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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.180 by root, Fri Feb 11 00:05:17 2011 UTC vs.
Revision 1.288 by root, Tue Dec 29 18:00:40 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 <sys/statvfs.h>
17#include <limits.h> 20#include <limits.h>
18#include <fcntl.h> 21#include <fcntl.h>
19#include <sched.h> 22#include <sched.h>
20 23
21#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES 24/* the incompetent fool that created musl keeps __linux__, refuses
22# 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
23#endif 36#endif
24 37
25/* perl namespace pollution */ 38/* perl namespace pollution */
26#undef VERSION 39#undef VERSION
27
28#ifdef _WIN32
29
30# define EIO_STRUCT_DIRENT Direntry_t
31# undef malloc
32# undef free
33
34// perl overrides all those nice win32 functions
35# undef open
36# undef read
37# undef write
38# undef send
39# undef recv
40# undef stat
41# undef fstat
42# define lstat stat
43# undef truncate
44# undef ftruncate
45# undef open
46# undef close
47# undef unlink
48# undef rmdir
49# undef rename
50# undef lseek
51
52# define chown(a,b,c) (errno = ENOSYS, -1)
53# define fchown(a,b,c) (errno = ENOSYS, -1)
54# define fchmod(a,b) (errno = ENOSYS, -1)
55# define symlink(a,b) (errno = ENOSYS, -1)
56# define readlink(a,b,c) (errno = ENOSYS, -1)
57# define mknod(a,b,c) (errno = ENOSYS, -1)
58# define truncate(a,b) (errno = ENOSYS, -1)
59# define ftruncate(fd,o) chsize ((fd), (o))
60# define fsync(fd) _commit (fd)
61# define opendir(fd) (errno = ENOSYS, 0)
62# define readdir(fd) (errno = ENOSYS, -1)
63# define closedir(fd) (errno = ENOSYS, -1)
64# define mkdir(a,b) mkdir (a)
65
66#else
67
68# include <sys/time.h>
69# include <sys/select.h>
70# include <unistd.h>
71# include <utime.h>
72# include <signal.h>
73# define EIO_STRUCT_DIRENT struct dirent
74
75#endif
76 40
77/* perl stupidly overrides readdir and maybe others */ 41/* perl stupidly overrides readdir and maybe others */
78/* with thread-unsafe versions, imagine that :( */ 42/* with thread-unsafe versions, imagine that :( */
79#undef readdir 43#undef readdir
80#undef opendir 44#undef opendir
81#undef closedir 45#undef closedir
82 46
47#ifdef _WIN32
48
49 // perl overrides all those nice libc functions
50
51 #undef malloc
52 #undef free
53 #undef open
54 #undef read
55 #undef write
56 #undef send
57 #undef recv
58 #undef stat
59 #undef lstat
60 #undef fstat
61 #undef truncate
62 #undef ftruncate
63 #undef open
64 #undef link
65 #undef close
66 #undef unlink
67 #undef mkdir
68 #undef rmdir
69 #undef rename
70 #undef lseek
71 #undef opendir
72 #undef readdir
73 #undef closedir
74 #undef chmod
75 #undef fchmod
76 #undef dup
77 #undef dup2
78 #undef abort
79 #undef pipe
80 #undef utime
81
82 #define EIO_STRUCT_STAT struct _stati64
83#define EIO_STRUCT_STAT Stat_t 83 #define EIO_STRUCT_STATI64
84 84
85/* use NV for 32 bit perls as it allows larger offsets */
86#if IVSIZE >= 8
87# define VAL64 IV
88# define SvVAL64 SvIV
89# define newSVval64 newSViv
90#else 85#else
91# define VAL64 NV 86
92# define SvVAL64 SvNV 87 #include <sys/time.h>
93# define newSVval64 newSVnv 88 #include <sys/select.h>
89 #include <sys/wait.h>
90 #include <unistd.h>
91 #include <utime.h>
92 #include <signal.h>
93
94 #define EIO_STRUCT_STAT Stat_t
95
94#endif 96#endif
95 97
96/*****************************************************************************/ 98/*****************************************************************************/
97 99
98#if __GNUC__ >= 3 100#if __GNUC__ >= 3
… …
104#define expect_false(expr) expect ((expr) != 0, 0) 106#define expect_false(expr) expect ((expr) != 0, 0)
105#define expect_true(expr) expect ((expr) != 0, 1) 107#define expect_true(expr) expect ((expr) != 0, 1)
106 108
107/*****************************************************************************/ 109/*****************************************************************************/
108 110
111#include "config.h"
112
113#if HAVE_SYS_MKDEV_H
114# include <sys/mkdev.h>
115#elif HAVE_SYS_SYSMACROS_H
116# include <sys/sysmacros.h>
117#endif
118
119#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES
120# include <sys/mman.h>
121#endif
122
123#if HAVE_SYS_UIO_H
124# include <sys/uio.h>
125#endif
126
127#if HAVE_ST_XTIMENSEC
128# define ATIMENSEC PL_statcache.st_atimensec
129# define MTIMENSEC PL_statcache.st_mtimensec
130# define CTIMENSEC PL_statcache.st_ctimensec
131#elif HAVE_ST_XTIMESPEC
132# define ATIMENSEC PL_statcache.st_atim.tv_nsec
133# define MTIMENSEC PL_statcache.st_mtim.tv_nsec
134# define CTIMENSEC PL_statcache.st_ctim.tv_nsec
135#else
136# define ATIMENSEC 0
137# define MTIMENSEC 0
138# define CTIMENSEC 0
139#endif
140
141#if HAVE_ST_BIRTHTIMENSEC
142# define BTIMESEC PL_statcache.st_birthtime
143# define BTIMENSEC PL_statcache.st_birthtimensec
144#elif HAVE_ST_BIRTHTIMESPEC
145# define BTIMESEC PL_statcache.st_birthtim.tv_sec
146# define BTIMENSEC PL_statcache.st_birthtim.tv_nsec
147#else
148# define BTIMESEC 0
149# define BTIMENSEC 0
150#endif
151
152#if HAVE_ST_GEN
153# define ST_GEN PL_statcache.st_gen
154#else
155# define ST_GEN 0
156#endif
157
158#include "schmorp.h"
159
160#if HAVE_EVENTFD
161# include <sys/eventfd.h>
162#endif
163
164#if HAVE_TIMERFD
165# include <sys/timerfd.h>
166#endif
167
168#if HAVE_RLIMITS
169 #include <sys/time.h>
170 #include <sys/resource.h>
171#endif
172
109typedef SV SV8; /* byte-sv, used for argument-checking */ 173typedef SV SV8; /* byte-sv, used for argument-checking */
110typedef int aio_rfd; /* read file desriptor */ 174typedef int aio_rfd; /* read file desriptor */
111typedef int aio_wfd; /* write file descriptor */ 175typedef int aio_wfd; /* write file descriptor */
112 176
113static HV *aio_stash, *aio_req_stash, *aio_grp_stash; 177static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash;
114 178
115#define EIO_REQ_MEMBERS \ 179#define EIO_REQ_MEMBERS \
116 SV *callback; \ 180 SV *callback; \
117 SV *sv1, *sv2; \ 181 SV *sv1, *sv2; \
182 SV *sv3, *sv4; \
118 STRLEN stroffset; \ 183 STRLEN stroffset; \
119 SV *self; 184 SV *self;
120 185
121#define EIO_NO_WRAPPERS 1 186#define EIO_NO_WRAPPERS 1
122 187
123#include "libeio/config.h"
124#include "libeio/eio.h" 188#include "libeio/eio.h"
125 189
126#ifndef POSIX_FADV_NORMAL 190static int req_invoke (eio_req *req);
127# define POSIX_FADV_NORMAL 0 191#define EIO_FINISH(req) req_invoke (req)
128#endif 192static void req_destroy (eio_req *grp);
129#ifndef POSIX_FADV_SEQUENTIAL 193#define EIO_DESTROY(req) req_destroy (req)
130# define POSIX_FADV_SEQUENTIAL 0 194
131#endif 195#include "libeio/eio.c"
132#ifndef POSIX_FADV_RANDOM
133# define POSIX_FADV_RANDOM 0
134#endif
135#ifndef POSIX_FADV_NOREUSE
136# define POSIX_FADV_NOREUSE 0
137#endif
138#ifndef POSIX_FADV_WILLNEED
139# define POSIX_FADV_WILLNEED 0
140#endif
141#ifndef POSIX_FADV_DONTNEED
142# define POSIX_FADV_DONTNEED 0
143#endif
144 196
145#if !HAVE_POSIX_FADVISE 197#if !HAVE_POSIX_FADVISE
146# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ 198# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
147#endif 199#endif
148 200
149#ifndef POSIX_MADV_NORMAL
150# define POSIX_MADV_NORMAL 0
151#endif
152#ifndef POSIX_MADV_SEQUENTIAL
153# define POSIX_MADV_SEQUENTIAL 0
154#endif
155#ifndef POSIX_MADV_RANDOM
156# define POSIX_MADV_RANDOM 0
157#endif
158#ifndef POSIX_MADV_WILLNEED
159# define POSIX_MADV_WILLNEED 0
160#endif
161#ifndef POSIX_MADV_DONTNEED
162# define POSIX_MADV_DONTNEED 0
163#endif
164
165#if !HAVE_POSIX_MADVISE 201#if !HAVE_POSIX_MADVISE
166# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ 202# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
167#endif
168
169#ifndef PROT_NONE
170# define PROT_NONE 0
171#endif
172#ifndef PROT_READ
173# define PROT_READ 0
174#endif
175#ifndef PROT_WRITE
176# define PROT_READ 0
177#endif
178#ifndef PROT_EXEC
179# define PROT_EXEC 0
180#endif
181
182#ifndef ST_NODEV
183# define ST_NODEV 0
184#endif
185#ifndef ST_NOEXEC
186# define ST_NOEXEC 0
187#endif
188#ifndef ST_SYNCHRONOUS
189# define ST_SYNCHRONOUS 0
190#endif
191#ifndef ST_MANDLOCK
192# define ST_MANDLOCK 0
193#endif
194#ifndef ST_WRITE
195# define ST_WRITE 0
196#endif
197#ifndef ST_APPEND
198# define ST_APPEND 0
199#endif
200#ifndef ST_IMMUTABLE
201# define ST_IMMUTABLE 0
202#endif
203#ifndef ST_NOATIME
204# define ST_NOATIME 0
205#endif
206#ifndef ST_NODIRATIME
207# define ST_NODIRATIME 0
208#endif
209#ifndef ST_RELATIME
210# define ST_RELATIME 0
211#endif
212
213#ifndef S_IFIFO
214# define S_IFIFO 0
215#endif
216#ifndef S_IFCHR
217# define S_IFCHR 0
218#endif
219#ifndef S_IFBLK
220# define S_IFBLK 0
221#endif
222#ifndef S_IFLNK
223# define S_IFLNK 0
224#endif
225#ifndef S_IFREG
226# define S_IFREG 0
227#endif
228#ifndef S_IFDIR
229# define S_IFDIR 0
230#endif
231#ifndef S_IFWHT
232# define S_IFWHT 0
233#endif
234#ifndef S_IFSOCK
235# define S_IFSOCK 0
236#endif 203#endif
237 204
238#ifndef MAP_ANONYMOUS 205#ifndef MAP_ANONYMOUS
239# ifdef MAP_ANON 206# ifdef MAP_ANON
240# define MAP_ANONYMOUS MAP_ANON 207# define MAP_ANONYMOUS MAP_ANON
241# else 208# else
242# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ 209# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
243# endif 210# endif
244#endif 211#endif
245#ifndef MAP_HUGETLB
246# define MAP_HUGETLB 0
247#endif
248#ifndef MAP_LOCKED
249# define MAP_LOCKED 0
250#endif
251#ifndef MAP_NORESERVE
252# define MAP_NORESERVE 0
253#endif
254#ifndef MAP_POPULATE
255# define MAP_POPULATE 0
256#endif
257#ifndef MAP_NONBLOCK
258# define MAP_NONBLOCK 0
259#endif
260 212
261#ifndef makedev 213#ifndef makedev
262# define makedev(maj,min) (((maj) << 8) | (min)) 214# define makedev(maj,min) (((maj) << 8) | (min))
263#endif 215#endif
264#ifndef major 216#ifndef major
… …
266#endif 218#endif
267#ifndef minor 219#ifndef minor
268# define minor(dev) ((dev) & 0xff) 220# define minor(dev) ((dev) & 0xff)
269#endif 221#endif
270 222
223/* solaris has a non-posix/unix compliant PAGESIZE that breaks compilation */
224#ifdef __sun
271#ifndef PAGESIZE 225# undef PAGESIZE
226#endif
227
228#if PAGESIZE <= 0
272# define PAGESIZE sysconf (_SC_PAGESIZE) 229# define PAGESIZE sysconf (_SC_PAGESIZE)
273#endif 230#endif
274 231
275static int req_invoke (eio_req *req); 232#if HAVE_SYSCALL
276#define EIO_FINISH(req) req_invoke (req) 233#include <sys/syscall.h>
277static void req_destroy (eio_req *grp); 234#else
278#define EIO_DESTROY(req) req_destroy (req) 235# define syscall(nr,...) (errno = ENOSYS, -1)
236#endif
237
238/*****************************************************************************/
239
240#if !_POSIX_MAPPED_FILES
241# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, (void *)-1)
242# define munmap(addr,length) EIO_ENOSYS ()
243#endif
244
245#if !_POSIX_MEMORY_PROTECTION
246# define mprotect(addr,len,prot) EIO_ENOSYS ()
247#endif
248
249#if !MREMAP_MAYMOVE
250# define mremap(old_address,old_size,new_size,flags,new_address) (errno = ENOSYS, (void *)-1)
251#endif
252
253#define FOREIGN_MAGIC PERL_MAGIC_ext
254
255static int ecb_cold
256mmap_free (pTHX_ SV *sv, MAGIC *mg)
257{
258 int old_errno = errno;
259 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
260 errno = old_errno;
261
262 mg->mg_obj = 0; /* just in case */
263
264 SvREADONLY_off (sv);
265
266 if (SvPVX (sv) != mg->mg_ptr)
267 croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected");
268
269 SvCUR_set (sv, 0);
270 SvPVX (sv) = 0;
271 SvOK_off (sv);
272
273 return 0;
274}
275
276static MGVTBL mmap_vtbl = {
277 0, 0, 0, 0, mmap_free
278};
279
280static int ecb_cold
281sysfree_free (pTHX_ SV *sv, MAGIC *mg)
282{
283 free (mg->mg_ptr);
284 mg->mg_obj = 0; /* just in case */
285
286 SvREADONLY_off (sv);
287
288 if (SvPVX (sv) != mg->mg_ptr)
289 croak ("ERROR: IO::AIO mapped scalar changed location, detected");
290
291 SvCUR_set (sv, 0);
292 SvPVX (sv) = 0;
293 SvOK_off (sv);
294
295 return 0;
296}
297
298static MGVTBL sysfree_vtbl = {
299 0, 0, 0, 0, sysfree_free
300};
301
302/*****************************************************************************/
303
304/* helper: set scalar to foreign ptr with custom free */
305ecb_noinline
306static void
307sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length)
308{
309 sv_force_normal (sv);
310
311 /* we store the length in mg_obj, as namlen is I32 :/ */
312 sv_magicext (sv, 0, FOREIGN_MAGIC, vtbl, (char *)addr, 0)
313 ->mg_obj = (SV *)length;
314
315 SvUPGRADE (sv, SVt_PV); /* nop... */
316
317 if (SvLEN (sv))
318 Safefree (SvPVX (sv));
319
320 SvPVX (sv) = (char *)addr;
321 SvCUR_set (sv, length);
322 SvLEN_set (sv, 0);
323 SvPOK_only (sv);
324}
325
326static void
327sv_clear_foreign (SV *sv)
328{
329 /* todo: iterate over magic and only free ours, but of course */
330 /* the perl5porters will call that (correct) behaviour buggy */
331 sv_unmagic (sv, FOREIGN_MAGIC);
332}
333
334/*****************************************************************************/
335
336/* defines all sorts of constants to 0 unless they are already defined */
337/* also provides const_iv_ and const_niv_ macros for them */
338#include "def0.h"
339
340/*****************************************************************************/
341
342static void
343fiemap (eio_req *req)
344{
345 req->result = -1;
346
347#if HAVE_FIEMAP
348 /* assume some c99 */
349 struct fiemap *fiemap = 0;
350 size_t end_offset;
351 int count = req->int3;
352
353 req->flags |= EIO_FLAG_PTR1_FREE;
354
355 /* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */
356 /* increase in fixed steps */
357 if (count < 0)
358 count = 8;
359
360 fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
361 errno = ENOMEM;
362 if (!fiemap)
363 return;
364
365 req->ptr1 = fiemap;
366
367 fiemap->fm_start = req->offs;
368 fiemap->fm_length = req->size;
369 fiemap->fm_flags = req->int2;
370 fiemap->fm_extent_count = count;
371
372 if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0)
373 return;
374
375 if (req->int3 >= 0 /* not autosizing */
376 || !fiemap->fm_mapped_extents /* no more extents */
377 || fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */)
378 goto done;
379
380 /* else we have to loop -
381 * it would be tempting (actually I tried that first) to just query the
382 * number of extents needed, but linux often feels like not returning all
383 * extents, without telling us it left any out. this complicates
384 * this quite a bit.
