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Comparing EV/EV.xs (file contents):
Revision 1.4 by root, Fri Oct 26 18:21:32 2007 UTC vs.
Revision 1.88 by root, Sat Dec 8 04:02:30 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
11#include <evdns.h> 25# include <pthread.h>
26#endif
12 27
13/* workaround for evhttp.h requiring obscure bsd headers */ 28#define WFLAG_KEEPALIVE 1
14#ifndef TAILQ_ENTRY 29
15#define TAILQ_ENTRY(type) \ 30#define UNREF(w) \
31 if (!((w)->flags & WFLAG_KEEPALIVE) \
32 && !ev_is_active (w)) \
33 ev_unref ();
34
35#define REF(w) \
36 if (!((w)->flags & WFLAG_KEEPALIVE) \
37 && ev_is_active (w)) \
38 ev_ref ();
39
40#define START(type,w) \
41 do { \
42 UNREF (w); \
43 ev_ ## type ## _start (w); \
44 } while (0)
45
46#define STOP(type,w) \
47 do { \
48 REF (w); \
49 ev_ ## type ## _stop (w); \
50 } while (0)
51
52#define RESET(type,w,seta) \
16struct { \ 53 do { \
17 struct type *tqe_next; /* next element */ \ 54 int active = ev_is_active (w); \
18 struct type **tqe_prev; /* address of previous next element */ \ 55 if (active) STOP (type, w); \
19} 56 ev_ ## type ## _set seta; \
20#endif /* !TAILQ_ENTRY */ 57 if (active) START (type, w); \
21#include <evhttp.h> 58 } while (0)
22 59
23#define EV_NONE 0 60typedef int Signal;
24#define EV_UNDEF -1
25 61
26#define TIMEOUT_NONE HUGE_VAL 62static struct EVAPI evapi;
27 63
28typedef struct event_base *Base; 64static HV
65 *stash_watcher,
66 *stash_io,
67 *stash_timer,
68 *stash_periodic,
69 *stash_signal,
70 *stash_child,
71 *stash_stat,
72 *stash_idle,
73 *stash_prepare,
74 *stash_check,
75 *stash_embed,
76 *stash_fork;
29 77
30static HV *stash_base, *stash_event; 78#ifndef SIG_SIZE
79/* kudos to Slaven Rezic for the idea */
80static char sig_size [] = { SIG_NUM };
81# define SIG_SIZE (sizeof (sig_size) + 1)
82#endif
31 83
32static double tv_get (struct timeval *tv) 84static Signal
85sv_signum (SV *sig)
33{ 86{
34 return tv->tv_sec + tv->tv_usec * 1e-6; 87 Signal signum;
35}
36 88
37static void tv_set (struct timeval *tv, double val) 89 SvGETMAGIC (sig);
38{
39 tv->tv_sec = (long)val;
40 tv->tv_usec = (long)((val - (double)tv->tv_sec) * 1e6);
41 90
91 for (signum = 1; signum < SIG_SIZE; ++signum)
92 if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
93 return signum;
94
95 signum = SvIV (sig);
96
97 if (signum > 0 && signum < SIG_SIZE)
98 return signum;
99
100 return -1;
42} 101}
43 102
44///////////////////////////////////////////////////////////////////////////// 103/////////////////////////////////////////////////////////////////////////////
45// Event 104// Event
46 105
47typedef struct ev { 106static void e_cb (ev_watcher *w, int revents);
48 struct event ev;
49 SV *cb, *fh;
50 SV *self; /* contains this struct */
51 double timeout;
52 double interval;
53 unsigned char active;
54 unsigned char abstime;
55} *Event;
56 107
57static double 108static int
58e_now ()
59{
60 struct timeval tv;
61 gettimeofday (&tv, 0);
62
63 return tv_get (&tv);
64}
65
66static void e_cb (int fd, short events, void *arg);
67
68static int sv_fileno (SV *fh) 109sv_fileno (SV *fh)
69{ 110{
70 SvGETMAGIC (fh); 111 SvGETMAGIC (fh);
71 112
72 if (SvROK (fh)) 113 if (SvROK (fh))
73 fh = SvRV (fh); 114 fh = SvRV (fh);
74 115
75 if (SvTYPE (fh) == SVt_PVGV) 116 if (SvTYPE (fh) == SVt_PVGV)
76 return PerlIO_fileno (IoIFP (sv_2io (fh))); 117 return PerlIO_fileno (IoIFP (sv_2io (fh)));
77 118
78 if (SvIOK (fh)) 119 if (SvOK (fh) && (SvIV (fh) >= 0) && (SvIV (fh) < 0x7fffffffL))
79 return SvIV (fh); 120 return SvIV (fh);
80 121
81 return -1; 122 return -1;
82} 123}
83 124
84static Event 125static void *
85e_new (SV *fh, short events, SV *cb) 126e_new (int size, SV *cb_sv)
86{ 127{
87 int fd = sv_fileno (fh); 128 ev_watcher *w;
88 Event ev;
89 SV *self = NEWSV (0, sizeof (struct ev)); 129 SV *self = NEWSV (0, size);
90 SvPOK_only (self); 130 SvPOK_only (self);
91 SvCUR_set (self, sizeof (struct ev)); 131 SvCUR_set (self, size);
92 132
93 ev = (Event)SvPVX (self); 133 w = (ev_watcher *)SvPVX (self);
94 134
95 ev->fh = newSVsv (fh); 135 ev_init (w, e_cb);
96 ev->cb = newSVsv (cb); 136
137 w->flags = WFLAG_KEEPALIVE;
138 w->data = 0;
139 w->fh = 0;
140 w->cb_sv = newSVsv (cb_sv);
97 ev->self = self; 141 w->self = self;
98 ev->timeout = TIMEOUT_NONE;
99 ev->interval = 0.;
100 ev->abstime = 0;
101 ev->active = 0;
102 142
103 event_set (&ev->ev, fd, events, e_cb, (void *)ev); 143 return (void *)w;
104
105 return ev;
106} 144}
107 145
108static struct timeval * 146static void
109e_tv (Event ev) 147e_destroy (void *w_)
110{ 148{
111 static struct timeval tv; 149 ev_watcher *w = (ev_watcher *)w_;
112 double to = ev->timeout;
113 150
114 if (to == TIMEOUT_NONE) 151 SvREFCNT_dec (w->fh ); w->fh = 0;
115 return 0; 152 SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
116 153 SvREFCNT_dec (w->data ); w->data = 0;
117 if (ev->abstime)
118 {
119 double now = e_now ();
120
121 if (now > to && ev->interval)
122 ev->timeout = (to += ceil ((now - to) / ev->interval) * ev->interval);
123
124 to -= now;
125 }
126 else if (to < 0.)
