… | |
… | |
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 | |
13 | #include <stddef.h> |
14 | #include <stddef.h> |
14 | #include <stdlib.h> |
15 | #include <stdlib.h> |
15 | #include <errno.h> |
16 | #include <errno.h> |
16 | #include <sys/types.h> |
17 | #include <sys/types.h> |
|
|
18 | #include <sys/socket.h> |
17 | #include <sys/stat.h> |
19 | #include <sys/stat.h> |
18 | #include <limits.h> |
20 | #include <limits.h> |
19 | #include <fcntl.h> |
21 | #include <fcntl.h> |
20 | #include <sched.h> |
22 | #include <sched.h> |
21 | |
|
|
22 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
|
|
23 | # include <sys/mman.h> |
|
|
24 | #endif |
|
|
25 | |
23 | |
26 | /* the incompetent fool that created musl keeps __linux__, refuses |
24 | /* the incompetent fool that created musl keeps __linux__, refuses |
27 | * 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 |
28 | * 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 |
29 | * for you. |
27 | * for you. |
… | |
… | |
77 | #undef fchmod |
75 | #undef fchmod |
78 | #undef dup |
76 | #undef dup |
79 | #undef dup2 |
77 | #undef dup2 |
80 | #undef abort |
78 | #undef abort |
81 | #undef pipe |
79 | #undef pipe |
|
|
80 | #undef utime |
82 | |
81 | |
83 | #define EIO_STRUCT_STAT struct _stati64 |
82 | #define EIO_STRUCT_STAT struct _stati64 |
84 | #define EIO_STRUCT_STATI64 |
83 | #define EIO_STRUCT_STATI64 |
85 | |
84 | |
86 | #else |
85 | #else |
… | |
… | |
106 | #define expect_false(expr) expect ((expr) != 0, 0) |
105 | #define expect_false(expr) expect ((expr) != 0, 0) |
107 | #define expect_true(expr) expect ((expr) != 0, 1) |
106 | #define expect_true(expr) expect ((expr) != 0, 1) |
108 | |
107 | |
109 | /*****************************************************************************/ |
108 | /*****************************************************************************/ |
110 | |
109 | |
111 | #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_ST_XTIMENSEC |
|
|
123 | # define ATIMENSEC PL_statcache.st_atimensec |
|
|
124 | # define MTIMENSEC PL_statcache.st_mtimensec |
|
|
125 | # define CTIMENSEC PL_statcache.st_ctimensec |
|
|
126 | #elif HAVE_ST_XTIMESPEC |
|
|
127 | # define ATIMENSEC PL_statcache.st_atim.tv_nsec |
|
|
128 | # define MTIMENSEC PL_statcache.st_mtim.tv_nsec |
|
|
129 | # define CTIMENSEC PL_statcache.st_ctim.tv_nsec |
|
|
130 | #else |
|
|
131 | # define ATIMENSEC 0 |
|
|
132 | # define MTIMENSEC 0 |
|
|
133 | # define CTIMENSEC 0 |
|
|
134 | #endif |
|
|
135 | |
|
|
136 | #if HAVE_ST_BIRTHTIMENSEC |
|
|
137 | # define BTIMESEC PL_statcache.st_birthtime |
|
|
138 | # define BTIMENSEC PL_statcache.st_birthtimensec |
|
|
139 | #elif HAVE_ST_BIRTHTIMESPEC |
|
|
140 | # define BTIMESEC PL_statcache.st_birthtim.tv_sec |
|
|
141 | # define BTIMENSEC PL_statcache.st_birthtim.tv_nsec |
|
|
142 | #else |
|
|
143 | # define BTIMESEC 0 |
|
|
144 | # define BTIMENSEC 0 |
|
|
145 | #endif |
|
|
146 | |
|
|
147 | #if HAVE_ST_GEN |
|
|
148 | # define ST_GEN PL_statcache.st_gen |
|
|
