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

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.201 by root, Thu Sep 29 09:57:12 2011 UTC vs.
Revision 1.233 by root, Thu Jun 25 13:34:28 2015 UTC

…		…
17	#include <fcntl.h>	17	#include <fcntl.h>
18	#include <sched.h>	18	#include <sched.h>
19		19
20	#if _POSIX_MEMLOCK \|\| _POSIX_MEMLOCK_RANGE \|\| _POSIX_MAPPED_FILES	20	#if _POSIX_MEMLOCK \|\| _POSIX_MEMLOCK_RANGE \|\| _POSIX_MAPPED_FILES
21	# include <sys/mman.h>	21	# include <sys/mman.h>
		22	#endif
		23
		24	/* the incompetent fool that created musl keeps __linux__, refuses
		25	* to implement any linux standard apis, and also has no way to test
		26	* for his broken iplementation. on't complain if this fails for you.
		27	*/
		28	#if __linux__ && (defined __GLIBC__ \|\| defined __UCLIBC__)
		29	# include <linux/fs.h>
		30	# ifdef FS_IOC_FIEMAP
		31	# include <linux/types.h>
		32	# include <linux/fiemap.h>
		33	# define HAVE_FIEMAP 1
		34	# endif
22	#endif	35	#endif
23		36
24	/* perl namespace pollution */	37	/* perl namespace pollution */
25	#undef VERSION	38	#undef VERSION
26		39
…		…
62	#undef dup	75	#undef dup
63	#undef dup2	76	#undef dup2
64	#undef abort	77	#undef abort
65	#undef pipe	78	#undef pipe
66		79
		80	#define EIO_STRUCT_STAT struct _stati64
		81	#define EIO_STRUCT_STATI64
		82
67	#else	83	#else
68		84
69	#include <sys/time.h>	85	#include <sys/time.h>
70	#include <sys/select.h>	86	#include <sys/select.h>
71	#include <unistd.h>	87	#include <unistd.h>
72	#include <utime.h>	88	#include <utime.h>
73	#include <signal.h>	89	#include <signal.h>
74		90
75	#endif
76
77	#define EIO_STRUCT_STAT Stat_t	91	#define EIO_STRUCT_STAT Stat_t
78		92
79	/* use NV for 32 bit perls as it allows larger offsets */
80	#if IVSIZE >= 8
81	# define VAL64 IV
82	# define SvVAL64 SvIV
83	# define newSVval64 newSViv
84	#else
85	# define VAL64 NV
86	# define SvVAL64 SvNV
87	# define newSVval64 newSVnv
88	#endif	93	#endif
89		94
90	/*****************************************************************************/	95	/*****************************************************************************/
91		96
92	#if __GNUC__ >= 3	97	#if __GNUC__ >= 3
…		…
123	static void req_destroy (eio_req *grp);	128	static void req_destroy (eio_req *grp);
124	#define EIO_DESTROY(req) req_destroy (req)	129	#define EIO_DESTROY(req) req_destroy (req)
125		130
126	#include "libeio/eio.c"	131	#include "libeio/eio.c"
127		132
128	/* Linux/others */
129	#ifndef O_ASYNC
130	# define O_ASYNC 0
131	#endif
132	#ifndef O_DIRECT
133	# define O_DIRECT 0
134	#endif
135	#ifndef O_NOATIME
136	# define O_NOATIME 0
137	#endif
138
139	/* POSIX */
140	#ifndef O_CLOEXEC
141	# define O_CLOEXEC 0
142	#endif
143	#ifndef O_NOFOLLOW
144	# define O_NOFOLLOW 0
145	#endif
146	#ifndef O_NOCTTY
147	# define O_NOCTTY 0
148	#endif
149	#ifndef O_NONBLOCK
150	# define O_NONBLOCK 0
151	#endif
152	#ifndef O_EXEC
153	# define O_EXEC 0
154	#endif
155	#ifndef O_SEARCH
156	# define O_SEARCH 0
157	#endif
158	#ifndef O_DIRECTORY
159	# define O_DIRECTORY 0
160	#endif
161	#ifndef O_DSYNC
162	# define O_DSYNC 0
163	#endif
164	#ifndef O_RSYNC
165	# define O_RSYNC 0
166	#endif
167	#ifndef O_SYNC
168	# define O_SYNC 0
169	#endif
170	#ifndef O_TTY_INIT
171	# define O_TTY_INIT 0
172	#endif
173
174	#ifndef POSIX_FADV_NORMAL
175	# define POSIX_FADV_NORMAL 0
176	#endif
177	#ifndef POSIX_FADV_SEQUENTIAL
178	# define POSIX_FADV_SEQUENTIAL 0
179	#endif
180	#ifndef POSIX_FADV_RANDOM
181	# define POSIX_FADV_RANDOM 0
182	#endif
183	#ifndef POSIX_FADV_NOREUSE
184	# define POSIX_FADV_NOREUSE 0
185	#endif
186	#ifndef POSIX_FADV_WILLNEED
187	# define POSIX_FADV_WILLNEED 0
188	#endif
189	#ifndef POSIX_FADV_DONTNEED
190	# define POSIX_FADV_DONTNEED 0
191	#endif
192
193	#if !HAVE_POSIX_FADVISE	133	#if !HAVE_POSIX_FADVISE
194	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */	134	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
195	#endif	135	#endif
196		136
197	#ifndef POSIX_MADV_NORMAL
198	# define POSIX_MADV_NORMAL 0
199	#endif
200	#ifndef POSIX_MADV_SEQUENTIAL
201	# define POSIX_MADV_SEQUENTIAL 0
202	#endif
203	#ifndef POSIX_MADV_RANDOM
204	# define POSIX_MADV_RANDOM 0
205	#endif
206	#ifndef POSIX_MADV_WILLNEED
207	# define POSIX_MADV_WILLNEED 0
208	#endif
209	#ifndef POSIX_MADV_DONTNEED
210	# define POSIX_MADV_DONTNEED 0
211	#endif
212
213	#if !HAVE_POSIX_MADVISE	137	#if !HAVE_POSIX_MADVISE
214	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */	138	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
215	#endif
216
217	#ifndef PROT_NONE
218	# define PROT_NONE 0
219	#endif
220	#ifndef PROT_READ
221	# define PROT_READ 0
222	#endif
223	#ifndef PROT_WRITE
224	# define PROT_READ 0
225	#endif
226	#ifndef PROT_EXEC
227	# define PROT_EXEC 0
228	#endif
229
230	#ifndef ST_RDONLY
231	# define ST_RDONLY 0
232	#endif
233	#ifndef ST_NOSUID
234	# define ST_NOSUID 0
235	#endif
236	#ifndef ST_NODEV
237	# define ST_NODEV 0
238	#endif
239	#ifndef ST_NOEXEC
240	# define ST_NOEXEC 0
241	#endif
242	#ifndef ST_SYNCHRONOUS
243	# define ST_SYNCHRONOUS 0
244	#endif
245	#ifndef ST_MANDLOCK
246	# define ST_MANDLOCK 0
247	#endif
248	#ifndef ST_WRITE
249	# define ST_WRITE 0
250	#endif
251	#ifndef ST_APPEND
252	# define ST_APPEND 0
253	#endif
254	#ifndef ST_IMMUTABLE
255	# define ST_IMMUTABLE 0
256	#endif
257	#ifndef ST_NOATIME
258	# define ST_NOATIME 0
259	#endif
260	#ifndef ST_NODIRATIME
261	# define ST_NODIRATIME 0
262	#endif
263	#ifndef ST_RELATIME
264	# define ST_RELATIME 0
265	#endif
266
267	#ifndef S_IFIFO
268	# define S_IFIFO 0
269	#endif
270	#ifndef S_IFCHR
271	# define S_IFCHR 0
272	#endif
273	#ifndef S_IFBLK
274	# define S_IFBLK 0
275	#endif
276	#ifndef S_IFLNK
277	# define S_IFLNK 0
278	#endif
279	#ifndef S_IFREG
280	# define S_IFREG 0
281	#endif
282	#ifndef S_IFDIR
283	# define S_IFDIR 0
284	#endif
285	#ifndef S_IFWHT
286	# define S_IFWHT 0
287	#endif
288	#ifndef S_IFSOCK
289	# define S_IFSOCK 0
290	#endif	139	#endif
291		140
292	#ifndef MAP_ANONYMOUS	141	#ifndef MAP_ANONYMOUS