127 to = 0.;
128
129 tv_set (&tv, to);
130
131 return &tv;
132} 154}
133 155
134static SV *e_self (Event ev) 156static SV *
157e_bless (ev_watcher *w, HV *stash)
135{ 158{
136 SV *rv; 159 SV *rv;
137 160
138 if (SvOBJECT (ev->self)) 161 if (SvOBJECT (w->self))
139 rv = newRV_inc (ev->self); 162 rv = newRV_inc (w->self);
140 else 163 else
141 { 164 {
142 rv = newRV_noinc (ev->self); 165 rv = newRV_noinc (w->self);
143 sv_bless (rv, stash_event); 166 sv_bless (rv, stash);
144 SvREADONLY_on (ev->self); 167 SvREADONLY_on (w->self);
145 } 168 }
146 169
147 return rv; 170 return rv;
148} 171}
149 172
150static int 173static SV *sv_events_cache;
151e_start (Event ev)
152{
153 if (ev->active) event_del (&ev->ev);
154 ev->active = 1;
155 return event_add (&ev->ev, e_tv (ev));
156}
157
158static int e_stop (Event ev)
159{
160 return ev->active
161 ? (ev->active = 0), event_del (&ev->ev)
162 : 0;
163}
164 174
165static void 175static void
176e_cb (ev_watcher *w, int revents)
177{
178 dSP;
179 I32 mark = SP - PL_stack_base;
180 SV *sv_self, *sv_events;
181
182 sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
183
184 if (sv_events_cache)
185 {
186 sv_events = sv_events_cache; sv_events_cache = 0;
187 SvIV_set (sv_events, revents);
188 }
189 else
190 sv_events = newSViv (revents);
191
192 PUSHMARK (SP);
193 EXTEND (SP, 2);
194 PUSHs (sv_self);
195 PUSHs (sv_events);
196
197 PUTBACK;
198 call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
199
200 SvREFCNT_dec (sv_self);
201
202 if (sv_events_cache)
203 SvREFCNT_dec (sv_events);
204 else
205 sv_events_cache = sv_events;
206
207 if (SvTRUE (ERRSV))
208 {
209 SPAGAIN;
210 PUSHMARK (SP);
211 PUTBACK;
212 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
213 }
214
215 SP = PL_stack_base + mark;
216 PUTBACK;
217}
218
219static void
166e_cb (int fd, short events, void *arg) 220e_once_cb (int revents, void *arg)
167{ 221{
168 struct ev *ev = (struct ev*)arg; 222 dSP;
223 I32 mark = SP - PL_stack_base;
224 SV *sv_events;
225
226 if (sv_events_cache)
227 {
228 sv_events = sv_events_cache; sv_events_cache = 0;
229 SvIV_set (sv_events, revents);
230 }
231 else
232 sv_events = newSViv (revents);
233
234 PUSHMARK (SP);
235 XPUSHs (sv_events);
236
237 PUTBACK;
238 call_sv ((SV *)arg, G_DISCARD | G_VOID | G_EVAL);
239
240 SvREFCNT_dec ((SV *)arg);
241
242 if (sv_events_cache)
243 SvREFCNT_dec (sv_events);
244 else
245 sv_events_cache = sv_events;
246
247 if (SvTRUE (ERRSV))
248 {
249 SPAGAIN;
250 PUSHMARK (SP);
251 PUTBACK;
252 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
253 }
254
255 SP = PL_stack_base + mark;
256 PUTBACK;
257}
258
259static ev_tstamp
260e_periodic_cb (ev_periodic *w, ev_tstamp now)
261{
262 ev_tstamp retval;
263 int count;
169 dSP; 264 dSP;
170 265
171 ENTER; 266 ENTER;
172 SAVETMPS; 267 SAVETMPS;
173 268
174 if (!(ev->ev.ev_events & EV_PERSIST))
175 ev->active = 0;
176
177 PUSHMARK (SP); 269 PUSHMARK (SP);
178 EXTEND (SP, 2); 270 EXTEND (SP, 2);
179 PUSHs (sv_2mortal (e_self (ev))); 271 PUSHs (newRV_inc (w->self)); /* w->self MUST be blessed by now */
180 PUSHs (sv_2mortal (newSViv (events))); 272 PUSHs (newSVnv (now));
273
181 PUTBACK; 274 PUTBACK;
182 call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL); 275 count = call_sv (w->fh, G_SCALAR | G_EVAL);
183 /*TODO: if err, call some logging function */ 276 SPAGAIN;
184 277
185 if (ev->interval && !ev->active) 278 if (SvTRUE (ERRSV))
186 e_start (ev); 279 {
280 PUSHMARK (SP);
281 PUTBACK;
282 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
283 SPAGAIN;
284 }
285
286 if (count > 0)
287 {
288 retval = SvNV (TOPs);
289
290 if (retval < now)
291 retval = now;
292 }
293 else
294 retval = now;
187 295
188 FREETMPS; 296 FREETMPS;
189 LEAVE; 297 LEAVE;
190}
191 298
192///////////////////////////////////////////////////////////////////////////// 299 return retval;
193// DNS
194
195static void
196dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)
197{
198 dSP;
199 SV *cb = (SV *)arg;
200
201 ENTER;
202 SAVETMPS;
203 PUSHMARK (SP);
204 EXTEND (SP, count + 3);
