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Comparing EV/EV.xs (file contents):
Revision 1.12 by root, Mon Oct 29 08:51:44 2007 UTC vs.
Revision 1.83 by root, Thu Nov 29 17:28:13 2007 UTC

1#include "EXTERN.h" 1#include "EXTERN.h"
2#include "perl.h" 2#include "perl.h"
3#include "XSUB.h" 3#include "XSUB.h"
4 4
5#include <math.h>
6#include <netinet/in.h> 5/*#include <netinet/in.h>*/
7 6
8#include <sys/time.h> 7#define EV_PROTOTYPES 1
9#include <time.h>
10#include <event.h>
11#include <evdns.h>
12
13/* workaround for evhttp.h requiring obscure bsd headers */
14#ifndef TAILQ_ENTRY
15#define TAILQ_ENTRY(type) \
16struct { \
17 struct type *tqe_next; /* next element */ \
18 struct type **tqe_prev; /* address of previous next element */ \
19}
20#endif /* !TAILQ_ENTRY */
21#include <evhttp.h>
22
23#define EV_NONE 0
24#define EV_UNDEF -1
25
26#define TIMEOUT_NONE HUGE_VAL
27
28#include "EV/EVAPI.h" 8#include "EV/EVAPI.h"
29 9
30typedef struct event_base *Base; 10/* fix perl api breakage */
11#undef signal
12#undef sigaction
13
14#define EV_SELECT_IS_WINSOCKET 0
15#ifdef _WIN32
16# define EV_SELECT_USE_FD_SET 0
17# define NFDBITS PERL_NFDBITS
18# define fd_mask Perl_fd_mask
19#endif
20/* due to bugs in OS X we have to use libev/ explicitly here */
21#include "libev/ev.c"
22#include "event.c"
23
24#ifndef _WIN32
25#define DNS_USE_GETTIMEOFDAY_FOR_ID 1
26#if !defined (WIN32) && !defined(__CYGWIN__)
27# define HAVE_STRUCT_IN6_ADDR 1
28#endif
29#undef HAVE_STRTOK_R
30#undef strtok_r
31#define strtok_r fake_strtok_r
32#include "evdns.h"
33#include "evdns.c"
34#endif
35
36#ifndef _WIN32
37# include <pthread.h>
38#endif
39
40#define WFLAG_KEEPALIVE 1
41
42#define UNREF(w) \
43 if (!((w)->flags & WFLAG_KEEPALIVE) \
44 && !ev_is_active (w)) \
45 ev_unref ();
46
47#define REF(w) \
48 if (!((w)->flags & WFLAG_KEEPALIVE) \
49 && ev_is_active (w)) \
50 ev_ref ();
51
52#define START(type,w) \
53 do { \
54 UNREF (w); \
55 ev_ ## type ## _start (w); \
56 } while (0)
57
58#define STOP(type,w) \
59 do { \
60 REF (w); \
61 ev_ ## type ## _stop (w); \
62 } while (0)
63
64#define RESET(type,w,seta) \
65 do { \
66 int active = ev_is_active (w); \
67 if (active) STOP (type, w); \
68 ev_ ## type ## _set seta; \
69 if (active) START (type, w); \
70 } while (0)
71
31typedef int Signal; 72typedef int Signal;
32 73
33static struct EVAPI evapi; 74static struct EVAPI evapi;
34 75
35static HV *stash_base, *stash_event; 76static HV
77 *stash_watcher,
78 *stash_io,
79 *stash_timer,
80 *stash_periodic,
81 *stash_signal,
82 *stash_child,
83 *stash_stat,
84 *stash_idle,
85 *stash_prepare,
86 *stash_check,
87 *stash_embed,
88 *stash_fork;
36 89
37static double tv_get (struct timeval *tv) 90#ifndef SIG_SIZE
38{ 91/* kudos to Slaven Rezic for the idea */
39 return tv->tv_sec + tv->tv_usec * 1e-6; 92static char sig_size [] = { SIG_NUM };
40} 93# define SIG_SIZE (sizeof (sig_size) + 1)
94#endif
41 95
42static void tv_set (struct timeval *tv, double val)
43{
44 tv->tv_sec = (long)val;
45 tv->tv_usec = (long)((val - (double)tv->tv_sec) * 1e6);
46
47}
48
49static int 96static Signal
50sv_signum (SV *sig) 97sv_signum (SV *sig)
51{ 98{
52 int signum; 99 Signal signum;
53 100
54 if (SvIV (sig) > 0) 101 SvGETMAGIC (sig);
55 return SvIV (sig);
56 102
57 for (signum = 1; signum < SIG_SIZE; ++signum) 103 for (signum = 1; signum < SIG_SIZE; ++signum)
58 if (strEQ (SvPV_nolen (sig), PL_sig_name [signum])) 104 if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
59 return signum; 105 return signum;
60 106
107 signum = SvIV (sig);
108
109 if (signum > 0 && signum < SIG_SIZE)
110 return signum;
111
61 return -1; 112 return -1;
62} 113}
