ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/IO-AIO/AIO.xs
(Generate patch)

Comparing IO-AIO/AIO.xs (file contents):
Revision 1.253 by root, Tue Feb 20 04:32:59 2018 UTC vs.
Revision 1.257 by root, Tue Jul 17 23:20:09 2018 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
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 111#if HAVE_EVENTFD
112# include <sys/eventfd.h> 112# include <sys/eventfd.h>
113#endif
114
115#if HAVE_TIMERFD
116# include <sys/timerfd.h>
113#endif 117#endif
114 118
115#if HAVE_RLIMITS 119#if HAVE_RLIMITS
116 #include <sys/time.h> 120 #include <sys/time.h>
117 #include <sys/resource.h> 121 #include <sys/resource.h>
… …
182# define munmap(addr,length) EIO_ENOSYS () 186# define munmap(addr,length) EIO_ENOSYS ()
183#endif 187#endif
184 188
185#if !_POSIX_MEMORY_PROTECTION 189#if !_POSIX_MEMORY_PROTECTION
186# define mprotect(addr,len,prot) EIO_ENOSYS () 190# define mprotect(addr,len,prot) EIO_ENOSYS ()
191#endif
192
193#if !MREMAP_MAYMOVE
194# define mremap(old_address,old_size,new_size,flags,new_address) (errno = ENOSYS, (void *)-1)
187#endif 195#endif
188 196
189#define FOREIGN_MAGIC PERL_MAGIC_ext 197#define FOREIGN_MAGIC PERL_MAGIC_ext
190 198
191static int ecb_cold 199static int ecb_cold
… …
973 req_set_path1 (req, fh_or_path); 981 req_set_path1 (req, fh_or_path);
974 break; 982 break;
975 } 983 }
976} 984}
977 985
986/*****************************************************************************/
987
988static void
989ts_set (struct timespec *ts, NV value)
990{
991 ts->tv_sec = value;
992 ts->tv_nsec = (value - ts->tv_sec) * 1e9;
993}
994
995static NV
996ts_get (const struct timespec *ts)
997{
998 return ts->tv_sec + ts->tv_nsec * 1e-9;
999}
1000
1001/*****************************************************************************/
1002
978XS(boot_IO__AIO) ecb_cold; 1003XS(boot_IO__AIO) ecb_cold;
979 1004
980MODULE = IO::AIO PACKAGE = IO::AIO 1005MODULE = IO::AIO PACKAGE = IO::AIO
981 1006
982PROTOTYPES: ENABLE 1007PROTOTYPES: ENABLE
… …
1081 const_iv (MAP_NONBLOCK) 1106 const_iv (MAP_NONBLOCK)
1082 const_iv (MAP_GROWSDOWN) 1107 const_iv (MAP_GROWSDOWN)
1083 const_iv (MAP_32BIT) 1108 const_iv (MAP_32BIT)
1084 const_iv (MAP_HUGETLB) 1109 const_iv (MAP_HUGETLB)
1085 const_iv (MAP_STACK) 1110 const_iv (MAP_STACK)
1111
1112 const_iv (MREMAP_MAYMOVE)
1113 const_iv (MREMAP_FIXED)
1086 1114
1087 const_iv (F_DUPFD_CLOEXEC) 1115 const_iv (F_DUPFD_CLOEXEC)
1088 1116
1089 const_iv (F_OFD_GETLK) 1117 const_iv (F_OFD_GETLK)
1090 const_iv (F_OFD_SETLK) 1118 const_iv (F_OFD_SETLK)
… …
1169 1197
1170 const_iv (EFD_CLOEXEC) 1198 const_iv (EFD_CLOEXEC)
1171 const_iv (EFD_NONBLOCK) 1199 const_iv (EFD_NONBLOCK)
1172 const_iv (EFD_SEMAPHORE) 1200 const_iv (EFD_SEMAPHORE)
1173 1201
1202 const_iv (CLOCK_REALTIME)
1203 const_iv (CLOCK_MONOTONIC)
1204 const_iv (CLOCK_BOOTTIME)
1205 const_iv (CLOCK_REALTIME_ALARM)
1206 const_iv (CLOCK_BOOTTIME_ALARM)
1207
1208 const_iv (TFD_NONBLOCK)
1209 const_iv (TFD_CLOEXEC)
1210
1211 const_iv (TFD_TIMER_ABSTIME)
1212 const_iv (TFD_TIMER_CANCEL_ON_SET)
1213
1174 /* these are libeio constants, and are independent of gendef0 */ 1214 /* these are libeio constants, and are independent of gendef0 */
1175 const_eio (SEEK_SET) 1215 const_eio (SEEK_SET)
1176 const_eio (SEEK_CUR) 1216 const_eio (SEEK_CUR)
1177 const_eio (SEEK_END) 1217 const_eio (SEEK_END)
1178 1218
… …
2024void 2064void
2025munmap (SV *scalar) 2065munmap (SV *scalar)
2026 CODE: 2066 CODE:
2027 sv_clear_foreign (scalar); 2067 sv_clear_foreign (scalar);
2028 2068
2069SV *
2070mremap (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
2029int 2099int
2030madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) 2100madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot)
2031 ALIAS: 2101 ALIAS:
2032 mprotect = 1 2102 mprotect = 1
2033 CODE: 2103 CODE:
… …
2176#else 2246#else
2177 fd = (errno = ENOSYS, -1); 2247 fd = (errno = ENOSYS, -1);
2178#endif 2248#endif
2179 2249
2180 XPUSHs (newmortalFH (fd, O_RDWR)); 2250 XPUSHs (newmortalFH (fd, O_RDWR));
2251}
2252
2253void
2254timerfd_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
2267void
2268timerfd_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
2291void
2292timerfd_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
2181} 2310}
2182 2311
2183UV 2312UV
2184get_fdlimit () 2313get_fdlimit ()
2185 CODE: 2314 CODE:

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines