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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.209 by root, Sun Apr 1 17:46:02 2012 UTC vs.
Revision 1.242 by root, Tue Jul 12 20:46:33 2016 UTC

… …
17#include <fcntl.h> 17#include <fcntl.h>
18#include <sched.h> 18#include <sched.h>
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
23
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__)
29# include <linux/fs.h>
30# ifdef FS_IOC_FIEMAP
31# include <linux/types.h>
32# include <linux/fiemap.h>
33# define HAVE_FIEMAP 1
34# endif
22#endif 35#endif
23 36
24/* perl namespace pollution */ 37/* perl namespace pollution */
25#undef VERSION 38#undef VERSION
26 39
… …
77 90
78 #define EIO_STRUCT_STAT Stat_t 91 #define EIO_STRUCT_STAT Stat_t
79 92
80#endif 93#endif
81 94
82/* use NV for 32 bit perls as it allows larger offsets */
83#if IVSIZE >= 8
84# define VAL64 IV
85# define SvVAL64 SvIV
86# define newSVval64 newSViv
87#else
88# define VAL64 NV
89# define SvVAL64 SvNV
90# define newSVval64 newSVnv
91#endif
92
93/*****************************************************************************/ 95/*****************************************************************************/
94 96
95#if __GNUC__ >= 3 97#if __GNUC__ >= 3
96# define expect(expr,value) __builtin_expect ((expr),(value)) 98# define expect(expr,value) __builtin_expect ((expr),(value))
97#else 99#else
… …
126static void req_destroy (eio_req *grp); 128static void req_destroy (eio_req *grp);
127#define EIO_DESTROY(req) req_destroy (req) 129#define EIO_DESTROY(req) req_destroy (req)
128 130
129#include "libeio/eio.c" 131#include "libeio/eio.c"
130 132
131/* Linux/others */
132#ifndef O_ASYNC
133# define O_ASYNC 0
134#endif
135#ifndef O_DIRECT
136# define O_DIRECT 0
137#endif
138#ifndef O_NOATIME
139# define O_NOATIME 0
140#endif
141
142/* POSIX */
143#ifndef O_CLOEXEC
144# define O_CLOEXEC 0
145#endif
146#ifndef O_NOFOLLOW
147# define O_NOFOLLOW 0
148#endif
149#ifndef O_NOCTTY
150# define O_NOCTTY 0
151#endif
152#ifndef O_NONBLOCK
153# define O_NONBLOCK 0
154#endif
155#ifndef O_EXEC
156# define O_EXEC 0
157#endif
158#ifndef O_SEARCH
159# define O_SEARCH 0
160#endif
161#ifndef O_DIRECTORY
162# define O_DIRECTORY 0
163#endif
164#ifndef O_DSYNC
165# define O_DSYNC 0
166#endif
167#ifndef O_RSYNC
168# define O_RSYNC 0
169#endif
170#ifndef O_SYNC
171# define O_SYNC 0
172#endif
173#ifndef O_TTY_INIT
174# define O_TTY_INIT 0
175#endif
176
177#ifndef POSIX_FADV_NORMAL
178# define POSIX_FADV_NORMAL 0
179#endif
180#ifndef POSIX_FADV_SEQUENTIAL
181# define POSIX_FADV_SEQUENTIAL 0
182#endif
183#ifndef POSIX_FADV_RANDOM
184# define POSIX_FADV_RANDOM 0
185#endif
186#ifndef POSIX_FADV_NOREUSE
187# define POSIX_FADV_NOREUSE 0
188#endif
189#ifndef POSIX_FADV_WILLNEED
190# define POSIX_FADV_WILLNEED 0
191#endif
192#ifndef POSIX_FADV_DONTNEED
193# define POSIX_FADV_DONTNEED 0
194#endif
195
196#if !HAVE_POSIX_FADVISE 133#if !HAVE_POSIX_FADVISE
197# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ 134# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
198#endif 135#endif
199 136
200#ifndef POSIX_MADV_NORMAL
201# define POSIX_MADV_NORMAL 0
202#endif
203#ifndef POSIX_MADV_SEQUENTIAL
204# define POSIX_MADV_SEQUENTIAL 0
205#endif
206#ifndef POSIX_MADV_RANDOM
207# define POSIX_MADV_RANDOM 0
208#endif
209#ifndef POSIX_MADV_WILLNEED
210# define POSIX_MADV_WILLNEED 0
211#endif
212#ifndef POSIX_MADV_DONTNEED
213# define POSIX_MADV_DONTNEED 0
214#endif
215
216#if !HAVE_POSIX_MADVISE 137#if !HAVE_POSIX_MADVISE
217# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ 138# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
218#endif
219
220#ifndef PROT_NONE
221# define PROT_NONE 0
222#endif
223#ifndef PROT_READ
224# define PROT_READ 0
225#endif
226#ifndef PROT_WRITE
227# define PROT_READ 0
228#endif
229#ifndef PROT_EXEC
230# define PROT_EXEC 0
231#endif
232
233#ifndef ST_RDONLY
234# define ST_RDONLY 0
235#endif
236#ifndef ST_NOSUID
237# define ST_NOSUID 0
238#endif
239#ifndef ST_NODEV
240# define ST_NODEV 0
241#endif
242#ifndef ST_NOEXEC
243# define ST_NOEXEC 0
244#endif
245#ifndef ST_SYNCHRONOUS
246# define ST_SYNCHRONOUS 0
247#endif
248#ifndef ST_MANDLOCK
249# define ST_MANDLOCK 0
250#endif
251#ifndef ST_WRITE
252# define ST_WRITE 0
253#endif
254#ifndef ST_APPEND
255# define ST_APPEND 0
256#endif
257#ifndef ST_IMMUTABLE
258# define ST_IMMUTABLE 0
259#endif
260#ifndef ST_NOATIME
261# define ST_NOATIME 0
262#endif
263#ifndef ST_NODIRATIME
264# define ST_NODIRATIME 0
265#endif
266#ifndef ST_RELATIME
267# define ST_RELATIME 0
268#endif
269
270#ifndef S_IFIFO
271# define S_IFIFO 0
