root / qemu-common.h @ 14015304
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1 | faf07963 | pbrook | /* Common header file that is included by all of qemu. */
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2 | faf07963 | pbrook | #ifndef QEMU_COMMON_H
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3 | faf07963 | pbrook | #define QEMU_COMMON_H
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4 | faf07963 | pbrook | |
5 | 5c026320 | Luiz Capitulino | #include "compiler.h" |
6 | beb6f0de | Kevin Wolf | #include "config-host.h" |
7 | beb6f0de | Kevin Wolf | |
8 | 332ae28d | Paolo Bonzini | #if defined(__arm__) || defined(__sparc__) || defined(__mips__) || defined(__hppa__) || defined(__ia64__)
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9 | 332ae28d | Paolo Bonzini | #define WORDS_ALIGNED
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10 | 332ae28d | Paolo Bonzini | #endif
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11 | 332ae28d | Paolo Bonzini | |
12 | 082b5557 | Blue Swirl | #define TFR(expr) do { if ((expr) != -1) break; } while (errno == EINTR) |
13 | 24ebf5f3 | Paolo Bonzini | |
14 | 29e922b6 | Blue Swirl | typedef struct QEMUTimer QEMUTimer; |
15 | 29e922b6 | Blue Swirl | typedef struct QEMUFile QEMUFile; |
16 | 29e922b6 | Blue Swirl | typedef struct QEMUBH QEMUBH; |
17 | 92a16d7a | Blue Swirl | typedef struct DeviceState DeviceState; |
18 | 29e922b6 | Blue Swirl | |
19 | 316378e4 | Jan Kiszka | struct Monitor;
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20 | 316378e4 | Jan Kiszka | typedef struct Monitor Monitor; |
21 | 316378e4 | Jan Kiszka | |
22 | faf07963 | pbrook | /* we put basic includes here to avoid repeating them in device drivers */
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23 | faf07963 | pbrook | #include <stdlib.h> |
24 | faf07963 | pbrook | #include <stdio.h> |
25 | faf07963 | pbrook | #include <stdarg.h> |
26 | 11165820 | Paul Brook | #include <stdbool.h> |
27 | faf07963 | pbrook | #include <string.h> |
28 | c8906845 | balrog | #include <strings.h> |
29 | faf07963 | pbrook | #include <inttypes.h> |
30 | faf07963 | pbrook | #include <limits.h> |
31 | faf07963 | pbrook | #include <time.h> |
32 | faf07963 | pbrook | #include <ctype.h> |
33 | faf07963 | pbrook | #include <errno.h> |
34 | faf07963 | pbrook | #include <unistd.h> |
35 | faf07963 | pbrook | #include <fcntl.h> |
36 | faf07963 | pbrook | #include <sys/stat.h> |
37 | dcfd0865 | Hervé Poussineau | #include <sys/time.h> |
38 | 55616505 | Paul Brook | #include <assert.h> |
39 | 86f69a92 | Alexandre Raymond | #include <signal.h> |
40 | 14015304 | Anthony Liguori | #include <glib.h> |
41 | faf07963 | pbrook | |
42 | 082b5557 | Blue Swirl | #ifdef _WIN32
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43 | 082b5557 | Blue Swirl | #include "qemu-os-win32.h" |
44 | 082b5557 | Blue Swirl | #endif
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45 | 082b5557 | Blue Swirl | |
46 | 082b5557 | Blue Swirl | #ifdef CONFIG_POSIX
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47 | 082b5557 | Blue Swirl | #include "qemu-os-posix.h" |
48 | 082b5557 | Blue Swirl | #endif
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49 | 082b5557 | Blue Swirl | |
50 | faf07963 | pbrook | #ifndef O_LARGEFILE
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51 | faf07963 | pbrook | #define O_LARGEFILE 0 |
52 | faf07963 | pbrook | #endif
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53 | faf07963 | pbrook | #ifndef O_BINARY
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54 | faf07963 | pbrook | #define O_BINARY 0 |
55 | faf07963 | pbrook | #endif
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56 | 0e74e66b | Juan Quintela | #ifndef MAP_ANONYMOUS
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57 | 0e74e66b | Juan Quintela | #define MAP_ANONYMOUS MAP_ANON
