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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.207 by root, Fri Dec 30 07:40:54 2011 UTC vs.
Revision 1.238 by root, Thu Jan 21 23:04:46 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
… …
62 #undef dup 75 #undef dup
63 #undef dup2 76 #undef dup2
64 #undef abort 77 #undef abort
65 #undef pipe 78 #undef pipe
66 79
80 #define EIO_STRUCT_STAT struct _stati64
81 #define EIO_STRUCT_STATI64
82
67#else 83#else
68 84
69 #include <sys/time.h> 85 #include <sys/time.h>
70 #include <sys/select.h> 86 #include <sys/select.h>
71 #include <unistd.h> 87 #include <unistd.h>
72 #include <utime.h> 88 #include <utime.h>
73 #include <signal.h> 89 #include <signal.h>
74 90
75#endif
76
77#define EIO_STRUCT_STAT Stat_t 91 #define EIO_STRUCT_STAT Stat_t
78 92
79/* use NV for 32 bit perls as it allows larger offsets */
80#if IVSIZE >= 8
81# define VAL64 IV
82# define SvVAL64 SvIV
83# define newSVval64 newSViv
84#else
85# define VAL64 NV
86# define SvVAL64 SvNV
87# define newSVval64 newSVnv
88#endif 93#endif
89 94
90/*****************************************************************************/ 95/*****************************************************************************/
91 96
92#if __GNUC__ >= 3 97#if __GNUC__ >= 3
… …
123static void req_destroy (eio_req *grp); 128static void req_destroy (eio_req *grp);
124#define EIO_DESTROY(req) req_destroy (req) 129#define EIO_DESTROY(req) req_destroy (req)
125 130
126#include "libeio/eio.c" 131#include "libeio/eio.c"
127 132
128/* Linux/others */
129#ifndef O_ASYNC
130# define O_ASYNC 0
131#endif
132#ifndef O_DIRECT
133# define O_DIRECT 0
134#endif
135#ifndef O_NOATIME
136# define O_NOATIME 0
137#endif
138
139/* POSIX */
140#ifndef O_CLOEXEC
141# define O_CLOEXEC 0
142#endif
143#ifndef O_NOFOLLOW
144# define O_NOFOLLOW 0
145#endif
146#ifndef O_NOCTTY
147# define O_NOCTTY 0
148#endif
149#ifndef O_NONBLOCK
150# define O_NONBLOCK 0
151#endif
152#ifndef O_EXEC
153# define O_EXEC 0
154#endif
155#ifndef O_SEARCH
156# define O_SEARCH 0
157#endif
158#ifndef O_DIRECTORY
159# define O_DIRECTORY 0
160#endif
161#ifndef O_DSYNC
162# define O_DSYNC 0
163#endif
164#ifndef O_RSYNC
165# define O_RSYNC 0
166#endif
167#ifndef O_SYNC
168# define O_SYNC 0
169#endif
170#ifndef O_TTY_INIT
171# define O_TTY_INIT 0
172#endif
173
174#ifndef POSIX_FADV_NORMAL
175# define POSIX_FADV_NORMAL 0
176#endif
177#ifndef POSIX_FADV_SEQUENTIAL
178# define POSIX_FADV_SEQUENTIAL 0
179#endif
180#ifndef POSIX_FADV_RANDOM
181# define POSIX_FADV_RANDOM 0
182#endif
183#ifndef POSIX_FADV_NOREUSE
184# define POSIX_FADV_NOREUSE 0
185#endif
186#ifndef POSIX_FADV_WILLNEED
187# define POSIX_FADV_WILLNEED 0
188#endif
189#ifndef POSIX_FADV_DONTNEED
190# define POSIX_FADV_DONTNEED 0
191#endif
192
193#if !HAVE_POSIX_FADVISE 133#if !HAVE_POSIX_FADVISE
194# 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 */
195#endif 135#endif
196 136
197#ifndef POSIX_MADV_NORMAL
198# define POSIX_MADV_NORMAL 0
199#endif
200#ifndef POSIX_MADV_SEQUENTIAL
201# define POSIX_MADV_SEQUENTIAL 0
202#endif
203#ifndef POSIX_MADV_RANDOM
204# define POSIX_MADV_RANDOM 0
205#endif
206#ifndef POSIX_MADV_WILLNEED
207# define POSIX_MADV_WILLNEED 0
208#endif
209#ifndef POSIX_MADV_DONTNEED
210# define POSIX_MADV_DONTNEED 0
211#endif
212
213#if !HAVE_POSIX_MADVISE 137#if !HAVE_POSIX_MADVISE
214# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ 138# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
215#endif
216
217#ifndef PROT_NONE
218# define PROT_NONE 0
219#endif
220#ifndef PROT_READ
221# define PROT_READ 0
222#endif
223#ifndef PROT_WRITE
224# define PROT_READ 0
225#endif
226#ifndef PROT_EXEC
227# define PROT_EXEC 0
228#endif
229
230#ifndef ST_RDONLY
231# define ST_RDONLY 0
232#endif
233#ifndef ST_NOSUID
234# define ST_NOSUID 0
235#endif
236#ifndef ST_NODEV
237# define ST_NODEV 0
238#endif
239#ifndef ST_NOEXEC
240# define ST_NOEXEC 0
241#endif
242#ifndef ST_SYNCHRONOUS
243# define ST_SYNCHRONOUS 0
244#endif
245#ifndef ST_MANDLOCK
246# define ST_MANDLOCK 0
247#endif
248#ifndef ST_WRITE
249# define ST_WRITE 0
250#endif
251#ifndef ST_APPEND
252# define ST_APPEND 0
253#endif
254#ifndef ST_IMMUTABLE
255# define ST_IMMUTABLE 0
256#endif
257#ifndef ST_NOATIME
258# define ST_NOATIME 0
259#endif
260#ifndef ST_NODIRATIME
261# define ST_NODIRATIME 0
262#endif
263#ifndef ST_RELATIME
264# define ST_RELATIME 0
265#endif
266
267#ifndef S_IFIFO
268# define S_IFIFO 0
269#endif
270#ifndef S_IFCHR
271# define S_IFCHR 0
272#endif
273#ifndef S_IFBLK
274# define S_IFBLK 0
275#endif
276#ifndef S_IFLNK
277# define S_IFLNK 0
278#endif
279#ifndef S_IFREG
280# define S_IFREG 0
281#endif
282#ifndef S_IFDIR
283# define S_IFDIR 0
284#endif
285#ifndef S_IFWHT
286# define S_IFWHT 0
287#endif
288#ifndef S_IFSOCK
289# define S_IFSOCK 0
290#endif 139#endif
291 140
292#ifndef MAP_ANONYMOUS 141#ifndef MAP_ANONYMOUS
293# ifdef MAP_ANON 142# ifdef MAP_ANON
294# define MAP_ANONYMOUS MAP_ANON 143# define MAP_ANONYMOUS MAP_ANON
295# else 144# else
296# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ 145# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
297# endif 146# endif
298#endif 147#endif
299#ifndef MAP_HUGETLB 148
300# define MAP_HUGETLB 0 149/* defines all sorts of constants to 0 unless they are already defined */
301#endif 150/* also provides const_iv_ and const_niv_ macros for them */
302#ifndef MAP_LOCKED 151#include "def0.h"
303# define MAP_LOCKED 0
304#endif
305#ifndef MAP_NORESERVE
306# define MAP_NORESERVE 0
307#endif
308#ifndef MAP_POPULATE
309# define MAP_POPULATE 0
310#endif
311#ifndef MAP_NONBLOCK
312# define MAP_NONBLOCK 0
313#endif
314 152
315#ifndef makedev 153#ifndef makedev
316# define makedev(maj,min) (((maj) << 8) | (min)) 154# define makedev(maj,min) (((maj) << 8) | (min))
317#endif 155#endif
318#ifndef major 156#ifndef major
… …
320#endif 158#endif
321#ifndef minor 159#ifndef minor
322# define minor(dev) ((dev) & 0xff) 160# define minor(dev) ((dev) & 0xff)
323#endif 161#endif
324 162
325#ifndef PAGESIZE 163#if PAGESIZE <= 0
326# define PAGESIZE sysconf (_SC_PAGESIZE) 164# define PAGESIZE sysconf (_SC_PAGESIZE)
327#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/*****************************************************************************/
328 266
329enum { 267enum {
330 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 268 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
331}; 269};
332 270
… …
371} 309}
372 310
373static SV * 311static SV *
374newSVaio_wd (aio_wd wd) 312newSVaio_wd (aio_wd wd)
375{ 313{
376 return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash); 314 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
377} 315}
378 316
379static aio_req 317static aio_req
380SvAIO_REQ (SV *sv) 318SvAIO_REQ (SV *sv)
381{ 319{
… …
400 || SvTYPE (SvRV (sv)) != SVt_PVMG 338 || SvTYPE (SvRV (sv)) != SVt_PVMG
401 || SvSTASH (SvRV (sv)) != aio_wd_stash) 339 || SvSTASH (SvRV (sv)) != aio_wd_stash)
402 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");
403 341
404 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;
405} 368}
406 369
407static void 370static void
408aio_grp_feed (aio_req grp) 371aio_grp_feed (aio_req grp)
409{ 372{
… …
537 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))));
538 } 501 }
539 break; 502 break;
540 503
541 case EIO_OPEN: 504 case EIO_OPEN:
542 { 505 PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR)));
543 /* convert fd to fh */
544 SV *fh = &PL_sv_undef;
545
546 if (req->result >= 0)
547 {
548 GV *gv = (GV *)sv_newmortal ();
549 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR);
550 char sym [64];
551 int symlen;
552
553 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
554 gv_init (gv, aio_stash, sym, symlen, 0);
555
556 symlen = snprintf (
557 sym,
558 sizeof (sym),
559 "%s&=%d",
560 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
561 (int)req->result
562 );
563
564 if (do_open (gv, sym, symlen, 0, 0, 0, 0))
565 fh = (SV *)gv;
566 }
567
568 PUSHs (fh);
569 }
570 break; 506 break;
571 507
572 case EIO_STATVFS: 508 case EIO_STATVFS:
573 case EIO_FSTATVFS: 509 case EIO_FSTATVFS:
574 { 510 {
… …
577#ifndef _WIN32 513#ifndef _WIN32
578 if (req->result >= 0) 514 if (req->result >= 0)
579 { 515 {
580 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 516 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
581 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));
582 523
583 rv = sv_2mortal (newRV_noinc ((SV *)hv)); 524 rv = sv_2mortal (newRV_noinc ((SV *)hv));
584 525
585 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);
586 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);
… …
588 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);
589 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);
590 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);
591 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);
592 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);
593 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); 534 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
