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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.212 by root, Sun Apr 8 00:11:50 2012 UTC vs.
Revision 1.233 by root, Thu Jun 25 13:34:28 2015 UTC

… …
19 19
20#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES 20#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES
21# include <sys/mman.h> 21# include <sys/mman.h>
22#endif 22#endif
23 23
24#if __linux__ 24/* the incompetent fool that created musl keeps __linux__, refuses
25 * to implement any linux standard apis, and also has no way to test
26 * for his broken iplementation. on't complain if this fails for you.
27 */
28#if __linux__ && (defined __GLIBC__ || defined __UCLIBC__)
25# include <linux/fs.h> 29# include <linux/fs.h>
26# ifdef FS_IOC_FIEMAP 30# ifdef FS_IOC_FIEMAP
27# include <linux/types.h> 31# include <linux/types.h>
28# include <linux/fiemap.h> 32# include <linux/fiemap.h>
29# define HAVE_FIEMAP 1 33# define HAVE_FIEMAP 1
… …
153#endif 157#endif
154#ifndef minor 158#ifndef minor
155# define minor(dev) ((dev) & 0xff) 159# define minor(dev) ((dev) & 0xff)
156#endif 160#endif
157 161
158#ifndef PAGESIZE 162#if PAGESIZE <= 0
159# define PAGESIZE sysconf (_SC_PAGESIZE) 163# define PAGESIZE sysconf (_SC_PAGESIZE)
160#endif 164#endif
161 165
162/*****************************************************************************/ 166/*****************************************************************************/
163 167
… …
165fiemap (eio_req *req) 169fiemap (eio_req *req)
166{ 170{
167 req->result = -1; 171 req->result = -1;
168 172
169#if HAVE_FIEMAP 173#if HAVE_FIEMAP
174 /* assume some c99 */
175 struct fiemap *fiemap = 0;
176 size_t end_offset;
170 int count = req->int3; 177 int count = req->int3;
171 178
172 /* heuristic: first try with 64 extents if we don't know how many, */ 179 req->flags |= EIO_FLAG_PTR1_FREE;
173 /* as most files have (hopefully) fewer than this many extents */ 180
174 /* in fact, most should have <= 2, so maybe the 72 below is probably overkill */ 181 /* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */
182 /* increase in 3.5kb steps */
175 if (count < 0) 183 if (count < 0)
176 count = 72; /* for what it's worth, 72 extents fit nicely into 4kb */ 184 count = 8;
185
186 fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
187 errno = ENOMEM;
188 if (!fiemap)
189 return;
190
191 req->ptr1 = fiemap;
192
193 fiemap->fm_start = req->offs;
194 fiemap->fm_length = req->size;
195 fiemap->fm_flags = req->int2;
196 fiemap->fm_extent_count = count;
197
198 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0)
199 return;
200
201 if (req->int3 >= 0 /* not autosizing */
202 || !fiemap->fm_mapped_extents /* no more extents */
203 || fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */)
204 goto done;
205
206 /* else we have to loop -
207 * it would be tempting (actually I tried that first) to just query the
208 * number of extents needed, but linux often feels like not returning all
209 * extents, without telling us it left any out. this complicates
210 * this quite a bit.
