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Comparing EV/EV.xs (file contents):
Revision 1.12 by root, Mon Oct 29 08:51:44 2007 UTC vs.
Revision 1.129 by root, Tue Jul 14 20:34:58 2009 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>	5	/* fix perl api breakage */
6	#include <netinet/in.h>	6	#undef signal
		7	#undef sigaction
7		8
8	#include <sys/time.h>	9	#include "schmorp.h"
9	#include <time.h>
10	#include <event.h>
11	#include <evdns.h>
12		10
13	/* workaround for evhttp.h requiring obscure bsd headers */	11	/* old API compatibility */
14	#ifndef TAILQ_ENTRY	12	static int
15	#define TAILQ_ENTRY(type) \	13	sv_fileno (SV *fh)
16	struct { \	14	{
17	struct type *tqe_next; /* next element */ \	15	return s_fileno (fh, 0);
18	struct type **tqe_prev; /* address of previous next element */ \
19	}	16	}
20	#endif /* !TAILQ_ENTRY */
21	#include <evhttp.h>
22		17
23	#define EV_NONE 0	18	#define EV_PROTOTYPES 1
24	#define EV_UNDEF -1	19	#define EV_USE_NANOSLEEP EV_USE_MONOTONIC
25		20	#define EV_H <ev.h>
26	#define TIMEOUT_NONE HUGE_VAL
27
28	#include "EV/EVAPI.h"	21	#include "EV/EVAPI.h"
29		22
30	typedef struct event_base *Base;	23	#define EV_SELECT_IS_WINSOCKET 0
		24	#ifdef _WIN32
		25	# define EV_SELECT_USE_FD_SET 0
		26	# define NFDBITS PERL_NFDBITS
		27	# define fd_mask Perl_fd_mask
		28	#endif
		29	/* due to bugs in OS X we have to use libev/ explicitly here */
		30	#include "libev/ev.c"
		31
		32	#ifndef _WIN32
		33	# include <pthread.h>
		34	#endif
		35
		36	#define e_loop(w) INT2PTR (struct ev_loop *, SvIVX ((w)->loop))
		37
		38	#define WFLAG_KEEPALIVE 1
		39	#define WFLAG_UNREFED 2 /* has been unref'ed */
		40
		41	#define UNREF(w) \
		42	if (!((w)->e_flags & (WFLAG_KEEPALIVE | WFLAG_UNREFED)) \
		43	&& ev_is_active (w)) \
		44	{ \
		45	ev_unref (e_loop (w)); \
		46	(w)->e_flags |= WFLAG_UNREFED; \
		47	}
		48
		49	#define REF(w) \
		50	if ((w)->e_flags & WFLAG_UNREFED) \
		51	{ \
		52	(w)->e_flags &= ~WFLAG_UNREFED; \
		53	ev_ref (e_loop (w)); \
		54	}
		55
		56	#define START(type,w) \
		57	do { \
		58	ev_ ## type ## _start (e_loop (w), w); \
		59	UNREF (w); \
		60	} while (0)
		61
		62	#define STOP(type,w) \
		63	do { \
		64	REF (w); \
		65	ev_ ## type ## _stop (e_loop (w), w); \
		66	} while (0)
		67
		68	#define RESET(type,w,seta) \
		69	do { \
		70	int active = ev_is_active (w); \
		71	if (active) STOP (type, w); \
		72	ev_ ## type ## _set seta; \
		73	if (active) START (type, w); \
		74	} while (0)
		75
31	typedef int Signal;	76	typedef int Signal;
32		77
		78	static SV *default_loop_sv;
		79
33	static struct EVAPI evapi;	80	static struct EVAPI evapi;
34		81
35	static HV *stash_base, *stash_event;	82	static HV
		83	*stash_loop,
		84	*stash_watcher,
		85	*stash_io,
		86	*stash_timer,
		87	*stash_periodic,
		88	*stash_signal,
		89	*stash_child,
		90	*stash_stat,
		91	*stash_idle,
		92	*stash_prepare,
		93	*stash_check,
		94	*stash_embed,
		95	*stash_fork,
		96	*stash_async;
36		97
37	static double tv_get (struct timeval *tv)	98	/////////////////////////////////////////////////////////////////////////////
38	{	99	// Event
39	return tv->tv_sec + tv->tv_usec * 1e-6;
40	}
41		100
42	static void tv_set (struct timeval *tv, double val)	101	static void e_cb (EV_P_ ev_watcher *w, int revents);
43	{
44	tv->tv_sec = (long)val;
45	tv->tv_usec = (long)((val - (double)tv->tv_sec) * 1e6);
46		102
47	}	103	static void *
48		104	e_new (int size, SV *cb_sv, SV *loop)
49	static int
50	sv_signum (SV *sig)
51	{	105	{
52	int signum;	106	SV *cv = cb_sv ? s_get_cv_croak (cb_sv) : 0;
		107	ev_watcher *w;
		108	SV *self = NEWSV (0, size);
		109	SvPOK_only (self);
		110	SvCUR_set (self, size);
53		111
54	if (SvIV (sig) > 0)	112	w = (ev_watcher *)SvPVX (self);
55	return SvIV (sig);
56		113
57	for (signum = 1; signum < SIG_SIZE; ++signum)	114	ev_init (w, cv ? e_cb : 0);
58	if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
59	return signum;
60		115
61	return -1;	116	w->loop = SvREFCNT_inc (SvRV (loop));
		117	w->e_flags = WFLAG_KEEPALIVE;
		118	w->data = 0;
		119	w->fh = 0;
		120	w->cb_sv = SvREFCNT_inc (cv);
		121	w->self = self;
		122
		123	return (void *)w;
62	}	124	}
63		125
64	static void	126	static void
65	api_once (int fd, short events, double timeout, void (*cb)(int, short, void *), void *arg)	127	e_destroy (void *w_)
66	{	128	{
67	if (timeout >= 0.)	129	ev_watcher *w = (ev_watcher *)w_;
		130
		131	SvREFCNT_dec (w->loop ); w->loop = 0;
		132	SvREFCNT_dec (w->fh ); w->fh = 0;
		133	SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
		134	SvREFCNT_dec (w->data ); w->data = 0;
		135	}
		136
		137	static SV *
		138	e_bless (ev_watcher *w, HV *stash)
		139	{
		140	SV *rv;
		141
		142	if (SvOBJECT (w->self))
		143	rv = newRV_inc (w->self);
		144	else
68	{	145	{
69	struct timeval tv;	146	rv = newRV_noinc (w->self);
70	tv_set (&tv, timeout);	147	sv_bless (rv, stash);
71	event_once (fd, events, cb, arg, &tv);	148	SvREADONLY_on (w->self);
		149	}
		150
		151	return rv;
		152	}
		153
		154	static SV *sv_self_cache, *sv_events_cache;
		155
		156	static void
		157	e_cb (EV_P_ ev_watcher *w, int revents)
		158	{
		159	dSP;
		160	I32 mark = SP - PL_stack_base;
		161	SV *sv_self, *sv_events;
		162
		163	/* libev might have stopped the watcher */
		164	if (expect_false (w->e_flags & WFLAG_UNREFED)
		165	&& !ev_is_active (w))
		166	REF (w);
		167
		168	if (expect_true (sv_self_cache))
		169	{
		170	sv_self = sv_self_cache; sv_self_cache = 0;
		171	SvRV_set (sv_self, SvREFCNT_inc_NN (w->self));
72	}	172	}
73	else	173	else
74	event_once (fd, events, cb, arg, 0);
75	}
76
77	/////////////////////////////////////////////////////////////////////////////
78	// Event
79
80	typedef struct ev {
81	struct event ev;
82	SV *cb, *fh;
83	SV *self; /* contains this struct */
84	double timeout;
85	double interval;
86	unsigned char active;
87	unsigned char abstime;
88	} *Event;
89
90	static double
91	e_now (void)
92	{
93	struct timeval tv;
94	gettimeofday (&tv, 0);
95
96	return tv_get (&tv);
97	}
98
99	static void e_cb (int fd, short events, void *arg);
100
101	static int sv_fileno (SV *fh)
102	{
103	SvGETMAGIC (fh);
104
105	if (SvROK (fh))
106	fh = SvRV (fh);
107
108	if (SvTYPE (fh) == SVt_PVGV)
109	return PerlIO_fileno (IoIFP (sv_2io (fh)));
110
111	if (SvIOK (fh))
112	return SvIV (fh);
113
114	return -1;
115	}
116
117	static Event
118	e_new (SV *fh, short events, SV *cb)
119	{
120	int fd = sv_fileno (fh);
121	Event ev;
122	SV *self = NEWSV (0, sizeof (struct ev));
123	SvPOK_only (self);
124	SvCUR_set (self, sizeof (struct ev));
125
126	ev = (Event)SvPVX (self);
127
128	ev->fh = newSVsv (fh);
129	ev->cb = newSVsv (cb);
130	ev->self = self;
131	ev->timeout = TIMEOUT_NONE;
132	ev->interval = 0.;
133	ev->abstime = 0;
134	ev->active = 0;
135
136	event_set (&ev->ev, fd, events, e_cb, (void *)ev);
137
138	return ev;
139	}
140
141	static struct timeval *
142	e_tv (Event ev)
143	{
144	static struct timeval tv;
145	double to = ev->timeout;
146
147	if (to == TIMEOUT_NONE)
148	return 0;
149
150	if (ev->abstime)
151	{	174	{
152	double now = e_now ();	175	sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
153		176	SvREADONLY_on (sv_self);
154	if (ev->interval)
155	ev->timeout = (to += ceil ((now - to) / ev->interval) * ev->interval);
156
157	to -= now;
158	}	177	}
159	else if (to < 0.)
