[ViewVC] Diff of: cvs/IO-AIO/AIO.xs

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.190 by root, Mon Jul 18 02:02:26 2011 UTC vs.
Revision 1.213 by root, Tue Apr 10 05:01:33 2012 UTC

…		…
17	#include <fcntl.h>	17	#include <fcntl.h>
18	#include <sched.h>	18	#include <sched.h>
19		19
20	#if _POSIX_MEMLOCK \|\| _POSIX_MEMLOCK_RANGE \|\| _POSIX_MAPPED_FILES	20	#if _POSIX_MEMLOCK \|\| _POSIX_MEMLOCK_RANGE \|\| _POSIX_MAPPED_FILES
21	# include <sys/mman.h>	21	# include <sys/mman.h>
		22	#endif
		23
		24	#if __linux__
		25	# include <linux/fs.h>
		26	# ifdef FS_IOC_FIEMAP
		27	# include <linux/types.h>
		28	# include <linux/fiemap.h>
		29	# define HAVE_FIEMAP 1
		30	# endif
22	#endif	31	#endif
23		32
24	/* perl namespace pollution */	33	/* perl namespace pollution */
25	#undef VERSION	34	#undef VERSION
26		35
…		…
62	#undef dup	71	#undef dup
63	#undef dup2	72	#undef dup2
64	#undef abort	73	#undef abort
65	#undef pipe	74	#undef pipe
66		75
		76	#define EIO_STRUCT_STAT struct _stati64
		77	#define EIO_STRUCT_STATI64
		78
67	#else	79	#else
68		80
69	#include <sys/time.h>	81	#include <sys/time.h>
70	#include <sys/select.h>	82	#include <sys/select.h>
71	#include <unistd.h>	83	#include <unistd.h>
72	#include <utime.h>	84	#include <utime.h>
73	#include <signal.h>	85	#include <signal.h>
74		86
75	#endif
76
77	#define EIO_STRUCT_STAT Stat_t	87	#define EIO_STRUCT_STAT Stat_t
78		88
79	/* use NV for 32 bit perls as it allows larger offsets */
80	#if IVSIZE >= 8
81	# define VAL64 IV
82	# define SvVAL64 SvIV
83	# define newSVval64 newSViv
84	#else
85	# define VAL64 NV
86	# define SvVAL64 SvNV
87	# define newSVval64 newSVnv
88	#endif	89	#endif
89		90
90	/*****************************************************************************/	91	/*****************************************************************************/
91		92
92	#if __GNUC__ >= 3	93	#if __GNUC__ >= 3
…		…
102		103
103	typedef SV SV8; /* byte-sv, used for argument-checking */	104	typedef SV SV8; /* byte-sv, used for argument-checking */
104	typedef int aio_rfd; /* read file desriptor */	105	typedef int aio_rfd; /* read file desriptor */
105	typedef int aio_wfd; /* write file descriptor */	106	typedef int aio_wfd; /* write file descriptor */
106		107
107	static HV aio_stash, aio_req_stash, *aio_grp_stash;	108	static HV aio_stash, aio_req_stash, aio_grp_stash, aio_wd_stash;
108		109
109	#define EIO_REQ_MEMBERS \	110	#define EIO_REQ_MEMBERS \
110	SV *callback; \	111	SV *callback; \
111	SV sv1, sv2; \	112	SV sv1, sv2; \
		113	SV sv3, sv4; \
112	STRLEN stroffset; \	114	STRLEN stroffset; \
113	SV *self;	115	SV *self;
114		116
115	#define EIO_NO_WRAPPERS 1	117	#define EIO_NO_WRAPPERS 1
116		118
…		…
122	static void req_destroy (eio_req *grp);	124	static void req_destroy (eio_req *grp);
123	#define EIO_DESTROY(req) req_destroy (req)	125	#define EIO_DESTROY(req) req_destroy (req)
124		126
125	#include "libeio/eio.c"	127	#include "libeio/eio.c"
126		128
127	/* Linux/others */
128	#ifndef O_ASYNC
129	# define O_ASYNC 0
130	#endif
131	#ifndef O_DIRECT
132	# define O_DIRECT 0
133	#endif
134	#ifndef O_NOATIME
135	# define O_NOATIME 0
136	#endif
137
138	/* POSIX */
139	#ifndef O_CLOEXEC
140	# define O_CLOEXEC 0
141	#endif
142	#ifndef O_NOFOLLOW
143	# define O_NOFOLLOW 0
144	#endif
145	#ifndef O_NOCTTY
146	# define O_NOCTTY 0
147	#endif
148	#ifndef O_NONBLOCK
149	# define O_NONBLOCK 0
150	#endif
151	#ifndef O_EXEC
152	# define O_EXEC 0
153	#endif
154	#ifndef O_SEARCH
155	# define O_SEARCH 0
156	#endif
157	#ifndef O_DIRECTORY
158	# define O_DIRECTORY 0
159	#endif
160	#ifndef O_DSYNC
161	# define O_DSYNC 0
162	#endif
163	#ifndef O_RSYNC
164	# define O_RSYNC 0
165	#endif
166	#ifndef O_SYNC
167	# define O_SYNC 0
168	#endif
169	#ifndef O_TTY_INIT
170	# define O_TTY_INIT 0
171	#endif
172
173	#ifndef POSIX_FADV_NORMAL
174	# define POSIX_FADV_NORMAL 0
175	#endif
176	#ifndef POSIX_FADV_SEQUENTIAL
177	# define POSIX_FADV_SEQUENTIAL 0
178	#endif
179	#ifndef POSIX_FADV_RANDOM
180	# define POSIX_FADV_RANDOM 0
181	#endif
182	#ifndef POSIX_FADV_NOREUSE
183	# define POSIX_FADV_NOREUSE 0
184	#endif
185	#ifndef POSIX_FADV_WILLNEED
186	# define POSIX_FADV_WILLNEED 0
187	#endif
188	#ifndef POSIX_FADV_DONTNEED
189	# define POSIX_FADV_DONTNEED 0
190	#endif
191
192	#if !HAVE_POSIX_FADVISE	129	#if !HAVE_POSIX_FADVISE
193	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */	130	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
194	#endif	131	#endif
195		132
196	#ifndef POSIX_MADV_NORMAL
197	# define POSIX_MADV_NORMAL 0
198	#endif
199	#ifndef POSIX_MADV_SEQUENTIAL
200	# define POSIX_MADV_SEQUENTIAL 0
201	#endif
202	#ifndef POSIX_MADV_RANDOM
203	# define POSIX_MADV_RANDOM 0
204	#endif
205	#ifndef POSIX_MADV_WILLNEED
206	# define POSIX_MADV_WILLNEED 0
207	#endif
208	#ifndef POSIX_MADV_DONTNEED
209	# define POSIX_MADV_DONTNEED 0
210	#endif
211
212	#if !HAVE_POSIX_MADVISE	133	#if !HAVE_POSIX_MADVISE
213	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */	134	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
214	#endif
215
216	#ifndef PROT_NONE
217	# define PROT_NONE 0
218	#endif
219	#ifndef PROT_READ
220	# define PROT_READ 0
221	#endif
222	#ifndef PROT_WRITE
223	# define PROT_READ 0
