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Comparing EV/EV.xs (file contents):
Revision 1.9 by root, Mon Oct 29 07:24:37 2007 UTC vs.
Revision 1.85 by root, Sat Dec 1 22:51:34 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 (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
166e_cb (int fd, short events, void *arg) 176e_cb (ev_watcher *w, int revents)
167{ 177{
168 struct ev *ev = (struct ev*)arg;
169 dSP; 178 dSP;
179 I32 mark = SP - PL_stack_base;
180 SV *sv_self, *sv_events;
170 181
171 ENTER; 182 sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
172 SAVETMPS;
173 183
174 if (!(ev->ev.ev_events & EV_PERSIST) || (events & EV_TIMEOUT)) 184 if (sv_events_cache)
175 ev->active = 0; 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);
176 191
177 PUSHMARK (SP); 192 PUSHMARK (SP);
178 EXTEND (SP, 2); 193 EXTEND (SP, 2);
179 PUSHs (sv_2mortal (e_self (ev))); 194 PUSHs (sv_self);
180 PUSHs (sv_2mortal (newSViv (events))); 195 PUSHs (sv_events);
196
181 PUTBACK; 197 PUTBACK;
182 call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL); 198 call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
183 199
184 if (ev->interval && !ev->active) 200 SvREFCNT_dec (sv_self);
185 e_start (ev);
186 201
187 FREETMPS; 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
220e_once_cb (int revents, void *arg)
221{
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;
188 246
189 if (SvTRUE (ERRSV)) 247 if (SvTRUE (ERRSV))
190 { 248 {
191 PUSHMARK (SP); 249 PUSHMARK (SP);
192 PUTBACK; 250 PUTBACK;
193 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR); 251 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
194 } 252 }
195 253
196 LEAVE; 254 SP = PL_stack_base + mark;
255 PUTBACK;
197} 256}
198 257
199///////////////////////////////////////////////////////////////////////////// 258static ev_tstamp
200// DNS 259e_periodic_cb (ev_periodic *w, ev_tstamp now)
201
202static void
203dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)
204{ 260{
261 ev_tstamp retval;
262 int count;
205 dSP; 263 dSP;
206 SV *cb = (SV *)arg;
207 264
208 ENTER; 265 ENTER;
209 SAVETMPS; 266 SAVETMPS;
267
210 PUSHMARK (SP); 268 PUSHMARK (SP);
211 EXTEND (SP, count + 3); 269 EXTEND (SP, 2);
212 PUSHs (sv_2mortal (newSViv (result))); 270 PUSHs (newRV_inc (w->self)); /* w->self MUST be blessed by now */
213 271 PUSHs (newSVnv (now));
214 if (result == DNS_ERR_NONE && ttl >= 0)
215 {
216 int i;
217
218 PUSHs (sv_2mortal (newSViv (type)));
219 PUSHs (sv_2mortal (newSViv (ttl)));
220
221 for (i = 0; i < count; ++i)
222 switch (type)
223 {
224 case DNS_IPv6_AAAA:
225 PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
226 break;
227 case DNS_IPv4_A:
228 PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4)));
229 break;
230 case DNS_PTR:
231 PUSHs (sv_2mortal (newSVpv (*(char **)addresses, 0)));
232 break;
233 }
234 }
235 272
236 PUTBACK; 273 PUTBACK;
237 call_sv (sv_2mortal (cb), G_DISCARD | G_VOID | G_EVAL); 274 count = call_sv (w->fh, G_SCALAR | G_EVAL);
238 275 SPAGAIN;
239 FREETMPS;
240 276
241 if (SvTRUE (ERRSV)) 277 if (SvTRUE (ERRSV))
242 { 278 {
243 PUSHMARK (SP); 279 PUSHMARK (SP);
244 PUTBACK; 280 PUTBACK;
245 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR); 281 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