272#endif
273#ifndef S_IFCHR
274# define S_IFCHR 0
275#endif
276#ifndef S_IFBLK
277# define S_IFBLK 0
278#endif
279#ifndef S_IFLNK
280# define S_IFLNK 0
281#endif
282#ifndef S_IFREG
283# define S_IFREG 0
284#endif
285#ifndef S_IFDIR
286# define S_IFDIR 0
287#endif
288#ifndef S_IFWHT
289# define S_IFWHT 0
290#endif
291#ifndef S_IFSOCK
292# define S_IFSOCK 0
293#endif 139#endif
294 140
295#ifndef MAP_ANONYMOUS 141#ifndef MAP_ANONYMOUS
296# ifdef MAP_ANON 142# ifdef MAP_ANON
297# define MAP_ANONYMOUS MAP_ANON 143# define MAP_ANONYMOUS MAP_ANON
298# else 144# else
299# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ 145# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
300# endif 146# endif
301#endif 147#endif
302#ifndef MAP_HUGETLB 148
303# define MAP_HUGETLB 0 149/* defines all sorts of constants to 0 unless they are already defined */
304#endif 150/* also provides const_iv_ and const_niv_ macros for them */
305#ifndef MAP_LOCKED 151#include "def0.h"
306# define MAP_LOCKED 0
307#endif
308#ifndef MAP_NORESERVE
309# define MAP_NORESERVE 0
310#endif
311#ifndef MAP_POPULATE
312# define MAP_POPULATE 0
313#endif
314#ifndef MAP_NONBLOCK
315# define MAP_NONBLOCK 0
316#endif
317 152
318#ifndef makedev 153#ifndef makedev
319# define makedev(maj,min) (((maj) << 8) | (min)) 154# define makedev(maj,min) (((maj) << 8) | (min))
320#endif 155#endif
321#ifndef major 156#ifndef major
… …
323#endif 158#endif
324#ifndef minor 159#ifndef minor
325# define minor(dev) ((dev) & 0xff) 160# define minor(dev) ((dev) & 0xff)
326#endif 161#endif
327 162
328#ifndef PAGESIZE 163#if PAGESIZE <= 0
329# define PAGESIZE sysconf (_SC_PAGESIZE) 164# define PAGESIZE sysconf (_SC_PAGESIZE)
330#endif 165#endif
166
167/*****************************************************************************/
168
169static void
170fiemap (eio_req *req)
171{
172 req->result = -1;
173
174#if HAVE_FIEMAP
175 /* assume some c99 */
176 struct fiemap *fiemap = 0;
177 size_t end_offset;
178 int count = req->int3;
179
180 req->flags |= EIO_FLAG_PTR1_FREE;
181
182 /* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */
183 /* increase in 3.5kb steps */
184 if (count < 0)
185 count = 8;
186
187 fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
188 errno = ENOMEM;
189 if (!fiemap)
190 return;
191
192 req->ptr1 = fiemap;
193
194 fiemap->fm_start = req->offs;
195 fiemap->fm_length = req->size;
196 fiemap->fm_flags = req->int2;
197 fiemap->fm_extent_count = count;
198
199 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0)
200 return;
201
202 if (req->int3 >= 0 /* not autosizing */
203 || !fiemap->fm_mapped_extents /* no more extents */
204 || fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */)
205 goto done;
206
207 /* else we have to loop -
208 * it would be tempting (actually I tried that first) to just query the
209 * number of extents needed, but linux often feels like not returning all
210 * extents, without telling us it left any out. this complicates
211 * this quite a bit.
212 */
213
214 end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start);
215
216 for (;;)
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;
235 fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
236 errno = ENOMEM;
237 if (!fiemap)
238 return;
239
240 req->ptr1 = fiemap;
241
242 for (count = 0; count < incmap->fm_mapped_extents; ++count)
243 {
244 struct fiemap_extent *e = incmap->fm_extents + count;
245
246 if (e->fe_logical + e->fe_length >= end_offset)
247 goto done;
248
249 fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
250
251 if (e->fe_flags & FIEMAP_EXTENT_LAST)
252 goto done;
253
254 }
255 }
256
257done:
258 req->result = 0;
259
260#else
261 errno = ENOSYS;
262#endif
263}
264
265/*****************************************************************************/
331 266
332enum { 267enum {
333 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 268 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
334}; 269};
335 270
… …
374} 309}
375 310
376static SV * 311static SV *
377newSVaio_wd (aio_wd wd) 312newSVaio_wd (aio_wd wd)
378{ 313{
379 return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash); 314 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
380} 315}
381 316
382static aio_req 317static aio_req
383SvAIO_REQ (SV *sv) 318SvAIO_REQ (SV *sv)
384{ 319{
… …
403 || SvTYPE (SvRV (sv)) != SVt_PVMG 338 || SvTYPE (SvRV (sv)) != SVt_PVMG
404 || SvSTASH (SvRV (sv)) != aio_wd_stash) 339 || SvSTASH (SvRV (sv)) != aio_wd_stash)
405 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");
406 341
407 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;