224	#endif
225	#ifndef PROT_EXEC
226	# define PROT_EXEC 0
227	#endif
228
229	#ifndef ST_RDONLY
230	# define ST_RDONLY 0
231	#endif
232	#ifndef ST_NOSUID
233	# define ST_NOSUID 0
234	#endif
235	#ifndef ST_NODEV
236	# define ST_NODEV 0
237	#endif
238	#ifndef ST_NOEXEC
239	# define ST_NOEXEC 0
240	#endif
241	#ifndef ST_SYNCHRONOUS
242	# define ST_SYNCHRONOUS 0
243	#endif
244	#ifndef ST_MANDLOCK
245	# define ST_MANDLOCK 0
246	#endif
247	#ifndef ST_WRITE
248	# define ST_WRITE 0
249	#endif
250	#ifndef ST_APPEND
251	# define ST_APPEND 0
252	#endif
253	#ifndef ST_IMMUTABLE
254	# define ST_IMMUTABLE 0
255	#endif
256	#ifndef ST_NOATIME
257	# define ST_NOATIME 0
258	#endif
259	#ifndef ST_NODIRATIME
260	# define ST_NODIRATIME 0
261	#endif
262	#ifndef ST_RELATIME
263	# define ST_RELATIME 0
264	#endif
265
266	#ifndef S_IFIFO
267	# define S_IFIFO 0
268	#endif
269	#ifndef S_IFCHR
270	# define S_IFCHR 0
271	#endif
272	#ifndef S_IFBLK
273	# define S_IFBLK 0
274	#endif
275	#ifndef S_IFLNK
276	# define S_IFLNK 0
277	#endif
278	#ifndef S_IFREG
279	# define S_IFREG 0
280	#endif
281	#ifndef S_IFDIR
282	# define S_IFDIR 0
283	#endif
284	#ifndef S_IFWHT
285	# define S_IFWHT 0
286	#endif
287	#ifndef S_IFSOCK
288	# define S_IFSOCK 0
289	#endif	135	#endif
290		136
291	#ifndef MAP_ANONYMOUS	137	#ifndef MAP_ANONYMOUS
292	# ifdef MAP_ANON	138	# ifdef MAP_ANON
293	# define MAP_ANONYMOUS MAP_ANON	139	# define MAP_ANONYMOUS MAP_ANON
294	# else	140	# else
295	# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */	141	# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
296	# endif	142	# endif
297	#endif	143	#endif
298	#ifndef MAP_HUGETLB	144
299	# define MAP_HUGETLB 0	145	/* defines all sorts of constants to 0 unless they are already defined */
300	#endif	146	#include "def0.h"
301	#ifndef MAP_LOCKED
302	# define MAP_LOCKED 0
303	#endif
304	#ifndef MAP_NORESERVE
305	# define MAP_NORESERVE 0
306	#endif
307	#ifndef MAP_POPULATE
308	# define MAP_POPULATE 0
309	#endif
310	#ifndef MAP_NONBLOCK
311	# define MAP_NONBLOCK 0
312	#endif
313		147
314	#ifndef makedev	148	#ifndef makedev
315	# define makedev(maj,min) (((maj) << 8) \| (min))	149	# define makedev(maj,min) (((maj) << 8) \| (min))
316	#endif	150	#endif
317	#ifndef major	151	#ifndef major
…		…
322	#endif	156	#endif
323		157
324	#ifndef PAGESIZE	158	#ifndef PAGESIZE
325	# define PAGESIZE sysconf (_SC_PAGESIZE)	159	# define PAGESIZE sysconf (_SC_PAGESIZE)
326	#endif	160	#endif
		161
		162	/*****************************************************************************/
		163
		164	static void
		165	fiemap (eio_req *req)
		166	{
		167	req->result = -1;
		168
		169	#if HAVE_FIEMAP
		170	int count = req->int3;
		171
		172	/* heuristic: first try with 64 extents if we don't know how many, */
		173	/* as most files have (hopefully) fewer than this many extents */
		174	/* in fact, most should have <= 2, so maybe the 72 below is probably overkill */
		175	if (count < 0)
		176	count = 72; /* for what it's worth, 72 extents fit nicely into 4kb */
		177
		178	for (;;)
		179	{
		180	struct fiemap fiemap = malloc (sizeof (fiemap) + sizeof (struct fiemap_extent) * count);
		181	errno = ENOMEM;
		182	if (!fiemap)
		183	return;
		184
		185	req->ptr1 = fiemap;
		186	req->flags \|= EIO_FLAG_PTR1_FREE;
		187
		188	fiemap->fm_start = req->offs;
		189	fiemap->fm_length = req->size;
		190	fiemap->fm_flags = req->int2;
		191	fiemap->fm_extent_count = count;
		192
		193	if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap))
		194	return;
		195
		196	if (req->int3 >= 0)
		197	break; /* when not autosizing we are done */
		198
		199	if (fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST)
		200	break; /* autosizing successful, we are done */
		201
		202	fiemap->fm_flags = req->int2;
		203	fiemap->fm_extent_count = 0;
		204
		205	if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap))
		206	return;
		207
		208	count = fiemap->fm_mapped_extents;
		209
		210	free (fiemap);
		211	}
		212
		213	req->result = 0;
		214
		215	#else
		216	errno = ENOSYS;
		217	#endif
		218	}
		219
		220	/*****************************************************************************/
327		221
328	enum {	222	enum {
329	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */	223	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
330	};	224	};
331		225
332	typedef eio_req *aio_req;	226	typedef eio_req *aio_req;
333	typedef eio_req *aio_req_ornot;	227	typedef eio_req *aio_req_ornot;
		228	typedef eio_wd aio_wd;
334		229
335	static SV *on_next_submit;	230	static SV *on_next_submit;
336	static int next_pri = EIO_PRI_DEFAULT;	231	static int next_pri = EIO_PRI_DEFAULT;
337	static int max_outstanding;	232	static int max_outstanding;
338		233
339	static s_epipe respipe;	234	static s_epipe respipe;
340		235
341	static void req_destroy (aio_req req);	236	static void req_destroy (aio_req req);
342	static void req_cancel (aio_req req);	237	static void req_cancel (aio_req req);
343		238
344	static void want_poll (void)	239	static void
		240	want_poll (void)
345	{	241	{
346	/* write a dummy byte to the pipe so fh becomes ready */	242	/* write a dummy byte to the pipe so fh becomes ready */
