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Comparing EV/EV.xs (file contents):
Revision 1.10 by root, Mon Oct 29 07:56:03 2007 UTC vs.
Revision 1.84 by root, Sat Dec 1 15:32:53 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> 8#include "EV/EVAPI.h"
9
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"
10#include <event.h> 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
11#include <evdns.h> 32#include "evdns.h"
33#include "evdns.c"
34#endif
12 35
13/* workaround for evhttp.h requiring obscure bsd headers */ 36#ifndef _WIN32
14#ifndef TAILQ_ENTRY 37# include <pthread.h>
15#define TAILQ_ENTRY(type) \ 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) \
16struct { \ 65 do { \
17 struct type *tqe_next; /* next element */ \ 66 int active = ev_is_active (w); \
18 struct type **tqe_prev; /* address of previous next element */ \ 67 if (active) STOP (type, w); \
19} 68 ev_ ## type ## _set seta; \
20#endif /* !TAILQ_ENTRY */ 69 if (active) START (type, w); \
21#include <evhttp.h> 70 } while (0)
22 71
23#define EV_NONE 0
24#define EV_UNDEF -1
25
26#define TIMEOUT_NONE HUGE_VAL
27
28typedef struct event_base *Base;
29typedef int Signal; 72typedef int Signal;
30 73
31static HV *stash_base, *stash_event; 74static struct EVAPI evapi;
32 75
33static double tv_get (struct timeval *tv) 76static HV
34{ 77 *stash_watcher,
35 return tv->tv_sec + tv->tv_usec * 1e-6; 78 *stash_io,
36} 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;
37 89
38static void tv_set (struct timeval *tv, double val) 90#ifndef SIG_SIZE
39{ 91/* kudos to Slaven Rezic for the idea */
40 tv->tv_sec = (long)val; 92static char sig_size [] = { SIG_NUM };
41 tv->tv_usec = (long)((val - (double)tv->tv_sec) * 1e6); 93# define SIG_SIZE (sizeof (sig_size) + 1)
94#endif
42 95
43}
44
45static int 96static Signal
46sv_signum (SV *sig) 97sv_signum (SV *sig)
47{ 98{
48 int signum; 99 Signal signum;
49 100
50 if (SvIV (sig) > 0) 101 SvGETMAGIC (sig);
51 return SvIV (sig);
52 102
53 for (signum = 1; signum < SIG_SIZE; ++signum) 103 for (signum = 1; signum < SIG_SIZE; ++signum)
54 if (strEQ (SvPV_nolen (sig), PL_sig_name [signum])) 104 if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
55 return signum; 105 return signum;
56 106
107 signum = SvIV (sig);
108
109 if (signum > 0 && signum < SIG_SIZE)
110 return signum;
111
57 return -1; 112 return -1;
58} 113}
59 114
60///////////////////////////////////////////////////////////////////////////// 115/////////////////////////////////////////////////////////////////////////////
61// Event 116// Event
62 117
63typedef struct ev { 118static void e_cb (ev_watcher *w, int revents);
64 struct event ev;
65 SV *cb, *fh;
66 SV *self; /* contains this struct */
67 double timeout;
68 double interval;
69 unsigned char active;
70 unsigned char abstime;
71} *Event;
72 119
73static double 120static int
74e_now ()
75{
76 struct timeval tv;
77 gettimeofday (&tv, 0);
78
79 return tv_get (&tv);
80}
81
82static void e_cb (int fd, short events, void *arg);
83
84static int sv_fileno (SV *fh) 121sv_fileno (SV *fh)
85{ 122{
86 SvGETMAGIC (fh); 123 SvGETMAGIC (fh);
87 124
88 if (SvROK (fh)) 125 if (SvROK (fh))
89 fh = SvRV (fh); 126 fh = SvRV (fh);
90 127
91 if (SvTYPE (fh) == SVt_PVGV) 128 if (SvTYPE (fh) == SVt_PVGV)
92 return PerlIO_fileno (IoIFP (sv_2io (fh))); 129 return PerlIO_fileno (IoIFP (sv_2io (fh)));
93 130
94 if (SvIOK (fh)) 131 if (SvOK (fh) && (SvIV (fh) >= 0) && (SvIV (fh) < 0x7fffffffL))
95 return SvIV (fh); 132 return SvIV (fh);
96 133
97 return -1; 134 return -1;
98} 135}
99 136
100static Event 137static void *
101e_new (SV *fh, short events, SV *cb) 138e_new (int size, SV *cb_sv)
102{ 139{
103 int fd = sv_fileno (fh); 140 ev_watcher *w;
104 Event ev;
105 SV *self = NEWSV (0, sizeof (struct ev)); 141 SV *self = NEWSV (0, size);
106 SvPOK_only (self); 142 SvPOK_only (self);
107 SvCUR_set (self, sizeof (struct ev)); 143 SvCUR_set (self, size);
108 144
109 ev = (Event)SvPVX (self); 145 w = (ev_watcher *)SvPVX (self);
110 146
111 ev->fh = newSVsv (fh); 147 ev_init (w, e_cb);
112 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);
113 ev->self = self; 153 w->self = self;
114 ev->timeout = TIMEOUT_NONE;
115 ev->interval = 0.;
116 ev->abstime = 0;
117 ev->active = 0;
118 154
119 event_set (&ev->ev, fd, events, e_cb, (void *)ev); 155 return (void *)w;
120
121 return ev;
122} 156}
123 157
124static struct timeval * 158static void
125e_tv (Event ev) 159e_destroy (void *w_)
126{ 160{
127 static struct timeval tv; 161 ev_watcher *w = (ev_watcher *)w_;
128 double to = ev->timeout;
129 162
130 if (to == TIMEOUT_NONE) 163 SvREFCNT_dec (w->fh ); w->fh = 0;
131 return 0; 164 SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
132 165 SvREFCNT_dec (w->data ); w->data = 0;
133 if (ev->abstime)
134 {
135 double now = e_now ();
136
137 if (ev->interval)
138 ev->timeout = (to += ceil ((now - to) / ev->interval) * ev->interval);
139
140 to -= now;
141 }
142 else if (to < 0.)
