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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 1.233 by root, Thu Jun 25 13:34:28 2015 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#include "def0.h"
305#ifndef MAP_LOCKED
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
317 151
318#ifndef makedev 152#ifndef makedev
319# define makedev(maj,min) (((maj) << 8) | (min)) 153# define makedev(maj,min) (((maj) << 8) | (min))
320#endif 154#endif
321#ifndef major 155#ifndef major
… …
323#endif 157#endif
324#ifndef minor 158#ifndef minor
325# define minor(dev) ((dev) & 0xff) 159# define minor(dev) ((dev) & 0xff)
326#endif 160#endif
327 161
328#ifndef PAGESIZE 162#if PAGESIZE <= 0
329# define PAGESIZE sysconf (_SC_PAGESIZE) 163# define PAGESIZE sysconf (_SC_PAGESIZE)
330#endif 164#endif
165
166/*****************************************************************************/
167
168static void
169fiemap (eio_req *req)
170{
171 req->result = -1;
172
173#if HAVE_FIEMAP
174 /* assume some c99 */
175 struct fiemap *fiemap = 0;
176 size_t end_offset;
177 int count = req->int3;
178
179 req->flags |= EIO_FLAG_PTR1_FREE;
180
181 /* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */
182 /* increase in 3.5kb steps */
183 if (count < 0)
184 count = 8;
185
186 fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
187 errno = ENOMEM;
188 if (!fiemap)
189 return;
190
191 req->ptr1 = fiemap;
192
193 fiemap->fm_start = req->offs;
194 fiemap->fm_length = req->size;
195 fiemap->fm_flags = req->int2;
196 fiemap->fm_extent_count = count;
197
198 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0)
199 return;
200
201 if (req->int3 >= 0 /* not autosizing */
202 || !fiemap->fm_mapped_extents /* no more extents */
203 || fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */)
204 goto done;
205
206 /* else we have to loop -
207 * it would be tempting (actually I tried that first) to just query the
208 * number of extents needed, but linux often feels like not returning all
209 * extents, without telling us it left any out. this complicates
210 * this quite a bit.
211 */
212
213 end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start);
214
215 for (;;)
216 {
217 /* we go in 54 extent steps - 3kb, in the hope that this fits nicely on the eio stack (normally 16+ kb) */
218 char scratch[3072];
219 struct fiemap *incmap = (struct fiemap *)scratch;
220
221 incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical
222 + fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length;
223 incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start);
224 incmap->fm_flags = fiemap->fm_flags;
225 incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent);
226
227 if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0)
228 return;
229
230 if (!incmap->fm_mapped_extents)
231 goto done;
232
233 count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents;
234 fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
235 errno = ENOMEM;
236 if (!fiemap)
237 return;
238
239 req->ptr1 = fiemap;
240
241 for (count = 0; count < incmap->fm_mapped_extents; ++count)
242 {
243 struct fiemap_extent *e = incmap->fm_extents + count;
244
245 if (e->fe_logical + e->fe_length >= end_offset)
246 goto done;
247
248 fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
249
250 if (e->fe_flags & FIEMAP_EXTENT_LAST)
251 goto done;
252
253 }
254 }
255
256done:
257 req->result = 0;
258
259#else
260 errno = ENOSYS;
261#endif
262}
263
264/*****************************************************************************/
331 265
332enum { 266enum {
333 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 267 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
334}; 268};
335 269
… …
374} 308}
375 309
376static SV * 310static SV *
377newSVaio_wd (aio_wd wd) 311newSVaio_wd (aio_wd wd)
378{ 312{
379 return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash); 313 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
380} 314}
381 315
382static aio_req 316static aio_req
383SvAIO_REQ (SV *sv) 317SvAIO_REQ (SV *sv)
384{ 318{
… …
403 || SvTYPE (SvRV (sv)) != SVt_PVMG 337 || SvTYPE (SvRV (sv)) != SVt_PVMG
404 || SvSTASH (SvRV (sv)) != aio_wd_stash) 338 || SvSTASH (SvRV (sv)) != aio_wd_stash)
405 croak ("IO::AIO: expected a working directory object as returned by aio_wd"); 339 croak ("IO::AIO: expected a working directory object as returned by aio_wd");
406 340
407 return (aio_wd)(long)SvIVX (SvRV (sv)); 341 return (aio_wd)(long)SvIVX (SvRV (sv));
342}
343
344static SV *
345newmortalFH (int fd, int flags)
346{
347 if (fd < 0)
348 return &PL_sv_undef;
349
350 GV *gv = (GV *)sv_newmortal ();
351 char sym[64];
352 int symlen;
353
354 symlen = snprintf (sym, sizeof (sym), "fd#%d", fd);
355 gv_init (gv, aio_stash, sym, symlen, 0);
356
357 symlen = snprintf (
358 sym,
359 sizeof (sym),
360 "%s&=%d",
361 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
362 fd
363 );
364
365 return do_open (gv, sym, symlen, 0, 0, 0, 0)
366 ? (SV *)gv : &PL_sv_undef;
408} 367}
409 368
410static void 369static void
411aio_grp_feed (aio_req grp) 370aio_grp_feed (aio_req grp)
412{ 371{
… …
540 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); 499 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2))));
541 } 500 }
542 break; 501 break;
543 502
544 case EIO_OPEN: 503 case EIO_OPEN:
545 { 504 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; 505 break;
574 506
575 case EIO_STATVFS: 507 case EIO_STATVFS:
576 case EIO_FSTATVFS: 508 case EIO_FSTATVFS:
577 { 509 {
… …
580#ifndef _WIN32 512#ifndef _WIN32
581 if (req->result >= 0) 513 if (req->result >= 0)
582 { 514 {
583 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 515 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
584 HV *hv = newHV (); 516 HV *hv = newHV ();
517 /* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom
518 * chooses to make it a struct.
