… | |
… | |
17 | #include <fcntl.h> |
17 | #include <fcntl.h> |
18 | #include <sched.h> |
18 | #include <sched.h> |
19 | |
19 | |
20 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
20 | #if _POSIX_MEMLOCK || _POSIX_MEMLOCK_RANGE || _POSIX_MAPPED_FILES |
21 | # include <sys/mman.h> |
21 | # include <sys/mman.h> |
|
|
22 | #endif |
|
|
23 | |
|
|
24 | #if __linux__ |
|
|
25 | # include <linux/fs.h> |
|
|
26 | # ifdef FS_IOC_FIEMAP |
|
|
27 | # include <linux/types.h> |
|
|
28 | # include <linux/fiemap.h> |
|
|
29 | # define HAVE_FIEMAP 1 |
|
|
30 | # endif |
22 | #endif |
31 | #endif |
23 | |
32 | |
24 | /* perl namespace pollution */ |
33 | /* perl namespace pollution */ |
25 | #undef VERSION |
34 | #undef VERSION |
26 | |
35 | |
… | |
… | |
62 | #undef dup |
71 | #undef dup |
63 | #undef dup2 |
72 | #undef dup2 |
64 | #undef abort |
73 | #undef abort |
65 | #undef pipe |
74 | #undef pipe |
66 | |
75 | |
|
|
76 | #define EIO_STRUCT_STAT struct _stati64 |
|
|
77 | #define EIO_STRUCT_STATI64 |
|
|
78 | |
67 | #else |
79 | #else |
68 | |
80 | |
69 | #include <sys/time.h> |
81 | #include <sys/time.h> |
70 | #include <sys/select.h> |
82 | #include <sys/select.h> |
71 | #include <unistd.h> |
83 | #include <unistd.h> |
72 | #include <utime.h> |
84 | #include <utime.h> |
73 | #include <signal.h> |
85 | #include <signal.h> |
74 | |
86 | |
75 | #endif |
|
|
76 | |
|
|
77 | #define EIO_STRUCT_STAT Stat_t |
87 | #define EIO_STRUCT_STAT Stat_t |
78 | |
88 | |
79 | /* use NV for 32 bit perls as it allows larger offsets */ |
|
|
80 | #if IVSIZE >= 8 |
|
|
81 | # define VAL64 IV |
|
|
82 | # define SvVAL64 SvIV |
|
|
83 | # define newSVval64 newSViv |
|
|
84 | #else |
|
|
85 | # define VAL64 NV |
|
|
86 | # define SvVAL64 SvNV |
|
|
87 | # define newSVval64 newSVnv |
|
|
88 | #endif |
89 | #endif |
89 | |
90 | |
90 | /*****************************************************************************/ |
91 | /*****************************************************************************/ |
91 | |
92 | |
92 | #if __GNUC__ >= 3 |
93 | #if __GNUC__ >= 3 |
… | |
… | |
123 | static void req_destroy (eio_req *grp); |
124 | static void req_destroy (eio_req *grp); |
124 | #define EIO_DESTROY(req) req_destroy (req) |
125 | #define EIO_DESTROY(req) req_destroy (req) |
125 | |
126 | |
126 | #include "libeio/eio.c" |
127 | #include "libeio/eio.c" |
127 | |
128 | |
128 | /* Linux/others */ |
|
|
129 | #ifndef O_ASYNC |
|
|
130 | # define O_ASYNC 0 |
|
|
131 | #endif |
|
|
132 | #ifndef O_DIRECT |
|
|
133 | # define O_DIRECT 0 |
|
|
134 | #endif |
|
|
135 | #ifndef O_NOATIME |
|
|
136 | # define O_NOATIME 0 |
|
|
137 | #endif |
|
|
138 | |
|
|
139 | /* POSIX */ |
|
|
140 | #ifndef O_CLOEXEC |
|
|
141 | # define O_CLOEXEC 0 |
|
|
142 | #endif |
|
|
143 | #ifndef O_NOFOLLOW |
|
|
144 | # define O_NOFOLLOW 0 |
|
|
145 | #endif |
|
|
146 | #ifndef O_NOCTTY |
|
|
147 | # define O_NOCTTY 0 |
|
|
148 | #endif |
|
|
149 | #ifndef O_NONBLOCK |
|
|
150 | # define O_NONBLOCK 0 |
|
|
151 | #endif |
|
|
152 | #ifndef O_EXEC |
|
|
153 | # define O_EXEC 0 |
|
|
154 | #endif |
|
|
155 | #ifndef O_SEARCH |
|
|
156 | # define O_SEARCH 0 |
|
|
157 | #endif |
|
|
158 | #ifndef O_DIRECTORY |
|
|
159 | # define O_DIRECTORY 0 |
|
|
160 | #endif |
|
|
161 | #ifndef O_DSYNC |
|
|
162 | # define O_DSYNC 0 |
|
|
163 | #endif |
|
|
164 | #ifndef O_RSYNC |
|
|
165 | # define O_RSYNC 0 |
|
|
166 | #endif |
|
|
167 | #ifndef O_SYNC |
|
|
168 | # define O_SYNC 0 |
|
|
169 | #endif |
|
|
170 | #ifndef O_TTY_INIT |
|
|
171 | # define O_TTY_INIT 0 |
|
|
172 | #endif |
|
|
173 | |
|
|
174 | #ifndef POSIX_FADV_NORMAL |
|
|
175 | # define POSIX_FADV_NORMAL 0 |
|
|
176 | #endif |
|
|
177 | #ifndef POSIX_FADV_SEQUENTIAL |
|
|
178 | # define POSIX_FADV_SEQUENTIAL 0 |
|
|
179 | #endif |
|
|
180 | #ifndef POSIX_FADV_RANDOM |
|
|
181 | # define POSIX_FADV_RANDOM 0 |
|
|
182 | #endif |
|
|
183 | #ifndef POSIX_FADV_NOREUSE |
|
|
184 | # define POSIX_FADV_NOREUSE 0 |
|
|
185 | #endif |
|
|
186 | #ifndef POSIX_FADV_WILLNEED |
|
|
187 | # define POSIX_FADV_WILLNEED 0 |
|
|
188 | #endif |
|
|
189 | #ifndef POSIX_FADV_DONTNEED |
|
|
190 | # define POSIX_FADV_DONTNEED 0 |
|
|
191 | #endif |
|
|
192 | |
|
|
193 | #if !HAVE_POSIX_FADVISE |
129 | #if !HAVE_POSIX_FADVISE |
194 | # define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ |
130 | # define posix_fadvise(a,b,c,d) errno = ENOSYS /* also return ENOSYS */ |
195 | #endif |
131 | #endif |
196 | |
132 | |
197 | #ifndef POSIX_MADV_NORMAL |
|
|
198 | # define POSIX_MADV_NORMAL 0 |
|
|
199 | #endif |
|
|
200 | #ifndef POSIX_MADV_SEQUENTIAL |
|
|
201 | # define POSIX_MADV_SEQUENTIAL 0 |
|
|
202 | #endif |
|
|
203 | #ifndef POSIX_MADV_RANDOM |
|
|
204 | # define POSIX_MADV_RANDOM 0 |
|
|
205 | #endif |
|
|
206 | #ifndef POSIX_MADV_WILLNEED |
|
|
207 | # define POSIX_MADV_WILLNEED 0 |
|
|
208 | #endif |
|
|
209 | #ifndef POSIX_MADV_DONTNEED |
|
|
210 | # define POSIX_MADV_DONTNEED 0 |
|
|
211 | #endif |
|
|
212 | |
|
|
213 | #if !HAVE_POSIX_MADVISE |
133 | #if !HAVE_POSIX_MADVISE |
214 | # define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ |
134 | # define posix_madvise(a,b,c) errno = ENOSYS /* also return ENOSYS */ |