282 SPAGAIN;
246 } 283 }
247 284
285 if (count > 0)
286 {
287 retval = SvNV (TOPs);
288
289 if (retval < now)
290 retval = now;
291 }
292 else
293 retval = now;
294
295 FREETMPS;
248 LEAVE; 296 LEAVE;
297
298 return retval;
249} 299}
300
301#define CHECK_REPEAT(repeat) if (repeat < 0.) \
302 croak (# repeat " value must be >= 0");
303
304#define CHECK_FD(fh,fd) if ((fd) < 0) \
305 croak ("illegal file descriptor or filehandle (either no attached file descriptor or illegal value): %s", SvPV_nolen (fh));
306
307#define CHECK_SIG(sv,num) if ((num) < 0) \
308 croak ("illegal signal number or name: %s", SvPV_nolen (sv));
250 309
251///////////////////////////////////////////////////////////////////////////// 310/////////////////////////////////////////////////////////////////////////////
252// XS interface functions 311// XS interface functions
253 312
254MODULE = EV PACKAGE = EV PREFIX = event_ 313MODULE = EV PACKAGE = EV PREFIX = ev_
314
315PROTOTYPES: ENABLE
255 316
256BOOT: 317BOOT:
257{ 318{
258 HV *stash = gv_stashpv ("EV", 1); 319 HV *stash = gv_stashpv ("EV", 1);
259 320
260 static const struct { 321 static const struct {
261 const char *name; 322 const char *name;
262 IV iv; 323 IV iv;
263 } *civ, const_iv[] = { 324 } *civ, const_iv[] = {
264# define const_iv(pfx, name) { # name, (IV) pfx ## name }, 325# define const_iv(pfx, name) { # name, (IV) pfx ## name },
326 const_iv (EV_, MINPRI)
327 const_iv (EV_, MAXPRI)
328
329 const_iv (EV_, UNDEF)
265 const_iv (EV_, NONE) 330 const_iv (EV_, NONE)
266 const_iv (EV_, TIMEOUT) 331 const_iv (EV_, TIMEOUT)
267 const_iv (EV_, READ) 332 const_iv (EV_, READ)
268 const_iv (EV_, WRITE) 333 const_iv (EV_, WRITE)
269 const_iv (EV_, SIGNAL) 334 const_iv (EV_, SIGNAL)
335 const_iv (EV_, IDLE)
336 const_iv (EV_, CHECK)
270 const_iv (EV_, PERSIST) 337 const_iv (EV_, ERROR)
338
271 const_iv (EV, LOOP_ONCE) 339 const_iv (EV, LOOP_ONESHOT)
272 const_iv (EV, LOOP_NONBLOCK) 340 const_iv (EV, LOOP_NONBLOCK)
273 const_iv (EV, BUFFER_READ) 341 const_iv (EV, UNLOOP_ONE)
274 const_iv (EV, BUFFER_WRITE) 342 const_iv (EV, UNLOOP_ALL)
343
344 const_iv (EV, BACKEND_SELECT)
345 const_iv (EV, BACKEND_POLL)
275 const_iv (EV, BUFFER_EOF) 346 const_iv (EV, BACKEND_EPOLL)
347 const_iv (EV, BACKEND_KQUEUE)
348 const_iv (EV, BACKEND_DEVPOLL)
276 const_iv (EV, BUFFER_ERROR) 349 const_iv (EV, BACKEND_PORT)
277 const_iv (EV, BUFFER_TIMEOUT) 350 const_iv (EV, FLAG_AUTO)
351 const_iv (EV, FLAG_NOENV)
352 const_iv (EV, FLAG_FORKCHECK)
278 }; 353 };
279 354
280 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 355 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
281 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 356 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
282 357
283 stash_base = gv_stashpv ("EV::Base" , 1); 358 stash_watcher = gv_stashpv ("EV::Watcher" , 1);
359 stash_io = gv_stashpv ("EV::IO" , 1);
360 stash_timer = gv_stashpv ("EV::Timer" , 1);
361 stash_periodic = gv_stashpv ("EV::Periodic", 1);
362 stash_signal = gv_stashpv ("EV::Signal" , 1);
363 stash_idle = gv_stashpv ("EV::Idle" , 1);
364 stash_prepare = gv_stashpv ("EV::Prepare" , 1);
365 stash_check = gv_stashpv ("EV::Check" , 1);
366 stash_child = gv_stashpv ("EV::Child" , 1);
284 stash_event = gv_stashpv ("EV::Event", 1); 367 stash_embed = gv_stashpv ("EV::Embed" , 1);
285} 368 stash_stat = gv_stashpv ("EV::Stat" , 1);
286 369
287double now () 370 {
288 CODE: 371 SV *sv = perl_get_sv ("EV::API", TRUE);
289 RETVAL = e_now (); 372 perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
290 OUTPUT:
291 RETVAL
292 373
293const char *version () 374 /* the poor man's shared library emulator */
294 ALIAS: 375 evapi.ver = EV_API_VERSION;
295 method = 1 376 evapi.rev = EV_API_REVISION;
296 CODE: 377 evapi.sv_fileno = sv_fileno;
297 RETVAL = ix ? event_get_method () : event_get_version (); 378 evapi.sv_signum = sv_signum;
298 OUTPUT: 379 evapi.now = ev_now;
299 RETVAL 380 evapi.backend = ev_backend;
381 evapi.unloop = ev_unloop;
382 evapi.ref = ev_ref;
383 evapi.unref = ev_unref;
384 evapi.time = ev_time;
385 evapi.loop = ev_loop;
386 evapi.once = ev_once;
387 evapi.io_start = ev_io_start;
388 evapi.io_stop = ev_io_stop;
389 evapi.timer_start = ev_timer_start;
390 evapi.timer_stop = ev_timer_stop;
391 evapi.timer_again = ev_timer_again;
392 evapi.periodic_start = ev_periodic_start;
393 evapi.periodic_stop = ev_periodic_stop;
394 evapi.signal_start = ev_signal_start;
395 evapi.signal_stop = ev_signal_stop;
396 evapi.idle_start = ev_idle_start;
397 evapi.idle_stop = ev_idle_stop;
398 evapi.prepare_start = ev_prepare_start;
399 evapi.prepare_stop = ev_prepare_stop;
400 evapi.check_start = ev_check_start;
401 evapi.check_stop = ev_check_stop;
402 evapi.child_start = ev_child_start;
403 evapi.child_stop = ev_child_stop;
404 evapi.stat_start = ev_stat_start;
405 evapi.stat_stop = ev_stat_stop;
406 evapi.stat_stat = ev_stat_stat;
300 407
301Base event_init () 408 sv_setiv (sv, (IV)&evapi);
409 SvREADONLY_on (sv);
410 }
411#ifndef _WIN32
412 pthread_atfork (0, 0, ev_default_fork);
413#endif
414}
302 415
303int event_priority_init (int npri) 416NV ev_now ()
304 417
305int event_dispatch () 418unsigned int ev_backend ()
306 419
420NV ev_time ()
421
422unsigned int ev_default_loop (unsigned int flags = ev_supported_backends ())
423
307int event_loop (int flags = 0) 424void ev_loop (int flags = 0)
308 425
309int event_loopexit (double after = 0) 426void ev_unloop (int how = 1)
310 CODE:
311{
312 struct timeval tv;
313 tv_set (&tv, after);
314 event_loopexit (&tv);
315}
316 427
317Event event (SV *cb)
318 CODE:
319 RETVAL = e_new (NEWSV (0, 0), 0, cb);
320 OUTPUT:
321 RETVAL
322
323Event io (SV *fh, short events, SV *cb) 428ev_io *io (SV *fh, int events, SV *cb)
324 ALIAS: 429 ALIAS:
325 io_ns = 1 430 io_ns = 1
326 CODE: 431 CODE:
432{
433 int fd = sv_fileno (fh);
434 CHECK_FD (fh, fd);
435
327 RETVAL = e_new (fh, events, cb); 436 RETVAL = e_new (sizeof (ev_io), cb);
437 RETVAL->fh = newSVsv (fh);
438 ev_io_set (RETVAL, fd, events);
328 if (!ix) e_start (RETVAL); 439 if (!ix) START (io, RETVAL);
329 OUTPUT:
330 RETVAL
331
332Event timed_io (SV *fh, short events, double timeout, SV *cb)
333 ALIAS:
334 timed_io_ns = 1
335 CODE:
336{
337 events = timeout ? events & ~EV_PERSIST : events | EV_PERSIST;
338
339 RETVAL = e_new (fh, events, cb);
340
341 if (timeout)
342 {
343 RETVAL->timeout = timeout;
344 RETVAL->interval = 1;
345 }
346
347 if (!ix) e_start (RETVAL);
348} 440}
349 OUTPUT: 441 OUTPUT:
350 RETVAL 442 RETVAL
351 443
352Event timer (double after, int repeat, SV *cb) 444ev_timer *timer (NV after, NV repeat, SV *cb)
353 ALIAS: 445 ALIAS:
354 timer_ns = 1 446 timer_ns = 1
447 INIT:
448 CHECK_REPEAT (repeat);
355 CODE: 449 CODE:
356 RETVAL = e_new (NEWSV (0, 0), 0, cb); 450 RETVAL = e_new (sizeof (ev_timer), cb);
357 RETVAL->timeout = after; 451 ev_timer_set (RETVAL, after, repeat);
358 RETVAL->interval = repeat; 452 if (!ix) START (timer, RETVAL);
359 if (!ix) e_start (RETVAL);
360 OUTPUT: 453 OUTPUT:
361 RETVAL 454 RETVAL
362 455
363Event timer_abs (double at, double interval, SV *cb) 456SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
364 ALIAS: 457 ALIAS:
365 timer_abs_ns = 1 458 periodic_ns = 1
459 INIT:
460 CHECK_REPEAT (interval);
366 CODE: 461 CODE:
367 RETVAL = e_new (NEWSV (0, 0), 0, cb); 462{
368 RETVAL->timeout = at; 463 ev_periodic *w;
369 RETVAL->interval = interval; 464 w = e_new (sizeof (ev_periodic), cb);
370 RETVAL->abstime = 1; 465 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
371 if (!ix) e_start (RETVAL); 466 ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
467 RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
468 if (!ix) START (periodic, w);
469}
372 OUTPUT: 470 OUTPUT:
373 RETVAL 471 RETVAL
374 472
375Event signal (SV *signal, SV *cb) 473ev_signal *signal (SV *signal, SV *cb)
376 ALIAS: 474 ALIAS:
377 signal_ns = 1 475 signal_ns = 1
378 CODE: 476 CODE:
379 RETVAL = e_new (signal, EV_SIGNAL | EV_PERSIST, cb); 477{
478 Signal signum = sv_signum (signal);
479 CHECK_SIG (signal, signum);
480
481 RETVAL = e_new (sizeof (ev_signal), cb);
482 ev_signal_set (RETVAL, signum);
483 if (!ix) START (signal, RETVAL);
484}
485 OUTPUT:
486 RETVAL
487
488ev_idle *idle (SV *cb)
489 ALIAS:
490 idle_ns = 1
491 CODE:
492 RETVAL = e_new (sizeof (ev_idle), cb);
493 ev_idle_set (RETVAL);
494 if (!ix) START (idle, RETVAL);
495 OUTPUT:
496 RETVAL
497
498ev_prepare *prepare (SV *cb)
499 ALIAS:
500 prepare_ns = 1
501 CODE:
502 RETVAL = e_new (sizeof (ev_prepare), cb);
503 ev_prepare_set (RETVAL);
504 if (!ix) START (prepare, RETVAL);
505 OUTPUT:
506 RETVAL
507
508ev_check *check (SV *cb)
509 ALIAS:
510 check_ns = 1
511 CODE:
512 RETVAL = e_new (sizeof (ev_check), cb);
513 ev_check_set (RETVAL);
514 if (!ix) START (check, RETVAL);
515 OUTPUT:
516 RETVAL
517
518ev_child *child (int pid, SV *cb)
519 ALIAS:
520 child_ns = 1
521 CODE:
522 RETVAL = e_new (sizeof (ev_child), cb);
523 ev_child_set (RETVAL, pid);
524 if (!ix) START (child, RETVAL);
525 OUTPUT:
526 RETVAL
527
528ev_stat *stat (SV *path, NV interval, SV *cb)
529 ALIAS:
530 stat_ns = 1
531 CODE:
532 RETVAL = e_new (sizeof (ev_stat), cb);
533 RETVAL->fh = newSVsv (path);
534 ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
380 if (!ix) e_start (RETVAL); 535 if (!ix) START (stat, RETVAL);
381 OUTPUT: 536 OUTPUT:
382 RETVAL 537 RETVAL
538
539void once (SV *fh, int events, SV *timeout, SV *cb)
540 CODE:
541 ev_once (
542 sv_fileno (fh), events,
543 SvOK (timeout) ? SvNV (timeout) : -1.,
544 e_once_cb,
545 newSVsv (cb)
546 );
383 547
384PROTOTYPES: DISABLE 548PROTOTYPES: DISABLE
385 549
386
387MODULE = EV PACKAGE = EV::Base PREFIX = event_base_
388
389Base new ()
390 CODE:
391 RETVAL = event_init ();
392 OUTPUT:
393 RETVAL
394
