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/cvs/IO-AIO/AIO.xs
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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.211 by root, Sat Apr 7 00:50:33 2012 UTC vs.
Revision 1.236 by root, Thu Jun 25 17:40:24 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
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;
169 int count = req->int3; 178 int count = req->int3;
170 179
171 /* heuristic: first try with 64 extents if we don't know how many, */ 180 req->flags |= EIO_FLAG_PTR1_FREE;
172 /* as most files have (hopefully) fewer than this many extents */ 181
173 /* in fact, most should have <= 2, so maybe the 72 below is probably overkill */ 182 /* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */
183 /* increase in 3.5kb steps */
174 if (count < 0) 184 if (count < 0)
175 count = 72; /* for what it's worth, 72 extents fit nicely into 4kb */ 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);
176 215
177 for (;;) 216 for (;;)
178 { 217 {
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;
221
222 incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical
223 + fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length;
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);
227
228 if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0)
229 return;
230
231 if (!incmap->fm_mapped_extents)
232 goto done;
233
234 count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents;
179 struct fiemap *fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); 235 fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
180 errno = ENOMEM; 236 errno = ENOMEM;
181 if (!fiemap) 237 if (!fiemap)
182 return; 238 return;
183 239
184 req->ptr1 = fiemap; 240 req->ptr1 = fiemap;
185 req->flags |= EIO_FLAG_PTR1_FREE;
186 241
187 fiemap->fm_start = req->offs; 242 for (count = 0; count < incmap->fm_mapped_extents; ++count)
188 fiemap->fm_length = req->size; 243 {
189 fiemap->fm_flags = req->int2; 244 struct fiemap_extent *e = incmap->fm_extents + count;
190 fiemap->fm_extent_count = count;
191 245
192 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap)) 246 if (e->fe_logical + e->fe_length >= end_offset)
193 return; 247 goto done;
194 248
195 if (req->int3 >= 0) 249 fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
196 break; /* when not autosizing we are done */
197 250
198 if (fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST) 251 if (e->fe_flags & FIEMAP_EXTENT_LAST)
199 break; /* autosizing successful, we are done */ 252 goto done;
200 253
201 fiemap->fm_flags = req->int2; 254 }
202 fiemap->fm_extent_count = 0;
203
204 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap))
205 return;
206
207 count = fiemap->fm_mapped_extents;
208
209 free (fiemap);
210 } 255 }
211 256
257done:
212 req->result = 0; 258 req->result = 0;
213 259
214#else 260#else
215 errno = ENOSYS; 261 errno = ENOSYS;
216#endif 262#endif
… …
263} 309}
264 310
265static SV * 311static SV *
266newSVaio_wd (aio_wd wd) 312newSVaio_wd (aio_wd wd)
267{ 313{
268 return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash); 314 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
269} 315}
270 316
271static aio_req 317static aio_req
272SvAIO_REQ (SV *sv) 318SvAIO_REQ (SV *sv)
273{ 319{
… …
292 || SvTYPE (SvRV (sv)) != SVt_PVMG 338 || SvTYPE (SvRV (sv)) != SVt_PVMG
293 || SvSTASH (SvRV (sv)) != aio_wd_stash) 339 || SvSTASH (SvRV (sv)) != aio_wd_stash)
294 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");
295 341
296 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;
297} 368}
298 369
299static void 370static void
300aio_grp_feed (aio_req grp) 371aio_grp_feed (aio_req grp)
301{ 372{
… …
429 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))));
430 } 501 }
431 break; 502 break;
432 503
433 case EIO_OPEN: 504 case EIO_OPEN:
434 { 505 PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR)));
