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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 1.241 by root, Sun May 1 17:19:39 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;
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
… …
655{ 704{
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 (EIO_POOL->reslock);
661 size = res_queue.size; 710 size = EIO_POOL->res_queue.size;
662 X_UNLOCK (reslock); 711 X_UNLOCK (EIO_POOL->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)
940 const_iv (MAP_LOCKED) 990 const_iv (MAP_LOCKED)
941 const_iv (MAP_NORESERVE) 991 const_iv (MAP_NORESERVE)
942 const_iv (MAP_POPULATE) 992 const_iv (MAP_POPULATE)
943 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)
944 998
945 const_iv (FIEMAP_FLAG_SYNC) 999 const_iv (FIEMAP_FLAG_SYNC)
946 const_iv (FIEMAP_FLAG_XATTR) 1000 const_iv (FIEMAP_FLAG_XATTR)
947 const_iv (FIEMAP_FLAGS_COMPAT) 1001 const_iv (FIEMAP_FLAGS_COMPAT)
948 const_iv (FIEMAP_EXTENT_LAST) 1002 const_iv (FIEMAP_EXTENT_LAST)
… …
955 const_iv (FIEMAP_EXTENT_DATA_TAIL) 1009 const_iv (FIEMAP_EXTENT_DATA_TAIL)
956 const_iv (FIEMAP_EXTENT_UNWRITTEN) 1010 const_iv (FIEMAP_EXTENT_UNWRITTEN)
957 const_iv (FIEMAP_EXTENT_MERGED) 1011 const_iv (FIEMAP_EXTENT_MERGED)
958 const_iv (FIEMAP_EXTENT_SHARED) 1012 const_iv (FIEMAP_EXTENT_SHARED)
959 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 */
960 const_eio (SEEK_SET) 1020 const_eio (SEEK_SET)
961 const_eio (SEEK_CUR) 1021 const_eio (SEEK_CUR)
962 const_eio (SEEK_END) 1022 const_eio (SEEK_END)
963 1023
964 const_eio (MCL_FUTURE) 1024 const_eio (MCL_FUTURE)
… …
973 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 1033 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
974 const_eio (SYNC_FILE_RANGE_WRITE) 1034 const_eio (SYNC_FILE_RANGE_WRITE)
975 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 1035 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
976 1036
977 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)
978 1041
979 const_eio (READDIR_DENTS) 1042 const_eio (READDIR_DENTS)
980 const_eio (READDIR_DIRS_FIRST) 1043 const_eio (READDIR_DIRS_FIRST)
981 const_eio (READDIR_STAT_ORDER) 1044 const_eio (READDIR_STAT_ORDER)
982 const_eio (READDIR_FOUND_UNKNOWN) 1045 const_eio (READDIR_FOUND_UNKNOWN)
… …
1050 PROTOTYPE: $ 1113 PROTOTYPE: $
1051 CODE: 1114 CODE:
1052 max_outstanding = maxreqs; 1115 max_outstanding = maxreqs;
1053 1116
1054void 1117void
1055aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef) 1118aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef)
1056 PPCODE: 1119 PPCODE:
1057{ 1120{
1058 dREQ; 1121 dREQ;
1059 1122
1060 req->type = EIO_WD_OPEN; 1123 req->type = EIO_WD_OPEN;
… …
1062 1125
1063 REQ_SEND; 1126 REQ_SEND;
1064} 1127}
1065 1128
1066void 1129void
1067aio_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)
1068 PPCODE: 1131 PPCODE:
1069{ 1132{
1070 dREQ; 1133 dREQ;
1071 1134
1072 req->type = EIO_OPEN; 1135 req->type = EIO_OPEN;
… …
1076 1139
1077 REQ_SEND; 1140 REQ_SEND;
1078} 1141}
1079 1142
1080void 1143void
1081aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1144aio_fsync (SV *fh, SV *callback = &PL_sv_undef)
1082 ALIAS: 1145 ALIAS:
1083 aio_fsync = EIO_FSYNC 1146 aio_fsync = EIO_FSYNC
1084 aio_fdatasync = EIO_FDATASYNC 1147 aio_fdatasync = EIO_FDATASYNC
1085 aio_syncfs = EIO_SYNCFS 1148 aio_syncfs = EIO_SYNCFS
1086 PPCODE: 1149 PPCODE:
1087{ 1150{
1088 int fd = s_fileno_croak (fh, 0); 1151 int fd = s_fileno_croak (fh, 0);
1089 dREQ; 1152 dREQ;
