Commit | Line | Data |
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9277ec14 BC |
1 | /* This file contains functions which implement those POSIX and Linux functions |
2 | * that MinGW and Microsoft don't provide. The implementations contain just enough | |
3 | * functionality to support fio. | |
4 | */ | |
5 | ||
6 | #include <arpa/inet.h> | |
7 | #include <netinet/in.h> | |
8 | #include <windows.h> | |
9 | #include <stddef.h> | |
ad9c0fbc | 10 | #include <string.h> |
9277ec14 BC |
11 | #include <stdlib.h> |
12 | #include <unistd.h> | |
13 | #include <dirent.h> | |
14 | #include <pthread.h> | |
f16b7405 | 15 | #include <time.h> |
9277ec14 BC |
16 | #include <semaphore.h> |
17 | #include <sys/shm.h> | |
18 | #include <sys/mman.h> | |
19 | #include <sys/uio.h> | |
20 | #include <sys/resource.h> | |
21 | #include <sys/poll.h> | |
70a61165 BC |
22 | #include <sys/wait.h> |
23 | #include <setjmp.h> | |
9277ec14 BC |
24 | |
25 | #include "../os-windows.h" | |
671b0600 | 26 | #include "../../lib/hweight.h" |
9277ec14 | 27 | |
8b6a404c VF |
28 | extern unsigned long mtime_since_now(struct timespec *); |
29 | extern void fio_gettime(struct timespec *, void *); | |
21c75387 | 30 | |
ad9c0fbc BC |
31 | /* These aren't defined in the MinGW headers */ |
32 | HRESULT WINAPI StringCchCopyA( | |
33 | char *pszDest, | |
34 | size_t cchDest, | |
35 | const char *pszSrc); | |
36 | ||
37 | HRESULT WINAPI StringCchPrintfA( | |
38 | char *pszDest, | |
39 | size_t cchDest, | |
40 | const char *pszFormat, | |
41 | ...); | |
42 | ||
10a6b3c6 BC |
43 | int win_to_posix_error(DWORD winerr) |
44 | { | |
45 | switch (winerr) | |
46 | { | |
47 | case ERROR_FILE_NOT_FOUND: return ENOENT; | |
48 | case ERROR_PATH_NOT_FOUND: return ENOENT; | |
49 | case ERROR_ACCESS_DENIED: return EACCES; | |
50 | case ERROR_INVALID_HANDLE: return EBADF; | |
51 | case ERROR_NOT_ENOUGH_MEMORY: return ENOMEM; | |
52 | case ERROR_INVALID_DATA: return EINVAL; | |
53 | case ERROR_OUTOFMEMORY: return ENOMEM; | |
54 | case ERROR_INVALID_DRIVE: return ENODEV; | |
55 | case ERROR_NOT_SAME_DEVICE: return EXDEV; | |
56 | case ERROR_WRITE_PROTECT: return EROFS; | |
57 | case ERROR_BAD_UNIT: return ENODEV; | |
58 | case ERROR_SHARING_VIOLATION: return EACCES; | |
59 | case ERROR_LOCK_VIOLATION: return EACCES; | |
60 | case ERROR_SHARING_BUFFER_EXCEEDED: return ENOLCK; | |
61 | case ERROR_HANDLE_DISK_FULL: return ENOSPC; | |
62 | case ERROR_NOT_SUPPORTED: return ENOSYS; | |
63 | case ERROR_FILE_EXISTS: return EEXIST; | |
64 | case ERROR_CANNOT_MAKE: return EPERM; | |
65 | case ERROR_INVALID_PARAMETER: return EINVAL; | |
66 | case ERROR_NO_PROC_SLOTS: return EAGAIN; | |
67 | case ERROR_BROKEN_PIPE: return EPIPE; | |
68 | case ERROR_OPEN_FAILED: return EIO; | |
69 | case ERROR_NO_MORE_SEARCH_HANDLES: return ENFILE; | |
70 | case ERROR_CALL_NOT_IMPLEMENTED: return ENOSYS; | |
71 | case ERROR_INVALID_NAME: return ENOENT; | |
72 | case ERROR_WAIT_NO_CHILDREN: return ECHILD; | |
73 | case ERROR_CHILD_NOT_COMPLETE: return EBUSY; | |
74 | case ERROR_DIR_NOT_EMPTY: return ENOTEMPTY; | |
75 | case ERROR_SIGNAL_REFUSED: return EIO; | |
76 | case ERROR_BAD_PATHNAME: return ENOENT; | |
77 | case ERROR_SIGNAL_PENDING: return EBUSY; | |
78 | case ERROR_MAX_THRDS_REACHED: return EAGAIN; | |
79 | case ERROR_BUSY: return EBUSY; | |
80 | case ERROR_ALREADY_EXISTS: return EEXIST; | |
81 | case ERROR_NO_SIGNAL_SENT: return EIO; | |
82 | case ERROR_FILENAME_EXCED_RANGE: return EINVAL; | |
83 | case ERROR_META_EXPANSION_TOO_LONG: return EINVAL; | |
84 | case ERROR_INVALID_SIGNAL_NUMBER: return EINVAL; | |
85 | case ERROR_THREAD_1_INACTIVE: return EINVAL; | |
86 | case ERROR_BAD_PIPE: return EINVAL; | |
87 | case ERROR_PIPE_BUSY: return EBUSY; | |
88 | case ERROR_NO_DATA: return EPIPE; | |
89 | case ERROR_MORE_DATA: return EAGAIN; | |
90 | case ERROR_DIRECTORY: return ENOTDIR; | |
91 | case ERROR_PIPE_CONNECTED: return EBUSY; | |
92 | case ERROR_NO_TOKEN: return EINVAL; | |
93 | case ERROR_PROCESS_ABORTED: return EFAULT; | |
94 | case ERROR_BAD_DEVICE: return ENODEV; | |
95 | case ERROR_BAD_USERNAME: return EINVAL; | |
96 | case ERROR_OPEN_FILES: return EAGAIN; | |
97 | case ERROR_ACTIVE_CONNECTIONS: return EAGAIN; | |
98 | case ERROR_DEVICE_IN_USE: return EAGAIN; | |
99 | case ERROR_INVALID_AT_INTERRUPT_TIME: return EINTR; | |
100 | case ERROR_IO_DEVICE: return EIO; | |
101 | case ERROR_NOT_OWNER: return EPERM; | |
