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Comparing IO-AIO/AIO.xs (file contents):
Revision 1.252 by root, Sat Jan 6 02:11:10 2018 UTC vs.
Revision 1.280 by root, Tue Sep 10 02:16:41 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
… …
752 } 834 }
753 else 835 else
754 PUSHs (sv_result); 836 PUSHs (sv_result);
755 break; 837 break;
756 838
839#if 0
840 case EIO_CLOSE:
841 PerlIOUnix_refcnt_dec (req->int1);
842 break;
843#endif
844
757 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 */
758 if (req->result > 0) 846 if (req->result > 0)
759 SvIV_set (sv_result, 0); 847 SvIV_set (sv_result, 0);
760 /* FALLTHROUGH */ 848 /* FALLTHROUGH */
761 849
… …
812 grp->sv2 = 0; 900 grp->sv2 = 0;
813 901
814 eio_grp_cancel (grp); 902 eio_grp_cancel (grp);
815} 903}
816 904
817static void ecb_cold 905ecb_cold
906static void
818create_respipe (void) 907create_respipe (void)
819{ 908{
820 if (s_epipe_renew (&respipe)) 909 if (s_epipe_renew (&respipe))
821 croak ("IO::AIO: unable to initialize result pipe"); 910 croak ("IO::AIO: unable to initialize result pipe");
822} 911}
… …
856 945
857 poll_wait (); 946 poll_wait ();
858 } 947 }
859} 948}
860 949
861static void ecb_cold 950ecb_cold
951static void
862reinit (void) 952reinit (void)
863{ 953{
864 create_respipe (); 954 create_respipe ();
865 955
866 if (eio_init (want_poll, done_poll) < 0) 956 if (eio_init (want_poll, done_poll) < 0)
… …
874{ 964{
875 SvGETMAGIC (cb_sv); 965 SvGETMAGIC (cb_sv);
876 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; 966 return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0;
877} 967}
878 968
969ecb_noinline
879static aio_req ecb_noinline 970static aio_req ecb_noinline
880dreq (SV *callback) 971dreq (SV *callback)
881{ 972{
882 SV *cb_cv; 973 SV *cb_cv;
883 aio_req req; 974 aio_req req;
… …
905 SPAGAIN; \ 996 SPAGAIN; \
906 \ 997 \
907 if (GIMME_V != G_VOID) \ 998 if (GIMME_V != G_VOID) \
908 XPUSHs (req_sv (req, aio_req_stash)); 999 XPUSHs (req_sv (req, aio_req_stash));
909 1000
1001/* *wdsv, *pathsv, *wd and *ptr must be 0-initialized */
910ecb_inline void 1002ecb_inline
1003void
911req_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)
912{ 1005{
913 if (expect_false (SvROK (path))) 1006 if (expect_false (SvROK (path)))
914 { 1007 {
915 SV *rv = SvRV (path); 1008 SV *rv = SvRV (path);
916 SV *wdob; 1009 SV *wdob;
… …
941 1034
942 *pathsv = newSVsv (path); 1035 *pathsv = newSVsv (path);
943 *ptr = SvPVbyte_nolen (*pathsv); 1036 *ptr = SvPVbyte_nolen (*pathsv);
944} 1037}
945 1038
946static void ecb_noinline 1039ecb_noinline
1040static void
947req_set_path1 (aio_req req, SV *path) 1041req_set_path1 (aio_req req, SV *path)
948{ 1042{
949 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);
950} 1044}
951 1045
952static void ecb_noinline 1046ecb_noinline
1047static void
953req_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)
954{ 1049{
955 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;
956 1051
957 switch (SvTYPE (rv)) 1052 switch (SvTYPE (rv))
… …