385 */
386
387 end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start);
388
389 for (;;)
390 {
391 /* we go in 54 extent steps - 3kb, in the hope that this fits nicely on the eio stack (normally 16+ kb) */
392 char scratch[3072];
393 struct fiemap *incmap = (struct fiemap *)scratch;
394
395 incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical
396 + fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length;
397 incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start);
398 incmap->fm_flags = fiemap->fm_flags;
399 incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent);
400
401 if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0)
402 return;
403
404 if (!incmap->fm_mapped_extents)
405 goto done;
406
407 count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents;
408 fiemap = realloc (fiemap, sizeof (*fiemap) + sizeof (struct fiemap_extent) * count);
409 errno = ENOMEM;
410 if (!fiemap)
411 return;
412
413 req->ptr1 = fiemap;
414
415 for (count = 0; count < incmap->fm_mapped_extents; ++count)
416 {
417 struct fiemap_extent *e = incmap->fm_extents + count;
418
419 fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
420
421 if (e->fe_logical >= end_offset)
422 goto done;
423
424 if (e->fe_flags & FIEMAP_EXTENT_LAST)
425 goto done;
426
427 }
428 }
429
430done:
431 req->result = 0;
432
433#else
434 errno = ENOSYS;
435#endif
436}
437
438/*****************************************************************************/
439
440static int close_fd; /* dummy fd to close fds via dup2 */
441
442#if HAVE_STATX
443static struct statx stx;
444#define statx_offsetof(member) offsetof (struct statx, member)
445#define eio__statx statx
446#else
447#define statx_offsetof(member) 0
448#define eio__statx(dir,path,flags,mask,stx) EIO_ENOSYS()
449#endif
279 450
280enum { 451enum {
281 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 452 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
282}; 453};
283 454
284#include "libeio/eio.c"
285
286typedef eio_req *aio_req; 455typedef eio_req *aio_req;
287typedef eio_req *aio_req_ornot; 456typedef eio_req *aio_req_ornot;
457typedef eio_wd aio_wd;
288 458
289static SV *on_next_submit; 459static SV *on_next_submit;
290static int next_pri = EIO_PRI_DEFAULT; 460static int next_pri = EIO_PRI_DEFAULT;
291static int max_outstanding; 461static int max_outstanding;
292 462
293static s_epipe respipe; 463static s_epipe respipe;
294 464
295static void req_destroy (aio_req req); 465static void req_destroy (aio_req req);
296static void req_cancel (aio_req req); 466static void req_cancel (aio_req req);
297 467
298static void want_poll (void) 468static void
469want_poll (void)
299{ 470{
300 /* write a dummy byte to the pipe so fh becomes ready */ 471 /* write a dummy byte to the pipe so fh becomes ready */
301 s_epipe_signal (&respipe); 472 s_epipe_signal (&respipe);
302} 473}
303 474
304static void done_poll (void) 475static void
476done_poll (void)
305{ 477{
306 /* read any signals sent by the worker threads */ 478 /* read any signals sent by the worker threads */
307 s_epipe_drain (&respipe); 479 s_epipe_drain (&respipe);
308} 480}
309 481
310/* must be called at most once */ 482/* must be called at most once */
483ecb_noinline
484static SV *
311static SV *req_sv (aio_req req, HV *stash) 485req_sv (aio_req req, HV *stash)
312{ 486{
313 if (!req->self) 487 if (!req->self)
314 { 488 {
315 req->self = (SV *)newHV (); 489 req->self = (SV *)newHV ();
316 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); 490 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
317 } 491 }
318 492
319 return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); 493 return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
320} 494}
321 495
322static aio_req SvAIO_REQ (SV *sv) 496static SV *
497newSVaio_wd (aio_wd wd)
498{
499 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
500}
501
502ecb_noinline
503static aio_req
504SvAIO_REQ (SV *sv)
323{ 505{
324 MAGIC *mg; 506 MAGIC *mg;
325 507
326 if (!SvROK (sv) 508 if (!SvROK (sv)
509 /* for speed reasons, we do not verify that SvROK actually has a stash ptr */
327 || (SvSTASH (SvRV (sv)) != aio_grp_stash 510 || (SvSTASH (SvRV (sv)) != aio_grp_stash
328 && SvSTASH (SvRV (sv)) != aio_req_stash 511 && SvSTASH (SvRV (sv)) != aio_req_stash
329 && !sv_derived_from (sv, "IO::AIO::REQ"))) 512 && !sv_derived_from (sv, "IO::AIO::REQ")))
330 croak ("object of class IO::AIO::REQ expected"); 513 croak ("object of class IO::AIO::REQ expected");
331 514
332 mg = mg_find (SvRV (sv), PERL_MAGIC_ext); 515 mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
333 516
334 return mg ? (aio_req)mg->mg_ptr : 0; 517 return mg ? (aio_req)mg->mg_ptr : 0;
335} 518}
336 519
520static aio_wd
521SvAIO_WD (SV *sv)
522{
523 if (!SvROK (sv)
524 || SvTYPE (SvRV (sv)) != SVt_PVMG
525 || SvSTASH (SvRV (sv)) != aio_wd_stash)
526 croak ("IO::AIO: expected a working directory object as returned by aio_wd");
527
528 return (aio_wd)(long)SvIVX (SvRV (sv));
529}
530
531static SV *
532newmortalFH (int fd, int flags)
533{
534 if (fd < 0)
535 return &PL_sv_undef;
536
537 GV *gv = (GV *)sv_newmortal ();
538 char sym[64];
539 int symlen;
540
541 symlen = snprintf (sym, sizeof (sym), "fd#%d", fd);
542 gv_init (gv, aio_stash, sym, symlen, 0);
543
544 symlen = snprintf (
545 sym,
546 sizeof (sym),
547 "%s&=%d",
548 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
549 fd
550 );
551
552 return do_open (gv, sym, symlen, 0, 0, 0, 0)
553 ? (SV *)gv : &PL_sv_undef;
554}
555
556static void
337static void aio_grp_feed (aio_req grp) 557aio_grp_feed (aio_req grp)
338{ 558{
339 if (grp->sv2 && SvOK (grp->sv2)) 559 if (grp->sv2 && SvOK (grp->sv2))
340 { 560 {
341 dSP; 561 dSP;
342 562
… …
350 FREETMPS; 570 FREETMPS;
351 LEAVE; 571 LEAVE;
352 } 572 }
353} 573}
354 574
575ecb_noinline
576static void
355static void req_submit (eio_req *req) 577req_submit (eio_req *req)
356{ 578{
357 eio_submit (req); 579 eio_submit (req);
358 580
359 if (expect_false (on_next_submit)) 581 if (expect_false (on_next_submit))
360 { 582 {
… …
367 PUTBACK; 589 PUTBACK;
368 call_sv (cb, G_DISCARD | G_EVAL); 590 call_sv (cb, G_DISCARD | G_EVAL);
369 } 591 }
370} 592}
371 593
594static int
372static int req_invoke (eio_req *req) 595req_invoke (eio_req *req)
373{ 596{
374 if (req->flags & FLAG_SV2_RO_OFF) 597 if (req->flags & FLAG_SV2_RO_OFF)
375 SvREADONLY_off (req->sv2); 598 SvREADONLY_off (req->sv2);
376 599
377 if (!EIO_CANCELLED (req) && req->callback) 600 if (!EIO_CANCELLED (req) && req->callback)
… …
398 SvREADONLY_on (sv_result); 621 SvREADONLY_on (sv_result);
399 } 622 }
400 623
401 switch (req->type) 624 switch (req->type)
402 { 625 {
626 case EIO_WD_OPEN:
627 PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd)));
628 break;
629
403 case EIO_READDIR: 630 case EIO_READDIR:
404 { 631 {
405 SV *rv = &PL_sv_undef; 632 SV *rv = &PL_sv_undef;
406 633
407 if (req->result >= 0) 634 if (req->result >= 0)
… …
460 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); 687 XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2))));
461 } 688 }
462 break; 689 break;
463 690
464 case EIO_OPEN: 691 case EIO_OPEN:
465 { 692 PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR)));
466 /* convert fd to fh */
467 SV *fh = &PL_sv_undef;
468
469 if (req->result >= 0)
470 {
471 GV *gv = (GV *)sv_newmortal ();
472 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR);
473 char sym [64];
474 int symlen;
475
476 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
477 gv_init (gv, aio_stash, sym, symlen, 0);
478
479 symlen = snprintf (
480 sym,
481 sizeof (sym),
482 "%s&=%d",
483 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
484 (int)req->result
485 );
486
487 if (do_open (gv, sym, symlen, 0, 0, 0, 0))
488 fh = (SV *)gv;
489 }
490
491 PUSHs (fh);
492 }
493 break; 693 break;
494 694
495 case EIO_STATVFS: 695 case EIO_STATVFS:
496 case EIO_FSTATVFS: 696 case EIO_FSTATVFS:
497 { 697 {
498 SV *rv = &PL_sv_undef; 698 SV *rv = &PL_sv_undef;
499 699
700#ifndef _WIN32
500 if (req->result >= 0) 701 if (req->result >= 0)
501 { 702 {
502 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 703 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
503 HV *hv = newHV (); 704 HV *hv = newHV ();
705 /* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom
706 * chooses to make it a struct.
