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Comparing EV/EV.xs (file contents):
Revision 1.14 by root, Tue Oct 30 12:48:29 2007 UTC vs.
Revision 1.82 by root, Wed Nov 28 17:32:24 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}
63
64static void
65api_once (int fd, short events, double timeout, void (*cb)(int, short, void *), void *arg)
66{
67 if (timeout >= 0.)
68 {
69 struct timeval tv;
70 tv_set (&tv, timeout);
71 event_once (fd, events, cb, arg, &tv);
72 }
73 else
74 event_once (fd, events, cb, arg, 0);
75} 113}
76 114
77///////////////////////////////////////////////////////////////////////////// 115/////////////////////////////////////////////////////////////////////////////
78// Event 116// Event
79 117
80typedef struct ev { 118static void e_cb (ev_watcher *w, int revents);
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;
89 119
90static double 120static int
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) 121sv_fileno (SV *fh)
102{ 122{
103 SvGETMAGIC (fh); 123 SvGETMAGIC (fh);
104 124
105 if (SvROK (fh)) 125 if (SvROK (fh))
106 fh = SvRV (fh); 126 fh = SvRV (fh);
107 127
108 if (SvTYPE (fh) == SVt_PVGV) 128 if (SvTYPE (fh) == SVt_PVGV)
109 return PerlIO_fileno (IoIFP (sv_2io (fh))); 129 return PerlIO_fileno (IoIFP (sv_2io (fh)));
110 130
111 if (SvIOK (fh)) 131 if (SvOK (fh) && (SvIV (fh) >= 0) && (SvIV (fh) < 0x7fffffffL))
112 return SvIV (fh); 132 return SvIV (fh);
113 133
114 return -1; 134 return -1;
115} 135}
116 136
117static Event 137static void *
118e_new (SV *fh, short events, SV *cb) 138e_new (int size, SV *cb_sv)
119{ 139{
120 int fd = sv_fileno (fh); 140 ev_watcher *w;
121 Event ev;
122 SV *self = NEWSV (0, sizeof (struct ev)); 141 SV *self = NEWSV (0, size);
123 SvPOK_only (self); 142 SvPOK_only (self);
124 SvCUR_set (self, sizeof (struct ev)); 143 SvCUR_set (self, size);
125 144
126 ev = (Event)SvPVX (self); 145 w = (ev_watcher *)SvPVX (self);
127 146
128 ev->fh = newSVsv (fh); 147 ev_init (w, e_cb);
129 ev->cb = newSVsv (cb); 148
149 w->flags = WFLAG_KEEPALIVE;
150 w->data = 0;
151 w->fh = 0;
152 w->cb_sv = newSVsv (cb_sv);
130 ev->self = self; 153 w->self = self;
131 ev->timeout = TIMEOUT_NONE;
132 ev->interval = 0.;
133 ev->abstime = 0;
134 ev->active = 0;
135 154
136 event_set (&ev->ev, fd, events, e_cb, (void *)ev); 155 return (void *)w;
137
138 return ev;
139} 156}
140 157
141static struct timeval * 158static void
142e_tv (Event ev) 159e_destroy (void *w_)
143{ 160{
144 static struct timeval tv; 161 ev_watcher *w = (ev_watcher *)w_;
145 double to = ev->timeout;
146 162
147 if (to == TIMEOUT_NONE) 163 SvREFCNT_dec (w->fh ); w->fh = 0;
148 return 0; 164 SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
149 165 SvREFCNT_dec (w->data ); w->data = 0;
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}
166 167
167static SV *e_self (Event ev) 168static SV *
169e_bless (ev_watcher *w, HV *stash)
168{ 170{
169 SV *rv; 171 SV *rv;
170 172
171 if (SvOBJECT (ev->self)) 173 if (SvOBJECT (w->self))
172 rv = newRV_inc (ev->self); 174 rv = newRV_inc (w->self);
173 else 175 else
174 { 176 {
175 rv = newRV_noinc (ev->self); 177 rv = newRV_noinc (w->self);
176 sv_bless (rv, stash_event); 178 sv_bless (rv, stash);
177 SvREADONLY_on (ev->self); 179 SvREADONLY_on (w->self);
178 } 180 }
179 181
180 return rv; 182 return rv;
181} 183}
182 184
183static int 185static SV *sv_events_cache;
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}
197 186
198static void 187static void
199e_cb (int fd, short events, void *arg) 188e_cb (ev_watcher *w, int revents)
200{ 189{
201 struct ev *ev = (struct ev*)arg;
202 dSP; 190 dSP;
203 I32 mark = SP - PL_stack_base; 191 I32 mark = SP - PL_stack_base;
204 SV *sv_self, *sv_events; 192 SV *sv_self, *sv_events;
205 static SV *sv_events_cache;
206 193
207 if (!(ev->ev.ev_events & EV_PERSIST) || (events & EV_TIMEOUT)) 194 sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
208 ev->active = 0;
209
210 sv_self = e_self (ev);
211 195
212 if (sv_events_cache) 196 if (sv_events_cache)
213 { 197 {
214 sv_events = sv_events_cache; sv_events_cache = 0; 198 sv_events = sv_events_cache; sv_events_cache = 0;
215 SvIV_set (sv_events, events); 199 SvIV_set (sv_events, revents);
216 } 200 }
217 else 201 else
218 sv_events = newSViv (events); 202 sv_events = newSViv (revents);
219 203
220 PUSHMARK (SP); 204 PUSHMARK (SP);
221 EXTEND (SP, 2); 205 EXTEND (SP, 2);
222 PUSHs (sv_self); 206 PUSHs (sv_self);
223 PUSHs (sv_events); 207 PUSHs (sv_events);
208
224 PUTBACK; 209 PUTBACK;
225 call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL); 210 call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
226 SP = PL_stack_base + mark; PUTBACK;
227 211
228 SvREFCNT_dec (sv_self); 212 SvREFCNT_dec (sv_self);
229 213
230 if (sv_events_cache) 214 if (sv_events_cache)
231 SvREFCNT_dec (sv_events); 215 SvREFCNT_dec (sv_events);
232 else 216 else
233 sv_events_cache = sv_events; 217 sv_events_cache = sv_events;
234
235 if (ev->interval && !ev->active)
236 e_start (ev);
237 218
238 if (SvTRUE (ERRSV)) 219 if (SvTRUE (ERRSV))
239 { 220 {
240 PUSHMARK (SP); 221 PUSHMARK (SP);
241 PUTBACK; 222 PUTBACK;
242 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);
243 SP = PL_stack_base + mark; PUTBACK;
244 } 224 }
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;
307 LEAVE;
308
309 return retval;
245} 310}
246 311
247///////////////////////////////////////////////////////////////////////////// 312/////////////////////////////////////////////////////////////////////////////
248// DNS 313// DNS
249 314
315#ifndef _WIN32
250static void 316static void
251dns_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)
252{ 318{
253 dSP; 319 dSP;
254 SV *cb = (SV *)arg; 320 SV *cb = (SV *)arg;
293 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);
294 } 360 }
295 361
296 LEAVE; 362 LEAVE;
297} 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));
298 374
299///////////////////////////////////////////////////////////////////////////// 375/////////////////////////////////////////////////////////////////////////////
300// XS interface functions 376// XS interface functions
301 377
302MODULE = EV PACKAGE = EV PREFIX = event_ 378MODULE = EV PACKAGE = EV PREFIX = ev_
379
380PROTOTYPES: ENABLE
303 381
304BOOT: 382BOOT:
305{ 383{
306 int i;
307 HV *stash = gv_stashpv ("EV", 1); 384 HV *stash = gv_stashpv ("EV", 1);
308 385
309 static const struct { 386 static const struct {
310 const char *name; 387 const char *name;
311 IV iv; 388 IV iv;
312 } *civ, const_iv[] = { 389 } *civ, const_iv[] = {
313# 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)
314 const_iv (EV_, NONE) 395 const_iv (EV_, NONE)
315 const_iv (EV_, TIMEOUT) 396 const_iv (EV_, TIMEOUT)
316 const_iv (EV_, READ) 397 const_iv (EV_, READ)
317 const_iv (EV_, WRITE) 398 const_iv (EV_, WRITE)
318 const_iv (EV_, SIGNAL) 399 const_iv (EV_, SIGNAL)
400 const_iv (EV_, IDLE)
401 const_iv (EV_, CHECK)
319 const_iv (EV_, PERSIST) 402 const_iv (EV_, ERROR)
403
320 const_iv (EV, LOOP_ONCE) 404 const_iv (EV, LOOP_ONESHOT)
321 const_iv (EV, LOOP_NONBLOCK) 405 const_iv (EV, LOOP_NONBLOCK)
322 const_iv (EV, BUFFER_READ) 406 const_iv (EV, UNLOOP_ONE)
