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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.218 by root, Fri Jul 27 17:54:40 2012 UTC vs.
Revision 1.234 by root, Thu Jun 25 15:20:11 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 72 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 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_mapped_extents) 250 if (e->fe_flags & FIEMAP_EXTENT_LAST)
200 break; /* if file has no segments, we are done */ 251 goto done;
201 252
202 if (fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST) 253 }
203 break; /* autosizing successful, we are done */
204
205 fiemap->fm_flags = req->int2;
206 fiemap->fm_extent_count = 0;
207
208 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap))
209 return;
210
211 count = fiemap->fm_mapped_extents;
212
213 free (fiemap);
214 } 254 }
215 255
256done:
216 req->result = 0; 257 req->result = 0;
217 258
218#else 259#else
219 errno = ENOSYS; 260 errno = ENOSYS;
220#endif 261#endif
… …
267} 308}
268 309
269static SV * 310static SV *
270newSVaio_wd (aio_wd wd) 311newSVaio_wd (aio_wd wd)
271{ 312{
272 return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash); 313 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
273} 314}
274 315
275static aio_req 316static aio_req
276SvAIO_REQ (SV *sv) 317SvAIO_REQ (SV *sv)
277{ 318{
… …
296 || SvTYPE (SvRV (sv)) != SVt_PVMG 337 || SvTYPE (SvRV (sv)) != SVt_PVMG
297 || SvSTASH (SvRV (sv)) != aio_wd_stash) 338 || SvSTASH (SvRV (sv)) != aio_wd_stash)
298 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");
299 340
300 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;
301} 367}
302 368
303static void 369static void
304aio_grp_feed (aio_req grp) 370aio_grp_feed (aio_req grp)
305{ 371{
… …
433 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))));
434 } 500 }
435 break; 501 break;
436 502
437 case EIO_OPEN: 503 case EIO_OPEN:
438 { 504 PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR)));
439 /* convert fd to fh */
440 SV *fh = &PL_sv_undef;
441
442 if (req->result >= 0)
443 {
444 GV *gv = (GV *)sv_newmortal ();
445 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR);
446 char sym [64];
447 int symlen;
448
449 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
450 gv_init (gv, aio_stash, sym, symlen, 0);
451
452 symlen = snprintf (
453 sym,
454 sizeof (sym),
455 "%s&=%d",
456 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
457 (int)req->result
458 );
459
460 if (do_open (gv, sym, symlen, 0, 0, 0, 0))
461 fh = (SV *)gv;
462 }
463
464 PUSHs (fh);
465 }
466 break; 505 break;
467 506
468 case EIO_STATVFS: 507 case EIO_STATVFS:
469 case EIO_FSTATVFS: 508 case EIO_FSTATVFS:
470 { 509 {
… …
473#ifndef _WIN32 512#ifndef _WIN32
474 if (req->result >= 0) 513 if (req->result >= 0)
475 { 514 {
476 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 515 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
477 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));
478 522
479 rv = sv_2mortal (newRV_noinc ((SV *)hv)); 523 rv = sv_2mortal (newRV_noinc ((SV *)hv));
480 524
481 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);
482 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);
… …
