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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 1.118 by root, Wed Nov 19 10:20:25 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	/* 5.6.x */
		35	#ifndef SvRV_set
		36	# define SvRV_set(a,b) SvRV ((a)) = (b)
		37	#endif
		38
		39	#if __GNUC__ >= 3
		40	# define expect(expr,value) __builtin_expect ((expr),(value))
		41	#else
		42	# define expect(expr,value) (expr)
		43	#endif
		44
		45	#define expect_false(expr) expect ((expr) != 0, 0)
		46	#define expect_true(expr) expect ((expr) != 0, 1)
		47
		48	#define e_loop(w) INT2PTR (struct ev_loop *, SvIVX ((w)->loop))
		49
		50	#define WFLAG_KEEPALIVE 1
		51
		52	#define UNREF(w) \
		53	if (!((w)->e_flags & WFLAG_KEEPALIVE) \
		54	&& !ev_is_active (w)) \
		55	ev_unref (e_loop (w));
		56
		57	#define REF(w) \
		58	if (!((w)->e_flags & WFLAG_KEEPALIVE) \
		59	&& ev_is_active (w)) \
		60	ev_ref (e_loop (w));
		61
		62	#define START(type,w) \
		63	do { \
		64	UNREF (w); \
		65	ev_ ## type ## _start (e_loop (w), w); \
		66	} while (0)
		67
		68	#define STOP(type,w) \
		69	do { \
		70	REF (w); \
		71	ev_ ## type ## _stop (e_loop (w), w); \
		72	} while (0)
		73
		74	#define RESET(type,w,seta) \
16	struct { \	75	do { \
17	struct type *tqe_next; /* next element */ \	76	int active = ev_is_active (w); \
18	struct type **tqe_prev; /* address of previous next element */ \	77	if (active) STOP (type, w); \
19	}	78	ev_ ## type ## _set seta; \
20	#endif /* !TAILQ_ENTRY */	79	if (active) START (type, w); \
21	#include <evhttp.h>	80	} while (0)
22		81
23	#define EV_NONE 0	82	typedef int Signal;
24	#define EV_UNDEF -1
25		83
26	#define TIMEOUT_NONE HUGE_VAL	84	static SV *default_loop_sv;
27		85
28	typedef struct event_base *Base;	86	static struct EVAPI evapi;
29		87
30	static HV *stash_base, *stash_event;	88	static HV
		89	*stash_loop,
		90	*stash_watcher,
		91	*stash_io,
		92	*stash_timer,
		93	*stash_periodic,
		94	*stash_signal,
		95	*stash_child,
		96	*stash_stat,
		97	*stash_idle,
		98	*stash_prepare,
		99	*stash_check,
		100	*stash_embed,
		101	*stash_fork,
		102	*stash_async;
31		103
32	static double tv_get (struct timeval *tv)	104	#ifndef SIG_SIZE
33	{	105	/* kudos to Slaven Rezic for the idea */
34	return tv->tv_sec + tv->tv_usec * 1e-6;	106	static char sig_size [] = { SIG_NUM };
35	}	107	# define SIG_SIZE (sizeof (sig_size) + 1)
		108	#endif
36		109
37	static void tv_set (struct timeval *tv, double val)	110	static Signal
		111	sv_signum (SV *sig)
38	{	112	{
39	tv->tv_sec = (long)val;	113	Signal signum;
40	tv->tv_usec = (long)((val - (double)tv->tv_sec) * 1e6);
41		114
		115	SvGETMAGIC (sig);
		116
		117	for (signum = 1; signum < SIG_SIZE; ++signum)
		118	if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
		119	return signum;
		120
		121	signum = SvIV (sig);
		122
		123	if (signum > 0 && signum < SIG_SIZE)
		124	return signum;
		125
		126	return -1;
42	}	127	}
43		128
44	/////////////////////////////////////////////////////////////////////////////	129	/////////////////////////////////////////////////////////////////////////////
45	// Event	130	// Event
46		131
47	typedef struct ev {	132	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		133
57	static double	134	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)	135	sv_fileno (SV *fh)
69	{	136	{
70	SvGETMAGIC (fh);	137	SvGETMAGIC (fh);
71		138
72	if (SvROK (fh))	139	if (SvROK (fh))
73	fh = SvRV (fh);	140	fh = SvRV (fh);
74		141
75	if (SvTYPE (fh) == SVt_PVGV)	142	if (SvTYPE (fh) == SVt_PVGV)
76	return PerlIO_fileno (IoIFP (sv_2io (fh)));	143	return PerlIO_fileno (IoIFP (sv_2io (fh)));
77		144
78	if (SvIOK (fh))	145	if (SvOK (fh) && (SvIV (fh) >= 0) && (SvIV (fh) < 0x7fffffffL))
79	return SvIV (fh);	146	return SvIV (fh);
80		147
81	return -1;	148	return -1;
82	}	149	}
83		150
84	static Event	151	static SV *
85	e_new (SV *fh, short events, SV *cb)	152	e_get_cv (SV *cb_sv)
86	{	153	{
87	int fd = sv_fileno (fh);	154	HV *st;
88	Event ev;	155	GV *gvp;
		156	CV *cv = sv_2cv (cb_sv, &st, &gvp, 0);
		157
		158	if (!cv)
		159	croak ("EV watcher callback must be a CODE reference");
		160
		161	return (SV *)cv;
		162	}
		163
		164	static void *
		165	e_new (int size, SV *cb_sv, SV *loop)
		166	{
		167	SV *cv = cb_sv ? e_get_cv (cb_sv) : 0;
		168	ev_watcher *w;
89	SV *self = NEWSV (0, sizeof (struct ev));	169	SV *self = NEWSV (0, size);
90	SvPOK_only (self);	170	SvPOK_only (self);
91	SvCUR_set (self, sizeof (struct ev));	171	SvCUR_set (self, size);
92		172
93	ev = (Event)SvPVX (self);	173	w = (ev_watcher *)SvPVX (self);
94		174
95	ev->fh = newSVsv (fh);	175	ev_init (w, cv ? e_cb : 0);
96	ev->cb = newSVsv (cb);	176
		177	w->loop = SvREFCNT_inc (SvRV (loop));
		178	w->e_flags = WFLAG_KEEPALIVE;
		179	w->data = 0;
		180	w->fh = 0;
		181	w->cb_sv = SvREFCNT_inc (cv);
97	ev->self = self;	182	w->self = self;
98	ev->timeout = TIMEOUT_NONE;
99	ev->interval = 0.;
100	ev->abstime = 0;
101	ev->active = 0;
102		183
103	event_set (&ev->ev, fd, events, e_cb, (void *)ev);	184	return (void *)w;
104
105	return ev;
106	}	185	}
107		186
108	static struct timeval *	187	static void
109	e_tv (Event ev)	188	e_destroy (void *w_)
110	{	189	{
111	static struct timeval tv;	190	ev_watcher *w = (ev_watcher *)w_;
112	double to = ev->timeout;
113		191
114	if (to == TIMEOUT_NONE)	192	SvREFCNT_dec (w->loop ); w->loop = 0;
115	return 0;	193	SvREFCNT_dec (w->fh ); w->fh = 0;
116		194	SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
117	if (ev->abstime)	195	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	}	196	}
133		197
134	static SV *e_self (Event ev)	198	static SV *
		199	e_bless (ev_watcher *w, HV *stash)
135	{	200	{
136	SV *rv;	201	SV *rv;
