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Comparing EV/EV.xs (file contents):
Revision 1.1 by root, Fri Oct 26 16:50:05 2007 UTC vs.
Revision 1.91 by root, Thu Dec 20 07:12:57 2007 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	#define EV_PROTOTYPES 1
9	#include <time.h>	8	#include "EV/EVAPI.h"
		9
		10	/* fix perl api breakage */
		11	#undef signal
		12	#undef sigaction
		13
		14	#define EV_SELECT_IS_WINSOCKET 0
		15	#ifdef _WIN32
		16	# define EV_SELECT_USE_FD_SET 0
		17	# define NFDBITS PERL_NFDBITS
		18	# define fd_mask Perl_fd_mask
		19	#endif
		20	/* due to bugs in OS X we have to use libev/ explicitly here */
		21	#include "libev/ev.c"
10	#include <event.h>	22	#include "event.c"
		23
		24	#ifndef _WIN32
11	#include <evdns.h>	25	# include <pthread.h>
12	/*include <evhttp.h>*/ /* does not compile */	26	#endif
13		27
14	#define EV_NONE 0	28	#define WFLAG_KEEPALIVE 1
15	#define EV_UNDEF -1
16		29
17	#define TIMEOUT_NONE HUGE_VAL	30	#define UNREF(w) \
		31	if (!((w)->flags & WFLAG_KEEPALIVE) \
		32	&& !ev_is_active (w)) \
		33	ev_unref (w->loop);
18		34
19	typedef struct event_base *Base;	35	#define REF(w) \
		36	if (!((w)->flags & WFLAG_KEEPALIVE) \
		37	&& ev_is_active (w)) \
		38	ev_ref (w->loop);
20		39
21	static HV *stash_base, *stash_event;	40	#define START(type,w) \
		41	do { \
		42	UNREF (w); \
		43	ev_ ## type ## _start (w->loop, w); \
		44	} while (0)
22		45
23	static double tv_get (struct timeval *tv)	46	#define STOP(type,w) \
24	{	47	do { \
25	return tv->tv_sec + tv->tv_usec * 1e-6;	48	REF (w); \
26	}	49	ev_ ## type ## _stop (w->loop, w); \
		50	} while (0)
27		51
28	static void tv_set (struct timeval *tv, double val)	52	#define RESET(type,w,seta) \
29	{	53	do { \
30	tv->tv_sec = (long)val;	54	int active = ev_is_active (w); \
31	tv->tv_usec = (long)((val - (double)tv->tv_sec) * 1e6);	55	if (active) STOP (type, w); \
		56	ev_ ## type ## _set seta; \
		57	if (active) START (type, w); \
		58	} while (0)
32		59
		60	typedef int Signal;
		61
		62	static struct EVAPI evapi;
		63
		64	static HV
		65	*stash_watcher,
		66	*stash_io,
		67	*stash_timer,
		68	*stash_periodic,
		69	*stash_signal,
		70	*stash_child,
		71	*stash_stat,
		72	*stash_idle,
		73	*stash_prepare,
		74	*stash_check,
		75	*stash_embed,
		76	*stash_fork;
		77
		78	#ifndef SIG_SIZE
		79	/* kudos to Slaven Rezic for the idea */
		80	static char sig_size [] = { SIG_NUM };
		81	# define SIG_SIZE (sizeof (sig_size) + 1)
		82	#endif
		83
		84	static Signal
		85	sv_signum (SV *sig)
		86	{
		87	Signal signum;
		88
		89	SvGETMAGIC (sig);
		90
		91	for (signum = 1; signum < SIG_SIZE; ++signum)
		92	if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
		93	return signum;
		94
		95	signum = SvIV (sig);
		96
		97	if (signum > 0 && signum < SIG_SIZE)
		98	return signum;
		99
		100	return -1;
33	}	101	}
34		102
35	/////////////////////////////////////////////////////////////////////////////	103	/////////////////////////////////////////////////////////////////////////////
36	// Event	104	// Event
37		105
38	typedef struct ev {	106	static void e_cb (EV_P_ ev_watcher *w, int revents);
39	struct event ev;
40	SV *cb, *fh;
41	SV *self; /* contains this struct */
42	double timeout;
43	double interval;
44	unsigned char active;
45	unsigned char abstime;
46	} *Event;
47		107
48	static double	108	static int
49	e_now ()
50	{
51	struct timeval tv;
52	gettimeofday (&tv, 0);
53
54	return tv_get (&tv);
55	}
56
57	static void e_cb (int fd, short events, void *arg);
58
59	static int sv_fileno (SV *fh)	109	sv_fileno (SV *fh)
60	{	110	{
61	if (fh)
62	{
63	SvGETMAGIC (fh);	111	SvGETMAGIC (fh);
64		112
65	if (SvROK (fh))	113	if (SvROK (fh))
66	fh = SvRV (fh);	114	fh = SvRV (fh);
67		115
68	if (SvTYPE (fh) == SVt_PVGV)	116	if (SvTYPE (fh) == SVt_PVGV)
69	return PerlIO_fileno (IoIFP (sv_2io (fh)));	117	return PerlIO_fileno (IoIFP (sv_2io (fh)));
70		118
71	if (SvIOK (fh))	119	if (SvOK (fh) && (SvIV (fh) >= 0) && (SvIV (fh) < 0x7fffffffL))
72	return SvIV (fh);	120	return SvIV (fh);
73	}
74		121
75	return -1;	122	return -1;
76	}	123	}
77		124
78	static Event	125	static void *
79	e_new (SV *fh, short events, SV *cb)	126	e_new (int size, SV *cb_sv)
80	{	127	{
81	int fd = sv_fileno (fh);	128	ev_watcher *w;
82	Event ev;
83	SV *self = NEWSV (0, sizeof (struct ev));	129	SV *self = NEWSV (0, size);
84	SvPOK_only (self);	130	SvPOK_only (self);
85	SvCUR_set (self, sizeof (struct ev));	131	SvCUR_set (self, size);
86		132
87	ev = (Event)SvPVX (self);	133	w = (ev_watcher *)SvPVX (self);
88		134
89	ev->fh = newSVsv (fh);	135	ev_init (w, e_cb);
90	ev->cb = newSVsv (cb);	136
		137	w->loop = EV_DEFAULT;
		138	w->flags = WFLAG_KEEPALIVE;
		139	w->data = 0;
		140	w->fh = 0;
		141	w->cb_sv = newSVsv (cb_sv);
91	ev->self = self;	142	w->self = self;
92	ev->timeout = TIMEOUT_NONE;
93	ev->interval = 0.;
94	ev->abstime = 0;
95	ev->active = 0;
96		143
97	event_set (&ev->ev, fd, events, e_cb, (void *)ev);	144	return (void *)w;
98
99	return ev;
100	}	145	}
101		146
102	static struct timeval *	147	static void
103	e_tv (Event ev)	148	e_destroy (void *w_)
104	{	149	{
105	static struct timeval tv;	150	ev_watcher *w = (ev_watcher *)w_;
106	double to = ev->timeout;
107		151
108	if (to == TIMEOUT_NONE)	152	SvREFCNT_dec (w->fh ); w->fh = 0;
109	return 0;	153	SvREFCNT_dec (w->cb_sv); w->cb_sv = 0;
110		154	SvREFCNT_dec (w->data ); w->data = 0;
111	if (ev->abstime)
112	{
113	double now = e_now ();
114
115	if (now > to && ev->interval)
116	ev->timeout = (to += ceil ((now - to) / ev->interval) * ev->interval);
117
118	to -= now;
119	}
120	else if (to < 0.)
