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

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.118 by root, Sun May 11 00:01:03 2008 UTC vs.
Revision 1.148 by root, Wed Jun 17 01:14:48 2009 UTC

…		…
65	# include <signal.h>	65	# include <signal.h>
66	# define EIO_STRUCT_DIRENT struct dirent	66	# define EIO_STRUCT_DIRENT struct dirent
67		67
68	#endif	68	#endif
69		69
		70	/* perl stupidly overrides readdir and maybe others */
		71	/* with thread-unsafe versions, imagine that :( */
		72	#undef readdir
		73	#undef opendir
		74	#undef closedir
		75
70	#define EIO_STRUCT_STAT Stat_t	76	#define EIO_STRUCT_STAT Stat_t
71		77
72	/* use NV for 32 bit perls as it allows larger offsets */	78	/* use NV for 32 bit perls as it allows larger offsets */
73	#if IVSIZE >= 8	79	#if IVSIZE >= 8
		80	# define VAL64 IV
74	# define SvVAL64 SvIV	81	# define SvVAL64 SvIV
		82	# define newSVval64 newSViv
75	#else	83	#else
		84	# define VAL64 NV
76	# define SvVAL64 SvNV	85	# define SvVAL64 SvNV
		86	# define newSVval64 newSVnv
77	#endif	87	#endif
		88
		89	/*****************************************************************************/
		90
		91	#if __GNUC__ >= 3
		92	# define expect(expr,value) __builtin_expect ((expr),(value))
		93	#else
		94	# define expect(expr,value) (expr)
		95	#endif
		96
		97	#define expect_false(expr) expect ((expr) != 0, 0)
		98	#define expect_true(expr) expect ((expr) != 0, 1)
		99
		100	/*****************************************************************************/
78		101
79	static HV *stash;	102	static HV *stash;
80	typedef SV SV8; /* byte-sv, used for argument-checking */	103	typedef SV SV8; /* byte-sv, used for argument-checking */
		104	typedef int aio_rfd; /* read file desriptor */
		105	typedef int aio_wfd; /* write file descriptor */
81		106
82	#define AIO_REQ_KLASS "IO::AIO::REQ"	107	#define AIO_REQ_KLASS "IO::AIO::REQ"
83	#define AIO_GRP_KLASS "IO::AIO::GRP"	108	#define AIO_GRP_KLASS "IO::AIO::GRP"
84		109
85	#define EIO_COMMON \	110	#define EIO_REQ_MEMBERS \
86	SV *callback; \	111	SV *callback; \
87	SV sv1, sv2; \	112	SV sv1, sv2; \
88	STRLEN stroffset; \	113	STRLEN stroffset; \
89	SV *self	114	SV *self;
		115
		116	#define EIO_NO_WRAPPERS 1
90		117
91	#include "libeio/eio.h"	118	#include "libeio/eio.h"
		119
		120	#ifndef POSIX_FADV_NORMAL
		121	# define POSIX_FADV_NORMAL 0
		122	#endif
		123
		124	#ifndef POSIX_FADV_SEQUENTIAL
		125	# define POSIX_FADV_SEQUENTIAL 0
		126	#endif
		127
		128	#ifndef POSIX_FADV_RANDOM
		129	# define POSIX_FADV_RANDOM 0
		130	#endif
		131
		132	#ifndef POSIX_FADV_NOREUSE
		133	# define POSIX_FADV_NOREUSE 0
		134	#endif
		135
		136	#ifndef POSIX_FADV_WILLNEED
		137	# define POSIX_FADV_WILLNEED 0
		138	#endif
		139
		140	#ifndef POSIX_FADV_DONTNEED
		141	# define POSIX_FADV_DONTNEED 0
		142	#endif
92		143
93	static int req_invoke (eio_req *req);	144	static int req_invoke (eio_req *req);
94	#define EIO_FINISH(req) req_invoke (req)	145	#define EIO_FINISH(req) req_invoke (req)
95	static void aio_grp_feed (eio_req *grp);
96	#define EIO_FEED(req) aio_grp_feed (req)
97	static void req_destroy (eio_req *grp);	146	static void req_destroy (eio_req *grp);
98	#define EIO_DESTROY(req) req_destroy (req)	147	#define EIO_DESTROY(req) req_destroy (req)
99		148
100	enum {	149	enum {
101	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */	150	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
…		…
105		154
106	typedef eio_req *aio_req;	155	typedef eio_req *aio_req;
107	typedef eio_req *aio_req_ornot;	156	typedef eio_req *aio_req_ornot;
108		157
109	static SV *on_next_submit;	158	static SV *on_next_submit;
