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Comparing EV/EV.xs (file contents):
Revision 1.9 by root, Mon Oct 29 07:24:37 2007 UTC vs.
Revision 1.116 by root, Tue Oct 28 08:08:28 2008 UTC

1	#include "EXTERN.h"	1	#include "EXTERN.h"
2	#include "perl.h"	2	#include "perl.h"
3	#include "XSUB.h"	3	#include "XSUB.h"
4		4
5	#include <math.h>
6	#include <netinet/in.h>	5	/*#include <netinet/in.h>*/
7		6
8	#include <sys/time.h>	7	/* fix perl api breakage */
		8	#undef signal
		9	#undef sigaction
		10
		11	#define EV_PROTOTYPES 1
		12	#define EV_USE_NANOSLEEP EV_USE_MONOTONIC
		13	#define EV_H <ev.h>
		14	#include "EV/EVAPI.h"
		15
		16	#define EV_SELECT_IS_WINSOCKET 0
		17	#ifdef _WIN32
		18	# define EV_SELECT_USE_FD_SET 0
		19	# define NFDBITS PERL_NFDBITS
		20	# define fd_mask Perl_fd_mask
		21	#endif
		22	/* due to bugs in OS X we have to use libev/ explicitly here */
		23	#include "libev/ev.c"
		24
		25	#ifndef _WIN32
9	#include <time.h>	26	# include <pthread.h>
10	#include <event.h>	27	#endif
11	#include <evdns.h>
12		28
13	/* workaround for evhttp.h requiring obscure bsd headers */	29	/* 5.10.0 */
14	#ifndef TAILQ_ENTRY	30	#ifndef SvREFCNT_inc_NN
15	#define TAILQ_ENTRY(type) \	31	# define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv)
		32	#endif
		33
		34	#if __GNUC__ >= 3
		35	# define expect(expr,value) __builtin_expect ((expr),(value))
		36	#else
		37	# define expect(expr,value) (expr)
		38	#endif
		39
		40	#define expect_false(expr) expect ((expr) != 0, 0)
		41	#define expect_true(expr) expect ((expr) != 0, 1)
		42
		43	#define e_loop(w) INT2PTR (struct ev_loop *, SvIVX ((w)->loop))
		44
		45	#define WFLAG_KEEPALIVE 1
		46
		47	#define UNREF(w) \
		48	if (!((w)->e_flags & WFLAG_KEEPALIVE) \
		49	&& !ev_is_active (w)) \
		50	ev_unref (e_loop (w));
		51
		52	#define REF(w) \
		53	if (!((w)->e_flags & WFLAG_KEEPALIVE) \
		54	&& ev_is_active (w)) \
		55	ev_ref (e_loop (w));
		56
		57	#define START(type,w) \
		58	do { \
		59	UNREF (w); \
		60	ev_ ## type ## _start (e_loop (w), w); \
		61	} while (0)
		62
		63	#define STOP(type,w) \
		64	do { \
		65	REF (w); \
		66	ev_ ## type ## _stop (e_loop (w), w); \
		67	} while (0)
		68
		69	#define RESET(type,w,seta) \
16	struct { \	70	do { \
17	struct type *tqe_next; /* next element */ \	71	int active = ev_is_active (w); \
18	struct type **tqe_prev; /* address of previous next element */ \	72	if (active) STOP (type, w); \
19	}	73	ev_ ## type ## _set seta; \
20	#endif /* !TAILQ_ENTRY */	74	if (active) START (type, w); \
21	#include <evhttp.h>	75	} while (0)
22		76
23	#define EV_NONE 0	77	typedef int Signal;
24	#define EV_UNDEF -1
25		78
26	#define TIMEOUT_NONE HUGE_VAL	79	static SV *default_loop_sv;
27		80
28	typedef struct event_base *Base;	81	static struct EVAPI evapi;
29		82
30	static HV *stash_base, *stash_event;	83	static HV
		84	*stash_loop,
		85	*stash_watcher,
		86	*stash_io,
		87	*stash_timer,
		88	*stash_periodic,
		89	*stash_signal,
		90	*stash_child,
		91	*stash_stat,
		92	*stash_idle,
		93	*stash_prepare,
		94	*stash_check,
		95	*stash_embed,
		96	*stash_fork,
		97	*stash_async;
31		98
32	static double tv_get (struct timeval *tv)	99	#ifndef SIG_SIZE
33	{	100	/* kudos to Slaven Rezic for the idea */
34	return tv->tv_sec + tv->tv_usec * 1e-6;	101	static char sig_size [] = { SIG_NUM };
35	}	102	# define SIG_SIZE (sizeof (sig_size) + 1)
		103	#endif
36		104
37	static void tv_set (struct timeval *tv, double val)	105	static Signal
		106	sv_signum (SV *sig)
38	{	107	{
39	tv->tv_sec = (long)val;	108	Signal signum;
40	tv->tv_usec = (long)((val - (double)tv->tv_sec) * 1e6);
41		109
		110	SvGETMAGIC (sig);
		111
		112	for (signum = 1; signum < SIG_SIZE; ++signum)
		113	if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
		114	return signum;
		115
		116	signum = SvIV (sig);
		117
		118	if (signum > 0 && signum < SIG_SIZE)
		119	return signum;
		120
		121	return -1;
42	}	122	}
43		123
44	/////////////////////////////////////////////////////////////////////////////	124	/////////////////////////////////////////////////////////////////////////////
45	// Event	125	// Event
46		126
47	typedef struct ev {	127	static void e_cb (EV_P_ ev_watcher *w, int revents);
48	struct event ev;
49	SV *cb, *fh;
50	SV *self; /* contains this struct */
51	double timeout;
52	double interval;
53	unsigned char active;
54	unsigned char abstime;
55	} *Event;
56		128
57	static double	129	static int
58	e_now ()
59	{
60	struct timeval tv;
61	gettimeofday (&tv, 0);
62
63	return tv_get (&tv);
64	}
65
66	static void e_cb (int fd, short events, void *arg);
67
68	static int sv_fileno (SV *fh)	130	sv_fileno (SV *fh)
69	{	131	{
70	SvGETMAGIC (fh);	132	SvGETMAGIC (fh);
71		133
72	if (SvROK (fh))	134	if (SvROK (fh))
73	fh = SvRV (fh);	135	fh = SvRV (fh);
74		136
75	if (SvTYPE (fh) == SVt_PVGV)	137	if (SvTYPE (fh) == SVt_PVGV)
76	return PerlIO_fileno (IoIFP (sv_2io (fh)));	138	return PerlIO_fileno (IoIFP (sv_2io (fh)));
77		139
78	if (SvIOK (fh))	140	if (SvOK (fh) && (SvIV (fh) >= 0) && (SvIV (fh) < 0x7fffffffL))
79	return SvIV (fh);	141	return SvIV (fh);
80		142
81	return -1;	143	return -1;
82	}	144	}
83		145
84	static Event	146	static SV *
85	e_new (SV *fh, short events, SV *cb)	147	e_get_cv (SV *cb_sv)
86	{	148	{
87	int fd = sv_fileno (fh);	149	HV *st;
88	Event ev;	150	GV *gvp;
		151	CV *cv = sv_2cv (cb_sv, &st, &gvp, 0);
		152
		153	if (!cv)
		154	croak ("EV watcher callback must be a CODE reference");
		155
		156	return (SV *)cv;
		157	}
		158
		159	static void *
		160	e_new (int size, SV *cb_sv, SV *loop)
		161	{
		162	SV *cv = cb_sv ? e_get_cv (cb_sv) : 0;
		163	ev_watcher *w;
89	SV *self = NEWSV (0, sizeof (struct ev));	164	SV *self = NEWSV (0, size);
90	SvPOK_only (self);	165	SvPOK_only (self);
91	SvCUR_set (self, sizeof (struct ev));	166	SvCUR_set (self, size);
92		167
93	ev = (Event)SvPVX (self);	168	w = (ev_watcher *)SvPVX (self);
94		169
95	ev->fh = newSVsv (fh);	170	ev_init (w, cv ? e_cb : 0);
96	ev->cb = newSVsv (cb);	171
		172	w->loop = SvREFCNT_inc (SvRV (loop));
		173	w->e_flags = WFLAG_KEEPALIVE;
		174	w->data = 0;
		175	w->fh = 0;
		176	w->cb_sv = SvREFCNT_inc (cv);
97	ev->self = self;	177	w->self = self;
98	ev->timeout = TIMEOUT_NONE;
99	ev->interval = 0.;
100	ev->abstime = 0;
101	ev->active = 0;
102		178
103	event_set (&ev->ev, fd, events, e_cb, (void *)ev);	179	return (void *)w;
104
105	return ev;
106	}	180	}
107		181
108	static struct timeval *	182	static void
109	e_tv (Event ev)	183	e_destroy (void *w_)
110	{	184	{
111	static struct timeval tv;	185	ev_watcher *w = (ev_watcher *)w_;
112	double to = ev->timeout;
113		186
114	if (to == TIMEOUT_NONE)	187	SvREFCNT_dec (w->loop ); w->loop = 0;
115	return 0;	188	SvREFCNT_dec (w->fh ); w->fh = 0;
116		189	SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
117	if (ev->abstime)	190	SvREFCNT_dec (w->data ); w->data = 0;
118	{
119	double now = e_now ();
120
121	if (ev->interval)
122	ev->timeout = (to += ceil ((now - to) / ev->interval) * ev->interval);
123
124	to -= now;
125	}
126	else if (to < 0.)