323 const_iv (EV, BUFFER_WRITE) 407 const_iv (EV, UNLOOP_ALL)
408
409 const_iv (EV, BACKEND_SELECT)
410 const_iv (EV, BACKEND_POLL)
324 const_iv (EV, BUFFER_EOF) 411 const_iv (EV, BACKEND_EPOLL)
412 const_iv (EV, BACKEND_KQUEUE)
413 const_iv (EV, BACKEND_DEVPOLL)
325 const_iv (EV, BUFFER_ERROR) 414 const_iv (EV, BACKEND_PORT)
326 const_iv (EV, BUFFER_TIMEOUT) 415 const_iv (EV, FLAG_AUTO)
416 const_iv (EV, FLAG_NOENV)
327 }; 417 };
328 418
329 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 419 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
330 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 420 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
331 421
332 stash_base = gv_stashpv ("EV::Base" , 1); 422 stash_watcher = gv_stashpv ("EV::Watcher" , 1);
423 stash_io = gv_stashpv ("EV::IO" , 1);
424 stash_timer = gv_stashpv ("EV::Timer" , 1);
425 stash_periodic = gv_stashpv ("EV::Periodic", 1);
426 stash_signal = gv_stashpv ("EV::Signal" , 1);
427 stash_idle = gv_stashpv ("EV::Idle" , 1);
428 stash_prepare = gv_stashpv ("EV::Prepare" , 1);
429 stash_check = gv_stashpv ("EV::Check" , 1);
430 stash_child = gv_stashpv ("EV::Child" , 1);
333 stash_event = gv_stashpv ("EV::Event", 1); 431 stash_embed = gv_stashpv ("EV::Embed" , 1);
432 stash_stat = gv_stashpv ("EV::Stat" , 1);
334 433
335 { 434 {
336 SV *sv = perl_get_sv ("EV::API", TRUE); 435 SV *sv = perl_get_sv ("EV::API", TRUE);
337 perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */ 436 perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
338 437
438 /* the poor man's shared library emulator */
339 evapi.ver = EV_API_VERSION; 439 evapi.ver = EV_API_VERSION;
340 evapi.rev = EV_API_REVISION; 440 evapi.rev = EV_API_REVISION;
441 evapi.sv_fileno = sv_fileno;
442 evapi.sv_signum = sv_signum;
341 evapi.now = e_now; 443 evapi.now = ev_now;
342 evapi.once = api_once; 444 evapi.backend = ev_backend;
445 evapi.unloop = ev_unloop;
446 evapi.ref = ev_ref;
447 evapi.unref = ev_unref;
448 evapi.time = ev_time;
343 evapi.loop = event_loop; 449 evapi.loop = ev_loop;
450 evapi.once = ev_once;
451 evapi.io_start = ev_io_start;
452 evapi.io_stop = ev_io_stop;
453 evapi.timer_start = ev_timer_start;
454 evapi.timer_stop = ev_timer_stop;
455 evapi.timer_again = ev_timer_again;
456 evapi.periodic_start = ev_periodic_start;
457 evapi.periodic_stop = ev_periodic_stop;
458 evapi.signal_start = ev_signal_start;
459 evapi.signal_stop = ev_signal_stop;
460 evapi.idle_start = ev_idle_start;
461 evapi.idle_stop = ev_idle_stop;
462 evapi.prepare_start = ev_prepare_start;
463 evapi.prepare_stop = ev_prepare_stop;
464 evapi.check_start = ev_check_start;
465 evapi.check_stop = ev_check_stop;
466 evapi.child_start = ev_child_start;
467 evapi.child_stop = ev_child_stop;
468 evapi.stat_start = ev_stat_start;
469 evapi.stat_stop = ev_stat_stop;
470 evapi.stat_stat = ev_stat_stat;
344 471
345 sv_setiv (sv, (IV)&evapi); 472 sv_setiv (sv, (IV)&evapi);
346 SvREADONLY_on (sv); 473 SvREADONLY_on (sv);
347 } 474 }
475#ifndef _WIN32
476 pthread_atfork (0, 0, ev_default_fork);
477#endif
348} 478}
349 479
350double now () 480NV ev_now ()
351 CODE:
352 RETVAL = e_now ();
353 OUTPUT:
354 RETVAL
355 481
356const char *version () 482unsigned int ev_backend ()
357 ALIAS:
358 method = 1
359 CODE:
360 RETVAL = ix ? event_get_method () : event_get_version ();
361 OUTPUT:
362 RETVAL
363 483
364Base event_init () 484NV ev_time ()
365 485
366int event_priority_init (int npri) 486unsigned int ev_default_loop (unsigned int flags = ev_supported_backends ())
367 487
368int event_dispatch ()
369
370int event_loop (int flags = 0) 488void ev_loop (int flags = 0)