969 req_set_path1 (req, fh_or_path); 1064 req_set_path1 (req, fh_or_path);
970 break; 1065 break;
971 } 1066 }
972} 1067}
973 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
974XS(boot_IO__AIO) ecb_cold; 1086XS(boot_IO__AIO) ecb_cold;
975 1087
976MODULE = IO::AIO PACKAGE = IO::AIO 1088MODULE = IO::AIO PACKAGE = IO::AIO
977 1089
978PROTOTYPES: ENABLE 1090PROTOTYPES: ENABLE
… …
1009 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) 1121 const_niv (MADV_RANDOM , POSIX_MADV_RANDOM)
1010 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) 1122 const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED)
1011 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) 1123 const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED)
1012 1124
1013 /* the second block will be 0 when missing */ 1125 /* the second block will be 0 when missing */
1126 const_iv (O_ACCMODE)
1127
1014 const_iv (O_RDONLY) 1128 const_iv (O_RDONLY)
1015 const_iv (O_WRONLY) 1129 const_iv (O_WRONLY)
1016 const_iv (O_RDWR) 1130 const_iv (O_RDWR)
1017 const_iv (O_CREAT) 1131 const_iv (O_CREAT)
1018 const_iv (O_TRUNC) 1132 const_iv (O_TRUNC)
… …
1078 const_iv (MAP_GROWSDOWN) 1192 const_iv (MAP_GROWSDOWN)
1079 const_iv (MAP_32BIT) 1193 const_iv (MAP_32BIT)
1080 const_iv (MAP_HUGETLB) 1194 const_iv (MAP_HUGETLB)
1081 const_iv (MAP_STACK) 1195 const_iv (MAP_STACK)
1082 1196
1197 const_iv (MREMAP_MAYMOVE)
1198 const_iv (MREMAP_FIXED)
1199
1200 const_iv (MSG_CMSG_CLOEXEC)
1201 const_iv (SOCK_CLOEXEC)
1202
1083 const_iv (F_DUPFD_CLOEXEC) 1203 const_iv (F_DUPFD_CLOEXEC)
1204
1205 const_iv (F_ADD_SEALS)
1206 const_iv (F_GET_SEALS)
1207 const_iv (F_SEAL_SEAL)
1208 const_iv (F_SEAL_SHRINK)
1209 const_iv (F_SEAL_GROW)
1210 const_iv (F_SEAL_WRITE)
1084 1211
1085 const_iv (F_OFD_GETLK) 1212 const_iv (F_OFD_GETLK)
1086 const_iv (F_OFD_SETLK) 1213 const_iv (F_OFD_SETLK)
1087 const_iv (F_OFD_GETLKW) 1214 const_iv (F_OFD_GETLKW)
1088 1215
… …
1161 const_iv (SPLICE_F_MOVE) 1288 const_iv (SPLICE_F_MOVE)
1162 const_iv (SPLICE_F_NONBLOCK) 1289 const_iv (SPLICE_F_NONBLOCK)
1163 const_iv (SPLICE_F_MORE) 1290 const_iv (SPLICE_F_MORE)
1164 const_iv (SPLICE_F_GIFT) 1291 const_iv (SPLICE_F_GIFT)
1165 1292
1293 const_iv (EFD_CLOEXEC)
1294 const_iv (EFD_NONBLOCK)
1295 const_iv (EFD_SEMAPHORE)
1296
1297 const_iv (MFD_CLOEXEC)
1298 const_iv (MFD_ALLOW_SEALING)
1299 const_iv (MFD_HUGETLB)
1300
1301 const_iv (CLOCK_REALTIME)
1302 const_iv (CLOCK_MONOTONIC)
1303 const_iv (CLOCK_BOOTTIME)
1304 const_iv (CLOCK_REALTIME_ALARM)
1305 const_iv (CLOCK_BOOTTIME_ALARM)
1306
1307 const_iv (TFD_NONBLOCK)
1308 const_iv (TFD_CLOEXEC)
1309
1310 const_iv (TFD_TIMER_ABSTIME)
1311 const_iv (TFD_TIMER_CANCEL_ON_SET)
1312
1313 const_iv (STATX_TYPE)
1314 const_iv (STATX_MODE)
1315 const_iv (STATX_NLINK)
1316 const_iv (STATX_UID)
1317 const_iv (STATX_GID)
1318 const_iv (STATX_ATIME)
1319 const_iv (STATX_MTIME)
1320 const_iv (STATX_CTIME)
1321 const_iv (STATX_INO)
1322 const_iv (STATX_SIZE)
1323 const_iv (STATX_BLOCKS)
1324 const_iv (STATX_BASIC_STATS)
1325 const_iv (STATX_ALL)
1326 const_iv (STATX_BTIME)
