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Comparing EV/EV.xs (file contents):
Revision 1.5 by root, Fri Oct 26 19:11:35 2007 UTC vs.
Revision 1.127 by root, Tue Jul 14 02:33:55 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	/* fix perl api breakage */
		6	#undef signal
		7	#undef sigaction
		8
		9	#include "schmorp.h"
		10
		11	/* old API compatibility */
		12	static int
		13	sv_fileno (SV *fh)
		14	{
		15	return s_fileno (fh, 0);
		16	}
		17
		18	#define EV_PROTOTYPES 1
		19	#define EV_USE_NANOSLEEP EV_USE_MONOTONIC
		20	#define EV_H <ev.h>
		21	#include "EV/EVAPI.h"
		22
		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
5	#include <math.h>	33	# include <pthread.h>
6	#include <netinet/in.h>	34	#endif
7		35
8	#include <sys/time.h>	36	#define e_loop(w) INT2PTR (struct ev_loop *, SvIVX ((w)->loop))
9	#include <time.h>
10	#include <event.h>
11	#include <evdns.h>
12		37
13	/* workaround for evhttp.h requiring obscure bsd headers */	38	#define WFLAG_KEEPALIVE 1
14	#ifndef TAILQ_ENTRY	39	#define WFLAG_UNREFED 2 /* has been unref'ed */
15	#define TAILQ_ENTRY(type) \	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) \
16	struct { \	69	do { \
17	struct type *tqe_next; /* next element */ \	70	int active = ev_is_active (w); \
18	struct type **tqe_prev; /* address of previous next element */ \	71	if (active) STOP (type, w); \
19	}	72	ev_ ## type ## _set seta; \
20	#endif /* !TAILQ_ENTRY */	73	if (active) START (type, w); \
21	#include <evhttp.h>	74	} while (0)
22		75
23	#define EV_NONE 0	76	typedef int Signal;
24	#define EV_UNDEF -1
25		77
26	#define TIMEOUT_NONE HUGE_VAL	78	static SV *default_loop_sv;
27		79
28	typedef struct event_base *Base;	80	static struct EVAPI evapi;
29		81
30	static HV *stash_base, *stash_event;	82	static HV
31		83	*stash_loop,
32	static double tv_get (struct timeval *tv)	84	*stash_watcher,
33	{	85	*stash_io,
34	return tv->tv_sec + tv->tv_usec * 1e-6;	86	*stash_timer,
35	}	87	*stash_periodic,
36		88	*stash_signal,
37	static void tv_set (struct timeval *tv, double val)	89	*stash_child,
38	{	90	*stash_stat,
39	tv->tv_sec = (long)val;	91	*stash_idle,
40	tv->tv_usec = (long)((val - (double)tv->tv_sec) * 1e6);	92	*stash_prepare,
41		93	*stash_check,
42	}	94	*stash_embed,
		95	*stash_fork,
		96	*stash_async;
43		97
44	/////////////////////////////////////////////////////////////////////////////	98	/////////////////////////////////////////////////////////////////////////////
45	// Event	99	// Event
46		100
47	typedef struct ev {	101	static void e_cb (EV_P_ ev_watcher *w, int revents);
48	struct event ev;
49	SV *cb, *fh;
50	SV *self; /* contains this struct */
51	double timeout;
52	double interval;
53	unsigned char active;
54	unsigned char abstime;
55	} *Event;
56		102
57	static double	103	static void *
58	e_now ()	104	e_new (int size, SV *cb_sv, SV *loop)
59	{	105	{
60	struct timeval tv;	106	SV *cv = cb_sv ? s_get_cv_croak (cb_sv) : 0;
61	gettimeofday (&tv, 0);	107	ev_watcher *w;
62
63	return tv_get (&tv);
64	}
65
66	static void e_cb (int fd, short events, void *arg);
67
68	static int sv_fileno (SV *fh)
69	{
70	SvGETMAGIC (fh);
71
72	if (SvROK (fh))
73	fh = SvRV (fh);
74
75	if (SvTYPE (fh) == SVt_PVGV)
76	return PerlIO_fileno (IoIFP (sv_2io (fh)));
77
78	if (SvIOK (fh))
79	return SvIV (fh);
80
81	return -1;
82	}
83
84	static Event
85	e_new (SV *fh, short events, SV *cb)
86	{
87	int fd = sv_fileno (fh);
88	Event ev;
89	SV *self = NEWSV (0, sizeof (struct ev));	108	SV *self = NEWSV (0, size);
90	SvPOK_only (self);	109	SvPOK_only (self);
91	SvCUR_set (self, sizeof (struct ev));	110	SvCUR_set (self, size);
92		111
93	ev = (Event)SvPVX (self);	112	w = (ev_watcher *)SvPVX (self);
94		113
95	ev->fh = newSVsv (fh);	114	ev_init (w, cv ? e_cb : 0);
96	ev->cb = newSVsv (cb);	115
		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);
97	ev->self = self;	121	w->self = self;
98	ev->timeout = TIMEOUT_NONE;
99	ev->interval = 0.;
100	ev->abstime = 0;
101	ev->active = 0;
102		122
103	event_set (&ev->ev, fd, events, e_cb, (void *)ev);	123	return (void *)w;
104
105	return ev;
106	}	124	}
107		125
108	static struct timeval *	126	static void
109	e_tv (Event ev)	127	e_destroy (void *w_)
110	{	128	{
111	static struct timeval tv;	129	ev_watcher *w = (ev_watcher *)w_;
112	double to = ev->timeout;
113		130
114	if (to == TIMEOUT_NONE)	131	SvREFCNT_dec (w->loop ); w->loop = 0;
115	return 0;	132	SvREFCNT_dec (w->fh ); w->fh = 0;
116		133	SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
117	if (ev->abstime)	134	SvREFCNT_dec (w->data ); w->data = 0;
118	{
119	double now = e_now ();
120
121	if (now > to && ev->interval)
122	ev->timeout = (to += ceil ((now - to) / ev->interval) * ev->interval);
123
124	to -= now;
125	}
126	else if (to < 0.)
