| … | |
… | |
| 3 | #include <errno.h> |
3 | #include <errno.h> |
| 4 | |
4 | |
| 5 | #include "EXTERN.h" |
5 | #include "EXTERN.h" |
| 6 | #include "perl.h" |
6 | #include "perl.h" |
| 7 | #include "XSUB.h" |
7 | #include "XSUB.h" |
|
|
8 | |
|
|
9 | #include "schmorp.h" |
| 8 | |
10 | |
| 9 | #include <stddef.h> |
11 | #include <stddef.h> |
| 10 | #include <stdlib.h> |
12 | #include <stdlib.h> |
| 11 | #include <errno.h> |
13 | #include <errno.h> |
| 12 | #include <sys/types.h> |
14 | #include <sys/types.h> |
| 13 | #include <sys/stat.h> |
15 | #include <sys/stat.h> |
|
|
16 | #include <sys/statvfs.h> |
| 14 | #include <limits.h> |
17 | #include <limits.h> |
| 15 | #include <fcntl.h> |
18 | #include <fcntl.h> |
| 16 | #include <sched.h> |
19 | #include <sched.h> |
| 17 | |
20 | |
| 18 | /* perl namespace pollution */ |
21 | /* perl namespace pollution */ |
| … | |
… | |
| 75 | |
78 | |
| 76 | #define EIO_STRUCT_STAT Stat_t |
79 | #define EIO_STRUCT_STAT Stat_t |
| 77 | |
80 | |
| 78 | /* use NV for 32 bit perls as it allows larger offsets */ |
81 | /* use NV for 32 bit perls as it allows larger offsets */ |
| 79 | #if IVSIZE >= 8 |
82 | #if IVSIZE >= 8 |
|
|
83 | # define VAL64 IV |
| 80 | # define SvVAL64 SvIV |
84 | # define SvVAL64 SvIV |
|
|
85 | # define newSVval64 newSViv |
| 81 | #else |
86 | #else |
|
|
87 | # define VAL64 NV |
| 82 | # define SvVAL64 SvNV |
88 | # define SvVAL64 SvNV |
|
|
89 | # define newSVval64 newSVnv |
| 83 | #endif |
90 | #endif |
| 84 | |
91 | |
| 85 | /*****************************************************************************/ |
92 | /*****************************************************************************/ |
| 86 | |
93 | |
| 87 | #if __GNUC__ >= 3 |
94 | #if __GNUC__ >= 3 |
| … | |
… | |
| 93 | #define expect_false(expr) expect ((expr) != 0, 0) |
100 | #define expect_false(expr) expect ((expr) != 0, 0) |
| 94 | #define expect_true(expr) expect ((expr) != 0, 1) |
101 | #define expect_true(expr) expect ((expr) != 0, 1) |
| 95 | |
102 | |
| 96 | /*****************************************************************************/ |
103 | /*****************************************************************************/ |
| 97 | |
104 | |
| 98 | static HV *stash; |
|
|
| 99 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
105 | typedef SV SV8; /* byte-sv, used for argument-checking */ |
|
|
106 | typedef int aio_rfd; /* read file desriptor */ |
|
|
107 | typedef int aio_wfd; /* write file descriptor */ |
| 100 | |
108 | |
| 101 | #define AIO_REQ_KLASS "IO::AIO::REQ" |
109 | static HV *aio_stash, *aio_req_stash, *aio_grp_stash; |
| 102 | #define AIO_GRP_KLASS "IO::AIO::GRP" |
|
|
| 103 | |
110 | |
| 104 | #define EIO_REQ_MEMBERS \ |
111 | #define EIO_REQ_MEMBERS \ |
| 105 | SV *callback; \ |
112 | SV *callback; \ |
| 106 | SV *sv1, *sv2; \ |
113 | SV *sv1, *sv2; \ |
| 107 | STRLEN stroffset; \ |
114 | STRLEN stroffset; \ |
| … | |
… | |
| 109 | |
116 | |
| 110 | #define EIO_NO_WRAPPERS 1 |
117 | #define EIO_NO_WRAPPERS 1 |
| 111 | |
118 | |
| 112 | #include "libeio/eio.h" |
119 | #include "libeio/eio.h" |
| 113 | |
120 | |
|
|
121 | #ifndef POSIX_FADV_NORMAL |
|
|
122 | # define POSIX_FADV_NORMAL 0 |
|
|
123 | # define NO_FADVISE 1 |
|
|
124 | #endif |
|
|
125 | |
|
|
126 | #ifndef POSIX_FADV_SEQUENTIAL |
|
|
127 | # define POSIX_FADV_SEQUENTIAL 0 |
|
|
128 | #endif |
|
|
129 | |
|
|
130 | #ifndef POSIX_FADV_RANDOM |
|
|
131 | # define POSIX_FADV_RANDOM 0 |
|
|
132 | #endif |
|
|
133 | |
|
|
134 | #ifndef POSIX_FADV_NOREUSE |
|
|
135 | # define POSIX_FADV_NOREUSE 0 |
|
|
136 | #endif |
|
|
137 | |
|
|
138 | #ifndef POSIX_FADV_WILLNEED |
|
|
139 | # define POSIX_FADV_WILLNEED 0 |
|
|
140 | #endif |
|
|
141 | |
|
|
142 | #ifndef POSIX_FADV_DONTNEED |
|
|
143 | # define POSIX_FADV_DONTNEED 0 |
|
|
144 | #endif |
|
|
145 | |
|
|
146 | #ifndef ST_NODEV |
|
|
147 | # define ST_NODEV 0 |
|
|
148 | #endif |
|
|
149 | |
|
|
150 | #ifndef ST_NOEXEC |
|
|
151 | # define ST_NOEXEC 0 |
|
|
152 | #endif |
|
|
153 | |
|
|
154 | #ifndef ST_SYNCHRONOUS |
|
|
155 | # define ST_SYNCHRONOUS 0 |
|
|
156 | #endif |
|
|
157 | |
|
|
158 | #ifndef ST_MANDLOCK |
|
|
159 | # define ST_MANDLOCK 0 |
|
|
160 | #endif |
|
|
161 | |
|
|
162 | #ifndef ST_WRITE |
|
|
163 | # define ST_WRITE 0 |
|
|
164 | #endif |
|
|
165 | |
|
|
166 | #ifndef ST_APPEND |
|
|
167 | # define ST_APPEND 0 |
|
|
168 | #endif |
|
|
169 | |
|
|
170 | #ifndef ST_IMMUTABLE |
|
|
171 | # define ST_IMMUTABLE 0 |
|
|
172 | #endif |
|
|
173 | |
|
|
174 | #ifndef ST_NOATIME |
|
|
175 | # define ST_NOATIME 0 |
|
|
176 | #endif |
|
|
177 | |
|
|
178 | #ifndef ST_NODIRATIME |
|
|
179 | # define ST_NODIRATIME 0 |
