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

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.205 by root, Sat Oct 1 10:53:47 2011 UTC vs.
Revision 1.227 by root, Sat Sep 7 23:18:23 2013 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	#if __linux__
		25	# include <linux/fs.h>
		26	# ifdef FS_IOC_FIEMAP
		27	# include <linux/types.h>
		28	# include <linux/fiemap.h>
		29	# define HAVE_FIEMAP 1
		30	# endif
22	#endif	31	#endif
23		32
24	/* perl namespace pollution */	33	/* perl namespace pollution */
25	#undef VERSION	34	#undef VERSION
26		35
…		…
62	#undef dup	71	#undef dup
63	#undef dup2	72	#undef dup2
64	#undef abort	73	#undef abort
65	#undef pipe	74	#undef pipe
66		75
		76	#define EIO_STRUCT_STAT struct _stati64
		77	#define EIO_STRUCT_STATI64
		78
67	#else	79	#else
68		80
69	#include <sys/time.h>	81	#include <sys/time.h>
70	#include <sys/select.h>	82	#include <sys/select.h>
71	#include <unistd.h>	83	#include <unistd.h>
72	#include <utime.h>	84	#include <utime.h>
73	#include <signal.h>	85	#include <signal.h>
74		86
75	#endif
76
77	#define EIO_STRUCT_STAT Stat_t	87	#define EIO_STRUCT_STAT Stat_t
78		88
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	89	#endif
89		90
90	/*****************************************************************************/	91	/*****************************************************************************/
91		92
92	#if __GNUC__ >= 3	93	#if __GNUC__ >= 3
…		…
123	static void req_destroy (eio_req *grp);	124	static void req_destroy (eio_req *grp);
124	#define EIO_DESTROY(req) req_destroy (req)	125	#define EIO_DESTROY(req) req_destroy (req)
125		126
126	#include "libeio/eio.c"	127	#include "libeio/eio.c"
127		128
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	129	#if !HAVE_POSIX_FADVISE
194	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */	130	# define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */
195	#endif	131	#endif
196		132
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	133	#if !HAVE_POSIX_MADVISE
214	# define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */	134	# 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	135	#endif
291		136
292	#ifndef MAP_ANONYMOUS	137	#ifndef MAP_ANONYMOUS
293	# ifdef MAP_ANON	138	# ifdef MAP_ANON
294	# define MAP_ANONYMOUS MAP_ANON	139	# define MAP_ANONYMOUS MAP_ANON
295	# else	140	# else
296	# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */	141	# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
297	# endif	142	# endif
298	#endif	143	#endif
299	#ifndef MAP_HUGETLB	144
300	# define MAP_HUGETLB 0	145	/* defines all sorts of constants to 0 unless they are already defined */
301	#endif	146	#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		147
315	#ifndef makedev	148	#ifndef makedev
316	# define makedev(maj,min) (((maj) << 8) \| (min))	149	# define makedev(maj,min) (((maj) << 8) \| (min))
317	#endif	150	#endif
318	#ifndef major	151	#ifndef major
…		…
320	#endif	153	#endif
321	#ifndef minor	154	#ifndef minor
322	# define minor(dev) ((dev) & 0xff)	155	# define minor(dev) ((dev) & 0xff)
323	#endif	156	#endif
324		157
325	#ifndef PAGESIZE	158	#if PAGESIZE <= 0
326	# define PAGESIZE sysconf (_SC_PAGESIZE)	159	# define PAGESIZE sysconf (_SC_PAGESIZE)
327	#endif	160	#endif
		161
		162	/*****************************************************************************/
		163
		164	static void
		165	fiemap (eio_req *req)
		166	{
		167	req->result = -1;
		168
		169	#if HAVE_FIEMAP
		170	/* assume some c99 */
		171	struct fiemap *fiemap = 0;
		172	size_t end_offset;
		173	int count = req->int3;
		174
		175	req->flags \|= EIO_FLAG_PTR1_FREE;
		176
		177	/* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */
		178	/* increase in 3.5kb steps */
		179	if (count < 0)
		180	count = 8;
		181
		182	fiemap = malloc (sizeof (fiemap) + sizeof (struct fiemap_extent) count);
		183	errno = ENOMEM;
		184	if (!fiemap)
		185	return;
		186
		187	req->ptr1 = fiemap;
		188
		189	fiemap->fm_start = req->offs;
		190	fiemap->fm_length = req->size;
		191	fiemap->fm_flags = req->int2;
		192	fiemap->fm_extent_count = count;
		193
		194	if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap) < 0)
		195	return;
		196
		197	if (req->int3 >= 0 /* not autosizing */
		198	\|\| !fiemap->fm_mapped_extents /* no more extents */
		199	\|\| fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST /* hit eof */)
		200	goto done;
		201
		202	/* else we have to loop -
		203	* it would be tempting (actually I tried that first) to just query the
		204	* number of extents needed, but linux often feels like not returning all
		205	* extents, without telling us it left any out. this complicates
		206	* this quite a bit.