127	to = 0.;
128
129	tv_set (&tv, to);
130
131	return &tv;
132	}	135	}
133		136
134	static SV *e_self (Event ev)	137	static SV *
		138	e_bless (ev_watcher *w, HV *stash)
135	{	139	{
136	SV *rv;	140	SV *rv;
137		141
138	if (SvOBJECT (ev->self))	142	if (SvOBJECT (w->self))
139	rv = newRV_inc (ev->self);	143	rv = newRV_inc (w->self);
140	else	144	else
141	{	145	{
142	rv = newRV_noinc (ev->self);	146	rv = newRV_noinc (w->self);
143	sv_bless (rv, stash_event);	147	sv_bless (rv, stash);
144	SvREADONLY_on (ev->self);	148	SvREADONLY_on (w->self);
145	}	149	}
146		150
147	return rv;	151	return rv;
148	}	152	}
149		153
150	static int	154	static SV *sv_self_cache, *sv_events_cache;
151	e_start (Event ev)
152	{
153	if (ev->active) event_del (&ev->ev);
154	ev->active = 1;
155	return event_add (&ev->ev, e_tv (ev));
156	}
157
158	static int e_stop (Event ev)
159	{
160	return ev->active
161	? (ev->active = 0), event_del (&ev->ev)
162	: 0;
163	}
164		155
165	static void	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));
		172	}
		173	else
		174	{
		175	sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
		176	SvREADONLY_on (sv_self);
		177	}
		178
		179	if (expect_true (sv_events_cache))
		180	{
		181	sv_events = sv_events_cache; sv_events_cache = 0;
		182	SvIV_set (sv_events, revents);
		183	}
		184	else
		185	{
		186	sv_events = newSViv (revents);
		187	SvREADONLY_on (sv_events);
		188	}
		189
		190	PUSHMARK (SP);
		191	EXTEND (SP, 2);
		192	PUSHs (sv_self);
		193	PUSHs (sv_events);
		194
		195	PUTBACK;
		196	call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
		197
		198	if (expect_false (SvREFCNT (sv_self) != 1 || sv_self_cache))
		199	SvREFCNT_dec (sv_self);
		200	else
		201	{
		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;
		222	}
		223
		224	static void
166	e_cb (int fd, short events, void *arg)	225	e_once_cb (int revents, void *arg)
167	{	226	{
168	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;
169	dSP;	269	dSP;
170		270
171	ENTER;	271	ENTER;
172	SAVETMPS;	272	SAVETMPS;
173		273
174	if (!(ev->ev.ev_events & EV_PERSIST))
175	ev->active = 0;
176
177	PUSHMARK (SP);	274	PUSHMARK (SP);
178	EXTEND (SP, 2);	275	EXTEND (SP, 2);
179	PUSHs (sv_2mortal (e_self (ev)));	276	PUSHs (newRV_inc (w->self)); /* w->self MUST be blessed by now */
180	PUSHs (sv_2mortal (newSViv (events)));	277	PUSHs (newSVnv (now));
		278
181	PUTBACK;	279	PUTBACK;
182	call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL);	280	count = call_sv (w->fh, G_SCALAR | G_EVAL);
183	/*TODO: if err, call some logging function */	281	SPAGAIN;
184		282
185	if (ev->interval && !ev->active)	283	if (SvTRUE (ERRSV))
186	e_start (ev);	284	{
		285	PUSHMARK (SP);
		286	PUTBACK;
		287	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		288	SPAGAIN;
		289	}
		290
		291	if (count > 0)
		292	{
		293	retval = SvNV (TOPs);
		294
		295	if (retval < now)
		296	retval = now;
		297	}
		298	else
		299	retval = now;
187		300
188	FREETMPS;	301	FREETMPS;
189	LEAVE;	302	LEAVE;
190	}
191		303
192	/////////////////////////////////////////////////////////////////////////////	304	return retval;
193	// DNS
194
195	static void
196	dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)
197	{
198	dSP;
199	SV *cb = (SV *)arg;
200
201	ENTER;
202	SAVETMPS;
203	PUSHMARK (SP);
204	EXTEND (SP, count + 3);
205	PUSHs (sv_2mortal (newSViv (result)));
206
207	if (result == DNS_ERR_NONE && ttl >= 0)
208	{
209	int i;
210
211	PUSHs (sv_2mortal (newSViv (type)));
212	PUSHs (sv_2mortal (newSViv (ttl)));
213
214	for (i = 0; i < count; ++i)
215	switch (type)
216	{
217	case DNS_IPv6_AAAA:
218	PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
219	break;
220	case DNS_IPv4_A:
221	PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4)));
222	break;
223	case DNS_PTR:
224	PUSHs (sv_2mortal (newSVpv (*(char **)addresses, 0)));
225	break;
226	}
227	}
228
229	PUTBACK;
230	call_sv (sv_2mortal (cb), G_DISCARD | G_VOID | G_EVAL);
231
232	FREETMPS;
233	LEAVE;
234	}	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));
235		315
236	/////////////////////////////////////////////////////////////////////////////	316	/////////////////////////////////////////////////////////////////////////////
237	// XS interface functions	317	// XS interface functions
238		318
239	MODULE = EV PACKAGE = EV PREFIX = event_	319	MODULE = EV PACKAGE = EV PREFIX = ev_
		320
		321	PROTOTYPES: ENABLE
240		322
241	BOOT:	323	BOOT:
242	{	324	{
243	HV *stash = gv_stashpv ("EV", 1);	325	HV *stash = gv_stashpv ("EV", 1);
244		326
245	static const struct {	327	static const struct {
246	const char *name;	328	const char *name;
247	IV iv;	329	IV iv;
248	} *civ, const_iv[] = {	330	} *civ, const_iv[] = {
249	# 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)
250	const_iv (EV_, NONE)	336	const_iv (EV_, NONE)
251	const_iv (EV_, TIMEOUT)
252	const_iv (EV_, READ)	337	const_iv (EV_, READ)
253	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)
254	const_iv (EV_, SIGNAL)	343	const_iv (EV_, SIGNAL)
		344	const_iv (EV_, CHILD)
255	const_iv (EV_, PERSIST)	345	const_iv (EV_, STAT)
256	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
257	const_iv (EV, LOOP_NONBLOCK)	355	const_iv (EV, LOOP_NONBLOCK)
258	const_iv (EV, BUFFER_READ)	356	const_iv (EV, LOOP_ONESHOT)
259	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)
260	const_iv (EV, BUFFER_EOF)	364	const_iv (EV, BACKEND_EPOLL)
		365	const_iv (EV, BACKEND_KQUEUE)
		366	const_iv (EV, BACKEND_DEVPOLL)
261	const_iv (EV, BUFFER_ERROR)	367	const_iv (EV, BACKEND_PORT)
262	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)
263	};	374	};
264		375
265	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; )
266	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	377	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
267		378
		379	stash_loop = gv_stashpv ("EV::Loop" , 1);
268	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);
269	stash_event = gv_stashpv ("EV::Event", 1);	389	stash_embed = gv_stashpv ("EV::Embed" , 1);
270	}	390	stash_stat = gv_stashpv ("EV::Stat" , 1);
		391	stash_fork = gv_stashpv ("EV::Fork" , 1);
		392	stash_async = gv_stashpv ("EV::Async" , 1);
271		393
272	double now ()	394	{
273	CODE:	395	SV *sv = perl_get_sv ("EV::API", TRUE);
