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

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.181 by root, Tue Feb 15 03:21:41 2011 UTC vs.
Revision 1.211 by root, Sat Apr 7 00:50:33 2012 UTC

…		…
11	#include <stddef.h>	11	#include <stddef.h>
12	#include <stdlib.h>	12	#include <stdlib.h>
13	#include <errno.h>	13	#include <errno.h>
14	#include <sys/types.h>	14	#include <sys/types.h>
15	#include <sys/stat.h>	15	#include <sys/stat.h>
16	#include <sys/statvfs.h>
17	#include <limits.h>	16	#include <limits.h>
18	#include <fcntl.h>	17	#include <fcntl.h>
19	#include <sched.h>	18	#include <sched.h>
20		19
21	#if _POSIX_MEMLOCK \|\| _POSIX_MEMLOCK_RANGE \|\| _POSIX_MAPPED_FILES	20	#if _POSIX_MEMLOCK \|\| _POSIX_MEMLOCK_RANGE \|\| _POSIX_MAPPED_FILES
22	# include <sys/mman.h>	21	# include <sys/mman.h>
23	#endif	22	#endif
24		23
		24	#if __linux__
		25	# include <linux/fs.h>
		26	# ifdef FS_IOC_FIEMAP
		27	# include <linux/fiemap.h>
		28	# define HAVE_FIEMAP 1
		29	# endif
		30	#endif
		31
25	/* perl namespace pollution */	32	/* perl namespace pollution */
26	#undef VERSION	33	#undef VERSION
27
28	#ifdef _WIN32
29
30	# define EIO_STRUCT_DIRENT Direntry_t
31	# undef malloc
32	# undef free
33
34	// perl overrides all those nice win32 functions
35	# undef open
36	# undef read
37	# undef write
38	# undef send
39	# undef recv
40	# undef stat
41	# undef fstat
42	# define lstat stat
43	# undef truncate
44	# undef ftruncate
45	# undef open
46	# undef close
47	# undef unlink
48	# undef rmdir
49	# undef rename
50	# undef lseek
51
52	# define chown(a,b,c) (errno = ENOSYS, -1)
53	# define fchown(a,b,c) (errno = ENOSYS, -1)
54	# define fchmod(a,b) (errno = ENOSYS, -1)
55	# define symlink(a,b) (errno = ENOSYS, -1)
56	# define readlink(a,b,c) (errno = ENOSYS, -1)
57	# define mknod(a,b,c) (errno = ENOSYS, -1)
58	# define truncate(a,b) (errno = ENOSYS, -1)
59	# define ftruncate(fd,o) chsize ((fd), (o))
60	# define fsync(fd) _commit (fd)
61	# define opendir(fd) (errno = ENOSYS, 0)
62	# define readdir(fd) (errno = ENOSYS, -1)
63	# define closedir(fd) (errno = ENOSYS, -1)
64	# define mkdir(a,b) mkdir (a)
65
66	#else
67
68	# include <sys/time.h>
69	# include <sys/select.h>
70	# include <unistd.h>
71	# include <utime.h>
72	# include <signal.h>
73	# define EIO_STRUCT_DIRENT struct dirent
74
75	#endif
76		34
77	/* perl stupidly overrides readdir and maybe others */	35	/* perl stupidly overrides readdir and maybe others */
78	/* with thread-unsafe versions, imagine that :( */	36	/* with thread-unsafe versions, imagine that :( */
79	#undef readdir	37	#undef readdir
80	#undef opendir	38	#undef opendir
81	#undef closedir	39	#undef closedir
82		40
		41	#ifdef _WIN32
		42
		43	// perl overrides all those nice libc functions
		44
		45	#undef malloc
		46	#undef free
		47	#undef open
		48	#undef read
		49	#undef write
		50	#undef send
		51	#undef recv
		52	#undef stat
		53	#undef lstat
		54	#undef fstat
		55	#undef truncate
		56	#undef ftruncate
		57	#undef open
		58	#undef link
		59	#undef close
		60	#undef unlink
		61	#undef mkdir
		62	#undef rmdir
		63	#undef rename
		64	#undef lseek
		65	#undef opendir
		66	#undef readdir
		67	#undef closedir
		68	#undef chmod
		69	#undef fchmod
		70	#undef dup
		71	#undef dup2
		72	#undef abort
		73	#undef pipe
		74
		75	#define EIO_STRUCT_STAT struct _stati64
83	#define EIO_STRUCT_STAT Stat_t	76	#define EIO_STRUCT_STATI64
84		77
85	/* use NV for 32 bit perls as it allows larger offsets */
86	#if IVSIZE >= 8
87	# define VAL64 IV
88	# define SvVAL64 SvIV
89	# define newSVval64 newSViv
90	#else	78	#else
91	# define VAL64 NV	79
92	# define SvVAL64 SvNV	80	#include <sys/time.h>
93	# define newSVval64 newSVnv	81	#include <sys/select.h>
		82	#include <unistd.h>
		83	#include <utime.h>
		84	#include <signal.h>
		85
		86	#define EIO_STRUCT_STAT Stat_t
		87
94	#endif	88	#endif
95		89
96	/*****************************************************************************/	90	/*****************************************************************************/
97		91
98	#if __GNUC__ >= 3	92	#if __GNUC__ >= 3
…		…
108		102
109	typedef SV SV8; /* byte-sv, used for argument-checking */	103	typedef SV SV8; /* byte-sv, used for argument-checking */
110	typedef int aio_rfd; /* read file desriptor */	104	typedef int aio_rfd; /* read file desriptor */
111	typedef int aio_wfd; /* write file descriptor */	105	typedef int aio_wfd; /* write file descriptor */
112		106
113	static HV aio_stash, aio_req_stash, *aio_grp_stash;	107	static HV aio_stash, aio_req_stash, aio_grp_stash, aio_wd_stash;
114		108
115	#define EIO_REQ_MEMBERS \	109	#define EIO_REQ_MEMBERS \
116	SV *callback; \	110	SV *callback; \
117	SV sv1, sv2; \	111	SV sv1, sv2; \
		112	SV sv3, sv4; \
118	STRLEN stroffset; \	113	STRLEN stroffset; \
119	SV *self;	114	SV *self;
120		115
121	#define EIO_NO_WRAPPERS 1	116	#define EIO_NO_WRAPPERS 1
122		117
123	#include "libeio/config.h"	118	#include "libeio/config.h"
124	#include "libeio/eio.h"	119	#include "libeio/eio.h"
125		120
126	#ifndef POSIX_FADV_NORMAL	121	static int req_invoke (eio_req *req);
127	# define POSIX_FADV_NORMAL 0	122	#define EIO_FINISH(req) req_invoke (req)
128	#endif	123	static void req_destroy (eio_req *grp);
129	#ifndef POSIX_FADV_SEQUENTIAL	124	#define EIO_DESTROY(req) req_destroy (req)
130	# define POSIX_FADV_SEQUENTIAL 0	125
131	#endif	126	#include "libeio/eio.c"
132	#ifndef POSIX_FADV_RANDOM
133	# define POSIX_FADV_RANDOM 0
134	#endif
135	#ifndef POSIX_FADV_NOREUSE
136	# define POSIX_FADV_NOREUSE 0