435 /* convert fd to fh */
436 SV *fh = &PL_sv_undef;
437
438 if (req->result >= 0)
439 {
440 GV *gv = (GV *)sv_newmortal ();
441 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR);
442 char sym [64];
443 int symlen;
444
445 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
446 gv_init (gv, aio_stash, sym, symlen, 0);
447
448 symlen = snprintf (
449 sym,
450 sizeof (sym),
451 "%s&=%d",
452 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
453 (int)req->result
454 );
455
456 if (do_open (gv, sym, symlen, 0, 0, 0, 0))
457 fh = (SV *)gv;
458 }
459
460 PUSHs (fh);
461 }
462 break; 506 break;
463 507
464 case EIO_STATVFS: 508 case EIO_STATVFS:
465 case EIO_FSTATVFS: 509 case EIO_FSTATVFS:
466 { 510 {
… …
469#ifndef _WIN32 513#ifndef _WIN32
470 if (req->result >= 0) 514 if (req->result >= 0)
471 { 515 {
472 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 516 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
473 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));
474 523
475 rv = sv_2mortal (newRV_noinc ((SV *)hv)); 524 rv = sv_2mortal (newRV_noinc ((SV *)hv));
476 525
477 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);
478 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);
… …
480 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);
481 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);
482 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);
483 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);
484 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);
485 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); 534 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
486 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);
487 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);
488 } 537 }
489#endif 538#endif
490 539
… …
656 while (eio_nreqs ()) 705 while (eio_nreqs ())
657 { 706 {
658 int size; 707 int size;
659 708
660 X_LOCK (reslock); 709 X_LOCK (reslock);
661 size = res_queue.size; 710 size = EIO_POOL->res_queue.size;
662 X_UNLOCK (reslock); 711 X_UNLOCK (reslock);
663 712
664 if (size) 713 if (size)
665 return; 714 return;
666 715
667 etp_maybe_start_thread (); 716 etp_maybe_start_thread (EIO_POOL);
668 717
669 s_epipe_wait (&respipe); 718 s_epipe_wait (&respipe);
670 } 719 }
671} 720}
672 721
… …
697} 746}
698 747
699/*****************************************************************************/ 748/*****************************************************************************/
700 749
701#if !_POSIX_MAPPED_FILES 750#if !_POSIX_MAPPED_FILES
702# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) 751# define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS ()
703# define munmap(addr,length) (errno = ENOSYS, -1) 752# define munmap(addr,length) EIO_ENOSYS ()
704#endif 753#endif
705 754
706#if !_POSIX_MEMORY_PROTECTION 755#if !_POSIX_MEMORY_PROTECTION
707# define mprotect(addr,len,prot) (errno = ENOSYS, -1) 756# define mprotect(addr,len,prot) EIO_ENOSYS ()
708# define PROT_NONE 0
709# define PROT_WRITE 0
710# define MAP_PRIVATE 0
711# define MAP_SHARED 0
712# define MAP_FIXED 0
713#endif 757#endif
714 758
715#define MMAP_MAGIC PERL_MAGIC_ext 759#define MMAP_MAGIC PERL_MAGIC_ext
716 760
717static int ecb_cold 761static int ecb_cold
… …
857 } *civ, const_iv[] = { 901 } *civ, const_iv[] = {
858# define const_niv(name, value) { # name, (IV) value }, 902# define const_niv(name, value) { # name, (IV) value },
859# define const_iv(name) { # name, (IV) name }, 903# define const_iv(name) { # name, (IV) name },
860# define const_eio(name) { # name, (IV) EIO_ ## name }, 904# define const_eio(name) { # name, (IV) EIO_ ## name },
861 905
862 /* 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 */
863 907 /* the first block can be undef if missing */
864 const_iv (ENOSYS) 908 const_iv (ENOSYS)
865 const_iv (EXDEV) 909 const_iv (EXDEV)
