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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.185 by root, Thu Jul 7 22:36:18 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/* Linux/others */ 190static int req_invoke (eio_req *req);
127#ifndef O_ASYNC 191#define EIO_FINISH(req) req_invoke (req)
128# define O_ASYNC 0 192static void req_destroy (eio_req *grp);
129#endif 193#define EIO_DESTROY(req) req_destroy (req)
130#ifndef O_DIRECT
131# define O_DIRECT 0
132#endif
133#ifndef O_NOATIME
134# define O_NOATIME 0
135#endif
136 194
137/* POSIX */ 195#include "libeio/eio.c"
138#ifndef O_CLOEXEC
139# define O_CLOEXEC 0
140#endif
141#ifndef O_NOFOLLOW
142# define O_NOFOLLOW 0
143#endif
144#ifndef O_NOCTTY
145# define O_NOCTTY 0
146#endif
147#ifndef O_NONBLOCK
148# define O_NONBLOCK 0
149#endif
150#ifndef O_EXEC
151# define O_EXEC 0
152#endif
153#ifndef O_SEARCH
154# define O_SEARCH 0
155#endif
156#ifndef O_DIRECTORY
157# define O_DIRECTORY 0
158#endif
159#ifndef O_DSYNC
160# define O_DSYNC 0
161#endif
162#ifndef O_RSYNC
163# define O_RSYNC 0
164#endif
165#ifndef O_SYNC
166# define O_SYNC 0
167#endif
168#ifndef O_TTY_INIT
169# define O_TTY_INIT 0
170#endif
171
172#ifndef POSIX_FADV_NORMAL
173# define POSIX_FADV_NORMAL 0
174#endif
175#ifndef POSIX_FADV_SEQUENTIAL
176# define POSIX_FADV_SEQUENTIAL 0
177#endif
178#ifndef POSIX_FADV_RANDOM
179# define POSIX_FADV_RANDOM 0
180#endif
181#ifndef POSIX_FADV_NOREUSE
182# define POSIX_FADV_NOREUSE 0
183#endif
184#ifndef POSIX_FADV_WILLNEED
185# define POSIX_FADV_WILLNEED 0
186#endif
187#ifndef POSIX_FADV_DONTNEED
188# define POSIX_FADV_DONTNEED 0
189#endif
190 196
191#if !HAVE_POSIX_FADVISE 197#if !HAVE_POSIX_FADVISE
192# 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 */
193#endif 199#endif
194 200
195#ifndef POSIX_MADV_NORMAL
196# define POSIX_MADV_NORMAL 0
197#endif
198#ifndef POSIX_MADV_SEQUENTIAL
199# define POSIX_MADV_SEQUENTIAL 0
200#endif
201#ifndef POSIX_MADV_RANDOM
202# define POSIX_MADV_RANDOM 0
203#endif
204#ifndef POSIX_MADV_WILLNEED
205# define POSIX_MADV_WILLNEED 0
206#endif
207#ifndef POSIX_MADV_DONTNEED
208# define POSIX_MADV_DONTNEED 0
209#endif
210
211#if !HAVE_POSIX_MADVISE 201#if !HAVE_POSIX_MADVISE
212# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ 202# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
213#endif
214
215#ifndef PROT_NONE
216# define PROT_NONE 0
217#endif
218#ifndef PROT_READ
219# define PROT_READ 0
220#endif
221#ifndef PROT_WRITE
222# define PROT_READ 0
223#endif
224#ifndef PROT_EXEC
225# define PROT_EXEC 0
226#endif
227
228#ifndef ST_NODEV
229# define ST_NODEV 0
230#endif
231#ifndef ST_NOEXEC
232# define ST_NOEXEC 0
233#endif
234#ifndef ST_SYNCHRONOUS
235# define ST_SYNCHRONOUS 0
236#endif
237#ifndef ST_MANDLOCK
238# define ST_MANDLOCK 0
239#endif
240#ifndef ST_WRITE
241# define ST_WRITE 0
242#endif
243#ifndef ST_APPEND
244# define ST_APPEND 0
245#endif
246#ifndef ST_IMMUTABLE
247# define ST_IMMUTABLE 0
248#endif
249#ifndef ST_NOATIME
250# define ST_NOATIME 0
251#endif
252#ifndef ST_NODIRATIME
253# define ST_NODIRATIME 0
254#endif
255#ifndef ST_RELATIME
256# define ST_RELATIME 0
257#endif
258
259#ifndef S_IFIFO
260# define S_IFIFO 0
261#endif
262#ifndef S_IFCHR
263# define S_IFCHR 0
264#endif
265#ifndef S_IFBLK
266# define S_IFBLK 0
267#endif
268#ifndef S_IFLNK
269# define S_IFLNK 0
270#endif
271#ifndef S_IFREG
272# define S_IFREG 0
273#endif
274#ifndef S_IFDIR
275# define S_IFDIR 0
276#endif
277#ifndef S_IFWHT
278# define S_IFWHT 0
279#endif
280#ifndef S_IFSOCK
281# define S_IFSOCK 0
282#endif 203#endif
283 204
284#ifndef MAP_ANONYMOUS 205#ifndef MAP_ANONYMOUS
285# ifdef MAP_ANON 206# ifdef MAP_ANON
286# define MAP_ANONYMOUS MAP_ANON 207# define MAP_ANONYMOUS MAP_ANON
287# else 208# else
288# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ 209# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
289# endif 210# endif
290#endif 211#endif
291#ifndef MAP_HUGETLB
292# define MAP_HUGETLB 0
293#endif
294#ifndef MAP_LOCKED
295# define MAP_LOCKED 0
296#endif
297#ifndef MAP_NORESERVE
298# define MAP_NORESERVE 0
299#endif
300#ifndef MAP_POPULATE
301# define MAP_POPULATE 0
302#endif
303#ifndef MAP_NONBLOCK
304# define MAP_NONBLOCK 0
305#endif
306 212
307#ifndef makedev 213#ifndef makedev
308# define makedev(maj,min) (((maj) << 8) | (min)) 214# define makedev(maj,min) (((maj) << 8) | (min))
309#endif 215#endif
310#ifndef major 216#ifndef major
… …
312#endif 218#endif
313#ifndef minor 219#ifndef minor
314# define minor(dev) ((dev) & 0xff) 220# define minor(dev) ((dev) & 0xff)
315#endif 221#endif
316 222
223/* solaris has a non-posix/unix compliant PAGESIZE that breaks compilation */
224#ifdef __sun
317#ifndef PAGESIZE 225# undef PAGESIZE
226#endif
227
228#if PAGESIZE <= 0
318# define PAGESIZE sysconf (_SC_PAGESIZE) 229# define PAGESIZE sysconf (_SC_PAGESIZE)
319#endif 230#endif
320 231
321static int req_invoke (eio_req *req); 232#if HAVE_SYSCALL
322#define EIO_FINISH(req) req_invoke (req) 233#include <sys/syscall.h>
323static void req_destroy (eio_req *grp); 234#else
324#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
325 450
326enum { 451enum {
327 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 452 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
328}; 453};
329 454
330#include "libeio/eio.c"
331
332typedef eio_req *aio_req; 455typedef eio_req *aio_req;
333typedef eio_req *aio_req_ornot; 456typedef eio_req *aio_req_ornot;
457typedef eio_wd aio_wd;
334 458
335static SV *on_next_submit; 459static SV *on_next_submit;
336static int next_pri = EIO_PRI_DEFAULT; 460static int next_pri = EIO_PRI_DEFAULT;
337static int max_outstanding; 461static int max_outstanding;
