EV/EV.xs

#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"

#include <math.h>
#include <netinet/in.h>

#define TIMEOUT_NONE HUGE_VAL

#define EV_COMMON                       \
  SV *self; /* contains this struct */  \
  SV *cb_sv, *fh;

#include "EV/EVAPI.h"

typedef int Signal;

static struct EVAPI evapi;

static HV
  *stash_watcher,
  *stash_io,
  *stash_time,
  *stash_timer,
  *stash_periodic,
  *stash_signal,
  *stash_idle,
  *stash_check;

static int
sv_signum (SV *sig)
{
  int signum;

  if (SvIV (sig) > 0)
    return SvIV (sig);

  for (signum = 1; signum < SIG_SIZE; ++signum)
    if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
      return signum;

  return -1;
}

static void
api_once (int fd, short events, double timeout, void (*cb)(int, short, void *), void *arg)
{
#if 0
  if (timeout >= 0.)
    {
      struct timeval tv;
      tv_set (&tv, timeout);
      event_once (fd, events, cb, arg, &tv);
    }
  else
    event_once (fd, events, cb, arg, 0);
#endif
}

/////////////////////////////////////////////////////////////////////////////
// Event

static void e_cb (struct ev_watcher *w, int revents);

static int
sv_fileno (SV *fh)
{
  SvGETMAGIC (fh);

  if (SvROK (fh))
    fh = SvRV (fh);

  if (SvTYPE (fh) == SVt_PVGV)
    return PerlIO_fileno (IoIFP (sv_2io (fh)));

  if (SvIOK (fh))
    return SvIV (fh);

  return -1;
}

static void *
e_new (int size, SV *cb_sv)
{
  struct ev_watcher *w;
  SV *self = NEWSV (0, size);
  SvPOK_only (self);
  SvCUR_set (self, size);

  w = (struct ev_watcher *)SvPVX (self);

  evw_init (w, e_cb);

  w->fh    = 0;
  w->cb_sv = newSVsv (cb_sv);
  w->self  = self;

  return (void *)w;
}

static SV *
e_bless (struct ev_watcher *w, HV *stash)
{
  SV *rv;

  if (SvOBJECT (w->self))
    rv = newRV_inc (w->self);
  else
    {
      rv = newRV_noinc (w->self);
      sv_bless (rv, stash);
      SvREADONLY_on (w->self);
    }

  return rv;
}

static void
e_cb (struct ev_watcher *w, int revents)
{
  dSP;
  I32 mark = SP - PL_stack_base;
  SV *sv_self, *sv_events;
  static SV *sv_events_cache;

  sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */

  if (sv_events_cache)
    {
      sv_events = sv_events_cache; sv_events_cache = 0;
      SvIV_set (sv_events, revents);
    }
  else
    sv_events = newSViv (revents);

  PUSHMARK (SP);
  EXTEND (SP, 2);
  PUSHs (sv_self);
  PUSHs (sv_events);
  PUTBACK;
  call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
  SP = PL_stack_base + mark; PUTBACK;

  SvREFCNT_dec (sv_self);

  if (sv_events_cache)
    SvREFCNT_dec (sv_events);
  else
    sv_events_cache = sv_events;

  if (SvTRUE (ERRSV))
    {
      PUSHMARK (SP);
      PUTBACK;
      call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
      SP = PL_stack_base + mark; PUTBACK;
    }
}

#if 0
/////////////////////////////////////////////////////////////////////////////
// DNS

static void
dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg)
{
  dSP;
  SV *cb = (SV *)arg;

  ENTER;
  SAVETMPS;
  PUSHMARK (SP);
  EXTEND (SP, count + 3);
  PUSHs (sv_2mortal (newSViv (result)));

  if (result == DNS_ERR_NONE && ttl >= 0)
    {
      int i;

      PUSHs (sv_2mortal (newSViv (type)));
      PUSHs (sv_2mortal (newSViv (ttl)));

      for (i = 0; i < count; ++i)
        switch (type)
          {
            case DNS_IPv6_AAAA:
              PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
              break;
            case DNS_IPv4_A:
              PUSHs (sv_2mortal (newSVpvn (i *  4 + (char *)addresses,  4)));
              break;
            case DNS_PTR:
              PUSHs (sv_2mortal (newSVpv (*(char **)addresses, 0)));
              break;
          }
    }

  PUTBACK;
  call_sv (sv_2mortal (cb), G_DISCARD | G_VOID | G_EVAL);

  FREETMPS;

  if (SvTRUE (ERRSV))
    {
      PUSHMARK (SP);
      PUTBACK;
      call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
    }

  LEAVE;
}
#endif

/////////////////////////////////////////////////////////////////////////////
// XS interface functions