211 */
212
213 end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start);
177 214
178 for (;;) 215 for (;;)
179 { 216 {
217 /* we go in 54 extent steps - 3kb, in the hope that this fits nicely on the eio stack (normally 16+ kb) */
218 char scratch[3072];
219 struct fiemap *incmap = (struct fiemap *)scratch;
220
221 incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical
222 + fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length;
223 incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start);
224 incmap->fm_flags = fiemap->fm_flags;
225 incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent);
226
227 if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0)
228 return;
229
230 if (!incmap->fm_mapped_extents)
231 goto done;
232
233 count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents;
180 struct fiemap *fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); 234 fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
181 errno = ENOMEM; 235 errno = ENOMEM;
182 if (!fiemap) 236 if (!fiemap)
183 return; 237 return;
184 238
185 req->ptr1 = fiemap; 239 req->ptr1 = fiemap;
186 req->flags |= EIO_FLAG_PTR1_FREE;
187 240
188 fiemap->fm_start = req->offs; 241 for (count = 0; count < incmap->fm_mapped_extents; ++count)
189 fiemap->fm_length = req->size; 242 {
190 fiemap->fm_flags = req->int2; 243 struct fiemap_extent *e = incmap->fm_extents + count;
191 fiemap->fm_extent_count = count;
192 244
193 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap)) 245 if (e->fe_logical + e->fe_length >= end_offset)
194 return; 246 goto done;
195 247
196 if (req->int3 >= 0) 248 fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
197 break; /* when not autosizing we are done */
198 249
199 if (fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST) 250 if (e->fe_flags & FIEMAP_EXTENT_LAST)
200 break; /* autosizing successful, we are done */ 251 goto done;
201 252
202 fiemap->fm_flags = req->int2; 253 }
203 fiemap->fm_extent_count = 0;
204
205 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap))
206 return;
207
208 count = fiemap->fm_mapped_extents;
209
210 free (fiemap);
211 } 254 }
212 255
256done:
213 req->result = 0; 257 req->result = 0;
214 258
215#else 259#else
216 errno = ENOSYS; 260 errno = ENOSYS;
217#endif 261#endif
… …
264} 308}
265 309
266static SV * 310static SV *
267newSVaio_wd (aio_wd wd) 311newSVaio_wd (aio_wd wd)
268{ 312{
269 return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash); 313 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
270} 314}
271 315
272static aio_req 316static aio_req
273SvAIO_REQ (SV *sv) 317SvAIO_REQ (SV *sv)
274{ 318{
… …
293 || SvTYPE (SvRV (sv)) != SVt_PVMG 337 || SvTYPE (SvRV (sv)) != SVt_PVMG
294 || SvSTASH (SvRV (sv)) != aio_wd_stash) 338 || SvSTASH (SvRV (sv)) != aio_wd_stash)
295 croak ("IO::AIO: expected a working directory object as returned by aio_wd"); 339 croak ("IO::AIO: expected a working directory object as returned by aio_wd");
296 340
297 return (aio_wd)(long)SvIVX (SvRV (sv)); 341 return (aio_wd)(long)SvIVX (SvRV (sv));
342}
343
344static SV *
345newmortalFH (int fd, int flags)
346{
347 if (fd < 0)
348 return &PL_sv_undef;
349
350 GV *gv = (GV *)sv_newmortal ();
351 char sym[64];
352 int symlen;
353
354 symlen = snprintf (sym, sizeof (sym), "fd#%d", fd);
355 gv_init (gv, aio_stash, sym, symlen, 0);
356
357 symlen = snprintf (
358 sym,
359 sizeof (sym),
360 "%s&=%d",
361 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
362 fd
363 );
364
365 return do_open (gv, sym, symlen, 0, 0, 0, 0)
366 ? (SV *)gv : &PL_sv_undef;
298} 367}
299 368
300static void 369static void
301aio_grp_feed (aio_req grp) 370aio_grp_feed (aio_req grp)
302{ 371{
… …
430 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); 499 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2))));
431 } 500 }
432 break; 501 break;
433 502
434 case EIO_OPEN: 503 case EIO_OPEN:
435 { 504 PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR)));
436 /* convert fd to fh */
437 SV *fh = &PL_sv_undef;
438
439 if (req->result >= 0)
440 {
441 GV *gv = (GV *)sv_newmortal ();
442 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR);
443 char sym [64];
444 int symlen;
445
446 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
447 gv_init (gv, aio_stash, sym, symlen, 0);
448
449 symlen = snprintf (
450 sym,
451 sizeof (sym),
452 "%s&=%d",
453 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
454 (int)req->result
455 );
456
457 if (do_open (gv, sym, symlen, 0, 0, 0, 0))
458 fh = (SV *)gv;
459 }
460
461 PUSHs (fh);
462 }
463 break; 505 break;
464 506
465 case EIO_STATVFS: 507 case EIO_STATVFS:
466 case EIO_FSTATVFS: 508 case EIO_FSTATVFS:
467 { 509 {
… …
470#ifndef _WIN32 512#ifndef _WIN32
471 if (req->result >= 0) 513 if (req->result >= 0)
472 { 514 {
473 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 515 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
474 HV *hv = newHV (); 516 HV *hv = newHV ();
517 /* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom
518 * chooses to make it a struct.
