… | |
… | |
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 |
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10 | # define mg_findext(sv,type,vtbl) mg_find (sv, type) |
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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> |
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|
17 | #include <sys/socket.h> |
15 | #include <sys/stat.h> |
18 | #include <sys/stat.h> |
16 | #include <limits.h> |
19 | #include <limits.h> |
17 | #include <fcntl.h> |
20 | #include <fcntl.h> |
18 | #include <sched.h> |
21 | #include <sched.h> |
19 | |
22 | |
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23 | #if HAVE_SYS_MKDEV_H |
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24 | # include <sys/mkdev.h> |
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|
25 | #elif HAVE_SYS_SYSMACROS_H |
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26 | # include <sys/sysmacros.h> |
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27 | #endif |
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28 | |
20 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
29 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
21 | # include <sys/mman.h> |
30 | # include <sys/mman.h> |
22 | #endif |
31 | #endif |
23 | |
32 | |
24 | /* the incompetent fool that created musl keeps __linux__, refuses |
33 | /* the incompetent fool that created musl keeps __linux__, refuses |
25 | * to implement any linux standard apis, and also has no way to test |
34 | * 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. |
35 | * for his broken iplementation. don't complain to me if this fails |
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|
36 | * for you. |
27 | */ |
37 | */ |
28 | #if __linux__ && (defined __GLIBC__ || defined __UCLIBC__) |
38 | #if __linux__ && (defined __GLIBC__ || defined __UCLIBC__) |
29 | # include <linux/fs.h> |
39 | # include <linux/fs.h> |
30 | # ifdef FS_IOC_FIEMAP |
40 | # ifdef FS_IOC_FIEMAP |
31 | # include <linux/types.h> |
41 | # include <linux/types.h> |
… | |
… | |
103 | #define expect_false(expr) expect ((expr) != 0, 0) |
113 | #define expect_false(expr) expect ((expr) != 0, 0) |
104 | #define expect_true(expr) expect ((expr) != 0, 1) |
114 | #define expect_true(expr) expect ((expr) != 0, 1) |
105 | |
115 | |
106 | /*****************************************************************************/ |
116 | /*****************************************************************************/ |
107 | |
117 | |
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|
118 | #include "config.h" |
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|
119 | |
|
|
120 | #if HAVE_ST_XTIMENSEC |
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|
121 | # define ATIMENSEC PL_statcache.st_atimensec |
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|
122 | # define MTIMENSEC PL_statcache.st_mtimensec |
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123 | # define CTIMENSEC PL_statcache.st_ctimensec |
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124 | #elif HAVE_ST_XTIMESPEC |
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|
125 | # define ATIMENSEC PL_statcache.st_atim.tv_nsec |
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|
126 | # define MTIMENSEC PL_statcache.st_mtim.tv_nsec |
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|
127 | # define CTIMENSEC PL_statcache.st_ctim.tv_nsec |
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128 | #else |
|
|
129 | # define ATIMENSEC 0 |
|
|
130 | # define MTIMENSEC 0 |
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|
131 | # define CTIMENSEC 0 |
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|
132 | #endif |
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|
133 | |
|
|
134 | #include "schmorp.h" |
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|
135 | |
|
|
136 | #if HAVE_EVENTFD |
|
|
137 | # include <sys/eventfd.h> |
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138 | #endif |
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139 | |
|
|
140 | #if HAVE_TIMERFD |
|
|
141 | # include <sys/timerfd.h> |
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|
142 | #endif |
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|
143 | |
|
|
144 | #if HAVE_RLIMITS |
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|
145 | #include <sys/time.h> |
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|
146 | #include <sys/resource.h> |
|
|
147 | #endif |
|
|
148 | |
108 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
149 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
109 | typedef int aio_rfd; /* read file desriptor */ |
150 | typedef int aio_rfd; /* read file desriptor */ |
110 | typedef int aio_wfd; /* write file descriptor */ |
151 | typedef int aio_wfd; /* write file descriptor */ |
111 | |
152 | |
