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

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.209 by root, Sun Apr 1 17:46:02 2012 UTC vs.
Revision 1.236 by root, Thu Jun 25 17:40:24 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
…		…
77		90
78	#define EIO_STRUCT_STAT Stat_t	91	#define EIO_STRUCT_STAT Stat_t
79		92
80	#endif	93	#endif
81		94
82	/* use NV for 32 bit perls as it allows larger offsets */
83	#if IVSIZE >= 8
84	# define VAL64 IV
85	# define SvVAL64 SvIV
86	# define newSVval64 newSViv
87	#else
88	# define VAL64 NV
89	# define SvVAL64 SvNV
90	# define newSVval64 newSVnv
91	#endif
92
93	/*****************************************************************************/	95	/*****************************************************************************/
94		96
95	#if __GNUC__ >= 3	97	#if __GNUC__ >= 3
96	# define expect(expr,value) __builtin_expect ((expr),(value))	98	# define expect(expr,value) __builtin_expect ((expr),(value))
97	#else	99	#else
…		…
126	static void req_destroy (eio_req *grp);	128	static void req_destroy (eio_req *grp);
127	#define EIO_DESTROY(req) req_destroy (req)	129	#define EIO_DESTROY(req) req_destroy (req)
128		130
129	#include "libeio/eio.c"	131	#include "libeio/eio.c"
130		132
131	/* Linux/others */
132	#ifndef O_ASYNC
133	# define O_ASYNC 0
134	#endif
135	#ifndef O_DIRECT
136	# define O_DIRECT 0
137	#endif
138	#ifndef O_NOATIME
139	# define O_NOATIME 0
140	#endif
141
142	/* POSIX */
143	#ifndef O_CLOEXEC
144	# define O_CLOEXEC 0
145	#endif
146	#ifndef O_NOFOLLOW
147	# define O_NOFOLLOW 0
148	#endif
149	#ifndef O_NOCTTY
150	# define O_NOCTTY 0
151	#endif
152	#ifndef O_NONBLOCK
153	# define O_NONBLOCK 0
154	#endif
155	#ifndef O_EXEC
156	# define O_EXEC 0
157	#endif
158	#ifndef O_SEARCH
159	# define O_SEARCH 0
160	#endif
161	#ifndef O_DIRECTORY
162	# define O_DIRECTORY 0
163	#endif
164	#ifndef O_DSYNC
165	# define O_DSYNC 0
166	#endif
167	#ifndef O_RSYNC
168	# define O_RSYNC 0
169	#endif
170	#ifndef O_SYNC
171	# define O_SYNC 0
172	#endif
173	#ifndef O_TTY_INIT
174	# define O_TTY_INIT 0
175	#endif
176
177	#ifndef POSIX_FADV_NORMAL
178	# define POSIX_FADV_NORMAL 0
179	#endif
180	#ifndef POSIX_FADV_SEQUENTIAL
181	# define POSIX_FADV_SEQUENTIAL 0
182	#endif
183	#ifndef POSIX_FADV_RANDOM
184	# define POSIX_FADV_RANDOM 0
185	#endif
186	#ifndef POSIX_FADV_NOREUSE
187	# define POSIX_FADV_NOREUSE 0
188	#endif
189	#ifndef POSIX_FADV_WILLNEED
190	# define POSIX_FADV_WILLNEED 0
191	#endif
192	#ifndef POSIX_FADV_DONTNEED
193	# define POSIX_FADV_DONTNEED 0
194	#endif
195
196	#if !HAVE_POSIX_FADVISE	133	#if !HAVE_POSIX_FADVISE
197	# 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 */
198	#endif	135	#endif
199		136
200	#ifndef POSIX_MADV_NORMAL
201	# define POSIX_MADV_NORMAL 0
202	#endif
203	#ifndef POSIX_MADV_SEQUENTIAL
204	# define POSIX_MADV_SEQUENTIAL 0
205	#endif
206	#ifndef POSIX_MADV_RANDOM
207	# define POSIX_MADV_RANDOM 0
208	#endif
209	#ifndef POSIX_MADV_WILLNEED
210	# define POSIX_MADV_WILLNEED 0
211	#endif
212	#ifndef POSIX_MADV_DONTNEED
213	# define POSIX_MADV_DONTNEED 0
214	#endif
215
216	#if !HAVE_POSIX_MADVISE	137	#if !HAVE_POSIX_MADVISE
217	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */	138	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */
218	#endif
219
220	#ifndef PROT_NONE
221	# define PROT_NONE 0
222	#endif
223	#ifndef PROT_READ
224	# define PROT_READ 0
225	#endif
226	#ifndef PROT_WRITE
227	# define PROT_READ 0
228	#endif
229	#ifndef PROT_EXEC
230	# define PROT_EXEC 0
231	#endif
232
233	#ifndef ST_RDONLY
234	# define ST_RDONLY 0
235	#endif
236	#ifndef ST_NOSUID
237	# define ST_NOSUID 0
238	#endif
239	#ifndef ST_NODEV
240	# define ST_NODEV 0
241	#endif
242	#ifndef ST_NOEXEC
243	# define ST_NOEXEC 0
244	#endif
245	#ifndef ST_SYNCHRONOUS
246	# define ST_SYNCHRONOUS 0
247	#endif
248	#ifndef ST_MANDLOCK
249	# define ST_MANDLOCK 0
250	#endif
251	#ifndef ST_WRITE
252	# define ST_WRITE 0
253	#endif
254	#ifndef ST_APPEND
255	# define ST_APPEND 0
256	#endif
257	#ifndef ST_IMMUTABLE
258	# define ST_IMMUTABLE 0
259	#endif
260	#ifndef ST_NOATIME
261	# define ST_NOATIME 0
262	#endif
263	#ifndef ST_NODIRATIME
264	# define ST_NODIRATIME 0
265	#endif
266	#ifndef ST_RELATIME
267	# define ST_RELATIME 0
268	#endif
269
270	#ifndef S_IFIFO
271	# define S_IFIFO 0
272	#endif
273	#ifndef S_IFCHR
274	# define S_IFCHR 0
275	#endif
276	#ifndef S_IFBLK
277	# define S_IFBLK 0
278	#endif
279	#ifndef S_IFLNK
280	# define S_IFLNK 0
281	#endif
282	#ifndef S_IFREG
283	# define S_IFREG 0
284	#endif
285	#ifndef S_IFDIR
286	# define S_IFDIR 0
287	#endif
288	#ifndef S_IFWHT
289	# define S_IFWHT 0
290	#endif
291	#ifndef S_IFSOCK
292	# define S_IFSOCK 0
293	#endif	139	#endif
294		140
295	#ifndef MAP_ANONYMOUS	141	#ifndef MAP_ANONYMOUS
296	# ifdef MAP_ANON	142	# ifdef MAP_ANON
297	# define MAP_ANONYMOUS MAP_ANON	143	# define MAP_ANONYMOUS MAP_ANON
298	# else	144	# else
299	# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */	145	# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
300	# endif	146	# endif
301	#endif	147	#endif
302	#ifndef MAP_HUGETLB	148
303	# define MAP_HUGETLB 0	149	/* defines all sorts of constants to 0 unless they are already defined */
304	#endif	150	/* also provides const_iv_ and const_niv_ macros for them */
305	#ifndef MAP_LOCKED	151	#include "def0.h"
306	# define MAP_LOCKED 0
307	#endif
308	#ifndef MAP_NORESERVE
309	# define MAP_NORESERVE 0
310	#endif
311	#ifndef MAP_POPULATE
312	# define MAP_POPULATE 0
313	#endif
314	#ifndef MAP_NONBLOCK
315	# define MAP_NONBLOCK 0
316	#endif
317		152
318	#ifndef makedev	153	#ifndef makedev
319	# define makedev(maj,min) (((maj) << 8) \| (min))	154	# define makedev(maj,min) (((maj) << 8) \| (min))
320	#endif	155	#endif
321	#ifndef major	156	#ifndef major
…		…
323	#endif	158	#endif
324	#ifndef minor	159	#ifndef minor
325	# define minor(dev) ((dev) & 0xff)	160	# define minor(dev) ((dev) & 0xff)
326	#endif	161	#endif
327		162
328	#ifndef PAGESIZE	163	#if PAGESIZE <= 0
329	# define PAGESIZE sysconf (_SC_PAGESIZE)	164	# define PAGESIZE sysconf (_SC_PAGESIZE)
330	#endif	165	#endif
		166