215 | #endif |
|
|
216 | |
|
|
217 | #ifndef PROT_NONE |
|
|
218 | # define PROT_NONE 0 |
|
|
219 | #endif |
|
|
220 | #ifndef PROT_READ |
|
|
221 | # define PROT_READ 0 |
|
|
222 | #endif |
|
|
223 | #ifndef PROT_WRITE |
|
|
224 | # define PROT_READ 0 |
|
|
225 | #endif |
|
|
226 | #ifndef PROT_EXEC |
|
|
227 | # define PROT_EXEC 0 |
|
|
228 | #endif |
|
|
229 | |
|
|
230 | #ifndef ST_RDONLY |
|
|
231 | # define ST_RDONLY 0 |
|
|
232 | #endif |
|
|
233 | #ifndef ST_NOSUID |
|
|
234 | # define ST_NOSUID 0 |
|
|
235 | #endif |
|
|
236 | #ifndef ST_NODEV |
|
|
237 | # define ST_NODEV 0 |
|
|
238 | #endif |
|
|
239 | #ifndef ST_NOEXEC |
|
|
240 | # define ST_NOEXEC 0 |
|
|
241 | #endif |
|
|
242 | #ifndef ST_SYNCHRONOUS |
|
|
243 | # define ST_SYNCHRONOUS 0 |
|
|
244 | #endif |
|
|
245 | #ifndef ST_MANDLOCK |
|
|
246 | # define ST_MANDLOCK 0 |
|
|
247 | #endif |
|
|
248 | #ifndef ST_WRITE |
|
|
249 | # define ST_WRITE 0 |
|
|
250 | #endif |
|
|
251 | #ifndef ST_APPEND |
|
|
252 | # define ST_APPEND 0 |
|
|
253 | #endif |
|
|
254 | #ifndef ST_IMMUTABLE |
|
|
255 | # define ST_IMMUTABLE 0 |
|
|
256 | #endif |
|
|
257 | #ifndef ST_NOATIME |
|
|
258 | # define ST_NOATIME 0 |
|
|
259 | #endif |
|
|
260 | #ifndef ST_NODIRATIME |
|
|
261 | # define ST_NODIRATIME 0 |
|
|
262 | #endif |
|
|
263 | #ifndef ST_RELATIME |
|
|
264 | # define ST_RELATIME 0 |
|
|
265 | #endif |
|
|
266 | |
|
|
267 | #ifndef S_IFIFO |
|
|
268 | # define S_IFIFO 0 |
|
|
269 | #endif |
|
|
270 | #ifndef S_IFCHR |
|
|
271 | # define S_IFCHR 0 |
|
|
272 | #endif |
|
|
273 | #ifndef S_IFBLK |
|
|
274 | # define S_IFBLK 0 |
|
|
275 | #endif |
|
|
276 | #ifndef S_IFLNK |
|
|
277 | # define S_IFLNK 0 |
|
|
278 | #endif |
|
|
279 | #ifndef S_IFREG |
|
|
280 | # define S_IFREG 0 |
|
|
281 | #endif |
|
|
282 | #ifndef S_IFDIR |
|
|
283 | # define S_IFDIR 0 |
|
|
284 | #endif |
|
|
285 | #ifndef S_IFWHT |
|
|
286 | # define S_IFWHT 0 |
|
|
287 | #endif |
|
|
288 | #ifndef S_IFSOCK |
|
|
289 | # define S_IFSOCK 0 |
|
|
290 | #endif |
135 | #endif |
291 | |
136 | |
292 | #ifndef MAP_ANONYMOUS |
137 | #ifndef MAP_ANONYMOUS |
293 | # ifdef MAP_ANON |
138 | # ifdef MAP_ANON |
294 | # define MAP_ANONYMOUS MAP_ANON |
139 | # define MAP_ANONYMOUS MAP_ANON |
295 | # else |
140 | # else |
296 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
141 | # define MAP_ANONYMOUS MAP_FIXED /* and hope this fails */ |
297 | # endif |
142 | # endif |
298 | #endif |
143 | #endif |
299 | #ifndef MAP_HUGETLB |
144 | |
300 | # define MAP_HUGETLB 0 |
145 | /* defines all sorts of constants to 0 unless they are already defined */ |
301 | #endif |
146 | #include "def0.h" |
302 | #ifndef MAP_LOCKED |
|
|
303 | # define MAP_LOCKED 0 |
|
|
304 | #endif |
|
|
305 | #ifndef MAP_NORESERVE |
|
|
306 | # define MAP_NORESERVE 0 |
|
|
307 | #endif |
|
|
308 | #ifndef MAP_POPULATE |
|
|
309 | # define MAP_POPULATE 0 |
|
|
310 | #endif |
|
|
311 | #ifndef MAP_NONBLOCK |
|
|
312 | # define MAP_NONBLOCK 0 |
|
|
313 | #endif |
|
|
314 | |
147 | |
315 | #ifndef makedev |
148 | #ifndef makedev |
316 | # define makedev(maj,min) (((maj) << 8) | (min)) |
149 | # define makedev(maj,min) (((maj) << 8) | (min)) |
317 | #endif |
150 | #endif |
318 | #ifndef major |
151 | #ifndef major |
… | |
… | |
323 | #endif |
156 | #endif |
324 | |
157 | |
325 | #ifndef PAGESIZE |
158 | #ifndef PAGESIZE |
326 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
159 | # define PAGESIZE sysconf (_SC_PAGESIZE) |
327 | #endif |
160 | #endif |
|
|
161 | |
|
|
162 | /*****************************************************************************/ |
|
|
163 | |
|
|
164 | static void |
|
|
165 | fiemap (eio_req *req) |
|
|
166 | { |
|
|
167 | req->result = -1; |
|
|
168 | |
|
|
169 | #if HAVE_FIEMAP |
|
|
170 | int count = req->int3; |
|
|
171 | |
|
|
172 | /* heuristic: first try with 72 extents if we don't know how many, */ |
|
|
173 | /* as most files have (hopefully) fewer than this many extents */ |
|
|
174 | /* in fact, most should have <= 2, so the 72 below is probably overkill */ |
|
|
175 | if (count < 0) |
|
|
176 | count = 72; /* for what it's worth, 72 extents fit nicely into 4kb */ |
|
|
177 | |
|
|
178 | for (;;) |
|
|
179 | { |
|
|
180 | struct fiemap *fiemap = malloc (sizeof (*fiemap) + sizeof (struct fiemap_extent) * count); |
|
|
181 | errno = ENOMEM; |
|
|
182 | if (!fiemap) |
|
|
183 | return; |
|
|
184 | |
|
|
185 | req->ptr1 = fiemap; |
|
|
186 | req->flags |= EIO_FLAG_PTR1_FREE; |
|
|
187 | |
|
|
188 | fiemap->fm_start = req->offs; |
|
|
189 | fiemap->fm_length = req->size; |
|
|
190 | fiemap->fm_flags = req->int2; |
|
|
191 | fiemap->fm_extent_count = count; |
|
|
192 | |
|
|
193 | if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap)) |
|
|
194 | return; |
|
|
195 | |
|
|
196 | if (req->int3 >= 0) |
|
|
197 | break; /* when not autosizing we are done */ |
|
|
198 | |
|
|
199 | if (!fiemap->fm_mapped_extents) |
|
|
200 | break; /* if file has no segments, we are done */ |
|
|
201 | |
|
|
202 | if (fiemap->fm_extents [fiemap->fm_mapped_extents - 1].fe_flags & FIEMAP_EXTENT_LAST) |
|
|
203 | break; /* autosizing successful, we are done */ |
|
|
204 | |
|
|
