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1/* Common header file that is included by all of qemu. */
2#ifndef QEMU_COMMON_H
3#define QEMU_COMMON_H
4
5/* we put basic includes here to avoid repeating them in device drivers */
6#include <stdlib.h>
7#include <stdio.h>
8#include <stdarg.h>
9#include <string.h>
c8906845 10#include <strings.h>
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11#include <inttypes.h>
12#include <limits.h>
13#include <time.h>
14#include <ctype.h>
15#include <errno.h>
16#include <unistd.h>
17#include <fcntl.h>
18#include <sys/stat.h>
bf9298b9 19#include "config-host.h"
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20
21#ifndef O_LARGEFILE
22#define O_LARGEFILE 0
23#endif
24#ifndef O_BINARY
25#define O_BINARY 0
26#endif
27
28#ifndef ENOMEDIUM
29#define ENOMEDIUM ENODEV
30#endif
31
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32#ifndef HAVE_IOVEC
33#define HAVE_IOVEC
34struct iovec {
35 void *iov_base;
36 size_t iov_len;
37};
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38#else
39#include <sys/uio.h>
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40#endif
41
faf07963 42#ifdef _WIN32
4fddf62a 43#define WIN32_LEAN_AND_MEAN
d247d25f 44#define WINVER 0x0501 /* needed for ipv6 bits */
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45#include <windows.h>
46#define fsync _commit
47#define lseek _lseeki64
48#define ENOTSUP 4096
49extern int qemu_ftruncate64(int, int64_t);
50#define ftruncate qemu_ftruncate64
51
52
53static inline char *realpath(const char *path, char *resolved_path)
54{
55 _fullpath(resolved_path, path, _MAX_PATH);
56 return resolved_path;
57}
58
59#define PRId64 "I64d"
60#define PRIx64 "I64x"
61#define PRIu64 "I64u"
62#define PRIo64 "I64o"
63#endif
64
65/* FIXME: Remove NEED_CPU_H. */
66#ifndef NEED_CPU_H
67
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68#include <setjmp.h>
69#include "osdep.h"
70#include "bswap.h"
71
72#else
73
74#include "cpu.h"
75
76#endif /* !defined(NEED_CPU_H) */
77
78/* bottom halves */
79typedef struct QEMUBH QEMUBH;
80
81typedef void QEMUBHFunc(void *opaque);
82
83QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque);
84void qemu_bh_schedule(QEMUBH *bh);
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85/* Bottom halfs that are scheduled from a bottom half handler are instantly
86 * invoked. This can create an infinite loop if a bottom half handler
87 * schedules itself. qemu_bh_schedule_idle() avoids this infinite loop by
88 * ensuring that the bottom half isn't executed until the next main loop
89 * iteration.
90 */
1b435b10 91void qemu_bh_schedule_idle(QEMUBH *bh);
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92void qemu_bh_cancel(QEMUBH *bh);
93void qemu_bh_delete(QEMUBH *bh);
94int qemu_bh_poll(void);
95
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96uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c);
97
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98void qemu_get_timedate(struct tm *tm, int offset);
99int qemu_timedate_diff(struct tm *tm);
100
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101/* cutils.c */
102void pstrcpy(char *buf, int buf_size, const char *str);
103char *pstrcat(char *buf, int buf_size, const char *s);
104int strstart(const char *str, const char *val, const char **ptr);
105int stristart(const char *str, const char *val, const char **ptr);
106time_t mktimegm(struct tm *tm);
b39ade83 107int fls(int i);
faf07963 108
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109#define qemu_isalnum(c) isalnum((unsigned char)(c))
110#define qemu_isalpha(c) isalpha((unsigned char)(c))
111#define qemu_iscntrl(c) iscntrl((unsigned char)(c))
112#define qemu_isdigit(c) isdigit((unsigned char)(c))
113#define qemu_isgraph(c) isgraph((unsigned char)(c))
114#define qemu_islower(c) islower((unsigned char)(c))
115#define qemu_isprint(c) isprint((unsigned char)(c))
116#define qemu_ispunct(c) ispunct((unsigned char)(c))
117#define qemu_isspace(c) isspace((unsigned char)(c))
118#define qemu_isupper(c) isupper((unsigned char)(c))
119#define qemu_isxdigit(c) isxdigit((unsigned char)(c))
120#define qemu_tolower(c) tolower((unsigned char)(c))
121#define qemu_toupper(c) toupper((unsigned char)(c))
122#define qemu_isascii(c) isascii((unsigned char)(c))
123#define qemu_toascii(c) toascii((unsigned char)(c))
124
ca10f867 125void *qemu_malloc(size_t size);
2137b4cc 126void *qemu_realloc(void *ptr, size_t size);
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127void *qemu_mallocz(size_t size);
128void qemu_free(void *ptr);
129char *qemu_strdup(const char *str);
ac4b0d0c 130char *qemu_strndup(const char *str, size_t size);
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131
132void *get_mmap_addr(unsigned long size);
133
134
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135/* Error handling. */
136
137void hw_error(const char *fmt, ...)
138 __attribute__ ((__format__ (__printf__, 1, 2)))
139 __attribute__ ((__noreturn__));
140
141/* IO callbacks. */
142typedef void IOReadHandler(void *opaque, const uint8_t *buf, int size);
143typedef int IOCanRWHandler(void *opaque);
144typedef void IOHandler(void *opaque);
145
146struct ParallelIOArg {
147 void *buffer;
148 int count;
149};
150
151typedef int (*DMA_transfer_handler) (void *opaque, int nchan, int pos, int size);
152
153/* A load of opaque types so that device init declarations don't have to
154 pull in all the real definitions. */
155typedef struct NICInfo NICInfo;
1ae26a18 156typedef struct HCIInfo HCIInfo;
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157typedef struct AudioState AudioState;
158typedef struct BlockDriverState BlockDriverState;
159typedef struct DisplayState DisplayState;
160typedef struct TextConsole TextConsole;
c60e08d9 161typedef TextConsole QEMUConsole;
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162typedef struct CharDriverState CharDriverState;
163typedef struct VLANState VLANState;
164typedef struct QEMUFile QEMUFile;
165typedef struct i2c_bus i2c_bus;
166typedef struct i2c_slave i2c_slave;
167typedef struct SMBusDevice SMBusDevice;
168typedef struct QEMUTimer QEMUTimer;
169typedef struct PCIBus PCIBus;
170typedef struct PCIDevice PCIDevice;
171typedef struct SerialState SerialState;
172typedef struct IRQState *qemu_irq;
173struct pcmcia_card_s;
174
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175/* CPU save/load. */
176void cpu_save(QEMUFile *f, void *opaque);
177int cpu_load(QEMUFile *f, void *opaque, int version_id);
178
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179/* Force QEMU to stop what it's doing and service IO */
180void qemu_service_io(void);
181
faf07963 182#endif