594 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);
595 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);
596 } 537 }
597#endif 538#endif
598 539
… …
633 if (!(PL_laststatval = req->result)) 574 if (!(PL_laststatval = req->result))
634 /* if compilation fails here then perl's Stat_t is not struct _stati64 */ 575 /* if compilation fails here then perl's Stat_t is not struct _stati64 */
635 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); 576 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
636 577
637 PUSHs (sv_result); 578 PUSHs (sv_result);
579 break;
580
581 case EIO_SEEK:
582 PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs)));
638 break; 583 break;
639 584
640 case EIO_READ: 585 case EIO_READ:
641 { 586 {
642 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); 587 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
… …
645 SvSETMAGIC (req->sv2); 590 SvSETMAGIC (req->sv2);
646 PUSHs (sv_result); 591 PUSHs (sv_result);
647 } 592 }
648 break; 593 break;
649 594
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
650 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 */
651 if (req->result > 0) 636 if (req->result > 0)
652 SvIV_set (sv_result, 0); 637 SvIV_set (sv_result, 0);
653 /* FALLTHROUGH */ 638 /* FALLTHROUGH */
654 639
… …
719{ 704{
720 while (eio_nreqs ()) 705 while (eio_nreqs ())
721 { 706 {
722 int size; 707 int size;
723 708
724 X_LOCK (reslock); 709 X_LOCK (EIO_POOL->reslock);
725 size = res_queue.size; 710 size = EIO_POOL->res_queue.size;
726 X_UNLOCK (reslock); 711 X_UNLOCK (EIO_POOL->reslock);
727 712
728 if (size) 713 if (size)
729 return; 714 return;
730 715
731 etp_maybe_start_thread (); 716 etp_maybe_start_thread (EIO_POOL);
732 717
733 s_epipe_wait (&respipe); 718 s_epipe_wait (&respipe);
734 } 719 }
735} 720}
736 721
… …
761} 746}
762 747
763/*****************************************************************************/ 748/*****************************************************************************/
764 749
765#if !_POSIX_MAPPED_FILES 750#if !_POSIX_MAPPED_FILES
766# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) 751# define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS ()
767# define munmap(addr,length) (errno = ENOSYS, -1) 752# define munmap(addr,length) EIO_ENOSYS ()
768#endif 753#endif
769 754
770#if !_POSIX_MEMORY_PROTECTION 755#if !_POSIX_MEMORY_PROTECTION
771# define mprotect(addr,len,prot) (errno = ENOSYS, -1) 756# define mprotect(addr,len,prot) EIO_ENOSYS ()
772# define PROT_NONE 0
773# define PROT_WRITE 0
774# define MAP_PRIVATE 0
775# define MAP_SHARED 0
776# define MAP_FIXED 0
777#endif 757#endif
778 758
779#define MMAP_MAGIC PERL_MAGIC_ext 759#define MMAP_MAGIC PERL_MAGIC_ext
780 760
781static int ecb_cold 761static int ecb_cold
… …
920 IV iv; 900 IV iv;
921 } *civ, const_iv[] = { 901 } *civ, const_iv[] = {
922# define const_niv(name, value) { # name, (IV) value }, 902# define const_niv(name, value) { # name, (IV) value },
923# define const_iv(name) { # name, (IV) name }, 903# define const_iv(name) { # name, (IV) name },
924# 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)
925 const_iv (EXDEV) 909 const_iv (EXDEV)
926 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
929 /* the second block will be 0 when missing */
927 const_iv (O_RDONLY) 930 const_iv (O_RDONLY)
928 const_iv (O_WRONLY) 931 const_iv (O_WRONLY)
929 const_iv (O_RDWR) 932 const_iv (O_RDWR)
930 const_iv (O_CREAT) 933 const_iv (O_CREAT)
931 const_iv (O_TRUNC) 934 const_iv (O_TRUNC)
… …
944 const_iv (O_SEARCH) 947 const_iv (O_SEARCH)
945 const_iv (O_DIRECTORY) 948 const_iv (O_DIRECTORY)
946 const_iv (O_DSYNC) 949 const_iv (O_DSYNC)
947 const_iv (O_RSYNC) 950 const_iv (O_RSYNC)
948 const_iv (O_SYNC) 951 const_iv (O_SYNC)
952 const_iv (O_PATH)
953 const_iv (O_TMPFILE)
949 const_iv (O_TTY_INIT) 954 const_iv (O_TTY_INIT)
950 955
951 const_iv (S_IFIFO) 956 const_iv (S_IFIFO)
952 const_iv (S_IFCHR) 957 const_iv (S_IFCHR)
953 const_iv (S_IFBLK) 958 const_iv (S_IFBLK)
… …
955 const_iv (S_IFREG) 960 const_iv (S_IFREG)
956 const_iv (S_IFDIR) 961 const_iv (S_IFDIR)
957 const_iv (S_IFWHT) 962 const_iv (S_IFWHT)
958 const_iv (S_IFSOCK) 963 const_iv (S_IFSOCK)
959 const_iv (S_IFMT) 964 const_iv (S_IFMT)
960
961 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
962 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
963 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
964 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
