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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 | #define QEMU_NORETURN __attribute__ ((__noreturn__)) | |
6 | ||
7 | /* Hack around the mess dyngen-exec.h causes: We need QEMU_NORETURN in files that | |
8 | cannot include the following headers without conflicts. This condition has | |
9 | to be removed once dyngen is gone. */ | |
10 | #ifndef __DYNGEN_EXEC_H__ | |
11 | ||
12 | /* we put basic includes here to avoid repeating them in device drivers */ | |
13 | #include <stdlib.h> | |
14 | #include <stdio.h> | |
15 | #include <stdarg.h> | |
16 | #include <string.h> | |
17 | #include <strings.h> | |
18 | #include <inttypes.h> | |
19 | #include <limits.h> | |
20 | #include <time.h> | |
21 | #include <ctype.h> | |
22 | #include <errno.h> | |
23 | #include <unistd.h> | |
24 | #include <fcntl.h> | |
25 | #include <sys/stat.h> | |
26 | #include <assert.h> | |
27 | #include "config-host.h" | |
28 | ||
29 | #ifndef O_LARGEFILE | |
30 | #define O_LARGEFILE 0 | |
31 | #endif | |
32 | #ifndef O_BINARY | |
33 | #define O_BINARY 0 | |
34 | #endif | |
35 | #ifndef MAP_ANONYMOUS | |
36 | #define MAP_ANONYMOUS MAP_ANON | |
37 | #endif | |
38 | #ifndef ENOMEDIUM | |
39 | #define ENOMEDIUM ENODEV | |
40 | #endif | |
41 | #if !defined(ENOTSUP) | |
42 | #define ENOTSUP 4096 | |
43 | #endif | |
44 | ||
45 | #ifndef CONFIG_IOVEC | |
46 | #define CONFIG_IOVEC | |
47 | struct iovec { | |
48 | void *iov_base; | |
49 | size_t iov_len; | |
50 | }; | |
51 | #else | |
52 | #include <sys/uio.h> | |
53 | #endif | |
54 | ||
55 | #ifdef _WIN32 | |
56 | #define fsync _commit | |
57 | #define lseek _lseeki64 | |
58 | extern int qemu_ftruncate64(int, int64_t); | |
59 | #define ftruncate qemu_ftruncate64 | |
60 | ||
61 | static inline char *realpath(const char *path, char *resolved_path) | |
62 | { | |
63 | _fullpath(resolved_path, path, _MAX_PATH); | |
64 | return resolved_path; | |
65 | } | |
66 | ||
67 | #define PRId64 "I64d" | |
68 | #define PRIx64 "I64x" | |
69 | #define PRIu64 "I64u" | |
70 | #define PRIo64 "I64o" | |
71 | #endif | |
72 | ||
73 | /* FIXME: Remove NEED_CPU_H. */ | |
74 | #ifndef NEED_CPU_H | |
75 | ||
76 | #include <setjmp.h> | |
77 | #include "osdep.h" | |
78 | #include "bswap.h" | |
79 | ||
80 | #else | |
81 | ||
82 | #include "cpu.h" | |
83 | ||
84 | #endif /* !defined(NEED_CPU_H) */ | |
85 | ||
86 | /* bottom halves */ | |
87 | typedef struct QEMUBH QEMUBH; | |
88 | ||
89 | typedef void QEMUBHFunc(void *opaque); | |
90 | ||
91 | QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque); | |
92 | void qemu_bh_schedule(QEMUBH *bh); | |
93 | /* Bottom halfs that are scheduled from a bottom half handler are instantly | |
94 | * invoked. This can create an infinite loop if a bottom half handler | |
95 | * schedules itself. qemu_bh_schedule_idle() avoids this infinite loop by | |
96 | * ensuring that the bottom half isn't executed until the next main loop | |
97 | * iteration. | |
98 | */ | |
99 | void qemu_bh_schedule_idle(QEMUBH *bh); | |
100 | void qemu_bh_cancel(QEMUBH *bh); | |
101 | void qemu_bh_delete(QEMUBH *bh); | |
102 | int qemu_bh_poll(void); | |
103 | ||
104 | uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c); | |
105 | ||
106 | void qemu_get_timedate(struct tm *tm, int offset); | |
107 | int qemu_timedate_diff(struct tm *tm); | |
108 | ||
109 | /* cutils.c */ | |
110 | void pstrcpy(char *buf, int buf_size, const char *str); | |
111 | char *pstrcat(char *buf, int buf_size, const char *s); | |
112 | int strstart(const char *str, const char *val, const char **ptr); | |
113 | int stristart(const char *str, const char *val, const char **ptr); | |
114 | int qemu_strnlen(const char *s, int max_len); | |
115 | time_t mktimegm(struct tm *tm); | |
116 | int qemu_fls(int i); | |
117 | ||
118 | /* path.c */ | |
119 | void init_paths(const char *prefix); | |
120 | const char *path(const char *pathname); | |
121 | ||
122 | #define qemu_isalnum(c) isalnum((unsigned char)(c)) | |
123 | #define qemu_isalpha(c) isalpha((unsigned char)(c)) | |
124 | #define qemu_iscntrl(c) iscntrl((unsigned char)(c)) | |
125 | #define qemu_isdigit(c) isdigit((unsigned char)(c)) | |
126 | #define qemu_isgraph(c) isgraph((unsigned char)(c)) | |
127 | #define qemu_islower(c) islower((unsigned char)(c)) | |
128 | #define qemu_isprint(c) isprint((unsigned char)(c)) | |
129 | #define qemu_ispunct(c) ispunct((unsigned char)(c)) | |
130 | #define qemu_isspace(c) isspace((unsigned char)(c)) | |