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58 | 0e74e66b | Juan Quintela | #endif
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59 | faf07963 | pbrook | #ifndef ENOMEDIUM
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60 | faf07963 | pbrook | #define ENOMEDIUM ENODEV
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61 | faf07963 | pbrook | #endif
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62 | 4c955388 | Anthony Liguori | #if !defined(ENOTSUP)
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63 | 2880bc32 | Juan Quintela | #define ENOTSUP 4096 |
64 | 2880bc32 | Juan Quintela | #endif
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65 | 3c9405a0 | Gerd Hoffmann | #ifndef TIME_MAX
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66 | 3c9405a0 | Gerd Hoffmann | #define TIME_MAX LONG_MAX
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67 | 3c9405a0 | Gerd Hoffmann | #endif
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68 | faf07963 | pbrook | |
69 | 6114fdb0 | Juan Quintela | #ifndef CONFIG_IOVEC
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70 | 6114fdb0 | Juan Quintela | #define CONFIG_IOVEC
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71 | bf9298b9 | aliguori | struct iovec {
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72 | bf9298b9 | aliguori | void *iov_base;
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73 | bf9298b9 | aliguori | size_t iov_len; |
74 | bf9298b9 | aliguori | }; |
75 | e2a305fb | Christoph Hellwig | /*
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76 | e2a305fb | Christoph Hellwig | * Use the same value as Linux for now.
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77 | e2a305fb | Christoph Hellwig | */
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78 | e2a305fb | Christoph Hellwig | #define IOV_MAX 1024 |
79 | 331dadde | blueswir1 | #else
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80 | 331dadde | blueswir1 | #include <sys/uio.h> |
81 | bf9298b9 | aliguori | #endif
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82 | bf9298b9 | aliguori | |
83 | f868445a | Stefan Weil | typedef int (*fprintf_function)(FILE *f, const char *fmt, ...) |
84 | f868445a | Stefan Weil | GCC_FMT_ATTR(2, 3); |
85 | f868445a | Stefan Weil | |
86 | faf07963 | pbrook | #ifdef _WIN32
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87 | faf07963 | pbrook | #define fsync _commit
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88 | faf07963 | pbrook | #define lseek _lseeki64
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89 | 64b85a8f | Blue Swirl | int qemu_ftruncate64(int, int64_t); |
90 | faf07963 | pbrook | #define ftruncate qemu_ftruncate64
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91 | faf07963 | pbrook | |
92 | faf07963 | pbrook | static inline char *realpath(const char *path, char *resolved_path) |
93 | faf07963 | pbrook | { |
94 | faf07963 | pbrook | _fullpath(resolved_path, path, _MAX_PATH); |
95 | faf07963 | pbrook | return resolved_path;
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96 | faf07963 | pbrook | } |
97 | faf07963 | pbrook | #endif
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98 | faf07963 | pbrook | |
99 | faf07963 | pbrook | /* FIXME: Remove NEED_CPU_H. */
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100 | faf07963 | pbrook | #ifndef NEED_CPU_H
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101 | faf07963 | pbrook | |
102 | faf07963 | pbrook | #include "osdep.h" |
103 | faf07963 | pbrook | #include "bswap.h" |
104 | faf07963 | pbrook | |
105 | faf07963 | pbrook | #else
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106 | faf07963 | pbrook | |
107 | faf07963 | pbrook | #include "cpu.h" |
108 | faf07963 | pbrook | |
109 | faf07963 | pbrook | #endif /* !defined(NEED_CPU_H) */ |
110 | faf07963 | pbrook | |
111 | 3bbbee18 | Andreas Färber | /* main function, renamed */