347	s_epipe_signal (&respipe);	243	s_epipe_signal (&respipe);
348	}	244	}
349		245
350	static void done_poll (void)	246	static void
		247	done_poll (void)
351	{	248	{
352	/* read any signals sent by the worker threads */	249	/* read any signals sent by the worker threads */
353	s_epipe_drain (&respipe);	250	s_epipe_drain (&respipe);
354	}	251	}
355		252
356	/* must be called at most once */	253	/* must be called at most once */
		254	static SV *
357	static SV req_sv (aio_req req, HV stash)	255	req_sv (aio_req req, HV *stash)
358	{	256	{
359	if (!req->self)	257	if (!req->self)
360	{	258	{
361	req->self = (SV *)newHV ();	259	req->self = (SV *)newHV ();
362	sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);	260	sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
363	}	261	}
364		262
365	return sv_2mortal (sv_bless (newRV_inc (req->self), stash));	263	return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
366	}	264	}
367		265
368	static aio_req SvAIO_REQ (SV *sv)	266	static SV *
		267	newSVaio_wd (aio_wd wd)
		268	{
		269	return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash);
		270	}
		271
		272	static aio_req
		273	SvAIO_REQ (SV *sv)
369	{	274	{
370	MAGIC *mg;	275	MAGIC *mg;
371		276
372	if (!SvROK (sv)	277	if (!SvROK (sv)
		278	/* for speed reasons, we do not verify that SvROK actually has a stash ptr */
373	\|\| (SvSTASH (SvRV (sv)) != aio_grp_stash	279	\|\| (SvSTASH (SvRV (sv)) != aio_grp_stash
374	&& SvSTASH (SvRV (sv)) != aio_req_stash	280	&& SvSTASH (SvRV (sv)) != aio_req_stash
375	&& !sv_derived_from (sv, "IO::AIO::REQ")))	281	&& !sv_derived_from (sv, "IO::AIO::REQ")))
376	croak ("object of class IO::AIO::REQ expected");	282	croak ("object of class IO::AIO::REQ expected");
377		283
378	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);	284	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
379		285
380	return mg ? (aio_req)mg->mg_ptr : 0;	286	return mg ? (aio_req)mg->mg_ptr : 0;
381	}	287	}
382		288
		289	static aio_wd
		290	SvAIO_WD (SV *sv)
		291	{
		292	if (!SvROK (sv)
		293	\|\| SvTYPE (SvRV (sv)) != SVt_PVMG
		294	\|\| SvSTASH (SvRV (sv)) != aio_wd_stash)
		295	croak ("IO::AIO: expected a working directory object as returned by aio_wd");
		296
		297	return (aio_wd)(long)SvIVX (SvRV (sv));
		298	}
		299
		300	static void
383	static void aio_grp_feed (aio_req grp)	301	aio_grp_feed (aio_req grp)
384	{	302	{
385	if (grp->sv2 && SvOK (grp->sv2))	303	if (grp->sv2 && SvOK (grp->sv2))
386	{	304	{
387	dSP;	305	dSP;
388		306
…		…
396	FREETMPS;	314	FREETMPS;
397	LEAVE;	315	LEAVE;
398	}	316	}
399	}	317	}
400		318
		319	static void
401	static void req_submit (eio_req *req)	320	req_submit (eio_req *req)
402	{	321	{
403	eio_submit (req);	322	eio_submit (req);
404		323
405	if (expect_false (on_next_submit))	324	if (expect_false (on_next_submit))
406	{	325	{
…		…
413	PUTBACK;	332	PUTBACK;
414	call_sv (cb, G_DISCARD \| G_EVAL);	333	call_sv (cb, G_DISCARD \| G_EVAL);
415	}	334	}
416	}	335	}
417		336
		337	static int
418	static int req_invoke (eio_req *req)	338	req_invoke (eio_req *req)
419	{	339	{
420	if (req->flags & FLAG_SV2_RO_OFF)	340	if (req->flags & FLAG_SV2_RO_OFF)
421	SvREADONLY_off (req->sv2);	341	SvREADONLY_off (req->sv2);
422		342
423	if (!EIO_CANCELLED (req) && req->callback)	343	if (!EIO_CANCELLED (req) && req->callback)
…		…
444	SvREADONLY_on (sv_result);	364	SvREADONLY_on (sv_result);
445	}	365	}
446		366
447	switch (req->type)	367	switch (req->type)
448	{	368	{
		369	case EIO_WD_OPEN:
		370	PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd)));
		371	break;
		372
449	case EIO_READDIR:	373	case EIO_READDIR:
450	{	374	{
451	SV *rv = &PL_sv_undef;	375	SV *rv = &PL_sv_undef;
452		376
453	if (req->result >= 0)	377	if (req->result >= 0)
…		…
595	break;	519	break;
596		520
597	case EIO_STAT:	521	case EIO_STAT:
598	case EIO_LSTAT:	522	case EIO_LSTAT:
599	case EIO_FSTAT:	523	case EIO_FSTAT:
600	PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;	524	PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
		525
601	PL_laststatval = req->result;	526	if (!(PL_laststatval = req->result))
602	/* if compilation fails here then perl's Stat_t is not struct _stati64 */	527	/* if compilation fails here then perl's Stat_t is not struct _stati64 */
603	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);	528	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);
		529
604	PUSHs (sv_result);	530	PUSHs (sv_result);
		531	break;
		532
		533	case EIO_SEEK:
		534	PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs)));
605	break;	535	break;
606		536
607	case EIO_READ:	537	case EIO_READ:
608	{	538	{
609	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));	539	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
…		…
612	SvSETMAGIC (req->sv2);	542	SvSETMAGIC (req->sv2);
613	PUSHs (sv_result);	543	PUSHs (sv_result);
614	}	544	}
615	break;	545	break;
616		546
		547	case EIO_CUSTOM:
		548	if (req->feed == fiemap)
		549	{
		550	#if HAVE_FIEMAP
		551	if (!req->result)
		552	{
		553	struct fiemap fiemap = (struct fiemap )req->ptr1;
		554
		555	if (fiemap->fm_extent_count)
		556	{
		557	AV *av = newAV ();
		558	int i;
		559
		560	while (fiemap->fm_mapped_extents)
		561	{