160	to = 0.;
161		178
162	tv_set (&tv, to);	179	if (expect_true (sv_events_cache))
163		180	{
164	return &tv;	181	sv_events = sv_events_cache; sv_events_cache = 0;
165	}	182	SvIV_set (sv_events, revents);
166		183	}
167	static SV *e_self (Event ev)
168	{
169	SV *rv;
170
171	if (SvOBJECT (ev->self))
172	rv = newRV_inc (ev->self);
173	else	184	else
174	{	185	{
175	rv = newRV_noinc (ev->self);	186	sv_events = newSViv (revents);
176	sv_bless (rv, stash_event);
177	SvREADONLY_on (ev->self);	187	SvREADONLY_on (sv_events);
178	}	188	}
179		189
180	return rv;	190	PUSHMARK (SP);
181	}	191	EXTEND (SP, 2);
		192	PUSHs (sv_self);
		193	PUSHs (sv_events);
182		194
183	static int	195	PUTBACK;
184	e_start (Event ev)	196	call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
185	{
186	if (ev->active) event_del (&ev->ev);
187	ev->active = 1;
188	return event_add (&ev->ev, e_tv (ev));
189	}
190		197
191	static int e_stop (Event ev)	198	if (expect_false (SvREFCNT (sv_self) != 1 || sv_self_cache))
192	{	199	SvREFCNT_dec (sv_self);
193	return ev->active	200	else
194	? (ev->active = 0), event_del (&ev->ev)	201	{
195	: 0;	202	SvREFCNT_dec (SvRV (sv_self));
		203	SvRV_set (sv_self, &PL_sv_undef);
		204	sv_self_cache = sv_self;
		205	}
		206
		207	if (expect_false (SvREFCNT (sv_events) != 1 || sv_events_cache))
		208	SvREFCNT_dec (sv_events);
		209	else
		210	sv_events_cache = sv_events;
		211
		212	if (expect_false (SvTRUE (ERRSV)))
		213	{
		214	SPAGAIN;
		215	PUSHMARK (SP);
		216	PUTBACK;
		217	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		218	}
		219
		220	SP = PL_stack_base + mark;
		221	PUTBACK;
196	}	222	}
197		223
198	static void	224	static void
199	e_cb (int fd, short events, void *arg)	225	e_once_cb (int revents, void *arg)
200	{	226	{
201	struct ev *ev = (struct ev*)arg;	227	dSP;
		228	I32 mark = SP - PL_stack_base;
		229	SV *sv_events;
		230
		231	if (sv_events_cache)
		232	{
		233	sv_events = sv_events_cache; sv_events_cache = 0;
		234	SvIV_set (sv_events, revents);
		235	}
		236	else
		237	sv_events = newSViv (revents);
		238
		239	PUSHMARK (SP);
		240	XPUSHs (sv_events);
		241
		242	PUTBACK;
		243	call_sv ((SV *)arg, G_DISCARD | G_VOID | G_EVAL);
		244
		245	SvREFCNT_dec ((SV *)arg);
		246
		247	if (sv_events_cache)
		248	SvREFCNT_dec (sv_events);
		249	else
		250	sv_events_cache = sv_events;
		251
		252	if (SvTRUE (ERRSV))
		253	{
		254	SPAGAIN;
		255	PUSHMARK (SP);
		256	PUTBACK;
		257	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		258	}
		259
		260	SP = PL_stack_base + mark;
		261	PUTBACK;
		262	}
		263
		264	static ev_tstamp
		265	e_periodic_cb (ev_periodic *w, ev_tstamp now)
		266	{
		267	ev_tstamp retval;
		268	int count;
202	dSP;	269	dSP;
203		270
204	ENTER;	271	ENTER;
205	SAVETMPS;	272	SAVETMPS;
206		273
207	if (!(ev->ev.ev_events & EV_PERSIST) || (events & EV_TIMEOUT))
208	ev->active = 0;
209
210	PUSHMARK (SP);	274	PUSHMARK (SP);
211	EXTEND (SP, 2);	275	EXTEND (SP, 2);
212	PUSHs (sv_2mortal (e_self (ev)));	276	PUSHs (newRV_inc (w->self)); /* w->self MUST be blessed by now */
213	PUSHs (sv_2mortal (newSViv (events)));	277	PUSHs (newSVnv (now));
		278
214	PUTBACK;	279	PUTBACK;
215	call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL);	280	count = call_sv (w->fh, G_SCALAR | G_EVAL);
216		281	SPAGAIN;
217	if (ev->interval && !ev->active)
218	e_start (ev);
219
220	FREETMPS;
221		282
222	if (SvTRUE (ERRSV))	283	if (SvTRUE (ERRSV))
223	{	284	{
224	PUSHMARK (SP);	285	PUSHMARK (SP);
225	PUTBACK;	286	PUTBACK;
226	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);	287	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		288	SPAGAIN;
227	}	289	}
228		290
		291	if (count > 0)
		292	{
		293	retval = SvNV (TOPs);
		294
		295	if (retval < now)
		296	retval = now;
		297	}
		298	else
		299	retval = now;
		300
		301	FREETMPS;
229	LEAVE;	302	LEAVE;
230	}
231		303
232	/////////////////////////////////////////////////////////////////////////////	304	return retval;
233	// DNS
234
235	static void
236	dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)
237	{
238	dSP;
239	SV *cb = (SV *)arg;
240
241	ENTER;
242	SAVETMPS;
243	PUSHMARK (SP);
244	EXTEND (SP, count + 3);
245	PUSHs (sv_2mortal (newSViv (result)));
246
247	if (result == DNS_ERR_NONE && ttl >= 0)
248	{
249	int i;
250
251	PUSHs (sv_2mortal (newSViv (type)));
252	PUSHs (sv_2mortal (newSViv (ttl)));
253
254	for (i = 0; i < count; ++i)
255	switch (type)
256	{
257	case DNS_IPv6_AAAA:
258	PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
259	break;
260	case DNS_IPv4_A:
261	PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4)));
262	break;
263	case DNS_PTR:
264	PUSHs (sv_2mortal (newSVpv (*(char **)addresses, 0)));
265	break;
266	}
267	}
268
269	PUTBACK;
270	call_sv (sv_2mortal (cb), G_DISCARD | G_VOID | G_EVAL);
271
272	FREETMPS;
273
274	if (SvTRUE (ERRSV))
275	{
276	PUSHMARK (SP);
277	PUTBACK;
278	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
279	}
280
281	LEAVE;
282	}	305	}
		306
		307	#define CHECK_REPEAT(repeat) if (repeat < 0.) \
		308	croak (# repeat " value must be >= 0");
		309
		310	#define CHECK_FD(fh,fd) if ((fd) < 0) \
		311	croak ("illegal file descriptor or filehandle (either no attached file descriptor or illegal value): %s", SvPV_nolen (fh));
		312
		313	#define CHECK_SIG(sv,num) if ((num) < 0) \
		314	croak ("illegal signal number or name: %s", SvPV_nolen (sv));
283		315
284	/////////////////////////////////////////////////////////////////////////////	316	/////////////////////////////////////////////////////////////////////////////
285	// XS interface functions	317	// XS interface functions
286		318
287	MODULE = EV PACKAGE = EV PREFIX = event_	319	MODULE = EV PACKAGE = EV PREFIX = ev_
		320
		321	PROTOTYPES: ENABLE
288		322
289	BOOT:	323	BOOT:
290	{	324	{
291	int i;
292	HV *stash = gv_stashpv ("EV", 1);	325	HV *stash = gv_stashpv ("EV", 1);
293		326
294	static const struct {	327	static const struct {