110	static int next_pri = EIO_DEFAULT_PRI + EIO_PRI_BIAS;	159	static int next_pri = EIO_PRI_DEFAULT;
111	static int max_outstanding;	160	static int max_outstanding;
112		161
113	static int respipe_osf [2], respipe [2] = { -1, -1 };	162	static int respipe_osf [2], respipe [2] = { -1, -1 };
114		163
115	static void req_destroy (aio_req req);	164	static void req_destroy (aio_req req);
…		…
173		222
174	static void req_submit (eio_req *req)	223	static void req_submit (eio_req *req)
175	{	224	{
176	eio_submit (req);	225	eio_submit (req);
177		226
178	if (on_next_submit)	227	if (expect_false (on_next_submit))
179	{	228	{
180	dSP;	229	dSP;
181	SV *cb = sv_2mortal (on_next_submit);	230	SV *cb = sv_2mortal (on_next_submit);
182		231
183	on_next_submit = 0;	232	on_next_submit = 0;
…		…
193	dSP;	242	dSP;
194		243
195	if (req->flags & FLAG_SV2_RO_OFF)	244	if (req->flags & FLAG_SV2_RO_OFF)
196	SvREADONLY_off (req->sv2);	245	SvREADONLY_off (req->sv2);
197		246
198	if (!EIO_CANCELLED (req) && SvOK (req->callback))	247	if (!EIO_CANCELLED (req) && req->callback)
199	{	248	{
200	ENTER;	249	ENTER;
201	SAVETMPS;	250	SAVETMPS;
202	PUSHMARK (SP);	251	PUSHMARK (SP);
203	EXTEND (SP, 1);	252	EXTEND (SP, 1);
…		…
209	SV *rv = &PL_sv_undef;	258	SV *rv = &PL_sv_undef;
210		259
211	if (req->result >= 0)	260	if (req->result >= 0)
212	{	261	{
213	int i;	262	int i;
214	char *buf = req->ptr2;	263	char names = (char )req->ptr2;
		264	eio_dirent ent = (eio_dirent )req->ptr1; /* might be 0 */
215	AV *av = newAV ();	265	AV *av = newAV ();
216		266
217	av_extend (av, req->result - 1);	267	av_extend (av, req->result - 1);
218		268
219	for (i = 0; i < req->result; ++i)	269	for (i = 0; i < req->result; ++i)
220	{	270	{
221	SV *sv = newSVpv (buf, 0);	271	if (req->int1 & EIO_READDIR_DENTS)
		272	{
		273	SV *namesv = newSVpvn (names + ent->nameofs, ent->namelen);
222		274
		275	if (req->int1 & EIO_READDIR_CUSTOM2)
		276	{
		277	static SV sv_type [EIO_DT_MAX + 1]; / type sv cache */
		278	AV *avent = newAV ();
		279
		280	av_extend (avent, 2);
		281
		282	if (!sv_type [ent->type])
		283	{
		284	sv_type [ent->type] = newSViv (ent->type);
		285	SvREADONLY_on (sv_type [ent->type]);
		286	}
		287
		288	av_store (avent, 0, namesv);
		289	av_store (avent, 1, SvREFCNT_inc (sv_type [ent->type]));
		290	av_store (avent, 2, IVSIZE >= 8 ? newSVuv (ent->inode) : newSVnv (ent->inode));
		291
		292	av_store (av, i, newRV_noinc ((SV *)avent));
		293	}
		294	else
223	av_store (av, i, sv);	295	av_store (av, i, namesv);
		296
		297	++ent;
		298	}
		299	else
		300	{
		301	SV *name = newSVpv (names, 0);
		302	av_store (av, i, name);
224	buf += SvCUR (sv) + 1;	303	names += SvCUR (name) + 1;
		304	}
225	}	305	}
226		306
227	rv = sv_2mortal (newRV_noinc ((SV *)av));	307	rv = sv_2mortal (newRV_noinc ((SV *)av));
228	}	308	}
229		309
230	PUSHs (rv);	310	PUSHs (rv);
		311
		312	if (req->int1 & EIO_READDIR_CUSTOM1)
		313	XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 \| EIO_READDIR_CUSTOM2))));
231	}	314	}
232	break;	315	break;
233		316
234	case EIO_OPEN:	317	case EIO_OPEN:
235	{	318	{
…		…
241	GV gv = (GV )sv_newmortal ();	324	GV gv = (GV )sv_newmortal ();
242	int flags = req->int1 & (O_RDONLY \| O_WRONLY \| O_RDWR);	325	int flags = req->int1 & (O_RDONLY \| O_WRONLY \| O_RDWR);
243	char sym [64];	326	char sym [64];
244	int symlen;	327	int symlen;
245		328
246	symlen = snprintf (sym, sizeof (sym), "fd#%d", req->result);	329	symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
247	gv_init (gv, stash, sym, symlen, 0);	330	gv_init (gv, stash, sym, symlen, 0);
248		331
249	symlen = snprintf (	332	symlen = snprintf (
