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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.202 by root, Thu Sep 29 10:01:35 2011 UTC vs.
Revision 1.286 by root, Tue Dec 29 15:25:26 2020 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 23
20#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES 24/* the incompetent fool that created musl keeps __linux__, refuses
21# include <sys/mman.h> 25 * to implement any linux standard apis, and also has no way to test
26 * for his broken iplementation. don't complain to me if this fails
27 * for you.
28 */
29#if __linux__ && (defined __GLIBC__ || defined __UCLIBC__)
30# include <linux/fs.h>
31# ifdef FS_IOC_FIEMAP
32# include <linux/types.h>
33# include <linux/fiemap.h>
34# define HAVE_FIEMAP 1
35# endif
22#endif 36#endif
23 37
24/* perl namespace pollution */ 38/* perl namespace pollution */
25#undef VERSION 39#undef VERSION
26 40
… …
61 #undef fchmod 75 #undef fchmod
62 #undef dup 76 #undef dup
63 #undef dup2 77 #undef dup2
64 #undef abort 78 #undef abort
65 #undef pipe 79 #undef pipe
80 #undef utime
81
82 #define EIO_STRUCT_STAT struct _stati64
83 #define EIO_STRUCT_STATI64
66 84
67#else 85#else
68 86
69 #include <sys/time.h> 87 #include <sys/time.h>
70 #include <sys/select.h> 88 #include <sys/select.h>
71 #include <unistd.h> 89 #include <unistd.h>
72 #include <utime.h> 90 #include <utime.h>
73 #include <signal.h> 91 #include <signal.h>
74 92
75#endif
76
77#define EIO_STRUCT_STAT Stat_t 93 #define EIO_STRUCT_STAT Stat_t
78 94
79/* use NV for 32 bit perls as it allows larger offsets */
80#if IVSIZE >= 8
81# define VAL64 IV
82# define SvVAL64 SvIV
83# define newSVval64 newSViv
84#else
85# define VAL64 NV
86# define SvVAL64 SvNV
87# define newSVval64 newSVnv
88#endif 95#endif
89 96
90/*****************************************************************************/ 97/*****************************************************************************/
91 98
92#if __GNUC__ >= 3 99#if __GNUC__ >= 3
… …
97 104
98#define expect_false(expr) expect ((expr) != 0, 0) 105#define expect_false(expr) expect ((expr) != 0, 0)
99#define expect_true(expr) expect ((expr) != 0, 1) 106#define expect_true(expr) expect ((expr) != 0, 1)
100 107
101/*****************************************************************************/ 108/*****************************************************************************/
109
110#include "config.h"
111
112#if HAVE_SYS_MKDEV_H
113# include <sys/mkdev.h>
114#elif HAVE_SYS_SYSMACROS_H
115# include <sys/sysmacros.h>
116#endif
117
118#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES
119# include <sys/mman.h>
120#endif
121
122#if HAVE_SYS_UIO_H
123# include <sys/uio.h>
124#endif
125
126#if HAVE_ST_XTIMENSEC
127# define ATIMENSEC PL_statcache.st_atimensec
128# define MTIMENSEC PL_statcache.st_mtimensec
129# define CTIMENSEC PL_statcache.st_ctimensec
130#elif HAVE_ST_XTIMESPEC
131# define ATIMENSEC PL_statcache.st_atim.tv_nsec
132# define MTIMENSEC PL_statcache.st_mtim.tv_nsec
133# define CTIMENSEC PL_statcache.st_ctim.tv_nsec
134#else
135# define ATIMENSEC 0
136# define MTIMENSEC 0
137# define CTIMENSEC 0
138#endif
139
140#if HAVE_ST_BIRTHTIMENSEC
141# define BTIMESEC PL_statcache.st_birthtime
142# define BTIMENSEC PL_statcache.st_birthtimensec
143#elif HAVE_ST_BIRTHTIMESPEC
144# define BTIMESEC PL_statcache.st_birthtim.tv_sec
145# define BTIMENSEC PL_statcache.st_birthtim.tv_nsec
146#else
147# define BTIMESEC 0
148# define BTIMENSEC 0
149#endif
150
151#if HAVE_ST_GEN
152# define ST_GEN PL_statcache.st_gen
153#else
154# define ST_GEN 0
155#endif
156
157#include "schmorp.h"
158
159#if HAVE_EVENTFD
160# include <sys/eventfd.h>
161#endif
162
163#if HAVE_TIMERFD
164# include <sys/timerfd.h>
165#endif
166
167#if HAVE_RLIMITS
168 #include <sys/time.h>
169 #include <sys/resource.h>
170#endif
102 171
103typedef SV SV8; /* byte-sv, used for argument-checking */ 172typedef SV SV8; /* byte-sv, used for argument-checking */
104typedef int aio_rfd; /* read file desriptor */ 173typedef int aio_rfd; /* read file desriptor */
105typedef int aio_wfd; /* write file descriptor */ 174typedef int aio_wfd; /* write file descriptor */
106 175
… …
113 STRLEN stroffset; \ 182 STRLEN stroffset; \
114 SV *self; 183 SV *self;
115 184
116#define EIO_NO_WRAPPERS 1 185#define EIO_NO_WRAPPERS 1
117 186
118#include "libeio/config.h"
119#include "libeio/eio.h" 187#include "libeio/eio.h"
120 188
121static int req_invoke (eio_req *req); 189static int req_invoke (eio_req *req);
122#define EIO_FINISH(req) req_invoke (req) 190#define EIO_FINISH(req) req_invoke (req)
123static void req_destroy (eio_req *grp); 191static void req_destroy (eio_req *grp);
124#define EIO_DESTROY(req) req_destroy (req) 192#define EIO_DESTROY(req) req_destroy (req)
125 193
126#include "libeio/eio.c" 194#include "libeio/eio.c"
127 195
128/* Linux/others */
129#ifndef O_ASYNC
130# define O_ASYNC 0
131#endif
132#ifndef O_DIRECT
133# define O_DIRECT 0
134#endif
135#ifndef O_NOATIME
136# define O_NOATIME 0
137#endif
138
139/* POSIX */
140#ifndef O_CLOEXEC
141# define O_CLOEXEC 0
142#endif
143#ifndef O_NOFOLLOW
144# define O_NOFOLLOW 0
145#endif
146#ifndef O_NOCTTY
147# define O_NOCTTY 0
148#endif
149#ifndef O_NONBLOCK
150# define O_NONBLOCK 0
151#endif
152#ifndef O_EXEC
153# define O_EXEC 0
154#endif
155#ifndef O_SEARCH
156# define O_SEARCH 0
157#endif
158#ifndef O_DIRECTORY
159# define O_DIRECTORY 0
160#endif
161#ifndef O_DSYNC
162# define O_DSYNC 0
163#endif
164#ifndef O_RSYNC
165# define O_RSYNC 0
166#endif
167#ifndef O_SYNC
168# define O_SYNC 0
169#endif
170#ifndef O_TTY_INIT
171# define O_TTY_INIT 0
172#endif
173
174#ifndef POSIX_FADV_NORMAL
175# define POSIX_FADV_NORMAL 0
176#endif
177#ifndef POSIX_FADV_SEQUENTIAL
178# define POSIX_FADV_SEQUENTIAL 0
179#endif
180#ifndef POSIX_FADV_RANDOM
181# define POSIX_FADV_RANDOM 0
182#endif
183#ifndef POSIX_FADV_NOREUSE
184# define POSIX_FADV_NOREUSE 0
185#endif
186#ifndef POSIX_FADV_WILLNEED
187# define POSIX_FADV_WILLNEED 0
188#endif
189#ifndef POSIX_FADV_DONTNEED
190# define POSIX_FADV_DONTNEED 0
191#endif
192
193#if !HAVE_POSIX_FADVISE 196#if !HAVE_POSIX_FADVISE
194# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ 197# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
195#endif 198#endif
196 199
197#ifndef POSIX_MADV_NORMAL
198# define POSIX_MADV_NORMAL 0
199#endif
200#ifndef POSIX_MADV_SEQUENTIAL
201# define POSIX_MADV_SEQUENTIAL 0
202#endif
203#ifndef POSIX_MADV_RANDOM
204# define POSIX_MADV_RANDOM 0
205#endif
206#ifndef POSIX_MADV_WILLNEED
207# define POSIX_MADV_WILLNEED 0
208#endif
209#ifndef POSIX_MADV_DONTNEED
210# define POSIX_MADV_DONTNEED 0
211#endif
212
213#if !HAVE_POSIX_MADVISE 200#if !HAVE_POSIX_MADVISE
214# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ 201# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
215#endif
216
217#ifndef PROT_NONE
218# define PROT_NONE 0
219#endif
220#ifndef PROT_READ
221# define PROT_READ 0
222#endif
223#ifndef PROT_WRITE
224# define PROT_READ 0
225#endif
226#ifndef PROT_EXEC
227# define PROT_EXEC 0
228#endif
229
230#ifndef ST_RDONLY
231# define ST_RDONLY 0
232#endif
233#ifndef ST_NOSUID
234# define ST_NOSUID 0
235#endif
236#ifndef ST_NODEV
237# define ST_NODEV 0
238#endif
239#ifndef ST_NOEXEC
240# define ST_NOEXEC 0
241#endif
242#ifndef ST_SYNCHRONOUS
243# define ST_SYNCHRONOUS 0
244#endif
245#ifndef ST_MANDLOCK
246# define ST_MANDLOCK 0
247#endif
248#ifndef ST_WRITE
249# define ST_WRITE 0
250#endif
251#ifndef ST_APPEND
252# define ST_APPEND 0
253#endif
254#ifndef ST_IMMUTABLE
255# define ST_IMMUTABLE 0
256#endif
257#ifndef ST_NOATIME
258# define ST_NOATIME 0
259#endif
260#ifndef ST_NODIRATIME
261# define ST_NODIRATIME 0
262#endif
263#ifndef ST_RELATIME
264# define ST_RELATIME 0
265#endif
266
267#ifndef S_IFIFO
268# define S_IFIFO 0
269#endif
270#ifndef S_IFCHR
271# define S_IFCHR 0
272#endif
273#ifndef S_IFBLK
274# define S_IFBLK 0
275#endif
276#ifndef S_IFLNK
277# define S_IFLNK 0
278#endif
279#ifndef S_IFREG
280# define S_IFREG 0
281#endif
282#ifndef S_IFDIR
283# define S_IFDIR 0
284#endif
285#ifndef S_IFWHT
286# define S_IFWHT 0
287#endif
288#ifndef S_IFSOCK
289# define S_IFSOCK 0
290#endif 202#endif
291 203
292#ifndef MAP_ANONYMOUS 204#ifndef MAP_ANONYMOUS
293# ifdef MAP_ANON 205# ifdef MAP_ANON
294# define MAP_ANONYMOUS MAP_ANON 206# define MAP_ANONYMOUS MAP_ANON
295# else 207# else
296# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ 208# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
297# endif 209# endif
298#endif 210#endif
299#ifndef MAP_HUGETLB
300# define MAP_HUGETLB 0
301#endif
302#ifndef MAP_LOCKED
303# define MAP_LOCKED 0
304#endif
305#ifndef MAP_NORESERVE
306# define MAP_NORESERVE 0
307#endif
308#ifndef MAP_POPULATE
309# define MAP_POPULATE 0
310#endif
311#ifndef MAP_NONBLOCK
312# define MAP_NONBLOCK 0
313#endif
314 211
315#ifndef makedev 212#ifndef makedev
316# define makedev(maj,min) (((maj) << 8) | (min)) 213# define makedev(maj,min) (((maj) << 8) | (min))
317#endif 214#endif
318#ifndef major 215#ifndef major
… …
320#endif 217#endif
321#ifndef minor 218#ifndef minor
322# define minor(dev) ((dev) & 0xff) 219# define minor(dev) ((dev) & 0xff)
323#endif 220#endif
324 221
222/* solaris has a non-posix/unix compliant PAGESIZE that breaks compilation */
223#ifdef __sun
325#ifndef PAGESIZE 224# undef PAGESIZE
225#endif
226
227#if PAGESIZE <= 0
326# define PAGESIZE sysconf (_SC_PAGESIZE) 228# define PAGESIZE sysconf (_SC_PAGESIZE)
229#endif
230
231#if HAVE_SYSCALL
232#include <sys/syscall.h>
233#else
234# define syscall(nr,...) (errno = ENOSYS, -1)
235#endif
236
237/*****************************************************************************/
238
239#if !_POSIX_MAPPED_FILES
240# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, (void *)-1)
241# define munmap(addr,length) EIO_ENOSYS ()
242#endif
243
244#if !_POSIX_MEMORY_PROTECTION
245# define mprotect(addr,len,prot) EIO_ENOSYS ()
246#endif
247
248#if !MREMAP_MAYMOVE
