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

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.120 by root, Sun May 11 19:17:09 2008 UTC vs.
Revision 1.151 by root, Tue Jul 14 00:13:36 2009 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>
…		…
65	# include <signal.h>	67	# include <signal.h>
66	# define EIO_STRUCT_DIRENT struct dirent	68	# define EIO_STRUCT_DIRENT struct dirent
67		69
68	#endif	70	#endif
69		71
		72	/* perl stupidly overrides readdir and maybe others */
		73	/* with thread-unsafe versions, imagine that :( */
		74	#undef readdir
		75	#undef opendir
		76	#undef closedir
		77
70	#define EIO_STRUCT_STAT Stat_t	78	#define EIO_STRUCT_STAT Stat_t
71		79
72	/* use NV for 32 bit perls as it allows larger offsets */	80	/* use NV for 32 bit perls as it allows larger offsets */
73	#if IVSIZE >= 8	81	#if IVSIZE >= 8
		82	# define VAL64 IV
74	# define SvVAL64 SvIV	83	# define SvVAL64 SvIV
		84	# define newSVval64 newSViv
75	#else	85	#else
		86	# define VAL64 NV
76	# define SvVAL64 SvNV	87	# define SvVAL64 SvNV
		88	# define newSVval64 newSVnv
77	#endif	89	#endif
		90
		91	/*****************************************************************************/
		92
		93	#if __GNUC__ >= 3
		94	# define expect(expr,value) __builtin_expect ((expr),(value))
		95	#else
		96	# define expect(expr,value) (expr)
		97	#endif
		98
		99	#define expect_false(expr) expect ((expr) != 0, 0)
		100	#define expect_true(expr) expect ((expr) != 0, 1)
		101
		102	/*****************************************************************************/
78		103
79	static HV *stash;	104	static HV *stash;
80	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 */
81		108
82	#define AIO_REQ_KLASS "IO::AIO::REQ"	109	#define AIO_REQ_KLASS "IO::AIO::REQ"
83	#define AIO_GRP_KLASS "IO::AIO::GRP"	110	#define AIO_GRP_KLASS "IO::AIO::GRP"
84		111
85	#define EIO_COMMON \	112	#define EIO_REQ_MEMBERS \
86	SV *callback; \	113	SV *callback; \
87	SV sv1, sv2; \	114	SV sv1, sv2; \
88	STRLEN stroffset; \	115	STRLEN stroffset; \
89	SV *self	116	SV *self;
		117
		118	#define EIO_NO_WRAPPERS 1
90		119
91	#include "libeio/eio.h"	120	#include "libeio/eio.h"
		121
		122	#ifndef POSIX_FADV_NORMAL
		123	# define POSIX_FADV_NORMAL 0
		124	# define NO_FADVISE 1
		125	#endif
		126
		127	#ifndef POSIX_FADV_SEQUENTIAL
		128	# define POSIX_FADV_SEQUENTIAL 0
		129	#endif
		130
		131	#ifndef POSIX_FADV_RANDOM
		132	# define POSIX_FADV_RANDOM 0
		133	#endif
		134
		135	#ifndef POSIX_FADV_NOREUSE
		136	# define POSIX_FADV_NOREUSE 0
		137	#endif
		138
		139	#ifndef POSIX_FADV_WILLNEED
		140	# define POSIX_FADV_WILLNEED 0
		141	#endif
		142
		143	#ifndef POSIX_FADV_DONTNEED
		144	# define POSIX_FADV_DONTNEED 0
		145	#endif
92		146
93	static int req_invoke (eio_req *req);	147	static int req_invoke (eio_req *req);
94	#define EIO_FINISH(req) req_invoke (req)	148	#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);	149	static void req_destroy (eio_req *grp);
98	#define EIO_DESTROY(req) req_destroy (req)	150	#define EIO_DESTROY(req) req_destroy (req)
99		151
