… | |
… | |
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 | |
|
|
9 | #include "schmorp.h" |
|
|
10 | |
8 | |
11 | #include <stddef.h> |
9 | #include <stddef.h> |
12 | #include <stdlib.h> |
10 | #include <stdlib.h> |
13 | #include <errno.h> |
11 | #include <errno.h> |
14 | #include <sys/types.h> |
12 | #include <sys/types.h> |
… | |
… | |
106 | |
104 | |
107 | /*****************************************************************************/ |
105 | /*****************************************************************************/ |
108 | |
106 | |
109 | #include "libeio/config.h" |
107 | #include "libeio/config.h" |
110 | |
108 | |
|
|
109 | #include "schmorp.h" |
|
|
110 | |
|
|
111 | #if HAVE_EVENTFD |
|
|
112 | # include <sys/eventfd.h> |
|
|
113 | #endif |
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|
114 | |
|
|
115 | #if HAVE_TIMERFD |
|
|
116 | # include <sys/timerfd.h> |
|
|
117 | #endif |
|
|
118 | |
111 | #if HAVE_RLIMITS |
119 | #if HAVE_RLIMITS |
112 | #include <sys/time.h> |
120 | #include <sys/time.h> |
113 | #include <sys/resource.h> |
121 | #include <sys/resource.h> |
114 | #endif |
122 | #endif |
115 | |
123 | |
… | |
… | |
178 | # define munmap(addr,length) EIO_ENOSYS () |
186 | # define munmap(addr,length) EIO_ENOSYS () |
179 | #endif |
187 | #endif |
180 | |
188 | |
181 | #if !_POSIX_MEMORY_PROTECTION |
189 | #if !_POSIX_MEMORY_PROTECTION |
182 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
190 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
|
|
191 | #endif |
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|
192 | |
|
|
193 | #if !MREMAP_MAYMOVE |
|
|
194 | # define mremap(old_address,old_size,new_size,flags,new_address) (errno = ENOSYS, (void *)-1) |
183 | #endif |
195 | #endif |
184 | |
196 | |
185 | #define FOREIGN_MAGIC PERL_MAGIC_ext |
197 | #define FOREIGN_MAGIC PERL_MAGIC_ext |
186 | |
198 | |
187 | static int ecb_cold |
199 | static int ecb_cold |
… | |
… | |
699 | { |
711 | { |
700 | req->flags &= ~EIO_FLAG_PTR2_FREE; |
712 | req->flags &= ~EIO_FLAG_PTR2_FREE; |
701 | sv_set_foreign (req->sv2, &sysfree_vtbl, req->ptr2, req->result); |
713 | sv_set_foreign (req->sv2, &sysfree_vtbl, req->ptr2, req->result); |
702 | } |
714 | } |
703 | else |
715 | else |
|
|
716 | { |
704 | SvCUR_set (req->sv2, req->result); |
717 | SvCUR_set (req->sv2, req->result); |
|
|
718 | *SvEND (req->sv2) = 0; |
|
|
719 | SvPOK_only (req->sv2); |
|
|
720 | } |
|
|
721 | |
|
|
722 | SvSETMAGIC (req->sv2); |
705 | } |
723 | } |
706 | |
724 | |
707 | PUSHs (sv_result); |
725 | PUSHs (sv_result); |
708 | } |
726 | } |
709 | break; |
727 | break; |
… | |
… | |
963 | req_set_path1 (req, fh_or_path); |
981 | req_set_path1 (req, fh_or_path); |
964 | break; |
982 | break; |
965 | } |
983 | } |
966 | } |
984 | } |
967 | |
985 | |
|
|
986 | /*****************************************************************************/ |
|
|
987 | |
|
|
988 | static void |
|
|
989 | ts_set (struct timespec *ts, NV value) |
|
|
990 | { |
|
|
991 | ts->tv_sec = value; |
|
|
992 | ts->tv_nsec = (value - ts->tv_sec) * 1e9; |
|
|
993 | } |
|
|
994 | |
|
|
995 | static NV |
|
|
996 | ts_get (const struct timespec *ts) |
|
|
997 | { |
|
|
998 | return ts->tv_sec + ts->tv_nsec * 1e-9; |
|
|
999 | } |
|
|
1000 | |
|
|
1001 | /*****************************************************************************/ |
|
|
1002 | |
968 | XS(boot_IO__AIO) ecb_cold; |
1003 | XS(boot_IO__AIO) ecb_cold; |
969 | |
1004 | |
970 | MODULE = IO::AIO PACKAGE = IO::AIO |
1005 | MODULE = IO::AIO PACKAGE = IO::AIO |
971 | |
1006 | |
972 | PROTOTYPES: ENABLE |
1007 | PROTOTYPES: ENABLE |
… | |
… | |
1071 | const_iv (MAP_NONBLOCK) |
1106 | const_iv (MAP_NONBLOCK) |
1072 | const_iv (MAP_GROWSDOWN) |
1107 | const_iv (MAP_GROWSDOWN) |
1073 | const_iv (MAP_32BIT) |
1108 | const_iv (MAP_32BIT) |
1074 | const_iv (MAP_HUGETLB) |
1109 | const_iv (MAP_HUGETLB) |
