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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.221 by root, Wed Aug 22 22:28:03 2012 UTC vs.
Revision 1.252 by root, Sat Jan 6 02:11:10 2018 UTC

… …
19 19
20#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES 20#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES
21# include <sys/mman.h> 21# include <sys/mman.h>
22#endif 22#endif
23 23
24#if __linux__ 24/* the incompetent fool that created musl keeps __linux__, refuses
25 * to implement any linux standard apis, and also has no way to test
26 * for his broken iplementation. don't complain to me if this fails
27 * for you.
28 */
29#if __linux__ && (defined __GLIBC__ || defined __UCLIBC__)
25# include <linux/fs.h> 30# include <linux/fs.h>
26# ifdef FS_IOC_FIEMAP 31# ifdef FS_IOC_FIEMAP
27# include <linux/types.h> 32# include <linux/types.h>
28# include <linux/fiemap.h> 33# include <linux/fiemap.h>
29# define HAVE_FIEMAP 1 34# define HAVE_FIEMAP 1
… …
99#define expect_false(expr) expect ((expr) != 0, 0) 104#define expect_false(expr) expect ((expr) != 0, 0)
100#define expect_true(expr) expect ((expr) != 0, 1) 105#define expect_true(expr) expect ((expr) != 0, 1)
101 106
102/*****************************************************************************/ 107/*****************************************************************************/
103 108
109#include "libeio/config.h"
110
111#if HAVE_RLIMITS
112 #include <sys/time.h>
113 #include <sys/resource.h>
114#endif
115
104typedef SV SV8; /* byte-sv, used for argument-checking */ 116typedef SV SV8; /* byte-sv, used for argument-checking */
105typedef int aio_rfd; /* read file desriptor */ 117typedef int aio_rfd; /* read file desriptor */
106typedef int aio_wfd; /* write file descriptor */ 118typedef int aio_wfd; /* write file descriptor */
107 119
108static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash; 120static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash;
… …
114 STRLEN stroffset; \ 126 STRLEN stroffset; \
115 SV *self; 127 SV *self;
116 128
117#define EIO_NO_WRAPPERS 1 129#define EIO_NO_WRAPPERS 1
118 130
119#include "libeio/config.h"
120#include "libeio/eio.h" 131#include "libeio/eio.h"
121 132
122static int req_invoke (eio_req *req); 133static int req_invoke (eio_req *req);
123#define EIO_FINISH(req) req_invoke (req) 134#define EIO_FINISH(req) req_invoke (req)
124static void req_destroy (eio_req *grp); 135static void req_destroy (eio_req *grp);
… …
141# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ 152# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
142# endif 153# endif
143#endif 154#endif
144 155
145/* defines all sorts of constants to 0 unless they are already defined */ 156/* defines all sorts of constants to 0 unless they are already defined */
157/* also provides const_iv_ and const_niv_ macros for them */
146#include "def0.h" 158#include "def0.h"
147 159
148#ifndef makedev 160#ifndef makedev
149# define makedev(maj,min) (((maj) << 8) | (min)) 161# define makedev(maj,min) (((maj) << 8) | (min))
150#endif 162#endif
… …
153#endif 165#endif
154#ifndef minor 166#ifndef minor
155# define minor(dev) ((dev) & 0xff) 167# define minor(dev) ((dev) & 0xff)
156#endif 168#endif
157 169
158#ifndef PAGESIZE 170#if PAGESIZE <= 0
159# define PAGESIZE sysconf (_SC_PAGESIZE) 171# define PAGESIZE sysconf (_SC_PAGESIZE)
160#endif 172#endif
173
174/*****************************************************************************/
175
176#if !_POSIX_MAPPED_FILES
177# define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS ()
178# define munmap(addr,length) EIO_ENOSYS ()
179#endif
180
181#if !_POSIX_MEMORY_PROTECTION
182# define mprotect(addr,len,prot) EIO_ENOSYS ()
183#endif
184
185#define FOREIGN_MAGIC PERL_MAGIC_ext
186
187static int ecb_cold
188mmap_free (pTHX_ SV *sv, MAGIC *mg)
189{
190 int old_errno = errno;
191 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
192 errno = old_errno;
193
194 mg->mg_obj = 0; /* just in case */
195
196 SvREADONLY_off (sv);
197
198 if (SvPVX (sv) != mg->mg_ptr)
199 croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected");
200
201 SvCUR_set (sv, 0);
202 SvPVX (sv) = 0;
203 SvOK_off (sv);
204
205 return 0;
206}
207
208static MGVTBL mmap_vtbl = {
209 0, 0, 0, 0, mmap_free
210};
211
212static int ecb_cold
213sysfree_free (pTHX_ SV *sv, MAGIC *mg)
214{
215 free (mg->mg_ptr);
216 mg->mg_obj = 0; /* just in case */
217
218 SvREADONLY_off (sv);
219
220 if (SvPVX (sv) != mg->mg_ptr)
221 croak ("ERROR: IO::AIO mapped scalar changed location, detected");
222
223 SvCUR_set (sv, 0);
224 SvPVX (sv) = 0;
225 SvOK_off (sv);
226
227 return 0;
228}
229
230static MGVTBL sysfree_vtbl = {
231 0, 0, 0, 0, sysfree_free
232};
233
234/*****************************************************************************/
235
236/* helper: set scalar to foreign ptr with custom free */
237static void
238sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length)
239{
240 sv_force_normal (sv);
241
242 /* we store the length in mg_obj, as namlen is I32 :/ */
243 sv_magicext (sv, 0, FOREIGN_MAGIC, vtbl, (char *)addr, 0)
244 ->mg_obj = (SV *)length;
245
246 SvUPGRADE (sv, SVt_PV); /* nop... */
247
248 if (SvLEN (sv))
249 Safefree (SvPVX (sv));
250
251 SvPVX (sv) = (char *)addr;
252 SvCUR_set (sv, length);
253 SvLEN_set (sv, 0);
254 SvPOK_only (sv);
255}
256
257static void
258sv_clear_foreign (SV *sv)
259{
260 /* todo: iterate over magic and only free ours, but of course */
261 /* the perl5porters will call that (correct) behaviour buggy */
262 sv_unmagic (sv, FOREIGN_MAGIC);
263}
161 264
162/*****************************************************************************/ 265/*****************************************************************************/
163 266
164static void 267static void
165fiemap (eio_req *req) 268fiemap (eio_req *req)
… …
189 fiemap->fm_start = req->offs; 292 fiemap->fm_start = req->offs;
190 fiemap->fm_length = req->size; 293 fiemap->fm_length = req->size;
191 fiemap->fm_flags = req->int2; 294 fiemap->fm_flags = req->int2;
192 fiemap->fm_extent_count = count; 295 fiemap->fm_extent_count = count;
193 296
194 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap)) 297 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0)
195 return; 298 return;
196 299
197 if (req->int3 >= 0 /* not autosizing */ 300 if (req->int3 >= 0 /* not autosizing */
198 || !fiemap->fm_mapped_extents /* no more extents */ 301 || !fiemap->fm_mapped_extents /* no more extents */
199 || fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */) 302 || fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */)
200 goto done; 303 goto done;
201 304
202 /* else we have to loop - 305 /* else we have to loop -
203 * it would be tempting (atcually I tried that first) to just query the 306 * it would be tempting (actually I tried that first) to just query the
204 * number of extents needed, but linux often feels like not returning all 307 * number of extents needed, but linux often feels like not returning all
205 * extents, without telling us it left any out. this complicates 308 * extents, without telling us it left any out. this complicates
206 * this quite a bit. 309 * this quite a bit.