371 489
372int event_loopexit (double after = 0) 490void ev_unloop (int how = 1)
373 CODE:
374{
375 struct timeval tv;
376 tv_set (&tv, after);
377 event_loopexit (&tv);
378}
379 491
380Event event (SV *cb)
381 CODE:
382 RETVAL = e_new (NEWSV (0, 0), 0, cb);
383 OUTPUT:
384 RETVAL
385
386Event io (SV *fh, short events, SV *cb) 492ev_io *io (SV *fh, int events, SV *cb)
387 ALIAS: 493 ALIAS:
388 io_ns = 1 494 io_ns = 1
389 CODE: 495 CODE:
496{
497 int fd = sv_fileno (fh);
498 CHECK_FD (fh, fd);
499
390 RETVAL = e_new (fh, events, cb); 500 RETVAL = e_new (sizeof (ev_io), cb);
501 RETVAL->fh = newSVsv (fh);
502 ev_io_set (RETVAL, fd, events);
391 if (!ix) e_start (RETVAL); 503 if (!ix) START (io, RETVAL);
392 OUTPUT:
393 RETVAL
394
395Event timed_io (SV *fh, short events, double timeout, SV *cb)
396 ALIAS:
397 timed_io_ns = 1
398 CODE:
399{
400 events = timeout ? events & ~EV_PERSIST : events | EV_PERSIST;
401
402 RETVAL = e_new (fh, events, cb);
403
404 if (timeout)
405 {
406 RETVAL->timeout = timeout;
407 RETVAL->interval = 1;
408 }
409
410 if (!ix) e_start (RETVAL);
411} 504}
412 OUTPUT: 505 OUTPUT:
413 RETVAL 506 RETVAL
414 507
415Event timer (double after, int repeat, SV *cb) 508ev_timer *timer (NV after, NV repeat, SV *cb)
416 ALIAS: 509 ALIAS:
417 timer_ns = 1 510 timer_ns = 1
511 INIT:
512 CHECK_REPEAT (repeat);
418 CODE: 513 CODE:
419 RETVAL = e_new (NEWSV (0, 0), 0, cb); 514 RETVAL = e_new (sizeof (ev_timer), cb);
420 RETVAL->timeout = after; 515 ev_timer_set (RETVAL, after, repeat);
421 RETVAL->interval = repeat; 516 if (!ix) START (timer, RETVAL);
422 if (!ix) e_start (RETVAL);
423 OUTPUT: 517 OUTPUT:
424 RETVAL 518 RETVAL
425 519
426Event timer_abs (double at, double interval, SV *cb) 520SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
427 ALIAS: 521 ALIAS:
428 timer_abs_ns = 1 522 periodic_ns = 1
523 INIT:
524 CHECK_REPEAT (interval);
429 CODE: 525 CODE:
430 RETVAL = e_new (NEWSV (0, 0), 0, cb); 526{
431 RETVAL->timeout = at; 527 ev_periodic *w;
432 RETVAL->interval = interval; 528 w = e_new (sizeof (ev_periodic), cb);
433 RETVAL->abstime = 1; 529 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
434 if (!ix) e_start (RETVAL); 530 ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
531 RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
532 if (!ix) START (periodic, w);
533}
435 OUTPUT: 534 OUTPUT:
436 RETVAL 535 RETVAL
437 536
438Event signal (Signal signum, SV *cb) 537ev_signal *signal (SV *signal, SV *cb)
439 ALIAS: 538 ALIAS:
440 signal_ns = 1 539 signal_ns = 1
441 CODE: 540 CODE:
442 RETVAL = e_new (ST (0), EV_SIGNAL | EV_PERSIST, cb); 541{
443 RETVAL->ev.ev_fd = signum; 542 Signal signum = sv_signum (signal);
543 CHECK_SIG (signal, signum);
544
545 RETVAL = e_new (sizeof (ev_signal), cb);
546 ev_signal_set (RETVAL, signum);
547 if (!ix) START (signal, RETVAL);
548}
549 OUTPUT:
550 RETVAL
551
552ev_idle *idle (SV *cb)
553 ALIAS:
554 idle_ns = 1
555 CODE:
556 RETVAL = e_new (sizeof (ev_idle), cb);
557 ev_idle_set (RETVAL);
558 if (!ix) START (idle, RETVAL);
559 OUTPUT:
560 RETVAL
561
562ev_prepare *prepare (SV *cb)
563 ALIAS:
564 prepare_ns = 1
565 CODE:
566 RETVAL = e_new (sizeof (ev_prepare), cb);
567 ev_prepare_set (RETVAL);
568 if (!ix) START (prepare, RETVAL);
569 OUTPUT:
570 RETVAL
571
572ev_check *check (SV *cb)
573 ALIAS:
574 check_ns = 1
575 CODE:
576 RETVAL = e_new (sizeof (ev_check), cb);
577 ev_check_set (RETVAL);
578 if (!ix) START (check, RETVAL);
579 OUTPUT:
580 RETVAL
581
582ev_child *child (int pid, SV *cb)
583 ALIAS:
584 child_ns = 1
585 CODE:
586 RETVAL = e_new (sizeof (ev_child), cb);
587 ev_child_set (RETVAL, pid);
588 if (!ix) START (child, RETVAL);
589 OUTPUT:
590 RETVAL
591
592ev_stat *stat (SV *path, NV interval, SV *cb)
593 ALIAS:
594 stat_ns = 1
595 CODE:
596 RETVAL = e_new (sizeof (ev_stat), cb);
597 RETVAL->fh = newSVsv (path);
598 ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
444 if (!ix) e_start (RETVAL); 599 if (!ix) START (stat, RETVAL);
445 OUTPUT: 600 OUTPUT:
446 RETVAL 601 RETVAL
602
603void once (SV *fh, int events, SV *timeout, SV *cb)
604 CODE:
605 ev_once (
606 sv_fileno (fh), events,
607 SvOK (timeout) ? SvNV (timeout) : -1.,
608 e_once_cb,
609 newSVsv (cb)
610 );
447 611
448PROTOTYPES: DISABLE 612PROTOTYPES: DISABLE
449 613
450
451MODULE = EV PACKAGE = EV::Base PREFIX = event_base_
452
453Base new ()
454 CODE:
455 RETVAL = event_init ();
456 OUTPUT:
457 RETVAL
458
459int event_base_dispatch (Base base)
460
461int event_base_loop (Base base, int flags = 0)
462
463int event_base_loopexit (Base base, double after)
464 CODE:
465{
466 struct timeval tv;
467 tv.tv_sec = (long)after;
468 tv.tv_usec = (long)(after - tv.tv_sec) * 1e6;
469 event_base_loopexit (base, &tv);
470}
471
472int event_base_priority_init (Base base, int npri)
473
474void event_base_set (Base base, Event ev)
475 C_ARGS: base, &ev->ev
476
477void DESTROY (Base base)
478 CODE:
479 /*event_base_free (base);*/ /* causes too many problems */
480
481
482MODULE = EV PACKAGE = EV::Event PREFIX = event_ 614MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
483 615
484int event_priority_set (Event ev, int pri) 616int ev_is_active (ev_watcher *w)
485 C_ARGS: &ev->ev, pri
486 617
487int event_add (Event ev, double timeout = TIMEOUT_NONE) 618int ev_is_pending (ev_watcher *w)
488 CODE:
489 ev->timeout = timeout;
490 ev->abstime = 0;
491 RETVAL = e_start (ev);
492 OUTPUT:
493 RETVAL
494 619
495int event_start (Event ev) 620int keepalive (ev_watcher *w, int new_value = 0)
496 CODE: 621 CODE:
497 RETVAL = e_start (ev); 622{
498 OUTPUT: 623 RETVAL = w->flags & WFLAG_KEEPALIVE;
499 RETVAL 624 new_value = new_value ? WFLAG_KEEPALIVE : 0;
500 625
501int event_del (Event ev) 626 if (items > 1 && ((new_value ^ w->flags) & WFLAG_KEEPALIVE))
502 ALIAS: 627 {
503 stop = 0 628 REF (w);
504 CODE: 629 w->flags = (w->flags & ~WFLAG_KEEPALIVE) | new_value;
505 RETVAL = e_stop (ev); 630 UNREF (w);
631 }
632}
506 OUTPUT: 633 OUTPUT:
507 RETVAL 634 RETVAL
508 635
509void DESTROY (Event ev)
510 CODE:
511 e_stop (ev);
512 SvREFCNT_dec (ev->cb);
513 SvREFCNT_dec (ev->fh);
514
515SV *cb (Event ev, SV *new_cb = 0) 636SV *cb (ev_watcher *w, SV *new_cb = 0)
516 CODE: 637 CODE:
638{
517 RETVAL = newSVsv (ev->cb); 639 RETVAL = newSVsv (w->cb_sv);
640
518 if (items > 1) 641 if (items > 1)
519 sv_setsv (ev->cb, new_cb); 642 sv_setsv (w->cb_sv, new_cb);
643}
520 OUTPUT: 644 OUTPUT:
521 RETVAL 645 RETVAL
522 646
523SV *fh (Event ev, SV *new_fh = 0) 647SV *data (ev_watcher *w, SV *new_data = 0)
524 CODE: 648 CODE:
525 RETVAL = newSVsv (ev->fh); 649{
650 RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
651
526 if (items > 1) 652 if (items > 1)
527 { 653 {
528 if (ev->active) event_del (&ev->ev); 654 SvREFCNT_dec (w->data);
529 sv_setsv (ev->fh, new_fh); 655 w->data = newSVsv (new_data);
530 ev->ev.ev_fd = sv_fileno (ev->fh);
531 ev->ev.ev_events &= ev->ev.ev_events & ~EV_SIGNAL;
532 if (ev->active) event_add (&ev->ev, e_tv (ev));
533 } 656 }
657}
534 OUTPUT: 658 OUTPUT:
535 RETVAL 659 RETVAL
536 660
537SV *signal (Event ev, SV *new_signal = 0) 661void trigger (ev_watcher *w, int revents = EV_NONE)
538 CODE: 662 CODE:
539{ 663 w->cb (w, revents);
540 Signal signum;
541 664
542 if (items > 1) 665int priority (ev_watcher *w, int new_priority = 0)
543 signum = sv_signum (new_signal); /* may croak here */ 666 CODE:
544 667{
545 RETVAL = newSVsv (ev->fh); 668 RETVAL = w->priority;
546 669
547 if (items > 1) 670 if (items > 1)
548 { 671 {
549 if (ev->active) event_del (&ev->ev); 672 int active = ev_is_active (w);
550 sv_setsv (ev->fh, new_signal); 673
551 ev->ev.ev_fd = signum; 674 if (new_priority < EV_MINPRI || new_priority > EV_MAXPRI)
552 ev->ev.ev_events |= EV_SIGNAL; 675 croak ("watcher priority out of range, value must be between %d and %d, inclusive", EV_MINPRI, EV_MAXPRI);
553 if (ev->active) event_add (&ev->ev, e_tv (ev)); 676
677 if (active)
678 {
679 /* grrr. */
680 PUSHMARK (SP);
681 XPUSHs (ST (0));
682 call_method ("stop", G_DISCARD | G_VOID);
683 }
684
685 ev_set_priority (w, new_priority);
686
687 if (active)
688 {
689 PUSHMARK (SP);
690 XPUSHs (ST (0));
691 call_method ("start", G_DISCARD | G_VOID);
692 }
554 } 693 }
555} 694}
556 OUTPUT: 695 OUTPUT:
557 RETVAL 696 RETVAL
558 697
559short events (Event ev, short new_events = EV_UNDEF) 698MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
699
700void ev_io_start (ev_io *w)
560 CODE: 701 CODE:
561 RETVAL = ev->ev.ev_events; 702 START (io, w);
703
704void ev_io_stop (ev_io *w)
705 CODE:
706 STOP (io, w);
707
708void DESTROY (ev_io *w)
709 CODE:
710 STOP (io, w);
711 e_destroy (w);
712
713void set (ev_io *w, SV *fh, int events)
714 CODE:
715{
716 int fd = sv_fileno (fh);
717 CHECK_FD (fh, fd);
718
719 sv_setsv (w->fh, fh);
720 RESET (io, w, (w, fd, events));
721}
722
723SV *fh (ev_io *w, SV *new_fh = 0)
724 CODE:
725{
562 if (items > 1) 726 if (items > 1)
563 { 727 {
564 if (ev->active) event_del (&ev->ev); 728 int fd = sv_fileno (new_fh);
565 ev->ev.ev_events = new_events; 729 CHECK_FD (new_fh, fd);
566 if (ev->active) event_add (&ev->ev, e_tv (ev)); 730
731 RETVAL = w->fh;
732 w->fh = newSVsv (new_fh);
733
734 RESET (io, w, (w, fd, w->events));
567 } 735 }
736 else
737 RETVAL = newSVsv (w->fh);
738}
568 OUTPUT: 739 OUTPUT:
569 RETVAL 740 RETVAL
570 741
571double timeout (Event ev, double new_timeout = 0., int repeat = 0) 742int events (ev_io *w, int new_events = EV_UNDEF)
572 CODE: 743 CODE:
744{
745 RETVAL = w->events;
746
747 if (items > 1)
748 RESET (io, w, (w, w->fd, new_events));
749}
750 OUTPUT:
751 RETVAL
752
753MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
754
755void ev_signal_start (ev_signal *w)
756 CODE:
757 START (signal, w);
758
759void ev_signal_stop (ev_signal *w)
760 CODE:
761 STOP (signal, w);
762
763void DESTROY (ev_signal *w)
764 CODE:
765 STOP (signal, w);
766 e_destroy (w);
767
768void set (ev_signal *w, SV *signal)
769 CODE:
770{
771 Signal signum = sv_signum (signal);
772 CHECK_SIG (signal, signum);
773
774 RESET (signal, w, (w, signum));
775}
776
777int signal (ev_signal *w, SV *new_signal = 0)
778 CODE:
779{
573 RETVAL = ev->timeout; 780 RETVAL = w->signum;
781
574 if (items > 1) 782 if (items > 1)
575 { 783 {
576 if (ev->active) event_del (&ev->ev); 784 Signal signum = sv_signum (new_signal);
577 ev->timeout = new_timeout; 785 CHECK_SIG (new_signal, signum);
578 ev->interval = repeat; 786
579 ev->abstime = 0; 787 RESET (signal, w, (w, signum));
580 if (ev->active) event_add (&ev->ev, e_tv (ev));
581 } 788 }
789}
582 OUTPUT: 790 OUTPUT:
583 RETVAL 791 RETVAL
584 792
585void timeout_abs (Event ev, double at, double interval = 0.) 793MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
794
795void ev_timer_start (ev_timer *w)
796 INIT:
797 CHECK_REPEAT (w->repeat);
