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Commit | Line | Data |
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9dc39cba FB |
1 | /* |
2 | * QEMU monitor | |
3 | * | |
4 | * Copyright (c) 2003-2004 Fabrice Bellard | |
5 | * | |
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. | |
23 | */ | |
9dc39cba | 24 | #include "vl.h" |
9307c4c1 | 25 | #include "disas.h" |
81d0912d | 26 | #include <dirent.h> |
9dc39cba FB |
27 | |
28 | //#define DEBUG | |
81d0912d | 29 | //#define DEBUG_COMPLETION |
9dc39cba | 30 | |
9307c4c1 FB |
31 | #ifndef offsetof |
32 | #define offsetof(type, field) ((size_t) &((type *)0)->field) | |
33 | #endif | |
34 | ||
9dc39cba | 35 | #define TERM_CMD_BUF_SIZE 4095 |
aa455485 | 36 | #define TERM_MAX_CMDS 64 |
81d0912d | 37 | #define NB_COMPLETIONS_MAX 256 |
9dc39cba FB |
38 | |
39 | #define IS_NORM 0 | |
40 | #define IS_ESC 1 | |
41 | #define IS_CSI 2 | |
42 | ||
43 | #define printf do_not_use_printf | |
44 | ||
45 | static char term_cmd_buf[TERM_CMD_BUF_SIZE + 1]; | |
46 | static int term_cmd_buf_index; | |
47 | static int term_cmd_buf_size; | |
81d0912d FB |
48 | |
49 | static char term_last_cmd_buf[TERM_CMD_BUF_SIZE + 1]; | |
50 | static int term_last_cmd_buf_index; | |
51 | static int term_last_cmd_buf_size; | |
52 | ||
9dc39cba FB |
53 | static int term_esc_state; |
54 | static int term_esc_param; | |
55 | ||
aa455485 FB |
56 | static char *term_history[TERM_MAX_CMDS]; |
57 | static int term_hist_entry; | |
81d0912d FB |
58 | static CharDriverState *monitor_hd; |
59 | ||
60 | static int nb_completions; | |
61 | static int completion_index; | |
62 | static char *completions[NB_COMPLETIONS_MAX]; | |
63 | ||
aa455485 | 64 | |
9307c4c1 FB |
65 | /* |
66 | * Supported types: | |
67 | * | |
68 | * 'F' filename | |
81d0912d | 69 | * 'B' block device name |
9307c4c1 FB |
70 | * 's' string (accept optional quote) |
71 | * 'i' integer | |
72 | * '/' optional gdb-like print format (like "/10x") | |
73 | * | |
74 | * '?' optional type (for 'F', 's' and 'i') | |
75 | * | |
76 | */ | |
77 | ||
9dc39cba FB |
78 | typedef struct term_cmd_t { |
79 | const char *name; | |
9307c4c1 FB |
80 | const char *args_type; |
81 | void (*handler)(); | |
9dc39cba FB |
82 | const char *params; |
83 | const char *help; | |
84 | } term_cmd_t; | |
85 | ||
86 | static term_cmd_t term_cmds[]; | |
87 | static term_cmd_t info_cmds[]; | |
88 | ||
81d0912d FB |
89 | static void add_completion(const char *str); |
90 | ||
9dc39cba FB |
91 | void term_printf(const char *fmt, ...) |
92 | { | |
81d0912d | 93 | char buf[4096]; |
9dc39cba FB |
94 | va_list ap; |
95 | va_start(ap, fmt); | |
81d0912d FB |
96 | vsnprintf(buf, sizeof(buf), fmt, ap); |
97 | qemu_chr_write(monitor_hd, buf, strlen(buf)); | |
9dc39cba FB |
98 | va_end(ap); |
99 | } | |
100 | ||
101 | void term_flush(void) | |
102 | { | |
9dc39cba FB |
103 | } |
104 | ||
105 | static int compare_cmd(const char *name, const char *list) | |
106 | { | |
107 | const char *p, *pstart; | |
108 | int len; | |
109 | len = strlen(name); | |
110 | p = list; | |
111 | for(;;) { | |
112 | pstart = p; | |
113 | p = strchr(p, '|'); | |
114 | if (!p) | |
115 | p = pstart + strlen(pstart); | |
116 | if ((p - pstart) == len && !memcmp(pstart, name, len)) | |
117 | return 1; | |
118 | if (*p == '\0') | |
119 | break; | |
120 | p++; | |
121 | } | |
122 | return 0; | |
123 | } | |
124 | ||
125 | static void help_cmd1(term_cmd_t *cmds, const char *prefix, const char *name) | |
126 | { | |
127 | term_cmd_t *cmd; | |
128 | ||
129 | for(cmd = cmds; cmd->name != NULL; cmd++) { | |
130 | if (!name || !strcmp(name, cmd->name)) | |
131 | term_printf("%s%s %s -- %s\n", prefix, cmd->name, cmd->params, cmd->help); | |
132 | } | |
133 | } | |
134 | ||
135 | static void help_cmd(const char *name) | |
136 | { | |
137 | if (name && !strcmp(name, "info")) { | |
138 | help_cmd1(info_cmds, "info ", NULL); | |
139 | } else { | |
140 | help_cmd1(term_cmds, "", name); | |
f193c797 FB |
141 | if (name && !strcmp(name, "log")) { |
142 | CPULogItem *item; | |
143 | term_printf("Log items (comma separated):\n"); | |
144 | term_printf("%-10s %s\n", "none", "remove all logs"); | |
145 | for(item = cpu_log_items; item->mask != 0; item++) { | |
146 | term_printf("%-10s %s\n", item->name, item->help); | |
147 | } | |
148 | } | |
9dc39cba FB |
149 | } |
150 | } | |
151 | ||
9307c4c1 | 152 | static void do_help(const char *name) |
9dc39cba | 153 | { |
9307c4c1 | 154 | help_cmd(name); |
9dc39cba FB |
155 | } |
156 | ||
9307c4c1 | 157 | static void do_commit(void) |
9dc39cba FB |
158 | { |
159 | int i; | |
160 | ||
161 | for (i = 0; i < MAX_DISKS; i++) { | |
162 | if (bs_table[i]) | |
163 | bdrv_commit(bs_table[i]); | |
164 | } | |
165 | } | |
166 | ||
9307c4c1 | 167 | static void do_info(const char *item) |
9dc39cba FB |
168 | { |
169 | term_cmd_t *cmd; | |
9dc39cba | 170 | |
9307c4c1 | 171 | if (!item) |
9dc39cba | 172 | goto help; |
9dc39cba | 173 | for(cmd = info_cmds; cmd->name != NULL; cmd++) { |
9307c4c1 | 174 | if (compare_cmd(item, cmd->name)) |
9dc39cba FB |
175 | goto found; |
176 | } | |
177 | help: | |
9307c4c1 | 178 | help_cmd("info"); |
9dc39cba FB |
179 | return; |
180 | found: | |
9307c4c1 | 181 | cmd->handler(); |
9dc39cba FB |
182 | } |
183 | ||
9307c4c1 | 184 | static void do_info_network(void) |
9dc39cba FB |
185 | { |
186 | int i, j; | |
187 | NetDriverState *nd; | |
188 | ||
189 | for(i = 0; i < nb_nics; i++) { | |
190 | nd = &nd_table[i]; | |
191 | term_printf("%d: ifname=%s macaddr=", i, nd->ifname); | |
192 | for(j = 0; j < 6; j++) { | |
193 | if (j > 0) | |
194 | term_printf(":"); | |
195 | term_printf("%02x", nd->macaddr[j]); | |
196 | } | |
197 | term_printf("\n"); | |
198 | } | |
199 | } | |
200 | ||
9307c4c1 | 201 | static void do_info_block(void) |
9dc39cba FB |
202 | { |
203 | bdrv_info(); | |
204 | } | |
205 | ||
9307c4c1 FB |
206 | static void do_info_registers(void) |
207 | { | |
208 | #ifdef TARGET_I386 | |
209 | cpu_dump_state(cpu_single_env, stdout, X86_DUMP_FPU | X86_DUMP_CCOP); | |
210 | #else | |
211 | cpu_dump_state(cpu_single_env, stdout, 0); | |
212 | #endif | |
213 | } | |
214 | ||
aa455485 FB |
215 | static void do_info_history (void) |
216 | { | |
217 | int i; | |
218 | ||
219 | for (i = 0; i < TERM_MAX_CMDS; i++) { | |
220 | if (term_history[i] == NULL) | |
221 | break; | |
222 | term_printf("%d: '%s'\n", i, term_history[i]); | |
223 | } | |
224 | } | |
225 | ||
9307c4c1 | 226 | static void do_quit(void) |
9dc39cba FB |
227 | { |
228 | exit(0); | |
229 | } | |
230 | ||
231 | static int eject_device(BlockDriverState *bs, int force) | |
232 | { | |
233 | if (bdrv_is_inserted(bs)) { | |
234 | if (!force) { | |
235 | if (!bdrv_is_removable(bs)) { | |
236 | term_printf("device is not removable\n"); | |
237 | return -1; | |
238 | } | |
239 | if (bdrv_is_locked(bs)) { | |
240 | term_printf("device is locked\n"); | |
241 | return -1; | |
242 | } | |
243 | } | |
244 | bdrv_close(bs); | |
245 | } | |
246 | return 0; | |
247 | } | |
248 | ||
9307c4c1 | 249 | static void do_eject(int force, const char *filename) |
9dc39cba FB |
250 | { |
251 | BlockDriverState *bs; | |
9dc39cba | 252 | |
9307c4c1 | 253 | bs = bdrv_find(filename); |
9dc39cba FB |
254 | if (!bs) { |
255 | term_printf("device not found\n"); | |
256 | return; | |
257 | } | |
258 | eject_device(bs, force); | |
259 | } | |
260 | ||
9307c4c1 | 261 | static void do_change(const char *device, const char *filename) |
9dc39cba FB |
262 | { |
263 | BlockDriverState *bs; | |
264 | ||