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112 | 3bbbee18 | Andreas Färber | #if defined(CONFIG_COCOA)
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113 | 3bbbee18 | Andreas Färber | int qemu_main(int argc, char **argv, char **envp); |
114 | 3bbbee18 | Andreas Färber | #endif
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115 | 3bbbee18 | Andreas Färber | |
116 | faf07963 | pbrook | /* bottom halves */
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117 | faf07963 | pbrook | typedef void QEMUBHFunc(void *opaque); |
118 | faf07963 | pbrook | |
119 | faf07963 | pbrook | QEMUBH *qemu_bh_new(QEMUBHFunc *cb, void *opaque);
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120 | faf07963 | pbrook | void qemu_bh_schedule(QEMUBH *bh);
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121 | 80d3580b | aliguori | /* Bottom halfs that are scheduled from a bottom half handler are instantly
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122 | 80d3580b | aliguori | * invoked. This can create an infinite loop if a bottom half handler
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123 | 80d3580b | aliguori | * schedules itself. qemu_bh_schedule_idle() avoids this infinite loop by
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124 | 80d3580b | aliguori | * ensuring that the bottom half isn't executed until the next main loop
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125 | 80d3580b | aliguori | * iteration.
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126 | 80d3580b | aliguori | */
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127 | 1b435b10 | aliguori | void qemu_bh_schedule_idle(QEMUBH *bh);
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128 | faf07963 | pbrook | void qemu_bh_cancel(QEMUBH *bh);
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129 | faf07963 | pbrook | void qemu_bh_delete(QEMUBH *bh);
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130 | faf07963 | pbrook | int qemu_bh_poll(void); |
131 | 4f999d05 | Kevin Wolf | void qemu_bh_update_timeout(int *timeout); |
132 | faf07963 | pbrook | |
133 | f6503059 | balrog | void qemu_get_timedate(struct tm *tm, int offset); |
134 | f6503059 | balrog | int qemu_timedate_diff(struct tm *tm); |
135 | f6503059 | balrog | |
136 | faf07963 | pbrook | /* cutils.c */
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137 | faf07963 | pbrook | void pstrcpy(char *buf, int buf_size, const char *str); |
138 | faf07963 | pbrook | char *pstrcat(char *buf, int buf_size, const char *s); |
139 | faf07963 | pbrook | int strstart(const char *str, const char *val, const char **ptr); |
140 | faf07963 | pbrook | int stristart(const char *str, const char *val, const char **ptr); |
141 | d43277c5 | Blue Swirl | int qemu_strnlen(const char *s, int max_len); |
142 | faf07963 | pbrook | time_t mktimegm(struct tm *tm);
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143 | ad46db9a | blueswir1 | int qemu_fls(int i); |
144 | 6f1953c4 | Christoph Hellwig | int qemu_fdatasync(int fd); |
145 | db1a4972 | Paolo Bonzini | int fcntl_setfl(int fd, int flag); |
146 | d8427002 | Jes Sorensen | |
147 | d7142456 | Jes Sorensen | /*
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148 | d7142456 | Jes Sorensen | * strtosz() suffixes used to specify the default treatment of an
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149 | d7142456 | Jes Sorensen | * argument passed to strtosz() without an explicit suffix.
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150 | d7142456 | Jes Sorensen | * These should be defined using upper case characters in the range
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151 | d7142456 | Jes Sorensen | * A-Z, as strtosz() will use qemu_toupper() on the given argument
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152 | d7142456 | Jes Sorensen | * prior to comparison.