1327 const_iv (STATX_ATTR_COMPRESSED)
1328 const_iv (STATX_ATTR_IMMUTABLE)
1329 const_iv (STATX_ATTR_APPEND)
1330 const_iv (STATX_ATTR_NODUMP)
1331 const_iv (STATX_ATTR_ENCRYPTED)
1332 const_iv (STATX_ATTR_AUTOMOUNT)
1333
1166 /* these are libeio constants, and are independent of gendef0 */ 1334 /* these are libeio constants, and are independent of gendef0 */
1167 const_eio (SEEK_SET) 1335 const_eio (SEEK_SET)
1168 const_eio (SEEK_CUR) 1336 const_eio (SEEK_CUR)
1169 const_eio (SEEK_END) 1337 const_eio (SEEK_END)
1170 1338
1171 const_eio (MCL_FUTURE) 1339 const_eio (MCL_FUTURE)
1172 const_eio (MCL_CURRENT) 1340 const_eio (MCL_CURRENT)
1341 const_eio (MCL_ONFAULT)
1173 1342
1174 const_eio (MS_ASYNC) 1343 const_eio (MS_ASYNC)
1175 const_eio (MS_INVALIDATE) 1344 const_eio (MS_INVALIDATE)
1176 const_eio (MS_SYNC) 1345 const_eio (MS_SYNC)
1177 1346
… …
1216 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) 1385 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--)
1217 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); 1386 newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv));
1218 1387
1219 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); 1388 newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE));
1220 1389
1390 /* allocate dummy pipe fd for aio_close */
1391 {
1392 int pipefd [2];
1393
1394 if (
1395#ifdef _WIN32
1396 _pipe (pipefd, 1, _O_BINARY) < 0
1397#else
1398 pipe (pipefd) < 0
1399 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1400#endif
1401 || close (pipefd [1]) < 0
1402 )
1403 croak ("IO::AIO: unable to create dummy pipe for aio_close");
1404
1405 close_fd = pipefd [0];
1406 }
1407
1221 reinit (); 1408 reinit ();
1222} 1409}
1223 1410
1224void 1411void
1225reinit () 1412reinit ()
… …
1347 1534
1348void 1535void
1349aio_close (SV *fh, SV *callback = &PL_sv_undef) 1536aio_close (SV *fh, SV *callback = &PL_sv_undef)
1350 PPCODE: 1537 PPCODE:
1351{ 1538{
1352 static int close_fd = -1; /* dummy fd to close fds via dup2 */
1353 int fd = s_fileno_croak (fh, 0); 1539 int fd = s_fileno_croak (fh, 0);
1354 dREQ; 1540 dREQ;
1541#if 0
1542 /* partially duplicate logic in s_fileno */
1543 SvGETMAGIC (fh);
1355 1544
1356 if (expect_false (close_fd < 0)) 1545 if (SvROK (fh))
1546 {
1547 fh = SvRV (fh);
1548 SvGETMAGIC (fh);
1549 }
1550
1551 if (SvTYPE (fh) == SVt_PVGV)
1357 { 1552 {
1358 int pipefd [2]; 1553 /* perl filehandle */
1554 PerlIOUnix_refcnt_inc (fd);
1555 do_close ((GV *)fh, 1);
1359 1556
1360 if ( 1557 req->type = EIO_CLOSE;
1361#ifdef _WIN32 1558 req->int1 = fd;
1362 _pipe (pipefd, 1, _O_BINARY) < 0 1559 /*req->sv2 = newSVsv (fh);*/ /* since we stole the fd, no need to keep the fh */
1363#else
1364 pipe (pipefd) < 0
1365 || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0
1366#endif
1367 || close (pipefd [1]) < 0
1368 )
1369 abort (); /*D*/
1370
1371 close_fd = pipefd [0];
1372 } 1560 }
1373 1561 else
1562#endif
1563 {
1564 /* fd number */
1374 req->type = EIO_DUP2; 1565 req->type = EIO_DUP2;
1375 req->int1 = close_fd; 1566 req->int1 = close_fd;