		167	/*****************************************************************************/
		168
		169	static void
		170	fiemap (eio_req *req)
		171	{
		172	req->result = -1;
		173
		174	#if HAVE_FIEMAP
		175	/* assume some c99 */
		176	struct fiemap *fiemap = 0;
		177	size_t end_offset;
		178	int count = req->int3;
		179
		180	req->flags \|= EIO_FLAG_PTR1_FREE;
		181
		182	/* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */
		183	/* increase in 3.5kb steps */
		184	if (count < 0)
		185	count = 8;
		186
		187	fiemap = malloc (sizeof (fiemap) + sizeof (struct fiemap_extent) count);
		188	errno = ENOMEM;
		189	if (!fiemap)
		190	return;
		191
		192	req->ptr1 = fiemap;
		193
		194	fiemap->fm_start = req->offs;
		195	fiemap->fm_length = req->size;
		196	fiemap->fm_flags = req->int2;
		197	fiemap->fm_extent_count = count;
		198
		199	if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0)
		200	return;
		201
		202	if (req->int3 >= 0 /* not autosizing */
		203	\|\| !fiemap->fm_mapped_extents /* no more extents */
		204	\|\| fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */)
		205	goto done;
		206
		207	/* else we have to loop -
		208	* it would be tempting (actually I tried that first) to just query the
		209	* number of extents needed, but linux often feels like not returning all
		210	* extents, without telling us it left any out. this complicates
		211	* this quite a bit.
		212	*/
		213
		214	end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start);
		215
		216	for (;;)
		217	{
		218	/* we go in 54 extent steps - 3kb, in the hope that this fits nicely on the eio stack (normally 16+ kb) */
		219	char scratch[3072];
		220	struct fiemap incmap = (struct fiemap )scratch;
		221
		222	incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical
		223	+ fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length;
		224	incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start);
		225	incmap->fm_flags = fiemap->fm_flags;
		226	incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent);
		227
		228	if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0)
		229	return;
		230
		231	if (!incmap->fm_mapped_extents)
		232	goto done;
		233
		234	count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents;
		235	fiemap = realloc (fiemap, sizeof (fiemap) + sizeof (struct fiemap_extent) count);
		236	errno = ENOMEM;
		237	if (!fiemap)
		238	return;
		239
		240	req->ptr1 = fiemap;
		241
		242	for (count = 0; count < incmap->fm_mapped_extents; ++count)
		243	{
		244	struct fiemap_extent *e = incmap->fm_extents + count;
		245
		246	if (e->fe_logical + e->fe_length >= end_offset)
		247	goto done;
		248
		249	fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
		250
		251	if (e->fe_flags & FIEMAP_EXTENT_LAST)
		252	goto done;
		253
		254	}
		255	}
		256
		257	done:
		258	req->result = 0;
		259
		260	#else
		261	errno = ENOSYS;
		262	#endif
		263	}
		264
		265	/*****************************************************************************/
331		266
332	enum {	267	enum {
333	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */	268	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
334	};	269	};
335		270
…		…
374	}	309	}
375		310
376	static SV *	311	static SV *
377	newSVaio_wd (aio_wd wd)	312	newSVaio_wd (aio_wd wd)
378	{	313	{
379	return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash);	314	return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
380	}	315	}
381		316
382	static aio_req	317	static aio_req
383	SvAIO_REQ (SV *sv)	318	SvAIO_REQ (SV *sv)
384	{	319	{
…		…
403	\|\| SvTYPE (SvRV (sv)) != SVt_PVMG	338	\|\| SvTYPE (SvRV (sv)) != SVt_PVMG
404	\|\| SvSTASH (SvRV (sv)) != aio_wd_stash)	339	\|\| SvSTASH (SvRV (sv)) != aio_wd_stash)
405	croak ("IO::AIO: expected a working directory object as returned by aio_wd");	340	croak ("IO::AIO: expected a working directory object as returned by aio_wd");
406		341
407	return (aio_wd)(long)SvIVX (SvRV (sv));	342	return (aio_wd)(long)SvIVX (SvRV (sv));
		343	}
		344
		345	static SV *
		346	newmortalFH (int fd, int flags)
		347	{
		348	if (fd < 0)
		349	return &PL_sv_undef;
		350
		351	GV gv = (GV )sv_newmortal ();
		352	char sym[64];
		353	int symlen;
		354
		355	symlen = snprintf (sym, sizeof (sym), "fd#%d", fd);
		356	gv_init (gv, aio_stash, sym, symlen, 0);
		357
		358	symlen = snprintf (
		359	sym,
		360	sizeof (sym),
		361	"%s&=%d",
		362	flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
		363	fd
		364	);
		365
		366	return do_open (gv, sym, symlen, 0, 0, 0, 0)
		367	? (SV *)gv : &PL_sv_undef;
408	}	368	}
409		369
410	static void	370	static void
411	aio_grp_feed (aio_req grp)	371	aio_grp_feed (aio_req grp)
412	{	372	{
…		…
540	XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 \| EIO_READDIR_CUSTOM2))));	500	XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 \| EIO_READDIR_CUSTOM2))));
541	}	501	}
542	break;	502	break;
543		503
544	case EIO_OPEN:	504	case EIO_OPEN:
545	{	505	PUSHs (newmortalFH (req->result, req->int1 & (O_RDONLY \| O_WRONLY \| O_RDWR)));
546	/* convert fd to fh */
547	SV *fh = &PL_sv_undef;
548
549	if (req->result >= 0)
550	{
551	GV gv = (GV )sv_newmortal ();
552	int flags = req->int1 & (O_RDONLY \| O_WRONLY \| O_RDWR);
553	char sym [64];
554	int symlen;
555
556	symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result);
557	gv_init (gv, aio_stash, sym, symlen, 0);
558
559	symlen = snprintf (
560	sym,
561	sizeof (sym),
562	"%s&=%d",
563	flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<",
564	(int)req->result
565	);
566
567	if (do_open (gv, sym, symlen, 0, 0, 0, 0))
568	fh = (SV *)gv;
569	}
570
571	PUSHs (fh);
572	}
573	break;	506	break;
574		507
575	case EIO_STATVFS:	508	case EIO_STATVFS:
576	case EIO_FSTATVFS:	509	case EIO_FSTATVFS:
577	{	510	{
…		…
580	#ifndef _WIN32	513	#ifndef _WIN32
581	if (req->result >= 0)	514	if (req->result >= 0)
582	{	515	{
583	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);	516	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
584	HV *hv = newHV ();	517	HV *hv = newHV ();
		518	/* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom
		519	* chooses to make it a struct.