100	enum {	152	enum {
101	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */	153	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
…		…
105		157
106	typedef eio_req *aio_req;	158	typedef eio_req *aio_req;
107	typedef eio_req *aio_req_ornot;	159	typedef eio_req *aio_req_ornot;
108		160
109	static SV *on_next_submit;	161	static SV *on_next_submit;
110	static int next_pri = EIO_DEFAULT_PRI + EIO_PRI_BIAS;	162	static int next_pri = EIO_PRI_DEFAULT;
111	static int max_outstanding;	163	static int max_outstanding;
112		164
113	static int respipe_osf [2], respipe [2] = { -1, -1 };	165	static int respipe_osf [2], respipe [2] = { -1, -1 };
114		166
115	static void req_destroy (aio_req req);	167	static void req_destroy (aio_req req);
…		…
173		225
174	static void req_submit (eio_req *req)	226	static void req_submit (eio_req *req)
175	{	227	{
176	eio_submit (req);	228	eio_submit (req);
177		229
178	if (on_next_submit)	230	if (expect_false (on_next_submit))
179	{	231	{
180	dSP;	232	dSP;
181	SV *cb = sv_2mortal (on_next_submit);	233	SV *cb = sv_2mortal (on_next_submit);
182		234
183	on_next_submit = 0;	235	on_next_submit = 0;
…		…
193	dSP;	245	dSP;
194		246
195	if (req->flags & FLAG_SV2_RO_OFF)	247	if (req->flags & FLAG_SV2_RO_OFF)
196	SvREADONLY_off (req->sv2);	248	SvREADONLY_off (req->sv2);
197		249
198	if (!EIO_CANCELLED (req) && SvOK (req->callback))	250	if (!EIO_CANCELLED (req) && req->callback)
199	{	251	{
200	ENTER;	252	ENTER;
201	SAVETMPS;	253	SAVETMPS;
202	PUSHMARK (SP);	254	PUSHMARK (SP);
203	EXTEND (SP, 1);	255	EXTEND (SP, 1);
…		…
209	SV *rv = &PL_sv_undef;	261	SV *rv = &PL_sv_undef;
210		262
211	if (req->result >= 0)	263	if (req->result >= 0)
212	{	264	{
213	int i;	265	int i;
214	char *buf = req->ptr2;	266	char names = (char )req->ptr2;
		267	eio_dirent ent = (eio_dirent )req->ptr1; /* might be 0 */
215	AV *av = newAV ();	268	AV *av = newAV ();
216		269
217	av_extend (av, req->result - 1);	270	av_extend (av, req->result - 1);
218		271
219	for (i = 0; i < req->result; ++i)	272	for (i = 0; i < req->result; ++i)
220	{	273	{
221	SV *sv = newSVpv (buf, 0);	274	if (req->int1 & EIO_READDIR_DENTS)
		275	{
		276	SV *namesv = newSVpvn (names + ent->nameofs, ent->namelen);
222		277
		278	if (req->int1 & EIO_READDIR_CUSTOM2)
		279	{
		280	static SV sv_type [EIO_DT_MAX + 1]; / type sv cache */
		281	AV *avent = newAV ();
		282
		283	av_extend (avent, 2);
		284
		285	if (!sv_type [ent->type])
		286	{
		287	sv_type [ent->type] = newSViv (ent->type);
		288	SvREADONLY_on (sv_type [ent->type]);
		289	}
		290
		291	av_store (avent, 0, namesv);
		292	av_store (avent, 1, SvREFCNT_inc (sv_type [ent->type]));
		293	av_store (avent, 2, IVSIZE >= 8 ? newSVuv (ent->inode) : newSVnv (ent->inode));
		294
		295	av_store (av, i, newRV_noinc ((SV *)avent));
		296	}
		297	else
223	av_store (av, i, sv);	298	av_store (av, i, namesv);
		299
		300	++ent;
		301	}
		302	else
		303	{
		304	SV *name = newSVpv (names, 0);
		305	av_store (av, i, name);
224	buf += SvCUR (sv) + 1;	306	names += SvCUR (name) + 1;
		307	}
225	}	308	}
226		309
