ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/EV/EV.xs
Revision: 1.30
Committed: Thu Nov 1 08:10:03 2007 UTC (16 years, 6 months ago) by root
Branch: MAIN
Changes since 1.29: +1 -3 lines
Log Message:
pointless oo removed, rename HAVE_xxx to EV_USE_xxx

File Contents

# Content
1 #include "EXTERN.h"
2 #include "perl.h"
3 #include "XSUB.h"
4
5 /*#include <netinet/in.h>*/
6
7 #define TIMEOUT_NONE HUGE_VAL
8 #define EV_USE_EPOLL 1
9
10 #define EV_PROTOTYPES 1
11 #include "EV/EVAPI.h"
12
13 #include "libev/ev.c"
14
15 typedef int Signal;
16
17 static struct EVAPI evapi;
18
19 static HV
20 *stash_watcher,
21 *stash_io,
22 *stash_timer,
23 *stash_periodic,
24 *stash_signal,
25 *stash_idle,
26 *stash_prepare,
27 *stash_check,
28 *stash_child;
29
30 static int
31 sv_signum (SV *sig)
32 {
33 int signum;
34
35 if (SvIV (sig) > 0)
36 return SvIV (sig);
37
38 for (signum = 1; signum < SIG_SIZE; ++signum)
39 if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
40 return signum;
41
42 return -1;
43 }
44
45 /////////////////////////////////////////////////////////////////////////////
46 // Event
47
48 static void e_cb (struct ev_watcher *w, int revents);
49
50 static int
51 sv_fileno (SV *fh)
52 {
53 SvGETMAGIC (fh);
54
55 if (SvROK (fh))
56 fh = SvRV (fh);
57
58 if (SvTYPE (fh) == SVt_PVGV)
59 return PerlIO_fileno (IoIFP (sv_2io (fh)));
60
61 if (SvIOK (fh))
62 return SvIV (fh);
63
64 return -1;
65 }
66
67 static void *
68 e_new (int size, SV *cb_sv)
69 {
70 struct ev_watcher *w;
71 SV *self = NEWSV (0, size);
72 SvPOK_only (self);
73 SvCUR_set (self, size);
74
75 w = (struct ev_watcher *)SvPVX (self);
76
77 ev_watcher_init (w, e_cb);
78
79 w->fh = 0;
80 w->cb_sv = newSVsv (cb_sv);
81 w->self = self;
82
83 return (void *)w;
84 }
85
86 static SV *
87 e_bless (struct ev_watcher *w, HV *stash)
88 {
89 SV *rv;
90
91 if (SvOBJECT (w->self))
92 rv = newRV_inc (w->self);
93 else
94 {
95 rv = newRV_noinc (w->self);
96 sv_bless (rv, stash);
97 SvREADONLY_on (w->self);
98 }
99
100 return rv;
101 }
102
103 static void
104 e_cb (struct ev_watcher *w, int revents)
105 {
106 dSP;
107 I32 mark = SP - PL_stack_base;
108 SV *sv_self, *sv_events, *sv_status = 0;
109 static SV *sv_events_cache;
110
111 sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
112
113 if (sv_events_cache)
114 {
115 sv_events = sv_events_cache; sv_events_cache = 0;
116 SvIV_set (sv_events, revents);
117 }
118 else
119 sv_events = newSViv (revents);
120
121 PUSHMARK (SP);
122 EXTEND (SP, 2);
123 PUSHs (sv_self);
124 PUSHs (sv_events);
125
126 if (revents & EV_CHILD)
127 XPUSHs (sv_status = newSViv (((struct ev_child *)w)->status));
128
129 PUTBACK;
130 call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
131 SP = PL_stack_base + mark; PUTBACK;
132
133 SvREFCNT_dec (sv_self);
134 SvREFCNT_dec (sv_status);
135
136 if (sv_events_cache)
137 SvREFCNT_dec (sv_events);
138 else
139 sv_events_cache = sv_events;
140
141 if (SvTRUE (ERRSV))
142 {
143 PUSHMARK (SP);
144 PUTBACK;
145 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
146 SP = PL_stack_base + mark; PUTBACK;
147 }
148 }
149
150 #if 0
151 /////////////////////////////////////////////////////////////////////////////
152 // DNS
153
154 static void
155 dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)
156 {
157 dSP;
158 SV *cb = (SV *)arg;
159
160 ENTER;
161 SAVETMPS;
162 PUSHMARK (SP);
163 EXTEND (SP, count + 3);
164 PUSHs (sv_2mortal (newSViv (result)));
165
166 if (result == DNS_ERR_NONE && ttl >= 0)
167 {