		207	*/
		208
		209	end_offset = fiemap->fm_length + (fiemap->fm_length == FIEMAP_MAX_OFFSET ? 0 : fiemap->fm_start);
		210
		211	for (;;)
		212	{
		213	/* we go in 54 extent steps - 3kb, in the hope that this fits nicely on the eio stack (normally 16+ kb) */
		214	char scratch[3072];
		215	struct fiemap incmap = (struct fiemap )scratch;
		216
		217	incmap->fm_start = fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_logical
		218	+ fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_length;
		219	incmap->fm_length = fiemap->fm_length - (incmap->fm_start - fiemap->fm_start);
		220	incmap->fm_flags = fiemap->fm_flags;
		221	incmap->fm_extent_count = (sizeof (scratch) - sizeof (struct fiemap)) / sizeof (struct fiemap_extent);
		222
		223	if (ioctl (req->int1, FS_IOC_FIEMAP, incmap) < 0)
		224	return;
		225
		226	if (!incmap->fm_mapped_extents)
		227	goto done;
		228
		229	count = fiemap->fm_mapped_extents + incmap->fm_mapped_extents;
		230	fiemap = realloc (fiemap, sizeof (fiemap) + sizeof (struct fiemap_extent) count);
		231	errno = ENOMEM;
		232	if (!fiemap)
		233	return;
		234
		235	req->ptr1 = fiemap;
		236
		237	for (count = 0; count < incmap->fm_mapped_extents; ++count)
		238	{
		239	struct fiemap_extent *e = incmap->fm_extents + count;
		240
		241	if (e->fe_logical + e->fe_length >= end_offset)
		242	goto done;
		243
		244	fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
		245
		246	if (e->fe_flags & FIEMAP_EXTENT_LAST)
		247	goto done;
		248
		249	}
		250	}
		251
		252	done:
		253	req->result = 0;
		254
		255	#else
		256	errno = ENOSYS;
		257	#endif
		258	}
		259
		260	/*****************************************************************************/
328		261
329	enum {	262	enum {
330	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */	263	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
331	};	264	};
332		265
…		…
577	#ifndef _WIN32	510	#ifndef _WIN32
578	if (req->result >= 0)	511	if (req->result >= 0)
579	{	512	{
580	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);	513	EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req);
581	HV *hv = newHV ();	514	HV *hv = newHV ();
		515	/* POSIX requires fsid to be unsigned long, but AIX in its infinite wisdom
		516	* chooses to make it a struct.