338 462
339static s_epipe respipe; 463static s_epipe respipe;
340 464
341static void req_destroy (aio_req req); 465static void req_destroy (aio_req req);
342static void req_cancel (aio_req req); 466static void req_cancel (aio_req req);
343 467
344static void want_poll (void) 468static void
469want_poll (void)
345{ 470{
346 /* write a dummy byte to the pipe so fh becomes ready */ 471 /* write a dummy byte to the pipe so fh becomes ready */
347 s_epipe_signal (&respipe); 472 s_epipe_signal (&respipe);
348} 473}
349 474
350static void done_poll (void) 475static void
476done_poll (void)
351{ 477{
352 /* read any signals sent by the worker threads */ 478 /* read any signals sent by the worker threads */
353 s_epipe_drain (&respipe); 479 s_epipe_drain (&respipe);
354} 480}
355 481
356/* must be called at most once */ 482/* must be called at most once */
483ecb_noinline
484static SV *
357static SV *req_sv (aio_req req, HV *stash) 485req_sv (aio_req req, HV *stash)
358{ 486{
359 if (!req->self) 487 if (!req->self)
360 { 488 {
361 req->self = (SV *)newHV (); 489 req->self = (SV *)newHV ();
362 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); 490 sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
363 } 491 }
364 492
365 return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); 493 return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
366} 494}
367 495
368static 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)
369{ 505{
370 MAGIC *mg; 506 MAGIC *mg;
371 507
372 if (!SvROK (sv) 508 if (!SvROK (sv)
509 /* for speed reasons, we do not verify that SvROK actually has a stash ptr */
373 || (SvSTASH (SvRV (sv)) != aio_grp_stash 510 || (SvSTASH (SvRV (sv)) != aio_grp_stash
374 && SvSTASH (SvRV (sv)) != aio_req_stash 511 && SvSTASH (SvRV (sv)) != aio_req_stash
375 && !sv_derived_from (sv, "IO::AIO::REQ"))) 512 && !sv_derived_from (sv, "IO::AIO::REQ")))
376 croak ("object of class IO::AIO::REQ expected"); 513 croak ("object of class IO::AIO::REQ expected");
377 514
378 mg = mg_find (SvRV (sv), PERL_MAGIC_ext); 515 mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
379 516
380 return mg ? (aio_req)mg->mg_ptr : 0; 517 return mg ? (aio_req)mg->mg_ptr : 0;
381} 518}
382 519
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
383static void aio_grp_feed (aio_req grp) 557aio_grp_feed (aio_req grp)
384{ 558{
385 if (grp->sv2 && SvOK (grp->sv2)) 559 if (grp->sv2 && SvOK (grp->sv2))
386 { 560 {
387 dSP; 561 dSP;
388 562
… …
396 FREETMPS; 570 FREETMPS;
397 LEAVE; 571 LEAVE;
398 } 572 }
399} 573}
400 574
575ecb_noinline
576static void
401static void req_submit (eio_req *req) 577req_submit (eio_req *req)
402{ 578{
403 eio_submit (req); 579 eio_submit (req);
404 580
405 if (expect_false (on_next_submit)) 581 if (expect_false (on_next_submit))
406 { 582 {
… …
413 PUTBACK; 589 PUTBACK;
414 call_sv (cb, G_DISCARD | G_EVAL); 590 call_sv (cb, G_DISCARD | G_EVAL);
415 } 591 }
416} 592}
417 593
594static int
418static int req_invoke (eio_req *req) 595req_invoke (eio_req *req)
419{ 596{
420 if (req->flags & FLAG_SV2_RO_OFF) 597 if (req->flags & FLAG_SV2_RO_OFF)
421 SvREADONLY_off (req->sv2); 598 SvREADONLY_off (req->sv2);
422 599
423 if (!EIO_CANCELLED (req) && req->callback) 600 if (!EIO_CANCELLED (req) && req->callback)
… …
444 SvREADONLY_on (sv_result); 621 SvREADONLY_on (sv_result);
445 } 622 }
446 623
447 switch (req->type) 624 switch (req->type)
448 { 625 {
626 case EIO_WD_OPEN:
627 PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd)));
628 break;
629
449 case EIO_READDIR: 630 case EIO_READDIR:
450 { 631 {
451 SV *rv = &PL_sv_undef; 632 SV *rv = &PL_sv_undef;
452 633
453 if (req->result >= 0) 634 if (req->result >= 0)
… …
506 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))));
507 } 688 }
508 break; 689 break;
509 690
510 case EIO_OPEN: 691 case EIO_OPEN:
511 { 692 PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY | O_WRONLY | O_RDWR)));
512 /* convert fd to fh */
513 SV *fh = &PL_sv_undef;
514
515 if (req->result >= 0)
516 {
517 GV *gv = (GV *)sv_newmortal ();
518 int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR);
519 char sym [64];
520 int symlen;
521
522 symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
523 gv_init (gv, aio_stash, sym, symlen, 0);
524
525 symlen = snprintf (
526 sym,
527 sizeof (sym),
528 "%s&=%d",
529 flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
530 (int)req->result
531 );
532
533 if (do_open (gv, sym, symlen, 0, 0, 0, 0))
534 fh = (SV *)gv;
535 }
536
537 PUSHs (fh);
538 }
539 break; 693 break;
540 694
541 case EIO_STATVFS: 695 case EIO_STATVFS:
542 case EIO_FSTATVFS: 696 case EIO_FSTATVFS:
543 { 697 {
544 SV *rv = &PL_sv_undef; 698 SV *rv = &PL_sv_undef;
545 699
700#ifndef _WIN32
546 if (req->result >= 0) 701 if (req->result >= 0)
547 { 702 {
548 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); 703 EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
549 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));
550 710
551 rv = sv_2mortal (newRV_noinc ((SV *)hv)); 711 rv = sv_2mortal (newRV_noinc ((SV *)hv));
552 712
553 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);
554 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);
… …
556 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);
557 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);
558 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);
559 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);
560 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);
561 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); 721 hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
