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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.251 by root, Sat Jan 6 01:04:42 2018 UTC vs.
Revision 1.276 by root, Wed Apr 3 03:03:53 2019 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#include "schmorp.h" 10#if !defined mg_findext
11# define mg_findext(sv,type,vtbl) mg_find (sv, type)
12#endif
10 13
11#include <stddef.h> 14#include <stddef.h>
12#include <stdlib.h> 15#include <stdlib.h>
13#include <errno.h> 16#include <errno.h>
14#include <sys/types.h> 17#include <sys/types.h>
18#include <sys/socket.h>
15#include <sys/stat.h> 19#include <sys/stat.h>
16#include <limits.h> 20#include <limits.h>
17#include <fcntl.h> 21#include <fcntl.h>
18#include <sched.h> 22#include <sched.h>
19
20#if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES
21# include <sys/mman.h>
22#endif
23 23
24/* the incompetent fool that created musl keeps __linux__, refuses 24/* the incompetent fool that created musl keeps __linux__, refuses
25 * 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
26 * 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
27 * for you. 27 * for you.
… …
75 #undef fchmod 75 #undef fchmod
76 #undef dup 76 #undef dup
77 #undef dup2 77 #undef dup2
78 #undef abort 78 #undef abort
79 #undef pipe 79 #undef pipe
80 #undef utime
80 81
81 #define EIO_STRUCT_STAT struct _stati64 82 #define EIO_STRUCT_STAT struct _stati64
82 #define EIO_STRUCT_STATI64 83 #define EIO_STRUCT_STATI64
83 84
84#else 85#else
… …
104#define expect_false(expr) expect ((expr) != 0, 0) 105#define expect_false(expr) expect ((expr) != 0, 0)
105#define expect_true(expr) expect ((expr) != 0, 1) 106#define expect_true(expr) expect ((expr) != 0, 1)
106 107
107/*****************************************************************************/ 108/*****************************************************************************/
108 109
109#include "libeio/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
125
126#if HAVE_ST_XTIMENSEC
127# define ATIMENSEC PL_statcache.st_atimensec
128# define MTIMENSEC PL_statcache.st_mtimensec
129# define CTIMENSEC PL_statcache.st_ctimensec
130#elif HAVE_ST_XTIMESPEC
131# define ATIMENSEC PL_statcache.st_atim.tv_nsec
132# define MTIMENSEC PL_statcache.st_mtim.tv_nsec
133# define CTIMENSEC PL_statcache.st_ctim.tv_nsec
134#else
135# define ATIMENSEC 0
136# define MTIMENSEC 0
137# define CTIMENSEC 0
138#endif
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
157#include "schmorp.h"
158
159#if HAVE_EVENTFD
160# include <sys/eventfd.h>
161#endif
162
163#if HAVE_TIMERFD
164# include <sys/timerfd.h>
165#endif
110 166
111#if HAVE_RLIMITS 167#if HAVE_RLIMITS
112 #include <sys/time.h> 168 #include <sys/time.h>
113 #include <sys/resource.h> 169 #include <sys/resource.h>
114#endif 170#endif
… …
151# else 207# else
152# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ 208# define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */
153# endif 209# endif
154#endif 210#endif
155 211
156/* defines all sorts of constants to 0 unless they are already defined */
157/* also provides const_iv_ and const_niv_ macros for them */
158#include "def0.h"
159
160#ifndef makedev 212#ifndef makedev
161# define makedev(maj,min) (((maj) << 8) | (min)) 213# define makedev(maj,min) (((maj) << 8) | (min))
162#endif 214#endif
163#ifndef major 215#ifndef major
164# define major(dev) ((dev) >> 8) 216# define major(dev) ((dev) >> 8)
165#endif 217#endif
166#ifndef minor 218#ifndef minor
167# define minor(dev) ((dev) & 0xff) 219# define minor(dev) ((dev) & 0xff)
168#endif 220#endif
169 221
222/* solaris has a non-posix/unix compliant PAGESIZE that breaks compilation */
223#ifdef __sun
224# undef PAGESIZE
225#endif
226
170#if PAGESIZE <= 0 227#if PAGESIZE <= 0