707 */
708 unsigned long fsid = 0;
709 memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid));
504 710
505 rv = sv_2mortal (newRV_noinc ((SV *)hv)); 711 rv = sv_2mortal (newRV_noinc ((SV *)hv));
506 712
507 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); 713 hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);
508 hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); 714 hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);
… …
510 hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); 716 hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);
511 hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); 717 hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);
512 hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); 718 hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);
513 hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); 719 hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);
514 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); 720 hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
515 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); 721 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
516 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); 722 hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
517 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); 723 hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
518 } 724 }
725#endif
519 726
520 PUSHs (rv); 727 PUSHs (rv);
521 } 728 }
522 729
523 break; 730 break;
… …
539 case EIO_NOP: 746 case EIO_NOP:
540 case EIO_BUSY: 747 case EIO_BUSY:
541 break; 748 break;
542 749
543 case EIO_READLINK: 750 case EIO_READLINK:
751 case EIO_REALPATH:
544 if (req->result > 0) 752 if (req->result > 0)
545 PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result))); 753 PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));
546 break; 754 break;
547 755
548 case EIO_STAT: 756 case EIO_STAT:
549 case EIO_LSTAT: 757 case EIO_LSTAT:
550 case EIO_FSTAT: 758 case EIO_FSTAT:
551 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; 759 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
760
552 PL_laststatval = req->result; 761 if (!(PL_laststatval = req->result))
762 /* if compilation fails here then perl's Stat_t is not struct _stati64 */
553 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); 763 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
764
554 PUSHs (sv_result); 765 PUSHs (sv_result);
766 break;
767
768 case EIO_SEEK:
769 PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs)));
555 break; 770 break;
556 771
557 case EIO_READ: 772 case EIO_READ:
558 { 773 {
559 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); 774 SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
… …
562 SvSETMAGIC (req->sv2); 777 SvSETMAGIC (req->sv2);
563 PUSHs (sv_result); 778 PUSHs (sv_result);
564 } 779 }
565 break; 780 break;
566 781
782 case EIO_SLURP:
783 {
784 if (req->result >= 0)
785 {
786 /* if length was originally not known, we steal the malloc'ed memory */
787 if (req->flags & EIO_FLAG_PTR2_FREE)
788 {
789 req->flags &= ~EIO_FLAG_PTR2_FREE;
790 sv_set_foreign (req->sv2, &sysfree_vtbl, req->ptr2, req->result);
791 }
792 else
793 {
794 SvCUR_set (req->sv2, req->result);
795 *SvEND (req->sv2) = 0;
796 SvPOK_only (req->sv2);
797 }
798
799 SvSETMAGIC (req->sv2);
800 }
801
802 PUSHs (sv_result);
803 }
804 break;
805
806 case EIO_CUSTOM:
807 if (req->feed == fiemap)
808 {
809#if HAVE_FIEMAP
810 if (!req->result)
811 {
812 struct fiemap *fiemap = (struct fiemap *)req->ptr1;
813
814 if (fiemap->fm_extent_count)
815 {
816 AV *av = newAV ();
817 int i;
818
819 while (fiemap->fm_mapped_extents)
820 {
821 struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents];
822 AV *ext_av = newAV ();
823
824 av_store (ext_av, 3, newSVuv (extent->fe_flags));
825 av_store (ext_av, 2, newSVval64 (extent->fe_length));
826 av_store (ext_av, 1, newSVval64 (extent->fe_physical));
827 av_store (ext_av, 0, newSVval64 (extent->fe_logical));
828
829 av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av));
830 }
831
832 PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
833 }
834 else
835 {
836 SvIV_set (sv_result, fiemap->fm_mapped_extents);
837 PUSHs (sv_result);
838 }
839 }
840#endif
841 }
842 else
843 PUSHs (sv_result);
844 break;
845
846#if 0
847 case EIO_CLOSE:
848 PerlIOUnix_refcnt_dec (req->int1);
849 break;
850#endif
851
567 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ 852 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
568 if (req->result > 0) 853 if (req->result > 0)
569 SvIV_set (sv_result, 0); 854 SvIV_set (sv_result, 0);
570 /* FALLTHROUGH */ 855 /* FALLTHROUGH */
571 856
… …
592 } 877 }
593 878
594 return !!SvTRUE (ERRSV); 879 return !!SvTRUE (ERRSV);
595} 880}
596 881
882static void
597static void req_destroy (aio_req req) 883req_destroy (aio_req req)
598{ 884{
599 if (req->self) 885 if (req->self)
600 { 886 {
601 sv_unmagic (req->self, PERL_MAGIC_ext); 887 sv_unmagic (req->self, PERL_MAGIC_ext);
602 SvREFCNT_dec (req->self); 888 SvREFCNT_dec (req->self);
603 } 889 }
604 890
605 SvREFCNT_dec (req->sv1); 891 SvREFCNT_dec (req->sv1);
606 SvREFCNT_dec (req->sv2); 892 SvREFCNT_dec (req->sv2);
893 SvREFCNT_dec (req->sv3);
894 SvREFCNT_dec (req->sv4);
607 SvREFCNT_dec (req->callback); 895 SvREFCNT_dec (req->callback);
608 896
609 Safefree (req); 897 free (req);
610} 898}
611 899
900static void
612static void req_cancel_subs (aio_req grp) 901req_cancel_subs (aio_req grp)
613{ 902{
614 aio_req sub;
615
616 if (grp->type != EIO_GROUP) 903 if (grp->type != EIO_GROUP)
617 return; 904 return;
618 905
619 SvREFCNT_dec (grp->sv2); 906 SvREFCNT_dec (grp->sv2);
620 grp->sv2 = 0; 907 grp->sv2 = 0;
621 908
622 eio_grp_cancel (grp); 909 eio_grp_cancel (grp);
623} 910}
624 911
912ecb_cold
625static void 913static void
626create_respipe (void) 914create_respipe (void)
627{ 915{
628 if (s_epipe_renew (&respipe)) 916 if (s_epipe_renew (&respipe))
629 croak ("IO::AIO: unable to initialize result pipe"); 917 croak ("IO::AIO: unable to initialize result pipe");
630} 918}
631 919
632static void poll_wait (void) 920static void
921poll_wait (void)
633{ 922{
634 while (eio_nreqs ()) 923 while (eio_nreqs ())
635 { 924 {
636 int size; 925 int size;
637 926
638 X_LOCK (reslock); 927 X_LOCK (EIO_POOL->reslock);
639 size = res_queue.size; 928 size = EIO_POOL->res_queue.size;
640 X_UNLOCK (reslock); 929 X_UNLOCK (EIO_POOL->reslock);
641 930
642 if (size) 931 if (size)
643 return; 932 return;
644 933
645 etp_maybe_start_thread (); 934 etp_maybe_start_thread (EIO_POOL);
646 935
647 s_epipe_wait (&respipe); 936 s_epipe_wait (&respipe);
648 } 937 }
649} 938}
650 939
651static int poll_cb (void) 940static int
941poll_cb (void)
652{ 942{
653 for (;;) 943 for (;;)
654 { 944 {
655 int res = eio_poll (); 945 int res = eio_poll ();
656 946
… …
662 952
663 poll_wait (); 953 poll_wait ();
664 } 954 }
665} 955}
666 956
667static void atfork_child (void) 957ecb_cold
958static void
959reinit (void)
668{ 960{
669 create_respipe (); 961 create_respipe ();
670}
671 962
672/*****************************************************************************/ 963 if (eio_init (want_poll, done_poll) < 0)
673 964 croak ("IO::AIO: unable to initialise eio library");
674#if !_POSIX_MAPPED_FILES
675# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)
676# define munmap(addr,length) (errno = ENOSYS, -1)
677#endif
678
679#if !_POSIX_MEMORY_PROTECTION
680# define mprotect(addr,len,prot) (errno = ENOSYS, -1)
681# define PROT_NONE 0
682# define PROT_WRITE 0
683# define MAP_PRIVATE 0
684# define MAP_SHARED 0
685# define MAP_FIXED 0
686#endif
687
688#define MMAP_MAGIC PERL_MAGIC_ext
689
690static int
691mmap_free (pTHX_ SV *sv, MAGIC *mg)
692{
693 int old_errno = errno;
694 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
695 errno = old_errno;
696
697 mg->mg_obj = 0; /* just in case */
698
699 SvREADONLY_off (sv);
700
701 if (SvPVX (sv) != mg->mg_ptr)
702 croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected");
703
704 SvCUR_set (sv, 0);
705 SvPVX (sv) = 0;
706 SvOK_off (sv);
707
708 return 0;
709} 965}
710
711static MGVTBL mmap_vtbl = {
712 0, 0, 0, 0, mmap_free
713};
714 966
715/*****************************************************************************/ 967/*****************************************************************************/
716 968
717static SV * 969static SV *
718get_cb (SV *cb_sv) 970get_cb (SV *cb_sv)
719{ 971{
720 SvGETMAGIC (cb_sv); 972 SvGETMAGIC (cb_sv);
721 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 973 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
722} 974}
723 975
976ecb_noinline
977static aio_req ecb_noinline
978dreq (SV *callback)
979{
980 SV *cb_cv;
981 aio_req req;
982 int req_pri = next_pri;
983 next_pri = EIO_PRI_DEFAULT;
984
985 cb_cv = get_cb (callback);
986
987 req = calloc (sizeof (*req), 1);
988 if (!req)
989 croak ("out of memory during eio_req allocation");
990
991 req->callback = SvREFCNT_inc (cb_cv);
992 req->pri = req_pri;
993
994 return req;
995}
996
724#define dREQ \ 997#define dREQ \
725 SV *cb_cv; \ 998 aio_req req = dreq (callback); \
726 aio_req req; \
727 int req_pri = next_pri; \
728 next_pri = EIO_PRI_DEFAULT; \
729 \
730 cb_cv = get_cb (callback); \
731 \
732 Newz (0, req, 1, eio_req); \
733 if (!req) \
734 croak ("out of memory during eio_req allocation"); \
735 \
736 req->callback = SvREFCNT_inc (cb_cv); \
737 req->pri = req_pri
738 999
739#define REQ_SEND \ 1000#define REQ_SEND \
740 PUTBACK; \ 1001 PUTBACK; \
741 req_submit (req); \ 1002 req_submit (req); \
742 SPAGAIN; \ 1003 SPAGAIN; \
743 \ 1004 \
744 if (GIMME_V != G_VOID) \ 1005 if (GIMME_V != G_VOID) \
745 XPUSHs (req_sv (req, aio_req_stash)); 1006 XPUSHs (req_sv (req, aio_req_stash));
746 1007
1008/* *wdsv, *pathsv, *wd and *ptr must be 0-initialized */
1009ecb_inline
1010void
1011req_set_path (SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
1012{
1013 if (expect_false (SvROK (path)))
1014 {
1015 SV *rv = SvRV (path);
1016 SV *wdob;
1017
1018 if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1)
1019 {
1020 path = AvARRAY (rv)[1];
1021 wdob = AvARRAY (rv)[0];
1022
1023 if (SvOK (wdob))
1024 {
1025 *wd = SvAIO_WD (wdob);
1026 *wdsv = SvREFCNT_inc_NN (SvRV (wdob));
1027 }
1028 else
1029 *wd = EIO_INVALID_WD;
1030 }
1031 else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash)
1032 {
1033 *wd = (aio_wd)(long)SvIVX (rv);
1034 *wdsv = SvREFCNT_inc_NN (rv);
1035 *ptr = ".";
1036 return; /* path set to "." */
1037 }
1038 else
1039 croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair");
1040 }
1041
1042 *pathsv = newSVsv (path);
1043 *ptr = SvPVbyte_nolen (*pathsv);
1044}
1045
1046ecb_noinline
1047static void
1048req_set_path1 (aio_req req, SV *path)
1049{
1050 req_set_path (path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
1051}
1052
1053ecb_noinline
1054static void
1055req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