562 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);
563 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);
564 } 724 }
725#endif
565 726
566 PUSHs (rv); 727 PUSHs (rv);
567 } 728 }
568 729
569 break; 730 break;
… …
593 break; 754 break;
594 755
595 case EIO_STAT: 756 case EIO_STAT:
596 case EIO_LSTAT: 757 case EIO_LSTAT:
597 case EIO_FSTAT: 758 case EIO_FSTAT:
598 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT; 759 PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
760
599 PL_laststatval = req->result; 761 if (!(PL_laststatval = req->result))
762 /* if compilation fails here then perl's Stat_t is not struct _stati64 */
600 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); 763 PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2);
764
601 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)));
602 break; 770 break;
603 771
604 case EIO_READ: 772 case EIO_READ:
605 { 773 {
606 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));
… …
609 SvSETMAGIC (req->sv2); 777 SvSETMAGIC (req->sv2);
610 PUSHs (sv_result); 778 PUSHs (sv_result);
611 } 779 }
612 break; 780 break;
613 781
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
614 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 */
615 if (req->result > 0) 853 if (req->result > 0)
616 SvIV_set (sv_result, 0); 854 SvIV_set (sv_result, 0);
617 /* FALLTHROUGH */ 855 /* FALLTHROUGH */
618 856
… …
639 } 877 }
640 878
641 return !!SvTRUE (ERRSV); 879 return !!SvTRUE (ERRSV);
642} 880}
643 881
882static void
644static void req_destroy (aio_req req) 883req_destroy (aio_req req)
645{ 884{
646 if (req->self) 885 if (req->self)
647 { 886 {
648 sv_unmagic (req->self, PERL_MAGIC_ext); 887 sv_unmagic (req->self, PERL_MAGIC_ext);
649 SvREFCNT_dec (req->self); 888 SvREFCNT_dec (req->self);
650 } 889 }
651 890
652 SvREFCNT_dec (req->sv1); 891 SvREFCNT_dec (req->sv1);
653 SvREFCNT_dec (req->sv2); 892 SvREFCNT_dec (req->sv2);
893 SvREFCNT_dec (req->sv3);
894 SvREFCNT_dec (req->sv4);
654 SvREFCNT_dec (req->callback); 895 SvREFCNT_dec (req->callback);
655 896
656 Safefree (req); 897 free (req);
657} 898}
658 899
900static void
659static void req_cancel_subs (aio_req grp) 901req_cancel_subs (aio_req grp)
660{ 902{
661 aio_req sub;
662
663 if (grp->type != EIO_GROUP) 903 if (grp->type != EIO_GROUP)
664 return; 904 return;
665 905
666 SvREFCNT_dec (grp->sv2); 906 SvREFCNT_dec (grp->sv2);
667 grp->sv2 = 0; 907 grp->sv2 = 0;
668 908
669 eio_grp_cancel (grp); 909 eio_grp_cancel (grp);
670} 910}
671 911
912ecb_cold
913static void
672static void create_respipe (void) 914create_respipe (void)
673{ 915{
674 if (s_epipe_renew (&respipe)) 916 if (s_epipe_renew (&respipe))
675 croak ("IO::AIO: unable to initialize result pipe"); 917 croak ("IO::AIO: unable to initialize result pipe");
676} 918}
677 919
678static void poll_wait (void) 920static void
921poll_wait (void)
679{ 922{
680 while (eio_nreqs ()) 923 while (eio_nreqs ())
681 { 924 {
682 int size; 925 int size;
683 926
684 X_LOCK (reslock); 927 X_LOCK (EIO_POOL->reslock);
685 size = res_queue.size; 928 size = EIO_POOL->res_queue.size;
686 X_UNLOCK (reslock); 929 X_UNLOCK (EIO_POOL->reslock);
687 930
688 if (size) 931 if (size)
689 return; 932 return;
690 933
691 etp_maybe_start_thread (); 934 etp_maybe_start_thread (EIO_POOL);
692 935
693 s_epipe_wait (&respipe); 936 s_epipe_wait (&respipe);
694 } 937 }
695} 938}
696 939
697static int poll_cb (void) 940static int
941poll_cb (void)
698{ 942{
699 for (;;) 943 for (;;)
700 { 944 {
701 int res = eio_poll (); 945 int res = eio_poll ();
702 946
… …
708 952
709 poll_wait (); 953 poll_wait ();
710 } 954 }
711} 955}
712 956
713static void atfork_child (void) 957ecb_cold
958static void
959reinit (void)
714{ 960{
715 create_respipe (); 961 create_respipe ();
962
963 if (eio_init (want_poll, done_poll) < 0)
964 croak ("IO::AIO: unable to initialise eio library");
716} 965}
717 966
718/*****************************************************************************/ 967/*****************************************************************************/
719 968
720#if !_POSIX_MAPPED_FILES 969static SV *
721# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)
722# define munmap(addr,length) (errno = ENOSYS, -1)
723#endif
724
725#if !_POSIX_MEMORY_PROTECTION
726# define mprotect(addr,len,prot) (errno = ENOSYS, -1)
727# define PROT_NONE 0
728# define PROT_WRITE 0
729# define MAP_PRIVATE 0
730# define MAP_SHARED 0
731# define MAP_FIXED 0
732#endif
733
734#define MMAP_MAGIC PERL_MAGIC_ext
735
736static int mmap_free (pTHX_ SV *sv, MAGIC *mg)
737{
738 int old_errno = errno;
739 munmap (mg->mg_ptr, (size_t)mg->mg_obj);
740 errno = old_errno;
741
742 mg->mg_obj = 0; /* just in case */
743
744 SvREADONLY_off (sv);
745
746 if (SvPVX (sv) != mg->mg_ptr)
747 croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected");
748
749 SvCUR_set (sv, 0);
750 SvPVX (sv) = 0;
751 SvOK_off (sv);
752
753 return 0;
754}
755
756static MGVTBL mmap_vtbl = {
757 0, 0, 0, 0, mmap_free
758};
759
760/*****************************************************************************/
761
762static SV * get_cb (SV *cb_sv) 970get_cb (SV *cb_sv)
763{ 971{
764 SvGETMAGIC (cb_sv); 972 SvGETMAGIC (cb_sv);
765 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 973 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
766} 974}
767 975
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
768#define dREQ \ 997#define dREQ \
769 SV *cb_cv; \ 998 aio_req req = dreq (callback); \
770 aio_req req; \
771 int req_pri = next_pri; \
772 next_pri = EIO_PRI_DEFAULT; \
773 \
774 cb_cv = get_cb (callback); \
775 \
776 Newz (0, req, 1, eio_req); \
777 if (!req) \