1376 req->sv2 = newSVsv (fh); 1567 req->sv2 = newSVsv (fh);
1377 req->int2 = fd; 1568 req->int2 = fd;
1569 }
1378 1570
1379 REQ_SEND; 1571 REQ_SEND;
1380} 1572}
1381 1573
1382void 1574void
… …
1553 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); 1745 req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path);
1554 1746
1555 REQ_SEND; 1747 REQ_SEND;
1556} 1748}
1557 1749
1750void
1751st_xtime ()
1752 ALIAS:
1753 st_atime = 0x01
1754 st_mtime = 0x02
1755 st_ctime = 0x04
1756 st_btime = 0x08
1757 st_xtime = 0x0f
1758 PPCODE:
1759 EXTEND (SP, 4);
1760 if (ix & 0x01) PUSHs (newSVnv (PL_statcache.st_atime + 1e-9 * ATIMENSEC));
1761 if (ix & 0x02) PUSHs (newSVnv (PL_statcache.st_mtime + 1e-9 * MTIMENSEC));
1762 if (ix & 0x04) PUSHs (newSVnv (PL_statcache.st_ctime + 1e-9 * CTIMENSEC));
1763 if (ix & 0x08) PUSHs (newSVnv (BTIMESEC + 1e-9 * BTIMENSEC));
1764
1765void
1766st_xtimensec ()
1767 ALIAS:
1768 st_atimensec = 0x01
1769 st_mtimensec = 0x02
1770 st_ctimensec = 0x04
1771 st_btimensec = 0x08
1772 st_xtimensec = 0x0f
1773 st_btimesec = 0x10
1774 st_gen = 0x20
1775 PPCODE:
1776 EXTEND (SP, 4);
1777 if (ix & 0x01) PUSHs (newSViv (ATIMENSEC));
1778 if (ix & 0x02) PUSHs (newSViv (MTIMENSEC));
1779 if (ix & 0x04) PUSHs (newSViv (CTIMENSEC));
1780 if (ix & 0x08) PUSHs (newSViv (BTIMENSEC));
1781 if (ix & 0x10) PUSHs (newSVuv (BTIMESEC));
1782 if (ix & 0x20) PUSHs (newSVuv (ST_GEN));
1783
1558UV 1784UV
1559major (UV dev) 1785major (UV dev)
1560 ALIAS: 1786 ALIAS:
1561 minor = 1 1787 minor = 1
1562 CODE: 1788 CODE:
… …
1678 eio_wd wd2 = 0; 1904 eio_wd wd2 = 0;
1679 dREQ; 1905 dREQ;
1680 1906
1681 req->type = ix; 1907 req->type = ix;
1682 req_set_path1 (req, oldpath); 1908 req_set_path1 (req, oldpath);
1683 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); 1909 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1684 req->int3 = (long)wd2; 1910 req->int3 = (long)wd2;
1685 1911
1686 REQ_SEND; 1912 REQ_SEND;
1687} 1913}
1688 1914
… …
1693 eio_wd wd2 = 0; 1919 eio_wd wd2 = 0;
1694 dREQ; 1920 dREQ;
1695 1921
1696 req->type = EIO_RENAME; 1922 req->type = EIO_RENAME;
1697 req_set_path1 (req, oldpath); 1923 req_set_path1 (req, oldpath);
1698 req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); 1924 req_set_path (newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2);
1699 req->int2 = flags; 1925 req->int2 = flags;
1700 req->int3 = (long)wd2; 1926 req->int3 = (long)wd2;
1701 1927
1702 REQ_SEND; 1928 REQ_SEND;
1703} 1929}
… …
2016void 2242void
2017munmap (SV *scalar) 2243munmap (SV *scalar)
2018 CODE: 2244 CODE:
2019 sv_clear_foreign (scalar); 2245 sv_clear_foreign (scalar);
2020 2246
2247SV *
2248mremap (SV *scalar, STRLEN new_length, int flags = MREMAP_MAYMOVE, IV new_address = 0)
2249 CODE:
2250{
2251 MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl);
2252 void *new;
2253
2254 if (!mg || SvPVX (scalar) != mg->mg_ptr)
2255 croak ("IO::AIO::mremap: scalar not mapped by IO::AIO::mmap or improperly modified");
2256
2257 new = mremap (mg->mg_ptr, (size_t)mg->mg_obj, new_length, flags, (void *)new_address);
