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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.219 by root, Fri Jul 27 18:43:25 2012 UTC vs.
Revision 1.298 by root, Sun Sep 25 16:35:51 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/types.h>
28# include <linux/fiemap.h>
29# define HAVE_FIEMAP 1
30# endif
31#endif
32 23
33/* perl namespace pollution */ 24/* perl namespace pollution */
34#undef VERSION 25#undef VERSION
35 26
36/* perl stupidly overrides readdir and maybe others */ 27/* perl stupidly overrides readdir and maybe others */
… …
70 #undef fchmod 61 #undef fchmod
71 #undef dup 62 #undef dup
72 #undef dup2 63 #undef dup2
73 #undef abort 64 #undef abort
74 #undef pipe 65 #undef pipe
66 #undef utime
75 67
76 #define EIO_STRUCT_STAT struct _stati64 68 #define EIO_STRUCT_STAT struct _stati64
77 #define EIO_STRUCT_STATI64 69 #define EIO_STRUCT_STATI64
78 70
79#else 71#else
80 72
81 #include <sys/time.h> 73 #include <sys/time.h>
82 #include <sys/select.h> 74 #include <sys/select.h>
75 #include <sys/wait.h>
83 #include <unistd.h> 76 #include <unistd.h>
84 #include <utime.h> 77 #include <utime.h>
85 #include <signal.h> 78 #include <signal.h>
86 79
87 #define EIO_STRUCT_STAT Stat_t 80 #define EIO_STRUCT_STAT Stat_t
… …
99#define expect_false(expr) expect ((expr) != 0, 0) 92#define expect_false(expr) expect ((expr) != 0, 0)
100#define expect_true(expr) expect ((expr) != 0, 1) 93#define expect_true(expr) expect ((expr) != 0, 1)
101 94
102/*****************************************************************************/ 95/*****************************************************************************/
103 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
104typedef 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;
105typedef int aio_rfd; /* read file desriptor */ 184typedef int aio_rfd; /* read file desriptor */
106typedef int aio_wfd; /* write file descriptor */ 185typedef int aio_wfd; /* write file descriptor */
107 186
108static 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;
109 188
… …
114 STRLEN stroffset; \ 193 STRLEN stroffset; \
115 SV *self; 194 SV *self;
116 195
117#define EIO_NO_WRAPPERS 1 196#define EIO_NO_WRAPPERS 1
118 197
119#include "libeio/config.h"
120#include "libeio/eio.h" 198#include "libeio/eio.h"
121 199
122static int req_invoke (eio_req *req); 200static int req_invoke (eio_req *req);
123#define EIO_FINISH(req) req_invoke (req) 201#define EIO_FINISH(req) req_invoke (req)
124static void req_destroy (eio_req *grp); 202static void req_destroy (eio_req *grp);
… …
140# else 218# else
141# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ 219# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
142# endif 220# endif
143#endif 221#endif
144 222
145/* defines all sorts of constants to 0 unless they are already defined */
146#include "def0.h"
147
148#ifndef makedev 223#ifndef makedev
149# define makedev(maj,min) (((maj) << 8) | (min)) 224# define makedev(maj,min) (((maj) << 8) | (min))
150#endif 225#endif
151#ifndef major 226#ifndef major
152# define major(dev) ((dev) >> 8) 227# define major(dev) ((dev) >> 8)
153#endif 228#endif
154#ifndef minor 229#ifndef minor
155# define minor(dev) ((dev) & 0xff) 230# define minor(dev) ((dev) & 0xff)
156#endif 231#endif
157 232
233/* solaris has a non-posix/unix compliant PAGESIZE that breaks compilation */
234#ifdef __sun
158#ifndef PAGESIZE 235# undef PAGESIZE
236#endif
237
238#if PAGESIZE <= 0
159# define PAGESIZE sysconf (_SC_PAGESIZE) 239# define PAGESIZE sysconf (_SC_PAGESIZE)
160#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"
161 354
162/*****************************************************************************/ 355/*****************************************************************************/
163 356
164static void 357static void
165fiemap (eio_req *req) 358fiemap (eio_req *req)
166{ 359{
167 req->result = -1; 360 req->result = -1;
168 361
169#if HAVE_FIEMAP 362#if HAVE_FIEMAP
363 /* assume some c99 */
364 struct fiemap *fiemap = 0;
365 size_t end_offset;
170 int count = req->int3; 366 int count = req->int3;
171 367
172 /* heuristic: first try with 72 extents if we don't know how many, */ 368 req->flags |= EIO_FLAG_PTR1_FREE;
173 /* as most files have (hopefully) fewer than this many extents */ 369
174 /* in fact, most should have <= 2, so 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 */
175 if (count < 0) 372 if (count < 0)
176 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);
177 403
178 for (;;) 404 for (;;)
179 { 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;
180 struct fiemap *fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); 423 fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
181 errno = ENOMEM; 424 errno = ENOMEM;
182 if (!fiemap) 425 if (!fiemap)
183 return; 426 return;
184 427
185 req->ptr1 = fiemap; 428 req->ptr1 = fiemap;
186 req->flags |= EIO_FLAG_PTR1_FREE;
187 429
188 fiemap->fm_start = req->offs; 430 for (count = 0; count < incmap->fm_mapped_extents; ++count)
189 fiemap->fm_length = req->size; 431 {
190 fiemap->fm_flags = req->int2; 432 struct fiemap_extent *e = incmap->fm_extents + count;
191 fiemap->fm_extent_count = count;
192 433
193 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap)) 434 fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
194 return;
195 435
196 if (req->int3 >= 0) 436 if (e->fe_logical >= end_offset)
197 break; /* when not autosizing we are done */ 437 goto done;
198 438
199 if (fiemap->fm_mapped_extents < count) 439 if (e->fe_flags & FIEMAP_EXTENT_LAST)
200 /* either autosizing succeeded, 440 goto done;
201 * or the file had no extents
202 * or we luckily had enough space */
203 break;
204 441
205 /* some kernels overwrite fm_length, so just reset everything */ 442 }
206 fiemap->fm_start = req->offs;
207 fiemap->fm_length = req->size;
208 fiemap->fm_flags = req->int2;
209 fiemap->fm_extent_count = 0;
210
211 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap))
212 return;
213
214 /* to work around a kernel bug, we allocate one more */
215 count = fiemap->fm_mapped_extents + 1;
216
217 free (fiemap);
218 } 443 }
219 444
445done:
220 req->result = 0; 446 req->result = 0;
221 447
222#else 448#else
223 errno = ENOSYS; 449 errno = ENOSYS;
224#endif 450#endif
225} 451}
226 452
227/*****************************************************************************/ 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
228 465
229enum { 466enum {
230 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 467 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
231}; 468};
232 469
… …
256 /* read any signals sent by the worker threads */ 493 /* read any signals sent by the worker threads */
257 s_epipe_drain (&respipe); 494 s_epipe_drain (&respipe);
258} 495}
259 496
260/* must be called at most once */ 497/* must be called at most once */
498ecb_noinline
261static SV * 499static SV *
262req_sv (aio_req req, HV *stash) 500req_sv (aio_req req, HV *stash)
263{ 501{
264 if (!req->self) 502 if (!req->self)
265 { 503 {
… …
271} 509}
272 510
273static SV * 511static SV *
274newSVaio_wd (aio_wd wd) 512newSVaio_wd (aio_wd wd)
275{ 513{
276 return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash); 514 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
277} 515}
278 516
517ecb_noinline
279static aio_req 518static aio_req
280SvAIO_REQ (SV *sv) 519SvAIO_REQ (SV *sv)
281{ 520{
282 MAGIC *mg; 521 MAGIC *mg;
283 522
… …
300 || SvTYPE (SvRV (sv)) != SVt_PVMG 539 || SvTYPE (SvRV (sv)) != SVt_PVMG
301 || SvSTASH (SvRV (sv)) != aio_wd_stash) 540 || SvSTASH (SvRV (sv)) != aio_wd_stash)
302 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");
303 542
304 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;
305} 569}
306 570
307static void 571static void
308aio_grp_feed (aio_req grp) 572aio_grp_feed (aio_req grp)
309{ 573{
… …
321 FREETMPS; 585 FREETMPS;
322 LEAVE; 586 LEAVE;
323 } 587 }
324} 588}
325 589
590ecb_noinline
326static void 591static void
