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Comparing EV/EV.xs (file contents):
Revision 1.11 by root, Mon Oct 29 08:48:07 2007 UTC vs.
Revision 1.121 by root, Wed Apr 15 17:49:26 2009 UTC

1	#include "EXTERN.h"	1	#include "EXTERN.h"
2	#include "perl.h"	2	#include "perl.h"
3	#include "XSUB.h"	3	#include "XSUB.h"
4		4
5	#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	/* 5.10.0 */
		30	#ifndef SvREFCNT_inc_NN
		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	#define WFLAG_UNREFED 2 /* has been unref'ed */
		52
		53	#define UNREF(w) \
		54	if (!((w)->e_flags & (WFLAG_KEEPALIVE | WFLAG_UNREFED)) \
		55	&& ev_is_active (w)) \
		56	{ \
		57	ev_unref (e_loop (w)); \
		58	(w)->e_flags |= WFLAG_UNREFED; \
		59	}
		60
		61	#define REF(w) \
		62	if ((w)->e_flags & WFLAG_UNREFED) \
		63	{ \
		64	(w)->e_flags &= ~WFLAG_UNREFED; \
		65	ev_ref (e_loop (w)); \
		66	}
		67
		68	#define START(type,w) \
		69	do { \
		70	ev_ ## type ## _start (e_loop (w), w); \
		71	UNREF (w); \
		72	} while (0)
		73
		74	#define STOP(type,w) \
		75	do { \
		76	REF (w); \
		77	ev_ ## type ## _stop (e_loop (w), w); \
		78	} while (0)
		79
		80	#define RESET(type,w,seta) \
		81	do { \
		82	int active = ev_is_active (w); \
		83	if (active) STOP (type, w); \
		84	ev_ ## type ## _set seta; \
		85	if (active) START (type, w); \
		86	} while (0)
		87
31	typedef int Signal;	88	typedef int Signal;
32		89
		90	static SV *default_loop_sv;
		91
33	static struct EVAPI evapi;	92	static struct EVAPI evapi;
34		93
35	static HV *stash_base, *stash_event;	94	static HV
		95	*stash_loop,
		96	*stash_watcher,
		97	*stash_io,
		98	*stash_timer,
		99	*stash_periodic,
		100	*stash_signal,
		101	*stash_child,
		102	*stash_stat,
		103	*stash_idle,
		104	*stash_prepare,
		105	*stash_check,
		106	*stash_embed,
		107	*stash_fork,
		108	*stash_async;
36		109
37	static double tv_get (struct timeval *tv)	110	#ifndef SIG_SIZE
38	{	111	/* kudos to Slaven Rezic for the idea */
39	return tv->tv_sec + tv->tv_usec * 1e-6;	112	static char sig_size [] = { SIG_NUM };
40	}	113	# define SIG_SIZE (sizeof (sig_size) + 1)
		114	#endif
41		115
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	116	static Signal
50	sv_signum (SV *sig)	117	sv_signum (SV *sig)
51	{	118	{
52	int signum;	119	Signal signum;
53		120
54	if (SvIV (sig) > 0)	121	SvGETMAGIC (sig);
55	return SvIV (sig);
56		122
57	for (signum = 1; signum < SIG_SIZE; ++signum)	123	for (signum = 1; signum < SIG_SIZE; ++signum)
58	if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))	124	if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
59	return signum;	125	return signum;
60		126
		127	signum = SvIV (sig);
		128
		129	if (signum > 0 && signum < SIG_SIZE)
		130	return signum;
		131
61	return -1;	132	return -1;
62	}	133	}
63		134
		135	/////////////////////////////////////////////////////////////////////////////
		136	// Event
		137
		138	static void e_cb (EV_P_ ev_watcher *w, int revents);
		139
		140	static int
		141	sv_fileno (SV *fh)
		142	{
		143	SvGETMAGIC (fh);
		144
		145	if (SvROK (fh))
		146	fh = SvRV (fh);
		147
		148	if (SvTYPE (fh) == SVt_PVGV)
		149	return PerlIO_fileno (IoIFP (sv_2io (fh)));
		150
		151	if (SvOK (fh) && (SvIV (fh) >= 0) && (SvIV (fh) < 0x7fffffffL))
		152	return SvIV (fh);
		153
		154	return -1;
		155	}
		156
		157	static SV *
		158	e_get_cv (SV *cb_sv)
		159	{
		160	HV *st;
		161	GV *gvp;
		162	CV *cv = sv_2cv (cb_sv, &st, &gvp, 0);
		163
		164	if (!cv)
		165	croak ("EV watcher callback must be a CODE reference");
		166
		167	return (SV *)cv;
		168	}
		169
		170	static void *
		171	e_new (int size, SV *cb_sv, SV *loop)
		172	{
		173	SV *cv = cb_sv ? e_get_cv (cb_sv) : 0;
		174	ev_watcher *w;
		175	SV *self = NEWSV (0, size);
		176	SvPOK_only (self);
		177	SvCUR_set (self, size);
		178
		179	w = (ev_watcher *)SvPVX (self);
		180
		181	ev_init (w, cv ? e_cb : 0);
		182
		183	w->loop = SvREFCNT_inc (SvRV (loop));
		184	w->e_flags = WFLAG_KEEPALIVE;
		185	w->data = 0;
		186	w->fh = 0;
		187	w->cb_sv = SvREFCNT_inc (cv);
		188	w->self = self;
		189
		190	return (void *)w;
		191	}
		192
64	static void	193	static void
65	api_once (int fd, short events, double timeout, void (*cb)(int, short, void *), void *arg)	194	e_destroy (void *w_)
66	{	195	{
67	if (timeout)	196	ev_watcher *w = (ev_watcher *)w_;
		197
		198	SvREFCNT_dec (w->loop ); w->loop = 0;
		199	SvREFCNT_dec (w->fh ); w->fh = 0;
		200	SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
		201	SvREFCNT_dec (w->data ); w->data = 0;
		202	}
		203
		204	static SV *
		205	e_bless (ev_watcher *w, HV *stash)
		206	{
		207	SV *rv;
		208
		209	if (SvOBJECT (w->self))
		210	rv = newRV_inc (w->self);
		211	else
68	{	212	{
69	struct timeval tv;	213	rv = newRV_noinc (w->self);
70	tv_set (&tv, timeout);	214	sv_bless (rv, stash);
71	event_once (fd, events, cb, arg, &tv);	215	SvREADONLY_on (w->self);
		216	}
		217
		218	return rv;
		219	}
		220
		221	static SV *sv_self_cache, *sv_events_cache;
		222
		223	static void
		224	e_cb (EV_P_ ev_watcher *w, int revents)
		225	{
		226	dSP;
		227	I32 mark = SP - PL_stack_base;
		228	SV *sv_self, *sv_events;
		229
		230	/* libev might have stopped the watcher */
		231	if (expect_false (w->e_flags & WFLAG_UNREFED)
		232	&& !ev_is_active (w))
		233	REF (w);
		234
		235	if (expect_true (sv_self_cache))
		236	{
		237	sv_self = sv_self_cache; sv_self_cache = 0;
		238	SvRV_set (sv_self, SvREFCNT_inc_NN (w->self));
72	}	239	}
73	else	240	else
74	event_once (fd, events, cb, arg, 0);
75	}
76
77	/////////////////////////////////////////////////////////////////////////////
78	// Event
79
80	typedef struct ev {
81	struct event ev;
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
90	static double
91	e_now (void)
92	{
93	struct timeval tv;
94	gettimeofday (&tv, 0);
95
96	return tv_get (&tv);
97	}
98
99	static void e_cb (int fd, short events, void *arg);
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	{	241	{
152	double now = e_now ();	242	sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
153		243	SvREADONLY_on (sv_self);
154	if (ev->interval)
155	ev->timeout = (to += ceil ((now - to) / ev->interval) * ev->interval);
156
157	to -= now;
158	}	244	}
159	else if (to < 0.)