		562	struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents];
		563	AV *ext_av = newAV ();
		564
		565	av_store (ext_av, 3, newSVuv (extent->fe_flags));
		566	av_store (ext_av, 2, newSVval64 (extent->fe_length));
		567	av_store (ext_av, 1, newSVval64 (extent->fe_physical));
		568	av_store (ext_av, 0, newSVval64 (extent->fe_logical));
		569
		570	av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av));
		571	}
		572
		573	PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		574	}
		575	else
		576	{
		577	SvIV_set (sv_result, fiemap->fm_mapped_extents);
		578	PUSHs (sv_result);
		579	}
		580	}
		581	#endif
		582	}
		583	else
		584	PUSHs (sv_result);
		585	break;
		586
617	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */	587	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
618	if (req->result > 0)	588	if (req->result > 0)
619	SvIV_set (sv_result, 0);	589	SvIV_set (sv_result, 0);
620	/* FALLTHROUGH */	590	/* FALLTHROUGH */
621		591
…		…
642	}	612	}
643		613
644	return !!SvTRUE (ERRSV);	614	return !!SvTRUE (ERRSV);
645	}	615	}
646		616
		617	static void
647	static void req_destroy (aio_req req)	618	req_destroy (aio_req req)
648	{	619	{
649	if (req->self)	620	if (req->self)
650	{	621	{
651	sv_unmagic (req->self, PERL_MAGIC_ext);	622	sv_unmagic (req->self, PERL_MAGIC_ext);
652	SvREFCNT_dec (req->self);	623	SvREFCNT_dec (req->self);
653	}	624	}
654		625
655	SvREFCNT_dec (req->sv1);	626	SvREFCNT_dec (req->sv1);
656	SvREFCNT_dec (req->sv2);	627	SvREFCNT_dec (req->sv2);
		628	SvREFCNT_dec (req->sv3);
		629	SvREFCNT_dec (req->sv4);
657	SvREFCNT_dec (req->callback);	630	SvREFCNT_dec (req->callback);
658		631
659	Safefree (req);	632	free (req);
660	}	633	}
661		634
		635	static void
662	static void req_cancel_subs (aio_req grp)	636	req_cancel_subs (aio_req grp)
663	{	637	{
664	if (grp->type != EIO_GROUP)	638	if (grp->type != EIO_GROUP)
665	return;	639	return;
666		640
667	SvREFCNT_dec (grp->sv2);	641	SvREFCNT_dec (grp->sv2);
668	grp->sv2 = 0;	642	grp->sv2 = 0;
669		643
670	eio_grp_cancel (grp);	644	eio_grp_cancel (grp);
671	}	645	}
672		646
		647	static void ecb_cold
673	static void create_respipe (void)	648	create_respipe (void)
674	{	649	{
675	if (s_epipe_renew (&respipe))	650	if (s_epipe_renew (&respipe))
676	croak ("IO::AIO: unable to initialize result pipe");	651	croak ("IO::AIO: unable to initialize result pipe");
677	}	652	}
678		653
679	static void poll_wait (void)	654	static void
		655	poll_wait (void)
680	{	656	{
681	while (eio_nreqs ())	657	while (eio_nreqs ())
682	{	658	{
683	int size;	659	int size;
684		660
…		…
693		669
694	s_epipe_wait (&respipe);	670	s_epipe_wait (&respipe);
695	}	671	}
696	}	672	}
697		673
698	static int poll_cb (void)	674	static int
		675	poll_cb (void)
699	{	676	{
700	for (;;)	677	for (;;)
701	{	678	{
702	int res = eio_poll ();	679	int res = eio_poll ();
703		680
…		…
721	}	698	}
722		699
723	/*****************************************************************************/	700	/*****************************************************************************/
724		701
725	#if !_POSIX_MAPPED_FILES	702	#if !_POSIX_MAPPED_FILES
726	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)	703	# define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS ()
727	# define munmap(addr,length) (errno = ENOSYS, -1)	704	# define munmap(addr,length) EIO_ENOSYS ()
728	#endif	705	#endif
729		706
730	#if !_POSIX_MEMORY_PROTECTION	707	#if !_POSIX_MEMORY_PROTECTION
731	# define mprotect(addr,len,prot) (errno = ENOSYS, -1)	708	# define mprotect(addr,len,prot) EIO_ENOSYS ()
732	# define PROT_NONE 0	709	# define PROT_NONE 0
733	# define PROT_WRITE 0	710	# define PROT_WRITE 0
734	# define MAP_PRIVATE 0	711	# define MAP_PRIVATE 0
735	# define MAP_SHARED 0	712	# define MAP_SHARED 0
736	# define MAP_FIXED 0	713	# define MAP_FIXED 0
737	#endif	714	#endif
738		715
739	#define MMAP_MAGIC PERL_MAGIC_ext	716	#define MMAP_MAGIC PERL_MAGIC_ext
740		717
		718	static int ecb_cold
741	static int mmap_free (pTHX_ SV sv, MAGIC mg)	719	mmap_free (pTHX_ SV sv, MAGIC mg)
742	{	720	{
743	int old_errno = errno;	721	int old_errno = errno;
744	munmap (mg->mg_ptr, (size_t)mg->mg_obj);	722	munmap (mg->mg_ptr, (size_t)mg->mg_obj);
745	errno = old_errno;	723	errno = old_errno;
746		724
…		…
762	0, 0, 0, 0, mmap_free	740	0, 0, 0, 0, mmap_free
763	};	741	};
764		742
765	/*****************************************************************************/	743	/*****************************************************************************/
766		744
		745	static SV *
767	static SV * get_cb (SV *cb_sv)	746	get_cb (SV *cb_sv)
768	{	747	{
769	SvGETMAGIC (cb_sv);	748	SvGETMAGIC (cb_sv);
770	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;	749	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
771	}	750	}
772		751
		752	static aio_req ecb_noinline
		753	dreq (SV *callback)
		754	{
		755	SV *cb_cv;
		756	aio_req req;
		757	int req_pri = next_pri;
		758	next_pri = EIO_PRI_DEFAULT;
		759
		760	cb_cv = get_cb (callback);
		761
		762	req = calloc (sizeof (*req), 1);
		763	if (!req)
		764	croak ("out of memory during eio_req allocation");
		765
		766	req->callback = SvREFCNT_inc (cb_cv);
		767	req->pri = req_pri;
		768
		769	return req;