		520	*/
		521	unsigned long fsid = 0;
		522	memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid));
585		523
586	rv = sv_2mortal (newRV_noinc ((SV *)hv));	524	rv = sv_2mortal (newRV_noinc ((SV *)hv));
587		525
588	hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);	526	hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);
589	hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);	527	hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);
…		…
591	hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);	529	hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);
592	hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);	530	hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);
593	hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);	531	hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);
594	hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);	532	hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);
595	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);	533	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
596	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);	534	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
597	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);	535	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
598	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);	536	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
599	}	537	}
600	#endif	538	#endif
601		539
…		…
652	SvSETMAGIC (req->sv2);	590	SvSETMAGIC (req->sv2);
653	PUSHs (sv_result);	591	PUSHs (sv_result);
654	}	592	}
655	break;	593	break;
656		594
		595	case EIO_CUSTOM:
		596	if (req->feed == fiemap)
		597	{
		598	#if HAVE_FIEMAP
		599	if (!req->result)
		600	{
		601	struct fiemap fiemap = (struct fiemap )req->ptr1;
		602
		603	if (fiemap->fm_extent_count)
		604	{
		605	AV *av = newAV ();
		606	int i;
		607
		608	while (fiemap->fm_mapped_extents)
		609	{
		610	struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents];
		611	AV *ext_av = newAV ();
		612
		613	av_store (ext_av, 3, newSVuv (extent->fe_flags));
		614	av_store (ext_av, 2, newSVval64 (extent->fe_length));
		615	av_store (ext_av, 1, newSVval64 (extent->fe_physical));
		616	av_store (ext_av, 0, newSVval64 (extent->fe_logical));
		617
		618	av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av));
		619	}
		620
		621	PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		622	}
		623	else
		624	{
		625	SvIV_set (sv_result, fiemap->fm_mapped_extents);
		626	PUSHs (sv_result);
		627	}
		628	}
		629	#endif
		630	}
		631	else
		632	PUSHs (sv_result);
		633	break;
		634
657	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */	635	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
658	if (req->result > 0)	636	if (req->result > 0)
659	SvIV_set (sv_result, 0);	637	SvIV_set (sv_result, 0);
660	/* FALLTHROUGH */	638	/* FALLTHROUGH */
661		639
…		…
727	while (eio_nreqs ())	705	while (eio_nreqs ())
728	{	706	{
729	int size;	707	int size;
730		708
731	X_LOCK (reslock);	709	X_LOCK (reslock);
732	size = res_queue.size;	710	size = EIO_POOL->res_queue.size;
733	X_UNLOCK (reslock);	711	X_UNLOCK (reslock);
734		712
735	if (size)	713	if (size)
736	return;	714	return;
737		715
738	etp_maybe_start_thread ();	716	etp_maybe_start_thread (EIO_POOL);
739		717
740	s_epipe_wait (&respipe);	718	s_epipe_wait (&respipe);
741	}	719	}
742	}	720	}
743		721
…		…
768	}	746	}
769		747
770	/*****************************************************************************/	748	/*****************************************************************************/
771		749
772	#if !_POSIX_MAPPED_FILES	750	#if !_POSIX_MAPPED_FILES
773	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)	751	# define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS ()
774	# define munmap(addr,length) (errno = ENOSYS, -1)	752	# define munmap(addr,length) EIO_ENOSYS ()
775	#endif	753	#endif
776		754
777	#if !_POSIX_MEMORY_PROTECTION	755	#if !_POSIX_MEMORY_PROTECTION
778	# define mprotect(addr,len,prot) (errno = ENOSYS, -1)	756	# define mprotect(addr,len,prot) EIO_ENOSYS ()
779	# define PROT_NONE 0
780	# define PROT_WRITE 0
781	# define MAP_PRIVATE 0
782	# define MAP_SHARED 0
783	# define MAP_FIXED 0
784	#endif	757	#endif
785		758
786	#define MMAP_MAGIC PERL_MAGIC_ext	759	#define MMAP_MAGIC PERL_MAGIC_ext
787		760
788	static int ecb_cold	761	static int ecb_cold
…		…
927	IV iv;	900	IV iv;
928	} *civ, const_iv[] = {	901	} *civ, const_iv[] = {
929	# define const_niv(name, value) { # name, (IV) value },	902	# define const_niv(name, value) { # name, (IV) value },
930	# define const_iv(name) { # name, (IV) name },	903	# define const_iv(name) { # name, (IV) name },
931	# define const_eio(name) { # name, (IV) EIO_ ## name },	904	# define const_eio(name) { # name, (IV) EIO_ ## name },
		905
		906	/* you have to re-run ./gendef0 after adding/removing any constants here */
		907	/* the first block can be undef if missing */
		908	const_iv (ENOSYS)
932	const_iv (EXDEV)	909	const_iv (EXDEV)
933	const_iv (ENOSYS)	910	const_iv (EBADR)
		911
		912	/* for lseek */
		913	const_iv (SEEK_DATA)
		914	const_iv (SEEK_HOLE)
		915
