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/cvs/IO-AIO/AIO.xs
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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 1.243 by root, Mon Jul 18 07:48:01 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. don't complain to me if this fails
27 * for you.
28 */
29#if __linux__ && (defined __GLIBC__ || defined __UCLIBC__)
25# include <linux/fs.h> 30# include <linux/fs.h>
26# ifdef FS_IOC_FIEMAP 31# ifdef FS_IOC_FIEMAP
27# include <linux/types.h> 32# include <linux/types.h>
28# include <linux/fiemap.h> 33# include <linux/fiemap.h>
29# define HAVE_FIEMAP 1 34# define HAVE_FIEMAP 1
141# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ 146# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
142# endif 147# endif
143#endif 148#endif
144 149
145/* defines all sorts of constants to 0 unless they are already defined */ 150/* defines all sorts of constants to 0 unless they are already defined */
151/* also provides const_iv_ and const_niv_ macros for them */
146#include "def0.h" 152#include "def0.h"
147 153
148#ifndef makedev 154#ifndef makedev
149# define makedev(maj,min) (((maj) << 8) | (min)) 155# define makedev(maj,min) (((maj) << 8) | (min))
150#endif 156#endif
153#endif 159#endif
154#ifndef minor 160#ifndef minor
155# define minor(dev) ((dev) & 0xff) 161# define minor(dev) ((dev) & 0xff)
156#endif 162#endif
157 163
158#ifndef PAGESIZE 164#if PAGESIZE <= 0
159# define PAGESIZE sysconf (_SC_PAGESIZE) 165# define PAGESIZE sysconf (_SC_PAGESIZE)
160#endif 166#endif
161 167
162/*****************************************************************************/ 168/*****************************************************************************/
163 169
165fiemap (eio_req *req) 171fiemap (eio_req *req)
166{ 172{
167 req->result = -1; 173 req->result = -1;
168 174
169#if HAVE_FIEMAP 175#if HAVE_FIEMAP
176 /* assume some c99 */
177 struct fiemap *fiemap = 0;
178 size_t end_offset;
170 int count = req->int3; 179 int count = req->int3;
171 180
172 /* heuristic: first try with 72 extents if we don't know how many, */ 181 req->flags |= EIO_FLAG_PTR1_FREE;
173 /* as most files have (hopefully) fewer than this many extents */ 182
174 /* in fact, most should have <= 2, so the 72 below is probably overkill */ 183 /* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */
184 /* increase in 3.5kb steps */
175 if (count < 0) 185 if (count < 0)
176 count = 72; /* for what it's worth, 72 extents fit nicely into 4kb */ 186 count = 8;
187
188 fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
189 errno = ENOMEM;
190 if (!fiemap)
191 return;
192
193 req->ptr1 = fiemap;
194
195 fiemap->fm_start = req->offs;
196 fiemap->fm_length = req->size;
197 fiemap->fm_flags = req->int2;
198 fiemap->fm_extent_count = count;
199
200 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0)
201 return;
202
203 if (req->int3 >= 0 /* not autosizing */
204 || !fiemap->fm_mapped_extents /* no more extents */
205 || fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */)
206 goto done;
207
208 /* else we have to loop -
209 * it would be tempting (actually I tried that first) to just query the
210 * number of extents needed, but linux often feels like not returning all
211 * extents, without telling us it left any out. this complicates
212 * this quite a bit.
213 */
214
215 end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start);
177 216
178 for (;;) 217 for (;;)
179 { 218 {
219 /* we go in 54 extent steps - 3kb, in the hope that this fits nicely on the eio stack (normally 16+ kb) */
220 char scratch[3072];
221 struct fiemap *incmap = (struct fiemap *)scratch;
222
223 incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical
224 + fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length;
225 incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start);
226 incmap->fm_flags = fiemap->fm_flags;
227 incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent);
228
229 if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0)
230 return;
231
232 if (!incmap->fm_mapped_extents)
233 goto done;
234
235 count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents;
180 struct fiemap *fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); 236 fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
181 errno = ENOMEM; 237 errno = ENOMEM;
182 if (!fiemap) 238 if (!fiemap)
