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Comparing EV/EV.xs (file contents):
Revision 1.12 by root, Mon Oct 29 08:51:44 2007 UTC vs.
Revision 1.115 by root, Mon Sep 8 17:27:42 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 */
9	#include <time.h>	8	#undef signal
10	#include <event.h>	9	#undef sigaction
11	#include <evdns.h>
12		10
13	/* workaround for evhttp.h requiring obscure bsd headers */	11	#define EV_PROTOTYPES 1
14	#ifndef TAILQ_ENTRY	12	#define EV_USE_NANOSLEEP EV_USE_MONOTONIC
15	#define TAILQ_ENTRY(type) \	13	#define EV_H <ev.h>
16	struct { \
17	struct type *tqe_next; /* next element */ \
18	struct type **tqe_prev; /* address of previous next element */ \
19	}
20	#endif /* !TAILQ_ENTRY */
21	#include <evhttp.h>
22
23	#define EV_NONE 0
24	#define EV_UNDEF -1
25
26	#define TIMEOUT_NONE HUGE_VAL
27
28	#include "EV/EVAPI.h"	14	#include "EV/EVAPI.h"
29		15
30	typedef struct event_base *Base;	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
		26	# include <pthread.h>
		27	#endif
		28
		29	#define e_loop(w) INT2PTR (struct ev_loop *, SvIVX ((w)->loop))
		30
		31	#define WFLAG_KEEPALIVE 1
		32
		33	#define UNREF(w) \
		34	if (!((w)->e_flags & WFLAG_KEEPALIVE) \
		35	&& !ev_is_active (w)) \
		36	ev_unref (e_loop (w));
		37
		38	#define REF(w) \
		39	if (!((w)->e_flags & WFLAG_KEEPALIVE) \
		40	&& ev_is_active (w)) \
		41	ev_ref (e_loop (w));
		42
		43	#define START(type,w) \
		44	do { \
		45	UNREF (w); \
		46	ev_ ## type ## _start (e_loop (w), w); \
		47	} while (0)
		48
		49	#define STOP(type,w) \
		50	do { \
		51	REF (w); \
		52	ev_ ## type ## _stop (e_loop (w), w); \
		53	} while (0)
		54
		55	#define RESET(type,w,seta) \
		56	do { \
		57	int active = ev_is_active (w); \
		58	if (active) STOP (type, w); \
		59	ev_ ## type ## _set seta; \
		60	if (active) START (type, w); \
		61	} while (0)
		62
31	typedef int Signal;	63	typedef int Signal;
32		64
		65	static SV *default_loop_sv;
		66
33	static struct EVAPI evapi;	67	static struct EVAPI evapi;
34		68
35	static HV *stash_base, *stash_event;	69	static HV
		70	*stash_loop,
		71	*stash_watcher,
		72	*stash_io,
		73	*stash_timer,
		74	*stash_periodic,
		75	*stash_signal,
		76	*stash_child,
		77	*stash_stat,
		78	*stash_idle,
		79	*stash_prepare,
		80	*stash_check,
		81	*stash_embed,
		82	*stash_fork,
		83	*stash_async;
36		84
37	static double tv_get (struct timeval *tv)	85	#ifndef SIG_SIZE
38	{	86	/* kudos to Slaven Rezic for the idea */
39	return tv->tv_sec + tv->tv_usec * 1e-6;	87	static char sig_size [] = { SIG_NUM };
40	}	88	# define SIG_SIZE (sizeof (sig_size) + 1)
		89	#endif
41		90
42	static void tv_set (struct timeval *tv, double val)
43	{
44	tv->tv_sec = (long)val;
45	tv->tv_usec = (long)((val - (double)tv->tv_sec) * 1e6);
46
47	}
48
49	static int	91	static Signal
50	sv_signum (SV *sig)	92	sv_signum (SV *sig)
51	{	93	{
52	int signum;	94	Signal signum;
53		95
54	if (SvIV (sig) > 0)	96	SvGETMAGIC (sig);
55	return SvIV (sig);
56		97
57	for (signum = 1; signum < SIG_SIZE; ++signum)	98	for (signum = 1; signum < SIG_SIZE; ++signum)
58	if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))	99	if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
59	return signum;	100	return signum;
60		101
		102	signum = SvIV (sig);
		103
		104	if (signum > 0 && signum < SIG_SIZE)
		105	return signum;
		106
61	return -1;	107	return -1;
62	}	108	}
63		109
		110	/////////////////////////////////////////////////////////////////////////////
		111	// Event
		112
		113	static void e_cb (EV_P_ ev_watcher *w, int revents);
		114
		115	static int
		116	sv_fileno (SV *fh)
		117	{
		118	SvGETMAGIC (fh);
		119
		120	if (SvROK (fh))
		121	fh = SvRV (fh);
		122
		123	if (SvTYPE (fh) == SVt_PVGV)
		124	return PerlIO_fileno (IoIFP (sv_2io (fh)));
		125
		126	if (SvOK (fh) && (SvIV (fh) >= 0) && (SvIV (fh) < 0x7fffffffL))
		127	return SvIV (fh);
		128
		129	return -1;
		130	}
		131
		132	static SV *
		133	e_get_cv (SV *cb_sv)
		134	{
		135	HV *st;
		136	GV *gvp;
		137	CV *cv = sv_2cv (cb_sv, &st, &gvp, 0);
		138
		139	if (!cv)
		140	croak ("EV watcher callback must be a CODE reference");
		141
		142	return (SV *)cv;
		143	}
		144
		145	static void *
		146	e_new (int size, SV *cb_sv, SV *loop)
		147	{
		148	SV *cv = cb_sv ? e_get_cv (cb_sv) : 0;
		149	ev_watcher *w;
		150	SV *self = NEWSV (0, size);
		151	SvPOK_only (self);
		152	SvCUR_set (self, size);
		153
		154	w = (ev_watcher *)SvPVX (self);
		155
		156	ev_init (w, cv ? e_cb : 0);
		157
		158	w->loop = SvREFCNT_inc (SvRV (loop));
		159	w->e_flags = WFLAG_KEEPALIVE;
		160	w->data = 0;
		161	w->fh = 0;
		162	w->cb_sv = SvREFCNT_inc (cv);
		163	w->self = self;
		164
		165	return (void *)w;
		166	}
		167
64	static void	168	static void
65	api_once (int fd, short events, double timeout, void (*cb)(int, short, void *), void *arg)	169	e_destroy (void *w_)
66	{	170	{
67	if (timeout >= 0.)	171	ev_watcher *w = (ev_watcher *)w_;
		172
		173	SvREFCNT_dec (w->loop ); w->loop = 0;
		174	SvREFCNT_dec (w->fh ); w->fh = 0;
		175	SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
		176	SvREFCNT_dec (w->data ); w->data = 0;
		177	}
		178
		179	static SV *
		180	e_bless (ev_watcher *w, HV *stash)
		181	{
		182	SV *rv;
		183
		184	if (SvOBJECT (w->self))
		185	rv = newRV_inc (w->self);
		186	else
68	{	187	{
69	struct timeval tv;	188	rv = newRV_noinc (w->self);
70	tv_set (&tv, timeout);	189	sv_bless (rv, stash);
71	event_once (fd, events, cb, arg, &tv);	190	SvREADONLY_on (w->self);
		191	}
		192
		193	return rv;
		194	}
		195
		196	static SV *sv_events_cache;
		197
		198	static void
		199	e_cb (EV_P_ ev_watcher *w, int revents)
		200	{
		201	dSP;
		202	I32 mark = SP - PL_stack_base;
		203	SV *sv_self, *sv_events;
		204
		205	sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
		206
		207	if (sv_events_cache)
		208	{
		209	sv_events = sv_events_cache; sv_events_cache = 0;
		210	SvIV_set (sv_events, revents);
72	}	211	}
73	else	212	else
74	event_once (fd, events, cb, arg, 0);	213	sv_events = newSViv (revents);
75	}
76		214
77	/////////////////////////////////////////////////////////////////////////////	215	PUSHMARK (SP);
78	// Event	216	EXTEND (SP, 2);
		217	PUSHs (sv_self);
		218	PUSHs (sv_events);
79		219
80	typedef struct ev {	220	PUTBACK;
81	struct event ev;	221	call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
82	SV *cb, *fh;
83	SV *self; /* contains this struct */
84	double timeout;
85	double interval;
86	unsigned char active;
87	unsigned char abstime;
88	} *Event;
89		222
90	static double	223	SvREFCNT_dec (sv_self);
91	e_now (void)
92	{
93	struct timeval tv;
94	gettimeofday (&tv, 0);
95		224
96	return tv_get (&tv);	225	if (sv_events_cache)
97	}	226	SvREFCNT_dec (sv_events);
		227	else
		228	sv_events_cache = sv_events;
98		229
99	static void e_cb (int fd, short events, void *arg);	230	if (SvTRUE (ERRSV))
100
101	static int sv_fileno (SV *fh)
102	{
103	SvGETMAGIC (fh);
104
105	if (SvROK (fh))
106	fh = SvRV (fh);
107
108	if (SvTYPE (fh) == SVt_PVGV)
109	return PerlIO_fileno (IoIFP (sv_2io (fh)));
110
111	if (SvIOK (fh))
112	return SvIV (fh);
113
114	return -1;
115	}
116
117	static Event
118	e_new (SV *fh, short events, SV *cb)
119	{
120	int fd = sv_fileno (fh);
121	Event ev;
122	SV *self = NEWSV (0, sizeof (struct ev));
123	SvPOK_only (self);
124	SvCUR_set (self, sizeof (struct ev));
125
126	ev = (Event)SvPVX (self);
127
128	ev->fh = newSVsv (fh);
129	ev->cb = newSVsv (cb);
130	ev->self = self;
131	ev->timeout = TIMEOUT_NONE;
132	ev->interval = 0.;
133	ev->abstime = 0;
134	ev->active = 0;
135
136	event_set (&ev->ev, fd, events, e_cb, (void *)ev);
137
138	return ev;
139	}
140
141	static struct timeval *
142	e_tv (Event ev)
143	{
144	static struct timeval tv;
145	double to = ev->timeout;
146
147	if (to == TIMEOUT_NONE)
148	return 0;
149
150	if (ev->abstime)
151	{	231	{
152	double now = e_now ();	232	SPAGAIN;
153		233	PUSHMARK (SP);
154	if (ev->interval)	234	PUTBACK;
155	ev->timeout = (to += ceil ((now - to) / ev->interval) * ev->interval);	235	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
156
157	to -= now;
158	}	236	}
159	else if (to < 0.)