207 */ 310 */
208 311
… …
218 + fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length; 321 + fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length;
219 incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start); 322 incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start);
220 incmap->fm_flags = fiemap->fm_flags; 323 incmap->fm_flags = fiemap->fm_flags;
221 incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent); 324 incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent);
222 325
223 if (ioctl (req->int1, FS_IOC_FIEMAP, incmap)) 326 if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0)
224 return; 327 return;
328
329 if (!incmap->fm_mapped_extents)
330 goto done;
225 331
226 count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents; 332 count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents;
227 fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); 333 fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
228 errno = ENOMEM; 334 errno = ENOMEM;
229 if (!fiemap) 335 if (!fiemap)
… …
301} 407}
302 408
303static SV * 409static SV *
304newSVaio_wd (aio_wd wd) 410newSVaio_wd (aio_wd wd)
305{ 411{
306 return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash); 412 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
307} 413}
308 414
309static aio_req 415static aio_req
310SvAIO_REQ (SV *sv) 416SvAIO_REQ (SV *sv)
311{ 417{
… …
330 || SvTYPE (SvRV (sv)) != SVt_PVMG 436 || SvTYPE (SvRV (sv)) != SVt_PVMG
331 || SvSTASH (SvRV (sv)) != aio_wd_stash) 437 || SvSTASH (SvRV (sv)) != aio_wd_stash)
332 croak ("IO::AIO: expected a working directory object as returned by aio_wd"); 438 croak ("IO::AIO: expected a working directory object as returned by aio_wd");
333 439
334 return (aio_wd)(long)SvIVX (SvRV (sv)); 440 return (aio_wd)(long)SvIVX (SvRV (sv));
441}
442
443static SV *
444newmortalFH (int fd, int flags)
445{
446 if (fd < 0)
447 return &PL_sv_undef;
448
449 GV *gv = (GV *)sv_newmortal ();
450 char sym[64];
451 int symlen;
452
453 symlen = snprintf (sym, sizeof (sym), "fd#%d", fd);
454 gv_init (gv, aio_stash, sym, symlen, 0);
455
456 symlen = snprintf (
457 sym,
458 sizeof (sym),
459 "%s&=%d",
460 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
461 fd
462 );
463
464 return do_open (gv, sym, symlen, 0, 0, 0, 0)
465 ? (SV *)gv : &PL_sv_undef;
335} 466}
336 467
337static void 468static void
338aio_grp_feed (aio_req grp) 469aio_grp_feed (aio_req grp)
339{ 470{
… …
467 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); 598 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2))));
468 } 599 }
469 break; 600 break;
470 601
471 case EIO_OPEN: 602 case EIO_OPEN:
472 { 603 PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR)));
473 /* convert fd to fh */
474 SV *fh = &PL_sv_undef;
475
476 if (req->result >= 0)
477 {
478 GV *gv = (GV *)sv_newmortal ();
479 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR);
480 char sym [64];
481 int symlen;
482
483 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
484 gv_init (gv, aio_stash, sym, symlen, 0);
485
486 symlen = snprintf (
487 sym,
488 sizeof (sym),
489 "%s&=%d",
490 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
491 (int)req->result
492 );
493
494 if (do_open (gv, sym, symlen, 0, 0, 0, 0))
495 fh = (SV *)gv;
496 }
497
498 PUSHs (fh);
499 }
500 break; 604 break;
501 605
502 case EIO_STATVFS: 606 case EIO_STATVFS:
503 case EIO_FSTATVFS: 607 case EIO_FSTATVFS:
504 { 608 {
… …
507#ifndef _WIN32 611#ifndef _WIN32
508 if (req->result >= 0) 612 if (req->result >= 0)
509 { 613 {
510 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 614 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
511 HV *hv = newHV (); 615 HV *hv = newHV ();
616 /* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom
617 * chooses to make it a struct.
618 */
619 unsigned long fsid = 0;
620 memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid));
512 621
513 rv = sv_2mortal (newRV_noinc ((SV *)hv)); 622 rv = sv_2mortal (newRV_noinc ((SV *)hv));
514 623
515 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); 624 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);
516 hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); 625 hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);
… …
518 hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); 627 hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);
519 hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); 628 hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);
520 hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); 629 hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);
521 hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); 630 hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);
522 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); 631 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
523 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); 632 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
524 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); 633 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
525 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); 634 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
526 } 635 }
527#endif 636#endif
528 637
… …
579 SvSETMAGIC (req->sv2); 688 SvSETMAGIC (req->sv2);
580 PUSHs (sv_result); 689 PUSHs (sv_result);
581 } 690 }
