… | |
… | |
21 | # include <sys/mman.h> |
21 | # include <sys/mman.h> |
22 | #endif |
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. on't complain if this fails for you. |
26 | * for his broken iplementation. don't complain to me if this fails |
|
|
27 | * for you. |
27 | */ |
28 | */ |
28 | #if __linux__ && (defined __GLIBC__ || defined __UCLIBC__) |
29 | #if __linux__ && (defined __GLIBC__ || defined __UCLIBC__) |
29 | # include <linux/fs.h> |
30 | # include <linux/fs.h> |
30 | # ifdef FS_IOC_FIEMAP |
31 | # ifdef FS_IOC_FIEMAP |
31 | # include <linux/types.h> |
32 | # include <linux/types.h> |
… | |
… | |
103 | #define expect_false(expr) expect ((expr) != 0, 0) |
104 | #define expect_false(expr) expect ((expr) != 0, 0) |
104 | #define expect_true(expr) expect ((expr) != 0, 1) |
105 | #define expect_true(expr) expect ((expr) != 0, 1) |
105 | |
106 | |
106 | /*****************************************************************************/ |
107 | /*****************************************************************************/ |
107 | |
108 | |
|
|
109 | #include "libeio/config.h" |
|
|
110 | |
|
|
111 | #if HAVE_EVENTFD |
|
|
112 | # include <sys/eventfd.h> |
|
|
113 | #endif |
|
|
114 | |
|
|
115 | #if HAVE_RLIMITS |
|
|
116 | #include <sys/time.h> |
|
|
117 | #include <sys/resource.h> |
|
|
118 | #endif |
|
|
119 | |
108 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
120 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
109 | typedef int aio_rfd; /* read file desriptor */ |
121 | typedef int aio_rfd; /* read file desriptor */ |
110 | typedef int aio_wfd; /* write file descriptor */ |
122 | typedef int aio_wfd; /* write file descriptor */ |
111 | |
123 | |
112 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash; |
124 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash; |
… | |
… | |
118 | STRLEN stroffset; \ |
130 | STRLEN stroffset; \ |
119 | SV *self; |
131 | SV *self; |
120 | |
132 | |
121 | #define EIO_NO_WRAPPERS 1 |
133 | #define EIO_NO_WRAPPERS 1 |
122 | |
134 | |
123 | #include "libeio/config.h" |
|
|
124 | #include "libeio/eio.h" |
135 | #include "libeio/eio.h" |
125 | |
136 | |
126 | static int req_invoke (eio_req *req); |
137 | static int req_invoke (eio_req *req); |
127 | #define EIO_FINISH(req) req_invoke (req) |
138 | #define EIO_FINISH(req) req_invoke (req) |
128 | static void req_destroy (eio_req *grp); |
139 | static void req_destroy (eio_req *grp); |
… | |
… | |
145 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
156 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
146 | # endif |
157 | # endif |
147 | #endif |
158 | #endif |
148 | |
159 | |
149 | /* defines all sorts of constants to 0 unless they are already defined */ |
160 | /* defines all sorts of constants to 0 unless they are already defined */ |
|
|
161 | /* also provides const_iv_ and const_niv_ macros for them */ |
150 | #include "def0.h" |
162 | #include "def0.h" |
151 | |
163 | |
152 | #ifndef makedev |
164 | #ifndef makedev |
153 | # define makedev(maj,min) (((maj) << 8) | (min)) |
165 | # define makedev(maj,min) (((maj) << 8) | (min)) |
154 | #endif |
166 | #endif |
… | |
… | |
160 | #endif |
172 | #endif |
161 | |
173 | |
162 | #if PAGESIZE <= 0 |
174 | #if PAGESIZE <= 0 |
163 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
175 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
164 | #endif |
176 | #endif |
|
|
177 | |
|
|
178 | /*****************************************************************************/ |
|
|
179 | |
|
|
180 | #if !_POSIX_MAPPED_FILES |
|
|
181 | # define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS () |
|
|
182 | # define munmap(addr,length) EIO_ENOSYS () |
|
|
183 | #endif |
|
|
184 | |
|
|
185 | #if !_POSIX_MEMORY_PROTECTION |
|
|