MODULE = EV             PACKAGE = EV            PREFIX = ev_

BOOT:
{
  int i;
  HV *stash = gv_stashpv ("EV", 1);

  static const struct {
    const char *name;
    IV iv;
  } *civ, const_iv[] = {
#   define const_iv(pfx, name) { # name, (IV) pfx ## name },
    const_iv (EV_, NONE)
    const_iv (EV_, TIMEOUT)
    const_iv (EV_, READ)
    const_iv (EV_, WRITE)
    const_iv (EV_, SIGNAL)
    const_iv (EV_, IDLE)
    const_iv (EV_, CHECK)

    const_iv (EV, LOOP_ONESHOT)
    const_iv (EV, LOOP_NONBLOCK)

    const_iv (EV, METHOD_NONE)
    const_iv (EV, METHOD_SELECT)
    const_iv (EV, METHOD_EPOLL)
  };

  for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
    newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));

  stash_watcher  = gv_stashpv ("EV::Watcher" , 1);
  stash_io       = gv_stashpv ("EV::IO"      , 1);
  stash_time     = gv_stashpv ("EV::Time"    , 1);
  stash_timer    = gv_stashpv ("EV::Timer"   , 1);
  stash_periodic = gv_stashpv ("EV::Periodic", 1);
  stash_signal   = gv_stashpv ("EV::Signal"  , 1);
  stash_idle     = gv_stashpv ("EV::Idle"    , 1);
  stash_check    = gv_stashpv ("EV::Check"   , 1);

  {
    SV *sv = perl_get_sv ("EV::API", TRUE);
             perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */

    /* the poor man's shared library emulator */
    evapi.ver            = EV_API_VERSION;
    evapi.rev            = EV_API_REVISION;
    evapi.once           = api_once;
    evapi.sv_fileno      = sv_fileno;
    evapi.sv_signum      = sv_signum;
    evapi.now            = &ev_now;
    evapi.method         = &ev_method;
    evapi.loop_done      = &ev_loop_done;
    evapi.time           = ev_time;
    evapi.loop           = ev_loop;
    evapi.io_start       = evio_start;
    evapi.io_stop        = evio_stop;
    evapi.timer_start    = evtimer_start;
    evapi.timer_stop     = evtimer_stop;
    evapi.periodic_start = evperiodic_start;
    evapi.periodic_stop  = evperiodic_stop;
    evapi.signal_start   = evsignal_start;
    evapi.signal_stop    = evsignal_stop;
    evapi.idle_start     = evidle_start;
    evapi.idle_stop      = evidle_stop;
    evapi.check_start    = evcheck_start;
    evapi.check_stop     = evcheck_stop;

    sv_setiv (sv, (IV)&evapi);
    SvREADONLY_on (sv);
  }
}

NV ev_now ()
        CODE:
        RETVAL = ev_now;
        OUTPUT:
        RETVAL

int ev_method ()
        CODE:
        RETVAL = ev_method;
        OUTPUT:
        RETVAL

NV ev_time ()

void ev_init (int flags = 0)

void ev_loop (int flags = 0)

void ev_loop_done (int value = 1)
        CODE:
        ev_loop_done = value;

struct ev_io *io (SV *fh, int events, SV *cb)
        ALIAS:
        io_ns = 1
        CODE:
        RETVAL = e_new (sizeof (struct ev_io), cb);
        RETVAL->fh = newSVsv (fh);
        evio_set (RETVAL, sv_fileno (RETVAL->fh), events);
        if (!ix) evio_start (RETVAL);
        OUTPUT:
        RETVAL

struct ev_timer *timer (NV after, NV repeat, SV *cb)
        ALIAS:
        timer_ns = 1
        CODE:
        RETVAL = e_new (sizeof (struct ev_timer), cb);
        evtimer_set (RETVAL, after, repeat);
        if (!ix) evtimer_start (RETVAL);
        OUTPUT:
        RETVAL

struct ev_periodic *periodic (NV at, NV interval, SV *cb)
        ALIAS:
        periodic_ns = 1
        CODE:
        RETVAL = e_new (sizeof (struct ev_periodic), cb);
        evperiodic_set (RETVAL, at, interval);
        if (!ix) evperiodic_start (RETVAL);
        OUTPUT:
        RETVAL

struct ev_signal *signal (Signal signum, SV *cb)
        ALIAS:
        signal_ns = 1
        CODE:
        RETVAL = e_new (sizeof (struct ev_signal), cb);
        evsignal_set (RETVAL, signum);
        if (!ix) evsignal_start (RETVAL);
        OUTPUT:
        RETVAL

struct ev_idle *idle (SV *cb)
        ALIAS:
        idle_ns = 1
        CODE:
        RETVAL = e_new (sizeof (struct ev_idle), cb);
        evidle_set (RETVAL);
        if (!ix) evidle_start (RETVAL);
        OUTPUT:
        RETVAL

struct ev_check *check (SV *cb)
        ALIAS:
        check_ns = 1
        CODE:
        RETVAL = e_new (sizeof (struct ev_check), cb);
        evcheck_set (RETVAL);
        if (!ix) evcheck_start (RETVAL);
        OUTPUT:
        RETVAL


