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

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.140 by root, Wed Jun 3 12:24:49 2009 UTC vs.
Revision 1.160 by root, Thu Jan 7 18:25:51 2010 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
		9	#include "schmorp.h"
8		10
9	#include <stddef.h>	11	#include <stddef.h>
10	#include <stdlib.h>	12	#include <stdlib.h>
11	#include <errno.h>	13	#include <errno.h>
12	#include <sys/types.h>	14	#include <sys/types.h>
13	#include <sys/stat.h>	15	#include <sys/stat.h>
		16	#include <sys/statvfs.h>
14	#include <limits.h>	17	#include <limits.h>
15	#include <fcntl.h>	18	#include <fcntl.h>
16	#include <sched.h>	19	#include <sched.h>
17		20
18	/* perl namespace pollution */	21	/* perl namespace pollution */
…		…
75		78
76	#define EIO_STRUCT_STAT Stat_t	79	#define EIO_STRUCT_STAT Stat_t
77		80
78	/* use NV for 32 bit perls as it allows larger offsets */	81	/* use NV for 32 bit perls as it allows larger offsets */
79	#if IVSIZE >= 8	82	#if IVSIZE >= 8
		83	# define VAL64 IV
80	# define SvVAL64 SvIV	84	# define SvVAL64 SvIV
		85	# define newSVval64 newSViv
81	#else	86	#else
		87	# define VAL64 NV
82	# define SvVAL64 SvNV	88	# define SvVAL64 SvNV
		89	# define newSVval64 newSVnv
83	#endif	90	#endif
84		91
85	/*****************************************************************************/	92	/*****************************************************************************/
86		93
87	#if __GNUC__ >= 3	94	#if __GNUC__ >= 3
…		…
93	#define expect_false(expr) expect ((expr) != 0, 0)	100	#define expect_false(expr) expect ((expr) != 0, 0)
94	#define expect_true(expr) expect ((expr) != 0, 1)	101	#define expect_true(expr) expect ((expr) != 0, 1)
95		102
96	/*****************************************************************************/	103	/*****************************************************************************/
97		104
98	static HV *stash;
99	typedef SV SV8; /* byte-sv, used for argument-checking */	105	typedef SV SV8; /* byte-sv, used for argument-checking */
		106	typedef int aio_rfd; /* read file desriptor */
		107	typedef int aio_wfd; /* write file descriptor */
100		108
101	#define AIO_REQ_KLASS "IO::AIO::REQ"	109	static HV aio_stash, aio_req_stash, *aio_grp_stash;
102	#define AIO_GRP_KLASS "IO::AIO::GRP"
103		110
104	#define EIO_REQ_MEMBERS \	111	#define EIO_REQ_MEMBERS \
105	SV *callback; \	112	SV *callback; \
106	SV sv1, sv2; \	113	SV sv1, sv2; \
107	STRLEN stroffset; \	114	STRLEN stroffset; \
…		…
109		116
110	#define EIO_NO_WRAPPERS 1	117	#define EIO_NO_WRAPPERS 1
111		118
112	#include "libeio/eio.h"	119	#include "libeio/eio.h"
113		120
		121	#ifndef POSIX_FADV_NORMAL
		122	# define POSIX_FADV_NORMAL 0
		123	# define NO_FADVISE 1
		124	#endif
		125
		126	#ifndef POSIX_FADV_SEQUENTIAL
		127	# define POSIX_FADV_SEQUENTIAL 0
		128	#endif
		129
		130	#ifndef POSIX_FADV_RANDOM
		131	# define POSIX_FADV_RANDOM 0
		132	#endif
		133
		134	#ifndef POSIX_FADV_NOREUSE
		135	# define POSIX_FADV_NOREUSE 0
		136	#endif
		137
		138	#ifndef POSIX_FADV_WILLNEED
		139	# define POSIX_FADV_WILLNEED 0
		140	#endif
		141
		142	#ifndef POSIX_FADV_DONTNEED
		143	# define POSIX_FADV_DONTNEED 0
		144	#endif
		145
		146	#ifndef ST_NODEV
		147	# define ST_NODEV 0
		148	#endif
		149
		150	#ifndef ST_NOEXEC
		151	# define ST_NOEXEC 0
		152	#endif
		153
		154	#ifndef ST_SYNCHRONOUS
		155	# define ST_SYNCHRONOUS 0
		156	#endif
		157
		158	#ifndef ST_MANDLOCK
		159	# define ST_MANDLOCK 0
		160	#endif
		161
		162	#ifndef ST_WRITE
