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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 1.85 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
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
182e_cb (int fd, short events, void *arg) 176e_cb (ev_watcher *w, int revents)
183{ 177{
184 struct ev *ev = (struct ev*)arg;
185 dSP; 178 dSP;
179 I32 mark = SP - PL_stack_base;
180 SV *sv_self, *sv_events;
186 181
187 ENTER; 182 sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
188 SAVETMPS;
189 183
190 if (!(ev->ev.ev_events & EV_PERSIST) || (events & EV_TIMEOUT)) 184 if (sv_events_cache)
191 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);
192 191
193 PUSHMARK (SP); 192 PUSHMARK (SP);
194 EXTEND (SP, 2); 193 EXTEND (SP, 2);
195 PUSHs (sv_2mortal (e_self (ev))); 194 PUSHs (sv_self);
196 PUSHs (sv_2mortal (newSViv (events))); 195 PUSHs (sv_events);
196
197 PUTBACK; 197 PUTBACK;
198 call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL); 198 call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
199 199
200 if (ev->interval && !ev->active) 200 SvREFCNT_dec (sv_self);
201 e_start (ev);
202 201
203 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;
204 246
205 if (SvTRUE (ERRSV)) 247 if (SvTRUE (ERRSV))
206 { 248 {
207 PUSHMARK (SP); 249 PUSHMARK (SP);
208 PUTBACK; 250 PUTBACK;
209 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);
210 } 252 }
211 253
212 LEAVE; 254 SP = PL_stack_base + mark;
255 PUTBACK;
213} 256}
214 257
215///////////////////////////////////////////////////////////////////////////// 258static ev_tstamp
216// DNS 259e_periodic_cb (ev_periodic *w, ev_tstamp now)
217
218static void
219dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)
220{ 260{
261 ev_tstamp retval;
262 int count;
221 dSP; 263 dSP;
222 SV *cb = (SV *)arg;
223 264
224 ENTER; 265 ENTER;
225 SAVETMPS; 266 SAVETMPS;
267
226 PUSHMARK (SP); 268 PUSHMARK (SP);
227 EXTEND (SP, count + 3); 269 EXTEND (SP, 2);
228 PUSHs (sv_2mortal (newSViv (result))); 270 PUSHs (newRV_inc (w->self)); /* w->self MUST be blessed by now */
229 271 PUSHs (newSVnv (now));
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 }
251 272
252 PUTBACK; 273 PUTBACK;
253 call_sv (sv_2mortal (cb), G_DISCARD | G_VOID | G_EVAL); 274 count = call_sv (w->fh, G_SCALAR | G_EVAL);
254 275 SPAGAIN;
255 FREETMPS;
256 276
257 if (SvTRUE (ERRSV)) 277 if (SvTRUE (ERRSV))
258 { 278 {
259 PUSHMARK (SP); 279 PUSHMARK (SP);
260 PUTBACK; 280 PUTBACK;
261 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;
262 } 283 }
263 284
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;
264 LEAVE; 296 LEAVE;
297
298 return retval;
265} 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));
266 309
267///////////////////////////////////////////////////////////////////////////// 310/////////////////////////////////////////////////////////////////////////////
268// XS interface functions 311// XS interface functions
269 312
270MODULE = EV PACKAGE = EV PREFIX = event_ 313MODULE = EV PACKAGE = EV PREFIX = ev_
314
315PROTOTYPES: ENABLE
271 316
272BOOT: 317BOOT:
273{ 318{
274 int i;
275 HV *stash = gv_stashpv ("EV", 1); 319 HV *stash = gv_stashpv ("EV", 1);
276 320
277 static const struct { 321 static const struct {
278 const char *name; 322 const char *name;
279 IV iv; 323 IV iv;
280 } *civ, const_iv[] = { 324 } *civ, const_iv[] = {
281# 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)
282 const_iv (EV_, NONE) 330 const_iv (EV_, NONE)
283 const_iv (EV_, TIMEOUT) 331 const_iv (EV_, TIMEOUT)
284 const_iv (EV_, READ) 332 const_iv (EV_, READ)
285 const_iv (EV_, WRITE) 333 const_iv (EV_, WRITE)
286 const_iv (EV_, SIGNAL) 334 const_iv (EV_, SIGNAL)
335 const_iv (EV_, IDLE)
336 const_iv (EV_, CHECK)
287 const_iv (EV_, PERSIST) 337 const_iv (EV_, ERROR)
338
288 const_iv (EV, LOOP_ONCE) 339 const_iv (EV, LOOP_ONESHOT)
289 const_iv (EV, LOOP_NONBLOCK) 340 const_iv (EV, LOOP_NONBLOCK)
290 const_iv (EV, BUFFER_READ) 341 const_iv (EV, UNLOOP_ONE)
291 const_iv (EV, BUFFER_WRITE) 342 const_iv (EV, UNLOOP_ALL)
343
344 const_iv (EV, BACKEND_SELECT)