293	# ifdef MAP_ANON	142	# ifdef MAP_ANON
294	# define MAP_ANONYMOUS MAP_ANON	143	# define MAP_ANONYMOUS MAP_ANON
295	# else	144	# else
296	# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */	145	# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
297	# endif	146	# endif
298	#endif	147	#endif
299	#ifndef MAP_HUGETLB	148
300	# define MAP_HUGETLB 0	149	/* defines all sorts of constants to 0 unless they are already defined */
301	#endif	150	#include "def0.h"
302	#ifndef MAP_LOCKED
303	# define MAP_LOCKED 0
304	#endif
305	#ifndef MAP_NORESERVE
306	# define MAP_NORESERVE 0
307	#endif
308	#ifndef MAP_POPULATE
309	# define MAP_POPULATE 0
310	#endif
311	#ifndef MAP_NONBLOCK
312	# define MAP_NONBLOCK 0
313	#endif
314		151
315	#ifndef makedev	152	#ifndef makedev
316	# define makedev(maj,min) (((maj) << 8) \| (min))	153	# define makedev(maj,min) (((maj) << 8) \| (min))
317	#endif	154	#endif
318	#ifndef major	155	#ifndef major
…		…
320	#endif	157	#endif
321	#ifndef minor	158	#ifndef minor
322	# define minor(dev) ((dev) & 0xff)	159	# define minor(dev) ((dev) & 0xff)
323	#endif	160	#endif
324		161
325	#ifndef PAGESIZE	162	#if PAGESIZE <= 0
326	# define PAGESIZE sysconf (_SC_PAGESIZE)	163	# define PAGESIZE sysconf (_SC_PAGESIZE)
327	#endif	164	#endif
		165
		166	/*****************************************************************************/
		167
		168	static void
		169	fiemap (eio_req *req)
		170	{
		171	req->result = -1;
		172
		173	#if HAVE_FIEMAP
		174	/* assume some c99 */
		175	struct fiemap *fiemap = 0;
		176	size_t end_offset;
		177	int count = req->int3;
		178
		179	req->flags \|= EIO_FLAG_PTR1_FREE;
		180
		181	/* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */
		182	/* increase in 3.5kb steps */
		183	if (count < 0)
		184	count = 8;
		185
		186	fiemap = malloc (sizeof (fiemap) + sizeof (struct fiemap_extent) count);
		187	errno = ENOMEM;
		188	if (!fiemap)
		189	return;
		190
		191	req->ptr1 = fiemap;
		192
		193	fiemap->fm_start = req->offs;
		194	fiemap->fm_length = req->size;
		195	fiemap->fm_flags = req->int2;
		196	fiemap->fm_extent_count = count;
		197
		198	if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0)
		199	return;
		200
		201	if (req->int3 >= 0 /* not autosizing */
		202	\|\| !fiemap->fm_mapped_extents /* no more extents */
		203	\|\| fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */)
		204	goto done;
		205
		206	/* else we have to loop -
		207	* it would be tempting (actually I tried that first) to just query the
		208	* number of extents needed, but linux often feels like not returning all
		209	* extents, without telling us it left any out. this complicates
		210	* this quite a bit.
		211	*/
		212
		213	end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start);
		214
		215	for (;;)
		216	{
		217	/* we go in 54 extent steps - 3kb, in the hope that this fits nicely on the eio stack (normally 16+ kb) */
		218	char scratch[3072];
		219	struct fiemap incmap = (struct fiemap )scratch;
		220
		221	incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical
		222	+ fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length;
		223	incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start);
		224	incmap->fm_flags = fiemap->fm_flags;
		225	incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent);
		226
		227	if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0)
		228	return;
		229
		230	if (!incmap->fm_mapped_extents)
		231	goto done;
		232
		233	count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents;
		234	fiemap = realloc (fiemap, sizeof (fiemap) + sizeof (struct fiemap_extent) count);
		235	errno = ENOMEM;
		236	if (!fiemap)
		237	return;
		238
		239	req->ptr1 = fiemap;
		240
		241	for (count = 0; count < incmap->fm_mapped_extents; ++count)
		242	{
		243	struct fiemap_extent *e = incmap->fm_extents + count;
		244
		245	if (e->fe_logical + e->fe_length >= end_offset)
		246	goto done;
		247
		248	fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
		249
		250	if (e->fe_flags & FIEMAP_EXTENT_LAST)
		251	goto done;
		252
		253	}
		254	}
		255
		256	done:
		257	req->result = 0;
		258
		259	#else
		260	errno = ENOSYS;
		261	#endif
		262	}
		263
		264	/*****************************************************************************/
328		265
329	enum {	266	enum {
330	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */	267	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
331	};	268	};
332		269
…		…
371	}	308	}
372		309
373	static SV *	310	static SV *
374	newSVaio_wd (aio_wd wd)	311	newSVaio_wd (aio_wd wd)
375	{	312	{
376	return sv_bless (newRV_noinc (newSViv ((long)wd)), aio_wd_stash);	313	return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
377	}	314	}
378		315
379	static aio_req	316	static aio_req
380	SvAIO_REQ (SV *sv)	317	SvAIO_REQ (SV *sv)
381	{	318	{
382	MAGIC *mg;	319	MAGIC *mg;
383		320
384	if (!SvROK (sv)	321	if (!SvROK (sv)
		322	/* for speed reasons, we do not verify that SvROK actually has a stash ptr */
385	\|\| (SvSTASH (SvRV (sv)) != aio_grp_stash	323	\|\| (SvSTASH (SvRV (sv)) != aio_grp_stash
386	&& SvSTASH (SvRV (sv)) != aio_req_stash	324	&& SvSTASH (SvRV (sv)) != aio_req_stash
387	&& !sv_derived_from (sv, "IO::AIO::REQ")))	325	&& !sv_derived_from (sv, "IO::AIO::REQ")))
388	croak ("object of class IO::AIO::REQ expected");	326	croak ("object of class IO::AIO::REQ expected");
389		327
…		…
394		332
395	static aio_wd	333	static aio_wd
396	SvAIO_WD (SV *sv)	334	SvAIO_WD (SV *sv)
397	{	335	{
398	if (!SvROK (sv)	336	if (!SvROK (sv)
		337	\|\| SvTYPE (SvRV (sv)) != SVt_PVMG
399	\|\| SvSTASH (SvRV (sv)) != aio_wd_stash	338	\|\| SvSTASH (SvRV (sv)) != aio_wd_stash)
400	\|\| SvTYPE (SvRV (sv)) != SVt_PVMG)
401	croak ("IO::AIO: expected a working directory object as returned by aio_wd");	339	croak ("IO::AIO: expected a working directory object as returned by aio_wd");
402		340
403	return (aio_wd)(long)SvIVX (SvRV (sv));	341	return (aio_wd)(long)SvIVX (SvRV (sv));
		342	}
		343
		344	static SV *