160	to = 0.;
161		245
162	tv_set (&tv, to);	246	if (expect_true (sv_events_cache))
163		247	{
164	return &tv;	248	sv_events = sv_events_cache; sv_events_cache = 0;
165	}	249	SvIV_set (sv_events, revents);
166		250	}
167	static SV *e_self (Event ev)
168	{
169	SV *rv;
170
171	if (SvOBJECT (ev->self))
172	rv = newRV_inc (ev->self);
173	else	251	else
174	{	252	{
175	rv = newRV_noinc (ev->self);	253	sv_events = newSViv (revents);
176	sv_bless (rv, stash_event);
177	SvREADONLY_on (ev->self);	254	SvREADONLY_on (sv_events);
178	}	255	}
179		256
180	return rv;	257	PUSHMARK (SP);
181	}	258	EXTEND (SP, 2);
		259	PUSHs (sv_self);
		260	PUSHs (sv_events);
182		261
183	static int	262	PUTBACK;
184	e_start (Event ev)	263	call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
185	{
186	if (ev->active) event_del (&ev->ev);
187	ev->active = 1;
188	return event_add (&ev->ev, e_tv (ev));
189	}
190		264
191	static int e_stop (Event ev)	265	if (expect_false (SvREFCNT (sv_self) != 1 || sv_self_cache))
192	{	266	SvREFCNT_dec (sv_self);
193	return ev->active	267	else
194	? (ev->active = 0), event_del (&ev->ev)	268	{
195	: 0;	269	SvREFCNT_dec (SvRV (sv_self));
		270	SvRV_set (sv_self, &PL_sv_undef);
		271	sv_self_cache = sv_self;
		272	}
		273
		274	if (expect_false (SvREFCNT (sv_events) != 1 || sv_events_cache))
		275	SvREFCNT_dec (sv_events);
		276	else
		277	sv_events_cache = sv_events;
		278
		279	if (expect_false (SvTRUE (ERRSV)))
		280	{
		281	SPAGAIN;
		282	PUSHMARK (SP);
		283	PUTBACK;
		284	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		285	}
		286
		287	SP = PL_stack_base + mark;
		288	PUTBACK;
196	}	289	}
197		290
198	static void	291	static void
199	e_cb (int fd, short events, void *arg)	292	e_once_cb (int revents, void *arg)
200	{	293	{
201	struct ev *ev = (struct ev*)arg;	294	dSP;
		295	I32 mark = SP - PL_stack_base;
		296	SV *sv_events;
		297
		298	if (sv_events_cache)
		299	{
		300	sv_events = sv_events_cache; sv_events_cache = 0;
		301	SvIV_set (sv_events, revents);
		302	}
		303	else
		304	sv_events = newSViv (revents);
		305
		306	PUSHMARK (SP);
		307	XPUSHs (sv_events);
		308
		309	PUTBACK;
		310	call_sv ((SV *)arg, G_DISCARD | G_VOID | G_EVAL);
		311
		312	SvREFCNT_dec ((SV *)arg);
		313
		314	if (sv_events_cache)
		315	SvREFCNT_dec (sv_events);
		316	else
		317	sv_events_cache = sv_events;
		318
		319	if (SvTRUE (ERRSV))
		320	{
		321	SPAGAIN;
		322	PUSHMARK (SP);
		323	PUTBACK;
		324	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		325	}
		326
		327	SP = PL_stack_base + mark;
		328	PUTBACK;
		329	}
		330
		331	static ev_tstamp
		332	e_periodic_cb (ev_periodic *w, ev_tstamp now)
		333	{
		334	ev_tstamp retval;
		335	int count;
202	dSP;	336	dSP;
203		337
204	ENTER;	338	ENTER;
205	SAVETMPS;	339	SAVETMPS;
206		340
207	if (!(ev->ev.ev_events & EV_PERSIST) || (events & EV_TIMEOUT))
208	ev->active = 0;
209
210	PUSHMARK (SP);	341	PUSHMARK (SP);
211	EXTEND (SP, 2);	342	EXTEND (SP, 2);
212	PUSHs (sv_2mortal (e_self (ev)));	343	PUSHs (newRV_inc (w->self)); /* w->self MUST be blessed by now */
213	PUSHs (sv_2mortal (newSViv (events)));	344	PUSHs (newSVnv (now));
		345
214	PUTBACK;	346	PUTBACK;
215	call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL);	347	count = call_sv (w->fh, G_SCALAR | G_EVAL);
216		348	SPAGAIN;
217	if (ev->interval && !ev->active)
218	e_start (ev);
219
220	FREETMPS;
221		349
222	if (SvTRUE (ERRSV))	350	if (SvTRUE (ERRSV))
223	{	351	{
224	PUSHMARK (SP);	352	PUSHMARK (SP);
225	PUTBACK;	353	PUTBACK;
226	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);	354	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		355	SPAGAIN;
227	}	356	}
228		357
		358	if (count > 0)
		359	{
		360	retval = SvNV (TOPs);
		361
		362	if (retval < now)
		363	retval = now;
		364	}
		365	else
		366	retval = now;
		367
		368	FREETMPS;
229	LEAVE;	369	LEAVE;
230	}
231		370
232	/////////////////////////////////////////////////////////////////////////////	371	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	}	372	}
		373
		374	#define CHECK_REPEAT(repeat) if (repeat < 0.) \
		375	croak (# repeat " value must be >= 0");
		376
		377	#define CHECK_FD(fh,fd) if ((fd) < 0) \
		378	croak ("illegal file descriptor or filehandle (either no attached file descriptor or illegal value): %s", SvPV_nolen (fh));
		379
		380	#define CHECK_SIG(sv,num) if ((num) < 0) \
		381	croak ("illegal signal number or name: %s", SvPV_nolen (sv));
283		382
284	/////////////////////////////////////////////////////////////////////////////	383	/////////////////////////////////////////////////////////////////////////////
285	// XS interface functions	384	// XS interface functions
286		385
287	MODULE = EV PACKAGE = EV PREFIX = event_	386	MODULE = EV PACKAGE = EV PREFIX = ev_
		387
		388	PROTOTYPES: ENABLE
288		389
289	BOOT:	390	BOOT:
290	{	391	{
291	int i;
292	HV *stash = gv_stashpv ("EV", 1);	392	HV *stash = gv_stashpv ("EV", 1);
293		393
294	static const struct {	394	static const struct {
295	const char *name;	395	const char *name;
296	IV iv;	396	IV iv;
297	} *civ, const_iv[] = {	397	} *civ, const_iv[] = {
298	# define const_iv(pfx, name) { # name, (IV) pfx ## name },	398	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
		399	const_iv (EV_, MINPRI)
		400	const_iv (EV_, MAXPRI)
		401
		402	const_iv (EV_, UNDEF)
299	const_iv (EV_, NONE)	403	const_iv (EV_, NONE)
300	const_iv (EV_, TIMEOUT)	404	const_iv (EV_, TIMEOUT)
301	const_iv (EV_, READ)	405	const_iv (EV_, READ)
302	const_iv (EV_, WRITE)	406	const_iv (EV_, WRITE)
303	const_iv (EV_, SIGNAL)	407	const_iv (EV_, SIGNAL)
		408	const_iv (EV_, IDLE)