9307c4c1 | 265 | bs = bdrv_find(device); |
9dc39cba FB |
266 | if (!bs) { |
267 | term_printf("device not found\n"); | |
268 | return; | |
269 | } | |
270 | if (eject_device(bs, 0) < 0) | |
271 | return; | |
9307c4c1 | 272 | bdrv_open(bs, filename, 0); |
9dc39cba FB |
273 | } |
274 | ||
9307c4c1 | 275 | static void do_screen_dump(const char *filename) |
59a983b9 | 276 | { |
9307c4c1 | 277 | vga_screen_dump(filename); |
59a983b9 FB |
278 | } |
279 | ||
9307c4c1 | 280 | static void do_log(const char *items) |
f193c797 FB |
281 | { |
282 | int mask; | |
283 | ||
9307c4c1 | 284 | if (!strcmp(items, "none")) { |
f193c797 FB |
285 | mask = 0; |
286 | } else { | |
9307c4c1 | 287 | mask = cpu_str_to_log_mask(items); |
f193c797 | 288 | if (!mask) { |
9307c4c1 | 289 | help_cmd("log"); |
f193c797 FB |
290 | return; |
291 | } | |
292 | } | |
293 | cpu_set_log(mask); | |
294 | } | |
295 | ||
9307c4c1 | 296 | static void do_savevm(const char *filename) |
8a7ddc38 | 297 | { |
9307c4c1 FB |
298 | if (qemu_savevm(filename) < 0) |
299 | term_printf("I/O error when saving VM to '%s'\n", filename); | |
8a7ddc38 FB |
300 | } |
301 | ||
9307c4c1 | 302 | static void do_loadvm(const char *filename) |
8a7ddc38 | 303 | { |
9307c4c1 FB |
304 | if (qemu_loadvm(filename) < 0) |
305 | term_printf("I/O error when loading VM from '%s'\n", filename); | |
8a7ddc38 FB |
306 | } |
307 | ||
9307c4c1 | 308 | static void do_stop(void) |
8a7ddc38 FB |
309 | { |
310 | vm_stop(EXCP_INTERRUPT); | |
311 | } | |
312 | ||
9307c4c1 | 313 | static void do_cont(void) |
8a7ddc38 FB |
314 | { |
315 | vm_start(); | |
316 | } | |
317 | ||
67b915a5 | 318 | #ifdef CONFIG_GDBSTUB |
9307c4c1 | 319 | static void do_gdbserver(int has_port, int port) |
8a7ddc38 | 320 | { |
9307c4c1 FB |
321 | if (!has_port) |
322 | port = DEFAULT_GDBSTUB_PORT; | |
8a7ddc38 FB |
323 | if (gdbserver_start(port) < 0) { |
324 | qemu_printf("Could not open gdbserver socket on port %d\n", port); | |
325 | } else { | |
326 | qemu_printf("Waiting gdb connection on port %d\n", port); | |
327 | } | |
328 | } | |
67b915a5 | 329 | #endif |
8a7ddc38 | 330 | |
9307c4c1 FB |
331 | static void term_printc(int c) |
332 | { | |
333 | term_printf("'"); | |
334 | switch(c) { | |
335 | case '\'': | |
336 | term_printf("\\'"); | |
337 | break; | |
338 | case '\\': | |
339 | term_printf("\\\\"); | |
340 | break; | |
341 | case '\n': | |
342 | term_printf("\\n"); | |
343 | break; | |
344 | case '\r': | |
345 | term_printf("\\r"); | |
346 | break; | |
347 | default: | |
348 | if (c >= 32 && c <= 126) { | |
349 | term_printf("%c", c); | |
350 | } else { | |
351 | term_printf("\\x%02x", c); | |
352 | } | |
353 | break; | |
354 | } | |
355 | term_printf("'"); | |
356 | } | |
357 | ||
358 | static void memory_dump(int count, int format, int wsize, | |
359 | target_ulong addr, int is_physical) | |
360 | { | |
361 | int nb_per_line, l, line_size, i, max_digits, len; | |
362 | uint8_t buf[16]; | |
363 | uint64_t v; | |
364 | ||
365 | if (format == 'i') { | |
366 | int flags; | |
367 | flags = 0; | |
368 | #ifdef TARGET_I386 | |
4c27ba27 | 369 | if (wsize == 2) { |
9307c4c1 | 370 | flags = 1; |
4c27ba27 FB |
371 | } else if (wsize == 4) { |
372 | flags = 0; | |
373 | } else { | |
374 | /* as default we use the current CS size */ | |
375 | flags = 0; | |
376 | if (!(cpu_single_env->segs[R_CS].flags & DESC_B_MASK)) | |
377 | flags = 1; | |
378 | } | |
379 | #endif | |
9307c4c1 FB |
380 | monitor_disas(addr, count, is_physical, flags); |
381 | return; | |
382 | } | |
383 | ||
384 | len = wsize * count; | |
385 | if (wsize == 1) | |
386 | line_size = 8; | |
387 | else | |
388 | line_size = 16; | |
389 | nb_per_line = line_size / wsize; | |
390 | max_digits = 0; | |
391 | ||
392 | switch(format) { | |
393 | case 'o': | |
394 | max_digits = (wsize * 8 + 2) / 3; | |
395 | break; | |
396 | default: | |
397 | case 'x': | |
398 | max_digits = (wsize * 8) / 4; | |
399 | break; | |
400 | case 'u': | |
401 | case 'd': | |
402 | max_digits = (wsize * 8 * 10 + 32) / 33; | |
403 | break; | |
404 | case 'c': | |
405 | wsize = 1; | |
406 | break; | |
407 | } | |
408 | ||
409 | while (len > 0) { | |
410 | term_printf("0x%08x:", addr); | |
411 | l = len; | |
412 | if (l > line_size) | |
413 | l = line_size; | |
414 | if (is_physical) { | |
415 | cpu_physical_memory_rw(addr, buf, l, 0); | |
416 | } else { | |
417 | cpu_memory_rw_debug(cpu_single_env, addr, buf, l, 0); | |
418 | } | |
419 | i = 0; | |
420 | while (i < l) { | |
421 | switch(wsize) { | |
422 | default: | |
423 | case 1: | |
424 | v = ldub_raw(buf + i); | |
425 | break; | |
426 | case 2: | |
427 | v = lduw_raw(buf + i); | |
428 | break; | |
429 | case 4: | |
430 | v = ldl_raw(buf + i); | |
431 | break; | |
432 | case 8: | |
433 | v = ldq_raw(buf + i); | |
434 | break; | |
435 | } | |
436 | term_printf(" "); | |
437 | switch(format) { | |
438 | case 'o': | |
439 | term_printf("%#*llo", max_digits, v); | |
440 | break; | |
441 | case 'x': | |
442 | term_printf("0x%0*llx", max_digits, v); | |
443 | break; | |
444 | case 'u': | |
445 | term_printf("%*llu", max_digits, v); | |
446 | break; | |
447 | case 'd': | |
448 | term_printf("%*lld", max_digits, v); | |
449 | break; | |
450 | case 'c': | |
451 | term_printc(v); | |
452 | break; | |
453 | } | |
454 | i += wsize; | |
455 | } | |
456 | term_printf("\n"); | |
457 | addr += l; | |
458 | len -= l; | |
459 | } | |
460 | } | |
461 | ||
462 | static void do_memory_dump(int count, int format, int size, int addr) | |
463 | { | |
464 | memory_dump(count, format, size, addr, 0); | |
465 | } | |
466 | ||
467 | static void do_physical_memory_dump(int count, int format, int size, int addr) | |
468 | { | |
469 | memory_dump(count, format, size, addr, 1); | |
470 | } | |
471 | ||
472 | static void do_print(int count, int format, int size, int val) | |
473 | { | |
474 | switch(format) { | |
475 | case 'o': | |
476 | term_printf("%#o", val); | |
477 | break; | |
478 | case 'x': | |
479 | term_printf("%#x", val); | |
480 | break; | |
481 | case 'u': | |
482 | term_printf("%u", val); | |
483 | break; | |
484 | default: | |
485 | case 'd': | |
486 | term_printf("%d", val); | |
487 | break; | |
488 | case 'c': | |
489 | term_printc(val); | |
490 | break; | |
491 | } | |
492 | term_printf("\n"); | |
493 | } | |
494 | ||
a3a91a35 FB |
495 | typedef struct { |
496 | int keycode; | |
497 | const char *name; | |
498 | } KeyDef; | |
499 | ||
500 | static const KeyDef key_defs[] = { | |
501 | { 0x2a, "shift" }, | |
502 | { 0x36, "shift_r" }, | |
503 | ||
504 | { 0x38, "alt" }, | |
505 | { 0xb8, "alt_r" }, | |
506 | { 0x1d, "ctrl" }, | |
507 | { 0x9d, "ctrl_r" }, | |
508 | ||
509 | { 0xdd, "menu" }, | |
510 | ||
511 | { 0x01, "esc" }, | |
512 | ||
513 | { 0x02, "1" }, | |
514 | { 0x03, "2" }, | |
515 | { 0x04, "3" }, | |
516 | { 0x05, "4" }, | |
517 | { 0x06, "5" }, | |
518 | { 0x07, "6" }, | |
519 | { 0x08, "7" }, | |
520 | { 0x09, "8" }, | |
521 | { 0x0a, "9" }, | |
522 | { 0x0b, "0" }, | |
523 | { 0x0e, "backspace" }, | |
524 | ||
525 | { 0x0f, "tab" }, | |
526 | { 0x10, "q" }, | |
527 | { 0x11, "w" }, | |
528 | { 0x12, "e" }, | |
529 | { 0x13, "r" }, | |
530 | { 0x14, "t" }, | |
531 | { 0x15, "y" }, | |
532 | { 0x16, "u" }, | |
533 | { 0x17, "i" }, | |
534 | { 0x18, "o" }, | |
535 | { 0x19, "p" }, | |
536 | ||
537 | { 0x1c, "ret" }, | |
538 | ||
539 | { 0x1e, "a" }, | |
540 | { 0x1f, "s" }, | |
541 | { 0x20, "d" }, | |
542 | { 0x21, "f" }, | |
543 | { 0x22, "g" }, | |
544 | { 0x23, "h" }, | |
545 | { 0x24, "j" }, | |
546 | { 0x25, "k" }, | |
