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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.210 by root, Fri Apr 6 11:39:25 2012 UTC vs.
Revision 1.238 by root, Thu Jan 21 23:04:46 2016 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
31# include <linux/types.h>
27# include <linux/fiemap.h> 32# include <linux/fiemap.h>
28# define HAVE_FIEMAP 1 33# define HAVE_FIEMAP 1
29# endif 34# endif
30#endif 35#endif
31 36
… …
140# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ 145# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
141# endif 146# endif
142#endif 147#endif
143 148
144/* defines all sorts of constants to 0 unless they are already defined */ 149/* defines all sorts of constants to 0 unless they are already defined */
150/* also provides const_iv_ and const_niv_ macros for them */
145#include "def0.h" 151#include "def0.h"
146 152
147#ifndef makedev 153#ifndef makedev
148# define makedev(maj,min) (((maj) << 8) | (min)) 154# define makedev(maj,min) (((maj) << 8) | (min))
149#endif 155#endif
… …
152#endif 158#endif
153#ifndef minor 159#ifndef minor
154# define minor(dev) ((dev) & 0xff) 160# define minor(dev) ((dev) & 0xff)
155#endif 161#endif
156 162
157#ifndef PAGESIZE 163#if PAGESIZE <= 0
158# define PAGESIZE sysconf (_SC_PAGESIZE) 164# define PAGESIZE sysconf (_SC_PAGESIZE)
159#endif 165#endif
160 166
161/*****************************************************************************/ 167/*****************************************************************************/
162 168
… …
164fiemap (eio_req *req) 170fiemap (eio_req *req)
165{ 171{
166 req->result = -1; 172 req->result = -1;
167 173
168#if HAVE_FIEMAP 174#if HAVE_FIEMAP
175 /* assume some c99 */
176 struct fiemap *fiemap = 0;
177 size_t end_offset;
178 int count = req->int3;
179
180 req->flags |= EIO_FLAG_PTR1_FREE;
181
182 /* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */
183 /* increase in 3.5kb steps */
184 if (count < 0)
185 count = 8;
186
187 fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
188 errno = ENOMEM;
189 if (!fiemap)
190 return;
191
192 req->ptr1 = fiemap;
193
194 fiemap->fm_start = req->offs;
195 fiemap->fm_length = req->size;
196 fiemap->fm_flags = req->int2;
197 fiemap->fm_extent_count = count;
198
199 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0)
200 return;
201
202 if (req->int3 >= 0 /* not autosizing */
203 || !fiemap->fm_mapped_extents /* no more extents */
204 || fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */)
205 goto done;
206
207 /* else we have to loop -
208 * it would be tempting (actually I tried that first) to just query the
209 * number of extents needed, but linux often feels like not returning all
210 * extents, without telling us it left any out. this complicates
211 * this quite a bit.
212 */
213
214 end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start);
215
169 for (;;) 216 for (;;)
170 { 217 {
171 int count = req->int3; 218 /* we go in 54 extent steps - 3kb, in the hope that this fits nicely on the eio stack (normally 16+ kb) */
219 char scratch[3072];
220 struct fiemap *incmap = (struct fiemap *)scratch;
172 221
173 if (count < 0) 222 incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical
174 { 223 + fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length;
175 struct fiemap fiemap; 224 incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start);
225 incmap->fm_flags = fiemap->fm_flags;
226 incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent);
176 227
177 fiemap.fm_start = req->offs;
178 fiemap.fm_length = req->size;
179 fiemap.fm_flags = req->int2;
180 fiemap.fm_extent_count = 0;
181
182 if (ioctl (req->int1, FS_IOC_FIEMAP, &fiemap)) 228 if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0)
183 return; 229 return;
184 230
185 count = fiemap.fm_mapped_extents; 231 if (!incmap->fm_mapped_extents)
186 } 232 goto done;
187 233
234 count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents;
188 struct fiemap *fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); 235 fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
189 errno = ENOMEM; 236 errno = ENOMEM;
190 if (!fiemap) 237 if (!fiemap)
191 return; 238 return;
192 239
193 req->ptr1 = fiemap; 240 req->ptr1 = fiemap;
194 req->flags |= EIO_FLAG_PTR1_FREE;
195 241
196 fiemap->fm_start = req->offs; 242 for (count = 0; count < incmap->fm_mapped_extents; ++count)
197 fiemap->fm_length = req->size; 243 {
198 fiemap->fm_flags = req->int2; 244 struct fiemap_extent *e = incmap->fm_extents + count;