484 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);
485 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);
486 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);
487 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);
488 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);
489 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); 533 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
490 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);
491 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);
492 } 536 }
493#endif 537#endif
494 538
… …
889 const_iv (O_SEARCH) 933 const_iv (O_SEARCH)
890 const_iv (O_DIRECTORY) 934 const_iv (O_DIRECTORY)
891 const_iv (O_DSYNC) 935 const_iv (O_DSYNC)
892 const_iv (O_RSYNC) 936 const_iv (O_RSYNC)
893 const_iv (O_SYNC) 937 const_iv (O_SYNC)
938 const_iv (O_PATH)
939 const_iv (O_TMPFILE)
894 const_iv (O_TTY_INIT) 940 const_iv (O_TTY_INIT)
895 941
896 const_iv (S_IFIFO) 942 const_iv (S_IFIFO)
897 const_iv (S_IFCHR) 943 const_iv (S_IFCHR)
898 const_iv (S_IFBLK) 944 const_iv (S_IFBLK)
… …
987 const_eio (SYNC_FILE_RANGE_WRITE) 1033 const_eio (SYNC_FILE_RANGE_WRITE)
988 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 1034 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
989 1035
990 const_eio (FALLOC_FL_KEEP_SIZE) 1036 const_eio (FALLOC_FL_KEEP_SIZE)
991 const_eio (FALLOC_FL_PUNCH_HOLE) 1037 const_eio (FALLOC_FL_PUNCH_HOLE)
1038 const_eio (FALLOC_FL_COLLAPSE_RANGE)
1039 const_eio (FALLOC_FL_ZERO_RANGE)
992 1040
993 const_eio (READDIR_DENTS) 1041 const_eio (READDIR_DENTS)
994 const_eio (READDIR_DIRS_FIRST) 1042 const_eio (READDIR_DIRS_FIRST)
995 const_eio (READDIR_STAT_ORDER) 1043 const_eio (READDIR_STAT_ORDER)
996 const_eio (READDIR_FOUND_UNKNOWN) 1044 const_eio (READDIR_FOUND_UNKNOWN)
… …
1064 PROTOTYPE: $ 1112 PROTOTYPE: $
1065 CODE: 1113 CODE:
1066 max_outstanding = maxreqs; 1114 max_outstanding = maxreqs;
1067 1115
1068void 1116void
1069aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef) 1117aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef)
1070 PPCODE: 1118 PPCODE:
1071{ 1119{
1072 dREQ; 1120 dREQ;
1073 1121
1074 req->type = EIO_WD_OPEN; 1122 req->type = EIO_WD_OPEN;
… …
1076 1124
1077 REQ_SEND; 1125 REQ_SEND;
1078} 1126}
1079 1127
1080void 1128void
1081aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1129aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef)
1082 PPCODE: 1130 PPCODE:
1083{ 1131{
1084 dREQ; 1132 dREQ;
1085 1133
1086 req->type = EIO_OPEN; 1134 req->type = EIO_OPEN;
… …
1090 1138
1091 REQ_SEND; 1139 REQ_SEND;
1092} 1140}
1093 1141
1094void 1142void
1095aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1143aio_fsync (SV *fh, SV *callback = &PL_sv_undef)
1096 ALIAS: 1144 ALIAS:
1097 aio_fsync = EIO_FSYNC 1145 aio_fsync = EIO_FSYNC
1098 aio_fdatasync = EIO_FDATASYNC 1146 aio_fdatasync = EIO_FDATASYNC
1099 aio_syncfs = EIO_SYNCFS 1147 aio_syncfs = EIO_SYNCFS
1100 PPCODE: 1148 PPCODE:
1101{ 1149{
1102 int fd = s_fileno_croak (fh, 0); 1150 int fd = s_fileno_croak (fh, 0);
1103 dREQ; 1151 dREQ;
1104 1152
1105 req->type = ix; 1153 req->type = ix;
1106 req->sv1 = newSVsv (fh); 1154 req->sv1 = newSVsv (fh);
1107 req->int1 = fd; 1155 req->int1 = fd;
1108 1156
