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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 1.86 by root, Mon Dec 3 13:41:24 2007 UTC

1#include "EXTERN.h" 1#include "EXTERN.h"
2#include "perl.h" 2#include "perl.h"
3#include "XSUB.h" 3#include "XSUB.h"
4 4
5#include <math.h>
6#include <netinet/in.h> 5/*#include <netinet/in.h>*/
7 6
8#include <sys/time.h> 7#define EV_PROTOTYPES 1
9#include <time.h> 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
24#define EV_UNDEF -1
25
26#define TIMEOUT_NONE HUGE_VAL
27
28typedef struct event_base *Base;
29typedef int Signal; 60typedef int Signal;
30 61
31static HV *stash_base, *stash_event; 62static struct EVAPI evapi;
32 63
33static double tv_get (struct timeval *tv) 64static HV
34{ 65 *stash_watcher,
35 return tv->tv_sec + tv->tv_usec * 1e-6; 66 *stash_io,
36} 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;
37 77
38static void tv_set (struct timeval *tv, double val) 78#ifndef SIG_SIZE
39{ 79/* kudos to Slaven Rezic for the idea */
40 tv->tv_sec = (long)val; 80static char sig_size [] = { SIG_NUM };
41 tv->tv_usec = (long)((val - (double)tv->tv_sec) * 1e6); 81# define SIG_SIZE (sizeof (sig_size) + 1)
82#endif
42 83
43}
44
45static int 84static Signal
46sv_signum (SV *sig) 85sv_signum (SV *sig)
47{ 86{
48 int signum; 87 Signal signum;
49 88
50 if (SvIV (sig) > 0) 89 SvGETMAGIC (sig);
51 return SvIV (sig);
52 90
53 for (signum = 1; signum < SIG_SIZE; ++signum) 91 for (signum = 1; signum < SIG_SIZE; ++signum)
54 if (strEQ (SvPV_nolen (sig), PL_sig_name [signum])) 92 if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
55 return signum; 93 return signum;
56 94
95 signum = SvIV (sig);
96
97 if (signum > 0 && signum < SIG_SIZE)
98 return signum;
99
57 return -1; 100 return -1;
58} 101}
59 102
60///////////////////////////////////////////////////////////////////////////// 103/////////////////////////////////////////////////////////////////////////////
61// Event 104// Event
62 105
63typedef struct ev { 106static 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;
72 107
73static double 108static 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) 109sv_fileno (SV *fh)
85{ 110{
86 SvGETMAGIC (fh); 111 SvGETMAGIC (fh);
87 112
88 if (SvROK (fh)) 113 if (SvROK (fh))
89 fh = SvRV (fh); 114 fh = SvRV (fh);
90 115
91 if (SvTYPE (fh) == SVt_PVGV) 116 if (SvTYPE (fh) == SVt_PVGV)
92 return PerlIO_fileno (IoIFP (sv_2io (fh))); 117 return PerlIO_fileno (IoIFP (sv_2io (fh)));
93 118
94 if (SvIOK (fh)) 119 if (SvOK (fh) && (SvIV (fh) >= 0) && (SvIV (fh) < 0x7fffffffL))
95 return SvIV (fh); 120 return SvIV (fh);
96 121
97 return -1; 122 return -1;
98} 123}
99 124
100static Event 125static void *
101e_new (SV *fh, short events, SV *cb) 126e_new (int size, SV *cb_sv)
102{ 127{
103 int fd = sv_fileno (fh); 128 ev_watcher *w;
104 Event ev;
105 SV *self = NEWSV (0, sizeof (struct ev)); 129 SV *self = NEWSV (0, size);
106 SvPOK_only (self); 130 SvPOK_only (self);
107 SvCUR_set (self, sizeof (struct ev)); 131 SvCUR_set (self, size);
108 132
109 ev = (Event)SvPVX (self); 133 w = (ev_watcher *)SvPVX (self);
110 134
111 ev->fh = newSVsv (fh); 135 ev_init (w, e_cb);
112 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);
113 ev->self = self; 141 w->self = self;
114 ev->timeout = TIMEOUT_NONE;
115 ev->interval = 0.;
116 ev->abstime = 0;
117 ev->active = 0;
118 142