205 PUSHs (sv_2mortal (newSViv (result)));
206
207 if (result == DNS_ERR_NONE && ttl >= 0)
208 {
209 int i;
210
211 PUSHs (sv_2mortal (newSViv (type)));
212 PUSHs (sv_2mortal (newSViv (ttl)));
213
214 for (i = 0; i < count; ++i)
215 switch (type)
216 {
217 case DNS_IPv6_AAAA:
218 PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
219 break;
220 case DNS_IPv4_A:
221 PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4)));
222 break;
223 case DNS_PTR:
224 PUSHs (sv_2mortal (newSVpv (*(char **)addresses, 0)));
225 break;
226 }
227 }
228
229 PUTBACK;
230 call_sv (sv_2mortal (cb), G_DISCARD | G_VOID | G_EVAL);
231
232 FREETMPS;
233 LEAVE;
234} 300}
301
302#define CHECK_REPEAT(repeat) if (repeat < 0.) \
303 croak (# repeat " value must be >= 0");
304
305#define CHECK_FD(fh,fd) if ((fd) < 0) \
306 croak ("illegal file descriptor or filehandle (either no attached file descriptor or illegal value): %s", SvPV_nolen (fh));
307
308#define CHECK_SIG(sv,num) if ((num) < 0) \
309 croak ("illegal signal number or name: %s", SvPV_nolen (sv));
235 310
236///////////////////////////////////////////////////////////////////////////// 311/////////////////////////////////////////////////////////////////////////////
237// XS interface functions 312// XS interface functions
238 313
239MODULE = EV PACKAGE = EV PREFIX = event_ 314MODULE = EV PACKAGE = EV PREFIX = ev_
315
316PROTOTYPES: ENABLE
240 317
241BOOT: 318BOOT:
242{ 319{
243 HV *stash = gv_stashpv ("EV", 1); 320 HV *stash = gv_stashpv ("EV", 1);
244 321
245 static const struct { 322 static const struct {
246 const char *name; 323 const char *name;
247 IV iv; 324 IV iv;
248 } *civ, const_iv[] = { 325 } *civ, const_iv[] = {
249# define const_iv(pfx, name) { # name, (IV) pfx ## name }, 326# define const_iv(pfx, name) { # name, (IV) pfx ## name },
327 const_iv (EV_, MINPRI)
328 const_iv (EV_, MAXPRI)
329
330 const_iv (EV_, UNDEF)
250 const_iv (EV_, NONE) 331 const_iv (EV_, NONE)
251 const_iv (EV_, TIMEOUT) 332 const_iv (EV_, TIMEOUT)
252 const_iv (EV_, READ) 333 const_iv (EV_, READ)
253 const_iv (EV_, WRITE) 334 const_iv (EV_, WRITE)
254 const_iv (EV_, SIGNAL) 335 const_iv (EV_, SIGNAL)
336 const_iv (EV_, IDLE)
337 const_iv (EV_, CHECK)
255 const_iv (EV_, PERSIST) 338 const_iv (EV_, ERROR)
339
256 const_iv (EV, LOOP_ONCE) 340 const_iv (EV, LOOP_ONESHOT)
257 const_iv (EV, LOOP_NONBLOCK) 341 const_iv (EV, LOOP_NONBLOCK)
258 const_iv (EV, BUFFER_READ) 342 const_iv (EV, UNLOOP_ONE)
259 const_iv (EV, BUFFER_WRITE) 343 const_iv (EV, UNLOOP_ALL)
344
345 const_iv (EV, BACKEND_SELECT)
346 const_iv (EV, BACKEND_POLL)
260 const_iv (EV, BUFFER_EOF) 347 const_iv (EV, BACKEND_EPOLL)
348 const_iv (EV, BACKEND_KQUEUE)
349 const_iv (EV, BACKEND_DEVPOLL)
261 const_iv (EV, BUFFER_ERROR) 350 const_iv (EV, BACKEND_PORT)
262 const_iv (EV, BUFFER_TIMEOUT) 351 const_iv (EV, FLAG_AUTO)
352 const_iv (EV, FLAG_NOENV)
353 const_iv (EV, FLAG_FORKCHECK)
263 }; 354 };
264 355
265 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 356 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
266 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 357 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
267 358
268 stash_base = gv_stashpv ("EV::Base" , 1); 359 stash_watcher = gv_stashpv ("EV::Watcher" , 1);
360 stash_io = gv_stashpv ("EV::IO" , 1);
361 stash_timer = gv_stashpv ("EV::Timer" , 1);
362 stash_periodic = gv_stashpv ("EV::Periodic", 1);
363 stash_signal = gv_stashpv ("EV::Signal" , 1);
364 stash_idle = gv_stashpv ("EV::Idle" , 1);
365 stash_prepare = gv_stashpv ("EV::Prepare" , 1);
366 stash_check = gv_stashpv ("EV::Check" , 1);
367 stash_child = gv_stashpv ("EV::Child" , 1);
269 stash_event = gv_stashpv ("EV::Event", 1); 368 stash_embed = gv_stashpv ("EV::Embed" , 1);
270} 369 stash_stat = gv_stashpv ("EV::Stat" , 1);
271 370
272double now () 371 {
273 CODE: 372 SV *sv = perl_get_sv ("EV::API", TRUE);
274 RETVAL = e_now (); 373 perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
275 OUTPUT:
276 RETVAL
277 374