160	to = 0.;
161		237
162	tv_set (&tv, to);	238	SP = PL_stack_base + mark;
163		239	PUTBACK;
164	return &tv;
165	}	240	}
166		241
167	static SV *e_self (Event ev)	242	static void
		243	e_once_cb (int revents, void *arg)
168	{	244	{
169	SV *rv;	245	dSP;
		246	I32 mark = SP - PL_stack_base;
		247	SV *sv_events;
170		248
171	if (SvOBJECT (ev->self))	249	if (sv_events_cache)
172	rv = newRV_inc (ev->self);	250	{
		251	sv_events = sv_events_cache; sv_events_cache = 0;
		252	SvIV_set (sv_events, revents);
		253	}
173	else	254	else
		255	sv_events = newSViv (revents);
		256
		257	PUSHMARK (SP);
		258	XPUSHs (sv_events);
		259
		260	PUTBACK;
		261	call_sv ((SV *)arg, G_DISCARD | G_VOID | G_EVAL);
		262
		263	SvREFCNT_dec ((SV *)arg);
		264
		265	if (sv_events_cache)
		266	SvREFCNT_dec (sv_events);
		267	else
		268	sv_events_cache = sv_events;
		269
		270	if (SvTRUE (ERRSV))
174	{	271	{
175	rv = newRV_noinc (ev->self);	272	SPAGAIN;
176	sv_bless (rv, stash_event);	273	PUSHMARK (SP);
177	SvREADONLY_on (ev->self);	274	PUTBACK;
		275	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
178	}	276	}
179		277
180	return rv;	278	SP = PL_stack_base + mark;
		279	PUTBACK;
181	}	280	}
182		281
183	static int	282	static ev_tstamp
184	e_start (Event ev)	283	e_periodic_cb (ev_periodic *w, ev_tstamp now)
185	{	284	{
186	if (ev->active) event_del (&ev->ev);	285	ev_tstamp retval;
187	ev->active = 1;	286	int count;
188	return event_add (&ev->ev, e_tv (ev));
189	}
190
191	static int e_stop (Event ev)
192	{
193	return ev->active
194	? (ev->active = 0), event_del (&ev->ev)
195	: 0;
196	}
197
198	static void
199	e_cb (int fd, short events, void *arg)
200	{
201	struct ev *ev = (struct ev*)arg;
202	dSP;	287	dSP;
203		288
204	ENTER;	289	ENTER;
205	SAVETMPS;	290	SAVETMPS;
206		291
207	if (!(ev->ev.ev_events & EV_PERSIST) || (events & EV_TIMEOUT))
208	ev->active = 0;
209
210	PUSHMARK (SP);	292	PUSHMARK (SP);
211	EXTEND (SP, 2);	293	EXTEND (SP, 2);
212	PUSHs (sv_2mortal (e_self (ev)));	294	PUSHs (newRV_inc (w->self)); /* w->self MUST be blessed by now */
213	PUSHs (sv_2mortal (newSViv (events)));	295	PUSHs (newSVnv (now));
		296
214	PUTBACK;	297	PUTBACK;
215	call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL);	298	count = call_sv (w->fh, G_SCALAR | G_EVAL);
216		299	SPAGAIN;
217	if (ev->interval && !ev->active)
218	e_start (ev);
219
220	FREETMPS;
221		300
222	if (SvTRUE (ERRSV))	301	if (SvTRUE (ERRSV))
223	{	302	{
224	PUSHMARK (SP);	303	PUSHMARK (SP);
225	PUTBACK;	304	PUTBACK;
226	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);	305	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		306	SPAGAIN;
227	}	307	}
228		308
		309	if (count > 0)
		310	{
		311	retval = SvNV (TOPs);
		312
		313	if (retval < now)
		314	retval = now;
		315	}
		316	else
		317	retval = now;
		318
		319	FREETMPS;
229	LEAVE;	320	LEAVE;
230	}
231		321
232	/////////////////////////////////////////////////////////////////////////////	322	return retval;
233	// DNS
234
235	static void
236	dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)
237	{
238	dSP;
239	SV *cb = (SV *)arg;
240
241	ENTER;
242	SAVETMPS;
243	PUSHMARK (SP);
244	EXTEND (SP, count + 3);
245	PUSHs (sv_2mortal (newSViv (result)));
246
247	if (result == DNS_ERR_NONE && ttl >= 0)
248	{
249	int i;
250
251	PUSHs (sv_2mortal (newSViv (type)));
252	PUSHs (sv_2mortal (newSViv (ttl)));
253
254	for (i = 0; i < count; ++i)
255	switch (type)
256	{
257	case DNS_IPv6_AAAA:
258	PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
259	break;
260	case DNS_IPv4_A:
261	PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4)));
262	break;
263	case DNS_PTR:
264	PUSHs (sv_2mortal (newSVpv (*(char **)addresses, 0)));
265	break;
266	}
267	}
268
269	PUTBACK;
270	call_sv (sv_2mortal (cb), G_DISCARD | G_VOID | G_EVAL);
271
272	FREETMPS;
273
274	if (SvTRUE (ERRSV))
275	{
276	PUSHMARK (SP);
277	PUTBACK;
278	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
279	}
280
281	LEAVE;
282	}	323	}
		324
		325	#define CHECK_REPEAT(repeat) if (repeat < 0.) \
		326	croak (# repeat " value must be >= 0");
		327
		328	#define CHECK_FD(fh,fd) if ((fd) < 0) \
		329	croak ("illegal file descriptor or filehandle (either no attached file descriptor or illegal value): %s", SvPV_nolen (fh));
		330
		331	#define CHECK_SIG(sv,num) if ((num) < 0) \
		332	croak ("illegal signal number or name: %s", SvPV_nolen (sv));
283		333
284	/////////////////////////////////////////////////////////////////////////////	334	/////////////////////////////////////////////////////////////////////////////
285	// XS interface functions	335	// XS interface functions
286		336
287	MODULE = EV PACKAGE = EV PREFIX = event_	337	MODULE = EV PACKAGE = EV PREFIX = ev_
		338
		339	PROTOTYPES: ENABLE
288		340
289	BOOT:	341	BOOT:
290	{	342	{
291	int i;
292	HV *stash = gv_stashpv ("EV", 1);	343	HV *stash = gv_stashpv ("EV", 1);
293		344
294	static const struct {	345	static const struct {
295	const char *name;	346	const char *name;
296	IV iv;	347	IV iv;
297	} *civ, const_iv[] = {	348	} *civ, const_iv[] = {
298	# define const_iv(pfx, name) { # name, (IV) pfx ## name },	349	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
		350	const_iv (EV_, MINPRI)
		351	const_iv (EV_, MAXPRI)
		352
		353	const_iv (EV_, UNDEF)
299	const_iv (EV_, NONE)	354	const_iv (EV_, NONE)
300	const_iv (EV_, TIMEOUT)	355	const_iv (EV_, TIMEOUT)
301	const_iv (EV_, READ)	356	const_iv (EV_, READ)
302	const_iv (EV_, WRITE)	357	const_iv (EV_, WRITE)
303	const_iv (EV_, SIGNAL)	358	const_iv (EV_, SIGNAL)
		359	const_iv (EV_, IDLE)
		360	const_iv (EV_, CHECK)
304	const_iv (EV_, PERSIST)	361	const_iv (EV_, ERROR)
		362
305	const_iv (EV, LOOP_ONCE)	363	const_iv (EV, LOOP_ONESHOT)
306	const_iv (EV, LOOP_NONBLOCK)	364	const_iv (EV, LOOP_NONBLOCK)
307	const_iv (EV, BUFFER_READ)	365	const_iv (EV, UNLOOP_ONE)
308	const_iv (EV, BUFFER_WRITE)	366	const_iv (EV, UNLOOP_ALL)
		367
		368	const_iv (EV, BACKEND_SELECT)
		369	const_iv (EV, BACKEND_POLL)