186 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
|
|
187 | #endif |
|
|
188 | |
|
|
189 | #define FOREIGN_MAGIC PERL_MAGIC_ext |
|
|
190 | |
|
|
191 | static int ecb_cold |
|
|
192 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
193 | { |
|
|
194 | int old_errno = errno; |
|
|
195 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
|
196 | errno = old_errno; |
|
|
197 | |
|
|
198 | mg->mg_obj = 0; /* just in case */ |
|
|
199 | |
|
|
200 | SvREADONLY_off (sv); |
|
|
201 | |
|
|
202 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
203 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
204 | |
|
|
205 | SvCUR_set (sv, 0); |
|
|
206 | SvPVX (sv) = 0; |
|
|
207 | SvOK_off (sv); |
|
|
208 | |
|
|
209 | return 0; |
|
|
210 | } |
|
|
211 | |
|
|
212 | static MGVTBL mmap_vtbl = { |
|
|
213 | 0, 0, 0, 0, mmap_free |
|
|
214 | }; |
|
|
215 | |
|
|
216 | static int ecb_cold |
|
|
217 | sysfree_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
218 | { |
|
|
219 | free (mg->mg_ptr); |
|
|
220 | mg->mg_obj = 0; /* just in case */ |
|
|
221 | |
|
|
222 | SvREADONLY_off (sv); |
|
|
223 | |
|
|
224 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
225 | croak ("ERROR: IO::AIO mapped scalar changed location, detected"); |
|
|
226 | |
|
|
227 | SvCUR_set (sv, 0); |
|
|
228 | SvPVX (sv) = 0; |
|
|
229 | SvOK_off (sv); |
|
|
230 | |
|
|
231 | return 0; |
|
|
232 | } |
|
|
233 | |
|
|
234 | static MGVTBL sysfree_vtbl = { |
|
|
235 | 0, 0, 0, 0, sysfree_free |
|
|
236 | }; |
|
|
237 | |
|
|
238 | /*****************************************************************************/ |
|
|
239 | |
|
|
240 | /* helper: set scalar to foreign ptr with custom free */ |
|
|
241 | static void |
|
|
242 | sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length) |
|
|
243 | { |
|
|
244 | sv_force_normal (sv); |
|
|
245 | |
|
|
246 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
247 | sv_magicext (sv, 0, FOREIGN_MAGIC, vtbl, (char *)addr, 0) |
|
|
248 | ->mg_obj = (SV *)length; |
|
|
249 | |
|
|
250 | SvUPGRADE (sv, SVt_PV); /* nop... */ |
|
|
251 | |
|
|
252 | if (SvLEN (sv)) |
|
|
253 | Safefree (SvPVX (sv)); |
|
|
254 | |
|
|
255 | SvPVX (sv) = (char *)addr; |
|
|
256 | SvCUR_set (sv, length); |
|
|
257 | SvLEN_set (sv, 0); |
|
|
258 | SvPOK_only (sv); |
|
|
259 | } |
|
|
260 | |
|
|
261 | static void |
|
|
262 | sv_clear_foreign (SV *sv) |
|
|
263 | { |
|
|
264 | /* todo: iterate over magic and only free ours, but of course */ |
|
|
265 | /* the perl5porters will call that (correct) behaviour buggy */ |
|
|
266 | sv_unmagic (sv, FOREIGN_MAGIC); |
|
|
267 | } |
165 | |
268 | |
166 | /*****************************************************************************/ |
269 | /*****************************************************************************/ |
167 | |
270 | |
168 | static void |
271 | static void |
169 | fiemap (eio_req *req) |
272 | fiemap (eio_req *req) |
… | |
… | |
589 | SvSETMAGIC (req->sv2); |
692 | SvSETMAGIC (req->sv2); |
590 | PUSHs (sv_result); |
693 | PUSHs (sv_result); |
591 | } |
694 | } |
592 | break; |
695 | break; |
593 | |
696 | |
|
|
697 | case EIO_SLURP: |
|
|
698 | { |
|
|
699 | if (req->result >= 0) |
|
|
700 | { |
|
|
701 | /* if length was originally not known, we steal the malloc'ed memory */ |
|
|
702 | if (req->flags & EIO_FLAG_PTR2_FREE) |
|
|
703 | { |
|
|
704 | req->flags &= ~EIO_FLAG_PTR2_FREE; |
|
|
705 | sv_set_foreign (req->sv2, &sysfree_vtbl, req->ptr2, req->result); |
|
|
706 | } |
|
|
707 | else |
|
|
708 | { |
|
|
709 | SvCUR_set (req->sv2, req->result); |
|
|
710 | *SvEND (req->sv2) = 0; |
|
|
711 | SvPOK_only (req->sv2); |
|
|
712 | } |
|
|
713 | |
|
|
714 | SvSETMAGIC (req->sv2); |
|
|
715 | } |
|
|
716 | |
|
|
717 | PUSHs (sv_result); |
|
|
