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M68k system mode semihosting.
[qemu.git] / vl.c
CommitLineData
0824d6fc 1/*
80cabfad 2 * QEMU System Emulator
0824d6fc 3 *
84f2e8ef 4 * Copyright (c) 2003-2007 Fabrice Bellard
0824d6fc 5 *
1df912cf
FB		 6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
0824d6fc 23 */
67b915a5
FB		 24#include "vl.h"
25
0824d6fc 26#include <unistd.h>
0824d6fc
FB		 27#include <fcntl.h>
28#include <signal.h>
29#include <time.h>
0824d6fc 30#include <errno.h>
67b915a5 31#include <sys/time.h>
c88676f8 32#include <zlib.h>
67b915a5
FB		 33
34#ifndef _WIN32
35#include <sys/times.h>
f1510b2c 36#include <sys/wait.h>
67b915a5
FB		 37#include <termios.h>
38#include <sys/poll.h>
39#include <sys/mman.h>
f1510b2c
FB		 40#include <sys/ioctl.h>
41#include <sys/socket.h>
c94c8d64 42#include <netinet/in.h>
9d728e8c 43#include <dirent.h>
7c9d8e07 44#include <netdb.h>
7d3505c5
FB		 45#ifdef _BSD
46#include <sys/stat.h>
83fb7adf 47#ifndef __APPLE__
7d3505c5 48#include <libutil.h>
83fb7adf 49#endif
7d3505c5 50#else
ec530c81 51#ifndef __sun__
f1510b2c
FB		 52#include <linux/if.h>
53#include <linux/if_tun.h>
7d3505c5
FB		 54#include <pty.h>
55#include <malloc.h>
fd872598 56#include <linux/rtc.h>
e57a8c0e 57#include <linux/ppdev.h>
5867c88a 58#include <linux/parport.h>
d5d10bc3
TS		 59#else
60#include <sys/stat.h>
61#include <sys/ethernet.h>
62#include <sys/sockio.h>
63#include <arpa/inet.h>
64#include <netinet/arp.h>
65#include <netinet/in.h>
66#include <netinet/in_systm.h>
67#include <netinet/ip.h>
68#include <netinet/ip_icmp.h> // must come after ip.h
69#include <netinet/udp.h>
70#include <netinet/tcp.h>
71#include <net/if.h>
72#include <syslog.h>
73#include <stropts.h>
67b915a5 74#endif
7d3505c5 75#endif
ec530c81 76#endif
67b915a5 77
c20709aa
FB		 78#if defined(CONFIG_SLIRP)
79#include "libslirp.h"
80#endif
81
67b915a5 82#ifdef _WIN32
7d3505c5 83#include <malloc.h>
67b915a5
FB		 84#include <sys/timeb.h>
85#include <windows.h>
86#define getopt_long_only getopt_long
87#define memalign(align, size) malloc(size)
88#endif
89
6ca957f0
FB		 90#include "qemu_socket.h"
91
73332e5c 92#ifdef CONFIG_SDL
96bcd4f8 93#ifdef __APPLE__
83fb7adf 94#include <SDL/SDL.h>
96bcd4f8 95#endif
73332e5c 96#endif /* CONFIG_SDL */
0824d6fc 97
5b0753e0
FB		 98#ifdef CONFIG_COCOA
99#undef main
100#define main qemu_main
101#endif /* CONFIG_COCOA */
102
0824d6fc 103#include "disas.h"
fc01f7e7 104
8a7ddc38 105#include "exec-all.h"
0824d6fc 106
5a67135a 107#define DEFAULT_NETWORK_SCRIPT "/etc/qemu-ifup"
a14d6c8c
PB		 108#ifdef __sun__
109#define SMBD_COMMAND "/usr/sfw/sbin/smbd"
110#else
111#define SMBD_COMMAND "/usr/sbin/smbd"
112#endif
f1510b2c 113
0824d6fc 114//#define DEBUG_UNUSED_IOPORT
fd872598 115//#define DEBUG_IOPORT
330d0414 116
bb551faa 117#define PHYS_RAM_MAX_SIZE (2047 * 1024 * 1024)
7916e224 118
77d4bc34
FB		 119#ifdef TARGET_PPC
120#define DEFAULT_RAM_SIZE 144
121#else
1bfe856e 122#define DEFAULT_RAM_SIZE 128
77d4bc34 123#endif
8a7ddc38
FB		 124/* in ms */
125#define GUI_REFRESH_INTERVAL 30
313aa567 126
0d92ed30
PB		 127/* Max number of USB devices that can be specified on the commandline. */
128#define MAX_USB_CMDLINE 8
129
7dea1da4
FB		 130/* XXX: use a two level table to limit memory usage */
131#define MAX_IOPORTS 65536
0824d6fc 132
80cabfad 133const char *bios_dir = CONFIG_QEMU_SHAREDIR;
0824d6fc 134char phys_ram_file[1024];
c4b1fcc0 135void *ioport_opaque[MAX_IOPORTS];
fc01f7e7
FB		 136IOPortReadFunc *ioport_read_table[3][MAX_IOPORTS];
137IOPortWriteFunc *ioport_write_table[3][MAX_IOPORTS];
faea38e7
FB		 138/* Note: bs_table[MAX_DISKS] is a dummy block driver if none available
139 to store the VM snapshots */
140BlockDriverState *bs_table[MAX_DISKS + 1], *fd_table[MAX_FD];
86f55663 141BlockDriverState *pflash_table[MAX_PFLASH];
a1bb27b1 142BlockDriverState *sd_bdrv;
3e3d5815 143BlockDriverState *mtd_bdrv;
faea38e7
FB		 144/* point to the block driver where the snapshots are managed */
145BlockDriverState *bs_snapshots;
313aa567
FB		 146int vga_ram_size;
147static DisplayState display_state;
a20dd508 148int nographic;
3d11d0eb 149const char* keyboard_layout = NULL;
313aa567 150int64_t ticks_per_sec;
36b486bb 151int boot_device = 'c';
0ced6589 152int ram_size;
80cabfad 153int pit_min_timer_count = 0;
c4b1fcc0 154int nb_nics;
7c9d8e07 155NICInfo nd_table[MAX_NICS];
8a7ddc38
FB		 156QEMUTimer *gui_timer;
157int vm_running;
ee22c2f7 158int rtc_utc = 1;
1bfe856e 159int cirrus_vga_enabled = 1;
d34cab9f 160int vmsvga_enabled = 0;
d827220b
FB		 161#ifdef TARGET_SPARC
162int graphic_width = 1024;
163int graphic_height = 768;
eee0b836 164int graphic_depth = 8;
d827220b 165#else
1bfe856e
FB		 166int graphic_width = 800;
167int graphic_height = 600;
e9b137c2 168int graphic_depth = 15;
eee0b836 169#endif
d63d307f 170int full_screen = 0;
43523e93 171int no_frame = 0;
667accab 172int no_quit = 0;
8d11df9e 173CharDriverState *serial_hds[MAX_SERIAL_PORTS];
6508fe59 174CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
a09db21f
FB		 175#ifdef TARGET_I386
176int win2k_install_hack = 0;
177#endif
bb36d470 178int usb_enabled = 0;
7c9d8e07 179static VLANState *first_vlan;
6a00d601 180int smp_cpus = 1;
73fc9742 181const char *vnc_display;
d3e9db93 182#if defined(TARGET_SPARC)
ba3c64fb 183#define MAX_CPUS 16
d3e9db93
FB		 184#elif defined(TARGET_I386)
185#define MAX_CPUS 255
ba3c64fb 186#else
d3e9db93 187#define MAX_CPUS 1
ba3c64fb 188#endif
6515b203 189int acpi_enabled = 1;
52ca8d6a 190int fd_bootchk = 1;
d1beab82 191int no_reboot = 0;
9467cd46 192int cursor_hide = 1;
a171fe39 193int graphic_rotate = 0;
71e3ceb8 194int daemonize = 0;
9ae02555
TS		 195const char *option_rom[MAX_OPTION_ROMS];
196int nb_option_roms;
8e71621f 197int semihosting_enabled = 0;
3c07f8e8 198int autostart = 1;
c35734b2 199const char *qemu_name;
66508601
BS		 200#ifdef TARGET_SPARC
201unsigned int nb_prom_envs = 0;
202const char *prom_envs[MAX_PROM_ENVS];
203#endif
0824d6fc
FB		 204
205/***********************************************************/
26aa7d72
FB		 206/* x86 ISA bus support */
207
208target_phys_addr_t isa_mem_base = 0;
3de388f6 209PicState2 *isa_pic;
0824d6fc 210
c4b1fcc0 211uint32_t default_ioport_readb(void *opaque, uint32_t address)
0824d6fc
FB		 212{
213#ifdef DEBUG_UNUSED_IOPORT
1196be37 214 fprintf(stderr, "unused inb: port=0x%04x\n", address);
0824d6fc 215#endif
fc01f7e7 216 return 0xff;
0824d6fc
FB		 217}
218
c4b1fcc0 219void default_ioport_writeb(void *opaque, uint32_t address, uint32_t data)
0824d6fc
FB		 220{
221#ifdef DEBUG_UNUSED_IOPORT
1196be37 222 fprintf(stderr, "unused outb: port=0x%04x data=0x%02x\n", address, data);
0824d6fc
FB		 223#endif
224}
225
226/* default is to make two byte accesses */
c4b1fcc0 227uint32_t default_ioport_readw(void *opaque, uint32_t address)
0824d6fc
FB		 228{
229 uint32_t data;
db45c29a
FB		 230 data = ioport_read_table[0][address](ioport_opaque[address], address);
231 address = (address + 1) & (MAX_IOPORTS - 1);
232 data |= ioport_read_table[0][address](ioport_opaque[address], address) << 8;
0824d6fc
FB		 233 return data;
234}
235
c4b1fcc0 236void default_ioport_writew(void *opaque, uint32_t address, uint32_t data)
0824d6fc 237{
db45c29a
FB		 238 ioport_write_table[0][address](ioport_opaque[address], address, data & 0xff);
239 address = (address + 1) & (MAX_IOPORTS - 1);
240 ioport_write_table[0][address](ioport_opaque[address], address, (data >> 8) & 0xff);
0824d6fc
FB		 241}
242
c4b1fcc0 243uint32_t default_ioport_readl(void *opaque, uint32_t address)
0824d6fc 244{
fc01f7e7 245#ifdef DEBUG_UNUSED_IOPORT
1196be37 246 fprintf(stderr, "unused inl: port=0x%04x\n", address);
fc01f7e7
FB		 247#endif
248 return 0xffffffff;
0824d6fc
FB		 249}
250
c4b1fcc0 251void default_ioport_writel(void *opaque, uint32_t address, uint32_t data)
0824d6fc 252{
fc01f7e7 253#ifdef DEBUG_UNUSED_IOPORT
1196be37 254 fprintf(stderr, "unused outl: port=0x%04x data=0x%02x\n", address, data);
fc01f7e7 255#endif
0824d6fc
FB		 256}
257
fc01f7e7 258void init_ioports(void)
0824d6fc
FB		 259{
260 int i;
261
fc01f7e7
FB		 262 for(i = 0; i < MAX_IOPORTS; i++) {
263 ioport_read_table[0][i] = default_ioport_readb;
264 ioport_write_table[0][i] = default_ioport_writeb;
265 ioport_read_table[1][i] = default_ioport_readw;
266 ioport_write_table[1][i] = default_ioport_writew;
267 ioport_read_table[2][i] = default_ioport_readl;
268 ioport_write_table[2][i] = default_ioport_writel;
269 }
0824d6fc
FB		 270}
271
fc01f7e7 272/* size is the word size in byte */
c4b1fcc0
FB		 273int register_ioport_read(int start, int length, int size,
274 IOPortReadFunc *func, void *opaque)
f1510b2c 275{
fc01f7e7 276 int i, bsize;
f1510b2c 277
c4b1fcc0 278 if (size == 1) {
fc01f7e7 279 bsize = 0;
c4b1fcc0 280 } else if (size == 2) {
fc01f7e7 281 bsize = 1;
c4b1fcc0 282 } else if (size == 4) {
fc01f7e7 283 bsize = 2;
c4b1fcc0
FB		 284 } else {
285 hw_error("register_ioport_read: invalid size");
fc01f7e7 286 return -1;
c4b1fcc0
FB		 287 }
288 for(i = start; i < start + length; i += size) {
fc01f7e7 289 ioport_read_table[bsize][i] = func;
c4b1fcc0
FB		 290 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
291 hw_error("register_ioport_read: invalid opaque");
292 ioport_opaque[i] = opaque;
293 }
f1510b2c
FB		 294 return 0;
295}
296
fc01f7e7 297/* size is the word size in byte */
c4b1fcc0
FB		 298int register_ioport_write(int start, int length, int size,
299 IOPortWriteFunc *func, void *opaque)
f1510b2c 300{
fc01f7e7 301 int i, bsize;
f1510b2c 302
c4b1fcc0 303 if (size == 1) {
fc01f7e7 304 bsize = 0;
c4b1fcc0 305 } else if (size == 2) {
fc01f7e7 306 bsize = 1;
c4b1fcc0 307 } else if (size == 4) {
fc01f7e7 308 bsize = 2;
c4b1fcc0
FB		 309 } else {
310 hw_error("register_ioport_write: invalid size");
fc01f7e7 311 return -1;
c4b1fcc0
FB		 312 }
313 for(i = start; i < start + length; i += size) {
fc01f7e7 314 ioport_write_table[bsize][i] = func;
c4b1fcc0 315 if (ioport_opaque[i] != NULL && ioport_opaque[i] != opaque)
52f61fde 316 hw_error("register_ioport_write: invalid opaque");
c4b1fcc0
FB		 317 ioport_opaque[i] = opaque;
318 }
f1510b2c
FB		 319 return 0;
320}
321
69b91039
FB		 322void isa_unassign_ioport(int start, int length)
323{
324 int i;
325
326 for(i = start; i < start + length; i++) {
327 ioport_read_table[0][i] = default_ioport_readb;
328 ioport_read_table[1][i] = default_ioport_readw;
329 ioport_read_table[2][i] = default_ioport_readl;
330
331 ioport_write_table[0][i] = default_ioport_writeb;
332 ioport_write_table[1][i] = default_ioport_writew;
333 ioport_write_table[2][i] = default_ioport_writel;
334 }
335}
336
20f32282
FB		 337/***********************************************************/
338
c45886db 339void cpu_outb(CPUState *env, int addr, int val)
0824d6fc 340{
fd872598
FB		 341#ifdef DEBUG_IOPORT
342 if (loglevel & CPU_LOG_IOPORT)
343 fprintf(logfile, "outb: %04x %02x\n", addr, val);
344#endif
c4b1fcc0 345 ioport_write_table[0][addr](ioport_opaque[addr], addr, val);
89bfc105
FB		 346#ifdef USE_KQEMU
347 if (env)
348 env->last_io_time = cpu_get_time_fast();
349#endif
0824d6fc
FB		 350}
351
c45886db 352void cpu_outw(CPUState *env, int addr, int val)
0824d6fc 353{
fd872598
FB		 354#ifdef DEBUG_IOPORT
355 if (loglevel & CPU_LOG_IOPORT)
356 fprintf(logfile, "outw: %04x %04x\n", addr, val);
357#endif
c4b1fcc0 358 ioport_write_table[1][addr](ioport_opaque[addr], addr, val);
89bfc105
FB		 359#ifdef USE_KQEMU
360 if (env)
361 env->last_io_time = cpu_get_time_fast();
362#endif
0824d6fc
FB		 363}
364
c45886db 365void cpu_outl(CPUState *env, int addr, int val)
0824d6fc 366{
fd872598
FB		 367#ifdef DEBUG_IOPORT
368 if (loglevel & CPU_LOG_IOPORT)
369 fprintf(logfile, "outl: %04x %08x\n", addr, val);
370#endif
c4b1fcc0 371 ioport_write_table[2][addr](ioport_opaque[addr], addr, val);
89bfc105
FB		 372#ifdef USE_KQEMU
373 if (env)
374 env->last_io_time = cpu_get_time_fast();
375#endif
0824d6fc
FB		 376}
377
c45886db 378int cpu_inb(CPUState *env, int addr)
0824d6fc 379{
fd872598 380 int val;
fd872598
FB		 381 val = ioport_read_table[0][addr](ioport_opaque[addr], addr);
382#ifdef DEBUG_IOPORT
383 if (loglevel & CPU_LOG_IOPORT)
384 fprintf(logfile, "inb : %04x %02x\n", addr, val);
89bfc105
FB		 385#endif
386#ifdef USE_KQEMU
387 if (env)
388 env->last_io_time = cpu_get_time_fast();
fd872598
FB		 389#endif
390 return val;
0824d6fc
FB		 391}
392
c45886db 393int cpu_inw(CPUState *env, int addr)
0824d6fc 394{
fd872598 395 int val;
fd872598
FB		 396 val = ioport_read_table[1][addr](ioport_opaque[addr], addr);
397#ifdef DEBUG_IOPORT
398 if (loglevel & CPU_LOG_IOPORT)
399 fprintf(logfile, "inw : %04x %04x\n", addr, val);
89bfc105
FB		 400#endif
401#ifdef USE_KQEMU
402 if (env)
403 env->last_io_time = cpu_get_time_fast();
fd872598
FB		 404#endif
405 return val;
0824d6fc
FB		 406}
407
c45886db 408int cpu_inl(CPUState *env, int addr)
0824d6fc 409{
fd872598 410 int val;
fd872598
FB		 411 val = ioport_read_table[2][addr](ioport_opaque[addr], addr);
412#ifdef DEBUG_IOPORT
413 if (loglevel & CPU_LOG_IOPORT)
414 fprintf(logfile, "inl : %04x %08x\n", addr, val);
89bfc105
FB		 415#endif
416#ifdef USE_KQEMU
417 if (env)
418 env->last_io_time = cpu_get_time_fast();
fd872598
FB		 419#endif
420 return val;
0824d6fc
FB		 421}
422
423/***********************************************************/
0824d6fc
FB		 424void hw_error(const char *fmt, ...)
425{
426 va_list ap;
6a00d601 427 CPUState *env;
0824d6fc
FB		 428
429 va_start(ap, fmt);
430 fprintf(stderr, "qemu: hardware error: ");
431 vfprintf(stderr, fmt, ap);
432 fprintf(stderr, "\n");
6a00d601
FB		 433 for(env = first_cpu; env != NULL; env = env->next_cpu) {
434 fprintf(stderr, "CPU #%d:\n", env->cpu_index);
0824d6fc 435#ifdef TARGET_I386
6a00d601 436 cpu_dump_state(env, stderr, fprintf, X86_DUMP_FPU);
c45886db 437#else
6a00d601 438 cpu_dump_state(env, stderr, fprintf, 0);
0824d6fc 439#endif
6a00d601 440 }
0824d6fc
FB		 441 va_end(ap);
442 abort();
443}
444
63066f4f
FB		 445/***********************************************************/
446/* keyboard/mouse */
447
448static QEMUPutKBDEvent *qemu_put_kbd_event;
449static void *qemu_put_kbd_event_opaque;
455204eb
TS		 450static QEMUPutMouseEntry *qemu_put_mouse_event_head;
451static QEMUPutMouseEntry *qemu_put_mouse_event_current;
63066f4f
FB		 452
453void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
454{
455 qemu_put_kbd_event_opaque = opaque;
456 qemu_put_kbd_event = func;
457}
458
455204eb
TS		 459QEMUPutMouseEntry *qemu_add_mouse_event_handler(QEMUPutMouseEvent *func,
460 void *opaque, int absolute,
461 const char *name)
63066f4f 462{
455204eb
TS		 463 QEMUPutMouseEntry *s, *cursor;
464
465 s = qemu_mallocz(sizeof(QEMUPutMouseEntry));
466 if (!s)
467 return NULL;
468
469 s->qemu_put_mouse_event = func;
470 s->qemu_put_mouse_event_opaque = opaque;
471 s->qemu_put_mouse_event_absolute = absolute;
472 s->qemu_put_mouse_event_name = qemu_strdup(name);
473 s->next = NULL;
474
475 if (!qemu_put_mouse_event_head) {
476 qemu_put_mouse_event_head = qemu_put_mouse_event_current = s;
477 return s;
478 }
479
480 cursor = qemu_put_mouse_event_head;
481 while (cursor->next != NULL)
482 cursor = cursor->next;
483
484 cursor->next = s;
485 qemu_put_mouse_event_current = s;
486
487 return s;
488}
489
490void qemu_remove_mouse_event_handler(QEMUPutMouseEntry *entry)
491{
492 QEMUPutMouseEntry *prev = NULL, *cursor;
493
494 if (!qemu_put_mouse_event_head || entry == NULL)
495 return;
496
497 cursor = qemu_put_mouse_event_head;
498 while (cursor != NULL && cursor != entry) {
499 prev = cursor;
500 cursor = cursor->next;
501 }
502
503 if (cursor == NULL) // does not exist or list empty
504 return;
505 else if (prev == NULL) { // entry is head
506 qemu_put_mouse_event_head = cursor->next;
507 if (qemu_put_mouse_event_current == entry)
508 qemu_put_mouse_event_current = cursor->next;
509 qemu_free(entry->qemu_put_mouse_event_name);
510 qemu_free(entry);
511 return;
512 }
513
514 prev->next = entry->next;
515
516 if (qemu_put_mouse_event_current == entry)
517 qemu_put_mouse_event_current = prev;
518
519 qemu_free(entry->qemu_put_mouse_event_name);
520 qemu_free(entry);
63066f4f
FB		 521}
522
523void kbd_put_keycode(int keycode)
524{
525 if (qemu_put_kbd_event) {
526 qemu_put_kbd_event(qemu_put_kbd_event_opaque, keycode);
527 }
528}
529
530void kbd_mouse_event(int dx, int dy, int dz, int buttons_state)
531{
455204eb
TS		 532 QEMUPutMouseEvent *mouse_event;
533 void *mouse_event_opaque;
a171fe39 534 int width;
455204eb
TS		 535
536 if (!qemu_put_mouse_event_current) {
537 return;
538 }
539
540 mouse_event =
541 qemu_put_mouse_event_current->qemu_put_mouse_event;
542 mouse_event_opaque =
543 qemu_put_mouse_event_current->qemu_put_mouse_event_opaque;
544
545 if (mouse_event) {
a171fe39
AZ		 546 if (graphic_rotate) {
547 if (qemu_put_mouse_event_current->qemu_put_mouse_event_absolute)
548 width = 0x7fff;
549 else
550 width = graphic_width;
551 mouse_event(mouse_event_opaque,
552 width - dy, dx, dz, buttons_state);
553 } else
554 mouse_event(mouse_event_opaque,
555 dx, dy, dz, buttons_state);
63066f4f
FB		 556 }
557}
558
09b26c5e
FB		 559int kbd_mouse_is_absolute(void)
560{
455204eb
TS		 561 if (!qemu_put_mouse_event_current)
562 return 0;
563
564 return qemu_put_mouse_event_current->qemu_put_mouse_event_absolute;
565}
566
567void do_info_mice(void)
568{
569 QEMUPutMouseEntry *cursor;
570 int index = 0;
571
572 if (!qemu_put_mouse_event_head) {
573 term_printf("No mouse devices connected\n");
574 return;
575 }
576
577 term_printf("Mouse devices available:\n");
578 cursor = qemu_put_mouse_event_head;
579 while (cursor != NULL) {
580 term_printf("%c Mouse #%d: %s\n",
581 (cursor == qemu_put_mouse_event_current ? '*' : ' '),
582 index, cursor->qemu_put_mouse_event_name);
583 index++;
584 cursor = cursor->next;
585 }
586}
587
588void do_mouse_set(int index)
589{
590 QEMUPutMouseEntry *cursor;
591 int i = 0;
592
593 if (!qemu_put_mouse_event_head) {
594 term_printf("No mouse devices connected\n");
595 return;
596 }
597
598 cursor = qemu_put_mouse_event_head;
599 while (cursor != NULL && index != i) {
600 i++;
601 cursor = cursor->next;
602 }
603
604 if (cursor != NULL)
605 qemu_put_mouse_event_current = cursor;
606 else
607 term_printf("Mouse at given index not found\n");
09b26c5e
FB		 608}
609
1dce7c3c
FB		 610/* compute with 96 bit intermediate result: (a*b)/c */
611uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
0824d6fc 612{
1dce7c3c
FB		 613 union {
614 uint64_t ll;
615 struct {
616#ifdef WORDS_BIGENDIAN
617 uint32_t high, low;
618#else
619 uint32_t low, high;
620#endif
621 } l;
622 } u, res;
623 uint64_t rl, rh;
0824d6fc 624
1dce7c3c
FB		 625 u.ll = a;
626 rl = (uint64_t)u.l.low * (uint64_t)b;
627 rh = (uint64_t)u.l.high * (uint64_t)b;
628 rh += (rl >> 32);
629 res.l.high = rh / c;
630 res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
631 return res.ll;
34865134
FB		 632}
633
1dce7c3c
FB		 634/***********************************************************/
635/* real time host monotonic timer */
34865134 636
1dce7c3c 637#define QEMU_TIMER_BASE 1000000000LL
34865134 638
1dce7c3c 639#ifdef WIN32
0824d6fc 640
1dce7c3c 641static int64_t clock_freq;
1115dde7 642
1dce7c3c 643static void init_get_clock(void)
1115dde7 644{
a8e5ac33
FB		 645 LARGE_INTEGER freq;
646 int ret;
1dce7c3c
FB		 647 ret = QueryPerformanceFrequency(&freq);
648 if (ret == 0) {
649 fprintf(stderr, "Could not calibrate ticks\n");
650 exit(1);
651 }
652 clock_freq = freq.QuadPart;
1115dde7
FB		 653}
654
1dce7c3c 655static int64_t get_clock(void)
b8076a74 656{
1dce7c3c
FB		 657 LARGE_INTEGER ti;
658 QueryPerformanceCounter(&ti);
659 return muldiv64(ti.QuadPart, QEMU_TIMER_BASE, clock_freq);
b8076a74
FB		 660}
661
1dce7c3c 662#else
90cb9493 663
1dce7c3c
FB		 664static int use_rt_clock;
665
666static void init_get_clock(void)
90cb9493 667{
1dce7c3c
FB		 668 use_rt_clock = 0;
669#if defined(__linux__)
670 {
671 struct timespec ts;
672 if (clock_gettime(CLOCK_MONOTONIC, &ts) == 0) {
673 use_rt_clock = 1;
674 }
675 }
676#endif
90cb9493
FB		 677}
678
1dce7c3c 679static int64_t get_clock(void)
fdbb4691 680{
1dce7c3c
FB		 681#if defined(__linux__)
682 if (use_rt_clock) {
683 struct timespec ts;
684 clock_gettime(CLOCK_MONOTONIC, &ts);
685 return ts.tv_sec * 1000000000LL + ts.tv_nsec;
686 } else
fdbb4691 687#endif
1dce7c3c
FB		 688 {
689 /* XXX: using gettimeofday leads to problems if the date
690 changes, so it should be avoided. */
691 struct timeval tv;
692 gettimeofday(&tv, NULL);
693 return tv.tv_sec * 1000000000LL + (tv.tv_usec * 1000);
694 }
fdbb4691
FB		 695}
696
34865134
FB		 697#endif
698
1dce7c3c
FB		 699/***********************************************************/
700/* guest cycle counter */
701
eade0f19 702static int64_t cpu_ticks_prev;
34865134 703static int64_t cpu_ticks_offset;
1dce7c3c 704static int64_t cpu_clock_offset;
8a7ddc38 705static int cpu_ticks_enabled;
34865134 706
1dce7c3c
FB		 707/* return the host CPU cycle counter and handle stop/restart */
708int64_t cpu_get_ticks(void)
34865134 709{
8a7ddc38
FB		 710 if (!cpu_ticks_enabled) {
711 return cpu_ticks_offset;
712 } else {
eade0f19
FB		 713 int64_t ticks;
714 ticks = cpu_get_real_ticks();
715 if (cpu_ticks_prev > ticks) {
716 /* Note: non increasing ticks may happen if the host uses
717 software suspend */
718 cpu_ticks_offset += cpu_ticks_prev - ticks;
719 }
720 cpu_ticks_prev = ticks;
721 return ticks + cpu_ticks_offset;
8a7ddc38 722 }
34865134
FB		 723}
724
1dce7c3c
FB		 725/* return the host CPU monotonic timer and handle stop/restart */
726static int64_t cpu_get_clock(void)
727{
728 int64_t ti;
729 if (!cpu_ticks_enabled) {
730 return cpu_clock_offset;
731 } else {
732 ti = get_clock();
733 return ti + cpu_clock_offset;
734 }
735}
736
34865134
FB		 737/* enable cpu_get_ticks() */
738void cpu_enable_ticks(void)
739{
8a7ddc38
FB		 740 if (!cpu_ticks_enabled) {
741 cpu_ticks_offset -= cpu_get_real_ticks();
1dce7c3c 742 cpu_clock_offset -= get_clock();
8a7ddc38
FB		 743 cpu_ticks_enabled = 1;
744 }
34865134
FB		 745}
746
747/* disable cpu_get_ticks() : the clock is stopped. You must not call
748 cpu_get_ticks() after that. */
749void cpu_disable_ticks(void)
750{
8a7ddc38
FB		 751 if (cpu_ticks_enabled) {
752 cpu_ticks_offset = cpu_get_ticks();
1dce7c3c 753 cpu_clock_offset = cpu_get_clock();
8a7ddc38
FB		 754 cpu_ticks_enabled = 0;
755 }
34865134
FB		 756}
757
1dce7c3c
FB		 758/***********************************************************/
759/* timers */
760
8a7ddc38
FB		 761#define QEMU_TIMER_REALTIME 0
762#define QEMU_TIMER_VIRTUAL 1
763
764struct QEMUClock {
765 int type;
766 /* XXX: add frequency */
767};
768
769struct QEMUTimer {
770 QEMUClock *clock;
771 int64_t expire_time;
772 QEMUTimerCB *cb;
773 void *opaque;
774 struct QEMUTimer *next;
775};
776
777QEMUClock *rt_clock;
778QEMUClock *vm_clock;
779
780static QEMUTimer *active_timers[2];
40c3bac3
FB		 781#ifdef _WIN32
782static MMRESULT timerID;
06d9f2f7
FB		 783static HANDLE host_alarm = NULL;
784static unsigned int period = 1;
40c3bac3 785#else
8a7ddc38
FB		 786/* frequency of the times() clock tick */
787static int timer_freq;
67b915a5 788#endif
8a7ddc38
FB		 789
790QEMUClock *qemu_new_clock(int type)
791{
792 QEMUClock *clock;
793 clock = qemu_mallocz(sizeof(QEMUClock));
794 if (!clock)
795 return NULL;
796 clock->type = type;
797 return clock;
798}
799
800QEMUTimer *qemu_new_timer(QEMUClock *clock, QEMUTimerCB *cb, void *opaque)
801{
802 QEMUTimer *ts;
803
804 ts = qemu_mallocz(sizeof(QEMUTimer));
805 ts->clock = clock;
806 ts->cb = cb;
807 ts->opaque = opaque;
808 return ts;
809}
810
811void qemu_free_timer(QEMUTimer *ts)
812{
813 qemu_free(ts);
814}
815
816/* stop a timer, but do not dealloc it */
817void qemu_del_timer(QEMUTimer *ts)
818{
819 QEMUTimer **pt, *t;
820
821 /* NOTE: this code must be signal safe because
822 qemu_timer_expired() can be called from a signal. */
823 pt = &active_timers[ts->clock->type];
824 for(;;) {
825 t = *pt;
826 if (!t)
827 break;
828 if (t == ts) {
829 *pt = t->next;
830 break;
831 }
832 pt = &t->next;
833 }
834}
835
836/* modify the current timer so that it will be fired when current_time
837 >= expire_time. The corresponding callback will be called. */
838void qemu_mod_timer(QEMUTimer *ts, int64_t expire_time)
839{
840 QEMUTimer **pt, *t;
841
842 qemu_del_timer(ts);
843
844 /* add the timer in the sorted list */
845 /* NOTE: this code must be signal safe because
846 qemu_timer_expired() can be called from a signal. */
847 pt = &active_timers[ts->clock->type];
848 for(;;) {
849 t = *pt;
850 if (!t)
851 break;
852 if (t->expire_time > expire_time)
853 break;
854 pt = &t->next;
855 }
856 ts->expire_time = expire_time;
857 ts->next = *pt;
858 *pt = ts;
859}
860
861int qemu_timer_pending(QEMUTimer *ts)
862{
863 QEMUTimer *t;
864 for(t = active_timers[ts->clock->type]; t != NULL; t = t->next) {
865 if (t == ts)
866 return 1;
867 }
868 return 0;
869}
870
871static inline int qemu_timer_expired(QEMUTimer *timer_head, int64_t current_time)
872{
873 if (!timer_head)
874 return 0;
875 return (timer_head->expire_time <= current_time);
876}
877
878static void qemu_run_timers(QEMUTimer **ptimer_head, int64_t current_time)
879{
880 QEMUTimer *ts;
881
882 for(;;) {
883 ts = *ptimer_head;
e95c8d51 884 if (!ts || ts->expire_time > current_time)
8a7ddc38
FB		 885 break;
886 /* remove timer from the list before calling the callback */
887 *ptimer_head = ts->next;
888 ts->next = NULL;
889
890 /* run the callback (the timer list can be modified) */
891 ts->cb(ts->opaque);
892 }
893}
894
895int64_t qemu_get_clock(QEMUClock *clock)
896{
897 switch(clock->type) {
898 case QEMU_TIMER_REALTIME:
1dce7c3c 899 return get_clock() / 1000000;
8a7ddc38
FB		 900 default:
901 case QEMU_TIMER_VIRTUAL:
1dce7c3c 902 return cpu_get_clock();
8a7ddc38
FB		 903 }
904}
905
1dce7c3c
FB		 906static void init_timers(void)
907{
908 init_get_clock();
909 ticks_per_sec = QEMU_TIMER_BASE;
910 rt_clock = qemu_new_clock(QEMU_TIMER_REALTIME);
911 vm_clock = qemu_new_clock(QEMU_TIMER_VIRTUAL);
912}
913
8a7ddc38
FB		 914/* save a timer */
915void qemu_put_timer(QEMUFile *f, QEMUTimer *ts)
916{
917 uint64_t expire_time;
918
919 if (qemu_timer_pending(ts)) {
920 expire_time = ts->expire_time;
921 } else {
922 expire_time = -1;
923 }
924 qemu_put_be64(f, expire_time);
925}
926
927void qemu_get_timer(QEMUFile *f, QEMUTimer *ts)
928{
929 uint64_t expire_time;
930
931 expire_time = qemu_get_be64(f);
932 if (expire_time != -1) {
933 qemu_mod_timer(ts, expire_time);
934 } else {
935 qemu_del_timer(ts);
936 }
937}
938
939static void timer_save(QEMUFile *f, void *opaque)
940{
941 if (cpu_ticks_enabled) {
942 hw_error("cannot save state if virtual timers are running");
943 }
944 qemu_put_be64s(f, &cpu_ticks_offset);
945 qemu_put_be64s(f, &ticks_per_sec);
c88676f8 946 qemu_put_be64s(f, &cpu_clock_offset);
8a7ddc38
FB		 947}
948
949static int timer_load(QEMUFile *f, void *opaque, int version_id)
950{
c88676f8 951 if (version_id != 1 && version_id != 2)
8a7ddc38
FB		 952 return -EINVAL;
953 if (cpu_ticks_enabled) {
954 return -EINVAL;
955 }
956 qemu_get_be64s(f, &cpu_ticks_offset);
957 qemu_get_be64s(f, &ticks_per_sec);
c88676f8
FB		 958 if (version_id == 2) {
959 qemu_get_be64s(f, &cpu_clock_offset);
960 }
8a7ddc38
FB		 961 return 0;
962}
963
67b915a5
FB		 964#ifdef _WIN32
965void CALLBACK host_alarm_handler(UINT uTimerID, UINT uMsg,
966 DWORD_PTR dwUser, DWORD_PTR dw1, DWORD_PTR dw2)
967#else
8a7ddc38 968static void host_alarm_handler(int host_signum)
67b915a5 969#endif
8a7ddc38 970{
02ba45c5
FB		 971#if 0
972#define DISP_FREQ 1000
973 {
974 static int64_t delta_min = INT64_MAX;
975 static int64_t delta_max, delta_cum, last_clock, delta, ti;
976 static int count;
977 ti = qemu_get_clock(vm_clock);
978 if (last_clock != 0) {
979 delta = ti - last_clock;
980 if (delta < delta_min)
981 delta_min = delta;
982 if (delta > delta_max)
983 delta_max = delta;
984 delta_cum += delta;
985 if (++count == DISP_FREQ) {
26a76461 986 printf("timer: min=%" PRId64 " us max=%" PRId64 " us avg=%" PRId64 " us avg_freq=%0.3f Hz\n",
02ba45c5
FB		 987 muldiv64(delta_min, 1000000, ticks_per_sec),
988 muldiv64(delta_max, 1000000, ticks_per_sec),
989 muldiv64(delta_cum, 1000000 / DISP_FREQ, ticks_per_sec),
990 (double)ticks_per_sec / ((double)delta_cum / DISP_FREQ));
991 count = 0;
992 delta_min = INT64_MAX;
993 delta_max = 0;
994 delta_cum = 0;
995 }
996 }
997 last_clock = ti;
998 }
999#endif
8a7ddc38
FB		 1000 if (qemu_timer_expired(active_timers[QEMU_TIMER_VIRTUAL],
1001 qemu_get_clock(vm_clock)) ||
1002 qemu_timer_expired(active_timers[QEMU_TIMER_REALTIME],
1003 qemu_get_clock(rt_clock))) {
06d9f2f7
FB		 1004#ifdef _WIN32
1005 SetEvent(host_alarm);
1006#endif
6a00d601
FB		 1007 CPUState *env = cpu_single_env;
1008 if (env) {
1009 /* stop the currently executing cpu because a timer occured */
1010 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
a332e112 1011#ifdef USE_KQEMU
6a00d601
FB		 1012 if (env->kqemu_enabled) {
1013 kqemu_cpu_interrupt(env);
1014 }
a332e112 1015#endif
6a00d601 1016 }
8a7ddc38
FB		 1017 }
1018}
1019
fd872598
FB		 1020#ifndef _WIN32
1021
829309c7
FB		 1022#if defined(__linux__)
1023
fd872598
FB		 1024#define RTC_FREQ 1024
1025
1026static int rtc_fd;
829309c7 1027
fd872598
FB		 1028static int start_rtc_timer(void)
1029{
1030 rtc_fd = open("/dev/rtc", O_RDONLY);
1031 if (rtc_fd < 0)
1032 return -1;
1033 if (ioctl(rtc_fd, RTC_IRQP_SET, RTC_FREQ) < 0) {
1034 fprintf(stderr, "Could not configure '/dev/rtc' to have a 1024 Hz timer. This is not a fatal\n"
1035 "error, but for better emulation accuracy either use a 2.6 host Linux kernel or\n"
1036 "type 'echo 1024 > /proc/sys/dev/rtc/max-user-freq' as root.\n");
1037 goto fail;
1038 }
1039 if (ioctl(rtc_fd, RTC_PIE_ON, 0) < 0) {
1040 fail:
1041 close(rtc_fd);
1042 return -1;
1043 }
1044 pit_min_timer_count = PIT_FREQ / RTC_FREQ;
1045 return 0;
1046}
1047
829309c7
FB		 1048#else
1049
1050static int start_rtc_timer(void)
1051{
1052 return -1;
1053}
1054
1055#endif /* !defined(__linux__) */
1056
1057#endif /* !defined(_WIN32) */
fd872598 1058
1dce7c3c 1059static void init_timer_alarm(void)
8a7ddc38 1060{
67b915a5
FB		 1061#ifdef _WIN32
1062 {
1063 int count=0;
06d9f2f7
FB		 1064 TIMECAPS tc;
1065
1066 ZeroMemory(&tc, sizeof(TIMECAPS));
1067 timeGetDevCaps(&tc, sizeof(TIMECAPS));
1068 if (period < tc.wPeriodMin)
1069 period = tc.wPeriodMin;
1070 timeBeginPeriod(period);
1d14ffa9 1071 timerID = timeSetEvent(1, // interval (ms)
06d9f2f7 1072 period, // resolution
40c3bac3
FB		 1073 host_alarm_handler, // function
1074 (DWORD)&count, // user parameter
1075 TIME_PERIODIC | TIME_CALLBACK_FUNCTION);
67b915a5
FB		 1076 if( !timerID ) {
1077 perror("failed timer alarm");
1078 exit(1);
1079 }
06d9f2f7
FB		 1080 host_alarm = CreateEvent(NULL, FALSE, FALSE, NULL);
1081 if (!host_alarm) {
1082 perror("failed CreateEvent");
1083 exit(1);
1084 }
a18e524a 1085 qemu_add_wait_object(host_alarm, NULL, NULL);
67b915a5
FB		 1086 }
1087 pit_min_timer_count = ((uint64_t)10000 * PIT_FREQ) / 1000000;
1088#else
1089 {
1090 struct sigaction act;
1091 struct itimerval itv;
1092
1093 /* get times() syscall frequency */
1094 timer_freq = sysconf(_SC_CLK_TCK);
1095
1096 /* timer signal */
1097 sigfillset(&act.sa_mask);
a09db21f 1098 act.sa_flags = 0;
8a7ddc38 1099#if defined (TARGET_I386) && defined(USE_CODE_COPY)
67b915a5
FB		 1100 act.sa_flags |= SA_ONSTACK;
1101#endif
1102 act.sa_handler = host_alarm_handler;
1103 sigaction(SIGALRM, &act, NULL);
fd872598 1104
67b915a5 1105 itv.it_interval.tv_sec = 0;
d79284e0 1106 itv.it_interval.tv_usec = 999; /* for i386 kernel 2.6 to get 1 ms */
67b915a5
FB		 1107 itv.it_value.tv_sec = 0;
1108 itv.it_value.tv_usec = 10 * 1000;
1109 setitimer(ITIMER_REAL, &itv, NULL);
1110 /* we probe the tick duration of the kernel to inform the user if
1111 the emulated kernel requested a too high timer frequency */
1112 getitimer(ITIMER_REAL, &itv);
fd872598 1113
83fb7adf 1114#if defined(__linux__)
29e3055c
FB		 1115 /* XXX: force /dev/rtc usage because even 2.6 kernels may not
1116 have timers with 1 ms resolution. The correct solution will
1117 be to use the POSIX real time timers available in recent
1118 2.6 kernels */
1119 if (itv.it_interval.tv_usec > 1000 || 1) {
fd872598
FB		 1120 /* try to use /dev/rtc to have a faster timer */
1121 if (start_rtc_timer() < 0)
1122 goto use_itimer;
1123 /* disable itimer */
1124 itv.it_interval.tv_sec = 0;
1125 itv.it_interval.tv_usec = 0;
1126 itv.it_value.tv_sec = 0;
1127 itv.it_value.tv_usec = 0;
1128 setitimer(ITIMER_REAL, &itv, NULL);
1129
1130 /* use the RTC */
a1968d71 1131 sigaction(SIGIO, &act, NULL);
fd872598
FB		 1132 fcntl(rtc_fd, F_SETFL, O_ASYNC);
1133 fcntl(rtc_fd, F_SETOWN, getpid());
83fb7adf
FB		 1134 } else
1135#endif /* defined(__linux__) */
1136 {
fd872598
FB		 1137 use_itimer:
1138 pit_min_timer_count = ((uint64_t)itv.it_interval.tv_usec *
1139 PIT_FREQ) / 1000000;
1140 }
67b915a5 1141 }
8a7ddc38 1142#endif
8a7ddc38
FB		 1143}
1144
40c3bac3
FB		 1145void quit_timers(void)
1146{
1147#ifdef _WIN32
1148 timeKillEvent(timerID);
06d9f2f7
FB		 1149 timeEndPeriod(period);
1150 if (host_alarm) {
1151 CloseHandle(host_alarm);
1152 host_alarm = NULL;
1153 }
40c3bac3
FB		 1154#endif
1155}
1156
c4b1fcc0 1157/***********************************************************/
82c643ff 1158/* character device */
313aa567 1159
e5b0bc44
PB		 1160static void qemu_chr_event(CharDriverState *s, int event)
1161{
1162 if (!s->chr_event)
1163 return;
1164 s->chr_event(s->handler_opaque, event);
1165}
1166
86e94dea
TS		 1167static void qemu_chr_reset_bh(void *opaque)
1168{
1169 CharDriverState *s = opaque;
e5b0bc44 1170 qemu_chr_event(s, CHR_EVENT_RESET);
86e94dea
TS		 1171 qemu_bh_delete(s->bh);
1172 s->bh = NULL;
1173}
1174
1175void qemu_chr_reset(CharDriverState *s)
1176{
1177 if (s->bh == NULL) {
1178 s->bh = qemu_bh_new(qemu_chr_reset_bh, s);
1179 qemu_bh_schedule(s->bh);
1180 }
1181}
1182
82c643ff
FB		 1183int qemu_chr_write(CharDriverState *s, const uint8_t *buf, int len)
1184{
1185 return s->chr_write(s, buf, len);
1186}
67b915a5 1187
e57a8c0e 1188int qemu_chr_ioctl(CharDriverState *s, int cmd, void *arg)
f8d179e3 1189{
e57a8c0e
FB		 1190 if (!s->chr_ioctl)
1191 return -ENOTSUP;
1192 return s->chr_ioctl(s, cmd, arg);
f8d179e3
FB		 1193}
1194
e5b0bc44
PB		 1195int qemu_chr_can_read(CharDriverState *s)
1196{
1197 if (!s->chr_can_read)
1198 return 0;
1199 return s->chr_can_read(s->handler_opaque);
1200}
1201
1202void qemu_chr_read(CharDriverState *s, uint8_t *buf, int len)
1203{
1204 s->chr_read(s->handler_opaque, buf, len);
1205}
1206
1207
82c643ff 1208void qemu_chr_printf(CharDriverState *s, const char *fmt, ...)