547 | { 0x26, "l" }, | |
548 | ||
549 | { 0x2c, "z" }, | |
550 | { 0x2d, "x" }, | |
551 | { 0x2e, "c" }, | |
552 | { 0x2f, "v" }, | |
553 | { 0x30, "b" }, | |
554 | { 0x31, "n" }, | |
555 | { 0x32, "m" }, | |
556 | ||
557 | { 0x39, "spc" }, | |
00ffa62a | 558 | { 0x3a, "caps_lock" }, |
a3a91a35 FB |
559 | { 0x3b, "f1" }, |
560 | { 0x3c, "f2" }, | |
561 | { 0x3d, "f3" }, | |
562 | { 0x3e, "f4" }, | |
563 | { 0x3f, "f5" }, | |
564 | { 0x40, "f6" }, | |
565 | { 0x41, "f7" }, | |
566 | { 0x42, "f8" }, | |
567 | { 0x43, "f9" }, | |
568 | { 0x44, "f10" }, | |
00ffa62a | 569 | { 0x45, "num_lock" }, |
a3a91a35 FB |
570 | { 0x46, "scroll_lock" }, |
571 | ||
572 | { 0x56, "<" }, | |
573 | ||
574 | { 0x57, "f11" }, | |
575 | { 0x58, "f12" }, | |
576 | ||
577 | { 0xb7, "print" }, | |
578 | ||
579 | { 0xc7, "home" }, | |
580 | { 0xc9, "pgup" }, | |
581 | { 0xd1, "pgdn" }, | |
582 | { 0xcf, "end" }, | |
583 | ||
584 | { 0xcb, "left" }, | |
585 | { 0xc8, "up" }, | |
586 | { 0xd0, "down" }, | |
587 | { 0xcd, "right" }, | |
588 | ||
589 | { 0xd2, "insert" }, | |
590 | { 0xd3, "delete" }, | |
591 | { 0, NULL }, | |
592 | }; | |
593 | ||
594 | static int get_keycode(const char *key) | |
595 | { | |
596 | const KeyDef *p; | |
597 | ||
598 | for(p = key_defs; p->name != NULL; p++) { | |
599 | if (!strcmp(key, p->name)) | |
600 | return p->keycode; | |
601 | } | |
602 | return -1; | |
603 | } | |
604 | ||
605 | static void do_send_key(const char *string) | |
606 | { | |
607 | char keybuf[16], *q; | |
608 | uint8_t keycodes[16]; | |
609 | const char *p; | |
610 | int nb_keycodes, keycode, i; | |
611 | ||
612 | nb_keycodes = 0; | |
613 | p = string; | |
614 | while (*p != '\0') { | |
615 | q = keybuf; | |
616 | while (*p != '\0' && *p != '-') { | |
617 | if ((q - keybuf) < sizeof(keybuf) - 1) { | |
618 | *q++ = *p; | |
619 | } | |
620 | p++; | |
621 | } | |
622 | *q = '\0'; | |
623 | keycode = get_keycode(keybuf); | |
624 | if (keycode < 0) { | |
625 | term_printf("unknown key: '%s'\n", keybuf); | |
626 | return; | |
627 | } | |
628 | keycodes[nb_keycodes++] = keycode; | |
629 | if (*p == '\0') | |
630 | break; | |
631 | p++; | |
632 | } | |
633 | /* key down events */ | |
634 | for(i = 0; i < nb_keycodes; i++) { | |
635 | keycode = keycodes[i]; | |
636 | if (keycode & 0x80) | |
637 | kbd_put_keycode(0xe0); | |
638 | kbd_put_keycode(keycode & 0x7f); | |
639 | } | |
640 | /* key up events */ | |
641 | for(i = nb_keycodes - 1; i >= 0; i--) { | |
642 | keycode = keycodes[i]; | |
643 | if (keycode & 0x80) | |
644 | kbd_put_keycode(0xe0); | |
645 | kbd_put_keycode(keycode | 0x80); | |
646 | } | |
647 | } | |
648 | ||
3440557b FB |
649 | static void do_ioport_read(int count, int format, int size, int addr, int has_index, int index) |
650 | { | |
651 | uint32_t val; | |
652 | int suffix; | |
653 | ||
654 | if (has_index) { | |
655 | cpu_outb(NULL, addr & 0xffff, index & 0xff); | |
656 | addr++; | |
657 | } | |
658 | addr &= 0xffff; | |
659 | ||
660 | switch(size) { | |
661 | default: | |
662 | case 1: | |
663 | val = cpu_inb(NULL, addr); | |
664 | suffix = 'b'; | |
665 | break; | |
666 | case 2: | |
667 | val = cpu_inw(NULL, addr); | |
668 | suffix = 'w'; | |
669 | break; | |
670 | case 4: | |
671 | val = cpu_inl(NULL, addr); | |
672 | suffix = 'l'; | |
673 | break; | |
674 | } | |
675 | term_printf("port%c[0x%04x] = %#0*x\n", | |
676 | suffix, addr, size * 2, val); | |
677 | } | |
a3a91a35 | 678 | |
e4f9082b FB |
679 | static void do_system_reset(void) |
680 | { | |
681 | qemu_system_reset_request(); | |
682 | } | |
683 | ||
9dc39cba | 684 | static term_cmd_t term_cmds[] = { |
9307c4c1 | 685 | { "help|?", "s?", do_help, |
9dc39cba | 686 | "[cmd]", "show the help" }, |
9307c4c1 | 687 | { "commit", "", do_commit, |
9dc39cba | 688 | "", "commit changes to the disk images (if -snapshot is used)" }, |
9307c4c1 | 689 | { "info", "s?", do_info, |
9dc39cba | 690 | "subcommand", "show various information about the system state" }, |
9307c4c1 | 691 | { "q|quit", "", do_quit, |
9dc39cba | 692 | "", "quit the emulator" }, |
81d0912d | 693 | { "eject", "-fB", do_eject, |
9dc39cba | 694 | "[-f] device", "eject a removable media (use -f to force it)" }, |
81d0912d | 695 | { "change", "BF", do_change, |
9dc39cba | 696 | "device filename", "change a removable media" }, |
9307c4c1 | 697 | { "screendump", "F", do_screen_dump, |
59a983b9 | 698 | "filename", "save screen into PPM image 'filename'" }, |
9307c4c1 | 699 | { "log", "s", do_log, |
f193c797 | 700 | "item1[,...]", "activate logging of the specified items to '/tmp/qemu.log'" }, |
9307c4c1 | 701 | { "savevm", "F", do_savevm, |
8a7ddc38 | 702 | "filename", "save the whole virtual machine state to 'filename'" }, |
9307c4c1 | 703 | { "loadvm", "F", do_loadvm, |
8a7ddc38 | 704 | "filename", "restore the whole virtual machine state from 'filename'" }, |
9307c4c1 FB |
705 | { "stop", "", do_stop, |
706 | "", "stop emulation", }, | |
707 | { "c|cont", "", do_cont, | |
708 | "", "resume emulation", }, | |
67b915a5 | 709 | #ifdef CONFIG_GDBSTUB |
9307c4c1 FB |
710 | { "gdbserver", "i?", do_gdbserver, |
711 | "[port]", "start gdbserver session (default port=1234)", }, | |
67b915a5 | 712 | #endif |
9307c4c1 FB |
713 | { "x", "/i", do_memory_dump, |
714 | "/fmt addr", "virtual memory dump starting at 'addr'", }, | |
715 | { "xp", "/i", do_physical_memory_dump, | |
716 | "/fmt addr", "physical memory dump starting at 'addr'", }, | |
717 | { "p|print", "/i", do_print, | |
718 | "/fmt expr", "print expression value (use $reg for CPU register access)", }, | |
3440557b FB |
719 | { "i", "/ii.", do_ioport_read, |
720 | "/fmt addr", "I/O port read" }, | |
721 | ||
a3a91a35 FB |
722 | { "sendkey", "s", do_send_key, |
723 | "keys", "send keys to the VM (e.g. 'sendkey ctrl-alt-f1')" }, | |
e4f9082b FB |
724 | { "system_reset", "", do_system_reset, |
725 | "", "reset the system" }, | |
f193c797 | 726 | { NULL, NULL, }, |
9dc39cba FB |
727 | }; |
728 | ||
729 | static term_cmd_t info_cmds[] = { | |
9307c4c1 | 730 | { "network", "", do_info_network, |
9dc39cba | 731 | "", "show the network state" }, |
9307c4c1 | 732 | { "block", "", do_info_block, |
9dc39cba | 733 | "", "show the block devices" }, |
9307c4c1 FB |
734 | { "registers", "", do_info_registers, |
735 | "", "show the cpu registers" }, | |
aa455485 FB |
736 | { "history", "", do_info_history, |
737 | "", "show the command line history", }, | |
4a0fb71e FB |
738 | { "irq", "", irq_info, |
739 | "", "show the interrupts statistics (if available)", }, | |
4c27ba27 FB |
740 | { "pic", "", pic_info, |
741 | "", "show i8259 (PIC) state", }, | |
86e0c048 FB |
742 | { "pci", "", pci_info, |
743 | "", "show PCI info", }, | |
9dc39cba FB |
744 | { NULL, NULL, }, |
745 | }; | |
746 | ||
9307c4c1 FB |
747 | /*******************************************************************/ |
748 | ||
749 | static const char *pch; | |
750 | static jmp_buf expr_env; | |
751 | ||
752 | typedef struct MonitorDef { | |
753 | const char *name; | |
754 | int offset; | |
755 | int (*get_value)(struct MonitorDef *md); | |
756 | } MonitorDef; | |
757 | ||
57206fd4 FB |
758 | #if defined(TARGET_I386) |
759 | static int monitor_get_pc (struct MonitorDef *md) | |
760 | { | |
761 | return cpu_single_env->eip + (long)cpu_single_env->segs[R_CS].base; | |
762 | } | |
763 | #endif | |
764 | ||
a541f297 FB |
765 | #if defined(TARGET_PPC) |
766 | static int monitor_get_ccr (struct MonitorDef *md) | |
767 | { | |
768 | unsigned int u; | |
769 | int i; | |
770 | ||
771 | u = 0; | |
772 | for (i = 0; i < 8; i++) | |