		345	newmortalFH (int fd, int flags)
		346	{
		347	if (fd < 0)
		348	return &PL_sv_undef;
		349
		350	GV gv = (GV )sv_newmortal ();
		351	char sym[64];
		352	int symlen;
		353
		354	symlen = snprintf (sym, sizeof (sym), "fd#%d", fd);
		355	gv_init (gv, aio_stash, sym, symlen, 0);
		356
		357	symlen = snprintf (
		358	sym,
		359	sizeof (sym),
		360	"%s&=%d",
		361	flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
		362	fd
		363	);
		364
		365	return do_open (gv, sym, symlen, 0, 0, 0, 0)
		366	? (SV *)gv : &PL_sv_undef;
404	}	367	}
405		368
406	static void	369	static void
407	aio_grp_feed (aio_req grp)	370	aio_grp_feed (aio_req grp)
408	{	371	{
…		…
471	}	434	}
472		435
473	switch (req->type)	436	switch (req->type)
474	{	437	{
475	case EIO_WD_OPEN:	438	case EIO_WD_OPEN:
476	PUSHs (sv_2mortal (newSVaio_wd (req->wd)));	439	PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd)));
477	break;	440	break;
478		441
479	case EIO_READDIR:	442	case EIO_READDIR:
480	{	443	{
481	SV *rv = &PL_sv_undef;	444	SV *rv = &PL_sv_undef;
…		…
536	XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 \| EIO_READDIR_CUSTOM2))));	499	XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 \| EIO_READDIR_CUSTOM2))));
537	}	500	}
538	break;	501	break;
539		502
540	case EIO_OPEN:	503	case EIO_OPEN:
541	{	504	PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY \| O_WRONLY \| O_RDWR)));
542	/* convert fd to fh */
543	SV *fh = &PL_sv_undef;
544
545	if (req->result >= 0)
546	{
547	GV gv = (GV )sv_newmortal ();
548	int flags = req->int1 & (O_RDONLY \| O_WRONLY \| O_RDWR);
549	char sym [64];
550	int symlen;
551
552	symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
553	gv_init (gv, aio_stash, sym, symlen, 0);
554
555	symlen = snprintf (
556	sym,
557	sizeof (sym),
558	"%s&=%d",
559	flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
560	(int)req->result
561	);
562
563	if (do_open (gv, sym, symlen, 0, 0, 0, 0))
564	fh = (SV *)gv;
565	}
566
567	PUSHs (fh);
568	}
569	break;	505	break;
570		506
571	case EIO_STATVFS:	507	case EIO_STATVFS:
572	case EIO_FSTATVFS:	508	case EIO_FSTATVFS:
573	{	509	{
…		…
576	#ifndef _WIN32	512	#ifndef _WIN32
577	if (req->result >= 0)	513	if (req->result >= 0)
578	{	514	{
579	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);	515	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
580	HV *hv = newHV ();	516	HV *hv = newHV ();
		517	/* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom
		518	* chooses to make it a struct.
		519	*/
		520	unsigned long fsid = 0;
		521	memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid));
581		522
582	rv = sv_2mortal (newRV_noinc ((SV *)hv));	523	rv = sv_2mortal (newRV_noinc ((SV *)hv));
583		524
584	hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);	525	hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);
585	hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);	526	hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);
…		…
587	hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);	528	hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);
588	hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);	529	hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);
589	hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);	530	hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);
590	hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);	531	hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);
591	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);	532	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
592	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);	533	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
593	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);	534	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
594	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);	535	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
595	}	536	}
596	#endif	537	#endif
597		538
…		…
632	if (!(PL_laststatval = req->result))	573	if (!(PL_laststatval = req->result))
633	/* if compilation fails here then perl's Stat_t is not struct _stati64 */	574	/* if compilation fails here then perl's Stat_t is not struct _stati64 */
634	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);	575	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);
635		576
636	PUSHs (sv_result);	577	PUSHs (sv_result);
		578	break;
		579
		580	case EIO_SEEK:
		581	PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs)));
637	break;	582	break;
638		583
639	case EIO_READ:	584	case EIO_READ:
640	{	585	{
641	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));	586	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
…		…
644	SvSETMAGIC (req->sv2);	589	SvSETMAGIC (req->sv2);
645	PUSHs (sv_result);	590	PUSHs (sv_result);
646	}	591	}
647	break;	592	break;
648		593
		594	case EIO_CUSTOM:
		595	if (req->feed == fiemap)
		596	{
		597	#if HAVE_FIEMAP
		598	if (!req->result)
		599	{
		600	struct fiemap fiemap = (struct fiemap )req->ptr1;
		601
		602	if (fiemap->fm_extent_count)
		603	{
		604	AV *av = newAV ();
		605	int i;
		606
		607	while (fiemap->fm_mapped_extents)
		608	{
		609	struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents];
		610	AV *ext_av = newAV ();
		611
		612	av_store (ext_av, 3, newSVuv (extent->fe_flags));
		613	av_store (ext_av, 2, newSVval64 (extent->fe_length));
		614	av_store (ext_av, 1, newSVval64 (extent->fe_physical));
		615	av_store (ext_av, 0, newSVval64 (extent->fe_logical));
		616
		617	av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av));
		618	}
		619
		620	PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		621	}
		622	else
		623	{
		624	SvIV_set (sv_result, fiemap->fm_mapped_extents);
		625	PUSHs (sv_result);
		626	}
		627	}
		628	#endif
		629	}
		630	else
		631	PUSHs (sv_result);
		632	break;
		633
649	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */	634	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
650	if (req->result > 0)	635	if (req->result > 0)