249# define mremap(old_address,old_size,new_size,flags,new_address) (errno = ENOSYS, (void *)-1)
250#endif
251
252#define FOREIGN_MAGIC PERL_MAGIC_ext
253
254static int ecb_cold
255mmap_free (pTHX_ SV *sv, MAGIC *mg)
256{
257 int old_errno = errno;
258 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
259 errno = old_errno;
260
261 mg->mg_obj = 0; /* just in case */
262
263 SvREADONLY_off (sv);
264
265 if (SvPVX (sv) != mg->mg_ptr)
266 croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected");
267
268 SvCUR_set (sv, 0);
269 SvPVX (sv) = 0;
270 SvOK_off (sv);
271
272 return 0;
273}
274
275static MGVTBL mmap_vtbl = {
276 0, 0, 0, 0, mmap_free
277};
278
279static int ecb_cold
280sysfree_free (pTHX_ SV *sv, MAGIC *mg)
281{
282 free (mg->mg_ptr);
283 mg->mg_obj = 0; /* just in case */
284
285 SvREADONLY_off (sv);
286
287 if (SvPVX (sv) != mg->mg_ptr)
288 croak ("ERROR: IO::AIO mapped scalar changed location, detected");
289
290 SvCUR_set (sv, 0);
291 SvPVX (sv) = 0;
292 SvOK_off (sv);
293
294 return 0;
295}
296
297static MGVTBL sysfree_vtbl = {
298 0, 0, 0, 0, sysfree_free
299};
300
301/*****************************************************************************/
302
303/* helper: set scalar to foreign ptr with custom free */
304ecb_noinline
305static void
306sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length)
307{
308 sv_force_normal (sv);
309
310 /* we store the length in mg_obj, as namlen is I32 :/ */
311 sv_magicext (sv, 0, FOREIGN_MAGIC, vtbl, (char *)addr, 0)
312 ->mg_obj = (SV *)length;
313
314 SvUPGRADE (sv, SVt_PV); /* nop... */
315
316 if (SvLEN (sv))
317 Safefree (SvPVX (sv));
318
319 SvPVX (sv) = (char *)addr;
320 SvCUR_set (sv, length);
321 SvLEN_set (sv, 0);
322 SvPOK_only (sv);
323}
324
325static void
326sv_clear_foreign (SV *sv)
327{
328 /* todo: iterate over magic and only free ours, but of course */
329 /* the perl5porters will call that (correct) behaviour buggy */
330 sv_unmagic (sv, FOREIGN_MAGIC);
331}
332
333/*****************************************************************************/
334
335/* defines all sorts of constants to 0 unless they are already defined */
336/* also provides const_iv_ and const_niv_ macros for them */
337#include "def0.h"
338
339/*****************************************************************************/
340
341static void
342fiemap (eio_req *req)
343{
344 req->result = -1;
345
346#if HAVE_FIEMAP
347 /* assume some c99 */
348 struct fiemap *fiemap = 0;
349 size_t end_offset;
350 int count = req->int3;
351
352 req->flags |= EIO_FLAG_PTR1_FREE;
353
354 /* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */
355 /* increase in fixed steps */
356 if (count < 0)
357 count = 8;
358
359 fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
360 errno = ENOMEM;
361 if (!fiemap)
362 return;
363
364 req->ptr1 = fiemap;
365
366 fiemap->fm_start = req->offs;
367 fiemap->fm_length = req->size;
368 fiemap->fm_flags = req->int2;
369 fiemap->fm_extent_count = count;
370
371 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0)
372 return;
373
374 if (req->int3 >= 0 /* not autosizing */
375 || !fiemap->fm_mapped_extents /* no more extents */
376 || fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */)
377 goto done;
378
379 /* else we have to loop -
380 * it would be tempting (actually I tried that first) to just query the
381 * number of extents needed, but linux often feels like not returning all
382 * extents, without telling us it left any out. this complicates
383 * this quite a bit.
384 */
385
386 end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start);
387
388 for (;;)
389 {
390 /* we go in 54 extent steps - 3kb, in the hope that this fits nicely on the eio stack (normally 16+ kb) */
391 char scratch[3072];
392 struct fiemap *incmap = (struct fiemap *)scratch;
393
394 incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical
395 + fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length;
396 incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start);
397 incmap->fm_flags = fiemap->fm_flags;
398 incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent);
399
400 if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0)
401 return;
402
403 if (!incmap->fm_mapped_extents)
404 goto done;
405
406 count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents;
407 fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
408 errno = ENOMEM;
409 if (!fiemap)
410 return;
411
412 req->ptr1 = fiemap;
413
414 for (count = 0; count < incmap->fm_mapped_extents; ++count)
415 {
416 struct fiemap_extent *e = incmap->fm_extents + count;
417
418 fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
419
420 if (e->fe_logical >= end_offset)
421 goto done;
422
423 if (e->fe_flags & FIEMAP_EXTENT_LAST)
424 goto done;
425
426 }
427 }
428
429done:
430 req->result = 0;
431
432#else
433 errno = ENOSYS;
434#endif
435}
436
437/*****************************************************************************/
438
439static int close_fd; /* dummy fd to close fds via dup2 */
440
441#if HAVE_STATX
442static struct statx stx;
443#define statx_offsetof(member) offsetof (struct statx, member)
444#define eio__statx statx
445#else
446#define statx_offsetof(member) 0
447#define eio__statx(dir,path,flags,mask,stx) EIO_ENOSYS()
327#endif 448#endif
328 449
329enum { 450enum {
330 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 451 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
331}; 452};
… …
356 /* read any signals sent by the worker threads */ 477 /* read any signals sent by the worker threads */
357 s_epipe_drain (&respipe); 478 s_epipe_drain (&respipe);
358} 479}
359 480
360/* must be called at most once */ 481/* must be called at most once */
482ecb_noinline
361static SV * 483static SV *
362req_sv (aio_req req, HV *stash) 484req_sv (aio_req req, HV *stash)
363{ 485{
364 if (!req->self) 486 if (!req->self)
365 { 487 {
… …
371} 493}
372 494
373static SV * 495static SV *
374newSVaio_wd (aio_wd wd) 496newSVaio_wd (aio_wd wd)
375{ 497{
376 return sv_bless (newRV_noinc (newSViv ((long)wd)), aio_wd_stash); 498 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
377} 499}
378 500
501ecb_noinline
379static aio_req 502static aio_req
380SvAIO_REQ (SV *sv) 503SvAIO_REQ (SV *sv)
381{ 504{
382 MAGIC *mg; 505 MAGIC *mg;
383 506
384 if (!SvROK (sv) 507 if (!SvROK (sv)
508 /* for speed reasons, we do not verify that SvROK actually has a stash ptr */
385 || (SvSTASH (SvRV (sv)) != aio_grp_stash 509 || (SvSTASH (SvRV (sv)) != aio_grp_stash
386 && SvSTASH (SvRV (sv)) != aio_req_stash 510 && SvSTASH (SvRV (sv)) != aio_req_stash
387 && !sv_derived_from (sv, "IO::AIO::REQ"))) 511 && !sv_derived_from (sv, "IO::AIO::REQ")))
388 croak ("object of class IO::AIO::REQ expected"); 512 croak ("object of class IO::AIO::REQ expected");
389 513
… …
394 518
395static aio_wd 519static aio_wd
396SvAIO_WD (SV *sv) 520SvAIO_WD (SV *sv)
397{ 521{
398 if (!SvROK (sv) 522 if (!SvROK (sv)
523 || SvTYPE (SvRV (sv)) != SVt_PVMG
399 || SvSTASH (SvRV (sv)) != aio_wd_stash 524 || SvSTASH (SvRV (sv)) != aio_wd_stash)
400 || SvTYPE (SvRV (sv)) != SVt_PVMG)
401 croak ("IO::AIO: expected a working directory object as returned by aio_wd"); 525 croak ("IO::AIO: expected a working directory object as returned by aio_wd");
402 526
403 return (aio_wd)(long)SvIVX (SvRV (sv)); 527 return (aio_wd)(long)SvIVX (SvRV (sv));
528}
529
530static SV *
531newmortalFH (int fd, int flags)
532{
533 if (fd < 0)
534 return &PL_sv_undef;
535
536 GV *gv = (GV *)sv_newmortal ();
537 char sym[64];
538 int symlen;
539
540 symlen = snprintf (sym, sizeof (sym), "fd#%d", fd);
541 gv_init (gv, aio_stash, sym, symlen, 0);
542
543 symlen = snprintf (
544 sym,
545 sizeof (sym),
546 "%s&=%d",
547 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
548 fd
549 );
550
551 return do_open (gv, sym, symlen, 0, 0, 0, 0)
552 ? (SV *)gv : &PL_sv_undef;
404} 553}
405 554
406static void 555static void
407aio_grp_feed (aio_req grp) 556aio_grp_feed (aio_req grp)
408{ 557{
… …
420 FREETMPS; 569 FREETMPS;
421 LEAVE; 570 LEAVE;
422 } 571 }
423} 572}
424 573
574ecb_noinline
425static void 575static void
426req_submit (eio_req *req) 576req_submit (eio_req *req)
427{ 577{
428 eio_submit (req); 578 eio_submit (req);
429 579
… …
471 } 621 }
472 622
473 switch (req->type) 623 switch (req->type)
474 { 624 {
475 case EIO_WD_OPEN: 625 case EIO_WD_OPEN:
476 PUSHs (sv_2mortal (newSVaio_wd (req->wd))); 626 PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd)));
477 break; 627 break;
478 628
479 case EIO_READDIR: 629 case EIO_READDIR:
480 { 630 {
481 SV *rv = &PL_sv_undef; 631 SV *rv = &PL_sv_undef;
… …
536 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); 686 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2))));
537 } 687 }
538 break; 688 break;
539 689
540 case EIO_OPEN: 690 case EIO_OPEN:
541 { 691 PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR)));
542 /* convert fd to fh */
543 SV *fh = &PL_sv_undef;
544
545 if (req->result >= 0)
546 {
547 GV *gv = (GV *)sv_newmortal ();
548 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR);
549 char sym [64];
550 int symlen;
551
552 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
553 gv_init (gv, aio_stash, sym, symlen, 0);
554
555 symlen = snprintf (
556 sym,
557 sizeof (sym),
558 "%s&=%d",
559 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
560 (int)req->result
561 );
562
563 if (do_open (gv, sym, symlen, 0, 0, 0, 0))
564 fh = (SV *)gv;
565 }
566
567 PUSHs (fh);
568 }
569 break; 692 break;
570 693
571 case EIO_STATVFS: 694 case EIO_STATVFS:
572 case EIO_FSTATVFS: 695 case EIO_FSTATVFS:
573 { 696 {
… …
576#ifndef _WIN32 699#ifndef _WIN32
577 if (req->result >= 0) 700 if (req->result >= 0)
578 { 701 {
579 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 702 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
580 HV *hv = newHV (); 703 HV *hv = newHV ();
704 /* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom
705 * chooses to make it a struct.