205 | fiemap->fm_flags = req->int2; |
|
|
206 | fiemap->fm_extent_count = 0; |
|
|
207 | |
|
|
208 | if (ioctl (req->int1, FS_IOC_FIEMAP, fiemap)) |
|
|
209 | return; |
|
|
210 | |
|
|
211 | count = fiemap->fm_mapped_extents; |
|
|
212 | |
|
|
213 | free (fiemap); |
|
|
214 | } |
|
|
215 | |
|
|
216 | req->result = 0; |
|
|
217 | |
|
|
218 | #else |
|
|
219 | errno = ENOSYS; |
|
|
220 | #endif |
|
|
221 | } |
|
|
222 | |
|
|
223 | /*****************************************************************************/ |
328 | |
224 | |
329 | enum { |
225 | enum { |
330 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
226 | FLAG_SV2_RO_OFF = 0x40, /* data was set readonly */ |
331 | }; |
227 | }; |
332 | |
228 | |
… | |
… | |
341 | static s_epipe respipe; |
237 | static s_epipe respipe; |
342 | |
238 | |
343 | static void req_destroy (aio_req req); |
239 | static void req_destroy (aio_req req); |
344 | static void req_cancel (aio_req req); |
240 | static void req_cancel (aio_req req); |
345 | |
241 | |
346 | static void want_poll (void) |
242 | static void |
|
|
243 | want_poll (void) |
347 | { |
244 | { |
348 | /* write a dummy byte to the pipe so fh becomes ready */ |
245 | /* write a dummy byte to the pipe so fh becomes ready */ |
349 | s_epipe_signal (&respipe); |
246 | s_epipe_signal (&respipe); |
350 | } |
247 | } |
351 | |
248 | |
352 | static void done_poll (void) |
249 | static void |
|
|
250 | done_poll (void) |
353 | { |
251 | { |
354 | /* read any signals sent by the worker threads */ |
252 | /* read any signals sent by the worker threads */ |
355 | s_epipe_drain (&respipe); |
253 | s_epipe_drain (&respipe); |
356 | } |
254 | } |
357 | |
255 | |
358 | /* must be called at most once */ |
256 | /* must be called at most once */ |
|
|
257 | static SV * |
359 | static SV *req_sv (aio_req req, HV *stash) |
258 | req_sv (aio_req req, HV *stash) |
360 | { |
259 | { |
361 | if (!req->self) |
260 | if (!req->self) |
362 | { |
261 | { |
363 | req->self = (SV *)newHV (); |
262 | req->self = (SV *)newHV (); |
364 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
263 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
… | |
… | |
368 | } |
267 | } |
369 | |
268 | |
370 | static SV * |
269 | static SV * |
371 | newSVaio_wd (aio_wd wd) |
270 | newSVaio_wd (aio_wd wd) |
372 | { |
271 | { |
373 | return sv_bless (newRV_noinc (newSViv ((long)wd)), aio_wd_stash); |
272 | return sv_bless (newRV_noinc (newSViv ((IV)wd)), aio_wd_stash); |
374 | } |
273 | } |
375 | |
274 | |
376 | static aio_req SvAIO_REQ (SV *sv) |
275 | static aio_req |
|
|
276 | SvAIO_REQ (SV *sv) |
377 | { |
277 | { |
378 | MAGIC *mg; |
278 | MAGIC *mg; |
379 | |
279 | |
380 | if (!SvROK (sv) |
280 | if (!SvROK (sv) |
|
|
281 | /* for speed reasons, we do not verify that SvROK actually has a stash ptr */ |
381 | || (SvSTASH (SvRV (sv)) != aio_grp_stash |
282 | || (SvSTASH (SvRV (sv)) != aio_grp_stash |
382 | && SvSTASH (SvRV (sv)) != aio_req_stash |
283 | && SvSTASH (SvRV (sv)) != aio_req_stash |
383 | && !sv_derived_from (sv, "IO::AIO::REQ"))) |
284 | && !sv_derived_from (sv, "IO::AIO::REQ"))) |
384 | croak ("object of class IO::AIO::REQ expected"); |
285 | croak ("object of class IO::AIO::REQ expected"); |
385 | |
286 | |
386 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
287 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
387 | |
288 | |
388 | return mg ? (aio_req)mg->mg_ptr : 0; |
289 | return mg ? (aio_req)mg->mg_ptr : 0; |
389 | } |
290 | } |
390 | |
291 | |
391 | static aio_wd SvAIO_WD (SV *sv) |
292 | static aio_wd |
|
|
293 | SvAIO_WD (SV *sv) |
392 | { |
294 | { |
393 | if (!SvROK (sv) |
295 | if (!SvROK (sv) |
|
|
296 | || SvTYPE (SvRV (sv)) != SVt_PVMG |
394 | || SvSTASH (SvRV (sv)) != aio_wd_stash |
297 | || SvSTASH (SvRV (sv)) != aio_wd_stash) |
395 | || SvTYPE (SvRV (sv)) != SVt_PVMG) |
|
|
396 | croak ("IO::AIO: expected a working directory object as returned by aio_wd"); |
298 | croak ("IO::AIO: expected a working directory object as returned by aio_wd"); |
397 | |
299 | |
398 | return (aio_wd)(long)SvIVX (SvRV (sv)); |
300 | return (aio_wd)(long)SvIVX (SvRV (sv)); |
399 | } |
301 | } |
400 | |
302 | |
|
|
303 | static void |
401 | static void aio_grp_feed (aio_req grp) |
304 | aio_grp_feed (aio_req grp) |
402 | { |
305 | { |
403 | if (grp->sv2 && SvOK (grp->sv2)) |
306 | if (grp->sv2 && SvOK (grp->sv2)) |
404 | { |
307 | { |
405 | dSP; |
308 | dSP; |
406 | |
309 | |
… | |
… | |
414 | FREETMPS; |
317 | FREETMPS; |
415 | LEAVE; |
318 | LEAVE; |
416 | } |
319 | } |
417 | } |
320 | } |
418 | |
321 | |
|
|
322 | static void |
419 | static void req_submit (eio_req *req) |
323 | req_submit (eio_req *req) |
420 | { |
324 | { |
421 | eio_submit (req); |
325 | eio_submit (req); |
422 | |
326 | |
423 | if (expect_false (on_next_submit)) |
327 | if (expect_false (on_next_submit)) |
424 | { |
328 | { |
… | |
… | |
431 | PUTBACK; |
335 | PUTBACK; |
432 | call_sv (cb, G_DISCARD | G_EVAL); |
336 | call_sv (cb, G_DISCARD | G_EVAL); |
433 | } |
337 | } |
434 | } |
338 | } |
435 | |
339 | |
|
|
340 | static int |
436 | static int req_invoke (eio_req *req) |
341 | req_invoke (eio_req *req) |
437 | { |
342 | { |