143 to = 0.;
144
145 tv_set (&tv, to);
146
147 return &tv;
148} 166}
149 167
150static SV *e_self (Event ev) 168static SV *
169e_bless (ev_watcher *w, HV *stash)
151{ 170{
152 SV *rv; 171 SV *rv;
153 172
154 if (SvOBJECT (ev->self)) 173 if (SvOBJECT (w->self))
155 rv = newRV_inc (ev->self); 174 rv = newRV_inc (w->self);
156 else 175 else
157 { 176 {
158 rv = newRV_noinc (ev->self); 177 rv = newRV_noinc (w->self);
159 sv_bless (rv, stash_event); 178 sv_bless (rv, stash);
160 SvREADONLY_on (ev->self); 179 SvREADONLY_on (w->self);
161 } 180 }
162 181
163 return rv; 182 return rv;
164} 183}
165 184
166static int 185static SV *sv_events_cache;
167e_start (Event ev)
168{
169 if (ev->active) event_del (&ev->ev);
170 ev->active = 1;
171 return event_add (&ev->ev, e_tv (ev));
172}
173
174static int e_stop (Event ev)
175{
176 return ev->active
177 ? (ev->active = 0), event_del (&ev->ev)
178 : 0;
179}
180 186
181static void 187static void
182e_cb (int fd, short events, void *arg) 188e_cb (ev_watcher *w, int revents)
183{ 189{
184 struct ev *ev = (struct ev*)arg;
185 dSP; 190 dSP;
191 I32 mark = SP - PL_stack_base;
192 SV *sv_self, *sv_events;
186 193
187 ENTER; 194 sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
188 SAVETMPS;
189 195
190 if (!(ev->ev.ev_events & EV_PERSIST) || (events & EV_TIMEOUT)) 196 if (sv_events_cache)
191 ev->active = 0; 197 {
198 sv_events = sv_events_cache; sv_events_cache = 0;
199 SvIV_set (sv_events, revents);
200 }
201 else
202 sv_events = newSViv (revents);
192 203
193 PUSHMARK (SP); 204 PUSHMARK (SP);
194 EXTEND (SP, 2); 205 EXTEND (SP, 2);
195 PUSHs (sv_2mortal (e_self (ev))); 206 PUSHs (sv_self);
196 PUSHs (sv_2mortal (newSViv (events))); 207 PUSHs (sv_events);
208
197 PUTBACK; 209 PUTBACK;
198 call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL); 210 call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
199 211
200 if (ev->interval && !ev->active) 212 SvREFCNT_dec (sv_self);
201 e_start (ev);
202 213
203 FREETMPS; 214 if (sv_events_cache)
215 SvREFCNT_dec (sv_events);
216 else
217 sv_events_cache = sv_events;
218
219 if (SvTRUE (ERRSV))
220 {
221 SPAGAIN;
222 PUSHMARK (SP);
223 PUTBACK;
224 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
225 }
226
227 SP = PL_stack_base + mark;
228 PUTBACK;
229}
230
231static void
232e_once_cb (int revents, void *arg)
233{
234 dSP;
235 I32 mark = SP - PL_stack_base;
236 SV *sv_events;
237
238 if (sv_events_cache)
239 {
240 sv_events = sv_events_cache; sv_events_cache = 0;
241 SvIV_set (sv_events, revents);
242 }
243 else
244 sv_events = newSViv (revents);
245
246 PUSHMARK (SP);
247 XPUSHs (sv_events);
248
249 PUTBACK;
250 call_sv ((SV *)arg, G_DISCARD | G_VOID | G_EVAL);
251
252 SvREFCNT_dec ((SV *)arg);
253
254 if (sv_events_cache)
255 SvREFCNT_dec (sv_events);
256 else
257 sv_events_cache = sv_events;
204 258
205 if (SvTRUE (ERRSV)) 259 if (SvTRUE (ERRSV))
206 { 260 {
207 PUSHMARK (SP); 261 PUSHMARK (SP);
208 PUTBACK; 262 PUTBACK;
209 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR); 263 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
210 } 264 }
211 265
266 SP = PL_stack_base + mark;
267 PUTBACK;
268}
269
270static ev_tstamp
271e_periodic_cb (ev_periodic *w, ev_tstamp now)
272{
273 ev_tstamp retval;
274 int count;
275 dSP;
276
277 ENTER;
278 SAVETMPS;
279
280 PUSHMARK (SP);
281 EXTEND (SP, 2);
282 PUSHs (newRV_inc (w->self)); /* w->self MUST be blessed by now */
283 PUSHs (newSVnv (now));
284
285 PUTBACK;
286 count = call_sv (w->fh, G_SCALAR | G_EVAL);
287 SPAGAIN;
288
289 if (SvTRUE (ERRSV))
290 {
291 PUSHMARK (SP);
292 PUTBACK;
293 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
294 SPAGAIN;
295 }
296
297 if (count > 0)
298 {
299 retval = SvNV (TOPs);
300
301 if (retval < now)
302 retval = now;
303 }
304 else
305 retval = now;
306
307 FREETMPS;
212 LEAVE; 308 LEAVE;
309
310 return retval;
213} 311}
214 312
215///////////////////////////////////////////////////////////////////////////// 313/////////////////////////////////////////////////////////////////////////////