295	const char *name;	328	const char *name;
296	IV iv;	329	IV iv;
297	} *civ, const_iv[] = {	330	} *civ, const_iv[] = {
298	# define const_iv(pfx, name) { # name, (IV) pfx ## name },	331	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
		332	const_iv (EV_, MINPRI)
		333	const_iv (EV_, MAXPRI)
		334
		335	const_iv (EV_, UNDEF)
299	const_iv (EV_, NONE)	336	const_iv (EV_, NONE)
300	const_iv (EV_, TIMEOUT)
301	const_iv (EV_, READ)	337	const_iv (EV_, READ)
302	const_iv (EV_, WRITE)	338	const_iv (EV_, WRITE)
		339	const_iv (EV_, IO)
		340	const_iv (EV_, TIMEOUT)
		341	const_iv (EV_, TIMER)
		342	const_iv (EV_, PERIODIC)
303	const_iv (EV_, SIGNAL)	343	const_iv (EV_, SIGNAL)
		344	const_iv (EV_, CHILD)
304	const_iv (EV_, PERSIST)	345	const_iv (EV_, STAT)
305	const_iv (EV, LOOP_ONCE)	346	const_iv (EV_, IDLE)
		347	const_iv (EV_, PREPARE)
		348	const_iv (EV_, CHECK)
		349	const_iv (EV_, EMBED)
		350	const_iv (EV_, FORK)
		351	const_iv (EV_, ASYNC)
		352	const_iv (EV_, CUSTOM)
		353	const_iv (EV_, ERROR)
		354
306	const_iv (EV, LOOP_NONBLOCK)	355	const_iv (EV, LOOP_NONBLOCK)
307	const_iv (EV, BUFFER_READ)	356	const_iv (EV, LOOP_ONESHOT)
308	const_iv (EV, BUFFER_WRITE)	357
		358	const_iv (EV, UNLOOP_CANCEL)
		359	const_iv (EV, UNLOOP_ONE)
		360	const_iv (EV, UNLOOP_ALL)
		361
		362	const_iv (EV, BACKEND_SELECT)
		363	const_iv (EV, BACKEND_POLL)
309	const_iv (EV, BUFFER_EOF)	364	const_iv (EV, BACKEND_EPOLL)
		365	const_iv (EV, BACKEND_KQUEUE)
		366	const_iv (EV, BACKEND_DEVPOLL)
310	const_iv (EV, BUFFER_ERROR)	367	const_iv (EV, BACKEND_PORT)
311	const_iv (EV, BUFFER_TIMEOUT)	368	const_iv (EV, FLAG_AUTO)
		369	const_iv (EV, FLAG_NOENV)
		370	const_iv (EV, FLAG_FORKCHECK)
		371
		372	const_iv (EV_, VERSION_MAJOR)
		373	const_iv (EV_, VERSION_MINOR)
312	};	374	};
313		375
314	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	376	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
315	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	377	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
316		378
		379	stash_loop = gv_stashpv ("EV::Loop" , 1);
317	stash_base = gv_stashpv ("EV::Base" , 1);	380	stash_watcher = gv_stashpv ("EV::Watcher" , 1);
		381	stash_io = gv_stashpv ("EV::IO" , 1);
		382	stash_timer = gv_stashpv ("EV::Timer" , 1);
		383	stash_periodic = gv_stashpv ("EV::Periodic", 1);
		384	stash_signal = gv_stashpv ("EV::Signal" , 1);
		385	stash_idle = gv_stashpv ("EV::Idle" , 1);
		386	stash_prepare = gv_stashpv ("EV::Prepare" , 1);
		387	stash_check = gv_stashpv ("EV::Check" , 1);
		388	stash_child = gv_stashpv ("EV::Child" , 1);
318	stash_event = gv_stashpv ("EV::Event", 1);	389	stash_embed = gv_stashpv ("EV::Embed" , 1);
		390	stash_stat = gv_stashpv ("EV::Stat" , 1);
		391	stash_fork = gv_stashpv ("EV::Fork" , 1);
		392	stash_async = gv_stashpv ("EV::Async" , 1);
319		393
320	{	394	{
321	SV *sv = perl_get_sv ("EV::API", TRUE);	395	SV *sv = perl_get_sv ("EV::API", TRUE);
322	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */	396	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
323		397
		398	/* the poor man's shared library emulator */
324	evapi.ver = EV_API_VERSION;	399	evapi.ver = EV_API_VERSION;
325	evapi.rev = EV_API_REVISION;	400	evapi.rev = EV_API_REVISION;
326	evapi.now = e_now;	401	evapi.sv_fileno = sv_fileno;
327	evapi.once = api_once;	402	evapi.sv_signum = s_signum;
		403	evapi.supported_backends = ev_supported_backends ();
		404	evapi.recommended_backends = ev_recommended_backends ();
		405	evapi.embeddable_backends = ev_embeddable_backends ();
		406	evapi.time_ = ev_time;
		407	evapi.sleep_ = ev_sleep;
		408	evapi.loop_new = ev_loop_new;
		409	evapi.loop_destroy = ev_loop_destroy;
		410	evapi.loop_fork = ev_loop_fork;
		411	evapi.loop_count = ev_loop_count;
		412	evapi.loop_depth = ev_loop_depth;
		413	evapi.set_userdata = ev_set_userdata;
		414	evapi.userdata = ev_userdata;
		415	evapi.now = ev_now;
		416	evapi.now_update = ev_now_update;
		417	evapi.suspend = ev_suspend;
		418	evapi.resume = ev_resume;
		419	evapi.backend = ev_backend;
		420	evapi.unloop = ev_unloop;
		421	evapi.invoke_pending = ev_invoke_pending;
		422	evapi.pending_count = ev_pending_count;
		423	evapi.set_loop_release_cb = ev_set_loop_release_cb;
		424	evapi.set_invoke_pending_cb= ev_set_invoke_pending_cb;
		425	evapi.ref = ev_ref;
		426	evapi.unref = ev_unref;
		427	evapi.loop = ev_loop;
		428	evapi.once = ev_once;
		429	evapi.io_start = ev_io_start;
		430	evapi.io_stop = ev_io_stop;
		431	evapi.timer_start = ev_timer_start;
		432	evapi.timer_stop = ev_timer_stop;
		433	evapi.timer_again = ev_timer_again;
		434	evapi.periodic_start = ev_periodic_start;
		435	evapi.periodic_stop = ev_periodic_stop;
		436	evapi.signal_start = ev_signal_start;
		437	evapi.signal_stop = ev_signal_stop;
		438	evapi.idle_start = ev_idle_start;
		439	evapi.idle_stop = ev_idle_stop;
		440	evapi.prepare_start = ev_prepare_start;
		441	evapi.prepare_stop = ev_prepare_stop;
		442	evapi.check_start = ev_check_start;
		443	evapi.check_stop = ev_check_stop;
		444	evapi.child_start = ev_child_start;
		445	evapi.child_stop = ev_child_stop;
		446	evapi.stat_start = ev_stat_start;
		447	evapi.stat_stop = ev_stat_stop;
		448	evapi.stat_stat = ev_stat_stat;
		449	evapi.embed_start = ev_embed_start;
		450	evapi.embed_stop = ev_embed_stop;
		451	evapi.embed_sweep = ev_embed_sweep;
		452	evapi.fork_start = ev_fork_start;
		453	evapi.fork_stop = ev_fork_stop;
		454	evapi.async_start = ev_async_start;
		455	evapi.async_stop = ev_async_stop;
		456	evapi.async_send = ev_async_send;
		457	evapi.clear_pending = ev_clear_pending;
		458	evapi.invoke = ev_invoke;
328		459
329	sv_setiv (sv, (IV)&evapi);	460	sv_setiv (sv, (IV)&evapi);
330	SvREADONLY_on (sv);	461	SvREADONLY_on (sv);
331	}	462	}
		463	#ifndef _WIN32
		464	pthread_atfork (0, 0, ev_default_fork);
		465	#endif
332	}	466	}
333		467