121	to = 0.;
122
123	tv_set (&tv, to);
124
125	return &tv;
126	}	155	}
127		156
128	static SV *e_self (Event ev)	157	static SV *
		158	e_bless (ev_watcher *w, HV *stash)
129	{	159	{
130	SV *rv;	160	SV *rv;
131		161
132	if (SvOBJECT (ev->self))	162	if (SvOBJECT (w->self))
133	rv = newRV_inc (ev->self);	163	rv = newRV_inc (w->self);
134	else	164	else
135	{	165	{
136	rv = newRV_noinc (ev->self);	166	rv = newRV_noinc (w->self);
137	sv_bless (rv, stash_event);	167	sv_bless (rv, stash);
138	SvREADONLY_on (ev->self);	168	SvREADONLY_on (w->self);
139	}	169	}
140		170
141	return rv;	171	return rv;
142	}	172	}
143		173
144	static int	174	static SV *sv_events_cache;
145	e_start (Event ev)
146	{
147	if (ev->active) event_del (&ev->ev);
148	ev->active = 1;
149	return event_add (&ev->ev, e_tv (ev));
150	}
151
152	static int e_stop (Event ev)
153	{
154	return ev->active
155	? (ev->active = 0), event_del (&ev->ev)
156	: 0;
157	}
158		175
159	static void	176	static void
		177	e_cb (EV_P_ ev_watcher *w, int revents)
		178	{
		179	dSP;
		180	I32 mark = SP - PL_stack_base;
		181	SV *sv_self, *sv_events;
		182
		183	sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
		184
		185	if (sv_events_cache)
		186	{
		187	sv_events = sv_events_cache; sv_events_cache = 0;
		188	SvIV_set (sv_events, revents);
		189	}
		190	else
		191	sv_events = newSViv (revents);
		192
		193	PUSHMARK (SP);
		194	EXTEND (SP, 2);
		195	PUSHs (sv_self);
		196	PUSHs (sv_events);
		197
		198	PUTBACK;
		199	call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
		200
		201	SvREFCNT_dec (sv_self);
		202
		203	if (sv_events_cache)
		204	SvREFCNT_dec (sv_events);
		205	else
		206	sv_events_cache = sv_events;
		207
		208	if (SvTRUE (ERRSV))
		209	{
		210	SPAGAIN;
		211	PUSHMARK (SP);
		212	PUTBACK;
		213	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		214	}
		215
		216	SP = PL_stack_base + mark;
		217	PUTBACK;
		218	}
		219
		220	static void
160	e_cb (int fd, short events, void *arg)	221	e_once_cb (int revents, void *arg)
161	{	222	{
162	struct ev *ev = (struct ev*)arg;	223	dSP;
		224	I32 mark = SP - PL_stack_base;
		225	SV *sv_events;
		226
		227	if (sv_events_cache)
		228	{
		229	sv_events = sv_events_cache; sv_events_cache = 0;
		230	SvIV_set (sv_events, revents);
		231	}
		232	else
		233	sv_events = newSViv (revents);
		234
		235	PUSHMARK (SP);
		236	XPUSHs (sv_events);
		237
		238	PUTBACK;
		239	call_sv ((SV *)arg, G_DISCARD | G_VOID | G_EVAL);
		240
		241	SvREFCNT_dec ((SV *)arg);
		242
		243	if (sv_events_cache)
		244	SvREFCNT_dec (sv_events);
		245	else
		246	sv_events_cache = sv_events;
		247
		248	if (SvTRUE (ERRSV))
		249	{
		250	SPAGAIN;
		251	PUSHMARK (SP);
		252	PUTBACK;
		253	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		254	}
		255
		256	SP = PL_stack_base + mark;
		257	PUTBACK;
		258	}
		259
		260	static ev_tstamp
		261	e_periodic_cb (ev_periodic *w, ev_tstamp now)
		262	{
		263	ev_tstamp retval;
		264	int count;
163	dSP;	265	dSP;
164		266
165	ENTER;	267	ENTER;
166	SAVETMPS;	268	SAVETMPS;
167		269
168	if (!(ev->ev.ev_events & EV_PERSIST))
169	ev->active = 0;
170
171	PUSHMARK (SP);	270	PUSHMARK (SP);
172	EXTEND (SP, 2);	271	EXTEND (SP, 2);
173	PUSHs (sv_2mortal (e_self (ev)));	272	PUSHs (newRV_inc (w->self)); /* w->self MUST be blessed by now */
174	PUSHs (sv_2mortal (newSViv (events)));	273	PUSHs (newSVnv (now));
		274
175	PUTBACK;	275	PUTBACK;
176	call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL);	276	count = call_sv (w->fh, G_SCALAR | G_EVAL);
177	/*TODO: if err, call some logging function */	277	SPAGAIN;
178		278
179	if (ev->interval && !ev->active)	279	if (SvTRUE (ERRSV))
180	e_start (ev);	280	{
		281	PUSHMARK (SP);
		282	PUTBACK;
		283	call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
		284	SPAGAIN;
		285	}
		286
		287	if (count > 0)
		288	{
		289	retval = SvNV (TOPs);
		290
		291	if (retval < now)
		292	retval = now;
		293	}
		294	else
		295	retval = now;
181		296
182	FREETMPS;	297	FREETMPS;
183	LEAVE;	298	LEAVE;
184	}
185		299
186	/////////////////////////////////////////////////////////////////////////////	300	return retval;
187	// DNS
188
189	static void
190	dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)
191	{
192	dSP;
193	SV *cb = (SV *)arg;
194
195	ENTER;
196	SAVETMPS;
197	PUSHMARK (SP);
198	EXTEND (SP, count + 3);
199	PUSHs (sv_2mortal (newSViv (result)));
200
201	if (result == DNS_ERR_NONE && ttl >= 0)
202	{
203	int i;
204
205	PUSHs (sv_2mortal (newSViv (type)));
206	PUSHs (sv_2mortal (newSViv (ttl)));
207
208	for (i = 0; i < count; ++i)
