… | |
… | |
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 | |
8 | |
9 | #include "schmorp.h" |
9 | #if !defined mg_findext |
|
|
10 | # define mg_findext(sv,type,vtbl) mg_find (sv, type) |
|
|
11 | #endif |
10 | |
12 | |
11 | #include <stddef.h> |
13 | #include <stddef.h> |
12 | #include <stdlib.h> |
14 | #include <stdlib.h> |
13 | #include <errno.h> |
15 | #include <errno.h> |
14 | #include <sys/types.h> |
16 | #include <sys/types.h> |
… | |
… | |
21 | # include <sys/mman.h> |
23 | # include <sys/mman.h> |
22 | #endif |
24 | #endif |
23 | |
25 | |
24 | /* the incompetent fool that created musl keeps __linux__, refuses |
26 | /* the incompetent fool that created musl keeps __linux__, refuses |
25 | * to implement any linux standard apis, and also has no way to test |
27 | * to implement any linux standard apis, and also has no way to test |
26 | * for his broken iplementation. on't complain if this fails for you. |
28 | * for his broken iplementation. don't complain to me if this fails |
|
|
29 | * for you. |
27 | */ |
30 | */ |
28 | #if __linux__ && (defined __GLIBC__ || defined __UCLIBC__) |
31 | #if __linux__ && (defined __GLIBC__ || defined __UCLIBC__) |
29 | # include <linux/fs.h> |
32 | # include <linux/fs.h> |
30 | # ifdef FS_IOC_FIEMAP |
33 | # ifdef FS_IOC_FIEMAP |
31 | # include <linux/types.h> |
34 | # include <linux/types.h> |
… | |
… | |
103 | #define expect_false(expr) expect ((expr) != 0, 0) |
106 | #define expect_false(expr) expect ((expr) != 0, 0) |
104 | #define expect_true(expr) expect ((expr) != 0, 1) |
107 | #define expect_true(expr) expect ((expr) != 0, 1) |
105 | |
108 | |
106 | /*****************************************************************************/ |
109 | /*****************************************************************************/ |
107 | |
110 | |
|
|
111 | #include "libeio/config.h" |
|
|
112 | |
|
|
113 | #include "schmorp.h" |
|
|
114 | |
|
|
115 | #if HAVE_EVENTFD |
|
|
116 | # include <sys/eventfd.h> |
|
|
117 | #endif |
|
|
118 | |
|
|
119 | #if HAVE_TIMERFD |
|
|
120 | # include <sys/timerfd.h> |
|
|
121 | #endif |
|
|
122 | |
|
|
123 | #if HAVE_RLIMITS |
|
|
124 | #include <sys/time.h> |
|
|
125 | #include <sys/resource.h> |
|
|
126 | #endif |
|
|
127 | |
108 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
128 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
109 | typedef int aio_rfd; /* read file desriptor */ |
129 | typedef int aio_rfd; /* read file desriptor */ |
110 | typedef int aio_wfd; /* write file descriptor */ |
130 | typedef int aio_wfd; /* write file descriptor */ |
111 | |
131 | |
112 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash; |
132 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash; |
… | |
… | |
118 | STRLEN stroffset; \ |
138 | STRLEN stroffset; \ |
119 | SV *self; |
139 | SV *self; |
120 | |
140 | |
121 | #define EIO_NO_WRAPPERS 1 |
141 | #define EIO_NO_WRAPPERS 1 |
122 | |
142 | |
123 | #include "libeio/config.h" |
|
|
124 | #include "libeio/eio.h" |
143 | #include "libeio/eio.h" |
125 | |
144 | |
126 | static int req_invoke (eio_req *req); |
145 | static int req_invoke (eio_req *req); |
127 | #define EIO_FINISH(req) req_invoke (req) |
146 | #define EIO_FINISH(req) req_invoke (req) |
128 | static void req_destroy (eio_req *grp); |
147 | static void req_destroy (eio_req *grp); |
… | |
… | |
144 | # else |
163 | # else |
145 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
164 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
146 | # endif |
165 | # endif |
147 | #endif |
166 | #endif |
148 | |
167 | |
|
|
168 | #ifndef makedev |
|
|
169 | # define makedev(maj,min) (((maj) << 8) | (min)) |
|
|
170 | #endif |
|
|
171 | #ifndef major |
|
|
172 | # define major(dev) ((dev) >> 8) |
|
|