171# define PAGESIZE sysconf (_SC_PAGESIZE) 228# define PAGESIZE sysconf (_SC_PAGESIZE)
172#endif 229#endif
173 230
174/*****************************************************************************/ 231/*****************************************************************************/
175 232
176#if !_POSIX_MAPPED_FILES 233#if !_POSIX_MAPPED_FILES
177# define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS () 234# define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, (void *)-1)
178# define munmap(addr,length) EIO_ENOSYS () 235# define munmap(addr,length) EIO_ENOSYS ()
179#endif 236#endif
180 237
181#if !_POSIX_MEMORY_PROTECTION 238#if !_POSIX_MEMORY_PROTECTION
182# define mprotect(addr,len,prot) EIO_ENOSYS () 239# define mprotect(addr,len,prot) EIO_ENOSYS ()
240#endif
241
242#if !MREMAP_MAYMOVE
243# define mremap(old_address,old_size,new_size,flags,new_address) (errno = ENOSYS, (void *)-1)
183#endif 244#endif
184 245
185#define FOREIGN_MAGIC PERL_MAGIC_ext 246#define FOREIGN_MAGIC PERL_MAGIC_ext
186 247
187static int ecb_cold 248static int ecb_cold
… …
232}; 293};
233 294
234/*****************************************************************************/ 295/*****************************************************************************/
235 296
236/* helper: set scalar to foreign ptr with custom free */ 297/* helper: set scalar to foreign ptr with custom free */
298ecb_noinline
237static void 299static void
238sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length) 300sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length)
239{ 301{
240 sv_force_normal (sv); 302 sv_force_normal (sv);
241 303
… …
259{ 321{
260 /* todo: iterate over magic and only free ours, but of course */ 322 /* todo: iterate over magic and only free ours, but of course */
261 /* the perl5porters will call that (correct) behaviour buggy */ 323 /* the perl5porters will call that (correct) behaviour buggy */
262 sv_unmagic (sv, FOREIGN_MAGIC); 324 sv_unmagic (sv, FOREIGN_MAGIC);
263} 325}
326
327/*****************************************************************************/
328
329/* defines all sorts of constants to 0 unless they are already defined */
330/* also provides const_iv_ and const_niv_ macros for them */
331#include "def0.h"
264 332
265/*****************************************************************************/ 333/*****************************************************************************/
266 334
267static void 335static void
268fiemap (eio_req *req) 336fiemap (eio_req *req)
… …
360#endif 428#endif
361} 429}
362 430
363/*****************************************************************************/ 431/*****************************************************************************/
364 432
433static int close_fd; /* dummy fd to close fds via dup2 */
434
435#if HAVE_STATX
436static struct statx stx;
437#define statx_offsetof(member) offsetof (struct statx, member)
438#define eio__statx statx
439#else
440#define statx_offsetof(member) 0
441#define eio__statx(dir,path,flags,mask,stx) EIO_ENOSYS()
442#endif
443
365enum { 444enum {
366 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ 445 FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */
367}; 446};
368 447
369typedef eio_req *aio_req; 448typedef eio_req *aio_req;
… …
392 /* read any signals sent by the worker threads */ 471 /* read any signals sent by the worker threads */
393 s_epipe_drain (&respipe); 472 s_epipe_drain (&respipe);
394} 473}
395 474
396/* must be called at most once */ 475/* must be called at most once */
476ecb_noinline
397static SV * 477static SV *
398req_sv (aio_req req, HV *stash) 478req_sv (aio_req req, HV *stash)
399{ 479{
400 if (!req->self) 480 if (!req->self)
401 { 481 {
… …
410newSVaio_wd (aio_wd wd) 490newSVaio_wd (aio_wd wd)
411{ 491{
