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Comparing EV/EV.xs (file contents):
Revision 1.6 by root, Sat Oct 27 13:28:31 2007 UTC vs.
Revision 1.117 by root, Wed Oct 29 14:12:34 2008 UTC

1	#include "EXTERN.h"	1	#include "EXTERN.h"
2	#include "perl.h"	2	#include "perl.h"
3	#include "XSUB.h"	3	#include "XSUB.h"
4		4
5	#include <math.h>
6	#include <netinet/in.h>	5	/*#include <netinet/in.h>*/
7		6
8	#include <sys/time.h>	7	/* fix perl api breakage */
		8	#undef signal
		9	#undef sigaction
		10
		11	#define EV_PROTOTYPES 1
		12	#define EV_USE_NANOSLEEP EV_USE_MONOTONIC
		13	#define EV_H <ev.h>
		14	#include "EV/EVAPI.h"
		15
		16	#define EV_SELECT_IS_WINSOCKET 0
		17	#ifdef _WIN32
		18	# define EV_SELECT_USE_FD_SET 0
		19	# define NFDBITS PERL_NFDBITS
		20	# define fd_mask Perl_fd_mask
		21	#endif
		22	/* due to bugs in OS X we have to use libev/ explicitly here */
		23	#include "libev/ev.c"
		24
		25	#ifndef _WIN32
9	#include <time.h>	26	# include <pthread.h>
10	#include <event.h>	27	#endif
11	#include <evdns.h>
12		28
13	/* workaround for evhttp.h requiring obscure bsd headers */	29	/* 5.10.0 */
14	#ifndef TAILQ_ENTRY	30	#ifndef SvREFCNT_inc_NN
15	#define TAILQ_ENTRY(type) \	31	# define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv)
		32	#endif
		33
		34	#if __GNUC__ >= 3
		35	# define expect(expr,value) __builtin_expect ((expr),(value))
		36	#else
		37	# define expect(expr,value) (expr)
		38	#endif
		39
		40	#define expect_false(expr) expect ((expr) != 0, 0)
		41	#define expect_true(expr) expect ((expr) != 0, 1)
		42
		43	#define e_loop(w) INT2PTR (struct ev_loop *, SvIVX ((w)->loop))
		44
		45	#define WFLAG_KEEPALIVE 1
		46
		47	#define UNREF(w) \
		48	if (!((w)->e_flags & WFLAG_KEEPALIVE) \
		49	&& !ev_is_active (w)) \
		50	ev_unref (e_loop (w));
		51
		52	#define REF(w) \
		53	if (!((w)->e_flags & WFLAG_KEEPALIVE) \
		54	&& ev_is_active (w)) \
		55	ev_ref (e_loop (w));
		56
		57	#define START(type,w) \
		58	do { \
		59	UNREF (w); \
		60	ev_ ## type ## _start (e_loop (w), w); \
		61	} while (0)
		62
		63	#define STOP(type,w) \
		64	do { \
		65	REF (w); \
		66	ev_ ## type ## _stop (e_loop (w), w); \
		67	} while (0)
		68
		69	#define RESET(type,w,seta) \
16	struct { \	70	do { \
17	struct type *tqe_next; /* next element */ \	71	int active = ev_is_active (w); \
18	struct type **tqe_prev; /* address of previous next element */ \	72	if (active) STOP (type, w); \
19	}	73	ev_ ## type ## _set seta; \
20	#endif /* !TAILQ_ENTRY */	74	if (active) START (type, w); \
21	#include <evhttp.h>	75	} while (0)
22		76
23	#define EV_NONE 0	77	typedef int Signal;
24	#define EV_UNDEF -1
25		78
26	#define TIMEOUT_NONE HUGE_VAL	79	static SV *default_loop_sv;
27		80
28	typedef struct event_base *Base;	81	static struct EVAPI evapi;
29		82
30	static HV *stash_base, *stash_event;	83	static HV
		84	*stash_loop,
		85	*stash_watcher,
		86	*stash_io,
		87	*stash_timer,
		88	*stash_periodic,
		89	*stash_signal,
		90	*stash_child,
		91	*stash_stat,
		92	*stash_idle,
		93	*stash_prepare,
		94	*stash_check,
		95	*stash_embed,
		96	*stash_fork,
		97	*stash_async;
31		98
32	static double tv_get (struct timeval *tv)	99	#ifndef SIG_SIZE
33	{	100	/* kudos to Slaven Rezic for the idea */
34	return tv->tv_sec + tv->tv_usec * 1e-6;	101	static char sig_size [] = { SIG_NUM };
35	}	102	# define SIG_SIZE (sizeof (sig_size) + 1)
		103	#endif
36		104
37	static void tv_set (struct timeval *tv, double val)	105	static Signal
		106	sv_signum (SV *sig)
38	{	107	{
39	tv->tv_sec = (long)val;	108	Signal signum;
40	tv->tv_usec = (long)((val - (double)tv->tv_sec) * 1e6);
41		109
		110	SvGETMAGIC (sig);
		111
		112	for (signum = 1; signum < SIG_SIZE; ++signum)
		113	if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
		114	return signum;
		115
		116	signum = SvIV (sig);
		117
		118	if (signum > 0 && signum < SIG_SIZE)
		119	return signum;
		120
		121	return -1;
42	}	122	}
43		123
44	/////////////////////////////////////////////////////////////////////////////	124	/////////////////////////////////////////////////////////////////////////////
45	// Event	125	// Event
46		126
47	typedef struct ev {	127	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		128
57	static double	129	static int
58	e_now ()
59	{
60	struct timeval tv;
61	gettimeofday (&tv, 0);
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)	130	sv_fileno (SV *fh)
69	{	131	{
70	SvGETMAGIC (fh);	132	SvGETMAGIC (fh);
71		133
72	if (SvROK (fh))	134	if (SvROK (fh))
73	fh = SvRV (fh);	135	fh = SvRV (fh);
74		136
75	if (SvTYPE (fh) == SVt_PVGV)	137	if (SvTYPE (fh) == SVt_PVGV)
76	return PerlIO_fileno (IoIFP (sv_2io (fh)));	138	return PerlIO_fileno (IoIFP (sv_2io (fh)));
77		139
78	if (SvIOK (fh))	140	if (SvOK (fh) && (SvIV (fh) >= 0) && (SvIV (fh) < 0x7fffffffL))
79	return SvIV (fh);	141	return SvIV (fh);
80		142
81	return -1;	143	return -1;
82	}	144	}
83		145
84	static Event	146	static SV *
85	e_new (SV *fh, short events, SV *cb)	147	e_get_cv (SV *cb_sv)
86	{	148	{
87	int fd = sv_fileno (fh);	149	HV *st;
88	Event ev;	150	GV *gvp;
		151	CV *cv = sv_2cv (cb_sv, &st, &gvp, 0);
		152
		153	if (!cv)
		154	croak ("EV watcher callback must be a CODE reference");
		155
		156	return (SV *)cv;
		157	}
		158
		159	static void *
		160	e_new (int size, SV *cb_sv, SV *loop)
		161	{
		162	SV *cv = cb_sv ? e_get_cv (cb_sv) : 0;
		163	ev_watcher *w;
89	SV *self = NEWSV (0, sizeof (struct ev));	164	SV *self = NEWSV (0, size);
90	SvPOK_only (self);	165	SvPOK_only (self);
91	SvCUR_set (self, sizeof (struct ev));	166	SvCUR_set (self, size);
92		167
93	ev = (Event)SvPVX (self);	168	w = (ev_watcher *)SvPVX (self);
94		169
95	ev->fh = newSVsv (fh);	170	ev_init (w, cv ? e_cb : 0);
96	ev->cb = newSVsv (cb);	171
		172	w->loop = SvREFCNT_inc (SvRV (loop));
		173	w->e_flags = WFLAG_KEEPALIVE;
		174	w->data = 0;
		175	w->fh = 0;
		176	w->cb_sv = SvREFCNT_inc (cv);