438 | if (req->flags & FLAG_SV2_RO_OFF) |
343 | if (req->flags & FLAG_SV2_RO_OFF) |
439 | SvREADONLY_off (req->sv2); |
344 | SvREADONLY_off (req->sv2); |
440 | |
345 | |
441 | if (!EIO_CANCELLED (req) && req->callback) |
346 | if (!EIO_CANCELLED (req) && req->callback) |
… | |
… | |
463 | } |
368 | } |
464 | |
369 | |
465 | switch (req->type) |
370 | switch (req->type) |
466 | { |
371 | { |
467 | case EIO_WD_OPEN: |
372 | case EIO_WD_OPEN: |
468 | PUSHs (sv_2mortal (newSVaio_wd (req->wd))); |
373 | PUSHs (req->result ? &PL_sv_undef : sv_2mortal (newSVaio_wd (req->wd))); |
469 | break; |
374 | break; |
470 | |
375 | |
471 | case EIO_READDIR: |
376 | case EIO_READDIR: |
472 | { |
377 | { |
473 | SV *rv = &PL_sv_undef; |
378 | SV *rv = &PL_sv_undef; |
… | |
… | |
626 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
531 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
627 | |
532 | |
628 | PUSHs (sv_result); |
533 | PUSHs (sv_result); |
629 | break; |
534 | break; |
630 | |
535 | |
|
|
536 | case EIO_SEEK: |
|
|
537 | PUSHs (req->result ? sv_result : sv_2mortal (newSVval64 (req->offs))); |
|
|
538 | break; |
|
|
539 | |
631 | case EIO_READ: |
540 | case EIO_READ: |
632 | { |
541 | { |
633 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
542 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
634 | *SvEND (req->sv2) = 0; |
543 | *SvEND (req->sv2) = 0; |
635 | SvPOK_only (req->sv2); |
544 | SvPOK_only (req->sv2); |
636 | SvSETMAGIC (req->sv2); |
545 | SvSETMAGIC (req->sv2); |
637 | PUSHs (sv_result); |
546 | PUSHs (sv_result); |
638 | } |
547 | } |
639 | break; |
548 | break; |
640 | |
549 | |
|
|
550 | case EIO_CUSTOM: |
|
|
551 | if (req->feed == fiemap) |
|
|
552 | { |
|
|
553 | #if HAVE_FIEMAP |
|
|
554 | if (!req->result) |
|
|
555 | { |
|
|
556 | struct fiemap *fiemap = (struct fiemap *)req->ptr1; |
|
|
557 | |
|
|
558 | if (fiemap->fm_extent_count) |
|
|
559 | { |
|
|
560 | AV *av = newAV (); |
|
|
561 | int i; |
|
|
562 | |
|
|
563 | while (fiemap->fm_mapped_extents) |
|
|
564 | { |
|
|
565 | struct fiemap_extent *extent = &fiemap->fm_extents [--fiemap->fm_mapped_extents]; |
|
|
566 | AV *ext_av = newAV (); |
|
|
567 | |
|
|
568 | av_store (ext_av, 3, newSVuv (extent->fe_flags)); |
|
|
569 | av_store (ext_av, 2, newSVval64 (extent->fe_length)); |
|
|
570 | av_store (ext_av, 1, newSVval64 (extent->fe_physical)); |
|
|
571 | av_store (ext_av, 0, newSVval64 (extent->fe_logical)); |
|
|
572 | |
|
|
573 | av_store (av, fiemap->fm_mapped_extents, newRV_noinc ((SV *)ext_av)); |
|
|
574 | } |
|
|
575 | |
|
|
576 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
|
|
577 | } |
|
|
578 | else |
|
|
579 | { |
|
|
580 | SvIV_set (sv_result, fiemap->fm_mapped_extents); |
|
|
581 | PUSHs (sv_result); |
|
|
582 | } |
|
|
583 | } |
|
|
584 | #endif |
|
|
585 | } |
|
|
586 | else |
|
|
587 | PUSHs (sv_result); |
|
|
588 | break; |
|
|
589 | |
641 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
590 | case EIO_DUP2: /* EIO_DUP2 actually means aio_close(), so fudge result value */ |
642 | if (req->result > 0) |
591 | if (req->result > 0) |
643 | SvIV_set (sv_result, 0); |
592 | SvIV_set (sv_result, 0); |
644 | /* FALLTHROUGH */ |
593 | /* FALLTHROUGH */ |
645 | |
594 | |
… | |
… | |
666 | } |
615 | } |
667 | |
616 | |
668 | return !!SvTRUE (ERRSV); |
617 | return !!SvTRUE (ERRSV); |
669 | } |
618 | } |
670 | |
619 | |
|
|
620 | static void |
671 | static void req_destroy (aio_req req) |
621 | req_destroy (aio_req req) |
672 | { |
622 | { |
673 | if (req->self) |
623 | if (req->self) |
674 | { |
624 | { |
675 | sv_unmagic (req->self, PERL_MAGIC_ext); |
625 | sv_unmagic (req->self, PERL_MAGIC_ext); |
676 | SvREFCNT_dec (req->self); |
626 | SvREFCNT_dec (req->self); |
… | |
… | |
680 | SvREFCNT_dec (req->sv2); |
630 | SvREFCNT_dec (req->sv2); |
681 | SvREFCNT_dec (req->sv3); |
631 | SvREFCNT_dec (req->sv3); |
682 | SvREFCNT_dec (req->sv4); |
632 | SvREFCNT_dec (req->sv4); |
683 | SvREFCNT_dec (req->callback); |
633 | SvREFCNT_dec (req->callback); |
684 | |
634 | |
685 | Safefree (req); |
635 | free (req); |
686 | } |
636 | } |
687 | |
637 | |
|
|
638 | static void |
688 | static void req_cancel_subs (aio_req grp) |
639 | req_cancel_subs (aio_req grp) |
689 | { |
640 | { |
690 | if (grp->type != EIO_GROUP) |
641 | if (grp->type != EIO_GROUP) |
691 | return; |
642 | return; |
692 | |
643 | |
693 | SvREFCNT_dec (grp->sv2); |
644 | SvREFCNT_dec (grp->sv2); |
694 | grp->sv2 = 0; |
645 | grp->sv2 = 0; |
695 | |
646 | |
696 | eio_grp_cancel (grp); |
647 | eio_grp_cancel (grp); |
697 | } |
648 | } |
698 | |
649 | |
|
|
650 | static void ecb_cold |
699 | static void create_respipe (void) |
651 | create_respipe (void) |
700 | { |
652 | { |
701 | if (s_epipe_renew (&respipe)) |
653 | if (s_epipe_renew (&respipe)) |
702 | croak ("IO::AIO: unable to initialize result pipe"); |
654 | croak ("IO::AIO: unable to initialize result pipe"); |
703 | } |
655 | } |
704 | |
656 | |
705 | static void poll_wait (void) |
657 | static void |
|
|
658 | poll_wait (void) |
706 | { |
659 | { |
707 | while (eio_nreqs ()) |
660 | while (eio_nreqs ()) |
708 | { |
661 | { |
709 | int size; |
662 | int size; |