278const char *version () 375 /* the poor man's shared library emulator */
279 ALIAS: 376 evapi.ver = EV_API_VERSION;
280 method = 1 377 evapi.rev = EV_API_REVISION;
281 CODE: 378 evapi.sv_fileno = sv_fileno;
282 RETVAL = ix ? event_get_method () : event_get_version (); 379 evapi.sv_signum = sv_signum;
283 OUTPUT: 380 evapi.now = ev_now;
284 RETVAL 381 evapi.backend = ev_backend;
382 evapi.unloop = ev_unloop;
383 evapi.ref = ev_ref;
384 evapi.unref = ev_unref;
385 evapi.time = ev_time;
386 evapi.loop = ev_loop;
387 evapi.once = ev_once;
388 evapi.io_start = ev_io_start;
389 evapi.io_stop = ev_io_stop;
390 evapi.timer_start = ev_timer_start;
391 evapi.timer_stop = ev_timer_stop;
392 evapi.timer_again = ev_timer_again;
393 evapi.periodic_start = ev_periodic_start;
394 evapi.periodic_stop = ev_periodic_stop;
395 evapi.signal_start = ev_signal_start;
396 evapi.signal_stop = ev_signal_stop;
397 evapi.idle_start = ev_idle_start;
398 evapi.idle_stop = ev_idle_stop;
399 evapi.prepare_start = ev_prepare_start;
400 evapi.prepare_stop = ev_prepare_stop;
401 evapi.check_start = ev_check_start;
402 evapi.check_stop = ev_check_stop;
403 evapi.child_start = ev_child_start;
404 evapi.child_stop = ev_child_stop;
405 evapi.stat_start = ev_stat_start;
406 evapi.stat_stop = ev_stat_stop;
407 evapi.stat_stat = ev_stat_stat;
408 evapi.clear_pending = ev_clear_pending;
285 409
286Base event_init () 410 sv_setiv (sv, (IV)&evapi);
411 SvREADONLY_on (sv);
412 }
413#ifndef _WIN32
414 pthread_atfork (0, 0, ev_default_fork);
415#endif
416}
287 417
288int event_priority_init (int npri) 418NV ev_now ()
289 419
290int event_dispatch () 420unsigned int ev_backend ()
291 421
422NV ev_time ()
423
424unsigned int ev_default_loop (unsigned int flags = ev_supported_backends ())
425
426unsigned int ev_loop_count ()
427
292int event_loop (int flags = 0) 428void ev_loop (int flags = 0)
293 429
294int event_loopexit (double after = 0) 430void ev_unloop (int how = 1)
295 CODE:
296{
297 struct timeval tv;
298 tv_set (&tv, after);
299 event_loopexit (&tv);
300}
301 431
302Event event (SV *cb)
303 CODE:
304 RETVAL = e_new (NEWSV (0, 0), 0, cb);
305 OUTPUT:
306 RETVAL
307
308Event io (SV *fh, short events, SV *cb) 432ev_io *io (SV *fh, int events, SV *cb)
309 ALIAS: 433 ALIAS:
310 io_ns = 1 434 io_ns = 1
311 CODE: 435 CODE:
436{
437 int fd = sv_fileno (fh);
438 CHECK_FD (fh, fd);
439
312 RETVAL = e_new (fh, events, cb); 440 RETVAL = e_new (sizeof (ev_io), cb);
441 RETVAL->fh = newSVsv (fh);
442 ev_io_set (RETVAL, fd, events);
313 if (!ix) e_start (RETVAL); 443 if (!ix) START (io, RETVAL);
444}
314 OUTPUT: 445 OUTPUT:
315 RETVAL 446 RETVAL
316 447
317Event timer (double after, int repeat, SV *cb) 448ev_timer *timer (NV after, NV repeat, SV *cb)
318 ALIAS: 449 ALIAS:
319 timer_ns = 1 450 timer_ns = 1
451 INIT:
452 CHECK_REPEAT (repeat);
320 CODE: 453 CODE:
321 RETVAL = e_new (NEWSV (0, 0), 0, cb); 454 RETVAL = e_new (sizeof (ev_timer), cb);
322 RETVAL->timeout = after; 455 ev_timer_set (RETVAL, after, repeat);
323 RETVAL->interval = repeat; 456 if (!ix) START (timer, RETVAL);
324 if (!ix) e_start (RETVAL);
325 OUTPUT: 457 OUTPUT:
326 RETVAL 458 RETVAL
327 459
328Event timer_abs (double at, double interval, SV *cb) 460SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
329 ALIAS: 461 ALIAS:
330 timer_abs_ns = 1 462 periodic_ns = 1
463 INIT:
464 CHECK_REPEAT (interval);
331 CODE: 465 CODE:
332 RETVAL = e_new (NEWSV (0, 0), 0, cb); 466{
333 RETVAL->timeout = at; 467 ev_periodic *w;
334 RETVAL->interval = interval; 468 w = e_new (sizeof (ev_periodic), cb);
335 RETVAL->abstime = 1; 469 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
336 if (!ix) e_start (RETVAL); 470 ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
471 RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
472 if (!ix) START (periodic, w);
473}
337 OUTPUT: 474 OUTPUT:
338 RETVAL 475 RETVAL
339 476
340Event signal (SV *signal, SV *cb) 477ev_signal *signal (SV *signal, SV *cb)
341 ALIAS: 478 ALIAS:
342 signal_ns = 1 479 signal_ns = 1
343 CODE: 480 CODE:
344 RETVAL = e_new (signal, EV_SIGNAL | EV_PERSIST, cb); 481{
482 Signal signum = sv_signum (signal);
483 CHECK_SIG (signal, signum);
484
485 RETVAL = e_new (sizeof (ev_signal), cb);
486 ev_signal_set (RETVAL, signum);
487 if (!ix) START (signal, RETVAL);
488}
489 OUTPUT:
490 RETVAL
491
492ev_idle *idle (SV *cb)
493 ALIAS:
494 idle_ns = 1
495 CODE:
496 RETVAL = e_new (sizeof (ev_idle), cb);
497 ev_idle_set (RETVAL);
498 if (!ix) START (idle, RETVAL);
499 OUTPUT:
500 RETVAL
501
502ev_prepare *prepare (SV *cb)
503 ALIAS:
504 prepare_ns = 1
505 CODE:
506 RETVAL = e_new (sizeof (ev_prepare), cb);
507 ev_prepare_set (RETVAL);
508 if (!ix) START (prepare, RETVAL);
509 OUTPUT:
510 RETVAL
511
512ev_check *check (SV *cb)
513 ALIAS:
514 check_ns = 1
515 CODE:
516 RETVAL = e_new (sizeof (ev_check), cb);
517 ev_check_set (RETVAL);
518 if (!ix) START (check, RETVAL);
519 OUTPUT:
520 RETVAL
521
522ev_child *child (int pid, SV *cb)
523 ALIAS:
524 child_ns = 1
525 CODE:
526 RETVAL = e_new (sizeof (ev_child), cb);
527 ev_child_set (RETVAL, pid);
528 if (!ix) START (child, RETVAL);
529 OUTPUT:
530 RETVAL
531
532ev_stat *stat (SV *path, NV interval, SV *cb)
533 ALIAS:
534 stat_ns = 1
535 CODE:
536 RETVAL = e_new (sizeof (ev_stat), cb);
537 RETVAL->fh = newSVsv (path);
538 ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
345 if (!ix) e_start (RETVAL); 539 if (!ix) START (stat, RETVAL);
346 OUTPUT: 540 OUTPUT:
347 RETVAL 541 RETVAL
542
543void once (SV *fh, int events, SV *timeout, SV *cb)
544 CODE:
545 ev_once (
546 sv_fileno (fh), events,
547 SvOK (timeout) ? SvNV (timeout) : -1.,
548 e_once_cb,
549 newSVsv (cb)
550 );
348 551
349PROTOTYPES: DISABLE 552PROTOTYPES: DISABLE
350 553
351
352MODULE = EV PACKAGE = EV::Base PREFIX = event_base_
353
354Base new ()
355 CODE:
356 RETVAL = event_init ();
357 OUTPUT:
358 RETVAL
359
360int event_base_dispatch (Base base)
361
362int event_base_loop (Base base, int flags = 0)
363
364int event_base_loopexit (Base base, double after)
365 CODE:
366{
367 struct timeval tv;
368 tv.tv_sec = (long)after;
369 tv.tv_usec = (long)(after - tv.tv_sec) * 1e6;
370 event_base_loopexit (base, &tv);
371}
372
373int event_base_priority_init (Base base, int npri)
374
375void event_base_set (Base base, Event ev)
376 C_ARGS: base, &ev->ev
377
378void DESTROY (Base base)
379 CODE:
380 /*event_base_free (base);*/ /* causes too many problems */
381
382
383MODULE = EV PACKAGE = EV::Event PREFIX = event_ 554MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
384 555
385int event_priority_set (Event ev, int pri) 556int ev_is_active (ev_watcher *w)
386 C_ARGS: &ev->ev, pri
387 557
388int event_add (Event ev, double timeout = TIMEOUT_NONE) 558int ev_is_pending (ev_watcher *w)
389 CODE:
390 ev->timeout = timeout;
391 ev->abstime = 0;
392 RETVAL = e_start (ev);
393 OUTPUT:
394 RETVAL
395 559
396int event_start (Event ev) 560int keepalive (ev_watcher *w, int new_value = 0)
397 CODE: 561 CODE:
398 RETVAL = e_start (ev); 562{
399 OUTPUT: 563 RETVAL = w->flags & WFLAG_KEEPALIVE;
400 RETVAL 564 new_value = new_value ? WFLAG_KEEPALIVE : 0;
401 565
402int event_del (Event ev) 566 if (items > 1 && ((new_value ^ w->flags) & WFLAG_KEEPALIVE))
403 ALIAS: 567 {
404 stop = 0 568 REF (w);
405 CODE: 569 w->flags = (w->flags & ~WFLAG_KEEPALIVE) | new_value;
406 RETVAL = e_stop (ev); 570 UNREF (w);
571 }
572}
407 OUTPUT: 573 OUTPUT:
408 RETVAL 574 RETVAL
409 575
410void DESTROY (Event ev)
411 CODE:
412 e_stop (ev);
413 SvREFCNT_dec (ev->cb);
414 SvREFCNT_dec (ev->fh);
415
416SV *cb (Event ev, SV *new_cb = 0) 576SV *cb (ev_watcher *w, SV *new_cb = 0)
417 CODE: 577 CODE:
578{
418 RETVAL = newSVsv (ev->cb); 579 RETVAL = newSVsv (w->cb_sv);
580
419 if (items > 1) 581 if (items > 1)
420 sv_setsv (ev->cb, new_cb); 582 sv_setsv (w->cb_sv, new_cb);
583}
421 OUTPUT: 584 OUTPUT:
422 RETVAL 585 RETVAL
423 586
424SV *fh (Event ev, SV *new_fh = 0) 587SV *data (ev_watcher *w, SV *new_data = 0)
425 ALIAS:
426 signal = 0
427 CODE: 588 CODE:
428 RETVAL = newSVsv (ev->fh); 589{
590 RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
591