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153 | d7142456 | Jes Sorensen | */
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154 | d8427002 | Jes Sorensen | #define STRTOSZ_DEFSUFFIX_TB 'T' |
155 | d8427002 | Jes Sorensen | #define STRTOSZ_DEFSUFFIX_GB 'G' |
156 | d8427002 | Jes Sorensen | #define STRTOSZ_DEFSUFFIX_MB 'M' |
157 | d8427002 | Jes Sorensen | #define STRTOSZ_DEFSUFFIX_KB 'K' |
158 | d8427002 | Jes Sorensen | #define STRTOSZ_DEFSUFFIX_B 'B' |
159 | 70b4f4bb | Jes Sorensen | int64_t strtosz(const char *nptr, char **end); |
160 | 70b4f4bb | Jes Sorensen | int64_t strtosz_suffix(const char *nptr, char **end, const char default_suffix); |
161 | a732e1ba | Joerg Roedel | int64_t strtosz_suffix_unit(const char *nptr, char **end, |
162 | a732e1ba | Joerg Roedel | const char default_suffix, int64_t unit); |
163 | faf07963 | pbrook | |
164 | 37022086 | Blue Swirl | /* path.c */
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165 | 37022086 | Blue Swirl | void init_paths(const char *prefix); |
166 | 37022086 | Blue Swirl | const char *path(const char *pathname); |
167 | 37022086 | Blue Swirl | |
168 | cd390083 | blueswir1 | #define qemu_isalnum(c) isalnum((unsigned char)(c)) |
169 | cd390083 | blueswir1 | #define qemu_isalpha(c) isalpha((unsigned char)(c)) |
170 | cd390083 | blueswir1 | #define qemu_iscntrl(c) iscntrl((unsigned char)(c)) |
171 | cd390083 | blueswir1 | #define qemu_isdigit(c) isdigit((unsigned char)(c)) |
172 | cd390083 | blueswir1 | #define qemu_isgraph(c) isgraph((unsigned char)(c)) |
173 | cd390083 | blueswir1 | #define qemu_islower(c) islower((unsigned char)(c)) |
174 | cd390083 | blueswir1 | #define qemu_isprint(c) isprint((unsigned char)(c)) |
175 | cd390083 | blueswir1 | #define qemu_ispunct(c) ispunct((unsigned char)(c)) |
176 | cd390083 | blueswir1 | #define qemu_isspace(c) isspace((unsigned char)(c)) |
177 | cd390083 | blueswir1 | #define qemu_isupper(c) isupper((unsigned char)(c)) |
178 | cd390083 | blueswir1 | #define qemu_isxdigit(c) isxdigit((unsigned char)(c)) |
179 | cd390083 | blueswir1 | #define qemu_tolower(c) tolower((unsigned char)(c)) |
180 | cd390083 | blueswir1 | #define qemu_toupper(c) toupper((unsigned char)(c)) |
181 | cd390083 | blueswir1 | #define qemu_isascii(c) isascii((unsigned char)(c)) |
182 | cd390083 | blueswir1 | #define qemu_toascii(c) toascii((unsigned char)(c)) |
183 | cd390083 | blueswir1 | |
184 | b152aa84 | Jes Sorensen | void *qemu_oom_check(void *ptr); |
185 | ca10f867 | aurel32 | void *qemu_malloc(size_t size);
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186 | 2137b4cc | ths | void *qemu_realloc(void *ptr, size_t size); |
187 | ca10f867 | aurel32 | void *qemu_mallocz(size_t size);
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188 | ca10f867 | aurel32 | void qemu_free(void *ptr); |
189 | ca10f867 | aurel32 | char *qemu_strdup(const char *str); |
190 | ac4b0d0c | balrog | char *qemu_strndup(const char *str, size_t size); |
191 | ca10f867 | aurel32 | |
192 | d549db5a | Glauber Costa | void qemu_mutex_lock_iothread(void); |
193 | d549db5a | Glauber Costa | void qemu_mutex_unlock_iothread(void); |
194 | d549db5a | Glauber Costa | |
195 | 40ff6d7e | Kevin Wolf | int qemu_open(const char *name, int flags, ...); |
196 | 7c7c0629 | Juan Quintela | ssize_t qemu_write_full(int fd, const void *buf, size_t count) |