209	switch (type)
210	{
211	case DNS_IPv6_AAAA:
212	PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
213	break;
214	case DNS_IPv4_A:
215	PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4)));
216	break;
217	case DNS_PTR:
218	PUSHs (sv_2mortal (newSVpv (*(char **)addresses, 0)));
219	break;
220	}
221	}
222
223	PUTBACK;
224	call_sv (sv_2mortal (cb), G_DISCARD | G_VOID | G_EVAL);
225
226	FREETMPS;
227	LEAVE;
228	}	301	}
		302
		303	#define CHECK_REPEAT(repeat) if (repeat < 0.) \
		304	croak (# repeat " value must be >= 0");
		305
		306	#define CHECK_FD(fh,fd) if ((fd) < 0) \
		307	croak ("illegal file descriptor or filehandle (either no attached file descriptor or illegal value): %s", SvPV_nolen (fh));
		308
		309	#define CHECK_SIG(sv,num) if ((num) < 0) \
		310	croak ("illegal signal number or name: %s", SvPV_nolen (sv));
229		311
230	/////////////////////////////////////////////////////////////////////////////	312	/////////////////////////////////////////////////////////////////////////////
231	// XS interface functions	313	// XS interface functions
232		314
233	MODULE = EV PACKAGE = EV PREFIX = event_	315	MODULE = EV PACKAGE = EV PREFIX = ev_
		316
		317	PROTOTYPES: ENABLE
234		318
235	BOOT:	319	BOOT:
236	{	320	{
237	HV *stash = gv_stashpv ("EV", 1);	321	HV *stash = gv_stashpv ("EV", 1);
238		322
239	static const struct {	323	static const struct {
240	const char *name;	324	const char *name;
241	IV iv;	325	IV iv;
242	} *civ, const_iv[] = {	326	} *civ, const_iv[] = {
243	# define const_iv(pfx, name) { # name, (IV) pfx ## name },	327	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
		328	const_iv (EV_, MINPRI)
		329	const_iv (EV_, MAXPRI)
		330
		331	const_iv (EV_, UNDEF)
244	const_iv (EV_, NONE)	332	const_iv (EV_, NONE)
245	const_iv (EV_, TIMEOUT)	333	const_iv (EV_, TIMEOUT)
246	const_iv (EV_, READ)	334	const_iv (EV_, READ)
247	const_iv (EV_, WRITE)	335	const_iv (EV_, WRITE)
248	const_iv (EV_, SIGNAL)	336	const_iv (EV_, SIGNAL)
		337	const_iv (EV_, IDLE)
		338	const_iv (EV_, CHECK)
249	const_iv (EV_, PERSIST)	339	const_iv (EV_, ERROR)
		340
250	const_iv (EV, LOOP_ONCE)	341	const_iv (EV, LOOP_ONESHOT)
251	const_iv (EV, LOOP_NONBLOCK)	342	const_iv (EV, LOOP_NONBLOCK)
252	const_iv (EV, BUFFER_READ)	343	const_iv (EV, UNLOOP_ONE)
253	const_iv (EV, BUFFER_WRITE)	344	const_iv (EV, UNLOOP_ALL)
		345
		346	const_iv (EV, BACKEND_SELECT)
		347	const_iv (EV, BACKEND_POLL)
254	const_iv (EV, BUFFER_EOF)	348	const_iv (EV, BACKEND_EPOLL)
		349	const_iv (EV, BACKEND_KQUEUE)
		350	const_iv (EV, BACKEND_DEVPOLL)
255	const_iv (EV, BUFFER_ERROR)	351	const_iv (EV, BACKEND_PORT)
256	const_iv (EV, BUFFER_TIMEOUT)	352	const_iv (EV, FLAG_AUTO)
		353	const_iv (EV, FLAG_NOENV)
		354	const_iv (EV, FLAG_FORKCHECK)
257	};	355	};
258		356
259	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	357	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
260	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	358	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
261		359
262	stash_base = gv_stashpv ("EV::Base" , 1);	360	stash_watcher = gv_stashpv ("EV::Watcher" , 1);
		361	stash_io = gv_stashpv ("EV::IO" , 1);
		362	stash_timer = gv_stashpv ("EV::Timer" , 1);
		363	stash_periodic = gv_stashpv ("EV::Periodic", 1);
		364	stash_signal = gv_stashpv ("EV::Signal" , 1);
		365	stash_idle = gv_stashpv ("EV::Idle" , 1);
		366	stash_prepare = gv_stashpv ("EV::Prepare" , 1);
		367	stash_check = gv_stashpv ("EV::Check" , 1);
		368	stash_child = gv_stashpv ("EV::Child" , 1);
263	stash_event = gv_stashpv ("EV::Event", 1);	369	stash_embed = gv_stashpv ("EV::Embed" , 1);
264	}	370	stash_stat = gv_stashpv ("EV::Stat" , 1);
		371	stash_fork = gv_stashpv ("EV::Fork" , 1);
265		372
266	double now ()	373	{
267	CODE:	374	SV *sv = perl_get_sv ("EV::API", TRUE);
268	RETVAL = e_now ();	375	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
269	OUTPUT:
270	RETVAL
271		376
272	const char *version ()	377	/* the poor man's shared library emulator */
273	ALIAS:	378	evapi.ver = EV_API_VERSION;
274	method = 1	379	evapi.rev = EV_API_REVISION;
275	CODE:	380	evapi.sv_fileno = sv_fileno;
276	RETVAL = ix ? event_get_method () : event_get_version ();	381	evapi.sv_signum = sv_signum;
277	OUTPUT:	382	evapi.supported_backends = ev_supported_backends ();
278	RETVAL	383	evapi.recommended_backends = ev_recommended_backends ();
		384	evapi.embeddable_backends = ev_embeddable_backends ();
		385	evapi.time = ev_time;
		386	evapi.loop_new = ev_loop_new;
		387	evapi.loop_destroy = ev_loop_destroy;