866 const_iv (EBADR) 910 const_iv (EBADR)
867 911
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 */
868 const_iv (O_RDONLY) 930 const_iv (O_RDONLY)
869 const_iv (O_WRONLY) 931 const_iv (O_WRONLY)
870 const_iv (O_RDWR) 932 const_iv (O_RDWR)
871 const_iv (O_CREAT) 933 const_iv (O_CREAT)
872 const_iv (O_TRUNC) 934 const_iv (O_TRUNC)
… …
885 const_iv (O_SEARCH) 947 const_iv (O_SEARCH)
886 const_iv (O_DIRECTORY) 948 const_iv (O_DIRECTORY)
887 const_iv (O_DSYNC) 949 const_iv (O_DSYNC)
888 const_iv (O_RSYNC) 950 const_iv (O_RSYNC)
889 const_iv (O_SYNC) 951 const_iv (O_SYNC)
952 const_iv (O_PATH)
953 const_iv (O_TMPFILE)
890 const_iv (O_TTY_INIT) 954 const_iv (O_TTY_INIT)
891 955
892 const_iv (S_IFIFO) 956 const_iv (S_IFIFO)
893 const_iv (S_IFCHR) 957 const_iv (S_IFCHR)
894 const_iv (S_IFBLK) 958 const_iv (S_IFBLK)
… …
896 const_iv (S_IFREG) 960 const_iv (S_IFREG)
897 const_iv (S_IFDIR) 961 const_iv (S_IFDIR)
898 const_iv (S_IFWHT) 962 const_iv (S_IFWHT)
899 const_iv (S_IFSOCK) 963 const_iv (S_IFSOCK)
900 const_iv (S_IFMT) 964 const_iv (S_IFMT)
901
902 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
903 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
904 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
905 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
906 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
907 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
908
909 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
910 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
911 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
912 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
913 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
914 965
915 const_iv (ST_RDONLY) 966 const_iv (ST_RDONLY)
916 const_iv (ST_NOSUID) 967 const_iv (ST_NOSUID)
917 const_iv (ST_NODEV) 968 const_iv (ST_NODEV)
918 const_iv (ST_NOEXEC) 969 const_iv (ST_NOEXEC)
… …
928 const_iv (PROT_NONE) 979 const_iv (PROT_NONE)
929 const_iv (PROT_EXEC) 980 const_iv (PROT_EXEC)
930 const_iv (PROT_READ) 981 const_iv (PROT_READ)
931 const_iv (PROT_WRITE) 982 const_iv (PROT_WRITE)
932 983
933 /*const_iv (MAP_FIXED)*/
934 const_iv (MAP_PRIVATE) 984 const_iv (MAP_PRIVATE)
935 const_iv (MAP_SHARED) 985 const_iv (MAP_SHARED)
986 const_iv (MAP_FIXED)
936 const_iv (MAP_ANONYMOUS) 987 const_iv (MAP_ANONYMOUS)
937 988
938 /* linuxish */ 989 /* linuxish */
939 const_iv (MAP_HUGETLB) 990 const_iv (MAP_HUGETLB)
940 const_iv (MAP_LOCKED) 991 const_iv (MAP_LOCKED)
941 const_iv (MAP_NORESERVE) 992 const_iv (MAP_NORESERVE)
942 const_iv (MAP_POPULATE) 993 const_iv (MAP_POPULATE)
943 const_iv (MAP_NONBLOCK) 994 const_iv (MAP_NONBLOCK)
995 const_iv (MAP_GROWSDOWN)
996 const_iv (MAP_32BIT)
997 const_iv (MAP_HUGETLB)
998 const_iv (MAP_STACK)
944 999
945 const_iv (FIEMAP_FLAG_SYNC) 1000 const_iv (FIEMAP_FLAG_SYNC)
946 const_iv (FIEMAP_FLAG_XATTR) 1001 const_iv (FIEMAP_FLAG_XATTR)
947 const_iv (FIEMAP_FLAGS_COMPAT) 1002 const_iv (FIEMAP_FLAGS_COMPAT)
948 const_iv (FIEMAP_EXTENT_LAST) 1003 const_iv (FIEMAP_EXTENT_LAST)
… …
955 const_iv (FIEMAP_EXTENT_DATA_TAIL) 1010 const_iv (FIEMAP_EXTENT_DATA_TAIL)
956 const_iv (FIEMAP_EXTENT_UNWRITTEN) 1011 const_iv (FIEMAP_EXTENT_UNWRITTEN)
957 const_iv (FIEMAP_EXTENT_MERGED) 1012 const_iv (FIEMAP_EXTENT_MERGED)
958 const_iv (FIEMAP_EXTENT_SHARED) 1013 const_iv (FIEMAP_EXTENT_SHARED)
959 1014
1015 const_iv (SPLICE_F_MOVE)
1016 const_iv (SPLICE_F_NONBLOCK)
1017 const_iv (SPLICE_F_MORE)
1018 const_iv (SPLICE_F_GIFT)
1019
1020 /* these are libeio constants, and are independent of gendef0 */
960 const_eio (SEEK_SET) 1021 const_eio (SEEK_SET)
961 const_eio (SEEK_CUR) 1022 const_eio (SEEK_CUR)
962 const_eio (SEEK_END) 1023 const_eio (SEEK_END)
963 1024
964 const_eio (MCL_FUTURE) 1025 const_eio (MCL_FUTURE)
… …
973 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 1034 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