199 fiemap->fm_extent_count = count;
200 245
201 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap)) 246 if (e->fe_logical + e->fe_length >= end_offset)
202 return; 247 goto done;
203 248
204 if (req->int3 >= 0) 249 fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
205 break; /* when not autosizing we are done */
206 250
207 if (fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST) 251 if (e->fe_flags & FIEMAP_EXTENT_LAST)
208 break; /* autosizing successful, we are done */ 252 goto done;
209 253
210 free (fiemap); 254 }
211 } 255 }
212 256
257done:
213 req->result = 0; 258 req->result = 0;
214 259
215#else 260#else
216 errno = ENOSYS; 261 errno = ENOSYS;
217#endif 262#endif
… …
264} 309}
265 310
266static SV * 311static SV *
267newSVaio_wd (aio_wd wd) 312newSVaio_wd (aio_wd wd)
268{ 313{
269 return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash); 314 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
270} 315}
271 316
272static aio_req 317static aio_req
273SvAIO_REQ (SV *sv) 318SvAIO_REQ (SV *sv)
274{ 319{
… …
293 || SvTYPE (SvRV (sv)) != SVt_PVMG 338 || SvTYPE (SvRV (sv)) != SVt_PVMG
294 || SvSTASH (SvRV (sv)) != aio_wd_stash) 339 || SvSTASH (SvRV (sv)) != aio_wd_stash)
295 croak ("IO::AIO: expected a working directory object as returned by aio_wd"); 340 croak ("IO::AIO: expected a working directory object as returned by aio_wd");
296 341
297 return (aio_wd)(long)SvIVX (SvRV (sv)); 342 return (aio_wd)(long)SvIVX (SvRV (sv));
343}
344
345static SV *
346newmortalFH (int fd, int flags)
347{
348 if (fd < 0)
349 return &PL_sv_undef;
350
351 GV *gv = (GV *)sv_newmortal ();
352 char sym[64];
353 int symlen;
354
355 symlen = snprintf (sym, sizeof (sym), "fd#%d", fd);
356 gv_init (gv, aio_stash, sym, symlen, 0);
357
358 symlen = snprintf (
359 sym,
360 sizeof (sym),
361 "%s&=%d",
362 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
363 fd
364 );
365
366 return do_open (gv, sym, symlen, 0, 0, 0, 0)
367 ? (SV *)gv : &PL_sv_undef;
298} 368}
299 369
300static void 370static void
301aio_grp_feed (aio_req grp) 371aio_grp_feed (aio_req grp)
302{ 372{
… …
430 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); 500 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2))));
431 } 501 }
432 break; 502 break;
433 503
434 case EIO_OPEN: 504 case EIO_OPEN:
435 { 505 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; 506 break;
464 507
465 case EIO_STATVFS: 508 case EIO_STATVFS:
466 case EIO_FSTATVFS: 509 case EIO_FSTATVFS:
467 { 510 {
… …
470#ifndef _WIN32 513#ifndef _WIN32
471 if (req->result >= 0) 514 if (req->result >= 0)
472 { 515 {
473 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 516 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
474 HV *hv = newHV (); 517 HV *hv = newHV ();
518 /* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom
519 * chooses to make it a struct.
520 */
521 unsigned long fsid = 0;
522 memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid));
475 523
476 rv = sv_2mortal (newRV_noinc ((SV *)hv)); 524 rv = sv_2mortal (newRV_noinc ((SV *)hv));
477 525
478 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); 526 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); 527 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); 529 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); 530 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); 531 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); 532 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); 533 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); 534 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
487 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); 535 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); 536 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
489 } 537 }
490#endif 538#endif
491 539
… …
545 break; 593 break;
546 594
547 case EIO_CUSTOM: 595 case EIO_CUSTOM:
548 if (req->feed == fiemap) 596 if (req->feed == fiemap)
549 { 597 {
598#if HAVE_FIEMAP
550 if (!req->result) 599 if (!req->result)
551 { 600 {
552 struct fiemap *fiemap = (struct fiemap *)req->ptr1; 601 struct fiemap *fiemap = (struct fiemap *)req->ptr1;
553 602
554 if (fiemap->fm_extent_count) 603 if (fiemap->fm_extent_count)
… …
575 { 624 {
576 SvIV_set (sv_result, fiemap->fm_mapped_extents); 625 SvIV_set (sv_result, fiemap->fm_mapped_extents);
577 PUSHs (sv_result); 626 PUSHs (sv_result);
578 } 627 }
579 } 628 }
629#endif
580 } 630 }
581 else 631 else