PROTOTYPES: DISABLE

MODULE = EV             PACKAGE = EV::Watcher   PREFIX = ev_

int ev_is_active (struct ev_watcher *w)

SV *cb (struct ev_watcher *w, SV *new_cb = 0)
        CODE:
{
        RETVAL = newSVsv (w->cb_sv);

        if (items > 1)
          sv_setsv (w->cb_sv, new_cb);
}
        OUTPUT:
        RETVAL

MODULE = EV             PACKAGE = EV::IO        PREFIX = evio_

void evio_start (struct ev_io *w)

void evio_stop (struct ev_io *w)

void set (struct ev_io *w, SV *fh, int events)
        CODE:
{
        int active = w->active;
        if (active) evio_stop (w);

        sv_setsv (w->fh, fh);
        evio_set (w, sv_fileno (w->fh), events);

        if (active) evio_start (w);
}

SV *fh (struct ev_io *w, SV *new_fh = 0)
        CODE:
{
        RETVAL = newSVsv (w->fh);

        if (items > 1)
          {
            int active = w->active;
            if (active) evio_stop (w);

            sv_setsv (w->fh, new_fh);
            evio_set (w, sv_fileno (w->fh), w->events);

            if (active) evio_start (w);
          }
}
        OUTPUT:
        RETVAL

short events (struct ev_io *w, short new_events = EV_UNDEF)
        CODE:
{
        RETVAL = w->events;

        if (items > 1)
          {
            int active = w->active;
            if (active) evio_stop (w);

            evio_set (w, w->fd, new_events);

            if (active) evio_start (w);
          }
}
        OUTPUT:
        RETVAL

MODULE = EV             PACKAGE = EV::Signal    PREFIX = evsignal_

void evsignal_start (struct ev_signal *w)

void evsignal_stop (struct ev_signal *w)

void set (struct ev_signal *w, SV *signal = 0)
        CODE:
{
        Signal signum = sv_signum (signal); /* may croak here */
        int active = w->active;

        if (active) evsignal_stop (w);
        evsignal_set (w, signum);
        if (active) evsignal_start (w);
}

MODULE = EV             PACKAGE = EV::Time

MODULE = EV             PACKAGE = EV::Timer     PREFIX = evtimer_

void evtimer_start (struct ev_timer *w)

void evtimer_stop (struct ev_timer *w)

void set (struct ev_timer *w, NV after, NV repeat = 0.)
        CODE:
{
        int active = w->active;
        if (active) evtimer_stop (w);
        evtimer_set (w, after, repeat);
        if (active) evtimer_start (w);
}

MODULE = EV             PACKAGE = EV::Periodic  PREFIX = evperiodic_

void evperiodic_start (struct ev_periodic *w)

void evperiodic_stop (struct ev_periodic *w)

void set (struct ev_periodic *w, NV at, NV interval = 0.)
        CODE:
{
        int active = w->active;
        if (active) evperiodic_stop (w);
        evperiodic_set (w, at, interval);
        if (active) evperiodic_start (w);
}

MODULE = EV             PACKAGE = EV::Idle      PREFIX = evidle_

void evidle_start (struct ev_idle *w)

void evidle_stop (struct ev_idle *w)

MODULE = EV             PACKAGE = EV::Check     PREFIX = evcheck_

void evcheck_start (struct ev_check *w)

void evcheck_stop (struct ev_check *w)

#if 0

MODULE = EV             PACKAGE = EV::DNS       PREFIX = evdns_

BOOT:
{
  HV *stash = gv_stashpv ("EV::DNS", 1);

  static const struct {
    const char *name;
    IV iv;
  } *civ, const_iv[] = {
#   define const_iv(pfx, name) { # name, (IV) pfx ## name },
    const_iv (DNS_, ERR_NONE)
    const_iv (DNS_, ERR_FORMAT)
    const_iv (DNS_, ERR_SERVERFAILED)
    const_iv (DNS_, ERR_NOTEXIST)
    const_iv (DNS_, ERR_NOTIMPL)
    const_iv (DNS_, ERR_REFUSED)
    const_iv (DNS_, ERR_TRUNCATED)
    const_iv (DNS_, ERR_UNKNOWN)
    const_iv (DNS_, ERR_TIMEOUT)
    const_iv (DNS_, ERR_SHUTDOWN)
    const_iv (DNS_, IPv4_A)
    const_iv (DNS_, PTR)
    const_iv (DNS_, IPv6_AAAA)
    const_iv (DNS_, QUERY_NO_SEARCH)
    const_iv (DNS_, OPTION_SEARCH)
    const_iv (DNS_, OPTION_NAMESERVERS)
    const_iv (DNS_, OPTION_MISC)
    const_iv (DNS_, OPTIONS_ALL)
    const_iv (DNS_, NO_SEARCH)
  };