334	double now ()	468	SV *ev_default_loop (unsigned int flags = 0)
335	CODE:	469	CODE:
336	RETVAL = e_now ();	470	{
337	OUTPUT:	471	if (!default_loop_sv)
338	RETVAL	472	{
		473	evapi.default_loop = ev_default_loop (flags);
339		474
340	const char *version ()	475	if (!evapi.default_loop)
341	ALIAS:	476	XSRETURN_UNDEF;
342	method = 1
343	CODE:
344	RETVAL = ix ? event_get_method () : event_get_version ();
345	OUTPUT:
346	RETVAL
347		477
348	Base event_init ()	478	default_loop_sv = sv_bless (newRV_noinc (newSViv (PTR2IV (evapi.default_loop))), stash_loop);
		479	}
349		480
350	int event_priority_init (int npri)	481	RETVAL = newSVsv (default_loop_sv);
		482	}
		483	OUTPUT:
		484	RETVAL
351		485
352	int event_dispatch ()	486	void ev_default_destroy ()
		487	CODE:
		488	ev_default_destroy ();
		489	SvREFCNT_dec (default_loop_sv);
		490	default_loop_sv = 0;
353		491
		492	unsigned int ev_supported_backends ()
		493
		494	unsigned int ev_recommended_backends ()
		495
		496	unsigned int ev_embeddable_backends ()
		497
		498	void ev_sleep (NV interval)
		499
		500	NV ev_time ()
		501
		502	NV ev_now ()
		503	C_ARGS: evapi.default_loop
		504
		505	void ev_now_update ()
		506	C_ARGS: evapi.default_loop
		507
		508	void ev_suspend ()
		509	C_ARGS: evapi.default_loop
		510
		511	void ev_resume ()
		512	C_ARGS: evapi.default_loop
		513
		514	unsigned int ev_backend ()
		515	C_ARGS: evapi.default_loop
		516
		517	void ev_loop_verify ()
		518	C_ARGS: evapi.default_loop
		519
		520	unsigned int ev_loop_count ()
		521	C_ARGS: evapi.default_loop
		522
		523	unsigned int ev_loop_depth ()
		524	C_ARGS: evapi.default_loop
		525
		526	void ev_set_io_collect_interval (NV interval)
		527	C_ARGS: evapi.default_loop, interval
		528
		529	void ev_set_timeout_collect_interval (NV interval)
		530	C_ARGS: evapi.default_loop, interval
		531
354	int event_loop (int flags = 0)	532	void ev_loop (int flags = 0)
		533	C_ARGS: evapi.default_loop, flags
355		534
356	int event_loopexit (double after = 0)	535	void ev_unloop (int how = EVUNLOOP_ONE)
357	CODE:	536	C_ARGS: evapi.default_loop, how
358	{
359	struct timeval tv;
360	tv_set (&tv, after);
361	event_loopexit (&tv);
362	}
363		537
364	Event event (SV *cb)	538	void ev_feed_fd_event (int fd, int revents = EV_NONE)
365	CODE:	539	C_ARGS: evapi.default_loop, fd, revents
366	RETVAL = e_new (NEWSV (0, 0), 0, cb);
367	OUTPUT:
368	RETVAL
369		540
		541	void ev_feed_signal_event (SV *signal)
		542	CODE:
		543	{
		544	Signal signum = s_signum (signal);
		545	CHECK_SIG (signal, signum);
		546
		547	ev_feed_signal_event (evapi.default_loop, signum);
		548	}
		549
		550	unsigned int ev_pending_count ()
		551	C_ARGS: evapi.default_loop
		552
		553	void ev_invoke_pending ()
		554	C_ARGS: evapi.default_loop
		555
370	Event io (SV *fh, short events, SV *cb)	556	ev_io *io (SV *fh, int events, SV *cb)
371	ALIAS:	557	ALIAS:
372	io_ns = 1	558	io_ns = 1
373	CODE:	559	CODE:
374	RETVAL = e_new (fh, events, cb);	560	{
		561	int fd = s_fileno (fh, events & EV_WRITE);
		562	CHECK_FD (fh, fd);
		563
		564	RETVAL = e_new (sizeof (ev_io), cb, default_loop_sv);
		565	RETVAL->fh = newSVsv (fh);
		566	ev_io_set (RETVAL, fd, events);
375	if (!ix) e_start (RETVAL);	567	if (!ix) START (io, RETVAL);
		568	}
376	OUTPUT:	569	OUTPUT:
377	RETVAL	570	RETVAL
378		571
379	Event timed_io (SV *fh, short events, double timeout, SV *cb)	572	ev_timer *timer (NV after, NV repeat, SV *cb)
380	ALIAS:	573	ALIAS:
381	timed_io_ns = 1	574	timer_ns = 1
		575	INIT:
		576	CHECK_REPEAT (repeat);
382	CODE:	577	CODE:
383	{	578	RETVAL = e_new (sizeof (ev_timer), cb, default_loop_sv);
384	events = timeout ? events & ~EV_PERSIST : events | EV_PERSIST;	579	ev_timer_set (RETVAL, after, repeat);
		580	if (!ix) START (timer, RETVAL);
		581	OUTPUT:
		582	RETVAL
385		583
386	RETVAL = e_new (fh, events, cb);	584	SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
		585	ALIAS:
		586	periodic_ns = 1
		587	INIT:
		588	CHECK_REPEAT (interval);
		589	CODE:
		590	{
		591	ev_periodic *w;
		592	w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
		593	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		594	ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
		595	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		596	if (!ix) START (periodic, w);
		597	}
		598	OUTPUT:
		599	RETVAL
387		600
388	if (timeout)	601	ev_signal *signal (SV *signal, SV *cb)
389	{	602	ALIAS:
390	RETVAL->timeout = timeout;	603	signal_ns = 1
391	RETVAL->interval = 1;	604	CODE:
		605	{
		606	Signal signum = s_signum (signal);
		607	CHECK_SIG (signal, signum);
		608
		609	RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
		610	ev_signal_set (RETVAL, signum);
		611	if (!ix) START (signal, RETVAL);
		612	}
		613	OUTPUT:
		614	RETVAL
		615
		616	ev_idle *idle (SV *cb)
		617	ALIAS:
		618	idle_ns = 1
		619	CODE:
		620	RETVAL = e_new (sizeof (ev_idle), cb, default_loop_sv);
		621	ev_idle_set (RETVAL);
		622	if (!ix) START (idle, RETVAL);
		623	OUTPUT:
		624	RETVAL
		625
		626	ev_prepare *prepare (SV *cb)
		627	ALIAS:
		628	prepare_ns = 1
		629	CODE:
		630	RETVAL = e_new (sizeof (ev_prepare), cb, default_loop_sv);
		631	ev_prepare_set (RETVAL);
		632	if (!ix) START (prepare, RETVAL);
		633	OUTPUT:
		634	RETVAL
		635
		636	ev_check *check (SV *cb)
		637	ALIAS:
		638	check_ns = 1
		639	CODE:
		640	RETVAL = e_new (sizeof (ev_check), cb, default_loop_sv);
		641	ev_check_set (RETVAL);
		642	if (!ix) START (check, RETVAL);
		643	OUTPUT:
		644	RETVAL
		645
		646	ev_fork *fork (SV *cb)
		647	ALIAS:
		648	fork_ns = 1
		649	CODE:
		650	RETVAL = e_new (sizeof (ev_fork), cb, default_loop_sv);
		651	ev_fork_set (RETVAL);
		652	if (!ix) START (fork, RETVAL);
		653	OUTPUT:
		654	RETVAL
		655
		656	ev_child *child (int pid, int trace, SV *cb)
		657	ALIAS:
		658	child_ns = 1
		659	CODE:
		660	RETVAL = e_new (sizeof (ev_child), cb, default_loop_sv);
		661	ev_child_set (RETVAL, pid, trace);
		662	if (!ix) START (child, RETVAL);
