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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.219 by root, Fri Jul 27 18:43:25 2012 UTC vs.
Revision 1.242 by root, Tue Jul 12 20:46:33 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
27# include <linux/types.h> 31# include <linux/types.h>
28# include <linux/fiemap.h> 32# include <linux/fiemap.h>
29# define HAVE_FIEMAP 1 33# define HAVE_FIEMAP 1
141# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ 145# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
142# endif 146# endif
143#endif 147#endif
144 148
145/* 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 */
146#include "def0.h" 151#include "def0.h"
147 152
148#ifndef makedev 153#ifndef makedev
149# define makedev(maj,min) (((maj) << 8) | (min)) 154# define makedev(maj,min) (((maj) << 8) | (min))
150#endif 155#endif
153#endif 158#endif
154#ifndef minor 159#ifndef minor
155# define minor(dev) ((dev) & 0xff) 160# define minor(dev) ((dev) & 0xff)
156#endif 161#endif
157 162
158#ifndef PAGESIZE 163#if PAGESIZE <= 0
159# define PAGESIZE sysconf (_SC_PAGESIZE) 164# define PAGESIZE sysconf (_SC_PAGESIZE)
160#endif 165#endif
161 166
162/*****************************************************************************/ 167/*****************************************************************************/
163 168
165fiemap (eio_req *req) 170fiemap (eio_req *req)
166{ 171{
167 req->result = -1; 172 req->result = -1;
168 173
169#if HAVE_FIEMAP 174#if HAVE_FIEMAP
175 /* assume some c99 */
176 struct fiemap *fiemap = 0;
177 size_t end_offset;
170 int count = req->int3; 178 int count = req->int3;
171 179
172 /* heuristic: first try with 72 extents if we don't know how many, */ 180 req->flags |= EIO_FLAG_PTR1_FREE;
173 /* as most files have (hopefully) fewer than this many extents */ 181
174 /* in fact, most should have <= 2, so 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 */
175 if (count < 0) 184 if (count < 0)
176 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);
177 215
178 for (;;) 216 for (;;)
179 { 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;
180 struct fiemap *fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); 235 fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
181 errno = ENOMEM; 236 errno = ENOMEM;
182 if (!fiemap) 237 if (!fiemap)
183 return; 238 return;
184 239
185 req->ptr1 = fiemap; 240 req->ptr1 = fiemap;
186 req->flags |= EIO_FLAG_PTR1_FREE;
187 241
188 fiemap->fm_start = req->offs; 242 for (count = 0; count < incmap->fm_mapped_extents; ++count)
189 fiemap->fm_length = req->size; 243 {
190 fiemap->fm_flags = req->int2; 244 struct fiemap_extent *e = incmap->fm_extents + count;
191 fiemap->fm_extent_count = count;
192 245
193 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap)) 246 if (e->fe_logical + e->fe_length >= end_offset)
194 return; 247 goto done;
195 248
196 if (req->int3 >= 0) 249 fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
197 break; /* when not autosizing we are done */
198 250
199 if (fiemap->fm_mapped_extents < count) 251 if (e->fe_flags & FIEMAP_EXTENT_LAST)
200 /* either autosizing succeeded, 252 goto done;
201 * or the file had no extents
202 * or we luckily had enough space */
203 break;
204 253
205 /* some kernels overwrite fm_length, so just reset everything */ 254 }
206 fiemap->fm_start = req->offs;
207 fiemap->fm_length = req->size;
208 fiemap->fm_flags = req->int2;
209 fiemap->fm_extent_count = 0;
210
211 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap))
212 return;
213
214 /* to work around a kernel bug, we allocate one more */
215 count = fiemap->fm_mapped_extents + 1;
216
217 free (fiemap);
218 } 255 }
219 256
257done:
220 req->result = 0; 258 req->result = 0;
221 259
222#else 260#else
223 errno = ENOSYS; 261 errno = ENOSYS;
224#endif 262#endif
271} 309}
272 310