137	#endif
138	#ifndef POSIX_FADV_WILLNEED
139	# define POSIX_FADV_WILLNEED 0
140	#endif
141	#ifndef POSIX_FADV_DONTNEED
142	# define POSIX_FADV_DONTNEED 0
143	#endif
144		127
145	#if !HAVE_POSIX_FADVISE	128	#if !HAVE_POSIX_FADVISE
146	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */	129	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
147	#endif	130	#endif
148		131
149	#ifndef POSIX_MADV_NORMAL
150	# define POSIX_MADV_NORMAL 0
151	#endif
152	#ifndef POSIX_MADV_SEQUENTIAL
153	# define POSIX_MADV_SEQUENTIAL 0
154	#endif
155	#ifndef POSIX_MADV_RANDOM
156	# define POSIX_MADV_RANDOM 0
157	#endif
158	#ifndef POSIX_MADV_WILLNEED
159	# define POSIX_MADV_WILLNEED 0
160	#endif
161	#ifndef POSIX_MADV_DONTNEED
162	# define POSIX_MADV_DONTNEED 0
163	#endif
164
165	#if !HAVE_POSIX_MADVISE	132	#if !HAVE_POSIX_MADVISE
166	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */	133	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
167	#endif
168
169	#ifndef PROT_NONE
170	# define PROT_NONE 0
171	#endif
172	#ifndef PROT_READ
173	# define PROT_READ 0
174	#endif
175	#ifndef PROT_WRITE
176	# define PROT_READ 0
177	#endif
178	#ifndef PROT_EXEC
179	# define PROT_EXEC 0
180	#endif
181
182	#ifndef ST_NODEV
183	# define ST_NODEV 0
184	#endif
185	#ifndef ST_NOEXEC
186	# define ST_NOEXEC 0
187	#endif
188	#ifndef ST_SYNCHRONOUS
189	# define ST_SYNCHRONOUS 0
190	#endif
191	#ifndef ST_MANDLOCK
192	# define ST_MANDLOCK 0
193	#endif
194	#ifndef ST_WRITE
195	# define ST_WRITE 0
196	#endif
197	#ifndef ST_APPEND
198	# define ST_APPEND 0
199	#endif
200	#ifndef ST_IMMUTABLE
201	# define ST_IMMUTABLE 0
202	#endif
203	#ifndef ST_NOATIME
204	# define ST_NOATIME 0
205	#endif
206	#ifndef ST_NODIRATIME
207	# define ST_NODIRATIME 0
208	#endif
209	#ifndef ST_RELATIME
210	# define ST_RELATIME 0
211	#endif
212
213	#ifndef S_IFIFO
214	# define S_IFIFO 0
215	#endif
216	#ifndef S_IFCHR
217	# define S_IFCHR 0
218	#endif
219	#ifndef S_IFBLK
220	# define S_IFBLK 0
221	#endif
222	#ifndef S_IFLNK
223	# define S_IFLNK 0
224	#endif
225	#ifndef S_IFREG
226	# define S_IFREG 0
227	#endif
228	#ifndef S_IFDIR
229	# define S_IFDIR 0
230	#endif
231	#ifndef S_IFWHT
232	# define S_IFWHT 0
233	#endif
234	#ifndef S_IFSOCK
235	# define S_IFSOCK 0
236	#endif	134	#endif
237		135
238	#ifndef MAP_ANONYMOUS	136	#ifndef MAP_ANONYMOUS
239	# ifdef MAP_ANON	137	# ifdef MAP_ANON
240	# define MAP_ANONYMOUS MAP_ANON	138	# define MAP_ANONYMOUS MAP_ANON
241	# else	139	# else
242	# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */	140	# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
243	# endif	141	# endif
244	#endif	142	#endif
245	#ifndef MAP_HUGETLB	143
246	# define MAP_HUGETLB 0	144	/* defines all sorts of constants to 0 unless they are already defined */
247	#endif	145	#include "def0.h"
248	#ifndef MAP_LOCKED
249	# define MAP_LOCKED 0
250	#endif
251	#ifndef MAP_NORESERVE
252	# define MAP_NORESERVE 0
253	#endif
254	#ifndef MAP_POPULATE
255	# define MAP_POPULATE 0
256	#endif
257	#ifndef MAP_NONBLOCK
258	# define MAP_NONBLOCK 0
259	#endif
260		146
261	#ifndef makedev	147	#ifndef makedev
262	# define makedev(maj,min) (((maj) << 8) \| (min))	148	# define makedev(maj,min) (((maj) << 8) \| (min))
263	#endif	149	#endif
264	#ifndef major	150	#ifndef major
…		…
270		156
271	#ifndef PAGESIZE	157	#ifndef PAGESIZE
272	# define PAGESIZE sysconf (_SC_PAGESIZE)	158	# define PAGESIZE sysconf (_SC_PAGESIZE)
273	#endif	159	#endif
274		160
275	static int req_invoke (eio_req *req);	161	/*****************************************************************************/
276	#define EIO_FINISH(req) req_invoke (req)	162
277	static void req_destroy (eio_req *grp);	163	static void
278	#define EIO_DESTROY(req) req_destroy (req)	164	fiemap (eio_req *req)
		165	{
		166	req->result = -1;
		167
		168	#if HAVE_FIEMAP
		169	int count = req->int3;
		170
		171	/* heuristic: first try with 64 extents if we don't know how many, */
		172	/* as most files have (hopefully) fewer than this many extents */
		173	/* in fact, most should have <= 2, so maybe the 72 below is probably overkill */
		174	if (count < 0)
		175	count = 72; /* for what it's worth, 72 extents fit nicely into 4kb */
		176
		177	for (;;)
		178	{
		179	struct fiemap fiemap = malloc (sizeof (fiemap) + sizeof (struct fiemap_extent) * count);
		180	errno = ENOMEM;
		181	if (!fiemap)
		182	return;
		183
		184	req->ptr1 = fiemap;
		185	req->flags \|= EIO_FLAG_PTR1_FREE;
		186
		187	fiemap->fm_start = req->offs;
		188	fiemap->fm_length = req->size;
		189	fiemap->fm_flags = req->int2;
		190	fiemap->fm_extent_count = count;
		191
		192	if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap))
		193	return;
		194
		195	if (req->int3 >= 0)
		196	break; /* when not autosizing we are done */
		197
		198	if (fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST)
		199	break; /* autosizing successful, we are done */
		200
		201	fiemap->fm_flags = req->int2;
		202	fiemap->fm_extent_count = 0;
		203
		204	if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap))
		205	return;
		206
		207	count = fiemap->fm_mapped_extents;
		208
		209	free (fiemap);
		210	}
		211
		212	req->result = 0;
		213
		214	#else
		215	errno = ENOSYS;
		216	#endif
		217	}
		218
		219	/*****************************************************************************/
279		220
280	enum {	221	enum {
281	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */	222	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
282	};	223	};
283		224
284	#include "libeio/eio.c"