309	const_iv (EV, BUFFER_EOF)	370	const_iv (EV, BACKEND_EPOLL)
		371	const_iv (EV, BACKEND_KQUEUE)
		372	const_iv (EV, BACKEND_DEVPOLL)
310	const_iv (EV, BUFFER_ERROR)	373	const_iv (EV, BACKEND_PORT)
311	const_iv (EV, BUFFER_TIMEOUT)	374	const_iv (EV, FLAG_AUTO)
		375	const_iv (EV, FLAG_NOENV)
		376	const_iv (EV, FLAG_FORKCHECK)
312	};	377	};
313		378
314	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	379	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
315	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	380	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
316		381
		382	stash_loop = gv_stashpv ("EV::Loop" , 1);
317	stash_base = gv_stashpv ("EV::Base" , 1);	383	stash_watcher = gv_stashpv ("EV::Watcher" , 1);
		384	stash_io = gv_stashpv ("EV::IO" , 1);
		385	stash_timer = gv_stashpv ("EV::Timer" , 1);
		386	stash_periodic = gv_stashpv ("EV::Periodic", 1);
		387	stash_signal = gv_stashpv ("EV::Signal" , 1);
		388	stash_idle = gv_stashpv ("EV::Idle" , 1);
		389	stash_prepare = gv_stashpv ("EV::Prepare" , 1);
		390	stash_check = gv_stashpv ("EV::Check" , 1);
		391	stash_child = gv_stashpv ("EV::Child" , 1);
318	stash_event = gv_stashpv ("EV::Event", 1);	392	stash_embed = gv_stashpv ("EV::Embed" , 1);
		393	stash_stat = gv_stashpv ("EV::Stat" , 1);
		394	stash_fork = gv_stashpv ("EV::Fork" , 1);
		395	stash_async = gv_stashpv ("EV::Async" , 1);
319		396
320	{	397	{
321	SV *sv = perl_get_sv ("EV::API", TRUE);	398	SV *sv = perl_get_sv ("EV::API", TRUE);
322	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */	399	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
323		400
		401	/* the poor man's shared library emulator */
324	evapi.ver = EV_API_VERSION;	402	evapi.ver = EV_API_VERSION;
325	evapi.rev = EV_API_REVISION;	403	evapi.rev = EV_API_REVISION;
326	evapi.now = e_now;	404	evapi.sv_fileno = sv_fileno;
327	evapi.once = api_once;	405	evapi.sv_signum = sv_signum;
		406	evapi.supported_backends = ev_supported_backends ();
		407	evapi.recommended_backends = ev_recommended_backends ();
		408	evapi.embeddable_backends = ev_embeddable_backends ();
		409	evapi.time_ = ev_time;
		410	evapi.sleep_ = ev_sleep;
		411	evapi.loop_new = ev_loop_new;
		412	evapi.loop_destroy = ev_loop_destroy;
		413	evapi.loop_fork = ev_loop_fork;
		414	evapi.loop_count = ev_loop_count;
		415	evapi.now = ev_now;
		416	evapi.now_update = ev_now_update;
		417	evapi.backend = ev_backend;
		418	evapi.unloop = ev_unloop;
		419	evapi.ref = ev_ref;
		420	evapi.unref = ev_unref;
		421	evapi.loop = ev_loop;
		422	evapi.once = ev_once;
		423	evapi.io_start = ev_io_start;
		424	evapi.io_stop = ev_io_stop;
		425	evapi.timer_start = ev_timer_start;
		426	evapi.timer_stop = ev_timer_stop;
		427	evapi.timer_again = ev_timer_again;
		428	evapi.periodic_start = ev_periodic_start;
		429	evapi.periodic_stop = ev_periodic_stop;
		430	evapi.signal_start = ev_signal_start;
		431	evapi.signal_stop = ev_signal_stop;
		432	evapi.idle_start = ev_idle_start;
		433	evapi.idle_stop = ev_idle_stop;
		434	evapi.prepare_start = ev_prepare_start;
		435	evapi.prepare_stop = ev_prepare_stop;
		436	evapi.check_start = ev_check_start;
		437	evapi.check_stop = ev_check_stop;
		438	evapi.child_start = ev_child_start;
		439	evapi.child_stop = ev_child_stop;
		440	evapi.stat_start = ev_stat_start;
		441	evapi.stat_stop = ev_stat_stop;
		442	evapi.stat_stat = ev_stat_stat;
		443	evapi.embed_start = ev_embed_start;
		444	evapi.embed_stop = ev_embed_stop;
		445	evapi.embed_sweep = ev_embed_sweep;
		446	evapi.fork_start = ev_fork_start;
		447	evapi.fork_stop = ev_fork_stop;
		448	evapi.async_start = ev_async_start;
		449	evapi.async_stop = ev_async_stop;
		450	evapi.async_send = ev_async_send;
		451	evapi.clear_pending = ev_clear_pending;
		452	evapi.invoke = ev_invoke;
328		453
329	sv_setiv (sv, (IV)&evapi);	454	sv_setiv (sv, (IV)&evapi);
330	SvREADONLY_on (sv);	455	SvREADONLY_on (sv);
331	}	456	}
		457	#ifndef _WIN32
		458	pthread_atfork (0, 0, ev_default_fork);
		459	#endif
332	}	460	}
333		461
334	double now ()	462	SV *ev_default_loop (unsigned int flags = 0)
335	CODE:	463	CODE:
336	RETVAL = e_now ();	464	{
337	OUTPUT:	465	if (!default_loop_sv)
338	RETVAL	466	{
		467	evapi.default_loop = ev_default_loop (flags);
339		468
340	const char *version ()	469	if (!evapi.default_loop)
341	ALIAS:	470	XSRETURN_UNDEF;
342	method = 1
343	CODE:
344	RETVAL = ix ? event_get_method () : event_get_version ();
345	OUTPUT:
346	RETVAL
347		471
348	Base event_init ()	472	default_loop_sv = sv_bless (newRV_noinc (newSViv (PTR2IV (evapi.default_loop))), stash_loop);
		473	}
349		474
350	int event_priority_init (int npri)	475	RETVAL = newSVsv (default_loop_sv);
		476	}
		477	OUTPUT:
		478	RETVAL
351		479
352	int event_dispatch ()	480	void ev_default_destroy ()
		481	CODE:
		482	ev_default_destroy ();
		483	SvREFCNT_dec (default_loop_sv);
		484	default_loop_sv = 0;
353		485
		486	unsigned int ev_supported_backends ()
		487
		488	unsigned int ev_recommended_backends ()
		489
		490	unsigned int ev_embeddable_backends ()
		491
		492	NV ev_time ()
		493
		494	NV ev_now ()
		495	C_ARGS: evapi.default_loop
		496
		497	void ev_now_update ()
		498	C_ARGS: evapi.default_loop
		499
		500	unsigned int ev_backend ()
		501	C_ARGS: evapi.default_loop
		502
		503	unsigned int ev_loop_count ()
		504	C_ARGS: evapi.default_loop
		505
		506	void ev_set_io_collect_interval (NV interval)
		507	C_ARGS: evapi.default_loop, interval
		508
		509	void ev_set_timeout_collect_interval (NV interval)
		510	C_ARGS: evapi.default_loop, interval
		511
354	int event_loop (int flags = 0)	512	void ev_loop (int flags = 0)
		513	C_ARGS: evapi.default_loop, flags
355		514
356	int event_loopexit (double after = 0)	515	void ev_unloop (int how = EVUNLOOP_ONE)
357	CODE:	516	C_ARGS: evapi.default_loop, how
358	{
359	struct timeval tv;
360	tv_set (&tv, after);
361	event_loopexit (&tv);
362	}
363		517
364	Event event (SV *cb)	518	void ev_feed_fd_event (int fd, int revents = EV_NONE)