		388	evapi.loop_fork = ev_loop_fork;
		389	evapi.loop_count = ev_loop_count;
		390	evapi.now = ev_now;
		391	evapi.backend = ev_backend;
		392	evapi.unloop = ev_unloop;
		393	evapi.ref = ev_ref;
		394	evapi.unref = ev_unref;
		395	evapi.loop = ev_loop;
		396	evapi.once = ev_once;
		397	evapi.io_start = ev_io_start;
		398	evapi.io_stop = ev_io_stop;
		399	evapi.timer_start = ev_timer_start;
		400	evapi.timer_stop = ev_timer_stop;
		401	evapi.timer_again = ev_timer_again;
		402	evapi.periodic_start = ev_periodic_start;
		403	evapi.periodic_stop = ev_periodic_stop;
		404	evapi.signal_start = ev_signal_start;
		405	evapi.signal_stop = ev_signal_stop;
		406	evapi.idle_start = ev_idle_start;
		407	evapi.idle_stop = ev_idle_stop;
		408	evapi.prepare_start = ev_prepare_start;
		409	evapi.prepare_stop = ev_prepare_stop;
		410	evapi.check_start = ev_check_start;
		411	evapi.check_stop = ev_check_stop;
		412	evapi.child_start = ev_child_start;
		413	evapi.child_stop = ev_child_stop;
		414	evapi.stat_start = ev_stat_start;
		415	evapi.stat_stop = ev_stat_stop;
		416	evapi.stat_stat = ev_stat_stat;
		417	evapi.embed_start = ev_embed_start;
		418	evapi.embed_stop = ev_embed_stop;
		419	evapi.embed_sweep = ev_embed_sweep;
		420	evapi.fork_start = ev_fork_start;
		421	evapi.fork_stop = ev_fork_stop;
		422	evapi.clear_pending = ev_clear_pending;
		423	evapi.invoke = ev_invoke;
279		424
280	Base event_init ()	425	sv_setiv (sv, (IV)&evapi);
		426	SvREADONLY_on (sv);
		427	}
		428	#ifndef _WIN32
		429	pthread_atfork (0, 0, ev_default_fork);
		430	#endif
		431	}
281		432
282	int event_priority_init (int npri)	433	SV *ev_default_loop (unsigned int flags = ev_supported_backends ())
		434	CODE:
		435	{
		436	evapi.default_loop = ev_default_loop (flags);
		437	if (!evapi.default_loop)
		438	XSRETURN_UNDEF;
283		439
284	int event_dispatch ()	440	RETVAL = sv_bless (newRV_noinc (newSViv (PTR2IV (ev_default_loop (flags)))),
		441	gv_stashpv ("EV::Loop::Default", 1));
		442	}
		443	OUTPUT:
		444	RETVAL
285		445
		446	NV ev_time ()
		447
		448	NV ev_now ()
		449	C_ARGS: evapi.default_loop
		450
		451	unsigned int ev_backend ()
		452	C_ARGS: evapi.default_loop
		453
		454	unsigned int ev_loop_count ()
		455	C_ARGS: evapi.default_loop
		456
286	int event_loop (int flags = 0)	457	void ev_loop (int flags = 0)
		458	C_ARGS: evapi.default_loop, flags
287		459
288	int event_loopexit (double after)	460	void ev_unloop (int how = 1)
289	CODE:	461	C_ARGS: evapi.default_loop, how
290	{
291	struct timeval tv;
292	tv_set (&tv, after);
293	event_loopexit (&tv);
294	}
295		462
296	Event event (SV *cb)	463	void ev_feed_fd_event (int fd, int revents = EV_NONE)
297	CODE:	464	C_ARGS: evapi.default_loop, fd, revents
298	RETVAL = e_new (0, 0, cb);
299	OUTPUT:
300	RETVAL
301		465
		466	void ev_feed_signal_event (SV *signal)
		467	CODE:
		468	{
		469	Signal signum = sv_signum (signal);
		470	CHECK_SIG (signal, signum);
		471
		472	ev_feed_signal_event (evapi.default_loop, signum);
		473	}
		474
302	Event io (SV *fh, short events, SV *cb)	475	ev_io *io (SV *fh, int events, SV *cb)
303	ALIAS:	476	ALIAS:
304	io_ns = 1	477	io_ns = 1
305	CODE:	478	CODE:
		479	{
		480	int fd = sv_fileno (fh);
		481	CHECK_FD (fh, fd);
		482
306	RETVAL = e_new (fh, events, cb);	483	RETVAL = e_new (sizeof (ev_io), cb);
		484	RETVAL->fh = newSVsv (fh);
		485	ev_io_set (RETVAL, fd, events);
307	if (!ix) e_start (RETVAL);	486	if (!ix) START (io, RETVAL);
		487	}
308	OUTPUT:	488	OUTPUT:
309	RETVAL	489	RETVAL
310		490
311	Event timer (double after, int repeat, SV *cb)	491	ev_timer *timer (NV after, NV repeat, SV *cb)
312	ALIAS:	492	ALIAS:
313	timer_ns = 1	493	timer_ns = 1
		494	INIT:
		495	CHECK_REPEAT (repeat);
314	CODE:	496	CODE:
315	RETVAL = e_new (0, 0, cb);	497	RETVAL = e_new (sizeof (ev_timer), cb);
316	RETVAL->timeout = after;	498	ev_timer_set (RETVAL, after, repeat);
317	RETVAL->interval = repeat;	499	if (!ix) START (timer, RETVAL);
318	if (!ix) e_start (RETVAL);
319	OUTPUT:	500	OUTPUT:
320	RETVAL	501	RETVAL
321		502
322	Event timer_abs (double at, double interval, SV *cb)	503	SV *periodic (NV at, NV interval, SV *reschedule_cb, SV *cb)
323	ALIAS:	504	ALIAS:
324	timer_abs_ns = 1	505	periodic_ns = 1
		506	INIT:
		507	CHECK_REPEAT (interval);
325	CODE:	508	CODE:
326	RETVAL = e_new (0, 0, cb);	509	{
327	RETVAL->timeout = at;	510	ev_periodic *w;
328	RETVAL->interval = interval;	511	w = e_new (sizeof (ev_periodic), cb);
329	RETVAL->abstime = 1;	512	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