216// DNS 314// DNS
217 315
316#ifndef _WIN32
218static void 317static void
219dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg) 318dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)
220{ 319{
221 dSP; 320 dSP;
222 SV *cb = (SV *)arg; 321 SV *cb = (SV *)arg;
… …
261 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR); 360 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
262 } 361 }
263 362
264 LEAVE; 363 LEAVE;
265} 364}
365#endif
366
367#define CHECK_REPEAT(repeat) if (repeat < 0.) \
368 croak (# repeat " value must be >= 0");
369
370#define CHECK_FD(fh,fd) if ((fd) < 0) \
371 croak ("illegal file descriptor or filehandle (either no attached file descriptor or illegal value): %s", SvPV_nolen (fh));
372
373#define CHECK_SIG(sv,num) if ((num) < 0) \
374 croak ("illegal signal number or name: %s", SvPV_nolen (sv));
266 375
267///////////////////////////////////////////////////////////////////////////// 376/////////////////////////////////////////////////////////////////////////////
268// XS interface functions 377// XS interface functions
269 378
270MODULE = EV PACKAGE = EV PREFIX = event_ 379MODULE = EV PACKAGE = EV PREFIX = ev_
380
381PROTOTYPES: ENABLE
271 382
272BOOT: 383BOOT:
273{ 384{
274 int i;
275 HV *stash = gv_stashpv ("EV", 1); 385 HV *stash = gv_stashpv ("EV", 1);
276 386
277 static const struct { 387 static const struct {
278 const char *name; 388 const char *name;
279 IV iv; 389 IV iv;
280 } *civ, const_iv[] = { 390 } *civ, const_iv[] = {
281# define const_iv(pfx, name) { # name, (IV) pfx ## name }, 391# define const_iv(pfx, name) { # name, (IV) pfx ## name },
392 const_iv (EV_, MINPRI)
393 const_iv (EV_, MAXPRI)
394
395 const_iv (EV_, UNDEF)
282 const_iv (EV_, NONE) 396 const_iv (EV_, NONE)
283 const_iv (EV_, TIMEOUT) 397 const_iv (EV_, TIMEOUT)
284 const_iv (EV_, READ) 398 const_iv (EV_, READ)
285 const_iv (EV_, WRITE) 399 const_iv (EV_, WRITE)
286 const_iv (EV_, SIGNAL) 400 const_iv (EV_, SIGNAL)
401 const_iv (EV_, IDLE)
402 const_iv (EV_, CHECK)
287 const_iv (EV_, PERSIST) 403 const_iv (EV_, ERROR)
404
288 const_iv (EV, LOOP_ONCE) 405 const_iv (EV, LOOP_ONESHOT)
289 const_iv (EV, LOOP_NONBLOCK) 406 const_iv (EV, LOOP_NONBLOCK)
290 const_iv (EV, BUFFER_READ) 407 const_iv (EV, UNLOOP_ONE)
291 const_iv (EV, BUFFER_WRITE) 408 const_iv (EV, UNLOOP_ALL)
409
410 const_iv (EV, BACKEND_SELECT)
411 const_iv (EV, BACKEND_POLL)
292 const_iv (EV, BUFFER_EOF) 412 const_iv (EV, BACKEND_EPOLL)
413 const_iv (EV, BACKEND_KQUEUE)
414 const_iv (EV, BACKEND_DEVPOLL)
293 const_iv (EV, BUFFER_ERROR) 415 const_iv (EV, BACKEND_PORT)
294 const_iv (EV, BUFFER_TIMEOUT) 416 const_iv (EV, FLAG_AUTO)
417 const_iv (EV, FLAG_NOENV)
418 const_iv (EV, FLAG_FORKCHECK)
295 }; 419 };
296 420
297 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 421 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
298 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 422 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
299 423
300 stash_base = gv_stashpv ("EV::Base" , 1); 424 stash_watcher = gv_stashpv ("EV::Watcher" , 1);
425 stash_io = gv_stashpv ("EV::IO" , 1);
426 stash_timer = gv_stashpv ("EV::Timer" , 1);
427 stash_periodic = gv_stashpv ("EV::Periodic", 1);
428 stash_signal = gv_stashpv ("EV::Signal" , 1);
429 stash_idle = gv_stashpv ("EV::Idle" , 1);
430 stash_prepare = gv_stashpv ("EV::Prepare" , 1);
431 stash_check = gv_stashpv ("EV::Check" , 1);
432 stash_child = gv_stashpv ("EV::Child" , 1);
301 stash_event = gv_stashpv ("EV::Event", 1); 433 stash_embed = gv_stashpv ("EV::Embed" , 1);
302} 434 stash_stat = gv_stashpv ("EV::Stat" , 1);
303 435
304double now () 436 {
305 CODE: 437 SV *sv = perl_get_sv ("EV::API", TRUE);
306 RETVAL = e_now (); 438 perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
307 OUTPUT:
308 RETVAL
309 439
310const char *version () 440 /* the poor man's shared library emulator */
311 ALIAS: 441 evapi.ver = EV_API_VERSION;
312 method = 1 442 evapi.rev = EV_API_REVISION;