327req_submit (eio_req *req) 592req_submit (eio_req *req)
328{ 593{
329 eio_submit (req); 594 eio_submit (req);
330 595
… …
437 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))));
438 } 703 }
439 break; 704 break;
440 705
441 case EIO_OPEN: 706 case EIO_OPEN:
442 { 707 PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR)));
443 /* convert fd to fh */
444 SV *fh = &PL_sv_undef;
445
446 if (req->result >= 0)
447 {
448 GV *gv = (GV *)sv_newmortal ();
449 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR);
450 char sym [64];
451 int symlen;
452
453 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
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 (int)req->result
462 );
463
464 if (do_open (gv, sym, symlen, 0, 0, 0, 0))
465 fh = (SV *)gv;
466 }
467
468 PUSHs (fh);
469 }
470 break; 708 break;
471 709
472 case EIO_STATVFS: 710 case EIO_STATVFS:
473 case EIO_FSTATVFS: 711 case EIO_FSTATVFS:
474 { 712 {
… …
477#ifndef _WIN32 715#ifndef _WIN32
478 if (req->result >= 0) 716 if (req->result >= 0)
479 { 717 {
480 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 718 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
481 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));
482 725
483 rv = sv_2mortal (newRV_noinc ((SV *)hv)); 726 rv = sv_2mortal (newRV_noinc ((SV *)hv));
484 727
485 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);
486 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);
… …
488 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);
489 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);
490 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);
491 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);
492 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);
493 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); 736 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
494 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);
495 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);
496 } 739 }
497#endif 740#endif
498 741
… …
549 SvSETMAGIC (req->sv2); 792 SvSETMAGIC (req->sv2);
550 PUSHs (sv_result); 793 PUSHs (sv_result);
551 } 794 }
552 break; 795 break;
553 796
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
554 case EIO_CUSTOM: 821 case EIO_CUSTOM:
555 if (req->feed == fiemap) 822 if (req->feed == fiemap)
556 { 823 {
557#if HAVE_FIEMAP 824#if HAVE_FIEMAP
558 if (!req->result) 825 if (!req->result)
… …
589 } 856 }
590 else 857 else
591 PUSHs (sv_result); 858 PUSHs (sv_result);
592 break; 859 break;
593 860
861#if 0
862 case EIO_CLOSE:
863 PerlIOUnix_refcnt_dec (req->int1);
864 break;
865#endif
866
594 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 */
595 if (req->result > 0) 868 if (req->result > 0)
596 SvIV_set (sv_result, 0); 869 SvIV_set (sv_result, 0);
597 /* FALLTHROUGH */ 870 /* FALLTHROUGH */
598 871
… …
649 grp->sv2 = 0; 922 grp->sv2 = 0;
650 923
651 eio_grp_cancel (grp); 924 eio_grp_cancel (grp);
652} 925}
653 926
654static void ecb_cold 927ecb_cold
928static void
655create_respipe (void) 929create_respipe (void)
656{ 930{
657 if (s_epipe_renew (&respipe)) 931 if (s_epipe_renew (&respipe))
658 croak ("IO::AIO: unable to initialize result pipe"); 932 croak ("IO::AIO: unable to initialize result pipe");
659} 933}
… …
663{ 937{
664 while (eio_nreqs ()) 938 while (eio_nreqs ())
665 { 939 {
666 int size; 940 int size;
667 941
668 X_LOCK (reslock); 942 X_LOCK (EIO_POOL->reslock);
669 size = res_queue.size; 943 size = EIO_POOL->res_queue.size;
670 X_UNLOCK (reslock); 944 X_UNLOCK (EIO_POOL->reslock);
671 945
672 if (size) 946 if (size)
673 return; 947 return;
674 948
675 etp_maybe_start_thread (); 949 etp_maybe_start_thread (EIO_POOL);
676 950
677 s_epipe_wait (&respipe); 951 s_epipe_wait (&respipe);
678 } 952 }
679} 953}
680 954
… …
693 967
694 poll_wait (); 968 poll_wait ();
695 } 969 }
696} 970}
697 971
698static void ecb_cold 972ecb_cold
973static void
699reinit (void) 974reinit (void)
700{ 975{
701 create_respipe (); 976 create_respipe ();
702 977
703 if (eio_init (want_poll, done_poll) < 0) 978 if (eio_init (want_poll, done_poll) < 0)
704 croak ("IO::AIO: unable to initialise eio library"); 979 croak ("IO::AIO: unable to initialise eio library");
705} 980}
706 981
707/*****************************************************************************/ 982/*****************************************************************************/
708 983
709#if !_POSIX_MAPPED_FILES
710# define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS ()
711# define munmap(addr,length) EIO_ENOSYS ()
712#endif
713
714#if !_POSIX_MEMORY_PROTECTION
715# define mprotect(addr,len,prot) EIO_ENOSYS ()
716# define PROT_NONE 0
717# define PROT_WRITE 0
718# define MAP_PRIVATE 0
719# define MAP_SHARED 0
720# define MAP_FIXED 0
721#endif
722
723#define MMAP_MAGIC PERL_MAGIC_ext
724
725static int ecb_cold
726mmap_free (pTHX_ SV *sv, MAGIC *mg)
727{
728 int old_errno = errno;
729 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
730 errno = old_errno;
731
732 mg->mg_obj = 0; /* just in case */
733
734 SvREADONLY_off (sv);
735
736 if (SvPVX (sv) != mg->mg_ptr)
737 croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected");
738
739 SvCUR_set (sv, 0);
740 SvPVX (sv) = 0;
741 SvOK_off (sv);
742
743 return 0;
744}
745
746static MGVTBL mmap_vtbl = {
747 0, 0, 0, 0, mmap_free
748};
749
750/*****************************************************************************/
751
752static SV * 984static SV *
753get_cb (SV *cb_sv) 985get_cb (SV *cb_sv)
754{ 986{
755 SvGETMAGIC (cb_sv); 987 SvGETMAGIC (cb_sv);
756 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 988 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
757} 989}
758 990
991ecb_noinline
759static aio_req ecb_noinline 992static aio_req ecb_noinline
760dreq (SV *callback) 993dreq (SV *callback)
761{ 994{
762 SV *cb_cv; 995 SV *cb_cv;
763 aio_req req; 996 aio_req req;
… …
785 SPAGAIN; \ 1018 SPAGAIN; \
786 \ 1019 \
787 if (GIMME_V != G_VOID) \ 1020 if (GIMME_V != G_VOID) \
788 XPUSHs (req_sv (req, aio_req_stash)); 1021 XPUSHs (req_sv (req, aio_req_stash));
789 1022
1023/* *wdsv, *pathsv, *wd and *ptr must be 0-initialized */
790ecb_inline void 1024ecb_inline
1025void
791req_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)
792{ 1027{
793 if (expect_false (SvROK (path))) 1028 if (expect_false (SvROK (path)))
794 { 1029 {
795 SV *rv = SvRV (path); 1030 SV *rv = SvRV (path);
796 SV *wdob; 1031 SV *wdob;
… …
821 1056
822 *pathsv = newSVsv (path); 1057 *pathsv = newSVsv (path);
823 *ptr = SvPVbyte_nolen (*pathsv); 1058 *ptr = SvPVbyte_nolen (*pathsv);
824} 1059}
825 1060
826static void ecb_noinline 1061ecb_noinline
1062static void
827req_set_path1 (aio_req req, SV *path) 1063req_set_path1 (aio_req req, SV *path)
828{ 1064{
829 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);
830} 1066}
831 1067
832static void ecb_noinline 1068ecb_noinline
1069static void
833req_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)
834{ 1071{
835 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;
836 1073
837 switch (SvTYPE (rv)) 1074 switch (SvTYPE (rv))
… …
849 req_set_path1 (req, fh_or_path); 1086 req_set_path1 (req, fh_or_path);
850 break; 1087 break;
851 } 1088 }
852} 1089}
853 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
854XS(boot_IO__AIO) ecb_cold; 1136XS(boot_IO__AIO) ecb_cold;
855 1137
856MODULE = IO::AIO PACKAGE = IO::AIO 1138MODULE = IO::AIO PACKAGE = IO::AIO
857 1139
858PROTOTYPES: ENABLE 1140PROTOTYPES: ENABLE
… …
865 } *civ, const_iv[] = { 1147 } *civ, const_iv[] = {
866# define const_niv(name, value) { # name, (IV) value }, 1148# define const_niv(name, value) { # name, (IV) value },
867# define const_iv(name) { # name, (IV) name }, 1149# define const_iv(name) { # name, (IV) name },
868# define const_eio(name) { # name, (IV) EIO_ ## name }, 1150# define const_eio(name) { # name, (IV) EIO_ ## name },
869 1151
870 /* 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 */