168 int i;
169
170 PUSHs (sv_2mortal (newSViv (type)));
171 PUSHs (sv_2mortal (newSViv (ttl)));
172
173 for (i = 0; i < count; ++i)
174 switch (type)
175 {
176 case DNS_IPv6_AAAA:
177 PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
178 break;
179 case DNS_IPv4_A:
180 PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4)));
181 break;
182 case DNS_PTR:
183 PUSHs (sv_2mortal (newSVpv (*(char **)addresses, 0)));
184 break;
185 }
186 }
187
188 PUTBACK;
189 call_sv (sv_2mortal (cb), G_DISCARD | G_VOID | G_EVAL);
190
191 FREETMPS;
192
193 if (SvTRUE (ERRSV))
194 {
195 PUSHMARK (SP);
196 PUTBACK;
197 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
198 }
199
200 LEAVE;
201 }
202 #endif
203
204 #define CHECK_REPEAT(repeat) if (repeat < 0.) \
205 croak (# repeat " value must be >= 0");
206
207 /////////////////////////////////////////////////////////////////////////////
208 // XS interface functions
209
210 MODULE = EV PACKAGE = EV PREFIX = ev_
211
212 PROTOTYPES: ENABLE
213
214 BOOT:
215 {
216 int i;
217 HV *stash = gv_stashpv ("EV", 1);
218
219 static const struct {
220 const char *name;
221 IV iv;
222 } *civ, const_iv[] = {
223 # define const_iv(pfx, name) { # name, (IV) pfx ## name },
224 const_iv (EV_, UNDEF)
225 const_iv (EV_, NONE)
226 const_iv (EV_, TIMEOUT)
227 const_iv (EV_, READ)
228 const_iv (EV_, WRITE)
229 const_iv (EV_, SIGNAL)
230 const_iv (EV_, IDLE)
231 const_iv (EV_, CHECK)
232 const_iv (EV_, ERROR)
233
234 const_iv (EV, LOOP_ONESHOT)
235 const_iv (EV, LOOP_NONBLOCK)
236
237 const_iv (EV, METHOD_NONE)
238 const_iv (EV, METHOD_SELECT)
239 const_iv (EV, METHOD_EPOLL)
240 };
241
242 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
243 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
244
245 stash_watcher = gv_stashpv ("EV::Watcher" , 1);
246 stash_io = gv_stashpv ("EV::Io" , 1);
247 stash_timer = gv_stashpv ("EV::Timer" , 1);
248 stash_periodic = gv_stashpv ("EV::Periodic", 1);
249 stash_signal = gv_stashpv ("EV::Signal" , 1);
250 stash_idle = gv_stashpv ("EV::Idle" , 1);
251 stash_prepare = gv_stashpv ("EV::Prepare" , 1);
252 stash_check = gv_stashpv ("EV::Check" , 1);
253 stash_child = gv_stashpv ("EV::Child" , 1);
254
255 {
256 SV *sv = perl_get_sv ("EV::API", TRUE);
257 perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
258
259 /* the poor man's shared library emulator */
260 evapi.ver = EV_API_VERSION;
261 evapi.rev = EV_API_REVISION;
262 evapi.sv_fileno = sv_fileno;
263 evapi.sv_signum = sv_signum;
264 evapi.now = &ev_now;
265 evapi.method = &ev_method;
266 evapi.loop_done = &ev_loop_done;
267 evapi.time = ev_time;
268 evapi.loop = ev_loop;
269 evapi.once = ev_once;
270 evapi.io_start = ev_io_start;
271 evapi.io_stop = ev_io_stop;
272 evapi.timer_start = ev_timer_start;
273 evapi.timer_stop = ev_timer_stop;
274 evapi.timer_again = ev_timer_again;
275 evapi.periodic_start = ev_periodic_start;
276 evapi.periodic_stop = ev_periodic_stop;
277 evapi.signal_start = ev_signal_start;
278 evapi.signal_stop = ev_signal_stop;
279 evapi.idle_start = ev_idle_start;
280 evapi.idle_stop = ev_idle_stop;
281 evapi.prepare_start = ev_prepare_start;
282 evapi.prepare_stop = ev_prepare_stop;
283 evapi.check_start = ev_check_start;
284 evapi.check_stop = ev_check_stop;
285 evapi.child_start = ev_child_start;
286 evapi.child_stop = ev_child_stop;
287
288 sv_setiv (sv, (IV)&evapi);
289 SvREADONLY_on (sv);
290 }
291 }
292
293 NV ev_now ()
294 CODE:
295 RETVAL = ev_now;
296 OUTPUT:
297 RETVAL
298
299 int ev_method ()