127	to = 0.;
128
129	tv_set (&tv, to);
130
131	return &tv;
132	}	191	}
133		192
134	static SV *e_self (Event ev)	193	static SV *
		194	e_bless (ev_watcher *w, HV *stash)
135	{	195	{
136	SV *rv;	196	SV *rv;
137		197
138	if (SvOBJECT (ev->self))	198	if (SvOBJECT (w->self))
139	rv = newRV_inc (ev->self);	199	rv = newRV_inc (w->self);
140	else	200	else
141	{	201	{
142	rv = newRV_noinc (ev->self);	202	rv = newRV_noinc (w->self);
143	sv_bless (rv, stash_event);	203	sv_bless (rv, stash);
144	SvREADONLY_on (ev->self);	204	SvREADONLY_on (w->self);
145	}	205	}
146		206
147	return rv;	207	return rv;
148	}	208	}
149		209
150	static int	210	static SV *sv_self_cache, *sv_events_cache;
151	e_start (Event ev)
152	{
153	if (ev->active) event_del (&ev->ev);
154	ev->active = 1;
155	return event_add (&ev->ev, e_tv (ev));
156	}
157
158	static int e_stop (Event ev)
159	{
160	return ev->active
161	? (ev->active = 0), event_del (&ev->ev)
162	: 0;
163	}
164		211
165	static void	212	static void
		213	e_cb (EV_P_ ev_watcher *w, int revents)
		214	{
		215	dSP;
		216	I32 mark = SP - PL_stack_base;
		217	SV *sv_self, *sv_events;
		218
		219	if (expect_true (sv_self_cache))
		220	{
		221	sv_self = sv_self_cache; sv_self_cache = 0;
		222	SvRV_set (sv_self, SvREFCNT_inc_NN (w->self));
		223	}
		224	else
		225	{
		226	sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
		227	SvREADONLY_on (sv_self);
		228	}
		229
		230	if (expect_true (sv_events_cache))
		231	{
		232	sv_events = sv_events_cache; sv_events_cache = 0;
		233	SvIV_set (sv_events, revents);
		234	}
		235	else
		236	{
		237	sv_events = newSViv (revents);
		238	SvREADONLY_on (sv_events);
		239	}
		240
		241	PUSHMARK (SP);
		242	EXTEND (SP, 2);
		243	PUSHs (sv_self);
		244	PUSHs (sv_events);
		245
		246	PUTBACK;
		247	call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
		248
		249	if (expect_false (sv_self_cache))
		250	SvREFCNT_dec (sv_self);
		251	else
		252	{
		253	SvREFCNT_dec (SvRV (sv_self));
		254	SvRV_set (sv_self, &PL_sv_undef);
		255	sv_self_cache = sv_self;
		256	}
		257
		258	if (expect_false (sv_events_cache))
		259	SvREFCNT_dec (sv_events);
		260	else
		261	sv_events_cache = sv_events;
		262
		263	if (SvTRUE (ERRSV))
		264	{
		265	SPAGAIN;
		266	PUSHMARK (SP);
		267	PUTBACK;
		268	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		269	}
		270
		271	SP = PL_stack_base + mark;
		272	PUTBACK;
		273	}
		274
		275	static void
166	e_cb (int fd, short events, void *arg)	276	e_once_cb (int revents, void *arg)
167	{	277	{
168	struct ev *ev = (struct ev*)arg;	278	dSP;
		279	I32 mark = SP - PL_stack_base;
		280	SV *sv_events;
		281
		282	if (sv_events_cache)
		283	{
		284	sv_events = sv_events_cache; sv_events_cache = 0;
		285	SvIV_set (sv_events, revents);
		286	}
		287	else
		288	sv_events = newSViv (revents);
		289
		290	PUSHMARK (SP);
		291	XPUSHs (sv_events);
		292
		293	PUTBACK;
		294	call_sv ((SV *)arg, G_DISCARD | G_VOID | G_EVAL);
		295
		296	SvREFCNT_dec ((SV *)arg);
		297
		298	if (sv_events_cache)
		299	SvREFCNT_dec (sv_events);
		300	else
		301	sv_events_cache = sv_events;
		302
		303	if (SvTRUE (ERRSV))
		304	{
		305	SPAGAIN;
		306	PUSHMARK (SP);
		307	PUTBACK;
		308	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		309	}
		310
		311	SP = PL_stack_base + mark;
		312	PUTBACK;
		313	}
		314
		315	static ev_tstamp
		316	e_periodic_cb (ev_periodic *w, ev_tstamp now)
		317	{
		318	ev_tstamp retval;
		319	int count;
169	dSP;	320	dSP;
170		321
171	ENTER;	322	ENTER;
172	SAVETMPS;	323	SAVETMPS;
173		324
174	if (!(ev->ev.ev_events & EV_PERSIST) || (events & EV_TIMEOUT))
175	ev->active = 0;
176
177	PUSHMARK (SP);	325	PUSHMARK (SP);
178	EXTEND (SP, 2);	326	EXTEND (SP, 2);
179	PUSHs (sv_2mortal (e_self (ev)));	327	PUSHs (newRV_inc (w->self)); /* w->self MUST be blessed by now */
180	PUSHs (sv_2mortal (newSViv (events)));	328	PUSHs (newSVnv (now));
		329
181	PUTBACK;	330	PUTBACK;
182	call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL);	331	count = call_sv (w->fh, G_SCALAR | G_EVAL);
183		332	SPAGAIN;
184	if (ev->interval && !ev->active)
185	e_start (ev);
186
187	FREETMPS;
188		333
189	if (SvTRUE (ERRSV))	334	if (SvTRUE (ERRSV))
190	{	335	{
191	PUSHMARK (SP);	336	PUSHMARK (SP);
192	PUTBACK;	337	PUTBACK;
193	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);	338	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		339	SPAGAIN;
194	}	340	}
195		341
		342	if (count > 0)
		343	{
		344	retval = SvNV (TOPs);
		345
		346	if (retval < now)
		347	retval = now;
		348	}
		349	else
		350	retval = now;
		351
		352	FREETMPS;
196	LEAVE;	353	LEAVE;
197	}
198		354
199	/////////////////////////////////////////////////////////////////////////////	355	return retval;
200	// DNS
201
202	static void
203	dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)
204	{
205	dSP;
206	SV *cb = (SV *)arg;
207
208	ENTER;
209	SAVETMPS;
210	PUSHMARK (SP);
211	EXTEND (SP, count + 3);
212	PUSHs (sv_2mortal (newSViv (result)));
213
214	if (result == DNS_ERR_NONE && ttl >= 0)
215	{
216	int i;
217
218	PUSHs (sv_2mortal (newSViv (type)));
219	PUSHs (sv_2mortal (newSViv (ttl)));
220
221	for (i = 0; i < count; ++i)
222	switch (type)
223	{
224	case DNS_IPv6_AAAA:
225	PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
226	break;
227	case DNS_IPv4_A:
228	PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4)));
229	break;
230	case DNS_PTR:
231	PUSHs (sv_2mortal (newSVpv (*(char **)addresses, 0)));
232	break;
233	}
234	}
235
236	PUTBACK;
237	call_sv (sv_2mortal (cb), G_DISCARD | G_VOID | G_EVAL);
238
239	FREETMPS;
240
241	if (SvTRUE (ERRSV))
242	{
243	PUSHMARK (SP);
244	PUTBACK;
245	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
246	}
247
248	LEAVE;
249	}	356	}
		357
		358	#define CHECK_REPEAT(repeat) if (repeat < 0.) \
		359	croak (# repeat " value must be >= 0");
		360
		361	#define CHECK_FD(fh,fd) if ((fd) < 0) \