  for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
    newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
}

int evdns_init ()

void evdns_shutdown (int fail_requests = 1)

const char *evdns_err_to_string (int err)

int evdns_nameserver_add (U32 address)

int evdns_count_nameservers ()

int evdns_clear_nameservers_and_suspend ()

int evdns_resume ()

int evdns_nameserver_ip_add (char *ip_as_string)

int evdns_resolve_ipv4 (const char *name, int flags, SV *cb)
        C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)

int evdns_resolve_ipv6 (const char *name, int flags, SV *cb)
        C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)

int evdns_resolve_reverse (SV *addr, int flags, SV *cb)
        ALIAS:
        evdns_resolve_reverse_ipv6 = 1
        CODE:
{
        STRLEN len;
        char *data = SvPVbyte (addr, len);
        if (len != (ix ? 16 : 4))
          croak ("ipv4/ipv6 address to be resolved must be given as 4/16 byte octet string");

        RETVAL = ix
          ? evdns_resolve_reverse_ipv6 ((struct in6_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb))
          : evdns_resolve_reverse      ((struct in_addr  *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb));
}
        OUTPUT:
        RETVAL

int evdns_set_option (char *option, char *val, int flags)

int evdns_resolv_conf_parse (int flags, const char *filename)

#ifdef MS_WINDOWS

int evdns_config_windows_nameservers ()

#endif

void evdns_search_clear ()

void evdns_search_add (char *domain)

void evdns_search_ndots_set (int ndots)


MODULE = EV             PACKAGE = EV::HTTP      PREFIX = evhttp_

BOOT:
{
  HV *stash = gv_stashpv ("EV::HTTP", 1);

  static const struct {
    const char *name;
    IV iv;
  } *civ, const_iv[] = {
#   define const_iv(pfx, name) { # name, (IV) pfx ## name },
    const_iv (HTTP_, OK)
    const_iv (HTTP_, NOCONTENT)
    const_iv (HTTP_, MOVEPERM)
    const_iv (HTTP_, MOVETEMP)
    const_iv (HTTP_, NOTMODIFIED)
    const_iv (HTTP_, BADREQUEST)
    const_iv (HTTP_, NOTFOUND)
    const_iv (HTTP_, SERVUNAVAIL)
    const_iv (EVHTTP_, REQ_OWN_CONNECTION)
    const_iv (EVHTTP_, PROXY_REQUEST)
    const_iv (EVHTTP_, REQ_GET)
    const_iv (EVHTTP_, REQ_POST)
    const_iv (EVHTTP_, REQ_HEAD)
    const_iv (EVHTTP_, REQUEST)
    const_iv (EVHTTP_, RESPONSE)
  };

  for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
    newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
}

MODULE = EV             PACKAGE = EV::HTTP::Request     PREFIX = evhttp_request_

#HttpRequest new (SV *klass, SV *cb)

#void DESTROY (struct evhttp_request *req);

