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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 1.130 by root, Wed Jul 15 16:58:53 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.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.timer_remaining = ev_timer_remaining;
		435	evapi.periodic_start = ev_periodic_start;
		436	evapi.periodic_stop = ev_periodic_stop;
		437	evapi.signal_start = ev_signal_start;
		438	evapi.signal_stop = ev_signal_stop;
		439	evapi.idle_start = ev_idle_start;
		440	evapi.idle_stop = ev_idle_stop;
		441	evapi.prepare_start = ev_prepare_start;
		442	evapi.prepare_stop = ev_prepare_stop;
		443	evapi.check_start = ev_check_start;
		444	evapi.check_stop = ev_check_stop;
		445	evapi.child_start = ev_child_start;
		446	evapi.child_stop = ev_child_stop;
		447	evapi.stat_start = ev_stat_start;
		448	evapi.stat_stop = ev_stat_stop;
		449	evapi.stat_stat = ev_stat_stat;
		450	evapi.embed_start = ev_embed_start;
		451	evapi.embed_stop = ev_embed_stop;
		452	evapi.embed_sweep = ev_embed_sweep;
		453	evapi.fork_start = ev_fork_start;
		454	evapi.fork_stop = ev_fork_stop;
		455	evapi.async_start = ev_async_start;
		456	evapi.async_stop = ev_async_stop;
		457	evapi.async_send = ev_async_send;
		458	evapi.clear_pending = ev_clear_pending;
		459	evapi.invoke = ev_invoke;
285		460
286	Base event_init ()	461	sv_setiv (sv, (IV)&evapi);
		462	SvREADONLY_on (sv);
		463	}
		464	#ifndef _WIN32
		465	pthread_atfork (0, 0, ev_default_fork);
		466	#endif
		467	}
287		468
288	int event_priority_init (int npri)	469	SV *ev_default_loop (unsigned int flags = 0)
		470	CODE:
		471	{
		472	if (!default_loop_sv)
		473	{
		474	evapi.default_loop = ev_default_loop (flags);
289		475
290	int event_dispatch ()	476	if (!evapi.default_loop)
		477	XSRETURN_UNDEF;
291		478
		479	default_loop_sv = sv_bless (newRV_noinc (newSViv (PTR2IV (evapi.default_loop))), stash_loop);
		480	}
		481
		482	RETVAL = newSVsv (default_loop_sv);
		483	}
		484	OUTPUT:
		485	RETVAL
		486
		487	void ev_default_destroy ()
		488	CODE:
		489	ev_default_destroy ();
		490	SvREFCNT_dec (default_loop_sv);
		491	default_loop_sv = 0;
		492
		493	unsigned int ev_supported_backends ()
		494
		495	unsigned int ev_recommended_backends ()
		496
		497	unsigned int ev_embeddable_backends ()
		498
		499	void ev_sleep (NV interval)
		500
		501	NV ev_time ()
		502
		503	NV ev_now ()
		504	C_ARGS: evapi.default_loop
		505
		506	void ev_now_update ()
		507	C_ARGS: evapi.default_loop
		508
		509	void ev_suspend ()
		510	C_ARGS: evapi.default_loop
		511
		512	void ev_resume ()
		513	C_ARGS: evapi.default_loop
		514
		515	unsigned int ev_backend ()
		516	C_ARGS: evapi.default_loop
		517
		518	void ev_loop_verify ()
		519	C_ARGS: evapi.default_loop
		520
		521	unsigned int ev_loop_count ()
		522	C_ARGS: evapi.default_loop
		523
		524	unsigned int ev_loop_depth ()
		525	C_ARGS: evapi.default_loop
		526
		527	void ev_set_io_collect_interval (NV interval)
		528	C_ARGS: evapi.default_loop, interval
		529
		530	void ev_set_timeout_collect_interval (NV interval)
		531	C_ARGS: evapi.default_loop, interval
		532
292	int event_loop (int flags = 0)	533	void ev_loop (int flags = 0)
		534	C_ARGS: evapi.default_loop, flags
293		535
294	int event_loopexit (double after = 0)	536	void ev_unloop (int how = EVUNLOOP_ONE)
295	CODE:	537	C_ARGS: evapi.default_loop, how
296	{
297	struct timeval tv;
298	tv_set (&tv, after);
299	event_loopexit (&tv);
300	}
301		538
302	Event event (SV *cb)	539	void ev_feed_fd_event (int fd, int revents = EV_NONE)
303	CODE:	540	C_ARGS: evapi.default_loop, fd, revents
304	RETVAL = e_new (NEWSV (0, 0), 0, cb);
305	OUTPUT:
306	RETVAL
307		541
		542	void ev_feed_signal_event (SV *signal)
		543	CODE:
		544	{
		545	Signal signum = s_signum (signal);
		546	CHECK_SIG (signal, signum);
		547
		548	ev_feed_signal_event (evapi.default_loop, signum);
		549	}
		550
		551	unsigned int ev_pending_count ()
		552	C_ARGS: evapi.default_loop
		553
		554	void ev_invoke_pending ()
		555	C_ARGS: evapi.default_loop
		556
