… | |
… | |
67 | #endif |
67 | #endif |
68 | |
68 | |
69 | #ifndef ECANCELED |
69 | #ifndef ECANCELED |
70 | # define ECANCELED EDOM |
70 | # define ECANCELED EDOM |
71 | #endif |
71 | #endif |
|
|
72 | #ifndef ELOOP |
|
|
73 | # define ELOOP EDOM |
|
|
74 | #endif |
|
|
75 | |
|
|
76 | #if !defined(ENOTSOCK) && defined(WSAENOTSOCK) |
|
|
77 | # define ENOTSOCK WSAENOTSOCK |
|
|
78 | #endif |
72 | |
79 | |
73 | static void eio_destroy (eio_req *req); |
80 | static void eio_destroy (eio_req *req); |
74 | |
81 | |
75 | #ifndef EIO_FINISH |
82 | #ifndef EIO_FINISH |
76 | # define EIO_FINISH(req) ((req)->finish) && !EIO_CANCELLED (req) ? (req)->finish (req) : 0 |
83 | # define EIO_FINISH(req) ((req)->finish) && !EIO_CANCELLED (req) ? (req)->finish (req) : 0 |
… | |
… | |
95 | |
102 | |
96 | #define EIO_ENOSYS() EIO_ERRNO (ENOSYS, -1) |
103 | #define EIO_ENOSYS() EIO_ERRNO (ENOSYS, -1) |
97 | |
104 | |
98 | #ifdef _WIN32 |
105 | #ifdef _WIN32 |
99 | |
106 | |
|
|
107 | #undef PAGESIZE |
100 | #define PAGESIZE 4096 /* GetSystemInfo? */ |
108 | #define PAGESIZE 4096 /* GetSystemInfo? */ |
101 | |
109 | |
102 | #ifdef EIO_STRUCT_STATI64 |
110 | #ifdef EIO_STRUCT_STATI64 |
103 | #define stat(path,buf) _stati64 (path,buf) |
111 | #define stat(path,buf) _stati64 (path,buf) |
104 | #define fstat(fd,buf) _fstati64 (path,buf) |
112 | #define fstat(fd,buf) _fstati64 (fd,buf) |
105 | #endif |
113 | #endif |
106 | #define lstat(path,buf) stat (path,buf) |
114 | #define lstat(path,buf) stat (path,buf) |
107 | #define fsync(fd) (FlushFileBuffers (EIO_FD_TO_WIN32_HANDLE (fd)) ? 0 : EIO_ERRNO (EBADF, -1)) |
115 | #define fsync(fd) (FlushFileBuffers ((HANDLE)EIO_FD_TO_WIN32_HANDLE (fd)) ? 0 : EIO_ERRNO (EBADF, -1)) |
108 | #define mkdir(path,mode) _mkdir (path) |
116 | #define mkdir(path,mode) _mkdir (path) |
109 | #define link(old,neu) (CreateHardLink (neu, old, 0) ? 0 : EIO_ERRNO (ENOENT, -1)) |
117 | #define link(old,neu) (CreateHardLink (neu, old, 0) ? 0 : EIO_ERRNO (ENOENT, -1)) |
110 | |
118 | |
|
|
119 | #define chmod(path,mode) _chmod (path, mode) |
|
|
120 | #define dup(fd) _dup (fd) |
|
|
121 | #define dup2(fd1,fd2) _dup2 (fd1, fd2) |
|
|
122 | |
|
|
123 | #define fchmod(fd,mode) EIO_ENOSYS () |
111 | #define chown(path,uid,gid) EIO_ENOSYS () |
124 | #define chown(path,uid,gid) EIO_ENOSYS () |
112 | #define fchown(fd,uid,gid) EIO_ENOSYS () |
125 | #define fchown(fd,uid,gid) EIO_ENOSYS () |
113 | #define truncate(path,offs) EIO_ENOSYS () /* far-miss: SetEndOfFile */ |
126 | #define truncate(path,offs) EIO_ENOSYS () /* far-miss: SetEndOfFile */ |
114 | #define ftruncate(fd,offs) EIO_ENOSYS () /* near-miss: SetEndOfFile */ |
127 | #define ftruncate(fd,offs) EIO_ENOSYS () /* near-miss: SetEndOfFile */ |
115 | #define mknod(path,mode,dev) EIO_ENOSYS () |
128 | #define mknod(path,mode,dev) EIO_ENOSYS () |
116 | #define sync() EIO_ENOSYS () |
129 | #define sync() EIO_ENOSYS () |
|
|
130 | #define readlink(path,buf,s) EIO_ENOSYS () |
|
|
131 | #define statvfs(path,buf) EIO_ENOSYS () |
|
|
132 | #define fstatvfs(fd,buf) EIO_ENOSYS () |
117 | |
133 | |
118 | /* we could even stat and see if it exists */ |
134 | /* we could even stat and see if it exists */ |
119 | static int |
135 | static int |
120 | symlink (const char *old, const char *neu) |
136 | symlink (const char *old, const char *neu) |
121 | { |
137 | { |
|
|
138 | #if WINVER >= 0x0600 |
122 | if (CreateSymbolicLink (neu, old, 1)) |
139 | if (CreateSymbolicLink (neu, old, 1)) |
123 | return 0; |
140 | return 0; |
124 | |
141 | |
125 | if (CreateSymbolicLink (neu, old, 0)) |
142 | if (CreateSymbolicLink (neu, old, 0)) |
126 | return 0; |
143 | return 0; |
|
|
144 | #endif |
127 | |
145 | |
128 | return EIO_ERRNO (ENOENT, -1); |
146 | return EIO_ERRNO (ENOENT, -1); |
129 | } |
147 | } |
|
|
148 | |
|
|
149 | /* POSIX API only */ |
|
|
150 | #define CreateHardLink(neu,old,flags) 0 |
|
|
151 | #define CreateSymbolicLink(neu,old,flags) 0 |
|
|
152 | |
|
|
153 | struct statvfs |
|
|
154 | { |
|
|
155 | int dummy; |
|
|
156 | }; |
|
|
157 | |
|
|
158 | #define DT_DIR EIO_DT_DIR |
|
|
159 | #define DT_REG EIO_DT_REG |
|
|
160 | #define D_NAME(entp) entp.cFileName |
|
|
161 | #define D_TYPE(entp) (entp.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY ? DT_DIR : DT_REG) |
130 | |
162 | |
131 | #else |
163 | #else |
132 | |
164 | |
133 | #include <sys/time.h> |
165 | #include <sys/time.h> |
134 | #include <sys/select.h> |
166 | #include <sys/select.h> |
135 | #include <sys/statvfs.h> |
167 | #include <sys/statvfs.h> |
136 | #include <unistd.h> |
168 | #include <unistd.h> |
137 | #include <utime.h> |
|
|
138 | #include <signal.h> |
169 | #include <signal.h> |
139 | #include <dirent.h> |
170 | #include <dirent.h> |
140 | |
171 | |
141 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