313 CODE: 443 evapi.sv_fileno = sv_fileno;
314 RETVAL = ix ? event_get_method () : event_get_version (); 444 evapi.sv_signum = sv_signum;
315 OUTPUT: 445 evapi.now = ev_now;
316 RETVAL 446 evapi.backend = ev_backend;
447 evapi.unloop = ev_unloop;
448 evapi.ref = ev_ref;
449 evapi.unref = ev_unref;
450 evapi.time = ev_time;
451 evapi.loop = ev_loop;
452 evapi.once = ev_once;
453 evapi.io_start = ev_io_start;
454 evapi.io_stop = ev_io_stop;
455 evapi.timer_start = ev_timer_start;
456 evapi.timer_stop = ev_timer_stop;
457 evapi.timer_again = ev_timer_again;
458 evapi.periodic_start = ev_periodic_start;
459 evapi.periodic_stop = ev_periodic_stop;
460 evapi.signal_start = ev_signal_start;
461 evapi.signal_stop = ev_signal_stop;
462 evapi.idle_start = ev_idle_start;
463 evapi.idle_stop = ev_idle_stop;
464 evapi.prepare_start = ev_prepare_start;
465 evapi.prepare_stop = ev_prepare_stop;
466 evapi.check_start = ev_check_start;
467 evapi.check_stop = ev_check_stop;
468 evapi.child_start = ev_child_start;
469 evapi.child_stop = ev_child_stop;
470 evapi.stat_start = ev_stat_start;
471 evapi.stat_stop = ev_stat_stop;
472 evapi.stat_stat = ev_stat_stat;
317 473
318Base event_init () 474 sv_setiv (sv, (IV)&evapi);
475 SvREADONLY_on (sv);
476 }
477#ifndef _WIN32
478 pthread_atfork (0, 0, ev_default_fork);
479#endif
480}
319 481
320int event_priority_init (int npri) 482NV ev_now ()
321 483
322int event_dispatch () 484unsigned int ev_backend ()
323 485
486NV ev_time ()
487
488unsigned int ev_default_loop (unsigned int flags = ev_supported_backends ())
489
324int event_loop (int flags = 0) 490void ev_loop (int flags = 0)
325 491
326int event_loopexit (double after = 0) 492void ev_unloop (int how = 1)
327 CODE:
328{
329 struct timeval tv;
330 tv_set (&tv, after);
331 event_loopexit (&tv);
332}
333 493
334Event event (SV *cb)
335 CODE:
336 RETVAL = e_new (NEWSV (0, 0), 0, cb);
337 OUTPUT:
338 RETVAL
339
340Event io (SV *fh, short events, SV *cb) 494ev_io *io (SV *fh, int events, SV *cb)
341 ALIAS: 495 ALIAS:
342 io_ns = 1 496 io_ns = 1
343 CODE: 497 CODE:
498{
499 int fd = sv_fileno (fh);
500 CHECK_FD (fh, fd);
501
344 RETVAL = e_new (fh, events, cb); 502 RETVAL = e_new (sizeof (ev_io), cb);
503 RETVAL->fh = newSVsv (fh);
504 ev_io_set (RETVAL, fd, events);
345 if (!ix) e_start (RETVAL); 505 if (!ix) START (io, RETVAL);
346 OUTPUT:
347 RETVAL
348
349Event timed_io (SV *fh, short events, double timeout, SV *cb)
350 ALIAS:
351 timed_io_ns = 1
352 CODE:
353{
354 events = timeout ? events & ~EV_PERSIST : events | EV_PERSIST;
355
356 RETVAL = e_new (fh, events, cb);
357
358 if (timeout)
359 {
360 RETVAL->timeout = timeout;
361 RETVAL->interval = 1;
362 }
363
364 if (!ix) e_start (RETVAL);
365} 506}
366 OUTPUT: 507 OUTPUT:
367 RETVAL 508 RETVAL
368 509
369Event timer (double after, int repeat, SV *cb) 510ev_timer *timer (NV after, NV repeat, SV *cb)
370 ALIAS: 511 ALIAS:
371 timer_ns = 1 512 timer_ns = 1
513 INIT:
514 CHECK_REPEAT (repeat);
372 CODE: 515 CODE:
373 RETVAL = e_new (NEWSV (0, 0), 0, cb); 516 RETVAL = e_new (sizeof (ev_timer), cb);
374 RETVAL->timeout = after; 517 ev_timer_set (RETVAL, after, repeat);
375 RETVAL->interval = repeat; 518 if (!ix) START (timer, RETVAL);
376 if (!ix) e_start (RETVAL);
377 OUTPUT: 519 OUTPUT:
378 RETVAL 520 RETVAL
379 521
380Event timer_abs (double at, double interval, SV *cb) 522SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
381 ALIAS: 523 ALIAS:
382 timer_abs_ns = 1 524 periodic_ns = 1
525 INIT:
526 CHECK_REPEAT (interval);
383 CODE: 527 CODE:
384 RETVAL = e_new (NEWSV (0, 0), 0, cb); 528{
385 RETVAL->timeout = at; 529 ev_periodic *w;
386 RETVAL->interval = interval; 530 w = e_new (sizeof (ev_periodic), cb);
387 RETVAL->abstime = 1; 531 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
388 if (!ix) e_start (RETVAL); 532 ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
533 RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
534 if (!ix) START (periodic, w);
535}
389 OUTPUT: 536 OUTPUT:
390 RETVAL 537 RETVAL
391 538
392Event signal (Signal signum, SV *cb) 539ev_signal *signal (SV *signal, SV *cb)
393 ALIAS: 540 ALIAS:
394 signal_ns = 1 541 signal_ns = 1
395 CODE: 542 CODE:
396 RETVAL = e_new (ST (0), EV_SIGNAL | EV_PERSIST, cb); 543{
397 RETVAL->ev.ev_fd = signum; 544 Signal signum = sv_signum (signal);
545 CHECK_SIG (signal, signum);
546
547 RETVAL = e_new (sizeof (ev_signal), cb);
548 ev_signal_set (RETVAL, signum);
549 if (!ix) START (signal, RETVAL);
550}
551 OUTPUT:
552 RETVAL
553
554ev_idle *idle (SV *cb)
555 ALIAS:
556 idle_ns = 1
557 CODE:
558 RETVAL = e_new (sizeof (ev_idle), cb);
559 ev_idle_set (RETVAL);
560 if (!ix) START (idle, RETVAL);
561 OUTPUT:
562 RETVAL
563
564ev_prepare *prepare (SV *cb)
565 ALIAS:
566 prepare_ns = 1
567 CODE:
568 RETVAL = e_new (sizeof (ev_prepare), cb);
569 ev_prepare_set (RETVAL);
570 if (!ix) START (prepare, RETVAL);
571 OUTPUT:
572 RETVAL
573
574ev_check *check (SV *cb)
575 ALIAS:
576 check_ns = 1
577 CODE:
578 RETVAL = e_new (sizeof (ev_check), cb);
579 ev_check_set (RETVAL);
580 if (!ix) START (check, RETVAL);
581 OUTPUT:
582 RETVAL
583
584ev_child *child (int pid, SV *cb)
585 ALIAS:
586 child_ns = 1
587 CODE:
588 RETVAL = e_new (sizeof (ev_child), cb);
589 ev_child_set (RETVAL, pid);
590 if (!ix) START (child, RETVAL);
591 OUTPUT:
592 RETVAL
593
594ev_stat *stat (SV *path, NV interval, SV *cb)
595 ALIAS:
596 stat_ns = 1
597 CODE:
598 RETVAL = e_new (sizeof (ev_stat), cb);
599 RETVAL->fh = newSVsv (path);
600 ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
398 if (!ix) e_start (RETVAL); 601 if (!ix) START (stat, RETVAL);
399 OUTPUT: 602 OUTPUT:
400 RETVAL 603 RETVAL
604
605void once (SV *fh, int events, SV *timeout, SV *cb)
606 CODE:
607 ev_once (
608 sv_fileno (fh), events,
609 SvOK (timeout) ? SvNV (timeout) : -1.,
610 e_once_cb,
611 newSVsv (cb)
612 );
401 613
402PROTOTYPES: DISABLE 614PROTOTYPES: DISABLE
403 615
404
405MODULE = EV PACKAGE = EV::Base PREFIX = event_base_
406
407Base new ()
408 CODE:
409 RETVAL = event_init ();
410 OUTPUT:
411 RETVAL
412
413int event_base_dispatch (Base base)
414
415int event_base_loop (Base base, int flags = 0)
416
417int event_base_loopexit (Base base, double after)
418 CODE:
419{
420 struct timeval tv;
421 tv.tv_sec = (long)after;
422 tv.tv_usec = (long)(after - tv.tv_sec) * 1e6;
423 event_base_loopexit (base, &tv);
424}
425
426int event_base_priority_init (Base base, int npri)
427
428void event_base_set (Base base, Event ev)
429 C_ARGS: base, &ev->ev
430
431void DESTROY (Base base)
432 CODE:
433 /*event_base_free (base);*/ /* causes too many problems */
434
435
436MODULE = EV PACKAGE = EV::Event PREFIX = event_ 616MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
437 617
438int event_priority_set (Event ev, int pri) 618int ev_is_active (ev_watcher *w)
439 C_ARGS: &ev->ev, pri
440 619
441int event_add (Event ev, double timeout = TIMEOUT_NONE) 620int ev_is_pending (ev_watcher *w)
442 CODE:
443 ev->timeout = timeout;
444 ev->abstime = 0;
445 RETVAL = e_start (ev);
446 OUTPUT:
447 RETVAL
448 621
449int event_start (Event ev) 622int keepalive (ev_watcher *w, int new_value = 0)
450 CODE: 623 CODE:
451 RETVAL = e_start (ev); 624{
452 OUTPUT: 625 RETVAL = w->flags & WFLAG_KEEPALIVE;
453 RETVAL 626 new_value = new_value ? WFLAG_KEEPALIVE : 0;
454 627
455int event_del (Event ev) 628 if (items > 1 && ((new_value ^ w->flags) & WFLAG_KEEPALIVE))
456 ALIAS: 629 {
457 stop = 0 630 REF (w);
458 CODE: 631 w->flags = (w->flags & ~WFLAG_KEEPALIVE) | new_value;
459 RETVAL = e_stop (ev); 632 UNREF (w);
633 }
634}
460 OUTPUT: 635 OUTPUT:
461 RETVAL 636 RETVAL
462 637
463void DESTROY (Event ev)
464 CODE:
465 e_stop (ev);
466 SvREFCNT_dec (ev->cb);
467 SvREFCNT_dec (ev->fh);
468
469SV *cb (Event ev, SV *new_cb = 0) 638SV *cb (ev_watcher *w, SV *new_cb = 0)
470 CODE: 639 CODE:
640{
471 RETVAL = newSVsv (ev->cb); 641 RETVAL = newSVsv (w->cb_sv);
642
472 if (items > 1) 643 if (items > 1)
473 sv_setsv (ev->cb, new_cb); 644 sv_setsv (w->cb_sv, new_cb);