395int event_base_dispatch (Base base)
396
397int event_base_loop (Base base, int flags = 0)
398
399int event_base_loopexit (Base base, double after)
400 CODE:
401{
402 struct timeval tv;
403 tv.tv_sec = (long)after;
404 tv.tv_usec = (long)(after - tv.tv_sec) * 1e6;
405 event_base_loopexit (base, &tv);
406}
407
408int event_base_priority_init (Base base, int npri)
409
410void event_base_set (Base base, Event ev)
411 C_ARGS: base, &ev->ev
412
413void DESTROY (Base base)
414 CODE:
415 /*event_base_free (base);*/ /* causes too many problems */
416
417
418MODULE = EV PACKAGE = EV::Event PREFIX = event_ 550MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
419 551
420int event_priority_set (Event ev, int pri) 552int ev_is_active (ev_watcher *w)
421 C_ARGS: &ev->ev, pri
422 553
423int event_add (Event ev, double timeout = TIMEOUT_NONE) 554int ev_is_pending (ev_watcher *w)
424 CODE:
425 ev->timeout = timeout;
426 ev->abstime = 0;
427 RETVAL = e_start (ev);
428 OUTPUT:
429 RETVAL
430 555
431int event_start (Event ev) 556int keepalive (ev_watcher *w, int new_value = 0)
432 CODE: 557 CODE:
433 RETVAL = e_start (ev); 558{
434 OUTPUT: 559 RETVAL = w->flags & WFLAG_KEEPALIVE;
435 RETVAL 560 new_value = new_value ? WFLAG_KEEPALIVE : 0;
436 561
437int event_del (Event ev) 562 if (items > 1 && ((new_value ^ w->flags) & WFLAG_KEEPALIVE))
438 ALIAS: 563 {
439 stop = 0 564 REF (w);
440 CODE: 565 w->flags = (w->flags & ~WFLAG_KEEPALIVE) | new_value;
441 RETVAL = e_stop (ev); 566 UNREF (w);
567 }
568}
442 OUTPUT: 569 OUTPUT:
443 RETVAL 570 RETVAL
444 571
445void DESTROY (Event ev)
446 CODE:
447 e_stop (ev);
448 SvREFCNT_dec (ev->cb);
449 SvREFCNT_dec (ev->fh);
450
451SV *cb (Event ev, SV *new_cb = 0) 572SV *cb (ev_watcher *w, SV *new_cb = 0)
452 CODE: 573 CODE:
574{
453 RETVAL = newSVsv (ev->cb); 575 RETVAL = newSVsv (w->cb_sv);
576
454 if (items > 1) 577 if (items > 1)
455 sv_setsv (ev->cb, new_cb); 578 sv_setsv (w->cb_sv, new_cb);
579}
456 OUTPUT: 580 OUTPUT:
457 RETVAL 581 RETVAL
458 582
459SV *fh (Event ev, SV *new_fh = 0) 583SV *data (ev_watcher *w, SV *new_data = 0)
460 ALIAS:
461 signal = 1
462 CODE: 584 CODE:
463 RETVAL = newSVsv (ev->fh); 585{
586 RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
587
464 if (items > 1) 588 if (items > 1)
465 { 589 {
466 if (ev->active) event_del (&ev->ev); 590 SvREFCNT_dec (w->data);
467 sv_setsv (ev->fh, new_fh); 591 w->data = newSVsv (new_data);
468 ev->ev.ev_fd = sv_fileno (ev->fh);
469 ev->ev.ev_events = signal ? ev->ev.ev_events | EV_SIGNAL : ev->ev.ev_events & ~EV_SIGNAL;
470 if (ev->active) event_add (&ev->ev, e_tv (ev));
471 } 592 }
593}
472 OUTPUT: 594 OUTPUT:
473 RETVAL 595 RETVAL
474 596
475short events (Event ev, short new_events = EV_UNDEF) 597void trigger (ev_watcher *w, int revents = EV_NONE)
476 CODE: 598 CODE:
477 RETVAL = ev->ev.ev_events; 599 w->cb (w, revents);
600
601int priority (ev_watcher *w, int new_priority = 0)
602 CODE:
603{
604 RETVAL = w->priority;
605
478 if (items > 1) 606 if (items > 1)
479 { 607 {
480 if (ev->active) event_del (&ev->ev); 608 int active = ev_is_active (w);
481 ev->ev.ev_events = new_events; 609
482 if (ev->active) event_add (&ev->ev, e_tv (ev)); 610 if (new_priority < EV_MINPRI || new_priority > EV_MAXPRI)
