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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.200 by root, Thu Sep 29 09:51:24 2011 UTC vs.
Revision 1.277 by root, Wed Apr 3 03:09:04 2019 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/*****************************************************************************/
232
233#if !_POSIX_MAPPED_FILES
234# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, (void *)-1)
235# define munmap(addr,length) EIO_ENOSYS ()
236#endif
237
238#if !_POSIX_MEMORY_PROTECTION
239# define mprotect(addr,len,prot) EIO_ENOSYS ()
240#endif
241
242#if !MREMAP_MAYMOVE
243# define mremap(old_address,old_size,new_size,flags,new_address) (errno = ENOSYS, (void *)-1)
244#endif
245
246#define FOREIGN_MAGIC PERL_MAGIC_ext
247
248static int ecb_cold
249mmap_free (pTHX_ SV *sv, MAGIC *mg)
250{
251 int old_errno = errno;
252 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
253 errno = old_errno;
254
255 mg->mg_obj = 0; /* just in case */
256
257 SvREADONLY_off (sv);
258
259 if (SvPVX (sv) != mg->mg_ptr)
260 croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected");
261
262 SvCUR_set (sv, 0);
263 SvPVX (sv) = 0;
264 SvOK_off (sv);
265
266 return 0;
267}
268
269static MGVTBL mmap_vtbl = {
270 0, 0, 0, 0, mmap_free
271};
272
273static int ecb_cold
274sysfree_free (pTHX_ SV *sv, MAGIC *mg)
275{
276 free (mg->mg_ptr);
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 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 sysfree_vtbl = {
292 0, 0, 0, 0, sysfree_free
293};
294
295/*****************************************************************************/
296
297/* helper: set scalar to foreign ptr with custom free */
298ecb_noinline
299static void
300sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length)
301{
302 sv_force_normal (sv);
303
304 /* we store the length in mg_obj, as namlen is I32 :/ */
305 sv_magicext (sv, 0, FOREIGN_MAGIC, vtbl, (char *)addr, 0)
306 ->mg_obj = (SV *)length;
307
308 SvUPGRADE (sv, SVt_PV); /* nop... */
309
310 if (SvLEN (sv))
311 Safefree (SvPVX (sv));
312
313 SvPVX (sv) = (char *)addr;
314 SvCUR_set (sv, length);
315 SvLEN_set (sv, 0);
316 SvPOK_only (sv);
317}
318
319static void
320sv_clear_foreign (SV *sv)
321{
322 /* todo: iterate over magic and only free ours, but of course */
323 /* the perl5porters will call that (correct) behaviour buggy */
324 sv_unmagic (sv, FOREIGN_MAGIC);
325}
326
327/*****************************************************************************/
328
329/* defines all sorts of constants to 0 unless they are already defined */
330/* also provides const_iv_ and const_niv_ macros for them */
331#include "def0.h"
332
333/*****************************************************************************/
334
335static void
336fiemap (eio_req *req)
337{
338 req->result = -1;
339
340#if HAVE_FIEMAP
341 /* assume some c99 */
342 struct fiemap *fiemap = 0;
343 size_t end_offset;
344 int count = req->int3;
345
346 req->flags |= EIO_FLAG_PTR1_FREE;
347
348 /* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */
349 /* increase in 3.5kb steps */
350 if (count < 0)
351 count = 8;
352
353 fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
354 errno = ENOMEM;
355 if (!fiemap)
356 return;
357
358 req->ptr1 = fiemap;
359
360 fiemap->fm_start = req->offs;
361 fiemap->fm_length = req->size;
362 fiemap->fm_flags = req->int2;
363 fiemap->fm_extent_count = count;
364
365 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0)
366 return;
367
368 if (req->int3 >= 0 /* not autosizing */
369 || !fiemap->fm_mapped_extents /* no more extents */
370 || fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */)
371 goto done;
372
373 /* else we have to loop -
374 * it would be tempting (actually I tried that first) to just query the
375 * number of extents needed, but linux often feels like not returning all
376 * extents, without telling us it left any out. this complicates
377 * this quite a bit.
378 */
379
380 end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start);
381
382 for (;;)
383 {
384 /* we go in 54 extent steps - 3kb, in the hope that this fits nicely on the eio stack (normally 16+ kb) */
385 char scratch[3072];
386 struct fiemap *incmap = (struct fiemap *)scratch;
387
388 incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical
389 + fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length;
390 incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start);
391 incmap->fm_flags = fiemap->fm_flags;
392 incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent);
393
394 if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0)
395 return;
396
397 if (!incmap->fm_mapped_extents)
398 goto done;
399
400 count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents;
401 fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
402 errno = ENOMEM;
403 if (!fiemap)
404 return;
405
406 req->ptr1 = fiemap;
407
408 for (count = 0; count < incmap->fm_mapped_extents; ++count)
409 {
410 struct fiemap_extent *e = incmap->fm_extents + count;
411
412 if (e->fe_logical + e->fe_length >= end_offset)
413 goto done;
414
415 fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
416
417 if (e->fe_flags & FIEMAP_EXTENT_LAST)
418 goto done;
419
420 }
421 }
422
423done:
424 req->result = 0;
425
426#else
427 errno = ENOSYS;
428#endif
429}
430
431/*****************************************************************************/
432
433static int close_fd; /* dummy fd to close fds via dup2 */
434
435#if HAVE_STATX
436static struct statx stx;
437#define statx_offsetof(member) offsetof (struct statx, member)
438#define eio__statx statx
439#else
440#define statx_offsetof(member) 0
441#define eio__statx(dir,path,flags,mask,stx) EIO_ENOSYS()
327#endif 442#endif
328 443
329enum { 444enum {
330 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 445 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
331}; 446};
… …
341static s_epipe respipe; 456static s_epipe respipe;
342 457
343static void req_destroy (aio_req req); 458static void req_destroy (aio_req req);
344static void req_cancel (aio_req req); 459static void req_cancel (aio_req req);
345 460
346static void want_poll (void) 461static void
462want_poll (void)
347{ 463{
348 /* write a dummy byte to the pipe so fh becomes ready */ 464 /* write a dummy byte to the pipe so fh becomes ready */
349 s_epipe_signal (&respipe); 465 s_epipe_signal (&respipe);
350} 466}
351 467
352static void done_poll (void) 468static void
469done_poll (void)
353{ 470{
354 /* read any signals sent by the worker threads */ 471 /* read any signals sent by the worker threads */
355 s_epipe_drain (&respipe); 472 s_epipe_drain (&respipe);
356} 473}
357 474
358/* must be called at most once */ 475/* must be called at most once */
476ecb_noinline
477static SV *
359static SV *req_sv (aio_req req, HV *stash) 478req_sv (aio_req req, HV *stash)
360{ 479{
361 if (!req->self) 480 if (!req->self)
362 { 481 {
363 req->self = (SV *)newHV (); 482 req->self = (SV *)newHV ();
364 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); 483 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
… …
368} 487}
369 488
370static SV * 489static SV *
371newSVaio_wd (aio_wd wd) 490newSVaio_wd (aio_wd wd)
372{ 491{
373 return sv_bless (newRV_noinc (newSViv ((long)wd)), aio_wd_stash); 492 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
374} 493}
375 494
376static aio_req SvAIO_REQ (SV *sv) 495ecb_noinline
496static aio_req
497SvAIO_REQ (SV *sv)
377{ 498{
378 MAGIC *mg; 499 MAGIC *mg;
379 500
380 if (!SvROK (sv) 501 if (!SvROK (sv)
502 /* for speed reasons, we do not verify that SvROK actually has a stash ptr */
381 || (SvSTASH (SvRV (sv)) != aio_grp_stash 503 || (SvSTASH (SvRV (sv)) != aio_grp_stash
382 && SvSTASH (SvRV (sv)) != aio_req_stash 504 && SvSTASH (SvRV (sv)) != aio_req_stash
383 && !sv_derived_from (sv, "IO::AIO::REQ"))) 505 && !sv_derived_from (sv, "IO::AIO::REQ")))
384 croak ("object of class IO::AIO::REQ expected"); 506 croak ("object of class IO::AIO::REQ expected");
385 507
386 mg = mg_find (SvRV (sv), PERL_MAGIC_ext); 508 mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
387 509
388 return mg ? (aio_req)mg->mg_ptr : 0; 510 return mg ? (aio_req)mg->mg_ptr : 0;
389} 511}
390 512
391static aio_wd SvAIO_WD (SV *sv) 513static aio_wd
514SvAIO_WD (SV *sv)
392{ 515{
393 if (!SvROK (sv) 516 if (!SvROK (sv)
517 || SvTYPE (SvRV (sv)) != SVt_PVMG
394 || SvSTASH (SvRV (sv)) != aio_wd_stash 518 || SvSTASH (SvRV (sv)) != aio_wd_stash)
395 || SvTYPE (SvRV (sv)) != SVt_PVMG)
396 croak ("IO::AIO: expected a working directory object as returned by aio_wd"); 519 croak ("IO::AIO: expected a working directory object as returned by aio_wd");
397 520
398 return (aio_wd)(long)SvIVX (SvRV (sv)); 521 return (aio_wd)(long)SvIVX (SvRV (sv));
399} 522}
400 523
524static SV *
525newmortalFH (int fd, int flags)
526{
527 if (fd < 0)
528 return &PL_sv_undef;
529
530 GV *gv = (GV *)sv_newmortal ();
531 char sym[64];
532 int symlen;
533
534 symlen = snprintf (sym, sizeof (sym), "fd#%d", fd);
535 gv_init (gv, aio_stash, sym, symlen, 0);
536
537 symlen = snprintf (
538 sym,
539 sizeof (sym),
540 "%s&=%d",
541 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
542 fd
543 );
544
545 return do_open (gv, sym, symlen, 0, 0, 0, 0)
546 ? (SV *)gv : &PL_sv_undef;
547}
548
549static void
401static void aio_grp_feed (aio_req grp) 550aio_grp_feed (aio_req grp)
402{ 551{
403 if (grp->sv2 && SvOK (grp->sv2)) 552 if (grp->sv2 && SvOK (grp->sv2))
404 { 553 {
405 dSP; 554 dSP;
406 555
… …
414 FREETMPS; 563 FREETMPS;
415 LEAVE; 564 LEAVE;
416 } 565 }
417} 566}
418 567
568ecb_noinline
569static void
419static void req_submit (eio_req *req) 570req_submit (eio_req *req)
420{ 571{
421 eio_submit (req); 572 eio_submit (req);
422 573
423 if (expect_false (on_next_submit)) 574 if (expect_false (on_next_submit))
424 { 575 {
… …
431 PUTBACK; 582 PUTBACK;
432 call_sv (cb, G_DISCARD | G_EVAL); 583 call_sv (cb, G_DISCARD | G_EVAL);
433 } 584 }
434} 585}
435 586
587static int
436static int req_invoke (eio_req *req) 588req_invoke (eio_req *req)
437{ 589{
438 if (req->flags & FLAG_SV2_RO_OFF) 590 if (req->flags & FLAG_SV2_RO_OFF)
439 SvREADONLY_off (req->sv2); 591 SvREADONLY_off (req->sv2);
440 592
441 if (!EIO_CANCELLED (req) && req->callback) 593 if (!EIO_CANCELLED (req) && req->callback)
… …
463 } 615 }
464 616
465 switch (req->type) 617 switch (req->type)
466 { 618 {
467 case EIO_WD_OPEN: 619 case EIO_WD_OPEN:
468 PUSHs (sv_2mortal (newSVaio_wd (req->wd))); 620 PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd)));
469 break; 621 break;
470 622
471 case EIO_READDIR: 623 case EIO_READDIR:
472 { 624 {
473 SV *rv = &PL_sv_undef; 625 SV *rv = &PL_sv_undef;
… …
528 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); 680 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2))));
529 } 681 }
530 break; 682 break;
531 683
532 case EIO_OPEN: 684 case EIO_OPEN:
533 { 685 PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR)));
534 /* convert fd to fh */
535 SV *fh = &PL_sv_undef;
536
537 if (req->result >= 0)
538 {
539 GV *gv = (GV *)sv_newmortal ();
540 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR);
541 char sym [64];
542 int symlen;
543
544 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
545 gv_init (gv, aio_stash, sym, symlen, 0);
546
547 symlen = snprintf (
548 sym,
549 sizeof (sym),
550 "%s&=%d",
551 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
552 (int)req->result
553 );
554
555 if (do_open (gv, sym, symlen, 0, 0, 0, 0))
556 fh = (SV *)gv;
557 }
558
559 PUSHs (fh);
560 }
561 break; 686 break;
562 687
563 case EIO_STATVFS: 688 case EIO_STATVFS:
564 case EIO_FSTATVFS: 689 case EIO_FSTATVFS:
565 { 690 {
… …
568#ifndef _WIN32 693#ifndef _WIN32
569 if (req->result >= 0) 694 if (req->result >= 0)
570 { 695 {
571 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 696 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
572 HV *hv = newHV (); 697 HV *hv = newHV ();
698 /* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom
699 * chooses to make it a struct.