63 114
115/////////////////////////////////////////////////////////////////////////////
116// Event
117
118static void e_cb (ev_watcher *w, int revents);
119
120static int
121sv_fileno (SV *fh)
122{
123 SvGETMAGIC (fh);
124
125 if (SvROK (fh))
126 fh = SvRV (fh);
127
128 if (SvTYPE (fh) == SVt_PVGV)
129 return PerlIO_fileno (IoIFP (sv_2io (fh)));
130
131 if (SvOK (fh) && (SvIV (fh) >= 0) && (SvIV (fh) < 0x7fffffffL))
132 return SvIV (fh);
133
134 return -1;
135}
136
137static void *
138e_new (int size, SV *cb_sv)
139{
140 ev_watcher *w;
141 SV *self = NEWSV (0, size);
142 SvPOK_only (self);
143 SvCUR_set (self, size);
144
145 w = (ev_watcher *)SvPVX (self);
146
147 ev_init (w, e_cb);
148
149 w->flags = WFLAG_KEEPALIVE;
150 w->data = 0;
151 w->fh = 0;
152 w->cb_sv = newSVsv (cb_sv);
153 w->self = self;
154
155 return (void *)w;
156}
157
64static void 158static void
65api_once (int fd, short events, double timeout, void (*cb)(int, short, void *), void *arg) 159e_destroy (void *w_)
66{ 160{
67 if (timeout >= 0.) 161 ev_watcher *w = (ev_watcher *)w_;
162
163 SvREFCNT_dec (w->fh ); w->fh = 0;
164 SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
165 SvREFCNT_dec (w->data ); w->data = 0;
166}
167
168static SV *
169e_bless (ev_watcher *w, HV *stash)
170{
171 SV *rv;
172
173 if (SvOBJECT (w->self))
174 rv = newRV_inc (w->self);
175 else
68 { 176 {
69 struct timeval tv; 177 rv = newRV_noinc (w->self);
70 tv_set (&tv, timeout); 178 sv_bless (rv, stash);
71 event_once (fd, events, cb, arg, &tv); 179 SvREADONLY_on (w->self);
180 }
181
182 return rv;
183}
184
185static SV *sv_events_cache;
186
187static void
188e_cb (ev_watcher *w, int revents)
189{
190 dSP;
191 I32 mark = SP - PL_stack_base;
192 SV *sv_self, *sv_events;
193
194 sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
195
196 if (sv_events_cache)
197 {
198 sv_events = sv_events_cache; sv_events_cache = 0;
199 SvIV_set (sv_events, revents);
72 } 200 }
73 else 201 else
74 event_once (fd, events, cb, arg, 0); 202 sv_events = newSViv (revents);
75}
76
77/////////////////////////////////////////////////////////////////////////////
78// Event
79
80typedef struct ev {
81 struct event ev;
82 SV *cb, *fh;
83 SV *self; /* contains this struct */
84 double timeout;
85 double interval;
86 unsigned char active;
87 unsigned char abstime;
88} *Event;
89
90static double
91e_now (void)
92{
93 struct timeval tv;
94 gettimeofday (&tv, 0);
95
96 return tv_get (&tv);
97}
98
99static void e_cb (int fd, short events, void *arg);
100
101static int sv_fileno (SV *fh)
102{
103 SvGETMAGIC (fh);
104
105 if (SvROK (fh))
106 fh = SvRV (fh);
107
108 if (SvTYPE (fh) == SVt_PVGV)
109 return PerlIO_fileno (IoIFP (sv_2io (fh)));
110
111 if (SvIOK (fh))
112 return SvIV (fh);
113
114 return -1;
115}
116
117static Event
118e_new (SV *fh, short events, SV *cb)
119{
120 int fd = sv_fileno (fh);
121 Event ev;
122 SV *self = NEWSV (0, sizeof (struct ev));
123 SvPOK_only (self);
124 SvCUR_set (self, sizeof (struct ev));
125
126 ev = (Event)SvPVX (self);
127
128 ev->fh = newSVsv (fh);
129 ev->cb = newSVsv (cb);
130 ev->self = self;
131 ev->timeout = TIMEOUT_NONE;
132 ev->interval = 0.;
133 ev->abstime = 0;
134 ev->active = 0;
135
136 event_set (&ev->ev, fd, events, e_cb, (void *)ev);
137
138 return ev;
139}
140
141static struct timeval *
142e_tv (Event ev)
143{
144 static struct timeval tv;
145 double to = ev->timeout;
146
147 if (to == TIMEOUT_NONE)
148 return 0;
149
150 if (ev->abstime)
151 {
152 double now = e_now ();
153
154 if (ev->interval)
155 ev->timeout = (to += ceil ((now - to) / ev->interval) * ev->interval);
156
157 to -= now;
158 }
159 else if (to < 0.)