519 */
520 unsigned long fsid = 0;
521 memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid));
585 522
586 rv = sv_2mortal (newRV_noinc ((SV *)hv)); 523 rv = sv_2mortal (newRV_noinc ((SV *)hv));
587 524
588 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); 525 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); 526 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); 528 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); 529 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); 530 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); 531 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); 532 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); 533 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
597 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); 534 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); 535 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
599 } 536 }
600#endif 537#endif
601 538
… …
652 SvSETMAGIC (req->sv2); 589 SvSETMAGIC (req->sv2);
653 PUSHs (sv_result); 590 PUSHs (sv_result);
654 } 591 }
655 break; 592 break;
656 593
594 case EIO_CUSTOM:
595 if (req->feed == fiemap)
596 {
597#if HAVE_FIEMAP
598 if (!req->result)
599 {
600 struct fiemap *fiemap = (struct fiemap *)req->ptr1;
601
602 if (fiemap->fm_extent_count)
603 {
604 AV *av = newAV ();
605 int i;
606
607 while (fiemap->fm_mapped_extents)
608 {
609 struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents];
610 AV *ext_av = newAV ();
611
612 av_store (ext_av, 3, newSVuv (extent->fe_flags));
613 av_store (ext_av, 2, newSVval64 (extent->fe_length));
614 av_store (ext_av, 1, newSVval64 (extent->fe_physical));
615 av_store (ext_av, 0, newSVval64 (extent->fe_logical));
616
617 av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av));
618 }
619
620 PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
621 }
622 else
623 {
624 SvIV_set (sv_result, fiemap->fm_mapped_extents);
625 PUSHs (sv_result);
626 }
627 }
628#endif
629 }
630 else
631 PUSHs (sv_result);
632 break;
633
657 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ 634 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
658 if (req->result > 0) 635 if (req->result > 0)
659 SvIV_set (sv_result, 0); 636 SvIV_set (sv_result, 0);
660 /* FALLTHROUGH */ 637 /* FALLTHROUGH */
661 638
… …
768} 745}
769 746
770/*****************************************************************************/ 747/*****************************************************************************/
771 748
772#if !_POSIX_MAPPED_FILES 749#if !_POSIX_MAPPED_FILES
773# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) 750# define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS ()
774# define munmap(addr,length) (errno = ENOSYS, -1) 751# define munmap(addr,length) EIO_ENOSYS ()
775#endif 752#endif
776 753
777#if !_POSIX_MEMORY_PROTECTION 754#if !_POSIX_MEMORY_PROTECTION
778# define mprotect(addr,len,prot) (errno = ENOSYS, -1) 755# define mprotect(addr,len,prot) EIO_ENOSYS ()
779# define PROT_NONE 0 756# define PROT_NONE 0
780# define PROT_WRITE 0 757# define PROT_WRITE 0
781# define MAP_PRIVATE 0 758# define MAP_PRIVATE 0
782# define MAP_SHARED 0 759# define MAP_SHARED 0
783# define MAP_FIXED 0 760# define MAP_FIXED 0
… …
927 IV iv; 904 IV iv;
928 } *civ, const_iv[] = { 905 } *civ, const_iv[] = {
929# define const_niv(name, value) { # name, (IV) value }, 906# define const_niv(name, value) { # name, (IV) value },
930# define const_iv(name) { # name, (IV) name }, 907# define const_iv(name) { # name, (IV) name },