519 */
520 unsigned long fsid = 0;
521 memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid));
475 522
476 rv = sv_2mortal (newRV_noinc ((SV *)hv)); 523 rv = sv_2mortal (newRV_noinc ((SV *)hv));
477 524
478 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); 525 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);
479 hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); 526 hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);
… …
481 hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); 528 hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);
482 hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); 529 hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);
483 hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); 530 hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);
484 hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); 531 hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);
485 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); 532 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
486 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); 533 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
487 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); 534 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
488 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); 535 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
489 } 536 }
490#endif 537#endif
491 538
… …
698} 745}
699 746
700/*****************************************************************************/ 747/*****************************************************************************/
701 748
702#if !_POSIX_MAPPED_FILES 749#if !_POSIX_MAPPED_FILES
703# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) 750# define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS ()
704# define munmap(addr,length) (errno = ENOSYS, -1) 751# define munmap(addr,length) EIO_ENOSYS ()
705#endif 752#endif
706 753
707#if !_POSIX_MEMORY_PROTECTION 754#if !_POSIX_MEMORY_PROTECTION
708# define mprotect(addr,len,prot) (errno = ENOSYS, -1) 755# define mprotect(addr,len,prot) EIO_ENOSYS ()
709# define PROT_NONE 0 756# define PROT_NONE 0
710# define PROT_WRITE 0 757# define PROT_WRITE 0
711# define MAP_PRIVATE 0 758# define MAP_PRIVATE 0
712# define MAP_SHARED 0 759# define MAP_SHARED 0
713# define MAP_FIXED 0 760# define MAP_FIXED 0
… …
956 const_iv (FIEMAP_EXTENT_DATA_TAIL) 1003 const_iv (FIEMAP_EXTENT_DATA_TAIL)
957 const_iv (FIEMAP_EXTENT_UNWRITTEN) 1004 const_iv (FIEMAP_EXTENT_UNWRITTEN)
958 const_iv (FIEMAP_EXTENT_MERGED) 1005 const_iv (FIEMAP_EXTENT_MERGED)
959 const_iv (FIEMAP_EXTENT_SHARED) 1006 const_iv (FIEMAP_EXTENT_SHARED)
960 1007
1008 const_iv (SPLICE_F_MOVE)
1009 const_iv (SPLICE_F_NONBLOCK)
1010 const_iv (SPLICE_F_MORE)
1011 const_iv (SPLICE_F_GIFT)
1012
1013 const_iv (SEEK_DATA)
1014 const_iv (SEEK_HOLE)
1015
1016 /* libeio constants */
961 const_eio (SEEK_SET) 1017 const_eio (SEEK_SET)
962 const_eio (SEEK_CUR) 1018 const_eio (SEEK_CUR)
963 const_eio (SEEK_END) 1019 const_eio (SEEK_END)
964 1020
965 const_eio (MCL_FUTURE) 1021 const_eio (MCL_FUTURE)
… …
974 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 1030 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
975 const_eio (SYNC_FILE_RANGE_WRITE) 1031 const_eio (SYNC_FILE_RANGE_WRITE)
976 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 1032 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
977 1033
978 const_eio (FALLOC_FL_KEEP_SIZE) 1034 const_eio (FALLOC_FL_KEEP_SIZE)
1035 const_eio (FALLOC_FL_PUNCH_HOLE)
1036 const_eio (FALLOC_FL_COLLAPSE_RANGE)
1037 const_eio (FALLOC_FL_ZERO_RANGE)
979 1038
980 const_eio (READDIR_DENTS) 1039 const_eio (READDIR_DENTS)
981 const_eio (READDIR_DIRS_FIRST) 1040 const_eio (READDIR_DIRS_FIRST)