718 | } |
|
|
719 | break; |
|
|
720 | |
594 | case EIO_CUSTOM: |
721 | case EIO_CUSTOM: |
595 | if (req->feed == fiemap) |
722 | if (req->feed == fiemap) |
596 | { |
723 | { |
597 | #if HAVE_FIEMAP |
724 | #if HAVE_FIEMAP |
598 | if (!req->result) |
725 | if (!req->result) |
… | |
… | |
703 | { |
830 | { |
704 | while (eio_nreqs ()) |
831 | while (eio_nreqs ()) |
705 | { |
832 | { |
706 | int size; |
833 | int size; |
707 | |
834 | |
708 | X_LOCK (reslock); |
835 | X_LOCK (EIO_POOL->reslock); |
709 | size = res_queue.size; |
836 | size = EIO_POOL->res_queue.size; |
710 | X_UNLOCK (reslock); |
837 | X_UNLOCK (EIO_POOL->reslock); |
711 | |
838 | |
712 | if (size) |
839 | if (size) |
713 | return; |
840 | return; |
714 | |
841 | |
715 | etp_maybe_start_thread (); |
842 | etp_maybe_start_thread (EIO_POOL); |
716 | |
843 | |
717 | s_epipe_wait (&respipe); |
844 | s_epipe_wait (&respipe); |
718 | } |
845 | } |
719 | } |
846 | } |
720 | |
847 | |
… | |
… | |
741 | create_respipe (); |
868 | create_respipe (); |
742 | |
869 | |
743 | if (eio_init (want_poll, done_poll) < 0) |
870 | if (eio_init (want_poll, done_poll) < 0) |
744 | croak ("IO::AIO: unable to initialise eio library"); |
871 | croak ("IO::AIO: unable to initialise eio library"); |
745 | } |
872 | } |
746 | |
|
|
747 | /*****************************************************************************/ |
|
|
748 | |
|
|
749 | #if !_POSIX_MAPPED_FILES |
|
|
750 | # define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS () |
|
|
751 | # define munmap(addr,length) EIO_ENOSYS () |
|
|
752 | #endif |
|
|
753 | |
|
|
754 | #if !_POSIX_MEMORY_PROTECTION |
|
|
755 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
|
|
756 | # define PROT_NONE 0 |
|
|
757 | # define PROT_WRITE 0 |
|
|
758 | # define MAP_PRIVATE 0 |
|
|
759 | # define MAP_SHARED 0 |
|
|
760 | # define MAP_FIXED 0 |
|
|
761 | #endif |
|
|
762 | |
|
|
763 | #define MMAP_MAGIC PERL_MAGIC_ext |
|
|
764 | |
|
|
765 | static int ecb_cold |
|
|
766 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
767 | { |
|
|
768 | int old_errno = errno; |
|
|
769 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
|
770 | errno = old_errno; |
|
|
771 | |
|
|
772 | mg->mg_obj = 0; /* just in case */ |
|
|
773 | |
|
|
774 | SvREADONLY_off (sv); |
|
|
775 | |
|
|
776 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
777 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
778 | |
|
|
779 | SvCUR_set (sv, 0); |
|
|
780 | SvPVX (sv) = 0; |
|
|
781 | SvOK_off (sv); |
|
|
782 | |
|
|
783 | return 0; |
|
|
784 | } |
|
|
785 | |
|
|
786 | static MGVTBL mmap_vtbl = { |
|
|
787 | 0, 0, 0, 0, mmap_free |
|
|
788 | }; |
|
|
789 | |
873 | |
790 | /*****************************************************************************/ |
874 | /*****************************************************************************/ |
791 | |
875 | |
792 | static SV * |
876 | static SV * |
793 | get_cb (SV *cb_sv) |
877 | get_cb (SV *cb_sv) |
… | |
… | |
905 | } *civ, const_iv[] = { |
989 | } *civ, const_iv[] = { |
906 | # define const_niv(name, value) { # name, (IV) value }, |
990 | # define const_niv(name, value) { # name, (IV) value }, |
907 | # define const_iv(name) { # name, (IV) name }, |
991 | # define const_iv(name) { # name, (IV) name }, |
908 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
992 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
909 | |
993 | |
910 | /* you have to re-run ./gendef0 after adding/Removing any constants here */ |
994 | /* you have to re-run ./gendef0 after adding/removing any constants here */ |
911 | |
995 | /* the first block can be undef if missing */ |
912 | const_iv (ENOSYS) |
996 | const_iv (ENOSYS) |
913 | const_iv (EXDEV) |
997 | const_iv (EXDEV) |
914 | const_iv (EBADR) |