931# define const_eio(name) { # name, (IV) EIO_ ## name }, 908# define const_eio(name) { # name, (IV) EIO_ ## name },
909
910 /* you have to re-run ./gendef0 after adding/Removing any constants here */
911
912 const_iv (ENOSYS)
932 const_iv (EXDEV) 913 const_iv (EXDEV)
933 const_iv (ENOSYS) 914 const_iv (EBADR)
915
934 const_iv (O_RDONLY) 916 const_iv (O_RDONLY)
935 const_iv (O_WRONLY) 917 const_iv (O_WRONLY)
936 const_iv (O_RDWR) 918 const_iv (O_RDWR)
937 const_iv (O_CREAT) 919 const_iv (O_CREAT)
938 const_iv (O_TRUNC) 920 const_iv (O_TRUNC)
… …
1006 const_iv (MAP_LOCKED) 988 const_iv (MAP_LOCKED)
1007 const_iv (MAP_NORESERVE) 989 const_iv (MAP_NORESERVE)
1008 const_iv (MAP_POPULATE) 990 const_iv (MAP_POPULATE)
1009 const_iv (MAP_NONBLOCK) 991 const_iv (MAP_NONBLOCK)
1010 992
993 const_iv (FIEMAP_FLAG_SYNC)
994 const_iv (FIEMAP_FLAG_XATTR)
995 const_iv (FIEMAP_FLAGS_COMPAT)
996 const_iv (FIEMAP_EXTENT_LAST)
997 const_iv (FIEMAP_EXTENT_UNKNOWN)
998 const_iv (FIEMAP_EXTENT_DELALLOC)
999 const_iv (FIEMAP_EXTENT_ENCODED)
1000 const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED)
1001 const_iv (FIEMAP_EXTENT_NOT_ALIGNED)
1002 const_iv (FIEMAP_EXTENT_DATA_INLINE)
1003 const_iv (FIEMAP_EXTENT_DATA_TAIL)
1004 const_iv (FIEMAP_EXTENT_UNWRITTEN)
1005 const_iv (FIEMAP_EXTENT_MERGED)
1006 const_iv (FIEMAP_EXTENT_SHARED)
1007
1008 const_iv (SPLICE_F_MOVE)
1009 const_iv (SPLICE_F_NONBLOCK)
1010 const_iv (SPLICE_F_MORE)
1011 const_iv (SPLICE_F_GIFT)
1012
1013 const_iv (SEEK_DATA)
1014 const_iv (SEEK_HOLE)
1015
1016 /* libeio constants */
1011 const_eio (SEEK_SET) 1017 const_eio (SEEK_SET)
1012 const_eio (SEEK_CUR) 1018 const_eio (SEEK_CUR)
1013 const_eio (SEEK_END) 1019 const_eio (SEEK_END)
1014 1020
1015 const_eio (MCL_FUTURE) 1021 const_eio (MCL_FUTURE)
… …
1024 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 1030 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
1025 const_eio (SYNC_FILE_RANGE_WRITE) 1031 const_eio (SYNC_FILE_RANGE_WRITE)
1026 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 1032 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
1027 1033
1028 const_eio (FALLOC_FL_KEEP_SIZE) 1034 const_eio (FALLOC_FL_KEEP_SIZE)
1035 const_eio (FALLOC_FL_PUNCH_HOLE)
1036 const_eio (FALLOC_FL_COLLAPSE_RANGE)
1037 const_eio (FALLOC_FL_ZERO_RANGE)
1029 1038
1030 const_eio (READDIR_DENTS) 1039 const_eio (READDIR_DENTS)
1031 const_eio (READDIR_DIRS_FIRST) 1040 const_eio (READDIR_DIRS_FIRST)
1032 const_eio (READDIR_STAT_ORDER) 1041 const_eio (READDIR_STAT_ORDER)
1033 const_eio (READDIR_FOUND_UNKNOWN) 1042 const_eio (READDIR_FOUND_UNKNOWN)
… …
1101 PROTOTYPE: $ 1110 PROTOTYPE: $
1102 CODE: 1111 CODE:
1103 max_outstanding = maxreqs; 1112 max_outstanding = maxreqs;
1104 1113
1105void 1114void
1106aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef) 1115aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef)
1107 PPCODE: 1116 PPCODE:
1108{ 1117{
1109 dREQ; 1118 dREQ;
1110 1119
1111 req->type = EIO_WD_OPEN; 1120 req->type = EIO_WD_OPEN;
… …
1113 1122
1114 REQ_SEND; 1123 REQ_SEND;
1115} 1124}
1116 1125
1117void 1126void
1118aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1127aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef)
1119 PPCODE: 1128 PPCODE:
1120{ 1129{
1121 dREQ; 1130 dREQ;
1122 1131
1123 req->type = EIO_OPEN; 1132 req->type = EIO_OPEN;
… …
1127 1136
1128 REQ_SEND; 1137 REQ_SEND;
1129} 1138}
1130 1139
1131void 1140void
1132aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1141aio_fsync (SV *fh, SV *callback = &PL_sv_undef)
1133 ALIAS: 1142 ALIAS:
1134 aio_fsync = EIO_FSYNC 1143 aio_fsync = EIO_FSYNC
