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

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.265 by root, Tue Aug 14 11:50:43 2018 UTC vs.
Revision 1.285 by root, Tue Dec 29 15:16:28 2020 UTC

…		…
3	#include <errno.h>	3	#include <errno.h>
4		4
5	#include "EXTERN.h"	5	#include "EXTERN.h"
6	#include "perl.h"	6	#include "perl.h"
7	#include "XSUB.h"	7	#include "XSUB.h"
		8	#include "perliol.h"
8		9
9	#if !defined mg_findext	10	#if !defined mg_findext
10	# define mg_findext(sv,type,vtbl) mg_find (sv, type)	11	# define mg_findext(sv,type,vtbl) mg_find (sv, type)
11	#endif	12	#endif
12		13
…		…
17	#include <sys/socket.h>	18	#include <sys/socket.h>
18	#include <sys/stat.h>	19	#include <sys/stat.h>
19	#include <limits.h>	20	#include <limits.h>
20	#include <fcntl.h>	21	#include <fcntl.h>
21	#include <sched.h>	22	#include <sched.h>
22
23	#if HAVE_SYS_MKDEV_H
24	# include <sys/mkdev.h>
25	#elif HAVE_SYS_SYSMACROS_H
26	# include <sys/sysmacros.h>
27	#endif
28
29	#if _POSIX_MEMLOCK \|\| _POSIX_MEMLOCK_RANGE \|\| _POSIX_MAPPED_FILES
30	# include <sys/mman.h>
31	#endif
32		23
33	/* the incompetent fool that created musl keeps __linux__, refuses	24	/* the incompetent fool that created musl keeps __linux__, refuses
34	* to implement any linux standard apis, and also has no way to test	25	* to implement any linux standard apis, and also has no way to test
35	* for his broken iplementation. don't complain to me if this fails	26	* for his broken iplementation. don't complain to me if this fails
36	* for you.	27	* for you.
…		…
84	#undef fchmod	75	#undef fchmod
85	#undef dup	76	#undef dup
86	#undef dup2	77	#undef dup2
87	#undef abort	78	#undef abort
88	#undef pipe	79	#undef pipe
		80	#undef utime
89		81
90	#define EIO_STRUCT_STAT struct _stati64	82	#define EIO_STRUCT_STAT struct _stati64
91	#define EIO_STRUCT_STATI64	83	#define EIO_STRUCT_STATI64
92		84
93	#else	85	#else
…		…
114	#define expect_true(expr) expect ((expr) != 0, 1)	106	#define expect_true(expr) expect ((expr) != 0, 1)
115		107
116	/*****************************************************************************/	108	/*****************************************************************************/
117		109
118	#include "config.h"	110	#include "config.h"
		111
		112	#if HAVE_SYS_MKDEV_H
		113	# include <sys/mkdev.h>
		114	#elif HAVE_SYS_SYSMACROS_H
		115	# include <sys/sysmacros.h>
		116	#endif
		117
		118	#if _POSIX_MEMLOCK \|\| _POSIX_MEMLOCK_RANGE \|\| _POSIX_MAPPED_FILES
		119	# include <sys/mman.h>
		120	#endif
		121
		122	#if HAVE_SYS_UIO_H
		123	# include <sys/uio.h>
		124	#endif
119		125
120	#if HAVE_ST_XTIMENSEC	126	#if HAVE_ST_XTIMENSEC
121	# define ATIMENSEC PL_statcache.st_atimensec	127	# define ATIMENSEC PL_statcache.st_atimensec
122	# define MTIMENSEC PL_statcache.st_mtimensec	128	# define MTIMENSEC PL_statcache.st_mtimensec
123	# define CTIMENSEC PL_statcache.st_ctimensec	129	# define CTIMENSEC PL_statcache.st_ctimensec
…		…
129	# define ATIMENSEC 0	135	# define ATIMENSEC 0
130	# define MTIMENSEC 0	136	# define MTIMENSEC 0
131	# define CTIMENSEC 0	137	# define CTIMENSEC 0
132	#endif	138	#endif
133		139
		140	#if HAVE_ST_BIRTHTIMENSEC
		141	# define BTIMESEC PL_statcache.st_birthtime
		142	# define BTIMENSEC PL_statcache.st_birthtimensec
		143	#elif HAVE_ST_BIRTHTIMESPEC
		144	# define BTIMESEC PL_statcache.st_birthtim.tv_sec
		145	# define BTIMENSEC PL_statcache.st_birthtim.tv_nsec
		146	#else
		147	# define BTIMESEC 0
		148	# define BTIMENSEC 0
		149	#endif
		150
		151	#if HAVE_ST_GEN
		152	# define ST_GEN PL_statcache.st_gen
		153	#else
		154	# define ST_GEN 0
		155	#endif
		156
134	#include "schmorp.h"	157	#include "schmorp.h"
135		158
136	#if HAVE_EVENTFD	159	#if HAVE_EVENTFD
137	# include <sys/eventfd.h>	160	# include <sys/eventfd.h>
138	#endif	161	#endif
…		…
194	#endif	217	#endif
195	#ifndef minor	218	#ifndef minor
196	# define minor(dev) ((dev) & 0xff)	219	# define minor(dev) ((dev) & 0xff)
197	#endif	220	#endif
198		221
		222	/* solaris has a non-posix/unix compliant PAGESIZE that breaks compilation */