172 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
142 | #include <sys/mman.h> |
173 | #include <sys/mman.h> |
143 | #endif |
174 | #endif |
|
|
175 | |
|
|
176 | #define D_NAME(entp) entp->d_name |
144 | |
177 | |
145 | /* POSIX_SOURCE is useless on bsd's, and XOPEN_SOURCE is unreliable there, too */ |
178 | /* POSIX_SOURCE is useless on bsd's, and XOPEN_SOURCE is unreliable there, too */ |
146 | #if __FreeBSD__ || defined __NetBSD__ || defined __OpenBSD__ |
179 | #if __FreeBSD__ || defined __NetBSD__ || defined __OpenBSD__ |
147 | #define _DIRENT_HAVE_D_TYPE /* sigh */ |
180 | #define _DIRENT_HAVE_D_TYPE /* sigh */ |
148 | #define D_INO(de) (de)->d_fileno |
181 | #define D_INO(de) (de)->d_fileno |
… | |
… | |
162 | |
195 | |
163 | #ifndef EIO_STRUCT_DIRENT |
196 | #ifndef EIO_STRUCT_DIRENT |
164 | #define EIO_STRUCT_DIRENT struct dirent |
197 | #define EIO_STRUCT_DIRENT struct dirent |
165 | #endif |
198 | #endif |
166 | |
199 | |
|
|
200 | #endif |
|
|
201 | |
|
|
202 | #if HAVE_UTIMES |
|
|
203 | # include <utime.h> |
|
|
204 | #endif |
|
|
205 | |
|
|
206 | #if HAVE_SYS_SYSCALL_H |
|
|
207 | # include <sys/syscall.h> |
|
|
208 | #endif |
|
|
209 | |
|
|
210 | #if HAVE_SYS_PRCTL_H |
|
|
211 | # include <sys/prctl.h> |
167 | #endif |
212 | #endif |
168 | |
213 | |
169 | #if HAVE_SENDFILE |
214 | #if HAVE_SENDFILE |
170 | # if __linux |
215 | # if __linux |
171 | # include <sys/sendfile.h> |
216 | # include <sys/sendfile.h> |
… | |
… | |
186 | #endif |
231 | #endif |
187 | #ifndef D_INO |
232 | #ifndef D_INO |
188 | # define D_INO(de) 0 |
233 | # define D_INO(de) 0 |
189 | #endif |
234 | #endif |
190 | #ifndef D_NAMLEN |
235 | #ifndef D_NAMLEN |
191 | # define D_NAMLEN(de) strlen ((de)->d_name) |
236 | # define D_NAMLEN(entp) strlen (D_NAME (entp)) |
192 | #endif |
237 | #endif |
193 | |
238 | |
194 | /* used for struct dirent, AIX doesn't provide it */ |
239 | /* used for struct dirent, AIX doesn't provide it */ |
195 | #ifndef NAME_MAX |
240 | #ifndef NAME_MAX |
196 | # define NAME_MAX 4096 |
241 | # define NAME_MAX 4096 |
… | |
… | |
203 | |
248 | |
204 | /* buffer size for various temporary buffers */ |
249 | /* buffer size for various temporary buffers */ |
205 | #define EIO_BUFSIZE 65536 |
250 | #define EIO_BUFSIZE 65536 |
206 | |
251 | |
207 | #define dBUF \ |
252 | #define dBUF \ |
208 | char *eio_buf; \ |
|
|
209 | ETP_WORKER_LOCK (self); \ |
|
|
210 | self->dbuf = eio_buf = malloc (EIO_BUFSIZE); \ |
253 | char *eio_buf = malloc (EIO_BUFSIZE); \ |
211 | ETP_WORKER_UNLOCK (self); \ |
|
|
212 | errno = ENOMEM; \ |
254 | errno = ENOMEM; \ |
213 | if (!eio_buf) \ |
255 | if (!eio_buf) \ |
214 | return -1; |
256 | return -1 |
|
|
257 | |
|
|
258 | #define FUBd \ |
|
|
259 | free (eio_buf) |
215 | |
260 | |
216 | #define EIO_TICKS ((1000000 + 1023) >> 10) |
261 | #define EIO_TICKS ((1000000 + 1023) >> 10) |
217 | |
262 | |
218 | #define ETP_PRI_MIN EIO_PRI_MIN |
263 | #define ETP_PRI_MIN EIO_PRI_MIN |
219 | #define ETP_PRI_MAX EIO_PRI_MAX |
264 | #define ETP_PRI_MAX EIO_PRI_MAX |
… | |
… | |
225 | static int eio_finish (eio_req *req); |
270 | static int eio_finish (eio_req *req); |
226 | #define ETP_FINISH(req) eio_finish (req) |
271 | #define ETP_FINISH(req) eio_finish (req) |
227 | static void eio_execute (struct etp_worker *self, eio_req *req); |
272 | static void eio_execute (struct etp_worker *self, eio_req *req); |
228 | #define ETP_EXECUTE(wrk,req) eio_execute (wrk,req) |
273 | #define ETP_EXECUTE(wrk,req) eio_execute (wrk,req) |
229 | |
274 | |
230 | #define ETP_WORKER_CLEAR(req) \ |
|
|
231 | if (wrk->dbuf) \ |
|
|
232 | { \ |
|
|
233 | free (wrk->dbuf); \ |
|
|
234 | wrk->dbuf = 0; \ |
|
|
235 | } \ |
|
|
236 | \ |
|
|
237 | if (wrk->dirp) \ |
|
|
238 | { \ |
|
|
239 | closedir (wrk->dirp); \ |
|
|
240 | wrk->dirp = 0; \ |
|
|
241 | } |
|
|
242 | |
|
|
243 | #define ETP_WORKER_COMMON \ |
|
|
244 | void *dbuf; \ |
|
|
245 | DIR *dirp; |
|
|
246 | |
|
|
247 | /*****************************************************************************/ |
275 | /*****************************************************************************/ |
248 | |
276 | |
249 | #define ETP_NUM_PRI (ETP_PRI_MAX - ETP_PRI_MIN + 1) |
277 | #define ETP_NUM_PRI (ETP_PRI_MAX - ETP_PRI_MIN + 1) |
250 | |
278 | |
251 | /* calculate time difference in ~1/EIO_TICKS of a second */ |
279 | /* calculate time difference in ~1/EIO_TICKS of a second */ |
… | |
… | |
279 | /* |
307 | /* |
280 | * make our pread/pwrite emulation safe against themselves, but not against |
308 | * make our pread/pwrite emulation safe against themselves, but not against |
281 | * normal read/write by using a mutex. slows down execution a lot, |
309 | * normal read/write by using a mutex. slows down execution a lot, |
282 | * but that's your problem, not mine. |
310 | * but that's your problem, not mine. |
