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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.211 by root, Sat Apr 7 00:50:33 2012 UTC vs.
Revision 1.300 by root, Wed Sep 28 08:24:25 2022 UTC

… …
3#include <errno.h> 3#include <errno.h>
4 4
5#include "EXTERN.h" 5#include "EXTERN.h"
6#include "perl.h" 6#include "perl.h"
7#include "XSUB.h" 7#include "XSUB.h"
8#include "perliol.h"
8 9
9#include "schmorp.h" 10#if !defined mg_findext
11# define mg_findext(sv,type,vtbl) mg_find (sv, type)
12#endif
10 13
11#include <stddef.h> 14#include <stddef.h>
12#include <stdlib.h> 15#include <stdlib.h>
13#include <errno.h> 16#include <errno.h>
14#include <sys/types.h> 17#include <sys/types.h>
18#include <sys/socket.h>
15#include <sys/stat.h> 19#include <sys/stat.h>
16#include <limits.h> 20#include <limits.h>
17#include <fcntl.h> 21#include <fcntl.h>
18#include <sched.h> 22#include <sched.h>
19
20#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES
21# include <sys/mman.h>
22#endif
23
24#if __linux__
25# include <linux/fs.h>
26# ifdef FS_IOC_FIEMAP
27# include <linux/fiemap.h>
28# define HAVE_FIEMAP 1
29# endif
30#endif
31 23
32/* perl namespace pollution */ 24/* perl namespace pollution */
33#undef VERSION 25#undef VERSION
34 26
35/* perl stupidly overrides readdir and maybe others */ 27/* perl stupidly overrides readdir and maybe others */
… …
69 #undef fchmod 61 #undef fchmod
70 #undef dup 62 #undef dup
71 #undef dup2 63 #undef dup2
72 #undef abort 64 #undef abort
73 #undef pipe 65 #undef pipe
66 #undef utime
74 67
75 #define EIO_STRUCT_STAT struct _stati64 68 #define EIO_STRUCT_STAT struct _stati64
76 #define EIO_STRUCT_STATI64 69 #define EIO_STRUCT_STATI64
77 70
78#else 71#else
79 72
80 #include <sys/time.h> 73 #include <sys/time.h>
81 #include <sys/select.h> 74 #include <sys/select.h>
75 #include <sys/wait.h>
82 #include <unistd.h> 76 #include <unistd.h>
83 #include <utime.h> 77 #include <utime.h>
84 #include <signal.h> 78 #include <signal.h>
85 79
86 #define EIO_STRUCT_STAT Stat_t 80 #define EIO_STRUCT_STAT Stat_t
… …
98#define expect_false(expr) expect ((expr) != 0, 0) 92#define expect_false(expr) expect ((expr) != 0, 0)
99#define expect_true(expr) expect ((expr) != 0, 1) 93#define expect_true(expr) expect ((expr) != 0, 1)
100 94
101/*****************************************************************************/ 95/*****************************************************************************/
102 96
97#include "config.h"
98
99#if HAVE_SYS_MKDEV_H
100# include <sys/mkdev.h>
101#elif HAVE_SYS_SYSMACROS_H
102# include <sys/sysmacros.h>
103#endif
104
105#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES
106# include <sys/mman.h>
107#endif
108
109#if HAVE_SYS_UIO_H
110# include <sys/uio.h>
111#endif
112
113/* MUST be included before linux/fs.h, as the latter includes
114 * linux/mount.h, which is incompatible to sys/mount.h
115 */
116#if HAVE_SYS_MOUNT_H
117# include <sys/mount.h>
118#endif
119
120/* the incompetent fool that created musl keeps __linux__, refuses
121 * to implement any linux standard apis, and also has no way to test
122 * for his broken implementation. don't complain to me if this fails
123 * for you.
124 */
125#if __linux__ && (defined __GLIBC__ || defined __UCLIBC__)
126# include <linux/fs.h> /* MUST be included after sys/mount.h */
127# ifdef FS_IOC_FIEMAP
128# include <linux/types.h>
129# include <linux/fiemap.h>
130# undef HAVE_FIEMAP
131# define HAVE_FIEMAP 1
132# endif
133#endif
134
135#if HAVE_ST_XTIMENSEC
136# define ATIMENSEC PL_statcache.st_atimensec
137# define MTIMENSEC PL_statcache.st_mtimensec
138# define CTIMENSEC PL_statcache.st_ctimensec
139#elif HAVE_ST_XTIMESPEC
140# define ATIMENSEC PL_statcache.st_atim.tv_nsec
141# define MTIMENSEC PL_statcache.st_mtim.tv_nsec
142# define CTIMENSEC PL_statcache.st_ctim.tv_nsec
143#else
144# define ATIMENSEC 0
145# define MTIMENSEC 0
146# define CTIMENSEC 0
147#endif
148
149#if HAVE_ST_BIRTHTIMENSEC
150# define BTIMESEC PL_statcache.st_birthtime
151# define BTIMENSEC PL_statcache.st_birthtimensec
152#elif HAVE_ST_BIRTHTIMESPEC
153# define BTIMESEC PL_statcache.st_birthtim.tv_sec
154# define BTIMENSEC PL_statcache.st_birthtim.tv_nsec
155#else
156# define BTIMESEC 0
157# define BTIMENSEC 0
158#endif
159
160#if HAVE_ST_GEN
161# define ST_GEN PL_statcache.st_gen
162#else
163# define ST_GEN 0
164#endif
165
166#include "schmorp.h"
167
168#if HAVE_EVENTFD
169# include <sys/eventfd.h>
170#endif
171
172#if HAVE_TIMERFD
173# include <sys/timerfd.h>
174#endif
175
176#if HAVE_RLIMITS
177 #include <sys/time.h>
178 #include <sys/resource.h>
179#endif
180
103typedef SV SV8; /* byte-sv, used for argument-checking */ 181typedef SV SV8; /* byte-sv, used for argument-checking */
182typedef char *octet_string;
183typedef char *octet_string_ornull;
104typedef int aio_rfd; /* read file desriptor */ 184typedef int aio_rfd; /* read file desriptor */
105typedef int aio_wfd; /* write file descriptor */ 185typedef int aio_wfd; /* write file descriptor */
106 186
107static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash; 187static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash;
108 188
… …
113 STRLEN stroffset; \ 193 STRLEN stroffset; \
114 SV *self; 194 SV *self;
115 195
116#define EIO_NO_WRAPPERS 1 196#define EIO_NO_WRAPPERS 1
117 197
118#include "libeio/config.h"
119#include "libeio/eio.h" 198#include "libeio/eio.h"
120 199
121static int req_invoke (eio_req *req); 200static int req_invoke (eio_req *req);
122#define EIO_FINISH(req) req_invoke (req) 201#define EIO_FINISH(req) req_invoke (req)
123static void req_destroy (eio_req *grp); 202static void req_destroy (eio_req *grp);
… …
139# else 218# else
140# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ 219# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
141# endif 220# endif
142#endif 221#endif
143 222
144/* defines all sorts of constants to 0 unless they are already defined */
145#include "def0.h"
146
147#ifndef makedev 223#ifndef makedev
148# define makedev(maj,min) (((maj) << 8) | (min)) 224# define makedev(maj,min) (((maj) << 8) | (min))
149#endif 225#endif
150#ifndef major 226#ifndef major
151# define major(dev) ((dev) >> 8) 227# define major(dev) ((dev) >> 8)
152#endif 228#endif
153#ifndef minor 229#ifndef minor
154# define minor(dev) ((dev) & 0xff) 230# define minor(dev) ((dev) & 0xff)
155#endif 231#endif
156 232
233/* solaris has a non-posix/unix compliant PAGESIZE that breaks compilation */
234#ifdef __sun
157#ifndef PAGESIZE 235# undef PAGESIZE
236#endif
237
238#if PAGESIZE <= 0
158# define PAGESIZE sysconf (_SC_PAGESIZE) 239# define PAGESIZE sysconf (_SC_PAGESIZE)
159#endif 240#endif
241
242/* solaris perl seems to declare a wrong syscall function that clashes with system includes */
243#ifdef __sun
244# undef HAVE_SYSCALL
245#endif
246
247#if HAVE_SYSCALL
248#include <sys/syscall.h>
249#else
250# define syscall(nr,...) (errno = ENOSYS, -1)
251#endif
252
253/*****************************************************************************/
254
255#if !_POSIX_MAPPED_FILES
256# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, (void *)-1)
257# define munmap(addr,length) EIO_ENOSYS ()
258#endif
259
260#if !_POSIX_MEMORY_PROTECTION
261# define mprotect(addr,len,prot) EIO_ENOSYS ()
262#endif
263
264#if !MREMAP_MAYMOVE
265# define mremap(old_address,old_size,new_size,flags,new_address) (errno = ENOSYS, (void *)-1)
266#endif
267
268#define FOREIGN_MAGIC PERL_MAGIC_ext
269
270static int ecb_cold
271mmap_free (pTHX_ SV *sv, MAGIC *mg)
272{
273 int old_errno = errno;
274 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
275 errno = old_errno;
276
277 mg->mg_obj = 0; /* just in case */
278
279 SvREADONLY_off (sv);
280
281 if (SvPVX (sv) != mg->mg_ptr)
282 croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected");
283
284 SvCUR_set (sv, 0);
285 SvPVX (sv) = 0;
286 SvOK_off (sv);
287
288 return 0;
289}
290
291static MGVTBL mmap_vtbl = {
292 0, 0, 0, 0, mmap_free
293};
294
295static int ecb_cold
296sysfree_free (pTHX_ SV *sv, MAGIC *mg)
297{
298 free (mg->mg_ptr);
299 mg->mg_obj = 0; /* just in case */
300
301 SvREADONLY_off (sv);
302
303 if (SvPVX (sv) != mg->mg_ptr)
304 croak ("ERROR: IO::AIO mapped scalar changed location, detected");
305
306 SvCUR_set (sv, 0);
307 SvPVX (sv) = 0;
308 SvOK_off (sv);
309
310 return 0;
311}
312
313static MGVTBL sysfree_vtbl = {
314 0, 0, 0, 0, sysfree_free
315};
316
317/*****************************************************************************/
318
319/* helper: set scalar to foreign ptr with custom free */
320ecb_noinline
321static void
322sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length)
323{
324 sv_force_normal (sv);
325
326 /* we store the length in mg_obj, as namlen is I32 :/ */
327 sv_magicext (sv, 0, FOREIGN_MAGIC, vtbl, (char *)addr, 0)
328 ->mg_obj = (SV *)length;
329
330 SvUPGRADE (sv, SVt_PV); /* nop... */
331
332 if (SvLEN (sv))
333 Safefree (SvPVX (sv));
334
335 SvPVX (sv) = (char *)addr;
336 SvCUR_set (sv, length);
337 SvLEN_set (sv, 0);
338 SvPOK_only (sv);
339}
340
341static void
342sv_clear_foreign (SV *sv)
343{
344 /* todo: iterate over magic and only free ours, but of course */
345 /* the perl5porters will call that (correct) behaviour buggy */
346 sv_unmagic (sv, FOREIGN_MAGIC);
347}
348
349/*****************************************************************************/
350
351/* defines all sorts of constants to 0 unless they are already defined */
352/* also provides const_iv_ and const_niv_ macros for them */
353#include "def0.h"
160 354
161/*****************************************************************************/ 355/*****************************************************************************/
162 356
163static void 357static void
164fiemap (eio_req *req) 358fiemap (eio_req *req)
165{ 359{
166 req->result = -1; 360 req->result = -1;
167 361
168#if HAVE_FIEMAP 362#if HAVE_FIEMAP
363 /* assume some c99 */
364 struct fiemap *fiemap = 0;
365 size_t end_offset;
169 int count = req->int3; 366 int count = req->int3;
170 367
171 /* heuristic: first try with 64 extents if we don't know how many, */ 368 req->flags |= EIO_FLAG_PTR1_FREE;
172 /* as most files have (hopefully) fewer than this many extents */ 369
173 /* in fact, most should have <= 2, so maybe the 72 below is probably overkill */ 370 /* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */
371 /* increase in fixed steps */
174 if (count < 0) 372 if (count < 0)
175 count = 72; /* for what it's worth, 72 extents fit nicely into 4kb */ 373 count = 8;
374
375 fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
376 errno = ENOMEM;
377 if (!fiemap)
378 return;
379
380 req->ptr1 = fiemap;
381
382 fiemap->fm_start = req->offs;
383 fiemap->fm_length = req->size;
384 fiemap->fm_flags = req->int2;
385 fiemap->fm_extent_count = count;
386
387 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0)
388 return;
389
390 if (req->int3 >= 0 /* not autosizing */
391 || !fiemap->fm_mapped_extents /* no more extents */
392 || fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */)
393 goto done;
394
395 /* else we have to loop -
396 * it would be tempting (actually I tried that first) to just query the
397 * number of extents needed, but linux often feels like not returning all
398 * extents, without telling us it left any out. this complicates
399 * this quite a bit.