67b915a5 1209{
82c643ff
FB		 1210 char buf[4096];
1211 va_list ap;
1212 va_start(ap, fmt);
1213 vsnprintf(buf, sizeof(buf), fmt, ap);
1214 qemu_chr_write(s, buf, strlen(buf));
1215 va_end(ap);
67b915a5
FB		 1216}
1217
5905b2e5
FB		 1218void qemu_chr_send_event(CharDriverState *s, int event)
1219{
1220 if (s->chr_send_event)
1221 s->chr_send_event(s, event);
1222}
1223
e5b0bc44
PB		 1224void qemu_chr_add_handlers(CharDriverState *s,
1225 IOCanRWHandler *fd_can_read,
1226 IOReadHandler *fd_read,
1227 IOEventHandler *fd_event,
1228 void *opaque)
82c643ff 1229{
e5b0bc44
PB		 1230 s->chr_can_read = fd_can_read;
1231 s->chr_read = fd_read;
1232 s->chr_event = fd_event;
1233 s->handler_opaque = opaque;
1234 if (s->chr_update_read_handler)
1235 s->chr_update_read_handler(s);
82c643ff
FB		 1236}
1237
82c643ff 1238static int null_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
313aa567 1239{
82c643ff
FB		 1240 return len;
1241}
1242
52f61fde 1243static CharDriverState *qemu_chr_open_null(void)
82c643ff
FB		 1244{
1245 CharDriverState *chr;
1246
1247 chr = qemu_mallocz(sizeof(CharDriverState));
1248 if (!chr)
1249 return NULL;
1250 chr->chr_write = null_chr_write;
82c643ff
FB		 1251 return chr;
1252}
1253
20d8a3ed
TS		 1254/* MUX driver for serial I/O splitting */
1255static int term_timestamps;
1256static int64_t term_timestamps_start;
9c1de612 1257#define MAX_MUX 4
20d8a3ed
TS		 1258typedef struct {
1259 IOCanRWHandler *chr_can_read[MAX_MUX];
1260 IOReadHandler *chr_read[MAX_MUX];
1261 IOEventHandler *chr_event[MAX_MUX];
1262 void *ext_opaque[MAX_MUX];
1263 CharDriverState *drv;
1264 int mux_cnt;
1265 int term_got_escape;
1266 int max_size;
1267} MuxDriver;
1268
1269
1270static int mux_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1271{
1272 MuxDriver *d = chr->opaque;
1273 int ret;
1274 if (!term_timestamps) {
1275 ret = d->drv->chr_write(d->drv, buf, len);
1276 } else {
1277 int i;
1278
1279 ret = 0;
1280 for(i = 0; i < len; i++) {
1281 ret += d->drv->chr_write(d->drv, buf+i, 1);
1282 if (buf[i] == '\n') {
1283 char buf1[64];
1284 int64_t ti;
1285 int secs;
1286
1287 ti = get_clock();
1288 if (term_timestamps_start == -1)
1289 term_timestamps_start = ti;
1290 ti -= term_timestamps_start;
1291 secs = ti / 1000000000;
1292 snprintf(buf1, sizeof(buf1),
1293 "[%02d:%02d:%02d.%03d] ",
1294 secs / 3600,
1295 (secs / 60) % 60,
1296 secs % 60,
1297 (int)((ti / 1000000) % 1000));
1298 d->drv->chr_write(d->drv, buf1, strlen(buf1));
1299 }
1300 }
1301 }
1302 return ret;
1303}
1304
1305static char *mux_help[] = {
1306 "% h print this help\n\r",
1307 "% x exit emulator\n\r",
1308 "% s save disk data back to file (if -snapshot)\n\r",
1309 "% t toggle console timestamps\n\r"
1310 "% b send break (magic sysrq)\n\r",
1311 "% c switch between console and monitor\n\r",
1312 "% % sends %\n\r",
1313 NULL
1314};
1315
1316static int term_escape_char = 0x01; /* ctrl-a is used for escape */
1317static void mux_print_help(CharDriverState *chr)
1318{
1319 int i, j;
1320 char ebuf[15] = "Escape-Char";
1321 char cbuf[50] = "\n\r";
1322
1323 if (term_escape_char > 0 && term_escape_char < 26) {
1324 sprintf(cbuf,"\n\r");
1325 sprintf(ebuf,"C-%c", term_escape_char - 1 + 'a');
1326 } else {
1327 sprintf(cbuf,"\n\rEscape-Char set to Ascii: 0x%02x\n\r\n\r", term_escape_char);
1328 }
1329 chr->chr_write(chr, cbuf, strlen(cbuf));
1330 for (i = 0; mux_help[i] != NULL; i++) {
1331 for (j=0; mux_help[i][j] != '\0'; j++) {
1332 if (mux_help[i][j] == '%')
1333 chr->chr_write(chr, ebuf, strlen(ebuf));
1334 else
1335 chr->chr_write(chr, &mux_help[i][j], 1);
1336 }
1337 }
1338}
1339
1340static int mux_proc_byte(CharDriverState *chr, MuxDriver *d, int ch)
1341{
1342 if (d->term_got_escape) {
1343 d->term_got_escape = 0;
1344 if (ch == term_escape_char)
1345 goto send_char;
1346 switch(ch) {
1347 case '?':
1348 case 'h':
1349 mux_print_help(chr);
1350 break;
1351 case 'x':
1352 {
1353 char *term = "QEMU: Terminated\n\r";
1354 chr->chr_write(chr,term,strlen(term));
1355 exit(0);
1356 break;
1357 }
1358 case 's':
1359 {
1360 int i;
1361 for (i = 0; i < MAX_DISKS; i++) {
1362 if (bs_table[i])
1363 bdrv_commit(bs_table[i]);
1364 }
2dc7b602
AZ		 1365 if (mtd_bdrv)
1366 bdrv_commit(mtd_bdrv);
20d8a3ed
TS		 1367 }
1368 break;
1369 case 'b':
36ddb83b 1370 qemu_chr_event(chr, CHR_EVENT_BREAK);
20d8a3ed
TS		 1371 break;
1372 case 'c':
1373 /* Switch to the next registered device */
1374 chr->focus++;
1375 if (chr->focus >= d->mux_cnt)
1376 chr->focus = 0;
1377 break;
1378 case 't':
1379 term_timestamps = !term_timestamps;
1380 term_timestamps_start = -1;
1381 break;
1382 }
1383 } else if (ch == term_escape_char) {
1384 d->term_got_escape = 1;
1385 } else {
1386 send_char:
1387 return 1;
1388 }
1389 return 0;
1390}
1391
1392static int mux_chr_can_read(void *opaque)
1393{
1394 CharDriverState *chr = opaque;
1395 MuxDriver *d = chr->opaque;
1396 if (d->chr_can_read[chr->focus])
1397 return d->chr_can_read[chr->focus](d->ext_opaque[chr->focus]);
1398 return 0;
1399}
1400
1401static void mux_chr_read(void *opaque, const uint8_t *buf, int size)
1402{
1403 CharDriverState *chr = opaque;
1404 MuxDriver *d = chr->opaque;
1405 int i;
1406 for(i = 0; i < size; i++)
1407 if (mux_proc_byte(chr, d, buf[i]))
1408 d->chr_read[chr->focus](d->ext_opaque[chr->focus], &buf[i], 1);
1409}
1410
1411static void mux_chr_event(void *opaque, int event)
1412{
1413 CharDriverState *chr = opaque;
1414 MuxDriver *d = chr->opaque;
1415 int i;
1416
1417 /* Send the event to all registered listeners */
1418 for (i = 0; i < d->mux_cnt; i++)
1419 if (d->chr_event[i])
1420 d->chr_event[i](d->ext_opaque[i], event);
1421}
1422
1423static void mux_chr_update_read_handler(CharDriverState *chr)
1424{
1425 MuxDriver *d = chr->opaque;
1426
1427 if (d->mux_cnt >= MAX_MUX) {
1428 fprintf(stderr, "Cannot add I/O handlers, MUX array is full\n");
1429 return;
1430 }
1431 d->ext_opaque[d->mux_cnt] = chr->handler_opaque;
1432 d->chr_can_read[d->mux_cnt] = chr->chr_can_read;
1433 d->chr_read[d->mux_cnt] = chr->chr_read;
1434 d->chr_event[d->mux_cnt] = chr->chr_event;
1435 /* Fix up the real driver with mux routines */
1436 if (d->mux_cnt == 0) {
1437 qemu_chr_add_handlers(d->drv, mux_chr_can_read, mux_chr_read,
1438 mux_chr_event, chr);
1439 }
1440 chr->focus = d->mux_cnt;
1441 d->mux_cnt++;
1442}
1443
1444CharDriverState *qemu_chr_open_mux(CharDriverState *drv)
1445{
1446 CharDriverState *chr;
1447 MuxDriver *d;
1448
1449 chr = qemu_mallocz(sizeof(CharDriverState));
1450 if (!chr)
1451 return NULL;
1452 d = qemu_mallocz(sizeof(MuxDriver));
1453 if (!d) {
1454 free(chr);
1455 return NULL;
1456 }
1457
1458 chr->opaque = d;
1459 d->drv = drv;
1460 chr->focus = -1;
1461 chr->chr_write = mux_chr_write;
1462 chr->chr_update_read_handler = mux_chr_update_read_handler;
1463 return chr;
1464}
1465
1466
fd1dff4b 1467#ifdef _WIN32
82c643ff 1468
fd1dff4b
FB		 1469static void socket_cleanup(void)
1470{
1471 WSACleanup();
1472}
82c643ff 1473
fd1dff4b
FB		 1474static int socket_init(void)
1475{
1476 WSADATA Data;
1477 int ret, err;
1478
1479 ret = WSAStartup(MAKEWORD(2,2), &Data);
1480 if (ret != 0) {
1481 err = WSAGetLastError();
1482 fprintf(stderr, "WSAStartup: %d\n", err);
1483 return -1;
1484 }
1485 atexit(socket_cleanup);
1486 return 0;
1487}
1488
1489static int send_all(int fd, const uint8_t *buf, int len1)
1490{
1491 int ret, len;
1492
1493 len = len1;
1494 while (len > 0) {
1495 ret = send(fd, buf, len, 0);
1496 if (ret < 0) {
1497 int errno;
1498 errno = WSAGetLastError();
1499 if (errno != WSAEWOULDBLOCK) {
1500 return -1;
1501 }
1502 } else if (ret == 0) {
1503 break;
1504 } else {
1505 buf += ret;
1506 len -= ret;
1507 }
1508 }
1509 return len1 - len;
1510}
1511
1512void socket_set_nonblock(int fd)
1513{
1514 unsigned long opt = 1;
1515 ioctlsocket(fd, FIONBIO, &opt);
1516}
1517
1518#else
1519
1d96905d
FB		 1520static int unix_write(int fd, const uint8_t *buf, int len1)
1521{
1522 int ret, len;
1523
1524 len = len1;
1525 while (len > 0) {
1526 ret = write(fd, buf, len);
1527 if (ret < 0) {
1528 if (errno != EINTR && errno != EAGAIN)
1529 return -1;
1530 } else if (ret == 0) {
1531 break;
1532 } else {
1533 buf += ret;
1534 len -= ret;
1535 }
1536 }
1537 return len1 - len;
1538}
1539
fd1dff4b
FB		 1540static inline int send_all(int fd, const uint8_t *buf, int len1)
1541{
1542 return unix_write(fd, buf, len1);
1543}
1544
1545void socket_set_nonblock(int fd)
1546{
1547 fcntl(fd, F_SETFL, O_NONBLOCK);
1548}
1549#endif /* !_WIN32 */
1550
1551#ifndef _WIN32
1552
1553typedef struct {
1554 int fd_in, fd_out;
fd1dff4b
FB		 1555 int max_size;
1556} FDCharDriver;
1557
20d8a3ed
TS		 1558#define STDIO_MAX_CLIENTS 1
1559static int stdio_nb_clients = 0;
fd1dff4b 1560
82c643ff
FB		 1561static int fd_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
1562{
1563 FDCharDriver *s = chr->opaque;
1d96905d 1564 return unix_write(s->fd_out, buf, len);
82c643ff
FB		 1565}
1566
7c9d8e07
FB		 1567static int fd_chr_read_poll(void *opaque)
1568{
1569 CharDriverState *chr = opaque;
1570 FDCharDriver *s = chr->opaque;
1571
e5b0bc44 1572 s->max_size = qemu_chr_can_read(chr);
7c9d8e07
FB		 1573 return s->max_size;
1574}
1575
1576static void fd_chr_read(void *opaque)
1577{
1578 CharDriverState *chr = opaque;
1579 FDCharDriver *s = chr->opaque;
1580 int size, len;
1581 uint8_t buf[1024];
1582
1583 len = sizeof(buf);
1584 if (len > s->max_size)
1585 len = s->max_size;
1586 if (len == 0)
1587 return;
1588 size = read(s->fd_in, buf, len);
188157fe
PB		 1589 if (size == 0) {
1590 /* FD has been closed. Remove it from the active list. */
1591 qemu_set_fd_handler2(s->fd_in, NULL, NULL, NULL, NULL);
1592 return;
1593 }
7c9d8e07 1594 if (size > 0) {
e5b0bc44 1595 qemu_chr_read(chr, buf, size);
7c9d8e07
FB		 1596 }
1597}
1598
e5b0bc44 1599static void fd_chr_update_read_handler(CharDriverState *chr)
82c643ff
FB		 1600{
1601 FDCharDriver *s = chr->opaque;
1602
f8d179e3
FB		 1603 if (s->fd_in >= 0) {
1604 if (nographic && s->fd_in == 0) {
f8d179e3 1605 } else {
7c9d8e07
FB		 1606 qemu_set_fd_handler2(s->fd_in, fd_chr_read_poll,
1607 fd_chr_read, NULL, chr);
f8d179e3 1608 }
82c643ff
FB		 1609 }
1610}
1611
1612/* open a character device to a unix fd */
52f61fde 1613static CharDriverState *qemu_chr_open_fd(int fd_in, int fd_out)
82c643ff
FB		 1614{
1615 CharDriverState *chr;
1616 FDCharDriver *s;
1617
1618 chr = qemu_mallocz(sizeof(CharDriverState));
1619 if (!chr)
1620 return NULL;
1621 s = qemu_mallocz(sizeof(FDCharDriver));
1622 if (!s) {
1623 free(chr);
1624 return NULL;
1625 }
1626 s->fd_in = fd_in;
1627 s->fd_out = fd_out;
1628 chr->opaque = s;
1629 chr->chr_write = fd_chr_write;
e5b0bc44 1630 chr->chr_update_read_handler = fd_chr_update_read_handler;
86e94dea
TS		 1631
1632 qemu_chr_reset(chr);
1633
82c643ff
FB		 1634 return chr;
1635}
1636
52f61fde 1637static CharDriverState *qemu_chr_open_file_out(const char *file_out)
f8d179e3
FB		 1638{
1639 int fd_out;
1640
89ba1a73 1641 fd_out = open(file_out, O_WRONLY | O_TRUNC | O_CREAT | O_BINARY, 0666);
f8d179e3
FB		 1642 if (fd_out < 0)
1643 return NULL;
1644 return qemu_chr_open_fd(-1, fd_out);
1645}
1646
52f61fde 1647static CharDriverState *qemu_chr_open_pipe(const char *filename)
f8d179e3 1648{
c26c1c4b
TS		 1649 int fd_in, fd_out;
1650 char filename_in[256], filename_out[256];
1651
1652 snprintf(filename_in, 256, "%s.in", filename);
1653 snprintf(filename_out, 256, "%s.out", filename);
1654 fd_in = open(filename_in, O_RDWR | O_BINARY);
1655 fd_out = open(filename_out, O_RDWR | O_BINARY);
1656 if (fd_in < 0 || fd_out < 0) {
1657 if (fd_in >= 0)
1658 close(fd_in);
1659 if (fd_out >= 0)
1660 close(fd_out);
1661 fd_in = fd_out = open(filename, O_RDWR | O_BINARY);
1662 if (fd_in < 0)
1663 return NULL;
1664 }
1665 return qemu_chr_open_fd(fd_in, fd_out);
f8d179e3
FB		 1666}
1667
1668
82c643ff
FB		 1669/* for STDIO, we handle the case where several clients use it
1670 (nographic mode) */
1671
aa0bc6b6
FB		 1672#define TERM_FIFO_MAX_SIZE 1
1673
aa0bc6b6 1674static uint8_t term_fifo[TERM_FIFO_MAX_SIZE];
1dce7c3c 1675static int term_fifo_size;
330d0414 1676
7c9d8e07 1677static int stdio_read_poll(void *opaque)
82c643ff 1678{
20d8a3ed 1679 CharDriverState *chr = opaque;
aa0bc6b6 1680
20d8a3ed
TS		 1681 /* try to flush the queue if needed */
1682 if (term_fifo_size != 0 && qemu_chr_can_read(chr) > 0) {
1683 qemu_chr_read(chr, term_fifo, 1);
1684 term_fifo_size = 0;
aa0bc6b6 1685 }
20d8a3ed
TS		 1686 /* see if we can absorb more chars */
1687 if (term_fifo_size == 0)
1688 return 1;
1689 else
1690 return 0;
82c643ff
FB		 1691}
1692
7c9d8e07 1693static void stdio_read(void *opaque)
82c643ff 1694{
7c9d8e07
FB		 1695 int size;
1696 uint8_t buf[1];
20d8a3ed
TS		 1697 CharDriverState *chr = opaque;
1698
7c9d8e07 1699 size = read(0, buf, 1);
519945df
PB		 1700 if (size == 0) {
1701 /* stdin has been closed. Remove it from the active list. */
1702 qemu_set_fd_handler2(0, NULL, NULL, NULL, NULL);
1703 return;
1704 }
20d8a3ed
TS		 1705 if (size > 0) {
1706 if (qemu_chr_can_read(chr) > 0) {
1707 qemu_chr_read(chr, buf, 1);
1708 } else if (term_fifo_size == 0) {
1709 term_fifo[term_fifo_size++] = buf[0];
1dce7c3c 1710 }
1dce7c3c
FB		 1711 }
1712}
1713
8d11df9e
FB		 1714/* init terminal so that we can grab keys */
1715static struct termios oldtty;
1716static int old_fd0_flags;
1717
1718static void term_exit(void)
1719{
1720 tcsetattr (0, TCSANOW, &oldtty);
1721 fcntl(0, F_SETFL, old_fd0_flags);
1722}
1723
1724static void term_init(void)
1725{
1726 struct termios tty;
1727
1728 tcgetattr (0, &tty);
1729 oldtty = tty;
1730 old_fd0_flags = fcntl(0, F_GETFL);
1731
1732 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
1733 |INLCR|IGNCR|ICRNL|IXON);
1734 tty.c_oflag |= OPOST;
1735 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
1736 /* if graphical mode, we allow Ctrl-C handling */
1737 if (nographic)
1738 tty.c_lflag &= ~ISIG;
1739 tty.c_cflag &= ~(CSIZE|PARENB);
1740 tty.c_cflag |= CS8;
1741 tty.c_cc[VMIN] = 1;
1742 tty.c_cc[VTIME] = 0;
1743
1744 tcsetattr (0, TCSANOW, &tty);
1745
1746 atexit(term_exit);
1747
1748 fcntl(0, F_SETFL, O_NONBLOCK);
1749}
1750
52f61fde 1751static CharDriverState *qemu_chr_open_stdio(void)
82c643ff
FB		 1752{
1753 CharDriverState *chr;
1754
20d8a3ed
TS		 1755 if (stdio_nb_clients >= STDIO_MAX_CLIENTS)
1756 return NULL;
1757 chr = qemu_chr_open_fd(0, 1);
1758 qemu_set_fd_handler2(0, stdio_read_poll, stdio_read, NULL, chr);
1759 stdio_nb_clients++;
1760 term_init();
1761
82c643ff
FB		 1762 return chr;
1763}
1764
1765#if defined(__linux__)
52f61fde 1766static CharDriverState *qemu_chr_open_pty(void)
82c643ff 1767{
91fc2119 1768 struct termios tty;
82c643ff
FB		 1769 char slave_name[1024];
1770 int master_fd, slave_fd;
1771
1772 /* Not satisfying */
1773 if (openpty(&master_fd, &slave_fd, slave_name, NULL, NULL) < 0) {
1774 return NULL;
1775 }
91fc2119
FB		 1776
1777 /* Disabling local echo and line-buffered output */
1778 tcgetattr (master_fd, &tty);
1779 tty.c_lflag &= ~(ECHO|ICANON|ISIG);
1780 tty.c_cc[VMIN] = 1;
1781 tty.c_cc[VTIME] = 0;
1782 tcsetattr (master_fd, TCSAFLUSH, &tty);
1783
82c643ff
FB		 1784 fprintf(stderr, "char device redirected to %s\n", slave_name);
1785 return qemu_chr_open_fd(master_fd, master_fd);
1786}
f8d179e3
FB		 1787
1788static void tty_serial_init(int fd, int speed,
1789 int parity, int data_bits, int stop_bits)
1790{
1791 struct termios tty;
1792 speed_t spd;
1793
e57a8c0e
FB		 1794#if 0
1795 printf("tty_serial_init: speed=%d parity=%c data=%d stop=%d\n",
1796 speed, parity, data_bits, stop_bits);
1797#endif
1798 tcgetattr (fd, &tty);
f8d179e3
FB		 1799
1800 switch(speed) {
1801 case 50:
1802 spd = B50;
1803 break;
1804 case 75:
1805 spd = B75;
1806 break;
1807 case 300:
1808 spd = B300;
1809 break;
1810 case 600:
1811 spd = B600;
1812 break;
1813 case 1200:
1814 spd = B1200;
1815 break;
1816 case 2400:
1817 spd = B2400;
1818 break;
1819 case 4800:
1820 spd = B4800;
1821 break;
1822 case 9600:
1823 spd = B9600;
1824 break;
1825 case 19200:
1826 spd = B19200;
1827 break;
1828 case 38400:
1829 spd = B38400;
1830 break;
1831 case 57600:
1832 spd = B57600;
1833 break;
1834 default:
1835 case 115200:
1836 spd = B115200;
1837 break;
1838 }
1839
1840 cfsetispeed(&tty, spd);
1841 cfsetospeed(&tty, spd);
1842
1843 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
1844 |INLCR|IGNCR|ICRNL|IXON);
1845 tty.c_oflag |= OPOST;
1846 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN|ISIG);
094eed6c 1847 tty.c_cflag &= ~(CSIZE|PARENB|PARODD|CRTSCTS|CSTOPB);
f8d179e3
FB		 1848 switch(data_bits) {
1849 default:
1850 case 8:
1851 tty.c_cflag |= CS8;
1852 break;
1853 case 7:
1854 tty.c_cflag |= CS7;
1855 break;
1856 case 6:
1857 tty.c_cflag |= CS6;
1858 break;
1859 case 5:
1860 tty.c_cflag |= CS5;
1861 break;
1862 }
1863 switch(parity) {
1864 default:
1865 case 'N':
1866 break;
1867 case 'E':
1868 tty.c_cflag |= PARENB;
1869 break;
1870 case 'O':
1871 tty.c_cflag |= PARENB | PARODD;
1872 break;
1873 }
094eed6c
FB		 1874 if (stop_bits == 2)
1875 tty.c_cflag |= CSTOPB;
f8d179e3
FB		 1876
1877 tcsetattr (fd, TCSANOW, &tty);
1878}
1879
e57a8c0e 1880static int tty_serial_ioctl(CharDriverState *chr, int cmd, void *arg)
f8d179e3
FB		 1881{
1882 FDCharDriver *s = chr->opaque;
e57a8c0e
FB		 1883
1884 switch(cmd) {
1885 case CHR_IOCTL_SERIAL_SET_PARAMS:
1886 {
1887 QEMUSerialSetParams *ssp = arg;
1888 tty_serial_init(s->fd_in, ssp->speed, ssp->parity,
1889 ssp->data_bits, ssp->stop_bits);
1890 }
1891 break;
1892 case CHR_IOCTL_SERIAL_SET_BREAK:
1893 {
1894 int enable = *(int *)arg;
1895 if (enable)
1896 tcsendbreak(s->fd_in, 1);
1897 }
1898 break;
1899 default:
1900 return -ENOTSUP;
1901 }
1902 return 0;
f8d179e3
FB		 1903}
1904
52f61fde 1905static CharDriverState *qemu_chr_open_tty(const char *filename)
f8d179e3
FB		 1906{
1907 CharDriverState *chr;
1908 int fd;
1909
e57a8c0e 1910 fd = open(filename, O_RDWR | O_NONBLOCK);
f8d179e3
FB		 1911 if (fd < 0)
1912 return NULL;
1913 fcntl(fd, F_SETFL, O_NONBLOCK);
1914 tty_serial_init(fd, 115200, 'N', 8, 1);
1915 chr = qemu_chr_open_fd(fd, fd);
1916 if (!chr)
1917 return NULL;
e57a8c0e 1918 chr->chr_ioctl = tty_serial_ioctl;
86e94dea 1919 qemu_chr_reset(chr);
e57a8c0e
FB		 1920 return chr;
1921}
1922
5867c88a
TS		 1923typedef struct {
1924 int fd;
1925 int mode;
1926} ParallelCharDriver;
1927
1928static int pp_hw_mode(ParallelCharDriver *s, uint16_t mode)
1929{
1930 if (s->mode != mode) {
1931 int m = mode;
1932 if (ioctl(s->fd, PPSETMODE, &m) < 0)
1933 return 0;
1934 s->mode = mode;
1935 }
1936 return 1;
1937}
1938
e57a8c0e
FB		 1939static int pp_ioctl(CharDriverState *chr, int cmd, void *arg)
1940{
5867c88a
TS		 1941 ParallelCharDriver *drv = chr->opaque;
1942 int fd = drv->fd;
e57a8c0e
FB		 1943 uint8_t b;
1944
1945 switch(cmd) {
1946 case CHR_IOCTL_PP_READ_DATA:
1947 if (ioctl(fd, PPRDATA, &b) < 0)
1948 return -ENOTSUP;
1949 *(uint8_t *)arg = b;
1950 break;
1951 case CHR_IOCTL_PP_WRITE_DATA:
1952 b = *(uint8_t *)arg;
1953 if (ioctl(fd, PPWDATA, &b) < 0)
1954 return -ENOTSUP;
1955 break;
1956 case CHR_IOCTL_PP_READ_CONTROL:
1957 if (ioctl(fd, PPRCONTROL, &b) < 0)
1958 return -ENOTSUP;
5867c88a
TS		 1959 /* Linux gives only the lowest bits, and no way to know data
1960 direction! For better compatibility set the fixed upper
1961 bits. */
1962 *(uint8_t *)arg = b | 0xc0;
e57a8c0e
FB		 1963 break;
1964 case CHR_IOCTL_PP_WRITE_CONTROL:
1965 b = *(uint8_t *)arg;
1966 if (ioctl(fd, PPWCONTROL, &b) < 0)
1967 return -ENOTSUP;
1968 break;
1969 case CHR_IOCTL_PP_READ_STATUS:
1970 if (ioctl(fd, PPRSTATUS, &b) < 0)
1971 return -ENOTSUP;
1972 *(uint8_t *)arg = b;
1973 break;
5867c88a
TS		 1974 case CHR_IOCTL_PP_EPP_READ_ADDR:
1975 if (pp_hw_mode(drv, IEEE1284_MODE_EPP|IEEE1284_ADDR)) {
1976 struct ParallelIOArg *parg = arg;
1977 int n = read(fd, parg->buffer, parg->count);
1978 if (n != parg->count) {
1979 return -EIO;
1980 }
1981 }
1982 break;
1983 case CHR_IOCTL_PP_EPP_READ:
1984 if (pp_hw_mode(drv, IEEE1284_MODE_EPP)) {
1985 struct ParallelIOArg *parg = arg;
1986 int n = read(fd, parg->buffer, parg->count);
1987 if (n != parg->count) {
1988 return -EIO;
1989 }
1990 }
1991 break;
1992 case CHR_IOCTL_PP_EPP_WRITE_ADDR:
1993 if (pp_hw_mode(drv, IEEE1284_MODE_EPP|IEEE1284_ADDR)) {
1994 struct ParallelIOArg *parg = arg;
1995 int n = write(fd, parg->buffer, parg->count);
1996 if (n != parg->count) {
1997 return -EIO;
1998 }
1999 }
2000 break;
2001 case CHR_IOCTL_PP_EPP_WRITE:
2002 if (pp_hw_mode(drv, IEEE1284_MODE_EPP)) {
2003 struct ParallelIOArg *parg = arg;
2004 int n = write(fd, parg->buffer, parg->count);
2005 if (n != parg->count) {
2006 return -EIO;
2007 }
2008 }
2009 break;
e57a8c0e
FB		 2010 default:
2011 return -ENOTSUP;
2012 }
2013 return 0;
2014}
2015
5867c88a
TS		 2016static void pp_close(CharDriverState *chr)
2017{
2018 ParallelCharDriver *drv = chr->opaque;
2019 int fd = drv->fd;
2020
2021 pp_hw_mode(drv, IEEE1284_MODE_COMPAT);
2022 ioctl(fd, PPRELEASE);
2023 close(fd);
2024 qemu_free(drv);
2025}
2026
52f61fde 2027static CharDriverState *qemu_chr_open_pp(const char *filename)
e57a8c0e
FB		 2028{
2029 CharDriverState *chr;
5867c88a 2030 ParallelCharDriver *drv;
e57a8c0e
FB		 2031 int fd;
2032
2033 fd = open(filename, O_RDWR);
2034 if (fd < 0)
2035 return NULL;
2036
2037 if (ioctl(fd, PPCLAIM) < 0) {
2038 close(fd);
2039 return NULL;
2040 }
2041
5867c88a
TS		 2042 drv = qemu_mallocz(sizeof(ParallelCharDriver));
2043 if (!drv) {
2044 close(fd);
2045 return NULL;
2046 }
2047 drv->fd = fd;
2048 drv->mode = IEEE1284_MODE_COMPAT;
2049
e57a8c0e
FB		 2050 chr = qemu_mallocz(sizeof(CharDriverState));
2051 if (!chr) {
5867c88a 2052 qemu_free(drv);
e57a8c0e
FB		 2053 close(fd);
2054 return NULL;
2055 }
e57a8c0e 2056 chr->chr_write = null_chr_write;
e57a8c0e 2057 chr->chr_ioctl = pp_ioctl;
5867c88a
TS		 2058 chr->chr_close = pp_close;
2059 chr->opaque = drv;
86e94dea
TS		 2060
2061 qemu_chr_reset(chr);
2062
f8d179e3
FB		 2063 return chr;
2064}
2065
82c643ff 2066#else
52f61fde 2067static CharDriverState *qemu_chr_open_pty(void)
82c643ff
FB		 2068{
2069 return NULL;
2070}
67b915a5
FB		 2071#endif
2072
82c643ff
FB		 2073#endif /* !defined(_WIN32) */
2074
f331110f
FB		 2075#ifdef _WIN32
2076typedef struct {
f331110f
FB		 2077 int max_size;
2078 HANDLE hcom, hrecv, hsend;
2079 OVERLAPPED orecv, osend;
2080 BOOL fpipe;
2081 DWORD len;
2082} WinCharState;
2083
2084#define NSENDBUF 2048
2085#define NRECVBUF 2048
2086#define MAXCONNECT 1
2087#define NTIMEOUT 5000
2088
2089static int win_chr_poll(void *opaque);
2090static int win_chr_pipe_poll(void *opaque);
2091
087f4ae0 2092static void win_chr_close(CharDriverState *chr)
f331110f 2093{
087f4ae0
TS		 2094 WinCharState *s = chr->opaque;
2095
f331110f
FB		 2096 if (s->hsend) {
2097 CloseHandle(s->hsend);
2098 s->hsend = NULL;
2099 }
2100 if (s->hrecv) {
2101 CloseHandle(s->hrecv);
2102 s->hrecv = NULL;
2103 }
2104 if (s->hcom) {
2105 CloseHandle(s->hcom);
2106 s->hcom = NULL;
2107 }
2108 if (s->fpipe)
087f4ae0 2109 qemu_del_polling_cb(win_chr_pipe_poll, chr);
f331110f 2110 else
087f4ae0 2111 qemu_del_polling_cb(win_chr_poll, chr);
f331110f
FB		 2112}
2113
087f4ae0 2114static int win_chr_init(CharDriverState *chr, const char *filename)
f331110f
FB		 2115{
2116 WinCharState *s = chr->opaque;
f331110f
FB		 2117 COMMCONFIG comcfg;
2118 COMMTIMEOUTS cto = { 0, 0, 0, 0, 0};
2119 COMSTAT comstat;
2120 DWORD size;
2121 DWORD err;
2122
2123 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
2124 if (!s->hsend) {
2125 fprintf(stderr, "Failed CreateEvent\n");
2126 goto fail;
2127 }
2128 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
2129 if (!s->hrecv) {
2130 fprintf(stderr, "Failed CreateEvent\n");
2131 goto fail;
2132 }
2133
2134 s->hcom = CreateFile(filename, GENERIC_READ|GENERIC_WRITE, 0, NULL,
2135 OPEN_EXISTING, FILE_FLAG_OVERLAPPED, 0);
2136 if (s->hcom == INVALID_HANDLE_VALUE) {
2137 fprintf(stderr, "Failed CreateFile (%lu)\n", GetLastError());
2138 s->hcom = NULL;
2139 goto fail;
2140 }
2141
2142 if (!SetupComm(s->hcom, NRECVBUF, NSENDBUF)) {
2143 fprintf(stderr, "Failed SetupComm\n");
2144 goto fail;
2145 }
2146
2147 ZeroMemory(&comcfg, sizeof(COMMCONFIG));
2148 size = sizeof(COMMCONFIG);
2149 GetDefaultCommConfig(filename, &comcfg, &size);
2150 comcfg.dcb.DCBlength = sizeof(DCB);
2151 CommConfigDialog(filename, NULL, &comcfg);
2152
2153 if (!SetCommState(s->hcom, &comcfg.dcb)) {
2154 fprintf(stderr, "Failed SetCommState\n");
2155 goto fail;
2156 }
2157
2158 if (!SetCommMask(s->hcom, EV_ERR)) {