97	ev->self = self;	177	w->self = self;
98	ev->timeout = TIMEOUT_NONE;
99	ev->interval = 0.;
100	ev->abstime = 0;
101	ev->active = 0;
102		178
103	event_set (&ev->ev, fd, events, e_cb, (void *)ev);	179	return (void *)w;
104
105	return ev;
106	}	180	}
107		181
108	static struct timeval *	182	static void
109	e_tv (Event ev)	183	e_destroy (void *w_)
110	{	184	{
111	static struct timeval tv;	185	ev_watcher *w = (ev_watcher *)w_;
112	double to = ev->timeout;
113		186
114	if (to == TIMEOUT_NONE)	187	SvREFCNT_dec (w->loop ); w->loop = 0;
115	return 0;	188	SvREFCNT_dec (w->fh ); w->fh = 0;
116		189	SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
117	if (ev->abstime)	190	SvREFCNT_dec (w->data ); w->data = 0;
118	{
119	double now = e_now ();
120
121	if (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	}	191	}
133		192
134	static SV *e_self (Event ev)	193	static SV *
		194	e_bless (ev_watcher *w, HV *stash)
135	{	195	{
136	SV *rv;	196	SV *rv;
137		197
138	if (SvOBJECT (ev->self))	198	if (SvOBJECT (w->self))
139	rv = newRV_inc (ev->self);	199	rv = newRV_inc (w->self);
140	else	200	else
141	{	201	{
142	rv = newRV_noinc (ev->self);	202	rv = newRV_noinc (w->self);
143	sv_bless (rv, stash_event);	203	sv_bless (rv, stash);
144	SvREADONLY_on (ev->self);	204	SvREADONLY_on (w->self);
145	}	205	}
146		206
147	return rv;	207	return rv;
148	}	208	}
149		209
150	static int	210	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		211
165	static void	212	static void
		213	e_cb (EV_P_ ev_watcher *w, int revents)
		214	{
		215	dSP;
		216	I32 mark = SP - PL_stack_base;
		217	SV *sv_self, *sv_events;
		218
		219	if (expect_true (sv_self_cache))
		220	{
		221	sv_self = sv_self_cache; sv_self_cache = 0;
		222	SvRV_set (sv_self, SvREFCNT_inc_NN (w->self));
		223	}
		224	else
		225	{
		226	sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
		227	SvREADONLY_on (sv_self);
		228	}
		229
		230	if (expect_true (sv_events_cache))
		231	{
		232	sv_events = sv_events_cache; sv_events_cache = 0;
		233	SvIV_set (sv_events, revents);
		234	}
		235	else
		236	{
		237	sv_events = newSViv (revents);
		238	SvREADONLY_on (sv_events);
		239	}
		240
		241	PUSHMARK (SP);
		242	EXTEND (SP, 2);
		243	PUSHs (sv_self);
		244	PUSHs (sv_events);
		245
		246	PUTBACK;
		247	call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
		248
		249	if (expect_false (sv_self_cache))
		250	SvREFCNT_dec (sv_self);
		251	else
		252	{
		253	SvREFCNT_dec (SvRV (sv_self));
		254	SvRV_set (sv_self, &PL_sv_undef);
		255	sv_self_cache = sv_self;
		256	}
		257
		258	if (expect_false (sv_events_cache))
		259	SvREFCNT_dec (sv_events);
		260	else
		261	sv_events_cache = sv_events;
		262
		263	if (SvTRUE (ERRSV))
		264	{
		265	SPAGAIN;
		266	PUSHMARK (SP);
		267	PUTBACK;
		268	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		269	}
		270
		271	SP = PL_stack_base + mark;
		272	PUTBACK;
		273	}
		274
		275	static void
166	e_cb (int fd, short events, void *arg)	276	e_once_cb (int revents, void *arg)
167	{	277	{
168	struct ev *ev = (struct ev*)arg;	278	dSP;
		279	I32 mark = SP - PL_stack_base;
		280	SV *sv_events;
		281
		282	if (sv_events_cache)
		283	{
		284	sv_events = sv_events_cache; sv_events_cache = 0;
		285	SvIV_set (sv_events, revents);
		286	}
		287	else
		288	sv_events = newSViv (revents);
		289
		290	PUSHMARK (SP);
		291	XPUSHs (sv_events);
		292
		293	PUTBACK;
		294	call_sv ((SV *)arg, G_DISCARD | G_VOID | G_EVAL);
		295
		296	SvREFCNT_dec ((SV *)arg);
		297
		298	if (sv_events_cache)
		299	SvREFCNT_dec (sv_events);
		300	else
		301	sv_events_cache = sv_events;
		302
		303	if (SvTRUE (ERRSV))
		304	{
		305	SPAGAIN;
		306	PUSHMARK (SP);
		307	PUTBACK;
		308	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		309	}
		310
		311	SP = PL_stack_base + mark;
		312	PUTBACK;
		313	}
		314
		315	static ev_tstamp
		316	e_periodic_cb (ev_periodic *w, ev_tstamp now)
		317	{
		318	ev_tstamp retval;
		319	int count;
169	dSP;	320	dSP;
170		321
171	ENTER;	322	ENTER;
172	SAVETMPS;	323	SAVETMPS;
173		324
174	if (!(ev->ev.ev_events & EV_PERSIST))
175	ev->active = 0;
176
177	PUSHMARK (SP);	325	PUSHMARK (SP);
178	EXTEND (SP, 2);	326	EXTEND (SP, 2);
179	PUSHs (sv_2mortal (e_self (ev)));	327	PUSHs (newRV_inc (w->self)); /* w->self MUST be blessed by now */
180	PUSHs (sv_2mortal (newSViv (events)));	328	PUSHs (newSVnv (now));
		329
181	PUTBACK;	330	PUTBACK;
182	call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL);	331	count = call_sv (w->fh, G_SCALAR | G_EVAL);
183	/*TODO: if err, call some logging function */	332	SPAGAIN;
184		333
185	if (ev->interval && !ev->active)	334	if (SvTRUE (ERRSV))
186	e_start (ev);	335	{
		336	PUSHMARK (SP);
		337	PUTBACK;
		338	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		339	SPAGAIN;
		340	}
		341
		342	if (count > 0)
		343	{
		344	retval = SvNV (TOPs);
		345
		346	if (retval < now)
		347	retval = now;
		348	}
		349	else
		350	retval = now;
187		351
188	FREETMPS;	352	FREETMPS;
189	LEAVE;	353	LEAVE;
190	}
191		354
192	/////////////////////////////////////////////////////////////////////////////	355	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	}	356	}
		357
		358	#define CHECK_REPEAT(repeat) if (repeat < 0.) \
		359	croak (# repeat " value must be >= 0");
		360
		361	#define CHECK_FD(fh,fd) if ((fd) < 0) \
		362	croak ("illegal file descriptor or filehandle (either no attached file descriptor or illegal value): %s", SvPV_nolen (fh));
		363
		364	#define CHECK_SIG(sv,num) if ((num) < 0) \
		365	croak ("illegal signal number or name: %s", SvPV_nolen (sv));
235		366
236	/////////////////////////////////////////////////////////////////////////////	367	/////////////////////////////////////////////////////////////////////////////
237	// XS interface functions	368	// XS interface functions
238		369
239	MODULE = EV PACKAGE = EV PREFIX = event_	370	MODULE = EV PACKAGE = EV PREFIX = ev_
		371
		372	PROTOTYPES: ENABLE