871 1153 /* the first block can be undef if missing */
872 const_iv (ENOSYS) 1154 const_iv (ENOSYS)
873 const_iv (EXDEV) 1155 const_iv (EXDEV)
874 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)
875 1177
876 const_iv (O_RDONLY) 1178 const_iv (O_RDONLY)
877 const_iv (O_WRONLY) 1179 const_iv (O_WRONLY)
878 const_iv (O_RDWR) 1180 const_iv (O_RDWR)
879 const_iv (O_CREAT) 1181 const_iv (O_CREAT)
… …
893 const_iv (O_SEARCH) 1195 const_iv (O_SEARCH)
894 const_iv (O_DIRECTORY) 1196 const_iv (O_DIRECTORY)
895 const_iv (O_DSYNC) 1197 const_iv (O_DSYNC)
896 const_iv (O_RSYNC) 1198 const_iv (O_RSYNC)
897 const_iv (O_SYNC) 1199 const_iv (O_SYNC)
1200 const_iv (O_PATH)
1201 const_iv (O_TMPFILE)
898 const_iv (O_TTY_INIT) 1202 const_iv (O_TTY_INIT)
899 1203
900 const_iv (S_IFIFO) 1204 const_iv (S_IFIFO)
901 const_iv (S_IFCHR) 1205 const_iv (S_IFCHR)
902 const_iv (S_IFBLK) 1206 const_iv (S_IFBLK)
… …
904 const_iv (S_IFREG) 1208 const_iv (S_IFREG)
905 const_iv (S_IFDIR) 1209 const_iv (S_IFDIR)
906 const_iv (S_IFWHT) 1210 const_iv (S_IFWHT)
907 const_iv (S_IFSOCK) 1211 const_iv (S_IFSOCK)
908 const_iv (S_IFMT) 1212 const_iv (S_IFMT)
909
910 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
911 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
912 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
913 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
914 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
915 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
916
917 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
918 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
919 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
920 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
921 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
922 1213
923 const_iv (ST_RDONLY) 1214 const_iv (ST_RDONLY)
924 const_iv (ST_NOSUID) 1215 const_iv (ST_NOSUID)
925 const_iv (ST_NODEV) 1216 const_iv (ST_NODEV)
926 const_iv (ST_NOEXEC) 1217 const_iv (ST_NOEXEC)
… …
936 const_iv (PROT_NONE) 1227 const_iv (PROT_NONE)
937 const_iv (PROT_EXEC) 1228 const_iv (PROT_EXEC)
938 const_iv (PROT_READ) 1229 const_iv (PROT_READ)
939 const_iv (PROT_WRITE) 1230 const_iv (PROT_WRITE)
940 1231
941 /*const_iv (MAP_FIXED)*/
942 const_iv (MAP_PRIVATE) 1232 const_iv (MAP_PRIVATE)
943 const_iv (MAP_SHARED) 1233 const_iv (MAP_SHARED)
1234 const_iv (MAP_FIXED)
944 const_iv (MAP_ANONYMOUS) 1235 const_iv (MAP_ANONYMOUS)
945 1236
946 /* linuxish */ 1237 /* linuxish */
947 const_iv (MAP_HUGETLB)
948 const_iv (MAP_LOCKED) 1238 const_iv (MAP_LOCKED)
949 const_iv (MAP_NORESERVE) 1239 const_iv (MAP_NORESERVE)
950 const_iv (MAP_POPULATE) 1240 const_iv (MAP_POPULATE)
951 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 const_iv (FS_IOC_FIEMAP)
1282 const_iv (FS_IOC_FSGETXATTR)
1283 const_iv (FS_IOC_FSSETXATTR)
1284 const_iv (FS_IOC_SET_ENCRYPTION_POLICY)
1285 const_iv (FS_IOC_GET_ENCRYPTION_PWSALT)
1286 const_iv (FS_IOC_GET_ENCRYPTION_POLICY)
1287
1288 const_iv (FS_KEY_DESCRIPTOR_SIZE)
1289
1290 const_iv (FS_SECRM_FL)
1291 const_iv (FS_UNRM_FL)
1292 const_iv (FS_COMPR_FL)
1293 const_iv (FS_SYNC_FL)
1294 const_iv (FS_IMMUTABLE_FL)
1295 const_iv (FS_APPEND_FL)
1296 const_iv (FS_NODUMP_FL)
1297 const_iv (FS_NOATIME_FL)
1298 const_iv (FS_DIRTY_FL)
1299 const_iv (FS_COMPRBLK_FL)
1300 const_iv (FS_NOCOMP_FL)
1301 const_iv (FS_ENCRYPT_FL)
1302 const_iv (FS_BTREE_FL)
1303 const_iv (FS_INDEX_FL)
1304 const_iv (FS_JOURNAL_DATA_FL)
1305 const_iv (FS_NOTAIL_FL)
1306 const_iv (FS_DIRSYNC_FL)
1307 const_iv (FS_TOPDIR_FL)
1308 const_iv (FS_FL_USER_MODIFIABLE)
1309
1310 const_iv (FS_XFLAG_REALTIME)
1311 const_iv (FS_XFLAG_PREALLOC)
1312 const_iv (FS_XFLAG_IMMUTABLE)
1313 const_iv (FS_XFLAG_APPEND)
1314 const_iv (FS_XFLAG_SYNC)
1315 const_iv (FS_XFLAG_NOATIME)
1316 const_iv (FS_XFLAG_NODUMP)
1317 const_iv (FS_XFLAG_RTINHERIT)
1318 const_iv (FS_XFLAG_PROJINHERIT)
1319 const_iv (FS_XFLAG_NOSYMLINKS)
1320 const_iv (FS_XFLAG_EXTSIZE)
1321 const_iv (FS_XFLAG_EXTSZINHERIT)
1322 const_iv (FS_XFLAG_NODEFRAG)
1323 const_iv (FS_XFLAG_FILESTREAM)
1324 const_iv (FS_XFLAG_DAX)
1325 const_iv (FS_XFLAG_HASATTR)
952 1326
953 const_iv (FIEMAP_FLAG_SYNC) 1327 const_iv (FIEMAP_FLAG_SYNC)
954 const_iv (FIEMAP_FLAG_XATTR) 1328 const_iv (FIEMAP_FLAG_XATTR)
955 const_iv (FIEMAP_FLAGS_COMPAT) 1329 const_iv (FIEMAP_FLAGS_COMPAT)
956 const_iv (FIEMAP_EXTENT_LAST) 1330 const_iv (FIEMAP_EXTENT_LAST)
… …
968 const_iv (SPLICE_F_MOVE) 1342 const_iv (SPLICE_F_MOVE)
969 const_iv (SPLICE_F_NONBLOCK) 1343 const_iv (SPLICE_F_NONBLOCK)
970 const_iv (SPLICE_F_MORE) 1344 const_iv (SPLICE_F_MORE)
971 const_iv (SPLICE_F_GIFT) 1345 const_iv (SPLICE_F_GIFT)
972 1346
1347 const_iv (EFD_CLOEXEC)
1348 const_iv (EFD_NONBLOCK)
1349 const_iv (EFD_SEMAPHORE)
1350
1351 const_iv (MFD_CLOEXEC)
1352 const_iv (MFD_ALLOW_SEALING)
1353 const_iv (MFD_HUGETLB)
1354 const_iv (MFD_HUGETLB_2MB)
1355 const_iv (MFD_HUGETLB_1GB)
1356
1357 const_iv (CLOCK_REALTIME)
1358 const_iv (CLOCK_MONOTONIC)
1359 const_iv (CLOCK_BOOTTIME)
1360 const_iv (CLOCK_REALTIME_ALARM)
1361 const_iv (CLOCK_BOOTTIME_ALARM)
1362
1363 const_iv (TFD_NONBLOCK)
1364 const_iv (TFD_CLOEXEC)
1365
1366 const_iv (TFD_TIMER_ABSTIME)
1367 const_iv (TFD_TIMER_CANCEL_ON_SET)
1368
1369 const_iv (STATX_TYPE)
1370 const_iv (STATX_MODE)
1371 const_iv (STATX_NLINK)
1372 const_iv (STATX_UID)
1373 const_iv (STATX_GID)
1374 const_iv (STATX_ATIME)
1375 const_iv (STATX_MTIME)
1376 const_iv (STATX_CTIME)
1377 const_iv (STATX_INO)
1378 const_iv (STATX_SIZE)
1379 const_iv (STATX_BLOCKS)
1380 const_iv (STATX_BASIC_STATS)
973 const_iv (SEEK_DATA) 1381 const_iv (STATX_ALL)
1382 const_iv (STATX_BTIME)
1383 const_iv (STATX_ATTR_COMPRESSED)
1384 const_iv (STATX_ATTR_IMMUTABLE)
1385 const_iv (STATX_ATTR_APPEND)
1386 const_iv (STATX_ATTR_NODUMP)
1387 const_iv (STATX_ATTR_ENCRYPTED)
1388 const_iv (STATX_ATTR_AUTOMOUNT)
1389
1390 const_iv (AT_FDCWD)
1391 const_iv (AT_SYMLINK_NOFOLLOW)
1392 const_iv (AT_EACCESS)
1393 const_iv (AT_REMOVEDIR)
1394 const_iv (AT_SYMLINK_FOLLOW)
1395 const_iv (AT_NO_AUTOMOUNT)
1396 const_iv (AT_EMPTY_PATH)
1397 const_iv (AT_STATX_SYNC_TYPE)
1398 const_iv (AT_STATX_AS_STAT)
1399 const_iv (AT_STATX_FORCE_SYNC)
1400 const_iv (AT_STATX_DONT_SYNC)
1401 const_iv (AT_RECURSIVE)
1402
1403 const_iv (OPEN_TREE_CLONE)
1404
1405 const_iv (FSOPEN_CLOEXEC)
1406
1407 const_iv (FSPICK_CLOEXEC)
1408 const_iv (FSPICK_SYMLINK_NOFOLLOW)
1409 const_iv (FSPICK_NO_AUTOMOUNT)
1410 const_iv (FSPICK_EMPTY_PATH)
1411
1412 const_iv (MOVE_MOUNT_F_SYMLINKS)
1413 const_iv (MOVE_MOUNT_F_AUTOMOUNTS)
1414 const_iv (MOVE_MOUNT_F_EMPTY_PATH)
1415 const_iv (MOVE_MOUNT_T_SYMLINKS)
1416 const_iv (MOVE_MOUNT_T_AUTOMOUNTS)
1417 const_iv (MOVE_MOUNT_T_EMPTY_PATH)
1418
1419 /* waitid */
1420 const_iv (P_PID)
1421 const_iv (P_PIDFD)
1422 const_iv (P_PGID)
1423 const_iv (P_ALL)
1424
1425 const_iv (FSCONFIG_SET_FLAG)
1426 const_iv (FSCONFIG_SET_STRING)
1427 const_iv (FSCONFIG_SET_BINARY)
1428 const_iv (FSCONFIG_SET_PATH)
1429 const_iv (FSCONFIG_SET_PATH_EMPTY)
1430 const_iv (FSCONFIG_SET_FD)
1431 const_iv (FSCONFIG_CMD_CREATE)
1432 const_iv (FSCONFIG_CMD_RECONFIGURE)
1433
1434 const_iv (MOUNT_ATTR_RDONLY)
1435 const_iv (MOUNT_ATTR_NOSUID)
1436 const_iv (MOUNT_ATTR_NODEV)
1437 const_iv (MOUNT_ATTR_NOEXEC)
1438 const_iv (MOUNT_ATTR__ATIME)
1439 const_iv (MOUNT_ATTR_RELATIME)
1440 const_iv (MOUNT_ATTR_NOATIME)
1441 const_iv (MOUNT_ATTR_STRICTATIME)
1442 const_iv (MOUNT_ATTR_NODIRATIME)
1443
1444 /* sys/mount.h */
1445 const_iv (MS_RDONLY)
1446 const_iv (MS_NOSUID)
1447 const_iv (MS_NODEV)
1448 const_iv (MS_NOEXEC)
1449 const_iv (MS_SYNCHRONOUS)
1450 const_iv (MS_REMOUNT)
1451 const_iv (MS_MANDLOCK)
1452 const_iv (MS_DIRSYNC)
1453 const_iv (MS_NOATIME)
1454 const_iv (MS_NODIRATIME)
1455 const_iv (MS_BIND)
974 const_iv (SEEK_HOLE) 1456 const_iv (MS_MOVE)
1457 const_iv (MS_REC)
1458 const_iv (MS_SILENT)
1459 const_iv (MS_POSIXACL)
1460 const_iv (MS_UNBINDABLE)
1461 const_iv (MS_PRIVATE)