330	if (!ix) e_start (RETVAL);	513	ev_periodic_set (w, at, interval, w->fh ? e_periodic_cb : 0);
		514	RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
		515	if (!ix) START (periodic, w);
		516	}
331	OUTPUT:	517	OUTPUT:
332	RETVAL	518	RETVAL
333		519
334	Event signal (SV *signal, SV *cb)	520	ev_signal *signal (SV *signal, SV *cb)
335	ALIAS:	521	ALIAS:
336	signal_ns = 1	522	signal_ns = 1
337	CODE:	523	CODE:
338	RETVAL = e_new (signal, EV_SIGNAL | EV_PERSIST, cb);	524	{
		525	Signal signum = sv_signum (signal);
		526	CHECK_SIG (signal, signum);
		527
		528	RETVAL = e_new (sizeof (ev_signal), cb);
		529	ev_signal_set (RETVAL, signum);
		530	if (!ix) START (signal, RETVAL);
		531	}
		532	OUTPUT:
		533	RETVAL
		534
		535	ev_idle *idle (SV *cb)
		536	ALIAS:
		537	idle_ns = 1
		538	CODE:
		539	RETVAL = e_new (sizeof (ev_idle), cb);
		540	ev_idle_set (RETVAL);
		541	if (!ix) START (idle, RETVAL);
		542	OUTPUT:
		543	RETVAL
		544
		545	ev_prepare *prepare (SV *cb)
		546	ALIAS:
		547	prepare_ns = 1
		548	CODE:
		549	RETVAL = e_new (sizeof (ev_prepare), cb);
		550	ev_prepare_set (RETVAL);
		551	if (!ix) START (prepare, RETVAL);
		552	OUTPUT:
		553	RETVAL
		554
		555	ev_check *check (SV *cb)
		556	ALIAS:
		557	check_ns = 1
		558	CODE:
		559	RETVAL = e_new (sizeof (ev_check), cb);
		560	ev_check_set (RETVAL);
		561	if (!ix) START (check, RETVAL);
		562	OUTPUT:
		563	RETVAL
		564
		565	ev_fork *fork (SV *cb)
		566	ALIAS:
		567	fork_ns = 1
		568	CODE:
		569	RETVAL = e_new (sizeof (ev_fork), cb);
		570	ev_fork_set (RETVAL);
		571	if (!ix) START (fork, RETVAL);
		572	OUTPUT:
		573	RETVAL
		574
		575	ev_child *child (int pid, SV *cb)
		576	ALIAS:
		577	child_ns = 1
		578	CODE:
		579	RETVAL = e_new (sizeof (ev_child), cb);
		580	ev_child_set (RETVAL, pid);
		581	if (!ix) START (child, RETVAL);
		582	OUTPUT:
		583	RETVAL
		584
		585	ev_stat *stat (SV *path, NV interval, SV *cb)
		586	ALIAS:
		587	stat_ns = 1
		588	CODE:
		589	RETVAL = e_new (sizeof (ev_stat), cb);
		590	RETVAL->fh = newSVsv (path);
		591	ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
339	if (!ix) e_start (RETVAL);	592	if (!ix) START (stat, RETVAL);
340	OUTPUT:	593	OUTPUT:
341	RETVAL	594	RETVAL
		595
		596	void once (SV *fh, int events, SV *timeout, SV *cb)
		597	CODE:
		598	ev_once (
		599	evapi.default_loop,
		600	sv_fileno (fh), events,
		601	SvOK (timeout) ? SvNV (timeout) : -1.,
		602	e_once_cb,
		603	newSVsv (cb)
		604	);
342		605
343	PROTOTYPES: DISABLE	606	PROTOTYPES: DISABLE
344		607
345
346	MODULE = EV PACKAGE = EV::Base PREFIX = event_base_
347
348	Base new ()
349	CODE:
350	RETVAL = event_init ();
351	OUTPUT:
352	RETVAL
353
354	int event_base_dispatch (Base base)
355
356	int event_base_loop (Base base, int flags = 0)
357
358	int event_base_loopexit (Base base, double after)
359	CODE:
360	{
361	struct timeval tv;
362	tv.tv_sec = (long)after;
363	tv.tv_usec = (long)(after - tv.tv_sec) * 1e6;
364	event_base_loopexit (base, &tv);
365	}
366
367	int event_base_priority_init (Base base, int npri)
368
369	void event_base_set (Base base, Event ev)
370	C_ARGS: base, &ev->ev
371
372	void DESTROY (Base base)
373	CODE:
374	/*event_base_free (base);*/ /* causes too many problems */
375
376
377	MODULE = EV PACKAGE = EV::Event PREFIX = event_	608	MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
378		609
379	int event_priority_set (Event ev, int pri)	610	int ev_is_active (ev_watcher *w)
380	C_ARGS: &ev->ev, pri
381		611
382	int event_add (Event ev, double timeout = TIMEOUT_NONE)	612	int ev_is_pending (ev_watcher *w)
383	CODE:
384	ev->timeout = timeout;
385	ev->abstime = 0;
386	RETVAL = e_start (ev);
387	OUTPUT:
388	RETVAL
389		613
390	int event_start (Event ev)	614	void ev_invoke (ev_watcher *w, int revents = EV_NONE)
391	CODE:	615	C_ARGS: w->loop, w, revents
392	RETVAL = e_start (ev);
393	OUTPUT:
394	RETVAL
395		616
396	int event_del (Event ev)	617	int ev_clear_pending (ev_watcher *w)
397	ALIAS:	618	C_ARGS: w->loop, w
398	stop = 0
399	CODE:
400	RETVAL = e_stop (ev);
401	OUTPUT:
402	RETVAL
403		619
404	void DESTROY (Event ev)	620	void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
405	CODE:	621	C_ARGS: w->loop, w, revents
406	e_stop (ev);
407	SvREFCNT_dec (ev->cb);
408	SvREFCNT_dec (ev->fh);
409		622
410	void cb (Event ev, SV *new_cb)	623	int keepalive (ev_watcher *w, int new_value = 0)
411	CODE:	624	CODE:
		625	{
		626	RETVAL = w->flags & WFLAG_KEEPALIVE;
		627	new_value = new_value ? WFLAG_KEEPALIVE : 0;
		628
		629	if (items > 1 && ((new_value ^ w->flags) & WFLAG_KEEPALIVE))
		630	{
		631	REF (w);
		632	w->flags = (w->flags & ~WFLAG_KEEPALIVE) | new_value;