240		373
241	BOOT:	374	BOOT:
242	{	375	{
243	HV *stash = gv_stashpv ("EV", 1);	376	HV *stash = gv_stashpv ("EV", 1);
244		377
245	static const struct {	378	static const struct {
246	const char *name;	379	const char *name;
247	IV iv;	380	IV iv;
248	} *civ, const_iv[] = {	381	} *civ, const_iv[] = {
249	# define const_iv(pfx, name) { # name, (IV) pfx ## name },	382	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
		383	const_iv (EV_, MINPRI)
		384	const_iv (EV_, MAXPRI)
		385
		386	const_iv (EV_, UNDEF)
250	const_iv (EV_, NONE)	387	const_iv (EV_, NONE)
251	const_iv (EV_, TIMEOUT)	388	const_iv (EV_, TIMEOUT)
252	const_iv (EV_, READ)	389	const_iv (EV_, READ)
253	const_iv (EV_, WRITE)	390	const_iv (EV_, WRITE)
254	const_iv (EV_, SIGNAL)	391	const_iv (EV_, SIGNAL)
		392	const_iv (EV_, IDLE)
		393	const_iv (EV_, CHECK)
255	const_iv (EV_, PERSIST)	394	const_iv (EV_, ERROR)
		395
256	const_iv (EV, LOOP_ONCE)	396	const_iv (EV, LOOP_ONESHOT)
257	const_iv (EV, LOOP_NONBLOCK)	397	const_iv (EV, LOOP_NONBLOCK)
258	const_iv (EV, BUFFER_READ)	398	const_iv (EV, UNLOOP_ONE)
259	const_iv (EV, BUFFER_WRITE)	399	const_iv (EV, UNLOOP_ALL)
		400
		401	const_iv (EV, BACKEND_SELECT)
		402	const_iv (EV, BACKEND_POLL)
260	const_iv (EV, BUFFER_EOF)	403	const_iv (EV, BACKEND_EPOLL)
		404	const_iv (EV, BACKEND_KQUEUE)
		405	const_iv (EV, BACKEND_DEVPOLL)
261	const_iv (EV, BUFFER_ERROR)	406	const_iv (EV, BACKEND_PORT)
262	const_iv (EV, BUFFER_TIMEOUT)	407	const_iv (EV, FLAG_AUTO)
		408	const_iv (EV, FLAG_NOENV)
		409	const_iv (EV, FLAG_FORKCHECK)
263	};	410	};
264		411
265	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	412	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
266	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	413	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
267		414
		415	stash_loop = gv_stashpv ("EV::Loop" , 1);
268	stash_base = gv_stashpv ("EV::Base" , 1);	416	stash_watcher = gv_stashpv ("EV::Watcher" , 1);
		417	stash_io = gv_stashpv ("EV::IO" , 1);
		418	stash_timer = gv_stashpv ("EV::Timer" , 1);
		419	stash_periodic = gv_stashpv ("EV::Periodic", 1);
		420	stash_signal = gv_stashpv ("EV::Signal" , 1);
		421	stash_idle = gv_stashpv ("EV::Idle" , 1);
		422	stash_prepare = gv_stashpv ("EV::Prepare" , 1);
		423	stash_check = gv_stashpv ("EV::Check" , 1);
		424	stash_child = gv_stashpv ("EV::Child" , 1);
269	stash_event = gv_stashpv ("EV::Event", 1);	425	stash_embed = gv_stashpv ("EV::Embed" , 1);
270	}	426	stash_stat = gv_stashpv ("EV::Stat" , 1);
		427	stash_fork = gv_stashpv ("EV::Fork" , 1);
		428	stash_async = gv_stashpv ("EV::Async" , 1);
271		429
272	double now ()	430	{
273	CODE:	431	SV *sv = perl_get_sv ("EV::API", TRUE);
274	RETVAL = e_now ();	432	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
275	OUTPUT:
276	RETVAL
277		433
278	const char *version ()	434	/* the poor man's shared library emulator */
279	ALIAS:	435	evapi.ver = EV_API_VERSION;
280	method = 1	436	evapi.rev = EV_API_REVISION;
281	CODE:	437	evapi.sv_fileno = sv_fileno;
282	RETVAL = ix ? event_get_method () : event_get_version ();	438	evapi.sv_signum = sv_signum;
283	OUTPUT:	439	evapi.supported_backends = ev_supported_backends ();
284	RETVAL	440	evapi.recommended_backends = ev_recommended_backends ();
		441	evapi.embeddable_backends = ev_embeddable_backends ();
		442	evapi.time_ = ev_time;
		443	evapi.sleep_ = ev_sleep;
		444	evapi.loop_new = ev_loop_new;
		445	evapi.loop_destroy = ev_loop_destroy;
		446	evapi.loop_fork = ev_loop_fork;
		447	evapi.loop_count = ev_loop_count;
		448	evapi.now = ev_now;
		449	evapi.now_update = ev_now_update;
		450	evapi.backend = ev_backend;
		451	evapi.unloop = ev_unloop;
		452	evapi.ref = ev_ref;
		453	evapi.unref = ev_unref;
		454	evapi.loop = ev_loop;
		455	evapi.once = ev_once;
		456	evapi.io_start = ev_io_start;
		457	evapi.io_stop = ev_io_stop;
		458	evapi.timer_start = ev_timer_start;
		459	evapi.timer_stop = ev_timer_stop;
		460	evapi.timer_again = ev_timer_again;
		461	evapi.periodic_start = ev_periodic_start;
		462	evapi.periodic_stop = ev_periodic_stop;
		463	evapi.signal_start = ev_signal_start;
		464	evapi.signal_stop = ev_signal_stop;
		465	evapi.idle_start = ev_idle_start;
		466	evapi.idle_stop = ev_idle_stop;
		467	evapi.prepare_start = ev_prepare_start;
		468	evapi.prepare_stop = ev_prepare_stop;
		469	evapi.check_start = ev_check_start;
		470	evapi.check_stop = ev_check_stop;
		471	evapi.child_start = ev_child_start;
		472	evapi.child_stop = ev_child_stop;
		473	evapi.stat_start = ev_stat_start;
		474	evapi.stat_stop = ev_stat_stop;
		475	evapi.stat_stat = ev_stat_stat;
		476	evapi.embed_start = ev_embed_start;
		477	evapi.embed_stop = ev_embed_stop;
		478	evapi.embed_sweep = ev_embed_sweep;
		479	evapi.fork_start = ev_fork_start;
		480	evapi.fork_stop = ev_fork_stop;
		481	evapi.async_start = ev_async_start;
		482	evapi.async_stop = ev_async_stop;
		483	evapi.async_send = ev_async_send;
		484	evapi.clear_pending = ev_clear_pending;
		485	evapi.invoke = ev_invoke;
285		486
286	Base event_init ()	487	sv_setiv (sv, (IV)&evapi);
		488	SvREADONLY_on (sv);
		489	}
		490	#ifndef _WIN32
		491	pthread_atfork (0, 0, ev_default_fork);
		492	#endif
		493	}
287		494
288	int event_priority_init (int npri)	495	SV *ev_default_loop (unsigned int flags = 0)
		496	CODE:
		497	{
		498	if (!default_loop_sv)
		499	{
		500	evapi.default_loop = ev_default_loop (flags);
289		501
290	int event_dispatch ()	502	if (!evapi.default_loop)
		503	XSRETURN_UNDEF;
291		504
		505	default_loop_sv = sv_bless (newRV_noinc (newSViv (PTR2IV (evapi.default_loop))), stash_loop);
		506	}
		507
		508	RETVAL = newSVsv (default_loop_sv);
		509	}
		510	OUTPUT:
		511	RETVAL
		512
		513	void ev_default_destroy ()
		514	CODE:
		515	ev_default_destroy ();
		516	SvREFCNT_dec (default_loop_sv);
		517	default_loop_sv = 0;
		518
		519	unsigned int ev_supported_backends ()
		520