274	RETVAL = e_now ();	396	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
275	OUTPUT:
276	RETVAL
277		397
278	const char *version ()	398	/* the poor man's shared library emulator */
279	ALIAS:	399	evapi.ver = EV_API_VERSION;
280	method = 1	400	evapi.rev = EV_API_REVISION;
281	CODE:	401	evapi.sv_fileno = sv_fileno;
282	RETVAL = ix ? event_get_method () : event_get_version ();	402	evapi.sv_signum = s_signum;
283	OUTPUT:	403	evapi.supported_backends = ev_supported_backends ();
284	RETVAL	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.set_loop_release_cb = ev_set_loop_release_cb;
		423	evapi.set_invoke_pending_cb= ev_set_invoke_pending_cb;
		424	evapi.ref = ev_ref;
		425	evapi.unref = ev_unref;
		426	evapi.loop = ev_loop;
		427	evapi.once = ev_once;
		428	evapi.io_start = ev_io_start;
		429	evapi.io_stop = ev_io_stop;
		430	evapi.timer_start = ev_timer_start;
		431	evapi.timer_stop = ev_timer_stop;
		432	evapi.timer_again = ev_timer_again;
		433	evapi.periodic_start = ev_periodic_start;
		434	evapi.periodic_stop = ev_periodic_stop;
		435	evapi.signal_start = ev_signal_start;
		436	evapi.signal_stop = ev_signal_stop;
		437	evapi.idle_start = ev_idle_start;
		438	evapi.idle_stop = ev_idle_stop;
		439	evapi.prepare_start = ev_prepare_start;
		440	evapi.prepare_stop = ev_prepare_stop;
		441	evapi.check_start = ev_check_start;
		442	evapi.check_stop = ev_check_stop;
		443	evapi.child_start = ev_child_start;
		444	evapi.child_stop = ev_child_stop;
		445	evapi.stat_start = ev_stat_start;
		446	evapi.stat_stop = ev_stat_stop;
		447	evapi.stat_stat = ev_stat_stat;
		448	evapi.embed_start = ev_embed_start;
		449	evapi.embed_stop = ev_embed_stop;
		450	evapi.embed_sweep = ev_embed_sweep;
		451	evapi.fork_start = ev_fork_start;
		452	evapi.fork_stop = ev_fork_stop;
		453	evapi.async_start = ev_async_start;
		454	evapi.async_stop = ev_async_stop;
		455	evapi.async_send = ev_async_send;
		456	evapi.clear_pending = ev_clear_pending;
		457	evapi.invoke = ev_invoke;
285		458
286	Base event_init ()	459	sv_setiv (sv, (IV)&evapi);
		460	SvREADONLY_on (sv);
		461	}
		462	#ifndef _WIN32
		463	pthread_atfork (0, 0, ev_default_fork);
		464	#endif
		465	}
287		466
288	int event_priority_init (int npri)	467	SV *ev_default_loop (unsigned int flags = 0)
		468	CODE:
		469	{
		470	if (!default_loop_sv)
		471	{
		472	evapi.default_loop = ev_default_loop (flags);
289		473
290	int event_dispatch ()	474	if (!evapi.default_loop)
		475	XSRETURN_UNDEF;
291		476
		477	default_loop_sv = sv_bless (newRV_noinc (newSViv (PTR2IV (evapi.default_loop))), stash_loop);
		478	}
		479
		480	RETVAL = newSVsv (default_loop_sv);
		481	}
		482	OUTPUT:
		483	RETVAL
		484
		485	void ev_default_destroy ()
		486	CODE:
		487	ev_default_destroy ();
		488	SvREFCNT_dec (default_loop_sv);
		489	default_loop_sv = 0;
		490
		491	unsigned int ev_supported_backends ()
		492
		493	unsigned int ev_recommended_backends ()
		494
		495	unsigned int ev_embeddable_backends ()
		496
		497	void ev_sleep (NV interval)
		498
		499	NV ev_time ()
		500
		501	NV ev_now ()
		502	C_ARGS: evapi.default_loop
		503
		504	void ev_now_update ()
		505	C_ARGS: evapi.default_loop
		506
		507	void ev_suspend ()
		508	C_ARGS: evapi.default_loop
		509
		510	void ev_resume ()
		511	C_ARGS: evapi.default_loop
		512
		513	unsigned int ev_backend ()
		514	C_ARGS: evapi.default_loop
		515
		516	void ev_loop_verify ()
		517	C_ARGS: evapi.default_loop
		518
		519	unsigned int ev_loop_count ()
		520	C_ARGS: evapi.default_loop
		521
		522	unsigned int ev_loop_depth ()
		523	C_ARGS: evapi.default_loop
		524
		525	void ev_set_io_collect_interval (NV interval)
		526	C_ARGS: evapi.default_loop, interval
		527
		528	void ev_set_timeout_collect_interval (NV interval)
		529	C_ARGS: evapi.default_loop, interval
		530
292	int event_loop (int flags = 0)	531	void ev_loop (int flags = 0)
		532	C_ARGS: evapi.default_loop, flags
293		533
294	int event_loopexit (double after = 0)	534	void ev_unloop (int how = EVUNLOOP_ONE)
295	CODE:	535	C_ARGS: evapi.default_loop, how
296	{
297	struct timeval tv;
298	tv_set (&tv, after);
299	event_loopexit (&tv);
300	}
301		536
302	Event event (SV *cb)	537	void ev_feed_fd_event (int fd, int revents = EV_NONE)
303	CODE:	538	C_ARGS: evapi.default_loop, fd, revents
304	RETVAL = e_new (NEWSV (0, 0), 0, cb);
305	OUTPUT:
306	RETVAL
307		539
		540	void ev_feed_signal_event (SV *signal)
		541	CODE:
		542	{
		543	Signal signum = s_signum (signal);
		544	CHECK_SIG (signal, signum);
		545
		546	ev_feed_signal_event (evapi.default_loop, signum);
		547	}
		548
308	Event io (SV *fh, short events, SV *cb)	549	ev_io *io (SV *fh, int events, SV *cb)
309	ALIAS:	550	ALIAS:
310	io_ns = 1	551	io_ns = 1
311	CODE:	552	CODE:
312	RETVAL = e_new (fh, events, cb);	553	{
		554	int fd = s_fileno (fh, events & EV_WRITE);
		555	CHECK_FD (fh, fd);
		556
		557	RETVAL = e_new (sizeof (ev_io), cb, default_loop_sv);
		558	RETVAL->fh = newSVsv (fh);
		559	ev_io_set (RETVAL, fd, events);
313	if (!ix) e_start (RETVAL);	560	if (!ix) START (io, RETVAL);
		561	}
314	OUTPUT:	562	OUTPUT:
315	RETVAL	563	RETVAL
316		564
317	Event timer (double after, int repeat, SV *cb)	565	ev_timer *timer (NV after, NV repeat, SV *cb)
318	ALIAS:	566	ALIAS:
319	timer_ns = 1	567	timer_ns = 1
		568	INIT:
		569	CHECK_REPEAT (repeat);
320	CODE:	570	CODE:
321	RETVAL = e_new (NEWSV (0, 0), 0, cb);	571	RETVAL = e_new (sizeof (ev_timer), cb, default_loop_sv);
322	RETVAL->timeout = after;	572	ev_timer_set (RETVAL, after, repeat);
323	RETVAL->interval = repeat;	573	if (!ix) START (timer, RETVAL);
324	if (!ix) e_start (RETVAL);
325	OUTPUT:	574	OUTPUT:
326	RETVAL	575	RETVAL
327		576
328	Event timer_abs (double at, double interval, SV *cb)	577	SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
329	ALIAS:	578	ALIAS:
330	timer_abs_ns = 1	579	periodic_ns = 1
		580	INIT:
		581	CHECK_REPEAT (interval);
331	CODE:	582	CODE:
332	RETVAL = e_new (NEWSV (0, 0), 0, cb);	583	{
333	RETVAL->timeout = at;	584	ev_periodic *w;
334	RETVAL->interval = interval;	585	w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
335	RETVAL->abstime = 1;	586	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