285
286	typedef eio_req *aio_req;	225	typedef eio_req *aio_req;
287	typedef eio_req *aio_req_ornot;	226	typedef eio_req *aio_req_ornot;
		227	typedef eio_wd aio_wd;
288		228
289	static SV *on_next_submit;	229	static SV *on_next_submit;
290	static int next_pri = EIO_PRI_DEFAULT;	230	static int next_pri = EIO_PRI_DEFAULT;
291	static int max_outstanding;	231	static int max_outstanding;
292		232
293	static s_epipe respipe;	233	static s_epipe respipe;
294		234
295	static void req_destroy (aio_req req);	235	static void req_destroy (aio_req req);
296	static void req_cancel (aio_req req);	236	static void req_cancel (aio_req req);
297		237
298	static void want_poll (void)	238	static void
		239	want_poll (void)
299	{	240	{
300	/* write a dummy byte to the pipe so fh becomes ready */	241	/* write a dummy byte to the pipe so fh becomes ready */
301	s_epipe_signal (&respipe);	242	s_epipe_signal (&respipe);
302	}	243	}
303		244
304	static void done_poll (void)	245	static void
		246	done_poll (void)
305	{	247	{
306	/* read any signals sent by the worker threads */	248	/* read any signals sent by the worker threads */
307	s_epipe_drain (&respipe);	249	s_epipe_drain (&respipe);
308	}	250	}
309		251
310	/* must be called at most once */	252	/* must be called at most once */
		253	static SV *
311	static SV req_sv (aio_req req, HV stash)	254	req_sv (aio_req req, HV *stash)
312	{	255	{
313	if (!req->self)	256	if (!req->self)
314	{	257	{
315	req->self = (SV *)newHV ();	258	req->self = (SV *)newHV ();
316	sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);	259	sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0);
317	}	260	}
318		261
319	return sv_2mortal (sv_bless (newRV_inc (req->self), stash));	262	return sv_2mortal (sv_bless (newRV_inc (req->self), stash));
320	}	263	}
321		264
322	static aio_req SvAIO_REQ (SV *sv)	265	static SV *
		266	newSVaio_wd (aio_wd wd)
		267	{
		268	return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash);
		269	}
		270
		271	static aio_req
		272	SvAIO_REQ (SV *sv)
323	{	273	{
324	MAGIC *mg;	274	MAGIC *mg;
325		275
326	if (!SvROK (sv)	276	if (!SvROK (sv)
		277	/* for speed reasons, we do not verify that SvROK actually has a stash ptr */
327	\|\| (SvSTASH (SvRV (sv)) != aio_grp_stash	278	\|\| (SvSTASH (SvRV (sv)) != aio_grp_stash
328	&& SvSTASH (SvRV (sv)) != aio_req_stash	279	&& SvSTASH (SvRV (sv)) != aio_req_stash
329	&& !sv_derived_from (sv, "IO::AIO::REQ")))	280	&& !sv_derived_from (sv, "IO::AIO::REQ")))
330	croak ("object of class IO::AIO::REQ expected");	281	croak ("object of class IO::AIO::REQ expected");
331		282
332	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);	283	mg = mg_find (SvRV (sv), PERL_MAGIC_ext);
333		284
334	return mg ? (aio_req)mg->mg_ptr : 0;	285	return mg ? (aio_req)mg->mg_ptr : 0;
335	}	286	}
336		287
		288	static aio_wd
		289	SvAIO_WD (SV *sv)
		290	{
		291	if (!SvROK (sv)
		292	\|\| SvTYPE (SvRV (sv)) != SVt_PVMG
		293	\|\| SvSTASH (SvRV (sv)) != aio_wd_stash)
		294	croak ("IO::AIO: expected a working directory object as returned by aio_wd");
		295
		296	return (aio_wd)(long)SvIVX (SvRV (sv));
		297	}
		298
		299	static void
337	static void aio_grp_feed (aio_req grp)	300	aio_grp_feed (aio_req grp)
338	{	301	{
339	if (grp->sv2 && SvOK (grp->sv2))	302	if (grp->sv2 && SvOK (grp->sv2))
340	{	303	{
341	dSP;	304	dSP;
342		305
…		…
350	FREETMPS;	313	FREETMPS;
351	LEAVE;	314	LEAVE;
352	}	315	}
353	}	316	}
354		317
		318	static void
355	static void req_submit (eio_req *req)	319	req_submit (eio_req *req)
356	{	320	{
357	eio_submit (req);	321	eio_submit (req);
358		322
359	if (expect_false (on_next_submit))	323	if (expect_false (on_next_submit))
360	{	324	{
…		…
367	PUTBACK;	331	PUTBACK;
368	call_sv (cb, G_DISCARD \| G_EVAL);	332	call_sv (cb, G_DISCARD \| G_EVAL);
369	}	333	}
370	}	334	}
371		335
		336	static int
372	static int req_invoke (eio_req *req)	337	req_invoke (eio_req *req)
373	{	338	{
374	if (req->flags & FLAG_SV2_RO_OFF)	339	if (req->flags & FLAG_SV2_RO_OFF)
375	SvREADONLY_off (req->sv2);	340	SvREADONLY_off (req->sv2);
376		341
377	if (!EIO_CANCELLED (req) && req->callback)	342	if (!EIO_CANCELLED (req) && req->callback)
…		…
398	SvREADONLY_on (sv_result);	363	SvREADONLY_on (sv_result);
399	}	364	}
400		365
401	switch (req->type)	366	switch (req->type)
402	{	367	{
		368	case EIO_WD_OPEN:
		369	PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd)));
		370	break;
		371
403	case EIO_READDIR:	372	case EIO_READDIR:
404	{	373	{
405	SV *rv = &PL_sv_undef;	374	SV *rv = &PL_sv_undef;
406		375
407	if (req->result >= 0)	376	if (req->result >= 0)
…		…
495	case EIO_STATVFS:	464	case EIO_STATVFS:
496	case EIO_FSTATVFS:	465	case EIO_FSTATVFS:
497	{	466	{
498	SV *rv = &PL_sv_undef;	467	SV *rv = &PL_sv_undef;
499		468
		469	#ifndef _WIN32
500	if (req->result >= 0)	470	if (req->result >= 0)
501	{	471	{
502	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);	472	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
503	HV *hv = newHV ();	473	HV *hv = newHV ();
504		474
…		…
514	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);	484	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
515	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);	485	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);
516	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);	486	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
517	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);	487	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