345 const_iv (EV, BACKEND_POLL)
292 const_iv (EV, BUFFER_EOF) 346 const_iv (EV, BACKEND_EPOLL)
347 const_iv (EV, BACKEND_KQUEUE)
348 const_iv (EV, BACKEND_DEVPOLL)
293 const_iv (EV, BUFFER_ERROR) 349 const_iv (EV, BACKEND_PORT)
294 const_iv (EV, BUFFER_TIMEOUT) 350 const_iv (EV, FLAG_AUTO)
351 const_iv (EV, FLAG_NOENV)
352 const_iv (EV, FLAG_FORKCHECK)
295 }; 353 };
296 354
297 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; )
298 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 356 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
299 357
300 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);
301 stash_event = gv_stashpv ("EV::Event", 1); 367 stash_embed = gv_stashpv ("EV::Embed" , 1);
302} 368 stash_stat = gv_stashpv ("EV::Stat" , 1);
303 369
304double now () 370 {
305 CODE: 371 SV *sv = perl_get_sv ("EV::API", TRUE);
306 RETVAL = e_now (); 372 perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
307 OUTPUT:
308 RETVAL
309 373
310const char *version () 374 /* the poor man's shared library emulator */
311 ALIAS: 375 evapi.ver = EV_API_VERSION;
312 method = 1 376 evapi.rev = EV_API_REVISION;
313 CODE: 377 evapi.sv_fileno = sv_fileno;
314 RETVAL = ix ? event_get_method () : event_get_version (); 378 evapi.sv_signum = sv_signum;
315 OUTPUT: 379 evapi.now = ev_now;
316 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;
317 407
318Base 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}
319 415
320int event_priority_init (int npri) 416NV ev_now ()
321 417
322int event_dispatch () 418unsigned int ev_backend ()
323 419
420NV ev_time ()
421
422unsigned int ev_default_loop (unsigned int flags = ev_supported_backends ())
423
324int event_loop (int flags = 0) 424void ev_loop (int flags = 0)
325 425
326int event_loopexit (double after = 0) 426void ev_unloop (int how = 1)
327 CODE:
328{
329 struct timeval tv;
330 tv_set (&tv, after);
331 event_loopexit (&tv);
332}
333 427
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) 428ev_io *io (SV *fh, int events, SV *cb)
341 ALIAS: 429 ALIAS:
342 io_ns = 1 430 io_ns = 1
343 CODE: 431 CODE:
432{
433 int fd = sv_fileno (fh);
434 CHECK_FD (fh, fd);
435
344 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);
345 if (!ix) e_start (RETVAL); 439 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} 440}
366 OUTPUT: 441 OUTPUT:
367 RETVAL 442 RETVAL
368 443
369Event timer (double after, int repeat, SV *cb) 444ev_timer *timer (NV after, NV repeat, SV *cb)
370 ALIAS: 445 ALIAS:
371 timer_ns = 1 446 timer_ns = 1
447 INIT:
448 CHECK_REPEAT (repeat);
372 CODE: 449 CODE:
373 RETVAL = e_new (NEWSV (0, 0), 0, cb); 450 RETVAL = e_new (sizeof (ev_timer), cb);
374 RETVAL->timeout = after; 451 ev_timer_set (RETVAL, after, repeat);
375 RETVAL->interval = repeat; 452 if (!ix) START (timer, RETVAL);
376 if (!ix) e_start (RETVAL);
377 OUTPUT: 453 OUTPUT:
378 RETVAL 454 RETVAL
379 455
380Event timer_abs (double at, double interval, SV *cb) 456SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
381 ALIAS: 457 ALIAS:
382 timer_abs_ns = 1 458 periodic_ns = 1
459 INIT:
460 CHECK_REPEAT (interval);
383 CODE: 461 CODE:
384 RETVAL = e_new (NEWSV (0, 0), 0, cb); 462{
385 RETVAL->timeout = at; 463 ev_periodic *w;
386 RETVAL->interval = interval; 464 w = e_new (sizeof (ev_periodic), cb);
387 RETVAL->abstime = 1; 465 w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
388 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}
389 OUTPUT: 470 OUTPUT:
390 RETVAL 471 RETVAL
391 472
392Event signal (Signal signum, SV *cb) 473ev_signal *signal (SV *signal, SV *cb)
393 ALIAS: 474 ALIAS:
394 signal_ns = 1 475 signal_ns = 1
395 CODE: 476 CODE:
396 RETVAL = e_new (ST (0), EV_SIGNAL | EV_PERSIST, cb); 477{
397 RETVAL->ev.ev_fd = signum; 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);
398 if (!ix) e_start (RETVAL); 535 if (!ix) START (stat, RETVAL);
399 OUTPUT: 536 OUTPUT:
400 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 );
401 547
402PROTOTYPES: DISABLE 548PROTOTYPES: DISABLE
403 549