1135 aio_fdatasync = EIO_FDATASYNC 1144 aio_fdatasync = EIO_FDATASYNC
1136 aio_syncfs = EIO_SYNCFS 1145 aio_syncfs = EIO_SYNCFS
1137 PPCODE: 1146 PPCODE:
1138{ 1147{
1139 int fd = s_fileno_croak (fh, 0); 1148 int fd = s_fileno_croak (fh, 0);
1140 dREQ; 1149 dREQ;
1141 1150
1142 req->type = ix; 1151 req->type = ix;
1143 req->sv1 = newSVsv (fh); 1152 req->sv1 = newSVsv (fh);
1144 req->int1 = fd; 1153 req->int1 = fd;
1145 1154
1146 REQ_SEND; 1155 REQ_SEND;
1147} 1156}
1148 1157
1149void 1158void
1150aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 1159aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef)
1151 PPCODE: 1160 PPCODE:
1152{ 1161{
1153 int fd = s_fileno_croak (fh, 0); 1162 int fd = s_fileno_croak (fh, 0);
1154 dREQ; 1163 dREQ;
1155 1164
1156 req->type = EIO_SYNC_FILE_RANGE; 1165 req->type = EIO_SYNC_FILE_RANGE;
1157 req->sv1 = newSVsv (fh); 1166 req->sv1 = newSVsv (fh);
1158 req->int1 = fd; 1167 req->int1 = fd;
… …
1162 1171
1163 REQ_SEND; 1172 REQ_SEND;
1164} 1173}
1165 1174
1166void 1175void
1167aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) 1176aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef)
1168 PPCODE: 1177 PPCODE:
1169{ 1178{
1170 int fd = s_fileno_croak (fh, 0); 1179 int fd = s_fileno_croak (fh, 0);
1171 dREQ; 1180 dREQ;
1172 1181
1173 req->type = EIO_FALLOCATE; 1182 req->type = EIO_FALLOCATE;
1174 req->sv1 = newSVsv (fh); 1183 req->sv1 = newSVsv (fh);
1175 req->int1 = fd; 1184 req->int1 = fd;
… …
1179 1188
1180 REQ_SEND; 1189 REQ_SEND;
1181} 1190}
1182 1191
1183void 1192void
1184aio_close (SV *fh, SV *callback=&PL_sv_undef) 1193aio_close (SV *fh, SV *callback = &PL_sv_undef)
1185 PPCODE: 1194 PPCODE:
1186{ 1195{
1187 static int close_fd = -1; /* dummy fd to close fds via dup2 */ 1196 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1188 int fd = s_fileno_croak (fh, 0); 1197 int fd = s_fileno_croak (fh, 0);
1189 dREQ; 1198 dREQ;
1190 1199
1191 if (expect_false (close_fd < 0)) 1200 if (expect_false (close_fd < 0))
1192 { 1201 {
1193 int pipefd [2]; 1202 int pipefd [2];
… …
1213 1222
1214 REQ_SEND; 1223 REQ_SEND;
1215} 1224}
1216 1225
1217void 1226void
1218aio_seek (SV *fh, SV *offset, int whence, SV *callback=&PL_sv_undef) 1227aio_seek (SV *fh, SV *offset, int whence, SV *callback = &PL_sv_undef)
1219 PPCODE: 1228 PPCODE:
1220{ 1229{
1221 STRLEN svlen;
1222 int fd = s_fileno_croak (fh, 0); 1230 int fd = s_fileno_croak (fh, 0);
1223 dREQ; 1231 dREQ;
1224 1232
1225 req->type = EIO_SEEK; 1233 req->type = EIO_SEEK;
1226 req->sv1 = newSVsv (fh); 1234 req->sv1 = newSVsv (fh);
… …
1230 1238
1231 REQ_SEND; 1239 REQ_SEND;
1232} 1240}
1233 1241
1234void 1242void
1235aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 1243aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback = &PL_sv_undef)
1236 ALIAS: 1244 ALIAS:
1237 aio_read = EIO_READ 1245 aio_read = EIO_READ
1238 aio_write = EIO_WRITE 1246 aio_write = EIO_WRITE
1239 PPCODE: 1247 PPCODE:
1240{ 1248{
… …
1256 len = svlen - dataoffset; 1264 len = svlen - dataoffset;
1257 } 1265 }
1258 else 1266 else
1259 { 1267 {
1260 /* read: check type and grow scalar as necessary */ 1268 /* read: check type and grow scalar as necessary */
1261 SvUPGRADE (data, SVt_PV); 1269 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1262 svptr = SvGROW (data, len + dataoffset + 1); 1270 svptr = sv_grow (data, len + dataoffset + 1);
1271 else if (SvCUR (data) < len + dataoffset)
1272 croak ("length + dataoffset outside of scalar, and cannot grow");
1263 } 1273 }
1264 1274
1265 { 1275 {
1266 dREQ; 1276 dREQ;
1267 1277
… …
1283 REQ_SEND; 1293 REQ_SEND;
1284 } 1294 }