102 | case ERROR_END_OF_MEDIA: return ENOSPC; | |
103 | case ERROR_EOM_OVERFLOW: return ENOSPC; | |
104 | case ERROR_BEGINNING_OF_MEDIA: return ESPIPE; | |
105 | case ERROR_SETMARK_DETECTED: return ESPIPE; | |
106 | case ERROR_NO_DATA_DETECTED: return ENOSPC; | |
107 | case ERROR_POSSIBLE_DEADLOCK: return EDEADLOCK; | |
108 | case ERROR_CRC: return EIO; | |
109 | case ERROR_NEGATIVE_SEEK: return EINVAL; | |
110 | case ERROR_DISK_FULL: return ENOSPC; | |
111 | case ERROR_NOACCESS: return EFAULT; | |
112 | case ERROR_FILE_INVALID: return ENXIO; | |
113 | } | |
114 | ||
115 | return winerr; | |
116 | } | |
117 | ||
671b0600 BC |
118 | int GetNumLogicalProcessors(void) |
119 | { | |
120 | SYSTEM_LOGICAL_PROCESSOR_INFORMATION *processor_info = NULL; | |
121 | DWORD len = 0; | |
122 | DWORD num_processors = 0; | |
123 | DWORD error = 0; | |
124 | DWORD i; | |
125 | ||
126 | while (!GetLogicalProcessorInformation(processor_info, &len)) { | |
127 | error = GetLastError(); | |
128 | if (error == ERROR_INSUFFICIENT_BUFFER) | |
129 | processor_info = malloc(len); | |
130 | else { | |
131 | log_err("Error: GetLogicalProcessorInformation failed: %d\n", error); | |
132 | return -1; | |
133 | } | |
134 | ||
135 | if (processor_info == NULL) { | |
136 | log_err("Error: failed to allocate memory for GetLogicalProcessorInformation"); | |
137 | return -1; | |
138 | } | |
139 | } | |
140 | ||
141 | for (i = 0; i < len / sizeof(SYSTEM_LOGICAL_PROCESSOR_INFORMATION); i++) | |
142 | { | |
143 | if (processor_info[i].Relationship == RelationProcessorCore) | |
4ee47af0 | 144 | num_processors += hweight64(processor_info[i].ProcessorMask); |
671b0600 BC |
145 | } |
146 | ||
147 | free(processor_info); | |
148 | return num_processors; | |
149 | } | |
150 | ||
9277ec14 BC |
151 | long sysconf(int name) |
152 | { | |
671b0600 | 153 | long val = -1; |
01d26955 | 154 | long val2 = -1; |
9277ec14 BC |
155 | SYSTEM_INFO sysInfo; |
156 | MEMORYSTATUSEX status; | |
157 | ||
158 | switch (name) | |
159 | { | |
160 | case _SC_NPROCESSORS_ONLN: | |
671b0600 BC |
161 | val = GetNumLogicalProcessors(); |
162 | if (val == -1) | |
01d26955 | 163 | log_err("sysconf(_SC_NPROCESSORS_ONLN) failed\n"); |
671b0600 | 164 | |
9277ec14 BC |
165 | break; |
166 | ||
167 | case _SC_PAGESIZE: | |
168 | GetSystemInfo(&sysInfo); | |
169 | val = sysInfo.dwPageSize; | |
170 | break; | |
171 | ||
172 | case _SC_PHYS_PAGES: | |
173 | status.dwLength = sizeof(status); | |
01d26955 BC |
174 | val2 = sysconf(_SC_PAGESIZE); |
175 | if (GlobalMemoryStatusEx(&status) && val2 != -1) | |
176 | val = status.ullTotalPhys / val2; | |
177 | else | |
178 | log_err("sysconf(_SC_PHYS_PAGES) failed\n"); | |
9277ec14 BC |
179 | break; |
180 | default: | |
181 | log_err("sysconf(%d) is not implemented\n", name); | |
182 | break; | |
183 | } | |
184 | ||
185 | return val; | |
186 | } | |
187 | ||
188 | char *dl_error = NULL; | |
189 | ||
190 | int dlclose(void *handle) | |
191 | { | |
192 | return !FreeLibrary((HMODULE)handle); | |
193 | } | |
194 | ||
195 | void *dlopen(const char *file, int mode) | |
196 | { | |
197 | HMODULE hMod; | |
198 | ||
199 | hMod = LoadLibrary(file); | |
200 | if (hMod == INVALID_HANDLE_VALUE) | |
201 | dl_error = (char*)"LoadLibrary failed"; | |
202 | else | |
203 | dl_error = NULL; | |
204 | ||
205 | return hMod; | |
206 | } | |
207 | ||
208 | void *dlsym(void *handle, const char *name) | |
209 | { | |
210 | FARPROC fnPtr; | |
211 | ||
212 | fnPtr = GetProcAddress((HMODULE)handle, name); | |
213 | if (fnPtr == NULL) | |
214 | dl_error = (char*)"GetProcAddress failed"; | |
215 | else | |
216 | dl_error = NULL; | |
217 | ||
218 | return fnPtr; | |
219 | } | |
220 | ||
221 | char *dlerror(void) | |
222 | { | |
223 | return dl_error; | |
224 | } | |
225 | ||
ba55bfa9 BC |
226 | /* Copied from http://blogs.msdn.com/b/joshpoley/archive/2007/12/19/date-time-formats-and-conversions.aspx */ |
227 | void Time_tToSystemTime(time_t dosTime, SYSTEMTIME *systemTime) | |
228 | { | |
5de1ade5 JS |
229 | FILETIME utcFT; |
230 | LONGLONG jan1970; | |
231 | ||
232 | jan1970 = Int32x32To64(dosTime, 10000000) + 116444736000000000; | |
233 | utcFT.dwLowDateTime = (DWORD)jan1970; | |
234 | utcFT.dwHighDateTime = jan1970 >> 32; | |
ba55bfa9 BC |
235 | |
236 | FileTimeToSystemTime((FILETIME*)&utcFT, systemTime); | |
237 | } | |
238 | ||
239 | char* ctime_r(const time_t *t, char *buf) | |
240 | { | |