		409	const_iv (EV_, CHECK)
304	const_iv (EV_, PERSIST)	410	const_iv (EV_, ERROR)
		411
305	const_iv (EV, LOOP_ONCE)	412	const_iv (EV, LOOP_ONESHOT)
306	const_iv (EV, LOOP_NONBLOCK)	413	const_iv (EV, LOOP_NONBLOCK)
307	const_iv (EV, BUFFER_READ)	414	const_iv (EV, UNLOOP_ONE)
308	const_iv (EV, BUFFER_WRITE)	415	const_iv (EV, UNLOOP_ALL)
		416
		417	const_iv (EV, BACKEND_SELECT)
		418	const_iv (EV, BACKEND_POLL)
309	const_iv (EV, BUFFER_EOF)	419	const_iv (EV, BACKEND_EPOLL)
		420	const_iv (EV, BACKEND_KQUEUE)
		421	const_iv (EV, BACKEND_DEVPOLL)
310	const_iv (EV, BUFFER_ERROR)	422	const_iv (EV, BACKEND_PORT)
311	const_iv (EV, BUFFER_TIMEOUT)	423	const_iv (EV, FLAG_AUTO)
		424	const_iv (EV, FLAG_NOENV)
		425	const_iv (EV, FLAG_FORKCHECK)
312	};	426	};
313		427
314	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	428	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
315	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	429	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
316		430
		431	stash_loop = gv_stashpv ("EV::Loop" , 1);
317	stash_base = gv_stashpv ("EV::Base" , 1);	432	stash_watcher = gv_stashpv ("EV::Watcher" , 1);
		433	stash_io = gv_stashpv ("EV::IO" , 1);
		434	stash_timer = gv_stashpv ("EV::Timer" , 1);
		435	stash_periodic = gv_stashpv ("EV::Periodic", 1);
		436	stash_signal = gv_stashpv ("EV::Signal" , 1);
		437	stash_idle = gv_stashpv ("EV::Idle" , 1);
		438	stash_prepare = gv_stashpv ("EV::Prepare" , 1);
		439	stash_check = gv_stashpv ("EV::Check" , 1);
		440	stash_child = gv_stashpv ("EV::Child" , 1);
318	stash_event = gv_stashpv ("EV::Event", 1);	441	stash_embed = gv_stashpv ("EV::Embed" , 1);
		442	stash_stat = gv_stashpv ("EV::Stat" , 1);
		443	stash_fork = gv_stashpv ("EV::Fork" , 1);
		444	stash_async = gv_stashpv ("EV::Async" , 1);
319		445
320	{	446	{
321	SV *sv = perl_get_sv ("EV::API", TRUE);	447	SV *sv = perl_get_sv ("EV::API", TRUE);
322	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */	448	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
323		449
		450	/* the poor man's shared library emulator */
324	evapi.ver = EV_API_VERSION;	451	evapi.ver = EV_API_VERSION;
325	evapi.rev = EV_API_REVISION;	452	evapi.rev = EV_API_REVISION;
326	evapi.now = e_now;	453	evapi.sv_fileno = sv_fileno;
327	evapi.once = api_once;	454	evapi.sv_signum = sv_signum;
		455	evapi.supported_backends = ev_supported_backends ();
		456	evapi.recommended_backends = ev_recommended_backends ();
		457	evapi.embeddable_backends = ev_embeddable_backends ();
		458	evapi.time_ = ev_time;
		459	evapi.sleep_ = ev_sleep;
		460	evapi.loop_new = ev_loop_new;
		461	evapi.loop_destroy = ev_loop_destroy;
		462	evapi.loop_fork = ev_loop_fork;
		463	evapi.loop_count = ev_loop_count;
		464	evapi.now = ev_now;
		465	evapi.now_update = ev_now_update;
		466	evapi.backend = ev_backend;
		467	evapi.unloop = ev_unloop;
		468	evapi.ref = ev_ref;
		469	evapi.unref = ev_unref;
		470	evapi.loop = ev_loop;
		471	evapi.once = ev_once;
		472	evapi.io_start = ev_io_start;
		473	evapi.io_stop = ev_io_stop;
		474	evapi.timer_start = ev_timer_start;
		475	evapi.timer_stop = ev_timer_stop;
		476	evapi.timer_again = ev_timer_again;
		477	evapi.periodic_start = ev_periodic_start;
		478	evapi.periodic_stop = ev_periodic_stop;
		479	evapi.signal_start = ev_signal_start;
		480	evapi.signal_stop = ev_signal_stop;
		481	evapi.idle_start = ev_idle_start;
		482	evapi.idle_stop = ev_idle_stop;
		483	evapi.prepare_start = ev_prepare_start;
		484	evapi.prepare_stop = ev_prepare_stop;
		485	evapi.check_start = ev_check_start;
		486	evapi.check_stop = ev_check_stop;
		487	evapi.child_start = ev_child_start;
		488	evapi.child_stop = ev_child_stop;
		489	evapi.stat_start = ev_stat_start;
		490	evapi.stat_stop = ev_stat_stop;
		491	evapi.stat_stat = ev_stat_stat;
		492	evapi.embed_start = ev_embed_start;
		493	evapi.embed_stop = ev_embed_stop;
		494	evapi.embed_sweep = ev_embed_sweep;
		495	evapi.fork_start = ev_fork_start;
		496	evapi.fork_stop = ev_fork_stop;
		497	evapi.async_start = ev_async_start;
		498	evapi.async_stop = ev_async_stop;
		499	evapi.async_send = ev_async_send;
		500	evapi.clear_pending = ev_clear_pending;
		501	evapi.invoke = ev_invoke;
328		502
329	sv_setiv (sv, (IV)&evapi);	503	sv_setiv (sv, (IV)&evapi);
330	SvREADONLY_on (sv);	504	SvREADONLY_on (sv);
331	}	505	}
		506	#ifndef _WIN32
		507	pthread_atfork (0, 0, ev_default_fork);
		508	#endif
332	}	509	}
333		510
334	double now ()	511	SV *ev_default_loop (unsigned int flags = 0)
335	CODE:	512	CODE:
336	RETVAL = e_now ();	513	{
337	OUTPUT:	514	if (!default_loop_sv)
338	RETVAL	515	{
		516	evapi.default_loop = ev_default_loop (flags);
339		517
340	const char *version ()	518	if (!evapi.default_loop)
341	ALIAS:	519	XSRETURN_UNDEF;
342	method = 1
343	CODE:
344	RETVAL = ix ? event_get_method () : event_get_version ();
345	OUTPUT:
346	RETVAL
347		520
348	Base event_init ()	521	default_loop_sv = sv_bless (newRV_noinc (newSViv (PTR2IV (evapi.default_loop))), stash_loop);
		522	}
349		523
350	int event_priority_init (int npri)	524	RETVAL = newSVsv (default_loop_sv);
		525	}
		526	OUTPUT:
		527	RETVAL
351		528
352	int event_dispatch ()	529	void ev_default_destroy ()
		530	CODE:
		531	ev_default_destroy ();
		532	SvREFCNT_dec (default_loop_sv);
		533	default_loop_sv = 0;
353		534
		535	unsigned int ev_supported_backends ()
		536
		537	unsigned int ev_recommended_backends ()
		538
		539	unsigned int ev_embeddable_backends ()
		540
		541	void ev_sleep (NV interval)
		542
		543	NV ev_time ()
		544
		545	NV ev_now ()
		546	C_ARGS: evapi.default_loop
		547