		770	}
		771
773	#define dREQ \	772	#define dREQ \
774	SV *cb_cv; \	773	aio_req req = dreq (callback); \
775	aio_req req; \
776	int req_pri = next_pri; \
777	next_pri = EIO_PRI_DEFAULT; \
778	\
779	cb_cv = get_cb (callback); \
780	\
781	Newz (0, req, 1, eio_req); \
782	if (!req) \
783	croak ("out of memory during eio_req allocation"); \
784	\
785	req->callback = SvREFCNT_inc (cb_cv); \
786	req->pri = req_pri
787		774
788	#define REQ_SEND \	775	#define REQ_SEND \
789	PUTBACK; \	776	PUTBACK; \
790	req_submit (req); \	777	req_submit (req); \
791	SPAGAIN; \	778	SPAGAIN; \
792	\	779	\
793	if (GIMME_V != G_VOID) \	780	if (GIMME_V != G_VOID) \
794	XPUSHs (req_sv (req, aio_req_stash));	781	XPUSHs (req_sv (req, aio_req_stash));
795		782
		783	ecb_inline void
		784	req_set_path (aio_req req, SV path, SV wdsv, SV pathsv, eio_wd wd, void **ptr)
		785	{
		786	if (expect_false (SvROK (path)))
		787	{
		788	SV *rv = SvRV (path);
		789	SV *wdob;
		790
		791	if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1)
		792	{
		793	path = AvARRAY (rv)[1];
		794	wdob = AvARRAY (rv)[0];
		795
		796	if (SvOK (wdob))
		797	{
		798	*wd = SvAIO_WD (wdob);
		799	*wdsv = SvREFCNT_inc_NN (SvRV (wdob));
		800	}
		801	else
		802	*wd = EIO_INVALID_WD;
		803	}
		804	else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash)
		805	{
		806	*wd = (aio_wd)(long)SvIVX (rv);
		807	*wdsv = SvREFCNT_inc_NN (rv);
		808	*ptr = ".";
		809	return; /* path set to "." */
		810	}
		811	else
		812	croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair");
		813	}
		814
		815	*pathsv = newSVsv (path);
		816	ptr = SvPVbyte_nolen (pathsv);
		817	}
		818
		819	static void ecb_noinline
		820	req_set_path1 (aio_req req, SV *path)
		821	{
		822	req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
		823	}
		824
		825	static void ecb_noinline
		826	req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
		827	{
		828	SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
		829
		830	switch (SvTYPE (rv))
		831	{
		832	case SVt_PVIO:
		833	case SVt_PVLV:
		834	case SVt_PVGV:
		835	req->type = type_fh;
		836	req->sv1 = newSVsv (fh_or_path);
		837	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
		838	break;
		839
		840	default:
		841	req->type = type_path;
		842	req_set_path1 (req, fh_or_path);
		843	break;
		844	}
		845	}
		846
		847	XS(boot_IO__AIO) ecb_cold;
		848
796	MODULE = IO::AIO PACKAGE = IO::AIO	849	MODULE = IO::AIO PACKAGE = IO::AIO
797		850
798	PROTOTYPES: ENABLE	851	PROTOTYPES: ENABLE
799		852
800	BOOT:	853	BOOT:
…		…
804	IV iv;	857	IV iv;
805	} *civ, const_iv[] = {	858	} *civ, const_iv[] = {
806	# define const_niv(name, value) { # name, (IV) value },	859	# define const_niv(name, value) { # name, (IV) value },
807	# define const_iv(name) { # name, (IV) name },	860	# define const_iv(name) { # name, (IV) name },
808	# define const_eio(name) { # name, (IV) EIO_ ## name },	861	# define const_eio(name) { # name, (IV) EIO_ ## name },
		862
		863	/* you have to re-run ./gendef0 after adding/Removing any constants here */
		864
		865	const_iv (ENOSYS)
809	const_iv (EXDEV)	866	const_iv (EXDEV)
810	const_iv (ENOSYS)	867	const_iv (EBADR)
		868
811	const_iv (O_RDONLY)	869	const_iv (O_RDONLY)
812	const_iv (O_WRONLY)	870	const_iv (O_WRONLY)
813	const_iv (O_RDWR)	871	const_iv (O_RDWR)
814	const_iv (O_CREAT)	872	const_iv (O_CREAT)
815	const_iv (O_TRUNC)	873	const_iv (O_TRUNC)
…		…
883	const_iv (MAP_LOCKED)	941	const_iv (MAP_LOCKED)
884	const_iv (MAP_NORESERVE)	942	const_iv (MAP_NORESERVE)
885	const_iv (MAP_POPULATE)	943	const_iv (MAP_POPULATE)
886	const_iv (MAP_NONBLOCK)	944	const_iv (MAP_NONBLOCK)
887		945
		946	const_iv (FIEMAP_FLAG_SYNC)
		947	const_iv (FIEMAP_FLAG_XATTR)
		948	const_iv (FIEMAP_FLAGS_COMPAT)
		949	const_iv (FIEMAP_EXTENT_LAST)
		950	const_iv (FIEMAP_EXTENT_UNKNOWN)
		951	const_iv (FIEMAP_EXTENT_DELALLOC)
		952	const_iv (FIEMAP_EXTENT_ENCODED)
		953	const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED)
		954	const_iv (FIEMAP_EXTENT_NOT_ALIGNED)
		955	const_iv (FIEMAP_EXTENT_DATA_INLINE)
		956	const_iv (FIEMAP_EXTENT_DATA_TAIL)
		957	const_iv (FIEMAP_EXTENT_UNWRITTEN)
		958	const_iv (FIEMAP_EXTENT_MERGED)
		959	const_iv (FIEMAP_EXTENT_SHARED)
		960
		961	const_iv (SPLICE_F_MOVE)
		962	const_iv (SPLICE_F_NONBLOCK)
		963	const_iv (SPLICE_F_MORE)
		964	const_iv (SPLICE_F_GIFT)
		965
		966	const_iv (SEEK_DATA)
		967	const_iv (SEEK_HOLE)
		968
		969	/* libeio constants */
		970	const_eio (SEEK_SET)
		971	const_eio (SEEK_CUR)
		972	const_eio (SEEK_END)
		973
888	const_eio (MCL_FUTURE)	974	const_eio (MCL_FUTURE)
889	const_eio (MCL_CURRENT)	975	const_eio (MCL_CURRENT)
890		976
891	const_eio (MS_ASYNC)	977	const_eio (MS_ASYNC)
892	const_eio (MS_INVALIDATE)	978	const_eio (MS_INVALIDATE)
…		…
917	};	1003	};
918		1004
919	aio_stash = gv_stashpv ("IO::AIO" , 1);	1005	aio_stash = gv_stashpv ("IO::AIO" , 1);
920	aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);	1006	aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
921	aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);	1007	aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
		1008	aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1);
922		1009