412 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash); 492 return sv_bless (newRV_noinc (newSViv ((intptr_t)wd)), aio_wd_stash);
413} 493}
414 494
495ecb_noinline
415static aio_req 496static aio_req
416SvAIO_REQ (SV *sv) 497SvAIO_REQ (SV *sv)
417{ 498{
418 MAGIC *mg; 499 MAGIC *mg;
419 500
… …
482 FREETMPS; 563 FREETMPS;
483 LEAVE; 564 LEAVE;
484 } 565 }
485} 566}
486 567
568ecb_noinline
487static void 569static void
488req_submit (eio_req *req) 570req_submit (eio_req *req)
489{ 571{
490 eio_submit (req); 572 eio_submit (req);
491 573
… …
699 { 781 {
700 req->flags &= ~EIO_FLAG_PTR2_FREE; 782 req->flags &= ~EIO_FLAG_PTR2_FREE;
701 sv_set_foreign (req->sv2, &sysfree_vtbl, req->ptr2, req->result); 783 sv_set_foreign (req->sv2, &sysfree_vtbl, req->ptr2, req->result);
702 } 784 }
703 else 785 else
786 {
704 SvCUR_set (req->sv2, req->result); 787 SvCUR_set (req->sv2, req->result);
788 *SvEND (req->sv2) = 0;
789 SvPOK_only (req->sv2);
790 }
791
792 SvSETMAGIC (req->sv2);
705 } 793 }
706 794
707 PUSHs (sv_result); 795 PUSHs (sv_result);
708 } 796 }
709 break; 797 break;
… …
746 } 834 }
747 else 835 else
748 PUSHs (sv_result); 836 PUSHs (sv_result);
749 break; 837 break;
750 838
839#if 0
840 case EIO_CLOSE:
841 PerlIOUnix_refcnt_dec (req->int1);
842 break;
843#endif
844
751 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ 845 case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */
752 if (req->result > 0) 846 if (req->result > 0)
753 SvIV_set (sv_result, 0); 847 SvIV_set (sv_result, 0);
754 /* FALLTHROUGH */ 848 /* FALLTHROUGH */
755 849
… …
806 grp->sv2 = 0; 900 grp->sv2 = 0;
807 901
808 eio_grp_cancel (grp); 902 eio_grp_cancel (grp);
809} 903}
810 904
811static void ecb_cold 905ecb_cold
906static void
812create_respipe (void) 907create_respipe (void)
813{ 908{
814 if (s_epipe_renew (&respipe)) 909 if (s_epipe_renew (&respipe))
815 croak ("IO::AIO: unable to initialize result pipe"); 910 croak ("IO::AIO: unable to initialize result pipe");
816} 911}
… …
850 945
851 poll_wait (); 946 poll_wait ();
852 } 947 }
853} 948}
854 949
855static void ecb_cold 950ecb_cold
951static void
856reinit (void) 952reinit (void)
857{ 953{
858 create_respipe (); 954 create_respipe ();
859 955
860 if (eio_init (want_poll, done_poll) < 0) 956 if (eio_init (want_poll, done_poll) < 0)
… …
868{ 964{
869 SvGETMAGIC (cb_sv); 965 SvGETMAGIC (cb_sv);
870 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 966 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
871} 967}
872 968
969ecb_noinline
873static aio_req ecb_noinline 970static aio_req ecb_noinline
874dreq (SV *callback) 971dreq (SV *callback)
875{ 972{
876 SV *cb_cv; 973 SV *cb_cv;
877 aio_req req; 974 aio_req req;
… …
899 SPAGAIN; \ 996 SPAGAIN; \
900 \ 997 \
901 if (GIMME_V != G_VOID) \ 998 if (GIMME_V != G_VOID) \
902 XPUSHs (req_sv (req, aio_req_stash)); 999 XPUSHs (req_sv (req, aio_req_stash));
903 1000
1001/* *wdsv, *pathsv, *wd and *ptr must be 0-initialized */
904ecb_inline void 1002ecb_inline
1003void
905req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr) 1004req_set_path (SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr)
906{ 1005{
907 if (expect_false (SvROK (path))) 1006 if (expect_false (SvROK (path)))
908 { 1007 {
909 SV *rv = SvRV (path); 1008 SV *rv = SvRV (path);
910 SV *wdob; 1009 SV *wdob;
… …
935 1034
936 *pathsv = newSVsv (path); 1035 *pathsv = newSVsv (path);
937 *ptr = SvPVbyte_nolen (*pathsv); 1036 *ptr = SvPVbyte_nolen (*pathsv);
938} 1037}
939 1038
940static void ecb_noinline 1039ecb_noinline
1040static void
941req_set_path1 (aio_req req, SV *path) 1041req_set_path1 (aio_req req, SV *path)
942{ 1042{
943 req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1); 1043 req_set_path (path, &req->sv1, &req->sv3, &req->wd, &req->ptr1);
944} 1044}
945 1045
946static void ecb_noinline 1046ecb_noinline