183 return; 239 return;
184 240
185 req->ptr1 = fiemap; 241 req->ptr1 = fiemap;
186 req->flags |= EIO_FLAG_PTR1_FREE;
187 242
188 fiemap->fm_start = req->offs; 243 for (count = 0; count < incmap->fm_mapped_extents; ++count)
189 fiemap->fm_length = req->size; 244 {
190 fiemap->fm_flags = req->int2; 245 struct fiemap_extent *e = incmap->fm_extents + count;
191 fiemap->fm_extent_count = count;
192 246
193 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap)) 247 if (e->fe_logical + e->fe_length >= end_offset)
194 return; 248 goto done;
195 249
196 if (req->int3 >= 0) 250 fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
197 break; /* when not autosizing we are done */
198 251
199 if (fiemap->fm_mapped_extents < count) 252 if (e->fe_flags & FIEMAP_EXTENT_LAST)
200 /* either autosizing succeeded, 253 goto done;
201 * or the file had no extents
202 * or we luckily had enough space */
203 break;
204 254
205 /* some kernels overwrite fm_length, so just reset everything */ 255 }
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 } 256 }
219 257
258done:
220 req->result = 0; 259 req->result = 0;
221 260
222#else 261#else
223 errno = ENOSYS; 262 errno = ENOSYS;
224#endif 263#endif
271} 310}
272 311
273static SV * 312static SV *
274newSVaio_wd (aio_wd wd) 313newSVaio_wd (aio_wd wd)
275{ 314{
276 return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash); 315 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
277} 316}
278 317
279static aio_req 318static aio_req
280SvAIO_REQ (SV *sv) 319SvAIO_REQ (SV *sv)
281{ 320{
300 || SvTYPE (SvRV (sv)) != SVt_PVMG 339 || SvTYPE (SvRV (sv)) != SVt_PVMG
301 || SvSTASH (SvRV (sv)) != aio_wd_stash) 340 || SvSTASH (SvRV (sv)) != aio_wd_stash)
302 croak ("IO::AIO: expected a working directory object as returned by aio_wd"); 341 croak ("IO::AIO: expected a working directory object as returned by aio_wd");
303 342
304 return (aio_wd)(long)SvIVX (SvRV (sv)); 343 return (aio_wd)(long)SvIVX (SvRV (sv));
344}
345
346static SV *
347newmortalFH (int fd, int flags)
348{
349 if (fd < 0)
350 return &PL_sv_undef;
351
352 GV *gv = (GV *)sv_newmortal ();
353 char sym[64];
354 int symlen;
355
356 symlen = snprintf (sym, sizeof (sym), "fd#%d", fd);
357 gv_init (gv, aio_stash, sym, symlen, 0);
358
359 symlen = snprintf (
360 sym,
361 sizeof (sym),
362 "%s&=%d",
363 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
364 fd
365 );
366
367 return do_open (gv, sym, symlen, 0, 0, 0, 0)
368 ? (SV *)gv : &PL_sv_undef;
305} 369}
306 370
307static void 371static void
308aio_grp_feed (aio_req grp) 372aio_grp_feed (aio_req grp)
309{ 373{
437 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); 501 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2))));
438 } 502 }
439 break; 503 break;
440 504
441 case EIO_OPEN: 505 case EIO_OPEN:
442 { 506 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; 507 break;
471 508
472 case EIO_STATVFS: 509 case EIO_STATVFS:
473 case EIO_FSTATVFS: 510 case EIO_FSTATVFS:
474 { 511 {
477#ifndef _WIN32 514#ifndef _WIN32
478 if (req->result >= 0) 515 if (req->result >= 0)
479 { 516 {
480 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 517 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
481 HV *hv = newHV (); 518 HV *hv = newHV ();
519 /* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom
520 * chooses to make it a struct.
521 */
522 unsigned long fsid = 0;
523 memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid));
482 524
483 rv = sv_2mortal (newRV_noinc ((SV *)hv)); 525 rv = sv_2mortal (newRV_noinc ((SV *)hv));
484 526
485 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); 527 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); 528 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); 530 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); 531 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); 532 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); 533 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); 534 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); 535 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
494 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); 536 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); 537 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
496 } 538 }
497#endif 539#endif
498 540
663{ 705{
664 while (eio_nreqs ()) 706 while (eio_nreqs ())
665 { 707 {