		223	#ifdef __sun
		224	# undef PAGESIZE
		225	#endif
		226
199	#if PAGESIZE <= 0	227	#if PAGESIZE <= 0
200	# define PAGESIZE sysconf (_SC_PAGESIZE)	228	# define PAGESIZE sysconf (_SC_PAGESIZE)
		229	#endif
		230
		231	#if HAVE_SYSCALL
		232	#include <sys/syscall.h>
		233	#else
		234	# define syscall(nr,...) (errno = ENOSYS, -1)
201	#endif	235	#endif
202		236
203	/*****************************************************************************/	237	/*****************************************************************************/
204		238
205	#if !_POSIX_MAPPED_FILES	239	#if !_POSIX_MAPPED_FILES
…		…
265	};	299	};
266		300
267	/*****************************************************************************/	301	/*****************************************************************************/
268		302
269	/* helper: set scalar to foreign ptr with custom free */	303	/* helper: set scalar to foreign ptr with custom free */
		304	ecb_noinline
270	static void	305	static void
271	sv_set_foreign (SV sv, const MGVTBL const vtbl, void *addr, IV length)	306	sv_set_foreign (SV sv, const MGVTBL const vtbl, void *addr, IV length)
272	{	307	{
273	sv_force_normal (sv);	308	sv_force_normal (sv);
274		309
…		…
315	int count = req->int3;	350	int count = req->int3;
316		351
317	req->flags \|= EIO_FLAG_PTR1_FREE;	352	req->flags \|= EIO_FLAG_PTR1_FREE;
318		353
319	/* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */	354	/* heuristic: start with 512 bytes (8 extents), and if that isn't enough, */
320	/* increase in 3.5kb steps */	355	/* increase in fixed steps */
321	if (count < 0)	356	if (count < 0)
322	count = 8;	357	count = 8;
323		358
324	fiemap = malloc (sizeof (fiemap) + sizeof (struct fiemap_extent) count);	359	fiemap = malloc (sizeof (fiemap) + sizeof (struct fiemap_extent) count);
325	errno = ENOMEM;	360	errno = ENOMEM;
…		…
378		413
379	for (count = 0; count < incmap->fm_mapped_extents; ++count)	414	for (count = 0; count < incmap->fm_mapped_extents; ++count)
380	{	415	{
381	struct fiemap_extent *e = incmap->fm_extents + count;	416	struct fiemap_extent *e = incmap->fm_extents + count;
382		417
		418	fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
		419
383	if (e->fe_logical + e->fe_length >= end_offset)	420	if (e->fe_logical >= end_offset)
384	goto done;	421	goto done;
385
386	fiemap->fm_extents [fiemap->fm_mapped_extents++] = *e;
387		422
388	if (e->fe_flags & FIEMAP_EXTENT_LAST)	423	if (e->fe_flags & FIEMAP_EXTENT_LAST)
389	goto done;	424	goto done;
390		425
391	}	426	}
…		…
398	errno = ENOSYS;	433	errno = ENOSYS;
399	#endif	434	#endif
400	}	435	}
401		436
402	/*****************************************************************************/	437	/*****************************************************************************/
		438
		439	static int close_fd; /* dummy fd to close fds via dup2 */
		440
		441	#if HAVE_STATX
		442	static struct statx stx;
		443	#define statx_offsetof(member) offsetof (struct statx, member)
		444	#define eio__statx statx
		445	#else
		446	#define statx_offsetof(member) 0
		447	#define eio__statx(dir,path,flags,mask,stx) EIO_ENOSYS()
		448	#endif
403		449
404	enum {	450	enum {
405	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */	451	FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
406	};	452	};
407		453
…		…
431	/* read any signals sent by the worker threads */	477	/* read any signals sent by the worker threads */
432	s_epipe_drain (&respipe);	478	s_epipe_drain (&respipe);
433	}	479	}
434		480
435	/* must be called at most once */	481	/* must be called at most once */
		482	ecb_noinline
436	static SV *	483	static SV *
437	req_sv (aio_req req, HV *stash)	484	req_sv (aio_req req, HV *stash)
438	{	485	{
439	if (!req->self)	486	if (!req->self)
440	{	487	{
…		…
449	newSVaio_wd (aio_wd wd)	496	newSVaio_wd (aio_wd wd)
450	{	497	{
451	return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);	498	return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
452	}	499	}
453		500
		501	ecb_noinline