227	rv = sv_2mortal (newRV_noinc ((SV *)av));	310	rv = sv_2mortal (newRV_noinc ((SV *)av));
228	}	311	}
229		312
230	PUSHs (rv);	313	PUSHs (rv);
		314
		315	if (req->int1 & EIO_READDIR_CUSTOM1)
		316	XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 \| EIO_READDIR_CUSTOM2))));
231	}	317	}
232	break;	318	break;
233		319
234	case EIO_OPEN:	320	case EIO_OPEN:
235	{	321	{
…		…
241	GV gv = (GV )sv_newmortal ();	327	GV gv = (GV )sv_newmortal ();
242	int flags = req->int1 & (O_RDONLY \| O_WRONLY \| O_RDWR);	328	int flags = req->int1 & (O_RDONLY \| O_WRONLY \| O_RDWR);
243	char sym [64];	329	char sym [64];
244	int symlen;	330	int symlen;
245		331
246	symlen = snprintf (sym, sizeof (sym), "fd#%d", req->result);	332	symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
247	gv_init (gv, stash, sym, symlen, 0);	333	gv_init (gv, stash, sym, symlen, 0);
248		334
249	symlen = snprintf (	335	symlen = snprintf (
250	sym,	336	sym,
251	sizeof (sym),	337	sizeof (sym),
252	"%s&=%d",	338	"%s&=%d",
253	flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",	339	flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
254	req->result	340	(int)req->result
255	);	341	);
256		342
257	if (do_open (gv, sym, symlen, 0, 0, 0, 0))	343	if (do_open (gv, sym, symlen, 0, 0, 0, 0))
258	fh = (SV *)gv;	344	fh = (SV *)gv;
259	}	345	}
…		…
293	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);	379	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);
294	PUSHs (sv_2mortal (newSViv (req->result)));	380	PUSHs (sv_2mortal (newSViv (req->result)));
295	break;	381	break;
296		382
297	case EIO_READ:	383	case EIO_READ:
		384	{
298	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));	385	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
299	*SvEND (req->sv2) = 0;	386	*SvEND (req->sv2) = 0;
		387	SvPOK_only (req->sv2);
		388	SvSETMAGIC (req->sv2);
300	PUSHs (sv_2mortal (newSViv (req->result)));	389	PUSHs (sv_2mortal (newSViv (req->result)));
		390	}
301	break;	391	break;
302		392
303	case EIO_DUP2:	393	case EIO_DUP2:
304	if (req->result > 0)	394	if (req->result > 0)
305	req->result = 0;	395	req->result = 0;
…		…
410	X_UNLOCK (reslock);	500	X_UNLOCK (reslock);
411		501
412	if (size)	502	if (size)
413	return;	503	return;
414		504
415	maybe_start_thread ();	505	etp_maybe_start_thread ();
416		506
417	FD_ZERO (&rfd);	507	FD_ZERO (&rfd);
418	FD_SET (respipe [0], &rfd);	508	FD_SET (respipe [0], &rfd);
419		509
420	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);	510	PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0);
421	}	511	}
422	}	512	}
423		513
424	static int poll_cb (void)	514	static int poll_cb (void)
425	{	515	{
426	int res;	516	for (;;)
427
428	do
429	{	517	{
430	res = eio_poll ();	518	int res = eio_poll ();
431		519
432	if (res > 0)	520	if (res > 0)
433	croak (0);	521	croak (0);
		522
		523	if (!max_outstanding \|\| max_outstanding > eio_nreqs ())
		524	return res;
		525
		526	poll_wait ();
434	}	527	}
435	while (max_outstanding && max_outstanding <= eio_nreqs ());
436
437	return res;
438	}	528	}
439		529