700 */
701 unsigned long fsid = 0;
702 memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid));
573 703
574 rv = sv_2mortal (newRV_noinc ((SV *)hv)); 704 rv = sv_2mortal (newRV_noinc ((SV *)hv));
575 705
576 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); 706 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);
577 hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); 707 hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);
… …
579 hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); 709 hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);
580 hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); 710 hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);
581 hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); 711 hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);
582 hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); 712 hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);
583 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); 713 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
584 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); 714 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
585 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); 715 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
586 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); 716 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
587 } 717 }
588#endif 718#endif
589 719
… …
624 if (!(PL_laststatval = req->result)) 754 if (!(PL_laststatval = req->result))
625 /* if compilation fails here then perl's Stat_t is not struct _stati64 */ 755 /* if compilation fails here then perl's Stat_t is not struct _stati64 */
626 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); 756 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
627 757
628 PUSHs (sv_result); 758 PUSHs (sv_result);
759 break;
760
761 case EIO_SEEK:
762 PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs)));
629 break; 763 break;
630 764
631 case EIO_READ: 765 case EIO_READ:
632 { 766 {
633 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); 767 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
… …
636 SvSETMAGIC (req->sv2); 770 SvSETMAGIC (req->sv2);
637 PUSHs (sv_result); 771 PUSHs (sv_result);
638 } 772 }
639 break; 773 break;
640 774
775 case EIO_SLURP:
776 {
777 if (req->result >= 0)
778 {
779 /* if length was originally not known, we steal the malloc'ed memory */
780 if (req->flags & EIO_FLAG_PTR2_FREE)
781 {
782 req->flags &= ~EIO_FLAG_PTR2_FREE;
783 sv_set_foreign (req->sv2, &sysfree_vtbl, req->ptr2, req->result);
784 }
785 else
786 {
787 SvCUR_set (req->sv2, req->result);
788 *SvEND (req->sv2) = 0;
789 SvPOK_only (req->sv2);
790 }
791
792 SvSETMAGIC (req->sv2);
793 }
794
795 PUSHs (sv_result);
796 }
797 break;
798
799 case EIO_CUSTOM:
800 if (req->feed == fiemap)
801 {
802#if HAVE_FIEMAP
803 if (!req->result)
804 {
805 struct fiemap *fiemap = (struct fiemap *)req->ptr1;
806
807 if (fiemap->fm_extent_count)
808 {
809 AV *av = newAV ();
810 int i;
811
812 while (fiemap->fm_mapped_extents)
813 {
814 struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents];
815 AV *ext_av = newAV ();
816
817 av_store (ext_av, 3, newSVuv (extent->fe_flags));
818 av_store (ext_av, 2, newSVval64 (extent->fe_length));
819 av_store (ext_av, 1, newSVval64 (extent->fe_physical));
820 av_store (ext_av, 0, newSVval64 (extent->fe_logical));
821
822 av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av));
823 }
824
825 PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
826 }
827 else
828 {
829 SvIV_set (sv_result, fiemap->fm_mapped_extents);
830 PUSHs (sv_result);
831 }
832 }
833#endif
834 }
835 else
836 PUSHs (sv_result);
837 break;
838
839#if 0
840 case EIO_CLOSE:
841 PerlIOUnix_refcnt_dec (req->int1);
842 break;
843#endif
844
641 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ 845 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
642 if (req->result > 0) 846 if (req->result > 0)
643 SvIV_set (sv_result, 0); 847 SvIV_set (sv_result, 0);
644 /* FALLTHROUGH */ 848 /* FALLTHROUGH */
645 849
… …
666 } 870 }
667 871
668 return !!SvTRUE (ERRSV); 872 return !!SvTRUE (ERRSV);
669} 873}
670 874
875static void
671static void req_destroy (aio_req req) 876req_destroy (aio_req req)
672{ 877{
673 if (req->self) 878 if (req->self)
674 { 879 {
675 sv_unmagic (req->self, PERL_MAGIC_ext); 880 sv_unmagic (req->self, PERL_MAGIC_ext);
676 SvREFCNT_dec (req->self); 881 SvREFCNT_dec (req->self);
… …
680 SvREFCNT_dec (req->sv2); 885 SvREFCNT_dec (req->sv2);
681 SvREFCNT_dec (req->sv3); 886 SvREFCNT_dec (req->sv3);
682 SvREFCNT_dec (req->sv4); 887 SvREFCNT_dec (req->sv4);
683 SvREFCNT_dec (req->callback); 888 SvREFCNT_dec (req->callback);
684 889
685 Safefree (req); 890 free (req);
686} 891}
687 892
893static void
688static void req_cancel_subs (aio_req grp) 894req_cancel_subs (aio_req grp)
689{ 895{
690 if (grp->type != EIO_GROUP) 896 if (grp->type != EIO_GROUP)
691 return; 897 return;
692 898
693 SvREFCNT_dec (grp->sv2); 899 SvREFCNT_dec (grp->sv2);
694 grp->sv2 = 0; 900 grp->sv2 = 0;
695 901
696 eio_grp_cancel (grp); 902 eio_grp_cancel (grp);
697} 903}
698 904
905ecb_cold
906static void
699static void create_respipe (void) 907create_respipe (void)
700{ 908{
701 if (s_epipe_renew (&respipe)) 909 if (s_epipe_renew (&respipe))
702 croak ("IO::AIO: unable to initialize result pipe"); 910 croak ("IO::AIO: unable to initialize result pipe");
703} 911}
704 912
705static void poll_wait (void) 913static void
914poll_wait (void)
706{ 915{
707 while (eio_nreqs ()) 916 while (eio_nreqs ())
708 { 917 {
709 int size; 918 int size;
710 919
711 X_LOCK (reslock); 920 X_LOCK (EIO_POOL->reslock);
712 size = res_queue.size; 921 size = EIO_POOL->res_queue.size;
713 X_UNLOCK (reslock); 922 X_UNLOCK (EIO_POOL->reslock);
714 923
715 if (size) 924 if (size)
716 return; 925 return;
717 926
718 etp_maybe_start_thread (); 927 etp_maybe_start_thread (EIO_POOL);
719 928
720 s_epipe_wait (&respipe); 929 s_epipe_wait (&respipe);
721 } 930 }
722} 931}
723 932
724static int poll_cb (void) 933static int
934poll_cb (void)
725{ 935{
726 for (;;) 936 for (;;)
727 { 937 {
728 int res = eio_poll (); 938 int res = eio_poll ();
729 939
… …
735 945
736 poll_wait (); 946 poll_wait ();
737 } 947 }
738} 948}
739 949
740static void ecb_cold 950ecb_cold
951static void
741reinit (void) 952reinit (void)
742{ 953{
743 create_respipe (); 954 create_respipe ();
744 955
745 if (eio_init (want_poll, done_poll) < 0) 956 if (eio_init (want_poll, done_poll) < 0)
746 croak ("IO::AIO: unable to initialise eio library"); 957 croak ("IO::AIO: unable to initialise eio library");
747} 958}
748 959
749/*****************************************************************************/ 960/*****************************************************************************/
750 961
751#if !_POSIX_MAPPED_FILES 962static SV *
752# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)
753# define munmap(addr,length) (errno = ENOSYS, -1)
754#endif
755
756#if !_POSIX_MEMORY_PROTECTION
757# define mprotect(addr,len,prot) (errno = ENOSYS, -1)
758# define PROT_NONE 0
759# define PROT_WRITE 0
760# define MAP_PRIVATE 0
761# define MAP_SHARED 0
762# define MAP_FIXED 0
763#endif
764
765#define MMAP_MAGIC PERL_MAGIC_ext
766
767static int mmap_free (pTHX_ SV *sv, MAGIC *mg)
768{
769 int old_errno = errno;
770 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
771 errno = old_errno;
772
773 mg->mg_obj = 0; /* just in case */
774
775 SvREADONLY_off (sv);
776
777 if (SvPVX (sv) != mg->mg_ptr)
778 croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected");
779
780 SvCUR_set (sv, 0);
781 SvPVX (sv) = 0;
782 SvOK_off (sv);
783
784 return 0;
785}
786
787static MGVTBL mmap_vtbl = {
788 0, 0, 0, 0, mmap_free
789};
790
791/*****************************************************************************/
792
793static SV * get_cb (SV *cb_sv) 963get_cb (SV *cb_sv)
794{ 964{
795 SvGETMAGIC (cb_sv); 965 SvGETMAGIC (cb_sv);
796 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 966 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
797} 967}
798 968
969ecb_noinline