365	CODE:	519	C_ARGS: evapi.default_loop, fd, revents
366	RETVAL = e_new (NEWSV (0, 0), 0, cb);
367	OUTPUT:
368	RETVAL
369		520
		521	void ev_feed_signal_event (SV *signal)
		522	CODE:
		523	{
		524	Signal signum = sv_signum (signal);
		525	CHECK_SIG (signal, signum);
		526
		527	ev_feed_signal_event (evapi.default_loop, signum);
		528	}
		529
370	Event io (SV *fh, short events, SV *cb)	530	ev_io *io (SV *fh, int events, SV *cb)
371	ALIAS:	531	ALIAS:
372	io_ns = 1	532	io_ns = 1
373	CODE:	533	CODE:
374	RETVAL = e_new (fh, events, cb);	534	{
		535	int fd = sv_fileno (fh);
		536	CHECK_FD (fh, fd);
		537
		538	RETVAL = e_new (sizeof (ev_io), cb, default_loop_sv);
		539	RETVAL->fh = newSVsv (fh);
		540	ev_io_set (RETVAL, fd, events);
375	if (!ix) e_start (RETVAL);	541	if (!ix) START (io, RETVAL);
		542	}
376	OUTPUT:	543	OUTPUT:
377	RETVAL	544	RETVAL
378		545
379	Event timed_io (SV *fh, short events, double timeout, SV *cb)	546	ev_timer *timer (NV after, NV repeat, SV *cb)
380	ALIAS:	547	ALIAS:
381	timed_io_ns = 1	548	timer_ns = 1
		549	INIT:
		550	CHECK_REPEAT (repeat);
382	CODE:	551	CODE:
383	{	552	RETVAL = e_new (sizeof (ev_timer), cb, default_loop_sv);
384	events = timeout ? events & ~EV_PERSIST : events | EV_PERSIST;	553	ev_timer_set (RETVAL, after, repeat);
		554	if (!ix) START (timer, RETVAL);
		555	OUTPUT:
		556	RETVAL
385		557
386	RETVAL = e_new (fh, events, cb);	558	SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
		559	ALIAS:
		560	periodic_ns = 1
		561	INIT:
		562	CHECK_REPEAT (interval);
		563	CODE:
		564	{
		565	ev_periodic *w;
		566	w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
		567	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		568	ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
		569	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		570	if (!ix) START (periodic, w);
		571	}
		572	OUTPUT:
		573	RETVAL
387		574
388	if (timeout)	575	ev_signal *signal (SV *signal, SV *cb)
389	{	576	ALIAS:
390	RETVAL->timeout = timeout;	577	signal_ns = 1
391	RETVAL->interval = 1;	578	CODE:
		579	{
		580	Signal signum = sv_signum (signal);
		581	CHECK_SIG (signal, signum);
		582
		583	RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
		584	ev_signal_set (RETVAL, signum);
		585	if (!ix) START (signal, RETVAL);
		586	}
		587	OUTPUT:
		588	RETVAL
		589
		590	ev_idle *idle (SV *cb)
		591	ALIAS:
		592	idle_ns = 1
		593	CODE:
		594	RETVAL = e_new (sizeof (ev_idle), cb, default_loop_sv);
		595	ev_idle_set (RETVAL);
		596	if (!ix) START (idle, RETVAL);
		597	OUTPUT:
		598	RETVAL
		599
		600	ev_prepare *prepare (SV *cb)
		601	ALIAS:
		602	prepare_ns = 1
		603	CODE:
		604	RETVAL = e_new (sizeof (ev_prepare), cb, default_loop_sv);
		605	ev_prepare_set (RETVAL);
		606	if (!ix) START (prepare, RETVAL);
		607	OUTPUT:
		608	RETVAL
		609
		610	ev_check *check (SV *cb)
		611	ALIAS:
		612	check_ns = 1
		613	CODE:
		614	RETVAL = e_new (sizeof (ev_check), cb, default_loop_sv);
		615	ev_check_set (RETVAL);
		616	if (!ix) START (check, RETVAL);
		617	OUTPUT:
		618	RETVAL
		619
		620	ev_fork *fork (SV *cb)
		621	ALIAS:
		622	fork_ns = 1
		623	CODE:
		624	RETVAL = e_new (sizeof (ev_fork), cb, default_loop_sv);
		625	ev_fork_set (RETVAL);
		626	if (!ix) START (fork, RETVAL);
		627	OUTPUT:
		628	RETVAL
		629
		630	ev_child *child (int pid, int trace, SV *cb)
		631	ALIAS:
		632	child_ns = 1
		633	CODE:
		634	RETVAL = e_new (sizeof (ev_child), cb, default_loop_sv);
		635	ev_child_set (RETVAL, pid, trace);
		636	if (!ix) START (child, RETVAL);
		637	OUTPUT:
		638	RETVAL
		639
		640	ev_stat *stat (SV *path, NV interval, SV *cb)
		641	ALIAS:
		642	stat_ns = 1
		643	CODE:
		644	RETVAL = e_new (sizeof (ev_stat), cb, default_loop_sv);
		645	RETVAL->fh = newSVsv (path);
		646	ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
		647	if (!ix) START (stat, RETVAL);
		648	OUTPUT:
		649	RETVAL
		650
		651	ev_embed *embed (struct ev_loop *loop, SV *cb = 0)
		652	ALIAS:
		653	embed_ns = 1
		654	CODE:
		655	{
		656	if (!(ev_backend (loop) & ev_embeddable_backends ()))
		657	croak ("passed loop is not embeddable via EV::embed,");
		658
		659	RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv);
		660	RETVAL->fh = newSVsv (ST (0));
		661	ev_embed_set (RETVAL, loop);
		662	if (!ix) START (embed, RETVAL);
		663	}
		664	OUTPUT:
		665	RETVAL
		666
		667	ev_async *async (SV *cb)
		668	ALIAS:
		669	async_ns = 1
		670	CODE:
		671	RETVAL = e_new (sizeof (ev_async), cb, default_loop_sv);
		672	ev_async_set (RETVAL);
		673	if (!ix) START (async, RETVAL);
		674	OUTPUT:
		675	RETVAL
		676
		677	void once (SV *fh, int events, SV *timeout, SV *cb)
		678	CODE:
		679	ev_once (
		680	evapi.default_loop,
		681	sv_fileno (fh), events,
		682	SvOK (timeout) ? SvNV (timeout) : -1.,
		683	e_once_cb,
		684	newSVsv (cb)
		685	);
		686
		687	PROTOTYPES: DISABLE
		688
		689	MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
		690
		691	int ev_is_active (ev_watcher *w)
		692
		693	int ev_is_pending (ev_watcher *w)
		694
		695	void ev_invoke (ev_watcher *w, int revents = EV_NONE)
		696	C_ARGS: e_loop (w), w, revents
		697
		698	int ev_clear_pending (ev_watcher *w)
		699	C_ARGS: e_loop (w), w
		700
		701	void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
		702	C_ARGS: e_loop (w), w, revents
		703
		704	int keepalive (ev_watcher *w, int new_value = 0)
		705	CODE:
		706	{
		707	RETVAL = w->e_flags & WFLAG_KEEPALIVE;
		708	new_value = new_value ? WFLAG_KEEPALIVE : 0;
		709
		710	if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE))
		711	{
		712	REF (w);
		713	w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value;
		714	UNREF (w);
392	}	715	}
393
394	if (!ix) e_start (RETVAL);
395	}	716	}
396	OUTPUT:	717	OUTPUT:
397	RETVAL	718	RETVAL
398		719
399	Event timer (double after, int repeat, SV *cb)
400	ALIAS:
401	timer_ns = 1
402	CODE:
403	RETVAL = e_new (NEWSV (0, 0), 0, cb);
404	RETVAL->timeout = after;
405	RETVAL->interval = repeat;
406	if (!ix) e_start (RETVAL);
407	OUTPUT:
408	RETVAL