112 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash; |
153 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash, *aio_wd_stash; |
… | |
… | |
118 | STRLEN stroffset; \ |
159 | STRLEN stroffset; \ |
119 | SV *self; |
160 | SV *self; |
120 | |
161 | |
121 | #define EIO_NO_WRAPPERS 1 |
162 | #define EIO_NO_WRAPPERS 1 |
122 | |
163 | |
123 | #include "libeio/config.h" |
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|
124 | #include "libeio/eio.h" |
164 | #include "libeio/eio.h" |
125 | |
165 | |
126 | static int req_invoke (eio_req *req); |
166 | static int req_invoke (eio_req *req); |
127 | #define EIO_FINISH(req) req_invoke (req) |
167 | #define EIO_FINISH(req) req_invoke (req) |
128 | static void req_destroy (eio_req *grp); |
168 | static void req_destroy (eio_req *grp); |
… | |
… | |
144 | # else |
184 | # else |
145 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
185 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
146 | # endif |
186 | # endif |
147 | #endif |
187 | #endif |
148 | |
188 | |
149 | /* defines all sorts of constants to 0 unless they are already defined */ |
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150 | #include "def0.h" |
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|
151 | |
|
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152 | #ifndef makedev |
189 | #ifndef makedev |
153 | # define makedev(maj,min) (((maj) << 8) | (min)) |
190 | # define makedev(maj,min) (((maj) << 8) | (min)) |
154 | #endif |
191 | #endif |
155 | #ifndef major |
192 | #ifndef major |
156 | # define major(dev) ((dev) >> 8) |
193 | # define major(dev) ((dev) >> 8) |
157 | #endif |
194 | #endif |
158 | #ifndef minor |
195 | #ifndef minor |
159 | # define minor(dev) ((dev) & 0xff) |
196 | # define minor(dev) ((dev) & 0xff) |
160 | #endif |
197 | #endif |
161 | |
198 | |
|
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199 | /* solaris has a non-posix/unix compliant PAGESIZE that breaks compilation */ |
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|
200 | #ifdef __sun |
|
|
201 | # undef PAGESIZE |
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|
202 | #endif |
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|
203 | |
162 | #if PAGESIZE <= 0 |
204 | #if PAGESIZE <= 0 |
163 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
205 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
164 | #endif |
206 | #endif |
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|
207 | |
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208 | /*****************************************************************************/ |
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209 | |
|
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210 | #if !_POSIX_MAPPED_FILES |
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211 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, (void *)-1) |
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212 | # define munmap(addr,length) EIO_ENOSYS () |
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|
213 | #endif |
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|
214 | |
|
|
215 | #if !_POSIX_MEMORY_PROTECTION |
|
|
216 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
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217 | #endif |
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|
218 | |
|
|
219 | #if !MREMAP_MAYMOVE |
|
|
220 | # define mremap(old_address,old_size,new_size,flags,new_address) (errno = ENOSYS, (void *)-1) |
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|
221 | #endif |
|
|
222 | |
|
|
223 | #define FOREIGN_MAGIC PERL_MAGIC_ext |
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|
224 | |
|
|
225 | static int ecb_cold |
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|
226 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
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|
227 | { |
|
|
228 | int old_errno = errno; |
|
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229 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
|
|
230 | errno = old_errno; |
|
|
231 | |
|
|
232 | mg->mg_obj = 0; /* just in case */ |
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|
233 | |
|
|
234 | SvREADONLY_off (sv); |
|
|
235 | |
|
|
236 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
237 | croak ("ERROR: IO::AIO::mmap-mapped scalar changed location, detected"); |
|
|
238 | |
|
|
239 | SvCUR_set (sv, 0); |
|
|
240 | SvPVX (sv) = 0; |
|
|
241 | SvOK_off (sv); |
|
|
242 | |
|
|
243 | return 0; |
|
|
244 | } |
|
|
245 | |
|
|
246 | static MGVTBL mmap_vtbl = { |
|
|
247 | 0, 0, 0, 0, mmap_free |
|
|
248 | }; |
|
|
249 | |
|
|
250 | static int ecb_cold |
|
|
251 | sysfree_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
252 | { |
|
|
253 | free (mg->mg_ptr); |
|
|
254 | mg->mg_obj = 0; /* just in case */ |
|
|
255 | |
|
|
