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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 1.232 by root, Sat Jun 13 00:06:13 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{
… …
580#ifndef _WIN32 514#ifndef _WIN32
581 if (req->result >= 0) 515 if (req->result >= 0)
582 { 516 {
583 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 517 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
584 HV *hv = newHV (); 518 HV *hv = newHV ();
519 /* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom
520 * chooses to make it a struct.
521 */
522 unsigned long fsid = 0;
523 memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid));
585 524
586 rv = sv_2mortal (newRV_noinc ((SV *)hv)); 525 rv = sv_2mortal (newRV_noinc ((SV *)hv));
587 526
588 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); 527 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);
589 hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); 528 hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);
… …
591 hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); 530 hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);
592 hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); 531 hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);
593 hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); 532 hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);
594 hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); 533 hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);
595 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); 534 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
596 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); 535 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
597 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); 536 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
598 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); 537 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
599 } 538 }
600#endif 539#endif
601 540
… …
652 SvSETMAGIC (req->sv2); 591 SvSETMAGIC (req->sv2);
653 PUSHs (sv_result); 592 PUSHs (sv_result);
654 } 593 }
655 break; 594 break;
656 595
596 case EIO_CUSTOM:
597 if (req->feed == fiemap)
598 {
599#if HAVE_FIEMAP
600 if (!req->result)
601 {
602 struct fiemap *fiemap = (struct fiemap *)req->ptr1;
603
604 if (fiemap->fm_extent_count)
605 {
606 AV *av = newAV ();
607 int i;
608
609 while (fiemap->fm_mapped_extents)
610 {
611 struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents];
612 AV *ext_av = newAV ();
613
614 av_store (ext_av, 3, newSVuv (extent->fe_flags));
615 av_store (ext_av, 2, newSVval64 (extent->fe_length));
616 av_store (ext_av, 1, newSVval64 (extent->fe_physical));
617 av_store (ext_av, 0, newSVval64 (extent->fe_logical));
618
619 av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av));
620 }
621
622 PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
623 }
624 else
625 {
626 SvIV_set (sv_result, fiemap->fm_mapped_extents);
627 PUSHs (sv_result);
628 }
629 }
630#endif
631 }
632 else
633 PUSHs (sv_result);
634 break;
635
657 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ 636 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