173 | #endif |
|
|
174 | #ifndef minor |
|
|
175 | # define minor(dev) ((dev) & 0xff) |
|
|
176 | #endif |
|
|
177 | |
|
|
178 | #if PAGESIZE <= 0 |
|
|
179 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
|
|
180 | #endif |
|
|
181 | |
|
|
182 | /*****************************************************************************/ |
|
|
183 | |
|
|
184 | #if !_POSIX_MAPPED_FILES |
|
|
185 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, (void *)-1) |
|
|
186 | # define munmap(addr,length) EIO_ENOSYS () |
|
|
187 | #endif |
|
|
188 | |
|
|
189 | #if !_POSIX_MEMORY_PROTECTION |
|
|
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) |
|
|
195 | #endif |
|
|
196 | |
|
|
197 | #define FOREIGN_MAGIC PERL_MAGIC_ext |
|
|
198 | |
|
|
199 | static int ecb_cold |
|
|
200 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
201 | { |
|
|
202 | int old_errno = errno; |
|
|
203 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
|
204 | errno = old_errno; |
|
|
205 | |
|
|
206 | mg->mg_obj = 0; /* just in case */ |
|
|
207 | |
|
|
208 | SvREADONLY_off (sv); |
|
|
209 | |
|
|
210 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
211 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
212 | |
|
|
213 | SvCUR_set (sv, 0); |
|
|
214 | SvPVX (sv) = 0; |
|
|
215 | SvOK_off (sv); |
|
|
216 | |
|
|
217 | return 0; |
|
|
218 | } |
|
|
219 | |
|
|
220 | static MGVTBL mmap_vtbl = { |
|
|
221 | 0, 0, 0, 0, mmap_free |
|
|
222 | }; |
|
|
223 | |
|
|
224 | static int ecb_cold |
|
|
225 | sysfree_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
226 | { |
|
|
227 | free (mg->mg_ptr); |
|
|
228 | mg->mg_obj = 0; /* just in case */ |
|
|
229 | |
|
|
230 | SvREADONLY_off (sv); |
|
|
231 | |
|
|
232 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
233 | croak ("ERROR: IO::AIO mapped scalar changed location, detected"); |
|
|
234 | |
|
|
235 | SvCUR_set (sv, 0); |
|
|
236 | SvPVX (sv) = 0; |
|
|
237 | SvOK_off (sv); |
|
|
238 | |
|
|
239 | return 0; |
|
|
240 | } |
|
|
241 | |
|
|
242 | static MGVTBL sysfree_vtbl = { |
|
|
243 | 0, 0, 0, 0, sysfree_free |
|
|
244 | }; |
|
|
245 | |
|
|
246 | /*****************************************************************************/ |
|
|
247 | |
|
|
248 | /* helper: set scalar to foreign ptr with custom free */ |
|
|
249 | static void |
|
|
250 | sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length) |
|
|
251 | { |
|
|
252 | sv_force_normal (sv); |
|
|
253 | |
|
|
254 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
255 | sv_magicext (sv, 0, FOREIGN_MAGIC, vtbl, (char *)addr, 0) |
|
|
256 | ->mg_obj = (SV *)length; |
|
|
257 | |
|
|
258 | SvUPGRADE (sv, SVt_PV); /* nop... */ |
|
|
259 | |
|
|
260 | if (SvLEN (sv)) |
|
|
261 | Safefree (SvPVX (sv)); |
|
|
262 | |
|
|
263 | SvPVX (sv) = (char *)addr; |
|
|
264 | SvCUR_set (sv, length); |
|
|
265 | SvLEN_set (sv, 0); |
|
|
266 | SvPOK_only (sv); |
|
|
267 | } |
|
|
268 | |
|
|
269 | static void |
|
|
270 | sv_clear_foreign (SV *sv) |
|
|
271 | { |
|
|
272 | /* todo: iterate over magic and only free ours, but of course */ |
|
|
273 | /* the perl5porters will call that (correct) behaviour buggy */ |
|
|
274 | sv_unmagic (sv, FOREIGN_MAGIC); |
|
|
275 | } |
|
|
276 | |
|
|
277 | /*****************************************************************************/ |
|
|
278 | |
149 | /* defines all sorts of constants to 0 unless they are already defined */ |
279 | /* defines all sorts of constants to 0 unless they are already defined */ |
150 | /* also provides const_iv_ and const_niv_ macros for them */ |
280 | /* also provides const_iv_ and const_niv_ macros for them */ |
151 | #include "def0.h" |
281 | #include "def0.h" |
152 | |
|
|
153 | #ifndef makedev |
|
|
154 | # define makedev(maj,min) (((maj) << 8) | (min)) |