		163	# define ST_WRITE 0
		164	#endif
		165
		166	#ifndef ST_APPEND
		167	# define ST_APPEND 0
		168	#endif
		169
		170	#ifndef ST_IMMUTABLE
		171	# define ST_IMMUTABLE 0
		172	#endif
		173
		174	#ifndef ST_NOATIME
		175	# define ST_NOATIME 0
		176	#endif
		177
		178	#ifndef ST_NODIRATIME
		179	# define ST_NODIRATIME 0
		180	#endif
		181
		182	#ifndef ST_RELATIME
		183	# define ST_RELATIME 0
		184	#endif
		185
114	static int req_invoke (eio_req *req);	186	static int req_invoke (eio_req *req);
115	#define EIO_FINISH(req) req_invoke (req)	187	#define EIO_FINISH(req) req_invoke (req)
116	static void req_destroy (eio_req *grp);	188	static void req_destroy (eio_req *grp);
117	#define EIO_DESTROY(req) req_destroy (req)	189	#define EIO_DESTROY(req) req_destroy (req)
118		190
…		…
127		199
128	static SV *on_next_submit;	200	static SV *on_next_submit;
129	static int next_pri = EIO_PRI_DEFAULT;	201	static int next_pri = EIO_PRI_DEFAULT;
130	static int max_outstanding;	202	static int max_outstanding;
131		203
132	static int respipe_osf [2], respipe [2] = { -1, -1 };	204	static s_epipe respipe;
133		205
134	static void req_destroy (aio_req req);	206	static void req_destroy (aio_req req);
135	static void req_cancel (aio_req req);	207	static void req_cancel (aio_req req);
136		208
137	static void want_poll (void)	209	static void want_poll (void)
138	{	210	{
139	/* write a dummy byte to the pipe so fh becomes ready */	211	/* write a dummy byte to the pipe so fh becomes ready */
140	respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1);	212	s_epipe_signal (&respipe);
141	}	213	}
142		214
143	static void done_poll (void)	215	static void done_poll (void)
144	{	216	{
145	/* read any signals sent by the worker threads */	217	/* read any signals sent by the worker threads */
146	char buf [4];	218	s_epipe_drain (&respipe);
147	while (respipe_read (respipe [0], buf, 4) == 4)
148	;
149	}	219	}
150		220
151	/* must be called at most once */	221	/* must be called at most once */
152	static SV req_sv (aio_req req, const char klass)	222	static SV req_sv (aio_req req, HV stash)
153	{	223	{
154	if (!req->self)	224	if (!req->self)
155	{	225	{
156	req->self = (SV *)newHV ();	226	req->self = (SV *)newHV ();
157	sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);	227	sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
158	}	228	}
159		229
160	return sv_2mortal (sv_bless (newRV_inc (req->self), gv_stashpv (klass, 1)));	230	return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
161	}	231	}
162		232
163	static aio_req SvAIO_REQ (SV *sv)	233	static aio_req SvAIO_REQ (SV *sv)
164	{	234	{
165	MAGIC *mg;	235	MAGIC *mg;
166		236
167	if (!sv_derived_from (sv, AIO_REQ_KLASS) \|\| !SvROK (sv))	237	if (!SvROK (sv)
		238	\|\| (SvSTASH (SvRV (sv)) != aio_grp_stash
		239	&& SvSTASH (SvRV (sv)) != aio_req_stash
		240	&& !sv_derived_from (sv, "IO::AIO::REQ")))
168	croak ("object of class " AIO_REQ_KLASS " expected");	241	croak ("object of class IO::AIO::REQ expected");
169		242
170	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);	243	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
171		244
172	return mg ? (aio_req)mg->mg_ptr : 0;	245	return mg ? (aio_req)mg->mg_ptr : 0;
173	}	246	}
…		…
179	dSP;	252	dSP;
180		253
181	ENTER;	254	ENTER;
182	SAVETMPS;	255	SAVETMPS;
183	PUSHMARK (SP);	256	PUSHMARK (SP);
184	XPUSHs (req_sv (grp, AIO_GRP_KLASS));	257	XPUSHs (req_sv (grp, aio_grp_stash));
185	PUTBACK;	258	PUTBACK;