283 | */ |
311 | */ |
284 | static xmutex_t preadwritelock = X_MUTEX_INIT; |
312 | static xmutex_t preadwritelock; |
285 | #endif |
313 | #endif |
286 | |
314 | |
287 | typedef struct etp_worker |
315 | typedef struct etp_worker |
288 | { |
316 | { |
289 | /* locked by wrklock */ |
317 | /* locked by wrklock */ |
… | |
… | |
292 | xthread_t tid; |
320 | xthread_t tid; |
293 | |
321 | |
294 | /* locked by reslock, reqlock or wrklock */ |
322 | /* locked by reslock, reqlock or wrklock */ |
295 | ETP_REQ *req; /* currently processed request */ |
323 | ETP_REQ *req; /* currently processed request */ |
296 | |
324 | |
|
|
325 | #ifdef ETP_WORKER_COMMON |
297 | ETP_WORKER_COMMON |
326 | ETP_WORKER_COMMON |
|
|
327 | #endif |
298 | } etp_worker; |
328 | } etp_worker; |
299 | |
329 | |
300 | static etp_worker wrk_first = { &wrk_first, &wrk_first, 0 }; /* NOT etp */ |
330 | static etp_worker wrk_first; /* NOT etp */ |
301 | |
331 | |
302 | #define ETP_WORKER_LOCK(wrk) X_LOCK (wrklock) |
332 | #define ETP_WORKER_LOCK(wrk) X_LOCK (wrklock) |
303 | #define ETP_WORKER_UNLOCK(wrk) X_UNLOCK (wrklock) |
333 | #define ETP_WORKER_UNLOCK(wrk) X_UNLOCK (wrklock) |
304 | |
334 | |
305 | /* worker threads management */ |
335 | /* worker threads management */ |
306 | |
336 | |
307 | static void ecb_cold |
337 | static void ecb_cold |
308 | etp_worker_clear (etp_worker *wrk) |
338 | etp_worker_clear (etp_worker *wrk) |
309 | { |
339 | { |
310 | ETP_WORKER_CLEAR (wrk); |
|
|
311 | } |
340 | } |
312 | |
341 | |
313 | static void ecb_cold |
342 | static void ecb_cold |
314 | etp_worker_free (etp_worker *wrk) |
343 | etp_worker_free (etp_worker *wrk) |
315 | { |
344 | { |
… | |
… | |
376 | } etp_reqq; |
405 | } etp_reqq; |
377 | |
406 | |
378 | static etp_reqq req_queue; |
407 | static etp_reqq req_queue; |
379 | static etp_reqq res_queue; |
408 | static etp_reqq res_queue; |
380 | |
409 | |
|
|
410 | static void ecb_noinline ecb_cold |
|
|
411 | reqq_init (etp_reqq *q) |
|
|
412 | { |
|
|
413 | int pri; |
|
|
414 | |
|
|
415 | for (pri = 0; pri < ETP_NUM_PRI; ++pri) |
|
|
416 | q->qs[pri] = q->qe[pri] = 0; |
|
|
417 | |
|
|
418 | q->size = 0; |
|
|
419 | } |
|
|
420 | |
381 | static int ecb_noinline |
421 | static int ecb_noinline |
382 | reqq_push (etp_reqq *q, ETP_REQ *req) |
422 | reqq_push (etp_reqq *q, ETP_REQ *req) |
383 | { |
423 | { |
384 | int pri = req->pri; |
424 | int pri = req->pri; |
385 | req->next = 0; |
425 | req->next = 0; |
… | |
… | |
419 | } |
459 | } |
420 | |
460 | |
421 | abort (); |
461 | abort (); |
422 | } |
462 | } |
423 | |
463 | |
424 | static void ecb_cold |
464 | static int ecb_cold |
425 | etp_thread_init (void) |
465 | etp_init (void (*want_poll)(void), void (*done_poll)(void)) |
426 | { |
466 | { |
427 | #if !HAVE_PREADWRITE |
|
|
428 | X_MUTEX_CREATE (preadwritelock); |
|
|
429 | #endif |
|
|
430 | X_MUTEX_CREATE (wrklock); |
467 | X_MUTEX_CREATE (wrklock); |
431 | X_MUTEX_CREATE (reslock); |
468 | X_MUTEX_CREATE (reslock); |
432 | X_MUTEX_CREATE (reqlock); |
469 | X_MUTEX_CREATE (reqlock); |
433 | X_COND_CREATE (reqwait); |
470 | X_COND_CREATE (reqwait); |
434 | } |
|
|
435 | |
471 | |
436 | static void ecb_cold |
472 | reqq_init (&req_queue); |
437 | etp_atfork_prepare (void) |
473 | reqq_init (&res_queue); |
438 | { |
|
|
439 | } |
|
|
440 | |
474 | |
441 | static void ecb_cold |
475 | wrk_first.next = |
442 | etp_atfork_parent (void) |
476 | wrk_first.prev = &wrk_first; |
443 | { |
|
|
444 | } |
|
|
445 | |
|
|
446 | static void ecb_cold |
|
|
447 | etp_atfork_child (void) |
|
|
448 | { |
|
|
449 | ETP_REQ *prv; |
|
|
450 | |
|
|
451 | while ((prv = reqq_shift (&req_queue))) |
|
|
452 | ETP_DESTROY (prv); |
|
|
453 | |
|
|
454 | while ((prv = reqq_shift (&res_queue))) |
|
|
455 | ETP_DESTROY (prv); |
|
|
456 | |
|
|
457 | while (wrk_first.next != &wrk_first) |
|
|
458 | { |
|
|
459 | etp_worker *wrk = wrk_first.next; |
|
|
460 | |
|
|
461 | if (wrk->req) |
|
|
462 | ETP_DESTROY (wrk->req); |
|
|
463 | |
|
|
464 | etp_worker_clear (wrk); |
|
|
465 | etp_worker_free (wrk); |
|
|
466 | } |
|
|
467 | |
477 | |
468 | started = 0; |
478 | started = 0; |
469 | idle = 0; |
479 | idle = 0; |
470 | nreqs = 0; |
480 | nreqs = 0; |
471 | nready = 0; |
481 | nready = 0; |
472 | npending = 0; |
482 | npending = 0; |
473 | |
|
|
474 | etp_thread_init (); |
|
|
475 | } |
|
|
476 | |
|
|
477 | static void ecb_cold |
|
|
478 | etp_once_init (void) |
|
|
479 | { |
|
|
480 | etp_thread_init (); |
|
|
481 | X_THREAD_ATFORK (etp_atfork_prepare, etp_atfork_parent, etp_atfork_child); |
|
|
482 | } |
|
|
483 | |
|
|
484 | static int ecb_cold |
|
|
485 | etp_init (void (*want_poll)(void), void (*done_poll)(void)) |
|
|
486 | { |
|
|
487 | static pthread_once_t doinit = PTHREAD_ONCE_INIT; |
|
|
488 | |
|
|
489 | pthread_once (&doinit, etp_once_init); |