965 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
966 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
967
968 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
969 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
970 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
971 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
972 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
973 965
974 const_iv (ST_RDONLY) 966 const_iv (ST_RDONLY)
975 const_iv (ST_NOSUID) 967 const_iv (ST_NOSUID)
976 const_iv (ST_NODEV) 968 const_iv (ST_NODEV)
977 const_iv (ST_NOEXEC) 969 const_iv (ST_NOEXEC)
… …
987 const_iv (PROT_NONE) 979 const_iv (PROT_NONE)
988 const_iv (PROT_EXEC) 980 const_iv (PROT_EXEC)
989 const_iv (PROT_READ) 981 const_iv (PROT_READ)
990 const_iv (PROT_WRITE) 982 const_iv (PROT_WRITE)
991 983
992 /*const_iv (MAP_FIXED)*/
993 const_iv (MAP_PRIVATE) 984 const_iv (MAP_PRIVATE)
994 const_iv (MAP_SHARED) 985 const_iv (MAP_SHARED)
986 const_iv (MAP_FIXED)
995 const_iv (MAP_ANONYMOUS) 987 const_iv (MAP_ANONYMOUS)
996 988
997 /* linuxish */ 989 /* linuxish */
998 const_iv (MAP_HUGETLB)
999 const_iv (MAP_LOCKED) 990 const_iv (MAP_LOCKED)
1000 const_iv (MAP_NORESERVE) 991 const_iv (MAP_NORESERVE)
1001 const_iv (MAP_POPULATE) 992 const_iv (MAP_POPULATE)
1002 const_iv (MAP_NONBLOCK) 993 const_iv (MAP_NONBLOCK)
994 const_iv (MAP_GROWSDOWN)
995 const_iv (MAP_32BIT)
996 const_iv (MAP_HUGETLB)
997 const_iv (MAP_STACK)
998
999 const_iv (FIEMAP_FLAG_SYNC)
1000 const_iv (FIEMAP_FLAG_XATTR)
1001 const_iv (FIEMAP_FLAGS_COMPAT)
1002 const_iv (FIEMAP_EXTENT_LAST)
1003 const_iv (FIEMAP_EXTENT_UNKNOWN)
1004 const_iv (FIEMAP_EXTENT_DELALLOC)
1005 const_iv (FIEMAP_EXTENT_ENCODED)
1006 const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED)
1007 const_iv (FIEMAP_EXTENT_NOT_ALIGNED)
1008 const_iv (FIEMAP_EXTENT_DATA_INLINE)
1009 const_iv (FIEMAP_EXTENT_DATA_TAIL)
1010 const_iv (FIEMAP_EXTENT_UNWRITTEN)
1011 const_iv (FIEMAP_EXTENT_MERGED)
1012 const_iv (FIEMAP_EXTENT_SHARED)
1013
1014 const_iv (SPLICE_F_MOVE)
1015 const_iv (SPLICE_F_NONBLOCK)
1016 const_iv (SPLICE_F_MORE)
1017 const_iv (SPLICE_F_GIFT)
1018
1019 /* these are libeio constants, and are independent of gendef0 */
1020 const_eio (SEEK_SET)
1021 const_eio (SEEK_CUR)
1022 const_eio (SEEK_END)
1003 1023
1004 const_eio (MCL_FUTURE) 1024 const_eio (MCL_FUTURE)
1005 const_eio (MCL_CURRENT) 1025 const_eio (MCL_CURRENT)
1006 1026
1007 const_eio (MS_ASYNC) 1027 const_eio (MS_ASYNC)
… …
1013 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 1033 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
1014 const_eio (SYNC_FILE_RANGE_WRITE) 1034 const_eio (SYNC_FILE_RANGE_WRITE)
1015 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 1035 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
1016 1036
1017 const_eio (FALLOC_FL_KEEP_SIZE) 1037 const_eio (FALLOC_FL_KEEP_SIZE)
1038 const_eio (FALLOC_FL_PUNCH_HOLE)
1039 const_eio (FALLOC_FL_COLLAPSE_RANGE)
1040 const_eio (FALLOC_FL_ZERO_RANGE)
1018 1041
1019 const_eio (READDIR_DENTS) 1042 const_eio (READDIR_DENTS)
1020 const_eio (READDIR_DIRS_FIRST) 1043 const_eio (READDIR_DIRS_FIRST)
1021 const_eio (READDIR_STAT_ORDER) 1044 const_eio (READDIR_STAT_ORDER)
1022 const_eio (READDIR_FOUND_UNKNOWN) 1045 const_eio (READDIR_FOUND_UNKNOWN)
… …
1090 PROTOTYPE: $ 1113 PROTOTYPE: $
1091 CODE: 1114 CODE:
1092 max_outstanding = maxreqs; 1115 max_outstanding = maxreqs;
1093 1116
1094void 1117void
1095aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef) 1118aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef)
1096 PPCODE: 1119 PPCODE:
1097{ 1120{
1098 dREQ; 1121 dREQ;
1099 1122
1100 req->type = EIO_WD_OPEN; 1123 req->type = EIO_WD_OPEN;
… …
1102 1125
1103 REQ_SEND; 1126 REQ_SEND;
1104} 1127}
1105 1128
1106void 1129void
1107aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1130aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef)
1108 PPCODE: 1131 PPCODE:
1109{ 1132{
1110 dREQ; 1133 dREQ;
1111 1134
1112 req->type = EIO_OPEN; 1135 req->type = EIO_OPEN;
… …
1116 1139
1117 REQ_SEND; 1140 REQ_SEND;
1118} 1141}
1119 1142
1120void 1143void
1121aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1144aio_fsync (SV *fh, SV *callback = &PL_sv_undef)
1122 ALIAS: 1145 ALIAS:
1123 aio_fsync = EIO_FSYNC 1146 aio_fsync = EIO_FSYNC
1124 aio_fdatasync = EIO_FDATASYNC 1147 aio_fdatasync = EIO_FDATASYNC
1125 aio_syncfs = EIO_SYNCFS 1148 aio_syncfs = EIO_SYNCFS
1126 PPCODE: 1149 PPCODE:
1127{ 1150{
1128 int fd = s_fileno_croak (fh, 0); 1151 int fd = s_fileno_croak (fh, 0);