1109 REQ_SEND; 1157 REQ_SEND;
1110} 1158}
1111 1159
1112void 1160void
1113aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 1161aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef)
1114 PPCODE: 1162 PPCODE:
1115{ 1163{
1116 int fd = s_fileno_croak (fh, 0); 1164 int fd = s_fileno_croak (fh, 0);
1117 dREQ; 1165 dREQ;
1118 1166
1119 req->type = EIO_SYNC_FILE_RANGE; 1167 req->type = EIO_SYNC_FILE_RANGE;
1120 req->sv1 = newSVsv (fh); 1168 req->sv1 = newSVsv (fh);
1121 req->int1 = fd; 1169 req->int1 = fd;
… …
1125 1173
1126 REQ_SEND; 1174 REQ_SEND;
1127} 1175}
1128 1176
1129void 1177void
1130aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) 1178aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef)
1131 PPCODE: 1179 PPCODE:
1132{ 1180{
1133 int fd = s_fileno_croak (fh, 0); 1181 int fd = s_fileno_croak (fh, 0);
1134 dREQ; 1182 dREQ;
1135 1183
1136 req->type = EIO_FALLOCATE; 1184 req->type = EIO_FALLOCATE;
1137 req->sv1 = newSVsv (fh); 1185 req->sv1 = newSVsv (fh);
1138 req->int1 = fd; 1186 req->int1 = fd;
… …
1142 1190
1143 REQ_SEND; 1191 REQ_SEND;
1144} 1192}
1145 1193
1146void 1194void
1147aio_close (SV *fh, SV *callback=&PL_sv_undef) 1195aio_close (SV *fh, SV *callback = &PL_sv_undef)
1148 PPCODE: 1196 PPCODE:
1149{ 1197{
1150 static int close_fd = -1; /* dummy fd to close fds via dup2 */ 1198 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1151 int fd = s_fileno_croak (fh, 0); 1199 int fd = s_fileno_croak (fh, 0);
1152 dREQ; 1200 dREQ;
1153 1201
1154 if (expect_false (close_fd < 0)) 1202 if (expect_false (close_fd < 0))
1155 { 1203 {
1156 int pipefd [2]; 1204 int pipefd [2];
… …
1176 1224
1177 REQ_SEND; 1225 REQ_SEND;
1178} 1226}
1179 1227
1180void 1228void
1181aio_seek (SV *fh, SV *offset, int whence, SV *callback=&PL_sv_undef) 1229aio_seek (SV *fh, SV *offset, int whence, SV *callback = &PL_sv_undef)
1182 PPCODE: 1230 PPCODE:
1183{ 1231{
1184 int fd = s_fileno_croak (fh, 0); 1232 int fd = s_fileno_croak (fh, 0);
1185 dREQ; 1233 dREQ;
1186 1234
… …
1192 1240
1193 REQ_SEND; 1241 REQ_SEND;
1194} 1242}
1195 1243
1196void 1244void
1197aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 1245aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback = &PL_sv_undef)
1198 ALIAS: 1246 ALIAS:
1199 aio_read = EIO_READ 1247 aio_read = EIO_READ
1200 aio_write = EIO_WRITE 1248 aio_write = EIO_WRITE
1201 PPCODE: 1249 PPCODE:
1202{ 1250{
… …
1218 len = svlen - dataoffset; 1266 len = svlen - dataoffset;
1219 } 1267 }
1220 else 1268 else
1221 { 1269 {
1222 /* read: check type and grow scalar as necessary */ 1270 /* read: check type and grow scalar as necessary */
1223 SvUPGRADE (data, SVt_PV);
1224 if (SvLEN (data) >= SvCUR (data)) 1271 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1225 svptr = SvGROW (data, len + dataoffset + 1); 1272 svptr = sv_grow (data, len + dataoffset + 1);
1226 else if (SvCUR (data) < len + dataoffset) 1273 else if (SvCUR (data) < len + dataoffset)
1227 croak ("length + dataoffset outside of scalar, and cannot grow"); 1274 croak ("length + dataoffset outside of scalar, and cannot grow");
1228 } 1275 }
1229 1276
1230 { 1277 {
… …
1248 REQ_SEND; 1295 REQ_SEND;
1249 } 1296 }
1250} 1297}
1251 1298
1252void 1299void