308	Event io (SV *fh, short events, SV *cb)	557	ev_io *io (SV *fh, int events, SV *cb)
309	ALIAS:	558	ALIAS:
310	io_ns = 1	559	io_ns = 1
311	CODE:	560	CODE:
312	RETVAL = e_new (fh, events, cb);	561	{
		562	int fd = s_fileno (fh, events & EV_WRITE);
		563	CHECK_FD (fh, fd);
		564
		565	RETVAL = e_new (sizeof (ev_io), cb, default_loop_sv);
		566	RETVAL->fh = newSVsv (fh);
		567	ev_io_set (RETVAL, fd, events);
313	if (!ix) e_start (RETVAL);	568	if (!ix) START (io, RETVAL);
		569	}
314	OUTPUT:	570	OUTPUT:
315	RETVAL	571	RETVAL
316		572
317	Event timer (double after, int repeat, SV *cb)	573	ev_timer *timer (NV after, NV repeat, SV *cb)
318	ALIAS:	574	ALIAS:
319	timer_ns = 1	575	timer_ns = 1
		576	INIT:
		577	CHECK_REPEAT (repeat);
320	CODE:	578	CODE:
321	RETVAL = e_new (NEWSV (0, 0), 0, cb);	579	RETVAL = e_new (sizeof (ev_timer), cb, default_loop_sv);
322	RETVAL->timeout = after;	580	ev_timer_set (RETVAL, after, repeat);
323	RETVAL->interval = repeat;	581	if (!ix) START (timer, RETVAL);
324	if (!ix) e_start (RETVAL);
325	OUTPUT:	582	OUTPUT:
326	RETVAL	583	RETVAL
327		584
328	Event timer_abs (double at, double interval, SV *cb)	585	SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
329	ALIAS:	586	ALIAS:
330	timer_abs_ns = 1	587	periodic_ns = 1
		588	INIT:
		589	CHECK_REPEAT (interval);
331	CODE:	590	CODE:
332	RETVAL = e_new (NEWSV (0, 0), 0, cb);	591	{
333	RETVAL->timeout = at;	592	ev_periodic *w;
334	RETVAL->interval = interval;	593	w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
335	RETVAL->abstime = 1;	594	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
336	if (!ix) e_start (RETVAL);	595	ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
		596	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		597	if (!ix) START (periodic, w);
		598	}
337	OUTPUT:	599	OUTPUT:
338	RETVAL	600	RETVAL
339		601
340	Event signal (SV *signal, SV *cb)	602	ev_signal *signal (SV *signal, SV *cb)
341	ALIAS:	603	ALIAS:
342	signal_ns = 1	604	signal_ns = 1
343	CODE:	605	CODE:
344	RETVAL = e_new (signal, EV_SIGNAL | EV_PERSIST, cb);	606	{
		607	Signal signum = s_signum (signal);
		608	CHECK_SIG (signal, signum);
		609
		610	RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
		611	ev_signal_set (RETVAL, signum);
		612	if (!ix) START (signal, RETVAL);
		613	}
		614	OUTPUT:
		615	RETVAL
		616
		617	ev_idle *idle (SV *cb)
		618	ALIAS:
		619	idle_ns = 1
		620	CODE:
		621	RETVAL = e_new (sizeof (ev_idle), cb, default_loop_sv);
		622	ev_idle_set (RETVAL);
		623	if (!ix) START (idle, RETVAL);
		624	OUTPUT:
		625	RETVAL
		626
		627	ev_prepare *prepare (SV *cb)
		628	ALIAS:
		629	prepare_ns = 1
		630	CODE:
		631	RETVAL = e_new (sizeof (ev_prepare), cb, default_loop_sv);
		632	ev_prepare_set (RETVAL);
		633	if (!ix) START (prepare, RETVAL);
		634	OUTPUT:
		635	RETVAL
		636
		637	ev_check *check (SV *cb)
		638	ALIAS:
		639	check_ns = 1
		640	CODE:
		641	RETVAL = e_new (sizeof (ev_check), cb, default_loop_sv);
		642	ev_check_set (RETVAL);
		643	if (!ix) START (check, RETVAL);
		644	OUTPUT:
		645	RETVAL
		646
		647	ev_fork *fork (SV *cb)
		648	ALIAS:
		649	fork_ns = 1
		650	CODE:
		651	RETVAL = e_new (sizeof (ev_fork), cb, default_loop_sv);
		652	ev_fork_set (RETVAL);
		653	if (!ix) START (fork, RETVAL);
		654	OUTPUT:
		655	RETVAL
		656
		657	ev_child *child (int pid, int trace, SV *cb)
		658	ALIAS:
		659	child_ns = 1
		660	CODE:
		661	RETVAL = e_new (sizeof (ev_child), cb, default_loop_sv);
		662	ev_child_set (RETVAL, pid, trace);
		663	if (!ix) START (child, RETVAL);
		664	OUTPUT:
		665	RETVAL
		666
		667	ev_stat *stat (SV *path, NV interval, SV *cb)
		668	ALIAS:
		669	stat_ns = 1
		670	CODE:
		671	RETVAL = e_new (sizeof (ev_stat), cb, default_loop_sv);
		672	RETVAL->fh = newSVsv (path);
		673	ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
345	if (!ix) e_start (RETVAL);	674	if (!ix) START (stat, RETVAL);
346	OUTPUT:	675	OUTPUT:
347	RETVAL	676	RETVAL
		677
		678	ev_embed *embed (struct ev_loop *loop, SV *cb = 0)
		679	ALIAS:
		680	embed_ns = 1
		681	CODE:
		682	{