409
410	Event timer_abs (double at, double interval, SV *cb)
411	ALIAS:
412	timer_abs_ns = 1
413	CODE:
414	RETVAL = e_new (NEWSV (0, 0), 0, cb);
415	RETVAL->timeout = at;
416	RETVAL->interval = interval;
417	RETVAL->abstime = 1;
418	if (!ix) e_start (RETVAL);
419	OUTPUT:
420	RETVAL
421
422	Event signal (Signal signum, SV *cb)
423	ALIAS:
424	signal_ns = 1
425	CODE:
426	RETVAL = e_new (ST (0), EV_SIGNAL | EV_PERSIST, cb);
427	RETVAL->ev.ev_fd = signum;
428	if (!ix) e_start (RETVAL);
429	OUTPUT:
430	RETVAL
431
432	PROTOTYPES: DISABLE
433
434
435	MODULE = EV PACKAGE = EV::Base PREFIX = event_base_
436
437	Base new ()
438	CODE:
439	RETVAL = event_init ();
440	OUTPUT:
441	RETVAL
442
443	int event_base_dispatch (Base base)
444
445	int event_base_loop (Base base, int flags = 0)
446
447	int event_base_loopexit (Base base, double after)
448	CODE:
449	{
450	struct timeval tv;
451	tv.tv_sec = (long)after;
452	tv.tv_usec = (long)(after - tv.tv_sec) * 1e6;
453	event_base_loopexit (base, &tv);
454	}
455
456	int event_base_priority_init (Base base, int npri)
457
458	void event_base_set (Base base, Event ev)
459	C_ARGS: base, &ev->ev
460
461	void DESTROY (Base base)
462	CODE:
463	/*event_base_free (base);*/ /* causes too many problems */
464
465
466	MODULE = EV PACKAGE = EV::Event PREFIX = event_
467
468	int event_priority_set (Event ev, int pri)
469	C_ARGS: &ev->ev, pri
470
471	int event_add (Event ev, double timeout = TIMEOUT_NONE)
472	CODE:
473	ev->timeout = timeout;
474	ev->abstime = 0;
475	RETVAL = e_start (ev);
476	OUTPUT:
477	RETVAL
478
479	int event_start (Event ev)
480	CODE:
481	RETVAL = e_start (ev);
482	OUTPUT:
483	RETVAL
484
485	int event_del (Event ev)
486	ALIAS:
487	stop = 0
488	CODE:
489	RETVAL = e_stop (ev);
490	OUTPUT:
491	RETVAL
492
493	void DESTROY (Event ev)
494	CODE:
495	e_stop (ev);
496	SvREFCNT_dec (ev->cb);
497	SvREFCNT_dec (ev->fh);
498
499	SV *cb (Event ev, SV *new_cb = 0)	720	SV *cb (ev_watcher *w, SV *new_cb = 0)
500	CODE:	721	CODE:
501	RETVAL = newSVsv (ev->cb);	722	{
502	if (items > 1)
503	sv_setsv (ev->cb, new_cb);
504	OUTPUT:
505	RETVAL
506
507	SV *fh (Event ev, SV *new_fh = 0)
508	CODE:
509	RETVAL = newSVsv (ev->fh);
510	if (items > 1)	723	if (items > 1)
511	{	724	{
512	if (ev->active) event_del (&ev->ev);	725	new_cb = e_get_cv (new_cb);
513	sv_setsv (ev->fh, new_fh);	726	RETVAL = newRV_noinc (w->cb_sv);
514	ev->ev.ev_fd = sv_fileno (ev->fh);	727	w->cb_sv = SvREFCNT_inc (new_cb);
515	ev->ev.ev_events &= ev->ev.ev_events & ~EV_SIGNAL;
516	if (ev->active) event_add (&ev->ev, e_tv (ev));
517	}	728	}
		729	else
		730	RETVAL = newRV_inc (w->cb_sv);
		731	}
518	OUTPUT:	732	OUTPUT:
519	RETVAL	733	RETVAL
520		734
521	SV *signal (Event ev, SV *new_signal = 0)	735	SV *data (ev_watcher *w, SV *new_data = 0)
522	CODE:	736	CODE:
523	{	737	{
524	Signal signum;	738	RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
525
526	if (items > 1)
527	signum = sv_signum (new_signal); /* may croak here */
528
529	RETVAL = newSVsv (ev->fh);
530		739
531	if (items > 1)	740	if (items > 1)
532	{	741	{
533	if (ev->active) event_del (&ev->ev);	742	SvREFCNT_dec (w->data);
534	sv_setsv (ev->fh, new_signal);	743	w->data = newSVsv (new_data);
535	ev->ev.ev_fd = signum;
536	ev->ev.ev_events |= EV_SIGNAL;
537	if (ev->active) event_add (&ev->ev, e_tv (ev));
538	}	744	}
539	}	745	}
540	OUTPUT:	746	OUTPUT:
541	RETVAL	747	RETVAL
542		748
543	short events (Event ev, short new_events = EV_UNDEF)	749	SV *loop (ev_watcher *w)
544	CODE:	750	CODE:
545	RETVAL = ev->ev.ev_events;	751	RETVAL = newRV_inc (w->loop);
		752	OUTPUT:
		753	RETVAL
		754
		755	int priority (ev_watcher *w, int new_priority = 0)
		756	CODE:
		757	{
		758	RETVAL = w->priority;
		759
546	if (items > 1)	760	if (items > 1)
547	{	761	{
548	if (ev->active) event_del (&ev->ev);	762	int active = ev_is_active (w);
549	ev->ev.ev_events = new_events;	763
550	if (ev->active) event_add (&ev->ev, e_tv (ev));	764	if (active)
		765	{
		766	/* grrr. */
		767	PUSHMARK (SP);
		768	XPUSHs (ST (0));
		769	PUTBACK;
		770	call_method ("stop", G_DISCARD | G_VOID);
		771	}
		772
		773	ev_set_priority (w, new_priority);
		774
		775	if (active)
		776	{
		777	PUSHMARK (SP);
		778	XPUSHs (ST (0));
		779	PUTBACK;
		780	call_method ("start", G_DISCARD | G_VOID);
		781	}
551	}	782	}
		783	}
552	OUTPUT:	784	OUTPUT:
553	RETVAL	785	RETVAL
554		786
555	double timeout (Event ev, double new_timeout = 0., int repeat = 0)	787	MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
		788
		789	void ev_io_start (ev_io *w)
556	CODE:	790	CODE:
557	RETVAL = ev->timeout;	791	START (io, w);
		792
		793	void ev_io_stop (ev_io *w)
		794	CODE:
		795	STOP (io, w);
		796
		797	void DESTROY (ev_io *w)
		798	CODE:
		799	STOP (io, w);
		800	e_destroy (w);
		801
		802	void set (ev_io *w, SV *fh, int events)
		803	CODE:
		804	{
		805	int fd = sv_fileno (fh);
		806	CHECK_FD (fh, fd);
		807
		808	sv_setsv (w->fh, fh);
		809	RESET (io, w, (w, fd, events));
		810	}
		811
		812	SV *fh (ev_io *w, SV *new_fh = 0)
		813	CODE:
		814	{
558	if (items > 1)	815	if (items > 1)
559	{	816	{
560	if (ev->active) event_del (&ev->ev);	817	int fd = sv_fileno (new_fh);
561	ev->timeout = new_timeout;	818	CHECK_FD (new_fh, fd);
562	ev->interval = repeat;	819
563	ev->abstime = 0;	820	RETVAL = w->fh;
564	if (ev->active) event_add (&ev->ev, e_tv (ev));	821	w->fh = newSVsv (new_fh);
		822
		823	RESET (io, w, (w, fd, w->events));
565	}	824	}
		825	else
		826	RETVAL = newSVsv (w->fh);
		827	}
566	OUTPUT:	828	OUTPUT:
567	RETVAL	829	RETVAL
568		830
569	void timeout_abs (Event ev, double at, double interval = 0.)	831	int events (ev_io *w, int new_events = EV_UNDEF)
570	CODE:	832	CODE:
571	if (ev->active) event_del (&ev->ev);	833	{
572	ev->timeout = at;	834	RETVAL = w->events;
573	ev->interval = interval;
574	ev->abstime = 1;
575	if (ev->active) event_add (&ev->ev, e_tv (ev));
576		835
		836	if (items > 1)
		837	RESET (io, w, (w, w->fd, new_events));
		838	}
		839	OUTPUT:
		840	RETVAL
577		841