		663	OUTPUT:
		664	RETVAL
		665
		666	ev_stat *stat (SV *path, NV interval, SV *cb)
		667	ALIAS:
		668	stat_ns = 1
		669	CODE:
		670	RETVAL = e_new (sizeof (ev_stat), cb, default_loop_sv);
		671	RETVAL->fh = newSVsv (path);
		672	ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
		673	if (!ix) START (stat, RETVAL);
		674	OUTPUT:
		675	RETVAL
		676
		677	ev_embed *embed (struct ev_loop *loop, SV *cb = 0)
		678	ALIAS:
		679	embed_ns = 1
		680	CODE:
		681	{
		682	if (!(ev_backend (loop) & ev_embeddable_backends ()))
		683	croak ("passed loop is not embeddable via EV::embed,");
		684
		685	RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv);
		686	RETVAL->fh = newSVsv (ST (0));
		687	ev_embed_set (RETVAL, loop);
		688	if (!ix) START (embed, RETVAL);
		689	}
		690	OUTPUT:
		691	RETVAL
		692
		693	ev_async *async (SV *cb)
		694	ALIAS:
		695	async_ns = 1
		696	CODE:
		697	RETVAL = e_new (sizeof (ev_async), cb, default_loop_sv);
		698	ev_async_set (RETVAL);
		699	if (!ix) START (async, RETVAL);
		700	OUTPUT:
		701	RETVAL
		702
		703	void once (SV *fh, int events, SV *timeout, SV *cb)
		704	CODE:
		705	ev_once (
		706	evapi.default_loop,
		707	s_fileno (fh, events & EV_WRITE), events,
		708	SvOK (timeout) ? SvNV (timeout) : -1.,
		709	e_once_cb,
		710	newSVsv (cb)
		711	);
		712
		713	PROTOTYPES: DISABLE
		714
		715	MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
		716
		717	int ev_is_active (ev_watcher *w)
		718
		719	int ev_is_pending (ev_watcher *w)
		720
		721	void ev_invoke (ev_watcher *w, int revents = EV_NONE)
		722	C_ARGS: e_loop (w), w, revents
		723
		724	int ev_clear_pending (ev_watcher *w)
		725	C_ARGS: e_loop (w), w
		726
		727	void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
		728	C_ARGS: e_loop (w), w, revents
		729
		730	int keepalive (ev_watcher *w, int new_value = 0)
		731	CODE:
		732	{
		733	RETVAL = w->e_flags & WFLAG_KEEPALIVE;
		734	new_value = new_value ? WFLAG_KEEPALIVE : 0;
		735
		736	if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE))
		737	{
		738	w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value;
		739	REF (w);
		740	UNREF (w);
392	}	741	}
393
394	if (!ix) e_start (RETVAL);
395	}	742	}
396	OUTPUT:	743	OUTPUT:
397	RETVAL	744	RETVAL
398		745
399	Event timer (double after, int repeat, SV *cb)
400	ALIAS:
401	timer_ns = 1
402	CODE:
403	RETVAL = e_new (NEWSV (0, 0), 0, cb);
404	RETVAL->timeout = after;
405	RETVAL->interval = repeat;
406	if (!ix) e_start (RETVAL);
407	OUTPUT:
408	RETVAL
409
410	Event timer_abs (double at, double interval, SV *cb)
411	ALIAS:
412	timer_abs_ns = 1
413	CODE:
414	RETVAL = e_new (NEWSV (0, 0), 0, cb);
415	RETVAL->timeout = at;
416	RETVAL->interval = interval;
417	RETVAL->abstime = 1;
418	if (!ix) e_start (RETVAL);
419	OUTPUT:
420	RETVAL
421
422	Event signal (Signal signum, SV *cb)
423	ALIAS:
424	signal_ns = 1
425	CODE:
426	RETVAL = e_new (ST (0), EV_SIGNAL | EV_PERSIST, cb);
427	RETVAL->ev.ev_fd = signum;
428	if (!ix) e_start (RETVAL);
429	OUTPUT:
430	RETVAL
431
432	PROTOTYPES: DISABLE
433
434
435	MODULE = EV PACKAGE = EV::Base PREFIX = event_base_
436
437	Base new ()
438	CODE:
439	RETVAL = event_init ();
440	OUTPUT:
441	RETVAL
442
443	int event_base_dispatch (Base base)
444
445	int event_base_loop (Base base, int flags = 0)
446
447	int event_base_loopexit (Base base, double after)
448	CODE:
449	{
450	struct timeval tv;
451	tv.tv_sec = (long)after;
452	tv.tv_usec = (long)(after - tv.tv_sec) * 1e6;
453	event_base_loopexit (base, &tv);
454	}
455
456	int event_base_priority_init (Base base, int npri)
457
458	void event_base_set (Base base, Event ev)
459	C_ARGS: base, &ev->ev
460
461	void DESTROY (Base base)
462	CODE:
463	/*event_base_free (base);*/ /* causes too many problems */
464
465
466	MODULE = EV PACKAGE = EV::Event PREFIX = event_
467
468	int event_priority_set (Event ev, int pri)
469	C_ARGS: &ev->ev, pri
470
471	int event_add (Event ev, double timeout = TIMEOUT_NONE)
472	CODE:
473	ev->timeout = timeout;
474	ev->abstime = 0;
475	RETVAL = e_start (ev);
476	OUTPUT:
477	RETVAL
478
479	int event_start (Event ev)
480	CODE:
481	RETVAL = e_start (ev);
482	OUTPUT:
483	RETVAL
484
485	int event_del (Event ev)
486	ALIAS:
487	stop = 0
488	CODE:
489	RETVAL = e_stop (ev);
490	OUTPUT:
491	RETVAL
492
493	void DESTROY (Event ev)
494	CODE:
495	e_stop (ev);
496	SvREFCNT_dec (ev->cb);
497	SvREFCNT_dec (ev->fh);
498
499	SV *cb (Event ev, SV *new_cb = 0)	746	SV *cb (ev_watcher *w, SV *new_cb = 0)
500	CODE:	747	CODE:
501	RETVAL = newSVsv (ev->cb);	748	{
502	if (items > 1)
503	sv_setsv (ev->cb, new_cb);
504	OUTPUT:
505	RETVAL
506
507	SV *fh (Event ev, SV *new_fh = 0)
508	CODE:
509	RETVAL = newSVsv (ev->fh);
510	if (items > 1)	749	if (items > 1)
511	{	750	{
512	if (ev->active) event_del (&ev->ev);	751	new_cb = s_get_cv_croak (new_cb);
513	sv_setsv (ev->fh, new_fh);	752	RETVAL = newRV_noinc (w->cb_sv);
514	ev->ev.ev_fd = sv_fileno (ev->fh);	753	w->cb_sv = SvREFCNT_inc (new_cb);
515	ev->ev.ev_events &= ev->ev.ev_events & ~EV_SIGNAL;
516	if (ev->active) event_add (&ev->ev, e_tv (ev));
517	}	754	}
		755	else
		756	RETVAL = newRV_inc (w->cb_sv);
		757	}
518	OUTPUT:	758	OUTPUT:
519	RETVAL	759	RETVAL
520		760
521	SV *signal (Event ev, SV *new_signal = 0)	761	SV *data (ev_watcher *w, SV *new_data = 0)
522	CODE:	762	CODE:
523	{	763	{
524	Signal signum;	764	RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
525
526	if (items > 1)
527	signum = sv_signum (new_signal); /* may croak here */
528
529	RETVAL = newSVsv (ev->fh);
530		765
531	if (items > 1)	766	if (items > 1)
532	{	767	{
533	if (ev->active) event_del (&ev->ev);	768	SvREFCNT_dec (w->data);
534	sv_setsv (ev->fh, new_signal);	769	w->data = newSVsv (new_data);
535	ev->ev.ev_fd = signum;
536	ev->ev.ev_events |= EV_SIGNAL;
537	if (ev->active) event_add (&ev->ev, e_tv (ev));
538	}	770	}
539	}	771	}
540	OUTPUT:	772	OUTPUT:
541	RETVAL	773	RETVAL
542		774