778 croak ("out of memory during eio_req allocation"); \
779 \
780 req->callback = SvREFCNT_inc (cb_cv); \
781 req->pri = req_pri
782 999
783#define REQ_SEND \ 1000#define REQ_SEND \
784 PUTBACK; \ 1001 PUTBACK; \
785 req_submit (req); \ 1002 req_submit (req); \
786 SPAGAIN; \ 1003 SPAGAIN; \
787 \ 1004 \
788 if (GIMME_V != G_VOID) \ 1005 if (GIMME_V != G_VOID) \
789 XPUSHs (req_sv (req, aio_req_stash)); 1006 XPUSHs (req_sv (req, aio_req_stash));
790 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
791MODULE = IO::AIO PACKAGE = IO::AIO 1095MODULE = IO::AIO PACKAGE = IO::AIO
792 1096
793PROTOTYPES: ENABLE 1097PROTOTYPES: ENABLE
794 1098
795BOOT: 1099BOOT:
… …
799 IV iv; 1103 IV iv;
800 } *civ, const_iv[] = { 1104 } *civ, const_iv[] = {
801# define const_niv(name, value) { # name, (IV) value }, 1105# define const_niv(name, value) { # name, (IV) value },
802# define const_iv(name) { # name, (IV) name }, 1106# define const_iv(name) { # name, (IV) name },
803# 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)
804 const_iv (EXDEV) 1112 const_iv (EXDEV)
805 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
806 const_iv (O_RDONLY) 1135 const_iv (O_RDONLY)
807 const_iv (O_WRONLY) 1136 const_iv (O_WRONLY)
808 const_iv (O_RDWR) 1137 const_iv (O_RDWR)
809 const_iv (O_CREAT) 1138 const_iv (O_CREAT)
810 const_iv (O_TRUNC) 1139 const_iv (O_TRUNC)
… …
823 const_iv (O_SEARCH) 1152 const_iv (O_SEARCH)
824 const_iv (O_DIRECTORY) 1153 const_iv (O_DIRECTORY)
825 const_iv (O_DSYNC) 1154 const_iv (O_DSYNC)
826 const_iv (O_RSYNC) 1155 const_iv (O_RSYNC)
827 const_iv (O_SYNC) 1156 const_iv (O_SYNC)
1157 const_iv (O_PATH)
1158 const_iv (O_TMPFILE)
828 const_iv (O_TTY_INIT) 1159 const_iv (O_TTY_INIT)
829 1160
830 const_iv (S_IFIFO) 1161 const_iv (S_IFIFO)
831 const_iv (S_IFCHR) 1162 const_iv (S_IFCHR)
832 const_iv (S_IFBLK) 1163 const_iv (S_IFBLK)
… …
834 const_iv (S_IFREG) 1165 const_iv (S_IFREG)
835 const_iv (S_IFDIR) 1166 const_iv (S_IFDIR)
836 const_iv (S_IFWHT) 1167 const_iv (S_IFWHT)
837 const_iv (S_IFSOCK) 1168 const_iv (S_IFSOCK)
838 const_iv (S_IFMT) 1169 const_iv (S_IFMT)
839
840 const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
841 const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
842 const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
843 const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
844 const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
845 const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
846
847 const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
848 const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
849 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
850 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
851 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
852 1170
853 const_iv (ST_RDONLY) 1171 const_iv (ST_RDONLY)
854 const_iv (ST_NOSUID) 1172 const_iv (ST_NOSUID)
855 const_iv (ST_NODEV) 1173 const_iv (ST_NODEV)
856 const_iv (ST_NOEXEC) 1174 const_iv (ST_NOEXEC)
… …
866 const_iv (PROT_NONE) 1184 const_iv (PROT_NONE)
867 const_iv (PROT_EXEC) 1185 const_iv (PROT_EXEC)
868 const_iv (PROT_READ) 1186 const_iv (PROT_READ)
869 const_iv (PROT_WRITE) 1187 const_iv (PROT_WRITE)
870 1188
871 /*const_iv (MAP_FIXED)*/
872 const_iv (MAP_PRIVATE) 1189 const_iv (MAP_PRIVATE)
873 const_iv (MAP_SHARED) 1190 const_iv (MAP_SHARED)
1191 const_iv (MAP_FIXED)
874 const_iv (MAP_ANONYMOUS) 1192 const_iv (MAP_ANONYMOUS)
875 1193
876 /* linuxish */ 1194 /* linuxish */
877 const_iv (MAP_HUGETLB)
878 const_iv (MAP_LOCKED) 1195 const_iv (MAP_LOCKED)
879 const_iv (MAP_NORESERVE) 1196 const_iv (MAP_NORESERVE)
880 const_iv (MAP_POPULATE) 1197 const_iv (MAP_POPULATE)
881 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)
882 1399
883 const_eio (MCL_FUTURE) 1400 const_eio (MCL_FUTURE)
884 const_eio (MCL_CURRENT) 1401 const_eio (MCL_CURRENT)
1402 const_eio (MCL_ONFAULT)
885 1403
886 const_eio (MS_ASYNC) 1404 const_eio (MS_ASYNC)
887 const_eio (MS_INVALIDATE) 1405 const_eio (MS_INVALIDATE)
888 const_eio (MS_SYNC) 1406 const_eio (MS_SYNC)
889 1407
… …
892 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) 1410 const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
893 const_eio (SYNC_FILE_RANGE_WRITE) 1411 const_eio (SYNC_FILE_RANGE_WRITE)
894 const_eio (SYNC_FILE_RANGE_WAIT_AFTER) 1412 const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
895 1413
896 const_eio (FALLOC_FL_KEEP_SIZE) 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)
897 1424
898 const_eio (READDIR_DENTS) 1425 const_eio (READDIR_DENTS)
899 const_eio (READDIR_DIRS_FIRST) 1426 const_eio (READDIR_DIRS_FIRST)
900 const_eio (READDIR_STAT_ORDER) 1427 const_eio (READDIR_STAT_ORDER)
901 const_eio (READDIR_FOUND_UNKNOWN) 1428 const_eio (READDIR_FOUND_UNKNOWN)
… …
912 }; 1439 };
913 1440
914 aio_stash = gv_stashpv ("IO::AIO" , 1); 1441 aio_stash = gv_stashpv ("IO::AIO" , 1);
915 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); 1442 aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
916 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);
917 1445
918 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--)
919 newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); 1447 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
920 1448
921 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1449 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
922 1450
923 create_respipe (); 1451 /* allocate dummy pipe fd for aio_close */
1452 {
1453 int pipefd [2];
924 1454
925 if (eio_init (want_poll, done_poll) < 0) 1455 if (
926 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");
927 1465