440	static void atfork_child (void)	530	static void atfork_child (void)
441	{	531	{
442	create_respipe ();	532	create_respipe ();
443	}	533	}
444		534
		535	static SV *
		536	get_cb (SV *cb_sv)
		537	{
		538	HV *st;
		539	GV *gvp;
		540	CV *cv;
		541
		542	if (!SvOK (cb_sv))
		543	return 0;
		544
		545	cv = sv_2cv (cb_sv, &st, &gvp, 0);
		546
		547	if (!cv)
		548	croak ("IO::AIO callback must be undef or a CODE reference");
		549
		550	return (SV *)cv;
		551	}
		552
445	#define dREQ \	553	#define dREQ \
		554	SV *cb_cv; \
446	aio_req req; \	555	aio_req req; \
447	int req_pri = next_pri; \	556	int req_pri = next_pri; \
448	next_pri = EIO_DEFAULT_PRI + EIO_PRI_BIAS; \	557	next_pri = EIO_PRI_DEFAULT; \
449	\	558	\
450	if (SvOK (callback) && !SvROK (callback)) \	559	cb_cv = get_cb (callback); \
451	croak ("callback must be undef or of reference type"); \
452	\	560	\
453	Newz (0, req, 1, eio_req); \	561	Newz (0, req, 1, eio_req); \
454	if (!req) \	562	if (!req) \
455	croak ("out of memory during eio_req allocation"); \	563	croak ("out of memory during eio_req allocation"); \
456	\	564	\
457	req->callback = newSVsv (callback); \	565	req->callback = SvREFCNT_inc (cb_cv); \
458	req->pri = req_pri	566	req->pri = req_pri
459		567
460	#define REQ_SEND \	568	#define REQ_SEND \
		569	PUTBACK; \
461	req_submit (req); \	570	req_submit (req); \
		571	SPAGAIN; \
462	\	572	\
463	if (GIMME_V != G_VOID) \	573	if (GIMME_V != G_VOID) \
464	XPUSHs (req_sv (req, AIO_REQ_KLASS));	574	XPUSHs (req_sv (req, AIO_REQ_KLASS));
465		575
466	MODULE = IO::AIO PACKAGE = IO::AIO	576	MODULE = IO::AIO PACKAGE = IO::AIO
467		577
468	PROTOTYPES: ENABLE	578	PROTOTYPES: ENABLE
469		579
470	BOOT:	580	BOOT:
471	{	581	{
472	stash = gv_stashpv ("IO::AIO", 1);	582	static const struct {
473		583	const char *name;
474	newCONSTSUB (stash, "EXDEV", newSViv (EXDEV));	584	IV iv;
475	newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY));	585	} *civ, const_iv[] = {
476	newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY));	586	# define const_iv(name, value) { # name, (IV) value },
477	newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT));	587	# define const_eio(name) { # name, (IV) EIO_ ## name },
478	newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC));	588	const_iv (EXDEV , EXDEV)
		589	const_iv (ENOSYS , ENOSYS)
		590	const_iv (O_RDONLY, O_RDONLY)
		591	const_iv (O_WRONLY, O_WRONLY)
		592	const_iv (O_CREAT , O_CREAT)
		593	const_iv (O_TRUNC , O_TRUNC)
479	#ifdef _WIN32	594	#ifndef _WIN32
480	X_MUTEX_CHECK (wrklock);	595	const_iv (S_IFIFO , S_IFIFO)
481	X_MUTEX_CHECK (reslock);
482	X_MUTEX_CHECK (reqlock);
483	X_MUTEX_CHECK (reqwait);
484	X_MUTEX_CHECK (preadwritelock);
485	X_MUTEX_CHECK (readdirlock);
486
487	X_COND_CHECK (reqwait);
488	#else
489	newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO));
490	#endif	596	#endif
		597	const_iv (FADV_NORMAL , POSIX_FADV_NORMAL)
		598	const_iv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
		599	const_iv (FADV_RANDOM , POSIX_FADV_RANDOM)
		600	const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