970static aio_req ecb_noinline
971dreq (SV *callback)
972{
973 SV *cb_cv;
974 aio_req req;
975 int req_pri = next_pri;
976 next_pri = EIO_PRI_DEFAULT;
977
978 cb_cv = get_cb (callback);
979
980 req = calloc (sizeof (*req), 1);
981 if (!req)
982 croak ("out of memory during eio_req allocation");
983
984 req->callback = SvREFCNT_inc (cb_cv);
985 req->pri = req_pri;
986
987 return req;
988}
989
799#define dREQ \ 990#define dREQ \
800 SV *cb_cv; \ 991 aio_req req = dreq (callback); \
801 aio_req req; \
802 int req_pri = next_pri; \
803 next_pri = EIO_PRI_DEFAULT; \
804 \
805 cb_cv = get_cb (callback); \
806 \
807 Newz (0, req, 1, eio_req); \
808 if (!req) \
809 croak ("out of memory during eio_req allocation"); \
810 \
811 req->callback = SvREFCNT_inc (cb_cv); \
812 req->pri = req_pri
813 992
814#define REQ_SEND \ 993#define REQ_SEND \
815 PUTBACK; \ 994 PUTBACK; \
816 req_submit (req); \ 995 req_submit (req); \
817 SPAGAIN; \ 996 SPAGAIN; \
818 \ 997 \
819 if (GIMME_V != G_VOID) \ 998 if (GIMME_V != G_VOID) \
820 XPUSHs (req_sv (req, aio_req_stash)); 999 XPUSHs (req_sv (req, aio_req_stash));
821 1000
822static void 1001/* *wdsv, *pathsv, *wd and *ptr must be 0-initialized */
1002ecb_inline
1003void
823req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr) 1004req_set_path (SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
824{ 1005{
825 if (expect_false (SvROK (path))) 1006 if (expect_false (SvROK (path)))
826 { 1007 {
827 AV *av = (AV *)SvRV (path); 1008 SV *rv = SvRV (path);
828 SV *wdob; 1009 SV *wdob;
829 1010
830 if (SvTYPE (av) != SVt_PVAV || AvFILLp (av) != 1) 1011 if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1)
831 croak ("IO::AIO: pathname arguments must be specified as strings or [wd, path] arrayrefs");
832
833 path = AvARRAY (av)[1];
834 wdob = AvARRAY (av)[0];
835
836 if (SvOK (wdob))
837 { 1012 {
1013 path = AvARRAY (rv)[1];
1014 wdob = AvARRAY (rv)[0];
1015
1016 if (SvOK (wdob))
1017 {
838 *wd = SvAIO_WD (wdob); 1018 *wd = SvAIO_WD (wdob);
839 *wdsv = SvREFCNT_inc_NN (SvRV (wdob)); 1019 *wdsv = SvREFCNT_inc_NN (SvRV (wdob));
1020 }
1021 else
1022 *wd = EIO_INVALID_WD;
1023 }
1024 else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash)
1025 {
1026 *wd = (aio_wd)(long)SvIVX (rv);
1027 *wdsv = SvREFCNT_inc_NN (rv);
1028 *ptr = ".";
1029 return; /* path set to "." */
840 } 1030 }
841 else 1031 else
842 *wd = EIO_INVALID_WD; 1032 croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair");
843 } 1033 }
844 1034
845 *pathsv = newSVsv (path); 1035 *pathsv = newSVsv (path);
846 *ptr = SvPVbyte_nolen (*pathsv); 1036 *ptr = SvPVbyte_nolen (*pathsv);
847} 1037}
848 1038
1039ecb_noinline
849static void 1040static void
850req_set_path1 (aio_req req, SV *path) 1041req_set_path1 (aio_req req, SV *path)
851{ 1042{
852 req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1); 1043 req_set_path (path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
853} 1044}
854 1045
1046ecb_noinline
855static void 1047static void
856req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path) 1048req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
857{ 1049{
858 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path; 1050 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
859 1051
… …
870 default: 1062 default:
871 req->type = type_path; 1063 req->type = type_path;
872 req_set_path1 (req, fh_or_path); 1064 req_set_path1 (req, fh_or_path);
873 break; 1065 break;
874 } 1066 }
875
876} 1067}
1068
1069/*****************************************************************************/
1070
1071static void
1072ts_set (struct timespec *ts, NV value)
1073{
1074 ts->tv_sec = value;
1075 ts->tv_nsec = (value - ts->tv_sec) * 1e9;
1076}
1077
1078static NV
1079ts_get (const struct timespec *ts)
1080{
1081 return ts->tv_sec + ts->tv_nsec * 1e-9;
1082}
1083
1084/*****************************************************************************/
1085
1086XS(boot_IO__AIO) ecb_cold;
877 1087
878MODULE = IO::AIO PACKAGE = IO::AIO 1088MODULE = IO::AIO PACKAGE = IO::AIO
879 1089
880PROTOTYPES: ENABLE 1090PROTOTYPES: ENABLE
881 1091
… …
886 IV iv; 1096 IV iv;
887 } *civ, const_iv[] = { 1097 } *civ, const_iv[] = {
888# define const_niv(name, value) { # name, (IV) value }, 1098# define const_niv(name, value) { # name, (IV) value },
889# define const_iv(name) { # name, (IV) name }, 1099# define const_iv(name) { # name, (IV) name },
890# define const_eio(name) { # name, (IV) EIO_ ## name }, 1100# define const_eio(name) { # name, (IV) EIO_ ## name },
1101
1102 /* you have to re-run ./gendef0 after adding/removing any constants here */
1103 /* the first block can be undef if missing */
1104 const_iv (ENOSYS)
891 const_iv (EXDEV) 1105 const_iv (EXDEV)
892 const_iv (ENOSYS) 1106 const_iv (EBADR)
1107
1108 /* for lseek */
1109 const_iv (SEEK_DATA)
1110 const_iv (SEEK_HOLE)
1111
1112 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
1113 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
1114 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
1115 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
1116 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
1117 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
1118
1119 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
1120 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
1121 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
1122 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
1123 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
1124
1125 /* the second block will be 0 when missing */
1126 const_iv (O_ACCMODE)
1127
893 const_iv (O_RDONLY) 1128 const_iv (O_RDONLY)
894 const_iv (O_WRONLY) 1129 const_iv (O_WRONLY)
895 const_iv (O_RDWR) 1130 const_iv (O_RDWR)
896 const_iv (O_CREAT) 1131 const_iv (O_CREAT)
897 const_iv (O_TRUNC) 1132 const_iv (O_TRUNC)
… …
910 const_iv (O_SEARCH) 1145 const_iv (O_SEARCH)
911 const_iv (O_DIRECTORY) 1146 const_iv (O_DIRECTORY)
912 const_iv (O_DSYNC) 1147 const_iv (O_DSYNC)
913 const_iv (O_RSYNC) 1148 const_iv (O_RSYNC)
914 const_iv (O_SYNC) 1149 const_iv (O_SYNC)
1150 const_iv (O_PATH)
1151 const_iv (O_TMPFILE)
915 const_iv (O_TTY_INIT) 1152 const_iv (O_TTY_INIT)
916 1153
917 const_iv (S_IFIFO) 1154 const_iv (S_IFIFO)
918 const_iv (S_IFCHR) 1155 const_iv (S_IFCHR)
919 const_iv (S_IFBLK) 1156 const_iv (S_IFBLK)
… …
921 const_iv (S_IFREG) 1158 const_iv (S_IFREG)
922 const_iv (S_IFDIR) 1159 const_iv (S_IFDIR)
923 const_iv (S_IFWHT) 1160 const_iv (S_IFWHT)
924 const_iv (S_IFSOCK) 1161 const_iv (S_IFSOCK)
925 const_iv (S_IFMT) 1162 const_iv (S_IFMT)
926
927 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
928 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
929 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
930 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
931 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
932 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
933
934 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
935 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
936 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
937 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
938 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
939 1163
940 const_iv (ST_RDONLY) 1164 const_iv (ST_RDONLY)
941 const_iv (ST_NOSUID) 1165 const_iv (ST_NOSUID)
942 const_iv (ST_NODEV) 1166 const_iv (ST_NODEV)
943 const_iv (ST_NOEXEC) 1167 const_iv (ST_NOEXEC)
… …
953 const_iv (PROT_NONE) 1177 const_iv (PROT_NONE)
954 const_iv (PROT_EXEC) 1178 const_iv (PROT_EXEC)
955 const_iv (PROT_READ) 1179 const_iv (PROT_READ)
956 const_iv (PROT_WRITE) 1180 const_iv (PROT_WRITE)
957 1181
958 /*const_iv (MAP_FIXED)*/
959 const_iv (MAP_PRIVATE) 1182 const_iv (MAP_PRIVATE)
960 const_iv (MAP_SHARED) 1183 const_iv (MAP_SHARED)
1184 const_iv (MAP_FIXED)
961 const_iv (MAP_ANONYMOUS) 1185 const_iv (MAP_ANONYMOUS)
962 1186
963 /* linuxish */ 1187 /* linuxish */
964 const_iv (MAP_HUGETLB)
965 const_iv (MAP_LOCKED) 1188 const_iv (MAP_LOCKED)
966 const_iv (MAP_NORESERVE) 1189 const_iv (MAP_NORESERVE)
967 const_iv (MAP_POPULATE) 1190 const_iv (MAP_POPULATE)
968 const_iv (MAP_NONBLOCK) 1191 const_iv (MAP_NONBLOCK)