408} 368}
409 369
410static void 370static void
411aio_grp_feed (aio_req grp) 371aio_grp_feed (aio_req grp)
412{ 372{
… …
540 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))));
541 } 501 }
542 break; 502 break;
543 503
544 case EIO_OPEN: 504 case EIO_OPEN:
545 { 505 PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR)));
546 /* convert fd to fh */
547 SV *fh = &PL_sv_undef;
548
549 if (req->result >= 0)
550 {
551 GV *gv = (GV *)sv_newmortal ();
552 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR);
553 char sym [64];
554 int symlen;
555
556 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
557 gv_init (gv, aio_stash, sym, symlen, 0);
558
559 symlen = snprintf (
560 sym,
561 sizeof (sym),
562 "%s&=%d",
563 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
564 (int)req->result
565 );
566
567 if (do_open (gv, sym, symlen, 0, 0, 0, 0))
568 fh = (SV *)gv;
569 }
570
571 PUSHs (fh);
572 }
573 break; 506 break;
574 507
575 case EIO_STATVFS: 508 case EIO_STATVFS:
576 case EIO_FSTATVFS: 509 case EIO_FSTATVFS:
577 { 510 {
… …
580#ifndef _WIN32 513#ifndef _WIN32
581 if (req->result >= 0) 514 if (req->result >= 0)
582 { 515 {
583 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 516 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
584 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));
585 523
586 rv = sv_2mortal (newRV_noinc ((SV *)hv)); 524 rv = sv_2mortal (newRV_noinc ((SV *)hv));
587 525
588 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);
589 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);
… …
591 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);
592 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);
593 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);
594 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);
595 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);
596 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); 534 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
597 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);
598 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);
599 } 537 }
600#endif 538#endif
601 539
… …
652 SvSETMAGIC (req->sv2); 590 SvSETMAGIC (req->sv2);
653 PUSHs (sv_result); 591 PUSHs (sv_result);
654 } 592 }
655 break; 593 break;
656 594
595 case EIO_CUSTOM:
596 if (req->feed == fiemap)
597 {
598#if HAVE_FIEMAP
599 if (!req->result)
600 {
601 struct fiemap *fiemap = (struct fiemap *)req->ptr1;
602
603 if (fiemap->fm_extent_count)
604 {
605 AV *av = newAV ();
606 int i;
607
608 while (fiemap->fm_mapped_extents)
609 {
610 struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents];
611 AV *ext_av = newAV ();
612
613 av_store (ext_av, 3, newSVuv (extent->fe_flags));
614 av_store (ext_av, 2, newSVval64 (extent->fe_length));
615 av_store (ext_av, 1, newSVval64 (extent->fe_physical));
616 av_store (ext_av, 0, newSVval64 (extent->fe_logical));
617
618 av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av));
619 }
620
621 PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
622 }
623 else
624 {
625 SvIV_set (sv_result, fiemap->fm_mapped_extents);
626 PUSHs (sv_result);
627 }
628 }
629#endif
630 }
631 else
632 PUSHs (sv_result);
633 break;
634
657 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ 635 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
658 if (req->result > 0) 636 if (req->result > 0)
659 SvIV_set (sv_result, 0); 637 SvIV_set (sv_result, 0);
660 /* FALLTHROUGH */ 638 /* FALLTHROUGH */
661 639
… …
726{ 704{
727 while (eio_nreqs ()) 705 while (eio_nreqs ())
728 { 706 {
729 int size; 707 int size;
730 708
731 X_LOCK (reslock); 709 X_LOCK (EIO_POOL->reslock);
732 size = res_queue.size; 710 size = EIO_POOL->res_queue.size;
733 X_UNLOCK (reslock); 711 X_UNLOCK (EIO_POOL->reslock);
734 712
735 if (size) 713 if (size)
736 return; 714 return;
737 715
738 etp_maybe_start_thread (); 716 etp_maybe_start_thread (EIO_POOL);
739 717
740 s_epipe_wait (&respipe); 718 s_epipe_wait (&respipe);
741 } 719 }
742} 720}
743 721
… …
768} 746}
769 747
770/*****************************************************************************/ 748/*****************************************************************************/
771 749
772#if !_POSIX_MAPPED_FILES 750#if !_POSIX_MAPPED_FILES
773# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) 751# define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS ()
774# define munmap(addr,length) (errno = ENOSYS, -1) 752# define munmap(addr,length) EIO_ENOSYS ()
775#endif 753#endif
776 754
777#if !_POSIX_MEMORY_PROTECTION 755#if !_POSIX_MEMORY_PROTECTION