582 PUSHs (sv_result); 632 PUSHs (sv_result);
583 break; 633 break;
584 634
… …
654{ 704{
655 while (eio_nreqs ()) 705 while (eio_nreqs ())
656 { 706 {
657 int size; 707 int size;
658 708
659 X_LOCK (reslock); 709 X_LOCK (EIO_POOL->reslock);
660 size = res_queue.size; 710 size = EIO_POOL->res_queue.size;
661 X_UNLOCK (reslock); 711 X_UNLOCK (EIO_POOL->reslock);
662 712
663 if (size) 713 if (size)
664 return; 714 return;
665 715
666 etp_maybe_start_thread (); 716 etp_maybe_start_thread (EIO_POOL);
667 717
668 s_epipe_wait (&respipe); 718 s_epipe_wait (&respipe);
669 } 719 }
670} 720}
671 721
… …
696} 746}
697 747
698/*****************************************************************************/ 748/*****************************************************************************/
699 749
700#if !_POSIX_MAPPED_FILES 750#if !_POSIX_MAPPED_FILES
701# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) 751# define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS ()
702# define munmap(addr,length) (errno = ENOSYS, -1) 752# define munmap(addr,length) EIO_ENOSYS ()
703#endif 753#endif
704 754
705#if !_POSIX_MEMORY_PROTECTION 755#if !_POSIX_MEMORY_PROTECTION
706# define mprotect(addr,len,prot) (errno = ENOSYS, -1) 756# define mprotect(addr,len,prot) EIO_ENOSYS ()
707# define PROT_NONE 0
708# define PROT_WRITE 0
709# define MAP_PRIVATE 0
710# define MAP_SHARED 0
711# define MAP_FIXED 0
712#endif 757#endif
713 758
714#define MMAP_MAGIC PERL_MAGIC_ext 759#define MMAP_MAGIC PERL_MAGIC_ext
715 760
716static int ecb_cold 761static int ecb_cold
… …
856 } *civ, const_iv[] = { 901 } *civ, const_iv[] = {
857# define const_niv(name, value) { # name, (IV) value }, 902# define const_niv(name, value) { # name, (IV) value },
858# define const_iv(name) { # name, (IV) name }, 903# define const_iv(name) { # name, (IV) name },
859# define const_eio(name) { # name, (IV) EIO_ ## name }, 904# define const_eio(name) { # name, (IV) EIO_ ## name },
860 905
861 /* you have to re-run ./gendef0 after adding/Removing any constants here */ 906 /* you have to re-run ./gendef0 after adding/removing any constants here */
862 907 /* the first block can be undef if missing */
863 const_iv (ENOSYS) 908 const_iv (ENOSYS)
864 const_iv (EXDEV) 909 const_iv (EXDEV)
865 const_iv (EBADR) 910 const_iv (EBADR)
866 911
912 /* for lseek */
913 const_iv (SEEK_DATA)
914 const_iv (SEEK_HOLE)
915
916 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
917 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
918 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
919 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
920 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
921 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
922
923 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
924 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
925 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
926 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
927 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
928
929 /* the second block will be 0 when missing */
867 const_iv (O_RDONLY) 930 const_iv (O_RDONLY)
868 const_iv (O_WRONLY) 931 const_iv (O_WRONLY)
869 const_iv (O_RDWR) 932 const_iv (O_RDWR)
870 const_iv (O_CREAT) 933 const_iv (O_CREAT)
871 const_iv (O_TRUNC) 934 const_iv (O_TRUNC)
… …
884 const_iv (O_SEARCH) 947 const_iv (O_SEARCH)
885 const_iv (O_DIRECTORY) 948 const_iv (O_DIRECTORY)
886 const_iv (O_DSYNC) 949 const_iv (O_DSYNC)
887 const_iv (O_RSYNC) 950 const_iv (O_RSYNC)
888 const_iv (O_SYNC) 951 const_iv (O_SYNC)
952 const_iv (O_PATH)
953 const_iv (O_TMPFILE)
889 const_iv (O_TTY_INIT) 954 const_iv (O_TTY_INIT)
890 955
891 const_iv (S_IFIFO) 956 const_iv (S_IFIFO)
892 const_iv (S_IFCHR) 957 const_iv (S_IFCHR)
893 const_iv (S_IFBLK) 958 const_iv (S_IFBLK)
… …
895 const_iv (S_IFREG) 960 const_iv (S_IFREG)
896 const_iv (S_IFDIR) 961 const_iv (S_IFDIR)
897 const_iv (S_IFWHT) 962 const_iv (S_IFWHT)
898 const_iv (S_IFSOCK) 963 const_iv (S_IFSOCK)
899 const_iv (S_IFMT) 964 const_iv (S_IFMT)
900
901 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
902 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
903 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
904 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
905 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
906 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
907
908 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
909 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