		362	croak ("illegal file descriptor or filehandle (either no attached file descriptor or illegal value): %s", SvPV_nolen (fh));
		363
		364	#define CHECK_SIG(sv,num) if ((num) < 0) \
		365	croak ("illegal signal number or name: %s", SvPV_nolen (sv));
250		366
251	/////////////////////////////////////////////////////////////////////////////	367	/////////////////////////////////////////////////////////////////////////////
252	// XS interface functions	368	// XS interface functions
253		369
254	MODULE = EV PACKAGE = EV PREFIX = event_	370	MODULE = EV PACKAGE = EV PREFIX = ev_
		371
		372	PROTOTYPES: ENABLE
255		373
256	BOOT:	374	BOOT:
257	{	375	{
258	HV *stash = gv_stashpv ("EV", 1);	376	HV *stash = gv_stashpv ("EV", 1);
259		377
260	static const struct {	378	static const struct {
261	const char *name;	379	const char *name;
262	IV iv;	380	IV iv;
263	} *civ, const_iv[] = {	381	} *civ, const_iv[] = {
264	# define const_iv(pfx, name) { # name, (IV) pfx ## name },	382	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
		383	const_iv (EV_, MINPRI)
		384	const_iv (EV_, MAXPRI)
		385
		386	const_iv (EV_, UNDEF)
265	const_iv (EV_, NONE)	387	const_iv (EV_, NONE)
266	const_iv (EV_, TIMEOUT)	388	const_iv (EV_, TIMEOUT)
267	const_iv (EV_, READ)	389	const_iv (EV_, READ)
268	const_iv (EV_, WRITE)	390	const_iv (EV_, WRITE)
269	const_iv (EV_, SIGNAL)	391	const_iv (EV_, SIGNAL)
		392	const_iv (EV_, IDLE)
		393	const_iv (EV_, CHECK)
270	const_iv (EV_, PERSIST)	394	const_iv (EV_, ERROR)
		395
271	const_iv (EV, LOOP_ONCE)	396	const_iv (EV, LOOP_ONESHOT)
272	const_iv (EV, LOOP_NONBLOCK)	397	const_iv (EV, LOOP_NONBLOCK)
273	const_iv (EV, BUFFER_READ)	398	const_iv (EV, UNLOOP_ONE)
274	const_iv (EV, BUFFER_WRITE)	399	const_iv (EV, UNLOOP_ALL)
		400
		401	const_iv (EV, BACKEND_SELECT)
		402	const_iv (EV, BACKEND_POLL)
275	const_iv (EV, BUFFER_EOF)	403	const_iv (EV, BACKEND_EPOLL)
		404	const_iv (EV, BACKEND_KQUEUE)
		405	const_iv (EV, BACKEND_DEVPOLL)
276	const_iv (EV, BUFFER_ERROR)	406	const_iv (EV, BACKEND_PORT)
277	const_iv (EV, BUFFER_TIMEOUT)	407	const_iv (EV, FLAG_AUTO)
		408	const_iv (EV, FLAG_NOENV)
		409	const_iv (EV, FLAG_FORKCHECK)
278	};	410	};
279		411
280	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	412	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
281	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	413	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
282		414
		415	stash_loop = gv_stashpv ("EV::Loop" , 1);
283	stash_base = gv_stashpv ("EV::Base" , 1);	416	stash_watcher = gv_stashpv ("EV::Watcher" , 1);
		417	stash_io = gv_stashpv ("EV::IO" , 1);
		418	stash_timer = gv_stashpv ("EV::Timer" , 1);
		419	stash_periodic = gv_stashpv ("EV::Periodic", 1);
		420	stash_signal = gv_stashpv ("EV::Signal" , 1);
		421	stash_idle = gv_stashpv ("EV::Idle" , 1);
		422	stash_prepare = gv_stashpv ("EV::Prepare" , 1);
		423	stash_check = gv_stashpv ("EV::Check" , 1);
		424	stash_child = gv_stashpv ("EV::Child" , 1);
284	stash_event = gv_stashpv ("EV::Event", 1);	425	stash_embed = gv_stashpv ("EV::Embed" , 1);
285	}	426	stash_stat = gv_stashpv ("EV::Stat" , 1);
		427	stash_fork = gv_stashpv ("EV::Fork" , 1);
		428	stash_async = gv_stashpv ("EV::Async" , 1);
286		429
287	double now ()	430	{
288	CODE:	431	SV *sv = perl_get_sv ("EV::API", TRUE);
289	RETVAL = e_now ();	432	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
290	OUTPUT:
291	RETVAL
292		433
293	const char *version ()	434	/* the poor man's shared library emulator */
294	ALIAS:	435	evapi.ver = EV_API_VERSION;
295	method = 1	436	evapi.rev = EV_API_REVISION;
296	CODE:	437	evapi.sv_fileno = sv_fileno;
297	RETVAL = ix ? event_get_method () : event_get_version ();	438	evapi.sv_signum = sv_signum;
298	OUTPUT:	439	evapi.supported_backends = ev_supported_backends ();
299	RETVAL	440	evapi.recommended_backends = ev_recommended_backends ();
		441	evapi.embeddable_backends = ev_embeddable_backends ();
		442	evapi.time_ = ev_time;
		443	evapi.sleep_ = ev_sleep;
		444	evapi.loop_new = ev_loop_new;
		445	evapi.loop_destroy = ev_loop_destroy;
		446	evapi.loop_fork = ev_loop_fork;
		447	evapi.loop_count = ev_loop_count;
		448	evapi.now = ev_now;
		449	evapi.now_update = ev_now_update;
		450	evapi.backend = ev_backend;
		451	evapi.unloop = ev_unloop;
		452	evapi.ref = ev_ref;
		453	evapi.unref = ev_unref;
		454	evapi.loop = ev_loop;
		455	evapi.once = ev_once;
		456	evapi.io_start = ev_io_start;
		457	evapi.io_stop = ev_io_stop;
		458	evapi.timer_start = ev_timer_start;
		459	evapi.timer_stop = ev_timer_stop;
		460	evapi.timer_again = ev_timer_again;
		461	evapi.periodic_start = ev_periodic_start;
		462	evapi.periodic_stop = ev_periodic_stop;
		463	evapi.signal_start = ev_signal_start;
		464	evapi.signal_stop = ev_signal_stop;
		465	evapi.idle_start = ev_idle_start;
		466	evapi.idle_stop = ev_idle_stop;
		467	evapi.prepare_start = ev_prepare_start;
		468	evapi.prepare_stop = ev_prepare_stop;
		469	evapi.check_start = ev_check_start;
		470	evapi.check_stop = ev_check_stop;
		471	evapi.child_start = ev_child_start;
		472	evapi.child_stop = ev_child_stop;
		473	evapi.stat_start = ev_stat_start;
		474	evapi.stat_stop = ev_stat_stop;
		475	evapi.stat_stat = ev_stat_stat;
		476	evapi.embed_start = ev_embed_start;
		477	evapi.embed_stop = ev_embed_stop;
		478	evapi.embed_sweep = ev_embed_sweep;
		479	evapi.fork_start = ev_fork_start;
		480	evapi.fork_stop = ev_fork_stop;
		481	evapi.async_start = ev_async_start;
		482	evapi.async_stop = ev_async_stop;
		483	evapi.async_send = ev_async_send;
		484	evapi.clear_pending = ev_clear_pending;
		485	evapi.invoke = ev_invoke;
300		486
301	Base event_init ()	487	sv_setiv (sv, (IV)&evapi);
		488	SvREADONLY_on (sv);
		489	}
		490	#ifndef _WIN32
		491	pthread_atfork (0, 0, ev_default_fork);
		492	#endif
		493	}
302		494
303	int event_priority_init (int npri)	495	SV *ev_default_loop (unsigned int flags = 0)
		496	CODE:
		497	{
		498	if (!default_loop_sv)
		499	{
		500	evapi.default_loop = ev_default_loop (flags);