400 */
401
402 end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start);
176 403
177 for (;;) 404 for (;;)
178 { 405 {
406 /* we go in 54 extent steps - 3kb, in the hope that this fits nicely on the eio stack (normally 16+ kb) */
407 char scratch[3072];
408 struct fiemap *incmap = (struct fiemap *)scratch;
409
410 incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical
411 + fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length;
412 incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start);
413 incmap->fm_flags = fiemap->fm_flags;
414 incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent);
415
416 if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0)
417 return;
418
419 if (!incmap->fm_mapped_extents)
420 goto done;
421
422 count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents;
179 struct fiemap *fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); 423 fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
180 errno = ENOMEM; 424 errno = ENOMEM;
181 if (!fiemap) 425 if (!fiemap)
182 return; 426 return;
183 427
184 req->ptr1 = fiemap; 428 req->ptr1 = fiemap;
185 req->flags |= EIO_FLAG_PTR1_FREE;
186 429
187 fiemap->fm_start = req->offs; 430 for (count = 0; count < incmap->fm_mapped_extents; ++count)
188 fiemap->fm_length = req->size; 431 {
189 fiemap->fm_flags = req->int2; 432 struct fiemap_extent *e = incmap->fm_extents + count;
190 fiemap->fm_extent_count = count;
191 433
192 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap)) 434 fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
193 return;
194 435
195 if (req->int3 >= 0) 436 if (e->fe_logical >= end_offset)
196 break; /* when not autosizing we are done */ 437 goto done;
197 438
198 if (fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST) 439 if (e->fe_flags & FIEMAP_EXTENT_LAST)
199 break; /* autosizing successful, we are done */ 440 goto done;
200 441
201 fiemap->fm_flags = req->int2; 442 }
202 fiemap->fm_extent_count = 0;
203
204 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap))
205 return;
206
207 count = fiemap->fm_mapped_extents;
208
209 free (fiemap);
210 } 443 }
211 444
445done:
212 req->result = 0; 446 req->result = 0;
213 447
214#else 448#else
215 errno = ENOSYS; 449 errno = ENOSYS;
216#endif 450#endif
217} 451}
218 452
219/*****************************************************************************/ 453/*****************************************************************************/
454
455static int close_fd; /* dummy fd to close fds via dup2 */
456
457#if HAVE_STATX
458static struct statx stx;
459#define statx_offsetof(member) offsetof (struct statx, member)
460#define eio__statx statx
461#else
462#define statx_offsetof(member) 0
463#define eio__statx(dir,path,flags,mask,stx) EIO_ENOSYS()
464#endif
220 465
221enum { 466enum {
222 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 467 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
223}; 468};
224 469
… …
248 /* read any signals sent by the worker threads */ 493 /* read any signals sent by the worker threads */
249 s_epipe_drain (&respipe); 494 s_epipe_drain (&respipe);
250} 495}
251 496
252/* must be called at most once */ 497/* must be called at most once */
498ecb_noinline
253static SV * 499static SV *
254req_sv (aio_req req, HV *stash) 500req_sv (aio_req req, HV *stash)
255{ 501{
256 if (!req->self) 502 if (!req->self)
257 { 503 {
… …
263} 509}
264 510
265static SV * 511static SV *
266newSVaio_wd (aio_wd wd) 512newSVaio_wd (aio_wd wd)
267{ 513{
268 return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash); 514 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
269} 515}
270 516
517ecb_noinline
271static aio_req 518static aio_req
272SvAIO_REQ (SV *sv) 519SvAIO_REQ (SV *sv)
273{ 520{
274 MAGIC *mg; 521 MAGIC *mg;
275 522
… …
292 || SvTYPE (SvRV (sv)) != SVt_PVMG 539 || SvTYPE (SvRV (sv)) != SVt_PVMG
293 || SvSTASH (SvRV (sv)) != aio_wd_stash) 540 || SvSTASH (SvRV (sv)) != aio_wd_stash)
294 croak ("IO::AIO: expected a working directory object as returned by aio_wd"); 541 croak ("IO::AIO: expected a working directory object as returned by aio_wd");
295 542
296 return (aio_wd)(long)SvIVX (SvRV (sv)); 543 return (aio_wd)(long)SvIVX (SvRV (sv));
544}
545
546static SV *
547newmortalFH (int fd, int flags)
548{
549 if (fd < 0)
550 return &PL_sv_undef;
551
552 GV *gv = (GV *)sv_newmortal ();
553 char sym[64];
554 int symlen;
555
556 symlen = snprintf (sym, sizeof (sym), "fd#%d", fd);
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 fd
565 );
566
567 return do_open (gv, sym, symlen, 0, 0, 0, 0)
568 ? (SV *)gv : &PL_sv_undef;
297} 569}
298 570
299static void 571static void
300aio_grp_feed (aio_req grp) 572aio_grp_feed (aio_req grp)
301{ 573{
… …
313 FREETMPS; 585 FREETMPS;
314 LEAVE; 586 LEAVE;
315 } 587 }
316} 588}
317 589
590ecb_noinline
318static void 591static void
319req_submit (eio_req *req) 592req_submit (eio_req *req)
320{ 593{
321 eio_submit (req); 594 eio_submit (req);
322 595
… …
429 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); 702 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2))));
430 } 703 }
431 break; 704 break;
432 705
433 case EIO_OPEN: 706 case EIO_OPEN:
434 { 707 PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR)));
435 /* convert fd to fh */
436 SV *fh = &PL_sv_undef;
437
438 if (req->result >= 0)
439 {
440 GV *gv = (GV *)sv_newmortal ();
441 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR);
442 char sym [64];
443 int symlen;
444
445 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
446 gv_init (gv, aio_stash, sym, symlen, 0);
447
448 symlen = snprintf (
449 sym,
450 sizeof (sym),
451 "%s&=%d",
452 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
453 (int)req->result
454 );
455
456 if (do_open (gv, sym, symlen, 0, 0, 0, 0))
457 fh = (SV *)gv;
458 }
459
460 PUSHs (fh);
461 }
462 break; 708 break;
463 709
464 case EIO_STATVFS: 710 case EIO_STATVFS:
465 case EIO_FSTATVFS: 711 case EIO_FSTATVFS:
466 { 712 {
… …
469#ifndef _WIN32 715#ifndef _WIN32
470 if (req->result >= 0) 716 if (req->result >= 0)
471 { 717 {
472 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 718 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
473 HV *hv = newHV (); 719 HV *hv = newHV ();
720 /* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom
721 * chooses to make it a struct.
722 */
723 unsigned long fsid = 0;
724 memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid));
474 725
475 rv = sv_2mortal (newRV_noinc ((SV *)hv)); 726 rv = sv_2mortal (newRV_noinc ((SV *)hv));
476 727
477 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); 728 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);
478 hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); 729 hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);
… …
480 hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); 731 hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);
481 hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); 732 hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);
482 hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); 733 hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);
483 hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); 734 hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);
484 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); 735 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
485 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); 736 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
486 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); 737 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
487 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); 738 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
488 } 739 }
489#endif 740#endif
490 741
… …
541 SvSETMAGIC (req->sv2); 792 SvSETMAGIC (req->sv2);
542 PUSHs (sv_result); 793 PUSHs (sv_result);
543 } 794 }
544 break; 795 break;
545 796
797 case EIO_SLURP:
798 {
799 if (req->result >= 0)
800 {
801 /* if length was originally not known, we steal the malloc'ed memory */
802 if (req->flags & EIO_FLAG_PTR2_FREE)
803 {
804 req->flags &= ~EIO_FLAG_PTR2_FREE;
805 sv_set_foreign (req->sv2, &sysfree_vtbl, req->ptr2, req->result);
806 }
807 else
808 {
809 SvCUR_set (req->sv2, req->result);
810 *SvEND (req->sv2) = 0;
811 SvPOK_only (req->sv2);
812 }
813
814 SvSETMAGIC (req->sv2);
815 }
816
817 PUSHs (sv_result);
818 }
819 break;
820
546 case EIO_CUSTOM: 821 case EIO_CUSTOM:
547 if (req->feed == fiemap) 822 if (req->feed == fiemap)
548 { 823 {
549#if HAVE_FIEMAP 824#if HAVE_FIEMAP
550 if (!req->result) 825 if (!req->result)
… …
581 } 856 }
582 else 857 else
583 PUSHs (sv_result); 858 PUSHs (sv_result);
584 break; 859 break;
585 860
861#if 0
862 case EIO_CLOSE:
863 PerlIOUnix_refcnt_dec (req->int1);
864 break;
865#endif
866
586 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ 867 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
587 if (req->result > 0) 868 if (req->result > 0)
588 SvIV_set (sv_result, 0); 869 SvIV_set (sv_result, 0);
589 /* FALLTHROUGH */ 870 /* FALLTHROUGH */
590 871
… …
641 grp->sv2 = 0; 922 grp->sv2 = 0;
642 923
643 eio_grp_cancel (grp); 924 eio_grp_cancel (grp);
644} 925}
645 926
646static void ecb_cold 927ecb_cold
928static void
647create_respipe (void) 929create_respipe (void)
648{ 930{
649 if (s_epipe_renew (&respipe)) 931 if (s_epipe_renew (&respipe))
650 croak ("IO::AIO: unable to initialize result pipe"); 932 croak ("IO::AIO: unable to initialize result pipe");
651} 933}
… …
655{ 937{
656 while (eio_nreqs ()) 938 while (eio_nreqs ())
657 { 939 {
658 int size; 940 int size;
659 941
660 X_LOCK (reslock); 942 X_LOCK (EIO_POOL->reslock);
661 size = res_queue.size; 943 size = EIO_POOL->res_queue.size;
662 X_UNLOCK (reslock); 944 X_UNLOCK (EIO_POOL->reslock);
663 945
664 if (size) 946 if (size)
665 return; 947 return;
666 948
667 etp_maybe_start_thread (); 949 etp_maybe_start_thread (EIO_POOL);
668 950
669 s_epipe_wait (&respipe); 951 s_epipe_wait (&respipe);
670 } 952 }
671} 953}
672 954
… …
685 967
686 poll_wait (); 968 poll_wait ();
687 } 969 }
688} 970}
689 971
690static void ecb_cold 972ecb_cold
973static void
691reinit (void) 974reinit (void)
692{ 975{
693 create_respipe (); 976 create_respipe ();
694 977
695 if (eio_init (want_poll, done_poll) < 0) 978 if (eio_init (want_poll, done_poll) < 0)
696 croak ("IO::AIO: unable to initialise eio library"); 979 croak ("IO::AIO: unable to initialise eio library");
697} 980}
698 981
699/*****************************************************************************/ 982/*****************************************************************************/
700 983
701#if !_POSIX_MAPPED_FILES
702# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)
703# define munmap(addr,length) (errno = ENOSYS, -1)
704#endif
705
706#if !_POSIX_MEMORY_PROTECTION
707# define mprotect(addr,len,prot) (errno = ENOSYS, -1)
708# define PROT_NONE 0
709# define PROT_WRITE 0
710# define MAP_PRIVATE 0
711# define MAP_SHARED 0
712# define MAP_FIXED 0
713#endif
714
715#define MMAP_MAGIC PERL_MAGIC_ext
716
717static int ecb_cold
718mmap_free (pTHX_ SV *sv, MAGIC *mg)
719{
720 int old_errno = errno;
721 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
722 errno = old_errno;
723
724 mg->mg_obj = 0; /* just in case */
725
726 SvREADONLY_off (sv);
727
728 if (SvPVX (sv) != mg->mg_ptr)
729 croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected");
730
731 SvCUR_set (sv, 0);
732 SvPVX (sv) = 0;
733 SvOK_off (sv);
734
735 return 0;
736}
737
738static MGVTBL mmap_vtbl = {
739 0, 0, 0, 0, mmap_free
740};
741
742/*****************************************************************************/
743
744static SV * 984static SV *
745get_cb (SV *cb_sv) 985get_cb (SV *cb_sv)
746{ 986{
747 SvGETMAGIC (cb_sv); 987 SvGETMAGIC (cb_sv);
748 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 988 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
749} 989}
750 990
991ecb_noinline
751static aio_req ecb_noinline 992static aio_req ecb_noinline
752dreq (SV *callback) 993dreq (SV *callback)
753{ 994{
754 SV *cb_cv; 995 SV *cb_cv;
755 aio_req req; 996 aio_req req;
… …
777 SPAGAIN; \ 1018 SPAGAIN; \
778 \ 1019 \
779 if (GIMME_V != G_VOID) \ 1020 if (GIMME_V != G_VOID) \
780 XPUSHs (req_sv (req, aio_req_stash)); 1021 XPUSHs (req_sv (req, aio_req_stash));
781 1022
1023/* *wdsv, *pathsv, *wd and *ptr must be 0-initialized */
782ecb_inline void 1024ecb_inline
1025void
783req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr) 1026req_set_path (SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
784{ 1027{
785 if (expect_false (SvROK (path))) 1028 if (expect_false (SvROK (path)))
786 { 1029 {
787 SV *rv = SvRV (path); 1030 SV *rv = SvRV (path);
788 SV *wdob; 1031 SV *wdob;
… …
813 1056
814 *pathsv = newSVsv (path); 1057 *pathsv = newSVsv (path);
815 *ptr = SvPVbyte_nolen (*pathsv); 1058 *ptr = SvPVbyte_nolen (*pathsv);
816} 1059}
817 1060
818static void ecb_noinline 1061ecb_noinline
1062static void
819req_set_path1 (aio_req req, SV *path) 1063req_set_path1 (aio_req req, SV *path)
820{ 1064{
821 req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1); 1065 req_set_path (path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
822} 1066}
823 1067
824static void ecb_noinline 1068ecb_noinline
1069static void
825req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path) 1070req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
826{ 1071{
827 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path; 1072 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
828 1073
829 switch (SvTYPE (rv)) 1074 switch (SvTYPE (rv))
… …
841 req_set_path1 (req, fh_or_path); 1086 req_set_path1 (req, fh_or_path);
842 break; 1087 break;
843 } 1088 }
844} 1089}
845 1090
1091/*****************************************************************************/
1092
1093static void
1094ts_set (struct timespec *ts, NV value)
1095{
1096 ts->tv_sec = value;
1097 ts->tv_nsec = (value - ts->tv_sec) * 1e9;
1098}
1099
1100static NV
1101ts_get (const struct timespec *ts)
1102{
1103 return ts->tv_sec + ts->tv_nsec * 1e-9;
1104}
1105
1106/*****************************************************************************/
1107
1108/* extract a ref-to-array of strings into a temporary c style string vector */
1109static char **
1110extract_stringvec (SV *sv, const char *croakmsg)
1111{
1112 if (!SvROK (sv) || SvTYPE (SvRV (sv)) != SVt_PVAV)
1113 croak ("%s", croakmsg);
1114
1115 AV *av = (AV *)SvRV (sv);
1116 int i, nelem = av_len (av) + 1;
1117 char **vecp = (char **)SvPVX (sv_2mortal (newSV (sizeof (char *) * (nelem + 1))));
1118
1119 for (i = 0; i < nelem; ++i)
1120 {
1121 SV **e = av_fetch (av, i, 0);
1122
1123 if (e && *e)
1124 vecp[i] = SvPVbyte_nolen (*e);
1125 else
1126 vecp[i] = "";
1127 }
1128
1129 vecp[nelem] = 0;
1130
1131 return vecp;
1132}
1133
1134/*****************************************************************************/
1135
846XS(boot_IO__AIO) ecb_cold; 1136XS(boot_IO__AIO) ecb_cold;
847 1137
848MODULE = IO::AIO PACKAGE = IO::AIO 1138MODULE = IO::AIO PACKAGE = IO::AIO
849 1139
850PROTOTYPES: ENABLE 1140PROTOTYPES: ENABLE
… …
857 } *civ, const_iv[] = { 1147 } *civ, const_iv[] = {
858# define const_niv(name, value) { # name, (IV) value }, 1148# define const_niv(name, value) { # name, (IV) value },
859# define const_iv(name) { # name, (IV) name }, 1149# define const_iv(name) { # name, (IV) name },
860# define const_eio(name) { # name, (IV) EIO_ ## name }, 1150# define const_eio(name) { # name, (IV) EIO_ ## name },
861 1151
862 /* you have to re-run ./gendef0 after adding/Removing any constants here */ 1152 /* you have to re-run ./gendef0 after adding/removing any constants here */
863 1153 /* the first block can be undef if missing */
864 const_iv (ENOSYS) 1154 const_iv (ENOSYS)
865 const_iv (EXDEV) 1155 const_iv (EXDEV)
866 const_iv (EBADR) 1156 const_iv (EBADR)
1157
1158 /* for lseek */
1159 const_iv (SEEK_DATA)
1160 const_iv (SEEK_HOLE)
1161
1162 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
1163 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
1164 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
1165 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
1166 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
1167 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
1168
1169 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
1170 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
1171 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
1172 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
1173 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
1174
1175 /* the second block will be 0 when missing */
1176 const_iv (O_ACCMODE)
867 1177
868 const_iv (O_RDONLY) 1178 const_iv (O_RDONLY)
869 const_iv (O_WRONLY) 1179 const_iv (O_WRONLY)
870 const_iv (O_RDWR) 1180 const_iv (O_RDWR)
871 const_iv (O_CREAT) 1181 const_iv (O_CREAT)
… …
885 const_iv (O_SEARCH) 1195 const_iv (O_SEARCH)
886 const_iv (O_DIRECTORY) 1196 const_iv (O_DIRECTORY)
887 const_iv (O_DSYNC) 1197 const_iv (O_DSYNC)
888 const_iv (O_RSYNC) 1198 const_iv (O_RSYNC)
889 const_iv (O_SYNC) 1199 const_iv (O_SYNC)
1200 const_iv (O_PATH)
1201 const_iv (O_TMPFILE)
890 const_iv (O_TTY_INIT) 1202 const_iv (O_TTY_INIT)
891 1203
892 const_iv (S_IFIFO) 1204 const_iv (S_IFIFO)
893 const_iv (S_IFCHR) 1205 const_iv (S_IFCHR)
894 const_iv (S_IFBLK) 1206 const_iv (S_IFBLK)
… …
896 const_iv (S_IFREG) 1208 const_iv (S_IFREG)
897 const_iv (S_IFDIR) 1209 const_iv (S_IFDIR)
898 const_iv (S_IFWHT) 1210 const_iv (S_IFWHT)
899 const_iv (S_IFSOCK) 1211 const_iv (S_IFSOCK)
900 const_iv (S_IFMT) 1212 const_iv (S_IFMT)
901
902 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
903 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
904 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
905 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
906 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
907 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
908
909 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
910 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
911 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
912 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
913 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
914 1213
915 const_iv (ST_RDONLY) 1214 const_iv (ST_RDONLY)
916 const_iv (ST_NOSUID) 1215 const_iv (ST_NOSUID)
917 const_iv (ST_NODEV) 1216 const_iv (ST_NODEV)
918 const_iv (ST_NOEXEC) 1217 const_iv (ST_NOEXEC)
… …
928 const_iv (PROT_NONE) 1227 const_iv (PROT_NONE)
929 const_iv (PROT_EXEC) 1228 const_iv (PROT_EXEC)
930 const_iv (PROT_READ) 1229 const_iv (PROT_READ)
931 const_iv (PROT_WRITE) 1230 const_iv (PROT_WRITE)
932 1231
933 /*const_iv (MAP_FIXED)*/
