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Commit | Line | Data |
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faf07963 PB |
1 | /* Common header file that is included by all of qemu. */ |
2 | #ifndef QEMU_COMMON_H | |
3 | #define QEMU_COMMON_H | |
4 | ||
beb6f0de KW |
5 | #include "config-host.h" |
6 | ||
a5e50b26 | 7 | #define QEMU_NORETURN __attribute__ ((__noreturn__)) |
747bbdf7 BS |
8 | #ifdef CONFIG_GCC_ATTRIBUTE_WARN_UNUSED_RESULT |
9 | #define QEMU_WARN_UNUSED_RESULT __attribute__((warn_unused_result)) | |
10 | #else | |
11 | #define QEMU_WARN_UNUSED_RESULT | |
12 | #endif | |
7d99a001 | 13 | |
a5e50b26 | 14 | /* Hack around the mess dyngen-exec.h causes: We need QEMU_NORETURN in files that |
7d99a001 BS |
15 | cannot include the following headers without conflicts. This condition has |
16 | to be removed once dyngen is gone. */ | |
17 | #ifndef __DYNGEN_EXEC_H__ | |
18 | ||
faf07963 PB |
19 | /* we put basic includes here to avoid repeating them in device drivers */ |
20 | #include <stdlib.h> | |
21 | #include <stdio.h> | |
22 | #include <stdarg.h> | |
23 | #include <string.h> | |
c8906845 | 24 | #include <strings.h> |
faf07963 PB |
25 | #include <inttypes.h> |
26 | #include <limits.h> | |
27 | #include <time.h> | |
28 | #include <ctype.h> | |
29 | #include <errno.h> | |
30 | #include <unistd.h> | |
31 | #include <fcntl.h> | |
32 | #include <sys/stat.h> | |
55616505 | 33 | #include <assert.h> |
faf07963 PB |
34 | |
35 | #ifndef O_LARGEFILE | |
36 | #define O_LARGEFILE 0 | |
37 | #endif | |
38 | #ifndef O_BINARY | |
39 | #define O_BINARY 0 | |
40 | #endif | |
0e74e66b JQ |
41 | #ifndef MAP_ANONYMOUS |
42 | #define MAP_ANONYMOUS MAP_ANON | |
43 | #endif | |
faf07963 PB |
44 | #ifndef ENOMEDIUM |
45 | #define ENOMEDIUM ENODEV | |
46 | #endif | |
4c955388 | 47 | #if !defined(ENOTSUP) |
2880bc32 JQ |
48 | #define ENOTSUP 4096 |
49 | #endif | |
faf07963 | 50 | |
6114fdb0 JQ |
51 | #ifndef CONFIG_IOVEC |
52 | #define CONFIG_IOVEC | |
bf9298b9 AL |
53 | struct iovec { |
54 | void *iov_base; | |
55 | size_t iov_len; | |
56 | }; | |
331dadde BS |
57 | #else |
58 | #include <sys/uio.h> | |
bf9298b9 AL |
59 | #endif |
60 | ||
faf07963 | 61 | #ifdef _WIN32 |
faf07963 PB |
62 | #define fsync _commit |
63 | #define lseek _lseeki64 | |
faf07963 PB |
64 | extern int qemu_ftruncate64(int, int64_t); |
65 | #define ftruncate qemu_ftruncate64 | |
66 | ||
faf07963 PB |
67 | static inline char *realpath(const char *path, char *resolved_path) |
68 | { | |
69 | _fullpath(resolved_path, path, _MAX_PATH); | |
70 | return resolved_path; | |
71 | } | |
72 | ||
73 | #define PRId64 "I64d" | |
74 | #define PRIx64 "I64x" | |
75 | #define PRIu64 "I64u" | |
76 | #define PRIo64 "I64o" | |
77 | #endif | |
78 | ||
79 | /* FIXME: Remove NEED_CPU_H. */ | |
80 | #ifndef NEED_CPU_H | |
81 | ||
faf07963 PB |
82 | #include <setjmp.h> |
83 | #include "osdep.h" | |
84 | #include "bswap.h" | |
85 | ||
86 | #else | |
87 | ||
88 | #include "cpu.h" | |
89 | ||
90 | #endif /* !defined(NEED_CPU_H) */ | |
91 | ||
92 | /* bottom halves */ | |
93 | typedef struct QEMUBH QEMUBH; | |
94 | ||
95 | typedef void QEMUBHFunc(void *opaque); | |
96 | ||
9a1e9481 KW |
97 | void async_context_push(void); |
98 | void async_context_pop(void); | |
99 | int get_async_context_id(void); | |
100 | ||
faf07963 PB |
101 | QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque); |
102 | void qemu_bh_schedule(QEMUBH *bh); | |
80d3580b AL |
103 | /* Bottom halfs that are scheduled from a bottom half handler are instantly |
104 | * invoked. This can create an infinite loop if a bottom half handler | |
105 | * schedules itself. qemu_bh_schedule_idle() avoids this infinite loop by | |
106 | * ensuring that the bottom half isn't executed until the next main loop | |
107 | * iteration. | |
108 | */ | |