1192 const_iv (MAP_GROWSDOWN)
1193 const_iv (MAP_32BIT)
1194 const_iv (MAP_HUGETLB)
1195 const_iv (MAP_STACK)
1196
1197 const_iv (MREMAP_MAYMOVE)
1198 const_iv (MREMAP_FIXED)
1199
1200 const_iv (MSG_CMSG_CLOEXEC)
1201 const_iv (SOCK_CLOEXEC)
1202
1203 const_iv (F_DUPFD_CLOEXEC)
1204
1205 const_iv (F_ADD_SEALS)
1206 const_iv (F_GET_SEALS)
1207 const_iv (F_SEAL_SEAL)
1208 const_iv (F_SEAL_SHRINK)
1209 const_iv (F_SEAL_GROW)
1210 const_iv (F_SEAL_WRITE)
1211
1212 const_iv (F_OFD_GETLK)
1213 const_iv (F_OFD_SETLK)
1214 const_iv (F_OFD_GETLKW)
1215
1216 const_iv (FIFREEZE)
1217 const_iv (FITHAW)
1218 const_iv (FITRIM)
1219 const_iv (FICLONE)
1220 const_iv (FICLONERANGE)
1221 const_iv (FIDEDUPERANGE)
1222
1223 const_iv (FS_IOC_GETFLAGS)
1224 const_iv (FS_IOC_SETFLAGS)
1225 const_iv (FS_IOC_GETVERSION)
1226 const_iv (FS_IOC_SETVERSION)
1227 const_iv (FS_IOC_FIEMAP)
1228 const_iv (FS_IOC_FSGETXATTR)
1229 const_iv (FS_IOC_FSSETXATTR)
1230 const_iv (FS_IOC_SET_ENCRYPTION_POLICY)
1231 const_iv (FS_IOC_GET_ENCRYPTION_PWSALT)
1232 const_iv (FS_IOC_GET_ENCRYPTION_POLICY)
1233
1234 const_iv (FS_KEY_DESCRIPTOR_SIZE)
1235
1236 const_iv (FS_SECRM_FL)
1237 const_iv (FS_UNRM_FL)
1238 const_iv (FS_COMPR_FL)
1239 const_iv (FS_SYNC_FL)
1240 const_iv (FS_IMMUTABLE_FL)
1241 const_iv (FS_APPEND_FL)
1242 const_iv (FS_NODUMP_FL)
1243 const_iv (FS_NOATIME_FL)
1244 const_iv (FS_DIRTY_FL)
1245 const_iv (FS_COMPRBLK_FL)
1246 const_iv (FS_NOCOMP_FL)
1247 const_iv (FS_ENCRYPT_FL)
1248 const_iv (FS_BTREE_FL)
1249 const_iv (FS_INDEX_FL)
1250 const_iv (FS_JOURNAL_DATA_FL)
1251 const_iv (FS_NOTAIL_FL)
1252 const_iv (FS_DIRSYNC_FL)
1253 const_iv (FS_TOPDIR_FL)
1254 const_iv (FS_FL_USER_MODIFIABLE)
1255
1256 const_iv (FS_XFLAG_REALTIME)
1257 const_iv (FS_XFLAG_PREALLOC)
1258 const_iv (FS_XFLAG_IMMUTABLE)
1259 const_iv (FS_XFLAG_APPEND)
1260 const_iv (FS_XFLAG_SYNC)
1261 const_iv (FS_XFLAG_NOATIME)
1262 const_iv (FS_XFLAG_NODUMP)
1263 const_iv (FS_XFLAG_RTINHERIT)
1264 const_iv (FS_XFLAG_PROJINHERIT)
1265 const_iv (FS_XFLAG_NOSYMLINKS)
1266 const_iv (FS_XFLAG_EXTSIZE)
1267 const_iv (FS_XFLAG_EXTSZINHERIT)
1268 const_iv (FS_XFLAG_NODEFRAG)
1269 const_iv (FS_XFLAG_FILESTREAM)
1270 const_iv (FS_XFLAG_DAX)
1271 const_iv (FS_XFLAG_HASATTR)
1272
1273 const_iv (FIEMAP_FLAG_SYNC)
1274 const_iv (FIEMAP_FLAG_XATTR)
1275 const_iv (FIEMAP_FLAGS_COMPAT)
1276 const_iv (FIEMAP_EXTENT_LAST)
1277 const_iv (FIEMAP_EXTENT_UNKNOWN)
1278 const_iv (FIEMAP_EXTENT_DELALLOC)
1279 const_iv (FIEMAP_EXTENT_ENCODED)
1280 const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED)
1281 const_iv (FIEMAP_EXTENT_NOT_ALIGNED)
1282 const_iv (FIEMAP_EXTENT_DATA_INLINE)
1283 const_iv (FIEMAP_EXTENT_DATA_TAIL)
1284 const_iv (FIEMAP_EXTENT_UNWRITTEN)
1285 const_iv (FIEMAP_EXTENT_MERGED)
1286 const_iv (FIEMAP_EXTENT_SHARED)
1287
1288 const_iv (SPLICE_F_MOVE)
1289 const_iv (SPLICE_F_NONBLOCK)
1290 const_iv (SPLICE_F_MORE)
1291 const_iv (SPLICE_F_GIFT)
1292
1293 const_iv (EFD_CLOEXEC)
1294 const_iv (EFD_NONBLOCK)
1295 const_iv (EFD_SEMAPHORE)
1296
1297 const_iv (MFD_CLOEXEC)
1298 const_iv (MFD_ALLOW_SEALING)
1299 const_iv (MFD_HUGETLB)
1300
1301 const_iv (CLOCK_REALTIME)
1302 const_iv (CLOCK_MONOTONIC)
1303 const_iv (CLOCK_BOOTTIME)
1304 const_iv (CLOCK_REALTIME_ALARM)
1305 const_iv (CLOCK_BOOTTIME_ALARM)
1306
1307 const_iv (TFD_NONBLOCK)
1308 const_iv (TFD_CLOEXEC)
1309
1310 const_iv (TFD_TIMER_ABSTIME)
1311 const_iv (TFD_TIMER_CANCEL_ON_SET)
1312
1313 const_iv (STATX_TYPE)
1314 const_iv (STATX_MODE)
1315 const_iv (STATX_NLINK)
1316 const_iv (STATX_UID)
1317 const_iv (STATX_GID)
1318 const_iv (STATX_ATIME)
1319 const_iv (STATX_MTIME)
1320 const_iv (STATX_CTIME)
1321 const_iv (STATX_INO)
1322 const_iv (STATX_SIZE)
1323 const_iv (STATX_BLOCKS)
1324 const_iv (STATX_BASIC_STATS)
1325 const_iv (STATX_ALL)
1326 const_iv (STATX_BTIME)
1327 const_iv (STATX_ATTR_COMPRESSED)
1328 const_iv (STATX_ATTR_IMMUTABLE)
1329 const_iv (STATX_ATTR_APPEND)
1330 const_iv (STATX_ATTR_NODUMP)
1331 const_iv (STATX_ATTR_ENCRYPTED)
1332 const_iv (STATX_ATTR_AUTOMOUNT)
1333
1334 /* these are libeio constants, and are independent of gendef0 */
1335 const_eio (SEEK_SET)
1336 const_eio (SEEK_CUR)
1337 const_eio (SEEK_END)
969 1338
970 const_eio (MCL_FUTURE) 1339 const_eio (MCL_FUTURE)
971 const_eio (MCL_CURRENT) 1340 const_eio (MCL_CURRENT)
1341 const_eio (MCL_ONFAULT)
972 1342
973 const_eio (MS_ASYNC) 1343 const_eio (MS_ASYNC)
974 const_eio (MS_INVALIDATE) 1344 const_eio (MS_INVALIDATE)
975 const_eio (MS_SYNC) 1345 const_eio (MS_SYNC)
976 1346
… …
979 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 1349 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
980 const_eio (SYNC_FILE_RANGE_WRITE) 1350 const_eio (SYNC_FILE_RANGE_WRITE)
981 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 1351 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
982 1352
983 const_eio (FALLOC_FL_KEEP_SIZE) 1353 const_eio (FALLOC_FL_KEEP_SIZE)
1354 const_eio (FALLOC_FL_PUNCH_HOLE)
1355 const_eio (FALLOC_FL_COLLAPSE_RANGE)
1356 const_eio (FALLOC_FL_ZERO_RANGE)
1357 const_eio (FALLOC_FL_INSERT_RANGE)
1358 const_eio (FALLOC_FL_UNSHARE_RANGE)
1359
1360 const_eio (RENAME_NOREPLACE)
1361 const_eio (RENAME_EXCHANGE)
1362 const_eio (RENAME_WHITEOUT)
984 1363
985 const_eio (READDIR_DENTS) 1364 const_eio (READDIR_DENTS)
986 const_eio (READDIR_DIRS_FIRST) 1365 const_eio (READDIR_DIRS_FIRST)
987 const_eio (READDIR_STAT_ORDER) 1366 const_eio (READDIR_STAT_ORDER)
988 const_eio (READDIR_FOUND_UNKNOWN) 1367 const_eio (READDIR_FOUND_UNKNOWN)
… …
1006 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) 1385 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
1007 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); 1386 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
1008 1387
1009 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1388 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
1010 1389
1390 /* allocate dummy pipe fd for aio_close */
1391 {
1392 int pipefd [2];
1393
1394 if (
1395#ifdef _WIN32
1396 _pipe (pipefd, 1, _O_BINARY) < 0
1397#else
1398 pipe (pipefd) < 0
1399 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1400#endif
1401 || close (pipefd [1]) < 0
1402 )
1403 croak ("IO::AIO: unable to create dummy pipe for aio_close");
1404
1405 close_fd = pipefd [0];
1406 }
1407
1011 reinit (); 1408 reinit ();
1012} 1409}
1013 1410
1014void 1411void
1015reinit () 1412reinit ()
… …
1056 PROTOTYPE: $ 1453 PROTOTYPE: $
1057 CODE: 1454 CODE:
1058 max_outstanding = maxreqs; 1455 max_outstanding = maxreqs;
1059 1456
1060void 1457void
1061aio_wd (SV8 *pathname, SV *callback=&PL_sv_undef) 1458aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef)
1062 PPCODE: 1459 PPCODE:
1063{ 1460{
1064 dREQ; 1461 dREQ;
1065 1462
1066 req->type = EIO_WD_OPEN; 1463 req->type = EIO_WD_OPEN;
… …
1068 1465
1069 REQ_SEND; 1466 REQ_SEND;
1070} 1467}
1071 1468
1072void 1469void
1073aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1470aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef)
1074 PPCODE: 1471 PPCODE:
1075{ 1472{
1076 dREQ; 1473 dREQ;
1077 1474
1078 req->type = EIO_OPEN; 1475 req->type = EIO_OPEN;
… …
1082 1479
1083 REQ_SEND; 1480 REQ_SEND;
1084} 1481}
1085 1482
1086void 1483void
1087aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1484aio_fsync (SV *fh, SV *callback = &PL_sv_undef)
1088 ALIAS: 1485 ALIAS:
1089 aio_fsync = EIO_FSYNC 1486 aio_fsync = EIO_FSYNC
1090 aio_fdatasync = EIO_FDATASYNC 1487 aio_fdatasync = EIO_FDATASYNC
1091 aio_syncfs = EIO_SYNCFS 1488 aio_syncfs = EIO_SYNCFS
1092 PPCODE: 1489 PPCODE:
1093{ 1490{
1094 int fd = s_fileno_croak (fh, 0); 1491 int fd = s_fileno_croak (fh, 0);
1095 dREQ; 1492 dREQ;
1096 1493
1097 req->type = ix; 1494 req->type = ix;
1098 req->sv1 = newSVsv (fh); 1495 req->sv1 = newSVsv (fh);
1099 req->int1 = fd; 1496 req->int1 = fd;
1100 1497
1101 REQ_SEND (req); 1498 REQ_SEND;
1102} 1499}
1103 1500
1104void 1501void
1105aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 1502aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef)
1106 PPCODE: 1503 PPCODE:
1107{ 1504{
1108 int fd = s_fileno_croak (fh, 0); 1505 int fd = s_fileno_croak (fh, 0);