666 int size; 708 int size;
667 709
668 X_LOCK (reslock); 710 X_LOCK (EIO_POOL->reslock);
669 size = res_queue.size; 711 size = EIO_POOL->res_queue.size;
670 X_UNLOCK (reslock); 712 X_UNLOCK (EIO_POOL->reslock);
671 713
672 if (size) 714 if (size)
673 return; 715 return;
674 716
675 etp_maybe_start_thread (); 717 etp_maybe_start_thread (EIO_POOL);
676 718
677 s_epipe_wait (&respipe); 719 s_epipe_wait (&respipe);
678 } 720 }
679} 721}
680 722
711# define munmap(addr,length) EIO_ENOSYS () 753# define munmap(addr,length) EIO_ENOSYS ()
712#endif 754#endif
713 755
714#if !_POSIX_MEMORY_PROTECTION 756#if !_POSIX_MEMORY_PROTECTION
715# define mprotect(addr,len,prot) EIO_ENOSYS () 757# 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 758#endif
722 759
723#define MMAP_MAGIC PERL_MAGIC_ext 760#define MMAP_MAGIC PERL_MAGIC_ext
724 761
725static int ecb_cold 762static int ecb_cold
865 } *civ, const_iv[] = { 902 } *civ, const_iv[] = {
866# define const_niv(name, value) { # name, (IV) value }, 903# define const_niv(name, value) { # name, (IV) value },
867# define const_iv(name) { # name, (IV) name }, 904# define const_iv(name) { # name, (IV) name },
868# define const_eio(name) { # name, (IV) EIO_ ## name }, 905# define const_eio(name) { # name, (IV) EIO_ ## name },
869 906
870 /* you have to re-run ./gendef0 after adding/Removing any constants here */ 907 /* you have to re-run ./gendef0 after adding/removing any constants here */
871 908 /* the first block can be undef if missing */
872 const_iv (ENOSYS) 909 const_iv (ENOSYS)
873 const_iv (EXDEV) 910 const_iv (EXDEV)
874 const_iv (EBADR) 911 const_iv (EBADR)
875 912
913 /* for lseek */
914 const_iv (SEEK_DATA)
915 const_iv (SEEK_HOLE)
916
917 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
918 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
919 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
920 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
921 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
922 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
923
924 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
925 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
926 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
927 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
928 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
929 const_niv (MADV_FREE , POSIX_MADV_FREE)
930
931 /* the second block will be 0 when missing */
876 const_iv (O_RDONLY) 932 const_iv (O_RDONLY)
877 const_iv (O_WRONLY) 933 const_iv (O_WRONLY)
878 const_iv (O_RDWR) 934 const_iv (O_RDWR)
879 const_iv (O_CREAT) 935 const_iv (O_CREAT)
880 const_iv (O_TRUNC) 936 const_iv (O_TRUNC)
893 const_iv (O_SEARCH) 949 const_iv (O_SEARCH)
894 const_iv (O_DIRECTORY) 950 const_iv (O_DIRECTORY)
895 const_iv (O_DSYNC) 951 const_iv (O_DSYNC)
896 const_iv (O_RSYNC) 952 const_iv (O_RSYNC)
897 const_iv (O_SYNC) 953 const_iv (O_SYNC)
954 const_iv (O_PATH)
955 const_iv (O_TMPFILE)
898 const_iv (O_TTY_INIT) 956 const_iv (O_TTY_INIT)
899 957
900 const_iv (S_IFIFO) 958 const_iv (S_IFIFO)
901 const_iv (S_IFCHR) 959 const_iv (S_IFCHR)
902 const_iv (S_IFBLK) 960 const_iv (S_IFBLK)
904 const_iv (S_IFREG) 962 const_iv (S_IFREG)
905 const_iv (S_IFDIR) 963 const_iv (S_IFDIR)
906 const_iv (S_IFWHT) 964 const_iv (S_IFWHT)
907 const_iv (S_IFSOCK) 965 const_iv (S_IFSOCK)
908 const_iv (S_IFMT) 966 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)
922 967
923 const_iv (ST_RDONLY) 968 const_iv (ST_RDONLY)
924 const_iv (ST_NOSUID) 969 const_iv (ST_NOSUID)
925 const_iv (ST_NODEV) 970 const_iv (ST_NODEV)
926 const_iv (ST_NOEXEC) 971 const_iv (ST_NOEXEC)
936 const_iv (PROT_NONE) 981 const_iv (PROT_NONE)
937 const_iv (PROT_EXEC) 982 const_iv (PROT_EXEC)
938 const_iv (PROT_READ) 983 const_iv (PROT_READ)
939 const_iv (PROT_WRITE) 984 const_iv (PROT_WRITE)
940 985
941 /*const_iv (MAP_FIXED)*/
942 const_iv (MAP_PRIVATE) 986 const_iv (MAP_PRIVATE)
943 const_iv (MAP_SHARED) 987 const_iv (MAP_SHARED)
988 const_iv (MAP_FIXED)
944 const_iv (MAP_ANONYMOUS) 989 const_iv (MAP_ANONYMOUS)
945 990
946 /* linuxish */ 991 /* linuxish */
947 const_iv (MAP_HUGETLB)
948 const_iv (MAP_LOCKED) 992 const_iv (MAP_LOCKED)
949 const_iv (MAP_NORESERVE) 993 const_iv (MAP_NORESERVE)
950 const_iv (MAP_POPULATE) 994 const_iv (MAP_POPULATE)
951 const_iv (MAP_NONBLOCK) 995 const_iv (MAP_NONBLOCK)
996 const_iv (MAP_GROWSDOWN)