706 */
707 unsigned long fsid = 0;
708 memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid));
581 709
582 rv = sv_2mortal (newRV_noinc ((SV *)hv)); 710 rv = sv_2mortal (newRV_noinc ((SV *)hv));
583 711
584 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); 712 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);
585 hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); 713 hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);
… …
587 hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); 715 hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);
588 hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); 716 hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);
589 hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); 717 hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);
590 hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); 718 hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);
591 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); 719 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
592 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); 720 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
593 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); 721 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
594 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); 722 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
595 } 723 }
596#endif 724#endif
597 725
… …
632 if (!(PL_laststatval = req->result)) 760 if (!(PL_laststatval = req->result))
633 /* if compilation fails here then perl's Stat_t is not struct _stati64 */ 761 /* if compilation fails here then perl's Stat_t is not struct _stati64 */
634 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); 762 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
635 763
636 PUSHs (sv_result); 764 PUSHs (sv_result);
765 break;
766
767 case EIO_SEEK:
768 PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs)));
637 break; 769 break;
638 770
639 case EIO_READ: 771 case EIO_READ:
640 { 772 {
641 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); 773 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
… …
644 SvSETMAGIC (req->sv2); 776 SvSETMAGIC (req->sv2);
645 PUSHs (sv_result); 777 PUSHs (sv_result);
646 } 778 }
647 break; 779 break;
648 780
781 case EIO_SLURP:
782 {
783 if (req->result >= 0)
784 {
785 /* if length was originally not known, we steal the malloc'ed memory */
786 if (req->flags & EIO_FLAG_PTR2_FREE)
787 {
788 req->flags &= ~EIO_FLAG_PTR2_FREE;
789 sv_set_foreign (req->sv2, &sysfree_vtbl, req->ptr2, req->result);
790 }
791 else
792 {
793 SvCUR_set (req->sv2, req->result);
794 *SvEND (req->sv2) = 0;
795 SvPOK_only (req->sv2);
796 }
797
798 SvSETMAGIC (req->sv2);
799 }
800
801 PUSHs (sv_result);
802 }
803 break;
804
805 case EIO_CUSTOM:
806 if (req->feed == fiemap)
807 {
808#if HAVE_FIEMAP
809 if (!req->result)
810 {
811 struct fiemap *fiemap = (struct fiemap *)req->ptr1;
812
813 if (fiemap->fm_extent_count)
814 {
815 AV *av = newAV ();
816 int i;
817
818 while (fiemap->fm_mapped_extents)
819 {
820 struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents];
821 AV *ext_av = newAV ();
822
823 av_store (ext_av, 3, newSVuv (extent->fe_flags));
824 av_store (ext_av, 2, newSVval64 (extent->fe_length));
825 av_store (ext_av, 1, newSVval64 (extent->fe_physical));
826 av_store (ext_av, 0, newSVval64 (extent->fe_logical));
827
828 av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av));
829 }
830
831 PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
832 }
833 else
834 {
835 SvIV_set (sv_result, fiemap->fm_mapped_extents);
836 PUSHs (sv_result);
837 }
838 }
839#endif
840 }
841 else
842 PUSHs (sv_result);
843 break;
844
845#if 0
846 case EIO_CLOSE:
847 PerlIOUnix_refcnt_dec (req->int1);
848 break;
849#endif
850
649 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ 851 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
650 if (req->result > 0) 852 if (req->result > 0)
651 SvIV_set (sv_result, 0); 853 SvIV_set (sv_result, 0);
652 /* FALLTHROUGH */ 854 /* FALLTHROUGH */
653 855
… …
689 SvREFCNT_dec (req->sv2); 891 SvREFCNT_dec (req->sv2);
690 SvREFCNT_dec (req->sv3); 892 SvREFCNT_dec (req->sv3);
691 SvREFCNT_dec (req->sv4); 893 SvREFCNT_dec (req->sv4);
692 SvREFCNT_dec (req->callback); 894 SvREFCNT_dec (req->callback);
693 895
694 Safefree (req); 896 free (req);
695} 897}
696 898
697static void 899static void
698req_cancel_subs (aio_req grp) 900req_cancel_subs (aio_req grp)
699{ 901{
… …
704 grp->sv2 = 0; 906 grp->sv2 = 0;
705 907
706 eio_grp_cancel (grp); 908 eio_grp_cancel (grp);
707} 909}
708 910
709static void ecb_cold 911ecb_cold
912static void
710create_respipe (void) 913create_respipe (void)
711{ 914{
712 if (s_epipe_renew (&respipe)) 915 if (s_epipe_renew (&respipe))
713 croak ("IO::AIO: unable to initialize result pipe"); 916 croak ("IO::AIO: unable to initialize result pipe");
714} 917}
… …
718{ 921{
719 while (eio_nreqs ()) 922 while (eio_nreqs ())
720 { 923 {
721 int size; 924 int size;
722 925
723 X_LOCK (reslock); 926 X_LOCK (EIO_POOL->reslock);
724 size = res_queue.size; 927 size = EIO_POOL->res_queue.size;
725 X_UNLOCK (reslock); 928 X_UNLOCK (EIO_POOL->reslock);
726 929
727 if (size) 930 if (size)
728 return; 931 return;
729 932
730 etp_maybe_start_thread (); 933 etp_maybe_start_thread (EIO_POOL);
731 934
732 s_epipe_wait (&respipe); 935 s_epipe_wait (&respipe);
733 } 936 }
734} 937}
735 938
… …
748 951
749 poll_wait (); 952 poll_wait ();
750 } 953 }
751} 954}
752 955
753static void ecb_cold 956ecb_cold
957static void
754reinit (void) 958reinit (void)
755{ 959{
756 create_respipe (); 960 create_respipe ();
757 961
758 if (eio_init (want_poll, done_poll) < 0) 962 if (eio_init (want_poll, done_poll) < 0)
759 croak ("IO::AIO: unable to initialise eio library"); 963 croak ("IO::AIO: unable to initialise eio library");
760} 964}
761 965
762/*****************************************************************************/ 966/*****************************************************************************/
763 967
764#if !_POSIX_MAPPED_FILES
765# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)
766# define munmap(addr,length) (errno = ENOSYS, -1)
767#endif
768
769#if !_POSIX_MEMORY_PROTECTION
770# define mprotect(addr,len,prot) (errno = ENOSYS, -1)
771# define PROT_NONE 0
772# define PROT_WRITE 0
773# define MAP_PRIVATE 0
774# define MAP_SHARED 0
775# define MAP_FIXED 0
776#endif
777
778#define MMAP_MAGIC PERL_MAGIC_ext
779
780static int ecb_cold
781mmap_free (pTHX_ SV *sv, MAGIC *mg)
782{
783 int old_errno = errno;
784 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
785 errno = old_errno;
786
787 mg->mg_obj = 0; /* just in case */
788
789 SvREADONLY_off (sv);
790
791 if (SvPVX (sv) != mg->mg_ptr)
792 croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected");
793
794 SvCUR_set (sv, 0);
795 SvPVX (sv) = 0;
796 SvOK_off (sv);
797
798 return 0;
799}
800
801static MGVTBL mmap_vtbl = {
802 0, 0, 0, 0, mmap_free
803};
804
805/*****************************************************************************/
806
807static SV * 968static SV *
808get_cb (SV *cb_sv) 969get_cb (SV *cb_sv)
809{ 970{
810 SvGETMAGIC (cb_sv); 971 SvGETMAGIC (cb_sv);
811 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 972 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
812} 973}
813 974
975ecb_noinline
976static aio_req ecb_noinline
977dreq (SV *callback)
978{
979 SV *cb_cv;
980 aio_req req;
981 int req_pri = next_pri;
982 next_pri = EIO_PRI_DEFAULT;
983
984 cb_cv = get_cb (callback);
985
986 req = calloc (sizeof (*req), 1);
987 if (!req)
988 croak ("out of memory during eio_req allocation");
989
990 req->callback = SvREFCNT_inc (cb_cv);
991 req->pri = req_pri;
992
993 return req;
994}
995
814#define dREQ \ 996#define dREQ \
815 SV *cb_cv; \ 997 aio_req req = dreq (callback); \
816 aio_req req; \
817 int req_pri = next_pri; \
818 next_pri = EIO_PRI_DEFAULT; \
819 \
820 cb_cv = get_cb (callback); \
821 \
822 Newz (0, req, 1, eio_req); \
823 if (!req) \
824 croak ("out of memory during eio_req allocation"); \
825 \
826 req->callback = SvREFCNT_inc (cb_cv); \
827 req->pri = req_pri
828 998
829#define REQ_SEND \ 999#define REQ_SEND \
830 PUTBACK; \ 1000 PUTBACK; \
831 req_submit (req); \ 1001 req_submit (req); \
832 SPAGAIN; \ 1002 SPAGAIN; \
833 \ 1003 \
834 if (GIMME_V != G_VOID) \ 1004 if (GIMME_V != G_VOID) \
835 XPUSHs (req_sv (req, aio_req_stash)); 1005 XPUSHs (req_sv (req, aio_req_stash));
836 1006
1007/* *wdsv, *pathsv, *wd and *ptr must be 0-initialized */
837ecb_inline void 1008ecb_inline
1009void
838req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr) 1010req_set_path (SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
839{ 1011{
840 if (expect_false (SvROK (path))) 1012 if (expect_false (SvROK (path)))
841 { 1013 {
842 AV *av = (AV *)SvRV (path); 1014 SV *rv = SvRV (path);
843 SV *wdob; 1015 SV *wdob;
844 1016
845 if (SvTYPE (av) != SVt_PVAV || AvFILLp (av) != 1) 1017 if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1)
846 croak ("IO::AIO: pathname arguments must be specified as strings or [wd, path] arrayrefs");
847
848 path = AvARRAY (av)[1];
849 wdob = AvARRAY (av)[0];
850
851 if (SvOK (wdob))
852 { 1018 {
1019 path = AvARRAY (rv)[1];
1020 wdob = AvARRAY (rv)[0];
1021
1022 if (SvOK (wdob))
1023 {
853 *wd = SvAIO_WD (wdob); 1024 *wd = SvAIO_WD (wdob);
854 *wdsv = SvREFCNT_inc_NN (SvRV (wdob)); 1025 *wdsv = SvREFCNT_inc_NN (SvRV (wdob));
1026 }
1027 else
1028 *wd = EIO_INVALID_WD;
1029 }
1030 else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash)
1031 {
1032 *wd = (aio_wd)(long)SvIVX (rv);
1033 *wdsv = SvREFCNT_inc_NN (rv);
1034 *ptr = ".";
1035 return; /* path set to "." */
855 } 1036 }
856 else 1037 else
857 *wd = EIO_INVALID_WD; 1038 croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair");
858 } 1039 }
859 1040