160 to = 0.;
161
162 tv_set (&tv, to);
163
164 return &tv;
165}
166
167static SV *e_self (Event ev)
168{
169 SV *rv;
170
171 if (SvOBJECT (ev->self))
172 rv = newRV_inc (ev->self);
173 else
174 {
175 rv = newRV_noinc (ev->self);
176 sv_bless (rv, stash_event);
177 SvREADONLY_on (ev->self);
178 }
179
180 return rv;
181}
182
183static int
184e_start (Event ev)
185{
186 if (ev->active) event_del (&ev->ev);
187 ev->active = 1;
188 return event_add (&ev->ev, e_tv (ev));
189}
190
191static int e_stop (Event ev)
192{
193 return ev->active
194 ? (ev->active = 0), event_del (&ev->ev)
195 : 0;
196}
197
198static void
199e_cb (int fd, short events, void *arg)
200{
201 struct ev *ev = (struct ev*)arg;
202 dSP;
203
204 ENTER;
205 SAVETMPS;
206
207 if (!(ev->ev.ev_events & EV_PERSIST) || (events & EV_TIMEOUT))
208 ev->active = 0;
209 203
210 PUSHMARK (SP); 204 PUSHMARK (SP);
211 EXTEND (SP, 2); 205 EXTEND (SP, 2);
212 PUSHs (sv_2mortal (e_self (ev))); 206 PUSHs (sv_self);
213 PUSHs (sv_2mortal (newSViv (events))); 207 PUSHs (sv_events);
208
214 PUTBACK; 209 PUTBACK;
215 call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL); 210 call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
216 211
217 if (ev->interval && !ev->active) 212 SvREFCNT_dec (sv_self);
218 e_start (ev);
219 213
220 FREETMPS; 214 if (sv_events_cache)
215 SvREFCNT_dec (sv_events);
216 else
217 sv_events_cache = sv_events;
221 218
222 if (SvTRUE (ERRSV)) 219 if (SvTRUE (ERRSV))
223 { 220 {
224 PUSHMARK (SP); 221 PUSHMARK (SP);
225 PUTBACK; 222 PUTBACK;
226 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR); 223 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
227 } 224 }
228 225
226 SP = PL_stack_base + mark;
227 PUTBACK;
228}
229
230static void
231e_once_cb (int revents, void *arg)
232{
233 dSP;
234 I32 mark = SP - PL_stack_base;
235 SV *sv_events;
236
237 if (sv_events_cache)
238 {
239 sv_events = sv_events_cache; sv_events_cache = 0;
240 SvIV_set (sv_events, revents);
241 }
242 else
243 sv_events = newSViv (revents);
244
245 PUSHMARK (SP);
246 XPUSHs (sv_events);
247
248 PUTBACK;
249 call_sv ((SV *)arg, G_DISCARD | G_VOID | G_EVAL);
250
251 SvREFCNT_dec ((SV *)arg);
252
253 if (sv_events_cache)
254 SvREFCNT_dec (sv_events);
255 else
256 sv_events_cache = sv_events;
257
258 if (SvTRUE (ERRSV))
259 {
260 PUSHMARK (SP);
261 PUTBACK;
262 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
263 }
264
265 SP = PL_stack_base + mark;
266 PUTBACK;
267}
268
269static ev_tstamp
270e_periodic_cb (ev_periodic *w, ev_tstamp now)
271{
272 ev_tstamp retval;
273 int count;
274 dSP;
275
276 ENTER;
277 SAVETMPS;
278
279 PUSHMARK (SP);
280 EXTEND (SP, 2);
281 PUSHs (newRV_inc (w->self)); /* w->self MUST be blessed by now */
282 PUSHs (newSVnv (now));
283
284 PUTBACK;
285 count = call_sv (w->fh, G_SCALAR | G_EVAL);
286 SPAGAIN;
287
288 if (SvTRUE (ERRSV))
289 {
290 PUSHMARK (SP);
291 PUTBACK;
292 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
293 SPAGAIN;
294 }
295
296 if (count > 0)
297 {
298 retval = SvNV (TOPs);
299
300 if (retval < now)
301 retval = now;
302 }
303 else
304 retval = now;
305
306 FREETMPS;
229 LEAVE; 307 LEAVE;
308
309 return retval;
230} 310}
231 311
232///////////////////////////////////////////////////////////////////////////// 312/////////////////////////////////////////////////////////////////////////////
233// DNS 313// DNS
234 314
315#ifndef _WIN32
235static void 316static void
236dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg) 317dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)
237{ 318{
238 dSP; 319 dSP;
239 SV *cb = (SV *)arg; 320 SV *cb = (SV *)arg;
278 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR); 359 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
279 } 360 }
280 361
281 LEAVE; 362 LEAVE;
282} 363}
364#endif
365
366#define CHECK_REPEAT(repeat) if (repeat < 0.) \
367 croak (# repeat " value must be >= 0");
368
369#define CHECK_FD(fh,fd) if ((fd) < 0) \
370 croak ("illegal file descriptor or filehandle (either no attached file descriptor or illegal value): %s", SvPV_nolen (fh));
371
372#define CHECK_SIG(sv,num) if ((num) < 0) \
373 croak ("illegal signal number or name: %s", SvPV_nolen (sv));
283 374
284///////////////////////////////////////////////////////////////////////////// 375/////////////////////////////////////////////////////////////////////////////
285// XS interface functions 376// XS interface functions
286 377
287MODULE = EV PACKAGE = EV PREFIX = event_ 378MODULE = EV PACKAGE = EV PREFIX = ev_