651	SvIV_set (sv_result, 0);	636	SvIV_set (sv_result, 0);
652	/* FALLTHROUGH */	637	/* FALLTHROUGH */
653		638
…		…
689	SvREFCNT_dec (req->sv2);	674	SvREFCNT_dec (req->sv2);
690	SvREFCNT_dec (req->sv3);	675	SvREFCNT_dec (req->sv3);
691	SvREFCNT_dec (req->sv4);	676	SvREFCNT_dec (req->sv4);
692	SvREFCNT_dec (req->callback);	677	SvREFCNT_dec (req->callback);
693		678
694	Safefree (req);	679	free (req);
695	}	680	}
696		681
697	static void	682	static void
698	req_cancel_subs (aio_req grp)	683	req_cancel_subs (aio_req grp)
699	{	684	{
…		…
760	}	745	}
761		746
762	/*****************************************************************************/	747	/*****************************************************************************/
763		748
764	#if !_POSIX_MAPPED_FILES	749	#if !_POSIX_MAPPED_FILES
765	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)	750	# define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS ()
766	# define munmap(addr,length) (errno = ENOSYS, -1)	751	# define munmap(addr,length) EIO_ENOSYS ()
767	#endif	752	#endif
768		753
769	#if !_POSIX_MEMORY_PROTECTION	754	#if !_POSIX_MEMORY_PROTECTION
770	# define mprotect(addr,len,prot) (errno = ENOSYS, -1)	755	# define mprotect(addr,len,prot) EIO_ENOSYS ()
771	# define PROT_NONE 0	756	# define PROT_NONE 0
772	# define PROT_WRITE 0	757	# define PROT_WRITE 0
773	# define MAP_PRIVATE 0	758	# define MAP_PRIVATE 0
774	# define MAP_SHARED 0	759	# define MAP_SHARED 0
775	# define MAP_FIXED 0	760	# define MAP_FIXED 0
…		…
809	{	794	{
810	SvGETMAGIC (cb_sv);	795	SvGETMAGIC (cb_sv);
811	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;	796	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
812	}	797	}
813		798
		799	static aio_req ecb_noinline
		800	dreq (SV *callback)
		801	{
		802	SV *cb_cv;
		803	aio_req req;
		804	int req_pri = next_pri;
		805	next_pri = EIO_PRI_DEFAULT;
		806
		807	cb_cv = get_cb (callback);
		808
		809	req = calloc (sizeof (*req), 1);
		810	if (!req)
		811	croak ("out of memory during eio_req allocation");
		812
		813	req->callback = SvREFCNT_inc (cb_cv);
		814	req->pri = req_pri;
		815
		816	return req;
		817	}
		818
814	#define dREQ \	819	#define dREQ \
815	SV *cb_cv; \	820	aio_req req = dreq (callback); \
816	aio_req req; \
817	int req_pri = next_pri; \
818	next_pri = EIO_PRI_DEFAULT; \
819	\
820	cb_cv = get_cb (callback); \
821	\
822	Newz (0, req, 1, eio_req); \
823	if (!req) \
824	croak ("out of memory during eio_req allocation"); \
825	\
826	req->callback = SvREFCNT_inc (cb_cv); \
827	req->pri = req_pri
828		821
829	#define REQ_SEND \	822	#define REQ_SEND \
830	PUTBACK; \	823	PUTBACK; \
831	req_submit (req); \	824	req_submit (req); \
832	SPAGAIN; \	825	SPAGAIN; \
…		…
837	ecb_inline void	830	ecb_inline void
838	req_set_path (aio_req req, SV path, SV wdsv, SV pathsv, eio_wd wd, void **ptr)	831	req_set_path (aio_req req, SV path, SV wdsv, SV pathsv, eio_wd wd, void **ptr)
839	{	832	{
840	if (expect_false (SvROK (path)))	833	if (expect_false (SvROK (path)))
841	{	834	{
842	AV av = (AV )SvRV (path);	835	SV *rv = SvRV (path);
843	SV *wdob;	836	SV *wdob;
844		837
845	if (SvTYPE (av) != SVt_PVAV \|\| AvFILLp (av) != 1)	838	if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1)
846	croak ("IO::AIO: pathname arguments must be specified as strings or [wd, path] arrayrefs");
847
848	path = AvARRAY (av)[1];
849	wdob = AvARRAY (av)[0];
850
851	if (SvOK (wdob))
852	{	839	{
		840	path = AvARRAY (rv)[1];
		841	wdob = AvARRAY (rv)[0];
		842
		843	if (SvOK (wdob))
		844	{
853	*wd = SvAIO_WD (wdob);	845	*wd = SvAIO_WD (wdob);
854	*wdsv = SvREFCNT_inc_NN (SvRV (wdob));	846	*wdsv = SvREFCNT_inc_NN (SvRV (wdob));
		847	}
		848	else
		849	*wd = EIO_INVALID_WD;
		850	}
		851	else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash)
		852	{
		853	*wd = (aio_wd)(long)SvIVX (rv);
		854	*wdsv = SvREFCNT_inc_NN (rv);
		855	*ptr = ".";
		856	return; /* path set to "." */
855	}	857	}
856	else	858	else
857	*wd = EIO_INVALID_WD;	859	croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair");
858	}	860	}
859		861
860	*pathsv = newSVsv (path);	862	*pathsv = newSVsv (path);
861	ptr = SvPVbyte_nolen (pathsv);	863	ptr = SvPVbyte_nolen (pathsv);
862	}	864	}
…		…
887	req_set_path1 (req, fh_or_path);	889	req_set_path1 (req, fh_or_path);
888	break;	890	break;
889	}	891	}
890	}	892	}
891		893
		894	XS(boot_IO__AIO) ecb_cold;
		895
892	MODULE = IO::AIO PACKAGE = IO::AIO	896	MODULE = IO::AIO PACKAGE = IO::AIO
893		897
894	PROTOTYPES: ENABLE	898	PROTOTYPES: ENABLE
895		899
896	BOOT:	900	BOOT:
…		…
900	IV iv;	904	IV iv;
901	} *civ, const_iv[] = {	905	} *civ, const_iv[] = {
902	# define const_niv(name, value) { # name, (IV) value },	906	# define const_niv(name, value) { # name, (IV) value },
903	# define const_iv(name) { # name, (IV) name },	907	# define const_iv(name) { # name, (IV) name },
904	# define const_eio(name) { # name, (IV) EIO_ ## name },	908	# define const_eio(name) { # name, (IV) EIO_ ## name },
		909
		910	/* you have to re-run ./gendef0 after adding/Removing any constants here */
		911
		912	const_iv (ENOSYS)
905	const_iv (EXDEV)	913	const_iv (EXDEV)
906	const_iv (ENOSYS)	914	const_iv (EBADR)
		915
907	const_iv (O_RDONLY)	916	const_iv (O_RDONLY)
908	const_iv (O_WRONLY)	917	const_iv (O_WRONLY)
909	const_iv (O_RDWR)	918	const_iv (O_RDWR)
910	const_iv (O_CREAT)	919	const_iv (O_CREAT)
911	const_iv (O_TRUNC)	920	const_iv (O_TRUNC)
…		…
979	const_iv (MAP_LOCKED)	988	const_iv (MAP_LOCKED)
980	const_iv (MAP_NORESERVE)	989	const_iv (MAP_NORESERVE)
981	const_iv (MAP_POPULATE)	990	const_iv (MAP_POPULATE)
982	const_iv (MAP_NONBLOCK)	991	const_iv (MAP_NONBLOCK)
983		992
		993	const_iv (FIEMAP_FLAG_SYNC)
		994	const_iv (FIEMAP_FLAG_XATTR)
		995	const_iv (FIEMAP_FLAGS_COMPAT)
		996	const_iv (FIEMAP_EXTENT_LAST)
		997	const_iv (FIEMAP_EXTENT_UNKNOWN)
		998	const_iv (FIEMAP_EXTENT_DELALLOC)
		999	const_iv (FIEMAP_EXTENT_ENCODED)
		1000	const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED)