		683	if (!(ev_backend (loop) & ev_embeddable_backends ()))
		684	croak ("passed loop is not embeddable via EV::embed,");
		685
		686	RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv);
		687	RETVAL->fh = newSVsv (ST (0));
		688	ev_embed_set (RETVAL, loop);
		689	if (!ix) START (embed, RETVAL);
		690	}
		691	OUTPUT:
		692	RETVAL
		693
		694	ev_async *async (SV *cb)
		695	ALIAS:
		696	async_ns = 1
		697	CODE:
		698	RETVAL = e_new (sizeof (ev_async), cb, default_loop_sv);
		699	ev_async_set (RETVAL);
		700	if (!ix) START (async, RETVAL);
		701	OUTPUT:
		702	RETVAL
		703
		704	void once (SV *fh, int events, SV *timeout, SV *cb)
		705	CODE:
		706	ev_once (
		707	evapi.default_loop,
		708	s_fileno (fh, events & EV_WRITE), events,
		709	SvOK (timeout) ? SvNV (timeout) : -1.,
		710	e_once_cb,
		711	newSVsv (cb)
		712	);
348		713
349	PROTOTYPES: DISABLE	714	PROTOTYPES: DISABLE
350		715
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_	716	MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
384		717
385	int event_priority_set (Event ev, int pri)	718	int ev_is_active (ev_watcher *w)
386	C_ARGS: &ev->ev, pri
387		719
388	int event_add (Event ev, double timeout = TIMEOUT_NONE)	720	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		721
396	int event_start (Event ev)	722	void ev_invoke (ev_watcher *w, int revents = EV_NONE)
397	CODE:	723	C_ARGS: e_loop (w), w, revents
398	RETVAL = e_start (ev);
399	OUTPUT:
400	RETVAL
401		724
402	int event_del (Event ev)	725	int ev_clear_pending (ev_watcher *w)
403	ALIAS:	726	C_ARGS: e_loop (w), w
404	stop = 0
405	CODE:
406	RETVAL = e_stop (ev);
407	OUTPUT:
408	RETVAL
409		727
410	void DESTROY (Event ev)	728	void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
411	CODE:	729	C_ARGS: e_loop (w), w, revents
412	e_stop (ev);
413	SvREFCNT_dec (ev->cb);
414	SvREFCNT_dec (ev->fh);
415		730
		731	int keepalive (ev_watcher *w, int new_value = 0)
		732	CODE:
		733	{
		734	RETVAL = w->e_flags & WFLAG_KEEPALIVE;
		735	new_value = new_value ? WFLAG_KEEPALIVE : 0;
		736
		737	if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE))
		738	{
		739	w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value;
		740	REF (w);
		741	UNREF (w);
		742	}
		743	}
		744	OUTPUT:
		745	RETVAL
		746
416	SV *cb (Event ev, SV *new_cb = 0)	747	SV *cb (ev_watcher *w, SV *new_cb = 0)
417	CODE:	748	CODE:
418	RETVAL = newSVsv (ev->cb);	749	{
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)	750	if (items > 1)
430	{	751	{
431	if (ev->active) event_del (&ev->ev);	752	new_cb = s_get_cv_croak (new_cb);
432	sv_setsv (ev->fh, new_fh);	753	RETVAL = newRV_noinc (w->cb_sv);
433	ev->ev.ev_fd = sv_fileno (ev->fh);	754	w->cb_sv = SvREFCNT_inc (new_cb);
434	if (ev->active) event_add (&ev->ev, e_tv (ev));
435	}	755	}
		756	else
		757	RETVAL = newRV_inc (w->cb_sv);
		758	}
436	OUTPUT:	759	OUTPUT:
437	RETVAL	760	RETVAL
438		761
439	short events (Event ev, short new_events = EV_UNDEF)	762	SV *data (ev_watcher *w, SV *new_data = 0)
440	CODE:	763	CODE:
441	RETVAL = ev->ev.ev_events;	764	{
		765	RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
		766
442	if (items > 1)	767	if (items > 1)
443	{	768	{
444	if (ev->active) event_del (&ev->ev);	769	SvREFCNT_dec (w->data);
445	ev->ev.ev_events = new_events;	770	w->data = newSVsv (new_data);
446	if (ev->active) event_add (&ev->ev, e_tv (ev));
447	}	771	}
		772	}
448	OUTPUT:	773	OUTPUT:
449	RETVAL	774	RETVAL
450		775
451	double timeout (Event ev, double new_timeout = 0., int repeat = 0)	776	SV *loop (ev_watcher *w)
452	CODE:	777	CODE:
453	RETVAL = ev->timeout;	778	RETVAL = newRV_inc (w->loop);
		779	OUTPUT:
		780	RETVAL
		781
		782	int priority (ev_watcher *w, int new_priority = 0)
		783	CODE:
		784	{
		785	RETVAL = w->priority;
		786
454	if (items > 1)	787	if (items > 1)
455	{	788	{
456	if (ev->active) event_del (&ev->ev);	789	int active = ev_is_active (w);
457	ev->timeout = new_timeout;	790
458	ev->interval = repeat;	791	if (active)
459	ev->abstime = 0;	792	{
460	if (ev->active) event_add (&ev->ev, e_tv (ev));	793	/* grrr. */
		794	PUSHMARK (SP);
		795	XPUSHs (ST (0));
		796	PUTBACK;
		797	call_method ("stop", G_DISCARD | G_VOID);
		798	}
		799
		800	ev_set_priority (w, new_priority);
		801
		802	if (active)
		803	{
		804	PUSHMARK (SP);
		805	XPUSHs (ST (0));
		806	PUTBACK;
		807	call_method ("start", G_DISCARD | G_VOID);
		808	}
461	}	809	}
		810	}
462	OUTPUT:	811	OUTPUT:
463	RETVAL	812	RETVAL
464		813
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_	814	MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
475		815
476	BOOT:	816	void ev_io_start (ev_io *w)
477	{	817	CODE:
478	HV *stash = gv_stashpv ("EV::DNS", 1);	818	START (io, w);
479		819
480	static const struct {	820	void ev_io_stop (ev_io *w)
481	const char *name;	821	CODE:
482	IV iv;	822	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		823
506	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	824	void DESTROY (ev_io *w)
507	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	825	CODE:
508	}	826	STOP (io, w);
		827	e_destroy (w);
509		828
510	int evdns_init ()	829	void set (ev_io *w, SV *fh, int events)
		830	CODE:
		831	{
		832	int fd = s_fileno (fh, events & EV_WRITE);
		833	CHECK_FD (fh, fd);
511		834
512	void evdns_shutdown (int fail_requests = 1)	835	sv_setsv (w->fh, fh);
		836	RESET (io, w, (w, fd, events));
		837	}
513		838
514	const char *evdns_err_to_string (int err)	839	SV *fh (ev_io *w, SV *new_fh = 0)
		840	CODE:
		841	{
		842	if (items > 1)
		843	{
		844	int fd = s_fileno (new_fh, w->events & EV_WRITE);
		845	CHECK_FD (new_fh, fd);
515		846
516	int evdns_nameserver_add (U32 address)	847	RETVAL = w->fh;
		848	w->fh = newSVsv (new_fh);
517		849
518	int evdns_count_nameservers ()	850	RESET (io, w, (w, fd, w->events));
		851	}
		852	else
		853	RETVAL = newSVsv (w->fh);
		854	}
		855	OUTPUT:
		856	RETVAL
519		857
520	int evdns_clear_nameservers_and_suspend ()	858	int events (ev_io *w, int new_events = EV_UNDEF)
		859	CODE:
		860	{
		861	RETVAL = w->events;
521		862
522	int evdns_resume ()	863	if (items > 1)
		864	RESET (io, w, (w, w->fd, new_events));
		865	}
		866	OUTPUT:
		867	RETVAL
523		868
524	int evdns_nameserver_ip_add (char *ip_as_string)	869	MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
525		870
526	int evdns_resolve_ipv4 (const char *name, int flags, SV *cb)	871	void ev_signal_start (ev_signal *w)
527	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	872	CODE:
		873	START (signal, w);
528		874
529	int evdns_resolve_ipv6 (const char *name, int flags, SV *cb)	875	void ev_signal_stop (ev_signal *w)
530	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	876	CODE:
		877	STOP (signal, w);
531		878
532	int evdns_resolve_reverse (SV *addr, int flags, SV *cb)	879	void DESTROY (ev_signal *w)
533	ALIAS:	880	CODE:
534	evdns_resolve_reverse_ipv6 = 1	881	STOP (signal, w);
		882	e_destroy (w);
		883
		884	void set (ev_signal *w, SV *signal)
		885	CODE:
		886	{
		887	Signal signum = s_signum (signal);
		888	CHECK_SIG (signal, signum);
		889
		890	RESET (signal, w, (w, signum));
		891	}
		892
		893	int signal (ev_signal *w, SV *new_signal = 0)
		894	CODE:
		895	{
		896	RETVAL = w->signum;
		897
		898	if (items > 1)
		899	{
		900	Signal signum = s_signum (new_signal);
		901	CHECK_SIG (new_signal, signum);
		902
		903	RESET (signal, w, (w, signum));
		904	}
		905	}
		906	OUTPUT:
		907	RETVAL
		908
		909	MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
		910
		911	void ev_timer_start (ev_timer *w)
		912	INIT:
		913	CHECK_REPEAT (w->repeat);
		914	CODE:
		915	START (timer, w);
		916
		917	void ev_timer_stop (ev_timer *w)
		918	CODE:
		919	STOP (timer, w);
		920
		921	void ev_timer_again (ev_timer *w)
		922	INIT:
		923	CHECK_REPEAT (w->repeat);
535	CODE:	924	CODE:
536	{	925	ev_timer_again (e_loop (w), w);
537	STRLEN len;	926	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		927
		928	NV ev_timer_remaining (ev_timer *w)
		929	C_ARGS: e_loop (w), w
		930
		931	void DESTROY (ev_timer *w)
		932	CODE:
		933	STOP (timer, w);
		934	e_destroy (w);
		935
		936	void set (ev_timer *w, NV after, NV repeat = 0.)