998 | const_iv (EBADR) |
915 | |
999 | |
|
|
1000 | /* for lseek */ |
|
|
1001 | const_iv (SEEK_DATA) |
|
|
1002 | const_iv (SEEK_HOLE) |
|
|
1003 | |
|
|
1004 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
1005 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
1006 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
1007 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
1008 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
1009 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
1010 | |
|
|
1011 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
1012 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
1013 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
1014 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
1015 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
1016 | |
|
|
1017 | /* the second block will be 0 when missing */ |
916 | const_iv (O_RDONLY) |
1018 | const_iv (O_RDONLY) |
917 | const_iv (O_WRONLY) |
1019 | const_iv (O_WRONLY) |
918 | const_iv (O_RDWR) |
1020 | const_iv (O_RDWR) |
919 | const_iv (O_CREAT) |
1021 | const_iv (O_CREAT) |
920 | const_iv (O_TRUNC) |
1022 | const_iv (O_TRUNC) |
… | |
… | |
947 | const_iv (S_IFDIR) |
1049 | const_iv (S_IFDIR) |
948 | const_iv (S_IFWHT) |
1050 | const_iv (S_IFWHT) |
949 | const_iv (S_IFSOCK) |
1051 | const_iv (S_IFSOCK) |
950 | const_iv (S_IFMT) |
1052 | const_iv (S_IFMT) |
951 | |
1053 | |
952 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
953 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
954 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
955 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
956 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
957 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
958 | |
|
|
959 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
960 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
961 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
962 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
963 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
964 | |
|
|
965 | const_iv (ST_RDONLY) |
1054 | const_iv (ST_RDONLY) |
966 | const_iv (ST_NOSUID) |
1055 | const_iv (ST_NOSUID) |
967 | const_iv (ST_NODEV) |
1056 | const_iv (ST_NODEV) |
968 | const_iv (ST_NOEXEC) |
1057 | const_iv (ST_NOEXEC) |
969 | const_iv (ST_SYNCHRONOUS) |
1058 | const_iv (ST_SYNCHRONOUS) |
… | |
… | |
978 | const_iv (PROT_NONE) |
1067 | const_iv (PROT_NONE) |
979 | const_iv (PROT_EXEC) |
1068 | const_iv (PROT_EXEC) |
980 | const_iv (PROT_READ) |
1069 | const_iv (PROT_READ) |
981 | const_iv (PROT_WRITE) |
1070 | const_iv (PROT_WRITE) |
982 | |
1071 | |
983 | /*const_iv (MAP_FIXED)*/ |
|
|
984 | const_iv (MAP_PRIVATE) |
1072 | const_iv (MAP_PRIVATE) |
985 | const_iv (MAP_SHARED) |
1073 | const_iv (MAP_SHARED) |
|
|
1074 | const_iv (MAP_FIXED) |
986 | const_iv (MAP_ANONYMOUS) |
1075 | const_iv (MAP_ANONYMOUS) |
987 | |
1076 | |
988 | /* linuxish */ |
1077 | /* linuxish */ |
989 | const_iv (MAP_HUGETLB) |
|
|
990 | const_iv (MAP_LOCKED) |
1078 | const_iv (MAP_LOCKED) |
991 | const_iv (MAP_NORESERVE) |
1079 | const_iv (MAP_NORESERVE) |
992 | const_iv (MAP_POPULATE) |
1080 | const_iv (MAP_POPULATE) |
993 | const_iv (MAP_NONBLOCK) |
1081 | const_iv (MAP_NONBLOCK) |
|
|
1082 | const_iv (MAP_GROWSDOWN) |
|
|
1083 | const_iv (MAP_32BIT) |
|
|
1084 | const_iv (MAP_HUGETLB) |
|
|
1085 | const_iv (MAP_STACK) |
|
|
1086 | |
|
|
1087 | const_iv (F_DUPFD_CLOEXEC) |
|
|
1088 | |
|
|
1089 | const_iv (F_OFD_GETLK) |
|
|
1090 | const_iv (F_OFD_SETLK) |
|
|
1091 | const_iv (F_OFD_GETLKW) |
|
|
1092 | |
|
|
1093 | const_iv (FIFREEZE) |
|
|
1094 | const_iv (FITHAW) |
|
|
1095 | const_iv (FITRIM) |
|
|
1096 | const_iv (FICLONE) |
|
|
1097 | const_iv (FICLONERANGE) |
|
|