#endif


Revision:	1.15
Committed:	Wed Oct 31 10:50:05 2007 UTC (16 years, 7 months ago) by root
Branch:	MAIN
Changes since 1.14:	+220 -303 lines
Log Message:	EV first rough cut
#	Content
1	#include "EXTERN.h"
2	#include "perl.h"
3	#include "XSUB.h"
4
5	#include <math.h>
6	#include <netinet/in.h>
7
8	#define TIMEOUT_NONE HUGE_VAL
9
10	#define EV_COMMON \
11	SV self; / contains this struct */ \
12	SV cb_sv, fh;
13
14	#include "EV/EVAPI.h"
15
16	typedef int Signal;
17
18	static struct EVAPI evapi;
19
20	static HV
21	*stash_watcher,
22	*stash_io,
23	*stash_time,
24	*stash_timer,
25	*stash_periodic,
26	*stash_signal,
27	*stash_idle,
28	*stash_check;
29
30	static int
31	sv_signum (SV *sig)
32	{
33	int signum;
34
35	if (SvIV (sig) > 0)
36	return SvIV (sig);
37
38	for (signum = 1; signum < SIG_SIZE; ++signum)
39	if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
40	return signum;
41
42	return -1;
43	}
44
45	static void
46	api_once (int fd, short events, double timeout, void (cb)(int, short, void ), void *arg)
47	{
48	#if 0
49	if (timeout >= 0.)
50	{
51	struct timeval tv;
52	tv_set (&tv, timeout);
53	event_once (fd, events, cb, arg, &tv);
54	}
55	else
56	event_once (fd, events, cb, arg, 0);
57	#endif
58	}
59
60	/////////////////////////////////////////////////////////////////////////////
61	// Event
62
63	static void e_cb (struct ev_watcher *w, int revents);
64
65	static int
66	sv_fileno (SV *fh)
67	{
68	SvGETMAGIC (fh);
69
70	if (SvROK (fh))
71	fh = SvRV (fh);
72
73	if (SvTYPE (fh) == SVt_PVGV)
74	return PerlIO_fileno (IoIFP (sv_2io (fh)));
75
76	if (SvIOK (fh))
77	return SvIV (fh);
78
79	return -1;
80	}
81
82	static void *
83	e_new (int size, SV *cb_sv)
84	{
85	struct ev_watcher *w;
86	SV *self = NEWSV (0, size);
87	SvPOK_only (self);
88	SvCUR_set (self, size);
89
90	w = (struct ev_watcher *)SvPVX (self);
91
92	evw_init (w, e_cb);
93
94	w->fh = 0;
95	w->cb_sv = newSVsv (cb_sv);
96	w->self = self;
97
98	return (void *)w;
99	}
100
101	static SV *
102	e_bless (struct ev_watcher w, HV stash)
103	{
104	SV *rv;
105
106	if (SvOBJECT (w->self))
107	rv = newRV_inc (w->self);
108	else
109	{
110	rv = newRV_noinc (w->self);
111	sv_bless (rv, stash);
112	SvREADONLY_on (w->self);
113	}
114
115	return rv;
116	}
117
118	static void
119	e_cb (struct ev_watcher *w, int revents)
120	{
121	dSP;
122	I32 mark = SP - PL_stack_base;
123	SV sv_self, sv_events;
124	static SV *sv_events_cache;
125
126	sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
127
128	if (sv_events_cache)
129	{
130	sv_events = sv_events_cache; sv_events_cache = 0;
131	SvIV_set (sv_events, revents);
132	}
133	else
134	sv_events = newSViv (revents);
135
136	PUSHMARK (SP);
137	EXTEND (SP, 2);
138	PUSHs (sv_self);
139	PUSHs (sv_events);
140	PUTBACK;
141	call_sv (w->cb_sv, G_DISCARD \| G_VOID \| G_EVAL);
142	SP = PL_stack_base + mark; PUTBACK;
143
144	SvREFCNT_dec (sv_self);
145
146	if (sv_events_cache)
147	SvREFCNT_dec (sv_events);
148	else
149	sv_events_cache = sv_events;
150
151	if (SvTRUE (ERRSV))
152	{
153	PUSHMARK (SP);
154	PUTBACK;
155	call_sv (get_sv ("EV::DIED", 1), G_DISCARD \| G_VOID \| G_EVAL \| G_KEEPERR);
156	SP = PL_stack_base + mark; PUTBACK;
157	}
158	}
159
160	#if 0
161	/////////////////////////////////////////////////////////////////////////////
162	// DNS
163
164	static void
165	dns_cb (int result, char type, int count, int ttl, void addresses, void arg)
166	{
167	dSP;
168	SV cb = (SV )arg;
169
170	ENTER;
171	SAVETMPS;
172	PUSHMARK (SP);
173	EXTEND (SP, count + 3);
174	PUSHs (sv_2mortal (newSViv (result)));
175
176	if (result == DNS_ERR_NONE && ttl >= 0)
177	{
178	int i;
179
180	PUSHs (sv_2mortal (newSViv (type)));
181	PUSHs (sv_2mortal (newSViv (ttl)));
182
183	for (i = 0; i < count; ++i)