336	if (!ix) e_start (RETVAL);	587	ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
		588	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		589	if (!ix) START (periodic, w);
		590	}
337	OUTPUT:	591	OUTPUT:
338	RETVAL	592	RETVAL
339		593
340	Event signal (SV *signal, SV *cb)	594	ev_signal *signal (SV *signal, SV *cb)
341	ALIAS:	595	ALIAS:
342	signal_ns = 1	596	signal_ns = 1
343	CODE:	597	CODE:
344	RETVAL = e_new (signal, EV_SIGNAL | EV_PERSIST, cb);	598	{
		599	Signal signum = s_signum (signal);
		600	CHECK_SIG (signal, signum);
		601
		602	RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
		603	ev_signal_set (RETVAL, signum);
		604	if (!ix) START (signal, RETVAL);
		605	}
		606	OUTPUT:
		607	RETVAL
		608
		609	ev_idle *idle (SV *cb)
		610	ALIAS:
		611	idle_ns = 1
		612	CODE:
		613	RETVAL = e_new (sizeof (ev_idle), cb, default_loop_sv);
		614	ev_idle_set (RETVAL);
		615	if (!ix) START (idle, RETVAL);
		616	OUTPUT:
		617	RETVAL
		618
		619	ev_prepare *prepare (SV *cb)
		620	ALIAS:
		621	prepare_ns = 1
		622	CODE:
		623	RETVAL = e_new (sizeof (ev_prepare), cb, default_loop_sv);
		624	ev_prepare_set (RETVAL);
		625	if (!ix) START (prepare, RETVAL);
		626	OUTPUT:
		627	RETVAL
		628
		629	ev_check *check (SV *cb)
		630	ALIAS:
		631	check_ns = 1
		632	CODE:
		633	RETVAL = e_new (sizeof (ev_check), cb, default_loop_sv);
		634	ev_check_set (RETVAL);
		635	if (!ix) START (check, RETVAL);
		636	OUTPUT:
		637	RETVAL
		638
		639	ev_fork *fork (SV *cb)
		640	ALIAS:
		641	fork_ns = 1
		642	CODE:
		643	RETVAL = e_new (sizeof (ev_fork), cb, default_loop_sv);
		644	ev_fork_set (RETVAL);
		645	if (!ix) START (fork, RETVAL);
		646	OUTPUT:
		647	RETVAL
		648
		649	ev_child *child (int pid, int trace, SV *cb)
		650	ALIAS:
		651	child_ns = 1
		652	CODE:
		653	RETVAL = e_new (sizeof (ev_child), cb, default_loop_sv);
		654	ev_child_set (RETVAL, pid, trace);
		655	if (!ix) START (child, RETVAL);
		656	OUTPUT:
		657	RETVAL
		658
		659	ev_stat *stat (SV *path, NV interval, SV *cb)
		660	ALIAS:
		661	stat_ns = 1
		662	CODE:
		663	RETVAL = e_new (sizeof (ev_stat), cb, default_loop_sv);
		664	RETVAL->fh = newSVsv (path);
		665	ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
345	if (!ix) e_start (RETVAL);	666	if (!ix) START (stat, RETVAL);
346	OUTPUT:	667	OUTPUT:
347	RETVAL	668	RETVAL
		669
		670	ev_embed *embed (struct ev_loop *loop, SV *cb = 0)
		671	ALIAS:
		672	embed_ns = 1
		673	CODE:
		674	{
		675	if (!(ev_backend (loop) & ev_embeddable_backends ()))
		676	croak ("passed loop is not embeddable via EV::embed,");
		677
		678	RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv);
		679	RETVAL->fh = newSVsv (ST (0));
		680	ev_embed_set (RETVAL, loop);
		681	if (!ix) START (embed, RETVAL);
		682	}
		683	OUTPUT:
		684	RETVAL
		685
		686	ev_async *async (SV *cb)
		687	ALIAS:
		688	async_ns = 1
		689	CODE:
		690	RETVAL = e_new (sizeof (ev_async), cb, default_loop_sv);
		691	ev_async_set (RETVAL);
		692	if (!ix) START (async, RETVAL);
		693	OUTPUT:
		694	RETVAL
		695
		696	void once (SV *fh, int events, SV *timeout, SV *cb)
		697	CODE:
		698	ev_once (
		699	evapi.default_loop,
		700	s_fileno (fh, events & EV_WRITE), events,
		701	SvOK (timeout) ? SvNV (timeout) : -1.,
		702	e_once_cb,
		703	newSVsv (cb)
		704	);
348		705
349	PROTOTYPES: DISABLE	706	PROTOTYPES: DISABLE
350		707
351
352	MODULE = EV PACKAGE = EV::Base PREFIX = event_base_
353
354	Base new ()
355	CODE:
356	RETVAL = event_init ();
357	OUTPUT:
358	RETVAL
359
360	int event_base_dispatch (Base base)
361
362	int event_base_loop (Base base, int flags = 0)
363
364	int event_base_loopexit (Base base, double after)
365	CODE:
366	{
367	struct timeval tv;
368	tv.tv_sec = (long)after;
369	tv.tv_usec = (long)(after - tv.tv_sec) * 1e6;
370	event_base_loopexit (base, &tv);
371	}
372
373	int event_base_priority_init (Base base, int npri)
374
375	void event_base_set (Base base, Event ev)
376	C_ARGS: base, &ev->ev
377
378	void DESTROY (Base base)
379	CODE:
380	/*event_base_free (base);*/ /* causes too many problems */
381
382
383	MODULE = EV PACKAGE = EV::Event PREFIX = event_	708	MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
384		709
385	int event_priority_set (Event ev, int pri)	710	int ev_is_active (ev_watcher *w)
386	C_ARGS: &ev->ev, pri
387		711
388	int event_add (Event ev, double timeout = TIMEOUT_NONE)	712	int ev_is_pending (ev_watcher *w)
389	CODE:
390	ev->timeout = timeout;
391	ev->abstime = 0;
392	RETVAL = e_start (ev);
393	OUTPUT:
394	RETVAL
395		713
396	int event_start (Event ev)	714	void ev_invoke (ev_watcher *w, int revents = EV_NONE)
397	CODE:	715	C_ARGS: e_loop (w), w, revents
398	RETVAL = e_start (ev);
399	OUTPUT:
400	RETVAL
401		716
402	int event_del (Event ev)	717	int ev_clear_pending (ev_watcher *w)
403	ALIAS:	718	C_ARGS: e_loop (w), w
404	stop = 0
405	CODE:
406	RETVAL = e_stop (ev);
407	OUTPUT:
408	RETVAL
409		719
410	void DESTROY (Event ev)	720	void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
411	CODE:	721	C_ARGS: e_loop (w), w, revents
412	e_stop (ev);
413	SvREFCNT_dec (ev->cb);
414	SvREFCNT_dec (ev->fh);
415		722
		723	int keepalive (ev_watcher *w, int new_value = 0)
		724	CODE:
		725	{
		726	RETVAL = w->e_flags & WFLAG_KEEPALIVE;
		727	new_value = new_value ? WFLAG_KEEPALIVE : 0;
		728
		729	if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE))
		730	{
		731	w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value;
		732	REF (w);
		733	UNREF (w);
		734	}
		735	}
		736	OUTPUT:
		737	RETVAL
		738
416	SV *cb (Event ev, SV *new_cb = 0)	739	SV *cb (ev_watcher *w, SV *new_cb = 0)
417	CODE:	740	CODE:
418	RETVAL = newSVsv (ev->cb);	741	{
419	if (items > 1)
420	sv_setsv (ev->cb, new_cb);
421	OUTPUT:
422	RETVAL
423
424	SV *fh (Event ev, SV *new_fh = 0)
425	ALIAS:
426	signal = 0
427	CODE:
428	RETVAL = newSVsv (ev->fh);
429	if (items > 1)	742	if (items > 1)
430	{	743	{
431	if (ev->active) event_del (&ev->ev);	744	new_cb = s_get_cv_croak (new_cb);
432	sv_setsv (ev->fh, new_fh);	745	RETVAL = newRV_noinc (w->cb_sv);
433	ev->ev.ev_fd = sv_fileno (ev->fh);	746	w->cb_sv = SvREFCNT_inc (new_cb);
434	if (ev->active) event_add (&ev->ev, e_tv (ev));
435	}	747	}
		748	else
		749	RETVAL = newRV_inc (w->cb_sv);
		750	}
436	OUTPUT:	751	OUTPUT:
437	RETVAL	752	RETVAL