|
|
155 | #endif |
|
|
156 | #ifndef major |
|
|
157 | # define major(dev) ((dev) >> 8) |
|
|
158 | #endif |
|
|
159 | #ifndef minor |
|
|
160 | # define minor(dev) ((dev) & 0xff) |
|
|
161 | #endif |
|
|
162 | |
|
|
163 | #if PAGESIZE <= 0 |
|
|
164 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
|
|
165 | #endif |
|
|
166 | |
282 | |
167 | /*****************************************************************************/ |
283 | /*****************************************************************************/ |
168 | |
284 | |
169 | static void |
285 | static void |
170 | fiemap (eio_req *req) |
286 | fiemap (eio_req *req) |
… | |
… | |
590 | SvSETMAGIC (req->sv2); |
706 | SvSETMAGIC (req->sv2); |
591 | PUSHs (sv_result); |
707 | PUSHs (sv_result); |
592 | } |
708 | } |
593 | break; |
709 | break; |
594 | |
710 | |
|
|
711 | case EIO_SLURP: |
|
|
712 | { |
|
|
713 | if (req->result >= 0) |
|
|
714 | { |
|
|
715 | /* if length was originally not known, we steal the malloc'ed memory */ |
|
|
716 | if (req->flags & EIO_FLAG_PTR2_FREE) |
|
|
717 | { |
|
|
718 | req->flags &= ~EIO_FLAG_PTR2_FREE; |
|
|
719 | sv_set_foreign (req->sv2, &sysfree_vtbl, req->ptr2, req->result); |
|
|
720 | } |
|
|
721 | else |
|
|
722 | { |
|
|
723 | SvCUR_set (req->sv2, req->result); |
|
|
724 | *SvEND (req->sv2) = 0; |
|
|
725 | SvPOK_only (req->sv2); |
|
|
726 | } |
|
|
727 | |
|
|
728 | SvSETMAGIC (req->sv2); |
|
|
729 | } |
|
|
730 | |
|
|
731 | PUSHs (sv_result); |
|
|
732 | } |
|
|
733 | break; |
|
|
734 | |
595 | case EIO_CUSTOM: |
735 | case EIO_CUSTOM: |
596 | if (req->feed == fiemap) |
736 | if (req->feed == fiemap) |
597 | { |
737 | { |
598 | #if HAVE_FIEMAP |
738 | #if HAVE_FIEMAP |
599 | if (!req->result) |
739 | if (!req->result) |
… | |
… | |
742 | create_respipe (); |
882 | create_respipe (); |
743 | |
883 | |
744 | if (eio_init (want_poll, done_poll) < 0) |
884 | if (eio_init (want_poll, done_poll) < 0) |
745 | croak ("IO::AIO: unable to initialise eio library"); |
885 | croak ("IO::AIO: unable to initialise eio library"); |
746 | } |
886 | } |
747 | |
|
|
748 | /*****************************************************************************/ |
|
|
749 | |
|
|
750 | #if !_POSIX_MAPPED_FILES |
|
|
751 | # define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS () |
|
|
752 | # define munmap(addr,length) EIO_ENOSYS () |
|
|
753 | #endif |
|
|
754 | |
|
|
755 | #if !_POSIX_MEMORY_PROTECTION |
|
|
756 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
|
|
757 | #endif |
|
|
758 | |
|
|
759 | #define MMAP_MAGIC PERL_MAGIC_ext |
|
|
760 | |
|
|
761 | static int ecb_cold |
|
|
762 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
763 | { |
|
|
764 | int old_errno = errno; |
|
|
765 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
|
766 | errno = old_errno; |
|
|
767 | |
|
|
768 | mg->mg_obj = 0; /* just in case */ |
|
|
769 | |
|
|
770 | SvREADONLY_off (sv); |
|
|
771 | |
|
|
772 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
773 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
774 | |
|
|
775 | SvCUR_set (sv, 0); |
|
|
776 | SvPVX (sv) = 0; |
|
|
777 | SvOK_off (sv); |
|
|
778 | |
|
|
779 | return 0; |
|
|
780 | } |
|
|
781 | |
|
|
782 | static MGVTBL mmap_vtbl = { |
|
|
783 | 0, 0, 0, 0, mmap_free |
|
|
784 | }; |
|
|
785 | |
887 | |
786 | /*****************************************************************************/ |
888 | /*****************************************************************************/ |
787 | |
889 | |
788 | static SV * |
890 | static SV * |
789 | get_cb (SV *cb_sv) |
891 | get_cb (SV *cb_sv) |
… | |
… | |
885 | req_set_path1 (req, fh_or_path); |
987 | req_set_path1 (req, fh_or_path); |
886 | break; |
988 | break; |
887 | } |
989 | } |
888 | } |
990 | } |
889 | |
991 | |
|
|
992 | /*****************************************************************************/ |
|
|
993 | |
|
|
994 | static void |
|
|
995 | ts_set (struct timespec *ts, NV value) |
|
|
996 | { |
|
|
997 | ts->tv_sec = value; |
|
|
998 | ts->tv_nsec = (value - ts->tv_sec) * 1e9; |
|
|
999 | } |
|
|
1000 | |
|
|
1001 | static NV |
|
|
1002 | ts_get (const struct timespec *ts) |
|
|
1003 | { |
|
|
1004 | return ts->tv_sec + ts->tv_nsec * 1e-9; |
|
|
1005 | } |
|
|
1006 | |
|
|
1007 | /*****************************************************************************/ |
|
|
1008 | |
890 | XS(boot_IO__AIO) ecb_cold; |
1009 | XS(boot_IO__AIO) ecb_cold; |
891 | |
1010 | |
892 | MODULE = IO::AIO PACKAGE = IO::AIO |
1011 | MODULE = IO::AIO PACKAGE = IO::AIO |
893 | |
1012 | |
894 | PROTOTYPES: ENABLE |
1013 | PROTOTYPES: ENABLE |
… | |
… | |
923 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
1042 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
924 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
1043 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
925 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
1044 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
926 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
1045 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
927 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
1046 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
928 | const_niv (MADV_FREE , POSIX_MADV_FREE) |
|
|
929 | |
1047 | |
930 | /* the second block will be 0 when missing */ |
1048 | /* the second block will be 0 when missing */ |
|
|
1049 | const_iv (O_ACCMODE) |
|
|
1050 | |
931 | const_iv (O_RDONLY) |
1051 | const_iv (O_RDONLY) |
932 | const_iv (O_WRONLY) |
1052 | const_iv (O_WRONLY) |
933 | const_iv (O_RDWR) |
1053 | const_iv (O_RDWR) |
934 | const_iv (O_CREAT) |
1054 | const_iv (O_CREAT) |
935 | const_iv (O_TRUNC) |
1055 | const_iv (O_TRUNC) |
… | |
… | |
994 | const_iv (MAP_NONBLOCK) |
1114 | const_iv (MAP_NONBLOCK) |
995 | const_iv (MAP_GROWSDOWN) |
1115 | const_iv (MAP_GROWSDOWN) |
996 | const_iv (MAP_32BIT) |
1116 | const_iv (MAP_32BIT) |
997 | const_iv (MAP_HUGETLB) |
1117 | const_iv (MAP_HUGETLB) |
998 | const_iv (MAP_STACK) |
1118 | const_iv (MAP_STACK) |
|
|
1119 | |
|
|
1120 | const_iv (MREMAP_MAYMOVE) |
|
|
1121 | const_iv (MREMAP_FIXED) |
|
|
1122 | |
|
|
1123 | const_iv (F_DUPFD_CLOEXEC) |
|
|
1124 | |
|
|
1125 | const_iv (F_OFD_GETLK) |
|
|
1126 | const_iv (F_OFD_SETLK) |
|
|
1127 | const_iv (F_OFD_GETLKW) |
|
|
1128 | |
|
|
1129 | const_iv (FIFREEZE) |
|
|
1130 | const_iv (FITHAW) |
|
|
1131 | const_iv (FITRIM) |
|
|
1132 | const_iv (FICLONE) |
|
|
1133 | const_iv (FICLONERANGE) |
|
|
1134 | const_iv (FIDEDUPERANGE) |
|
|
1135 | |
|
|
1136 | const_iv (FS_IOC_GETFLAGS) |
|
|
1137 | const_iv (FS_IOC_SETFLAGS) |
|
|
1138 | const_iv (FS_IOC_GETVERSION) |
|
|
1139 | const_iv (FS_IOC_SETVERSION) |
|
|
1140 | const_iv (FS_IOC_FIEMAP) |
|
|
1141 | const_iv (FS_IOC_FSGETXATTR) |
|
|
1142 | const_iv (FS_IOC_FSSETXATTR) |
|
|
1143 | const_iv (FS_IOC_SET_ENCRYPTION_POLICY) |
|
|
1144 | const_iv (FS_IOC_GET_ENCRYPTION_PWSALT) |
|
|
1145 | const_iv (FS_IOC_GET_ENCRYPTION_POLICY) |
|
|
1146 | |
|
|
1147 | const_iv (FS_KEY_DESCRIPTOR_SIZE) |
|
|
1148 | |
|
|
1149 | const_iv (FS_SECRM_FL) |
|
|
1150 | const_iv (FS_UNRM_FL) |
|
|
1151 | const_iv (FS_COMPR_FL) |
|
|
1152 | const_iv (FS_SYNC_FL) |
|
|
1153 | const_iv (FS_IMMUTABLE_FL) |
|
|
1154 | const_iv (FS_APPEND_FL) |
|
|
1155 | const_iv (FS_NODUMP_FL) |
|
|
1156 | const_iv (FS_NOATIME_FL) |
|
|
1157 | const_iv (FS_DIRTY_FL) |
|
|
1158 | const_iv (FS_COMPRBLK_FL) |
|
|
1159 | const_iv (FS_NOCOMP_FL) |
|
|
1160 | const_iv (FS_ENCRYPT_FL) |
|
|
1161 | const_iv (FS_BTREE_FL) |
|
|
1162 | const_iv (FS_INDEX_FL) |
|
|
1163 | const_iv (FS_JOURNAL_DATA_FL) |
|
|
1164 | const_iv (FS_NOTAIL_FL) |
|
|
1165 | const_iv (FS_DIRSYNC_FL) |
|
|
1166 | const_iv (FS_TOPDIR_FL) |
|
|
1167 | const_iv (FS_FL_USER_MODIFIABLE) |
|
|
1168 | |
|
|
1169 | const_iv (FS_XFLAG_REALTIME) |
|
|
1170 | const_iv (FS_XFLAG_PREALLOC) |
|
|
1171 | const_iv (FS_XFLAG_IMMUTABLE) |
|
|
1172 | const_iv (FS_XFLAG_APPEND) |
|
|
1173 | const_iv (FS_XFLAG_SYNC) |
|
|
1174 | const_iv (FS_XFLAG_NOATIME) |
|
|
1175 | const_iv (FS_XFLAG_NODUMP) |
|
|
1176 | const_iv (FS_XFLAG_RTINHERIT) |
|
|
1177 | const_iv (FS_XFLAG_PROJINHERIT) |
|
|
1178 | const_iv (FS_XFLAG_NOSYMLINKS) |
|
|
1179 | const_iv (FS_XFLAG_EXTSIZE) |
|
|
1180 | const_iv (FS_XFLAG_EXTSZINHERIT) |
|
|
1181 | const_iv (FS_XFLAG_NODEFRAG) |
|
|
1182 | const_iv (FS_XFLAG_FILESTREAM) |
|
|
1183 | const_iv (FS_XFLAG_DAX) |
|
|
1184 | const_iv (FS_XFLAG_HASATTR) |
999 | |
1185 | |
1000 | const_iv (FIEMAP_FLAG_SYNC) |
1186 | const_iv (FIEMAP_FLAG_SYNC) |
1001 | const_iv (FIEMAP_FLAG_XATTR) |
1187 | const_iv (FIEMAP_FLAG_XATTR) |
1002 | const_iv (FIEMAP_FLAGS_COMPAT) |
1188 | const_iv (FIEMAP_FLAGS_COMPAT) |
1003 | const_iv (FIEMAP_EXTENT_LAST) |
1189 | const_iv (FIEMAP_EXTENT_LAST) |
… | |
… | |
1015 | const_iv (SPLICE_F_MOVE) |
1201 | const_iv (SPLICE_F_MOVE) |
1016 | const_iv (SPLICE_F_NONBLOCK) |
1202 | const_iv (SPLICE_F_NONBLOCK) |
1017 | const_iv (SPLICE_F_MORE) |
1203 | const_iv (SPLICE_F_MORE) |
1018 | const_iv (SPLICE_F_GIFT) |
1204 | const_iv (SPLICE_F_GIFT) |
1019 | |
1205 | |
|
|
1206 | const_iv (EFD_CLOEXEC) |
|
|
1207 | const_iv (EFD_NONBLOCK) |
|
|
1208 | const_iv (EFD_SEMAPHORE) |
|
|
1209 | |
|
|
1210 | const_iv (CLOCK_REALTIME) |
|
|
1211 | const_iv (CLOCK_MONOTONIC) |
|
|
1212 | const_iv (CLOCK_BOOTTIME) |
|
|
1213 | const_iv (CLOCK_REALTIME_ALARM) |
|
|
1214 | const_iv (CLOCK_BOOTTIME_ALARM) |
|
|
1215 | |
|
|
1216 | const_iv (TFD_NONBLOCK) |
|
|
1217 | const_iv (TFD_CLOEXEC) |
|
|
1218 | |
|
|
1219 | const_iv (TFD_TIMER_ABSTIME) |
|
|
1220 | const_iv (TFD_TIMER_CANCEL_ON_SET) |
|
|
1221 | |
1020 | /* these are libeio constants, and are independent of gendef0 */ |
1222 | /* these are libeio constants, and are independent of gendef0 */ |
1021 | const_eio (SEEK_SET) |
1223 | const_eio (SEEK_SET) |
1022 | const_eio (SEEK_CUR) |
1224 | const_eio (SEEK_CUR) |
1023 | const_eio (SEEK_END) |
1225 | const_eio (SEEK_END) |
1024 | |
1226 | |
… | |
… | |
1037 | |
1239 | |
1038 | const_eio (FALLOC_FL_KEEP_SIZE) |
1240 | const_eio (FALLOC_FL_KEEP_SIZE) |
1039 | const_eio (FALLOC_FL_PUNCH_HOLE) |
1241 | const_eio (FALLOC_FL_PUNCH_HOLE) |
1040 | const_eio (FALLOC_FL_COLLAPSE_RANGE) |
1242 | const_eio (FALLOC_FL_COLLAPSE_RANGE) |
1041 | const_eio (FALLOC_FL_ZERO_RANGE) |
1243 | const_eio (FALLOC_FL_ZERO_RANGE) |
|
|
1244 | const_eio (FALLOC_FL_INSERT_RANGE) |
|
|
1245 | const_eio (FALLOC_FL_UNSHARE_RANGE) |
|
|
1246 | |
|
|
1247 | const_eio (RENAME_NOREPLACE) |
|
|
1248 | const_eio (RENAME_EXCHANGE) |
|
|
1249 | const_eio (RENAME_WHITEOUT) |
1042 | |
1250 | |
1043 | const_eio (READDIR_DENTS) |
1251 | const_eio (READDIR_DENTS) |
1044 | const_eio (READDIR_DIRS_FIRST) |
1252 | const_eio (READDIR_DIRS_FIRST) |
1045 | const_eio (READDIR_STAT_ORDER) |
1253 | const_eio (READDIR_STAT_ORDER) |
1046 | const_eio (READDIR_FOUND_UNKNOWN) |
1254 | const_eio (READDIR_FOUND_UNKNOWN) |
… | |
… | |
1533 | |
1741 | |
1534 | REQ_SEND; |
1742 | REQ_SEND; |
1535 | } |
1743 | } |
1536 | |
1744 | |
1537 | void |
1745 | void |
|
|
1746 | aio_rename2 (SV8 *oldpath, SV8 *newpath, int flags = 0, SV *callback = &PL_sv_undef) |
|
|
1747 | PPCODE: |
|
|
1748 | { |
|
|
1749 | eio_wd wd2 = 0; |
|
|
1750 | dREQ; |
|
|
1751 | |
|
|
1752 | req->type = EIO_RENAME; |
|
|
1753 | req_set_path1 (req, oldpath); |
|
|
1754 | req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
|
|
1755 | req->int2 = flags; |
|
|
1756 | req->int3 = (long)wd2; |
|
|
1757 | |
|
|
1758 | REQ_SEND; |
|
|
1759 | } |
|
|
1760 | |
|
|
1761 | void |
1538 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef) |
1762 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef) |
1539 | PPCODE: |
1763 | PPCODE: |
1540 | { |
1764 | { |
1541 | dREQ; |
1765 | dREQ; |
1542 | |
1766 | |
… | |
… | |
1547 | |
1771 | |
1548 | REQ_SEND; |
1772 | REQ_SEND; |
1549 | } |
1773 | } |
1550 | |
1774 | |
1551 | void |
1775 | void |
1552 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef) |
1776 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = -1, SV *callback = &PL_sv_undef) |
1553 | ALIAS: |
1777 | ALIAS: |
1554 | aio_mtouch = EIO_MTOUCH |
1778 | aio_mtouch = EIO_MTOUCH |
1555 | aio_msync = EIO_MSYNC |
1779 | aio_msync = EIO_MSYNC |
1556 | PPCODE: |
1780 | PPCODE: |
1557 | { |
1781 | { |
1558 | STRLEN svlen; |
1782 | STRLEN svlen; |
1559 | char *svptr = SvPVbyte (data, svlen); |
1783 | char *svptr = SvPVbyte (data, svlen); |
1560 | UV len = SvUV (length); |
1784 | UV len = SvUV (length); |
|
|
1785 | |
|
|
1786 | if (flags < 0) |
|
|
1787 | flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0; |
1561 | |
1788 | |
1562 | if (offset < 0) |
1789 | if (offset < 0) |
1563 | offset += svlen; |
1790 | offset += svlen; |
1564 | |
1791 | |
1565 | if (offset < 0 || offset > svlen) |
1792 | if (offset < 0 || offset > svlen) |
… | |
… | |
1641 | req->int2 = flags; |
1868 | req->int2 = flags; |
1642 | req->int3 = SvOK (count) ? SvIV (count) : -1; |
1869 | req->int3 = SvOK (count) ? SvIV (count) : -1; |
1643 | #endif |
1870 | #endif |
1644 | |
1871 | |
1645 | REQ_SEND; |
1872 | REQ_SEND; |
|
|
1873 | } |
|
|
1874 | |
|
|
1875 | void |
|
|
1876 | aio_slurp (SV *pathname, off_t offset, UV length, SV8 *data, SV *callback = &PL_sv_undef) |
|
|
1877 | PPCODE: |
|
|
1878 | { |
|
|
1879 | char *svptr = 0; |
|
|
1880 | |
|
|
1881 | sv_clear_foreign (data); |
|
|
1882 | |
|
|
1883 | if (length) /* known length, directly read into scalar */ |
|
|
1884 | { |
|
|
1885 | if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) |
|
|
1886 | svptr = sv_grow (data, length + 1); |
|
|
1887 | else if (SvCUR (data) < length) |
|
|
1888 | croak ("length outside of scalar, and cannot grow"); |
|
|
1889 | else |
|
|
1890 | svptr = SvPVbyte_nolen (data); |
|
|
1891 | } |
|
|
1892 | |
|
|
1893 | { |
|
|
1894 | dREQ; |
|
|
1895 | |
|
|
1896 | req->type = EIO_SLURP; |
|
|
1897 | req_set_path1 (req, pathname); |
|
|
1898 | req->offs = offset; |
|
|
1899 | req->size = length; |
|
|
1900 | req->sv2 = SvREFCNT_inc (data); |
|
|
1901 | req->ptr2 = svptr; |
|
|
1902 | |
|
|
1903 | if (!SvREADONLY (data)) |
|
|
1904 | { |
|
|
1905 | SvREADONLY_on (data); |
|
|
1906 | req->flags |= FLAG_SV2_RO_OFF; |
|
|
1907 | } |
|
|
1908 | |
|
|
1909 | REQ_SEND; |
|
|
1910 | } |
1646 | } |
1911 | } |
1647 | |
1912 | |
1648 | void |
1913 | void |
1649 | aio_busy (double delay, SV *callback = &PL_sv_undef) |
1914 | aio_busy (double delay, SV *callback = &PL_sv_undef) |
1650 | PPCODE: |
1915 | PPCODE: |
… | |
… | |
1787 | RETVAL |
2052 | RETVAL |
1788 | |
2053 | |
1789 | void |
2054 | void |
1790 | mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) |
2055 | mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) |
1791 | PPCODE: |
2056 | PPCODE: |
1792 | sv_unmagic (scalar, MMAP_MAGIC); |
2057 | sv_clear_foreign (scalar); |
1793 | { |
2058 | { |
1794 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
2059 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
1795 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
2060 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
1796 | if (addr == (void *)-1) |
2061 | if (addr == (void *)-1) |
1797 | XSRETURN_NO; |
2062 | XSRETURN_NO; |
1798 | |
2063 | |
1799 | sv_force_normal (scalar); |
2064 | sv_set_foreign (scalar, &mmap_vtbl, addr, length); |
1800 | |
|
|
1801 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
1802 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
|
|
1803 | ->mg_obj = (SV *)length; |
|
|
1804 | |
|
|
1805 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1806 | |
2065 | |
1807 | if (!(prot & PROT_WRITE)) |
2066 | if (!(prot & PROT_WRITE)) |
1808 | SvREADONLY_on (scalar); |
2067 | SvREADONLY_on (scalar); |
1809 | |
2068 | |
1810 | if (SvLEN (scalar)) |
|
|
1811 | Safefree (SvPVX (scalar)); |
|
|
1812 | |
|
|
1813 | SvPVX (scalar) = (char *)addr; |
|
|
1814 | SvCUR_set (scalar, length); |
|
|
1815 | SvLEN_set (scalar, 0); |
|
|
1816 | SvPOK_only (scalar); |
|
|
1817 | |
|
|
1818 | XSRETURN_YES; |
2069 | XSRETURN_YES; |
1819 | } |
2070 | } |
1820 | |
2071 | |
1821 | void |
2072 | void |
1822 | munmap (SV *scalar) |
2073 | munmap (SV *scalar) |
1823 | CODE: |
2074 | CODE: |
1824 | sv_unmagic (scalar, MMAP_MAGIC); |
2075 | sv_clear_foreign (scalar); |
|
|
2076 | |
|
|
2077 | SV * |
|
|
2078 | mremap (SV *scalar, STRLEN new_length, int flags = MREMAP_MAYMOVE, IV new_address = 0) |
|
|
2079 | CODE: |
|
|
2080 | { |
|
|
2081 | MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl); |
|
|
2082 | void *new; |
|
|
2083 | |
|
|
2084 | if (!mg || SvPVX (scalar) != mg->mg_ptr) |
|
|
2085 | croak ("IO::AIO::mremap: scalar not mapped by IO::AIO::mmap or improperly modified"); |
|
|
2086 | |
|
|
2087 | new = mremap (mg->mg_ptr, (size_t)mg->mg_obj, new_length, flags, (void *)new_address); |
|
|
2088 | |
|
|
2089 | RETVAL = &PL_sv_no; |
|
|
2090 | |
|
|
2091 | if (new != (void *)-1) |
|
|
2092 | { |
|
|
2093 | RETVAL = new == (void *)mg->mg_ptr |
|
|
2094 | ? newSVpvn ("0 but true", 10) |
|
|
2095 | : &PL_sv_yes; |
|
|
2096 | |
|
|
2097 | mg->mg_ptr = (char *)new; |
|
|
2098 | mg->mg_obj = (SV *)new_length; |
|
|
2099 | |
|
|
2100 | SvPVX (scalar) = mg->mg_ptr; |
|
|
2101 | SvCUR_set (scalar, new_length); |
|
|
2102 | } |
|
|
2103 | } |
|
|
2104 | OUTPUT: |
|
|
2105 | RETVAL |
1825 | |
2106 | |
1826 | int |
2107 | int |
1827 | madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
2108 | madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
1828 | ALIAS: |
2109 | ALIAS: |
1829 | mprotect = 1 |
2110 | mprotect = 1 |
… | |
… | |
1959 | { |
2240 | { |
1960 | EXTEND (SP, 2); |
2241 | EXTEND (SP, 2); |
1961 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
2242 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
1962 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
2243 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
1963 | } |
2244 | } |
|
|
2245 | } |
|
|
2246 | |
|
|
2247 | void |
|
|
2248 | eventfd (unsigned int initval = 0, int flags = 0) |
|
|
2249 | PPCODE: |
|
|
2250 | { |
|
|
2251 | int fd; |
|
|
2252 | #if HAVE_EVENTFD |
|
|
2253 | fd = eventfd (initval, flags); |
|
|
2254 | #else |
|
|
2255 | fd = (errno = ENOSYS, -1); |
|
|
2256 | #endif |
|
|
2257 | |
|
|
2258 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2259 | } |
|
|
2260 | |
|
|
2261 | void |
|
|
2262 | timerfd_create (int clockid, int flags = 0) |
|
|
2263 | PPCODE: |
|
|
2264 | { |
|
|
2265 | int fd; |
|
|
2266 | #if HAVE_TIMERFD |
|
|
2267 | fd = timerfd_create (clockid, flags); |
|
|
2268 | #else |
|
|
2269 | fd = (errno = ENOSYS, -1); |
|
|
2270 | #endif |
|
|
2271 | |
|
|
2272 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2273 | } |
|
|
2274 | |
|
|
2275 | void |
|
|
2276 | timerfd_settime (SV *fh, int flags, NV interval, NV value) |
|
|
2277 | PPCODE: |
|
|
2278 | { |
|
|
2279 | int fd = s_fileno_croak (fh, 0); |
|
|
2280 | #if HAVE_TIMERFD |
|
|
2281 | int res; |
|
|
2282 | struct itimerspec its, ots; |
|
|
2283 | |
|
|
2284 | ts_set (&its.it_interval, interval); |
|
|
2285 | ts_set (&its.it_value , value); |
|
|
2286 | res = timerfd_settime (fd, flags, &its, &ots); |
|
|
2287 | |
|
|
2288 | if (!res) |
|
|
2289 | { |
|
|
2290 | EXTEND (SP, 2); |
|
|
2291 | PUSHs (newSVnv (ts_get (&ots.it_interval))); |
|
|
2292 | PUSHs (newSVnv (ts_get (&ots.it_value))); |
|
|
2293 | } |
|
|
2294 | #else |
|
|
2295 | errno = ENOSYS; |
|
|
2296 | #endif |
|
|
2297 | } |
|
|
2298 | |
|
|
2299 | void |
|
|
2300 | timerfd_gettime (SV *fh) |
|
|
2301 | PPCODE: |
|
|
2302 | { |
|
|
2303 | int fd = s_fileno_croak (fh, 0); |
|
|
2304 | #if HAVE_TIMERFD |
|
|
2305 | int res; |
|
|
2306 | struct itimerspec ots; |
|
|
2307 | res = timerfd_gettime (fd, &ots); |
|
|
2308 | |
|
|
2309 | if (!res) |
|
|
2310 | { |
|
|
2311 | EXTEND (SP, 2); |
|
|
2312 | PUSHs (newSVnv (ts_get (&ots.it_interval))); |
|
|
2313 | PUSHs (newSVnv (ts_get (&ots.it_value))); |
|
|
2314 | } |
|
|
2315 | #else |
|
|
2316 | errno = ENOSYS; |
|
|
2317 | #endif |
|
|
2318 | } |
|
|
2319 | |
|
|
2320 | UV |
|
|
2321 | get_fdlimit () |
|
|
2322 | CODE: |
|
|
2323 | #if HAVE_RLIMITS |
|
|
2324 | struct rlimit rl; |
|
|
2325 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2326 | XSRETURN_UV (rl.rlim_cur == RLIM_INFINITY ? (UV)-1 : rl.rlim_cur); |
|
|
2327 | #endif |
|
|
2328 | XSRETURN_UNDEF; |
|
|
2329 | OUTPUT: |
|
|
2330 | RETVAL |
|
|
2331 | |
|
|
2332 | void |
|
|
2333 | min_fdlimit (UV limit = 0x7fffffffU) |
|
|
2334 | CODE: |
|
|
2335 | { |
|
|
2336 | #if HAVE_RLIMITS |
|
|
2337 | struct rlimit rl; |
|
|
2338 | rlim_t orig_rlim_max; |
|
|
2339 | UV bit; |
|
|
2340 | |
|
|
2341 | if (0 != getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2342 | goto fail; |
|
|
2343 | |
|
|
2344 | if (rl.rlim_cur == RLIM_INFINITY) |
|
|
2345 | XSRETURN_YES; |
|
|
2346 | |
|
|
2347 | orig_rlim_max = rl.rlim_max == RLIM_INFINITY ? ((rlim_t)0)-1 : rl.rlim_max; |
|
|
2348 | |
|
|
2349 | if (rl.rlim_cur < limit) |
|
|
2350 | { |
|
|
2351 | rl.rlim_cur = limit; |
|
|
2352 | |
|
|
2353 | if (rl.rlim_max < rl.rlim_cur && rl.rlim_max != RLIM_INFINITY) |
|
|
2354 | rl.rlim_max = rl.rlim_cur; |
|
|
2355 | } |
|
|
2356 | |
|
|
2357 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2358 | XSRETURN_YES; |
|
|
2359 | |
|
|
2360 | if (errno == EPERM) |
|
|
2361 | { |
|
|
2362 | /* setlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */ |
|
|
2363 | /* our limit overflows a system-wide limit */ |
|
|
2364 | /* try an adaptive algorithm, but do not lower the hardlimit */ |
|
|
2365 | rl.rlim_max = 0; |
|
|
2366 | for (bit = 0x40000000U; bit; bit >>= 1) |
|
|
2367 | { |
|
|
2368 | rl.rlim_max |= bit; |
|
|
2369 | rl.rlim_cur = rl.rlim_max; |
|
|
2370 | |
|
|
2371 | /* nevr decrease the hard limit */ |
|
|
2372 | if (rl.rlim_max < orig_rlim_max) |
|
|
2373 | break; |
|
|
2374 | |
|
|
2375 | if (0 != setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2376 | rl.rlim_max &= ~bit; /* too high, remove bit again */ |
|
|
2377 | } |
|
|
2378 | |
|
|
2379 | /* now, raise the soft limit to the max permitted */ |
|
|
2380 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2381 | { |
|
|
2382 | rl.rlim_cur = rl.rlim_max; |
|
|
2383 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2384 | errno = EPERM; |
|
|
2385 | } |
|
|
2386 | } |
|
|
2387 | #endif |
|
|
2388 | fail: |
|
|
2389 | XSRETURN_UNDEF; |
1964 | } |
2390 | } |
1965 | |
2391 | |
1966 | void _on_next_submit (SV *cb) |
2392 | void _on_next_submit (SV *cb) |
1967 | CODE: |
2393 | CODE: |
1968 | SvREFCNT_dec (on_next_submit); |
2394 | SvREFCNT_dec (on_next_submit); |