1462 const_iv (MS_SLAVE)
1463 const_iv (MS_SHARED)
1464 const_iv (MS_RELATIME)
1465 const_iv (MS_KERNMOUNT)
1466 const_iv (MS_I_VERSION)
1467 const_iv (MS_STRICTATIME)
1468 const_iv (MS_LAZYTIME)
1469 const_iv (MS_ACTIVE)
1470 const_iv (MS_NOUSER)
1471 const_iv (MS_RMT_MASK)
1472 const_iv (MS_MGC_VAL)
1473 const_iv (MS_MGC_MSK)
975 1474
976 /* libeio constants */ 1475 const_iv (MNT_FORCE)
1476 const_iv (MNT_DETACH)
1477 const_iv (MNT_EXPIRE)
1478 const_iv (UMOUNT_NOFOLLOW)
1479
1480 const_iv (BLKROSET)
1481 const_iv (BLKROGET)
1482 const_iv (BLKRRPART)
1483 const_iv (BLKGETSIZE)
1484 const_iv (BLKFLSBUF)
1485 const_iv (BLKRASET)
1486 const_iv (BLKRAGET)
1487 const_iv (BLKFRASET)
1488 const_iv (BLKFRAGET)
1489 const_iv (BLKSECTSET)
1490 const_iv (BLKSECTGET)
1491 const_iv (BLKSSZGET)
1492 const_iv (BLKBSZGET)
1493 const_iv (BLKBSZSET)
1494 const_iv (BLKGETSIZE64)
1495
1496 /* these are libeio constants, and are independent of gendef0 */
977 const_eio (SEEK_SET) 1497 const_eio (SEEK_SET)
978 const_eio (SEEK_CUR) 1498 const_eio (SEEK_CUR)
979 const_eio (SEEK_END) 1499 const_eio (SEEK_END)
980 1500
981 const_eio (MCL_FUTURE) 1501 const_eio (MCL_FUTURE)
982 const_eio (MCL_CURRENT) 1502 const_eio (MCL_CURRENT)
1503 const_eio (MCL_ONFAULT)
983 1504
984 const_eio (MS_ASYNC) 1505 const_eio (MS_ASYNC)
985 const_eio (MS_INVALIDATE) 1506 const_eio (MS_INVALIDATE)
986 const_eio (MS_SYNC) 1507 const_eio (MS_SYNC)
987 1508
… …
991 const_eio (SYNC_FILE_RANGE_WRITE) 1512 const_eio (SYNC_FILE_RANGE_WRITE)
992 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 1513 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
993 1514
994 const_eio (FALLOC_FL_KEEP_SIZE) 1515 const_eio (FALLOC_FL_KEEP_SIZE)
995 const_eio (FALLOC_FL_PUNCH_HOLE) 1516 const_eio (FALLOC_FL_PUNCH_HOLE)
1517 const_eio (FALLOC_FL_COLLAPSE_RANGE)
1518 const_eio (FALLOC_FL_ZERO_RANGE)
1519 const_eio (FALLOC_FL_INSERT_RANGE)
1520 const_eio (FALLOC_FL_UNSHARE_RANGE)
1521
1522 const_eio (RENAME_NOREPLACE)
1523 const_eio (RENAME_EXCHANGE)
1524 const_eio (RENAME_WHITEOUT)
996 1525
997 const_eio (READDIR_DENTS) 1526 const_eio (READDIR_DENTS)
998 const_eio (READDIR_DIRS_FIRST) 1527 const_eio (READDIR_DIRS_FIRST)
999 const_eio (READDIR_STAT_ORDER) 1528 const_eio (READDIR_STAT_ORDER)
1000 const_eio (READDIR_FOUND_UNKNOWN) 1529 const_eio (READDIR_FOUND_UNKNOWN)
… …
1018 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) 1547 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
1019 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); 1548 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
1020 1549
1021 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1550 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
1022 1551
1552 /* allocate dummy pipe fd for aio_close */
1553 {
1554 int pipefd [2];
1555
1556 if (
1557#ifdef _WIN32
1558 _pipe (pipefd, 1, _O_BINARY) < 0
1559#else
1560 pipe (pipefd) < 0
1561 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1562#endif
1563 || close (pipefd [1]) < 0
1564 )
1565 croak ("IO::AIO: unable to create dummy pipe for aio_close");
1566
1567 close_fd = pipefd [0];
1568 }
1569
1023 reinit (); 1570 reinit ();
1024} 1571}
1025 1572
1026void 1573void
1027reinit () 1574reinit ()
… …
1068 PROTOTYPE: $ 1615 PROTOTYPE: $
1069 CODE: 1616 CODE:
1070 max_outstanding = maxreqs; 1617 max_outstanding = maxreqs;
1071 1618
1072void 1619void
1073aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef) 1620aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef)
1074 PPCODE: 1621 PPCODE:
1075{ 1622{
1076 dREQ; 1623 dREQ;
1077 1624
1078 req->type = EIO_WD_OPEN; 1625 req->type = EIO_WD_OPEN;
… …
1080 1627
1081 REQ_SEND; 1628 REQ_SEND;
1082} 1629}
1083 1630
1084void 1631void
1085aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1632aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef)
1086 PPCODE: 1633 PPCODE:
1087{ 1634{
1088 dREQ; 1635 dREQ;
1089 1636
1090 req->type = EIO_OPEN; 1637 req->type = EIO_OPEN;
… …
1094 1641
1095 REQ_SEND; 1642 REQ_SEND;
1096} 1643}
1097 1644
1098void 1645void
1099aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1646aio_fsync (SV *fh, SV *callback = &PL_sv_undef)
1100 ALIAS: 1647 ALIAS:
1101 aio_fsync = EIO_FSYNC 1648 aio_fsync = EIO_FSYNC
1102 aio_fdatasync = EIO_FDATASYNC 1649 aio_fdatasync = EIO_FDATASYNC
1103 aio_syncfs = EIO_SYNCFS 1650 aio_syncfs = EIO_SYNCFS
1104 PPCODE: 1651 PPCODE:
1105{ 1652{
1106 int fd = s_fileno_croak (fh, 0); 1653 int fd = s_fileno_croak (fh, 0);
1107 dREQ; 1654 dREQ;
1108 1655
1109 req->type = ix; 1656 req->type = ix;
1110 req->sv1 = newSVsv (fh); 1657 req->sv1 = newSVsv (fh);
1111 req->int1 = fd; 1658 req->int1 = fd;
1112 1659
1113 REQ_SEND; 1660 REQ_SEND;
1114} 1661}
1115 1662
1116void 1663void
1117aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 1664aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef)
1118 PPCODE: 1665 PPCODE:
1119{ 1666{
1120 int fd = s_fileno_croak (fh, 0); 1667 int fd = s_fileno_croak (fh, 0);
1121 dREQ; 1668 dREQ;
1122 1669
1123 req->type = EIO_SYNC_FILE_RANGE; 1670 req->type = EIO_SYNC_FILE_RANGE;
1124 req->sv1 = newSVsv (fh); 1671 req->sv1 = newSVsv (fh);
1125 req->int1 = fd; 1672 req->int1 = fd;
… …
1129 1676
1130 REQ_SEND; 1677 REQ_SEND;
1131} 1678}
1132 1679
1133void 1680void
1134aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) 1681aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef)
1135 PPCODE: 1682 PPCODE:
1136{ 1683{
1137 int fd = s_fileno_croak (fh, 0); 1684 int fd = s_fileno_croak (fh, 0);
1138 dREQ; 1685 dREQ;
1139 1686
1140 req->type = EIO_FALLOCATE; 1687 req->type = EIO_FALLOCATE;
1141 req->sv1 = newSVsv (fh); 1688 req->sv1 = newSVsv (fh);
1142 req->int1 = fd; 1689 req->int1 = fd;
… …
1146 1693
1147 REQ_SEND; 1694 REQ_SEND;
1148} 1695}
1149 1696
1150void 1697void
1151aio_close (SV *fh, SV *callback=&PL_sv_undef) 1698aio_close (SV *fh, SV *callback = &PL_sv_undef)
1152 PPCODE: 1699 PPCODE:
1153{ 1700{
1154 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1155 int fd = s_fileno_croak (fh, 0); 1701 int fd = s_fileno_croak (fh, 0);
1156 dREQ; 1702 dREQ;
1703#if 0
1704 /* partially duplicate logic in s_fileno */
1705 SvGETMAGIC (fh);
1157 1706
1158 if (expect_false (close_fd < 0)) 1707 if (SvROK (fh))
1708 {
1709 fh = SvRV (fh);
1710 SvGETMAGIC (fh);
1711 }
1712
1713 if (SvTYPE (fh) == SVt_PVGV)
1159 { 1714 {
1160 int pipefd [2]; 1715 /* perl filehandle */
1716 PerlIOUnix_refcnt_inc (fd);
1717 do_close ((GV *)fh, 1);
1161 1718
1162 if ( 1719 req->type = EIO_CLOSE;
1163#ifdef _WIN32 1720 req->int1 = fd;
1164 _pipe (pipefd, 1, _O_BINARY) < 0 1721 /*req->sv2 = newSVsv (fh);*/ /* since we stole the fd, no need to keep the fh */
1165#else
1166 pipe (pipefd) < 0
1167 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1168#endif
1169 || close (pipefd [1]) < 0
1170 )
1171 abort (); /*D*/
1172
1173 close_fd = pipefd [0];
1174 } 1722 }
1175 1723 else
1724#endif
1725 {
1726 /* fd number */
1176 req->type = EIO_DUP2; 1727 req->type = EIO_DUP2;
1177 req->int1 = close_fd; 1728 req->int1 = close_fd;
1178 req->sv2 = newSVsv (fh); 1729 req->sv2 = newSVsv (fh);
1179 req->int2 = fd; 1730 req->int2 = fd;
1731 }
1180 1732
1181 REQ_SEND; 1733 REQ_SEND;
1182} 1734}
1183 1735
1184void 1736void
1185aio_seek (SV *fh, SV *offset, int whence, SV *callback=&PL_sv_undef) 1737aio_seek (SV *fh, SV *offset, int whence, SV *callback = &PL_sv_undef)
1186 PPCODE: 1738 PPCODE:
1187{ 1739{
1188 int fd = s_fileno_croak (fh, 0); 1740 int fd = s_fileno_croak (fh, 0);
1189 dREQ; 1741 dREQ;
1190 1742
… …
1196 1748
1197 REQ_SEND; 1749 REQ_SEND;
1198} 1750}
1199 1751
1200void 1752void
1201aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 1753aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback = &PL_sv_undef)
1202 ALIAS: 1754 ALIAS:
1203 aio_read = EIO_READ 1755 aio_read = EIO_READ
1204 aio_write = EIO_WRITE 1756 aio_write = EIO_WRITE
1205 PPCODE: 1757 PPCODE:
1206{ 1758{
… …
1222 len = svlen - dataoffset; 1774 len = svlen - dataoffset;