582 break; 691 break;
583 692
693 case EIO_SLURP:
694 {
695 if (req->result >= 0)
696 {
697 /* if length was originally not known, we steal the malloc'ed memory */
698 if (req->flags & EIO_FLAG_PTR2_FREE)
699 {
700 req->flags &= ~EIO_FLAG_PTR2_FREE;
701 sv_set_foreign (req->sv2, &sysfree_vtbl, req->ptr2, req->result);
702 }
703 else
704 {
705 SvCUR_set (req->sv2, req->result);
706 *SvEND (req->sv2) = 0;
707 SvPOK_only (req->sv2);
708 }
709
710 SvSETMAGIC (req->sv2);
711 }
712
713 PUSHs (sv_result);
714 }
715 break;
716
584 case EIO_CUSTOM: 717 case EIO_CUSTOM:
585 if (req->feed == fiemap) 718 if (req->feed == fiemap)
586 { 719 {
587#if HAVE_FIEMAP 720#if HAVE_FIEMAP
588 if (!req->result) 721 if (!req->result)
… …
693{ 826{
694 while (eio_nreqs ()) 827 while (eio_nreqs ())
695 { 828 {
696 int size; 829 int size;
697 830
698 X_LOCK (reslock); 831 X_LOCK (EIO_POOL->reslock);
699 size = res_queue.size; 832 size = EIO_POOL->res_queue.size;
700 X_UNLOCK (reslock); 833 X_UNLOCK (EIO_POOL->reslock);
701 834
702 if (size) 835 if (size)
703 return; 836 return;
704 837
705 etp_maybe_start_thread (); 838 etp_maybe_start_thread (EIO_POOL);
706 839
707 s_epipe_wait (&respipe); 840 s_epipe_wait (&respipe);
708 } 841 }
709} 842}
710 843
… …
731 create_respipe (); 864 create_respipe ();
732 865
733 if (eio_init (want_poll, done_poll) < 0) 866 if (eio_init (want_poll, done_poll) < 0)
734 croak ("IO::AIO: unable to initialise eio library"); 867 croak ("IO::AIO: unable to initialise eio library");
735} 868}
736
737/*****************************************************************************/
738
739#if !_POSIX_MAPPED_FILES
740# define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS ()
741# define munmap(addr,length) EIO_ENOSYS ()
742#endif
743
744#if !_POSIX_MEMORY_PROTECTION
745# define mprotect(addr,len,prot) EIO_ENOSYS ()
746# define PROT_NONE 0
747# define PROT_WRITE 0
748# define MAP_PRIVATE 0
749# define MAP_SHARED 0
750# define MAP_FIXED 0
751#endif
752
753#define MMAP_MAGIC PERL_MAGIC_ext
754
755static int ecb_cold
756mmap_free (pTHX_ SV *sv, MAGIC *mg)
757{
758 int old_errno = errno;
759 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
760 errno = old_errno;
761
762 mg->mg_obj = 0; /* just in case */
763
764 SvREADONLY_off (sv);
765
766 if (SvPVX (sv) != mg->mg_ptr)
767 croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected");
768
769 SvCUR_set (sv, 0);
770 SvPVX (sv) = 0;
771 SvOK_off (sv);
772
773 return 0;
774}
775
776static MGVTBL mmap_vtbl = {
777 0, 0, 0, 0, mmap_free
778};
779 869
780/*****************************************************************************/ 870/*****************************************************************************/
781 871
782static SV * 872static SV *
783get_cb (SV *cb_sv) 873get_cb (SV *cb_sv)
… …
895 } *civ, const_iv[] = { 985 } *civ, const_iv[] = {
896# define const_niv(name, value) { # name, (IV) value }, 986# define const_niv(name, value) { # name, (IV) value },
897# define const_iv(name) { # name, (IV) name }, 987# define const_iv(name) { # name, (IV) name },
898# define const_eio(name) { # name, (IV) EIO_ ## name }, 988# define const_eio(name) { # name, (IV) EIO_ ## name },
899 989
900 /* you have to re-run ./gendef0 after adding/Removing any constants here */ 990 /* you have to re-run ./gendef0 after adding/removing any constants here */
901 991 /* the first block can be undef if missing */
902 const_iv (ENOSYS) 992 const_iv (ENOSYS)
903 const_iv (EXDEV) 993 const_iv (EXDEV)
904 const_iv (EBADR) 994 const_iv (EBADR)
905 995
996 /* for lseek */
997 const_iv (SEEK_DATA)
998 const_iv (SEEK_HOLE)
999
1000 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
1001 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
1002 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
1003 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
1004 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
1005 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
1006
1007 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
1008 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
1009 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
1010 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
1011 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
1012
1013 /* the second block will be 0 when missing */
906 const_iv (O_RDONLY) 1014 const_iv (O_RDONLY)
907 const_iv (O_WRONLY) 1015 const_iv (O_WRONLY)
908 const_iv (O_RDWR) 1016 const_iv (O_RDWR)
909 const_iv (O_CREAT) 1017 const_iv (O_CREAT)
910 const_iv (O_TRUNC) 1018 const_iv (O_TRUNC)
… …
923 const_iv (O_SEARCH) 1031 const_iv (O_SEARCH)
924 const_iv (O_DIRECTORY) 1032 const_iv (O_DIRECTORY)
925 const_iv (O_DSYNC) 1033 const_iv (O_DSYNC)
926 const_iv (O_RSYNC) 1034 const_iv (O_RSYNC)
927 const_iv (O_SYNC) 1035 const_iv (O_SYNC)
1036 const_iv (O_PATH)
1037 const_iv (O_TMPFILE)
928 const_iv (O_TTY_INIT) 1038 const_iv (O_TTY_INIT)
929 1039
930 const_iv (S_IFIFO) 1040 const_iv (S_IFIFO)
931 const_iv (S_IFCHR) 1041 const_iv (S_IFCHR)
932 const_iv (S_IFBLK) 1042 const_iv (S_IFBLK)
… …
934 const_iv (S_IFREG) 1044 const_iv (S_IFREG)
935 const_iv (S_IFDIR) 1045 const_iv (S_IFDIR)
936 const_iv (S_IFWHT) 1046 const_iv (S_IFWHT)
937 const_iv (S_IFSOCK) 1047 const_iv (S_IFSOCK)
938 const_iv (S_IFMT) 1048 const_iv (S_IFMT)
939
940 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
941 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