1109 dREQ; 1506 dREQ;
1110 1507
1111 req->type = EIO_SYNC_FILE_RANGE; 1508 req->type = EIO_SYNC_FILE_RANGE;
1112 req->sv1 = newSVsv (fh); 1509 req->sv1 = newSVsv (fh);
1113 req->int1 = fd; 1510 req->int1 = fd;
1114 req->offs = offset; 1511 req->offs = offset;
1115 req->size = nbytes; 1512 req->size = nbytes;
1116 req->int2 = flags; 1513 req->int2 = flags;
1117 1514
1118 REQ_SEND (req); 1515 REQ_SEND;
1119} 1516}
1120 1517
1121void 1518void
1122aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) 1519aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef)
1123 PPCODE: 1520 PPCODE:
1124{ 1521{
1125 int fd = s_fileno_croak (fh, 0); 1522 int fd = s_fileno_croak (fh, 0);
1126 dREQ; 1523 dREQ;
1127 1524
1128 req->type = EIO_FALLOCATE; 1525 req->type = EIO_FALLOCATE;
1129 req->sv1 = newSVsv (fh); 1526 req->sv1 = newSVsv (fh);
1130 req->int1 = fd; 1527 req->int1 = fd;
1131 req->int2 = mode; 1528 req->int2 = mode;
1132 req->offs = offset; 1529 req->offs = offset;
1133 req->size = len; 1530 req->size = len;
1134 1531
1135 REQ_SEND (req); 1532 REQ_SEND;
1136} 1533}
1137 1534
1138void 1535void
1139aio_close (SV *fh, SV *callback=&PL_sv_undef) 1536aio_close (SV *fh, SV *callback = &PL_sv_undef)
1140 PPCODE: 1537 PPCODE:
1141{ 1538{
1142 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1143 int fd = s_fileno_croak (fh, 0); 1539 int fd = s_fileno_croak (fh, 0);
1144 dREQ; 1540 dREQ;
1541#if 0
1542 /* partially duplicate logic in s_fileno */
1543 SvGETMAGIC (fh);
1145 1544
1146 if (expect_false (close_fd < 0)) 1545 if (SvROK (fh))
1546 {
1547 fh = SvRV (fh);
1548 SvGETMAGIC (fh);
1549 }
1550
1551 if (SvTYPE (fh) == SVt_PVGV)
1147 { 1552 {
1148 int pipefd [2]; 1553 /* perl filehandle */
1554 PerlIOUnix_refcnt_inc (fd);
1555 do_close ((GV *)fh, 1);
1149 1556
1150 if ( 1557 req->type = EIO_CLOSE;
1151#ifdef _WIN32 1558 req->int1 = fd;
1152 _pipe (pipefd, 1, _O_BINARY) < 0 1559 /*req->sv2 = newSVsv (fh);*/ /* since we stole the fd, no need to keep the fh */
1153#else
1154 pipe (pipefd) < 0
1155 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1156#endif
1157 || close (pipefd [1]) < 0
1158 )
1159 abort (); /*D*/
1160
1161 close_fd = pipefd [0];
1162 } 1560 }
1163 1561 else
1562#endif
1563 {
1564 /* fd number */
1164 req->type = EIO_DUP2; 1565 req->type = EIO_DUP2;
1165 req->int1 = close_fd; 1566 req->int1 = close_fd;
1567 req->sv2 = newSVsv (fh);
1568 req->int2 = fd;
1569 }
1570
1571 REQ_SEND;
1572}
1573
1574void
1575aio_seek (SV *fh, SV *offset, int whence, SV *callback = &PL_sv_undef)
1576 PPCODE:
1577{
1578 int fd = s_fileno_croak (fh, 0);
1579 dREQ;
1580
1581 req->type = EIO_SEEK;
1166 req->sv2 = newSVsv (fh); 1582 req->sv1 = newSVsv (fh);
1167 req->int2 = fd; 1583 req->int1 = fd;
1584 req->offs = SvVAL64 (offset);
1585 req->int2 = whence;
1168 1586
1169 REQ_SEND (req); 1587 REQ_SEND;
1170} 1588}
1171 1589
1172void 1590void
1173aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 1591aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback = &PL_sv_undef)
1174 ALIAS: 1592 ALIAS:
1175 aio_read = EIO_READ 1593 aio_read = EIO_READ
1176 aio_write = EIO_WRITE 1594 aio_write = EIO_WRITE
1177 PPCODE: 1595 PPCODE:
1178{ 1596{
… …
1194 len = svlen - dataoffset; 1612 len = svlen - dataoffset;
1195 } 1613 }
1196 else 1614 else
1197 { 1615 {
1198 /* read: check type and grow scalar as necessary */ 1616 /* read: check type and grow scalar as necessary */
1199 SvUPGRADE (data, SVt_PV); 1617 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1200 svptr = SvGROW (data, len + dataoffset + 1); 1618 svptr = sv_grow (data, len + dataoffset + 1);
1619 else if (SvCUR (data) < len + dataoffset)
1620 croak ("length + dataoffset outside of scalar, and cannot grow");
1201 } 1621 }
1202 1622
1203 { 1623 {
1204 dREQ; 1624 dREQ;
1205 1625
… …
1221 REQ_SEND; 1641 REQ_SEND;
1222 } 1642 }
1223} 1643}
1224 1644
1225void 1645void
1646aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef)
1647 ALIAS:
1648 aio_ioctl = EIO_IOCTL
1649 aio_fcntl = EIO_FCNTL
1650 PPCODE:
1651{
1652 int fd = s_fileno_croak (fh, 0);
1653 char *svptr;
1654
1655 if (SvPOK (arg) || !SvNIOK (arg))
1656 {
1657 STRLEN svlen;
1658 /* perl uses IOCPARM_LEN for fcntl, so we do, too */
1659#ifdef IOCPARM_LEN
1660 STRLEN need = IOCPARM_LEN (request);
1661#else
1662 STRLEN need = 256;
1663#endif
1664
1665 if (svlen < need)
1666 svptr = SvGROW (arg, need);
1667 }
1668 else
1669 svptr = (char *)SvIV (arg);
1670
1671 {
1672 dREQ;
1673
1674 req->type = ix;
1675 req->sv1 = newSVsv (fh);
1676 req->int1 = fd;
1677 req->int2 = (long)request;
1678 req->sv2 = SvREFCNT_inc (arg);
1679 req->ptr2 = svptr;
1680
1681 REQ_SEND;
1682 }
1683}
1684
1685void
1226aio_readlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1686aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1227 ALIAS: 1687 ALIAS:
1228 aio_readlink = EIO_READLINK 1688 aio_readlink = EIO_READLINK
1229 aio_realpath = EIO_REALPATH 1689 aio_realpath = EIO_REALPATH
1230 PPCODE: 1690 PPCODE:
1231{ 1691{
… …
1236 1696
1237 REQ_SEND; 1697 REQ_SEND;
1238} 1698}
1239 1699
1240void 1700void
1241aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1701aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef)
1242 PPCODE: 1702 PPCODE:
1243{ 1703{
1244 int ifd = s_fileno_croak (in_fh , 0); 1704 int ifd = s_fileno_croak (in_fh , 0);
1245 int ofd = s_fileno_croak (out_fh, 1); 1705 int ofd = s_fileno_croak (out_fh, 1);
1246 dREQ; 1706 dREQ;
1247 1707
1248 req->type = EIO_SENDFILE; 1708 req->type = EIO_SENDFILE;
1249 req->sv1 = newSVsv (out_fh); 1709 req->sv1 = newSVsv (out_fh);
1250 req->int1 = ofd; 1710 req->int1 = ofd;
… …
1255 1715
1256 REQ_SEND; 1716 REQ_SEND;
1257} 1717}
1258 1718
1259void 1719void
1260aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1720aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef)
1261 PPCODE: 1721 PPCODE:
1262{ 1722{
1263 int fd = s_fileno_croak (fh, 0); 1723 int fd = s_fileno_croak (fh, 0);
1264 dREQ; 1724 dREQ;
1265 1725
1266 req->type = EIO_READAHEAD; 1726 req->type = EIO_READAHEAD;
1267 req->sv1 = newSVsv (fh); 1727 req->sv1 = newSVsv (fh);
1268 req->int1 = fd; 1728 req->int1 = fd;
… …
1271 1731
1272 REQ_SEND; 1732 REQ_SEND;
1273} 1733}
1274 1734
1275void 1735void
1276aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 1736aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef)
1277 ALIAS: 1737 ALIAS:
1278 aio_stat = EIO_STAT 1738 aio_stat = EIO_STAT
1279 aio_lstat = EIO_LSTAT 1739 aio_lstat = EIO_LSTAT
1280 aio_statvfs = EIO_STATVFS 1740 aio_statvfs = EIO_STATVFS
1281 PPCODE: 1741 PPCODE:
1282{ 1742{
1283 dREQ; 1743 dREQ;
1284 1744
1285 req->sv1 = newSVsv (fh_or_path);
1286 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); 1745 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1746
1287 REQ_SEND; 1747 REQ_SEND;
1288} 1748}
1749
1750void
1751st_xtime ()
1752 ALIAS:
1753 st_atime = 0x01
1754 st_mtime = 0x02
1755 st_ctime = 0x04
1756 st_btime = 0x08
1757 st_xtime = 0x0f
1758 PPCODE:
1759 EXTEND (SP, 4);
1760 if (ix & 0x01) PUSHs (newSVnv (PL_statcache.st_atime + 1e-9 * ATIMENSEC));
1761 if (ix & 0x02) PUSHs (newSVnv (PL_statcache.st_mtime + 1e-9 * MTIMENSEC));
1762 if (ix & 0x04) PUSHs (newSVnv (PL_statcache.st_ctime + 1e-9 * CTIMENSEC));
1763 if (ix & 0x08) PUSHs (newSVnv (BTIMESEC + 1e-9 * BTIMENSEC));
1764
1765void
1766st_xtimensec ()
1767 ALIAS:
1768 st_atimensec = 0x01
1769 st_mtimensec = 0x02
1770 st_ctimensec = 0x04
1771 st_btimensec = 0x08
1772 st_xtimensec = 0x0f
1773 st_btimesec = 0x10
1774 st_gen = 0x20
1775 PPCODE:
1776 EXTEND (SP, 4);
1777 if (ix & 0x01) PUSHs (newSViv (ATIMENSEC));
1778 if (ix & 0x02) PUSHs (newSViv (MTIMENSEC));
1779 if (ix & 0x04) PUSHs (newSViv (CTIMENSEC));
1780 if (ix & 0x08) PUSHs (newSViv (BTIMENSEC));
1781 if (ix & 0x10) PUSHs (newSVuv (BTIMESEC));
1782 if (ix & 0x20) PUSHs (newSVuv (ST_GEN));
1289 1783
1290UV 1784UV
1291major (UV dev) 1785major (UV dev)
1292 ALIAS: 1786 ALIAS:
1293 minor = 1 1787 minor = 1
1294 CODE: 1788 CODE:
1295 RETVAL = ix ? major (dev) : minor (dev); 1789 RETVAL = ix ? minor (dev) : major (dev);
1296 OUTPUT: 1790 OUTPUT:
1297 RETVAL 1791 RETVAL
1298 1792
1299UV 1793UV