		1001	const_iv (FIEMAP_EXTENT_NOT_ALIGNED)
		1002	const_iv (FIEMAP_EXTENT_DATA_INLINE)
		1003	const_iv (FIEMAP_EXTENT_DATA_TAIL)
		1004	const_iv (FIEMAP_EXTENT_UNWRITTEN)
		1005	const_iv (FIEMAP_EXTENT_MERGED)
		1006	const_iv (FIEMAP_EXTENT_SHARED)
		1007
		1008	const_iv (SPLICE_F_MOVE)
		1009	const_iv (SPLICE_F_NONBLOCK)
		1010	const_iv (SPLICE_F_MORE)
		1011	const_iv (SPLICE_F_GIFT)
		1012
		1013	const_iv (SEEK_DATA)
		1014	const_iv (SEEK_HOLE)
		1015
		1016	/* libeio constants */
		1017	const_eio (SEEK_SET)
		1018	const_eio (SEEK_CUR)
		1019	const_eio (SEEK_END)
		1020
984	const_eio (MCL_FUTURE)	1021	const_eio (MCL_FUTURE)
985	const_eio (MCL_CURRENT)	1022	const_eio (MCL_CURRENT)
986		1023
987	const_eio (MS_ASYNC)	1024	const_eio (MS_ASYNC)
988	const_eio (MS_INVALIDATE)	1025	const_eio (MS_INVALIDATE)
…		…
993	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)	1030	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
994	const_eio (SYNC_FILE_RANGE_WRITE)	1031	const_eio (SYNC_FILE_RANGE_WRITE)
995	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)	1032	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
996		1033
997	const_eio (FALLOC_FL_KEEP_SIZE)	1034	const_eio (FALLOC_FL_KEEP_SIZE)
		1035	const_eio (FALLOC_FL_PUNCH_HOLE)
		1036	const_eio (FALLOC_FL_COLLAPSE_RANGE)
		1037	const_eio (FALLOC_FL_ZERO_RANGE)
998		1038
999	const_eio (READDIR_DENTS)	1039	const_eio (READDIR_DENTS)
1000	const_eio (READDIR_DIRS_FIRST)	1040	const_eio (READDIR_DIRS_FIRST)
1001	const_eio (READDIR_STAT_ORDER)	1041	const_eio (READDIR_STAT_ORDER)
1002	const_eio (READDIR_FOUND_UNKNOWN)	1042	const_eio (READDIR_FOUND_UNKNOWN)
…		…
1070	PROTOTYPE: $	1110	PROTOTYPE: $
1071	CODE:	1111	CODE:
1072	max_outstanding = maxreqs;	1112	max_outstanding = maxreqs;
1073		1113
1074	void	1114	void
1075	aio_wd (SV8 pathname, SV callback=&PL_sv_undef)	1115	aio_wd (SV8 pathname, SV callback = &PL_sv_undef)
1076	PPCODE:	1116	PPCODE:
1077	{	1117	{
1078	dREQ;	1118	dREQ;
1079		1119
1080	req->type = EIO_WD_OPEN;	1120	req->type = EIO_WD_OPEN;
…		…
1082		1122
1083	REQ_SEND;	1123	REQ_SEND;
1084	}	1124	}
1085		1125
1086	void	1126	void
1087	aio_open (SV8 pathname, int flags, int mode, SV callback=&PL_sv_undef)	1127	aio_open (SV8 pathname, int flags, int mode, SV callback = &PL_sv_undef)
1088	PPCODE:	1128	PPCODE:
1089	{	1129	{
1090	dREQ;	1130	dREQ;
1091		1131
1092	req->type = EIO_OPEN;	1132	req->type = EIO_OPEN;
…		…
1096		1136
1097	REQ_SEND;	1137	REQ_SEND;
1098	}	1138	}
1099		1139
1100	void	1140	void
1101	aio_fsync (SV fh, SV callback=&PL_sv_undef)	1141	aio_fsync (SV fh, SV callback = &PL_sv_undef)
1102	ALIAS:	1142	ALIAS:
1103	aio_fsync = EIO_FSYNC	1143	aio_fsync = EIO_FSYNC
1104	aio_fdatasync = EIO_FDATASYNC	1144	aio_fdatasync = EIO_FDATASYNC
1105	aio_syncfs = EIO_SYNCFS	1145	aio_syncfs = EIO_SYNCFS
1106	PPCODE:	1146	PPCODE:
1107	{	1147	{
1108	int fd = s_fileno_croak (fh, 0);	1148	int fd = s_fileno_croak (fh, 0);
1109	dREQ;	1149	dREQ;
1110		1150
1111	req->type = ix;	1151	req->type = ix;
1112	req->sv1 = newSVsv (fh);	1152	req->sv1 = newSVsv (fh);
1113	req->int1 = fd;	1153	req->int1 = fd;
1114		1154
1115	REQ_SEND (req);	1155	REQ_SEND;
1116	}	1156	}
1117		1157
1118	void	1158	void
1119	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)	1159	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback = &PL_sv_undef)
1120	PPCODE:	1160	PPCODE:
1121	{	1161	{
1122	int fd = s_fileno_croak (fh, 0);	1162	int fd = s_fileno_croak (fh, 0);
1123	dREQ;	1163	dREQ;
1124		1164
1125	req->type = EIO_SYNC_FILE_RANGE;	1165	req->type = EIO_SYNC_FILE_RANGE;
1126	req->sv1 = newSVsv (fh);	1166	req->sv1 = newSVsv (fh);
1127	req->int1 = fd;	1167	req->int1 = fd;
1128	req->offs = offset;	1168	req->offs = offset;
1129	req->size = nbytes;	1169	req->size = nbytes;
1130	req->int2 = flags;	1170	req->int2 = flags;
1131		1171
1132	REQ_SEND (req);	1172	REQ_SEND;
1133	}	1173	}
1134		1174
1135	void	1175	void
1136	aio_fallocate (SV fh, int mode, off_t offset, size_t len, SV callback=&PL_sv_undef)	1176	aio_allocate (SV fh, int mode, off_t offset, size_t len, SV callback = &PL_sv_undef)
1137	PPCODE:	1177	PPCODE:
1138	{	1178	{
1139	int fd = s_fileno_croak (fh, 0);	1179	int fd = s_fileno_croak (fh, 0);
1140	dREQ;	1180	dREQ;
1141		1181
1142	req->type = EIO_FALLOCATE;	1182	req->type = EIO_FALLOCATE;
1143	req->sv1 = newSVsv (fh);	1183	req->sv1 = newSVsv (fh);
1144	req->int1 = fd;	1184	req->int1 = fd;
1145	req->int2 = mode;	1185	req->int2 = mode;
1146	req->offs = offset;	1186	req->offs = offset;
1147	req->size = len;	1187	req->size = len;
1148		1188
1149	REQ_SEND (req);	1189	REQ_SEND;
1150	}	1190	}
1151		1191
1152	void	1192	void
1153	aio_close (SV fh, SV callback=&PL_sv_undef)	1193	aio_close (SV fh, SV callback = &PL_sv_undef)
1154	PPCODE:	1194	PPCODE:
1155	{	1195	{
1156	static int close_fd = -1; /* dummy fd to close fds via dup2 */	1196	static int close_fd = -1; /* dummy fd to close fds via dup2 */
1157	int fd = s_fileno_croak (fh, 0);	1197	int fd = s_fileno_croak (fh, 0);
1158	dREQ;	1198	dREQ;
1159		1199
1160	if (expect_false (close_fd < 0))	1200	if (expect_false (close_fd < 0))
1161	{	1201	{
1162	int pipefd [2];	1202	int pipefd [2];
…		…
1178	req->type = EIO_DUP2;	1218	req->type = EIO_DUP2;
1179	req->int1 = close_fd;	1219	req->int1 = close_fd;
1180	req->sv2 = newSVsv (fh);	1220	req->sv2 = newSVsv (fh);
1181	req->int2 = fd;	1221	req->int2 = fd;
1182		1222
1183	REQ_SEND (req);	1223	REQ_SEND;
1184	}	1224	}
1185		1225
1186	void	1226	void
		1227	aio_seek (SV fh, SV offset, int whence, SV *callback = &PL_sv_undef)
		1228	PPCODE:
		1229	{
		1230	int fd = s_fileno_croak (fh, 0);
		1231	dREQ;
		1232
		1233	req->type = EIO_SEEK;
		1234	req->sv1 = newSVsv (fh);
		1235	req->int1 = fd;
		1236	req->offs = SvVAL64 (offset);
		1237	req->int2 = whence;
		1238
		1239	REQ_SEND;
		1240	}
		1241
		1242	void
1187	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)	1243	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback = &PL_sv_undef)
1188	ALIAS:	1244	ALIAS:
1189	aio_read = EIO_READ	1245	aio_read = EIO_READ