		521	unsigned int ev_recommended_backends ()
		522
		523	unsigned int ev_embeddable_backends ()
		524
		525	void ev_sleep (NV interval)
		526
		527	NV ev_time ()
		528
		529	NV ev_now ()
		530	C_ARGS: evapi.default_loop
		531
		532	void ev_now_update ()
		533	C_ARGS: evapi.default_loop
		534
		535	unsigned int ev_backend ()
		536	C_ARGS: evapi.default_loop
		537
		538	unsigned int ev_loop_count ()
		539	C_ARGS: evapi.default_loop
		540
		541	void ev_set_io_collect_interval (NV interval)
		542	C_ARGS: evapi.default_loop, interval
		543
		544	void ev_set_timeout_collect_interval (NV interval)
		545	C_ARGS: evapi.default_loop, interval
		546
292	int event_loop (int flags = 0)	547	void ev_loop (int flags = 0)
		548	C_ARGS: evapi.default_loop, flags
293		549
294	int event_loopexit (double after = 0)	550	void ev_unloop (int how = EVUNLOOP_ONE)
295	CODE:	551	C_ARGS: evapi.default_loop, how
296	{
297	struct timeval tv;
298	tv_set (&tv, after);
299	event_loopexit (&tv);
300	}
301		552
302	Event event (SV *cb)	553	void ev_feed_fd_event (int fd, int revents = EV_NONE)
303	CODE:	554	C_ARGS: evapi.default_loop, fd, revents
304	RETVAL = e_new (NEWSV (0, 0), 0, cb);
305	OUTPUT:
306	RETVAL
307		555
		556	void ev_feed_signal_event (SV *signal)
		557	CODE:
		558	{
		559	Signal signum = sv_signum (signal);
		560	CHECK_SIG (signal, signum);
		561
		562	ev_feed_signal_event (evapi.default_loop, signum);
		563	}
		564
308	Event io (SV *fh, short events, SV *cb)	565	ev_io *io (SV *fh, int events, SV *cb)
309	ALIAS:	566	ALIAS:
310	io_ns = 1	567	io_ns = 1
311	CODE:	568	CODE:
312	RETVAL = e_new (fh, events, cb);	569	{
		570	int fd = sv_fileno (fh);
		571	CHECK_FD (fh, fd);
		572
		573	RETVAL = e_new (sizeof (ev_io), cb, default_loop_sv);
		574	RETVAL->fh = newSVsv (fh);
		575	ev_io_set (RETVAL, fd, events);
313	if (!ix) e_start (RETVAL);	576	if (!ix) START (io, RETVAL);
		577	}
314	OUTPUT:	578	OUTPUT:
315	RETVAL	579	RETVAL
316		580
317	Event timer (double after, int repeat, SV *cb)	581	ev_timer *timer (NV after, NV repeat, SV *cb)
318	ALIAS:	582	ALIAS:
319	timer_ns = 1	583	timer_ns = 1
		584	INIT:
		585	CHECK_REPEAT (repeat);
320	CODE:	586	CODE:
321	RETVAL = e_new (NEWSV (0, 0), 0, cb);	587	RETVAL = e_new (sizeof (ev_timer), cb, default_loop_sv);
322	RETVAL->timeout = after;	588	ev_timer_set (RETVAL, after, repeat);
323	RETVAL->interval = repeat;	589	if (!ix) START (timer, RETVAL);
324	if (!ix) e_start (RETVAL);
325	OUTPUT:	590	OUTPUT:
326	RETVAL	591	RETVAL
327		592
328	Event timer_abs (double at, double interval, SV *cb)	593	SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
329	ALIAS:	594	ALIAS:
330	timer_abs_ns = 1	595	periodic_ns = 1
		596	INIT:
		597	CHECK_REPEAT (interval);
331	CODE:	598	CODE:
332	RETVAL = e_new (NEWSV (0, 0), 0, cb);	599	{
333	RETVAL->timeout = at;	600	ev_periodic *w;
334	RETVAL->interval = interval;	601	w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
335	RETVAL->abstime = 1;	602	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
336	if (!ix) e_start (RETVAL);	603	ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
		604	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		605	if (!ix) START (periodic, w);
		606	}
337	OUTPUT:	607	OUTPUT:
338	RETVAL	608	RETVAL
339		609
340	Event signal (SV *signal, SV *cb)	610	ev_signal *signal (SV *signal, SV *cb)
341	ALIAS:	611	ALIAS:
342	signal_ns = 1	612	signal_ns = 1
343	CODE:	613	CODE:
344	RETVAL = e_new (signal, EV_SIGNAL | EV_PERSIST, cb);	614	{
		615	Signal signum = sv_signum (signal);
		616	CHECK_SIG (signal, signum);
		617
		618	RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
		619	ev_signal_set (RETVAL, signum);
		620	if (!ix) START (signal, RETVAL);
		621	}
		622	OUTPUT:
		623	RETVAL
		624
		625	ev_idle *idle (SV *cb)
		626	ALIAS:
		627	idle_ns = 1
		628	CODE:
		629	RETVAL = e_new (sizeof (ev_idle), cb, default_loop_sv);
		630	ev_idle_set (RETVAL);
		631	if (!ix) START (idle, RETVAL);
		632	OUTPUT:
		633	RETVAL
		634
		635	ev_prepare *prepare (SV *cb)
		636	ALIAS:
		637	prepare_ns = 1
		638	CODE:
		639	RETVAL = e_new (sizeof (ev_prepare), cb, default_loop_sv);
		640	ev_prepare_set (RETVAL);
		641	if (!ix) START (prepare, RETVAL);
		642	OUTPUT:
		643	RETVAL
		644
		645	ev_check *check (SV *cb)
		646	ALIAS:
		647	check_ns = 1
		648	CODE:
		649	RETVAL = e_new (sizeof (ev_check), cb, default_loop_sv);
		650	ev_check_set (RETVAL);
		651	if (!ix) START (check, RETVAL);
		652	OUTPUT:
		653	RETVAL
		654
		655	ev_fork *fork (SV *cb)
		656	ALIAS:
		657	fork_ns = 1
		658	CODE:
		659	RETVAL = e_new (sizeof (ev_fork), cb, default_loop_sv);
		660	ev_fork_set (RETVAL);
		661	if (!ix) START (fork, RETVAL);
		662	OUTPUT:
		663	RETVAL
		664
		665	ev_child *child (int pid, int trace, SV *cb)
		666	ALIAS:
		667	child_ns = 1
		668	CODE:
		669	RETVAL = e_new (sizeof (ev_child), cb, default_loop_sv);
		670	ev_child_set (RETVAL, pid, trace);
		671	if (!ix) START (child, RETVAL);
		672	OUTPUT:
		673	RETVAL
		674
		675	ev_stat *stat (SV *path, NV interval, SV *cb)
		676	ALIAS:
		677	stat_ns = 1
		678	CODE:
		679	RETVAL = e_new (sizeof (ev_stat), cb, default_loop_sv);
		680	RETVAL->fh = newSVsv (path);
		681	ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
345	if (!ix) e_start (RETVAL);	682	if (!ix) START (stat, RETVAL);
346	OUTPUT:	683	OUTPUT:
347	RETVAL	684	RETVAL
		685
		686	ev_embed *embed (struct ev_loop *loop, SV *cb = 0)
		687	ALIAS:
		688	embed_ns = 1
		689	CODE:
		690	{
		691	if (!(ev_backend (loop) & ev_embeddable_backends ()))
		692	croak ("passed loop is not embeddable via EV::embed,");
		693
		694	RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv);
		695	RETVAL->fh = newSVsv (ST (0));
		696	ev_embed_set (RETVAL, loop);
		697	if (!ix) START (embed, RETVAL);
		698	}
		699	OUTPUT:
		700	RETVAL
		701
		702	ev_async *async (SV *cb)
		703	ALIAS:
		704	async_ns = 1
		705	CODE:
		706	RETVAL = e_new (sizeof (ev_async), cb, default_loop_sv);