910 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
911 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
912 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
913 965
914 const_iv (ST_RDONLY) 966 const_iv (ST_RDONLY)
915 const_iv (ST_NOSUID) 967 const_iv (ST_NOSUID)
916 const_iv (ST_NODEV) 968 const_iv (ST_NODEV)
917 const_iv (ST_NOEXEC) 969 const_iv (ST_NOEXEC)
… …
927 const_iv (PROT_NONE) 979 const_iv (PROT_NONE)
928 const_iv (PROT_EXEC) 980 const_iv (PROT_EXEC)
929 const_iv (PROT_READ) 981 const_iv (PROT_READ)
930 const_iv (PROT_WRITE) 982 const_iv (PROT_WRITE)
931 983
932 /*const_iv (MAP_FIXED)*/
933 const_iv (MAP_PRIVATE) 984 const_iv (MAP_PRIVATE)
934 const_iv (MAP_SHARED) 985 const_iv (MAP_SHARED)
986 const_iv (MAP_FIXED)
935 const_iv (MAP_ANONYMOUS) 987 const_iv (MAP_ANONYMOUS)
936 988
937 /* linuxish */ 989 /* linuxish */
938 const_iv (MAP_HUGETLB)
939 const_iv (MAP_LOCKED) 990 const_iv (MAP_LOCKED)
940 const_iv (MAP_NORESERVE) 991 const_iv (MAP_NORESERVE)
941 const_iv (MAP_POPULATE) 992 const_iv (MAP_POPULATE)
942 const_iv (MAP_NONBLOCK) 993 const_iv (MAP_NONBLOCK)
994 const_iv (MAP_GROWSDOWN)
995 const_iv (MAP_32BIT)
996 const_iv (MAP_HUGETLB)
997 const_iv (MAP_STACK)
943 998
944 const_iv (FIEMAP_FLAG_SYNC) 999 const_iv (FIEMAP_FLAG_SYNC)
945 const_iv (FIEMAP_FLAG_XATTR) 1000 const_iv (FIEMAP_FLAG_XATTR)
946 const_iv (FIEMAP_FLAGS_COMPAT) 1001 const_iv (FIEMAP_FLAGS_COMPAT)
947 const_iv (FIEMAP_EXTENT_LAST) 1002 const_iv (FIEMAP_EXTENT_LAST)
… …
954 const_iv (FIEMAP_EXTENT_DATA_TAIL) 1009 const_iv (FIEMAP_EXTENT_DATA_TAIL)
955 const_iv (FIEMAP_EXTENT_UNWRITTEN) 1010 const_iv (FIEMAP_EXTENT_UNWRITTEN)
956 const_iv (FIEMAP_EXTENT_MERGED) 1011 const_iv (FIEMAP_EXTENT_MERGED)
957 const_iv (FIEMAP_EXTENT_SHARED) 1012 const_iv (FIEMAP_EXTENT_SHARED)
958 1013
1014 const_iv (SPLICE_F_MOVE)
1015 const_iv (SPLICE_F_NONBLOCK)
1016 const_iv (SPLICE_F_MORE)
1017 const_iv (SPLICE_F_GIFT)
1018
1019 /* these are libeio constants, and are independent of gendef0 */
959 const_eio (SEEK_SET) 1020 const_eio (SEEK_SET)
960 const_eio (SEEK_CUR) 1021 const_eio (SEEK_CUR)
961 const_eio (SEEK_END) 1022 const_eio (SEEK_END)
962 1023
963 const_eio (MCL_FUTURE) 1024 const_eio (MCL_FUTURE)
… …
972 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 1033 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
973 const_eio (SYNC_FILE_RANGE_WRITE) 1034 const_eio (SYNC_FILE_RANGE_WRITE)
974 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 1035 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
975 1036
976 const_eio (FALLOC_FL_KEEP_SIZE) 1037 const_eio (FALLOC_FL_KEEP_SIZE)
1038 const_eio (FALLOC_FL_PUNCH_HOLE)
1039 const_eio (FALLOC_FL_COLLAPSE_RANGE)
1040 const_eio (FALLOC_FL_ZERO_RANGE)
977 1041
978 const_eio (READDIR_DENTS) 1042 const_eio (READDIR_DENTS)
979 const_eio (READDIR_DIRS_FIRST) 1043 const_eio (READDIR_DIRS_FIRST)
980 const_eio (READDIR_STAT_ORDER) 1044 const_eio (READDIR_STAT_ORDER)
981 const_eio (READDIR_FOUND_UNKNOWN) 1045 const_eio (READDIR_FOUND_UNKNOWN)
… …
1049 PROTOTYPE: $ 1113 PROTOTYPE: $
1050 CODE: 1114 CODE:
1051 max_outstanding = maxreqs; 1115 max_outstanding = maxreqs;
1052 1116
1053void 1117void
1054aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef) 1118aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef)
1055 PPCODE: 1119 PPCODE:
1056{ 1120{
1057 dREQ; 1121 dREQ;
1058 1122
1059 req->type = EIO_WD_OPEN; 1123 req->type = EIO_WD_OPEN;
… …
1061 1125
1062 REQ_SEND; 1126 REQ_SEND;
1063} 1127}
1064 1128
1065void 1129void
1066aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1130aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef)
1067 PPCODE: 1131 PPCODE:
1068{ 1132{
1069 dREQ; 1133 dREQ;
1070 1134
1071 req->type = EIO_OPEN; 1135 req->type = EIO_OPEN;
… …
1075 1139
1076 REQ_SEND; 1140 REQ_SEND;
1077} 1141}
1078 1142
1079void 1143void
1080aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1144aio_fsync (SV *fh, SV *callback = &PL_sv_undef)
1081 ALIAS: 1145 ALIAS:
1082 aio_fsync = EIO_FSYNC 1146 aio_fsync = EIO_FSYNC
1083 aio_fdatasync = EIO_FDATASYNC 1147 aio_fdatasync = EIO_FDATASYNC
1084 aio_syncfs = EIO_SYNCFS 1148 aio_syncfs = EIO_SYNCFS
1085 PPCODE: 1149 PPCODE:
1086{ 1150{
1087 int fd = s_fileno_croak (fh, 0); 1151 int fd = s_fileno_croak (fh, 0);
1088 dREQ; 1152 dREQ;
1089 1153
1090 req->type = ix; 1154 req->type = ix;
1091 req->sv1 = newSVsv (fh); 1155 req->sv1 = newSVsv (fh);
1092 req->int1 = fd; 1156 req->int1 = fd;
1093 1157
1094 REQ_SEND; 1158 REQ_SEND;
1095} 1159}