137		202
138	if (SvOBJECT (ev->self))	203	if (SvOBJECT (w->self))
139	rv = newRV_inc (ev->self);	204	rv = newRV_inc (w->self);
140	else	205	else
141	{	206	{
142	rv = newRV_noinc (ev->self);	207	rv = newRV_noinc (w->self);
143	sv_bless (rv, stash_event);	208	sv_bless (rv, stash);
144	SvREADONLY_on (ev->self);	209	SvREADONLY_on (w->self);
145	}	210	}
146		211
147	return rv;	212	return rv;
148	}	213	}
149		214
150	static int	215	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		216
165	static void	217	static void
		218	e_cb (EV_P_ ev_watcher *w, int revents)
		219	{
		220	dSP;
		221	I32 mark = SP - PL_stack_base;
		222	SV *sv_self, *sv_events;
		223
		224	if (expect_true (sv_self_cache))
		225	{
		226	sv_self = sv_self_cache; sv_self_cache = 0;
		227	SvRV_set (sv_self, SvREFCNT_inc_NN (w->self));
		228	}
		229	else
		230	{
		231	sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
		232	SvREADONLY_on (sv_self);
		233	}
		234
		235	if (expect_true (sv_events_cache))
		236	{
		237	sv_events = sv_events_cache; sv_events_cache = 0;
		238	SvIV_set (sv_events, revents);
		239	}
		240	else
		241	{
		242	sv_events = newSViv (revents);
		243	SvREADONLY_on (sv_events);
		244	}
		245
		246	PUSHMARK (SP);
		247	EXTEND (SP, 2);
		248	PUSHs (sv_self);
		249	PUSHs (sv_events);
		250
		251	PUTBACK;
		252	call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
		253
		254	if (expect_false (sv_self_cache))
		255	SvREFCNT_dec (sv_self);
		256	else
		257	{
		258	SvREFCNT_dec (SvRV (sv_self));
		259	SvRV_set (sv_self, &PL_sv_undef);
		260	sv_self_cache = sv_self;
		261	}
		262
		263	if (expect_false (sv_events_cache))
		264	SvREFCNT_dec (sv_events);
		265	else
		266	sv_events_cache = sv_events;
		267
		268	if (SvTRUE (ERRSV))
		269	{
		270	SPAGAIN;
		271	PUSHMARK (SP);
		272	PUTBACK;
		273	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		274	}
		275
		276	SP = PL_stack_base + mark;
		277	PUTBACK;
		278	}
		279
		280	static void
166	e_cb (int fd, short events, void *arg)	281	e_once_cb (int revents, void *arg)
167	{	282	{
168	struct ev *ev = (struct ev*)arg;	283	dSP;
		284	I32 mark = SP - PL_stack_base;
		285	SV *sv_events;
		286
		287	if (sv_events_cache)
		288	{
		289	sv_events = sv_events_cache; sv_events_cache = 0;
		290	SvIV_set (sv_events, revents);
		291	}
		292	else
		293	sv_events = newSViv (revents);
		294
		295	PUSHMARK (SP);
		296	XPUSHs (sv_events);
		297
		298	PUTBACK;
		299	call_sv ((SV *)arg, G_DISCARD | G_VOID | G_EVAL);
		300
		301	SvREFCNT_dec ((SV *)arg);
		302
		303	if (sv_events_cache)
		304	SvREFCNT_dec (sv_events);
		305	else
		306	sv_events_cache = sv_events;
		307
		308	if (SvTRUE (ERRSV))
		309	{
		310	SPAGAIN;
		311	PUSHMARK (SP);
		312	PUTBACK;
		313	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		314	}
		315
		316	SP = PL_stack_base + mark;
		317	PUTBACK;
		318	}
		319
		320	static ev_tstamp
		321	e_periodic_cb (ev_periodic *w, ev_tstamp now)
		322	{
		323	ev_tstamp retval;
		324	int count;
169	dSP;	325	dSP;
170		326
171	ENTER;	327	ENTER;
172	SAVETMPS;	328	SAVETMPS;
173		329
174	if (!(ev->ev.ev_events & EV_PERSIST))
175	ev->active = 0;
176
177	PUSHMARK (SP);	330	PUSHMARK (SP);
178	EXTEND (SP, 2);	331	EXTEND (SP, 2);
179	PUSHs (sv_2mortal (e_self (ev)));	332	PUSHs (newRV_inc (w->self)); /* w->self MUST be blessed by now */
180	PUSHs (sv_2mortal (newSViv (events)));	333	PUSHs (newSVnv (now));
		334
181	PUTBACK;	335	PUTBACK;
182	call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL);	336	count = call_sv (w->fh, G_SCALAR | G_EVAL);
183	/*TODO: if err, call some logging function */	337	SPAGAIN;
184		338
185	if (ev->interval && !ev->active)	339	if (SvTRUE (ERRSV))
186	e_start (ev);	340	{
		341	PUSHMARK (SP);
		342	PUTBACK;
		343	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		344	SPAGAIN;
		345	}
		346
		347	if (count > 0)
		348	{
		349	retval = SvNV (TOPs);
		350
		351	if (retval < now)
		352	retval = now;
		353	}
		354	else
		355	retval = now;
187		356
188	FREETMPS;	357	FREETMPS;
189	LEAVE;	358	LEAVE;
190	}
191		359
192	/////////////////////////////////////////////////////////////////////////////	360	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	}	361	}
		362
		363	#define CHECK_REPEAT(repeat) if (repeat < 0.) \
		364	croak (# repeat " value must be >= 0");
		365
		366	#define CHECK_FD(fh,fd) if ((fd) < 0) \
		367	croak ("illegal file descriptor or filehandle (either no attached file descriptor or illegal value): %s", SvPV_nolen (fh));
		368
		369	#define CHECK_SIG(sv,num) if ((num) < 0) \
		370	croak ("illegal signal number or name: %s", SvPV_nolen (sv));
235		371
236	/////////////////////////////////////////////////////////////////////////////	372	/////////////////////////////////////////////////////////////////////////////
237	// XS interface functions	373	// XS interface functions
238		374
239	MODULE = EV PACKAGE = EV PREFIX = event_	375	MODULE = EV PACKAGE = EV PREFIX = ev_
		376
		377	PROTOTYPES: ENABLE
240		378
241	BOOT:	379	BOOT:
242	{	380	{
243	HV *stash = gv_stashpv ("EV", 1);	381	HV *stash = gv_stashpv ("EV", 1);
244		382
245	static const struct {	383	static const struct {
246	const char *name;	384	const char *name;
247	IV iv;	385	IV iv;
248	} *civ, const_iv[] = {	386	} *civ, const_iv[] = {
249	# define const_iv(pfx, name) { # name, (IV) pfx ## name },	387	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
		388	const_iv (EV_, MINPRI)
		389	const_iv (EV_, MAXPRI)
		390
		391	const_iv (EV_, UNDEF)
250	const_iv (EV_, NONE)	392	const_iv (EV_, NONE)
251	const_iv (EV_, TIMEOUT)	393	const_iv (EV_, TIMEOUT)
252	const_iv (EV_, READ)	394	const_iv (EV_, READ)
253	const_iv (EV_, WRITE)	395	const_iv (EV_, WRITE)