454	static aio_req	502	static aio_req
455	SvAIO_REQ (SV *sv)	503	SvAIO_REQ (SV *sv)
456	{	504	{
457	MAGIC *mg;	505	MAGIC *mg;
458		506
…		…
521	FREETMPS;	569	FREETMPS;
522	LEAVE;	570	LEAVE;
523	}	571	}
524	}	572	}
525		573
		574	ecb_noinline
526	static void	575	static void
527	req_submit (eio_req *req)	576	req_submit (eio_req *req)
528	{	577	{
529	eio_submit (req);	578	eio_submit (req);
530		579
…		…
791	}	840	}
792	else	841	else
793	PUSHs (sv_result);	842	PUSHs (sv_result);
794	break;	843	break;
795		844
		845	#if 0
		846	case EIO_CLOSE:
		847	PerlIOUnix_refcnt_dec (req->int1);
		848	break;
		849	#endif
		850
796	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */	851	case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
797	if (req->result > 0)	852	if (req->result > 0)
798	SvIV_set (sv_result, 0);	853	SvIV_set (sv_result, 0);
799	/* FALLTHROUGH */	854	/* FALLTHROUGH */
800		855
…		…
851	grp->sv2 = 0;	906	grp->sv2 = 0;
852		907
853	eio_grp_cancel (grp);	908	eio_grp_cancel (grp);
854	}	909	}
855		910
856	static void ecb_cold	911	ecb_cold
		912	static void
857	create_respipe (void)	913	create_respipe (void)
858	{	914	{
859	if (s_epipe_renew (&respipe))	915	if (s_epipe_renew (&respipe))
860	croak ("IO::AIO: unable to initialize result pipe");	916	croak ("IO::AIO: unable to initialize result pipe");
861	}	917	}
…		…
895		951
896	poll_wait ();	952	poll_wait ();
897	}	953	}
898	}	954	}
899		955
900	static void ecb_cold	956	ecb_cold
		957	static void
901	reinit (void)	958	reinit (void)
902	{	959	{
903	create_respipe ();	960	create_respipe ();
904		961
905	if (eio_init (want_poll, done_poll) < 0)	962	if (eio_init (want_poll, done_poll) < 0)
…		…
913	{	970	{
914	SvGETMAGIC (cb_sv);	971	SvGETMAGIC (cb_sv);
915	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;	972	return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
916	}	973	}
917		974
		975	ecb_noinline
918	static aio_req ecb_noinline	976	static aio_req ecb_noinline
919	dreq (SV *callback)	977	dreq (SV *callback)
920	{	978	{
921	SV *cb_cv;	979	SV *cb_cv;
922	aio_req req;	980	aio_req req;
…		…
944	SPAGAIN; \	1002	SPAGAIN; \
945	\	1003	\
946	if (GIMME_V != G_VOID) \	1004	if (GIMME_V != G_VOID) \
947	XPUSHs (req_sv (req, aio_req_stash));	1005	XPUSHs (req_sv (req, aio_req_stash));
948		1006
		1007	/* wdsv, pathsv, wd and ptr must be 0-initialized */
949	ecb_inline void	1008	ecb_inline
		1009	void
950	req_set_path (aio_req req, SV path, SV wdsv, SV pathsv, eio_wd wd, void **ptr)	1010	req_set_path (SV path, SV wdsv, SV pathsv, eio_wd wd, void **ptr)
951	{	1011	{
952	if (expect_false (SvROK (path)))	1012	if (expect_false (SvROK (path)))
953	{	1013	{
954	SV *rv = SvRV (path);	1014	SV *rv = SvRV (path);
955	SV *wdob;	1015	SV *wdob;
…		…
980		1040
981	*pathsv = newSVsv (path);	1041	*pathsv = newSVsv (path);
982	ptr = SvPVbyte_nolen (pathsv);	1042	ptr = SvPVbyte_nolen (pathsv);
983	}	1043	}
984		1044
985	static void ecb_noinline	1045	ecb_noinline
		1046	static void
986	req_set_path1 (aio_req req, SV *path)	1047	req_set_path1 (aio_req req, SV *path)
987	{	1048	{
988	req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);	1049	req_set_path (path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
989	}	1050	}
990		1051
991	static void ecb_noinline	1052	ecb_noinline
		1053	static void
992	req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)	1054	req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
993	{	1055	{
994	SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;	1056	SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
995		1057
996	switch (SvTYPE (rv))	1058	switch (SvTYPE (rv))
…		…
1139	const_iv (MAP_STACK)	1201	const_iv (MAP_STACK)
1140		1202
1141	const_iv (MREMAP_MAYMOVE)	1203	const_iv (MREMAP_MAYMOVE)
1142	const_iv (MREMAP_FIXED)	1204	const_iv (MREMAP_FIXED)
1143		1205
1144	const_iv (F_DUPFD_CLOEXEC)
1145
1146	const_iv (MSG_CMSG_CLOEXEC)	1206	const_iv (MSG_CMSG_CLOEXEC)
1147	const_iv (SOCK_CLOEXEC)	1207	const_iv (SOCK_CLOEXEC)
		1208
		1209	const_iv (F_DUPFD_CLOEXEC)
		1210