982 const_eio (READDIR_STAT_ORDER) 1041 const_eio (READDIR_STAT_ORDER)
983 const_eio (READDIR_FOUND_UNKNOWN) 1042 const_eio (READDIR_FOUND_UNKNOWN)
… …
1051 PROTOTYPE: $ 1110 PROTOTYPE: $
1052 CODE: 1111 CODE:
1053 max_outstanding = maxreqs; 1112 max_outstanding = maxreqs;
1054 1113
1055void 1114void
1056aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef) 1115aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef)
1057 PPCODE: 1116 PPCODE:
1058{ 1117{
1059 dREQ; 1118 dREQ;
1060 1119
1061 req->type = EIO_WD_OPEN; 1120 req->type = EIO_WD_OPEN;
… …
1063 1122
1064 REQ_SEND; 1123 REQ_SEND;
1065} 1124}
1066 1125
1067void 1126void
1068aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1127aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef)
1069 PPCODE: 1128 PPCODE:
1070{ 1129{
1071 dREQ; 1130 dREQ;
1072 1131
1073 req->type = EIO_OPEN; 1132 req->type = EIO_OPEN;
… …
1077 1136
1078 REQ_SEND; 1137 REQ_SEND;
1079} 1138}
1080 1139
1081void 1140void
1082aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1141aio_fsync (SV *fh, SV *callback = &PL_sv_undef)
1083 ALIAS: 1142 ALIAS:
1084 aio_fsync = EIO_FSYNC 1143 aio_fsync = EIO_FSYNC
1085 aio_fdatasync = EIO_FDATASYNC 1144 aio_fdatasync = EIO_FDATASYNC
1086 aio_syncfs = EIO_SYNCFS 1145 aio_syncfs = EIO_SYNCFS
1087 PPCODE: 1146 PPCODE:
1088{ 1147{
1089 int fd = s_fileno_croak (fh, 0); 1148 int fd = s_fileno_croak (fh, 0);
1090 dREQ; 1149 dREQ;
1091 1150
1092 req->type = ix; 1151 req->type = ix;
1093 req->sv1 = newSVsv (fh); 1152 req->sv1 = newSVsv (fh);
1094 req->int1 = fd; 1153 req->int1 = fd;
1095 1154
1096 REQ_SEND; 1155 REQ_SEND;
1097} 1156}
1098 1157
1099void 1158void
1100aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 1159aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef)
1101 PPCODE: 1160 PPCODE:
1102{ 1161{
1103 int fd = s_fileno_croak (fh, 0); 1162 int fd = s_fileno_croak (fh, 0);
1104 dREQ; 1163 dREQ;
1105 1164
1106 req->type = EIO_SYNC_FILE_RANGE; 1165 req->type = EIO_SYNC_FILE_RANGE;
1107 req->sv1 = newSVsv (fh); 1166 req->sv1 = newSVsv (fh);
1108 req->int1 = fd; 1167 req->int1 = fd;
… …
1112 1171
1113 REQ_SEND; 1172 REQ_SEND;
1114} 1173}
1115 1174
1116void 1175void
1117aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) 1176aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef)
1118 PPCODE: 1177 PPCODE:
1119{ 1178{
1120 int fd = s_fileno_croak (fh, 0); 1179 int fd = s_fileno_croak (fh, 0);
1121 dREQ; 1180 dREQ;
1122 1181
1123 req->type = EIO_FALLOCATE; 1182 req->type = EIO_FALLOCATE;
1124 req->sv1 = newSVsv (fh); 1183 req->sv1 = newSVsv (fh);
1125 req->int1 = fd; 1184 req->int1 = fd;
… …
1129 1188
1130 REQ_SEND; 1189 REQ_SEND;
1131} 1190}
1132 1191
1133void 1192void
1134aio_close (SV *fh, SV *callback=&PL_sv_undef) 1193aio_close (SV *fh, SV *callback = &PL_sv_undef)
1135 PPCODE: 1194 PPCODE:
1136{ 1195{
1137 static int close_fd = -1; /* dummy fd to close fds via dup2 */ 1196 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1138 int fd = s_fileno_croak (fh, 0); 1197 int fd = s_fileno_croak (fh, 0);
1139 dREQ; 1198 dREQ;
1140 1199
1141 if (expect_false (close_fd < 0)) 1200 if (expect_false (close_fd < 0))
1142 { 1201 {
1143 int pipefd [2]; 1202 int pipefd [2];
… …
1163 1222
1164 REQ_SEND; 1223 REQ_SEND;
1165} 1224}
1166 1225
1167void 1226void
1168aio_seek (SV *fh, SV *offset, int whence, SV *callback=&PL_sv_undef) 1227aio_seek (SV *fh, SV *offset, int whence, SV *callback = &PL_sv_undef)
1169 PPCODE: 1228 PPCODE:
1170{ 1229{
1171 int fd = s_fileno_croak (fh, 0); 1230 int fd = s_fileno_croak (fh, 0);
1172 dREQ; 1231 dREQ;
1173 1232
… …
1179 1238
1180 REQ_SEND; 1239 REQ_SEND;
1181} 1240}
1182 1241
1183void 1242void
1184aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 1243aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback = &PL_sv_undef)