923	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1010	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
924	newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv));	1011	newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
925		1012
926	newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));	1013	newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
927		1014
928	reinit ();	1015	reinit ();
929	}	1016	}
930		1017
931	void	1018	void
932	reinit ()	1019	reinit ()
933	PROTOTYPE:	1020	PROTOTYPE:
934	CODE:
935	reinit ();
936		1021
937	void	1022	void
938	max_poll_reqs (unsigned int nreqs)	1023	max_poll_reqs (unsigned int nreqs)
939	PROTOTYPE: $	1024	PROTOTYPE: $
940	CODE:	1025	CODE:
…		…
975	PROTOTYPE: $	1060	PROTOTYPE: $
976	CODE:	1061	CODE:
977	max_outstanding = maxreqs;	1062	max_outstanding = maxreqs;
978		1063
979	void	1064	void
		1065	aio_wd (SV8 pathname, SV callback=&PL_sv_undef)
		1066	PPCODE:
		1067	{
		1068	dREQ;
		1069
		1070	req->type = EIO_WD_OPEN;
		1071	req_set_path1 (req, pathname);
		1072
		1073	REQ_SEND;
		1074	}
		1075
		1076	void
980	aio_open (SV8 pathname, int flags, int mode, SV callback=&PL_sv_undef)	1077	aio_open (SV8 pathname, int flags, int mode, SV callback=&PL_sv_undef)
981	PPCODE:	1078	PPCODE:
982	{	1079	{
983	dREQ;	1080	dREQ;
984		1081
985	req->type = EIO_OPEN;	1082	req->type = EIO_OPEN;
986	req->sv1 = newSVsv (pathname);	1083	req_set_path1 (req, pathname);
987	req->ptr1 = SvPVbyte_nolen (req->sv1);
988	req->int1 = flags;	1084	req->int1 = flags;
989	req->int2 = mode;	1085	req->int2 = mode;
990		1086
991	REQ_SEND;	1087	REQ_SEND;
992	}	1088	}
…		…
994	void	1090	void
995	aio_fsync (SV fh, SV callback=&PL_sv_undef)	1091	aio_fsync (SV fh, SV callback=&PL_sv_undef)
996	ALIAS:	1092	ALIAS:
997	aio_fsync = EIO_FSYNC	1093	aio_fsync = EIO_FSYNC
998	aio_fdatasync = EIO_FDATASYNC	1094	aio_fdatasync = EIO_FDATASYNC
		1095	aio_syncfs = EIO_SYNCFS
999	PPCODE:	1096	PPCODE:
1000	{	1097	{
1001	int fd = s_fileno_croak (fh, 0);	1098	int fd = s_fileno_croak (fh, 0);
1002	dREQ;	1099	dREQ;
1003		1100
1004	req->type = ix;	1101	req->type = ix;
1005	req->sv1 = newSVsv (fh);	1102	req->sv1 = newSVsv (fh);
1006	req->int1 = fd;	1103	req->int1 = fd;
1007		1104
1008	REQ_SEND (req);	1105	REQ_SEND;
1009	}	1106	}
1010		1107
1011	void	1108	void
1012	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)	1109	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)
1013	PPCODE:	1110	PPCODE:
…		…
1020	req->int1 = fd;	1117	req->int1 = fd;
1021	req->offs = offset;	1118	req->offs = offset;
1022	req->size = nbytes;	1119	req->size = nbytes;
1023	req->int2 = flags;	1120	req->int2 = flags;
1024		1121
1025	REQ_SEND (req);	1122	REQ_SEND;
1026	}	1123	}
1027		1124
1028	void	1125	void
1029	aio_fallocate (SV fh, int mode, off_t offset, size_t len, SV callback=&PL_sv_undef)	1126	aio_fallocate (SV fh, int mode, off_t offset, size_t len, SV callback=&PL_sv_undef)
1030	PPCODE:	1127	PPCODE:
…		…
1037	req->int1 = fd;	1134	req->int1 = fd;
1038	req->int2 = mode;	1135	req->int2 = mode;
1039	req->offs = offset;	1136	req->offs = offset;
1040	req->size = len;	1137	req->size = len;
1041		1138
1042	REQ_SEND (req);	1139	REQ_SEND;
1043	}	1140	}
1044		1141
1045	void	1142	void
1046	aio_close (SV fh, SV callback=&PL_sv_undef)	1143	aio_close (SV fh, SV callback=&PL_sv_undef)
1047	PPCODE:	1144	PPCODE:
…		…
1071	req->type = EIO_DUP2;	1168	req->type = EIO_DUP2;
1072	req->int1 = close_fd;	1169	req->int1 = close_fd;
1073	req->sv2 = newSVsv (fh);	1170	req->sv2 = newSVsv (fh);
1074	req->int2 = fd;	1171	req->int2 = fd;
1075		1172
1076	REQ_SEND (req);	1173	REQ_SEND;
		1174	}
		1175
		1176	void
		1177	aio_seek (SV fh, SV offset, int whence, SV *callback=&PL_sv_undef)
		1178	PPCODE:
		1179	{
		1180	int fd = s_fileno_croak (fh, 0);
		1181	dREQ;
		1182
		1183	req->type = EIO_SEEK;
		1184	req->sv1 = newSVsv (fh);
		1185	req->int1 = fd;
		1186	req->offs = SvVAL64 (offset);
		1187	req->int2 = whence;
		1188
		1189	REQ_SEND;
1077	}	1190	}
1078		1191
1079	void	1192	void
1080	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)	1193	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)
1081	ALIAS:	1194	ALIAS:
…		…
1128	REQ_SEND;	1241	REQ_SEND;
1129	}	1242	}
1130	}	1243	}
1131		1244
1132	void	1245	void
1133	aio_readlink (SV8 path, SV callback=&PL_sv_undef)	1246	aio_readlink (SV8 pathname, SV callback=&PL_sv_undef)
1134	ALIAS:	1247	ALIAS:
1135	aio_readlink = EIO_READLINK	1248	aio_readlink = EIO_READLINK
1136	aio_realpath = EIO_REALPATH	1249	aio_realpath = EIO_REALPATH
1137	PPCODE:	1250	PPCODE:
1138	{	1251	{
1139	dREQ;	1252	dREQ;
1140		1253
1141	req->type = ix;	1254	req->type = ix;
1142	req->sv1 = newSVsv (path);	1255	req_set_path1 (req, pathname);
1143	req->ptr1 = SvPVbyte_nolen (req->sv1);
1144		1256
1145	REQ_SEND;	1257	REQ_SEND;
1146	}	1258	}
1147		1259
1148	void	1260	void
…		…
1188	aio_statvfs = EIO_STATVFS	1300	aio_statvfs = EIO_STATVFS
1189	PPCODE:	1301	PPCODE:
1190	{	1302	{
1191	dREQ;	1303	dREQ;
1192		1304
1193	req->sv1 = newSVsv (fh_or_path);	1305	req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1194
1195	if (SvPOK (req->sv1))
1196	{
1197	req->type = ix;
1198	req->ptr1 = SvPVbyte_nolen (req->sv1);
1199	}
1200	else