997 const_iv (MAP_32BIT)
998 const_iv (MAP_HUGETLB)
999 const_iv (MAP_STACK)
1000
1001 const_iv (FIFREEZE)
1002 const_iv (FITHAW)
1003 const_iv (FITRIM)
1004 const_iv (FICLONE)
1005 const_iv (FICLONERANGE)
1006 const_iv (FIDEDUPERANGE)
1007
1008 const_iv (FS_IOC_GETFLAGS)
1009 const_iv (FS_IOC_SETFLAGS)
1010 const_iv (FS_IOC_GETVERSION)
1011 const_iv (FS_IOC_SETVERSION)
1012 const_iv (FS_IOC_FIEMAP)
1013 const_iv (FS_IOC_FSGETXATTR)
1014 const_iv (FS_IOC_FSSETXATTR)
1015 const_iv (FS_IOC_SET_ENCRYPTION_POLICY)
1016 const_iv (FS_IOC_GET_ENCRYPTION_PWSALT)
1017 const_iv (FS_IOC_GET_ENCRYPTION_POLICY)
1018
1019 const_iv (FS_KEY_DESCRIPTOR_SIZE)
1020
1021 const_iv (FS_SECRM_FL)
1022 const_iv (FS_UNRM_FL)
1023 const_iv (FS_COMPR_FL)
1024 const_iv (FS_SYNC_FL)
1025 const_iv (FS_IMMUTABLE_FL)
1026 const_iv (FS_APPEND_FL)
1027 const_iv (FS_NODUMP_FL)
1028 const_iv (FS_NOATIME_FL)
1029 const_iv (FS_DIRTY_FL)
1030 const_iv (FS_COMPRBLK_FL)
1031 const_iv (FS_NOCOMP_FL)
1032 const_iv (FS_ENCRYPT_FL)
1033 const_iv (FS_BTREE_FL)
1034 const_iv (FS_INDEX_FL)
1035 const_iv (FS_JOURNAL_DATA_FL)
1036 const_iv (FS_NOTAIL_FL)
1037 const_iv (FS_DIRSYNC_FL)
1038 const_iv (FS_TOPDIR_FL)
1039 const_iv (FS_FL_USER_MODIFIABLE)
1040
1041 const_iv (FS_XFLAG_REALTIME)
1042 const_iv (FS_XFLAG_PREALLOC)
1043 const_iv (FS_XFLAG_IMMUTABLE)
1044 const_iv (FS_XFLAG_APPEND)
1045 const_iv (FS_XFLAG_SYNC)
1046 const_iv (FS_XFLAG_NOATIME)
1047 const_iv (FS_XFLAG_NODUMP)
1048 const_iv (FS_XFLAG_RTINHERIT)
1049 const_iv (FS_XFLAG_PROJINHERIT)
1050 const_iv (FS_XFLAG_NOSYMLINKS)
1051 const_iv (FS_XFLAG_EXTSIZE)
1052 const_iv (FS_XFLAG_EXTSZINHERIT)
1053 const_iv (FS_XFLAG_NODEFRAG)
1054 const_iv (FS_XFLAG_FILESTREAM)
1055 const_iv (FS_XFLAG_DAX)
1056 const_iv (FS_XFLAG_HASATTR)
952 1057
953 const_iv (FIEMAP_FLAG_SYNC) 1058 const_iv (FIEMAP_FLAG_SYNC)
954 const_iv (FIEMAP_FLAG_XATTR) 1059 const_iv (FIEMAP_FLAG_XATTR)
955 const_iv (FIEMAP_FLAGS_COMPAT) 1060 const_iv (FIEMAP_FLAGS_COMPAT)
956 const_iv (FIEMAP_EXTENT_LAST) 1061 const_iv (FIEMAP_EXTENT_LAST)
968 const_iv (SPLICE_F_MOVE) 1073 const_iv (SPLICE_F_MOVE)
969 const_iv (SPLICE_F_NONBLOCK) 1074 const_iv (SPLICE_F_NONBLOCK)
970 const_iv (SPLICE_F_MORE) 1075 const_iv (SPLICE_F_MORE)
971 const_iv (SPLICE_F_GIFT) 1076 const_iv (SPLICE_F_GIFT)
972 1077
973 const_iv (SEEK_DATA) 1078 /* these are libeio constants, and are independent of gendef0 */
974 const_iv (SEEK_HOLE)
975
976 /* libeio constants */
977 const_eio (SEEK_SET) 1079 const_eio (SEEK_SET)
978 const_eio (SEEK_CUR) 1080 const_eio (SEEK_CUR)
979 const_eio (SEEK_END) 1081 const_eio (SEEK_END)
980 1082
981 const_eio (MCL_FUTURE) 1083 const_eio (MCL_FUTURE)
991 const_eio (SYNC_FILE_RANGE_WRITE) 1093 const_eio (SYNC_FILE_RANGE_WRITE)
992 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 1094 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
993 1095
994 const_eio (FALLOC_FL_KEEP_SIZE) 1096 const_eio (FALLOC_FL_KEEP_SIZE)
995 const_eio (FALLOC_FL_PUNCH_HOLE) 1097 const_eio (FALLOC_FL_PUNCH_HOLE)
1098 const_eio (FALLOC_FL_COLLAPSE_RANGE)
1099 const_eio (FALLOC_FL_ZERO_RANGE)
996 1100
997 const_eio (READDIR_DENTS) 1101 const_eio (READDIR_DENTS)
998 const_eio (READDIR_DIRS_FIRST) 1102 const_eio (READDIR_DIRS_FIRST)
999 const_eio (READDIR_STAT_ORDER) 1103 const_eio (READDIR_STAT_ORDER)
1000 const_eio (READDIR_FOUND_UNKNOWN) 1104 const_eio (READDIR_FOUND_UNKNOWN)
1068 PROTOTYPE: $ 1172 PROTOTYPE: $
1069 CODE: 1173 CODE:
1070 max_outstanding = maxreqs; 1174 max_outstanding = maxreqs;
1071 1175
1072void 1176void
1073aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef) 1177aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef)
1074 PPCODE: 1178 PPCODE:
1075{ 1179{
1076 dREQ; 1180 dREQ;
1077 1181
1078 req->type = EIO_WD_OPEN; 1182 req->type = EIO_WD_OPEN;
1080 1184
1081 REQ_SEND; 1185 REQ_SEND;
1082} 1186}
1083 1187
1084void 1188void
1085aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1189aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef)
1086 PPCODE: 1190 PPCODE:
1087{ 1191{
1088 dREQ; 1192 dREQ;
1089 1193
1090 req->type = EIO_OPEN; 1194 req->type = EIO_OPEN;
1094 1198
1095 REQ_SEND; 1199 REQ_SEND;
1096} 1200}
1097 1201
1098void 1202void
1099aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1203aio_fsync (SV *fh, SV *callback = &PL_sv_undef)
1100 ALIAS: 1204 ALIAS:
1101 aio_fsync = EIO_FSYNC 1205 aio_fsync = EIO_FSYNC