860 *pathsv = newSVsv (path); 1041 *pathsv = newSVsv (path);
861 *ptr = SvPVbyte_nolen (*pathsv); 1042 *ptr = SvPVbyte_nolen (*pathsv);
862} 1043}
863 1044
864static void ecb_noinline 1045ecb_noinline
1046static void
865req_set_path1 (aio_req req, SV *path) 1047req_set_path1 (aio_req req, SV *path)
866{ 1048{
867 req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1); 1049 req_set_path (path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
868} 1050}
869 1051
870static void ecb_noinline 1052ecb_noinline
1053static void
871req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path) 1054req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
872{ 1055{
873 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path; 1056 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
874 1057
875 switch (SvTYPE (rv)) 1058 switch (SvTYPE (rv))
… …
887 req_set_path1 (req, fh_or_path); 1070 req_set_path1 (req, fh_or_path);
888 break; 1071 break;
889 } 1072 }
890} 1073}
891 1074
1075/*****************************************************************************/
1076
1077static void
1078ts_set (struct timespec *ts, NV value)
1079{
1080 ts->tv_sec = value;
1081 ts->tv_nsec = (value - ts->tv_sec) * 1e9;
1082}
1083
1084static NV
1085ts_get (const struct timespec *ts)
1086{
1087 return ts->tv_sec + ts->tv_nsec * 1e-9;
1088}
1089
1090/*****************************************************************************/
1091
892XS(boot_IO__AIO) ecb_cold; 1092XS(boot_IO__AIO) ecb_cold;
893 1093
894MODULE = IO::AIO PACKAGE = IO::AIO 1094MODULE = IO::AIO PACKAGE = IO::AIO
895 1095
896PROTOTYPES: ENABLE 1096PROTOTYPES: ENABLE
… …
902 IV iv; 1102 IV iv;
903 } *civ, const_iv[] = { 1103 } *civ, const_iv[] = {
904# define const_niv(name, value) { # name, (IV) value }, 1104# define const_niv(name, value) { # name, (IV) value },
905# define const_iv(name) { # name, (IV) name }, 1105# define const_iv(name) { # name, (IV) name },
906# define const_eio(name) { # name, (IV) EIO_ ## name }, 1106# define const_eio(name) { # name, (IV) EIO_ ## name },
1107
1108 /* you have to re-run ./gendef0 after adding/removing any constants here */
1109 /* the first block can be undef if missing */
1110 const_iv (ENOSYS)
907 const_iv (EXDEV) 1111 const_iv (EXDEV)
908 const_iv (ENOSYS) 1112 const_iv (EBADR)
1113
1114 /* for lseek */
1115 const_iv (SEEK_DATA)
1116 const_iv (SEEK_HOLE)
1117
1118 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
1119 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
1120 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
1121 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
1122 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
1123 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
1124
1125 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
1126 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
1127 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
1128 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
1129 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
1130
1131 /* the second block will be 0 when missing */
1132 const_iv (O_ACCMODE)
1133
909 const_iv (O_RDONLY) 1134 const_iv (O_RDONLY)
910 const_iv (O_WRONLY) 1135 const_iv (O_WRONLY)
911 const_iv (O_RDWR) 1136 const_iv (O_RDWR)
912 const_iv (O_CREAT) 1137 const_iv (O_CREAT)
913 const_iv (O_TRUNC) 1138 const_iv (O_TRUNC)
… …
926 const_iv (O_SEARCH) 1151 const_iv (O_SEARCH)
927 const_iv (O_DIRECTORY) 1152 const_iv (O_DIRECTORY)
928 const_iv (O_DSYNC) 1153 const_iv (O_DSYNC)
929 const_iv (O_RSYNC) 1154 const_iv (O_RSYNC)
930 const_iv (O_SYNC) 1155 const_iv (O_SYNC)
1156 const_iv (O_PATH)
1157 const_iv (O_TMPFILE)
931 const_iv (O_TTY_INIT) 1158 const_iv (O_TTY_INIT)
932 1159
933 const_iv (S_IFIFO) 1160 const_iv (S_IFIFO)
934 const_iv (S_IFCHR) 1161 const_iv (S_IFCHR)
935 const_iv (S_IFBLK) 1162 const_iv (S_IFBLK)
… …
937 const_iv (S_IFREG) 1164 const_iv (S_IFREG)
938 const_iv (S_IFDIR) 1165 const_iv (S_IFDIR)
939 const_iv (S_IFWHT) 1166 const_iv (S_IFWHT)
940 const_iv (S_IFSOCK) 1167 const_iv (S_IFSOCK)
941 const_iv (S_IFMT) 1168 const_iv (S_IFMT)
942
943 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
944 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
945 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
946 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
947 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
948 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
949
950 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
951 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
952 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
953 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
954 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
955 1169
956 const_iv (ST_RDONLY) 1170 const_iv (ST_RDONLY)
957 const_iv (ST_NOSUID) 1171 const_iv (ST_NOSUID)
958 const_iv (ST_NODEV) 1172 const_iv (ST_NODEV)
959 const_iv (ST_NOEXEC) 1173 const_iv (ST_NOEXEC)
… …
969 const_iv (PROT_NONE) 1183 const_iv (PROT_NONE)
970 const_iv (PROT_EXEC) 1184 const_iv (PROT_EXEC)
971 const_iv (PROT_READ) 1185 const_iv (PROT_READ)
972 const_iv (PROT_WRITE) 1186 const_iv (PROT_WRITE)
973 1187
974 /*const_iv (MAP_FIXED)*/
975 const_iv (MAP_PRIVATE) 1188 const_iv (MAP_PRIVATE)
976 const_iv (MAP_SHARED) 1189 const_iv (MAP_SHARED)
1190 const_iv (MAP_FIXED)
977 const_iv (MAP_ANONYMOUS) 1191 const_iv (MAP_ANONYMOUS)
978 1192
979 /* linuxish */ 1193 /* linuxish */
980 const_iv (MAP_HUGETLB)
981 const_iv (MAP_LOCKED) 1194 const_iv (MAP_LOCKED)
982 const_iv (MAP_NORESERVE) 1195 const_iv (MAP_NORESERVE)
983 const_iv (MAP_POPULATE) 1196 const_iv (MAP_POPULATE)
984 const_iv (MAP_NONBLOCK) 1197 const_iv (MAP_NONBLOCK)
1198 const_iv (MAP_GROWSDOWN)
1199 const_iv (MAP_32BIT)
1200 const_iv (MAP_HUGETLB)
1201 const_iv (MAP_STACK)
1202
1203 const_iv (MREMAP_MAYMOVE)
1204 const_iv (MREMAP_FIXED)
1205
1206 const_iv (MSG_CMSG_CLOEXEC)
1207 const_iv (SOCK_CLOEXEC)
1208
1209 const_iv (F_DUPFD_CLOEXEC)
1210
1211 const_iv (F_ADD_SEALS)
1212 const_iv (F_GET_SEALS)
1213 const_iv (F_SEAL_SEAL)
1214 const_iv (F_SEAL_SHRINK)
1215 const_iv (F_SEAL_GROW)
1216 const_iv (F_SEAL_WRITE)
1217
1218 const_iv (F_OFD_GETLK)
1219 const_iv (F_OFD_SETLK)
1220 const_iv (F_OFD_GETLKW)
1221
1222 const_iv (FIFREEZE)
1223 const_iv (FITHAW)
1224 const_iv (FITRIM)
1225 const_iv (FICLONE)
1226 const_iv (FICLONERANGE)
1227 const_iv (FIDEDUPERANGE)
1228
1229 const_iv (FS_IOC_GETFLAGS)
1230 const_iv (FS_IOC_SETFLAGS)
1231 const_iv (FS_IOC_GETVERSION)
1232 const_iv (FS_IOC_SETVERSION)
1233 const_iv (FS_IOC_FIEMAP)
1234 const_iv (FS_IOC_FSGETXATTR)
1235 const_iv (FS_IOC_FSSETXATTR)
1236 const_iv (FS_IOC_SET_ENCRYPTION_POLICY)
1237 const_iv (FS_IOC_GET_ENCRYPTION_PWSALT)
1238 const_iv (FS_IOC_GET_ENCRYPTION_POLICY)
1239
1240 const_iv (FS_KEY_DESCRIPTOR_SIZE)
1241
1242 const_iv (FS_SECRM_FL)
1243 const_iv (FS_UNRM_FL)
1244 const_iv (FS_COMPR_FL)
1245 const_iv (FS_SYNC_FL)
1246 const_iv (FS_IMMUTABLE_FL)
1247 const_iv (FS_APPEND_FL)
1248 const_iv (FS_NODUMP_FL)
1249 const_iv (FS_NOATIME_FL)
1250 const_iv (FS_DIRTY_FL)
1251 const_iv (FS_COMPRBLK_FL)
1252 const_iv (FS_NOCOMP_FL)
1253 const_iv (FS_ENCRYPT_FL)
1254 const_iv (FS_BTREE_FL)
1255 const_iv (FS_INDEX_FL)
1256 const_iv (FS_JOURNAL_DATA_FL)
1257 const_iv (FS_NOTAIL_FL)
1258 const_iv (FS_DIRSYNC_FL)
1259 const_iv (FS_TOPDIR_FL)
1260 const_iv (FS_FL_USER_MODIFIABLE)
1261
1262 const_iv (FS_XFLAG_REALTIME)
1263 const_iv (FS_XFLAG_PREALLOC)
1264 const_iv (FS_XFLAG_IMMUTABLE)
1265 const_iv (FS_XFLAG_APPEND)
1266 const_iv (FS_XFLAG_SYNC)
1267 const_iv (FS_XFLAG_NOATIME)
1268 const_iv (FS_XFLAG_NODUMP)
1269 const_iv (FS_XFLAG_RTINHERIT)
1270 const_iv (FS_XFLAG_PROJINHERIT)
1271 const_iv (FS_XFLAG_NOSYMLINKS)
1272 const_iv (FS_XFLAG_EXTSIZE)
1273 const_iv (FS_XFLAG_EXTSZINHERIT)
1274 const_iv (FS_XFLAG_NODEFRAG)
1275 const_iv (FS_XFLAG_FILESTREAM)
1276 const_iv (FS_XFLAG_DAX)
1277 const_iv (FS_XFLAG_HASATTR)
1278
1279 const_iv (FIEMAP_FLAG_SYNC)
1280 const_iv (FIEMAP_FLAG_XATTR)
1281 const_iv (FIEMAP_FLAGS_COMPAT)
1282 const_iv (FIEMAP_EXTENT_LAST)
1283 const_iv (FIEMAP_EXTENT_UNKNOWN)
1284 const_iv (FIEMAP_EXTENT_DELALLOC)
1285 const_iv (FIEMAP_EXTENT_ENCODED)
1286 const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED)
1287 const_iv (FIEMAP_EXTENT_NOT_ALIGNED)
1288 const_iv (FIEMAP_EXTENT_DATA_INLINE)
1289 const_iv (FIEMAP_EXTENT_DATA_TAIL)
1290 const_iv (FIEMAP_EXTENT_UNWRITTEN)
1291 const_iv (FIEMAP_EXTENT_MERGED)
1292 const_iv (FIEMAP_EXTENT_SHARED)
1293
1294 const_iv (SPLICE_F_MOVE)
1295 const_iv (SPLICE_F_NONBLOCK)
1296 const_iv (SPLICE_F_MORE)
1297 const_iv (SPLICE_F_GIFT)
1298
1299 const_iv (EFD_CLOEXEC)
1300 const_iv (EFD_NONBLOCK)
1301 const_iv (EFD_SEMAPHORE)
1302
1303 const_iv (MFD_CLOEXEC)
1304 const_iv (MFD_ALLOW_SEALING)
1305 const_iv (MFD_HUGETLB)
1306
1307 const_iv (CLOCK_REALTIME)
1308 const_iv (CLOCK_MONOTONIC)
1309 const_iv (CLOCK_BOOTTIME)
1310 const_iv (CLOCK_REALTIME_ALARM)
1311 const_iv (CLOCK_BOOTTIME_ALARM)
1312
1313 const_iv (TFD_NONBLOCK)
1314 const_iv (TFD_CLOEXEC)
1315
1316 const_iv (TFD_TIMER_ABSTIME)
1317 const_iv (TFD_TIMER_CANCEL_ON_SET)
1318
1319 const_iv (STATX_TYPE)
1320 const_iv (STATX_MODE)
1321 const_iv (STATX_NLINK)
1322 const_iv (STATX_UID)
1323 const_iv (STATX_GID)
1324 const_iv (STATX_ATIME)
1325 const_iv (STATX_MTIME)
1326 const_iv (STATX_CTIME)
1327 const_iv (STATX_INO)
1328 const_iv (STATX_SIZE)
1329 const_iv (STATX_BLOCKS)
1330 const_iv (STATX_BASIC_STATS)
1331 const_iv (STATX_ALL)
1332 const_iv (STATX_BTIME)
1333 const_iv (STATX_ATTR_COMPRESSED)
1334 const_iv (STATX_ATTR_IMMUTABLE)
1335 const_iv (STATX_ATTR_APPEND)
1336 const_iv (STATX_ATTR_NODUMP)
1337 const_iv (STATX_ATTR_ENCRYPTED)
1338 const_iv (STATX_ATTR_AUTOMOUNT)
1339
1340 const_iv (AT_FDCWD)
1341 const_iv (AT_SYMLINK_NOFOLLOW)
1342 const_iv (AT_EACCESS)
1343 const_iv (AT_REMOVEDIR)
1344 const_iv (AT_SYMLINK_FOLLOW)
1345 const_iv (AT_NO_AUTOMOUNT)