241 | SYSTEMTIME systime; | |
15a0c8ee | 242 | const char * const dayOfWeek[] = { "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" }; |
ba55bfa9 BC |
243 | const char * const monthOfYear[] = { "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" }; |
244 | ||
245 | Time_tToSystemTime(*t, &systime); | |
246 | /* We don't know how long `buf` is, but assume it's rounded up from the minimum of 25 to 32 */ | |
1f086b55 | 247 | StringCchPrintfA(buf, 31, "%s %s %d %02d:%02d:%02d %04d\n", dayOfWeek[systime.wDayOfWeek % 7], monthOfYear[(systime.wMonth - 1) % 12], |
ba55bfa9 BC |
248 | systime.wDay, systime.wHour, systime.wMinute, systime.wSecond, systime.wYear); |
249 | return buf; | |
250 | } | |
251 | ||
9277ec14 BC |
252 | int gettimeofday(struct timeval *restrict tp, void *restrict tzp) |
253 | { | |
254 | FILETIME fileTime; | |
9576f613 BC |
255 | uint64_t unix_time, windows_time; |
256 | const uint64_t MILLISECONDS_BETWEEN_1601_AND_1970 = 11644473600000; | |
9277ec14 | 257 | |
fc0b830f | 258 | /* Ignore the timezone parameter */ |
9277ec14 BC |
259 | (void)tzp; |
260 | ||
261 | /* | |
262 | * Windows time is stored as the number 100 ns intervals since January 1 1601. | |
263 | * Conversion details from http://www.informit.com/articles/article.aspx?p=102236&seqNum=3 | |
264 | * Its precision is 100 ns but accuracy is only one clock tick, or normally around 15 ms. | |
265 | */ | |
266 | GetSystemTimeAsFileTime(&fileTime); | |
9576f613 | 267 | windows_time = ((uint64_t)fileTime.dwHighDateTime << 32) + fileTime.dwLowDateTime; |
9277ec14 BC |
268 | /* Divide by 10,000 to convert to ms and subtract the time between 1601 and 1970 */ |
269 | unix_time = (((windows_time)/10000) - MILLISECONDS_BETWEEN_1601_AND_1970); | |
270 | /* unix_time is now the number of milliseconds since 1970 (the Unix epoch) */ | |
271 | tp->tv_sec = unix_time / 1000; | |
272 | tp->tv_usec = (unix_time % 1000) * 1000; | |
273 | return 0; | |
274 | } | |
275 | ||
9277ec14 BC |
276 | int sigaction(int sig, const struct sigaction *act, |
277 | struct sigaction *oact) | |
278 | { | |
e5b8f91c BC |
279 | int rc = 0; |
280 | void (*prev_handler)(int); | |
281 | ||
282 | prev_handler = signal(sig, act->sa_handler); | |
283 | if (oact != NULL) | |
284 | oact->sa_handler = prev_handler; | |
285 | ||
286 | if (prev_handler == SIG_ERR) | |
287 | rc = -1; | |
288 | ||
289 | return rc; | |
9277ec14 BC |
290 | } |
291 | ||
292 | int lstat(const char * path, struct stat * buf) | |
293 | { | |
294 | return stat(path, buf); | |
295 | } | |
296 | ||
297 | void *mmap(void *addr, size_t len, int prot, int flags, | |
298 | int fildes, off_t off) | |
299 | { | |
300 | DWORD vaProt = 0; | |
06cbb3c7 RC |
301 | DWORD mapAccess = 0; |
302 | DWORD lenlow; | |
303 | DWORD lenhigh; | |
304 | HANDLE hMap; | |
9277ec14 BC |
305 | void* allocAddr = NULL; |
306 | ||
307 | if (prot & PROT_NONE) | |
308 | vaProt |= PAGE_NOACCESS; | |
309 | ||
06cbb3c7 | 310 | if ((prot & PROT_READ) && !(prot & PROT_WRITE)) { |
9277ec14 | 311 | vaProt |= PAGE_READONLY; |
06cbb3c7 RC |
312 | mapAccess = FILE_MAP_READ; |
313 | } | |
9277ec14 | 314 | |
06cbb3c7 | 315 | if (prot & PROT_WRITE) { |
9277ec14 | 316 | vaProt |= PAGE_READWRITE; |
06cbb3c7 RC |
317 | mapAccess |= FILE_MAP_WRITE; |
318 | } | |
319 | ||
320 | lenlow = len & 0xFFFF; | |
321 | lenhigh = len >> 16; | |
322 | /* If the low DWORD is zero and the high DWORD is non-zero, `CreateFileMapping` | |
323 | will return ERROR_INVALID_PARAMETER. To avoid this, set both to zero. */ | |
324 | if (lenlow == 0) { | |
325 | lenhigh = 0; | |
326 | } | |
9277ec14 | 327 | |
06cbb3c7 | 328 | if (flags & MAP_ANON || flags & MAP_ANONYMOUS) |
9277ec14 BC |
329 | { |
330 | allocAddr = VirtualAlloc(addr, len, MEM_COMMIT, vaProt); | |
10a6b3c6 BC |
331 | if (allocAddr == NULL) |
332 | errno = win_to_posix_error(GetLastError()); | |
9277ec14 | 333 | } |
06cbb3c7 RC |
334 | else |
335 | { | |
336 | hMap = CreateFileMapping((HANDLE)_get_osfhandle(fildes), NULL, vaProt, lenhigh, lenlow, NULL); | |
337 | ||
338 | if (hMap != NULL) | |
339 | { | |
340 | allocAddr = MapViewOfFile(hMap, mapAccess, off >> 16, off & 0xFFFF, len); | |
341 | } | |
342 | ||
343 | if (hMap == NULL || allocAddr == NULL) | |
344 | errno = win_to_posix_error(GetLastError()); | |
345 | ||
346 | } | |
9277ec14 BC |
347 | |
348 | return allocAddr; | |
349 | } | |
350 | ||
351 | int munmap(void *addr, size_t len) | |