438		753
439	short events (Event ev, short new_events = EV_UNDEF)	754	SV *data (ev_watcher *w, SV *new_data = 0)
440	CODE:	755	CODE:
441	RETVAL = ev->ev.ev_events;	756	{
		757	RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
		758
442	if (items > 1)	759	if (items > 1)
443	{	760	{
444	if (ev->active) event_del (&ev->ev);	761	SvREFCNT_dec (w->data);
445	ev->ev.ev_events = new_events;	762	w->data = newSVsv (new_data);
446	if (ev->active) event_add (&ev->ev, e_tv (ev));
447	}	763	}
		764	}
448	OUTPUT:	765	OUTPUT:
449	RETVAL	766	RETVAL
450		767
451	double timeout (Event ev, double new_timeout = 0., int repeat = 0)	768	SV *loop (ev_watcher *w)
452	CODE:	769	CODE:
453	RETVAL = ev->timeout;	770	RETVAL = newRV_inc (w->loop);
		771	OUTPUT:
		772	RETVAL
		773
		774	int priority (ev_watcher *w, int new_priority = 0)
		775	CODE:
		776	{
		777	RETVAL = w->priority;
		778
454	if (items > 1)	779	if (items > 1)
455	{	780	{
456	if (ev->active) event_del (&ev->ev);	781	int active = ev_is_active (w);
457	ev->timeout = new_timeout;	782
458	ev->interval = repeat;	783	if (active)
459	ev->abstime = 0;	784	{
460	if (ev->active) event_add (&ev->ev, e_tv (ev));	785	/* grrr. */
		786	PUSHMARK (SP);
		787	XPUSHs (ST (0));
		788	PUTBACK;
		789	call_method ("stop", G_DISCARD | G_VOID);
		790	}
		791
		792	ev_set_priority (w, new_priority);
		793
		794	if (active)
		795	{
		796	PUSHMARK (SP);
		797	XPUSHs (ST (0));
		798	PUTBACK;
		799	call_method ("start", G_DISCARD | G_VOID);
		800	}
461	}	801	}
		802	}
462	OUTPUT:	803	OUTPUT:
463	RETVAL	804	RETVAL
464		805
465	void timeout_abs (Event ev, double at, double interval = 0.)
466	CODE:
467	if (ev->active) event_del (&ev->ev);
468	ev->timeout = at;
469	ev->interval = interval;
470	ev->abstime = 1;
471	if (ev->active) event_add (&ev->ev, e_tv (ev));
472
473
474	MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_	806	MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
475		807
476	BOOT:	808	void ev_io_start (ev_io *w)
477	{	809	CODE:
478	HV *stash = gv_stashpv ("EV::DNS", 1);	810	START (io, w);
479		811
480	static const struct {	812	void ev_io_stop (ev_io *w)
481	const char *name;	813	CODE:
482	IV iv;	814	STOP (io, w);
483	} *civ, const_iv[] = {
484	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
485	const_iv (DNS_, ERR_NONE)
486	const_iv (DNS_, ERR_FORMAT)
487	const_iv (DNS_, ERR_SERVERFAILED)
488	const_iv (DNS_, ERR_NOTEXIST)
489	const_iv (DNS_, ERR_NOTIMPL)
490	const_iv (DNS_, ERR_REFUSED)
491	const_iv (DNS_, ERR_TRUNCATED)
492	const_iv (DNS_, ERR_UNKNOWN)
493	const_iv (DNS_, ERR_TIMEOUT)
494	const_iv (DNS_, ERR_SHUTDOWN)
495	const_iv (DNS_, IPv4_A)
496	const_iv (DNS_, PTR)
497	const_iv (DNS_, IPv6_AAAA)
498	const_iv (DNS_, QUERY_NO_SEARCH)
499	const_iv (DNS_, OPTION_SEARCH)
500	const_iv (DNS_, OPTION_NAMESERVERS)
501	const_iv (DNS_, OPTION_MISC)
502	const_iv (DNS_, OPTIONS_ALL)
503	const_iv (DNS_, NO_SEARCH)
504	};
505		815
506	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	816	void DESTROY (ev_io *w)
507	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	817	CODE:
508	}	818	STOP (io, w);
		819	e_destroy (w);
509		820
510	int evdns_init ()	821	void set (ev_io *w, SV *fh, int events)
		822	CODE:
		823	{
		824	int fd = s_fileno (fh, events & EV_WRITE);
		825	CHECK_FD (fh, fd);
511		826
512	void evdns_shutdown (int fail_requests = 1)	827	sv_setsv (w->fh, fh);
		828	RESET (io, w, (w, fd, events));
		829	}
513		830
514	const char *evdns_err_to_string (int err)	831	SV *fh (ev_io *w, SV *new_fh = 0)
		832	CODE:
		833	{
		834	if (items > 1)
		835	{
		836	int fd = s_fileno (new_fh, w->events & EV_WRITE);
		837	CHECK_FD (new_fh, fd);
515		838
516	int evdns_nameserver_add (U32 address)	839	RETVAL = w->fh;
		840	w->fh = newSVsv (new_fh);
517		841
518	int evdns_count_nameservers ()	842	RESET (io, w, (w, fd, w->events));
		843	}
		844	else
		845	RETVAL = newSVsv (w->fh);
		846	}
		847	OUTPUT:
		848	RETVAL
519		849
520	int evdns_clear_nameservers_and_suspend ()	850	int events (ev_io *w, int new_events = EV_UNDEF)
		851	CODE:
		852	{
		853	RETVAL = w->events;
521		854
522	int evdns_resume ()	855	if (items > 1)
		856	RESET (io, w, (w, w->fd, new_events));
		857	}
		858	OUTPUT:
		859	RETVAL
523		860
524	int evdns_nameserver_ip_add (char *ip_as_string)	861	MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
525		862
526	int evdns_resolve_ipv4 (const char *name, int flags, SV *cb)	863	void ev_signal_start (ev_signal *w)
527	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	864	CODE:
		865	START (signal, w);
528		866
529	int evdns_resolve_ipv6 (const char *name, int flags, SV *cb)	867	void ev_signal_stop (ev_signal *w)
530	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	868	CODE:
		869	STOP (signal, w);
531		870
532	int evdns_resolve_reverse (SV *addr, int flags, SV *cb)	871	void DESTROY (ev_signal *w)
533	ALIAS:	872	CODE:
534	evdns_resolve_reverse_ipv6 = 1	873	STOP (signal, w);
		874	e_destroy (w);
		875
		876	void set (ev_signal *w, SV *signal)
		877	CODE:
		878	{
		879	Signal signum = s_signum (signal);
		880	CHECK_SIG (signal, signum);
		881
		882	RESET (signal, w, (w, signum));
		883	}
		884
		885	int signal (ev_signal *w, SV *new_signal = 0)
		886	CODE:
		887	{
		888	RETVAL = w->signum;
		889
		890	if (items > 1)
		891	{
		892	Signal signum = s_signum (new_signal);
		893	CHECK_SIG (new_signal, signum);
		894
		895	RESET (signal, w, (w, signum));
		896	}
		897	}
		898	OUTPUT:
		899	RETVAL
		900
		901	MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
		902
		903	void ev_timer_start (ev_timer *w)
		904	INIT:
		905	CHECK_REPEAT (w->repeat);
		906	CODE:
		907	START (timer, w);
		908
		909	void ev_timer_stop (ev_timer *w)
		910	CODE:
		911	STOP (timer, w);
		912
		913	void ev_timer_again (ev_timer *w)
		914	INIT:
		915	CHECK_REPEAT (w->repeat);
535	CODE:	916	CODE:
536	{	917	ev_timer_again (e_loop (w), w);
537	STRLEN len;	918	UNREF (w);
538	char *data = SvPVbyte (addr, len);
539	if (len != (ix ? 16 : 4))
540	croak ("ipv4/ipv6 address to resolve must be given as 4/16 byte octet string");
541		919
		920	void DESTROY (ev_timer *w)
		921	CODE:
		922	STOP (timer, w);
		923	e_destroy (w);
		924
		925	void set (ev_timer *w, NV after, NV repeat = 0.)