1096 1160
1097void 1161void
1098aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 1162aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef)
1099 PPCODE: 1163 PPCODE:
1100{ 1164{
1101 int fd = s_fileno_croak (fh, 0); 1165 int fd = s_fileno_croak (fh, 0);
1102 dREQ; 1166 dREQ;
1103 1167
1104 req->type = EIO_SYNC_FILE_RANGE; 1168 req->type = EIO_SYNC_FILE_RANGE;
1105 req->sv1 = newSVsv (fh); 1169 req->sv1 = newSVsv (fh);
1106 req->int1 = fd; 1170 req->int1 = fd;
… …
1110 1174
1111 REQ_SEND; 1175 REQ_SEND;
1112} 1176}
1113 1177
1114void 1178void
1115aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) 1179aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef)
1116 PPCODE: 1180 PPCODE:
1117{ 1181{
1118 int fd = s_fileno_croak (fh, 0); 1182 int fd = s_fileno_croak (fh, 0);
1119 dREQ; 1183 dREQ;
1120 1184
1121 req->type = EIO_FALLOCATE; 1185 req->type = EIO_FALLOCATE;
1122 req->sv1 = newSVsv (fh); 1186 req->sv1 = newSVsv (fh);
1123 req->int1 = fd; 1187 req->int1 = fd;
… …
1127 1191
1128 REQ_SEND; 1192 REQ_SEND;
1129} 1193}
1130 1194
1131void 1195void
1132aio_close (SV *fh, SV *callback=&PL_sv_undef) 1196aio_close (SV *fh, SV *callback = &PL_sv_undef)
1133 PPCODE: 1197 PPCODE:
1134{ 1198{
1135 static int close_fd = -1; /* dummy fd to close fds via dup2 */ 1199 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1136 int fd = s_fileno_croak (fh, 0); 1200 int fd = s_fileno_croak (fh, 0);
1137 dREQ; 1201 dREQ;
1138 1202
1139 if (expect_false (close_fd < 0)) 1203 if (expect_false (close_fd < 0))
1140 { 1204 {
1141 int pipefd [2]; 1205 int pipefd [2];
… …
1161 1225
1162 REQ_SEND; 1226 REQ_SEND;
1163} 1227}
1164 1228
1165void 1229void
1166aio_seek (SV *fh, SV *offset, int whence, SV *callback=&PL_sv_undef) 1230aio_seek (SV *fh, SV *offset, int whence, SV *callback = &PL_sv_undef)
1167 PPCODE: 1231 PPCODE:
1168{ 1232{
1169 STRLEN svlen;
1170 int fd = s_fileno_croak (fh, 0); 1233 int fd = s_fileno_croak (fh, 0);
1171 dREQ; 1234 dREQ;
1172 1235
1173 req->type = EIO_SEEK; 1236 req->type = EIO_SEEK;
1174 req->sv1 = newSVsv (fh); 1237 req->sv1 = newSVsv (fh);
… …
1178 1241
1179 REQ_SEND; 1242 REQ_SEND;
1180} 1243}
1181 1244
1182void 1245void
1183aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 1246aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback = &PL_sv_undef)
1184 ALIAS: 1247 ALIAS:
1185 aio_read = EIO_READ 1248 aio_read = EIO_READ
1186 aio_write = EIO_WRITE 1249 aio_write = EIO_WRITE
1187 PPCODE: 1250 PPCODE:
1188{ 1251{
… …
1204 len = svlen - dataoffset; 1267 len = svlen - dataoffset;
1205 } 1268 }
1206 else 1269 else
1207 { 1270 {
1208 /* read: check type and grow scalar as necessary */ 1271 /* read: check type and grow scalar as necessary */
1209 SvUPGRADE (data, SVt_PV); 1272 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1210 svptr = SvGROW (data, len + dataoffset + 1); 1273 svptr = sv_grow (data, len + dataoffset + 1);
1274 else if (SvCUR (data) < len + dataoffset)
1275 croak ("length + dataoffset outside of scalar, and cannot grow");
1211 } 1276 }
1212 1277
1213 { 1278 {
1214 dREQ; 1279 dREQ;
1215 1280
… …
1231 REQ_SEND; 1296 REQ_SEND;
1232 } 1297 }
1233} 1298}
1234 1299
1235void 1300void
1236aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1301aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1237 ALIAS: 1302 ALIAS:
1238 aio_readlink = EIO_READLINK 1303 aio_readlink = EIO_READLINK
1239 aio_realpath = EIO_REALPATH 1304 aio_realpath = EIO_REALPATH
1240 PPCODE: 1305 PPCODE:
1241{ 1306{
… …
1246 1311
1247 REQ_SEND; 1312 REQ_SEND;
1248} 1313}
1249 1314
1250void 1315void
1251aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1316aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef)
1252 PPCODE: 1317 PPCODE:
1253{ 1318{
1254 int ifd = s_fileno_croak (in_fh , 0); 1319 int ifd = s_fileno_croak (in_fh , 0);
1255 int ofd = s_fileno_croak (out_fh, 1); 1320 int ofd = s_fileno_croak (out_fh, 1);
1256 dREQ; 1321 dREQ;
1257 1322
1258 req->type = EIO_SENDFILE; 1323 req->type = EIO_SENDFILE;
1259 req->sv1 = newSVsv (out_fh); 1324 req->sv1 = newSVsv (out_fh);
1260 req->int1 = ofd; 1325 req->int1 = ofd;
… …
1265 1330
1266 REQ_SEND; 1331 REQ_SEND;
1267} 1332}
1268 1333
1269void 1334void
1270aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1335aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef)
1271 PPCODE: 1336 PPCODE:
1272{ 1337{
1273 int fd = s_fileno_croak (fh, 0); 1338 int fd = s_fileno_croak (fh, 0);
1274 dREQ; 1339 dREQ;
1275 1340
1276 req->type = EIO_READAHEAD; 1341 req->type = EIO_READAHEAD;