		517	*/
		518	unsigned long fsid = 0;
		519	memcpy (&fsid, &f->f_fsid, sizeof (unsigned long) < sizeof (f->f_fsid) ? sizeof (unsigned long) : sizeof (f->f_fsid));
582		520
583	rv = sv_2mortal (newRV_noinc ((SV *)hv));	521	rv = sv_2mortal (newRV_noinc ((SV *)hv));
584		522
585	hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);	523	hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0);
586	hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);	524	hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0);
…		…
588	hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);	526	hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0);
589	hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);	527	hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0);
590	hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);	528	hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0);
591	hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);	529	hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0);
592	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);	530	hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0);
593	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0);	531	hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (fsid ), 0);
594	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);	532	hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0);
595	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);	533	hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0);
596	}	534	}
597	#endif	535	#endif
598		536
…		…
633	if (!(PL_laststatval = req->result))	571	if (!(PL_laststatval = req->result))
634	/* if compilation fails here then perl's Stat_t is not struct _stati64 */	572	/* if compilation fails here then perl's Stat_t is not struct _stati64 */
635	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);	573	PL_statcache = (EIO_STRUCT_STAT )(req->ptr2);
636		574
637	PUSHs (sv_result);	575	PUSHs (sv_result);
		576	break;
		577
		578	case EIO_SEEK:
		579	PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs)));
638	break;	580	break;
639		581
640	case EIO_READ:	582	case EIO_READ:
641	{	583	{
642	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));	584	SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0));
…		…
645	SvSETMAGIC (req->sv2);	587	SvSETMAGIC (req->sv2);
646	PUSHs (sv_result);	588	PUSHs (sv_result);
647	}	589	}
648	break;	590	break;
649		591
		592	case EIO_CUSTOM:
		593	if (req->feed == fiemap)
		594	{
		595	#if HAVE_FIEMAP
		596	if (!req->result)
		597	{
		598	struct fiemap fiemap = (struct fiemap )req->ptr1;
		599
		600	if (fiemap->fm_extent_count)
		601	{
		602	AV *av = newAV ();
		603	int i;
		604
		605	while (fiemap->fm_mapped_extents)
		606	{
		607	struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents];
		608	AV *ext_av = newAV ();
		609
		610	av_store (ext_av, 3, newSVuv (extent->fe_flags));
		611	av_store (ext_av, 2, newSVval64 (extent->fe_length));
		612	av_store (ext_av, 1, newSVval64 (extent->fe_physical));
		613	av_store (ext_av, 0, newSVval64 (extent->fe_logical));
		614
		615	av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av));