1102 aio_fdatasync = EIO_FDATASYNC 1206 aio_fdatasync = EIO_FDATASYNC
1103 aio_syncfs = EIO_SYNCFS 1207 aio_syncfs = EIO_SYNCFS
1104 PPCODE: 1208 PPCODE:
1105{ 1209{
1106 int fd = s_fileno_croak (fh, 0); 1210 int fd = s_fileno_croak (fh, 0);
1107 dREQ; 1211 dREQ;
1108 1212
1109 req->type = ix; 1213 req->type = ix;
1110 req->sv1 = newSVsv (fh); 1214 req->sv1 = newSVsv (fh);
1111 req->int1 = fd; 1215 req->int1 = fd;
1112 1216
1113 REQ_SEND; 1217 REQ_SEND;
1114} 1218}
1115 1219
1116void 1220void
1117aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 1221aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef)
1118 PPCODE: 1222 PPCODE:
1119{ 1223{
1120 int fd = s_fileno_croak (fh, 0); 1224 int fd = s_fileno_croak (fh, 0);
1121 dREQ; 1225 dREQ;
1122 1226
1123 req->type = EIO_SYNC_FILE_RANGE; 1227 req->type = EIO_SYNC_FILE_RANGE;
1124 req->sv1 = newSVsv (fh); 1228 req->sv1 = newSVsv (fh);
1125 req->int1 = fd; 1229 req->int1 = fd;
1129 1233
1130 REQ_SEND; 1234 REQ_SEND;
1131} 1235}
1132 1236
1133void 1237void
1134aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) 1238aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef)
1135 PPCODE: 1239 PPCODE:
1136{ 1240{
1137 int fd = s_fileno_croak (fh, 0); 1241 int fd = s_fileno_croak (fh, 0);
1138 dREQ; 1242 dREQ;
1139 1243
1140 req->type = EIO_FALLOCATE; 1244 req->type = EIO_FALLOCATE;
1141 req->sv1 = newSVsv (fh); 1245 req->sv1 = newSVsv (fh);
1142 req->int1 = fd; 1246 req->int1 = fd;
1146 1250
1147 REQ_SEND; 1251 REQ_SEND;
1148} 1252}
1149 1253
1150void 1254void
1151aio_close (SV *fh, SV *callback=&PL_sv_undef) 1255aio_close (SV *fh, SV *callback = &PL_sv_undef)
1152 PPCODE: 1256 PPCODE:
1153{ 1257{
1154 static int close_fd = -1; /* dummy fd to close fds via dup2 */ 1258 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1155 int fd = s_fileno_croak (fh, 0); 1259 int fd = s_fileno_croak (fh, 0);
1156 dREQ; 1260 dREQ;
1157 1261
1158 if (expect_false (close_fd < 0)) 1262 if (expect_false (close_fd < 0))
1159 { 1263 {
1160 int pipefd [2]; 1264 int pipefd [2];
1180 1284
1181 REQ_SEND; 1285 REQ_SEND;
1182} 1286}
1183 1287
1184void 1288void
1185aio_seek (SV *fh, SV *offset, int whence, SV *callback=&PL_sv_undef) 1289aio_seek (SV *fh, SV *offset, int whence, SV *callback = &PL_sv_undef)
1186 PPCODE: 1290 PPCODE:
1187{ 1291{
1188 int fd = s_fileno_croak (fh, 0); 1292 int fd = s_fileno_croak (fh, 0);
1189 dREQ; 1293 dREQ;
1190 1294
1196 1300
1197 REQ_SEND; 1301 REQ_SEND;
1198} 1302}
1199 1303
1200void 1304void
1201aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 1305aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback = &PL_sv_undef)
1202 ALIAS: 1306 ALIAS:
1203 aio_read = EIO_READ 1307 aio_read = EIO_READ
1204 aio_write = EIO_WRITE 1308 aio_write = EIO_WRITE
1205 PPCODE: 1309 PPCODE:
1206{ 1310{
1222 len = svlen - dataoffset; 1326 len = svlen - dataoffset;
1223 } 1327 }
1224 else 1328 else
1225 { 1329 {
1226 /* read: check type and grow scalar as necessary */ 1330 /* read: check type and grow scalar as necessary */
1227 SvUPGRADE (data, SVt_PV);
1228 if (SvLEN (data) >= SvCUR (data)) 1331 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1229 svptr = SvGROW (data, len + dataoffset + 1); 1332 svptr = sv_grow (data, len + dataoffset + 1);
1230 else if (SvCUR (data) < len + dataoffset) 1333 else if (SvCUR (data) < len + dataoffset)
1231 croak ("length + dataoffset outside of scalar, and cannot grow"); 1334 croak ("length + dataoffset outside of scalar, and cannot grow");
1232 } 1335 }
1233 1336
1234 { 1337 {
1252 REQ_SEND; 1355 REQ_SEND;
1253 } 1356 }
1254} 1357}
1255 1358
1256void 1359void
1360aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef)
1361 ALIAS:
1362 aio_ioctl = EIO_IOCTL
1363 aio_fcntl = EIO_FCNTL
1364 PPCODE:
1365{
1366 int fd = s_fileno_croak (fh, 0);
1367 char *svptr;
1368
1369 if (SvPOK (arg) || !SvNIOK (arg))
1370 {
1371 STRLEN svlen;
1372 /* perl uses IOCPARM_LEN for fcntl, so we do, too */
1373#ifdef IOCPARM_LEN
1374 STRLEN need = IOCPARM_LEN (request);
1375#else
1376 STRLEN need = 256;
1377#endif
1378
1379 if (svlen < need)
1380 svptr = SvGROW (arg, need);
1381 }
1382 else
1383 svptr = (char *)SvIV (arg);
1384
1385 {
1386 dREQ;
1387
1388 req->type = ix;
1389 req->sv1 = newSVsv (fh);
1390 req->int1 = fd;
1391 req->int2 = (long)request;
1392 req->sv2 = SvREFCNT_inc (arg);
1393 req->ptr2 = svptr;
1394
1395 REQ_SEND;