1190	aio_write = EIO_WRITE	1246	aio_write = EIO_WRITE
1191	PPCODE:	1247	PPCODE:
1192	{	1248	{
…		…
1208	len = svlen - dataoffset;	1264	len = svlen - dataoffset;
1209	}	1265	}
1210	else	1266	else
1211	{	1267	{
1212	/* read: check type and grow scalar as necessary */	1268	/* read: check type and grow scalar as necessary */
1213	SvUPGRADE (data, SVt_PV);	1269	if (!SvPOK (data) \|\| SvLEN (data) >= SvCUR (data))
1214	svptr = SvGROW (data, len + dataoffset + 1);	1270	svptr = sv_grow (data, len + dataoffset + 1);
		1271	else if (SvCUR (data) < len + dataoffset)
		1272	croak ("length + dataoffset outside of scalar, and cannot grow");
1215	}	1273	}
1216		1274
1217	{	1275	{
1218	dREQ;	1276	dREQ;
1219		1277
…		…
1235	REQ_SEND;	1293	REQ_SEND;
1236	}	1294	}
1237	}	1295	}
1238		1296
1239	void	1297	void
1240	aio_readlink (SV8 pathname, SV callback=&PL_sv_undef)	1298	aio_readlink (SV8 pathname, SV callback = &PL_sv_undef)
1241	ALIAS:	1299	ALIAS:
1242	aio_readlink = EIO_READLINK	1300	aio_readlink = EIO_READLINK
1243	aio_realpath = EIO_REALPATH	1301	aio_realpath = EIO_REALPATH
1244	PPCODE:	1302	PPCODE:
1245	{	1303	{
…		…
1250		1308
1251	REQ_SEND;	1309	REQ_SEND;
1252	}	1310	}
1253		1311
1254	void	1312	void
1255	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)	1313	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef)
1256	PPCODE:	1314	PPCODE:
1257	{	1315	{
1258	int ifd = s_fileno_croak (in_fh , 0);	1316	int ifd = s_fileno_croak (in_fh , 0);
1259	int ofd = s_fileno_croak (out_fh, 1);	1317	int ofd = s_fileno_croak (out_fh, 1);
1260	dREQ;	1318	dREQ;
1261		1319
1262	req->type = EIO_SENDFILE;	1320	req->type = EIO_SENDFILE;
1263	req->sv1 = newSVsv (out_fh);	1321	req->sv1 = newSVsv (out_fh);
1264	req->int1 = ofd;	1322	req->int1 = ofd;
…		…
1269		1327
1270	REQ_SEND;	1328	REQ_SEND;
1271	}	1329	}
1272		1330
1273	void	1331	void
1274	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)	1332	aio_readahead (SV fh, off_t offset, size_t length, SV callback = &PL_sv_undef)
1275	PPCODE:	1333	PPCODE:
1276	{	1334	{
1277	int fd = s_fileno_croak (fh, 0);	1335	int fd = s_fileno_croak (fh, 0);
1278	dREQ;	1336	dREQ;
1279		1337
1280	req->type = EIO_READAHEAD;	1338	req->type = EIO_READAHEAD;
1281	req->sv1 = newSVsv (fh);	1339	req->sv1 = newSVsv (fh);
1282	req->int1 = fd;	1340	req->int1 = fd;
…		…
1285		1343
1286	REQ_SEND;	1344	REQ_SEND;
1287	}	1345	}
1288		1346
1289	void	1347	void
1290	aio_stat (SV8 fh_or_path, SV callback=&PL_sv_undef)	1348	aio_stat (SV8 fh_or_path, SV callback = &PL_sv_undef)
1291	ALIAS:	1349	ALIAS:
1292	aio_stat = EIO_STAT	1350	aio_stat = EIO_STAT
1293	aio_lstat = EIO_LSTAT	1351	aio_lstat = EIO_LSTAT
1294	aio_statvfs = EIO_STATVFS	1352	aio_statvfs = EIO_STATVFS
1295	PPCODE:	1353	PPCODE:
1296	{	1354	{
1297	dREQ;	1355	dREQ;
1298		1356
1299	req->sv1 = newSVsv (fh_or_path);
1300	req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);	1357	req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
		1358
1301	REQ_SEND;	1359	REQ_SEND;
1302	}	1360	}
1303		1361
1304	UV	1362	UV
1305	major (UV dev)	1363	major (UV dev)
…		…
1316	RETVAL = makedev (maj, min);	1374	RETVAL = makedev (maj, min);
1317	OUTPUT:	1375	OUTPUT:
1318	RETVAL	1376	RETVAL
1319		1377
1320	void	1378	void
1321	aio_utime (SV8 fh_or_path, SV atime, SV mtime, SV callback=&PL_sv_undef)	1379	aio_utime (SV8 fh_or_path, SV atime, SV mtime, SV callback = &PL_sv_undef)
1322	PPCODE:	1380	PPCODE:
1323	{	1381	{
1324	dREQ;	1382	dREQ;
1325		1383
1326	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;	1384	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
…		…
1329		1387
1330	REQ_SEND;	1388	REQ_SEND;
1331	}	1389	}
1332		1390
1333	void	1391	void
1334	aio_truncate (SV8 fh_or_path, SV offset, SV *callback=&PL_sv_undef)	1392	aio_truncate (SV8 fh_or_path, SV offset, SV *callback = &PL_sv_undef)
1335	PPCODE:	1393	PPCODE:
1336	{	1394	{
1337	dREQ;	1395	dREQ;
1338		1396
1339	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;	1397	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
…		…
1341		1399
1342	REQ_SEND;	1400	REQ_SEND;
1343	}	1401	}
1344		1402
1345	void	1403	void
1346	aio_chmod (SV8 fh_or_path, int mode, SV callback=&PL_sv_undef)	1404	aio_chmod (SV8 fh_or_path, int mode, SV callback = &PL_sv_undef)
1347	PPCODE:	1405	PPCODE:
1348	{	1406	{
1349	dREQ;	1407	dREQ;
1350		1408
1351	req->int2 = mode;	1409	req->int2 = mode;
…		…
1353		1411
1354	REQ_SEND;	1412	REQ_SEND;
1355	}	1413	}
1356		1414
1357	void	1415	void
1358	aio_chown (SV8 fh_or_path, SV uid, SV gid, SV callback=&PL_sv_undef)	1416	aio_chown (SV8 fh_or_path, SV uid, SV gid, SV callback = &PL_sv_undef)
1359	PPCODE:	1417	PPCODE:
1360	{	1418	{
1361	dREQ;	1419	dREQ;
1362		1420
1363	req->int2 = SvOK (uid) ? SvIV (uid) : -1;	1421	req->int2 = SvOK (uid) ? SvIV (uid) : -1;
…		…
1366		1424
1367	REQ_SEND;	1425	REQ_SEND;
1368	}	1426	}
1369		1427
1370	void	1428	void
1371	aio_readdirx (SV8 pathname, IV flags, SV callback=&PL_sv_undef)	1429	aio_readdirx (SV8 pathname, IV flags, SV callback = &PL_sv_undef)
1372	PPCODE:	1430	PPCODE:
1373	{	1431	{
1374	dREQ;	1432	dREQ;
1375		1433
1376	req->type = EIO_READDIR;	1434	req->type = EIO_READDIR;
…		…
1383		1441
1384	REQ_SEND;	1442	REQ_SEND;
1385	}	1443	}
1386		1444
1387	void	1445	void
1388	aio_mkdir (SV8 pathname, int mode, SV callback=&PL_sv_undef)	1446	aio_mkdir (SV8 pathname, int mode, SV callback = &PL_sv_undef)
1389	PPCODE:	1447	PPCODE:
1390	{	1448	{
1391	dREQ;	1449	dREQ;
1392		1450
1393	req->type = EIO_MKDIR;	1451	req->type = EIO_MKDIR;
…		…
1396		1454
1397	REQ_SEND;	1455	REQ_SEND;
1398	}	1456	}
1399		1457
1400	void	1458	void
1401	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)	1459	aio_unlink (SV8 pathname, SV callback = &PL_sv_undef)
1402	ALIAS:	1460	ALIAS:
1403	aio_unlink = EIO_UNLINK	1461	aio_unlink = EIO_UNLINK
1404	aio_rmdir = EIO_RMDIR	1462	aio_rmdir = EIO_RMDIR
1405	aio_readdir = EIO_READDIR	1463	aio_readdir = EIO_READDIR
1406	PPCODE:	1464	PPCODE:
…		…
1412		1470
1413	REQ_SEND;	1471	REQ_SEND;
1414	}	1472	}
1415		1473