		616	}
		617
		618	PUSHs (sv_2mortal (newRV_noinc ((SV *)av)));
		619	}
		620	else
		621	{
		622	SvIV_set (sv_result, fiemap->fm_mapped_extents);
		623	PUSHs (sv_result);
		624	}
		625	}
		626	#endif
		627	}
		628	else
		629	PUSHs (sv_result);
		630	break;
		631
650	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */	632	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
651	if (req->result > 0)	633	if (req->result > 0)
652	SvIV_set (sv_result, 0);	634	SvIV_set (sv_result, 0);
653	/* FALLTHROUGH */	635	/* FALLTHROUGH */
654		636
…		…
761	}	743	}
762		744
763	/*****************************************************************************/	745	/*****************************************************************************/
764		746
765	#if !_POSIX_MAPPED_FILES	747	#if !_POSIX_MAPPED_FILES
766	# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1)	748	# define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS ()
767	# define munmap(addr,length) (errno = ENOSYS, -1)	749	# define munmap(addr,length) EIO_ENOSYS ()
768	#endif	750	#endif
769		751
770	#if !_POSIX_MEMORY_PROTECTION	752	#if !_POSIX_MEMORY_PROTECTION
771	# define mprotect(addr,len,prot) (errno = ENOSYS, -1)	753	# define mprotect(addr,len,prot) EIO_ENOSYS ()
772	# define PROT_NONE 0	754	# define PROT_NONE 0
773	# define PROT_WRITE 0	755	# define PROT_WRITE 0
774	# define MAP_PRIVATE 0	756	# define MAP_PRIVATE 0
775	# define MAP_SHARED 0	757	# define MAP_SHARED 0
776	# define MAP_FIXED 0	758	# define MAP_FIXED 0
…		…
864	else	846	else
865	*wd = EIO_INVALID_WD;	847	*wd = EIO_INVALID_WD;
866	}	848	}
867	else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash)	849	else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash)
868	{	850	{
869	*wd = SvIVX (rv);	851	*wd = (aio_wd)(long)SvIVX (rv);
870	*wdsv = SvREFCNT_inc_NN (rv);	852	*wdsv = SvREFCNT_inc_NN (rv);
871	*ptr = ".";	853	*ptr = ".";
872	return; /* path set to "." */	854	return; /* path set to "." */
873	}	855	}
874	else	856	else
…		…
920	IV iv;	902	IV iv;
921	} *civ, const_iv[] = {	903	} *civ, const_iv[] = {
922	# define const_niv(name, value) { # name, (IV) value },	904	# define const_niv(name, value) { # name, (IV) value },
923	# define const_iv(name) { # name, (IV) name },	905	# define const_iv(name) { # name, (IV) name },
924	# define const_eio(name) { # name, (IV) EIO_ ## name },	906	# define const_eio(name) { # name, (IV) EIO_ ## name },
		907
		908	/* you have to re-run ./gendef0 after adding/Removing any constants here */
		909
		910	const_iv (ENOSYS)
925	const_iv (EXDEV)	911	const_iv (EXDEV)
926	const_iv (ENOSYS)	912	const_iv (EBADR)
		913
927	const_iv (O_RDONLY)	914	const_iv (O_RDONLY)
928	const_iv (O_WRONLY)	915	const_iv (O_WRONLY)
929	const_iv (O_RDWR)	916	const_iv (O_RDWR)
930	const_iv (O_CREAT)	917	const_iv (O_CREAT)
931	const_iv (O_TRUNC)	918	const_iv (O_TRUNC)
…		…
999	const_iv (MAP_LOCKED)	986	const_iv (MAP_LOCKED)
1000	const_iv (MAP_NORESERVE)	987	const_iv (MAP_NORESERVE)
1001	const_iv (MAP_POPULATE)	988	const_iv (MAP_POPULATE)
1002	const_iv (MAP_NONBLOCK)	989	const_iv (MAP_NONBLOCK)
1003		990
		991	const_iv (FIEMAP_FLAG_SYNC)