2159 fprintf(stderr, "Failed SetCommMask\n");
2160 goto fail;
2161 }
2162
2163 cto.ReadIntervalTimeout = MAXDWORD;
2164 if (!SetCommTimeouts(s->hcom, &cto)) {
2165 fprintf(stderr, "Failed SetCommTimeouts\n");
2166 goto fail;
2167 }
2168
2169 if (!ClearCommError(s->hcom, &err, &comstat)) {
2170 fprintf(stderr, "Failed ClearCommError\n");
2171 goto fail;
2172 }
087f4ae0 2173 qemu_add_polling_cb(win_chr_poll, chr);
f331110f
FB		 2174 return 0;
2175
2176 fail:
087f4ae0 2177 win_chr_close(chr);
f331110f
FB		 2178 return -1;
2179}
2180
2181static int win_chr_write(CharDriverState *chr, const uint8_t *buf, int len1)
2182{
2183 WinCharState *s = chr->opaque;
2184 DWORD len, ret, size, err;
2185
2186 len = len1;
2187 ZeroMemory(&s->osend, sizeof(s->osend));
2188 s->osend.hEvent = s->hsend;
2189 while (len > 0) {
2190 if (s->hsend)
2191 ret = WriteFile(s->hcom, buf, len, &size, &s->osend);
2192 else
2193 ret = WriteFile(s->hcom, buf, len, &size, NULL);
2194 if (!ret) {
2195 err = GetLastError();
2196 if (err == ERROR_IO_PENDING) {
2197 ret = GetOverlappedResult(s->hcom, &s->osend, &size, TRUE);
2198 if (ret) {
2199 buf += size;
2200 len -= size;
2201 } else {
2202 break;
2203 }
2204 } else {
2205 break;
2206 }
2207 } else {
2208 buf += size;
2209 len -= size;
2210 }
2211 }
2212 return len1 - len;
2213}
2214
087f4ae0 2215static int win_chr_read_poll(CharDriverState *chr)
f331110f 2216{
087f4ae0
TS		 2217 WinCharState *s = chr->opaque;
2218
2219 s->max_size = qemu_chr_can_read(chr);
f331110f
FB		 2220 return s->max_size;
2221}
e5b0bc44 2222
087f4ae0 2223static void win_chr_readfile(CharDriverState *chr)
f331110f 2224{
087f4ae0 2225 WinCharState *s = chr->opaque;
f331110f
FB		 2226 int ret, err;
2227 uint8_t buf[1024];
2228 DWORD size;
2229
2230 ZeroMemory(&s->orecv, sizeof(s->orecv));
2231 s->orecv.hEvent = s->hrecv;
2232 ret = ReadFile(s->hcom, buf, s->len, &size, &s->orecv);
2233 if (!ret) {
2234 err = GetLastError();
2235 if (err == ERROR_IO_PENDING) {
2236 ret = GetOverlappedResult(s->hcom, &s->orecv, &size, TRUE);
2237 }
2238 }
2239
2240 if (size > 0) {
087f4ae0 2241 qemu_chr_read(chr, buf, size);
f331110f
FB		 2242 }
2243}
2244
087f4ae0 2245static void win_chr_read(CharDriverState *chr)
f331110f 2246{
087f4ae0
TS		 2247 WinCharState *s = chr->opaque;
2248
f331110f
FB		 2249 if (s->len > s->max_size)
2250 s->len = s->max_size;
2251 if (s->len == 0)
2252 return;
2253
087f4ae0 2254 win_chr_readfile(chr);
f331110f
FB		 2255}
2256
2257static int win_chr_poll(void *opaque)
2258{
087f4ae0
TS		 2259 CharDriverState *chr = opaque;
2260 WinCharState *s = chr->opaque;
f331110f
FB		 2261 COMSTAT status;
2262 DWORD comerr;
2263
2264 ClearCommError(s->hcom, &comerr, &status);
2265 if (status.cbInQue > 0) {
2266 s->len = status.cbInQue;
087f4ae0
TS		 2267 win_chr_read_poll(chr);
2268 win_chr_read(chr);
f331110f
FB		 2269 return 1;
2270 }
2271 return 0;
2272}
2273
52f61fde 2274static CharDriverState *qemu_chr_open_win(const char *filename)
f331110f
FB		 2275{
2276 CharDriverState *chr;
2277 WinCharState *s;
2278
2279 chr = qemu_mallocz(sizeof(CharDriverState));
2280 if (!chr)
2281 return NULL;
2282 s = qemu_mallocz(sizeof(WinCharState));
2283 if (!s) {
2284 free(chr);
2285 return NULL;
2286 }
2287 chr->opaque = s;
2288 chr->chr_write = win_chr_write;
f331110f
FB		 2289 chr->chr_close = win_chr_close;
2290
087f4ae0 2291 if (win_chr_init(chr, filename) < 0) {
f331110f
FB		 2292 free(s);
2293 free(chr);
2294 return NULL;
2295 }
86e94dea 2296 qemu_chr_reset(chr);
f331110f
FB		 2297 return chr;
2298}
2299
2300static int win_chr_pipe_poll(void *opaque)
2301{
087f4ae0
TS		 2302 CharDriverState *chr = opaque;
2303 WinCharState *s = chr->opaque;
f331110f
FB		 2304 DWORD size;
2305
2306 PeekNamedPipe(s->hcom, NULL, 0, NULL, &size, NULL);
2307 if (size > 0) {
2308 s->len = size;
087f4ae0
TS		 2309 win_chr_read_poll(chr);
2310 win_chr_read(chr);
f331110f
FB		 2311 return 1;
2312 }
2313 return 0;
2314}
2315
087f4ae0 2316static int win_chr_pipe_init(CharDriverState *chr, const char *filename)
f331110f 2317{
087f4ae0 2318 WinCharState *s = chr->opaque;
f331110f
FB		 2319 OVERLAPPED ov;
2320 int ret;
2321 DWORD size;
2322 char openname[256];
2323
2324 s->fpipe = TRUE;
2325
2326 s->hsend = CreateEvent(NULL, TRUE, FALSE, NULL);
2327 if (!s->hsend) {
2328 fprintf(stderr, "Failed CreateEvent\n");
2329 goto fail;
2330 }
2331 s->hrecv = CreateEvent(NULL, TRUE, FALSE, NULL);
2332 if (!s->hrecv) {
2333 fprintf(stderr, "Failed CreateEvent\n");
2334 goto fail;
2335 }
2336
2337 snprintf(openname, sizeof(openname), "\\\\.\\pipe\\%s", filename);
2338 s->hcom = CreateNamedPipe(openname, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
2339 PIPE_TYPE_BYTE | PIPE_READMODE_BYTE |
2340 PIPE_WAIT,
2341 MAXCONNECT, NSENDBUF, NRECVBUF, NTIMEOUT, NULL);
2342 if (s->hcom == INVALID_HANDLE_VALUE) {
2343 fprintf(stderr, "Failed CreateNamedPipe (%lu)\n", GetLastError());
2344 s->hcom = NULL;
2345 goto fail;
2346 }
2347
2348 ZeroMemory(&ov, sizeof(ov));
2349 ov.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
2350 ret = ConnectNamedPipe(s->hcom, &ov);
2351 if (ret) {
2352 fprintf(stderr, "Failed ConnectNamedPipe\n");
2353 goto fail;
2354 }
2355
2356 ret = GetOverlappedResult(s->hcom, &ov, &size, TRUE);
2357 if (!ret) {
2358 fprintf(stderr, "Failed GetOverlappedResult\n");
2359 if (ov.hEvent) {
2360 CloseHandle(ov.hEvent);
2361 ov.hEvent = NULL;
2362 }
2363 goto fail;
2364 }
2365
2366 if (ov.hEvent) {
2367 CloseHandle(ov.hEvent);
2368 ov.hEvent = NULL;
2369 }
087f4ae0 2370 qemu_add_polling_cb(win_chr_pipe_poll, chr);
f331110f
FB		 2371 return 0;
2372
2373 fail:
087f4ae0 2374 win_chr_close(chr);
f331110f
FB		 2375 return -1;
2376}
2377
2378
52f61fde 2379static CharDriverState *qemu_chr_open_win_pipe(const char *filename)
f331110f
FB		 2380{
2381 CharDriverState *chr;
2382 WinCharState *s;
2383
2384 chr = qemu_mallocz(sizeof(CharDriverState));
2385 if (!chr)
2386 return NULL;
2387 s = qemu_mallocz(sizeof(WinCharState));
2388 if (!s) {
2389 free(chr);
2390 return NULL;
2391 }
2392 chr->opaque = s;
2393 chr->chr_write = win_chr_write;
f331110f
FB		 2394 chr->chr_close = win_chr_close;
2395
087f4ae0 2396 if (win_chr_pipe_init(chr, filename) < 0) {
f331110f
FB		 2397 free(s);
2398 free(chr);
2399 return NULL;
2400 }
86e94dea 2401 qemu_chr_reset(chr);
f331110f
FB		 2402 return chr;
2403}
2404
52f61fde 2405static CharDriverState *qemu_chr_open_win_file(HANDLE fd_out)
f331110f
FB		 2406{
2407 CharDriverState *chr;
2408 WinCharState *s;
2409
2410 chr = qemu_mallocz(sizeof(CharDriverState));
2411 if (!chr)
2412 return NULL;
2413 s = qemu_mallocz(sizeof(WinCharState));
2414 if (!s) {
2415 free(chr);
2416 return NULL;
2417 }
2418 s->hcom = fd_out;
2419 chr->opaque = s;
2420 chr->chr_write = win_chr_write;
86e94dea 2421 qemu_chr_reset(chr);
f331110f
FB		 2422 return chr;
2423}
72d46479
TS		 2424
2425static CharDriverState *qemu_chr_open_win_con(const char *filename)
2426{
2427 return qemu_chr_open_win_file(GetStdHandle(STD_OUTPUT_HANDLE));
2428}
2429
52f61fde 2430static CharDriverState *qemu_chr_open_win_file_out(const char *file_out)
f331110f
FB		 2431{
2432 HANDLE fd_out;
2433
2434 fd_out = CreateFile(file_out, GENERIC_WRITE, FILE_SHARE_READ, NULL,
2435 OPEN_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
2436 if (fd_out == INVALID_HANDLE_VALUE)
2437 return NULL;
2438
2439 return qemu_chr_open_win_file(fd_out);
2440}
2441#endif
2442
0bab00f3
FB		 2443/***********************************************************/
2444/* UDP Net console */
2445
2446typedef struct {
0bab00f3
FB		 2447 int fd;
2448 struct sockaddr_in daddr;
2449 char buf[1024];
2450 int bufcnt;
2451 int bufptr;
2452 int max_size;
2453} NetCharDriver;
2454
2455static int udp_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
2456{
2457 NetCharDriver *s = chr->opaque;
2458
2459 return sendto(s->fd, buf, len, 0,
2460 (struct sockaddr *)&s->daddr, sizeof(struct sockaddr_in));
2461}
2462
2463static int udp_chr_read_poll(void *opaque)
2464{
2465 CharDriverState *chr = opaque;
2466 NetCharDriver *s = chr->opaque;
2467
e5b0bc44 2468 s->max_size = qemu_chr_can_read(chr);
0bab00f3
FB		 2469
2470 /* If there were any stray characters in the queue process them
2471 * first
2472 */
2473 while (s->max_size > 0 && s->bufptr < s->bufcnt) {
e5b0bc44 2474 qemu_chr_read(chr, &s->buf[s->bufptr], 1);
0bab00f3 2475 s->bufptr++;
e5b0bc44 2476 s->max_size = qemu_chr_can_read(chr);
0bab00f3
FB		 2477 }
2478 return s->max_size;
2479}
2480
2481static void udp_chr_read(void *opaque)
2482{
2483 CharDriverState *chr = opaque;
2484 NetCharDriver *s = chr->opaque;
2485
2486 if (s->max_size == 0)
2487 return;
2488 s->bufcnt = recv(s->fd, s->buf, sizeof(s->buf), 0);
2489 s->bufptr = s->bufcnt;
2490 if (s->bufcnt <= 0)
2491 return;
2492
2493 s->bufptr = 0;
2494 while (s->max_size > 0 && s->bufptr < s->bufcnt) {
e5b0bc44 2495 qemu_chr_read(chr, &s->buf[s->bufptr], 1);
0bab00f3 2496 s->bufptr++;
e5b0bc44 2497 s->max_size = qemu_chr_can_read(chr);
0bab00f3
FB		 2498 }
2499}
2500
e5b0bc44 2501static void udp_chr_update_read_handler(CharDriverState *chr)
0bab00f3
FB		 2502{
2503 NetCharDriver *s = chr->opaque;
2504
2505 if (s->fd >= 0) {
0bab00f3
FB		 2506 qemu_set_fd_handler2(s->fd, udp_chr_read_poll,
2507 udp_chr_read, NULL, chr);
2508 }
2509}
2510
2511int parse_host_port(struct sockaddr_in *saddr, const char *str);
52f61fde
TS		 2512#ifndef _WIN32
2513static int parse_unix_path(struct sockaddr_un *uaddr, const char *str);
2514#endif
951f1351
FB		 2515int parse_host_src_port(struct sockaddr_in *haddr,
2516 struct sockaddr_in *saddr,
2517 const char *str);
0bab00f3 2518
52f61fde 2519static CharDriverState *qemu_chr_open_udp(const char *def)
0bab00f3
FB		 2520{
2521 CharDriverState *chr = NULL;
2522 NetCharDriver *s = NULL;
2523 int fd = -1;
951f1351 2524 struct sockaddr_in saddr;
0bab00f3
FB		 2525
2526 chr = qemu_mallocz(sizeof(CharDriverState));
2527 if (!chr)
2528 goto return_err;
2529 s = qemu_mallocz(sizeof(NetCharDriver));
2530 if (!s)
2531 goto return_err;
2532
2533 fd = socket(PF_INET, SOCK_DGRAM, 0);
2534 if (fd < 0) {
2535 perror("socket(PF_INET, SOCK_DGRAM)");
2536 goto return_err;
2537 }
2538
951f1351
FB		 2539 if (parse_host_src_port(&s->daddr, &saddr, def) < 0) {
2540 printf("Could not parse: %s\n", def);
2541 goto return_err;
0bab00f3
FB		 2542 }
2543
951f1351 2544 if (bind(fd, (struct sockaddr *)&saddr, sizeof(saddr)) < 0)
0bab00f3
FB		 2545 {
2546 perror("bind");
2547 goto return_err;
2548 }
2549
2550 s->fd = fd;
2551 s->bufcnt = 0;
2552 s->bufptr = 0;
2553 chr->opaque = s;
2554 chr->chr_write = udp_chr_write;
e5b0bc44 2555 chr->chr_update_read_handler = udp_chr_update_read_handler;
0bab00f3
FB		 2556 return chr;
2557
2558return_err:
2559 if (chr)
2560 free(chr);
2561 if (s)
2562 free(s);
2563 if (fd >= 0)
2564 closesocket(fd);
2565 return NULL;
2566}
2567
2568/***********************************************************/
2569/* TCP Net console */
2570
2571typedef struct {
0bab00f3
FB		 2572 int fd, listen_fd;
2573 int connected;
2574 int max_size;
951f1351 2575 int do_telnetopt;
e5b0bc44 2576 int do_nodelay;
ffd843bc 2577 int is_unix;
0bab00f3
FB		 2578} TCPCharDriver;
2579
2580static void tcp_chr_accept(void *opaque);
2581
2582static int tcp_chr_write(CharDriverState *chr, const uint8_t *buf, int len)
2583{
2584 TCPCharDriver *s = chr->opaque;
2585 if (s->connected) {
2586 return send_all(s->fd, buf, len);
2587 } else {
2588 /* XXX: indicate an error ? */
2589 return len;
2590 }
2591}
2592
2593static int tcp_chr_read_poll(void *opaque)
2594{
2595 CharDriverState *chr = opaque;
2596 TCPCharDriver *s = chr->opaque;
2597 if (!s->connected)
2598 return 0;
e5b0bc44 2599 s->max_size = qemu_chr_can_read(chr);
0bab00f3
FB		 2600 return s->max_size;
2601}
2602
951f1351
FB		 2603#define IAC 255
2604#define IAC_BREAK 243
2605static void tcp_chr_process_IAC_bytes(CharDriverState *chr,
2606 TCPCharDriver *s,
2607 char *buf, int *size)
2608{
2609 /* Handle any telnet client's basic IAC options to satisfy char by
2610 * char mode with no echo. All IAC options will be removed from
2611 * the buf and the do_telnetopt variable will be used to track the
2612 * state of the width of the IAC information.
2613 *
2614 * IAC commands come in sets of 3 bytes with the exception of the
2615 * "IAC BREAK" command and the double IAC.
2616 */
2617
2618 int i;
2619 int j = 0;
2620
2621 for (i = 0; i < *size; i++) {
2622 if (s->do_telnetopt > 1) {
2623 if ((unsigned char)buf[i] == IAC && s->do_telnetopt == 2) {
2624 /* Double IAC means send an IAC */
2625 if (j != i)
2626 buf[j] = buf[i];
2627 j++;
2628 s->do_telnetopt = 1;
2629 } else {
2630 if ((unsigned char)buf[i] == IAC_BREAK && s->do_telnetopt == 2) {
2631 /* Handle IAC break commands by sending a serial break */
e5b0bc44 2632 qemu_chr_event(chr, CHR_EVENT_BREAK);
951f1351
FB		 2633 s->do_telnetopt++;
2634 }
2635 s->do_telnetopt++;
2636 }
2637 if (s->do_telnetopt >= 4) {
2638 s->do_telnetopt = 1;
2639 }
2640 } else {
2641 if ((unsigned char)buf[i] == IAC) {
2642 s->do_telnetopt = 2;
2643 } else {
2644 if (j != i)
2645 buf[j] = buf[i];
2646 j++;
2647 }
2648 }
2649 }
2650 *size = j;
2651}
2652
0bab00f3
FB		 2653static void tcp_chr_read(void *opaque)
2654{
2655 CharDriverState *chr = opaque;
2656 TCPCharDriver *s = chr->opaque;
2657 uint8_t buf[1024];
2658 int len, size;
2659
2660 if (!s->connected || s->max_size <= 0)
2661 return;
2662 len = sizeof(buf);
2663 if (len > s->max_size)
2664 len = s->max_size;
2665 size = recv(s->fd, buf, len, 0);
2666 if (size == 0) {
2667 /* connection closed */
2668 s->connected = 0;
2669 if (s->listen_fd >= 0) {
2670 qemu_set_fd_handler(s->listen_fd, tcp_chr_accept, NULL, chr);
2671 }
2672 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
2673 closesocket(s->fd);
2674 s->fd = -1;
2675 } else if (size > 0) {
951f1351
FB		 2676 if (s->do_telnetopt)
2677 tcp_chr_process_IAC_bytes(chr, s, buf, &size);
2678 if (size > 0)
e5b0bc44 2679 qemu_chr_read(chr, buf, size);
0bab00f3
FB		 2680 }
2681}
2682
0bab00f3
FB		 2683static void tcp_chr_connect(void *opaque)
2684{
2685 CharDriverState *chr = opaque;
2686 TCPCharDriver *s = chr->opaque;
2687
2688 s->connected = 1;
2689 qemu_set_fd_handler2(s->fd, tcp_chr_read_poll,
2690 tcp_chr_read, NULL, chr);
86e94dea 2691 qemu_chr_reset(chr);
0bab00f3
FB		 2692}
2693
951f1351
FB		 2694#define IACSET(x,a,b,c) x[0] = a; x[1] = b; x[2] = c;
2695static void tcp_chr_telnet_init(int fd)
2696{
2697 char buf[3];
2698 /* Send the telnet negotion to put telnet in binary, no echo, single char mode */
2699 IACSET(buf, 0xff, 0xfb, 0x01); /* IAC WILL ECHO */
2700 send(fd, (char *)buf, 3, 0);
2701 IACSET(buf, 0xff, 0xfb, 0x03); /* IAC WILL Suppress go ahead */
2702 send(fd, (char *)buf, 3, 0);
2703 IACSET(buf, 0xff, 0xfb, 0x00); /* IAC WILL Binary */
2704 send(fd, (char *)buf, 3, 0);
2705 IACSET(buf, 0xff, 0xfd, 0x00); /* IAC DO Binary */
2706 send(fd, (char *)buf, 3, 0);
2707}
2708
f7499989
PB		 2709static void socket_set_nodelay(int fd)
2710{
2711 int val = 1;
2712 setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, (char *)&val, sizeof(val));
2713}
2714
0bab00f3
FB		 2715static void tcp_chr_accept(void *opaque)
2716{
2717 CharDriverState *chr = opaque;
2718 TCPCharDriver *s = chr->opaque;
2719 struct sockaddr_in saddr;
ffd843bc
TS		 2720#ifndef _WIN32
2721 struct sockaddr_un uaddr;
2722#endif
2723 struct sockaddr *addr;
0bab00f3
FB		 2724 socklen_t len;
2725 int fd;
2726
2727 for(;;) {
ffd843bc
TS		 2728#ifndef _WIN32
2729 if (s->is_unix) {
2730 len = sizeof(uaddr);
2731 addr = (struct sockaddr *)&uaddr;
2732 } else
2733#endif
2734 {
2735 len = sizeof(saddr);
2736 addr = (struct sockaddr *)&saddr;
2737 }
2738 fd = accept(s->listen_fd, addr, &len);
0bab00f3
FB		 2739 if (fd < 0 && errno != EINTR) {
2740 return;
2741 } else if (fd >= 0) {
951f1351
FB		 2742 if (s->do_telnetopt)
2743 tcp_chr_telnet_init(fd);
0bab00f3
FB		 2744 break;
2745 }
2746 }
2747 socket_set_nonblock(fd);
f7499989
PB		 2748 if (s->do_nodelay)
2749 socket_set_nodelay(fd);
0bab00f3
FB		 2750 s->fd = fd;
2751 qemu_set_fd_handler(s->listen_fd, NULL, NULL, NULL);
2752 tcp_chr_connect(chr);
2753}
2754
2755static void tcp_chr_close(CharDriverState *chr)
2756{
2757 TCPCharDriver *s = chr->opaque;
2758 if (s->fd >= 0)
2759 closesocket(s->fd);
2760 if (s->listen_fd >= 0)
2761 closesocket(s->listen_fd);
2762 qemu_free(s);
2763}
2764
2765static CharDriverState *qemu_chr_open_tcp(const char *host_str,
ffd843bc
TS		 2766 int is_telnet,
2767 int is_unix)
0bab00f3
FB		 2768{
2769 CharDriverState *chr = NULL;
2770 TCPCharDriver *s = NULL;
2771 int fd = -1, ret, err, val;
951f1351
FB		 2772 int is_listen = 0;
2773 int is_waitconnect = 1;
f7499989 2774 int do_nodelay = 0;
951f1351 2775 const char *ptr;
0bab00f3 2776 struct sockaddr_in saddr;
ffd843bc
TS		 2777#ifndef _WIN32
2778 struct sockaddr_un uaddr;
2779#endif
2780 struct sockaddr *addr;
2781 socklen_t addrlen;
0bab00f3 2782
ffd843bc
TS		 2783#ifndef _WIN32
2784 if (is_unix) {
2785 addr = (struct sockaddr *)&uaddr;
2786 addrlen = sizeof(uaddr);
2787 if (parse_unix_path(&uaddr, host_str) < 0)
2788 goto fail;
2789 } else
2790#endif
2791 {
2792 addr = (struct sockaddr *)&saddr;
2793 addrlen = sizeof(saddr);
2794 if (parse_host_port(&saddr, host_str) < 0)
2795 goto fail;
2796 }
0bab00f3 2797
951f1351
FB		 2798 ptr = host_str;
2799 while((ptr = strchr(ptr,','))) {
2800 ptr++;
2801 if (!strncmp(ptr,"server",6)) {
2802 is_listen = 1;
2803 } else if (!strncmp(ptr,"nowait",6)) {
2804 is_waitconnect = 0;
f7499989
PB		 2805 } else if (!strncmp(ptr,"nodelay",6)) {
2806 do_nodelay = 1;
951f1351
FB		 2807 } else {
2808 printf("Unknown option: %s\n", ptr);
2809 goto fail;
2810 }
2811 }
2812 if (!is_listen)
2813 is_waitconnect = 0;
2814
0bab00f3
FB		 2815 chr = qemu_mallocz(sizeof(CharDriverState));
2816 if (!chr)
2817 goto fail;
2818 s = qemu_mallocz(sizeof(TCPCharDriver));
2819 if (!s)
2820 goto fail;
ffd843bc
TS		 2821
2822#ifndef _WIN32
2823 if (is_unix)
2824 fd = socket(PF_UNIX, SOCK_STREAM, 0);
2825 else
2826#endif
2827 fd = socket(PF_INET, SOCK_STREAM, 0);
2828
0bab00f3
FB		 2829 if (fd < 0)
2830 goto fail;
951f1351
FB		 2831
2832 if (!is_waitconnect)
2833 socket_set_nonblock(fd);
0bab00f3
FB		 2834
2835 s->connected = 0;
2836 s->fd = -1;
2837 s->listen_fd = -1;
ffd843bc 2838 s->is_unix = is_unix;
f7499989 2839 s->do_nodelay = do_nodelay && !is_unix;
ffd843bc
TS		 2840
2841 chr->opaque = s;
2842 chr->chr_write = tcp_chr_write;
ffd843bc
TS		 2843 chr->chr_close = tcp_chr_close;
2844
0bab00f3
FB		 2845 if (is_listen) {
2846 /* allow fast reuse */
ffd843bc
TS		 2847#ifndef _WIN32
2848 if (is_unix) {
2849 char path[109];
2850 strncpy(path, uaddr.sun_path, 108);
2851 path[108] = 0;
2852 unlink(path);
2853 } else
2854#endif
2855 {
2856 val = 1;
2857 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
2858 }
0bab00f3 2859
ffd843bc
TS		 2860 ret = bind(fd, addr, addrlen);
2861 if (ret < 0)
0bab00f3 2862 goto fail;
ffd843bc 2863
0bab00f3
FB		 2864 ret = listen(fd, 0);
2865 if (ret < 0)
2866 goto fail;
ffd843bc 2867
0bab00f3
FB		 2868 s->listen_fd = fd;
2869 qemu_set_fd_handler(s->listen_fd, tcp_chr_accept, NULL, chr);
951f1351
FB		 2870 if (is_telnet)
2871 s->do_telnetopt = 1;
0bab00f3
FB		 2872 } else {
2873 for(;;) {
ffd843bc 2874 ret = connect(fd, addr, addrlen);
0bab00f3
FB		 2875 if (ret < 0) {
2876 err = socket_error();
2877 if (err == EINTR || err == EWOULDBLOCK) {
2878 } else if (err == EINPROGRESS) {
2879 break;
f5b12268
TS		 2880#ifdef _WIN32
2881 } else if (err == WSAEALREADY) {
2882 break;
2883#endif
0bab00f3
FB		 2884 } else {
2885 goto fail;
2886 }
2887 } else {
2888 s->connected = 1;
2889 break;
2890 }
2891 }
2892 s->fd = fd;
f7499989 2893 socket_set_nodelay(fd);
0bab00f3
FB		 2894 if (s->connected)
2895 tcp_chr_connect(chr);
2896 else
2897 qemu_set_fd_handler(s->fd, NULL, tcp_chr_connect, chr);
2898 }
2899
951f1351
FB		 2900 if (is_listen && is_waitconnect) {
2901 printf("QEMU waiting for connection on: %s\n", host_str);
2902 tcp_chr_accept(chr);
2903 socket_set_nonblock(s->listen_fd);
2904 }
2905
0bab00f3
FB		 2906 return chr;
2907 fail:
2908 if (fd >= 0)
2909 closesocket(fd);
2910 qemu_free(s);
2911 qemu_free(chr);
2912 return NULL;
2913}
2914
82c643ff
FB		 2915CharDriverState *qemu_chr_open(const char *filename)
2916{
f8d179e3 2917 const char *p;
fd1dff4b 2918
82c643ff
FB		 2919 if (!strcmp(filename, "vc")) {
2920 return text_console_init(&display_state);
2921 } else if (!strcmp(filename, "null")) {
2922 return qemu_chr_open_null();
7664728b 2923 } else
0bab00f3 2924 if (strstart(filename, "tcp:", &p)) {
ffd843bc 2925 return qemu_chr_open_tcp(p, 0, 0);
0bab00f3 2926 } else
951f1351 2927 if (strstart(filename, "telnet:", &p)) {
ffd843bc 2928 return qemu_chr_open_tcp(p, 1, 0);
0bab00f3
FB		 2929 } else
2930 if (strstart(filename, "udp:", &p)) {
2931 return qemu_chr_open_udp(p);
2932 } else
20d8a3ed
TS		 2933 if (strstart(filename, "mon:", &p)) {
2934 CharDriverState *drv = qemu_chr_open(p);
2935 if (drv) {
2936 drv = qemu_chr_open_mux(drv);
2937 monitor_init(drv, !nographic);
2938 return drv;
2939 }
2940 printf("Unable to open driver: %s\n", p);
2941 return 0;
2942 } else
7664728b 2943#ifndef _WIN32
ffd843bc
TS		 2944 if (strstart(filename, "unix:", &p)) {
2945 return qemu_chr_open_tcp(p, 0, 1);
2946 } else if (strstart(filename, "file:", &p)) {
f8d179e3
FB		 2947 return qemu_chr_open_file_out(p);
2948 } else if (strstart(filename, "pipe:", &p)) {
2949 return qemu_chr_open_pipe(p);
7664728b 2950 } else if (!strcmp(filename, "pty")) {
82c643ff
FB		 2951 return qemu_chr_open_pty();
2952 } else if (!strcmp(filename, "stdio")) {
2953 return qemu_chr_open_stdio();
2954 } else
f8d179e3
FB		 2955#endif
2956#if defined(__linux__)
e57a8c0e
FB		 2957 if (strstart(filename, "/dev/parport", NULL)) {
2958 return qemu_chr_open_pp(filename);
2959 } else
f8d179e3
FB		 2960 if (strstart(filename, "/dev/", NULL)) {
2961 return qemu_chr_open_tty(filename);
2962 } else
f331110f
FB		 2963#endif
2964#ifdef _WIN32
2965 if (strstart(filename, "COM", NULL)) {
2966 return qemu_chr_open_win(filename);
2967 } else
2968 if (strstart(filename, "pipe:", &p)) {
2969 return qemu_chr_open_win_pipe(p);
2970 } else
72d46479
TS		 2971 if (strstart(filename, "con:", NULL)) {
2972 return qemu_chr_open_win_con(filename);
2973 } else
f331110f
FB		 2974 if (strstart(filename, "file:", &p)) {
2975 return qemu_chr_open_win_file_out(p);
2976 }
82c643ff
FB		 2977#endif
2978 {
2979 return NULL;
2980 }
2981}
2982
f331110f
FB		 2983void qemu_chr_close(CharDriverState *chr)
2984{
2985 if (chr->chr_close)
2986 chr->chr_close(chr);
2987}
2988
80cabfad 2989/***********************************************************/
7c9d8e07 2990/* network device redirectors */
330d0414 2991
c20709aa
FB		 2992void hex_dump(FILE *f, const uint8_t *buf, int size)
2993{
2994 int len, i, j, c;
2995
2996 for(i=0;i<size;i+=16) {
2997 len = size - i;
2998 if (len > 16)
2999 len = 16;
3000 fprintf(f, "%08x ", i);
3001 for(j=0;j<16;j++) {
3002 if (j < len)
3003 fprintf(f, " %02x", buf[i+j]);
3004 else
3005 fprintf(f, " ");
3006 }
3007 fprintf(f, " ");
3008 for(j=0;j<len;j++) {
3009 c = buf[i+j];
3010 if (c < ' ' || c > '~')
3011 c = '.';
3012 fprintf(f, "%c", c);
3013 }
3014 fprintf(f, "\n");
3015 }
3016}
3017
7c9d8e07 3018static int parse_macaddr(uint8_t *macaddr, const char *p)
c20709aa 3019{
7c9d8e07
FB		 3020 int i;
3021 for(i = 0; i < 6; i++) {
3022 macaddr[i] = strtol(p, (char **)&p, 16);
3023 if (i == 5) {
3024 if (*p != '\0')
3025 return -1;
3026 } else {
3027 if (*p != ':')
3028 return -1;
3029 p++;
3030 }
3031 }
3032 return 0;
c20709aa 3033}
67b915a5 3034
7c9d8e07 3035static int get_str_sep(char *buf, int buf_size, const char **pp, int sep)
67b915a5 3036{
7c9d8e07
FB		 3037 const char *p, *p1;
3038 int len;
3039 p = *pp;
3040 p1 = strchr(p, sep);
3041 if (!p1)
3042 return -1;
3043 len = p1 - p;
3044 p1++;
3045 if (buf_size > 0) {
3046 if (len > buf_size - 1)
3047 len = buf_size - 1;
3048 memcpy(buf, p, len);
3049 buf[len] = '\0';
3050 }
3051 *pp = p1;
3052 return 0;
c20709aa
FB		 3053}
3054
951f1351
FB		 3055int parse_host_src_port(struct sockaddr_in *haddr,
3056 struct sockaddr_in *saddr,
3057 const char *input_str)
3058{
3059 char *str = strdup(input_str);
3060 char *host_str = str;
3061 char *src_str;
3062 char *ptr;
3063
3064 /*
3065 * Chop off any extra arguments at the end of the string which
3066 * would start with a comma, then fill in the src port information
3067 * if it was provided else use the "any address" and "any port".