352 | { | |
06cbb3c7 RC |
353 | BOOL success; |
354 | ||
355 | /* We may have allocated the memory with either MapViewOfFile or | |
356 | VirtualAlloc. Therefore, try calling UnmapViewOfFile first, and if that | |
357 | fails, call VirtualFree. */ | |
358 | success = UnmapViewOfFile(addr); | |
359 | ||
360 | if (!success) | |
361 | { | |
362 | success = VirtualFree(addr, 0, MEM_RELEASE); | |
10a6b3c6 BC |
363 | } |
364 | ||
06cbb3c7 RC |
365 | return !success; |
366 | } | |
367 | ||
368 | int msync(void *addr, size_t len, int flags) | |
369 | { | |
370 | return !FlushViewOfFile(addr, len); | |
9277ec14 BC |
371 | } |
372 | ||
373 | int fork(void) | |
374 | { | |
375 | log_err("%s is not implemented\n", __func__); | |
376 | errno = ENOSYS; | |
10a6b3c6 | 377 | return -1; |
9277ec14 BC |
378 | } |
379 | ||
380 | pid_t setsid(void) | |
381 | { | |
382 | log_err("%s is not implemented\n", __func__); | |
383 | errno = ENOSYS; | |
10a6b3c6 | 384 | return -1; |
9277ec14 BC |
385 | } |
386 | ||
ad9c0fbc BC |
387 | static HANDLE log_file = INVALID_HANDLE_VALUE; |
388 | ||
9277ec14 BC |
389 | void openlog(const char *ident, int logopt, int facility) |
390 | { | |
ad9c0fbc BC |
391 | if (log_file == INVALID_HANDLE_VALUE) |
392 | log_file = CreateFileA("syslog.txt", GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_ALWAYS, 0, NULL); | |
9277ec14 BC |
393 | } |
394 | ||
395 | void closelog(void) | |
396 | { | |
ad9c0fbc BC |
397 | CloseHandle(log_file); |
398 | log_file = INVALID_HANDLE_VALUE; | |
399 | } | |
400 | ||
401 | void syslog(int priority, const char *message, ... /* argument */) | |
402 | { | |
403 | va_list v; | |
404 | int len; | |
405 | char *output; | |
406 | DWORD bytes_written; | |
407 | ||
408 | if (log_file == INVALID_HANDLE_VALUE) { | |
409 | log_file = CreateFileA("syslog.txt", GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_ALWAYS, 0, NULL); | |
410 | } | |
411 | ||
412 | if (log_file == INVALID_HANDLE_VALUE) { | |
413 | log_err("syslog: failed to open log file\n"); | |
414 | return; | |
415 | } | |
416 | ||
417 | va_start(v, message); | |
418 | len = _vscprintf(message, v); | |
419 | output = malloc(len + sizeof(char)); | |
98dc2db5 | 420 | vsprintf(output, message, v); |
ad9c0fbc BC |
421 | WriteFile(log_file, output, len, &bytes_written, NULL); |
422 | va_end(v); | |
98dc2db5 | 423 | free(output); |
9277ec14 BC |
424 | } |
425 | ||
426 | int kill(pid_t pid, int sig) | |
427 | { | |
428 | errno = ESRCH; | |
10a6b3c6 | 429 | return -1; |
9277ec14 BC |
430 | } |
431 | ||
fc0b830f BC |
432 | /* |
433 | * This is assumed to be used only by the network code, | |
434 | * and so doesn't try and handle any of the other cases | |
435 | */ | |
9277ec14 BC |
436 | int fcntl(int fildes, int cmd, ...) |
437 | { | |
fc0b830f BC |
438 | /* |
439 | * non-blocking mode doesn't work the same as in BSD sockets, | |
440 | * so ignore it. | |
441 | */ | |
9277ec14 BC |
442 | #if 0 |
443 | va_list ap; | |
444 | int val, opt, status; | |
445 | ||
446 | if (cmd == F_GETFL) | |
447 | return 0; | |
448 | else if (cmd != F_SETFL) { | |
449 | errno = EINVAL; | |
10a6b3c6 | 450 | return -1; |
9277ec14 BC |
451 | } |
452 | ||
453 | va_start(ap, 1); | |
454 | ||
455 | opt = va_arg(ap, int); | |
456 | if (opt & O_NONBLOCK) | |
457 | val = 1; | |
458 | else | |
459 | val = 0; | |
460 | ||
461 | status = ioctlsocket((SOCKET)fildes, opt, &val); | |
462 | ||
463 | if (status == SOCKET_ERROR) { | |
464 | errno = EINVAL; | |
465 | val = -1; | |
466 | } | |
467 | ||
468 | va_end(ap); | |
469 | ||
470 | return val; | |
471 | #endif | |
472 | return 0; | |
473 | } | |
474 | ||
475 | /* | |
476 | * Get the value of a local clock source. | |
477 | * This implementation supports 2 clocks: CLOCK_MONOTONIC provides high-accuracy | |
478 | * relative time, while CLOCK_REALTIME provides a low-accuracy wall time. | |
479 | */ | |
480 | int clock_gettime(clockid_t clock_id, struct timespec *tp) | |
481 | { | |
482 | int rc = 0; | |
483 | ||
484 | if (clock_id == CLOCK_MONOTONIC) | |
485 | { | |
486 | static LARGE_INTEGER freq = {{0,0}}; | |
487 | LARGE_INTEGER counts; | |
5aa23eb8 | 488 | uint64_t t; |
9277ec14 BC |
489 | |
490 | QueryPerformanceCounter(&counts); | |
491 | if (freq.QuadPart == 0) | |
492 | QueryPerformanceFrequency(&freq); | |
493 | ||
494 | tp->tv_sec = counts.QuadPart / freq.QuadPart; | |
495 | /* Get the difference between the number of ns stored | |