		926	INIT:
		927	CHECK_REPEAT (repeat);
		928	CODE:
		929	RESET (timer, w, (w, after, repeat));
		930
		931	MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
		932
		933	void ev_periodic_start (ev_periodic *w)
		934	INIT:
		935	CHECK_REPEAT (w->interval);
		936	CODE:
		937	START (periodic, w);
		938
		939	void ev_periodic_stop (ev_periodic *w)
		940	CODE:
		941	STOP (periodic, w);
		942
		943	void ev_periodic_again (ev_periodic *w)
		944	CODE:
		945	ev_periodic_again (e_loop (w), w);
		946	UNREF (w);
		947
		948	void DESTROY (ev_periodic *w)
		949	CODE:
		950	STOP (periodic, w);
		951	e_destroy (w);
		952
		953	void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
		954	INIT:
		955	CHECK_REPEAT (interval);
		956	CODE:
		957	{
		958	SvREFCNT_dec (w->fh);
		959	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		960
		961	RESET (periodic, w, (w, at, interval, w->fh ? e_periodic_cb : 0));
		962	}
		963
		964	NV at (ev_periodic *w)
		965	CODE:
		966	RETVAL = ev_periodic_at (w);
		967	OUTPUT:
542	RETVAL = ix	968	RETVAL
543	? evdns_resolve_reverse_ipv6 ((struct in6_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb))
544	: evdns_resolve_reverse ((struct in_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb));
545	}
546	OUTPUT:
547	RETVAL
548		969
549	int evdns_set_option (char *option, char *val, int flags)	970	MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
550		971
551	int evdns_resolv_conf_parse (int flags, const char *filename)	972	void ev_idle_start (ev_idle *w)
		973	CODE:
		974	START (idle, w);
552		975
553	#ifdef MS_WINDOWS	976	void ev_idle_stop (ev_idle *w)
		977	CODE:
		978	STOP (idle, w);
554		979
555	int evdns_config_windows_nameservers ()	980	void DESTROY (ev_idle *w)
		981	CODE:
		982	STOP (idle, w);
		983	e_destroy (w);
		984
		985	MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_prepare_
		986
		987	void ev_prepare_start (ev_prepare *w)
		988	CODE:
		989	START (prepare, w);
		990
		991	void ev_prepare_stop (ev_prepare *w)
		992	CODE:
		993	STOP (prepare, w);
		994
		995	void DESTROY (ev_prepare *w)
		996	CODE:
		997	STOP (prepare, w);
		998	e_destroy (w);
		999
		1000	MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
		1001
		1002	void ev_check_start (ev_check *w)
		1003	CODE:
		1004	START (check, w);
		1005
		1006	void ev_check_stop (ev_check *w)
		1007	CODE:
		1008	STOP (check, w);
		1009
		1010	void DESTROY (ev_check *w)
		1011	CODE:
		1012	STOP (check, w);
		1013	e_destroy (w);
		1014
		1015	MODULE = EV PACKAGE = EV::Fork PREFIX = ev_fork_
		1016
		1017	void ev_fork_start (ev_fork *w)
		1018	CODE:
		1019	START (fork, w);
		1020
		1021	void ev_fork_stop (ev_fork *w)
		1022	CODE:
		1023	STOP (fork, w);
		1024
		1025	void DESTROY (ev_fork *w)
		1026	CODE:
		1027	STOP (fork, w);
		1028	e_destroy (w);
		1029
		1030	MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
		1031
		1032	void ev_child_start (ev_child *w)
		1033	CODE:
		1034	START (child, w);
		1035
		1036	void ev_child_stop (ev_child *w)
		1037	CODE:
		1038	STOP (child, w);
		1039
		1040	void DESTROY (ev_child *w)
		1041	CODE:
		1042	STOP (child, w);
		1043	e_destroy (w);
		1044
		1045	void set (ev_child *w, int pid, int trace)
		1046	CODE:
		1047	RESET (child, w, (w, pid, trace));
		1048
		1049	int pid (ev_child *w)
		1050	ALIAS:
		1051	rpid = 1
		1052	rstatus = 2
		1053	CODE:
		1054	RETVAL = ix == 0 ? w->pid
		1055	: ix == 1 ? w->rpid
		1056	: w->rstatus;
		1057	OUTPUT:
		1058	RETVAL
		1059
		1060	MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
		1061
		1062	void ev_stat_start (ev_stat *w)
		1063	CODE:
		1064	START (stat, w);
		1065
		1066	void ev_stat_stop (ev_stat *w)
		1067	CODE:
		1068	STOP (stat, w);
		1069
		1070	void DESTROY (ev_stat *w)
		1071	CODE:
		1072	STOP (stat, w);
		1073	e_destroy (w);
		1074
		1075	void set (ev_stat *w, SV *path, NV interval)
		1076	CODE:
		1077	{
		1078	sv_setsv (w->fh, path);
		1079	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), interval));
		1080	}
		1081
		1082	SV *path (ev_stat *w, SV *new_path = 0)
		1083	CODE:
		1084	{
		1085	RETVAL = SvREFCNT_inc (w->fh);
		1086
		1087	if (items > 1)
		1088	{
		1089	SvREFCNT_dec (w->fh);
		1090	w->fh = newSVsv (new_path);
		1091	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), w->interval));