1253aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1300aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1254 ALIAS: 1301 ALIAS:
1255 aio_readlink = EIO_READLINK 1302 aio_readlink = EIO_READLINK
1256 aio_realpath = EIO_REALPATH 1303 aio_realpath = EIO_REALPATH
1257 PPCODE: 1304 PPCODE:
1258{ 1305{
… …
1263 1310
1264 REQ_SEND; 1311 REQ_SEND;
1265} 1312}
1266 1313
1267void 1314void
1268aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1315aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef)
1269 PPCODE: 1316 PPCODE:
1270{ 1317{
1271 int ifd = s_fileno_croak (in_fh , 0); 1318 int ifd = s_fileno_croak (in_fh , 0);
1272 int ofd = s_fileno_croak (out_fh, 1); 1319 int ofd = s_fileno_croak (out_fh, 1);
1273 dREQ; 1320 dREQ;
1274 1321
1275 req->type = EIO_SENDFILE; 1322 req->type = EIO_SENDFILE;
1276 req->sv1 = newSVsv (out_fh); 1323 req->sv1 = newSVsv (out_fh);
1277 req->int1 = ofd; 1324 req->int1 = ofd;
… …
1282 1329
1283 REQ_SEND; 1330 REQ_SEND;
1284} 1331}
1285 1332
1286void 1333void
1287aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1334aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef)
1288 PPCODE: 1335 PPCODE:
1289{ 1336{
1290 int fd = s_fileno_croak (fh, 0); 1337 int fd = s_fileno_croak (fh, 0);
1291 dREQ; 1338 dREQ;
1292 1339
1293 req->type = EIO_READAHEAD; 1340 req->type = EIO_READAHEAD;
1294 req->sv1 = newSVsv (fh); 1341 req->sv1 = newSVsv (fh);
1295 req->int1 = fd; 1342 req->int1 = fd;
… …
1298 1345
1299 REQ_SEND; 1346 REQ_SEND;
1300} 1347}
1301 1348
1302void 1349void
1303aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 1350aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef)
1304 ALIAS: 1351 ALIAS:
1305 aio_stat = EIO_STAT 1352 aio_stat = EIO_STAT
1306 aio_lstat = EIO_LSTAT 1353 aio_lstat = EIO_LSTAT
1307 aio_statvfs = EIO_STATVFS 1354 aio_statvfs = EIO_STATVFS
1308 PPCODE: 1355 PPCODE:
… …
1329 RETVAL = makedev (maj, min); 1376 RETVAL = makedev (maj, min);
1330 OUTPUT: 1377 OUTPUT:
1331 RETVAL 1378 RETVAL
1332 1379
1333void 1380void
1334aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) 1381aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef)
1335 PPCODE: 1382 PPCODE:
1336{ 1383{
1337 dREQ; 1384 dREQ;
1338 1385
1339 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1386 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
… …
1342 1389
1343 REQ_SEND; 1390 REQ_SEND;
1344} 1391}
1345 1392
1346void 1393void
1347aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1394aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef)
1348 PPCODE: 1395 PPCODE:
1349{ 1396{
1350 dREQ; 1397 dREQ;
1351 1398
1352 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1399 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
… …
1354 1401
1355 REQ_SEND; 1402 REQ_SEND;
1356} 1403}
1357 1404
1358void 1405void
1359aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1406aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef)
1360 PPCODE: 1407 PPCODE:
1361{ 1408{
1362 dREQ; 1409 dREQ;
1363 1410
1364 req->int2 = mode; 1411 req->int2 = mode;
… …
1366 1413
1367 REQ_SEND; 1414 REQ_SEND;
1368} 1415}
1369 1416
1370void 1417void
1371aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) 1418aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef)