942 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
943 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
944 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
945 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
946
947 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
948 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
949 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
950 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
951 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
952 1049
953 const_iv (ST_RDONLY) 1050 const_iv (ST_RDONLY)
954 const_iv (ST_NOSUID) 1051 const_iv (ST_NOSUID)
955 const_iv (ST_NODEV) 1052 const_iv (ST_NODEV)
956 const_iv (ST_NOEXEC) 1053 const_iv (ST_NOEXEC)
… …
966 const_iv (PROT_NONE) 1063 const_iv (PROT_NONE)
967 const_iv (PROT_EXEC) 1064 const_iv (PROT_EXEC)
968 const_iv (PROT_READ) 1065 const_iv (PROT_READ)
969 const_iv (PROT_WRITE) 1066 const_iv (PROT_WRITE)
970 1067
971 /*const_iv (MAP_FIXED)*/
972 const_iv (MAP_PRIVATE) 1068 const_iv (MAP_PRIVATE)
973 const_iv (MAP_SHARED) 1069 const_iv (MAP_SHARED)
1070 const_iv (MAP_FIXED)
974 const_iv (MAP_ANONYMOUS) 1071 const_iv (MAP_ANONYMOUS)
975 1072
976 /* linuxish */ 1073 /* linuxish */
977 const_iv (MAP_HUGETLB)
978 const_iv (MAP_LOCKED) 1074 const_iv (MAP_LOCKED)
979 const_iv (MAP_NORESERVE) 1075 const_iv (MAP_NORESERVE)
980 const_iv (MAP_POPULATE) 1076 const_iv (MAP_POPULATE)
981 const_iv (MAP_NONBLOCK) 1077 const_iv (MAP_NONBLOCK)
1078 const_iv (MAP_GROWSDOWN)
1079 const_iv (MAP_32BIT)
1080 const_iv (MAP_HUGETLB)
1081 const_iv (MAP_STACK)
1082
1083 const_iv (F_DUPFD_CLOEXEC)
1084
1085 const_iv (F_OFD_GETLK)
1086 const_iv (F_OFD_SETLK)
1087 const_iv (F_OFD_GETLKW)
1088
1089 const_iv (FIFREEZE)
1090 const_iv (FITHAW)
1091 const_iv (FITRIM)
1092 const_iv (FICLONE)
1093 const_iv (FICLONERANGE)
1094 const_iv (FIDEDUPERANGE)
1095
1096 const_iv (FS_IOC_GETFLAGS)
1097 const_iv (FS_IOC_SETFLAGS)
1098 const_iv (FS_IOC_GETVERSION)
1099 const_iv (FS_IOC_SETVERSION)
1100 const_iv (FS_IOC_FIEMAP)
1101 const_iv (FS_IOC_FSGETXATTR)
1102 const_iv (FS_IOC_FSSETXATTR)
1103 const_iv (FS_IOC_SET_ENCRYPTION_POLICY)
1104 const_iv (FS_IOC_GET_ENCRYPTION_PWSALT)
1105 const_iv (FS_IOC_GET_ENCRYPTION_POLICY)
1106
1107 const_iv (FS_KEY_DESCRIPTOR_SIZE)
1108
1109 const_iv (FS_SECRM_FL)
1110 const_iv (FS_UNRM_FL)
1111 const_iv (FS_COMPR_FL)
1112 const_iv (FS_SYNC_FL)
1113 const_iv (FS_IMMUTABLE_FL)
1114 const_iv (FS_APPEND_FL)
1115 const_iv (FS_NODUMP_FL)
1116 const_iv (FS_NOATIME_FL)
1117 const_iv (FS_DIRTY_FL)
1118 const_iv (FS_COMPRBLK_FL)
1119 const_iv (FS_NOCOMP_FL)
1120 const_iv (FS_ENCRYPT_FL)
1121 const_iv (FS_BTREE_FL)
1122 const_iv (FS_INDEX_FL)
1123 const_iv (FS_JOURNAL_DATA_FL)
1124 const_iv (FS_NOTAIL_FL)
1125 const_iv (FS_DIRSYNC_FL)
1126 const_iv (FS_TOPDIR_FL)
1127 const_iv (FS_FL_USER_MODIFIABLE)
1128
1129 const_iv (FS_XFLAG_REALTIME)
1130 const_iv (FS_XFLAG_PREALLOC)
1131 const_iv (FS_XFLAG_IMMUTABLE)
1132 const_iv (FS_XFLAG_APPEND)
1133 const_iv (FS_XFLAG_SYNC)
1134 const_iv (FS_XFLAG_NOATIME)
1135 const_iv (FS_XFLAG_NODUMP)
1136 const_iv (FS_XFLAG_RTINHERIT)
1137 const_iv (FS_XFLAG_PROJINHERIT)
1138 const_iv (FS_XFLAG_NOSYMLINKS)
1139 const_iv (FS_XFLAG_EXTSIZE)
1140 const_iv (FS_XFLAG_EXTSZINHERIT)
1141 const_iv (FS_XFLAG_NODEFRAG)
1142 const_iv (FS_XFLAG_FILESTREAM)
1143 const_iv (FS_XFLAG_DAX)
1144 const_iv (FS_XFLAG_HASATTR)
982 1145
983 const_iv (FIEMAP_FLAG_SYNC) 1146 const_iv (FIEMAP_FLAG_SYNC)
984 const_iv (FIEMAP_FLAG_XATTR) 1147 const_iv (FIEMAP_FLAG_XATTR)
985 const_iv (FIEMAP_FLAGS_COMPAT) 1148 const_iv (FIEMAP_FLAGS_COMPAT)
986 const_iv (FIEMAP_EXTENT_LAST) 1149 const_iv (FIEMAP_EXTENT_LAST)
… …
998 const_iv (SPLICE_F_MOVE) 1161 const_iv (SPLICE_F_MOVE)
999 const_iv (SPLICE_F_NONBLOCK) 1162 const_iv (SPLICE_F_NONBLOCK)
1000 const_iv (SPLICE_F_MORE) 1163 const_iv (SPLICE_F_MORE)
1001 const_iv (SPLICE_F_GIFT) 1164 const_iv (SPLICE_F_GIFT)
1002 1165
1003 const_iv (SEEK_DATA) 1166 /* these are libeio constants, and are independent of gendef0 */
1004 const_iv (SEEK_HOLE)
1005
1006 /* libeio constants */
1007 const_eio (SEEK_SET) 1167 const_eio (SEEK_SET)
1008 const_eio (SEEK_CUR) 1168 const_eio (SEEK_CUR)
1009 const_eio (SEEK_END) 1169 const_eio (SEEK_END)
1010 1170
1011 const_eio (MCL_FUTURE) 1171 const_eio (MCL_FUTURE)
… …
1021 const_eio (SYNC_FILE_RANGE_WRITE) 1181 const_eio (SYNC_FILE_RANGE_WRITE)
1022 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 1182 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
1023 1183
1024 const_eio (FALLOC_FL_KEEP_SIZE) 1184 const_eio (FALLOC_FL_KEEP_SIZE)
1025 const_eio (FALLOC_FL_PUNCH_HOLE) 1185 const_eio (FALLOC_FL_PUNCH_HOLE)
1186 const_eio (FALLOC_FL_COLLAPSE_RANGE)
1187 const_eio (FALLOC_FL_ZERO_RANGE)
1188 const_eio (FALLOC_FL_INSERT_RANGE)
1189 const_eio (FALLOC_FL_UNSHARE_RANGE)
1190
1191 const_eio (RENAME_NOREPLACE)
1192 const_eio (RENAME_EXCHANGE)
1193 const_eio (RENAME_WHITEOUT)
1026 1194
1027 const_eio (READDIR_DENTS) 1195 const_eio (READDIR_DENTS)
1028 const_eio (READDIR_DIRS_FIRST) 1196 const_eio (READDIR_DIRS_FIRST)
1029 const_eio (READDIR_STAT_ORDER) 1197 const_eio (READDIR_STAT_ORDER)
1030 const_eio (READDIR_FOUND_UNKNOWN) 1198 const_eio (READDIR_FOUND_UNKNOWN)
… …
1098 PROTOTYPE: $ 1266 PROTOTYPE: $
1099 CODE: 1267 CODE:
1100 max_outstanding = maxreqs; 1268 max_outstanding = maxreqs;