798 CODE:
799 START (timer, w);
800
801void ev_timer_stop (ev_timer *w)
802 CODE:
803 STOP (timer, w);
804
805void ev_timer_again (ev_timer *w)
806 INIT:
807 CHECK_REPEAT (w->repeat);
808 CODE:
809 REF (w);
810 ev_timer_again (w);
811 UNREF (w);
812
813void DESTROY (ev_timer *w)
814 CODE:
815 STOP (timer, w);
816 e_destroy (w);
817
818void set (ev_timer *w, NV after, NV repeat = 0.)
819 INIT:
820 CHECK_REPEAT (repeat);
821 CODE:
822 RESET (timer, w, (w, after, repeat));
823
824MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
825
826void ev_periodic_start (ev_periodic *w)
827 INIT:
828 CHECK_REPEAT (w->interval);
829 CODE:
830 START (periodic, w);
831
832void ev_periodic_stop (ev_periodic *w)
833 CODE:
834 STOP (periodic, w);
835
836void ev_periodic_again (ev_periodic *w)
837 CODE:
838 REF (w);
839 ev_periodic_again (w);
840 UNREF (w);
841
842void DESTROY (ev_periodic *w)
843 CODE:
844 STOP (periodic, w);
845 e_destroy (w);
846
847void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
848 INIT:
849 CHECK_REPEAT (interval);
850 CODE:
851{
852 SvREFCNT_dec (w->fh);
853 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
854
855 RESET (periodic, w, (w, at, interval, w->fh ? e_periodic_cb : 0));
856}
857
858MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
859
860void ev_idle_start (ev_idle *w)
861 CODE:
862 START (idle, w);
863
864void ev_idle_stop (ev_idle *w)
865 CODE:
866 STOP (idle, w);
867
868void DESTROY (ev_idle *w)
869 CODE:
870 STOP (idle, w);
871 e_destroy (w);
872
873MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_check_
874
875void ev_prepare_start (ev_prepare *w)
876 CODE:
877 START (prepare, w);
878
879void ev_prepare_stop (ev_prepare *w)
880 CODE:
881 STOP (prepare, w);
882
883void DESTROY (ev_prepare *w)
884 CODE:
885 STOP (prepare, w);
886 e_destroy (w);
887
888MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
889
890void ev_check_start (ev_check *w)
891 CODE:
892 START (check, w);
893
894void ev_check_stop (ev_check *w)
895 CODE:
896 STOP (check, w);
897
898void DESTROY (ev_check *w)
899 CODE:
900 STOP (check, w);
901 e_destroy (w);
902
903MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
904
905void ev_child_start (ev_child *w)
906 CODE:
907 START (child, w);
908
909void ev_child_stop (ev_child *w)
910 CODE:
911 STOP (child, w);
912
913void DESTROY (ev_child *w)
914 CODE:
915 STOP (child, w);
916 e_destroy (w);
917
918void set (ev_child *w, int pid)
919 CODE:
920 RESET (child, w, (w, pid));
921
922int pid (ev_child *w, int new_pid = 0)
923 CODE:
924{
925 RETVAL = w->pid;
926
927 if (items > 1)
928 RESET (child, w, (w, new_pid));
929}
930 OUTPUT:
931 RETVAL
932
933
934int rstatus (ev_child *w)
935 ALIAS:
936 rpid = 1
937 CODE:
938 RETVAL = ix ? w->rpid : w->rstatus;
939 OUTPUT:
940 RETVAL
941
942MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
943
944void ev_stat_start (ev_stat *w)
945 CODE:
946 START (stat, w);
947
948void ev_stat_stop (ev_stat *w)
949 CODE:
950 STOP (stat, w);
951
952void DESTROY (ev_stat *w)
953 CODE:
954 STOP (stat, w);
955 e_destroy (w);
956
957void set (ev_stat *w, SV *path, NV interval)
958 CODE:
959{
960 sv_setsv (w->fh, path);
961 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), interval));
962}
963
964SV *path (ev_stat *w, SV *new_path = 0)
965 CODE:
966{
967 RETVAL = SvREFCNT_inc (w->fh);
968
969 if (items > 1)
970 {
971 SvREFCNT_dec (w->fh);
972 w->fh = newSVsv (new_path);
973 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), w->interval));
974 }
975}
976 OUTPUT:
977 RETVAL
978
979NV interval (ev_stat *w, NV new_interval = 0.)