273static SV * 311static SV *
274newSVaio_wd (aio_wd wd) 312newSVaio_wd (aio_wd wd)
275{ 313{
276 return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash); 314 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
277} 315}
278 316
279static aio_req 317static aio_req
280SvAIO_REQ (SV *sv) 318SvAIO_REQ (SV *sv)
281{ 319{
300 || SvTYPE (SvRV (sv)) != SVt_PVMG 338 || SvTYPE (SvRV (sv)) != SVt_PVMG
301 || SvSTASH (SvRV (sv)) != aio_wd_stash) 339 || SvSTASH (SvRV (sv)) != aio_wd_stash)
302 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");
303 341
304 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;
305} 368}
306 369
307static void 370static void
308aio_grp_feed (aio_req grp) 371aio_grp_feed (aio_req grp)
309{ 372{
437 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))));
438 } 501 }
439 break; 502 break;
440 503
441 case EIO_OPEN: 504 case EIO_OPEN:
442 { 505 PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR)));
443 /* convert fd to fh */
444 SV *fh = &PL_sv_undef;
445
446 if (req->result >= 0)
447 {
448 GV *gv = (GV *)sv_newmortal ();
449 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR);
450 char sym [64];
451 int symlen;
452
453 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
454 gv_init (gv, aio_stash, sym, symlen, 0);
455
456 symlen = snprintf (
457 sym,
458 sizeof (sym),
459 "%s&=%d",
460 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
461 (int)req->result
462 );
463
464 if (do_open (gv, sym, symlen, 0, 0, 0, 0))
465 fh = (SV *)gv;
466 }
467
468 PUSHs (fh);
469 }
470 break; 506 break;
471 507
472 case EIO_STATVFS: 508 case EIO_STATVFS:
473 case EIO_FSTATVFS: 509 case EIO_FSTATVFS:
474 { 510 {
477#ifndef _WIN32 513#ifndef _WIN32
478 if (req->result >= 0) 514 if (req->result >= 0)
479 { 515 {
480 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 516 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
481 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));
482 523
483 rv = sv_2mortal (newRV_noinc ((SV *)hv)); 524 rv = sv_2mortal (newRV_noinc ((SV *)hv));
484 525
485 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);
486 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);
488 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);
489 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);
490 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);
491 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);
492 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);
493 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); 534 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
494 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);
495 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);
496 } 537 }
497#endif 538#endif
498 539
663{ 704{
664 while (eio_nreqs ()) 705 while (eio_nreqs ())
665 { 706 {
666 int size; 707 int size;
667 708
668 X_LOCK (reslock); 709 X_LOCK (EIO_POOL->reslock);
669 size = res_queue.size; 710 size = EIO_POOL->res_queue.size;
670 X_UNLOCK (reslock); 711 X_UNLOCK (EIO_POOL->reslock);
671 712
672 if (size) 713 if (size)
673 return; 714 return;
674 715
675 etp_maybe_start_thread (); 716 etp_maybe_start_thread (EIO_POOL);
676 717
677 s_epipe_wait (&respipe); 718 s_epipe_wait (&respipe);
678 } 719 }
679} 720}
680 721
711# define munmap(addr,length) EIO_ENOSYS () 752# define munmap(addr,length) EIO_ENOSYS ()
712#endif 753#endif
713 754
714#if !_POSIX_MEMORY_PROTECTION 755#if !_POSIX_MEMORY_PROTECTION
715# define mprotect(addr,len,prot) EIO_ENOSYS () 756# define mprotect(addr,len,prot) EIO_ENOSYS ()
716# define PROT_NONE 0
717# define PROT_WRITE 0
718# define MAP_PRIVATE 0
719# define MAP_SHARED 0
720# define MAP_FIXED 0
721#endif 757#endif
722 758
723#define MMAP_MAGIC PERL_MAGIC_ext 759#define MMAP_MAGIC PERL_MAGIC_ext
724 760
725static int ecb_cold 761static int ecb_cold