1129 dREQ; 1152 dREQ;
1130 1153
1131 req->type = ix; 1154 req->type = ix;
1132 req->sv1 = newSVsv (fh); 1155 req->sv1 = newSVsv (fh);
1133 req->int1 = fd; 1156 req->int1 = fd;
1134 1157
1135 REQ_SEND (req); 1158 REQ_SEND;
1136} 1159}
1137 1160
1138void 1161void
1139aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 1162aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef)
1140 PPCODE: 1163 PPCODE:
1141{ 1164{
1142 int fd = s_fileno_croak (fh, 0); 1165 int fd = s_fileno_croak (fh, 0);
1143 dREQ; 1166 dREQ;
1144 1167
1145 req->type = EIO_SYNC_FILE_RANGE; 1168 req->type = EIO_SYNC_FILE_RANGE;
1146 req->sv1 = newSVsv (fh); 1169 req->sv1 = newSVsv (fh);
1147 req->int1 = fd; 1170 req->int1 = fd;
1148 req->offs = offset; 1171 req->offs = offset;
1149 req->size = nbytes; 1172 req->size = nbytes;
1150 req->int2 = flags; 1173 req->int2 = flags;
1151 1174
1152 REQ_SEND (req); 1175 REQ_SEND;
1153} 1176}
1154 1177
1155void 1178void
1156aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) 1179aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef)
1157 PPCODE: 1180 PPCODE:
1158{ 1181{
1159 int fd = s_fileno_croak (fh, 0); 1182 int fd = s_fileno_croak (fh, 0);
1160 dREQ; 1183 dREQ;
1161 1184
1162 req->type = EIO_FALLOCATE; 1185 req->type = EIO_FALLOCATE;
1163 req->sv1 = newSVsv (fh); 1186 req->sv1 = newSVsv (fh);
1164 req->int1 = fd; 1187 req->int1 = fd;
1165 req->int2 = mode; 1188 req->int2 = mode;
1166 req->offs = offset; 1189 req->offs = offset;
1167 req->size = len; 1190 req->size = len;
1168 1191
1169 REQ_SEND (req); 1192 REQ_SEND;
1170} 1193}
1171 1194
1172void 1195void
1173aio_close (SV *fh, SV *callback=&PL_sv_undef) 1196aio_close (SV *fh, SV *callback = &PL_sv_undef)
1174 PPCODE: 1197 PPCODE:
1175{ 1198{
1176 static int close_fd = -1; /* dummy fd to close fds via dup2 */ 1199 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1177 int fd = s_fileno_croak (fh, 0); 1200 int fd = s_fileno_croak (fh, 0);
1178 dREQ; 1201 dREQ;
1179 1202
1180 if (expect_false (close_fd < 0)) 1203 if (expect_false (close_fd < 0))
1181 { 1204 {
1182 int pipefd [2]; 1205 int pipefd [2];
… …
1198 req->type = EIO_DUP2; 1221 req->type = EIO_DUP2;
1199 req->int1 = close_fd; 1222 req->int1 = close_fd;
1200 req->sv2 = newSVsv (fh); 1223 req->sv2 = newSVsv (fh);
1201 req->int2 = fd; 1224 req->int2 = fd;
1202 1225
1203 REQ_SEND (req); 1226 REQ_SEND;
1204} 1227}
1205 1228
1206void 1229void
1230aio_seek (SV *fh, SV *offset, int whence, SV *callback = &PL_sv_undef)
1231 PPCODE:
1232{
1233 int fd = s_fileno_croak (fh, 0);
1234 dREQ;
1235
1236 req->type = EIO_SEEK;
1237 req->sv1 = newSVsv (fh);
1238 req->int1 = fd;
1239 req->offs = SvVAL64 (offset);
1240 req->int2 = whence;
1241
1242 REQ_SEND;
1243}
1244
1245void
1207aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 1246aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback = &PL_sv_undef)
1208 ALIAS: 1247 ALIAS:
1209 aio_read = EIO_READ 1248 aio_read = EIO_READ
1210 aio_write = EIO_WRITE 1249 aio_write = EIO_WRITE
1211 PPCODE: 1250 PPCODE:
1212{ 1251{
… …
1228 len = svlen - dataoffset; 1267 len = svlen - dataoffset;
1229 } 1268 }
1230 else 1269 else
1231 { 1270 {
1232 /* read: check type and grow scalar as necessary */ 1271 /* read: check type and grow scalar as necessary */
1233 SvUPGRADE (data, SVt_PV); 1272 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1234 svptr = SvGROW (data, len + dataoffset + 1); 1273 svptr = sv_grow (data, len + dataoffset + 1);
1274 else if (SvCUR (data) < len + dataoffset)
1275 croak ("length + dataoffset outside of scalar, and cannot grow");
1235 } 1276 }
1236 1277
1237 { 1278 {
1238 dREQ; 1279 dREQ;
1239 1280
… …
1255 REQ_SEND; 1296 REQ_SEND;
1256 } 1297 }
1257} 1298}
1258 1299
1259void 1300void
1260aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1301aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1261 ALIAS: 1302 ALIAS:
1262 aio_readlink = EIO_READLINK 1303 aio_readlink = EIO_READLINK
1263 aio_realpath = EIO_REALPATH 1304 aio_realpath = EIO_REALPATH
1264 PPCODE: 1305 PPCODE:
1265{ 1306{
… …
1270 1311
1271 REQ_SEND; 1312 REQ_SEND;
1272} 1313}
1273 1314
1274void 1315void
1275aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1316aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef)
1276 PPCODE: 1317 PPCODE:
1277{ 1318{
1278 int ifd = s_fileno_croak (in_fh , 0); 1319 int ifd = s_fileno_croak (in_fh , 0);
1279 int ofd = s_fileno_croak (out_fh, 1); 1320 int ofd = s_fileno_croak (out_fh, 1);
1280 dREQ; 1321 dREQ;
1281 1322