304		501
305	int event_dispatch ()	502	if (!evapi.default_loop)
		503	XSRETURN_UNDEF;
306		504
		505	default_loop_sv = sv_bless (newRV_noinc (newSViv (PTR2IV (evapi.default_loop))), stash_loop);
		506	}
		507
		508	RETVAL = newSVsv (default_loop_sv);
		509	}
		510	OUTPUT:
		511	RETVAL
		512
		513	void ev_default_destroy ()
		514	CODE:
		515	ev_default_destroy ();
		516	SvREFCNT_dec (default_loop_sv);
		517	default_loop_sv = 0;
		518
		519	unsigned int ev_supported_backends ()
		520
		521	unsigned int ev_recommended_backends ()
		522
		523	unsigned int ev_embeddable_backends ()
		524
		525	NV ev_time ()
		526
		527	NV ev_now ()
		528	C_ARGS: evapi.default_loop
		529
		530	void ev_now_update ()
		531	C_ARGS: evapi.default_loop
		532
		533	unsigned int ev_backend ()
		534	C_ARGS: evapi.default_loop
		535
		536	unsigned int ev_loop_count ()
		537	C_ARGS: evapi.default_loop
		538
		539	void ev_set_io_collect_interval (NV interval)
		540	C_ARGS: evapi.default_loop, interval
		541
		542	void ev_set_timeout_collect_interval (NV interval)
		543	C_ARGS: evapi.default_loop, interval
		544
307	int event_loop (int flags = 0)	545	void ev_loop (int flags = 0)
		546	C_ARGS: evapi.default_loop, flags
308		547
309	int event_loopexit (double after = 0)	548	void ev_unloop (int how = EVUNLOOP_ONE)
310	CODE:	549	C_ARGS: evapi.default_loop, how
311	{
312	struct timeval tv;
313	tv_set (&tv, after);
314	event_loopexit (&tv);
315	}
316		550
317	Event event (SV *cb)	551	void ev_feed_fd_event (int fd, int revents = EV_NONE)
318	CODE:	552	C_ARGS: evapi.default_loop, fd, revents
319	RETVAL = e_new (NEWSV (0, 0), 0, cb);
320	OUTPUT:
321	RETVAL
322		553
		554	void ev_feed_signal_event (SV *signal)
		555	CODE:
		556	{
		557	Signal signum = sv_signum (signal);
		558	CHECK_SIG (signal, signum);
		559
		560	ev_feed_signal_event (evapi.default_loop, signum);
		561	}
		562
323	Event io (SV *fh, short events, SV *cb)	563	ev_io *io (SV *fh, int events, SV *cb)
324	ALIAS:	564	ALIAS:
325	io_ns = 1	565	io_ns = 1
326	CODE:	566	CODE:
327	RETVAL = e_new (fh, events, cb);	567	{
		568	int fd = sv_fileno (fh);
		569	CHECK_FD (fh, fd);
		570
		571	RETVAL = e_new (sizeof (ev_io), cb, default_loop_sv);
		572	RETVAL->fh = newSVsv (fh);
		573	ev_io_set (RETVAL, fd, events);
328	if (!ix) e_start (RETVAL);	574	if (!ix) START (io, RETVAL);
		575	}
329	OUTPUT:	576	OUTPUT:
330	RETVAL	577	RETVAL
331		578
332	Event timed_io (SV *fh, short events, double timeout, SV *cb)	579	ev_timer *timer (NV after, NV repeat, SV *cb)
333	ALIAS:	580	ALIAS:
334	timed_io_ns = 1	581	timer_ns = 1
		582	INIT:
		583	CHECK_REPEAT (repeat);
335	CODE:	584	CODE:
336	{	585	RETVAL = e_new (sizeof (ev_timer), cb, default_loop_sv);
337	events = timeout ? events & ~EV_PERSIST : events | EV_PERSIST;	586	ev_timer_set (RETVAL, after, repeat);
		587	if (!ix) START (timer, RETVAL);
		588	OUTPUT:
		589	RETVAL
338		590
339	RETVAL = e_new (fh, events, cb);	591	SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
		592	ALIAS:
		593	periodic_ns = 1
		594	INIT:
		595	CHECK_REPEAT (interval);
		596	CODE:
		597	{
		598	ev_periodic *w;
		599	w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
		600	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		601	ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
		602	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		603	if (!ix) START (periodic, w);
		604	}
		605	OUTPUT:
		606	RETVAL
340		607
341	if (timeout)	608	ev_signal *signal (SV *signal, SV *cb)
342	{	609	ALIAS:
343	RETVAL->timeout = timeout;	610	signal_ns = 1
344	RETVAL->interval = 1;	611	CODE:
		612	{
		613	Signal signum = sv_signum (signal);
		614	CHECK_SIG (signal, signum);
		615
		616	RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
		617	ev_signal_set (RETVAL, signum);
		618	if (!ix) START (signal, RETVAL);
		619	}
		620	OUTPUT:
		621	RETVAL
		622
		623	ev_idle *idle (SV *cb)
		624	ALIAS:
		625	idle_ns = 1
		626	CODE:
		627	RETVAL = e_new (sizeof (ev_idle), cb, default_loop_sv);
		628	ev_idle_set (RETVAL);
		629	if (!ix) START (idle, RETVAL);
		630	OUTPUT:
		631	RETVAL
		632
		633	ev_prepare *prepare (SV *cb)
		634	ALIAS:
		635	prepare_ns = 1
		636	CODE:
		637	RETVAL = e_new (sizeof (ev_prepare), cb, default_loop_sv);
		638	ev_prepare_set (RETVAL);
		639	if (!ix) START (prepare, RETVAL);
		640	OUTPUT:
		641	RETVAL
		642
		643	ev_check *check (SV *cb)
		644	ALIAS:
		645	check_ns = 1
		646	CODE:
		647	RETVAL = e_new (sizeof (ev_check), cb, default_loop_sv);
		648	ev_check_set (RETVAL);
		649	if (!ix) START (check, RETVAL);
		650	OUTPUT:
		651	RETVAL
		652
		653	ev_fork *fork (SV *cb)
		654	ALIAS:
		655	fork_ns = 1
		656	CODE:
		657	RETVAL = e_new (sizeof (ev_fork), cb, default_loop_sv);
		658	ev_fork_set (RETVAL);
		659	if (!ix) START (fork, RETVAL);
		660	OUTPUT:
		661	RETVAL
		662
		663	ev_child *child (int pid, int trace, SV *cb)
		664	ALIAS:
		665	child_ns = 1
		666	CODE:
		667	RETVAL = e_new (sizeof (ev_child), cb, default_loop_sv);
		668	ev_child_set (RETVAL, pid, trace);
		669	if (!ix) START (child, RETVAL);
		670	OUTPUT:
		671	RETVAL
		672
		673	ev_stat *stat (SV *path, NV interval, SV *cb)
		674	ALIAS:
		675	stat_ns = 1
		676	CODE:
		677	RETVAL = e_new (sizeof (ev_stat), cb, default_loop_sv);
		678	RETVAL->fh = newSVsv (path);
		679	ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
		680	if (!ix) START (stat, RETVAL);
		681	OUTPUT:
		682	RETVAL
		683
		684	ev_embed *embed (struct ev_loop *loop, SV *cb = 0)
		685	ALIAS:
		686	embed_ns = 1
		687	CODE:
		688	{
		689	if (!(ev_backend (loop) & ev_embeddable_backends ()))
		690	croak ("passed loop is not embeddable via EV::embed,");
		691
		692	RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv);
		693	RETVAL->fh = newSVsv (ST (0));
		694	ev_embed_set (RETVAL, loop);
		695	if (!ix) START (embed, RETVAL);
		696	}
		697	OUTPUT:
		698	RETVAL
		699
		700	ev_async *async (SV *cb)
		701	ALIAS:
		702	async_ns = 1