865 } *civ, const_iv[] = { 901 } *civ, const_iv[] = {
866# define const_niv(name, value) { # name, (IV) value }, 902# define const_niv(name, value) { # name, (IV) value },
867# define const_iv(name) { # name, (IV) name }, 903# define const_iv(name) { # name, (IV) name },
868# define const_eio(name) { # name, (IV) EIO_ ## name }, 904# define const_eio(name) { # name, (IV) EIO_ ## name },
869 905
870 /* 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 */
871 907 /* the first block can be undef if missing */
872 const_iv (ENOSYS) 908 const_iv (ENOSYS)
873 const_iv (EXDEV) 909 const_iv (EXDEV)
874 const_iv (EBADR) 910 const_iv (EBADR)
875 911
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 const_niv (MADV_FREE , POSIX_MADV_FREE)
929
930 /* the second block will be 0 when missing */
876 const_iv (O_RDONLY) 931 const_iv (O_RDONLY)
877 const_iv (O_WRONLY) 932 const_iv (O_WRONLY)
878 const_iv (O_RDWR) 933 const_iv (O_RDWR)
879 const_iv (O_CREAT) 934 const_iv (O_CREAT)
880 const_iv (O_TRUNC) 935 const_iv (O_TRUNC)
893 const_iv (O_SEARCH) 948 const_iv (O_SEARCH)
894 const_iv (O_DIRECTORY) 949 const_iv (O_DIRECTORY)
895 const_iv (O_DSYNC) 950 const_iv (O_DSYNC)
896 const_iv (O_RSYNC) 951 const_iv (O_RSYNC)
897 const_iv (O_SYNC) 952 const_iv (O_SYNC)
953 const_iv (O_PATH)
954 const_iv (O_TMPFILE)
898 const_iv (O_TTY_INIT) 955 const_iv (O_TTY_INIT)
899 956
900 const_iv (S_IFIFO) 957 const_iv (S_IFIFO)
901 const_iv (S_IFCHR) 958 const_iv (S_IFCHR)
902 const_iv (S_IFBLK) 959 const_iv (S_IFBLK)
904 const_iv (S_IFREG) 961 const_iv (S_IFREG)
905 const_iv (S_IFDIR) 962 const_iv (S_IFDIR)
906 const_iv (S_IFWHT) 963 const_iv (S_IFWHT)
907 const_iv (S_IFSOCK) 964 const_iv (S_IFSOCK)
908 const_iv (S_IFMT) 965 const_iv (S_IFMT)
909
910 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
911 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
912 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
913 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
914 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
915 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
916
917 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
918 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
919 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
920 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
921 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
922 966
923 const_iv (ST_RDONLY) 967 const_iv (ST_RDONLY)
924 const_iv (ST_NOSUID) 968 const_iv (ST_NOSUID)
925 const_iv (ST_NODEV) 969 const_iv (ST_NODEV)
926 const_iv (ST_NOEXEC) 970 const_iv (ST_NOEXEC)
936 const_iv (PROT_NONE) 980 const_iv (PROT_NONE)
937 const_iv (PROT_EXEC) 981 const_iv (PROT_EXEC)
938 const_iv (PROT_READ) 982 const_iv (PROT_READ)
939 const_iv (PROT_WRITE) 983 const_iv (PROT_WRITE)
940 984
941 /*const_iv (MAP_FIXED)*/
942 const_iv (MAP_PRIVATE) 985 const_iv (MAP_PRIVATE)
943 const_iv (MAP_SHARED) 986 const_iv (MAP_SHARED)
987 const_iv (MAP_FIXED)
944 const_iv (MAP_ANONYMOUS) 988 const_iv (MAP_ANONYMOUS)
945 989
946 /* linuxish */ 990 /* linuxish */
947 const_iv (MAP_HUGETLB)
948 const_iv (MAP_LOCKED) 991 const_iv (MAP_LOCKED)
949 const_iv (MAP_NORESERVE) 992 const_iv (MAP_NORESERVE)
950 const_iv (MAP_POPULATE) 993 const_iv (MAP_POPULATE)
951 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)
952 999
953 const_iv (FIEMAP_FLAG_SYNC) 1000 const_iv (FIEMAP_FLAG_SYNC)
954 const_iv (FIEMAP_FLAG_XATTR) 1001 const_iv (FIEMAP_FLAG_XATTR)
955 const_iv (FIEMAP_FLAGS_COMPAT) 1002 const_iv (FIEMAP_FLAGS_COMPAT)
956 const_iv (FIEMAP_EXTENT_LAST) 1003 const_iv (FIEMAP_EXTENT_LAST)
968 const_iv (SPLICE_F_MOVE) 1015 const_iv (SPLICE_F_MOVE)
969 const_iv (SPLICE_F_NONBLOCK) 1016 const_iv (SPLICE_F_NONBLOCK)
970 const_iv (SPLICE_F_MORE) 1017 const_iv (SPLICE_F_MORE)
971 const_iv (SPLICE_F_GIFT) 1018 const_iv (SPLICE_F_GIFT)
972 1019