1185 ALIAS: 1244 ALIAS:
1186 aio_read = EIO_READ 1245 aio_read = EIO_READ
1187 aio_write = EIO_WRITE 1246 aio_write = EIO_WRITE
1188 PPCODE: 1247 PPCODE:
1189{ 1248{
… …
1205 len = svlen - dataoffset; 1264 len = svlen - dataoffset;
1206 } 1265 }
1207 else 1266 else
1208 { 1267 {
1209 /* read: check type and grow scalar as necessary */ 1268 /* read: check type and grow scalar as necessary */
1210 SvUPGRADE (data, SVt_PV); 1269 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1211 svptr = SvGROW (data, len + dataoffset + 1); 1270 svptr = sv_grow (data, len + dataoffset + 1);
1271 else if (SvCUR (data) < len + dataoffset)
1272 croak ("length + dataoffset outside of scalar, and cannot grow");
1212 } 1273 }
1213 1274
1214 { 1275 {
1215 dREQ; 1276 dREQ;
1216 1277
… …
1232 REQ_SEND; 1293 REQ_SEND;
1233 } 1294 }
1234} 1295}
1235 1296
1236void 1297void
1237aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1298aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1238 ALIAS: 1299 ALIAS:
1239 aio_readlink = EIO_READLINK 1300 aio_readlink = EIO_READLINK
1240 aio_realpath = EIO_REALPATH 1301 aio_realpath = EIO_REALPATH
1241 PPCODE: 1302 PPCODE:
1242{ 1303{
… …
1247 1308
1248 REQ_SEND; 1309 REQ_SEND;
1249} 1310}
1250 1311
1251void 1312void
1252aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1313aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef)
1253 PPCODE: 1314 PPCODE:
1254{ 1315{
1255 int ifd = s_fileno_croak (in_fh , 0); 1316 int ifd = s_fileno_croak (in_fh , 0);
1256 int ofd = s_fileno_croak (out_fh, 1); 1317 int ofd = s_fileno_croak (out_fh, 1);
1257 dREQ; 1318 dREQ;
1258 1319
1259 req->type = EIO_SENDFILE; 1320 req->type = EIO_SENDFILE;
1260 req->sv1 = newSVsv (out_fh); 1321 req->sv1 = newSVsv (out_fh);
1261 req->int1 = ofd; 1322 req->int1 = ofd;
… …
1266 1327
1267 REQ_SEND; 1328 REQ_SEND;
1268} 1329}
1269 1330
1270void 1331void
1271aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1332aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef)
1272 PPCODE: 1333 PPCODE:
1273{ 1334{
1274 int fd = s_fileno_croak (fh, 0); 1335 int fd = s_fileno_croak (fh, 0);
1275 dREQ; 1336 dREQ;
1276 1337
1277 req->type = EIO_READAHEAD; 1338 req->type = EIO_READAHEAD;
1278 req->sv1 = newSVsv (fh); 1339 req->sv1 = newSVsv (fh);
1279 req->int1 = fd; 1340 req->int1 = fd;
… …
1282 1343
1283 REQ_SEND; 1344 REQ_SEND;
1284} 1345}
1285 1346
1286void 1347void
1287aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 1348aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef)
1288 ALIAS: 1349 ALIAS:
1289 aio_stat = EIO_STAT 1350 aio_stat = EIO_STAT
1290 aio_lstat = EIO_LSTAT 1351 aio_lstat = EIO_LSTAT
1291 aio_statvfs = EIO_STATVFS 1352 aio_statvfs = EIO_STATVFS
1292 PPCODE: 1353 PPCODE:
… …
1313 RETVAL = makedev (maj, min); 1374 RETVAL = makedev (maj, min);
1314 OUTPUT: 1375 OUTPUT:
1315 RETVAL 1376 RETVAL
1316 1377
1317void 1378void
1318aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) 1379aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef)
1319 PPCODE: 1380 PPCODE:
1320{ 1381{
1321 dREQ; 1382 dREQ;
1322 1383
1323 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1384 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
… …
1326 1387
1327 REQ_SEND; 1388 REQ_SEND;
1328} 1389}
1329 1390
1330void 1391void
1331aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1392aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef)
1332 PPCODE: 1393 PPCODE:
1333{ 1394{
1334 dREQ; 1395 dREQ;
1335 1396
1336 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1397 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
… …
1338 1399
1339 REQ_SEND; 1400 REQ_SEND;
1340} 1401}
1341 1402
1342void 1403void
1343aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1404aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef)