2258
2259 RETVAL = &PL_sv_no;
2260
2261 if (new != (void *)-1)
2262 {
2263 RETVAL = new == (void *)mg->mg_ptr
2264 ? newSVpvn ("0 but true", 10)
2265 : &PL_sv_yes;
2266
2267 mg->mg_ptr = (char *)new;
2268 mg->mg_obj = (SV *)new_length;
2269
2270 SvPVX (scalar) = mg->mg_ptr;
2271 SvCUR_set (scalar, new_length);
2272 }
2273}
2274 OUTPUT:
2275 RETVAL
2276
2021int 2277int
2022madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 2278madvise (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
2023 ALIAS: 2279 ALIAS:
2024 mprotect = 1 2280 mprotect = 1
2025 CODE: 2281 CODE:
2026{ 2282{
2027 STRLEN svlen; 2283 STRLEN svlen;
… …
2048} 2304}
2049 OUTPUT: 2305 OUTPUT:
2050 RETVAL 2306 RETVAL
2051 2307
2052int 2308int
2053munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef) 2309munlock (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef)
2054 CODE: 2310 CODE:
2055{ 2311{
2056 STRLEN svlen; 2312 STRLEN svlen;
2057 void *addr = SvPVbyte (scalar, svlen); 2313 void *addr = SvPVbyte (scalar, svlen);
2058 size_t len = SvUV (length); 2314 size_t len = SvUV (length);
… …
2073#else 2329#else
2074 RETVAL = EIO_ENOSYS (); 2330 RETVAL = EIO_ENOSYS ();
2075#endif 2331#endif
2076} 2332}
2077 OUTPUT: 2333 OUTPUT:
2334 RETVAL
2335
2336int
2337mlockall (int flags)
2338 PROTOTYPE: $;
2339 CODE:
2340 RETVAL = eio_mlockall_sync (flags);
2341 OUTPUT:
2078 RETVAL 2342 RETVAL
2079 2343
2080int 2344int
2081munlockall () 2345munlockall ()
2082 CODE: 2346 CODE:
… …
2087#endif 2351#endif
2088 OUTPUT: 2352 OUTPUT:
2089 RETVAL 2353 RETVAL
2090 2354
2091int 2355int
2356statx (SV8 *pathname, int flags, UV mask)
2357 CODE:
2358{
2359 /* undocumented, and might go away, and anyway, should use eio_statx */
2360 SV *wdsv = 0;
2361 SV *pathsv = 0;
2362 eio_wd wd = EIO_CWD;
2363 void *ptr;
2364 int res;
2365
2366 req_set_path (pathname, &wdsv, &pathsv, &wd, &ptr);
2367 RETVAL = eio__statx (!wd || wd->fd == EIO_CWD ? AT_FDCWD : wd->fd, ptr, flags, mask & STATX_ALL, &stx);
2368
2369 SvREFCNT_dec (pathsv);
2370 SvREFCNT_dec (wdsv);
2371}
2372 OUTPUT:
2373 RETVAL
2374
2375U32
2376stx_mode ()
2377 PROTOTYPE:
2378 CODE:
2379#if HAVE_STATX
2380 RETVAL = stx.stx_mode;
2381#else
2382 XSRETURN_UNDEF;
2383#endif
2384 OUTPUT:
2385 RETVAL
2386
2387#define STATX_OFFSET_mask statx_offsetof (stx_mask)
2388#define STATX_OFFSET_blksize statx_offsetof (stx_blksize)
2389#define STATX_OFFSET_nlink statx_offsetof (stx_nlink)
2390#define STATX_OFFSET_uid statx_offsetof (stx_uid)
2391#define STATX_OFFSET_gid statx_offsetof (stx_gid)
2392#define STATX_OFFSET_rdev_major statx_offsetof (stx_rdev_major)
2393#define STATX_OFFSET_rdev_minor statx_offsetof (stx_rdev_minor)
2394#define STATX_OFFSET_dev_major statx_offsetof (stx_dev_major)
2395#define STATX_OFFSET_dev_minor statx_offsetof (stx_dev_minor)
2396#define STATX_OFFSET_attributes statx_offsetof (stx_attributes)
2397#define STATX_OFFSET_ino statx_offsetof (stx_ino)
2398#define STATX_OFFSET_size statx_offsetof (stx_size)
2399#define STATX_OFFSET_blocks statx_offsetof (stx_blocks)