250	sym,	333	sym,
251	sizeof (sym),	334	sizeof (sym),
252	"%s&=%d",	335	"%s&=%d",
253	flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",	336	flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
254	req->result	337	(int)req->result
255	);	338	);
256		339
257	if (do_open (gv, sym, symlen, 0, 0, 0, 0))	340	if (do_open (gv, sym, symlen, 0, 0, 0, 0))
258	fh = (SV *)gv;	341	fh = (SV *)gv;
259	}	342	}
…		…
280	case EIO_BUSY:	363	case EIO_BUSY:
281	break;	364	break;
282		365
283	case EIO_READLINK:	366	case EIO_READLINK:
284	if (req->result > 0)	367	if (req->result > 0)
285	{	368	PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));
286	SvCUR_set (req->sv2, req->result);
287	*SvEND (req->sv2) = 0;
288	PUSHs (req->sv2);
289	}
290	break;	369	break;
291		370
292	case EIO_STAT:	371	case EIO_STAT:
293	case EIO_LSTAT:	372	case EIO_LSTAT:
294	case EIO_FSTAT:	373	case EIO_FSTAT:
…		…
297	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);	376	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);
298	PUSHs (sv_2mortal (newSViv (req->result)));	377	PUSHs (sv_2mortal (newSViv (req->result)));
299	break;	378	break;
300		379
301	case EIO_READ:	380	case EIO_READ:
		381	{
302	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));	382	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
303	*SvEND (req->sv2) = 0;	383	*SvEND (req->sv2) = 0;
		384	SvPOK_only (req->sv2);
		385	SvSETMAGIC (req->sv2);
304	PUSHs (sv_2mortal (newSViv (req->result)));	386	PUSHs (sv_2mortal (newSViv (req->result)));
		387	}
305	break;	388	break;
306		389
307	case EIO_DUP2:	390	case EIO_DUP2:
308	if (req->result > 0)	391	if (req->result > 0)
309	req->result = 0;	392	req->result = 0;
…		…
414	X_UNLOCK (reslock);	497	X_UNLOCK (reslock);
415		498
416	if (size)	499	if (size)
417	return;	500	return;
418		501
419	maybe_start_thread ();	502	etp_maybe_start_thread ();
420		503
421	FD_ZERO (&rfd);	504	FD_ZERO (&rfd);
422	FD_SET (respipe [0], &rfd);	505	FD_SET (respipe [0], &rfd);
423		506
424	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);	507	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
425	}	508	}
426	}	509	}
427		510
428	static int poll_cb (void)	511	static int poll_cb (void)
429	{	512	{
430	int res;	513	for (;;)
431
432	do
433	{	514	{
434	res = eio_poll ();	515	int res = eio_poll ();
435		516
436	if (res > 0)	517	if (res > 0)
437	croak (0);	518	croak (0);
		519
		520	if (!max_outstanding \|\| max_outstanding > eio_nreqs ())
		521	return res;
		522
		523	poll_wait ();
438	}	524	}
439	while (max_outstanding && max_outstanding <= eio_nreqs ());
440
441	return res;
442	}	525	}
443		526
444	static void atfork_child (void)	527	static void atfork_child (void)
445	{	528	{
446	create_respipe ();	529	create_respipe ();
447	}	530	}
448		531
		532	static SV *
		533	get_cb (SV *cb_sv)
		534	{
		535	HV *st;
		536	GV *gvp;
		537	CV *cv;
		538
		539	if (!SvOK (cb_sv))
		540	return 0;
		541
		542	cv = sv_2cv (cb_sv, &st, &gvp, 0);
		543
		544	if (!cv)
		545	croak ("IO::AIO callback must be undef or a CODE reference");
		546
		547	return (SV *)cv;
		548	}
		549
449	#define dREQ \	550	#define dREQ \
		551	SV *cb_cv; \
450	aio_req req; \	552	aio_req req; \
451	int req_pri = next_pri; \	553	int req_pri = next_pri; \
452	next_pri = EIO_DEFAULT_PRI + EIO_PRI_BIAS; \	554	next_pri = EIO_PRI_DEFAULT; \
453	\	555	\
454	if (SvOK (callback) && !SvROK (callback)) \	556	cb_cv = get_cb (callback); \
455	croak ("callback must be undef or of reference type"); \
456	\	557	\
457	Newz (0, req, 1, eio_req); \	558	Newz (0, req, 1, eio_req); \
458	if (!req) \	559	if (!req) \