254	const_iv (EV_, SIGNAL)	396	const_iv (EV_, SIGNAL)
		397	const_iv (EV_, IDLE)
		398	const_iv (EV_, CHECK)
255	const_iv (EV_, PERSIST)	399	const_iv (EV_, ERROR)
		400
256	const_iv (EV, LOOP_ONCE)	401	const_iv (EV, LOOP_ONESHOT)
257	const_iv (EV, LOOP_NONBLOCK)	402	const_iv (EV, LOOP_NONBLOCK)
258	const_iv (EV, BUFFER_READ)	403	const_iv (EV, UNLOOP_ONE)
259	const_iv (EV, BUFFER_WRITE)	404	const_iv (EV, UNLOOP_ALL)
		405
		406	const_iv (EV, BACKEND_SELECT)
		407	const_iv (EV, BACKEND_POLL)
260	const_iv (EV, BUFFER_EOF)	408	const_iv (EV, BACKEND_EPOLL)
		409	const_iv (EV, BACKEND_KQUEUE)
		410	const_iv (EV, BACKEND_DEVPOLL)
261	const_iv (EV, BUFFER_ERROR)	411	const_iv (EV, BACKEND_PORT)
262	const_iv (EV, BUFFER_TIMEOUT)	412	const_iv (EV, FLAG_AUTO)
		413	const_iv (EV, FLAG_NOENV)
		414	const_iv (EV, FLAG_FORKCHECK)
263	};	415	};
264		416
265	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	417	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
266	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	418	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
267		419
		420	stash_loop = gv_stashpv ("EV::Loop" , 1);
268	stash_base = gv_stashpv ("EV::Base" , 1);	421	stash_watcher = gv_stashpv ("EV::Watcher" , 1);
		422	stash_io = gv_stashpv ("EV::IO" , 1);
		423	stash_timer = gv_stashpv ("EV::Timer" , 1);
		424	stash_periodic = gv_stashpv ("EV::Periodic", 1);
		425	stash_signal = gv_stashpv ("EV::Signal" , 1);
		426	stash_idle = gv_stashpv ("EV::Idle" , 1);
		427	stash_prepare = gv_stashpv ("EV::Prepare" , 1);
		428	stash_check = gv_stashpv ("EV::Check" , 1);
		429	stash_child = gv_stashpv ("EV::Child" , 1);
269	stash_event = gv_stashpv ("EV::Event", 1);	430	stash_embed = gv_stashpv ("EV::Embed" , 1);
270	}	431	stash_stat = gv_stashpv ("EV::Stat" , 1);
		432	stash_fork = gv_stashpv ("EV::Fork" , 1);
		433	stash_async = gv_stashpv ("EV::Async" , 1);
271		434
272	double now ()	435	{
273	CODE:	436	SV *sv = perl_get_sv ("EV::API", TRUE);
274	RETVAL = e_now ();	437	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
275	OUTPUT:
276	RETVAL
277		438
278	const char *version ()	439	/* the poor man's shared library emulator */
279	ALIAS:	440	evapi.ver = EV_API_VERSION;
280	method = 1	441	evapi.rev = EV_API_REVISION;
281	CODE:	442	evapi.sv_fileno = sv_fileno;
282	RETVAL = ix ? event_get_method () : event_get_version ();	443	evapi.sv_signum = sv_signum;
283	OUTPUT:	444	evapi.supported_backends = ev_supported_backends ();
284	RETVAL	445	evapi.recommended_backends = ev_recommended_backends ();
		446	evapi.embeddable_backends = ev_embeddable_backends ();
		447	evapi.time_ = ev_time;
		448	evapi.sleep_ = ev_sleep;
		449	evapi.loop_new = ev_loop_new;
		450	evapi.loop_destroy = ev_loop_destroy;
		451	evapi.loop_fork = ev_loop_fork;
		452	evapi.loop_count = ev_loop_count;
		453	evapi.now = ev_now;
		454	evapi.now_update = ev_now_update;
		455	evapi.backend = ev_backend;
		456	evapi.unloop = ev_unloop;
		457	evapi.ref = ev_ref;
		458	evapi.unref = ev_unref;
		459	evapi.loop = ev_loop;
		460	evapi.once = ev_once;
		461	evapi.io_start = ev_io_start;
		462	evapi.io_stop = ev_io_stop;
		463	evapi.timer_start = ev_timer_start;
		464	evapi.timer_stop = ev_timer_stop;
		465	evapi.timer_again = ev_timer_again;
		466	evapi.periodic_start = ev_periodic_start;
		467	evapi.periodic_stop = ev_periodic_stop;
		468	evapi.signal_start = ev_signal_start;
		469	evapi.signal_stop = ev_signal_stop;
		470	evapi.idle_start = ev_idle_start;
		471	evapi.idle_stop = ev_idle_stop;
		472	evapi.prepare_start = ev_prepare_start;
		473	evapi.prepare_stop = ev_prepare_stop;
		474	evapi.check_start = ev_check_start;
		475	evapi.check_stop = ev_check_stop;
		476	evapi.child_start = ev_child_start;
		477	evapi.child_stop = ev_child_stop;
		478	evapi.stat_start = ev_stat_start;
		479	evapi.stat_stop = ev_stat_stop;
		480	evapi.stat_stat = ev_stat_stat;
		481	evapi.embed_start = ev_embed_start;
		482	evapi.embed_stop = ev_embed_stop;
		483	evapi.embed_sweep = ev_embed_sweep;
		484	evapi.fork_start = ev_fork_start;
		485	evapi.fork_stop = ev_fork_stop;
		486	evapi.async_start = ev_async_start;
		487	evapi.async_stop = ev_async_stop;
		488	evapi.async_send = ev_async_send;
		489	evapi.clear_pending = ev_clear_pending;
		490	evapi.invoke = ev_invoke;
285		491
286	Base event_init ()	492	sv_setiv (sv, (IV)&evapi);
		493	SvREADONLY_on (sv);
		494	}
		495	#ifndef _WIN32
		496	pthread_atfork (0, 0, ev_default_fork);
		497	#endif
		498	}
287		499
288	int event_priority_init (int npri)	500	SV *ev_default_loop (unsigned int flags = 0)
		501	CODE:
		502	{
		503	if (!default_loop_sv)
		504	{
		505	evapi.default_loop = ev_default_loop (flags);
289		506
290	int event_dispatch ()	507	if (!evapi.default_loop)
		508	XSRETURN_UNDEF;
291		509
		510	default_loop_sv = sv_bless (newRV_noinc (newSViv (PTR2IV (evapi.default_loop))), stash_loop);
		511	}
		512
		513	RETVAL = newSVsv (default_loop_sv);
		514	}
		515	OUTPUT:
		516	RETVAL
		517
		518	void ev_default_destroy ()
		519	CODE:
		520	ev_default_destroy ();
		521	SvREFCNT_dec (default_loop_sv);
		522	default_loop_sv = 0;
		523
		524	unsigned int ev_supported_backends ()
		525
		526	unsigned int ev_recommended_backends ()
		527
		528	unsigned int ev_embeddable_backends ()
		529
		530	void ev_sleep (NV interval)
		531
		532	NV ev_time ()
		533
		534	NV ev_now ()
		535	C_ARGS: evapi.default_loop
		536
		537	void ev_now_update ()
		538	C_ARGS: evapi.default_loop
		539
		540	unsigned int ev_backend ()
		541	C_ARGS: evapi.default_loop
		542
		543	unsigned int ev_loop_count ()
		544	C_ARGS: evapi.default_loop
		545
		546	void ev_set_io_collect_interval (NV interval)
		547	C_ARGS: evapi.default_loop, interval