		703	CODE:
		704	RETVAL = e_new (sizeof (ev_async), cb, default_loop_sv);
		705	ev_async_set (RETVAL);
		706	if (!ix) START (async, RETVAL);
		707	OUTPUT:
		708	RETVAL
		709
		710	void once (SV *fh, int events, SV *timeout, SV *cb)
		711	CODE:
		712	ev_once (
		713	evapi.default_loop,
		714	sv_fileno (fh), events,
		715	SvOK (timeout) ? SvNV (timeout) : -1.,
		716	e_once_cb,
		717	newSVsv (cb)
		718	);
		719
		720	PROTOTYPES: DISABLE
		721
		722	MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
		723
		724	int ev_is_active (ev_watcher *w)
		725
		726	int ev_is_pending (ev_watcher *w)
		727
		728	void ev_invoke (ev_watcher *w, int revents = EV_NONE)
		729	C_ARGS: e_loop (w), w, revents
		730
		731	int ev_clear_pending (ev_watcher *w)
		732	C_ARGS: e_loop (w), w
		733
		734	void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
		735	C_ARGS: e_loop (w), w, revents
		736
		737	int keepalive (ev_watcher *w, int new_value = 0)
		738	CODE:
		739	{
		740	RETVAL = w->e_flags & WFLAG_KEEPALIVE;
		741	new_value = new_value ? WFLAG_KEEPALIVE : 0;
		742
		743	if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE))
		744	{
		745	REF (w);
		746	w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value;
		747	UNREF (w);
345	}	748	}
346
347	if (!ix) e_start (RETVAL);
348	}	749	}
349	OUTPUT:	750	OUTPUT:
350	RETVAL	751	RETVAL
351		752
352	Event timer (double after, int repeat, SV *cb)
353	ALIAS:
354	timer_ns = 1
355	CODE:
356	RETVAL = e_new (NEWSV (0, 0), 0, cb);
357	RETVAL->timeout = after;
358	RETVAL->interval = repeat;
359	if (!ix) e_start (RETVAL);
360	OUTPUT:
361	RETVAL
362
363	Event timer_abs (double at, double interval, SV *cb)
364	ALIAS:
365	timer_abs_ns = 1
366	CODE:
367	RETVAL = e_new (NEWSV (0, 0), 0, cb);
368	RETVAL->timeout = at;
369	RETVAL->interval = interval;
370	RETVAL->abstime = 1;
371	if (!ix) e_start (RETVAL);
372	OUTPUT:
373	RETVAL
374
375	Event signal (SV *signal, SV *cb)
376	ALIAS:
377	signal_ns = 1
378	CODE:
379	RETVAL = e_new (signal, EV_SIGNAL | EV_PERSIST, cb);
380	if (!ix) e_start (RETVAL);
381	OUTPUT:
382	RETVAL
383
384	PROTOTYPES: DISABLE
385
386
387	MODULE = EV PACKAGE = EV::Base PREFIX = event_base_
388
389	Base new ()
390	CODE:
391	RETVAL = event_init ();
392	OUTPUT:
393	RETVAL
394
395	int event_base_dispatch (Base base)
396
397	int event_base_loop (Base base, int flags = 0)
398
399	int event_base_loopexit (Base base, double after)
400	CODE:
401	{
402	struct timeval tv;
403	tv.tv_sec = (long)after;
404	tv.tv_usec = (long)(after - tv.tv_sec) * 1e6;
405	event_base_loopexit (base, &tv);
406	}
407
408	int event_base_priority_init (Base base, int npri)
409
410	void event_base_set (Base base, Event ev)
411	C_ARGS: base, &ev->ev
412
413	void DESTROY (Base base)
414	CODE:
415	/*event_base_free (base);*/ /* causes too many problems */
416
417
418	MODULE = EV PACKAGE = EV::Event PREFIX = event_
419
420	int event_priority_set (Event ev, int pri)
421	C_ARGS: &ev->ev, pri
422
423	int event_add (Event ev, double timeout = TIMEOUT_NONE)
424	CODE:
425	ev->timeout = timeout;
426	ev->abstime = 0;
427	RETVAL = e_start (ev);
428	OUTPUT:
429	RETVAL
430
431	int event_start (Event ev)
432	CODE:
433	RETVAL = e_start (ev);
434	OUTPUT:
435	RETVAL
436
437	int event_del (Event ev)
438	ALIAS:
439	stop = 0
440	CODE:
441	RETVAL = e_stop (ev);
442	OUTPUT:
443	RETVAL
444
445	void DESTROY (Event ev)
446	CODE:
447	e_stop (ev);
448	SvREFCNT_dec (ev->cb);
449	SvREFCNT_dec (ev->fh);
450
451	SV *cb (Event ev, SV *new_cb = 0)	753	SV *cb (ev_watcher *w, SV *new_cb = 0)
452	CODE:	754	CODE:
453	RETVAL = newSVsv (ev->cb);	755	{
454	if (items > 1)
455	sv_setsv (ev->cb, new_cb);
456	OUTPUT:
457	RETVAL
458
459	SV *fh (Event ev, SV *new_fh = 0)
460	ALIAS:
461	signal = 1
462	CODE:
463	RETVAL = newSVsv (ev->fh);
464	if (items > 1)	756	if (items > 1)
465	{	757	{
466	if (ev->active) event_del (&ev->ev);	758	new_cb = e_get_cv (new_cb);
467	sv_setsv (ev->fh, new_fh);	759	RETVAL = newRV_noinc (w->cb_sv);
468	ev->ev.ev_fd = sv_fileno (ev->fh);	760	w->cb_sv = SvREFCNT_inc (new_cb);
469	ev->ev.ev_events = signal ? ev->ev.ev_events | EV_SIGNAL : ev->ev.ev_events & ~EV_SIGNAL;
470	if (ev->active) event_add (&ev->ev, e_tv (ev));
471	}	761	}
		762	else
		763	RETVAL = newRV_inc (w->cb_sv);
		764	}
472	OUTPUT:	765	OUTPUT:
473	RETVAL	766	RETVAL
474		767
475	short events (Event ev, short new_events = EV_UNDEF)	768	SV *data (ev_watcher *w, SV *new_data = 0)
476	CODE:	769	CODE:
477	RETVAL = ev->ev.ev_events;	770	{
		771	RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
		772
478	if (items > 1)	773	if (items > 1)
479	{	774	{
480	if (ev->active) event_del (&ev->ev);	775	SvREFCNT_dec (w->data);
481	ev->ev.ev_events = new_events;	776	w->data = newSVsv (new_data);
482	if (ev->active) event_add (&ev->ev, e_tv (ev));
483	}	777	}
		778	}
484	OUTPUT:	779	OUTPUT:
485	RETVAL	780	RETVAL
486		781
487	double timeout (Event ev, double new_timeout = 0., int repeat = 0)	782	SV *loop (ev_watcher *w)
488	CODE:	783	CODE:
489	RETVAL = ev->timeout;	784	RETVAL = newRV_inc (w->loop);
		785	OUTPUT:
		786	RETVAL
		787
		788	int priority (ev_watcher *w, int new_priority = 0)
		789	CODE:
		790	{
		791	RETVAL = w->priority;
		792
490	if (items > 1)	793	if (items > 1)
491	{	794	{
492	if (ev->active) event_del (&ev->ev);	795	int active = ev_is_active (w);
493	ev->timeout = new_timeout;	796
494	ev->interval = repeat;	797	if (active)
495	ev->abstime = 0;	798	{
496	if (ev->active) event_add (&ev->ev, e_tv (ev));	799	/* grrr. */
		800	PUSHMARK (SP);
		801	XPUSHs (ST (0));
		802	PUTBACK;
		803	call_method ("stop", G_DISCARD | G_VOID);
		804	}
		805
		806	ev_set_priority (w, new_priority);
		807
		808	if (active)
		809	{
		810	PUSHMARK (SP);
		811	XPUSHs (ST (0));
		812	PUTBACK;
		813	call_method ("start", G_DISCARD | G_VOID);
		814	}
497	}	815	}
		816	}
498	OUTPUT:	817	OUTPUT:
499	RETVAL	818	RETVAL
500		819
501	void timeout_abs (Event ev, double at, double interval = 0.)