		992	const_iv (FIEMAP_FLAG_XATTR)
		993	const_iv (FIEMAP_FLAGS_COMPAT)
		994	const_iv (FIEMAP_EXTENT_LAST)
		995	const_iv (FIEMAP_EXTENT_UNKNOWN)
		996	const_iv (FIEMAP_EXTENT_DELALLOC)
		997	const_iv (FIEMAP_EXTENT_ENCODED)
		998	const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED)
		999	const_iv (FIEMAP_EXTENT_NOT_ALIGNED)
		1000	const_iv (FIEMAP_EXTENT_DATA_INLINE)
		1001	const_iv (FIEMAP_EXTENT_DATA_TAIL)
		1002	const_iv (FIEMAP_EXTENT_UNWRITTEN)
		1003	const_iv (FIEMAP_EXTENT_MERGED)
		1004	const_iv (FIEMAP_EXTENT_SHARED)
		1005
		1006	const_iv (SPLICE_F_MOVE)
		1007	const_iv (SPLICE_F_NONBLOCK)
		1008	const_iv (SPLICE_F_MORE)
		1009	const_iv (SPLICE_F_GIFT)
		1010
		1011	const_iv (SEEK_DATA)
		1012	const_iv (SEEK_HOLE)
		1013
		1014	/* libeio constants */
		1015	const_eio (SEEK_SET)
		1016	const_eio (SEEK_CUR)
		1017	const_eio (SEEK_END)
		1018
1004	const_eio (MCL_FUTURE)	1019	const_eio (MCL_FUTURE)
1005	const_eio (MCL_CURRENT)	1020	const_eio (MCL_CURRENT)
1006		1021
1007	const_eio (MS_ASYNC)	1022	const_eio (MS_ASYNC)
1008	const_eio (MS_INVALIDATE)	1023	const_eio (MS_INVALIDATE)
…		…
1013	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)	1028	const_eio (SYNC_FILE_RANGE_WAIT_BEFORE)
1014	const_eio (SYNC_FILE_RANGE_WRITE)	1029	const_eio (SYNC_FILE_RANGE_WRITE)
1015	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)	1030	const_eio (SYNC_FILE_RANGE_WAIT_AFTER)
1016		1031
1017	const_eio (FALLOC_FL_KEEP_SIZE)	1032	const_eio (FALLOC_FL_KEEP_SIZE)
		1033	const_eio (FALLOC_FL_PUNCH_HOLE)
1018		1034
1019	const_eio (READDIR_DENTS)	1035	const_eio (READDIR_DENTS)
1020	const_eio (READDIR_DIRS_FIRST)	1036	const_eio (READDIR_DIRS_FIRST)
1021	const_eio (READDIR_STAT_ORDER)	1037	const_eio (READDIR_STAT_ORDER)
1022	const_eio (READDIR_FOUND_UNKNOWN)	1038	const_eio (READDIR_FOUND_UNKNOWN)
…		…
1123	aio_fsync = EIO_FSYNC	1139	aio_fsync = EIO_FSYNC
1124	aio_fdatasync = EIO_FDATASYNC	1140	aio_fdatasync = EIO_FDATASYNC
1125	aio_syncfs = EIO_SYNCFS	1141	aio_syncfs = EIO_SYNCFS
1126	PPCODE:	1142	PPCODE:
1127	{	1143	{
1128	int fd = s_fileno_croak (fh, 0);	1144	int fd = s_fileno_croak (fh, 0);
1129	dREQ;	1145	dREQ;
1130		1146
1131	req->type = ix;	1147	req->type = ix;
1132	req->sv1 = newSVsv (fh);	1148	req->sv1 = newSVsv (fh);
1133	req->int1 = fd;	1149	req->int1 = fd;
1134		1150
1135	REQ_SEND (req);	1151	REQ_SEND;
1136	}	1152	}
1137		1153
1138	void	1154	void
1139	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)	1155	aio_sync_file_range (SV fh, off_t offset, size_t nbytes, UV flags, SV callback=&PL_sv_undef)
1140	PPCODE:	1156	PPCODE:
1141	{	1157	{
1142	int fd = s_fileno_croak (fh, 0);	1158	int fd = s_fileno_croak (fh, 0);
1143	dREQ;	1159	dREQ;
1144		1160
1145	req->type = EIO_SYNC_FILE_RANGE;	1161	req->type = EIO_SYNC_FILE_RANGE;
1146	req->sv1 = newSVsv (fh);	1162	req->sv1 = newSVsv (fh);
1147	req->int1 = fd;	1163	req->int1 = fd;
1148	req->offs = offset;	1164	req->offs = offset;
1149	req->size = nbytes;	1165	req->size = nbytes;
1150	req->int2 = flags;	1166	req->int2 = flags;
1151		1167
1152	REQ_SEND (req);	1168	REQ_SEND;
1153	}	1169	}
1154		1170
1155	void	1171	void