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_ 550MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
437 551
438int event_priority_set (Event ev, int pri) 552int ev_is_active (ev_watcher *w)
439 C_ARGS: &ev->ev, pri
440 553
441int event_add (Event ev, double timeout = TIMEOUT_NONE) 554int 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
448 555
449int event_start (Event ev) 556int keepalive (ev_watcher *w, int new_value = 0)
450 CODE: 557 CODE:
451 RETVAL = e_start (ev); 558{
452 OUTPUT: 559 RETVAL = w->flags & WFLAG_KEEPALIVE;
453 RETVAL 560 new_value = new_value ? WFLAG_KEEPALIVE : 0;
454 561
455int event_del (Event ev) 562 if (items > 1 && ((new_value ^ w->flags) & WFLAG_KEEPALIVE))
456 ALIAS: 563 {
457 stop = 0 564 REF (w);
458 CODE: 565 w->flags = (w->flags & ~WFLAG_KEEPALIVE) | new_value;
459 RETVAL = e_stop (ev); 566 UNREF (w);
567 }
568}
460 OUTPUT: 569 OUTPUT:
461 RETVAL 570 RETVAL
462 571
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) 572SV *cb (ev_watcher *w, SV *new_cb = 0)
470 CODE: 573 CODE:
574{
471 RETVAL = newSVsv (ev->cb); 575 RETVAL = newSVsv (w->cb_sv);
576
472 if (items > 1) 577 if (items > 1)
473 sv_setsv (ev->cb, new_cb); 578 sv_setsv (w->cb_sv, new_cb);
579}
474 OUTPUT: 580 OUTPUT:
475 RETVAL 581 RETVAL
476 582
477SV *fh (Event ev, SV *new_fh = 0) 583SV *data (ev_watcher *w, SV *new_data = 0)
478 CODE: 584 CODE:
479 RETVAL = newSVsv (ev->fh); 585{
586 RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
587
480 if (items > 1) 588 if (items > 1)
481 { 589 {
482 if (ev->active) event_del (&ev->ev); 590 SvREFCNT_dec (w->data);
483 sv_setsv (ev->fh, new_fh); 591 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 } 592 }
593}
488 OUTPUT: 594 OUTPUT:
489 RETVAL 595 RETVAL
490 596
491SV *signal (Event ev, SV *new_signal = 0) 597void trigger (ev_watcher *w, int revents = EV_NONE)
492 CODE: 598 CODE:
493{ 599 w->cb (w, revents);
494 Signal signum;
495 600
496 if (items > 1) 601int priority (ev_watcher *w, int new_priority = 0)
497 signum = sv_signum (new_signal); /* may croak here */ 602 CODE:
498 603{
499 RETVAL = newSVsv (ev->fh); 604 RETVAL = w->priority;
500 605
501 if (items > 1) 606 if (items > 1)
502 { 607 {
503 if (ev->active) event_del (&ev->ev); 608 int active = ev_is_active (w);
504 sv_setsv (ev->fh, new_signal); 609
505 ev->ev.ev_fd = signum; 610 if (new_priority < EV_MINPRI || new_priority > EV_MAXPRI)
506 ev->ev.ev_events |= EV_SIGNAL; 611 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)); 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 }
508 } 629 }
509} 630}
510 OUTPUT: 631 OUTPUT:
511 RETVAL 632 RETVAL
512 633
513short events (Event ev, short new_events = EV_UNDEF) 634MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
635
636void ev_io_start (ev_io *w)
514 CODE: 637 CODE:
515 RETVAL = ev->ev.ev_events; 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{
516 if (items > 1) 662 if (items > 1)
517 { 663 {
518 if (ev->active) event_del (&ev->ev); 664 int fd = sv_fileno (new_fh);
519 ev->ev.ev_events = new_events; 665 CHECK_FD (new_fh, fd);
520 if (ev->active) event_add (&ev->ev, e_tv (ev)); 666
667 RETVAL = w->fh;
668 w->fh = newSVsv (new_fh);
669
670 RESET (io, w, (w, fd, w->events));
521 } 671 }
672 else
673 RETVAL = newSVsv (w->fh);
674}
522 OUTPUT: 675 OUTPUT:
523 RETVAL 676 RETVAL
524 677
525double timeout (Event ev, double new_timeout = 0., int repeat = 0) 678int events (ev_io *w, int new_events = EV_UNDEF)
526 CODE: 679 CODE:
680{
681 RETVAL = w->events;
682
683 if (items > 1)
684 RESET (io, w, (w, w->fd, new_events));
685}
686 OUTPUT:
687 RETVAL
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{
527 RETVAL = ev->timeout; 716 RETVAL = w->signum;
717
528 if (items > 1) 718 if (items > 1)
529 { 719 {
530 if (ev->active) event_del (&ev->ev); 720 Signal signum = sv_signum (new_signal);
531 ev->timeout = new_timeout; 721 CHECK_SIG (new_signal, signum);
532 ev->interval = repeat; 722
533 ev->abstime = 0; 723 RESET (signal, w, (w, signum));
534 if (ev->active) event_add (&ev->ev, e_tv (ev));
535 } 724 }
725}
536 OUTPUT: 726 OUTPUT:
537 RETVAL 727 RETVAL
538 728