1285} 1295}
1286 1296
1287void 1297void
1288aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1298aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1289 ALIAS: 1299 ALIAS:
1290 aio_readlink = EIO_READLINK 1300 aio_readlink = EIO_READLINK
1291 aio_realpath = EIO_REALPATH 1301 aio_realpath = EIO_REALPATH
1292 PPCODE: 1302 PPCODE:
1293{ 1303{
… …
1298 1308
1299 REQ_SEND; 1309 REQ_SEND;
1300} 1310}
1301 1311
1302void 1312void
1303aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1313aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef)
1304 PPCODE: 1314 PPCODE:
1305{ 1315{
1306 int ifd = s_fileno_croak (in_fh , 0); 1316 int ifd = s_fileno_croak (in_fh , 0);
1307 int ofd = s_fileno_croak (out_fh, 1); 1317 int ofd = s_fileno_croak (out_fh, 1);
1308 dREQ; 1318 dREQ;
1309 1319
1310 req->type = EIO_SENDFILE; 1320 req->type = EIO_SENDFILE;
1311 req->sv1 = newSVsv (out_fh); 1321 req->sv1 = newSVsv (out_fh);
1312 req->int1 = ofd; 1322 req->int1 = ofd;
… …
1317 1327
1318 REQ_SEND; 1328 REQ_SEND;
1319} 1329}
1320 1330
1321void 1331void
1322aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1332aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef)
1323 PPCODE: 1333 PPCODE:
1324{ 1334{
1325 int fd = s_fileno_croak (fh, 0); 1335 int fd = s_fileno_croak (fh, 0);
1326 dREQ; 1336 dREQ;
1327 1337
1328 req->type = EIO_READAHEAD; 1338 req->type = EIO_READAHEAD;
1329 req->sv1 = newSVsv (fh); 1339 req->sv1 = newSVsv (fh);
1330 req->int1 = fd; 1340 req->int1 = fd;
… …
1333 1343
1334 REQ_SEND; 1344 REQ_SEND;
1335} 1345}
1336 1346
1337void 1347void
1338aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 1348aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef)
1339 ALIAS: 1349 ALIAS:
1340 aio_stat = EIO_STAT 1350 aio_stat = EIO_STAT
1341 aio_lstat = EIO_LSTAT 1351 aio_lstat = EIO_LSTAT
1342 aio_statvfs = EIO_STATVFS 1352 aio_statvfs = EIO_STATVFS
1343 PPCODE: 1353 PPCODE:
… …
1364 RETVAL = makedev (maj, min); 1374 RETVAL = makedev (maj, min);
1365 OUTPUT: 1375 OUTPUT:
1366 RETVAL 1376 RETVAL
1367 1377
1368void 1378void
1369aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) 1379aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef)
1370 PPCODE: 1380 PPCODE:
1371{ 1381{
1372 dREQ; 1382 dREQ;
1373 1383
1374 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1384 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
… …
1377 1387
1378 REQ_SEND; 1388 REQ_SEND;
1379} 1389}
1380 1390
1381void 1391void
1382aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1392aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef)
1383 PPCODE: 1393 PPCODE:
1384{ 1394{
1385 dREQ; 1395 dREQ;
1386 1396
1387 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1397 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
… …
1389 1399
1390 REQ_SEND; 1400 REQ_SEND;
1391} 1401}
1392 1402
1393void 1403void
1394aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1404aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef)
1395 PPCODE: 1405 PPCODE:
1396{ 1406{
1397 dREQ; 1407 dREQ;
1398 1408
1399 req->int2 = mode; 1409 req->int2 = mode;
… …
1401 1411
1402 REQ_SEND; 1412 REQ_SEND;
1403} 1413}
1404 1414
1405void 1415void
1406aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) 1416aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef)
1407 PPCODE: 1417 PPCODE:
1408{ 1418{
1409 dREQ; 1419 dREQ;
1410 1420
1411 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1421 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
… …
1414 1424
1415 REQ_SEND; 1425 REQ_SEND;
1416} 1426}
1417 1427
1418void 1428void