2400#define STATX_OFFSET_attributes_mask statx_offsetof (stx_attributes_mask)
2401#define STATX_OFFSET_atime statx_offsetof (stx_atime)
2402#define STATX_OFFSET_btime statx_offsetof (stx_btime)
2403#define STATX_OFFSET_ctime statx_offsetof (stx_ctime)
2404#define STATX_OFFSET_mtime statx_offsetof (stx_mtime)
2405
2406U32
2407stx_mask ()
2408 PROTOTYPE:
2409 ALIAS:
2410 stx_mask = STATX_OFFSET_mask
2411 stx_blksize = STATX_OFFSET_blksize
2412 stx_nlink = STATX_OFFSET_nlink
2413 stx_uid = STATX_OFFSET_uid
2414 stx_gid = STATX_OFFSET_gid
2415 stx_rdev_major = STATX_OFFSET_rdev_major
2416 stx_rdev_minor = STATX_OFFSET_rdev_minor
2417 stx_dev_major = STATX_OFFSET_dev_major
2418 stx_dev_minor = STATX_OFFSET_dev_minor
2419 CODE:
2420#if HAVE_STATX
2421 RETVAL = *(__u32 *)((char *)&stx + ix);
2422#else
2423 XSRETURN_UNDEF;
2424#endif
2425 OUTPUT:
2426 RETVAL
2427
2428VAL64
2429stx_attributes ()
2430 PROTOTYPE:
2431 ALIAS:
2432 stx_attributes = STATX_OFFSET_attributes
2433 stx_ino = STATX_OFFSET_ino
2434 stx_size = STATX_OFFSET_size
2435 stx_blocks = STATX_OFFSET_blocks
2436 stx_attributes_mask = STATX_OFFSET_attributes_mask
2437 CODE:
2438#if HAVE_STATX
2439 RETVAL = *(__u64 *)((char *)&stx + ix);
2440#else
2441 XSRETURN_UNDEF;
2442#endif
2443 OUTPUT:
2444 RETVAL
2445
2446NV
2447stx_atime ()
2448 PROTOTYPE:
2449 ALIAS:
2450 stx_atime = STATX_OFFSET_atime
2451 stx_btime = STATX_OFFSET_btime
2452 stx_ctime = STATX_OFFSET_ctime
2453 stx_mtime = STATX_OFFSET_mtime
2454 CODE:
2455#if HAVE_STATX
2456 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2457 RETVAL = ts->tv_sec + ts->tv_nsec * 1e-9;
2458#else
2459 XSRETURN_UNDEF;
2460#endif
2461 OUTPUT:
2462 RETVAL
2463
2464VAL64
2465stx_atimesec ()
2466 PROTOTYPE:
2467 ALIAS:
2468 stx_atimesec = STATX_OFFSET_atime
2469 stx_btimesec = STATX_OFFSET_btime
2470 stx_ctimesec = STATX_OFFSET_ctime
2471 stx_mtimesec = STATX_OFFSET_mtime
2472 CODE:
2473#if HAVE_STATX
2474 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2475 RETVAL = ts->tv_sec;
2476#else
2477 XSRETURN_UNDEF;
2478#endif
2479 OUTPUT:
2480 RETVAL
2481
2482U32
2483stx_atimensec ()
2484 PROTOTYPE:
2485 ALIAS:
2486 stx_atimensec = STATX_OFFSET_atime
2487 stx_btimensec = STATX_OFFSET_btime
2488 stx_ctimensec = STATX_OFFSET_ctime
2489 stx_mtimensec = STATX_OFFSET_mtime
2490 CODE:
2491#if HAVE_STATX
2492 struct statx_timestamp *ts = (struct statx_timestamp *)((char *)&stx + ix);
2493 RETVAL = ts->tv_nsec;
2494#else
2495 RETVAL = 0;
2496#endif
2497 OUTPUT:
2498 RETVAL
2499
2500void
2501accept4 (aio_rfd rfh, SV *sockaddr, int salen, int flags)
2502 PPCODE:
2503{
2504 SV *retval;
2505#if HAVE_ACCEPT4
2506 socklen_t salen_ = salen ? salen + 1 : 0;
2507
2508 if (salen)
2509 {
2510 sv_upgrade (sockaddr, SVt_PV);
2511 sv_grow (sockaddr, salen_);
2512 }
2513
2514 int res = accept4 (rfh, salen ? (struct sockaddr *)SvPVX (sockaddr) : 0, salen ? &salen_ : 0, flags);
2515
2516 retval = newmortalFH (res, O_RDWR);
2517
2518 if (res >= 0 && salen > 0)
2519 {
2520 if (salen_ > salen + 1)
2521 salen_ = salen + 1;