		601	const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
		602	const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
491		603
		604	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
		605	const_eio (SYNC_FILE_RANGE_WRITE)
		606	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
		607
		608	const_eio (READDIR_DENTS)
		609	const_eio (READDIR_DIRS_FIRST)
		610	const_eio (READDIR_STAT_ORDER)
		611	const_eio (READDIR_FOUND_UNKNOWN)
		612
		613	const_eio (DT_UNKNOWN)
		614	const_eio (DT_FIFO)
		615	const_eio (DT_CHR)
		616	const_eio (DT_DIR)
		617	const_eio (DT_BLK)
		618	const_eio (DT_REG)
		619	const_eio (DT_LNK)
		620	const_eio (DT_SOCK)
		621	const_eio (DT_WHT)
		622	};
		623
		624	stash = gv_stashpv ("IO::AIO", 1);
		625
		626	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
		627	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
		628
492	create_respipe ();	629	create_respipe ();
493		630
494	if (eio_init (want_poll, done_poll) < 0)	631	if (eio_init (want_poll, done_poll) < 0)
495	croak ("IO::AIO: unable to initialise eio library");	632	croak ("IO::AIO: unable to initialise eio library");
496		633
497	/* atfork child called in fifo order, so before eio's handler */	634	/* atfork child called in fifo order, so before eio's handler */
498	X_THREAD_ATFORK (0, 0, atfork_child);	635	X_THREAD_ATFORK (0, 0, atfork_child);
499	}	636	}
500		637
501	void	638	void
502	max_poll_reqs (int nreqs)	639	max_poll_reqs (int nreqs)
503	PROTOTYPE: $	640	PROTOTYPE: $
…		…
556	ALIAS:	693	ALIAS:
557	aio_fsync = EIO_FSYNC	694	aio_fsync = EIO_FSYNC
558	aio_fdatasync = EIO_FDATASYNC	695	aio_fdatasync = EIO_FDATASYNC
559	PPCODE:	696	PPCODE:
560	{	697	{
		698	int fd = s_fileno_croak (fh, 0);
561	dREQ;	699	dREQ;
562		700
563	req->type = ix;	701	req->type = ix;
564	req->sv1 = newSVsv (fh);	702	req->sv1 = newSVsv (fh);
565	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh)));	703	req->int1 = fd;
		704
		705	REQ_SEND (req);
		706	}
		707
		708	void
		709	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)
		710	PROTOTYPE: $$$$;$
		711	PPCODE:
		712	{
		713	int fd = s_fileno_croak (fh, 0);
		714	dREQ;
		715
		716	req->type = EIO_SYNC_FILE_RANGE;
		717	req->sv1 = newSVsv (fh);
		718	req->int1 = fd;
		719	req->offs = offset;
		720	req->size = nbytes;
		721	req->int2 = flags;
566		722
567	REQ_SEND (req);	723	REQ_SEND (req);
568	}	724	}
569		725
570	void	726	void
571	aio_close (SV fh, SV callback=&PL_sv_undef)	727	aio_close (SV fh, SV callback=&PL_sv_undef)
572	PROTOTYPE: $;$	728	PROTOTYPE: $;$
573	PPCODE:	729	PPCODE:
574	{	730	{
575	static int close_pipe = -1; /* dummy fd to close fds via dup2 */	731	static int close_pipe = -1; /* dummy fd to close fds via dup2 */
		732	int fd = s_fileno_croak (fh, 0);
576	dREQ;	733	dREQ;
577		734
578	if (close_pipe < 0)	735	if (close_pipe < 0)
579	{	736	{
580	int pipefd [2];	737	int pipefd [2];
…		…
588	}	745	}
589		746
590	req->type = EIO_DUP2;	747	req->type = EIO_DUP2;
591	req->int1 = close_pipe;	748	req->int1 = close_pipe;