		916	const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
		917	const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
		918	const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
		919	const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
		920	const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
		921	const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
		922
		923	const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
		924	const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
		925	const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
		926	const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
		927	const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
		928
		929	/* the second block will be 0 when missing */
934	const_iv (O_RDONLY)	930	const_iv (O_RDONLY)
935	const_iv (O_WRONLY)	931	const_iv (O_WRONLY)
936	const_iv (O_RDWR)	932	const_iv (O_RDWR)
937	const_iv (O_CREAT)	933	const_iv (O_CREAT)
938	const_iv (O_TRUNC)	934	const_iv (O_TRUNC)
…		…
951	const_iv (O_SEARCH)	947	const_iv (O_SEARCH)
952	const_iv (O_DIRECTORY)	948	const_iv (O_DIRECTORY)
953	const_iv (O_DSYNC)	949	const_iv (O_DSYNC)
954	const_iv (O_RSYNC)	950	const_iv (O_RSYNC)
955	const_iv (O_SYNC)	951	const_iv (O_SYNC)
		952	const_iv (O_PATH)
		953	const_iv (O_TMPFILE)
956	const_iv (O_TTY_INIT)	954	const_iv (O_TTY_INIT)
957		955
958	const_iv (S_IFIFO)	956	const_iv (S_IFIFO)
959	const_iv (S_IFCHR)	957	const_iv (S_IFCHR)
960	const_iv (S_IFBLK)	958	const_iv (S_IFBLK)
…		…
962	const_iv (S_IFREG)	960	const_iv (S_IFREG)
963	const_iv (S_IFDIR)	961	const_iv (S_IFDIR)
964	const_iv (S_IFWHT)	962	const_iv (S_IFWHT)
965	const_iv (S_IFSOCK)	963	const_iv (S_IFSOCK)
966	const_iv (S_IFMT)	964	const_iv (S_IFMT)
967
968	const_niv (FADV_NORMAL , POSIX_FADV_NORMAL)
969	const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL)
970	const_niv (FADV_RANDOM , POSIX_FADV_RANDOM)
971	const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE)
972	const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED)
973	const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED)
974
975	const_niv (MADV_NORMAL , POSIX_MADV_NORMAL)
976	const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL)
977	const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
978	const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
979	const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
980		965
981	const_iv (ST_RDONLY)	966	const_iv (ST_RDONLY)
982	const_iv (ST_NOSUID)	967	const_iv (ST_NOSUID)
983	const_iv (ST_NODEV)	968	const_iv (ST_NODEV)
984	const_iv (ST_NOEXEC)	969	const_iv (ST_NOEXEC)
…		…
994	const_iv (PROT_NONE)	979	const_iv (PROT_NONE)
995	const_iv (PROT_EXEC)	980	const_iv (PROT_EXEC)
996	const_iv (PROT_READ)	981	const_iv (PROT_READ)
997	const_iv (PROT_WRITE)	982	const_iv (PROT_WRITE)
998		983
999	/const_iv (MAP_FIXED)/
1000	const_iv (MAP_PRIVATE)	984	const_iv (MAP_PRIVATE)
1001	const_iv (MAP_SHARED)	985	const_iv (MAP_SHARED)
		986	const_iv (MAP_FIXED)
1002	const_iv (MAP_ANONYMOUS)	987	const_iv (MAP_ANONYMOUS)
1003		988
1004	/* linuxish */	989	/* linuxish */
1005	const_iv (MAP_HUGETLB)	990	const_iv (MAP_HUGETLB)
1006	const_iv (MAP_LOCKED)	991	const_iv (MAP_LOCKED)
1007	const_iv (MAP_NORESERVE)	992	const_iv (MAP_NORESERVE)
1008	const_iv (MAP_POPULATE)	993	const_iv (MAP_POPULATE)
1009	const_iv (MAP_NONBLOCK)	994	const_iv (MAP_NONBLOCK)
		995	const_iv (MAP_GROWSDOWN)
		996	const_iv (MAP_32BIT)
		997	const_iv (MAP_HUGETLB)
		998	const_iv (MAP_STACK)
1010		999
		1000	const_iv (FIEMAP_FLAG_SYNC)
		1001	const_iv (FIEMAP_FLAG_XATTR)
		1002	const_iv (FIEMAP_FLAGS_COMPAT)
		1003	const_iv (FIEMAP_EXTENT_LAST)
		1004	const_iv (FIEMAP_EXTENT_UNKNOWN)
		1005	const_iv (FIEMAP_EXTENT_DELALLOC)
		1006	const_iv (FIEMAP_EXTENT_ENCODED)
		1007	const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED)
		1008	const_iv (FIEMAP_EXTENT_NOT_ALIGNED)
		1009	const_iv (FIEMAP_EXTENT_DATA_INLINE)
		1010	const_iv (FIEMAP_EXTENT_DATA_TAIL)
		1011	const_iv (FIEMAP_EXTENT_UNWRITTEN)
		1012	const_iv (FIEMAP_EXTENT_MERGED)
		1013	const_iv (FIEMAP_EXTENT_SHARED)
		1014
		1015	const_iv (SPLICE_F_MOVE)
		1016	const_iv (SPLICE_F_NONBLOCK)
		1017	const_iv (SPLICE_F_MORE)
		1018	const_iv (SPLICE_F_GIFT)
		1019
		1020	/* these are libeio constants, and are independent of gendef0 */
1011	const_eio (SEEK_SET)	1021	const_eio (SEEK_SET)
1012	const_eio (SEEK_CUR)	1022	const_eio (SEEK_CUR)
1013	const_eio (SEEK_END)	1023	const_eio (SEEK_END)
1014		1024
1015	const_eio (MCL_FUTURE)	1025	const_eio (MCL_FUTURE)
…		…
1024	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)	1034	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
1025	const_eio (SYNC_FILE_RANGE_WRITE)	1035	const_eio (SYNC_FILE_RANGE_WRITE)
1026	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)	1036	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
1027		1037
1028	const_eio (FALLOC_FL_KEEP_SIZE)	1038	const_eio (FALLOC_FL_KEEP_SIZE)
		1039	const_eio (FALLOC_FL_PUNCH_HOLE)
		1040	const_eio (FALLOC_FL_COLLAPSE_RANGE)
		1041	const_eio (FALLOC_FL_ZERO_RANGE)
1029		1042
1030	const_eio (READDIR_DENTS)	1043	const_eio (READDIR_DENTS)
1031	const_eio (READDIR_DIRS_FIRST)	1044	const_eio (READDIR_DIRS_FIRST)