186	call_sv (grp->sv2, G_VOID \| G_EVAL \| G_KEEPERR);	259	call_sv (grp->sv2, G_VOID \| G_EVAL \| G_KEEPERR);
187	SPAGAIN;	260	SPAGAIN;
188	FREETMPS;	261	FREETMPS;
189	LEAVE;	262	LEAVE;
…		…
228	SV *rv = &PL_sv_undef;	301	SV *rv = &PL_sv_undef;
229		302
230	if (req->result >= 0)	303	if (req->result >= 0)
231	{	304	{
232	int i;	305	int i;
233	char *buf = req->ptr2;	306	char names = (char )req->ptr2;
		307	eio_dirent ent = (eio_dirent )req->ptr1; /* might be 0 */
234	AV *av = newAV ();	308	AV *av = newAV ();
235		309
236	av_extend (av, req->result - 1);	310	av_extend (av, req->result - 1);
237		311
238	for (i = 0; i < req->result; ++i)	312	for (i = 0; i < req->result; ++i)
239	{	313	{
240	SV *sv = newSVpv (buf, 0);	314	if (req->int1 & EIO_READDIR_DENTS)
		315	{
		316	SV *namesv = newSVpvn (names + ent->nameofs, ent->namelen);
241		317
		318	if (req->int1 & EIO_READDIR_CUSTOM2)
		319	{
		320	static SV sv_type [EIO_DT_MAX + 1]; / type sv cache */
		321	AV *avent = newAV ();
		322
		323	av_extend (avent, 2);
		324
		325	if (!sv_type [ent->type])
		326	{
		327	sv_type [ent->type] = newSViv (ent->type);
		328	SvREADONLY_on (sv_type [ent->type]);
		329	}
		330
		331	av_store (avent, 0, namesv);
		332	av_store (avent, 1, SvREFCNT_inc (sv_type [ent->type]));
		333	av_store (avent, 2, IVSIZE >= 8 ? newSVuv (ent->inode) : newSVnv (ent->inode));
		334
		335	av_store (av, i, newRV_noinc ((SV *)avent));
		336	}
		337	else
242	av_store (av, i, sv);	338	av_store (av, i, namesv);
		339
		340	++ent;
		341	}
		342	else
		343	{
		344	SV *name = newSVpv (names, 0);
		345	av_store (av, i, name);
243	buf += SvCUR (sv) + 1;	346	names += SvCUR (name) + 1;
		347	}
244	}	348	}
245		349
246	rv = sv_2mortal (newRV_noinc ((SV *)av));	350	rv = sv_2mortal (newRV_noinc ((SV *)av));
247	}	351	}
248		352
249	PUSHs (rv);	353	PUSHs (rv);
		354
		355	if (req->int1 & EIO_READDIR_CUSTOM1)
		356	XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 \| EIO_READDIR_CUSTOM2))));
250	}	357	}
251	break;	358	break;
252		359
253	case EIO_OPEN:	360	case EIO_OPEN:
254	{	361	{
…		…
260	GV gv = (GV )sv_newmortal ();	367	GV gv = (GV )sv_newmortal ();
261	int flags = req->int1 & (O_RDONLY \| O_WRONLY \| O_RDWR);	368	int flags = req->int1 & (O_RDONLY \| O_WRONLY \| O_RDWR);
262	char sym [64];	369	char sym [64];
263	int symlen;	370	int symlen;
264		371
265	symlen = snprintf (sym, sizeof (sym), "fd#%d", req->result);	372	symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
266	gv_init (gv, stash, sym, symlen, 0);	373	gv_init (gv, aio_stash, sym, symlen, 0);
267		374
268	symlen = snprintf (	375	symlen = snprintf (
269	sym,	376	sym,
270	sizeof (sym),	377	sizeof (sym),
271	"%s&=%d",	378	"%s&=%d",
272	flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",	379	flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
273	req->result	380	(int)req->result
274	);	381	);
275		382
276	if (do_open (gv, sym, symlen, 0, 0, 0, 0))	383	if (do_open (gv, sym, symlen, 0, 0, 0, 0))
277	fh = (SV *)gv;	384	fh = (SV *)gv;
278	}	385	}
279		386
280	PUSHs (fh);	387	PUSHs (fh);
281	}	388	}
		389	break;
		390
		391	case EIO_STATVFS:
		392	case EIO_FSTATVFS:
		393	{
		394	SV *rv = &PL_sv_undef;
		395
		396	if (req->result >= 0)
		397	{
		398	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
		399	HV *hv = newHV ();
		400
		401	rv = sv_2mortal (newRV_noinc ((SV *)hv));
		402
		403	hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);
		404	hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);
		405	hv_store (hv, "blocks" , sizeof ("blocks" ) - 1, newSVval64 (f->f_blocks ), 0);
