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Comparing EV/EV.xs (file contents):
Revision 1.14 by root, Tue Oct 30 12:48:29 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 */
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	#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) \
		70	do { \
		71	int active = ev_is_active (w); \
		72	if (active) STOP (type, w); \
		73	ev_ ## type ## _set seta; \
		74	if (active) START (type, w); \
		75	} while (0)
		76
31	typedef int Signal;	77	typedef int Signal;
32		78
		79	static SV *default_loop_sv;
		80
33	static struct EVAPI evapi;	81	static struct EVAPI evapi;
34		82
35	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;
36		98
37	static double tv_get (struct timeval *tv)	99	#ifndef SIG_SIZE
38	{	100	/* kudos to Slaven Rezic for the idea */
39	return tv->tv_sec + tv->tv_usec * 1e-6;	101	static char sig_size [] = { SIG_NUM };
40	}	102	# define SIG_SIZE (sizeof (sig_size) + 1)
		103	#endif
41		104
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	105	static Signal
50	sv_signum (SV *sig)	106	sv_signum (SV *sig)
51	{	107	{
52	int signum;	108	Signal signum;
53		109
54	if (SvIV (sig) > 0)	110	SvGETMAGIC (sig);
55	return SvIV (sig);
56		111
57	for (signum = 1; signum < SIG_SIZE; ++signum)	112	for (signum = 1; signum < SIG_SIZE; ++signum)
58	if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))	113	if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
59	return signum;	114	return signum;
60		115
		116	signum = SvIV (sig);
		117
		118	if (signum > 0 && signum < SIG_SIZE)
		119	return signum;
		120
61	return -1;	121	return -1;
62	}
63
64	static void
65	api_once (int fd, short events, double timeout, void (*cb)(int, short, void *), void *arg)
66	{
67	if (timeout >= 0.)
68	{
69	struct timeval tv;
70	tv_set (&tv, timeout);
71	event_once (fd, events, cb, arg, &tv);
72	}
73	else
74	event_once (fd, events, cb, arg, 0);
75	}	122	}
76		123
77	/////////////////////////////////////////////////////////////////////////////	124	/////////////////////////////////////////////////////////////////////////////
78	// Event	125	// Event
79		126
80	typedef struct ev {	127	static void e_cb (EV_P_ ev_watcher *w, int revents);
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		128
90	static double	129	static int
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)	130	sv_fileno (SV *fh)
102	{	131	{
103	SvGETMAGIC (fh);	132	SvGETMAGIC (fh);
104		133
105	if (SvROK (fh))	134	if (SvROK (fh))
106	fh = SvRV (fh);	135	fh = SvRV (fh);
107		136
108	if (SvTYPE (fh) == SVt_PVGV)	137	if (SvTYPE (fh) == SVt_PVGV)
109	return PerlIO_fileno (IoIFP (sv_2io (fh)));	138	return PerlIO_fileno (IoIFP (sv_2io (fh)));
110		139
111	if (SvIOK (fh))	140	if (SvOK (fh) && (SvIV (fh) >= 0) && (SvIV (fh) < 0x7fffffffL))
112	return SvIV (fh);	141	return SvIV (fh);
113		142
114	return -1;	143	return -1;
115	}	144	}
116		145
117	static Event	146	static SV *
118	e_new (SV *fh, short events, SV *cb)	147	e_get_cv (SV *cb_sv)
119	{	148	{
120	int fd = sv_fileno (fh);	149	HV *st;
121	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;
122	SV *self = NEWSV (0, sizeof (struct ev));	164	SV *self = NEWSV (0, size);
123	SvPOK_only (self);	165	SvPOK_only (self);
124	SvCUR_set (self, sizeof (struct ev));	166	SvCUR_set (self, size);
125		167
126	ev = (Event)SvPVX (self);	168	w = (ev_watcher *)SvPVX (self);
127		169
128	ev->fh = newSVsv (fh);	170	ev_init (w, cv ? e_cb : 0);
129	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);
130	ev->self = self;	177	w->self = self;
131	ev->timeout = TIMEOUT_NONE;
132	ev->interval = 0.;
133	ev->abstime = 0;
134	ev->active = 0;
135		178
136	event_set (&ev->ev, fd, events, e_cb, (void *)ev);	179	return (void *)w;
137
138	return ev;
139	}	180	}
140		181
141	static struct timeval *	182	static void
142	e_tv (Event ev)	183	e_destroy (void *w_)
143	{	184	{
144	static struct timeval tv;	185	ev_watcher *w = (ev_watcher *)w_;
145	double to = ev->timeout;
146		186
147	if (to == TIMEOUT_NONE)	187	SvREFCNT_dec (w->loop ); w->loop = 0;
148	return 0;	188	SvREFCNT_dec (w->fh ); w->fh = 0;
149		189	SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
150	if (ev->abstime)	190	SvREFCNT_dec (w->data ); w->data = 0;
151	{
152	double now = e_now ();
153
154	if (ev->interval)
155	ev->timeout = (to += ceil ((now - to) / ev->interval) * ev->interval);
156
157	to -= now;
158	}
159	else if (to < 0.)