974 const_eio (SYNC_FILE_RANGE_WRITE) 1035 const_eio (SYNC_FILE_RANGE_WRITE)
975 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 1036 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
976 1037
977 const_eio (FALLOC_FL_KEEP_SIZE) 1038 const_eio (FALLOC_FL_KEEP_SIZE)
1039 const_eio (FALLOC_FL_PUNCH_HOLE)
1040 const_eio (FALLOC_FL_COLLAPSE_RANGE)
1041 const_eio (FALLOC_FL_ZERO_RANGE)
978 1042
979 const_eio (READDIR_DENTS) 1043 const_eio (READDIR_DENTS)
980 const_eio (READDIR_DIRS_FIRST) 1044 const_eio (READDIR_DIRS_FIRST)
981 const_eio (READDIR_STAT_ORDER) 1045 const_eio (READDIR_STAT_ORDER)
982 const_eio (READDIR_FOUND_UNKNOWN) 1046 const_eio (READDIR_FOUND_UNKNOWN)
… …
1050 PROTOTYPE: $ 1114 PROTOTYPE: $
1051 CODE: 1115 CODE:
1052 max_outstanding = maxreqs; 1116 max_outstanding = maxreqs;
1053 1117
1054void 1118void
1055aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef) 1119aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef)
1056 PPCODE: 1120 PPCODE:
1057{ 1121{
1058 dREQ; 1122 dREQ;
1059 1123
1060 req->type = EIO_WD_OPEN; 1124 req->type = EIO_WD_OPEN;
… …
1062 1126
1063 REQ_SEND; 1127 REQ_SEND;
1064} 1128}
1065 1129
1066void 1130void
1067aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1131aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef)
1068 PPCODE: 1132 PPCODE:
1069{ 1133{
1070 dREQ; 1134 dREQ;
1071 1135
1072 req->type = EIO_OPEN; 1136 req->type = EIO_OPEN;
… …
1076 1140
1077 REQ_SEND; 1141 REQ_SEND;
1078} 1142}
1079 1143
1080void 1144void
1081aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1145aio_fsync (SV *fh, SV *callback = &PL_sv_undef)
1082 ALIAS: 1146 ALIAS:
1083 aio_fsync = EIO_FSYNC 1147 aio_fsync = EIO_FSYNC
1084 aio_fdatasync = EIO_FDATASYNC 1148 aio_fdatasync = EIO_FDATASYNC
1085 aio_syncfs = EIO_SYNCFS 1149 aio_syncfs = EIO_SYNCFS
1086 PPCODE: 1150 PPCODE:
1087{ 1151{
1088 int fd = s_fileno_croak (fh, 0); 1152 int fd = s_fileno_croak (fh, 0);
1089 dREQ; 1153 dREQ;
1090 1154
1091 req->type = ix; 1155 req->type = ix;
1092 req->sv1 = newSVsv (fh); 1156 req->sv1 = newSVsv (fh);
1093 req->int1 = fd; 1157 req->int1 = fd;
1094 1158
1095 REQ_SEND; 1159 REQ_SEND;
1096} 1160}
1097 1161
1098void 1162void
1099aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 1163aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef)
1100 PPCODE: 1164 PPCODE:
1101{ 1165{
1102 int fd = s_fileno_croak (fh, 0); 1166 int fd = s_fileno_croak (fh, 0);
1103 dREQ; 1167 dREQ;
1104 1168
1105 req->type = EIO_SYNC_FILE_RANGE; 1169 req->type = EIO_SYNC_FILE_RANGE;
1106 req->sv1 = newSVsv (fh); 1170 req->sv1 = newSVsv (fh);
1107 req->int1 = fd; 1171 req->int1 = fd;
… …
1111 1175
1112 REQ_SEND; 1176 REQ_SEND;
1113} 1177}
1114 1178
1115void 1179void
1116aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) 1180aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef)
1117 PPCODE: 1181 PPCODE:
1118{ 1182{
1119 int fd = s_fileno_croak (fh, 0); 1183 int fd = s_fileno_croak (fh, 0);
1120 dREQ; 1184 dREQ;
1121 1185
1122 req->type = EIO_FALLOCATE; 1186 req->type = EIO_FALLOCATE;
1123 req->sv1 = newSVsv (fh); 1187 req->sv1 = newSVsv (fh);
1124 req->int1 = fd; 1188 req->int1 = fd;
… …
1128 1192
1129 REQ_SEND; 1193 REQ_SEND;
1130} 1194}
1131 1195
1132void 1196void
1133aio_close (SV *fh, SV *callback=&PL_sv_undef) 1197aio_close (SV *fh, SV *callback = &PL_sv_undef)
1134 PPCODE: 1198 PPCODE:
1135{ 1199{
1136 static int close_fd = -1; /* dummy fd to close fds via dup2 */ 1200 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1137 int fd = s_fileno_croak (fh, 0); 1201 int fd = s_fileno_croak (fh, 0);
1138 dREQ; 1202 dREQ;
1139 1203
1140 if (expect_false (close_fd < 0)) 1204 if (expect_false (close_fd < 0))
1141 { 1205 {
1142 int pipefd [2]; 1206 int pipefd [2];
… …
1162 1226
1163 REQ_SEND; 1227 REQ_SEND;
1164} 1228}
1165 1229
1166void 1230void