928 /* atfork child called in fifo order, so before eio's handler */ 1466 close_fd = pipefd [0];
929 X_THREAD_ATFORK (0, 0, atfork_child); 1467 }
1468
1469 reinit ();
930} 1470}
1471
1472void
1473reinit ()
1474 PROTOTYPE:
931 1475
932void 1476void
933max_poll_reqs (unsigned int nreqs) 1477max_poll_reqs (unsigned int nreqs)
934 PROTOTYPE: $ 1478 PROTOTYPE: $
935 CODE: 1479 CODE:
… …
970 PROTOTYPE: $ 1514 PROTOTYPE: $
971 CODE: 1515 CODE:
972 max_outstanding = maxreqs; 1516 max_outstanding = maxreqs;
973 1517
974void 1518void
975aio_open (SV8 *pathname, int flags, int mode, SV *callback=&PL_sv_undef) 1519aio_wd (SV8 *pathname, SV *callback = &PL_sv_undef)
976 PPCODE: 1520 PPCODE:
977{ 1521{
978 dREQ; 1522 dREQ;
979 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
980 req->type = EIO_OPEN; 1536 req->type = EIO_OPEN;
981 req->sv1 = newSVsv (pathname); 1537 req_set_path1 (req, pathname);
982 req->ptr1 = SvPVbyte_nolen (req->sv1);
983 req->int1 = flags; 1538 req->int1 = flags;
984 req->int2 = mode; 1539 req->int2 = mode;
985 1540
986 REQ_SEND; 1541 REQ_SEND;
987} 1542}
988 1543
989void 1544void
990aio_fsync (SV *fh, SV *callback=&PL_sv_undef) 1545aio_fsync (SV *fh, SV *callback = &PL_sv_undef)
991 ALIAS: 1546 ALIAS:
992 aio_fsync = EIO_FSYNC 1547 aio_fsync = EIO_FSYNC
993 aio_fdatasync = EIO_FDATASYNC 1548 aio_fdatasync = EIO_FDATASYNC
1549 aio_syncfs = EIO_SYNCFS
994 PPCODE: 1550 PPCODE:
995{ 1551{
996 int fd = s_fileno_croak (fh, 0); 1552 int fd = s_fileno_croak (fh, 0);
997 dREQ; 1553 dREQ;
998 1554
999 req->type = ix; 1555 req->type = ix;
1000 req->sv1 = newSVsv (fh); 1556 req->sv1 = newSVsv (fh);
1001 req->int1 = fd; 1557 req->int1 = fd;
1002 1558
1003 REQ_SEND (req); 1559 REQ_SEND;
1004} 1560}
1005 1561
1006void 1562void
1007aio_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)
1008 PPCODE: 1564 PPCODE:
1009{ 1565{
1010 int fd = s_fileno_croak (fh, 0); 1566 int fd = s_fileno_croak (fh, 0);
1011 dREQ; 1567 dREQ;
1012 1568
1013 req->type = EIO_SYNC_FILE_RANGE; 1569 req->type = EIO_SYNC_FILE_RANGE;
1014 req->sv1 = newSVsv (fh); 1570 req->sv1 = newSVsv (fh);
1015 req->int1 = fd; 1571 req->int1 = fd;
1016 req->offs = offset; 1572 req->offs = offset;
1017 req->size = nbytes; 1573 req->size = nbytes;
1018 req->int2 = flags; 1574 req->int2 = flags;
1019 1575
1020 REQ_SEND (req); 1576 REQ_SEND;
1021} 1577}
1022 1578
1023void 1579void
1024aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) 1580aio_allocate (SV *fh, int mode, off_t offset, size_t len, SV *callback = &PL_sv_undef)
1025 PPCODE: 1581 PPCODE:
1026{ 1582{
1027 int fd = s_fileno_croak (fh, 0); 1583 int fd = s_fileno_croak (fh, 0);
1028 dREQ; 1584 dREQ;
1029 1585
1030 req->type = EIO_FALLOCATE; 1586 req->type = EIO_FALLOCATE;
1031 req->sv1 = newSVsv (fh); 1587 req->sv1 = newSVsv (fh);
1032 req->int1 = fd; 1588 req->int1 = fd;
1033 req->int2 = mode; 1589 req->int2 = mode;
1034 req->offs = offset; 1590 req->offs = offset;
1035 req->size = len; 1591 req->size = len;
1036 1592
1037 REQ_SEND (req); 1593 REQ_SEND;
1038} 1594}
1039 1595
1040void 1596void
1041aio_close (SV *fh, SV *callback=&PL_sv_undef) 1597aio_close (SV *fh, SV *callback = &PL_sv_undef)
1042 PPCODE: 1598 PPCODE:
1043{ 1599{
1044 static int close_pipe = -1; /* dummy fd to close fds via dup2 */
1045 int fd = s_fileno_croak (fh, 0); 1600 int fd = s_fileno_croak (fh, 0);
1046 dREQ; 1601 dREQ;
1602#if 0
1603 /* partially duplicate logic in s_fileno */
1604 SvGETMAGIC (fh);
1047 1605
1048 if (close_pipe < 0) 1606 if (SvROK (fh))
1607 {
1608 fh = SvRV (fh);
1609 SvGETMAGIC (fh);
1610 }
1611
1612 if (SvTYPE (fh) == SVt_PVGV)
1049 { 1613 {
1050 int pipefd [2]; 1614 /* perl filehandle */
1615 PerlIOUnix_refcnt_inc (fd);
1616 do_close ((GV *)fh, 1);
1051 1617
1052 if (pipe (pipefd) < 0 1618 req->type = EIO_CLOSE;
1053 || close (pipefd [1]) < 0 1619 req->int1 = fd;
1054 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0) 1620 /*req->sv2 = newSVsv (fh);*/ /* since we stole the fd, no need to keep the fh */
1055 abort (); /*D*/
1056
1057 close_pipe = pipefd [0];
1058 } 1621 }
1059 1622 else
1623#endif
1624 {
1625 /* fd number */
1060 req->type = EIO_DUP2; 1626 req->type = EIO_DUP2;
1061 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;
1062 req->sv2 = newSVsv (fh); 1643 req->sv1 = newSVsv (fh);
1063 req->int2 = fd; 1644 req->int1 = fd;
1645 req->offs = SvVAL64 (offset);
1646 req->int2 = whence;
1064 1647
1065 REQ_SEND (req); 1648 REQ_SEND;
1066} 1649}
1067 1650
1068void 1651void
1069aio_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)
1070 ALIAS: 1653 ALIAS:
1071 aio_read = EIO_READ 1654 aio_read = EIO_READ
1072 aio_write = EIO_WRITE 1655 aio_write = EIO_WRITE
1073 PPCODE: 1656 PPCODE:
1074{ 1657{
… …
1090 len = svlen - dataoffset; 1673 len = svlen - dataoffset;
1091 } 1674 }
1092 else 1675 else
1093 { 1676 {
1094 /* read: check type and grow scalar as necessary */ 1677 /* read: check type and grow scalar as necessary */
1095 SvUPGRADE (data, SVt_PV); 1678 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1096 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");
1097 } 1682 }
1098 1683
1099 { 1684 {
1100 dREQ; 1685 dREQ;
1101 1686
… …
1117 REQ_SEND; 1702 REQ_SEND;
1118 } 1703 }
1119} 1704}
1120 1705
1121void 1706void
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
1711 PPCODE:
1712{
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
1122aio_readlink (SV8 *path, SV *callback=&PL_sv_undef) 1747aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1123 ALIAS: 1748 ALIAS:
1124 aio_readlink = EIO_READLINK 1749 aio_readlink = EIO_READLINK
1125 aio_realpath = EIO_REALPATH 1750 aio_realpath = EIO_REALPATH
1126 PPCODE: 1751 PPCODE:
1127{ 1752{
1128 SV *data;