611 croak ("watcher priority out of range, value must be between %d and %d, inclusive", EV_MINPRI, EV_MAXPRI);
612
613 if (active)
614 {
615 /* grrr. */
616 PUSHMARK (SP);
617 XPUSHs (ST (0));
618 call_method ("stop", G_DISCARD | G_VOID);
619 }
620
621 ev_set_priority (w, new_priority);
622
623 if (active)
624 {
625 PUSHMARK (SP);
626 XPUSHs (ST (0));
627 call_method ("start", G_DISCARD | G_VOID);
628 }
483 } 629 }
630}
484 OUTPUT: 631 OUTPUT:
485 RETVAL 632 RETVAL
486 633
487double timeout (Event ev, double new_timeout = 0., int repeat = 0) 634MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
635
636void ev_io_start (ev_io *w)
488 CODE: 637 CODE:
489 RETVAL = ev->timeout; 638 START (io, w);
639
640void ev_io_stop (ev_io *w)
641 CODE:
642 STOP (io, w);
643
644void DESTROY (ev_io *w)
645 CODE:
646 STOP (io, w);
647 e_destroy (w);
648
649void set (ev_io *w, SV *fh, int events)
650 CODE:
651{
652 int fd = sv_fileno (fh);
653 CHECK_FD (fh, fd);
654
655 sv_setsv (w->fh, fh);
656 RESET (io, w, (w, fd, events));
657}
658
659SV *fh (ev_io *w, SV *new_fh = 0)
660 CODE:
661{
490 if (items > 1) 662 if (items > 1)
491 { 663 {
492 if (ev->active) event_del (&ev->ev); 664 int fd = sv_fileno (new_fh);
493 ev->timeout = new_timeout; 665 CHECK_FD (new_fh, fd);
494 ev->interval = repeat; 666
495 ev->abstime = 0; 667 RETVAL = w->fh;
496 if (ev->active) event_add (&ev->ev, e_tv (ev)); 668 w->fh = newSVsv (new_fh);
669
670 RESET (io, w, (w, fd, w->events));
497 } 671 }
672 else
673 RETVAL = newSVsv (w->fh);
674}
498 OUTPUT: 675 OUTPUT:
499 RETVAL 676 RETVAL
500 677
501void timeout_abs (Event ev, double at, double interval = 0.) 678int events (ev_io *w, int new_events = EV_UNDEF)
502 CODE: 679 CODE:
503 if (ev->active) event_del (&ev->ev); 680{
504 ev->timeout = at; 681 RETVAL = w->events;
505 ev->interval = interval;
506 ev->abstime = 1;
507 if (ev->active) event_add (&ev->ev, e_tv (ev));
508 682
683 if (items > 1)
684 RESET (io, w, (w, w->fd, new_events));
685}
686 OUTPUT:
687 RETVAL
509 688
689MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
690
691void ev_signal_start (ev_signal *w)
692 CODE:
693 START (signal, w);
694
695void ev_signal_stop (ev_signal *w)
696 CODE:
697 STOP (signal, w);
698
699void DESTROY (ev_signal *w)
700 CODE:
701 STOP (signal, w);
702 e_destroy (w);
703
704void set (ev_signal *w, SV *signal)
705 CODE:
706{
707 Signal signum = sv_signum (signal);
708 CHECK_SIG (signal, signum);
709
710 RESET (signal, w, (w, signum));
711}
712
713int signal (ev_signal *w, SV *new_signal = 0)
714 CODE:
715{
716 RETVAL = w->signum;
717
718 if (items > 1)
719 {
720 Signal signum = sv_signum (new_signal);
721 CHECK_SIG (new_signal, signum);
722
723 RESET (signal, w, (w, signum));
724 }
725}
726 OUTPUT:
727 RETVAL
728
729MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
730
731void ev_timer_start (ev_timer *w)
732 INIT:
733 CHECK_REPEAT (w->repeat);
734 CODE:
735 START (timer, w);
736
737void ev_timer_stop (ev_timer *w)
738 CODE:
739 STOP (timer, w);
740
741void ev_timer_again (ev_timer *w)
742 INIT:
743 CHECK_REPEAT (w->repeat);
744 CODE:
745 REF (w);
746 ev_timer_again (w);
747 UNREF (w);
748
749void DESTROY (ev_timer *w)
750 CODE:
751 STOP (timer, w);
752 e_destroy (w);
753
754void set (ev_timer *w, NV after, NV repeat = 0.)