459	croak ("out of memory during eio_req allocation"); \	560	croak ("out of memory during eio_req allocation"); \
460	\	561	\
461	req->callback = newSVsv (callback); \	562	req->callback = SvREFCNT_inc (cb_cv); \
462	req->pri = req_pri	563	req->pri = req_pri
463		564
464	#define REQ_SEND \	565	#define REQ_SEND \
		566	PUTBACK; \
465	req_submit (req); \	567	req_submit (req); \
		568	SPAGAIN; \
466	\	569	\
467	if (GIMME_V != G_VOID) \	570	if (GIMME_V != G_VOID) \
468	XPUSHs (req_sv (req, AIO_REQ_KLASS));	571	XPUSHs (req_sv (req, AIO_REQ_KLASS));
469		572
		573	static int
		574	extract_fd (SV *fh, int wr)
		575	{
		576	int fd = PerlIO_fileno (wr ? IoOFP (sv_2io (fh)) : IoIFP (sv_2io (fh)));
		577
		578	if (fd < 0)
		579	croak ("illegal fh argument, either not an OS file or read/write mode mismatch");
		580
		581	return fd;
		582	}
		583
470	MODULE = IO::AIO PACKAGE = IO::AIO	584	MODULE = IO::AIO PACKAGE = IO::AIO
471		585
472	PROTOTYPES: ENABLE	586	PROTOTYPES: ENABLE
473		587
474	BOOT:	588	BOOT:
475	{	589	{
476	stash = gv_stashpv ("IO::AIO", 1);	590	static const struct {
477		591	const char *name;
478	newCONSTSUB (stash, "EXDEV", newSViv (EXDEV));	592	IV iv;
479	newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY));	593	} *civ, const_iv[] = {
480	newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY));	594	# define const_iv(name, value) { # name, (IV) value },
481	newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT));	595	# define const_eio(name) { # name, (IV) EIO_ ## name },
482	newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC));	596	const_iv (EXDEV , EXDEV)
		597	const_iv (ENOSYS , ENOSYS)
		598	const_iv (O_RDONLY, O_RDONLY)
		599	const_iv (O_WRONLY, O_WRONLY)
		600	const_iv (O_CREAT , O_CREAT)
		601	const_iv (O_TRUNC , O_TRUNC)
483	#ifdef _WIN32	602	#ifndef _WIN32
484	X_MUTEX_CHECK (wrklock);	603	const_iv (S_IFIFO , S_IFIFO)
485	X_MUTEX_CHECK (reslock);
486	X_MUTEX_CHECK (reqlock);
487	X_MUTEX_CHECK (reqwait);
488	X_MUTEX_CHECK (preadwritelock);
489	X_MUTEX_CHECK (readdirlock);
490
491	X_COND_CHECK (reqwait);
492	#else
493	newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO));
494	#endif	604	#endif
		605	const_iv (FADV_NORMAL , POSIX_FADV_NORMAL)
		606	const_iv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
		607	const_iv (FADV_RANDOM , POSIX_FADV_RANDOM)
		608	const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
		609	const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
		610	const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
495		611
		612	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
		613	const_eio (SYNC_FILE_RANGE_WRITE)
		614	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
		615
		616	const_eio (READDIR_DENTS)
		617	const_eio (READDIR_DIRS_FIRST)
		618	const_eio (READDIR_STAT_ORDER)
		619	const_eio (READDIR_FOUND_UNKNOWN)
		620
		621	const_eio (DT_UNKNOWN)
		622	const_eio (DT_FIFO)
		623	const_eio (DT_CHR)
		624	const_eio (DT_DIR)
		625	const_eio (DT_BLK)
		626	const_eio (DT_REG)
		627	const_eio (DT_LNK)
		628	const_eio (DT_SOCK)
		629	const_eio (DT_WHT)
		630	};
		631
		632	stash = gv_stashpv ("IO::AIO", 1);
		633
		634	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		635	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		636
496	create_respipe ();	637	create_respipe ();
497		638
498	if (eio_init (want_poll, done_poll) < 0)	639	if (eio_init (want_poll, done_poll) < 0)
499	croak ("IO::AIO: unable to initialise eio library");	640	croak ("IO::AIO: unable to initialise eio library");
500		641
501	/* atfork child called in fifo order, so before eio's handler */	642	/* atfork child called in fifo order, so before eio's handler */