119 event_set (&ev->ev, fd, events, e_cb, (void *)ev); 143 return (void *)w;
120
121 return ev;
122} 144}
123 145
124static struct timeval * 146static void
125e_tv (Event ev) 147e_destroy (void *w_)
126{ 148{
127 static struct timeval tv; 149 ev_watcher *w = (ev_watcher *)w_;
128 double to = ev->timeout;
129 150
130 if (to == TIMEOUT_NONE) 151 SvREFCNT_dec (w->fh ); w->fh = 0;
131 return 0; 152 SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
132 153 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} 154}
149 155
150static SV *e_self (Event ev) 156static SV *
157e_bless (ev_watcher *w, HV *stash)
151{ 158{
152 SV *rv; 159 SV *rv;
153 160
154 if (SvOBJECT (ev->self)) 161 if (SvOBJECT (w->self))
155 rv = newRV_inc (ev->self); 162 rv = newRV_inc (w->self);
156 else 163 else
157 { 164 {
158 rv = newRV_noinc (ev->self); 165 rv = newRV_noinc (w->self);
159 sv_bless (rv, stash_event); 166 sv_bless (rv, stash);
160 SvREADONLY_on (ev->self); 167 SvREADONLY_on (w->self);
161 } 168 }
162 169
163 return rv; 170 return rv;
164} 171}
165 172
166static int 173static 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}
180 174
181static 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
182e_cb (int fd, short events, void *arg) 220e_once_cb (int revents, void *arg)
183{ 221{
184 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;
185 dSP; 264 dSP;
186 265
187 ENTER; 266 ENTER;
188 SAVETMPS; 267 SAVETMPS;
189 268
190 if (!(ev->ev.ev_events & EV_PERSIST) || (events & EV_TIMEOUT))
191 ev->active = 0;
192
193 PUSHMARK (SP); 269 PUSHMARK (SP);
194 EXTEND (SP, 2); 270 EXTEND (SP, 2);
195 PUSHs (sv_2mortal (e_self (ev))); 271 PUSHs (newRV_inc (w->self)); /* w->self MUST be blessed by now */
196 PUSHs (sv_2mortal (newSViv (events))); 272 PUSHs (newSVnv (now));
273
197 PUTBACK; 274 PUTBACK;
198 call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL); 275 count = call_sv (w->fh, G_SCALAR | G_EVAL);
199 276 SPAGAIN;
200 if (ev->interval && !ev->active)
201 e_start (ev);
202
203 FREETMPS;
204 277
205 if (SvTRUE (ERRSV)) 278 if (SvTRUE (ERRSV))
206 { 279 {
207 PUSHMARK (SP); 280 PUSHMARK (SP);
208 PUTBACK; 281 PUTBACK;
209 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR); 282 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
283 SPAGAIN;
210 } 284 }
211 285
286 if (count > 0)
287 {
288 retval = SvNV (TOPs);
289
290 if (retval < now)
291 retval = now;
292 }
293 else
294 retval = now;
295
296 FREETMPS;
212 LEAVE; 297 LEAVE;
213}
214 298
215///////////////////////////////////////////////////////////////////////////// 299 return retval;
216// DNS
217
218static void
219dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)
220{
221 dSP;
222 SV *cb = (SV *)arg;
223
224 ENTER;
225 SAVETMPS;
226 PUSHMARK (SP);
227 EXTEND (SP, count + 3);
228 PUSHs (sv_2mortal (newSViv (result)));
229
230 if (result == DNS_ERR_NONE && ttl >= 0)
231 {
232 int i;
233
234 PUSHs (sv_2mortal (newSViv (type)));
235 PUSHs (sv_2mortal (newSViv (ttl)));
236
237 for (i = 0; i < count; ++i)
238 switch (type)
239 {
240 case DNS_IPv6_AAAA:
241 PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
242 break;
243 case DNS_IPv4_A:
244 PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4)));
245 break;
246 case DNS_PTR:
247 PUSHs (sv_2mortal (newSVpv (*(char **)addresses, 0)));
248 break;
249 }
250 }
251
252 PUTBACK;
253 call_sv (sv_2mortal (cb), G_DISCARD | G_VOID | G_EVAL);
254
255 FREETMPS;