755 INIT:
756 CHECK_REPEAT (repeat);
757 CODE:
758 RESET (timer, w, (w, after, repeat));
759
760MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
761
762void ev_periodic_start (ev_periodic *w)
763 INIT:
764 CHECK_REPEAT (w->interval);
765 CODE:
766 START (periodic, w);
767
768void ev_periodic_stop (ev_periodic *w)
769 CODE:
770 STOP (periodic, w);
771
772void ev_periodic_again (ev_periodic *w)
773 CODE:
774 REF (w);
775 ev_periodic_again (w);
776 UNREF (w);
777
778void DESTROY (ev_periodic *w)
779 CODE:
780 STOP (periodic, w);
781 e_destroy (w);
782
783void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
784 INIT:
785 CHECK_REPEAT (interval);
786 CODE:
787{
788 SvREFCNT_dec (w->fh);
789 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
790
791 RESET (periodic, w, (w, at, interval, w->fh ? e_periodic_cb : 0));
792}
793
510MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_ 794MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
511 795
512BOOT: 796void ev_idle_start (ev_idle *w)
513{ 797 CODE:
514 HV *stash = gv_stashpv ("EV::DNS", 1); 798 START (idle, w);
515 799
516 static const struct { 800void ev_idle_stop (ev_idle *w)
517 const char *name; 801 CODE:
518 IV iv; 802 STOP (idle, w);
519 } *civ, const_iv[] = {
520# define const_iv(pfx, name) { # name, (IV) pfx ## name },
521 const_iv (DNS_, ERR_NONE)
522 const_iv (DNS_, ERR_FORMAT)
523 const_iv (DNS_, ERR_SERVERFAILED)
524 const_iv (DNS_, ERR_NOTEXIST)
525 const_iv (DNS_, ERR_NOTIMPL)
526 const_iv (DNS_, ERR_REFUSED)
527 const_iv (DNS_, ERR_TRUNCATED)
528 const_iv (DNS_, ERR_UNKNOWN)
529 const_iv (DNS_, ERR_TIMEOUT)
530 const_iv (DNS_, ERR_SHUTDOWN)
531 const_iv (DNS_, IPv4_A)
532 const_iv (DNS_, PTR)
533 const_iv (DNS_, IPv6_AAAA)
534 const_iv (DNS_, QUERY_NO_SEARCH)
535 const_iv (DNS_, OPTION_SEARCH)
536 const_iv (DNS_, OPTION_NAMESERVERS)
537 const_iv (DNS_, OPTION_MISC)
538 const_iv (DNS_, OPTIONS_ALL)
539 const_iv (DNS_, NO_SEARCH)
540 };
541 803
542 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 804void DESTROY (ev_idle *w)
543 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 805 CODE:
544} 806 STOP (idle, w);
807 e_destroy (w);
545 808
546int evdns_init () 809MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_check_
547 810
548void evdns_shutdown (int fail_requests = 1) 811void ev_prepare_start (ev_prepare *w)
812 CODE:
813 START (prepare, w);
549 814
550const char *evdns_err_to_string (int err) 815void ev_prepare_stop (ev_prepare *w)
816 CODE:
817 STOP (prepare, w);
551 818
552int evdns_nameserver_add (U32 address) 819void DESTROY (ev_prepare *w)
820 CODE:
821 STOP (prepare, w);
822 e_destroy (w);
553 823
554int evdns_count_nameservers () 824MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
555 825
556int evdns_clear_nameservers_and_suspend () 826void ev_check_start (ev_check *w)
827 CODE:
828 START (check, w);
557 829
558int evdns_resume () 830void ev_check_stop (ev_check *w)
831 CODE:
832 STOP (check, w);
559 833
560int evdns_nameserver_ip_add (char *ip_as_string) 834void DESTROY (ev_check *w)
835 CODE:
836 STOP (check, w);
837 e_destroy (w);
561 838
562int evdns_resolve_ipv4 (const char *name, int flags, SV *cb) 839MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
563 C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
564 840
565int evdns_resolve_ipv6 (const char *name, int flags, SV *cb) 841void ev_child_start (ev_child *w)
566 C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb) 842 CODE:
843 START (child, w);
567 844
568int evdns_resolve_reverse (SV *addr, int flags, SV *cb) 845void ev_child_stop (ev_child *w)
846 CODE:
847 STOP (child, w);
848
849void DESTROY (ev_child *w)
850 CODE:
851 STOP (child, w);
852 e_destroy (w);
853
854void set (ev_child *w, int pid)
855 CODE:
856 RESET (child, w, (w, pid));
857
858int pid (ev_child *w, int new_pid = 0)
859 CODE:
860{
861 RETVAL = w->pid;
862
863 if (items > 1)
864 RESET (child, w, (w, new_pid));