502	X_THREAD_ATFORK (0, 0, atfork_child);	643	X_THREAD_ATFORK (0, 0, atfork_child);
503	}	644	}
504		645
505	void	646	void
506	max_poll_reqs (int nreqs)	647	max_poll_reqs (int nreqs)
507	PROTOTYPE: $	648	PROTOTYPE: $
…		…
560	ALIAS:	701	ALIAS:
561	aio_fsync = EIO_FSYNC	702	aio_fsync = EIO_FSYNC
562	aio_fdatasync = EIO_FDATASYNC	703	aio_fdatasync = EIO_FDATASYNC
563	PPCODE:	704	PPCODE:
564	{	705	{
		706	int fd = extract_fd (fh, 0);
565	dREQ;	707	dREQ;
566		708
567	req->type = ix;	709	req->type = ix;
568	req->sv1 = newSVsv (fh);	710	req->sv1 = newSVsv (fh);
569	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh)));	711	req->int1 = fd;
		712
		713	REQ_SEND (req);
		714	}
		715
		716	void
		717	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)
		718	PROTOTYPE: $$$$;$
		719	PPCODE:
		720	{
		721	int fd = extract_fd (fh, 0);
		722	dREQ;
		723
		724	req->type = EIO_SYNC_FILE_RANGE;
		725	req->sv1 = newSVsv (fh);
		726	req->int1 = fd;
		727	req->offs = offset;
		728	req->size = nbytes;
		729	req->int2 = flags;
570		730
571	REQ_SEND (req);	731	REQ_SEND (req);
572	}	732	}
573		733
574	void	734	void
575	aio_close (SV fh, SV callback=&PL_sv_undef)	735	aio_close (SV fh, SV callback=&PL_sv_undef)
576	PROTOTYPE: $;$	736	PROTOTYPE: $;$
577	PPCODE:	737	PPCODE:
578	{	738	{
579	static int close_pipe = -1; /* dummy fd to close fds via dup2 */	739	static int close_pipe = -1; /* dummy fd to close fds via dup2 */
		740	int fd = extract_fd (fh, 0);
580	dREQ;	741	dREQ;
581		742
582	if (close_pipe < 0)	743	if (close_pipe < 0)
583	{	744	{
584	int pipefd [2];	745	int pipefd [2];
…		…
592	}	753	}
593		754
594	req->type = EIO_DUP2;	755	req->type = EIO_DUP2;
595	req->int1 = close_pipe;	756	req->int1 = close_pipe;
596	req->sv2 = newSVsv (fh);	757	req->sv2 = newSVsv (fh);
597	req->int2 = PerlIO_fileno (IoIFP (sv_2io (fh)));	758	req->int2 = fd;
598		759
599	REQ_SEND (req);	760	REQ_SEND (req);
600	}	761	}
601		762
602	void	763	void
…		…
606	aio_write = EIO_WRITE	767	aio_write = EIO_WRITE
607	PROTOTYPE: $$$$$;$	768	PROTOTYPE: $$$$$;$
608	PPCODE:	769	PPCODE:
609	{	770	{
610	STRLEN svlen;	771	STRLEN svlen;
		772	int fd = extract_fd (fh, ix == EIO_WRITE);
611	char *svptr = SvPVbyte (data, svlen);	773	char *svptr = SvPVbyte (data, svlen);
612	UV len = SvUV (length);	774	UV len = SvUV (length);
613
614	SvUPGRADE (data, SVt_PV);
615	SvPOK_on (data);
616		775
617	if (dataoffset < 0)	776	if (dataoffset < 0)
618	dataoffset += svlen;	777	dataoffset += svlen;
619		778
620	if (dataoffset < 0 \|\| dataoffset > svlen)	779	if (dataoffset < 0 \|\| dataoffset > svlen)
…		…
626	if (!SvOK (length) \|\| len + dataoffset > svlen)	785	if (!SvOK (length) \|\| len + dataoffset > svlen)
627	len = svlen - dataoffset;	786	len = svlen - dataoffset;
628	}	787	}
629	else	788	else
630	{	789	{
631	/* read: grow scalar as necessary */	790	/* read: check type and grow scalar as necessary */
		791	SvUPGRADE (data, SVt_PV);
632	svptr = SvGROW (data, len + dataoffset + 1);	792	svptr = SvGROW (data, len + dataoffset + 1);
633	}	793	}
634
635	if (len < 0)
636	croak ("length must not be negative");
637		794
638	{	795	{
639	dREQ;	796	dREQ;
640		797
641	req->type = ix;	798	req->type = ix;
642	req->sv1 = newSVsv (fh);	799	req->sv1 = newSVsv (fh);
643	req->int1 = PerlIO_fileno (ix == EIO_READ ? IoIFP (sv_2io (fh))	800	req->int1 = fd;
644	: IoOFP (sv_2io (fh)));
645	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;	801	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
646	req->size = len;	802	req->size = len;
647	req->sv2 = SvREFCNT_inc (data);	803	req->sv2 = SvREFCNT_inc (data);