658 if (req->result > 0) 637 if (req->result > 0)
659 SvIV_set (sv_result, 0); 638 SvIV_set (sv_result, 0);
660 /* FALLTHROUGH */ 639 /* FALLTHROUGH */
661 640
… …
768} 747}
769 748
770/*****************************************************************************/ 749/*****************************************************************************/
771 750
772#if !_POSIX_MAPPED_FILES 751#if !_POSIX_MAPPED_FILES
773# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) 752# define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS ()
774# define munmap(addr,length) (errno = ENOSYS, -1) 753# define munmap(addr,length) EIO_ENOSYS ()
775#endif 754#endif
776 755
777#if !_POSIX_MEMORY_PROTECTION 756#if !_POSIX_MEMORY_PROTECTION
778# define mprotect(addr,len,prot) (errno = ENOSYS, -1) 757# define mprotect(addr,len,prot) EIO_ENOSYS ()
779# define PROT_NONE 0 758# define PROT_NONE 0
780# define PROT_WRITE 0 759# define PROT_WRITE 0
781# define MAP_PRIVATE 0 760# define MAP_PRIVATE 0
782# define MAP_SHARED 0 761# define MAP_SHARED 0
783# define MAP_FIXED 0 762# define MAP_FIXED 0
… …
927 IV iv; 906 IV iv;
928 } *civ, const_iv[] = { 907 } *civ, const_iv[] = {
929# define const_niv(name, value) { # name, (IV) value }, 908# define const_niv(name, value) { # name, (IV) value },
930# define const_iv(name) { # name, (IV) name }, 909# define const_iv(name) { # name, (IV) name },
931# define const_eio(name) { # name, (IV) EIO_ ## name }, 910# define const_eio(name) { # name, (IV) EIO_ ## name },
911
912 /* you have to re-run ./gendef0 after adding/Removing any constants here */
913
914 const_iv (ENOSYS)
932 const_iv (EXDEV) 915 const_iv (EXDEV)
933 const_iv (ENOSYS) 916 const_iv (EBADR)
917
934 const_iv (O_RDONLY) 918 const_iv (O_RDONLY)
935 const_iv (O_WRONLY) 919 const_iv (O_WRONLY)
936 const_iv (O_RDWR) 920 const_iv (O_RDWR)
937 const_iv (O_CREAT) 921 const_iv (O_CREAT)
938 const_iv (O_TRUNC) 922 const_iv (O_TRUNC)
… …
1006 const_iv (MAP_LOCKED) 990 const_iv (MAP_LOCKED)
1007 const_iv (MAP_NORESERVE) 991 const_iv (MAP_NORESERVE)
1008 const_iv (MAP_POPULATE) 992 const_iv (MAP_POPULATE)
1009 const_iv (MAP_NONBLOCK) 993 const_iv (MAP_NONBLOCK)
1010 994
995 const_iv (FIEMAP_FLAG_SYNC)
996 const_iv (FIEMAP_FLAG_XATTR)
997 const_iv (FIEMAP_FLAGS_COMPAT)
998 const_iv (FIEMAP_EXTENT_LAST)
999 const_iv (FIEMAP_EXTENT_UNKNOWN)
1000 const_iv (FIEMAP_EXTENT_DELALLOC)
1001 const_iv (FIEMAP_EXTENT_ENCODED)
1002 const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED)
1003 const_iv (FIEMAP_EXTENT_NOT_ALIGNED)
1004 const_iv (FIEMAP_EXTENT_DATA_INLINE)
1005 const_iv (FIEMAP_EXTENT_DATA_TAIL)
1006 const_iv (FIEMAP_EXTENT_UNWRITTEN)
1007 const_iv (FIEMAP_EXTENT_MERGED)
1008 const_iv (FIEMAP_EXTENT_SHARED)
1009
1010 const_iv (SPLICE_F_MOVE)
1011 const_iv (SPLICE_F_NONBLOCK)
1012 const_iv (SPLICE_F_MORE)
1013 const_iv (SPLICE_F_GIFT)
1014
1015 const_iv (SEEK_DATA)
1016 const_iv (SEEK_HOLE)
1017
1018 /* libeio constants */
1011 const_eio (SEEK_SET) 1019 const_eio (SEEK_SET)
1012 const_eio (SEEK_CUR) 1020 const_eio (SEEK_CUR)
1013 const_eio (SEEK_END) 1021 const_eio (SEEK_END)
1014 1022
1015 const_eio (MCL_FUTURE) 1023 const_eio (MCL_FUTURE)
… …