1282 req->type = EIO_SENDFILE; 1323 req->type = EIO_SENDFILE;
1283 req->sv1 = newSVsv (out_fh); 1324 req->sv1 = newSVsv (out_fh);
1284 req->int1 = ofd; 1325 req->int1 = ofd;
… …
1289 1330
1290 REQ_SEND; 1331 REQ_SEND;
1291} 1332}
1292 1333
1293void 1334void
1294aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1335aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef)
1295 PPCODE: 1336 PPCODE:
1296{ 1337{
1297 int fd = s_fileno_croak (fh, 0); 1338 int fd = s_fileno_croak (fh, 0);
1298 dREQ; 1339 dREQ;
1299 1340
1300 req->type = EIO_READAHEAD; 1341 req->type = EIO_READAHEAD;
1301 req->sv1 = newSVsv (fh); 1342 req->sv1 = newSVsv (fh);
1302 req->int1 = fd; 1343 req->int1 = fd;
… …
1305 1346
1306 REQ_SEND; 1347 REQ_SEND;
1307} 1348}
1308 1349
1309void 1350void
1310aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 1351aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef)
1311 ALIAS: 1352 ALIAS:
1312 aio_stat = EIO_STAT 1353 aio_stat = EIO_STAT
1313 aio_lstat = EIO_LSTAT 1354 aio_lstat = EIO_LSTAT
1314 aio_statvfs = EIO_STATVFS 1355 aio_statvfs = EIO_STATVFS
1315 PPCODE: 1356 PPCODE:
… …
1336 RETVAL = makedev (maj, min); 1377 RETVAL = makedev (maj, min);
1337 OUTPUT: 1378 OUTPUT:
1338 RETVAL 1379 RETVAL
1339 1380
1340void 1381void
1341aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) 1382aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef)
1342 PPCODE: 1383 PPCODE:
1343{ 1384{
1344 dREQ; 1385 dREQ;
1345 1386
1346 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1387 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
… …
1349 1390
1350 REQ_SEND; 1391 REQ_SEND;
1351} 1392}
1352 1393
1353void 1394void
1354aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1395aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef)
1355 PPCODE: 1396 PPCODE:
1356{ 1397{
1357 dREQ; 1398 dREQ;
1358 1399
1359 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1400 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
… …
1361 1402
1362 REQ_SEND; 1403 REQ_SEND;
1363} 1404}
1364 1405
1365void 1406void
1366aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1407aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef)
1367 PPCODE: 1408 PPCODE:
1368{ 1409{
1369 dREQ; 1410 dREQ;
1370 1411
1371 req->int2 = mode; 1412 req->int2 = mode;
… …
1373 1414
1374 REQ_SEND; 1415 REQ_SEND;
1375} 1416}
1376 1417
1377void 1418void
1378aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) 1419aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef)
1379 PPCODE: 1420 PPCODE:
1380{ 1421{
1381 dREQ; 1422 dREQ;
1382 1423
1383 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1424 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
… …
1386 1427
1387 REQ_SEND; 1428 REQ_SEND;
1388} 1429}
1389 1430
1390void 1431void
1391aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) 1432aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef)
1392 PPCODE: 1433 PPCODE:
1393{ 1434{
1394 dREQ; 1435 dREQ;
1395 1436
1396 req->type = EIO_READDIR; 1437 req->type = EIO_READDIR;
… …
1403 1444
1404 REQ_SEND; 1445 REQ_SEND;
1405} 1446}
1406 1447
1407void 1448void
1408aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef) 1449aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef)
1409 PPCODE: 1450 PPCODE:
1410{ 1451{
1411 dREQ; 1452 dREQ;
1412 1453
1413 req->type = EIO_MKDIR; 1454 req->type = EIO_MKDIR;
… …
1416 1457
1417 REQ_SEND; 1458 REQ_SEND;
1418} 1459}
1419 1460
1420void 1461void
1421aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1462aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1422 ALIAS: 1463 ALIAS:
1423 aio_unlink = EIO_UNLINK 1464 aio_unlink = EIO_UNLINK
1424 aio_rmdir = EIO_RMDIR 1465 aio_rmdir = EIO_RMDIR
1425 aio_readdir = EIO_READDIR 1466 aio_readdir = EIO_READDIR
1426 PPCODE: 1467 PPCODE:
… …
1432 1473
1433 REQ_SEND; 1474 REQ_SEND;
1434} 1475}
1435 1476
1436void 1477void
1437aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) 1478aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef)
1438 ALIAS: 1479 ALIAS:
1439 aio_link = EIO_LINK 1480 aio_link = EIO_LINK
1440 aio_symlink = EIO_SYMLINK 1481 aio_symlink = EIO_SYMLINK
1441 aio_rename = EIO_RENAME 1482 aio_rename = EIO_RENAME
1442 PPCODE: 1483 PPCODE:
… …
1451 1492
1452 REQ_SEND; 1493 REQ_SEND;
1453} 1494}
1454 1495
1455void 1496void
1456aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) 1497aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef)
1457 PPCODE: 1498 PPCODE:
1458{ 1499{
1459 dREQ; 1500 dREQ;
1460 1501
1461 req->type = EIO_MKNOD; 1502 req->type = EIO_MKNOD;