1419aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) 1429aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef)
1420 PPCODE: 1430 PPCODE:
1421{ 1431{
1422 dREQ; 1432 dREQ;
1423 1433
1424 req->type = EIO_READDIR; 1434 req->type = EIO_READDIR;
… …
1431 1441
1432 REQ_SEND; 1442 REQ_SEND;
1433} 1443}
1434 1444
1435void 1445void
1436aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef) 1446aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef)
1437 PPCODE: 1447 PPCODE:
1438{ 1448{
1439 dREQ; 1449 dREQ;
1440 1450
1441 req->type = EIO_MKDIR; 1451 req->type = EIO_MKDIR;
… …
1444 1454
1445 REQ_SEND; 1455 REQ_SEND;
1446} 1456}
1447 1457
1448void 1458void
1449aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1459aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1450 ALIAS: 1460 ALIAS:
1451 aio_unlink = EIO_UNLINK 1461 aio_unlink = EIO_UNLINK
1452 aio_rmdir = EIO_RMDIR 1462 aio_rmdir = EIO_RMDIR
1453 aio_readdir = EIO_READDIR 1463 aio_readdir = EIO_READDIR
1454 PPCODE: 1464 PPCODE:
… …
1460 1470
1461 REQ_SEND; 1471 REQ_SEND;
1462} 1472}
1463 1473
1464void 1474void
1465aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) 1475aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef)
1466 ALIAS: 1476 ALIAS:
1467 aio_link = EIO_LINK 1477 aio_link = EIO_LINK
1468 aio_symlink = EIO_SYMLINK 1478 aio_symlink = EIO_SYMLINK
1469 aio_rename = EIO_RENAME 1479 aio_rename = EIO_RENAME
1470 PPCODE: 1480 PPCODE:
… …
1479 1489
1480 REQ_SEND; 1490 REQ_SEND;
1481} 1491}
1482 1492
1483void 1493void
1484aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) 1494aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef)
1485 PPCODE: 1495 PPCODE:
1486{ 1496{
1487 dREQ; 1497 dREQ;
1488 1498
1489 req->type = EIO_MKNOD; 1499 req->type = EIO_MKNOD;
… …
1493 1503
1494 REQ_SEND; 1504 REQ_SEND;
1495} 1505}
1496 1506
1497void 1507void
1498aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) 1508aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef)
1499 ALIAS: 1509 ALIAS:
1500 aio_mtouch = EIO_MTOUCH 1510 aio_mtouch = EIO_MTOUCH
1501 aio_msync = EIO_MSYNC 1511 aio_msync = EIO_MSYNC
1502 PPCODE: 1512 PPCODE:
1503{ 1513{
… …
1526 REQ_SEND; 1536 REQ_SEND;
1527 } 1537 }
1528} 1538}
1529 1539
1530void 1540void
1531aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) 1541aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1532 PPCODE: 1542 PPCODE:
1533{ 1543{
1534 STRLEN svlen; 1544 STRLEN svlen;
1535 char *svptr = SvPVbyte (data, svlen); 1545 char *svptr = SvPVbyte (data, svlen);
1536 UV len = SvUV (length); 1546 UV len = SvUV (length);
… …
1555 REQ_SEND; 1565 REQ_SEND;
1556 } 1566 }
1557} 1567}
1558 1568
1559void 1569void
1560aio_mlockall (IV flags, SV *callback=&PL_sv_undef) 1570aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1561 PPCODE: 1571 PPCODE:
1562{ 1572{
1563 dREQ; 1573 dREQ;
1564 1574
1565 req->type = EIO_MLOCKALL; 1575 req->type = EIO_MLOCKALL;
… …
1567 1577
1568 REQ_SEND; 1578 REQ_SEND;
1569} 1579}
1570 1580
1571void 1581void
1582aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef)
1583 PPCODE:
1584{
1585 int fd = s_fileno_croak (fh, 0);
1586 dREQ;
1587
1588 req->type = EIO_CUSTOM;
1589 req->sv1 = newSVsv (fh);
1590 req->int1 = fd;
1591
1592 req->feed = fiemap;
1593#if HAVE_FIEMAP
1594 /* keep our fingers crossed that the next two types are 64 bit */
1595 req->offs = start;
1596 req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL;
1597 req->int2 = flags;
1598 req->int3 = SvOK (count) ? SvIV (count) : -1;
1599#endif
1600
1601 REQ_SEND;
1602}
1603
1604void
1572aio_busy (double delay, SV *callback=&PL_sv_undef) 1605aio_busy (double delay, SV *callback = &PL_sv_undef)