934 const_iv (MAP_PRIVATE) 1232 const_iv (MAP_PRIVATE)
935 const_iv (MAP_SHARED) 1233 const_iv (MAP_SHARED)
1234 const_iv (MAP_FIXED)
936 const_iv (MAP_ANONYMOUS) 1235 const_iv (MAP_ANONYMOUS)
937 1236
938 /* linuxish */ 1237 /* linuxish */
939 const_iv (MAP_HUGETLB)
940 const_iv (MAP_LOCKED) 1238 const_iv (MAP_LOCKED)
941 const_iv (MAP_NORESERVE) 1239 const_iv (MAP_NORESERVE)
942 const_iv (MAP_POPULATE) 1240 const_iv (MAP_POPULATE)
943 const_iv (MAP_NONBLOCK) 1241 const_iv (MAP_NONBLOCK)
1242 const_iv (MAP_GROWSDOWN)
1243 const_iv (MAP_32BIT)
1244 const_iv (MAP_HUGETLB)
1245 const_iv (MAP_STACK)
1246 const_iv (MAP_FIXED_NOREPLACE)
1247 const_iv (MAP_SHARED_VALIDATE)
1248 const_iv (MAP_SYNC)
1249 const_iv (MAP_UNINITIALIZED)
1250
1251 const_iv (MREMAP_MAYMOVE)
1252 const_iv (MREMAP_FIXED)
1253
1254 const_iv (MSG_CMSG_CLOEXEC)
1255 const_iv (SOCK_CLOEXEC)
1256
1257 const_iv (F_DUPFD_CLOEXEC)
1258
1259 const_iv (F_ADD_SEALS)
1260 const_iv (F_GET_SEALS)
1261 const_iv (F_SEAL_SEAL)
1262 const_iv (F_SEAL_SHRINK)
1263 const_iv (F_SEAL_GROW)
1264 const_iv (F_SEAL_WRITE)
1265
1266 const_iv (F_OFD_GETLK)
1267 const_iv (F_OFD_SETLK)
1268 const_iv (F_OFD_GETLKW)
1269
1270 const_iv (FIFREEZE)
1271 const_iv (FITHAW)
1272 const_iv (FITRIM)
1273 const_iv (FICLONE)
1274 const_iv (FICLONERANGE)
1275 const_iv (FIDEDUPERANGE)
1276
1277 const_iv (FS_IOC_GETFLAGS)
1278 const_iv (FS_IOC_SETFLAGS)
1279 const_iv (FS_IOC_GETVERSION)
1280 const_iv (FS_IOC_SETVERSION)
1281#if HAVE_FIEMAP /* broken on musl for, like, foreever */
1282 const_iv (FS_IOC_FIEMAP)
1283#endif
1284 const_iv (FS_IOC_FSGETXATTR)
1285 const_iv (FS_IOC_FSSETXATTR)
1286 const_iv (FS_IOC_SET_ENCRYPTION_POLICY)
1287 const_iv (FS_IOC_GET_ENCRYPTION_PWSALT)
1288 const_iv (FS_IOC_GET_ENCRYPTION_POLICY)
1289
1290 const_iv (FS_KEY_DESCRIPTOR_SIZE)
1291
1292 const_iv (FS_SECRM_FL)
1293 const_iv (FS_UNRM_FL)
1294 const_iv (FS_COMPR_FL)
1295 const_iv (FS_SYNC_FL)
1296 const_iv (FS_IMMUTABLE_FL)
1297 const_iv (FS_APPEND_FL)
1298 const_iv (FS_NODUMP_FL)
1299 const_iv (FS_NOATIME_FL)
1300 const_iv (FS_DIRTY_FL)
1301 const_iv (FS_COMPRBLK_FL)
1302 const_iv (FS_NOCOMP_FL)
1303 const_iv (FS_ENCRYPT_FL)
1304 const_iv (FS_BTREE_FL)
1305 const_iv (FS_INDEX_FL)
1306 const_iv (FS_JOURNAL_DATA_FL)
1307 const_iv (FS_NOTAIL_FL)
1308 const_iv (FS_DIRSYNC_FL)
1309 const_iv (FS_TOPDIR_FL)
1310 const_iv (FS_FL_USER_MODIFIABLE)
1311
1312 const_iv (FS_XFLAG_REALTIME)
1313 const_iv (FS_XFLAG_PREALLOC)
1314 const_iv (FS_XFLAG_IMMUTABLE)
1315 const_iv (FS_XFLAG_APPEND)
1316 const_iv (FS_XFLAG_SYNC)
1317 const_iv (FS_XFLAG_NOATIME)
1318 const_iv (FS_XFLAG_NODUMP)
1319 const_iv (FS_XFLAG_RTINHERIT)
1320 const_iv (FS_XFLAG_PROJINHERIT)
1321 const_iv (FS_XFLAG_NOSYMLINKS)
1322 const_iv (FS_XFLAG_EXTSIZE)
1323 const_iv (FS_XFLAG_EXTSZINHERIT)
1324 const_iv (FS_XFLAG_NODEFRAG)
1325 const_iv (FS_XFLAG_FILESTREAM)
1326 const_iv (FS_XFLAG_DAX)
1327 const_iv (FS_XFLAG_HASATTR)
944 1328
945 const_iv (FIEMAP_FLAG_SYNC) 1329 const_iv (FIEMAP_FLAG_SYNC)
946 const_iv (FIEMAP_FLAG_XATTR) 1330 const_iv (FIEMAP_FLAG_XATTR)
947 const_iv (FIEMAP_FLAGS_COMPAT) 1331 const_iv (FIEMAP_FLAGS_COMPAT)
948 const_iv (FIEMAP_EXTENT_LAST) 1332 const_iv (FIEMAP_EXTENT_LAST)
… …
955 const_iv (FIEMAP_EXTENT_DATA_TAIL) 1339 const_iv (FIEMAP_EXTENT_DATA_TAIL)
956 const_iv (FIEMAP_EXTENT_UNWRITTEN) 1340 const_iv (FIEMAP_EXTENT_UNWRITTEN)
957 const_iv (FIEMAP_EXTENT_MERGED) 1341 const_iv (FIEMAP_EXTENT_MERGED)
958 const_iv (FIEMAP_EXTENT_SHARED) 1342 const_iv (FIEMAP_EXTENT_SHARED)
959 1343
1344 const_iv (SPLICE_F_MOVE)
1345 const_iv (SPLICE_F_NONBLOCK)
1346 const_iv (SPLICE_F_MORE)
1347 const_iv (SPLICE_F_GIFT)
1348
1349 const_iv (EFD_CLOEXEC)
1350 const_iv (EFD_NONBLOCK)
1351 const_iv (EFD_SEMAPHORE)
1352
1353 const_iv (MFD_CLOEXEC)
1354 const_iv (MFD_ALLOW_SEALING)
1355 const_iv (MFD_HUGETLB)
1356 const_iv (MFD_HUGETLB_2MB)
1357 const_iv (MFD_HUGETLB_1GB)
1358
1359 const_iv (CLOCK_REALTIME)
1360 const_iv (CLOCK_MONOTONIC)
1361 const_iv (CLOCK_BOOTTIME)
1362 const_iv (CLOCK_REALTIME_ALARM)
1363 const_iv (CLOCK_BOOTTIME_ALARM)
1364
1365 const_iv (TFD_NONBLOCK)
1366 const_iv (TFD_CLOEXEC)
1367
1368 const_iv (TFD_TIMER_ABSTIME)
1369 const_iv (TFD_TIMER_CANCEL_ON_SET)
1370
1371 const_iv (STATX_TYPE)
1372 const_iv (STATX_MODE)
1373 const_iv (STATX_NLINK)
1374 const_iv (STATX_UID)
1375 const_iv (STATX_GID)
1376 const_iv (STATX_ATIME)
1377 const_iv (STATX_MTIME)
1378 const_iv (STATX_CTIME)
1379 const_iv (STATX_INO)
1380 const_iv (STATX_SIZE)
1381 const_iv (STATX_BLOCKS)
1382 const_iv (STATX_BASIC_STATS)
1383 const_iv (STATX_ALL)
1384 const_iv (STATX_BTIME)
1385 const_iv (STATX_ATTR_COMPRESSED)
1386 const_iv (STATX_ATTR_IMMUTABLE)
1387 const_iv (STATX_ATTR_APPEND)
1388 const_iv (STATX_ATTR_NODUMP)
1389 const_iv (STATX_ATTR_ENCRYPTED)
1390 const_iv (STATX_ATTR_AUTOMOUNT)
1391
1392 const_iv (AT_FDCWD)
1393 const_iv (AT_SYMLINK_NOFOLLOW)
1394 const_iv (AT_EACCESS)
1395 const_iv (AT_REMOVEDIR)
1396 const_iv (AT_SYMLINK_FOLLOW)
1397 const_iv (AT_NO_AUTOMOUNT)
1398 const_iv (AT_EMPTY_PATH)
1399 const_iv (AT_STATX_SYNC_TYPE)
1400 const_iv (AT_STATX_AS_STAT)
1401 const_iv (AT_STATX_FORCE_SYNC)
1402 const_iv (AT_STATX_DONT_SYNC)
1403 const_iv (AT_RECURSIVE)
1404
1405 const_iv (OPEN_TREE_CLONE)
1406
1407 const_iv (FSOPEN_CLOEXEC)
1408
1409 const_iv (FSPICK_CLOEXEC)
1410 const_iv (FSPICK_SYMLINK_NOFOLLOW)
1411 const_iv (FSPICK_NO_AUTOMOUNT)
1412 const_iv (FSPICK_EMPTY_PATH)
1413
1414 const_iv (MOVE_MOUNT_F_SYMLINKS)
1415 const_iv (MOVE_MOUNT_F_AUTOMOUNTS)
1416 const_iv (MOVE_MOUNT_F_EMPTY_PATH)
1417 const_iv (MOVE_MOUNT_T_SYMLINKS)
1418 const_iv (MOVE_MOUNT_T_AUTOMOUNTS)
1419 const_iv (MOVE_MOUNT_T_EMPTY_PATH)
1420
1421 /* waitid */
1422 const_iv (P_PID)
1423 const_iv (P_PIDFD)
1424 const_iv (P_PGID)
1425 const_iv (P_ALL)
1426
1427 const_iv (FSCONFIG_SET_FLAG)
1428 const_iv (FSCONFIG_SET_STRING)
1429 const_iv (FSCONFIG_SET_BINARY)
1430 const_iv (FSCONFIG_SET_PATH)
1431 const_iv (FSCONFIG_SET_PATH_EMPTY)
1432 const_iv (FSCONFIG_SET_FD)
1433 const_iv (FSCONFIG_CMD_CREATE)
1434 const_iv (FSCONFIG_CMD_RECONFIGURE)
1435
1436 const_iv (MOUNT_ATTR_RDONLY)
1437 const_iv (MOUNT_ATTR_NOSUID)
1438 const_iv (MOUNT_ATTR_NODEV)
1439 const_iv (MOUNT_ATTR_NOEXEC)
1440 const_iv (MOUNT_ATTR__ATIME)
1441 const_iv (MOUNT_ATTR_RELATIME)
1442 const_iv (MOUNT_ATTR_NOATIME)
1443 const_iv (MOUNT_ATTR_STRICTATIME)
1444 const_iv (MOUNT_ATTR_NODIRATIME)
1445
1446 /* sys/mount.h */
1447 const_iv (MS_RDONLY)
1448 const_iv (MS_NOSUID)
1449 const_iv (MS_NODEV)
1450 const_iv (MS_NOEXEC)
1451 const_iv (MS_SYNCHRONOUS)
1452 const_iv (MS_REMOUNT)
1453 const_iv (MS_MANDLOCK)
1454 const_iv (MS_DIRSYNC)
1455 const_iv (MS_NOATIME)
1456 const_iv (MS_NODIRATIME)
1457 const_iv (MS_BIND)
1458 const_iv (MS_MOVE)
1459 const_iv (MS_REC)
1460 const_iv (MS_SILENT)
1461 const_iv (MS_POSIXACL)
1462 const_iv (MS_UNBINDABLE)
1463 const_iv (MS_PRIVATE)
1464 const_iv (MS_SLAVE)
1465 const_iv (MS_SHARED)
1466 const_iv (MS_RELATIME)
1467 const_iv (MS_KERNMOUNT)
1468 const_iv (MS_I_VERSION)
1469 const_iv (MS_STRICTATIME)
1470 const_iv (MS_LAZYTIME)
1471 const_iv (MS_ACTIVE)
1472 const_iv (MS_NOUSER)
1473 const_iv (MS_RMT_MASK)
1474 const_iv (MS_MGC_VAL)
1475 const_iv (MS_MGC_MSK)
1476
1477 const_iv (MNT_FORCE)
1478 const_iv (MNT_DETACH)
1479 const_iv (MNT_EXPIRE)
1480 const_iv (UMOUNT_NOFOLLOW)
1481
1482 const_iv (BLKROSET)
1483 const_iv (BLKROGET)
1484 const_iv (BLKRRPART)
1485 const_iv (BLKGETSIZE)
1486 const_iv (BLKFLSBUF)
1487 const_iv (BLKRASET)
1488 const_iv (BLKRAGET)
1489 const_iv (BLKFRASET)
1490 const_iv (BLKFRAGET)
1491 const_iv (BLKSECTSET)
1492 const_iv (BLKSECTGET)
1493 const_iv (BLKSSZGET)
1494 const_iv (BLKBSZGET)
1495 const_iv (BLKBSZSET)
1496 const_iv (BLKGETSIZE64)
1497
1498 /* these are libeio constants, and are independent of gendef0 */
960 const_eio (SEEK_SET) 1499 const_eio (SEEK_SET)
961 const_eio (SEEK_CUR) 1500 const_eio (SEEK_CUR)
962 const_eio (SEEK_END) 1501 const_eio (SEEK_END)
963 1502
964 const_eio (MCL_FUTURE) 1503 const_eio (MCL_FUTURE)
965 const_eio (MCL_CURRENT) 1504 const_eio (MCL_CURRENT)
1505 const_eio (MCL_ONFAULT)
966 1506
967 const_eio (MS_ASYNC) 1507 const_eio (MS_ASYNC)
968 const_eio (MS_INVALIDATE) 1508 const_eio (MS_INVALIDATE)
969 const_eio (MS_SYNC) 1509 const_eio (MS_SYNC)
970 1510
… …
973 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 1513 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
974 const_eio (SYNC_FILE_RANGE_WRITE) 1514 const_eio (SYNC_FILE_RANGE_WRITE)
975 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 1515 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
976 1516
977 const_eio (FALLOC_FL_KEEP_SIZE) 1517 const_eio (FALLOC_FL_KEEP_SIZE)
1518 const_eio (FALLOC_FL_PUNCH_HOLE)
1519 const_eio (FALLOC_FL_COLLAPSE_RANGE)
1520 const_eio (FALLOC_FL_ZERO_RANGE)
1521 const_eio (FALLOC_FL_INSERT_RANGE)
1522 const_eio (FALLOC_FL_UNSHARE_RANGE)
1523
1524 const_eio (RENAME_NOREPLACE)
1525 const_eio (RENAME_EXCHANGE)
1526 const_eio (RENAME_WHITEOUT)
978 1527
979 const_eio (READDIR_DENTS) 1528 const_eio (READDIR_DENTS)
980 const_eio (READDIR_DIRS_FIRST) 1529 const_eio (READDIR_DIRS_FIRST)
981 const_eio (READDIR_STAT_ORDER) 1530 const_eio (READDIR_STAT_ORDER)
982 const_eio (READDIR_FOUND_UNKNOWN) 1531 const_eio (READDIR_FOUND_UNKNOWN)
… …
1000 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) 1549 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