1075 | const_iv (MAP_STACK) |
1110 | const_iv (MAP_STACK) |
|
|
1111 | |
|
|
1112 | const_iv (MREMAP_MAYMOVE) |
|
|
1113 | const_iv (MREMAP_FIXED) |
1076 | |
1114 | |
1077 | const_iv (F_DUPFD_CLOEXEC) |
1115 | const_iv (F_DUPFD_CLOEXEC) |
1078 | |
1116 | |
1079 | const_iv (F_OFD_GETLK) |
1117 | const_iv (F_OFD_GETLK) |
1080 | const_iv (F_OFD_SETLK) |
1118 | const_iv (F_OFD_SETLK) |
… | |
… | |
1155 | const_iv (SPLICE_F_MOVE) |
1193 | const_iv (SPLICE_F_MOVE) |
1156 | const_iv (SPLICE_F_NONBLOCK) |
1194 | const_iv (SPLICE_F_NONBLOCK) |
1157 | const_iv (SPLICE_F_MORE) |
1195 | const_iv (SPLICE_F_MORE) |
1158 | const_iv (SPLICE_F_GIFT) |
1196 | const_iv (SPLICE_F_GIFT) |
1159 | |
1197 | |
|
|
1198 | const_iv (EFD_CLOEXEC) |
|
|
1199 | const_iv (EFD_NONBLOCK) |
|
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1200 | const_iv (EFD_SEMAPHORE) |
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1201 | |
|
|
1202 | const_iv (CLOCK_REALTIME) |
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1203 | const_iv (CLOCK_MONOTONIC) |
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|
1204 | const_iv (CLOCK_BOOTTIME) |
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|
1205 | const_iv (CLOCK_REALTIME_ALARM) |
|
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1206 | const_iv (CLOCK_BOOTTIME_ALARM) |
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1207 | |
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|
1208 | const_iv (TFD_NONBLOCK) |
|
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1209 | const_iv (TFD_CLOEXEC) |
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1210 | |
|
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1211 | const_iv (TFD_TIMER_ABSTIME) |
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|
1212 | const_iv (TFD_TIMER_CANCEL_ON_SET) |
|
|
1213 | |
1160 | /* these are libeio constants, and are independent of gendef0 */ |
1214 | /* these are libeio constants, and are independent of gendef0 */ |
1161 | const_eio (SEEK_SET) |
1215 | const_eio (SEEK_SET) |
1162 | const_eio (SEEK_CUR) |
1216 | const_eio (SEEK_CUR) |
1163 | const_eio (SEEK_END) |
1217 | const_eio (SEEK_END) |
1164 | |
1218 | |
… | |
… | |
1415 | } |
1469 | } |
1416 | else |
1470 | else |
1417 | { |
1471 | { |
1418 | /* read: check type and grow scalar as necessary */ |
1472 | /* read: check type and grow scalar as necessary */ |
1419 | if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) |
1473 | if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) |
1420 | svptr = sv_grow (data, len + dataoffset); |
1474 | svptr = sv_grow (data, len + dataoffset + 1); |
1421 | else if (SvCUR (data) < len + dataoffset) |
1475 | else if (SvCUR (data) < len + dataoffset) |
1422 | croak ("length + dataoffset outside of scalar, and cannot grow"); |
1476 | croak ("length + dataoffset outside of scalar, and cannot grow"); |
1423 | } |
1477 | } |
1424 | |
1478 | |
1425 | { |
1479 | { |
… | |
… | |
1819 | sv_clear_foreign (data); |
1873 | sv_clear_foreign (data); |
1820 | |
1874 | |
1821 | if (length) /* known length, directly read into scalar */ |
1875 | if (length) /* known length, directly read into scalar */ |
1822 | { |
1876 | { |
1823 | if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) |
1877 | if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) |
1824 | svptr = sv_grow (data, length); |
1878 | svptr = sv_grow (data, length + 1); |
1825 | else if (SvCUR (data) < length) |
1879 | else if (SvCUR (data) < length) |
1826 | croak ("length outside of scalar, and cannot grow"); |
1880 | croak ("length outside of scalar, and cannot grow"); |
1827 | else |
1881 | else |
1828 | svptr = SvPVbyte_nolen (data); |
1882 | svptr = SvPVbyte_nolen (data); |
1829 | } |
1883 | } |
… | |
… | |
2010 | void |
2064 | void |
2011 | munmap (SV *scalar) |
2065 | munmap (SV *scalar) |
2012 | CODE: |
2066 | CODE: |
2013 | sv_clear_foreign (scalar); |