778# define mprotect(addr,len,prot) (errno = ENOSYS, -1) 756# define mprotect(addr,len,prot) EIO_ENOSYS ()
779# define PROT_NONE 0
780# define PROT_WRITE 0
781# define MAP_PRIVATE 0
782# define MAP_SHARED 0
783# define MAP_FIXED 0
784#endif 757#endif
785 758
786#define MMAP_MAGIC PERL_MAGIC_ext 759#define MMAP_MAGIC PERL_MAGIC_ext
787 760
788static int ecb_cold 761static int ecb_cold
… …
927 IV iv; 900 IV iv;
928 } *civ, const_iv[] = { 901 } *civ, const_iv[] = {
929# define const_niv(name, value) { # name, (IV) value }, 902# define const_niv(name, value) { # name, (IV) value },
930# define const_iv(name) { # name, (IV) name }, 903# define const_iv(name) { # name, (IV) name },
931# define const_eio(name) { # name, (IV) EIO_ ## name }, 904# define const_eio(name) { # name, (IV) EIO_ ## name },
905
906 /* you have to re-run ./gendef0 after adding/removing any constants here */
907 /* the first block can be undef if missing */
908 const_iv (ENOSYS)
932 const_iv (EXDEV) 909 const_iv (EXDEV)
933 const_iv (ENOSYS) 910 const_iv (EBADR)
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 */
934 const_iv (O_RDONLY) 931 const_iv (O_RDONLY)
935 const_iv (O_WRONLY) 932 const_iv (O_WRONLY)
936 const_iv (O_RDWR) 933 const_iv (O_RDWR)
937 const_iv (O_CREAT) 934 const_iv (O_CREAT)
938 const_iv (O_TRUNC) 935 const_iv (O_TRUNC)
… …
951 const_iv (O_SEARCH) 948 const_iv (O_SEARCH)
952 const_iv (O_DIRECTORY) 949 const_iv (O_DIRECTORY)
953 const_iv (O_DSYNC) 950 const_iv (O_DSYNC)
954 const_iv (O_RSYNC) 951 const_iv (O_RSYNC)
955 const_iv (O_SYNC) 952 const_iv (O_SYNC)
953 const_iv (O_PATH)
954 const_iv (O_TMPFILE)
956 const_iv (O_TTY_INIT) 955 const_iv (O_TTY_INIT)
957 956
958 const_iv (S_IFIFO) 957 const_iv (S_IFIFO)
959 const_iv (S_IFCHR) 958 const_iv (S_IFCHR)
960 const_iv (S_IFBLK) 959 const_iv (S_IFBLK)
… …
962 const_iv (S_IFREG) 961 const_iv (S_IFREG)
963 const_iv (S_IFDIR) 962 const_iv (S_IFDIR)
964 const_iv (S_IFWHT) 963 const_iv (S_IFWHT)
965 const_iv (S_IFSOCK) 964 const_iv (S_IFSOCK)
966 const_iv (S_IFMT) 965 const_iv (S_IFMT)
967
968 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
969 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
970 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
971 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
972 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
973 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
974
975 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
976 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
977 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
978 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
979 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
980 966
981 const_iv (ST_RDONLY) 967 const_iv (ST_RDONLY)
982 const_iv (ST_NOSUID) 968 const_iv (ST_NOSUID)
983 const_iv (ST_NODEV) 969 const_iv (ST_NODEV)
984 const_iv (ST_NOEXEC) 970 const_iv (ST_NOEXEC)
… …
994 const_iv (PROT_NONE) 980 const_iv (PROT_NONE)
995 const_iv (PROT_EXEC) 981 const_iv (PROT_EXEC)
996 const_iv (PROT_READ) 982 const_iv (PROT_READ)
997 const_iv (PROT_WRITE) 983 const_iv (PROT_WRITE)
998 984
999 /*const_iv (MAP_FIXED)*/
1000 const_iv (MAP_PRIVATE) 985 const_iv (MAP_PRIVATE)
1001 const_iv (MAP_SHARED) 986 const_iv (MAP_SHARED)
987 const_iv (MAP_FIXED)
1002 const_iv (MAP_ANONYMOUS) 988 const_iv (MAP_ANONYMOUS)
1003 989
1004 /* linuxish */ 990 /* linuxish */
1005 const_iv (MAP_HUGETLB)
1006 const_iv (MAP_LOCKED) 991 const_iv (MAP_LOCKED)
1007 const_iv (MAP_NORESERVE) 992 const_iv (MAP_NORESERVE)
1008 const_iv (MAP_POPULATE) 993 const_iv (MAP_POPULATE)
1009 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)
1010 999
1000 const_iv (FIEMAP_FLAG_SYNC)
1001 const_iv (FIEMAP_FLAG_XATTR)
1002 const_iv (FIEMAP_FLAGS_COMPAT)
1003 const_iv (FIEMAP_EXTENT_LAST)
1004 const_iv (FIEMAP_EXTENT_UNKNOWN)
1005 const_iv (FIEMAP_EXTENT_DELALLOC)
1006 const_iv (FIEMAP_EXTENT_ENCODED)
1007 const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED)
1008 const_iv (FIEMAP_EXTENT_NOT_ALIGNED)
1009 const_iv (FIEMAP_EXTENT_DATA_INLINE)
1010 const_iv (FIEMAP_EXTENT_DATA_TAIL)
1011 const_iv (FIEMAP_EXTENT_UNWRITTEN)
1012 const_iv (FIEMAP_EXTENT_MERGED)
1013 const_iv (FIEMAP_EXTENT_SHARED)
1014
1015 const_iv (SPLICE_F_MOVE)
1016 const_iv (SPLICE_F_NONBLOCK)
1017 const_iv (SPLICE_F_MORE)
1018 const_iv (SPLICE_F_GIFT)
1019
1020 /* these are libeio constants, and are independent of gendef0 */
1011 const_eio (SEEK_SET) 1021 const_eio (SEEK_SET)
1012 const_eio (SEEK_CUR) 1022 const_eio (SEEK_CUR)
1013 const_eio (SEEK_END) 1023 const_eio (SEEK_END)
1014 1024