160	to = 0.;
161
162	tv_set (&tv, to);
163
164	return &tv;
165	}	191	}
166		192
167	static SV *e_self (Event ev)	193	static SV *
		194	e_bless (ev_watcher *w, HV *stash)
168	{	195	{
169	SV *rv;	196	SV *rv;
170		197
171	if (SvOBJECT (ev->self))	198	if (SvOBJECT (w->self))
172	rv = newRV_inc (ev->self);	199	rv = newRV_inc (w->self);
173	else	200	else
174	{	201	{
175	rv = newRV_noinc (ev->self);	202	rv = newRV_noinc (w->self);
176	sv_bless (rv, stash_event);	203	sv_bless (rv, stash);
177	SvREADONLY_on (ev->self);	204	SvREADONLY_on (w->self);
178	}	205	}
179		206
180	return rv;	207	return rv;
181	}	208	}
182		209
183	static int	210	static SV *sv_self_cache, *sv_events_cache;
184	e_start (Event ev)
185	{
186	if (ev->active) event_del (&ev->ev);
187	ev->active = 1;
188	return event_add (&ev->ev, e_tv (ev));
189	}
190
191	static int e_stop (Event ev)
192	{
193	return ev->active
194	? (ev->active = 0), event_del (&ev->ev)
195	: 0;
196	}
197		211
198	static void	212	static void
199	e_cb (int fd, short events, void *arg)	213	e_cb (EV_P_ ev_watcher *w, int revents)
200	{	214	{
201	struct ev *ev = (struct ev*)arg;
202	dSP;	215	dSP;
203	I32 mark = SP - PL_stack_base;	216	I32 mark = SP - PL_stack_base;
204	SV *sv_self, *sv_events;	217	SV *sv_self, *sv_events;
205	static SV *sv_events_cache;
206		218
207	if (!(ev->ev.ev_events & EV_PERSIST) || (events & EV_TIMEOUT))	219	if (expect_true (sv_self_cache))
208	ev->active = 0;	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	}
209		229
210	sv_self = e_self (ev);
211
212	if (sv_events_cache)	230	if (expect_true (sv_events_cache))
213	{	231	{
214	sv_events = sv_events_cache; sv_events_cache = 0;	232	sv_events = sv_events_cache; sv_events_cache = 0;
215	SvIV_set (sv_events, events);	233	SvIV_set (sv_events, revents);
216	}	234	}
217	else	235	else
		236	{
218	sv_events = newSViv (events);	237	sv_events = newSViv (revents);
		238	SvREADONLY_on (sv_events);
		239	}
219		240
220	PUSHMARK (SP);	241	PUSHMARK (SP);
221	EXTEND (SP, 2);	242	EXTEND (SP, 2);
222	PUSHs (sv_self);	243	PUSHs (sv_self);
223	PUSHs (sv_events);	244	PUSHs (sv_events);
		245
224	PUTBACK;	246	PUTBACK;
225	call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL);	247	call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
226	SP = PL_stack_base + mark; PUTBACK;
227		248
		249	if (expect_false (sv_self_cache))
228	SvREFCNT_dec (sv_self);	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
		276	e_once_cb (int revents, void *arg)
		277	{
		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);
229		297
230	if (sv_events_cache)	298	if (sv_events_cache)
231	SvREFCNT_dec (sv_events);	299	SvREFCNT_dec (sv_events);
232	else	300	else
233	sv_events_cache = sv_events;	301	sv_events_cache = sv_events;
234		302
235	if (ev->interval && !ev->active)	303	if (SvTRUE (ERRSV))
236	e_start (ev);	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;
		320	dSP;
		321
		322	ENTER;
		323	SAVETMPS;
		324
		325	PUSHMARK (SP);
		326	EXTEND (SP, 2);
		327	PUSHs (newRV_inc (w->self)); /* w->self MUST be blessed by now */
		328	PUSHs (newSVnv (now));
		329
		330	PUTBACK;
		331	count = call_sv (w->fh, G_SCALAR | G_EVAL);
		332	SPAGAIN;
237		333
238	if (SvTRUE (ERRSV))	334	if (SvTRUE (ERRSV))