1396 }
1397}
1398
1399void
1257aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1400aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1258 ALIAS: 1401 ALIAS:
1259 aio_readlink = EIO_READLINK 1402 aio_readlink = EIO_READLINK
1260 aio_realpath = EIO_REALPATH 1403 aio_realpath = EIO_REALPATH
1261 PPCODE: 1404 PPCODE:
1262{ 1405{
1267 1410
1268 REQ_SEND; 1411 REQ_SEND;
1269} 1412}
1270 1413
1271void 1414void
1272aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1415aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef)
1273 PPCODE: 1416 PPCODE:
1274{ 1417{
1275 int ifd = s_fileno_croak (in_fh , 0); 1418 int ifd = s_fileno_croak (in_fh , 0);
1276 int ofd = s_fileno_croak (out_fh, 1); 1419 int ofd = s_fileno_croak (out_fh, 1);
1277 dREQ; 1420 dREQ;
1278 1421
1279 req->type = EIO_SENDFILE; 1422 req->type = EIO_SENDFILE;
1280 req->sv1 = newSVsv (out_fh); 1423 req->sv1 = newSVsv (out_fh);
1281 req->int1 = ofd; 1424 req->int1 = ofd;
1286 1429
1287 REQ_SEND; 1430 REQ_SEND;
1288} 1431}
1289 1432
1290void 1433void
1291aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1434aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef)
1292 PPCODE: 1435 PPCODE:
1293{ 1436{
1294 int fd = s_fileno_croak (fh, 0); 1437 int fd = s_fileno_croak (fh, 0);
1295 dREQ; 1438 dREQ;
1296 1439
1297 req->type = EIO_READAHEAD; 1440 req->type = EIO_READAHEAD;
1298 req->sv1 = newSVsv (fh); 1441 req->sv1 = newSVsv (fh);
1299 req->int1 = fd; 1442 req->int1 = fd;
1302 1445
1303 REQ_SEND; 1446 REQ_SEND;
1304} 1447}
1305 1448
1306void 1449void
1307aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 1450aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef)
1308 ALIAS: 1451 ALIAS:
1309 aio_stat = EIO_STAT 1452 aio_stat = EIO_STAT
1310 aio_lstat = EIO_LSTAT 1453 aio_lstat = EIO_LSTAT
1311 aio_statvfs = EIO_STATVFS 1454 aio_statvfs = EIO_STATVFS
1312 PPCODE: 1455 PPCODE:
1321UV 1464UV
1322major (UV dev) 1465major (UV dev)
1323 ALIAS: 1466 ALIAS:
1324 minor = 1 1467 minor = 1
1325 CODE: 1468 CODE:
1326 RETVAL = ix ? major (dev) : minor (dev); 1469 RETVAL = ix ? minor (dev) : major (dev);
1327 OUTPUT: 1470 OUTPUT:
1328 RETVAL 1471 RETVAL
1329 1472
1330UV 1473UV
1331makedev (UV maj, UV min) 1474makedev (UV maj, UV min)
1333 RETVAL = makedev (maj, min); 1476 RETVAL = makedev (maj, min);
1334 OUTPUT: 1477 OUTPUT:
1335 RETVAL 1478 RETVAL
1336 1479
1337void 1480void
1338aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) 1481aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef)
1339 PPCODE: 1482 PPCODE:
1340{ 1483{
1341 dREQ; 1484 dREQ;
1342 1485
1343 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1486 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1346 1489
1347 REQ_SEND; 1490 REQ_SEND;
1348} 1491}
1349 1492
1350void 1493void
1351aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1494aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef)
1352 PPCODE: 1495 PPCODE:
1353{ 1496{
1354 dREQ; 1497 dREQ;
1355 1498
1356 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1499 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1358 1501
1359 REQ_SEND; 1502 REQ_SEND;
1360} 1503}
1361 1504
1362void 1505void
1363aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1506aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef)
1364 PPCODE: 1507 PPCODE:
1365{ 1508{
1366 dREQ; 1509 dREQ;
1367 1510
1368 req->int2 = mode; 1511 req->int2 = mode;
1370 1513
1371 REQ_SEND; 1514 REQ_SEND;
1372} 1515}
1373 1516
1374void 1517void
1375aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) 1518aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef)
1376 PPCODE: 1519 PPCODE:
1377{ 1520{
1378 dREQ; 1521 dREQ;
1379 1522
1380 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1523 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1383 1526
1384 REQ_SEND; 1527 REQ_SEND;
1385} 1528}
1386 1529
1387void 1530void
1388aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) 1531aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef)
1389 PPCODE: 1532 PPCODE:
1390{ 1533{
1391 dREQ; 1534 dREQ;
1392 1535
1393 req->type = EIO_READDIR; 1536 req->type = EIO_READDIR;
1400 1543
1401 REQ_SEND; 1544 REQ_SEND;
1402} 1545}
1403 1546
1404void 1547void
1405aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef) 1548aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef)
1406 PPCODE: 1549 PPCODE:
1407{ 1550{
1408 dREQ; 1551 dREQ;
1409 1552