502	CODE:
503	if (ev->active) event_del (&ev->ev);
504	ev->timeout = at;
505	ev->interval = interval;
506	ev->abstime = 1;
507	if (ev->active) event_add (&ev->ev, e_tv (ev));
508
509
510	MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_	820	MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
511		821
512	BOOT:	822	void ev_io_start (ev_io *w)
513	{	823	CODE:
514	HV *stash = gv_stashpv ("EV::DNS", 1);	824	START (io, w);
515		825
516	static const struct {	826	void ev_io_stop (ev_io *w)
517	const char *name;	827	CODE:
518	IV iv;	828	STOP (io, w);
519	} *civ, const_iv[] = {
520	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
521	const_iv (DNS_, ERR_NONE)
522	const_iv (DNS_, ERR_FORMAT)
523	const_iv (DNS_, ERR_SERVERFAILED)
524	const_iv (DNS_, ERR_NOTEXIST)
525	const_iv (DNS_, ERR_NOTIMPL)
526	const_iv (DNS_, ERR_REFUSED)
527	const_iv (DNS_, ERR_TRUNCATED)
528	const_iv (DNS_, ERR_UNKNOWN)
529	const_iv (DNS_, ERR_TIMEOUT)
530	const_iv (DNS_, ERR_SHUTDOWN)
531	const_iv (DNS_, IPv4_A)
532	const_iv (DNS_, PTR)
533	const_iv (DNS_, IPv6_AAAA)
534	const_iv (DNS_, QUERY_NO_SEARCH)
535	const_iv (DNS_, OPTION_SEARCH)
536	const_iv (DNS_, OPTION_NAMESERVERS)
537	const_iv (DNS_, OPTION_MISC)
538	const_iv (DNS_, OPTIONS_ALL)
539	const_iv (DNS_, NO_SEARCH)
540	};
541		829
542	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	830	void DESTROY (ev_io *w)
543	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	831	CODE:
544	}	832	STOP (io, w);
		833	e_destroy (w);
545		834
546	int evdns_init ()	835	void set (ev_io *w, SV *fh, int events)
		836	CODE:
		837	{
		838	int fd = sv_fileno (fh);
		839	CHECK_FD (fh, fd);
547		840
548	void evdns_shutdown (int fail_requests = 1)	841	sv_setsv (w->fh, fh);
		842	RESET (io, w, (w, fd, events));
		843	}
549		844
550	const char *evdns_err_to_string (int err)	845	SV *fh (ev_io *w, SV *new_fh = 0)
		846	CODE:
		847	{
		848	if (items > 1)
		849	{
		850	int fd = sv_fileno (new_fh);
		851	CHECK_FD (new_fh, fd);
551		852
552	int evdns_nameserver_add (U32 address)	853	RETVAL = w->fh;
		854	w->fh = newSVsv (new_fh);
553		855
554	int evdns_count_nameservers ()	856	RESET (io, w, (w, fd, w->events));
		857	}
		858	else
		859	RETVAL = newSVsv (w->fh);
		860	}
		861	OUTPUT:
		862	RETVAL
555		863
556	int evdns_clear_nameservers_and_suspend ()	864	int events (ev_io *w, int new_events = EV_UNDEF)
		865	CODE:
		866	{
		867	RETVAL = w->events;
557		868
558	int evdns_resume ()	869	if (items > 1)
		870	RESET (io, w, (w, w->fd, new_events));
		871	}
		872	OUTPUT:
		873	RETVAL
559		874
560	int evdns_nameserver_ip_add (char *ip_as_string)	875	MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
561		876
562	int evdns_resolve_ipv4 (const char *name, int flags, SV *cb)	877	void ev_signal_start (ev_signal *w)
563	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	878	CODE:
		879	START (signal, w);
564		880
565	int evdns_resolve_ipv6 (const char *name, int flags, SV *cb)	881	void ev_signal_stop (ev_signal *w)
566	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	882	CODE:
		883	STOP (signal, w);
567		884
568	int evdns_resolve_reverse (SV *addr, int flags, SV *cb)	885	void DESTROY (ev_signal *w)
569	ALIAS:	886	CODE:
570	evdns_resolve_reverse_ipv6 = 1	887	STOP (signal, w);
		888	e_destroy (w);
		889
		890	void set (ev_signal *w, SV *signal)
		891	CODE:
		892	{
		893	Signal signum = sv_signum (signal);
		894	CHECK_SIG (signal, signum);
		895
		896	RESET (signal, w, (w, signum));
		897	}
		898
		899	int signal (ev_signal *w, SV *new_signal = 0)
		900	CODE:
		901	{
		902	RETVAL = w->signum;
		903
		904	if (items > 1)
		905	{
		906	Signal signum = sv_signum (new_signal);
		907	CHECK_SIG (new_signal, signum);
		908
		909	RESET (signal, w, (w, signum));
		910	}
		911	}
		912	OUTPUT:
		913	RETVAL
		914
		915	MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
		916
		917	void ev_timer_start (ev_timer *w)
		918	INIT:
		919	CHECK_REPEAT (w->repeat);
		920	CODE:
		921	START (timer, w);
		922
		923	void ev_timer_stop (ev_timer *w)
		924	CODE:
		925	STOP (timer, w);
		926
		927	void ev_timer_again (ev_timer *w)
		928	INIT:
		929	CHECK_REPEAT (w->repeat);
571	CODE:	930	CODE:
572	{	931	REF (w);
573	STRLEN len;	932	ev_timer_again (e_loop (w), w);
574	char *data = SvPVbyte (addr, len);	933	UNREF (w);
575	if (len != (ix ? 16 : 4))
576	croak ("ipv4/ipv6 address to be resolved must be given as 4/16 byte octet string");
577		934
		935	void DESTROY (ev_timer *w)
		936	CODE:
		937	STOP (timer, w);
		938	e_destroy (w);
		939
		940	void set (ev_timer *w, NV after, NV repeat = 0.)
		941	INIT:
		942	CHECK_REPEAT (repeat);
		943	CODE:
		944	RESET (timer, w, (w, after, repeat));
		945
		946	MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
		947
		948	void ev_periodic_start (ev_periodic *w)
		949	INIT:
		950	CHECK_REPEAT (w->interval);
		951	CODE:
		952	START (periodic, w);
		953
		954	void ev_periodic_stop (ev_periodic *w)
		955	CODE:
		956	STOP (periodic, w);
		957
		958	void ev_periodic_again (ev_periodic *w)
		959	CODE:
		960	REF (w);
		961	ev_periodic_again (e_loop (w), w);
		962	UNREF (w);
		963
		964	void DESTROY (ev_periodic *w)
		965	CODE:
		966	STOP (periodic, w);
		967	e_destroy (w);
		968
		969	void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
		970	INIT:
		971	CHECK_REPEAT (interval);
		972	CODE:
		973	{
		974	SvREFCNT_dec (w->fh);
		975	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		976
		977	RESET (periodic, w, (w, at, interval, w->fh ? e_periodic_cb : 0));
		978	}
		979
		980	NV at (ev_periodic *w)
		981	CODE:
		982	RETVAL = ev_periodic_at (w);
		983	OUTPUT:
578	RETVAL = ix	984	RETVAL
579	? evdns_resolve_reverse_ipv6 ((struct in6_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb))
580	: evdns_resolve_reverse ((struct in_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb));
581	}
582	OUTPUT:
583	RETVAL
584		985
585	int evdns_set_option (char *option, char *val, int flags)	986	MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
586		987
587	int evdns_resolv_conf_parse (int flags, const char *filename)	988	void ev_idle_start (ev_idle *w)
		989	CODE:
		990	START (idle, w);
588		991
589	#ifdef MS_WINDOWS	992	void ev_idle_stop (ev_idle *w)
		993	CODE:
		994	STOP (idle, w);
590		995
591	int evdns_config_windows_nameservers ()	996	void DESTROY (ev_idle *w)
		997	CODE:
		998	STOP (idle, w);
		999	e_destroy (w);
		1000