645}
474 OUTPUT: 646 OUTPUT:
475 RETVAL 647 RETVAL
476 648
477SV *fh (Event ev, SV *new_fh = 0) 649SV *data (ev_watcher *w, SV *new_data = 0)
478 CODE: 650 CODE:
479 RETVAL = newSVsv (ev->fh); 651{
652 RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
653
480 if (items > 1) 654 if (items > 1)
481 { 655 {
482 if (ev->active) event_del (&ev->ev); 656 SvREFCNT_dec (w->data);
483 sv_setsv (ev->fh, new_fh); 657 w->data = newSVsv (new_data);
484 ev->ev.ev_fd = sv_fileno (ev->fh);
485 ev->ev.ev_events &= ev->ev.ev_events & ~EV_SIGNAL;
486 if (ev->active) event_add (&ev->ev, e_tv (ev));
487 } 658 }
659}
488 OUTPUT: 660 OUTPUT:
489 RETVAL 661 RETVAL
490 662
491SV *signal (Event ev, SV *new_signal = 0) 663void trigger (ev_watcher *w, int revents = EV_NONE)
492 CODE: 664 CODE:
493{ 665 w->cb (w, revents);
494 Signal signum;
495 666
496 if (items > 1) 667int priority (ev_watcher *w, int new_priority = 0)
497 signum = sv_signum (new_signal); /* may croak here */ 668 CODE:
498 669{
499 RETVAL = newSVsv (ev->fh); 670 RETVAL = w->priority;
500 671
501 if (items > 1) 672 if (items > 1)
502 { 673 {
503 if (ev->active) event_del (&ev->ev); 674 int active = ev_is_active (w);
504 sv_setsv (ev->fh, new_signal); 675
505 ev->ev.ev_fd = signum; 676 if (new_priority < EV_MINPRI || new_priority > EV_MAXPRI)
506 ev->ev.ev_events |= EV_SIGNAL; 677 croak ("watcher priority out of range, value must be between %d and %d, inclusive", EV_MINPRI, EV_MAXPRI);
507 if (ev->active) event_add (&ev->ev, e_tv (ev)); 678
679 if (active)
680 {
681 /* grrr. */
682 PUSHMARK (SP);
683 XPUSHs (ST (0));
684 call_method ("stop", G_DISCARD | G_VOID);
685 }
686
687 ev_set_priority (w, new_priority);
688
689 if (active)
690 {
691 PUSHMARK (SP);
692 XPUSHs (ST (0));
693 call_method ("start", G_DISCARD | G_VOID);
694 }
508 } 695 }
509} 696}
510 OUTPUT: 697 OUTPUT:
511 RETVAL 698 RETVAL
512 699
513short events (Event ev, short new_events = EV_UNDEF) 700MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
701
702void ev_io_start (ev_io *w)
514 CODE: 703 CODE:
515 RETVAL = ev->ev.ev_events; 704 START (io, w);
705
706void ev_io_stop (ev_io *w)
707 CODE:
708 STOP (io, w);
709
710void DESTROY (ev_io *w)
711 CODE:
712 STOP (io, w);
713 e_destroy (w);
714
715void set (ev_io *w, SV *fh, int events)
716 CODE:
717{
718 int fd = sv_fileno (fh);
719 CHECK_FD (fh, fd);
720
721 sv_setsv (w->fh, fh);
722 RESET (io, w, (w, fd, events));
723}
724
725SV *fh (ev_io *w, SV *new_fh = 0)
726 CODE:
727{
516 if (items > 1) 728 if (items > 1)
517 { 729 {
518 if (ev->active) event_del (&ev->ev); 730 int fd = sv_fileno (new_fh);
519 ev->ev.ev_events = new_events; 731 CHECK_FD (new_fh, fd);
520 if (ev->active) event_add (&ev->ev, e_tv (ev)); 732
733 RETVAL = w->fh;
734 w->fh = newSVsv (new_fh);
735
736 RESET (io, w, (w, fd, w->events));
521 } 737 }
738 else
739 RETVAL = newSVsv (w->fh);
740}
522 OUTPUT: 741 OUTPUT:
523 RETVAL 742 RETVAL
524 743
525double timeout (Event ev, double new_timeout = 0., int repeat = 0) 744int events (ev_io *w, int new_events = EV_UNDEF)
526 CODE: 745 CODE:
746{
747 RETVAL = w->events;
748
749 if (items > 1)
750 RESET (io, w, (w, w->fd, new_events));
751}
752 OUTPUT:
753 RETVAL
754
755MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
756
757void ev_signal_start (ev_signal *w)
758 CODE:
759 START (signal, w);
760
761void ev_signal_stop (ev_signal *w)
762 CODE:
763 STOP (signal, w);
764
765void DESTROY (ev_signal *w)
766 CODE:
767 STOP (signal, w);
768 e_destroy (w);
769
770void set (ev_signal *w, SV *signal)
771 CODE:
772{
773 Signal signum = sv_signum (signal);
774 CHECK_SIG (signal, signum);
775
776 RESET (signal, w, (w, signum));
777}
778
779int signal (ev_signal *w, SV *new_signal = 0)
780 CODE:
781{
527 RETVAL = ev->timeout; 782 RETVAL = w->signum;
783
528 if (items > 1) 784 if (items > 1)
529 { 785 {
530 if (ev->active) event_del (&ev->ev); 786 Signal signum = sv_signum (new_signal);
531 ev->timeout = new_timeout; 787 CHECK_SIG (new_signal, signum);