		406	hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);
		407	hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);
		408	hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);
		409	hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);
		410	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
		411	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);
		412	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
		413	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
		414	}
		415
		416	PUSHs (rv);
		417	}
		418
282	break;	419	break;
283		420
284	case EIO_GROUP:	421	case EIO_GROUP:
285	req->int1 = 2; /* mark group as finished */	422	req->int1 = 2; /* mark group as finished */
286		423
…		…
374	grp->sv2 = 0;	511	grp->sv2 = 0;
375		512
376	eio_grp_cancel (grp);	513	eio_grp_cancel (grp);
377	}	514	}
378		515
379	#ifdef USE_SOCKETS_AS_HANDLES
380	# define TO_SOCKET(x) (win32_get_osfhandle (x))
381	#else
382	# define TO_SOCKET(x) (x)
383	#endif
384
385	static void	516	static void
386	create_respipe (void)	517	create_respipe (void)
387	{	518	{
388	int old_readfd = respipe [0];
389
390	if (respipe [1] >= 0)
391	respipe_close (TO_SOCKET (respipe [1]));
392
393	#ifdef _WIN32
394	if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe))
395	#else
396	if (pipe (respipe))	519	if (s_epipe_renew (&respipe))
397	#endif
398	croak ("unable to initialize result pipe");	520	croak ("IO::AIO: unable to initialize result pipe");
399
400	if (old_readfd >= 0)
401	{
402	if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0)
403	croak ("unable to initialize result pipe(2)");
404
405	respipe_close (respipe [0]);
406	respipe [0] = old_readfd;
407	}
408
409	#ifdef _WIN32
410	int arg = 1;
411	if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg)
412	\|\| ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg))
413	#else
414	if (fcntl (respipe [0], F_SETFL, O_NONBLOCK)
415	\|\| fcntl (respipe [1], F_SETFL, O_NONBLOCK))
416	#endif
417	croak ("unable to initialize result pipe(3)");
418
419	respipe_osf [0] = TO_SOCKET (respipe [0]);
420	respipe_osf [1] = TO_SOCKET (respipe [1]);
421	}	521	}
422		522
423	static void poll_wait (void)	523	static void poll_wait (void)
424	{	524	{
425	fd_set rfd;
426
427	while (eio_nreqs ())	525	while (eio_nreqs ())
428	{	526	{
429	int size;	527	int size;
430		528
431	X_LOCK (reslock);	529	X_LOCK (reslock);
…		…
435	if (size)	533	if (size)
436	return;	534	return;
437		535
438	etp_maybe_start_thread ();	536	etp_maybe_start_thread ();
439		537
440	FD_ZERO (&rfd);	538	s_epipe_wait (&respipe);
441	FD_SET (respipe [0], &rfd);
442
443	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
444	}	539	}
445	}	540	}
446		541
447	static int poll_cb (void)	542	static int poll_cb (void)
448	{	543	{
…		…
466	}	561	}
467		562
468	static SV *	563	static SV *
469	get_cb (SV *cb_sv)	564	get_cb (SV *cb_sv)
470	{	565	{
471	HV *st;	566	SvGETMAGIC (cb_sv);
472	GV *gvp;	567	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
473	CV *cv;
474
475	if (!SvOK (cb_sv))
476	return 0;
477
478	cv = sv_2cv (cb_sv, &st, &gvp, 0);
479
480	if (!cv)
481	croak ("IO::AIO callback must be undef or a CODE reference");
482
483	return (SV *)cv;
484	}	568	}
485		569
486	#define dREQ \	570	#define dREQ \
487	SV *cb_cv; \	571	SV *cb_cv; \
488	aio_req req; \	572	aio_req req; \
…		…
502	PUTBACK; \	586	PUTBACK; \
503	req_submit (req); \	587	req_submit (req); \
504	SPAGAIN; \	588	SPAGAIN; \
505	\	589	\