865}
866 OUTPUT:
867 RETVAL
868
869
870int rstatus (ev_child *w)
569 ALIAS: 871 ALIAS:
570 evdns_resolve_reverse_ipv6 = 1 872 rpid = 1
571 CODE: 873 CODE:
572{ 874 RETVAL = ix ? w->rpid : w->rstatus;
573 STRLEN len; 875 OUTPUT:
574 char *data = SvPVbyte (addr, len);
575 if (len != (ix ? 16 : 4))
576 croak ("ipv4/ipv6 address to be resolved must be given as 4/16 byte octet string");
577
578 RETVAL = ix 876 RETVAL
579 ? evdns_resolve_reverse_ipv6 ((struct in6_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb))
580 : evdns_resolve_reverse ((struct in_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb));
581}
582 OUTPUT:
583 RETVAL
584 877
585int evdns_set_option (char *option, char *val, int flags) 878MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
586 879
587int evdns_resolv_conf_parse (int flags, const char *filename) 880void ev_stat_start (ev_stat *w)
881 CODE:
882 START (stat, w);
588 883
589#ifdef MS_WINDOWS 884void ev_stat_stop (ev_stat *w)
885 CODE:
886 STOP (stat, w);
590 887
591int evdns_config_windows_nameservers () 888void DESTROY (ev_stat *w)
889 CODE:
890 STOP (stat, w);
891 e_destroy (w);
592 892
593#endif 893void set (ev_stat *w, SV *path, NV interval)
894 CODE:
895{
896 sv_setsv (w->fh, path);
897 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), interval));
898}
594 899
595void evdns_search_clear () 900SV *path (ev_stat *w, SV *new_path = 0)
901 CODE:
902{
903 RETVAL = SvREFCNT_inc (w->fh);
596 904
597void evdns_search_add (char *domain) 905 if (items > 1)
906 {
907 SvREFCNT_dec (w->fh);
908 w->fh = newSVsv (new_path);
909 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), w->interval));
910 }
911}
912 OUTPUT:
913 RETVAL
598 914
599void evdns_search_ndots_set (int ndots) 915NV interval (ev_stat *w, NV new_interval = 0.)
916 CODE:
917{
918 RETVAL = w->interval;
600 919
920 if (items > 1)
921 RESET (stat, w, (w, SvPVbyte_nolen (w->fh), new_interval));
922}
923 OUTPUT:
924 RETVAL
925
926void prev (ev_stat *w)
927 ALIAS:
928 stat = 1
929 attr = 2
930 PPCODE:
931{
932 ev_statdata *s = ix ? &w->attr : &w->prev;
933
934 if (ix == 1)
935 ev_stat_stat (w);
936 else if (!s->st_nlink)
937 errno = ENOENT;
938
939 PL_statcache.st_dev = s->st_nlink;
940 PL_statcache.st_ino = s->st_ino;
941 PL_statcache.st_mode = s->st_mode;
942 PL_statcache.st_nlink = s->st_nlink;
943 PL_statcache.st_uid = s->st_uid;
944 PL_statcache.st_gid = s->st_gid;
945 PL_statcache.st_rdev = s->st_rdev;
946 PL_statcache.st_size = s->st_size;
947 PL_statcache.st_atime = s->st_atime;
948 PL_statcache.st_mtime = s->st_mtime;
949 PL_statcache.st_ctime = s->st_ctime;
950
951 if (GIMME_V == G_SCALAR)
952 XPUSHs (boolSV (s->st_nlink));
953 else if (GIMME_V == G_ARRAY && s->st_nlink)
954 {
955 EXTEND (SP, 13);
956 PUSHs (sv_2mortal (newSViv (s->st_dev)));
957 PUSHs (sv_2mortal (newSViv (s->st_ino)));
958 PUSHs (sv_2mortal (newSVuv (s->st_mode)));
959 PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
960 PUSHs (sv_2mortal (newSViv (s->st_uid)));
961 PUSHs (sv_2mortal (newSViv (s->st_gid)));
962 PUSHs (sv_2mortal (newSViv (s->st_rdev)));
963 PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
964 PUSHs (sv_2mortal (newSVnv (s->st_atime)));
965 PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
966 PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
967 PUSHs (sv_2mortal (newSVuv (4096)));
968 PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
969 }
970}
971
972#if 0
601 973
602MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_ 974MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
603 975
604BOOT: 976BOOT:
605{ 977{
… …
635 1007
636#HttpRequest new (SV *klass, SV *cb) 1008#HttpRequest new (SV *klass, SV *cb)
637 1009
638#void DESTROY (struct evhttp_request *req); 1010#void DESTROY (struct evhttp_request *req);
639 1011
1012#endif
640 1013
641 1014
642 1015
643 1016
644 1017
645 1018
646 1019
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