		1211	const_iv (F_ADD_SEALS)
		1212	const_iv (F_GET_SEALS)
		1213	const_iv (F_SEAL_SEAL)
		1214	const_iv (F_SEAL_SHRINK)
		1215	const_iv (F_SEAL_GROW)
		1216	const_iv (F_SEAL_WRITE)
1148		1217
1149	const_iv (F_OFD_GETLK)	1218	const_iv (F_OFD_GETLK)
1150	const_iv (F_OFD_SETLK)	1219	const_iv (F_OFD_SETLK)
1151	const_iv (F_OFD_GETLKW)	1220	const_iv (F_OFD_GETLKW)
1152		1221
…		…
1229		1298
1230	const_iv (EFD_CLOEXEC)	1299	const_iv (EFD_CLOEXEC)
1231	const_iv (EFD_NONBLOCK)	1300	const_iv (EFD_NONBLOCK)
1232	const_iv (EFD_SEMAPHORE)	1301	const_iv (EFD_SEMAPHORE)
1233		1302
		1303	const_iv (MFD_CLOEXEC)
		1304	const_iv (MFD_ALLOW_SEALING)
		1305	const_iv (MFD_HUGETLB)
		1306
1234	const_iv (CLOCK_REALTIME)	1307	const_iv (CLOCK_REALTIME)
1235	const_iv (CLOCK_MONOTONIC)	1308	const_iv (CLOCK_MONOTONIC)
1236	const_iv (CLOCK_BOOTTIME)	1309	const_iv (CLOCK_BOOTTIME)
1237	const_iv (CLOCK_REALTIME_ALARM)	1310	const_iv (CLOCK_REALTIME_ALARM)
1238	const_iv (CLOCK_BOOTTIME_ALARM)	1311	const_iv (CLOCK_BOOTTIME_ALARM)
…		…
1241	const_iv (TFD_CLOEXEC)	1314	const_iv (TFD_CLOEXEC)
1242		1315
1243	const_iv (TFD_TIMER_ABSTIME)	1316	const_iv (TFD_TIMER_ABSTIME)
1244	const_iv (TFD_TIMER_CANCEL_ON_SET)	1317	const_iv (TFD_TIMER_CANCEL_ON_SET)
1245		1318
		1319	const_iv (STATX_TYPE)
		1320	const_iv (STATX_MODE)
		1321	const_iv (STATX_NLINK)
		1322	const_iv (STATX_UID)
		1323	const_iv (STATX_GID)
		1324	const_iv (STATX_ATIME)
		1325	const_iv (STATX_MTIME)
		1326	const_iv (STATX_CTIME)
		1327	const_iv (STATX_INO)
		1328	const_iv (STATX_SIZE)
		1329	const_iv (STATX_BLOCKS)
		1330	const_iv (STATX_BASIC_STATS)
		1331	const_iv (STATX_ALL)
		1332	const_iv (STATX_BTIME)
		1333	const_iv (STATX_ATTR_COMPRESSED)
		1334	const_iv (STATX_ATTR_IMMUTABLE)
		1335	const_iv (STATX_ATTR_APPEND)
		1336	const_iv (STATX_ATTR_NODUMP)
		1337	const_iv (STATX_ATTR_ENCRYPTED)
		1338	const_iv (STATX_ATTR_AUTOMOUNT)
		1339
		1340	const_iv (AT_FDCWD)
		1341	const_iv (AT_SYMLINK_NOFOLLOW)
		1342	const_iv (AT_EACCESS)
		1343	const_iv (AT_REMOVEDIR)
		1344	const_iv (AT_SYMLINK_FOLLOW)
		1345	const_iv (AT_NO_AUTOMOUNT)
		1346	const_iv (AT_EMPTY_PATH)
		1347	const_iv (AT_STATX_SYNC_TYPE)
		1348	const_iv (AT_STATX_AS_STAT)
		1349	const_iv (AT_STATX_FORCE_SYNC)
		1350	const_iv (AT_STATX_DONT_SYNC)
		1351	const_iv (AT_RECURSIVE)
		1352
		1353	const_iv (OPEN_TREE_CLONE)
		1354
		1355	const_iv (MOVE_MOUNT_F_SYMLINKS)
		1356	const_iv (MOVE_MOUNT_F_AUTOMOUNTS)
		1357	const_iv (MOVE_MOUNT_F_EMPTY_PATH)
		1358	const_iv (MOVE_MOUNT_T_SYMLINKS)
		1359	const_iv (MOVE_MOUNT_T_AUTOMOUNTS)
		1360	const_iv (MOVE_MOUNT_T_EMPTY_PATH)
		1361
1246	/* these are libeio constants, and are independent of gendef0 */	1362	/* these are libeio constants, and are independent of gendef0 */
1247	const_eio (SEEK_SET)	1363	const_eio (SEEK_SET)
1248	const_eio (SEEK_CUR)	1364	const_eio (SEEK_CUR)
1249	const_eio (SEEK_END)	1365	const_eio (SEEK_END)
1250		1366
1251	const_eio (MCL_FUTURE)	1367	const_eio (MCL_FUTURE)
1252	const_eio (MCL_CURRENT)	1368	const_eio (MCL_CURRENT)
		1369	const_eio (MCL_ONFAULT)
1253		1370
1254	const_eio (MS_ASYNC)	1371	const_eio (MS_ASYNC)
1255	const_eio (MS_INVALIDATE)	1372	const_eio (MS_INVALIDATE)
1256	const_eio (MS_SYNC)	1373	const_eio (MS_SYNC)
1257		1374
…		…
1296	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)	1413	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
1297	newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));	1414	newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
1298		1415
1299	newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));	1416	newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
1300		1417
		1418	/* allocate dummy pipe fd for aio_close */
		1419	{
		1420	int pipefd [2];
		1421
		1422	if (
		1423	#ifdef _WIN32
		1424	_pipe (pipefd, 1, _O_BINARY) < 0
		1425	#else
		1426	pipe (pipefd) < 0
		1427	\|\| fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
		1428	#endif
		1429	\|\| close (pipefd [1]) < 0
		1430	)
		1431	croak ("IO::AIO: unable to create dummy pipe for aio_close");