1346 const_iv (AT_EMPTY_PATH)
1347 const_iv (AT_STATX_SYNC_TYPE)
1348 const_iv (AT_STATX_AS_STAT)
1349 const_iv (AT_STATX_FORCE_SYNC)
1350 const_iv (AT_STATX_DONT_SYNC)
1351 const_iv (AT_RECURSIVE)
1352
1353 const_iv (OPEN_TREE_CLONE)
1354
1355 const_iv (FSOPEN_CLOEXEC)
1356
1357 const_iv (FSPICK_CLOEXEC)
1358 const_iv (FSPICK_SYMLINK_NOFOLLOW)
1359 const_iv (FSPICK_NO_AUTOMOUNT)
1360 const_iv (FSPICK_EMPTY_PATH)
1361
1362 const_iv (MOVE_MOUNT_F_SYMLINKS)
1363 const_iv (MOVE_MOUNT_F_AUTOMOUNTS)
1364 const_iv (MOVE_MOUNT_F_EMPTY_PATH)
1365 const_iv (MOVE_MOUNT_T_SYMLINKS)
1366 const_iv (MOVE_MOUNT_T_AUTOMOUNTS)
1367 const_iv (MOVE_MOUNT_T_EMPTY_PATH)
1368
1369 /* these are libeio constants, and are independent of gendef0 */
1370 const_eio (SEEK_SET)
1371 const_eio (SEEK_CUR)
1372 const_eio (SEEK_END)
985 1373
986 const_eio (MCL_FUTURE) 1374 const_eio (MCL_FUTURE)
987 const_eio (MCL_CURRENT) 1375 const_eio (MCL_CURRENT)
1376 const_eio (MCL_ONFAULT)
988 1377
989 const_eio (MS_ASYNC) 1378 const_eio (MS_ASYNC)
990 const_eio (MS_INVALIDATE) 1379 const_eio (MS_INVALIDATE)
991 const_eio (MS_SYNC) 1380 const_eio (MS_SYNC)
992 1381
… …
995 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 1384 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
996 const_eio (SYNC_FILE_RANGE_WRITE) 1385 const_eio (SYNC_FILE_RANGE_WRITE)
997 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 1386 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
998 1387
999 const_eio (FALLOC_FL_KEEP_SIZE) 1388 const_eio (FALLOC_FL_KEEP_SIZE)
1389 const_eio (FALLOC_FL_PUNCH_HOLE)
1390 const_eio (FALLOC_FL_COLLAPSE_RANGE)
1391 const_eio (FALLOC_FL_ZERO_RANGE)
1392 const_eio (FALLOC_FL_INSERT_RANGE)
1393 const_eio (FALLOC_FL_UNSHARE_RANGE)
1394
1395 const_eio (RENAME_NOREPLACE)
1396 const_eio (RENAME_EXCHANGE)
1397 const_eio (RENAME_WHITEOUT)
1000 1398
1001 const_eio (READDIR_DENTS) 1399 const_eio (READDIR_DENTS)
1002 const_eio (READDIR_DIRS_FIRST) 1400 const_eio (READDIR_DIRS_FIRST)
1003 const_eio (READDIR_STAT_ORDER) 1401 const_eio (READDIR_STAT_ORDER)
1004 const_eio (READDIR_FOUND_UNKNOWN) 1402 const_eio (READDIR_FOUND_UNKNOWN)
… …
1022 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) 1420 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
1023 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); 1421 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
1024 1422
1025 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1423 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
1026 1424
1425 /* allocate dummy pipe fd for aio_close */
1426 {
1427 int pipefd [2];
1428
1429 if (
1430#ifdef _WIN32
1431 _pipe (pipefd, 1, _O_BINARY) < 0
1432#else
1433 pipe (pipefd) < 0
1434 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1435#endif
1436 || close (pipefd [1]) < 0
1437 )
1438 croak ("IO::AIO: unable to create dummy pipe for aio_close");
1439
1440 close_fd = pipefd [0];
1441 }
1442
1027 reinit (); 1443 reinit ();
1028} 1444}
1029 1445
1030void 1446void
1031reinit () 1447reinit ()
… …
1072 PROTOTYPE: $ 1488 PROTOTYPE: $
1073 CODE: 1489 CODE:
1074 max_outstanding = maxreqs; 1490 max_outstanding = maxreqs;
1075 1491
1076void 1492void
1077aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef) 1493aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef)
1078 PPCODE: 1494 PPCODE:
1079{ 1495{
1080 dREQ; 1496 dREQ;
1081 1497
1082 req->type = EIO_WD_OPEN; 1498 req->type = EIO_WD_OPEN;
… …
1084 1500
1085 REQ_SEND; 1501 REQ_SEND;
1086} 1502}
1087 1503
1088void 1504void
1089aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1505aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef)
1090 PPCODE: 1506 PPCODE:
1091{ 1507{
1092 dREQ; 1508 dREQ;
1093 1509
1094 req->type = EIO_OPEN; 1510 req->type = EIO_OPEN;
… …
1098 1514
1099 REQ_SEND; 1515 REQ_SEND;
1100} 1516}
1101 1517
1102void 1518void
1103aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1519aio_fsync (SV *fh, SV *callback = &PL_sv_undef)
1104 ALIAS: 1520 ALIAS:
1105 aio_fsync = EIO_FSYNC 1521 aio_fsync = EIO_FSYNC
1106 aio_fdatasync = EIO_FDATASYNC 1522 aio_fdatasync = EIO_FDATASYNC
1107 aio_syncfs = EIO_SYNCFS 1523 aio_syncfs = EIO_SYNCFS
1108 PPCODE: 1524 PPCODE:
1109{ 1525{
1110 int fd = s_fileno_croak (fh, 0); 1526 int fd = s_fileno_croak (fh, 0);
1111 dREQ; 1527 dREQ;
1112 1528
1113 req->type = ix; 1529 req->type = ix;
1114 req->sv1 = newSVsv (fh); 1530 req->sv1 = newSVsv (fh);
1115 req->int1 = fd; 1531 req->int1 = fd;
1116 1532
1117 REQ_SEND (req); 1533 REQ_SEND;
1118} 1534}
1119 1535
1120void 1536void
1121aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 1537aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef)
1122 PPCODE: 1538 PPCODE:
1123{ 1539{
1124 int fd = s_fileno_croak (fh, 0); 1540 int fd = s_fileno_croak (fh, 0);
1125 dREQ; 1541 dREQ;
1126 1542
1127 req->type = EIO_SYNC_FILE_RANGE; 1543 req->type = EIO_SYNC_FILE_RANGE;
1128 req->sv1 = newSVsv (fh); 1544 req->sv1 = newSVsv (fh);
1129 req->int1 = fd; 1545 req->int1 = fd;
1130 req->offs = offset; 1546 req->offs = offset;
1131 req->size = nbytes; 1547 req->size = nbytes;
1132 req->int2 = flags; 1548 req->int2 = flags;
1133 1549
1134 REQ_SEND (req); 1550 REQ_SEND;
1135} 1551}
1136 1552
1137void 1553void
1138aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) 1554aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef)
1139 PPCODE: 1555 PPCODE:
1140{ 1556{
1141 int fd = s_fileno_croak (fh, 0); 1557 int fd = s_fileno_croak (fh, 0);
1142 dREQ; 1558 dREQ;
1143 1559
1144 req->type = EIO_FALLOCATE; 1560 req->type = EIO_FALLOCATE;
1145 req->sv1 = newSVsv (fh); 1561 req->sv1 = newSVsv (fh);
1146 req->int1 = fd; 1562 req->int1 = fd;
1147 req->int2 = mode; 1563 req->int2 = mode;
1148 req->offs = offset; 1564 req->offs = offset;
1149 req->size = len; 1565 req->size = len;
1150 1566
1151 REQ_SEND (req); 1567 REQ_SEND;
1152} 1568}
1153 1569
1154void 1570void
1155aio_close (SV *fh, SV *callback=&PL_sv_undef) 1571aio_close (SV *fh, SV *callback = &PL_sv_undef)
1156 PPCODE: 1572 PPCODE:
1157{ 1573{
1158 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1159 int fd = s_fileno_croak (fh, 0); 1574 int fd = s_fileno_croak (fh, 0);
1160 dREQ; 1575 dREQ;
1576#if 0
1577 /* partially duplicate logic in s_fileno */
1578 SvGETMAGIC (fh);
1161 1579
1162 if (expect_false (close_fd < 0)) 1580 if (SvROK (fh))
1581 {
1582 fh = SvRV (fh);
1583 SvGETMAGIC (fh);
1584 }
1585
1586 if (SvTYPE (fh) == SVt_PVGV)
1163 { 1587 {
1164 int pipefd [2]; 1588 /* perl filehandle */
1589 PerlIOUnix_refcnt_inc (fd);
1590 do_close ((GV *)fh, 1);
1165 1591
1166 if ( 1592 req->type = EIO_CLOSE;
1167#ifdef _WIN32 1593 req->int1 = fd;
1168 _pipe (pipefd, 1, _O_BINARY) < 0 1594 /*req->sv2 = newSVsv (fh);*/ /* since we stole the fd, no need to keep the fh */
1169#else
1170 pipe (pipefd) < 0
1171 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1172#endif
1173 || close (pipefd [1]) < 0
1174 )
1175 abort (); /*D*/
1176
1177 close_fd = pipefd [0];
1178 } 1595 }
1179 1596 else
1597#endif
1598 {
1599 /* fd number */
1180 req->type = EIO_DUP2; 1600 req->type = EIO_DUP2;
1181 req->int1 = close_fd; 1601 req->int1 = close_fd;
1602 req->sv2 = newSVsv (fh);
1603 req->int2 = fd;
1604 }
1605
1606 REQ_SEND;
1607}
1608
1609void
1610aio_seek (SV *fh, SV *offset, int whence, SV *callback = &PL_sv_undef)
1611 PPCODE:
1612{
1613 int fd = s_fileno_croak (fh, 0);
1614 dREQ;
1615
1616 req->type = EIO_SEEK;
1182 req->sv2 = newSVsv (fh); 1617 req->sv1 = newSVsv (fh);
1183 req->int2 = fd; 1618 req->int1 = fd;
1619 req->offs = SvVAL64 (offset);
1620 req->int2 = whence;
1184 1621
1185 REQ_SEND (req); 1622 REQ_SEND;
1186} 1623}
1187 1624
1188void 1625void
1189aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 1626aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback = &PL_sv_undef)
1190 ALIAS: 1627 ALIAS:
1191 aio_read = EIO_READ 1628 aio_read = EIO_READ
1192 aio_write = EIO_WRITE 1629 aio_write = EIO_WRITE
1193 PPCODE: 1630 PPCODE:
1194{ 1631{
… …
1210 len = svlen - dataoffset; 1647 len = svlen - dataoffset;
1211 } 1648 }
1212 else 1649 else
1213 { 1650 {
1214 /* read: check type and grow scalar as necessary */ 1651 /* read: check type and grow scalar as necessary */
1215 SvUPGRADE (data, SVt_PV); 1652 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1216 svptr = SvGROW (data, len + dataoffset + 1); 1653 svptr = sv_grow (data, len + dataoffset + 1);
1654 else if (SvCUR (data) < len + dataoffset)
1655 croak ("length + dataoffset outside of scalar, and cannot grow");
1217 } 1656 }
1218 1657
1219 { 1658 {
1220 dREQ; 1659 dREQ;
1221 1660
… …
1237 REQ_SEND; 1676 REQ_SEND;
1238 } 1677 }
1239} 1678}
1240 1679
1241void 1680void
1681aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef)
1682 ALIAS:
1683 aio_ioctl = EIO_IOCTL
1684 aio_fcntl = EIO_FCNTL
1685 PPCODE:
1686{
1687 int fd = s_fileno_croak (fh, 0);
1688 char *svptr;
1689
1690 if (SvPOK (arg) || !SvNIOK (arg))
1691 {
1692 STRLEN svlen;
1693 /* perl uses IOCPARM_LEN for fcntl, so we do, too */
1694#ifdef IOCPARM_LEN
1695 STRLEN need = IOCPARM_LEN (request);
1696#else
1697 STRLEN need = 256;
1698#endif
1699
1700 if (svlen < need)
1701 svptr = SvGROW (arg, need);
1702 }
1703 else
1704 svptr = (char *)SvIV (arg);
1705
1706 {
1707 dREQ;
1708
1709 req->type = ix;
1710 req->sv1 = newSVsv (fh);
1711 req->int1 = fd;
1712 req->int2 = (long)request;
1713 req->sv2 = SvREFCNT_inc (arg);
1714 req->ptr2 = svptr;
1715
1716 REQ_SEND;
1717 }
1718}
1719
1720void
1242aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1721aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1243 ALIAS: 1722 ALIAS:
1244 aio_readlink = EIO_READLINK 1723 aio_readlink = EIO_READLINK
1245 aio_realpath = EIO_REALPATH 1724 aio_realpath = EIO_REALPATH
1246 PPCODE: 1725 PPCODE:
1247{ 1726{
… …
1252 1731
1253 REQ_SEND; 1732 REQ_SEND;
1254} 1733}
1255 1734
1256void 1735void
1257aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1736aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef)