184	switch (type)
185	{
186	case DNS_IPv6_AAAA:
187	PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
188	break;
189	case DNS_IPv4_A:
190	PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4)));
191	break;
192	case DNS_PTR:
193	PUSHs (sv_2mortal (newSVpv ((char *)addresses, 0)));
194	break;
195	}
196	}
197
198	PUTBACK;
199	call_sv (sv_2mortal (cb), G_DISCARD \| G_VOID \| G_EVAL);
200
201	FREETMPS;
202
203	if (SvTRUE (ERRSV))
204	{
205	PUSHMARK (SP);
206	PUTBACK;
207	call_sv (get_sv ("EV::DIED", 1), G_DISCARD \| G_VOID \| G_EVAL \| G_KEEPERR);
208	}
209
210	LEAVE;
211	}
212	#endif
213
214	/////////////////////////////////////////////////////////////////////////////
215	// XS interface functions
216
217	MODULE = EV PACKAGE = EV PREFIX = ev_
218
219	BOOT:
220	{
221	int i;
222	HV *stash = gv_stashpv ("EV", 1);
223
224	static const struct {
225	const char *name;
226	IV iv;
227	} *civ, const_iv[] = {
228	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
229	const_iv (EV_, NONE)
230	const_iv (EV_, TIMEOUT)
231	const_iv (EV_, READ)
232	const_iv (EV_, WRITE)
233	const_iv (EV_, SIGNAL)
234	const_iv (EV_, IDLE)
235	const_iv (EV_, CHECK)
236
237	const_iv (EV, LOOP_ONESHOT)
238	const_iv (EV, LOOP_NONBLOCK)
239
240	const_iv (EV, METHOD_NONE)
241	const_iv (EV, METHOD_SELECT)
242	const_iv (EV, METHOD_EPOLL)
243	};
244
245	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
246	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
247
248	stash_watcher = gv_stashpv ("EV::Watcher" , 1);
249	stash_io = gv_stashpv ("EV::IO" , 1);
250	stash_time = gv_stashpv ("EV::Time" , 1);
251	stash_timer = gv_stashpv ("EV::Timer" , 1);
252	stash_periodic = gv_stashpv ("EV::Periodic", 1);
253	stash_signal = gv_stashpv ("EV::Signal" , 1);
254	stash_idle = gv_stashpv ("EV::Idle" , 1);
255	stash_check = gv_stashpv ("EV::Check" , 1);
256
257	{
258	SV *sv = perl_get_sv ("EV::API", TRUE);
259	perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
260
261	/* the poor man's shared library emulator */
262	evapi.ver = EV_API_VERSION;
263	evapi.rev = EV_API_REVISION;
264	evapi.once = api_once;
265	evapi.sv_fileno = sv_fileno;
266	evapi.sv_signum = sv_signum;
267	evapi.now = &ev_now;
268	evapi.method = &ev_method;
269	evapi.loop_done = &ev_loop_done;
270	evapi.time = ev_time;
271	evapi.loop = ev_loop;
272	evapi.io_start = evio_start;
273	evapi.io_stop = evio_stop;
274	evapi.timer_start = evtimer_start;
275	evapi.timer_stop = evtimer_stop;
276	evapi.periodic_start = evperiodic_start;
277	evapi.periodic_stop = evperiodic_stop;
278	evapi.signal_start = evsignal_start;
279	evapi.signal_stop = evsignal_stop;
280	evapi.idle_start = evidle_start;
281	evapi.idle_stop = evidle_stop;
282	evapi.check_start = evcheck_start;
283	evapi.check_stop = evcheck_stop;
284
285	sv_setiv (sv, (IV)&evapi);
286	SvREADONLY_on (sv);
287	}
288	}
289
290	NV ev_now ()
291	CODE:
292	RETVAL = ev_now;
293	OUTPUT:
294	RETVAL
295
296	int ev_method ()
297	CODE:
298	RETVAL = ev_method;
299	OUTPUT:
300	RETVAL
301
302	NV ev_time ()
303
304	void ev_init (int flags = 0)
305
306	void ev_loop (int flags = 0)
307
308	void ev_loop_done (int value = 1)
309	CODE:
310	ev_loop_done = value;
311
312	struct ev_io io (SV fh, int events, SV *cb)
313	ALIAS:
314	io_ns = 1
315	CODE:
316	RETVAL = e_new (sizeof (struct ev_io), cb);
317	RETVAL->fh = newSVsv (fh);
318	evio_set (RETVAL, sv_fileno (RETVAL->fh), events);
319	if (!ix) evio_start (RETVAL);
320	OUTPUT:
321	RETVAL
322
323	struct ev_timer timer (NV after, NV repeat, SV cb)
324	ALIAS:
325	timer_ns = 1
326	CODE:
327	RETVAL = e_new (sizeof (struct ev_timer), cb);
328	evtimer_set (RETVAL, after, repeat);
329	if (!ix) evtimer_start (RETVAL);
330	OUTPUT:
331	RETVAL
332
333	struct ev_periodic periodic (NV at, NV interval, SV cb)