|
|
180 | #endif |
|
|
181 | |
|
|
182 | #ifndef ST_RELATIME |
|
|
183 | # define ST_RELATIME 0 |
|
|
184 | #endif |
|
|
185 | |
| 114 | static int req_invoke (eio_req *req); |
186 | static int req_invoke (eio_req *req); |
| 115 | #define EIO_FINISH(req) req_invoke (req) |
187 | #define EIO_FINISH(req) req_invoke (req) |
| 116 | static void req_destroy (eio_req *grp); |
188 | static void req_destroy (eio_req *grp); |
| 117 | #define EIO_DESTROY(req) req_destroy (req) |
189 | #define EIO_DESTROY(req) req_destroy (req) |
| 118 | |
190 | |
| … | |
… | |
| 127 | |
199 | |
| 128 | static SV *on_next_submit; |
200 | static SV *on_next_submit; |
| 129 | static int next_pri = EIO_PRI_DEFAULT; |
201 | static int next_pri = EIO_PRI_DEFAULT; |
| 130 | static int max_outstanding; |
202 | static int max_outstanding; |
| 131 | |
203 | |
| 132 | static int respipe_osf [2], respipe [2] = { -1, -1 }; |
204 | static s_epipe respipe; |
| 133 | |
205 | |
| 134 | static void req_destroy (aio_req req); |
206 | static void req_destroy (aio_req req); |
| 135 | static void req_cancel (aio_req req); |
207 | static void req_cancel (aio_req req); |
| 136 | |
208 | |
| 137 | static void want_poll (void) |
209 | static void want_poll (void) |
| 138 | { |
210 | { |
| 139 | /* write a dummy byte to the pipe so fh becomes ready */ |
211 | /* write a dummy byte to the pipe so fh becomes ready */ |
| 140 | respipe_write (respipe_osf [1], (const void *)&respipe_osf, 1); |
212 | s_epipe_signal (&respipe); |
| 141 | } |
213 | } |
| 142 | |
214 | |
| 143 | static void done_poll (void) |
215 | static void done_poll (void) |
| 144 | { |
216 | { |
| 145 | /* read any signals sent by the worker threads */ |
217 | /* read any signals sent by the worker threads */ |
| 146 | char buf [4]; |
218 | s_epipe_drain (&respipe); |
| 147 | while (respipe_read (respipe [0], buf, 4) == 4) |
|
|
| 148 | ; |
|
|
| 149 | } |
219 | } |
| 150 | |
220 | |
| 151 | /* must be called at most once */ |
221 | /* must be called at most once */ |
| 152 | static SV *req_sv (aio_req req, const char *klass) |
222 | static SV *req_sv (aio_req req, HV *stash) |
| 153 | { |
223 | { |
| 154 | if (!req->self) |
224 | if (!req->self) |
| 155 | { |
225 | { |
| 156 | req->self = (SV *)newHV (); |
226 | req->self = (SV *)newHV (); |
| 157 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
227 | sv_magic (req->self, 0, PERL_MAGIC_ext, (char *)req, 0); |
| 158 | } |
228 | } |
| 159 | |
229 | |
| 160 | return sv_2mortal (sv_bless (newRV_inc (req->self), gv_stashpv (klass, 1))); |
230 | return sv_2mortal (sv_bless (newRV_inc (req->self), stash)); |
| 161 | } |
231 | } |
| 162 | |
232 | |
| 163 | static aio_req SvAIO_REQ (SV *sv) |
233 | static aio_req SvAIO_REQ (SV *sv) |
| 164 | { |
234 | { |
| 165 | MAGIC *mg; |
235 | MAGIC *mg; |
| 166 | |
236 | |
| 167 | if (!sv_derived_from (sv, AIO_REQ_KLASS) || !SvROK (sv)) |
237 | if (!SvROK (sv) |
|
|
238 | || (SvSTASH (SvRV (sv)) != aio_grp_stash |
|
|
239 | && SvSTASH (SvRV (sv)) != aio_req_stash |
|
|
240 | && !sv_derived_from (sv, "IO::AIO::REQ"))) |
| 168 | croak ("object of class " AIO_REQ_KLASS " expected"); |
241 | croak ("object of class IO::AIO::REQ expected"); |
| 169 | |
242 | |
| 170 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
243 | mg = mg_find (SvRV (sv), PERL_MAGIC_ext); |
| 171 | |
244 | |
| 172 | return mg ? (aio_req)mg->mg_ptr : 0; |
245 | return mg ? (aio_req)mg->mg_ptr : 0; |
| 173 | } |
246 | } |
| … | |
… | |
| 179 | dSP; |
252 | dSP; |
| 180 | |
253 | |
| 181 | ENTER; |
254 | ENTER; |
| 182 | SAVETMPS; |
255 | SAVETMPS; |
| 183 | PUSHMARK (SP); |
256 | PUSHMARK (SP); |
| 184 | XPUSHs (req_sv (grp, AIO_GRP_KLASS)); |
257 | XPUSHs (req_sv (grp, aio_grp_stash)); |
| 185 | PUTBACK; |
258 | PUTBACK; |
| 186 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
259 | call_sv (grp->sv2, G_VOID | G_EVAL | G_KEEPERR); |
| 187 | SPAGAIN; |
260 | SPAGAIN; |
| 188 | FREETMPS; |
261 | FREETMPS; |
| 189 | LEAVE; |
262 | LEAVE; |
| … | |
… | |
| 228 | SV *rv = &PL_sv_undef; |
301 | SV *rv = &PL_sv_undef; |
| 229 | |
302 | |
| 230 | if (req->result >= 0) |
303 | if (req->result >= 0) |
| 231 | { |
304 | { |
| 232 | int i; |
305 | int i; |
| 233 | char *buf = req->ptr2; |
306 | char *names = (char *)req->ptr2; |
|
|
307 | eio_dirent *ent = (eio_dirent *)req->ptr1; /* might be 0 */ |
| 234 | AV *av = newAV (); |
308 | AV *av = newAV (); |
| 235 | |
309 | |
| 236 | av_extend (av, req->result - 1); |
310 | av_extend (av, req->result - 1); |
| 237 | |
311 | |
| 238 | for (i = 0; i < req->result; ++i) |
312 | for (i = 0; i < req->result; ++i) |
| 239 | { |
313 | { |
| 240 | SV *sv = newSVpv (buf, 0); |