1410 req->type = EIO_MKDIR; 1553 req->type = EIO_MKDIR;
1413 1556
1414 REQ_SEND; 1557 REQ_SEND;
1415} 1558}
1416 1559
1417void 1560void
1418aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1561aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1419 ALIAS: 1562 ALIAS:
1420 aio_unlink = EIO_UNLINK 1563 aio_unlink = EIO_UNLINK
1421 aio_rmdir = EIO_RMDIR 1564 aio_rmdir = EIO_RMDIR
1422 aio_readdir = EIO_READDIR 1565 aio_readdir = EIO_READDIR
1423 PPCODE: 1566 PPCODE:
1429 1572
1430 REQ_SEND; 1573 REQ_SEND;
1431} 1574}
1432 1575
1433void 1576void
1434aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) 1577aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef)
1435 ALIAS: 1578 ALIAS:
1436 aio_link = EIO_LINK 1579 aio_link = EIO_LINK
1437 aio_symlink = EIO_SYMLINK 1580 aio_symlink = EIO_SYMLINK
1438 aio_rename = EIO_RENAME 1581 aio_rename = EIO_RENAME
1439 PPCODE: 1582 PPCODE:
1448 1591
1449 REQ_SEND; 1592 REQ_SEND;
1450} 1593}
1451 1594
1452void 1595void
1453aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) 1596aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef)
1454 PPCODE: 1597 PPCODE:
1455{ 1598{
1456 dREQ; 1599 dREQ;
1457 1600
1458 req->type = EIO_MKNOD; 1601 req->type = EIO_MKNOD;
1462 1605
1463 REQ_SEND; 1606 REQ_SEND;
1464} 1607}
1465 1608
1466void 1609void
1467aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) 1610aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef)
1468 ALIAS: 1611 ALIAS:
1469 aio_mtouch = EIO_MTOUCH 1612 aio_mtouch = EIO_MTOUCH
1470 aio_msync = EIO_MSYNC 1613 aio_msync = EIO_MSYNC
1471 PPCODE: 1614 PPCODE:
1472{ 1615{
1495 REQ_SEND; 1638 REQ_SEND;
1496 } 1639 }
1497} 1640}
1498 1641
1499void 1642void
1500aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) 1643aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1501 PPCODE: 1644 PPCODE:
1502{ 1645{
1503 STRLEN svlen; 1646 STRLEN svlen;
1504 char *svptr = SvPVbyte (data, svlen); 1647 char *svptr = SvPVbyte (data, svlen);
1505 UV len = SvUV (length); 1648 UV len = SvUV (length);
1524 REQ_SEND; 1667 REQ_SEND;
1525 } 1668 }
1526} 1669}
1527 1670
1528void 1671void
1529aio_mlockall (IV flags, SV *callback=&PL_sv_undef) 1672aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1530 PPCODE: 1673 PPCODE:
1531{ 1674{
1532 dREQ; 1675 dREQ;
1533 1676
1534 req->type = EIO_MLOCKALL; 1677 req->type = EIO_MLOCKALL;
1536 1679
1537 REQ_SEND; 1680 REQ_SEND;
1538} 1681}
1539 1682
1540void 1683void
1541aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback=&PL_sv_undef) 1684aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef)
1542 PPCODE: 1685 PPCODE:
1543{ 1686{
1544 int fd = s_fileno_croak (fh, 0); 1687 int fd = s_fileno_croak (fh, 0);
1545 dREQ; 1688 dREQ;
1546 1689
1559 1702
1560 REQ_SEND; 1703 REQ_SEND;
1561} 1704}
1562 1705
1563void 1706void
1564aio_busy (double delay, SV *callback=&PL_sv_undef) 1707aio_busy (double delay, SV *callback = &PL_sv_undef)
1565 PPCODE: 1708 PPCODE:
1566{ 1709{
1567 dREQ; 1710 dREQ;
1568 1711
1569 req->type = EIO_BUSY; 1712 req->type = EIO_BUSY;
1571 1714
1572 REQ_SEND; 1715 REQ_SEND;
1573} 1716}
1574 1717
1575void 1718void
1576aio_group (SV *callback=&PL_sv_undef) 1719aio_group (SV *callback = &PL_sv_undef)
1577 PPCODE: 1720 PPCODE:
1578{ 1721{
1579 dREQ; 1722 dREQ;
1580 1723
1581 req->type = EIO_GROUP; 1724 req->type = EIO_GROUP;
1582 1725
1726 PUTBACK;
1583 req_submit (req); 1727 req_submit (req);
1728 SPAGAIN;
1729
1584 XPUSHs (req_sv (req, aio_grp_stash)); 1730 XPUSHs (req_sv (req, aio_grp_stash));
1585} 1731}
1586 1732
1587void 1733void
1588aio_nop (SV *callback=&PL_sv_undef) 1734aio_nop (SV *callback = &PL_sv_undef)
1589 ALIAS: 1735 ALIAS:
1590 aio_nop = EIO_NOP 1736 aio_nop = EIO_NOP
1591 aio_sync = EIO_SYNC 1737 aio_sync = EIO_SYNC
1592 PPCODE: 1738 PPCODE:
1593{ 1739{
1597 1743
1598 REQ_SEND; 1744 REQ_SEND;
1599} 1745}
1600 1746
1601int 1747int
1602aioreq_pri (int pri = 0) 1748aioreq_pri (int pri = NO_INIT)
1603 CODE: 1749 CODE:
1604 RETVAL = next_pri; 1750 RETVAL = next_pri;
1605 if (items > 0) 1751 if (items > 0)
1606 { 1752 {
1607 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 1753 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
1697 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1843 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1698 OUTPUT: 1844 OUTPUT:
1699 RETVAL 1845 RETVAL
1700 1846
1701void 1847void