		707	ev_async_set (RETVAL);
		708	if (!ix) START (async, RETVAL);
		709	OUTPUT:
		710	RETVAL
		711
		712	void once (SV *fh, int events, SV *timeout, SV *cb)
		713	CODE:
		714	ev_once (
		715	evapi.default_loop,
		716	sv_fileno (fh), events,
		717	SvOK (timeout) ? SvNV (timeout) : -1.,
		718	e_once_cb,
		719	newSVsv (cb)
		720	);
348		721
349	PROTOTYPES: DISABLE	722	PROTOTYPES: DISABLE
350		723
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_	724	MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
384		725
385	int event_priority_set (Event ev, int pri)	726	int ev_is_active (ev_watcher *w)
386	C_ARGS: &ev->ev, pri
387		727
388	int event_add (Event ev, double timeout = TIMEOUT_NONE)	728	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		729
396	int event_start (Event ev)	730	void ev_invoke (ev_watcher *w, int revents = EV_NONE)
397	CODE:	731	C_ARGS: e_loop (w), w, revents
398	RETVAL = e_start (ev);
399	OUTPUT:
400	RETVAL
401		732
402	int event_del (Event ev)	733	int ev_clear_pending (ev_watcher *w)
403	ALIAS:	734	C_ARGS: e_loop (w), w
404	stop = 0
405	CODE:
406	RETVAL = e_stop (ev);
407	OUTPUT:
408	RETVAL
409		735
410	void DESTROY (Event ev)	736	void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
411	CODE:	737	C_ARGS: e_loop (w), w, revents
412	e_stop (ev);
413	SvREFCNT_dec (ev->cb);
414	SvREFCNT_dec (ev->fh);
415		738
		739	int keepalive (ev_watcher *w, int new_value = 0)
		740	CODE:
		741	{
		742	RETVAL = w->e_flags & WFLAG_KEEPALIVE;
		743	new_value = new_value ? WFLAG_KEEPALIVE : 0;
		744
		745	if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE))
		746	{
		747	REF (w);
		748	w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value;
		749	UNREF (w);
		750	}
		751	}
		752	OUTPUT:
		753	RETVAL
		754
416	SV *cb (Event ev, SV *new_cb = 0)	755	SV *cb (ev_watcher *w, SV *new_cb = 0)
417	CODE:	756	CODE:
418	RETVAL = newSVsv (ev->cb);	757	{
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)	758	if (items > 1)
430	{	759	{
431	if (ev->active) event_del (&ev->ev);	760	new_cb = e_get_cv (new_cb);
432	sv_setsv (ev->fh, new_fh);	761	RETVAL = newRV_noinc (w->cb_sv);
433	ev->ev.ev_fd = sv_fileno (ev->fh);	762	w->cb_sv = SvREFCNT_inc (new_cb);
434	if (ev->active) event_add (&ev->ev, e_tv (ev));
435	}	763	}
		764	else
		765	RETVAL = newRV_inc (w->cb_sv);
		766	}
436	OUTPUT:	767	OUTPUT:
437	RETVAL	768	RETVAL
438		769
439	short events (Event ev, short new_events = EV_UNDEF)	770	SV *data (ev_watcher *w, SV *new_data = 0)
440	CODE:	771	CODE:
441	RETVAL = ev->ev.ev_events;	772	{
		773	RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
		774
442	if (items > 1)	775	if (items > 1)
443	{	776	{
444	if (ev->active) event_del (&ev->ev);	777	SvREFCNT_dec (w->data);
445	ev->ev.ev_events = new_events;	778	w->data = newSVsv (new_data);
446	if (ev->active) event_add (&ev->ev, e_tv (ev));
447	}	779	}
		780	}
448	OUTPUT:	781	OUTPUT:
449	RETVAL	782	RETVAL
450		783
451	double timeout (Event ev, double new_timeout = 0., int repeat = 0)	784	SV *loop (ev_watcher *w)
452	CODE:	785	CODE:
453	RETVAL = ev->timeout;	786	RETVAL = newRV_inc (w->loop);
		787	OUTPUT:
		788	RETVAL
		789
		790	int priority (ev_watcher *w, int new_priority = 0)
		791	CODE:
		792	{
		793	RETVAL = w->priority;
		794
454	if (items > 1)	795	if (items > 1)
455	{	796	{
456	if (ev->active) event_del (&ev->ev);	797	int active = ev_is_active (w);
457	ev->timeout = new_timeout;	798
458	ev->interval = repeat;	799	if (active)
459	ev->abstime = 0;	800	{
460	if (ev->active) event_add (&ev->ev, e_tv (ev));	801	/* grrr. */
		802	PUSHMARK (SP);
		803	XPUSHs (ST (0));
		804	PUTBACK;
		805	call_method ("stop", G_DISCARD | G_VOID);
		806	}
		807
		808	ev_set_priority (w, new_priority);
		809
		810	if (active)
		811	{
		812	PUSHMARK (SP);
		813	XPUSHs (ST (0));
		814	PUTBACK;
		815	call_method ("start", G_DISCARD | G_VOID);
		816	}
461	}	817	}
		818	}
462	OUTPUT:	819	OUTPUT:
463	RETVAL	820	RETVAL
464		821
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_	822	MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
475		823
476	BOOT:	824	void ev_io_start (ev_io *w)
477	{	825	CODE:
478	HV *stash = gv_stashpv ("EV::DNS", 1);	826	START (io, w);
479		827
480	static const struct {	828	void ev_io_stop (ev_io *w)
481	const char *name;	829	CODE:
482	IV iv;	830	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		831
506	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	832	void DESTROY (ev_io *w)
507	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	833	CODE:
508	}	834	STOP (io, w);
		835	e_destroy (w);
509		836
510	int evdns_init ()	837	void set (ev_io *w, SV *fh, int events)
		838	CODE:
		839	{
		840	int fd = sv_fileno (fh);
		841	CHECK_FD (fh, fd);
511		842
512	void evdns_shutdown (int fail_requests = 1)	843	sv_setsv (w->fh, fh);
		844	RESET (io, w, (w, fd, events));
		845	}
513		846
514	const char *evdns_err_to_string (int err)	847	SV *fh (ev_io *w, SV *new_fh = 0)
		848	CODE:
		849	{
		850	if (items > 1)
		851	{
		852	int fd = sv_fileno (new_fh);
		853	CHECK_FD (new_fh, fd);
515		854
516	int evdns_nameserver_add (U32 address)	855	RETVAL = w->fh;
		856	w->fh = newSVsv (new_fh);
517		857
518	int evdns_count_nameservers ()	858	RESET (io, w, (w, fd, w->events));
		859	}
		860	else
		861	RETVAL = newSVsv (w->fh);
		862	}
		863	OUTPUT:
		864	RETVAL
519		865
520	int evdns_clear_nameservers_and_suspend ()	866	int events (ev_io *w, int new_events = EV_UNDEF)
		867	CODE:
		868	{
		869	RETVAL = w->events;
521		870
522	int evdns_resume ()	871	if (items > 1)
		872	RESET (io, w, (w, w->fd, new_events));
		873	}
		874	OUTPUT:
		875	RETVAL
523		876
524	int evdns_nameserver_ip_add (char *ip_as_string)	877	MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
525		878
526	int evdns_resolve_ipv4 (const char *name, int flags, SV *cb)	879	void ev_signal_start (ev_signal *w)