3068 */
3069 if ((ptr = strchr(str,',')))
3070 *ptr = '\0';
3071
3072 if ((src_str = strchr(input_str,'@'))) {
3073 *src_str = '\0';
3074 src_str++;
3075 }
3076
3077 if (parse_host_port(haddr, host_str) < 0)
3078 goto fail;
3079
3080 if (!src_str || *src_str == '\0')
3081 src_str = ":0";
3082
3083 if (parse_host_port(saddr, src_str) < 0)
3084 goto fail;
3085
3086 free(str);
3087 return(0);
3088
3089fail:
3090 free(str);
3091 return -1;
3092}
3093
7c9d8e07
FB		 3094int parse_host_port(struct sockaddr_in *saddr, const char *str)
3095{
3096 char buf[512];
3097 struct hostent *he;
3098 const char *p, *r;
3099 int port;
3100
3101 p = str;
3102 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3103 return -1;
3104 saddr->sin_family = AF_INET;
3105 if (buf[0] == '\0') {
3106 saddr->sin_addr.s_addr = 0;
3107 } else {
3108 if (isdigit(buf[0])) {
3109 if (!inet_aton(buf, &saddr->sin_addr))
3110 return -1;
3111 } else {
7c9d8e07
FB		 3112 if ((he = gethostbyname(buf)) == NULL)
3113 return - 1;
3114 saddr->sin_addr = *(struct in_addr *)he->h_addr;
7c9d8e07
FB		 3115 }
3116 }
3117 port = strtol(p, (char **)&r, 0);
3118 if (r == p)
3119 return -1;
3120 saddr->sin_port = htons(port);
3121 return 0;
3122}
c20709aa 3123
52f61fde
TS		 3124#ifndef _WIN32
3125static int parse_unix_path(struct sockaddr_un *uaddr, const char *str)
ffd843bc
TS		 3126{
3127 const char *p;
3128 int len;
3129
3130 len = MIN(108, strlen(str));
3131 p = strchr(str, ',');
3132 if (p)
3133 len = MIN(len, p - str);
3134
3135 memset(uaddr, 0, sizeof(*uaddr));
3136
3137 uaddr->sun_family = AF_UNIX;
3138 memcpy(uaddr->sun_path, str, len);
3139
3140 return 0;
3141}
52f61fde 3142#endif
ffd843bc 3143
7c9d8e07
FB		 3144/* find or alloc a new VLAN */
3145VLANState *qemu_find_vlan(int id)
c20709aa 3146{
7c9d8e07
FB		 3147 VLANState **pvlan, *vlan;
3148 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
3149 if (vlan->id == id)
3150 return vlan;
3151 }
3152 vlan = qemu_mallocz(sizeof(VLANState));
3153 if (!vlan)
3154 return NULL;
3155 vlan->id = id;
3156 vlan->next = NULL;
3157 pvlan = &first_vlan;
3158 while (*pvlan != NULL)
3159 pvlan = &(*pvlan)->next;
3160 *pvlan = vlan;
3161 return vlan;
c20709aa
FB		 3162}
3163
7c9d8e07 3164VLANClientState *qemu_new_vlan_client(VLANState *vlan,
d861b05e
PB		 3165 IOReadHandler *fd_read,
3166 IOCanRWHandler *fd_can_read,
3167 void *opaque)
c20709aa 3168{
7c9d8e07
FB		 3169 VLANClientState *vc, **pvc;
3170 vc = qemu_mallocz(sizeof(VLANClientState));
3171 if (!vc)
3172 return NULL;
3173 vc->fd_read = fd_read;
d861b05e 3174 vc->fd_can_read = fd_can_read;
7c9d8e07
FB		 3175 vc->opaque = opaque;
3176 vc->vlan = vlan;
3177
3178 vc->next = NULL;
3179 pvc = &vlan->first_client;
3180 while (*pvc != NULL)
3181 pvc = &(*pvc)->next;
3182 *pvc = vc;
3183 return vc;
c20709aa
FB		 3184}
3185
d861b05e
PB		 3186int qemu_can_send_packet(VLANClientState *vc1)
3187{
3188 VLANState *vlan = vc1->vlan;
3189 VLANClientState *vc;
3190
3191 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
3192 if (vc != vc1) {
3193 if (vc->fd_can_read && !vc->fd_can_read(vc->opaque))
3194 return 0;
3195 }
3196 }
3197 return 1;
3198}
3199
7c9d8e07 3200void qemu_send_packet(VLANClientState *vc1, const uint8_t *buf, int size)
c20709aa 3201{
7c9d8e07
FB		 3202 VLANState *vlan = vc1->vlan;
3203 VLANClientState *vc;
3204
3205#if 0
3206 printf("vlan %d send:\n", vlan->id);
3207 hex_dump(stdout, buf, size);
3208#endif
3209 for(vc = vlan->first_client; vc != NULL; vc = vc->next) {
3210 if (vc != vc1) {
3211 vc->fd_read(vc->opaque, buf, size);
3212 }
3213 }
67b915a5
FB		 3214}
3215
c20709aa
FB		 3216#if defined(CONFIG_SLIRP)
3217
3218/* slirp network adapter */
3219
c20709aa 3220static int slirp_inited;
7c9d8e07 3221static VLANClientState *slirp_vc;
c20709aa
FB		 3222
3223int slirp_can_output(void)
3224{
3b7f5d47 3225 return !slirp_vc || qemu_can_send_packet(slirp_vc);
c20709aa
FB		 3226}
3227
3228void slirp_output(const uint8_t *pkt, int pkt_len)
67b915a5 3229{
c20709aa 3230#if 0
7c9d8e07 3231 printf("slirp output:\n");
c20709aa
FB		 3232 hex_dump(stdout, pkt, pkt_len);
3233#endif
3b7f5d47
PB		 3234 if (!slirp_vc)
3235 return;
7c9d8e07 3236 qemu_send_packet(slirp_vc, pkt, pkt_len);
67b915a5
FB		 3237}
3238
7c9d8e07 3239static void slirp_receive(void *opaque, const uint8_t *buf, int size)
c20709aa
FB		 3240{
3241#if 0
7c9d8e07 3242 printf("slirp input:\n");
c20709aa
FB		 3243 hex_dump(stdout, buf, size);
3244#endif
3245 slirp_input(buf, size);
3246}
3247
7c9d8e07 3248static int net_slirp_init(VLANState *vlan)
c20709aa
FB		 3249{
3250 if (!slirp_inited) {
3251 slirp_inited = 1;
3252 slirp_init();
3253 }
7c9d8e07 3254 slirp_vc = qemu_new_vlan_client(vlan,
d861b05e 3255 slirp_receive, NULL, NULL);
7c9d8e07 3256 snprintf(slirp_vc->info_str, sizeof(slirp_vc->info_str), "user redirector");
9bf05444
FB		 3257 return 0;
3258}
3259
3260static void net_slirp_redir(const char *redir_str)
3261{
3262 int is_udp;
3263 char buf[256], *r;
3264 const char *p;
3265 struct in_addr guest_addr;
3266 int host_port, guest_port;
3267
3268 if (!slirp_inited) {
3269 slirp_inited = 1;
3270 slirp_init();
3271 }
3272
3273 p = redir_str;
3274 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3275 goto fail;
3276 if (!strcmp(buf, "tcp")) {
3277 is_udp = 0;
3278 } else if (!strcmp(buf, "udp")) {
3279 is_udp = 1;
3280 } else {
3281 goto fail;
3282 }
3283
3284 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3285 goto fail;
3286 host_port = strtol(buf, &r, 0);
3287 if (r == buf)
3288 goto fail;
3289
3290 if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
3291 goto fail;
3292 if (buf[0] == '\0') {
3293 pstrcpy(buf, sizeof(buf), "10.0.2.15");
3294 }
3295 if (!inet_aton(buf, &guest_addr))
3296 goto fail;
3297
3298 guest_port = strtol(p, &r, 0);
3299 if (r == p)
3300 goto fail;
3301
3302 if (slirp_redir(is_udp, host_port, guest_addr, guest_port) < 0) {
3303 fprintf(stderr, "qemu: could not set up redirection\n");
3304 exit(1);
3305 }
3306 return;
3307 fail:
3308 fprintf(stderr, "qemu: syntax: -redir [tcp|udp]:host-port:[guest-host]:guest-port\n");
3309 exit(1);
3310}
9d728e8c 3311
c94c8d64
FB		 3312#ifndef _WIN32
3313
9d728e8c
FB		 3314char smb_dir[1024];
3315
3316static void smb_exit(void)
3317{
3318 DIR *d;
3319 struct dirent *de;
3320 char filename[1024];
3321
3322 /* erase all the files in the directory */
3323 d = opendir(smb_dir);
3324 for(;;) {
3325 de = readdir(d);
3326 if (!de)
3327 break;
3328 if (strcmp(de->d_name, ".") != 0 &&
3329 strcmp(de->d_name, "..") != 0) {
3330 snprintf(filename, sizeof(filename), "%s/%s",
3331 smb_dir, de->d_name);
3332 unlink(filename);
3333 }
3334 }
03ffbb69 3335 closedir(d);
9d728e8c
FB		 3336 rmdir(smb_dir);
3337}
3338
3339/* automatic user mode samba server configuration */
3340void net_slirp_smb(const char *exported_dir)
3341{
3342 char smb_conf[1024];
3343 char smb_cmdline[1024];
3344 FILE *f;
3345
3346 if (!slirp_inited) {
3347 slirp_inited = 1;
3348 slirp_init();
3349 }
3350
3351 /* XXX: better tmp dir construction */
3352 snprintf(smb_dir, sizeof(smb_dir), "/tmp/qemu-smb.%d", getpid());
3353 if (mkdir(smb_dir, 0700) < 0) {
3354 fprintf(stderr, "qemu: could not create samba server dir '%s'\n", smb_dir);
3355 exit(1);
3356 }
3357 snprintf(smb_conf, sizeof(smb_conf), "%s/%s", smb_dir, "smb.conf");
3358
3359 f = fopen(smb_conf, "w");
3360 if (!f) {
3361 fprintf(stderr, "qemu: could not create samba server configuration file '%s'\n", smb_conf);
3362 exit(1);
3363 }
3364 fprintf(f,
3365 "[global]\n"
157777ef
FB		 3366 "private dir=%s\n"
3367 "smb ports=0\n"
3368 "socket address=127.0.0.1\n"
9d728e8c
FB		 3369 "pid directory=%s\n"
3370 "lock directory=%s\n"
3371 "log file=%s/log.smbd\n"
3372 "smb passwd file=%s/smbpasswd\n"
03ffbb69 3373 "security = share\n"
9d728e8c
FB		 3374 "[qemu]\n"
3375 "path=%s\n"
3376 "read only=no\n"
3377 "guest ok=yes\n",
3378 smb_dir,
157777ef 3379 smb_dir,
9d728e8c
FB		 3380 smb_dir,
3381 smb_dir,
3382 smb_dir,
3383 exported_dir
3384 );
3385 fclose(f);
3386 atexit(smb_exit);
3387
a14d6c8c
PB		 3388 snprintf(smb_cmdline, sizeof(smb_cmdline), "%s -s %s",
3389 SMBD_COMMAND, smb_conf);
9d728e8c
FB		 3390
3391 slirp_add_exec(0, smb_cmdline, 4, 139);
3392}
9bf05444 3393
c94c8d64
FB		 3394#endif /* !defined(_WIN32) */
3395
c20709aa
FB		 3396#endif /* CONFIG_SLIRP */
3397
3398#if !defined(_WIN32)
7c9d8e07
FB		 3399
3400typedef struct TAPState {
3401 VLANClientState *vc;
3402 int fd;
3403} TAPState;
3404
3405static void tap_receive(void *opaque, const uint8_t *buf, int size)
3406{
3407 TAPState *s = opaque;
3408 int ret;
3409 for(;;) {
3410 ret = write(s->fd, buf, size);
3411 if (ret < 0 && (errno == EINTR || errno == EAGAIN)) {
3412 } else {
3413 break;
3414 }
3415 }
3416}
3417
3418static void tap_send(void *opaque)
3419{
3420 TAPState *s = opaque;
3421 uint8_t buf[4096];
3422 int size;
3423
d5d10bc3
TS		 3424#ifdef __sun__
3425 struct strbuf sbuf;
3426 int f = 0;
3427 sbuf.maxlen = sizeof(buf);
3428 sbuf.buf = buf;
3429 size = getmsg(s->fd, NULL, &sbuf, &f) >=0 ? sbuf.len : -1;
3430#else
7c9d8e07 3431 size = read(s->fd, buf, sizeof(buf));
d5d10bc3 3432#endif
7c9d8e07
FB		 3433 if (size > 0) {
3434 qemu_send_packet(s->vc, buf, size);
3435 }
3436}
3437
3438/* fd support */
3439
3440static TAPState *net_tap_fd_init(VLANState *vlan, int fd)
3441{
3442 TAPState *s;
3443
3444 s = qemu_mallocz(sizeof(TAPState));
3445 if (!s)
3446 return NULL;
3447 s->fd = fd;
d861b05e 3448 s->vc = qemu_new_vlan_client(vlan, tap_receive, NULL, s);
7c9d8e07
FB		 3449 qemu_set_fd_handler(s->fd, tap_send, NULL, s);
3450 snprintf(s->vc->info_str, sizeof(s->vc->info_str), "tap: fd=%d", fd);
3451 return s;
3452}
3453
7d3505c5 3454#ifdef _BSD
7c9d8e07 3455static int tap_open(char *ifname, int ifname_size)
7d3505c5
FB		 3456{
3457 int fd;
3458 char *dev;
3459 struct stat s;
67b915a5 3460
7d3505c5
FB		 3461 fd = open("/dev/tap", O_RDWR);
3462 if (fd < 0) {
3463 fprintf(stderr, "warning: could not open /dev/tap: no virtual network emulation\n");
3464 return -1;
3465 }
3466
3467 fstat(fd, &s);
3468 dev = devname(s.st_rdev, S_IFCHR);
3469 pstrcpy(ifname, ifname_size, dev);
3470
3471 fcntl(fd, F_SETFL, O_NONBLOCK);
3472 return fd;
3473}
ec530c81 3474#elif defined(__sun__)
d5d10bc3
TS		 3475#define TUNNEWPPA (('T'<<16) | 0x0001)
3476/*
3477 * Allocate TAP device, returns opened fd.
3478 * Stores dev name in the first arg(must be large enough).
3479 */
3480int tap_alloc(char *dev)
3481{
3482 int tap_fd, if_fd, ppa = -1;
3483 static int ip_fd = 0;
3484 char *ptr;
3485
3486 static int arp_fd = 0;
3487 int ip_muxid, arp_muxid;
3488 struct strioctl strioc_if, strioc_ppa;
3489 int link_type = I_PLINK;;
3490 struct lifreq ifr;
3491 char actual_name[32] = "";
3492
3493 memset(&ifr, 0x0, sizeof(ifr));
3494
3495 if( *dev ){
3496 ptr = dev;
3497 while( *ptr && !isdigit((int)*ptr) ) ptr++;
3498 ppa = atoi(ptr);
3499 }
3500
3501 /* Check if IP device was opened */
3502 if( ip_fd )
3503 close(ip_fd);
3504
3505 if( (ip_fd = open("/dev/udp", O_RDWR, 0)) < 0){
3506 syslog(LOG_ERR, "Can't open /dev/ip (actually /dev/udp)");
3507 return -1;
3508 }
3509
3510 if( (tap_fd = open("/dev/tap", O_RDWR, 0)) < 0){
3511 syslog(LOG_ERR, "Can't open /dev/tap");
3512 return -1;
3513 }
3514
3515 /* Assign a new PPA and get its unit number. */
3516 strioc_ppa.ic_cmd = TUNNEWPPA;
3517 strioc_ppa.ic_timout = 0;
3518 strioc_ppa.ic_len = sizeof(ppa);
3519 strioc_ppa.ic_dp = (char *)&ppa;
3520 if ((ppa = ioctl (tap_fd, I_STR, &strioc_ppa)) < 0)
3521 syslog (LOG_ERR, "Can't assign new interface");
3522
3523 if( (if_fd = open("/dev/tap", O_RDWR, 0)) < 0){
3524 syslog(LOG_ERR, "Can't open /dev/tap (2)");
3525 return -1;
3526 }
3527 if(ioctl(if_fd, I_PUSH, "ip") < 0){
3528 syslog(LOG_ERR, "Can't push IP module");
3529 return -1;
3530 }
3531
3532 if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) < 0)
3533 syslog(LOG_ERR, "Can't get flags\n");
3534
3535 snprintf (actual_name, 32, "tap%d", ppa);
3536 strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name));
3537
3538 ifr.lifr_ppa = ppa;
3539 /* Assign ppa according to the unit number returned by tun device */
3540
3541 if (ioctl (if_fd, SIOCSLIFNAME, &ifr) < 0)
3542 syslog (LOG_ERR, "Can't set PPA %d", ppa);
3543 if (ioctl(if_fd, SIOCGLIFFLAGS, &ifr) <0)
3544 syslog (LOG_ERR, "Can't get flags\n");
3545 /* Push arp module to if_fd */
3546 if (ioctl (if_fd, I_PUSH, "arp") < 0)
3547 syslog (LOG_ERR, "Can't push ARP module (2)");
3548
3549 /* Push arp module to ip_fd */
3550 if (ioctl (ip_fd, I_POP, NULL) < 0)
3551 syslog (LOG_ERR, "I_POP failed\n");
3552 if (ioctl (ip_fd, I_PUSH, "arp") < 0)
3553 syslog (LOG_ERR, "Can't push ARP module (3)\n");
3554 /* Open arp_fd */
3555 if ((arp_fd = open ("/dev/tap", O_RDWR, 0)) < 0)
3556 syslog (LOG_ERR, "Can't open %s\n", "/dev/tap");
3557
3558 /* Set ifname to arp */
3559 strioc_if.ic_cmd = SIOCSLIFNAME;
3560 strioc_if.ic_timout = 0;
3561 strioc_if.ic_len = sizeof(ifr);
3562 strioc_if.ic_dp = (char *)&ifr;
3563 if (ioctl(arp_fd, I_STR, &strioc_if) < 0){
3564 syslog (LOG_ERR, "Can't set ifname to arp\n");
3565 }
3566
3567 if((ip_muxid = ioctl(ip_fd, I_LINK, if_fd)) < 0){
3568 syslog(LOG_ERR, "Can't link TAP device to IP");
3569 return -1;
3570 }
3571
3572 if ((arp_muxid = ioctl (ip_fd, link_type, arp_fd)) < 0)
3573 syslog (LOG_ERR, "Can't link TAP device to ARP");
3574
3575 close (if_fd);
3576
3577 memset(&ifr, 0x0, sizeof(ifr));
3578 strncpy (ifr.lifr_name, actual_name, sizeof (ifr.lifr_name));
3579 ifr.lifr_ip_muxid = ip_muxid;
3580 ifr.lifr_arp_muxid = arp_muxid;
3581
3582 if (ioctl (ip_fd, SIOCSLIFMUXID, &ifr) < 0)
3583 {
3584 ioctl (ip_fd, I_PUNLINK , arp_muxid);
3585 ioctl (ip_fd, I_PUNLINK, ip_muxid);
3586 syslog (LOG_ERR, "Can't set multiplexor id");
3587 }
3588
3589 sprintf(dev, "tap%d", ppa);
3590 return tap_fd;
3591}
3592
ec530c81
FB		 3593static int tap_open(char *ifname, int ifname_size)
3594{
d5d10bc3
TS		 3595 char dev[10]="";
3596 int fd;
3597 if( (fd = tap_alloc(dev)) < 0 ){
3598 fprintf(stderr, "Cannot allocate TAP device\n");
3599 return -1;
3600 }
3601 pstrcpy(ifname, ifname_size, dev);
3602 fcntl(fd, F_SETFL, O_NONBLOCK);
3603 return fd;
ec530c81 3604}
7d3505c5 3605#else
7c9d8e07 3606static int tap_open(char *ifname, int ifname_size)
330d0414 3607{
80cabfad 3608 struct ifreq ifr;
c4b1fcc0 3609 int fd, ret;
80cabfad
FB		 3610
3611 fd = open("/dev/net/tun", O_RDWR);
3612 if (fd < 0) {
3613 fprintf(stderr, "warning: could not open /dev/net/tun: no virtual network emulation\n");
3614 return -1;
330d0414 3615 }
80cabfad
FB		 3616 memset(&ifr, 0, sizeof(ifr));
3617 ifr.ifr_flags = IFF_TAP | IFF_NO_PI;
7c9d8e07
FB		 3618 if (ifname[0] != '\0')
3619 pstrcpy(ifr.ifr_name, IFNAMSIZ, ifname);
3620 else
3621 pstrcpy(ifr.ifr_name, IFNAMSIZ, "tap%d");
80cabfad
FB		 3622 ret = ioctl(fd, TUNSETIFF, (void *) &ifr);
3623 if (ret != 0) {
3624 fprintf(stderr, "warning: could not configure /dev/net/tun: no virtual network emulation\n");
3625 close(fd);
3626 return -1;
3627 }
c4b1fcc0 3628 pstrcpy(ifname, ifname_size, ifr.ifr_name);
80cabfad 3629 fcntl(fd, F_SETFL, O_NONBLOCK);
c4b1fcc0
FB		 3630 return fd;
3631}
7d3505c5 3632#endif
330d0414 3633
7c9d8e07
FB		 3634static int net_tap_init(VLANState *vlan, const char *ifname1,
3635 const char *setup_script)
3636{
3637 TAPState *s;
3638 int pid, status, fd;
3639 char *args[3];
3640 char **parg;
3641 char ifname[128];
3642
3643 if (ifname1 != NULL)
3644 pstrcpy(ifname, sizeof(ifname), ifname1);
3645 else
3646 ifname[0] = '\0';
3647 fd = tap_open(ifname, sizeof(ifname));
3648 if (fd < 0)
3649 return -1;
3650
6a1cbf68 3651 if (!setup_script || !strcmp(setup_script, "no"))
7c9d8e07
FB		 3652 setup_script = "";
3653 if (setup_script[0] != '\0') {
3654 /* try to launch network init script */
3655 pid = fork();
3656 if (pid >= 0) {
3657 if (pid == 0) {
50d3eeae
TS		 3658 int open_max = sysconf (_SC_OPEN_MAX), i;
3659 for (i = 0; i < open_max; i++)
3660 if (i != STDIN_FILENO &&
3661 i != STDOUT_FILENO &&
3662 i != STDERR_FILENO &&
3663 i != fd)
3664 close(i);
3665
7c9d8e07
FB		 3666 parg = args;
3667 *parg++ = (char *)setup_script;
3668 *parg++ = ifname;
3669 *parg++ = NULL;
3670 execv(setup_script, args);
4a38940d 3671 _exit(1);
7c9d8e07
FB		 3672 }
3673 while (waitpid(pid, &status, 0) != pid);
3674 if (!WIFEXITED(status) ||
3675 WEXITSTATUS(status) != 0) {
3676 fprintf(stderr, "%s: could not launch network script\n",
3677 setup_script);
3678 return -1;
3679 }
3680 }
3681 }
3682 s = net_tap_fd_init(vlan, fd);
3683 if (!s)
3684 return -1;
3685 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
3686 "tap: ifname=%s setup_script=%s", ifname, setup_script);
3687 return 0;
3688}
3689
fd1dff4b
FB		 3690#endif /* !_WIN32 */
3691
7c9d8e07
FB		 3692/* network connection */
3693typedef struct NetSocketState {
3694 VLANClientState *vc;
3695 int fd;
3696 int state; /* 0 = getting length, 1 = getting data */
3697 int index;
3698 int packet_len;
3699 uint8_t buf[4096];
3d830459 3700 struct sockaddr_in dgram_dst; /* contains inet host and port destination iff connectionless (SOCK_DGRAM) */
7c9d8e07
FB		 3701} NetSocketState;
3702
3703typedef struct NetSocketListenState {
3704 VLANState *vlan;
3705 int fd;
3706} NetSocketListenState;
3707
3708/* XXX: we consider we can send the whole packet without blocking */
3709static void net_socket_receive(void *opaque, const uint8_t *buf, int size)
c20709aa 3710{
7c9d8e07
FB		 3711 NetSocketState *s = opaque;
3712 uint32_t len;
3713 len = htonl(size);
3714
fd1dff4b
FB		 3715 send_all(s->fd, (const uint8_t *)&len, sizeof(len));
3716 send_all(s->fd, buf, size);
c20709aa
FB		 3717}
3718
3d830459
FB		 3719static void net_socket_receive_dgram(void *opaque, const uint8_t *buf, int size)
3720{
3721 NetSocketState *s = opaque;
3722 sendto(s->fd, buf, size, 0,
3723 (struct sockaddr *)&s->dgram_dst, sizeof(s->dgram_dst));
3724}
3725
7c9d8e07 3726static void net_socket_send(void *opaque)
c4b1fcc0 3727{
7c9d8e07 3728 NetSocketState *s = opaque;
fd1dff4b 3729 int l, size, err;
7c9d8e07
FB		 3730 uint8_t buf1[4096];
3731 const uint8_t *buf;
3732
fd1dff4b
FB		 3733 size = recv(s->fd, buf1, sizeof(buf1), 0);
3734 if (size < 0) {
3735 err = socket_error();
3736 if (err != EWOULDBLOCK)
3737 goto eoc;
3738 } else if (size == 0) {
7c9d8e07 3739 /* end of connection */
fd1dff4b 3740 eoc:
7c9d8e07 3741 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
fd1dff4b 3742 closesocket(s->fd);
7c9d8e07
FB		 3743 return;
3744 }
3745 buf = buf1;
3746 while (size > 0) {
3747 /* reassemble a packet from the network */
3748 switch(s->state) {
3749 case 0:
3750 l = 4 - s->index;
3751 if (l > size)
3752 l = size;
3753 memcpy(s->buf + s->index, buf, l);
3754 buf += l;
3755 size -= l;
3756 s->index += l;
3757 if (s->index == 4) {
3758 /* got length */
3759 s->packet_len = ntohl(*(uint32_t *)s->buf);
3760 s->index = 0;
3761 s->state = 1;
3762 }
3763 break;
3764 case 1:
3765 l = s->packet_len - s->index;
3766 if (l > size)
3767 l = size;
3768 memcpy(s->buf + s->index, buf, l);
3769 s->index += l;
3770 buf += l;
3771 size -= l;
3772 if (s->index >= s->packet_len) {
3773 qemu_send_packet(s->vc, s->buf, s->packet_len);
3774 s->index = 0;
3775 s->state = 0;
3776 }
3777 break;
3778 }
3779 }
c20709aa
FB		 3780}
3781
3d830459
FB		 3782static void net_socket_send_dgram(void *opaque)
3783{
3784 NetSocketState *s = opaque;
3785 int size;
3786
3787 size = recv(s->fd, s->buf, sizeof(s->buf), 0);
3788 if (size < 0)
3789 return;
3790 if (size == 0) {
3791 /* end of connection */
3792 qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
3793 return;
3794 }
3795 qemu_send_packet(s->vc, s->buf, size);
3796}
3797
3798static int net_socket_mcast_create(struct sockaddr_in *mcastaddr)
3799{
3800 struct ip_mreq imr;
3801 int fd;
3802 int val, ret;
3803 if (!IN_MULTICAST(ntohl(mcastaddr->sin_addr.s_addr))) {
3804 fprintf(stderr, "qemu: error: specified mcastaddr \"%s\" (0x%08x) does not contain a multicast address\n",
fd1dff4b
FB		 3805 inet_ntoa(mcastaddr->sin_addr),
3806 (int)ntohl(mcastaddr->sin_addr.s_addr));
3d830459
FB		 3807 return -1;
3808
3809 }
3810 fd = socket(PF_INET, SOCK_DGRAM, 0);
3811 if (fd < 0) {
3812 perror("socket(PF_INET, SOCK_DGRAM)");
3813 return -1;
3814 }
3815
fd1dff4b
FB		 3816 val = 1;
3817 ret=setsockopt(fd, SOL_SOCKET, SO_REUSEADDR,
3818 (const char *)&val, sizeof(val));
3819 if (ret < 0) {
3820 perror("setsockopt(SOL_SOCKET, SO_REUSEADDR)");
3821 goto fail;
3822 }
3823
3824 ret = bind(fd, (struct sockaddr *)mcastaddr, sizeof(*mcastaddr));
3825 if (ret < 0) {
3826 perror("bind");
3827 goto fail;
3828 }
3829
3d830459
FB		 3830 /* Add host to multicast group */
3831 imr.imr_multiaddr = mcastaddr->sin_addr;
3832 imr.imr_interface.s_addr = htonl(INADDR_ANY);
3833
fd1dff4b
FB		 3834 ret = setsockopt(fd, IPPROTO_IP, IP_ADD_MEMBERSHIP,
3835 (const char *)&imr, sizeof(struct ip_mreq));
3d830459
FB		 3836 if (ret < 0) {
3837 perror("setsockopt(IP_ADD_MEMBERSHIP)");
3838 goto fail;
3839 }
3840
3841 /* Force mcast msgs to loopback (eg. several QEMUs in same host */
3842 val = 1;
fd1dff4b
FB		 3843 ret=setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP,
3844 (const char *)&val, sizeof(val));
3d830459
FB		 3845 if (ret < 0) {
3846 perror("setsockopt(SOL_IP, IP_MULTICAST_LOOP)");
3847 goto fail;
3848 }
3849
fd1dff4b 3850 socket_set_nonblock(fd);
3d830459
FB		 3851 return fd;
3852fail:
0bab00f3
FB		 3853 if (fd >= 0)
3854 closesocket(fd);
3d830459
FB		 3855 return -1;
3856}
3857
3858static NetSocketState *net_socket_fd_init_dgram(VLANState *vlan, int fd,
3859 int is_connected)
3860{
3861 struct sockaddr_in saddr;
3862 int newfd;
3863 socklen_t saddr_len;
3864 NetSocketState *s;
3865
3866 /* fd passed: multicast: "learn" dgram_dst address from bound address and save it
3867 * Because this may be "shared" socket from a "master" process, datagrams would be recv()
3868 * by ONLY ONE process: we must "clone" this dgram socket --jjo
3869 */
3870
3871 if (is_connected) {
3872 if (getsockname(fd, (struct sockaddr *) &saddr, &saddr_len) == 0) {
3873 /* must be bound */
3874 if (saddr.sin_addr.s_addr==0) {
3875 fprintf(stderr, "qemu: error: init_dgram: fd=%d unbound, cannot setup multicast dst addr\n",
3876 fd);
3877 return NULL;
3878 }
3879 /* clone dgram socket */
3880 newfd = net_socket_mcast_create(&saddr);
3881 if (newfd < 0) {
3882 /* error already reported by net_socket_mcast_create() */
3883 close(fd);
3884 return NULL;
3885 }
3886 /* clone newfd to fd, close newfd */
3887 dup2(newfd, fd);
3888 close(newfd);
3889
3890 } else {
3891 fprintf(stderr, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n",
3892 fd, strerror(errno));
3893 return NULL;
3894 }
3895 }
3896
3897 s = qemu_mallocz(sizeof(NetSocketState));
3898 if (!s)
3899 return NULL;
3900 s->fd = fd;
3901
d861b05e 3902 s->vc = qemu_new_vlan_client(vlan, net_socket_receive_dgram, NULL, s);
3d830459
FB		 3903 qemu_set_fd_handler(s->fd, net_socket_send_dgram, NULL, s);
3904
3905 /* mcast: save bound address as dst */
3906 if (is_connected) s->dgram_dst=saddr;
3907
3908 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
3909 "socket: fd=%d (%s mcast=%s:%d)",
3910 fd, is_connected? "cloned" : "",
3911 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
3912 return s;
3913}
3914
7c9d8e07 3915static void net_socket_connect(void *opaque)
c20709aa 3916{
7c9d8e07
FB		 3917 NetSocketState *s = opaque;
3918 qemu_set_fd_handler(s->fd, net_socket_send, NULL, s);
3919}
c4b1fcc0 3920
3d830459 3921static NetSocketState *net_socket_fd_init_stream(VLANState *vlan, int fd,
7c9d8e07
FB		 3922 int is_connected)
3923{
3924 NetSocketState *s;
3925 s = qemu_mallocz(sizeof(NetSocketState));
3926 if (!s)
3927 return NULL;
3928 s->fd = fd;
3929 s->vc = qemu_new_vlan_client(vlan,
d861b05e 3930 net_socket_receive, NULL, s);
7c9d8e07
FB		 3931 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
3932 "socket: fd=%d", fd);
3933 if (is_connected) {
3934 net_socket_connect(s);
3935 } else {
3936 qemu_set_fd_handler(s->fd, NULL, net_socket_connect, s);
3937 }
3938 return s;
3939}
c4b1fcc0 3940
3d830459
FB		 3941static NetSocketState *net_socket_fd_init(VLANState *vlan, int fd,
3942 int is_connected)
3943{
3944 int so_type=-1, optlen=sizeof(so_type);
3945
fd1dff4b 3946 if(getsockopt(fd, SOL_SOCKET, SO_TYPE, (char *)&so_type, &optlen)< 0) {
931f03ee 3947 fprintf(stderr, "qemu: error: getsockopt(SO_TYPE) for fd=%d failed\n", fd);
3d830459
FB		 3948 return NULL;
3949 }
3950 switch(so_type) {
3951 case SOCK_DGRAM:
3952 return net_socket_fd_init_dgram(vlan, fd, is_connected);
3953 case SOCK_STREAM:
3954 return net_socket_fd_init_stream(vlan, fd, is_connected);
3955 default:
3956 /* who knows ... this could be a eg. a pty, do warn and continue as stream */
3957 fprintf(stderr, "qemu: warning: socket type=%d for fd=%d is not SOCK_DGRAM or SOCK_STREAM\n", so_type, fd);
3958 return net_socket_fd_init_stream(vlan, fd, is_connected);
3959 }
3960 return NULL;
3961}
3962
7c9d8e07
FB		 3963static void net_socket_accept(void *opaque)
3964{
3965 NetSocketListenState *s = opaque;
3966 NetSocketState *s1;
3967 struct sockaddr_in saddr;
3968 socklen_t len;
3969 int fd;
3970
3971 for(;;) {
3972 len = sizeof(saddr);
3973 fd = accept(s->fd, (struct sockaddr *)&saddr, &len);
3974 if (fd < 0 && errno != EINTR) {
3975 return;
3976 } else if (fd >= 0) {
3977 break;
80cabfad 3978 }
330d0414 3979 }
7c9d8e07
FB		 3980 s1 = net_socket_fd_init(s->vlan, fd, 1);
3981 if (!s1) {
0bab00f3 3982 closesocket(fd);
7c9d8e07
FB		 3983 } else {
3984 snprintf(s1->vc->info_str, sizeof(s1->vc->info_str),
3985 "socket: connection from %s:%d",
3986 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
3987 }
3988}
3989
3990static int net_socket_listen_init(VLANState *vlan, const char *host_str)
3991{
3992 NetSocketListenState *s;
3993 int fd, val, ret;
3994 struct sockaddr_in saddr;
3995
3996 if (parse_host_port(&saddr, host_str) < 0)
3997 return -1;
3998
3999 s = qemu_mallocz(sizeof(NetSocketListenState));
4000 if (!s)
4001 return -1;
4002
4003 fd = socket(PF_INET, SOCK_STREAM, 0);
4004 if (fd < 0) {
4005 perror("socket");
4006 return -1;
4007 }
fd1dff4b 4008 socket_set_nonblock(fd);
7c9d8e07
FB		 4009
4010 /* allow fast reuse */
4011 val = 1;
fd1dff4b 4012 setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (const char *)&val, sizeof(val));
7c9d8e07
FB		 4013
4014 ret = bind(fd, (struct sockaddr *)&saddr, sizeof(saddr));
4015 if (ret < 0) {
4016 perror("bind");
4017 return -1;
4018 }
4019 ret = listen(fd, 0);
4020 if (ret < 0) {
4021 perror("listen");
4022 return -1;
4023 }
4024 s->vlan = vlan;
4025 s->fd = fd;
4026 qemu_set_fd_handler(fd, net_socket_accept, NULL, s);
80cabfad 4027 return 0;
330d0414
FB		 4028}
4029
7c9d8e07 4030static int net_socket_connect_init(VLANState *vlan, const char *host_str)
330d0414 4031{
7c9d8e07 4032 NetSocketState *s;
fd1dff4b 4033 int fd, connected, ret, err;
7c9d8e07
FB		 4034 struct sockaddr_in saddr;
4035
4036 if (parse_host_port(&saddr, host_str) < 0)
4037 return -1;
4038
4039 fd = socket(PF_INET, SOCK_STREAM, 0);
4040 if (fd < 0) {
4041 perror("socket");
4042 return -1;
4043 }
fd1dff4b 4044 socket_set_nonblock(fd);
7c9d8e07
FB		 4045
4046 connected = 0;
4047 for(;;) {
4048 ret = connect(fd, (struct sockaddr *)&saddr, sizeof(saddr));
4049 if (ret < 0) {
fd1dff4b
FB		 4050 err = socket_error();
4051 if (err == EINTR || err == EWOULDBLOCK) {
4052 } else if (err == EINPROGRESS) {
7c9d8e07 4053 break;
f5b12268
TS		 4054#ifdef _WIN32
4055 } else if (err == WSAEALREADY) {
4056 break;
4057#endif
7c9d8e07
FB		 4058 } else {
4059 perror("connect");
fd1dff4b 4060 closesocket(fd);
7c9d8e07
FB		 4061 return -1;
4062 }
4063 } else {
4064 connected = 1;
4065 break;
4066 }
4067 }
4068 s = net_socket_fd_init(vlan, fd, connected);
4069 if (!s)
4070 return -1;
4071 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4072 "socket: connect to %s:%d",
4073 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
c20709aa 4074 return 0;
80cabfad 4075}
330d0414 4076
3d830459
FB		 4077static int net_socket_mcast_init(VLANState *vlan, const char *host_str)
4078{
4079 NetSocketState *s;
4080 int fd;
4081 struct sockaddr_in saddr;
4082