1702mmap (SV *scalar, size_t length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) 1848mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0)
1703 PPCODE: 1849 PPCODE:
1704 sv_unmagic (scalar, MMAP_MAGIC); 1850 sv_unmagic (scalar, MMAP_MAGIC);
1705{ 1851{
1706 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; 1852 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1707 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 1853 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
1734munmap (SV *scalar) 1880munmap (SV *scalar)
1735 CODE: 1881 CODE:
1736 sv_unmagic (scalar, MMAP_MAGIC); 1882 sv_unmagic (scalar, MMAP_MAGIC);
1737 1883
1738int 1884int
1739madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 1885madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1740 ALIAS: 1886 ALIAS:
1741 mprotect = 1 1887 mprotect = 1
1742 CODE: 1888 CODE:
1743{ 1889{
1744 STRLEN svlen; 1890 STRLEN svlen;
1745 void *addr = SvPVbyte (scalar, svlen); 1891 void *addr = SvPVbyte (scalar, svlen);
1746 size_t len = SvUV (length); 1892 STRLEN len = SvUV (length);
1747 1893
1748 if (offset < 0) 1894 if (offset < 0)
1749 offset += svlen; 1895 offset += svlen;
1750 1896
1751 if (offset < 0 || offset > svlen) 1897 if (offset < 0 || offset > svlen)
1765} 1911}
1766 OUTPUT: 1912 OUTPUT:
1767 RETVAL 1913 RETVAL
1768 1914
1769int 1915int
1770munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) 1916munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef)
1771 CODE: 1917 CODE:
1772{ 1918{
1773 STRLEN svlen; 1919 STRLEN svlen;
1774 void *addr = SvPVbyte (scalar, svlen); 1920 void *addr = SvPVbyte (scalar, svlen);
1775 size_t len = SvUV (length); 1921 size_t len = SvUV (length);
1776 1922
1777 if (offset < 0) 1923 if (offset < 0)
1778 offset += svlen; 1924 offset += svlen;
1779 1925
1831#else 1977#else
1832 RETVAL = EIO_ENOSYS (); 1978 RETVAL = EIO_ENOSYS ();
1833#endif 1979#endif
1834 OUTPUT: 1980 OUTPUT:
1835 RETVAL 1981 RETVAL
1982
1983int
1984pipesize (aio_rfd rfh, int new_size = -1)
1985 PROTOTYPE: $;$
1986 CODE:
1987#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
1988 if (new_size >= 0)
1989 RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
1990 else
1991 RETVAL = fcntl (rfh, F_GETPIPE_SZ);
1992#else
1993 errno = ENOSYS;
1994 RETVAL = -1;
1995#endif
1996 OUTPUT:
1997 RETVAL
1998
1999void
2000pipe2 (int flags = 0)
2001 PROTOTYPE: ;$
2002 PPCODE:
2003{
2004 int fd[2];
2005 int res;
2006
2007 if (flags)
2008#if HAVE_PIPE2
2009 res = pipe2 (fd, flags);
2010#else
2011 res = (errno = ENOSYS, -1);
2012#endif
2013 else
2014 res = pipe (fd);
2015
2016 if (!res)
2017 {
2018 EXTEND (SP, 2);
2019 PUSHs (newmortalFH (fd[0], O_RDONLY));
2020 PUSHs (newmortalFH (fd[1], O_WRONLY));
2021 }
2022}
1836 2023
1837void _on_next_submit (SV *cb) 2024void _on_next_submit (SV *cb)
1838 CODE: 2025 CODE:
1839 SvREFCNT_dec (on_next_submit); 2026 SvREFCNT_dec (on_next_submit);
1840 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 2027 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1875cancel (aio_req_ornot req) 2062cancel (aio_req_ornot req)
1876 CODE: 2063 CODE:
1877 eio_cancel (req); 2064 eio_cancel (req);
1878 2065
1879void 2066void
1880cb (aio_req_ornot req, SV *callback=&PL_sv_undef) 2067cb (aio_req_ornot req, SV *callback = NO_INIT)
1881 PPCODE: 2068 PPCODE:
1882{ 2069{
1883 if (GIMME_V != G_VOID) 2070 if (GIMME_V != G_VOID)
1884 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); 2071 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1885 2072
1886 if (items > 1) 2073 if (items > 1)
1887 { 2074 {
1888 SV *cb_cv =get_cb (callback); 2075 SV *cb_cv = get_cb (callback);
1889 2076
1890 SvREFCNT_dec (req->callback); 2077 SvREFCNT_dec (req->callback);
1891 req->callback = SvREFCNT_inc (cb_cv); 2078 req->callback = SvREFCNT_inc (cb_cv);
1892 } 2079 }
1893} 2080}
1950limit (aio_req grp, int limit) 2137limit (aio_req grp, int limit)
1951 CODE: 2138 CODE:
1952 eio_grp_limit (grp, limit); 2139 eio_grp_limit (grp, limit);
1953 2140
1954void 2141void
1955feed (aio_req grp, SV *callback=&PL_sv_undef) 2142feed (aio_req grp, SV *callback = &PL_sv_undef)
1956 CODE: 2143 CODE:
1957{ 2144{
1958 SvREFCNT_dec (grp->sv2); 2145 SvREFCNT_dec (grp->sv2);
1959 grp->sv2 = newSVsv (callback); 2146 grp->sv2 = newSVsv (callback);
1960 grp->feed = aio_grp_feed; 2147 grp->feed = aio_grp_feed;

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