		633	UNREF (w);
		634	}
		635	}
		636	OUTPUT:
		637	RETVAL
		638
		639	SV *cb (ev_watcher *w, SV *new_cb = 0)
		640	CODE:
		641	{
		642	RETVAL = newSVsv (w->cb_sv);
		643
		644	if (items > 1)
412	sv_setsv (ev->cb, new_cb);	645	sv_setsv (w->cb_sv, new_cb);
		646	}
		647	OUTPUT:
		648	RETVAL
413		649
414	SV *fh (Event ev, SV *new_fh = 0)	650	SV *data (ev_watcher *w, SV *new_data = 0)
415	ALIAS:
416	signal = 0
417	CODE:	651	CODE:
418	RETVAL = newSVsv (ev->fh);	652	{
		653	RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
		654
419	if (items > 1)	655	if (items > 1)
420	{	656	{
421	if (ev->active) event_del (&ev->ev);	657	SvREFCNT_dec (w->data);
422	sv_setsv (ev->fh, new_fh);	658	w->data = newSVsv (new_data);
423	ev->ev.ev_fd = e_fd (ev);
424	if (ev->active) event_add (&ev->ev, e_tv (ev));
425	}	659	}
		660	}
426	OUTPUT:	661	OUTPUT:
427	RETVAL	662	RETVAL
428		663
429	short events (Event ev, short new_events = EV_UNDEF)	664	int priority (ev_watcher *w, int new_priority = 0)
430	CODE:	665	CODE:
431	RETVAL = ev->ev.ev_events;	666	{
		667	RETVAL = w->priority;
		668
432	if (items > 1)	669	if (items > 1)
433	{	670	{
434	if (ev->active) event_del (&ev->ev);	671	int active = ev_is_active (w);
435	ev->ev.ev_events = new_events;	672
436	if (ev->active) event_add (&ev->ev, e_tv (ev));	673	if (active)
		674	{
		675	/* grrr. */
		676	PUSHMARK (SP);
		677	XPUSHs (ST (0));
		678	PUTBACK;
		679	call_method ("stop", G_DISCARD | G_VOID);
		680	}
		681
		682	ev_set_priority (w, new_priority);
		683
		684	if (active)
		685	{
		686	PUSHMARK (SP);
		687	XPUSHs (ST (0));
		688	PUTBACK;
		689	call_method ("start", G_DISCARD | G_VOID);
		690	}
437	}	691	}
		692	}
438	OUTPUT:	693	OUTPUT:
439	RETVAL	694	RETVAL
440		695
441	double timeout (Event ev, double new_timeout = 0., int repeat = 0)	696	MODULE = EV PACKAGE = EV::IO PREFIX = ev_io_
		697
		698	void ev_io_start (ev_io *w)
442	CODE:	699	CODE:
443	RETVAL = ev->timeout;	700	START (io, w);
		701
		702	void ev_io_stop (ev_io *w)
		703	CODE:
		704	STOP (io, w);
		705
		706	void DESTROY (ev_io *w)
		707	CODE:
		708	STOP (io, w);
		709	e_destroy (w);
		710
		711	void set (ev_io *w, SV *fh, int events)
		712	CODE:
		713	{
		714	int fd = sv_fileno (fh);
		715	CHECK_FD (fh, fd);
		716
		717	sv_setsv (w->fh, fh);
		718	RESET (io, w, (w, fd, events));
		719	}
		720
		721	SV *fh (ev_io *w, SV *new_fh = 0)
		722	CODE:
		723	{
444	if (items > 1)	724	if (items > 1)
445	{	725	{
446	if (ev->active) event_del (&ev->ev);	726	int fd = sv_fileno (new_fh);
447	ev->timeout = new_timeout;	727	CHECK_FD (new_fh, fd);
448	ev->interval = repeat;	728
449	ev->abstime = 0;	729	RETVAL = w->fh;
450	if (ev->active) event_add (&ev->ev, e_tv (ev));	730	w->fh = newSVsv (new_fh);
		731
		732	RESET (io, w, (w, fd, w->events));
451	}	733	}
		734	else
		735	RETVAL = newSVsv (w->fh);
		736	}
452	OUTPUT:	737	OUTPUT:
		738	RETVAL
		739
		740	int events (ev_io *w, int new_events = EV_UNDEF)
		741	CODE:
		742	{
		743	RETVAL = w->events;
		744
		745	if (items > 1)
		746	RESET (io, w, (w, w->fd, new_events));
		747	}
		748	OUTPUT:
		749	RETVAL
		750
		751	MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
		752
		753	void ev_signal_start (ev_signal *w)
		754	CODE:
		755	START (signal, w);
		756
		757	void ev_signal_stop (ev_signal *w)
		758	CODE:
		759	STOP (signal, w);
		760
		761	void DESTROY (ev_signal *w)
		762	CODE:
		763	STOP (signal, w);
		764	e_destroy (w);
		765
		766	void set (ev_signal *w, SV *signal)
		767	CODE:
		768	{
		769	Signal signum = sv_signum (signal);
		770	CHECK_SIG (signal, signum);
		771
		772	RESET (signal, w, (w, signum));
		773	}
		774
		775	int signal (ev_signal *w, SV *new_signal = 0)
		776	CODE:
		777	{
		778	RETVAL = w->signum;
		779
		780	if (items > 1)
		781	{
		782	Signal signum = sv_signum (new_signal);
		783	CHECK_SIG (new_signal, signum);
		784
		785	RESET (signal, w, (w, signum));
		786	}
		787	}
		788	OUTPUT:
		789	RETVAL
		790
		791	MODULE = EV PACKAGE = EV::Timer PREFIX = ev_timer_
		792
		793	void ev_timer_start (ev_timer *w)
		794	INIT:
		795	CHECK_REPEAT (w->repeat);
		796	CODE:
		797	START (timer, w);
		798
		799	void ev_timer_stop (ev_timer *w)
		800	CODE:
		801	STOP (timer, w);
		802
		803	void ev_timer_again (ev_timer *w)
		804	INIT:
		805	CHECK_REPEAT (w->repeat);
		806	CODE:
		807	REF (w);
		808	ev_timer_again (w->loop, w);
		809	UNREF (w);
		810
		811	void DESTROY (ev_timer *w)
		812	CODE:
		813	STOP (timer, w);
		814	e_destroy (w);
		815
		816	void set (ev_timer *w, NV after, NV repeat = 0.)