1416	void	1474	void
1417	aio_link (SV8 oldpath, SV8 newpath, SV *callback=&PL_sv_undef)	1475	aio_link (SV8 oldpath, SV8 newpath, SV *callback = &PL_sv_undef)
1418	ALIAS:	1476	ALIAS:
1419	aio_link = EIO_LINK	1477	aio_link = EIO_LINK
1420	aio_symlink = EIO_SYMLINK	1478	aio_symlink = EIO_SYMLINK
1421	aio_rename = EIO_RENAME	1479	aio_rename = EIO_RENAME
1422	PPCODE:	1480	PPCODE:
1423	{	1481	{
		1482	eio_wd wd2 = 0;
1424	dREQ;	1483	dREQ;
1425	eio_wd wd2 = 0;
1426		1484
1427	req->type = ix;	1485	req->type = ix;
1428	req_set_path1 (req, oldpath);	1486	req_set_path1 (req, oldpath);
1429	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);	1487	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1430	req->int3 = (long)wd2;	1488	req->int3 = (long)wd2;
1431		1489
1432	REQ_SEND;	1490	REQ_SEND;
1433	}	1491	}
1434		1492
1435	void	1493	void
1436	aio_mknod (SV8 pathname, int mode, UV dev, SV callback=&PL_sv_undef)	1494	aio_mknod (SV8 pathname, int mode, UV dev, SV callback = &PL_sv_undef)
1437	PPCODE:	1495	PPCODE:
1438	{	1496	{
1439	dREQ;	1497	dREQ;
1440		1498
1441	req->type = EIO_MKNOD;	1499	req->type = EIO_MKNOD;
…		…
1445		1503
1446	REQ_SEND;	1504	REQ_SEND;
1447	}	1505	}
1448		1506
1449	void	1507	void
1450	aio_mtouch (SV8 data, IV offset = 0, SV length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)	1508	aio_mtouch (SV8 data, IV offset = 0, SV length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef)
1451	ALIAS:	1509	ALIAS:
1452	aio_mtouch = EIO_MTOUCH	1510	aio_mtouch = EIO_MTOUCH
1453	aio_msync = EIO_MSYNC	1511	aio_msync = EIO_MSYNC
1454	PPCODE:	1512	PPCODE:
1455	{	1513	{
…		…
1478	REQ_SEND;	1536	REQ_SEND;
1479	}	1537	}
1480	}	1538	}
1481		1539
1482	void	1540	void
1483	aio_mlock (SV8 data, IV offset = 0, SV length = &PL_sv_undef, SV *callback=&PL_sv_undef)	1541	aio_mlock (SV8 data, IV offset = 0, SV length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1484	PPCODE:	1542	PPCODE:
1485	{	1543	{
1486	STRLEN svlen;	1544	STRLEN svlen;
1487	char *svptr = SvPVbyte (data, svlen);	1545	char *svptr = SvPVbyte (data, svlen);
1488	UV len = SvUV (length);	1546	UV len = SvUV (length);
…		…
1507	REQ_SEND;	1565	REQ_SEND;
1508	}	1566	}
1509	}	1567	}
1510		1568
1511	void	1569	void
1512	aio_mlockall (IV flags, SV *callback=&PL_sv_undef)	1570	aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1513	PPCODE:	1571	PPCODE:
1514	{	1572	{
1515	dREQ;	1573	dREQ;
1516		1574
1517	req->type = EIO_MLOCKALL;	1575	req->type = EIO_MLOCKALL;
…		…
1519		1577
1520	REQ_SEND;	1578	REQ_SEND;
1521	}	1579	}
1522		1580
1523	void	1581	void
		1582	aio_fiemap (SV fh, off_t start, SV length, U32 flags, SV count, SV callback = &PL_sv_undef)
		1583	PPCODE:
		1584	{
		1585	int fd = s_fileno_croak (fh, 0);
		1586	dREQ;
		1587
		1588	req->type = EIO_CUSTOM;
		1589	req->sv1 = newSVsv (fh);
		1590	req->int1 = fd;
		1591
		1592	req->feed = fiemap;
		1593	#if HAVE_FIEMAP
		1594	/* keep our fingers crossed that the next two types are 64 bit */
		1595	req->offs = start;
		1596	req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL;
		1597	req->int2 = flags;
		1598	req->int3 = SvOK (count) ? SvIV (count) : -1;
		1599	#endif
		1600
		1601	REQ_SEND;
		1602	}
		1603
		1604	void
1524	aio_busy (double delay, SV *callback=&PL_sv_undef)	1605	aio_busy (double delay, SV *callback = &PL_sv_undef)
1525	PPCODE:	1606	PPCODE:
1526	{	1607	{
1527	dREQ;	1608	dREQ;
1528		1609
1529	req->type = EIO_BUSY;	1610	req->type = EIO_BUSY;
…		…
1531		1612
1532	REQ_SEND;	1613	REQ_SEND;
1533	}	1614	}
1534		1615
1535	void	1616	void
1536	aio_group (SV *callback=&PL_sv_undef)	1617	aio_group (SV *callback = &PL_sv_undef)
1537	PPCODE:	1618	PPCODE:
1538	{	1619	{
1539	dREQ;	1620	dREQ;
1540		1621
1541	req->type = EIO_GROUP;	1622	req->type = EIO_GROUP;
1542		1623
		1624	PUTBACK;
1543	req_submit (req);	1625	req_submit (req);
		1626	SPAGAIN;
		1627
1544	XPUSHs (req_sv (req, aio_grp_stash));	1628	XPUSHs (req_sv (req, aio_grp_stash));
1545	}	1629	}
1546		1630
1547	void	1631	void
1548	aio_nop (SV *callback=&PL_sv_undef)	1632	aio_nop (SV *callback = &PL_sv_undef)
1549	ALIAS:	1633	ALIAS:
1550	aio_nop = EIO_NOP	1634	aio_nop = EIO_NOP
1551	aio_sync = EIO_SYNC	1635	aio_sync = EIO_SYNC
1552	PPCODE:	1636	PPCODE:
1553	{	1637	{
…		…
1557		1641
1558	REQ_SEND;	1642	REQ_SEND;
1559	}	1643	}
1560		1644
1561	int	1645	int
1562	aioreq_pri (int pri = 0)	1646	aioreq_pri (int pri = NO_INIT)
1563	CODE:	1647	CODE:
1564	RETVAL = next_pri;	1648	RETVAL = next_pri;
1565	if (items > 0)	1649	if (items > 0)
1566	{	1650	{
1567	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;	1651	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
…		…
1657	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);	1741	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1658	OUTPUT:	1742	OUTPUT:
1659	RETVAL	1743	RETVAL
1660		1744
1661	void	1745	void
1662	mmap (SV scalar, size_t length, int prot, int flags, SV fh, off_t offset = 0)	1746	mmap (SV scalar, STRLEN length, int prot, int flags, SV fh = &PL_sv_undef, off_t offset = 0)
1663	PPCODE:	1747	PPCODE:
1664	sv_unmagic (scalar, MMAP_MAGIC);	1748	sv_unmagic (scalar, MMAP_MAGIC);
1665	{	1749	{
1666	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;	1750	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1667	void addr = (void )mmap (0, length, prot, flags, fd, offset);	1751	void addr = (void )mmap (0, length, prot, flags, fd, offset);
…		…
1694	munmap (SV *scalar)	1778	munmap (SV *scalar)
1695	CODE:	1779	CODE:
1696	sv_unmagic (scalar, MMAP_MAGIC);	1780	sv_unmagic (scalar, MMAP_MAGIC);
1697		1781
1698	int	1782	int
1699	madvise (SV scalar, off_t offset = 0, SV length = &PL_sv_undef, IV advice_or_prot)	1783	madvise (SV scalar, STRLEN offset = 0, SV length = &PL_sv_undef, IV advice_or_prot)
1700	ALIAS:	1784	ALIAS:
1701	mprotect = 1	1785	mprotect = 1
1702	CODE:	1786	CODE:
1703	{	1787	{
1704	STRLEN svlen;	1788	STRLEN svlen;
1705	void *addr = SvPVbyte (scalar, svlen);	1789	void *addr = SvPVbyte (scalar, svlen);
1706	size_t len = SvUV (length);	1790	STRLEN len = SvUV (length);