532 ev->interval = repeat; 788
533 ev->abstime = 0; 789 RESET (signal, w, (w, signum));
534 if (ev->active) event_add (&ev->ev, e_tv (ev));
535 } 790 }
791}
536 OUTPUT: 792 OUTPUT:
537 RETVAL 793 RETVAL
538 794
539void timeout_abs (Event ev, double at, double interval = 0.) 795MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
796
797void ev_timer_start (ev_timer *w)
798 INIT:
799 CHECK_REPEAT (w->repeat);
800 CODE:
801 START (timer, w);
802
803void ev_timer_stop (ev_timer *w)
804 CODE:
805 STOP (timer, w);
806
807void ev_timer_again (ev_timer *w)
808 INIT:
809 CHECK_REPEAT (w->repeat);
810 CODE:
811 REF (w);
812 ev_timer_again (w);
813 UNREF (w);
814
815void DESTROY (ev_timer *w)
816 CODE:
817 STOP (timer, w);
818 e_destroy (w);
819
820void set (ev_timer *w, NV after, NV repeat = 0.)
821 INIT:
822 CHECK_REPEAT (repeat);
823 CODE:
824 RESET (timer, w, (w, after, repeat));
825
826MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
827
828void ev_periodic_start (ev_periodic *w)
829 INIT:
830 CHECK_REPEAT (w->interval);
831 CODE:
832 START (periodic, w);
833
834void ev_periodic_stop (ev_periodic *w)
835 CODE:
836 STOP (periodic, w);
837
838void ev_periodic_again (ev_periodic *w)
839 CODE:
840 REF (w);
841 ev_periodic_again (w);
842 UNREF (w);
843
844void DESTROY (ev_periodic *w)
845 CODE:
846 STOP (periodic, w);
847 e_destroy (w);
848
849void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
850 INIT:
851 CHECK_REPEAT (interval);
852 CODE:
853{
854 SvREFCNT_dec (w->fh);
855 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
856
857 RESET (periodic, w, (w, at, interval, w->fh ? e_periodic_cb : 0));
858}
859
860MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
861
862void ev_idle_start (ev_idle *w)
863 CODE:
864 START (idle, w);
865
866void ev_idle_stop (ev_idle *w)
867 CODE:
868 STOP (idle, w);
869
870void DESTROY (ev_idle *w)
871 CODE:
872 STOP (idle, w);
873 e_destroy (w);
874
875MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_check_
876
877void ev_prepare_start (ev_prepare *w)
878 CODE:
879 START (prepare, w);
880
881void ev_prepare_stop (ev_prepare *w)
882 CODE:
883 STOP (prepare, w);
884
885void DESTROY (ev_prepare *w)
886 CODE:
887 STOP (prepare, w);
888 e_destroy (w);
889
890MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
891
892void ev_check_start (ev_check *w)
893 CODE:
894 START (check, w);
895
896void ev_check_stop (ev_check *w)
897 CODE:
898 STOP (check, w);
899
900void DESTROY (ev_check *w)
901 CODE:
902 STOP (check, w);
903 e_destroy (w);
904
905MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
906
907void ev_child_start (ev_child *w)
908 CODE:
909 START (child, w);
910
911void ev_child_stop (ev_child *w)
912 CODE:
913 STOP (child, w);
914
915void DESTROY (ev_child *w)
916 CODE:
917 STOP (child, w);
918 e_destroy (w);
919
920void set (ev_child *w, int pid)
921 CODE:
922 RESET (child, w, (w, pid));
923
924int pid (ev_child *w, int new_pid = 0)
925 CODE:
926{
927 RETVAL = w->pid;
928
929 if (items > 1)
930 RESET (child, w, (w, new_pid));
931}
932 OUTPUT:
933 RETVAL
934
935
936int rstatus (ev_child *w)
937 ALIAS:
938 rpid = 1
939 CODE:
940 RETVAL = ix ? w->rpid : w->rstatus;
941 OUTPUT:
942 RETVAL
943
944MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
945
946void ev_stat_start (ev_stat *w)
947 CODE:
948 START (stat, w);
949
950void ev_stat_stop (ev_stat *w)
951 CODE:
952 STOP (stat, w);
953
954void DESTROY (ev_stat *w)
955 CODE:
956 STOP (stat, w);
957 e_destroy (w);
958
959void set (ev_stat *w, SV *path, NV interval)
960 CODE:
961{
962 sv_setsv (w->fh, path);
963 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), interval));
964}
965
966SV *path (ev_stat *w, SV *new_path = 0)
967 CODE:
968{
969 RETVAL = SvREFCNT_inc (w->fh);
970
971 if (items > 1)
972 {
973 SvREFCNT_dec (w->fh);
974 w->fh = newSVsv (new_path);
975 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), w->interval));
976 }
977}
978 OUTPUT:
979 RETVAL
980
981NV interval (ev_stat *w, NV new_interval = 0.)