256 | SvREADONLY_off (sv); |
|
|
257 | |
|
|
258 | if (SvPVX (sv) != mg->mg_ptr) |
|
|
259 | croak ("ERROR: IO::AIO mapped scalar changed location, detected"); |
|
|
260 | |
|
|
261 | SvCUR_set (sv, 0); |
|
|
262 | SvPVX (sv) = 0; |
|
|
263 | SvOK_off (sv); |
|
|
264 | |
|
|
265 | return 0; |
|
|
266 | } |
|
|
267 | |
|
|
268 | static MGVTBL sysfree_vtbl = { |
|
|
269 | 0, 0, 0, 0, sysfree_free |
|
|
270 | }; |
|
|
271 | |
|
|
272 | /*****************************************************************************/ |
|
|
273 | |
|
|
274 | /* helper: set scalar to foreign ptr with custom free */ |
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|
275 | static void |
|
|
276 | sv_set_foreign (SV *sv, const MGVTBL *const vtbl, void *addr, IV length) |
|
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277 | { |
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278 | sv_force_normal (sv); |
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279 | |
|
|
280 | /* we store the length in mg_obj, as namlen is I32 :/ */ |
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|
281 | sv_magicext (sv, 0, FOREIGN_MAGIC, vtbl, (char *)addr, 0) |
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|
282 | ->mg_obj = (SV *)length; |
|
|
283 | |
|
|
284 | SvUPGRADE (sv, SVt_PV); /* nop... */ |
|
|
285 | |
|
|
286 | if (SvLEN (sv)) |
|
|
287 | Safefree (SvPVX (sv)); |
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|
288 | |
|
|
289 | SvPVX (sv) = (char *)addr; |
|
|
290 | SvCUR_set (sv, length); |
|
|
291 | SvLEN_set (sv, 0); |
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|
292 | SvPOK_only (sv); |
|
|
293 | } |
|
|
294 | |
|
|
295 | static void |
|
|
296 | sv_clear_foreign (SV *sv) |
|
|
297 | { |
|
|
298 | /* todo: iterate over magic and only free ours, but of course */ |
|
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299 | /* the perl5porters will call that (correct) behaviour buggy */ |
|
|
300 | sv_unmagic (sv, FOREIGN_MAGIC); |
|
|
301 | } |
|
|
302 | |
|
|
303 | /*****************************************************************************/ |
|
|
304 | |
|
|
305 | /* defines all sorts of constants to 0 unless they are already defined */ |
|
|
306 | /* also provides const_iv_ and const_niv_ macros for them */ |
|
|
307 | #include "def0.h" |
165 | |
308 | |
166 | /*****************************************************************************/ |
309 | /*****************************************************************************/ |
167 | |
310 | |
168 | static void |
311 | static void |
169 | fiemap (eio_req *req) |
312 | fiemap (eio_req *req) |
… | |
… | |
589 | SvSETMAGIC (req->sv2); |
732 | SvSETMAGIC (req->sv2); |
590 | PUSHs (sv_result); |
733 | PUSHs (sv_result); |
591 | } |
734 | } |
592 | break; |
735 | break; |
593 | |
736 | |
|
|
737 | case EIO_SLURP: |
|
|
738 | { |
|
|
739 | if (req->result >= 0) |
|
|
740 | { |
|
|
741 | /* if length was originally not known, we steal the malloc'ed memory */ |
|
|
742 | if (req->flags & EIO_FLAG_PTR2_FREE) |
|
|
743 | { |
|
|
744 | req->flags &= ~EIO_FLAG_PTR2_FREE; |
|
|
745 | sv_set_foreign (req->sv2, &sysfree_vtbl, req->ptr2, req->result); |
|
|
746 | } |
|
|
747 | else |
|
|
748 | { |
|
|
749 | SvCUR_set (req->sv2, req->result); |
|
|
750 | *SvEND (req->sv2) = 0; |
|
|
751 | SvPOK_only (req->sv2); |
|
|
752 | } |
|
|
753 | |
|
|
754 | SvSETMAGIC (req->sv2); |
|
|
755 | } |
|
|
756 | |
|
|
757 | PUSHs (sv_result); |
|
|
758 | } |
|
|
759 | break; |
|
|
760 | |
594 | case EIO_CUSTOM: |
761 | case EIO_CUSTOM: |
595 | if (req->feed == fiemap) |
762 | if (req->feed == fiemap) |
596 | { |
763 | { |
597 | #if HAVE_FIEMAP |
764 | #if HAVE_FIEMAP |
598 | if (!req->result) |
765 | if (!req->result) |
… | |
… | |
703 | { |
870 | { |
704 | while (eio_nreqs ()) |
871 | while (eio_nreqs ()) |
705 | { |
872 | { |
706 | int size; |
873 | int size; |
707 | |
874 | |
708 | X_LOCK (reslock); |
875 | X_LOCK (EIO_POOL->reslock); |
709 | size = res_queue.size; |
876 | size = EIO_POOL->res_queue.size; |
710 | X_UNLOCK (reslock); |
877 | X_UNLOCK (EIO_POOL->reslock); |
711 | |
878 | |
712 | if (size) |
879 | if (size) |
713 | return; |
880 | return; |
714 | |
881 | |
715 | etp_maybe_start_thread (); |
882 | etp_maybe_start_thread (EIO_POOL); |
716 | |
883 | |
717 | s_epipe_wait (&respipe); |
884 | s_epipe_wait (&respipe); |
718 | } |
885 | } |
719 | } |
886 | } |
720 | |
887 | |
… | |
… | |
741 | create_respipe (); |
908 | create_respipe (); |
742 | |
909 | |
743 | if (eio_init (want_poll, done_poll) < 0) |
910 | if (eio_init (want_poll, done_poll) < 0) |
744 | croak ("IO::AIO: unable to initialise eio library"); |
911 | croak ("IO::AIO: unable to initialise eio library"); |
745 | } |
912 | } |
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 | |
913 | |
790 | /*****************************************************************************/ |