1024 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 1032 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
1025 const_eio (SYNC_FILE_RANGE_WRITE) 1033 const_eio (SYNC_FILE_RANGE_WRITE)
1026 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 1034 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
1027 1035
1028 const_eio (FALLOC_FL_KEEP_SIZE) 1036 const_eio (FALLOC_FL_KEEP_SIZE)
1037 const_eio (FALLOC_FL_PUNCH_HOLE)
1038 const_eio (FALLOC_FL_COLLAPSE_RANGE)
1039 const_eio (FALLOC_FL_ZERO_RANGE)
1029 1040
1030 const_eio (READDIR_DENTS) 1041 const_eio (READDIR_DENTS)
1031 const_eio (READDIR_DIRS_FIRST) 1042 const_eio (READDIR_DIRS_FIRST)
1032 const_eio (READDIR_STAT_ORDER) 1043 const_eio (READDIR_STAT_ORDER)
1033 const_eio (READDIR_FOUND_UNKNOWN) 1044 const_eio (READDIR_FOUND_UNKNOWN)
… …
1101 PROTOTYPE: $ 1112 PROTOTYPE: $
1102 CODE: 1113 CODE:
1103 max_outstanding = maxreqs; 1114 max_outstanding = maxreqs;
1104 1115
1105void 1116void
1106aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef) 1117aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef)
1107 PPCODE: 1118 PPCODE:
1108{ 1119{
1109 dREQ; 1120 dREQ;
1110 1121
1111 req->type = EIO_WD_OPEN; 1122 req->type = EIO_WD_OPEN;
… …
1113 1124
1114 REQ_SEND; 1125 REQ_SEND;
1115} 1126}
1116 1127
1117void 1128void
1118aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1129aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef)
1119 PPCODE: 1130 PPCODE:
1120{ 1131{
1121 dREQ; 1132 dREQ;
1122 1133
1123 req->type = EIO_OPEN; 1134 req->type = EIO_OPEN;
… …
1127 1138
1128 REQ_SEND; 1139 REQ_SEND;
1129} 1140}
1130 1141
1131void 1142void
1132aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1143aio_fsync (SV *fh, SV *callback = &PL_sv_undef)
1133 ALIAS: 1144 ALIAS:
1134 aio_fsync = EIO_FSYNC 1145 aio_fsync = EIO_FSYNC
1135 aio_fdatasync = EIO_FDATASYNC 1146 aio_fdatasync = EIO_FDATASYNC
1136 aio_syncfs = EIO_SYNCFS 1147 aio_syncfs = EIO_SYNCFS
1137 PPCODE: 1148 PPCODE:
1138{ 1149{
1139 int fd = s_fileno_croak (fh, 0); 1150 int fd = s_fileno_croak (fh, 0);
1140 dREQ; 1151 dREQ;
1141 1152
1142 req->type = ix; 1153 req->type = ix;
1143 req->sv1 = newSVsv (fh); 1154 req->sv1 = newSVsv (fh);
1144 req->int1 = fd; 1155 req->int1 = fd;
1145 1156
1146 REQ_SEND; 1157 REQ_SEND;
1147} 1158}
1148 1159
1149void 1160void
1150aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 1161aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef)
1151 PPCODE: 1162 PPCODE:
1152{ 1163{
1153 int fd = s_fileno_croak (fh, 0); 1164 int fd = s_fileno_croak (fh, 0);
1154 dREQ; 1165 dREQ;
1155 1166
1156 req->type = EIO_SYNC_FILE_RANGE; 1167 req->type = EIO_SYNC_FILE_RANGE;
1157 req->sv1 = newSVsv (fh); 1168 req->sv1 = newSVsv (fh);
1158 req->int1 = fd; 1169 req->int1 = fd;
… …
1162 1173
1163 REQ_SEND; 1174 REQ_SEND;
1164} 1175}
1165 1176
1166void 1177void
1167aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) 1178aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef)
1168 PPCODE: 1179 PPCODE:
1169{ 1180{
1170 int fd = s_fileno_croak (fh, 0); 1181 int fd = s_fileno_croak (fh, 0);
1171 dREQ; 1182 dREQ;
1172 1183
1173 req->type = EIO_FALLOCATE; 1184 req->type = EIO_FALLOCATE;