149 | #else |
|
|
150 | # define ST_GEN 0 |
|
|
151 | #endif |
112 | |
152 | |
113 | #include "schmorp.h" |
153 | #include "schmorp.h" |
114 | |
154 | |
115 | #if HAVE_EVENTFD |
155 | #if HAVE_EVENTFD |
116 | # include <sys/eventfd.h> |
156 | # include <sys/eventfd.h> |
… | |
… | |
163 | # else |
203 | # else |
164 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
204 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
165 | # endif |
205 | # endif |
166 | #endif |
206 | #endif |
167 | |
207 | |
168 | /* defines all sorts of constants to 0 unless they are already defined */ |
|
|
169 | /* also provides const_iv_ and const_niv_ macros for them */ |
|
|
170 | #include "def0.h" |
|
|
171 | |
|
|
172 | #ifndef makedev |
208 | #ifndef makedev |
173 | # define makedev(maj,min) (((maj) << 8) | (min)) |
209 | # define makedev(maj,min) (((maj) << 8) | (min)) |
174 | #endif |
210 | #endif |
175 | #ifndef major |
211 | #ifndef major |
176 | # define major(dev) ((dev) >> 8) |
212 | # define major(dev) ((dev) >> 8) |
177 | #endif |
213 | #endif |
178 | #ifndef minor |
214 | #ifndef minor |
179 | # define minor(dev) ((dev) & 0xff) |
215 | # define minor(dev) ((dev) & 0xff) |
180 | #endif |
216 | #endif |
181 | |
217 | |
|
|
218 | /* solaris has a non-posix/unix compliant PAGESIZE that breaks compilation */ |
|
|
219 | #ifdef __sun |
|
|
220 | # undef PAGESIZE |
|
|
221 | #endif |
|
|
222 | |
182 | #if PAGESIZE <= 0 |
223 | #if PAGESIZE <= 0 |
183 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
224 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
184 | #endif |
225 | #endif |
185 | |
226 | |
186 | /*****************************************************************************/ |
227 | /*****************************************************************************/ |
187 | |
228 | |
188 | #if !_POSIX_MAPPED_FILES |
229 | #if !_POSIX_MAPPED_FILES |
189 | # define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS () |
230 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, (void *)-1) |
190 | # define munmap(addr,length) EIO_ENOSYS () |
231 | # define munmap(addr,length) EIO_ENOSYS () |
191 | #endif |
232 | #endif |
192 | |
233 | |
193 | #if !_POSIX_MEMORY_PROTECTION |
234 | #if !_POSIX_MEMORY_PROTECTION |
194 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
235 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
… | |
… | |
275 | { |
316 | { |
276 | /* todo: iterate over magic and only free ours, but of course */ |
317 | /* todo: iterate over magic and only free ours, but of course */ |
277 | /* the perl5porters will call that (correct) behaviour buggy */ |
318 | /* the perl5porters will call that (correct) behaviour buggy */ |
278 | sv_unmagic (sv, FOREIGN_MAGIC); |
319 | sv_unmagic (sv, FOREIGN_MAGIC); |
279 | } |
320 | } |
|
|
321 | |
|
|
322 | /*****************************************************************************/ |
|
|
323 | |
|
|
324 | /* defines all sorts of constants to 0 unless they are already defined */ |
|
|