256
257 if (SvTRUE (ERRSV))
258 {
259 PUSHMARK (SP);
260 PUTBACK;
261 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
262 }
263
264 LEAVE;
265} 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));
266 310
267///////////////////////////////////////////////////////////////////////////// 311/////////////////////////////////////////////////////////////////////////////
268// XS interface functions 312// XS interface functions
269 313
270MODULE = EV PACKAGE = EV PREFIX = event_ 314MODULE = EV PACKAGE = EV PREFIX = ev_
315
316PROTOTYPES: ENABLE
271 317
272BOOT: 318BOOT:
273{ 319{
274 int i;
275 HV *stash = gv_stashpv ("EV", 1); 320 HV *stash = gv_stashpv ("EV", 1);
276 321
277 static const struct { 322 static const struct {
278 const char *name; 323 const char *name;
279 IV iv; 324 IV iv;
280 } *civ, const_iv[] = { 325 } *civ, const_iv[] = {
281# 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)
282 const_iv (EV_, NONE) 331 const_iv (EV_, NONE)
283 const_iv (EV_, TIMEOUT) 332 const_iv (EV_, TIMEOUT)
284 const_iv (EV_, READ) 333 const_iv (EV_, READ)
285 const_iv (EV_, WRITE) 334 const_iv (EV_, WRITE)
286 const_iv (EV_, SIGNAL) 335 const_iv (EV_, SIGNAL)
336 const_iv (EV_, IDLE)
337 const_iv (EV_, CHECK)
287 const_iv (EV_, PERSIST) 338 const_iv (EV_, ERROR)
339
288 const_iv (EV, LOOP_ONCE) 340 const_iv (EV, LOOP_ONESHOT)
289 const_iv (EV, LOOP_NONBLOCK) 341 const_iv (EV, LOOP_NONBLOCK)
290 const_iv (EV, BUFFER_READ) 342 const_iv (EV, UNLOOP_ONE)
291 const_iv (EV, BUFFER_WRITE) 343 const_iv (EV, UNLOOP_ALL)
344
345 const_iv (EV, BACKEND_SELECT)
346 const_iv (EV, BACKEND_POLL)
292 const_iv (EV, BUFFER_EOF) 347 const_iv (EV, BACKEND_EPOLL)
348 const_iv (EV, BACKEND_KQUEUE)
349 const_iv (EV, BACKEND_DEVPOLL)
293 const_iv (EV, BUFFER_ERROR) 350 const_iv (EV, BACKEND_PORT)
294 const_iv (EV, BUFFER_TIMEOUT) 351 const_iv (EV, FLAG_AUTO)
352 const_iv (EV, FLAG_NOENV)
353 const_iv (EV, FLAG_FORKCHECK)
295 }; 354 };
296 355
297 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; )
298 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 357 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
299 358
300 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);
301 stash_event = gv_stashpv ("EV::Event", 1); 368 stash_embed = gv_stashpv ("EV::Embed" , 1);
302} 369 stash_stat = gv_stashpv ("EV::Stat" , 1);
303 370
304double now () 371 {
305 CODE: 372 SV *sv = perl_get_sv ("EV::API", TRUE);
306 RETVAL = e_now (); 373 perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
307 OUTPUT:
308 RETVAL
309 374
310const char *version () 375 /* the poor man's shared library emulator */
311 ALIAS: 376 evapi.ver = EV_API_VERSION;
312 method = 1 377 evapi.rev = EV_API_REVISION;
313 CODE: 378 evapi.sv_fileno = sv_fileno;
314 RETVAL = ix ? event_get_method () : event_get_version (); 379 evapi.sv_signum = sv_signum;
315 OUTPUT: 380 evapi.now = ev_now;
316 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;
317 408
318Base event_init () 409 sv_setiv (sv, (IV)&evapi);
410 SvREADONLY_on (sv);
411 }
412#ifndef _WIN32
413 pthread_atfork (0, 0, ev_default_fork);
414#endif
415}
319 416
320int event_priority_init (int npri) 417NV ev_now ()
321 418
322int event_dispatch () 419unsigned int ev_backend ()
323 420
421NV ev_time ()
422
423unsigned int ev_default_loop (unsigned int flags = ev_supported_backends ())
424
425unsigned int ev_loop_count ()
426