379
380PROTOTYPES: ENABLE
288 381
289BOOT: 382BOOT:
290{ 383{
291 int i;
292 HV *stash = gv_stashpv ("EV", 1); 384 HV *stash = gv_stashpv ("EV", 1);
293 385
294 static const struct { 386 static const struct {
295 const char *name; 387 const char *name;
296 IV iv; 388 IV iv;
297 } *civ, const_iv[] = { 389 } *civ, const_iv[] = {
298# define const_iv(pfx, name) { # name, (IV) pfx ## name }, 390# define const_iv(pfx, name) { # name, (IV) pfx ## name },
391 const_iv (EV_, MINPRI)
392 const_iv (EV_, MAXPRI)
393
394 const_iv (EV_, UNDEF)
299 const_iv (EV_, NONE) 395 const_iv (EV_, NONE)
300 const_iv (EV_, TIMEOUT) 396 const_iv (EV_, TIMEOUT)
301 const_iv (EV_, READ) 397 const_iv (EV_, READ)
302 const_iv (EV_, WRITE) 398 const_iv (EV_, WRITE)
303 const_iv (EV_, SIGNAL) 399 const_iv (EV_, SIGNAL)
400 const_iv (EV_, IDLE)
401 const_iv (EV_, CHECK)
304 const_iv (EV_, PERSIST) 402 const_iv (EV_, ERROR)
403
305 const_iv (EV, LOOP_ONCE) 404 const_iv (EV, LOOP_ONESHOT)
306 const_iv (EV, LOOP_NONBLOCK) 405 const_iv (EV, LOOP_NONBLOCK)
307 const_iv (EV, BUFFER_READ) 406 const_iv (EV, UNLOOP_ONE)
308 const_iv (EV, BUFFER_WRITE) 407 const_iv (EV, UNLOOP_ALL)
408
409 const_iv (EV, BACKEND_SELECT)
410 const_iv (EV, BACKEND_POLL)
309 const_iv (EV, BUFFER_EOF) 411 const_iv (EV, BACKEND_EPOLL)
412 const_iv (EV, BACKEND_KQUEUE)
413 const_iv (EV, BACKEND_DEVPOLL)
310 const_iv (EV, BUFFER_ERROR) 414 const_iv (EV, BACKEND_PORT)
311 const_iv (EV, BUFFER_TIMEOUT) 415 const_iv (EV, FLAG_AUTO)
416 const_iv (EV, FLAG_NOENV)
417 const_iv (EV, FLAG_FORKCHECK)
312 }; 418 };
313 419
314 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 420 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
315 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 421 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
316 422
317 stash_base = gv_stashpv ("EV::Base" , 1); 423 stash_watcher = gv_stashpv ("EV::Watcher" , 1);
424 stash_io = gv_stashpv ("EV::IO" , 1);
425 stash_timer = gv_stashpv ("EV::Timer" , 1);
426 stash_periodic = gv_stashpv ("EV::Periodic", 1);
427 stash_signal = gv_stashpv ("EV::Signal" , 1);
428 stash_idle = gv_stashpv ("EV::Idle" , 1);
429 stash_prepare = gv_stashpv ("EV::Prepare" , 1);
430 stash_check = gv_stashpv ("EV::Check" , 1);
431 stash_child = gv_stashpv ("EV::Child" , 1);
318 stash_event = gv_stashpv ("EV::Event", 1); 432 stash_embed = gv_stashpv ("EV::Embed" , 1);
433 stash_stat = gv_stashpv ("EV::Stat" , 1);
319 434
320 { 435 {
321 SV *sv = perl_get_sv ("EV::API", TRUE); 436 SV *sv = perl_get_sv ("EV::API", TRUE);
322 perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */ 437 perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
323 438
439 /* the poor man's shared library emulator */
324 evapi.ver = EV_API_VERSION; 440 evapi.ver = EV_API_VERSION;
325 evapi.rev = EV_API_REVISION; 441 evapi.rev = EV_API_REVISION;
442 evapi.sv_fileno = sv_fileno;
443 evapi.sv_signum = sv_signum;
326 evapi.now = e_now; 444 evapi.now = ev_now;
445 evapi.backend = ev_backend;
446 evapi.unloop = ev_unloop;
447 evapi.ref = ev_ref;
448 evapi.unref = ev_unref;
449 evapi.time = ev_time;
450 evapi.loop = ev_loop;
327 evapi.once = api_once; 451 evapi.once = ev_once;
452 evapi.io_start = ev_io_start;
453 evapi.io_stop = ev_io_stop;
454 evapi.timer_start = ev_timer_start;
455 evapi.timer_stop = ev_timer_stop;
456 evapi.timer_again = ev_timer_again;
457 evapi.periodic_start = ev_periodic_start;
458 evapi.periodic_stop = ev_periodic_stop;
459 evapi.signal_start = ev_signal_start;
460 evapi.signal_stop = ev_signal_stop;
461 evapi.idle_start = ev_idle_start;
462 evapi.idle_stop = ev_idle_stop;
463 evapi.prepare_start = ev_prepare_start;
464 evapi.prepare_stop = ev_prepare_stop;
465 evapi.check_start = ev_check_start;
466 evapi.check_stop = ev_check_stop;
467 evapi.child_start = ev_child_start;
468 evapi.child_stop = ev_child_stop;
469 evapi.stat_start = ev_stat_start;
470 evapi.stat_stop = ev_stat_stop;
471 evapi.stat_stat = ev_stat_stat;
328 472
329 sv_setiv (sv, (IV)&evapi); 473 sv_setiv (sv, (IV)&evapi);
330 SvREADONLY_on (sv); 474 SvREADONLY_on (sv);
331 } 475 }
476#ifndef _WIN32
477 pthread_atfork (0, 0, ev_default_fork);
478#endif
332} 479}
333 480
334double now () 481NV ev_now ()
335 CODE:
336 RETVAL = e_now ();
337 OUTPUT:
338 RETVAL
339 482
340const char *version () 483unsigned int ev_backend ()
341 ALIAS:
342 method = 1
343 CODE:
344 RETVAL = ix ? event_get_method () : event_get_version ();