1001 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); 1550 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
1002 1551
1003 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1552 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
1004 1553
1554 /* allocate dummy pipe fd for aio_close */
1555 {
1556 int pipefd [2];
1557
1558 if (
1559#ifdef _WIN32
1560 _pipe (pipefd, 1, _O_BINARY) < 0
1561#else
1562 pipe (pipefd) < 0
1563 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1564#endif
1565 || close (pipefd [1]) < 0
1566 )
1567 croak ("IO::AIO: unable to create dummy pipe for aio_close");
1568
1569 close_fd = pipefd [0];
1570 }
1571
1005 reinit (); 1572 reinit ();
1006} 1573}
1007 1574
1008void 1575void
1009reinit () 1576reinit ()
… …
1050 PROTOTYPE: $ 1617 PROTOTYPE: $
1051 CODE: 1618 CODE:
1052 max_outstanding = maxreqs; 1619 max_outstanding = maxreqs;
1053 1620
1054void 1621void
1055aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef) 1622aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef)
1056 PPCODE: 1623 PPCODE:
1057{ 1624{
1058 dREQ; 1625 dREQ;
1059 1626
1060 req->type = EIO_WD_OPEN; 1627 req->type = EIO_WD_OPEN;
… …
1062 1629
1063 REQ_SEND; 1630 REQ_SEND;
1064} 1631}
1065 1632
1066void 1633void
1067aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1634aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef)
1068 PPCODE: 1635 PPCODE:
1069{ 1636{
1070 dREQ; 1637 dREQ;
1071 1638
1072 req->type = EIO_OPEN; 1639 req->type = EIO_OPEN;
… …
1076 1643
1077 REQ_SEND; 1644 REQ_SEND;
1078} 1645}
1079 1646
1080void 1647void
1081aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1648aio_fsync (SV *fh, SV *callback = &PL_sv_undef)
1082 ALIAS: 1649 ALIAS:
1083 aio_fsync = EIO_FSYNC 1650 aio_fsync = EIO_FSYNC
1084 aio_fdatasync = EIO_FDATASYNC 1651 aio_fdatasync = EIO_FDATASYNC
1085 aio_syncfs = EIO_SYNCFS 1652 aio_syncfs = EIO_SYNCFS
1086 PPCODE: 1653 PPCODE:
1087{ 1654{
1088 int fd = s_fileno_croak (fh, 0); 1655 int fd = s_fileno_croak (fh, 0);
1089 dREQ; 1656 dREQ;
1090 1657
1091 req->type = ix; 1658 req->type = ix;
1092 req->sv1 = newSVsv (fh); 1659 req->sv1 = newSVsv (fh);
1093 req->int1 = fd; 1660 req->int1 = fd;
1094 1661
1095 REQ_SEND; 1662 REQ_SEND;
1096} 1663}
1097 1664
1098void 1665void
1099aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 1666aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef)
1100 PPCODE: 1667 PPCODE:
1101{ 1668{
1102 int fd = s_fileno_croak (fh, 0); 1669 int fd = s_fileno_croak (fh, 0);
1103 dREQ; 1670 dREQ;
1104 1671
1105 req->type = EIO_SYNC_FILE_RANGE; 1672 req->type = EIO_SYNC_FILE_RANGE;
1106 req->sv1 = newSVsv (fh); 1673 req->sv1 = newSVsv (fh);
1107 req->int1 = fd; 1674 req->int1 = fd;
… …
1111 1678
1112 REQ_SEND; 1679 REQ_SEND;
1113} 1680}
1114 1681
1115void 1682void
1116aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) 1683aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef)
1117 PPCODE: 1684 PPCODE:
1118{ 1685{
1119 int fd = s_fileno_croak (fh, 0); 1686 int fd = s_fileno_croak (fh, 0);
1120 dREQ; 1687 dREQ;
1121 1688
1122 req->type = EIO_FALLOCATE; 1689 req->type = EIO_FALLOCATE;
1123 req->sv1 = newSVsv (fh); 1690 req->sv1 = newSVsv (fh);
1124 req->int1 = fd; 1691 req->int1 = fd;
… …
1128 1695
1129 REQ_SEND; 1696 REQ_SEND;
1130} 1697}
1131 1698
1132void 1699void
1133aio_close (SV *fh, SV *callback=&PL_sv_undef) 1700aio_close (SV *fh, SV *callback = &PL_sv_undef)
1134 PPCODE: 1701 PPCODE:
1135{ 1702{
1136 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1137 int fd = s_fileno_croak (fh, 0); 1703 int fd = s_fileno_croak (fh, 0);
1138 dREQ; 1704 dREQ;
1705#if 0
1706 /* partially duplicate logic in s_fileno */
1707 SvGETMAGIC (fh);
1139 1708
1140 if (expect_false (close_fd < 0)) 1709 if (SvROK (fh))
1710 {
1711 fh = SvRV (fh);
1712 SvGETMAGIC (fh);
1713 }
1714
1715 if (SvTYPE (fh) == SVt_PVGV)
1141 { 1716 {
1142 int pipefd [2]; 1717 /* perl filehandle */
1718 PerlIOUnix_refcnt_inc (fd);
1719 do_close ((GV *)fh, 1);
1143 1720
1144 if ( 1721 req->type = EIO_CLOSE;
1145#ifdef _WIN32 1722 req->int1 = fd;
1146 _pipe (pipefd, 1, _O_BINARY) < 0 1723 /*req->sv2 = newSVsv (fh);*/ /* since we stole the fd, no need to keep the fh */
1147#else
1148 pipe (pipefd) < 0
1149 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1150#endif
1151 || close (pipefd [1]) < 0
1152 )
1153 abort (); /*D*/
1154
1155 close_fd = pipefd [0];
1156 } 1724 }
1157 1725 else
1726#endif
1727 {
1728 /* fd number */
1158 req->type = EIO_DUP2; 1729 req->type = EIO_DUP2;
1159 req->int1 = close_fd; 1730 req->int1 = close_fd;
1160 req->sv2 = newSVsv (fh); 1731 req->sv2 = newSVsv (fh);
1161 req->int2 = fd; 1732 req->int2 = fd;
1733 }
1162 1734
1163 REQ_SEND; 1735 REQ_SEND;
1164} 1736}
1165 1737
1166void 1738void
1167aio_seek (SV *fh, SV *offset, int whence, SV *callback=&PL_sv_undef) 1739aio_seek (SV *fh, SV *offset, int whence, SV *callback = &PL_sv_undef)
1168 PPCODE: 1740 PPCODE:
1169{ 1741{
1170 int fd = s_fileno_croak (fh, 0); 1742 int fd = s_fileno_croak (fh, 0);
1171 dREQ; 1743 dREQ;
1172 1744
… …
1178 1750
1179 REQ_SEND; 1751 REQ_SEND;
1180} 1752}
1181 1753
1182void 1754void
1183aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 1755aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback = &PL_sv_undef)
1184 ALIAS: 1756 ALIAS:
1185 aio_read = EIO_READ 1757 aio_read = EIO_READ
1186 aio_write = EIO_WRITE 1758 aio_write = EIO_WRITE
1187 PPCODE: 1759 PPCODE:
1188{ 1760{
… …
1204 len = svlen - dataoffset; 1776 len = svlen - dataoffset;
1205 } 1777 }
1206 else 1778 else
1207 { 1779 {
1208 /* read: check type and grow scalar as necessary */ 1780 /* read: check type and grow scalar as necessary */
1209 SvUPGRADE (data, SVt_PV); 1781 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1210 svptr = SvGROW (data, len + dataoffset + 1); 1782 svptr = sv_grow (data, len + dataoffset + 1);
1783 else if (SvCUR (data) < len + dataoffset)
1784 croak ("length + dataoffset outside of scalar, and cannot grow");
1211 } 1785 }
1212 1786
1213 { 1787 {
1214 dREQ; 1788 dREQ;
1215 1789
… …
1231 REQ_SEND; 1805 REQ_SEND;
1232 } 1806 }
1233} 1807}
1234 1808
1235void 1809void
1810aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef)
1811 ALIAS:
1812 aio_ioctl = EIO_IOCTL
1813 aio_fcntl = EIO_FCNTL
1814 PPCODE:
1815{
1816 int fd = s_fileno_croak (fh, 0);
1817 char *svptr;
1818
1819 if (SvPOK (arg) || !SvNIOK (arg))
1820 {
1821 STRLEN svlen;
1822 /* perl uses IOCPARM_LEN for fcntl, so we do, too */
1823#ifdef IOCPARM_LEN
1824 STRLEN need = IOCPARM_LEN (request);
1825#else
1826 STRLEN need = 256;
1827#endif
1828
1829 if (svlen < need)
1830 svptr = SvGROW (arg, need);
1831 }
1832 else
1833 svptr = (char *)SvIV (arg);
1834
1835 {
1836 dREQ;
1837
1838 req->type = ix;
1839 req->sv1 = newSVsv (fh);
1840 req->int1 = fd;
1841 req->int2 = (long)request;
1842 req->sv2 = SvREFCNT_inc (arg);
1843 req->ptr2 = svptr;
1844
1845 REQ_SEND;
1846 }
1847}
1848
1849void
1236aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1850aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1237 ALIAS: 1851 ALIAS:
1238 aio_readlink = EIO_READLINK 1852 aio_readlink = EIO_READLINK
1239 aio_realpath = EIO_REALPATH 1853 aio_realpath = EIO_REALPATH
1240 PPCODE: 1854 PPCODE:
1241{ 1855{
… …
1246 1860
1247 REQ_SEND; 1861 REQ_SEND;
1248} 1862}
1249 1863
1250void 1864void
1251aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1865aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef)
1252 PPCODE: 1866 PPCODE:
1253{ 1867{
1254 int ifd = s_fileno_croak (in_fh , 0); 1868 int ifd = s_fileno_croak (in_fh , 0);
1255 int ofd = s_fileno_croak (out_fh, 1); 1869 int ofd = s_fileno_croak (out_fh, 1);
1256 dREQ; 1870 dREQ;
1257 1871
1258 req->type = EIO_SENDFILE; 1872 req->type = EIO_SENDFILE;
1259 req->sv1 = newSVsv (out_fh); 1873 req->sv1 = newSVsv (out_fh);
1260 req->int1 = ofd; 1874 req->int1 = ofd;
… …
1265 1879
1266 REQ_SEND; 1880 REQ_SEND;
1267} 1881}
1268 1882
1269void 1883void
1270aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1884aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef)
1271 PPCODE: 1885 PPCODE:
1272{ 1886{
1273 int fd = s_fileno_croak (fh, 0); 1887 int fd = s_fileno_croak (fh, 0);
1274 dREQ; 1888 dREQ;
1275 1889
1276 req->type = EIO_READAHEAD; 1890 req->type = EIO_READAHEAD;
1277 req->sv1 = newSVsv (fh); 1891 req->sv1 = newSVsv (fh);
1278 req->int1 = fd; 1892 req->int1 = fd;
… …
1281 1895
1282 REQ_SEND; 1896 REQ_SEND;
1283} 1897}
1284 1898
1285void 1899void
1286aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 1900aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef)
1287 ALIAS: 1901 ALIAS:
1288 aio_stat = EIO_STAT 1902 aio_stat = EIO_STAT
1289 aio_lstat = EIO_LSTAT 1903 aio_lstat = EIO_LSTAT
1290 aio_statvfs = EIO_STATVFS 1904 aio_statvfs = EIO_STATVFS
1291 PPCODE: 1905 PPCODE:
… …
1295 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); 1909 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1296 1910
1297 REQ_SEND; 1911 REQ_SEND;
1298} 1912}
1299 1913
1914void
1915st_xtime ()
1916 ALIAS:
1917 st_atime = 0x01
1918 st_mtime = 0x02
1919 st_ctime = 0x04
1920 st_btime = 0x08
1921 st_xtime = 0x0f
1922 PPCODE:
1923 EXTEND (SP, 4);
1924 if (ix & 0x01) PUSHs (newSVnv (PL_statcache.st_atime + 1e-9 * ATIMENSEC));
1925 if (ix & 0x02) PUSHs (newSVnv (PL_statcache.st_mtime + 1e-9 * MTIMENSEC));
1926 if (ix & 0x04) PUSHs (newSVnv (PL_statcache.st_ctime + 1e-9 * CTIMENSEC));