324int event_loop (int flags = 0) 427void ev_loop (int flags = 0)
325 428
326int event_loopexit (double after = 0) 429void ev_unloop (int how = 1)
327 CODE:
328{
329 struct timeval tv;
330 tv_set (&tv, after);
331 event_loopexit (&tv);
332}
333 430
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) 431ev_io *io (SV *fh, int events, SV *cb)
341 ALIAS: 432 ALIAS:
342 io_ns = 1 433 io_ns = 1
343 CODE: 434 CODE:
435{
436 int fd = sv_fileno (fh);
437 CHECK_FD (fh, fd);
438
344 RETVAL = e_new (fh, events, cb); 439 RETVAL = e_new (sizeof (ev_io), cb);
440 RETVAL->fh = newSVsv (fh);
441 ev_io_set (RETVAL, fd, events);
345 if (!ix) e_start (RETVAL); 442 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} 443}
366 OUTPUT: 444 OUTPUT:
367 RETVAL 445 RETVAL
368 446
369Event timer (double after, int repeat, SV *cb) 447ev_timer *timer (NV after, NV repeat, SV *cb)
370 ALIAS: 448 ALIAS:
371 timer_ns = 1 449 timer_ns = 1
450 INIT:
451 CHECK_REPEAT (repeat);
372 CODE: 452 CODE:
373 RETVAL = e_new (NEWSV (0, 0), 0, cb); 453 RETVAL = e_new (sizeof (ev_timer), cb);
374 RETVAL->timeout = after; 454 ev_timer_set (RETVAL, after, repeat);
375 RETVAL->interval = repeat; 455 if (!ix) START (timer, RETVAL);
376 if (!ix) e_start (RETVAL);
377 OUTPUT: 456 OUTPUT:
378 RETVAL 457 RETVAL
379 458
380Event timer_abs (double at, double interval, SV *cb) 459SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
381 ALIAS: 460 ALIAS:
382 timer_abs_ns = 1 461 periodic_ns = 1
462 INIT:
463 CHECK_REPEAT (interval);
383 CODE: 464 CODE:
384 RETVAL = e_new (NEWSV (0, 0), 0, cb); 465{
385 RETVAL->timeout = at; 466 ev_periodic *w;
386 RETVAL->interval = interval; 467 w = e_new (sizeof (ev_periodic), cb);
387 RETVAL->abstime = 1; 468 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
388 if (!ix) e_start (RETVAL); 469 ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
470 RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
471 if (!ix) START (periodic, w);
472}
389 OUTPUT: 473 OUTPUT:
390 RETVAL 474 RETVAL
391 475
392Event signal (Signal signum, SV *cb) 476ev_signal *signal (SV *signal, SV *cb)
393 ALIAS: 477 ALIAS:
394 signal_ns = 1 478 signal_ns = 1
395 CODE: 479 CODE:
396 RETVAL = e_new (ST (0), EV_SIGNAL | EV_PERSIST, cb); 480{
397 RETVAL->ev.ev_fd = signum; 481 Signal signum = sv_signum (signal);
482 CHECK_SIG (signal, signum);
483
484 RETVAL = e_new (sizeof (ev_signal), cb);
485 ev_signal_set (RETVAL, signum);
486 if (!ix) START (signal, RETVAL);
487}
488 OUTPUT:
489 RETVAL
490
491ev_idle *idle (SV *cb)
492 ALIAS:
493 idle_ns = 1
494 CODE:
495 RETVAL = e_new (sizeof (ev_idle), cb);
496 ev_idle_set (RETVAL);
497 if (!ix) START (idle, RETVAL);
498 OUTPUT:
499 RETVAL
500
501ev_prepare *prepare (SV *cb)
502 ALIAS:
503 prepare_ns = 1
504 CODE:
505 RETVAL = e_new (sizeof (ev_prepare), cb);
506 ev_prepare_set (RETVAL);
507 if (!ix) START (prepare, RETVAL);
508 OUTPUT:
509 RETVAL
510
511ev_check *check (SV *cb)
512 ALIAS:
513 check_ns = 1
514 CODE:
515 RETVAL = e_new (sizeof (ev_check), cb);
516 ev_check_set (RETVAL);
517 if (!ix) START (check, RETVAL);
518 OUTPUT:
519 RETVAL
520
521ev_child *child (int pid, SV *cb)
522 ALIAS:
523 child_ns = 1
524 CODE:
525 RETVAL = e_new (sizeof (ev_child), cb);
526 ev_child_set (RETVAL, pid);
527 if (!ix) START (child, RETVAL);
528 OUTPUT:
529 RETVAL
530
531ev_stat *stat (SV *path, NV interval, SV *cb)
532 ALIAS:
533 stat_ns = 1
534 CODE:
535 RETVAL = e_new (sizeof (ev_stat), cb);
536 RETVAL->fh = newSVsv (path);
537 ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
398 if (!ix) e_start (RETVAL); 538 if (!ix) START (stat, RETVAL);
399 OUTPUT: 539 OUTPUT:
400 RETVAL 540 RETVAL
541
542void once (SV *fh, int events, SV *timeout, SV *cb)
543 CODE:
544 ev_once (
545 sv_fileno (fh), events,
546 SvOK (timeout) ? SvNV (timeout) : -1.,
547 e_once_cb,
548 newSVsv (cb)
549 );
401 550
402PROTOTYPES: DISABLE 551PROTOTYPES: DISABLE
403 552
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_ 553MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
437 554
438int event_priority_set (Event ev, int pri) 555int ev_is_active (ev_watcher *w)
439 C_ARGS: &ev->ev, pri
440 556
441int event_add (Event ev, double timeout = TIMEOUT_NONE) 557int 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
448 558
449int event_start (Event ev) 559int keepalive (ev_watcher *w, int new_value = 0)
450 CODE: 560 CODE:
451 RETVAL = e_start (ev); 561{
452 OUTPUT: 562 RETVAL = w->flags & WFLAG_KEEPALIVE;
453 RETVAL 563 new_value = new_value ? WFLAG_KEEPALIVE : 0;
454 564
455int event_del (Event ev) 565 if (items > 1 && ((new_value ^ w->flags) & WFLAG_KEEPALIVE))
456 ALIAS: 566 {
457 stop = 0 567 REF (w);
458 CODE: 568 w->flags = (w->flags & ~WFLAG_KEEPALIVE) | new_value;
459 RETVAL = e_stop (ev); 569 UNREF (w);
570 }
571}
460 OUTPUT: 572 OUTPUT:
461 RETVAL 573 RETVAL
462 574
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) 575SV *cb (ev_watcher *w, SV *new_cb = 0)
470 CODE: 576 CODE:
577{
471 RETVAL = newSVsv (ev->cb); 578 RETVAL = newSVsv (w->cb_sv);
579
472 if (items > 1) 580 if (items > 1)
473 sv_setsv (ev->cb, new_cb); 581 sv_setsv (w->cb_sv, new_cb);
582}
474 OUTPUT: 583 OUTPUT:
475 RETVAL 584 RETVAL
476 585
477SV *fh (Event ev, SV *new_fh = 0) 586SV *data (ev_watcher *w, SV *new_data = 0)
478 CODE: 587 CODE:
479 RETVAL = newSVsv (ev->fh); 588{
589 RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
590
480 if (items > 1) 591 if (items > 1)
481 { 592 {
482 if (ev->active) event_del (&ev->ev); 593 SvREFCNT_dec (w->data);
483 sv_setsv (ev->fh, new_fh); 594 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 } 595 }
596}
488 OUTPUT: 597 OUTPUT:
489 RETVAL 598 RETVAL
490 599
491SV *signal (Event ev, SV *new_signal = 0) 600void trigger (ev_watcher *w, int revents = EV_NONE)
492 CODE: 601 CODE:
493{ 602 w->cb (w, revents);
494 Signal signum;
495 603
496 if (items > 1) 604int priority (ev_watcher *w, int new_priority = 0)
497 signum = sv_signum (new_signal); /* may croak here */ 605 CODE:
498 606{
499 RETVAL = newSVsv (ev->fh); 607 RETVAL = w->priority;
500 608
501 if (items > 1) 609 if (items > 1)
502 { 610 {
503 if (ev->active) event_del (&ev->ev); 611 int active = ev_is_active (w);
504 sv_setsv (ev->fh, new_signal); 612
505 ev->ev.ev_fd = signum; 613 if (new_priority < EV_MINPRI || new_priority > EV_MAXPRI)
506 ev->ev.ev_events |= EV_SIGNAL; 614 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)); 615
616 if (active)
617 {
618 /* grrr. */
619 PUSHMARK (SP);
620 XPUSHs (ST (0));
621 call_method ("stop", G_DISCARD | G_VOID);
622 }
623
624 ev_set_priority (w, new_priority);
625
626 if (active)
627 {
628 PUSHMARK (SP);
629 XPUSHs (ST (0));
630 call_method ("start", G_DISCARD | G_VOID);
631 }
508 } 632 }
509} 633}
510 OUTPUT: 634 OUTPUT:
511 RETVAL 635 RETVAL
512 636