710 | |
663 | |
… | |
… | |
719 | |
672 | |
720 | s_epipe_wait (&respipe); |
673 | s_epipe_wait (&respipe); |
721 | } |
674 | } |
722 | } |
675 | } |
723 | |
676 | |
724 | static int poll_cb (void) |
677 | static int |
|
|
678 | poll_cb (void) |
725 | { |
679 | { |
726 | for (;;) |
680 | for (;;) |
727 | { |
681 | { |
728 | int res = eio_poll (); |
682 | int res = eio_poll (); |
729 | |
683 | |
… | |
… | |
747 | } |
701 | } |
748 | |
702 | |
749 | /*****************************************************************************/ |
703 | /*****************************************************************************/ |
750 | |
704 | |
751 | #if !_POSIX_MAPPED_FILES |
705 | #if !_POSIX_MAPPED_FILES |
752 | # define mmap(addr,length,prot,flags,fd,offs) (errno = ENOSYS, -1) |
706 | # define mmap(addr,length,prot,flags,fd,offs) EIO_ENOSYS () |
753 | # define munmap(addr,length) (errno = ENOSYS, -1) |
707 | # define munmap(addr,length) EIO_ENOSYS () |
754 | #endif |
708 | #endif |
755 | |
709 | |
756 | #if !_POSIX_MEMORY_PROTECTION |
710 | #if !_POSIX_MEMORY_PROTECTION |
757 | # define mprotect(addr,len,prot) (errno = ENOSYS, -1) |
711 | # define mprotect(addr,len,prot) EIO_ENOSYS () |
758 | # define PROT_NONE 0 |
712 | # define PROT_NONE 0 |
759 | # define PROT_WRITE 0 |
713 | # define PROT_WRITE 0 |
760 | # define MAP_PRIVATE 0 |
714 | # define MAP_PRIVATE 0 |
761 | # define MAP_SHARED 0 |
715 | # define MAP_SHARED 0 |
762 | # define MAP_FIXED 0 |
716 | # define MAP_FIXED 0 |
763 | #endif |
717 | #endif |
764 | |
718 | |
765 | #define MMAP_MAGIC PERL_MAGIC_ext |
719 | #define MMAP_MAGIC PERL_MAGIC_ext |
766 | |
720 | |
|
|
721 | static int ecb_cold |
767 | static int mmap_free (pTHX_ SV *sv, MAGIC *mg) |
722 | mmap_free (pTHX_ SV *sv, MAGIC *mg) |
768 | { |
723 | { |
769 | int old_errno = errno; |
724 | int old_errno = errno; |
770 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
725 | munmap (mg->mg_ptr, (size_t)mg->mg_obj); |
771 | errno = old_errno; |
726 | errno = old_errno; |
772 | |
727 | |
… | |
… | |
788 | 0, 0, 0, 0, mmap_free |
743 | 0, 0, 0, 0, mmap_free |
789 | }; |
744 | }; |
790 | |
745 | |
791 | /*****************************************************************************/ |
746 | /*****************************************************************************/ |
792 | |
747 | |
|
|
748 | static SV * |
793 | static SV * get_cb (SV *cb_sv) |
749 | get_cb (SV *cb_sv) |
794 | { |
750 | { |
795 | SvGETMAGIC (cb_sv); |
751 | SvGETMAGIC (cb_sv); |
796 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
752 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
797 | } |
753 | } |
798 | |
754 | |
|
|
755 | static aio_req ecb_noinline |
|
|
756 | dreq (SV *callback) |
|
|
757 | { |
|
|
758 | SV *cb_cv; |
|
|
759 | aio_req req; |
|
|
760 | int req_pri = next_pri; |
|
|
761 | next_pri = EIO_PRI_DEFAULT; |
|
|
762 | |
|
|
763 | cb_cv = get_cb (callback); |
|
|
764 | |
|
|
765 | req = calloc (sizeof (*req), 1); |
|
|
766 | if (!req) |
|
|
767 | croak ("out of memory during eio_req allocation"); |
|
|
768 | |
|
|
769 | req->callback = SvREFCNT_inc (cb_cv); |
|
|
770 | req->pri = req_pri; |
|
|
771 | |
|
|
772 | return req; |
|
|
773 | } |
|
|
774 | |
799 | #define dREQ \ |
775 | #define dREQ \ |
800 | SV *cb_cv; \ |
776 | aio_req req = dreq (callback); \ |
801 | aio_req req; \ |
|
|
802 | int req_pri = next_pri; \ |
|
|
803 | next_pri = EIO_PRI_DEFAULT; \ |
|
|
804 | \ |
|
|
805 | cb_cv = get_cb (callback); \ |
|
|
806 | \ |
|
|
807 | Newz (0, req, 1, eio_req); \ |
|
|
808 | if (!req) \ |
|
|
809 | croak ("out of memory during eio_req allocation"); \ |
|
|
810 | \ |
|
|
811 | req->callback = SvREFCNT_inc (cb_cv); \ |
|
|
812 | req->pri = req_pri |
|
|
813 | |
777 | |
814 | #define REQ_SEND \ |
778 | #define REQ_SEND \ |
815 | PUTBACK; \ |
779 | PUTBACK; \ |
816 | req_submit (req); \ |
780 | req_submit (req); \ |
817 | SPAGAIN; \ |
781 | SPAGAIN; \ |
818 | \ |
782 | \ |
819 | if (GIMME_V != G_VOID) \ |
783 | if (GIMME_V != G_VOID) \ |
820 | XPUSHs (req_sv (req, aio_req_stash)); |
784 | XPUSHs (req_sv (req, aio_req_stash)); |
821 | |
785 | |
822 | static void |
786 | ecb_inline void |
823 | req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr) |
787 | req_set_path (aio_req req, SV *path, SV **wdsv, SV **pathsv, eio_wd *wd, void **ptr) |
824 | { |
788 | { |
825 | if (expect_false (SvROK (path))) |
789 | if (expect_false (SvROK (path))) |
826 | { |
790 | { |
827 | AV *av = (AV *)SvRV (path); |
791 | SV *rv = SvRV (path); |
828 | SV *wdob; |
792 | SV *wdob; |
829 | |
793 | |
830 | if (SvTYPE (av) != SVt_PVAV || AvFILLp (av) != 1) |
794 | if (SvTYPE (rv) == SVt_PVAV && AvFILLp (rv) == 1) |
831 | croak ("IO::AIO: pathname arguments must be specified as strings or [wd, path] arrayrefs"); |
|
|
832 | |
|
|
833 | path = AvARRAY (av)[1]; |
|
|
834 | wdob = AvARRAY (av)[0]; |
|
|
835 | |
|
|
836 | if (SvOK (wdob)) |
|
|
837 | { |
795 | { |
|
|
796 | path = AvARRAY (rv)[1]; |
|
|
797 | wdob = AvARRAY (rv)[0]; |
|
|
798 | |
|
|
799 | if (SvOK (wdob)) |
|
|
800 | { |
838 | *wd = SvAIO_WD (wdob); |
801 | *wd = SvAIO_WD (wdob); |
839 | *wdsv = SvREFCNT_inc_NN (SvRV (wdob)); |