		548	void ev_now_update ()
		549	C_ARGS: evapi.default_loop
		550
		551	unsigned int ev_backend ()
		552	C_ARGS: evapi.default_loop
		553
		554	unsigned int ev_loop_count ()
		555	C_ARGS: evapi.default_loop
		556
		557	void ev_set_io_collect_interval (NV interval)
		558	C_ARGS: evapi.default_loop, interval
		559
		560	void ev_set_timeout_collect_interval (NV interval)
		561	C_ARGS: evapi.default_loop, interval
		562
354	int event_loop (int flags = 0)	563	void ev_loop (int flags = 0)
		564	C_ARGS: evapi.default_loop, flags
355		565
356	int event_loopexit (double after = 0)	566	void ev_unloop (int how = EVUNLOOP_ONE)
357	CODE:	567	C_ARGS: evapi.default_loop, how
358	{
359	struct timeval tv;
360	tv_set (&tv, after);
361	event_loopexit (&tv);
362	}
363		568
364	Event event (SV *cb)	569	void ev_feed_fd_event (int fd, int revents = EV_NONE)
365	CODE:	570	C_ARGS: evapi.default_loop, fd, revents
366	RETVAL = e_new (NEWSV (0, 0), 0, cb);
367	OUTPUT:
368	RETVAL
369		571
		572	void ev_feed_signal_event (SV *signal)
		573	CODE:
		574	{
		575	Signal signum = sv_signum (signal);
		576	CHECK_SIG (signal, signum);
		577
		578	ev_feed_signal_event (evapi.default_loop, signum);
		579	}
		580
370	Event io (SV *fh, short events, SV *cb)	581	ev_io *io (SV *fh, int events, SV *cb)
371	ALIAS:	582	ALIAS:
372	io_ns = 1	583	io_ns = 1
373	CODE:	584	CODE:
374	RETVAL = e_new (fh, events, cb);	585	{
		586	int fd = sv_fileno (fh);
		587	CHECK_FD (fh, fd);
		588
		589	RETVAL = e_new (sizeof (ev_io), cb, default_loop_sv);
		590	RETVAL->fh = newSVsv (fh);
		591	ev_io_set (RETVAL, fd, events);
375	if (!ix) e_start (RETVAL);	592	if (!ix) START (io, RETVAL);
		593	}
376	OUTPUT:	594	OUTPUT:
377	RETVAL	595	RETVAL
378		596
379	Event timed_io (SV *fh, short events, double timeout, SV *cb)	597	ev_timer *timer (NV after, NV repeat, SV *cb)
380	ALIAS:	598	ALIAS:
381	timed_io_ns = 1	599	timer_ns = 1
		600	INIT:
		601	CHECK_REPEAT (repeat);
382	CODE:	602	CODE:
383	{	603	RETVAL = e_new (sizeof (ev_timer), cb, default_loop_sv);
384	events = timeout ? events & ~EV_PERSIST : events | EV_PERSIST;	604	ev_timer_set (RETVAL, after, repeat);
		605	if (!ix) START (timer, RETVAL);
		606	OUTPUT:
		607	RETVAL
385		608
386	RETVAL = e_new (fh, events, cb);	609	SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
		610	ALIAS:
		611	periodic_ns = 1
		612	INIT:
		613	CHECK_REPEAT (interval);
		614	CODE:
		615	{
		616	ev_periodic *w;
		617	w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
		618	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		619	ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
		620	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		621	if (!ix) START (periodic, w);
		622	}
		623	OUTPUT:
		624	RETVAL
387		625
388	if (timeout)	626	ev_signal *signal (SV *signal, SV *cb)
389	{	627	ALIAS:
390	RETVAL->timeout = timeout;	628	signal_ns = 1
391	RETVAL->interval = 1;	629	CODE:
		630	{
		631	Signal signum = sv_signum (signal);
		632	CHECK_SIG (signal, signum);
		633
		634	RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
		635	ev_signal_set (RETVAL, signum);
		636	if (!ix) START (signal, RETVAL);
		637	}
		638	OUTPUT:
		639	RETVAL
		640
		641	ev_idle *idle (SV *cb)
		642	ALIAS:
		643	idle_ns = 1
		644	CODE:
		645	RETVAL = e_new (sizeof (ev_idle), cb, default_loop_sv);
		646	ev_idle_set (RETVAL);
		647	if (!ix) START (idle, RETVAL);
		648	OUTPUT:
		649	RETVAL
		650
		651	ev_prepare *prepare (SV *cb)
		652	ALIAS:
		653	prepare_ns = 1
		654	CODE:
		655	RETVAL = e_new (sizeof (ev_prepare), cb, default_loop_sv);
		656	ev_prepare_set (RETVAL);
		657	if (!ix) START (prepare, RETVAL);
		658	OUTPUT:
		659	RETVAL
		660
		661	ev_check *check (SV *cb)
		662	ALIAS:
		663	check_ns = 1
		664	CODE:
		665	RETVAL = e_new (sizeof (ev_check), cb, default_loop_sv);
		666	ev_check_set (RETVAL);
		667	if (!ix) START (check, RETVAL);
		668	OUTPUT:
		669	RETVAL
		670
		671	ev_fork *fork (SV *cb)
		672	ALIAS:
		673	fork_ns = 1
		674	CODE:
		675	RETVAL = e_new (sizeof (ev_fork), cb, default_loop_sv);
		676	ev_fork_set (RETVAL);
		677	if (!ix) START (fork, RETVAL);
		678	OUTPUT:
		679	RETVAL
		680
		681	ev_child *child (int pid, int trace, SV *cb)
		682	ALIAS:
		683	child_ns = 1
		684	CODE:
		685	RETVAL = e_new (sizeof (ev_child), cb, default_loop_sv);
		686	ev_child_set (RETVAL, pid, trace);
		687	if (!ix) START (child, RETVAL);
		688	OUTPUT:
		689	RETVAL
		690
		691	ev_stat *stat (SV *path, NV interval, SV *cb)
		692	ALIAS:
		693	stat_ns = 1
		694	CODE:
		695	RETVAL = e_new (sizeof (ev_stat), cb, default_loop_sv);
		696	RETVAL->fh = newSVsv (path);
		697	ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
		698	if (!ix) START (stat, RETVAL);
		699	OUTPUT:
		700	RETVAL
		701
		702	ev_embed *embed (struct ev_loop *loop, SV *cb = 0)
		703	ALIAS:
		704	embed_ns = 1
		705	CODE:
		706	{
		707	if (!(ev_backend (loop) & ev_embeddable_backends ()))
		708	croak ("passed loop is not embeddable via EV::embed,");
		709
		710	RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv);
		711	RETVAL->fh = newSVsv (ST (0));
		712	ev_embed_set (RETVAL, loop);
		713	if (!ix) START (embed, RETVAL);
		714	}
		715	OUTPUT:
		716	RETVAL
		717
		718	ev_async *async (SV *cb)
		719	ALIAS:
		720	async_ns = 1
		721	CODE:
		722	RETVAL = e_new (sizeof (ev_async), cb, default_loop_sv);
		723	ev_async_set (RETVAL);
		724	if (!ix) START (async, RETVAL);
		725	OUTPUT:
		726	RETVAL
		727
		728	void once (SV *fh, int events, SV *timeout, SV *cb)
		729	CODE:
		730	ev_once (
		731	evapi.default_loop,
		732	sv_fileno (fh), events,
		733	SvOK (timeout) ? SvNV (timeout) : -1.,
		734	e_once_cb,