197 | 7c7c0629 | Juan Quintela | QEMU_WARN_UNUSED_RESULT; |
198 | 40ff6d7e | Kevin Wolf | void qemu_set_cloexec(int fd); |
199 | 40ff6d7e | Kevin Wolf | |
200 | 40ff6d7e | Kevin Wolf | #ifndef _WIN32
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201 | 4d54ec78 | Paolo Bonzini | int qemu_add_child_watch(pid_t pid);
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202 | f3dfda61 | Paolo Bonzini | int qemu_eventfd(int pipefd[2]); |
203 | 40ff6d7e | Kevin Wolf | int qemu_pipe(int pipefd[2]); |
204 | 40ff6d7e | Kevin Wolf | #endif
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205 | 40ff6d7e | Kevin Wolf | |
206 | 00aa0040 | Blue Swirl | #ifdef _WIN32
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207 | 00aa0040 | Blue Swirl | #define qemu_recv(sockfd, buf, len, flags) recv(sockfd, (void *)buf, len, flags) |
208 | 00aa0040 | Blue Swirl | #else
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209 | 00aa0040 | Blue Swirl | #define qemu_recv(sockfd, buf, len, flags) recv(sockfd, buf, len, flags)
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210 | 00aa0040 | Blue Swirl | #endif
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211 | 00aa0040 | Blue Swirl | |
212 | 87ecb68b | pbrook | /* Error handling. */
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213 | 87ecb68b | pbrook | |
214 | e5924d89 | Stefan Weil | void QEMU_NORETURN hw_error(const char *fmt, ...) GCC_FMT_ATTR(1, 2); |
215 | 87ecb68b | pbrook | |
216 | 87ecb68b | pbrook | /* IO callbacks. */
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217 | 87ecb68b | pbrook | typedef void IOReadHandler(void *opaque, const uint8_t *buf, int size); |
218 | 7b27a769 | Juan Quintela | typedef int IOCanReadHandler(void *opaque); |
219 | 87ecb68b | pbrook | typedef void IOHandler(void *opaque); |
220 | 87ecb68b | pbrook | |
221 | 02981419 | Paolo Bonzini | void qemu_iohandler_fill(int *pnfds, fd_set *readfds, fd_set *writefds, fd_set *xfds); |
222 | 02981419 | Paolo Bonzini | void qemu_iohandler_poll(fd_set *readfds, fd_set *writefds, fd_set *xfds, int rc); |
223 | 02981419 | Paolo Bonzini | |
224 | 87ecb68b | pbrook | struct ParallelIOArg {
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225 | 87ecb68b | pbrook | void *buffer;
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226 | 87ecb68b | pbrook | int count;
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227 | 87ecb68b | pbrook | }; |
228 | 87ecb68b | pbrook | |
229 | 87ecb68b | pbrook | typedef int (*DMA_transfer_handler) (void *opaque, int nchan, int pos, int size); |
230 | 87ecb68b | pbrook | |
231 | 87ecb68b | pbrook | /* A load of opaque types so that device init declarations don't have to
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232 | 87ecb68b | pbrook | pull in all the real definitions. */
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233 | 87ecb68b | pbrook | typedef struct NICInfo NICInfo; |
234 | 1ae26a18 | balrog | typedef struct HCIInfo HCIInfo; |
235 | 87ecb68b | pbrook | typedef struct AudioState AudioState; |
236 | 87ecb68b | pbrook | typedef struct BlockDriverState BlockDriverState; |
237 | 2446333c | Blue Swirl | typedef struct DriveInfo DriveInfo; |
238 | 87ecb68b | pbrook | typedef struct DisplayState DisplayState; |
239 | 7d957bd8 | aliguori | typedef struct DisplayChangeListener DisplayChangeListener; |