543	short events (Event ev, short new_events = EV_UNDEF)	775	SV *loop (ev_watcher *w)
544	CODE:	776	CODE:
545	RETVAL = ev->ev.ev_events;	777	RETVAL = newRV_inc (w->loop);
		778	OUTPUT:
		779	RETVAL
		780
		781	int priority (ev_watcher *w, int new_priority = 0)
		782	CODE:
		783	{
		784	RETVAL = w->priority;
		785
546	if (items > 1)	786	if (items > 1)
547	{	787	{
548	if (ev->active) event_del (&ev->ev);	788	int active = ev_is_active (w);
549	ev->ev.ev_events = new_events;	789
550	if (ev->active) event_add (&ev->ev, e_tv (ev));	790	if (active)
		791	{
		792	/* grrr. */
		793	PUSHMARK (SP);
		794	XPUSHs (ST (0));
		795	PUTBACK;
		796	call_method ("stop", G_DISCARD | G_VOID);
		797	}
		798
		799	ev_set_priority (w, new_priority);
		800
		801	if (active)
		802	{
		803	PUSHMARK (SP);
		804	XPUSHs (ST (0));
		805	PUTBACK;
		806	call_method ("start", G_DISCARD | G_VOID);
		807	}
551	}	808	}
		809	}
552	OUTPUT:	810	OUTPUT:
553	RETVAL	811	RETVAL
554		812
555	double timeout (Event ev, double new_timeout = 0., int repeat = 0)	813	MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
		814
		815	void ev_io_start (ev_io *w)
556	CODE:	816	CODE:
557	RETVAL = ev->timeout;	817	START (io, w);
		818
		819	void ev_io_stop (ev_io *w)
		820	CODE:
		821	STOP (io, w);
		822
		823	void DESTROY (ev_io *w)
		824	CODE:
		825	STOP (io, w);
		826	e_destroy (w);
		827
		828	void set (ev_io *w, SV *fh, int events)
		829	CODE:
		830	{
		831	int fd = s_fileno (fh, events & EV_WRITE);
		832	CHECK_FD (fh, fd);
		833
		834	sv_setsv (w->fh, fh);
		835	RESET (io, w, (w, fd, events));
		836	}
		837
		838	SV *fh (ev_io *w, SV *new_fh = 0)
		839	CODE:
		840	{
558	if (items > 1)	841	if (items > 1)
559	{	842	{
560	if (ev->active) event_del (&ev->ev);	843	int fd = s_fileno (new_fh, w->events & EV_WRITE);
561	ev->timeout = new_timeout;	844	CHECK_FD (new_fh, fd);
562	ev->interval = repeat;	845
563	ev->abstime = 0;	846	RETVAL = w->fh;
564	if (ev->active) event_add (&ev->ev, e_tv (ev));	847	w->fh = newSVsv (new_fh);
		848
		849	RESET (io, w, (w, fd, w->events));
565	}	850	}
		851	else
		852	RETVAL = newSVsv (w->fh);
		853	}
566	OUTPUT:	854	OUTPUT:
567	RETVAL	855	RETVAL
568		856
569	void timeout_abs (Event ev, double at, double interval = 0.)	857	int events (ev_io *w, int new_events = EV_UNDEF)
570	CODE:	858	CODE:
571	if (ev->active) event_del (&ev->ev);	859	{
572	ev->timeout = at;	860	RETVAL = w->events;
573	ev->interval = interval;
574	ev->abstime = 1;
575	if (ev->active) event_add (&ev->ev, e_tv (ev));
576		861
		862	if (items > 1)
		863	RESET (io, w, (w, w->fd, new_events));
		864	}
		865	OUTPUT:
		866	RETVAL
577		867
578	MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_	868	MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
579		869
580	BOOT:	870	void ev_signal_start (ev_signal *w)
581	{	871	CODE:
582	HV *stash = gv_stashpv ("EV::DNS", 1);	872	START (signal, w);
583		873
584	static const struct {	874	void ev_signal_stop (ev_signal *w)
585	const char *name;	875	CODE:
586	IV iv;	876	STOP (signal, w);
587	} *civ, const_iv[] = {
588	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
589	const_iv (DNS_, ERR_NONE)
590	const_iv (DNS_, ERR_FORMAT)
591	const_iv (DNS_, ERR_SERVERFAILED)
592	const_iv (DNS_, ERR_NOTEXIST)
593	const_iv (DNS_, ERR_NOTIMPL)
594	const_iv (DNS_, ERR_REFUSED)
595	const_iv (DNS_, ERR_TRUNCATED)
596	const_iv (DNS_, ERR_UNKNOWN)
597	const_iv (DNS_, ERR_TIMEOUT)
598	const_iv (DNS_, ERR_SHUTDOWN)
599	const_iv (DNS_, IPv4_A)
600	const_iv (DNS_, PTR)
601	const_iv (DNS_, IPv6_AAAA)
602	const_iv (DNS_, QUERY_NO_SEARCH)
603	const_iv (DNS_, OPTION_SEARCH)
604	const_iv (DNS_, OPTION_NAMESERVERS)
605	const_iv (DNS_, OPTION_MISC)
606	const_iv (DNS_, OPTIONS_ALL)
607	const_iv (DNS_, NO_SEARCH)
608	};
609		877
610	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	878	void DESTROY (ev_signal *w)
611	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	879	CODE:
612	}	880	STOP (signal, w);
		881	e_destroy (w);
613		882
614	int evdns_init ()	883	void set (ev_signal *w, SV *signal)
		884	CODE:
		885	{
		886	Signal signum = s_signum (signal);
		887	CHECK_SIG (signal, signum);
615		888
616	void evdns_shutdown (int fail_requests = 1)	889	RESET (signal, w, (w, signum));
		890	}
617		891
618	const char *evdns_err_to_string (int err)	892	int signal (ev_signal *w, SV *new_signal = 0)
		893	CODE:
		894	{
		895	RETVAL = w->signum;
619		896
620	int evdns_nameserver_add (U32 address)	897	if (items > 1)
		898	{
		899	Signal signum = s_signum (new_signal);
		900	CHECK_SIG (new_signal, signum);
621		901
622	int evdns_count_nameservers ()	902	RESET (signal, w, (w, signum));
		903	}
		904	}
		905	OUTPUT:
		906	RETVAL
623		907
624	int evdns_clear_nameservers_and_suspend ()	908	MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
625		909
626	int evdns_resume ()	910	void ev_timer_start (ev_timer *w)
		911	INIT:
		912	CHECK_REPEAT (w->repeat);
		913	CODE:
		914	START (timer, w);
627		915
628	int evdns_nameserver_ip_add (char *ip_as_string)	916	void ev_timer_stop (ev_timer *w)
		917	CODE:
		918	STOP (timer, w);
629		919
630	int evdns_resolve_ipv4 (const char *name, int flags, SV *cb)	920	void ev_timer_again (ev_timer *w)
631	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	921	INIT:
632		922	CHECK_REPEAT (w->repeat);
633	int evdns_resolve_ipv6 (const char *name, int flags, SV *cb)
634	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
635
636	int evdns_resolve_reverse (SV *addr, int flags, SV *cb)
637	ALIAS:
638	evdns_resolve_reverse_ipv6 = 1
639	CODE:	923	CODE:
640	{	924	ev_timer_again (e_loop (w), w);
641	STRLEN len;	925	UNREF (w);
642	char *data = SvPVbyte (addr, len);
643	if (len != (ix ? 16 : 4))
644	croak ("ipv4/ipv6 address to be resolved must be given as 4/16 byte octet string");
645		926
		927	void DESTROY (ev_timer *w)
		928	CODE:
		929	STOP (timer, w);
		930	e_destroy (w);
		931
		932	void set (ev_timer *w, NV after, NV repeat = 0.)