513short events (Event ev, short new_events = EV_UNDEF) 637MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
638
639void ev_io_start (ev_io *w)
514 CODE: 640 CODE:
515 RETVAL = ev->ev.ev_events; 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{
516 if (items > 1) 665 if (items > 1)
517 { 666 {
518 if (ev->active) event_del (&ev->ev); 667 int fd = sv_fileno (new_fh);
519 ev->ev.ev_events = new_events; 668 CHECK_FD (new_fh, fd);
520 if (ev->active) event_add (&ev->ev, e_tv (ev)); 669
670 RETVAL = w->fh;
671 w->fh = newSVsv (new_fh);
672
673 RESET (io, w, (w, fd, w->events));
521 } 674 }
675 else
676 RETVAL = newSVsv (w->fh);
677}
522 OUTPUT: 678 OUTPUT:
523 RETVAL 679 RETVAL
524 680
525double timeout (Event ev, double new_timeout = 0., int repeat = 0) 681int events (ev_io *w, int new_events = EV_UNDEF)
526 CODE: 682 CODE:
683{
684 RETVAL = w->events;
685
686 if (items > 1)
687 RESET (io, w, (w, w->fd, new_events));
688}
689 OUTPUT:
690 RETVAL
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{
527 RETVAL = ev->timeout; 719 RETVAL = w->signum;
720
528 if (items > 1) 721 if (items > 1)
529 { 722 {
530 if (ev->active) event_del (&ev->ev); 723 Signal signum = sv_signum (new_signal);
531 ev->timeout = new_timeout; 724 CHECK_SIG (new_signal, signum);
532 ev->interval = repeat; 725
533 ev->abstime = 0; 726 RESET (signal, w, (w, signum));
534 if (ev->active) event_add (&ev->ev, e_tv (ev));
535 } 727 }
728}
536 OUTPUT: 729 OUTPUT:
537 RETVAL 730 RETVAL
538 731
539void timeout_abs (Event ev, double at, double interval = 0.) 732MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
540 CODE:
541 if (ev->active) event_del (&ev->ev);
542 ev->timeout = at;
543 ev->interval = interval;
544 ev->abstime = 1;
545 if (ev->active) event_add (&ev->ev, e_tv (ev));
546 733
734void ev_timer_start (ev_timer *w)
735 INIT:
736 CHECK_REPEAT (w->repeat);
737 CODE:
738 START (timer, w);
547 739
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
548MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_ 797MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
549 798
550BOOT: 799void ev_idle_start (ev_idle *w)
551{ 800 CODE:
552 HV *stash = gv_stashpv ("EV::DNS", 1); 801 START (idle, w);
553 802
554 static const struct { 803void ev_idle_stop (ev_idle *w)
555 const char *name; 804 CODE:
556 IV iv; 805 STOP (idle, w);
557 } *civ, const_iv[] = {
558# define const_iv(pfx, name) { # name, (IV) pfx ## name },
559 const_iv (DNS_, ERR_NONE)
560 const_iv (DNS_, ERR_FORMAT)
561 const_iv (DNS_, ERR_SERVERFAILED)
562 const_iv (DNS_, ERR_NOTEXIST)
563 const_iv (DNS_, ERR_NOTIMPL)
564 const_iv (DNS_, ERR_REFUSED)
565 const_iv (DNS_, ERR_TRUNCATED)
566 const_iv (DNS_, ERR_UNKNOWN)
567 const_iv (DNS_, ERR_TIMEOUT)
568 const_iv (DNS_, ERR_SHUTDOWN)
569 const_iv (DNS_, IPv4_A)
570 const_iv (DNS_, PTR)
571 const_iv (DNS_, IPv6_AAAA)
572 const_iv (DNS_, QUERY_NO_SEARCH)
573 const_iv (DNS_, OPTION_SEARCH)
574 const_iv (DNS_, OPTION_NAMESERVERS)
575 const_iv (DNS_, OPTION_MISC)
576 const_iv (DNS_, OPTIONS_ALL)
577 const_iv (DNS_, NO_SEARCH)
578 };
579 806
580 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 807void DESTROY (ev_idle *w)
581 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 808 CODE:
582} 809 STOP (idle, w);
810 e_destroy (w);
583 811
584int evdns_init () 812MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_check_
585 813