		1092	}
		1093	}
		1094	OUTPUT:
		1095	RETVAL
		1096
		1097	NV interval (ev_stat *w, NV new_interval = 0.)
		1098	CODE:
		1099	{
		1100	RETVAL = w->interval;
		1101
		1102	if (items > 1)
		1103	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), new_interval));
		1104	}
		1105	OUTPUT:
		1106	RETVAL
		1107
		1108	void prev (ev_stat *w)
		1109	ALIAS:
		1110	stat = 1
		1111	attr = 2
		1112	PPCODE:
		1113	{
		1114	ev_statdata *s = ix ? &w->attr : &w->prev;
		1115
		1116	if (ix == 1)
		1117	ev_stat_stat (e_loop (w), w);
		1118	else if (!s->st_nlink)
		1119	errno = ENOENT;
		1120
		1121	PL_statcache.st_dev = s->st_nlink;
		1122	PL_statcache.st_ino = s->st_ino;
		1123	PL_statcache.st_mode = s->st_mode;
		1124	PL_statcache.st_nlink = s->st_nlink;
		1125	PL_statcache.st_uid = s->st_uid;
		1126	PL_statcache.st_gid = s->st_gid;
		1127	PL_statcache.st_rdev = s->st_rdev;
		1128	PL_statcache.st_size = s->st_size;
		1129	PL_statcache.st_atime = s->st_atime;
		1130	PL_statcache.st_mtime = s->st_mtime;
		1131	PL_statcache.st_ctime = s->st_ctime;
		1132
		1133	if (GIMME_V == G_SCALAR)
		1134	XPUSHs (boolSV (s->st_nlink));
		1135	else if (GIMME_V == G_ARRAY && s->st_nlink)
		1136	{
		1137	EXTEND (SP, 13);
		1138	PUSHs (sv_2mortal (newSViv (s->st_dev)));
		1139	PUSHs (sv_2mortal (newSViv (s->st_ino)));
		1140	PUSHs (sv_2mortal (newSVuv (s->st_mode)));
		1141	PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
		1142	PUSHs (sv_2mortal (newSViv (s->st_uid)));
		1143	PUSHs (sv_2mortal (newSViv (s->st_gid)));
		1144	PUSHs (sv_2mortal (newSViv (s->st_rdev)));
		1145	PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
		1146	PUSHs (sv_2mortal (newSVnv (s->st_atime)));
		1147	PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
		1148	PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
		1149	PUSHs (sv_2mortal (newSVuv (4096)));
		1150	PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
		1151	}
		1152	}
		1153
		1154	MODULE = EV PACKAGE = EV::Embed PREFIX = ev_embed_
		1155
		1156	void ev_embed_start (ev_embed *w)
		1157	CODE:
		1158	START (embed, w);
		1159
		1160	void ev_embed_stop (ev_embed *w)
		1161	CODE:
		1162	STOP (embed, w);
		1163
		1164	void DESTROY (ev_embed *w)
		1165	CODE:
		1166	STOP (embed, w);
		1167	e_destroy (w);
		1168
		1169	void set (ev_embed *w, struct ev_loop *loop)
		1170	CODE:
		1171	{
		1172	sv_setsv (w->fh, ST (1));
		1173	RESET (embed, w, (w, loop));
		1174	}
		1175
		1176	SV *other (ev_embed *w)
		1177	CODE:
		1178	RETVAL = newSVsv (w->fh);
		1179	OUTPUT:
		1180	RETVAL
		1181
		1182	void ev_embed_sweep (ev_embed *w)
		1183	C_ARGS: e_loop (w), w
		1184
		1185	MODULE = EV PACKAGE = EV::Async PREFIX = ev_async_
		1186
		1187	void ev_async_start (ev_async *w)
		1188	CODE:
		1189	START (async, w);
		1190
		1191	void ev_async_stop (ev_async *w)
		1192	CODE:
		1193	STOP (async, w);
		1194
		1195	void DESTROY (ev_async *w)
		1196	CODE:
		1197	STOP (async, w);
		1198	e_destroy (w);
		1199
		1200	void ev_async_send (ev_async *w)
		1201	C_ARGS: e_loop (w), w
		1202
		1203	SV *ev_async_async_pending (ev_async *w)
		1204	CODE:
		1205	RETVAL = boolSV (ev_async_pending (w));
		1206	OUTPUT:
		1207	RETVAL
		1208
		1209	MODULE = EV PACKAGE = EV::Loop PREFIX = ev_
		1210
		1211	SV *new (SV *klass, unsigned int flags = 0)
		1212	CODE:
		1213	{
		1214	struct ev_loop *loop = ev_loop_new (flags);
		1215
		1216	if (!loop)
		1217	XSRETURN_UNDEF;
		1218
		1219	RETVAL = sv_bless (newRV_noinc (newSViv (PTR2IV (loop))), stash_loop);
		1220	}
		1221	OUTPUT:
		1222	RETVAL
		1223
		1224	void DESTROY (struct ev_loop *loop)
		1225	CODE:
		1226	if (loop != evapi.default_loop) /* global destruction sucks */
		1227	ev_loop_destroy (loop);
		1228
		1229	void ev_loop_fork (struct ev_loop *loop)
		1230
		1231	void ev_loop_verify (struct ev_loop *loop)
		1232
		1233	NV ev_now (struct ev_loop *loop)
		1234
		1235	void ev_now_update (struct ev_loop *loop)
		1236
		1237	void ev_suspend (struct ev_loop *loop)
		1238
		1239	void ev_resume (struct ev_loop *loop)
		1240
		1241	void ev_set_io_collect_interval (struct ev_loop *loop, NV interval)
		1242
		1243	void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval)
		1244
		1245	unsigned int ev_backend (struct ev_loop *loop)
		1246
		1247	unsigned int ev_loop_count (struct ev_loop *loop)
		1248
		1249	unsigned int ev_loop_depth (struct ev_loop *loop)
		1250
		1251	void ev_loop (struct ev_loop *loop, int flags = 0)
		1252
		1253	void ev_unloop (struct ev_loop *loop, int how = 1)
		1254
		1255	void ev_feed_fd_event (struct ev_loop *loop, int fd, int revents = EV_NONE)
		1256
		1257	#if 0
		1258
		1259	void ev_feed_signal_event (struct ev_loop *loop, SV *signal)
		1260	CODE:
		1261	{
		1262	Signal signum = s_signum (signal);
		1263	CHECK_SIG (signal, signum);
		1264
		1265	ev_feed_signal_event (loop, signum);
		1266	}
556		1267
557	#endif	1268	#endif
558		1269
559	void evdns_search_clear ()	1270	ev_io *io (struct ev_loop *loop, SV *fh, int events, SV *cb)
560		1271	ALIAS:
561	void evdns_search_add (char *domain)	1272	io_ns = 1
562		1273	CODE:
563	void evdns_search_ndots_set (int ndots)
564
565
566	MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
567
568	BOOT:
569	{	1274	{
570	HV *stash = gv_stashpv ("EV::HTTP", 1);	1275	int fd = s_fileno (fh, events & EV_WRITE);