		817	INIT:
		818	CHECK_REPEAT (repeat);
		819	CODE:
		820	RESET (timer, w, (w, after, repeat));
		821
		822	NV at (ev_timer *w)
		823	CODE:
453	RETVAL	824	RETVAL = w->at;
		825	OUTPUT:
		826	RETVAL
454		827
455	void timeout_abs (Event ev, double at, double interval = 0.)	828	MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
456	CODE:
457	if (ev->active) event_del (&ev->ev);
458	ev->timeout = at;
459	ev->interval = interval;
460	ev->abstime = 1;
461	if (ev->active) event_add (&ev->ev, e_tv (ev));
462		829
		830	void ev_periodic_start (ev_periodic *w)
		831	INIT:
		832	CHECK_REPEAT (w->interval);
		833	CODE:
		834	START (periodic, w);
463		835
		836	void ev_periodic_stop (ev_periodic *w)
		837	CODE:
		838	STOP (periodic, w);
		839
		840	void ev_periodic_again (ev_periodic *w)
		841	CODE:
		842	REF (w);
		843	ev_periodic_again (w->loop, w);
		844	UNREF (w);
		845
		846	void DESTROY (ev_periodic *w)
		847	CODE:
		848	STOP (periodic, w);
		849	e_destroy (w);
		850
		851	void set (ev_periodic *w, NV at, NV interval = 0., SV *reschedule_cb = &PL_sv_undef)
		852	INIT:
		853	CHECK_REPEAT (interval);
		854	CODE:
		855	{
		856	SvREFCNT_dec (w->fh);
		857	w->fh = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
		858
		859	RESET (periodic, w, (w, at, interval, w->fh ? e_periodic_cb : 0));
		860	}
		861
		862	NV at (ev_periodic *w)
		863	CODE:
		864	RETVAL = w->at;
		865	OUTPUT:
		866	RETVAL
		867
		868	MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
		869
		870	void ev_idle_start (ev_idle *w)
		871	CODE:
		872	START (idle, w);
		873
		874	void ev_idle_stop (ev_idle *w)
		875	CODE:
		876	STOP (idle, w);
		877
		878	void DESTROY (ev_idle *w)
		879	CODE:
		880	STOP (idle, w);
		881	e_destroy (w);
		882
		883	MODULE = EV PACKAGE = EV::Prepare PREFIX = ev_check_
		884
		885	void ev_prepare_start (ev_prepare *w)
		886	CODE:
		887	START (prepare, w);
		888
		889	void ev_prepare_stop (ev_prepare *w)
		890	CODE:
		891	STOP (prepare, w);
		892
		893	void DESTROY (ev_prepare *w)
		894	CODE:
		895	STOP (prepare, w);
		896	e_destroy (w);
		897
		898	MODULE = EV PACKAGE = EV::Check PREFIX = ev_check_
		899
		900	void ev_check_start (ev_check *w)
		901	CODE:
		902	START (check, w);
		903
		904	void ev_check_stop (ev_check *w)
		905	CODE:
		906	STOP (check, w);
		907
		908	void DESTROY (ev_check *w)
		909	CODE:
		910	STOP (check, w);
		911	e_destroy (w);
		912
		913	MODULE = EV PACKAGE = EV::Fork PREFIX = ev_fork_
		914
		915	void ev_fork_start (ev_fork *w)
		916	CODE:
		917	START (fork, w);
		918
		919	void ev_fork_stop (ev_fork *w)
		920	CODE:
		921	STOP (fork, w);
		922
		923	void DESTROY (ev_fork *w)
		924	CODE:
		925	STOP (fork, w);
		926	e_destroy (w);
		927
		928	MODULE = EV PACKAGE = EV::Child PREFIX = ev_child_
		929
		930	void ev_child_start (ev_child *w)
		931	CODE:
		932	START (child, w);
		933
		934	void ev_child_stop (ev_child *w)
		935	CODE:
		936	STOP (child, w);
		937
		938	void DESTROY (ev_child *w)
		939	CODE:
		940	STOP (child, w);
		941	e_destroy (w);
		942
		943	void set (ev_child *w, int pid)
		944	CODE:
		945	RESET (child, w, (w, pid));
		946
		947	int pid (ev_child *w, int new_pid = 0)
		948	CODE:
		949	{
		950	RETVAL = w->pid;
		951
		952	if (items > 1)
		953	RESET (child, w, (w, new_pid));
		954	}
		955	OUTPUT:
		956	RETVAL
		957
		958
		959	int rstatus (ev_child *w)
		960	ALIAS:
		961	rpid = 1
		962	CODE:
		963	RETVAL = ix ? w->rpid : w->rstatus;
		964	OUTPUT:
		965	RETVAL
		966
464	MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_	967	MODULE = EV PACKAGE = EV::Stat PREFIX = ev_stat_
		968
		969	void ev_stat_start (ev_stat *w)
		970	CODE:
		971	START (stat, w);
		972
		973	void ev_stat_stop (ev_stat *w)
		974	CODE:
		975	STOP (stat, w);
		976
		977	void DESTROY (ev_stat *w)
		978	CODE:
		979	STOP (stat, w);
		980	e_destroy (w);
		981
		982	void set (ev_stat *w, SV *path, NV interval)
		983	CODE:
		984	{
		985	sv_setsv (w->fh, path);
		986	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), interval));
		987	}
		988
		989	SV *path (ev_stat *w, SV *new_path = 0)
		990	CODE:
		991	{
		992	RETVAL = SvREFCNT_inc (w->fh);
		993
		994	if (items > 1)
		995	{
		996	SvREFCNT_dec (w->fh);
		997	w->fh = newSVsv (new_path);
		998	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), w->interval));