345 OUTPUT:
346 RETVAL
347 484
348Base event_init () 485NV ev_time ()
349 486
350int event_priority_init (int npri) 487unsigned int ev_default_loop (unsigned int flags = ev_supported_backends ())
351 488
352int event_dispatch ()
353
354int event_loop (int flags = 0) 489void ev_loop (int flags = 0)
355 490
356int event_loopexit (double after = 0) 491void ev_unloop (int how = 1)
357 CODE:
358{
359 struct timeval tv;
360 tv_set (&tv, after);
361 event_loopexit (&tv);
362}
363 492
364Event event (SV *cb)
365 CODE:
366 RETVAL = e_new (NEWSV (0, 0), 0, cb);
367 OUTPUT:
368 RETVAL
369
370Event io (SV *fh, short events, SV *cb) 493ev_io *io (SV *fh, int events, SV *cb)
371 ALIAS: 494 ALIAS:
372 io_ns = 1 495 io_ns = 1
373 CODE: 496 CODE:
497{
498 int fd = sv_fileno (fh);
499 CHECK_FD (fh, fd);
500
374 RETVAL = e_new (fh, events, cb); 501 RETVAL = e_new (sizeof (ev_io), cb);
502 RETVAL->fh = newSVsv (fh);
503 ev_io_set (RETVAL, fd, events);
375 if (!ix) e_start (RETVAL); 504 if (!ix) START (io, RETVAL);
376 OUTPUT:
377 RETVAL
378
379Event timed_io (SV *fh, short events, double timeout, SV *cb)
380 ALIAS:
381 timed_io_ns = 1
382 CODE:
383{
384 events = timeout ? events & ~EV_PERSIST : events | EV_PERSIST;
385
386 RETVAL = e_new (fh, events, cb);
387
388 if (timeout)
389 {
390 RETVAL->timeout = timeout;
391 RETVAL->interval = 1;
392 }
393
394 if (!ix) e_start (RETVAL);
395} 505}
396 OUTPUT: 506 OUTPUT:
397 RETVAL 507 RETVAL
398 508
399Event timer (double after, int repeat, SV *cb) 509ev_timer *timer (NV after, NV repeat, SV *cb)
400 ALIAS: 510 ALIAS:
401 timer_ns = 1 511 timer_ns = 1
512 INIT:
513 CHECK_REPEAT (repeat);
402 CODE: 514 CODE:
403 RETVAL = e_new (NEWSV (0, 0), 0, cb); 515 RETVAL = e_new (sizeof (ev_timer), cb);
404 RETVAL->timeout = after; 516 ev_timer_set (RETVAL, after, repeat);
405 RETVAL->interval = repeat; 517 if (!ix) START (timer, RETVAL);
406 if (!ix) e_start (RETVAL);
407 OUTPUT: 518 OUTPUT:
408 RETVAL 519 RETVAL
409 520
410Event timer_abs (double at, double interval, SV *cb) 521SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
411 ALIAS: 522 ALIAS:
412 timer_abs_ns = 1 523 periodic_ns = 1
524 INIT:
525 CHECK_REPEAT (interval);
413 CODE: 526 CODE:
414 RETVAL = e_new (NEWSV (0, 0), 0, cb); 527{
415 RETVAL->timeout = at; 528 ev_periodic *w;
416 RETVAL->interval = interval; 529 w = e_new (sizeof (ev_periodic), cb);
417 RETVAL->abstime = 1; 530 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
418 if (!ix) e_start (RETVAL); 531 ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
532 RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
533 if (!ix) START (periodic, w);
534}
419 OUTPUT: 535 OUTPUT:
420 RETVAL 536 RETVAL
421 537
422Event signal (Signal signum, SV *cb) 538ev_signal *signal (SV *signal, SV *cb)
423 ALIAS: 539 ALIAS:
424 signal_ns = 1 540 signal_ns = 1
425 CODE: 541 CODE:
426 RETVAL = e_new (ST (0), EV_SIGNAL | EV_PERSIST, cb); 542{
427 RETVAL->ev.ev_fd = signum; 543 Signal signum = sv_signum (signal);
544 CHECK_SIG (signal, signum);
545
546 RETVAL = e_new (sizeof (ev_signal), cb);
547 ev_signal_set (RETVAL, signum);
548 if (!ix) START (signal, RETVAL);
549}
550 OUTPUT:
551 RETVAL
552
553ev_idle *idle (SV *cb)
554 ALIAS:
555 idle_ns = 1
556 CODE:
557 RETVAL = e_new (sizeof (ev_idle), cb);
558 ev_idle_set (RETVAL);
559 if (!ix) START (idle, RETVAL);
560 OUTPUT:
561 RETVAL
562
563ev_prepare *prepare (SV *cb)
564 ALIAS:
565 prepare_ns = 1
566 CODE:
567 RETVAL = e_new (sizeof (ev_prepare), cb);
568 ev_prepare_set (RETVAL);
569 if (!ix) START (prepare, RETVAL);
570 OUTPUT:
571 RETVAL
572
573ev_check *check (SV *cb)
574 ALIAS:
575 check_ns = 1
576 CODE:
577 RETVAL = e_new (sizeof (ev_check), cb);
578 ev_check_set (RETVAL);
579 if (!ix) START (check, RETVAL);
580 OUTPUT:
581 RETVAL
582
583ev_child *child (int pid, SV *cb)
584 ALIAS:
585 child_ns = 1
586 CODE:
587 RETVAL = e_new (sizeof (ev_child), cb);
588 ev_child_set (RETVAL, pid);
589 if (!ix) START (child, RETVAL);
590 OUTPUT:
591 RETVAL
592
593ev_stat *stat (SV *path, NV interval, SV *cb)
594 ALIAS:
595 stat_ns = 1
596 CODE:
597 RETVAL = e_new (sizeof (ev_stat), cb);
598 RETVAL->fh = newSVsv (path);
599 ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
428 if (!ix) e_start (RETVAL); 600 if (!ix) START (stat, RETVAL);
429 OUTPUT: 601 OUTPUT:
430 RETVAL 602 RETVAL
603
604void once (SV *fh, int events, SV *timeout, SV *cb)
605 CODE:
606 ev_once (
607 sv_fileno (fh), events,
608 SvOK (timeout) ? SvNV (timeout) : -1.,