1707		1791
1708	if (offset < 0)	1792	if (offset < 0)
1709	offset += svlen;	1793	offset += svlen;
1710		1794
1711	if (offset < 0 \|\| offset > svlen)	1795	if (offset < 0 \|\| offset > svlen)
…		…
1725	}	1809	}
1726	OUTPUT:	1810	OUTPUT:
1727	RETVAL	1811	RETVAL
1728		1812
1729	int	1813	int
1730	munlock (SV scalar, off_t offset = 0, SV length = &PL_sv_undef)	1814	munlock (SV scalar, STRLEN offset = 0, SV length = &PL_sv_undef)
1731	CODE:	1815	CODE:
1732	{	1816	{
1733	STRLEN svlen;	1817	STRLEN svlen;
1734	void *addr = SvPVbyte (scalar, svlen);	1818	void *addr = SvPVbyte (scalar, svlen);
1735	size_t len = SvUV (length);	1819	size_t len = SvUV (length);
1736		1820
1737	if (offset < 0)	1821	if (offset < 0)
1738	offset += svlen;	1822	offset += svlen;
1739		1823
…		…
1746	addr = (void *)(((intptr_t)addr) + offset);	1830	addr = (void *)(((intptr_t)addr) + offset);
1747	eio_page_align (&addr, &len);	1831	eio_page_align (&addr, &len);
1748	#if _POSIX_MEMLOCK_RANGE	1832	#if _POSIX_MEMLOCK_RANGE
1749	RETVAL = munlock (addr, len);	1833	RETVAL = munlock (addr, len);
1750	#else	1834	#else
1751	RETVAL = ((errno = ENOSYS), -1);	1835	RETVAL = EIO_ENOSYS ();
1752	#endif	1836	#endif
1753	}	1837	}
1754	OUTPUT:	1838	OUTPUT:
1755	RETVAL	1839	RETVAL
1756		1840
…		…
1758	munlockall ()	1842	munlockall ()
1759	CODE:	1843	CODE:
1760	#if _POSIX_MEMLOCK	1844	#if _POSIX_MEMLOCK
1761	munlockall ();	1845	munlockall ();
1762	#else	1846	#else
1763	RETVAL = -1;	1847	RETVAL = EIO_ENOSYS ();
1764	errno = ENOSYS;
1765	#endif	1848	#endif
1766	OUTPUT:	1849	OUTPUT:
1767	RETVAL	1850	RETVAL
		1851
		1852	int
		1853	splice (aio_rfd rfh, SV off_in, aio_wfd wfh, SV off_out, size_t length, unsigned int flags)
		1854	CODE:
		1855	{
		1856	#if HAVE_LINUX_SPLICE
		1857	loff_t off_in_, off_out_;
		1858	RETVAL = splice (
		1859	rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0,
		1860	wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0,
		1861	length, flags
		1862	);
		1863	#else
		1864	RETVAL = EIO_ENOSYS ();
		1865	#endif
		1866	}
		1867	OUTPUT:
		1868	RETVAL
		1869
		1870	int
		1871	tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
		1872	CODE:
		1873	#if HAVE_LINUX_SPLICE
		1874	RETVAL = tee (rfh, wfh, length, flags);
		1875	#else
		1876	RETVAL = EIO_ENOSYS ();
		1877	#endif
		1878	OUTPUT:
		1879	RETVAL
		1880
		1881	int
		1882	pipesize (aio_rfd rfh, int new_size = -1)
		1883	PROTOTYPE: $;$
		1884	CODE:
		1885	#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
		1886	if (new_size >= 0)
		1887	RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
		1888	else
		1889	RETVAL = fcntl (rfh, F_GETPIPE_SZ);
		1890	#else
		1891	errno = ENOSYS;
		1892	RETVAL = -1;
		1893	#endif
		1894	OUTPUT:
		1895	RETVAL
		1896
		1897	void
		1898	pipe2 (int flags = 0)
		1899	PROTOTYPE: ;$
		1900	PPCODE:
		1901	{
		1902	int fd[2];
		1903	int res;
		1904
		1905	if (flags)
		1906	#if HAVE_PIPE2
		1907	res = pipe2 (fd, flags);
		1908	#else
		1909	res = (errno = ENOSYS, -1);
		1910	#endif
		1911	else
		1912	res = pipe (fd);
		1913
		1914	if (!res)
		1915	{
		1916	EXTEND (SP, 2);
		1917	PUSHs (newmortalFH (fd[0], O_RDONLY));
		1918	PUSHs (newmortalFH (fd[1], O_WRONLY));
		1919	}
		1920	}
1768		1921
1769	void _on_next_submit (SV *cb)	1922	void _on_next_submit (SV *cb)
1770	CODE:	1923	CODE:
1771	SvREFCNT_dec (on_next_submit);	1924	SvREFCNT_dec (on_next_submit);
1772	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;	1925	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
…		…
1785	DESTROY (SV *self)	1938	DESTROY (SV *self)
1786	CODE:	1939	CODE:
1787	{	1940	{
1788	aio_wd wd = SvAIO_WD (self);	1941	aio_wd wd = SvAIO_WD (self);
1789	#if HAVE_AT	1942	#if HAVE_AT
		1943	{
1790	SV *callback = &PL_sv_undef;	1944	SV *callback = &PL_sv_undef;
1791	dREQ; /* clobbers next_pri :/ */	1945	dREQ; /* clobbers next_pri :/ */
		1946	next_pri = req->pri; /* restore next_pri */
		1947	req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */
1792	req->type = EIO_WD_CLOSE;	1948	req->type = EIO_WD_CLOSE;
1793	req->wd = wd;	1949	req->wd = wd;
1794	REQ_SEND;	1950	REQ_SEND;
		1951	}
1795	#else	1952	#else
1796	eio_wd_close_sync (wd);	1953	eio_wd_close_sync (wd);
1797	#endif	1954	#endif
1798	}	1955	}
1799		1956
…		…
1803	cancel (aio_req_ornot req)	1960	cancel (aio_req_ornot req)
1804	CODE:	1961	CODE:
1805	eio_cancel (req);	1962	eio_cancel (req);
1806		1963
1807	void	1964	void
1808	cb (aio_req_ornot req, SV *callback=&PL_sv_undef)	1965	cb (aio_req_ornot req, SV *callback = NO_INIT)
1809	PPCODE:	1966	PPCODE:
1810	{	1967	{
1811	if (GIMME_V != G_VOID)	1968	if (GIMME_V != G_VOID)
1812	XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);	1969	XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1813		1970
1814	if (items > 1)	1971	if (items > 1)
1815	{	1972	{
1816	SV *cb_cv =get_cb (callback);	1973	SV *cb_cv = get_cb (callback);
1817		1974
1818	SvREFCNT_dec (req->callback);	1975	SvREFCNT_dec (req->callback);
1819	req->callback = SvREFCNT_inc (cb_cv);	1976	req->callback = SvREFCNT_inc (cb_cv);
1820	}	1977	}
1821	}	1978	}
…		…
1878	limit (aio_req grp, int limit)	2035	limit (aio_req grp, int limit)
1879	CODE:	2036	CODE:
1880	eio_grp_limit (grp, limit);	2037	eio_grp_limit (grp, limit);
1881		2038
1882	void	2039	void
1883	feed (aio_req grp, SV *callback=&PL_sv_undef)	2040	feed (aio_req grp, SV *callback = &PL_sv_undef)
1884	CODE:	2041	CODE:
1885	{	2042	{
1886	SvREFCNT_dec (grp->sv2);	2043	SvREFCNT_dec (grp->sv2);
1887	grp->sv2 = newSVsv (callback);	2044	grp->sv2 = newSVsv (callback);
1888	grp->feed = aio_grp_feed;	2045	grp->feed = aio_grp_feed;

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Comparing IO-AIO/AIO.xs (file contents): Revision 1.201 by root, Thu Sep 29 09:57:12 2011 UTC vs. Revision 1.233 by root, Thu Jun 25 13:34:28 2015 UTC

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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.201 by root, Thu Sep 29 09:57:12 2011 UTC vs.
Revision 1.233 by root, Thu Jun 25 13:34:28 2015 UTC