1372 PPCODE: 1419 PPCODE:
1373{ 1420{
1374 dREQ; 1421 dREQ;
1375 1422
1376 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1423 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
… …
1379 1426
1380 REQ_SEND; 1427 REQ_SEND;
1381} 1428}
1382 1429
1383void 1430void
1384aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) 1431aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef)
1385 PPCODE: 1432 PPCODE:
1386{ 1433{
1387 dREQ; 1434 dREQ;
1388 1435
1389 req->type = EIO_READDIR; 1436 req->type = EIO_READDIR;
… …
1396 1443
1397 REQ_SEND; 1444 REQ_SEND;
1398} 1445}
1399 1446
1400void 1447void
1401aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef) 1448aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef)
1402 PPCODE: 1449 PPCODE:
1403{ 1450{
1404 dREQ; 1451 dREQ;
1405 1452
1406 req->type = EIO_MKDIR; 1453 req->type = EIO_MKDIR;
… …
1409 1456
1410 REQ_SEND; 1457 REQ_SEND;
1411} 1458}
1412 1459
1413void 1460void
1414aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1461aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1415 ALIAS: 1462 ALIAS:
1416 aio_unlink = EIO_UNLINK 1463 aio_unlink = EIO_UNLINK
1417 aio_rmdir = EIO_RMDIR 1464 aio_rmdir = EIO_RMDIR
1418 aio_readdir = EIO_READDIR 1465 aio_readdir = EIO_READDIR
1419 PPCODE: 1466 PPCODE:
… …
1425 1472
1426 REQ_SEND; 1473 REQ_SEND;
1427} 1474}
1428 1475
1429void 1476void
1430aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) 1477aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef)
1431 ALIAS: 1478 ALIAS:
1432 aio_link = EIO_LINK 1479 aio_link = EIO_LINK
1433 aio_symlink = EIO_SYMLINK 1480 aio_symlink = EIO_SYMLINK
1434 aio_rename = EIO_RENAME 1481 aio_rename = EIO_RENAME
1435 PPCODE: 1482 PPCODE:
… …
1444 1491
1445 REQ_SEND; 1492 REQ_SEND;
1446} 1493}
1447 1494
1448void 1495void
1449aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) 1496aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef)
1450 PPCODE: 1497 PPCODE:
1451{ 1498{
1452 dREQ; 1499 dREQ;
1453 1500
1454 req->type = EIO_MKNOD; 1501 req->type = EIO_MKNOD;
… …
1458 1505
1459 REQ_SEND; 1506 REQ_SEND;
1460} 1507}
1461 1508
1462void 1509void
1463aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) 1510aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef)
1464 ALIAS: 1511 ALIAS:
1465 aio_mtouch = EIO_MTOUCH 1512 aio_mtouch = EIO_MTOUCH
1466 aio_msync = EIO_MSYNC 1513 aio_msync = EIO_MSYNC
1467 PPCODE: 1514 PPCODE:
1468{ 1515{
… …
1491 REQ_SEND; 1538 REQ_SEND;
1492 } 1539 }
1493} 1540}
1494 1541
1495void 1542void
1496aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) 1543aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1497 PPCODE: 1544 PPCODE:
1498{ 1545{
1499 STRLEN svlen; 1546 STRLEN svlen;
1500 char *svptr = SvPVbyte (data, svlen); 1547 char *svptr = SvPVbyte (data, svlen);
1501 UV len = SvUV (length); 1548 UV len = SvUV (length);
… …
1520 REQ_SEND; 1567 REQ_SEND;
1521 } 1568 }
1522} 1569}
1523 1570
1524void 1571void
1525aio_mlockall (IV flags, SV *callback=&PL_sv_undef) 1572aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1526 PPCODE: 1573 PPCODE:
1527{ 1574{
1528 dREQ; 1575 dREQ;
1529 1576
1530 req->type = EIO_MLOCKALL; 1577 req->type = EIO_MLOCKALL;
… …
1532 1579