1167aio_seek (SV *fh, SV *offset, int whence, SV *callback=&PL_sv_undef) 1231aio_seek (SV *fh, SV *offset, int whence, SV *callback = &PL_sv_undef)
1168 PPCODE: 1232 PPCODE:
1169{ 1233{
1170 int fd = s_fileno_croak (fh, 0); 1234 int fd = s_fileno_croak (fh, 0);
1171 dREQ; 1235 dREQ;
1172 1236
… …
1178 1242
1179 REQ_SEND; 1243 REQ_SEND;
1180} 1244}
1181 1245
1182void 1246void
1183aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 1247aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback = &PL_sv_undef)
1184 ALIAS: 1248 ALIAS:
1185 aio_read = EIO_READ 1249 aio_read = EIO_READ
1186 aio_write = EIO_WRITE 1250 aio_write = EIO_WRITE
1187 PPCODE: 1251 PPCODE:
1188{ 1252{
… …
1204 len = svlen - dataoffset; 1268 len = svlen - dataoffset;
1205 } 1269 }
1206 else 1270 else
1207 { 1271 {
1208 /* read: check type and grow scalar as necessary */ 1272 /* read: check type and grow scalar as necessary */
1209 SvUPGRADE (data, SVt_PV); 1273 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1210 svptr = SvGROW (data, len + dataoffset + 1); 1274 svptr = sv_grow (data, len + dataoffset + 1);
1275 else if (SvCUR (data) < len + dataoffset)
1276 croak ("length + dataoffset outside of scalar, and cannot grow");
1211 } 1277 }
1212 1278
1213 { 1279 {
1214 dREQ; 1280 dREQ;
1215 1281
… …
1231 REQ_SEND; 1297 REQ_SEND;
1232 } 1298 }
1233} 1299}
1234 1300
1235void 1301void
1236aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1302aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1237 ALIAS: 1303 ALIAS:
1238 aio_readlink = EIO_READLINK 1304 aio_readlink = EIO_READLINK
1239 aio_realpath = EIO_REALPATH 1305 aio_realpath = EIO_REALPATH
1240 PPCODE: 1306 PPCODE:
1241{ 1307{
… …
1246 1312
1247 REQ_SEND; 1313 REQ_SEND;
1248} 1314}
1249 1315
1250void 1316void
1251aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1317aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef)
1252 PPCODE: 1318 PPCODE:
1253{ 1319{
1254 int ifd = s_fileno_croak (in_fh , 0); 1320 int ifd = s_fileno_croak (in_fh , 0);
1255 int ofd = s_fileno_croak (out_fh, 1); 1321 int ofd = s_fileno_croak (out_fh, 1);
1256 dREQ; 1322 dREQ;
1257 1323
1258 req->type = EIO_SENDFILE; 1324 req->type = EIO_SENDFILE;
1259 req->sv1 = newSVsv (out_fh); 1325 req->sv1 = newSVsv (out_fh);
1260 req->int1 = ofd; 1326 req->int1 = ofd;
… …
1265 1331
1266 REQ_SEND; 1332 REQ_SEND;
1267} 1333}
1268 1334
1269void 1335void
1270aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1336aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef)
1271 PPCODE: 1337 PPCODE:
1272{ 1338{
1273 int fd = s_fileno_croak (fh, 0); 1339 int fd = s_fileno_croak (fh, 0);
1274 dREQ; 1340 dREQ;
1275 1341
1276 req->type = EIO_READAHEAD; 1342 req->type = EIO_READAHEAD;
1277 req->sv1 = newSVsv (fh); 1343 req->sv1 = newSVsv (fh);
1278 req->int1 = fd; 1344 req->int1 = fd;
… …
1281 1347
1282 REQ_SEND; 1348 REQ_SEND;
1283} 1349}
1284 1350
1285void 1351void
1286aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 1352aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef)
1287 ALIAS: 1353 ALIAS:
1288 aio_stat = EIO_STAT 1354 aio_stat = EIO_STAT
1289 aio_lstat = EIO_LSTAT 1355 aio_lstat = EIO_LSTAT
1290 aio_statvfs = EIO_STATVFS 1356 aio_statvfs = EIO_STATVFS
1291 PPCODE: 1357 PPCODE:
… …
1312 RETVAL = makedev (maj, min); 1378 RETVAL = makedev (maj, min);
1313 OUTPUT: 1379 OUTPUT:
1314 RETVAL 1380 RETVAL
1315 1381
1316void 1382void
1317aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) 1383aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef)
1318 PPCODE: 1384 PPCODE:
1319{ 1385{
1320 dREQ; 1386 dREQ;
1321 1387
1322 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1388 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
… …
1325 1391
1326 REQ_SEND; 1392 REQ_SEND;
1327} 1393}
1328 1394
1329void 1395void
1330aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1396aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef)
1331 PPCODE: 1397 PPCODE:
1332{ 1398{
1333 dREQ; 1399 dREQ;