1101 1269
1102void 1270void
1103aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef) 1271aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef)
1104 PPCODE: 1272 PPCODE:
1105{ 1273{
1106 dREQ; 1274 dREQ;
1107 1275
1108 req->type = EIO_WD_OPEN; 1276 req->type = EIO_WD_OPEN;
… …
1110 1278
1111 REQ_SEND; 1279 REQ_SEND;
1112} 1280}
1113 1281
1114void 1282void
1115aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1283aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef)
1116 PPCODE: 1284 PPCODE:
1117{ 1285{
1118 dREQ; 1286 dREQ;
1119 1287
1120 req->type = EIO_OPEN; 1288 req->type = EIO_OPEN;
… …
1124 1292
1125 REQ_SEND; 1293 REQ_SEND;
1126} 1294}
1127 1295
1128void 1296void
1129aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1297aio_fsync (SV *fh, SV *callback = &PL_sv_undef)
1130 ALIAS: 1298 ALIAS:
1131 aio_fsync = EIO_FSYNC 1299 aio_fsync = EIO_FSYNC
1132 aio_fdatasync = EIO_FDATASYNC 1300 aio_fdatasync = EIO_FDATASYNC
1133 aio_syncfs = EIO_SYNCFS 1301 aio_syncfs = EIO_SYNCFS
1134 PPCODE: 1302 PPCODE:
… …
1142 1310
1143 REQ_SEND; 1311 REQ_SEND;
1144} 1312}
1145 1313
1146void 1314void
1147aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 1315aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef)
1148 PPCODE: 1316 PPCODE:
1149{ 1317{
1150 int fd = s_fileno_croak (fh, 0); 1318 int fd = s_fileno_croak (fh, 0);
1151 dREQ; 1319 dREQ;
1152 1320
… …
1159 1327
1160 REQ_SEND; 1328 REQ_SEND;
1161} 1329}
1162 1330
1163void 1331void
1164aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) 1332aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef)
1165 PPCODE: 1333 PPCODE:
1166{ 1334{
1167 int fd = s_fileno_croak (fh, 0); 1335 int fd = s_fileno_croak (fh, 0);
1168 dREQ; 1336 dREQ;
1169 1337
… …
1176 1344
1177 REQ_SEND; 1345 REQ_SEND;
1178} 1346}
1179 1347
1180void 1348void
1181aio_close (SV *fh, SV *callback=&PL_sv_undef) 1349aio_close (SV *fh, SV *callback = &PL_sv_undef)
1182 PPCODE: 1350 PPCODE:
1183{ 1351{
1184 static int close_fd = -1; /* dummy fd to close fds via dup2 */ 1352 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1185 int fd = s_fileno_croak (fh, 0); 1353 int fd = s_fileno_croak (fh, 0);
1186 dREQ; 1354 dREQ;
… …
1210 1378
1211 REQ_SEND; 1379 REQ_SEND;
1212} 1380}
1213 1381
1214void 1382void
1215aio_seek (SV *fh, SV *offset, int whence, SV *callback=&PL_sv_undef) 1383aio_seek (SV *fh, SV *offset, int whence, SV *callback = &PL_sv_undef)
1216 PPCODE: 1384 PPCODE:
1217{ 1385{
1218 int fd = s_fileno_croak (fh, 0); 1386 int fd = s_fileno_croak (fh, 0);
1219 dREQ; 1387 dREQ;
1220 1388
… …
1226 1394
1227 REQ_SEND; 1395 REQ_SEND;
1228} 1396}
1229 1397
1230void 1398void
1231aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 1399aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback = &PL_sv_undef)
1232 ALIAS: 1400 ALIAS:
1233 aio_read = EIO_READ 1401 aio_read = EIO_READ
1234 aio_write = EIO_WRITE 1402 aio_write = EIO_WRITE
1235 PPCODE: 1403 PPCODE:
1236{ 1404{
… …
1252 len = svlen - dataoffset; 1420 len = svlen - dataoffset;
1253 } 1421 }
1254 else 1422 else
1255 { 1423 {
1256 /* read: check type and grow scalar as necessary */ 1424 /* read: check type and grow scalar as necessary */
1257 SvUPGRADE (data, SVt_PV);
1258 if (SvLEN (data) >= SvCUR (data)) 1425 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1259 svptr = SvGROW (data, len + dataoffset + 1); 1426 svptr = sv_grow (data, len + dataoffset + 1);
1260 else if (SvCUR (data) < len + dataoffset) 1427 else if (SvCUR (data) < len + dataoffset)
1261 croak ("length + dataoffset outside of scalar, and cannot grow"); 1428 croak ("length + dataoffset outside of scalar, and cannot grow");
1262 } 1429 }
1263 1430
1264 { 1431 {
… …
1282 REQ_SEND; 1449 REQ_SEND;
1283 } 1450 }
1284} 1451}
1285 1452
1286void 1453void
1454aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef)
1455 ALIAS:
1456 aio_ioctl = EIO_IOCTL
1457 aio_fcntl = EIO_FCNTL
1458 PPCODE:
1459{
1460 int fd = s_fileno_croak (fh, 0);
1461 char *svptr;
1462
1463 if (SvPOK (arg) || !SvNIOK (arg))
1464 {
1465 STRLEN svlen;
1466 /* perl uses IOCPARM_LEN for fcntl, so we do, too */
1467#ifdef IOCPARM_LEN
1468 STRLEN need = IOCPARM_LEN (request);
1469#else
1470 STRLEN need = 256;
1471#endif
1472
1473 if (svlen < need)
1474 svptr = SvGROW (arg, need);
1475 }
1476 else
1477 svptr = (char *)SvIV (arg);
1478
1479 {
1480 dREQ;
1481
1482 req->type = ix;
1483 req->sv1 = newSVsv (fh);
1484 req->int1 = fd;
1485 req->int2 = (long)request;
1486 req->sv2 = SvREFCNT_inc (arg);
1487 req->ptr2 = svptr;
1488
1489 REQ_SEND;
1490 }
1491}
1492
1493void
1287aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1494aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1288 ALIAS: 1495 ALIAS:
1289 aio_readlink = EIO_READLINK 1496 aio_readlink = EIO_READLINK
1290 aio_realpath = EIO_REALPATH 1497 aio_realpath = EIO_REALPATH
1291 PPCODE: 1498 PPCODE:
1292{ 1499{
… …
1297 1504
1298 REQ_SEND; 1505 REQ_SEND;
1299} 1506}
1300 1507
1301void 1508void
1302aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1509aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef)
1303 PPCODE: 1510 PPCODE:
1304{ 1511{
1305 int ifd = s_fileno_croak (in_fh , 0); 1512 int ifd = s_fileno_croak (in_fh , 0);
1306 int ofd = s_fileno_croak (out_fh, 1); 1513 int ofd = s_fileno_croak (out_fh, 1);
1307 dREQ; 1514 dREQ;
… …
1316 1523
1317 REQ_SEND; 1524 REQ_SEND;
1318} 1525}
1319 1526
1320void 1527void