802 | *wdsv = SvREFCNT_inc_NN (SvRV (wdob)); |
|
|
803 | } |
|
|
804 | else |
|
|
805 | *wd = EIO_INVALID_WD; |
|
|
806 | } |
|
|
807 | else if (SvTYPE (rv) == SVt_PVMG && SvSTASH (rv) == aio_wd_stash) |
|
|
808 | { |
|
|
809 | *wd = (aio_wd)(long)SvIVX (rv); |
|
|
810 | *wdsv = SvREFCNT_inc_NN (rv); |
|
|
811 | *ptr = "."; |
|
|
812 | return; /* path set to "." */ |
840 | } |
813 | } |
841 | else |
814 | else |
842 | *wd = EIO_INVALID_WD; |
815 | croak ("IO::AIO: pathname arguments must be specified as a string, an IO::AIO::WD object or a [IO::AIO::WD, path] pair"); |
843 | } |
816 | } |
844 | |
817 | |
845 | *pathsv = newSVsv (path); |
818 | *pathsv = newSVsv (path); |
846 | *ptr = SvPVbyte_nolen (*pathsv); |
819 | *ptr = SvPVbyte_nolen (*pathsv); |
847 | } |
820 | } |
848 | |
821 | |
849 | static void |
822 | static void ecb_noinline |
850 | req_set_path1 (aio_req req, SV *path) |
823 | req_set_path1 (aio_req req, SV *path) |
851 | { |
824 | { |
852 | req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1); |
825 | req_set_path (req, path, &req->sv1, &req->sv3, &req->wd, &req->ptr1); |
853 | } |
826 | } |
854 | |
827 | |
855 | static void |
828 | static void ecb_noinline |
856 | req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path) |
829 | req_set_fh_or_path (aio_req req, int type_path, int type_fh, SV *fh_or_path) |
857 | { |
830 | { |
858 | SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path; |
831 | SV *rv = SvROK (fh_or_path) ? SvRV (fh_or_path) : fh_or_path; |
859 | |
832 | |
860 | switch (SvTYPE (rv)) |
833 | switch (SvTYPE (rv)) |
… | |
… | |
870 | default: |
843 | default: |
871 | req->type = type_path; |
844 | req->type = type_path; |
872 | req_set_path1 (req, fh_or_path); |
845 | req_set_path1 (req, fh_or_path); |
873 | break; |
846 | break; |
874 | } |
847 | } |
875 | |
|
|
876 | } |
848 | } |
|
|
849 | |
|
|
850 | XS(boot_IO__AIO) ecb_cold; |
877 | |
851 | |
878 | MODULE = IO::AIO PACKAGE = IO::AIO |
852 | MODULE = IO::AIO PACKAGE = IO::AIO |
879 | |
853 | |
880 | PROTOTYPES: ENABLE |
854 | PROTOTYPES: ENABLE |
881 | |
855 | |
… | |
… | |
886 | IV iv; |
860 | IV iv; |
887 | } *civ, const_iv[] = { |
861 | } *civ, const_iv[] = { |
888 | # define const_niv(name, value) { # name, (IV) value }, |
862 | # define const_niv(name, value) { # name, (IV) value }, |
889 | # define const_iv(name) { # name, (IV) name }, |
863 | # define const_iv(name) { # name, (IV) name }, |
890 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
864 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
|
|
865 | |
|
|
866 | /* you have to re-run ./gendef0 after adding/Removing any constants here */ |
|
|
867 | |
|
|
868 | const_iv (ENOSYS) |
891 | const_iv (EXDEV) |
869 | const_iv (EXDEV) |
892 | const_iv (ENOSYS) |
870 | const_iv (EBADR) |
|
|
871 | |
893 | const_iv (O_RDONLY) |
872 | const_iv (O_RDONLY) |
894 | const_iv (O_WRONLY) |
873 | const_iv (O_WRONLY) |
895 | const_iv (O_RDWR) |
874 | const_iv (O_RDWR) |
896 | const_iv (O_CREAT) |
875 | const_iv (O_CREAT) |
897 | const_iv (O_TRUNC) |
876 | const_iv (O_TRUNC) |
… | |
… | |
965 | const_iv (MAP_LOCKED) |
944 | const_iv (MAP_LOCKED) |
966 | const_iv (MAP_NORESERVE) |
945 | const_iv (MAP_NORESERVE) |
967 | const_iv (MAP_POPULATE) |
946 | const_iv (MAP_POPULATE) |
968 | const_iv (MAP_NONBLOCK) |
947 | const_iv (MAP_NONBLOCK) |
969 | |
948 | |
|
|
949 | const_iv (FIEMAP_FLAG_SYNC) |
|
|
950 | const_iv (FIEMAP_FLAG_XATTR) |
|
|
951 | const_iv (FIEMAP_FLAGS_COMPAT) |
|
|
952 | const_iv (FIEMAP_EXTENT_LAST) |
|
|
953 | const_iv (FIEMAP_EXTENT_UNKNOWN) |
|
|
954 | const_iv (FIEMAP_EXTENT_DELALLOC) |
|
|
955 | const_iv (FIEMAP_EXTENT_ENCODED) |
|
|
956 | const_iv (FIEMAP_EXTENT_DATA_ENCRYPTED) |
|
|
957 | const_iv (FIEMAP_EXTENT_NOT_ALIGNED) |
|
|
958 | const_iv (FIEMAP_EXTENT_DATA_INLINE) |
|
|
959 | const_iv (FIEMAP_EXTENT_DATA_TAIL) |
|
|
960 | const_iv (FIEMAP_EXTENT_UNWRITTEN) |
|
|
961 | const_iv (FIEMAP_EXTENT_MERGED) |
|
|
962 | const_iv (FIEMAP_EXTENT_SHARED) |
|
|
963 | |
|
|
964 | const_iv (SPLICE_F_MOVE) |
|
|
965 | const_iv (SPLICE_F_NONBLOCK) |
|
|
966 | const_iv (SPLICE_F_MORE) |
|
|
967 | const_iv (SPLICE_F_GIFT) |
|
|
968 | |
|
|
969 | const_iv (SEEK_DATA) |
|
|
970 | const_iv (SEEK_HOLE) |
|
|
971 | |
|
|
972 | /* libeio constants */ |
|
|
973 | const_eio (SEEK_SET) |
|
|
974 | const_eio (SEEK_CUR) |
|
|
975 | const_eio (SEEK_END) |
|
|
976 | |
970 | const_eio (MCL_FUTURE) |
977 | const_eio (MCL_FUTURE) |
971 | const_eio (MCL_CURRENT) |
978 | const_eio (MCL_CURRENT) |
972 | |
979 | |
973 | const_eio (MS_ASYNC) |
980 | const_eio (MS_ASYNC) |
974 | const_eio (MS_INVALIDATE) |
981 | const_eio (MS_INVALIDATE) |
… | |
… | |
979 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
986 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
980 | const_eio (SYNC_FILE_RANGE_WRITE) |
987 | const_eio (SYNC_FILE_RANGE_WRITE) |
981 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
988 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
982 | |
989 | |
983 | const_eio (FALLOC_FL_KEEP_SIZE) |
990 | const_eio (FALLOC_FL_KEEP_SIZE) |
|
|
991 | const_eio (FALLOC_FL_PUNCH_HOLE) |
984 | |
992 | |
985 | const_eio (READDIR_DENTS) |