		933	INIT:
		934	CHECK_REPEAT (repeat);
		935	CODE:
		936	RESET (timer, w, (w, after, repeat));
		937
		938	MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
		939
		940	void ev_periodic_start (ev_periodic *w)
		941	INIT:
		942	CHECK_REPEAT (w->interval);
		943	CODE:
		944	START (periodic, w);
		945
		946	void ev_periodic_stop (ev_periodic *w)
		947	CODE:
		948	STOP (periodic, w);
		949
		950	void ev_periodic_again (ev_periodic *w)
		951	CODE:
		952	ev_periodic_again (e_loop (w), w);
		953	UNREF (w);
		954
		955	void DESTROY (ev_periodic *w)
		956	CODE:
		957	STOP (periodic, w);
		958	e_destroy (w);
		959
		960	void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
		961	INIT:
		962	CHECK_REPEAT (interval);
		963	CODE:
		964	{
		965	SvREFCNT_dec (w->fh);
		966	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		967
		968	RESET (periodic, w, (w, at, interval, w->fh ? e_periodic_cb : 0));
		969	}
		970
		971	NV at (ev_periodic *w)
		972	CODE:
		973	RETVAL = ev_periodic_at (w);
		974	OUTPUT:
646	RETVAL = ix	975	RETVAL
647	? evdns_resolve_reverse_ipv6 ((struct in6_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb))
648	: evdns_resolve_reverse ((struct in_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb));
649	}
650	OUTPUT:
651	RETVAL
652		976
653	int evdns_set_option (char *option, char *val, int flags)	977	MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
654		978
655	int evdns_resolv_conf_parse (int flags, const char *filename)	979	void ev_idle_start (ev_idle *w)
		980	CODE:
		981	START (idle, w);
656		982
657	#ifdef MS_WINDOWS	983	void ev_idle_stop (ev_idle *w)
		984	CODE:
		985	STOP (idle, w);
658		986
659	int evdns_config_windows_nameservers ()	987	void DESTROY (ev_idle *w)
		988	CODE:
		989	STOP (idle, w);
		990	e_destroy (w);
		991
		992	MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_prepare_
		993
		994	void ev_prepare_start (ev_prepare *w)
		995	CODE:
		996	START (prepare, w);
		997
		998	void ev_prepare_stop (ev_prepare *w)
		999	CODE:
		1000	STOP (prepare, w);
		1001
		1002	void DESTROY (ev_prepare *w)
		1003	CODE:
		1004	STOP (prepare, w);
		1005	e_destroy (w);
		1006
		1007	MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
		1008
		1009	void ev_check_start (ev_check *w)
		1010	CODE:
		1011	START (check, w);
		1012
		1013	void ev_check_stop (ev_check *w)
		1014	CODE:
		1015	STOP (check, w);
		1016
		1017	void DESTROY (ev_check *w)
		1018	CODE:
		1019	STOP (check, w);
		1020	e_destroy (w);
		1021
		1022	MODULE = EV PACKAGE = EV::Fork PREFIX = ev_fork_
		1023
		1024	void ev_fork_start (ev_fork *w)
		1025	CODE:
		1026	START (fork, w);
		1027
		1028	void ev_fork_stop (ev_fork *w)
		1029	CODE:
		1030	STOP (fork, w);
		1031
		1032	void DESTROY (ev_fork *w)
		1033	CODE:
		1034	STOP (fork, w);
		1035	e_destroy (w);
		1036
		1037	MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
		1038
		1039	void ev_child_start (ev_child *w)
		1040	CODE:
		1041	START (child, w);
		1042
		1043	void ev_child_stop (ev_child *w)
		1044	CODE:
		1045	STOP (child, w);
		1046
		1047	void DESTROY (ev_child *w)
		1048	CODE:
		1049	STOP (child, w);
		1050	e_destroy (w);
		1051
		1052	void set (ev_child *w, int pid, int trace)
		1053	CODE:
		1054	RESET (child, w, (w, pid, trace));
		1055
		1056	int pid (ev_child *w)
		1057	ALIAS:
		1058	rpid = 1
		1059	rstatus = 2
		1060	CODE:
		1061	RETVAL = ix == 0 ? w->pid
		1062	: ix == 1 ? w->rpid
		1063	: w->rstatus;
		1064	OUTPUT:
		1065	RETVAL
		1066
		1067	MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
		1068
		1069	void ev_stat_start (ev_stat *w)
		1070	CODE:
		1071	START (stat, w);
		1072
		1073	void ev_stat_stop (ev_stat *w)
		1074	CODE:
		1075	STOP (stat, w);
		1076
		1077	void DESTROY (ev_stat *w)
		1078	CODE:
		1079	STOP (stat, w);
		1080	e_destroy (w);
		1081
		1082	void set (ev_stat *w, SV *path, NV interval)
		1083	CODE:
		1084	{
		1085	sv_setsv (w->fh, path);
		1086	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), interval));
		1087	}
		1088
		1089	SV *path (ev_stat *w, SV *new_path = 0)
		1090	CODE:
		1091	{
		1092	RETVAL = SvREFCNT_inc (w->fh);
		1093
		1094	if (items > 1)
		1095	{
		1096	SvREFCNT_dec (w->fh);
		1097	w->fh = newSVsv (new_path);
		1098	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), w->interval));
		1099	}
		1100	}
		1101	OUTPUT:
		1102	RETVAL
		1103
		1104	NV interval (ev_stat *w, NV new_interval = 0.)
		1105	CODE:
		1106	{
		1107	RETVAL = w->interval;
		1108
		1109	if (items > 1)
		1110	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), new_interval));
		1111	}
		1112	OUTPUT:
		1113	RETVAL
		1114
		1115	void prev (ev_stat *w)
		1116	ALIAS:
		1117	stat = 1
		1118	attr = 2
		1119	PPCODE:
		1120	{
		1121	ev_statdata *s = ix ? &w->attr : &w->prev;
		1122
		1123	if (ix == 1)
		1124	ev_stat_stat (e_loop (w), w);
		1125	else if (!s->st_nlink)
		1126	errno = ENOENT;
		1127
		1128	PL_statcache.st_dev = s->st_nlink;
		1129	PL_statcache.st_ino = s->st_ino;
		1130	PL_statcache.st_mode = s->st_mode;
		1131	PL_statcache.st_nlink = s->st_nlink;
		1132	PL_statcache.st_uid = s->st_uid;
		1133	PL_statcache.st_gid = s->st_gid;
		1134	PL_statcache.st_rdev = s->st_rdev;
		1135	PL_statcache.st_size = s->st_size;
		1136	PL_statcache.st_atime = s->st_atime;
		1137	PL_statcache.st_mtime = s->st_mtime;
		1138	PL_statcache.st_ctime = s->st_ctime;
		1139
		1140	if (GIMME_V == G_SCALAR)
		1141	XPUSHs (boolSV (s->st_nlink));
		1142	else if (GIMME_V == G_ARRAY && s->st_nlink)
		1143	{
		1144	EXTEND (SP, 13);
		1145	PUSHs (sv_2mortal (newSViv (s->st_dev)));
		1146	PUSHs (sv_2mortal (newSViv (s->st_ino)));
		1147	PUSHs (sv_2mortal (newSVuv (s->st_mode)));
		1148	PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
		1149	PUSHs (sv_2mortal (newSViv (s->st_uid)));
		1150	PUSHs (sv_2mortal (newSViv (s->st_gid)));
		1151	PUSHs (sv_2mortal (newSViv (s->st_rdev)));
		1152	PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
		1153	PUSHs (sv_2mortal (newSVnv (s->st_atime)));
		1154	PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
		1155	PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
		1156	PUSHs (sv_2mortal (newSVuv (4096)));
		1157	PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
		1158	}
		1159	}
		1160
		1161	MODULE = EV PACKAGE = EV::Embed PREFIX = ev_embed_
		1162
		1163	void ev_embed_start (ev_embed *w)
		1164	CODE:
		1165	START (embed, w);
		1166
		1167	void ev_embed_stop (ev_embed *w)
		1168	CODE:
		1169	STOP (embed, w);
		1170
		1171	void DESTROY (ev_embed *w)
		1172	CODE:
		1173	STOP (embed, w);
		1174	e_destroy (w);
		1175
		1176	void set (ev_embed *w, struct ev_loop *loop)
		1177	CODE:
		1178	{
		1179	sv_setsv (w->fh, ST (1));
		1180	RESET (embed, w, (w, loop));
		1181	}
		1182
		1183	SV *other (ev_embed *w)
		1184	CODE:
		1185	RETVAL = newSVsv (w->fh);
		1186	OUTPUT:
		1187	RETVAL
		1188
		1189	void ev_embed_sweep (ev_embed *w)
		1190	C_ARGS: e_loop (w), w
		1191
		1192	MODULE = EV PACKAGE = EV::Async PREFIX = ev_async_
		1193
		1194	void ev_async_start (ev_async *w)
		1195	CODE:
		1196	START (async, w);
		1197
		1198	void ev_async_stop (ev_async *w)
		1199	CODE:
		1200	STOP (async, w);
		1201
		1202	void DESTROY (ev_async *w)
		1203	CODE:
		1204	STOP (async, w);
		1205	e_destroy (w);
		1206
		1207	void ev_async_send (ev_async *w)
		1208	C_ARGS: e_loop (w), w
		1209
		1210	SV *ev_async_async_pending (ev_async *w)
		1211	CODE:
		1212	RETVAL = boolSV (ev_async_pending (w));
		1213	OUTPUT:
		1214	RETVAL
		1215