773 | u |= cpu_single_env->crf[i] << (32 - (4 * i)); | |
774 | ||
775 | return u; | |
776 | } | |
777 | ||
778 | static int monitor_get_msr (struct MonitorDef *md) | |
779 | { | |
780 | return (cpu_single_env->msr[MSR_POW] << MSR_POW) | | |
781 | (cpu_single_env->msr[MSR_ILE] << MSR_ILE) | | |
782 | (cpu_single_env->msr[MSR_EE] << MSR_EE) | | |
783 | (cpu_single_env->msr[MSR_PR] << MSR_PR) | | |
784 | (cpu_single_env->msr[MSR_FP] << MSR_FP) | | |
785 | (cpu_single_env->msr[MSR_ME] << MSR_ME) | | |
786 | (cpu_single_env->msr[MSR_FE0] << MSR_FE0) | | |
787 | (cpu_single_env->msr[MSR_SE] << MSR_SE) | | |
788 | (cpu_single_env->msr[MSR_BE] << MSR_BE) | | |
789 | (cpu_single_env->msr[MSR_FE1] << MSR_FE1) | | |
790 | (cpu_single_env->msr[MSR_IP] << MSR_IP) | | |
791 | (cpu_single_env->msr[MSR_IR] << MSR_IR) | | |
792 | (cpu_single_env->msr[MSR_DR] << MSR_DR) | | |
793 | (cpu_single_env->msr[MSR_RI] << MSR_RI) | | |
794 | (cpu_single_env->msr[MSR_LE] << MSR_LE); | |
795 | } | |
796 | ||
797 | static int monitor_get_xer (struct MonitorDef *md) | |
798 | { | |
799 | return (cpu_single_env->xer[XER_SO] << XER_SO) | | |
800 | (cpu_single_env->xer[XER_OV] << XER_OV) | | |
801 | (cpu_single_env->xer[XER_CA] << XER_CA) | | |
802 | (cpu_single_env->xer[XER_BC] << XER_BC); | |
803 | } | |
9fddaa0c FB |
804 | |
805 | uint32_t cpu_ppc_load_decr (CPUState *env); | |
806 | static int monitor_get_decr (struct MonitorDef *md) | |
807 | { | |
808 | return cpu_ppc_load_decr(cpu_single_env); | |
809 | } | |
810 | ||
811 | uint32_t cpu_ppc_load_tbu (CPUState *env); | |
812 | static int monitor_get_tbu (struct MonitorDef *md) | |
813 | { | |
814 | return cpu_ppc_load_tbu(cpu_single_env); | |
815 | } | |
816 | ||
817 | uint32_t cpu_ppc_load_tbl (CPUState *env); | |
818 | static int monitor_get_tbl (struct MonitorDef *md) | |
819 | { | |
820 | return cpu_ppc_load_tbl(cpu_single_env); | |
821 | } | |
a541f297 FB |
822 | #endif |
823 | ||
9307c4c1 FB |
824 | static MonitorDef monitor_defs[] = { |
825 | #ifdef TARGET_I386 | |
57206fd4 FB |
826 | |
827 | #define SEG(name, seg) \ | |
828 | { name, offsetof(CPUState, segs[seg].selector) },\ | |
829 | { name ".base", offsetof(CPUState, segs[seg].base) },\ | |
830 | { name ".limit", offsetof(CPUState, segs[seg].limit) }, | |
831 | ||
9307c4c1 FB |
832 | { "eax", offsetof(CPUState, regs[0]) }, |
833 | { "ecx", offsetof(CPUState, regs[1]) }, | |
834 | { "edx", offsetof(CPUState, regs[2]) }, | |
835 | { "ebx", offsetof(CPUState, regs[3]) }, | |
836 | { "esp|sp", offsetof(CPUState, regs[4]) }, | |
837 | { "ebp|fp", offsetof(CPUState, regs[5]) }, | |
838 | { "esi", offsetof(CPUState, regs[6]) }, | |
839 | { "esi", offsetof(CPUState, regs[7]) }, | |
840 | { "eflags", offsetof(CPUState, eflags) }, | |
57206fd4 FB |
841 | { "eip", offsetof(CPUState, eip) }, |
842 | SEG("cs", R_CS) | |
843 | SEG("ds", R_DS) | |
844 | SEG("es", R_ES) | |
845 | SEG("fs", R_FS) | |
846 | SEG("gs", R_GS) | |
847 | { "pc", 0, monitor_get_pc, }, | |
a541f297 FB |
848 | #elif defined(TARGET_PPC) |
849 | { "r0", offsetof(CPUState, gpr[0]) }, | |
850 | { "r1", offsetof(CPUState, gpr[1]) }, | |
851 | { "r2", offsetof(CPUState, gpr[2]) }, | |
852 | { "r3", offsetof(CPUState, gpr[3]) }, | |
853 | { "r4", offsetof(CPUState, gpr[4]) }, | |
854 | { "r5", offsetof(CPUState, gpr[5]) }, | |
855 | { "r6", offsetof(CPUState, gpr[6]) }, | |
856 | { "r7", offsetof(CPUState, gpr[7]) }, | |
857 | { "r8", offsetof(CPUState, gpr[8]) }, | |
858 | { "r9", offsetof(CPUState, gpr[9]) }, | |
859 | { "r10", offsetof(CPUState, gpr[10]) }, | |
860 | { "r11", offsetof(CPUState, gpr[11]) }, | |
861 | { "r12", offsetof(CPUState, gpr[12]) }, | |
862 | { "r13", offsetof(CPUState, gpr[13]) }, | |
863 | { "r14", offsetof(CPUState, gpr[14]) }, | |
864 | { "r15", offsetof(CPUState, gpr[15]) }, | |
865 | { "r16", offsetof(CPUState, gpr[16]) }, | |
866 | { "r17", offsetof(CPUState, gpr[17]) }, | |
867 | { "r18", offsetof(CPUState, gpr[18]) }, | |
868 | { "r19", offsetof(CPUState, gpr[19]) }, | |
869 | { "r20", offsetof(CPUState, gpr[20]) }, | |
870 | { "r21", offsetof(CPUState, gpr[21]) }, | |
871 | { "r22", offsetof(CPUState, gpr[22]) }, | |
872 | { "r23", offsetof(CPUState, gpr[23]) }, | |
873 | { "r24", offsetof(CPUState, gpr[24]) }, | |
874 | { "r25", offsetof(CPUState, gpr[25]) }, | |
875 | { "r26", offsetof(CPUState, gpr[26]) }, | |
876 | { "r27", offsetof(CPUState, gpr[27]) }, | |
877 | { "r28", offsetof(CPUState, gpr[28]) }, | |
878 | { "r29", offsetof(CPUState, gpr[29]) }, | |
879 | { "r30", offsetof(CPUState, gpr[30]) }, | |
880 | { "r31", offsetof(CPUState, gpr[31]) }, | |
57206fd4 | 881 | { "nip|pc", offsetof(CPUState, nip) }, |
a541f297 FB |
882 | { "lr", offsetof(CPUState, lr) }, |
883 | { "ctr", offsetof(CPUState, ctr) }, | |
9fddaa0c | 884 | { "decr", 0, &monitor_get_decr, }, |
a541f297 FB |
885 | { "ccr", 0, &monitor_get_ccr, }, |
886 | { "msr", 0, &monitor_get_msr, }, | |
887 | { "xer", 0, &monitor_get_xer, }, | |
9fddaa0c FB |
888 | { "tbu", 0, &monitor_get_tbu, }, |
889 | { "tbl", 0, &monitor_get_tbl, }, | |
a541f297 FB |
890 | { "sdr1", offsetof(CPUState, sdr1) }, |
891 | { "sr0", offsetof(CPUState, sr[0]) }, | |
892 | { "sr1", offsetof(CPUState, sr[1]) }, | |
893 | { "sr2", offsetof(CPUState, sr[2]) }, | |
894 | { "sr3", offsetof(CPUState, sr[3]) }, | |
895 | { "sr4", offsetof(CPUState, sr[4]) }, | |
896 | { "sr5", offsetof(CPUState, sr[5]) }, | |
897 | { "sr6", offsetof(CPUState, sr[6]) }, | |
898 | { "sr7", offsetof(CPUState, sr[7]) }, | |
899 | { "sr8", offsetof(CPUState, sr[8]) }, | |
900 | { "sr9", offsetof(CPUState, sr[9]) }, | |
901 | { "sr10", offsetof(CPUState, sr[10]) }, | |
902 | { "sr11", offsetof(CPUState, sr[11]) }, | |
903 | { "sr12", offsetof(CPUState, sr[12]) }, | |
904 | { "sr13", offsetof(CPUState, sr[13]) }, | |
905 | { "sr14", offsetof(CPUState, sr[14]) }, | |
906 | { "sr15", offsetof(CPUState, sr[15]) }, | |
907 | /* Too lazy to put BATs and SPRs ... */ | |
9307c4c1 FB |
908 | #endif |
909 | { NULL }, | |
910 | }; | |
911 | ||
912 | static void expr_error(const char *fmt) | |
9dc39cba | 913 | { |
9307c4c1 FB |
914 | term_printf(fmt); |
915 | term_printf("\n"); | |
916 | longjmp(expr_env, 1); | |
917 | } | |
918 | ||
919 | static int get_monitor_def(int *pval, const char *name) | |
920 | { | |
921 | MonitorDef *md; | |
922 | for(md = monitor_defs; md->name != NULL; md++) { | |
923 | if (compare_cmd(name, md->name)) { | |
924 | if (md->get_value) { | |
925 | *pval = md->get_value(md); | |
926 | } else { | |
927 | *pval = *(uint32_t *)((uint8_t *)cpu_single_env + md->offset); | |
928 | } | |
929 | return 0; | |
930 | } | |
931 | } | |
932 | return -1; | |
933 | } | |
934 | ||
935 | static void next(void) | |
936 | { | |
937 | if (pch != '\0') { | |
938 | pch++; | |
939 | while (isspace(*pch)) | |
940 | pch++; | |
941 | } | |
942 | } | |
943 | ||
944 | static int expr_sum(void); | |
945 | ||
946 | static int expr_unary(void) | |
947 | { | |
948 | int n; | |
949 | char *p; | |
950 | ||
951 | switch(*pch) { | |
952 | case '+': | |
953 | next(); | |
954 | n = expr_unary(); | |
955 | break; | |
956 | case '-': | |
957 | next(); | |
958 | n = -expr_unary(); | |
959 | break; | |
960 | case '~': | |
961 | next(); | |
962 | n = ~expr_unary(); | |
963 | break; | |
964 | case '(': | |
965 | next(); | |
966 | n = expr_sum(); | |
967 | if (*pch != ')') { | |
968 | expr_error("')' expected"); | |
969 | } | |
970 | next(); | |
971 | break; | |
81d0912d FB |
972 | case '\'': |
973 | pch++; | |
974 | if (*pch == '\0') | |