1056{
1057 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
1058
1059 switch (SvTYPE (rv))
1060 {
1061 case SVt_PVIO:
1062 case SVt_PVLV:
1063 case SVt_PVGV:
1064 req->type = type_fh;
1065 req->sv1 = newSVsv (fh_or_path);
1066 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1067 break;
1068
1069 default:
1070 req->type = type_path;
1071 req_set_path1 (req, fh_or_path);
1072 break;
1073 }
1074}
1075
1076/*****************************************************************************/
1077
1078static void
1079ts_set (struct timespec *ts, NV value)
1080{
1081 ts->tv_sec = value;
1082 ts->tv_nsec = (value - ts->tv_sec) * 1e9;
1083}
1084
1085static NV
1086ts_get (const struct timespec *ts)
1087{
1088 return ts->tv_sec + ts->tv_nsec * 1e-9;
1089}
1090
1091/*****************************************************************************/
1092
1093XS(boot_IO__AIO) ecb_cold;
1094
747MODULE = IO::AIO PACKAGE = IO::AIO 1095MODULE = IO::AIO PACKAGE = IO::AIO
748 1096
749PROTOTYPES: ENABLE 1097PROTOTYPES: ENABLE
750 1098
751BOOT: 1099BOOT:
… …
755 IV iv; 1103 IV iv;
756 } *civ, const_iv[] = { 1104 } *civ, const_iv[] = {
757# define const_niv(name, value) { # name, (IV) value }, 1105# define const_niv(name, value) { # name, (IV) value },
758# define const_iv(name) { # name, (IV) name }, 1106# define const_iv(name) { # name, (IV) name },
759# define const_eio(name) { # name, (IV) EIO_ ## name }, 1107# define const_eio(name) { # name, (IV) EIO_ ## name },
1108
1109 /* you have to re-run ./gendef0 after adding/removing any constants here */
1110 /* the first block can be undef if missing */
1111 const_iv (ENOSYS)
760 const_iv (EXDEV) 1112 const_iv (EXDEV)
761 const_iv (ENOSYS) 1113 const_iv (EBADR)
1114
1115 /* for lseek */
1116 const_iv (SEEK_DATA)
1117 const_iv (SEEK_HOLE)
1118
1119 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
1120 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
1121 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
1122 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
1123 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
1124 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
1125
1126 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
1127 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
1128 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
1129 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
1130 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
1131
1132 /* the second block will be 0 when missing */
1133 const_iv (O_ACCMODE)
1134
762 const_iv (O_RDONLY) 1135 const_iv (O_RDONLY)
763 const_iv (O_WRONLY) 1136 const_iv (O_WRONLY)
764 const_iv (O_RDWR) 1137 const_iv (O_RDWR)
765 const_iv (O_CREAT) 1138 const_iv (O_CREAT)
766 const_iv (O_TRUNC) 1139 const_iv (O_TRUNC)
767 const_iv (O_EXCL) 1140 const_iv (O_EXCL)
768 const_iv (O_APPEND) 1141 const_iv (O_APPEND)
1142
1143 const_iv (O_ASYNC)
1144 const_iv (O_DIRECT)
1145 const_iv (O_NOATIME)
1146
1147 const_iv (O_CLOEXEC)
1148 const_iv (O_NOCTTY)
1149 const_iv (O_NOFOLLOW)
1150 const_iv (O_NONBLOCK)
1151 const_iv (O_EXEC)
1152 const_iv (O_SEARCH)
1153 const_iv (O_DIRECTORY)
1154 const_iv (O_DSYNC)
1155 const_iv (O_RSYNC)
1156 const_iv (O_SYNC)
1157 const_iv (O_PATH)
1158 const_iv (O_TMPFILE)
1159 const_iv (O_TTY_INIT)
769 1160
770 const_iv (S_IFIFO) 1161 const_iv (S_IFIFO)
771 const_iv (S_IFCHR) 1162 const_iv (S_IFCHR)
772 const_iv (S_IFBLK) 1163 const_iv (S_IFBLK)
773 const_iv (S_IFLNK) 1164 const_iv (S_IFLNK)
774 const_iv (S_IFREG) 1165 const_iv (S_IFREG)
775 const_iv (S_IFDIR) 1166 const_iv (S_IFDIR)
776 const_iv (S_IFWHT) 1167 const_iv (S_IFWHT)
777 const_iv (S_IFSOCK) 1168 const_iv (S_IFSOCK)
778 const_iv (S_IFMT) 1169 const_iv (S_IFMT)
779
780 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
781 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
782 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
783 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
784 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
785 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
786
787 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
788 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
789 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
790 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
791 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
792 1170
793 const_iv (ST_RDONLY) 1171 const_iv (ST_RDONLY)
794 const_iv (ST_NOSUID) 1172 const_iv (ST_NOSUID)
795 const_iv (ST_NODEV) 1173 const_iv (ST_NODEV)
796 const_iv (ST_NOEXEC) 1174 const_iv (ST_NOEXEC)
… …
806 const_iv (PROT_NONE) 1184 const_iv (PROT_NONE)
807 const_iv (PROT_EXEC) 1185 const_iv (PROT_EXEC)
808 const_iv (PROT_READ) 1186 const_iv (PROT_READ)
809 const_iv (PROT_WRITE) 1187 const_iv (PROT_WRITE)
810 1188
811 /*const_iv (MAP_FIXED)*/
812 const_iv (MAP_PRIVATE) 1189 const_iv (MAP_PRIVATE)
813 const_iv (MAP_SHARED) 1190 const_iv (MAP_SHARED)
1191 const_iv (MAP_FIXED)
814 const_iv (MAP_ANONYMOUS) 1192 const_iv (MAP_ANONYMOUS)
815 1193
816 /* linuxish */ 1194 /* linuxish */
817 const_iv (MAP_HUGETLB)
818 const_iv (MAP_LOCKED) 1195 const_iv (MAP_LOCKED)
819 const_iv (MAP_NORESERVE) 1196 const_iv (MAP_NORESERVE)
820 const_iv (MAP_POPULATE) 1197 const_iv (MAP_POPULATE)
821 const_iv (MAP_NONBLOCK) 1198 const_iv (MAP_NONBLOCK)
1199 const_iv (MAP_GROWSDOWN)
1200 const_iv (MAP_32BIT)
1201 const_iv (MAP_HUGETLB)
1202 const_iv (MAP_STACK)
1203
1204 const_iv (MREMAP_MAYMOVE)
1205 const_iv (MREMAP_FIXED)
1206
1207 const_iv (MSG_CMSG_CLOEXEC)
1208 const_iv (SOCK_CLOEXEC)
1209
1210 const_iv (F_DUPFD_CLOEXEC)
1211
1212 const_iv (F_ADD_SEALS)
1213 const_iv (F_GET_SEALS)
1214 const_iv (F_SEAL_SEAL)
1215 const_iv (F_SEAL_SHRINK)
1216 const_iv (F_SEAL_GROW)
1217 const_iv (F_SEAL_WRITE)
1218
1219 const_iv (F_OFD_GETLK)
1220 const_iv (F_OFD_SETLK)
1221 const_iv (F_OFD_GETLKW)
1222
1223 const_iv (FIFREEZE)
1224 const_iv (FITHAW)
1225 const_iv (FITRIM)
1226 const_iv (FICLONE)
1227 const_iv (FICLONERANGE)
1228 const_iv (FIDEDUPERANGE)
1229
1230 const_iv (FS_IOC_GETFLAGS)
1231 const_iv (FS_IOC_SETFLAGS)
1232 const_iv (FS_IOC_GETVERSION)
1233 const_iv (FS_IOC_SETVERSION)
1234 const_iv (FS_IOC_FIEMAP)
1235 const_iv (FS_IOC_FSGETXATTR)
1236 const_iv (FS_IOC_FSSETXATTR)
1237 const_iv (FS_IOC_SET_ENCRYPTION_POLICY)
1238 const_iv (FS_IOC_GET_ENCRYPTION_PWSALT)
1239 const_iv (FS_IOC_GET_ENCRYPTION_POLICY)
1240
1241 const_iv (FS_KEY_DESCRIPTOR_SIZE)
1242
1243 const_iv (FS_SECRM_FL)
1244 const_iv (FS_UNRM_FL)
1245 const_iv (FS_COMPR_FL)
1246 const_iv (FS_SYNC_FL)
1247 const_iv (FS_IMMUTABLE_FL)
1248 const_iv (FS_APPEND_FL)
1249 const_iv (FS_NODUMP_FL)
1250 const_iv (FS_NOATIME_FL)
1251 const_iv (FS_DIRTY_FL)
1252 const_iv (FS_COMPRBLK_FL)
1253 const_iv (FS_NOCOMP_FL)
1254 const_iv (FS_ENCRYPT_FL)
1255 const_iv (FS_BTREE_FL)
1256 const_iv (FS_INDEX_FL)
1257 const_iv (FS_JOURNAL_DATA_FL)
1258 const_iv (FS_NOTAIL_FL)
1259 const_iv (FS_DIRSYNC_FL)
1260 const_iv (FS_TOPDIR_FL)
1261 const_iv (FS_FL_USER_MODIFIABLE)
1262
1263 const_iv (FS_XFLAG_REALTIME)
1264 const_iv (FS_XFLAG_PREALLOC)
1265 const_iv (FS_XFLAG_IMMUTABLE)
1266 const_iv (FS_XFLAG_APPEND)
1267 const_iv (FS_XFLAG_SYNC)
1268 const_iv (FS_XFLAG_NOATIME)
1269 const_iv (FS_XFLAG_NODUMP)
1270 const_iv (FS_XFLAG_RTINHERIT)
1271 const_iv (FS_XFLAG_PROJINHERIT)
1272 const_iv (FS_XFLAG_NOSYMLINKS)
1273 const_iv (FS_XFLAG_EXTSIZE)
1274 const_iv (FS_XFLAG_EXTSZINHERIT)
1275 const_iv (FS_XFLAG_NODEFRAG)
1276 const_iv (FS_XFLAG_FILESTREAM)
1277 const_iv (FS_XFLAG_DAX)
1278 const_iv (FS_XFLAG_HASATTR)
1279
1280 const_iv (FIEMAP_FLAG_SYNC)
1281 const_iv (FIEMAP_FLAG_XATTR)
1282 const_iv (FIEMAP_FLAGS_COMPAT)
1283 const_iv (FIEMAP_EXTENT_LAST)
1284 const_iv (FIEMAP_EXTENT_UNKNOWN)
1285 const_iv (FIEMAP_EXTENT_DELALLOC)
1286 const_iv (FIEMAP_EXTENT_ENCODED)
1287 const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED)
1288 const_iv (FIEMAP_EXTENT_NOT_ALIGNED)
1289 const_iv (FIEMAP_EXTENT_DATA_INLINE)
1290 const_iv (FIEMAP_EXTENT_DATA_TAIL)
1291 const_iv (FIEMAP_EXTENT_UNWRITTEN)
1292 const_iv (FIEMAP_EXTENT_MERGED)
1293 const_iv (FIEMAP_EXTENT_SHARED)
1294
1295 const_iv (SPLICE_F_MOVE)
1296 const_iv (SPLICE_F_NONBLOCK)
1297 const_iv (SPLICE_F_MORE)
1298 const_iv (SPLICE_F_GIFT)
1299
1300 const_iv (EFD_CLOEXEC)
1301 const_iv (EFD_NONBLOCK)
1302 const_iv (EFD_SEMAPHORE)
1303
1304 const_iv (MFD_CLOEXEC)
1305 const_iv (MFD_ALLOW_SEALING)
1306 const_iv (MFD_HUGETLB)
1307
1308 const_iv (CLOCK_REALTIME)
1309 const_iv (CLOCK_MONOTONIC)
1310 const_iv (CLOCK_BOOTTIME)
1311 const_iv (CLOCK_REALTIME_ALARM)
1312 const_iv (CLOCK_BOOTTIME_ALARM)
1313
1314 const_iv (TFD_NONBLOCK)
1315 const_iv (TFD_CLOEXEC)
1316
1317 const_iv (TFD_TIMER_ABSTIME)
1318 const_iv (TFD_TIMER_CANCEL_ON_SET)
1319
1320 const_iv (STATX_TYPE)
1321 const_iv (STATX_MODE)
1322 const_iv (STATX_NLINK)
1323 const_iv (STATX_UID)
1324 const_iv (STATX_GID)
1325 const_iv (STATX_ATIME)
1326 const_iv (STATX_MTIME)
1327 const_iv (STATX_CTIME)
1328 const_iv (STATX_INO)
1329 const_iv (STATX_SIZE)
1330 const_iv (STATX_BLOCKS)
1331 const_iv (STATX_BASIC_STATS)
1332 const_iv (STATX_ALL)
1333 const_iv (STATX_BTIME)
1334 const_iv (STATX_ATTR_COMPRESSED)
1335 const_iv (STATX_ATTR_IMMUTABLE)
1336 const_iv (STATX_ATTR_APPEND)
1337 const_iv (STATX_ATTR_NODUMP)
1338 const_iv (STATX_ATTR_ENCRYPTED)
1339 const_iv (STATX_ATTR_AUTOMOUNT)
1340
1341 const_iv (AT_FDCWD)
1342 const_iv (AT_SYMLINK_NOFOLLOW)
1343 const_iv (AT_EACCESS)
1344 const_iv (AT_REMOVEDIR)
1345 const_iv (AT_SYMLINK_FOLLOW)
1346 const_iv (AT_NO_AUTOMOUNT)
1347 const_iv (AT_EMPTY_PATH)
1348 const_iv (AT_STATX_SYNC_TYPE)
1349 const_iv (AT_STATX_AS_STAT)
1350 const_iv (AT_STATX_FORCE_SYNC)
1351 const_iv (AT_STATX_DONT_SYNC)
1352 const_iv (AT_RECURSIVE)
1353
1354 const_iv (OPEN_TREE_CLONE)
1355
1356 const_iv (FSOPEN_CLOEXEC)
1357
1358 const_iv (FSPICK_CLOEXEC)
1359 const_iv (FSPICK_SYMLINK_NOFOLLOW)
1360 const_iv (FSPICK_NO_AUTOMOUNT)
1361 const_iv (FSPICK_EMPTY_PATH)
1362
1363 const_iv (MOVE_MOUNT_F_SYMLINKS)
1364 const_iv (MOVE_MOUNT_F_AUTOMOUNTS)
1365 const_iv (MOVE_MOUNT_F_EMPTY_PATH)
1366 const_iv (MOVE_MOUNT_T_SYMLINKS)
1367 const_iv (MOVE_MOUNT_T_AUTOMOUNTS)
1368 const_iv (MOVE_MOUNT_T_EMPTY_PATH)
1369
1370 /* waitid */
1371 const_iv (P_PID)
1372 const_iv (P_PIDFD)
1373 const_iv (P_PGID)
1374 const_iv (P_ALL)
1375
1376 const_iv (FSCONFIG_SET_FLAG)
1377 const_iv (FSCONFIG_SET_STRING)
1378 const_iv (FSCONFIG_SET_BINARY)
1379 const_iv (FSCONFIG_SET_PATH)
1380 const_iv (FSCONFIG_SET_PATH_EMPTY)
1381 const_iv (FSCONFIG_SET_FD)
1382 const_iv (FSCONFIG_CMD_CREATE)
1383 const_iv (FSCONFIG_CMD_RECONFIGURE)
1384
1385 const_iv (MOUNT_ATTR_RDONLY)
1386 const_iv (MOUNT_ATTR_NOSUID)
1387 const_iv (MOUNT_ATTR_NODEV)
1388 const_iv (MOUNT_ATTR_NOEXEC)
1389 const_iv (MOUNT_ATTR__ATIME)
1390 const_iv (MOUNT_ATTR_RELATIME)
1391 const_iv (MOUNT_ATTR_NOATIME)
1392 const_iv (MOUNT_ATTR_STRICTATIME)
1393 const_iv (MOUNT_ATTR_NODIRATIME)