… …
1465 1506
1466 REQ_SEND; 1507 REQ_SEND;
1467} 1508}
1468 1509
1469void 1510void
1470aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) 1511aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef)
1471 ALIAS: 1512 ALIAS:
1472 aio_mtouch = EIO_MTOUCH 1513 aio_mtouch = EIO_MTOUCH
1473 aio_msync = EIO_MSYNC 1514 aio_msync = EIO_MSYNC
1474 PPCODE: 1515 PPCODE:
1475{ 1516{
… …
1498 REQ_SEND; 1539 REQ_SEND;
1499 } 1540 }
1500} 1541}
1501 1542
1502void 1543void
1503aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) 1544aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1504 PPCODE: 1545 PPCODE:
1505{ 1546{
1506 STRLEN svlen; 1547 STRLEN svlen;
1507 char *svptr = SvPVbyte (data, svlen); 1548 char *svptr = SvPVbyte (data, svlen);
1508 UV len = SvUV (length); 1549 UV len = SvUV (length);
… …
1527 REQ_SEND; 1568 REQ_SEND;
1528 } 1569 }
1529} 1570}
1530 1571
1531void 1572void
1532aio_mlockall (IV flags, SV *callback=&PL_sv_undef) 1573aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1533 PPCODE: 1574 PPCODE:
1534{ 1575{
1535 dREQ; 1576 dREQ;
1536 1577
1537 req->type = EIO_MLOCKALL; 1578 req->type = EIO_MLOCKALL;
… …
1539 1580
1540 REQ_SEND; 1581 REQ_SEND;
1541} 1582}
1542 1583
1543void 1584void
1585aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef)
1586 PPCODE:
1587{
1588 int fd = s_fileno_croak (fh, 0);
1589 dREQ;
1590
1591 req->type = EIO_CUSTOM;
1592 req->sv1 = newSVsv (fh);
1593 req->int1 = fd;
1594
1595 req->feed = fiemap;
1596#if HAVE_FIEMAP
1597 /* keep our fingers crossed that the next two types are 64 bit */
1598 req->offs = start;
1599 req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL;
1600 req->int2 = flags;
1601 req->int3 = SvOK (count) ? SvIV (count) : -1;
1602#endif
1603
1604 REQ_SEND;
1605}
1606
1607void
1544aio_busy (double delay, SV *callback=&PL_sv_undef) 1608aio_busy (double delay, SV *callback = &PL_sv_undef)
1545 PPCODE: 1609 PPCODE:
1546{ 1610{
1547 dREQ; 1611 dREQ;
1548 1612
1549 req->type = EIO_BUSY; 1613 req->type = EIO_BUSY;
… …
1551 1615
1552 REQ_SEND; 1616 REQ_SEND;
1553} 1617}
1554 1618
1555void 1619void
1556aio_group (SV *callback=&PL_sv_undef) 1620aio_group (SV *callback = &PL_sv_undef)
1557 PPCODE: 1621 PPCODE:
1558{ 1622{
1559 dREQ; 1623 dREQ;
1560 1624
1561 req->type = EIO_GROUP; 1625 req->type = EIO_GROUP;
1562 1626
1627 PUTBACK;
1563 req_submit (req); 1628 req_submit (req);
1629 SPAGAIN;
1630
1564 XPUSHs (req_sv (req, aio_grp_stash)); 1631 XPUSHs (req_sv (req, aio_grp_stash));
1565} 1632}
1566 1633
1567void 1634void
1568aio_nop (SV *callback=&PL_sv_undef) 1635aio_nop (SV *callback = &PL_sv_undef)
1569 ALIAS: 1636 ALIAS:
1570 aio_nop = EIO_NOP 1637 aio_nop = EIO_NOP
1571 aio_sync = EIO_SYNC 1638 aio_sync = EIO_SYNC
1572 PPCODE: 1639 PPCODE:
1573{ 1640{
… …
1577 1644
1578 REQ_SEND; 1645 REQ_SEND;
1579} 1646}
1580 1647
1581int 1648int
1582aioreq_pri (int pri = 0) 1649aioreq_pri (int pri = NO_INIT)
1583 CODE: 1650 CODE:
1584 RETVAL = next_pri; 1651 RETVAL = next_pri;
1585 if (items > 0) 1652 if (items > 0)
1586 { 1653 {
1587 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 1654 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
… …
1677 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1744 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1678 OUTPUT: 1745 OUTPUT:
1679 RETVAL 1746 RETVAL
1680 1747
1681void 1748void
1682mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) 1749mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0)
1683 PPCODE: 1750 PPCODE:
1684 sv_unmagic (scalar, MMAP_MAGIC); 1751 sv_unmagic (scalar, MMAP_MAGIC);
1685{ 1752{
1686 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; 1753 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1687 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 1754 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
… …
1714munmap (SV *scalar) 1781munmap (SV *scalar)
1715 CODE: 1782 CODE:
1716 sv_unmagic (scalar, MMAP_MAGIC); 1783 sv_unmagic (scalar, MMAP_MAGIC);
1717 1784
1718int 1785int
1719madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 1786madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1720 ALIAS: 1787 ALIAS:
1721 mprotect = 1 1788 mprotect = 1
1722 CODE: 1789 CODE:
1723{ 1790{
1724 STRLEN svlen; 1791 STRLEN svlen;
1725 void *addr = SvPVbyte (scalar, svlen); 1792 void *addr = SvPVbyte (scalar, svlen);
1726 size_t len = SvUV (length); 1793 STRLEN len = SvUV (length);
1727 1794
1728 if (offset < 0) 1795 if (offset < 0)
1729 offset += svlen; 1796 offset += svlen;
1730 1797
1731 if (offset < 0 || offset > svlen) 1798 if (offset < 0 || offset > svlen)
… …
1745} 1812}
1746 OUTPUT: 1813 OUTPUT:
1747 RETVAL 1814 RETVAL
1748 1815
1749int 1816int
1750munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) 1817munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef)
1751 CODE: 1818 CODE:
1752{ 1819{
1753 STRLEN svlen; 1820 STRLEN svlen;
1754 void *addr = SvPVbyte (scalar, svlen); 1821 void *addr = SvPVbyte (scalar, svlen);
1755 size_t len = SvUV (length); 1822 size_t len = SvUV (length);
1756 1823
1757 if (offset < 0) 1824 if (offset < 0)
1758 offset += svlen; 1825 offset += svlen;
1759 1826
… …
1766 addr = (void *)(((intptr_t)addr) + offset); 1833 addr = (void *)(((intptr_t)addr) + offset);
1767 eio_page_align (&addr, &len); 1834 eio_page_align (&addr, &len);
1768#if _POSIX_MEMLOCK_RANGE 1835#if _POSIX_MEMLOCK_RANGE
1769 RETVAL = munlock (addr, len); 1836 RETVAL = munlock (addr, len);
1770#else 1837#else
1771 RETVAL = ((errno = ENOSYS), -1); 1838 RETVAL = EIO_ENOSYS ();
1772#endif 1839#endif
1773} 1840}
1774 OUTPUT: 1841 OUTPUT:
1775 RETVAL 1842 RETVAL
1776 1843
… …
1778munlockall () 1845munlockall ()
1779 CODE: 1846 CODE:
1780#if _POSIX_MEMLOCK 1847#if _POSIX_MEMLOCK
1781 munlockall (); 1848 munlockall ();
1782#else 1849#else
1783 RETVAL = -1; 1850 RETVAL = EIO_ENOSYS ();
1784 errno = ENOSYS;
1785#endif 1851#endif
1786 OUTPUT: 1852 OUTPUT:
1787 RETVAL 1853 RETVAL
1854
1855int
1856splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
1857 CODE:
1858{
1859#if HAVE_LINUX_SPLICE
1860 loff_t off_in_, off_out_;
1861 RETVAL = splice (
1862 rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0,
1863 wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0,
1864 length, flags
1865 );
1866#else
1867 RETVAL = EIO_ENOSYS ();
1868#endif
1869}
1870 OUTPUT:
1871 RETVAL
1872
1873int
1874tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
1875 CODE:
1876#if HAVE_LINUX_SPLICE
1877 RETVAL = tee (rfh, wfh, length, flags);
1878#else
1879 RETVAL = EIO_ENOSYS ();
1880#endif
1881 OUTPUT:
1882 RETVAL
1883
1884int
1885pipesize (aio_rfd rfh, int new_size = -1)
1886 PROTOTYPE: $;$
1887 CODE:
1888#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
1889 if (new_size >= 0)
1890 RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
1891 else
1892 RETVAL = fcntl (rfh, F_GETPIPE_SZ);
1893#else
1894 errno = ENOSYS;
1895 RETVAL = -1;
1896#endif
1897 OUTPUT:
1898 RETVAL
1899
1900void
1901pipe2 (int flags = 0)
1902 PROTOTYPE: ;$
1903 PPCODE:
1904{
1905 int fd[2];
1906 int res;
1907
1908 if (flags)
1909#if HAVE_PIPE2
1910 res = pipe2 (fd, flags);
1911#else
1912 res = (errno = ENOSYS, -1);
1913#endif
1914 else
1915 res = pipe (fd);
1916
1917 if (!res)
1918 {
1919 EXTEND (SP, 2);
1920 PUSHs (newmortalFH (fd[0], O_RDONLY));
1921 PUSHs (newmortalFH (fd[1], O_WRONLY));
1922 }
1923}
1788 1924
1789void _on_next_submit (SV *cb) 1925void _on_next_submit (SV *cb)
1790 CODE: 1926 CODE:
1791 SvREFCNT_dec (on_next_submit); 1927 SvREFCNT_dec (on_next_submit);
1792 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1928 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
… …
1827cancel (aio_req_ornot req) 1963cancel (aio_req_ornot req)
1828 CODE: 1964 CODE:
1829 eio_cancel (req); 1965 eio_cancel (req);
1830 1966
1831void 1967void
1832cb (aio_req_ornot req, SV *callback=&PL_sv_undef) 1968cb (aio_req_ornot req, SV *callback = NO_INIT)
1833 PPCODE: 1969 PPCODE:
1834{ 1970{
1835 if (GIMME_V != G_VOID) 1971 if (GIMME_V != G_VOID)
1836 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); 1972 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1837 1973
1838 if (items > 1) 1974 if (items > 1)
1839 { 1975 {
1840 SV *cb_cv =get_cb (callback); 1976 SV *cb_cv = get_cb (callback);
1841 1977
1842 SvREFCNT_dec (req->callback); 1978 SvREFCNT_dec (req->callback);
1843 req->callback = SvREFCNT_inc (cb_cv); 1979 req->callback = SvREFCNT_inc (cb_cv);
1844 } 1980 }
1845} 1981}
… …
1902limit (aio_req grp, int limit) 2038limit (aio_req grp, int limit)
1903 CODE: 2039 CODE:
1904 eio_grp_limit (grp, limit); 2040 eio_grp_limit (grp, limit);
1905 2041
1906void 2042void
1907feed (aio_req grp, SV *callback=&PL_sv_undef) 2043feed (aio_req grp, SV *callback = &PL_sv_undef)
1908 CODE: 2044 CODE:
1909{ 2045{
1910 SvREFCNT_dec (grp->sv2); 2046 SvREFCNT_dec (grp->sv2);
1911 grp->sv2 = newSVsv (callback); 2047 grp->sv2 = newSVsv (callback);
1912 grp->feed = aio_grp_feed; 2048 grp->feed = aio_grp_feed;

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