239	{	335	{
240	PUSHMARK (SP);	336	PUSHMARK (SP);
241	PUTBACK;	337	PUTBACK;
242	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);
243	SP = PL_stack_base + mark; PUTBACK;	339	SPAGAIN;
244	}	340	}
245	}
246		341
247	/////////////////////////////////////////////////////////////////////////////	342	if (count > 0)
248	// DNS
249
250	static void
251	dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)
252	{
253	dSP;
254	SV *cb = (SV *)arg;
255
256	ENTER;
257	SAVETMPS;
258	PUSHMARK (SP);
259	EXTEND (SP, count + 3);
260	PUSHs (sv_2mortal (newSViv (result)));
261
262	if (result == DNS_ERR_NONE && ttl >= 0)
263	{	343	{
264	int i;	344	retval = SvNV (TOPs);
265		345
266	PUSHs (sv_2mortal (newSViv (type)));	346	if (retval < now)
267	PUSHs (sv_2mortal (newSViv (ttl)));	347	retval = now;
268
269	for (i = 0; i < count; ++i)
270	switch (type)
271	{
272	case DNS_IPv6_AAAA:
273	PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
274	break;
275	case DNS_IPv4_A:
276	PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4)));
277	break;
278	case DNS_PTR:
279	PUSHs (sv_2mortal (newSVpv (*(char **)addresses, 0)));
280	break;
281	}
282	}	348	}
283		349	else
284	PUTBACK;	350	retval = now;
285	call_sv (sv_2mortal (cb), G_DISCARD | G_VOID | G_EVAL);
286		351
287	FREETMPS;	352	FREETMPS;
288
289	if (SvTRUE (ERRSV))
290	{
291	PUSHMARK (SP);
292	PUTBACK;
293	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
294	}
295
296	LEAVE;	353	LEAVE;
		354
		355	return retval;
297	}	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));
298		366
299	/////////////////////////////////////////////////////////////////////////////	367	/////////////////////////////////////////////////////////////////////////////
300	// XS interface functions	368	// XS interface functions
301		369
302	MODULE = EV PACKAGE = EV PREFIX = event_	370	MODULE = EV PACKAGE = EV PREFIX = ev_
		371
		372	PROTOTYPES: ENABLE
303		373
304	BOOT:	374	BOOT:
305	{	375	{
306	int i;
307	HV *stash = gv_stashpv ("EV", 1);	376	HV *stash = gv_stashpv ("EV", 1);
308		377
309	static const struct {	378	static const struct {
310	const char *name;	379	const char *name;
311	IV iv;	380	IV iv;
312	} *civ, const_iv[] = {	381	} *civ, const_iv[] = {
313	# 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)
314	const_iv (EV_, NONE)	387	const_iv (EV_, NONE)
315	const_iv (EV_, TIMEOUT)	388	const_iv (EV_, TIMEOUT)
316	const_iv (EV_, READ)	389	const_iv (EV_, READ)
317	const_iv (EV_, WRITE)	390	const_iv (EV_, WRITE)
318	const_iv (EV_, SIGNAL)	391	const_iv (EV_, SIGNAL)
		392	const_iv (EV_, IDLE)
		393	const_iv (EV_, CHECK)
319	const_iv (EV_, PERSIST)	394	const_iv (EV_, ERROR)
		395
320	const_iv (EV, LOOP_ONCE)	396	const_iv (EV, LOOP_ONESHOT)
321	const_iv (EV, LOOP_NONBLOCK)	397	const_iv (EV, LOOP_NONBLOCK)
322	const_iv (EV, BUFFER_READ)	398	const_iv (EV, UNLOOP_ONE)
323	const_iv (EV, BUFFER_WRITE)	399	const_iv (EV, UNLOOP_ALL)
		400
		401	const_iv (EV, BACKEND_SELECT)
		402	const_iv (EV, BACKEND_POLL)
324	const_iv (EV, BUFFER_EOF)	403	const_iv (EV, BACKEND_EPOLL)
		404	const_iv (EV, BACKEND_KQUEUE)
		405	const_iv (EV, BACKEND_DEVPOLL)
325	const_iv (EV, BUFFER_ERROR)	406	const_iv (EV, BACKEND_PORT)