1015 const_eio (MCL_FUTURE) 1025 const_eio (MCL_FUTURE)
… …
1024 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 1034 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
1025 const_eio (SYNC_FILE_RANGE_WRITE) 1035 const_eio (SYNC_FILE_RANGE_WRITE)
1026 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 1036 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
1027 1037
1028 const_eio (FALLOC_FL_KEEP_SIZE) 1038 const_eio (FALLOC_FL_KEEP_SIZE)
1039 const_eio (FALLOC_FL_PUNCH_HOLE)
1040 const_eio (FALLOC_FL_COLLAPSE_RANGE)
1041 const_eio (FALLOC_FL_ZERO_RANGE)
1029 1042
1030 const_eio (READDIR_DENTS) 1043 const_eio (READDIR_DENTS)
1031 const_eio (READDIR_DIRS_FIRST) 1044 const_eio (READDIR_DIRS_FIRST)
1032 const_eio (READDIR_STAT_ORDER) 1045 const_eio (READDIR_STAT_ORDER)
1033 const_eio (READDIR_FOUND_UNKNOWN) 1046 const_eio (READDIR_FOUND_UNKNOWN)
… …
1101 PROTOTYPE: $ 1114 PROTOTYPE: $
1102 CODE: 1115 CODE:
1103 max_outstanding = maxreqs; 1116 max_outstanding = maxreqs;
1104 1117
1105void 1118void
1106aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef) 1119aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef)
1107 PPCODE: 1120 PPCODE:
1108{ 1121{
1109 dREQ; 1122 dREQ;
1110 1123
1111 req->type = EIO_WD_OPEN; 1124 req->type = EIO_WD_OPEN;
… …
1113 1126
1114 REQ_SEND; 1127 REQ_SEND;
1115} 1128}
1116 1129
1117void 1130void
1118aio_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)
1119 PPCODE: 1132 PPCODE:
1120{ 1133{
1121 dREQ; 1134 dREQ;
1122 1135
1123 req->type = EIO_OPEN; 1136 req->type = EIO_OPEN;
… …
1127 1140
1128 REQ_SEND; 1141 REQ_SEND;
1129} 1142}
1130 1143
1131void 1144void
1132aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1145aio_fsync (SV *fh, SV *callback = &PL_sv_undef)
1133 ALIAS: 1146 ALIAS:
1134 aio_fsync = EIO_FSYNC 1147 aio_fsync = EIO_FSYNC
1135 aio_fdatasync = EIO_FDATASYNC 1148 aio_fdatasync = EIO_FDATASYNC
1136 aio_syncfs = EIO_SYNCFS 1149 aio_syncfs = EIO_SYNCFS
1137 PPCODE: 1150 PPCODE:
1138{ 1151{
1139 int fd = s_fileno_croak (fh, 0); 1152 int fd = s_fileno_croak (fh, 0);
1140 dREQ; 1153 dREQ;
1141 1154
1142 req->type = ix; 1155 req->type = ix;
1143 req->sv1 = newSVsv (fh); 1156 req->sv1 = newSVsv (fh);
1144 req->int1 = fd; 1157 req->int1 = fd;
1145 1158
1146 REQ_SEND; 1159 REQ_SEND;
1147} 1160}
1148 1161
1149void 1162void
1150aio_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)
1151 PPCODE: 1164 PPCODE:
1152{ 1165{
1153 int fd = s_fileno_croak (fh, 0); 1166 int fd = s_fileno_croak (fh, 0);
1154 dREQ; 1167 dREQ;
1155 1168
1156 req->type = EIO_SYNC_FILE_RANGE; 1169 req->type = EIO_SYNC_FILE_RANGE;
1157 req->sv1 = newSVsv (fh); 1170 req->sv1 = newSVsv (fh);
1158 req->int1 = fd; 1171 req->int1 = fd;
… …
1162 1175
1163 REQ_SEND; 1176 REQ_SEND;
1164} 1177}
1165 1178
1166void 1179void
1167aio_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)
1168 PPCODE: 1181 PPCODE:
1169{ 1182{
1170 int fd = s_fileno_croak (fh, 0); 1183 int fd = s_fileno_croak (fh, 0);
1171 dREQ; 1184 dREQ;
1172 1185
1173 req->type = EIO_FALLOCATE; 1186 req->type = EIO_FALLOCATE;
1174 req->sv1 = newSVsv (fh); 1187 req->sv1 = newSVsv (fh);
1175 req->int1 = fd; 1188 req->int1 = fd;
… …
1179 1192
1180 REQ_SEND; 1193 REQ_SEND;
1181} 1194}
1182 1195
1183void 1196void
1184aio_close (SV *fh, SV *callback=&PL_sv_undef) 1197aio_close (SV *fh, SV *callback = &PL_sv_undef)
1185 PPCODE: 1198 PPCODE:
1186{ 1199{
1187 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 */
1188 int fd = s_fileno_croak (fh, 0); 1201 int fd = s_fileno_croak (fh, 0);
1189 dREQ; 1202 dREQ;
1190 1203
1191 if (expect_false (close_fd < 0)) 1204 if (expect_false (close_fd < 0))
1192 { 1205 {
1193 int pipefd [2]; 1206 int pipefd [2];
… …
1213 1226
1214 REQ_SEND; 1227 REQ_SEND;
1215} 1228}
1216 1229
1217void 1230void
1218aio_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)
1219 PPCODE: 1232 PPCODE:
1220{ 1233{
1221 STRLEN svlen;
1222 int fd = s_fileno_croak (fh, 0); 1234 int fd = s_fileno_croak (fh, 0);
1223 dREQ; 1235 dREQ;
1224 1236
1225 req->type = EIO_SEEK; 1237 req->type = EIO_SEEK;
1226 req->sv1 = newSVsv (fh); 1238 req->sv1 = newSVsv (fh);
… …
1230 1242
1231 REQ_SEND; 1243 REQ_SEND;
1232} 1244}
1233 1245
1234void 1246void
1235aio_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)
1236 ALIAS: 1248 ALIAS:
1237 aio_read = EIO_READ 1249 aio_read = EIO_READ
1238 aio_write = EIO_WRITE 1250 aio_write = EIO_WRITE
1239 PPCODE: 1251 PPCODE:
1240{ 1252{
… …
1256 len = svlen - dataoffset; 1268 len = svlen - dataoffset;
1257 } 1269 }
1258 else 1270 else
1259 { 1271 {
1260 /* read: check type and grow scalar as necessary */ 1272 /* read: check type and grow scalar as necessary */