1129 dREQ; 1753 dREQ;
1130 1754
1131 req->type = ix; 1755 req->type = ix;
1132 req->sv1 = newSVsv (path); 1756 req_set_path1 (req, pathname);
1133 req->ptr1 = SvPVbyte_nolen (req->sv1);
1134 1757
1135 REQ_SEND; 1758 REQ_SEND;
1136} 1759}
1137 1760
1138void 1761void
1139aio_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)
1140 PPCODE: 1763 PPCODE:
1141{ 1764{
1142 int ifd = s_fileno_croak (in_fh , 0); 1765 int ifd = s_fileno_croak (in_fh , 0);
1143 int ofd = s_fileno_croak (out_fh, 1); 1766 int ofd = s_fileno_croak (out_fh, 1);
1144 dREQ; 1767 dREQ;
1145 1768
1146 req->type = EIO_SENDFILE; 1769 req->type = EIO_SENDFILE;
1147 req->sv1 = newSVsv (out_fh); 1770 req->sv1 = newSVsv (out_fh);
1148 req->int1 = ofd; 1771 req->int1 = ofd;
… …
1153 1776
1154 REQ_SEND; 1777 REQ_SEND;
1155} 1778}
1156 1779
1157void 1780void
1158aio_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)
1159 PPCODE: 1782 PPCODE:
1160{ 1783{
1161 int fd = s_fileno_croak (fh, 0); 1784 int fd = s_fileno_croak (fh, 0);
1162 dREQ; 1785 dREQ;
1163 1786
1164 req->type = EIO_READAHEAD; 1787 req->type = EIO_READAHEAD;
1165 req->sv1 = newSVsv (fh); 1788 req->sv1 = newSVsv (fh);
1166 req->int1 = fd; 1789 req->int1 = fd;
… …
1169 1792
1170 REQ_SEND; 1793 REQ_SEND;
1171} 1794}
1172 1795
1173void 1796void
1174aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) 1797aio_stat (SV8 *fh_or_path, SV *callback = &PL_sv_undef)
1175 ALIAS: 1798 ALIAS:
1176 aio_stat = EIO_STAT 1799 aio_stat = EIO_STAT
1177 aio_lstat = EIO_LSTAT 1800 aio_lstat = EIO_LSTAT
1178 aio_statvfs = EIO_STATVFS 1801 aio_statvfs = EIO_STATVFS
1179 PPCODE: 1802 PPCODE:
1180{ 1803{
1181 dREQ; 1804 dREQ;
1182 1805
1183 req->sv1 = newSVsv (fh_or_path); 1806 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1184
1185 if (SvPOK (req->sv1))
1186 {
1187 req->type = ix;
1188 req->ptr1 = SvPVbyte_nolen (req->sv1);
1189 }
1190 else
1191 {
1192 req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
1193 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1194 }
1195 1807
1196 REQ_SEND; 1808 REQ_SEND;
1197} 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));
1198 1844
1199UV 1845UV
1200major (UV dev) 1846major (UV dev)
1201 ALIAS: 1847 ALIAS:
1202 minor = 1 1848 minor = 1
1203 CODE: 1849 CODE:
1204 RETVAL = ix ? major (dev) : minor (dev); 1850 RETVAL = ix ? minor (dev) : major (dev);
1205 OUTPUT: 1851 OUTPUT:
1206 RETVAL 1852 RETVAL
1207 1853
1208UV 1854UV
1209makedev (UV maj, UV min) 1855makedev (UV maj, UV min)
… …
1211 RETVAL = makedev (maj, min); 1857 RETVAL = makedev (maj, min);
1212 OUTPUT: 1858 OUTPUT:
1213 RETVAL 1859 RETVAL
1214 1860
1215void 1861void
1216aio_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)
1217 PPCODE: 1863 PPCODE:
1218{ 1864{
1219 dREQ; 1865 dREQ;
1220 1866
1221 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.; 1867 req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1222 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.; 1868 req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1223 req->sv1 = newSVsv (fh_or_path); 1869 req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path);
1224
1225 if (SvPOK (req->sv1))
1226 {
1227 req->type = EIO_UTIME;
1228 req->ptr1 = SvPVbyte_nolen (req->sv1);
1229 }
1230 else
1231 {
1232 req->type = EIO_FUTIME;
1233 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1234 }
1235 1870
1236 REQ_SEND; 1871 REQ_SEND;
1237} 1872}
1238 1873
1239void 1874void
1240aio_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)
1241 PPCODE: 1876 PPCODE:
1242{ 1877{
1243 dREQ; 1878 dREQ;
1244 1879
1245 req->sv1 = newSVsv (fh_or_path);
1246 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; 1880 req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1247 1881 req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path);
1248 if (SvPOK (req->sv1))
1249 {
1250 req->type = EIO_TRUNCATE;
1251 req->ptr1 = SvPVbyte_nolen (req->sv1);
1252 }
1253 else
1254 {
1255 req->type = EIO_FTRUNCATE;
1256 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1257 }
1258 1882
1259 REQ_SEND; 1883 REQ_SEND;
1260} 1884}
1261 1885
1262void 1886void
1263aio_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)
1264 ALIAS:
1265 aio_chmod = EIO_CHMOD
1266 aio_mkdir = EIO_MKDIR
1267 PPCODE: 1888 PPCODE:
1268{ 1889{
1269 dREQ; 1890 dREQ;
1270 1891
1271 req->int2 = mode; 1892 req->int2 = mode;
1272 req->sv1 = newSVsv (fh_or_path); 1893 req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path);
1273
1274 if (SvPOK (req->sv1))
1275 {
1276 req->type = ix;
1277 req->ptr1 = SvPVbyte_nolen (req->sv1);
1278 }
1279 else
1280 {
1281 req->type = EIO_FCHMOD;
1282 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1283 }
1284 1894
1285 REQ_SEND; 1895 REQ_SEND;
1286} 1896}
1287 1897
1288void 1898void
1289aio_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)
1290 PPCODE: 1900 PPCODE:
1291{ 1901{
1292 dREQ; 1902 dREQ;
1293 1903
1294 req->int2 = SvOK (uid) ? SvIV (uid) : -1; 1904 req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1295 req->int3 = SvOK (gid) ? SvIV (gid) : -1; 1905 req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1296 req->sv1 = newSVsv (fh_or_path); 1906 req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path);
1297
1298 if (SvPOK (req->sv1))
1299 {
1300 req->type = EIO_CHOWN;
1301 req->ptr1 = SvPVbyte_nolen (req->sv1);
1302 }
1303 else
1304 {
1305 req->type = EIO_FCHOWN;
1306 req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1307 }
1308 1907
1309 REQ_SEND; 1908 REQ_SEND;
1310} 1909}
1311 1910
1312void 1911void
1313aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) 1912aio_readdirx (SV8 *pathname, IV flags, SV *callback = &PL_sv_undef)