1174 req->sv1 = newSVsv (fh); 1185 req->sv1 = newSVsv (fh);
1175 req->int1 = fd; 1186 req->int1 = fd;
… …
1179 1190
1180 REQ_SEND; 1191 REQ_SEND;
1181} 1192}
1182 1193
1183void 1194void
1184aio_close (SV *fh, SV *callback=&PL_sv_undef) 1195aio_close (SV *fh, SV *callback = &PL_sv_undef)
1185 PPCODE: 1196 PPCODE:
1186{ 1197{
1187 static int close_fd = -1; /* dummy fd to close fds via dup2 */ 1198 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1188 int fd = s_fileno_croak (fh, 0); 1199 int fd = s_fileno_croak (fh, 0);
1189 dREQ; 1200 dREQ;
1190 1201
1191 if (expect_false (close_fd < 0)) 1202 if (expect_false (close_fd < 0))
1192 { 1203 {
1193 int pipefd [2]; 1204 int pipefd [2];
… …
1213 1224
1214 REQ_SEND; 1225 REQ_SEND;
1215} 1226}
1216 1227
1217void 1228void
1218aio_seek (SV *fh, SV *offset, int whence, SV *callback=&PL_sv_undef) 1229aio_seek (SV *fh, SV *offset, int whence, SV *callback = &PL_sv_undef)
1219 PPCODE: 1230 PPCODE:
1220{ 1231{
1221 STRLEN svlen;
1222 int fd = s_fileno_croak (fh, 0); 1232 int fd = s_fileno_croak (fh, 0);
1223 dREQ; 1233 dREQ;
1224 1234
1225 req->type = EIO_SEEK; 1235 req->type = EIO_SEEK;
1226 req->sv1 = newSVsv (fh); 1236 req->sv1 = newSVsv (fh);
… …
1230 1240
1231 REQ_SEND; 1241 REQ_SEND;
1232} 1242}
1233 1243
1234void 1244void
1235aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 1245aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback = &PL_sv_undef)
1236 ALIAS: 1246 ALIAS:
1237 aio_read = EIO_READ 1247 aio_read = EIO_READ
1238 aio_write = EIO_WRITE 1248 aio_write = EIO_WRITE
1239 PPCODE: 1249 PPCODE:
1240{ 1250{
… …
1256 len = svlen - dataoffset; 1266 len = svlen - dataoffset;
1257 } 1267 }
1258 else 1268 else
1259 { 1269 {
1260 /* read: check type and grow scalar as necessary */ 1270 /* read: check type and grow scalar as necessary */
1261 SvUPGRADE (data, SVt_PV); 1271 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1262 svptr = SvGROW (data, len + dataoffset + 1); 1272 svptr = sv_grow (data, len + dataoffset + 1);
1273 else if (SvCUR (data) < len + dataoffset)
1274 croak ("length + dataoffset outside of scalar, and cannot grow");
1263 } 1275 }
1264 1276
1265 { 1277 {
1266 dREQ; 1278 dREQ;
1267 1279
… …
1283 REQ_SEND; 1295 REQ_SEND;
1284 } 1296 }
1285} 1297}
1286 1298
1287void 1299void
1288aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1300aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1289 ALIAS: 1301 ALIAS:
1290 aio_readlink = EIO_READLINK 1302 aio_readlink = EIO_READLINK
1291 aio_realpath = EIO_REALPATH 1303 aio_realpath = EIO_REALPATH
1292 PPCODE: 1304 PPCODE:
1293{ 1305{
… …
1298 1310
1299 REQ_SEND; 1311 REQ_SEND;
1300} 1312}
1301 1313
1302void 1314void
1303aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1315aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef)
1304 PPCODE: 1316 PPCODE:
1305{ 1317{
1306 int ifd = s_fileno_croak (in_fh , 0); 1318 int ifd = s_fileno_croak (in_fh , 0);
1307 int ofd = s_fileno_croak (out_fh, 1); 1319 int ofd = s_fileno_croak (out_fh, 1);
1308 dREQ; 1320 dREQ;
1309 1321
1310 req->type = EIO_SENDFILE; 1322 req->type = EIO_SENDFILE;
1311 req->sv1 = newSVsv (out_fh); 1323 req->sv1 = newSVsv (out_fh);
1312 req->int1 = ofd; 1324 req->int1 = ofd;
… …
1317 1329
1318 REQ_SEND; 1330 REQ_SEND;
1319} 1331}
1320 1332
1321void 1333void
1322aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1334aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef)
1323 PPCODE: 1335 PPCODE:
1324{ 1336{
1325 int fd = s_fileno_croak (fh, 0); 1337 int fd = s_fileno_croak (fh, 0);
1326 dREQ; 1338 dREQ;
1327 1339
1328 req->type = EIO_READAHEAD; 1340 req->type = EIO_READAHEAD;
1329 req->sv1 = newSVsv (fh); 1341 req->sv1 = newSVsv (fh);
1330 req->int1 = fd; 1342 req->int1 = fd;
… …
1333 1345
1334 REQ_SEND; 1346 REQ_SEND;
1335} 1347}
1336 1348
1337void 1349void
1338aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 1350aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef)
1339 ALIAS: 1351 ALIAS:
1340 aio_stat = EIO_STAT 1352 aio_stat = EIO_STAT
1341 aio_lstat = EIO_LSTAT 1353 aio_lstat = EIO_LSTAT
1342 aio_statvfs = EIO_STATVFS 1354 aio_statvfs = EIO_STATVFS
1343 PPCODE: 1355 PPCODE:
… …
1364 RETVAL = makedev (maj, min); 1376 RETVAL = makedev (maj, min);
1365 OUTPUT: 1377 OUTPUT:
1366 RETVAL 1378 RETVAL
1367 1379
1368void 1380void
1369aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) 1381aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef)
1370 PPCODE: 1382 PPCODE:
1371{ 1383{
1372 dREQ; 1384 dREQ;
1373 1385
1374 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1386 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
… …
1377 1389
1378 REQ_SEND; 1390 REQ_SEND;
1379} 1391}
1380 1392
1381void 1393void
1382aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1394aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef)
1383 PPCODE: 1395 PPCODE:
1384{ 1396{
1385 dREQ; 1397 dREQ;
1386 1398
1387 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1399 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
… …
1389 1401
1390 REQ_SEND; 1402 REQ_SEND;
1391} 1403}
1392 1404
1393void 1405void
1394aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1406aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef)
1395 PPCODE: 1407 PPCODE:
1396{ 1408{
1397 dREQ; 1409 dREQ;
1398 1410
1399 req->int2 = mode; 1411 req->int2 = mode;
… …
1401 1413
1402 REQ_SEND; 1414 REQ_SEND;
1403} 1415}
1404 1416
1405void 1417void
1406aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) 1418aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef)
1407 PPCODE: 1419 PPCODE:
1408{ 1420{
1409 dREQ; 1421 dREQ;
1410 1422
1411 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1423 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
… …
1414 1426
1415 REQ_SEND; 1427 REQ_SEND;
1416} 1428}
1417 1429
1418void 1430void
1419aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) 1431aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef)
1420 PPCODE: 1432 PPCODE:
1421{ 1433{
1422 dREQ; 1434 dREQ;
1423 1435
1424 req->type = EIO_READDIR; 1436 req->type = EIO_READDIR;
… …
1431 1443
1432 REQ_SEND; 1444 REQ_SEND;
1433} 1445}
1434 1446
1435void 1447void
1436aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef) 1448aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef)
1437 PPCODE: 1449 PPCODE:
1438{ 1450{
1439 dREQ; 1451 dREQ;
1440 1452
1441 req->type = EIO_MKDIR; 1453 req->type = EIO_MKDIR;
… …