527	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	880	CODE:
		881	START (signal, w);
528		882
529	int evdns_resolve_ipv6 (const char *name, int flags, SV *cb)	883	void ev_signal_stop (ev_signal *w)
530	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	884	CODE:
		885	STOP (signal, w);
531		886
532	int evdns_resolve_reverse (SV *addr, int flags, SV *cb)	887	void DESTROY (ev_signal *w)
533	ALIAS:	888	CODE:
534	evdns_resolve_reverse_ipv6 = 1	889	STOP (signal, w);
		890	e_destroy (w);
		891
		892	void set (ev_signal *w, SV *signal)
		893	CODE:
		894	{
		895	Signal signum = sv_signum (signal);
		896	CHECK_SIG (signal, signum);
		897
		898	RESET (signal, w, (w, signum));
		899	}
		900
		901	int signal (ev_signal *w, SV *new_signal = 0)
		902	CODE:
		903	{
		904	RETVAL = w->signum;
		905
		906	if (items > 1)
		907	{
		908	Signal signum = sv_signum (new_signal);
		909	CHECK_SIG (new_signal, signum);
		910
		911	RESET (signal, w, (w, signum));
		912	}
		913	}
		914	OUTPUT:
		915	RETVAL
		916
		917	MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
		918
		919	void ev_timer_start (ev_timer *w)
		920	INIT:
		921	CHECK_REPEAT (w->repeat);
		922	CODE:
		923	START (timer, w);
		924
		925	void ev_timer_stop (ev_timer *w)
		926	CODE:
		927	STOP (timer, w);
		928
		929	void ev_timer_again (ev_timer *w)
		930	INIT:
		931	CHECK_REPEAT (w->repeat);
535	CODE:	932	CODE:
536	{	933	REF (w);
537	STRLEN len;	934	ev_timer_again (e_loop (w), w);
538	char *data = SvPVbyte (addr, len);	935	UNREF (w);
539	if (len != (ix ? 16 : 4))
540	croak ("ipv4/ipv6 address to resolve must be given as 4/16 byte octet string");
541		936
		937	void DESTROY (ev_timer *w)
		938	CODE:
		939	STOP (timer, w);
		940	e_destroy (w);
		941
		942	void set (ev_timer *w, NV after, NV repeat = 0.)
		943	INIT:
		944	CHECK_REPEAT (repeat);
		945	CODE:
		946	RESET (timer, w, (w, after, repeat));
		947
		948	MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
		949
		950	void ev_periodic_start (ev_periodic *w)
		951	INIT:
		952	CHECK_REPEAT (w->interval);
		953	CODE:
		954	START (periodic, w);
		955
		956	void ev_periodic_stop (ev_periodic *w)
		957	CODE:
		958	STOP (periodic, w);
		959
		960	void ev_periodic_again (ev_periodic *w)
		961	CODE:
		962	REF (w);
		963	ev_periodic_again (e_loop (w), w);
		964	UNREF (w);
		965
		966	void DESTROY (ev_periodic *w)
		967	CODE:
		968	STOP (periodic, w);
		969	e_destroy (w);
		970
		971	void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
		972	INIT:
		973	CHECK_REPEAT (interval);
		974	CODE:
		975	{
		976	SvREFCNT_dec (w->fh);
		977	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		978
		979	RESET (periodic, w, (w, at, interval, w->fh ? e_periodic_cb : 0));
		980	}
		981
		982	NV at (ev_periodic *w)
		983	CODE:
		984	RETVAL = ev_periodic_at (w);
		985	OUTPUT:
542	RETVAL = ix	986	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		987
549	int evdns_set_option (char *option, char *val, int flags)	988	MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
550		989
551	int evdns_resolv_conf_parse (int flags, const char *filename)	990	void ev_idle_start (ev_idle *w)
		991	CODE:
		992	START (idle, w);
552		993
553	#ifdef MS_WINDOWS	994	void ev_idle_stop (ev_idle *w)
		995	CODE:
		996	STOP (idle, w);
554		997
555	int evdns_config_windows_nameservers ()	998	void DESTROY (ev_idle *w)
		999	CODE:
		1000	STOP (idle, w);
		1001	e_destroy (w);
		1002
		1003	MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_prepare_
		1004
		1005	void ev_prepare_start (ev_prepare *w)
		1006	CODE:
		1007	START (prepare, w);
		1008
		1009	void ev_prepare_stop (ev_prepare *w)
		1010	CODE:
		1011	STOP (prepare, w);
		1012
		1013	void DESTROY (ev_prepare *w)
		1014	CODE:
		1015	STOP (prepare, w);
		1016	e_destroy (w);
		1017
		1018	MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
		1019
		1020	void ev_check_start (ev_check *w)
		1021	CODE:
		1022	START (check, w);
		1023
		1024	void ev_check_stop (ev_check *w)
		1025	CODE:
		1026	STOP (check, w);
		1027
		1028	void DESTROY (ev_check *w)
		1029	CODE:
		1030	STOP (check, w);
		1031	e_destroy (w);
		1032
		1033	MODULE = EV PACKAGE = EV::Fork PREFIX = ev_fork_
		1034
		1035	void ev_fork_start (ev_fork *w)
		1036	CODE:
		1037	START (fork, w);
		1038
		1039	void ev_fork_stop (ev_fork *w)
		1040	CODE:
		1041	STOP (fork, w);
		1042
		1043	void DESTROY (ev_fork *w)
		1044	CODE:
		1045	STOP (fork, w);
		1046	e_destroy (w);
		1047
		1048	MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
		1049
		1050	void ev_child_start (ev_child *w)
		1051	CODE:
		1052	START (child, w);
		1053
		1054	void ev_child_stop (ev_child *w)
		1055	CODE:
		1056	STOP (child, w);
		1057
		1058	void DESTROY (ev_child *w)
		1059	CODE:
		1060	STOP (child, w);
		1061	e_destroy (w);
		1062
		1063	void set (ev_child *w, int pid, int trace)
		1064	CODE:
		1065	RESET (child, w, (w, pid, trace));
		1066
		1067	int pid (ev_child *w)
		1068	ALIAS:
		1069	rpid = 1
		1070	rstatus = 2
		1071	CODE:
		1072	RETVAL = ix == 0 ? w->pid
		1073	: ix == 1 ? w->rpid
		1074	: w->rstatus;
		1075	OUTPUT:
		1076	RETVAL
		1077
		1078	MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
		1079
		1080	void ev_stat_start (ev_stat *w)
		1081	CODE:
		1082	START (stat, w);
		1083
		1084	void ev_stat_stop (ev_stat *w)
		1085	CODE:
		1086	STOP (stat, w);
		1087
		1088	void DESTROY (ev_stat *w)
		1089	CODE:
		1090	STOP (stat, w);
		1091	e_destroy (w);
		1092
		1093	void set (ev_stat *w, SV *path, NV interval)
		1094	CODE:
		1095	{
		1096	sv_setsv (w->fh, path);
		1097	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), interval));
		1098	}
		1099
		1100	SV *path (ev_stat *w, SV *new_path = 0)
		1101	CODE:
		1102	{
		1103	RETVAL = SvREFCNT_inc (w->fh);
		1104
		1105	if (items > 1)
		1106	{
		1107	SvREFCNT_dec (w->fh);
		1108	w->fh = newSVsv (new_path);
		1109	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), w->interval));