1314 PPCODE: 1913 PPCODE:
1315{ 1914{
1316 dREQ; 1915 dREQ;
1317 1916
1318 req->type = EIO_READDIR; 1917 req->type = EIO_READDIR;
1319 req->sv1 = newSVsv (pathname);
1320 req->ptr1 = SvPVbyte_nolen (req->sv1);
1321 req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; 1918 req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1;
1322 1919
1323 if (flags & EIO_READDIR_DENTS) 1920 if (flags & EIO_READDIR_DENTS)
1324 req->int1 |= EIO_READDIR_CUSTOM2; 1921 req->int1 |= EIO_READDIR_CUSTOM2;
1325 1922
1923 req_set_path1 (req, pathname);
1924
1326 REQ_SEND; 1925 REQ_SEND;
1327} 1926}
1328 1927
1329void 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
1330aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) 1942aio_unlink (SV8 *pathname, SV *callback = &PL_sv_undef)
1331 ALIAS: 1943 ALIAS:
1332 aio_unlink = EIO_UNLINK 1944 aio_unlink = EIO_UNLINK
1333 aio_rmdir = EIO_RMDIR 1945 aio_rmdir = EIO_RMDIR
1334 aio_readdir = EIO_READDIR 1946 aio_readdir = EIO_READDIR
1335 PPCODE: 1947 PPCODE:
1336{ 1948{
1337 dREQ; 1949 dREQ;
1338 1950
1339 req->type = ix; 1951 req->type = ix;
1340 req->sv1 = newSVsv (pathname); 1952 req_set_path1 (req, pathname);
1341 req->ptr1 = SvPVbyte_nolen (req->sv1);
1342 1953
1343 REQ_SEND; 1954 REQ_SEND;
1344} 1955}
1345 1956
1346void 1957void
1347aio_link (SV8 *oldpath, SV8 *newpath, SV *callback=&PL_sv_undef) 1958aio_link (SV8 *oldpath, SV8 *newpath, SV *callback = &PL_sv_undef)
1348 ALIAS: 1959 ALIAS:
1349 aio_link = EIO_LINK 1960 aio_link = EIO_LINK
1350 aio_symlink = EIO_SYMLINK 1961 aio_symlink = EIO_SYMLINK
1351 aio_rename = EIO_RENAME 1962 aio_rename = EIO_RENAME
1352 PPCODE: 1963 PPCODE:
1353{ 1964{
1965 eio_wd wd2 = 0;
1354 dREQ; 1966 dREQ;
1355 1967
1356 req->type = ix; 1968 req->type = ix;
1357 req->sv1 = newSVsv (oldpath); 1969 req_set_path1 (req, oldpath);
1358 req->ptr1 = SvPVbyte_nolen (req->sv1); 1970 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1359 req->sv2 = newSVsv (newpath); 1971 req->int3 = (long)wd2;
1360 req->ptr2 = SvPVbyte_nolen (req->sv2);
1361 1972
1362 REQ_SEND; 1973 REQ_SEND;
1363} 1974}
1364 1975
1365void 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
1366aio_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)
1367 PPCODE: 1994 PPCODE:
1368{ 1995{
1369 dREQ; 1996 dREQ;
1370 1997
1371 req->type = EIO_MKNOD; 1998 req->type = EIO_MKNOD;
1372 req->sv1 = newSVsv (pathname);
1373 req->ptr1 = SvPVbyte_nolen (req->sv1);
1374 req->int2 = (mode_t)mode; 1999 req->int2 = (mode_t)mode;
1375 req->offs = dev; 2000 req->offs = dev;
2001 req_set_path1 (req, pathname);
1376 2002
1377 REQ_SEND; 2003 REQ_SEND;
1378} 2004}
1379 2005
1380void 2006void
1381aio_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)
1382 ALIAS: 2008 ALIAS:
1383 aio_mtouch = EIO_MTOUCH 2009 aio_mtouch = EIO_MTOUCH
1384 aio_msync = EIO_MSYNC 2010 aio_msync = EIO_MSYNC
1385 PPCODE: 2011 PPCODE:
1386{ 2012{
1387 STRLEN svlen; 2013 STRLEN svlen;
1388 char *svptr = SvPVbyte (data, svlen); 2014 char *svptr = SvPVbyte (data, svlen);
1389 UV len = SvUV (length); 2015 UV len = SvUV (length);
2016
2017 if (flags < 0)
2018 flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0;
1390 2019
1391 if (offset < 0) 2020 if (offset < 0)
1392 offset += svlen; 2021 offset += svlen;
1393 2022
1394 if (offset < 0 || offset > svlen) 2023 if (offset < 0 || offset > svlen)
… …
1409 REQ_SEND; 2038 REQ_SEND;
1410 } 2039 }
1411} 2040}
1412 2041
1413void 2042void
1414aio_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)
1415 PPCODE: 2044 PPCODE:
1416{ 2045{
1417 STRLEN svlen; 2046 STRLEN svlen;
1418 char *svptr = SvPVbyte (data, svlen); 2047 char *svptr = SvPVbyte (data, svlen);
1419 UV len = SvUV (length); 2048 UV len = SvUV (length);
… …
1438 REQ_SEND; 2067 REQ_SEND;
1439 } 2068 }
1440} 2069}
1441 2070
1442void 2071void
1443aio_mlockall (IV flags, SV *callback=&PL_sv_undef) 2072aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1444 PPCODE: 2073 PPCODE:
1445{ 2074{
1446 dREQ; 2075 dREQ;
1447 2076
1448 req->type = EIO_MLOCKALL; 2077 req->type = EIO_MLOCKALL;
… …
1450 2079
1451 REQ_SEND; 2080 REQ_SEND;
1452} 2081}
1453 2082
1454void 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
1455aio_busy (double delay, SV *callback=&PL_sv_undef) 2145aio_busy (double delay, SV *callback = &PL_sv_undef)
1456 PPCODE: 2146 PPCODE:
1457{ 2147{
1458 dREQ; 2148 dREQ;
1459 2149
1460 req->type = EIO_BUSY; 2150 req->type = EIO_BUSY;
… …
1462 2152
1463 REQ_SEND; 2153 REQ_SEND;
1464} 2154}
1465 2155
1466void 2156void
1467aio_group (SV *callback=&PL_sv_undef) 2157aio_group (SV *callback = &PL_sv_undef)
1468 PPCODE: 2158 PPCODE:
1469{ 2159{
1470 dREQ; 2160 dREQ;
1471 2161
1472 req->type = EIO_GROUP; 2162 req->type = EIO_GROUP;
1473 2163
2164 PUTBACK;
1474 req_submit (req); 2165 req_submit (req);
2166 SPAGAIN;
2167
1475 XPUSHs (req_sv (req, aio_grp_stash)); 2168 XPUSHs (req_sv (req, aio_grp_stash));
1476} 2169}
1477 2170
1478void 2171void
1479aio_nop (SV *callback=&PL_sv_undef) 2172aio_nop (SV *callback = &PL_sv_undef)
1480 ALIAS: 2173 ALIAS:
1481 aio_nop = EIO_NOP 2174 aio_nop = EIO_NOP
1482 aio_sync = EIO_SYNC 2175 aio_sync = EIO_SYNC
1483 PPCODE: 2176 PPCODE:
1484{ 2177{
… …
1488 2181
1489 REQ_SEND; 2182 REQ_SEND;
1490} 2183}
1491 2184
1492int 2185int
1493aioreq_pri (int pri = 0) 2186aioreq_pri (int pri = NO_INIT)
1494 CODE: 2187 CODE:
1495 RETVAL = next_pri; 2188 RETVAL = next_pri;
1496 if (items > 0) 2189 if (items > 0)
1497 { 2190 {
1498 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN; 2191 if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
… …
1580 CODE: 2273 CODE:
1581 RETVAL = posix_fadvise (fh, offset, length, advice); 2274 RETVAL = posix_fadvise (fh, offset, length, advice);