1444 1456
1445 REQ_SEND; 1457 REQ_SEND;
1446} 1458}
1447 1459
1448void 1460void
1449aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1461aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1450 ALIAS: 1462 ALIAS:
1451 aio_unlink = EIO_UNLINK 1463 aio_unlink = EIO_UNLINK
1452 aio_rmdir = EIO_RMDIR 1464 aio_rmdir = EIO_RMDIR
1453 aio_readdir = EIO_READDIR 1465 aio_readdir = EIO_READDIR
1454 PPCODE: 1466 PPCODE:
… …
1460 1472
1461 REQ_SEND; 1473 REQ_SEND;
1462} 1474}
1463 1475
1464void 1476void
1465aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) 1477aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef)
1466 ALIAS: 1478 ALIAS:
1467 aio_link = EIO_LINK 1479 aio_link = EIO_LINK
1468 aio_symlink = EIO_SYMLINK 1480 aio_symlink = EIO_SYMLINK
1469 aio_rename = EIO_RENAME 1481 aio_rename = EIO_RENAME
1470 PPCODE: 1482 PPCODE:
… …
1479 1491
1480 REQ_SEND; 1492 REQ_SEND;
1481} 1493}
1482 1494
1483void 1495void
1484aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) 1496aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef)
1485 PPCODE: 1497 PPCODE:
1486{ 1498{
1487 dREQ; 1499 dREQ;
1488 1500
1489 req->type = EIO_MKNOD; 1501 req->type = EIO_MKNOD;
… …
1493 1505
1494 REQ_SEND; 1506 REQ_SEND;
1495} 1507}
1496 1508
1497void 1509void
1498aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) 1510aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef)
1499 ALIAS: 1511 ALIAS:
1500 aio_mtouch = EIO_MTOUCH 1512 aio_mtouch = EIO_MTOUCH
1501 aio_msync = EIO_MSYNC 1513 aio_msync = EIO_MSYNC
1502 PPCODE: 1514 PPCODE:
1503{ 1515{
… …
1526 REQ_SEND; 1538 REQ_SEND;
1527 } 1539 }
1528} 1540}
1529 1541
1530void 1542void
1531aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) 1543aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1532 PPCODE: 1544 PPCODE:
1533{ 1545{
1534 STRLEN svlen; 1546 STRLEN svlen;
1535 char *svptr = SvPVbyte (data, svlen); 1547 char *svptr = SvPVbyte (data, svlen);
1536 UV len = SvUV (length); 1548 UV len = SvUV (length);
… …
1555 REQ_SEND; 1567 REQ_SEND;
1556 } 1568 }
1557} 1569}
1558 1570
1559void 1571void
1560aio_mlockall (IV flags, SV *callback=&PL_sv_undef) 1572aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1561 PPCODE: 1573 PPCODE:
1562{ 1574{
1563 dREQ; 1575 dREQ;
1564 1576
1565 req->type = EIO_MLOCKALL; 1577 req->type = EIO_MLOCKALL;
… …
1567 1579
1568 REQ_SEND; 1580 REQ_SEND;
1569} 1581}
1570 1582
1571void 1583void
1584aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef)
1585 PPCODE:
1586{
1587 int fd = s_fileno_croak (fh, 0);
1588 dREQ;
1589
1590 req->type = EIO_CUSTOM;
1591 req->sv1 = newSVsv (fh);
1592 req->int1 = fd;
1593
1594 req->feed = fiemap;
1595#if HAVE_FIEMAP
1596 /* keep our fingers crossed that the next two types are 64 bit */
1597 req->offs = start;
1598 req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL;
1599 req->int2 = flags;
1600 req->int3 = SvOK (count) ? SvIV (count) : -1;
1601#endif
1602
1603 REQ_SEND;
1604}
1605
1606void
1572aio_busy (double delay, SV *callback=&PL_sv_undef) 1607aio_busy (double delay, SV *callback = &PL_sv_undef)
1573 PPCODE: 1608 PPCODE:
1574{ 1609{
1575 dREQ; 1610 dREQ;
1576 1611
1577 req->type = EIO_BUSY; 1612 req->type = EIO_BUSY;