326	const_iv (EV, BUFFER_TIMEOUT)	407	const_iv (EV, FLAG_AUTO)
		408	const_iv (EV, FLAG_NOENV)
		409	const_iv (EV, FLAG_FORKCHECK)
327	};	410	};
328		411
329	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; )
330	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	413	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
331		414
		415	stash_loop = gv_stashpv ("EV::Loop" , 1);
332	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);
333	stash_event = gv_stashpv ("EV::Event", 1);	425	stash_embed = gv_stashpv ("EV::Embed" , 1);
		426	stash_stat = gv_stashpv ("EV::Stat" , 1);
		427	stash_fork = gv_stashpv ("EV::Fork" , 1);
		428	stash_async = gv_stashpv ("EV::Async" , 1);
334		429
335	{	430	{
336	SV *sv = perl_get_sv ("EV::API", TRUE);	431	SV *sv = perl_get_sv ("EV::API", TRUE);
337	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */	432	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
338		433
		434	/* the poor man's shared library emulator */
339	evapi.ver = EV_API_VERSION;	435	evapi.ver = EV_API_VERSION;
340	evapi.rev = EV_API_REVISION;	436	evapi.rev = EV_API_REVISION;
341	evapi.now = e_now;	437	evapi.sv_fileno = sv_fileno;
342	evapi.once = api_once;	438	evapi.sv_signum = sv_signum;
343	evapi.loop = event_loop;	439	evapi.supported_backends = ev_supported_backends ();
		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;
344		486
345	sv_setiv (sv, (IV)&evapi);	487	sv_setiv (sv, (IV)&evapi);
346	SvREADONLY_on (sv);	488	SvREADONLY_on (sv);
347	}	489	}
		490	#ifndef _WIN32
		491	pthread_atfork (0, 0, ev_default_fork);
		492	#endif
348	}	493	}
349		494
350	double now ()	495	SV *ev_default_loop (unsigned int flags = 0)
351	CODE:	496	CODE:
352	RETVAL = e_now ();	497	{
353	OUTPUT:	498	if (!default_loop_sv)
354	RETVAL	499	{
		500	evapi.default_loop = ev_default_loop (flags);
355		501
356	const char *version ()	502	if (!evapi.default_loop)
357	ALIAS:	503	XSRETURN_UNDEF;
358	method = 1
359	CODE:
360	RETVAL = ix ? event_get_method () : event_get_version ();
361	OUTPUT:
362	RETVAL
363		504
364	Base event_init ()	505	default_loop_sv = sv_bless (newRV_noinc (newSViv (PTR2IV (evapi.default_loop))), stash_loop);
		506	}
365		507
366	int event_priority_init (int npri)	508	RETVAL = newSVsv (default_loop_sv);
		509	}
		510	OUTPUT:
		511	RETVAL
367		512
368	int event_dispatch ()	513	void ev_default_destroy ()
		514	CODE:
		515	ev_default_destroy ();
		516	SvREFCNT_dec (default_loop_sv);
		517	default_loop_sv = 0;
369		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
370	int event_loop (int flags = 0)	545	void ev_loop (int flags = 0)
		546	C_ARGS: evapi.default_loop, flags
371		547
372	int event_loopexit (double after = 0)	548	void ev_unloop (int how = EVUNLOOP_ONE)
373	CODE:	549	C_ARGS: evapi.default_loop, how
374	{
375	struct timeval tv;
376	tv_set (&tv, after);
377	event_loopexit (&tv);
378	}
379		550
380	Event event (SV *cb)	551	void ev_feed_fd_event (int fd, int revents = EV_NONE)
381	CODE:	552	C_ARGS: evapi.default_loop, fd, revents
382	RETVAL = e_new (NEWSV (0, 0), 0, cb);
383	OUTPUT:
384	RETVAL
385		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
386	Event io (SV *fh, short events, SV *cb)	563	ev_io *io (SV *fh, int events, SV *cb)
387	ALIAS:	564	ALIAS:
388	io_ns = 1	565	io_ns = 1
389	CODE:	566	CODE:
390	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);
391	if (!ix) e_start (RETVAL);	574	if (!ix) START (io, RETVAL);
		575	}
392	OUTPUT:	576	OUTPUT:
393	RETVAL	577	RETVAL
394		578
395	Event timed_io (SV *fh, short events, double timeout, SV *cb)	579	ev_timer *timer (NV after, NV repeat, SV *cb)
396	ALIAS:	580	ALIAS:
397	timed_io_ns = 1	581	timer_ns = 1
		582	INIT:
		583	CHECK_REPEAT (repeat);
398	CODE:	584	CODE:
399	{	585	RETVAL = e_new (sizeof (ev_timer), cb, default_loop_sv);
400	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
401		590
402	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
403		607
404	if (timeout)	608	ev_signal *signal (SV *signal, SV *cb)
405	{	609	ALIAS:
406	RETVAL->timeout = timeout;	610	signal_ns = 1
407	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);
408	}	748	}
409
410	if (!ix) e_start (RETVAL);
411	}	749	}
412	OUTPUT:	750	OUTPUT:
413	RETVAL	751	RETVAL
414		752
415	Event timer (double after, int repeat, SV *cb)
416	ALIAS:
417	timer_ns = 1
418	CODE:
419	RETVAL = e_new (NEWSV (0, 0), 0, cb);
420	RETVAL->timeout = after;
421	RETVAL->interval = repeat;
422	if (!ix) e_start (RETVAL);
423	OUTPUT:
424	RETVAL
425
426	Event timer_abs (double at, double interval, SV *cb)
427	ALIAS:
428	timer_abs_ns = 1
429	CODE:
430	RETVAL = e_new (NEWSV (0, 0), 0, cb);
431	RETVAL->timeout = at;
432	RETVAL->interval = interval;
433	RETVAL->abstime = 1;
434	if (!ix) e_start (RETVAL);
435	OUTPUT:
436	RETVAL
437
438	Event signal (Signal signum, SV *cb)
439	ALIAS:
440	signal_ns = 1
441	CODE:
442	RETVAL = e_new (ST (0), EV_SIGNAL | EV_PERSIST, cb);
443	RETVAL->ev.ev_fd = signum;
444	if (!ix) e_start (RETVAL);
445	OUTPUT:
446	RETVAL
447
448	PROTOTYPES: DISABLE
449
450
451	MODULE = EV PACKAGE = EV::Base PREFIX = event_base_
452
453	Base new ()
454	CODE:
455	RETVAL = event_init ();
456	OUTPUT:
457	RETVAL
458
459	int event_base_dispatch (Base base)
460
461	int event_base_loop (Base base, int flags = 0)
462
463	int event_base_loopexit (Base base, double after)
464	CODE:
465	{
466	struct timeval tv;
467	tv.tv_sec = (long)after;
468	tv.tv_usec = (long)(after - tv.tv_sec) * 1e6;
469	event_base_loopexit (base, &tv);
470	}
471
472	int event_base_priority_init (Base base, int npri)
473
474	void event_base_set (Base base, Event ev)
475	C_ARGS: base, &ev->ev
476
477	void DESTROY (Base base)
478	CODE:
479	/*event_base_free (base);*/ /* causes too many problems */
480
481
482	MODULE = EV PACKAGE = EV::Event PREFIX = event_
483
484	int event_priority_set (Event ev, int pri)
485	C_ARGS: &ev->ev, pri
486
487	int event_add (Event ev, double timeout = TIMEOUT_NONE)
488	CODE:
489	ev->timeout = timeout;
490	ev->abstime = 0;
491	RETVAL = e_start (ev);
492	OUTPUT:
493	RETVAL
494
495	int event_start (Event ev)
496	CODE:
497	RETVAL = e_start (ev);
498	OUTPUT:
499	RETVAL
500
501	int event_del (Event ev)
502	ALIAS:
503	stop = 0
504	CODE:
505	RETVAL = e_stop (ev);
506	OUTPUT:
507	RETVAL
508
509	void DESTROY (Event ev)
510	CODE:
511	e_stop (ev);
512	SvREFCNT_dec (ev->cb);
513	SvREFCNT_dec (ev->fh);
514
515	SV *cb (Event ev, SV *new_cb = 0)	753	SV *cb (ev_watcher *w, SV *new_cb = 0)
516	CODE:	754	CODE:
517	RETVAL = newSVsv (ev->cb);	755	{
518	if (items > 1)
519	sv_setsv (ev->cb, new_cb);
520	OUTPUT:
521	RETVAL
522
523	SV *fh (Event ev, SV *new_fh = 0)
524	CODE:
525	RETVAL = newSVsv (ev->fh);
526	if (items > 1)	756	if (items > 1)
527	{	757	{
528	if (ev->active) event_del (&ev->ev);	758	new_cb = e_get_cv (new_cb);
529	sv_setsv (ev->fh, new_fh);	759	RETVAL = newRV_noinc (w->cb_sv);
530	ev->ev.ev_fd = sv_fileno (ev->fh);	760	w->cb_sv = SvREFCNT_inc (new_cb);
531	ev->ev.ev_events &= ev->ev.ev_events & ~EV_SIGNAL;
532	if (ev->active) event_add (&ev->ev, e_tv (ev));
533	}	761	}
		762	else
		763	RETVAL = newRV_inc (w->cb_sv);
		764	}
534	OUTPUT:	765	OUTPUT:
535	RETVAL	766	RETVAL
536		767
537	SV *signal (Event ev, SV *new_signal = 0)	768	SV *data (ev_watcher *w, SV *new_data = 0)
538	CODE:	769	CODE:
539	{	770	{
540	Signal signum;	771	RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
541
542	if (items > 1)
543	signum = sv_signum (new_signal); /* may croak here */
544
545	RETVAL = newSVsv (ev->fh);
546		772
547	if (items > 1)	773	if (items > 1)
548	{	774	{
549	if (ev->active) event_del (&ev->ev);	775	SvREFCNT_dec (w->data);
550	sv_setsv (ev->fh, new_signal);	776	w->data = newSVsv (new_data);
551	ev->ev.ev_fd = signum;
552	ev->ev.ev_events |= EV_SIGNAL;
553	if (ev->active) event_add (&ev->ev, e_tv (ev));
554	}	777	}
555	}	778	}
556	OUTPUT:	779	OUTPUT:
557	RETVAL	780	RETVAL
558		781
559	short events (Event ev, short new_events = EV_UNDEF)	782	SV *loop (ev_watcher *w)
560	CODE:	783	CODE:
561	RETVAL = ev->ev.ev_events;	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
562	if (items > 1)	793	if (items > 1)
563	{	794	{
564	if (ev->active) event_del (&ev->ev);	795	int active = ev_is_active (w);
565	ev->ev.ev_events = new_events;	796
566	if (ev->active) event_add (&ev->ev, e_tv (ev));	797	if (active)
		798	{
		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	}
567	}	815	}
		816	}
568	OUTPUT:	817	OUTPUT:
569	RETVAL	818	RETVAL
570		819
571	double timeout (Event ev, double new_timeout = 0., int repeat = 0)	820	MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
		821
		822	void ev_io_start (ev_io *w)
572	CODE:	823	CODE:
573	RETVAL = ev->timeout;	824	START (io, w);
		825
		826	void ev_io_stop (ev_io *w)
		827	CODE:
		828	STOP (io, w);
		829
		830	void DESTROY (ev_io *w)
		831	CODE:
		832	STOP (io, w);
		833	e_destroy (w);
		834
		835	void set (ev_io *w, SV *fh, int events)
		836	CODE:
		837	{
		838	int fd = sv_fileno (fh);
		839	CHECK_FD (fh, fd);
		840
		841	sv_setsv (w->fh, fh);
		842	RESET (io, w, (w, fd, events));
		843	}
		844
		845	SV *fh (ev_io *w, SV *new_fh = 0)
		846	CODE:
		847	{
574	if (items > 1)	848	if (items > 1)
575	{	849	{
576	if (ev->active) event_del (&ev->ev);	850	int fd = sv_fileno (new_fh);
577	ev->timeout = new_timeout;	851	CHECK_FD (new_fh, fd);
578	ev->interval = repeat;	852
579	ev->abstime = 0;	853	RETVAL = w->fh;
580	if (ev->active) event_add (&ev->ev, e_tv (ev));	854	w->fh = newSVsv (new_fh);
		855
		856	RESET (io, w, (w, fd, w->events));
581	}	857	}
		858	else
		859	RETVAL = newSVsv (w->fh);
		860	}
582	OUTPUT:	861	OUTPUT:
583	RETVAL	862	RETVAL
584		863
585	void timeout_abs (Event ev, double at, double interval = 0.)	864	int events (ev_io *w, int new_events = EV_UNDEF)