592	req->sv2 = newSVsv (fh);	749	req->sv2 = newSVsv (fh);
593	req->int2 = PerlIO_fileno (IoIFP (sv_2io (fh)));	750	req->int2 = fd;
594		751
595	REQ_SEND (req);	752	REQ_SEND (req);
596	}	753	}
597		754
598	void	755	void
…		…
602	aio_write = EIO_WRITE	759	aio_write = EIO_WRITE
603	PROTOTYPE: $$$$$;$	760	PROTOTYPE: $$$$$;$
604	PPCODE:	761	PPCODE:
605	{	762	{
606	STRLEN svlen;	763	STRLEN svlen;
		764	int fd = s_fileno_croak (fh, ix == EIO_WRITE);
607	char *svptr = SvPVbyte (data, svlen);	765	char *svptr = SvPVbyte (data, svlen);
608	UV len = SvUV (length);	766	UV len = SvUV (length);
609
610	SvUPGRADE (data, SVt_PV);
611	SvPOK_on (data);
612		767
613	if (dataoffset < 0)	768	if (dataoffset < 0)
614	dataoffset += svlen;	769	dataoffset += svlen;
615		770
616	if (dataoffset < 0 \|\| dataoffset > svlen)	771	if (dataoffset < 0 \|\| dataoffset > svlen)
…		…
622	if (!SvOK (length) \|\| len + dataoffset > svlen)	777	if (!SvOK (length) \|\| len + dataoffset > svlen)
623	len = svlen - dataoffset;	778	len = svlen - dataoffset;
624	}	779	}
625	else	780	else
626	{	781	{
627	/* read: grow scalar as necessary */	782	/* read: check type and grow scalar as necessary */
		783	SvUPGRADE (data, SVt_PV);
628	svptr = SvGROW (data, len + dataoffset + 1);	784	svptr = SvGROW (data, len + dataoffset + 1);
629	}	785	}
630
631	if (len < 0)
632	croak ("length must not be negative");
633		786
634	{	787	{
635	dREQ;	788	dREQ;
636		789
637	req->type = ix;	790	req->type = ix;
638	req->sv1 = newSVsv (fh);	791	req->sv1 = newSVsv (fh);
639	req->int1 = PerlIO_fileno (ix == EIO_READ ? IoIFP (sv_2io (fh))	792	req->int1 = fd;
640	: IoOFP (sv_2io (fh)));
641	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;	793	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
642	req->size = len;	794	req->size = len;
643	req->sv2 = SvREFCNT_inc (data);	795	req->sv2 = SvREFCNT_inc (data);
644	req->ptr2 = (char *)svptr + dataoffset;	796	req->ptr2 = (char *)svptr + dataoffset;
645	req->stroffset = dataoffset;	797	req->stroffset = dataoffset;
…		…
668		820
669	REQ_SEND;	821	REQ_SEND;
670	}	822	}
671		823
672	void	824	void
673	aio_sendfile (SV out_fh, SV in_fh, SV in_offset, UV length, SV callback=&PL_sv_undef)	825	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
674	PROTOTYPE: $$$$;$	826	PROTOTYPE: $$$$;$
675	PPCODE:	827	PPCODE:
676	{	828	{
		829	int ifd = s_fileno_croak (in_fh , 0);
		830	int ofd = s_fileno_croak (out_fh, 1);
677	dREQ;	831	dREQ;
678		832
679	req->type = EIO_SENDFILE;	833	req->type = EIO_SENDFILE;
680	req->sv1 = newSVsv (out_fh);	834	req->sv1 = newSVsv (out_fh);
681	req->int1 = PerlIO_fileno (IoIFP (sv_2io (out_fh)));	835	req->int1 = ofd;
682	req->sv2 = newSVsv (in_fh);	836	req->sv2 = newSVsv (in_fh);
683	req->int2 = PerlIO_fileno (IoIFP (sv_2io (in_fh)));	837	req->int2 = ifd;
684	req->offs = SvVAL64 (in_offset);	838	req->offs = in_offset;
685	req->size = length;	839	req->size = length;
686		840
687	REQ_SEND;	841	REQ_SEND;
688	}	842	}
689		843
690	void	844	void
691	aio_readahead (SV fh, SV offset, IV length, SV *callback=&PL_sv_undef)	845	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)