|
|
490 | |
483 | |
491 | want_poll_cb = want_poll; |
484 | want_poll_cb = want_poll; |
492 | done_poll_cb = done_poll; |
485 | done_poll_cb = done_poll; |
493 | |
486 | |
494 | return 0; |
487 | return 0; |
… | |
… | |
952 | #if !HAVE_FDATASYNC |
945 | #if !HAVE_FDATASYNC |
953 | # undef fdatasync |
946 | # undef fdatasync |
954 | # define fdatasync(fd) fsync (fd) |
947 | # define fdatasync(fd) fsync (fd) |
955 | #endif |
948 | #endif |
956 | |
949 | |
|
|
950 | static int |
|
|
951 | eio__syncfs (int fd) |
|
|
952 | { |
|
|
953 | int res; |
|
|
954 | |
|
|
955 | #if HAVE_SYS_SYNCFS |
|
|
956 | res = (int)syscall (__NR_syncfs, (int)(fd)); |
|
|
957 | #else |
|
|
958 | res = -1; |
|
|
959 | errno = ENOSYS; |
|
|
960 | #endif |
|
|
961 | |
|
|
962 | if (res < 0 && errno == ENOSYS && fd >= 0) |
|
|
963 | sync (); |
|
|
964 | |
|
|
965 | return res; |
|
|
966 | } |
|
|
967 | |
957 | /* sync_file_range always needs emulation */ |
968 | /* sync_file_range always needs emulation */ |
958 | static int |
969 | static int |
959 | eio__sync_file_range (int fd, off_t offset, size_t nbytes, unsigned int flags) |
970 | eio__sync_file_range (int fd, off_t offset, size_t nbytes, unsigned int flags) |
960 | { |
971 | { |
961 | #if HAVE_SYNC_FILE_RANGE |
972 | #if HAVE_SYNC_FILE_RANGE |
… | |
… | |
1010 | pread (fd, eio_buf, len, offset); |
1021 | pread (fd, eio_buf, len, offset); |
1011 | offset += len; |
1022 | offset += len; |
1012 | todo -= len; |
1023 | todo -= len; |
1013 | } |
1024 | } |
1014 | |
1025 | |
|
|
1026 | FUBd; |
|
|
1027 | |
1015 | errno = 0; |
1028 | errno = 0; |
1016 | return count; |
1029 | return count; |
1017 | } |
1030 | } |
1018 | |
1031 | |
1019 | #endif |
1032 | #endif |
1020 | |
1033 | |
1021 | /* sendfile always needs emulation */ |
1034 | /* sendfile always needs emulation */ |
1022 | static eio_ssize_t |
1035 | static eio_ssize_t |
1023 | eio__sendfile (int ofd, int ifd, off_t offset, size_t count, etp_worker *self) |
1036 | eio__sendfile (int ofd, int ifd, off_t offset, size_t count) |
1024 | { |
1037 | { |
1025 | eio_ssize_t written = 0; |
1038 | eio_ssize_t written = 0; |
1026 | eio_ssize_t res; |
1039 | eio_ssize_t res; |
1027 | |
1040 | |
1028 | if (!count) |
1041 | if (!count) |
… | |
… | |
1126 | && (errno == ENOSYS || errno == EINVAL || errno == ENOTSOCK |
1139 | && (errno == ENOSYS || errno == EINVAL || errno == ENOTSOCK |
1127 | /* BSDs */ |
1140 | /* BSDs */ |
1128 | #ifdef ENOTSUP /* sigh, if the steenking pile called openbsd would only try to at least compile posix code... */ |
1141 | #ifdef ENOTSUP /* sigh, if the steenking pile called openbsd would only try to at least compile posix code... */ |
1129 | || errno == ENOTSUP |
1142 | || errno == ENOTSUP |
1130 | #endif |
1143 | #endif |
|
|
1144 | #ifdef EOPNOTSUPP /* windows */ |
1131 | || errno == EOPNOTSUPP /* BSDs */ |
1145 | || errno == EOPNOTSUPP /* BSDs */ |
|
|
1146 | #endif |
1132 | #if __solaris |
1147 | #if __solaris |
1133 | || errno == EAFNOSUPPORT || errno == EPROTOTYPE |
1148 | || errno == EAFNOSUPPORT || errno == EPROTOTYPE |
1134 | #endif |
1149 | #endif |
1135 | ) |
1150 | ) |
1136 | ) |
1151 | ) |
… | |
… | |
1162 | |
1177 | |
1163 | offset += cnt; |
1178 | offset += cnt; |
1164 | res += cnt; |
1179 | res += cnt; |
1165 | count -= cnt; |
1180 | count -= cnt; |
1166 | } |
1181 | } |
|
|
1182 | |
|
|
1183 | FUBd; |
1167 | } |
1184 | } |
1168 | |
1185 | |
1169 | return res; |
1186 | return res; |
1170 | } |
1187 | } |
1171 | |
1188 | |
… | |
… | |
1461 | |
1478 | |
1462 | #define EIO_SORT_CUTOFF 30 /* quite high, but performs well on many filesystems */ |
1479 | #define EIO_SORT_CUTOFF 30 /* quite high, but performs well on many filesystems */ |
1463 | #define EIO_SORT_FAST 60 /* when to only use insertion sort */ |
1480 | #define EIO_SORT_FAST 60 /* when to only use insertion sort */ |
1464 | |
1481 | |
1465 | static void |
1482 | static void |
1466 | eio_dent_radix_sort (eio_dirent *dents, int size, signed char score_bits, ino_t inode_bits) |
1483 | eio_dent_radix_sort (eio_dirent *dents, int size, signed char score_bits, eio_ino_t inode_bits) |
1467 | { |
1484 | { |
1468 | unsigned char bits [9 + sizeof (ino_t) * 8]; |
1485 | unsigned char bits [9 + sizeof (eio_ino_t) * 8]; |
1469 | unsigned char *bit = bits; |
1486 | unsigned char *bit = bits; |
1470 | |
1487 | |
1471 | assert (CHAR_BIT == 8); |
1488 | assert (CHAR_BIT == 8); |
1472 | assert (sizeof (eio_dirent) * 8 < 256); |
1489 | assert (sizeof (eio_dirent) * 8 < 256); |
1473 | assert (offsetof (eio_dirent, inode)); /* we use bit #0 as sentinel */ |
1490 | assert (offsetof (eio_dirent, inode)); /* we use bit #0 as sentinel */ |
… | |
… | |
1475 | |
1492 | |
1476 | if (size <= EIO_SORT_FAST) |
1493 | if (size <= EIO_SORT_FAST) |
1477 | return; |
1494 | return; |