300 CODE:
301 RETVAL = ev_method;
302 OUTPUT:
303 RETVAL
304
305 NV ev_time ()
306
307 void ev_init (int flags = 0)
308
309 void ev_loop (int flags = 0)
310
311 void ev_loop_done (int value = 1)
312 CODE:
313 ev_loop_done = value;
314
315 struct ev_io *io (SV *fh, int events, SV *cb)
316 ALIAS:
317 io_ns = 1
318 CODE:
319 RETVAL = e_new (sizeof (struct ev_io), cb);
320 RETVAL->fh = newSVsv (fh);
321 ev_io_set (RETVAL, sv_fileno (RETVAL->fh), events);
322 if (!ix) ev_io_start (RETVAL);
323 OUTPUT:
324 RETVAL
325
326 struct ev_timer *timer (NV after, NV repeat, SV *cb)
327 ALIAS:
328 timer_ns = 1
329 INIT:
330 CHECK_REPEAT (repeat);
331 CODE:
332 RETVAL = e_new (sizeof (struct ev_timer), cb);
333 ev_timer_set (RETVAL, after, repeat);
334 if (!ix) ev_timer_start (RETVAL);
335 OUTPUT:
336 RETVAL
337
338 struct ev_periodic *periodic (NV at, NV interval, SV *cb)
339 ALIAS:
340 periodic_ns = 1
341 INIT:
342 CHECK_REPEAT (interval);
343 CODE:
344 RETVAL = e_new (sizeof (struct ev_periodic), cb);
345 ev_periodic_set (RETVAL, at, interval);
346 if (!ix) ev_periodic_start (RETVAL);
347 OUTPUT:
348 RETVAL
349
350 struct ev_signal *signal (Signal signum, SV *cb)
351 ALIAS:
352 signal_ns = 1
353 CODE:
354 RETVAL = e_new (sizeof (struct ev_signal), cb);
355 ev_signal_set (RETVAL, signum);
356 if (!ix) ev_signal_start (RETVAL);
357 OUTPUT:
358 RETVAL
359
360 struct ev_idle *idle (SV *cb)
361 ALIAS:
362 idle_ns = 1
363 CODE:
364 RETVAL = e_new (sizeof (struct ev_idle), cb);
365 ev_idle_set (RETVAL);
366 if (!ix) ev_idle_start (RETVAL);
367 OUTPUT:
368 RETVAL
369
370 struct ev_prepare *prepare (SV *cb)
371 ALIAS:
372 prepare_ns = 1
373 CODE:
374 RETVAL = e_new (sizeof (struct ev_prepare), cb);
375 ev_prepare_set (RETVAL);
376 if (!ix) ev_prepare_start (RETVAL);
377 OUTPUT:
378 RETVAL
379
380 struct ev_check *check (SV *cb)
381 ALIAS:
382 check_ns = 1
383 CODE:
384 RETVAL = e_new (sizeof (struct ev_check), cb);
385 ev_check_set (RETVAL);
386 if (!ix) ev_check_start (RETVAL);
387 OUTPUT:
388 RETVAL
389
390 struct ev_child *child (int pid, SV *cb)
391 ALIAS:
392 check_ns = 1
393 CODE:
394 RETVAL = e_new (sizeof (struct ev_check), cb);
395 ev_child_set (RETVAL, pid);
396 if (!ix) ev_child_start (RETVAL);
397 OUTPUT:
398 RETVAL
399
400
401 PROTOTYPES: DISABLE
402
403 MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
404
405 int ev_is_active (struct ev_watcher *w)
406
407 SV *cb (struct ev_watcher *w, SV *new_cb = 0)
408 CODE:
409 {
410 RETVAL = newSVsv (w->cb_sv);
411
412 if (items > 1)
413 sv_setsv (w->cb_sv, new_cb);
414 }
415 OUTPUT:
416 RETVAL
417
418 void trigger (struct ev_watcher *w, int revents = EV_NONE)
419 CODE:
420 w->cb (w, revents);
421
422 MODULE = EV PACKAGE = EV::Io PREFIX = ev_io_
423
424 void ev_io_start (struct ev_io *w)
425
426 void ev_io_stop (struct ev_io *w)
427
428 void DESTROY (struct ev_io *w)
429 CODE:
430 ev_io_stop (w);
431
432 void set (struct ev_io *w, SV *fh, int events)
433 CODE:
434 {
435 int active = w->active;
436 if (active) ev_io_stop (w);
437
438 sv_setsv (w->fh, fh);
439 ev_io_set (w, sv_fileno (w->fh), events);
440
441 if (active) ev_io_start (w);
442 }
443
444 SV *fh (struct ev_io *w, SV *new_fh = 0)
445 CODE:
446 {
447 RETVAL = newSVsv (w->fh);
448
449 if (items > 1)
450 {
451 int active = w->active;
452 if (active) ev_io_stop (w);
453
454 sv_setsv (w->fh, new_fh);
455 ev_io_set (w, sv_fileno (w->fh), w->events);
456
457 if (active) ev_io_start (w);
458 }
459 }
460 OUTPUT:
461 RETVAL
462