		1216	MODULE = EV PACKAGE = EV::Loop PREFIX = ev_
		1217
		1218	SV *new (SV *klass, unsigned int flags = 0)
		1219	CODE:
		1220	{
		1221	struct ev_loop *loop = ev_loop_new (flags);
		1222
		1223	if (!loop)
		1224	XSRETURN_UNDEF;
		1225
		1226	RETVAL = sv_bless (newRV_noinc (newSViv (PTR2IV (loop))), stash_loop);
		1227	}
		1228	OUTPUT:
		1229	RETVAL
		1230
		1231	void DESTROY (struct ev_loop *loop)
		1232	CODE:
		1233	if (loop != evapi.default_loop) /* global destruction sucks */
		1234	ev_loop_destroy (loop);
		1235
		1236	void ev_loop_fork (struct ev_loop *loop)
		1237
		1238	void ev_loop_verify (struct ev_loop *loop)
		1239
		1240	NV ev_now (struct ev_loop *loop)
		1241
		1242	void ev_now_update (struct ev_loop *loop)
		1243
		1244	void ev_suspend (struct ev_loop *loop)
		1245
		1246	void ev_resume (struct ev_loop *loop)
		1247
		1248	void ev_set_io_collect_interval (struct ev_loop *loop, NV interval)
		1249
		1250	void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval)
		1251
		1252	unsigned int ev_backend (struct ev_loop *loop)
		1253
		1254	unsigned int ev_loop_count (struct ev_loop *loop)
		1255
		1256	unsigned int ev_loop_depth (struct ev_loop *loop)
		1257
		1258	void ev_loop (struct ev_loop *loop, int flags = 0)
		1259
		1260	void ev_unloop (struct ev_loop *loop, int how = 1)
		1261
		1262	void ev_feed_fd_event (struct ev_loop *loop, int fd, int revents = EV_NONE)
		1263
		1264	unsigned int ev_pending_count (struct ev_loop *loop)
		1265
		1266	void ev_invoke_pending (struct ev_loop *loop)
		1267
		1268	#if 0
		1269
		1270	void ev_feed_signal_event (struct ev_loop *loop, SV *signal)
		1271	CODE:
		1272	{
		1273	Signal signum = s_signum (signal);
		1274	CHECK_SIG (signal, signum);
		1275
		1276	ev_feed_signal_event (loop, signum);
		1277	}
660		1278
661	#endif	1279	#endif
662		1280
663	void evdns_search_clear ()	1281	ev_io *io (struct ev_loop *loop, SV *fh, int events, SV *cb)
664		1282	ALIAS:
665	void evdns_search_add (char *domain)	1283	io_ns = 1
666		1284	CODE:
667	void evdns_search_ndots_set (int ndots)
668
669
670	MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
671
672	BOOT:
673	{	1285	{
674	HV *stash = gv_stashpv ("EV::HTTP", 1);	1286	int fd = s_fileno (fh, events & EV_WRITE);
		1287	CHECK_FD (fh, fd);
675		1288
676	static const struct {	1289	RETVAL = e_new (sizeof (ev_io), cb, ST (0));
677	const char *name;	1290	RETVAL->fh = newSVsv (fh);
678	IV iv;	1291	ev_io_set (RETVAL, fd, events);
679	} *civ, const_iv[] = {	1292	if (!ix) START (io, RETVAL);
680	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
681	const_iv (HTTP_, OK)
682	const_iv (HTTP_, NOCONTENT)
683	const_iv (HTTP_, MOVEPERM)
684	const_iv (HTTP_, MOVETEMP)
685	const_iv (HTTP_, NOTMODIFIED)
686	const_iv (HTTP_, BADREQUEST)
687	const_iv (HTTP_, NOTFOUND)
688	const_iv (HTTP_, SERVUNAVAIL)
689	const_iv (EVHTTP_, REQ_OWN_CONNECTION)
690	const_iv (EVHTTP_, PROXY_REQUEST)
691	const_iv (EVHTTP_, REQ_GET)
692	const_iv (EVHTTP_, REQ_POST)
693	const_iv (EVHTTP_, REQ_HEAD)
694	const_iv (EVHTTP_, REQUEST)
695	const_iv (EVHTTP_, RESPONSE)
696	};
697
698	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
699	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
700	}	1293	}
		1294	OUTPUT:
		1295	RETVAL
701		1296
702	MODULE = EV PACKAGE = EV::HTTP::Request PREFIX = evhttp_request_	1297	ev_timer *timer (struct ev_loop *loop, NV after, NV repeat, SV *cb)
		1298	ALIAS:
		1299	timer_ns = 1
		1300	INIT:
		1301	CHECK_REPEAT (repeat);
		1302	CODE:
		1303	RETVAL = e_new (sizeof (ev_timer), cb, ST (0));
		1304	ev_timer_set (RETVAL, after, repeat);
		1305	if (!ix) START (timer, RETVAL);
		1306	OUTPUT:
		1307	RETVAL
703		1308
704	#HttpRequest new (SV *klass, SV *cb)	1309	SV *periodic (struct ev_loop *loop, NV at, NV interval, SV *reschedule_cb, SV *cb)
		1310	ALIAS:
		1311	periodic_ns = 1
		1312	INIT:
		1313	CHECK_REPEAT (interval);
		1314	CODE:
		1315	{
		1316	ev_periodic *w;
		1317	w = e_new (sizeof (ev_periodic), cb, ST (0));
		1318	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1319	ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
		1320	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		1321	if (!ix) START (periodic, w);
		1322	}
		1323	OUTPUT:
		1324	RETVAL
705		1325
706	#void DESTROY (struct evhttp_request *req);	1326	#if 0
707		1327
		1328	ev_signal *signal (struct ev_loop *loop, SV *signal, SV *cb)
		1329	ALIAS:
		1330	signal_ns = 1
		1331	CODE:
		1332	{
		1333	Signal signum = s_signum (signal);
		1334	CHECK_SIG (signal, signum);
708		1335
		1336	RETVAL = e_new (sizeof (ev_signal), cb, ST (0));
		1337	ev_signal_set (RETVAL, signum);
		1338	if (!ix) START (signal, RETVAL);
		1339	}
		1340	OUTPUT:
		1341	RETVAL
709		1342
		1343	#endif
710		1344
		1345	ev_idle *idle (struct ev_loop *loop, SV *cb)
		1346	ALIAS:
		1347	idle_ns = 1
		1348	CODE:
		1349	RETVAL = e_new (sizeof (ev_idle), cb, ST (0));
		1350	ev_idle_set (RETVAL);
		1351	if (!ix) START (idle, RETVAL);
		1352	OUTPUT:
		1353	RETVAL
711		1354
		1355	ev_prepare *prepare (struct ev_loop *loop, SV *cb)
		1356	ALIAS:
		1357	prepare_ns = 1
		1358	CODE:
		1359	RETVAL = e_new (sizeof (ev_prepare), cb, ST (0));
		1360	ev_prepare_set (RETVAL);
		1361	if (!ix) START (prepare, RETVAL);
		1362	OUTPUT:
		1363	RETVAL
712		1364
		1365	ev_check *check (struct ev_loop *loop, SV *cb)
		1366	ALIAS:
		1367	check_ns = 1
		1368	CODE:
		1369	RETVAL = e_new (sizeof (ev_check), cb, ST (0));
		1370	ev_check_set (RETVAL);
		1371	if (!ix) START (check, RETVAL);
		1372	OUTPUT:
		1373	RETVAL
713		1374
		1375	ev_fork *fork (struct ev_loop *loop, SV *cb)
		1376	ALIAS:
		1377	fork_ns = 1
		1378	CODE:
		1379	RETVAL = e_new (sizeof (ev_fork), cb, ST (0));
		1380	ev_fork_set (RETVAL);
		1381	if (!ix) START (fork, RETVAL);
		1382	OUTPUT:
		1383	RETVAL
714		1384
		1385	ev_child *child (struct ev_loop *loop, int pid, int trace, SV *cb)
		1386	ALIAS:
		1387	child_ns = 1
		1388	CODE:
		1389	RETVAL = e_new (sizeof (ev_child), cb, ST (0));
		1390	ev_child_set (RETVAL, pid, trace);
		1391	if (!ix) START (child, RETVAL);
		1392	OUTPUT:
		1393	RETVAL
		1394
		1395	ev_stat *stat (struct ev_loop *loop, SV *path, NV interval, SV *cb)
		1396	ALIAS:
		1397	stat_ns = 1
		1398	CODE:
		1399	RETVAL = e_new (sizeof (ev_stat), cb, ST (0));
		1400	RETVAL->fh = newSVsv (path);
		1401	ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
		1402	if (!ix) START (stat, RETVAL);
		1403	OUTPUT:
		1404	RETVAL
		1405
		1406	ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = 0)
		1407	ALIAS:
		1408	embed_ns = 1
		1409	CODE:
		1410	{
		1411	if (!(ev_backend (other) & ev_embeddable_backends ()))
		1412	croak ("passed loop is not embeddable via EV::embed,");
		1413
		1414	RETVAL = e_new (sizeof (ev_embed), cb, ST (0));
		1415	RETVAL->fh = newSVsv (ST (1));
		1416	ev_embed_set (RETVAL, other);
		1417	if (!ix) START (embed, RETVAL);
		1418	}
		1419	OUTPUT:
		1420	RETVAL
		1421
		1422	ev_async *async (struct ev_loop *loop, SV *cb)
		1423	ALIAS:
		1424	async_ns = 1
		1425	CODE:
		1426	RETVAL = e_new (sizeof (ev_async), cb, ST (0));
		1427	ev_async_set (RETVAL);
		1428	if (!ix) START (async, RETVAL);
		1429	OUTPUT:
		1430	RETVAL
		1431
		1432	void once (struct ev_loop *loop, SV *fh, int events, SV *timeout, SV *cb)
		1433	CODE:
		1434	ev_once (
		1435	loop,
		1436	s_fileno (fh, events & EV_WRITE), events,
		1437	SvOK (timeout) ? SvNV (timeout) : -1.,
		1438	e_once_cb,
		1439	newSVsv (cb)
		1440	);
		1441

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