		937	INIT:
		938	CHECK_REPEAT (repeat);
		939	CODE:
		940	RESET (timer, w, (w, after, repeat));
		941
		942	MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
		943
		944	void ev_periodic_start (ev_periodic *w)
		945	INIT:
		946	CHECK_REPEAT (w->interval);
		947	CODE:
		948	START (periodic, w);
		949
		950	void ev_periodic_stop (ev_periodic *w)
		951	CODE:
		952	STOP (periodic, w);
		953
		954	void ev_periodic_again (ev_periodic *w)
		955	CODE:
		956	ev_periodic_again (e_loop (w), w);
		957	UNREF (w);
		958
		959	void DESTROY (ev_periodic *w)
		960	CODE:
		961	STOP (periodic, w);
		962	e_destroy (w);
		963
		964	void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
		965	INIT:
		966	CHECK_REPEAT (interval);
		967	CODE:
		968	{
		969	SvREFCNT_dec (w->fh);
		970	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		971
		972	RESET (periodic, w, (w, at, interval, w->fh ? e_periodic_cb : 0));
		973	}
		974
		975	NV at (ev_periodic *w)
		976	CODE:
		977	RETVAL = ev_periodic_at (w);
		978	OUTPUT:
542	RETVAL = ix	979	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		980
549	int evdns_set_option (char *option, char *val, int flags)	981	MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
550		982
551	int evdns_resolv_conf_parse (int flags, const char *filename)	983	void ev_idle_start (ev_idle *w)
		984	CODE:
		985	START (idle, w);
552		986
553	#ifdef MS_WINDOWS	987	void ev_idle_stop (ev_idle *w)
		988	CODE:
		989	STOP (idle, w);
554		990
555	int evdns_config_windows_nameservers ()	991	void DESTROY (ev_idle *w)
		992	CODE:
		993	STOP (idle, w);
		994	e_destroy (w);
		995
		996	MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_prepare_
		997
		998	void ev_prepare_start (ev_prepare *w)
		999	CODE:
		1000	START (prepare, w);
		1001
		1002	void ev_prepare_stop (ev_prepare *w)
		1003	CODE:
		1004	STOP (prepare, w);
		1005
		1006	void DESTROY (ev_prepare *w)
		1007	CODE:
		1008	STOP (prepare, w);
		1009	e_destroy (w);
		1010
		1011	MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
		1012
		1013	void ev_check_start (ev_check *w)
		1014	CODE:
		1015	START (check, w);
		1016
		1017	void ev_check_stop (ev_check *w)
		1018	CODE:
		1019	STOP (check, w);
		1020
		1021	void DESTROY (ev_check *w)
		1022	CODE:
		1023	STOP (check, w);
		1024	e_destroy (w);
		1025
		1026	MODULE = EV PACKAGE = EV::Fork PREFIX = ev_fork_
		1027
		1028	void ev_fork_start (ev_fork *w)
		1029	CODE:
		1030	START (fork, w);
		1031
		1032	void ev_fork_stop (ev_fork *w)
		1033	CODE:
		1034	STOP (fork, w);
		1035
		1036	void DESTROY (ev_fork *w)
		1037	CODE:
		1038	STOP (fork, w);
		1039	e_destroy (w);
		1040
		1041	MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
		1042
		1043	void ev_child_start (ev_child *w)
		1044	CODE:
		1045	START (child, w);
		1046
		1047	void ev_child_stop (ev_child *w)
		1048	CODE:
		1049	STOP (child, w);
		1050
		1051	void DESTROY (ev_child *w)
		1052	CODE:
		1053	STOP (child, w);
		1054	e_destroy (w);
		1055
		1056	void set (ev_child *w, int pid, int trace)
		1057	CODE:
		1058	RESET (child, w, (w, pid, trace));
		1059
		1060	int pid (ev_child *w)
		1061	ALIAS:
		1062	rpid = 1
		1063	rstatus = 2
		1064	CODE:
		1065	RETVAL = ix == 0 ? w->pid
		1066	: ix == 1 ? w->rpid
		1067	: w->rstatus;
		1068	OUTPUT:
		1069	RETVAL
		1070
		1071	MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
		1072
		1073	void ev_stat_start (ev_stat *w)
		1074	CODE:
		1075	START (stat, w);
		1076
		1077	void ev_stat_stop (ev_stat *w)
		1078	CODE:
		1079	STOP (stat, w);
		1080
		1081	void DESTROY (ev_stat *w)
		1082	CODE:
		1083	STOP (stat, w);
		1084	e_destroy (w);
		1085
		1086	void set (ev_stat *w, SV *path, NV interval)
		1087	CODE:
		1088	{
		1089	sv_setsv (w->fh, path);
		1090	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), interval));
		1091	}
		1092
		1093	SV *path (ev_stat *w, SV *new_path = 0)
		1094	CODE:
		1095	{
		1096	RETVAL = SvREFCNT_inc (w->fh);
		1097
		1098	if (items > 1)
		1099	{
		1100	SvREFCNT_dec (w->fh);
		1101	w->fh = newSVsv (new_path);
		1102	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), w->interval));