325 | /* also provides const_iv_ and const_niv_ macros for them */ |
|
|
326 | #include "def0.h" |
280 | |
327 | |
281 | /*****************************************************************************/ |
328 | /*****************************************************************************/ |
282 | |
329 | |
283 | static void |
330 | static void |
284 | fiemap (eio_req *req) |
331 | fiemap (eio_req *req) |
… | |
… | |
375 | errno = ENOSYS; |
422 | errno = ENOSYS; |
376 | #endif |
423 | #endif |
377 | } |
424 | } |
378 | |
425 | |
379 | /*****************************************************************************/ |
426 | /*****************************************************************************/ |
|
|
427 | |
|
|
428 | static int close_fd; /* dummy fd to close fds via dup2 */ |
380 | |
429 | |
381 | enum { |
430 | enum { |
382 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
431 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
383 | }; |
432 | }; |
384 | |
433 | |
… | |
… | |
1117 | |
1166 | |
1118 | const_iv (MREMAP_MAYMOVE) |
1167 | const_iv (MREMAP_MAYMOVE) |
1119 | const_iv (MREMAP_FIXED) |
1168 | const_iv (MREMAP_FIXED) |
1120 | |
1169 | |
1121 | const_iv (F_DUPFD_CLOEXEC) |
1170 | const_iv (F_DUPFD_CLOEXEC) |
|
|
1171 | |
|
|
1172 | const_iv (MSG_CMSG_CLOEXEC) |
|
|
1173 | const_iv (SOCK_CLOEXEC) |
1122 | |
1174 | |
1123 | const_iv (F_OFD_GETLK) |
1175 | const_iv (F_OFD_GETLK) |
1124 | const_iv (F_OFD_SETLK) |
1176 | const_iv (F_OFD_SETLK) |
1125 | const_iv (F_OFD_GETLKW) |
1177 | const_iv (F_OFD_GETLKW) |
1126 | |
1178 | |
… | |
… | |
1222 | const_eio (SEEK_CUR) |
1274 | const_eio (SEEK_CUR) |
1223 | const_eio (SEEK_END) |
1275 | const_eio (SEEK_END) |
1224 | |
1276 | |
1225 | const_eio (MCL_FUTURE) |
1277 | const_eio (MCL_FUTURE) |
1226 | const_eio (MCL_CURRENT) |
1278 | const_eio (MCL_CURRENT) |
|
|
1279 | const_eio (MCL_ONFAULT) |
1227 | |
1280 | |
1228 | const_eio (MS_ASYNC) |
1281 | const_eio (MS_ASYNC) |
1229 | const_eio (MS_INVALIDATE) |
1282 | const_eio (MS_INVALIDATE) |
1230 | const_eio (MS_SYNC) |
1283 | const_eio (MS_SYNC) |
1231 | |
1284 | |
… | |
… | |
1270 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) |
1323 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ > const_iv; civ--) |
1271 | newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); |
1324 | newCONSTSUB (aio_stash, (char *)civ[-1].name, newSViv (civ[-1].iv)); |
1272 | |
1325 | |
1273 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
1326 | newCONSTSUB (aio_stash, "PAGESIZE", newSViv (PAGESIZE)); |
1274 | |
1327 | |
|
|
1328 | /* allocate dummy pipe fd for aio_close */ |
|
|
1329 | { |
|
|
1330 | int pipefd [2]; |
|
|
1331 | |
|
|
1332 | if ( |
|
|
1333 | #ifdef _WIN32 |
|
|
1334 | _pipe (pipefd, 1, _O_BINARY) < 0 |
|
|
1335 | #else |
|
|
1336 | pipe (pipefd) < 0 |
|
|
1337 | || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0 |
|
|
1338 | #endif |
|
|
1339 | || close (pipefd [1]) < 0 |
|
|
1340 | ) |
|
|
1341 | croak ("IO::AIO: unable to create dummy pipe for aio_close"); |