1223 } 1775 }
1224 else 1776 else
1225 { 1777 {
1226 /* read: check type and grow scalar as necessary */ 1778 /* read: check type and grow scalar as necessary */
1227 SvUPGRADE (data, SVt_PV);
1228 if (SvLEN (data) >= SvCUR (data)) 1779 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1229 svptr = SvGROW (data, len + dataoffset + 1); 1780 svptr = sv_grow (data, len + dataoffset + 1);
1230 else if (SvCUR (data) < len + dataoffset) 1781 else if (SvCUR (data) < len + dataoffset)
1231 croak ("length + dataoffset outside of scalar, and cannot grow"); 1782 croak ("length + dataoffset outside of scalar, and cannot grow");
1232 } 1783 }
1233 1784
1234 { 1785 {
… …
1252 REQ_SEND; 1803 REQ_SEND;
1253 } 1804 }
1254} 1805}
1255 1806
1256void 1807void
1808aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef)
1809 ALIAS:
1810 aio_ioctl = EIO_IOCTL
1811 aio_fcntl = EIO_FCNTL
1812 PPCODE:
1813{
1814 int fd = s_fileno_croak (fh, 0);
1815 char *svptr;
1816
1817 if (SvPOK (arg) || !SvNIOK (arg))
1818 {
1819 STRLEN svlen;
1820 /* perl uses IOCPARM_LEN for fcntl, so we do, too */
1821#ifdef IOCPARM_LEN
1822 STRLEN need = IOCPARM_LEN (request);
1823#else
1824 STRLEN need = 256;
1825#endif
1826
1827 if (svlen < need)
1828 svptr = SvGROW (arg, need);
1829 }
1830 else
1831 svptr = (char *)SvIV (arg);
1832
1833 {
1834 dREQ;
1835
1836 req->type = ix;
1837 req->sv1 = newSVsv (fh);
1838 req->int1 = fd;
1839 req->int2 = (long)request;
1840 req->sv2 = SvREFCNT_inc (arg);
1841 req->ptr2 = svptr;
1842
1843 REQ_SEND;
1844 }
1845}
1846
1847void
1257aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1848aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1258 ALIAS: 1849 ALIAS:
1259 aio_readlink = EIO_READLINK 1850 aio_readlink = EIO_READLINK
1260 aio_realpath = EIO_REALPATH 1851 aio_realpath = EIO_REALPATH
1261 PPCODE: 1852 PPCODE:
1262{ 1853{
… …
1267 1858
1268 REQ_SEND; 1859 REQ_SEND;
1269} 1860}
1270 1861
1271void 1862void
1272aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1863aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef)
1273 PPCODE: 1864 PPCODE:
1274{ 1865{
1275 int ifd = s_fileno_croak (in_fh , 0); 1866 int ifd = s_fileno_croak (in_fh , 0);
1276 int ofd = s_fileno_croak (out_fh, 1); 1867 int ofd = s_fileno_croak (out_fh, 1);
1277 dREQ; 1868 dREQ;
1278 1869
1279 req->type = EIO_SENDFILE; 1870 req->type = EIO_SENDFILE;
1280 req->sv1 = newSVsv (out_fh); 1871 req->sv1 = newSVsv (out_fh);
1281 req->int1 = ofd; 1872 req->int1 = ofd;
… …
1286 1877
1287 REQ_SEND; 1878 REQ_SEND;
1288} 1879}
1289 1880
1290void 1881void
1291aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1882aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef)
1292 PPCODE: 1883 PPCODE:
1293{ 1884{
1294 int fd = s_fileno_croak (fh, 0); 1885 int fd = s_fileno_croak (fh, 0);
1295 dREQ; 1886 dREQ;
1296 1887
1297 req->type = EIO_READAHEAD; 1888 req->type = EIO_READAHEAD;
1298 req->sv1 = newSVsv (fh); 1889 req->sv1 = newSVsv (fh);
1299 req->int1 = fd; 1890 req->int1 = fd;
… …
1302 1893
1303 REQ_SEND; 1894 REQ_SEND;
1304} 1895}
1305 1896
1306void 1897void
1307aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 1898aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef)
1308 ALIAS: 1899 ALIAS:
1309 aio_stat = EIO_STAT 1900 aio_stat = EIO_STAT
1310 aio_lstat = EIO_LSTAT 1901 aio_lstat = EIO_LSTAT
1311 aio_statvfs = EIO_STATVFS 1902 aio_statvfs = EIO_STATVFS
1312 PPCODE: 1903 PPCODE:
… …
1316 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); 1907 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1317 1908
1318 REQ_SEND; 1909 REQ_SEND;
1319} 1910}
1320 1911
1912void
1913st_xtime ()
1914 ALIAS:
1915 st_atime = 0x01
1916 st_mtime = 0x02
1917 st_ctime = 0x04
1918 st_btime = 0x08
1919 st_xtime = 0x0f
1920 PPCODE:
1921 EXTEND (SP, 4);
1922 if (ix & 0x01) PUSHs (newSVnv (PL_statcache.st_atime + 1e-9 * ATIMENSEC));
1923 if (ix & 0x02) PUSHs (newSVnv (PL_statcache.st_mtime + 1e-9 * MTIMENSEC));
1924 if (ix & 0x04) PUSHs (newSVnv (PL_statcache.st_ctime + 1e-9 * CTIMENSEC));
1925 if (ix & 0x08) PUSHs (newSVnv (BTIMESEC + 1e-9 * BTIMENSEC));
1926
1927void
1928st_xtimensec ()
1929 ALIAS:
1930 st_atimensec = 0x01
1931 st_mtimensec = 0x02
1932 st_ctimensec = 0x04
1933 st_btimensec = 0x08
1934 st_xtimensec = 0x0f
1935 st_btimesec = 0x10
1936 st_gen = 0x20
1937 PPCODE:
1938 EXTEND (SP, 4);
1939 if (ix & 0x01) PUSHs (newSViv (ATIMENSEC));
1940 if (ix & 0x02) PUSHs (newSViv (MTIMENSEC));
1941 if (ix & 0x04) PUSHs (newSViv (CTIMENSEC));
1942 if (ix & 0x08) PUSHs (newSViv (BTIMENSEC));
1943 if (ix & 0x10) PUSHs (newSVuv (BTIMESEC));
1944 if (ix & 0x20) PUSHs (newSVuv (ST_GEN));
1945
1321UV 1946UV
1322major (UV dev) 1947major (UV dev)
1323 ALIAS: 1948 ALIAS:
1324 minor = 1 1949 minor = 1
1325 CODE: 1950 CODE:
1326 RETVAL = ix ? major (dev) : minor (dev); 1951 RETVAL = ix ? minor (dev) : major (dev);
1327 OUTPUT: 1952 OUTPUT:
1328 RETVAL 1953 RETVAL
1329 1954
1330UV 1955UV
1331makedev (UV maj, UV min) 1956makedev (UV maj, UV min)
… …
1333 RETVAL = makedev (maj, min); 1958 RETVAL = makedev (maj, min);
1334 OUTPUT: 1959 OUTPUT:
1335 RETVAL 1960 RETVAL
1336 1961
1337void 1962void
1338aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) 1963aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef)
1339 PPCODE: 1964 PPCODE:
1340{ 1965{
1341 dREQ; 1966 dREQ;
1342 1967
1343 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1968 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
… …
1346 1971
1347 REQ_SEND; 1972 REQ_SEND;
1348} 1973}
1349 1974
1350void 1975void
1351aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1976aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef)
1352 PPCODE: 1977 PPCODE:
1353{ 1978{
1354 dREQ; 1979 dREQ;
1355 1980
1356 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1981 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
… …
1358 1983
1359 REQ_SEND; 1984 REQ_SEND;
1360} 1985}
1361 1986
1362void 1987void
1363aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1988aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef)
1364 PPCODE: 1989 PPCODE:
1365{ 1990{
1366 dREQ; 1991 dREQ;
1367 1992
1368 req->int2 = mode; 1993 req->int2 = mode;
… …
1370 1995
1371 REQ_SEND; 1996 REQ_SEND;
1372} 1997}
1373 1998
1374void 1999void
1375aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) 2000aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef)
1376 PPCODE: 2001 PPCODE:
1377{ 2002{
1378 dREQ; 2003 dREQ;
1379 2004
1380 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 2005 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
… …
1383 2008
1384 REQ_SEND; 2009 REQ_SEND;
1385} 2010}
1386 2011
1387void 2012void
1388aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) 2013aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef)
1389 PPCODE: 2014 PPCODE:
1390{ 2015{
1391 dREQ; 2016 dREQ;
1392 2017
1393 req->type = EIO_READDIR; 2018 req->type = EIO_READDIR;
… …
1400 2025
1401 REQ_SEND; 2026 REQ_SEND;
1402} 2027}
1403 2028
1404void 2029void
1405aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef) 2030aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef)
1406 PPCODE: 2031 PPCODE:
1407{ 2032{
1408 dREQ; 2033 dREQ;
1409 2034
1410 req->type = EIO_MKDIR; 2035 req->type = EIO_MKDIR;
… …
1413 2038
1414 REQ_SEND; 2039 REQ_SEND;
1415} 2040}
1416 2041
1417void 2042void
1418aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 2043aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1419 ALIAS: 2044 ALIAS:
1420 aio_unlink = EIO_UNLINK 2045 aio_unlink = EIO_UNLINK
1421 aio_rmdir = EIO_RMDIR 2046 aio_rmdir = EIO_RMDIR
1422 aio_readdir = EIO_READDIR 2047 aio_readdir = EIO_READDIR
1423 PPCODE: 2048 PPCODE:
… …
1429 2054
1430 REQ_SEND; 2055 REQ_SEND;
1431} 2056}
1432 2057
1433void 2058void
1434aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) 2059aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef)
1435 ALIAS: 2060 ALIAS:
1436 aio_link = EIO_LINK 2061 aio_link = EIO_LINK
1437 aio_symlink = EIO_SYMLINK 2062 aio_symlink = EIO_SYMLINK