1478 | |
1495 | |
1479 | /* first prepare an array of bits to test in our radix sort */ |
1496 | /* first prepare an array of bits to test in our radix sort */ |
1480 | /* try to take endianness into account, as well as differences in ino_t sizes */ |
1497 | /* try to take endianness into account, as well as differences in eio_ino_t sizes */ |
1481 | /* inode_bits must contain all inodes ORed together */ |
1498 | /* inode_bits must contain all inodes ORed together */ |
1482 | /* which is used to skip bits that are 0 everywhere, which is very common */ |
1499 | /* which is used to skip bits that are 0 everywhere, which is very common */ |
1483 | { |
1500 | { |
1484 | ino_t endianness; |
1501 | eio_ino_t endianness; |
1485 | int i, j; |
1502 | int i, j; |
1486 | |
1503 | |
1487 | /* we store the byte offset of byte n into byte n of "endianness" */ |
1504 | /* we store the byte offset of byte n into byte n of "endianness" */ |
1488 | for (i = 0; i < sizeof (ino_t); ++i) |
1505 | for (i = 0; i < sizeof (eio_ino_t); ++i) |
1489 | ((unsigned char *)&endianness)[i] = i; |
1506 | ((unsigned char *)&endianness)[i] = i; |
1490 | |
1507 | |
1491 | *bit++ = 0; |
1508 | *bit++ = 0; |
1492 | |
1509 | |
1493 | for (i = 0; i < sizeof (ino_t); ++i) |
1510 | for (i = 0; i < sizeof (eio_ino_t); ++i) |
1494 | { |
1511 | { |
1495 | /* shifting off the byte offsets out of "endianness" */ |
1512 | /* shifting off the byte offsets out of "endianness" */ |
1496 | int offs = (offsetof (eio_dirent, inode) + (endianness & 0xff)) * 8; |
1513 | int offs = (offsetof (eio_dirent, inode) + (endianness & 0xff)) * 8; |
1497 | endianness >>= 8; |
1514 | endianness >>= 8; |
1498 | |
1515 | |
1499 | for (j = 0; j < 8; ++j) |
1516 | for (j = 0; j < 8; ++j) |
1500 | if (inode_bits & (((ino_t)1) << (i * 8 + j))) |
1517 | if (inode_bits & (((eio_ino_t)1) << (i * 8 + j))) |
1501 | *bit++ = offs + j; |
1518 | *bit++ = offs + j; |
1502 | } |
1519 | } |
1503 | |
1520 | |
1504 | for (j = 0; j < 8; ++j) |
1521 | for (j = 0; j < 8; ++j) |
1505 | if (score_bits & (1 << j)) |
1522 | if (score_bits & (1 << j)) |
1506 | *bit++ = offsetof (eio_dirent, score) * 8 + j; |
1523 | *bit++ = offsetof (eio_dirent, score) * 8 + j; |
1507 | } |
1524 | } |
1508 | |
1525 | |
1509 | /* now actually do the sorting (a variant of MSD radix sort) */ |
1526 | /* now actually do the sorting (a variant of MSD radix sort) */ |
1510 | { |
1527 | { |
1511 | eio_dirent *base_stk [9 + sizeof (ino_t) * 8], *base; |
1528 | eio_dirent *base_stk [9 + sizeof (eio_ino_t) * 8], *base; |
1512 | eio_dirent *end_stk [9 + sizeof (ino_t) * 8], *end; |
1529 | eio_dirent *end_stk [9 + sizeof (eio_ino_t) * 8], *end; |
1513 | unsigned char *bit_stk [9 + sizeof (ino_t) * 8]; |
1530 | unsigned char *bit_stk [9 + sizeof (eio_ino_t) * 8]; |
1514 | int stk_idx = 0; |
1531 | int stk_idx = 0; |
1515 | |
1532 | |
1516 | base_stk [stk_idx] = dents; |
1533 | base_stk [stk_idx] = dents; |
1517 | end_stk [stk_idx] = dents + size; |
1534 | end_stk [stk_idx] = dents + size; |
1518 | bit_stk [stk_idx] = bit - 1; |
1535 | bit_stk [stk_idx] = bit - 1; |
… | |
… | |
1597 | } |
1614 | } |
1598 | } |
1615 | } |
1599 | } |
1616 | } |
1600 | |
1617 | |
1601 | static void |
1618 | static void |
1602 | eio_dent_sort (eio_dirent *dents, int size, signed char score_bits, ino_t inode_bits) |
1619 | eio_dent_sort (eio_dirent *dents, int size, signed char score_bits, eio_ino_t inode_bits) |
1603 | { |
1620 | { |
1604 | if (size <= 1) |
1621 | if (size <= 1) |
1605 | return; /* our insertion sort relies on size > 0 */ |
1622 | return; /* our insertion sort relies on size > 0 */ |
1606 | |
1623 | |
1607 | /* first we use a radix sort, but only for dirs >= EIO_SORT_FAST */ |
1624 | /* first we use a radix sort, but only for dirs >= EIO_SORT_FAST */ |
… | |
… | |
1615 | |
1632 | |
1616 | /* read a full directory */ |
1633 | /* read a full directory */ |
1617 | static void |
1634 | static void |
1618 | eio__scandir (eio_req *req, etp_worker *self) |
1635 | eio__scandir (eio_req *req, etp_worker *self) |
1619 | { |
1636 | { |
1620 | DIR *dirp; |
|
|
1621 | EIO_STRUCT_DIRENT *entp; |
|
|
1622 | char *name, *names; |
1637 | char *name, *names; |
1623 | int namesalloc = 4096; |
1638 | int namesalloc = 4096 - sizeof (void *) * 4; |
1624 | int namesoffs = 0; |
1639 | int namesoffs = 0; |
1625 | int flags = req->int1; |
1640 | int flags = req->int1; |
1626 | eio_dirent *dents = 0; |
1641 | eio_dirent *dents = 0; |
1627 | int dentalloc = 128; |
1642 | int dentalloc = 128; |
1628 | int dentoffs = 0; |
1643 | int dentoffs = 0; |
1629 | ino_t inode_bits = 0; |
1644 | eio_ino_t inode_bits = 0; |
|
|
1645 | #ifdef _WIN32 |
|
|
1646 | HANDLE dirp; |
|
|
1647 | WIN32_FIND_DATA entp; |
|
|
1648 | #else |
|
|
1649 | DIR *dirp; |
|
|
1650 | EIO_STRUCT_DIRENT *entp; |
|
|