1300makedev (UV maj, UV min) 1794makedev (UV maj, UV min)
… …
1302 RETVAL = makedev (maj, min); 1796 RETVAL = makedev (maj, min);
1303 OUTPUT: 1797 OUTPUT:
1304 RETVAL 1798 RETVAL
1305 1799
1306void 1800void
1307aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) 1801aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef)
1308 PPCODE: 1802 PPCODE:
1309{ 1803{
1310 dREQ; 1804 dREQ;
1311 1805
1312 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1806 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
… …
1315 1809
1316 REQ_SEND; 1810 REQ_SEND;
1317} 1811}
1318 1812
1319void 1813void
1320aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1814aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef)
1321 PPCODE: 1815 PPCODE:
1322{ 1816{
1323 dREQ; 1817 dREQ;
1324 1818
1325 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1819 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
… …
1327 1821
1328 REQ_SEND; 1822 REQ_SEND;
1329} 1823}
1330 1824
1331void 1825void
1332aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1826aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef)
1333 PPCODE: 1827 PPCODE:
1334{ 1828{
1335 dREQ; 1829 dREQ;
1336 1830
1337 req->int2 = mode; 1831 req->int2 = mode;
… …
1339 1833
1340 REQ_SEND; 1834 REQ_SEND;
1341} 1835}
1342 1836
1343void 1837void
1344aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) 1838aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef)
1345 PPCODE: 1839 PPCODE:
1346{ 1840{
1347 dREQ; 1841 dREQ;
1348 1842
1349 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1843 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
… …
1352 1846
1353 REQ_SEND; 1847 REQ_SEND;
1354} 1848}
1355 1849
1356void 1850void
1357aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) 1851aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef)
1358 PPCODE: 1852 PPCODE:
1359{ 1853{
1360 dREQ; 1854 dREQ;
1361 1855
1362 req->type = EIO_READDIR; 1856 req->type = EIO_READDIR;
… …
1369 1863
1370 REQ_SEND; 1864 REQ_SEND;
1371} 1865}
1372 1866
1373void 1867void
1374aio_mkdir (SV8 *pathname, int mode, SV *callback=&PL_sv_undef) 1868aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef)
1375 PPCODE: 1869 PPCODE:
1376{ 1870{
1377 dREQ; 1871 dREQ;
1378 1872
1379 req->type = EIO_MKDIR; 1873 req->type = EIO_MKDIR;
… …
1382 1876
1383 REQ_SEND; 1877 REQ_SEND;
1384} 1878}
1385 1879
1386void 1880void
1387aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1881aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1388 ALIAS: 1882 ALIAS:
1389 aio_unlink = EIO_UNLINK 1883 aio_unlink = EIO_UNLINK
1390 aio_rmdir = EIO_RMDIR 1884 aio_rmdir = EIO_RMDIR
1391 aio_readdir = EIO_READDIR 1885 aio_readdir = EIO_READDIR
1392 PPCODE: 1886 PPCODE:
… …
1398 1892
1399 REQ_SEND; 1893 REQ_SEND;
1400} 1894}
1401 1895
1402void 1896void
1403aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) 1897aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef)
1404 ALIAS: 1898 ALIAS:
1405 aio_link = EIO_LINK 1899 aio_link = EIO_LINK
1406 aio_symlink = EIO_SYMLINK 1900 aio_symlink = EIO_SYMLINK
1407 aio_rename = EIO_RENAME 1901 aio_rename = EIO_RENAME
1408 PPCODE: 1902 PPCODE:
1409{ 1903{
1904 eio_wd wd2 = 0;
1410 dREQ; 1905 dREQ;
1411 eio_wd wd2 = 0;
1412 1906
1413 req->type = ix; 1907 req->type = ix;
1414 req_set_path1 (req, oldpath); 1908 req_set_path1 (req, oldpath);
1415 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); 1909 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1416 req->int3 = (long)wd2; 1910 req->int3 = (long)wd2;
1417 1911
1418 REQ_SEND; 1912 REQ_SEND;
1419} 1913}
1420 1914
1421void 1915void
1916aio_rename2 (SV8 *oldpath, SV8 *newpath, int flags = 0, SV *callback = &PL_sv_undef)
1917 PPCODE:
1918{
1919 eio_wd wd2 = 0;
1920 dREQ;
1921
1922 req->type = EIO_RENAME;
1923 req_set_path1 (req, oldpath);
1924 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1925 req->int2 = flags;
1926 req->int3 = (long)wd2;
1927
1928 REQ_SEND;
1929}
1930
1931void
1422aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) 1932aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef)
1423 PPCODE: 1933 PPCODE:
1424{ 1934{
1425 dREQ; 1935 dREQ;
1426 1936
1427 req->type = EIO_MKNOD; 1937 req->type = EIO_MKNOD;
… …
1431 1941
1432 REQ_SEND; 1942 REQ_SEND;
1433} 1943}
1434 1944
1435void 1945void
1436aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) 1946aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = -1, SV *callback = &PL_sv_undef)
1437 ALIAS: 1947 ALIAS:
1438 aio_mtouch = EIO_MTOUCH 1948 aio_mtouch = EIO_MTOUCH
1439 aio_msync = EIO_MSYNC 1949 aio_msync = EIO_MSYNC
1440 PPCODE: 1950 PPCODE:
1441{ 1951{
1442 STRLEN svlen; 1952 STRLEN svlen;
1443 char *svptr = SvPVbyte (data, svlen); 1953 char *svptr = SvPVbyte (data, svlen);
1444 UV len = SvUV (length); 1954 UV len = SvUV (length);
1955
1956 if (flags < 0)
1957 flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0;
1445 1958
1446 if (offset < 0) 1959 if (offset < 0)
1447 offset += svlen; 1960 offset += svlen;
1448 1961
1449 if (offset < 0 || offset > svlen) 1962 if (offset < 0 || offset > svlen)
… …
1464 REQ_SEND; 1977 REQ_SEND;
1465 } 1978 }
1466} 1979}
1467 1980
1468void 1981void
1469aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) 1982aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1470 PPCODE: 1983 PPCODE:
1471{ 1984{
1472 STRLEN svlen; 1985 STRLEN svlen;
1473 char *svptr = SvPVbyte (data, svlen); 1986 char *svptr = SvPVbyte (data, svlen);
1474 UV len = SvUV (length); 1987 UV len = SvUV (length);
… …
1493 REQ_SEND; 2006 REQ_SEND;
1494 } 2007 }
1495} 2008}
1496 2009
1497void 2010void
1498aio_mlockall (IV flags, SV *callback=&PL_sv_undef) 2011aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1499 PPCODE: 2012 PPCODE:
1500{ 2013{
1501 dREQ; 2014 dREQ;
1502 2015
1503 req->type = EIO_MLOCKALL; 2016 req->type = EIO_MLOCKALL;
… …
1505 2018
1506 REQ_SEND; 2019 REQ_SEND;
1507} 2020}
1508 2021
1509void 2022void
2023aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef)
2024 PPCODE:
2025{
2026 int fd = s_fileno_croak (fh, 0);
2027 dREQ;
2028
2029 req->type = EIO_CUSTOM;
2030 req->sv1 = newSVsv (fh);
2031 req->int1 = fd;
2032
2033 req->feed = fiemap;
2034#if HAVE_FIEMAP
2035 /* keep our fingers crossed that the next two types are 64 bit */
2036 req->offs = start;
2037 req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL;
2038 req->int2 = flags;
2039 req->int3 = SvOK (count) ? SvIV (count) : -1;
2040#endif
2041
2042 REQ_SEND;
2043}
2044
2045void
2046aio_slurp (SV *pathname, off_t offset, UV length, SV8 *data, SV *callback = &PL_sv_undef)
2047 PPCODE:
2048{
2049 char *svptr = 0;
2050
2051 sv_clear_foreign (data);
2052
2053 if (length) /* known length, directly read into scalar */
2054 {
2055 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
2056 svptr = sv_grow (data, length + 1);
2057 else if (SvCUR (data) < length)
2058 croak ("length outside of scalar, and cannot grow");
2059 else
2060 svptr = SvPVbyte_nolen (data);
2061 }
2062
2063 {
2064 dREQ;
2065
2066 req->type = EIO_SLURP;
2067 req_set_path1 (req, pathname);
2068 req->offs = offset;
2069 req->size = length;
2070 req->sv2 = SvREFCNT_inc (data);
2071 req->ptr2 = svptr;
2072
2073 if (!SvREADONLY (data))
2074 {
2075 SvREADONLY_on (data);
2076 req->flags |= FLAG_SV2_RO_OFF;
2077 }
2078
2079 REQ_SEND;
2080 }
2081}
2082
2083void
1510aio_busy (double delay, SV *callback=&PL_sv_undef) 2084aio_busy (double delay, SV *callback = &PL_sv_undef)
1511 PPCODE: 2085 PPCODE:
1512{ 2086{
1513 dREQ; 2087 dREQ;
1514 2088
1515 req->type = EIO_BUSY; 2089 req->type = EIO_BUSY;
… …
1517 2091
1518 REQ_SEND; 2092 REQ_SEND;
1519} 2093}
1520 2094
1521void 2095void
1522aio_group (SV *callback=&PL_sv_undef) 2096aio_group (SV *callback = &PL_sv_undef)
1523 PPCODE: 2097 PPCODE:
1524{ 2098{
1525 dREQ; 2099 dREQ;
1526 2100
1527 req->type = EIO_GROUP; 2101 req->type = EIO_GROUP;
1528 2102
2103 PUTBACK;
1529 req_submit (req); 2104 req_submit (req);
2105 SPAGAIN;
2106
1530 XPUSHs (req_sv (req, aio_grp_stash)); 2107 XPUSHs (req_sv (req, aio_grp_stash));
1531} 2108}
1532 2109
1533void 2110void
1534aio_nop (SV *callback=&PL_sv_undef) 2111aio_nop (SV *callback = &PL_sv_undef)