314 | if (req->int1 & EIO_READDIR_DENTS) |
|
|
315 | { |
|
|
316 | SV *namesv = newSVpvn (names + ent->nameofs, ent->namelen); |
| 241 | |
317 | |
|
|
318 | if (req->int1 & EIO_READDIR_CUSTOM2) |
|
|
319 | { |
|
|
320 | static SV *sv_type [EIO_DT_MAX + 1]; /* type sv cache */ |
|
|
321 | AV *avent = newAV (); |
|
|
322 | |
|
|
323 | av_extend (avent, 2); |
|
|
324 | |
|
|
325 | if (!sv_type [ent->type]) |
|
|
326 | { |
|
|
327 | sv_type [ent->type] = newSViv (ent->type); |
|
|
328 | SvREADONLY_on (sv_type [ent->type]); |
|
|
329 | } |
|
|
330 | |
|
|
331 | av_store (avent, 0, namesv); |
|
|
332 | av_store (avent, 1, SvREFCNT_inc (sv_type [ent->type])); |
|
|
333 | av_store (avent, 2, IVSIZE >= 8 ? newSVuv (ent->inode) : newSVnv (ent->inode)); |
|
|
334 | |
|
|
335 | av_store (av, i, newRV_noinc ((SV *)avent)); |
|
|
336 | } |
|
|
337 | else |
| 242 | av_store (av, i, sv); |
338 | av_store (av, i, namesv); |
|
|
339 | |
|
|
340 | ++ent; |
|
|
341 | } |
|
|
342 | else |
|
|
343 | { |
|
|
344 | SV *name = newSVpv (names, 0); |
|
|
345 | av_store (av, i, name); |
| 243 | buf += SvCUR (sv) + 1; |
346 | names += SvCUR (name) + 1; |
|
|
347 | } |
| 244 | } |
348 | } |
| 245 | |
349 | |
| 246 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
350 | rv = sv_2mortal (newRV_noinc ((SV *)av)); |
| 247 | } |
351 | } |
| 248 | |
352 | |
| 249 | PUSHs (rv); |
353 | PUSHs (rv); |
|
|
354 | |
|
|
355 | if (req->int1 & EIO_READDIR_CUSTOM1) |
|
|
356 | XPUSHs (sv_2mortal (newSViv (req->int1 & ~(EIO_READDIR_CUSTOM1 | EIO_READDIR_CUSTOM2)))); |
| 250 | } |
357 | } |
| 251 | break; |
358 | break; |
| 252 | |
359 | |
| 253 | case EIO_OPEN: |
360 | case EIO_OPEN: |
| 254 | { |
361 | { |
| … | |
… | |
| 260 | GV *gv = (GV *)sv_newmortal (); |
367 | GV *gv = (GV *)sv_newmortal (); |
| 261 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
368 | int flags = req->int1 & (O_RDONLY | O_WRONLY | O_RDWR); |
| 262 | char sym [64]; |
369 | char sym [64]; |
| 263 | int symlen; |
370 | int symlen; |
| 264 | |
371 | |
| 265 | symlen = snprintf (sym, sizeof (sym), "fd#%d", req->result); |
372 | symlen = snprintf (sym, sizeof (sym), "fd#%d", (int)req->result); |
| 266 | gv_init (gv, stash, sym, symlen, 0); |
373 | gv_init (gv, aio_stash, sym, symlen, 0); |
| 267 | |
374 | |
| 268 | symlen = snprintf ( |
375 | symlen = snprintf ( |
| 269 | sym, |
376 | sym, |
| 270 | sizeof (sym), |
377 | sizeof (sym), |
| 271 | "%s&=%d", |
378 | "%s&=%d", |
| 272 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
379 | flags == O_RDONLY ? "<" : flags == O_WRONLY ? ">" : "+<", |
| 273 | req->result |
380 | (int)req->result |
| 274 | ); |
381 | ); |
| 275 | |
382 | |
| 276 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
383 | if (do_open (gv, sym, symlen, 0, 0, 0, 0)) |
| 277 | fh = (SV *)gv; |
384 | fh = (SV *)gv; |
| 278 | } |
385 | } |
| 279 | |
386 | |
| 280 | PUSHs (fh); |
387 | PUSHs (fh); |
| 281 | } |
388 | } |
|
|
389 | break; |
|
|
390 | |
|
|
391 | case EIO_STATVFS: |
|
|
392 | case EIO_FSTATVFS: |
|
|
393 | { |
|
|
394 | SV *rv = &PL_sv_undef; |
|
|
395 | |
|
|
396 | if (req->result >= 0) |
|
|
397 | { |
|
|
398 | EIO_STRUCT_STATVFS *f = EIO_STATVFS_BUF (req); |
|
|
399 | HV *hv = newHV (); |
|
|
400 | |
|
|
401 | rv = sv_2mortal (newRV_noinc (hv)); |
|
|
402 | |
|
|
403 | hv_store (hv, "bsize" , sizeof ("bsize" ) - 1, newSVval64 (f->f_bsize ), 0); |
|
|
404 | hv_store (hv, "frsize" , sizeof ("frsize" ) - 1, newSVval64 (f->f_frsize ), 0); |
|
|
405 | hv_store (hv, "blocks" , sizeof ("blocks" ) - 1, newSVval64 (f->f_blocks ), 0); |
|
|
406 | hv_store (hv, "bfree" , sizeof ("bfree" ) - 1, newSVval64 (f->f_bfree ), 0); |
|
|
407 | hv_store (hv, "bavail" , sizeof ("bavail" ) - 1, newSVval64 (f->f_bavail ), 0); |
|
|
408 | hv_store (hv, "files" , sizeof ("files" ) - 1, newSVval64 (f->f_files ), 0); |
|
|
409 | hv_store (hv, "ffree" , sizeof ("ffree" ) - 1, newSVval64 (f->f_ffree ), 0); |
|
|
410 | hv_store (hv, "favail" , sizeof ("favail" ) - 1, newSVval64 (f->f_favail ), 0); |
|
|
411 | hv_store (hv, "fsid" , sizeof ("fsid" ) - 1, newSVval64 (f->f_fsid ), 0); |
|
|
412 | hv_store (hv, "flag" , sizeof ("flag" ) - 1, newSVval64 (f->f_flag ), 0); |
|
|
413 | hv_store (hv, "namemax", sizeof ("namemax") - 1, newSVval64 (f->f_namemax), 0); |
|
|
414 | } |
|
|
415 | |
|
|
416 | PUSHs (rv); |
|
|
417 | } |
|
|
418 | |
| 282 | break; |
419 | break; |
| 283 | |
420 | |
| 284 | case EIO_GROUP: |
421 | case EIO_GROUP: |
| 285 | req->int1 = 2; /* mark group as finished */ |
422 | req->int1 = 2; /* mark group as finished */ |
| 286 | |
423 | |
| … | |
… | |
| 312 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