973 const_iv (SEEK_DATA) 1020 /* these are libeio constants, and are independent of gendef0 */
974 const_iv (SEEK_HOLE)
975
976 /* libeio constants */
977 const_eio (SEEK_SET) 1021 const_eio (SEEK_SET)
978 const_eio (SEEK_CUR) 1022 const_eio (SEEK_CUR)
979 const_eio (SEEK_END) 1023 const_eio (SEEK_END)
980 1024
981 const_eio (MCL_FUTURE) 1025 const_eio (MCL_FUTURE)
991 const_eio (SYNC_FILE_RANGE_WRITE) 1035 const_eio (SYNC_FILE_RANGE_WRITE)
992 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 1036 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
993 1037
994 const_eio (FALLOC_FL_KEEP_SIZE) 1038 const_eio (FALLOC_FL_KEEP_SIZE)
995 const_eio (FALLOC_FL_PUNCH_HOLE) 1039 const_eio (FALLOC_FL_PUNCH_HOLE)
1040 const_eio (FALLOC_FL_COLLAPSE_RANGE)
1041 const_eio (FALLOC_FL_ZERO_RANGE)
996 1042
997 const_eio (READDIR_DENTS) 1043 const_eio (READDIR_DENTS)
998 const_eio (READDIR_DIRS_FIRST) 1044 const_eio (READDIR_DIRS_FIRST)
999 const_eio (READDIR_STAT_ORDER) 1045 const_eio (READDIR_STAT_ORDER)
1000 const_eio (READDIR_FOUND_UNKNOWN) 1046 const_eio (READDIR_FOUND_UNKNOWN)
1068 PROTOTYPE: $ 1114 PROTOTYPE: $
1069 CODE: 1115 CODE:
1070 max_outstanding = maxreqs; 1116 max_outstanding = maxreqs;
1071 1117
1072void 1118void
1073aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef) 1119aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef)
1074 PPCODE: 1120 PPCODE:
1075{ 1121{
1076 dREQ; 1122 dREQ;
1077 1123
1078 req->type = EIO_WD_OPEN; 1124 req->type = EIO_WD_OPEN;
1080 1126
1081 REQ_SEND; 1127 REQ_SEND;
1082} 1128}
1083 1129
1084void 1130void
1085aio_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)
1086 PPCODE: 1132 PPCODE:
1087{ 1133{
1088 dREQ; 1134 dREQ;
1089 1135
1090 req->type = EIO_OPEN; 1136 req->type = EIO_OPEN;
1094 1140
1095 REQ_SEND; 1141 REQ_SEND;
1096} 1142}
1097 1143
1098void 1144void
1099aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1145aio_fsync (SV *fh, SV *callback = &PL_sv_undef)
1100 ALIAS: 1146 ALIAS:
1101 aio_fsync = EIO_FSYNC 1147 aio_fsync = EIO_FSYNC
1102 aio_fdatasync = EIO_FDATASYNC 1148 aio_fdatasync = EIO_FDATASYNC
1103 aio_syncfs = EIO_SYNCFS 1149 aio_syncfs = EIO_SYNCFS
1104 PPCODE: 1150 PPCODE:
1105{ 1151{
1106 int fd = s_fileno_croak (fh, 0); 1152 int fd = s_fileno_croak (fh, 0);
1107 dREQ; 1153 dREQ;
1108 1154
1109 req->type = ix; 1155 req->type = ix;
1110 req->sv1 = newSVsv (fh); 1156 req->sv1 = newSVsv (fh);
1111 req->int1 = fd; 1157 req->int1 = fd;
1112 1158
1113 REQ_SEND; 1159 REQ_SEND;
1114} 1160}
1115 1161
1116void 1162void
1117aio_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)
1118 PPCODE: 1164 PPCODE:
1119{ 1165{
1120 int fd = s_fileno_croak (fh, 0); 1166 int fd = s_fileno_croak (fh, 0);
1121 dREQ; 1167 dREQ;
1122 1168
1123 req->type = EIO_SYNC_FILE_RANGE; 1169 req->type = EIO_SYNC_FILE_RANGE;
1124 req->sv1 = newSVsv (fh); 1170 req->sv1 = newSVsv (fh);
1125 req->int1 = fd; 1171 req->int1 = fd;
1129 1175
1130 REQ_SEND; 1176 REQ_SEND;
1131} 1177}
1132 1178
1133void 1179void
1134aio_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)
1135 PPCODE: 1181 PPCODE:
1136{ 1182{
1137 int fd = s_fileno_croak (fh, 0); 1183 int fd = s_fileno_croak (fh, 0);
1138 dREQ; 1184 dREQ;
1139 1185
1140 req->type = EIO_FALLOCATE; 1186 req->type = EIO_FALLOCATE;
1141 req->sv1 = newSVsv (fh); 1187 req->sv1 = newSVsv (fh);
1142 req->int1 = fd; 1188 req->int1 = fd;
1146 1192
1147 REQ_SEND; 1193 REQ_SEND;
1148} 1194}
1149 1195
1150void 1196void
1151aio_close (SV *fh, SV *callback=&PL_sv_undef) 1197aio_close (SV *fh, SV *callback = &PL_sv_undef)
1152 PPCODE: 1198 PPCODE:
1153{ 1199{
1154 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 */
1155 int fd = s_fileno_croak (fh, 0); 1201 int fd = s_fileno_croak (fh, 0);
1156 dREQ; 1202 dREQ;
1157 1203
1158 if (expect_false (close_fd < 0)) 1204 if (expect_false (close_fd < 0))