1277 req->sv1 = newSVsv (fh); 1342 req->sv1 = newSVsv (fh);
1278 req->int1 = fd; 1343 req->int1 = fd;
… …
1281 1346
1282 REQ_SEND; 1347 REQ_SEND;
1283} 1348}
1284 1349
1285void 1350void
1286aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 1351aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef)
1287 ALIAS: 1352 ALIAS:
1288 aio_stat = EIO_STAT 1353 aio_stat = EIO_STAT
1289 aio_lstat = EIO_LSTAT 1354 aio_lstat = EIO_LSTAT
1290 aio_statvfs = EIO_STATVFS 1355 aio_statvfs = EIO_STATVFS
1291 PPCODE: 1356 PPCODE:
… …
1312 RETVAL = makedev (maj, min); 1377 RETVAL = makedev (maj, min);
1313 OUTPUT: 1378 OUTPUT:
1314 RETVAL 1379 RETVAL
1315 1380
1316void 1381void
1317aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) 1382aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef)
1318 PPCODE: 1383 PPCODE:
1319{ 1384{
1320 dREQ; 1385 dREQ;
1321 1386
1322 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1387 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
… …
1325 1390
1326 REQ_SEND; 1391 REQ_SEND;
1327} 1392}
1328 1393
1329void 1394void
1330aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1395aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef)
1331 PPCODE: 1396 PPCODE:
1332{ 1397{
1333 dREQ; 1398 dREQ;
1334 1399
1335 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1400 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
… …
1337 1402
1338 REQ_SEND; 1403 REQ_SEND;
1339} 1404}
1340 1405
1341void 1406void
1342aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1407aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef)
1343 PPCODE: 1408 PPCODE:
1344{ 1409{
1345 dREQ; 1410 dREQ;
1346 1411
1347 req->int2 = mode; 1412 req->int2 = mode;
… …
1349 1414
1350 REQ_SEND; 1415 REQ_SEND;
1351} 1416}
1352 1417
1353void 1418void
1354aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) 1419aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef)
1355 PPCODE: 1420 PPCODE:
1356{ 1421{
1357 dREQ; 1422 dREQ;
1358 1423
1359 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1424 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
… …
1362 1427
1363 REQ_SEND; 1428 REQ_SEND;
1364} 1429}
1365 1430
1366void 1431void
1367aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) 1432aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef)
1368 PPCODE: 1433 PPCODE:
1369{ 1434{
1370 dREQ; 1435 dREQ;
1371 1436
1372 req->type = EIO_READDIR; 1437 req->type = EIO_READDIR;
… …
1379 1444
1380 REQ_SEND; 1445 REQ_SEND;
1381} 1446}
1382 1447
1383void 1448void
1384aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef) 1449aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef)
1385 PPCODE: 1450 PPCODE:
1386{ 1451{
1387 dREQ; 1452 dREQ;
1388 1453
1389 req->type = EIO_MKDIR; 1454 req->type = EIO_MKDIR;
… …
1392 1457
1393 REQ_SEND; 1458 REQ_SEND;
1394} 1459}
1395 1460
1396void 1461void
1397aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1462aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1398 ALIAS: 1463 ALIAS:
1399 aio_unlink = EIO_UNLINK 1464 aio_unlink = EIO_UNLINK
1400 aio_rmdir = EIO_RMDIR 1465 aio_rmdir = EIO_RMDIR
1401 aio_readdir = EIO_READDIR 1466 aio_readdir = EIO_READDIR
1402 PPCODE: 1467 PPCODE:
… …
1408 1473
1409 REQ_SEND; 1474 REQ_SEND;
1410} 1475}
1411 1476
1412void 1477void
1413aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) 1478aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef)
1414 ALIAS: 1479 ALIAS:
1415 aio_link = EIO_LINK 1480 aio_link = EIO_LINK
1416 aio_symlink = EIO_SYMLINK 1481 aio_symlink = EIO_SYMLINK
1417 aio_rename = EIO_RENAME 1482 aio_rename = EIO_RENAME
1418 PPCODE: 1483 PPCODE:
… …
1427 1492
1428 REQ_SEND; 1493 REQ_SEND;
1429} 1494}
1430 1495
1431void 1496void
1432aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) 1497aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef)
1433 PPCODE: 1498 PPCODE:
1434{ 1499{
1435 dREQ; 1500 dREQ;
1436 1501
1437 req->type = EIO_MKNOD; 1502 req->type = EIO_MKNOD;
… …
1441 1506
1442 REQ_SEND; 1507 REQ_SEND;
1443} 1508}
1444 1509
1445void 1510void
1446aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) 1511aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef)
1447 ALIAS: 1512 ALIAS:
1448 aio_mtouch = EIO_MTOUCH 1513 aio_mtouch = EIO_MTOUCH
1449 aio_msync = EIO_MSYNC 1514 aio_msync = EIO_MSYNC
1450 PPCODE: 1515 PPCODE:
1451{ 1516{
… …
1474 REQ_SEND; 1539 REQ_SEND;
1475 } 1540 }
1476} 1541}
1477 1542
1478void 1543void
1479aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) 1544aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1480 PPCODE: 1545 PPCODE:
1481{ 1546{
1482 STRLEN svlen; 1547 STRLEN svlen;
1483 char *svptr = SvPVbyte (data, svlen); 1548 char *svptr = SvPVbyte (data, svlen);
1484 UV len = SvUV (length); 1549 UV len = SvUV (length);
… …
1503 REQ_SEND; 1568 REQ_SEND;
1504 } 1569 }
1505} 1570}
1506 1571
1507void 1572void
1508aio_mlockall (IV flags, SV *callback=&PL_sv_undef) 1573aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1509 PPCODE: 1574 PPCODE:
1510{ 1575{
1511 dREQ; 1576 dREQ;
1512 1577
1513 req->type = EIO_MLOCKALL; 1578 req->type = EIO_MLOCKALL;
… …
1515 1580
1516 REQ_SEND; 1581 REQ_SEND;
1517} 1582}
1518 1583
1519void 1584void
1520aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback=&PL_sv_undef) 1585aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef)
1521 PPCODE: 1586 PPCODE:
1522{ 1587{
1523 int fd = s_fileno_croak (fh, 0); 1588 int fd = s_fileno_croak (fh, 0);
1524 dREQ; 1589 dREQ;
1525 1590
1526 req->type = EIO_CUSTOM; 1591 req->type = EIO_CUSTOM;
1527 req->sv1 = newSVsv (fh); 1592 req->sv1 = newSVsv (fh);
1528 req->int1 = fd; 1593 req->int1 = fd;
1529 1594
1530 req->feed = fiemap; 1595 req->feed = fiemap;
1596#if HAVE_FIEMAP
1531 /* keep our fingers crossed that the next two types are 64 bit */ 1597 /* keep our fingers crossed that the next two types are 64 bit */
1532 req->offs = start; 1598 req->offs = start;
1533 req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL; 1599 req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL;
1534 req->int2 = flags; 1600 req->int2 = flags;
1535 req->int3 = SvOK (count) ? SvIV (count) : -1; 1601 req->int3 = SvOK (count) ? SvIV (count) : -1;
1602#endif
1536 1603
1537 REQ_SEND; 1604 REQ_SEND;
1538} 1605}
1539 1606
1540void 1607void
1541aio_busy (double delay, SV *callback=&PL_sv_undef) 1608aio_busy (double delay, SV *callback = &PL_sv_undef)
1542 PPCODE: 1609 PPCODE:
1543{ 1610{
1544 dREQ; 1611 dREQ;
1545 1612
1546 req->type = EIO_BUSY; 1613 req->type = EIO_BUSY;
… …
1548 1615
1549 REQ_SEND; 1616 REQ_SEND;
1550} 1617}
1551 1618
1552void 1619void
1553aio_group (SV *callback=&PL_sv_undef) 1620aio_group (SV *callback = &PL_sv_undef)
1554 PPCODE: 1621 PPCODE:
1555{ 1622{
1556 dREQ; 1623 dREQ;
1557 1624
1558 req->type = EIO_GROUP; 1625 req->type = EIO_GROUP;
1559 1626
1627 PUTBACK;
1560 req_submit (req); 1628 req_submit (req);
1629 SPAGAIN;
1630
1561 XPUSHs (req_sv (req, aio_grp_stash)); 1631 XPUSHs (req_sv (req, aio_grp_stash));
1562} 1632}
1563 1633
1564void 1634void
1565aio_nop (SV *callback=&PL_sv_undef) 1635aio_nop (SV *callback = &PL_sv_undef)
1566 ALIAS: 1636 ALIAS:
1567 aio_nop = EIO_NOP 1637 aio_nop = EIO_NOP
1568 aio_sync = EIO_SYNC 1638 aio_sync = EIO_SYNC
1569 PPCODE: 1639 PPCODE:
1570{ 1640{
… …
1574 1644
1575 REQ_SEND; 1645 REQ_SEND;
1576} 1646}
1577 1647
1578int 1648int
1579aioreq_pri (int pri = 0) 1649aioreq_pri (int pri = NO_INIT)
1580 CODE: 1650 CODE:
1581 RETVAL = next_pri; 1651 RETVAL = next_pri;
1582 if (items > 0) 1652 if (items > 0)
1583 { 1653 {
1584 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 1654 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
… …
1674 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1744 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1675 OUTPUT: 1745 OUTPUT:
1676 RETVAL 1746 RETVAL
1677 1747
1678void 1748void
1679mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) 1749mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0)
1680 PPCODE: 1750 PPCODE:
1681 sv_unmagic (scalar, MMAP_MAGIC); 1751 sv_unmagic (scalar, MMAP_MAGIC);
1682{ 1752{
1683 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; 1753 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1684 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 1754 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
… …
1711munmap (SV *scalar) 1781munmap (SV *scalar)
1712 CODE: 1782 CODE:
1713 sv_unmagic (scalar, MMAP_MAGIC); 1783 sv_unmagic (scalar, MMAP_MAGIC);
1714 1784
1715int 1785int
1716madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 1786madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1717 ALIAS: 1787 ALIAS:
1718 mprotect = 1 1788 mprotect = 1
1719 CODE: 1789 CODE:
1720{ 1790{
1721 STRLEN svlen; 1791 STRLEN svlen;
1722 void *addr = SvPVbyte (scalar, svlen); 1792 void *addr = SvPVbyte (scalar, svlen);
1723 size_t len = SvUV (length); 1793 STRLEN len = SvUV (length);
1724 1794
1725 if (offset < 0) 1795 if (offset < 0)
1726 offset += svlen; 1796 offset += svlen;
1727 1797