		548
		549	void ev_set_timeout_collect_interval (NV interval)
		550	C_ARGS: evapi.default_loop, interval
		551
292	int event_loop (int flags = 0)	552	void ev_loop (int flags = 0)
		553	C_ARGS: evapi.default_loop, flags
293		554
294	int event_loopexit (double after = 0)	555	void ev_unloop (int how = EVUNLOOP_ONE)
295	CODE:	556	C_ARGS: evapi.default_loop, how
296	{
297	struct timeval tv;
298	tv_set (&tv, after);
299	event_loopexit (&tv);
300	}
301		557
302	Event event (SV *cb)	558	void ev_feed_fd_event (int fd, int revents = EV_NONE)
303	CODE:	559	C_ARGS: evapi.default_loop, fd, revents
304	RETVAL = e_new (NEWSV (0, 0), 0, cb);
305	OUTPUT:
306	RETVAL
307		560
		561	void ev_feed_signal_event (SV *signal)
		562	CODE:
		563	{
		564	Signal signum = sv_signum (signal);
		565	CHECK_SIG (signal, signum);
		566
		567	ev_feed_signal_event (evapi.default_loop, signum);
		568	}
		569
308	Event io (SV *fh, short events, SV *cb)	570	ev_io *io (SV *fh, int events, SV *cb)
309	ALIAS:	571	ALIAS:
310	io_ns = 1	572	io_ns = 1
311	CODE:	573	CODE:
312	RETVAL = e_new (fh, events, cb);	574	{
		575	int fd = sv_fileno (fh);
		576	CHECK_FD (fh, fd);
		577
		578	RETVAL = e_new (sizeof (ev_io), cb, default_loop_sv);
		579	RETVAL->fh = newSVsv (fh);
		580	ev_io_set (RETVAL, fd, events);
313	if (!ix) e_start (RETVAL);	581	if (!ix) START (io, RETVAL);
		582	}
314	OUTPUT:	583	OUTPUT:
315	RETVAL	584	RETVAL
316		585
317	Event timer (double after, int repeat, SV *cb)	586	ev_timer *timer (NV after, NV repeat, SV *cb)
318	ALIAS:	587	ALIAS:
319	timer_ns = 1	588	timer_ns = 1
		589	INIT:
		590	CHECK_REPEAT (repeat);
320	CODE:	591	CODE:
321	RETVAL = e_new (NEWSV (0, 0), 0, cb);	592	RETVAL = e_new (sizeof (ev_timer), cb, default_loop_sv);
322	RETVAL->timeout = after;	593	ev_timer_set (RETVAL, after, repeat);
323	RETVAL->interval = repeat;	594	if (!ix) START (timer, RETVAL);
324	if (!ix) e_start (RETVAL);
325	OUTPUT:	595	OUTPUT:
326	RETVAL	596	RETVAL
327		597
328	Event timer_abs (double at, double interval, SV *cb)	598	SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
329	ALIAS:	599	ALIAS:
330	timer_abs_ns = 1	600	periodic_ns = 1
		601	INIT:
		602	CHECK_REPEAT (interval);
331	CODE:	603	CODE:
332	RETVAL = e_new (NEWSV (0, 0), 0, cb);	604	{
333	RETVAL->timeout = at;	605	ev_periodic *w;
334	RETVAL->interval = interval;	606	w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
335	RETVAL->abstime = 1;	607	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
336	if (!ix) e_start (RETVAL);	608	ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
		609	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		610	if (!ix) START (periodic, w);
		611	}
337	OUTPUT:	612	OUTPUT:
338	RETVAL	613	RETVAL
339		614
340	Event signal (SV *signal, SV *cb)	615	ev_signal *signal (SV *signal, SV *cb)
341	ALIAS:	616	ALIAS:
342	signal_ns = 1	617	signal_ns = 1
343	CODE:	618	CODE:
344	RETVAL = e_new (signal, EV_SIGNAL | EV_PERSIST, cb);	619	{
		620	Signal signum = sv_signum (signal);
		621	CHECK_SIG (signal, signum);
		622
		623	RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
		624	ev_signal_set (RETVAL, signum);
		625	if (!ix) START (signal, RETVAL);
		626	}
		627	OUTPUT:
		628	RETVAL
		629
		630	ev_idle *idle (SV *cb)
		631	ALIAS:
		632	idle_ns = 1
		633	CODE:
		634	RETVAL = e_new (sizeof (ev_idle), cb, default_loop_sv);
		635	ev_idle_set (RETVAL);
		636	if (!ix) START (idle, RETVAL);
		637	OUTPUT:
		638	RETVAL
		639
		640	ev_prepare *prepare (SV *cb)
		641	ALIAS:
		642	prepare_ns = 1
		643	CODE:
		644	RETVAL = e_new (sizeof (ev_prepare), cb, default_loop_sv);
		645	ev_prepare_set (RETVAL);
		646	if (!ix) START (prepare, RETVAL);
		647	OUTPUT:
		648	RETVAL
		649
		650	ev_check *check (SV *cb)
		651	ALIAS:
		652	check_ns = 1
		653	CODE:
		654	RETVAL = e_new (sizeof (ev_check), cb, default_loop_sv);
		655	ev_check_set (RETVAL);
		656	if (!ix) START (check, RETVAL);
		657	OUTPUT:
		658	RETVAL
		659
		660	ev_fork *fork (SV *cb)
		661	ALIAS:
		662	fork_ns = 1
		663	CODE:
		664	RETVAL = e_new (sizeof (ev_fork), cb, default_loop_sv);
		665	ev_fork_set (RETVAL);
		666	if (!ix) START (fork, RETVAL);
		667	OUTPUT:
		668	RETVAL
		669
		670	ev_child *child (int pid, int trace, SV *cb)
		671	ALIAS:
		672	child_ns = 1
		673	CODE:
		674	RETVAL = e_new (sizeof (ev_child), cb, default_loop_sv);
		675	ev_child_set (RETVAL, pid, trace);
		676	if (!ix) START (child, RETVAL);
		677	OUTPUT:
		678	RETVAL
		679
		680	ev_stat *stat (SV *path, NV interval, SV *cb)
		681	ALIAS:
		682	stat_ns = 1
		683	CODE:
		684	RETVAL = e_new (sizeof (ev_stat), cb, default_loop_sv);
		685	RETVAL->fh = newSVsv (path);
		686	ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
345	if (!ix) e_start (RETVAL);	687	if (!ix) START (stat, RETVAL);
346	OUTPUT:	688	OUTPUT:
347	RETVAL	689	RETVAL
		690
		691	ev_embed *embed (struct ev_loop *loop, SV *cb = 0)
		692	ALIAS:
		693	embed_ns = 1
		694	CODE:
		695	{
		696	if (!(ev_backend (loop) & ev_embeddable_backends ()))
		697	croak ("passed loop is not embeddable via EV::embed,");
		698
		699	RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv);
		700	RETVAL->fh = newSVsv (ST (0));
		701	ev_embed_set (RETVAL, loop);
		702	if (!ix) START (embed, RETVAL);
		703	}
		704	OUTPUT:
		705	RETVAL
		706
		707	ev_async *async (SV *cb)
		708	ALIAS:
		709	async_ns = 1
		710	CODE:
		711	RETVAL = e_new (sizeof (ev_async), cb, default_loop_sv);
		712	ev_async_set (RETVAL);
		713	if (!ix) START (async, RETVAL);
		714	OUTPUT:
		715	RETVAL
		716
		717	void once (SV *fh, int events, SV *timeout, SV *cb)
		718	CODE:
		719	ev_once (
		720	evapi.default_loop,
		721	sv_fileno (fh), events,
		722	SvOK (timeout) ? SvNV (timeout) : -1.,
		723	e_once_cb,