1321aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1528aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef)
1322 PPCODE: 1529 PPCODE:
1323{ 1530{
1324 int fd = s_fileno_croak (fh, 0); 1531 int fd = s_fileno_croak (fh, 0);
1325 dREQ; 1532 dREQ;
1326 1533
… …
1332 1539
1333 REQ_SEND; 1540 REQ_SEND;
1334} 1541}
1335 1542
1336void 1543void
1337aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 1544aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef)
1338 ALIAS: 1545 ALIAS:
1339 aio_stat = EIO_STAT 1546 aio_stat = EIO_STAT
1340 aio_lstat = EIO_LSTAT 1547 aio_lstat = EIO_LSTAT
1341 aio_statvfs = EIO_STATVFS 1548 aio_statvfs = EIO_STATVFS
1342 PPCODE: 1549 PPCODE:
… …
1351UV 1558UV
1352major (UV dev) 1559major (UV dev)
1353 ALIAS: 1560 ALIAS:
1354 minor = 1 1561 minor = 1
1355 CODE: 1562 CODE:
1356 RETVAL = ix ? major (dev) : minor (dev); 1563 RETVAL = ix ? minor (dev) : major (dev);
1357 OUTPUT: 1564 OUTPUT:
1358 RETVAL 1565 RETVAL
1359 1566
1360UV 1567UV
1361makedev (UV maj, UV min) 1568makedev (UV maj, UV min)
… …
1363 RETVAL = makedev (maj, min); 1570 RETVAL = makedev (maj, min);
1364 OUTPUT: 1571 OUTPUT:
1365 RETVAL 1572 RETVAL
1366 1573
1367void 1574void
1368aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) 1575aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef)
1369 PPCODE: 1576 PPCODE:
1370{ 1577{
1371 dREQ; 1578 dREQ;
1372 1579
1373 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1580 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
… …
1376 1583
1377 REQ_SEND; 1584 REQ_SEND;
1378} 1585}
1379 1586
1380void 1587void
1381aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1588aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef)
1382 PPCODE: 1589 PPCODE:
1383{ 1590{
1384 dREQ; 1591 dREQ;
1385 1592
1386 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1593 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
… …
1388 1595
1389 REQ_SEND; 1596 REQ_SEND;
1390} 1597}
1391 1598
1392void 1599void
1393aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1600aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef)
1394 PPCODE: 1601 PPCODE:
1395{ 1602{
1396 dREQ; 1603 dREQ;
1397 1604
1398 req->int2 = mode; 1605 req->int2 = mode;
… …
1400 1607
1401 REQ_SEND; 1608 REQ_SEND;
1402} 1609}
1403 1610
1404void 1611void
1405aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) 1612aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef)
1406 PPCODE: 1613 PPCODE:
1407{ 1614{
1408 dREQ; 1615 dREQ;
1409 1616
1410 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1617 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
… …
1413 1620
1414 REQ_SEND; 1621 REQ_SEND;
1415} 1622}
1416 1623
1417void 1624void
1418aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) 1625aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef)
1419 PPCODE: 1626 PPCODE:
1420{ 1627{
1421 dREQ; 1628 dREQ;
1422 1629
1423 req->type = EIO_READDIR; 1630 req->type = EIO_READDIR;
… …
1430 1637
1431 REQ_SEND; 1638 REQ_SEND;
1432} 1639}
1433 1640
1434void 1641void
1435aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef) 1642aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef)
1436 PPCODE: 1643 PPCODE:
1437{ 1644{
1438 dREQ; 1645 dREQ;
1439 1646
1440 req->type = EIO_MKDIR; 1647 req->type = EIO_MKDIR;
… …
1443 1650
1444 REQ_SEND; 1651 REQ_SEND;
1445} 1652}
1446 1653
1447void 1654void
1448aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1655aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1449 ALIAS: 1656 ALIAS:
1450 aio_unlink = EIO_UNLINK 1657 aio_unlink = EIO_UNLINK
1451 aio_rmdir = EIO_RMDIR 1658 aio_rmdir = EIO_RMDIR
1452 aio_readdir = EIO_READDIR 1659 aio_readdir = EIO_READDIR
1453 PPCODE: 1660 PPCODE:
… …
1459 1666
1460 REQ_SEND; 1667 REQ_SEND;
1461} 1668}
1462 1669
1463void 1670void
1464aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) 1671aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef)
1465 ALIAS: 1672 ALIAS:
1466 aio_link = EIO_LINK 1673 aio_link = EIO_LINK
1467 aio_symlink = EIO_SYMLINK 1674 aio_symlink = EIO_SYMLINK
1468 aio_rename = EIO_RENAME 1675 aio_rename = EIO_RENAME
1469 PPCODE: 1676 PPCODE:
… …
1478 1685
1479 REQ_SEND; 1686 REQ_SEND;
1480} 1687}
1481 1688
1482void 1689void
1690aio_rename2 (SV8 *oldpath, SV8 *newpath, int flags = 0, SV *callback = &PL_sv_undef)
1691 PPCODE:
1692{
1693 eio_wd wd2 = 0;
1694 dREQ;
1695
1696 req->type = EIO_RENAME;
1697 req_set_path1 (req, oldpath);
1698 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1699 req->int2 = flags;
1700 req->int3 = (long)wd2;
1701
1702 REQ_SEND;
1703}
1704
1705void
1483aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) 1706aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef)
1484 PPCODE: 1707 PPCODE:
1485{ 1708{
1486 dREQ; 1709 dREQ;
1487 1710
1488 req->type = EIO_MKNOD; 1711 req->type = EIO_MKNOD;
… …
1492 1715
1493 REQ_SEND; 1716 REQ_SEND;
1494} 1717}
1495 1718
1496void 1719void
1497aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) 1720aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = -1, SV *callback = &PL_sv_undef)
1498 ALIAS: 1721 ALIAS:
1499 aio_mtouch = EIO_MTOUCH 1722 aio_mtouch = EIO_MTOUCH
1500 aio_msync = EIO_MSYNC 1723 aio_msync = EIO_MSYNC
1501 PPCODE: 1724 PPCODE:
1502{ 1725{
1503 STRLEN svlen; 1726 STRLEN svlen;
1504 char *svptr = SvPVbyte (data, svlen); 1727 char *svptr = SvPVbyte (data, svlen);
1505 UV len = SvUV (length); 1728 UV len = SvUV (length);