578	MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_	842	MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
579		843
580	BOOT:	844	void ev_signal_start (ev_signal *w)
581	{	845	CODE:
582	HV *stash = gv_stashpv ("EV::DNS", 1);	846	START (signal, w);
583		847
584	static const struct {	848	void ev_signal_stop (ev_signal *w)
585	const char *name;	849	CODE:
586	IV iv;	850	STOP (signal, w);
587	} *civ, const_iv[] = {
588	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
589	const_iv (DNS_, ERR_NONE)
590	const_iv (DNS_, ERR_FORMAT)
591	const_iv (DNS_, ERR_SERVERFAILED)
592	const_iv (DNS_, ERR_NOTEXIST)
593	const_iv (DNS_, ERR_NOTIMPL)
594	const_iv (DNS_, ERR_REFUSED)
595	const_iv (DNS_, ERR_TRUNCATED)
596	const_iv (DNS_, ERR_UNKNOWN)
597	const_iv (DNS_, ERR_TIMEOUT)
598	const_iv (DNS_, ERR_SHUTDOWN)
599	const_iv (DNS_, IPv4_A)
600	const_iv (DNS_, PTR)
601	const_iv (DNS_, IPv6_AAAA)
602	const_iv (DNS_, QUERY_NO_SEARCH)
603	const_iv (DNS_, OPTION_SEARCH)
604	const_iv (DNS_, OPTION_NAMESERVERS)
605	const_iv (DNS_, OPTION_MISC)
606	const_iv (DNS_, OPTIONS_ALL)
607	const_iv (DNS_, NO_SEARCH)
608	};
609		851
610	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	852	void DESTROY (ev_signal *w)
611	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	853	CODE:
612	}	854	STOP (signal, w);
		855	e_destroy (w);
613		856
614	int evdns_init ()	857	void set (ev_signal *w, SV *signal)
		858	CODE:
		859	{
		860	Signal signum = sv_signum (signal);
		861	CHECK_SIG (signal, signum);
615		862
616	void evdns_shutdown (int fail_requests = 1)	863	RESET (signal, w, (w, signum));
		864	}
617		865
618	const char *evdns_err_to_string (int err)	866	int signal (ev_signal *w, SV *new_signal = 0)
		867	CODE:
		868	{
		869	RETVAL = w->signum;
619		870
620	int evdns_nameserver_add (U32 address)	871	if (items > 1)
		872	{
		873	Signal signum = sv_signum (new_signal);
		874	CHECK_SIG (new_signal, signum);
621		875
622	int evdns_count_nameservers ()	876	RESET (signal, w, (w, signum));
		877	}
		878	}
		879	OUTPUT:
		880	RETVAL
623		881
624	int evdns_clear_nameservers_and_suspend ()	882	MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
625		883
626	int evdns_resume ()	884	void ev_timer_start (ev_timer *w)
		885	INIT:
		886	CHECK_REPEAT (w->repeat);
		887	CODE:
		888	START (timer, w);
627		889
628	int evdns_nameserver_ip_add (char *ip_as_string)	890	void ev_timer_stop (ev_timer *w)
		891	CODE:
		892	STOP (timer, w);
629		893
630	int evdns_resolve_ipv4 (const char *name, int flags, SV *cb)	894	void ev_timer_again (ev_timer *w)
631	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	895	INIT:
632		896	CHECK_REPEAT (w->repeat);
633	int evdns_resolve_ipv6 (const char *name, int flags, SV *cb)
634	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
635
636	int evdns_resolve_reverse (SV *addr, int flags, SV *cb)
637	ALIAS:
638	evdns_resolve_reverse_ipv6 = 1
639	CODE:	897	CODE:
640	{	898	REF (w);
641	STRLEN len;	899	ev_timer_again (e_loop (w), w);
642	char *data = SvPVbyte (addr, len);	900	UNREF (w);
643	if (len != (ix ? 16 : 4))
644	croak ("ipv4/ipv6 address to be resolved must be given as 4/16 byte octet string");
645		901
		902	void DESTROY (ev_timer *w)
		903	CODE:
		904	STOP (timer, w);
		905	e_destroy (w);
		906
		907	void set (ev_timer *w, NV after, NV repeat = 0.)
		908	INIT:
		909	CHECK_REPEAT (repeat);
		910	CODE:
		911	RESET (timer, w, (w, after, repeat));
		912
		913	MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
		914
		915	void ev_periodic_start (ev_periodic *w)
		916	INIT:
		917	CHECK_REPEAT (w->interval);
		918	CODE:
		919	START (periodic, w);
		920
		921	void ev_periodic_stop (ev_periodic *w)
		922	CODE:
		923	STOP (periodic, w);
		924
		925	void ev_periodic_again (ev_periodic *w)
		926	CODE:
		927	REF (w);
		928	ev_periodic_again (e_loop (w), w);
		929	UNREF (w);
		930
		931	void DESTROY (ev_periodic *w)
		932	CODE:
		933	STOP (periodic, w);
		934	e_destroy (w);
		935
		936	void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
		937	INIT:
		938	CHECK_REPEAT (interval);
		939	CODE:
		940	{
		941	SvREFCNT_dec (w->fh);
		942	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		943
		944	RESET (periodic, w, (w, at, interval, w->fh ? e_periodic_cb : 0));
		945	}
		946
		947	NV at (ev_periodic *w)
		948	CODE:
		949	RETVAL = ev_periodic_at (w);
		950	OUTPUT:
646	RETVAL = ix	951	RETVAL
647	? evdns_resolve_reverse_ipv6 ((struct in6_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb))
648	: evdns_resolve_reverse ((struct in_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb));
649	}
650	OUTPUT:
651	RETVAL
652		952
653	int evdns_set_option (char *option, char *val, int flags)	953	MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
654		954
655	int evdns_resolv_conf_parse (int flags, const char *filename)	955	void ev_idle_start (ev_idle *w)
		956	CODE:
		957	START (idle, w);
656		958
657	#ifdef MS_WINDOWS	959	void ev_idle_stop (ev_idle *w)
		960	CODE:
		961	STOP (idle, w);
658		962
659	int evdns_config_windows_nameservers ()	963	void DESTROY (ev_idle *w)
		964	CODE:
		965	STOP (idle, w);
		966	e_destroy (w);
		967
		968	MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_prepare_
		969
		970	void ev_prepare_start (ev_prepare *w)
		971	CODE:
		972	START (prepare, w);
		973
		974	void ev_prepare_stop (ev_prepare *w)
		975	CODE:
		976	STOP (prepare, w);
		977
		978	void DESTROY (ev_prepare *w)
		979	CODE:
		980	STOP (prepare, w);
		981	e_destroy (w);
		982
		983	MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
		984
		985	void ev_check_start (ev_check *w)
		986	CODE:
		987	START (check, w);
		988
		989	void ev_check_stop (ev_check *w)
		990	CODE:
		991	STOP (check, w);
		992
		993	void DESTROY (ev_check *w)
		994	CODE:
		995	STOP (check, w);
		996	e_destroy (w);
		997
		998	MODULE = EV PACKAGE = EV::Fork PREFIX = ev_fork_
		999
		1000	void ev_fork_start (ev_fork *w)
		1001	CODE:
		1002	START (fork, w);
		1003
		1004	void ev_fork_stop (ev_fork *w)