914 | /*****************************************************************************/ |
791 | |
915 | |
792 | static SV * |
916 | static SV * |
793 | get_cb (SV *cb_sv) |
917 | get_cb (SV *cb_sv) |
… | |
… | |
889 | req_set_path1 (req, fh_or_path); |
1013 | req_set_path1 (req, fh_or_path); |
890 | break; |
1014 | break; |
891 | } |
1015 | } |
892 | } |
1016 | } |
893 | |
1017 | |
|
|
1018 | /*****************************************************************************/ |
|
|
1019 | |
|
|
1020 | static void |
|
|
1021 | ts_set (struct timespec *ts, NV value) |
|
|
1022 | { |
|
|
1023 | ts->tv_sec = value; |
|
|
1024 | ts->tv_nsec = (value - ts->tv_sec) * 1e9; |
|
|
1025 | } |
|
|
1026 | |
|
|
1027 | static NV |
|
|
1028 | ts_get (const struct timespec *ts) |
|
|
1029 | { |
|
|
1030 | return ts->tv_sec + ts->tv_nsec * 1e-9; |
|
|
1031 | } |
|
|
1032 | |
|
|
1033 | /*****************************************************************************/ |
|
|
1034 | |
894 | XS(boot_IO__AIO) ecb_cold; |
1035 | XS(boot_IO__AIO) ecb_cold; |
895 | |
1036 | |
896 | MODULE = IO::AIO PACKAGE = IO::AIO |
1037 | MODULE = IO::AIO PACKAGE = IO::AIO |
897 | |
1038 | |
898 | PROTOTYPES: ENABLE |
1039 | PROTOTYPES: ENABLE |
… | |
… | |
905 | } *civ, const_iv[] = { |
1046 | } *civ, const_iv[] = { |
906 | # define const_niv(name, value) { # name, (IV) value }, |
1047 | # define const_niv(name, value) { # name, (IV) value }, |
907 | # define const_iv(name) { # name, (IV) name }, |
1048 | # define const_iv(name) { # name, (IV) name }, |
908 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
1049 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
909 | |
1050 | |
910 | /* you have to re-run ./gendef0 after adding/Removing any constants here */ |
1051 | /* you have to re-run ./gendef0 after adding/removing any constants here */ |
911 | |
1052 | /* the first block can be undef if missing */ |
912 | const_iv (ENOSYS) |
1053 | const_iv (ENOSYS) |
913 | const_iv (EXDEV) |
1054 | const_iv (EXDEV) |
914 | const_iv (EBADR) |
1055 | const_iv (EBADR) |
|
|
1056 | |
|
|
1057 | /* for lseek */ |
|
|
1058 | const_iv (SEEK_DATA) |
|
|
1059 | const_iv (SEEK_HOLE) |
|
|
1060 | |
|
|
1061 | const_niv (FADV_NORMAL , POSIX_FADV_NORMAL) |
|
|
1062 | const_niv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
|
|
1063 | const_niv (FADV_RANDOM , POSIX_FADV_RANDOM) |
|
|
1064 | const_niv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
1065 | const_niv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
1066 | const_niv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
|
|
1067 | |
|
|
1068 | const_niv (MADV_NORMAL , POSIX_MADV_NORMAL) |
|
|
1069 | const_niv (MADV_SEQUENTIAL, POSIX_MADV_SEQUENTIAL) |
|
|
1070 | const_niv (MADV_RANDOM , POSIX_MADV_RANDOM) |
|
|
1071 | const_niv (MADV_WILLNEED , POSIX_MADV_WILLNEED) |
|
|
1072 | const_niv (MADV_DONTNEED , POSIX_MADV_DONTNEED) |
|
|
1073 | |
|
|
1074 | /* the second block will be 0 when missing */ |
|
|
1075 | const_iv (O_ACCMODE) |
915 | |
1076 | |
916 | const_iv (O_RDONLY) |
1077 | const_iv (O_RDONLY) |
917 | const_iv (O_WRONLY) |
1078 | const_iv (O_WRONLY) |
918 | const_iv (O_RDWR) |
1079 | const_iv (O_RDWR) |
919 | const_iv (O_CREAT) |
1080 | const_iv (O_CREAT) |
… | |
… | |
947 | const_iv (S_IFDIR) |
1108 | const_iv (S_IFDIR) |
948 | const_iv (S_IFWHT) |
1109 | const_iv (S_IFWHT) |
949 | const_iv (S_IFSOCK) |
1110 | const_iv (S_IFSOCK) |
950 | const_iv (S_IFMT) |
1111 | const_iv (S_IFMT) |
951 | |
1112 | |
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) |
1113 | const_iv (ST_RDONLY) |
966 | const_iv (ST_NOSUID) |
1114 | const_iv (ST_NOSUID) |
967 | const_iv (ST_NODEV) |
1115 | const_iv (ST_NODEV) |
968 | const_iv (ST_NOEXEC) |
1116 | const_iv (ST_NOEXEC) |
969 | const_iv (ST_SYNCHRONOUS) |
1117 | const_iv (ST_SYNCHRONOUS) |
… | |
… | |
978 | const_iv (PROT_NONE) |
1126 | const_iv (PROT_NONE) |
979 | const_iv (PROT_EXEC) |
1127 | const_iv (PROT_EXEC) |
980 | const_iv (PROT_READ) |
1128 | const_iv (PROT_READ) |
981 | const_iv (PROT_WRITE) |
1129 | const_iv (PROT_WRITE) |
982 | |
1130 | |
983 | /*const_iv (MAP_FIXED)*/ |
|
|
984 | const_iv (MAP_PRIVATE) |
1131 | const_iv (MAP_PRIVATE) |
985 | const_iv (MAP_SHARED) |
1132 | const_iv (MAP_SHARED) |
|
|
1133 | const_iv (MAP_FIXED) |
986 | const_iv (MAP_ANONYMOUS) |
1134 | const_iv (MAP_ANONYMOUS) |
987 | |
1135 | |
988 | /* linuxish */ |
1136 | /* linuxish */ |
989 | const_iv (MAP_HUGETLB) |
|
|
990 | const_iv (MAP_LOCKED) |
1137 | const_iv (MAP_LOCKED) |
991 | const_iv (MAP_NORESERVE) |
1138 | const_iv (MAP_NORESERVE) |
992 | const_iv (MAP_POPULATE) |
1139 | const_iv (MAP_POPULATE) |
993 | const_iv (MAP_NONBLOCK) |
1140 | const_iv (MAP_NONBLOCK) |
|
|
1141 | const_iv (MAP_GROWSDOWN) |
|
|
1142 | const_iv (MAP_32BIT) |
|
|
1143 | const_iv (MAP_HUGETLB) |
|
|
1144 | const_iv (MAP_STACK) |
|
|
1145 | |
|
|