4083 if (parse_host_port(&saddr, host_str) < 0)
4084 return -1;
4085
4086
4087 fd = net_socket_mcast_create(&saddr);
4088 if (fd < 0)
4089 return -1;
4090
4091 s = net_socket_fd_init(vlan, fd, 0);
4092 if (!s)
4093 return -1;
4094
4095 s->dgram_dst = saddr;
4096
4097 snprintf(s->vc->info_str, sizeof(s->vc->info_str),
4098 "socket: mcast=%s:%d",
4099 inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port));
4100 return 0;
4101
4102}
4103
7c9d8e07
FB		 4104static int get_param_value(char *buf, int buf_size,
4105 const char *tag, const char *str)
4106{
4107 const char *p;
4108 char *q;
4109 char option[128];
4110
4111 p = str;
4112 for(;;) {
4113 q = option;
4114 while (*p != '\0' && *p != '=') {
4115 if ((q - option) < sizeof(option) - 1)
4116 *q++ = *p;
4117 p++;
4118 }
4119 *q = '\0';
4120 if (*p != '=')
4121 break;
4122 p++;
4123 if (!strcmp(tag, option)) {
4124 q = buf;
4125 while (*p != '\0' && *p != ',') {
4126 if ((q - buf) < buf_size - 1)
4127 *q++ = *p;
4128 p++;
4129 }
4130 *q = '\0';
4131 return q - buf;
4132 } else {
4133 while (*p != '\0' && *p != ',') {
4134 p++;
4135 }
4136 }
4137 if (*p != ',')
4138 break;
4139 p++;
4140 }
4141 return 0;
4142}
4143
52f61fde 4144static int net_client_init(const char *str)
7c9d8e07
FB		 4145{
4146 const char *p;
4147 char *q;
4148 char device[64];
4149 char buf[1024];
4150 int vlan_id, ret;
4151 VLANState *vlan;
4152
4153 p = str;
4154 q = device;
4155 while (*p != '\0' && *p != ',') {
4156 if ((q - device) < sizeof(device) - 1)
4157 *q++ = *p;
4158 p++;
4159 }
4160 *q = '\0';
4161 if (*p == ',')
4162 p++;
4163 vlan_id = 0;
4164 if (get_param_value(buf, sizeof(buf), "vlan", p)) {
4165 vlan_id = strtol(buf, NULL, 0);
4166 }
4167 vlan = qemu_find_vlan(vlan_id);
4168 if (!vlan) {
4169 fprintf(stderr, "Could not create vlan %d\n", vlan_id);
4170 return -1;
4171 }
4172 if (!strcmp(device, "nic")) {
4173 NICInfo *nd;
4174 uint8_t *macaddr;
4175
4176 if (nb_nics >= MAX_NICS) {
4177 fprintf(stderr, "Too Many NICs\n");
4178 return -1;
4179 }
4180 nd = &nd_table[nb_nics];
4181 macaddr = nd->macaddr;
4182 macaddr[0] = 0x52;
4183 macaddr[1] = 0x54;
4184 macaddr[2] = 0x00;
4185 macaddr[3] = 0x12;
4186 macaddr[4] = 0x34;
4187 macaddr[5] = 0x56 + nb_nics;
4188
4189 if (get_param_value(buf, sizeof(buf), "macaddr", p)) {
4190 if (parse_macaddr(macaddr, buf) < 0) {
4191 fprintf(stderr, "invalid syntax for ethernet address\n");
4192 return -1;
4193 }
4194 }
a41b2ff2
PB		 4195 if (get_param_value(buf, sizeof(buf), "model", p)) {
4196 nd->model = strdup(buf);
4197 }
7c9d8e07
FB		 4198 nd->vlan = vlan;
4199 nb_nics++;
4200 ret = 0;
4201 } else
4202 if (!strcmp(device, "none")) {
4203 /* does nothing. It is needed to signal that no network cards
4204 are wanted */
4205 ret = 0;
4206 } else
4207#ifdef CONFIG_SLIRP
4208 if (!strcmp(device, "user")) {
115defd1 4209 if (get_param_value(buf, sizeof(buf), "hostname", p)) {
3f423c9c 4210 pstrcpy(slirp_hostname, sizeof(slirp_hostname), buf);
115defd1 4211 }
7c9d8e07
FB		 4212 ret = net_slirp_init(vlan);
4213 } else
4214#endif
7fb843f8
FB		 4215#ifdef _WIN32
4216 if (!strcmp(device, "tap")) {
4217 char ifname[64];
4218 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
4219 fprintf(stderr, "tap: no interface name\n");
4220 return -1;
4221 }
4222 ret = tap_win32_init(vlan, ifname);
4223 } else
4224#else
7c9d8e07
FB		 4225 if (!strcmp(device, "tap")) {
4226 char ifname[64];
4227 char setup_script[1024];
4228 int fd;
4229 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
4230 fd = strtol(buf, NULL, 0);
4231 ret = -1;
4232 if (net_tap_fd_init(vlan, fd))
4233 ret = 0;
4234 } else {
bf8c5342
FB		 4235 if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
4236 ifname[0] = '\0';
4237 }
7c9d8e07
FB		 4238 if (get_param_value(setup_script, sizeof(setup_script), "script", p) == 0) {
4239 pstrcpy(setup_script, sizeof(setup_script), DEFAULT_NETWORK_SCRIPT);
4240 }
4241 ret = net_tap_init(vlan, ifname, setup_script);
4242 }
4243 } else
fd1dff4b 4244#endif
7c9d8e07
FB		 4245 if (!strcmp(device, "socket")) {
4246 if (get_param_value(buf, sizeof(buf), "fd", p) > 0) {
4247 int fd;
4248 fd = strtol(buf, NULL, 0);
4249 ret = -1;
4250 if (net_socket_fd_init(vlan, fd, 1))
4251 ret = 0;
4252 } else if (get_param_value(buf, sizeof(buf), "listen", p) > 0) {
4253 ret = net_socket_listen_init(vlan, buf);
4254 } else if (get_param_value(buf, sizeof(buf), "connect", p) > 0) {
4255 ret = net_socket_connect_init(vlan, buf);
3d830459
FB		 4256 } else if (get_param_value(buf, sizeof(buf), "mcast", p) > 0) {
4257 ret = net_socket_mcast_init(vlan, buf);
7c9d8e07
FB		 4258 } else {
4259 fprintf(stderr, "Unknown socket options: %s\n", p);
4260 return -1;
4261 }
4262 } else
7c9d8e07
FB		 4263 {
4264 fprintf(stderr, "Unknown network device: %s\n", device);
4265 return -1;
4266 }
4267 if (ret < 0) {
4268 fprintf(stderr, "Could not initialize device '%s'\n", device);
4269 }
4270
4271 return ret;
4272}
4273
4274void do_info_network(void)
4275{
4276 VLANState *vlan;
4277 VLANClientState *vc;
4278
4279 for(vlan = first_vlan; vlan != NULL; vlan = vlan->next) {
4280 term_printf("VLAN %d devices:\n", vlan->id);
4281 for(vc = vlan->first_client; vc != NULL; vc = vc->next)
4282 term_printf(" %s\n", vc->info_str);
4283 }
4284}
42550fde 4285
a594cfbf
FB		 4286/***********************************************************/
4287/* USB devices */
4288
0d92ed30
PB		 4289static USBPort *used_usb_ports;
4290static USBPort *free_usb_ports;
4291
4292/* ??? Maybe change this to register a hub to keep track of the topology. */
4293void qemu_register_usb_port(USBPort *port, void *opaque, int index,
4294 usb_attachfn attach)
4295{
4296 port->opaque = opaque;
4297 port->index = index;
4298 port->attach = attach;
4299 port->next = free_usb_ports;
4300 free_usb_ports = port;
4301}
4302
a594cfbf
FB		 4303static int usb_device_add(const char *devname)
4304{
4305 const char *p;
4306 USBDevice *dev;
0d92ed30 4307 USBPort *port;
a594cfbf 4308
0d92ed30 4309 if (!free_usb_ports)
a594cfbf
FB		 4310 return -1;
4311
4312 if (strstart(devname, "host:", &p)) {
4313 dev = usb_host_device_open(p);
a594cfbf
FB		 4314 } else if (!strcmp(devname, "mouse")) {
4315 dev = usb_mouse_init();
09b26c5e
FB		 4316 } else if (!strcmp(devname, "tablet")) {
4317 dev = usb_tablet_init();
2e5d83bb
PB		 4318 } else if (strstart(devname, "disk:", &p)) {
4319 dev = usb_msd_init(p);
a594cfbf
FB		 4320 } else {
4321 return -1;
4322 }
0d92ed30
PB		 4323 if (!dev)
4324 return -1;
4325
4326 /* Find a USB port to add the device to. */
4327 port = free_usb_ports;
4328 if (!port->next) {
4329 USBDevice *hub;
4330
4331 /* Create a new hub and chain it on. */
4332 free_usb_ports = NULL;
4333 port->next = used_usb_ports;
4334 used_usb_ports = port;
4335
4336 hub = usb_hub_init(VM_USB_HUB_SIZE);
4337 usb_attach(port, hub);
4338 port = free_usb_ports;
4339 }
4340
4341 free_usb_ports = port->next;
4342 port->next = used_usb_ports;
4343 used_usb_ports = port;
4344 usb_attach(port, dev);
a594cfbf
FB		 4345 return 0;
4346}
4347
4348static int usb_device_del(const char *devname)
4349{
0d92ed30
PB		 4350 USBPort *port;
4351 USBPort **lastp;
059809e4 4352 USBDevice *dev;
0d92ed30 4353 int bus_num, addr;
a594cfbf
FB		 4354 const char *p;
4355
0d92ed30 4356 if (!used_usb_ports)
a594cfbf
FB		 4357 return -1;
4358
4359 p = strchr(devname, '.');
4360 if (!p)
4361 return -1;
4362 bus_num = strtoul(devname, NULL, 0);
4363 addr = strtoul(p + 1, NULL, 0);
4364 if (bus_num != 0)
4365 return -1;
0d92ed30
PB		 4366
4367 lastp = &used_usb_ports;
4368 port = used_usb_ports;
4369 while (port && port->dev->addr != addr) {
4370 lastp = &port->next;
4371 port = port->next;
a594cfbf 4372 }
0d92ed30
PB		 4373
4374 if (!port)
a594cfbf 4375 return -1;
0d92ed30 4376
059809e4 4377 dev = port->dev;
0d92ed30
PB		 4378 *lastp = port->next;
4379 usb_attach(port, NULL);
059809e4 4380 dev->handle_destroy(dev);
0d92ed30
PB		 4381 port->next = free_usb_ports;
4382 free_usb_ports = port;
a594cfbf
FB		 4383 return 0;
4384}
4385
4386void do_usb_add(const char *devname)
4387{
4388 int ret;
4389 ret = usb_device_add(devname);
4390 if (ret < 0)
4391 term_printf("Could not add USB device '%s'\n", devname);
4392}
4393
4394void do_usb_del(const char *devname)
4395{
4396 int ret;
4397 ret = usb_device_del(devname);
4398 if (ret < 0)
4399 term_printf("Could not remove USB device '%s'\n", devname);
4400}
4401
4402void usb_info(void)
4403{
4404 USBDevice *dev;
0d92ed30 4405 USBPort *port;
a594cfbf
FB		 4406 const char *speed_str;
4407
0d92ed30 4408 if (!usb_enabled) {
a594cfbf
FB		 4409 term_printf("USB support not enabled\n");
4410 return;
4411 }
4412
0d92ed30
PB		 4413 for (port = used_usb_ports; port; port = port->next) {
4414 dev = port->dev;
4415 if (!dev)
4416 continue;
4417 switch(dev->speed) {
4418 case USB_SPEED_LOW:
4419 speed_str = "1.5";
4420 break;
4421 case USB_SPEED_FULL:
4422 speed_str = "12";
4423 break;
4424 case USB_SPEED_HIGH:
4425 speed_str = "480";
4426 break;
4427 default:
4428 speed_str = "?";
4429 break;
a594cfbf 4430 }
1f6e24e7
FB		 4431 term_printf(" Device %d.%d, Speed %s Mb/s, Product %s\n",
4432 0, dev->addr, speed_str, dev->devname);
a594cfbf
FB		 4433 }
4434}
4435
201a51fc
AZ		 4436/***********************************************************/
4437/* PCMCIA/Cardbus */
4438
4439static struct pcmcia_socket_entry_s {
4440 struct pcmcia_socket_s *socket;
4441 struct pcmcia_socket_entry_s *next;
4442} *pcmcia_sockets = 0;
4443
4444void pcmcia_socket_register(struct pcmcia_socket_s *socket)
4445{
4446 struct pcmcia_socket_entry_s *entry;
4447
4448 entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s));
4449 entry->socket = socket;
4450 entry->next = pcmcia_sockets;
4451 pcmcia_sockets = entry;
4452}
4453
4454void pcmcia_socket_unregister(struct pcmcia_socket_s *socket)
4455{
4456 struct pcmcia_socket_entry_s *entry, **ptr;
4457
4458 ptr = &pcmcia_sockets;
4459 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
4460 if (entry->socket == socket) {
4461 *ptr = entry->next;
4462 qemu_free(entry);
4463 }
4464}
4465
4466void pcmcia_info(void)
4467{
4468 struct pcmcia_socket_entry_s *iter;
4469 if (!pcmcia_sockets)
4470 term_printf("No PCMCIA sockets\n");
4471
4472 for (iter = pcmcia_sockets; iter; iter = iter->next)
4473 term_printf("%s: %s\n", iter->socket->slot_string,
4474 iter->socket->attached ? iter->socket->card_string :
4475 "Empty");
4476}
4477
313aa567
FB		 4478/***********************************************************/
4479/* dumb display */
4480
313aa567
FB		 4481static void dumb_update(DisplayState *ds, int x, int y, int w, int h)
4482{
4483}
4484
4485static void dumb_resize(DisplayState *ds, int w, int h)
4486{
4487}
4488
4489static void dumb_refresh(DisplayState *ds)
4490{
95219897 4491 vga_hw_update();
313aa567
FB		 4492}
4493
4494void dumb_display_init(DisplayState *ds)
4495{
4496 ds->data = NULL;
4497 ds->linesize = 0;
4498 ds->depth = 0;
4499 ds->dpy_update = dumb_update;
4500 ds->dpy_resize = dumb_resize;
4501 ds->dpy_refresh = dumb_refresh;
4502}
4503
8a7ddc38
FB		 4504/***********************************************************/
4505/* I/O handling */
0824d6fc 4506
c4b1fcc0
FB		 4507#define MAX_IO_HANDLERS 64
4508
4509typedef struct IOHandlerRecord {
4510 int fd;
7c9d8e07
FB		 4511 IOCanRWHandler *fd_read_poll;
4512 IOHandler *fd_read;
4513 IOHandler *fd_write;
cafffd40 4514 int deleted;
c4b1fcc0
FB		 4515 void *opaque;
4516 /* temporary data */
4517 struct pollfd *ufd;
8a7ddc38 4518 struct IOHandlerRecord *next;
c4b1fcc0
FB		 4519} IOHandlerRecord;
4520
8a7ddc38 4521static IOHandlerRecord *first_io_handler;
c4b1fcc0 4522
7c9d8e07
FB		 4523/* XXX: fd_read_poll should be suppressed, but an API change is
4524 necessary in the character devices to suppress fd_can_read(). */
4525int qemu_set_fd_handler2(int fd,
4526 IOCanRWHandler *fd_read_poll,
4527 IOHandler *fd_read,
4528 IOHandler *fd_write,
4529 void *opaque)
c4b1fcc0 4530{
7c9d8e07 4531 IOHandlerRecord **pioh, *ioh;
c4b1fcc0 4532
7c9d8e07
FB		 4533 if (!fd_read && !fd_write) {
4534 pioh = &first_io_handler;
4535 for(;;) {
4536 ioh = *pioh;
4537 if (ioh == NULL)
4538 break;
4539 if (ioh->fd == fd) {
cafffd40 4540 ioh->deleted = 1;
7c9d8e07
FB		 4541 break;
4542 }
4543 pioh = &ioh->next;
4544 }
4545 } else {
4546 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
4547 if (ioh->fd == fd)
4548 goto found;
4549 }
4550 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
4551 if (!ioh)
4552 return -1;
4553 ioh->next = first_io_handler;
4554 first_io_handler = ioh;
4555 found:
4556 ioh->fd = fd;
4557 ioh->fd_read_poll = fd_read_poll;
4558 ioh->fd_read = fd_read;
4559 ioh->fd_write = fd_write;
4560 ioh->opaque = opaque;
cafffd40 4561 ioh->deleted = 0;
7c9d8e07 4562 }
c4b1fcc0
FB		 4563 return 0;
4564}
4565
7c9d8e07
FB		 4566int qemu_set_fd_handler(int fd,
4567 IOHandler *fd_read,
4568 IOHandler *fd_write,
4569 void *opaque)
8a7ddc38 4570{
7c9d8e07 4571 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
8a7ddc38
FB		 4572}
4573
f331110f
FB		 4574/***********************************************************/
4575/* Polling handling */
4576
4577typedef struct PollingEntry {
4578 PollingFunc *func;
4579 void *opaque;
4580 struct PollingEntry *next;
4581} PollingEntry;
4582
4583static PollingEntry *first_polling_entry;
4584
4585int qemu_add_polling_cb(PollingFunc *func, void *opaque)
4586{
4587 PollingEntry **ppe, *pe;
4588 pe = qemu_mallocz(sizeof(PollingEntry));
4589 if (!pe)
4590 return -1;
4591 pe->func = func;
4592 pe->opaque = opaque;
4593 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next);
4594 *ppe = pe;
4595 return 0;
4596}
4597
4598void qemu_del_polling_cb(PollingFunc *func, void *opaque)
4599{
4600 PollingEntry **ppe, *pe;
4601 for(ppe = &first_polling_entry; *ppe != NULL; ppe = &(*ppe)->next) {
4602 pe = *ppe;
4603 if (pe->func == func && pe->opaque == opaque) {
4604 *ppe = pe->next;
4605 qemu_free(pe);
4606 break;
4607 }
4608 }
4609}
4610
a18e524a
FB		 4611#ifdef _WIN32
4612/***********************************************************/
4613/* Wait objects support */
4614typedef struct WaitObjects {
4615 int num;
4616 HANDLE events[MAXIMUM_WAIT_OBJECTS + 1];
4617 WaitObjectFunc *func[MAXIMUM_WAIT_OBJECTS + 1];
4618 void *opaque[MAXIMUM_WAIT_OBJECTS + 1];
4619} WaitObjects;
4620
4621static WaitObjects wait_objects = {0};
4622
4623int qemu_add_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
4624{
4625 WaitObjects *w = &wait_objects;
4626
4627 if (w->num >= MAXIMUM_WAIT_OBJECTS)
4628 return -1;
4629 w->events[w->num] = handle;
4630 w->func[w->num] = func;
4631 w->opaque[w->num] = opaque;
4632 w->num++;
4633 return 0;
4634}
4635
4636void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque)
4637{
4638 int i, found;
4639 WaitObjects *w = &wait_objects;
4640
4641 found = 0;
4642 for (i = 0; i < w->num; i++) {
4643 if (w->events[i] == handle)
4644 found = 1;
4645 if (found) {
4646 w->events[i] = w->events[i + 1];
4647 w->func[i] = w->func[i + 1];
4648 w->opaque[i] = w->opaque[i + 1];
4649 }
4650 }
4651 if (found)
4652 w->num--;
4653}
4654#endif
4655
8a7ddc38
FB		 4656/***********************************************************/
4657/* savevm/loadvm support */
4658
faea38e7
FB		 4659#define IO_BUF_SIZE 32768
4660
4661struct QEMUFile {
4662 FILE *outfile;
4663 BlockDriverState *bs;
4664 int is_file;
4665 int is_writable;
4666 int64_t base_offset;
4667 int64_t buf_offset; /* start of buffer when writing, end of buffer
4668 when reading */
4669 int buf_index;
4670 int buf_size; /* 0 when writing */
4671 uint8_t buf[IO_BUF_SIZE];
4672};
4673
4674QEMUFile *qemu_fopen(const char *filename, const char *mode)
4675{
4676 QEMUFile *f;
4677
4678 f = qemu_mallocz(sizeof(QEMUFile));
4679 if (!f)
4680 return NULL;
4681 if (!strcmp(mode, "wb")) {
4682 f->is_writable = 1;
4683 } else if (!strcmp(mode, "rb")) {
4684 f->is_writable = 0;
4685 } else {
4686 goto fail;
4687 }
4688 f->outfile = fopen(filename, mode);
4689 if (!f->outfile)
4690 goto fail;
4691 f->is_file = 1;
4692 return f;
4693 fail:
4694 if (f->outfile)
4695 fclose(f->outfile);
4696 qemu_free(f);
4697 return NULL;
4698}
4699
4700QEMUFile *qemu_fopen_bdrv(BlockDriverState *bs, int64_t offset, int is_writable)
4701{
4702 QEMUFile *f;
4703
4704 f = qemu_mallocz(sizeof(QEMUFile));
4705 if (!f)
4706 return NULL;
4707 f->is_file = 0;
4708 f->bs = bs;
4709 f->is_writable = is_writable;
4710 f->base_offset = offset;
4711 return f;
4712}
4713
4714void qemu_fflush(QEMUFile *f)
4715{
4716 if (!f->is_writable)
4717 return;
4718 if (f->buf_index > 0) {
4719 if (f->is_file) {
4720 fseek(f->outfile, f->buf_offset, SEEK_SET);
4721 fwrite(f->buf, 1, f->buf_index, f->outfile);
4722 } else {
4723 bdrv_pwrite(f->bs, f->base_offset + f->buf_offset,
4724 f->buf, f->buf_index);
4725 }
4726 f->buf_offset += f->buf_index;
4727 f->buf_index = 0;
4728 }
4729}
4730
4731static void qemu_fill_buffer(QEMUFile *f)
4732{
4733 int len;
4734
4735 if (f->is_writable)
4736 return;
4737 if (f->is_file) {
4738 fseek(f->outfile, f->buf_offset, SEEK_SET);
4739 len = fread(f->buf, 1, IO_BUF_SIZE, f->outfile);
4740 if (len < 0)
4741 len = 0;
4742 } else {
4743 len = bdrv_pread(f->bs, f->base_offset + f->buf_offset,
4744 f->buf, IO_BUF_SIZE);
4745 if (len < 0)
4746 len = 0;
4747 }
4748 f->buf_index = 0;
4749 f->buf_size = len;
4750 f->buf_offset += len;
4751}
4752
4753void qemu_fclose(QEMUFile *f)
4754{
4755 if (f->is_writable)
4756 qemu_fflush(f);
4757 if (f->is_file) {
4758 fclose(f->outfile);
4759 }
4760 qemu_free(f);
4761}
4762
8a7ddc38 4763void qemu_put_buffer(QEMUFile *f, const uint8_t *buf, int size)
b4608c04 4764{
faea38e7
FB		 4765 int l;
4766 while (size > 0) {
4767 l = IO_BUF_SIZE - f->buf_index;
4768 if (l > size)
4769 l = size;
4770 memcpy(f->buf + f->buf_index, buf, l);
4771 f->buf_index += l;
4772 buf += l;
4773 size -= l;
4774 if (f->buf_index >= IO_BUF_SIZE)
4775 qemu_fflush(f);
4776 }
b4608c04
FB		 4777}
4778
8a7ddc38 4779void qemu_put_byte(QEMUFile *f, int v)
b4608c04 4780{
faea38e7
FB		 4781 f->buf[f->buf_index++] = v;
4782 if (f->buf_index >= IO_BUF_SIZE)
4783 qemu_fflush(f);
4784}
4785
4786int qemu_get_buffer(QEMUFile *f, uint8_t *buf, int size1)
4787{
4788 int size, l;
4789
4790 size = size1;
4791 while (size > 0) {
4792 l = f->buf_size - f->buf_index;
4793 if (l == 0) {
4794 qemu_fill_buffer(f);
4795 l = f->buf_size - f->buf_index;
4796 if (l == 0)
4797 break;
4798 }
4799 if (l > size)
4800 l = size;
4801 memcpy(buf, f->buf + f->buf_index, l);
4802 f->buf_index += l;
4803 buf += l;
4804 size -= l;
4805 }
4806 return size1 - size;
4807}
4808
4809int qemu_get_byte(QEMUFile *f)
4810{
4811 if (f->buf_index >= f->buf_size) {
4812 qemu_fill_buffer(f);
4813 if (f->buf_index >= f->buf_size)
4814 return 0;
4815 }
4816 return f->buf[f->buf_index++];
4817}
4818
4819int64_t qemu_ftell(QEMUFile *f)
4820{
4821 return f->buf_offset - f->buf_size + f->buf_index;
4822}
4823
4824int64_t qemu_fseek(QEMUFile *f, int64_t pos, int whence)
4825{
4826 if (whence == SEEK_SET) {
4827 /* nothing to do */
4828 } else if (whence == SEEK_CUR) {
4829 pos += qemu_ftell(f);
4830 } else {
4831 /* SEEK_END not supported */
4832 return -1;
4833 }
4834 if (f->is_writable) {
4835 qemu_fflush(f);
4836 f->buf_offset = pos;
4837 } else {
4838 f->buf_offset = pos;
4839 f->buf_index = 0;
4840 f->buf_size = 0;
4841 }
4842 return pos;
8a7ddc38
FB		 4843}
4844
4845void qemu_put_be16(QEMUFile *f, unsigned int v)
4846{
4847 qemu_put_byte(f, v >> 8);
4848 qemu_put_byte(f, v);
4849}
4850
4851void qemu_put_be32(QEMUFile *f, unsigned int v)
4852{
4853 qemu_put_byte(f, v >> 24);
4854 qemu_put_byte(f, v >> 16);
4855 qemu_put_byte(f, v >> 8);
4856 qemu_put_byte(f, v);
4857}
4858
4859void qemu_put_be64(QEMUFile *f, uint64_t v)
4860{
4861 qemu_put_be32(f, v >> 32);
4862 qemu_put_be32(f, v);
4863}
4864
8a7ddc38
FB		 4865unsigned int qemu_get_be16(QEMUFile *f)
4866{
4867 unsigned int v;
4868 v = qemu_get_byte(f) << 8;
4869 v |= qemu_get_byte(f);
4870 return v;
4871}
4872
4873unsigned int qemu_get_be32(QEMUFile *f)
4874{
4875 unsigned int v;
4876 v = qemu_get_byte(f) << 24;
4877 v |= qemu_get_byte(f) << 16;
4878 v |= qemu_get_byte(f) << 8;
4879 v |= qemu_get_byte(f);
4880 return v;
4881}
4882
4883uint64_t qemu_get_be64(QEMUFile *f)
4884{
4885 uint64_t v;
4886 v = (uint64_t)qemu_get_be32(f) << 32;
4887 v |= qemu_get_be32(f);
4888 return v;
4889}
4890
8a7ddc38
FB		 4891typedef struct SaveStateEntry {
4892 char idstr[256];
4893 int instance_id;
4894 int version_id;
4895 SaveStateHandler *save_state;
4896 LoadStateHandler *load_state;
4897 void *opaque;
4898 struct SaveStateEntry *next;
4899} SaveStateEntry;
b4608c04 4900
8a7ddc38
FB		 4901static SaveStateEntry *first_se;
4902
4903int register_savevm(const char *idstr,
4904 int instance_id,
4905 int version_id,
4906 SaveStateHandler *save_state,
4907 LoadStateHandler *load_state,
4908 void *opaque)
4909{
4910 SaveStateEntry *se, **pse;
4911
4912 se = qemu_malloc(sizeof(SaveStateEntry));
4913 if (!se)
4914 return -1;
4915 pstrcpy(se->idstr, sizeof(se->idstr), idstr);
4916 se->instance_id = instance_id;
4917 se->version_id = version_id;
4918 se->save_state = save_state;
4919 se->load_state = load_state;
4920 se->opaque = opaque;
4921 se->next = NULL;
4922
4923 /* add at the end of list */
4924 pse = &first_se;
4925 while (*pse != NULL)
4926 pse = &(*pse)->next;
4927 *pse = se;
4928 return 0;
4929}
4930
4931#define QEMU_VM_FILE_MAGIC 0x5145564d
faea38e7 4932#define QEMU_VM_FILE_VERSION 0x00000002
8a7ddc38 4933
faea38e7 4934int qemu_savevm_state(QEMUFile *f)
8a7ddc38
FB		 4935{
4936 SaveStateEntry *se;
faea38e7
FB		 4937 int len, ret;
4938 int64_t cur_pos, len_pos, total_len_pos;
313aa567 4939
8a7ddc38
FB		 4940 qemu_put_be32(f, QEMU_VM_FILE_MAGIC);
4941 qemu_put_be32(f, QEMU_VM_FILE_VERSION);
faea38e7
FB		 4942 total_len_pos = qemu_ftell(f);
4943 qemu_put_be64(f, 0); /* total size */
8a7ddc38
FB		 4944
4945 for(se = first_se; se != NULL; se = se->next) {
4946 /* ID string */
4947 len = strlen(se->idstr);
4948 qemu_put_byte(f, len);
4949 qemu_put_buffer(f, se->idstr, len);
4950
4951 qemu_put_be32(f, se->instance_id);
4952 qemu_put_be32(f, se->version_id);
4953
4954 /* record size: filled later */
faea38e7 4955 len_pos = qemu_ftell(f);
8a7ddc38
FB		 4956 qemu_put_be32(f, 0);
4957
4958 se->save_state(f, se->opaque);
4959
4960 /* fill record size */
faea38e7
FB		 4961 cur_pos = qemu_ftell(f);
4962 len = cur_pos - len_pos - 4;
4963 qemu_fseek(f, len_pos, SEEK_SET);
8a7ddc38 4964 qemu_put_be32(f, len);
faea38e7 4965 qemu_fseek(f, cur_pos, SEEK_SET);
8a7ddc38 4966 }
faea38e7
FB		 4967 cur_pos = qemu_ftell(f);
4968 qemu_fseek(f, total_len_pos, SEEK_SET);
4969 qemu_put_be64(f, cur_pos - total_len_pos - 8);
4970 qemu_fseek(f, cur_pos, SEEK_SET);
8a7ddc38 4971
8a7ddc38 4972 ret = 0;
8a7ddc38
FB		 4973 return ret;
4974}
4975
4976static SaveStateEntry *find_se(const char *idstr, int instance_id)
4977{
4978 SaveStateEntry *se;
4979
4980 for(se = first_se; se != NULL; se = se->next) {
4981 if (!strcmp(se->idstr, idstr) &&
4982 instance_id == se->instance_id)
4983 return se;
4984 }
4985 return NULL;
4986}
4987
faea38e7 4988int qemu_loadvm_state(QEMUFile *f)
8a7ddc38
FB		 4989{
4990 SaveStateEntry *se;
faea38e7
FB		 4991 int len, ret, instance_id, record_len, version_id;
4992 int64_t total_len, end_pos, cur_pos;
8a7ddc38
FB		 4993 unsigned int v;
4994 char idstr[256];
4995
8a7ddc38
FB		 4996 v = qemu_get_be32(f);
4997 if (v != QEMU_VM_FILE_MAGIC)
4998 goto fail;
4999 v = qemu_get_be32(f);
5000 if (v != QEMU_VM_FILE_VERSION) {
5001 fail:
8a7ddc38
FB		 5002 ret = -1;
5003 goto the_end;
5004 }
faea38e7
FB		 5005 total_len = qemu_get_be64(f);
5006 end_pos = total_len + qemu_ftell(f);
b4608c04 5007 for(;;) {
faea38e7 5008 if (qemu_ftell(f) >= end_pos)
cd4c3e88 5009 break;
faea38e7 5010 len = qemu_get_byte(f);
8a7ddc38
FB		 5011 qemu_get_buffer(f, idstr, len);
5012 idstr[len] = '\0';
5013 instance_id = qemu_get_be32(f);
5014 version_id = qemu_get_be32(f);
5015 record_len = qemu_get_be32(f);
5016#if 0
5017 printf("idstr=%s instance=0x%x version=%d len=%d\n",
5018 idstr, instance_id, version_id, record_len);
5019#endif
faea38e7 5020 cur_pos = qemu_ftell(f);
8a7ddc38
FB		 5021 se = find_se(idstr, instance_id);
5022 if (!se) {
5023 fprintf(stderr, "qemu: warning: instance 0x%x of device '%s' not present in current VM\n",
5024 instance_id, idstr);
5025 } else {
5026 ret = se->load_state(f, se->opaque, version_id);
5027 if (ret < 0) {
5028 fprintf(stderr, "qemu: warning: error while loading state for instance 0x%x of device '%s'\n",
5029 instance_id, idstr);
5030 }
34865134 5031 }
8a7ddc38
FB		 5032 /* always seek to exact end of record */
5033 qemu_fseek(f, cur_pos + record_len, SEEK_SET);
5034 }
8a7ddc38 5035 ret = 0;
faea38e7
FB		 5036 the_end:
5037 return ret;
5038}
5039
5040/* device can contain snapshots */
5041static int bdrv_can_snapshot(BlockDriverState *bs)
5042{
5043 return (bs &&
5044 !bdrv_is_removable(bs) &&
5045 !bdrv_is_read_only(bs));
5046}
5047
5048/* device must be snapshots in order to have a reliable snapshot */
5049static int bdrv_has_snapshot(BlockDriverState *bs)
5050{
5051 return (bs &&
5052 !bdrv_is_removable(bs) &&
5053 !bdrv_is_read_only(bs));
5054}
5055
5056static BlockDriverState *get_bs_snapshots(void)
5057{
5058 BlockDriverState *bs;
5059 int i;
5060
5061 if (bs_snapshots)
5062 return bs_snapshots;
5063 for(i = 0; i <= MAX_DISKS; i++) {
5064 bs = bs_table[i];
5065 if (bdrv_can_snapshot(bs))
5066 goto ok;
5067 }
5068 return NULL;
5069 ok:
5070 bs_snapshots = bs;
5071 return bs;
5072}
5073
5074static int bdrv_snapshot_find(BlockDriverState *bs, QEMUSnapshotInfo *sn_info,
5075 const char *name)
5076{
5077 QEMUSnapshotInfo *sn_tab, *sn;
5078 int nb_sns, i, ret;
5079
5080 ret = -ENOENT;
5081 nb_sns = bdrv_snapshot_list(bs, &sn_tab);
5082 if (nb_sns < 0)
5083 return ret;
5084 for(i = 0; i < nb_sns; i++) {
5085 sn = &sn_tab[i];
5086 if (!strcmp(sn->id_str, name) || !strcmp(sn->name, name)) {
5087 *sn_info = *sn;
5088 ret = 0;
5089 break;
5090 }
5091 }
5092 qemu_free(sn_tab);
5093 return ret;
5094}
5095
5096void do_savevm(const char *name)
5097{
5098 BlockDriverState *bs, *bs1;
5099 QEMUSnapshotInfo sn1, *sn = &sn1, old_sn1, *old_sn = &old_sn1;
5100 int must_delete, ret, i;
5101 BlockDriverInfo bdi1, *bdi = &bdi1;
5102 QEMUFile *f;
5103 int saved_vm_running;
4c279bdf
FB		 5104#ifdef _WIN32
5105 struct _timeb tb;
5106#else
faea38e7 5107 struct timeval tv;
4c279bdf 5108#endif
faea38e7
FB		 5109
5110 bs = get_bs_snapshots();
5111 if (!bs) {
5112 term_printf("No block device can accept snapshots\n");
5113 return;
5114 }
5115
6192bc37
PB		 5116 /* ??? Should this occur after vm_stop? */
5117 qemu_aio_flush();
5118
faea38e7
FB		 5119 saved_vm_running = vm_running;
5120 vm_stop(0);
5121
5122 must_delete = 0;
5123 if (name) {
5124 ret = bdrv_snapshot_find(bs, old_sn, name);
5125 if (ret >= 0) {
5126 must_delete = 1;
5127 }
5128 }
5129 memset(sn, 0, sizeof(*sn));
5130 if (must_delete) {
5131 pstrcpy(sn->name, sizeof(sn->name), old_sn->name);
5132 pstrcpy(sn->id_str, sizeof(sn->id_str), old_sn->id_str);
5133 } else {
5134 if (name)
5135 pstrcpy(sn->name, sizeof(sn->name), name);
5136 }
5137
5138 /* fill auxiliary fields */
4c279bdf
FB		 5139#ifdef _WIN32
5140 _ftime(&tb);
5141 sn->date_sec = tb.time;
5142 sn->date_nsec = tb.millitm * 1000000;
5143#else
faea38e7
FB		 5144 gettimeofday(&tv, NULL);
5145 sn->date_sec = tv.tv_sec;
5146 sn->date_nsec = tv.tv_usec * 1000;
4c279bdf 5147#endif
faea38e7
FB		 5148 sn->vm_clock_nsec = qemu_get_clock(vm_clock);
5149
5150 if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) {
5151 term_printf("Device %s does not support VM state snapshots\n",
5152 bdrv_get_device_name(bs));
5153 goto the_end;
5154 }
5155
5156 /* save the VM state */
5157 f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 1);
5158 if (!f) {
5159 term_printf("Could not open VM state file\n");
5160 goto the_end;
5161 }
5162 ret = qemu_savevm_state(f);
5163 sn->vm_state_size = qemu_ftell(f);
5164 qemu_fclose(f);
5165 if (ret < 0) {
5166 term_printf("Error %d while writing VM\n", ret);
5167 goto the_end;
5168 }
5169
5170 /* create the snapshots */
5171
5172 for(i = 0; i < MAX_DISKS; i++) {
5173 bs1 = bs_table[i];
5174 if (bdrv_has_snapshot(bs1)) {
5175 if (must_delete) {
5176 ret = bdrv_snapshot_delete(bs1, old_sn->id_str);
5177 if (ret < 0) {
5178 term_printf("Error while deleting snapshot on '%s'\n",
5179 bdrv_get_device_name(bs1));
5180 }
5181 }
5182 ret = bdrv_snapshot_create(bs1, sn);
5183 if (ret < 0) {
5184 term_printf("Error while creating snapshot on '%s'\n",
5185 bdrv_get_device_name(bs1));
5186 }
5187 }
5188 }
5189
8a7ddc38
FB		 5190 the_end:
5191 if (saved_vm_running)
5192 vm_start();
faea38e7
FB		 5193}
5194
5195void do_loadvm(const char *name)
5196{
5197 BlockDriverState *bs, *bs1;
5198 BlockDriverInfo bdi1, *bdi = &bdi1;
5199 QEMUFile *f;
5200 int i, ret;
5201 int saved_vm_running;
5202
5203 bs = get_bs_snapshots();
5204 if (!bs) {
5205 term_printf("No block device supports snapshots\n");
5206 return;
5207 }
5208
6192bc37
PB		 5209 /* Flush all IO requests so they don't interfere with the new state. */
5210 qemu_aio_flush();
5211
faea38e7
FB		 5212 saved_vm_running = vm_running;
5213 vm_stop(0);
5214
5215 for(i = 0; i <= MAX_DISKS; i++) {
5216 bs1 = bs_table[i];
5217 if (bdrv_has_snapshot(bs1)) {
5218 ret = bdrv_snapshot_goto(bs1, name);
5219 if (ret < 0) {
5220 if (bs != bs1)
5221 term_printf("Warning: ");
5222 switch(ret) {
5223 case -ENOTSUP:
5224 term_printf("Snapshots not supported on device '%s'\n",
5225 bdrv_get_device_name(bs1));
5226 break;
5227 case -ENOENT:
5228 term_printf("Could not find snapshot '%s' on device '%s'\n",
5229 name, bdrv_get_device_name(bs1));
5230 break;
5231 default:
5232 term_printf("Error %d while activating snapshot on '%s'\n",
5233 ret, bdrv_get_device_name(bs1));
5234 break;
5235 }
5236 /* fatal on snapshot block device */
5237 if (bs == bs1)
5238 goto the_end;
5239 }
5240 }
5241 }
5242
5243 if (bdrv_get_info(bs, bdi) < 0 || bdi->vm_state_offset <= 0) {
5244 term_printf("Device %s does not support VM state snapshots\n",
5245 bdrv_get_device_name(bs));
5246 return;
5247 }
5248
5249 /* restore the VM state */
5250 f = qemu_fopen_bdrv(bs, bdi->vm_state_offset, 0);
5251 if (!f) {
5252 term_printf("Could not open VM state file\n");
5253 goto the_end;
5254 }
5255 ret = qemu_loadvm_state(f);
5256 qemu_fclose(f);
5257 if (ret < 0) {
5258 term_printf("Error %d while loading VM state\n", ret);
5259 }
5260 the_end:
5261 if (saved_vm_running)
5262 vm_start();
5263}
5264
5265void do_delvm(const char *name)
5266{
5267 BlockDriverState *bs, *bs1;
5268 int i, ret;
5269
5270 bs = get_bs_snapshots();
5271 if (!bs) {
5272 term_printf("No block device supports snapshots\n");
5273 return;
5274 }
5275
5276 for(i = 0; i <= MAX_DISKS; i++) {
5277 bs1 = bs_table[i];
5278 if (bdrv_has_snapshot(bs1)) {
5279 ret = bdrv_snapshot_delete(bs1, name);
5280 if (ret < 0) {
5281 if (ret == -ENOTSUP)
5282 term_printf("Snapshots not supported on device '%s'\n",
5283 bdrv_get_device_name(bs1));
5284 else
5285 term_printf("Error %d while deleting snapshot on '%s'\n",
5286 ret, bdrv_get_device_name(bs1));
5287 }
5288 }
5289 }
5290}
5291
5292void do_info_snapshots(void)
5293{
5294 BlockDriverState *bs, *bs1;
5295 QEMUSnapshotInfo *sn_tab, *sn;
5296 int nb_sns, i;
5297 char buf[256];
5298
5299 bs = get_bs_snapshots();
5300 if (!bs) {
5301 term_printf("No available block device supports snapshots\n");
5302 return;
5303 }
5304 term_printf("Snapshot devices:");
5305 for(i = 0; i <= MAX_DISKS; i++) {
5306 bs1 = bs_table[i];
5307 if (bdrv_has_snapshot(bs1)) {
5308 if (bs == bs1)
5309 term_printf(" %s", bdrv_get_device_name(bs1));
5310 }
5311 }
5312 term_printf("\n");
5313
5314 nb_sns = bdrv_snapshot_list(bs, &sn_tab);
5315 if (nb_sns < 0) {
5316 term_printf("bdrv_snapshot_list: error %d\n", nb_sns);
5317 return;
5318 }
5319 term_printf("Snapshot list (from %s):\n", bdrv_get_device_name(bs));
5320 term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), NULL));
5321 for(i = 0; i < nb_sns; i++) {
5322 sn = &sn_tab[i];
5323 term_printf("%s\n", bdrv_snapshot_dump(buf, sizeof(buf), sn));
5324 }
5325 qemu_free(sn_tab);
8a7ddc38
FB		 5326}
5327
5328/***********************************************************/
5329/* cpu save/restore */
5330
5331#if defined(TARGET_I386)
5332
5333static void cpu_put_seg(QEMUFile *f, SegmentCache *dt)
5334{
02ba45c5 5335 qemu_put_be32(f, dt->selector);
20f32282 5336 qemu_put_betl(f, dt->base);
8a7ddc38
FB		 5337 qemu_put_be32(f, dt->limit);
5338 qemu_put_be32(f, dt->flags);
5339}
5340
5341static void cpu_get_seg(QEMUFile *f, SegmentCache *dt)
5342{
02ba45c5 5343 dt->selector = qemu_get_be32(f);
20f32282 5344 dt->base = qemu_get_betl(f);
8a7ddc38
FB		 5345 dt->limit = qemu_get_be32(f);
5346 dt->flags = qemu_get_be32(f);
5347}
5348
5349void cpu_save(QEMUFile *f, void *opaque)
5350{
5351 CPUState *env = opaque;
664e0f19 5352 uint16_t fptag, fpus, fpuc, fpregs_format;
8a7ddc38
FB		 5353 uint32_t hflags;
5354 int i;
664e0f19 5355
20f32282
FB		 5356 for(i = 0; i < CPU_NB_REGS; i++)
5357 qemu_put_betls(f, &env->regs[i]);
5358 qemu_put_betls(f, &env->eip);
5359 qemu_put_betls(f, &env->eflags);
8a7ddc38
FB		 5360 hflags = env->hflags; /* XXX: suppress most of the redundant hflags */
5361 qemu_put_be32s(f, &hflags);
5362
5363 /* FPU */
5364 fpuc = env->fpuc;
5365 fpus = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11;
5366 fptag = 0;
664e0f19
FB		 5367 for(i = 0; i < 8; i++) {
5368 fptag |= ((!env->fptags[i]) << i);
8a7ddc38
FB		 5369 }
5370
5371 qemu_put_be16s(f, &fpuc);
5372 qemu_put_be16s(f, &fpus);
5373 qemu_put_be16s(f, &fptag);
5374
664e0f19
FB		 5375#ifdef USE_X86LDOUBLE
5376 fpregs_format = 0;
5377#else
5378 fpregs_format = 1;
5379#endif
5380 qemu_put_be16s(f, &fpregs_format);
5381
8a7ddc38 5382 for(i = 0; i < 8; i++) {
664e0f19 5383#ifdef USE_X86LDOUBLE
8636b5d8
FB		 5384 {
5385 uint64_t mant;
5386 uint16_t exp;
5387 /* we save the real CPU data (in case of MMX usage only 'mant'
5388 contains the MMX register */
5389 cpu_get_fp80(&mant, &exp, env->fpregs[i].d);
5390 qemu_put_be64(f, mant);
5391 qemu_put_be16(f, exp);
5392 }
664e0f19
FB		 5393#else
5394 /* if we use doubles for float emulation, we save the doubles to
5395 avoid losing information in case of MMX usage. It can give
5396 problems if the image is restored on a CPU where long
5397 doubles are used instead. */
8636b5d8 5398 qemu_put_be64(f, env->fpregs[i].mmx.MMX_Q(0));
664e0f19 5399#endif
8a7ddc38
FB		 5400 }
5401
5402 for(i = 0; i < 6; i++)
5403 cpu_put_seg(f, &env->segs[i]);
5404 cpu_put_seg(f, &env->ldt);
5405 cpu_put_seg(f, &env->tr);
5406 cpu_put_seg(f, &env->gdt);
5407 cpu_put_seg(f, &env->idt);
5408
5409 qemu_put_be32s(f, &env->sysenter_cs);
5410 qemu_put_be32s(f, &env->sysenter_esp);
5411 qemu_put_be32s(f, &env->sysenter_eip);
5412
20f32282
FB		 5413 qemu_put_betls(f, &env->cr[0]);
5414 qemu_put_betls(f, &env->cr[2]);
5415 qemu_put_betls(f, &env->cr[3]);
5416 qemu_put_betls(f, &env->cr[4]);
8a7ddc38
FB		 5417
5418 for(i = 0; i < 8; i++)
20f32282 5419 qemu_put_betls(f, &env->dr[i]);
8a7ddc38
FB		 5420
5421 /* MMU */
5422 qemu_put_be32s(f, &env->a20_mask);
02536f8b 5423
664e0f19
FB		 5424 /* XMM */
5425 qemu_put_be32s(f, &env->mxcsr);
02536f8b
FB		 5426 for(i = 0; i < CPU_NB_REGS; i++) {
5427 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(0));
5428 qemu_put_be64s(f, &env->xmm_regs[i].XMM_Q(1));
5429 }
5430
664e0f19 5431#ifdef TARGET_X86_64
02536f8b
FB		 5432 qemu_put_be64s(f, &env->efer);
5433 qemu_put_be64s(f, &env->star);
5434 qemu_put_be64s(f, &env->lstar);
5435 qemu_put_be64s(f, &env->cstar);
5436 qemu_put_be64s(f, &env->fmask);
5437 qemu_put_be64s(f, &env->kernelgsbase);
5438#endif
3b21e03e 5439 qemu_put_be32s(f, &env->smbase);
8a7ddc38
FB		 5440}
5441
8636b5d8 5442#ifdef USE_X86LDOUBLE
664e0f19
FB		 5443/* XXX: add that in a FPU generic layer */
5444union x86_longdouble {
5445 uint64_t mant;
5446 uint16_t exp;
5447};
5448
5449#define MANTD1(fp) (fp & ((1LL << 52) - 1))
5450#define EXPBIAS1 1023
5451#define EXPD1(fp) ((fp >> 52) & 0x7FF)
5452#define SIGND1(fp) ((fp >> 32) & 0x80000000)
5453
5454static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp)
5455{
5456 int e;
5457 /* mantissa */
5458 p->mant = (MANTD1(temp) << 11) | (1LL << 63);
5459 /* exponent + sign */
5460 e = EXPD1(temp) - EXPBIAS1 + 16383;
5461 e |= SIGND1(temp) >> 16;
5462 p->exp = e;
5463}
8636b5d8 5464#endif
664e0f19 5465
8a7ddc38
FB		 5466int cpu_load(QEMUFile *f, void *opaque, int version_id)
5467{
5468 CPUState *env = opaque;
664e0f19 5469 int i, guess_mmx;
8a7ddc38 5470 uint32_t hflags;
664e0f19 5471 uint16_t fpus, fpuc, fptag, fpregs_format;
8a7ddc38 5472
3b21e03e 5473 if (version_id != 3 && version_id != 4)
8a7ddc38 5474 return -EINVAL;
20f32282
FB		 5475 for(i = 0; i < CPU_NB_REGS; i++)
5476 qemu_get_betls(f, &env->regs[i]);
5477 qemu_get_betls(f, &env->eip);
5478 qemu_get_betls(f, &env->eflags);
8a7ddc38
FB		 5479 qemu_get_be32s(f, &hflags);
5480
5481 qemu_get_be16s(f, &fpuc);
5482 qemu_get_be16s(f, &fpus);
5483 qemu_get_be16s(f, &fptag);
664e0f19
FB		 5484 qemu_get_be16s(f, &fpregs_format);
5485
5486 /* NOTE: we cannot always restore the FPU state if the image come
5487 from a host with a different 'USE_X86LDOUBLE' define. We guess
5488 if we are in an MMX state to restore correctly in that case. */
5489 guess_mmx = ((fptag == 0xff) && (fpus & 0x3800) == 0);
8a7ddc38
FB		 5490 for(i = 0; i < 8; i++) {
5491 uint64_t mant;
5492 uint16_t exp;
664e0f19
FB		 5493
5494 switch(fpregs_format) {
5495 case 0:
5496 mant = qemu_get_be64(f);
5497 exp = qemu_get_be16(f);
5498#ifdef USE_X86LDOUBLE
5499 env->fpregs[i].d = cpu_set_fp80(mant, exp);
5500#else
5501 /* difficult case */
5502 if (guess_mmx)
8636b5d8 5503 env->fpregs[i].mmx.MMX_Q(0) = mant;
664e0f19
FB		 5504 else
5505 env->fpregs[i].d = cpu_set_fp80(mant, exp);
5506#endif
5507 break;
5508 case 1:
5509 mant = qemu_get_be64(f);
5510#ifdef USE_X86LDOUBLE
8636b5d8
FB		 5511 {
5512 union x86_longdouble *p;
5513 /* difficult case */
5514 p = (void *)&env->fpregs[i];
5515 if (guess_mmx) {
5516 p->mant = mant;
5517 p->exp = 0xffff;
5518 } else {
5519 fp64_to_fp80(p, mant);
5520 }
664e0f19
FB		 5521 }
5522#else
8636b5d8 5523 env->fpregs[i].mmx.MMX_Q(0) = mant;
664e0f19
FB		 5524#endif
5525 break;
5526 default:
5527 return -EINVAL;
5528 }
8a7ddc38
FB		 5529 }
5530
5531 env->fpuc = fpuc;
7a0e1f41 5532 /* XXX: restore FPU round state */
8a7ddc38
FB		 5533 env->fpstt = (fpus >> 11) & 7;
5534 env->fpus = fpus & ~0x3800;
664e0f19 5535 fptag ^= 0xff;
8a7ddc38 5536 for(i = 0; i < 8; i++) {
664e0f19 5537 env->fptags[i] = (fptag >> i) & 1;
8a7ddc38
FB		 5538 }
5539
5540 for(i = 0; i < 6; i++)
5541 cpu_get_seg(f, &env->segs[i]);
5542 cpu_get_seg(f, &env->ldt);
5543 cpu_get_seg(f, &env->tr);
5544 cpu_get_seg(f, &env->gdt);
5545 cpu_get_seg(f, &env->idt);
5546
5547 qemu_get_be32s(f, &env->sysenter_cs);
5548 qemu_get_be32s(f, &env->sysenter_esp);
5549 qemu_get_be32s(f, &env->sysenter_eip);
5550
20f32282
FB		 5551 qemu_get_betls(f, &env->cr[0]);
5552 qemu_get_betls(f, &env->cr[2]);
5553 qemu_get_betls(f, &env->cr[3]);
5554 qemu_get_betls(f, &env->cr[4]);
8a7ddc38
FB		 5555
5556 for(i = 0; i < 8; i++)
20f32282 5557 qemu_get_betls(f, &env->dr[i]);
8a7ddc38
FB		 5558
5559 /* MMU */
5560 qemu_get_be32s(f, &env->a20_mask);
5561
664e0f19 5562 qemu_get_be32s(f, &env->mxcsr);
02536f8b
FB		 5563 for(i = 0; i < CPU_NB_REGS; i++) {
5564 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(0));
5565 qemu_get_be64s(f, &env->xmm_regs[i].XMM_Q(1));
5566 }
5567
664e0f19 5568#ifdef TARGET_X86_64
02536f8b
FB		 5569 qemu_get_be64s(f, &env->efer);
5570 qemu_get_be64s(f, &env->star);
5571 qemu_get_be64s(f, &env->lstar);
5572 qemu_get_be64s(f, &env->cstar);
5573 qemu_get_be64s(f, &env->fmask);
5574 qemu_get_be64s(f, &env->kernelgsbase);
5575#endif
3b21e03e
FB		 5576 if (version_id >= 4)
5577 qemu_get_be32s(f, &env->smbase);
02536f8b 5578
8a7ddc38
FB		 5579 /* XXX: compute hflags from scratch, except for CPL and IIF */
5580 env->hflags = hflags;
5581 tlb_flush(env, 1);
5582 return 0;
5583}
5584
a541f297
FB		 5585#elif defined(TARGET_PPC)
5586void cpu_save(QEMUFile *f, void *opaque)
5587{
5588}
5589
e95c8d51
FB		 5590int cpu_load(QEMUFile *f, void *opaque, int version_id)
5591{
5592 return 0;
5593}
6af0bf9c
FB		 5594
5595#elif defined(TARGET_MIPS)
5596void cpu_save(QEMUFile *f, void *opaque)
5597{
5598}
5599
5600int cpu_load(QEMUFile *f, void *opaque, int version_id)
5601{
5602 return 0;
5603}
5604
e95c8d51
FB		 5605#elif defined(TARGET_SPARC)
5606void cpu_save(QEMUFile *f, void *opaque)
5607{
e80cfcfc
FB		 5608 CPUState *env = opaque;
5609 int i;
5610 uint32_t tmp;
5611
4fa5d772
FB		 5612 for(i = 0; i < 8; i++)
5613 qemu_put_betls(f, &env->gregs[i]);
5614 for(i = 0; i < NWINDOWS * 16; i++)
5615 qemu_put_betls(f, &env->regbase[i]);
e80cfcfc
FB		 5616
5617 /* FPU */
4fa5d772
FB		 5618 for(i = 0; i < TARGET_FPREGS; i++) {
5619 union {
1bdb68ea
FB		 5620 float32 f;
5621 uint32_t i;
4fa5d772
FB		 5622 } u;
5623 u.f = env->fpr[i];
1bdb68ea 5624 qemu_put_be32(f, u.i);
4fa5d772
FB		 5625 }
5626
5627 qemu_put_betls(f, &env->pc);
5628 qemu_put_betls(f, &env->npc);
5629 qemu_put_betls(f, &env->y);
e80cfcfc 5630 tmp = GET_PSR(env);
4fa5d772 5631 qemu_put_be32(f, tmp);
3475187d
FB		 5632 qemu_put_betls(f, &env->fsr);
5633 qemu_put_betls(f, &env->tbr);
5634#ifndef TARGET_SPARC64
e80cfcfc 5635 qemu_put_be32s(f, &env->wim);
e80cfcfc
FB		 5636 /* MMU */
5637 for(i = 0; i < 16; i++)
5638 qemu_put_be32s(f, &env->mmuregs[i]);
3475187d 5639#endif
e95c8d51
FB		 5640}
5641
a541f297
FB		 5642int cpu_load(QEMUFile *f, void *opaque, int version_id)
5643{
e80cfcfc
FB		 5644 CPUState *env = opaque;
5645 int i;
5646 uint32_t tmp;
5647
4fa5d772
FB		 5648 for(i = 0; i < 8; i++)
5649 qemu_get_betls(f, &env->gregs[i]);
5650 for(i = 0; i < NWINDOWS * 16; i++)
5651 qemu_get_betls(f, &env->regbase[i]);
e80cfcfc
FB		 5652
5653 /* FPU */
4fa5d772
FB		 5654 for(i = 0; i < TARGET_FPREGS; i++) {
5655 union {
1bdb68ea
FB		 5656 float32 f;
5657 uint32_t i;
4fa5d772 5658 } u;
1bdb68ea 5659 u.i = qemu_get_be32(f);
4fa5d772
FB		 5660 env->fpr[i] = u.f;
5661 }
5662
5663 qemu_get_betls(f, &env->pc);
5664 qemu_get_betls(f, &env->npc);
5665 qemu_get_betls(f, &env->y);
5666 tmp = qemu_get_be32(f);
5667 env->cwp = 0; /* needed to ensure that the wrapping registers are
5668 correctly updated */
e80cfcfc 5669 PUT_PSR(env, tmp);
3475187d
FB		 5670 qemu_get_betls(f, &env->fsr);
5671 qemu_get_betls(f, &env->tbr);
5672#ifndef TARGET_SPARC64
e80cfcfc 5673 qemu_get_be32s(f, &env->wim);
e80cfcfc
FB		 5674 /* MMU */
5675 for(i = 0; i < 16; i++)
5676 qemu_get_be32s(f, &env->mmuregs[i]);
3475187d 5677#endif
e80cfcfc 5678 tlb_flush(env, 1);
a541f297
FB		 5679 return 0;
5680}
b5ff1b31
FB		 5681
5682#elif defined(TARGET_ARM)
5683
b5ff1b31
FB		 5684void cpu_save(QEMUFile *f, void *opaque)
5685{
aa941b94
AZ		 5686 int i;
5687 CPUARMState *env = (CPUARMState *)opaque;
5688
5689 for (i = 0; i < 16; i++) {
5690 qemu_put_be32(f, env->regs[i]);
5691 }
5692 qemu_put_be32(f, cpsr_read(env));
5693 qemu_put_be32(f, env->spsr);
5694 for (i = 0; i < 6; i++) {
5695 qemu_put_be32(f, env->banked_spsr[i]);
5696 qemu_put_be32(f, env->banked_r13[i]);
5697 qemu_put_be32(f, env->banked_r14[i]);
5698 }
5699 for (i = 0; i < 5; i++) {
5700 qemu_put_be32(f, env->usr_regs[i]);
5701 qemu_put_be32(f, env->fiq_regs[i]);
5702 }
5703 qemu_put_be32(f, env->cp15.c0_cpuid);
5704 qemu_put_be32(f, env->cp15.c0_cachetype);
5705 qemu_put_be32(f, env->cp15.c1_sys);
5706 qemu_put_be32(f, env->cp15.c1_coproc);
5707 qemu_put_be32(f, env->cp15.c2_base);
5708 qemu_put_be32(f, env->cp15.c2_data);
5709 qemu_put_be32(f, env->cp15.c2_insn);
5710 qemu_put_be32(f, env->cp15.c3);
5711 qemu_put_be32(f, env->cp15.c5_insn);
5712 qemu_put_be32(f, env->cp15.c5_data);
5713 for (i = 0; i < 8; i++) {
5714 qemu_put_be32(f, env->cp15.c6_region[i]);
5715 }
5716 qemu_put_be32(f, env->cp15.c6_insn);
5717 qemu_put_be32(f, env->cp15.c6_data);
5718 qemu_put_be32(f, env->cp15.c9_insn);
5719 qemu_put_be32(f, env->cp15.c9_data);
5720 qemu_put_be32(f, env->cp15.c13_fcse);
5721 qemu_put_be32(f, env->cp15.c13_context);
5722 qemu_put_be32(f, env->cp15.c15_cpar);
5723
5724 qemu_put_be32(f, env->features);
5725
5726 if (arm_feature(env, ARM_FEATURE_VFP)) {
5727 for (i = 0; i < 16; i++) {
5728 CPU_DoubleU u;
5729 u.d = env->vfp.regs[i];
5730 qemu_put_be32(f, u.l.upper);
5731 qemu_put_be32(f, u.l.lower);
5732 }
5733 for (i = 0; i < 16; i++) {
5734 qemu_put_be32(f, env->vfp.xregs[i]);
5735 }
5736
5737 /* TODO: Should use proper FPSCR access functions. */
5738 qemu_put_be32(f, env->vfp.vec_len);
5739 qemu_put_be32(f, env->vfp.vec_stride);
5740 }
5741
5742 if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
5743 for (i = 0; i < 16; i++) {
5744 qemu_put_be64(f, env->iwmmxt.regs[i]);
5745 }
5746 for (i = 0; i < 16; i++) {
5747 qemu_put_be32(f, env->iwmmxt.cregs[i]);
5748 }
5749 }
b5ff1b31
FB		 5750}
5751
5752int cpu_load(QEMUFile *f, void *opaque, int version_id)
5753{
aa941b94
AZ		 5754 CPUARMState *env = (CPUARMState *)opaque;
5755 int i;
5756
5757 if (version_id != 0)
5758 return -EINVAL;
5759
5760 for (i = 0; i < 16; i++) {
5761 env->regs[i] = qemu_get_be32(f);
5762 }
5763 cpsr_write(env, qemu_get_be32(f), 0xffffffff);
5764 env->spsr = qemu_get_be32(f);
5765 for (i = 0; i < 6; i++) {
5766 env->banked_spsr[i] = qemu_get_be32(f);
5767 env->banked_r13[i] = qemu_get_be32(f);
5768 env->banked_r14[i] = qemu_get_be32(f);
5769 }
5770 for (i = 0; i < 5; i++) {
5771 env->usr_regs[i] = qemu_get_be32(f);
5772 env->fiq_regs[i] = qemu_get_be32(f);
5773 }
5774 env->cp15.c0_cpuid = qemu_get_be32(f);
5775 env->cp15.c0_cachetype = qemu_get_be32(f);
5776 env->cp15.c1_sys = qemu_get_be32(f);
5777 env->cp15.c1_coproc = qemu_get_be32(f);
5778 env->cp15.c2_base = qemu_get_be32(f);
5779 env->cp15.c2_data = qemu_get_be32(f);
5780 env->cp15.c2_insn = qemu_get_be32(f);
5781 env->cp15.c3 = qemu_get_be32(f);
5782 env->cp15.c5_insn = qemu_get_be32(f);
5783 env->cp15.c5_data = qemu_get_be32(f);
5784 for (i = 0; i < 8; i++) {
5785 env->cp15.c6_region[i] = qemu_get_be32(f);
5786 }
5787 env->cp15.c6_insn = qemu_get_be32(f);
5788 env->cp15.c6_data = qemu_get_be32(f);
5789 env->cp15.c9_insn = qemu_get_be32(f);
5790 env->cp15.c9_data = qemu_get_be32(f);
5791 env->cp15.c13_fcse = qemu_get_be32(f);
5792 env->cp15.c13_context = qemu_get_be32(f);
5793 env->cp15.c15_cpar = qemu_get_be32(f);
5794
5795 env->features = qemu_get_be32(f);
5796
5797 if (arm_feature(env, ARM_FEATURE_VFP)) {
5798 for (i = 0; i < 16; i++) {
5799 CPU_DoubleU u;
5800 u.l.upper = qemu_get_be32(f);
5801 u.l.lower = qemu_get_be32(f);
5802 env->vfp.regs[i] = u.d;
5803 }
5804 for (i = 0; i < 16; i++) {
5805 env->vfp.xregs[i] = qemu_get_be32(f);
5806 }
5807
5808 /* TODO: Should use proper FPSCR access functions. */
5809 env->vfp.vec_len = qemu_get_be32(f);
5810 env->vfp.vec_stride = qemu_get_be32(f);
5811 }
5812
5813 if (arm_feature(env, ARM_FEATURE_IWMMXT)) {
5814 for (i = 0; i < 16; i++) {
5815 env->iwmmxt.regs[i] = qemu_get_be64(f);
5816 }
5817 for (i = 0; i < 16; i++) {
5818 env->iwmmxt.cregs[i] = qemu_get_be32(f);
5819 }
5820 }
5821
b5ff1b31
FB		 5822 return 0;
5823}
5824
8a7ddc38
FB		 5825#else
5826
5827#warning No CPU save/restore functions
5828
5829#endif
5830
5831/***********************************************************/
5832/* ram save/restore */
5833
8a7ddc38
FB		 5834static int ram_get_page(QEMUFile *f, uint8_t *buf, int len)
5835{
5836 int v;
5837
5838 v = qemu_get_byte(f);
5839 switch(v) {
5840 case 0:
5841 if (qemu_get_buffer(f, buf, len) != len)
5842 return -EIO;
5843 break;
5844 case 1:
5845 v = qemu_get_byte(f);
5846 memset(buf, v, len);
5847 break;
5848 default:
5849 return -EINVAL;
5850 }
5851 return 0;
5852}
5853
c88676f8
FB		 5854static int ram_load_v1(QEMUFile *f, void *opaque)
5855{
5856 int i, ret;
5857
5858 if (qemu_get_be32(f) != phys_ram_size)
5859 return -EINVAL;
5860 for(i = 0; i < phys_ram_size; i+= TARGET_PAGE_SIZE) {
5861 ret = ram_get_page(f, phys_ram_base + i, TARGET_PAGE_SIZE);
5862 if (ret)
5863 return ret;
5864 }
5865 return 0;
5866}
5867
5868#define BDRV_HASH_BLOCK_SIZE 1024
5869#define IOBUF_SIZE 4096
5870#define RAM_CBLOCK_MAGIC 0xfabe
5871
5872typedef struct RamCompressState {
5873 z_stream zstream;
5874 QEMUFile *f;
5875 uint8_t buf[IOBUF_SIZE];
5876} RamCompressState;
5877
5878static int ram_compress_open(RamCompressState *s, QEMUFile *f)
5879{
5880 int ret;
5881 memset(s, 0, sizeof(*s));
5882 s->f = f;
5883 ret = deflateInit2(&s->zstream, 1,
5884 Z_DEFLATED, 15,
5885 9, Z_DEFAULT_STRATEGY);
5886 if (ret != Z_OK)
5887 return -1;
5888 s->zstream.avail_out = IOBUF_SIZE;
5889 s->zstream.next_out = s->buf;
5890 return 0;
5891}
5892
5893static void ram_put_cblock(RamCompressState *s, const uint8_t *buf, int len)
5894{
5895 qemu_put_be16(s->f, RAM_CBLOCK_MAGIC);
5896 qemu_put_be16(s->f, len);
5897 qemu_put_buffer(s->f, buf, len);
5898}
5899
5900static int ram_compress_buf(RamCompressState *s, const uint8_t *buf, int len)
5901{
5902 int ret;
5903
5904 s->zstream.avail_in = len;
5905 s->zstream.next_in = (uint8_t *)buf;
5906 while (s->zstream.avail_in > 0) {
5907 ret = deflate(&s->zstream, Z_NO_FLUSH);
5908 if (ret != Z_OK)
5909 return -1;
5910 if (s->zstream.avail_out == 0) {
5911 ram_put_cblock(s, s->buf, IOBUF_SIZE);
5912 s->zstream.avail_out = IOBUF_SIZE;
5913 s->zstream.next_out = s->buf;
5914 }
5915 }
5916 return 0;
5917}
5918
5919static void ram_compress_close(RamCompressState *s)
5920{
5921 int len, ret;
5922
5923 /* compress last bytes */
5924 for(;;) {
5925 ret = deflate(&s->zstream, Z_FINISH);
5926 if (ret == Z_OK || ret == Z_STREAM_END) {
5927 len = IOBUF_SIZE - s->zstream.avail_out;
5928 if (len > 0) {
5929 ram_put_cblock(s, s->buf, len);
5930 }
5931 s->zstream.avail_out = IOBUF_SIZE;
5932 s->zstream.next_out = s->buf;
5933 if (ret == Z_STREAM_END)
5934 break;
5935 } else {
5936 goto fail;
5937 }
5938 }
5939fail:
5940 deflateEnd(&s->zstream);
5941}
5942
5943typedef struct RamDecompressState {
5944 z_stream zstream;
5945 QEMUFile *f;
5946 uint8_t buf[IOBUF_SIZE];
5947} RamDecompressState;
5948
5949static int ram_decompress_open(RamDecompressState *s, QEMUFile *f)
5950{
5951 int ret;
5952 memset(s, 0, sizeof(*s));
5953 s->f = f;
5954 ret = inflateInit(&s->zstream);
5955 if (ret != Z_OK)
5956 return -1;
5957 return 0;
5958}
5959
5960static int ram_decompress_buf(RamDecompressState *s, uint8_t *buf, int len)
5961{
5962 int ret, clen;
5963
5964 s->zstream.avail_out = len;
5965 s->zstream.next_out = buf;
5966 while (s->zstream.avail_out > 0) {
5967 if (s->zstream.avail_in == 0) {
5968 if (qemu_get_be16(s->f) != RAM_CBLOCK_MAGIC)
5969 return -1;
5970 clen = qemu_get_be16(s->f);
5971 if (clen > IOBUF_SIZE)
5972 return -1;
5973 qemu_get_buffer(s->f, s->buf, clen);
5974 s->zstream.avail_in = clen;
5975 s->zstream.next_in = s->buf;
5976 }
5977 ret = inflate(&s->zstream, Z_PARTIAL_FLUSH);
5978 if (ret != Z_OK && ret != Z_STREAM_END) {
5979 return -1;
5980 }
5981 }
5982 return 0;
5983}
5984
5985static void ram_decompress_close(RamDecompressState *s)
5986{
5987 inflateEnd(&s->zstream);
5988}
5989
8a7ddc38
FB		 5990static void ram_save(QEMUFile *f, void *opaque)
5991{
5992 int i;
c88676f8
FB		 5993 RamCompressState s1, *s = &s1;
5994 uint8_t buf[10];
5995
8a7ddc38 5996 qemu_put_be32(f, phys_ram_size);
c88676f8
FB		 5997 if (ram_compress_open(s, f) < 0)
5998 return;
5999 for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) {
6000#if 0
6001 if (tight_savevm_enabled) {
6002 int64_t sector_num;
6003 int j;
6004
6005 /* find if the memory block is available on a virtual
6006 block device */
6007 sector_num = -1;
6008 for(j = 0; j < MAX_DISKS; j++) {
6009 if (bs_table[j]) {
6010 sector_num = bdrv_hash_find(bs_table[j],
6011 phys_ram_base + i, BDRV_HASH_BLOCK_SIZE);
6012 if (sector_num >= 0)
6013 break;
6014 }
6015 }
6016 if (j == MAX_DISKS)
6017 goto normal_compress;
6018 buf[0] = 1;
6019 buf[1] = j;
6020 cpu_to_be64wu((uint64_t *)(buf + 2), sector_num);
6021 ram_compress_buf(s, buf, 10);
6022 } else
6023#endif
6024 {
6025 // normal_compress:
6026 buf[0] = 0;
6027 ram_compress_buf(s, buf, 1);
6028 ram_compress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE);
6029 }
8a7ddc38 6030 }
c88676f8 6031 ram_compress_close(s);
8a7ddc38
FB		 6032}
6033
6034static int ram_load(QEMUFile *f, void *opaque, int version_id)
6035{
c88676f8
FB		 6036 RamDecompressState s1, *s = &s1;
6037 uint8_t buf[10];
6038 int i;
8a7ddc38 6039
c88676f8
FB		 6040 if (version_id == 1)
6041 return ram_load_v1(f, opaque);
6042 if (version_id != 2)
8a7ddc38
FB		 6043 return -EINVAL;
6044 if (qemu_get_be32(f) != phys_ram_size)
6045 return -EINVAL;
c88676f8
FB		 6046 if (ram_decompress_open(s, f) < 0)
6047 return -EINVAL;
6048 for(i = 0; i < phys_ram_size; i+= BDRV_HASH_BLOCK_SIZE) {
6049 if (ram_decompress_buf(s, buf, 1) < 0) {
6050 fprintf(stderr, "Error while reading ram block header\n");
6051 goto error;
6052 }
6053 if (buf[0] == 0) {
6054 if (ram_decompress_buf(s, phys_ram_base + i, BDRV_HASH_BLOCK_SIZE) < 0) {
6055 fprintf(stderr, "Error while reading ram block address=0x%08x", i);
6056 goto error;
6057 }
6058 } else
6059#if 0
6060 if (buf[0] == 1) {
6061 int bs_index;
6062 int64_t sector_num;
6063
6064 ram_decompress_buf(s, buf + 1, 9);
6065 bs_index = buf[1];
6066 sector_num = be64_to_cpupu((const uint64_t *)(buf + 2));
6067 if (bs_index >= MAX_DISKS || bs_table[bs_index] == NULL) {
6068 fprintf(stderr, "Invalid block device index %d\n", bs_index);
6069 goto error;
6070 }
6071 if (bdrv_read(bs_table[bs_index], sector_num, phys_ram_base + i,
6072 BDRV_HASH_BLOCK_SIZE / 512) < 0) {
6073 fprintf(stderr, "Error while reading sector %d:%" PRId64 "\n",
6074 bs_index, sector_num);
6075 goto error;
6076 }
6077 } else
6078#endif
6079 {
6080 error:
6081 printf("Error block header\n");
6082 return -EINVAL;
6083 }
8a7ddc38 6084 }
c88676f8 6085 ram_decompress_close(s);
8a7ddc38
FB		 6086 return 0;
6087}
6088
83f64091
FB		 6089/***********************************************************/
6090/* bottom halves (can be seen as timers which expire ASAP) */
6091
6092struct QEMUBH {
6093 QEMUBHFunc *cb;
6094 void *opaque;
6095 int scheduled;
6096 QEMUBH *next;
6097};
6098
6099static QEMUBH *first_bh = NULL;
6100
6101QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque)
6102{
6103 QEMUBH *bh;
6104 bh = qemu_mallocz(sizeof(QEMUBH));
6105 if (!bh)
6106 return NULL;
6107 bh->cb = cb;
6108 bh->opaque = opaque;
6109 return bh;
6110}
6111
6eb5733a 6112int qemu_bh_poll(void)
83f64091
FB		 6113{
6114 QEMUBH *bh, **pbh;
6eb5733a 6115 int ret;
83f64091 6116
6eb5733a 6117 ret = 0;
83f64091
FB		 6118 for(;;) {
6119 pbh = &first_bh;
6120 bh = *pbh;
6121 if (!bh)
6122 break;
6eb5733a 6123 ret = 1;
83f64091
FB		 6124 *pbh = bh->next;
6125 bh->scheduled = 0;
6126 bh->cb(bh->opaque);
6127 }
6eb5733a 6128 return ret;
83f64091
FB		 6129}
6130
6131void qemu_bh_schedule(QEMUBH *bh)
6132{
6133 CPUState *env = cpu_single_env;
6134 if (bh->scheduled)
6135 return;
6136 bh->scheduled = 1;
6137 bh->next = first_bh;
6138 first_bh = bh;
6139
6140 /* stop the currently executing CPU to execute the BH ASAP */
6141 if (env) {
6142 cpu_interrupt(env, CPU_INTERRUPT_EXIT);
6143 }
6144}
6145
6146void qemu_bh_cancel(QEMUBH *bh)
6147{
6148 QEMUBH **pbh;
6149 if (bh->scheduled) {
6150 pbh = &first_bh;
6151 while (*pbh != bh)
6152 pbh = &(*pbh)->next;
6153 *pbh = bh->next;
6154 bh->scheduled = 0;
6155 }
6156}
6157
6158void qemu_bh_delete(QEMUBH *bh)
6159{
6160 qemu_bh_cancel(bh);
6161 qemu_free(bh);
6162}
6163
cc1daa40
FB		 6164/***********************************************************/
6165/* machine registration */
6166
6167QEMUMachine *first_machine = NULL;
6168
6169int qemu_register_machine(QEMUMachine *m)
6170{
6171 QEMUMachine **pm;
6172 pm = &first_machine;
6173 while (*pm != NULL)
6174 pm = &(*pm)->next;
6175 m->next = NULL;
6176 *pm = m;
6177 return 0;
6178}
6179
6180QEMUMachine *find_machine(const char *name)
6181{
6182 QEMUMachine *m;
6183
6184 for(m = first_machine; m != NULL; m = m->next) {
6185 if (!strcmp(m->name, name))
6186 return m;
6187 }
6188 return NULL;
6189}
6190
8a7ddc38
FB		 6191/***********************************************************/