1535 ALIAS: 2112 ALIAS:
1536 aio_nop = EIO_NOP 2113 aio_nop = EIO_NOP
1537 aio_sync = EIO_SYNC 2114 aio_sync = EIO_SYNC
1538 PPCODE: 2115 PPCODE:
1539{ 2116{
… …
1543 2120
1544 REQ_SEND; 2121 REQ_SEND;
1545} 2122}
1546 2123
1547int 2124int
1548aioreq_pri (int pri = 0) 2125aioreq_pri (int pri = NO_INIT)
1549 CODE: 2126 CODE:
1550 RETVAL = next_pri; 2127 RETVAL = next_pri;
1551 if (items > 0) 2128 if (items > 0)
1552 { 2129 {
1553 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 2130 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
… …
1643 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 2220 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1644 OUTPUT: 2221 OUTPUT:
1645 RETVAL 2222 RETVAL
1646 2223
1647void 2224void
1648mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) 2225mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0)
1649 PPCODE: 2226 PPCODE:
1650 sv_unmagic (scalar, MMAP_MAGIC); 2227 sv_clear_foreign (scalar);
1651{ 2228{
1652 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; 2229 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1653 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 2230 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
1654 if (addr == (void *)-1) 2231 if (addr == (void *)-1)
1655 XSRETURN_NO; 2232 XSRETURN_NO;
1656 2233
1657 sv_force_normal (scalar); 2234 sv_set_foreign (scalar, &mmap_vtbl, addr, length);
1658
1659 /* we store the length in mg_obj, as namlen is I32 :/ */
1660 sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0)
1661 ->mg_obj = (SV *)length;
1662
1663 SvUPGRADE (scalar, SVt_PV); /* nop... */
1664 2235
1665 if (!(prot & PROT_WRITE)) 2236 if (!(prot & PROT_WRITE))
1666 SvREADONLY_on (scalar); 2237 SvREADONLY_on (scalar);
1667 2238
1668 if (SvLEN (scalar))
1669 Safefree (SvPVX (scalar));
1670
1671 SvPVX (scalar) = (char *)addr;
1672 SvCUR_set (scalar, length);
1673 SvLEN_set (scalar, 0);
1674 SvPOK_only (scalar);
1675
1676 XSRETURN_YES; 2239 XSRETURN_YES;
1677} 2240}
1678 2241
1679void 2242void
1680munmap (SV *scalar) 2243munmap (SV *scalar)
1681 CODE: 2244 CODE:
1682 sv_unmagic (scalar, MMAP_MAGIC); 2245 sv_clear_foreign (scalar);
2246
2247SV *
2248mremap (SV *scalar, STRLEN new_length, int flags = MREMAP_MAYMOVE, IV new_address = 0)
2249 CODE:
2250{
2251 MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl);
2252 void *new;
2253
2254 if (!mg || SvPVX (scalar) != mg->mg_ptr)
2255 croak ("IO::AIO::mremap: scalar not mapped by IO::AIO::mmap or improperly modified");
2256
2257 new = mremap (mg->mg_ptr, (size_t)mg->mg_obj, new_length, flags, (void *)new_address);
2258
2259 RETVAL = &PL_sv_no;
2260
2261 if (new != (void *)-1)
2262 {
2263 RETVAL = new == (void *)mg->mg_ptr
2264 ? newSVpvn ("0 but true", 10)
2265 : &PL_sv_yes;
2266
2267 mg->mg_ptr = (char *)new;
2268 mg->mg_obj = (SV *)new_length;
2269
2270 SvPVX (scalar) = mg->mg_ptr;
2271 SvCUR_set (scalar, new_length);
2272 }
2273}
2274 OUTPUT:
2275 RETVAL
1683 2276
1684int 2277int
1685madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 2278madvise (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1686 ALIAS: 2279 ALIAS:
1687 mprotect = 1 2280 mprotect = 1
1688 CODE: 2281 CODE:
1689{ 2282{
1690 STRLEN svlen; 2283 STRLEN svlen;
1691 void *addr = SvPVbyte (scalar, svlen); 2284 void *addr = SvPVbyte (scalar, svlen);
1692 size_t len = SvUV (length); 2285 STRLEN len = SvUV (length);
1693 2286
1694 if (offset < 0) 2287 if (offset < 0)
1695 offset += svlen; 2288 offset += svlen;
1696 2289
1697 if (offset < 0 || offset > svlen) 2290 if (offset < 0 || offset > svlen)
… …
1711} 2304}
1712 OUTPUT: 2305 OUTPUT:
1713 RETVAL 2306 RETVAL
1714 2307
1715int 2308int
1716munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) 2309munlock (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef)
1717 CODE: 2310 CODE:
1718{ 2311{
1719 STRLEN svlen; 2312 STRLEN svlen;
1720 void *addr = SvPVbyte (scalar, svlen); 2313 void *addr = SvPVbyte (scalar, svlen);
1721 size_t len = SvUV (length); 2314 size_t len = SvUV (length);
1722 2315
1723 if (offset < 0) 2316 if (offset < 0)
1724 offset += svlen; 2317 offset += svlen;
1725 2318
… …
1732 addr = (void *)(((intptr_t)addr) + offset); 2325 addr = (void *)(((intptr_t)addr) + offset);
1733 eio_page_align (&addr, &len); 2326 eio_page_align (&addr, &len);
1734#if _POSIX_MEMLOCK_RANGE 2327#if _POSIX_MEMLOCK_RANGE
1735 RETVAL = munlock (addr, len); 2328 RETVAL = munlock (addr, len);
1736#else 2329#else
1737 RETVAL = ((errno = ENOSYS), -1); 2330 RETVAL = EIO_ENOSYS ();
1738#endif 2331#endif
1739} 2332}
1740 OUTPUT: 2333 OUTPUT:
2334 RETVAL
2335
2336int
2337mlockall (int flags)
2338 PROTOTYPE: $;
2339 CODE:
2340 RETVAL = eio_mlockall_sync (flags);
2341 OUTPUT:
1741 RETVAL 2342 RETVAL
1742 2343
1743int 2344int
1744munlockall () 2345munlockall ()
1745 CODE: 2346 CODE:
1746#if _POSIX_MEMLOCK 2347#if _POSIX_MEMLOCK
1747 munlockall (); 2348 munlockall ();
1748#else 2349#else
1749 RETVAL = -1; 2350 RETVAL = EIO_ENOSYS ();
1750 errno = ENOSYS;
1751#endif 2351#endif
1752 OUTPUT: 2352 OUTPUT:
1753 RETVAL 2353 RETVAL
2354
2355int
2356statx (SV8 *pathname, int flags, UV mask)
2357 CODE:
2358{
2359 /* undocumented, and might go away, and anyway, should use eio_statx */
2360 SV *wdsv = 0;
2361 SV *pathsv = 0;
2362 eio_wd wd = EIO_CWD;
2363 void *ptr;
2364 int res;
2365
2366 req_set_path (pathname, &wdsv, &pathsv, &wd, &ptr);
2367 RETVAL = eio__statx (!wd || wd->fd == EIO_CWD ? AT_FDCWD : wd->fd, ptr, flags, mask & STATX_ALL, &stx);
2368
2369 SvREFCNT_dec (pathsv);
2370 SvREFCNT_dec (wdsv);
2371}
2372 OUTPUT:
2373 RETVAL
2374
2375U32
2376stx_mode ()
2377 PROTOTYPE:
2378 CODE:
2379#if HAVE_STATX
2380 RETVAL = stx.stx_mode;
2381#else
2382 XSRETURN_UNDEF;
2383#endif
2384 OUTPUT:
2385 RETVAL
2386
2387#define STATX_OFFSET_mask statx_offsetof (stx_mask)
2388#define STATX_OFFSET_blksize statx_offsetof (stx_blksize)
2389#define STATX_OFFSET_nlink statx_offsetof (stx_nlink)
2390#define STATX_OFFSET_uid statx_offsetof (stx_uid)
2391#define STATX_OFFSET_gid statx_offsetof (stx_gid)
2392#define STATX_OFFSET_rdev_major statx_offsetof (stx_rdev_major)
2393#define STATX_OFFSET_rdev_minor statx_offsetof (stx_rdev_minor)
2394#define STATX_OFFSET_dev_major statx_offsetof (stx_dev_major)
2395#define STATX_OFFSET_dev_minor statx_offsetof (stx_dev_minor)
2396#define STATX_OFFSET_attributes statx_offsetof (stx_attributes)
2397#define STATX_OFFSET_ino statx_offsetof (stx_ino)
2398#define STATX_OFFSET_size statx_offsetof (stx_size)
2399#define STATX_OFFSET_blocks statx_offsetof (stx_blocks)
2400#define STATX_OFFSET_attributes_mask statx_offsetof (stx_attributes_mask)
2401#define STATX_OFFSET_atime statx_offsetof (stx_atime)
2402#define STATX_OFFSET_btime statx_offsetof (stx_btime)
2403#define STATX_OFFSET_ctime statx_offsetof (stx_ctime)
2404#define STATX_OFFSET_mtime statx_offsetof (stx_mtime)
2405
2406U32
2407stx_mask ()
2408 PROTOTYPE:
2409 ALIAS:
2410 stx_mask = STATX_OFFSET_mask
2411 stx_blksize = STATX_OFFSET_blksize
2412 stx_nlink = STATX_OFFSET_nlink
2413 stx_uid = STATX_OFFSET_uid
2414 stx_gid = STATX_OFFSET_gid
2415 stx_rdev_major = STATX_OFFSET_rdev_major
2416 stx_rdev_minor = STATX_OFFSET_rdev_minor
2417 stx_dev_major = STATX_OFFSET_dev_major
2418 stx_dev_minor = STATX_OFFSET_dev_minor
2419 CODE:
2420#if HAVE_STATX
2421 RETVAL = *(__u32 *)((char *)&stx + ix);
2422#else
2423 XSRETURN_UNDEF;
2424#endif
2425 OUTPUT:
2426 RETVAL
2427
2428VAL64
2429stx_attributes ()
2430 PROTOTYPE:
2431 ALIAS:
2432 stx_attributes = STATX_OFFSET_attributes
2433 stx_ino = STATX_OFFSET_ino
2434 stx_size = STATX_OFFSET_size
2435 stx_blocks = STATX_OFFSET_blocks
2436 stx_attributes_mask = STATX_OFFSET_attributes_mask
2437 CODE:
2438#if HAVE_STATX
2439 RETVAL = *(__u64 *)((char *)&stx + ix);
2440#else
2441 XSRETURN_UNDEF;
2442#endif
2443 OUTPUT:
2444 RETVAL
2445
2446NV
2447stx_atime ()
2448 PROTOTYPE:
2449 ALIAS:
2450 stx_atime = STATX_OFFSET_atime
2451 stx_btime = STATX_OFFSET_btime
2452 stx_ctime = STATX_OFFSET_ctime
2453 stx_mtime = STATX_OFFSET_mtime
2454 CODE:
2455#if HAVE_STATX
2456 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2457 RETVAL = ts->tv_sec + ts->tv_nsec * 1e-9;