1729
1730 if (flags < 0)
1731 flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0;
1506 1732
1507 if (offset < 0) 1733 if (offset < 0)
1508 offset += svlen; 1734 offset += svlen;
1509 1735
1510 if (offset < 0 || offset > svlen) 1736 if (offset < 0 || offset > svlen)
… …
1525 REQ_SEND; 1751 REQ_SEND;
1526 } 1752 }
1527} 1753}
1528 1754
1529void 1755void
1530aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) 1756aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1531 PPCODE: 1757 PPCODE:
1532{ 1758{
1533 STRLEN svlen; 1759 STRLEN svlen;
1534 char *svptr = SvPVbyte (data, svlen); 1760 char *svptr = SvPVbyte (data, svlen);
1535 UV len = SvUV (length); 1761 UV len = SvUV (length);
… …
1554 REQ_SEND; 1780 REQ_SEND;
1555 } 1781 }
1556} 1782}
1557 1783
1558void 1784void
1559aio_mlockall (IV flags, SV *callback=&PL_sv_undef) 1785aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1560 PPCODE: 1786 PPCODE:
1561{ 1787{
1562 dREQ; 1788 dREQ;
1563 1789
1564 req->type = EIO_MLOCKALL; 1790 req->type = EIO_MLOCKALL;
… …
1566 1792
1567 REQ_SEND; 1793 REQ_SEND;
1568} 1794}
1569 1795
1570void 1796void
1571aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback=&PL_sv_undef) 1797aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef)
1572 PPCODE: 1798 PPCODE:
1573{ 1799{
1574 int fd = s_fileno_croak (fh, 0); 1800 int fd = s_fileno_croak (fh, 0);
1575 dREQ; 1801 dREQ;
1576 1802
… …
1589 1815
1590 REQ_SEND; 1816 REQ_SEND;
1591} 1817}
1592 1818
1593void 1819void
1820aio_slurp (SV *pathname, off_t offset, UV length, SV8 *data, SV *callback = &PL_sv_undef)
1821 PPCODE:
1822{
1823 char *svptr = 0;
1824
1825 sv_clear_foreign (data);
1826
1827 if (length) /* known length, directly read into scalar */
1828 {
1829 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1830 svptr = sv_grow (data, length + 1);
1831 else if (SvCUR (data) < length)
1832 croak ("length outside of scalar, and cannot grow");
1833 else
1834 svptr = SvPVbyte_nolen (data);
1835 }
1836
1837 {
1838 dREQ;
1839
1840 req->type = EIO_SLURP;
1841 req_set_path1 (req, pathname);
1842 req->offs = offset;
1843 req->size = length;
1844 req->sv2 = SvREFCNT_inc (data);
1845 req->ptr2 = svptr;
1846
1847 if (!SvREADONLY (data))
1848 {
1849 SvREADONLY_on (data);
1850 req->flags |= FLAG_SV2_RO_OFF;
1851 }
1852
1853 REQ_SEND;
1854 }
1855}
1856
1857void
1594aio_busy (double delay, SV *callback=&PL_sv_undef) 1858aio_busy (double delay, SV *callback = &PL_sv_undef)
1595 PPCODE: 1859 PPCODE:
1596{ 1860{
1597 dREQ; 1861 dREQ;
1598 1862
1599 req->type = EIO_BUSY; 1863 req->type = EIO_BUSY;
… …
1601 1865
1602 REQ_SEND; 1866 REQ_SEND;
1603} 1867}
1604 1868
1605void 1869void
1606aio_group (SV *callback=&PL_sv_undef) 1870aio_group (SV *callback = &PL_sv_undef)
1607 PPCODE: 1871 PPCODE:
1608{ 1872{
1609 dREQ; 1873 dREQ;
1610 1874
1611 req->type = EIO_GROUP; 1875 req->type = EIO_GROUP;
1612 1876
1877 PUTBACK;
1613 req_submit (req); 1878 req_submit (req);
1879 SPAGAIN;
1880
1614 XPUSHs (req_sv (req, aio_grp_stash)); 1881 XPUSHs (req_sv (req, aio_grp_stash));
1615} 1882}
1616 1883
1617void 1884void
1618aio_nop (SV *callback=&PL_sv_undef) 1885aio_nop (SV *callback = &PL_sv_undef)
1619 ALIAS: 1886 ALIAS:
1620 aio_nop = EIO_NOP 1887 aio_nop = EIO_NOP
1621 aio_sync = EIO_SYNC 1888 aio_sync = EIO_SYNC
1622 PPCODE: 1889 PPCODE:
1623{ 1890{
… …
1627 1894
1628 REQ_SEND; 1895 REQ_SEND;
1629} 1896}
1630 1897
1631int 1898int
1632aioreq_pri (int pri = 0) 1899aioreq_pri (int pri = NO_INIT)
1633 CODE: 1900 CODE:
1634 RETVAL = next_pri; 1901 RETVAL = next_pri;
1635 if (items > 0) 1902 if (items > 0)
1636 { 1903 {
1637 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 1904 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
… …
1727 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 1994 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1728 OUTPUT: 1995 OUTPUT:
1729 RETVAL 1996 RETVAL
1730 1997
1731void 1998void
1732mmap (SV *scalar, size_t length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) 1999mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0)
1733 PPCODE: 2000 PPCODE:
1734 sv_unmagic (scalar, MMAP_MAGIC); 2001 sv_clear_foreign (scalar);
1735{ 2002{
1736 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; 2003 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1737 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 2004 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
1738 if (addr == (void *)-1) 2005 if (addr == (void *)-1)
1739 XSRETURN_NO; 2006 XSRETURN_NO;
1740 2007
1741 sv_force_normal (scalar); 2008 sv_set_foreign (scalar, &mmap_vtbl, addr, length);
1742
1743 /* we store the length in mg_obj, as namlen is I32 :/ */
1744 sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0)
1745 ->mg_obj = (SV *)length;
1746
1747 SvUPGRADE (scalar, SVt_PV); /* nop... */
1748 2009
1749 if (!(prot & PROT_WRITE)) 2010 if (!(prot & PROT_WRITE))
1750 SvREADONLY_on (scalar); 2011 SvREADONLY_on (scalar);
1751 2012
1752 if (SvLEN (scalar))
1753 Safefree (SvPVX (scalar));
1754
1755 SvPVX (scalar) = (char *)addr;
1756 SvCUR_set (scalar, length);
1757 SvLEN_set (scalar, 0);
1758 SvPOK_only (scalar);
1759
1760 XSRETURN_YES; 2013 XSRETURN_YES;
1761} 2014}
1762 2015
1763void 2016void
1764munmap (SV *scalar) 2017munmap (SV *scalar)
1765 CODE: 2018 CODE:
1766 sv_unmagic (scalar, MMAP_MAGIC); 2019 sv_clear_foreign (scalar);
1767 2020