692	PROTOTYPE: $$$;$	846	PROTOTYPE: $$$;$
693	PPCODE:	847	PPCODE:
694	{	848	{
		849	int fd = s_fileno_croak (fh, 0);
695	dREQ;	850	dREQ;
696		851
697	req->type = EIO_READAHEAD;	852	req->type = EIO_READAHEAD;
698	req->sv1 = newSVsv (fh);	853	req->sv1 = newSVsv (fh);
699	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh)));	854	req->int1 = fd;
700	req->offs = SvVAL64 (offset);	855	req->offs = offset;
701	req->size = length;	856	req->size = length;
702		857
703	REQ_SEND;	858	REQ_SEND;
704	}	859	}
705		860
…		…
821	req->type = EIO_FCHOWN;	976	req->type = EIO_FCHOWN;
822	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));	977	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
823	}	978	}
824		979
825	REQ_SEND;	980	REQ_SEND;
		981	}
		982
		983	void
		984	aio_readdirx (SV8 pathname, IV flags, SV callback=&PL_sv_undef)
		985	PPCODE:
		986	{
		987	dREQ;
		988
		989	req->type = EIO_READDIR;
		990	req->sv1 = newSVsv (pathname);
		991	req->ptr1 = SvPVbyte_nolen (req->sv1);
		992	req->int1 = flags \| EIO_READDIR_DENTS \| EIO_READDIR_CUSTOM1;
		993
		994	if (flags & EIO_READDIR_DENTS)
		995	req->int1 \|= EIO_READDIR_CUSTOM2;
		996
		997	REQ_SEND;
826	}	998	}
827		999
828	void	1000	void
829	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)	1001	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)
830	ALIAS:	1002	ALIAS:
…		…
895	{	1067	{
896	dREQ;	1068	dREQ;
897		1069
898	req->type = EIO_GROUP;	1070	req->type = EIO_GROUP;
899		1071
900	eio_submit (req);	1072	req_submit (req);
901	XPUSHs (req_sv (req, AIO_GRP_KLASS));	1073	XPUSHs (req_sv (req, AIO_GRP_KLASS));
902	}	1074	}
903		1075
904	void	1076	void
905	aio_nop (SV *callback=&PL_sv_undef)	1077	aio_nop (SV *callback=&PL_sv_undef)
…		…
917		1089
918	int	1090	int
919	aioreq_pri (int pri = 0)	1091	aioreq_pri (int pri = 0)
920	PROTOTYPE: ;$	1092	PROTOTYPE: ;$
921	CODE:	1093	CODE:
922	RETVAL = next_pri - EIO_PRI_BIAS;	1094	RETVAL = next_pri;
923	if (items > 0)	1095	if (items > 0)
924	{	1096	{
925	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;	1097	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
926	if (pri > EIO_PRI_MAX) pri = EIO_PRI_MAX;	1098	if (pri > EIO_PRI_MAX) pri = EIO_PRI_MAX;
927	next_pri = pri + EIO_PRI_BIAS;	1099	next_pri = pri;
928	}	1100	}
929	OUTPUT:	1101	OUTPUT:
930	RETVAL	1102	RETVAL
931		1103
932	void	1104	void
933	aioreq_nice (int nice = 0)	1105	aioreq_nice (int nice = 0)
934	CODE:	1106	CODE:
935	nice = next_pri - nice;	1107	nice = next_pri - nice;
936	if (nice < EIO_PRI_MIN) nice = EIO_PRI_MIN;	1108	if (nice < EIO_PRI_MIN) nice = EIO_PRI_MIN;
937	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;	1109	if (nice > EIO_PRI_MAX) nice = EIO_PRI_MAX;
938	next_pri = nice + EIO_PRI_BIAS;	1110	next_pri = nice;
939		1111
940	void	1112	void
941	flush ()	1113	flush ()
942	PROTOTYPE:	1114	PROTOTYPE:
943	CODE:	1115	CODE:
…		…
1004		1176
1005	int	1177	int
1006	nthreads()	1178	nthreads()
1007	PROTOTYPE:	1179	PROTOTYPE:
1008	CODE:	1180	CODE:
1009	if (WORDACCESS_UNSAFE) X_LOCK (wrklock);	1181	RETVAL = eio_nthreads ();