		724	newSVsv (cb)
		725	);
348		726
349	PROTOTYPES: DISABLE	727	PROTOTYPES: DISABLE
350		728
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_	729	MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
384		730
385	int event_priority_set (Event ev, int pri)	731	int ev_is_active (ev_watcher *w)
386	C_ARGS: &ev->ev, pri
387		732
388	int event_add (Event ev, double timeout = TIMEOUT_NONE)	733	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		734
396	int event_start (Event ev)	735	void ev_invoke (ev_watcher *w, int revents = EV_NONE)
397	CODE:	736	C_ARGS: e_loop (w), w, revents
398	RETVAL = e_start (ev);
399	OUTPUT:
400	RETVAL
401		737
402	int event_del (Event ev)	738	int ev_clear_pending (ev_watcher *w)
403	ALIAS:	739	C_ARGS: e_loop (w), w
404	stop = 0
405	CODE:
406	RETVAL = e_stop (ev);
407	OUTPUT:
408	RETVAL
409		740
410	void DESTROY (Event ev)	741	void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
411	CODE:	742	C_ARGS: e_loop (w), w, revents
412	e_stop (ev);
413	SvREFCNT_dec (ev->cb);
414	SvREFCNT_dec (ev->fh);
415		743
		744	int keepalive (ev_watcher *w, int new_value = 0)
		745	CODE:
		746	{
		747	RETVAL = w->e_flags & WFLAG_KEEPALIVE;
		748	new_value = new_value ? WFLAG_KEEPALIVE : 0;
		749
		750	if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE))
		751	{
		752	REF (w);
		753	w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value;
		754	UNREF (w);
		755	}
		756	}
		757	OUTPUT:
		758	RETVAL
		759
416	SV *cb (Event ev, SV *new_cb = 0)	760	SV *cb (ev_watcher *w, SV *new_cb = 0)
417	CODE:	761	CODE:
418	RETVAL = newSVsv (ev->cb);	762	{
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)	763	if (items > 1)
430	{	764	{
431	if (ev->active) event_del (&ev->ev);	765	new_cb = e_get_cv (new_cb);
432	sv_setsv (ev->fh, new_fh);	766	RETVAL = newRV_noinc (w->cb_sv);
433	ev->ev.ev_fd = sv_fileno (ev->fh);	767	w->cb_sv = SvREFCNT_inc (new_cb);
434	if (ev->active) event_add (&ev->ev, e_tv (ev));
435	}	768	}
		769	else
		770	RETVAL = newRV_inc (w->cb_sv);
		771	}
436	OUTPUT:	772	OUTPUT:
437	RETVAL	773	RETVAL
438		774
439	short events (Event ev, short new_events = EV_UNDEF)	775	SV *data (ev_watcher *w, SV *new_data = 0)
440	CODE:	776	CODE:
441	RETVAL = ev->ev.ev_events;	777	{
		778	RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
		779
442	if (items > 1)	780	if (items > 1)
443	{	781	{
444	if (ev->active) event_del (&ev->ev);	782	SvREFCNT_dec (w->data);
445	ev->ev.ev_events = new_events;	783	w->data = newSVsv (new_data);
446	if (ev->active) event_add (&ev->ev, e_tv (ev));
447	}	784	}
		785	}
448	OUTPUT:	786	OUTPUT:
449	RETVAL	787	RETVAL
450		788
451	double timeout (Event ev, double new_timeout = 0., int repeat = 0)	789	SV *loop (ev_watcher *w)
452	CODE:	790	CODE:
453	RETVAL = ev->timeout;	791	RETVAL = newRV_inc (w->loop);
		792	OUTPUT:
		793	RETVAL
		794
		795	int priority (ev_watcher *w, int new_priority = 0)
		796	CODE:
		797	{
		798	RETVAL = w->priority;
		799
454	if (items > 1)	800	if (items > 1)
455	{	801	{
456	if (ev->active) event_del (&ev->ev);	802	int active = ev_is_active (w);
457	ev->timeout = new_timeout;	803
458	ev->interval = repeat;	804	if (active)
459	ev->abstime = 0;	805	{
460	if (ev->active) event_add (&ev->ev, e_tv (ev));	806	/* grrr. */
		807	PUSHMARK (SP);
		808	XPUSHs (ST (0));
		809	PUTBACK;
		810	call_method ("stop", G_DISCARD | G_VOID);
		811	}
		812
		813	ev_set_priority (w, new_priority);
		814
		815	if (active)
		816	{
		817	PUSHMARK (SP);
		818	XPUSHs (ST (0));
		819	PUTBACK;
		820	call_method ("start", G_DISCARD | G_VOID);
		821	}
461	}	822	}
		823	}
462	OUTPUT:	824	OUTPUT:
463	RETVAL	825	RETVAL
464		826
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_	827	MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
475		828
476	BOOT:	829	void ev_io_start (ev_io *w)
477	{	830	CODE:
478	HV *stash = gv_stashpv ("EV::DNS", 1);	831	START (io, w);
479		832
480	static const struct {	833	void ev_io_stop (ev_io *w)
481	const char *name;	834	CODE:
482	IV iv;	835	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		836
506	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	837	void DESTROY (ev_io *w)
507	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	838	CODE:
508	}	839	STOP (io, w);
		840	e_destroy (w);
509		841
510	int evdns_init ()	842	void set (ev_io *w, SV *fh, int events)
		843	CODE:
		844	{
		845	int fd = sv_fileno (fh);
		846	CHECK_FD (fh, fd);
511		847
512	void evdns_shutdown (int fail_requests = 1)	848	sv_setsv (w->fh, fh);
		849	RESET (io, w, (w, fd, events));
		850	}
513		851
514	const char *evdns_err_to_string (int err)	852	SV *fh (ev_io *w, SV *new_fh = 0)
		853	CODE:
		854	{
		855	if (items > 1)
		856	{
		857	int fd = sv_fileno (new_fh);
		858	CHECK_FD (new_fh, fd);
515		859
516	int evdns_nameserver_add (U32 address)	860	RETVAL = w->fh;
		861	w->fh = newSVsv (new_fh);
517		862
518	int evdns_count_nameservers ()	863	RESET (io, w, (w, fd, w->events));
		864	}
		865	else
		866	RETVAL = newSVsv (w->fh);
		867	}
		868	OUTPUT:
		869	RETVAL
519		870
520	int evdns_clear_nameservers_and_suspend ()	871	int events (ev_io *w, int new_events = EV_UNDEF)
		872	CODE:
		873	{
		874	RETVAL = w->events;
521		875
522	int evdns_resume ()	876	if (items > 1)
		877	RESET (io, w, (w, w->fd, new_events));
		878	}
		879	OUTPUT:
		880	RETVAL
523		881
524	int evdns_nameserver_ip_add (char *ip_as_string)	882	MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
525		883
526	int evdns_resolve_ipv4 (const char *name, int flags, SV *cb)	884	void ev_signal_start (ev_signal *w)
527	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	885	CODE:
		886	START (signal, w);
528		887
529	int evdns_resolve_ipv6 (const char *name, int flags, SV *cb)	888	void ev_signal_stop (ev_signal *w)