		1432
		1433	close_fd = pipefd [0];
		1434	}
		1435
1301	reinit ();	1436	reinit ();
1302	}	1437	}
1303		1438
1304	void	1439	void
1305	reinit ()	1440	reinit ()
…		…
1427		1562
1428	void	1563	void
1429	aio_close (SV fh, SV callback = &PL_sv_undef)	1564	aio_close (SV fh, SV callback = &PL_sv_undef)
1430	PPCODE:	1565	PPCODE:
1431	{	1566	{
1432	static int close_fd = -1; /* dummy fd to close fds via dup2 */
1433	int fd = s_fileno_croak (fh, 0);	1567	int fd = s_fileno_croak (fh, 0);
1434	dREQ;	1568	dREQ;
		1569	#if 0
		1570	/* partially duplicate logic in s_fileno */
		1571	SvGETMAGIC (fh);
1435		1572
1436	if (expect_false (close_fd < 0))	1573	if (SvROK (fh))
		1574	{
		1575	fh = SvRV (fh);
		1576	SvGETMAGIC (fh);
		1577	}
		1578
		1579	if (SvTYPE (fh) == SVt_PVGV)
1437	{	1580	{
1438	int pipefd [2];	1581	/* perl filehandle */
		1582	PerlIOUnix_refcnt_inc (fd);
		1583	do_close ((GV *)fh, 1);
1439		1584
1440	if (	1585	req->type = EIO_CLOSE;
1441	#ifdef _WIN32	1586	req->int1 = fd;
1442	_pipe (pipefd, 1, _O_BINARY) < 0	1587	/req->sv2 = newSVsv (fh);/ /* since we stole the fd, no need to keep the fh */
1443	#else
1444	pipe (pipefd) < 0
1445	\|\| fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1446	#endif
1447	\|\| close (pipefd [1]) < 0
1448	)
1449	abort (); /D/
1450
1451	close_fd = pipefd [0];
1452	}	1588	}
1453		1589	else
		1590	#endif
		1591	{
		1592	/* fd number */
1454	req->type = EIO_DUP2;	1593	req->type = EIO_DUP2;
1455	req->int1 = close_fd;	1594	req->int1 = close_fd;
1456	req->sv2 = newSVsv (fh);	1595	req->sv2 = newSVsv (fh);
1457	req->int2 = fd;	1596	req->int2 = fd;
		1597	}
1458		1598
1459	REQ_SEND;	1599	REQ_SEND;
1460	}	1600	}
1461		1601
1462	void	1602	void
…		…
1636	}	1776	}
1637		1777
1638	void	1778	void
1639	st_xtime ()	1779	st_xtime ()
1640	ALIAS:	1780	ALIAS:
1641	st_atime = 1	1781	st_atime = 0x01
1642	st_mtime = 2	1782	st_mtime = 0x02
1643	st_ctime = 4	1783	st_ctime = 0x04
		1784	st_btime = 0x08
1644	st_xtime = 7	1785	st_xtime = 0x0f
1645	PPCODE:	1786	PPCODE:
1646	EXTEND (SP, 3);	1787	EXTEND (SP, 4);
1647	if (ix & 1) PUSHs (newSVnv (PL_statcache.st_atime + 1e-9 * ATIMENSEC));	1788	if (ix & 0x01) PUSHs (newSVnv (PL_statcache.st_atime + 1e-9 * ATIMENSEC));
1648	if (ix & 2) PUSHs (newSVnv (PL_statcache.st_mtime + 1e-9 * MTIMENSEC));	1789	if (ix & 0x02) PUSHs (newSVnv (PL_statcache.st_mtime + 1e-9 * MTIMENSEC));
1649	if (ix & 4) PUSHs (newSVnv (PL_statcache.st_ctime + 1e-9 * CTIMENSEC));	1790	if (ix & 0x04) PUSHs (newSVnv (PL_statcache.st_ctime + 1e-9 * CTIMENSEC));
		1791	if (ix & 0x08) PUSHs (newSVnv (BTIMESEC + 1e-9 * BTIMENSEC));
1650		1792
1651	void	1793	void
1652	st_xtimensec ()	1794	st_xtimensec ()
1653	ALIAS:	1795	ALIAS:
1654	st_atimensec = 1	1796	st_atimensec = 0x01
1655	st_mtimensec = 2	1797	st_mtimensec = 0x02
1656	st_ctimensec = 4	1798	st_ctimensec = 0x04
		1799	st_btimensec = 0x08
1657	st_xtimensec = 7	1800	st_xtimensec = 0x0f
		1801	st_btimesec = 0x10
		1802	st_gen = 0x20
1658	PPCODE:	1803	PPCODE:
1659	EXTEND (SP, 3);	1804	EXTEND (SP, 4);
1660	if (ix & 1) PUSHs (newSViv (ATIMENSEC));	1805	if (ix & 0x01) PUSHs (newSViv (ATIMENSEC));
1661	if (ix & 2) PUSHs (newSViv (MTIMENSEC));	1806	if (ix & 0x02) PUSHs (newSViv (MTIMENSEC));
1662	if (ix & 4) PUSHs (newSViv (CTIMENSEC));	1807	if (ix & 0x04) PUSHs (newSViv (CTIMENSEC));
		1808	if (ix & 0x08) PUSHs (newSViv (BTIMENSEC));
		1809	if (ix & 0x10) PUSHs (newSVuv (BTIMESEC));
		1810	if (ix & 0x20) PUSHs (newSVuv (ST_GEN));
1663		1811
1664	UV	1812	UV
1665	major (UV dev)	1813	major (UV dev)
1666	ALIAS:	1814	ALIAS:
1667	minor = 1	1815	minor = 1
…		…
1784	eio_wd wd2 = 0;	1932	eio_wd wd2 = 0;
1785	dREQ;	1933	dREQ;
1786		1934
1787	req->type = ix;	1935	req->type = ix;
1788	req_set_path1 (req, oldpath);	1936	req_set_path1 (req, oldpath);
1789	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);	1937	req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1790	req->int3 = (long)wd2;	1938	req->int3 = (long)wd2;
1791		1939
1792	REQ_SEND;	1940	REQ_SEND;
1793	}	1941	}
1794		1942
…		…