		1103	}
		1104	}
		1105	OUTPUT:
		1106	RETVAL
		1107
		1108	NV interval (ev_stat *w, NV new_interval = 0.)
		1109	CODE:
		1110	{
		1111	RETVAL = w->interval;
		1112
		1113	if (items > 1)
		1114	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), new_interval));
		1115	}
		1116	OUTPUT:
		1117	RETVAL
		1118
		1119	void prev (ev_stat *w)
		1120	ALIAS:
		1121	stat = 1
		1122	attr = 2
		1123	PPCODE:
		1124	{
		1125	ev_statdata *s = ix ? &w->attr : &w->prev;
		1126
		1127	if (ix == 1)
		1128	ev_stat_stat (e_loop (w), w);
		1129	else if (!s->st_nlink)
		1130	errno = ENOENT;
		1131
		1132	PL_statcache.st_dev = s->st_nlink;
		1133	PL_statcache.st_ino = s->st_ino;
		1134	PL_statcache.st_mode = s->st_mode;
		1135	PL_statcache.st_nlink = s->st_nlink;
		1136	PL_statcache.st_uid = s->st_uid;
		1137	PL_statcache.st_gid = s->st_gid;
		1138	PL_statcache.st_rdev = s->st_rdev;
		1139	PL_statcache.st_size = s->st_size;
		1140	PL_statcache.st_atime = s->st_atime;
		1141	PL_statcache.st_mtime = s->st_mtime;
		1142	PL_statcache.st_ctime = s->st_ctime;
		1143
		1144	if (GIMME_V == G_SCALAR)
		1145	XPUSHs (boolSV (s->st_nlink));
		1146	else if (GIMME_V == G_ARRAY && s->st_nlink)
		1147	{
		1148	EXTEND (SP, 13);
		1149	PUSHs (sv_2mortal (newSViv (s->st_dev)));
		1150	PUSHs (sv_2mortal (newSViv (s->st_ino)));
		1151	PUSHs (sv_2mortal (newSVuv (s->st_mode)));
		1152	PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
		1153	PUSHs (sv_2mortal (newSViv (s->st_uid)));
		1154	PUSHs (sv_2mortal (newSViv (s->st_gid)));
		1155	PUSHs (sv_2mortal (newSViv (s->st_rdev)));
		1156	PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
		1157	PUSHs (sv_2mortal (newSVnv (s->st_atime)));
		1158	PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
		1159	PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
		1160	PUSHs (sv_2mortal (newSVuv (4096)));
		1161	PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
		1162	}
		1163	}
		1164
		1165	MODULE = EV PACKAGE = EV::Embed PREFIX = ev_embed_
		1166
		1167	void ev_embed_start (ev_embed *w)
		1168	CODE:
		1169	START (embed, w);
		1170
		1171	void ev_embed_stop (ev_embed *w)
		1172	CODE:
		1173	STOP (embed, w);
		1174
		1175	void DESTROY (ev_embed *w)
		1176	CODE:
		1177	STOP (embed, w);
		1178	e_destroy (w);
		1179
		1180	void set (ev_embed *w, struct ev_loop *loop)
		1181	CODE:
		1182	{
		1183	sv_setsv (w->fh, ST (1));
		1184	RESET (embed, w, (w, loop));
		1185	}
		1186
		1187	SV *other (ev_embed *w)
		1188	CODE:
		1189	RETVAL = newSVsv (w->fh);
		1190	OUTPUT:
		1191	RETVAL
		1192
		1193	void ev_embed_sweep (ev_embed *w)
		1194	C_ARGS: e_loop (w), w
		1195
		1196	MODULE = EV PACKAGE = EV::Async PREFIX = ev_async_
		1197
		1198	void ev_async_start (ev_async *w)
		1199	CODE:
		1200	START (async, w);
		1201
		1202	void ev_async_stop (ev_async *w)
		1203	CODE:
		1204	STOP (async, w);
		1205
		1206	void DESTROY (ev_async *w)
		1207	CODE:
		1208	STOP (async, w);
		1209	e_destroy (w);
		1210
		1211	void ev_async_send (ev_async *w)
		1212	C_ARGS: e_loop (w), w
		1213
		1214	SV *ev_async_async_pending (ev_async *w)
		1215	CODE:
		1216	RETVAL = boolSV (ev_async_pending (w));
		1217	OUTPUT:
		1218	RETVAL
		1219
		1220	MODULE = EV PACKAGE = EV::Loop PREFIX = ev_
		1221
		1222	SV *new (SV *klass, unsigned int flags = 0)
		1223	CODE:
		1224	{