449 | PL_statcache = *(EIO_STRUCT_STAT *)(req->ptr2); |
| 313 | PUSHs (sv_2mortal (newSViv (req->result))); |
450 | PUSHs (sv_2mortal (newSViv (req->result))); |
| 314 | break; |
451 | break; |
| 315 | |
452 | |
| 316 | case EIO_READ: |
453 | case EIO_READ: |
|
|
454 | { |
| 317 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
455 | SvCUR_set (req->sv2, req->stroffset + (req->result > 0 ? req->result : 0)); |
| 318 | *SvEND (req->sv2) = 0; |
456 | *SvEND (req->sv2) = 0; |
|
|
457 | SvPOK_only (req->sv2); |
|
|
458 | SvSETMAGIC (req->sv2); |
| 319 | PUSHs (sv_2mortal (newSViv (req->result))); |
459 | PUSHs (sv_2mortal (newSViv (req->result))); |
|
|
460 | } |
| 320 | break; |
461 | break; |
| 321 | |
462 | |
| 322 | case EIO_DUP2: |
463 | case EIO_DUP2: |
| 323 | if (req->result > 0) |
464 | if (req->result > 0) |
| 324 | req->result = 0; |
465 | req->result = 0; |
| … | |
… | |
| 370 | grp->sv2 = 0; |
511 | grp->sv2 = 0; |
| 371 | |
512 | |
| 372 | eio_grp_cancel (grp); |
513 | eio_grp_cancel (grp); |
| 373 | } |
514 | } |
| 374 | |
515 | |
| 375 | #ifdef USE_SOCKETS_AS_HANDLES |
|
|
| 376 | # define TO_SOCKET(x) (win32_get_osfhandle (x)) |
|
|
| 377 | #else |
|
|
| 378 | # define TO_SOCKET(x) (x) |
|
|
| 379 | #endif |
|
|
| 380 | |
|
|
| 381 | static void |
516 | static void |
| 382 | create_respipe (void) |
517 | create_respipe (void) |
| 383 | { |
518 | { |
| 384 | int old_readfd = respipe [0]; |
|
|
| 385 | |
|
|
| 386 | if (respipe [1] >= 0) |
|
|
| 387 | respipe_close (TO_SOCKET (respipe [1])); |
|
|
| 388 | |
|
|
| 389 | #ifdef _WIN32 |
|
|
| 390 | if (PerlSock_socketpair (AF_UNIX, SOCK_STREAM, 0, respipe)) |
|
|
| 391 | #else |
|
|
| 392 | if (pipe (respipe)) |
519 | if (s_epipe_renew (&respipe)) |
| 393 | #endif |
|
|
| 394 | croak ("unable to initialize result pipe"); |
520 | croak ("IO::AIO: unable to initialize result pipe"); |
| 395 | |
|
|
| 396 | if (old_readfd >= 0) |
|
|
| 397 | { |
|
|
| 398 | if (dup2 (TO_SOCKET (respipe [0]), TO_SOCKET (old_readfd)) < 0) |
|
|
| 399 | croak ("unable to initialize result pipe(2)"); |
|
|
| 400 | |
|
|
| 401 | respipe_close (respipe [0]); |
|
|
| 402 | respipe [0] = old_readfd; |
|
|
| 403 | } |
|
|
| 404 | |
|
|
| 405 | #ifdef _WIN32 |
|
|
| 406 | int arg = 1; |
|
|
| 407 | if (ioctlsocket (TO_SOCKET (respipe [0]), FIONBIO, &arg) |
|
|
| 408 | || ioctlsocket (TO_SOCKET (respipe [1]), FIONBIO, &arg)) |
|
|
| 409 | #else |
|
|
| 410 | if (fcntl (respipe [0], F_SETFL, O_NONBLOCK) |
|
|
| 411 | || fcntl (respipe [1], F_SETFL, O_NONBLOCK)) |
|
|
| 412 | #endif |
|
|
| 413 | croak ("unable to initialize result pipe(3)"); |
|
|
| 414 | |
|
|
| 415 | respipe_osf [0] = TO_SOCKET (respipe [0]); |
|
|
| 416 | respipe_osf [1] = TO_SOCKET (respipe [1]); |
|
|
| 417 | } |
521 | } |
| 418 | |
522 | |
| 419 | static void poll_wait (void) |
523 | static void poll_wait (void) |
| 420 | { |
524 | { |
| 421 | fd_set rfd; |
|
|
| 422 | |
|
|
| 423 | while (eio_nreqs ()) |
525 | while (eio_nreqs ()) |
| 424 | { |
526 | { |
| 425 | int size; |
527 | int size; |
| 426 | |
528 | |
| 427 | X_LOCK (reslock); |
529 | X_LOCK (reslock); |
| … | |
… | |
| 431 | if (size) |
533 | if (size) |
| 432 | return; |
534 | return; |
| 433 | |
535 | |
| 434 | etp_maybe_start_thread (); |
536 | etp_maybe_start_thread (); |
| 435 | |
537 | |
| 436 | FD_ZERO (&rfd); |
538 | s_epipe_wait (&respipe); |
| 437 | FD_SET (respipe [0], &rfd); |
|
|
| 438 | |
|
|
| 439 | PerlSock_select (respipe [0] + 1, &rfd, 0, 0, 0); |
|
|
| 440 | } |
539 | } |
| 441 | } |
540 | } |
| 442 | |
541 | |
| 443 | static int poll_cb (void) |
542 | static int poll_cb (void) |
| 444 | { |
543 | { |
| … | |
… | |
| 462 | } |
561 | } |
| 463 | |
562 | |
| 464 | static SV * |
563 | static SV * |
| 465 | get_cb (SV *cb_sv) |
564 | get_cb (SV *cb_sv) |
| 466 | { |
565 | { |
| 467 | HV *st; |
566 | SvGETMAGIC (cb_sv); |
| 468 | GV *gvp; |
567 | return SvOK (cb_sv) ? s_get_cv_croak (cb_sv) : 0; |
| 469 | CV *cv; |
|
|
| 470 | |
|
|
| 471 | if (!SvOK (cb_sv)) |
|
|
| 472 | return 0; |
|
|
| 473 | |
|
|
| 474 | cv = sv_2cv (cb_sv, &st, &gvp, 0); |
|
|
| 475 | |
|
|
| 476 | if (!cv) |
|
|
| 477 | croak ("IO::AIO callback must be undef or a CODE reference"); |
|
|
| 478 | |
|
|
| 479 | return (SV *)cv; |
|
|
| 480 | } |
568 | } |
| 481 | |
569 | |
| 482 | #define dREQ \ |
570 | #define dREQ \ |
| 483 | SV *cb_cv; \ |
571 | SV *cb_cv; \ |
| 484 | aio_req req; \ |
572 | aio_req req; \ |
| … | |
… | |
| 498 | PUTBACK; \ |
586 | PUTBACK; \ |
| 499 | req_submit (req); \ |
587 | req_submit (req); \ |
| 500 | SPAGAIN; \ |
588 | SPAGAIN; \ |
| 501 | \ |
589 | \ |
| 502 | if (GIMME_V != G_VOID) \ |
590 | if (GIMME_V != G_VOID) \ |