1927 if (ix & 0x08) PUSHs (newSVnv (BTIMESEC + 1e-9 * BTIMENSEC));
1928
1929void
1930st_xtimensec ()
1931 ALIAS:
1932 st_atimensec = 0x01
1933 st_mtimensec = 0x02
1934 st_ctimensec = 0x04
1935 st_btimensec = 0x08
1936 st_xtimensec = 0x0f
1937 st_btimesec = 0x10
1938 st_gen = 0x20
1939 PPCODE:
1940 EXTEND (SP, 4);
1941 if (ix & 0x01) PUSHs (newSViv (ATIMENSEC));
1942 if (ix & 0x02) PUSHs (newSViv (MTIMENSEC));
1943 if (ix & 0x04) PUSHs (newSViv (CTIMENSEC));
1944 if (ix & 0x08) PUSHs (newSViv (BTIMENSEC));
1945 if (ix & 0x10) PUSHs (newSVuv (BTIMESEC));
1946 if (ix & 0x20) PUSHs (newSVuv (ST_GEN));
1947
1300UV 1948UV
1301major (UV dev) 1949major (UV dev)
1302 ALIAS: 1950 ALIAS:
1303 minor = 1 1951 minor = 1
1304 CODE: 1952 CODE:
1305 RETVAL = ix ? major (dev) : minor (dev); 1953 RETVAL = ix ? minor (dev) : major (dev);
1306 OUTPUT: 1954 OUTPUT:
1307 RETVAL 1955 RETVAL
1308 1956
1309UV 1957UV
1310makedev (UV maj, UV min) 1958makedev (UV maj, UV min)
… …
1312 RETVAL = makedev (maj, min); 1960 RETVAL = makedev (maj, min);
1313 OUTPUT: 1961 OUTPUT:
1314 RETVAL 1962 RETVAL
1315 1963
1316void 1964void
1317aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) 1965aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef)
1318 PPCODE: 1966 PPCODE:
1319{ 1967{
1320 dREQ; 1968 dREQ;
1321 1969
1322 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1970 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
… …
1325 1973
1326 REQ_SEND; 1974 REQ_SEND;
1327} 1975}
1328 1976
1329void 1977void
1330aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1978aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef)
1331 PPCODE: 1979 PPCODE:
1332{ 1980{
1333 dREQ; 1981 dREQ;
1334 1982
1335 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1983 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
… …
1337 1985
1338 REQ_SEND; 1986 REQ_SEND;
1339} 1987}
1340 1988
1341void 1989void
1342aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1990aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef)
1343 PPCODE: 1991 PPCODE:
1344{ 1992{
1345 dREQ; 1993 dREQ;
1346 1994
1347 req->int2 = mode; 1995 req->int2 = mode;
… …
1349 1997
1350 REQ_SEND; 1998 REQ_SEND;
1351} 1999}
1352 2000
1353void 2001void
1354aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) 2002aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef)
1355 PPCODE: 2003 PPCODE:
1356{ 2004{
1357 dREQ; 2005 dREQ;
1358 2006
1359 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 2007 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
… …
1362 2010
1363 REQ_SEND; 2011 REQ_SEND;
1364} 2012}
1365 2013
1366void 2014void
1367aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) 2015aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef)
1368 PPCODE: 2016 PPCODE:
1369{ 2017{
1370 dREQ; 2018 dREQ;
1371 2019
1372 req->type = EIO_READDIR; 2020 req->type = EIO_READDIR;
… …
1379 2027
1380 REQ_SEND; 2028 REQ_SEND;
1381} 2029}
1382 2030
1383void 2031void
1384aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef) 2032aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef)
1385 PPCODE: 2033 PPCODE:
1386{ 2034{
1387 dREQ; 2035 dREQ;
1388 2036
1389 req->type = EIO_MKDIR; 2037 req->type = EIO_MKDIR;
… …
1392 2040
1393 REQ_SEND; 2041 REQ_SEND;
1394} 2042}
1395 2043
1396void 2044void
1397aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 2045aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1398 ALIAS: 2046 ALIAS:
1399 aio_unlink = EIO_UNLINK 2047 aio_unlink = EIO_UNLINK
1400 aio_rmdir = EIO_RMDIR 2048 aio_rmdir = EIO_RMDIR
1401 aio_readdir = EIO_READDIR 2049 aio_readdir = EIO_READDIR
1402 PPCODE: 2050 PPCODE:
… …
1408 2056
1409 REQ_SEND; 2057 REQ_SEND;
1410} 2058}
1411 2059
1412void 2060void
1413aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) 2061aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef)
1414 ALIAS: 2062 ALIAS:
1415 aio_link = EIO_LINK 2063 aio_link = EIO_LINK
1416 aio_symlink = EIO_SYMLINK 2064 aio_symlink = EIO_SYMLINK
1417 aio_rename = EIO_RENAME 2065 aio_rename = EIO_RENAME
1418 PPCODE: 2066 PPCODE:
… …
1420 eio_wd wd2 = 0; 2068 eio_wd wd2 = 0;
1421 dREQ; 2069 dREQ;
1422 2070
1423 req->type = ix; 2071 req->type = ix;
1424 req_set_path1 (req, oldpath); 2072 req_set_path1 (req, oldpath);
1425 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); 2073 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1426 req->int3 = (long)wd2; 2074 req->int3 = (long)wd2;
1427 2075
1428 REQ_SEND; 2076 REQ_SEND;
1429} 2077}
1430 2078
1431void 2079void
2080aio_rename2 (SV8 *oldpath, SV8 *newpath, int flags = 0, SV *callback = &PL_sv_undef)
2081 PPCODE:
2082{
2083 eio_wd wd2 = 0;
2084 dREQ;
2085
2086 req->type = EIO_RENAME;
2087 req_set_path1 (req, oldpath);
2088 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
2089 req->int2 = flags;
2090 req->int3 = (long)wd2;
2091
2092 REQ_SEND;
2093}
2094
2095void
1432aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) 2096aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef)
1433 PPCODE: 2097 PPCODE:
1434{ 2098{
1435 dREQ; 2099 dREQ;
1436 2100
1437 req->type = EIO_MKNOD; 2101 req->type = EIO_MKNOD;
… …
1441 2105
1442 REQ_SEND; 2106 REQ_SEND;
1443} 2107}
1444 2108
1445void 2109void
1446aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) 2110aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = -1, SV *callback = &PL_sv_undef)
1447 ALIAS: 2111 ALIAS:
1448 aio_mtouch = EIO_MTOUCH 2112 aio_mtouch = EIO_MTOUCH
1449 aio_msync = EIO_MSYNC 2113 aio_msync = EIO_MSYNC
1450 PPCODE: 2114 PPCODE:
1451{ 2115{
1452 STRLEN svlen; 2116 STRLEN svlen;
1453 char *svptr = SvPVbyte (data, svlen); 2117 char *svptr = SvPVbyte (data, svlen);
1454 UV len = SvUV (length); 2118 UV len = SvUV (length);
2119
2120 if (flags < 0)
2121 flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0;
1455 2122
1456 if (offset < 0) 2123 if (offset < 0)
1457 offset += svlen; 2124 offset += svlen;
1458 2125
1459 if (offset < 0 || offset > svlen) 2126 if (offset < 0 || offset > svlen)
… …
1474 REQ_SEND; 2141 REQ_SEND;
1475 } 2142 }
1476} 2143}
1477 2144
1478void 2145void
1479aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) 2146aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1480 PPCODE: 2147 PPCODE:
1481{ 2148{
1482 STRLEN svlen; 2149 STRLEN svlen;
1483 char *svptr = SvPVbyte (data, svlen); 2150 char *svptr = SvPVbyte (data, svlen);
1484 UV len = SvUV (length); 2151 UV len = SvUV (length);
… …
1503 REQ_SEND; 2170 REQ_SEND;
1504 } 2171 }
1505} 2172}
1506 2173
1507void 2174void
1508aio_mlockall (IV flags, SV *callback=&PL_sv_undef) 2175aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1509 PPCODE: 2176 PPCODE:
1510{ 2177{
1511 dREQ; 2178 dREQ;
1512 2179
1513 req->type = EIO_MLOCKALL; 2180 req->type = EIO_MLOCKALL;
… …
1515 2182
1516 REQ_SEND; 2183 REQ_SEND;
1517} 2184}
1518 2185
1519void 2186void
1520aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback=&PL_sv_undef) 2187aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef)
1521 PPCODE: 2188 PPCODE:
1522{ 2189{
1523 int fd = s_fileno_croak (fh, 0); 2190 int fd = s_fileno_croak (fh, 0);
1524 dREQ; 2191 dREQ;
1525 2192
1526 req->type = EIO_CUSTOM; 2193 req->type = EIO_CUSTOM;
1527 req->sv1 = newSVsv (fh); 2194 req->sv1 = newSVsv (fh);
1528 req->int1 = fd; 2195 req->int1 = fd;
… …
1538 2205
1539 REQ_SEND; 2206 REQ_SEND;
1540} 2207}
1541 2208
1542void 2209void
2210aio_slurp (SV *pathname, off_t offset, UV length, SV8 *data, SV *callback = &PL_sv_undef)
2211 PPCODE:
2212{
2213 char *svptr = 0;
2214
2215 sv_clear_foreign (data);
2216
2217 if (length) /* known length, directly read into scalar */
2218 {
2219 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
2220 svptr = sv_grow (data, length + 1);
2221 else if (SvCUR (data) < length)
2222 croak ("length outside of scalar, and cannot grow");
2223 else
2224 svptr = SvPVbyte_nolen (data);
2225 }
2226
2227 {
2228 dREQ;
2229
2230 req->type = EIO_SLURP;
2231 req_set_path1 (req, pathname);
2232 req->offs = offset;
2233 req->size = length;
2234 req->sv2 = SvREFCNT_inc (data);
2235 req->ptr2 = svptr;
2236
2237 if (!SvREADONLY (data))
2238 {
2239 SvREADONLY_on (data);
2240 req->flags |= FLAG_SV2_RO_OFF;
2241 }
2242
2243 REQ_SEND;
2244 }
2245}
2246
2247void
1543aio_busy (double delay, SV *callback=&PL_sv_undef) 2248aio_busy (double delay, SV *callback = &PL_sv_undef)
1544 PPCODE: 2249 PPCODE:
1545{ 2250{
1546 dREQ; 2251 dREQ;
1547 2252
1548 req->type = EIO_BUSY; 2253 req->type = EIO_BUSY;
… …
1550 2255
1551 REQ_SEND; 2256 REQ_SEND;
1552} 2257}
1553 2258
1554void 2259void
1555aio_group (SV *callback=&PL_sv_undef) 2260aio_group (SV *callback = &PL_sv_undef)
1556 PPCODE: 2261 PPCODE:
1557{ 2262{
1558 dREQ; 2263 dREQ;
1559 2264
1560 req->type = EIO_GROUP; 2265 req->type = EIO_GROUP;
1561 2266
2267 PUTBACK;
1562 req_submit (req); 2268 req_submit (req);
2269 SPAGAIN;
2270
1563 XPUSHs (req_sv (req, aio_grp_stash)); 2271 XPUSHs (req_sv (req, aio_grp_stash));
1564} 2272}
1565 2273
1566void 2274void
1567aio_nop (SV *callback=&PL_sv_undef) 2275aio_nop (SV *callback = &PL_sv_undef)
1568 ALIAS: 2276 ALIAS:
1569 aio_nop = EIO_NOP 2277 aio_nop = EIO_NOP
1570 aio_sync = EIO_SYNC 2278 aio_sync = EIO_SYNC
1571 PPCODE: 2279 PPCODE:
1572{ 2280{
… …
1576 2284
1577 REQ_SEND; 2285 REQ_SEND;
1578} 2286}
1579 2287
1580int 2288int
1581aioreq_pri (int pri = 0) 2289aioreq_pri (int pri = NO_INIT)
1582 CODE: 2290 CODE:
1583 RETVAL = next_pri; 2291 RETVAL = next_pri;