1799	eio_wd wd2 = 0;	1947	eio_wd wd2 = 0;
1800	dREQ;	1948	dREQ;
1801		1949
1802	req->type = EIO_RENAME;	1950	req->type = EIO_RENAME;
1803	req_set_path1 (req, oldpath);	1951	req_set_path1 (req, oldpath);
1804	req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);	1952	req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1805	req->int2 = flags;	1953	req->int2 = flags;
1806	req->int3 = (long)wd2;	1954	req->int3 = (long)wd2;
1807		1955
1808	REQ_SEND;	1956	REQ_SEND;
1809	}	1957	}
…		…
2153	}	2301	}
2154	OUTPUT:	2302	OUTPUT:
2155	RETVAL	2303	RETVAL
2156		2304
2157	int	2305	int
2158	madvise (SV scalar, STRLEN offset = 0, SV length = &PL_sv_undef, IV advice_or_prot)	2306	madvise (SV scalar, IV offset = 0, SV length = &PL_sv_undef, IV advice_or_prot)
2159	ALIAS:	2307	ALIAS:
2160	mprotect = 1	2308	mprotect = 1
2161	CODE:	2309	CODE:
2162	{	2310	{
2163	STRLEN svlen;	2311	STRLEN svlen;
…		…
2184	}	2332	}
2185	OUTPUT:	2333	OUTPUT:
2186	RETVAL	2334	RETVAL
2187		2335
2188	int	2336	int
2189	munlock (SV scalar, STRLEN offset = 0, SV length = &PL_sv_undef)	2337	munlock (SV scalar, IV offset = 0, SV length = &PL_sv_undef)
2190	CODE:	2338	CODE:
2191	{	2339	{
2192	STRLEN svlen;	2340	STRLEN svlen;
2193	void *addr = SvPVbyte (scalar, svlen);	2341	void *addr = SvPVbyte (scalar, svlen);
2194	size_t len = SvUV (length);	2342	size_t len = SvUV (length);
…		…
2209	#else	2357	#else
2210	RETVAL = EIO_ENOSYS ();	2358	RETVAL = EIO_ENOSYS ();
2211	#endif	2359	#endif
2212	}	2360	}
2213	OUTPUT:	2361	OUTPUT:
		2362	RETVAL
		2363
		2364	int
		2365	mlockall (int flags)
		2366	PROTOTYPE: $;
		2367	CODE:
		2368	RETVAL = eio_mlockall_sync (flags);
		2369	OUTPUT:
2214	RETVAL	2370	RETVAL
2215		2371
2216	int	2372	int
2217	munlockall ()	2373	munlockall ()
2218	CODE:	2374	CODE:
…		…
2223	#endif	2379	#endif
2224	OUTPUT:	2380	OUTPUT:
2225	RETVAL	2381	RETVAL
2226		2382
2227	int	2383	int
		2384	statx (SV8 *pathname, int flags, UV mask)
		2385	CODE:
		2386	{
		2387	/* undocumented, and might go away, and anyway, should use eio_statx */
		2388	SV *wdsv = 0;
		2389	SV *pathsv = 0;
		2390	eio_wd wd = EIO_CWD;
		2391	void *ptr;
		2392	int res;
		2393
		2394	req_set_path (pathname, &wdsv, &pathsv, &wd, &ptr);
		2395	RETVAL = eio__statx (!wd \|\| wd->fd == EIO_CWD ? AT_FDCWD : wd->fd, ptr, flags, mask & STATX_ALL, &stx);
		2396
		2397	SvREFCNT_dec (pathsv);
		2398	SvREFCNT_dec (wdsv);
		2399	}
		2400	OUTPUT:
		2401	RETVAL
		2402
		2403	U32
		2404	stx_mode ()
		2405	PROTOTYPE:
		2406	CODE:
		2407	#if HAVE_STATX
		2408	RETVAL = stx.stx_mode;
		2409	#else
		2410	XSRETURN_UNDEF;
		2411	#endif
		2412	OUTPUT:
		2413	RETVAL
		2414
		2415	#define STATX_OFFSET_mask statx_offsetof (stx_mask)
		2416	#define STATX_OFFSET_blksize statx_offsetof (stx_blksize)
		2417	#define STATX_OFFSET_nlink statx_offsetof (stx_nlink)
		2418	#define STATX_OFFSET_uid statx_offsetof (stx_uid)
		2419	#define STATX_OFFSET_gid statx_offsetof (stx_gid)
		2420	#define STATX_OFFSET_rdev_major statx_offsetof (stx_rdev_major)
		2421	#define STATX_OFFSET_rdev_minor statx_offsetof (stx_rdev_minor)
		2422	#define STATX_OFFSET_dev_major statx_offsetof (stx_dev_major)
		2423	#define STATX_OFFSET_dev_minor statx_offsetof (stx_dev_minor)
		2424	#define STATX_OFFSET_attributes statx_offsetof (stx_attributes)
		2425	#define STATX_OFFSET_ino statx_offsetof (stx_ino)
		2426	#define STATX_OFFSET_size statx_offsetof (stx_size)
		2427	#define STATX_OFFSET_blocks statx_offsetof (stx_blocks)
		2428	#define STATX_OFFSET_attributes_mask statx_offsetof (stx_attributes_mask)
		2429	#define STATX_OFFSET_atime statx_offsetof (stx_atime)
		2430	#define STATX_OFFSET_btime statx_offsetof (stx_btime)
		2431	#define STATX_OFFSET_ctime statx_offsetof (stx_ctime)
		2432	#define STATX_OFFSET_mtime statx_offsetof (stx_mtime)
		2433
		2434	U32
		2435	stx_mask ()
		2436	PROTOTYPE:
		2437	ALIAS:
		2438	stx_mask = STATX_OFFSET_mask
		2439	stx_blksize = STATX_OFFSET_blksize
		2440	stx_nlink = STATX_OFFSET_nlink
		2441	stx_uid = STATX_OFFSET_uid
		2442	stx_gid = STATX_OFFSET_gid