| 503 | XPUSHs (req_sv (req, AIO_REQ_KLASS)); |
591 | XPUSHs (req_sv (req, aio_req_stash)); |
| 504 | |
592 | |
| 505 | MODULE = IO::AIO PACKAGE = IO::AIO |
593 | MODULE = IO::AIO PACKAGE = IO::AIO |
| 506 | |
594 | |
| 507 | PROTOTYPES: ENABLE |
595 | PROTOTYPES: ENABLE |
| 508 | |
596 | |
| 509 | BOOT: |
597 | BOOT: |
| 510 | { |
598 | { |
| 511 | stash = gv_stashpv ("IO::AIO", 1); |
599 | static const struct { |
| 512 | |
600 | const char *name; |
| 513 | newCONSTSUB (stash, "EXDEV", newSViv (EXDEV)); |
601 | IV iv; |
| 514 | newCONSTSUB (stash, "O_RDONLY", newSViv (O_RDONLY)); |
602 | } *civ, const_iv[] = { |
| 515 | newCONSTSUB (stash, "O_WRONLY", newSViv (O_WRONLY)); |
603 | # define const_iv(name, value) { # name, (IV) value }, |
| 516 | newCONSTSUB (stash, "O_CREAT", newSViv (O_CREAT)); |
604 | # define const_eio(name) { # name, (IV) EIO_ ## name }, |
| 517 | newCONSTSUB (stash, "O_TRUNC", newSViv (O_TRUNC)); |
605 | const_iv (EXDEV , EXDEV) |
|
|
606 | const_iv (ENOSYS , ENOSYS) |
|
|
607 | const_iv (O_RDONLY, O_RDONLY) |
|
|
608 | const_iv (O_WRONLY, O_WRONLY) |
|
|
609 | const_iv (O_CREAT , O_CREAT) |
|
|
610 | const_iv (O_TRUNC , O_TRUNC) |
| 518 | #ifndef _WIN32 |
611 | #ifndef _WIN32 |
| 519 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
612 | const_iv (S_IFIFO , S_IFIFO) |
| 520 | #endif |
613 | #endif |
| 521 | newCONSTSUB (stash, "S_IFIFO", newSViv (S_IFIFO)); |
614 | const_iv (FADV_NORMAL , POSIX_FADV_NORMAL) |
| 522 | newCONSTSUB (stash, "SYNC_FILE_RANGE_WAIT_BEFORE", newSViv (EIO_SYNC_FILE_RANGE_WAIT_BEFORE)); |
615 | const_iv (FADV_SEQUENTIAL, POSIX_FADV_SEQUENTIAL) |
| 523 | newCONSTSUB (stash, "SYNC_FILE_RANGE_WRITE" , newSViv (EIO_SYNC_FILE_RANGE_WRITE)); |
616 | const_iv (FADV_RANDOM , POSIX_FADV_RANDOM) |
| 524 | newCONSTSUB (stash, "SYNC_FILE_RANGE_WAIT_AFTER" , newSViv (EIO_SYNC_FILE_RANGE_WAIT_AFTER)); |
617 | const_iv (FADV_NOREUSE , POSIX_FADV_NOREUSE) |
|
|
618 | const_iv (FADV_WILLNEED , POSIX_FADV_WILLNEED) |
|
|
619 | const_iv (FADV_DONTNEED , POSIX_FADV_DONTNEED) |
| 525 | |
620 | |
|
|
621 | const_iv (ST_RDONLY , ST_RDONLY) |
|
|
622 | const_iv (ST_NOSUID , ST_NOSUID) |
|
|
623 | const_iv (ST_NODEV , ST_NODEV) |
|
|
624 | const_iv (ST_NOEXEC , ST_NOEXEC) |
|
|
625 | const_iv (ST_SYNCHRONOUS , ST_SYNCHRONOUS) |
|
|
626 | const_iv (ST_MANDLOCK , ST_MANDLOCK) |
|
|
627 | const_iv (ST_WRITE , ST_WRITE) |
|
|
628 | const_iv (ST_APPEND , ST_APPEND) |
|
|
629 | const_iv (ST_IMMUTABLE , ST_IMMUTABLE) |
|
|
630 | const_iv (ST_NOATIME , ST_NOATIME) |
|
|
631 | const_iv (ST_NODIRATIME , ST_NODIRATIME) |
|
|
632 | const_iv (ST_RELATIME , ST_RELATIME) |
|
|
633 | |
|
|
634 | const_eio (MS_ASYNC) |
|
|
635 | const_eio (MS_INVALIDATE) |
|
|
636 | const_eio (MS_SYNC) |
|
|
637 | |
|
|
638 | const_eio (MT_MODIFY) |
|
|
639 | |
|
|
640 | const_eio (SYNC_FILE_RANGE_WAIT_BEFORE) |
|
|
641 | const_eio (SYNC_FILE_RANGE_WRITE) |
|
|
642 | const_eio (SYNC_FILE_RANGE_WAIT_AFTER) |
|
|
643 | |
|
|
644 | const_eio (READDIR_DENTS) |
|
|
645 | const_eio (READDIR_DIRS_FIRST) |
|
|
646 | const_eio (READDIR_STAT_ORDER) |
|
|
647 | const_eio (READDIR_FOUND_UNKNOWN) |
|
|
648 | |
|
|
649 | const_eio (DT_UNKNOWN) |
|
|
650 | const_eio (DT_FIFO) |
|
|
651 | const_eio (DT_CHR) |
|
|
652 | const_eio (DT_DIR) |
|
|
653 | const_eio (DT_BLK) |
|
|
654 | const_eio (DT_REG) |
|
|
655 | const_eio (DT_LNK) |
|
|
656 | const_eio (DT_SOCK) |
|
|
657 | const_eio (DT_WHT) |
|
|
658 | }; |
|
|
659 | |
|
|
660 | aio_stash = gv_stashpv ("IO::AIO" , 1); |
|
|
661 | aio_req_stash = gv_stashpv ("IO::AIO::REQ", 1); |
|
|
662 | aio_grp_stash = gv_stashpv ("IO::AIO::GRP", 1); |
|
|
663 | |
|
|
664 | for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
|
|
665 | newCONSTSUB (aio_stash, (char *)civ->name, newSViv (civ->iv)); |
|
|
666 | |
| 526 | create_respipe (); |
667 | create_respipe (); |
| 527 | |
668 | |
| 528 | if (eio_init (want_poll, done_poll) < 0) |
669 | if (eio_init (want_poll, done_poll) < 0) |
| 529 | croak ("IO::AIO: unable to initialise eio library"); |
670 | croak ("IO::AIO: unable to initialise eio library"); |
| 530 | |
671 | |
| 531 | /* atfork child called in fifo order, so before eio's handler */ |
672 | /* atfork child called in fifo order, so before eio's handler */ |
| 532 | X_THREAD_ATFORK (0, 0, atfork_child); |
673 | X_THREAD_ATFORK (0, 0, atfork_child); |
| 533 | } |
674 | } |
| 534 | |
675 | |
| 535 | void |
676 | void |
| 536 | max_poll_reqs (int nreqs) |
677 | max_poll_reqs (int nreqs) |
| 537 | PROTOTYPE: $ |
678 | PROTOTYPE: $ |
| … | |
… | |
| 590 | ALIAS: |
731 | ALIAS: |
| 591 | aio_fsync = EIO_FSYNC |
732 | aio_fsync = EIO_FSYNC |
| 592 | aio_fdatasync = EIO_FDATASYNC |