		1225	struct ev_loop *loop = ev_loop_new (flags);
		1226
		1227	if (!loop)
		1228	XSRETURN_UNDEF;
		1229
		1230	RETVAL = sv_bless (newRV_noinc (newSViv (PTR2IV (loop))), stash_loop);
		1231	}
		1232	OUTPUT:
		1233	RETVAL
		1234
		1235	void DESTROY (struct ev_loop *loop)
		1236	CODE:
		1237	if (loop != evapi.default_loop) /* global destruction sucks */
		1238	ev_loop_destroy (loop);
		1239
		1240	void ev_loop_fork (struct ev_loop *loop)
		1241
		1242	void ev_loop_verify (struct ev_loop *loop)
		1243
		1244	NV ev_now (struct ev_loop *loop)
		1245
		1246	void ev_now_update (struct ev_loop *loop)
		1247
		1248	void ev_suspend (struct ev_loop *loop)
		1249
		1250	void ev_resume (struct ev_loop *loop)
		1251
		1252	void ev_set_io_collect_interval (struct ev_loop *loop, NV interval)
		1253
		1254	void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval)
		1255
		1256	unsigned int ev_backend (struct ev_loop *loop)
		1257
		1258	unsigned int ev_loop_count (struct ev_loop *loop)
		1259
		1260	unsigned int ev_loop_depth (struct ev_loop *loop)
		1261
		1262	void ev_loop (struct ev_loop *loop, int flags = 0)
		1263
		1264	void ev_unloop (struct ev_loop *loop, int how = 1)
		1265
		1266	void ev_feed_fd_event (struct ev_loop *loop, int fd, int revents = EV_NONE)
		1267
		1268	unsigned int ev_pending_count (struct ev_loop *loop)
		1269
		1270	void ev_invoke_pending (struct ev_loop *loop)
		1271
		1272	#if 0
		1273
		1274	void ev_feed_signal_event (struct ev_loop *loop, SV *signal)
		1275	CODE:
		1276	{
		1277	Signal signum = s_signum (signal);
		1278	CHECK_SIG (signal, signum);
		1279
		1280	ev_feed_signal_event (loop, signum);
		1281	}
556		1282
557	#endif	1283	#endif
558		1284
559	void evdns_search_clear ()	1285	ev_io *io (struct ev_loop *loop, SV *fh, int events, SV *cb)
560		1286	ALIAS:
561	void evdns_search_add (char *domain)	1287	io_ns = 1
562		1288	CODE:
563	void evdns_search_ndots_set (int ndots)
564
565
566	MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
567
568	BOOT:
569	{	1289	{
570	HV *stash = gv_stashpv ("EV::HTTP", 1);	1290	int fd = s_fileno (fh, events & EV_WRITE);
		1291	CHECK_FD (fh, fd);
571		1292
572	static const struct {	1293	RETVAL = e_new (sizeof (ev_io), cb, ST (0));
573	const char *name;	1294	RETVAL->fh = newSVsv (fh);
574	IV iv;	1295	ev_io_set (RETVAL, fd, events);
575	} *civ, const_iv[] = {	1296	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	}	1297	}
		1298	OUTPUT:
		1299	RETVAL
597		1300
598	MODULE = EV PACKAGE = EV::HTTP::Request PREFIX = evhttp_request_	1301	ev_timer *timer (struct ev_loop *loop, NV after, NV repeat, SV *cb)
		1302	ALIAS:
		1303	timer_ns = 1
		1304	INIT:
		1305	CHECK_REPEAT (repeat);
		1306	CODE:
		1307	RETVAL = e_new (sizeof (ev_timer), cb, ST (0));
		1308	ev_timer_set (RETVAL, after, repeat);
		1309	if (!ix) START (timer, RETVAL);
		1310	OUTPUT:
		1311	RETVAL
599		1312
600	#HttpRequest new (SV *klass, SV *cb)	1313	SV *periodic (struct ev_loop *loop, NV at, NV interval, SV *reschedule_cb, SV *cb)
		1314	ALIAS:
		1315	periodic_ns = 1
		1316	INIT:
		1317	CHECK_REPEAT (interval);
		1318	CODE:
		1319	{
		1320	ev_periodic *w;
		1321	w = e_new (sizeof (ev_periodic), cb, ST (0));
		1322	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1323	ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
		1324	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		1325	if (!ix) START (periodic, w);