1010	RETVAL = started;
1011	if (WORDACCESS_UNSAFE) X_UNLOCK (wrklock);
1012	OUTPUT:	1182	OUTPUT:
1013	RETVAL	1183	RETVAL
1014		1184
		1185	int
		1186	fadvise (aio_rfd fh, off_t offset, off_t length, IV advice)
		1187	PROTOTYPE: $$$$
		1188	CODE:
		1189	#if _XOPEN_SOURCE >= 600 && !NO_FADVISE
		1190	RETVAL = posix_fadvise (fh, offset, length, advice);
		1191	#else
		1192	RETVAL = errno = ENOSYS;
		1193	#endif
		1194	OUTPUT:
		1195	RETVAL
		1196
		1197	ssize_t
		1198	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
		1199	PROTOTYPE: $$$$
		1200	CODE:
		1201	eio_sendfile_sync (ofh, ifh, offset, count);
		1202
1015	void _on_next_submit (SV *cb)	1203	void _on_next_submit (SV *cb)
1016	CODE:	1204	CODE:
1017	SvREFCNT_dec (on_next_submit);	1205	SvREFCNT_dec (on_next_submit);
1018	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;	1206	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1019		1207
…		…
1026	CODE:	1214	CODE:
1027	eio_cancel (req);	1215	eio_cancel (req);
1028		1216
1029	void	1217	void
1030	cb (aio_req_ornot req, SV *callback=&PL_sv_undef)	1218	cb (aio_req_ornot req, SV *callback=&PL_sv_undef)
1031	CODE:	1219	PPCODE:
		1220	{
		1221	if (GIMME_V != G_VOID)
		1222	XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
		1223
		1224	if (items > 1)
		1225	{
		1226	SV *cb_cv = get_cb (callback);
		1227
1032	SvREFCNT_dec (req->callback);	1228	SvREFCNT_dec (req->callback);
1033	req->callback = newSVsv (callback);	1229	req->callback = SvREFCNT_inc (cb_cv);
		1230	}
		1231	}
1034		1232
1035	MODULE = IO::AIO PACKAGE = IO::AIO::GRP	1233	MODULE = IO::AIO PACKAGE = IO::AIO::GRP
1036		1234
1037	void	1235	void
1038	add (aio_req grp, ...)	1236	add (aio_req grp, ...)
…		…
1070	AV *av;	1268	AV *av;
1071		1269
1072	grp->errorno = errno;	1270	grp->errorno = errno;
1073		1271
1074	av = newAV ();	1272	av = newAV ();
		1273	av_extend (av, items - 1);
1075		1274
1076	for (i = 1; i < items; ++i )	1275	for (i = 1; i < items; ++i )
1077	av_push (av, newSVsv (ST (i)));	1276	av_push (av, newSVsv (ST (i)));
1078		1277
1079	SvREFCNT_dec (grp->sv1);	1278	SvREFCNT_dec (grp->sv1);
…		…
1093	void	1292	void
1094	feed (aio_req grp, SV *callback=&PL_sv_undef)	1293	feed (aio_req grp, SV *callback=&PL_sv_undef)
1095	CODE:	1294	CODE:
1096	{	1295	{
1097	SvREFCNT_dec (grp->sv2);	1296	SvREFCNT_dec (grp->sv2);
1098	grp->sv2 = newSVsv (callback);	1297	grp->sv2 = newSVsv (callback);
		1298	grp->feed = aio_grp_feed;
1099		1299
1100	if (grp->int2 <= 0)	1300	if (grp->int2 <= 0)
1101	grp->int2 = 2;	1301	grp->int2 = 2;
1102		1302
1103	eio_grp_limit (grp, grp->int2);	1303	eio_grp_limit (grp, grp->int2);

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Comparing IO-AIO/AIO.xs (file contents): Revision 1.120 by root, Sun May 11 19:17:09 2008 UTC vs. Revision 1.151 by root, Tue Jul 14 00:13:36 2009 UTC

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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.120 by root, Sun May 11 19:17:09 2008 UTC vs.
Revision 1.151 by root, Tue Jul 14 00:13:36 2009 UTC