1394
1395 /* these are libeio constants, and are independent of gendef0 */
1396 const_eio (SEEK_SET)
1397 const_eio (SEEK_CUR)
1398 const_eio (SEEK_END)
822 1399
823 const_eio (MCL_FUTURE) 1400 const_eio (MCL_FUTURE)
824 const_eio (MCL_CURRENT) 1401 const_eio (MCL_CURRENT)
1402 const_eio (MCL_ONFAULT)
825 1403
826 const_eio (MS_ASYNC) 1404 const_eio (MS_ASYNC)
827 const_eio (MS_INVALIDATE) 1405 const_eio (MS_INVALIDATE)
828 const_eio (MS_SYNC) 1406 const_eio (MS_SYNC)
829 1407
830 const_eio (MT_MODIFY) 1408 const_eio (MT_MODIFY)
831 1409
832 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 1410 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
833 const_eio (SYNC_FILE_RANGE_WRITE) 1411 const_eio (SYNC_FILE_RANGE_WRITE)
834 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 1412 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
1413
1414 const_eio (FALLOC_FL_KEEP_SIZE)
1415 const_eio (FALLOC_FL_PUNCH_HOLE)
1416 const_eio (FALLOC_FL_COLLAPSE_RANGE)
1417 const_eio (FALLOC_FL_ZERO_RANGE)
1418 const_eio (FALLOC_FL_INSERT_RANGE)
1419 const_eio (FALLOC_FL_UNSHARE_RANGE)
1420
1421 const_eio (RENAME_NOREPLACE)
1422 const_eio (RENAME_EXCHANGE)
1423 const_eio (RENAME_WHITEOUT)
835 1424
836 const_eio (READDIR_DENTS) 1425 const_eio (READDIR_DENTS)
837 const_eio (READDIR_DIRS_FIRST) 1426 const_eio (READDIR_DIRS_FIRST)
838 const_eio (READDIR_STAT_ORDER) 1427 const_eio (READDIR_STAT_ORDER)
839 const_eio (READDIR_FOUND_UNKNOWN) 1428 const_eio (READDIR_FOUND_UNKNOWN)
… …
850 }; 1439 };
851 1440
852 aio_stash = gv_stashpv ("IO::AIO" , 1); 1441 aio_stash = gv_stashpv ("IO::AIO" , 1);
853 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); 1442 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
854 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); 1443 aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
1444 aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1);
855 1445
856 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1446 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
857 newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); 1447 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
858 1448
859 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1449 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
860 1450
861 create_respipe (); 1451 /* allocate dummy pipe fd for aio_close */
1452 {
1453 int pipefd [2];
862 1454
863 if (eio_init (want_poll, done_poll) < 0) 1455 if (
864 croak ("IO::AIO: unable to initialise eio library"); 1456#ifdef _WIN32
1457 _pipe (pipefd, 1, _O_BINARY) < 0
1458#else
1459 pipe (pipefd) < 0
1460 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1461#endif
1462 || close (pipefd [1]) < 0
1463 )
1464 croak ("IO::AIO: unable to create dummy pipe for aio_close");
865 1465
866 /* atfork child called in fifo order, so before eio's handler */ 1466 close_fd = pipefd [0];
867 X_THREAD_ATFORK (0, 0, atfork_child); 1467 }
868}
869 1468
1469 reinit ();
1470}
1471
870void 1472void
1473reinit ()
1474 PROTOTYPE:
1475
1476void
871max_poll_reqs (int nreqs) 1477max_poll_reqs (unsigned int nreqs)
872 PROTOTYPE: $ 1478 PROTOTYPE: $
873 CODE: 1479 CODE:
874 eio_set_max_poll_reqs (nreqs); 1480 eio_set_max_poll_reqs (nreqs);
875 1481
876void 1482void
… …
878 PROTOTYPE: $ 1484 PROTOTYPE: $
879 CODE: 1485 CODE:
880 eio_set_max_poll_time (nseconds); 1486 eio_set_max_poll_time (nseconds);
881 1487
882void 1488void
883min_parallel (int nthreads) 1489min_parallel (unsigned int nthreads)
884 PROTOTYPE: $ 1490 PROTOTYPE: $
885 CODE: 1491 CODE:
886 eio_set_min_parallel (nthreads); 1492 eio_set_min_parallel (nthreads);
887 1493
888void 1494void
889max_parallel (int nthreads) 1495max_parallel (unsigned int nthreads)
890 PROTOTYPE: $ 1496 PROTOTYPE: $
891 CODE: 1497 CODE:
892 eio_set_max_parallel (nthreads); 1498 eio_set_max_parallel (nthreads);
893 1499
894void 1500void
895max_idle (int nthreads) 1501max_idle (unsigned int nthreads)
896 PROTOTYPE: $ 1502 PROTOTYPE: $
897 CODE: 1503 CODE:
898 eio_set_max_idle (nthreads); 1504 eio_set_max_idle (nthreads);
899 1505
900void 1506void
1507idle_timeout (unsigned int seconds)
1508 PROTOTYPE: $
1509 CODE:
1510 eio_set_idle_timeout (seconds);
1511
1512void
901max_outstanding (int maxreqs) 1513max_outstanding (unsigned int maxreqs)
902 PROTOTYPE: $ 1514 PROTOTYPE: $
903 CODE: 1515 CODE:
904 max_outstanding = maxreqs; 1516 max_outstanding = maxreqs;
905 1517
906void 1518void
907aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1519aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef)
908 PPCODE: 1520 PPCODE:
909{ 1521{
910 dREQ; 1522 dREQ;
911 1523
1524 req->type = EIO_WD_OPEN;
1525 req_set_path1 (req, pathname);
1526
1527 REQ_SEND;
1528}
1529
1530void
1531aio_open (SV8 *pathname, int flags, int mode, SV *callback = &PL_sv_undef)
1532 PPCODE:
1533{
1534 dREQ;
1535
912 req->type = EIO_OPEN; 1536 req->type = EIO_OPEN;
913 req->sv1 = newSVsv (pathname); 1537 req_set_path1 (req, pathname);
914 req->ptr1 = SvPVbyte_nolen (req->sv1);
915 req->int1 = flags; 1538 req->int1 = flags;
916 req->int2 = mode; 1539 req->int2 = mode;
917 1540
918 REQ_SEND; 1541 REQ_SEND;
919} 1542}
920 1543
921void 1544void
922aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1545aio_fsync (SV *fh, SV *callback = &PL_sv_undef)
923 ALIAS: 1546 ALIAS:
924 aio_fsync = EIO_FSYNC 1547 aio_fsync = EIO_FSYNC
925 aio_fdatasync = EIO_FDATASYNC 1548 aio_fdatasync = EIO_FDATASYNC
1549 aio_syncfs = EIO_SYNCFS
926 PPCODE: 1550 PPCODE:
927{ 1551{
928 int fd = s_fileno_croak (fh, 0); 1552 int fd = s_fileno_croak (fh, 0);
929 dREQ; 1553 dREQ;
930 1554
931 req->type = ix; 1555 req->type = ix;
932 req->sv1 = newSVsv (fh); 1556 req->sv1 = newSVsv (fh);
933 req->int1 = fd; 1557 req->int1 = fd;
934 1558
935 REQ_SEND (req); 1559 REQ_SEND;
936} 1560}
937 1561
938void 1562void
939aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) 1563aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback = &PL_sv_undef)
940 PPCODE: 1564 PPCODE:
941{ 1565{
942 int fd = s_fileno_croak (fh, 0); 1566 int fd = s_fileno_croak (fh, 0);
943 dREQ; 1567 dREQ;
944 1568
945 req->type = EIO_SYNC_FILE_RANGE; 1569 req->type = EIO_SYNC_FILE_RANGE;
946 req->sv1 = newSVsv (fh); 1570 req->sv1 = newSVsv (fh);
947 req->int1 = fd; 1571 req->int1 = fd;
948 req->offs = offset; 1572 req->offs = offset;
949 req->size = nbytes; 1573 req->size = nbytes;
950 req->int2 = flags; 1574 req->int2 = flags;
951 1575
952 REQ_SEND (req); 1576 REQ_SEND;
953} 1577}
954 1578
955void 1579void
956aio_close (SV *fh, SV *callback=&PL_sv_undef) 1580aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef)
957 PPCODE: 1581 PPCODE:
958{ 1582{
959 static int close_pipe = -1; /* dummy fd to close fds via dup2 */
960 int fd = s_fileno_croak (fh, 0); 1583 int fd = s_fileno_croak (fh, 0);
961 dREQ; 1584 dREQ;
962 1585
963 if (close_pipe < 0) 1586 req->type = EIO_FALLOCATE;
1587 req->sv1 = newSVsv (fh);
1588 req->int1 = fd;
1589 req->int2 = mode;
1590 req->offs = offset;
1591 req->size = len;
1592
1593 REQ_SEND;
1594}
1595
1596void
1597aio_close (SV *fh, SV *callback = &PL_sv_undef)
1598 PPCODE:
1599{
1600 int fd = s_fileno_croak (fh, 0);
1601 dREQ;
1602#if 0
1603 /* partially duplicate logic in s_fileno */
1604 SvGETMAGIC (fh);
1605
1606 if (SvROK (fh))
1607 {
1608 fh = SvRV (fh);
1609 SvGETMAGIC (fh);
1610 }
1611
1612 if (SvTYPE (fh) == SVt_PVGV)
964 { 1613 {
965 int pipefd [2]; 1614 /* perl filehandle */
1615 PerlIOUnix_refcnt_inc (fd);
1616 do_close ((GV *)fh, 1);
966 1617
967 if (pipe (pipefd) < 0 1618 req->type = EIO_CLOSE;
968 || close (pipefd [1]) < 0 1619 req->int1 = fd;
969 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0) 1620 /*req->sv2 = newSVsv (fh);*/ /* since we stole the fd, no need to keep the fh */
970 abort (); /*D*/
971
972 close_pipe = pipefd [0];
973 } 1621 }
974 1622 else
1623#endif
1624 {
1625 /* fd number */
975 req->type = EIO_DUP2; 1626 req->type = EIO_DUP2;
976 req->int1 = close_pipe; 1627 req->int1 = close_fd;
1628 req->sv2 = newSVsv (fh);
1629 req->int2 = fd;
1630 }
1631
1632 REQ_SEND;
1633}
1634
1635void
1636aio_seek (SV *fh, SV *offset, int whence, SV *callback = &PL_sv_undef)
1637 PPCODE:
1638{
1639 int fd = s_fileno_croak (fh, 0);
1640 dREQ;
1641
1642 req->type = EIO_SEEK;
977 req->sv2 = newSVsv (fh); 1643 req->sv1 = newSVsv (fh);
978 req->int2 = fd; 1644 req->int1 = fd;
1645 req->offs = SvVAL64 (offset);
1646 req->int2 = whence;
979 1647
980 REQ_SEND (req); 1648 REQ_SEND;
981} 1649}
982 1650
983void 1651void
984aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) 1652aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback = &PL_sv_undef)
985 ALIAS: 1653 ALIAS:
986 aio_read = EIO_READ 1654 aio_read = EIO_READ
987 aio_write = EIO_WRITE 1655 aio_write = EIO_WRITE
988 PPCODE: 1656 PPCODE:
989{ 1657{
… …
1005 len = svlen - dataoffset; 1673 len = svlen - dataoffset;
1006 } 1674 }
1007 else 1675 else
1008 { 1676 {
1009 /* read: check type and grow scalar as necessary */ 1677 /* read: check type and grow scalar as necessary */
1010 SvUPGRADE (data, SVt_PV); 1678 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1011 svptr = SvGROW (data, len + dataoffset + 1); 1679 svptr = sv_grow (data, len + dataoffset + 1);
1680 else if (SvCUR (data) < len + dataoffset)
1681 croak ("length + dataoffset outside of scalar, and cannot grow");
1012 } 1682 }
1013 1683
1014 { 1684 {
1015 dREQ; 1685 dREQ;
1016 1686
… …
1032 REQ_SEND; 1702 REQ_SEND;
1033 } 1703 }
1034} 1704}
1035 1705
1036void 1706void
1037aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) 1707aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef)
1708 ALIAS:
1709 aio_ioctl = EIO_IOCTL
1710 aio_fcntl = EIO_FCNTL
1038 PPCODE: 1711 PPCODE:
1039{ 1712{
1040 SV *data; 1713 int fd = s_fileno_croak (fh, 0);
1714 char *svptr;
1715
1716 if (SvPOK (arg) || !SvNIOK (arg))
1717 {
1718 STRLEN svlen;
1719 /* perl uses IOCPARM_LEN for fcntl, so we do, too */
1720#ifdef IOCPARM_LEN
1721 STRLEN need = IOCPARM_LEN (request);
1722#else
1723 STRLEN need = 256;
1724#endif
1725
1726 if (svlen < need)
1727 svptr = SvGROW (arg, need);
1728 }
1729 else
1730 svptr = (char *)SvIV (arg);
1731
1732 {
1733 dREQ;
1734
1735 req->type = ix;
1736 req->sv1 = newSVsv (fh);
1737 req->int1 = fd;
1738 req->int2 = (long)request;
1739 req->sv2 = SvREFCNT_inc (arg);
1740 req->ptr2 = svptr;
1741
1742 REQ_SEND;
1743 }
1744}
1745
1746void
1747aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1748 ALIAS:
1749 aio_readlink = EIO_READLINK
1750 aio_realpath = EIO_REALPATH
1751 PPCODE:
1752{
1041 dREQ; 1753 dREQ;
1042 1754
1043 req->type = EIO_READLINK; 1755 req->type = ix;
1044 req->sv1 = newSVsv (path); 1756 req_set_path1 (req, pathname);
1045 req->ptr1 = SvPVbyte_nolen (req->sv1);
1046 1757
1047 REQ_SEND; 1758 REQ_SEND;
1048} 1759}
1049 1760
1050void 1761void
1051aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) 1762aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef)
1052 PPCODE: 1763 PPCODE:
1053{ 1764{
1054 int ifd = s_fileno_croak (in_fh , 0); 1765 int ifd = s_fileno_croak (in_fh , 0);
1055 int ofd = s_fileno_croak (out_fh, 1); 1766 int ofd = s_fileno_croak (out_fh, 1);
1056 dREQ; 1767 dREQ;
1057 1768
1058 req->type = EIO_SENDFILE; 1769 req->type = EIO_SENDFILE;
1059 req->sv1 = newSVsv (out_fh); 1770 req->sv1 = newSVsv (out_fh);
1060 req->int1 = ofd; 1771 req->int1 = ofd;
… …
1065 1776
1066 REQ_SEND; 1777 REQ_SEND;
1067} 1778}
1068 1779
1069void 1780void
1070aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) 1781aio_readahead (SV *fh, off_t offset, size_t length, SV *callback = &PL_sv_undef)
1071 PPCODE: 1782 PPCODE:
1072{ 1783{
1073 int fd = s_fileno_croak (fh, 0); 1784 int fd = s_fileno_croak (fh, 0);
1074 dREQ; 1785 dREQ;
1075 1786
1076 req->type = EIO_READAHEAD; 1787 req->type = EIO_READAHEAD;
1077 req->sv1 = newSVsv (fh); 1788 req->sv1 = newSVsv (fh);
1078 req->int1 = fd; 1789 req->int1 = fd;
… …
1081 1792
1082 REQ_SEND; 1793 REQ_SEND;
1083} 1794}
1084 1795
1085void 1796void
1086aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 1797aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef)
1087 ALIAS: 1798 ALIAS:
1088 aio_stat = EIO_STAT 1799 aio_stat = EIO_STAT
1089 aio_lstat = EIO_LSTAT 1800 aio_lstat = EIO_LSTAT
1090 aio_statvfs = EIO_STATVFS 1801 aio_statvfs = EIO_STATVFS
1091 PPCODE: 1802 PPCODE:
1092{ 1803{
1093 dREQ; 1804 dREQ;
1094 1805
1095 req->sv1 = newSVsv (fh_or_path); 1806 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1096
1097 if (SvPOK (req->sv1))
1098 {
1099 req->type = ix;
1100 req->ptr1 = SvPVbyte_nolen (req->sv1);
1101 }
1102 else
1103 {
1104 req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
1105 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1106 }
1107 1807
1108 REQ_SEND; 1808 REQ_SEND;
1109} 1809}
1810
1811void
1812st_xtime ()
1813 ALIAS:
1814 st_atime = 0x01
1815 st_mtime = 0x02
1816 st_ctime = 0x04
1817 st_btime = 0x08
1818 st_xtime = 0x0f
1819 PPCODE:
1820 EXTEND (SP, 4);
1821 if (ix & 0x01) PUSHs (newSVnv (PL_statcache.st_atime + 1e-9 * ATIMENSEC));
1822 if (ix & 0x02) PUSHs (newSVnv (PL_statcache.st_mtime + 1e-9 * MTIMENSEC));
1823 if (ix & 0x04) PUSHs (newSVnv (PL_statcache.st_ctime + 1e-9 * CTIMENSEC));
1824 if (ix & 0x08) PUSHs (newSVnv (BTIMESEC + 1e-9 * BTIMENSEC));
1825
1826void
1827st_xtimensec ()
1828 ALIAS:
1829 st_atimensec = 0x01
1830 st_mtimensec = 0x02
1831 st_ctimensec = 0x04
1832 st_btimensec = 0x08
1833 st_xtimensec = 0x0f
1834 st_btimesec = 0x10
1835 st_gen = 0x20
1836 PPCODE:
1837 EXTEND (SP, 4);
1838 if (ix & 0x01) PUSHs (newSViv (ATIMENSEC));
1839 if (ix & 0x02) PUSHs (newSViv (MTIMENSEC));
1840 if (ix & 0x04) PUSHs (newSViv (CTIMENSEC));
1841 if (ix & 0x08) PUSHs (newSViv (BTIMENSEC));
1842 if (ix & 0x10) PUSHs (newSVuv (BTIMESEC));
1843 if (ix & 0x20) PUSHs (newSVuv (ST_GEN));
1110 1844
1111UV 1845UV
1112major (UV dev) 1846major (UV dev)
1113 ALIAS: 1847 ALIAS:
1114 minor = 1 1848 minor = 1
1115 CODE: 1849 CODE:
1116 RETVAL = ix ? major (dev) : minor (dev); 1850 RETVAL = ix ? minor (dev) : major (dev);
1117 OUTPUT: 1851 OUTPUT:
1118 RETVAL 1852 RETVAL
1119 1853
1120UV 1854UV
1121makedev (UV maj, UV min) 1855makedev (UV maj, UV min)
… …
1123 RETVAL = makedev (maj, min); 1857 RETVAL = makedev (maj, min);
1124 OUTPUT: 1858 OUTPUT:
1125 RETVAL 1859 RETVAL
1126 1860
1127void 1861void
1128aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback=&PL_sv_undef) 1862aio_utime (SV8 *fh_or_path, SV *atime, SV *mtime, SV *callback = &PL_sv_undef)
1129 PPCODE: 1863 PPCODE:
1130{ 1864{
1131 dREQ; 1865 dREQ;
1132 1866
1133 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1867 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1134 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; 1868 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1135 req->sv1 = newSVsv (fh_or_path); 1869 req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path);
1136
1137 if (SvPOK (req->sv1))
1138 {
1139 req->type = EIO_UTIME;
1140 req->ptr1 = SvPVbyte_nolen (req->sv1);
1141 }
1142 else
1143 {
1144 req->type = EIO_FUTIME;
1145 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1146 }
1147 1870
1148 REQ_SEND; 1871 REQ_SEND;
1149} 1872}
1150 1873
1151void 1874void
1152aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback=&PL_sv_undef) 1875aio_truncate (SV8 *fh_or_path, SV *offset, SV *callback = &PL_sv_undef)
1153 PPCODE: 1876 PPCODE:
1154{ 1877{
1155 dREQ; 1878 dREQ;
1156 1879
1157 req->sv1 = newSVsv (fh_or_path);
1158 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1880 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1159 1881 req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path);
1160 if (SvPOK (req->sv1))
1161 {
1162 req->type = EIO_TRUNCATE;
1163 req->ptr1 = SvPVbyte_nolen (req->sv1);
1164 }
1165 else
1166 {
1167 req->type = EIO_FTRUNCATE;
1168 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1169 }
1170 1882
1171 REQ_SEND; 1883 REQ_SEND;
1172} 1884}
1173 1885
1174void 1886void
1175aio_chmod (SV8 *fh_or_path, int mode, SV *callback=&PL_sv_undef) 1887aio_chmod (SV8 *fh_or_path, int mode, SV *callback = &PL_sv_undef)
1176 ALIAS:
1177 aio_chmod = EIO_CHMOD
1178 aio_mkdir = EIO_MKDIR
1179 PPCODE: 1888 PPCODE:
1180{ 1889{
1181 dREQ; 1890 dREQ;
1182 1891
1183 req->int2 = mode; 1892 req->int2 = mode;
1184 req->sv1 = newSVsv (fh_or_path); 1893 req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path);
1185
1186 if (SvPOK (req->sv1))
1187 {
1188 req->type = ix;
1189 req->ptr1 = SvPVbyte_nolen (req->sv1);
1190 }
1191 else
1192 {
1193 req->type = EIO_FCHMOD;
1194 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1195 }
1196 1894
1197 REQ_SEND; 1895 REQ_SEND;
1198} 1896}
1199 1897
1200void 1898void
1201aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback=&PL_sv_undef) 1899aio_chown (SV8 *fh_or_path, SV *uid, SV *gid, SV *callback = &PL_sv_undef)
1202 PPCODE: 1900 PPCODE:
1203{ 1901{
1204 dREQ; 1902 dREQ;
1205 1903
1206 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1904 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1207 req->int3 = SvOK (gid) ? SvIV (gid) : -1; 1905 req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1208 req->sv1 = newSVsv (fh_or_path); 1906 req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path);
1209
1210 if (SvPOK (req->sv1))
1211 {
1212 req->type = EIO_CHOWN;
1213 req->ptr1 = SvPVbyte_nolen (req->sv1);
1214 }
1215 else
1216 {
1217 req->type = EIO_FCHOWN;
1218 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1219 }
1220 1907
1221 REQ_SEND; 1908 REQ_SEND;
1222} 1909}
1223 1910
1224void 1911void
1225aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) 1912aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef)
1226 PPCODE: 1913 PPCODE:
1227{ 1914{
1228 dREQ; 1915 dREQ;
1229 1916
1230 req->type = EIO_READDIR; 1917 req->type = EIO_READDIR;
1231 req->sv1 = newSVsv (pathname);
1232 req->ptr1 = SvPVbyte_nolen (req->sv1);
1233 req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; 1918 req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1;
1234 1919
1235 if (flags & EIO_READDIR_DENTS) 1920 if (flags & EIO_READDIR_DENTS)
1236 req->int1 |= EIO_READDIR_CUSTOM2; 1921 req->int1 |= EIO_READDIR_CUSTOM2;
1237 1922
1923 req_set_path1 (req, pathname);
1924
1238 REQ_SEND; 1925 REQ_SEND;
1239} 1926}
1240 1927
1241void 1928void
1929aio_mkdir (SV8 *pathname, int mode, SV *callback = &PL_sv_undef)
1930 PPCODE:
1931{
1932 dREQ;
1933
1934 req->type = EIO_MKDIR;
1935 req->int2 = mode;
1936 req_set_path1 (req, pathname);
1937
1938 REQ_SEND;
1939}
1940
1941void
1242aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1942aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1243 ALIAS: 1943 ALIAS:
1244 aio_unlink = EIO_UNLINK 1944 aio_unlink = EIO_UNLINK
1245 aio_rmdir = EIO_RMDIR 1945 aio_rmdir = EIO_RMDIR
1246 aio_readdir = EIO_READDIR 1946 aio_readdir = EIO_READDIR
1247 PPCODE: 1947 PPCODE:
1248{ 1948{
1249 dREQ; 1949 dREQ;
1250 1950
1251 req->type = ix; 1951 req->type = ix;
1252 req->sv1 = newSVsv (pathname); 1952 req_set_path1 (req, pathname);
1253 req->ptr1 = SvPVbyte_nolen (req->sv1);
1254 1953
1255 REQ_SEND; 1954 REQ_SEND;
1256} 1955}
1257 1956
1258void 1957void
1259aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) 1958aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef)
1260 ALIAS: 1959 ALIAS:
1261 aio_link = EIO_LINK 1960 aio_link = EIO_LINK
1262 aio_symlink = EIO_SYMLINK 1961 aio_symlink = EIO_SYMLINK
1263 aio_rename = EIO_RENAME 1962 aio_rename = EIO_RENAME
1264 PPCODE: 1963 PPCODE:
1265{ 1964{
1965 eio_wd wd2 = 0;
1266 dREQ; 1966 dREQ;
1267 1967
1268 req->type = ix; 1968 req->type = ix;
1269 req->sv1 = newSVsv (oldpath); 1969 req_set_path1 (req, oldpath);
1270 req->ptr1 = SvPVbyte_nolen (req->sv1); 1970 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1271 req->sv2 = newSVsv (newpath); 1971 req->int3 = (long)wd2;
1272 req->ptr2 = SvPVbyte_nolen (req->sv2);
1273 1972
1274 REQ_SEND; 1973 REQ_SEND;
1275} 1974}
1276 1975
1277void 1976void
1977aio_rename2 (SV8 *oldpath, SV8 *newpath, int flags = 0, SV *callback = &PL_sv_undef)
1978 PPCODE:
1979{
1980 eio_wd wd2 = 0;
1981 dREQ;
1982
1983 req->type = EIO_RENAME;
1984 req_set_path1 (req, oldpath);
1985 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1986 req->int2 = flags;
1987 req->int3 = (long)wd2;
1988
1989 REQ_SEND;
1990}
1991
1992void
1278aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback=&PL_sv_undef) 1993aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef)
1279 PPCODE: 1994 PPCODE:
1280{ 1995{
1281 dREQ; 1996 dREQ;
1282 1997
1283 req->type = EIO_MKNOD; 1998 req->type = EIO_MKNOD;
1284 req->sv1 = newSVsv (pathname);
1285 req->ptr1 = SvPVbyte_nolen (req->sv1);
1286 req->int2 = (mode_t)mode; 1999 req->int2 = (mode_t)mode;
1287 req->offs = dev; 2000 req->offs = dev;
2001 req_set_path1 (req, pathname);
1288 2002
1289 REQ_SEND; 2003 REQ_SEND;
1290} 2004}
1291 2005
1292void 2006void
1293aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) 2007aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = -1, SV *callback = &PL_sv_undef)
1294 ALIAS: 2008 ALIAS:
1295 aio_mtouch = EIO_MTOUCH 2009 aio_mtouch = EIO_MTOUCH
1296 aio_msync = EIO_MSYNC 2010 aio_msync = EIO_MSYNC
1297 PPCODE: 2011 PPCODE:
1298{ 2012{
1299 STRLEN svlen; 2013 STRLEN svlen;
1300 char *svptr = SvPVbyte (data, svlen); 2014 char *svptr = SvPVbyte (data, svlen);
1301 UV len = SvUV (length); 2015 UV len = SvUV (length);
2016
2017 if (flags < 0)
2018 flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0;
1302 2019
1303 if (offset < 0) 2020 if (offset < 0)
1304 offset += svlen; 2021 offset += svlen;
1305 2022
1306 if (offset < 0 || offset > svlen) 2023 if (offset < 0 || offset > svlen)
… …
1321 REQ_SEND; 2038 REQ_SEND;
1322 } 2039 }
1323} 2040}
1324 2041
1325void 2042void
1326aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback=&PL_sv_undef) 2043aio_mlock (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1327 PPCODE: 2044 PPCODE:
1328{ 2045{