975 | expr_error("character constant expected"); | |
976 | n = *pch; | |
977 | pch++; | |
978 | if (*pch != '\'') | |
979 | expr_error("missing terminating \' character"); | |
980 | next(); | |
981 | break; | |
9307c4c1 FB |
982 | case '$': |
983 | { | |
984 | char buf[128], *q; | |
985 | ||
986 | pch++; | |
987 | q = buf; | |
988 | while ((*pch >= 'a' && *pch <= 'z') || | |
989 | (*pch >= 'A' && *pch <= 'Z') || | |
990 | (*pch >= '0' && *pch <= '9') || | |
57206fd4 | 991 | *pch == '_' || *pch == '.') { |
9307c4c1 FB |
992 | if ((q - buf) < sizeof(buf) - 1) |
993 | *q++ = *pch; | |
994 | pch++; | |
995 | } | |
996 | while (isspace(*pch)) | |
997 | pch++; | |
998 | *q = 0; | |
999 | if (get_monitor_def(&n, buf)) | |
1000 | expr_error("unknown register"); | |
1001 | } | |
1002 | break; | |
1003 | case '\0': | |
1004 | expr_error("unexpected end of expression"); | |
1005 | n = 0; | |
1006 | break; | |
1007 | default: | |
1008 | n = strtoul(pch, &p, 0); | |
1009 | if (pch == p) { | |
1010 | expr_error("invalid char in expression"); | |
1011 | } | |
1012 | pch = p; | |
1013 | while (isspace(*pch)) | |
1014 | pch++; | |
1015 | break; | |
1016 | } | |
1017 | return n; | |
1018 | } | |
1019 | ||
1020 | ||
1021 | static int expr_prod(void) | |
1022 | { | |
1023 | int val, val2, op; | |
1024 | ||
1025 | val = expr_unary(); | |
1026 | for(;;) { | |
1027 | op = *pch; | |
1028 | if (op != '*' && op != '/' && op != '%') | |
1029 | break; | |
1030 | next(); | |
1031 | val2 = expr_unary(); | |
1032 | switch(op) { | |
1033 | default: | |
1034 | case '*': | |
1035 | val *= val2; | |
1036 | break; | |
1037 | case '/': | |
1038 | case '%': | |
1039 | if (val2 == 0) | |
5b60212f | 1040 | expr_error("division by zero"); |
9307c4c1 FB |
1041 | if (op == '/') |
1042 | val /= val2; | |
1043 | else | |
1044 | val %= val2; | |
1045 | break; | |
1046 | } | |
1047 | } | |
1048 | return val; | |
1049 | } | |
1050 | ||
1051 | static int expr_logic(void) | |
1052 | { | |
1053 | int val, val2, op; | |
1054 | ||
1055 | val = expr_prod(); | |
1056 | for(;;) { | |
1057 | op = *pch; | |
1058 | if (op != '&' && op != '|' && op != '^') | |
1059 | break; | |
1060 | next(); | |
1061 | val2 = expr_prod(); | |
1062 | switch(op) { | |
1063 | default: | |
1064 | case '&': | |
1065 | val &= val2; | |
1066 | break; | |
1067 | case '|': | |
1068 | val |= val2; | |
1069 | break; | |
1070 | case '^': | |
1071 | val ^= val2; | |
1072 | break; | |
1073 | } | |
1074 | } | |
1075 | return val; | |
1076 | } | |
1077 | ||
1078 | static int expr_sum(void) | |
1079 | { | |
1080 | int val, val2, op; | |
1081 | ||
1082 | val = expr_logic(); | |
1083 | for(;;) { | |
1084 | op = *pch; | |
1085 | if (op != '+' && op != '-') | |
1086 | break; | |
1087 | next(); | |
1088 | val2 = expr_logic(); | |
1089 | if (op == '+') | |
1090 | val += val2; | |
1091 | else | |
1092 | val -= val2; | |
1093 | } | |
1094 | return val; | |
1095 | } | |
1096 | ||
1097 | static int get_expr(int *pval, const char **pp) | |
1098 | { | |
1099 | pch = *pp; | |
1100 | if (setjmp(expr_env)) { | |
1101 | *pp = pch; | |
1102 | return -1; | |
1103 | } | |
1104 | while (isspace(*pch)) | |
1105 | pch++; | |
1106 | *pval = expr_sum(); | |
1107 | *pp = pch; | |
1108 | return 0; | |
1109 | } | |
1110 | ||
1111 | static int get_str(char *buf, int buf_size, const char **pp) | |
1112 | { | |
1113 | const char *p; | |
1114 | char *q; | |
1115 | int c; | |
1116 | ||
81d0912d | 1117 | q = buf; |
9307c4c1 FB |
1118 | p = *pp; |
1119 | while (isspace(*p)) | |
1120 | p++; | |
1121 | if (*p == '\0') { | |
1122 | fail: | |
81d0912d | 1123 | *q = '\0'; |
9307c4c1 FB |
1124 | *pp = p; |
1125 | return -1; | |
1126 | } | |
9307c4c1 FB |
1127 | if (*p == '\"') { |
1128 | p++; | |
1129 | while (*p != '\0' && *p != '\"') { | |
1130 | if (*p == '\\') { | |
1131 | p++; | |
1132 | c = *p++; | |
1133 | switch(c) { | |
1134 | case 'n': | |
1135 | c = '\n'; | |
1136 | break; | |
1137 | case 'r': | |
1138 | c = '\r'; | |
1139 | break; | |
1140 | case '\\': | |
1141 | case '\'': | |
1142 | case '\"': | |
1143 | break; | |
1144 | default: | |
1145 | qemu_printf("unsupported escape code: '\\%c'\n", c); | |
1146 | goto fail; | |
1147 | } | |
1148 | if ((q - buf) < buf_size - 1) { | |
1149 | *q++ = c; | |
1150 | } | |
1151 | } else { | |
1152 | if ((q - buf) < buf_size - 1) { | |
1153 | *q++ = *p; | |
1154 | } | |
1155 | p++; | |
1156 | } | |
1157 | } | |
1158 | if (*p != '\"') { | |
5b60212f | 1159 | qemu_printf("unterminated string\n"); |
9307c4c1 FB |
1160 | goto fail; |
1161 | } | |
1162 | p++; | |
1163 | } else { | |
1164 | while (*p != '\0' && !isspace(*p)) { | |
1165 | if ((q - buf) < buf_size - 1) { | |
1166 | *q++ = *p; | |
1167 | } | |
1168 | p++; | |
1169 | } | |
9307c4c1 | 1170 | } |
81d0912d | 1171 | *q = '\0'; |
9307c4c1 FB |
1172 | *pp = p; |
1173 | return 0; | |
1174 | } | |
1175 | ||
1176 | static int default_fmt_format = 'x'; | |
1177 | static int default_fmt_size = 4; | |
1178 | ||
1179 | #define MAX_ARGS 16 | |
1180 | ||
1181 | static void term_handle_command(const char *cmdline) | |
1182 | { | |
1183 | const char *p, *pstart, *typestr; | |
1184 | char *q; | |
1185 | int c, nb_args, len, i, has_arg; | |
9dc39cba | 1186 | term_cmd_t *cmd; |
9307c4c1 FB |
1187 | char cmdname[256]; |
1188 | char buf[1024]; | |
1189 | void *str_allocated[MAX_ARGS]; | |
1190 | void *args[MAX_ARGS]; | |
9dc39cba FB |
1191 | |
1192 | #ifdef DEBUG | |
1193 | term_printf("command='%s'\n", cmdline); | |
1194 | #endif | |
1195 | ||
9307c4c1 | 1196 | /* extract the command name */ |
9dc39cba | 1197 | p = cmdline; |
9307c4c1 FB |
1198 | q = cmdname; |
1199 | while (isspace(*p)) | |
1200 | p++; | |
1201 | if (*p == '\0') | |
1202 | return; | |
1203 | pstart = p; | |
1204 | while (*p != '\0' && *p != '/' && !isspace(*p)) | |
1205 | p++; | |
1206 | len = p - pstart; | |
1207 | if (len > sizeof(cmdname) - 1) | |
1208 | len = sizeof(cmdname) - 1; | |
1209 | memcpy(cmdname, pstart, len); | |
1210 | cmdname[len] = '\0'; | |
1211 | ||
1212 | /* find the command */ | |
1213 | for(cmd = term_cmds; cmd->name != NULL; cmd++) { | |
1214 | if (compare_cmd(cmdname, cmd->name)) | |
1215 | goto found; | |
1216 | } | |
1217 | term_printf("unknown command: '%s'\n", cmdname); | |
1218 | return; | |
1219 | found: | |
1220 | ||
1221 | for(i = 0; i < MAX_ARGS; i++) | |
1222 | str_allocated[i] = NULL; | |
1223 | ||
1224 | /* parse the parameters */ | |
1225 | typestr = cmd->args_type; | |
1226 | nb_args = 0; | |
9dc39cba | 1227 | for(;;) { |
9307c4c1 FB |
1228 | c = *typestr; |
1229 | if (c == '\0') | |
9dc39cba | 1230 | break; |
9307c4c1 FB |
1231 | typestr++; |
1232 | switch(c) { | |
1233 | case 'F': | |
81d0912d | 1234 | case 'B': |
9307c4c1 FB |
1235 | case 's': |
1236 | { | |
1237 | int ret; | |
1238 | char *str; | |
1239 | ||
1240 | while (isspace(*p)) | |
1241 | p++; | |
1242 | if (*typestr == '?') { | |
1243 | typestr++; | |
1244 | if (*p == '\0') { | |
1245 | /* no optional string: NULL argument */ | |
1246 | str = NULL; | |
1247 | goto add_str; | |
1248 | } | |
1249 | } | |
1250 | ret = get_str(buf, sizeof(buf), &p); | |
1251 | if (ret < 0) { | |
81d0912d FB |
1252 | switch(c) { |
1253 | case 'F': | |
9307c4c1 | 1254 | term_printf("%s: filename expected\n", cmdname); |
81d0912d FB |
1255 | break; |
1256 | case 'B': | |
1257 | term_printf("%s: block device name expected\n", cmdname); | |
1258 | break; | |
1259 | default: | |
9307c4c1 | 1260 | term_printf("%s: string expected\n", cmdname); |
81d0912d FB |
1261 | break; |
1262 | } | |