1b435b10 | 109 | void qemu_bh_schedule_idle(QEMUBH *bh); |
faf07963 PB |
110 | void qemu_bh_cancel(QEMUBH *bh); |
111 | void qemu_bh_delete(QEMUBH *bh); | |
112 | int qemu_bh_poll(void); | |
4f999d05 | 113 | void qemu_bh_update_timeout(int *timeout); |
faf07963 | 114 | |
87ecb68b PB |
115 | uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c); |
116 | ||
f6503059 AZ |
117 | void qemu_get_timedate(struct tm *tm, int offset); |
118 | int qemu_timedate_diff(struct tm *tm); | |
119 | ||
faf07963 PB |
120 | /* cutils.c */ |
121 | void pstrcpy(char *buf, int buf_size, const char *str); | |
122 | char *pstrcat(char *buf, int buf_size, const char *s); | |
123 | int strstart(const char *str, const char *val, const char **ptr); | |
124 | int stristart(const char *str, const char *val, const char **ptr); | |
d43277c5 | 125 | int qemu_strnlen(const char *s, int max_len); |
faf07963 | 126 | time_t mktimegm(struct tm *tm); |
ad46db9a | 127 | int qemu_fls(int i); |
6f1953c4 | 128 | int qemu_fdatasync(int fd); |
faf07963 | 129 | |
37022086 BS |
130 | /* path.c */ |
131 | void init_paths(const char *prefix); | |
132 | const char *path(const char *pathname); | |
133 | ||
cd390083 BS |
134 | #define qemu_isalnum(c) isalnum((unsigned char)(c)) |
135 | #define qemu_isalpha(c) isalpha((unsigned char)(c)) | |
136 | #define qemu_iscntrl(c) iscntrl((unsigned char)(c)) | |
137 | #define qemu_isdigit(c) isdigit((unsigned char)(c)) | |
138 | #define qemu_isgraph(c) isgraph((unsigned char)(c)) | |
139 | #define qemu_islower(c) islower((unsigned char)(c)) | |
140 | #define qemu_isprint(c) isprint((unsigned char)(c)) | |
141 | #define qemu_ispunct(c) ispunct((unsigned char)(c)) | |
142 | #define qemu_isspace(c) isspace((unsigned char)(c)) | |
143 | #define qemu_isupper(c) isupper((unsigned char)(c)) | |
144 | #define qemu_isxdigit(c) isxdigit((unsigned char)(c)) | |
145 | #define qemu_tolower(c) tolower((unsigned char)(c)) | |
146 | #define qemu_toupper(c) toupper((unsigned char)(c)) | |
147 | #define qemu_isascii(c) isascii((unsigned char)(c)) | |
148 | #define qemu_toascii(c) toascii((unsigned char)(c)) | |
149 | ||
ca10f867 | 150 | void *qemu_malloc(size_t size); |
2137b4cc | 151 | void *qemu_realloc(void *ptr, size_t size); |
ca10f867 AJ |
152 | void *qemu_mallocz(size_t size); |
153 | void qemu_free(void *ptr); | |
154 | char *qemu_strdup(const char *str); | |
ac4b0d0c | 155 | char *qemu_strndup(const char *str, size_t size); |
ca10f867 AJ |
156 | |
157 | void *get_mmap_addr(unsigned long size); | |
158 | ||
159 | ||
d549db5a GC |
160 | void qemu_mutex_lock_iothread(void); |
161 | void qemu_mutex_unlock_iothread(void); | |
162 | ||
40ff6d7e | 163 | int qemu_open(const char *name, int flags, ...); |
7c7c0629 JQ |
164 | ssize_t qemu_write_full(int fd, const void *buf, size_t count) |
165 | QEMU_WARN_UNUSED_RESULT; | |
40ff6d7e KW |
166 | void qemu_set_cloexec(int fd); |
167 | ||
168 | #ifndef _WIN32 | |
169 | int qemu_pipe(int pipefd[2]); | |
170 | #endif | |
171 | ||
87ecb68b PB |
172 | /* Error handling. */ |
173 | ||
a5e50b26 | 174 | void QEMU_NORETURN hw_error(const char *fmt, ...) |
7d99a001 | 175 | __attribute__ ((__format__ (__printf__, 1, 2))); |
87ecb68b PB |
176 | |
177 | /* IO callbacks. */ | |
178 | typedef void IOReadHandler(void *opaque, const uint8_t *buf, int size); | |
179 | typedef int IOCanRWHandler(void *opaque); | |
180 | typedef void IOHandler(void *opaque); | |
181 | ||
182 | struct ParallelIOArg { | |
183 | void *buffer; | |
184 | int count; | |
185 | }; | |
186 | ||
187 | typedef int (*DMA_transfer_handler) (void *opaque, int nchan, int pos, int size); | |
188 | ||
189 | /* A load of opaque types so that device init declarations don't have to | |
190 | pull in all the real definitions. */ | |
191 | typedef struct NICInfo NICInfo; | |
1ae26a18 | 192 | typedef struct HCIInfo HCIInfo; |
87ecb68b PB |