2522
2523 SvPOK_only (sockaddr);
2524 SvCUR_set (sockaddr, salen_);
2525 }
2526#else
2527 errno = ENOSYS;
2528 retval = &PL_sv_undef;
2529#endif
2530 XPUSHs (retval);
2531}
2532
2533ssize_t
2092splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags) 2534splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags)
2093 CODE: 2535 CODE:
2094{ 2536{
2095#if HAVE_LINUX_SPLICE 2537#if HAVE_LINUX_SPLICE
2096 loff_t off_in_, off_out_; 2538 loff_t off_in_, off_out_;
… …
2104#endif 2546#endif
2105} 2547}
2106 OUTPUT: 2548 OUTPUT:
2107 RETVAL 2549 RETVAL
2108 2550
2109int 2551ssize_t
2110tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags) 2552tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags)
2111 CODE: 2553 CODE:
2112#if HAVE_LINUX_SPLICE 2554#if HAVE_LINUX_SPLICE
2113 RETVAL = tee (rfh, wfh, length, flags); 2555 RETVAL = tee (rfh, wfh, length, flags);
2114#else 2556#else
… …
2154 { 2596 {
2155 EXTEND (SP, 2); 2597 EXTEND (SP, 2);
2156 PUSHs (newmortalFH (fd[0], O_RDONLY)); 2598 PUSHs (newmortalFH (fd[0], O_RDONLY));
2157 PUSHs (newmortalFH (fd[1], O_WRONLY)); 2599 PUSHs (newmortalFH (fd[1], O_WRONLY));
2158 } 2600 }
2601}
2602
2603void
2604eventfd (unsigned int initval = 0, int flags = 0)
2605 PPCODE:
2606{
2607 int fd;
2608#if HAVE_EVENTFD
2609 fd = eventfd (initval, flags);
2610#else
2611 fd = (errno = ENOSYS, -1);
2612#endif
2613
2614 XPUSHs (newmortalFH (fd, O_RDWR));
2615}
2616
2617void
2618timerfd_create (int clockid, int flags = 0)
2619 PPCODE:
2620{
2621 int fd;
2622#if HAVE_TIMERFD
2623 fd = timerfd_create (clockid, flags);
2624#else
2625 fd = (errno = ENOSYS, -1);
2626#endif
2627
2628 XPUSHs (newmortalFH (fd, O_RDWR));
2629}
2630
2631void
2632timerfd_settime (SV *fh, int flags, NV interval, NV value)
2633 PPCODE:
2634{
2635 int fd = s_fileno_croak (fh, 0);
2636#if HAVE_TIMERFD
2637 int res;
2638 struct itimerspec its, ots;
2639
2640 ts_set (&its.it_interval, interval);
2641 ts_set (&its.it_value , value);
2642 res = timerfd_settime (fd, flags, &its, &ots);
2643
2644 if (!res)
2645 {
2646 EXTEND (SP, 2);
2647 PUSHs (newSVnv (ts_get (&ots.it_interval)));
2648 PUSHs (newSVnv (ts_get (&ots.it_value)));
2649 }
2650#else
2651 errno = ENOSYS;
2652#endif
2653}
2654
2655void
2656timerfd_gettime (SV *fh)
2657 PPCODE:
2658{
2659 int fd = s_fileno_croak (fh, 0);
2660#if HAVE_TIMERFD
2661 int res;
2662 struct itimerspec ots;
2663 res = timerfd_gettime (fd, &ots);
2664
2665 if (!res)
2666 {
2667 EXTEND (SP, 2);
2668 PUSHs (newSVnv (ts_get (&ots.it_interval)));
2669 PUSHs (newSVnv (ts_get (&ots.it_value)));
2670 }
2671#else
2672 errno = ENOSYS;
2673#endif
2674}
2675
2676void
2677memfd_create (SV8 *pathname, int flags = 0)
2678 PPCODE:
2679{
2680 int fd;
2681#if HAVE_MEMFD_CREATE
2682 fd = memfd_create (SvPVbyte_nolen (pathname), flags);
2683#else
2684 fd = (errno = ENOSYS, -1);
2685#endif
2686
2687 XPUSHs (newmortalFH (fd, O_RDWR));
2159} 2688}
2160 2689
2161UV 2690UV
2162get_fdlimit () 2691get_fdlimit ()
2163 CODE: 2692 CODE:

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