2458#else
2459 XSRETURN_UNDEF;
2460#endif
2461 OUTPUT:
2462 RETVAL
2463
2464VAL64
2465stx_atimesec ()
2466 PROTOTYPE:
2467 ALIAS:
2468 stx_atimesec = STATX_OFFSET_atime
2469 stx_btimesec = STATX_OFFSET_btime
2470 stx_ctimesec = STATX_OFFSET_ctime
2471 stx_mtimesec = STATX_OFFSET_mtime
2472 CODE:
2473#if HAVE_STATX
2474 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2475 RETVAL = ts->tv_sec;
2476#else
2477 XSRETURN_UNDEF;
2478#endif
2479 OUTPUT:
2480 RETVAL
2481
2482U32
2483stx_atimensec ()
2484 PROTOTYPE:
2485 ALIAS:
2486 stx_atimensec = STATX_OFFSET_atime
2487 stx_btimensec = STATX_OFFSET_btime
2488 stx_ctimensec = STATX_OFFSET_ctime
2489 stx_mtimensec = STATX_OFFSET_mtime
2490 CODE:
2491#if HAVE_STATX
2492 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2493 RETVAL = ts->tv_nsec;
2494#else
2495 RETVAL = 0;
2496#endif
2497 OUTPUT:
2498 RETVAL
2499
2500int
2501splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
2502 CODE:
2503{
2504#if HAVE_LINUX_SPLICE
2505 loff_t off_in_, off_out_;
2506 RETVAL = splice (
2507 rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0,
2508 wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0,
2509 length, flags
2510 );
2511#else
2512 RETVAL = EIO_ENOSYS ();
2513#endif
2514}
2515 OUTPUT:
2516 RETVAL
2517
2518int
2519tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
2520 CODE:
2521#if HAVE_LINUX_SPLICE
2522 RETVAL = tee (rfh, wfh, length, flags);
2523#else
2524 RETVAL = EIO_ENOSYS ();
2525#endif
2526 OUTPUT:
2527 RETVAL
2528
2529int
2530pipesize (aio_rfd rfh, int new_size = -1)
2531 PROTOTYPE: $;$
2532 CODE:
2533#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
2534 if (new_size >= 0)
2535 RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
2536 else
2537 RETVAL = fcntl (rfh, F_GETPIPE_SZ);
2538#else
2539 errno = ENOSYS;
2540 RETVAL = -1;
2541#endif
2542 OUTPUT:
2543 RETVAL
2544
2545void
2546pipe2 (int flags = 0)
2547 PROTOTYPE: ;$
2548 PPCODE:
2549{
2550 int fd[2];
2551 int res;
2552
2553 if (flags)
2554#if HAVE_PIPE2
2555 res = pipe2 (fd, flags);
2556#else
2557 res = (errno = ENOSYS, -1);
2558#endif
2559 else
2560 res = pipe (fd);
2561
2562 if (!res)
2563 {
2564 EXTEND (SP, 2);
2565 PUSHs (newmortalFH (fd[0], O_RDONLY));
2566 PUSHs (newmortalFH (fd[1], O_WRONLY));
2567 }
2568}
2569
2570void
2571eventfd (unsigned int initval = 0, int flags = 0)
2572 PPCODE:
2573{
2574 int fd;
2575#if HAVE_EVENTFD
2576 fd = eventfd (initval, flags);
2577#else
2578 fd = (errno = ENOSYS, -1);
2579#endif
2580
2581 XPUSHs (newmortalFH (fd, O_RDWR));
2582}
2583
2584void
2585timerfd_create (int clockid, int flags = 0)
2586 PPCODE:
2587{
2588 int fd;
2589#if HAVE_TIMERFD
2590 fd = timerfd_create (clockid, flags);
2591#else
2592 fd = (errno = ENOSYS, -1);
2593#endif
2594
2595 XPUSHs (newmortalFH (fd, O_RDWR));
2596}
2597
2598void
2599timerfd_settime (SV *fh, int flags, NV interval, NV value)
2600 PPCODE:
2601{
2602 int fd = s_fileno_croak (fh, 0);
2603#if HAVE_TIMERFD
2604 int res;
2605 struct itimerspec its, ots;
2606
2607 ts_set (&its.it_interval, interval);
2608 ts_set (&its.it_value , value);
2609 res = timerfd_settime (fd, flags, &its, &ots);
2610
2611 if (!res)
2612 {
2613 EXTEND (SP, 2);
2614 PUSHs (newSVnv (ts_get (&ots.it_interval)));
2615 PUSHs (newSVnv (ts_get (&ots.it_value)));
2616 }
2617#else
2618 errno = ENOSYS;
2619#endif
2620}
2621
2622void
2623timerfd_gettime (SV *fh)
2624 PPCODE:
2625{
2626 int fd = s_fileno_croak (fh, 0);
2627#if HAVE_TIMERFD
2628 int res;
2629 struct itimerspec ots;
2630 res = timerfd_gettime (fd, &ots);
2631
2632 if (!res)
2633 {
2634 EXTEND (SP, 2);
2635 PUSHs (newSVnv (ts_get (&ots.it_interval)));
2636 PUSHs (newSVnv (ts_get (&ots.it_value)));
2637 }
2638#else
2639 errno = ENOSYS;
2640#endif
2641}
2642
2643void
2644memfd_create (SV8 *pathname, int flags = 0)
2645 PPCODE:
2646{
2647 int fd;
2648#if HAVE_MEMFD_CREATE
2649 fd = memfd_create (SvPVbyte_nolen (pathname), flags);
2650#else
2651 fd = (errno = ENOSYS, -1);
2652#endif
2653
2654 XPUSHs (newmortalFH (fd, O_RDWR));
2655}
2656
2657UV
2658get_fdlimit ()
2659 CODE:
2660#if HAVE_RLIMITS
2661 struct rlimit rl;
2662 if (0 == getrlimit (RLIMIT_NOFILE, &rl))
2663 XSRETURN_UV (rl.rlim_cur == RLIM_INFINITY ? (UV)-1 : rl.rlim_cur);
2664#endif
2665 XSRETURN_UNDEF;
2666 OUTPUT:
2667 RETVAL
2668
2669void
2670min_fdlimit (UV limit = 0x7fffffffU)
2671 CODE:
2672{
2673#if HAVE_RLIMITS
2674 struct rlimit rl;
2675 rlim_t orig_rlim_max;
2676 UV bit;
2677
2678 if (0 != getrlimit (RLIMIT_NOFILE, &rl))
2679 goto fail;
2680
2681 if (rl.rlim_cur == RLIM_INFINITY)
2682 XSRETURN_YES;
2683
2684 orig_rlim_max = rl.rlim_max == RLIM_INFINITY ? ((rlim_t)0)-1 : rl.rlim_max;
2685
2686 if (rl.rlim_cur < limit)
2687 {
2688 rl.rlim_cur = limit;
2689
2690 if (rl.rlim_max < rl.rlim_cur && rl.rlim_max != RLIM_INFINITY)
2691 rl.rlim_max = rl.rlim_cur;
2692 }
2693
2694 if (0 == setrlimit (RLIMIT_NOFILE, &rl))
2695 XSRETURN_YES;
2696
2697 if (errno == EPERM)
2698 {
2699 /* setlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */
2700 /* our limit overflows a system-wide limit */
2701 /* try an adaptive algorithm, but do not lower the hardlimit */
2702 rl.rlim_max = 0;
2703 for (bit = 0x40000000U; bit; bit >>= 1)
2704 {
2705 rl.rlim_max |= bit;
2706 rl.rlim_cur = rl.rlim_max;
2707
2708 /* nevr decrease the hard limit */
2709 if (rl.rlim_max < orig_rlim_max)
2710 break;
2711
2712 if (0 != setrlimit (RLIMIT_NOFILE, &rl))
2713 rl.rlim_max &= ~bit; /* too high, remove bit again */
2714 }
2715
2716 /* now, raise the soft limit to the max permitted */
2717 if (0 == getrlimit (RLIMIT_NOFILE, &rl))
2718 {
2719 rl.rlim_cur = rl.rlim_max;
2720 if (0 == setrlimit (RLIMIT_NOFILE, &rl))
2721 errno = EPERM;
2722 }
2723 }
2724#endif
2725 fail:
2726 XSRETURN_UNDEF;
2727}
1754 2728
1755void _on_next_submit (SV *cb) 2729void _on_next_submit (SV *cb)
1756 CODE: 2730 CODE:
1757 SvREFCNT_dec (on_next_submit); 2731 SvREFCNT_dec (on_next_submit);
1758 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 2732 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
… …
1771DESTROY (SV *self) 2745DESTROY (SV *self)
1772 CODE: 2746 CODE:
1773{ 2747{
1774 aio_wd wd = SvAIO_WD (self); 2748 aio_wd wd = SvAIO_WD (self);
1775#if HAVE_AT 2749#if HAVE_AT
2750 {
1776 SV *callback = &PL_sv_undef; 2751 SV *callback = &PL_sv_undef;
1777 dREQ; /* clobbers next_pri :/ */ 2752 dREQ; /* clobbers next_pri :/ */
2753 next_pri = req->pri; /* restore next_pri */
2754 req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */
1778 req->type = EIO_WD_CLOSE; 2755 req->type = EIO_WD_CLOSE;
1779 req->wd = wd; 2756 req->wd = wd;
1780 REQ_SEND; 2757 REQ_SEND;
2758 }
1781#else 2759#else
1782 eio_wd_close_sync (wd); 2760 eio_wd_close_sync (wd);
1783#endif 2761#endif
1784} 2762}
1785 2763
… …
1789cancel (aio_req_ornot req) 2767cancel (aio_req_ornot req)
1790 CODE: 2768 CODE:
1791 eio_cancel (req); 2769 eio_cancel (req);
1792 2770
1793void 2771void
1794cb (aio_req_ornot req, SV *callback=&PL_sv_undef) 2772cb (aio_req_ornot req, SV *callback = NO_INIT)
1795 PPCODE: 2773 PPCODE:
1796{ 2774{
1797 if (GIMME_V != G_VOID) 2775 if (GIMME_V != G_VOID)
1798 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); 2776 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1799 2777
1800 if (items > 1) 2778 if (items > 1)
1801 { 2779 {
1802 SV *cb_cv =get_cb (callback); 2780 SV *cb_cv = get_cb (callback);
1803 2781
1804 SvREFCNT_dec (req->callback); 2782 SvREFCNT_dec (req->callback);
1805 req->callback = SvREFCNT_inc (cb_cv); 2783 req->callback = SvREFCNT_inc (cb_cv);
1806 } 2784 }
1807} 2785}
… …
1864limit (aio_req grp, int limit) 2842limit (aio_req grp, int limit)
1865 CODE: 2843 CODE:
1866 eio_grp_limit (grp, limit); 2844 eio_grp_limit (grp, limit);
1867 2845
1868void 2846void
1869feed (aio_req grp, SV *callback=&PL_sv_undef) 2847feed (aio_req grp, SV *callback = &PL_sv_undef)
1870 CODE: 2848 CODE:
1871{ 2849{
1872 SvREFCNT_dec (grp->sv2); 2850 SvREFCNT_dec (grp->sv2);
1873 grp->sv2 = newSVsv (callback); 2851 grp->sv2 = newSVsv (callback);
1874 grp->feed = aio_grp_feed; 2852 grp->feed = aio_grp_feed;

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