463 short events (struct ev_io *w, short new_events = EV_UNDEF)
464 CODE:
465 {
466 RETVAL = w->events;
467
468 if (items > 1)
469 {
470 int active = w->active;
471 if (active) ev_io_stop (w);
472
473 ev_io_set (w, w->fd, new_events);
474
475 if (active) ev_io_start (w);
476 }
477 }
478 OUTPUT:
479 RETVAL
480
481 MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
482
483 void ev_signal_start (struct ev_signal *w)
484
485 void ev_signal_stop (struct ev_signal *w)
486
487 void DESTROY (struct ev_signal *w)
488 CODE:
489 ev_signal_stop (w);
490
491 void set (struct ev_signal *w, SV *signal = 0)
492 CODE:
493 {
494 Signal signum = sv_signum (signal); /* may croak here */
495 int active = w->active;
496
497 if (active) ev_signal_stop (w);
498 ev_signal_set (w, signum);
499 if (active) ev_signal_start (w);
500 }
501
502 MODULE = EV PACKAGE = EV::Time
503
504 MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
505
506 void ev_timer_start (struct ev_timer *w)
507 INIT:
508 CHECK_REPEAT (w->repeat);
509
510 void ev_timer_stop (struct ev_timer *w)
511
512 void ev_timer_again (struct ev_timer *w)
513 INIT:
514 CHECK_REPEAT (w->repeat);
515
516 void DESTROY (struct ev_timer *w)
517 CODE:
518 ev_timer_stop (w);
519
520 void set (struct ev_timer *w, NV after, NV repeat = 0.)
521 INIT:
522 CHECK_REPEAT (repeat);
523 CODE:
524 {
525 int active = w->active;
526 if (active) ev_timer_stop (w);
527 ev_timer_set (w, after, repeat);
528 if (active) ev_timer_start (w);
529 }
530
531 MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
532
533 void ev_periodic_start (struct ev_periodic *w)
534 INIT:
535 CHECK_REPEAT (w->interval);
536
537 void ev_periodic_stop (struct ev_periodic *w)
538
539 void DESTROY (struct ev_periodic *w)
540 CODE:
541 ev_periodic_stop (w);
542
543 void set (struct ev_periodic *w, NV at, NV interval = 0.)
544 INIT:
545 CHECK_REPEAT (interval);
546 CODE:
547 {
548 int active = w->active;
549 if (active) ev_periodic_stop (w);
550 ev_periodic_set (w, at, interval);
551 if (active) ev_periodic_start (w);
552 }
553
554 MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
555
556 void ev_idle_start (struct ev_idle *w)
557
558 void ev_idle_stop (struct ev_idle *w)
559
560 void DESTROY (struct ev_idle *w)
561 CODE:
562 ev_idle_stop (w);
563
564 MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_check_
565
566 void ev_prepare_start (struct ev_prepare *w)
567
568 void ev_prepare_stop (struct ev_prepare *w)
569
570 void DESTROY (struct ev_prepare *w)
571 CODE:
572 ev_prepare_stop (w);
573
574 MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
575
576 void ev_check_start (struct ev_check *w)
577
578 void ev_check_stop (struct ev_check *w)
579
580 void DESTROY (struct ev_check *w)
581 CODE:
582 ev_check_stop (w);
583
584 MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
585
586 void ev_child_start (struct ev_child *w)
587
588 void ev_child_stop (struct ev_child *w)
589
590 void DESTROY (struct ev_child *w)
591 CODE:
592 ev_child_stop (w);
593
594 void set (struct ev_child *w, int pid)
595 CODE:
596 {
597 int active = w->active;
598 if (active) ev_child_stop (w);
599 ev_child_set (w, pid);
600 if (active) ev_child_start (w);
601 }
602
603 int status (struct ev_child *w)
604 CODE:
605 RETVAL = w->status;
606 OUTPUT:
607 RETVAL
608
609 #if 0
610
611 MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_
612
613 BOOT:
614 {
615 HV *stash = gv_stashpv ("EV::DNS", 1);
616
617 static const struct {
618 const char *name;
619 IV iv;