240 | 7d957bd8 | aliguori | typedef struct DisplaySurface DisplaySurface; |
241 | 7b5d76da | aliguori | typedef struct DisplayAllocator DisplayAllocator; |
242 | 7d957bd8 | aliguori | typedef struct PixelFormat PixelFormat; |
243 | 87ecb68b | pbrook | typedef struct TextConsole TextConsole; |
244 | c60e08d9 | pbrook | typedef TextConsole QEMUConsole;
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245 | 87ecb68b | pbrook | typedef struct CharDriverState CharDriverState; |
246 | 76d32cba | Gerd Hoffmann | typedef struct MACAddr MACAddr; |
247 | 87ecb68b | pbrook | typedef struct VLANState VLANState; |
248 | f7105843 | Mark McLoughlin | typedef struct VLANClientState VLANClientState; |
249 | 87ecb68b | pbrook | typedef struct i2c_bus i2c_bus; |
250 | 87ecb68b | pbrook | typedef struct i2c_slave i2c_slave; |
251 | 87ecb68b | pbrook | typedef struct SMBusDevice SMBusDevice; |
252 | fb47a2e9 | Isaku Yamahata | typedef struct PCIHostState PCIHostState; |
253 | fb47a2e9 | Isaku Yamahata | typedef struct PCIExpressHost PCIExpressHost; |
254 | 87ecb68b | pbrook | typedef struct PCIBus PCIBus; |
255 | 87ecb68b | pbrook | typedef struct PCIDevice PCIDevice; |
256 | 0428527c | Isaku Yamahata | typedef struct PCIExpressDevice PCIExpressDevice; |
257 | 68f79994 | Isaku Yamahata | typedef struct PCIBridge PCIBridge; |
258 | 34e65944 | Isaku Yamahata | typedef struct PCIEAERMsg PCIEAERMsg; |
259 | 34e65944 | Isaku Yamahata | typedef struct PCIEAERLog PCIEAERLog; |
260 | 34e65944 | Isaku Yamahata | typedef struct PCIEAERErr PCIEAERErr; |
261 | bc20ba98 | Isaku Yamahata | typedef struct PCIEPort PCIEPort; |
262 | bc20ba98 | Isaku Yamahata | typedef struct PCIESlot PCIESlot; |
263 | 87ecb68b | pbrook | typedef struct SerialState SerialState; |
264 | 87ecb68b | pbrook | typedef struct IRQState *qemu_irq; |
265 | bc24a225 | Paul Brook | typedef struct PCMCIACardState PCMCIACardState; |
266 | bc24a225 | Paul Brook | typedef struct MouseTransformInfo MouseTransformInfo; |
267 | bc24a225 | Paul Brook | typedef struct uWireSlave uWireSlave; |
268 | bc24a225 | Paul Brook | typedef struct I2SCodec I2SCodec; |
269 | 90d37239 | Paul Brook | typedef struct SSIBus SSIBus; |
270 | 2292b339 | Michael S. Tsirkin | typedef struct EventNotifier EventNotifier; |
271 | 2be24aaa | Michael S. Tsirkin | typedef struct VirtIODevice VirtIODevice; |
272 | d35bf9ad | Gerd Hoffmann | typedef struct QEMUSGList QEMUSGList; |
273 | 87ecb68b | pbrook | |
274 | 186993ee | Michael S. Tsirkin | typedef uint64_t pcibus_t;
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275 | 186993ee | Michael S. Tsirkin | |
276 | d5ab9713 | Jan Kiszka | void tcg_exec_init(unsigned long tb_size); |
277 | d5ab9713 | Jan Kiszka | bool tcg_enabled(void); |
278 | d5ab9713 | Jan Kiszka | |
279 | d5ab9713 | Jan Kiszka | void cpu_exec_init_all(void); |
280 | d2053c3c | Blue Swirl | |
281 | b3c7724c | pbrook | /* CPU save/load. */
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282 | b3c7724c | pbrook | void cpu_save(QEMUFile *f, void *opaque); |
283 | b3c7724c | pbrook | int cpu_load(QEMUFile *f, void *opaque, int version_id); |
284 | b3c7724c | pbrook | |
285 | 9e472e10 | aliguori | /* Force QEMU to stop what it's doing and service IO */
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286 | 9e472e10 | aliguori | void qemu_service_io(void); |
287 | 9e472e10 | aliguori | |