9307c4c1 FB |
1263 | goto fail; |
1264 | } | |
1265 | str = qemu_malloc(strlen(buf) + 1); | |
1266 | strcpy(str, buf); | |
1267 | str_allocated[nb_args] = str; | |
1268 | add_str: | |
1269 | if (nb_args >= MAX_ARGS) { | |
1270 | error_args: | |
1271 | term_printf("%s: too many arguments\n", cmdname); | |
1272 | goto fail; | |
1273 | } | |
1274 | args[nb_args++] = str; | |
1275 | } | |
9dc39cba | 1276 | break; |
9307c4c1 FB |
1277 | case '/': |
1278 | { | |
1279 | int count, format, size; | |
1280 | ||
1281 | while (isspace(*p)) | |
1282 | p++; | |
1283 | if (*p == '/') { | |
1284 | /* format found */ | |
1285 | p++; | |
1286 | count = 1; | |
1287 | if (isdigit(*p)) { | |
1288 | count = 0; | |
1289 | while (isdigit(*p)) { | |
1290 | count = count * 10 + (*p - '0'); | |
1291 | p++; | |
1292 | } | |
1293 | } | |
1294 | size = -1; | |
1295 | format = -1; | |
1296 | for(;;) { | |
1297 | switch(*p) { | |
1298 | case 'o': | |
1299 | case 'd': | |
1300 | case 'u': | |
1301 | case 'x': | |
1302 | case 'i': | |
1303 | case 'c': | |
1304 | format = *p++; | |
1305 | break; | |
1306 | case 'b': | |
1307 | size = 1; | |
1308 | p++; | |
1309 | break; | |
1310 | case 'h': | |
1311 | size = 2; | |
1312 | p++; | |
1313 | break; | |
1314 | case 'w': | |
1315 | size = 4; | |
1316 | p++; | |
1317 | break; | |
1318 | case 'g': | |
1319 | case 'L': | |
1320 | size = 8; | |
1321 | p++; | |
1322 | break; | |
1323 | default: | |
1324 | goto next; | |
1325 | } | |
1326 | } | |
1327 | next: | |
1328 | if (*p != '\0' && !isspace(*p)) { | |
1329 | term_printf("invalid char in format: '%c'\n", *p); | |
1330 | goto fail; | |
1331 | } | |
9307c4c1 FB |
1332 | if (format < 0) |
1333 | format = default_fmt_format; | |
4c27ba27 FB |
1334 | if (format != 'i') { |
1335 | /* for 'i', not specifying a size gives -1 as size */ | |
1336 | if (size < 0) | |
1337 | size = default_fmt_size; | |
1338 | } | |
9307c4c1 FB |
1339 | default_fmt_size = size; |
1340 | default_fmt_format = format; | |
1341 | } else { | |
1342 | count = 1; | |
1343 | format = default_fmt_format; | |
4c27ba27 FB |
1344 | if (format != 'i') { |
1345 | size = default_fmt_size; | |
1346 | } else { | |
1347 | size = -1; | |
1348 | } | |
9307c4c1 FB |
1349 | } |
1350 | if (nb_args + 3 > MAX_ARGS) | |
1351 | goto error_args; | |
1352 | args[nb_args++] = (void*)count; | |
1353 | args[nb_args++] = (void*)format; | |
1354 | args[nb_args++] = (void*)size; | |
1355 | } | |
9dc39cba | 1356 | break; |
9307c4c1 FB |
1357 | case 'i': |
1358 | { | |
1359 | int val; | |
1360 | while (isspace(*p)) | |
1361 | p++; | |
3440557b | 1362 | if (*typestr == '?' || *typestr == '.') { |
9307c4c1 | 1363 | typestr++; |
3440557b FB |
1364 | if (*typestr == '?') { |
1365 | if (*p == '\0') | |
1366 | has_arg = 0; | |
1367 | else | |
1368 | has_arg = 1; | |
1369 | } else { | |
1370 | if (*p == '.') { | |
1371 | p++; | |
1372 | while (isspace(*p)) | |
1373 | p++; | |
1374 | has_arg = 1; | |
1375 | } else { | |
1376 | has_arg = 0; | |
1377 | } | |
1378 | } | |
9307c4c1 FB |
1379 | if (nb_args >= MAX_ARGS) |
1380 | goto error_args; | |
1381 | args[nb_args++] = (void *)has_arg; | |
1382 | if (!has_arg) { | |
1383 | if (nb_args >= MAX_ARGS) | |
1384 | goto error_args; | |
1385 | val = -1; | |
1386 | goto add_num; | |
1387 | } | |
1388 | } | |
1389 | if (get_expr(&val, &p)) | |
1390 | goto fail; | |
1391 | add_num: | |
1392 | if (nb_args >= MAX_ARGS) | |
1393 | goto error_args; | |
1394 | args[nb_args++] = (void *)val; | |
1395 | } | |
1396 | break; | |
1397 | case '-': | |
1398 | { | |
1399 | int has_option; | |
1400 | /* option */ | |
1401 | ||
1402 | c = *typestr++; | |
1403 | if (c == '\0') | |
1404 | goto bad_type; | |
1405 | while (isspace(*p)) | |
1406 | p++; | |
1407 | has_option = 0; | |
1408 | if (*p == '-') { | |
1409 | p++; | |
1410 | if (*p != c) { | |
1411 | term_printf("%s: unsupported option -%c\n", | |
1412 | cmdname, *p); | |
1413 | goto fail; | |
1414 | } | |
1415 | p++; | |
1416 | has_option = 1; | |
1417 | } | |
1418 | if (nb_args >= MAX_ARGS) | |
1419 | goto error_args; | |
1420 | args[nb_args++] = (void *)has_option; | |
1421 | } | |
1422 | break; | |
1423 | default: | |
1424 | bad_type: | |
1425 | term_printf("%s: unknown type '%c'\n", cmdname, c); | |
1426 | goto fail; | |
1427 | } | |
9dc39cba | 1428 | } |
9307c4c1 FB |
1429 | /* check that all arguments were parsed */ |
1430 | while (isspace(*p)) | |
1431 | p++; | |
1432 | if (*p != '\0') { | |
1433 | term_printf("%s: extraneous characters at the end of line\n", | |
1434 | cmdname); | |
1435 | goto fail; | |
9dc39cba | 1436 | } |
9307c4c1 FB |
1437 | |
1438 | switch(nb_args) { | |
1439 | case 0: | |
1440 | cmd->handler(); | |
1441 | break; | |
1442 | case 1: | |
1443 | cmd->handler(args[0]); | |
1444 | break; | |
1445 | case 2: | |
1446 | cmd->handler(args[0], args[1]); | |
1447 | break; | |
1448 | case 3: | |
1449 | cmd->handler(args[0], args[1], args[2]); | |
1450 | break; | |
1451 | case 4: | |
1452 | cmd->handler(args[0], args[1], args[2], args[3]); | |
1453 | break; | |
1454 | case 5: | |
1455 | cmd->handler(args[0], args[1], args[2], args[3], args[4]); | |
1456 | break; | |
3440557b FB |
1457 | case 6: |
1458 | cmd->handler(args[0], args[1], args[2], args[3], args[4], args[5]); | |
1459 | break; | |
9307c4c1 FB |
1460 | default: |
1461 | term_printf("unsupported number of arguments: %d\n", nb_args); | |
1462 | goto fail; | |
9dc39cba | 1463 | } |
9307c4c1 FB |
1464 | fail: |
1465 | for(i = 0; i < MAX_ARGS; i++) | |
1466 | qemu_free(str_allocated[i]); | |
9dc39cba | 1467 | return; |
9dc39cba FB |
1468 | } |
1469 | ||
81d0912d FB |
1470 | static void cmd_completion(const char *name, const char *list) |
1471 | { | |
1472 | const char *p, *pstart; | |
1473 | char cmd[128]; | |
1474 | int len; | |
1475 | ||
1476 | p = list; | |
1477 | for(;;) { | |
1478 | pstart = p; | |
1479 | p = strchr(p, '|'); | |
1480 | if (!p) | |
1481 | p = pstart + strlen(pstart); | |
1482 | len = p - pstart; | |
1483 | if (len > sizeof(cmd) - 2) | |
1484 | len = sizeof(cmd) - 2; | |
1485 | memcpy(cmd, pstart, len); | |
1486 | cmd[len] = '\0'; | |
1487 | if (name[0] == '\0' || !strncmp(name, cmd, strlen(name))) { | |
1488 | add_completion(cmd); | |
1489 | } | |
1490 | if (*p == '\0') | |
1491 | break; | |
1492 | p++; | |
1493 | } | |
1494 | } | |
1495 | ||
1496 | static void file_completion(const char *input) | |
1497 | { | |
1498 | DIR *ffs; | |
1499 | struct dirent *d; | |
1500 | char path[1024]; | |
1501 | char file[1024], file_prefix[1024]; | |
1502 | int input_path_len; | |
1503 | const char *p; | |
1504 | ||
1505 | p = strrchr(input, '/'); | |
1506 | if (!p) { | |
1507 | input_path_len = 0; | |
1508 | pstrcpy(file_prefix, sizeof(file_prefix), input); | |
1509 | strcpy(path, "."); | |
1510 | } else { | |
1511 | input_path_len = p - input + 1; | |
1512 | memcpy(path, input, input_path_len); | |
1513 | if (input_path_len > sizeof(path) - 1) | |
1514 | input_path_len = sizeof(path) - 1; | |
1515 | path[input_path_len] = '\0'; | |
1516 | pstrcpy(file_prefix, sizeof(file_prefix), p + 1); | |
1517 | } | |
1518 | #ifdef DEBUG_COMPLETION | |
1519 | term_printf("input='%s' path='%s' prefix='%s'\n", input, path, file_prefix); | |
1520 | #endif | |
1521 | ffs = opendir(path); | |
1522 | if (!ffs) | |
1523 | return; | |
1524 | for(;;) { | |
1525 | struct stat sb; | |
1526 | d = readdir(ffs); | |
1527 | if (!d) | |
1528 | break; | |
1529 | if (strstart(d->d_name, file_prefix, NULL)) { | |
1530 | memcpy(file, input, input_path_len); | |