518	}	488	}
		489	#endif
519		490
520	PUSHs (rv);	491	PUSHs (rv);
521	}	492	}
522		493
523	break;	494	break;
…		…
539	case EIO_NOP:	510	case EIO_NOP:
540	case EIO_BUSY:	511	case EIO_BUSY:
541	break;	512	break;
542		513
543	case EIO_READLINK:	514	case EIO_READLINK:
		515	case EIO_REALPATH:
544	if (req->result > 0)	516	if (req->result > 0)
545	PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));	517	PUSHs (sv_2mortal (newSVpvn (req->ptr2, req->result)));
546	break;	518	break;
547		519
548	case EIO_STAT:	520	case EIO_STAT:
549	case EIO_LSTAT:	521	case EIO_LSTAT:
550	case EIO_FSTAT:	522	case EIO_FSTAT:
551	PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;	523	PL_laststype = req->type == EIO_LSTAT ? OP_LSTAT : OP_STAT;
		524
552	PL_laststatval = req->result;	525	if (!(PL_laststatval = req->result))
		526	/* if compilation fails here then perl's Stat_t is not struct _stati64 */
553	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);	527	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);
		528
554	PUSHs (sv_result);	529	PUSHs (sv_result);
		530	break;
		531
		532	case EIO_SEEK:
		533	PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs)));
555	break;	534	break;
556		535
557	case EIO_READ:	536	case EIO_READ:
558	{	537	{
559	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));	538	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
…		…
562	SvSETMAGIC (req->sv2);	541	SvSETMAGIC (req->sv2);
563	PUSHs (sv_result);	542	PUSHs (sv_result);
564	}	543	}
565	break;	544	break;
566		545
		546	case EIO_CUSTOM:
		547	if (req->feed == fiemap)
		548	{
		549	#if HAVE_FIEMAP
		550	if (!req->result)
		551	{
		552	struct fiemap fiemap = (struct fiemap )req->ptr1;
		553
		554	if (fiemap->fm_extent_count)
		555	{
		556	AV *av = newAV ();
		557	int i;
		558
		559	while (fiemap->fm_mapped_extents)
		560	{
		561	struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents];
		562	AV *ext_av = newAV ();
		563
		564	av_store (ext_av, 3, newSVuv (extent->fe_flags));
		565	av_store (ext_av, 2, newSVval64 (extent->fe_length));
		566	av_store (ext_av, 1, newSVval64 (extent->fe_physical));
		567	av_store (ext_av, 0, newSVval64 (extent->fe_logical));
		568
		569	av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av));
		570	}
		571
		572	PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		573	}
		574	else
		575	{
		576	SvIV_set (sv_result, fiemap->fm_mapped_extents);
		577	PUSHs (sv_result);
		578	}
		579	}
		580	#endif
		581	}
		582	else
		583	PUSHs (sv_result);
		584	break;
		585
567	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */	586	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
568	if (req->result > 0)	587	if (req->result > 0)
569	SvIV_set (sv_result, 0);	588	SvIV_set (sv_result, 0);
570	/* FALLTHROUGH */	589	/* FALLTHROUGH */
571		590
…		…
592	}	611	}
593		612
594	return !!SvTRUE (ERRSV);	613	return !!SvTRUE (ERRSV);
595	}	614	}
596		615
		616	static void
597	static void req_destroy (aio_req req)	617	req_destroy (aio_req req)
598	{	618	{
599	if (req->self)	619	if (req->self)
600	{	620	{
601	sv_unmagic (req->self, PERL_MAGIC_ext);	621	sv_unmagic (req->self, PERL_MAGIC_ext);
602	SvREFCNT_dec (req->self);	622	SvREFCNT_dec (req->self);
603	}	623	}
604		624
605	SvREFCNT_dec (req->sv1);	625	SvREFCNT_dec (req->sv1);
606	SvREFCNT_dec (req->sv2);	626	SvREFCNT_dec (req->sv2);
		627	SvREFCNT_dec (req->sv3);
		628	SvREFCNT_dec (req->sv4);
607	SvREFCNT_dec (req->callback);	629	SvREFCNT_dec (req->callback);
608		630
609	Safefree (req);	631	free (req);
610	}	632	}
611		633
		634	static void
612	static void req_cancel_subs (aio_req grp)	635	req_cancel_subs (aio_req grp)
613	{	636	{
614	aio_req sub;
615
616	if (grp->type != EIO_GROUP)	637	if (grp->type != EIO_GROUP)
617	return;	638	return;
618		639
619	SvREFCNT_dec (grp->sv2);	640	SvREFCNT_dec (grp->sv2);
620	grp->sv2 = 0;	641	grp->sv2 = 0;
621		642
622	eio_grp_cancel (grp);	643	eio_grp_cancel (grp);
623	}	644	}
624		645
625	static void	646	static void ecb_cold
626	create_respipe (void)	647	create_respipe (void)
627	{	648	{
628	if (s_epipe_renew (&respipe))	649	if (s_epipe_renew (&respipe))
629	croak ("IO::AIO: unable to initialize result pipe");	650	croak ("IO::AIO: unable to initialize result pipe");
630	}	651	}
631		652
632	static void poll_wait (void)	653	static void
		654	poll_wait (void)
633	{	655	{
634	while (eio_nreqs ())	656	while (eio_nreqs ())
635	{	657	{
636	int size;	658	int size;
637		659
…		…
646		668
647	s_epipe_wait (&respipe);	669	s_epipe_wait (&respipe);
648	}	670	}
649	}	671	}
650		672
651	static int poll_cb (void)	673	static int
		674	poll_cb (void)
652	{	675	{
653	for (;;)	676	for (;;)
654	{	677	{
655	int res = eio_poll ();	678	int res = eio_poll ();
656		679
…		…
662		685
663	poll_wait ();	686	poll_wait ();
664	}	687	}
665	}	688	}
666		689
667	static void atfork_child (void)	690	static void ecb_cold
		691	reinit (void)
668	{	692	{
669	create_respipe ();	693	create_respipe ();
		694
		695	if (eio_init (want_poll, done_poll) < 0)
		696	croak ("IO::AIO: unable to initialise eio library");
670	}	697	}
671		698
672	/*****************************************************************************/	699	/*****************************************************************************/
673		700
674	#if !_POSIX_MAPPED_FILES	701	#if !_POSIX_MAPPED_FILES
…		…
685	# define MAP_FIXED 0	712	# define MAP_FIXED 0
686	#endif	713	#endif
687		714
688	#define MMAP_MAGIC PERL_MAGIC_ext	715	#define MMAP_MAGIC PERL_MAGIC_ext
689		716