1159 { 1205 {
1160 int pipefd [2]; 1206 int pipefd [2];
1180 1226
1181 REQ_SEND; 1227 REQ_SEND;
1182} 1228}
1183 1229
1184void 1230void
1185aio_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)
1186 PPCODE: 1232 PPCODE:
1187{ 1233{
1188 int fd = s_fileno_croak (fh, 0); 1234 int fd = s_fileno_croak (fh, 0);
1189 dREQ; 1235 dREQ;
1190 1236
1196 1242
1197 REQ_SEND; 1243 REQ_SEND;
1198} 1244}
1199 1245
1200void 1246void
1201aio_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)
1202 ALIAS: 1248 ALIAS:
1203 aio_read = EIO_READ 1249 aio_read = EIO_READ
1204 aio_write = EIO_WRITE 1250 aio_write = EIO_WRITE
1205 PPCODE: 1251 PPCODE:
1206{ 1252{
1222 len = svlen - dataoffset; 1268 len = svlen - dataoffset;
1223 } 1269 }
1224 else 1270 else
1225 { 1271 {
1226 /* read: check type and grow scalar as necessary */ 1272 /* read: check type and grow scalar as necessary */
1227 SvUPGRADE (data, SVt_PV);
1228 if (SvLEN (data) >= SvCUR (data)) 1273 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1229 svptr = SvGROW (data, len + dataoffset + 1); 1274 svptr = sv_grow (data, len + dataoffset + 1);
1230 else if (SvCUR (data) < len + dataoffset) 1275 else if (SvCUR (data) < len + dataoffset)
1231 croak ("length + dataoffset outside of scalar, and cannot grow"); 1276 croak ("length + dataoffset outside of scalar, and cannot grow");
1232 } 1277 }
1233 1278
1234 { 1279 {
1252 REQ_SEND; 1297 REQ_SEND;
1253 } 1298 }
1254} 1299}
1255 1300
1256void 1301void
1302aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef)
1303 ALIAS:
1304 aio_ioctl = EIO_IOCTL
1305 aio_fcntl = EIO_FCNTL
1306 PPCODE:
1307{
1308 int fd = s_fileno_croak (fh, 0);
1309 char *svptr;
1310
1311 if (SvPOK (arg) || !SvNIOK (arg))
1312 {
1313 STRLEN svlen;
1314 /* perl uses IOCPARM_LEN for fcntl, so we do, too */
1315#ifdef IOCPARM_LEN
1316 STRLEN need = IOCPARM_LEN (request);
1317#else
1318 STRLEN need = 256;
1319#endif
1320
1321 if (svlen < need)
1322 svptr = SvGROW (arg, need);
1323 }
1324 else
1325 svptr = (char *)SvIV (arg);
1326
1327 {
1328 dREQ;
1329
1330 req->type = ix;
1331 req->sv1 = newSVsv (fh);
1332 req->int1 = fd;
1333 req->int2 = (long)request;
1334 req->sv2 = SvREFCNT_inc (arg);
1335 req->ptr2 = svptr;
1336
1337 REQ_SEND;
1338 }
1339}
1340
1341void
1257aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1342aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1258 ALIAS: 1343 ALIAS:
1259 aio_readlink = EIO_READLINK 1344 aio_readlink = EIO_READLINK
1260 aio_realpath = EIO_REALPATH 1345 aio_realpath = EIO_REALPATH
1261 PPCODE: 1346 PPCODE:
1262{ 1347{
1267 1352
1268 REQ_SEND; 1353 REQ_SEND;
1269} 1354}
1270 1355
1271void 1356void
1272aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1357aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef)
1273 PPCODE: 1358 PPCODE:
1274{ 1359{
1275 int ifd = s_fileno_croak (in_fh , 0); 1360 int ifd = s_fileno_croak (in_fh , 0);
1276 int ofd = s_fileno_croak (out_fh, 1); 1361 int ofd = s_fileno_croak (out_fh, 1);
1277 dREQ; 1362 dREQ;
1278 1363
1279 req->type = EIO_SENDFILE; 1364 req->type = EIO_SENDFILE;
1280 req->sv1 = newSVsv (out_fh); 1365 req->sv1 = newSVsv (out_fh);
1281 req->int1 = ofd; 1366 req->int1 = ofd;
1286 1371
1287 REQ_SEND; 1372 REQ_SEND;
1288} 1373}
1289 1374
1290void 1375void
1291aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1376aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef)
1292 PPCODE: 1377 PPCODE:
1293{ 1378{
1294 int fd = s_fileno_croak (fh, 0); 1379 int fd = s_fileno_croak (fh, 0);
1295 dREQ; 1380 dREQ;
1296 1381
1297 req->type = EIO_READAHEAD; 1382 req->type = EIO_READAHEAD;
1298 req->sv1 = newSVsv (fh); 1383 req->sv1 = newSVsv (fh);
1299 req->int1 = fd; 1384 req->int1 = fd;
1302 1387
1303 REQ_SEND; 1388 REQ_SEND;
1304} 1389}
1305 1390
1306void 1391void
1307aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 1392aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef)