1573 PPCODE: 1606 PPCODE:
1574{ 1607{
1575 dREQ; 1608 dREQ;
1576 1609
1577 req->type = EIO_BUSY; 1610 req->type = EIO_BUSY;
… …
1579 1612
1580 REQ_SEND; 1613 REQ_SEND;
1581} 1614}
1582 1615
1583void 1616void
1584aio_group (SV *callback=&PL_sv_undef) 1617aio_group (SV *callback = &PL_sv_undef)
1585 PPCODE: 1618 PPCODE:
1586{ 1619{
1587 dREQ; 1620 dREQ;
1588 1621
1589 req->type = EIO_GROUP; 1622 req->type = EIO_GROUP;
1590 1623
1624 PUTBACK;
1591 req_submit (req); 1625 req_submit (req);
1626 SPAGAIN;
1627
1592 XPUSHs (req_sv (req, aio_grp_stash)); 1628 XPUSHs (req_sv (req, aio_grp_stash));
1593} 1629}
1594 1630
1595void 1631void
1596aio_nop (SV *callback=&PL_sv_undef) 1632aio_nop (SV *callback = &PL_sv_undef)
1597 ALIAS: 1633 ALIAS:
1598 aio_nop = EIO_NOP 1634 aio_nop = EIO_NOP
1599 aio_sync = EIO_SYNC 1635 aio_sync = EIO_SYNC
1600 PPCODE: 1636 PPCODE:
1601{ 1637{
… …
1605 1641
1606 REQ_SEND; 1642 REQ_SEND;
1607} 1643}
1608 1644
1609int 1645int
1610aioreq_pri (int pri = 0) 1646aioreq_pri (int pri = NO_INIT)
1611 CODE: 1647 CODE:
1612 RETVAL = next_pri; 1648 RETVAL = next_pri;
1613 if (items > 0) 1649 if (items > 0)
1614 { 1650 {
1615 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 1651 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
… …
1705 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1741 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1706 OUTPUT: 1742 OUTPUT:
1707 RETVAL 1743 RETVAL
1708 1744
1709void 1745void
1710mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) 1746mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0)
1711 PPCODE: 1747 PPCODE:
1712 sv_unmagic (scalar, MMAP_MAGIC); 1748 sv_unmagic (scalar, MMAP_MAGIC);
1713{ 1749{
1714 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; 1750 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1715 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 1751 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
… …
1742munmap (SV *scalar) 1778munmap (SV *scalar)
1743 CODE: 1779 CODE:
1744 sv_unmagic (scalar, MMAP_MAGIC); 1780 sv_unmagic (scalar, MMAP_MAGIC);
1745 1781
1746int 1782int
1747madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 1783madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1748 ALIAS: 1784 ALIAS:
1749 mprotect = 1 1785 mprotect = 1
1750 CODE: 1786 CODE:
1751{ 1787{
1752 STRLEN svlen; 1788 STRLEN svlen;
1753 void *addr = SvPVbyte (scalar, svlen); 1789 void *addr = SvPVbyte (scalar, svlen);
1754 size_t len = SvUV (length); 1790 STRLEN len = SvUV (length);
1755 1791
1756 if (offset < 0) 1792 if (offset < 0)
1757 offset += svlen; 1793 offset += svlen;
1758 1794
1759 if (offset < 0 || offset > svlen) 1795 if (offset < 0 || offset > svlen)
… …
1773} 1809}
1774 OUTPUT: 1810 OUTPUT:
1775 RETVAL 1811 RETVAL
1776 1812
1777int 1813int
1778munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) 1814munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef)
1779 CODE: 1815 CODE:
1780{ 1816{
1781 STRLEN svlen; 1817 STRLEN svlen;
1782 void *addr = SvPVbyte (scalar, svlen); 1818 void *addr = SvPVbyte (scalar, svlen);
1783 size_t len = SvUV (length); 1819 size_t len = SvUV (length);
1784 1820
1785 if (offset < 0) 1821 if (offset < 0)
1786 offset += svlen; 1822 offset += svlen;
1787 1823
… …
1794 addr = (void *)(((intptr_t)addr) + offset); 1830 addr = (void *)(((intptr_t)addr) + offset);
1795 eio_page_align (&addr, &len); 1831 eio_page_align (&addr, &len);
1796#if _POSIX_MEMLOCK_RANGE 1832#if _POSIX_MEMLOCK_RANGE
1797 RETVAL = munlock (addr, len); 1833 RETVAL = munlock (addr, len);