1329 STRLEN svlen; 2046 STRLEN svlen;
1330 char *svptr = SvPVbyte (data, svlen); 2047 char *svptr = SvPVbyte (data, svlen);
1331 UV len = SvUV (length); 2048 UV len = SvUV (length);
… …
1350 REQ_SEND; 2067 REQ_SEND;
1351 } 2068 }
1352} 2069}
1353 2070
1354void 2071void
1355aio_mlockall (IV flags, SV *callback=&PL_sv_undef) 2072aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1356 PPCODE: 2073 PPCODE:
1357{ 2074{
1358 dREQ; 2075 dREQ;
1359 2076
1360 req->type = EIO_MLOCKALL; 2077 req->type = EIO_MLOCKALL;
… …
1362 2079
1363 REQ_SEND; 2080 REQ_SEND;
1364} 2081}
1365 2082
1366void 2083void
2084aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback = &PL_sv_undef)
2085 PPCODE:
2086{
2087 int fd = s_fileno_croak (fh, 0);
2088 dREQ;
2089
2090 req->type = EIO_CUSTOM;
2091 req->sv1 = newSVsv (fh);
2092 req->int1 = fd;
2093
2094 req->feed = fiemap;
2095#if HAVE_FIEMAP
2096 /* keep our fingers crossed that the next two types are 64 bit */
2097 req->offs = start;
2098 req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL;
2099 req->int2 = flags;
2100 req->int3 = SvOK (count) ? SvIV (count) : -1;
2101#endif
2102
2103 REQ_SEND;
2104}
2105
2106void
2107aio_slurp (SV *pathname, off_t offset, UV length, SV8 *data, SV *callback = &PL_sv_undef)
2108 PPCODE:
2109{
2110 char *svptr = 0;
2111
2112 sv_clear_foreign (data);
2113
2114 if (length) /* known length, directly read into scalar */
2115 {
2116 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
2117 svptr = sv_grow (data, length + 1);
2118 else if (SvCUR (data) < length)
2119 croak ("length outside of scalar, and cannot grow");
2120 else
2121 svptr = SvPVbyte_nolen (data);
2122 }
2123
2124 {
2125 dREQ;
2126
2127 req->type = EIO_SLURP;
2128 req_set_path1 (req, pathname);
2129 req->offs = offset;
2130 req->size = length;
2131 req->sv2 = SvREFCNT_inc (data);
2132 req->ptr2 = svptr;
2133
2134 if (!SvREADONLY (data))
2135 {
2136 SvREADONLY_on (data);
2137 req->flags |= FLAG_SV2_RO_OFF;
2138 }
2139
2140 REQ_SEND;
2141 }
2142}
2143
2144void
1367aio_busy (double delay, SV *callback=&PL_sv_undef) 2145aio_busy (double delay, SV *callback = &PL_sv_undef)
1368 PPCODE: 2146 PPCODE:
1369{ 2147{
1370 dREQ; 2148 dREQ;
1371 2149
1372 req->type = EIO_BUSY; 2150 req->type = EIO_BUSY;
… …
1374 2152
1375 REQ_SEND; 2153 REQ_SEND;
1376} 2154}
1377 2155
1378void 2156void
1379aio_group (SV *callback=&PL_sv_undef) 2157aio_group (SV *callback = &PL_sv_undef)
1380 PPCODE: 2158 PPCODE:
1381{ 2159{
1382 dREQ; 2160 dREQ;
1383 2161
1384 req->type = EIO_GROUP; 2162 req->type = EIO_GROUP;
1385 2163
2164 PUTBACK;
1386 req_submit (req); 2165 req_submit (req);
2166 SPAGAIN;
2167
1387 XPUSHs (req_sv (req, aio_grp_stash)); 2168 XPUSHs (req_sv (req, aio_grp_stash));
1388} 2169}
1389 2170
1390void 2171void
1391aio_nop (SV *callback=&PL_sv_undef) 2172aio_nop (SV *callback = &PL_sv_undef)
1392 ALIAS: 2173 ALIAS:
1393 aio_nop = EIO_NOP 2174 aio_nop = EIO_NOP
1394 aio_sync = EIO_SYNC 2175 aio_sync = EIO_SYNC
1395 PPCODE: 2176 PPCODE:
1396{ 2177{
… …
1400 2181
1401 REQ_SEND; 2182 REQ_SEND;
1402} 2183}
1403 2184
1404int 2185int
1405aioreq_pri (int pri = 0) 2186aioreq_pri (int pri = NO_INIT)
1406 CODE: 2187 CODE:
1407 RETVAL = next_pri; 2188 RETVAL = next_pri;
1408 if (items > 0) 2189 if (items > 0)
1409 { 2190 {
1410 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 2191 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
… …
1492 CODE: 2273 CODE:
1493 RETVAL = posix_fadvise (fh, offset, length, advice); 2274 RETVAL = posix_fadvise (fh, offset, length, advice);
1494 OUTPUT: 2275 OUTPUT:
1495 RETVAL 2276 RETVAL
1496 2277
1497ssize_t 2278IV
1498sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) 2279sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1499 CODE: 2280 CODE:
1500 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 2281 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1501 OUTPUT: 2282 OUTPUT:
1502 RETVAL 2283 RETVAL
1503 2284
1504void 2285void
1505mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) 2286mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0)
1506 PPCODE: 2287 PPCODE:
1507 sv_unmagic (scalar, MMAP_MAGIC); 2288 sv_clear_foreign (scalar);
1508{ 2289{
1509 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; 2290 int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1510 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 2291 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
1511 if (addr == (void *)-1) 2292 if (addr == (void *)-1)
1512 XSRETURN_NO; 2293 XSRETURN_NO;
1513 2294
1514 sv_force_normal (scalar); 2295 sv_set_foreign (scalar, &mmap_vtbl, addr, length);
1515
1516 /* we store the length in mg_obj, as namlen is I32 :/ */
1517 sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0)
1518 ->mg_obj = (SV *)length;
1519
1520 SvUPGRADE (scalar, SVt_PV); /* nop... */
1521 2296
1522 if (!(prot & PROT_WRITE)) 2297 if (!(prot & PROT_WRITE))
1523 SvREADONLY_on (scalar); 2298 SvREADONLY_on (scalar);
1524 2299
1525 if (SvLEN (scalar))
1526 Safefree (SvPVX (scalar));
1527
1528 SvPVX (scalar) = (char *)addr;
1529 SvCUR_set (scalar, length);
1530 SvLEN_set (scalar, 0);
1531 SvPOK_only (scalar);
1532
1533 XSRETURN_YES; 2300 XSRETURN_YES;
1534} 2301}
1535 2302
1536void 2303void
1537munmap (SV *scalar) 2304munmap (SV *scalar)
1538 CODE: 2305 CODE:
1539 sv_unmagic (scalar, MMAP_MAGIC); 2306 sv_clear_foreign (scalar);
2307
2308SV *
2309mremap (SV *scalar, STRLEN new_length, int flags = MREMAP_MAYMOVE, IV new_address = 0)
2310 CODE:
2311{
2312 MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl);
2313 void *new;
2314
2315 if (!mg || SvPVX (scalar) != mg->mg_ptr)
2316 croak ("IO::AIO::mremap: scalar not mapped by IO::AIO::mmap or improperly modified");
2317
2318 new = mremap (mg->mg_ptr, (size_t)mg->mg_obj, new_length, flags, (void *)new_address);
2319
2320 RETVAL = &PL_sv_no;
2321
2322 if (new != (void *)-1)
2323 {
2324 RETVAL = new == (void *)mg->mg_ptr
2325 ? newSVpvn ("0 but true", 10)
2326 : &PL_sv_yes;
2327
2328 mg->mg_ptr = (char *)new;
2329 mg->mg_obj = (SV *)new_length;
2330
2331 SvPVX (scalar) = mg->mg_ptr;
2332 SvCUR_set (scalar, new_length);
2333 }
2334}
2335 OUTPUT:
2336 RETVAL
1540 2337
1541int 2338int
1542madvise (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 2339madvise (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
1543 ALIAS: 2340 ALIAS:
1544 mprotect = 1 2341 mprotect = 1
1545 CODE: 2342 CODE:
1546{ 2343{
1547 STRLEN svlen; 2344 STRLEN svlen;
1548 void *addr = SvPVbyte (scalar, svlen); 2345 void *addr = SvPVbyte (scalar, svlen);
1549 size_t len = SvUV (length); 2346 STRLEN len = SvUV (length);
1550 2347
1551 if (offset < 0) 2348 if (offset < 0)
1552 offset += svlen; 2349 offset += svlen;
1553 2350
1554 if (offset < 0 || offset > svlen) 2351 if (offset < 0 || offset > svlen)
… …
1568} 2365}
1569 OUTPUT: 2366 OUTPUT:
1570 RETVAL 2367 RETVAL
1571 2368
1572int 2369int
1573munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) 2370munlock (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef)
1574 CODE: 2371 CODE:
1575{ 2372{
1576 STRLEN svlen; 2373 STRLEN svlen;
1577 void *addr = SvPVbyte (scalar, svlen); 2374 void *addr = SvPVbyte (scalar, svlen);
1578 size_t len = SvUV (length); 2375 size_t len = SvUV (length);
1579 2376
1580 if (offset < 0) 2377 if (offset < 0)
1581 offset += svlen; 2378 offset += svlen;
1582 2379
… …
1589 addr = (void *)(((intptr_t)addr) + offset); 2386 addr = (void *)(((intptr_t)addr) + offset);
1590 eio_page_align (&addr, &len); 2387 eio_page_align (&addr, &len);
1591#if _POSIX_MEMLOCK_RANGE 2388#if _POSIX_MEMLOCK_RANGE
1592 RETVAL = munlock (addr, len); 2389 RETVAL = munlock (addr, len);
1593#else 2390#else
1594 RETVAL = ((errno = ENOSYS), -1); 2391 RETVAL = EIO_ENOSYS ();
1595#endif 2392#endif
1596} 2393}
1597 OUTPUT: 2394 OUTPUT:
2395 RETVAL
2396
2397int
2398mlockall (int flags)
2399 PROTOTYPE: $;
2400 CODE:
2401 RETVAL = eio_mlockall_sync (flags);
2402 OUTPUT:
1598 RETVAL 2403 RETVAL
1599 2404
1600int 2405int
1601munlockall () 2406munlockall ()
1602 CODE: 2407 CODE:
1603#if _POSIX_MEMLOCK 2408#if _POSIX_MEMLOCK
1604 munlockall (); 2409 munlockall ();
1605#else 2410#else
1606 RETVAL = -1; 2411 RETVAL = EIO_ENOSYS ();
1607 errno = ENOSYS;
1608#endif 2412#endif
1609 OUTPUT: 2413 OUTPUT:
1610 RETVAL 2414 RETVAL
2415
2416int
2417statx (SV8 *pathname, int flags, UV mask)
2418 CODE:
2419{
2420 /* undocumented, and might go away, and anyway, should use eio_statx */
2421 SV *wdsv = 0;
2422 SV *pathsv = 0;
2423 eio_wd wd = EIO_CWD;
2424 void *ptr;
2425 int res;
2426
2427 req_set_path (pathname, &wdsv, &pathsv, &wd, &ptr);
2428 RETVAL = eio__statx (!wd || wd->fd == EIO_CWD ? AT_FDCWD : wd->fd, ptr, flags, mask & STATX_ALL, &stx);
2429
2430 SvREFCNT_dec (pathsv);
2431 SvREFCNT_dec (wdsv);
2432}
2433 OUTPUT:
2434 RETVAL
2435
2436U32
2437stx_mode ()
2438 PROTOTYPE:
2439 CODE:
2440#if HAVE_STATX
2441 RETVAL = stx.stx_mode;
2442#else
2443 XSRETURN_UNDEF;
2444#endif
2445 OUTPUT:
2446 RETVAL
2447
2448#define STATX_OFFSET_mask statx_offsetof (stx_mask)
2449#define STATX_OFFSET_blksize statx_offsetof (stx_blksize)
2450#define STATX_OFFSET_nlink statx_offsetof (stx_nlink)
2451#define STATX_OFFSET_uid statx_offsetof (stx_uid)
2452#define STATX_OFFSET_gid statx_offsetof (stx_gid)
2453#define STATX_OFFSET_rdev_major statx_offsetof (stx_rdev_major)
2454#define STATX_OFFSET_rdev_minor statx_offsetof (stx_rdev_minor)
2455#define STATX_OFFSET_dev_major statx_offsetof (stx_dev_major)
2456#define STATX_OFFSET_dev_minor statx_offsetof (stx_dev_minor)
2457#define STATX_OFFSET_attributes statx_offsetof (stx_attributes)
2458#define STATX_OFFSET_ino statx_offsetof (stx_ino)
2459#define STATX_OFFSET_size statx_offsetof (stx_size)
2460#define STATX_OFFSET_blocks statx_offsetof (stx_blocks)
2461#define STATX_OFFSET_attributes_mask statx_offsetof (stx_attributes_mask)
2462#define STATX_OFFSET_atime statx_offsetof (stx_atime)
2463#define STATX_OFFSET_btime statx_offsetof (stx_btime)
2464#define STATX_OFFSET_ctime statx_offsetof (stx_ctime)
2465#define STATX_OFFSET_mtime statx_offsetof (stx_mtime)
2466
2467U32
2468stx_mask ()
2469 PROTOTYPE:
2470 ALIAS:
2471 stx_mask = STATX_OFFSET_mask
2472 stx_blksize = STATX_OFFSET_blksize
2473 stx_nlink = STATX_OFFSET_nlink
2474 stx_uid = STATX_OFFSET_uid
2475 stx_gid = STATX_OFFSET_gid
2476 stx_rdev_major = STATX_OFFSET_rdev_major
2477 stx_rdev_minor = STATX_OFFSET_rdev_minor
2478 stx_dev_major = STATX_OFFSET_dev_major
2479 stx_dev_minor = STATX_OFFSET_dev_minor
2480 CODE:
2481#if HAVE_STATX
2482 RETVAL = *(__u32 *)((char *)&stx + ix);
2483#else
2484 XSRETURN_UNDEF;
2485#endif
2486 OUTPUT:
2487 RETVAL
2488
2489VAL64
2490stx_attributes ()
2491 PROTOTYPE:
2492 ALIAS:
2493 stx_attributes = STATX_OFFSET_attributes
2494 stx_ino = STATX_OFFSET_ino
2495 stx_size = STATX_OFFSET_size
2496 stx_blocks = STATX_OFFSET_blocks
2497 stx_attributes_mask = STATX_OFFSET_attributes_mask
2498 CODE:
2499#if HAVE_STATX
2500 RETVAL = *(__u64 *)((char *)&stx + ix);