980 CODE:
981{
982 RETVAL = w->interval;
983
984 if (items > 1)
985 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), new_interval));
986}
987 OUTPUT:
988 RETVAL
989
990void prev (ev_stat *w)
991 ALIAS:
992 stat = 1
993 attr = 2
586 CODE: 994 PPCODE:
587 if (ev->active) event_del (&ev->ev); 995{
588 ev->timeout = at; 996 ev_statdata *s = ix ? &w->attr : &w->prev;
589 ev->interval = interval;
590 ev->abstime = 1;
591 if (ev->active) event_add (&ev->ev, e_tv (ev));
592 997
998 if (ix == 1)
999 ev_stat_stat (w);
1000 else if (!s->st_nlink)
1001 errno = ENOENT;
1002
1003 PL_statcache.st_dev = s->st_nlink;
1004 PL_statcache.st_ino = s->st_ino;
1005 PL_statcache.st_mode = s->st_mode;
1006 PL_statcache.st_nlink = s->st_nlink;
1007 PL_statcache.st_uid = s->st_uid;
1008 PL_statcache.st_gid = s->st_gid;
1009 PL_statcache.st_rdev = s->st_rdev;
1010 PL_statcache.st_size = s->st_size;
1011 PL_statcache.st_atime = s->st_atime;
1012 PL_statcache.st_mtime = s->st_mtime;
1013 PL_statcache.st_ctime = s->st_ctime;
1014
1015 if (GIMME_V == G_SCALAR)
1016 XPUSHs (boolSV (s->st_nlink));
1017 else if (GIMME_V == G_ARRAY && s->st_nlink)
1018 {
1019 EXTEND (SP, 13);
1020 PUSHs (sv_2mortal (newSViv (s->st_dev)));
1021 PUSHs (sv_2mortal (newSViv (s->st_ino)));
1022 PUSHs (sv_2mortal (newSVuv (s->st_mode)));
1023 PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
1024 PUSHs (sv_2mortal (newSViv (s->st_uid)));
1025 PUSHs (sv_2mortal (newSViv (s->st_gid)));
1026 PUSHs (sv_2mortal (newSViv (s->st_rdev)));
1027 PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
1028 PUSHs (sv_2mortal (newSVnv (s->st_atime)));
1029 PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
1030 PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
1031 PUSHs (sv_2mortal (newSVuv (4096)));
1032 PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
1033 }
1034}
1035
1036#ifndef _WIN32
593 1037
594MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_ 1038MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_
595 1039
596BOOT: 1040BOOT:
597{ 1041{
668 1112
669int evdns_set_option (char *option, char *val, int flags) 1113int evdns_set_option (char *option, char *val, int flags)
670 1114
671int evdns_resolv_conf_parse (int flags, const char *filename) 1115int evdns_resolv_conf_parse (int flags, const char *filename)
672 1116
673#ifdef MS_WINDOWS 1117#ifdef _WIN32
674 1118
675int evdns_config_windows_nameservers () 1119int evdns_config_windows_nameservers ()
676 1120
677#endif 1121#endif
678 1122
680 1124
681void evdns_search_add (char *domain) 1125void evdns_search_add (char *domain)
682 1126
683void evdns_search_ndots_set (int ndots) 1127void evdns_search_ndots_set (int ndots)
684 1128
1129#if 0
685 1130
686MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_ 1131MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
687 1132
688BOOT: 1133BOOT:
689{ 1134{
719 1164
720#HttpRequest new (SV *klass, SV *cb) 1165#HttpRequest new (SV *klass, SV *cb)
721 1166
722#void DESTROY (struct evhttp_request *req); 1167#void DESTROY (struct evhttp_request *req);
723 1168
1169#endif
724 1170
1171#endif
725 1172
726 1173
727 1174
728 1175
729 1176
730 1177
1178

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