1582 OUTPUT: 2275 OUTPUT:
1583 RETVAL 2276 RETVAL
1584 2277
1585ssize_t 2278IV
1586sendfile (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)
1587 CODE: 2280 CODE:
1588 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); 2281 RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1589 OUTPUT: 2282 OUTPUT:
1590 RETVAL 2283 RETVAL
1591 2284
1592void 2285void
1593mmap (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)
1594 PPCODE: 2287 PPCODE:
1595 sv_unmagic (scalar, MMAP_MAGIC); 2288 sv_clear_foreign (scalar);
1596{ 2289{
1597 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;
1598 void *addr = (void *)mmap (0, length, prot, flags, fd, offset); 2291 void *addr = (void *)mmap (0, length, prot, flags, fd, offset);
1599 if (addr == (void *)-1) 2292 if (addr == (void *)-1)
1600 XSRETURN_NO; 2293 XSRETURN_NO;
1601 2294
1602 sv_force_normal (scalar); 2295 sv_set_foreign (scalar, &mmap_vtbl, addr, length);
1603
1604 /* we store the length in mg_obj, as namlen is I32 :/ */
1605 sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0)
1606 ->mg_obj = (SV *)length;
1607
1608 SvUPGRADE (scalar, SVt_PV); /* nop... */
1609 2296
1610 if (!(prot & PROT_WRITE)) 2297 if (!(prot & PROT_WRITE))
1611 SvREADONLY_on (scalar); 2298 SvREADONLY_on (scalar);
1612 2299
1613 if (SvLEN (scalar))
1614 Safefree (SvPVX (scalar));
1615
1616 SvPVX (scalar) = (char *)addr;
1617 SvCUR_set (scalar, length);
1618 SvLEN_set (scalar, 0);
1619 SvPOK_only (scalar);
1620
1621 XSRETURN_YES; 2300 XSRETURN_YES;
1622} 2301}
1623 2302
1624void 2303void
1625munmap (SV *scalar) 2304munmap (SV *scalar)
1626 CODE: 2305 CODE:
1627 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
1628 2337
1629int 2338int
1630madvise (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)
1631 ALIAS: 2340 ALIAS:
1632 mprotect = 1 2341 mprotect = 1
1633 CODE: 2342 CODE:
1634{ 2343{
1635 STRLEN svlen; 2344 STRLEN svlen;
1636 void *addr = SvPVbyte (scalar, svlen); 2345 void *addr = SvPVbyte (scalar, svlen);
1637 size_t len = SvUV (length); 2346 STRLEN len = SvUV (length);
1638 2347
1639 if (offset < 0) 2348 if (offset < 0)
1640 offset += svlen; 2349 offset += svlen;
1641 2350
1642 if (offset < 0 || offset > svlen) 2351 if (offset < 0 || offset > svlen)
… …
1656} 2365}
1657 OUTPUT: 2366 OUTPUT:
1658 RETVAL 2367 RETVAL
1659 2368
1660int 2369int
1661munlock (SV *scalar, off_t offset = 0, SV *length = &PL_sv_undef) 2370munlock (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef)
1662 CODE: 2371 CODE:
1663{ 2372{
1664 STRLEN svlen; 2373 STRLEN svlen;
1665 void *addr = SvPVbyte (scalar, svlen); 2374 void *addr = SvPVbyte (scalar, svlen);
1666 size_t len = SvUV (length); 2375 size_t len = SvUV (length);
1667 2376
1668 if (offset < 0) 2377 if (offset < 0)
1669 offset += svlen; 2378 offset += svlen;
1670 2379
… …
1677 addr = (void *)(((intptr_t)addr) + offset); 2386 addr = (void *)(((intptr_t)addr) + offset);
1678 eio_page_align (&addr, &len); 2387 eio_page_align (&addr, &len);
1679#if _POSIX_MEMLOCK_RANGE 2388#if _POSIX_MEMLOCK_RANGE
1680 RETVAL = munlock (addr, len); 2389 RETVAL = munlock (addr, len);
1681#else 2390#else
1682 RETVAL = ((errno = ENOSYS), -1); 2391 RETVAL = EIO_ENOSYS ();
1683#endif 2392#endif
1684} 2393}
1685 OUTPUT: 2394 OUTPUT:
2395 RETVAL
2396
2397int
2398mlockall (int flags)
2399 PROTOTYPE: $;
2400 CODE:
2401 RETVAL = eio_mlockall_sync (flags);
2402 OUTPUT:
1686 RETVAL 2403 RETVAL
1687 2404
1688int 2405int
1689munlockall () 2406munlockall ()
1690 CODE: 2407 CODE:
1691#if _POSIX_MEMLOCK 2408#if _POSIX_MEMLOCK
1692 munlockall (); 2409 munlockall ();
1693#else 2410#else
1694 RETVAL = -1; 2411 RETVAL = EIO_ENOSYS ();
1695 errno = ENOSYS;
1696#endif 2412#endif
1697 OUTPUT: 2413 OUTPUT:
1698 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}
1699 2870
1700void _on_next_submit (SV *cb) 2871void _on_next_submit (SV *cb)
1701 CODE: 2872 CODE:
1702 SvREFCNT_dec (on_next_submit); 2873 SvREFCNT_dec (on_next_submit);
1703 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; 2874 on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1704 2875
1705PROTOTYPES: DISABLE 2876PROTOTYPES: DISABLE
1706 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
1707MODULE = IO::AIO PACKAGE = IO::AIO::REQ 2906MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1708 2907
1709void 2908void
1710cancel (aio_req_ornot req) 2909cancel (aio_req_ornot req)
1711 CODE: 2910 CODE:
1712 eio_cancel (req); 2911 eio_cancel (req);
1713 2912
1714void 2913void
1715cb (aio_req_ornot req, SV *callback=&PL_sv_undef) 2914cb (aio_req_ornot req, SV *callback = NO_INIT)
1716 PPCODE: 2915 PPCODE:
1717{ 2916{
1718 if (GIMME_V != G_VOID) 2917 if (GIMME_V != G_VOID)
1719 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);
1720 2919
1721 if (items > 1) 2920 if (items > 1)
1722 { 2921 {
1723 SV *cb_cv =get_cb (callback); 2922 SV *cb_cv = get_cb (callback);
1724 2923
1725 SvREFCNT_dec (req->callback); 2924 SvREFCNT_dec (req->callback);
1726 req->callback = SvREFCNT_inc (cb_cv); 2925 req->callback = SvREFCNT_inc (cb_cv);
1727 } 2926 }
1728} 2927}
… …
1785limit (aio_req grp, int limit) 2984limit (aio_req grp, int limit)
1786 CODE: 2985 CODE:
1787 eio_grp_limit (grp, limit); 2986 eio_grp_limit (grp, limit);
1788 2987
1789void 2988void
1790feed (aio_req grp, SV *callback=&PL_sv_undef) 2989feed (aio_req grp, SV *callback = &PL_sv_undef)
1791 CODE: 2990 CODE:
1792{ 2991{
1793 SvREFCNT_dec (grp->sv2); 2992 SvREFCNT_dec (grp->sv2);
1794 grp->sv2 = newSVsv (callback); 2993 grp->sv2 = newSVsv (callback);
1795 grp->feed = aio_grp_feed; 2994 grp->feed = aio_grp_feed;

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