		1001	MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_prepare_
		1002
		1003	void ev_prepare_start (ev_prepare *w)
		1004	CODE:
		1005	START (prepare, w);
		1006
		1007	void ev_prepare_stop (ev_prepare *w)
		1008	CODE:
		1009	STOP (prepare, w);
		1010
		1011	void DESTROY (ev_prepare *w)
		1012	CODE:
		1013	STOP (prepare, w);
		1014	e_destroy (w);
		1015
		1016	MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
		1017
		1018	void ev_check_start (ev_check *w)
		1019	CODE:
		1020	START (check, w);
		1021
		1022	void ev_check_stop (ev_check *w)
		1023	CODE:
		1024	STOP (check, w);
		1025
		1026	void DESTROY (ev_check *w)
		1027	CODE:
		1028	STOP (check, w);
		1029	e_destroy (w);
		1030
		1031	MODULE = EV PACKAGE = EV::Fork PREFIX = ev_fork_
		1032
		1033	void ev_fork_start (ev_fork *w)
		1034	CODE:
		1035	START (fork, w);
		1036
		1037	void ev_fork_stop (ev_fork *w)
		1038	CODE:
		1039	STOP (fork, w);
		1040
		1041	void DESTROY (ev_fork *w)
		1042	CODE:
		1043	STOP (fork, w);
		1044	e_destroy (w);
		1045
		1046	MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
		1047
		1048	void ev_child_start (ev_child *w)
		1049	CODE:
		1050	START (child, w);
		1051
		1052	void ev_child_stop (ev_child *w)
		1053	CODE:
		1054	STOP (child, w);
		1055
		1056	void DESTROY (ev_child *w)
		1057	CODE:
		1058	STOP (child, w);
		1059	e_destroy (w);
		1060
		1061	void set (ev_child *w, int pid, int trace)
		1062	CODE:
		1063	RESET (child, w, (w, pid, trace));
		1064
		1065	int pid (ev_child *w)
		1066	ALIAS:
		1067	rpid = 1
		1068	rstatus = 2
		1069	CODE:
		1070	RETVAL = ix == 0 ? w->pid
		1071	: ix == 1 ? w->rpid
		1072	: w->rstatus;
		1073	OUTPUT:
		1074	RETVAL
		1075
		1076	MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
		1077
		1078	void ev_stat_start (ev_stat *w)
		1079	CODE:
		1080	START (stat, w);
		1081
		1082	void ev_stat_stop (ev_stat *w)
		1083	CODE:
		1084	STOP (stat, w);
		1085
		1086	void DESTROY (ev_stat *w)
		1087	CODE:
		1088	STOP (stat, w);
		1089	e_destroy (w);
		1090
		1091	void set (ev_stat *w, SV *path, NV interval)
		1092	CODE:
		1093	{
		1094	sv_setsv (w->fh, path);
		1095	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), interval));
		1096	}
		1097
		1098	SV *path (ev_stat *w, SV *new_path = 0)
		1099	CODE:
		1100	{
		1101	RETVAL = SvREFCNT_inc (w->fh);
		1102
		1103	if (items > 1)
		1104	{
		1105	SvREFCNT_dec (w->fh);
		1106	w->fh = newSVsv (new_path);
		1107	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), w->interval));
		1108	}
		1109	}
		1110	OUTPUT:
		1111	RETVAL
		1112
		1113	NV interval (ev_stat *w, NV new_interval = 0.)
		1114	CODE:
		1115	{
		1116	RETVAL = w->interval;
		1117
		1118	if (items > 1)
		1119	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), new_interval));
		1120	}
		1121	OUTPUT:
		1122	RETVAL
		1123
		1124	void prev (ev_stat *w)
		1125	ALIAS:
		1126	stat = 1
		1127	attr = 2
		1128	PPCODE:
		1129	{
		1130	ev_statdata *s = ix ? &w->attr : &w->prev;
		1131
		1132	if (ix == 1)
		1133	ev_stat_stat (e_loop (w), w);
		1134	else if (!s->st_nlink)
		1135	errno = ENOENT;
		1136
		1137	PL_statcache.st_dev = s->st_nlink;
		1138	PL_statcache.st_ino = s->st_ino;
		1139	PL_statcache.st_mode = s->st_mode;
		1140	PL_statcache.st_nlink = s->st_nlink;
		1141	PL_statcache.st_uid = s->st_uid;
		1142	PL_statcache.st_gid = s->st_gid;
		1143	PL_statcache.st_rdev = s->st_rdev;
		1144	PL_statcache.st_size = s->st_size;
		1145	PL_statcache.st_atime = s->st_atime;
		1146	PL_statcache.st_mtime = s->st_mtime;
		1147	PL_statcache.st_ctime = s->st_ctime;
		1148
		1149	if (GIMME_V == G_SCALAR)
		1150	XPUSHs (boolSV (s->st_nlink));
		1151	else if (GIMME_V == G_ARRAY && s->st_nlink)
		1152	{
		1153	EXTEND (SP, 13);
		1154	PUSHs (sv_2mortal (newSViv (s->st_dev)));
		1155	PUSHs (sv_2mortal (newSViv (s->st_ino)));
		1156	PUSHs (sv_2mortal (newSVuv (s->st_mode)));
		1157	PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
		1158	PUSHs (sv_2mortal (newSViv (s->st_uid)));
		1159	PUSHs (sv_2mortal (newSViv (s->st_gid)));
		1160	PUSHs (sv_2mortal (newSViv (s->st_rdev)));
		1161	PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
		1162	PUSHs (sv_2mortal (newSVnv (s->st_atime)));
		1163	PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
		1164	PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
		1165	PUSHs (sv_2mortal (newSVuv (4096)));
		1166	PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
		1167	}
		1168	}
		1169
		1170	MODULE = EV PACKAGE = EV::Embed PREFIX = ev_embed_
		1171
		1172	void ev_embed_start (ev_embed *w)
		1173	CODE:
		1174	START (embed, w);
		1175
		1176	void ev_embed_stop (ev_embed *w)
		1177	CODE:
		1178	STOP (embed, w);
		1179
		1180	void DESTROY (ev_embed *w)
		1181	CODE:
		1182	STOP (embed, w);
		1183	e_destroy (w);
		1184
		1185	void set (ev_embed *w, struct ev_loop *loop)
		1186	CODE:
		1187	{
		1188	sv_setsv (w->fh, ST (1));
		1189	RESET (embed, w, (w, loop));
		1190	}
		1191
		1192	SV *other (ev_embed *w)
		1193	CODE:
		1194	RETVAL = newSVsv (w->fh);
		1195	OUTPUT:
		1196	RETVAL
		1197
		1198	void ev_embed_sweep (ev_embed *w)
		1199	C_ARGS: e_loop (w), w
		1200
		1201	MODULE = EV PACKAGE = EV::Async PREFIX = ev_async_
		1202
		1203	void ev_async_start (ev_async *w)
		1204	CODE:
		1205	START (async, w);
		1206
		1207	void ev_async_stop (ev_async *w)
		1208	CODE:
		1209	STOP (async, w);
		1210
		1211	void DESTROY (ev_async *w)
		1212	CODE:
		1213	STOP (async, w);
		1214	e_destroy (w);
		1215
		1216	void ev_async_send (ev_async *w)
		1217	C_ARGS: e_loop (w), w
		1218
		1219	SV *ev_async_async_pending (ev_async *w)
		1220	CODE:
		1221	RETVAL = boolSV (ev_async_pending (w));
		1222	OUTPUT:
		1223	RETVAL
		1224
		1225	MODULE = EV PACKAGE = EV::Loop PREFIX = ev_
		1226
		1227	SV *new (SV *klass, unsigned int flags = 0)
		1228	CODE:
		1229	{
		1230	struct ev_loop *loop = ev_loop_new (flags);
		1231
		1232	if (!loop)
		1233	XSRETURN_UNDEF;
		1234
		1235	RETVAL = sv_bless (newRV_noinc (newSViv (PTR2IV (loop))), stash_loop);
		1236	}
		1237	OUTPUT:
		1238	RETVAL
		1239
		1240	void DESTROY (struct ev_loop *loop)
		1241	CODE:
		1242	if (loop != evapi.default_loop) /* global destruction sucks */
		1243	ev_loop_destroy (loop);
		1244
		1245	void ev_loop_fork (struct ev_loop *loop)
		1246
		1247	void ev_loop_verify (struct ev_loop *loop)
		1248
		1249	NV ev_now (struct ev_loop *loop)
		1250
		1251	void ev_now_update (struct ev_loop *loop)
		1252