1156	aio_fallocate (SV fh, int mode, off_t offset, size_t len, SV callback=&PL_sv_undef)	1172	aio_allocate (SV fh, int mode, off_t offset, size_t len, SV callback=&PL_sv_undef)
1157	PPCODE:	1173	PPCODE:
1158	{	1174	{
1159	int fd = s_fileno_croak (fh, 0);	1175	int fd = s_fileno_croak (fh, 0);
1160	dREQ;	1176	dREQ;
1161		1177
1162	req->type = EIO_FALLOCATE;	1178	req->type = EIO_FALLOCATE;
1163	req->sv1 = newSVsv (fh);	1179	req->sv1 = newSVsv (fh);
1164	req->int1 = fd;	1180	req->int1 = fd;
1165	req->int2 = mode;	1181	req->int2 = mode;
1166	req->offs = offset;	1182	req->offs = offset;
1167	req->size = len;	1183	req->size = len;
1168		1184
1169	REQ_SEND (req);	1185	REQ_SEND;
1170	}	1186	}
1171		1187
1172	void	1188	void
1173	aio_close (SV fh, SV callback=&PL_sv_undef)	1189	aio_close (SV fh, SV callback=&PL_sv_undef)
1174	PPCODE:	1190	PPCODE:
1175	{	1191	{
1176	static int close_fd = -1; /* dummy fd to close fds via dup2 */	1192	static int close_fd = -1; /* dummy fd to close fds via dup2 */
1177	int fd = s_fileno_croak (fh, 0);	1193	int fd = s_fileno_croak (fh, 0);
1178	dREQ;	1194	dREQ;
1179		1195
1180	if (expect_false (close_fd < 0))	1196	if (expect_false (close_fd < 0))
1181	{	1197	{
1182	int pipefd [2];	1198	int pipefd [2];
…		…
1198	req->type = EIO_DUP2;	1214	req->type = EIO_DUP2;
1199	req->int1 = close_fd;	1215	req->int1 = close_fd;
1200	req->sv2 = newSVsv (fh);	1216	req->sv2 = newSVsv (fh);
1201	req->int2 = fd;	1217	req->int2 = fd;
1202		1218
1203	REQ_SEND (req);	1219	REQ_SEND;
		1220	}
		1221
		1222	void
		1223	aio_seek (SV fh, SV offset, int whence, SV *callback=&PL_sv_undef)
		1224	PPCODE:
		1225	{
		1226	int fd = s_fileno_croak (fh, 0);
		1227	dREQ;
		1228
		1229	req->type = EIO_SEEK;
		1230	req->sv1 = newSVsv (fh);
		1231	req->int1 = fd;
		1232	req->offs = SvVAL64 (offset);
		1233	req->int2 = whence;
		1234
		1235	REQ_SEND;
1204	}	1236	}
1205		1237
1206	void	1238	void
1207	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)	1239	aio_read (SV fh, SV offset, SV length, SV8 data, IV dataoffset, SV *callback=&PL_sv_undef)
1208	ALIAS:	1240	ALIAS:
…		…
1229	}	1261	}
1230	else	1262	else
1231	{	1263	{
1232	/* read: check type and grow scalar as necessary */	1264	/* read: check type and grow scalar as necessary */
1233	SvUPGRADE (data, SVt_PV);	1265	SvUPGRADE (data, SVt_PV);
		1266	if (SvLEN (data) >= SvCUR (data))
1234	svptr = SvGROW (data, len + dataoffset + 1);	1267	svptr = SvGROW (data, len + dataoffset + 1);
		1268	else if (SvCUR (data) < len + dataoffset)
		1269	croak ("length + dataoffset outside of scalar, and cannot grow");
1235	}	1270	}
1236		1271
1237	{	1272	{
1238	dREQ;	1273	dREQ;
1239		1274
…		…
1273		1308
1274	void	1309	void
1275	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)	1310	aio_sendfile (SV out_fh, SV in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef)
1276	PPCODE:	1311	PPCODE:
1277	{	1312	{
1278	int ifd = s_fileno_croak (in_fh , 0);	1313	int ifd = s_fileno_croak (in_fh , 0);
1279	int ofd = s_fileno_croak (out_fh, 1);	1314	int ofd = s_fileno_croak (out_fh, 1);
1280	dREQ;	1315	dREQ;
1281		1316
1282	req->type = EIO_SENDFILE;	1317	req->type = EIO_SENDFILE;