1344 PPCODE: 1405 PPCODE:
1345{ 1406{
1346 dREQ; 1407 dREQ;
1347 1408
1348 req->int2 = mode; 1409 req->int2 = mode;
… …
1350 1411
1351 REQ_SEND; 1412 REQ_SEND;
1352} 1413}
1353 1414
1354void 1415void
1355aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) 1416aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef)
1356 PPCODE: 1417 PPCODE:
1357{ 1418{
1358 dREQ; 1419 dREQ;
1359 1420
1360 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1421 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
… …
1363 1424
1364 REQ_SEND; 1425 REQ_SEND;
1365} 1426}
1366 1427
1367void 1428void
1368aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) 1429aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef)
1369 PPCODE: 1430 PPCODE:
1370{ 1431{
1371 dREQ; 1432 dREQ;
1372 1433
1373 req->type = EIO_READDIR; 1434 req->type = EIO_READDIR;
… …
1380 1441
1381 REQ_SEND; 1442 REQ_SEND;
1382} 1443}
1383 1444
1384void 1445void
1385aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef) 1446aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef)
1386 PPCODE: 1447 PPCODE:
1387{ 1448{
1388 dREQ; 1449 dREQ;
1389 1450
1390 req->type = EIO_MKDIR; 1451 req->type = EIO_MKDIR;
… …
1393 1454
1394 REQ_SEND; 1455 REQ_SEND;
1395} 1456}
1396 1457
1397void 1458void
1398aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1459aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1399 ALIAS: 1460 ALIAS:
1400 aio_unlink = EIO_UNLINK 1461 aio_unlink = EIO_UNLINK
1401 aio_rmdir = EIO_RMDIR 1462 aio_rmdir = EIO_RMDIR
1402 aio_readdir = EIO_READDIR 1463 aio_readdir = EIO_READDIR
1403 PPCODE: 1464 PPCODE:
… …
1409 1470
1410 REQ_SEND; 1471 REQ_SEND;
1411} 1472}
1412 1473
1413void 1474void
1414aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) 1475aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef)
1415 ALIAS: 1476 ALIAS:
1416 aio_link = EIO_LINK 1477 aio_link = EIO_LINK
1417 aio_symlink = EIO_SYMLINK 1478 aio_symlink = EIO_SYMLINK
1418 aio_rename = EIO_RENAME 1479 aio_rename = EIO_RENAME
1419 PPCODE: 1480 PPCODE:
… …
1428 1489
1429 REQ_SEND; 1490 REQ_SEND;
1430} 1491}
1431 1492
1432void 1493void
1433aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) 1494aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef)
1434 PPCODE: 1495 PPCODE:
1435{ 1496{
1436 dREQ; 1497 dREQ;
1437 1498
1438 req->type = EIO_MKNOD; 1499 req->type = EIO_MKNOD;
… …
1442 1503
1443 REQ_SEND; 1504 REQ_SEND;
1444} 1505}
1445 1506
1446void 1507void
1447aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) 1508aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef)
1448 ALIAS: 1509 ALIAS:
1449 aio_mtouch = EIO_MTOUCH 1510 aio_mtouch = EIO_MTOUCH
1450 aio_msync = EIO_MSYNC 1511 aio_msync = EIO_MSYNC
1451 PPCODE: 1512 PPCODE:
1452{ 1513{
… …
1475 REQ_SEND; 1536 REQ_SEND;
1476 } 1537 }
1477} 1538}
1478 1539
1479void 1540void
1480aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) 1541aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1481 PPCODE: 1542 PPCODE:
1482{ 1543{
1483 STRLEN svlen; 1544 STRLEN svlen;
1484 char *svptr = SvPVbyte (data, svlen); 1545 char *svptr = SvPVbyte (data, svlen);
1485 UV len = SvUV (length); 1546 UV len = SvUV (length);
… …
1504 REQ_SEND; 1565 REQ_SEND;
1505 } 1566 }
1506} 1567}
1507 1568
1508void 1569void
1509aio_mlockall (IV flags, SV *callback=&PL_sv_undef) 1570aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1510 PPCODE: 1571 PPCODE:
1511{ 1572{
1512 dREQ; 1573 dREQ;
1513 1574
1514 req->type = EIO_MLOCKALL; 1575 req->type = EIO_MLOCKALL;
… …
1516 1577
1517 REQ_SEND; 1578 REQ_SEND;
1518} 1579}
1519 1580
1520void 1581void
1521aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback=&PL_sv_undef) 1582aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef)
1522 PPCODE: 1583 PPCODE:
1523{ 1584{