1146 | const_iv (MREMAP_MAYMOVE) |
|
|
1147 | const_iv (MREMAP_FIXED) |
|
|
1148 | |
|
|
1149 | const_iv (F_DUPFD_CLOEXEC) |
|
|
1150 | |
|
|
1151 | const_iv (MSG_CMSG_CLOEXEC) |
|
|
1152 | const_iv (SOCK_CLOEXEC) |
|
|
1153 | |
|
|
1154 | const_iv (F_OFD_GETLK) |
|
|
1155 | const_iv (F_OFD_SETLK) |
|
|
1156 | const_iv (F_OFD_GETLKW) |
|
|
1157 | |
|
|
1158 | const_iv (FIFREEZE) |
|
|
1159 | const_iv (FITHAW) |
|
|
1160 | const_iv (FITRIM) |
|
|
1161 | const_iv (FICLONE) |
|
|
1162 | const_iv (FICLONERANGE) |
|
|
1163 | const_iv (FIDEDUPERANGE) |
|
|
1164 | |
|
|
1165 | const_iv (FS_IOC_GETFLAGS) |
|
|
1166 | const_iv (FS_IOC_SETFLAGS) |
|
|
1167 | const_iv (FS_IOC_GETVERSION) |
|
|
1168 | const_iv (FS_IOC_SETVERSION) |
|
|
1169 | const_iv (FS_IOC_FIEMAP) |
|
|
1170 | const_iv (FS_IOC_FSGETXATTR) |
|
|
1171 | const_iv (FS_IOC_FSSETXATTR) |
|
|
1172 | const_iv (FS_IOC_SET_ENCRYPTION_POLICY) |
|
|
1173 | const_iv (FS_IOC_GET_ENCRYPTION_PWSALT) |
|
|
1174 | const_iv (FS_IOC_GET_ENCRYPTION_POLICY) |
|
|
1175 | |
|
|
1176 | const_iv (FS_KEY_DESCRIPTOR_SIZE) |
|
|
1177 | |
|
|
1178 | const_iv (FS_SECRM_FL) |
|
|
1179 | const_iv (FS_UNRM_FL) |
|
|
1180 | const_iv (FS_COMPR_FL) |
|
|
1181 | const_iv (FS_SYNC_FL) |
|
|
1182 | const_iv (FS_IMMUTABLE_FL) |
|
|
1183 | const_iv (FS_APPEND_FL) |
|
|
1184 | const_iv (FS_NODUMP_FL) |
|
|
1185 | const_iv (FS_NOATIME_FL) |
|
|
1186 | const_iv (FS_DIRTY_FL) |
|
|
1187 | const_iv (FS_COMPRBLK_FL) |
|
|
1188 | const_iv (FS_NOCOMP_FL) |
|
|
1189 | const_iv (FS_ENCRYPT_FL) |
|
|
1190 | const_iv (FS_BTREE_FL) |
|
|
1191 | const_iv (FS_INDEX_FL) |
|
|
1192 | const_iv (FS_JOURNAL_DATA_FL) |
|
|
1193 | const_iv (FS_NOTAIL_FL) |
|
|
1194 | const_iv (FS_DIRSYNC_FL) |
|
|
1195 | const_iv (FS_TOPDIR_FL) |
|
|
1196 | const_iv (FS_FL_USER_MODIFIABLE) |
|
|
1197 | |
|
|
1198 | const_iv (FS_XFLAG_REALTIME) |
|
|
1199 | const_iv (FS_XFLAG_PREALLOC) |
|
|
1200 | const_iv (FS_XFLAG_IMMUTABLE) |
|
|
1201 | const_iv (FS_XFLAG_APPEND) |
|
|
1202 | const_iv (FS_XFLAG_SYNC) |
|
|
1203 | const_iv (FS_XFLAG_NOATIME) |
|
|
1204 | const_iv (FS_XFLAG_NODUMP) |
|
|
1205 | const_iv (FS_XFLAG_RTINHERIT) |
|
|
1206 | const_iv (FS_XFLAG_PROJINHERIT) |
|
|
1207 | const_iv (FS_XFLAG_NOSYMLINKS) |
|
|
1208 | const_iv (FS_XFLAG_EXTSIZE) |
|
|
1209 | const_iv (FS_XFLAG_EXTSZINHERIT) |
|
|
1210 | const_iv (FS_XFLAG_NODEFRAG) |
|
|
1211 | const_iv (FS_XFLAG_FILESTREAM) |
|
|
1212 | const_iv (FS_XFLAG_DAX) |
|
|
1213 | const_iv (FS_XFLAG_HASATTR) |
994 | |
1214 | |
995 | const_iv (FIEMAP_FLAG_SYNC) |
1215 | const_iv (FIEMAP_FLAG_SYNC) |
996 | const_iv (FIEMAP_FLAG_XATTR) |
1216 | const_iv (FIEMAP_FLAG_XATTR) |
997 | const_iv (FIEMAP_FLAGS_COMPAT) |
1217 | const_iv (FIEMAP_FLAGS_COMPAT) |
998 | const_iv (FIEMAP_EXTENT_LAST) |
1218 | const_iv (FIEMAP_EXTENT_LAST) |
… | |
… | |
1010 | const_iv (SPLICE_F_MOVE) |
1230 | const_iv (SPLICE_F_MOVE) |
1011 | const_iv (SPLICE_F_NONBLOCK) |
1231 | const_iv (SPLICE_F_NONBLOCK) |
1012 | const_iv (SPLICE_F_MORE) |
1232 | const_iv (SPLICE_F_MORE) |
1013 | const_iv (SPLICE_F_GIFT) |
1233 | const_iv (SPLICE_F_GIFT) |
1014 | |
1234 | |
1015 | const_iv (SEEK_DATA) |
1235 | const_iv (EFD_CLOEXEC) |
|
|
1236 | const_iv (EFD_NONBLOCK) |
1016 | const_iv (SEEK_HOLE) |
1237 | const_iv (EFD_SEMAPHORE) |
1017 | |
1238 | |
1018 | /* libeio constants */ |
1239 | const_iv (CLOCK_REALTIME) |
|
|
1240 | const_iv (CLOCK_MONOTONIC) |
|
|
1241 | const_iv (CLOCK_BOOTTIME) |
|
|
1242 | const_iv (CLOCK_REALTIME_ALARM) |
|
|
1243 | const_iv (CLOCK_BOOTTIME_ALARM) |
|
|
1244 | |
|
|
1245 | const_iv (TFD_NONBLOCK) |
|
|
1246 | const_iv (TFD_CLOEXEC) |
|
|
1247 | |
|
|
1248 | const_iv (TFD_TIMER_ABSTIME) |
|
|
1249 | const_iv (TFD_TIMER_CANCEL_ON_SET) |
|
|
1250 | |
|
|
1251 | /* these are libeio constants, and are independent of gendef0 */ |
1019 | const_eio (SEEK_SET) |
1252 | const_eio (SEEK_SET) |
1020 | const_eio (SEEK_CUR) |
1253 | const_eio (SEEK_CUR) |
1021 | const_eio (SEEK_END) |
1254 | const_eio (SEEK_END) |
1022 | |
1255 | |
1023 | const_eio (MCL_FUTURE) |
1256 | const_eio (MCL_FUTURE) |
… | |
… | |
1035 | |
1268 | |
1036 | const_eio (FALLOC_FL_KEEP_SIZE) |
1269 | const_eio (FALLOC_FL_KEEP_SIZE) |
1037 | const_eio (FALLOC_FL_PUNCH_HOLE) |
1270 | const_eio (FALLOC_FL_PUNCH_HOLE) |
1038 | const_eio (FALLOC_FL_COLLAPSE_RANGE) |
1271 | const_eio (FALLOC_FL_COLLAPSE_RANGE) |
1039 | const_eio (FALLOC_FL_ZERO_RANGE) |
1272 | const_eio (FALLOC_FL_ZERO_RANGE) |
|
|
1273 | const_eio (FALLOC_FL_INSERT_RANGE) |
|
|
1274 | const_eio (FALLOC_FL_UNSHARE_RANGE) |
|
|
1275 | |
|
|
1276 | const_eio (RENAME_NOREPLACE) |
|
|
1277 | const_eio (RENAME_EXCHANGE) |
|
|
1278 | const_eio (RENAME_WHITEOUT) |
1040 | |
1279 | |
1041 | const_eio (READDIR_DENTS) |
1280 | const_eio (READDIR_DENTS) |
1042 | const_eio (READDIR_DIRS_FIRST) |
1281 | const_eio (READDIR_DIRS_FIRST) |
1043 | const_eio (READDIR_STAT_ORDER) |