1798#else 1834#else
1799 RETVAL = ((errno = ENOSYS), -1); 1835 RETVAL = EIO_ENOSYS ();
1800#endif 1836#endif
1801} 1837}
1802 OUTPUT: 1838 OUTPUT:
1803 RETVAL 1839 RETVAL
1804 1840
… …
1806munlockall () 1842munlockall ()
1807 CODE: 1843 CODE:
1808#if _POSIX_MEMLOCK 1844#if _POSIX_MEMLOCK
1809 munlockall (); 1845 munlockall ();
1810#else 1846#else
1811 RETVAL = -1; 1847 RETVAL = EIO_ENOSYS ();
1812 errno = ENOSYS;
1813#endif 1848#endif
1814 OUTPUT: 1849 OUTPUT:
1815 RETVAL 1850 RETVAL
1851
1852int
1853splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
1854 CODE:
1855{
1856#if HAVE_LINUX_SPLICE
1857 loff_t off_in_, off_out_;
1858 RETVAL = splice (
1859 rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0,
1860 wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0,
1861 length, flags
1862 );
1863#else
1864 RETVAL = EIO_ENOSYS ();
1865#endif
1866}
1867 OUTPUT:
1868 RETVAL
1869
1870int
1871tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
1872 CODE:
1873#if HAVE_LINUX_SPLICE
1874 RETVAL = tee (rfh, wfh, length, flags);
1875#else
1876 RETVAL = EIO_ENOSYS ();
1877#endif
1878 OUTPUT:
1879 RETVAL
1880
1881int
1882pipesize (aio_rfd rfh, int new_size = -1)
1883 PROTOTYPE: $;$
1884 CODE:
1885#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
1886 if (new_size >= 0)
1887 RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
1888 else
1889 RETVAL = fcntl (rfh, F_GETPIPE_SZ);
1890#else
1891 errno = ENOSYS;
1892 RETVAL = -1;
1893#endif
1894 OUTPUT:
1895 RETVAL
1896
1897void
1898pipe2 (int flags = 0)
1899 PROTOTYPE: ;$
1900 PPCODE:
1901{
1902 int fd[2];
1903 int res;
1904
1905 if (flags)
1906#if HAVE_PIPE2
1907 res = pipe2 (fd, flags);
1908#else
1909 res = (errno = ENOSYS, -1);
1910#endif
1911 else
1912 res = pipe (fd);
1913
1914 if (!res)
1915 {
1916 EXTEND (SP, 2);
1917 PUSHs (newmortalFH (fd[0], O_RDONLY));
1918 PUSHs (newmortalFH (fd[1], O_WRONLY));
1919 }
1920}
1816 1921
1817void _on_next_submit (SV *cb) 1922void _on_next_submit (SV *cb)
1818 CODE: 1923 CODE:
1819 SvREFCNT_dec (on_next_submit); 1924 SvREFCNT_dec (on_next_submit);
1820 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 1925 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
… …
1855cancel (aio_req_ornot req) 1960cancel (aio_req_ornot req)
1856 CODE: 1961 CODE:
1857 eio_cancel (req); 1962 eio_cancel (req);
1858 1963
1859void 1964void
1860cb (aio_req_ornot req, SV *callback=&PL_sv_undef) 1965cb (aio_req_ornot req, SV *callback = NO_INIT)
1861 PPCODE: 1966 PPCODE:
1862{ 1967{
1863 if (GIMME_V != G_VOID) 1968 if (GIMME_V != G_VOID)
1864 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); 1969 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1865 1970
1866 if (items > 1) 1971 if (items > 1)
1867 { 1972 {
1868 SV *cb_cv =get_cb (callback); 1973 SV *cb_cv = get_cb (callback);
1869 1974
1870 SvREFCNT_dec (req->callback); 1975 SvREFCNT_dec (req->callback);
1871 req->callback = SvREFCNT_inc (cb_cv); 1976 req->callback = SvREFCNT_inc (cb_cv);
1872 } 1977 }
1873} 1978}
… …
1930limit (aio_req grp, int limit) 2035limit (aio_req grp, int limit)
1931 CODE: 2036 CODE:
1932 eio_grp_limit (grp, limit); 2037 eio_grp_limit (grp, limit);
1933 2038
1934void 2039void
1935feed (aio_req grp, SV *callback=&PL_sv_undef) 2040feed (aio_req grp, SV *callback = &PL_sv_undef)
1936 CODE: 2041 CODE:
1937{ 2042{
1938 SvREFCNT_dec (grp->sv2); 2043 SvREFCNT_dec (grp->sv2);
1939 grp->sv2 = newSVsv (callback); 2044 grp->sv2 = newSVsv (callback);
1940 grp->feed = aio_grp_feed; 2045 grp->feed = aio_grp_feed;

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