506	if (GIMME_V != G_VOID) \	590	if (GIMME_V != G_VOID) \
507	XPUSHs (req_sv (req, AIO_REQ_KLASS));	591	XPUSHs (req_sv (req, aio_req_stash));
508
509	static int
510	extract_fd (SV *fh, int wr)
511	{
512	int fd = PerlIO_fileno (wr ? IoOFP (sv_2io (fh)) : IoIFP (sv_2io (fh)));
513
514	if (fd < 0)
515	croak ("illegal fh argument, either not an OS file or read/write mode mismatch");
516
517	return fd;
518	}
519		592
520	MODULE = IO::AIO PACKAGE = IO::AIO	593	MODULE = IO::AIO PACKAGE = IO::AIO
521		594
522	PROTOTYPES: ENABLE	595	PROTOTYPES: ENABLE
523		596
524	BOOT:	597	BOOT:
525	{	598	{
526	stash = gv_stashpv ("IO::AIO", 1);	599	static const struct {
527		600	const char *name;
528	newCONSTSUB (stash, "EXDEV", newSViv (EXDEV));	601	IV iv;
529	newCONSTSUB (stash, "ENOSYS", newSViv (ENOSYS));	602	} *civ, const_iv[] = {
530	newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY));	603	# define const_iv(name, value) { # name, (IV) value },
531	newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY));	604	# define const_eio(name) { # name, (IV) EIO_ ## name },
532	newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT));	605	const_iv (EXDEV , EXDEV)
533	newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC));	606	const_iv (ENOSYS , ENOSYS)
		607	const_iv (O_RDONLY, O_RDONLY)
		608	const_iv (O_WRONLY, O_WRONLY)
		609	const_iv (O_CREAT , O_CREAT)
		610	const_iv (O_TRUNC , O_TRUNC)
534	#ifndef _WIN32	611	#ifndef _WIN32
535	newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO));	612	const_iv (S_IFIFO , S_IFIFO)
536	#endif	613	#endif
537	newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO));	614	const_iv (FADV_NORMAL , POSIX_FADV_NORMAL)
538	newCONSTSUB (stash, "SYNC_FILE_RANGE_WAIT_BEFORE", newSViv (EIO_SYNC_FILE_RANGE_WAIT_BEFORE));	615	const_iv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
539	newCONSTSUB (stash, "SYNC_FILE_RANGE_WRITE" , newSViv (EIO_SYNC_FILE_RANGE_WRITE));	616	const_iv (FADV_RANDOM , POSIX_FADV_RANDOM)
540	newCONSTSUB (stash, "SYNC_FILE_RANGE_WAIT_AFTER" , newSViv (EIO_SYNC_FILE_RANGE_WAIT_AFTER));	617	const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
		618	const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
		619	const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
541		620
		621	const_iv (ST_RDONLY , ST_RDONLY)
		622	const_iv (ST_NOSUID , ST_NOSUID)
		623	const_iv (ST_NODEV , ST_NODEV)
		624	const_iv (ST_NOEXEC , ST_NOEXEC)
		625	const_iv (ST_SYNCHRONOUS , ST_SYNCHRONOUS)
		626	const_iv (ST_MANDLOCK , ST_MANDLOCK)
		627	const_iv (ST_WRITE , ST_WRITE)
		628	const_iv (ST_APPEND , ST_APPEND)
		629	const_iv (ST_IMMUTABLE , ST_IMMUTABLE)
		630	const_iv (ST_NOATIME , ST_NOATIME)
		631	const_iv (ST_NODIRATIME , ST_NODIRATIME)
		632	const_iv (ST_RELATIME , ST_RELATIME)
		633
		634	const_eio (MS_ASYNC)
		635	const_eio (MS_INVALIDATE)
		636	const_eio (MS_SYNC)
		637
		638	const_eio (MT_MODIFY)
		639
		640	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
		641	const_eio (SYNC_FILE_RANGE_WRITE)
		642	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
		643
		644	const_eio (READDIR_DENTS)
		645	const_eio (READDIR_DIRS_FIRST)
		646	const_eio (READDIR_STAT_ORDER)
		647	const_eio (READDIR_FOUND_UNKNOWN)
		648
		649	const_eio (DT_UNKNOWN)
		650	const_eio (DT_FIFO)
		651	const_eio (DT_CHR)
		652	const_eio (DT_DIR)
		653	const_eio (DT_BLK)
		654	const_eio (DT_REG)
		655	const_eio (DT_LNK)
		656	const_eio (DT_SOCK)
		657	const_eio (DT_WHT)
		658	};
		659
		660	aio_stash = gv_stashpv ("IO::AIO" , 1);