… …
1579 1614
1580 REQ_SEND; 1615 REQ_SEND;
1581} 1616}
1582 1617
1583void 1618void
1584aio_group (SV *callback=&PL_sv_undef) 1619aio_group (SV *callback = &PL_sv_undef)
1585 PPCODE: 1620 PPCODE:
1586{ 1621{
1587 dREQ; 1622 dREQ;
1588 1623
1589 req->type = EIO_GROUP; 1624 req->type = EIO_GROUP;
1590 1625
1626 PUTBACK;
1591 req_submit (req); 1627 req_submit (req);
1628 SPAGAIN;
1629
1592 XPUSHs (req_sv (req, aio_grp_stash)); 1630 XPUSHs (req_sv (req, aio_grp_stash));
1593} 1631}
1594 1632
1595void 1633void
1596aio_nop (SV *callback=&PL_sv_undef) 1634aio_nop (SV *callback = &PL_sv_undef)
1597 ALIAS: 1635 ALIAS:
1598 aio_nop = EIO_NOP 1636 aio_nop = EIO_NOP
1599 aio_sync = EIO_SYNC 1637 aio_sync = EIO_SYNC
1600 PPCODE: 1638 PPCODE:
1601{ 1639{
… …
1605 1643
1606 REQ_SEND; 1644 REQ_SEND;
1607} 1645}
1608 1646
1609int 1647int
1610aioreq_pri (int pri = 0) 1648aioreq_pri (int pri = NO_INIT)
1611 CODE: 1649 CODE:
1612 RETVAL = next_pri; 1650 RETVAL = next_pri;
1613 if (items > 0) 1651 if (items > 0)
1614 { 1652 {
1615 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 1653 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
… …
1705 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1743 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1706 OUTPUT: 1744 OUTPUT:
1707 RETVAL 1745 RETVAL
1708 1746
1709void 1747void
1710mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) 1748mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0)
1711 PPCODE: 1749 PPCODE:
1712 sv_unmagic (scalar, MMAP_MAGIC); 1750 sv_unmagic (scalar, MMAP_MAGIC);
1713{ 1751{
1714 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; 1752 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1715 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 1753 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
… …
1742munmap (SV *scalar) 1780munmap (SV *scalar)
1743 CODE: 1781 CODE:
1744 sv_unmagic (scalar, MMAP_MAGIC); 1782 sv_unmagic (scalar, MMAP_MAGIC);
1745 1783
1746int 1784int
1747madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 1785madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1748 ALIAS: 1786 ALIAS:
1749 mprotect = 1 1787 mprotect = 1
1750 CODE: 1788 CODE:
1751{ 1789{
1752 STRLEN svlen; 1790 STRLEN svlen;
1753 void *addr = SvPVbyte (scalar, svlen); 1791 void *addr = SvPVbyte (scalar, svlen);
1754 size_t len = SvUV (length); 1792 STRLEN len = SvUV (length);
1755 1793
1756 if (offset < 0) 1794 if (offset < 0)
1757 offset += svlen; 1795 offset += svlen;
1758 1796
1759 if (offset < 0 || offset > svlen) 1797 if (offset < 0 || offset > svlen)
… …
1773} 1811}
1774 OUTPUT: 1812 OUTPUT:
1775 RETVAL 1813 RETVAL
1776 1814
1777int 1815int
1778munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) 1816munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef)
1779 CODE: 1817 CODE:
1780{ 1818{
1781 STRLEN svlen; 1819 STRLEN svlen;
1782 void *addr = SvPVbyte (scalar, svlen); 1820 void *addr = SvPVbyte (scalar, svlen);
1783 size_t len = SvUV (length); 1821 size_t len = SvUV (length);
1784 1822
1785 if (offset < 0) 1823 if (offset < 0)
1786 offset += svlen; 1824 offset += svlen;
1787 1825
… …
1794 addr = (void *)(((intptr_t)addr) + offset); 1832 addr = (void *)(((intptr_t)addr) + offset);