1258 PPCODE: 1737 PPCODE:
1259{ 1738{
1260 int ifd = s_fileno_croak (in_fh , 0); 1739 int ifd = s_fileno_croak (in_fh , 0);
1261 int ofd = s_fileno_croak (out_fh, 1); 1740 int ofd = s_fileno_croak (out_fh, 1);
1262 dREQ; 1741 dREQ;
1263 1742
1264 req->type = EIO_SENDFILE; 1743 req->type = EIO_SENDFILE;
1265 req->sv1 = newSVsv (out_fh); 1744 req->sv1 = newSVsv (out_fh);
1266 req->int1 = ofd; 1745 req->int1 = ofd;
… …
1271 1750
1272 REQ_SEND; 1751 REQ_SEND;
1273} 1752}
1274 1753
1275void 1754void
1276aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1755aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef)
1277 PPCODE: 1756 PPCODE:
1278{ 1757{
1279 int fd = s_fileno_croak (fh, 0); 1758 int fd = s_fileno_croak (fh, 0);
1280 dREQ; 1759 dREQ;
1281 1760
1282 req->type = EIO_READAHEAD; 1761 req->type = EIO_READAHEAD;
1283 req->sv1 = newSVsv (fh); 1762 req->sv1 = newSVsv (fh);
1284 req->int1 = fd; 1763 req->int1 = fd;
… …
1287 1766
1288 REQ_SEND; 1767 REQ_SEND;
1289} 1768}
1290 1769
1291void 1770void
1292aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 1771aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef)
1293 ALIAS: 1772 ALIAS:
1294 aio_stat = EIO_STAT 1773 aio_stat = EIO_STAT
1295 aio_lstat = EIO_LSTAT 1774 aio_lstat = EIO_LSTAT
1296 aio_statvfs = EIO_STATVFS 1775 aio_statvfs = EIO_STATVFS
1297 PPCODE: 1776 PPCODE:
1298{ 1777{
1299 dREQ; 1778 dREQ;
1300 1779
1301 req->sv1 = newSVsv (fh_or_path);
1302 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); 1780 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1781
1303 REQ_SEND; 1782 REQ_SEND;
1304} 1783}
1784
1785void
1786st_xtime ()
1787 ALIAS:
1788 st_atime = 0x01
1789 st_mtime = 0x02
1790 st_ctime = 0x04
1791 st_btime = 0x08
1792 st_xtime = 0x0f
1793 PPCODE:
1794 EXTEND (SP, 4);
1795 if (ix & 0x01) PUSHs (newSVnv (PL_statcache.st_atime + 1e-9 * ATIMENSEC));
1796 if (ix & 0x02) PUSHs (newSVnv (PL_statcache.st_mtime + 1e-9 * MTIMENSEC));
1797 if (ix & 0x04) PUSHs (newSVnv (PL_statcache.st_ctime + 1e-9 * CTIMENSEC));
1798 if (ix & 0x08) PUSHs (newSVnv (BTIMESEC + 1e-9 * BTIMENSEC));
1799
1800void
1801st_xtimensec ()
1802 ALIAS:
1803 st_atimensec = 0x01
1804 st_mtimensec = 0x02
1805 st_ctimensec = 0x04
1806 st_btimensec = 0x08
1807 st_xtimensec = 0x0f
1808 st_btimesec = 0x10
1809 st_gen = 0x20
1810 PPCODE:
1811 EXTEND (SP, 4);
1812 if (ix & 0x01) PUSHs (newSViv (ATIMENSEC));
1813 if (ix & 0x02) PUSHs (newSViv (MTIMENSEC));
1814 if (ix & 0x04) PUSHs (newSViv (CTIMENSEC));
1815 if (ix & 0x08) PUSHs (newSViv (BTIMENSEC));
1816 if (ix & 0x10) PUSHs (newSVuv (BTIMESEC));
1817 if (ix & 0x20) PUSHs (newSVuv (ST_GEN));
1305 1818
1306UV 1819UV
1307major (UV dev) 1820major (UV dev)
1308 ALIAS: 1821 ALIAS:
1309 minor = 1 1822 minor = 1
1310 CODE: 1823 CODE:
1311 RETVAL = ix ? major (dev) : minor (dev); 1824 RETVAL = ix ? minor (dev) : major (dev);
1312 OUTPUT: 1825 OUTPUT:
1313 RETVAL 1826 RETVAL
1314 1827
1315UV 1828UV
1316makedev (UV maj, UV min) 1829makedev (UV maj, UV min)
… …
1318 RETVAL = makedev (maj, min); 1831 RETVAL = makedev (maj, min);
1319 OUTPUT: 1832 OUTPUT:
1320 RETVAL 1833 RETVAL
1321 1834
1322void 1835void
1323aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) 1836aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef)
1324 PPCODE: 1837 PPCODE:
1325{ 1838{
1326 dREQ; 1839 dREQ;
1327 1840
1328 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1841 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
… …
1331 1844
1332 REQ_SEND; 1845 REQ_SEND;
1333} 1846}
1334 1847
1335void 1848void
1336aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1849aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef)
1337 PPCODE: 1850 PPCODE:
1338{ 1851{
1339 dREQ; 1852 dREQ;
1340 1853
1341 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1854 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
… …
1343 1856
1344 REQ_SEND; 1857 REQ_SEND;
1345} 1858}
1346 1859
1347void 1860void
1348aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1861aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef)
1349 PPCODE: 1862 PPCODE:
1350{ 1863{
1351 dREQ; 1864 dREQ;
1352 1865
1353 req->int2 = mode; 1866 req->int2 = mode;
… …
1355 1868
1356 REQ_SEND; 1869 REQ_SEND;
1357} 1870}
1358 1871
1359void 1872void
1360aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) 1873aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef)
1361 PPCODE: 1874 PPCODE:
1362{ 1875{
1363 dREQ; 1876 dREQ;
1364 1877
1365 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1878 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
… …
1368 1881
1369 REQ_SEND; 1882 REQ_SEND;
1370} 1883}
1371 1884
1372void 1885void
1373aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) 1886aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef)
1374 PPCODE: 1887 PPCODE:
1375{ 1888{
1376 dREQ; 1889 dREQ;
1377 1890
1378 req->type = EIO_READDIR; 1891 req->type = EIO_READDIR;
… …
1385 1898
1386 REQ_SEND; 1899 REQ_SEND;
1387} 1900}
1388 1901
1389void 1902void
1390aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef) 1903aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef)
1391 PPCODE: 1904 PPCODE:
1392{ 1905{
1393 dREQ; 1906 dREQ;
1394 1907
1395 req->type = EIO_MKDIR; 1908 req->type = EIO_MKDIR;
… …
1398 1911
1399 REQ_SEND; 1912 REQ_SEND;
1400} 1913}
1401 1914
1402void 1915void
1403aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1916aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1404 ALIAS: 1917 ALIAS:
1405 aio_unlink = EIO_UNLINK 1918 aio_unlink = EIO_UNLINK
1406 aio_rmdir = EIO_RMDIR 1919 aio_rmdir = EIO_RMDIR
1407 aio_readdir = EIO_READDIR 1920 aio_readdir = EIO_READDIR
1408 PPCODE: 1921 PPCODE:
… …
1414 1927
1415 REQ_SEND; 1928 REQ_SEND;
1416} 1929}
1417 1930
1418void 1931void
1419aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) 1932aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef)
1420 ALIAS: 1933 ALIAS:
1421 aio_link = EIO_LINK 1934 aio_link = EIO_LINK
1422 aio_symlink = EIO_SYMLINK 1935 aio_symlink = EIO_SYMLINK
1423 aio_rename = EIO_RENAME 1936 aio_rename = EIO_RENAME
1424 PPCODE: 1937 PPCODE:
1425{ 1938{
1939 eio_wd wd2 = 0;
1426 dREQ; 1940 dREQ;
1427 eio_wd wd2 = 0;
1428 1941
1429 req->type = ix; 1942 req->type = ix;
1430 req_set_path1 (req, oldpath); 1943 req_set_path1 (req, oldpath);
1431 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); 1944 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1432 req->int3 = (long)wd2; 1945 req->int3 = (long)wd2;
1433 1946
1434 REQ_SEND; 1947 REQ_SEND;
1435} 1948}
1436 1949
1437void 1950void
1951aio_rename2 (SV8 *oldpath, SV8 *newpath, int flags = 0, SV *callback = &PL_sv_undef)
1952 PPCODE:
1953{
1954 eio_wd wd2 = 0;
1955 dREQ;
1956
1957 req->type = EIO_RENAME;
1958 req_set_path1 (req, oldpath);
1959 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1960 req->int2 = flags;
1961 req->int3 = (long)wd2;
1962
1963 REQ_SEND;
1964}
1965
1966void
1438aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) 1967aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef)
1439 PPCODE: 1968 PPCODE:
1440{ 1969{
1441 dREQ; 1970 dREQ;
1442 1971
1443 req->type = EIO_MKNOD; 1972 req->type = EIO_MKNOD;
… …
1447 1976
1448 REQ_SEND; 1977 REQ_SEND;
1449} 1978}
1450 1979
1451void 1980void
1452aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) 1981aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = -1, SV *callback = &PL_sv_undef)
1453 ALIAS: 1982 ALIAS:
1454 aio_mtouch = EIO_MTOUCH 1983 aio_mtouch = EIO_MTOUCH
1455 aio_msync = EIO_MSYNC 1984 aio_msync = EIO_MSYNC
1456 PPCODE: 1985 PPCODE:
1457{ 1986{
1458 STRLEN svlen; 1987 STRLEN svlen;
1459 char *svptr = SvPVbyte (data, svlen); 1988 char *svptr = SvPVbyte (data, svlen);
1460 UV len = SvUV (length); 1989 UV len = SvUV (length);
1990
1991 if (flags < 0)
1992 flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0;
1461 1993
1462 if (offset < 0) 1994 if (offset < 0)
1463 offset += svlen; 1995 offset += svlen;
1464 1996
1465 if (offset < 0 || offset > svlen) 1997 if (offset < 0 || offset > svlen)
… …
1480 REQ_SEND; 2012 REQ_SEND;
1481 } 2013 }
1482} 2014}
1483 2015
1484void 2016void
1485aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) 2017aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1486 PPCODE: 2018 PPCODE:
1487{ 2019{
1488 STRLEN svlen; 2020 STRLEN svlen;
1489 char *svptr = SvPVbyte (data, svlen); 2021 char *svptr = SvPVbyte (data, svlen);
1490 UV len = SvUV (length); 2022 UV len = SvUV (length);
… …
1509 REQ_SEND; 2041 REQ_SEND;
1510 } 2042 }
1511} 2043}
1512 2044
1513void 2045void
1514aio_mlockall (IV flags, SV *callback=&PL_sv_undef) 2046aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1515 PPCODE: 2047 PPCODE:
1516{ 2048{
1517 dREQ; 2049 dREQ;
1518 2050
1519 req->type = EIO_MLOCKALL; 2051 req->type = EIO_MLOCKALL;
… …
1521 2053
1522 REQ_SEND; 2054 REQ_SEND;
1523} 2055}
1524 2056
1525void 2057void
2058aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef)
2059 PPCODE:
2060{
2061 int fd = s_fileno_croak (fh, 0);
2062 dREQ;
2063
2064 req->type = EIO_CUSTOM;
2065 req->sv1 = newSVsv (fh);
2066 req->int1 = fd;
2067
2068 req->feed = fiemap;
2069#if HAVE_FIEMAP
2070 /* keep our fingers crossed that the next two types are 64 bit */
2071 req->offs = start;
2072 req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL;
2073 req->int2 = flags;
2074 req->int3 = SvOK (count) ? SvIV (count) : -1;
2075#endif
2076
2077 REQ_SEND;
2078}
2079
2080void
2081aio_slurp (SV *pathname, off_t offset, UV length, SV8 *data, SV *callback = &PL_sv_undef)
2082 PPCODE:
2083{
2084 char *svptr = 0;
2085
2086 sv_clear_foreign (data);
2087
2088 if (length) /* known length, directly read into scalar */
2089 {
2090 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
2091 svptr = sv_grow (data, length + 1);
2092 else if (SvCUR (data) < length)
2093 croak ("length outside of scalar, and cannot grow");
2094 else