429 if (items > 1) 592 if (items > 1)
430 { 593 {
431 if (ev->active) event_del (&ev->ev); 594 SvREFCNT_dec (w->data);
432 sv_setsv (ev->fh, new_fh); 595 w->data = newSVsv (new_data);
433 ev->ev.ev_fd = sv_fileno (ev->fh);
434 if (ev->active) event_add (&ev->ev, e_tv (ev));
435 } 596 }
597}
436 OUTPUT: 598 OUTPUT:
437 RETVAL 599 RETVAL
438 600
439short events (Event ev, short new_events = EV_UNDEF) 601void trigger (ev_watcher *w, int revents = EV_NONE)
440 CODE: 602 CODE:
441 RETVAL = ev->ev.ev_events; 603 w->cb (w, revents);
604
605int priority (ev_watcher *w, int new_priority = 0)
606 CODE:
607{
608 RETVAL = w->priority;
609
442 if (items > 1) 610 if (items > 1)
443 { 611 {
444 if (ev->active) event_del (&ev->ev); 612 int active = ev_is_active (w);
445 ev->ev.ev_events = new_events; 613
446 if (ev->active) event_add (&ev->ev, e_tv (ev)); 614 if (active)
615 {
616 /* grrr. */
617 PUSHMARK (SP);
618 XPUSHs (ST (0));
619 PUTBACK;
620 call_method ("stop", G_DISCARD | G_VOID);
621 }
622
623 ev_set_priority (w, new_priority);
624
625 if (active)
626 {
627 PUSHMARK (SP);
628 XPUSHs (ST (0));
629 PUTBACK;
630 call_method ("start", G_DISCARD | G_VOID);
631 }
447 } 632 }
633}
448 OUTPUT: 634 OUTPUT:
449 RETVAL 635 RETVAL
450 636
451double timeout (Event ev, double new_timeout = 0., int repeat = 0) 637MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
638
639void ev_io_start (ev_io *w)
452 CODE: 640 CODE:
453 RETVAL = ev->timeout; 641 START (io, w);
642
643void ev_io_stop (ev_io *w)
644 CODE:
645 STOP (io, w);
646
647void DESTROY (ev_io *w)
648 CODE:
649 STOP (io, w);
650 e_destroy (w);
651
652void set (ev_io *w, SV *fh, int events)
653 CODE:
654{
655 int fd = sv_fileno (fh);
656 CHECK_FD (fh, fd);
657
658 sv_setsv (w->fh, fh);
659 RESET (io, w, (w, fd, events));
660}
661
662SV *fh (ev_io *w, SV *new_fh = 0)
663 CODE:
664{
454 if (items > 1) 665 if (items > 1)
455 { 666 {
456 if (ev->active) event_del (&ev->ev); 667 int fd = sv_fileno (new_fh);
457 ev->timeout = new_timeout; 668 CHECK_FD (new_fh, fd);
458 ev->interval = repeat; 669
459 ev->abstime = 0; 670 RETVAL = w->fh;
460 if (ev->active) event_add (&ev->ev, e_tv (ev)); 671 w->fh = newSVsv (new_fh);
672
673 RESET (io, w, (w, fd, w->events));
461 } 674 }
675 else
676 RETVAL = newSVsv (w->fh);
677}
462 OUTPUT: 678 OUTPUT:
463 RETVAL 679 RETVAL
464 680
465void timeout_abs (Event ev, double at, double interval = 0.) 681int events (ev_io *w, int new_events = EV_UNDEF)
466 CODE: 682 CODE:
467 if (ev->active) event_del (&ev->ev); 683{
468 ev->timeout = at; 684 RETVAL = w->events;
469 ev->interval = interval;
470 ev->abstime = 1;
471 if (ev->active) event_add (&ev->ev, e_tv (ev));
472 685
686 if (items > 1)
687 RESET (io, w, (w, w->fd, new_events));
688}
689 OUTPUT:
690 RETVAL
473 691
692MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
693
694void ev_signal_start (ev_signal *w)
695 CODE:
696 START (signal, w);
697
698void ev_signal_stop (ev_signal *w)
699 CODE:
700 STOP (signal, w);
701
702void DESTROY (ev_signal *w)
703 CODE:
704 STOP (signal, w);
705 e_destroy (w);
706
707void set (ev_signal *w, SV *signal)
708 CODE:
709{
710 Signal signum = sv_signum (signal);
711 CHECK_SIG (signal, signum);
712
713 RESET (signal, w, (w, signum));
714}
715
716int signal (ev_signal *w, SV *new_signal = 0)
717 CODE:
718{
719 RETVAL = w->signum;
720
721 if (items > 1)
722 {
723 Signal signum = sv_signum (new_signal);
724 CHECK_SIG (new_signal, signum);
725
726 RESET (signal, w, (w, signum));
727 }
728}
729 OUTPUT:
730 RETVAL
731
732MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
733
734void ev_timer_start (ev_timer *w)
735 INIT:
736 CHECK_REPEAT (w->repeat);
737 CODE:
738 START (timer, w);
739
740void ev_timer_stop (ev_timer *w)
741 CODE:
742 STOP (timer, w);
743
744void ev_timer_again (ev_timer *w)
745 INIT:
746 CHECK_REPEAT (w->repeat);
747 CODE:
748 REF (w);
749 ev_timer_again (w);
750 UNREF (w);
751
752void DESTROY (ev_timer *w)
753 CODE:
754 STOP (timer, w);
755 e_destroy (w);
756
757void set (ev_timer *w, NV after, NV repeat = 0.)