1032	const_eio (READDIR_STAT_ORDER)	1045	const_eio (READDIR_STAT_ORDER)
1033	const_eio (READDIR_FOUND_UNKNOWN)	1046	const_eio (READDIR_FOUND_UNKNOWN)
…		…
1101	PROTOTYPE: $	1114	PROTOTYPE: $
1102	CODE:	1115	CODE:
1103	max_outstanding = maxreqs;	1116	max_outstanding = maxreqs;
1104		1117
1105	void	1118	void
1106	aio_wd (SV8 pathname, SV callback=&PL_sv_undef)	1119	aio_wd (SV8 pathname, SV callback = &PL_sv_undef)
1107	PPCODE:	1120	PPCODE:
1108	{	1121	{
1109	dREQ;	1122	dREQ;
1110		1123
1111	req->type = EIO_WD_OPEN;	1124	req->type = EIO_WD_OPEN;
…		…
1113		1126
1114	REQ_SEND;	1127	REQ_SEND;
1115	}	1128	}
1116		1129
1117	void	1130	void
1118	aio_open (SV8 pathname, int flags, int mode, SV callback=&PL_sv_undef)	1131	aio_open (SV8 pathname, int flags, int mode, SV callback = &PL_sv_undef)
1119	PPCODE:	1132	PPCODE:
1120	{	1133	{
1121	dREQ;	1134	dREQ;
1122		1135
1123	req->type = EIO_OPEN;	1136	req->type = EIO_OPEN;
…		…
1127		1140
1128	REQ_SEND;	1141	REQ_SEND;
1129	}	1142	}
1130		1143
1131	void	1144	void
1132	aio_fsync (SV fh, SV callback=&PL_sv_undef)	1145	aio_fsync (SV fh, SV callback = &PL_sv_undef)
1133	ALIAS:	1146	ALIAS:
1134	aio_fsync = EIO_FSYNC	1147	aio_fsync = EIO_FSYNC
1135	aio_fdatasync = EIO_FDATASYNC	1148	aio_fdatasync = EIO_FDATASYNC
1136	aio_syncfs = EIO_SYNCFS	1149	aio_syncfs = EIO_SYNCFS
1137	PPCODE:	1150	PPCODE:
1138	{	1151	{
1139	int fd = s_fileno_croak (fh, 0);	1152	int fd = s_fileno_croak (fh, 0);
1140	dREQ;	1153	dREQ;
1141		1154
1142	req->type = ix;	1155	req->type = ix;
1143	req->sv1 = newSVsv (fh);	1156	req->sv1 = newSVsv (fh);
1144	req->int1 = fd;	1157	req->int1 = fd;
1145		1158
1146	REQ_SEND;	1159	REQ_SEND;
1147	}	1160	}
1148		1161
1149	void	1162	void
1150	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)	1163	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback = &PL_sv_undef)
1151	PPCODE:	1164	PPCODE:
1152	{	1165	{
1153	int fd = s_fileno_croak (fh, 0);	1166	int fd = s_fileno_croak (fh, 0);
1154	dREQ;	1167	dREQ;
1155		1168
1156	req->type = EIO_SYNC_FILE_RANGE;	1169	req->type = EIO_SYNC_FILE_RANGE;
1157	req->sv1 = newSVsv (fh);	1170	req->sv1 = newSVsv (fh);
1158	req->int1 = fd;	1171	req->int1 = fd;
…		…
1162		1175
1163	REQ_SEND;	1176	REQ_SEND;
1164	}	1177	}
1165		1178
1166	void	1179	void
1167	aio_fallocate (SV fh, int mode, off_t offset, size_t len, SV callback=&PL_sv_undef)	1180	aio_allocate (SV fh, int mode, off_t offset, size_t len, SV callback = &PL_sv_undef)
1168	PPCODE:	1181	PPCODE:
1169	{	1182	{
1170	int fd = s_fileno_croak (fh, 0);	1183	int fd = s_fileno_croak (fh, 0);
1171	dREQ;	1184	dREQ;
1172		1185
1173	req->type = EIO_FALLOCATE;	1186	req->type = EIO_FALLOCATE;
1174	req->sv1 = newSVsv (fh);	1187	req->sv1 = newSVsv (fh);
1175	req->int1 = fd;	1188	req->int1 = fd;
…		…
1179		1192
1180	REQ_SEND;	1193	REQ_SEND;
1181	}	1194	}
1182		1195
1183	void	1196	void
1184	aio_close (SV fh, SV callback=&PL_sv_undef)	1197	aio_close (SV fh, SV callback = &PL_sv_undef)
1185	PPCODE:	1198	PPCODE:
1186	{	1199	{
1187	static int close_fd = -1; /* dummy fd to close fds via dup2 */	1200	static int close_fd = -1; /* dummy fd to close fds via dup2 */
1188	int fd = s_fileno_croak (fh, 0);	1201	int fd = s_fileno_croak (fh, 0);
1189	dREQ;	1202	dREQ;
1190		1203
1191	if (expect_false (close_fd < 0))	1204	if (expect_false (close_fd < 0))
1192	{	1205	{
1193	int pipefd [2];	1206	int pipefd [2];
…		…
1213		1226
1214	REQ_SEND;	1227	REQ_SEND;
1215	}	1228	}
1216		1229
1217	void	1230	void
1218	aio_seek (SV fh, SV offset, int whence, SV *callback=&PL_sv_undef)	1231	aio_seek (SV fh, SV offset, int whence, SV *callback = &PL_sv_undef)
1219	PPCODE:	1232	PPCODE:
1220	{	1233	{
1221	STRLEN svlen;
1222	int fd = s_fileno_croak (fh, 0);	1234	int fd = s_fileno_croak (fh, 0);
1223	dREQ;	1235	dREQ;
1224		1236
1225	req->type = EIO_SEEK;	1237	req->type = EIO_SEEK;
1226	req->sv1 = newSVsv (fh);	1238	req->sv1 = newSVsv (fh);
…		…
1230		1242
1231	REQ_SEND;	1243	REQ_SEND;
1232	}	1244	}
1233		1245
1234	void	1246	void
1235	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)	1247	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback = &PL_sv_undef)
1236	ALIAS:	1248	ALIAS:
1237	aio_read = EIO_READ	1249	aio_read = EIO_READ
1238	aio_write = EIO_WRITE	1250	aio_write = EIO_WRITE
1239	PPCODE:	1251	PPCODE:
1240	{	1252	{
…		…
1256	len = svlen - dataoffset;	1268	len = svlen - dataoffset;
1257	}	1269	}
1258	else	1270	else
1259	{	1271	{
1260	/* read: check type and grow scalar as necessary */	1272	/* read: check type and grow scalar as necessary */
1261	SvUPGRADE (data, SVt_PV);	1273	if (!SvPOK (data) \|\| SvLEN (data) >= SvCUR (data))
1262	svptr = SvGROW (data, len + dataoffset + 1);	1274	svptr = sv_grow (data, len + dataoffset + 1);
		1275	else if (SvCUR (data) < len + dataoffset)
		1276	croak ("length + dataoffset outside of scalar, and cannot grow");
1263	}	1277	}
1264		1278
1265	{	1279	{
1266	dREQ;	1280	dREQ;
1267		1281
…		…
1283	REQ_SEND;	1297	REQ_SEND;
1284	}	1298	}
1285	}	1299	}
1286		1300
1287	void	1301	void
1288	aio_readlink (SV8 pathname, SV callback=&PL_sv_undef)	1302	aio_readlink (SV8 pathname, SV callback = &PL_sv_undef)
1289	ALIAS:	1303	ALIAS:
1290	aio_readlink = EIO_READLINK	1304	aio_readlink = EIO_READLINK
1291	aio_realpath = EIO_REALPATH	1305	aio_realpath = EIO_REALPATH
1292	PPCODE:	1306	PPCODE:
1293	{	1307	{
…		…
1298		1312
1299	REQ_SEND;	1313	REQ_SEND;
1300	}	1314	}
1301		1315
1302	void	1316	void
1303	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)	1317	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback = &PL_sv_undef)
1304	PPCODE:	1318	PPCODE:
1305	{	1319	{
1306	int ifd = s_fileno_croak (in_fh , 0);	1320	int ifd = s_fileno_croak (in_fh , 0);
1307	int ofd = s_fileno_croak (out_fh, 1);	1321	int ofd = s_fileno_croak (out_fh, 1);
1308	dREQ;	1322	dREQ;
1309		1323
1310	req->type = EIO_SENDFILE;	1324	req->type = EIO_SENDFILE;
1311	req->sv1 = newSVsv (out_fh);	1325	req->sv1 = newSVsv (out_fh);
1312	req->int1 = ofd;	1326	req->int1 = ofd;
…		…
1317		1331
1318	REQ_SEND;	1332	REQ_SEND;
1319	}	1333	}
1320		1334
1321	void	1335	void
1322	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)	1336	aio_readahead (SV fh, off_t offset, size_t length, SV callback = &PL_sv_undef)
1323	PPCODE:	1337	PPCODE:
1324	{	1338	{
1325	int fd = s_fileno_croak (fh, 0);	1339	int fd = s_fileno_croak (fh, 0);
1326	dREQ;	1340	dREQ;
1327		1341
1328	req->type = EIO_READAHEAD;	1342	req->type = EIO_READAHEAD;
1329	req->sv1 = newSVsv (fh);	1343	req->sv1 = newSVsv (fh);
1330	req->int1 = fd;	1344	req->int1 = fd;
…		…
1333		1347
1334	REQ_SEND;	1348	REQ_SEND;
1335	}	1349	}
1336		1350
1337	void	1351	void
1338	aio_stat (SV8 fh_or_path, SV callback=&PL_sv_undef)	1352	aio_stat (SV8 fh_or_path, SV callback = &PL_sv_undef)
1339	ALIAS:	1353	ALIAS:
1340	aio_stat = EIO_STAT	1354	aio_stat = EIO_STAT
1341	aio_lstat = EIO_LSTAT	1355	aio_lstat = EIO_LSTAT
1342	aio_statvfs = EIO_STATVFS	1356	aio_statvfs = EIO_STATVFS
1343	PPCODE:	1357	PPCODE:
…		…
1364	RETVAL = makedev (maj, min);	1378	RETVAL = makedev (maj, min);
1365	OUTPUT:	1379	OUTPUT:
1366	RETVAL	1380	RETVAL
1367		1381
1368	void	1382	void
1369	aio_utime (SV8 fh_or_path, SV atime, SV mtime, SV callback=&PL_sv_undef)	1383	aio_utime (SV8 fh_or_path, SV atime, SV mtime, SV callback = &PL_sv_undef)
1370	PPCODE:	1384	PPCODE:
1371	{	1385	{
1372	dREQ;	1386	dREQ;
1373		1387
1374	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;	1388	req->nv1 = SvOK (atime) ? SvNV (atime) : -1.;
…		…
1377		1391
1378	REQ_SEND;	1392	REQ_SEND;
1379	}	1393	}
1380		1394
1381	void	1395	void
1382	aio_truncate (SV8 fh_or_path, SV offset, SV *callback=&PL_sv_undef)	1396	aio_truncate (SV8 fh_or_path, SV offset, SV *callback = &PL_sv_undef)
1383	PPCODE:	1397	PPCODE:
1384	{	1398	{
1385	dREQ;	1399	dREQ;
1386		1400
1387	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;	1401	req->offs = SvOK (offset) ? SvVAL64 (offset) : -1;
…		…
1389		1403
1390	REQ_SEND;	1404	REQ_SEND;
1391	}	1405	}
1392		1406
1393	void	1407	void
1394	aio_chmod (SV8 fh_or_path, int mode, SV callback=&PL_sv_undef)	1408	aio_chmod (SV8 fh_or_path, int mode, SV callback = &PL_sv_undef)
1395	PPCODE:	1409	PPCODE:
1396	{	1410	{
1397	dREQ;	1411	dREQ;
1398		1412
1399	req->int2 = mode;	1413	req->int2 = mode;
…		…
1401		1415
1402	REQ_SEND;	1416	REQ_SEND;
1403	}	1417	}
1404		1418
1405	void	1419	void
1406	aio_chown (SV8 fh_or_path, SV uid, SV gid, SV callback=&PL_sv_undef)	1420	aio_chown (SV8 fh_or_path, SV uid, SV gid, SV callback = &PL_sv_undef)
1407	PPCODE:	1421	PPCODE:
1408	{	1422	{
1409	dREQ;	1423	dREQ;
1410		1424
1411	req->int2 = SvOK (uid) ? SvIV (uid) : -1;	1425	req->int2 = SvOK (uid) ? SvIV (uid) : -1;
…		…
1414		1428
1415	REQ_SEND;	1429	REQ_SEND;
1416	}	1430	}
1417		1431
1418	void	1432	void
1419	aio_readdirx (SV8 pathname, IV flags, SV callback=&PL_sv_undef)	1433	aio_readdirx (SV8 pathname, IV flags, SV callback = &PL_sv_undef)
1420	PPCODE:	1434	PPCODE:
1421	{	1435	{
1422	dREQ;	1436	dREQ;
1423		1437
1424	req->type = EIO_READDIR;	1438	req->type = EIO_READDIR;
…		…
1431		1445
1432	REQ_SEND;	1446	REQ_SEND;
1433	}	1447	}
1434		1448
1435	void	1449	void
1436	aio_mkdir (SV8 pathname, int mode, SV callback=&PL_sv_undef)	1450	aio_mkdir (SV8 pathname, int mode, SV callback = &PL_sv_undef)
1437	PPCODE:	1451	PPCODE:
1438	{	1452	{
1439	dREQ;	1453	dREQ;
1440		1454
1441	req->type = EIO_MKDIR;	1455	req->type = EIO_MKDIR;
…		…
1444		1458
1445	REQ_SEND;	1459	REQ_SEND;
1446	}	1460	}
1447		1461
1448	void	1462	void
1449	aio_unlink (SV8 pathname, SV callback=&PL_sv_undef)	1463	aio_unlink (SV8 pathname, SV callback = &PL_sv_undef)
1450	ALIAS:	1464	ALIAS:
1451	aio_unlink = EIO_UNLINK	1465	aio_unlink = EIO_UNLINK
1452	aio_rmdir = EIO_RMDIR	1466	aio_rmdir = EIO_RMDIR
1453	aio_readdir = EIO_READDIR	1467	aio_readdir = EIO_READDIR
1454	PPCODE:	1468	PPCODE:
…		…
1460		1474
1461	REQ_SEND;	1475	REQ_SEND;
1462	}	1476	}
1463		1477
1464	void	1478	void
1465	aio_link (SV8 oldpath, SV8 newpath, SV *callback=&PL_sv_undef)	1479	aio_link (SV8 oldpath, SV8 newpath, SV *callback = &PL_sv_undef)
1466	ALIAS:	1480	ALIAS:
1467	aio_link = EIO_LINK	1481	aio_link = EIO_LINK
1468	aio_symlink = EIO_SYMLINK	1482	aio_symlink = EIO_SYMLINK
1469	aio_rename = EIO_RENAME	1483	aio_rename = EIO_RENAME
1470	PPCODE:	1484	PPCODE:
…		…
1479		1493
1480	REQ_SEND;	1494	REQ_SEND;
1481	}	1495	}
1482		1496
1483	void	1497	void