1438 aio_rename = EIO_RENAME 2063 aio_rename = EIO_RENAME
1439 PPCODE: 2064 PPCODE:
… …
1441 eio_wd wd2 = 0; 2066 eio_wd wd2 = 0;
1442 dREQ; 2067 dREQ;
1443 2068
1444 req->type = ix; 2069 req->type = ix;
1445 req_set_path1 (req, oldpath); 2070 req_set_path1 (req, oldpath);
1446 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); 2071 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1447 req->int3 = (long)wd2; 2072 req->int3 = (long)wd2;
1448 2073
1449 REQ_SEND; 2074 REQ_SEND;
1450} 2075}
1451 2076
1452void 2077void
2078aio_rename2 (SV8 *oldpath, SV8 *newpath, int flags = 0, SV *callback = &PL_sv_undef)
2079 PPCODE:
2080{
2081 eio_wd wd2 = 0;
2082 dREQ;
2083
2084 req->type = EIO_RENAME;
2085 req_set_path1 (req, oldpath);
2086 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
2087 req->int2 = flags;
2088 req->int3 = (long)wd2;
2089
2090 REQ_SEND;
2091}
2092
2093void
1453aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) 2094aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef)
1454 PPCODE: 2095 PPCODE:
1455{ 2096{
1456 dREQ; 2097 dREQ;
1457 2098
1458 req->type = EIO_MKNOD; 2099 req->type = EIO_MKNOD;
… …
1462 2103
1463 REQ_SEND; 2104 REQ_SEND;
1464} 2105}
1465 2106
1466void 2107void
1467aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) 2108aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = -1, SV *callback = &PL_sv_undef)
1468 ALIAS: 2109 ALIAS:
1469 aio_mtouch = EIO_MTOUCH 2110 aio_mtouch = EIO_MTOUCH
1470 aio_msync = EIO_MSYNC 2111 aio_msync = EIO_MSYNC
1471 PPCODE: 2112 PPCODE:
1472{ 2113{
1473 STRLEN svlen; 2114 STRLEN svlen;
1474 char *svptr = SvPVbyte (data, svlen); 2115 char *svptr = SvPVbyte (data, svlen);
1475 UV len = SvUV (length); 2116 UV len = SvUV (length);
2117
2118 if (flags < 0)
2119 flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0;
1476 2120
1477 if (offset < 0) 2121 if (offset < 0)
1478 offset += svlen; 2122 offset += svlen;
1479 2123
1480 if (offset < 0 || offset > svlen) 2124 if (offset < 0 || offset > svlen)
… …
1495 REQ_SEND; 2139 REQ_SEND;
1496 } 2140 }
1497} 2141}
1498 2142
1499void 2143void
1500aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) 2144aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1501 PPCODE: 2145 PPCODE:
1502{ 2146{
1503 STRLEN svlen; 2147 STRLEN svlen;
1504 char *svptr = SvPVbyte (data, svlen); 2148 char *svptr = SvPVbyte (data, svlen);
1505 UV len = SvUV (length); 2149 UV len = SvUV (length);
… …
1524 REQ_SEND; 2168 REQ_SEND;
1525 } 2169 }
1526} 2170}
1527 2171
1528void 2172void
1529aio_mlockall (IV flags, SV *callback=&PL_sv_undef) 2173aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1530 PPCODE: 2174 PPCODE:
1531{ 2175{
1532 dREQ; 2176 dREQ;
1533 2177
1534 req->type = EIO_MLOCKALL; 2178 req->type = EIO_MLOCKALL;
… …
1536 2180
1537 REQ_SEND; 2181 REQ_SEND;
1538} 2182}
1539 2183
1540void 2184void
1541aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback=&PL_sv_undef) 2185aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef)
1542 PPCODE: 2186 PPCODE:
1543{ 2187{
1544 int fd = s_fileno_croak (fh, 0); 2188 int fd = s_fileno_croak (fh, 0);
1545 dREQ; 2189 dREQ;
1546 2190
… …
1559 2203
1560 REQ_SEND; 2204 REQ_SEND;
1561} 2205}
1562 2206
1563void 2207void
2208aio_slurp (SV *pathname, off_t offset, UV length, SV8 *data, SV *callback = &PL_sv_undef)
2209 PPCODE:
2210{
2211 char *svptr = 0;
2212
2213 sv_clear_foreign (data);
2214
2215 if (length) /* known length, directly read into scalar */
2216 {
2217 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
2218 svptr = sv_grow (data, length + 1);
2219 else if (SvCUR (data) < length)
2220 croak ("length outside of scalar, and cannot grow");
2221 else
2222 svptr = SvPVbyte_nolen (data);
2223 }
2224
2225 {
2226 dREQ;
2227
2228 req->type = EIO_SLURP;
2229 req_set_path1 (req, pathname);
2230 req->offs = offset;
2231 req->size = length;
2232 req->sv2 = SvREFCNT_inc (data);
2233 req->ptr2 = svptr;
2234
2235 if (!SvREADONLY (data))
2236 {
2237 SvREADONLY_on (data);
2238 req->flags |= FLAG_SV2_RO_OFF;
2239 }
2240
2241 REQ_SEND;
2242 }
2243}
2244
2245void
1564aio_busy (double delay, SV *callback=&PL_sv_undef) 2246aio_busy (double delay, SV *callback = &PL_sv_undef)
1565 PPCODE: 2247 PPCODE:
1566{ 2248{
1567 dREQ; 2249 dREQ;
1568 2250
1569 req->type = EIO_BUSY; 2251 req->type = EIO_BUSY;
… …
1571 2253
1572 REQ_SEND; 2254 REQ_SEND;
1573} 2255}
1574 2256
1575void 2257void
1576aio_group (SV *callback=&PL_sv_undef) 2258aio_group (SV *callback = &PL_sv_undef)
1577 PPCODE: 2259 PPCODE:
1578{ 2260{
1579 dREQ; 2261 dREQ;
1580 2262
1581 req->type = EIO_GROUP; 2263 req->type = EIO_GROUP;
1582 2264
2265 PUTBACK;
1583 req_submit (req); 2266 req_submit (req);
2267 SPAGAIN;
2268
1584 XPUSHs (req_sv (req, aio_grp_stash)); 2269 XPUSHs (req_sv (req, aio_grp_stash));
1585} 2270}
1586 2271
1587void 2272void
1588aio_nop (SV *callback=&PL_sv_undef) 2273aio_nop (SV *callback = &PL_sv_undef)
1589 ALIAS: 2274 ALIAS:
1590 aio_nop = EIO_NOP 2275 aio_nop = EIO_NOP
1591 aio_sync = EIO_SYNC 2276 aio_sync = EIO_SYNC
1592 PPCODE: 2277 PPCODE:
1593{ 2278{
… …
1597 2282
1598 REQ_SEND; 2283 REQ_SEND;
1599} 2284}
1600 2285
1601int 2286int
1602aioreq_pri (int pri = 0) 2287aioreq_pri (int pri = NO_INIT)
1603 CODE: 2288 CODE:
1604 RETVAL = next_pri; 2289 RETVAL = next_pri;
1605 if (items > 0) 2290 if (items > 0)
1606 { 2291 {
1607 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 2292 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
… …
1697 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 2382 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1698 OUTPUT: 2383 OUTPUT:
1699 RETVAL 2384 RETVAL
1700 2385
1701void 2386void
1702mmap (SV *scalar, size_t length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) 2387mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0)
1703 PPCODE: 2388 PPCODE:
1704 sv_unmagic (scalar, MMAP_MAGIC); 2389 sv_clear_foreign (scalar);
1705{ 2390{
1706 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; 2391 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1707 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 2392 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
1708 if (addr == (void *)-1) 2393 if (addr == (void *)-1)
1709 XSRETURN_NO; 2394 XSRETURN_NO;
1710 2395
1711 sv_force_normal (scalar); 2396 sv_set_foreign (scalar, &mmap_vtbl, addr, length);
1712
1713 /* we store the length in mg_obj, as namlen is I32 :/ */
1714 sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0)
1715 ->mg_obj = (SV *)length;
1716
1717 SvUPGRADE (scalar, SVt_PV); /* nop... */
1718 2397
1719 if (!(prot & PROT_WRITE)) 2398 if (!(prot & PROT_WRITE))
1720 SvREADONLY_on (scalar); 2399 SvREADONLY_on (scalar);
1721 2400
1722 if (SvLEN (scalar))
1723 Safefree (SvPVX (scalar));
1724
1725 SvPVX (scalar) = (char *)addr;
1726 SvCUR_set (scalar, length);
1727 SvLEN_set (scalar, 0);
1728 SvPOK_only (scalar);
1729
1730 XSRETURN_YES; 2401 XSRETURN_YES;
1731} 2402}
1732 2403
1733void 2404void
1734munmap (SV *scalar) 2405munmap (SV *scalar)
1735 CODE: 2406 CODE:
1736 sv_unmagic (scalar, MMAP_MAGIC); 2407 sv_clear_foreign (scalar);
2408
2409SV *
2410mremap (SV *scalar, STRLEN new_length, int flags = MREMAP_MAYMOVE, IV new_address = 0)
2411 CODE:
2412{
2413 MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl);
2414 void *new;
2415
2416 if (!mg || SvPVX (scalar) != mg->mg_ptr)
2417 croak ("IO::AIO::mremap: scalar not mapped by IO::AIO::mmap or improperly modified");
2418
2419 new = mremap (mg->mg_ptr, (size_t)mg->mg_obj, new_length, flags, (void *)new_address);
2420
2421 RETVAL = &PL_sv_no;
2422
2423 if (new != (void *)-1)
2424 {
2425 RETVAL = new == (void *)mg->mg_ptr
2426 ? newSVpvn ("0 but true", 10)
2427 : &PL_sv_yes;
2428
2429 mg->mg_ptr = (char *)new;
2430 mg->mg_obj = (SV *)new_length;
2431
2432 SvPVX (scalar) = mg->mg_ptr;
2433 SvCUR_set (scalar, new_length);
2434 }
2435}
2436 OUTPUT:
2437 RETVAL
1737 2438
1738int 2439int