1728 if (offset < 0 || offset > svlen) 1798 if (offset < 0 || offset > svlen)
… …
1742} 1812}
1743 OUTPUT: 1813 OUTPUT:
1744 RETVAL 1814 RETVAL
1745 1815
1746int 1816int
1747munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) 1817munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef)
1748 CODE: 1818 CODE:
1749{ 1819{
1750 STRLEN svlen; 1820 STRLEN svlen;
1751 void *addr = SvPVbyte (scalar, svlen); 1821 void *addr = SvPVbyte (scalar, svlen);
1752 size_t len = SvUV (length); 1822 size_t len = SvUV (length);
1753 1823
1754 if (offset < 0) 1824 if (offset < 0)
1755 offset += svlen; 1825 offset += svlen;
1756 1826
… …
1763 addr = (void *)(((intptr_t)addr) + offset); 1833 addr = (void *)(((intptr_t)addr) + offset);
1764 eio_page_align (&addr, &len); 1834 eio_page_align (&addr, &len);
1765#if _POSIX_MEMLOCK_RANGE 1835#if _POSIX_MEMLOCK_RANGE
1766 RETVAL = munlock (addr, len); 1836 RETVAL = munlock (addr, len);
1767#else 1837#else
1768 RETVAL = ((errno = ENOSYS), -1); 1838 RETVAL = EIO_ENOSYS ();
1769#endif 1839#endif
1770} 1840}
1771 OUTPUT: 1841 OUTPUT:
1772 RETVAL 1842 RETVAL
1773 1843
… …
1775munlockall () 1845munlockall ()
1776 CODE: 1846 CODE:
1777#if _POSIX_MEMLOCK 1847#if _POSIX_MEMLOCK
1778 munlockall (); 1848 munlockall ();
1779#else 1849#else
1780 RETVAL = -1; 1850 RETVAL = EIO_ENOSYS ();
1781 errno = ENOSYS;
1782#endif 1851#endif
1783 OUTPUT: 1852 OUTPUT:
1784 RETVAL 1853 RETVAL
1854
1855int
1856splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
1857 CODE:
1858{
1859#if HAVE_LINUX_SPLICE
1860 loff_t off_in_, off_out_;
1861 RETVAL = splice (
1862 rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0,
1863 wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0,
1864 length, flags
1865 );
1866#else
1867 RETVAL = EIO_ENOSYS ();
1868#endif
1869}
1870 OUTPUT:
1871 RETVAL
1872
1873int
1874tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
1875 CODE:
1876#if HAVE_LINUX_SPLICE
1877 RETVAL = tee (rfh, wfh, length, flags);
1878#else
1879 RETVAL = EIO_ENOSYS ();
1880#endif
1881 OUTPUT:
1882 RETVAL
1883
1884int
1885pipesize (aio_rfd rfh, int new_size = -1)
1886 PROTOTYPE: $;$
1887 CODE:
1888#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
1889 if (new_size >= 0)
1890 RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
1891 else
1892 RETVAL = fcntl (rfh, F_GETPIPE_SZ);
1893#else
1894 errno = ENOSYS;
1895 RETVAL = -1;
1896#endif
1897 OUTPUT:
1898 RETVAL
1899
1900void
1901pipe2 (int flags = 0)
1902 PROTOTYPE: ;$
1903 PPCODE:
1904{
1905 int fd[2];
1906 int res;
1907
1908 if (flags)
1909#if HAVE_PIPE2
1910 res = pipe2 (fd, flags);
1911#else
1912 res = (errno = ENOSYS, -1);
1913#endif
1914 else
1915 res = pipe (fd);
1916
1917 if (!res)
1918 {
1919 EXTEND (SP, 2);
1920 PUSHs (newmortalFH (fd[0], O_RDONLY));
1921 PUSHs (newmortalFH (fd[1], O_WRONLY));
1922 }
1923}
1785 1924
1786void _on_next_submit (SV *cb) 1925void _on_next_submit (SV *cb)
1787 CODE: 1926 CODE:
1788 SvREFCNT_dec (on_next_submit); 1927 SvREFCNT_dec (on_next_submit);
1789 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1928 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
… …
1824cancel (aio_req_ornot req) 1963cancel (aio_req_ornot req)
1825 CODE: 1964 CODE:
1826 eio_cancel (req); 1965 eio_cancel (req);
1827 1966
1828void 1967void
1829cb (aio_req_ornot req, SV *callback=&PL_sv_undef) 1968cb (aio_req_ornot req, SV *callback = NO_INIT)
1830 PPCODE: 1969 PPCODE:
1831{ 1970{
1832 if (GIMME_V != G_VOID) 1971 if (GIMME_V != G_VOID)
1833 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); 1972 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1834 1973
1835 if (items > 1) 1974 if (items > 1)
1836 { 1975 {
1837 SV *cb_cv =get_cb (callback); 1976 SV *cb_cv = get_cb (callback);
1838 1977
1839 SvREFCNT_dec (req->callback); 1978 SvREFCNT_dec (req->callback);
1840 req->callback = SvREFCNT_inc (cb_cv); 1979 req->callback = SvREFCNT_inc (cb_cv);
1841 } 1980 }
1842} 1981}
… …
1899limit (aio_req grp, int limit) 2038limit (aio_req grp, int limit)
1900 CODE: 2039 CODE:
1901 eio_grp_limit (grp, limit); 2040 eio_grp_limit (grp, limit);
1902 2041
1903void 2042void
1904feed (aio_req grp, SV *callback=&PL_sv_undef) 2043feed (aio_req grp, SV *callback = &PL_sv_undef)
1905 CODE: 2044 CODE:
1906{ 2045{
1907 SvREFCNT_dec (grp->sv2); 2046 SvREFCNT_dec (grp->sv2);
1908 grp->sv2 = newSVsv (callback); 2047 grp->sv2 = newSVsv (callback);
1909 grp->feed = aio_grp_feed; 2048 grp->feed = aio_grp_feed;

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