6192/* main execution loop */
6193
6194void gui_update(void *opaque)
6195{
6196 display_state.dpy_refresh(&display_state);
6197 qemu_mod_timer(gui_timer, GUI_REFRESH_INTERVAL + qemu_get_clock(rt_clock));
6198}
6199
0bd48850
FB		 6200struct vm_change_state_entry {
6201 VMChangeStateHandler *cb;
6202 void *opaque;
6203 LIST_ENTRY (vm_change_state_entry) entries;
6204};
6205
6206static LIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
6207
6208VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
6209 void *opaque)
6210{
6211 VMChangeStateEntry *e;
6212
6213 e = qemu_mallocz(sizeof (*e));
6214 if (!e)
6215 return NULL;
6216
6217 e->cb = cb;
6218 e->opaque = opaque;
6219 LIST_INSERT_HEAD(&vm_change_state_head, e, entries);
6220 return e;
6221}
6222
6223void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
6224{
6225 LIST_REMOVE (e, entries);
6226 qemu_free (e);
6227}
6228
6229static void vm_state_notify(int running)
6230{
6231 VMChangeStateEntry *e;
6232
6233 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
6234 e->cb(e->opaque, running);
6235 }
6236}
6237
8a7ddc38 6238/* XXX: support several handlers */
0bd48850
FB		 6239static VMStopHandler *vm_stop_cb;
6240static void *vm_stop_opaque;
8a7ddc38
FB		 6241
6242int qemu_add_vm_stop_handler(VMStopHandler *cb, void *opaque)
6243{
6244 vm_stop_cb = cb;
6245 vm_stop_opaque = opaque;
6246 return 0;
6247}
6248
6249void qemu_del_vm_stop_handler(VMStopHandler *cb, void *opaque)
6250{
6251 vm_stop_cb = NULL;
6252}
6253
6254void vm_start(void)
6255{
6256 if (!vm_running) {
6257 cpu_enable_ticks();
6258 vm_running = 1;
0bd48850 6259 vm_state_notify(1);
8a7ddc38
FB		 6260 }
6261}
6262
6263void vm_stop(int reason)
6264{
6265 if (vm_running) {
6266 cpu_disable_ticks();
6267 vm_running = 0;
6268 if (reason != 0) {
6269 if (vm_stop_cb) {
6270 vm_stop_cb(vm_stop_opaque, reason);
6271 }
34865134 6272 }
0bd48850 6273 vm_state_notify(0);
8a7ddc38
FB		 6274 }
6275}
6276
bb0c6722
FB		 6277/* reset/shutdown handler */
6278
6279typedef struct QEMUResetEntry {
6280 QEMUResetHandler *func;
6281 void *opaque;
6282 struct QEMUResetEntry *next;
6283} QEMUResetEntry;
6284
6285static QEMUResetEntry *first_reset_entry;
6286static int reset_requested;
6287static int shutdown_requested;
3475187d 6288static int powerdown_requested;
bb0c6722
FB		 6289
6290void qemu_register_reset(QEMUResetHandler *func, void *opaque)
6291{
6292 QEMUResetEntry **pre, *re;
6293
6294 pre = &first_reset_entry;
6295 while (*pre != NULL)
6296 pre = &(*pre)->next;
6297 re = qemu_mallocz(sizeof(QEMUResetEntry));
6298 re->func = func;
6299 re->opaque = opaque;
6300 re->next = NULL;
6301 *pre = re;
6302}
6303
52f61fde 6304static void qemu_system_reset(void)
bb0c6722
FB		 6305{
6306 QEMUResetEntry *re;
6307
6308 /* reset all devices */
6309 for(re = first_reset_entry; re != NULL; re = re->next) {
6310 re->func(re->opaque);
6311 }
6312}
6313
6314void qemu_system_reset_request(void)
6315{
d1beab82
FB		 6316 if (no_reboot) {
6317 shutdown_requested = 1;
6318 } else {
6319 reset_requested = 1;
6320 }
6a00d601
FB		 6321 if (cpu_single_env)
6322 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
bb0c6722
FB		 6323}
6324
6325void qemu_system_shutdown_request(void)
6326{
6327 shutdown_requested = 1;
6a00d601
FB		 6328 if (cpu_single_env)
6329 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
bb0c6722
FB		 6330}
6331
3475187d
FB		 6332void qemu_system_powerdown_request(void)
6333{
6334 powerdown_requested = 1;
6a00d601
FB		 6335 if (cpu_single_env)
6336 cpu_interrupt(cpu_single_env, CPU_INTERRUPT_EXIT);
bb0c6722
FB		 6337}
6338
5905b2e5 6339void main_loop_wait(int timeout)
8a7ddc38 6340{
cafffd40 6341 IOHandlerRecord *ioh;
e035649e 6342 fd_set rfds, wfds, xfds;
877cf882
TS		 6343 int ret, nfds;
6344#ifdef _WIN32
6345 int ret2, i;
6346#endif
fd1dff4b 6347 struct timeval tv;
f331110f
FB		 6348 PollingEntry *pe;
6349
c4b1fcc0 6350
f331110f
FB		 6351 /* XXX: need to suppress polling by better using win32 events */
6352 ret = 0;
6353 for(pe = first_polling_entry; pe != NULL; pe = pe->next) {
6354 ret |= pe->func(pe->opaque);
6355 }
38e205a2 6356#ifdef _WIN32
e6b1e558 6357 if (ret == 0) {
a18e524a
FB		 6358 int err;
6359 WaitObjects *w = &wait_objects;
6360
6361 ret = WaitForMultipleObjects(w->num, w->events, FALSE, timeout);
6362 if (WAIT_OBJECT_0 + 0 <= ret && ret <= WAIT_OBJECT_0 + w->num - 1) {
6363 if (w->func[ret - WAIT_OBJECT_0])
6364 w->func[ret - WAIT_OBJECT_0](w->opaque[ret - WAIT_OBJECT_0]);
e6b1e558
TS		 6365
6366 /* Check for additional signaled events */
6367 for(i = (ret - WAIT_OBJECT_0 + 1); i < w->num; i++) {
6368
6369 /* Check if event is signaled */
6370 ret2 = WaitForSingleObject(w->events[i], 0);
6371 if(ret2 == WAIT_OBJECT_0) {
6372 if (w->func[i])
6373 w->func[i](w->opaque[i]);
6374 } else if (ret2 == WAIT_TIMEOUT) {
6375 } else {
6376 err = GetLastError();
6377 fprintf(stderr, "WaitForSingleObject error %d %d\n", i, err);
6378 }
6379 }
a18e524a
FB		 6380 } else if (ret == WAIT_TIMEOUT) {
6381 } else {
6382 err = GetLastError();
e6b1e558 6383 fprintf(stderr, "WaitForMultipleObjects error %d %d\n", ret, err);
a18e524a 6384 }
f331110f 6385 }
fd1dff4b
FB		 6386#endif
6387 /* poll any events */
6388 /* XXX: separate device handlers from system ones */
6389 nfds = -1;
6390 FD_ZERO(&rfds);
6391 FD_ZERO(&wfds);
e035649e 6392 FD_ZERO(&xfds);
fd1dff4b 6393 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
cafffd40
TS		 6394 if (ioh->deleted)
6395 continue;
fd1dff4b
FB		 6396 if (ioh->fd_read &&
6397 (!ioh->fd_read_poll ||
6398 ioh->fd_read_poll(ioh->opaque) != 0)) {
6399 FD_SET(ioh->fd, &rfds);
6400 if (ioh->fd > nfds)
6401 nfds = ioh->fd;
6402 }
6403 if (ioh->fd_write) {
6404 FD_SET(ioh->fd, &wfds);
6405 if (ioh->fd > nfds)
6406 nfds = ioh->fd;
6407 }
6408 }
6409
6410 tv.tv_sec = 0;
6411#ifdef _WIN32
6412 tv.tv_usec = 0;
38e205a2 6413#else
fd1dff4b
FB		 6414 tv.tv_usec = timeout * 1000;
6415#endif
e035649e
FB		 6416#if defined(CONFIG_SLIRP)
6417 if (slirp_inited) {
6418 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
6419 }
6420#endif
6421 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
fd1dff4b 6422 if (ret > 0) {
cafffd40
TS		 6423 IOHandlerRecord **pioh;
6424
6425 for(ioh = first_io_handler; ioh != NULL; ioh = ioh->next) {
6426 if (ioh->deleted)
6427 continue;
fd1dff4b
FB		 6428 if (FD_ISSET(ioh->fd, &rfds)) {
6429 ioh->fd_read(ioh->opaque);
7c9d8e07 6430 }
fd1dff4b
FB		 6431 if (FD_ISSET(ioh->fd, &wfds)) {
6432 ioh->fd_write(ioh->opaque);
c4b1fcc0 6433 }
b4608c04 6434 }
cafffd40
TS		 6435
6436 /* remove deleted IO handlers */
6437 pioh = &first_io_handler;
6438 while (*pioh) {
6439 ioh = *pioh;
6440 if (ioh->deleted) {
6441 *pioh = ioh->next;
6442 qemu_free(ioh);
6443 } else
6444 pioh = &ioh->next;
6445 }
fd1dff4b 6446 }
c20709aa 6447#if defined(CONFIG_SLIRP)
fd1dff4b 6448 if (slirp_inited) {
e035649e
FB		 6449 if (ret < 0) {
6450 FD_ZERO(&rfds);
6451 FD_ZERO(&wfds);
6452 FD_ZERO(&xfds);
c20709aa 6453 }
e035649e 6454 slirp_select_poll(&rfds, &wfds, &xfds);
fd1dff4b 6455 }
e035649e 6456#endif
83f64091 6457 qemu_aio_poll();
b4608c04 6458
fd1dff4b
FB		 6459 if (vm_running) {
6460 qemu_run_timers(&active_timers[QEMU_TIMER_VIRTUAL],
6461 qemu_get_clock(vm_clock));
6462 /* run dma transfers, if any */
6463 DMA_run();
6464 }
423f0742 6465
fd1dff4b
FB		 6466 /* real time timers */
6467 qemu_run_timers(&active_timers[QEMU_TIMER_REALTIME],
6468 qemu_get_clock(rt_clock));
423f0742
PB		 6469
6470 /* Check bottom-halves last in case any of the earlier events triggered
6471 them. */
6472 qemu_bh_poll();
6473
5905b2e5
FB		 6474}
6475
6a00d601
FB		 6476static CPUState *cur_cpu;
6477
5905b2e5
FB		 6478int main_loop(void)
6479{
6480 int ret, timeout;
89bfc105
FB		 6481#ifdef CONFIG_PROFILER
6482 int64_t ti;
6483#endif
6a00d601 6484 CPUState *env;
5905b2e5 6485
6a00d601 6486 cur_cpu = first_cpu;
5905b2e5
FB		 6487 for(;;) {
6488 if (vm_running) {
15a76449
FB		 6489
6490 env = cur_cpu;
6491 for(;;) {
6492 /* get next cpu */
6493 env = env->next_cpu;
6494 if (!env)
6495 env = first_cpu;
89bfc105
FB		 6496#ifdef CONFIG_PROFILER
6497 ti = profile_getclock();
6498#endif
6a00d601 6499 ret = cpu_exec(env);
89bfc105
FB		 6500#ifdef CONFIG_PROFILER
6501 qemu_time += profile_getclock() - ti;
6502#endif
bd967e05
PB		 6503 if (ret == EXCP_HLT) {
6504 /* Give the next CPU a chance to run. */
6505 cur_cpu = env;
6506 continue;
6507 }
15a76449
FB		 6508 if (ret != EXCP_HALTED)
6509 break;
6510 /* all CPUs are halted ? */
bd967e05 6511 if (env == cur_cpu)
15a76449 6512 break;
15a76449
FB		 6513 }
6514 cur_cpu = env;
6515
5905b2e5 6516 if (shutdown_requested) {
3475187d 6517 ret = EXCP_INTERRUPT;
5905b2e5
FB		 6518 break;
6519 }
6520 if (reset_requested) {
6521 reset_requested = 0;
6522 qemu_system_reset();
3475187d
FB		 6523 ret = EXCP_INTERRUPT;
6524 }
6525 if (powerdown_requested) {
6526 powerdown_requested = 0;
6527 qemu_system_powerdown();
6528 ret = EXCP_INTERRUPT;
5905b2e5
FB		 6529 }
6530 if (ret == EXCP_DEBUG) {
6531 vm_stop(EXCP_DEBUG);
6532 }
bd967e05 6533 /* If all cpus are halted then wait until the next IRQ */
5905b2e5 6534 /* XXX: use timeout computed from timers */
bd967e05 6535 if (ret == EXCP_HALTED)
5905b2e5
FB		 6536 timeout = 10;
6537 else
6538 timeout = 0;
6539 } else {
6540 timeout = 10;
6541 }
89bfc105
FB		 6542#ifdef CONFIG_PROFILER
6543 ti = profile_getclock();
6544#endif
5905b2e5 6545 main_loop_wait(timeout);
89bfc105
FB		 6546#ifdef CONFIG_PROFILER
6547 dev_time += profile_getclock() - ti;
6548#endif
b4608c04 6549 }
34865134
FB		 6550 cpu_disable_ticks();
6551 return ret;
b4608c04
FB		 6552}
6553
0824d6fc
FB		 6554void help(void)
6555{
84f2e8ef 6556 printf("QEMU PC emulator version " QEMU_VERSION ", Copyright (c) 2003-2007 Fabrice Bellard\n"
0db63474 6557 "usage: %s [options] [disk_image]\n"
0824d6fc 6558 "\n"
a20dd508 6559 "'disk_image' is a raw hard image image for IDE hard disk 0\n"
fc01f7e7 6560 "\n"
a20dd508 6561 "Standard options:\n"
cc1daa40 6562 "-M machine select emulated machine (-M ? for list)\n"
5adb4839 6563 "-cpu cpu select CPU (-cpu ? for list)\n"
c45886db 6564 "-fda/-fdb file use 'file' as floppy disk 0/1 image\n"
36b486bb
FB		 6565 "-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n"
6566 "-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n"
c4b1fcc0 6567 "-cdrom file use 'file' as IDE cdrom image (cdrom is ide1 master)\n"
3e3d5815 6568 "-mtdblock file use 'file' as on-board Flash memory image\n"
a1bb27b1 6569 "-sd file use 'file' as SecureDigital card image\n"
86f55663 6570 "-pflash file use 'file' as a parallel flash image\n"
eec85c2a 6571 "-boot [a|c|d|n] boot on floppy (a), hard disk (c), CD-ROM (d), or network (n)\n"
667accab
TS		 6572 "-snapshot write to temporary files instead of disk image files\n"
6573#ifdef CONFIG_SDL
43523e93 6574 "-no-frame open SDL window without a frame and window decorations\n"
667accab
TS		 6575 "-no-quit disable SDL window close capability\n"
6576#endif
52ca8d6a
FB		 6577#ifdef TARGET_I386
6578 "-no-fd-bootchk disable boot signature checking for floppy disks\n"
6579#endif
a00bad7e 6580 "-m megs set virtual RAM size to megs MB [default=%d]\n"
91fc2119 6581 "-smp n set the number of CPUs to 'n' [default=1]\n"
c4b1fcc0 6582 "-nographic disable graphical output and redirect serial I/Os to console\n"
a171fe39 6583 "-portrait rotate graphical output 90 deg left (only PXA LCD)\n"
4ca0074c 6584#ifndef _WIN32
667accab 6585 "-k language use keyboard layout (for example \"fr\" for French)\n"
4ca0074c 6586#endif
1d14ffa9 6587#ifdef HAS_AUDIO
1d14ffa9 6588 "-audio-help print list of audio drivers and their options\n"
c0fe3827
FB		 6589 "-soundhw c1,... enable audio support\n"
6590 " and only specified sound cards (comma separated list)\n"
6591 " use -soundhw ? to get the list of supported cards\n"
6a36d84e 6592 " use -soundhw all to enable all of them\n"
1d14ffa9 6593#endif
89980284 6594 "-localtime set the real time clock to local time [default=utc]\n"
d63d307f 6595 "-full-screen start in full screen\n"
a09db21f
FB		 6596#ifdef TARGET_I386
6597 "-win2k-hack use it when installing Windows 2000 to avoid a disk full bug\n"
6598#endif
b389dbfb
FB		 6599 "-usb enable the USB driver (will be the default soon)\n"
6600 "-usbdevice name add the host or guest USB device 'name'\n"
6f7e9aec
FB		 6601#if defined(TARGET_PPC) || defined(TARGET_SPARC)
6602 "-g WxH[xDEPTH] Set the initial graphical resolution and depth\n"
bb0c6722 6603#endif
c35734b2 6604 "-name string set the name of the guest\n"
c4b1fcc0
FB		 6605 "\n"
6606 "Network options:\n"
a41b2ff2 6607 "-net nic[,vlan=n][,macaddr=addr][,model=type]\n"
7c9d8e07 6608 " create a new Network Interface Card and connect it to VLAN 'n'\n"
c20709aa 6609#ifdef CONFIG_SLIRP
115defd1
PB		 6610 "-net user[,vlan=n][,hostname=host]\n"
6611 " connect the user mode network stack to VLAN 'n' and send\n"
6612 " hostname 'host' to DHCP clients\n"
7c9d8e07 6613#endif
7fb843f8
FB		 6614#ifdef _WIN32
6615 "-net tap[,vlan=n],ifname=name\n"
6616 " connect the host TAP network interface to VLAN 'n'\n"
6617#else
7c9d8e07
FB		 6618 "-net tap[,vlan=n][,fd=h][,ifname=name][,script=file]\n"
6619 " connect the host TAP network interface to VLAN 'n' and use\n"
6620 " the network script 'file' (default=%s);\n"
6a1cbf68 6621 " use 'script=no' to disable script execution;\n"
7c9d8e07 6622 " use 'fd=h' to connect to an already opened TAP interface\n"
7fb843f8 6623#endif
6a00d601 6624 "-net socket[,vlan=n][,fd=h][,listen=[host]:port][,connect=host:port]\n"
7c9d8e07 6625 " connect the vlan 'n' to another VLAN using a socket connection\n"
3d830459
FB		 6626 "-net socket[,vlan=n][,fd=h][,mcast=maddr:port]\n"
6627 " connect the vlan 'n' to multicast maddr and port\n"
7c9d8e07
FB		 6628 "-net none use it alone to have zero network devices; if no -net option\n"
6629 " is provided, the default is '-net nic -net user'\n"
6630 "\n"
6631#ifdef CONFIG_SLIRP
0db1137d 6632 "-tftp dir allow tftp access to files in dir [-net user]\n"
47d5d01a 6633 "-bootp file advertise file in BOOTP replies\n"
7c9d8e07
FB		 6634#ifndef _WIN32
6635 "-smb dir allow SMB access to files in 'dir' [-net user]\n"
c94c8d64 6636#endif
9bf05444 6637 "-redir [tcp|udp]:host-port:[guest-host]:guest-port\n"
7c9d8e07 6638 " redirect TCP or UDP connections from host to guest [-net user]\n"
c20709aa 6639#endif
a20dd508 6640 "\n"
c4b1fcc0 6641 "Linux boot specific:\n"
a20dd508
FB		 6642 "-kernel bzImage use 'bzImage' as kernel image\n"
6643 "-append cmdline use 'cmdline' as kernel command line\n"
6644 "-initrd file use 'file' as initial ram disk\n"
fc01f7e7 6645 "\n"
330d0414 6646 "Debug/Expert options:\n"
82c643ff
FB		 6647 "-monitor dev redirect the monitor to char device 'dev'\n"
6648 "-serial dev redirect the serial port to char device 'dev'\n"
6508fe59 6649 "-parallel dev redirect the parallel port to char device 'dev'\n"
f7cce898 6650 "-pidfile file Write PID to 'file'\n"
cd6f1169 6651 "-S freeze CPU at startup (use 'c' to start execution)\n"
cfc3475a
PB		 6652 "-s wait gdb connection to port\n"
6653 "-p port set gdb connection port [default=%s]\n"
f193c797 6654 "-d item1,... output log to %s (use -d ? for a list of log items)\n"
46d4767d
FB		 6655 "-hdachs c,h,s[,t] force hard disk 0 physical geometry and the optional BIOS\n"
6656 " translation (t=none or lba) (usually qemu can guess them)\n"
87b47350 6657 "-L path set the directory for the BIOS, VGA BIOS and keymaps\n"
d993e026 6658#ifdef USE_KQEMU
6515b203 6659 "-kernel-kqemu enable KQEMU full virtualization (default is user mode only)\n"
d993e026
FB		 6660 "-no-kqemu disable KQEMU kernel module usage\n"
6661#endif
77fef8c1
FB		 6662#ifdef USE_CODE_COPY
6663 "-no-code-copy disable code copy acceleration\n"
6664#endif
bb0c6722 6665#ifdef TARGET_I386
1bfe856e
FB		 6666 "-std-vga simulate a standard VGA card with VESA Bochs Extensions\n"
6667 " (default is CL-GD5446 PCI VGA)\n"
6515b203 6668 "-no-acpi disable ACPI\n"
bb0c6722 6669#endif
d1beab82 6670 "-no-reboot exit instead of rebooting\n"
d63d307f 6671 "-loadvm file start right away with a saved state (loadvm in monitor)\n"
24236869 6672 "-vnc display start a VNC server on display\n"
71e3ceb8
TS		 6673#ifndef _WIN32
6674 "-daemonize daemonize QEMU after initializing\n"
6675#endif
9ae02555 6676 "-option-rom rom load a file, rom, into the option ROM space\n"
66508601
BS		 6677#ifdef TARGET_SPARC
6678 "-prom-env variable=value set OpenBIOS nvram variables\n"
6679#endif
0824d6fc 6680 "\n"
82c643ff 6681 "During emulation, the following keys are useful:\n"
032a8c9e
FB		 6682 "ctrl-alt-f toggle full screen\n"
6683 "ctrl-alt-n switch to virtual console 'n'\n"
6684 "ctrl-alt toggle mouse and keyboard grab\n"
82c643ff
FB		 6685 "\n"
6686 "When using -nographic, press 'ctrl-a h' to get some help.\n"
6687 ,
0db63474 6688 "qemu",
a00bad7e 6689 DEFAULT_RAM_SIZE,
7c9d8e07 6690#ifndef _WIN32
a00bad7e 6691 DEFAULT_NETWORK_SCRIPT,
7c9d8e07 6692#endif
6e44ba7f
FB		 6693 DEFAULT_GDBSTUB_PORT,
6694 "/tmp/qemu.log");
0824d6fc
FB		 6695 exit(1);
6696}
6697
cd6f1169
FB		 6698#define HAS_ARG 0x0001
6699
6700enum {
6701 QEMU_OPTION_h,
6702
cc1daa40 6703 QEMU_OPTION_M,
94fc95cd 6704 QEMU_OPTION_cpu,
cd6f1169
FB		 6705 QEMU_OPTION_fda,
6706 QEMU_OPTION_fdb,
6707 QEMU_OPTION_hda,
6708 QEMU_OPTION_hdb,
6709 QEMU_OPTION_hdc,
6710 QEMU_OPTION_hdd,
6711 QEMU_OPTION_cdrom,
3e3d5815 6712 QEMU_OPTION_mtdblock,
a1bb27b1 6713 QEMU_OPTION_sd,
86f55663 6714 QEMU_OPTION_pflash,
cd6f1169
FB		 6715 QEMU_OPTION_boot,
6716 QEMU_OPTION_snapshot,
52ca8d6a
FB		 6717#ifdef TARGET_I386
6718 QEMU_OPTION_no_fd_bootchk,
6719#endif
cd6f1169
FB		 6720 QEMU_OPTION_m,
6721 QEMU_OPTION_nographic,
a171fe39 6722 QEMU_OPTION_portrait,
1d14ffa9 6723#ifdef HAS_AUDIO
1d14ffa9
FB		 6724 QEMU_OPTION_audio_help,
6725 QEMU_OPTION_soundhw,
6726#endif
cd6f1169 6727
7c9d8e07 6728 QEMU_OPTION_net,
c7f74643 6729 QEMU_OPTION_tftp,
47d5d01a 6730 QEMU_OPTION_bootp,
9d728e8c 6731 QEMU_OPTION_smb,
9bf05444 6732 QEMU_OPTION_redir,
cd6f1169
FB		 6733
6734 QEMU_OPTION_kernel,
6735 QEMU_OPTION_append,
6736 QEMU_OPTION_initrd,
6737
6738 QEMU_OPTION_S,
6739 QEMU_OPTION_s,
6740 QEMU_OPTION_p,
6741 QEMU_OPTION_d,
6742 QEMU_OPTION_hdachs,
6743 QEMU_OPTION_L,
6744 QEMU_OPTION_no_code_copy,
3d11d0eb 6745 QEMU_OPTION_k,
ee22c2f7 6746 QEMU_OPTION_localtime,
1f04275e 6747 QEMU_OPTION_cirrusvga,
d34cab9f 6748 QEMU_OPTION_vmsvga,
e9b137c2 6749 QEMU_OPTION_g,
1bfe856e 6750 QEMU_OPTION_std_vga,
20d8a3ed 6751 QEMU_OPTION_echr,
82c643ff
FB		 6752 QEMU_OPTION_monitor,
6753 QEMU_OPTION_serial,
6508fe59 6754 QEMU_OPTION_parallel,
d63d307f
FB		 6755 QEMU_OPTION_loadvm,
6756 QEMU_OPTION_full_screen,
43523e93 6757 QEMU_OPTION_no_frame,
667accab 6758 QEMU_OPTION_no_quit,
f7cce898 6759 QEMU_OPTION_pidfile,
d993e026 6760 QEMU_OPTION_no_kqemu,
89bfc105 6761 QEMU_OPTION_kernel_kqemu,
a09db21f 6762 QEMU_OPTION_win2k_hack,
bb36d470 6763 QEMU_OPTION_usb,
a594cfbf 6764 QEMU_OPTION_usbdevice,
6a00d601 6765 QEMU_OPTION_smp,
24236869 6766 QEMU_OPTION_vnc,
6515b203 6767 QEMU_OPTION_no_acpi,
d1beab82 6768 QEMU_OPTION_no_reboot,
9467cd46 6769 QEMU_OPTION_show_cursor,
71e3ceb8 6770 QEMU_OPTION_daemonize,
9ae02555 6771 QEMU_OPTION_option_rom,
c35734b2
TS		 6772 QEMU_OPTION_semihosting,
6773 QEMU_OPTION_name,
66508601 6774 QEMU_OPTION_prom_env,
cd6f1169
FB		 6775};
6776
6777typedef struct QEMUOption {
6778 const char *name;
6779 int flags;
6780 int index;
6781} QEMUOption;
6782
6783const QEMUOption qemu_options[] = {
6784 { "h", 0, QEMU_OPTION_h },
64423fb2 6785 { "help", 0, QEMU_OPTION_h },
cd6f1169 6786
cc1daa40 6787 { "M", HAS_ARG, QEMU_OPTION_M },
94fc95cd 6788 { "cpu", HAS_ARG, QEMU_OPTION_cpu },
cd6f1169
FB		 6789 { "fda", HAS_ARG, QEMU_OPTION_fda },
6790 { "fdb", HAS_ARG, QEMU_OPTION_fdb },
6791 { "hda", HAS_ARG, QEMU_OPTION_hda },
6792 { "hdb", HAS_ARG, QEMU_OPTION_hdb },
6793 { "hdc", HAS_ARG, QEMU_OPTION_hdc },
6794 { "hdd", HAS_ARG, QEMU_OPTION_hdd },
6795 { "cdrom", HAS_ARG, QEMU_OPTION_cdrom },
3e3d5815 6796 { "mtdblock", HAS_ARG, QEMU_OPTION_mtdblock },
a1bb27b1 6797 { "sd", HAS_ARG, QEMU_OPTION_sd },
86f55663 6798 { "pflash", HAS_ARG, QEMU_OPTION_pflash },
cd6f1169
FB		 6799 { "boot", HAS_ARG, QEMU_OPTION_boot },
6800 { "snapshot", 0, QEMU_OPTION_snapshot },
52ca8d6a
FB		 6801#ifdef TARGET_I386
6802 { "no-fd-bootchk", 0, QEMU_OPTION_no_fd_bootchk },
6803#endif
cd6f1169
FB		 6804 { "m", HAS_ARG, QEMU_OPTION_m },
6805 { "nographic", 0, QEMU_OPTION_nographic },
a171fe39 6806 { "portrait", 0, QEMU_OPTION_portrait },
3d11d0eb 6807 { "k", HAS_ARG, QEMU_OPTION_k },
1d14ffa9 6808#ifdef HAS_AUDIO
1d14ffa9
FB		 6809 { "audio-help", 0, QEMU_OPTION_audio_help },
6810 { "soundhw", HAS_ARG, QEMU_OPTION_soundhw },
6811#endif
cd6f1169 6812
7c9d8e07 6813 { "net", HAS_ARG, QEMU_OPTION_net},
158156d1 6814#ifdef CONFIG_SLIRP
c7f74643 6815 { "tftp", HAS_ARG, QEMU_OPTION_tftp },
47d5d01a 6816 { "bootp", HAS_ARG, QEMU_OPTION_bootp },
c94c8d64 6817#ifndef _WIN32
9d728e8c 6818 { "smb", HAS_ARG, QEMU_OPTION_smb },
c94c8d64 6819#endif
9bf05444 6820 { "redir", HAS_ARG, QEMU_OPTION_redir },
158156d1 6821#endif
cd6f1169
FB		 6822
6823 { "kernel", HAS_ARG, QEMU_OPTION_kernel },
6824 { "append", HAS_ARG, QEMU_OPTION_append },
6825 { "initrd", HAS_ARG, QEMU_OPTION_initrd },
6826
6827 { "S", 0, QEMU_OPTION_S },
6828 { "s", 0, QEMU_OPTION_s },
6829 { "p", HAS_ARG, QEMU_OPTION_p },
6830 { "d", HAS_ARG, QEMU_OPTION_d },
6831 { "hdachs", HAS_ARG, QEMU_OPTION_hdachs },
6832 { "L", HAS_ARG, QEMU_OPTION_L },
6833 { "no-code-copy", 0, QEMU_OPTION_no_code_copy },
d993e026
FB		 6834#ifdef USE_KQEMU
6835 { "no-kqemu", 0, QEMU_OPTION_no_kqemu },
89bfc105 6836 { "kernel-kqemu", 0, QEMU_OPTION_kernel_kqemu },
d993e026 6837#endif
6f7e9aec 6838#if defined(TARGET_PPC) || defined(TARGET_SPARC)
e9b137c2 6839 { "g", 1, QEMU_OPTION_g },
77d4bc34 6840#endif
ee22c2f7 6841 { "localtime", 0, QEMU_OPTION_localtime },
1bfe856e 6842 { "std-vga", 0, QEMU_OPTION_std_vga },
20d8a3ed 6843 { "echr", 1, QEMU_OPTION_echr },
82c643ff
FB		 6844 { "monitor", 1, QEMU_OPTION_monitor },
6845 { "serial", 1, QEMU_OPTION_serial },
6508fe59 6846 { "parallel", 1, QEMU_OPTION_parallel },
d63d307f
FB		 6847 { "loadvm", HAS_ARG, QEMU_OPTION_loadvm },
6848 { "full-screen", 0, QEMU_OPTION_full_screen },
667accab 6849#ifdef CONFIG_SDL
43523e93 6850 { "no-frame", 0, QEMU_OPTION_no_frame },
667accab
TS		 6851 { "no-quit", 0, QEMU_OPTION_no_quit },
6852#endif
f7cce898 6853 { "pidfile", HAS_ARG, QEMU_OPTION_pidfile },
a09db21f 6854 { "win2k-hack", 0, QEMU_OPTION_win2k_hack },
a594cfbf 6855 { "usbdevice", HAS_ARG, QEMU_OPTION_usbdevice },
6a00d601 6856 { "smp", HAS_ARG, QEMU_OPTION_smp },
24236869 6857 { "vnc", HAS_ARG, QEMU_OPTION_vnc },
96d30e48 6858
1f04275e 6859 /* temporary options */
a594cfbf 6860 { "usb", 0, QEMU_OPTION_usb },
1f04275e 6861 { "cirrusvga", 0, QEMU_OPTION_cirrusvga },
d34cab9f 6862 { "vmwarevga", 0, QEMU_OPTION_vmsvga },
6515b203 6863 { "no-acpi", 0, QEMU_OPTION_no_acpi },
d1beab82 6864 { "no-reboot", 0, QEMU_OPTION_no_reboot },
9467cd46 6865 { "show-cursor", 0, QEMU_OPTION_show_cursor },
71e3ceb8 6866 { "daemonize", 0, QEMU_OPTION_daemonize },
9ae02555 6867 { "option-rom", HAS_ARG, QEMU_OPTION_option_rom },
a87295e8 6868#if defined(TARGET_ARM) || defined(TARGET_M68K)
8e71621f
PB		 6869 { "semihosting", 0, QEMU_OPTION_semihosting },
6870#endif
c35734b2 6871 { "name", HAS_ARG, QEMU_OPTION_name },
66508601
BS		 6872#if defined(TARGET_SPARC)
6873 { "prom-env", HAS_ARG, QEMU_OPTION_prom_env },
6874#endif
cd6f1169 6875 { NULL },
fc01f7e7
FB		 6876};
6877
77fef8c1
FB		 6878#if defined (TARGET_I386) && defined(USE_CODE_COPY)
6879
6880/* this stack is only used during signal handling */
6881#define SIGNAL_STACK_SIZE 32768
6882
6883static uint8_t *signal_stack;
6884
6885#endif
6886
5905b2e5
FB		 6887/* password input */
6888
2bac6019
AZ		 6889int qemu_key_check(BlockDriverState *bs, const char *name)
6890{
6891 char password[256];
6892 int i;
6893
6894 if (!bdrv_is_encrypted(bs))
6895 return 0;
6896
6897 term_printf("%s is encrypted.\n", name);
6898 for(i = 0; i < 3; i++) {
6899 monitor_readline("Password: ", 1, password, sizeof(password));
6900 if (bdrv_set_key(bs, password) == 0)
6901 return 0;
6902 term_printf("invalid password\n");
6903 }
6904 return -EPERM;
6905}
6906
5905b2e5
FB		 6907static BlockDriverState *get_bdrv(int index)
6908{
6909 BlockDriverState *bs;
6910
6911 if (index < 4) {
6912 bs = bs_table[index];
6913 } else if (index < 6) {
6914 bs = fd_table[index - 4];
6915 } else {
6916 bs = NULL;
6917 }
6918 return bs;
6919}
6920
6921static void read_passwords(void)
6922{
6923 BlockDriverState *bs;
2bac6019 6924 int i;
5905b2e5
FB		 6925
6926 for(i = 0; i < 6; i++) {
6927 bs = get_bdrv(i);
2bac6019
AZ		 6928 if (bs)
6929 qemu_key_check(bs, bdrv_get_device_name(bs));
5905b2e5
FB		 6930 }
6931}
6932
cc1daa40
FB		 6933/* XXX: currently we cannot use simultaneously different CPUs */
6934void register_machines(void)
6935{
6936#if defined(TARGET_I386)
6937 qemu_register_machine(&pc_machine);
3dbbdc25 6938 qemu_register_machine(&isapc_machine);
cc1daa40
FB		 6939#elif defined(TARGET_PPC)
6940 qemu_register_machine(&heathrow_machine);
6941 qemu_register_machine(&core99_machine);
6942 qemu_register_machine(&prep_machine);
1a6c0886
JM		 6943 qemu_register_machine(&ref405ep_machine);
6944 qemu_register_machine(&taihu_machine);
6af0bf9c
FB		 6945#elif defined(TARGET_MIPS)
6946 qemu_register_machine(&mips_machine);
5856de80 6947 qemu_register_machine(&mips_malta_machine);
ad6fe1d2 6948 qemu_register_machine(&mips_pica61_machine);
cc1daa40 6949#elif defined(TARGET_SPARC)
3475187d
FB		 6950#ifdef TARGET_SPARC64
6951 qemu_register_machine(&sun4u_machine);
6952#else
36cd9210 6953 qemu_register_machine(&ss5_machine);
e0353fe2 6954 qemu_register_machine(&ss10_machine);
cc1daa40 6955#endif
b5ff1b31 6956#elif defined(TARGET_ARM)
3371d272 6957 qemu_register_machine(&integratorcp_machine);
cdbdb648 6958 qemu_register_machine(&versatilepb_machine);
16406950 6959 qemu_register_machine(&versatileab_machine);
e69954b9 6960 qemu_register_machine(&realview_machine);
b00052e4
AZ		 6961 qemu_register_machine(&akitapda_machine);
6962 qemu_register_machine(&spitzpda_machine);
6963 qemu_register_machine(&borzoipda_machine);
6964 qemu_register_machine(&terrierpda_machine);
27c7ca7e
FB		 6965#elif defined(TARGET_SH4)
6966 qemu_register_machine(&shix_machine);
eddf68a6
JM		 6967#elif defined(TARGET_ALPHA)
6968 /* XXX: TODO */
0633879f
PB		 6969#elif defined(TARGET_M68K)
6970 qemu_register_machine(&an5206_machine);
b5ff1b31
FB		 6971#else
6972#error unsupported CPU
3475187d 6973#endif
cc1daa40
FB		 6974}
6975
1d14ffa9 6976#ifdef HAS_AUDIO
6a36d84e 6977struct soundhw soundhw[] = {
b00052e4 6978#ifdef HAS_AUDIO_CHOICE
fd06c375
FB		 6979#ifdef TARGET_I386
6980 {
6981 "pcspk",
6982 "PC speaker",
6983 0,
6984 1,
6985 { .init_isa = pcspk_audio_init }
6986 },
6987#endif
6a36d84e
FB		 6988 {
6989 "sb16",
6990 "Creative Sound Blaster 16",
6991 0,
6992 1,
6993 { .init_isa = SB16_init }
6994 },
6995
1d14ffa9 6996#ifdef CONFIG_ADLIB
6a36d84e
FB		 6997 {
6998 "adlib",
1d14ffa9 6999#ifdef HAS_YMF262
6a36d84e 7000 "Yamaha YMF262 (OPL3)",
1d14ffa9 7001#else
6a36d84e 7002 "Yamaha YM3812 (OPL2)",
1d14ffa9 7003#endif
6a36d84e
FB		 7004 0,
7005 1,
7006 { .init_isa = Adlib_init }
7007 },
1d14ffa9 7008#endif
6a36d84e 7009
1d14ffa9 7010#ifdef CONFIG_GUS
6a36d84e
FB		 7011 {
7012 "gus",
7013 "Gravis Ultrasound GF1",
7014 0,
7015 1,
7016 { .init_isa = GUS_init }
7017 },
1d14ffa9 7018#endif
6a36d84e
FB		 7019
7020 {
7021 "es1370",
7022 "ENSONIQ AudioPCI ES1370",
7023 0,
7024 0,
7025 { .init_pci = es1370_init }
7026 },
b00052e4 7027#endif
6a36d84e
FB		 7028
7029 { NULL, NULL, 0, 0, { NULL } }
7030};
7031
7032static void select_soundhw (const char *optarg)
7033{
7034 struct soundhw *c;
7035
7036 if (*optarg == '?') {
7037 show_valid_cards:
7038
7039 printf ("Valid sound card names (comma separated):\n");
7040 for (c = soundhw; c->name; ++c) {
7041 printf ("%-11s %s\n", c->name, c->descr);
7042 }
7043 printf ("\n-soundhw all will enable all of the above\n");
1d14ffa9
FB		 7044 exit (*optarg != '?');
7045 }
7046 else {
6a36d84e 7047 size_t l;
1d14ffa9
FB		 7048 const char *p;