1201	{
1202	req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
1203	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1204	}
1205		1306
1206	REQ_SEND;	1307	REQ_SEND;
1207	}	1308	}
1208		1309
1209	UV	1310	UV
…		…
1228	{	1329	{
1229	dREQ;	1330	dREQ;
1230		1331
1231	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;	1332	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1232	req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;	1333	req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1233	req->sv1 = newSVsv (fh_or_path);	1334	req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path);
1234
1235	if (SvPOK (req->sv1))
1236	{
1237	req->type = EIO_UTIME;
1238	req->ptr1 = SvPVbyte_nolen (req->sv1);
1239	}
1240	else
1241	{
1242	req->type = EIO_FUTIME;
1243	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1244	}
1245		1335
1246	REQ_SEND;	1336	REQ_SEND;
1247	}	1337	}
1248		1338
1249	void	1339	void
1250	aio_truncate (SV8 fh_or_path, SV offset, SV *callback=&PL_sv_undef)	1340	aio_truncate (SV8 fh_or_path, SV offset, SV *callback=&PL_sv_undef)
1251	PPCODE:	1341	PPCODE:
1252	{	1342	{
1253	dREQ;	1343	dREQ;
1254		1344
1255	req->sv1 = newSVsv (fh_or_path);
1256	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;	1345	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1257		1346	req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path);
1258	if (SvPOK (req->sv1))
1259	{
1260	req->type = EIO_TRUNCATE;
1261	req->ptr1 = SvPVbyte_nolen (req->sv1);
1262	}
1263	else
1264	{
1265	req->type = EIO_FTRUNCATE;
1266	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1267	}
1268		1347
1269	REQ_SEND;	1348	REQ_SEND;
1270	}	1349	}
1271		1350
1272	void	1351	void
1273	aio_chmod (SV8 fh_or_path, int mode, SV callback=&PL_sv_undef)	1352	aio_chmod (SV8 fh_or_path, int mode, SV callback=&PL_sv_undef)
1274	ALIAS:
1275	aio_chmod = EIO_CHMOD
1276	aio_mkdir = EIO_MKDIR
1277	PPCODE:	1353	PPCODE:
1278	{	1354	{
1279	dREQ;	1355	dREQ;
1280		1356
1281	req->int2 = mode;	1357	req->int2 = mode;
1282	req->sv1 = newSVsv (fh_or_path);	1358	req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path);
1283
1284	if (SvPOK (req->sv1))
1285	{
1286	req->type = ix;
1287	req->ptr1 = SvPVbyte_nolen (req->sv1);
1288	}
1289	else
1290	{
1291	req->type = EIO_FCHMOD;
1292	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1293	}
1294		1359
1295	REQ_SEND;	1360	REQ_SEND;
1296	}	1361	}
1297		1362
1298	void	1363	void
…		…
1301	{	1366	{
1302	dREQ;	1367	dREQ;
1303		1368
1304	req->int2 = SvOK (uid) ? SvIV (uid) : -1;	1369	req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1305	req->int3 = SvOK (gid) ? SvIV (gid) : -1;	1370	req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1306	req->sv1 = newSVsv (fh_or_path);	1371	req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path);
1307
1308	if (SvPOK (req->sv1))
1309	{
1310	req->type = EIO_CHOWN;
1311	req->ptr1 = SvPVbyte_nolen (req->sv1);
1312	}
1313	else
1314	{
1315	req->type = EIO_FCHOWN;
1316	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1317	}
1318		1372
1319	REQ_SEND;	1373	REQ_SEND;
1320	}	1374	}
1321		1375
1322	void	1376	void
…		…
1324	PPCODE:	1378	PPCODE:
1325	{	1379	{
1326	dREQ;	1380	dREQ;
1327		1381
1328	req->type = EIO_READDIR;	1382	req->type = EIO_READDIR;
1329	req->sv1 = newSVsv (pathname);
1330	req->ptr1 = SvPVbyte_nolen (req->sv1);
1331	req->int1 = flags \| EIO_READDIR_DENTS \| EIO_READDIR_CUSTOM1;	1383	req->int1 = flags \| EIO_READDIR_DENTS \| EIO_READDIR_CUSTOM1;
1332		1384
1333	if (flags & EIO_READDIR_DENTS)	1385	if (flags & EIO_READDIR_DENTS)
1334	req->int1 \|= EIO_READDIR_CUSTOM2;	1386	req->int1 \|= EIO_READDIR_CUSTOM2;
1335		1387
		1388	req_set_path1 (req, pathname);
		1389
1336	REQ_SEND;	1390	REQ_SEND;
		1391	}
		1392
		1393	void
		1394	aio_mkdir (SV8 pathname, int mode, SV callback=&PL_sv_undef)
		1395	PPCODE:
		1396	{
		1397	dREQ;
		1398
		1399	req->type = EIO_MKDIR;
		1400	req->int2 = mode;
		1401	req_set_path1 (req, pathname);
		1402
		1403	REQ_SEND;
1337	}	1404	}
1338		1405
1339	void	1406	void
1340	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)	1407	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)
1341	ALIAS:	1408	ALIAS:
…		…
1345	PPCODE:	1412	PPCODE:
1346	{	1413	{
1347	dREQ;	1414	dREQ;
1348		1415
1349	req->type = ix;	1416	req->type = ix;
1350	req->sv1 = newSVsv (pathname);	1417	req_set_path1 (req, pathname);
1351	req->ptr1 = SvPVbyte_nolen (req->sv1);
1352		1418
1353	REQ_SEND;	1419	REQ_SEND;
1354	}	1420	}
1355		1421
1356	void	1422	void
…		…
1359	aio_link = EIO_LINK	1425	aio_link = EIO_LINK
1360	aio_symlink = EIO_SYMLINK	1426	aio_symlink = EIO_SYMLINK
1361	aio_rename = EIO_RENAME	1427	aio_rename = EIO_RENAME
1362	PPCODE:	1428	PPCODE:
1363	{	1429	{
		1430	eio_wd wd2 = 0;
1364	dREQ;	1431	dREQ;
1365		1432
1366	req->type = ix;	1433	req->type = ix;
1367	req->sv1 = newSVsv (oldpath);	1434	req_set_path1 (req, oldpath);
1368	req->ptr1 = SvPVbyte_nolen (req->sv1);	1435	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1369	req->sv2 = newSVsv (newpath);	1436	req->int3 = (long)wd2;
1370	req->ptr2 = SvPVbyte_nolen (req->sv2);
1371		1437
1372	REQ_SEND;	1438	REQ_SEND;
1373	}	1439	}
1374		1440
1375	void	1441	void
…		…