530	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	889	CODE:
		890	STOP (signal, w);
531		891
532	int evdns_resolve_reverse (SV *addr, int flags, SV *cb)	892	void DESTROY (ev_signal *w)
533	ALIAS:	893	CODE:
534	evdns_resolve_reverse_ipv6 = 1	894	STOP (signal, w);
		895	e_destroy (w);
		896
		897	void set (ev_signal *w, SV *signal)
		898	CODE:
		899	{
		900	Signal signum = sv_signum (signal);
		901	CHECK_SIG (signal, signum);
		902
		903	RESET (signal, w, (w, signum));
		904	}
		905
		906	int signal (ev_signal *w, SV *new_signal = 0)
		907	CODE:
		908	{
		909	RETVAL = w->signum;
		910
		911	if (items > 1)
		912	{
		913	Signal signum = sv_signum (new_signal);
		914	CHECK_SIG (new_signal, signum);
		915
		916	RESET (signal, w, (w, signum));
		917	}
		918	}
		919	OUTPUT:
		920	RETVAL
		921
		922	MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
		923
		924	void ev_timer_start (ev_timer *w)
		925	INIT:
		926	CHECK_REPEAT (w->repeat);
		927	CODE:
		928	START (timer, w);
		929
		930	void ev_timer_stop (ev_timer *w)
		931	CODE:
		932	STOP (timer, w);
		933
		934	void ev_timer_again (ev_timer *w)
		935	INIT:
		936	CHECK_REPEAT (w->repeat);
535	CODE:	937	CODE:
536	{	938	REF (w);
537	STRLEN len;	939	ev_timer_again (e_loop (w), w);
538	char *data = SvPVbyte (addr, len);	940	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		941
		942	void DESTROY (ev_timer *w)
		943	CODE:
		944	STOP (timer, w);
		945	e_destroy (w);
		946
		947	void set (ev_timer *w, NV after, NV repeat = 0.)
		948	INIT:
		949	CHECK_REPEAT (repeat);
		950	CODE:
		951	RESET (timer, w, (w, after, repeat));
		952
		953	MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
		954
		955	void ev_periodic_start (ev_periodic *w)
		956	INIT:
		957	CHECK_REPEAT (w->interval);
		958	CODE:
		959	START (periodic, w);
		960
		961	void ev_periodic_stop (ev_periodic *w)
		962	CODE:
		963	STOP (periodic, w);
		964
		965	void ev_periodic_again (ev_periodic *w)
		966	CODE:
		967	REF (w);
		968	ev_periodic_again (e_loop (w), w);
		969	UNREF (w);
		970
		971	void DESTROY (ev_periodic *w)
		972	CODE:
		973	STOP (periodic, w);
		974	e_destroy (w);
		975
		976	void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
		977	INIT:
		978	CHECK_REPEAT (interval);
		979	CODE:
		980	{
		981	SvREFCNT_dec (w->fh);
		982	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		983
		984	RESET (periodic, w, (w, at, interval, w->fh ? e_periodic_cb : 0));
		985	}
		986
		987	NV at (ev_periodic *w)
		988	CODE:
		989	RETVAL = ev_periodic_at (w);
		990	OUTPUT:
542	RETVAL = ix	991	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		992
549	int evdns_set_option (char *option, char *val, int flags)	993	MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
550		994
551	int evdns_resolv_conf_parse (int flags, const char *filename)	995	void ev_idle_start (ev_idle *w)
		996	CODE:
		997	START (idle, w);
552		998
553	#ifdef MS_WINDOWS	999	void ev_idle_stop (ev_idle *w)
		1000	CODE:
		1001	STOP (idle, w);
554		1002
555	int evdns_config_windows_nameservers ()	1003	void DESTROY (ev_idle *w)
		1004	CODE:
		1005	STOP (idle, w);
		1006	e_destroy (w);
		1007
		1008	MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_prepare_
		1009
		1010	void ev_prepare_start (ev_prepare *w)
		1011	CODE:
		1012	START (prepare, w);
		1013
		1014	void ev_prepare_stop (ev_prepare *w)
		1015	CODE:
		1016	STOP (prepare, w);
		1017
		1018	void DESTROY (ev_prepare *w)
		1019	CODE:
		1020	STOP (prepare, w);
		1021	e_destroy (w);
		1022
		1023	MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
		1024
		1025	void ev_check_start (ev_check *w)
		1026	CODE:
		1027	START (check, w);
		1028
		1029	void ev_check_stop (ev_check *w)
		1030	CODE:
		1031	STOP (check, w);
		1032
		1033	void DESTROY (ev_check *w)
		1034	CODE:
		1035	STOP (check, w);
		1036	e_destroy (w);
		1037
		1038	MODULE = EV PACKAGE = EV::Fork PREFIX = ev_fork_
		1039
		1040	void ev_fork_start (ev_fork *w)
		1041	CODE:
		1042	START (fork, w);
		1043
		1044	void ev_fork_stop (ev_fork *w)
		1045	CODE:
		1046	STOP (fork, w);
		1047
		1048	void DESTROY (ev_fork *w)
		1049	CODE:
		1050	STOP (fork, w);
		1051	e_destroy (w);
		1052
		1053	MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
		1054
		1055	void ev_child_start (ev_child *w)
		1056	CODE:
		1057	START (child, w);
		1058
		1059	void ev_child_stop (ev_child *w)
		1060	CODE:
		1061	STOP (child, w);
		1062
		1063	void DESTROY (ev_child *w)
		1064	CODE:
		1065	STOP (child, w);
		1066	e_destroy (w);
		1067
		1068	void set (ev_child *w, int pid, int trace)
		1069	CODE:
		1070	RESET (child, w, (w, pid, trace));
		1071
		1072	int pid (ev_child *w)
		1073	ALIAS:
		1074	rpid = 1
		1075	rstatus = 2
		1076	CODE:
		1077	RETVAL = ix == 0 ? w->pid
		1078	: ix == 1 ? w->rpid
		1079	: w->rstatus;
		1080	OUTPUT:
		1081	RETVAL
		1082
		1083	MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
		1084
		1085	void ev_stat_start (ev_stat *w)
		1086	CODE:
		1087	START (stat, w);
		1088
		1089	void ev_stat_stop (ev_stat *w)
		1090	CODE:
		1091	STOP (stat, w);
		1092
		1093	void DESTROY (ev_stat *w)
		1094	CODE:
		1095	STOP (stat, w);
		1096	e_destroy (w);
		1097
		1098	void set (ev_stat *w, SV *path, NV interval)
		1099	CODE:
		1100	{
		1101	sv_setsv (w->fh, path);
		1102	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), interval));
		1103	}
		1104
		1105	SV *path (ev_stat *w, SV *new_path = 0)
		1106	CODE:
		1107	{
		1108	RETVAL = SvREFCNT_inc (w->fh);
		1109
		1110	if (items > 1)
		1111	{
		1112	SvREFCNT_dec (w->fh);
		1113	w->fh = newSVsv (new_path);
		1114	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), w->interval));