7049 char *e;
7050 int bad_card = 0;
7051
6a36d84e
FB		 7052 if (!strcmp (optarg, "all")) {
7053 for (c = soundhw; c->name; ++c) {
7054 c->enabled = 1;
7055 }
7056 return;
7057 }
1d14ffa9 7058
6a36d84e 7059 p = optarg;
1d14ffa9
FB		 7060 while (*p) {
7061 e = strchr (p, ',');
7062 l = !e ? strlen (p) : (size_t) (e - p);
6a36d84e
FB		 7063
7064 for (c = soundhw; c->name; ++c) {
7065 if (!strncmp (c->name, p, l)) {
7066 c->enabled = 1;
1d14ffa9
FB		 7067 break;
7068 }
7069 }
6a36d84e
FB		 7070
7071 if (!c->name) {
1d14ffa9
FB		 7072 if (l > 80) {
7073 fprintf (stderr,
7074 "Unknown sound card name (too big to show)\n");
7075 }
7076 else {
7077 fprintf (stderr, "Unknown sound card name `%.*s'\n",
7078 (int) l, p);
7079 }
7080 bad_card = 1;
7081 }
7082 p += l + (e != NULL);
7083 }
7084
7085 if (bad_card)
7086 goto show_valid_cards;
7087 }
7088}
7089#endif
7090
3587d7e6
FB		 7091#ifdef _WIN32
7092static BOOL WINAPI qemu_ctrl_handler(DWORD type)
7093{
7094 exit(STATUS_CONTROL_C_EXIT);
7095 return TRUE;
7096}
7097#endif
7098
7c9d8e07 7099#define MAX_NET_CLIENTS 32
c20709aa 7100
0824d6fc
FB		 7101int main(int argc, char **argv)
7102{
67b915a5 7103#ifdef CONFIG_GDBSTUB
cfc3475a
PB		 7104 int use_gdbstub;
7105 const char *gdbstub_port;
67b915a5 7106#endif
86f55663 7107 int i, cdrom_index, pflash_index;
1ccde1cb 7108 int snapshot, linux_boot;
7f7f9873 7109 const char *initrd_filename;
96d30e48 7110 const char *hd_filename[MAX_DISKS], *fd_filename[MAX_FD];
86f55663 7111 const char *pflash_filename[MAX_PFLASH];
a1bb27b1 7112 const char *sd_filename;
3e3d5815 7113 const char *mtd_filename;
a20dd508 7114 const char *kernel_filename, *kernel_cmdline;
313aa567 7115 DisplayState *ds = &display_state;
46d4767d 7116 int cyls, heads, secs, translation;
7c9d8e07
FB		 7117 char net_clients[MAX_NET_CLIENTS][256];
7118 int nb_net_clients;
cd6f1169
FB		 7119 int optind;
7120 const char *r, *optarg;
82c643ff
FB		 7121 CharDriverState *monitor_hd;
7122 char monitor_device[128];
8d11df9e
FB		 7123 char serial_devices[MAX_SERIAL_PORTS][128];
7124 int serial_device_index;
6508fe59
FB		 7125 char parallel_devices[MAX_PARALLEL_PORTS][128];
7126 int parallel_device_index;
d63d307f 7127 const char *loadvm = NULL;
cc1daa40 7128 QEMUMachine *machine;
94fc95cd 7129 const char *cpu_model;
0d92ed30 7130 char usb_devices[MAX_USB_CMDLINE][128];
a594cfbf 7131 int usb_devices_index;
71e3ceb8 7132 int fds[2];
93815bc2 7133 const char *pid_file = NULL;
0bd48850
FB		 7134
7135 LIST_INIT (&vm_change_state_head);
be995c27
FB		 7136#ifndef _WIN32
7137 {
7138 struct sigaction act;
7139 sigfillset(&act.sa_mask);
7140 act.sa_flags = 0;
7141 act.sa_handler = SIG_IGN;
7142 sigaction(SIGPIPE, &act, NULL);
7143 }
3587d7e6
FB		 7144#else
7145 SetConsoleCtrlHandler(qemu_ctrl_handler, TRUE);
a8e5ac33
FB		 7146 /* Note: cpu_interrupt() is currently not SMP safe, so we force
7147 QEMU to run on a single CPU */
7148 {
7149 HANDLE h;
7150 DWORD mask, smask;
7151 int i;
7152 h = GetCurrentProcess();
7153 if (GetProcessAffinityMask(h, &mask, &smask)) {
7154 for(i = 0; i < 32; i++) {
7155 if (mask & (1 << i))
7156 break;
7157 }
7158 if (i != 32) {
7159 mask = 1 << i;
7160 SetProcessAffinityMask(h, mask);
7161 }
7162 }
7163 }
67b915a5 7164#endif
be995c27 7165
cc1daa40
FB		 7166 register_machines();
7167 machine = first_machine;
94fc95cd 7168 cpu_model = NULL;
fc01f7e7 7169 initrd_filename = NULL;
c45886db
FB		 7170 for(i = 0; i < MAX_FD; i++)
7171 fd_filename[i] = NULL;
96d30e48
TS		 7172 for(i = 0; i < MAX_DISKS; i++)
7173 hd_filename[i] = NULL;
86f55663
JM		 7174 for(i = 0; i < MAX_PFLASH; i++)
7175 pflash_filename[i] = NULL;
7176 pflash_index = 0;
a1bb27b1 7177 sd_filename = NULL;
3e3d5815 7178 mtd_filename = NULL;
a00bad7e 7179 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
313aa567 7180 vga_ram_size = VGA_RAM_SIZE;
67b915a5 7181#ifdef CONFIG_GDBSTUB
b4608c04 7182 use_gdbstub = 0;
c636bb66 7183 gdbstub_port = DEFAULT_GDBSTUB_PORT;
67b915a5 7184#endif
33e3963e 7185 snapshot = 0;
a20dd508
FB		 7186 nographic = 0;
7187 kernel_filename = NULL;
7188 kernel_cmdline = "";
cc1daa40
FB		 7189#ifdef TARGET_PPC
7190 cdrom_index = 1;
7191#else
7192 cdrom_index = 2;
7193#endif
c4b1fcc0 7194 cyls = heads = secs = 0;
46d4767d 7195 translation = BIOS_ATA_TRANSLATION_AUTO;
82c643ff 7196 pstrcpy(monitor_device, sizeof(monitor_device), "vc");
c4b1fcc0 7197
8d11df9e
FB		 7198 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "vc");
7199 for(i = 1; i < MAX_SERIAL_PORTS; i++)
7200 serial_devices[i][0] = '\0';
7201 serial_device_index = 0;
7202
6508fe59
FB		 7203 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "vc");
7204 for(i = 1; i < MAX_PARALLEL_PORTS; i++)
7205 parallel_devices[i][0] = '\0';
7206 parallel_device_index = 0;
7207
a594cfbf
FB		 7208 usb_devices_index = 0;
7209
7c9d8e07
FB		 7210 nb_net_clients = 0;
7211
7212 nb_nics = 0;
702c651c 7213 /* default mac address of the first network interface */
82c643ff 7214
cd6f1169 7215 optind = 1;
0824d6fc 7216 for(;;) {
cd6f1169 7217 if (optind >= argc)
0824d6fc 7218 break;
cd6f1169
FB		 7219 r = argv[optind];
7220 if (r[0] != '-') {
96d30e48 7221 hd_filename[0] = argv[optind++];
cd6f1169
FB		 7222 } else {
7223 const QEMUOption *popt;
7224
7225 optind++;
dff5efc8
PB		 7226 /* Treat --foo the same as -foo. */
7227 if (r[1] == '-')
7228 r++;
cd6f1169
FB		 7229 popt = qemu_options;
7230 for(;;) {
7231 if (!popt->name) {
7232 fprintf(stderr, "%s: invalid option -- '%s'\n",
7233 argv[0], r);
7234 exit(1);
7235 }
7236 if (!strcmp(popt->name, r + 1))
7237 break;
7238 popt++;
7239 }
7240 if (popt->flags & HAS_ARG) {
7241 if (optind >= argc) {
7242 fprintf(stderr, "%s: option '%s' requires an argument\n",
7243 argv[0], r);
7244 exit(1);
7245 }
7246 optarg = argv[optind++];
7247 } else {
7248 optarg = NULL;
7249 }
7250
7251 switch(popt->index) {
cc1daa40
FB		 7252 case QEMU_OPTION_M:
7253 machine = find_machine(optarg);
7254 if (!machine) {
7255 QEMUMachine *m;
7256 printf("Supported machines are:\n");
7257 for(m = first_machine; m != NULL; m = m->next) {
7258 printf("%-10s %s%s\n",
7259 m->name, m->desc,
7260 m == first_machine ? " (default)" : "");
7261 }
7262 exit(1);
7263 }
7264 break;
94fc95cd
JM		 7265 case QEMU_OPTION_cpu:
7266 /* hw initialization will check this */
7267 if (optarg[0] == '?') {
7268#if defined(TARGET_PPC)
7269 ppc_cpu_list(stdout, &fprintf);
5adb4839
PB		 7270#elif defined(TARGET_ARM)
7271 arm_cpu_list();
33d68b5f
TS		 7272#elif defined(TARGET_MIPS)
7273 mips_cpu_list(stdout, &fprintf);
62724a37
BS		 7274#elif defined(TARGET_SPARC)
7275 sparc_cpu_list(stdout, &fprintf);
94fc95cd
JM		 7276#endif
7277 exit(1);
7278 } else {
7279 cpu_model = optarg;
7280 }
7281 break;
cd6f1169 7282 case QEMU_OPTION_initrd:
fc01f7e7
FB		 7283 initrd_filename = optarg;
7284 break;
cd6f1169 7285 case QEMU_OPTION_hda:
cd6f1169 7286 case QEMU_OPTION_hdb:
cc1daa40
FB		 7287 case QEMU_OPTION_hdc:
7288 case QEMU_OPTION_hdd:
7289 {
7290 int hd_index;
7291 hd_index = popt->index - QEMU_OPTION_hda;
96d30e48
TS		 7292 hd_filename[hd_index] = optarg;
7293 if (hd_index == cdrom_index)
7294 cdrom_index = -1;
cc1daa40 7295 }
fc01f7e7 7296 break;
3e3d5815
AZ		 7297 case QEMU_OPTION_mtdblock:
7298 mtd_filename = optarg;
7299 break;
a1bb27b1
PB		 7300 case QEMU_OPTION_sd:
7301 sd_filename = optarg;
7302 break;
86f55663
JM		 7303 case QEMU_OPTION_pflash:
7304 if (pflash_index >= MAX_PFLASH) {
7305 fprintf(stderr, "qemu: too many parallel flash images\n");
7306 exit(1);
7307 }
7308 pflash_filename[pflash_index++] = optarg;
7309 break;
cd6f1169 7310 case QEMU_OPTION_snapshot:
33e3963e
FB		 7311 snapshot = 1;
7312 break;
cd6f1169 7313 case QEMU_OPTION_hdachs:
330d0414 7314 {
330d0414
FB		 7315 const char *p;
7316 p = optarg;
7317 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 7318 if (cyls < 1 || cyls > 16383)
7319 goto chs_fail;
330d0414
FB		 7320 if (*p != ',')
7321 goto chs_fail;
7322 p++;
7323 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 7324 if (heads < 1 || heads > 16)
7325 goto chs_fail;
330d0414
FB		 7326 if (*p != ',')
7327 goto chs_fail;
7328 p++;
7329 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 7330 if (secs < 1 || secs > 63)
7331 goto chs_fail;
7332 if (*p == ',') {
7333 p++;
7334 if (!strcmp(p, "none"))
7335 translation = BIOS_ATA_TRANSLATION_NONE;
7336 else if (!strcmp(p, "lba"))
7337 translation = BIOS_ATA_TRANSLATION_LBA;
7338 else if (!strcmp(p, "auto"))
7339 translation = BIOS_ATA_TRANSLATION_AUTO;
7340 else
7341 goto chs_fail;
7342 } else if (*p != '\0') {
c4b1fcc0 7343 chs_fail:
46d4767d
FB		 7344 fprintf(stderr, "qemu: invalid physical CHS format\n");
7345 exit(1);
c4b1fcc0 7346 }
330d0414
FB		 7347 }
7348 break;
cd6f1169 7349 case QEMU_OPTION_nographic:
8d11df9e 7350 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "stdio");
a39437aa 7351 pstrcpy(parallel_devices[0], sizeof(parallel_devices[0]), "null");
20d8a3ed 7352 pstrcpy(monitor_device, sizeof(monitor_device), "stdio");
a20dd508
FB		 7353 nographic = 1;
7354 break;
a171fe39
AZ		 7355 case QEMU_OPTION_portrait:
7356 graphic_rotate = 1;
7357 break;
cd6f1169 7358 case QEMU_OPTION_kernel:
a20dd508
FB		 7359 kernel_filename = optarg;
7360 break;
cd6f1169 7361 case QEMU_OPTION_append:
a20dd508 7362 kernel_cmdline = optarg;
313aa567 7363 break;
cd6f1169 7364 case QEMU_OPTION_cdrom:
96d30e48
TS		 7365 if (cdrom_index >= 0) {
7366 hd_filename[cdrom_index] = optarg;
fa1fb14c 7367 }
36b486bb 7368 break;
cd6f1169 7369 case QEMU_OPTION_boot:
36b486bb 7370 boot_device = optarg[0];
9e89a4be 7371 if (boot_device != 'a' &&
eec85c2a 7372#if defined(TARGET_SPARC) || defined(TARGET_I386)
6f7e9aec
FB		 7373 // Network boot
7374 boot_device != 'n' &&
7375#endif
c45886db 7376 boot_device != 'c' && boot_device != 'd') {
36b486bb
FB		 7377 fprintf(stderr, "qemu: invalid boot device '%c'\n", boot_device);
7378 exit(1);
7379 }
7380 break;
cd6f1169 7381 case QEMU_OPTION_fda:
c45886db
FB		 7382 fd_filename[0] = optarg;
7383 break;
cd6f1169 7384 case QEMU_OPTION_fdb:
c45886db
FB		 7385 fd_filename[1] = optarg;
7386 break;
52ca8d6a
FB		 7387#ifdef TARGET_I386
7388 case QEMU_OPTION_no_fd_bootchk:
7389 fd_bootchk = 0;
7390 break;
7391#endif
cd6f1169 7392 case QEMU_OPTION_no_code_copy:
77fef8c1
FB		 7393 code_copy_enabled = 0;
7394 break;
7c9d8e07
FB		 7395 case QEMU_OPTION_net:
7396 if (nb_net_clients >= MAX_NET_CLIENTS) {
7397 fprintf(stderr, "qemu: too many network clients\n");
c4b1fcc0
FB		 7398 exit(1);
7399 }
7c9d8e07
FB		 7400 pstrcpy(net_clients[nb_net_clients],
7401 sizeof(net_clients[0]),
7402 optarg);
7403 nb_net_clients++;
702c651c 7404 break;
c7f74643
FB		 7405#ifdef CONFIG_SLIRP
7406 case QEMU_OPTION_tftp:
c7f74643 7407 tftp_prefix = optarg;
9bf05444 7408 break;
47d5d01a
TS		 7409 case QEMU_OPTION_bootp:
7410 bootp_filename = optarg;
7411 break;
c94c8d64 7412#ifndef _WIN32
9d728e8c
FB		 7413 case QEMU_OPTION_smb:
7414 net_slirp_smb(optarg);
7415 break;
c94c8d64 7416#endif
9bf05444
FB		 7417 case QEMU_OPTION_redir:
7418 net_slirp_redir(optarg);
7419 break;
c7f74643 7420#endif
1d14ffa9 7421#ifdef HAS_AUDIO
1d14ffa9
FB		 7422 case QEMU_OPTION_audio_help:
7423 AUD_help ();
7424 exit (0);
7425 break;
7426 case QEMU_OPTION_soundhw:
7427 select_soundhw (optarg);
7428 break;
7429#endif
cd6f1169 7430 case QEMU_OPTION_h:
0824d6fc 7431 help();
cd6f1169
FB		 7432 break;
7433 case QEMU_OPTION_m:
7434 ram_size = atoi(optarg) * 1024 * 1024;
7435 if (ram_size <= 0)
7436 help();
7437 if (ram_size > PHYS_RAM_MAX_SIZE) {
7438 fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n",
7439 PHYS_RAM_MAX_SIZE / (1024 * 1024));
7440 exit(1);
7441 }
7442 break;
7443 case QEMU_OPTION_d:
7444 {
7445 int mask;
7446 CPULogItem *item;
7447
7448 mask = cpu_str_to_log_mask(optarg);
7449 if (!mask) {
7450 printf("Log items (comma separated):\n");
f193c797
FB		 7451 for(item = cpu_log_items; item->mask != 0; item++) {
7452 printf("%-10s %s\n", item->name, item->help);
7453 }
7454 exit(1);
cd6f1169
FB		 7455 }
7456 cpu_set_log(mask);
f193c797 7457 }
cd6f1169 7458 break;
67b915a5 7459#ifdef CONFIG_GDBSTUB
cd6f1169
FB		 7460 case QEMU_OPTION_s:
7461 use_gdbstub = 1;
7462 break;
7463 case QEMU_OPTION_p:
cfc3475a 7464 gdbstub_port = optarg;
cd6f1169 7465 break;
67b915a5 7466#endif
cd6f1169
FB		 7467 case QEMU_OPTION_L:
7468 bios_dir = optarg;
7469 break;
7470 case QEMU_OPTION_S:
3c07f8e8 7471 autostart = 0;
cd6f1169 7472 break;
3d11d0eb
FB		 7473 case QEMU_OPTION_k:
7474 keyboard_layout = optarg;
7475 break;
ee22c2f7
FB		 7476 case QEMU_OPTION_localtime:
7477 rtc_utc = 0;
7478 break;
1f04275e
FB		 7479 case QEMU_OPTION_cirrusvga:
7480 cirrus_vga_enabled = 1;
d34cab9f
TS		 7481 vmsvga_enabled = 0;
7482 break;
7483 case QEMU_OPTION_vmsvga:
7484 cirrus_vga_enabled = 0;
7485 vmsvga_enabled = 1;
1f04275e 7486 break;
1bfe856e
FB		 7487 case QEMU_OPTION_std_vga:
7488 cirrus_vga_enabled = 0;
d34cab9f 7489 vmsvga_enabled = 0;
1bfe856e 7490 break;
e9b137c2
FB		 7491 case QEMU_OPTION_g:
7492 {
7493 const char *p;
7494 int w, h, depth;
7495 p = optarg;
7496 w = strtol(p, (char **)&p, 10);
7497 if (w <= 0) {
7498 graphic_error:
7499 fprintf(stderr, "qemu: invalid resolution or depth\n");
7500 exit(1);
7501 }
7502 if (*p != 'x')
7503 goto graphic_error;
7504 p++;
7505 h = strtol(p, (char **)&p, 10);
7506 if (h <= 0)
7507 goto graphic_error;
7508 if (*p == 'x') {
7509 p++;
7510 depth = strtol(p, (char **)&p, 10);
7511 if (depth != 8 && depth != 15 && depth != 16 &&
7512 depth != 24 && depth != 32)
7513 goto graphic_error;
7514 } else if (*p == '\0') {
7515 depth = graphic_depth;
7516 } else {
7517 goto graphic_error;
7518 }
7519
7520 graphic_width = w;
7521 graphic_height = h;
7522 graphic_depth = depth;
7523 }
7524 break;
20d8a3ed
TS		 7525 case QEMU_OPTION_echr:
7526 {
7527 char *r;
7528 term_escape_char = strtol(optarg, &r, 0);
7529 if (r == optarg)
7530 printf("Bad argument to echr\n");
7531 break;
7532 }
82c643ff
FB		 7533 case QEMU_OPTION_monitor:
7534 pstrcpy(monitor_device, sizeof(monitor_device), optarg);
7535 break;
7536 case QEMU_OPTION_serial:
8d11df9e
FB		 7537 if (serial_device_index >= MAX_SERIAL_PORTS) {
7538 fprintf(stderr, "qemu: too many serial ports\n");
7539 exit(1);
7540 }
7541 pstrcpy(serial_devices[serial_device_index],
7542 sizeof(serial_devices[0]), optarg);
7543 serial_device_index++;
82c643ff 7544 break;
6508fe59
FB		 7545 case QEMU_OPTION_parallel:
7546 if (parallel_device_index >= MAX_PARALLEL_PORTS) {
7547 fprintf(stderr, "qemu: too many parallel ports\n");
7548 exit(1);
7549 }
7550 pstrcpy(parallel_devices[parallel_device_index],
7551 sizeof(parallel_devices[0]), optarg);
7552 parallel_device_index++;
7553 break;
d63d307f
FB		 7554 case QEMU_OPTION_loadvm:
7555 loadvm = optarg;
7556 break;
7557 case QEMU_OPTION_full_screen:
7558 full_screen = 1;
7559 break;
667accab 7560#ifdef CONFIG_SDL
43523e93
TS		 7561 case QEMU_OPTION_no_frame:
7562 no_frame = 1;
7563 break;
667accab
TS		 7564 case QEMU_OPTION_no_quit:
7565 no_quit = 1;
7566 break;
7567#endif
f7cce898 7568 case QEMU_OPTION_pidfile:
93815bc2 7569 pid_file = optarg;
f7cce898 7570 break;
a09db21f
FB		 7571#ifdef TARGET_I386
7572 case QEMU_OPTION_win2k_hack:
7573 win2k_install_hack = 1;
7574 break;
7575#endif
d993e026
FB		 7576#ifdef USE_KQEMU
7577 case QEMU_OPTION_no_kqemu:
7578 kqemu_allowed = 0;
7579 break;
89bfc105
FB		 7580 case QEMU_OPTION_kernel_kqemu:
7581 kqemu_allowed = 2;
7582 break;
d993e026 7583#endif
bb36d470
FB		 7584 case QEMU_OPTION_usb:
7585 usb_enabled = 1;
7586 break;
a594cfbf
FB		 7587 case QEMU_OPTION_usbdevice:
7588 usb_enabled = 1;
0d92ed30 7589 if (usb_devices_index >= MAX_USB_CMDLINE) {
a594cfbf
FB		 7590 fprintf(stderr, "Too many USB devices\n");
7591 exit(1);
7592 }
7593 pstrcpy(usb_devices[usb_devices_index],
7594 sizeof(usb_devices[usb_devices_index]),
7595 optarg);
7596 usb_devices_index++;
7597 break;
6a00d601
FB		 7598 case QEMU_OPTION_smp:
7599 smp_cpus = atoi(optarg);
ba3c64fb 7600 if (smp_cpus < 1 || smp_cpus > MAX_CPUS) {
6a00d601
FB		 7601 fprintf(stderr, "Invalid number of CPUs\n");
7602 exit(1);
7603 }
7604 break;
24236869 7605 case QEMU_OPTION_vnc:
73fc9742 7606 vnc_display = optarg;
24236869 7607 break;
6515b203
FB		 7608 case QEMU_OPTION_no_acpi:
7609 acpi_enabled = 0;
7610 break;
d1beab82
FB		 7611 case QEMU_OPTION_no_reboot:
7612 no_reboot = 1;
7613 break;
9467cd46
AZ		 7614 case QEMU_OPTION_show_cursor:
7615 cursor_hide = 0;
7616 break;
71e3ceb8
TS		 7617 case QEMU_OPTION_daemonize:
7618 daemonize = 1;
7619 break;
9ae02555
TS		 7620 case QEMU_OPTION_option_rom:
7621 if (nb_option_roms >= MAX_OPTION_ROMS) {
7622 fprintf(stderr, "Too many option ROMs\n");
7623 exit(1);
7624 }
7625 option_rom[nb_option_roms] = optarg;
7626 nb_option_roms++;
7627 break;
8e71621f
PB		 7628 case QEMU_OPTION_semihosting:
7629 semihosting_enabled = 1;
7630 break;
c35734b2
TS		 7631 case QEMU_OPTION_name:
7632 qemu_name = optarg;
7633 break;
66508601
BS		 7634#ifdef TARGET_SPARC
7635 case QEMU_OPTION_prom_env:
7636 if (nb_prom_envs >= MAX_PROM_ENVS) {
7637 fprintf(stderr, "Too many prom variables\n");
7638 exit(1);
7639 }
7640 prom_envs[nb_prom_envs] = optarg;
7641 nb_prom_envs++;
7642 break;
7643#endif
cd6f1169 7644 }
0824d6fc
FB		 7645 }
7646 }
330d0414 7647
71e3ceb8
TS		 7648#ifndef _WIN32
7649 if (daemonize && !nographic && vnc_display == NULL) {
7650 fprintf(stderr, "Can only daemonize if using -nographic or -vnc\n");
7651 daemonize = 0;
7652 }
7653
7654 if (daemonize) {
7655 pid_t pid;
7656
7657 if (pipe(fds) == -1)
7658 exit(1);
7659
7660 pid = fork();
7661 if (pid > 0) {
7662 uint8_t status;
7663 ssize_t len;
7664
7665 close(fds[1]);
7666
7667 again:
93815bc2
TS		 7668 len = read(fds[0], &status, 1);
7669 if (len == -1 && (errno == EINTR))
7670 goto again;
7671
7672 if (len != 1)
7673 exit(1);
7674 else if (status == 1) {
7675 fprintf(stderr, "Could not acquire pidfile\n");
7676 exit(1);
7677 } else
7678 exit(0);
71e3ceb8 7679 } else if (pid < 0)
93815bc2 7680 exit(1);
71e3ceb8
TS		 7681
7682 setsid();
7683
7684 pid = fork();
7685 if (pid > 0)
7686 exit(0);
7687 else if (pid < 0)
7688 exit(1);
7689
7690 umask(027);
7691 chdir("/");
7692
7693 signal(SIGTSTP, SIG_IGN);
7694 signal(SIGTTOU, SIG_IGN);
7695 signal(SIGTTIN, SIG_IGN);
7696 }
7697#endif
7698
aa26bb2d 7699 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
93815bc2
TS		 7700 if (daemonize) {
7701 uint8_t status = 1;
7702 write(fds[1], &status, 1);
7703 } else
7704 fprintf(stderr, "Could not acquire pid file\n");
7705 exit(1);
7706 }
7707
ff3fbb30
FB		 7708#ifdef USE_KQEMU
7709 if (smp_cpus > 1)
7710 kqemu_allowed = 0;
7711#endif
a20dd508 7712 linux_boot = (kernel_filename != NULL);
42550fde
TS		 7713
7714 if (!linux_boot &&
d84fe7ae 7715 boot_device != 'n' &&
96d30e48
TS		 7716 hd_filename[0] == '\0' &&
7717 (cdrom_index >= 0 && hd_filename[cdrom_index] == '\0') &&
c45886db 7718 fd_filename[0] == '\0')
0824d6fc
FB		 7719 help();
7720
96d30e48
TS		 7721 /* boot to floppy or the default cd if no hard disk defined yet */
7722 if (hd_filename[0] == '\0' && boot_device == 'c') {
7723 if (fd_filename[0] != '\0')
7724 boot_device = 'a';
7725 else
7726 boot_device = 'd';
7727 }
7728
b118d61e 7729 setvbuf(stdout, NULL, _IOLBF, 0);
7c9d8e07 7730
634fce96
PB		 7731 init_timers();
7732 init_timer_alarm();
83f64091 7733 qemu_aio_init();
634fce96 7734
fd1dff4b
FB		 7735#ifdef _WIN32
7736 socket_init();
7737#endif
7738
7c9d8e07
FB		 7739 /* init network clients */
7740 if (nb_net_clients == 0) {
7741 /* if no clients, we use a default config */
7742 pstrcpy(net_clients[0], sizeof(net_clients[0]),
7743 "nic");
7744 pstrcpy(net_clients[1], sizeof(net_clients[0]),
7745 "user");
7746 nb_net_clients = 2;
c20709aa
FB		 7747 }
7748
7c9d8e07
FB		 7749 for(i = 0;i < nb_net_clients; i++) {
7750 if (net_client_init(net_clients[i]) < 0)
7751 exit(1);
702c651c 7752 }
f1510b2c 7753
eec85c2a
TS		 7754#ifdef TARGET_I386
7755 if (boot_device == 'n') {
7756 for (i = 0; i < nb_nics; i++) {
7757 const char *model = nd_table[i].model;
7758 char buf[1024];
7759 if (model == NULL)
7760 model = "ne2k_pci";
7761 snprintf(buf, sizeof(buf), "%s/pxe-%s.bin", bios_dir, model);
7762 if (get_image_size(buf) > 0) {
7763 option_rom[nb_option_roms] = strdup(buf);
7764 nb_option_roms++;
7765 break;
7766 }
7767 }
7768 if (i == nb_nics) {
7769 fprintf(stderr, "No valid PXE rom found for network device\n");
7770 exit(1);
7771 }
7772 boot_device = 'c'; /* to prevent confusion by the BIOS */
7773 }
7774#endif
7775
0824d6fc 7776 /* init the memory */
970ac5a3 7777 phys_ram_size = ram_size + vga_ram_size + MAX_BIOS_SIZE;
9ae02555 7778
d993e026 7779 phys_ram_base = qemu_vmalloc(phys_ram_size);
7f7f9873
FB		 7780 if (!phys_ram_base) {
7781 fprintf(stderr, "Could not allocate physical memory\n");
0824d6fc
FB		 7782 exit(1);
7783 }
7784
96d30e48 7785 /* we always create the cdrom drive, even if no disk is there */
5905b2e5 7786 bdrv_init();
96d30e48
TS		 7787 if (cdrom_index >= 0) {
7788 bs_table[cdrom_index] = bdrv_new("cdrom");
7789 bdrv_set_type_hint(bs_table[cdrom_index], BDRV_TYPE_CDROM);
c4b1fcc0
FB		 7790 }
7791
96d30e48
TS		 7792 /* open the virtual block devices */
7793 for(i = 0; i < MAX_DISKS; i++) {
7794 if (hd_filename[i]) {
7795 if (!bs_table[i]) {
7796 char buf[64];
7797 snprintf(buf, sizeof(buf), "hd%c", i + 'a');
7798 bs_table[i] = bdrv_new(buf);
7799 }
7800 if (bdrv_open(bs_table[i], hd_filename[i], snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
7801 fprintf(stderr, "qemu: could not open hard disk image '%s'\n",
7802 hd_filename[i]);
7803 exit(1);
7804 }
7805 if (i == 0 && cyls != 0) {
7806 bdrv_set_geometry_hint(bs_table[i], cyls, heads, secs);
7807 bdrv_set_translation_hint(bs_table[i], translation);
7808 }
7809 }
c4b1fcc0
FB		 7810 }
7811
7812 /* we always create at least one floppy disk */
7813 fd_table[0] = bdrv_new("fda");
7814 bdrv_set_type_hint(fd_table[0], BDRV_TYPE_FLOPPY);
7815
7816 for(i = 0; i < MAX_FD; i++) {
7817 if (fd_filename[i]) {
7818 if (!fd_table[i]) {
7819 char buf[64];
7820 snprintf(buf, sizeof(buf), "fd%c", i + 'a');
7821 fd_table[i] = bdrv_new(buf);
7822 bdrv_set_type_hint(fd_table[i], BDRV_TYPE_FLOPPY);
7823 }
a1bb27b1 7824 if (fd_filename[i][0] != '\0') {
83f64091
FB		 7825 if (bdrv_open(fd_table[i], fd_filename[i],
7826 snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
c20709aa 7827 fprintf(stderr, "qemu: could not open floppy disk image '%s'\n",
c4b1fcc0
FB		 7828 fd_filename[i]);
7829 exit(1);
7830 }
7831 }
33e3963e
FB		 7832 }
7833 }
7834
2bac6019 7835 /* Open the virtual parallel flash block devices */
86f55663
JM		 7836 for(i = 0; i < MAX_PFLASH; i++) {
7837 if (pflash_filename[i]) {
7838 if (!pflash_table[i]) {
7839 char buf[64];
7840 snprintf(buf, sizeof(buf), "fl%c", i + 'a');
7841 pflash_table[i] = bdrv_new(buf);
7842 }
7843 if (bdrv_open(pflash_table[i], pflash_filename[i],
7844 snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
7845 fprintf(stderr, "qemu: could not open flash image '%s'\n",
7846 pflash_filename[i]);
7847 exit(1);
7848 }
7849 }
7850 }
7851
a1bb27b1
PB		 7852 sd_bdrv = bdrv_new ("sd");
7853 /* FIXME: This isn't really a floppy, but it's a reasonable
7854 approximation. */
7855 bdrv_set_type_hint(sd_bdrv, BDRV_TYPE_FLOPPY);
7856 if (sd_filename) {
7857 if (bdrv_open(sd_bdrv, sd_filename,
7858 snapshot ? BDRV_O_SNAPSHOT : 0) < 0) {
7859 fprintf(stderr, "qemu: could not open SD card image %s\n",
7860 sd_filename);
2bac6019 7861 } else
a171fe39 7862 qemu_key_check(sd_bdrv, sd_filename);
a1bb27b1
PB		 7863 }
7864
3e3d5815
AZ		 7865 if (mtd_filename) {
7866 mtd_bdrv = bdrv_new ("mtd");
7867 if (bdrv_open(mtd_bdrv, mtd_filename,
7868 snapshot ? BDRV_O_SNAPSHOT : 0) < 0 ||
7869 qemu_key_check(mtd_bdrv, mtd_filename)) {
7870 fprintf(stderr, "qemu: could not open Flash image %s\n",
7871 mtd_filename);
7872 bdrv_delete(mtd_bdrv);
7873 mtd_bdrv = 0;
7874 }
7875 }
7876
c88676f8
FB		 7877 register_savevm("timer", 0, 2, timer_save, timer_load, NULL);
7878 register_savevm("ram", 0, 2, ram_save, ram_load, NULL);
8a7ddc38 7879
330d0414 7880 init_ioports();
0824d6fc 7881
313aa567 7882 /* terminal init */
a20dd508 7883 if (nographic) {
313aa567 7884 dumb_display_init(ds);
73fc9742 7885 } else if (vnc_display != NULL) {
24236869 7886 vnc_display_init(ds, vnc_display);
313aa567 7887 } else {
5b0753e0 7888#if defined(CONFIG_SDL)
43523e93 7889 sdl_display_init(ds, full_screen, no_frame);
5b0753e0
FB		 7890#elif defined(CONFIG_COCOA)
7891 cocoa_display_init(ds, full_screen);
313aa567
FB		 7892#else
7893 dumb_display_init(ds);
7894#endif
7895 }
0824d6fc 7896
20d8a3ed
TS		 7897 /* Maintain compatibility with multiple stdio monitors */
7898 if (!strcmp(monitor_device,"stdio")) {
7899 for (i = 0; i < MAX_SERIAL_PORTS; i++) {
7900 if (!strcmp(serial_devices[i],"mon:stdio")) {
7901 monitor_device[0] = '\0';
7902 break;
7903 } else if (!strcmp(serial_devices[i],"stdio")) {
7904 monitor_device[0] = '\0';
7905 pstrcpy(serial_devices[0], sizeof(serial_devices[0]), "mon:stdio");
7906 break;
7907 }
7908 }
7909 }
7910 if (monitor_device[0] != '\0') {
7911 monitor_hd = qemu_chr_open(monitor_device);
7912 if (!monitor_hd) {
7913 fprintf(stderr, "qemu: could not open monitor device '%s'\n", monitor_device);
7914 exit(1);
7915 }
7916 monitor_init(monitor_hd, !nographic);
82c643ff 7917 }
82c643ff 7918
8d11df9e 7919 for(i = 0; i < MAX_SERIAL_PORTS; i++) {
c03b0f0f
FB		 7920 const char *devname = serial_devices[i];
7921 if (devname[0] != '\0' && strcmp(devname, "none")) {
7922 serial_hds[i] = qemu_chr_open(devname);
8d11df9e
FB		 7923 if (!serial_hds[i]) {
7924 fprintf(stderr, "qemu: could not open serial device '%s'\n",
c03b0f0f 7925 devname);
8d11df9e
FB		 7926 exit(1);
7927 }
c03b0f0f 7928 if (!strcmp(devname, "vc"))
7ba1260a 7929 qemu_chr_printf(serial_hds[i], "serial%d console\r\n", i);
8d11df9e 7930 }
82c643ff 7931 }
82c643ff 7932
6508fe59 7933 for(i = 0; i < MAX_PARALLEL_PORTS; i++) {
c03b0f0f
FB		 7934 const char *devname = parallel_devices[i];
7935 if (devname[0] != '\0' && strcmp(devname, "none")) {
7936 parallel_hds[i] = qemu_chr_open(devname);
6508fe59
FB		 7937 if (!parallel_hds[i]) {
7938 fprintf(stderr, "qemu: could not open parallel device '%s'\n",
c03b0f0f 7939 devname);
6508fe59
FB		 7940 exit(1);
7941 }
c03b0f0f 7942 if (!strcmp(devname, "vc"))
7ba1260a 7943 qemu_chr_printf(parallel_hds[i], "parallel%d console\r\n", i);
6508fe59
FB		 7944 }
7945 }
7946
cc1daa40
FB		 7947 machine->init(ram_size, vga_ram_size, boot_device,
7948 ds, fd_filename, snapshot,
94fc95cd 7949 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
73332e5c 7950
0d92ed30
PB		 7951 /* init USB devices */
7952 if (usb_enabled) {
7953 for(i = 0; i < usb_devices_index; i++) {
7954 if (usb_device_add(usb_devices[i]) < 0) {
7955 fprintf(stderr, "Warning: could not add USB device %s\n",
7956 usb_devices[i]);
7957 }
7958 }
7959 }
7960
8a7ddc38
FB		 7961 gui_timer = qemu_new_timer(rt_clock, gui_update, NULL);
7962 qemu_mod_timer(gui_timer, qemu_get_clock(rt_clock));
7f7f9873 7963
67b915a5 7964#ifdef CONFIG_GDBSTUB
b4608c04 7965 if (use_gdbstub) {
c636bb66
FB		 7966 /* XXX: use standard host:port notation and modify options
7967 accordingly. */
cfc3475a
PB		 7968 if (gdbserver_start(gdbstub_port) < 0) {
7969 fprintf(stderr, "qemu: could not open gdbstub device on port '%s'\n",
c636bb66 7970 gdbstub_port);
8a7ddc38 7971 exit(1);
8a7ddc38 7972 }
67b915a5
FB		 7973 } else
7974#endif
d63d307f 7975 if (loadvm)
faea38e7 7976 do_loadvm(loadvm);
d63d307f 7977
67b915a5 7978 {
5905b2e5
FB		 7979 /* XXX: simplify init */
7980 read_passwords();
3c07f8e8 7981 if (autostart) {
5905b2e5
FB		 7982 vm_start();
7983 }
0824d6fc 7984 }
ffd843bc 7985
71e3ceb8
TS		 7986 if (daemonize) {
7987 uint8_t status = 0;
7988 ssize_t len;
7989 int fd;
7990
7991 again1:
7992 len = write(fds[1], &status, 1);
7993 if (len == -1 && (errno == EINTR))
7994 goto again1;
7995
7996 if (len != 1)
7997 exit(1);
7998
7999 fd = open("/dev/null", O_RDWR);
8000 if (fd == -1)
8001 exit(1);
8002
8003 dup2(fd, 0);
8004 dup2(fd, 1);
8005 dup2(fd, 2);
8006
8007 close(fd);
8008 }
8009
8a7ddc38 8010 main_loop();
40c3bac3 8011 quit_timers();
0824d6fc
FB		 8012 return 0;
8013}
Qemu copy for testing