		1326	}
		1327	OUTPUT:
		1328	RETVAL
601		1329
602	#void DESTROY (struct evhttp_request *req);	1330	#if 0
603		1331
		1332	ev_signal *signal (struct ev_loop *loop, SV *signal, SV *cb)
		1333	ALIAS:
		1334	signal_ns = 1
		1335	CODE:
		1336	{
		1337	Signal signum = s_signum (signal);
		1338	CHECK_SIG (signal, signum);
604		1339
		1340	RETVAL = e_new (sizeof (ev_signal), cb, ST (0));
		1341	ev_signal_set (RETVAL, signum);
		1342	if (!ix) START (signal, RETVAL);
		1343	}
		1344	OUTPUT:
		1345	RETVAL
605		1346
		1347	#endif
606		1348
		1349	ev_idle *idle (struct ev_loop *loop, SV *cb)
		1350	ALIAS:
		1351	idle_ns = 1
		1352	CODE:
		1353	RETVAL = e_new (sizeof (ev_idle), cb, ST (0));
		1354	ev_idle_set (RETVAL);
		1355	if (!ix) START (idle, RETVAL);
		1356	OUTPUT:
		1357	RETVAL
607		1358
		1359	ev_prepare *prepare (struct ev_loop *loop, SV *cb)
		1360	ALIAS:
		1361	prepare_ns = 1
		1362	CODE:
		1363	RETVAL = e_new (sizeof (ev_prepare), cb, ST (0));
		1364	ev_prepare_set (RETVAL);
		1365	if (!ix) START (prepare, RETVAL);
		1366	OUTPUT:
		1367	RETVAL
608		1368
		1369	ev_check *check (struct ev_loop *loop, SV *cb)
		1370	ALIAS:
		1371	check_ns = 1
		1372	CODE:
		1373	RETVAL = e_new (sizeof (ev_check), cb, ST (0));
		1374	ev_check_set (RETVAL);
		1375	if (!ix) START (check, RETVAL);
		1376	OUTPUT:
		1377	RETVAL
609		1378
		1379	ev_fork *fork (struct ev_loop *loop, SV *cb)
		1380	ALIAS:
		1381	fork_ns = 1
		1382	CODE:
		1383	RETVAL = e_new (sizeof (ev_fork), cb, ST (0));
		1384	ev_fork_set (RETVAL);
		1385	if (!ix) START (fork, RETVAL);
		1386	OUTPUT:
		1387	RETVAL
610		1388
		1389	ev_child *child (struct ev_loop *loop, int pid, int trace, SV *cb)
		1390	ALIAS:
		1391	child_ns = 1
		1392	CODE:
		1393	RETVAL = e_new (sizeof (ev_child), cb, ST (0));
		1394	ev_child_set (RETVAL, pid, trace);
		1395	if (!ix) START (child, RETVAL);
		1396	OUTPUT:
		1397	RETVAL
		1398
		1399	ev_stat *stat (struct ev_loop *loop, SV *path, NV interval, SV *cb)
		1400	ALIAS:
		1401	stat_ns = 1
		1402	CODE:
		1403	RETVAL = e_new (sizeof (ev_stat), cb, ST (0));
		1404	RETVAL->fh = newSVsv (path);
		1405	ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
		1406	if (!ix) START (stat, RETVAL);
		1407	OUTPUT:
		1408	RETVAL
		1409
		1410	ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = 0)
		1411	ALIAS:
		1412	embed_ns = 1
		1413	CODE:
		1414	{
		1415	if (!(ev_backend (other) & ev_embeddable_backends ()))
		1416	croak ("passed loop is not embeddable via EV::embed,");
		1417
		1418	RETVAL = e_new (sizeof (ev_embed), cb, ST (0));
		1419	RETVAL->fh = newSVsv (ST (1));
		1420	ev_embed_set (RETVAL, other);
		1421	if (!ix) START (embed, RETVAL);
		1422	}
		1423	OUTPUT:
		1424	RETVAL
		1425
		1426	ev_async *async (struct ev_loop *loop, SV *cb)
		1427	ALIAS:
		1428	async_ns = 1
		1429	CODE:
		1430	RETVAL = e_new (sizeof (ev_async), cb, ST (0));
		1431	ev_async_set (RETVAL);
		1432	if (!ix) START (async, RETVAL);
		1433	OUTPUT:
		1434	RETVAL
		1435
		1436	void once (struct ev_loop *loop, SV *fh, int events, SV *timeout, SV *cb)
		1437	CODE:
		1438	ev_once (
		1439	loop,
		1440	s_fileno (fh, events & EV_WRITE), events,
		1441	SvOK (timeout) ? SvNV (timeout) : -1.,
		1442	e_once_cb,
		1443	newSVsv (cb)
		1444	);
		1445

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