1584 if (items > 0) 2292 if (items > 0)
1585 { 2293 {
1586 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 2294 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
… …
1676 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 2384 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1677 OUTPUT: 2385 OUTPUT:
1678 RETVAL 2386 RETVAL
1679 2387
1680void 2388void
1681mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) 2389mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0)
1682 PPCODE: 2390 PPCODE:
1683 sv_unmagic (scalar, MMAP_MAGIC); 2391 sv_clear_foreign (scalar);
1684{ 2392{
1685 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; 2393 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1686 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 2394 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
1687 if (addr == (void *)-1) 2395 if (addr == (void *)-1)
1688 XSRETURN_NO; 2396 XSRETURN_NO;
1689 2397
1690 sv_force_normal (scalar); 2398 sv_set_foreign (scalar, &mmap_vtbl, addr, length);
1691
1692 /* we store the length in mg_obj, as namlen is I32 :/ */
1693 sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0)
1694 ->mg_obj = (SV *)length;
1695
1696 SvUPGRADE (scalar, SVt_PV); /* nop... */
1697 2399
1698 if (!(prot & PROT_WRITE)) 2400 if (!(prot & PROT_WRITE))
1699 SvREADONLY_on (scalar); 2401 SvREADONLY_on (scalar);
1700 2402
1701 if (SvLEN (scalar))
1702 Safefree (SvPVX (scalar));
1703
1704 SvPVX (scalar) = (char *)addr;
1705 SvCUR_set (scalar, length);
1706 SvLEN_set (scalar, 0);
1707 SvPOK_only (scalar);
1708
1709 XSRETURN_YES; 2403 XSRETURN_YES;
1710} 2404}
1711 2405
1712void 2406void
1713munmap (SV *scalar) 2407munmap (SV *scalar)
1714 CODE: 2408 CODE:
1715 sv_unmagic (scalar, MMAP_MAGIC); 2409 sv_clear_foreign (scalar);
2410
2411SV *
2412mremap (SV *scalar, STRLEN new_length, int flags = MREMAP_MAYMOVE, IV new_address = 0)
2413 CODE:
2414{
2415 MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl);
2416 void *new;
2417
2418 if (!mg || SvPVX (scalar) != mg->mg_ptr)
2419 croak ("IO::AIO::mremap: scalar not mapped by IO::AIO::mmap or improperly modified");
2420
2421 new = mremap (mg->mg_ptr, (size_t)mg->mg_obj, new_length, flags, (void *)new_address);
2422
2423 RETVAL = &PL_sv_no;
2424
2425 if (new != (void *)-1)
2426 {
2427 RETVAL = new == (void *)mg->mg_ptr
2428 ? newSVpvn ("0 but true", 10)
2429 : &PL_sv_yes;
2430
2431 mg->mg_ptr = (char *)new;
2432 mg->mg_obj = (SV *)new_length;
2433
2434 SvPVX (scalar) = mg->mg_ptr;
2435 SvCUR_set (scalar, new_length);
2436 }
2437}
2438 OUTPUT:
2439 RETVAL
1716 2440
1717int 2441int
1718madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 2442madvise (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1719 ALIAS: 2443 ALIAS:
1720 mprotect = 1 2444 mprotect = 1
1721 CODE: 2445 CODE:
1722{ 2446{
1723 STRLEN svlen; 2447 STRLEN svlen;
1724 void *addr = SvPVbyte (scalar, svlen); 2448 void *addr = SvPVbyte (scalar, svlen);
1725 size_t len = SvUV (length); 2449 STRLEN len = SvUV (length);
1726 2450
1727 if (offset < 0) 2451 if (offset < 0)
1728 offset += svlen; 2452 offset += svlen;
1729 2453
1730 if (offset < 0 || offset > svlen) 2454 if (offset < 0 || offset > svlen)
… …
1744} 2468}
1745 OUTPUT: 2469 OUTPUT:
1746 RETVAL 2470 RETVAL
1747 2471
1748int 2472int
1749munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) 2473munlock (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef)
1750 CODE: 2474 CODE:
1751{ 2475{
1752 STRLEN svlen; 2476 STRLEN svlen;
1753 void *addr = SvPVbyte (scalar, svlen); 2477 void *addr = SvPVbyte (scalar, svlen);
1754 size_t len = SvUV (length); 2478 size_t len = SvUV (length);
1755 2479
1756 if (offset < 0) 2480 if (offset < 0)
1757 offset += svlen; 2481 offset += svlen;
1758 2482
… …
1765 addr = (void *)(((intptr_t)addr) + offset); 2489 addr = (void *)(((intptr_t)addr) + offset);
1766 eio_page_align (&addr, &len); 2490 eio_page_align (&addr, &len);
1767#if _POSIX_MEMLOCK_RANGE 2491#if _POSIX_MEMLOCK_RANGE
1768 RETVAL = munlock (addr, len); 2492 RETVAL = munlock (addr, len);
1769#else 2493#else
1770 RETVAL = ((errno = ENOSYS), -1); 2494 RETVAL = EIO_ENOSYS ();
1771#endif 2495#endif
1772} 2496}
1773 OUTPUT: 2497 OUTPUT:
2498 RETVAL
2499
2500int
2501mlockall (int flags)
2502 PROTOTYPE: $;
2503 CODE:
2504 RETVAL = eio_mlockall_sync (flags);
2505 OUTPUT:
1774 RETVAL 2506 RETVAL
1775 2507
1776int 2508int
1777munlockall () 2509munlockall ()
1778 CODE: 2510 CODE:
1779#if _POSIX_MEMLOCK 2511#if _POSIX_MEMLOCK
1780 munlockall (); 2512 munlockall ();
1781#else 2513#else
1782 RETVAL = -1; 2514 RETVAL = EIO_ENOSYS ();
1783 errno = ENOSYS;
1784#endif 2515#endif
1785 OUTPUT: 2516 OUTPUT:
1786 RETVAL 2517 RETVAL
2518
2519int
2520statx (SV8 *pathname, int flags, UV mask)
2521 CODE:
2522{
2523 /* undocumented, and might go away, and anyway, should use eio_statx */
2524 SV *wdsv = 0;
2525 SV *pathsv = 0;
2526 eio_wd wd = EIO_CWD;
2527 void *ptr;
2528 int res;
2529
2530 req_set_path (pathname, &wdsv, &pathsv, &wd, &ptr);
2531 RETVAL = eio__statx (!wd || wd->fd == EIO_CWD ? AT_FDCWD : wd->fd, ptr, flags, mask & STATX_ALL, &stx);
2532
2533 SvREFCNT_dec (pathsv);
2534 SvREFCNT_dec (wdsv);
2535}
2536 OUTPUT:
2537 RETVAL
2538
2539U32
2540stx_mode ()
2541 PROTOTYPE:
2542 CODE:
2543#if HAVE_STATX
2544 RETVAL = stx.stx_mode;
2545#else
2546 XSRETURN_UNDEF;
2547#endif
2548 OUTPUT:
2549 RETVAL
2550
2551#define STATX_OFFSET_mask statx_offsetof (stx_mask)
2552#define STATX_OFFSET_blksize statx_offsetof (stx_blksize)
2553#define STATX_OFFSET_nlink statx_offsetof (stx_nlink)
2554#define STATX_OFFSET_uid statx_offsetof (stx_uid)
2555#define STATX_OFFSET_gid statx_offsetof (stx_gid)
2556#define STATX_OFFSET_rdev_major statx_offsetof (stx_rdev_major)
2557#define STATX_OFFSET_rdev_minor statx_offsetof (stx_rdev_minor)
2558#define STATX_OFFSET_dev_major statx_offsetof (stx_dev_major)
2559#define STATX_OFFSET_dev_minor statx_offsetof (stx_dev_minor)
2560#define STATX_OFFSET_attributes statx_offsetof (stx_attributes)
2561#define STATX_OFFSET_ino statx_offsetof (stx_ino)
2562#define STATX_OFFSET_size statx_offsetof (stx_size)
2563#define STATX_OFFSET_blocks statx_offsetof (stx_blocks)
2564#define STATX_OFFSET_attributes_mask statx_offsetof (stx_attributes_mask)
2565#define STATX_OFFSET_atime statx_offsetof (stx_atime)
2566#define STATX_OFFSET_btime statx_offsetof (stx_btime)
2567#define STATX_OFFSET_ctime statx_offsetof (stx_ctime)
2568#define STATX_OFFSET_mtime statx_offsetof (stx_mtime)
2569
2570U32
2571stx_mask ()
2572 PROTOTYPE:
2573 ALIAS:
2574 stx_mask = STATX_OFFSET_mask
2575 stx_blksize = STATX_OFFSET_blksize
2576 stx_nlink = STATX_OFFSET_nlink
2577 stx_uid = STATX_OFFSET_uid
2578 stx_gid = STATX_OFFSET_gid
2579 stx_rdev_major = STATX_OFFSET_rdev_major
2580 stx_rdev_minor = STATX_OFFSET_rdev_minor
2581 stx_dev_major = STATX_OFFSET_dev_major
2582 stx_dev_minor = STATX_OFFSET_dev_minor
2583 CODE:
2584#if HAVE_STATX
2585 RETVAL = *(__u32 *)((char *)&stx + ix);
2586#else
2587 XSRETURN_UNDEF;
2588#endif
2589 OUTPUT:
2590 RETVAL
2591
2592VAL64
2593stx_attributes ()
2594 PROTOTYPE:
2595 ALIAS:
2596 stx_attributes = STATX_OFFSET_attributes
2597 stx_ino = STATX_OFFSET_ino
2598 stx_size = STATX_OFFSET_size
2599 stx_blocks = STATX_OFFSET_blocks
2600 stx_attributes_mask = STATX_OFFSET_attributes_mask
2601 CODE:
2602#if HAVE_STATX
2603 RETVAL = *(__u64 *)((char *)&stx + ix);
2604#else
2605 XSRETURN_UNDEF;
2606#endif
2607 OUTPUT:
2608 RETVAL
2609
2610NV
2611stx_atime ()
2612 PROTOTYPE:
2613 ALIAS:
2614 stx_atime = STATX_OFFSET_atime
2615 stx_btime = STATX_OFFSET_btime
2616 stx_ctime = STATX_OFFSET_ctime
2617 stx_mtime = STATX_OFFSET_mtime
2618 CODE:
2619#if HAVE_STATX
2620 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2621 RETVAL = ts->tv_sec + ts->tv_nsec * 1e-9;
2622#else
2623 XSRETURN_UNDEF;
2624#endif
2625 OUTPUT:
2626 RETVAL
2627
2628VAL64
2629stx_atimesec ()
2630 PROTOTYPE:
2631 ALIAS:
2632 stx_atimesec = STATX_OFFSET_atime
2633 stx_btimesec = STATX_OFFSET_btime
2634 stx_ctimesec = STATX_OFFSET_ctime
2635 stx_mtimesec = STATX_OFFSET_mtime
2636 CODE:
2637#if HAVE_STATX
2638 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2639 RETVAL = ts->tv_sec;
2640#else
2641 XSRETURN_UNDEF;
2642#endif
2643 OUTPUT:
2644 RETVAL
2645
2646U32
2647stx_atimensec ()
2648 PROTOTYPE:
2649 ALIAS:
2650 stx_atimensec = STATX_OFFSET_atime
2651 stx_btimensec = STATX_OFFSET_btime
2652 stx_ctimensec = STATX_OFFSET_ctime
2653 stx_mtimensec = STATX_OFFSET_mtime
2654 CODE:
2655#if HAVE_STATX
2656 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2657 RETVAL = ts->tv_nsec;
2658#else
2659 RETVAL = 0;
2660#endif
2661 OUTPUT:
2662 RETVAL
2663
2664void
2665accept4 (aio_rfd rfh, SV *sockaddr, int salen, int flags)
2666 PPCODE:
2667{
2668 SV *retval;
2669#if HAVE_ACCEPT4
2670 socklen_t salen_ = salen ? salen + 1 : 0;
2671
2672 if (salen)
2673 {
2674 sv_upgrade (sockaddr, SVt_PV);
2675 sv_grow (sockaddr, salen_);
2676 }
2677
2678 int res = accept4 (rfh, salen ? (struct sockaddr *)SvPVX (sockaddr) : 0, salen ? &salen_ : 0, flags);
2679
2680 retval = newmortalFH (res, O_RDWR);
2681
2682 if (res >= 0 && salen > 0)
2683 {
2684 if (salen_ > salen + 1)
2685 salen_ = salen + 1;
2686
2687 SvPOK_only (sockaddr);
2688 SvCUR_set (sockaddr, salen_);
2689 }
2690#else
2691 errno = ENOSYS;
2692 retval = &PL_sv_undef;
2693#endif
2694 XPUSHs (retval);
2695}
2696
2697ssize_t