496 | * in 'tv_sec' and that stored in 'counts' */ | |
5aa23eb8 | 497 | t = tp->tv_sec * freq.QuadPart; |
9277ec14 BC |
498 | t = counts.QuadPart - t; |
499 | /* 't' now contains the number of cycles since the last second. | |
500 | * We want the number of nanoseconds, so multiply out by 1,000,000,000 | |
501 | * and then divide by the frequency. */ | |
502 | t *= 1000000000; | |
503 | tp->tv_nsec = t / freq.QuadPart; | |
504 | } | |
505 | else if (clock_id == CLOCK_REALTIME) | |
506 | { | |
507 | /* clock_gettime(CLOCK_REALTIME,...) is just an alias for gettimeofday with a | |
508 | * higher-precision field. */ | |
509 | struct timeval tv; | |
510 | gettimeofday(&tv, NULL); | |
511 | tp->tv_sec = tv.tv_sec; | |
512 | tp->tv_nsec = tv.tv_usec * 1000; | |
513 | } else { | |
514 | errno = EINVAL; | |
515 | rc = -1; | |
516 | } | |
517 | ||
518 | return rc; | |
519 | } | |
520 | ||
521 | int mlock(const void * addr, size_t len) | |
522 | { | |
10a6b3c6 BC |
523 | SIZE_T min, max; |
524 | BOOL success; | |
525 | HANDLE process = GetCurrentProcess(); | |
526 | ||
527 | success = GetProcessWorkingSetSize(process, &min, &max); | |
528 | if (!success) { | |
529 | errno = win_to_posix_error(GetLastError()); | |
530 | return -1; | |
531 | } | |
532 | ||
533 | min += len; | |
534 | max += len; | |
535 | success = SetProcessWorkingSetSize(process, min, max); | |
536 | if (!success) { | |
537 | errno = win_to_posix_error(GetLastError()); | |
538 | return -1; | |
539 | } | |
540 | ||
541 | success = VirtualLock((LPVOID)addr, len); | |
542 | if (!success) { | |
543 | errno = win_to_posix_error(GetLastError()); | |
544 | return -1; | |
545 | } | |
546 | ||
547 | return 0; | |
9277ec14 BC |
548 | } |
549 | ||
550 | int munlock(const void * addr, size_t len) | |
551 | { | |
10a6b3c6 BC |
552 | BOOL success = VirtualUnlock((LPVOID)addr, len); |
553 | if (!success) { | |
554 | errno = win_to_posix_error(GetLastError()); | |
555 | return -1; | |
556 | } | |
557 | ||
558 | return 0; | |
9277ec14 BC |
559 | } |
560 | ||
561 | pid_t waitpid(pid_t pid, int *stat_loc, int options) | |
562 | { | |
563 | log_err("%s is not implemented\n", __func__); | |
564 | errno = ENOSYS; | |
565 | return -1; | |
566 | } | |
567 | ||
568 | int usleep(useconds_t useconds) | |
569 | { | |
570 | Sleep(useconds / 1000); | |
571 | return 0; | |
572 | } | |
573 | ||
574 | char *basename(char *path) | |
575 | { | |
576 | static char name[MAX_PATH]; | |
577 | int i; | |
578 | ||
579 | if (path == NULL || strlen(path) == 0) | |
580 | return (char*)"."; | |
581 | ||
582 | i = strlen(path) - 1; | |
583 | ||
9576f613 | 584 | while (path[i] != '\\' && path[i] != '/' && i >= 0) |
9277ec14 BC |
585 | i--; |
586 | ||
9576f613 | 587 | strncpy(name, path + i + 1, MAX_PATH); |
9277ec14 BC |
588 | |
589 | return name; | |
590 | } | |
591 | ||
9277ec14 BC |
592 | int fsync(int fildes) |
593 | { | |
594 | HANDLE hFile = (HANDLE)_get_osfhandle(fildes); | |
10a6b3c6 BC |
595 | if (!FlushFileBuffers(hFile)) { |
596 | errno = win_to_posix_error(GetLastError()); | |
597 | return -1; | |
598 | } | |
599 | ||
600 | return 0; | |
9277ec14 BC |
601 | } |
602 | ||
603 | int nFileMappings = 0; | |
604 | HANDLE fileMappings[1024]; | |
605 | ||
606 | int shmget(key_t key, size_t size, int shmflg) | |
607 | { | |
608 | int mapid = -1; | |
d3987946 BC |
609 | uint32_t size_low = size & 0xFFFFFFFF; |
610 | uint32_t size_high = ((uint64_t)size) >> 32; | |
611 | HANDLE hMapping = CreateFileMapping(INVALID_HANDLE_VALUE, NULL, (PAGE_EXECUTE_READWRITE | SEC_RESERVE), size_high, size_low, NULL); | |
9277ec14 BC |
612 | if (hMapping != NULL) { |
613 | fileMappings[nFileMappings] = hMapping; | |
614 | mapid = nFileMappings; | |
615 | nFileMappings++; | |
616 | } else { | |
617 | errno = ENOSYS; | |
618 | } | |
619 | ||
620 | return mapid; | |
621 | } | |
622 | ||
623 | void *shmat(int shmid, const void *shmaddr, int shmflg) | |
624 | { | |
625 | void* mapAddr; | |
626 | MEMORY_BASIC_INFORMATION memInfo; | |
627 | mapAddr = MapViewOfFile(fileMappings[shmid], FILE_MAP_ALL_ACCESS, 0, 0, 0); | |
10a6b3c6 BC |
628 | if (mapAddr == NULL) { |
629 | errno = win_to_posix_error(GetLastError()); | |
630 | return (void*)-1; | |
631 | } | |
632 | ||
633 | if (VirtualQuery(mapAddr, &memInfo, sizeof(memInfo)) == 0) { | |
634 | errno = win_to_posix_error(GetLastError()); | |
635 | return (void*)-1; | |
636 | } | |