1282 | const_eio (READDIR_STAT_ORDER) |
1044 | const_eio (READDIR_FOUND_UNKNOWN) |
1283 | const_eio (READDIR_FOUND_UNKNOWN) |
… | |
… | |
1295 | REQ_SEND; |
1534 | REQ_SEND; |
1296 | } |
1535 | } |
1297 | } |
1536 | } |
1298 | |
1537 | |
1299 | void |
1538 | void |
|
|
1539 | aio_ioctl (SV *fh, unsigned long request, SV8 *arg, SV *callback = &PL_sv_undef) |
|
|
1540 | ALIAS: |
|
|
1541 | aio_ioctl = EIO_IOCTL |
|
|
1542 | aio_fcntl = EIO_FCNTL |
|
|
1543 | PPCODE: |
|
|
1544 | { |
|
|
1545 | int fd = s_fileno_croak (fh, 0); |
|
|
1546 | char *svptr; |
|
|
1547 | |
|
|
1548 | if (SvPOK (arg) || !SvNIOK (arg)) |
|
|
1549 | { |
|
|
1550 | STRLEN svlen; |
|
|
1551 | /* perl uses IOCPARM_LEN for fcntl, so we do, too */ |
|
|
1552 | #ifdef IOCPARM_LEN |
|
|
1553 | STRLEN need = IOCPARM_LEN (request); |
|
|
1554 | #else |
|
|
1555 | STRLEN need = 256; |
|
|
1556 | #endif |
|
|
1557 | |
|
|
1558 | if (svlen < need) |
|
|
1559 | svptr = SvGROW (arg, need); |
|
|
1560 | } |
|
|
1561 | else |
|
|
1562 | svptr = (char *)SvIV (arg); |
|
|
1563 | |
|
|
1564 | { |
|
|
1565 | dREQ; |
|
|
1566 | |
|
|
1567 | req->type = ix; |
|
|
1568 | req->sv1 = newSVsv (fh); |
|
|
1569 | req->int1 = fd; |
|
|
1570 | req->int2 = (long)request; |
|
|
1571 | req->sv2 = SvREFCNT_inc (arg); |
|
|
1572 | req->ptr2 = svptr; |
|
|
1573 | |
|
|
1574 | REQ_SEND; |
|
|
1575 | } |
|
|
1576 | } |
|
|
1577 | |
|
|
1578 | void |
1300 | aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
1579 | aio_readlink (SV8 *pathname, SV *callback = &PL_sv_undef) |
1301 | ALIAS: |
1580 | ALIAS: |
1302 | aio_readlink = EIO_READLINK |
1581 | aio_readlink = EIO_READLINK |
1303 | aio_realpath = EIO_REALPATH |
1582 | aio_realpath = EIO_REALPATH |
1304 | PPCODE: |
1583 | PPCODE: |
… | |
… | |
1359 | req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); |
1638 | req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); |
1360 | |
1639 | |
1361 | REQ_SEND; |
1640 | REQ_SEND; |
1362 | } |
1641 | } |
1363 | |
1642 | |
|
|
1643 | void |
|
|
1644 | st_xtime () |
|
|
1645 | ALIAS: |
|
|
1646 | st_atime = 1 |
|
|
1647 | st_mtime = 2 |
|
|
1648 | st_ctime = 4 |
|
|
1649 | st_xtime = 7 |
|
|
1650 | PPCODE: |
|
|
1651 | EXTEND (SP, 3); |
|
|
1652 | if (ix & 1) PUSHs (newSVnv (PL_statcache.st_atime + 1e-9 * ATIMENSEC)); |
|
|
1653 | if (ix & 2) PUSHs (newSVnv (PL_statcache.st_mtime + 1e-9 * MTIMENSEC)); |
|
|
1654 | if (ix & 4) PUSHs (newSVnv (PL_statcache.st_ctime + 1e-9 * CTIMENSEC)); |
|
|
1655 | |
|
|
1656 | void |
|
|
1657 | st_xtimensec () |
|
|
1658 | ALIAS: |
|
|
1659 | st_atimensec = 1 |
|
|
1660 | st_mtimensec = 2 |
|
|
1661 | st_ctimensec = 4 |
|
|
1662 | st_xtimensec = 7 |
|
|
1663 | PPCODE: |
|
|
1664 | EXTEND (SP, 3); |
|
|
1665 | if (ix & 1) PUSHs (newSViv (ATIMENSEC)); |
|
|
1666 | if (ix & 2) PUSHs (newSViv (MTIMENSEC)); |
|
|
1667 | if (ix & 4) PUSHs (newSViv (CTIMENSEC)); |
|
|
1668 | |
1364 | UV |
1669 | UV |
1365 | major (UV dev) |
1670 | major (UV dev) |
1366 | ALIAS: |
1671 | ALIAS: |
1367 | minor = 1 |
1672 | minor = 1 |
1368 | CODE: |
1673 | CODE: |
1369 | RETVAL = ix ? major (dev) : minor (dev); |
1674 | RETVAL = ix ? minor (dev) : major (dev); |
1370 | OUTPUT: |
1675 | OUTPUT: |
1371 | RETVAL |
1676 | RETVAL |
1372 | |
1677 | |
1373 | UV |
1678 | UV |
1374 | makedev (UV maj, UV min) |
1679 | makedev (UV maj, UV min) |
… | |
… | |
1491 | |
1796 | |
1492 | REQ_SEND; |
1797 | REQ_SEND; |
1493 | } |
1798 | } |
1494 | |
1799 | |
1495 | void |
1800 | void |
|
|
1801 | aio_rename2 (SV8 *oldpath, SV8 *newpath, int flags = 0, SV *callback = &PL_sv_undef) |
|
|
1802 | PPCODE: |
|
|
1803 | { |
|
|
1804 | eio_wd wd2 = 0; |
|
|
1805 | dREQ; |
|
|
1806 | |
|
|
1807 | req->type = EIO_RENAME; |
|
|
1808 | req_set_path1 (req, oldpath); |
|
|
1809 | req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
|
|
1810 | req->int2 = flags; |
|
|
1811 | req->int3 = (long)wd2; |
|
|
1812 | |
|
|
1813 | REQ_SEND; |
|
|
1814 | } |
|
|
1815 | |
|
|
1816 | void |
1496 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef) |
1817 | aio_mknod (SV8 *pathname, int mode, UV dev, SV *callback = &PL_sv_undef) |
1497 | PPCODE: |
1818 | PPCODE: |
1498 | { |
1819 | { |
1499 | dREQ; |
1820 | dREQ; |
1500 | |
1821 | |
… | |
… | |
1505 | |
1826 | |
1506 | REQ_SEND; |
1827 | REQ_SEND; |
1507 | } |
1828 | } |
1508 | |
1829 | |
1509 | void |
1830 | void |
1510 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback = &PL_sv_undef) |
1831 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = -1, SV *callback = &PL_sv_undef) |
1511 | ALIAS: |
1832 | ALIAS: |
1512 | aio_mtouch = EIO_MTOUCH |
1833 | aio_mtouch = EIO_MTOUCH |
1513 | aio_msync = EIO_MSYNC |
1834 | aio_msync = EIO_MSYNC |
1514 | PPCODE: |
1835 | PPCODE: |
1515 | { |
1836 | { |
1516 | STRLEN svlen; |
1837 | STRLEN svlen; |
1517 | char *svptr = SvPVbyte (data, svlen); |