648	req->ptr2 = (char *)svptr + dataoffset;	804	req->ptr2 = (char *)svptr + dataoffset;
649	req->stroffset = dataoffset;	805	req->stroffset = dataoffset;
…		…
664	PPCODE:	820	PPCODE:
665	{	821	{
666	SV *data;	822	SV *data;
667	dREQ;	823	dREQ;
668		824
669	data = newSV (NAME_MAX);
670	SvPOK_on (data);
671
672	req->type = EIO_READLINK;	825	req->type = EIO_READLINK;
673	req->sv1 = newSVsv (path);	826	req->sv1 = newSVsv (path);
674	req->ptr1 = SvPVbyte_nolen (req->sv1);	827	req->ptr1 = SvPVbyte_nolen (req->sv1);
675	req->sv2 = data;
676	req->ptr2 = SvPVbyte_nolen (data);
677		828
678	REQ_SEND;	829	REQ_SEND;
679	}	830	}
680		831
681	void	832	void
682	aio_sendfile (SV out_fh, SV in_fh, SV in_offset, UV length, SV callback=&PL_sv_undef)	833	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
683	PROTOTYPE: $$$$;$	834	PROTOTYPE: $$$$;$
684	PPCODE:	835	PPCODE:
685	{	836	{
		837	int ifd = extract_fd (in_fh , 0);
		838	int ofd = extract_fd (out_fh, 0);
686	dREQ;	839	dREQ;
687		840
688	req->type = EIO_SENDFILE;	841	req->type = EIO_SENDFILE;
689	req->sv1 = newSVsv (out_fh);	842	req->sv1 = newSVsv (out_fh);
690	req->int1 = PerlIO_fileno (IoIFP (sv_2io (out_fh)));	843	req->int1 = ofd;
691	req->sv2 = newSVsv (in_fh);	844	req->sv2 = newSVsv (in_fh);
692	req->int2 = PerlIO_fileno (IoIFP (sv_2io (in_fh)));	845	req->int2 = ifd;
693	req->offs = SvVAL64 (in_offset);	846	req->offs = in_offset;
694	req->size = length;	847	req->size = length;
695		848
696	REQ_SEND;	849	REQ_SEND;
697	}	850	}
698		851
699	void	852	void
700	aio_readahead (SV fh, SV offset, IV length, SV *callback=&PL_sv_undef)	853	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)
701	PROTOTYPE: $$$;$	854	PROTOTYPE: $$$;$
702	PPCODE:	855	PPCODE:
703	{	856	{
		857	int fd = extract_fd (fh, 0);
704	dREQ;	858	dREQ;
705		859
706	req->type = EIO_READAHEAD;	860	req->type = EIO_READAHEAD;
707	req->sv1 = newSVsv (fh);	861	req->sv1 = newSVsv (fh);
708	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh)));	862	req->int1 = fd;
709	req->offs = SvVAL64 (offset);	863	req->offs = offset;
710	req->size = length;	864	req->size = length;
711		865
712	REQ_SEND;	866	REQ_SEND;
713	}	867	}
714		868
…		…
719	aio_lstat = EIO_LSTAT	873	aio_lstat = EIO_LSTAT
720	PPCODE:	874	PPCODE:
721	{	875	{
722	dREQ;	876	dREQ;
723		877
724	req->ptr2 = malloc (sizeof (EIO_STRUCT_STAT));
725	if (!req->ptr2)
726	{
727	req_destroy (req);
728	croak ("out of memory during aio_stat statdata allocation");
729	}
730
731	req->flags \|= EIO_FLAG_PTR2_FREE;
732	req->sv1 = newSVsv (fh_or_path);	878	req->sv1 = newSVsv (fh_or_path);
733		879
734	if (SvPOK (fh_or_path))	880	if (SvPOK (req->sv1))
735	{	881	{
736	req->type = ix;	882	req->type = ix;
737	req->ptr1 = SvPVbyte_nolen (req->sv1);	883	req->ptr1 = SvPVbyte_nolen (req->sv1);
738	}	884	}
739	else	885	else
…		…
753		899
754	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;	900	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
755	req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;	901	req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
756	req->sv1 = newSVsv (fh_or_path);	902	req->sv1 = newSVsv (fh_or_path);
757		903
758	if (SvPOK (fh_or_path))	904	if (SvPOK (req->sv1))
759	{	905	{
760	req->type = EIO_UTIME;	906	req->type = EIO_UTIME;
761	req->ptr1 = SvPVbyte_nolen (req->sv1);	907	req->ptr1 = SvPVbyte_nolen (req->sv1);
762	}	908	}
763	else	909	else
…		…
776	dREQ;	922	dREQ;
777		923
778	req->sv1 = newSVsv (fh_or_path);	924	req->sv1 = newSVsv (fh_or_path);
779	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;	925	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
780		926
781	if (SvPOK (fh_or_path))	927	if (SvPOK (req->sv1))