1533 REQ_SEND; 1580 REQ_SEND;
1534} 1581}
1535 1582
1536void 1583void
1537aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback=&PL_sv_undef) 1584aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef)
1538 PPCODE: 1585 PPCODE:
1539{ 1586{
1540 int fd = s_fileno_croak (fh, 0); 1587 int fd = s_fileno_croak (fh, 0);
1541 dREQ; 1588 dREQ;
1542 1589
… …
1555 1602
1556 REQ_SEND; 1603 REQ_SEND;
1557} 1604}
1558 1605
1559void 1606void
1560aio_busy (double delay, SV *callback=&PL_sv_undef) 1607aio_busy (double delay, SV *callback = &PL_sv_undef)
1561 PPCODE: 1608 PPCODE:
1562{ 1609{
1563 dREQ; 1610 dREQ;
1564 1611
1565 req->type = EIO_BUSY; 1612 req->type = EIO_BUSY;
… …
1567 1614
1568 REQ_SEND; 1615 REQ_SEND;
1569} 1616}
1570 1617
1571void 1618void
1572aio_group (SV *callback=&PL_sv_undef) 1619aio_group (SV *callback = &PL_sv_undef)
1573 PPCODE: 1620 PPCODE:
1574{ 1621{
1575 dREQ; 1622 dREQ;
1576 1623
1577 req->type = EIO_GROUP; 1624 req->type = EIO_GROUP;
1578 1625
1626 PUTBACK;
1579 req_submit (req); 1627 req_submit (req);
1628 SPAGAIN;
1629
1580 XPUSHs (req_sv (req, aio_grp_stash)); 1630 XPUSHs (req_sv (req, aio_grp_stash));
1581} 1631}
1582 1632
1583void 1633void
1584aio_nop (SV *callback=&PL_sv_undef) 1634aio_nop (SV *callback = &PL_sv_undef)
1585 ALIAS: 1635 ALIAS:
1586 aio_nop = EIO_NOP 1636 aio_nop = EIO_NOP
1587 aio_sync = EIO_SYNC 1637 aio_sync = EIO_SYNC
1588 PPCODE: 1638 PPCODE:
1589{ 1639{
… …
1593 1643
1594 REQ_SEND; 1644 REQ_SEND;
1595} 1645}
1596 1646
1597int 1647int
1598aioreq_pri (int pri = 0) 1648aioreq_pri (int pri = NO_INIT)
1599 CODE: 1649 CODE:
1600 RETVAL = next_pri; 1650 RETVAL = next_pri;
1601 if (items > 0) 1651 if (items > 0)
1602 { 1652 {
1603 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 1653 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
… …
1693 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1743 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1694 OUTPUT: 1744 OUTPUT:
1695 RETVAL 1745 RETVAL
1696 1746
1697void 1747void
1698mmap (SV *scalar, size_t length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) 1748mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0)
1699 PPCODE: 1749 PPCODE:
1700 sv_unmagic (scalar, MMAP_MAGIC); 1750 sv_unmagic (scalar, MMAP_MAGIC);
1701{ 1751{
1702 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; 1752 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1703 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 1753 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
… …
1730munmap (SV *scalar) 1780munmap (SV *scalar)
1731 CODE: 1781 CODE:
1732 sv_unmagic (scalar, MMAP_MAGIC); 1782 sv_unmagic (scalar, MMAP_MAGIC);
1733 1783
1734int 1784int
1735madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 1785madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1736 ALIAS: 1786 ALIAS:
1737 mprotect = 1 1787 mprotect = 1
1738 CODE: 1788 CODE:
1739{ 1789{
1740 STRLEN svlen; 1790 STRLEN svlen;
1741 void *addr = SvPVbyte (scalar, svlen); 1791 void *addr = SvPVbyte (scalar, svlen);
1742 size_t len = SvUV (length); 1792 STRLEN len = SvUV (length);
1743 1793
1744 if (offset < 0) 1794 if (offset < 0)
1745 offset += svlen; 1795 offset += svlen;
1746 1796
1747 if (offset < 0 || offset > svlen) 1797 if (offset < 0 || offset > svlen)
… …
1761} 1811}
1762 OUTPUT: 1812 OUTPUT:
1763 RETVAL 1813 RETVAL
1764 1814
1765int 1815int
1766munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) 1816munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef)
1767 CODE: 1817 CODE:
1768{ 1818{
1769 STRLEN svlen; 1819 STRLEN svlen;
1770 void *addr = SvPVbyte (scalar, svlen); 1820 void *addr = SvPVbyte (scalar, svlen);
1771 size_t len = SvUV (length); 1821 size_t len = SvUV (length);
1772 1822
1773 if (offset < 0) 1823 if (offset < 0)
1774 offset += svlen; 1824 offset += svlen;
1775 1825
… …
1827#else 1877#else
1828 RETVAL = EIO_ENOSYS (); 1878 RETVAL = EIO_ENOSYS ();
1829#endif 1879#endif
1830 OUTPUT: 1880 OUTPUT:
1831 RETVAL 1881 RETVAL
1882
1883int
1884pipesize (aio_rfd rfh, int new_size = -1)
1885 PROTOTYPE: $;$
1886 CODE:
1887#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
1888 if (new_size >= 0)
1889 RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
1890 else
1891 RETVAL = fcntl (rfh, F_GETPIPE_SZ);
1892#else
1893 errno = ENOSYS;
1894 RETVAL = -1;
1895#endif
1896 OUTPUT:
1897 RETVAL
1898
1899void
1900pipe2 (int flags = 0)
1901 PROTOTYPE: ;$
1902 PPCODE:
1903{
1904 int fd[2];
1905 int res;
1906
1907 if (flags)
1908#if HAVE_PIPE2
1909 res = pipe2 (fd, flags);
1910#else
1911 res = (errno = ENOSYS, -1);
1912#endif
1913 else
1914 res = pipe (fd);
1915
1916 if (!res)
1917 {
1918 EXTEND (SP, 2);
1919 PUSHs (newmortalFH (fd[0], O_RDONLY));
1920 PUSHs (newmortalFH (fd[1], O_WRONLY));
1921 }
1922}
1832 1923
1833void _on_next_submit (SV *cb) 1924void _on_next_submit (SV *cb)
1834 CODE: 1925 CODE:
1835 SvREFCNT_dec (on_next_submit); 1926 SvREFCNT_dec (on_next_submit);
1836 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1927 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
… …
1871cancel (aio_req_ornot req) 1962cancel (aio_req_ornot req)
1872 CODE: 1963 CODE:
1873 eio_cancel (req); 1964 eio_cancel (req);
1874 1965
1875void 1966void
1876cb (aio_req_ornot req, SV *callback=&PL_sv_undef) 1967cb (aio_req_ornot req, SV *callback = NO_INIT)
1877 PPCODE: 1968 PPCODE:
1878{ 1969{
1879 if (GIMME_V != G_VOID) 1970 if (GIMME_V != G_VOID)
1880 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); 1971 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1881 1972
1882 if (items > 1) 1973 if (items > 1)
1883 { 1974 {
1884 SV *cb_cv =get_cb (callback); 1975 SV *cb_cv = get_cb (callback);
1885 1976
1886 SvREFCNT_dec (req->callback); 1977 SvREFCNT_dec (req->callback);
1887 req->callback = SvREFCNT_inc (cb_cv); 1978 req->callback = SvREFCNT_inc (cb_cv);
1888 } 1979 }
1889} 1980}
… …
1946limit (aio_req grp, int limit) 2037limit (aio_req grp, int limit)
1947 CODE: 2038 CODE:
1948 eio_grp_limit (grp, limit); 2039 eio_grp_limit (grp, limit);
1949 2040
1950void 2041void
1951feed (aio_req grp, SV *callback=&PL_sv_undef) 2042feed (aio_req grp, SV *callback = &PL_sv_undef)
1952 CODE: 2043 CODE:
1953{ 2044{
1954 SvREFCNT_dec (grp->sv2); 2045 SvREFCNT_dec (grp->sv2);
1955 grp->sv2 = newSVsv (callback); 2046 grp->sv2 = newSVsv (callback);
1956 grp->feed = aio_grp_feed; 2047 grp->feed = aio_grp_feed;

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