1838 | char *svptr = SvPVbyte (data, svlen); |
1518 | UV len = SvUV (length); |
1839 | UV len = SvUV (length); |
|
|
1840 | |
|
|
1841 | if (flags < 0) |
|
|
1842 | flags = ix == EIO_MSYNC ? EIO_MS_SYNC : 0; |
1519 | |
1843 | |
1520 | if (offset < 0) |
1844 | if (offset < 0) |
1521 | offset += svlen; |
1845 | offset += svlen; |
1522 | |
1846 | |
1523 | if (offset < 0 || offset > svlen) |
1847 | if (offset < 0 || offset > svlen) |
… | |
… | |
1599 | req->int2 = flags; |
1923 | req->int2 = flags; |
1600 | req->int3 = SvOK (count) ? SvIV (count) : -1; |
1924 | req->int3 = SvOK (count) ? SvIV (count) : -1; |
1601 | #endif |
1925 | #endif |
1602 | |
1926 | |
1603 | REQ_SEND; |
1927 | REQ_SEND; |
|
|
1928 | } |
|
|
1929 | |
|
|
1930 | void |
|
|
1931 | aio_slurp (SV *pathname, off_t offset, UV length, SV8 *data, SV *callback = &PL_sv_undef) |
|
|
1932 | PPCODE: |
|
|
1933 | { |
|
|
1934 | char *svptr = 0; |
|
|
1935 | |
|
|
1936 | sv_clear_foreign (data); |
|
|
1937 | |
|
|
1938 | if (length) /* known length, directly read into scalar */ |
|
|
1939 | { |
|
|
1940 | if (!SvPOK (data) || SvLEN (data) >= SvCUR (data)) |
|
|
1941 | svptr = sv_grow (data, length + 1); |
|
|
1942 | else if (SvCUR (data) < length) |
|
|
1943 | croak ("length outside of scalar, and cannot grow"); |
|
|
1944 | else |
|
|
1945 | svptr = SvPVbyte_nolen (data); |
|
|
1946 | } |
|
|
1947 | |
|
|
1948 | { |
|
|
1949 | dREQ; |
|
|
1950 | |
|
|
1951 | req->type = EIO_SLURP; |
|
|
1952 | req_set_path1 (req, pathname); |
|
|
1953 | req->offs = offset; |
|
|
1954 | req->size = length; |
|
|
1955 | req->sv2 = SvREFCNT_inc (data); |
|
|
1956 | req->ptr2 = svptr; |
|
|
1957 | |
|
|
1958 | if (!SvREADONLY (data)) |
|
|
1959 | { |
|
|
1960 | SvREADONLY_on (data); |
|
|
1961 | req->flags |= FLAG_SV2_RO_OFF; |
|
|
1962 | } |
|
|
1963 | |
|
|
1964 | REQ_SEND; |
|
|
1965 | } |
1604 | } |
1966 | } |
1605 | |
1967 | |
1606 | void |
1968 | void |
1607 | aio_busy (double delay, SV *callback = &PL_sv_undef) |
1969 | aio_busy (double delay, SV *callback = &PL_sv_undef) |
1608 | PPCODE: |
1970 | PPCODE: |
… | |
… | |
1745 | RETVAL |
2107 | RETVAL |
1746 | |
2108 | |
1747 | void |
2109 | void |
1748 | mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) |
2110 | mmap (SV *scalar, STRLEN length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) |
1749 | PPCODE: |
2111 | PPCODE: |
1750 | sv_unmagic (scalar, MMAP_MAGIC); |
2112 | sv_clear_foreign (scalar); |
1751 | { |
2113 | { |
1752 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
2114 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
1753 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
2115 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
1754 | if (addr == (void *)-1) |
2116 | if (addr == (void *)-1) |
1755 | XSRETURN_NO; |
2117 | XSRETURN_NO; |
1756 | |
2118 | |
1757 | sv_force_normal (scalar); |
2119 | 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 | |
2120 | |
1765 | if (!(prot & PROT_WRITE)) |
2121 | if (!(prot & PROT_WRITE)) |
1766 | SvREADONLY_on (scalar); |
2122 | SvREADONLY_on (scalar); |
1767 | |
2123 | |
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; |
2124 | XSRETURN_YES; |
1777 | } |
2125 | } |
1778 | |
2126 | |
1779 | void |
2127 | void |
1780 | munmap (SV *scalar) |
2128 | munmap (SV *scalar) |
1781 | CODE: |
2129 | CODE: |
1782 | sv_unmagic (scalar, MMAP_MAGIC); |
2130 | sv_clear_foreign (scalar); |
|
|
2131 | |
|
|
2132 | SV * |
|
|
2133 | mremap (SV *scalar, STRLEN new_length, int flags = MREMAP_MAYMOVE, IV new_address = 0) |
|
|
2134 | CODE: |
|
|
2135 | { |
|
|
2136 | MAGIC *mg = mg_findext (scalar, FOREIGN_MAGIC, &mmap_vtbl); |
|
|
2137 | void *new; |
|
|
2138 | |
|
|
2139 | if (!mg || SvPVX (scalar) != mg->mg_ptr) |
|
|
2140 | croak ("IO::AIO::mremap: scalar not mapped by IO::AIO::mmap or improperly modified"); |
|
|
2141 | |
|
|
2142 | new = mremap (mg->mg_ptr, (size_t)mg->mg_obj, new_length, flags, (void *)new_address); |
|
|
2143 | |
|
|
2144 | RETVAL = &PL_sv_no; |
|
|
2145 | |
|
|
2146 | if (new != (void *)-1) |
|
|
2147 | { |
|
|
2148 | RETVAL = new == (void *)mg->mg_ptr |
|
|
2149 | ? newSVpvn ("0 but true", 10) |
|
|
2150 | : &PL_sv_yes; |
|
|
2151 | |
|
|
2152 | mg->mg_ptr = (char *)new; |
|
|
2153 | mg->mg_obj = (SV *)new_length; |
|
|
2154 | |
|
|
2155 | SvPVX (scalar) = mg->mg_ptr; |
|
|
2156 | SvCUR_set (scalar, new_length); |
|
|
2157 | } |
|
|
2158 | } |
|
|
2159 | OUTPUT: |
|
|
2160 | RETVAL |
1783 | |
2161 | |
1784 | int |
2162 | int |
1785 | madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
2163 | madvise (SV *scalar, STRLEN offset = 0, SV *length = &PL_sv_undef, IV advice_or_prot) |
1786 | ALIAS: |
2164 | ALIAS: |
1787 | mprotect = 1 |
2165 | mprotect = 1 |
… | |
… | |
1917 | { |
2295 | { |
1918 | EXTEND (SP, 2); |
2296 | EXTEND (SP, 2); |
1919 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