193 | typedef struct AudioState AudioState; |
194 | typedef struct BlockDriverState BlockDriverState; | |
195 | typedef struct DisplayState DisplayState; | |
7d957bd8 AL |
196 | typedef struct DisplayChangeListener DisplayChangeListener; |
197 | typedef struct DisplaySurface DisplaySurface; | |
7b5d76da | 198 | typedef struct DisplayAllocator DisplayAllocator; |
7d957bd8 | 199 | typedef struct PixelFormat PixelFormat; |
87ecb68b | 200 | typedef struct TextConsole TextConsole; |
c60e08d9 | 201 | typedef TextConsole QEMUConsole; |
87ecb68b | 202 | typedef struct CharDriverState CharDriverState; |
76d32cba | 203 | typedef struct MACAddr MACAddr; |
87ecb68b | 204 | typedef struct VLANState VLANState; |
f7105843 | 205 | typedef struct VLANClientState VLANClientState; |
87ecb68b PB |
206 | typedef struct QEMUFile QEMUFile; |
207 | typedef struct i2c_bus i2c_bus; | |
208 | typedef struct i2c_slave i2c_slave; | |
209 | typedef struct SMBusDevice SMBusDevice; | |
210 | typedef struct QEMUTimer QEMUTimer; | |
fb47a2e9 IY |
211 | typedef struct PCIHostState PCIHostState; |
212 | typedef struct PCIExpressHost PCIExpressHost; | |
87ecb68b PB |
213 | typedef struct PCIBus PCIBus; |
214 | typedef struct PCIDevice PCIDevice; | |
215 | typedef struct SerialState SerialState; | |
216 | typedef struct IRQState *qemu_irq; | |
bc24a225 PB |
217 | typedef struct PCMCIACardState PCMCIACardState; |
218 | typedef struct MouseTransformInfo MouseTransformInfo; | |
219 | typedef struct uWireSlave uWireSlave; | |
220 | typedef struct I2SCodec I2SCodec; | |
aae9460e | 221 | typedef struct DeviceState DeviceState; |
90d37239 | 222 | typedef struct SSIBus SSIBus; |
87ecb68b | 223 | |
b3c7724c PB |
224 | /* CPU save/load. */ |
225 | void cpu_save(QEMUFile *f, void *opaque); | |
226 | int cpu_load(QEMUFile *f, void *opaque, int version_id); | |
227 | ||
9e472e10 AL |
228 | /* Force QEMU to stop what it's doing and service IO */ |
229 | void qemu_service_io(void); | |
230 | ||
d9f75a4e AL |
231 | /* Force QEMU to process pending events */ |
232 | void qemu_notify_event(void); | |
233 | ||
8edac960 AL |
234 | /* Unblock cpu */ |
235 | void qemu_cpu_kick(void *env); | |
236 | int qemu_cpu_self(void *env); | |
237 | ||
0bf46a40 AL |
238 | #ifdef CONFIG_USER_ONLY |
239 | #define qemu_init_vcpu(env) do { } while (0) | |
240 | #else | |
241 | void qemu_init_vcpu(void *env); | |
242 | #endif | |
243 | ||
44e3ee8a AL |
244 | typedef struct QEMUIOVector { |
245 | struct iovec *iov; | |
246 | int niov; | |
247 | int nalloc; | |
249aa745 | 248 | size_t size; |
44e3ee8a AL |
249 | } QEMUIOVector; |
250 | ||
251 | void qemu_iovec_init(QEMUIOVector *qiov, int alloc_hint); | |
522584a5 | 252 | void qemu_iovec_init_external(QEMUIOVector *qiov, struct iovec *iov, int niov); |
44e3ee8a | 253 | void qemu_iovec_add(QEMUIOVector *qiov, void *base, size_t len); |
40b4f539 | 254 | void qemu_iovec_concat(QEMUIOVector *dst, QEMUIOVector *src, size_t size); |
44e3ee8a | 255 | void qemu_iovec_destroy(QEMUIOVector *qiov); |
be959463 | 256 | void qemu_iovec_reset(QEMUIOVector *qiov); |
44e3ee8a | 257 | void qemu_iovec_to_buffer(QEMUIOVector *qiov, void *buf); |
249aa745 | 258 | void qemu_iovec_from_buffer(QEMUIOVector *qiov, const void *buf, size_t count); |
44e3ee8a | 259 | |
376253ec AL |
260 | struct Monitor; |
261 | typedef struct Monitor Monitor; | |
262 | ||
abd0c6bd PB |
263 | /* Convert a byte between binary and BCD. */ |
264 | static inline uint8_t to_bcd(uint8_t val) | |
265 | { | |
266 | return ((val / 10) << 4) | (val % 10); | |
267 | } | |
268 | ||
269 | static inline uint8_t from_bcd(uint8_t val) | |
270 | { | |
271 | return ((val >> 4) * 10) + (val & 0x0f); | |
272 | } | |
273 | ||
0bfe3ca5 AL |
274 | #include "module.h" |
275 | ||
7d99a001 BS |
276 | #endif /* dyngen-exec.h hack */ |
277 | ||
faf07963 | 278 | #endif |