1098 | const_iv (FIDEDUPERANGE) |
|
|
1099 | |
|
|
1100 | const_iv (FS_IOC_GETFLAGS) |
|
|
1101 | const_iv (FS_IOC_SETFLAGS) |
|
|
1102 | const_iv (FS_IOC_GETVERSION) |
|
|
1103 | const_iv (FS_IOC_SETVERSION) |
|
|
1104 | const_iv (FS_IOC_FIEMAP) |
|
|
1105 | const_iv (FS_IOC_FSGETXATTR) |
|
|
1106 | const_iv (FS_IOC_FSSETXATTR) |
|
|
1107 | const_iv (FS_IOC_SET_ENCRYPTION_POLICY) |
|
|
1108 | const_iv (FS_IOC_GET_ENCRYPTION_PWSALT) |
|
|
1109 | const_iv (FS_IOC_GET_ENCRYPTION_POLICY) |
|
|
1110 | |
|
|
1111 | const_iv (FS_KEY_DESCRIPTOR_SIZE) |
|
|
1112 | |
|
|
1113 | const_iv (FS_SECRM_FL) |
|
|
1114 | const_iv (FS_UNRM_FL) |
|
|
1115 | const_iv (FS_COMPR_FL) |
|
|
1116 | const_iv (FS_SYNC_FL) |
|
|
1117 | const_iv (FS_IMMUTABLE_FL) |
|
|
1118 | const_iv (FS_APPEND_FL) |
|
|
1119 | const_iv (FS_NODUMP_FL) |
|
|
1120 | const_iv (FS_NOATIME_FL) |
|
|
1121 | const_iv (FS_DIRTY_FL) |
|
|
1122 | const_iv (FS_COMPRBLK_FL) |
|
|
1123 | const_iv (FS_NOCOMP_FL) |
|
|
1124 | const_iv (FS_ENCRYPT_FL) |
|
|
1125 | const_iv (FS_BTREE_FL) |
|
|
1126 | const_iv (FS_INDEX_FL) |
|
|
1127 | const_iv (FS_JOURNAL_DATA_FL) |
|
|
1128 | const_iv (FS_NOTAIL_FL) |
|
|
1129 | const_iv (FS_DIRSYNC_FL) |
|
|
1130 | const_iv (FS_TOPDIR_FL) |
|
|
1131 | const_iv (FS_FL_USER_MODIFIABLE) |
|
|
1132 | |
|
|
1133 | const_iv (FS_XFLAG_REALTIME) |
|
|
1134 | const_iv (FS_XFLAG_PREALLOC) |
|
|
1135 | const_iv (FS_XFLAG_IMMUTABLE) |
|
|
1136 | const_iv (FS_XFLAG_APPEND) |
|
|
1137 | const_iv (FS_XFLAG_SYNC) |
|
|
1138 | const_iv (FS_XFLAG_NOATIME) |
|
|
1139 | const_iv (FS_XFLAG_NODUMP) |
|
|
1140 | const_iv (FS_XFLAG_RTINHERIT) |
|
|
1141 | const_iv (FS_XFLAG_PROJINHERIT) |
|
|
1142 | const_iv (FS_XFLAG_NOSYMLINKS) |
|
|
1143 | const_iv (FS_XFLAG_EXTSIZE) |
|
|
1144 | const_iv (FS_XFLAG_EXTSZINHERIT) |
|
|
1145 | const_iv (FS_XFLAG_NODEFRAG) |
|
|
1146 | const_iv (FS_XFLAG_FILESTREAM) |
|
|
1147 | const_iv (FS_XFLAG_DAX) |
|
|
1148 | const_iv (FS_XFLAG_HASATTR) |
994 | |
1149 | |
995 | const_iv (FIEMAP_FLAG_SYNC) |
1150 | const_iv (FIEMAP_FLAG_SYNC) |
996 | const_iv (FIEMAP_FLAG_XATTR) |
1151 | const_iv (FIEMAP_FLAG_XATTR) |
997 | const_iv (FIEMAP_FLAGS_COMPAT) |
1152 | const_iv (FIEMAP_FLAGS_COMPAT) |
998 | const_iv (FIEMAP_EXTENT_LAST) |
1153 | const_iv (FIEMAP_EXTENT_LAST) |
… | |
… | |
1010 | const_iv (SPLICE_F_MOVE) |
1165 | const_iv (SPLICE_F_MOVE) |
1011 | const_iv (SPLICE_F_NONBLOCK) |
1166 | const_iv (SPLICE_F_NONBLOCK) |
1012 | const_iv (SPLICE_F_MORE) |
1167 | const_iv (SPLICE_F_MORE) |
1013 | const_iv (SPLICE_F_GIFT) |
1168 | const_iv (SPLICE_F_GIFT) |
1014 | |
1169 | |
1015 | const_iv (SEEK_DATA) |
1170 | const_iv (EFD_CLOEXEC) |
|
|
1171 | const_iv (EFD_NONBLOCK) |
1016 | const_iv (SEEK_HOLE) |
1172 | const_iv (EFD_SEMAPHORE) |
1017 | |
1173 | |
1018 | /* libeio constants */ |
1174 | /* these are libeio constants, and are independent of gendef0 */ |
1019 | const_eio (SEEK_SET) |
1175 | const_eio (SEEK_SET) |
1020 | const_eio (SEEK_CUR) |
1176 | const_eio (SEEK_CUR) |
1021 | const_eio (SEEK_END) |
1177 | const_eio (SEEK_END) |
1022 | |
1178 | |
1023 | const_eio (MCL_FUTURE) |
1179 | const_eio (MCL_FUTURE) |
… | |
… | |
1035 | |
1191 | |
1036 | const_eio (FALLOC_FL_KEEP_SIZE) |
1192 | const_eio (FALLOC_FL_KEEP_SIZE) |
1037 | const_eio (FALLOC_FL_PUNCH_HOLE) |
1193 | const_eio (FALLOC_FL_PUNCH_HOLE) |
1038 | const_eio (FALLOC_FL_COLLAPSE_RANGE) |
1194 | const_eio (FALLOC_FL_COLLAPSE_RANGE) |
1039 | const_eio (FALLOC_FL_ZERO_RANGE) |
1195 | const_eio (FALLOC_FL_ZERO_RANGE) |
|
|
1196 | const_eio (FALLOC_FL_INSERT_RANGE) |
|
|
1197 | const_eio (FALLOC_FL_UNSHARE_RANGE) |
|
|
1198 | |
|
|
1199 | const_eio (RENAME_NOREPLACE) |
|
|
1200 | const_eio (RENAME_EXCHANGE) |
|
|
1201 | const_eio (RENAME_WHITEOUT) |
1040 | |
1202 | |