2297 | PUSHs (newmortalFH (fd[0], O_RDONLY)); |
1920 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
2298 | PUSHs (newmortalFH (fd[1], O_WRONLY)); |
1921 | } |
2299 | } |
|
|
2300 | } |
|
|
2301 | |
|
|
2302 | void |
|
|
2303 | eventfd (unsigned int initval = 0, int flags = 0) |
|
|
2304 | PPCODE: |
|
|
2305 | { |
|
|
2306 | int fd; |
|
|
2307 | #if HAVE_EVENTFD |
|
|
2308 | fd = eventfd (initval, flags); |
|
|
2309 | #else |
|
|
2310 | fd = (errno = ENOSYS, -1); |
|
|
2311 | #endif |
|
|
2312 | |
|
|
2313 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2314 | } |
|
|
2315 | |
|
|
2316 | void |
|
|
2317 | timerfd_create (int clockid, int flags = 0) |
|
|
2318 | PPCODE: |
|
|
2319 | { |
|
|
2320 | int fd; |
|
|
2321 | #if HAVE_TIMERFD |
|
|
2322 | fd = timerfd_create (clockid, flags); |
|
|
2323 | #else |
|
|
2324 | fd = (errno = ENOSYS, -1); |
|
|
2325 | #endif |
|
|
2326 | |
|
|
2327 | XPUSHs (newmortalFH (fd, O_RDWR)); |
|
|
2328 | } |
|
|
2329 | |
|
|
2330 | void |
|
|
2331 | timerfd_settime (SV *fh, int flags, NV interval, NV value) |
|
|
2332 | PPCODE: |
|
|
2333 | { |
|
|
2334 | int fd = s_fileno_croak (fh, 0); |
|
|
2335 | #if HAVE_TIMERFD |
|
|
2336 | int res; |
|
|
2337 | struct itimerspec its, ots; |
|
|
2338 | |
|
|
2339 | ts_set (&its.it_interval, interval); |
|
|
2340 | ts_set (&its.it_value , value); |
|
|
2341 | res = timerfd_settime (fd, flags, &its, &ots); |
|
|
2342 | |
|
|
2343 | if (!res) |
|
|
2344 | { |
|
|
2345 | EXTEND (SP, 2); |
|
|
2346 | PUSHs (newSVnv (ts_get (&ots.it_interval))); |
|
|
2347 | PUSHs (newSVnv (ts_get (&ots.it_value))); |
|
|
2348 | } |
|
|
2349 | #else |
|
|
2350 | errno = ENOSYS; |
|
|
2351 | #endif |
|
|
2352 | } |
|
|
2353 | |
|
|
2354 | void |
|
|
2355 | timerfd_gettime (SV *fh) |
|
|
2356 | PPCODE: |
|
|
2357 | { |
|
|
2358 | int fd = s_fileno_croak (fh, 0); |
|
|
2359 | #if HAVE_TIMERFD |
|
|
2360 | int res; |
|
|
2361 | struct itimerspec ots; |
|
|
2362 | res = timerfd_gettime (fd, &ots); |
|
|
2363 | |
|
|
2364 | if (!res) |
|
|
2365 | { |
|
|
2366 | EXTEND (SP, 2); |
|
|
2367 | PUSHs (newSVnv (ts_get (&ots.it_interval))); |
|
|
2368 | PUSHs (newSVnv (ts_get (&ots.it_value))); |
|
|
2369 | } |
|
|
2370 | #else |
|
|
2371 | errno = ENOSYS; |
|
|
2372 | #endif |
|
|
2373 | } |
|
|
2374 | |
|
|
2375 | UV |
|
|
2376 | get_fdlimit () |
|
|
2377 | CODE: |
|
|
2378 | #if HAVE_RLIMITS |
|
|
2379 | struct rlimit rl; |
|
|
2380 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2381 | XSRETURN_UV (rl.rlim_cur == RLIM_INFINITY ? (UV)-1 : rl.rlim_cur); |
|
|
2382 | #endif |
|
|
2383 | XSRETURN_UNDEF; |
|
|
2384 | OUTPUT: |
|
|
2385 | RETVAL |
|
|
2386 | |
|
|
2387 | void |
|
|
2388 | min_fdlimit (UV limit = 0x7fffffffU) |
|
|
2389 | CODE: |
|
|
2390 | { |
|
|
2391 | #if HAVE_RLIMITS |
|
|
2392 | struct rlimit rl; |
|
|
2393 | rlim_t orig_rlim_max; |
|
|
2394 | UV bit; |
|
|
2395 | |
|
|
2396 | if (0 != getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2397 | goto fail; |
|
|
2398 | |
|
|
2399 | if (rl.rlim_cur == RLIM_INFINITY) |
|
|
2400 | XSRETURN_YES; |
|
|
2401 | |
|
|
2402 | orig_rlim_max = rl.rlim_max == RLIM_INFINITY ? ((rlim_t)0)-1 : rl.rlim_max; |
|
|
2403 | |
|
|
2404 | if (rl.rlim_cur < limit) |
|
|
2405 | { |
|
|
2406 | rl.rlim_cur = limit; |
|
|
2407 | |
|
|
2408 | if (rl.rlim_max < rl.rlim_cur && rl.rlim_max != RLIM_INFINITY) |
|
|
2409 | rl.rlim_max = rl.rlim_cur; |
|
|
2410 | } |
|
|
2411 | |
|
|
2412 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2413 | XSRETURN_YES; |
|
|
2414 | |
|
|
2415 | if (errno == EPERM) |
|
|
2416 | { |
|
|
2417 | /* setlimit failed with EPERM - maybe we can't raise the hardlimit, or maybe */ |
|
|
2418 | /* our limit overflows a system-wide limit */ |
|
|
2419 | /* try an adaptive algorithm, but do not lower the hardlimit */ |
|
|
2420 | rl.rlim_max = 0; |
|
|
2421 | for (bit = 0x40000000U; bit; bit >>= 1) |
|
|
2422 | { |
|
|
2423 | rl.rlim_max |= bit; |
|
|
2424 | rl.rlim_cur = rl.rlim_max; |
|
|
2425 | |
|
|
2426 | /* nevr decrease the hard limit */ |
|
|
2427 | if (rl.rlim_max < orig_rlim_max) |
|
|
2428 | break; |
|
|
2429 | |
|
|
2430 | if (0 != setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2431 | rl.rlim_max &= ~bit; /* too high, remove bit again */ |
|
|
2432 | } |
|
|
2433 | |
|
|
2434 | /* now, raise the soft limit to the max permitted */ |
|
|
2435 | if (0 == getrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2436 | { |
|
|
2437 | rl.rlim_cur = rl.rlim_max; |
|
|
2438 | if (0 == setrlimit (RLIMIT_NOFILE, &rl)) |
|
|
2439 | errno = EPERM; |
|
|
2440 | } |
|
|
2441 | } |
|
|
2442 | #endif |
|
|
2443 | fail: |
|
|
2444 | XSRETURN_UNDEF; |
1922 | } |
2445 | } |
1923 | |
2446 | |
1924 | void _on_next_submit (SV *cb) |
2447 | void _on_next_submit (SV *cb) |
1925 | CODE: |
2448 | CODE: |
1926 | SvREFCNT_dec (on_next_submit); |
2449 | SvREFCNT_dec (on_next_submit); |