		735	newSVsv (cb)
		736	);
		737
		738	PROTOTYPES: DISABLE
		739
		740	MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
		741
		742	int ev_is_active (ev_watcher *w)
		743
		744	int ev_is_pending (ev_watcher *w)
		745
		746	void ev_invoke (ev_watcher *w, int revents = EV_NONE)
		747	C_ARGS: e_loop (w), w, revents
		748
		749	int ev_clear_pending (ev_watcher *w)
		750	C_ARGS: e_loop (w), w
		751
		752	void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
		753	C_ARGS: e_loop (w), w, revents
		754
		755	int keepalive (ev_watcher *w, int new_value = 0)
		756	CODE:
		757	{
		758	RETVAL = w->e_flags & WFLAG_KEEPALIVE;
		759	new_value = new_value ? WFLAG_KEEPALIVE : 0;
		760
		761	if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE))
		762	{
		763	w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value;
		764	REF (w);
		765	UNREF (w);
392	}	766	}
393
394	if (!ix) e_start (RETVAL);
395	}	767	}
396	OUTPUT:	768	OUTPUT:
397	RETVAL	769	RETVAL
398		770
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)	771	SV *cb (ev_watcher *w, SV *new_cb = 0)
500	CODE:	772	CODE:
501	RETVAL = newSVsv (ev->cb);	773	{
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)	774	if (items > 1)
511	{	775	{
512	if (ev->active) event_del (&ev->ev);	776	new_cb = e_get_cv (new_cb);
513	sv_setsv (ev->fh, new_fh);	777	RETVAL = newRV_noinc (w->cb_sv);
514	ev->ev.ev_fd = sv_fileno (ev->fh);	778	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	}	779	}
		780	else
		781	RETVAL = newRV_inc (w->cb_sv);
		782	}
518	OUTPUT:	783	OUTPUT:
519	RETVAL	784	RETVAL
520		785
521	SV *signal (Event ev, SV *new_signal = 0)	786	SV *data (ev_watcher *w, SV *new_data = 0)
522	CODE:	787	CODE:
523	{	788	{
524	Signal signum;	789	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		790
531	if (items > 1)	791	if (items > 1)
532	{	792	{
533	if (ev->active) event_del (&ev->ev);	793	SvREFCNT_dec (w->data);
534	sv_setsv (ev->fh, new_signal);	794	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	}	795	}
539	}	796	}
540	OUTPUT:	797	OUTPUT:
541	RETVAL	798	RETVAL
542		799
543	short events (Event ev, short new_events = EV_UNDEF)	800	SV *loop (ev_watcher *w)
544	CODE:	801	CODE:
545	RETVAL = ev->ev.ev_events;	802	RETVAL = newRV_inc (w->loop);
		803	OUTPUT:
		804	RETVAL
		805
		806	int priority (ev_watcher *w, int new_priority = 0)
		807	CODE:
		808	{
		809	RETVAL = w->priority;
		810
546	if (items > 1)	811	if (items > 1)
547	{	812	{
548	if (ev->active) event_del (&ev->ev);	813	int active = ev_is_active (w);
549	ev->ev.ev_events = new_events;	814
550	if (ev->active) event_add (&ev->ev, e_tv (ev));	815	if (active)
		816	{
		817	/* grrr. */
		818	PUSHMARK (SP);
		819	XPUSHs (ST (0));
		820	PUTBACK;
		821	call_method ("stop", G_DISCARD | G_VOID);
		822	}
		823
		824	ev_set_priority (w, new_priority);
		825
		826	if (active)
		827	{
		828	PUSHMARK (SP);
		829	XPUSHs (ST (0));
		830	PUTBACK;
		831	call_method ("start", G_DISCARD | G_VOID);
		832	}
551	}	833	}
		834	}
552	OUTPUT:	835	OUTPUT:
553	RETVAL	836	RETVAL
554		837
555	double timeout (Event ev, double new_timeout = 0., int repeat = 0)	838	MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
		839
		840	void ev_io_start (ev_io *w)
556	CODE:	841	CODE:
557	RETVAL = ev->timeout;	842	START (io, w);
		843
		844	void ev_io_stop (ev_io *w)
		845	CODE:
		846	STOP (io, w);
		847
		848	void DESTROY (ev_io *w)
		849	CODE:
		850	STOP (io, w);
		851	e_destroy (w);
		852
		853	void set (ev_io *w, SV *fh, int events)
		854	CODE:
		855	{
		856	int fd = sv_fileno (fh);
		857	CHECK_FD (fh, fd);
		858
		859	sv_setsv (w->fh, fh);
		860	RESET (io, w, (w, fd, events));
		861	}
		862
		863	SV *fh (ev_io *w, SV *new_fh = 0)
		864	CODE:
		865	{
558	if (items > 1)	866	if (items > 1)
559	{	867	{
560	if (ev->active) event_del (&ev->ev);	868	int fd = sv_fileno (new_fh);
561	ev->timeout = new_timeout;	869	CHECK_FD (new_fh, fd);
562	ev->interval = repeat;	870
563	ev->abstime = 0;	871	RETVAL = w->fh;
564	if (ev->active) event_add (&ev->ev, e_tv (ev));	872	w->fh = newSVsv (new_fh);
		873
		874	RESET (io, w, (w, fd, w->events));
565	}	875	}
		876	else
		877	RETVAL = newSVsv (w->fh);
		878	}
566	OUTPUT:	879	OUTPUT:
567	RETVAL	880	RETVAL
568		881
569	void timeout_abs (Event ev, double at, double interval = 0.)	882	int events (ev_io *w, int new_events = EV_UNDEF)
570	CODE:	883	CODE:
571	if (ev->active) event_del (&ev->ev);	884	{
572	ev->timeout = at;	885	RETVAL = w->events;
573	ev->interval = interval;
574	ev->abstime = 1;
575	if (ev->active) event_add (&ev->ev, e_tv (ev));
576		886
		887	if (items > 1)
		888	RESET (io, w, (w, w->fd, new_events));
		889	}
		890	OUTPUT:
		891	RETVAL
577		892
578	MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_	893	MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
579		894
580	BOOT:	895	void ev_signal_start (ev_signal *w)
581	{	896	CODE:
582	HV *stash = gv_stashpv ("EV::DNS", 1);	897	START (signal, w);
583		898
584	static const struct {	899	void ev_signal_stop (ev_signal *w)
585	const char *name;	900	CODE:
586	IV iv;	901	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		902
610	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	903	void DESTROY (ev_signal *w)
611	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	904	CODE:
612	}	905	STOP (signal, w);
		906	e_destroy (w);
613		907
614	int evdns_init ()	908	void set (ev_signal *w, SV *signal)
		909	CODE:
		910	{
		911	Signal signum = sv_signum (signal);
		912	CHECK_SIG (signal, signum);
615		913
616	void evdns_shutdown (int fail_requests = 1)	914	RESET (signal, w, (w, signum));
		915	}
617		916