1283	req->sv1 = newSVsv (out_fh);	1318	req->sv1 = newSVsv (out_fh);
1284	req->int1 = ofd;	1319	req->int1 = ofd;
…		…
1292		1327
1293	void	1328	void
1294	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)	1329	aio_readahead (SV fh, off_t offset, size_t length, SV callback=&PL_sv_undef)
1295	PPCODE:	1330	PPCODE:
1296	{	1331	{
1297	int fd = s_fileno_croak (fh, 0);	1332	int fd = s_fileno_croak (fh, 0);
1298	dREQ;	1333	dREQ;
1299		1334
1300	req->type = EIO_READAHEAD;	1335	req->type = EIO_READAHEAD;
1301	req->sv1 = newSVsv (fh);	1336	req->sv1 = newSVsv (fh);
1302	req->int1 = fd;	1337	req->int1 = fd;
…		…
1439	aio_link = EIO_LINK	1474	aio_link = EIO_LINK
1440	aio_symlink = EIO_SYMLINK	1475	aio_symlink = EIO_SYMLINK
1441	aio_rename = EIO_RENAME	1476	aio_rename = EIO_RENAME
1442	PPCODE:	1477	PPCODE:
1443	{	1478	{
		1479	eio_wd wd2 = 0;
1444	dREQ;	1480	dREQ;
1445	eio_wd wd2 = 0;
1446		1481
1447	req->type = ix;	1482	req->type = ix;
1448	req_set_path1 (req, oldpath);	1483	req_set_path1 (req, oldpath);
1449	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);	1484	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1450	req->int3 = (long)wd2;	1485	req->int3 = (long)wd2;
…		…
1536		1571
1537	req->type = EIO_MLOCKALL;	1572	req->type = EIO_MLOCKALL;
1538	req->int1 = flags;	1573	req->int1 = flags;
1539		1574
1540	REQ_SEND;	1575	REQ_SEND;
		1576	}
		1577
		1578	void
		1579	aio_fiemap (SV fh, off_t start, SV length, U32 flags, SV count, SV callback=&PL_sv_undef)
		1580	PPCODE:
		1581	{
		1582	int fd = s_fileno_croak (fh, 0);
		1583	dREQ;
		1584
		1585	req->type = EIO_CUSTOM;
		1586	req->sv1 = newSVsv (fh);
		1587	req->int1 = fd;
		1588
		1589	req->feed = fiemap;
		1590	#if HAVE_FIEMAP
		1591	/* keep our fingers crossed that the next two types are 64 bit */
		1592	req->offs = start;
		1593	req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL;
		1594	req->int2 = flags;
		1595	req->int3 = SvOK (count) ? SvIV (count) : -1;
		1596	#endif
		1597
		1598	REQ_SEND;
1541	}	1599	}
1542		1600
1543	void	1601	void
1544	aio_busy (double delay, SV *callback=&PL_sv_undef)	1602	aio_busy (double delay, SV *callback=&PL_sv_undef)
1545	PPCODE:	1603	PPCODE:
…		…
1677	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);	1735	RETVAL = eio_sendfile_sync (ofh, ifh, offset, count);
1678	OUTPUT:	1736	OUTPUT:
1679	RETVAL	1737	RETVAL
1680		1738
1681	void	1739	void
1682	mmap (SV scalar, size_t length, int prot, int flags, SV fh, off_t offset = 0)	1740	mmap (SV scalar, size_t length, int prot, int flags, SV fh = &PL_sv_undef, off_t offset = 0)
1683	PPCODE:	1741	PPCODE:
1684	sv_unmagic (scalar, MMAP_MAGIC);	1742	sv_unmagic (scalar, MMAP_MAGIC);
1685	{	1743	{
1686	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;	1744	int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1;
1687	void addr = (void )mmap (0, length, prot, flags, fd, offset);	1745	void addr = (void )mmap (0, length, prot, flags, fd, offset);
…		…
1720	ALIAS:	1778	ALIAS:
1721	mprotect = 1	1779	mprotect = 1
1722	CODE:	1780	CODE:
1723	{	1781	{
1724	STRLEN svlen;	1782	STRLEN svlen;
1725	void *addr = SvPVbyte (scalar, svlen);	1783	void *addr = SvPVbyte (scalar, svlen);