1047static void
947req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path) 1048req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path)
948{ 1049{
949 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path; 1050 SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path;
950 1051
951 switch (SvTYPE (rv)) 1052 switch (SvTYPE (rv))
… …
963 req_set_path1 (req, fh_or_path); 1064 req_set_path1 (req, fh_or_path);
964 break; 1065 break;
965 } 1066 }
966} 1067}
967 1068
1069/*****************************************************************************/
1070
1071static void
1072ts_set (struct timespec *ts, NV value)
1073{
1074 ts->tv_sec = value;
1075 ts->tv_nsec = (value - ts->tv_sec) * 1e9;
1076}
1077
1078static NV
1079ts_get (const struct timespec *ts)
1080{
1081 return ts->tv_sec + ts->tv_nsec * 1e-9;
1082}
1083
1084/*****************************************************************************/
1085
968XS(boot_IO__AIO) ecb_cold; 1086XS(boot_IO__AIO) ecb_cold;
969 1087
970MODULE = IO::AIO PACKAGE = IO::AIO 1088MODULE = IO::AIO PACKAGE = IO::AIO
971 1089
972PROTOTYPES: ENABLE 1090PROTOTYPES: ENABLE
… …
1003 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) 1121 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
1004 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) 1122 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
1005 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) 1123 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
1006 1124
1007 /* the second block will be 0 when missing */ 1125 /* the second block will be 0 when missing */
1126 const_iv (O_ACCMODE)
1127
1008 const_iv (O_RDONLY) 1128 const_iv (O_RDONLY)
1009 const_iv (O_WRONLY) 1129 const_iv (O_WRONLY)
1010 const_iv (O_RDWR) 1130 const_iv (O_RDWR)
1011 const_iv (O_CREAT) 1131 const_iv (O_CREAT)
1012 const_iv (O_TRUNC) 1132 const_iv (O_TRUNC)
… …
1072 const_iv (MAP_GROWSDOWN) 1192 const_iv (MAP_GROWSDOWN)
1073 const_iv (MAP_32BIT) 1193 const_iv (MAP_32BIT)
1074 const_iv (MAP_HUGETLB) 1194 const_iv (MAP_HUGETLB)
1075 const_iv (MAP_STACK) 1195 const_iv (MAP_STACK)
1076 1196
1197 const_iv (MREMAP_MAYMOVE)
1198 const_iv (MREMAP_FIXED)
1199
1077 const_iv (F_DUPFD_CLOEXEC) 1200 const_iv (F_DUPFD_CLOEXEC)
1201
1202 const_iv (MSG_CMSG_CLOEXEC)
1203 const_iv (SOCK_CLOEXEC)
1078 1204
1079 const_iv (F_OFD_GETLK) 1205 const_iv (F_OFD_GETLK)
1080 const_iv (F_OFD_SETLK) 1206 const_iv (F_OFD_SETLK)
1081 const_iv (F_OFD_GETLKW) 1207 const_iv (F_OFD_GETLKW)
1082 1208
… …
1155 const_iv (SPLICE_F_MOVE) 1281 const_iv (SPLICE_F_MOVE)
1156 const_iv (SPLICE_F_NONBLOCK) 1282 const_iv (SPLICE_F_NONBLOCK)
1157 const_iv (SPLICE_F_MORE) 1283 const_iv (SPLICE_F_MORE)
1158 const_iv (SPLICE_F_GIFT) 1284 const_iv (SPLICE_F_GIFT)
1159 1285
1286 const_iv (EFD_CLOEXEC)
1287 const_iv (EFD_NONBLOCK)
1288 const_iv (EFD_SEMAPHORE)
1289
1290 const_iv (MFD_CLOEXEC)
1291 const_iv (MFD_ALLOW_SEALING)
1292 const_iv (MFD_HUGETLB)
1293
1294 const_iv (CLOCK_REALTIME)
1295 const_iv (CLOCK_MONOTONIC)
1296 const_iv (CLOCK_BOOTTIME)
1297 const_iv (CLOCK_REALTIME_ALARM)
1298 const_iv (CLOCK_BOOTTIME_ALARM)
1299
1300 const_iv (TFD_NONBLOCK)
1301 const_iv (TFD_CLOEXEC)
1302
1303 const_iv (TFD_TIMER_ABSTIME)
1304 const_iv (TFD_TIMER_CANCEL_ON_SET)
1305
1306 const_iv (STATX_TYPE)
1307 const_iv (STATX_MODE)
1308 const_iv (STATX_NLINK)
1309 const_iv (STATX_UID)
1310 const_iv (STATX_GID)
1311 const_iv (STATX_ATIME)
1312 const_iv (STATX_MTIME)
1313 const_iv (STATX_CTIME)
1314 const_iv (STATX_INO)
1315 const_iv (STATX_SIZE)
1316 const_iv (STATX_BLOCKS)
1317 const_iv (STATX_BASIC_STATS)
1318 const_iv (STATX_ALL)
1319 const_iv (STATX_BTIME)
1320 const_iv (STATX_ATTR_COMPRESSED)
1321 const_iv (STATX_ATTR_IMMUTABLE)
1322 const_iv (STATX_ATTR_APPEND)
1323 const_iv (STATX_ATTR_NODUMP)