586void evdns_shutdown (int fail_requests = 1) 814void ev_prepare_start (ev_prepare *w)
815 CODE:
816 START (prepare, w);
587 817
588const char *evdns_err_to_string (int err) 818void ev_prepare_stop (ev_prepare *w)
819 CODE:
820 STOP (prepare, w);
589 821
590int evdns_nameserver_add (U32 address) 822void DESTROY (ev_prepare *w)
823 CODE:
824 STOP (prepare, w);
825 e_destroy (w);
591 826
592int evdns_count_nameservers () 827MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
593 828
594int evdns_clear_nameservers_and_suspend () 829void ev_check_start (ev_check *w)
830 CODE:
831 START (check, w);
595 832
596int evdns_resume () 833void ev_check_stop (ev_check *w)
834 CODE:
835 STOP (check, w);
597 836
598int evdns_nameserver_ip_add (char *ip_as_string) 837void DESTROY (ev_check *w)
838 CODE:
839 STOP (check, w);
840 e_destroy (w);
599 841
600int evdns_resolve_ipv4 (const char *name, int flags, SV *cb) 842MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
601 C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
602 843
603int evdns_resolve_ipv6 (const char *name, int flags, SV *cb) 844void ev_child_start (ev_child *w)
604 C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb) 845 CODE:
846 START (child, w);
605 847
606int evdns_resolve_reverse (SV *addr, int flags, SV *cb) 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)
607 ALIAS: 874 ALIAS:
608 evdns_resolve_reverse_ipv6 = 1 875 rpid = 1
609 CODE: 876 CODE:
610{ 877 RETVAL = ix ? w->rpid : w->rstatus;
611 STRLEN len; 878 OUTPUT:
612 char *data = SvPVbyte (addr, len);
613 if (len != (ix ? 16 : 4))
614 croak ("ipv4/ipv6 address to be resolved must be given as 4/16 byte octet string");
615
616 RETVAL = ix 879 RETVAL
617 ? evdns_resolve_reverse_ipv6 ((struct in6_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb))
618 : evdns_resolve_reverse ((struct in_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb));
619}
620 OUTPUT:
621 RETVAL
622 880
623int evdns_set_option (char *option, char *val, int flags) 881MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
624 882
625int evdns_resolv_conf_parse (int flags, const char *filename) 883void ev_stat_start (ev_stat *w)
884 CODE:
885 START (stat, w);
626 886
627#ifdef MS_WINDOWS 887void ev_stat_stop (ev_stat *w)
888 CODE:
889 STOP (stat, w);
628 890
629int evdns_config_windows_nameservers () 891void DESTROY (ev_stat *w)
892 CODE:
893 STOP (stat, w);
894 e_destroy (w);
630 895
631#endif 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}
632 902
633void evdns_search_clear () 903SV *path (ev_stat *w, SV *new_path = 0)
904 CODE:
905{
906 RETVAL = SvREFCNT_inc (w->fh);
634 907
635void evdns_search_add (char *domain) 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
636 917
637void evdns_search_ndots_set (int ndots) 918NV interval (ev_stat *w, NV new_interval = 0.)
919 CODE:
920{
921 RETVAL = w->interval;
638 922
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
639 976
640MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_ 977MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
641 978
642BOOT: 979BOOT:
643{ 980{
673 1010
674#HttpRequest new (SV *klass, SV *cb) 1011#HttpRequest new (SV *klass, SV *cb)
675 1012
676#void DESTROY (struct evhttp_request *req); 1013#void DESTROY (struct evhttp_request *req);
677 1014
1015#endif
678 1016
679 1017
680 1018
681 1019
682 1020
683 1021
684 1022
1023

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