2067 | sv_clear_foreign (scalar); |
2014 | |
2068 | |
|
|
2069 | SV * |
|
|
2070 | mremap (SV *scalar, STRLEN new_length, int flags = 0, IV new_address = 0) |
|
|
2071 | CODE: |
|
|
2072 | { |
|
|
2073 | MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl); |
|
|
2074 | void *new; |
|
|
2075 | |
|
|
2076 | if (!mg || SvPVX (scalar) != mg->mg_ptr) |
|
|
2077 | croak ("IO::AIO::mremap: scalar not mapped by IO::AIO::mmap or improperly modified"); |
|
|
2078 | |
|
|
2079 | new = mremap (mg->mg_ptr, (size_t)mg->mg_obj, new_length, flags, (void *)new_address); |
|
|
2080 | |
|
|
2081 | RETVAL = &PL_sv_no; |
|
|
2082 | |
|
|
2083 | if (new != (void *)-1) |
|
|
2084 | { |
|
|
2085 | RETVAL = new == (void *)mg->mg_ptr |
|
|
2086 | ? newSVpvn ("0 but true", 10) |
|
|
2087 | : &PL_sv_yes; |
|
|
2088 | |
|
|
2089 | mg->mg_ptr = (char *)new; |
|
|
2090 | mg->mg_obj = (SV *)new_length; |
|
|
2091 | |
|
|
2092 | SvPVX (scalar) = mg->mg_ptr; |
|
|
2093 | SvCUR_set (scalar, new_length); |
|
|
2094 | } |
|
|
2095 | } |
|
|
2096 | OUTPUT: |
|
|
2097 | RETVAL |
|
|
2098 | |
2015 | int |
2099 | int |
2016 | madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
2100 | madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
2017 | ALIAS: |
2101 | ALIAS: |
2018 | mprotect = 1 |
2102 | mprotect = 1 |
2019 | CODE: |
2103 | CODE: |
… | |
… | |
2148 | { |
2232 | { |
2149 | EXTEND (SP, 2); |
2233 | EXTEND (SP, 2); |
2150 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
2234 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
2151 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
2235 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
2152 | } |
2236 | } |
|
|
2237 | } |
|
|
2238 | |
|
|
2239 | void |
|
|
2240 | eventfd (unsigned int initval = 0, int flags = 0) |
|
|
2241 | PPCODE: |
|
|
2242 | { |
|
|
2243 | int fd; |
|
|
2244 | #if HAVE_EVENTFD |
|
|
2245 | fd = eventfd (initval, flags); |
|
|
2246 | #else |
|
|
2247 | fd = (errno = ENOSYS, -1); |
|
|
2248 | #endif |
|
|
2249 | |
|
|
2250 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2251 | } |
|
|
2252 | |
|
|
2253 | void |
|
|
2254 | timerfd_create (int clockid, int flags = 0) |
|
|
2255 | PPCODE: |
|
|
2256 | { |
|
|
2257 | int fd; |
|
|
2258 | #if HAVE_TIMERFD |
|
|
2259 | fd = timerfd_create (clockid, flags); |
|
|
2260 | #else |
|
|
2261 | fd = (errno = ENOSYS, -1); |
|
|
2262 | #endif |
|
|
2263 | |
|
|
2264 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2265 | } |
|
|
2266 | |
|
|
2267 | void |
|
|
2268 | timerfd_settime (SV *fh, int flags, NV interval, NV value) |
|
|
2269 | PPCODE: |
|
|
2270 | { |
|
|
2271 | int fd = s_fileno_croak (fh, 0); |
|
|
2272 | #if HAVE_TIMERFD |
|
|
2273 | int res; |
|
|
2274 | struct itimerspec its, ots; |
|
|
2275 | |
|
|
2276 | ts_set (&its.it_interval, interval); |
|
|
2277 | ts_set (&its.it_value , value); |
|
|
2278 | res = timerfd_settime (fd, flags, &its, &ots); |
|
|
2279 | |
|
|
2280 | if (!res) |
|
|
2281 | { |
|
|
2282 | EXTEND (SP, 2); |
|
|
2283 | PUSHs (newSVnv (ts_get (&ots.it_interval))); |
|
|
2284 | PUSHs (newSVnv (ts_get (&ots.it_value))); |
|
|
2285 | } |
|
|
2286 | #else |
|
|
2287 | errno = ENOSYS; |
|
|
2288 | #endif |
|
|
2289 | } |
|
|
2290 | |
|
|
2291 | void |
|
|
2292 | timerfd_gettime (SV *fh) |
|
|
2293 | PPCODE: |
|
|
2294 | { |
|
|
2295 | int fd = s_fileno_croak (fh, 0); |
|
|
2296 | #if HAVE_TIMERFD |
|
|
2297 | int res; |
|
|
2298 | struct itimerspec ots; |
|
|
2299 | res = timerfd_gettime (fd, &ots); |
|
|
2300 | |
|
|
2301 | if (!res) |
|
|
2302 | { |
|
|
2303 | EXTEND (SP, 2); |
|
|
2304 | PUSHs (newSVnv (ts_get (&ots.it_interval))); |
|
|
2305 | PUSHs (newSVnv (ts_get (&ots.it_value))); |
|
|
2306 | } |
|
|
2307 | #else |
|
|
2308 | errno = ENOSYS; |
|
|
2309 | #endif |
2153 | } |
2310 | } |
2154 | |
2311 | |
2155 | UV |
2312 | UV |
2156 | get_fdlimit () |
2313 | get_fdlimit () |
2157 | CODE: |
2314 | CODE: |