690	static int	717	static int ecb_cold
691	mmap_free (pTHX_ SV sv, MAGIC mg)	718	mmap_free (pTHX_ SV sv, MAGIC mg)
692	{	719	{
693	int old_errno = errno;	720	int old_errno = errno;
694	munmap (mg->mg_ptr, (size_t)mg->mg_obj);	721	munmap (mg->mg_ptr, (size_t)mg->mg_obj);
695	errno = old_errno;	722	errno = old_errno;
…		…
719	{	746	{
720	SvGETMAGIC (cb_sv);	747	SvGETMAGIC (cb_sv);
721	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;	748	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
722	}	749	}
723		750
		751	static aio_req ecb_noinline
		752	dreq (SV *callback)
		753	{
		754	SV *cb_cv;
		755	aio_req req;
		756	int req_pri = next_pri;
		757	next_pri = EIO_PRI_DEFAULT;
		758
		759	cb_cv = get_cb (callback);
		760
		761	req = calloc (sizeof (*req), 1);
		762	if (!req)
		763	croak ("out of memory during eio_req allocation");
		764
		765	req->callback = SvREFCNT_inc (cb_cv);
		766	req->pri = req_pri;
		767
		768	return req;
		769	}
		770
724	#define dREQ \	771	#define dREQ \
725	SV *cb_cv; \	772	aio_req req = dreq (callback); \
726	aio_req req; \
727	int req_pri = next_pri; \
728	next_pri = EIO_PRI_DEFAULT; \
729	\
730	cb_cv = get_cb (callback); \
731	\
732	Newz (0, req, 1, eio_req); \
733	if (!req) \
734	croak ("out of memory during eio_req allocation"); \
735	\
736	req->callback = SvREFCNT_inc (cb_cv); \
737	req->pri = req_pri
738		773
739	#define REQ_SEND \	774	#define REQ_SEND \
740	PUTBACK; \	775	PUTBACK; \
741	req_submit (req); \	776	req_submit (req); \
742	SPAGAIN; \	777	SPAGAIN; \
743	\	778	\
744	if (GIMME_V != G_VOID) \	779	if (GIMME_V != G_VOID) \
745	XPUSHs (req_sv (req, aio_req_stash));	780	XPUSHs (req_sv (req, aio_req_stash));
746		781
		782	ecb_inline void
		783	req_set_path (aio_req req, SV path, SV wdsv, SV pathsv, eio_wd wd, void **ptr)
		784	{
		785	if (expect_false (SvROK (path)))
		786	{
		787	SV *rv = SvRV (path);
		788	SV *wdob;
		789
		790	if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1)
		791	{
		792	path = AvARRAY (rv)[1];
		793	wdob = AvARRAY (rv)[0];
		794
		795	if (SvOK (wdob))
		796	{
		797	*wd = SvAIO_WD (wdob);
		798	*wdsv = SvREFCNT_inc_NN (SvRV (wdob));
		799	}
		800	else
		801	*wd = EIO_INVALID_WD;
		802	}
		803	else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash)
		804	{
		805	*wd = (aio_wd)(long)SvIVX (rv);
		806	*wdsv = SvREFCNT_inc_NN (rv);
		807	*ptr = ".";
		808	return; /* path set to "." */
		809	}
		810	else
		811	croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair");
		812	}
		813
		814	*pathsv = newSVsv (path);
		815	ptr = SvPVbyte_nolen (pathsv);
		816	}
		817
		818	static void ecb_noinline
		819	req_set_path1 (aio_req req, SV *path)
		820	{
		821	req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
		822	}
		823
		824	static void ecb_noinline
		825	req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
		826	{
		827	SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
		828
		829	switch (SvTYPE (rv))
		830	{
		831	case SVt_PVIO:
		832	case SVt_PVLV:
		833	case SVt_PVGV:
		834	req->type = type_fh;
		835	req->sv1 = newSVsv (fh_or_path);
		836	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
		837	break;
		838
		839	default:
		840	req->type = type_path;
		841	req_set_path1 (req, fh_or_path);
		842	break;
		843	}
		844	}
		845
		846	XS(boot_IO__AIO) ecb_cold;
		847
747	MODULE = IO::AIO PACKAGE = IO::AIO	848	MODULE = IO::AIO PACKAGE = IO::AIO
748		849
749	PROTOTYPES: ENABLE	850	PROTOTYPES: ENABLE
750		851
751	BOOT:	852	BOOT:
…		…
755	IV iv;	856	IV iv;
756	} *civ, const_iv[] = {	857	} *civ, const_iv[] = {
757	# define const_niv(name, value) { # name, (IV) value },	858	# define const_niv(name, value) { # name, (IV) value },
758	# define const_iv(name) { # name, (IV) name },	859	# define const_iv(name) { # name, (IV) name },
759	# define const_eio(name) { # name, (IV) EIO_ ## name },	860	# define const_eio(name) { # name, (IV) EIO_ ## name },
		861
		862	/* you have to re-run ./gendef0 after adding/Removing any constants here */
		863
		864	const_iv (ENOSYS)
760	const_iv (EXDEV)	865	const_iv (EXDEV)
761	const_iv (ENOSYS)	866	const_iv (EBADR)
		867
762	const_iv (O_RDONLY)	868	const_iv (O_RDONLY)
763	const_iv (O_WRONLY)	869	const_iv (O_WRONLY)
764	const_iv (O_RDWR)	870	const_iv (O_RDWR)
765	const_iv (O_CREAT)	871	const_iv (O_CREAT)
766	const_iv (O_TRUNC)	872	const_iv (O_TRUNC)
767	const_iv (O_EXCL)	873	const_iv (O_EXCL)
768	const_iv (O_APPEND)	874	const_iv (O_APPEND)
		875
		876	const_iv (O_ASYNC)
		877	const_iv (O_DIRECT)
		878	const_iv (O_NOATIME)
		879
		880	const_iv (O_CLOEXEC)
		881	const_iv (O_NOCTTY)
		882	const_iv (O_NOFOLLOW)
		883	const_iv (O_NONBLOCK)
		884	const_iv (O_EXEC)
		885	const_iv (O_SEARCH)
		886	const_iv (O_DIRECTORY)
		887	const_iv (O_DSYNC)
		888	const_iv (O_RSYNC)
		889	const_iv (O_SYNC)
		890	const_iv (O_TTY_INIT)
769		891
770	const_iv (S_IFIFO)	892	const_iv (S_IFIFO)
771	const_iv (S_IFCHR)	893	const_iv (S_IFCHR)
772	const_iv (S_IFBLK)	894	const_iv (S_IFBLK)
773	const_iv (S_IFLNK)	895	const_iv (S_IFLNK)
…		…
818	const_iv (MAP_LOCKED)	940	const_iv (MAP_LOCKED)
819	const_iv (MAP_NORESERVE)	941	const_iv (MAP_NORESERVE)
820	const_iv (MAP_POPULATE)	942	const_iv (MAP_POPULATE)
821	const_iv (MAP_NONBLOCK)	943	const_iv (MAP_NONBLOCK)
822		944
		945	const_iv (FIEMAP_FLAG_SYNC)
		946	const_iv (FIEMAP_FLAG_XATTR)
		947	const_iv (FIEMAP_FLAGS_COMPAT)
		948	const_iv (FIEMAP_EXTENT_LAST)
		949	const_iv (FIEMAP_EXTENT_UNKNOWN)
		950	const_iv (FIEMAP_EXTENT_DELALLOC)
		951	const_iv (FIEMAP_EXTENT_ENCODED)