1377	PPCODE:	1443	PPCODE:
1378	{	1444	{
1379	dREQ;	1445	dREQ;
1380		1446
1381	req->type = EIO_MKNOD;	1447	req->type = EIO_MKNOD;
1382	req->sv1 = newSVsv (pathname);
1383	req->ptr1 = SvPVbyte_nolen (req->sv1);
1384	req->int2 = (mode_t)mode;	1448	req->int2 = (mode_t)mode;
1385	req->offs = dev;	1449	req->offs = dev;
		1450	req_set_path1 (req, pathname);
1386		1451
1387	REQ_SEND;	1452	REQ_SEND;
1388	}	1453	}
1389		1454
1390	void	1455	void
…		…
1457		1522
1458	req->type = EIO_MLOCKALL;	1523	req->type = EIO_MLOCKALL;
1459	req->int1 = flags;	1524	req->int1 = flags;
1460		1525
1461	REQ_SEND;	1526	REQ_SEND;
		1527	}
		1528
		1529	void
		1530	aio_fiemap (SV fh, off_t start, SV length, U32 flags, SV count, SV callback=&PL_sv_undef)
		1531	PPCODE:
		1532	{
		1533	int fd = s_fileno_croak (fh, 0);
		1534	dREQ;
		1535
		1536	req->type = EIO_CUSTOM;
		1537	req->sv1 = newSVsv (fh);
		1538	req->int1 = fd;
		1539
		1540	req->feed = fiemap;
		1541	#if HAVE_FIEMAP
		1542	/* keep our fingers crossed that the next two types are 64 bit */
		1543	req->offs = start;
		1544	req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL;
		1545	req->int2 = flags;
		1546	req->int3 = SvOK (count) ? SvIV (count) : -1;
		1547	#endif
		1548
		1549	REQ_SEND;
1462	}	1550	}
1463		1551
1464	void	1552	void
1465	aio_busy (double delay, SV *callback=&PL_sv_undef)	1553	aio_busy (double delay, SV *callback=&PL_sv_undef)
1466	PPCODE:	1554	PPCODE:
…		…
1590	CODE:	1678	CODE:
1591	RETVAL = posix_fadvise (fh, offset, length, advice);	1679	RETVAL = posix_fadvise (fh, offset, length, advice);
1592	OUTPUT:	1680	OUTPUT:
1593	RETVAL	1681	RETVAL
1594		1682
1595	ssize_t	1683	IV
1596	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)	1684	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1597	CODE:	1685	CODE:
1598	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);	1686	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1599	OUTPUT:	1687	OUTPUT:
1600	RETVAL	1688	RETVAL
…		…
1687	addr = (void *)(((intptr_t)addr) + offset);	1775	addr = (void *)(((intptr_t)addr) + offset);
1688	eio_page_align (&addr, &len);	1776	eio_page_align (&addr, &len);
1689	#if _POSIX_MEMLOCK_RANGE	1777	#if _POSIX_MEMLOCK_RANGE
1690	RETVAL = munlock (addr, len);	1778	RETVAL = munlock (addr, len);
1691	#else	1779	#else
1692	RETVAL = ((errno = ENOSYS), -1);	1780	RETVAL = EIO_ENOSYS ();
1693	#endif	1781	#endif
1694	}	1782	}
1695	OUTPUT:	1783	OUTPUT:
1696	RETVAL	1784	RETVAL
1697		1785
…		…
1699	munlockall ()	1787	munlockall ()
1700	CODE:	1788	CODE:
1701	#if _POSIX_MEMLOCK	1789	#if _POSIX_MEMLOCK
1702	munlockall ();	1790	munlockall ();
1703	#else	1791	#else
1704	RETVAL = -1;	1792	RETVAL = EIO_ENOSYS ();
1705	errno = ENOSYS;
1706	#endif	1793	#endif
1707	OUTPUT:	1794	OUTPUT:
		1795	RETVAL
		1796
		1797	int
		1798	splice (aio_rfd rfh, SV off_in, aio_wfd wfh, SV off_out, size_t length, unsigned int flags)
		1799	CODE:
		1800	{
		1801	#if HAVE_LINUX_SPLICE
		1802	loff_t off_in_, off_out_;
		1803	RETVAL = splice (
		1804	rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0,
		1805	wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0,
		1806	length, flags
		1807	);
		1808	#else
		1809	RETVAL = EIO_ENOSYS ();
		1810	#endif
		1811	}
		1812	OUTPUT:
		1813	RETVAL
		1814
		1815	int
		1816	tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
		1817	CODE:
		1818	#if HAVE_LINUX_SPLICE
		1819	RETVAL = tee (rfh, wfh, length, flags);
		1820	#else
		1821	RETVAL = EIO_ENOSYS ();
		1822	#endif
		1823	OUTPUT:
1708	RETVAL	1824	RETVAL
1709		1825
1710	void _on_next_submit (SV *cb)	1826	void _on_next_submit (SV *cb)
1711	CODE:	1827	CODE:
1712	SvREFCNT_dec (on_next_submit);	1828	SvREFCNT_dec (on_next_submit);
1713	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;	1829	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1714		1830
1715	PROTOTYPES: DISABLE	1831	PROTOTYPES: DISABLE
1716		1832
		1833	MODULE = IO::AIO PACKAGE = IO::AIO::WD
		1834
		1835	BOOT:
		1836	{
		1837	newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD ));
		1838	newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD));
		1839	}
		1840
		1841	void
		1842	DESTROY (SV *self)
		1843	CODE:
		1844	{
		1845	aio_wd wd = SvAIO_WD (self);
		1846	#if HAVE_AT
		1847	{
		1848	SV *callback = &PL_sv_undef;
		1849	dREQ; /* clobbers next_pri :/ */
		1850	next_pri = req->pri; /* restore next_pri */
		1851	req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */
		1852	req->type = EIO_WD_CLOSE;
		1853	req->wd = wd;
		1854	REQ_SEND;
		1855	}
		1856	#else
		1857	eio_wd_close_sync (wd);
		1858	#endif
		1859	}
		1860
1717	MODULE = IO::AIO PACKAGE = IO::AIO::REQ	1861	MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1718		1862
1719	void	1863	void
1720	cancel (aio_req_ornot req)	1864	cancel (aio_req_ornot req)
1721	CODE:	1865	CODE:

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Comparing IO-AIO/AIO.xs (file contents): Revision 1.190 by root, Mon Jul 18 02:02:26 2011 UTC vs. Revision 1.213 by root, Tue Apr 10 05:01:33 2012 UTC

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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.190 by root, Mon Jul 18 02:02:26 2011 UTC vs.
Revision 1.213 by root, Tue Apr 10 05:01:33 2012 UTC