586	CODE:	865	CODE:
587	if (ev->active) event_del (&ev->ev);	866	{
588	ev->timeout = at;	867	RETVAL = w->events;
589	ev->interval = interval;
590	ev->abstime = 1;
591	if (ev->active) event_add (&ev->ev, e_tv (ev));
592		868
		869	if (items > 1)
		870	RESET (io, w, (w, w->fd, new_events));
		871	}
		872	OUTPUT:
		873	RETVAL
593		874
594	MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_	875	MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
595		876
596	BOOT:	877	void ev_signal_start (ev_signal *w)
597	{	878	CODE:
598	HV *stash = gv_stashpv ("EV::DNS", 1);	879	START (signal, w);
599		880
600	static const struct {	881	void ev_signal_stop (ev_signal *w)
601	const char *name;	882	CODE:
602	IV iv;	883	STOP (signal, w);
603	} *civ, const_iv[] = {
604	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
605	const_iv (DNS_, ERR_NONE)
606	const_iv (DNS_, ERR_FORMAT)
607	const_iv (DNS_, ERR_SERVERFAILED)
608	const_iv (DNS_, ERR_NOTEXIST)
609	const_iv (DNS_, ERR_NOTIMPL)
610	const_iv (DNS_, ERR_REFUSED)
611	const_iv (DNS_, ERR_TRUNCATED)
612	const_iv (DNS_, ERR_UNKNOWN)
613	const_iv (DNS_, ERR_TIMEOUT)
614	const_iv (DNS_, ERR_SHUTDOWN)
615	const_iv (DNS_, IPv4_A)
616	const_iv (DNS_, PTR)
617	const_iv (DNS_, IPv6_AAAA)
618	const_iv (DNS_, QUERY_NO_SEARCH)
619	const_iv (DNS_, OPTION_SEARCH)
620	const_iv (DNS_, OPTION_NAMESERVERS)
621	const_iv (DNS_, OPTION_MISC)
622	const_iv (DNS_, OPTIONS_ALL)
623	const_iv (DNS_, NO_SEARCH)
624	};
625		884
626	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	885	void DESTROY (ev_signal *w)
627	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	886	CODE:
628	}	887	STOP (signal, w);
		888	e_destroy (w);
629		889
630	int evdns_init ()	890	void set (ev_signal *w, SV *signal)
		891	CODE:
		892	{
		893	Signal signum = sv_signum (signal);
		894	CHECK_SIG (signal, signum);
631		895
632	void evdns_shutdown (int fail_requests = 1)	896	RESET (signal, w, (w, signum));
		897	}
633		898
634	const char *evdns_err_to_string (int err)	899	int signal (ev_signal *w, SV *new_signal = 0)
		900	CODE:
		901	{
		902	RETVAL = w->signum;
635		903
636	int evdns_nameserver_add (U32 address)	904	if (items > 1)
		905	{
		906	Signal signum = sv_signum (new_signal);
		907	CHECK_SIG (new_signal, signum);
637		908
638	int evdns_count_nameservers ()	909	RESET (signal, w, (w, signum));
		910	}
		911	}
		912	OUTPUT:
		913	RETVAL
639		914
640	int evdns_clear_nameservers_and_suspend ()	915	MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
641		916
642	int evdns_resume ()	917	void ev_timer_start (ev_timer *w)
		918	INIT:
		919	CHECK_REPEAT (w->repeat);
		920	CODE:
		921	START (timer, w);
643		922
644	int evdns_nameserver_ip_add (char *ip_as_string)	923	void ev_timer_stop (ev_timer *w)
		924	CODE:
		925	STOP (timer, w);
645		926
646	int evdns_resolve_ipv4 (const char *name, int flags, SV *cb)	927	void ev_timer_again (ev_timer *w)
647	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)	928	INIT:
648		929	CHECK_REPEAT (w->repeat);
649	int evdns_resolve_ipv6 (const char *name, int flags, SV *cb)
650	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
651
652	int evdns_resolve_reverse (SV *addr, int flags, SV *cb)