		952	const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED)
		953	const_iv (FIEMAP_EXTENT_NOT_ALIGNED)
		954	const_iv (FIEMAP_EXTENT_DATA_INLINE)
		955	const_iv (FIEMAP_EXTENT_DATA_TAIL)
		956	const_iv (FIEMAP_EXTENT_UNWRITTEN)
		957	const_iv (FIEMAP_EXTENT_MERGED)
		958	const_iv (FIEMAP_EXTENT_SHARED)
		959
		960	const_eio (SEEK_SET)
		961	const_eio (SEEK_CUR)
		962	const_eio (SEEK_END)
		963
823	const_eio (MCL_FUTURE)	964	const_eio (MCL_FUTURE)
824	const_eio (MCL_CURRENT)	965	const_eio (MCL_CURRENT)
825		966
826	const_eio (MS_ASYNC)	967	const_eio (MS_ASYNC)
827	const_eio (MS_INVALIDATE)	968	const_eio (MS_INVALIDATE)
…		…
830	const_eio (MT_MODIFY)	971	const_eio (MT_MODIFY)
831		972
832	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)	973	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
833	const_eio (SYNC_FILE_RANGE_WRITE)	974	const_eio (SYNC_FILE_RANGE_WRITE)
834	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)	975	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
		976
		977	const_eio (FALLOC_FL_KEEP_SIZE)
835		978
836	const_eio (READDIR_DENTS)	979	const_eio (READDIR_DENTS)
837	const_eio (READDIR_DIRS_FIRST)	980	const_eio (READDIR_DIRS_FIRST)
838	const_eio (READDIR_STAT_ORDER)	981	const_eio (READDIR_STAT_ORDER)
839	const_eio (READDIR_FOUND_UNKNOWN)	982	const_eio (READDIR_FOUND_UNKNOWN)
…		…
850	};	993	};
851		994
852	aio_stash = gv_stashpv ("IO::AIO" , 1);	995	aio_stash = gv_stashpv ("IO::AIO" , 1);
853	aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);	996	aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1);
854	aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);	997	aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1);
		998	aio_wd_stash = gv_stashpv ("IO::AIO::WD" , 1);
855		999
856	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1000	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
857	newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv));	1001	newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
858		1002
859	newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));	1003	newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
860		1004
861	create_respipe ();	1005	reinit ();
862
863	if (eio_init (want_poll, done_poll) < 0)
864	croak ("IO::AIO: unable to initialise eio library");
865
866	/* atfork child called in fifo order, so before eio's handler */
867	X_THREAD_ATFORK (0, 0, atfork_child);
868	}	1006	}
		1007
		1008	void
		1009	reinit ()
		1010	PROTOTYPE:
869		1011
870	void	1012	void
871	max_poll_reqs (unsigned int nreqs)	1013	max_poll_reqs (unsigned int nreqs)
872	PROTOTYPE: $	1014	PROTOTYPE: $
873	CODE:	1015	CODE:
…		…
908	PROTOTYPE: $	1050	PROTOTYPE: $
909	CODE:	1051	CODE:
910	max_outstanding = maxreqs;	1052	max_outstanding = maxreqs;
911		1053
912	void	1054	void
		1055	aio_wd (SV8 pathname, SV callback=&PL_sv_undef)
		1056	PPCODE:
		1057	{
		1058	dREQ;
		1059
		1060	req->type = EIO_WD_OPEN;
		1061	req_set_path1 (req, pathname);
		1062
		1063	REQ_SEND;
		1064	}
		1065
		1066	void
913	aio_open (SV8 pathname, int flags, int mode, SV callback=&PL_sv_undef)	1067	aio_open (SV8 pathname, int flags, int mode, SV callback=&PL_sv_undef)
914	PPCODE:	1068	PPCODE:
915	{	1069	{
916	dREQ;	1070	dREQ;
917		1071
918	req->type = EIO_OPEN;	1072	req->type = EIO_OPEN;
919	req->sv1 = newSVsv (pathname);	1073	req_set_path1 (req, pathname);
920	req->ptr1 = SvPVbyte_nolen (req->sv1);
921	req->int1 = flags;	1074	req->int1 = flags;
922	req->int2 = mode;	1075	req->int2 = mode;
923		1076
924	REQ_SEND;	1077	REQ_SEND;
925	}	1078	}
…		…
927	void	1080	void
928	aio_fsync (SV fh, SV callback=&PL_sv_undef)	1081	aio_fsync (SV fh, SV callback=&PL_sv_undef)
929	ALIAS:	1082	ALIAS:
930	aio_fsync = EIO_FSYNC	1083	aio_fsync = EIO_FSYNC
931	aio_fdatasync = EIO_FDATASYNC	1084	aio_fdatasync = EIO_FDATASYNC
		1085	aio_syncfs = EIO_SYNCFS
932	PPCODE:	1086	PPCODE:
933	{	1087	{
934	int fd = s_fileno_croak (fh, 0);	1088	int fd = s_fileno_croak (fh, 0);
935	dREQ;	1089	dREQ;
936		1090
937	req->type = ix;	1091	req->type = ix;
938	req->sv1 = newSVsv (fh);	1092	req->sv1 = newSVsv (fh);
939	req->int1 = fd;	1093	req->int1 = fd;
940		1094
941	REQ_SEND (req);	1095	REQ_SEND;
942	}	1096	}
943		1097
944	void	1098	void
945	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)	1099	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)
946	PPCODE:	1100	PPCODE:
…		…
953	req->int1 = fd;	1107	req->int1 = fd;
954	req->offs = offset;	1108	req->offs = offset;
955	req->size = nbytes;	1109	req->size = nbytes;
956	req->int2 = flags;	1110	req->int2 = flags;
957		1111
958	REQ_SEND (req);	1112	REQ_SEND;
		1113	}
		1114
		1115	void
		1116	aio_fallocate (SV fh, int mode, off_t offset, size_t len, SV callback=&PL_sv_undef)
		1117	PPCODE:
		1118	{
		1119	int fd = s_fileno_croak (fh, 0);
		1120	dREQ;
		1121
		1122	req->type = EIO_FALLOCATE;
		1123	req->sv1 = newSVsv (fh);
		1124	req->int1 = fd;
		1125	req->int2 = mode;
		1126	req->offs = offset;
		1127	req->size = len;
		1128
		1129	REQ_SEND;
959	}	1130	}
960		1131
961	void	1132	void
962	aio_close (SV fh, SV callback=&PL_sv_undef)	1133	aio_close (SV fh, SV callback=&PL_sv_undef)
963	PPCODE:	1134	PPCODE:
964	{	1135	{
965	static int close_pipe = -1; /* dummy fd to close fds via dup2 */	1136	static int close_fd = -1; /* dummy fd to close fds via dup2 */
966	int fd = s_fileno_croak (fh, 0);	1137	int fd = s_fileno_croak (fh, 0);
967	dREQ;	1138	dREQ;
968		1139
969	if (close_pipe < 0)	1140	if (expect_false (close_fd < 0))
970	{	1141	{
971	int pipefd [2];	1142	int pipefd [2];