609 e_once_cb,
610 newSVsv (cb)
611 );
431 612
432PROTOTYPES: DISABLE 613PROTOTYPES: DISABLE
433 614
434
435MODULE = EV PACKAGE = EV::Base PREFIX = event_base_
436
437Base new ()
438 CODE:
439 RETVAL = event_init ();
440 OUTPUT:
441 RETVAL
442
443int event_base_dispatch (Base base)
444
445int event_base_loop (Base base, int flags = 0)
446
447int event_base_loopexit (Base base, double after)
448 CODE:
449{
450 struct timeval tv;
451 tv.tv_sec = (long)after;
452 tv.tv_usec = (long)(after - tv.tv_sec) * 1e6;
453 event_base_loopexit (base, &tv);
454}
455
456int event_base_priority_init (Base base, int npri)
457
458void event_base_set (Base base, Event ev)
459 C_ARGS: base, &ev->ev
460
461void DESTROY (Base base)
462 CODE:
463 /*event_base_free (base);*/ /* causes too many problems */
464
465
466MODULE = EV PACKAGE = EV::Event PREFIX = event_ 615MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
467 616
468int event_priority_set (Event ev, int pri) 617int ev_is_active (ev_watcher *w)
469 C_ARGS: &ev->ev, pri
470 618
471int event_add (Event ev, double timeout = TIMEOUT_NONE) 619int ev_is_pending (ev_watcher *w)
472 CODE:
473 ev->timeout = timeout;
474 ev->abstime = 0;
475 RETVAL = e_start (ev);
476 OUTPUT:
477 RETVAL
478 620
479int event_start (Event ev) 621int keepalive (ev_watcher *w, int new_value = 0)
480 CODE: 622 CODE:
481 RETVAL = e_start (ev); 623{
482 OUTPUT: 624 RETVAL = w->flags & WFLAG_KEEPALIVE;
483 RETVAL 625 new_value = new_value ? WFLAG_KEEPALIVE : 0;
484 626
485int event_del (Event ev) 627 if (items > 1 && ((new_value ^ w->flags) & WFLAG_KEEPALIVE))
486 ALIAS: 628 {
487 stop = 0 629 REF (w);
488 CODE: 630 w->flags = (w->flags & ~WFLAG_KEEPALIVE) | new_value;
489 RETVAL = e_stop (ev); 631 UNREF (w);
632 }
633}
490 OUTPUT: 634 OUTPUT:
491 RETVAL 635 RETVAL
492 636
493void DESTROY (Event ev)
494 CODE:
495 e_stop (ev);
496 SvREFCNT_dec (ev->cb);
497 SvREFCNT_dec (ev->fh);
498
499SV *cb (Event ev, SV *new_cb = 0) 637SV *cb (ev_watcher *w, SV *new_cb = 0)
500 CODE: 638 CODE:
639{
501 RETVAL = newSVsv (ev->cb); 640 RETVAL = newSVsv (w->cb_sv);
641
502 if (items > 1) 642 if (items > 1)
503 sv_setsv (ev->cb, new_cb); 643 sv_setsv (w->cb_sv, new_cb);
644}
504 OUTPUT: 645 OUTPUT:
505 RETVAL 646 RETVAL
506 647
507SV *fh (Event ev, SV *new_fh = 0) 648SV *data (ev_watcher *w, SV *new_data = 0)
508 CODE: 649 CODE:
509 RETVAL = newSVsv (ev->fh); 650{
651 RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
652
510 if (items > 1) 653 if (items > 1)
511 { 654 {
512 if (ev->active) event_del (&ev->ev); 655 SvREFCNT_dec (w->data);
513 sv_setsv (ev->fh, new_fh); 656 w->data = newSVsv (new_data);
514 ev->ev.ev_fd = sv_fileno (ev->fh);
515 ev->ev.ev_events &= ev->ev.ev_events & ~EV_SIGNAL;
516 if (ev->active) event_add (&ev->ev, e_tv (ev));
517 } 657 }
658}
518 OUTPUT: 659 OUTPUT:
519 RETVAL 660 RETVAL
520 661
521SV *signal (Event ev, SV *new_signal = 0) 662void trigger (ev_watcher *w, int revents = EV_NONE)
522 CODE: 663 CODE:
523{ 664 w->cb (w, revents);
524 Signal signum;
525 665
526 if (items > 1) 666int priority (ev_watcher *w, int new_priority = 0)
527 signum = sv_signum (new_signal); /* may croak here */ 667 CODE:
528 668{
529 RETVAL = newSVsv (ev->fh); 669 RETVAL = w->priority;
530 670
531 if (items > 1) 671 if (items > 1)
532 { 672 {
533 if (ev->active) event_del (&ev->ev); 673 int active = ev_is_active (w);
534 sv_setsv (ev->fh, new_signal); 674
535 ev->ev.ev_fd = signum; 675 if (new_priority < EV_MINPRI || new_priority > EV_MAXPRI)
536 ev->ev.ev_events |= EV_SIGNAL; 676 croak ("watcher priority out of range, value must be between %d and %d, inclusive", EV_MINPRI, EV_MAXPRI);
537 if (ev->active) event_add (&ev->ev, e_tv (ev)); 677
678 if (active)
679 {
680 /* grrr. */
681 PUSHMARK (SP);
682 XPUSHs (ST (0));
683 call_method ("stop", G_DISCARD | G_VOID);
684 }
685
686 ev_set_priority (w, new_priority);
687
688 if (active)
689 {
690 PUSHMARK (SP);
691 XPUSHs (ST (0));
692 call_method ("start", G_DISCARD | G_VOID);
693 }
538 } 694 }
539} 695}
540 OUTPUT: 696 OUTPUT:
541 RETVAL 697 RETVAL
542 698
543short events (Event ev, short new_events = EV_UNDEF) 699MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
700
701void ev_io_start (ev_io *w)
544 CODE: 702 CODE:
545 RETVAL = ev->ev.ev_events; 703 START (io, w);
704
705void ev_io_stop (ev_io *w)
706 CODE:
707 STOP (io, w);
708
709void DESTROY (ev_io *w)
710 CODE:
711 STOP (io, w);
712 e_destroy (w);
713