2501#else
2502 XSRETURN_UNDEF;
2503#endif
2504 OUTPUT:
2505 RETVAL
2506
2507NV
2508stx_atime ()
2509 PROTOTYPE:
2510 ALIAS:
2511 stx_atime = STATX_OFFSET_atime
2512 stx_btime = STATX_OFFSET_btime
2513 stx_ctime = STATX_OFFSET_ctime
2514 stx_mtime = STATX_OFFSET_mtime
2515 CODE:
2516#if HAVE_STATX
2517 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2518 RETVAL = ts->tv_sec + ts->tv_nsec * 1e-9;
2519#else
2520 XSRETURN_UNDEF;
2521#endif
2522 OUTPUT:
2523 RETVAL
2524
2525VAL64
2526stx_atimesec ()
2527 PROTOTYPE:
2528 ALIAS:
2529 stx_atimesec = STATX_OFFSET_atime
2530 stx_btimesec = STATX_OFFSET_btime
2531 stx_ctimesec = STATX_OFFSET_ctime
2532 stx_mtimesec = STATX_OFFSET_mtime
2533 CODE:
2534#if HAVE_STATX
2535 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2536 RETVAL = ts->tv_sec;
2537#else
2538 XSRETURN_UNDEF;
2539#endif
2540 OUTPUT:
2541 RETVAL
2542
2543U32
2544stx_atimensec ()
2545 PROTOTYPE:
2546 ALIAS:
2547 stx_atimensec = STATX_OFFSET_atime
2548 stx_btimensec = STATX_OFFSET_btime
2549 stx_ctimensec = STATX_OFFSET_ctime
2550 stx_mtimensec = STATX_OFFSET_mtime
2551 CODE:
2552#if HAVE_STATX
2553 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2554 RETVAL = ts->tv_nsec;
2555#else
2556 RETVAL = 0;
2557#endif
2558 OUTPUT:
2559 RETVAL
2560
2561void
2562accept4 (aio_rfd rfh, SV *sockaddr, int salen, int flags)
2563 PPCODE:
2564{
2565 SV *retval;
2566#if HAVE_ACCEPT4
2567 socklen_t salen_ = salen ? salen + 1 : 0;
2568
2569 if (salen)
2570 {
2571 sv_upgrade (sockaddr, SVt_PV);
2572 sv_grow (sockaddr, salen_);
2573 }
2574
2575 int res = accept4 (rfh, salen ? (struct sockaddr *)SvPVX (sockaddr) : 0, salen ? &salen_ : 0, flags);
2576
2577 retval = newmortalFH (res, O_RDWR);
2578
2579 if (res >= 0 && salen > 0)
2580 {
2581 if (salen_ > salen + 1)
2582 salen_ = salen + 1;
2583
2584 SvPOK_only (sockaddr);
2585 SvCUR_set (sockaddr, salen_);
2586 }
2587#else
2588 errno = ENOSYS;
2589 retval = &PL_sv_undef;
2590#endif
2591 XPUSHs (retval);
2592}
2593
2594ssize_t
2595splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
2596 CODE:
2597{
2598#if HAVE_LINUX_SPLICE
2599 loff_t off_in_, off_out_;
2600 RETVAL = splice (
2601 rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0,
2602 wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0,
2603 length, flags
2604 );
2605#else
2606 RETVAL = EIO_ENOSYS ();
2607#endif
2608}
2609 OUTPUT:
2610 RETVAL
2611
2612ssize_t
2613tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
2614 CODE:
2615#if HAVE_LINUX_SPLICE
2616 RETVAL = tee (rfh, wfh, length, flags);
2617#else
2618 RETVAL = EIO_ENOSYS ();
2619#endif
2620 OUTPUT:
2621 RETVAL
2622
2623int
2624pipesize (aio_rfd rfh, int new_size = -1)
2625 PROTOTYPE: $;$
2626 CODE:
2627#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
2628 if (new_size >= 0)
2629 RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
2630 else
2631 RETVAL = fcntl (rfh, F_GETPIPE_SZ);
2632#else
2633 errno = ENOSYS;
2634 RETVAL = -1;
2635#endif
2636 OUTPUT:
2637 RETVAL
2638
2639void
2640pipe2 (int flags = 0)
2641 PROTOTYPE: ;$
2642 PPCODE:
2643{
2644 int fd[2];
2645 int res;
2646
2647 if (flags)
2648#if HAVE_PIPE2
2649 res = pipe2 (fd, flags);
2650#else
2651 res = (errno = ENOSYS, -1);
2652#endif
2653 else
2654 res = pipe (fd);
2655
2656 if (!res)
2657 {
2658 EXTEND (SP, 2);
2659 PUSHs (newmortalFH (fd[0], O_RDONLY));
2660 PUSHs (newmortalFH (fd[1], O_WRONLY));
2661 }
2662}
2663
2664void
2665pidfd_open (int pid, unsigned int flags = 0)
2666 PPCODE:
2667{
2668 /*GENDEF0_SYSCALL(pidfd_open,434)*/
2669 int fd = syscall (SYS_pidfd_open, pid, flags);
2670 XPUSHs (newmortalFH (fd, O_RDWR));
2671}
2672
2673int
2674pidfd_send_signal (SV *pidfh, int sig, SV *siginfo = &PL_sv_undef, unsigned int flags = 0)
2675 PPCODE:
2676{
2677 int res;
2678 siginfo_t si = { 0 };
2679
2680 if (SvOK (siginfo))
2681 {
2682 HV *hv;
2683 SV **svp;
2684
2685 if (!SvROK (siginfo) || SvTYPE (SvRV (siginfo)) != SVt_PVHV)
2686 croak ("siginfo argument must be a hashref code, pid, uid and value_int or value_ptr members, caught");
2687
2688 hv = (HV *)SvRV (siginfo);
2689
2690 if ((svp = hv_fetchs (hv, "code" , 0))) si.si_code = SvIV (*svp);
2691 if ((svp = hv_fetchs (hv, "pid" , 0))) si.si_pid = SvIV (*svp);
2692 if ((svp = hv_fetchs (hv, "uid" , 0))) si.si_uid = SvIV (*svp);
2693 if ((svp = hv_fetchs (hv, "value_int", 0))) si.si_value.sival_int = SvIV (*svp);
2694 if ((svp = hv_fetchs (hv, "value_ptr", 0))) si.si_value.sival_ptr = (void *)SvIV (*svp);
2695 }
2696
2697 /*GENDEF0_SYSCALL(pidfd_send_signal,424)*/
2698 res = syscall (SYS_pidfd_send_signal, s_fileno_croak (pidfh, 0), sig, SvOK (siginfo) ? &si : 0, flags);
2699
2700 XPUSHs (sv_2mortal (newSViv (res)));
2701}
2702
2703void
2704pidfd_getfd (SV *pidfh, int targetfd, unsigned int flags = 0)
2705 PPCODE:
2706{
2707 /*GENDEF0_SYSCALL(pidfd_getfd,438)*/
2708 int fd = syscall (SYS_pidfd_getfd, s_fileno_croak (pidfh, 0), targetfd, flags);
2709 XPUSHs (newmortalFH (fd, O_RDWR));
2710}
2711
2712void
2713eventfd (unsigned int initval = 0, int flags = 0)
2714 PPCODE:
2715{
2716 int fd;
2717#if HAVE_EVENTFD
2718 fd = eventfd (initval, flags);
2719#else
2720 fd = (errno = ENOSYS, -1);
2721#endif
2722
2723 XPUSHs (newmortalFH (fd, O_RDWR));
2724}
2725
2726void
2727timerfd_create (int clockid, int flags = 0)
2728 PPCODE:
2729{
2730 int fd;
2731#if HAVE_TIMERFD
2732 fd = timerfd_create (clockid, flags);
2733#else
2734 fd = (errno = ENOSYS, -1);
2735#endif
2736
2737 XPUSHs (newmortalFH (fd, O_RDWR));
2738}
2739
2740void
2741timerfd_settime (SV *fh, int flags, NV interval, NV value)
2742 PPCODE:
2743{
2744 int fd = s_fileno_croak (fh, 0);
2745#if HAVE_TIMERFD
2746 int res;
2747 struct itimerspec its, ots;
2748
2749 ts_set (&its.it_interval, interval);
2750 ts_set (&its.it_value , value);
2751 res = timerfd_settime (fd, flags, &its, &ots);
2752
2753 if (!res)
2754 {
2755 EXTEND (SP, 2);
2756 PUSHs (newSVnv (ts_get (&ots.it_interval)));
2757 PUSHs (newSVnv (ts_get (&ots.it_value)));
2758 }
2759#else
2760 errno = ENOSYS;
2761#endif
2762}
2763
2764void
2765timerfd_gettime (SV *fh)
2766 PPCODE:
2767{
2768 int fd = s_fileno_croak (fh, 0);
2769#if HAVE_TIMERFD
2770 int res;
2771 struct itimerspec ots;
2772 res = timerfd_gettime (fd, &ots);
2773
2774 if (!res)
2775 {
2776 EXTEND (SP, 2);
2777 PUSHs (newSVnv (ts_get (&ots.it_interval)));
2778 PUSHs (newSVnv (ts_get (&ots.it_value)));
2779 }
2780#else
2781 errno = ENOSYS;
2782#endif
2783}
2784
2785void
2786memfd_create (SV8 *pathname, int flags = 0)
2787 PPCODE:
2788{
2789 int fd;
2790#if HAVE_MEMFD_CREATE
2791 fd = memfd_create (SvPVbyte_nolen (pathname), flags);
2792#else
2793 fd = (errno = ENOSYS, -1);
2794#endif
2795
2796 XPUSHs (newmortalFH (fd, O_RDWR));
2797}
2798
2799UV
2800get_fdlimit ()
2801 CODE:
2802#if HAVE_RLIMITS
2803 struct rlimit rl;
2804 if (0 == getrlimit (RLIMIT_NOFILE, &rl))
2805 XSRETURN_UV (rl.rlim_cur == RLIM_INFINITY ? (UV)-1 : rl.rlim_cur);
2806#endif
2807 XSRETURN_UNDEF;
2808 OUTPUT:
2809 RETVAL
2810
2811void
2812min_fdlimit (UV limit = 0x7fffffffU)
2813 CODE:
2814{
2815#if HAVE_RLIMITS
2816 struct rlimit rl;
2817 rlim_t orig_rlim_max;
2818 UV bit;
2819
2820 if (0 != getrlimit (RLIMIT_NOFILE, &rl))
2821 goto fail;
2822
2823 if (rl.rlim_cur == RLIM_INFINITY)
2824 XSRETURN_YES;
2825
2826 orig_rlim_max = rl.rlim_max == RLIM_INFINITY ? ((rlim_t)0)-1 : rl.rlim_max;
2827
2828 if (rl.rlim_cur < limit)
2829 {
2830 rl.rlim_cur = limit;
2831
2832 if (rl.rlim_max < rl.rlim_cur && rl.rlim_max != RLIM_INFINITY)
2833 rl.rlim_max = rl.rlim_cur;
2834 }
2835
2836 if (0 == setrlimit (RLIMIT_NOFILE, &rl))
2837 XSRETURN_YES;
2838
2839 if (errno == EPERM)
2840 {
2841 /* setrlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */
2842 /* our limit overflows a system-wide limit */
2843 /* try an adaptive algorithm, but do not lower the hardlimit */
2844 rl.rlim_max = 0;
2845 for (bit = 0x40000000U; bit; bit >>= 1)
2846 {
2847 rl.rlim_max |= bit;
2848 rl.rlim_cur = rl.rlim_max;
2849
2850 /* never decrease the hard limit */
2851 if (rl.rlim_max < orig_rlim_max)
2852 break;
2853
2854 if (0 != setrlimit (RLIMIT_NOFILE, &rl))
2855 rl.rlim_max &= ~bit; /* too high, remove bit again */
2856 }
2857
2858 /* now, raise the soft limit to the max permitted */
2859 if (0 == getrlimit (RLIMIT_NOFILE, &rl))
2860 {
2861 rl.rlim_cur = rl.rlim_max;
2862 if (0 == setrlimit (RLIMIT_NOFILE, &rl))
2863 errno = EPERM;
2864 }
2865 }
2866#endif
2867 fail:
2868 XSRETURN_UNDEF;
2869}
1611 2870
1612void _on_next_submit (SV *cb) 2871void _on_next_submit (SV *cb)
1613 CODE: 2872 CODE:
1614 SvREFCNT_dec (on_next_submit); 2873 SvREFCNT_dec (on_next_submit);
1615 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 2874 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1616 2875
1617PROTOTYPES: DISABLE 2876PROTOTYPES: DISABLE
1618 2877
2878MODULE = IO::AIO PACKAGE = IO::AIO::WD
2879
2880BOOT:
2881{
2882 newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD ));
2883 newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD));
2884}
2885
2886void
2887DESTROY (SV *self)
2888 CODE:
2889{
2890 aio_wd wd = SvAIO_WD (self);
2891#if HAVE_AT
2892 {
2893 SV *callback = &PL_sv_undef;
2894 dREQ; /* clobbers next_pri :/ */
2895 next_pri = req->pri; /* restore next_pri */
2896 req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */
2897 req->type = EIO_WD_CLOSE;
2898 req->wd = wd;
2899 REQ_SEND;
2900 }
2901#else
2902 eio_wd_close_sync (wd);
2903#endif
2904}
2905
1619MODULE = IO::AIO PACKAGE = IO::AIO::REQ 2906MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1620 2907
1621void 2908void
1622cancel (aio_req_ornot req) 2909cancel (aio_req_ornot req)
1623 CODE: 2910 CODE:
1624 eio_cancel (req); 2911 eio_cancel (req);
1625 2912
1626void 2913void
1627cb (aio_req_ornot req, SV *callback=&PL_sv_undef) 2914cb (aio_req_ornot req, SV *callback = NO_INIT)
1628 PPCODE: 2915 PPCODE:
1629{ 2916{
1630 if (GIMME_V != G_VOID) 2917 if (GIMME_V != G_VOID)
1631 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); 2918 XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1632 2919
1633 if (items > 1) 2920 if (items > 1)
1634 { 2921 {
1635 SV *cb_cv =get_cb (callback); 2922 SV *cb_cv = get_cb (callback);
1636 2923
1637 SvREFCNT_dec (req->callback); 2924 SvREFCNT_dec (req->callback);
1638 req->callback = SvREFCNT_inc (cb_cv); 2925 req->callback = SvREFCNT_inc (cb_cv);
1639 } 2926 }
1640} 2927}
… …
1697limit (aio_req grp, int limit) 2984limit (aio_req grp, int limit)
1698 CODE: 2985 CODE:
1699 eio_grp_limit (grp, limit); 2986 eio_grp_limit (grp, limit);
1700 2987
1701void 2988void
1702feed (aio_req grp, SV *callback=&PL_sv_undef) 2989feed (aio_req grp, SV *callback = &PL_sv_undef)
1703 CODE: 2990 CODE:
1704{ 2991{
1705 SvREFCNT_dec (grp->sv2); 2992 SvREFCNT_dec (grp->sv2);
1706 grp->sv2 = newSVsv (callback); 2993 grp->sv2 = newSVsv (callback);
1707 grp->feed = aio_grp_feed; 2994 grp->feed = aio_grp_feed;

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