1531 | strcpy(file + input_path_len, d->d_name); | |
1532 | /* stat the file to find out if it's a directory. | |
1533 | * In that case add a slash to speed up typing long paths | |
1534 | */ | |
1535 | stat(file, &sb); | |
1536 | if(S_ISDIR(sb.st_mode)) | |
1537 | strcat(file, "/"); | |
1538 | add_completion(file); | |
1539 | } | |
1540 | } | |
1541 | closedir(ffs); | |
1542 | } | |
1543 | ||
1544 | static void block_completion_it(void *opaque, const char *name) | |
1545 | { | |
1546 | const char *input = opaque; | |
1547 | ||
1548 | if (input[0] == '\0' || | |
1549 | !strncmp(name, (char *)input, strlen(input))) { | |
1550 | add_completion(name); | |
1551 | } | |
1552 | } | |
1553 | ||
1554 | /* NOTE: this parser is an approximate form of the real command parser */ | |
1555 | static void parse_cmdline(const char *cmdline, | |
1556 | int *pnb_args, char **args) | |
1557 | { | |
1558 | const char *p; | |
1559 | int nb_args, ret; | |
1560 | char buf[1024]; | |
1561 | ||
1562 | p = cmdline; | |
1563 | nb_args = 0; | |
1564 | for(;;) { | |
1565 | while (isspace(*p)) | |
1566 | p++; | |
1567 | if (*p == '\0') | |
1568 | break; | |
1569 | if (nb_args >= MAX_ARGS) | |
1570 | break; | |
1571 | ret = get_str(buf, sizeof(buf), &p); | |
1572 | args[nb_args] = qemu_strdup(buf); | |
1573 | nb_args++; | |
1574 | if (ret < 0) | |
1575 | break; | |
1576 | } | |
1577 | *pnb_args = nb_args; | |
1578 | } | |
1579 | ||
1580 | static void find_completion(const char *cmdline) | |
1581 | { | |
1582 | const char *cmdname; | |
1583 | char *args[MAX_ARGS]; | |
1584 | int nb_args, i, len; | |
1585 | const char *ptype, *str; | |
1586 | term_cmd_t *cmd; | |
1587 | ||
1588 | parse_cmdline(cmdline, &nb_args, args); | |
1589 | #ifdef DEBUG_COMPLETION | |
1590 | for(i = 0; i < nb_args; i++) { | |
1591 | term_printf("arg%d = '%s'\n", i, (char *)args[i]); | |
1592 | } | |
1593 | #endif | |
1594 | ||
1595 | /* if the line ends with a space, it means we want to complete the | |
1596 | next arg */ | |
1597 | len = strlen(cmdline); | |
1598 | if (len > 0 && isspace(cmdline[len - 1])) { | |
1599 | if (nb_args >= MAX_ARGS) | |
1600 | return; | |
1601 | args[nb_args++] = qemu_strdup(""); | |
1602 | } | |
1603 | if (nb_args <= 1) { | |
1604 | /* command completion */ | |
1605 | if (nb_args == 0) | |
1606 | cmdname = ""; | |
1607 | else | |
1608 | cmdname = args[0]; | |
1609 | completion_index = strlen(cmdname); | |
1610 | for(cmd = term_cmds; cmd->name != NULL; cmd++) { | |
1611 | cmd_completion(cmdname, cmd->name); | |
1612 | } | |
1613 | } else { | |
1614 | /* find the command */ | |
1615 | for(cmd = term_cmds; cmd->name != NULL; cmd++) { | |
1616 | if (compare_cmd(args[0], cmd->name)) | |
1617 | goto found; | |
1618 | } | |
1619 | return; | |
1620 | found: | |
1621 | ptype = cmd->args_type; | |
1622 | for(i = 0; i < nb_args - 2; i++) { | |
1623 | if (*ptype != '\0') { | |
1624 | ptype++; | |
1625 | while (*ptype == '?') | |
1626 | ptype++; | |
1627 | } | |
1628 | } | |
1629 | str = args[nb_args - 1]; | |
1630 | switch(*ptype) { | |
1631 | case 'F': | |
1632 | /* file completion */ | |
1633 | completion_index = strlen(str); | |
1634 | file_completion(str); | |
1635 | break; | |
1636 | case 'B': | |
1637 | /* block device name completion */ | |
1638 | completion_index = strlen(str); | |
1639 | bdrv_iterate(block_completion_it, (void *)str); | |
1640 | break; | |
1641 | default: | |
1642 | break; | |
1643 | } | |
1644 | } | |
1645 | for(i = 0; i < nb_args; i++) | |
1646 | qemu_free(args[i]); | |
1647 | } | |
1648 | ||
1649 | static void term_show_prompt2(void) | |
9dc39cba FB |
1650 | { |
1651 | term_printf("(qemu) "); | |
1652 | fflush(stdout); | |
81d0912d FB |
1653 | term_last_cmd_buf_index = 0; |
1654 | term_last_cmd_buf_size = 0; | |
1655 | term_esc_state = IS_NORM; | |
1656 | } | |
1657 | ||
1658 | static void term_show_prompt(void) | |
1659 | { | |
1660 | term_show_prompt2(); | |
9dc39cba FB |
1661 | term_cmd_buf_index = 0; |
1662 | term_cmd_buf_size = 0; | |
9dc39cba FB |
1663 | } |
1664 | ||
81d0912d FB |
1665 | /* update the displayed command line */ |
1666 | static void term_update(void) | |
aa455485 | 1667 | { |
81d0912d FB |
1668 | int i, delta; |
1669 | ||
1670 | if (term_cmd_buf_size != term_last_cmd_buf_size || | |
1671 | memcmp(term_cmd_buf, term_last_cmd_buf, term_cmd_buf_size) != 0) { | |
1672 | for(i = 0; i < term_last_cmd_buf_index; i++) { | |
1673 | term_printf("\033[D"); | |
1674 | } | |
1675 | term_cmd_buf[term_cmd_buf_size] = '\0'; | |
1676 | term_printf("%s", term_cmd_buf); | |
1677 | term_printf("\033[K"); | |
1678 | memcpy(term_last_cmd_buf, term_cmd_buf, term_cmd_buf_size); | |
1679 | term_last_cmd_buf_size = term_cmd_buf_size; | |
1680 | term_last_cmd_buf_index = term_cmd_buf_size; | |
1681 | } | |
1682 | if (term_cmd_buf_index != term_last_cmd_buf_index) { | |
1683 | delta = term_cmd_buf_index - term_last_cmd_buf_index; | |
1684 | if (delta > 0) { | |
1685 | for(i = 0;i < delta; i++) { | |
1686 | term_printf("\033[C"); | |
1687 | } | |
1688 | } else { | |
1689 | delta = -delta; | |
1690 | for(i = 0;i < delta; i++) { | |
1691 | term_printf("\033[D"); | |
1692 | } | |
1693 | } | |
1694 | term_last_cmd_buf_index = term_cmd_buf_index; | |
1695 | } | |
aa455485 FB |
1696 | term_flush(); |
1697 | } | |
1698 | ||
9dc39cba FB |
1699 | static void term_insert_char(int ch) |
1700 | { | |
1701 | if (term_cmd_buf_index < TERM_CMD_BUF_SIZE) { | |
1702 | memmove(term_cmd_buf + term_cmd_buf_index + 1, | |
1703 | term_cmd_buf + term_cmd_buf_index, | |
1704 | term_cmd_buf_size - term_cmd_buf_index); | |
1705 | term_cmd_buf[term_cmd_buf_index] = ch; | |
1706 | term_cmd_buf_size++; | |
9dc39cba | 1707 | term_cmd_buf_index++; |
9dc39cba FB |
1708 | } |
1709 | } | |
1710 | ||
1711 | static void term_backward_char(void) | |
1712 | { | |
1713 | if (term_cmd_buf_index > 0) { | |
1714 | term_cmd_buf_index--; | |
9dc39cba FB |
1715 | } |
1716 | } | |
1717 | ||
1718 | static void term_forward_char(void) | |
1719 | { | |
1720 | if (term_cmd_buf_index < term_cmd_buf_size) { | |
1721 | term_cmd_buf_index++; | |
9dc39cba FB |
1722 | } |
1723 | } | |
1724 | ||
1725 | static void term_delete_char(void) | |
1726 | { | |
1727 | if (term_cmd_buf_index < term_cmd_buf_size) { | |
1728 | memmove(term_cmd_buf + term_cmd_buf_index, | |
1729 | term_cmd_buf + term_cmd_buf_index + 1, | |
1730 | term_cmd_buf_size - term_cmd_buf_index - 1); | |
9dc39cba | 1731 | term_cmd_buf_size--; |
9dc39cba FB |
1732 | } |
1733 | } | |
1734 | ||
1735 | static void term_backspace(void) | |
1736 | { | |
1737 | if (term_cmd_buf_index > 0) { | |
1738 | term_backward_char(); | |
1739 | term_delete_char(); | |
1740 | } | |
1741 | } | |
1742 | ||
1743 | static void term_bol(void) | |
1744 | { | |
81d0912d | 1745 | term_cmd_buf_index = 0; |
9dc39cba FB |
1746 | } |
1747 | ||
1748 | static void term_eol(void) | |
1749 | { | |
81d0912d | 1750 | term_cmd_buf_index = term_cmd_buf_size; |
9dc39cba FB |
1751 | } |
1752 | ||
aa455485 FB |
1753 | static void term_up_char(void) |
1754 | { | |
1755 | int idx; | |
1756 | ||
1757 | if (term_hist_entry == 0) | |
1758 | return; | |
1759 | if (term_hist_entry == -1) { | |
1760 | /* Find latest entry */ | |
1761 | for (idx = 0; idx < TERM_MAX_CMDS; idx++) { | |
1762 | if (term_history[idx] == NULL) | |
1763 | break; | |
1764 | } | |
1765 | term_hist_entry = idx; | |
1766 | } | |
1767 | term_hist_entry--; | |
1768 | if (term_hist_entry >= 0) { | |
95ce326e FB |
1769 | pstrcpy(term_cmd_buf, sizeof(term_cmd_buf), |
1770 | term_history[term_hist_entry]); | |