1090 1153
1091 req->type = ix; 1154 req->type = ix;
1092 req->sv1 = newSVsv (fh); 1155 req->sv1 = newSVsv (fh);
1093 req->int1 = fd; 1156 req->int1 = fd;
1094 1157
1095 REQ_SEND; 1158 REQ_SEND;
1096} 1159}
1097 1160
1098void 1161void
1099aio_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)
1100 PPCODE: 1163 PPCODE:
1101{ 1164{
1102 int fd = s_fileno_croak (fh, 0); 1165 int fd = s_fileno_croak (fh, 0);
1103 dREQ; 1166 dREQ;
1104 1167
1105 req->type = EIO_SYNC_FILE_RANGE; 1168 req->type = EIO_SYNC_FILE_RANGE;
1106 req->sv1 = newSVsv (fh); 1169 req->sv1 = newSVsv (fh);
1107 req->int1 = fd; 1170 req->int1 = fd;
… …
1111 1174
1112 REQ_SEND; 1175 REQ_SEND;
1113} 1176}
1114 1177
1115void 1178void
1116aio_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)
1117 PPCODE: 1180 PPCODE:
1118{ 1181{
1119 int fd = s_fileno_croak (fh, 0); 1182 int fd = s_fileno_croak (fh, 0);
1120 dREQ; 1183 dREQ;
1121 1184
1122 req->type = EIO_FALLOCATE; 1185 req->type = EIO_FALLOCATE;
1123 req->sv1 = newSVsv (fh); 1186 req->sv1 = newSVsv (fh);
1124 req->int1 = fd; 1187 req->int1 = fd;
… …
1128 1191
1129 REQ_SEND; 1192 REQ_SEND;
1130} 1193}
1131 1194
1132void 1195void
1133aio_close (SV *fh, SV *callback=&PL_sv_undef) 1196aio_close (SV *fh, SV *callback = &PL_sv_undef)
1134 PPCODE: 1197 PPCODE:
1135{ 1198{
1136 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 */
1137 int fd = s_fileno_croak (fh, 0); 1200 int fd = s_fileno_croak (fh, 0);
1138 dREQ; 1201 dREQ;
1139 1202
1140 if (expect_false (close_fd < 0)) 1203 if (expect_false (close_fd < 0))
1141 { 1204 {
1142 int pipefd [2]; 1205 int pipefd [2];
… …
1162 1225
1163 REQ_SEND; 1226 REQ_SEND;
1164} 1227}
1165 1228
1166void 1229void
1167aio_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)
1168 PPCODE: 1231 PPCODE:
1169{ 1232{
1170 int fd = s_fileno_croak (fh, 0); 1233 int fd = s_fileno_croak (fh, 0);
1171 dREQ; 1234 dREQ;
1172 1235
… …
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
1301aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef)
1302 ALIAS:
1303 aio_ioctl = EIO_IOCTL
1304 aio_fcntl = EIO_FCNTL
1305 PPCODE:
1306{
1307 int fd = s_fileno_croak (fh, 0);
1308 char *svptr;
1309
1310 if (SvPOK (arg) || !SvNIOK (arg))
1311 {
1312 STRLEN svlen;
1313 /* perl uses IOCPARM_LEN for fcntl, so we do, too */
1314#ifdef IOCPARM_LEN
1315 STRLEN need = IOCPARM_LEN (request);
1316#else
1317 STRLEN need = 256;
1318#endif
1319
1320 if (svlen < need)
1321 svptr = SvGROW (arg, need);
1322 }
1323 else
1324 svptr = (char *)SvIV (arg);
1325
1326 {
1327 dREQ;
1328
1329 req->type = ix;
1330 req->sv1 = newSVsv (fh);
1331 req->int1 = fd;
1332 req->int2 = (long)request;
1333 req->sv2 = SvREFCNT_inc (arg);
1334 req->ptr2 = svptr;
1335
1336 REQ_SEND;
1337 }
1338}
1339
1340void
1236aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1341aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1237 ALIAS: 1342 ALIAS:
1238 aio_readlink = EIO_READLINK 1343 aio_readlink = EIO_READLINK
1239 aio_realpath = EIO_REALPATH 1344 aio_realpath = EIO_REALPATH
1240 PPCODE: 1345 PPCODE:
1241{ 1346{
… …
1246 1351
1247 REQ_SEND; 1352 REQ_SEND;
1248} 1353}
1249 1354
1250void 1355void
1251aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1356aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef)
1252 PPCODE: 1357 PPCODE:
1253{ 1358{
1254 int ifd = s_fileno_croak (in_fh , 0); 1359 int ifd = s_fileno_croak (in_fh , 0);
1255 int ofd = s_fileno_croak (out_fh, 1); 1360 int ofd = s_fileno_croak (out_fh, 1);