		999	}
		1000	}
		1001	OUTPUT:
		1002	RETVAL
		1003
		1004	NV interval (ev_stat *w, NV new_interval = 0.)
		1005	CODE:
		1006	{
		1007	RETVAL = w->interval;
		1008
		1009	if (items > 1)
		1010	RESET (stat, w, (w, SvPVbyte_nolen (w->fh), new_interval));
		1011	}
		1012	OUTPUT:
		1013	RETVAL
		1014
		1015	void prev (ev_stat *w)
		1016	ALIAS:
		1017	stat = 1
		1018	attr = 2
		1019	PPCODE:
		1020	{
		1021	ev_statdata *s = ix ? &w->attr : &w->prev;
		1022
		1023	if (ix == 1)
		1024	ev_stat_stat (w->loop, w);
		1025	else if (!s->st_nlink)
		1026	errno = ENOENT;
		1027
		1028	PL_statcache.st_dev = s->st_nlink;
		1029	PL_statcache.st_ino = s->st_ino;
		1030	PL_statcache.st_mode = s->st_mode;
		1031	PL_statcache.st_nlink = s->st_nlink;
		1032	PL_statcache.st_uid = s->st_uid;
		1033	PL_statcache.st_gid = s->st_gid;
		1034	PL_statcache.st_rdev = s->st_rdev;
		1035	PL_statcache.st_size = s->st_size;
		1036	PL_statcache.st_atime = s->st_atime;
		1037	PL_statcache.st_mtime = s->st_mtime;
		1038	PL_statcache.st_ctime = s->st_ctime;
		1039
		1040	if (GIMME_V == G_SCALAR)
		1041	XPUSHs (boolSV (s->st_nlink));
		1042	else if (GIMME_V == G_ARRAY && s->st_nlink)
		1043	{
		1044	EXTEND (SP, 13);
		1045	PUSHs (sv_2mortal (newSViv (s->st_dev)));
		1046	PUSHs (sv_2mortal (newSViv (s->st_ino)));
		1047	PUSHs (sv_2mortal (newSVuv (s->st_mode)));
		1048	PUSHs (sv_2mortal (newSVuv (s->st_nlink)));
		1049	PUSHs (sv_2mortal (newSViv (s->st_uid)));
		1050	PUSHs (sv_2mortal (newSViv (s->st_gid)));
		1051	PUSHs (sv_2mortal (newSViv (s->st_rdev)));
		1052	PUSHs (sv_2mortal (newSVnv ((NV)s->st_size)));
		1053	PUSHs (sv_2mortal (newSVnv (s->st_atime)));
		1054	PUSHs (sv_2mortal (newSVnv (s->st_mtime)));
		1055	PUSHs (sv_2mortal (newSVnv (s->st_ctime)));
		1056	PUSHs (sv_2mortal (newSVuv (4096)));
		1057	PUSHs (sv_2mortal (newSVnv ((NV)((s->st_size + 4095) / 4096))));
		1058	}
		1059	}
		1060
		1061	#if 0
		1062
		1063	MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
465		1064
466	BOOT:	1065	BOOT:
467	{	1066	{
468	HV *stash = gv_stashpv ("EV::DNS", 1);	1067	HV *stash = gv_stashpv ("EV::HTTP", 1);
469		1068
470	static const struct {	1069	static const struct {
471	const char *name;	1070	const char *name;
472	IV iv;	1071	IV iv;
473	} *civ, const_iv[] = {	1072	} *civ, const_iv[] = {
474	# define const_iv(pfx, name) { # name, (IV) pfx ## name },	1073	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
475
476	const_iv (DNS_, ERR_NONE)
477	const_iv (DNS_, ERR_FORMAT)
478	const_iv (DNS_, ERR_SERVERFAILED)
479	const_iv (DNS_, ERR_NOTEXIST)
480	const_iv (DNS_, ERR_NOTIMPL)
481	const_iv (DNS_, ERR_REFUSED)
482	const_iv (DNS_, ERR_TRUNCATED)
483	const_iv (DNS_, ERR_UNKNOWN)
484	const_iv (DNS_, ERR_TIMEOUT)
485	const_iv (DNS_, ERR_SHUTDOWN)
486	const_iv (DNS_, IPv4_A)
487	const_iv (DNS_, PTR)	1074	const_iv (HTTP_, OK)
488	const_iv (DNS_, IPv6_AAAA)	1075	const_iv (HTTP_, NOCONTENT)
489	const_iv (DNS_, QUERY_NO_SEARCH)	1076	const_iv (HTTP_, MOVEPERM)
490	const_iv (DNS_, OPTION_SEARCH)	1077	const_iv (HTTP_, MOVETEMP)
491	const_iv (DNS_, OPTION_NAMESERVERS)	1078	const_iv (HTTP_, NOTMODIFIED)
492	const_iv (DNS_, OPTION_MISC)	1079	const_iv (HTTP_, BADREQUEST)
493	const_iv (DNS_, OPTIONS_ALL)	1080	const_iv (HTTP_, NOTFOUND)
494	const_iv (DNS_, NO_SEARCH)	1081	const_iv (HTTP_, SERVUNAVAIL)
		1082	const_iv (EVHTTP_, REQ_OWN_CONNECTION)
		1083	const_iv (EVHTTP_, PROXY_REQUEST)
		1084	const_iv (EVHTTP_, REQ_GET)
		1085	const_iv (EVHTTP_, REQ_POST)
		1086	const_iv (EVHTTP_, REQ_HEAD)
		1087	const_iv (EVHTTP_, REQUEST)
		1088	const_iv (EVHTTP_, RESPONSE)
495	};	1089	};
496		1090
497	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )	1091	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
498	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));	1092	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
499	}	1093	}
500		1094
501	int evdns_init ()	1095	MODULE = EV PACKAGE = EV::HTTP::Request PREFIX = evhttp_request_
502		1096
503	void evdns_shutdown (int fail_requests = 1)	1097	#HttpRequest new (SV *klass, SV *cb)
504		1098
505	const char *evdns_err_to_string (int err)	1099	#void DESTROY (struct evhttp_request *req);
506
507	int evdns_nameserver_add (U32 address)
508
509	int evdns_count_nameservers ()
510
511	int evdns_clear_nameservers_and_suspend ()
512
513	int evdns_resume ()
514
515	int evdns_nameserver_ip_add (char *ip_as_string)
516
517	int evdns_resolve_ipv4 (const char *name, int flags, SV *cb)
518	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
519
520	int evdns_resolve_ipv6 (const char *name, int flags, SV *cb)
521	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
522
523	int evdns_resolve_reverse (SV *addr, int flags, SV *cb)
524	ALIAS:
525	evdns_resolve_reverse_ipv6 = 1
526	CODE:
527	{
528	STRLEN len;
529	char *data = SvPVbyte (addr, len);
530	if (len != (ix ? 16 : 4))
531	croak ("ipv4/ipv6 address to resolve must be given as 4/16 byte octet string");
532
533	RETVAL = ix
534	? evdns_resolve_reverse_ipv6 ((struct in6_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb))
535	: evdns_resolve_reverse ((struct in_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb));
536	}
537	OUTPUT:
538	RETVAL
539
540	int evdns_set_option (char *option, char *val, int flags)
541
542	int evdns_resolv_conf_parse (int flags, const char *filename)
543
544	#ifdef MS_WINDOWS
545
546	int evdns_config_windows_nameservers ()
547		1100
548	#endif	1101	#endif
549		1102
550	void evdns_search_clear ()
551		1103
552	void evdns_search_add (char *domain)
553		1104
554	void evdns_search_ndots_set (int ndots)
555		1105
		1106
		1107
		1108
		1109

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