1041 | const_eio (READDIR_DENTS) |
1203 | const_eio (READDIR_DENTS) |
1042 | const_eio (READDIR_DIRS_FIRST) |
1204 | const_eio (READDIR_DIRS_FIRST) |
1043 | const_eio (READDIR_STAT_ORDER) |
1205 | const_eio (READDIR_STAT_ORDER) |
1044 | const_eio (READDIR_FOUND_UNKNOWN) |
1206 | const_eio (READDIR_FOUND_UNKNOWN) |
… | |
… | |
1295 | REQ_SEND; |
1457 | REQ_SEND; |
1296 | } |
1458 | } |
1297 | } |
1459 | } |
1298 | |
1460 | |
1299 | void |
1461 | void |
|
|
1462 | aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef) |
|
|
1463 | ALIAS: |
|
|
1464 | aio_ioctl = EIO_IOCTL |
|
|
1465 | aio_fcntl = EIO_FCNTL |
|
|
1466 | PPCODE: |
|
|
1467 | { |
|
|
1468 | int fd = s_fileno_croak (fh, 0); |
|
|
1469 | char *svptr; |
|
|
1470 | |
|
|
1471 | if (SvPOK (arg) || !SvNIOK (arg)) |
|
|
1472 | { |
|
|
1473 | STRLEN svlen; |
|
|
1474 | /* perl uses IOCPARM_LEN for fcntl, so we do, too */ |
|
|
1475 | #ifdef IOCPARM_LEN |
|
|
1476 | STRLEN need = IOCPARM_LEN (request); |
|
|
1477 | #else |
|
|
1478 | STRLEN need = 256; |
|
|
1479 | #endif |
|
|
1480 | |
|
|
1481 | if (svlen < need) |
|
|
1482 | svptr = SvGROW (arg, need); |
|
|
1483 | } |
|
|
1484 | else |
|
|
1485 | svptr = (char *)SvIV (arg); |
|
|
1486 | |
|
|
1487 | { |
|
|
1488 | dREQ; |
|
|
1489 | |
|
|
1490 | req->type = ix; |
|
|
1491 | req->sv1 = newSVsv (fh); |
|
|
1492 | req->int1 = fd; |
|
|
1493 | req->int2 = (long)request; |
|
|
1494 | req->sv2 = SvREFCNT_inc (arg); |
|
|
1495 | req->ptr2 = svptr; |
|
|
1496 | |
|
|
1497 | REQ_SEND; |
|
|
1498 | } |
|
|
1499 | } |
|
|
1500 | |
|
|
1501 | void |
1300 | aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
1502 | aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
1301 | ALIAS: |
1503 | ALIAS: |
1302 | aio_readlink = EIO_READLINK |
1504 | aio_readlink = EIO_READLINK |
1303 | aio_realpath = EIO_REALPATH |
1505 | aio_realpath = EIO_REALPATH |
1304 | PPCODE: |
1506 | PPCODE: |
… | |
… | |
1364 | UV |
1566 | UV |
1365 | major (UV dev) |
1567 | major (UV dev) |
1366 | ALIAS: |
1568 | ALIAS: |
1367 | minor = 1 |
1569 | minor = 1 |
1368 | CODE: |
1570 | CODE: |
1369 | RETVAL = ix ? major (dev) : minor (dev); |
1571 | RETVAL = ix ? minor (dev) : major (dev); |
1370 | OUTPUT: |
1572 | OUTPUT: |
1371 | RETVAL |
1573 | RETVAL |
1372 | |
1574 | |
1373 | UV |
1575 | UV |
1374 | makedev (UV maj, UV min) |
1576 | makedev (UV maj, UV min) |
… | |
… | |
1491 | |
1693 | |
1492 | REQ_SEND; |
1694 | REQ_SEND; |
1493 | } |
1695 | } |
1494 | |
1696 | |
1495 | void |
1697 | void |
|
|
1698 | aio_rename2 (SV8 *oldpath, SV8 *newpath, int flags = 0, SV *callback = &PL_sv_undef) |
|
|
1699 | PPCODE: |
|
|
1700 | { |
|
|
1701 | eio_wd wd2 = 0; |
|
|
1702 | dREQ; |
|
|
1703 | |
|
|
1704 | req->type = EIO_RENAME; |
|
|
1705 | req_set_path1 (req, oldpath); |
|
|
1706 | req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
|
|
1707 | req->int2 = flags; |
|
|
1708 | req->int3 = (long)wd2; |
|
|
1709 | |
|
|
1710 | REQ_SEND; |
|
|
1711 | } |
|
|
1712 | |
|
|
1713 | void |
1496 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef) |
1714 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef) |
1497 | PPCODE: |
1715 | PPCODE: |
1498 | { |
1716 | { |
1499 | dREQ; |
1717 | dREQ; |
1500 | |
1718 | |
… | |
… | |
1505 | |
1723 | |
1506 | REQ_SEND; |
1724 | REQ_SEND; |
1507 | } |
1725 | } |
1508 | |
1726 | |
1509 | void |
1727 | void |
1510 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef) |
1728 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = -1, SV *callback = &PL_sv_undef) |
1511 | ALIAS: |
1729 | ALIAS: |
1512 | aio_mtouch = EIO_MTOUCH |
1730 | aio_mtouch = EIO_MTOUCH |
1513 | aio_msync = EIO_MSYNC |
1731 | aio_msync = EIO_MSYNC |
1514 | PPCODE: |
1732 | PPCODE: |
1515 | { |
1733 | { |
1516 | STRLEN svlen; |