1261 SvUPGRADE (data, SVt_PV); 1273 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1262 svptr = SvGROW (data, len + dataoffset + 1); 1274 svptr = sv_grow (data, len + dataoffset + 1);
1275 else if (SvCUR (data) < len + dataoffset)
1276 croak ("length + dataoffset outside of scalar, and cannot grow");
1263 } 1277 }
1264 1278
1265 { 1279 {
1266 dREQ; 1280 dREQ;
1267 1281
… …
1283 REQ_SEND; 1297 REQ_SEND;
1284 } 1298 }
1285} 1299}
1286 1300
1287void 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
1288aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1342aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1289 ALIAS: 1343 ALIAS:
1290 aio_readlink = EIO_READLINK 1344 aio_readlink = EIO_READLINK
1291 aio_realpath = EIO_REALPATH 1345 aio_realpath = EIO_REALPATH
1292 PPCODE: 1346 PPCODE:
1293{ 1347{
… …
1298 1352
1299 REQ_SEND; 1353 REQ_SEND;
1300} 1354}
1301 1355
1302void 1356void
1303aio_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)
1304 PPCODE: 1358 PPCODE:
1305{ 1359{
1306 int ifd = s_fileno_croak (in_fh , 0); 1360 int ifd = s_fileno_croak (in_fh , 0);
1307 int ofd = s_fileno_croak (out_fh, 1); 1361 int ofd = s_fileno_croak (out_fh, 1);
1308 dREQ; 1362 dREQ;
1309 1363
1310 req->type = EIO_SENDFILE; 1364 req->type = EIO_SENDFILE;
1311 req->sv1 = newSVsv (out_fh); 1365 req->sv1 = newSVsv (out_fh);
1312 req->int1 = ofd; 1366 req->int1 = ofd;
… …
1317 1371
1318 REQ_SEND; 1372 REQ_SEND;
1319} 1373}
1320 1374
1321void 1375void
1322aio_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)
1323 PPCODE: 1377 PPCODE:
1324{ 1378{
1325 int fd = s_fileno_croak (fh, 0); 1379 int fd = s_fileno_croak (fh, 0);
1326 dREQ; 1380 dREQ;
1327 1381
1328 req->type = EIO_READAHEAD; 1382 req->type = EIO_READAHEAD;
1329 req->sv1 = newSVsv (fh); 1383 req->sv1 = newSVsv (fh);
1330 req->int1 = fd; 1384 req->int1 = fd;
… …
1333 1387
1334 REQ_SEND; 1388 REQ_SEND;
1335} 1389}
1336 1390
1337void 1391void
1338aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 1392aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef)
1339 ALIAS: 1393 ALIAS:
1340 aio_stat = EIO_STAT 1394 aio_stat = EIO_STAT
1341 aio_lstat = EIO_LSTAT 1395 aio_lstat = EIO_LSTAT
1342 aio_statvfs = EIO_STATVFS 1396 aio_statvfs = EIO_STATVFS
1343 PPCODE: 1397 PPCODE:
… …
1352UV 1406UV
1353major (UV dev) 1407major (UV dev)
1354 ALIAS: 1408 ALIAS:
1355 minor = 1 1409 minor = 1
1356 CODE: 1410 CODE:
1357 RETVAL = ix ? major (dev) : minor (dev); 1411 RETVAL = ix ? minor (dev) : major (dev);
1358 OUTPUT: 1412 OUTPUT:
1359 RETVAL 1413 RETVAL
1360 1414
1361UV 1415UV
1362makedev (UV maj, UV min) 1416makedev (UV maj, UV min)
… …
1364 RETVAL = makedev (maj, min); 1418 RETVAL = makedev (maj, min);
1365 OUTPUT: 1419 OUTPUT:
1366 RETVAL 1420 RETVAL
1367 1421
1368void 1422void
1369aio_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)
1370 PPCODE: 1424 PPCODE:
1371{ 1425{
1372 dREQ; 1426 dREQ;
1373 1427
1374 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1428 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
… …
1377 1431
1378 REQ_SEND; 1432 REQ_SEND;
1379} 1433}
1380 1434
1381void 1435void
1382aio_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)
1383 PPCODE: 1437 PPCODE:
1384{ 1438{
1385 dREQ; 1439 dREQ;
1386 1440
1387 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1441 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
… …
1389 1443
1390 REQ_SEND; 1444 REQ_SEND;
1391} 1445}
1392 1446
1393void 1447void
1394aio_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)
1395 PPCODE: 1449 PPCODE:
1396{ 1450{
1397 dREQ; 1451 dREQ;
1398 1452
1399 req->int2 = mode; 1453 req->int2 = mode;
… …
1401 1455
1402 REQ_SEND; 1456 REQ_SEND;
1403} 1457}
1404 1458
1405void 1459void
1406aio_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)
1407 PPCODE: 1461 PPCODE:
1408{ 1462{
1409 dREQ; 1463 dREQ;
1410 1464
1411 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1465 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
… …
1414 1468
1415 REQ_SEND; 1469 REQ_SEND;
1416} 1470}
1417 1471
1418void 1472void
1419aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) 1473aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef)
1420 PPCODE: 1474 PPCODE:
1421{ 1475{
1422 dREQ; 1476 dREQ;
1423 1477
1424 req->type = EIO_READDIR; 1478 req->type = EIO_READDIR;
… …
1431 1485
1432 REQ_SEND; 1486 REQ_SEND;
1433} 1487}
1434 1488
1435void 1489void
1436aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef) 1490aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef)
1437 PPCODE: 1491 PPCODE:
1438{ 1492{