		2443	stx_rdev_major = STATX_OFFSET_rdev_major
		2444	stx_rdev_minor = STATX_OFFSET_rdev_minor
		2445	stx_dev_major = STATX_OFFSET_dev_major
		2446	stx_dev_minor = STATX_OFFSET_dev_minor
		2447	CODE:
		2448	#if HAVE_STATX
		2449	RETVAL = (__u32 )((char *)&stx + ix);
		2450	#else
		2451	XSRETURN_UNDEF;
		2452	#endif
		2453	OUTPUT:
		2454	RETVAL
		2455
		2456	VAL64
		2457	stx_attributes ()
		2458	PROTOTYPE:
		2459	ALIAS:
		2460	stx_attributes = STATX_OFFSET_attributes
		2461	stx_ino = STATX_OFFSET_ino
		2462	stx_size = STATX_OFFSET_size
		2463	stx_blocks = STATX_OFFSET_blocks
		2464	stx_attributes_mask = STATX_OFFSET_attributes_mask
		2465	CODE:
		2466	#if HAVE_STATX
		2467	RETVAL = (__u64 )((char *)&stx + ix);
		2468	#else
		2469	XSRETURN_UNDEF;
		2470	#endif
		2471	OUTPUT:
		2472	RETVAL
		2473
		2474	NV
		2475	stx_atime ()
		2476	PROTOTYPE:
		2477	ALIAS:
		2478	stx_atime = STATX_OFFSET_atime
		2479	stx_btime = STATX_OFFSET_btime
		2480	stx_ctime = STATX_OFFSET_ctime
		2481	stx_mtime = STATX_OFFSET_mtime
		2482	CODE:
		2483	#if HAVE_STATX
		2484	struct statx_timestamp ts = (struct statx_timestamp )((char *)&stx + ix);
		2485	RETVAL = ts->tv_sec + ts->tv_nsec * 1e-9;
		2486	#else
		2487	XSRETURN_UNDEF;
		2488	#endif
		2489	OUTPUT:
		2490	RETVAL
		2491
		2492	VAL64
		2493	stx_atimesec ()
		2494	PROTOTYPE:
		2495	ALIAS:
		2496	stx_atimesec = STATX_OFFSET_atime
		2497	stx_btimesec = STATX_OFFSET_btime
		2498	stx_ctimesec = STATX_OFFSET_ctime
		2499	stx_mtimesec = STATX_OFFSET_mtime
		2500	CODE:
		2501	#if HAVE_STATX
		2502	struct statx_timestamp ts = (struct statx_timestamp )((char *)&stx + ix);
		2503	RETVAL = ts->tv_sec;
		2504	#else
		2505	XSRETURN_UNDEF;
		2506	#endif
		2507	OUTPUT:
		2508	RETVAL
		2509
		2510	U32
		2511	stx_atimensec ()
		2512	PROTOTYPE:
		2513	ALIAS:
		2514	stx_atimensec = STATX_OFFSET_atime
		2515	stx_btimensec = STATX_OFFSET_btime
		2516	stx_ctimensec = STATX_OFFSET_ctime
		2517	stx_mtimensec = STATX_OFFSET_mtime
		2518	CODE:
		2519	#if HAVE_STATX
		2520	struct statx_timestamp ts = (struct statx_timestamp )((char *)&stx + ix);
		2521	RETVAL = ts->tv_nsec;
		2522	#else
		2523	RETVAL = 0;
		2524	#endif
		2525	OUTPUT:
		2526	RETVAL
		2527
		2528	void
		2529	accept4 (aio_rfd rfh, SV *sockaddr, int salen, int flags)
		2530	PPCODE:
		2531	{
		2532	SV *retval;
		2533	#if HAVE_ACCEPT4
		2534	socklen_t salen_ = salen ? salen + 1 : 0;
		2535
		2536	if (salen)
		2537	{
		2538	sv_upgrade (sockaddr, SVt_PV);
		2539	sv_grow (sockaddr, salen_);
		2540	}
		2541
		2542	int res = accept4 (rfh, salen ? (struct sockaddr *)SvPVX (sockaddr) : 0, salen ? &salen_ : 0, flags);
		2543
		2544	retval = newmortalFH (res, O_RDWR);
		2545
		2546	if (res >= 0 && salen > 0)
		2547	{
		2548	if (salen_ > salen + 1)
		2549	salen_ = salen + 1;
		2550
		2551	SvPOK_only (sockaddr);
		2552	SvCUR_set (sockaddr, salen_);
		2553	}
		2554	#else
		2555	errno = ENOSYS;
		2556	retval = &PL_sv_undef;
		2557	#endif
		2558	XPUSHs (retval);
		2559	}
		2560
		2561	ssize_t
2228	splice (aio_rfd rfh, SV off_in, aio_wfd wfh, SV off_out, size_t length, unsigned int flags)	2562	splice (aio_rfd rfh, SV off_in, aio_wfd wfh, SV off_out, size_t length, unsigned int flags)
2229	CODE:	2563	CODE:
2230	{	2564	{
2231	#if HAVE_LINUX_SPLICE	2565	#if HAVE_LINUX_SPLICE
2232	loff_t off_in_, off_out_;	2566	loff_t off_in_, off_out_;
…		…
2240	#endif	2574	#endif
2241	}	2575	}
2242	OUTPUT:	2576	OUTPUT:
2243	RETVAL	2577	RETVAL
2244		2578
2245	int	2579	ssize_t
2246	tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)	2580	tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
2247	CODE:	2581	CODE:
2248	#if HAVE_LINUX_SPLICE	2582	#if HAVE_LINUX_SPLICE
2249	RETVAL = tee (rfh, wfh, length, flags);	2583	RETVAL = tee (rfh, wfh, length, flags);
2250	#else	2584	#else
…		…
2293	PUSHs (newmortalFH (fd[1], O_WRONLY));	2627	PUSHs (newmortalFH (fd[1], O_WRONLY));
2294	}	2628	}
2295	}	2629	}
2296		2630
2297	void	2631	void
		2632	pidfd_open (int pid, unsigned int flags = 0)
		2633	PPCODE:
		2634	{