733 | aio_fdatasync = EIO_FDATASYNC |
| 593 | PPCODE: |
734 | PPCODE: |
| 594 | { |
735 | { |
|
|
736 | int fd = s_fileno_croak (fh, 0); |
| 595 | dREQ; |
737 | dREQ; |
| 596 | |
738 | |
| 597 | req->type = ix; |
739 | req->type = ix; |
| 598 | req->sv1 = newSVsv (fh); |
740 | req->sv1 = newSVsv (fh); |
| 599 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
741 | req->int1 = fd; |
| 600 | |
742 | |
| 601 | REQ_SEND (req); |
743 | REQ_SEND (req); |
| 602 | } |
744 | } |
| 603 | |
745 | |
| 604 | void |
746 | void |
| 605 | aio_sync_file_range (SV *fh, SV *offset, SV *nbytes, IV flags, SV *callback=&PL_sv_undef) |
747 | aio_sync_file_range (SV *fh, off_t offset, size_t nbytes, UV flags, SV *callback=&PL_sv_undef) |
| 606 | PROTOTYPE: $$$$;$ |
748 | PROTOTYPE: $$$$;$ |
| 607 | PPCODE: |
749 | PPCODE: |
| 608 | { |
750 | { |
|
|
751 | int fd = s_fileno_croak (fh, 0); |
| 609 | dREQ; |
752 | dREQ; |
| 610 | |
753 | |
| 611 | req->type = EIO_SYNC_FILE_RANGE; |
754 | req->type = EIO_SYNC_FILE_RANGE; |
| 612 | req->sv1 = newSVsv (fh); |
755 | req->sv1 = newSVsv (fh); |
| 613 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
756 | req->int1 = fd; |
| 614 | req->offs = SvVAL64 (offset); |
757 | req->offs = offset; |
| 615 | req->size = SvVAL64 (nbytes); |
758 | req->size = nbytes; |
| 616 | req->int2 = flags; |
759 | req->int2 = flags; |
| 617 | |
760 | |
| 618 | REQ_SEND (req); |
761 | REQ_SEND (req); |
| 619 | } |
762 | } |
| 620 | |
763 | |
| … | |
… | |
| 622 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
765 | aio_close (SV *fh, SV *callback=&PL_sv_undef) |
| 623 | PROTOTYPE: $;$ |
766 | PROTOTYPE: $;$ |
| 624 | PPCODE: |
767 | PPCODE: |
| 625 | { |
768 | { |
| 626 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
769 | static int close_pipe = -1; /* dummy fd to close fds via dup2 */ |
|
|
770 | int fd = s_fileno_croak (fh, 0); |
| 627 | dREQ; |
771 | dREQ; |
| 628 | |
772 | |
| 629 | if (close_pipe < 0) |
773 | if (close_pipe < 0) |
| 630 | { |
774 | { |
| 631 | int pipefd [2]; |
775 | int pipefd [2]; |
| … | |
… | |
| 639 | } |
783 | } |
| 640 | |
784 | |
| 641 | req->type = EIO_DUP2; |
785 | req->type = EIO_DUP2; |
| 642 | req->int1 = close_pipe; |
786 | req->int1 = close_pipe; |
| 643 | req->sv2 = newSVsv (fh); |
787 | req->sv2 = newSVsv (fh); |
| 644 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
788 | req->int2 = fd; |
| 645 | |
789 | |
| 646 | REQ_SEND (req); |
790 | REQ_SEND (req); |
| 647 | } |
791 | } |
| 648 | |
792 | |
| 649 | void |
793 | void |
| … | |
… | |
| 653 | aio_write = EIO_WRITE |
797 | aio_write = EIO_WRITE |
| 654 | PROTOTYPE: $$$$$;$ |
798 | PROTOTYPE: $$$$$;$ |
| 655 | PPCODE: |
799 | PPCODE: |
| 656 | { |
800 | { |
| 657 | STRLEN svlen; |
801 | STRLEN svlen; |
|
|
802 | int fd = s_fileno_croak (fh, ix == EIO_WRITE); |
| 658 | char *svptr = SvPVbyte (data, svlen); |
803 | char *svptr = SvPVbyte (data, svlen); |
| 659 | UV len = SvUV (length); |
804 | UV len = SvUV (length); |
| 660 | int fd; |
|
|
| 661 | |
|
|
| 662 | if (SvTYPE (data) > SVt_PVMG) |
|
|
| 663 | croak ("illegal data argument '%s', must be plain scalar string", SvPV_nolen (data)); |
|
|
| 664 | |
|
|
| 665 | SvUPGRADE (data, SVt_PV); |
|
|
| 666 | SvPOK_only (data); |
|
|
| 667 | |
805 | |
| 668 | if (dataoffset < 0) |
806 | if (dataoffset < 0) |
| 669 | dataoffset += svlen; |
807 | dataoffset += svlen; |
| 670 | |
808 | |
| 671 | if (dataoffset < 0 || dataoffset > svlen) |
809 | if (dataoffset < 0 || dataoffset > svlen) |
| … | |
… | |
| 677 | if (!SvOK (length) || len + dataoffset > svlen) |
815 | if (!SvOK (length) || len + dataoffset > svlen) |
| 678 | len = svlen - dataoffset; |
816 | len = svlen - dataoffset; |
| 679 | } |
817 | } |
| 680 | else |
818 | else |
| 681 | { |
819 | { |
| 682 | /* read: grow scalar as necessary */ |
820 | /* read: check type and grow scalar as necessary */ |
|
|
821 | SvUPGRADE (data, SVt_PV); |
| 683 | svptr = SvGROW (data, len + dataoffset + 1); |
822 | svptr = SvGROW (data, len + dataoffset + 1); |
| 684 | } |
823 | } |
| 685 | |
|
|
| 686 | if (len < 0) |
|
|
| 687 | croak ("length must not be negative"); |
|
|
| 688 | |
|
|
| 689 | fd = PerlIO_fileno (ix == EIO_READ ? IoIFP (sv_2io (fh)) |
|
|
| 690 | : IoOFP (sv_2io (fh))); |
|
|
| 691 | |
|
|
| 692 | if (fd < 0) |
|
|
| 693 | croak ("illegal fh argument, either not an OS file or read/write mode mismatch"); |
|
|
| 694 | |
824 | |
| 695 | { |
825 | { |
| 696 | dREQ; |
826 | dREQ; |
| 697 | |
827 | |
| 698 | req->type = ix; |
828 | req->type = ix; |
| 699 | req->sv1 = newSVsv (fh); |
829 | req->sv1 = newSVsv (fh); |
| 700 | req->int1 = df; |
830 | req->int1 = fd; |