		1005	CODE:
		1006	STOP (fork, w);
		1007
		1008	void DESTROY (ev_fork *w)
		1009	CODE:
		1010	STOP (fork, w);
		1011	e_destroy (w);
		1012
		1013	MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
		1014
		1015	void ev_child_start (ev_child *w)
		1016	CODE:
		1017	START (child, w);
		1018
		1019	void ev_child_stop (ev_child *w)
		1020	CODE:
		1021	STOP (child, w);
		1022
		1023	void DESTROY (ev_child *w)
		1024	CODE:
		1025	STOP (child, w);
		1026	e_destroy (w);
		1027
		1028	void set (ev_child *w, int pid, int trace)
		1029	CODE:
		1030	RESET (child, w, (w, pid, trace));
		1031
		1032	int pid (ev_child *w)
		1033	ALIAS:
		1034	rpid = 1
		1035	rstatus = 2
		1036	CODE:
		1037	RETVAL = ix == 0 ? w->pid
		1038	: ix == 1 ? w->rpid
		1039	: w->rstatus;
		1040	OUTPUT:
		1041	RETVAL
		1042
		1043	MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
		1044
		1045	void ev_stat_start (ev_stat *w)
		1046	CODE:
		1047	START (stat, w);
		1048
		1049	void ev_stat_stop (ev_stat *w)
		1050	CODE:
		1051	STOP (stat, w);
		1052
		1053	void DESTROY (ev_stat *w)
		1054	CODE:
		1055	STOP (stat, w);
		1056	e_destroy (w);
		1057
		1058	void set (ev_stat *w, SV *path, NV interval)
		1059	CODE:
		1060	{
		1061	sv_setsv (w->fh, path);
		1062	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), interval));
		1063	}
		1064
		1065	SV *path (ev_stat *w, SV *new_path = 0)
		1066	CODE:
		1067	{
		1068	RETVAL = SvREFCNT_inc (w->fh);
		1069
		1070	if (items > 1)
		1071	{
		1072	SvREFCNT_dec (w->fh);
		1073	w->fh = newSVsv (new_path);
		1074	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), w->interval));
		1075	}
		1076	}
		1077	OUTPUT:
		1078	RETVAL
		1079
		1080	NV interval (ev_stat *w, NV new_interval = 0.)
		1081	CODE:
		1082	{
		1083	RETVAL = w->interval;
		1084
		1085	if (items > 1)
		1086	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), new_interval));
		1087	}
		1088	OUTPUT:
		1089	RETVAL
		1090
		1091	void prev (ev_stat *w)
		1092	ALIAS:
		1093	stat = 1
		1094	attr = 2
		1095	PPCODE:
		1096	{
		1097	ev_statdata *s = ix ? &w->attr : &w->prev;
		1098
		1099	if (ix == 1)
		1100	ev_stat_stat (e_loop (w), w);
		1101	else if (!s->st_nlink)
		1102	errno = ENOENT;
		1103
		1104	PL_statcache.st_dev = s->st_nlink;
		1105	PL_statcache.st_ino = s->st_ino;
		1106	PL_statcache.st_mode = s->st_mode;
		1107	PL_statcache.st_nlink = s->st_nlink;
		1108	PL_statcache.st_uid = s->st_uid;
		1109	PL_statcache.st_gid = s->st_gid;
		1110	PL_statcache.st_rdev = s->st_rdev;
		1111	PL_statcache.st_size = s->st_size;
		1112	PL_statcache.st_atime = s->st_atime;
		1113	PL_statcache.st_mtime = s->st_mtime;
		1114	PL_statcache.st_ctime = s->st_ctime;
		1115
		1116	if (GIMME_V == G_SCALAR)
		1117	XPUSHs (boolSV (s->st_nlink));
		1118	else if (GIMME_V == G_ARRAY && s->st_nlink)
		1119	{
		1120	EXTEND (SP, 13);
		1121	PUSHs (sv_2mortal (newSViv (s->st_dev)));
		1122	PUSHs (sv_2mortal (newSViv (s->st_ino)));
		1123	PUSHs (sv_2mortal (newSVuv (s->st_mode)));
		1124	PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
		1125	PUSHs (sv_2mortal (newSViv (s->st_uid)));
		1126	PUSHs (sv_2mortal (newSViv (s->st_gid)));
		1127	PUSHs (sv_2mortal (newSViv (s->st_rdev)));
		1128	PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
		1129	PUSHs (sv_2mortal (newSVnv (s->st_atime)));
		1130	PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
		1131	PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
		1132	PUSHs (sv_2mortal (newSVuv (4096)));
		1133	PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
		1134	}
		1135	}
		1136
		1137	MODULE = EV PACKAGE = EV::Embed PREFIX = ev_embed_
		1138
		1139	void ev_embed_start (ev_embed *w)
		1140	CODE:
		1141	START (embed, w);
		1142
		1143	void ev_embed_stop (ev_embed *w)
		1144	CODE:
		1145	STOP (embed, w);
		1146
		1147	void DESTROY (ev_embed *w)
		1148	CODE:
		1149	STOP (embed, w);
		1150	e_destroy (w);
		1151
		1152	void set (ev_embed *w, struct ev_loop *loop)
		1153	CODE:
		1154	{
		1155	sv_setsv (w->fh, ST (1));
		1156	RESET (embed, w, (w, loop));
		1157	}
		1158
		1159	SV *other (ev_embed *w)
		1160	CODE:
		1161	RETVAL = newSVsv (w->fh);
		1162	OUTPUT:
		1163	RETVAL
		1164
		1165	void ev_embed_sweep (ev_embed *w)
		1166	C_ARGS: e_loop (w), w
		1167
		1168	MODULE = EV PACKAGE = EV::Async PREFIX = ev_async_
		1169
		1170	void ev_async_start (ev_async *w)
		1171	CODE:
		1172	START (async, w);
		1173
		1174	void ev_async_stop (ev_async *w)
		1175	CODE:
		1176	STOP (async, w);
		1177
		1178	void DESTROY (ev_async *w)
		1179	CODE:
		1180	STOP (async, w);
		1181	e_destroy (w);
		1182
		1183	void ev_async_send (ev_async *w)
		1184	C_ARGS: e_loop (w), w
		1185
		1186	SV *ev_async_async_pending (ev_async *w)
		1187	CODE:
		1188	RETVAL = boolSV (ev_async_pending (w));
		1189	OUTPUT:
		1190	RETVAL
		1191
		1192	MODULE = EV PACKAGE = EV::Loop PREFIX = ev_
		1193
		1194	SV *new (SV *klass, unsigned int flags = 0)
		1195	CODE:
		1196	{
		1197	struct ev_loop *loop = ev_loop_new (flags);
		1198
		1199	if (!loop)
		1200	XSRETURN_UNDEF;
		1201
		1202	RETVAL = sv_bless (newRV_noinc (newSViv (PTR2IV (loop))), stash_loop);
		1203	}
		1204	OUTPUT:
		1205	RETVAL
		1206
		1207	void DESTROY (struct ev_loop *loop)
		1208	CODE:
		1209	if (loop != evapi.default_loop) /* global destruction sucks */
		1210	ev_loop_destroy (loop);
		1211
		1212	void ev_loop_fork (struct ev_loop *loop)
		1213
		1214	void ev_loop_verify (struct ev_loop *loop)
		1215
		1216	NV ev_now (struct ev_loop *loop)
		1217
		1218	void ev_now_update (struct ev_loop *loop)
		1219
		1220	void ev_set_io_collect_interval (struct ev_loop *loop, NV interval)
		1221
		1222	void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval)
		1223
		1224	unsigned int ev_backend (struct ev_loop *loop)
		1225
		1226	unsigned int ev_loop_count (struct ev_loop *loop)
		1227
		1228	void ev_loop (struct ev_loop *loop, int flags = 0)
		1229
		1230	void ev_unloop (struct ev_loop *loop, int how = 1)
		1231