1524 int fd = s_fileno_croak (fh, 0); 1585 int fd = s_fileno_croak (fh, 0);
1525 dREQ; 1586 dREQ;
1526 1587
1527 req->type = EIO_CUSTOM; 1588 req->type = EIO_CUSTOM;
1528 req->sv1 = newSVsv (fh); 1589 req->sv1 = newSVsv (fh);
1529 req->int1 = fd; 1590 req->int1 = fd;
… …
1539 1600
1540 REQ_SEND; 1601 REQ_SEND;
1541} 1602}
1542 1603
1543void 1604void
1544aio_busy (double delay, SV *callback=&PL_sv_undef) 1605aio_busy (double delay, SV *callback = &PL_sv_undef)
1545 PPCODE: 1606 PPCODE:
1546{ 1607{
1547 dREQ; 1608 dREQ;
1548 1609
1549 req->type = EIO_BUSY; 1610 req->type = EIO_BUSY;
… …
1551 1612
1552 REQ_SEND; 1613 REQ_SEND;
1553} 1614}
1554 1615
1555void 1616void
1556aio_group (SV *callback=&PL_sv_undef) 1617aio_group (SV *callback = &PL_sv_undef)
1557 PPCODE: 1618 PPCODE:
1558{ 1619{
1559 dREQ; 1620 dREQ;
1560 1621
1561 req->type = EIO_GROUP; 1622 req->type = EIO_GROUP;
1562 1623
1624 PUTBACK;
1563 req_submit (req); 1625 req_submit (req);
1626 SPAGAIN;
1627
1564 XPUSHs (req_sv (req, aio_grp_stash)); 1628 XPUSHs (req_sv (req, aio_grp_stash));
1565} 1629}
1566 1630
1567void 1631void
1568aio_nop (SV *callback=&PL_sv_undef) 1632aio_nop (SV *callback = &PL_sv_undef)
1569 ALIAS: 1633 ALIAS:
1570 aio_nop = EIO_NOP 1634 aio_nop = EIO_NOP
1571 aio_sync = EIO_SYNC 1635 aio_sync = EIO_SYNC
1572 PPCODE: 1636 PPCODE:
1573{ 1637{
… …
1577 1641
1578 REQ_SEND; 1642 REQ_SEND;
1579} 1643}
1580 1644
1581int 1645int
1582aioreq_pri (int pri = 0) 1646aioreq_pri (int pri = NO_INIT)
1583 CODE: 1647 CODE:
1584 RETVAL = next_pri; 1648 RETVAL = next_pri;
1585 if (items > 0) 1649 if (items > 0)
1586 { 1650 {
1587 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 1651 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
… …
1677 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1741 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1678 OUTPUT: 1742 OUTPUT:
1679 RETVAL 1743 RETVAL
1680 1744
1681void 1745void
1682mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) 1746mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0)
1683 PPCODE: 1747 PPCODE:
1684 sv_unmagic (scalar, MMAP_MAGIC); 1748 sv_unmagic (scalar, MMAP_MAGIC);
1685{ 1749{
1686 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; 1750 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1687 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 1751 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
… …
1714munmap (SV *scalar) 1778munmap (SV *scalar)
1715 CODE: 1779 CODE:
1716 sv_unmagic (scalar, MMAP_MAGIC); 1780 sv_unmagic (scalar, MMAP_MAGIC);
1717 1781
1718int 1782int
1719madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 1783madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1720 ALIAS: 1784 ALIAS:
1721 mprotect = 1 1785 mprotect = 1
1722 CODE: 1786 CODE:
1723{ 1787{
1724 STRLEN svlen; 1788 STRLEN svlen;
1725 void *addr = SvPVbyte (scalar, svlen); 1789 void *addr = SvPVbyte (scalar, svlen);
1726 size_t len = SvUV (length); 1790 STRLEN len = SvUV (length);
1727 1791
1728 if (offset < 0) 1792 if (offset < 0)
1729 offset += svlen; 1793 offset += svlen;
1730 1794
1731 if (offset < 0 || offset > svlen) 1795 if (offset < 0 || offset > svlen)
… …
1745} 1809}
1746 OUTPUT: 1810 OUTPUT:
1747 RETVAL 1811 RETVAL
1748 1812
1749int 1813int
1750munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) 1814munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef)
1751 CODE: 1815 CODE:
1752{ 1816{
1753 STRLEN svlen; 1817 STRLEN svlen;
1754 void *addr = SvPVbyte (scalar, svlen); 1818 void *addr = SvPVbyte (scalar, svlen);
1755 size_t len = SvUV (length); 1819 size_t len = SvUV (length);
1756 1820
1757 if (offset < 0) 1821 if (offset < 0)
1758 offset += svlen; 1822 offset += svlen;
1759 1823
… …
1766 addr = (void *)(((intptr_t)addr) + offset); 1830 addr = (void *)(((intptr_t)addr) + offset);