637 | ||
9277ec14 | 638 | mapAddr = VirtualAlloc(mapAddr, memInfo.RegionSize, MEM_COMMIT, PAGE_READWRITE); |
10a6b3c6 BC |
639 | if (mapAddr == NULL) { |
640 | errno = win_to_posix_error(GetLastError()); | |
641 | return (void*)-1; | |
642 | } | |
643 | ||
9277ec14 BC |
644 | return mapAddr; |
645 | } | |
646 | ||
647 | int shmdt(const void *shmaddr) | |
648 | { | |
10a6b3c6 BC |
649 | if (!UnmapViewOfFile(shmaddr)) { |
650 | errno = win_to_posix_error(GetLastError()); | |
651 | return -1; | |
652 | } | |
653 | ||
654 | return 0; | |
9277ec14 BC |
655 | } |
656 | ||
657 | int shmctl(int shmid, int cmd, struct shmid_ds *buf) | |
658 | { | |
659 | if (cmd == IPC_RMID) { | |
660 | fileMappings[shmid] = INVALID_HANDLE_VALUE; | |
661 | return 0; | |
662 | } else { | |
663 | log_err("%s is not implemented\n", __func__); | |
664 | } | |
10a6b3c6 BC |
665 | errno = ENOSYS; |
666 | return -1; | |
9277ec14 BC |
667 | } |
668 | ||
669 | int setuid(uid_t uid) | |
670 | { | |
671 | log_err("%s is not implemented\n", __func__); | |
672 | errno = ENOSYS; | |
10a6b3c6 | 673 | return -1; |
9277ec14 BC |
674 | } |
675 | ||
676 | int setgid(gid_t gid) | |
677 | { | |
678 | log_err("%s is not implemented\n", __func__); | |
679 | errno = ENOSYS; | |
10a6b3c6 | 680 | return -1; |
9277ec14 BC |
681 | } |
682 | ||
683 | int nice(int incr) | |
684 | { | |
24a2bb13 BC |
685 | DWORD prioclass = NORMAL_PRIORITY_CLASS; |
686 | ||
687 | if (incr < -15) | |
688 | prioclass = HIGH_PRIORITY_CLASS; | |
689 | else if (incr < 0) | |
690 | prioclass = ABOVE_NORMAL_PRIORITY_CLASS; | |
691 | else if (incr > 15) | |
692 | prioclass = IDLE_PRIORITY_CLASS; | |
693 | else if (incr > 0) | |
694 | prioclass = BELOW_NORMAL_PRIORITY_CLASS; | |
695 | ||
696 | if (!SetPriorityClass(GetCurrentProcess(), prioclass)) | |
697 | log_err("fio: SetPriorityClass failed\n"); | |
9277ec14 BC |
698 | |
699 | return 0; | |
700 | } | |
701 | ||
702 | int getrusage(int who, struct rusage *r_usage) | |
703 | { | |
9576f613 | 704 | const uint64_t SECONDS_BETWEEN_1601_AND_1970 = 11644473600; |
9277ec14 BC |
705 | FILETIME cTime, eTime, kTime, uTime; |
706 | time_t time; | |
7732a09b | 707 | HANDLE h; |
9277ec14 BC |
708 | |
709 | memset(r_usage, 0, sizeof(*r_usage)); | |
710 | ||
7732a09b HL |
711 | if (who == RUSAGE_SELF) { |
712 | h = GetCurrentProcess(); | |
713 | GetProcessTimes(h, &cTime, &eTime, &kTime, &uTime); | |
714 | } else if (who == RUSAGE_THREAD) { | |
715 | h = GetCurrentThread(); | |
716 | GetThreadTimes(h, &cTime, &eTime, &kTime, &uTime); | |
717 | } else { | |
718 | log_err("fio: getrusage %d is not implemented\n", who); | |
719 | return -1; | |
720 | } | |
721 | ||
9576f613 | 722 | time = ((uint64_t)uTime.dwHighDateTime << 32) + uTime.dwLowDateTime; |
9277ec14 BC |
723 | /* Divide by 10,000,000 to get the number of seconds and move the epoch from |
724 | * 1601 to 1970 */ | |
725 | time = (time_t)(((time)/10000000) - SECONDS_BETWEEN_1601_AND_1970); | |
726 | r_usage->ru_utime.tv_sec = time; | |
727 | /* getrusage() doesn't care about anything other than seconds, so set tv_usec to 0 */ | |
728 | r_usage->ru_utime.tv_usec = 0; | |
9576f613 | 729 | time = ((uint64_t)kTime.dwHighDateTime << 32) + kTime.dwLowDateTime; |
9277ec14 BC |
730 | /* Divide by 10,000,000 to get the number of seconds and move the epoch from |
731 | * 1601 to 1970 */ | |
732 | time = (time_t)(((time)/10000000) - SECONDS_BETWEEN_1601_AND_1970); | |
733 | r_usage->ru_stime.tv_sec = time; | |
734 | r_usage->ru_stime.tv_usec = 0; | |
735 | return 0; | |
736 | } | |
737 | ||
738 | int posix_madvise(void *addr, size_t len, int advice) | |
739 | { | |
9277ec14 BC |
740 | return ENOSYS; |
741 | } | |
742 | ||
9277ec14 BC |
743 | int fdatasync(int fildes) |
744 | { | |
745 | return fsync(fildes); | |
746 | } | |
747 | ||
748 | ssize_t pwrite(int fildes, const void *buf, size_t nbyte, | |
749 | off_t offset) | |
750 | { | |
9576f613 BC |
751 | int64_t pos = _telli64(fildes); |
752 | ssize_t len = _write(fildes, buf, nbyte); | |
753 | _lseeki64(fildes, pos, SEEK_SET); | |
9277ec14 BC |
754 | return len; |
755 | } | |
756 | ||
757 | ssize_t pread(int fildes, void *buf, size_t nbyte, off_t offset) | |
758 | { | |
9576f613 | 759 | int64_t pos = _telli64(fildes); |
9277ec14 | 760 | ssize_t len = read(fildes, buf, nbyte); |
9576f613 | 761 | _lseeki64(fildes, pos, SEEK_SET); |
9277ec14 BC |
762 | return len; |
763 | } | |