782	{	928	{
783	req->type = EIO_TRUNCATE;	929	req->type = EIO_TRUNCATE;
784	req->ptr1 = SvPVbyte_nolen (req->sv1);	930	req->ptr1 = SvPVbyte_nolen (req->sv1);
785	}	931	}
786	else	932	else
…		…
794		940
795	void	941	void
796	aio_chmod (SV8 fh_or_path, int mode, SV callback=&PL_sv_undef)	942	aio_chmod (SV8 fh_or_path, int mode, SV callback=&PL_sv_undef)
797	ALIAS:	943	ALIAS:
798	aio_chmod = EIO_CHMOD	944	aio_chmod = EIO_CHMOD
799	aio_fchmod = EIO_FCHMOD
800	aio_mkdir = EIO_MKDIR	945	aio_mkdir = EIO_MKDIR
801	PPCODE:	946	PPCODE:
802	{	947	{
803	dREQ;	948	dREQ;
804		949
805	req->type = ix;
806	req->int2 = mode;	950	req->int2 = mode;
807	req->sv1 = newSVsv (fh_or_path);	951	req->sv1 = newSVsv (fh_or_path);
808		952
809	if (ix == EIO_FCHMOD)	953	if (SvPOK (req->sv1))
810	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));	954	{
		955	req->type = ix;
		956	req->ptr1 = SvPVbyte_nolen (req->sv1);
		957	}
811	else	958	else
812	req->ptr1 = SvPVbyte_nolen (req->sv1);	959	{
		960	req->type = EIO_FCHMOD;
		961	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
		962	}
813		963
814	REQ_SEND;	964	REQ_SEND;
815	}	965	}
816		966
817	void	967	void
…		…
822		972
823	req->int2 = SvOK (uid) ? SvIV (uid) : -1;	973	req->int2 = SvOK (uid) ? SvIV (uid) : -1;
824	req->int3 = SvOK (gid) ? SvIV (gid) : -1;	974	req->int3 = SvOK (gid) ? SvIV (gid) : -1;
825	req->sv1 = newSVsv (fh_or_path);	975	req->sv1 = newSVsv (fh_or_path);
826		976
827	if (SvPOK (fh_or_path))	977	if (SvPOK (req->sv1))
828	{	978	{
829	req->type = EIO_CHOWN;	979	req->type = EIO_CHOWN;
830	req->ptr1 = SvPVbyte_nolen (req->sv1);	980	req->ptr1 = SvPVbyte_nolen (req->sv1);
831	}	981	}
832	else	982	else
…		…
834	req->type = EIO_FCHOWN;	984	req->type = EIO_FCHOWN;
835	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));	985	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
836	}	986	}
837		987
838	REQ_SEND;	988	REQ_SEND;
		989	}
		990
		991	void
		992	aio_readdirx (SV8 pathname, IV flags, SV callback=&PL_sv_undef)
		993	PPCODE:
		994	{
		995	dREQ;
		996
		997	req->type = EIO_READDIR;
		998	req->sv1 = newSVsv (pathname);
		999	req->ptr1 = SvPVbyte_nolen (req->sv1);
		1000	req->int1 = flags \| EIO_READDIR_DENTS \| EIO_READDIR_CUSTOM1;
		1001
		1002	if (flags & EIO_READDIR_DENTS)
		1003	req->int1 \|= EIO_READDIR_CUSTOM2;
		1004
		1005	REQ_SEND;
839	}	1006	}
840		1007
841	void	1008	void
842	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)	1009	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)
843	ALIAS:	1010	ALIAS:
…		…
908	{	1075	{
909	dREQ;	1076	dREQ;
910		1077
911	req->type = EIO_GROUP;	1078	req->type = EIO_GROUP;
912		1079
913	eio_submit (req);	1080	req_submit (req);
914	XPUSHs (req_sv (req, AIO_GRP_KLASS));	1081	XPUSHs (req_sv (req, AIO_GRP_KLASS));
915	}	1082	}
916		1083
917	void	1084	void
918	aio_nop (SV *callback=&PL_sv_undef)	1085	aio_nop (SV *callback=&PL_sv_undef)
…		…
930		1097
931	int	1098	int
932	aioreq_pri (int pri = 0)	1099	aioreq_pri (int pri = 0)
933	PROTOTYPE: ;$	1100	PROTOTYPE: ;$
934	CODE:	1101	CODE:
935	RETVAL = next_pri - EIO_PRI_BIAS;	1102	RETVAL = next_pri;
936	if (items > 0)	1103	if (items > 0)
937	{	1104	{
938	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;	1105	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
939	if (pri > EIO_PRI_MAX) pri = EIO_PRI_MAX;	1106	if (pri > EIO_PRI_MAX) pri = EIO_PRI_MAX;
940	next_pri = pri + EIO_PRI_BIAS;	1107	next_pri = pri;
941	}	1108	}
942	OUTPUT:	1109	OUTPUT:
943	RETVAL	1110	RETVAL
944		1111
945	void	1112	void
946	aioreq_nice (int nice = 0)	1113	aioreq_nice (int nice = 0)
947	CODE:	1114	CODE:
948	nice = next_pri - nice;	1115	nice = next_pri - nice;
949	if (nice < EIO_PRI_MIN) nice = EIO_PRI_MIN;	1116	if (nice < EIO_PRI_MIN) nice = EIO_PRI_MIN;
950	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;	1117	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;
951	next_pri = nice + EIO_PRI_BIAS;	1118	next_pri = nice;
952		1119
953	void	1120	void
954	flush ()	1121	flush ()
955	PROTOTYPE:	1122	PROTOTYPE:
956	CODE:	1123	CODE:
…		…
1017		1184
1018	int	1185	int
1019	nthreads()	1186	nthreads()
1020	PROTOTYPE:	1187	PROTOTYPE:
1021	CODE:	1188	CODE:
1022	if (WORDACCESS_UNSAFE) X_LOCK (wrklock);	1189	RETVAL = eio_nthreads ();
1023	RETVAL = started;
1024	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1025	OUTPUT:	1190	OUTPUT:
1026	RETVAL	1191	RETVAL
1027		1192
		1193	int
		1194	fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)
		1195	PROTOTYPE: $$$$
		1196	CODE:
		1197	{
		1198	#if _XOPEN_SOURCE >= 600
		1199	RETVAL = posix_fadvise (fh, offset, length, advice);
		1200	#else
		1201	RETVAL = errno = ENOSYS;
		1202	#endif
		1203	}
		1204	OUTPUT:
		1205	RETVAL
		1206
		1207	ssize_t
		1208	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
		1209	PROTOTYPE: $$$$
		1210	CODE:
		1211	eio_sendfile_sync (ofh, ifh, offset, count);
		1212
1028	void _on_next_submit (SV *cb)	1213	void _on_next_submit (SV *cb)
1029	CODE:	1214	CODE:
1030	SvREFCNT_dec (on_next_submit);	1215	SvREFCNT_dec (on_next_submit);
1031	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;	1216	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1032		1217
…		…
1039	CODE:	1224	CODE:
1040	eio_cancel (req);	1225	eio_cancel (req);
1041		1226
1042	void	1227	void
1043	cb (aio_req_ornot req, SV *callback=&PL_sv_undef)	1228	cb (aio_req_ornot req, SV *callback=&PL_sv_undef)
1044	CODE:	1229	PPCODE:
		1230	{
		1231	if (GIMME_V != G_VOID)
		1232	XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
		1233
		1234	if (items > 1)
		1235	{
		1236	SV *cb_cv = get_cb (callback);
		1237
1045	SvREFCNT_dec (req->callback);	1238	SvREFCNT_dec (req->callback);
1046	req->callback = newSVsv (callback);	1239	req->callback = SvREFCNT_inc (cb_cv);
		1240	}
		1241	}
1047		1242
1048	MODULE = IO::AIO PACKAGE = IO::AIO::GRP	1243	MODULE = IO::AIO PACKAGE = IO::AIO::GRP
1049		1244
1050	void	1245	void
1051	add (aio_req grp, ...)	1246	add (aio_req grp, ...)
…		…
1083	AV *av;	1278	AV *av;
1084		1279
1085	grp->errorno = errno;	1280	grp->errorno = errno;
1086		1281
1087	av = newAV ();	1282	av = newAV ();
		1283	av_extend (av, items - 1);
1088		1284
1089	for (i = 1; i < items; ++i )	1285	for (i = 1; i < items; ++i )
1090	av_push (av, newSVsv (ST (i)));	1286	av_push (av, newSVsv (ST (i)));
1091		1287
1092	SvREFCNT_dec (grp->sv1);	1288	SvREFCNT_dec (grp->sv1);
…		…
1106	void	1302	void
1107	feed (aio_req grp, SV *callback=&PL_sv_undef)	1303	feed (aio_req grp, SV *callback=&PL_sv_undef)
1108	CODE:	1304	CODE:
1109	{	1305	{
1110	SvREFCNT_dec (grp->sv2);	1306	SvREFCNT_dec (grp->sv2);
1111	grp->sv2 = newSVsv (callback);	1307	grp->sv2 = newSVsv (callback);
		1308	grp->feed = aio_grp_feed;
1112		1309
1113	if (grp->int2 <= 0)	1310	if (grp->int2 <= 0)
1114	grp->int2 = 2;	1311	grp->int2 = 2;
1115		1312
1116	eio_grp_limit (grp, grp->int2);	1313	eio_grp_limit (grp, grp->int2);

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Comparing IO-AIO/AIO.xs (file contents): Revision 1.118 by root, Sun May 11 00:01:03 2008 UTC vs. Revision 1.148 by root, Wed Jun 17 01:14:48 2009 UTC

Diff Legend

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.118 by root, Sun May 11 00:01:03 2008 UTC vs.
Revision 1.148 by root, Wed Jun 17 01:14:48 2009 UTC