539void timeout_abs (Event ev, double at, double interval = 0.) 729MODULE = 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));
546 730
731void ev_timer_start (ev_timer *w)
732 INIT:
733 CHECK_REPEAT (w->repeat);
734 CODE:
735 START (timer, w);
547 736
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
548MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_ 794MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
549 795
550BOOT: 796void ev_idle_start (ev_idle *w)
551{ 797 CODE:
552 HV *stash = gv_stashpv ("EV::DNS", 1); 798 START (idle, w);
553 799
554 static const struct { 800void ev_idle_stop (ev_idle *w)
555 const char *name; 801 CODE:
556 IV iv; 802 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 };
579 803
580 for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) 804void DESTROY (ev_idle *w)
581 newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); 805 CODE:
582} 806 STOP (idle, w);
807 e_destroy (w);
583 808
584int evdns_init () 809MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_check_
585 810
586void evdns_shutdown (int fail_requests = 1) 811void ev_prepare_start (ev_prepare *w)
812 CODE:
813 START (prepare, w);
587 814
588const char *evdns_err_to_string (int err) 815void ev_prepare_stop (ev_prepare *w)
816 CODE:
817 STOP (prepare, w);
589 818
590int evdns_nameserver_add (U32 address) 819void DESTROY (ev_prepare *w)
820 CODE:
821 STOP (prepare, w);
822 e_destroy (w);
591 823
592int evdns_count_nameservers () 824MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
593 825
594int evdns_clear_nameservers_and_suspend () 826void ev_check_start (ev_check *w)
827 CODE:
828 START (check, w);
595 829
596int evdns_resume () 830void ev_check_stop (ev_check *w)
831 CODE:
832 STOP (check, w);
597 833
598int evdns_nameserver_ip_add (char *ip_as_string) 834void DESTROY (ev_check *w)
835 CODE:
836 STOP (check, w);
837 e_destroy (w);
599 838
600int evdns_resolve_ipv4 (const char *name, int flags, SV *cb) 839MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
601 C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
602 840
603int evdns_resolve_ipv6 (const char *name, int flags, SV *cb) 841void ev_child_start (ev_child *w)
604 C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb) 842 CODE:
843 START (child, w);
605 844
606int 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)
607 ALIAS: 871 ALIAS:
608 evdns_resolve_reverse_ipv6 = 1 872 rpid = 1
609 CODE: 873 CODE:
610{ 874 RETVAL = ix ? w->rpid : w->rstatus;
611 STRLEN len; 875 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 876 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
622 877
623int evdns_set_option (char *option, char *val, int flags) 878MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
624 879
625int evdns_resolv_conf_parse (int flags, const char *filename) 880void ev_stat_start (ev_stat *w)
881 CODE:
882 START (stat, w);
626 883
627#ifdef MS_WINDOWS 884void ev_stat_stop (ev_stat *w)
885 CODE:
886 STOP (stat, w);
628 887
629int evdns_config_windows_nameservers () 888void DESTROY (ev_stat *w)
889 CODE:
890 STOP (stat, w);
891 e_destroy (w);
630 892
631#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}
632 899
633void evdns_search_clear () 900SV *path (ev_stat *w, SV *new_path = 0)
901 CODE:
902{
903 RETVAL = SvREFCNT_inc (w->fh);
634 904
635void 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
636 914
637void evdns_search_ndots_set (int ndots) 915NV interval (ev_stat *w, NV new_interval = 0.)
916 CODE:
917{
918 RETVAL = w->interval;
638 919
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
639 973
640MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_ 974MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
641 975
642BOOT: 976BOOT:
643{ 977{
673 1007
674#HttpRequest new (SV *klass, SV *cb) 1008#HttpRequest new (SV *klass, SV *cb)
675 1009
676#void DESTROY (struct evhttp_request *req); 1010#void DESTROY (struct evhttp_request *req);
677 1011
1012#endif
678 1013
679 1014
680 1015
681 1016
682 1017
683 1018
684 1019
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