972		1143
		1144	if (
		1145	#ifdef _WIN32
		1146	_pipe (pipefd, 1, _O_BINARY) < 0
		1147	#else
973	if (pipe (pipefd) < 0	1148	pipe (pipefd) < 0
974	\|\| close (pipefd [1]) < 0
975	\|\| fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0)	1149	\|\| fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
		1150	#endif
		1151	\|\| close (pipefd [1]) < 0
		1152	)
976	abort (); /D/	1153	abort (); /D/
977		1154
978	close_pipe = pipefd [0];	1155	close_fd = pipefd [0];
979	}	1156	}
980		1157
981	req->type = EIO_DUP2;	1158	req->type = EIO_DUP2;
982	req->int1 = close_pipe;	1159	req->int1 = close_fd;
983	req->sv2 = newSVsv (fh);	1160	req->sv2 = newSVsv (fh);
984	req->int2 = fd;	1161	req->int2 = fd;
985		1162
986	REQ_SEND (req);	1163	REQ_SEND;
		1164	}
		1165
		1166	void
		1167	aio_seek (SV fh, SV offset, int whence, SV *callback=&PL_sv_undef)
		1168	PPCODE:
		1169	{
		1170	int fd = s_fileno_croak (fh, 0);
		1171	dREQ;
		1172
		1173	req->type = EIO_SEEK;
		1174	req->sv1 = newSVsv (fh);
		1175	req->int1 = fd;
		1176	req->offs = SvVAL64 (offset);
		1177	req->int2 = whence;
		1178
		1179	REQ_SEND;
987	}	1180	}
988		1181
989	void	1182	void
990	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)	1183	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)
991	ALIAS:	1184	ALIAS:
…		…
1038	REQ_SEND;	1231	REQ_SEND;
1039	}	1232	}
1040	}	1233	}
1041		1234
1042	void	1235	void
1043	aio_readlink (SV8 path, SV callback=&PL_sv_undef)	1236	aio_readlink (SV8 pathname, SV callback=&PL_sv_undef)
		1237	ALIAS:
		1238	aio_readlink = EIO_READLINK
		1239	aio_realpath = EIO_REALPATH
1044	PPCODE:	1240	PPCODE:
1045	{	1241	{
1046	SV *data;
1047	dREQ;	1242	dREQ;
1048		1243
1049	req->type = EIO_READLINK;	1244	req->type = ix;
1050	req->sv1 = newSVsv (path);	1245	req_set_path1 (req, pathname);
1051	req->ptr1 = SvPVbyte_nolen (req->sv1);
1052		1246
1053	REQ_SEND;	1247	REQ_SEND;
1054	}	1248	}
1055		1249
1056	void	1250	void
…		…
1096	aio_statvfs = EIO_STATVFS	1290	aio_statvfs = EIO_STATVFS
1097	PPCODE:	1291	PPCODE:
1098	{	1292	{
1099	dREQ;	1293	dREQ;
1100		1294
1101	req->sv1 = newSVsv (fh_or_path);	1295	req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1102
1103	if (SvPOK (req->sv1))
1104	{
1105	req->type = ix;
1106	req->ptr1 = SvPVbyte_nolen (req->sv1);
1107	}
1108	else
1109	{
1110	req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT;
1111	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1112	}
1113		1296
1114	REQ_SEND;	1297	REQ_SEND;
1115	}	1298	}
1116		1299
1117	UV	1300	UV
…		…
1136	{	1319	{
1137	dREQ;	1320	dREQ;
1138		1321
1139	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;	1322	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
1140	req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;	1323	req->nv2 = SvOK (mtime) ? SvNV (mtime) : -1.;
1141	req->sv1 = newSVsv (fh_or_path);	1324	req_set_fh_or_path (req, EIO_UTIME, EIO_FUTIME, fh_or_path);
1142
1143	if (SvPOK (req->sv1))
1144	{
1145	req->type = EIO_UTIME;
1146	req->ptr1 = SvPVbyte_nolen (req->sv1);
1147	}
1148	else
1149	{
1150	req->type = EIO_FUTIME;
1151	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1152	}
1153		1325
1154	REQ_SEND;	1326	REQ_SEND;
1155	}	1327	}
1156		1328
1157	void	1329	void
1158	aio_truncate (SV8 fh_or_path, SV offset, SV *callback=&PL_sv_undef)	1330	aio_truncate (SV8 fh_or_path, SV offset, SV *callback=&PL_sv_undef)
1159	PPCODE:	1331	PPCODE:
1160	{	1332	{
1161	dREQ;	1333	dREQ;
1162		1334
1163	req->sv1 = newSVsv (fh_or_path);
1164	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;	1335	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
1165		1336	req_set_fh_or_path (req, EIO_TRUNCATE, EIO_FTRUNCATE, fh_or_path);
1166	if (SvPOK (req->sv1))
1167	{
1168	req->type = EIO_TRUNCATE;
1169	req->ptr1 = SvPVbyte_nolen (req->sv1);
1170	}
1171	else
1172	{
1173	req->type = EIO_FTRUNCATE;
1174	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1175	}
1176		1337
1177	REQ_SEND;	1338	REQ_SEND;
1178	}	1339	}
1179		1340
1180	void	1341	void
1181	aio_chmod (SV8 fh_or_path, int mode, SV callback=&PL_sv_undef)	1342	aio_chmod (SV8 fh_or_path, int mode, SV callback=&PL_sv_undef)
1182	ALIAS:
1183	aio_chmod = EIO_CHMOD
1184	aio_mkdir = EIO_MKDIR
1185	PPCODE:	1343	PPCODE:
1186	{	1344	{
1187	dREQ;	1345	dREQ;
1188		1346
1189	req->int2 = mode;	1347	req->int2 = mode;
1190	req->sv1 = newSVsv (fh_or_path);	1348	req_set_fh_or_path (req, EIO_CHMOD, EIO_FCHMOD, fh_or_path);
1191
1192	if (SvPOK (req->sv1))
1193	{
1194	req->type = ix;
1195	req->ptr1 = SvPVbyte_nolen (req->sv1);
1196	}
1197	else
1198	{
1199	req->type = EIO_FCHMOD;
1200	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1201	}
1202		1349
1203	REQ_SEND;	1350	REQ_SEND;
1204	}	1351	}
1205		1352
1206	void	1353	void
…		…
1209	{	1356	{
1210	dREQ;	1357	dREQ;
1211		1358
1212	req->int2 = SvOK (uid) ? SvIV (uid) : -1;	1359	req->int2 = SvOK (uid) ? SvIV (uid) : -1;
1213	req->int3 = SvOK (gid) ? SvIV (gid) : -1;	1360	req->int3 = SvOK (gid) ? SvIV (gid) : -1;
1214	req->sv1 = newSVsv (fh_or_path);	1361	req_set_fh_or_path (req, EIO_CHOWN, EIO_FCHOWN, fh_or_path);
1215
1216	if (SvPOK (req->sv1))
1217	{
1218	req->type = EIO_CHOWN;
1219	req->ptr1 = SvPVbyte_nolen (req->sv1);
1220	}
1221	else
1222	{
1223	req->type = EIO_FCHOWN;
1224	req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path)));
1225	}
1226		1362
1227	REQ_SEND;	1363	REQ_SEND;
1228	}	1364	}
1229		1365
1230	void	1366	void
…		…
1232	PPCODE:	1368	PPCODE:
1233	{	1369	{
1234	dREQ;	1370	dREQ;
1235		1371
1236	req->type = EIO_READDIR;	1372	req->type = EIO_READDIR;