		661	aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
		662	aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
		663
		664	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		665	newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv));
		666
542	create_respipe ();	667	create_respipe ();
543		668
544	if (eio_init (want_poll, done_poll) < 0)	669	if (eio_init (want_poll, done_poll) < 0)
545	croak ("IO::AIO: unable to initialise eio library");	670	croak ("IO::AIO: unable to initialise eio library");
546		671
547	/* atfork child called in fifo order, so before eio's handler */	672	/* atfork child called in fifo order, so before eio's handler */
548	X_THREAD_ATFORK (0, 0, atfork_child);	673	X_THREAD_ATFORK (0, 0, atfork_child);
549	}	674	}
550		675
551	void	676	void
552	max_poll_reqs (int nreqs)	677	max_poll_reqs (int nreqs)
553	PROTOTYPE: $	678	PROTOTYPE: $
…		…
606	ALIAS:	731	ALIAS:
607	aio_fsync = EIO_FSYNC	732	aio_fsync = EIO_FSYNC
608	aio_fdatasync = EIO_FDATASYNC	733	aio_fdatasync = EIO_FDATASYNC
609	PPCODE:	734	PPCODE:
610	{	735	{
611	int fd = extract_fd (fh, 0);	736	int fd = s_fileno_croak (fh, 0);
612	dREQ;	737	dREQ;
613		738
614	req->type = ix;	739	req->type = ix;
615	req->sv1 = newSVsv (fh);	740	req->sv1 = newSVsv (fh);
616	req->int1 = fd;	741	req->int1 = fd;
617		742
618	REQ_SEND (req);	743	REQ_SEND (req);
619	}	744	}
620		745
621	void	746	void
622	aio_sync_file_range (SV fh, SV offset, SV nbytes, IV flags, SV callback=&PL_sv_undef)	747	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)
623	PROTOTYPE: $$$$;$	748	PROTOTYPE: $$$$;$
624	PPCODE:	749	PPCODE:
625	{	750	{
626	int fd = extract_fd (fh, 0);	751	int fd = s_fileno_croak (fh, 0);
627	dREQ;	752	dREQ;
628		753
629	req->type = EIO_SYNC_FILE_RANGE;	754	req->type = EIO_SYNC_FILE_RANGE;
630	req->sv1 = newSVsv (fh);	755	req->sv1 = newSVsv (fh);
631	req->int1 = fd;	756	req->int1 = fd;
632	req->offs = SvVAL64 (offset);	757	req->offs = offset;
633	req->size = SvVAL64 (nbytes);	758	req->size = nbytes;
634	req->int2 = flags;	759	req->int2 = flags;
635		760
636	REQ_SEND (req);	761	REQ_SEND (req);
637	}	762	}
638		763
…		…
640	aio_close (SV fh, SV callback=&PL_sv_undef)	765	aio_close (SV fh, SV callback=&PL_sv_undef)
641	PROTOTYPE: $;$	766	PROTOTYPE: $;$
642	PPCODE:	767	PPCODE:
643	{	768	{
644	static int close_pipe = -1; /* dummy fd to close fds via dup2 */	769	static int close_pipe = -1; /* dummy fd to close fds via dup2 */
645	int fd = extract_fd (fh, 0);	770	int fd = s_fileno_croak (fh, 0);
646	dREQ;	771	dREQ;
647		772
648	if (close_pipe < 0)	773	if (close_pipe < 0)
649	{	774	{
650	int pipefd [2];	775	int pipefd [2];
…		…
672	aio_write = EIO_WRITE	797	aio_write = EIO_WRITE
673	PROTOTYPE: $$$$$;$	798	PROTOTYPE: $$$$$;$
674	PPCODE:	799	PPCODE:
675	{	800	{
676	STRLEN svlen;	801	STRLEN svlen;
677	int fd = extract_fd (fh, ix == EIO_WRITE);	802	int fd = s_fileno_croak (fh, ix == EIO_WRITE);
678	char *svptr = SvPVbyte (data, svlen);	803	char *svptr = SvPVbyte (data, svlen);
679	UV len = SvUV (length);	804	UV len = SvUV (length);
680		805
681	if (dataoffset < 0)	806	if (dataoffset < 0)
682	dataoffset += svlen;	807	dataoffset += svlen;
…		…
733		858
734	REQ_SEND;	859	REQ_SEND;
735	}	860	}
736		861
737	void	862	void
738	aio_sendfile (SV out_fh, SV in_fh, SV in_offset, UV length, SV callback=&PL_sv_undef)	863	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
739	PROTOTYPE: $$$$;$	864	PROTOTYPE: $$$$;$
740	PPCODE:	865	PPCODE:
741	{	866	{