aa455485 FB |
1771 | term_cmd_buf_index = term_cmd_buf_size = strlen(term_cmd_buf); |
1772 | } | |
1773 | } | |
1774 | ||
1775 | static void term_down_char(void) | |
1776 | { | |
1777 | if (term_hist_entry == TERM_MAX_CMDS - 1 || term_hist_entry == -1) | |
1778 | return; | |
1779 | if (term_history[++term_hist_entry] != NULL) { | |
95ce326e FB |
1780 | pstrcpy(term_cmd_buf, sizeof(term_cmd_buf), |
1781 | term_history[term_hist_entry]); | |
aa455485 FB |
1782 | } else { |
1783 | term_hist_entry = -1; | |
1784 | } | |
aa455485 FB |
1785 | term_cmd_buf_index = term_cmd_buf_size = strlen(term_cmd_buf); |
1786 | } | |
1787 | ||
1788 | static void term_hist_add(const char *cmdline) | |
1789 | { | |
1790 | char *hist_entry, *new_entry; | |
1791 | int idx; | |
1792 | ||
1793 | if (cmdline[0] == '\0') | |
1794 | return; | |
1795 | new_entry = NULL; | |
1796 | if (term_hist_entry != -1) { | |
1797 | /* We were editing an existing history entry: replace it */ | |
1798 | hist_entry = term_history[term_hist_entry]; | |
1799 | idx = term_hist_entry; | |
1800 | if (strcmp(hist_entry, cmdline) == 0) { | |
1801 | goto same_entry; | |
1802 | } | |
1803 | } | |
1804 | /* Search cmdline in history buffers */ | |
1805 | for (idx = 0; idx < TERM_MAX_CMDS; idx++) { | |
1806 | hist_entry = term_history[idx]; | |
1807 | if (hist_entry == NULL) | |
1808 | break; | |
1809 | if (strcmp(hist_entry, cmdline) == 0) { | |
1810 | same_entry: | |
1811 | new_entry = hist_entry; | |
1812 | /* Put this entry at the end of history */ | |
1813 | memmove(&term_history[idx], &term_history[idx + 1], | |
1814 | &term_history[TERM_MAX_CMDS] - &term_history[idx + 1]); | |
1815 | term_history[TERM_MAX_CMDS - 1] = NULL; | |
1816 | for (; idx < TERM_MAX_CMDS; idx++) { | |
1817 | if (term_history[idx] == NULL) | |
1818 | break; | |
1819 | } | |
1820 | break; | |
1821 | } | |
1822 | } | |
1823 | if (idx == TERM_MAX_CMDS) { | |
1824 | /* Need to get one free slot */ | |
1825 | free(term_history[0]); | |
1826 | memcpy(term_history, &term_history[1], | |
1827 | &term_history[TERM_MAX_CMDS] - &term_history[1]); | |
1828 | term_history[TERM_MAX_CMDS - 1] = NULL; | |
1829 | idx = TERM_MAX_CMDS - 1; | |
1830 | } | |
1831 | if (new_entry == NULL) | |
1832 | new_entry = strdup(cmdline); | |
1833 | term_history[idx] = new_entry; | |
1834 | term_hist_entry = -1; | |
1835 | } | |
1836 | ||
81d0912d FB |
1837 | /* completion support */ |
1838 | ||
1839 | static void add_completion(const char *str) | |
1840 | { | |
1841 | if (nb_completions < NB_COMPLETIONS_MAX) { | |
1842 | completions[nb_completions++] = qemu_strdup(str); | |
1843 | } | |
1844 | } | |
1845 | ||
1846 | static void term_completion(void) | |
1847 | { | |
1848 | int len, i, j, max_width, nb_cols; | |
1849 | char *cmdline; | |
1850 | ||
1851 | nb_completions = 0; | |
1852 | ||
1853 | cmdline = qemu_malloc(term_cmd_buf_index + 1); | |
1854 | if (!cmdline) | |
1855 | return; | |
1856 | memcpy(cmdline, term_cmd_buf, term_cmd_buf_index); | |
1857 | cmdline[term_cmd_buf_index] = '\0'; | |
1858 | find_completion(cmdline); | |
1859 | qemu_free(cmdline); | |
1860 | ||
1861 | /* no completion found */ | |
1862 | if (nb_completions <= 0) | |
1863 | return; | |
1864 | if (nb_completions == 1) { | |
1865 | len = strlen(completions[0]); | |
1866 | for(i = completion_index; i < len; i++) { | |
1867 | term_insert_char(completions[0][i]); | |
1868 | } | |
1869 | /* extra space for next argument. XXX: make it more generic */ | |
1870 | if (len > 0 && completions[0][len - 1] != '/') | |
1871 | term_insert_char(' '); | |
1872 | } else { | |
1873 | term_printf("\n"); | |
1874 | max_width = 0; | |
1875 | for(i = 0; i < nb_completions; i++) { | |
1876 | len = strlen(completions[i]); | |
1877 | if (len > max_width) | |
1878 | max_width = len; | |
1879 | } | |
1880 | max_width += 2; | |
1881 | if (max_width < 10) | |
1882 | max_width = 10; | |
1883 | else if (max_width > 80) | |
1884 | max_width = 80; | |
1885 | nb_cols = 80 / max_width; | |
1886 | j = 0; | |
1887 | for(i = 0; i < nb_completions; i++) { | |
1888 | term_printf("%-*s", max_width, completions[i]); | |
1889 | if (++j == nb_cols || i == (nb_completions - 1)) { | |
1890 | term_printf("\n"); | |
1891 | j = 0; | |
1892 | } | |
1893 | } | |
1894 | term_show_prompt2(); | |
1895 | } | |
1896 | } | |
1897 | ||
9dc39cba FB |
1898 | /* return true if command handled */ |
1899 | static void term_handle_byte(int ch) | |
1900 | { | |
1901 | switch(term_esc_state) { | |
1902 | case IS_NORM: | |
1903 | switch(ch) { | |
1904 | case 1: | |
1905 | term_bol(); | |
1906 | break; | |
81d0912d FB |
1907 | case 4: |
1908 | term_delete_char(); | |
1909 | break; | |
9dc39cba FB |
1910 | case 5: |
1911 | term_eol(); | |
1912 | break; | |
81d0912d FB |
1913 | case 9: |
1914 | term_completion(); | |
1915 | break; | |
9dc39cba FB |
1916 | case 10: |
1917 | case 13: | |
1918 | term_cmd_buf[term_cmd_buf_size] = '\0'; | |
aa455485 | 1919 | term_hist_add(term_cmd_buf); |
9dc39cba FB |
1920 | term_printf("\n"); |
1921 | term_handle_command(term_cmd_buf); | |
1922 | term_show_prompt(); | |
1923 | break; | |
1924 | case 27: | |
1925 | term_esc_state = IS_ESC; | |
1926 | break; | |
1927 | case 127: | |
1928 | case 8: | |
1929 | term_backspace(); | |
1930 | break; | |
aa455485 FB |
1931 | case 155: |
1932 | term_esc_state = IS_CSI; | |
1933 | break; | |
9dc39cba FB |
1934 | default: |
1935 | if (ch >= 32) { | |
1936 | term_insert_char(ch); | |
1937 | } | |
1938 | break; | |
1939 | } | |
1940 | break; | |
1941 | case IS_ESC: | |
1942 | if (ch == '[') { | |
1943 | term_esc_state = IS_CSI; | |
1944 | term_esc_param = 0; | |
1945 | } else { | |
1946 | term_esc_state = IS_NORM; | |
1947 | } | |
1948 | break; | |
1949 | case IS_CSI: | |
1950 | switch(ch) { | |
aa455485 FB |
1951 | case 'A': |
1952 | case 'F': | |
1953 | term_up_char(); | |
1954 | break; | |
1955 | case 'B': | |
1956 | case 'E': | |
1957 | term_down_char(); | |
1958 | break; | |
9dc39cba FB |
1959 | case 'D': |
1960 | term_backward_char(); | |
1961 | break; | |
1962 | case 'C': | |
1963 | term_forward_char(); | |
1964 | break; | |
1965 | case '0' ... '9': | |
1966 | term_esc_param = term_esc_param * 10 + (ch - '0'); | |
1967 | goto the_end; | |
1968 | case '~': | |
1969 | switch(term_esc_param) { | |
1970 | case 1: | |
1971 | term_bol(); | |
1972 | break; | |
1973 | case 3: | |
1974 | term_delete_char(); | |
1975 | break; | |
1976 | case 4: | |
1977 | term_eol(); | |
1978 | break; | |
1979 | } | |
1980 | break; | |
1981 | default: | |
1982 | break; | |
1983 | } | |
1984 | term_esc_state = IS_NORM; | |
1985 | the_end: | |
1986 | break; | |
1987 | } | |
81d0912d | 1988 | term_update(); |
9dc39cba FB |
1989 | } |
1990 | ||
1991 | static int term_can_read(void *opaque) | |
1992 | { | |
81d0912d | 1993 | return 128; |
9dc39cba FB |
1994 | } |
1995 | ||
1996 | static void term_read(void *opaque, const uint8_t *buf, int size) | |
1997 | { | |
1998 | int i; | |
1999 | for(i = 0; i < size; i++) | |
81d0912d | 2000 | term_handle_byte(buf[i]); |
9dc39cba FB |
2001 | } |
2002 | ||
81d0912d | 2003 | void monitor_init(CharDriverState *hd, int show_banner) |
9dc39cba | 2004 | { |
81d0912d FB |
2005 | monitor_hd = hd; |
2006 | if (show_banner) { | |
9dc39cba FB |
2007 | term_printf("QEMU %s monitor - type 'help' for more information\n", |
2008 | QEMU_VERSION); | |
2009 | term_show_prompt(); | |
2010 | } | |
aa455485 | 2011 | term_hist_entry = -1; |
81d0912d | 2012 | qemu_chr_add_read_handler(hd, term_can_read, term_read, NULL); |
9dc39cba | 2013 | } |