		1110	}
		1111	}
		1112	OUTPUT:
		1113	RETVAL
		1114
		1115	NV interval (ev_stat *w, NV new_interval = 0.)
		1116	CODE:
		1117	{
		1118	RETVAL = w->interval;
		1119
		1120	if (items > 1)
		1121	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), new_interval));
		1122	}
		1123	OUTPUT:
		1124	RETVAL
		1125
		1126	void prev (ev_stat *w)
		1127	ALIAS:
		1128	stat = 1
		1129	attr = 2
		1130	PPCODE:
		1131	{
		1132	ev_statdata *s = ix ? &w->attr : &w->prev;
		1133
		1134	if (ix == 1)
		1135	ev_stat_stat (e_loop (w), w);
		1136	else if (!s->st_nlink)
		1137	errno = ENOENT;
		1138
		1139	PL_statcache.st_dev = s->st_nlink;
		1140	PL_statcache.st_ino = s->st_ino;
		1141	PL_statcache.st_mode = s->st_mode;
		1142	PL_statcache.st_nlink = s->st_nlink;
		1143	PL_statcache.st_uid = s->st_uid;
		1144	PL_statcache.st_gid = s->st_gid;
		1145	PL_statcache.st_rdev = s->st_rdev;
		1146	PL_statcache.st_size = s->st_size;
		1147	PL_statcache.st_atime = s->st_atime;
		1148	PL_statcache.st_mtime = s->st_mtime;
		1149	PL_statcache.st_ctime = s->st_ctime;
		1150
		1151	if (GIMME_V == G_SCALAR)
		1152	XPUSHs (boolSV (s->st_nlink));
		1153	else if (GIMME_V == G_ARRAY && s->st_nlink)
		1154	{
		1155	EXTEND (SP, 13);
		1156	PUSHs (sv_2mortal (newSViv (s->st_dev)));
		1157	PUSHs (sv_2mortal (newSViv (s->st_ino)));
		1158	PUSHs (sv_2mortal (newSVuv (s->st_mode)));
		1159	PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
		1160	PUSHs (sv_2mortal (newSViv (s->st_uid)));
		1161	PUSHs (sv_2mortal (newSViv (s->st_gid)));
		1162	PUSHs (sv_2mortal (newSViv (s->st_rdev)));
		1163	PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
		1164	PUSHs (sv_2mortal (newSVnv (s->st_atime)));
		1165	PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
		1166	PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
		1167	PUSHs (sv_2mortal (newSVuv (4096)));
		1168	PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
		1169	}
		1170	}
		1171
		1172	MODULE = EV PACKAGE = EV::Embed PREFIX = ev_embed_
		1173
		1174	void ev_embed_start (ev_embed *w)
		1175	CODE:
		1176	START (embed, w);
		1177
		1178	void ev_embed_stop (ev_embed *w)
		1179	CODE:
		1180	STOP (embed, w);
		1181
		1182	void DESTROY (ev_embed *w)
		1183	CODE:
		1184	STOP (embed, w);
		1185	e_destroy (w);
		1186
		1187	void set (ev_embed *w, struct ev_loop *loop)
		1188	CODE:
		1189	{
		1190	sv_setsv (w->fh, ST (1));
		1191	RESET (embed, w, (w, loop));
		1192	}
		1193
		1194	SV *other (ev_embed *w)
		1195	CODE:
		1196	RETVAL = newSVsv (w->fh);
		1197	OUTPUT:
		1198	RETVAL
		1199
		1200	void ev_embed_sweep (ev_embed *w)
		1201	C_ARGS: e_loop (w), w
		1202
		1203	MODULE = EV PACKAGE = EV::Async PREFIX = ev_async_
		1204
		1205	void ev_async_start (ev_async *w)
		1206	CODE:
		1207	START (async, w);
		1208
		1209	void ev_async_stop (ev_async *w)
		1210	CODE:
		1211	STOP (async, w);
		1212
		1213	void DESTROY (ev_async *w)
		1214	CODE:
		1215	STOP (async, w);
		1216	e_destroy (w);
		1217
		1218	void ev_async_send (ev_async *w)
		1219	C_ARGS: e_loop (w), w
		1220
		1221	SV *ev_async_async_pending (ev_async *w)
		1222	CODE:
		1223	RETVAL = boolSV (ev_async_pending (w));
		1224	OUTPUT:
		1225	RETVAL
		1226
		1227	MODULE = EV PACKAGE = EV::Loop PREFIX = ev_
		1228
		1229	SV *new (SV *klass, unsigned int flags = 0)
		1230	CODE:
		1231	{
		1232	struct ev_loop *loop = ev_loop_new (flags);
		1233
		1234	if (!loop)
		1235	XSRETURN_UNDEF;
		1236
		1237	RETVAL = sv_bless (newRV_noinc (newSViv (PTR2IV (loop))), stash_loop);
		1238	}
		1239	OUTPUT:
		1240	RETVAL
		1241
		1242	void DESTROY (struct ev_loop *loop)
		1243	CODE:
		1244	if (loop != evapi.default_loop) /* global destruction sucks */
		1245	ev_loop_destroy (loop);
		1246
		1247	void ev_loop_fork (struct ev_loop *loop)
		1248
		1249	void ev_loop_verify (struct ev_loop *loop)
		1250
		1251	NV ev_now (struct ev_loop *loop)
		1252
		1253	void ev_now_update (struct ev_loop *loop)
		1254
		1255	void ev_set_io_collect_interval (struct ev_loop *loop, NV interval)
		1256
		1257	void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval)
		1258
		1259	unsigned int ev_backend (struct ev_loop *loop)
		1260
		1261	unsigned int ev_loop_count (struct ev_loop *loop)
		1262
		1263	void ev_loop (struct ev_loop *loop, int flags = 0)
		1264
		1265	void ev_unloop (struct ev_loop *loop, int how = 1)
		1266
		1267	void ev_feed_fd_event (struct ev_loop *loop, int fd, int revents = EV_NONE)
		1268
		1269	#if 0
		1270
		1271	void ev_feed_signal_event (struct ev_loop *loop, SV *signal)
		1272	CODE:
		1273	{
		1274	Signal signum = sv_signum (signal);
		1275	CHECK_SIG (signal, signum);
		1276
		1277	ev_feed_signal_event (loop, signum);
		1278	}
556		1279
557	#endif	1280	#endif
558		1281
559	void evdns_search_clear ()	1282	ev_io *io (struct ev_loop *loop, SV *fh, int events, SV *cb)
560		1283	ALIAS:
561	void evdns_search_add (char *domain)	1284	io_ns = 1
562		1285	CODE:
563	void evdns_search_ndots_set (int ndots)
564
565
566	MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
567
568	BOOT:
569	{	1286	{
570	HV *stash = gv_stashpv ("EV::HTTP", 1);	1287	int fd = sv_fileno (fh);
		1288	CHECK_FD (fh, fd);
571		1289
572	static const struct {	1290	RETVAL = e_new (sizeof (ev_io), cb, ST (0));
573	const char *name;	1291	RETVAL->fh = newSVsv (fh);
574	IV iv;	1292	ev_io_set (RETVAL, fd, events);
575	} *civ, const_iv[] = {	1293	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	}	1294	}
		1295	OUTPUT:
		1296	RETVAL
597		1297
598	MODULE = EV PACKAGE = EV::HTTP::Request PREFIX = evhttp_request_	1298	ev_timer *timer (struct ev_loop *loop, NV after, NV repeat, SV *cb)
		1299	ALIAS:
		1300	timer_ns = 1
		1301	INIT:
		1302	CHECK_REPEAT (repeat);
		1303	CODE:
		1304	RETVAL = e_new (sizeof (ev_timer), cb, ST (0));
		1305	ev_timer_set (RETVAL, after, repeat);
		1306	if (!ix) START (timer, RETVAL);
		1307	OUTPUT:
		1308	RETVAL
599		1309
600	#HttpRequest new (SV *klass, SV *cb)	1310	SV *periodic (struct ev_loop *loop, NV at, NV interval, SV *reschedule_cb, SV *cb)
		1311	ALIAS:
		1312	periodic_ns = 1
		1313	INIT:
		1314	CHECK_REPEAT (interval);
		1315	CODE:
		1316	{
		1317	ev_periodic *w;
		1318	w = e_new (sizeof (ev_periodic), cb, ST (0));
		1319	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1320	ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
		1321	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		1322	if (!ix) START (periodic, w);
		1323	}
		1324	OUTPUT:
		1325	RETVAL
601		1326
602	#void DESTROY (struct evhttp_request *req);	1327	#if 0
603		1328
		1329	ev_signal *signal (struct ev_loop *loop, SV *signal, SV *cb)
		1330	ALIAS:
		1331	signal_ns = 1
		1332	CODE:
		1333	{
		1334	Signal signum = sv_signum (signal);
		1335	CHECK_SIG (signal, signum);
604		1336
		1337	RETVAL = e_new (sizeof (ev_signal), cb, ST (0));
		1338	ev_signal_set (RETVAL, signum);
		1339	if (!ix) START (signal, RETVAL);
		1340	}
		1341	OUTPUT:
		1342	RETVAL
605		1343
		1344	#endif
606		1345
		1346	ev_idle *idle (struct ev_loop *loop, SV *cb)
		1347	ALIAS:
		1348	idle_ns = 1
		1349	CODE:
		1350	RETVAL = e_new (sizeof (ev_idle), cb, ST (0));
		1351	ev_idle_set (RETVAL);
		1352	if (!ix) START (idle, RETVAL);
		1353	OUTPUT:
		1354	RETVAL
607		1355
		1356	ev_prepare *prepare (struct ev_loop *loop, SV *cb)
		1357	ALIAS:
		1358	prepare_ns = 1
		1359	CODE:
		1360	RETVAL = e_new (sizeof (ev_prepare), cb, ST (0));
		1361	ev_prepare_set (RETVAL);
		1362	if (!ix) START (prepare, RETVAL);
		1363	OUTPUT:
		1364	RETVAL
608		1365
		1366	ev_check *check (struct ev_loop *loop, SV *cb)
		1367	ALIAS:
		1368	check_ns = 1
		1369	CODE:
		1370	RETVAL = e_new (sizeof (ev_check), cb, ST (0));
		1371	ev_check_set (RETVAL);
		1372	if (!ix) START (check, RETVAL);
		1373	OUTPUT:
		1374	RETVAL
609		1375
		1376	ev_fork *fork (struct ev_loop *loop, SV *cb)
		1377	ALIAS:
		1378	fork_ns = 1
		1379	CODE:
		1380	RETVAL = e_new (sizeof (ev_fork), cb, ST (0));
		1381	ev_fork_set (RETVAL);
		1382	if (!ix) START (fork, RETVAL);
		1383	OUTPUT:
		1384	RETVAL
610		1385
		1386	ev_child *child (struct ev_loop *loop, int pid, int trace, SV *cb)
		1387	ALIAS:
		1388	child_ns = 1
		1389	CODE:
		1390	RETVAL = e_new (sizeof (ev_child), cb, ST (0));
		1391	ev_child_set (RETVAL, pid, trace);
		1392	if (!ix) START (child, RETVAL);
		1393	OUTPUT:
		1394	RETVAL
		1395
		1396	ev_stat *stat (struct ev_loop *loop, SV *path, NV interval, SV *cb)
		1397	ALIAS:
		1398	stat_ns = 1
		1399	CODE:
		1400	RETVAL = e_new (sizeof (ev_stat), cb, ST (0));
		1401	RETVAL->fh = newSVsv (path);
		1402	ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
		1403	if (!ix) START (stat, RETVAL);
		1404	OUTPUT:
		1405	RETVAL
		1406
		1407	ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = 0)
		1408	ALIAS:
		1409	embed_ns = 1
		1410	CODE:
		1411	{
		1412	if (!(ev_backend (other) & ev_embeddable_backends ()))
		1413	croak ("passed loop is not embeddable via EV::embed,");
		1414
		1415	RETVAL = e_new (sizeof (ev_embed), cb, ST (0));
		1416	RETVAL->fh = newSVsv (ST (1));
		1417	ev_embed_set (RETVAL, other);
		1418	if (!ix) START (embed, RETVAL);
		1419	}
		1420	OUTPUT:
		1421	RETVAL
		1422
		1423	ev_async *async (struct ev_loop *loop, SV *cb)
		1424	ALIAS:
		1425	async_ns = 1
		1426	CODE:
		1427	RETVAL = e_new (sizeof (ev_async), cb, ST (0));
		1428	ev_async_set (RETVAL);
		1429	if (!ix) START (async, RETVAL);
		1430	OUTPUT:
		1431	RETVAL
		1432
		1433	void once (struct ev_loop *loop, SV *fh, int events, SV *timeout, SV *cb)
		1434	CODE:
		1435	ev_once (
		1436	loop,
		1437	sv_fileno (fh), events,
		1438	SvOK (timeout) ? SvNV (timeout) : -1.,
		1439	e_once_cb,
		1440	newSVsv (cb)
		1441	);
		1442

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