2095 svptr = SvPVbyte_nolen (data);
2096 }
2097
2098 {
2099 dREQ;
2100
2101 req->type = EIO_SLURP;
2102 req_set_path1 (req, pathname);
2103 req->offs = offset;
2104 req->size = length;
2105 req->sv2 = SvREFCNT_inc (data);
2106 req->ptr2 = svptr;
2107
2108 if (!SvREADONLY (data))
2109 {
2110 SvREADONLY_on (data);
2111 req->flags |= FLAG_SV2_RO_OFF;
2112 }
2113
2114 REQ_SEND;
2115 }
2116}
2117
2118void
1526aio_busy (double delay, SV *callback=&PL_sv_undef) 2119aio_busy (double delay, SV *callback = &PL_sv_undef)
1527 PPCODE: 2120 PPCODE:
1528{ 2121{
1529 dREQ; 2122 dREQ;
1530 2123
1531 req->type = EIO_BUSY; 2124 req->type = EIO_BUSY;
… …
1533 2126
1534 REQ_SEND; 2127 REQ_SEND;
1535} 2128}
1536 2129
1537void 2130void
1538aio_group (SV *callback=&PL_sv_undef) 2131aio_group (SV *callback = &PL_sv_undef)
1539 PPCODE: 2132 PPCODE:
1540{ 2133{
1541 dREQ; 2134 dREQ;
1542 2135
1543 req->type = EIO_GROUP; 2136 req->type = EIO_GROUP;
1544 2137
2138 PUTBACK;
1545 req_submit (req); 2139 req_submit (req);
2140 SPAGAIN;
2141
1546 XPUSHs (req_sv (req, aio_grp_stash)); 2142 XPUSHs (req_sv (req, aio_grp_stash));
1547} 2143}
1548 2144
1549void 2145void
1550aio_nop (SV *callback=&PL_sv_undef) 2146aio_nop (SV *callback = &PL_sv_undef)
1551 ALIAS: 2147 ALIAS:
1552 aio_nop = EIO_NOP 2148 aio_nop = EIO_NOP
1553 aio_sync = EIO_SYNC 2149 aio_sync = EIO_SYNC
1554 PPCODE: 2150 PPCODE:
1555{ 2151{
… …
1559 2155
1560 REQ_SEND; 2156 REQ_SEND;
1561} 2157}
1562 2158
1563int 2159int
1564aioreq_pri (int pri = 0) 2160aioreq_pri (int pri = NO_INIT)
1565 CODE: 2161 CODE:
1566 RETVAL = next_pri; 2162 RETVAL = next_pri;
1567 if (items > 0) 2163 if (items > 0)
1568 { 2164 {
1569 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 2165 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
… …
1659 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 2255 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1660 OUTPUT: 2256 OUTPUT:
1661 RETVAL 2257 RETVAL
1662 2258
1663void 2259void
1664mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) 2260mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0)
1665 PPCODE: 2261 PPCODE:
1666 sv_unmagic (scalar, MMAP_MAGIC); 2262 sv_clear_foreign (scalar);
1667{ 2263{
1668 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; 2264 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1669 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 2265 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
1670 if (addr == (void *)-1) 2266 if (addr == (void *)-1)
1671 XSRETURN_NO; 2267 XSRETURN_NO;
1672 2268
1673 sv_force_normal (scalar); 2269 sv_set_foreign (scalar, &mmap_vtbl, addr, length);
1674
1675 /* we store the length in mg_obj, as namlen is I32 :/ */
1676 sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0)
1677 ->mg_obj = (SV *)length;
1678
1679 SvUPGRADE (scalar, SVt_PV); /* nop... */
1680 2270
1681 if (!(prot & PROT_WRITE)) 2271 if (!(prot & PROT_WRITE))
1682 SvREADONLY_on (scalar); 2272 SvREADONLY_on (scalar);
1683 2273
1684 if (SvLEN (scalar))
1685 Safefree (SvPVX (scalar));
1686
1687 SvPVX (scalar) = (char *)addr;
1688 SvCUR_set (scalar, length);
1689 SvLEN_set (scalar, 0);
1690 SvPOK_only (scalar);
1691
1692 XSRETURN_YES; 2274 XSRETURN_YES;
1693} 2275}
1694 2276
1695void 2277void
1696munmap (SV *scalar) 2278munmap (SV *scalar)
1697 CODE: 2279 CODE:
1698 sv_unmagic (scalar, MMAP_MAGIC); 2280 sv_clear_foreign (scalar);
2281
2282SV *
2283mremap (SV *scalar, STRLEN new_length, int flags = MREMAP_MAYMOVE, IV new_address = 0)
2284 CODE:
2285{
2286 MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl);
2287 void *new;
2288
2289 if (!mg || SvPVX (scalar) != mg->mg_ptr)
2290 croak ("IO::AIO::mremap: scalar not mapped by IO::AIO::mmap or improperly modified");
2291
2292 new = mremap (mg->mg_ptr, (size_t)mg->mg_obj, new_length, flags, (void *)new_address);
2293
2294 RETVAL = &PL_sv_no;
2295
2296 if (new != (void *)-1)
2297 {
2298 RETVAL = new == (void *)mg->mg_ptr
2299 ? newSVpvn ("0 but true", 10)
2300 : &PL_sv_yes;
2301
2302 mg->mg_ptr = (char *)new;
2303 mg->mg_obj = (SV *)new_length;
2304
2305 SvPVX (scalar) = mg->mg_ptr;
2306 SvCUR_set (scalar, new_length);
2307 }
2308}
2309 OUTPUT:
2310 RETVAL
1699 2311
1700int 2312int
1701madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 2313madvise (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1702 ALIAS: 2314 ALIAS:
1703 mprotect = 1 2315 mprotect = 1
1704 CODE: 2316 CODE:
1705{ 2317{
1706 STRLEN svlen; 2318 STRLEN svlen;
1707 void *addr = SvPVbyte (scalar, svlen); 2319 void *addr = SvPVbyte (scalar, svlen);
1708 size_t len = SvUV (length); 2320 STRLEN len = SvUV (length);
1709 2321
1710 if (offset < 0) 2322 if (offset < 0)
1711 offset += svlen; 2323 offset += svlen;
1712 2324
1713 if (offset < 0 || offset > svlen) 2325 if (offset < 0 || offset > svlen)
… …
1727} 2339}
1728 OUTPUT: 2340 OUTPUT:
1729 RETVAL 2341 RETVAL
1730 2342
1731int 2343int
1732munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) 2344munlock (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef)
1733 CODE: 2345 CODE:
1734{ 2346{
1735 STRLEN svlen; 2347 STRLEN svlen;
1736 void *addr = SvPVbyte (scalar, svlen); 2348 void *addr = SvPVbyte (scalar, svlen);
1737 size_t len = SvUV (length); 2349 size_t len = SvUV (length);
1738 2350
1739 if (offset < 0) 2351 if (offset < 0)
1740 offset += svlen; 2352 offset += svlen;
1741 2353
… …
1748 addr = (void *)(((intptr_t)addr) + offset); 2360 addr = (void *)(((intptr_t)addr) + offset);
1749 eio_page_align (&addr, &len); 2361 eio_page_align (&addr, &len);
1750#if _POSIX_MEMLOCK_RANGE 2362#if _POSIX_MEMLOCK_RANGE
1751 RETVAL = munlock (addr, len); 2363 RETVAL = munlock (addr, len);
1752#else 2364#else
1753 RETVAL = ((errno = ENOSYS), -1); 2365 RETVAL = EIO_ENOSYS ();
1754#endif 2366#endif
1755} 2367}
1756 OUTPUT: 2368 OUTPUT:
2369 RETVAL
2370
2371int
2372mlockall (int flags)
2373 PROTOTYPE: $;
2374 CODE:
2375 RETVAL = eio_mlockall_sync (flags);
2376 OUTPUT:
1757 RETVAL 2377 RETVAL
1758 2378
1759int 2379int
1760munlockall () 2380munlockall ()
1761 CODE: 2381 CODE:
1762#if _POSIX_MEMLOCK 2382#if _POSIX_MEMLOCK
1763 munlockall (); 2383 munlockall ();
1764#else 2384#else
1765 RETVAL = -1; 2385 RETVAL = EIO_ENOSYS ();
1766 errno = ENOSYS;
1767#endif 2386#endif
1768 OUTPUT: 2387 OUTPUT:
1769 RETVAL 2388 RETVAL
2389
2390int
2391statx (SV8 *pathname, int flags, UV mask)
2392 CODE:
2393{
2394 /* undocumented, and might go away, and anyway, should use eio_statx */
2395 SV *wdsv = 0;
2396 SV *pathsv = 0;
2397 eio_wd wd = EIO_CWD;
2398 void *ptr;
2399 int res;
2400
2401 req_set_path (pathname, &wdsv, &pathsv, &wd, &ptr);
2402 RETVAL = eio__statx (!wd || wd->fd == EIO_CWD ? AT_FDCWD : wd->fd, ptr, flags, mask & STATX_ALL, &stx);
2403
2404 SvREFCNT_dec (pathsv);
2405 SvREFCNT_dec (wdsv);
2406}
2407 OUTPUT:
2408 RETVAL
2409
2410U32
2411stx_mode ()
2412 PROTOTYPE:
2413 CODE:
2414#if HAVE_STATX
2415 RETVAL = stx.stx_mode;
2416#else
2417 XSRETURN_UNDEF;
2418#endif
2419 OUTPUT:
2420 RETVAL
2421
2422#define STATX_OFFSET_mask statx_offsetof (stx_mask)
2423#define STATX_OFFSET_blksize statx_offsetof (stx_blksize)
2424#define STATX_OFFSET_nlink statx_offsetof (stx_nlink)
2425#define STATX_OFFSET_uid statx_offsetof (stx_uid)
2426#define STATX_OFFSET_gid statx_offsetof (stx_gid)
2427#define STATX_OFFSET_rdev_major statx_offsetof (stx_rdev_major)
2428#define STATX_OFFSET_rdev_minor statx_offsetof (stx_rdev_minor)
2429#define STATX_OFFSET_dev_major statx_offsetof (stx_dev_major)
2430#define STATX_OFFSET_dev_minor statx_offsetof (stx_dev_minor)
2431#define STATX_OFFSET_attributes statx_offsetof (stx_attributes)
2432#define STATX_OFFSET_ino statx_offsetof (stx_ino)
2433#define STATX_OFFSET_size statx_offsetof (stx_size)
2434#define STATX_OFFSET_blocks statx_offsetof (stx_blocks)
2435#define STATX_OFFSET_attributes_mask statx_offsetof (stx_attributes_mask)
2436#define STATX_OFFSET_atime statx_offsetof (stx_atime)
2437#define STATX_OFFSET_btime statx_offsetof (stx_btime)
2438#define STATX_OFFSET_ctime statx_offsetof (stx_ctime)
2439#define STATX_OFFSET_mtime statx_offsetof (stx_mtime)
2440
2441U32
2442stx_mask ()
2443 PROTOTYPE:
2444 ALIAS:
2445 stx_mask = STATX_OFFSET_mask
2446 stx_blksize = STATX_OFFSET_blksize
2447 stx_nlink = STATX_OFFSET_nlink
2448 stx_uid = STATX_OFFSET_uid
2449 stx_gid = STATX_OFFSET_gid
2450 stx_rdev_major = STATX_OFFSET_rdev_major
2451 stx_rdev_minor = STATX_OFFSET_rdev_minor
2452 stx_dev_major = STATX_OFFSET_dev_major
2453 stx_dev_minor = STATX_OFFSET_dev_minor
2454 CODE:
2455#if HAVE_STATX
2456 RETVAL = *(__u32 *)((char *)&stx + ix);
2457#else
2458 XSRETURN_UNDEF;
2459#endif
2460 OUTPUT:
2461 RETVAL
2462
2463VAL64
2464stx_attributes ()
2465 PROTOTYPE:
2466 ALIAS:
2467 stx_attributes = STATX_OFFSET_attributes
2468 stx_ino = STATX_OFFSET_ino
2469 stx_size = STATX_OFFSET_size
2470 stx_blocks = STATX_OFFSET_blocks
2471 stx_attributes_mask = STATX_OFFSET_attributes_mask
2472 CODE:
2473#if HAVE_STATX
2474 RETVAL = *(__u64 *)((char *)&stx + ix);
2475#else
2476 XSRETURN_UNDEF;
2477#endif
2478 OUTPUT:
2479 RETVAL
2480
2481NV
2482stx_atime ()
2483 PROTOTYPE:
2484 ALIAS:
2485 stx_atime = STATX_OFFSET_atime
2486 stx_btime = STATX_OFFSET_btime
2487 stx_ctime = STATX_OFFSET_ctime
2488 stx_mtime = STATX_OFFSET_mtime
2489 CODE:
2490#if HAVE_STATX
2491 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2492 RETVAL = ts->tv_sec + ts->tv_nsec * 1e-9;
2493#else
2494 XSRETURN_UNDEF;
2495#endif
2496 OUTPUT:
2497 RETVAL
2498
2499VAL64
2500stx_atimesec ()
2501 PROTOTYPE:
2502 ALIAS:
2503 stx_atimesec = STATX_OFFSET_atime
2504 stx_btimesec = STATX_OFFSET_btime
2505 stx_ctimesec = STATX_OFFSET_ctime
2506 stx_mtimesec = STATX_OFFSET_mtime
2507 CODE:
2508#if HAVE_STATX
2509 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2510 RETVAL = ts->tv_sec;
2511#else
2512 XSRETURN_UNDEF;
2513#endif
2514 OUTPUT:
2515 RETVAL
2516
2517U32
2518stx_atimensec ()
2519 PROTOTYPE:
2520 ALIAS:
2521 stx_atimensec = STATX_OFFSET_atime
2522 stx_btimensec = STATX_OFFSET_btime
2523 stx_ctimensec = STATX_OFFSET_ctime
2524 stx_mtimensec = STATX_OFFSET_mtime
2525 CODE:
2526#if HAVE_STATX
2527 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2528 RETVAL = ts->tv_nsec;
2529#else
2530 RETVAL = 0;
2531#endif
2532 OUTPUT:
2533 RETVAL
2534
2535void
2536accept4 (aio_rfd rfh, SV *sockaddr, int salen, int flags)
2537 PPCODE:
2538{
2539 SV *retval;
2540#if HAVE_ACCEPT4
2541 socklen_t salen_ = salen ? salen + 1 : 0;
2542
2543 if (salen)
2544 {
2545 sv_upgrade (sockaddr, SVt_PV);
2546 sv_grow (sockaddr, salen_);
2547 }
2548
2549 int res = accept4 (rfh, salen ? (struct sockaddr *)SvPVX (sockaddr) : 0, salen ? &salen_ : 0, flags);
2550
2551 retval = newmortalFH (res, O_RDWR);
2552
2553 if (res >= 0 && salen > 0)
2554 {
2555 if (salen_ > salen + 1)
2556 salen_ = salen + 1;
2557
2558 SvPOK_only (sockaddr);
2559 SvCUR_set (sockaddr, salen_);
2560 }
2561#else
2562 errno = ENOSYS;
2563 retval = &PL_sv_undef;
2564#endif
2565 XPUSHs (retval);
2566}
2567
2568ssize_t
2569splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
2570 CODE:
2571{
2572#if HAVE_LINUX_SPLICE
2573 loff_t off_in_, off_out_;
2574 RETVAL = splice (
2575 rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0,
2576 wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0,
2577 length, flags
2578 );
2579#else
2580 RETVAL = EIO_ENOSYS ();
2581#endif
2582}
2583 OUTPUT:
2584 RETVAL
2585
2586ssize_t
2587tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
2588 CODE:
2589#if HAVE_LINUX_SPLICE
2590 RETVAL = tee (rfh, wfh, length, flags);
2591#else
2592 RETVAL = EIO_ENOSYS ();
2593#endif
2594 OUTPUT:
2595 RETVAL
2596
2597int
2598pipesize (aio_rfd rfh, int new_size = -1)
2599 PROTOTYPE: $;$
2600 CODE:
2601#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
2602 if (new_size >= 0)
2603 RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
2604 else
2605 RETVAL = fcntl (rfh, F_GETPIPE_SZ);
2606#else
2607 errno = ENOSYS;
2608 RETVAL = -1;
2609#endif
2610 OUTPUT:
2611 RETVAL
2612
2613void
2614pipe2 (int flags = 0)
2615 PROTOTYPE: ;$
2616 PPCODE:
2617{
2618 int fd[2];
2619 int res;
2620
2621 if (flags)
2622#if HAVE_PIPE2
2623 res = pipe2 (fd, flags);
2624#else
2625 res = (errno = ENOSYS, -1);
2626#endif
2627 else
2628 res = pipe (fd);
2629
2630 if (!res)
2631 {
2632 EXTEND (SP, 2);
2633 PUSHs (newmortalFH (fd[0], O_RDONLY));
2634 PUSHs (newmortalFH (fd[1], O_WRONLY));
2635 }
2636}
2637
2638void
2639pidfd_open (int pid, unsigned int flags = 0)
2640 PPCODE:
2641{
2642 /*GENDEF0_SYSCALL(pidfd_open,434)*/
2643 int fd = syscall (SYS_pidfd_open, pid, flags);
2644 XPUSHs (newmortalFH (fd, O_RDWR));
2645}
2646
2647int
2648pidfd_send_signal (SV *pidfh, int sig, SV *siginfo = &PL_sv_undef, unsigned int flags = 0)
2649 PPCODE:
2650{
2651 int res;
2652 siginfo_t si = { 0 };
2653
2654 if (SvOK (siginfo))
2655 {
2656 HV *hv;
2657 SV **svp;
2658
2659 if (!SvROK (siginfo) || SvTYPE (SvRV (siginfo)) != SVt_PVHV)
2660 croak ("siginfo argument must be a hashref code, pid, uid and value_int or value_ptr members, caught");
2661
2662 hv = (HV *)SvRV (siginfo);
2663
2664 if ((svp = hv_fetchs (hv, "code" , 0))) si.si_code = SvIV (*svp);
2665 if ((svp = hv_fetchs (hv, "pid" , 0))) si.si_pid = SvIV (*svp);
2666 if ((svp = hv_fetchs (hv, "uid" , 0))) si.si_uid = SvIV (*svp);
2667 if ((svp = hv_fetchs (hv, "value_int", 0))) si.si_value.sival_int = SvIV (*svp);
2668 if ((svp = hv_fetchs (hv, "value_ptr", 0))) si.si_value.sival_ptr = (void *)SvIV (*svp);
2669 }
2670
2671 /*GENDEF0_SYSCALL(pidfd_send_signal,424)*/
2672 res = syscall (SYS_pidfd_send_signal, s_fileno_croak (pidfh, 0), sig, SvOK (siginfo) ? &si : 0, flags);
2673
2674 XPUSHs (sv_2mortal (newSViv (res)));
2675}
2676
2677void
2678pidfd_getfd (SV *pidfh, int targetfd, unsigned int flags = 0)
2679 PPCODE:
2680{
2681 /*GENDEF0_SYSCALL(pidfd_getfd,438)*/
2682 int fd = syscall (SYS_pidfd_getfd, s_fileno_croak (pidfh, 0), targetfd, flags);
2683 XPUSHs (newmortalFH (fd, O_RDWR));
2684}
2685
2686void
2687eventfd (unsigned int initval = 0, int flags = 0)
2688 PPCODE:
2689{
2690 int fd;
2691#if HAVE_EVENTFD
2692 fd = eventfd (initval, flags);
2693#else
2694 fd = (errno = ENOSYS, -1);
2695#endif
2696
2697 XPUSHs (newmortalFH (fd, O_RDWR));
2698}
2699
2700void
2701timerfd_create (int clockid, int flags = 0)
2702 PPCODE:
2703{
2704 int fd;
2705#if HAVE_TIMERFD
2706 fd = timerfd_create (clockid, flags);
2707#else
2708 fd = (errno = ENOSYS, -1);
2709#endif
2710
2711 XPUSHs (newmortalFH (fd, O_RDWR));
2712}
2713
2714void
2715timerfd_settime (SV *fh, int flags, NV interval, NV value)
2716 PPCODE:
2717{
2718 int fd = s_fileno_croak (fh, 0);
2719#if HAVE_TIMERFD
2720 int res;
2721 struct itimerspec its, ots;
2722
2723 ts_set (&its.it_interval, interval);
2724 ts_set (&its.it_value , value);
2725 res = timerfd_settime (fd, flags, &its, &ots);
2726
2727 if (!res)
2728 {
2729 EXTEND (SP, 2);
2730 PUSHs (newSVnv (ts_get (&ots.it_interval)));
2731 PUSHs (newSVnv (ts_get (&ots.it_value)));
2732 }
2733#else
2734 errno = ENOSYS;
2735#endif
2736}
2737
2738void
2739timerfd_gettime (SV *fh)
2740 PPCODE:
2741{
2742 int fd = s_fileno_croak (fh, 0);
2743#if HAVE_TIMERFD
2744 int res;
2745 struct itimerspec ots;
2746 res = timerfd_gettime (fd, &ots);
2747
2748 if (!res)
2749 {
2750 EXTEND (SP, 2);
2751 PUSHs (newSVnv (ts_get (&ots.it_interval)));
2752 PUSHs (newSVnv (ts_get (&ots.it_value)));
2753 }
2754#else
2755 errno = ENOSYS;
2756#endif
2757}
2758
2759void
2760memfd_create (SV8 *pathname, int flags = 0)
2761 PPCODE:
2762{
2763 int fd;
2764#if HAVE_MEMFD_CREATE
2765 fd = memfd_create (SvPVbyte_nolen (pathname), flags);
2766#else
2767 fd = (errno = ENOSYS, -1);
2768#endif
2769
2770 XPUSHs (newmortalFH (fd, O_RDWR));
2771}
2772
2773UV
2774get_fdlimit ()
2775 CODE:
2776#if HAVE_RLIMITS
2777 struct rlimit rl;
2778 if (0 == getrlimit (RLIMIT_NOFILE, &rl))
2779 XSRETURN_UV (rl.rlim_cur == RLIM_INFINITY ? (UV)-1 : rl.rlim_cur);
2780#endif
2781 XSRETURN_UNDEF;
2782 OUTPUT:
2783 RETVAL
2784
2785void
2786min_fdlimit (UV limit = 0x7fffffffU)
2787 CODE:
2788{
2789#if HAVE_RLIMITS
2790 struct rlimit rl;
2791 rlim_t orig_rlim_max;
2792 UV bit;
2793
2794 if (0 != getrlimit (RLIMIT_NOFILE, &rl))
2795 goto fail;
2796
2797 if (rl.rlim_cur == RLIM_INFINITY)
2798 XSRETURN_YES;
2799
2800 orig_rlim_max = rl.rlim_max == RLIM_INFINITY ? ((rlim_t)0)-1 : rl.rlim_max;
2801
2802 if (rl.rlim_cur < limit)
2803 {
2804 rl.rlim_cur = limit;
2805
2806 if (rl.rlim_max < rl.rlim_cur && rl.rlim_max != RLIM_INFINITY)
2807 rl.rlim_max = rl.rlim_cur;
2808 }
2809
2810 if (0 == setrlimit (RLIMIT_NOFILE, &rl))
2811 XSRETURN_YES;
2812
2813 if (errno == EPERM)
2814 {
2815 /* setrlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */
2816 /* our limit overflows a system-wide limit */
2817 /* try an adaptive algorithm, but do not lower the hardlimit */
2818 rl.rlim_max = 0;
2819 for (bit = 0x40000000U; bit; bit >>= 1)
2820 {
2821 rl.rlim_max |= bit;
2822 rl.rlim_cur = rl.rlim_max;
2823
2824 /* never decrease the hard limit */
2825 if (rl.rlim_max < orig_rlim_max)
2826 break;
2827
2828 if (0 != setrlimit (RLIMIT_NOFILE, &rl))
2829 rl.rlim_max &= ~bit; /* too high, remove bit again */
2830 }
2831
2832 /* now, raise the soft limit to the max permitted */
2833 if (0 == getrlimit (RLIMIT_NOFILE, &rl))
2834 {
2835 rl.rlim_cur = rl.rlim_max;
2836 if (0 == setrlimit (RLIMIT_NOFILE, &rl))
2837 errno = EPERM;
2838 }
2839 }
2840#endif
2841 fail:
2842 XSRETURN_UNDEF;
2843}
1770 2844
1771void _on_next_submit (SV *cb) 2845void _on_next_submit (SV *cb)
1772 CODE: 2846 CODE:
1773 SvREFCNT_dec (on_next_submit); 2847 SvREFCNT_dec (on_next_submit);
1774 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 2848 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
… …
1787DESTROY (SV *self) 2861DESTROY (SV *self)
1788 CODE: 2862 CODE:
1789{ 2863{
1790 aio_wd wd = SvAIO_WD (self); 2864 aio_wd wd = SvAIO_WD (self);
1791#if HAVE_AT 2865#if HAVE_AT
2866 {
1792 SV *callback = &PL_sv_undef; 2867 SV *callback = &PL_sv_undef;
1793 dREQ; /* clobbers next_pri :/ */ 2868 dREQ; /* clobbers next_pri :/ */
2869 next_pri = req->pri; /* restore next_pri */
2870 req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */
1794 req->type = EIO_WD_CLOSE; 2871 req->type = EIO_WD_CLOSE;
1795 req->wd = wd; 2872 req->wd = wd;
1796 REQ_SEND; 2873 REQ_SEND;
2874 }
1797#else 2875#else
1798 eio_wd_close_sync (wd); 2876 eio_wd_close_sync (wd);
1799#endif 2877#endif
1800} 2878}
1801 2879
… …
1805cancel (aio_req_ornot req) 2883cancel (aio_req_ornot req)
1806 CODE: 2884 CODE:
1807 eio_cancel (req); 2885 eio_cancel (req);
1808 2886
1809void 2887void
1810cb (aio_req_ornot req, SV *callback=&PL_sv_undef) 2888cb (aio_req_ornot req, SV *callback = NO_INIT)
1811 PPCODE: 2889 PPCODE:
1812{ 2890{
1813 if (GIMME_V != G_VOID) 2891 if (GIMME_V != G_VOID)
1814 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); 2892 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1815 2893
1816 if (items > 1) 2894 if (items > 1)
1817 { 2895 {
1818 SV *cb_cv =get_cb (callback); 2896 SV *cb_cv = get_cb (callback);
1819 2897
1820 SvREFCNT_dec (req->callback); 2898 SvREFCNT_dec (req->callback);
1821 req->callback = SvREFCNT_inc (cb_cv); 2899 req->callback = SvREFCNT_inc (cb_cv);
1822 } 2900 }
1823} 2901}
… …
1880limit (aio_req grp, int limit) 2958limit (aio_req grp, int limit)
1881 CODE: 2959 CODE:
1882 eio_grp_limit (grp, limit); 2960 eio_grp_limit (grp, limit);
1883 2961
1884void 2962void
1885feed (aio_req grp, SV *callback=&PL_sv_undef) 2963feed (aio_req grp, SV *callback = &PL_sv_undef)
1886 CODE: 2964 CODE:
1887{ 2965{
1888 SvREFCNT_dec (grp->sv2); 2966 SvREFCNT_dec (grp->sv2);
1889 grp->sv2 = newSVsv (callback); 2967 grp->sv2 = newSVsv (callback);
1890 grp->feed = aio_grp_feed; 2968 grp->feed = aio_grp_feed;

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