758 INIT:
759 CHECK_REPEAT (repeat);
760 CODE:
761 RESET (timer, w, (w, after, repeat));
762
763MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
764
765void ev_periodic_start (ev_periodic *w)
766 INIT:
767 CHECK_REPEAT (w->interval);
768 CODE:
769 START (periodic, w);
770
771void ev_periodic_stop (ev_periodic *w)
772 CODE:
773 STOP (periodic, w);
774
775void ev_periodic_again (ev_periodic *w)
776 CODE:
777 REF (w);
778 ev_periodic_again (w);
779 UNREF (w);
780
781void DESTROY (ev_periodic *w)
782 CODE:
783 STOP (periodic, w);
784 e_destroy (w);
785
786void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
787 INIT:
788 CHECK_REPEAT (interval);
789 CODE:
790{
791 SvREFCNT_dec (w->fh);
792 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
793
794 RESET (periodic, w, (w, at, interval, w->fh ? e_periodic_cb : 0));
795}
796
797MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
798
799void ev_idle_start (ev_idle *w)
800 CODE:
801 START (idle, w);
802
803void ev_idle_stop (ev_idle *w)
804 CODE:
805 STOP (idle, w);
806
807void DESTROY (ev_idle *w)
808 CODE:
809 STOP (idle, w);
810 e_destroy (w);
811
812MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_check_
813
814void ev_prepare_start (ev_prepare *w)
815 CODE:
816 START (prepare, w);
817
818void ev_prepare_stop (ev_prepare *w)
819 CODE:
820 STOP (prepare, w);
821
822void DESTROY (ev_prepare *w)
823 CODE:
824 STOP (prepare, w);
825 e_destroy (w);
826
827MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
828
829void ev_check_start (ev_check *w)
830 CODE:
831 START (check, w);
832
833void ev_check_stop (ev_check *w)
834 CODE:
835 STOP (check, w);
836
837void DESTROY (ev_check *w)
838 CODE:
839 STOP (check, w);
840 e_destroy (w);
841
842MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
843
844void ev_child_start (ev_child *w)
845 CODE:
846 START (child, w);
847
848void ev_child_stop (ev_child *w)
849 CODE:
850 STOP (child, w);
851
852void DESTROY (ev_child *w)
853 CODE:
854 STOP (child, w);
855 e_destroy (w);
856
857void set (ev_child *w, int pid)
858 CODE:
859 RESET (child, w, (w, pid));
860
861int pid (ev_child *w, int new_pid = 0)
862 CODE:
863{
864 RETVAL = w->pid;
865
866 if (items > 1)
867 RESET (child, w, (w, new_pid));
868}
869 OUTPUT:
870 RETVAL
871
872
873int rstatus (ev_child *w)
874 ALIAS:
875 rpid = 1
876 CODE:
877 RETVAL = ix ? w->rpid : w->rstatus;
878 OUTPUT:
879 RETVAL
880
474MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_ 881MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
882
883void ev_stat_start (ev_stat *w)
884 CODE:
885 START (stat, w);
886
887void ev_stat_stop (ev_stat *w)
888 CODE:
889 STOP (stat, w);
890
891void DESTROY (ev_stat *w)
892 CODE:
893 STOP (stat, w);
894 e_destroy (w);
895
896void set (ev_stat *w, SV *path, NV interval)
897 CODE:
898{
899 sv_setsv (w->fh, path);
900 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), interval));
901}
902
903SV *path (ev_stat *w, SV *new_path = 0)
904 CODE:
905{
906 RETVAL = SvREFCNT_inc (w->fh);
907
908 if (items > 1)
909 {
910 SvREFCNT_dec (w->fh);
911 w->fh = newSVsv (new_path);
912 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), w->interval));
913 }
914}
915 OUTPUT:
916 RETVAL
917
918NV interval (ev_stat *w, NV new_interval = 0.)