334	ALIAS:
335	periodic_ns = 1
336	CODE:
337	RETVAL = e_new (sizeof (struct ev_periodic), cb);
338	evperiodic_set (RETVAL, at, interval);
339	if (!ix) evperiodic_start (RETVAL);
340	OUTPUT:
341	RETVAL
342
343	struct ev_signal signal (Signal signum, SV cb)
344	ALIAS:
345	signal_ns = 1
346	CODE:
347	RETVAL = e_new (sizeof (struct ev_signal), cb);
348	evsignal_set (RETVAL, signum);
349	if (!ix) evsignal_start (RETVAL);
350	OUTPUT:
351	RETVAL
352
353	struct ev_idle idle (SV cb)
354	ALIAS:
355	idle_ns = 1
356	CODE:
357	RETVAL = e_new (sizeof (struct ev_idle), cb);
358	evidle_set (RETVAL);
359	if (!ix) evidle_start (RETVAL);
360	OUTPUT:
361	RETVAL
362
363	struct ev_check check (SV cb)
364	ALIAS:
365	check_ns = 1
366	CODE:
367	RETVAL = e_new (sizeof (struct ev_check), cb);
368	evcheck_set (RETVAL);
369	if (!ix) evcheck_start (RETVAL);
370	OUTPUT:
371	RETVAL
372
373
374	PROTOTYPES: DISABLE
375
376	MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
377
378	int ev_is_active (struct ev_watcher *w)
379
380	SV cb (struct ev_watcher w, SV *new_cb = 0)
381	CODE:
382	{
383	RETVAL = newSVsv (w->cb_sv);
384
385	if (items > 1)
386	sv_setsv (w->cb_sv, new_cb);
387	}
388	OUTPUT:
389	RETVAL
390
391	MODULE = EV PACKAGE = EV::IO PREFIX = evio_
392
393	void evio_start (struct ev_io *w)
394
395	void evio_stop (struct ev_io *w)
396
397	void set (struct ev_io w, SV fh, int events)
398	CODE:
399	{
400	int active = w->active;
401	if (active) evio_stop (w);
402
403	sv_setsv (w->fh, fh);
404	evio_set (w, sv_fileno (w->fh), events);
405
406	if (active) evio_start (w);
407	}
408
409	SV fh (struct ev_io w, SV *new_fh = 0)
410	CODE:
411	{
412	RETVAL = newSVsv (w->fh);
413
414	if (items > 1)
415	{
416	int active = w->active;
417	if (active) evio_stop (w);
418
419	sv_setsv (w->fh, new_fh);
420	evio_set (w, sv_fileno (w->fh), w->events);
421
422	if (active) evio_start (w);
423	}
424	}
425	OUTPUT:
426	RETVAL
427
428	short events (struct ev_io *w, short new_events = EV_UNDEF)
429	CODE:
430	{
431	RETVAL = w->events;
432
433	if (items > 1)
434	{
435	int active = w->active;
436	if (active) evio_stop (w);
437
438	evio_set (w, w->fd, new_events);
439
440	if (active) evio_start (w);
441	}
442	}
443	OUTPUT:
444	RETVAL
445
446	MODULE = EV PACKAGE = EV::Signal PREFIX = evsignal_
447
448	void evsignal_start (struct ev_signal *w)
449
450	void evsignal_stop (struct ev_signal *w)
451
452	void set (struct ev_signal w, SV signal = 0)
453	CODE:
454	{
455	Signal signum = sv_signum (signal); /* may croak here */
456	int active = w->active;
457
458	if (active) evsignal_stop (w);
459	evsignal_set (w, signum);
460	if (active) evsignal_start (w);
461	}
462
463	MODULE = EV PACKAGE = EV::Time
464
465	MODULE = EV PACKAGE = EV::Timer PREFIX = evtimer_
466
467	void evtimer_start (struct ev_timer *w)
468
469	void evtimer_stop (struct ev_timer *w)
470
471	void set (struct ev_timer *w, NV after, NV repeat = 0.)
472	CODE:
473	{
474	int active = w->active;
475	if (active) evtimer_stop (w);
476	evtimer_set (w, after, repeat);
477	if (active) evtimer_start (w);
478	}
479
480	MODULE = EV PACKAGE = EV::Periodic PREFIX = evperiodic_
481
482	void evperiodic_start (struct ev_periodic *w)
483
484	void evperiodic_stop (struct ev_periodic *w)
485
486	void set (struct ev_periodic *w, NV at, NV interval = 0.)
487	CODE:
488	{
489	int active = w->active;
490	if (active) evperiodic_stop (w);
491	evperiodic_set (w, at, interval);
492	if (active) evperiodic_start (w);
493	}
494
495	MODULE = EV PACKAGE = EV::Idle PREFIX = evidle_
496
497	void evidle_start (struct ev_idle *w)
498
499	void evidle_stop (struct ev_idle *w)
500
501	MODULE = EV PACKAGE = EV::Check PREFIX = evcheck_
502
503	void evcheck_start (struct ev_check *w)