1439 dREQ; 1493 dREQ;
1440 1494
1441 req->type = EIO_MKDIR; 1495 req->type = EIO_MKDIR;
… …
1444 1498
1445 REQ_SEND; 1499 REQ_SEND;
1446} 1500}
1447 1501
1448void 1502void
1449aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1503aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1450 ALIAS: 1504 ALIAS:
1451 aio_unlink = EIO_UNLINK 1505 aio_unlink = EIO_UNLINK
1452 aio_rmdir = EIO_RMDIR 1506 aio_rmdir = EIO_RMDIR
1453 aio_readdir = EIO_READDIR 1507 aio_readdir = EIO_READDIR
1454 PPCODE: 1508 PPCODE:
… …
1460 1514
1461 REQ_SEND; 1515 REQ_SEND;
1462} 1516}
1463 1517
1464void 1518void
1465aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) 1519aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef)
1466 ALIAS: 1520 ALIAS:
1467 aio_link = EIO_LINK 1521 aio_link = EIO_LINK
1468 aio_symlink = EIO_SYMLINK 1522 aio_symlink = EIO_SYMLINK
1469 aio_rename = EIO_RENAME 1523 aio_rename = EIO_RENAME
1470 PPCODE: 1524 PPCODE:
… …
1479 1533
1480 REQ_SEND; 1534 REQ_SEND;
1481} 1535}
1482 1536
1483void 1537void
1484aio_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)
1485 PPCODE: 1539 PPCODE:
1486{ 1540{
1487 dREQ; 1541 dREQ;
1488 1542
1489 req->type = EIO_MKNOD; 1543 req->type = EIO_MKNOD;
… …
1493 1547
1494 REQ_SEND; 1548 REQ_SEND;
1495} 1549}
1496 1550
1497void 1551void
1498aio_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)
1499 ALIAS: 1553 ALIAS:
1500 aio_mtouch = EIO_MTOUCH 1554 aio_mtouch = EIO_MTOUCH
1501 aio_msync = EIO_MSYNC 1555 aio_msync = EIO_MSYNC
1502 PPCODE: 1556 PPCODE:
1503{ 1557{
… …
1526 REQ_SEND; 1580 REQ_SEND;
1527 } 1581 }
1528} 1582}
1529 1583
1530void 1584void
1531aio_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)
1532 PPCODE: 1586 PPCODE:
1533{ 1587{
1534 STRLEN svlen; 1588 STRLEN svlen;
1535 char *svptr = SvPVbyte (data, svlen); 1589 char *svptr = SvPVbyte (data, svlen);
1536 UV len = SvUV (length); 1590 UV len = SvUV (length);
… …
1555 REQ_SEND; 1609 REQ_SEND;
1556 } 1610 }
1557} 1611}
1558 1612
1559void 1613void
1560aio_mlockall (IV flags, SV *callback=&PL_sv_undef) 1614aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1561 PPCODE: 1615 PPCODE:
1562{ 1616{
1563 dREQ; 1617 dREQ;
1564 1618
1565 req->type = EIO_MLOCKALL; 1619 req->type = EIO_MLOCKALL;
… …
1567 1621
1568 REQ_SEND; 1622 REQ_SEND;
1569} 1623}
1570 1624
1571void 1625void
1626aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef)
1627 PPCODE:
1628{
1629 int fd = s_fileno_croak (fh, 0);
1630 dREQ;
1631
1632 req->type = EIO_CUSTOM;
1633 req->sv1 = newSVsv (fh);
1634 req->int1 = fd;
1635
1636 req->feed = fiemap;
1637#if HAVE_FIEMAP
1638 /* keep our fingers crossed that the next two types are 64 bit */
1639 req->offs = start;
1640 req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL;
1641 req->int2 = flags;
1642 req->int3 = SvOK (count) ? SvIV (count) : -1;
1643#endif
1644
1645 REQ_SEND;
1646}
1647
1648void
1572aio_busy (double delay, SV *callback=&PL_sv_undef) 1649aio_busy (double delay, SV *callback = &PL_sv_undef)
1573 PPCODE: 1650 PPCODE:
1574{ 1651{
1575 dREQ; 1652 dREQ;
1576 1653
1577 req->type = EIO_BUSY; 1654 req->type = EIO_BUSY;
… …
1579 1656
1580 REQ_SEND; 1657 REQ_SEND;
1581} 1658}
1582 1659
1583void 1660void
1584aio_group (SV *callback=&PL_sv_undef) 1661aio_group (SV *callback = &PL_sv_undef)
1585 PPCODE: 1662 PPCODE:
1586{ 1663{
1587 dREQ; 1664 dREQ;
1588 1665
1589 req->type = EIO_GROUP; 1666 req->type = EIO_GROUP;
1590 1667
1668 PUTBACK;
1591 req_submit (req); 1669 req_submit (req);
1670 SPAGAIN;
1671
1592 XPUSHs (req_sv (req, aio_grp_stash)); 1672 XPUSHs (req_sv (req, aio_grp_stash));
1593} 1673}
1594 1674
1595void 1675void
1596aio_nop (SV *callback=&PL_sv_undef) 1676aio_nop (SV *callback = &PL_sv_undef)
1597 ALIAS: 1677 ALIAS:
1598 aio_nop = EIO_NOP 1678 aio_nop = EIO_NOP
1599 aio_sync = EIO_SYNC 1679 aio_sync = EIO_SYNC
1600 PPCODE: 1680 PPCODE:
1601{ 1681{
… …
1605 1685
1606 REQ_SEND; 1686 REQ_SEND;
1607} 1687}
1608 1688
1609int 1689int
1610aioreq_pri (int pri = 0) 1690aioreq_pri (int pri = NO_INIT)
1611 CODE: 1691 CODE:
1612 RETVAL = next_pri; 1692 RETVAL = next_pri;
1613 if (items > 0) 1693 if (items > 0)
1614 { 1694 {
1615 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 1695 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
… …
1705 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1785 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1706 OUTPUT: 1786 OUTPUT:
1707 RETVAL 1787 RETVAL
1708 1788
1709void 1789void
1710mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) 1790mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0)
1711 PPCODE: 1791 PPCODE:
1712 sv_unmagic (scalar, MMAP_MAGIC); 1792 sv_unmagic (scalar, MMAP_MAGIC);
1713{ 1793{
1714 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;
1715 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 1795 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
… …
1742munmap (SV *scalar) 1822munmap (SV *scalar)
1743 CODE: 1823 CODE:
1744 sv_unmagic (scalar, MMAP_MAGIC); 1824 sv_unmagic (scalar, MMAP_MAGIC);
1745 1825
1746int 1826int
1747madvise (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)
1748 ALIAS: 1828 ALIAS:
1749 mprotect = 1 1829 mprotect = 1
1750 CODE: 1830 CODE:
1751{ 1831{
1752 STRLEN svlen; 1832 STRLEN svlen;
1753 void *addr = SvPVbyte (scalar, svlen); 1833 void *addr = SvPVbyte (scalar, svlen);
1754 size_t len = SvUV (length); 1834 STRLEN len = SvUV (length);
1755 1835
1756 if (offset < 0) 1836 if (offset < 0)
1757 offset += svlen; 1837 offset += svlen;
1758 1838
1759 if (offset < 0 || offset > svlen) 1839 if (offset < 0 || offset > svlen)
… …
1773} 1853}
1774 OUTPUT: 1854 OUTPUT:
1775 RETVAL 1855 RETVAL
1776 1856
1777int 1857int
1778munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) 1858munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef)
1779 CODE: 1859 CODE:
1780{ 1860{
1781 STRLEN svlen; 1861 STRLEN svlen;
1782 void *addr = SvPVbyte (scalar, svlen); 1862 void *addr = SvPVbyte (scalar, svlen);
1783 size_t len = SvUV (length); 1863 size_t len = SvUV (length);
1784 1864
1785 if (offset < 0) 1865 if (offset < 0)
1786 offset += svlen; 1866 offset += svlen;
1787 1867
… …
1794 addr = (void *)(((intptr_t)addr) + offset); 1874 addr = (void *)(((intptr_t)addr) + offset);
1795 eio_page_align (&addr, &len); 1875 eio_page_align (&addr, &len);
1796#if _POSIX_MEMLOCK_RANGE 1876#if _POSIX_MEMLOCK_RANGE
1797 RETVAL = munlock (addr, len); 1877 RETVAL = munlock (addr, len);
1798#else 1878#else
1799 RETVAL = ((errno = ENOSYS), -1); 1879 RETVAL = EIO_ENOSYS ();
1800#endif 1880#endif
1801} 1881}
1802 OUTPUT: 1882 OUTPUT:
1803 RETVAL 1883 RETVAL
1804 1884
… …
1806munlockall () 1886munlockall ()
1807 CODE: 1887 CODE:
1808#if _POSIX_MEMLOCK 1888#if _POSIX_MEMLOCK
1809 munlockall (); 1889 munlockall ();
1810#else 1890#else
1811 RETVAL = -1; 1891 RETVAL = EIO_ENOSYS ();
1812 errno = ENOSYS;
1813#endif 1892#endif
1814 OUTPUT: 1893 OUTPUT:
1815 RETVAL 1894 RETVAL
1895
1896int
1897splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
1898 CODE:
1899{
1900#if HAVE_LINUX_SPLICE
1901 loff_t off_in_, off_out_;
1902 RETVAL = splice (
1903 rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0,
1904 wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0,
1905 length, flags
1906 );
1907#else
1908 RETVAL = EIO_ENOSYS ();
1909#endif
1910}
1911 OUTPUT:
1912 RETVAL
1913
1914int
1915tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
1916 CODE:
1917#if HAVE_LINUX_SPLICE
1918 RETVAL = tee (rfh, wfh, length, flags);
1919#else
1920 RETVAL = EIO_ENOSYS ();
1921#endif
1922 OUTPUT:
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}
1816 1965
1817void _on_next_submit (SV *cb) 1966void _on_next_submit (SV *cb)
1818 CODE: 1967 CODE:
1819 SvREFCNT_dec (on_next_submit); 1968 SvREFCNT_dec (on_next_submit);
1820 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1969 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
… …
1855cancel (aio_req_ornot req) 2004cancel (aio_req_ornot req)
1856 CODE: 2005 CODE:
1857 eio_cancel (req); 2006 eio_cancel (req);
1858 2007
1859void 2008void
1860cb (aio_req_ornot req, SV *callback=&PL_sv_undef) 2009cb (aio_req_ornot req, SV *callback = NO_INIT)
1861 PPCODE: 2010 PPCODE:
1862{ 2011{
1863 if (GIMME_V != G_VOID) 2012 if (GIMME_V != G_VOID)
1864 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);
1865 2014
1866 if (items > 1) 2015 if (items > 1)
1867 { 2016 {
1868 SV *cb_cv =get_cb (callback); 2017 SV *cb_cv = get_cb (callback);
1869 2018
1870 SvREFCNT_dec (req->callback); 2019 SvREFCNT_dec (req->callback);
1871 req->callback = SvREFCNT_inc (cb_cv); 2020 req->callback = SvREFCNT_inc (cb_cv);
1872 } 2021 }
1873} 2022}
… …
1930limit (aio_req grp, int limit) 2079limit (aio_req grp, int limit)
1931 CODE: 2080 CODE:
1932 eio_grp_limit (grp, limit); 2081 eio_grp_limit (grp, limit);
1933 2082
1934void 2083void
1935feed (aio_req grp, SV *callback=&PL_sv_undef) 2084feed (aio_req grp, SV *callback = &PL_sv_undef)
1936 CODE: 2085 CODE:
1937{ 2086{
1938 SvREFCNT_dec (grp->sv2); 2087 SvREFCNT_dec (grp->sv2);
1939 grp->sv2 = newSVsv (callback); 2088 grp->sv2 = newSVsv (callback);
1940 grp->feed = aio_grp_feed; 2089 grp->feed = aio_grp_feed;

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