1334 1400
1335 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1401 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
… …
1337 1403
1338 REQ_SEND; 1404 REQ_SEND;
1339} 1405}
1340 1406
1341void 1407void
1342aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1408aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef)
1343 PPCODE: 1409 PPCODE:
1344{ 1410{
1345 dREQ; 1411 dREQ;
1346 1412
1347 req->int2 = mode; 1413 req->int2 = mode;
… …
1349 1415
1350 REQ_SEND; 1416 REQ_SEND;
1351} 1417}
1352 1418
1353void 1419void
1354aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) 1420aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef)
1355 PPCODE: 1421 PPCODE:
1356{ 1422{
1357 dREQ; 1423 dREQ;
1358 1424
1359 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1425 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
… …
1362 1428
1363 REQ_SEND; 1429 REQ_SEND;
1364} 1430}
1365 1431
1366void 1432void
1367aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) 1433aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef)
1368 PPCODE: 1434 PPCODE:
1369{ 1435{
1370 dREQ; 1436 dREQ;
1371 1437
1372 req->type = EIO_READDIR; 1438 req->type = EIO_READDIR;
… …
1379 1445
1380 REQ_SEND; 1446 REQ_SEND;
1381} 1447}
1382 1448
1383void 1449void
1384aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef) 1450aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef)
1385 PPCODE: 1451 PPCODE:
1386{ 1452{
1387 dREQ; 1453 dREQ;
1388 1454
1389 req->type = EIO_MKDIR; 1455 req->type = EIO_MKDIR;
… …
1392 1458
1393 REQ_SEND; 1459 REQ_SEND;
1394} 1460}
1395 1461
1396void 1462void
1397aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1463aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1398 ALIAS: 1464 ALIAS:
1399 aio_unlink = EIO_UNLINK 1465 aio_unlink = EIO_UNLINK
1400 aio_rmdir = EIO_RMDIR 1466 aio_rmdir = EIO_RMDIR
1401 aio_readdir = EIO_READDIR 1467 aio_readdir = EIO_READDIR
1402 PPCODE: 1468 PPCODE:
… …
1408 1474
1409 REQ_SEND; 1475 REQ_SEND;
1410} 1476}
1411 1477
1412void 1478void
1413aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) 1479aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef)
1414 ALIAS: 1480 ALIAS:
1415 aio_link = EIO_LINK 1481 aio_link = EIO_LINK
1416 aio_symlink = EIO_SYMLINK 1482 aio_symlink = EIO_SYMLINK
1417 aio_rename = EIO_RENAME 1483 aio_rename = EIO_RENAME
1418 PPCODE: 1484 PPCODE:
… …
1427 1493
1428 REQ_SEND; 1494 REQ_SEND;
1429} 1495}
1430 1496
1431void 1497void
1432aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) 1498aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef)
1433 PPCODE: 1499 PPCODE:
1434{ 1500{
1435 dREQ; 1501 dREQ;
1436 1502
1437 req->type = EIO_MKNOD; 1503 req->type = EIO_MKNOD;
… …
1441 1507
1442 REQ_SEND; 1508 REQ_SEND;
1443} 1509}
1444 1510
1445void 1511void
1446aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) 1512aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef)
1447 ALIAS: 1513 ALIAS:
1448 aio_mtouch = EIO_MTOUCH 1514 aio_mtouch = EIO_MTOUCH
1449 aio_msync = EIO_MSYNC 1515 aio_msync = EIO_MSYNC
1450 PPCODE: 1516 PPCODE:
1451{ 1517{
… …
1474 REQ_SEND; 1540 REQ_SEND;
1475 } 1541 }
1476} 1542}
1477 1543
1478void 1544void
1479aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) 1545aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1480 PPCODE: 1546 PPCODE:
1481{ 1547{
1482 STRLEN svlen; 1548 STRLEN svlen;
1483 char *svptr = SvPVbyte (data, svlen); 1549 char *svptr = SvPVbyte (data, svlen);
1484 UV len = SvUV (length); 1550 UV len = SvUV (length);
… …
1503 REQ_SEND; 1569 REQ_SEND;
1504 } 1570 }
1505} 1571}
1506 1572
1507void 1573void
1508aio_mlockall (IV flags, SV *callback=&PL_sv_undef) 1574aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1509 PPCODE: 1575 PPCODE:
1510{ 1576{
1511 dREQ; 1577 dREQ;
1512 1578
1513 req->type = EIO_MLOCKALL; 1579 req->type = EIO_MLOCKALL;
… …
1515 1581
1516 REQ_SEND; 1582 REQ_SEND;
1517} 1583}