|
|
1342 | |
|
|
1343 | close_fd = pipefd [0]; |
|
|
1344 | } |
|
|
1345 | |
1275 | reinit (); |
1346 | reinit (); |
1276 | } |
1347 | } |
1277 | |
1348 | |
1278 | void |
1349 | void |
1279 | reinit () |
1350 | reinit () |
… | |
… | |
1401 | |
1472 | |
1402 | void |
1473 | void |
1403 | aio_close (SV *fh, SV *callback = &PL_sv_undef) |
1474 | aio_close (SV *fh, SV *callback = &PL_sv_undef) |
1404 | PPCODE: |
1475 | PPCODE: |
1405 | { |
1476 | { |
1406 | static int close_fd = -1; /* dummy fd to close fds via dup2 */ |
1477 | dREQ; |
1407 | int fd = s_fileno_croak (fh, 0); |
1478 | int fd = s_fileno_croak (fh, 0); |
1408 | dREQ; |
|
|
1409 | |
1479 | |
1410 | if (expect_false (close_fd < 0)) |
1480 | /* partially duplicate logic in s_fileno */ |
|
|
1481 | SvGETMAGIC (fh); |
|
|
1482 | |
|
|
1483 | if (SvROK (fh)) |
|
|
1484 | { |
|
|
1485 | fh = SvRV (fh); |
|
|
1486 | SvGETMAGIC (fh); |
|
|
1487 | } |
|
|
1488 | |
|
|
1489 | if (SvTYPE (fh) == SVt_PVGV) |
1411 | { |
1490 | { |
1412 | int pipefd [2]; |
1491 | /* perl filehandle */ |
|
|
1492 | PerlIOUnix_refcnt_inc (fd); |
|
|
1493 | do_close ((GV *)fh, 1); |
1413 | |
1494 | |
1414 | if ( |
1495 | req->type = EIO_CLOSE; |
1415 | #ifdef _WIN32 |
1496 | req->int1 = fd; |
1416 | _pipe (pipefd, 1, _O_BINARY) < 0 |
1497 | /*req->sv2 = newSVsv (fh);*/ /* since we stole the fd, no need to keep the fh */ |
1417 | #else |
|
|
1418 | pipe (pipefd) < 0 |
|
|
1419 | || fcntl (pipefd [0], F_SETFD, FD_CLOEXEC) < 0 |
|
|
1420 | #endif |
|
|
1421 | || close (pipefd [1]) < 0 |
|
|
1422 | ) |
|
|
1423 | abort (); /*D*/ |
|
|
1424 | |
|
|
1425 | close_fd = pipefd [0]; |
|
|
1426 | } |
1498 | } |
1427 | |
1499 | else |
|
|
1500 | { |
|
|
1501 | /* fd number */ |
1428 | req->type = EIO_DUP2; |
1502 | req->type = EIO_DUP2; |
1429 | req->int1 = close_fd; |
1503 | req->int1 = close_fd; |
1430 | req->sv2 = newSVsv (fh); |
1504 | req->sv2 = newSVsv (fh); |
1431 | req->int2 = fd; |
1505 | req->int2 = fd; |
|
|
1506 | } |
1432 | |
1507 | |
1433 | REQ_SEND; |
1508 | REQ_SEND; |
1434 | } |
1509 | } |
1435 | |
1510 | |
1436 | void |
1511 | void |
… | |
… | |
1607 | req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); |
1682 | req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); |
1608 | |
1683 | |
1609 | REQ_SEND; |
1684 | REQ_SEND; |
1610 | } |
1685 | } |
1611 | |
1686 | |
|
|
1687 | void |
|
|
1688 | st_xtime () |
|
|
1689 | ALIAS: |
|
|
1690 | st_atime = 0x01 |
|
|
1691 | st_mtime = 0x02 |
|
|
1692 | st_ctime = 0x04 |
|
|
1693 | st_btime = 0x08 |
|
|
1694 | st_xtime = 0x0f |
|
|
1695 | PPCODE: |
|
|
1696 | EXTEND (SP, 4); |
|
|
1697 | if (ix & 0x01) PUSHs (newSVnv (PL_statcache.st_atime + 1e-9 * ATIMENSEC)); |
|
|
1698 | if (ix & 0x02) PUSHs (newSVnv (PL_statcache.st_mtime + 1e-9 * MTIMENSEC)); |
|
|
1699 | if (ix & 0x04) PUSHs (newSVnv (PL_statcache.st_ctime + 1e-9 * CTIMENSEC)); |
|
|
1700 | if (ix & 0x08) PUSHs (newSVnv (BTIMESEC + 1e-9 * BTIMENSEC)); |
|
|
1701 | |
|
|
1702 | void |
|
|
1703 | st_xtimensec () |
|