1739madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 2440madvise (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1740 ALIAS: 2441 ALIAS:
1741 mprotect = 1 2442 mprotect = 1
1742 CODE: 2443 CODE:
1743{ 2444{
1744 STRLEN svlen; 2445 STRLEN svlen;
1745 void *addr = SvPVbyte (scalar, svlen); 2446 void *addr = SvPVbyte (scalar, svlen);
1746 size_t len = SvUV (length); 2447 STRLEN len = SvUV (length);
1747 2448
1748 if (offset < 0) 2449 if (offset < 0)
1749 offset += svlen; 2450 offset += svlen;
1750 2451
1751 if (offset < 0 || offset > svlen) 2452 if (offset < 0 || offset > svlen)
… …
1765} 2466}
1766 OUTPUT: 2467 OUTPUT:
1767 RETVAL 2468 RETVAL
1768 2469
1769int 2470int
1770munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) 2471munlock (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef)
1771 CODE: 2472 CODE:
1772{ 2473{
1773 STRLEN svlen; 2474 STRLEN svlen;
1774 void *addr = SvPVbyte (scalar, svlen); 2475 void *addr = SvPVbyte (scalar, svlen);
1775 size_t len = SvUV (length); 2476 size_t len = SvUV (length);
1776 2477
1777 if (offset < 0) 2478 if (offset < 0)
1778 offset += svlen; 2479 offset += svlen;
1779 2480
… …
1790#else 2491#else
1791 RETVAL = EIO_ENOSYS (); 2492 RETVAL = EIO_ENOSYS ();
1792#endif 2493#endif
1793} 2494}
1794 OUTPUT: 2495 OUTPUT:
2496 RETVAL
2497
2498int
2499mlockall (int flags)
2500 PROTOTYPE: $;
2501 CODE:
2502 RETVAL = eio_mlockall_sync (flags);
2503 OUTPUT:
1795 RETVAL 2504 RETVAL
1796 2505
1797int 2506int
1798munlockall () 2507munlockall ()
1799 CODE: 2508 CODE:
… …
1804#endif 2513#endif
1805 OUTPUT: 2514 OUTPUT:
1806 RETVAL 2515 RETVAL
1807 2516
1808int 2517int
2518statx (SV8 *pathname, int flags, UV mask)
2519 CODE:
2520{
2521 /* undocumented, and might go away, and anyway, should use eio_statx */
2522 SV *wdsv = 0;
2523 SV *pathsv = 0;
2524 eio_wd wd = EIO_CWD;
2525 void *ptr;
2526 int res;
2527
2528 req_set_path (pathname, &wdsv, &pathsv, &wd, &ptr);
2529 RETVAL = eio__statx (!wd || wd->fd == EIO_CWD ? AT_FDCWD : wd->fd, ptr, flags, mask & STATX_ALL, &stx);
2530
2531 SvREFCNT_dec (pathsv);
2532 SvREFCNT_dec (wdsv);
2533}
2534 OUTPUT:
2535 RETVAL
2536
2537U32
2538stx_mode ()
2539 PROTOTYPE:
2540 CODE:
2541#if HAVE_STATX
2542 RETVAL = stx.stx_mode;
2543#else
2544 XSRETURN_UNDEF;
2545#endif
2546 OUTPUT:
2547 RETVAL
2548
2549#define STATX_OFFSET_mask statx_offsetof (stx_mask)
2550#define STATX_OFFSET_blksize statx_offsetof (stx_blksize)
2551#define STATX_OFFSET_nlink statx_offsetof (stx_nlink)
2552#define STATX_OFFSET_uid statx_offsetof (stx_uid)
2553#define STATX_OFFSET_gid statx_offsetof (stx_gid)
2554#define STATX_OFFSET_rdev_major statx_offsetof (stx_rdev_major)
2555#define STATX_OFFSET_rdev_minor statx_offsetof (stx_rdev_minor)
2556#define STATX_OFFSET_dev_major statx_offsetof (stx_dev_major)
2557#define STATX_OFFSET_dev_minor statx_offsetof (stx_dev_minor)
2558#define STATX_OFFSET_attributes statx_offsetof (stx_attributes)
2559#define STATX_OFFSET_ino statx_offsetof (stx_ino)
2560#define STATX_OFFSET_size statx_offsetof (stx_size)
2561#define STATX_OFFSET_blocks statx_offsetof (stx_blocks)
2562#define STATX_OFFSET_attributes_mask statx_offsetof (stx_attributes_mask)
2563#define STATX_OFFSET_atime statx_offsetof (stx_atime)
2564#define STATX_OFFSET_btime statx_offsetof (stx_btime)
2565#define STATX_OFFSET_ctime statx_offsetof (stx_ctime)
2566#define STATX_OFFSET_mtime statx_offsetof (stx_mtime)
2567
2568U32
2569stx_mask ()
2570 PROTOTYPE:
2571 ALIAS:
2572 stx_mask = STATX_OFFSET_mask
2573 stx_blksize = STATX_OFFSET_blksize
2574 stx_nlink = STATX_OFFSET_nlink
2575 stx_uid = STATX_OFFSET_uid
2576 stx_gid = STATX_OFFSET_gid
2577 stx_rdev_major = STATX_OFFSET_rdev_major
2578 stx_rdev_minor = STATX_OFFSET_rdev_minor
2579 stx_dev_major = STATX_OFFSET_dev_major
2580 stx_dev_minor = STATX_OFFSET_dev_minor
2581 CODE:
2582#if HAVE_STATX
2583 RETVAL = *(__u32 *)((char *)&stx + ix);
2584#else
2585 XSRETURN_UNDEF;
2586#endif
2587 OUTPUT:
2588 RETVAL
2589
2590VAL64
2591stx_attributes ()
2592 PROTOTYPE:
2593 ALIAS:
2594 stx_attributes = STATX_OFFSET_attributes
2595 stx_ino = STATX_OFFSET_ino
2596 stx_size = STATX_OFFSET_size
2597 stx_blocks = STATX_OFFSET_blocks
2598 stx_attributes_mask = STATX_OFFSET_attributes_mask
2599 CODE:
2600#if HAVE_STATX
2601 RETVAL = *(__u64 *)((char *)&stx + ix);
2602#else
2603 XSRETURN_UNDEF;
2604#endif
2605 OUTPUT:
2606 RETVAL
2607
2608NV
2609stx_atime ()
2610 PROTOTYPE:
2611 ALIAS:
2612 stx_atime = STATX_OFFSET_atime
2613 stx_btime = STATX_OFFSET_btime
2614 stx_ctime = STATX_OFFSET_ctime
2615 stx_mtime = STATX_OFFSET_mtime
2616 CODE:
2617#if HAVE_STATX
2618 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2619 RETVAL = ts->tv_sec + ts->tv_nsec * 1e-9;
2620#else
2621 XSRETURN_UNDEF;
2622#endif
2623 OUTPUT:
2624 RETVAL
2625
2626VAL64
2627stx_atimesec ()
2628 PROTOTYPE:
2629 ALIAS:
2630 stx_atimesec = STATX_OFFSET_atime
2631 stx_btimesec = STATX_OFFSET_btime
2632 stx_ctimesec = STATX_OFFSET_ctime
2633 stx_mtimesec = STATX_OFFSET_mtime
2634 CODE:
2635#if HAVE_STATX
2636 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2637 RETVAL = ts->tv_sec;
2638#else
2639 XSRETURN_UNDEF;
2640#endif
2641 OUTPUT:
2642 RETVAL
2643
2644U32
2645stx_atimensec ()
2646 PROTOTYPE:
2647 ALIAS:
2648 stx_atimensec = STATX_OFFSET_atime
2649 stx_btimensec = STATX_OFFSET_btime
2650 stx_ctimensec = STATX_OFFSET_ctime
2651 stx_mtimensec = STATX_OFFSET_mtime
2652 CODE:
2653#if HAVE_STATX
2654 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2655 RETVAL = ts->tv_nsec;
2656#else
2657 RETVAL = 0;
2658#endif
2659 OUTPUT:
2660 RETVAL
2661
2662void
2663accept4 (aio_rfd rfh, SV *sockaddr, int salen, int flags)
2664 PPCODE:
2665{
2666 SV *retval;
2667#if HAVE_ACCEPT4
2668 socklen_t salen_ = salen ? salen + 1 : 0;
2669
2670 if (salen)
2671 {
2672 sv_upgrade (sockaddr, SVt_PV);
2673 sv_grow (sockaddr, salen_);
2674 }
2675
2676 int res = accept4 (rfh, salen ? (struct sockaddr *)SvPVX (sockaddr) : 0, salen ? &salen_ : 0, flags);
2677
2678 retval = newmortalFH (res, O_RDWR);
2679
2680 if (res >= 0 && salen > 0)
2681 {
2682 if (salen_ > salen + 1)
2683 salen_ = salen + 1;
2684
2685 SvPOK_only (sockaddr);
2686 SvCUR_set (sockaddr, salen_);
2687 }
2688#else
2689 errno = ENOSYS;
2690 retval = &PL_sv_undef;
2691#endif
2692 XPUSHs (retval);
2693}
2694
2695ssize_t
1809splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags) 2696splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
1810 CODE: 2697 CODE:
1811{ 2698{
1812#if HAVE_LINUX_SPLICE 2699#if HAVE_LINUX_SPLICE
1813 loff_t off_in_, off_out_; 2700 loff_t off_in_, off_out_;
… …
1821#endif 2708#endif
1822} 2709}
1823 OUTPUT: 2710 OUTPUT:
1824 RETVAL 2711 RETVAL
1825 2712
1826int 2713ssize_t
1827tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags) 2714tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
1828 CODE: 2715 CODE:
1829#if HAVE_LINUX_SPLICE 2716#if HAVE_LINUX_SPLICE
1830 RETVAL = tee (rfh, wfh, length, flags); 2717 RETVAL = tee (rfh, wfh, length, flags);
1831#else 2718#else
1832 RETVAL = EIO_ENOSYS (); 2719 RETVAL = EIO_ENOSYS ();
1833#endif 2720#endif
1834 OUTPUT: 2721 OUTPUT:
1835 RETVAL 2722 RETVAL
2723
2724int
2725pipesize (aio_rfd rfh, int new_size = -1)
2726 PROTOTYPE: $;$
2727 CODE:
2728#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
2729 if (new_size >= 0)
2730 RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
2731 else
2732 RETVAL = fcntl (rfh, F_GETPIPE_SZ);
2733#else
2734 errno = ENOSYS;
2735 RETVAL = -1;
2736#endif
2737 OUTPUT:
2738 RETVAL
2739
2740void
2741pipe2 (int flags = 0)
2742 PROTOTYPE: ;$
2743 PPCODE:
2744{
2745 int fd[2];
2746 int res;
2747
2748 if (flags)
2749#if HAVE_PIPE2
2750 res = pipe2 (fd, flags);
2751#else
2752 res = (errno = ENOSYS, -1);
2753#endif
2754 else
2755 res = pipe (fd);
2756
2757 if (!res)
2758 {
2759 EXTEND (SP, 2);
2760 PUSHs (newmortalFH (fd[0], O_RDONLY));
2761 PUSHs (newmortalFH (fd[1], O_WRONLY));
2762 }
2763}
2764
2765void
2766pidfd_open (int pid, unsigned int flags = 0)