		1276	CHECK_FD (fh, fd);
571		1277
572	static const struct {	1278	RETVAL = e_new (sizeof (ev_io), cb, ST (0));
573	const char *name;	1279	RETVAL->fh = newSVsv (fh);
574	IV iv;	1280	ev_io_set (RETVAL, fd, events);
575	} *civ, const_iv[] = {	1281	if (!ix) START (io, RETVAL);
576	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
577	const_iv (HTTP_, OK)
578	const_iv (HTTP_, NOCONTENT)
579	const_iv (HTTP_, MOVEPERM)
580	const_iv (HTTP_, MOVETEMP)
581	const_iv (HTTP_, NOTMODIFIED)
582	const_iv (HTTP_, BADREQUEST)
583	const_iv (HTTP_, NOTFOUND)
584	const_iv (HTTP_, SERVUNAVAIL)
585	const_iv (EVHTTP_, REQ_OWN_CONNECTION)
586	const_iv (EVHTTP_, PROXY_REQUEST)
587	const_iv (EVHTTP_, REQ_GET)
588	const_iv (EVHTTP_, REQ_POST)
589	const_iv (EVHTTP_, REQ_HEAD)
590	const_iv (EVHTTP_, REQUEST)
591	const_iv (EVHTTP_, RESPONSE)
592	};
593
594	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
595	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
596	}	1282	}
		1283	OUTPUT:
		1284	RETVAL
597		1285
598	MODULE = EV PACKAGE = EV::HTTP::Request PREFIX = evhttp_request_	1286	ev_timer *timer (struct ev_loop *loop, NV after, NV repeat, SV *cb)
		1287	ALIAS:
		1288	timer_ns = 1
		1289	INIT:
		1290	CHECK_REPEAT (repeat);
		1291	CODE:
		1292	RETVAL = e_new (sizeof (ev_timer), cb, ST (0));
		1293	ev_timer_set (RETVAL, after, repeat);
		1294	if (!ix) START (timer, RETVAL);
		1295	OUTPUT:
		1296	RETVAL
599		1297
600	#HttpRequest new (SV *klass, SV *cb)	1298	SV *periodic (struct ev_loop *loop, NV at, NV interval, SV *reschedule_cb, SV *cb)
		1299	ALIAS:
		1300	periodic_ns = 1
		1301	INIT:
		1302	CHECK_REPEAT (interval);
		1303	CODE:
		1304	{
		1305	ev_periodic *w;
		1306	w = e_new (sizeof (ev_periodic), cb, ST (0));
		1307	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1308	ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
		1309	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		1310	if (!ix) START (periodic, w);
		1311	}
		1312	OUTPUT:
		1313	RETVAL
601		1314
602	#void DESTROY (struct evhttp_request *req);	1315	#if 0
603		1316
		1317	ev_signal *signal (struct ev_loop *loop, SV *signal, SV *cb)
		1318	ALIAS:
		1319	signal_ns = 1
		1320	CODE:
		1321	{
		1322	Signal signum = s_signum (signal);
		1323	CHECK_SIG (signal, signum);
604		1324
		1325	RETVAL = e_new (sizeof (ev_signal), cb, ST (0));
		1326	ev_signal_set (RETVAL, signum);
		1327	if (!ix) START (signal, RETVAL);
		1328	}
		1329	OUTPUT:
		1330	RETVAL
605		1331
		1332	#endif
606		1333
		1334	ev_idle *idle (struct ev_loop *loop, SV *cb)
		1335	ALIAS:
		1336	idle_ns = 1
		1337	CODE:
		1338	RETVAL = e_new (sizeof (ev_idle), cb, ST (0));
		1339	ev_idle_set (RETVAL);
		1340	if (!ix) START (idle, RETVAL);
		1341	OUTPUT:
		1342	RETVAL
607		1343
		1344	ev_prepare *prepare (struct ev_loop *loop, SV *cb)
		1345	ALIAS:
		1346	prepare_ns = 1
		1347	CODE:
		1348	RETVAL = e_new (sizeof (ev_prepare), cb, ST (0));
		1349	ev_prepare_set (RETVAL);
		1350	if (!ix) START (prepare, RETVAL);
		1351	OUTPUT:
		1352	RETVAL
608		1353
		1354	ev_check *check (struct ev_loop *loop, SV *cb)
		1355	ALIAS:
		1356	check_ns = 1
		1357	CODE:
		1358	RETVAL = e_new (sizeof (ev_check), cb, ST (0));
		1359	ev_check_set (RETVAL);
		1360	if (!ix) START (check, RETVAL);
		1361	OUTPUT:
		1362	RETVAL
609		1363
		1364	ev_fork *fork (struct ev_loop *loop, SV *cb)
		1365	ALIAS:
		1366	fork_ns = 1
		1367	CODE:
		1368	RETVAL = e_new (sizeof (ev_fork), cb, ST (0));
		1369	ev_fork_set (RETVAL);
		1370	if (!ix) START (fork, RETVAL);
		1371	OUTPUT:
		1372	RETVAL
610		1373
		1374	ev_child *child (struct ev_loop *loop, int pid, int trace, SV *cb)
		1375	ALIAS:
		1376	child_ns = 1
		1377	CODE:
		1378	RETVAL = e_new (sizeof (ev_child), cb, ST (0));
		1379	ev_child_set (RETVAL, pid, trace);
		1380	if (!ix) START (child, RETVAL);
		1381	OUTPUT:
		1382	RETVAL
		1383
		1384	ev_stat *stat (struct ev_loop *loop, SV *path, NV interval, SV *cb)
		1385	ALIAS:
		1386	stat_ns = 1
		1387	CODE:
		1388	RETVAL = e_new (sizeof (ev_stat), cb, ST (0));
		1389	RETVAL->fh = newSVsv (path);
		1390	ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
		1391	if (!ix) START (stat, RETVAL);
		1392	OUTPUT:
		1393	RETVAL
		1394
		1395	ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = 0)
		1396	ALIAS:
		1397	embed_ns = 1
		1398	CODE:
		1399	{
		1400	if (!(ev_backend (other) & ev_embeddable_backends ()))
		1401	croak ("passed loop is not embeddable via EV::embed,");
		1402
		1403	RETVAL = e_new (sizeof (ev_embed), cb, ST (0));
		1404	RETVAL->fh = newSVsv (ST (1));
		1405	ev_embed_set (RETVAL, other);
		1406	if (!ix) START (embed, RETVAL);
		1407	}
		1408	OUTPUT:
		1409	RETVAL
		1410
		1411	ev_async *async (struct ev_loop *loop, SV *cb)
		1412	ALIAS:
		1413	async_ns = 1
		1414	CODE:
		1415	RETVAL = e_new (sizeof (ev_async), cb, ST (0));
		1416	ev_async_set (RETVAL);
		1417	if (!ix) START (async, RETVAL);
		1418	OUTPUT:
		1419	RETVAL
		1420
		1421	void once (struct ev_loop *loop, SV *fh, int events, SV *timeout, SV *cb)
		1422	CODE:
		1423	ev_once (
		1424	loop,
		1425	s_fileno (fh, events & EV_WRITE), events,
		1426	SvOK (timeout) ? SvNV (timeout) : -1.,
		1427	e_once_cb,
		1428	newSVsv (cb)
		1429	);
		1430

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