|
1704 | ALIAS: |
|
|
1705 | st_atimensec = 0x01 |
|
|
1706 | st_mtimensec = 0x02 |
|
|
1707 | st_ctimensec = 0x04 |
|
|
1708 | st_btimensec = 0x08 |
|
|
1709 | st_xtimensec = 0x0f |
|
|
1710 | st_btimesec = 0x10 |
|
|
1711 | st_gen = 0x20 |
|
|
1712 | PPCODE: |
|
|
1713 | EXTEND (SP, 4); |
|
|
1714 | if (ix & 0x01) PUSHs (newSViv (ATIMENSEC)); |
|
|
1715 | if (ix & 0x02) PUSHs (newSViv (MTIMENSEC)); |
|
|
1716 | if (ix & 0x04) PUSHs (newSViv (CTIMENSEC)); |
|
|
1717 | if (ix & 0x08) PUSHs (newSViv (BTIMENSEC)); |
|
|
1718 | if (ix & 0x10) PUSHs (newSVuv (BTIMESEC)); |
|
|
1719 | if (ix & 0x20) PUSHs (newSVuv (ST_GEN)); |
|
|
1720 | |
1612 | UV |
1721 | UV |
1613 | major (UV dev) |
1722 | major (UV dev) |
1614 | ALIAS: |
1723 | ALIAS: |
1615 | minor = 1 |
1724 | minor = 1 |
1616 | CODE: |
1725 | CODE: |
… | |
… | |
2071 | munmap (SV *scalar) |
2180 | munmap (SV *scalar) |
2072 | CODE: |
2181 | CODE: |
2073 | sv_clear_foreign (scalar); |
2182 | sv_clear_foreign (scalar); |
2074 | |
2183 | |
2075 | SV * |
2184 | SV * |
2076 | mremap (SV *scalar, STRLEN new_length, int flags = 0, IV new_address = 0) |
2185 | mremap (SV *scalar, STRLEN new_length, int flags = MREMAP_MAYMOVE, IV new_address = 0) |
2077 | CODE: |
2186 | CODE: |
2078 | { |
2187 | { |
2079 | MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl); |
2188 | MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl); |
2080 | void *new; |
2189 | void *new; |
2081 | |
2190 | |
… | |
… | |
2101 | } |
2210 | } |
2102 | OUTPUT: |
2211 | OUTPUT: |
2103 | RETVAL |
2212 | RETVAL |
2104 | |
2213 | |
2105 | int |
2214 | int |
2106 | madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
2215 | madvise (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
2107 | ALIAS: |
2216 | ALIAS: |
2108 | mprotect = 1 |
2217 | mprotect = 1 |
2109 | CODE: |
2218 | CODE: |
2110 | { |
2219 | { |
2111 | STRLEN svlen; |
2220 | STRLEN svlen; |
… | |
… | |
2132 | } |
2241 | } |
2133 | OUTPUT: |
2242 | OUTPUT: |
2134 | RETVAL |
2243 | RETVAL |
2135 | |
2244 | |
2136 | int |
2245 | int |
2137 | munlock (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef) |
2246 | munlock (SV *scalar, IV offset = 0, SV *length = &PL_sv_undef) |
2138 | CODE: |
2247 | CODE: |
2139 | { |
2248 | { |
2140 | STRLEN svlen; |
2249 | STRLEN svlen; |
2141 | void *addr = SvPVbyte (scalar, svlen); |
2250 | void *addr = SvPVbyte (scalar, svlen); |
2142 | size_t len = SvUV (length); |
2251 | size_t len = SvUV (length); |
… | |
… | |
2157 | #else |
2266 | #else |
2158 | RETVAL = EIO_ENOSYS (); |
2267 | RETVAL = EIO_ENOSYS (); |
2159 | #endif |
2268 | #endif |
2160 | } |
2269 | } |
2161 | OUTPUT: |
2270 | OUTPUT: |
|
|
2271 | RETVAL |
|
|
2272 | |
|
|
2273 | int |
|
|
2274 | mlockall (int flags) |
|
|
2275 | PROTOTYPE: $; |
|
|
2276 | CODE: |
|
|
2277 | RETVAL = eio_mlockall_sync (flags); |
|
|
2278 | OUTPUT: |
2162 | RETVAL |
2279 | RETVAL |
2163 | |
2280 | |
2164 | int |
2281 | int |
2165 | munlockall () |
2282 | munlockall () |
2166 | CODE: |
2283 | CODE: |