| 701 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
831 | req->offs = SvOK (offset) ? SvVAL64 (offset) : -1; |
| 702 | req->size = len; |
832 | req->size = len; |
| 703 | req->sv2 = SvREFCNT_inc (data); |
833 | req->sv2 = SvREFCNT_inc (data); |
| 704 | req->ptr2 = (char *)svptr + dataoffset; |
834 | req->ptr2 = (char *)svptr + dataoffset; |
| 705 | req->stroffset = dataoffset; |
835 | req->stroffset = dataoffset; |
| … | |
… | |
| 728 | |
858 | |
| 729 | REQ_SEND; |
859 | REQ_SEND; |
| 730 | } |
860 | } |
| 731 | |
861 | |
| 732 | void |
862 | void |
| 733 | aio_sendfile (SV *out_fh, SV *in_fh, SV *in_offset, UV length, SV *callback=&PL_sv_undef) |
863 | aio_sendfile (SV *out_fh, SV *in_fh, off_t in_offset, size_t length, SV *callback=&PL_sv_undef) |
| 734 | PROTOTYPE: $$$$;$ |
864 | PROTOTYPE: $$$$;$ |
| 735 | PPCODE: |
865 | PPCODE: |
| 736 | { |
866 | { |
|
|
867 | int ifd = s_fileno_croak (in_fh , 0); |
|
|
868 | int ofd = s_fileno_croak (out_fh, 1); |
| 737 | dREQ; |
869 | dREQ; |
| 738 | |
870 | |
| 739 | req->type = EIO_SENDFILE; |
871 | req->type = EIO_SENDFILE; |
| 740 | req->sv1 = newSVsv (out_fh); |
872 | req->sv1 = newSVsv (out_fh); |
| 741 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (out_fh))); |
873 | req->int1 = ofd; |
| 742 | req->sv2 = newSVsv (in_fh); |
874 | req->sv2 = newSVsv (in_fh); |
| 743 | req->int2 = PerlIO_fileno (IoIFP (sv_2io (in_fh))); |
875 | req->int2 = ifd; |
| 744 | req->offs = SvVAL64 (in_offset); |
876 | req->offs = in_offset; |
| 745 | req->size = length; |
877 | req->size = length; |
| 746 | |
878 | |
| 747 | REQ_SEND; |
879 | REQ_SEND; |
| 748 | } |
880 | } |
| 749 | |
881 | |
| 750 | void |
882 | void |
| 751 | aio_readahead (SV *fh, SV *offset, IV length, SV *callback=&PL_sv_undef) |
883 | aio_readahead (SV *fh, off_t offset, size_t length, SV *callback=&PL_sv_undef) |
| 752 | PROTOTYPE: $$$;$ |
884 | PROTOTYPE: $$$;$ |
| 753 | PPCODE: |
885 | PPCODE: |
| 754 | { |
886 | { |
|
|
887 | int fd = s_fileno_croak (fh, 0); |
| 755 | dREQ; |
888 | dREQ; |
| 756 | |
889 | |
| 757 | req->type = EIO_READAHEAD; |
890 | req->type = EIO_READAHEAD; |
| 758 | req->sv1 = newSVsv (fh); |
891 | req->sv1 = newSVsv (fh); |
| 759 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh))); |
892 | req->int1 = fd; |
| 760 | req->offs = SvVAL64 (offset); |
893 | req->offs = offset; |
| 761 | req->size = length; |
894 | req->size = length; |
| 762 | |
895 | |
| 763 | REQ_SEND; |
896 | REQ_SEND; |
| 764 | } |
897 | } |
| 765 | |
898 | |
| 766 | void |
899 | void |
| 767 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
900 | aio_stat (SV8 *fh_or_path, SV *callback=&PL_sv_undef) |
| 768 | ALIAS: |
901 | ALIAS: |
| 769 | aio_stat = EIO_STAT |
902 | aio_stat = EIO_STAT |
| 770 | aio_lstat = EIO_LSTAT |
903 | aio_lstat = EIO_LSTAT |
|
|
904 | aio_statvfs = EIO_STATVFS |
| 771 | PPCODE: |
905 | PPCODE: |
| 772 | { |
906 | { |
| 773 | dREQ; |
907 | dREQ; |
| 774 | |
908 | |
| 775 | req->sv1 = newSVsv (fh_or_path); |
909 | req->sv1 = newSVsv (fh_or_path); |
| … | |
… | |
| 779 | req->type = ix; |
913 | req->type = ix; |
| 780 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
914 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
| 781 | } |
915 | } |
| 782 | else |
916 | else |
| 783 | { |
917 | { |
| 784 | req->type = EIO_FSTAT; |
918 | req->type = ix == EIO_STATVFS ? EIO_FSTATVFS : EIO_FSTAT; |
| 785 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
919 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
| 786 | } |
920 | } |
| 787 | |
921 | |
| 788 | REQ_SEND; |
922 | REQ_SEND; |
| 789 | } |
923 | } |
| … | |
… | |
| 881 | req->type = EIO_FCHOWN; |
1015 | req->type = EIO_FCHOWN; |
| 882 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
1016 | req->int1 = PerlIO_fileno (IoIFP (sv_2io (fh_or_path))); |
| 883 | } |
1017 | } |
| 884 | |
1018 | |
| 885 | REQ_SEND; |
1019 | REQ_SEND; |
|
|
1020 | } |
|
|
1021 | |
|
|
1022 | void |
|
|
1023 | aio_readdirx (SV8 *pathname, IV flags, SV *callback=&PL_sv_undef) |
|
|
1024 | PPCODE: |
|
|
1025 | { |
|
|
1026 | dREQ; |
|
|
1027 | |
|
|
1028 | req->type = EIO_READDIR; |
|
|
1029 | req->sv1 = newSVsv (pathname); |
|
|
1030 | req->ptr1 = SvPVbyte_nolen (req->sv1); |
|
|
1031 | req->int1 = flags | EIO_READDIR_DENTS | EIO_READDIR_CUSTOM1; |
|
|
1032 | |
|
|
1033 | if (flags & EIO_READDIR_DENTS) |
|
|
1034 | req->int1 |= EIO_READDIR_CUSTOM2; |
|
|
1035 | |
|
|
1036 | REQ_SEND; |
| 886 | } |
1037 | } |
| 887 | |
1038 | |
| 888 | void |
1039 | void |
| 889 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
1040 | aio_unlink (SV8 *pathname, SV *callback=&PL_sv_undef) |
| 890 | ALIAS: |
1041 | ALIAS: |