919 CODE:
920{
921 RETVAL = w->interval;
922
923 if (items > 1)
924 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), new_interval));
925}
926 OUTPUT:
927 RETVAL
928
929void prev (ev_stat *w)
930 ALIAS:
931 stat = 1
932 attr = 2
933 PPCODE:
934{
935 ev_statdata *s = ix ? &w->attr : &w->prev;
936
937 if (ix == 1)
938 ev_stat_stat (w);
939 else if (!s->st_nlink)
940 errno = ENOENT;
941
942 PL_statcache.st_dev = s->st_nlink;
943 PL_statcache.st_ino = s->st_ino;
944 PL_statcache.st_mode = s->st_mode;
945 PL_statcache.st_nlink = s->st_nlink;
946 PL_statcache.st_uid = s->st_uid;
947 PL_statcache.st_gid = s->st_gid;
948 PL_statcache.st_rdev = s->st_rdev;
949 PL_statcache.st_size = s->st_size;
950 PL_statcache.st_atime = s->st_atime;
951 PL_statcache.st_mtime = s->st_mtime;
952 PL_statcache.st_ctime = s->st_ctime;
953
954 if (GIMME_V == G_SCALAR)
955 XPUSHs (boolSV (s->st_nlink));
956 else if (GIMME_V == G_ARRAY && s->st_nlink)
957 {
958 EXTEND (SP, 13);
959 PUSHs (sv_2mortal (newSViv (s->st_dev)));
960 PUSHs (sv_2mortal (newSViv (s->st_ino)));
961 PUSHs (sv_2mortal (newSVuv (s->st_mode)));
962 PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
963 PUSHs (sv_2mortal (newSViv (s->st_uid)));
964 PUSHs (sv_2mortal (newSViv (s->st_gid)));
965 PUSHs (sv_2mortal (newSViv (s->st_rdev)));
966 PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
967 PUSHs (sv_2mortal (newSVnv (s->st_atime)));
968 PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
969 PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
970 PUSHs (sv_2mortal (newSVuv (4096)));
971 PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
972 }
973}
974
975#if 0
976
977MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
475 978
476BOOT: 979BOOT:
477{ 980{
478 HV *stash = gv_stashpv ("EV::DNS", 1); 981 HV *stash = gv_stashpv ("EV::HTTP", 1);
479 982
480 static const struct { 983 static const struct {
481 const char *name; 984 const char *name;
482 IV iv; 985 IV iv;
483 } *civ, const_iv[] = { 986 } *civ, const_iv[] = {
484# define const_iv(pfx, name) { # name, (IV) pfx ## name }, 987# define const_iv(pfx, name) { # name, (IV) pfx ## name },
485
486 const_iv (DNS_, ERR_NONE)
487 const_iv (DNS_, ERR_FORMAT)
488 const_iv (DNS_, ERR_SERVERFAILED)
489 const_iv (DNS_, ERR_NOTEXIST)
490 const_iv (DNS_, ERR_NOTIMPL)
491 const_iv (DNS_, ERR_REFUSED)
492 const_iv (DNS_, ERR_TRUNCATED)
493 const_iv (DNS_, ERR_UNKNOWN)
494 const_iv (DNS_, ERR_TIMEOUT)
495 const_iv (DNS_, ERR_SHUTDOWN)
496 const_iv (DNS_, IPv4_A)
497 const_iv (DNS_, PTR) 988 const_iv (HTTP_, OK)
498 const_iv (DNS_, IPv6_AAAA) 989 const_iv (HTTP_, NOCONTENT)
499 const_iv (DNS_, QUERY_NO_SEARCH) 990 const_iv (HTTP_, MOVEPERM)
500 const_iv (DNS_, OPTION_SEARCH) 991 const_iv (HTTP_, MOVETEMP)
501 const_iv (DNS_, OPTION_NAMESERVERS) 992 const_iv (HTTP_, NOTMODIFIED)
502 const_iv (DNS_, OPTION_MISC) 993 const_iv (HTTP_, BADREQUEST)
503 const_iv (DNS_, OPTIONS_ALL) 994 const_iv (HTTP_, NOTFOUND)
504 const_iv (DNS_, NO_SEARCH) 995 const_iv (HTTP_, SERVUNAVAIL)
996 const_iv (EVHTTP_, REQ_OWN_CONNECTION)
997 const_iv (EVHTTP_, PROXY_REQUEST)
998 const_iv (EVHTTP_, REQ_GET)
999 const_iv (EVHTTP_, REQ_POST)
1000 const_iv (EVHTTP_, REQ_HEAD)
1001 const_iv (EVHTTP_, REQUEST)
1002 const_iv (EVHTTP_, RESPONSE)
505 }; 1003 };
506 1004
507 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 1005 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
508 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 1006 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
509} 1007}
510 1008
511int evdns_init () 1009MODULE = EV PACKAGE = EV::HTTP::Request PREFIX = evhttp_request_
512 1010
513void evdns_shutdown (int fail_requests = 1) 1011#HttpRequest new (SV *klass, SV *cb)
514 1012
515const char *evdns_err_to_string (int err) 1013#void DESTROY (struct evhttp_request *req);
516
517int evdns_nameserver_add (U32 address)
518
519int evdns_count_nameservers ()
520
521int evdns_clear_nameservers_and_suspend ()
522
523int evdns_resume ()
524
525int evdns_nameserver_ip_add (char *ip_as_string)
526
527int evdns_resolve_ipv4 (const char *name, int flags, SV *cb)
528 C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
529
530int evdns_resolve_ipv6 (const char *name, int flags, SV *cb)
531 C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
532
533int evdns_resolve_reverse (SV *addr, int flags, SV *cb)
534 ALIAS:
535 evdns_resolve_reverse_ipv6 = 1
536 CODE:
537{
538 STRLEN len;
539 char *data = SvPVbyte (addr, len);
540 if (len != (ix ? 16 : 4))
541 croak ("ipv4/ipv6 address to resolve must be given as 4/16 byte octet string");
542
543 RETVAL = ix
544 ? evdns_resolve_reverse_ipv6 ((struct in6_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb))
545 : evdns_resolve_reverse ((struct in_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb));
546}
547 OUTPUT:
548 RETVAL
549
550int evdns_set_option (char *option, char *val, int flags)
551
552int evdns_resolv_conf_parse (int flags, const char *filename)
553
554#ifdef MS_WINDOWS
555
556int evdns_config_windows_nameservers ()
557 1014
558#endif 1015#endif
559 1016
560void evdns_search_clear ()
561 1017
562void evdns_search_add (char *domain)
563 1018
564void evdns_search_ndots_set (int ndots)
565 1019
1020
1021
1022
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