1324 const_iv (STATX_ATTR_ENCRYPTED)
1325 const_iv (STATX_ATTR_AUTOMOUNT)
1326
1160 /* these are libeio constants, and are independent of gendef0 */ 1327 /* these are libeio constants, and are independent of gendef0 */
1161 const_eio (SEEK_SET) 1328 const_eio (SEEK_SET)
1162 const_eio (SEEK_CUR) 1329 const_eio (SEEK_CUR)
1163 const_eio (SEEK_END) 1330 const_eio (SEEK_END)
1164 1331
1165 const_eio (MCL_FUTURE) 1332 const_eio (MCL_FUTURE)
1166 const_eio (MCL_CURRENT) 1333 const_eio (MCL_CURRENT)
1334 const_eio (MCL_ONFAULT)
1167 1335
1168 const_eio (MS_ASYNC) 1336 const_eio (MS_ASYNC)
1169 const_eio (MS_INVALIDATE) 1337 const_eio (MS_INVALIDATE)
1170 const_eio (MS_SYNC) 1338 const_eio (MS_SYNC)
1171 1339
… …
1210 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) 1378 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
1211 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); 1379 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
1212 1380
1213 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1381 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
1214 1382
1383 /* allocate dummy pipe fd for aio_close */
1384 {
1385 int pipefd [2];
1386
1387 if (
1388#ifdef _WIN32
1389 _pipe (pipefd, 1, _O_BINARY) < 0
1390#else
1391 pipe (pipefd) < 0
1392 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1393#endif
1394 || close (pipefd [1]) < 0
1395 )
1396 croak ("IO::AIO: unable to create dummy pipe for aio_close");
1397
1398 close_fd = pipefd [0];
1399 }
1400
1215 reinit (); 1401 reinit ();
1216} 1402}
1217 1403
1218void 1404void
1219reinit () 1405reinit ()
… …
1341 1527
1342void 1528void
1343aio_close (SV *fh, SV *callback = &PL_sv_undef) 1529aio_close (SV *fh, SV *callback = &PL_sv_undef)
1344 PPCODE: 1530 PPCODE:
1345{ 1531{
1346 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1347 int fd = s_fileno_croak (fh, 0); 1532 int fd = s_fileno_croak (fh, 0);
1348 dREQ; 1533 dREQ;
1534#if 0
1535 /* partially duplicate logic in s_fileno */
1536 SvGETMAGIC (fh);
1349 1537
1350 if (expect_false (close_fd < 0)) 1538 if (SvROK (fh))
1539 {
1540 fh = SvRV (fh);
1541 SvGETMAGIC (fh);
1542 }
1543
1544 if (SvTYPE (fh) == SVt_PVGV)
1351 { 1545 {
1352 int pipefd [2]; 1546 /* perl filehandle */
1547 PerlIOUnix_refcnt_inc (fd);
1548 do_close ((GV *)fh, 1);
1353 1549
1354 if ( 1550 req->type = EIO_CLOSE;
1355#ifdef _WIN32 1551 req->int1 = fd;
1356 _pipe (pipefd, 1, _O_BINARY) < 0 1552 /*req->sv2 = newSVsv (fh);*/ /* since we stole the fd, no need to keep the fh */
1357#else
1358 pipe (pipefd) < 0
1359 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1360#endif
1361 || close (pipefd [1]) < 0
1362 )
1363 abort (); /*D*/
1364
1365 close_fd = pipefd [0];
1366 } 1553 }
1367 1554 else
1555#endif
1556 {
1557 /* fd number */
1368 req->type = EIO_DUP2; 1558 req->type = EIO_DUP2;
1369 req->int1 = close_fd; 1559 req->int1 = close_fd;
1370 req->sv2 = newSVsv (fh); 1560 req->sv2 = newSVsv (fh);
1371 req->int2 = fd; 1561 req->int2 = fd;
1562 }
1372 1563
1373 REQ_SEND; 1564 REQ_SEND;
1374} 1565}
1375 1566
1376void 1567void
… …
1415 } 1606 }
1416 else 1607 else
1417 { 1608 {
1418 /* read: check type and grow scalar as necessary */ 1609 /* read: check type and grow scalar as necessary */
1419 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) 1610 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1420 svptr = sv_grow (data, len + dataoffset); 1611 svptr = sv_grow (data, len + dataoffset + 1);
1421 else if (SvCUR (data) < len + dataoffset) 1612 else if (SvCUR (data) < len + dataoffset)
1422 croak ("length + dataoffset outside of scalar, and cannot grow"); 1613 croak ("length + dataoffset outside of scalar, and cannot grow");
1423 } 1614 }
1424 1615
1425 { 1616 {
… …
1547 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); 1738 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1548 1739