1484	aio_mknod (SV8 pathname, int mode, UV dev, SV callback=&PL_sv_undef)	1498	aio_mknod (SV8 pathname, int mode, UV dev, SV callback = &PL_sv_undef)
1485	PPCODE:	1499	PPCODE:
1486	{	1500	{
1487	dREQ;	1501	dREQ;
1488		1502
1489	req->type = EIO_MKNOD;	1503	req->type = EIO_MKNOD;
…		…
1493		1507
1494	REQ_SEND;	1508	REQ_SEND;
1495	}	1509	}
1496		1510
1497	void	1511	void
1498	aio_mtouch (SV8 data, IV offset = 0, SV length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef)	1512	aio_mtouch (SV8 data, IV offset = 0, SV length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef)
1499	ALIAS:	1513	ALIAS:
1500	aio_mtouch = EIO_MTOUCH	1514	aio_mtouch = EIO_MTOUCH
1501	aio_msync = EIO_MSYNC	1515	aio_msync = EIO_MSYNC
1502	PPCODE:	1516	PPCODE:
1503	{	1517	{
…		…
1526	REQ_SEND;	1540	REQ_SEND;
1527	}	1541	}
1528	}	1542	}
1529		1543
1530	void	1544	void
1531	aio_mlock (SV8 data, IV offset = 0, SV length = &PL_sv_undef, SV *callback=&PL_sv_undef)	1545	aio_mlock (SV8 data, IV offset = 0, SV length = &PL_sv_undef, SV *callback = &PL_sv_undef)
1532	PPCODE:	1546	PPCODE:
1533	{	1547	{
1534	STRLEN svlen;	1548	STRLEN svlen;
1535	char *svptr = SvPVbyte (data, svlen);	1549	char *svptr = SvPVbyte (data, svlen);
1536	UV len = SvUV (length);	1550	UV len = SvUV (length);
…		…
1555	REQ_SEND;	1569	REQ_SEND;
1556	}	1570	}
1557	}	1571	}
1558		1572
1559	void	1573	void
1560	aio_mlockall (IV flags, SV *callback=&PL_sv_undef)	1574	aio_mlockall (IV flags, SV *callback = &PL_sv_undef)
1561	PPCODE:	1575	PPCODE:
1562	{	1576	{
1563	dREQ;	1577	dREQ;
1564		1578
1565	req->type = EIO_MLOCKALL;	1579	req->type = EIO_MLOCKALL;
…		…
1567		1581
1568	REQ_SEND;	1582	REQ_SEND;
1569	}	1583	}
1570		1584
1571	void	1585	void
		1586	aio_fiemap (SV fh, off_t start, SV length, U32 flags, SV count, SV callback = &PL_sv_undef)
		1587	PPCODE:
		1588	{
		1589	int fd = s_fileno_croak (fh, 0);
		1590	dREQ;
		1591
		1592	req->type = EIO_CUSTOM;
		1593	req->sv1 = newSVsv (fh);
		1594	req->int1 = fd;
		1595
		1596	req->feed = fiemap;
		1597	#if HAVE_FIEMAP
		1598	/* keep our fingers crossed that the next two types are 64 bit */
		1599	req->offs = start;
		1600	req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL;
		1601	req->int2 = flags;
		1602	req->int3 = SvOK (count) ? SvIV (count) : -1;
		1603	#endif
		1604
		1605	REQ_SEND;
		1606	}
		1607
		1608	void
1572	aio_busy (double delay, SV *callback=&PL_sv_undef)	1609	aio_busy (double delay, SV *callback = &PL_sv_undef)
1573	PPCODE:	1610	PPCODE:
1574	{	1611	{
1575	dREQ;	1612	dREQ;
1576		1613
1577	req->type = EIO_BUSY;	1614	req->type = EIO_BUSY;
…		…
1579		1616
1580	REQ_SEND;	1617	REQ_SEND;
1581	}	1618	}
1582		1619
1583	void	1620	void
1584	aio_group (SV *callback=&PL_sv_undef)	1621	aio_group (SV *callback = &PL_sv_undef)
1585	PPCODE:	1622	PPCODE:
1586	{	1623	{
1587	dREQ;	1624	dREQ;
1588		1625
1589	req->type = EIO_GROUP;	1626	req->type = EIO_GROUP;
1590		1627
		1628	PUTBACK;
1591	req_submit (req);	1629	req_submit (req);
		1630	SPAGAIN;
		1631
1592	XPUSHs (req_sv (req, aio_grp_stash));	1632	XPUSHs (req_sv (req, aio_grp_stash));
1593	}	1633	}
1594		1634
1595	void	1635	void
1596	aio_nop (SV *callback=&PL_sv_undef)	1636	aio_nop (SV *callback = &PL_sv_undef)
1597	ALIAS:	1637	ALIAS:
1598	aio_nop = EIO_NOP	1638	aio_nop = EIO_NOP
1599	aio_sync = EIO_SYNC	1639	aio_sync = EIO_SYNC
1600	PPCODE:	1640	PPCODE:
1601	{	1641	{
…		…
1605		1645
1606	REQ_SEND;	1646	REQ_SEND;
1607	}	1647	}
1608		1648
1609	int	1649	int
1610	aioreq_pri (int pri = 0)	1650	aioreq_pri (int pri = NO_INIT)
1611	CODE:	1651	CODE:
1612	RETVAL = next_pri;	1652	RETVAL = next_pri;
1613	if (items > 0)	1653	if (items > 0)
1614	{	1654	{
1615	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;	1655	if (pri < EIO_PRI_MIN) pri = EIO_PRI_MIN;
…		…
1705	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);	1745	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1706	OUTPUT:	1746	OUTPUT:
1707	RETVAL	1747	RETVAL
1708		1748
1709	void	1749	void
1710	mmap (SV scalar, size_t length, int prot, int flags, SV fh, off_t offset = 0)	1750	mmap (SV scalar, STRLEN length, int prot, int flags, SV fh = &PL_sv_undef, off_t offset = 0)
1711	PPCODE:	1751	PPCODE:
1712	sv_unmagic (scalar, MMAP_MAGIC);	1752	sv_unmagic (scalar, MMAP_MAGIC);
1713	{	1753	{
1714	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;	1754	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1715	void addr = (void )mmap (0, length, prot, flags, fd, offset);	1755	void addr = (void )mmap (0, length, prot, flags, fd, offset);
…		…
1742	munmap (SV *scalar)	1782	munmap (SV *scalar)
1743	CODE:	1783	CODE:
1744	sv_unmagic (scalar, MMAP_MAGIC);	1784	sv_unmagic (scalar, MMAP_MAGIC);
1745		1785
1746	int	1786	int
1747	madvise (SV scalar, off_t offset = 0, SV length = &PL_sv_undef, IV advice_or_prot)	1787	madvise (SV scalar, STRLEN offset = 0, SV length = &PL_sv_undef, IV advice_or_prot)
1748	ALIAS:	1788	ALIAS:
1749	mprotect = 1	1789	mprotect = 1
1750	CODE:	1790	CODE:
1751	{	1791	{
1752	STRLEN svlen;	1792	STRLEN svlen;
1753	void *addr = SvPVbyte (scalar, svlen);	1793	void *addr = SvPVbyte (scalar, svlen);
1754	size_t len = SvUV (length);	1794	STRLEN len = SvUV (length);
1755		1795
1756	if (offset < 0)	1796	if (offset < 0)
1757	offset += svlen;	1797	offset += svlen;
1758		1798
1759	if (offset < 0 \|\| offset > svlen)	1799	if (offset < 0 \|\| offset > svlen)
…		…
1773	}	1813	}
1774	OUTPUT:	1814	OUTPUT:
1775	RETVAL	1815	RETVAL
1776		1816
1777	int	1817	int
1778	munlock (SV scalar, off_t offset = 0, SV length = &PL_sv_undef)	1818	munlock (SV scalar, STRLEN offset = 0, SV length = &PL_sv_undef)
1779	CODE:	1819	CODE:
1780	{	1820	{
1781	STRLEN svlen;	1821	STRLEN svlen;
1782	void *addr = SvPVbyte (scalar, svlen);	1822	void *addr = SvPVbyte (scalar, svlen);
1783	size_t len = SvUV (length);	1823	size_t len = SvUV (length);
1784		1824
1785	if (offset < 0)	1825	if (offset < 0)
1786	offset += svlen;	1826	offset += svlen;
1787		1827
…		…
1794	addr = (void *)(((intptr_t)addr) + offset);	1834	addr = (void *)(((intptr_t)addr) + offset);
1795	eio_page_align (&addr, &len);	1835	eio_page_align (&addr, &len);
1796	#if _POSIX_MEMLOCK_RANGE	1836	#if _POSIX_MEMLOCK_RANGE
1797	RETVAL = munlock (addr, len);	1837	RETVAL = munlock (addr, len);
1798	#else	1838	#else
1799	RETVAL = ((errno = ENOSYS), -1);	1839	RETVAL = EIO_ENOSYS ();
1800	#endif	1840	#endif
1801	}	1841	}
1802	OUTPUT:	1842	OUTPUT:
1803	RETVAL	1843	RETVAL
1804		1844
…		…
1806	munlockall ()	1846	munlockall ()
1807	CODE:	1847	CODE:
1808	#if _POSIX_MEMLOCK	1848	#if _POSIX_MEMLOCK
1809	munlockall ();	1849	munlockall ();
1810	#else	1850	#else
1811	RETVAL = -1;	1851	RETVAL = EIO_ENOSYS ();
1812	errno = ENOSYS;
1813	#endif	1852	#endif
1814	OUTPUT:	1853	OUTPUT:
1815	RETVAL	1854	RETVAL
		1855
		1856	int
		1857	splice (aio_rfd rfh, SV off_in, aio_wfd wfh, SV off_out, size_t length, unsigned int flags)
		1858	CODE:
		1859	{
		1860	#if HAVE_LINUX_SPLICE
		1861	loff_t off_in_, off_out_;
		1862	RETVAL = splice (
		1863	rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0,
		1864	wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0,
		1865	length, flags
		1866	);
		1867	#else
		1868	RETVAL = EIO_ENOSYS ();
		1869	#endif
		1870	}
		1871	OUTPUT:
		1872	RETVAL
		1873
		1874	int
		1875	tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
		1876	CODE:
		1877	#if HAVE_LINUX_SPLICE
		1878	RETVAL = tee (rfh, wfh, length, flags);
		1879	#else
		1880	RETVAL = EIO_ENOSYS ();
		1881	#endif
		1882	OUTPUT:
		1883	RETVAL
		1884
		1885	int
		1886	pipesize (aio_rfd rfh, int new_size = -1)
		1887	PROTOTYPE: $;$
		1888	CODE:
		1889	#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
		1890	if (new_size >= 0)
		1891	RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
		1892	else
		1893	RETVAL = fcntl (rfh, F_GETPIPE_SZ);
		1894	#else
		1895	errno = ENOSYS;
		1896	RETVAL = -1;
		1897	#endif
		1898	OUTPUT:
		1899	RETVAL
		1900
		1901	void
		1902	pipe2 (int flags = 0)
		1903	PROTOTYPE: ;$
		1904	PPCODE:
		1905	{
		1906	int fd[2];
		1907	int res;
		1908
		1909	if (flags)
		1910	#if HAVE_PIPE2
		1911	res = pipe2 (fd, flags);
		1912	#else
		1913	res = (errno = ENOSYS, -1);
		1914	#endif
		1915	else
		1916	res = pipe (fd);
		1917
		1918	if (!res)
		1919	{
		1920	EXTEND (SP, 2);
		1921	PUSHs (newmortalFH (fd[0], O_RDONLY));
		1922	PUSHs (newmortalFH (fd[1], O_WRONLY));
		1923	}
		1924	}
1816		1925
1817	void _on_next_submit (SV *cb)	1926	void _on_next_submit (SV *cb)
1818	CODE:	1927	CODE:
1819	SvREFCNT_dec (on_next_submit);	1928	SvREFCNT_dec (on_next_submit);
1820	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;	1929	on_next_submit = SvOK (cb) ? newSVsv (cb) : 0;
…		…
1855	cancel (aio_req_ornot req)	1964	cancel (aio_req_ornot req)
1856	CODE:	1965	CODE:
1857	eio_cancel (req);	1966	eio_cancel (req);
1858		1967
1859	void	1968	void
1860	cb (aio_req_ornot req, SV *callback=&PL_sv_undef)	1969	cb (aio_req_ornot req, SV *callback = NO_INIT)
1861	PPCODE:	1970	PPCODE:
1862	{	1971	{
1863	if (GIMME_V != G_VOID)	1972	if (GIMME_V != G_VOID)
1864	XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);	1973	XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef);
1865		1974
1866	if (items > 1)	1975	if (items > 1)
1867	{	1976	{
1868	SV *cb_cv =get_cb (callback);	1977	SV *cb_cv = get_cb (callback);
1869		1978
1870	SvREFCNT_dec (req->callback);	1979	SvREFCNT_dec (req->callback);
1871	req->callback = SvREFCNT_inc (cb_cv);	1980	req->callback = SvREFCNT_inc (cb_cv);
1872	}	1981	}
1873	}	1982	}
…		…
1930	limit (aio_req grp, int limit)	2039	limit (aio_req grp, int limit)
1931	CODE:	2040	CODE:
1932	eio_grp_limit (grp, limit);	2041	eio_grp_limit (grp, limit);
1933		2042
1934	void	2043	void
1935	feed (aio_req grp, SV *callback=&PL_sv_undef)	2044	feed (aio_req grp, SV *callback = &PL_sv_undef)
1936	CODE:	2045	CODE:
1937	{	2046	{
1938	SvREFCNT_dec (grp->sv2);	2047	SvREFCNT_dec (grp->sv2);
1939	grp->sv2 = newSVsv (callback);	2048	grp->sv2 = newSVsv (callback);
1940	grp->feed = aio_grp_feed;	2049	grp->feed = aio_grp_feed;

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Comparing IO-AIO/AIO.xs (file contents): Revision 1.209 by root, Sun Apr 1 17:46:02 2012 UTC vs. Revision 1.236 by root, Thu Jun 25 17:40:24 2015 UTC

Diff Legend

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.209 by root, Sun Apr 1 17:46:02 2012 UTC vs.
Revision 1.236 by root, Thu Jun 25 17:40:24 2015 UTC