993 | const_eio (READDIR_DENTS) |
986 | const_eio (READDIR_DIRS_FIRST) |
994 | const_eio (READDIR_DIRS_FIRST) |
987 | const_eio (READDIR_STAT_ORDER) |
995 | const_eio (READDIR_STAT_ORDER) |
988 | const_eio (READDIR_FOUND_UNKNOWN) |
996 | const_eio (READDIR_FOUND_UNKNOWN) |
… | |
… | |
1096 | |
1104 | |
1097 | req->type = ix; |
1105 | req->type = ix; |
1098 | req->sv1 = newSVsv (fh); |
1106 | req->sv1 = newSVsv (fh); |
1099 | req->int1 = fd; |
1107 | req->int1 = fd; |
1100 | |
1108 | |
1101 | REQ_SEND (req); |
1109 | REQ_SEND; |
1102 | } |
1110 | } |
1103 | |
1111 | |
1104 | void |
1112 | void |
1105 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
1113 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
1106 | PPCODE: |
1114 | PPCODE: |
… | |
… | |
1113 | req->int1 = fd; |
1121 | req->int1 = fd; |
1114 | req->offs = offset; |
1122 | req->offs = offset; |
1115 | req->size = nbytes; |
1123 | req->size = nbytes; |
1116 | req->int2 = flags; |
1124 | req->int2 = flags; |
1117 | |
1125 | |
1118 | REQ_SEND (req); |
1126 | REQ_SEND; |
1119 | } |
1127 | } |
1120 | |
1128 | |
1121 | void |
1129 | void |
1122 | aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) |
1130 | aio_fallocate (SV *fh, int mode, off_t offset, size_t len, SV *callback=&PL_sv_undef) |
1123 | PPCODE: |
1131 | PPCODE: |
… | |
… | |
1130 | req->int1 = fd; |
1138 | req->int1 = fd; |
1131 | req->int2 = mode; |
1139 | req->int2 = mode; |
1132 | req->offs = offset; |
1140 | req->offs = offset; |
1133 | req->size = len; |
1141 | req->size = len; |
1134 | |
1142 | |
1135 | REQ_SEND (req); |
1143 | REQ_SEND; |
1136 | } |
1144 | } |
1137 | |
1145 | |
1138 | void |
1146 | void |
1139 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
1147 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
1140 | PPCODE: |
1148 | PPCODE: |
… | |
… | |
1164 | req->type = EIO_DUP2; |
1172 | req->type = EIO_DUP2; |
1165 | req->int1 = close_fd; |
1173 | req->int1 = close_fd; |
1166 | req->sv2 = newSVsv (fh); |
1174 | req->sv2 = newSVsv (fh); |
1167 | req->int2 = fd; |
1175 | req->int2 = fd; |
1168 | |
1176 | |
1169 | REQ_SEND (req); |
1177 | REQ_SEND; |
|
|
1178 | } |
|
|
1179 | |
|
|
1180 | void |
|
|
1181 | aio_seek (SV *fh, SV *offset, int whence, SV *callback=&PL_sv_undef) |
|
|
1182 | PPCODE: |
|
|
1183 | { |
|
|
1184 | int fd = s_fileno_croak (fh, 0); |
|
|
1185 | dREQ; |
|
|
1186 | |
|
|
1187 | req->type = EIO_SEEK; |
|
|
1188 | req->sv1 = newSVsv (fh); |
|
|
1189 | req->int1 = fd; |
|
|
1190 | req->offs = SvVAL64 (offset); |
|
|
1191 | req->int2 = whence; |
|
|
1192 | |
|
|
1193 | REQ_SEND; |
1170 | } |
1194 | } |
1171 | |
1195 | |
1172 | void |
1196 | void |
1173 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
1197 | aio_read (SV *fh, SV *offset, SV *length, SV8 *data, IV dataoffset, SV *callback=&PL_sv_undef) |
1174 | ALIAS: |
1198 | ALIAS: |
… | |
… | |
1195 | } |
1219 | } |
1196 | else |
1220 | else |
1197 | { |
1221 | { |
1198 | /* read: check type and grow scalar as necessary */ |
1222 | /* read: check type and grow scalar as necessary */ |
1199 | SvUPGRADE (data, SVt_PV); |
1223 | SvUPGRADE (data, SVt_PV); |
|
|
1224 | if (SvLEN (data) >= SvCUR (data)) |
1200 | svptr = SvGROW (data, len + dataoffset + 1); |
1225 | svptr = SvGROW (data, len + dataoffset + 1); |
|
|
1226 | else if (SvCUR (data) < len + dataoffset) |
|
|
1227 | croak ("length + dataoffset outside of scalar, and cannot grow"); |
1201 | } |
1228 | } |
1202 | |
1229 | |
1203 | { |
1230 | { |
1204 | dREQ; |
1231 | dREQ; |
1205 | |
1232 | |
… | |
… | |
1280 | aio_statvfs = EIO_STATVFS |
1307 | aio_statvfs = EIO_STATVFS |
1281 | PPCODE: |
1308 | PPCODE: |
1282 | { |
1309 | { |
1283 | dREQ; |
1310 | dREQ; |
1284 | |
1311 | |
1285 | req->sv1 = newSVsv (fh_or_path); |
|
|
1286 | req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); |
1312 | req_set_fh_or_path (req, ix, ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT, fh_or_path); |
|
|
1313 | |
1287 | REQ_SEND; |
1314 | REQ_SEND; |
1288 | } |
1315 | } |
1289 | |
1316 | |
1290 | UV |
1317 | UV |
1291 | major (UV dev) |
1318 | major (UV dev) |
… | |
… | |
1405 | aio_link = EIO_LINK |
1432 | aio_link = EIO_LINK |
1406 | aio_symlink = EIO_SYMLINK |
1433 | aio_symlink = EIO_SYMLINK |
1407 | aio_rename = EIO_RENAME |
1434 | aio_rename = EIO_RENAME |
1408 | PPCODE: |
1435 | PPCODE: |
1409 | { |
1436 | { |
|
|
1437 | eio_wd wd2 = 0; |
1410 | dREQ; |
1438 | dREQ; |
1411 | eio_wd wd2 = 0; |
|
|
1412 | |
1439 | |
1413 | req->type = ix; |
1440 | req->type = ix; |
1414 | req_set_path1 (req, oldpath); |
1441 | req_set_path1 (req, oldpath); |
1415 | req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
1442 | req_set_path (req, newpath, &req->sv2, &req->sv4, &wd2, &req->ptr2); |
1416 | req->int3 = (long)wd2; |
1443 | req->int3 = (long)wd2; |
… | |
… | |
1502 | |
1529 | |
1503 | req->type = EIO_MLOCKALL; |
1530 | req->type = EIO_MLOCKALL; |
1504 | req->int1 = flags; |
1531 | req->int1 = flags; |
1505 | |
1532 | |
1506 | REQ_SEND; |
1533 | REQ_SEND; |
|
|
1534 | } |
|
|
1535 | |
|
|
1536 | void |
|
|
1537 | aio_fiemap (SV *fh, off_t start, SV *length, U32 flags, SV *count, SV *callback=&PL_sv_undef) |
|
|
1538 | PPCODE: |