		1232	void ev_feed_fd_event (struct ev_loop *loop, int fd, int revents = EV_NONE)
		1233
		1234	#if 0
		1235
		1236	void ev_feed_signal_event (struct ev_loop *loop, SV *signal)
		1237	CODE:
		1238	{
		1239	Signal signum = sv_signum (signal);
		1240	CHECK_SIG (signal, signum);
		1241
		1242	ev_feed_signal_event (loop, signum);
		1243	}
660		1244
661	#endif	1245	#endif
662		1246
663	void evdns_search_clear ()	1247	ev_io *io (struct ev_loop *loop, SV *fh, int events, SV *cb)
664		1248	ALIAS:
665	void evdns_search_add (char *domain)	1249	io_ns = 1
666		1250	CODE:
667	void evdns_search_ndots_set (int ndots)
668
669
670	MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
671
672	BOOT:
673	{	1251	{
674	HV *stash = gv_stashpv ("EV::HTTP", 1);	1252	int fd = sv_fileno (fh);
		1253	CHECK_FD (fh, fd);
675		1254
676	static const struct {	1255	RETVAL = e_new (sizeof (ev_io), cb, ST (0));
677	const char *name;	1256	RETVAL->fh = newSVsv (fh);
678	IV iv;	1257	ev_io_set (RETVAL, fd, events);
679	} *civ, const_iv[] = {	1258	if (!ix) START (io, RETVAL);
680	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
681	const_iv (HTTP_, OK)
682	const_iv (HTTP_, NOCONTENT)
683	const_iv (HTTP_, MOVEPERM)
684	const_iv (HTTP_, MOVETEMP)
685	const_iv (HTTP_, NOTMODIFIED)
686	const_iv (HTTP_, BADREQUEST)
687	const_iv (HTTP_, NOTFOUND)
688	const_iv (HTTP_, SERVUNAVAIL)
689	const_iv (EVHTTP_, REQ_OWN_CONNECTION)
690	const_iv (EVHTTP_, PROXY_REQUEST)
691	const_iv (EVHTTP_, REQ_GET)
692	const_iv (EVHTTP_, REQ_POST)
693	const_iv (EVHTTP_, REQ_HEAD)
694	const_iv (EVHTTP_, REQUEST)
695	const_iv (EVHTTP_, RESPONSE)
696	};
697
698	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
699	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
700	}	1259	}
		1260	OUTPUT:
		1261	RETVAL
701		1262
702	MODULE = EV PACKAGE = EV::HTTP::Request PREFIX = evhttp_request_	1263	ev_timer *timer (struct ev_loop *loop, NV after, NV repeat, SV *cb)
		1264	ALIAS:
		1265	timer_ns = 1
		1266	INIT:
		1267	CHECK_REPEAT (repeat);
		1268	CODE:
		1269	RETVAL = e_new (sizeof (ev_timer), cb, ST (0));
		1270	ev_timer_set (RETVAL, after, repeat);
		1271	if (!ix) START (timer, RETVAL);
		1272	OUTPUT:
		1273	RETVAL
703		1274
704	#HttpRequest new (SV *klass, SV *cb)	1275	SV *periodic (struct ev_loop *loop, NV at, NV interval, SV *reschedule_cb, SV *cb)
		1276	ALIAS:
		1277	periodic_ns = 1
		1278	INIT:
		1279	CHECK_REPEAT (interval);
		1280	CODE:
		1281	{
		1282	ev_periodic *w;
		1283	w = e_new (sizeof (ev_periodic), cb, ST (0));
		1284	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1285	ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
		1286	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		1287	if (!ix) START (periodic, w);
		1288	}
		1289	OUTPUT:
		1290	RETVAL
705		1291
706	#void DESTROY (struct evhttp_request *req);	1292	#if 0
707		1293
		1294	ev_signal *signal (struct ev_loop *loop, SV *signal, SV *cb)
		1295	ALIAS:
		1296	signal_ns = 1
		1297	CODE:
		1298	{
		1299	Signal signum = sv_signum (signal);
		1300	CHECK_SIG (signal, signum);
708		1301
		1302	RETVAL = e_new (sizeof (ev_signal), cb, ST (0));
		1303	ev_signal_set (RETVAL, signum);
		1304	if (!ix) START (signal, RETVAL);
		1305	}
		1306	OUTPUT:
		1307	RETVAL
709		1308
		1309	#endif
710		1310
		1311	ev_idle *idle (struct ev_loop *loop, SV *cb)
		1312	ALIAS:
		1313	idle_ns = 1
		1314	CODE:
		1315	RETVAL = e_new (sizeof (ev_idle), cb, ST (0));
		1316	ev_idle_set (RETVAL);
		1317	if (!ix) START (idle, RETVAL);
		1318	OUTPUT:
		1319	RETVAL
711		1320
		1321	ev_prepare *prepare (struct ev_loop *loop, SV *cb)
		1322	ALIAS:
		1323	prepare_ns = 1
		1324	CODE:
		1325	RETVAL = e_new (sizeof (ev_prepare), cb, ST (0));
		1326	ev_prepare_set (RETVAL);
		1327	if (!ix) START (prepare, RETVAL);
		1328	OUTPUT:
		1329	RETVAL
712		1330
		1331	ev_check *check (struct ev_loop *loop, SV *cb)
		1332	ALIAS:
		1333	check_ns = 1
		1334	CODE:
		1335	RETVAL = e_new (sizeof (ev_check), cb, ST (0));
		1336	ev_check_set (RETVAL);
		1337	if (!ix) START (check, RETVAL);
		1338	OUTPUT:
		1339	RETVAL
713		1340
		1341	ev_fork *fork (struct ev_loop *loop, SV *cb)
		1342	ALIAS:
		1343	fork_ns = 1
		1344	CODE:
		1345	RETVAL = e_new (sizeof (ev_fork), cb, ST (0));
		1346	ev_fork_set (RETVAL);
		1347	if (!ix) START (fork, RETVAL);
		1348	OUTPUT:
		1349	RETVAL
714		1350
		1351	ev_child *child (struct ev_loop *loop, int pid, int trace, SV *cb)
		1352	ALIAS:
		1353	child_ns = 1
		1354	CODE:
		1355	RETVAL = e_new (sizeof (ev_child), cb, ST (0));
		1356	ev_child_set (RETVAL, pid, trace);
		1357	if (!ix) START (child, RETVAL);
		1358	OUTPUT:
		1359	RETVAL
		1360
		1361	ev_stat *stat (struct ev_loop *loop, SV *path, NV interval, SV *cb)
		1362	ALIAS:
		1363	stat_ns = 1
		1364	CODE:
		1365	RETVAL = e_new (sizeof (ev_stat), cb, ST (0));
		1366	RETVAL->fh = newSVsv (path);
		1367	ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
		1368	if (!ix) START (stat, RETVAL);
		1369	OUTPUT:
		1370	RETVAL
		1371
		1372	ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = 0)
		1373	ALIAS:
		1374	embed_ns = 1
		1375	CODE:
		1376	{
		1377	if (!(ev_backend (other) & ev_embeddable_backends ()))
		1378	croak ("passed loop is not embeddable via EV::embed,");
		1379
		1380	RETVAL = e_new (sizeof (ev_embed), cb, ST (0));
		1381	RETVAL->fh = newSVsv (ST (1));
		1382	ev_embed_set (RETVAL, other);
		1383	if (!ix) START (embed, RETVAL);
		1384	}
		1385	OUTPUT:
		1386	RETVAL
		1387
		1388	ev_async *async (struct ev_loop *loop, SV *cb)
		1389	ALIAS:
		1390	async_ns = 1
		1391	CODE:
		1392	RETVAL = e_new (sizeof (ev_async), cb, ST (0));
		1393	ev_async_set (RETVAL);
		1394	if (!ix) START (async, RETVAL);
		1395	OUTPUT:
		1396	RETVAL
		1397
		1398	void once (struct ev_loop *loop, SV *fh, int events, SV *timeout, SV *cb)
		1399	CODE:
		1400	ev_once (
		1401	loop,
		1402	sv_fileno (fh), events,
		1403	SvOK (timeout) ? SvNV (timeout) : -1.,
		1404	e_once_cb,
		1405	newSVsv (cb)
		1406	);
		1407

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