618	const char *evdns_err_to_string (int err)	917	int signal (ev_signal *w, SV *new_signal = 0)
		918	CODE:
		919	{
		920	RETVAL = w->signum;
619		921
620	int evdns_nameserver_add (U32 address)	922	if (items > 1)
		923	{
		924	Signal signum = sv_signum (new_signal);
		925	CHECK_SIG (new_signal, signum);
621		926
622	int evdns_count_nameservers ()	927	RESET (signal, w, (w, signum));
		928	}
		929	}
		930	OUTPUT:
		931	RETVAL
623		932
624	int evdns_clear_nameservers_and_suspend ()	933	MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
625		934
626	int evdns_resume ()	935	void ev_timer_start (ev_timer *w)
		936	INIT:
		937	CHECK_REPEAT (w->repeat);
		938	CODE:
		939	START (timer, w);
627		940
628	int evdns_nameserver_ip_add (char *ip_as_string)	941	void ev_timer_stop (ev_timer *w)
		942	CODE:
		943	STOP (timer, w);
629		944
630	int evdns_resolve_ipv4 (const char *name, int flags, SV *cb)	945	void ev_timer_again (ev_timer *w)
631	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	946	INIT:
632		947	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:	948	CODE:
640	{	949	ev_timer_again (e_loop (w), w);
641	STRLEN len;	950	UNREF (w);
642	char *data = SvPVbyte (addr, len);
643	if (len != (ix ? 16 : 4))
644	croak ("ipv4/ipv6 address to be resolved must be given as 4/16 byte octet string");
645		951
		952	void DESTROY (ev_timer *w)
		953	CODE:
		954	STOP (timer, w);
		955	e_destroy (w);
		956
		957	void set (ev_timer *w, NV after, NV repeat = 0.)
		958	INIT:
		959	CHECK_REPEAT (repeat);
		960	CODE:
		961	RESET (timer, w, (w, after, repeat));
		962
		963	MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
		964
		965	void ev_periodic_start (ev_periodic *w)
		966	INIT:
		967	CHECK_REPEAT (w->interval);
		968	CODE:
		969	START (periodic, w);
		970
		971	void ev_periodic_stop (ev_periodic *w)
		972	CODE:
		973	STOP (periodic, w);
		974
		975	void ev_periodic_again (ev_periodic *w)
		976	CODE:
		977	ev_periodic_again (e_loop (w), w);
		978	UNREF (w);
		979
		980	void DESTROY (ev_periodic *w)
		981	CODE:
		982	STOP (periodic, w);
		983	e_destroy (w);
		984
		985	void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
		986	INIT:
		987	CHECK_REPEAT (interval);
		988	CODE:
		989	{
		990	SvREFCNT_dec (w->fh);
		991	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		992
		993	RESET (periodic, w, (w, at, interval, w->fh ? e_periodic_cb : 0));
		994	}
		995
		996	NV at (ev_periodic *w)
		997	CODE:
		998	RETVAL = ev_periodic_at (w);
		999	OUTPUT:
646	RETVAL = ix	1000	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		1001
653	int evdns_set_option (char *option, char *val, int flags)	1002	MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
654		1003
655	int evdns_resolv_conf_parse (int flags, const char *filename)	1004	void ev_idle_start (ev_idle *w)
		1005	CODE:
		1006	START (idle, w);
656		1007
657	#ifdef MS_WINDOWS	1008	void ev_idle_stop (ev_idle *w)
		1009	CODE:
		1010	STOP (idle, w);
658		1011
659	int evdns_config_windows_nameservers ()	1012	void DESTROY (ev_idle *w)
		1013	CODE:
		1014	STOP (idle, w);
		1015	e_destroy (w);
		1016
		1017	MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_prepare_
		1018
		1019	void ev_prepare_start (ev_prepare *w)
		1020	CODE:
		1021	START (prepare, w);
		1022
		1023	void ev_prepare_stop (ev_prepare *w)
		1024	CODE:
		1025	STOP (prepare, w);
		1026
		1027	void DESTROY (ev_prepare *w)
		1028	CODE:
		1029	STOP (prepare, w);
		1030	e_destroy (w);
		1031
		1032	MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
		1033
		1034	void ev_check_start (ev_check *w)
		1035	CODE:
		1036	START (check, w);
		1037
		1038	void ev_check_stop (ev_check *w)
		1039	CODE:
		1040	STOP (check, w);
		1041
		1042	void DESTROY (ev_check *w)
		1043	CODE:
		1044	STOP (check, w);
		1045	e_destroy (w);
		1046
		1047	MODULE = EV PACKAGE = EV::Fork PREFIX = ev_fork_
		1048
		1049	void ev_fork_start (ev_fork *w)
		1050	CODE:
		1051	START (fork, w);
		1052
		1053	void ev_fork_stop (ev_fork *w)
		1054	CODE:
		1055	STOP (fork, w);
		1056
		1057	void DESTROY (ev_fork *w)
		1058	CODE:
		1059	STOP (fork, w);
		1060	e_destroy (w);
		1061
		1062	MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
		1063
		1064	void ev_child_start (ev_child *w)
		1065	CODE:
		1066	START (child, w);
		1067
		1068	void ev_child_stop (ev_child *w)
		1069	CODE:
		1070	STOP (child, w);
		1071
		1072	void DESTROY (ev_child *w)
		1073	CODE:
		1074	STOP (child, w);
		1075	e_destroy (w);
		1076
		1077	void set (ev_child *w, int pid, int trace)
		1078	CODE:
		1079	RESET (child, w, (w, pid, trace));
		1080
		1081	int pid (ev_child *w)
		1082	ALIAS:
		1083	rpid = 1
		1084	rstatus = 2
		1085	CODE:
		1086	RETVAL = ix == 0 ? w->pid
		1087	: ix == 1 ? w->rpid
		1088	: w->rstatus;
		1089	OUTPUT:
		1090	RETVAL
		1091
		1092	MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
		1093
		1094	void ev_stat_start (ev_stat *w)
		1095	CODE:
		1096	START (stat, w);
		1097
		1098	void ev_stat_stop (ev_stat *w)
		1099	CODE:
		1100	STOP (stat, w);
		1101
		1102	void DESTROY (ev_stat *w)
		1103	CODE:
		1104	STOP (stat, w);
		1105	e_destroy (w);
		1106
		1107	void set (ev_stat *w, SV *path, NV interval)
		1108	CODE:
		1109	{
		1110	sv_setsv (w->fh, path);
		1111	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), interval));
		1112	}
		1113
		1114	SV *path (ev_stat *w, SV *new_path = 0)
		1115	CODE:
		1116	{
		1117	RETVAL = SvREFCNT_inc (w->fh);
		1118
		1119	if (items > 1)
		1120	{
		1121	SvREFCNT_dec (w->fh);
		1122	w->fh = newSVsv (new_path);
		1123	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), w->interval));