1734 | STRLEN svlen; |
1517 | char *svptr = SvPVbyte (data, svlen); |
1735 | char *svptr = SvPVbyte (data, svlen); |
1518 | UV len = SvUV (length); |
1736 | UV len = SvUV (length); |
|
|
1737 | |
|
|
1738 | if (flags < 0) |
|
|
1739 | flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0; |
1519 | |
1740 | |
1520 | if (offset < 0) |
1741 | if (offset < 0) |
1521 | offset += svlen; |
1742 | offset += svlen; |
1522 | |
1743 | |
1523 | if (offset < 0 || offset > svlen) |
1744 | if (offset < 0 || offset > svlen) |
… | |
… | |
1599 | req->int2 = flags; |
1820 | req->int2 = flags; |
1600 | req->int3 = SvOK (count) ? SvIV (count) : -1; |
1821 | req->int3 = SvOK (count) ? SvIV (count) : -1; |
1601 | #endif |
1822 | #endif |
1602 | |
1823 | |
1603 | REQ_SEND; |
1824 | REQ_SEND; |
|
|
1825 | } |
|
|
1826 | |
|
|
1827 | void |
|
|
1828 | aio_slurp (SV *pathname, off_t offset, UV length, SV8 *data, SV *callback = &PL_sv_undef) |
|
|
1829 | PPCODE: |
|
|
1830 | { |
|
|
1831 | char *svptr = 0; |
|
|
1832 | |
|
|
1833 | sv_clear_foreign (data); |
|
|
1834 | |
|
|
1835 | if (length) /* known length, directly read into scalar */ |
|
|
1836 | { |
|
|
1837 | if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) |
|
|
1838 | svptr = sv_grow (data, length + 1); |
|
|
1839 | else if (SvCUR (data) < length) |
|
|
1840 | croak ("length outside of scalar, and cannot grow"); |
|
|
1841 | else |
|
|
1842 | svptr = SvPVbyte_nolen (data); |
|
|
1843 | } |
|
|
1844 | |
|
|
1845 | { |
|
|
1846 | dREQ; |
|
|
1847 | |
|
|
1848 | req->type = EIO_SLURP; |
|
|
1849 | req_set_path1 (req, pathname); |
|
|
1850 | req->offs = offset; |
|
|
1851 | req->size = length; |
|
|
1852 | req->sv2 = SvREFCNT_inc (data); |
|
|
1853 | req->ptr2 = svptr; |
|
|
1854 | |
|
|
1855 | if (!SvREADONLY (data)) |
|
|
1856 | { |
|
|
1857 | SvREADONLY_on (data); |
|
|
1858 | req->flags |= FLAG_SV2_RO_OFF; |
|
|
1859 | } |
|
|
1860 | |
|
|
1861 | REQ_SEND; |
|
|
1862 | } |
1604 | } |
1863 | } |
1605 | |
1864 | |
1606 | void |
1865 | void |
1607 | aio_busy (double delay, SV *callback = &PL_sv_undef) |
1866 | aio_busy (double delay, SV *callback = &PL_sv_undef) |
1608 | PPCODE: |
1867 | PPCODE: |
… | |
… | |
1745 | RETVAL |
2004 | RETVAL |
1746 | |
2005 | |
1747 | void |
2006 | void |
1748 | mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) |
2007 | mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) |
1749 | PPCODE: |
2008 | PPCODE: |
1750 | sv_unmagic (scalar, MMAP_MAGIC); |
2009 | sv_clear_foreign (scalar); |
1751 | { |
2010 | { |
1752 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
2011 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
1753 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
2012 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
1754 | if (addr == (void *)-1) |
2013 | if (addr == (void *)-1) |
1755 | XSRETURN_NO; |
2014 | XSRETURN_NO; |
1756 | |
2015 | |
1757 | sv_force_normal (scalar); |
2016 | sv_set_foreign (scalar, &mmap_vtbl, addr, length); |
1758 | |
|
|
1759 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
|
|
1760 | sv_magicext (scalar, 0, MMAP_MAGIC, &mmap_vtbl, (char *)addr, 0) |
|
|
1761 | ->mg_obj = (SV *)length; |
|
|
1762 | |
|
|
1763 | SvUPGRADE (scalar, SVt_PV); /* nop... */ |
|
|
1764 | |
2017 | |
1765 | if (!(prot & PROT_WRITE)) |
2018 | if (!(prot & PROT_WRITE)) |
1766 | SvREADONLY_on (scalar); |
2019 | SvREADONLY_on (scalar); |
1767 | |
2020 | |
1768 | if (SvLEN (scalar)) |
|
|
1769 | Safefree (SvPVX (scalar)); |
|
|
1770 | |
|
|
1771 | SvPVX (scalar) = (char *)addr; |
|
|
1772 | SvCUR_set (scalar, length); |
|
|
1773 | SvLEN_set (scalar, 0); |
|
|
1774 | SvPOK_only (scalar); |
|
|
1775 | |
|
|
1776 | XSRETURN_YES; |
2021 | XSRETURN_YES; |
1777 | } |
2022 | } |
1778 | |
2023 | |