1726	size_t len = SvUV (length);	1784	size_t len = SvUV (length);
1727		1785
1728	if (offset < 0)	1786	if (offset < 0)
1729	offset += svlen;	1787	offset += svlen;
1730		1788
…		…
1749	int	1807	int
1750	munlock (SV scalar, off_t offset = 0, SV length = &PL_sv_undef)	1808	munlock (SV scalar, off_t offset = 0, SV length = &PL_sv_undef)
1751	CODE:	1809	CODE:
1752	{	1810	{
1753	STRLEN svlen;	1811	STRLEN svlen;
1754	void *addr = SvPVbyte (scalar, svlen);	1812	void *addr = SvPVbyte (scalar, svlen);
1755	size_t len = SvUV (length);	1813	size_t len = SvUV (length);
1756		1814
1757	if (offset < 0)	1815	if (offset < 0)
1758	offset += svlen;	1816	offset += svlen;
1759		1817
…		…
1766	addr = (void *)(((intptr_t)addr) + offset);	1824	addr = (void *)(((intptr_t)addr) + offset);
1767	eio_page_align (&addr, &len);	1825	eio_page_align (&addr, &len);
1768	#if _POSIX_MEMLOCK_RANGE	1826	#if _POSIX_MEMLOCK_RANGE
1769	RETVAL = munlock (addr, len);	1827	RETVAL = munlock (addr, len);
1770	#else	1828	#else
1771	RETVAL = ((errno = ENOSYS), -1);	1829	RETVAL = EIO_ENOSYS ();
1772	#endif	1830	#endif
1773	}	1831	}
1774	OUTPUT:	1832	OUTPUT:
1775	RETVAL	1833	RETVAL
1776		1834
…		…
1778	munlockall ()	1836	munlockall ()
1779	CODE:	1837	CODE:
1780	#if _POSIX_MEMLOCK	1838	#if _POSIX_MEMLOCK
1781	munlockall ();	1839	munlockall ();
1782	#else	1840	#else
		1841	RETVAL = EIO_ENOSYS ();
		1842	#endif
		1843	OUTPUT:
		1844	RETVAL
		1845
		1846	int
		1847	splice (aio_rfd rfh, SV off_in, aio_wfd wfh, SV off_out, size_t length, unsigned int flags)
		1848	CODE:
		1849	{
		1850	#if HAVE_LINUX_SPLICE
		1851	loff_t off_in_, off_out_;
		1852	RETVAL = splice (
		1853	rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0,
		1854	wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0,
		1855	length, flags
		1856	);
		1857	#else
		1858	RETVAL = EIO_ENOSYS ();
		1859	#endif
		1860	}
		1861	OUTPUT:
		1862	RETVAL
		1863
		1864	int
		1865	tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
		1866	CODE:
		1867	#if HAVE_LINUX_SPLICE
		1868	RETVAL = tee (rfh, wfh, length, flags);
		1869	#else
		1870	RETVAL = EIO_ENOSYS ();
		1871	#endif
		1872	OUTPUT:
		1873	RETVAL
		1874
		1875	int
		1876	pipesize (aio_rfd rfh, int new_size = -1)
		1877	PROTOTYPE: $;$
		1878	CODE:
		1879	#if defined(F_SETPIPE_SZ) && defined(F_GETPIPE_SZ)
		1880	if (new_size >= 0)
		1881	RETVAL = fcntl (rfh, F_SETPIPE_SZ, new_size);
		1882	else
		1883	RETVAL = fcntl (rfh, F_GETPIPE_SZ);
		1884	#else
		1885	errno = ENOSYS;
1783	RETVAL = -1;	1886	RETVAL = -1;
1784	errno = ENOSYS;
1785	#endif	1887	#endif
1786	OUTPUT:	1888	OUTPUT:
1787	RETVAL	1889	RETVAL
1788		1890
1789	void _on_next_submit (SV *cb)	1891	void _on_next_submit (SV *cb)

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Comparing IO-AIO/AIO.xs (file contents): Revision 1.205 by root, Sat Oct 1 10:53:47 2011 UTC vs. Revision 1.227 by root, Sat Sep 7 23:18:23 2013 UTC

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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.205 by root, Sat Oct 1 10:53:47 2011 UTC vs.
Revision 1.227 by root, Sat Sep 7 23:18:23 2013 UTC