|
|
1539 | { |
|
|
1540 | int fd = s_fileno_croak (fh, 0); |
|
|
1541 | dREQ; |
|
|
1542 | |
|
|
1543 | req->type = EIO_CUSTOM; |
|
|
1544 | req->sv1 = newSVsv (fh); |
|
|
1545 | req->int1 = fd; |
|
|
1546 | |
|
|
1547 | req->feed = fiemap; |
|
|
1548 | #if HAVE_FIEMAP |
|
|
1549 | /* keep our fingers crossed that the next two types are 64 bit */ |
|
|
1550 | req->offs = start; |
|
|
1551 | req->size = SvOK (length) ? SvVAL64 (length) : ~0ULL; |
|
|
1552 | req->int2 = flags; |
|
|
1553 | req->int3 = SvOK (count) ? SvIV (count) : -1; |
|
|
1554 | #endif |
|
|
1555 | |
|
|
1556 | REQ_SEND; |
1507 | } |
1557 | } |
1508 | |
1558 | |
1509 | void |
1559 | void |
1510 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1560 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1511 | PPCODE: |
1561 | PPCODE: |
… | |
… | |
1643 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
1693 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
1644 | OUTPUT: |
1694 | OUTPUT: |
1645 | RETVAL |
1695 | RETVAL |
1646 | |
1696 | |
1647 | void |
1697 | void |
1648 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh, off_t offset = 0) |
1698 | mmap (SV *scalar, size_t length, int prot, int flags, SV *fh = &PL_sv_undef, off_t offset = 0) |
1649 | PPCODE: |
1699 | PPCODE: |
1650 | sv_unmagic (scalar, MMAP_MAGIC); |
1700 | sv_unmagic (scalar, MMAP_MAGIC); |
1651 | { |
1701 | { |
1652 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
1702 | int fd = SvOK (fh) ? s_fileno_croak (fh, flags & PROT_WRITE) : -1; |
1653 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
1703 | void *addr = (void *)mmap (0, length, prot, flags, fd, offset); |
… | |
… | |
1686 | ALIAS: |
1736 | ALIAS: |
1687 | mprotect = 1 |
1737 | mprotect = 1 |
1688 | CODE: |
1738 | CODE: |
1689 | { |
1739 | { |
1690 | STRLEN svlen; |
1740 | STRLEN svlen; |
1691 | void *addr = SvPVbyte (scalar, svlen); |
1741 | void *addr = SvPVbyte (scalar, svlen); |
1692 | size_t len = SvUV (length); |
1742 | size_t len = SvUV (length); |
1693 | |
1743 | |
1694 | if (offset < 0) |
1744 | if (offset < 0) |
1695 | offset += svlen; |
1745 | offset += svlen; |
1696 | |
1746 | |
… | |
… | |
1732 | addr = (void *)(((intptr_t)addr) + offset); |
1782 | addr = (void *)(((intptr_t)addr) + offset); |
1733 | eio_page_align (&addr, &len); |
1783 | eio_page_align (&addr, &len); |
1734 | #if _POSIX_MEMLOCK_RANGE |
1784 | #if _POSIX_MEMLOCK_RANGE |
1735 | RETVAL = munlock (addr, len); |
1785 | RETVAL = munlock (addr, len); |
1736 | #else |
1786 | #else |
1737 | RETVAL = ((errno = ENOSYS), -1); |
1787 | RETVAL = EIO_ENOSYS (); |
1738 | #endif |
1788 | #endif |
1739 | } |
1789 | } |
1740 | OUTPUT: |
1790 | OUTPUT: |
1741 | RETVAL |
1791 | RETVAL |
1742 | |
1792 | |
… | |
… | |
1744 | munlockall () |
1794 | munlockall () |
1745 | CODE: |
1795 | CODE: |
1746 | #if _POSIX_MEMLOCK |
1796 | #if _POSIX_MEMLOCK |
1747 | munlockall (); |
1797 | munlockall (); |
1748 | #else |
1798 | #else |
1749 | RETVAL = -1; |
1799 | RETVAL = EIO_ENOSYS (); |
1750 | errno = ENOSYS; |
|
|
1751 | #endif |
1800 | #endif |
1752 | OUTPUT: |
1801 | OUTPUT: |
|
|
1802 | RETVAL |
|
|
1803 | |
|
|
1804 | int |
|
|
1805 | splice (aio_rfd rfh, SV *off_in, aio_wfd wfh, SV *off_out, size_t length, unsigned int flags) |
|
|
1806 | CODE: |
|
|
1807 | { |
|
|
1808 | #if HAVE_LINUX_SPLICE |
|
|
1809 | loff_t off_in_, off_out_; |
|
|
1810 | RETVAL = splice ( |
|
|
1811 | rfh, SvOK (off_in ) ? (off_in_ = SvVAL64 (off_in )), &off_in_ : 0, |
|
|
1812 | wfh, SvOK (off_out) ? (off_out_ = SvVAL64 (off_out)), &off_out_ : 0, |
|
|
1813 | length, flags |
|
|
1814 | ); |
|
|
1815 | #else |
|
|
1816 | RETVAL = EIO_ENOSYS (); |
|
|
1817 | #endif |
|
|
1818 | } |
|
|
1819 | OUTPUT: |
|
|
1820 | RETVAL |
|
|
1821 | |
|
|
1822 | int |
|
|
1823 | tee (aio_rfd rfh, aio_wfd wfh, size_t length, unsigned int flags) |
|
|
1824 | CODE: |
|
|
1825 | #if HAVE_LINUX_SPLICE |
|
|
1826 | RETVAL = tee (rfh, wfh, length, flags); |
|
|
1827 | #else |
|
|
1828 | RETVAL = EIO_ENOSYS (); |
|
|
1829 | #endif |
|
|
1830 | OUTPUT: |
1753 | RETVAL |
1831 | RETVAL |
1754 | |
1832 | |
1755 | void _on_next_submit (SV *cb) |
1833 | void _on_next_submit (SV *cb) |
1756 | CODE: |
1834 | CODE: |
1757 | SvREFCNT_dec (on_next_submit); |
1835 | SvREFCNT_dec (on_next_submit); |
… | |
… | |
1771 | DESTROY (SV *self) |
1849 | DESTROY (SV *self) |
1772 | CODE: |
1850 | CODE: |
1773 | { |
1851 | { |
1774 | aio_wd wd = SvAIO_WD (self); |
1852 | aio_wd wd = SvAIO_WD (self); |
1775 | #if HAVE_AT |
1853 | #if HAVE_AT |
|
|
1854 | { |
1776 | SV *callback = &PL_sv_undef; |
1855 | SV *callback = &PL_sv_undef; |
1777 | dREQ; /* clobbers next_pri :/ */ |
1856 | dREQ; /* clobbers next_pri :/ */ |
|
|
1857 | next_pri = req->pri; /* restore next_pri */ |
|
|
1858 | req->pri = EIO_PRI_MAX; /* better use max. priority to conserve fds */ |
1778 | req->type = EIO_WD_CLOSE; |
1859 | req->type = EIO_WD_CLOSE; |
1779 | req->wd = wd; |
1860 | req->wd = wd; |
1780 | REQ_SEND; |
1861 | REQ_SEND; |
|
|
1862 | } |
1781 | #else |
1863 | #else |
1782 | eio_wd_close_sync (wd); |
1864 | eio_wd_close_sync (wd); |
1783 | #endif |
1865 | #endif |
1784 | } |
1866 | } |
1785 | |
1867 | |