653	ALIAS:
654	evdns_resolve_reverse_ipv6 = 1
655	CODE:	930	CODE:
656	{	931	REF (w);
657	STRLEN len;	932	ev_timer_again (e_loop (w), w);
658	char *data = SvPVbyte (addr, len);	933	UNREF (w);
659	if (len != (ix ? 16 : 4))
660	croak ("ipv4/ipv6 address to be resolved must be given as 4/16 byte octet string");
661		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:
662	RETVAL = ix	984	RETVAL
663	? evdns_resolve_reverse_ipv6 ((struct in6_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb))
664	: evdns_resolve_reverse ((struct in_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb));
665	}
666	OUTPUT:
667	RETVAL
668		985
669	int evdns_set_option (char *option, char *val, int flags)	986	MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
670		987
671	int evdns_resolv_conf_parse (int flags, const char *filename)	988	void ev_idle_start (ev_idle *w)
		989	CODE:
		990	START (idle, w);
672		991
673	#ifdef MS_WINDOWS	992	void ev_idle_stop (ev_idle *w)
		993	CODE:
		994	STOP (idle, w);
674		995
675	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	}
676		1277
677	#endif	1278	#endif
678		1279
679	void evdns_search_clear ()	1280	ev_io *io (struct ev_loop *loop, SV *fh, int events, SV *cb)
680		1281	ALIAS:
681	void evdns_search_add (char *domain)	1282	io_ns = 1
682		1283	CODE:
683	void evdns_search_ndots_set (int ndots)
684
685
686	MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
687
688	BOOT:
689	{	1284	{
690	HV *stash = gv_stashpv ("EV::HTTP", 1);	1285	int fd = sv_fileno (fh);
		1286	CHECK_FD (fh, fd);
691		1287
692	static const struct {	1288	RETVAL = e_new (sizeof (ev_io), cb, ST (0));
693	const char *name;	1289	RETVAL->fh = newSVsv (fh);
694	IV iv;	1290	ev_io_set (RETVAL, fd, events);
695	} *civ, const_iv[] = {	1291	if (!ix) START (io, RETVAL);
696	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
697	const_iv (HTTP_, OK)
698	const_iv (HTTP_, NOCONTENT)
699	const_iv (HTTP_, MOVEPERM)
700	const_iv (HTTP_, MOVETEMP)
701	const_iv (HTTP_, NOTMODIFIED)
702	const_iv (HTTP_, BADREQUEST)
703	const_iv (HTTP_, NOTFOUND)
704	const_iv (HTTP_, SERVUNAVAIL)
705	const_iv (EVHTTP_, REQ_OWN_CONNECTION)
706	const_iv (EVHTTP_, PROXY_REQUEST)
707	const_iv (EVHTTP_, REQ_GET)
708	const_iv (EVHTTP_, REQ_POST)
709	const_iv (EVHTTP_, REQ_HEAD)
710	const_iv (EVHTTP_, REQUEST)
711	const_iv (EVHTTP_, RESPONSE)
712	};
713
714	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
715	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
716	}	1292	}
		1293	OUTPUT:
		1294	RETVAL
717		1295
718	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
719		1307
720	#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
721		1324
722	#void DESTROY (struct evhttp_request *req);	1325	#if 0
723		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);
724		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
725		1341
		1342	#endif
726		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
727		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
728		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
729		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
730		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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