		1124	}
		1125	}
		1126	OUTPUT:
		1127	RETVAL
		1128
		1129	NV interval (ev_stat *w, NV new_interval = 0.)
		1130	CODE:
		1131	{
		1132	RETVAL = w->interval;
		1133
		1134	if (items > 1)
		1135	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), new_interval));
		1136	}
		1137	OUTPUT:
		1138	RETVAL
		1139
		1140	void prev (ev_stat *w)
		1141	ALIAS:
		1142	stat = 1
		1143	attr = 2
		1144	PPCODE:
		1145	{
		1146	ev_statdata *s = ix ? &w->attr : &w->prev;
		1147
		1148	if (ix == 1)
		1149	ev_stat_stat (e_loop (w), w);
		1150	else if (!s->st_nlink)
		1151	errno = ENOENT;
		1152
		1153	PL_statcache.st_dev = s->st_nlink;
		1154	PL_statcache.st_ino = s->st_ino;
		1155	PL_statcache.st_mode = s->st_mode;
		1156	PL_statcache.st_nlink = s->st_nlink;
		1157	PL_statcache.st_uid = s->st_uid;
		1158	PL_statcache.st_gid = s->st_gid;
		1159	PL_statcache.st_rdev = s->st_rdev;
		1160	PL_statcache.st_size = s->st_size;
		1161	PL_statcache.st_atime = s->st_atime;
		1162	PL_statcache.st_mtime = s->st_mtime;
		1163	PL_statcache.st_ctime = s->st_ctime;
		1164
		1165	if (GIMME_V == G_SCALAR)
		1166	XPUSHs (boolSV (s->st_nlink));
		1167	else if (GIMME_V == G_ARRAY && s->st_nlink)
		1168	{
		1169	EXTEND (SP, 13);
		1170	PUSHs (sv_2mortal (newSViv (s->st_dev)));
		1171	PUSHs (sv_2mortal (newSViv (s->st_ino)));
		1172	PUSHs (sv_2mortal (newSVuv (s->st_mode)));
		1173	PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
		1174	PUSHs (sv_2mortal (newSViv (s->st_uid)));
		1175	PUSHs (sv_2mortal (newSViv (s->st_gid)));
		1176	PUSHs (sv_2mortal (newSViv (s->st_rdev)));
		1177	PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
		1178	PUSHs (sv_2mortal (newSVnv (s->st_atime)));
		1179	PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
		1180	PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
		1181	PUSHs (sv_2mortal (newSVuv (4096)));
		1182	PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
		1183	}
		1184	}
		1185
		1186	MODULE = EV PACKAGE = EV::Embed PREFIX = ev_embed_
		1187
		1188	void ev_embed_start (ev_embed *w)
		1189	CODE:
		1190	START (embed, w);
		1191
		1192	void ev_embed_stop (ev_embed *w)
		1193	CODE:
		1194	STOP (embed, w);
		1195
		1196	void DESTROY (ev_embed *w)
		1197	CODE:
		1198	STOP (embed, w);
		1199	e_destroy (w);
		1200
		1201	void set (ev_embed *w, struct ev_loop *loop)
		1202	CODE:
		1203	{
		1204	sv_setsv (w->fh, ST (1));
		1205	RESET (embed, w, (w, loop));
		1206	}
		1207
		1208	SV *other (ev_embed *w)
		1209	CODE:
		1210	RETVAL = newSVsv (w->fh);
		1211	OUTPUT:
		1212	RETVAL
		1213
		1214	void ev_embed_sweep (ev_embed *w)
		1215	C_ARGS: e_loop (w), w
		1216
		1217	MODULE = EV PACKAGE = EV::Async PREFIX = ev_async_
		1218
		1219	void ev_async_start (ev_async *w)
		1220	CODE:
		1221	START (async, w);
		1222
		1223	void ev_async_stop (ev_async *w)
		1224	CODE:
		1225	STOP (async, w);
		1226
		1227	void DESTROY (ev_async *w)
		1228	CODE:
		1229	STOP (async, w);
		1230	e_destroy (w);
		1231
		1232	void ev_async_send (ev_async *w)
		1233	C_ARGS: e_loop (w), w
		1234
		1235	SV *ev_async_async_pending (ev_async *w)
		1236	CODE:
		1237	RETVAL = boolSV (ev_async_pending (w));
		1238	OUTPUT:
		1239	RETVAL
		1240
		1241	MODULE = EV PACKAGE = EV::Loop PREFIX = ev_
		1242
		1243	SV *new (SV *klass, unsigned int flags = 0)
		1244	CODE:
		1245	{
		1246	struct ev_loop *loop = ev_loop_new (flags);
		1247
		1248	if (!loop)
		1249	XSRETURN_UNDEF;
		1250
		1251	RETVAL = sv_bless (newRV_noinc (newSViv (PTR2IV (loop))), stash_loop);
		1252	}
		1253	OUTPUT:
		1254	RETVAL
		1255
		1256	void DESTROY (struct ev_loop *loop)
		1257	CODE:
		1258	if (loop != evapi.default_loop) /* global destruction sucks */
		1259	ev_loop_destroy (loop);
		1260
		1261	void ev_loop_fork (struct ev_loop *loop)
		1262
		1263	void ev_loop_verify (struct ev_loop *loop)
		1264
		1265	NV ev_now (struct ev_loop *loop)
		1266
		1267	void ev_now_update (struct ev_loop *loop)
		1268
		1269	void ev_set_io_collect_interval (struct ev_loop *loop, NV interval)
		1270
		1271	void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval)
		1272
		1273	unsigned int ev_backend (struct ev_loop *loop)
		1274
		1275	unsigned int ev_loop_count (struct ev_loop *loop)
		1276
		1277	void ev_loop (struct ev_loop *loop, int flags = 0)
		1278
		1279	void ev_unloop (struct ev_loop *loop, int how = 1)
		1280
		1281	void ev_feed_fd_event (struct ev_loop *loop, int fd, int revents = EV_NONE)
		1282
		1283	#if 0
		1284
		1285	void ev_feed_signal_event (struct ev_loop *loop, SV *signal)
		1286	CODE:
		1287	{
		1288	Signal signum = sv_signum (signal);
		1289	CHECK_SIG (signal, signum);
		1290
		1291	ev_feed_signal_event (loop, signum);
		1292	}
660		1293
661	#endif	1294	#endif
662		1295
663	void evdns_search_clear ()	1296	ev_io *io (struct ev_loop *loop, SV *fh, int events, SV *cb)
664		1297	ALIAS:
665	void evdns_search_add (char *domain)	1298	io_ns = 1
666		1299	CODE:
667	void evdns_search_ndots_set (int ndots)
668
669
670	MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
671
672	BOOT:
673	{	1300	{
674	HV *stash = gv_stashpv ("EV::HTTP", 1);	1301	int fd = sv_fileno (fh);
		1302	CHECK_FD (fh, fd);
675		1303
676	static const struct {	1304	RETVAL = e_new (sizeof (ev_io), cb, ST (0));
677	const char *name;	1305	RETVAL->fh = newSVsv (fh);
678	IV iv;	1306	ev_io_set (RETVAL, fd, events);
679	} *civ, const_iv[] = {	1307	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	}	1308	}
		1309	OUTPUT:
		1310	RETVAL
701		1311
702	MODULE = EV PACKAGE = EV::HTTP::Request PREFIX = evhttp_request_	1312	ev_timer *timer (struct ev_loop *loop, NV after, NV repeat, SV *cb)
		1313	ALIAS:
		1314	timer_ns = 1
		1315	INIT:
		1316	CHECK_REPEAT (repeat);
		1317	CODE:
		1318	RETVAL = e_new (sizeof (ev_timer), cb, ST (0));
		1319	ev_timer_set (RETVAL, after, repeat);
		1320	if (!ix) START (timer, RETVAL);
		1321	OUTPUT:
		1322	RETVAL
703		1323
704	#HttpRequest new (SV *klass, SV *cb)	1324	SV *periodic (struct ev_loop *loop, NV at, NV interval, SV *reschedule_cb, SV *cb)
		1325	ALIAS:
		1326	periodic_ns = 1
		1327	INIT:
		1328	CHECK_REPEAT (interval);
		1329	CODE:
		1330	{
		1331	ev_periodic *w;
		1332	w = e_new (sizeof (ev_periodic), cb, ST (0));
		1333	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1334	ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
		1335	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		1336	if (!ix) START (periodic, w);
		1337	}
		1338	OUTPUT:
		1339	RETVAL
705		1340
706	#void DESTROY (struct evhttp_request *req);	1341	#if 0
707		1342
		1343	ev_signal *signal (struct ev_loop *loop, SV *signal, SV *cb)
		1344	ALIAS:
		1345	signal_ns = 1
		1346	CODE:
		1347	{
		1348	Signal signum = sv_signum (signal);
		1349	CHECK_SIG (signal, signum);
708		1350
		1351	RETVAL = e_new (sizeof (ev_signal), cb, ST (0));
		1352	ev_signal_set (RETVAL, signum);
		1353	if (!ix) START (signal, RETVAL);
		1354	}
		1355	OUTPUT:
		1356	RETVAL
709		1357
		1358	#endif
710		1359
		1360	ev_idle *idle (struct ev_loop *loop, SV *cb)
		1361	ALIAS:
		1362	idle_ns = 1
		1363	CODE:
		1364	RETVAL = e_new (sizeof (ev_idle), cb, ST (0));
		1365	ev_idle_set (RETVAL);
		1366	if (!ix) START (idle, RETVAL);
		1367	OUTPUT:
		1368	RETVAL
711		1369
		1370	ev_prepare *prepare (struct ev_loop *loop, SV *cb)
		1371	ALIAS:
		1372	prepare_ns = 1
		1373	CODE:
		1374	RETVAL = e_new (sizeof (ev_prepare), cb, ST (0));
		1375	ev_prepare_set (RETVAL);
		1376	if (!ix) START (prepare, RETVAL);
		1377	OUTPUT:
		1378	RETVAL
712		1379
		1380	ev_check *check (struct ev_loop *loop, SV *cb)
		1381	ALIAS:
		1382	check_ns = 1
		1383	CODE:
		1384	RETVAL = e_new (sizeof (ev_check), cb, ST (0));
		1385	ev_check_set (RETVAL);
		1386	if (!ix) START (check, RETVAL);
		1387	OUTPUT:
		1388	RETVAL
713		1389
		1390	ev_fork *fork (struct ev_loop *loop, SV *cb)
		1391	ALIAS:
		1392	fork_ns = 1
		1393	CODE:
		1394	RETVAL = e_new (sizeof (ev_fork), cb, ST (0));
		1395	ev_fork_set (RETVAL);
		1396	if (!ix) START (fork, RETVAL);
		1397	OUTPUT:
		1398	RETVAL
714		1399
		1400	ev_child *child (struct ev_loop *loop, int pid, int trace, SV *cb)
		1401	ALIAS:
		1402	child_ns = 1
		1403	CODE:
		1404	RETVAL = e_new (sizeof (ev_child), cb, ST (0));
		1405	ev_child_set (RETVAL, pid, trace);
		1406	if (!ix) START (child, RETVAL);
		1407	OUTPUT:
		1408	RETVAL
		1409
		1410	ev_stat *stat (struct ev_loop *loop, SV *path, NV interval, SV *cb)
		1411	ALIAS:
		1412	stat_ns = 1
		1413	CODE:
		1414	RETVAL = e_new (sizeof (ev_stat), cb, ST (0));
		1415	RETVAL->fh = newSVsv (path);
		1416	ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
		1417	if (!ix) START (stat, RETVAL);
		1418	OUTPUT:
		1419	RETVAL
		1420
		1421	ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = 0)
		1422	ALIAS:
		1423	embed_ns = 1
		1424	CODE:
		1425	{
		1426	if (!(ev_backend (other) & ev_embeddable_backends ()))
		1427	croak ("passed loop is not embeddable via EV::embed,");
		1428
		1429	RETVAL = e_new (sizeof (ev_embed), cb, ST (0));
		1430	RETVAL->fh = newSVsv (ST (1));
		1431	ev_embed_set (RETVAL, other);
		1432	if (!ix) START (embed, RETVAL);
		1433	}
		1434	OUTPUT:
		1435	RETVAL
		1436
		1437	ev_async *async (struct ev_loop *loop, SV *cb)
		1438	ALIAS:
		1439	async_ns = 1
		1440	CODE:
		1441	RETVAL = e_new (sizeof (ev_async), cb, ST (0));
		1442	ev_async_set (RETVAL);
		1443	if (!ix) START (async, RETVAL);
		1444	OUTPUT:
		1445	RETVAL
		1446
		1447	void once (struct ev_loop *loop, SV *fh, int events, SV *timeout, SV *cb)
		1448	CODE:
		1449	ev_once (
		1450	loop,
		1451	sv_fileno (fh), events,
		1452	SvOK (timeout) ? SvNV (timeout) : -1.,
		1453	e_once_cb,
		1454	newSVsv (cb)
		1455	);
		1456

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