1549 REQ_SEND; 1740 REQ_SEND;
1550} 1741}
1551 1742
1743void
1744st_xtime ()
1745 ALIAS:
1746 st_atime = 0x01
1747 st_mtime = 0x02
1748 st_ctime = 0x04
1749 st_btime = 0x08
1750 st_xtime = 0x0f
1751 PPCODE:
1752 EXTEND (SP, 4);
1753 if (ix & 0x01) PUSHs (newSVnv (PL_statcache.st_atime + 1e-9 * ATIMENSEC));
1754 if (ix & 0x02) PUSHs (newSVnv (PL_statcache.st_mtime + 1e-9 * MTIMENSEC));
1755 if (ix & 0x04) PUSHs (newSVnv (PL_statcache.st_ctime + 1e-9 * CTIMENSEC));
1756 if (ix & 0x08) PUSHs (newSVnv (BTIMESEC + 1e-9 * BTIMENSEC));
1757
1758void
1759st_xtimensec ()
1760 ALIAS:
1761 st_atimensec = 0x01
1762 st_mtimensec = 0x02
1763 st_ctimensec = 0x04
1764 st_btimensec = 0x08
1765 st_xtimensec = 0x0f
1766 st_btimesec = 0x10
1767 st_gen = 0x20
1768 PPCODE:
1769 EXTEND (SP, 4);
1770 if (ix & 0x01) PUSHs (newSViv (ATIMENSEC));
1771 if (ix & 0x02) PUSHs (newSViv (MTIMENSEC));
1772 if (ix & 0x04) PUSHs (newSViv (CTIMENSEC));
1773 if (ix & 0x08) PUSHs (newSViv (BTIMENSEC));
1774 if (ix & 0x10) PUSHs (newSVuv (BTIMESEC));
1775 if (ix & 0x20) PUSHs (newSVuv (ST_GEN));
1776
1552UV 1777UV
1553major (UV dev) 1778major (UV dev)
1554 ALIAS: 1779 ALIAS:
1555 minor = 1 1780 minor = 1
1556 CODE: 1781 CODE:
… …
1672 eio_wd wd2 = 0; 1897 eio_wd wd2 = 0;
1673 dREQ; 1898 dREQ;
1674 1899
1675 req->type = ix; 1900 req->type = ix;
1676 req_set_path1 (req, oldpath); 1901 req_set_path1 (req, oldpath);
1677 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); 1902 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1678 req->int3 = (long)wd2; 1903 req->int3 = (long)wd2;
1679 1904
1680 REQ_SEND; 1905 REQ_SEND;
1681} 1906}
1682 1907
… …
1687 eio_wd wd2 = 0; 1912 eio_wd wd2 = 0;
1688 dREQ; 1913 dREQ;
1689 1914
1690 req->type = EIO_RENAME; 1915 req->type = EIO_RENAME;
1691 req_set_path1 (req, oldpath); 1916 req_set_path1 (req, oldpath);
1692 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); 1917 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1693 req->int2 = flags; 1918 req->int2 = flags;
1694 req->int3 = (long)wd2; 1919 req->int3 = (long)wd2;
1695 1920
1696 REQ_SEND; 1921 REQ_SEND;
1697} 1922}
… …
1819 sv_clear_foreign (data); 2044 sv_clear_foreign (data);
1820 2045
1821 if (length) /* known length, directly read into scalar */ 2046 if (length) /* known length, directly read into scalar */
1822 { 2047 {
1823 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) 2048 if (!SvPOK (data) || SvLEN (data) >= SvCUR (data))
1824 svptr = sv_grow (data, length); 2049 svptr = sv_grow (data, length + 1);
1825 else if (SvCUR (data) < length) 2050 else if (SvCUR (data) < length)
1826 croak ("length outside of scalar, and cannot grow"); 2051 croak ("length outside of scalar, and cannot grow");
1827 else 2052 else
1828 svptr = SvPVbyte_nolen (data); 2053 svptr = SvPVbyte_nolen (data);
1829 } 2054 }
… …
2010void 2235void
2011munmap (SV *scalar) 2236munmap (SV *scalar)
2012 CODE: 2237 CODE:
2013 sv_clear_foreign (scalar); 2238 sv_clear_foreign (scalar);
2014 2239
2240SV *
2241mremap (SV *scalar, STRLEN new_length, int flags = MREMAP_MAYMOVE, IV new_address = 0)
2242 CODE:
2243{
2244 MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl);
2245 void *new;
2246
2247 if (!mg || SvPVX (scalar) != mg->mg_ptr)
2248 croak ("IO::AIO::mremap: scalar not mapped by IO::AIO::mmap or improperly modified");
2249
2250 new = mremap (mg->mg_ptr, (size_t)mg->mg_obj, new_length, flags, (void *)new_address);
2251
2252 RETVAL = &PL_sv_no;
2253
2254 if (new != (void *)-1)
2255 {
2256 RETVAL = new == (void *)mg->mg_ptr
2257 ? newSVpvn ("0 but true", 10)
2258 : &PL_sv_yes;
2259
2260 mg->mg_ptr = (char *)new;
2261 mg->mg_obj = (SV *)new_length;
2262
2263 SvPVX (scalar) = mg->mg_ptr;
2264 SvCUR_set (scalar, new_length);
2265 }
2266}
2267 OUTPUT:
2268 RETVAL
2269
2015int 2270int
2016madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 2271madvise (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
2017 ALIAS: 2272 ALIAS:
2018 mprotect = 1 2273 mprotect = 1
2019 CODE: 2274 CODE:
2020{ 2275{
2021 STRLEN svlen; 2276 STRLEN svlen;
… …
2042} 2297}
2043 OUTPUT: 2298 OUTPUT:
2044 RETVAL 2299 RETVAL
2045 2300
2046int 2301int
2047munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef) 2302munlock (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef)
2048 CODE: 2303 CODE:
2049{ 2304{
2050 STRLEN svlen; 2305 STRLEN svlen;
2051 void *addr = SvPVbyte (scalar, svlen); 2306 void *addr = SvPVbyte (scalar, svlen);
2052 size_t len = SvUV (length); 2307 size_t len = SvUV (length);
… …
2067#else 2322#else
2068 RETVAL = EIO_ENOSYS (); 2323 RETVAL = EIO_ENOSYS ();
2069#endif 2324#endif
2070} 2325}
2071 OUTPUT: 2326 OUTPUT:
2327 RETVAL
2328
2329int
2330mlockall (int flags)
2331 PROTOTYPE: $;
2332 CODE:
2333 RETVAL = eio_mlockall_sync (flags);
2334 OUTPUT:
2072 RETVAL 2335 RETVAL
2073 2336
2074int 2337int
2075munlockall () 2338munlockall ()
2076 CODE: 2339 CODE:
… …
2078 munlockall (); 2341 munlockall ();
2079#else 2342#else
2080 RETVAL = EIO_ENOSYS (); 2343 RETVAL = EIO_ENOSYS ();
2081#endif 2344#endif
2082 OUTPUT: 2345 OUTPUT:
2346 RETVAL
2347
2348int
2349statx (SV8 *pathname, int flags, UV mask)
2350 CODE:
2351{
2352 /* undocumented, and might go away, and anyway, should use eio_statx */
2353 SV *wdsv = 0;
2354 SV *pathsv = 0;
2355 eio_wd wd = EIO_CWD;
2356 void *ptr;
2357 int res;
2358
2359 req_set_path (pathname, &wdsv, &pathsv, &wd, &ptr);
2360 RETVAL = eio__statx (!wd || wd->fd == EIO_CWD ? AT_FDCWD : wd->fd, ptr, flags, mask & STATX_ALL, &stx);
2361
2362 SvREFCNT_dec (pathsv);
2363 SvREFCNT_dec (wdsv);
2364}
2365 OUTPUT:
2366 RETVAL
2367
2368U32
2369stx_mode ()
2370 PROTOTYPE:
2371 CODE:
2372#if HAVE_STATX
2373 RETVAL = stx.stx_mode;
2374#else
2375 XSRETURN_UNDEF;
2376#endif
2377 OUTPUT:
2378 RETVAL
2379
2380#define STATX_OFFSET_mask statx_offsetof (stx_mask)
2381#define STATX_OFFSET_blksize statx_offsetof (stx_blksize)
2382#define STATX_OFFSET_nlink statx_offsetof (stx_nlink)
2383#define STATX_OFFSET_uid statx_offsetof (stx_uid)
2384#define STATX_OFFSET_gid statx_offsetof (stx_gid)
2385#define STATX_OFFSET_rdev_major statx_offsetof (stx_rdev_major)
2386#define STATX_OFFSET_rdev_minor statx_offsetof (stx_rdev_minor)
2387#define STATX_OFFSET_dev_major statx_offsetof (stx_dev_major)
2388#define STATX_OFFSET_dev_minor statx_offsetof (stx_dev_minor)
2389#define STATX_OFFSET_attributes statx_offsetof (stx_attributes)
2390#define STATX_OFFSET_ino statx_offsetof (stx_ino)
2391#define STATX_OFFSET_size statx_offsetof (stx_size)
2392#define STATX_OFFSET_blocks statx_offsetof (stx_blocks)
2393#define STATX_OFFSET_attributes_mask statx_offsetof (stx_attributes_mask)
2394#define STATX_OFFSET_atime statx_offsetof (stx_atime)
2395#define STATX_OFFSET_btime statx_offsetof (stx_btime)
2396#define STATX_OFFSET_ctime statx_offsetof (stx_ctime)
2397#define STATX_OFFSET_mtime statx_offsetof (stx_mtime)
2398
2399U32
2400stx_mask ()
2401 PROTOTYPE:
2402 ALIAS:
2403 stx_mask = STATX_OFFSET_mask
2404 stx_blksize = STATX_OFFSET_blksize
2405 stx_nlink = STATX_OFFSET_nlink
2406 stx_uid = STATX_OFFSET_uid
2407 stx_gid = STATX_OFFSET_gid
2408 stx_rdev_major = STATX_OFFSET_rdev_major
2409 stx_rdev_minor = STATX_OFFSET_rdev_minor
2410 stx_dev_major = STATX_OFFSET_dev_major
2411 stx_dev_minor = STATX_OFFSET_dev_minor
2412 CODE:
2413#if HAVE_STATX
2414 RETVAL = *(__u32 *)((char *)&stx + ix);
2415#else
2416 XSRETURN_UNDEF;
2417#endif
2418 OUTPUT:
2419 RETVAL
2420
2421VAL64
2422stx_attributes ()
2423 PROTOTYPE:
2424 ALIAS:
2425 stx_attributes = STATX_OFFSET_attributes
2426 stx_ino = STATX_OFFSET_ino