1768int 2021int
1769madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 2022madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1770 ALIAS: 2023 ALIAS:
1771 mprotect = 1 2024 mprotect = 1
1772 CODE: 2025 CODE:
1773{ 2026{
1774 STRLEN svlen; 2027 STRLEN svlen;
1775 void *addr = SvPVbyte (scalar, svlen); 2028 void *addr = SvPVbyte (scalar, svlen);
1776 size_t len = SvUV (length); 2029 STRLEN len = SvUV (length);
1777 2030
1778 if (offset < 0) 2031 if (offset < 0)
1779 offset += svlen; 2032 offset += svlen;
1780 2033
1781 if (offset < 0 || offset > svlen) 2034 if (offset < 0 || offset > svlen)
… …
1795} 2048}
1796 OUTPUT: 2049 OUTPUT:
1797 RETVAL 2050 RETVAL
1798 2051
1799int 2052int
1800munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) 2053munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef)
1801 CODE: 2054 CODE:
1802{ 2055{
1803 STRLEN svlen; 2056 STRLEN svlen;
1804 void *addr = SvPVbyte (scalar, svlen); 2057 void *addr = SvPVbyte (scalar, svlen);
1805 size_t len = SvUV (length); 2058 size_t len = SvUV (length);
… …
1861#else 2114#else
1862 RETVAL = EIO_ENOSYS (); 2115 RETVAL = EIO_ENOSYS ();
1863#endif 2116#endif
1864 OUTPUT: 2117 OUTPUT:
1865 RETVAL 2118 RETVAL
2119
2120int
2121pipesize (aio_rfd rfh, int new_size = -1)
2122 PROTOTYPE: $;$
2123 CODE:
2124#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
2125 if (new_size >= 0)
2126 RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
2127 else
2128 RETVAL = fcntl (rfh, F_GETPIPE_SZ);
2129#else
2130 errno = ENOSYS;
2131 RETVAL = -1;
2132#endif
2133 OUTPUT:
2134 RETVAL
2135
2136void
2137pipe2 (int flags = 0)
2138 PROTOTYPE: ;$
2139 PPCODE:
2140{
2141 int fd[2];
2142 int res;
2143
2144 if (flags)
2145#if HAVE_PIPE2
2146 res = pipe2 (fd, flags);
2147#else
2148 res = (errno = ENOSYS, -1);
2149#endif
2150 else
2151 res = pipe (fd);
2152
2153 if (!res)
2154 {
2155 EXTEND (SP, 2);
2156 PUSHs (newmortalFH (fd[0], O_RDONLY));
2157 PUSHs (newmortalFH (fd[1], O_WRONLY));
2158 }
2159}
2160
2161UV
2162get_fdlimit ()
2163 CODE:
2164#if HAVE_RLIMITS
2165 struct rlimit rl;
2166 if (0 == getrlimit (RLIMIT_NOFILE, &rl))
2167 XSRETURN_UV (rl.rlim_cur == RLIM_INFINITY ? (UV)-1 : rl.rlim_cur);
2168#endif
2169 XSRETURN_UNDEF;
2170 OUTPUT:
2171 RETVAL
2172
2173void
2174min_fdlimit (UV limit = 0x7fffffffU)
2175 CODE:
2176{
2177#if HAVE_RLIMITS
2178 struct rlimit rl;
2179 rlim_t orig_rlim_max;
2180 UV bit;
2181
2182 if (0 != getrlimit (RLIMIT_NOFILE, &rl))
2183 goto fail;
2184
2185 if (rl.rlim_cur == RLIM_INFINITY)
2186 XSRETURN_YES;
2187
2188 orig_rlim_max = rl.rlim_max == RLIM_INFINITY ? ((rlim_t)0)-1 : rl.rlim_max;
2189
2190 if (rl.rlim_cur < limit)
2191 {
2192 rl.rlim_cur = limit;
2193
2194 if (rl.rlim_max < rl.rlim_cur && rl.rlim_max != RLIM_INFINITY)
2195 rl.rlim_max = rl.rlim_cur;
2196 }
2197
2198 if (0 == setrlimit (RLIMIT_NOFILE, &rl))
2199 XSRETURN_YES;
2200
2201 if (errno == EPERM)
2202 {
2203 /* setlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */
2204 /* our limit overflows a system-wide limit */
2205 /* try an adaptive algorithm, but do not lower the hardlimit */
2206 rl.rlim_max = 0;
2207 for (bit = 0x40000000U; bit; bit >>= 1)
2208 {
2209 rl.rlim_max |= bit;
2210 rl.rlim_cur = rl.rlim_max;
2211
2212 /* nevr decrease the hard limit */
2213 if (rl.rlim_max < orig_rlim_max)
2214 break;
2215
2216 if (0 != setrlimit (RLIMIT_NOFILE, &rl))
2217 rl.rlim_max &= ~bit; /* too high, remove bit again */
2218 }
2219
2220 /* now, raise the soft limit to the max permitted */
2221 if (0 == getrlimit (RLIMIT_NOFILE, &rl))
2222 {
2223 rl.rlim_cur = rl.rlim_max;
2224 if (0 == setrlimit (RLIMIT_NOFILE, &rl))
2225 errno = EPERM;
2226 }
2227 }
2228#endif
2229 fail:
2230 XSRETURN_UNDEF;
2231}
1866 2232
1867void _on_next_submit (SV *cb) 2233void _on_next_submit (SV *cb)
1868 CODE: 2234 CODE:
1869 SvREFCNT_dec (on_next_submit); 2235 SvREFCNT_dec (on_next_submit);
1870 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 2236 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
… …
1905cancel (aio_req_ornot req) 2271cancel (aio_req_ornot req)
1906 CODE: 2272 CODE:
1907 eio_cancel (req); 2273 eio_cancel (req);
1908 2274
1909void 2275void
1910cb (aio_req_ornot req, SV *callback=&PL_sv_undef) 2276cb (aio_req_ornot req, SV *callback = NO_INIT)
1911 PPCODE: 2277 PPCODE:
1912{ 2278{
1913 if (GIMME_V != G_VOID) 2279 if (GIMME_V != G_VOID)
1914 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); 2280 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1915 2281
1916 if (items > 1) 2282 if (items > 1)
1917 { 2283 {
1918 SV *cb_cv =get_cb (callback); 2284 SV *cb_cv = get_cb (callback);
1919 2285
1920 SvREFCNT_dec (req->callback); 2286 SvREFCNT_dec (req->callback);
1921 req->callback = SvREFCNT_inc (cb_cv); 2287 req->callback = SvREFCNT_inc (cb_cv);
1922 } 2288 }
1923} 2289}
… …
1980limit (aio_req grp, int limit) 2346limit (aio_req grp, int limit)
1981 CODE: 2347 CODE:
1982 eio_grp_limit (grp, limit); 2348 eio_grp_limit (grp, limit);
1983 2349
1984void 2350void
1985feed (aio_req grp, SV *callback=&PL_sv_undef) 2351feed (aio_req grp, SV *callback = &PL_sv_undef)
1986 CODE: 2352 CODE:
1987{ 2353{
1988 SvREFCNT_dec (grp->sv2); 2354 SvREFCNT_dec (grp->sv2);
1989 grp->sv2 = newSVsv (callback); 2355 grp->sv2 = newSVsv (callback);
1990 grp->feed = aio_grp_feed; 2356 grp->feed = aio_grp_feed;

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