1308 ALIAS: 1393 ALIAS:
1309 aio_stat = EIO_STAT 1394 aio_stat = EIO_STAT
1310 aio_lstat = EIO_LSTAT 1395 aio_lstat = EIO_LSTAT
1311 aio_statvfs = EIO_STATVFS 1396 aio_statvfs = EIO_STATVFS
1312 PPCODE: 1397 PPCODE:
1321UV 1406UV
1322major (UV dev) 1407major (UV dev)
1323 ALIAS: 1408 ALIAS:
1324 minor = 1 1409 minor = 1
1325 CODE: 1410 CODE:
1326 RETVAL = ix ? major (dev) : minor (dev); 1411 RETVAL = ix ? minor (dev) : major (dev);
1327 OUTPUT: 1412 OUTPUT:
1328 RETVAL 1413 RETVAL
1329 1414
1330UV 1415UV
1331makedev (UV maj, UV min) 1416makedev (UV maj, UV min)
1333 RETVAL = makedev (maj, min); 1418 RETVAL = makedev (maj, min);
1334 OUTPUT: 1419 OUTPUT:
1335 RETVAL 1420 RETVAL
1336 1421
1337void 1422void
1338aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) 1423aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef)
1339 PPCODE: 1424 PPCODE:
1340{ 1425{
1341 dREQ; 1426 dREQ;
1342 1427
1343 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1428 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1346 1431
1347 REQ_SEND; 1432 REQ_SEND;
1348} 1433}
1349 1434
1350void 1435void
1351aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1436aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef)
1352 PPCODE: 1437 PPCODE:
1353{ 1438{
1354 dREQ; 1439 dREQ;
1355 1440
1356 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1441 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1358 1443
1359 REQ_SEND; 1444 REQ_SEND;
1360} 1445}
1361 1446
1362void 1447void
1363aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1448aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef)
1364 PPCODE: 1449 PPCODE:
1365{ 1450{
1366 dREQ; 1451 dREQ;
1367 1452
1368 req->int2 = mode; 1453 req->int2 = mode;
1370 1455
1371 REQ_SEND; 1456 REQ_SEND;
1372} 1457}
1373 1458
1374void 1459void
1375aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) 1460aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef)
1376 PPCODE: 1461 PPCODE:
1377{ 1462{
1378 dREQ; 1463 dREQ;
1379 1464
1380 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1465 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1383 1468
1384 REQ_SEND; 1469 REQ_SEND;
1385} 1470}
1386 1471
1387void 1472void
1388aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) 1473aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef)
1389 PPCODE: 1474 PPCODE:
1390{ 1475{
1391 dREQ; 1476 dREQ;
1392 1477
1393 req->type = EIO_READDIR; 1478 req->type = EIO_READDIR;
1400 1485
1401 REQ_SEND; 1486 REQ_SEND;
1402} 1487}
1403 1488
1404void 1489void
1405aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef) 1490aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef)
1406 PPCODE: 1491 PPCODE:
1407{ 1492{
1408 dREQ; 1493 dREQ;
1409 1494
1410 req->type = EIO_MKDIR; 1495 req->type = EIO_MKDIR;
1413 1498
1414 REQ_SEND; 1499 REQ_SEND;
1415} 1500}
1416 1501
1417void 1502void
1418aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1503aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1419 ALIAS: 1504 ALIAS:
1420 aio_unlink = EIO_UNLINK 1505 aio_unlink = EIO_UNLINK
1421 aio_rmdir = EIO_RMDIR 1506 aio_rmdir = EIO_RMDIR
1422 aio_readdir = EIO_READDIR 1507 aio_readdir = EIO_READDIR
1423 PPCODE: 1508 PPCODE:
1429 1514
1430 REQ_SEND; 1515 REQ_SEND;
1431} 1516}
1432 1517
1433void 1518void
1434aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) 1519aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef)
1435 ALIAS: 1520 ALIAS:
1436 aio_link = EIO_LINK 1521 aio_link = EIO_LINK
1437 aio_symlink = EIO_SYMLINK 1522 aio_symlink = EIO_SYMLINK
1438 aio_rename = EIO_RENAME 1523 aio_rename = EIO_RENAME
1439 PPCODE: 1524 PPCODE:
1448 1533
1449 REQ_SEND; 1534 REQ_SEND;
1450} 1535}
1451 1536
1452void 1537void
1453aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) 1538aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef)