1256 dREQ; 1361 dREQ;
1257 1362
1258 req->type = EIO_SENDFILE; 1363 req->type = EIO_SENDFILE;
1259 req->sv1 = newSVsv (out_fh); 1364 req->sv1 = newSVsv (out_fh);
1260 req->int1 = ofd; 1365 req->int1 = ofd;
… …
1265 1370
1266 REQ_SEND; 1371 REQ_SEND;
1267} 1372}
1268 1373
1269void 1374void
1270aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1375aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef)
1271 PPCODE: 1376 PPCODE:
1272{ 1377{
1273 int fd = s_fileno_croak (fh, 0); 1378 int fd = s_fileno_croak (fh, 0);
1274 dREQ; 1379 dREQ;
1275 1380
1276 req->type = EIO_READAHEAD; 1381 req->type = EIO_READAHEAD;
1277 req->sv1 = newSVsv (fh); 1382 req->sv1 = newSVsv (fh);
1278 req->int1 = fd; 1383 req->int1 = fd;
… …
1281 1386
1282 REQ_SEND; 1387 REQ_SEND;
1283} 1388}
1284 1389
1285void 1390void
1286aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 1391aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef)
1287 ALIAS: 1392 ALIAS:
1288 aio_stat = EIO_STAT 1393 aio_stat = EIO_STAT
1289 aio_lstat = EIO_LSTAT 1394 aio_lstat = EIO_LSTAT
1290 aio_statvfs = EIO_STATVFS 1395 aio_statvfs = EIO_STATVFS
1291 PPCODE: 1396 PPCODE:
… …
1300UV 1405UV
1301major (UV dev) 1406major (UV dev)
1302 ALIAS: 1407 ALIAS:
1303 minor = 1 1408 minor = 1
1304 CODE: 1409 CODE:
1305 RETVAL = ix ? major (dev) : minor (dev); 1410 RETVAL = ix ? minor (dev) : major (dev);
1306 OUTPUT: 1411 OUTPUT:
1307 RETVAL 1412 RETVAL
1308 1413
1309UV 1414UV
1310makedev (UV maj, UV min) 1415makedev (UV maj, UV min)
… …
1312 RETVAL = makedev (maj, min); 1417 RETVAL = makedev (maj, min);
1313 OUTPUT: 1418 OUTPUT:
1314 RETVAL 1419 RETVAL
1315 1420
1316void 1421void
1317aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) 1422aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef)
1318 PPCODE: 1423 PPCODE:
1319{ 1424{
1320 dREQ; 1425 dREQ;
1321 1426
1322 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1427 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
… …
1325 1430
1326 REQ_SEND; 1431 REQ_SEND;
1327} 1432}
1328 1433
1329void 1434void
1330aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1435aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef)
1331 PPCODE: 1436 PPCODE:
1332{ 1437{
1333 dREQ; 1438 dREQ;
1334 1439
1335 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1440 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
… …
1337 1442
1338 REQ_SEND; 1443 REQ_SEND;
1339} 1444}
1340 1445
1341void 1446void
1342aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1447aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef)
1343 PPCODE: 1448 PPCODE:
1344{ 1449{
1345 dREQ; 1450 dREQ;
1346 1451
1347 req->int2 = mode; 1452 req->int2 = mode;
… …
1349 1454
1350 REQ_SEND; 1455 REQ_SEND;
1351} 1456}
1352 1457
1353void 1458void
1354aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) 1459aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef)
1355 PPCODE: 1460 PPCODE:
1356{ 1461{
1357 dREQ; 1462 dREQ;
1358 1463
1359 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1464 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
… …
1362 1467
1363 REQ_SEND; 1468 REQ_SEND;
1364} 1469}
1365 1470
1366void 1471void
1367aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) 1472aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef)
1368 PPCODE: 1473 PPCODE:
1369{ 1474{
1370 dREQ; 1475 dREQ;
1371 1476
1372 req->type = EIO_READDIR; 1477 req->type = EIO_READDIR;
… …
1379 1484
1380 REQ_SEND; 1485 REQ_SEND;
1381} 1486}
1382 1487