288 | d9f75a4e | aliguori | /* Force QEMU to process pending events */
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289 | d9f75a4e | aliguori | void qemu_notify_event(void); |
290 | d9f75a4e | aliguori | |
291 | 8edac960 | aliguori | /* Unblock cpu */
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292 | 8edac960 | aliguori | void qemu_cpu_kick(void *env); |
293 | 46d62fac | Jan Kiszka | void qemu_cpu_kick_self(void); |
294 | b7680cb6 | Jan Kiszka | int qemu_cpu_is_self(void *env); |
295 | ab33fcda | Paolo Bonzini | bool all_cpu_threads_idle(void); |
296 | 8edac960 | aliguori | |
297 | e82bcec2 | Marcelo Tosatti | /* work queue */
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298 | e82bcec2 | Marcelo Tosatti | struct qemu_work_item {
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299 | e82bcec2 | Marcelo Tosatti | struct qemu_work_item *next;
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300 | e82bcec2 | Marcelo Tosatti | void (*func)(void *data); |
301 | e82bcec2 | Marcelo Tosatti | void *data;
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302 | e82bcec2 | Marcelo Tosatti | int done;
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303 | e82bcec2 | Marcelo Tosatti | }; |
304 | e82bcec2 | Marcelo Tosatti | |
305 | 0bf46a40 | aliguori | #ifdef CONFIG_USER_ONLY
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306 | 0bf46a40 | aliguori | #define qemu_init_vcpu(env) do { } while (0) |
307 | 0bf46a40 | aliguori | #else
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308 | 0bf46a40 | aliguori | void qemu_init_vcpu(void *env); |
309 | 0bf46a40 | aliguori | #endif
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310 | 0bf46a40 | aliguori | |
311 | 44e3ee8a | aliguori | typedef struct QEMUIOVector { |
312 | 44e3ee8a | aliguori | struct iovec *iov;
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313 | 44e3ee8a | aliguori | int niov;
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314 | 44e3ee8a | aliguori | int nalloc;
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315 | 249aa745 | aliguori | size_t size; |
316 | 44e3ee8a | aliguori | } QEMUIOVector; |
317 | 44e3ee8a | aliguori | |
318 | 44e3ee8a | aliguori | void qemu_iovec_init(QEMUIOVector *qiov, int alloc_hint); |
319 | 522584a5 | aliguori | void qemu_iovec_init_external(QEMUIOVector *qiov, struct iovec *iov, int niov); |
320 | 44e3ee8a | aliguori | void qemu_iovec_add(QEMUIOVector *qiov, void *base, size_t len); |
321 | b8a83a4f | Kevin Wolf | void qemu_iovec_copy(QEMUIOVector *dst, QEMUIOVector *src, uint64_t skip,
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322 | b8a83a4f | Kevin Wolf | size_t size); |
323 | 40b4f539 | Kevin Wolf | void qemu_iovec_concat(QEMUIOVector *dst, QEMUIOVector *src, size_t size);
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324 | 44e3ee8a | aliguori | void qemu_iovec_destroy(QEMUIOVector *qiov);
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325 | be959463 | aliguori | void qemu_iovec_reset(QEMUIOVector *qiov);
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326 | 44e3ee8a | aliguori | void qemu_iovec_to_buffer(QEMUIOVector *qiov, void *buf); |
327 | 249aa745 | aliguori | void qemu_iovec_from_buffer(QEMUIOVector *qiov, const void *buf, size_t count); |
328 | b8a83a4f | Kevin Wolf | void qemu_iovec_memset(QEMUIOVector *qiov, int c, size_t count); |