1454 PPCODE: 1539 PPCODE:
1455{ 1540{
1456 dREQ; 1541 dREQ;
1457 1542
1458 req->type = EIO_MKNOD; 1543 req->type = EIO_MKNOD;
1462 1547
1463 REQ_SEND; 1548 REQ_SEND;
1464} 1549}
1465 1550
1466void 1551void
1467aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) 1552aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef)
1468 ALIAS: 1553 ALIAS:
1469 aio_mtouch = EIO_MTOUCH 1554 aio_mtouch = EIO_MTOUCH
1470 aio_msync = EIO_MSYNC 1555 aio_msync = EIO_MSYNC
1471 PPCODE: 1556 PPCODE:
1472{ 1557{
1495 REQ_SEND; 1580 REQ_SEND;
1496 } 1581 }
1497} 1582}
1498 1583
1499void 1584void
1500aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) 1585aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1501 PPCODE: 1586 PPCODE:
1502{ 1587{
1503 STRLEN svlen; 1588 STRLEN svlen;
1504 char *svptr = SvPVbyte (data, svlen); 1589 char *svptr = SvPVbyte (data, svlen);
1505 UV len = SvUV (length); 1590 UV len = SvUV (length);
1524 REQ_SEND; 1609 REQ_SEND;
1525 } 1610 }
1526} 1611}
1527 1612
1528void 1613void
1529aio_mlockall (IV flags, SV *callback=&PL_sv_undef) 1614aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1530 PPCODE: 1615 PPCODE:
1531{ 1616{
1532 dREQ; 1617 dREQ;
1533 1618
1534 req->type = EIO_MLOCKALL; 1619 req->type = EIO_MLOCKALL;
1536 1621
1537 REQ_SEND; 1622 REQ_SEND;
1538} 1623}
1539 1624
1540void 1625void
1541aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback=&PL_sv_undef) 1626aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef)
1542 PPCODE: 1627 PPCODE:
1543{ 1628{
1544 int fd = s_fileno_croak (fh, 0); 1629 int fd = s_fileno_croak (fh, 0);
1545 dREQ; 1630 dREQ;
1546 1631
1559 1644
1560 REQ_SEND; 1645 REQ_SEND;
1561} 1646}
1562 1647
1563void 1648void
1564aio_busy (double delay, SV *callback=&PL_sv_undef) 1649aio_busy (double delay, SV *callback = &PL_sv_undef)
1565 PPCODE: 1650 PPCODE:
1566{ 1651{
1567 dREQ; 1652 dREQ;
1568 1653
1569 req->type = EIO_BUSY; 1654 req->type = EIO_BUSY;
1571 1656
1572 REQ_SEND; 1657 REQ_SEND;
1573} 1658}
1574 1659
1575void 1660void
1576aio_group (SV *callback=&PL_sv_undef) 1661aio_group (SV *callback = &PL_sv_undef)
1577 PPCODE: 1662 PPCODE:
1578{ 1663{
1579 dREQ; 1664 dREQ;
1580 1665
1581 req->type = EIO_GROUP; 1666 req->type = EIO_GROUP;
1582 1667
1668 PUTBACK;
1583 req_submit (req); 1669 req_submit (req);
1670 SPAGAIN;
1671
1584 XPUSHs (req_sv (req, aio_grp_stash)); 1672 XPUSHs (req_sv (req, aio_grp_stash));
1585} 1673}
1586 1674
1587void 1675void
1588aio_nop (SV *callback=&PL_sv_undef) 1676aio_nop (SV *callback = &PL_sv_undef)
1589 ALIAS: 1677 ALIAS:
1590 aio_nop = EIO_NOP 1678 aio_nop = EIO_NOP
1591 aio_sync = EIO_SYNC 1679 aio_sync = EIO_SYNC
1592 PPCODE: 1680 PPCODE:
1593{ 1681{
1597 1685
1598 REQ_SEND; 1686 REQ_SEND;
1599} 1687}
1600 1688
1601int 1689int
1602aioreq_pri (int pri = 0) 1690aioreq_pri (int pri = NO_INIT)
1603 CODE: 1691 CODE:
1604 RETVAL = next_pri; 1692 RETVAL = next_pri;
1605 if (items > 0) 1693 if (items > 0)
1606 { 1694 {
1607 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 1695 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
1697 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1785 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1698 OUTPUT: 1786 OUTPUT:
1699 RETVAL 1787 RETVAL
1700 1788
1701void 1789void
1702mmap (SV *scalar, size_t length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) 1790mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0)
1703 PPCODE: 1791 PPCODE:
1704 sv_unmagic (scalar, MMAP_MAGIC); 1792 sv_unmagic (scalar, MMAP_MAGIC);
1705{ 1793{
1706 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; 1794 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1707 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 1795 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
1734munmap (SV *scalar) 1822munmap (SV *scalar)
1735 CODE: 1823 CODE:
1736 sv_unmagic (scalar, MMAP_MAGIC); 1824 sv_unmagic (scalar, MMAP_MAGIC);
1737 1825
1738int 1826int
1739madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 1827madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1740 ALIAS: 1828 ALIAS:
1741 mprotect = 1 1829 mprotect = 1
1742 CODE: 1830 CODE:
1743{ 1831{
1744 STRLEN svlen; 1832 STRLEN svlen;
1745 void *addr = SvPVbyte (scalar, svlen); 1833 void *addr = SvPVbyte (scalar, svlen);
1746 size_t len = SvUV (length); 1834 STRLEN len = SvUV (length);
1747 1835
1748 if (offset < 0) 1836 if (offset < 0)
1749 offset += svlen; 1837 offset += svlen;
1750 1838
1751 if (offset < 0 || offset > svlen) 1839 if (offset < 0 || offset > svlen)
1765} 1853}
1766 OUTPUT: 1854 OUTPUT:
1767 RETVAL 1855 RETVAL
1768 1856
1769int 1857int
1770munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) 1858munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef)
1771 CODE: 1859 CODE:
1772{ 1860{
1773 STRLEN svlen; 1861 STRLEN svlen;
1774 void *addr = SvPVbyte (scalar, svlen); 1862 void *addr = SvPVbyte (scalar, svlen);
1775 size_t len = SvUV (length); 1863 size_t len = SvUV (length);
1776 1864
1777 if (offset < 0) 1865 if (offset < 0)
1778 offset += svlen; 1866 offset += svlen;
1779 1867
1831#else 1919#else
1832 RETVAL = EIO_ENOSYS (); 1920 RETVAL = EIO_ENOSYS ();
1833#endif 1921#endif
1834 OUTPUT: 1922 OUTPUT:
1835 RETVAL 1923 RETVAL
1924
1925int
1926pipesize (aio_rfd rfh, int new_size = -1)
1927 PROTOTYPE: $;$
1928 CODE:
1929#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
1930 if (new_size >= 0)
1931 RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
1932 else
1933 RETVAL = fcntl (rfh, F_GETPIPE_SZ);
1934#else
1935 errno = ENOSYS;
1936 RETVAL = -1;
1937#endif
1938 OUTPUT:
1939 RETVAL
1940
1941void
1942pipe2 (int flags = 0)
1943 PROTOTYPE: ;$
1944 PPCODE:
1945{
1946 int fd[2];
1947 int res;
1948
1949 if (flags)
1950#if HAVE_PIPE2
1951 res = pipe2 (fd, flags);
1952#else
1953 res = (errno = ENOSYS, -1);
1954#endif
1955 else
1956 res = pipe (fd);
1957
1958 if (!res)
1959 {
1960 EXTEND (SP, 2);
1961 PUSHs (newmortalFH (fd[0], O_RDONLY));
1962 PUSHs (newmortalFH (fd[1], O_WRONLY));
1963 }
1964}
1836 1965
1837void _on_next_submit (SV *cb) 1966void _on_next_submit (SV *cb)
1838 CODE: 1967 CODE:
1839 SvREFCNT_dec (on_next_submit); 1968 SvREFCNT_dec (on_next_submit);
1840 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1969 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1875cancel (aio_req_ornot req) 2004cancel (aio_req_ornot req)
1876 CODE: 2005 CODE:
1877 eio_cancel (req); 2006 eio_cancel (req);
1878 2007
1879void 2008void
1880cb (aio_req_ornot req, SV *callback=&PL_sv_undef) 2009cb (aio_req_ornot req, SV *callback = NO_INIT)
1881 PPCODE: 2010 PPCODE:
1882{ 2011{
1883 if (GIMME_V != G_VOID) 2012 if (GIMME_V != G_VOID)
1884 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); 2013 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1885 2014
1886 if (items > 1) 2015 if (items > 1)
1887 { 2016 {
1888 SV *cb_cv =get_cb (callback); 2017 SV *cb_cv = get_cb (callback);
1889 2018
1890 SvREFCNT_dec (req->callback); 2019 SvREFCNT_dec (req->callback);
1891 req->callback = SvREFCNT_inc (cb_cv); 2020 req->callback = SvREFCNT_inc (cb_cv);
1892 } 2021 }
1893} 2022}
1950limit (aio_req grp, int limit) 2079limit (aio_req grp, int limit)
1951 CODE: 2080 CODE:
1952 eio_grp_limit (grp, limit); 2081 eio_grp_limit (grp, limit);
1953 2082
1954void 2083void
1955feed (aio_req grp, SV *callback=&PL_sv_undef) 2084feed (aio_req grp, SV *callback = &PL_sv_undef)
1956 CODE: 2085 CODE:
1957{ 2086{
1958 SvREFCNT_dec (grp->sv2); 2087 SvREFCNT_dec (grp->sv2);
1959 grp->sv2 = newSVsv (callback); 2088 grp->sv2 = newSVsv (callback);
1960 grp->feed = aio_grp_feed; 2089 grp->feed = aio_grp_feed;

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