504
505	void evcheck_stop (struct ev_check *w)
506
507	#if 0
508
509	MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_
510
511	BOOT:
512	{
513	HV *stash = gv_stashpv ("EV::DNS", 1);
514
515	static const struct {
516	const char *name;
517	IV iv;
518	} *civ, const_iv[] = {
519	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
520	const_iv (DNS_, ERR_NONE)
521	const_iv (DNS_, ERR_FORMAT)
522	const_iv (DNS_, ERR_SERVERFAILED)
523	const_iv (DNS_, ERR_NOTEXIST)
524	const_iv (DNS_, ERR_NOTIMPL)
525	const_iv (DNS_, ERR_REFUSED)
526	const_iv (DNS_, ERR_TRUNCATED)
527	const_iv (DNS_, ERR_UNKNOWN)
528	const_iv (DNS_, ERR_TIMEOUT)
529	const_iv (DNS_, ERR_SHUTDOWN)
530	const_iv (DNS_, IPv4_A)
531	const_iv (DNS_, PTR)
532	const_iv (DNS_, IPv6_AAAA)
533	const_iv (DNS_, QUERY_NO_SEARCH)
534	const_iv (DNS_, OPTION_SEARCH)
535	const_iv (DNS_, OPTION_NAMESERVERS)
536	const_iv (DNS_, OPTION_MISC)
537	const_iv (DNS_, OPTIONS_ALL)
538	const_iv (DNS_, NO_SEARCH)
539	};
540
541	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
542	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
543	}
544
545	int evdns_init ()
546
547	void evdns_shutdown (int fail_requests = 1)
548
549	const char *evdns_err_to_string (int err)
550
551	int evdns_nameserver_add (U32 address)
552
553	int evdns_count_nameservers ()
554
555	int evdns_clear_nameservers_and_suspend ()
556
557	int evdns_resume ()
558
559	int evdns_nameserver_ip_add (char *ip_as_string)
560
561	int evdns_resolve_ipv4 (const char name, int flags, SV cb)
562	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
563
564	int evdns_resolve_ipv6 (const char name, int flags, SV cb)
565	C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
566
567	int evdns_resolve_reverse (SV addr, int flags, SV cb)
568	ALIAS:
569	evdns_resolve_reverse_ipv6 = 1
570	CODE:
571	{
572	STRLEN len;
573	char *data = SvPVbyte (addr, len);
574	if (len != (ix ? 16 : 4))
575	croak ("ipv4/ipv6 address to be resolved must be given as 4/16 byte octet string");
576
577	RETVAL = ix
578	? evdns_resolve_reverse_ipv6 ((struct in6_addr )data, flags, dns_cb, (void )SvREFCNT_inc (cb))
579	: evdns_resolve_reverse ((struct in_addr )data, flags, dns_cb, (void )SvREFCNT_inc (cb));
580	}
581	OUTPUT:
582	RETVAL
583
584	int evdns_set_option (char option, char val, int flags)
585
586	int evdns_resolv_conf_parse (int flags, const char *filename)
587
588	#ifdef MS_WINDOWS
589
590	int evdns_config_windows_nameservers ()
591
592	#endif
593
594	void evdns_search_clear ()
595
596	void evdns_search_add (char *domain)
597
598	void evdns_search_ndots_set (int ndots)
599
600
601	MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
602
603	BOOT:
604	{
605	HV *stash = gv_stashpv ("EV::HTTP", 1);
606
607	static const struct {
608	const char *name;
609	IV iv;
610	} *civ, const_iv[] = {
611	# define const_iv(pfx, name) { # name, (IV) pfx ## name },
612	const_iv (HTTP_, OK)
613	const_iv (HTTP_, NOCONTENT)
614	const_iv (HTTP_, MOVEPERM)
615	const_iv (HTTP_, MOVETEMP)
616	const_iv (HTTP_, NOTMODIFIED)
617	const_iv (HTTP_, BADREQUEST)
618	const_iv (HTTP_, NOTFOUND)
619	const_iv (HTTP_, SERVUNAVAIL)
620	const_iv (EVHTTP_, REQ_OWN_CONNECTION)
621	const_iv (EVHTTP_, PROXY_REQUEST)
622	const_iv (EVHTTP_, REQ_GET)
623	const_iv (EVHTTP_, REQ_POST)
624	const_iv (EVHTTP_, REQ_HEAD)
625	const_iv (EVHTTP_, REQUEST)
626	const_iv (EVHTTP_, RESPONSE)
627	};
628
629	for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
630	newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
631	}
632
633	MODULE = EV PACKAGE = EV::HTTP::Request PREFIX = evhttp_request_
634
635	#HttpRequest new (SV klass, SV cb)
636
637	#void DESTROY (struct evhttp_request *req);
638
639	#endif
640
641
642
643
644
645
646
647