2767 PPCODE:
2768{
2769 /*GENDEF0_SYSCALL(pidfd_open,434)*/
2770 int fd = syscall (SYS_pidfd_open, pid, flags);
2771 XPUSHs (newmortalFH (fd, O_RDWR));
2772}
2773
2774int
2775pidfd_send_signal (SV *pidfh, int sig, SV *siginfo = &PL_sv_undef, unsigned int flags = 0)
2776 PPCODE:
2777{
2778 int res;
2779#if HAVE_SIGINFO_T
2780 siginfo_t si = { 0 };
2781
2782 if (SvOK (siginfo))
2783 {
2784 HV *hv;
2785 SV **svp;
2786
2787 if (!SvROK (siginfo) || SvTYPE (SvRV (siginfo)) != SVt_PVHV)
2788 croak ("siginfo argument must be a hashref with 'code', 'pid', 'uid' and 'value_int' or 'value_ptr' members, caught");
2789
2790 hv = (HV *)SvRV (siginfo);
2791
2792 if ((svp = hv_fetchs (hv, "code" , 0))) si.si_code = SvIV (*svp);
2793 if ((svp = hv_fetchs (hv, "pid" , 0))) si.si_pid = SvIV (*svp);
2794 if ((svp = hv_fetchs (hv, "uid" , 0))) si.si_uid = SvIV (*svp);
2795 if ((svp = hv_fetchs (hv, "value_int", 0))) si.si_value.sival_int = SvIV (*svp);
2796 if ((svp = hv_fetchs (hv, "value_ptr", 0))) si.si_value.sival_ptr = (void *)SvIV (*svp);
2797 }
2798
2799 /*GENDEF0_SYSCALL(pidfd_send_signal,424)*/
2800 res = syscall (SYS_pidfd_send_signal, s_fileno_croak (pidfh, 0), sig, SvOK (siginfo) ? &si : 0, flags);
2801#else
2802 res = (errno = ENOSYS, -1);
2803#endif
2804
2805 XPUSHs (sv_2mortal (newSViv (res)));
2806}
2807
2808void
2809pidfd_getfd (SV *pidfh, int targetfd, unsigned int flags = 0)
2810 PPCODE:
2811{
2812 /*GENDEF0_SYSCALL(pidfd_getfd,438)*/
2813 int fd = syscall (SYS_pidfd_getfd, s_fileno_croak (pidfh, 0), targetfd, flags);
2814 XPUSHs (newmortalFH (fd, O_RDWR));
2815}
2816
2817void
2818eventfd (unsigned int initval = 0, int flags = 0)
2819 PPCODE:
2820{
2821 int fd;
2822#if HAVE_EVENTFD
2823 fd = eventfd (initval, flags);
2824#else
2825 fd = (errno = ENOSYS, -1);
2826#endif
2827
2828 XPUSHs (newmortalFH (fd, O_RDWR));
2829}
2830
2831void
2832timerfd_create (int clockid, int flags = 0)
2833 PPCODE:
2834{
2835 int fd;
2836#if HAVE_TIMERFD
2837 fd = timerfd_create (clockid, flags);
2838#else
2839 fd = (errno = ENOSYS, -1);
2840#endif
2841
2842 XPUSHs (newmortalFH (fd, O_RDWR));
2843}
2844
2845void
2846timerfd_settime (SV *fh, int flags, NV interval, NV value)
2847 PPCODE:
2848{
2849 int fd = s_fileno_croak (fh, 0);
2850#if HAVE_TIMERFD
2851 int res;
2852 struct itimerspec its, ots;
2853
2854 ts_set (&its.it_interval, interval);
2855 ts_set (&its.it_value , value);
2856 res = timerfd_settime (fd, flags, &its, &ots);
2857
2858 if (!res)
2859 {
2860 EXTEND (SP, 2);
2861 PUSHs (newSVnv (ts_get (&ots.it_interval)));
2862 PUSHs (newSVnv (ts_get (&ots.it_value)));
2863 }
2864#else
2865 errno = ENOSYS;
2866#endif
2867}
2868
2869void
2870timerfd_gettime (SV *fh)
2871 PPCODE:
2872{
2873 int fd = s_fileno_croak (fh, 0);
2874#if HAVE_TIMERFD
2875 int res;
2876 struct itimerspec ots;
2877 res = timerfd_gettime (fd, &ots);
2878
2879 if (!res)
2880 {
2881 EXTEND (SP, 2);
2882 PUSHs (newSVnv (ts_get (&ots.it_interval)));
2883 PUSHs (newSVnv (ts_get (&ots.it_value)));
2884 }
2885#else
2886 errno = ENOSYS;
2887#endif
2888}
2889
2890void
2891memfd_create (octet_string pathname, int flags = 0)
2892 PPCODE:
2893{
2894 int fd;
2895#if HAVE_MEMFD_CREATE
2896 fd = memfd_create (pathname, flags);
2897#else
2898 fd = (errno = ENOSYS, -1);
2899#endif
2900
2901 XPUSHs (newmortalFH (fd, O_RDWR));
2902}
2903
2904int
2905fexecve (SV *fh, SV *args, SV *envs = &PL_sv_undef)
2906 CODE:
2907{
2908 int fd = PerlIO_fileno (IoIFP (sv_2io (fh)));
2909 char **envp, **argv;
2910 argv = extract_stringvec (args, "IO::AIO::fexecve: args must be an array of strings");
2911 if (!SvOK (envs))
2912 {
2913 extern char **environ;
2914 envp = environ;
2915 }
2916 else
2917 envp = extract_stringvec (envs, "IO::AIO::fexecve: envs must be an array of strings");
2918#if _POSIX_VERSION >= 200809L
2919 RETVAL = fexecve (fd, argv, envp);
2920#else
2921 RETVAL = (errno = ENOSYS, -1);
2922#endif
2923}
2924 OUTPUT: RETVAL
2925
2926int
2927mount (octet_string special, octet_string path, octet_string fstype, UV flags = 0, octet_string_ornull data = 0)
2928 CODE:
2929#if HAVE_MOUNT
2930 RETVAL = mount (special, path, fstype, flags, data);
2931#else
2932 RETVAL = (errno = ENOSYS, -1);
2933#endif
2934 OUTPUT: RETVAL
2935
2936int
2937umount (octet_string path, int flags = 0)
2938 CODE:
2939 if (flags)
2940#if HAVE_UMOUNT2
2941 RETVAL = umount2 (path, flags);
2942#else
2943 RETVAL = (errno = ENOSYS, -1);
2944#endif
2945 else
2946#if HAVE_UMOUNT
2947 RETVAL = umount (path);
2948#else
2949 RETVAL = (errno = ENOSYS, -1);
2950#endif
2951 OUTPUT: RETVAL
2952
2953UV
2954get_fdlimit ()
2955 CODE:
2956#if HAVE_RLIMITS
2957 struct rlimit rl;
2958 if (0 == getrlimit (RLIMIT_NOFILE, &rl))
2959 XSRETURN_UV (rl.rlim_cur == RLIM_INFINITY ? (UV)-1 : rl.rlim_cur);
2960#endif
2961 XSRETURN_UNDEF;
2962 OUTPUT:
2963 RETVAL
2964
2965void
2966min_fdlimit (UV limit = 0x7fffffffU)
2967 CODE:
2968{
2969#if HAVE_RLIMITS
2970 struct rlimit rl;
2971 rlim_t orig_rlim_max;
2972 UV bit;
2973
2974 if (0 != getrlimit (RLIMIT_NOFILE, &rl))
2975 goto fail;
2976
2977 if (rl.rlim_cur == RLIM_INFINITY)
2978 XSRETURN_YES;
2979
2980 orig_rlim_max = rl.rlim_max == RLIM_INFINITY ? ((rlim_t)0)-1 : rl.rlim_max;
2981
2982 if (rl.rlim_cur < limit)
2983 {
2984 rl.rlim_cur = limit;
2985
2986 if (rl.rlim_max < rl.rlim_cur && rl.rlim_max != RLIM_INFINITY)
2987 rl.rlim_max = rl.rlim_cur;
2988 }
2989
2990 if (0 == setrlimit (RLIMIT_NOFILE, &rl))
2991 XSRETURN_YES;
2992
2993 if (errno == EPERM)
2994 {
2995 /* setrlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */
2996 /* our limit overflows a system-wide limit */
2997 /* try an adaptive algorithm, but do not lower the hardlimit */
2998 rl.rlim_max = 0;
2999 for (bit = 0x40000000U; bit; bit >>= 1)
3000 {
3001 rl.rlim_max |= bit;
3002 rl.rlim_cur = rl.rlim_max;
3003
3004 /* never decrease the hard limit */
3005 if (rl.rlim_max < orig_rlim_max)
3006 break;
3007
3008 if (0 != setrlimit (RLIMIT_NOFILE, &rl))
3009 rl.rlim_max &= ~bit; /* too high, remove bit again */
3010 }
3011
3012 /* now, raise the soft limit to the max permitted */
3013 if (0 == getrlimit (RLIMIT_NOFILE, &rl))
3014 {
3015 rl.rlim_cur = rl.rlim_max;
3016 if (0 == setrlimit (RLIMIT_NOFILE, &rl))
3017 errno = EPERM;
3018 }
3019 }
3020#endif
3021 fail:
3022 XSRETURN_UNDEF;
3023}
1836 3024
1837void _on_next_submit (SV *cb) 3025void _on_next_submit (SV *cb)
1838 CODE: 3026 CODE:
1839 SvREFCNT_dec (on_next_submit); 3027 SvREFCNT_dec (on_next_submit);
1840 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 3028 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
… …
1875cancel (aio_req_ornot req) 3063cancel (aio_req_ornot req)
1876 CODE: 3064 CODE:
1877 eio_cancel (req); 3065 eio_cancel (req);
1878 3066
1879void 3067void
1880cb (aio_req_ornot req, SV *callback=&PL_sv_undef) 3068cb (aio_req_ornot req, SV *callback = NO_INIT)
1881 PPCODE: 3069 PPCODE:
1882{ 3070{
1883 if (GIMME_V != G_VOID) 3071 if (GIMME_V != G_VOID)
1884 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); 3072 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1885 3073
1886 if (items > 1) 3074 if (items > 1)
1887 { 3075 {
1888 SV *cb_cv =get_cb (callback); 3076 SV *cb_cv = get_cb (callback);
1889 3077
1890 SvREFCNT_dec (req->callback); 3078 SvREFCNT_dec (req->callback);
1891 req->callback = SvREFCNT_inc (cb_cv); 3079 req->callback = SvREFCNT_inc (cb_cv);
1892 } 3080 }
1893} 3081}
… …
1950limit (aio_req grp, int limit) 3138limit (aio_req grp, int limit)
1951 CODE: 3139 CODE:
1952 eio_grp_limit (grp, limit); 3140 eio_grp_limit (grp, limit);
1953 3141
1954void 3142void
1955feed (aio_req grp, SV *callback=&PL_sv_undef) 3143feed (aio_req grp, SV *callback = &PL_sv_undef)
1956 CODE: 3144 CODE:
1957{ 3145{
1958 SvREFCNT_dec (grp->sv2); 3146 SvREFCNT_dec (grp->sv2);
1959 grp->sv2 = newSVsv (callback); 3147 grp->sv2 = newSVsv (callback);
1960 grp->feed = aio_grp_feed; 3148 grp->feed = aio_grp_feed;

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