620 } *civ, const_iv[] = {
621 # define const_iv(pfx, name) { # name, (IV) pfx ## name },
622 const_iv (DNS_, ERR_NONE)
623 const_iv (DNS_, ERR_FORMAT)
624 const_iv (DNS_, ERR_SERVERFAILED)
625 const_iv (DNS_, ERR_NOTEXIST)
626 const_iv (DNS_, ERR_NOTIMPL)
627 const_iv (DNS_, ERR_REFUSED)
628 const_iv (DNS_, ERR_TRUNCATED)
629 const_iv (DNS_, ERR_UNKNOWN)
630 const_iv (DNS_, ERR_TIMEOUT)
631 const_iv (DNS_, ERR_SHUTDOWN)
632 const_iv (DNS_, IPv4_A)
633 const_iv (DNS_, PTR)
634 const_iv (DNS_, IPv6_AAAA)
635 const_iv (DNS_, QUERY_NO_SEARCH)
636 const_iv (DNS_, OPTION_SEARCH)
637 const_iv (DNS_, OPTION_NAMESERVERS)
638 const_iv (DNS_, OPTION_MISC)
639 const_iv (DNS_, OPTIONS_ALL)
640 const_iv (DNS_, NO_SEARCH)
641 };
642
643 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
644 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
645 }
646
647 int evdns_init ()
648
649 void evdns_shutdown (int fail_requests = 1)
650
651 const char *evdns_err_to_string (int err)
652
653 int evdns_nameserver_add (U32 address)
654
655 int evdns_count_nameservers ()
656
657 int evdns_clear_nameservers_and_suspend ()
658
659 int evdns_resume ()
660
661 int evdns_nameserver_ip_add (char *ip_as_string)
662
663 int evdns_resolve_ipv4 (const char *name, int flags, SV *cb)
664 C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
665
666 int evdns_resolve_ipv6 (const char *name, int flags, SV *cb)
667 C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
668
669 int evdns_resolve_reverse (SV *addr, int flags, SV *cb)
670 ALIAS:
671 evdns_resolve_reverse_ipv6 = 1
672 CODE:
673 {
674 STRLEN len;
675 char *data = SvPVbyte (addr, len);
676 if (len != (ix ? 16 : 4))
677 croak ("ipv4/ipv6 address to be resolved must be given as 4/16 byte octet string");
678
679 RETVAL = ix
680 ? evdns_resolve_reverse_ipv6 ((struct in6_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb))
681 : evdns_resolve_reverse ((struct in_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb));
682 }
683 OUTPUT:
684 RETVAL
685
686 int evdns_set_option (char *option, char *val, int flags)
687
688 int evdns_resolv_conf_parse (int flags, const char *filename)
689
690 #ifdef MS_WINDOWS
691
692 int evdns_config_windows_nameservers ()
693
694 #endif
695
696 void evdns_search_clear ()
697
698 void evdns_search_add (char *domain)
699
700 void evdns_search_ndots_set (int ndots)
701
702
703 MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
704
705 BOOT:
706 {
707 HV *stash = gv_stashpv ("EV::HTTP", 1);
708
709 static const struct {
710 const char *name;
711 IV iv;
712 } *civ, const_iv[] = {
713 # define const_iv(pfx, name) { # name, (IV) pfx ## name },
714 const_iv (HTTP_, OK)
715 const_iv (HTTP_, NOCONTENT)
716 const_iv (HTTP_, MOVEPERM)
717 const_iv (HTTP_, MOVETEMP)
718 const_iv (HTTP_, NOTMODIFIED)
719 const_iv (HTTP_, BADREQUEST)
720 const_iv (HTTP_, NOTFOUND)
721 const_iv (HTTP_, SERVUNAVAIL)
722 const_iv (EVHTTP_, REQ_OWN_CONNECTION)
723 const_iv (EVHTTP_, PROXY_REQUEST)
724 const_iv (EVHTTP_, REQ_GET)
725 const_iv (EVHTTP_, REQ_POST)
726 const_iv (EVHTTP_, REQ_HEAD)
727 const_iv (EVHTTP_, REQUEST)
728 const_iv (EVHTTP_, RESPONSE)
729 };
730
731 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
732 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
733 }
734
735 MODULE = EV PACKAGE = EV::HTTP::Request PREFIX = evhttp_request_
736
737 #HttpRequest new (SV *klass, SV *cb)
738
739 #void DESTROY (struct evhttp_request *req);
740
741 #endif
742
743
744
745
746
747
748
749