982 CODE:
983{
984 RETVAL = w->interval;
985
986 if (items > 1)
987 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), new_interval));
988}
989 OUTPUT:
990 RETVAL
991
992void prev (ev_stat *w)
993 ALIAS:
994 stat = 1
995 attr = 2
540 CODE: 996 PPCODE:
541 if (ev->active) event_del (&ev->ev); 997{
542 ev->timeout = at; 998 ev_statdata *s = ix ? &w->attr : &w->prev;
543 ev->interval = interval;
544 ev->abstime = 1;
545 if (ev->active) event_add (&ev->ev, e_tv (ev));
546 999
1000 if (ix == 1)
1001 ev_stat_stat (w);
1002 else if (!s->st_nlink)
1003 errno = ENOENT;
1004
1005 PL_statcache.st_dev = s->st_nlink;
1006 PL_statcache.st_ino = s->st_ino;
1007 PL_statcache.st_mode = s->st_mode;
1008 PL_statcache.st_nlink = s->st_nlink;
1009 PL_statcache.st_uid = s->st_uid;
1010 PL_statcache.st_gid = s->st_gid;
1011 PL_statcache.st_rdev = s->st_rdev;
1012 PL_statcache.st_size = s->st_size;
1013 PL_statcache.st_atime = s->st_atime;
1014 PL_statcache.st_mtime = s->st_mtime;
1015 PL_statcache.st_ctime = s->st_ctime;
1016
1017 if (GIMME_V == G_SCALAR)
1018 XPUSHs (boolSV (s->st_nlink));
1019 else if (GIMME_V == G_ARRAY && s->st_nlink)
1020 {
1021 EXTEND (SP, 13);
1022 PUSHs (sv_2mortal (newSViv (s->st_dev)));
1023 PUSHs (sv_2mortal (newSViv (s->st_ino)));
1024 PUSHs (sv_2mortal (newSVuv (s->st_mode)));
1025 PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
1026 PUSHs (sv_2mortal (newSViv (s->st_uid)));
1027 PUSHs (sv_2mortal (newSViv (s->st_gid)));
1028 PUSHs (sv_2mortal (newSViv (s->st_rdev)));
1029 PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
1030 PUSHs (sv_2mortal (newSVnv (s->st_atime)));
1031 PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
1032 PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
1033 PUSHs (sv_2mortal (newSVuv (4096)));
1034 PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
1035 }
1036}
1037
1038#ifndef _WIN32
547 1039
548MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_ 1040MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_
549 1041
550BOOT: 1042BOOT:
551{ 1043{
… …
622 1114
623int evdns_set_option (char *option, char *val, int flags) 1115int evdns_set_option (char *option, char *val, int flags)
624 1116
625int evdns_resolv_conf_parse (int flags, const char *filename) 1117int evdns_resolv_conf_parse (int flags, const char *filename)
626 1118
627#ifdef MS_WINDOWS 1119#ifdef _WIN32
628 1120
629int evdns_config_windows_nameservers () 1121int evdns_config_windows_nameservers ()
630 1122
631#endif 1123#endif
632 1124
… …
634 1126
635void evdns_search_add (char *domain) 1127void evdns_search_add (char *domain)
636 1128
637void evdns_search_ndots_set (int ndots) 1129void evdns_search_ndots_set (int ndots)
638 1130
1131#if 0
639 1132
640MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_ 1133MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
641 1134
642BOOT: 1135BOOT:
643{ 1136{
… …
673 1166
674#HttpRequest new (SV *klass, SV *cb) 1167#HttpRequest new (SV *klass, SV *cb)
675 1168
676#void DESTROY (struct evhttp_request *req); 1169#void DESTROY (struct evhttp_request *req);
677 1170
1171#endif
678 1172
1173#endif
679 1174
680 1175
681 1176
682 1177
683 1178
684 1179
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