131 | #define qemu_isupper(c) isupper((unsigned char)(c)) | |
132 | #define qemu_isxdigit(c) isxdigit((unsigned char)(c)) | |
133 | #define qemu_tolower(c) tolower((unsigned char)(c)) | |
134 | #define qemu_toupper(c) toupper((unsigned char)(c)) | |
135 | #define qemu_isascii(c) isascii((unsigned char)(c)) | |
136 | #define qemu_toascii(c) toascii((unsigned char)(c)) | |
137 | ||
138 | void *qemu_malloc(size_t size); | |
139 | void *qemu_realloc(void *ptr, size_t size); | |
140 | void *qemu_mallocz(size_t size); | |
141 | void qemu_free(void *ptr); | |
142 | char *qemu_strdup(const char *str); | |
143 | char *qemu_strndup(const char *str, size_t size); | |
144 | ||
145 | void *get_mmap_addr(unsigned long size); | |
146 | ||
147 | ||
148 | /* Error handling. */ | |
149 | ||
150 | void QEMU_NORETURN hw_error(const char *fmt, ...) | |
151 | __attribute__ ((__format__ (__printf__, 1, 2))); | |
152 | ||
153 | /* IO callbacks. */ | |
154 | typedef void IOReadHandler(void *opaque, const uint8_t *buf, int size); | |
155 | typedef int IOCanRWHandler(void *opaque); | |
156 | typedef void IOHandler(void *opaque); | |
157 | ||
158 | struct ParallelIOArg { | |
159 | void *buffer; | |
160 | int count; | |
161 | }; | |
162 | ||
163 | typedef int (*DMA_transfer_handler) (void *opaque, int nchan, int pos, int size); | |
164 | ||
165 | /* A load of opaque types so that device init declarations don't have to | |
166 | pull in all the real definitions. */ | |
167 | typedef struct NICInfo NICInfo; | |
168 | typedef struct HCIInfo HCIInfo; | |
169 | typedef struct AudioState AudioState; | |
170 | typedef struct BlockDriverState BlockDriverState; | |
171 | typedef struct DisplayState DisplayState; | |
172 | typedef struct DisplayChangeListener DisplayChangeListener; | |
173 | typedef struct DisplaySurface DisplaySurface; | |
174 | typedef struct DisplayAllocator DisplayAllocator; | |
175 | typedef struct PixelFormat PixelFormat; | |
176 | typedef struct TextConsole TextConsole; | |
177 | typedef TextConsole QEMUConsole; | |
178 | typedef struct CharDriverState CharDriverState; | |
179 | typedef struct VLANState VLANState; | |
180 | typedef struct QEMUFile QEMUFile; | |
181 | typedef struct i2c_bus i2c_bus; | |
182 | typedef struct i2c_slave i2c_slave; | |
183 | typedef struct SMBusDevice SMBusDevice; | |
184 | typedef struct QEMUTimer QEMUTimer; | |
185 | typedef struct PCIBus PCIBus; | |
186 | typedef struct PCIDevice PCIDevice; | |
187 | typedef struct SerialState SerialState; | |
188 | typedef struct IRQState *qemu_irq; | |
189 | typedef struct PCMCIACardState PCMCIACardState; | |
190 | typedef struct MouseTransformInfo MouseTransformInfo; | |
191 | typedef struct uWireSlave uWireSlave; | |
192 | typedef struct I2SCodec I2SCodec; | |
193 | typedef struct DeviceState DeviceState; | |
194 | typedef struct SSIBus SSIBus; | |
195 | ||
196 | /* CPU save/load. */ | |
197 | void cpu_save(QEMUFile *f, void *opaque); | |
198 | int cpu_load(QEMUFile *f, void *opaque, int version_id); | |
199 | ||
200 | /* Force QEMU to stop what it's doing and service IO */ | |
201 | void qemu_service_io(void); | |
202 | ||
203 | /* Force QEMU to process pending events */ | |
204 | void qemu_notify_event(void); | |
205 | ||
206 | /* Unblock cpu */ | |
207 | void qemu_cpu_kick(void *env); | |
208 | int qemu_cpu_self(void *env); | |
209 | ||
210 | #ifdef CONFIG_USER_ONLY | |
211 | #define qemu_init_vcpu(env) do { } while (0) | |
212 | #else | |
213 | void qemu_init_vcpu(void *env); | |
214 | #endif | |
215 | ||
216 | typedef struct QEMUIOVector { | |
217 | struct iovec *iov; | |
218 | int niov; | |
219 | int nalloc; | |
220 | size_t size; | |
221 | } QEMUIOVector; | |
222 | ||
223 | void qemu_iovec_init(QEMUIOVector *qiov, int alloc_hint); | |
224 | void qemu_iovec_init_external(QEMUIOVector *qiov, struct iovec *iov, int niov); | |
225 | void qemu_iovec_add(QEMUIOVector *qiov, void *base, size_t len); | |
226 | void qemu_iovec_concat(QEMUIOVector *dst, QEMUIOVector *src, size_t size); | |
227 | void qemu_iovec_destroy(QEMUIOVector *qiov); | |
228 | void qemu_iovec_reset(QEMUIOVector *qiov); | |
229 | void qemu_iovec_to_buffer(QEMUIOVector *qiov, void *buf); | |
230 | void qemu_iovec_from_buffer(QEMUIOVector *qiov, const void *buf, size_t count); | |
231 | ||
232 | struct Monitor; | |
233 | typedef struct Monitor Monitor; | |
234 | ||
235 | #include "module.h" | |
236 | ||
237 | #endif /* dyngen-exec.h hack */ | |
238 | ||
239 | #endif |