2427 stx_size = STATX_OFFSET_size
2428 stx_blocks = STATX_OFFSET_blocks
2429 stx_attributes_mask = STATX_OFFSET_attributes_mask
2430 CODE:
2431#if HAVE_STATX
2432 RETVAL = *(__u64 *)((char *)&stx + ix);
2433#else
2434 XSRETURN_UNDEF;
2435#endif
2436 OUTPUT:
2437 RETVAL
2438
2439NV
2440stx_atime ()
2441 PROTOTYPE:
2442 ALIAS:
2443 stx_atime = STATX_OFFSET_atime
2444 stx_btime = STATX_OFFSET_btime
2445 stx_ctime = STATX_OFFSET_ctime
2446 stx_mtime = STATX_OFFSET_mtime
2447 CODE:
2448#if HAVE_STATX
2449 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2450 RETVAL = ts->tv_sec + ts->tv_nsec * 1e-9;
2451#else
2452 XSRETURN_UNDEF;
2453#endif
2454 OUTPUT:
2455 RETVAL
2456
2457VAL64
2458stx_atimesec ()
2459 PROTOTYPE:
2460 ALIAS:
2461 stx_atimesec = STATX_OFFSET_atime
2462 stx_btimesec = STATX_OFFSET_btime
2463 stx_ctimesec = STATX_OFFSET_ctime
2464 stx_mtimesec = STATX_OFFSET_mtime
2465 CODE:
2466#if HAVE_STATX
2467 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2468 RETVAL = ts->tv_sec;
2469#else
2470 XSRETURN_UNDEF;
2471#endif
2472 OUTPUT:
2473 RETVAL
2474
2475U32
2476stx_atimensec ()
2477 PROTOTYPE:
2478 ALIAS:
2479 stx_atimensec = STATX_OFFSET_atime
2480 stx_btimensec = STATX_OFFSET_btime
2481 stx_ctimensec = STATX_OFFSET_ctime
2482 stx_mtimensec = STATX_OFFSET_mtime
2483 CODE:
2484#if HAVE_STATX
2485 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2486 RETVAL = ts->tv_nsec;
2487#else
2488 RETVAL = 0;
2489#endif
2490 OUTPUT:
2083 RETVAL 2491 RETVAL
2084 2492
2085int 2493int
2086splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags) 2494splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
2087 CODE: 2495 CODE:
… …
2148 { 2556 {
2149 EXTEND (SP, 2); 2557 EXTEND (SP, 2);
2150 PUSHs (newmortalFH (fd[0], O_RDONLY)); 2558 PUSHs (newmortalFH (fd[0], O_RDONLY));
2151 PUSHs (newmortalFH (fd[1], O_WRONLY)); 2559 PUSHs (newmortalFH (fd[1], O_WRONLY));
2152 } 2560 }
2561}
2562
2563void
2564eventfd (unsigned int initval = 0, int flags = 0)
2565 PPCODE:
2566{
2567 int fd;
2568#if HAVE_EVENTFD
2569 fd = eventfd (initval, flags);
2570#else
2571 fd = (errno = ENOSYS, -1);
2572#endif
2573
2574 XPUSHs (newmortalFH (fd, O_RDWR));
2575}
2576
2577void
2578timerfd_create (int clockid, int flags = 0)
2579 PPCODE:
2580{
2581 int fd;
2582#if HAVE_TIMERFD
2583 fd = timerfd_create (clockid, flags);
2584#else
2585 fd = (errno = ENOSYS, -1);
2586#endif
2587
2588 XPUSHs (newmortalFH (fd, O_RDWR));
2589}
2590
2591void
2592timerfd_settime (SV *fh, int flags, NV interval, NV value)
2593 PPCODE:
2594{
2595 int fd = s_fileno_croak (fh, 0);
2596#if HAVE_TIMERFD
2597 int res;
2598 struct itimerspec its, ots;
2599
2600 ts_set (&its.it_interval, interval);
2601 ts_set (&its.it_value , value);
2602 res = timerfd_settime (fd, flags, &its, &ots);
2603
2604 if (!res)
2605 {
2606 EXTEND (SP, 2);
2607 PUSHs (newSVnv (ts_get (&ots.it_interval)));
2608 PUSHs (newSVnv (ts_get (&ots.it_value)));
2609 }
2610#else
2611 errno = ENOSYS;
2612#endif
2613}
2614
2615void
2616timerfd_gettime (SV *fh)
2617 PPCODE:
2618{
2619 int fd = s_fileno_croak (fh, 0);
2620#if HAVE_TIMERFD
2621 int res;
2622 struct itimerspec ots;
2623 res = timerfd_gettime (fd, &ots);
2624
2625 if (!res)
2626 {
2627 EXTEND (SP, 2);
2628 PUSHs (newSVnv (ts_get (&ots.it_interval)));
2629 PUSHs (newSVnv (ts_get (&ots.it_value)));
2630 }
2631#else
2632 errno = ENOSYS;
2633#endif
2634}
2635
2636void
2637memfd_create (SV8 *pathname, int flags = 0)
2638 PPCODE:
2639{
2640 int fd;
2641#if HAVE_MEMFD_CREATE
2642 fd = memfd_create (SvPVbyte_nolen (pathname), flags);
2643#else
2644 fd = (errno = ENOSYS, -1);
2645#endif
2646
2647 XPUSHs (newmortalFH (fd, O_RDWR));
2153} 2648}
2154 2649
2155UV 2650UV
2156get_fdlimit () 2651get_fdlimit ()
2157 CODE: 2652 CODE:

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