1518 1584
1519void 1585void
1520aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback=&PL_sv_undef) 1586aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef)
1521 PPCODE: 1587 PPCODE:
1522{ 1588{
1523 int fd = s_fileno_croak (fh, 0); 1589 int fd = s_fileno_croak (fh, 0);
1524 dREQ; 1590 dREQ;
1525 1591
1526 req->type = EIO_CUSTOM; 1592 req->type = EIO_CUSTOM;
1527 req->sv1 = newSVsv (fh); 1593 req->sv1 = newSVsv (fh);
1528 req->int1 = fd; 1594 req->int1 = fd;
… …
1538 1604
1539 REQ_SEND; 1605 REQ_SEND;
1540} 1606}
1541 1607
1542void 1608void
1543aio_busy (double delay, SV *callback=&PL_sv_undef) 1609aio_busy (double delay, SV *callback = &PL_sv_undef)
1544 PPCODE: 1610 PPCODE:
1545{ 1611{
1546 dREQ; 1612 dREQ;
1547 1613
1548 req->type = EIO_BUSY; 1614 req->type = EIO_BUSY;
… …
1550 1616
1551 REQ_SEND; 1617 REQ_SEND;
1552} 1618}
1553 1619
1554void 1620void
1555aio_group (SV *callback=&PL_sv_undef) 1621aio_group (SV *callback = &PL_sv_undef)
1556 PPCODE: 1622 PPCODE:
1557{ 1623{
1558 dREQ; 1624 dREQ;
1559 1625
1560 req->type = EIO_GROUP; 1626 req->type = EIO_GROUP;
1561 1627
1628 PUTBACK;
1562 req_submit (req); 1629 req_submit (req);
1630 SPAGAIN;
1631
1563 XPUSHs (req_sv (req, aio_grp_stash)); 1632 XPUSHs (req_sv (req, aio_grp_stash));
1564} 1633}
1565 1634
1566void 1635void
1567aio_nop (SV *callback=&PL_sv_undef) 1636aio_nop (SV *callback = &PL_sv_undef)
1568 ALIAS: 1637 ALIAS:
1569 aio_nop = EIO_NOP 1638 aio_nop = EIO_NOP
1570 aio_sync = EIO_SYNC 1639 aio_sync = EIO_SYNC
1571 PPCODE: 1640 PPCODE:
1572{ 1641{
… …
1576 1645
1577 REQ_SEND; 1646 REQ_SEND;
1578} 1647}
1579 1648
1580int 1649int
1581aioreq_pri (int pri = 0) 1650aioreq_pri (int pri = NO_INIT)
1582 CODE: 1651 CODE:
1583 RETVAL = next_pri; 1652 RETVAL = next_pri;
1584 if (items > 0) 1653 if (items > 0)
1585 { 1654 {
1586 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 1655 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
… …
1676 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1745 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1677 OUTPUT: 1746 OUTPUT:
1678 RETVAL 1747 RETVAL
1679 1748
1680void 1749void
1681mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) 1750mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0)
1682 PPCODE: 1751 PPCODE:
1683 sv_unmagic (scalar, MMAP_MAGIC); 1752 sv_unmagic (scalar, MMAP_MAGIC);
1684{ 1753{
1685 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; 1754 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1686 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 1755 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
… …
1713munmap (SV *scalar) 1782munmap (SV *scalar)
1714 CODE: 1783 CODE:
1715 sv_unmagic (scalar, MMAP_MAGIC); 1784 sv_unmagic (scalar, MMAP_MAGIC);
1716 1785
1717int 1786int
1718madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 1787madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1719 ALIAS: 1788 ALIAS:
1720 mprotect = 1 1789 mprotect = 1
1721 CODE: 1790 CODE:
1722{ 1791{
1723 STRLEN svlen; 1792 STRLEN svlen;
1724 void *addr = SvPVbyte (scalar, svlen); 1793 void *addr = SvPVbyte (scalar, svlen);
1725 size_t len = SvUV (length); 1794 STRLEN len = SvUV (length);
1726 1795
1727 if (offset < 0) 1796 if (offset < 0)
1728 offset += svlen; 1797 offset += svlen;
1729 1798
1730 if (offset < 0 || offset > svlen) 1799 if (offset < 0 || offset > svlen)
… …
1744} 1813}
1745 OUTPUT: 1814 OUTPUT:
1746 RETVAL 1815 RETVAL
1747 1816
1748int 1817int
1749munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) 1818munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef)
1750 CODE: 1819 CODE:
1751{ 1820{
1752 STRLEN svlen; 1821 STRLEN svlen;
1753 void *addr = SvPVbyte (scalar, svlen); 1822 void *addr = SvPVbyte (scalar, svlen);
1754 size_t len = SvUV (length); 1823 size_t len = SvUV (length);
1755 1824
1756 if (offset < 0) 1825 if (offset < 0)
1757 offset += svlen; 1826 offset += svlen;