		2635	/GENDEF0_SYSCALL(pidfd_open,434)/
		2636	int fd = syscall (SYS_pidfd_open, pid, flags);
		2637	XPUSHs (newmortalFH (fd, O_RDWR));
		2638	}
		2639
		2640	int
		2641	pidfd_send_signal (SV pidfh, int sig, SV siginfo = &PL_sv_undef, unsigned int flags = 0)
		2642	PPCODE:
		2643	{
		2644	int res;
		2645	siginfo_t si = { 0 };
		2646
		2647	if (SvOK (siginfo))
		2648	{
		2649	HV *hv;
		2650	SV **svp;
		2651
		2652	if (!SvROK (siginfo) \|\| SvTYPE (SvRV (siginfo)) != SVt_PVHV)
		2653	croak ("siginfo argument must be a hashref code, pid, uid and value_int or value_ptr members, caught");
		2654
		2655	hv = (HV *)SvRV (siginfo);
		2656
		2657	if ((svp = hv_fetchs (hv, "code" , 0))) si.si_code = SvIV (*svp);
		2658	if ((svp = hv_fetchs (hv, "pid" , 0))) si.si_pid = SvIV (*svp);
		2659	if ((svp = hv_fetchs (hv, "uid" , 0))) si.si_uid = SvIV (*svp);
		2660	if ((svp = hv_fetchs (hv, "value_int", 0))) si.si_value.sival_int = SvIV (*svp);
		2661	if ((svp = hv_fetchs (hv, "value_ptr", 0))) si.si_value.sival_ptr = (void )SvIV (svp);
		2662	}
		2663
		2664	/GENDEF0_SYSCALL(pidfd_send_signal,424)/
		2665	res = syscall (SYS_pidfd_send_signal, s_fileno_croak (pidfh, 0), sig, SvOK (siginfo) ? &si : 0, flags);
		2666
		2667	XPUSHs (sv_2mortal (newSViv (res)));
		2668	}
		2669
		2670	void
		2671	pidfd_getfd (SV *pidfh, int targetfd, unsigned int flags = 0)
		2672	PPCODE:
		2673	{
		2674	/GENDEF0_SYSCALL(pidfd_getfd,438)/
		2675	int fd = syscall (SYS_pidfd_getfd, s_fileno_croak (pidfh, 0), targetfd, flags);
		2676	XPUSHs (newmortalFH (fd, O_RDWR));
		2677	}
		2678
		2679	void
2298	eventfd (unsigned int initval = 0, int flags = 0)	2680	eventfd (unsigned int initval = 0, int flags = 0)
2299	PPCODE:	2681	PPCODE:
2300	{	2682	{
2301	int fd;	2683	int fd;
2302	#if HAVE_EVENTFD	2684	#if HAVE_EVENTFD
…		…
2365	#else	2747	#else
2366	errno = ENOSYS;	2748	errno = ENOSYS;
2367	#endif	2749	#endif
2368	}	2750	}
2369		2751
		2752	void
		2753	memfd_create (SV8 *pathname, int flags = 0)
		2754	PPCODE:
		2755	{
		2756	int fd;
		2757	#if HAVE_MEMFD_CREATE
		2758	fd = memfd_create (SvPVbyte_nolen (pathname), flags);
		2759	#else
		2760	fd = (errno = ENOSYS, -1);
		2761	#endif
		2762
		2763	XPUSHs (newmortalFH (fd, O_RDWR));
		2764	}
		2765
2370	UV	2766	UV
2371	get_fdlimit ()	2767	get_fdlimit ()
2372	CODE:	2768	CODE:
2373	#if HAVE_RLIMITS	2769	#if HAVE_RLIMITS
2374	struct rlimit rl;	2770	struct rlimit rl;
…		…
2407	if (0 == setrlimit (RLIMIT_NOFILE, &rl))	2803	if (0 == setrlimit (RLIMIT_NOFILE, &rl))
2408	XSRETURN_YES;	2804	XSRETURN_YES;
2409		2805
2410	if (errno == EPERM)	2806	if (errno == EPERM)
2411	{	2807	{
2412	/* setlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */	2808	/* setrlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */
2413	/* our limit overflows a system-wide limit */	2809	/* our limit overflows a system-wide limit */
2414	/* try an adaptive algorithm, but do not lower the hardlimit */	2810	/* try an adaptive algorithm, but do not lower the hardlimit */
2415	rl.rlim_max = 0;	2811	rl.rlim_max = 0;
2416	for (bit = 0x40000000U; bit; bit >>= 1)	2812	for (bit = 0x40000000U; bit; bit >>= 1)
2417	{	2813	{
2418	rl.rlim_max \|= bit;	2814	rl.rlim_max \|= bit;
2419	rl.rlim_cur = rl.rlim_max;	2815	rl.rlim_cur = rl.rlim_max;
2420		2816
2421	/* nevr decrease the hard limit */	2817	/* never decrease the hard limit */
2422	if (rl.rlim_max < orig_rlim_max)	2818	if (rl.rlim_max < orig_rlim_max)
2423	break;	2819	break;
2424		2820
2425	if (0 != setrlimit (RLIMIT_NOFILE, &rl))	2821	if (0 != setrlimit (RLIMIT_NOFILE, &rl))
2426	rl.rlim_max &= ~bit; /* too high, remove bit again */	2822	rl.rlim_max &= ~bit; /* too high, remove bit again */

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Comparing IO-AIO/AIO.xs (file contents): Revision 1.265 by root, Tue Aug 14 11:50:43 2018 UTC vs. Revision 1.285 by root, Tue Dec 29 15:16:28 2020 UTC

Diff Legend

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.265 by root, Tue Aug 14 11:50:43 2018 UTC vs.
Revision 1.285 by root, Tue Dec 29 15:16:28 2020 UTC