1651 | #endif |
1630 | |
1652 | |
1631 | req->result = -1; |
1653 | req->result = -1; |
1632 | |
1654 | |
1633 | if (!(flags & EIO_READDIR_DENTS)) |
1655 | if (!(flags & EIO_READDIR_DENTS)) |
1634 | flags &= ~(EIO_READDIR_DIRS_FIRST | EIO_READDIR_STAT_ORDER); |
1656 | flags &= ~(EIO_READDIR_DIRS_FIRST | EIO_READDIR_STAT_ORDER); |
1635 | |
1657 | |
1636 | X_LOCK (wrklock); |
1658 | #ifdef _WIN32 |
1637 | /* the corresponding closedir is in ETP_WORKER_CLEAR */ |
1659 | { |
|
|
1660 | int len = strlen ((const char *)req->ptr1); |
|
|
1661 | char *path = malloc (MAX_PATH); |
|
|
1662 | const char *fmt; |
|
|
1663 | |
|
|
1664 | if (!len) |
|
|
1665 | fmt = "./*"; |
|
|
1666 | else if (((const char *)req->ptr1)[len - 1] == '/' || ((const char *)req->ptr1)[len - 1] == '\\') |
|
|
1667 | fmt = "%s*"; |
|
|
1668 | else |
|
|
1669 | fmt = "%s/*"; |
|
|
1670 | |
|
|
1671 | _snprintf (path, MAX_PATH, fmt, (const char *)req->ptr1); |
|
|
1672 | dirp = FindFirstFile (path, &entp); |
|
|
1673 | free (path); |
|
|
1674 | |
|
|
1675 | if (dirp == INVALID_HANDLE_VALUE) |
|
|
1676 | { |
|
|
1677 | dirp = 0; |
|
|
1678 | |
|
|
1679 | switch (GetLastError ()) |
|
|
1680 | { |
|
|
1681 | case ERROR_FILE_NOT_FOUND: |
|
|
1682 | req->result = 0; |
|
|
1683 | break; |
|
|
1684 | |
|
|
1685 | case ERROR_INVALID_NAME: |
|
|
1686 | case ERROR_PATH_NOT_FOUND: |
|
|
1687 | case ERROR_NO_MORE_FILES: |
|
|
1688 | errno = ENOENT; |
|
|
1689 | break; |
|
|
1690 | |
|
|
1691 | case ERROR_NOT_ENOUGH_MEMORY: |
|
|
1692 | errno = ENOMEM; |
|
|
1693 | break; |
|
|
1694 | |
|
|
1695 | default: |
|
|
1696 | errno = EINVAL; |
|
|
1697 | break; |
|
|
1698 | } |
|
|
1699 | } |
|
|
1700 | } |
|
|
1701 | #else |
1638 | self->dirp = dirp = opendir (req->ptr1); |
1702 | dirp = opendir (req->ptr1); |
|
|
1703 | #endif |
1639 | |
1704 | |
1640 | if (req->flags & EIO_FLAG_PTR1_FREE) |
1705 | if (req->flags & EIO_FLAG_PTR1_FREE) |
1641 | free (req->ptr1); |
1706 | free (req->ptr1); |
1642 | |
1707 | |
1643 | req->flags |= EIO_FLAG_PTR1_FREE | EIO_FLAG_PTR2_FREE; |
1708 | req->flags |= EIO_FLAG_PTR1_FREE | EIO_FLAG_PTR2_FREE; |
1644 | req->ptr1 = dents = flags ? malloc (dentalloc * sizeof (eio_dirent)) : 0; |
1709 | req->ptr1 = dents = flags ? malloc (dentalloc * sizeof (eio_dirent)) : 0; |
1645 | req->ptr2 = names = malloc (namesalloc); |
1710 | req->ptr2 = names = malloc (namesalloc); |
1646 | X_UNLOCK (wrklock); |
|
|
1647 | |
1711 | |
1648 | if (dirp && names && (!flags || dents)) |
1712 | if (dirp && names && (!flags || dents)) |
1649 | for (;;) |
1713 | for (;;) |
1650 | { |
1714 | { |
|
|
1715 | int done; |
|
|
1716 | |
|
|
1717 | #ifdef _WIN32 |
|
|
1718 | done = !dirp; |
|
|
1719 | #else |
1651 | errno = 0; |
1720 | errno = 0; |
1652 | entp = readdir (dirp); |
1721 | entp = readdir (dirp); |
|
|
1722 | done = !entp; |
|
|
1723 | #endif |
1653 | |
1724 | |
1654 | if (!entp) |
1725 | if (done) |
1655 | { |
1726 | { |
|
|
1727 | #ifndef _WIN32 |
|
|
1728 | int old_errno = errno; |
|
|
1729 | closedir (dirp); |
|
|
1730 | errno = old_errno; |
|
|
1731 | |
1656 | if (errno) |
1732 | if (errno) |
1657 | break; |
1733 | break; |
|
|
1734 | #endif |
1658 | |
1735 | |
1659 | /* sort etc. */ |
1736 | /* sort etc. */ |
1660 | req->int1 = flags; |
1737 | req->int1 = flags; |
1661 | req->result = dentoffs; |
1738 | req->result = dentoffs; |
1662 | |
1739 | |
… | |
… | |
1691 | |
1768 | |
1692 | break; |
1769 | break; |
1693 | } |
1770 | } |
1694 | |
1771 | |
1695 | /* now add the entry to our list(s) */ |
1772 | /* now add the entry to our list(s) */ |
1696 | name = entp->d_name; |
1773 | name = D_NAME (entp); |
1697 | |
1774 | |
1698 | /* skip . and .. entries */ |
1775 | /* skip . and .. entries */ |
1699 | if (name [0] != '.' || (name [1] && (name [1] != '.' || name [2]))) |
1776 | if (name [0] != '.' || (name [1] && (name [1] != '.' || name [2]))) |
1700 | { |
1777 | { |
1701 | int len = D_NAMLEN (entp) + 1; |
1778 | int len = D_NAMLEN (entp) + 1; |
1702 | |
1779 | |
1703 | while (ecb_expect_false (namesoffs + len > namesalloc)) |
1780 | while (ecb_expect_false (namesoffs + len > namesalloc)) |
1704 | { |
1781 | { |
1705 | namesalloc *= 2; |
1782 | namesalloc *= 2; |
1706 | X_LOCK (wrklock); |
|
|
1707 | req->ptr2 = names = realloc (names, namesalloc); |
1783 | req->ptr2 = names = realloc (names, namesalloc); |
1708 | X_UNLOCK (wrklock); |
|
|
1709 | |
1784 | |
1710 | if (!names) |
1785 | if (!names) |
1711 | break; |
1786 | break; |
1712 | } |
1787 | } |
1713 | |
1788 | |
… | |
… | |
1718 | struct eio_dirent *ent; |
1793 | struct eio_dirent *ent; |
1719 | |
1794 | |
1720 | if (ecb_expect_false (dentoffs == dentalloc)) |
1795 | if (ecb_expect_false (dentoffs == dentalloc)) |
1721 | { |
1796 | { |
1722 | dentalloc *= 2; |
1797 | dentalloc *= 2; |
1723 | X_LOCK (wrklock); |
|
|
1724 | req->ptr1 = dents = realloc (dents, dentalloc * sizeof (eio_dirent)); |
1798 | req->ptr1 = dents = realloc (dents, dentalloc * sizeof (eio_dirent)); |
1725 | X_UNLOCK (wrklock); |
|
|
1726 | |
1799 | |
1727 | if (!dents) |
1800 | if (!dents) |
1728 | break; |
1801 | break; |
1729 | } |
1802 | } |
1730 | |
1803 | |
… | |
… | |
1810 | if (EIO_CANCELLED (req)) |
1883 | if (EIO_CANCELLED (req)) |
1811 | { |
1884 | { |
1812 | errno = ECANCELED; |
1885 | errno = ECANCELED; |
1813 | break; |
1886 | break; |
1814 | } |
1887 | } |
|
|
1888 | |
|
|
1889 | #ifdef _WIN32 |
|
|
1890 | if (!FindNextFile (dirp, &entp)) |
|
|
1891 | { |
|
|
1892 | FindClose (dirp); |
|
|
1893 | dirp = 0; |
|
|
1894 | } |
|
|
1895 | #endif |
1815 | } |
1896 | } |
1816 | } |
1897 | } |
1817 | |
1898 | |
1818 | /*****************************************************************************/ |
1899 | /*****************************************************************************/ |
1819 | |
1900 | |
… | |
… | |
1835 | X_THREAD_PROC (etp_proc) |
1916 | X_THREAD_PROC (etp_proc) |
1836 | { |
1917 | { |
1837 | ETP_REQ *req; |
1918 | ETP_REQ *req; |
1838 | struct timespec ts; |
1919 | struct timespec ts; |
1839 | etp_worker *self = (etp_worker *)thr_arg; |
1920 | etp_worker *self = (etp_worker *)thr_arg; |
1840 | int timeout; |
1921 | |
|
|
1922 | #if HAVE_PRCTL_SET_NAME |
|
|
1923 | prctl (PR_SET_NAME, (unsigned long)"eio_thread", 0, 0, 0); |
|
|
1924 | #endif |
1841 | |
1925 | |
1842 | /* try to distribute timeouts somewhat evenly */ |
1926 | /* try to distribute timeouts somewhat evenly */ |
1843 | ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL); |
1927 | ts.tv_nsec = ((unsigned long)self & 1023UL) * (1000000000UL / 1024UL); |
1844 | |
1928 | |
1845 | for (;;) |
1929 | for (;;) |
… | |
… | |
1915 | /*****************************************************************************/ |
1999 | /*****************************************************************************/ |
1916 | |
2000 | |
1917 | int ecb_cold |
2001 | int ecb_cold |
1918 | eio_init (void (*want_poll)(void), void (*done_poll)(void)) |
2002 | eio_init (void (*want_poll)(void), void (*done_poll)(void)) |
1919 | { |
2003 | { |
|
|
2004 | #if !HAVE_PREADWRITE |
|
|
2005 | X_MUTEX_CREATE (preadwritelock); |
|
|
2006 | #endif |
|
|
2007 | |
1920 | return etp_init (want_poll, done_poll); |
2008 | return etp_init (want_poll, done_poll); |
1921 | } |
2009 | } |
1922 | |
2010 | |
1923 | ecb_inline void |
2011 | ecb_inline void |
1924 | eio_api_destroy (eio_req *req) |
2012 | eio_api_destroy (eio_req *req) |
… | |
… | |
1969 | case EIO_WRITE: req->result = req->offs >= 0 |
2057 | case EIO_WRITE: req->result = req->offs >= 0 |
1970 | ? pwrite (req->int1, req->ptr2, req->size, req->offs) |
2058 | ? pwrite (req->int1, req->ptr2, req->size, req->offs) |
1971 | : write (req->int1, req->ptr2, req->size); break; |
2059 | : write (req->int1, req->ptr2, req->size); break; |
1972 | |
2060 | |
1973 | case EIO_READAHEAD: req->result = readahead (req->int1, req->offs, req->size); break; |
2061 | case EIO_READAHEAD: req->result = readahead (req->int1, req->offs, req->size); break; |
1974 | case EIO_SENDFILE: req->result = eio__sendfile (req->int1, req->int2, req->offs, req->size, self); break; |
2062 | case EIO_SENDFILE: req->result = eio__sendfile (req->int1, req->int2, req->offs, req->size); break; |
1975 | |
2063 | |
1976 | case EIO_STAT: ALLOC (sizeof (EIO_STRUCT_STAT)); |
2064 | case EIO_STAT: ALLOC (sizeof (EIO_STRUCT_STAT)); |
1977 | req->result = stat (req->ptr1, (EIO_STRUCT_STAT *)req->ptr2); break; |
2065 | req->result = stat (req->ptr1, (EIO_STRUCT_STAT *)req->ptr2); break; |
1978 | case EIO_LSTAT: ALLOC (sizeof (EIO_STRUCT_STAT)); |
2066 | case EIO_LSTAT: ALLOC (sizeof (EIO_STRUCT_STAT)); |
1979 | req->result = lstat (req->ptr1, (EIO_STRUCT_STAT *)req->ptr2); break; |
2067 | req->result = lstat (req->ptr1, (EIO_STRUCT_STAT *)req->ptr2); break; |
… | |
… | |
2009 | req->result = readlink (req->ptr1, req->ptr2, PATH_MAX); break; |
2097 | req->result = readlink (req->ptr1, req->ptr2, PATH_MAX); break; |
2010 | |
2098 | |
2011 | case EIO_SYNC: req->result = 0; sync (); break; |
2099 | case EIO_SYNC: req->result = 0; sync (); break; |
2012 | case EIO_FSYNC: req->result = fsync (req->int1); break; |
2100 | case EIO_FSYNC: req->result = fsync (req->int1); break; |
2013 | case EIO_FDATASYNC: req->result = fdatasync (req->int1); break; |
2101 | case EIO_FDATASYNC: req->result = fdatasync (req->int1); break; |
|
|
2102 | case EIO_SYNCFS: req->result = eio__syncfs (req->int1); break; |
|
|
2103 | case EIO_SYNC_FILE_RANGE: req->result = eio__sync_file_range (req->int1, req->offs, req->size, req->int2); break; |
2014 | case EIO_MSYNC: req->result = eio__msync (req->ptr2, req->size, req->int1); break; |