764 | ||
765 | ssize_t readv(int fildes, const struct iovec *iov, int iovcnt) | |
766 | { | |
767 | log_err("%s is not implemented\n", __func__); | |
768 | errno = ENOSYS; | |
10a6b3c6 | 769 | return -1; |
9277ec14 BC |
770 | } |
771 | ||
772 | ssize_t writev(int fildes, const struct iovec *iov, int iovcnt) | |
773 | { | |
70a61165 BC |
774 | int i; |
775 | DWORD bytes_written = 0; | |
776 | for (i = 0; i < iovcnt; i++) | |
777 | { | |
778 | int len = send((SOCKET)fildes, iov[i].iov_base, iov[i].iov_len, 0); | |
779 | if (len == SOCKET_ERROR) | |
780 | { | |
781 | DWORD err = GetLastError(); | |
782 | errno = win_to_posix_error(err); | |
783 | bytes_written = -1; | |
784 | break; | |
785 | } | |
786 | bytes_written += len; | |
787 | } | |
788 | ||
789 | return bytes_written; | |
9277ec14 BC |
790 | } |
791 | ||
792 | long long strtoll(const char *restrict str, char **restrict endptr, | |
793 | int base) | |
794 | { | |
795 | return _strtoi64(str, endptr, base); | |
796 | } | |
797 | ||
9277ec14 BC |
798 | int poll(struct pollfd fds[], nfds_t nfds, int timeout) |
799 | { | |
800 | struct timeval tv; | |
801 | struct timeval *to = NULL; | |
802 | fd_set readfds, writefds, exceptfds; | |
803 | int i; | |
804 | int rc; | |
805 | ||
3f457bea | 806 | if (timeout != -1) { |
f9a58c2a | 807 | to = &tv; |
3f457bea BC |
808 | to->tv_sec = timeout / 1000; |
809 | to->tv_usec = (timeout % 1000) * 1000; | |
810 | } | |
9277ec14 BC |
811 | |
812 | FD_ZERO(&readfds); | |
813 | FD_ZERO(&writefds); | |
814 | FD_ZERO(&exceptfds); | |
815 | ||
816 | for (i = 0; i < nfds; i++) | |
817 | { | |
818 | if (fds[i].fd < 0) { | |
819 | fds[i].revents = 0; | |
820 | continue; | |
821 | } | |
822 | ||
823 | if (fds[i].events & POLLIN) | |
824 | FD_SET(fds[i].fd, &readfds); | |
825 | ||
826 | if (fds[i].events & POLLOUT) | |
827 | FD_SET(fds[i].fd, &writefds); | |
828 | ||
f9a58c2a | 829 | FD_SET(fds[i].fd, &exceptfds); |
9277ec14 | 830 | } |
9277ec14 BC |
831 | rc = select(nfds, &readfds, &writefds, &exceptfds, to); |
832 | ||
833 | if (rc != SOCKET_ERROR) { | |
834 | for (i = 0; i < nfds; i++) | |
835 | { | |
836 | if (fds[i].fd < 0) { | |
837 | continue; | |
838 | } | |
839 | ||
840 | if ((fds[i].events & POLLIN) && FD_ISSET(fds[i].fd, &readfds)) | |
841 | fds[i].revents |= POLLIN; | |
842 | ||
843 | if ((fds[i].events & POLLOUT) && FD_ISSET(fds[i].fd, &writefds)) | |
844 | fds[i].revents |= POLLOUT; | |
845 | ||
846 | if (FD_ISSET(fds[i].fd, &exceptfds)) | |
847 | fds[i].revents |= POLLHUP; | |
848 | } | |
849 | } | |
9277ec14 BC |
850 | return rc; |
851 | } | |
852 | ||
853 | int nanosleep(const struct timespec *rqtp, struct timespec *rmtp) | |
854 | { | |
8b6a404c | 855 | struct timespec tv; |
21c75387 BC |
856 | DWORD ms_remaining; |
857 | DWORD ms_total = (rqtp->tv_sec * 1000) + (rqtp->tv_nsec / 1000000.0); | |
858 | ||
859 | if (ms_total == 0) | |
860 | ms_total = 1; | |
861 | ||
862 | ms_remaining = ms_total; | |
863 | ||
864 | /* Since Sleep() can sleep for less than the requested time, add a loop to | |
865 | ensure we only return after the requested length of time has elapsed */ | |
866 | do { | |
867 | fio_gettime(&tv, NULL); | |
868 | Sleep(ms_remaining); | |
869 | ms_remaining = ms_total - mtime_since_now(&tv); | |
870 | } while (ms_remaining > 0 && ms_remaining < ms_total); | |
871 | ||
872 | /* this implementation will never sleep for less than the requested time */ | |
873 | if (rmtp != NULL) { | |
874 | rmtp->tv_sec = 0; | |
875 | rmtp->tv_nsec = 0; | |
876 | } | |
877 | ||
878 | return 0; | |
9277ec14 BC |
879 | } |
880 | ||
881 | DIR *opendir(const char *dirname) | |
882 | { | |
01d26955 BC |
883 | struct dirent_ctx *dc = NULL; |
884 | ||
885 | /* See if we can open it. If not, we'll return an error here */ | |
886 | HANDLE file = CreateFileA(dirname, 0, FILE_SHARE_READ | FILE_SHARE_WRITE, NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, NULL); | |
887 | if (file != INVALID_HANDLE_VALUE) { | |
888 | CloseHandle(file); | |
889 | dc = (struct dirent_ctx*)malloc(sizeof(struct dirent_ctx)); | |
890 | StringCchCopyA(dc->dirname, MAX_PATH, dirname); | |
891 | dc->find_handle = INVALID_HANDLE_VALUE; | |
892 | } else { | |
893 | DWORD error = GetLastError(); | |
894 | if (error == ERROR_FILE_NOT_FOUND) | |
895 | errno = ENOENT; | |
896 | ||
897 | else if (error == ERROR_PATH_NOT_FOUND) | |
898 | errno = ENOTDIR; | |