1237	req->sv1 = newSVsv (pathname);
1238	req->ptr1 = SvPVbyte_nolen (req->sv1);
1239	req->int1 = flags \| EIO_READDIR_DENTS \| EIO_READDIR_CUSTOM1;	1373	req->int1 = flags \| EIO_READDIR_DENTS \| EIO_READDIR_CUSTOM1;
1240		1374
1241	if (flags & EIO_READDIR_DENTS)	1375	if (flags & EIO_READDIR_DENTS)
1242	req->int1 \|= EIO_READDIR_CUSTOM2;	1376	req->int1 \|= EIO_READDIR_CUSTOM2;
1243		1377
		1378	req_set_path1 (req, pathname);
		1379
1244	REQ_SEND;	1380	REQ_SEND;
		1381	}
		1382
		1383	void
		1384	aio_mkdir (SV8 pathname, int mode, SV callback=&PL_sv_undef)
		1385	PPCODE:
		1386	{
		1387	dREQ;
		1388
		1389	req->type = EIO_MKDIR;
		1390	req->int2 = mode;
		1391	req_set_path1 (req, pathname);
		1392
		1393	REQ_SEND;
1245	}	1394	}
1246		1395
1247	void	1396	void
1248	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)	1397	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)
1249	ALIAS:	1398	ALIAS:
…		…
1253	PPCODE:	1402	PPCODE:
1254	{	1403	{
1255	dREQ;	1404	dREQ;
1256		1405
1257	req->type = ix;	1406	req->type = ix;
1258	req->sv1 = newSVsv (pathname);	1407	req_set_path1 (req, pathname);
1259	req->ptr1 = SvPVbyte_nolen (req->sv1);
1260		1408
1261	REQ_SEND;	1409	REQ_SEND;
1262	}	1410	}
1263		1411
1264	void	1412	void
…		…
1267	aio_link = EIO_LINK	1415	aio_link = EIO_LINK
1268	aio_symlink = EIO_SYMLINK	1416	aio_symlink = EIO_SYMLINK
1269	aio_rename = EIO_RENAME	1417	aio_rename = EIO_RENAME
1270	PPCODE:	1418	PPCODE:
1271	{	1419	{
		1420	eio_wd wd2 = 0;
1272	dREQ;	1421	dREQ;
1273		1422
1274	req->type = ix;	1423	req->type = ix;
1275	req->sv1 = newSVsv (oldpath);	1424	req_set_path1 (req, oldpath);
1276	req->ptr1 = SvPVbyte_nolen (req->sv1);	1425	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1277	req->sv2 = newSVsv (newpath);	1426	req->int3 = (long)wd2;
1278	req->ptr2 = SvPVbyte_nolen (req->sv2);
1279		1427
1280	REQ_SEND;	1428	REQ_SEND;
1281	}	1429	}
1282		1430
1283	void	1431	void
…		…
1285	PPCODE:	1433	PPCODE:
1286	{	1434	{
1287	dREQ;	1435	dREQ;
1288		1436
1289	req->type = EIO_MKNOD;	1437	req->type = EIO_MKNOD;
1290	req->sv1 = newSVsv (pathname);
1291	req->ptr1 = SvPVbyte_nolen (req->sv1);
1292	req->int2 = (mode_t)mode;	1438	req->int2 = (mode_t)mode;
1293	req->offs = dev;	1439	req->offs = dev;
		1440	req_set_path1 (req, pathname);
1294		1441
1295	REQ_SEND;	1442	REQ_SEND;
1296	}	1443	}
1297		1444
1298	void	1445	void
…		…
1365		1512
1366	req->type = EIO_MLOCKALL;	1513	req->type = EIO_MLOCKALL;
1367	req->int1 = flags;	1514	req->int1 = flags;
1368		1515
1369	REQ_SEND;	1516	REQ_SEND;
		1517	}
		1518
		1519	void
		1520	aio_fiemap (SV fh, off_t start, SV length, U32 flags, SV count, SV callback=&PL_sv_undef)
		1521	PPCODE:
		1522	{
		1523	int fd = s_fileno_croak (fh, 0);
		1524	dREQ;
		1525
		1526	req->type = EIO_CUSTOM;
		1527	req->sv1 = newSVsv (fh);
		1528	req->int1 = fd;
		1529
		1530	req->feed = fiemap;
		1531	#if HAVE_FIEMAP
		1532	/* keep our fingers crossed that the next two types are 64 bit */
		1533	req->offs = start;
		1534	req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL;
		1535	req->int2 = flags;
		1536	req->int3 = SvOK (count) ? SvIV (count) : -1;
		1537	#endif
		1538
		1539	REQ_SEND;
1370	}	1540	}
1371		1541
1372	void	1542	void
1373	aio_busy (double delay, SV *callback=&PL_sv_undef)	1543	aio_busy (double delay, SV *callback=&PL_sv_undef)
1374	PPCODE:	1544	PPCODE:
…		…
1498	CODE:	1668	CODE:
1499	RETVAL = posix_fadvise (fh, offset, length, advice);	1669	RETVAL = posix_fadvise (fh, offset, length, advice);
1500	OUTPUT:	1670	OUTPUT:
1501	RETVAL	1671	RETVAL
1502		1672
1503	ssize_t	1673	IV
1504	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)	1674	sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count)
1505	CODE:	1675	CODE:
1506	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);	1676	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1507	OUTPUT:	1677	OUTPUT:
1508	RETVAL	1678	RETVAL
…		…
1620	SvREFCNT_dec (on_next_submit);	1790	SvREFCNT_dec (on_next_submit);
1621	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;	1791	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
1622		1792
1623	PROTOTYPES: DISABLE	1793	PROTOTYPES: DISABLE
1624		1794
		1795	MODULE = IO::AIO PACKAGE = IO::AIO::WD
		1796
		1797	BOOT:
		1798	{
		1799	newCONSTSUB (aio_stash, "CWD" , newSVaio_wd (EIO_CWD ));
		1800	newCONSTSUB (aio_stash, "INVALID_WD", newSVaio_wd (EIO_INVALID_WD));
		1801	}
		1802
		1803	void
		1804	DESTROY (SV *self)
		1805	CODE:
		1806	{
		1807	aio_wd wd = SvAIO_WD (self);
		1808	#if HAVE_AT
		1809	{
		1810	SV *callback = &PL_sv_undef;
		1811	dREQ; /* clobbers next_pri :/ */
		1812	next_pri = req->pri; /* restore next_pri */
		1813	req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */
		1814	req->type = EIO_WD_CLOSE;
		1815	req->wd = wd;
		1816	REQ_SEND;
		1817	}
		1818	#else
		1819	eio_wd_close_sync (wd);
		1820	#endif
		1821	}
		1822
1625	MODULE = IO::AIO PACKAGE = IO::AIO::REQ	1823	MODULE = IO::AIO PACKAGE = IO::AIO::REQ
1626		1824
1627	void	1825	void
1628	cancel (aio_req_ornot req)	1826	cancel (aio_req_ornot req)
1629	CODE:	1827	CODE:

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Comparing IO-AIO/AIO.xs (file contents): Revision 1.181 by root, Tue Feb 15 03:21:41 2011 UTC vs. Revision 1.211 by root, Sat Apr 7 00:50:33 2012 UTC

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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.181 by root, Tue Feb 15 03:21:41 2011 UTC vs.
Revision 1.211 by root, Sat Apr 7 00:50:33 2012 UTC