1779 | void |
2024 | void |
1780 | munmap (SV *scalar) |
2025 | munmap (SV *scalar) |
1781 | CODE: |
2026 | CODE: |
1782 | sv_unmagic (scalar, MMAP_MAGIC); |
2027 | sv_clear_foreign (scalar); |
1783 | |
2028 | |
1784 | int |
2029 | int |
1785 | madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
2030 | madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
1786 | ALIAS: |
2031 | ALIAS: |
1787 | mprotect = 1 |
2032 | mprotect = 1 |
… | |
… | |
1917 | { |
2162 | { |
1918 | EXTEND (SP, 2); |
2163 | EXTEND (SP, 2); |
1919 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
2164 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
1920 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
2165 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
1921 | } |
2166 | } |
|
|
2167 | } |
|
|
2168 | |
|
|
2169 | void |
|
|
2170 | eventfd (unsigned int initval = 0, int flags = 0) |
|
|
2171 | PPCODE: |
|
|
2172 | { |
|
|
2173 | int fd; |
|
|
2174 | #if HAVE_EVENTFD |
|
|
2175 | fd = eventfd (initval, flags); |
|
|
2176 | #else |
|
|
2177 | fd = (errno = ENOSYS, -1); |
|
|
2178 | #endif |
|
|
2179 | |
|
|
2180 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2181 | } |
|
|
2182 | |
|
|
2183 | UV |
|
|
2184 | get_fdlimit () |
|
|
2185 | CODE: |
|
|
2186 | #if HAVE_RLIMITS |
|
|
2187 | struct rlimit rl; |
|
|
2188 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2189 | XSRETURN_UV (rl.rlim_cur == RLIM_INFINITY ? (UV)-1 : rl.rlim_cur); |
|
|
2190 | #endif |
|
|
2191 | XSRETURN_UNDEF; |
|
|
2192 | OUTPUT: |
|
|
2193 | RETVAL |
|
|
2194 | |
|
|
2195 | void |
|
|
2196 | min_fdlimit (UV limit = 0x7fffffffU) |
|
|
2197 | CODE: |
|
|
2198 | { |
|
|
2199 | #if HAVE_RLIMITS |
|
|
2200 | struct rlimit rl; |
|
|
2201 | rlim_t orig_rlim_max; |
|
|
2202 | UV bit; |
|
|
2203 | |
|
|
2204 | if (0 != getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2205 | goto fail; |
|
|
2206 | |
|
|
2207 | if (rl.rlim_cur == RLIM_INFINITY) |
|
|
2208 | XSRETURN_YES; |
|
|
2209 | |
|
|
2210 | orig_rlim_max = rl.rlim_max == RLIM_INFINITY ? ((rlim_t)0)-1 : rl.rlim_max; |
|
|
2211 | |
|
|
2212 | if (rl.rlim_cur < limit) |
|
|
2213 | { |
|
|
2214 | rl.rlim_cur = limit; |
|
|
2215 | |
|
|
2216 | if (rl.rlim_max < rl.rlim_cur && rl.rlim_max != RLIM_INFINITY) |
|
|
2217 | rl.rlim_max = rl.rlim_cur; |
|
|
2218 | } |
|
|
2219 | |
|
|
2220 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2221 | XSRETURN_YES; |
|
|
2222 | |
|
|
2223 | if (errno == EPERM) |
|
|
2224 | { |
|
|
2225 | /* setlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */ |
|
|
2226 | /* our limit overflows a system-wide limit */ |
|
|
2227 | /* try an adaptive algorithm, but do not lower the hardlimit */ |
|
|
2228 | rl.rlim_max = 0; |
|
|
2229 | for (bit = 0x40000000U; bit; bit >>= 1) |
|
|
2230 | { |
|
|
2231 | rl.rlim_max |= bit; |
|
|
2232 | rl.rlim_cur = rl.rlim_max; |
|
|
2233 | |
|
|
2234 | /* nevr decrease the hard limit */ |
|
|
2235 | if (rl.rlim_max < orig_rlim_max) |
|
|
2236 | break; |
|
|
2237 | |
|
|
2238 | if (0 != setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2239 | rl.rlim_max &= ~bit; /* too high, remove bit again */ |
|
|
2240 | } |
|
|
2241 | |
|
|
2242 | /* now, raise the soft limit to the max permitted */ |
|
|
2243 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2244 | { |
|
|
2245 | rl.rlim_cur = rl.rlim_max; |
|
|
2246 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2247 | errno = EPERM; |
|
|
2248 | } |
|
|
2249 | } |
|
|
2250 | #endif |
|
|
2251 | fail: |
|
|
2252 | XSRETURN_UNDEF; |
1922 | } |
2253 | } |
1923 | |
2254 | |
1924 | void _on_next_submit (SV *cb) |
2255 | void _on_next_submit (SV *cb) |
1925 | CODE: |
2256 | CODE: |
1926 | SvREFCNT_dec (on_next_submit); |
2257 | SvREFCNT_dec (on_next_submit); |