1767 eio_page_align (&addr, &len); 1831 eio_page_align (&addr, &len);
1768#if _POSIX_MEMLOCK_RANGE 1832#if _POSIX_MEMLOCK_RANGE
1769 RETVAL = munlock (addr, len); 1833 RETVAL = munlock (addr, len);
1770#else 1834#else
1771 RETVAL = ((errno = ENOSYS), -1); 1835 RETVAL = EIO_ENOSYS ();
1772#endif 1836#endif
1773} 1837}
1774 OUTPUT: 1838 OUTPUT:
1775 RETVAL 1839 RETVAL
1776 1840
… …
1778munlockall () 1842munlockall ()
1779 CODE: 1843 CODE:
1780#if _POSIX_MEMLOCK 1844#if _POSIX_MEMLOCK
1781 munlockall (); 1845 munlockall ();
1782#else 1846#else
1783 RETVAL = -1; 1847 RETVAL = EIO_ENOSYS ();
1784 errno = ENOSYS;
1785#endif 1848#endif
1786 OUTPUT: 1849 OUTPUT:
1787 RETVAL 1850 RETVAL
1851
1852int
1853splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
1854 CODE:
1855{
1856#if HAVE_LINUX_SPLICE
1857 loff_t off_in_, off_out_;
1858 RETVAL = splice (
1859 rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0,
1860 wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0,
1861 length, flags
1862 );
1863#else
1864 RETVAL = EIO_ENOSYS ();
1865#endif
1866}
1867 OUTPUT:
1868 RETVAL
1869
1870int
1871tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
1872 CODE:
1873#if HAVE_LINUX_SPLICE
1874 RETVAL = tee (rfh, wfh, length, flags);
1875#else
1876 RETVAL = EIO_ENOSYS ();
1877#endif
1878 OUTPUT:
1879 RETVAL
1880
1881int
1882pipesize (aio_rfd rfh, int new_size = -1)
1883 PROTOTYPE: $;$
1884 CODE:
1885#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
1886 if (new_size >= 0)
1887 RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
1888 else
1889 RETVAL = fcntl (rfh, F_GETPIPE_SZ);
1890#else
1891 errno = ENOSYS;
1892 RETVAL = -1;
1893#endif
1894 OUTPUT:
1895 RETVAL
1896
1897void
1898pipe2 (int flags = 0)
1899 PROTOTYPE: ;$
1900 PPCODE:
1901{
1902 int fd[2];
1903 int res;
1904
1905 if (flags)
1906#if HAVE_PIPE2
1907 res = pipe2 (fd, flags);
1908#else
1909 res = (errno = ENOSYS, -1);
1910#endif
1911 else
1912 res = pipe (fd);
1913
1914 if (!res)
1915 {
1916 EXTEND (SP, 2);
1917 PUSHs (newmortalFH (fd[0], O_RDONLY));
1918 PUSHs (newmortalFH (fd[1], O_WRONLY));
1919 }
1920}
1788 1921
1789void _on_next_submit (SV *cb) 1922void _on_next_submit (SV *cb)
1790 CODE: 1923 CODE:
1791 SvREFCNT_dec (on_next_submit); 1924 SvREFCNT_dec (on_next_submit);
1792 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1925 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
… …
1827cancel (aio_req_ornot req) 1960cancel (aio_req_ornot req)
1828 CODE: 1961 CODE:
1829 eio_cancel (req); 1962 eio_cancel (req);
1830 1963
1831void 1964void
1832cb (aio_req_ornot req, SV *callback=&PL_sv_undef) 1965cb (aio_req_ornot req, SV *callback = NO_INIT)
1833 PPCODE: 1966 PPCODE:
1834{ 1967{
1835 if (GIMME_V != G_VOID) 1968 if (GIMME_V != G_VOID)
1836 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); 1969 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1837 1970
1838 if (items > 1) 1971 if (items > 1)
1839 { 1972 {
1840 SV *cb_cv =get_cb (callback); 1973 SV *cb_cv = get_cb (callback);
1841 1974
1842 SvREFCNT_dec (req->callback); 1975 SvREFCNT_dec (req->callback);
1843 req->callback = SvREFCNT_inc (cb_cv); 1976 req->callback = SvREFCNT_inc (cb_cv);
1844 } 1977 }
1845} 1978}
… …
1902limit (aio_req grp, int limit) 2035limit (aio_req grp, int limit)
1903 CODE: 2036 CODE:
1904 eio_grp_limit (grp, limit); 2037 eio_grp_limit (grp, limit);
1905 2038
1906void 2039void
1907feed (aio_req grp, SV *callback=&PL_sv_undef) 2040feed (aio_req grp, SV *callback = &PL_sv_undef)
1908 CODE: 2041 CODE:
1909{ 2042{
1910 SvREFCNT_dec (grp->sv2); 2043 SvREFCNT_dec (grp->sv2);
1911 grp->sv2 = newSVsv (callback); 2044 grp->sv2 = newSVsv (callback);
1912 grp->feed = aio_grp_feed; 2045 grp->feed = aio_grp_feed;

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