		1253	void ev_set_io_collect_interval (struct ev_loop *loop, NV interval)
		1254
		1255	void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval)
		1256
		1257	unsigned int ev_backend (struct ev_loop *loop)
		1258
		1259	unsigned int ev_loop_count (struct ev_loop *loop)
		1260
		1261	void ev_loop (struct ev_loop *loop, int flags = 0)
		1262
		1263	void ev_unloop (struct ev_loop *loop, int how = 1)
		1264
		1265	void ev_feed_fd_event (struct ev_loop *loop, int fd, int revents = EV_NONE)
		1266
		1267	#if 0
		1268
		1269	void ev_feed_signal_event (struct ev_loop *loop, SV *signal)
		1270	CODE:
		1271	{
		1272	Signal signum = sv_signum (signal);
		1273	CHECK_SIG (signal, signum);
		1274
		1275	ev_feed_signal_event (loop, signum);
		1276	}
592		1277
593	#endif	1278	#endif
594		1279
595	void evdns_search_clear ()	1280	ev_io *io (struct ev_loop *loop, SV *fh, int events, SV *cb)
596		1281	ALIAS:
597	void evdns_search_add (char *domain)	1282	io_ns = 1
598		1283	CODE:
599	void evdns_search_ndots_set (int ndots)
600
601
602	MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
603
604	BOOT:
605	{	1284	{
606	HV *stash = gv_stashpv ("EV::HTTP", 1);	1285	int fd = sv_fileno (fh);
		1286	CHECK_FD (fh, fd);
607		1287
608	static const struct {	1288	RETVAL = e_new (sizeof (ev_io), cb, ST (0));
609	const char *name;	1289	RETVAL->fh = newSVsv (fh);
610	IV iv;	1290	ev_io_set (RETVAL, fd, events);
611	} *civ, const_iv[] = {	1291	if (!ix) START (io, RETVAL);
612	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
613	const_iv (HTTP_, OK)
614	const_iv (HTTP_, NOCONTENT)
615	const_iv (HTTP_, MOVEPERM)
616	const_iv (HTTP_, MOVETEMP)
617	const_iv (HTTP_, NOTMODIFIED)
618	const_iv (HTTP_, BADREQUEST)
619	const_iv (HTTP_, NOTFOUND)
620	const_iv (HTTP_, SERVUNAVAIL)
621	const_iv (EVHTTP_, REQ_OWN_CONNECTION)
622	const_iv (EVHTTP_, PROXY_REQUEST)
623	const_iv (EVHTTP_, REQ_GET)
624	const_iv (EVHTTP_, REQ_POST)
625	const_iv (EVHTTP_, REQ_HEAD)
626	const_iv (EVHTTP_, REQUEST)
627	const_iv (EVHTTP_, RESPONSE)
628	};
629
630	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
631	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
632	}	1292	}
		1293	OUTPUT:
		1294	RETVAL
633		1295
634	MODULE = EV PACKAGE = EV::HTTP::Request PREFIX = evhttp_request_	1296	ev_timer *timer (struct ev_loop *loop, NV after, NV repeat, SV *cb)
		1297	ALIAS:
		1298	timer_ns = 1
		1299	INIT:
		1300	CHECK_REPEAT (repeat);
		1301	CODE:
		1302	RETVAL = e_new (sizeof (ev_timer), cb, ST (0));
		1303	ev_timer_set (RETVAL, after, repeat);
		1304	if (!ix) START (timer, RETVAL);
		1305	OUTPUT:
		1306	RETVAL
635		1307
636	#HttpRequest new (SV *klass, SV *cb)	1308	SV *periodic (struct ev_loop *loop, NV at, NV interval, SV *reschedule_cb, SV *cb)
		1309	ALIAS:
		1310	periodic_ns = 1
		1311	INIT:
		1312	CHECK_REPEAT (interval);
		1313	CODE:
		1314	{
		1315	ev_periodic *w;
		1316	w = e_new (sizeof (ev_periodic), cb, ST (0));
		1317	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		1318	ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
		1319	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		1320	if (!ix) START (periodic, w);
		1321	}
		1322	OUTPUT:
		1323	RETVAL
637		1324
638	#void DESTROY (struct evhttp_request *req);	1325	#if 0
639		1326
		1327	ev_signal *signal (struct ev_loop *loop, SV *signal, SV *cb)
		1328	ALIAS:
		1329	signal_ns = 1
		1330	CODE:
		1331	{
		1332	Signal signum = sv_signum (signal);
		1333	CHECK_SIG (signal, signum);
640		1334
		1335	RETVAL = e_new (sizeof (ev_signal), cb, ST (0));
		1336	ev_signal_set (RETVAL, signum);
		1337	if (!ix) START (signal, RETVAL);
		1338	}
		1339	OUTPUT:
		1340	RETVAL
641		1341
		1342	#endif
642		1343
		1344	ev_idle *idle (struct ev_loop *loop, SV *cb)
		1345	ALIAS:
		1346	idle_ns = 1
		1347	CODE:
		1348	RETVAL = e_new (sizeof (ev_idle), cb, ST (0));
		1349	ev_idle_set (RETVAL);
		1350	if (!ix) START (idle, RETVAL);
		1351	OUTPUT:
		1352	RETVAL
643		1353
		1354	ev_prepare *prepare (struct ev_loop *loop, SV *cb)
		1355	ALIAS:
		1356	prepare_ns = 1
		1357	CODE:
		1358	RETVAL = e_new (sizeof (ev_prepare), cb, ST (0));
		1359	ev_prepare_set (RETVAL);
		1360	if (!ix) START (prepare, RETVAL);
		1361	OUTPUT:
		1362	RETVAL
644		1363
		1364	ev_check *check (struct ev_loop *loop, SV *cb)
		1365	ALIAS:
		1366	check_ns = 1
		1367	CODE:
		1368	RETVAL = e_new (sizeof (ev_check), cb, ST (0));
		1369	ev_check_set (RETVAL);
		1370	if (!ix) START (check, RETVAL);
		1371	OUTPUT:
		1372	RETVAL
645		1373
		1374	ev_fork *fork (struct ev_loop *loop, SV *cb)
		1375	ALIAS:
		1376	fork_ns = 1
		1377	CODE:
		1378	RETVAL = e_new (sizeof (ev_fork), cb, ST (0));
		1379	ev_fork_set (RETVAL);
		1380	if (!ix) START (fork, RETVAL);
		1381	OUTPUT:
		1382	RETVAL
646		1383
		1384	ev_child *child (struct ev_loop *loop, int pid, int trace, SV *cb)
		1385	ALIAS:
		1386	child_ns = 1
		1387	CODE:
		1388	RETVAL = e_new (sizeof (ev_child), cb, ST (0));
		1389	ev_child_set (RETVAL, pid, trace);
		1390	if (!ix) START (child, RETVAL);
		1391	OUTPUT:
		1392	RETVAL
		1393
		1394	ev_stat *stat (struct ev_loop *loop, SV *path, NV interval, SV *cb)
		1395	ALIAS:
		1396	stat_ns = 1
		1397	CODE:
		1398	RETVAL = e_new (sizeof (ev_stat), cb, ST (0));
		1399	RETVAL->fh = newSVsv (path);
		1400	ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
		1401	if (!ix) START (stat, RETVAL);
		1402	OUTPUT:
		1403	RETVAL
		1404
		1405	ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = 0)
		1406	ALIAS:
		1407	embed_ns = 1
		1408	CODE:
		1409	{
		1410	if (!(ev_backend (other) & ev_embeddable_backends ()))
		1411	croak ("passed loop is not embeddable via EV::embed,");
		1412
		1413	RETVAL = e_new (sizeof (ev_embed), cb, ST (0));
		1414	RETVAL->fh = newSVsv (ST (1));
		1415	ev_embed_set (RETVAL, other);
		1416	if (!ix) START (embed, RETVAL);
		1417	}
		1418	OUTPUT:
		1419	RETVAL
		1420
		1421	ev_async *async (struct ev_loop *loop, SV *cb)
		1422	ALIAS:
		1423	async_ns = 1
		1424	CODE:
		1425	RETVAL = e_new (sizeof (ev_async), cb, ST (0));
		1426	ev_async_set (RETVAL);
		1427	if (!ix) START (async, RETVAL);
		1428	OUTPUT:
		1429	RETVAL
		1430
		1431	void once (struct ev_loop *loop, SV *fh, int events, SV *timeout, SV *cb)
		1432	CODE:
		1433	ev_once (
		1434	loop,
		1435	sv_fileno (fh), events,
		1436	SvOK (timeout) ? SvNV (timeout) : -1.,
		1437	e_once_cb,
		1438	newSVsv (cb)
		1439	);
		1440

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