| … | |
… | |
| 935 | |
1086 | |
| 936 | REQ_SEND; |
1087 | REQ_SEND; |
| 937 | } |
1088 | } |
| 938 | |
1089 | |
| 939 | void |
1090 | void |
|
|
1091 | aio_mtouch (SV8 *data, IV offset = 0, SV *length = &PL_sv_undef, int flags = 0, SV *callback=&PL_sv_undef) |
|
|
1092 | ALIAS: |
|
|
1093 | aio_mtouch = EIO_MTOUCH |
|
|
1094 | aio_msync = EIO_MSYNC |
|
|
1095 | PROTOTYPE: $$$$;$ |
|
|
1096 | PPCODE: |
|
|
1097 | { |
|
|
1098 | STRLEN svlen; |
|
|
1099 | UV len = SvUV (length); |
|
|
1100 | char *svptr = SvPVbyte (data, svlen); |
|
|
1101 | |
|
|
1102 | if (offset < 0) |
|
|
1103 | offset += svlen; |
|
|
1104 | |
|
|
1105 | if (offset < 0 || offset > svlen) |
|
|
1106 | croak ("offset outside of scalar"); |
|
|
1107 | |
|
|
1108 | if (!SvOK (length) || len + offset > svlen) |
|
|
1109 | len = svlen - offset; |
|
|
1110 | |
|
|
1111 | { |
|
|
1112 | dREQ; |
|
|
1113 | |
|
|
1114 | req->type = ix; |
|
|
1115 | req->size = len; |
|
|
1116 | req->sv2 = SvREFCNT_inc (data); |
|
|
1117 | req->ptr2 = (char *)svptr + offset; |
|
|
1118 | req->int1 = flags; |
|
|
1119 | |
|
|
1120 | REQ_SEND; |
|
|
1121 | } |
|
|
1122 | } |
|
|
1123 | |
|
|
1124 | void |
| 940 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
1125 | aio_busy (double delay, SV *callback=&PL_sv_undef) |
| 941 | PPCODE: |
1126 | PPCODE: |
| 942 | { |
1127 | { |
| 943 | dREQ; |
1128 | dREQ; |
| 944 | |
1129 | |
| … | |
… | |
| 956 | dREQ; |
1141 | dREQ; |
| 957 | |
1142 | |
| 958 | req->type = EIO_GROUP; |
1143 | req->type = EIO_GROUP; |
| 959 | |
1144 | |
| 960 | req_submit (req); |
1145 | req_submit (req); |
| 961 | XPUSHs (req_sv (req, AIO_GRP_KLASS)); |
1146 | XPUSHs (req_sv (req, aio_grp_stash)); |
| 962 | } |
1147 | } |
| 963 | |
1148 | |
| 964 | void |
1149 | void |
| 965 | aio_nop (SV *callback=&PL_sv_undef) |
1150 | aio_nop (SV *callback=&PL_sv_undef) |
| 966 | ALIAS: |
1151 | ALIAS: |
| … | |
… | |
| 1018 | |
1203 | |
| 1019 | int |
1204 | int |
| 1020 | poll_fileno() |
1205 | poll_fileno() |
| 1021 | PROTOTYPE: |
1206 | PROTOTYPE: |
| 1022 | CODE: |
1207 | CODE: |
| 1023 | RETVAL = respipe [0]; |
1208 | RETVAL = s_epipe_fd (&respipe); |
| 1024 | OUTPUT: |
1209 | OUTPUT: |
| 1025 | RETVAL |
1210 | RETVAL |
| 1026 | |
1211 | |
| 1027 | int |
1212 | int |
| 1028 | poll_cb(...) |
1213 | poll_cb(...) |
| … | |
… | |
| 1068 | CODE: |
1253 | CODE: |
| 1069 | RETVAL = eio_nthreads (); |
1254 | RETVAL = eio_nthreads (); |
| 1070 | OUTPUT: |
1255 | OUTPUT: |
| 1071 | RETVAL |
1256 | RETVAL |
| 1072 | |
1257 | |
|
|
1258 | int |
|
|
1259 | fadvise (aio_rfd fh, off_t offset, off_t length, IV advice) |
|
|
1260 | PROTOTYPE: $$$$ |
|
|
1261 | CODE: |
|
|
1262 | #if _XOPEN_SOURCE >= 600 && !NO_FADVISE |
|
|
1263 | RETVAL = posix_fadvise (fh, offset, length, advice); |
|
|
1264 | #else |
|
|
1265 | RETVAL = errno = ENOSYS; |
|
|
1266 | #endif |
|
|
1267 | OUTPUT: |
|
|
1268 | RETVAL |
|
|
1269 | |
|
|
1270 | ssize_t |
|
|
1271 | sendfile (aio_wfd ofh, aio_rfd ifh, off_t offset, size_t count) |
|
|
1272 | PROTOTYPE: $$$$ |
|
|
1273 | CODE: |
|
|
1274 | RETVAL = eio_sendfile_sync (ofh, ifh, offset, count); |
|
|
1275 | OUTPUT: |
|
|
1276 | RETVAL |
|
|
1277 | |
| 1073 | void _on_next_submit (SV *cb) |
1278 | void _on_next_submit (SV *cb) |
| 1074 | CODE: |
1279 | CODE: |
| 1075 | SvREFCNT_dec (on_next_submit); |
1280 | SvREFCNT_dec (on_next_submit); |
| 1076 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
1281 | on_next_submit = SvOK (cb) ? newSVsv (cb) : 0; |
| 1077 | |
1282 | |
| … | |
… | |
| 1091 | if (GIMME_V != G_VOID) |
1296 | if (GIMME_V != G_VOID) |
| 1092 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
1297 | XPUSHs (req->callback ? sv_2mortal (newRV_inc (req->callback)) : &PL_sv_undef); |
| 1093 | |
1298 | |
| 1094 | if (items > 1) |
1299 | if (items > 1) |
| 1095 | { |
1300 | { |
| 1096 | SV *cb_cv = get_cb (callback); |
1301 | SV *cb_cv =get_cb (callback); |
| 1097 | |
1302 | |
| 1098 | SvREFCNT_dec (req->callback); |
1303 | SvREFCNT_dec (req->callback); |
| 1099 | req->callback = SvREFCNT_inc (cb_cv); |
1304 | req->callback = SvREFCNT_inc (cb_cv); |
| 1100 | } |
1305 | } |
| 1101 | } |
1306 | } |
| … | |
… | |
| 1138 | AV *av; |
1343 | AV *av; |
| 1139 | |
1344 | |
| 1140 | grp->errorno = errno; |
1345 | grp->errorno = errno; |
| 1141 | |
1346 | |
| 1142 | av = newAV (); |
1347 | av = newAV (); |
|
|
1348 | av_extend (av, items - 1); |
| 1143 | |
1349 | |
| 1144 | for (i = 1; i < items; ++i ) |
1350 | for (i = 1; i < items; ++i ) |
| 1145 | av_push (av, newSVsv (ST (i))); |
1351 | av_push (av, newSVsv (ST (i))); |
| 1146 | |
1352 | |
| 1147 | SvREFCNT_dec (grp->sv1); |
1353 | SvREFCNT_dec (grp->sv1); |