742	int ifd = extract_fd (in_fh , 0);	867	int ifd = s_fileno_croak (in_fh , 0);
743	int ofd = extract_fd (out_fh, 0);	868	int ofd = s_fileno_croak (out_fh, 1);
744	dREQ;	869	dREQ;
745		870
746	req->type = EIO_SENDFILE;	871	req->type = EIO_SENDFILE;
747	req->sv1 = newSVsv (out_fh);	872	req->sv1 = newSVsv (out_fh);
748	req->int1 = ofd;	873	req->int1 = ofd;
749	req->sv2 = newSVsv (in_fh);	874	req->sv2 = newSVsv (in_fh);
750	req->int2 = ifd;	875	req->int2 = ifd;
751	req->offs = SvVAL64 (in_offset);	876	req->offs = in_offset;
752	req->size = length;	877	req->size = length;
753		878
754	REQ_SEND;	879	REQ_SEND;
755	}	880	}
756		881
757	void	882	void
758	aio_readahead (SV fh, SV offset, IV length, SV *callback=&PL_sv_undef)	883	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)
759	PROTOTYPE: $$$;$	884	PROTOTYPE: $$$;$
760	PPCODE:	885	PPCODE:
761	{	886	{
762	int fd = extract_fd (fh, 0);	887	int fd = s_fileno_croak (fh, 0);
763	dREQ;	888	dREQ;
764		889
765	req->type = EIO_READAHEAD;	890	req->type = EIO_READAHEAD;
766	req->sv1 = newSVsv (fh);	891	req->sv1 = newSVsv (fh);
767	req->int1 = fd;	892	req->int1 = fd;
768	req->offs = SvVAL64 (offset);	893	req->offs = offset;
769	req->size = length;	894	req->size = length;
770		895
771	REQ_SEND;	896	REQ_SEND;
772	}	897	}
773		898
774	void	899	void
775	aio_stat (SV8 fh_or_path, SV callback=&PL_sv_undef)	900	aio_stat (SV8 fh_or_path, SV callback=&PL_sv_undef)
776	ALIAS:	901	ALIAS:
777	aio_stat = EIO_STAT	902	aio_stat = EIO_STAT
778	aio_lstat = EIO_LSTAT	903	aio_lstat = EIO_LSTAT
		904	aio_statvfs = EIO_STATVFS
779	PPCODE:	905	PPCODE:
780	{	906	{
781	dREQ;	907	dREQ;
782		908
783	req->sv1 = newSVsv (fh_or_path);	909	req->sv1 = newSVsv (fh_or_path);
…		…
787	req->type = ix;	913	req->type = ix;
788	req->ptr1 = SvPVbyte_nolen (req->sv1);	914	req->ptr1 = SvPVbyte_nolen (req->sv1);
789	}	915	}
790	else	916	else
791	{	917	{
792	req->type = EIO_FSTAT;	918	req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
793	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));	919	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
794	}	920	}
795		921
796	REQ_SEND;	922	REQ_SEND;
797	}	923	}
…		…
889	req->type = EIO_FCHOWN;	1015	req->type = EIO_FCHOWN;
890	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));	1016	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
891	}	1017	}
892		1018
893	REQ_SEND;	1019	REQ_SEND;
		1020	}
		1021
		1022	void
		1023	aio_readdirx (SV8 pathname, IV flags, SV callback=&PL_sv_undef)
		1024	PPCODE:
		1025	{
		1026	dREQ;
		1027
		1028	req->type = EIO_READDIR;
		1029	req->sv1 = newSVsv (pathname);
		1030	req->ptr1 = SvPVbyte_nolen (req->sv1);
		1031	req->int1 = flags \| EIO_READDIR_DENTS \| EIO_READDIR_CUSTOM1;
		1032
		1033	if (flags & EIO_READDIR_DENTS)
		1034	req->int1 \|= EIO_READDIR_CUSTOM2;
		1035
		1036	REQ_SEND;
894	}	1037	}
895		1038
896	void	1039	void
897	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)	1040	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)
898	ALIAS:	1041	ALIAS:
…		…
943		1086
944	REQ_SEND;	1087	REQ_SEND;
945	}	1088	}
946		1089
947	void	1090	void
		1091	aio_mtouch (SV8 data, IV offset = 0, SV length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)
		1092	ALIAS:
		1093	aio_mtouch = EIO_MTOUCH
		1094	aio_msync = EIO_MSYNC
		1095	PROTOTYPE: $$$$;$
		1096	PPCODE:
		1097	{
		1098	STRLEN svlen;
		1099	UV len = SvUV (length);
		1100	char *svptr = SvPVbyte (data, svlen);
		1101
		1102	if (offset < 0)
		1103	offset += svlen;
		1104
		1105	if (offset < 0 \|\| offset > svlen)