1383void 1488void
1384aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef) 1489aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef)
1385 PPCODE: 1490 PPCODE:
1386{ 1491{
1387 dREQ; 1492 dREQ;
1388 1493
1389 req->type = EIO_MKDIR; 1494 req->type = EIO_MKDIR;
… …
1392 1497
1393 REQ_SEND; 1498 REQ_SEND;
1394} 1499}
1395 1500
1396void 1501void
1397aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1502aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1398 ALIAS: 1503 ALIAS:
1399 aio_unlink = EIO_UNLINK 1504 aio_unlink = EIO_UNLINK
1400 aio_rmdir = EIO_RMDIR 1505 aio_rmdir = EIO_RMDIR
1401 aio_readdir = EIO_READDIR 1506 aio_readdir = EIO_READDIR
1402 PPCODE: 1507 PPCODE:
… …
1408 1513
1409 REQ_SEND; 1514 REQ_SEND;
1410} 1515}
1411 1516
1412void 1517void
1413aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) 1518aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef)
1414 ALIAS: 1519 ALIAS:
1415 aio_link = EIO_LINK 1520 aio_link = EIO_LINK
1416 aio_symlink = EIO_SYMLINK 1521 aio_symlink = EIO_SYMLINK
1417 aio_rename = EIO_RENAME 1522 aio_rename = EIO_RENAME
1418 PPCODE: 1523 PPCODE:
… …
1427 1532
1428 REQ_SEND; 1533 REQ_SEND;
1429} 1534}
1430 1535
1431void 1536void
1432aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) 1537aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef)
1433 PPCODE: 1538 PPCODE:
1434{ 1539{
1435 dREQ; 1540 dREQ;
1436 1541
1437 req->type = EIO_MKNOD; 1542 req->type = EIO_MKNOD;
… …
1441 1546
1442 REQ_SEND; 1547 REQ_SEND;
1443} 1548}
1444 1549
1445void 1550void
1446aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) 1551aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef)
1447 ALIAS: 1552 ALIAS:
1448 aio_mtouch = EIO_MTOUCH 1553 aio_mtouch = EIO_MTOUCH
1449 aio_msync = EIO_MSYNC 1554 aio_msync = EIO_MSYNC
1450 PPCODE: 1555 PPCODE:
1451{ 1556{
… …
1474 REQ_SEND; 1579 REQ_SEND;
1475 } 1580 }
1476} 1581}
1477 1582
1478void 1583void
1479aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) 1584aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1480 PPCODE: 1585 PPCODE:
1481{ 1586{
1482 STRLEN svlen; 1587 STRLEN svlen;
1483 char *svptr = SvPVbyte (data, svlen); 1588 char *svptr = SvPVbyte (data, svlen);
1484 UV len = SvUV (length); 1589 UV len = SvUV (length);
… …
1503 REQ_SEND; 1608 REQ_SEND;
1504 } 1609 }
1505} 1610}
1506 1611
1507void 1612void
1508aio_mlockall (IV flags, SV *callback=&PL_sv_undef) 1613aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1509 PPCODE: 1614 PPCODE:
1510{ 1615{
1511 dREQ; 1616 dREQ;
1512 1617
1513 req->type = EIO_MLOCKALL; 1618 req->type = EIO_MLOCKALL;
… …
1515 1620
1516 REQ_SEND; 1621 REQ_SEND;
1517} 1622}
1518 1623
1519void 1624void
1520aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback=&PL_sv_undef) 1625aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef)
1521 PPCODE: 1626 PPCODE:
1522{ 1627{
1523 int fd = s_fileno_croak (fh, 0); 1628 int fd = s_fileno_croak (fh, 0);
1524 dREQ; 1629 dREQ;
1525 1630
1526 req->type = EIO_CUSTOM; 1631 req->type = EIO_CUSTOM;
1527 req->sv1 = newSVsv (fh); 1632 req->sv1 = newSVsv (fh);
1528 req->int1 = fd; 1633 req->int1 = fd;
… …
1538 1643
1539 REQ_SEND; 1644 REQ_SEND;
1540} 1645}
1541 1646
1542void 1647void
1543aio_busy (double delay, SV *callback=&PL_sv_undef) 1648aio_busy (double delay, SV *callback = &PL_sv_undef)
1544 PPCODE: 1649 PPCODE:
1545{ 1650{
1546 dREQ; 1651 dREQ;
1547 1652
1548 req->type = EIO_BUSY; 1653 req->type = EIO_BUSY;
… …
1550 1655
1551 REQ_SEND; 1656 REQ_SEND;