714void set (ev_io *w, SV *fh, int events)
715 CODE:
716{
717 int fd = sv_fileno (fh);
718 CHECK_FD (fh, fd);
719
720 sv_setsv (w->fh, fh);
721 RESET (io, w, (w, fd, events));
722}
723
724SV *fh (ev_io *w, SV *new_fh = 0)
725 CODE:
726{
546 if (items > 1) 727 if (items > 1)
547 { 728 {
548 if (ev->active) event_del (&ev->ev); 729 int fd = sv_fileno (new_fh);
549 ev->ev.ev_events = new_events; 730 CHECK_FD (new_fh, fd);
550 if (ev->active) event_add (&ev->ev, e_tv (ev)); 731
732 RETVAL = w->fh;
733 w->fh = newSVsv (new_fh);
734
735 RESET (io, w, (w, fd, w->events));
551 } 736 }
737 else
738 RETVAL = newSVsv (w->fh);
739}
552 OUTPUT: 740 OUTPUT:
553 RETVAL 741 RETVAL
554 742
555double timeout (Event ev, double new_timeout = 0., int repeat = 0) 743int events (ev_io *w, int new_events = EV_UNDEF)
556 CODE: 744 CODE:
745{
746 RETVAL = w->events;
747
748 if (items > 1)
749 RESET (io, w, (w, w->fd, new_events));
750}
751 OUTPUT:
752 RETVAL
753
754MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
755
756void ev_signal_start (ev_signal *w)
757 CODE:
758 START (signal, w);
759
760void ev_signal_stop (ev_signal *w)
761 CODE:
762 STOP (signal, w);
763
764void DESTROY (ev_signal *w)
765 CODE:
766 STOP (signal, w);
767 e_destroy (w);
768
769void set (ev_signal *w, SV *signal)
770 CODE:
771{
772 Signal signum = sv_signum (signal);
773 CHECK_SIG (signal, signum);
774
775 RESET (signal, w, (w, signum));
776}
777
778int signal (ev_signal *w, SV *new_signal = 0)
779 CODE:
780{
557 RETVAL = ev->timeout; 781 RETVAL = w->signum;
782
558 if (items > 1) 783 if (items > 1)
559 { 784 {
560 if (ev->active) event_del (&ev->ev); 785 Signal signum = sv_signum (new_signal);
561 ev->timeout = new_timeout; 786 CHECK_SIG (new_signal, signum);
562 ev->interval = repeat; 787
563 ev->abstime = 0; 788 RESET (signal, w, (w, signum));
564 if (ev->active) event_add (&ev->ev, e_tv (ev));
565 } 789 }
790}
566 OUTPUT: 791 OUTPUT:
567 RETVAL 792 RETVAL
568 793
569void timeout_abs (Event ev, double at, double interval = 0.) 794MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
795
796void ev_timer_start (ev_timer *w)
797 INIT:
798 CHECK_REPEAT (w->repeat);
799 CODE:
800 START (timer, w);
801
802void ev_timer_stop (ev_timer *w)
803 CODE:
804 STOP (timer, w);
805
806void ev_timer_again (ev_timer *w)
807 INIT:
808 CHECK_REPEAT (w->repeat);
809 CODE:
810 REF (w);
811 ev_timer_again (w);
812 UNREF (w);
813
814void DESTROY (ev_timer *w)
815 CODE:
816 STOP (timer, w);
817 e_destroy (w);
818
819void set (ev_timer *w, NV after, NV repeat = 0.)
820 INIT:
821 CHECK_REPEAT (repeat);
822 CODE:
823 RESET (timer, w, (w, after, repeat));
824
825MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
826
827void ev_periodic_start (ev_periodic *w)
828 INIT:
829 CHECK_REPEAT (w->interval);
830 CODE:
831 START (periodic, w);
832
833void ev_periodic_stop (ev_periodic *w)
834 CODE:
835 STOP (periodic, w);
836
837void ev_periodic_again (ev_periodic *w)
838 CODE:
839 REF (w);
840 ev_periodic_again (w);
841 UNREF (w);
842
843void DESTROY (ev_periodic *w)
844 CODE:
845 STOP (periodic, w);
846 e_destroy (w);
847
848void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
849 INIT:
850 CHECK_REPEAT (interval);
851 CODE:
852{
853 SvREFCNT_dec (w->fh);
854 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
855
856 RESET (periodic, w, (w, at, interval, w->fh ? e_periodic_cb : 0));
857}
858
859MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
860
861void ev_idle_start (ev_idle *w)
862 CODE:
863 START (idle, w);
864
865void ev_idle_stop (ev_idle *w)
866 CODE:
867 STOP (idle, w);
868
869void DESTROY (ev_idle *w)
870 CODE:
871 STOP (idle, w);
872 e_destroy (w);
873
874MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_check_
875
876void ev_prepare_start (ev_prepare *w)
877 CODE:
878 START (prepare, w);
879
880void ev_prepare_stop (ev_prepare *w)
881 CODE:
882 STOP (prepare, w);
883
884void DESTROY (ev_prepare *w)
885 CODE:
886 STOP (prepare, w);
887 e_destroy (w);
888
889MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
890
891void ev_check_start (ev_check *w)
892 CODE:
893 START (check, w);
894
895void ev_check_stop (ev_check *w)
896 CODE:
897 STOP (check, w);
898
899void DESTROY (ev_check *w)
900 CODE:
901 STOP (check, w);
902 e_destroy (w);
903
904MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
905
906void ev_child_start (ev_child *w)
907 CODE:
908 START (child, w);
909
910void ev_child_stop (ev_child *w)
911 CODE:
912 STOP (child, w);
913