329 | e0d9c6f9 | Chunqiang Tang | void qemu_iovec_memset_skip(QEMUIOVector *qiov, int c, size_t count, |
330 | e0d9c6f9 | Chunqiang Tang | size_t skip); |
331 | 44e3ee8a | aliguori | |
332 | 6b837bc4 | Jes Sorensen | void qemu_progress_init(int enabled, float min_skip); |
333 | 6b837bc4 | Jes Sorensen | void qemu_progress_end(void); |
334 | 3bfe4dbf | Jes Sorensen | void qemu_progress_print(float delta, int max); |
335 | 6b837bc4 | Jes Sorensen | |
336 | 082b5557 | Blue Swirl | #define QEMU_FILE_TYPE_BIOS 0 |
337 | 082b5557 | Blue Swirl | #define QEMU_FILE_TYPE_KEYMAP 1 |
338 | 082b5557 | Blue Swirl | char *qemu_find_file(int type, const char *name); |
339 | 082b5557 | Blue Swirl | |
340 | 082b5557 | Blue Swirl | /* OS specific functions */
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341 | 082b5557 | Blue Swirl | void os_setup_early_signal_handling(void); |
342 | 082b5557 | Blue Swirl | char *os_find_datadir(const char *argv0); |
343 | 082b5557 | Blue Swirl | void os_parse_cmd_args(int index, const char *optarg); |
344 | 082b5557 | Blue Swirl | void os_pidfile_error(void); |
345 | 082b5557 | Blue Swirl | |
346 | abd0c6bd | Paul Brook | /* Convert a byte between binary and BCD. */
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347 | abd0c6bd | Paul Brook | static inline uint8_t to_bcd(uint8_t val) |
348 | abd0c6bd | Paul Brook | { |
349 | abd0c6bd | Paul Brook | return ((val / 10) << 4) | (val % 10); |
350 | abd0c6bd | Paul Brook | } |
351 | abd0c6bd | Paul Brook | |
352 | abd0c6bd | Paul Brook | static inline uint8_t from_bcd(uint8_t val) |
353 | abd0c6bd | Paul Brook | { |
354 | abd0c6bd | Paul Brook | return ((val >> 4) * 10) + (val & 0x0f); |
355 | abd0c6bd | Paul Brook | } |
356 | abd0c6bd | Paul Brook | |
357 | 338b922e | malc | /* compute with 96 bit intermediate result: (a*b)/c */
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358 | 338b922e | malc | static inline uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c) |
359 | 338b922e | malc | { |
360 | 338b922e | malc | union {
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361 | 338b922e | malc | uint64_t ll; |
362 | 338b922e | malc | struct {
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363 | 338b922e | malc | #ifdef HOST_WORDS_BIGENDIAN
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364 | 338b922e | malc | uint32_t high, low; |
365 | 338b922e | malc | #else
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366 | 338b922e | malc | uint32_t low, high; |
367 | 338b922e | malc | #endif
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368 | 338b922e | malc | } l; |
369 | 338b922e | malc | } u, res; |
370 | 338b922e | malc | uint64_t rl, rh; |
371 | 338b922e | malc | |
372 | 338b922e | malc | u.ll = a; |
373 | 338b922e | malc | rl = (uint64_t)u.l.low * (uint64_t)b; |
374 | 338b922e | malc | rh = (uint64_t)u.l.high * (uint64_t)b; |
375 | 338b922e | malc | rh += (rl >> 32);
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376 | 338b922e | malc | res.l.high = rh / c; |
377 | 338b922e | malc | res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c; |
378 | 338b922e | malc | return res.ll;
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379 | 338b922e | malc | } |
380 | 338b922e | malc | |
381 | 0bfe3ca5 | Anthony Liguori | #include "module.h" |
382 | 0bfe3ca5 | Anthony Liguori | |
383 | faf07963 | pbrook | #endif |