899 | else if (error == ERROR_TOO_MANY_OPEN_FILES) | |
900 | errno = ENFILE; | |
901 | else if (error == ERROR_ACCESS_DENIED) | |
902 | errno = EACCES; | |
903 | else | |
904 | errno = error; | |
905 | } | |
906 | ||
907 | return dc; | |
9277ec14 BC |
908 | } |
909 | ||
910 | int closedir(DIR *dirp) | |
911 | { | |
01d26955 BC |
912 | if (dirp != NULL && dirp->find_handle != INVALID_HANDLE_VALUE) |
913 | FindClose(dirp->find_handle); | |
ad9c0fbc | 914 | |
01d26955 BC |
915 | free(dirp); |
916 | return 0; | |
9277ec14 BC |
917 | } |
918 | ||
919 | struct dirent *readdir(DIR *dirp) | |
920 | { | |
ad9c0fbc BC |
921 | static struct dirent de; |
922 | WIN32_FIND_DATA find_data; | |
923 | ||
924 | if (dirp == NULL) | |
925 | return NULL; | |
926 | ||
927 | if (dirp->find_handle == INVALID_HANDLE_VALUE) { | |
928 | char search_pattern[MAX_PATH]; | |
15a0c8ee | 929 | StringCchPrintfA(search_pattern, MAX_PATH-1, "%s\\*", dirp->dirname); |
ad9c0fbc BC |
930 | dirp->find_handle = FindFirstFileA(search_pattern, &find_data); |
931 | if (dirp->find_handle == INVALID_HANDLE_VALUE) | |
932 | return NULL; | |
933 | } else { | |
934 | if (!FindNextFile(dirp->find_handle, &find_data)) | |
935 | return NULL; | |
936 | } | |
937 | ||
938 | StringCchCopyA(de.d_name, MAX_PATH, find_data.cFileName); | |
939 | de.d_ino = 0; | |
940 | ||
941 | return &de; | |
9277ec14 BC |
942 | } |
943 | ||
944 | uid_t geteuid(void) | |
945 | { | |
946 | log_err("%s is not implemented\n", __func__); | |
947 | errno = ENOSYS; | |
948 | return -1; | |
949 | } | |
950 | ||
f16b7405 BC |
951 | in_addr_t inet_network(const char *cp) |
952 | { | |
953 | in_addr_t hbo; | |
954 | in_addr_t nbo = inet_addr(cp); | |
955 | hbo = ((nbo & 0xFF) << 24) + ((nbo & 0xFF00) << 8) + ((nbo & 0xFF0000) >> 8) + ((nbo & 0xFF000000) >> 24); | |
956 | return hbo; | |
957 | } | |
958 | ||
9277ec14 BC |
959 | const char* inet_ntop(int af, const void *restrict src, |
960 | char *restrict dst, socklen_t size) | |
961 | { | |
962 | INT status = SOCKET_ERROR; | |
963 | WSADATA wsd; | |
964 | char *ret = NULL; | |
965 | ||
966 | if (af != AF_INET && af != AF_INET6) { | |
967 | errno = EAFNOSUPPORT; | |
968 | return NULL; | |
969 | } | |
970 | ||
971 | WSAStartup(MAKEWORD(2,2), &wsd); | |
972 | ||
973 | if (af == AF_INET) { | |
974 | struct sockaddr_in si; | |
975 | DWORD len = size; | |
976 | memset(&si, 0, sizeof(si)); | |
977 | si.sin_family = af; | |
978 | memcpy(&si.sin_addr, src, sizeof(si.sin_addr)); | |
979 | status = WSAAddressToString((struct sockaddr*)&si, sizeof(si), NULL, dst, &len); | |
980 | } else if (af == AF_INET6) { | |
981 | struct sockaddr_in6 si6; | |
982 | DWORD len = size; | |
983 | memset(&si6, 0, sizeof(si6)); | |
984 | si6.sin6_family = af; | |
985 | memcpy(&si6.sin6_addr, src, sizeof(si6.sin6_addr)); | |
986 | status = WSAAddressToString((struct sockaddr*)&si6, sizeof(si6), NULL, dst, &len); | |
987 | } | |
988 | ||
989 | if (status != SOCKET_ERROR) | |
990 | ret = dst; | |
991 | else | |
992 | errno = ENOSPC; | |
993 | ||
994 | WSACleanup(); | |
3f457bea | 995 | |
9277ec14 BC |
996 | return ret; |
997 | } | |
998 | ||
999 | int inet_pton(int af, const char *restrict src, void *restrict dst) | |
1000 | { | |
1001 | INT status = SOCKET_ERROR; | |
1002 | WSADATA wsd; | |
1003 | int ret = 1; | |
1004 | ||
1005 | if (af != AF_INET && af != AF_INET6) { | |
1006 | errno = EAFNOSUPPORT; | |
1007 | return -1; | |
1008 | } | |
1009 | ||
1010 | WSAStartup(MAKEWORD(2,2), &wsd); | |
1011 | ||
1012 | if (af == AF_INET) { | |
1013 | struct sockaddr_in si; | |
1014 | INT len = sizeof(si); | |
1015 | memset(&si, 0, sizeof(si)); | |
1016 | si.sin_family = af; | |
1017 | status = WSAStringToAddressA((char*)src, af, NULL, (struct sockaddr*)&si, &len); | |
1018 | if (status != SOCKET_ERROR) | |
1019 | memcpy(dst, &si.sin_addr, sizeof(si.sin_addr)); | |
1020 | } else if (af == AF_INET6) { | |
1021 | struct sockaddr_in6 si6; | |
1022 | INT len = sizeof(si6); | |
1023 | memset(&si6, 0, sizeof(si6)); | |
1024 | si6.sin6_family = af; | |
1025 | status = WSAStringToAddressA((char*)src, af, NULL, (struct sockaddr*)&si6, &len); | |
1026 | if (status != SOCKET_ERROR) | |
1027 | memcpy(dst, &si6.sin6_addr, sizeof(si6.sin6_addr)); | |
1028 | } | |
1029 | ||
1030 | if (status == SOCKET_ERROR) { | |
1031 | errno = ENOSPC; | |
1032 | ret = 0; | |
1033 | } | |
1034 | ||
1035 | WSACleanup(); | |
1036 | ||
1037 | return ret; | |
1038 | } |