		1115	}
		1116	}
		1117	OUTPUT:
		1118	RETVAL
		1119
		1120	NV interval (ev_stat *w, NV new_interval = 0.)
		1121	CODE:
		1122	{
		1123	RETVAL = w->interval;
		1124
		1125	if (items > 1)
		1126	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), new_interval));
		1127	}
		1128	OUTPUT:
		1129	RETVAL
		1130
		1131	void prev (ev_stat *w)
		1132	ALIAS:
		1133	stat = 1
		1134	attr = 2
		1135	PPCODE:
		1136	{
		1137	ev_statdata *s = ix ? &w->attr : &w->prev;
		1138
		1139	if (ix == 1)
		1140	ev_stat_stat (e_loop (w), w);
		1141	else if (!s->st_nlink)
		1142	errno = ENOENT;
		1143
		1144	PL_statcache.st_dev = s->st_nlink;
		1145	PL_statcache.st_ino = s->st_ino;
		1146	PL_statcache.st_mode = s->st_mode;
		1147	PL_statcache.st_nlink = s->st_nlink;
		1148	PL_statcache.st_uid = s->st_uid;
		1149	PL_statcache.st_gid = s->st_gid;
		1150	PL_statcache.st_rdev = s->st_rdev;
		1151	PL_statcache.st_size = s->st_size;
		1152	PL_statcache.st_atime = s->st_atime;
		1153	PL_statcache.st_mtime = s->st_mtime;
		1154	PL_statcache.st_ctime = s->st_ctime;
		1155
		1156	if (GIMME_V == G_SCALAR)
		1157	XPUSHs (boolSV (s->st_nlink));
		1158	else if (GIMME_V == G_ARRAY && s->st_nlink)
		1159	{
		1160	EXTEND (SP, 13);
		1161	PUSHs (sv_2mortal (newSViv (s->st_dev)));
		1162	PUSHs (sv_2mortal (newSViv (s->st_ino)));
		1163	PUSHs (sv_2mortal (newSVuv (s->st_mode)));
		1164	PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
		1165	PUSHs (sv_2mortal (newSViv (s->st_uid)));
		1166	PUSHs (sv_2mortal (newSViv (s->st_gid)));
		1167	PUSHs (sv_2mortal (newSViv (s->st_rdev)));
		1168	PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
		1169	PUSHs (sv_2mortal (newSVnv (s->st_atime)));
		1170	PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
		1171	PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
		1172	PUSHs (sv_2mortal (newSVuv (4096)));
		1173	PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
		1174	}
		1175	}
		1176
		1177	MODULE = EV PACKAGE = EV::Embed PREFIX = ev_embed_
		1178
		1179	void ev_embed_start (ev_embed *w)
		1180	CODE:
		1181	START (embed, w);
		1182
		1183	void ev_embed_stop (ev_embed *w)
		1184	CODE:
		1185	STOP (embed, w);
		1186
		1187	void DESTROY (ev_embed *w)
		1188	CODE:
		1189	STOP (embed, w);
		1190	e_destroy (w);
		1191
		1192	void set (ev_embed *w, struct ev_loop *loop)
		1193	CODE:
		1194	{
		1195	sv_setsv (w->fh, ST (1));
		1196	RESET (embed, w, (w, loop));
		1197	}
		1198
		1199	SV *other (ev_embed *w)
		1200	CODE:
		1201	RETVAL = newSVsv (w->fh);
		1202	OUTPUT:
		1203	RETVAL
		1204
		1205	void ev_embed_sweep (ev_embed *w)
		1206	C_ARGS: e_loop (w), w
		1207
		1208	MODULE = EV PACKAGE = EV::Async PREFIX = ev_async_
		1209
		1210	void ev_async_start (ev_async *w)
		1211	CODE:
		1212	START (async, w);
		1213
		1214	void ev_async_stop (ev_async *w)
		1215	CODE:
		1216	STOP (async, w);
		1217
		1218	void DESTROY (ev_async *w)
		1219	CODE:
		1220	STOP (async, w);
		1221	e_destroy (w);
		1222
		1223	void ev_async_send (ev_async *w)
		1224	C_ARGS: e_loop (w), w
		1225
		1226	SV *ev_async_async_pending (ev_async *w)
		1227	CODE:
		1228	RETVAL = boolSV (ev_async_pending (w));
		1229	OUTPUT:
		1230	RETVAL
		1231
		1232	MODULE = EV PACKAGE = EV::Loop PREFIX = ev_
		1233
		1234	SV *new (SV *klass, unsigned int flags = 0)
		1235	CODE:
		1236	{
		1237	struct ev_loop *loop = ev_loop_new (flags);
		1238
		1239	if (!loop)
		1240	XSRETURN_UNDEF;
		1241
		1242	RETVAL = sv_bless (newRV_noinc (newSViv (PTR2IV (loop))), stash_loop);
		1243	}
		1244	OUTPUT:
		1245	RETVAL
		1246
		1247	void DESTROY (struct ev_loop *loop)
		1248	CODE:
		1249	if (loop != evapi.default_loop) /* global destruction sucks */
		1250	ev_loop_destroy (loop);
		1251
		1252	void ev_loop_fork (struct ev_loop *loop)
		1253
		1254	void ev_loop_verify (struct ev_loop *loop)
		1255
		1256	NV ev_now (struct ev_loop *loop)
		1257
		1258	void ev_now_update (struct ev_loop *loop)
		1259
		1260	void ev_set_io_collect_interval (struct ev_loop *loop, NV interval)
		1261
		1262	void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval)
		1263
		1264	unsigned int ev_backend (struct ev_loop *loop)
		1265
		1266	unsigned int ev_loop_count (struct ev_loop *loop)
		1267
		1268	void ev_loop (struct ev_loop *loop, int flags = 0)
		1269
		1270	void ev_unloop (struct ev_loop *loop, int how = 1)
		1271
		1272	void ev_feed_fd_event (struct ev_loop *loop, int fd, int revents = EV_NONE)
		1273
		1274	#if 0
		1275
		1276	void ev_feed_signal_event (struct ev_loop *loop, SV *signal)
		1277	CODE:
		1278	{
		1279	Signal signum = sv_signum (signal);
		1280	CHECK_SIG (signal, signum);
		1281
		1282	ev_feed_signal_event (loop, signum);
		1283	}
556		1284
557	#endif	1285	#endif
558		1286
559	void evdns_search_clear ()	1287	ev_io *io (struct ev_loop *loop, SV *fh, int events, SV *cb)
560		1288	ALIAS:
561	void evdns_search_add (char *domain)	1289	io_ns = 1
562		1290	CODE:
563	void evdns_search_ndots_set (int ndots)
564
565
566	MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
567
568	BOOT:
569	{	1291	{
570	HV *stash = gv_stashpv ("EV::HTTP", 1);	1292	int fd = sv_fileno (fh);
		1293	CHECK_FD (fh, fd);
571		1294
572	static const struct {	1295	RETVAL = e_new (sizeof (ev_io), cb, ST (0));
573	const char *name;	1296	RETVAL->fh = newSVsv (fh);
574	IV iv;	1297	ev_io_set (RETVAL, fd, events);
575	} *civ, const_iv[] = {	1298	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	}	1299	}
		1300	OUTPUT:
		1301	RETVAL
597		1302
598	MODULE = EV PACKAGE = EV::HTTP::Request PREFIX = evhttp_request_	1303	ev_timer *timer (struct ev_loop *loop, NV after, NV repeat, SV *cb)
		1304	ALIAS:
		1305	timer_ns = 1
		1306	INIT:
		1307	CHECK_REPEAT (repeat);
		1308	CODE:
		1309	RETVAL = e_new (sizeof (ev_timer), cb, ST (0));
		1310	ev_timer_set (RETVAL, after, repeat);
		1311	if (!ix) START (timer, RETVAL);
		1312	OUTPUT:
		1313	RETVAL
599		1314
600	#HttpRequest new (SV *klass, SV *cb)	1315	SV *periodic (struct ev_loop *loop, NV at, NV interval, SV *reschedule_cb, SV *cb)
		1316	ALIAS:
		1317	periodic_ns = 1
		1318	INIT:
		1319	CHECK_REPEAT (interval);
		1320	CODE:
		1321	{
		1322	ev_periodic *w;
		1323	w = e_new (sizeof (ev_periodic), cb, ST (0));
		1324	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1325	ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
		1326	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		1327	if (!ix) START (periodic, w);
		1328	}
		1329	OUTPUT:
		1330	RETVAL
601		1331
602	#void DESTROY (struct evhttp_request *req);	1332	#if 0
603		1333
		1334	ev_signal *signal (struct ev_loop *loop, SV *signal, SV *cb)
		1335	ALIAS:
		1336	signal_ns = 1
		1337	CODE:
		1338	{
		1339	Signal signum = sv_signum (signal);
		1340	CHECK_SIG (signal, signum);
604		1341
		1342	RETVAL = e_new (sizeof (ev_signal), cb, ST (0));
		1343	ev_signal_set (RETVAL, signum);
		1344	if (!ix) START (signal, RETVAL);
		1345	}
		1346	OUTPUT:
		1347	RETVAL
605		1348
		1349	#endif
606		1350
		1351	ev_idle *idle (struct ev_loop *loop, SV *cb)
		1352	ALIAS:
		1353	idle_ns = 1
		1354	CODE:
		1355	RETVAL = e_new (sizeof (ev_idle), cb, ST (0));
		1356	ev_idle_set (RETVAL);
		1357	if (!ix) START (idle, RETVAL);
		1358	OUTPUT:
		1359	RETVAL
607		1360
		1361	ev_prepare *prepare (struct ev_loop *loop, SV *cb)
		1362	ALIAS:
		1363	prepare_ns = 1
		1364	CODE:
		1365	RETVAL = e_new (sizeof (ev_prepare), cb, ST (0));
		1366	ev_prepare_set (RETVAL);
		1367	if (!ix) START (prepare, RETVAL);
		1368	OUTPUT:
		1369	RETVAL
608		1370
		1371	ev_check *check (struct ev_loop *loop, SV *cb)
		1372	ALIAS:
		1373	check_ns = 1
		1374	CODE:
		1375	RETVAL = e_new (sizeof (ev_check), cb, ST (0));
		1376	ev_check_set (RETVAL);
		1377	if (!ix) START (check, RETVAL);
		1378	OUTPUT:
		1379	RETVAL
609		1380
		1381	ev_fork *fork (struct ev_loop *loop, SV *cb)
		1382	ALIAS:
		1383	fork_ns = 1
		1384	CODE:
		1385	RETVAL = e_new (sizeof (ev_fork), cb, ST (0));
		1386	ev_fork_set (RETVAL);
		1387	if (!ix) START (fork, RETVAL);
		1388	OUTPUT:
		1389	RETVAL
610		1390
		1391	ev_child *child (struct ev_loop *loop, int pid, int trace, SV *cb)
		1392	ALIAS:
		1393	child_ns = 1
		1394	CODE:
		1395	RETVAL = e_new (sizeof (ev_child), cb, ST (0));
		1396	ev_child_set (RETVAL, pid, trace);
		1397	if (!ix) START (child, RETVAL);
		1398	OUTPUT:
		1399	RETVAL
		1400
		1401	ev_stat *stat (struct ev_loop *loop, SV *path, NV interval, SV *cb)
		1402	ALIAS:
		1403	stat_ns = 1
		1404	CODE:
		1405	RETVAL = e_new (sizeof (ev_stat), cb, ST (0));
		1406	RETVAL->fh = newSVsv (path);
		1407	ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
		1408	if (!ix) START (stat, RETVAL);
		1409	OUTPUT:
		1410	RETVAL
		1411
		1412	ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = 0)
		1413	ALIAS:
		1414	embed_ns = 1
		1415	CODE:
		1416	{
		1417	if (!(ev_backend (other) & ev_embeddable_backends ()))
		1418	croak ("passed loop is not embeddable via EV::embed,");
		1419
		1420	RETVAL = e_new (sizeof (ev_embed), cb, ST (0));
		1421	RETVAL->fh = newSVsv (ST (1));
		1422	ev_embed_set (RETVAL, other);
		1423	if (!ix) START (embed, RETVAL);
		1424	}
		1425	OUTPUT:
		1426	RETVAL
		1427
		1428	ev_async *async (struct ev_loop *loop, SV *cb)
		1429	ALIAS:
		1430	async_ns = 1
		1431	CODE:
		1432	RETVAL = e_new (sizeof (ev_async), cb, ST (0));
		1433	ev_async_set (RETVAL);
		1434	if (!ix) START (async, RETVAL);
		1435	OUTPUT:
		1436	RETVAL
		1437
		1438	void once (struct ev_loop *loop, SV *fh, int events, SV *timeout, SV *cb)
		1439	CODE:
		1440	ev_once (
		1441	loop,
		1442	sv_fileno (fh), events,
		1443	SvOK (timeout) ? SvNV (timeout) : -1.,
		1444	e_once_cb,
		1445	newSVsv (cb)
		1446	);
		1447

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