914void DESTROY (ev_child *w)
915 CODE:
916 STOP (child, w);
917 e_destroy (w);
918
919void set (ev_child *w, int pid)
920 CODE:
921 RESET (child, w, (w, pid));
922
923int pid (ev_child *w, int new_pid = 0)
924 CODE:
925{
926 RETVAL = w->pid;
927
928 if (items > 1)
929 RESET (child, w, (w, new_pid));
930}
931 OUTPUT:
932 RETVAL
933
934
935int rstatus (ev_child *w)
936 ALIAS:
937 rpid = 1
938 CODE:
939 RETVAL = ix ? w->rpid : w->rstatus;
940 OUTPUT:
941 RETVAL
942
943MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
944
945void ev_stat_start (ev_stat *w)
946 CODE:
947 START (stat, w);
948
949void ev_stat_stop (ev_stat *w)
950 CODE:
951 STOP (stat, w);
952
953void DESTROY (ev_stat *w)
954 CODE:
955 STOP (stat, w);
956 e_destroy (w);
957
958void set (ev_stat *w, SV *path, NV interval)
959 CODE:
960{
961 sv_setsv (w->fh, path);
962 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), interval));
963}
964
965SV *path (ev_stat *w, SV *new_path = 0)
966 CODE:
967{
968 RETVAL = SvREFCNT_inc (w->fh);
969
970 if (items > 1)
971 {
972 SvREFCNT_dec (w->fh);
973 w->fh = newSVsv (new_path);
974 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), w->interval));
975 }
976}
977 OUTPUT:
978 RETVAL
979
980NV interval (ev_stat *w, NV new_interval = 0.)
981 CODE:
982{
983 RETVAL = w->interval;
984
985 if (items > 1)
986 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), new_interval));
987}
988 OUTPUT:
989 RETVAL
990
991void prev (ev_stat *w)
992 ALIAS:
993 stat = 1
994 attr = 2
570 CODE: 995 PPCODE:
571 if (ev->active) event_del (&ev->ev); 996{
572 ev->timeout = at; 997 ev_statdata *s = ix ? &w->attr : &w->prev;
573 ev->interval = interval;
574 ev->abstime = 1;
575 if (ev->active) event_add (&ev->ev, e_tv (ev));
576 998
999 if (ix == 1)
1000 ev_stat_stat (w);
1001 else if (!s->st_nlink)
1002 errno = ENOENT;
1003
1004 PL_statcache.st_dev = s->st_nlink;
1005 PL_statcache.st_ino = s->st_ino;
1006 PL_statcache.st_mode = s->st_mode;
1007 PL_statcache.st_nlink = s->st_nlink;
1008 PL_statcache.st_uid = s->st_uid;
1009 PL_statcache.st_gid = s->st_gid;
1010 PL_statcache.st_rdev = s->st_rdev;
1011 PL_statcache.st_size = s->st_size;
1012 PL_statcache.st_atime = s->st_atime;
1013 PL_statcache.st_mtime = s->st_mtime;
1014 PL_statcache.st_ctime = s->st_ctime;
1015
1016 if (GIMME_V == G_SCALAR)
1017 XPUSHs (boolSV (s->st_nlink));
1018 else if (GIMME_V == G_ARRAY && s->st_nlink)
1019 {
1020 EXTEND (SP, 13);
1021 PUSHs (sv_2mortal (newSViv (s->st_dev)));
1022 PUSHs (sv_2mortal (newSViv (s->st_ino)));
1023 PUSHs (sv_2mortal (newSVuv (s->st_mode)));
1024 PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
1025 PUSHs (sv_2mortal (newSViv (s->st_uid)));
1026 PUSHs (sv_2mortal (newSViv (s->st_gid)));
1027 PUSHs (sv_2mortal (newSViv (s->st_rdev)));
1028 PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
1029 PUSHs (sv_2mortal (newSVnv (s->st_atime)));
1030 PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
1031 PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
1032 PUSHs (sv_2mortal (newSVuv (4096)));
1033 PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
1034 }
1035}
1036
1037#ifndef _WIN32
577 1038
578MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_ 1039MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_
579 1040
580BOOT: 1041BOOT:
581{ 1042{
652 1113
653int evdns_set_option (char *option, char *val, int flags) 1114int evdns_set_option (char *option, char *val, int flags)
654 1115
655int evdns_resolv_conf_parse (int flags, const char *filename) 1116int evdns_resolv_conf_parse (int flags, const char *filename)
656 1117
657#ifdef MS_WINDOWS 1118#ifdef _WIN32
658 1119
659int evdns_config_windows_nameservers () 1120int evdns_config_windows_nameservers ()
660 1121
661#endif 1122#endif
662 1123
664 1125
665void evdns_search_add (char *domain) 1126void evdns_search_add (char *domain)
666 1127
667void evdns_search_ndots_set (int ndots) 1128void evdns_search_ndots_set (int ndots)
668 1129
1130#if 0
669 1131
670MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_ 1132MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
671 1133
672BOOT: 1134BOOT:
673{ 1135{
703 1165
704#HttpRequest new (SV *klass, SV *cb) 1166#HttpRequest new (SV *klass, SV *cb)
705 1167
706#void DESTROY (struct evhttp_request *req); 1168#void DESTROY (struct evhttp_request *req);
707 1169
1170#endif
708 1171
1172#endif
709 1173
710 1174
711 1175
712 1176
713 1177
714 1178
1179

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