1795 eio_page_align (&addr, &len); 1833 eio_page_align (&addr, &len);
1796#if _POSIX_MEMLOCK_RANGE 1834#if _POSIX_MEMLOCK_RANGE
1797 RETVAL = munlock (addr, len); 1835 RETVAL = munlock (addr, len);
1798#else 1836#else
1799 RETVAL = ((errno = ENOSYS), -1); 1837 RETVAL = EIO_ENOSYS ();
1800#endif 1838#endif
1801} 1839}
1802 OUTPUT: 1840 OUTPUT:
1803 RETVAL 1841 RETVAL
1804 1842
… …
1806munlockall () 1844munlockall ()
1807 CODE: 1845 CODE:
1808#if _POSIX_MEMLOCK 1846#if _POSIX_MEMLOCK
1809 munlockall (); 1847 munlockall ();
1810#else 1848#else
1849 RETVAL = EIO_ENOSYS ();
1850#endif
1851 OUTPUT:
1852 RETVAL
1853
1854int
1855splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
1856 CODE:
1857{
1858#if HAVE_LINUX_SPLICE
1859 loff_t off_in_, off_out_;
1860 RETVAL = splice (
1861 rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0,
1862 wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0,
1863 length, flags
1864 );
1865#else
1866 RETVAL = EIO_ENOSYS ();
1867#endif
1868}
1869 OUTPUT:
1870 RETVAL
1871
1872int
1873tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
1874 CODE:
1875#if HAVE_LINUX_SPLICE
1876 RETVAL = tee (rfh, wfh, length, flags);
1877#else
1878 RETVAL = EIO_ENOSYS ();
1879#endif
1880 OUTPUT:
1881 RETVAL
1882
1883int
1884pipesize (aio_rfd rfh, int new_size = -1)
1885 PROTOTYPE: $;$
1886 CODE:
1887#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
1888 if (new_size >= 0)
1889 RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
1890 else
1891 RETVAL = fcntl (rfh, F_GETPIPE_SZ);
1892#else
1893 errno = ENOSYS;
1811 RETVAL = -1; 1894 RETVAL = -1;
1812 errno = ENOSYS;
1813#endif 1895#endif
1814 OUTPUT: 1896 OUTPUT:
1815 RETVAL 1897 RETVAL
1816 1898
1817void _on_next_submit (SV *cb) 1899void _on_next_submit (SV *cb)
… …
1855cancel (aio_req_ornot req) 1937cancel (aio_req_ornot req)
1856 CODE: 1938 CODE:
1857 eio_cancel (req); 1939 eio_cancel (req);
1858 1940
1859void 1941void
1860cb (aio_req_ornot req, SV *callback=&PL_sv_undef) 1942cb (aio_req_ornot req, SV *callback = NO_INIT)
1861 PPCODE: 1943 PPCODE:
1862{ 1944{
1863 if (GIMME_V != G_VOID) 1945 if (GIMME_V != G_VOID)
1864 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); 1946 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1865 1947
1866 if (items > 1) 1948 if (items > 1)
1867 { 1949 {
1868 SV *cb_cv =get_cb (callback); 1950 SV *cb_cv = get_cb (callback);
1869 1951
1870 SvREFCNT_dec (req->callback); 1952 SvREFCNT_dec (req->callback);
1871 req->callback = SvREFCNT_inc (cb_cv); 1953 req->callback = SvREFCNT_inc (cb_cv);
1872 } 1954 }
1873} 1955}
… …
1930limit (aio_req grp, int limit) 2012limit (aio_req grp, int limit)
1931 CODE: 2013 CODE:
1932 eio_grp_limit (grp, limit); 2014 eio_grp_limit (grp, limit);
1933 2015
1934void 2016void
1935feed (aio_req grp, SV *callback=&PL_sv_undef) 2017feed (aio_req grp, SV *callback = &PL_sv_undef)
1936 CODE: 2018 CODE:
1937{ 2019{
1938 SvREFCNT_dec (grp->sv2); 2020 SvREFCNT_dec (grp->sv2);
1939 grp->sv2 = newSVsv (callback); 2021 grp->sv2 = newSVsv (callback);
1940 grp->feed = aio_grp_feed; 2022 grp->feed = aio_grp_feed;

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