1552} 1657}
1553 1658
1554void 1659void
1555aio_group (SV *callback=&PL_sv_undef) 1660aio_group (SV *callback = &PL_sv_undef)
1556 PPCODE: 1661 PPCODE:
1557{ 1662{
1558 dREQ; 1663 dREQ;
1559 1664
1560 req->type = EIO_GROUP; 1665 req->type = EIO_GROUP;
1561 1666
1667 PUTBACK;
1562 req_submit (req); 1668 req_submit (req);
1669 SPAGAIN;
1670
1563 XPUSHs (req_sv (req, aio_grp_stash)); 1671 XPUSHs (req_sv (req, aio_grp_stash));
1564} 1672}
1565 1673
1566void 1674void
1567aio_nop (SV *callback=&PL_sv_undef) 1675aio_nop (SV *callback = &PL_sv_undef)
1568 ALIAS: 1676 ALIAS:
1569 aio_nop = EIO_NOP 1677 aio_nop = EIO_NOP
1570 aio_sync = EIO_SYNC 1678 aio_sync = EIO_SYNC
1571 PPCODE: 1679 PPCODE:
1572{ 1680{
… …
1576 1684
1577 REQ_SEND; 1685 REQ_SEND;
1578} 1686}
1579 1687
1580int 1688int
1581aioreq_pri (int pri = 0) 1689aioreq_pri (int pri = NO_INIT)
1582 CODE: 1690 CODE:
1583 RETVAL = next_pri; 1691 RETVAL = next_pri;
1584 if (items > 0) 1692 if (items > 0)
1585 { 1693 {
1586 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 1694 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
… …
1676 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1784 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1677 OUTPUT: 1785 OUTPUT:
1678 RETVAL 1786 RETVAL
1679 1787
1680void 1788void
1681mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) 1789mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0)
1682 PPCODE: 1790 PPCODE:
1683 sv_unmagic (scalar, MMAP_MAGIC); 1791 sv_unmagic (scalar, MMAP_MAGIC);
1684{ 1792{
1685 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; 1793 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1686 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 1794 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
… …
1713munmap (SV *scalar) 1821munmap (SV *scalar)
1714 CODE: 1822 CODE:
1715 sv_unmagic (scalar, MMAP_MAGIC); 1823 sv_unmagic (scalar, MMAP_MAGIC);
1716 1824
1717int 1825int
1718madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 1826madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1719 ALIAS: 1827 ALIAS:
1720 mprotect = 1 1828 mprotect = 1
1721 CODE: 1829 CODE:
1722{ 1830{
1723 STRLEN svlen; 1831 STRLEN svlen;
1724 void *addr = SvPVbyte (scalar, svlen); 1832 void *addr = SvPVbyte (scalar, svlen);
1725 size_t len = SvUV (length); 1833 STRLEN len = SvUV (length);
1726 1834
1727 if (offset < 0) 1835 if (offset < 0)
1728 offset += svlen; 1836 offset += svlen;
1729 1837
1730 if (offset < 0 || offset > svlen) 1838 if (offset < 0 || offset > svlen)
… …
1744} 1852}
1745 OUTPUT: 1853 OUTPUT:
1746 RETVAL 1854 RETVAL
1747 1855
1748int 1856int
1749munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) 1857munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef)
1750 CODE: 1858 CODE:
1751{ 1859{
1752 STRLEN svlen; 1860 STRLEN svlen;
1753 void *addr = SvPVbyte (scalar, svlen); 1861 void *addr = SvPVbyte (scalar, svlen);
1754 size_t len = SvUV (length); 1862 size_t len = SvUV (length);
1755 1863
1756 if (offset < 0) 1864 if (offset < 0)
1757 offset += svlen; 1865 offset += svlen;
1758 1866
… …
1765 addr = (void *)(((intptr_t)addr) + offset); 1873 addr = (void *)(((intptr_t)addr) + offset);
1766 eio_page_align (&addr, &len); 1874 eio_page_align (&addr, &len);
1767#if _POSIX_MEMLOCK_RANGE 1875#if _POSIX_MEMLOCK_RANGE
1768 RETVAL = munlock (addr, len); 1876 RETVAL = munlock (addr, len);
1769#else 1877#else
1770 RETVAL = ((errno = ENOSYS), -1); 1878 RETVAL = EIO_ENOSYS ();