1758 1827
… …
1765 addr = (void *)(((intptr_t)addr) + offset); 1834 addr = (void *)(((intptr_t)addr) + offset);
1766 eio_page_align (&addr, &len); 1835 eio_page_align (&addr, &len);
1767#if _POSIX_MEMLOCK_RANGE 1836#if _POSIX_MEMLOCK_RANGE
1768 RETVAL = munlock (addr, len); 1837 RETVAL = munlock (addr, len);
1769#else 1838#else
1770 RETVAL = ((errno = ENOSYS), -1); 1839 RETVAL = EIO_ENOSYS ();
1771#endif 1840#endif
1772} 1841}
1773 OUTPUT: 1842 OUTPUT:
1774 RETVAL 1843 RETVAL
1775 1844
… …
1777munlockall () 1846munlockall ()
1778 CODE: 1847 CODE:
1779#if _POSIX_MEMLOCK 1848#if _POSIX_MEMLOCK
1780 munlockall (); 1849 munlockall ();
1781#else 1850#else
1782 RETVAL = -1; 1851 RETVAL = EIO_ENOSYS ();
1783 errno = ENOSYS;
1784#endif 1852#endif
1785 OUTPUT: 1853 OUTPUT:
1786 RETVAL 1854 RETVAL
1855
1856int
1857splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
1858 CODE:
1859{
1860#if HAVE_LINUX_SPLICE
1861 loff_t off_in_, off_out_;
1862 RETVAL = splice (
1863 rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0,
1864 wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0,
1865 length, flags
1866 );
1867#else
1868 RETVAL = EIO_ENOSYS ();
1869#endif
1870}
1871 OUTPUT:
1872 RETVAL
1873
1874int
1875tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
1876 CODE:
1877#if HAVE_LINUX_SPLICE
1878 RETVAL = tee (rfh, wfh, length, flags);
1879#else
1880 RETVAL = EIO_ENOSYS ();
1881#endif
1882 OUTPUT:
1883 RETVAL
1884
1885int
1886pipesize (aio_rfd rfh, int new_size = -1)
1887 PROTOTYPE: $;$
1888 CODE:
1889#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
1890 if (new_size >= 0)
1891 RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
1892 else
1893 RETVAL = fcntl (rfh, F_GETPIPE_SZ);
1894#else
1895 errno = ENOSYS;
1896 RETVAL = -1;
1897#endif
1898 OUTPUT:
1899 RETVAL
1900
1901void
1902pipe2 (int flags = 0)
1903 PROTOTYPE: ;$
1904 PPCODE:
1905{
1906 int fd[2];
1907 int res;
1908
1909 if (flags)
1910#if HAVE_PIPE2
1911 res = pipe2 (fd, flags);
1912#else
1913 res = (errno = ENOSYS, -1);
1914#endif
1915 else
1916 res = pipe (fd);
1917
1918 if (!res)
1919 {
1920 EXTEND (SP, 2);
1921 PUSHs (newmortalFH (fd[0], O_RDONLY));
1922 PUSHs (newmortalFH (fd[1], O_WRONLY));
1923 }
1924}
1787 1925
1788void _on_next_submit (SV *cb) 1926void _on_next_submit (SV *cb)
1789 CODE: 1927 CODE:
1790 SvREFCNT_dec (on_next_submit); 1928 SvREFCNT_dec (on_next_submit);
1791 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1929 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
… …
1826cancel (aio_req_ornot req) 1964cancel (aio_req_ornot req)
1827 CODE: 1965 CODE:
1828 eio_cancel (req); 1966 eio_cancel (req);
1829 1967
1830void 1968void
1831cb (aio_req_ornot req, SV *callback=&PL_sv_undef) 1969cb (aio_req_ornot req, SV *callback = NO_INIT)
1832 PPCODE: 1970 PPCODE:
1833{ 1971{
1834 if (GIMME_V != G_VOID) 1972 if (GIMME_V != G_VOID)
1835 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); 1973 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1836 1974
1837 if (items > 1) 1975 if (items > 1)
1838 { 1976 {
1839 SV *cb_cv =get_cb (callback); 1977 SV *cb_cv = get_cb (callback);
1840 1978
1841 SvREFCNT_dec (req->callback); 1979 SvREFCNT_dec (req->callback);
1842 req->callback = SvREFCNT_inc (cb_cv); 1980 req->callback = SvREFCNT_inc (cb_cv);
1843 } 1981 }
1844} 1982}
… …
1901limit (aio_req grp, int limit) 2039limit (aio_req grp, int limit)
1902 CODE: 2040 CODE:
1903 eio_grp_limit (grp, limit); 2041 eio_grp_limit (grp, limit);
1904 2042
1905void 2043void
1906feed (aio_req grp, SV *callback=&PL_sv_undef) 2044feed (aio_req grp, SV *callback = &PL_sv_undef)
1907 CODE: 2045 CODE:
1908{ 2046{
1909 SvREFCNT_dec (grp->sv2); 2047 SvREFCNT_dec (grp->sv2);
1910 grp->sv2 = newSVsv (callback); 2048 grp->sv2 = newSVsv (callback);
1911 grp->feed = aio_grp_feed; 2049 grp->feed = aio_grp_feed;

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