		1106	croak ("offset outside of scalar");
		1107
		1108	if (!SvOK (length) \|\| len + offset > svlen)
		1109	len = svlen - offset;
		1110
		1111	{
		1112	dREQ;
		1113
		1114	req->type = ix;
		1115	req->size = len;
		1116	req->sv2 = SvREFCNT_inc (data);
		1117	req->ptr2 = (char *)svptr + offset;
		1118	req->int1 = flags;
		1119
		1120	REQ_SEND;
		1121	}
		1122	}
		1123
		1124	void
948	aio_busy (double delay, SV *callback=&PL_sv_undef)	1125	aio_busy (double delay, SV *callback=&PL_sv_undef)
949	PPCODE:	1126	PPCODE:
950	{	1127	{
951	dREQ;	1128	dREQ;
952		1129
…		…
964	dREQ;	1141	dREQ;
965		1142
966	req->type = EIO_GROUP;	1143	req->type = EIO_GROUP;
967		1144
968	req_submit (req);	1145	req_submit (req);
969	XPUSHs (req_sv (req, AIO_GRP_KLASS));	1146	XPUSHs (req_sv (req, aio_grp_stash));
970	}	1147	}
971		1148
972	void	1149	void
973	aio_nop (SV *callback=&PL_sv_undef)	1150	aio_nop (SV *callback=&PL_sv_undef)
974	ALIAS:	1151	ALIAS:
…		…
1026		1203
1027	int	1204	int
1028	poll_fileno()	1205	poll_fileno()
1029	PROTOTYPE:	1206	PROTOTYPE:
1030	CODE:	1207	CODE:
1031	RETVAL = respipe [0];	1208	RETVAL = s_epipe_fd (&respipe);
1032	OUTPUT:	1209	OUTPUT:
1033	RETVAL	1210	RETVAL
1034		1211
1035	int	1212	int
1036	poll_cb(...)	1213	poll_cb(...)
…		…
1076	CODE:	1253	CODE:
1077	RETVAL = eio_nthreads ();	1254	RETVAL = eio_nthreads ();
1078	OUTPUT:	1255	OUTPUT:
1079	RETVAL	1256	RETVAL
1080		1257
		1258	int
		1259	fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)
		1260	PROTOTYPE: $$$$
		1261	CODE:
		1262	#if _XOPEN_SOURCE >= 600 && !NO_FADVISE
		1263	RETVAL = posix_fadvise (fh, offset, length, advice);
		1264	#else
		1265	RETVAL = errno = ENOSYS;
		1266	#endif
		1267	OUTPUT:
		1268	RETVAL
		1269
		1270	ssize_t
		1271	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
		1272	PROTOTYPE: $$$$
		1273	CODE:
		1274	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
		1275	OUTPUT:
		1276	RETVAL
		1277
1081	void _on_next_submit (SV *cb)	1278	void _on_next_submit (SV *cb)
1082	CODE:	1279	CODE:
1083	SvREFCNT_dec (on_next_submit);	1280	SvREFCNT_dec (on_next_submit);
1084	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;	1281	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1085		1282
…		…
1099	if (GIMME_V != G_VOID)	1296	if (GIMME_V != G_VOID)
1100	XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);	1297	XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1101		1298
1102	if (items > 1)	1299	if (items > 1)
1103	{	1300	{
1104	SV *cb_cv = get_cb (callback);	1301	SV *cb_cv =get_cb (callback);
1105		1302
1106	SvREFCNT_dec (req->callback);	1303	SvREFCNT_dec (req->callback);
1107	req->callback = SvREFCNT_inc (cb_cv);	1304	req->callback = SvREFCNT_inc (cb_cv);
1108	}	1305	}
1109	}	1306	}
…		…
1146	AV *av;	1343	AV *av;
1147		1344
1148	grp->errorno = errno;	1345	grp->errorno = errno;
1149		1346
1150	av = newAV ();	1347	av = newAV ();
		1348	av_extend (av, items - 1);
1151		1349
1152	for (i = 1; i < items; ++i )	1350	for (i = 1; i < items; ++i )
1153	av_push (av, newSVsv (ST (i)));	1351	av_push (av, newSVsv (ST (i)));
1154		1352
1155	SvREFCNT_dec (grp->sv1);	1353	SvREFCNT_dec (grp->sv1);

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Comparing IO-AIO/AIO.xs (file contents): Revision 1.140 by root, Wed Jun 3 12:24:49 2009 UTC vs. Revision 1.160 by root, Thu Jan 7 18:25:51 2010 UTC

Diff Legend

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.140 by root, Wed Jun 3 12:24:49 2009 UTC vs.
Revision 1.160 by root, Thu Jan 7 18:25:51 2010 UTC