1771#endif 1879#endif
1772} 1880}
1773 OUTPUT: 1881 OUTPUT:
1774 RETVAL 1882 RETVAL
1775 1883
… …
1777munlockall () 1885munlockall ()
1778 CODE: 1886 CODE:
1779#if _POSIX_MEMLOCK 1887#if _POSIX_MEMLOCK
1780 munlockall (); 1888 munlockall ();
1781#else 1889#else
1782 RETVAL = -1; 1890 RETVAL = EIO_ENOSYS ();
1783 errno = ENOSYS;
1784#endif 1891#endif
1785 OUTPUT: 1892 OUTPUT:
1786 RETVAL 1893 RETVAL
1894
1895int
1896splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
1897 CODE:
1898{
1899#if HAVE_LINUX_SPLICE
1900 loff_t off_in_, off_out_;
1901 RETVAL = splice (
1902 rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0,
1903 wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0,
1904 length, flags
1905 );
1906#else
1907 RETVAL = EIO_ENOSYS ();
1908#endif
1909}
1910 OUTPUT:
1911 RETVAL
1912
1913int
1914tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
1915 CODE:
1916#if HAVE_LINUX_SPLICE
1917 RETVAL = tee (rfh, wfh, length, flags);
1918#else
1919 RETVAL = EIO_ENOSYS ();
1920#endif
1921 OUTPUT:
1922 RETVAL
1923
1924int
1925pipesize (aio_rfd rfh, int new_size = -1)
1926 PROTOTYPE: $;$
1927 CODE:
1928#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
1929 if (new_size >= 0)
1930 RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
1931 else
1932 RETVAL = fcntl (rfh, F_GETPIPE_SZ);
1933#else
1934 errno = ENOSYS;
1935 RETVAL = -1;
1936#endif
1937 OUTPUT:
1938 RETVAL
1939
1940void
1941pipe2 (int flags = 0)
1942 PROTOTYPE: ;$
1943 PPCODE:
1944{
1945 int fd[2];
1946 int res;
1947
1948 if (flags)
1949#if HAVE_PIPE2
1950 res = pipe2 (fd, flags);
1951#else
1952 res = (errno = ENOSYS, -1);
1953#endif
1954 else
1955 res = pipe (fd);
1956
1957 if (!res)
1958 {
1959 EXTEND (SP, 2);
1960 PUSHs (newmortalFH (fd[0], O_RDONLY));
1961 PUSHs (newmortalFH (fd[1], O_WRONLY));
1962 }
1963}
1787 1964
1788void _on_next_submit (SV *cb) 1965void _on_next_submit (SV *cb)
1789 CODE: 1966 CODE:
1790 SvREFCNT_dec (on_next_submit); 1967 SvREFCNT_dec (on_next_submit);
1791 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1968 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
… …
1826cancel (aio_req_ornot req) 2003cancel (aio_req_ornot req)
1827 CODE: 2004 CODE:
1828 eio_cancel (req); 2005 eio_cancel (req);
1829 2006
1830void 2007void
1831cb (aio_req_ornot req, SV *callback=&PL_sv_undef) 2008cb (aio_req_ornot req, SV *callback = NO_INIT)
1832 PPCODE: 2009 PPCODE:
1833{ 2010{
1834 if (GIMME_V != G_VOID) 2011 if (GIMME_V != G_VOID)
1835 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); 2012 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1836 2013
1837 if (items > 1) 2014 if (items > 1)
1838 { 2015 {
1839 SV *cb_cv =get_cb (callback); 2016 SV *cb_cv = get_cb (callback);
1840 2017
1841 SvREFCNT_dec (req->callback); 2018 SvREFCNT_dec (req->callback);
1842 req->callback = SvREFCNT_inc (cb_cv); 2019 req->callback = SvREFCNT_inc (cb_cv);
1843 } 2020 }
1844} 2021}
… …
1901limit (aio_req grp, int limit) 2078limit (aio_req grp, int limit)
1902 CODE: 2079 CODE:
1903 eio_grp_limit (grp, limit); 2080 eio_grp_limit (grp, limit);
1904 2081
1905void 2082void
1906feed (aio_req grp, SV *callback=&PL_sv_undef) 2083feed (aio_req grp, SV *callback = &PL_sv_undef)
1907 CODE: 2084 CODE:
1908{ 2085{
1909 SvREFCNT_dec (grp->sv2); 2086 SvREFCNT_dec (grp->sv2);
1910 grp->sv2 = newSVsv (callback); 2087 grp->sv2 = newSVsv (callback);
1911 grp->feed = aio_grp_feed; 2088 grp->feed = aio_grp_feed;

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