2698splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
2699 CODE:
2700{
2701#if HAVE_LINUX_SPLICE
2702 loff_t off_in_, off_out_;
2703 RETVAL = splice (
2704 rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0,
2705 wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0,
2706 length, flags
2707 );
2708#else
2709 RETVAL = EIO_ENOSYS ();
2710#endif
2711}
2712 OUTPUT:
2713 RETVAL
2714
2715ssize_t
2716tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
2717 CODE:
2718#if HAVE_LINUX_SPLICE
2719 RETVAL = tee (rfh, wfh, length, flags);
2720#else
2721 RETVAL = EIO_ENOSYS ();
2722#endif
2723 OUTPUT:
2724 RETVAL
2725
2726int
2727pipesize (aio_rfd rfh, int new_size = -1)
2728 PROTOTYPE: $;$
2729 CODE:
2730#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
2731 if (new_size >= 0)
2732 RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
2733 else
2734 RETVAL = fcntl (rfh, F_GETPIPE_SZ);
2735#else
2736 errno = ENOSYS;
2737 RETVAL = -1;
2738#endif
2739 OUTPUT:
2740 RETVAL
2741
2742void
2743pipe2 (int flags = 0)
2744 PROTOTYPE: ;$
2745 PPCODE:
2746{
2747 int fd[2];
2748 int res;
2749
2750 if (flags)
2751#if HAVE_PIPE2
2752 res = pipe2 (fd, flags);
2753#else
2754 res = (errno = ENOSYS, -1);
2755#endif
2756 else
2757 res = pipe (fd);
2758
2759 if (!res)
2760 {
2761 EXTEND (SP, 2);
2762 PUSHs (newmortalFH (fd[0], O_RDONLY));
2763 PUSHs (newmortalFH (fd[1], O_WRONLY));
2764 }
2765}
2766
2767void
2768pidfd_open (int pid, unsigned int flags = 0)
2769 PPCODE:
2770{
2771 /*GENDEF0_SYSCALL(pidfd_open,434)*/
2772 int fd = syscall (SYS_pidfd_open, pid, flags);
2773 XPUSHs (newmortalFH (fd, O_RDWR));
2774}
2775
2776int
2777pidfd_send_signal (SV *pidfh, int sig, SV *siginfo = &PL_sv_undef, unsigned int flags = 0)
2778 PPCODE:
2779{
2780 int res;
2781#if HAVE_SIGINFO_T
2782 siginfo_t si = { 0 };
2783
2784 if (SvOK (siginfo))
2785 {
2786 HV *hv;
2787 SV **svp;
2788
2789 if (!SvROK (siginfo) || SvTYPE (SvRV (siginfo)) != SVt_PVHV)
2790 croak ("siginfo argument must be a hashref with 'code', 'pid', 'uid' and 'value_int' or 'value_ptr' members, caught");
2791
2792 hv = (HV *)SvRV (siginfo);
2793
2794 if ((svp = hv_fetchs (hv, "code" , 0))) si.si_code = SvIV (*svp);
2795 if ((svp = hv_fetchs (hv, "pid" , 0))) si.si_pid = SvIV (*svp);
2796 if ((svp = hv_fetchs (hv, "uid" , 0))) si.si_uid = SvIV (*svp);
2797 if ((svp = hv_fetchs (hv, "value_int", 0))) si.si_value.sival_int = SvIV (*svp);
2798 if ((svp = hv_fetchs (hv, "value_ptr", 0))) si.si_value.sival_ptr = (void *)SvIV (*svp);
2799 }
2800
2801 /*GENDEF0_SYSCALL(pidfd_send_signal,424)*/
2802 res = syscall (SYS_pidfd_send_signal, s_fileno_croak (pidfh, 0), sig, SvOK (siginfo) ? &si : 0, flags);
2803#else
2804 res = (errno = ENOSYS, -1);
2805#endif
2806
2807 XPUSHs (sv_2mortal (newSViv (res)));
2808}
2809
2810void
2811pidfd_getfd (SV *pidfh, int targetfd, unsigned int flags = 0)
2812 PPCODE:
2813{
2814 /*GENDEF0_SYSCALL(pidfd_getfd,438)*/
2815 int fd = syscall (SYS_pidfd_getfd, s_fileno_croak (pidfh, 0), targetfd, flags);
2816 XPUSHs (newmortalFH (fd, O_RDWR));
2817}
2818
2819void
2820eventfd (unsigned int initval = 0, int flags = 0)
2821 PPCODE:
2822{
2823 int fd;
2824#if HAVE_EVENTFD
2825 fd = eventfd (initval, flags);
2826#else
2827 fd = (errno = ENOSYS, -1);
2828#endif
2829
2830 XPUSHs (newmortalFH (fd, O_RDWR));
2831}
2832
2833void
2834timerfd_create (int clockid, int flags = 0)
2835 PPCODE:
2836{
2837 int fd;
2838#if HAVE_TIMERFD
2839 fd = timerfd_create (clockid, flags);
2840#else
2841 fd = (errno = ENOSYS, -1);
2842#endif
2843
2844 XPUSHs (newmortalFH (fd, O_RDWR));
2845}
2846
2847void
2848timerfd_settime (SV *fh, int flags, NV interval, NV value)
2849 PPCODE:
2850{
2851 int fd = s_fileno_croak (fh, 0);
2852#if HAVE_TIMERFD
2853 int res;
2854 struct itimerspec its, ots;
2855
2856 ts_set (&its.it_interval, interval);
2857 ts_set (&its.it_value , value);
2858 res = timerfd_settime (fd, flags, &its, &ots);
2859
2860 if (!res)
2861 {
2862 EXTEND (SP, 2);
2863 PUSHs (newSVnv (ts_get (&ots.it_interval)));
2864 PUSHs (newSVnv (ts_get (&ots.it_value)));
2865 }
2866#else
2867 errno = ENOSYS;
2868#endif
2869}
2870
2871void
2872timerfd_gettime (SV *fh)
2873 PPCODE:
2874{
2875 int fd = s_fileno_croak (fh, 0);
2876#if HAVE_TIMERFD
2877 int res;
2878 struct itimerspec ots;
2879 res = timerfd_gettime (fd, &ots);
2880
2881 if (!res)
2882 {
2883 EXTEND (SP, 2);
2884 PUSHs (newSVnv (ts_get (&ots.it_interval)));
2885 PUSHs (newSVnv (ts_get (&ots.it_value)));
2886 }
2887#else
2888 errno = ENOSYS;
2889#endif
2890}
2891
2892void
2893memfd_create (octet_string pathname, int flags = 0)
2894 PPCODE:
2895{
2896 int fd;
2897#if HAVE_MEMFD_CREATE
2898 fd = memfd_create (pathname, flags);
2899#else
2900 fd = (errno = ENOSYS, -1);
2901#endif
2902
2903 XPUSHs (newmortalFH (fd, O_RDWR));
2904}
2905
2906int
2907fexecve (SV *fh, SV *args, SV *envs = &PL_sv_undef)
2908 CODE:
2909{
2910 int fd = PerlIO_fileno (IoIFP (sv_2io (fh)));
2911 char **envp, **argv;
2912 argv = extract_stringvec (args, "IO::AIO::fexecve: args must be an array of strings");
2913 if (!SvOK (envs))
2914 {
2915 extern char **environ;
2916 envp = environ;
2917 }
2918 else
2919 envp = extract_stringvec (envs, "IO::AIO::fexecve: envs must be an array of strings");
2920#if HAVE_FEXECVE
2921 RETVAL = fexecve (fd, argv, envp);
2922#else
2923 RETVAL = (errno = ENOSYS, -1);
2924#endif
2925}
2926 OUTPUT: RETVAL
2927
2928int
2929mount (octet_string special, octet_string path, octet_string fstype, UV flags = 0, octet_string_ornull data = 0)
2930 CODE:
2931#if HAVE_MOUNT
2932 RETVAL = mount (special, path, fstype, flags, data);
2933#else
2934 RETVAL = (errno = ENOSYS, -1);
2935#endif
2936 OUTPUT: RETVAL
2937
2938int
2939umount (octet_string path, int flags = 0)
2940 CODE:
2941 if (flags)
2942#if HAVE_UMOUNT2
2943 RETVAL = umount2 (path, flags);
2944#else
2945 RETVAL = (errno = ENOSYS, -1);
2946#endif
2947 else
2948#if HAVE_UMOUNT
2949 RETVAL = umount (path);
2950#else
2951 RETVAL = (errno = ENOSYS, -1);
2952#endif
2953 OUTPUT: RETVAL
2954
2955UV
2956get_fdlimit ()
2957 CODE:
2958#if HAVE_RLIMITS
2959 struct rlimit rl;
2960 if (0 == getrlimit (RLIMIT_NOFILE, &rl))
2961 XSRETURN_UV (rl.rlim_cur == RLIM_INFINITY ? (UV)-1 : rl.rlim_cur);
2962#endif
2963 XSRETURN_UNDEF;
2964 OUTPUT:
2965 RETVAL
2966
2967void
2968min_fdlimit (UV limit = 0x7fffffffU)
2969 CODE:
2970{
2971#if HAVE_RLIMITS
2972 struct rlimit rl;
2973 rlim_t orig_rlim_max;
2974 UV bit;
2975
2976 if (0 != getrlimit (RLIMIT_NOFILE, &rl))
2977 goto fail;
2978
2979 if (rl.rlim_cur == RLIM_INFINITY)
2980 XSRETURN_YES;
2981
2982 orig_rlim_max = rl.rlim_max == RLIM_INFINITY ? ((rlim_t)0)-1 : rl.rlim_max;
2983
2984 if (rl.rlim_cur < limit)
2985 {
2986 rl.rlim_cur = limit;
2987
2988 if (rl.rlim_max < rl.rlim_cur && rl.rlim_max != RLIM_INFINITY)
2989 rl.rlim_max = rl.rlim_cur;
2990 }
2991
2992 if (0 == setrlimit (RLIMIT_NOFILE, &rl))
2993 XSRETURN_YES;
2994
2995 if (errno == EPERM)
2996 {
2997 /* setrlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */
2998 /* our limit overflows a system-wide limit */
2999 /* try an adaptive algorithm, but do not lower the hardlimit */
3000 rl.rlim_max = 0;
3001 for (bit = 0x40000000U; bit; bit >>= 1)
3002 {
3003 rl.rlim_max |= bit;
3004 rl.rlim_cur = rl.rlim_max;
3005
3006 /* never decrease the hard limit */
3007 if (rl.rlim_max < orig_rlim_max)
3008 break;
3009
3010 if (0 != setrlimit (RLIMIT_NOFILE, &rl))
3011 rl.rlim_max &= ~bit; /* too high, remove bit again */
3012 }
3013
3014 /* now, raise the soft limit to the max permitted */
3015 if (0 == getrlimit (RLIMIT_NOFILE, &rl))
3016 {
3017 rl.rlim_cur = rl.rlim_max;
3018 if (0 == setrlimit (RLIMIT_NOFILE, &rl))
3019 errno = EPERM;
3020 }
3021 }
3022#endif
3023 fail:
3024 XSRETURN_UNDEF;
3025}
1787 3026
1788void _on_next_submit (SV *cb) 3027void _on_next_submit (SV *cb)
1789 CODE: 3028 CODE:
1790 SvREFCNT_dec (on_next_submit); 3029 SvREFCNT_dec (on_next_submit);
1791 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 3030 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
… …
1826cancel (aio_req_ornot req) 3065cancel (aio_req_ornot req)
1827 CODE: 3066 CODE:
1828 eio_cancel (req); 3067 eio_cancel (req);
1829 3068
1830void 3069void
1831cb (aio_req_ornot req, SV *callback=&PL_sv_undef) 3070cb (aio_req_ornot req, SV *callback = NO_INIT)
1832 PPCODE: 3071 PPCODE:
1833{ 3072{
1834 if (GIMME_V != G_VOID) 3073 if (GIMME_V != G_VOID)
1835 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); 3074 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1836 3075
1837 if (items > 1) 3076 if (items > 1)
1838 { 3077 {
1839 SV *cb_cv =get_cb (callback); 3078 SV *cb_cv = get_cb (callback);
1840 3079
1841 SvREFCNT_dec (req->callback); 3080 SvREFCNT_dec (req->callback);
1842 req->callback = SvREFCNT_inc (cb_cv); 3081 req->callback = SvREFCNT_inc (cb_cv);
1843 } 3082 }
1844} 3083}
… …
1901limit (aio_req grp, int limit) 3140limit (aio_req grp, int limit)
1902 CODE: 3141 CODE:
1903 eio_grp_limit (grp, limit); 3142 eio_grp_limit (grp, limit);
1904 3143
1905void 3144void
1906feed (aio_req grp, SV *callback=&PL_sv_undef) 3145feed (aio_req grp, SV *callback = &PL_sv_undef)
1907 CODE: 3146 CODE:
1908{ 3147{
1909 SvREFCNT_dec (grp->sv2); 3148 SvREFCNT_dec (grp->sv2);
1910 grp->sv2 = newSVsv (callback); 3149 grp->sv2 = newSVsv (callback);
1911 grp->feed = aio_grp_feed; 3150 grp->feed = aio_grp_feed;

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