2104 | case EIO_MSYNC: req->result = eio__msync (req->ptr2, req->size, req->int1); break; |
2015 | case EIO_MTOUCH: req->result = eio__mtouch (req); break; |
2105 | case EIO_MTOUCH: req->result = eio__mtouch (req); break; |
2016 | case EIO_MLOCK: req->result = eio__mlock (req->ptr2, req->size); break; |
2106 | case EIO_MLOCK: req->result = eio__mlock (req->ptr2, req->size); break; |
2017 | case EIO_MLOCKALL: req->result = eio__mlockall (req->int1); break; |
2107 | case EIO_MLOCKALL: req->result = eio__mlockall (req->int1); break; |
2018 | case EIO_SYNC_FILE_RANGE: req->result = eio__sync_file_range (req->int1, req->offs, req->size, req->int2); break; |
|
|
2019 | case EIO_FALLOCATE: req->result = eio__fallocate (req->int1, req->int2, req->offs, req->size); break; |
2108 | case EIO_FALLOCATE: req->result = eio__fallocate (req->int1, req->int2, req->offs, req->size); break; |
2020 | |
2109 | |
2021 | case EIO_READDIR: eio__scandir (req, self); break; |
2110 | case EIO_READDIR: eio__scandir (req, self); break; |
2022 | |
2111 | |
2023 | case EIO_BUSY: |
2112 | case EIO_BUSY: |
… | |
… | |
2104 | eio_req *eio_msync (void *addr, size_t length, int flags, int pri, eio_cb cb, void *data) |
2193 | eio_req *eio_msync (void *addr, size_t length, int flags, int pri, eio_cb cb, void *data) |
2105 | { |
2194 | { |
2106 | REQ (EIO_MSYNC); req->ptr2 = addr; req->size = length; req->int1 = flags; SEND; |
2195 | REQ (EIO_MSYNC); req->ptr2 = addr; req->size = length; req->int1 = flags; SEND; |
2107 | } |
2196 | } |
2108 | |
2197 | |
|
|
2198 | eio_req *eio_fdatasync (int fd, int pri, eio_cb cb, void *data) |
|
|
2199 | { |
|
|
2200 | REQ (EIO_FDATASYNC); req->int1 = fd; SEND; |
|
|
2201 | } |
|
|
2202 | |
|
|
2203 | eio_req *eio_syncfs (int fd, int pri, eio_cb cb, void *data) |
|
|
2204 | { |
|
|
2205 | REQ (EIO_SYNCFS); req->int1 = fd; SEND; |
|
|
2206 | } |
|
|
2207 | |
|
|
2208 | eio_req *eio_sync_file_range (int fd, off_t offset, size_t nbytes, unsigned int flags, int pri, eio_cb cb, void *data) |
|
|
2209 | { |
|
|
2210 | REQ (EIO_SYNC_FILE_RANGE); req->int1 = fd; req->offs = offset; req->size = nbytes; req->int2 = flags; SEND; |
|
|
2211 | } |
|
|
2212 | |
2109 | eio_req *eio_mtouch (void *addr, size_t length, int flags, int pri, eio_cb cb, void *data) |
2213 | eio_req *eio_mtouch (void *addr, size_t length, int flags, int pri, eio_cb cb, void *data) |
2110 | { |
2214 | { |
2111 | REQ (EIO_MTOUCH); req->ptr2 = addr; req->size = length; req->int1 = flags; SEND; |
2215 | REQ (EIO_MTOUCH); req->ptr2 = addr; req->size = length; req->int1 = flags; SEND; |
2112 | } |
2216 | } |
2113 | |
2217 | |
… | |
… | |
2119 | eio_req *eio_mlockall (int flags, int pri, eio_cb cb, void *data) |
2223 | eio_req *eio_mlockall (int flags, int pri, eio_cb cb, void *data) |
2120 | { |
2224 | { |
2121 | REQ (EIO_MLOCKALL); req->int1 = flags; SEND; |
2225 | REQ (EIO_MLOCKALL); req->int1 = flags; SEND; |
2122 | } |
2226 | } |
2123 | |
2227 | |
2124 | eio_req *eio_sync_file_range (int fd, off_t offset, size_t nbytes, unsigned int flags, int pri, eio_cb cb, void *data) |
|
|
2125 | { |
|
|
2126 | REQ (EIO_SYNC_FILE_RANGE); req->int1 = fd; req->offs = offset; req->size = nbytes; req->int2 = flags; SEND; |
|
|
2127 | } |
|
|
2128 | |
|
|
2129 | eio_req *eio_fallocate (int fd, int mode, off_t offset, size_t len, int pri, eio_cb cb, void *data) |
2228 | eio_req *eio_fallocate (int fd, int mode, off_t offset, size_t len, int pri, eio_cb cb, void *data) |
2130 | { |
2229 | { |
2131 | REQ (EIO_FALLOCATE); req->int1 = fd; req->int2 = mode; req->offs = offset; req->size = len; SEND; |
2230 | REQ (EIO_FALLOCATE); req->int1 = fd; req->int2 = mode; req->offs = offset; req->size = len; SEND; |
2132 | } |
|
|
2133 | |
|
|
2134 | eio_req *eio_fdatasync (int fd, int pri, eio_cb cb, void *data) |
|
|
2135 | { |
|
|
2136 | REQ (EIO_FDATASYNC); req->int1 = fd; SEND; |
|
|
2137 | } |
2231 | } |
2138 | |
2232 | |
2139 | eio_req *eio_close (int fd, int pri, eio_cb cb, void *data) |
2233 | eio_req *eio_close (int fd, int pri, eio_cb cb, void *data) |
2140 | { |
2234 | { |
2141 | REQ (EIO_CLOSE); req->int1 = fd; SEND; |
2235 | REQ (EIO_CLOSE); req->int1 = fd; SEND; |
… | |
… | |
2369 | /* misc garbage */ |
2463 | /* misc garbage */ |
2370 | |
2464 | |
2371 | eio_ssize_t |
2465 | eio_ssize_t |
2372 | eio_sendfile_sync (int ofd, int ifd, off_t offset, size_t count) |
2466 | eio_sendfile_sync (int ofd, int ifd, off_t offset, size_t count) |
2373 | { |
2467 | { |
2374 | etp_worker wrk; |
|
|
2375 | eio_ssize_t ret; |
|
|
2376 | |
|
|
2377 | wrk.dbuf = 0; |
|
|
2378 | |
|
|
2379 | ret = eio__sendfile (ofd, ifd, offset, count, &wrk); |
2468 | return eio__sendfile (ofd, ifd, offset, count); |
2380 | |
|
|
2381 | if (wrk.dbuf) |
|
|
2382 | free (wrk.dbuf); |
|
|
2383 | |
|
|
2384 | return ret; |
|
|
2385 | } |
2469 | } |
2386 | |
2470 | |