EV/EV.xs

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

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

#define TIMEOUT_NONE HUGE_VAL
#define HAVE_EPOLL 0

#define EV_PROTOTYPES 1
#include "EV/EVAPI.h"

#include "libev/ev.c"

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;
}

/////////////////////////////////////////////////////////////////////////////
// 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

#define CHECK_REPEAT(repeat) if (repeat < 0.) \
  croak (# repeat " value must be >= 0");

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

MODULE = EV             PACKAGE = EV            PREFIX = ev_

PROTOTYPES: ENABLE

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_, UNDEF)
    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_, ERROR)

    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.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.once           = ev_once;
    evapi.io_start       = evio_start;
    evapi.io_stop        = evio_stop;
    evapi.timer_start    = evtimer_start;
    evapi.timer_stop     = evtimer_stop;
    evapi.timer_again    = evtimer_again;
    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
        INIT:
        CHECK_REPEAT (repeat);
        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
        INIT:
        CHECK_REPEAT (interval);
        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)
        INIT:
        CHECK_REPEAT (w->repeat);

void evtimer_stop (struct ev_timer *w)

void evtimer_again (struct ev_timer *w)
        INIT:
        CHECK_REPEAT (w->repeat);

void set (struct ev_timer *w, NV after, NV repeat = 0.)
        INIT:
        CHECK_REPEAT (repeat);
        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)
        INIT:
        CHECK_REPEAT (w->interval);

void evperiodic_stop (struct ev_periodic *w)

void set (struct ev_periodic *w, NV at, NV interval = 0.)
        INIT:
        CHECK_REPEAT (interval);
        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:	1.21
Committed:	Wed Oct 31 14:44:35 2007 UTC (16 years, 6 months ago) by root
Branch:	MAIN
Changes since 1.20:	+3 -6 lines
Log Message:	* empty log message *
#	User	Rev	Content
1	root	1.1	#include "EXTERN.h"
2			#include "perl.h"
3			#include "XSUB.h"
4
5	root	1.20	/#include <netinet/in.h>/
6	root	1.1
7	root	1.15	#define TIMEOUT_NONE HUGE_VAL
8	root	1.21	#define HAVE_EPOLL 0
9	root	1.1
10	root	1.20	#define EV_PROTOTYPES 1
11	root	1.11	#include "EV/EVAPI.h"
12
13	root	1.16	#include "libev/ev.c"
14
15	root	1.10	typedef int Signal;
16	root	1.1
17	root	1.11	static struct EVAPI evapi;
18
19	root	1.15	static HV
20			*stash_watcher,
21			*stash_io,
22			*stash_time,
23			*stash_timer,
24			*stash_periodic,
25			*stash_signal,
26			*stash_idle,
27			*stash_check;
28	root	1.1
29	root	1.10	static int
30			sv_signum (SV *sig)
31			{
32			int signum;
33
34			if (SvIV (sig) > 0)
35			return SvIV (sig);
36
37			for (signum = 1; signum < SIG_SIZE; ++signum)
38			if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
39			return signum;
40
41			return -1;
42			}
43
44	root	1.1	/////////////////////////////////////////////////////////////////////////////
45			// Event
46
47	root	1.15	static void e_cb (struct ev_watcher *w, int revents);
48	root	1.1
49	root	1.15	static int
50			sv_fileno (SV *fh)
51	root	1.1	{
52	root	1.3	SvGETMAGIC (fh);
53	root	1.1
54	root	1.3	if (SvROK (fh))
55			fh = SvRV (fh);
56	root	1.1
57	root	1.3	if (SvTYPE (fh) == SVt_PVGV)
58			return PerlIO_fileno (IoIFP (sv_2io (fh)));
59	root	1.1
60	root	1.3	if (SvIOK (fh))
61			return SvIV (fh);
62	root	1.1
63			return -1;
64			}
65
66	root	1.15	static void *
67			e_new (int size, SV *cb_sv)
68	root	1.1	{
69	root	1.15	struct ev_watcher *w;
70			SV *self = NEWSV (0, size);
71	root	1.1	SvPOK_only (self);
72	root	1.15	SvCUR_set (self, size);
73	root	1.1
74	root	1.15	w = (struct ev_watcher *)SvPVX (self);
75	root	1.1
76	root	1.15	evw_init (w, e_cb);
77	root	1.1
78	root	1.15	w->fh = 0;
79			w->cb_sv = newSVsv (cb_sv);
80			w->self = self;
81	root	1.1
82	root	1.15	return (void *)w;
83	root	1.1	}
84
85	root	1.15	static SV *
86			e_bless (struct ev_watcher w, HV stash)
87	root	1.1	{
88			SV *rv;
89
90	root	1.15	if (SvOBJECT (w->self))
91			rv = newRV_inc (w->self);
92	root	1.1	else
93			{
94	root	1.15	rv = newRV_noinc (w->self);
95			sv_bless (rv, stash);
96			SvREADONLY_on (w->self);
97	root	1.1	}
98
99			return rv;
100			}
101
102			static void
103	root	1.15	e_cb (struct ev_watcher *w, int revents)
104	root	1.1	{
105			dSP;
106	root	1.14	I32 mark = SP - PL_stack_base;
107			SV sv_self, sv_events;
108			static SV *sv_events_cache;
109	root	1.1
110	root	1.15	sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
111	root	1.14
112			if (sv_events_cache)
113			{
114			sv_events = sv_events_cache; sv_events_cache = 0;
115	root	1.15	SvIV_set (sv_events, revents);
116	root	1.14	}
117			else
118	root	1.15	sv_events = newSViv (revents);
119	root	1.14
120	root	1.1	PUSHMARK (SP);
121			EXTEND (SP, 2);
122	root	1.14	PUSHs (sv_self);
123			PUSHs (sv_events);
124	root	1.1	PUTBACK;
125	root	1.15	call_sv (w->cb_sv, G_DISCARD \| G_VOID \| G_EVAL);
126	root	1.14	SP = PL_stack_base + mark; PUTBACK;
127
128			SvREFCNT_dec (sv_self);
129
130			if (sv_events_cache)
131			SvREFCNT_dec (sv_events);
132			else
133			sv_events_cache = sv_events;
134	root	1.1
135	root	1.8	if (SvTRUE (ERRSV))
136			{
137			PUSHMARK (SP);
138			PUTBACK;
139			call_sv (get_sv ("EV::DIED", 1), G_DISCARD \| G_VOID \| G_EVAL \| G_KEEPERR);
140	root	1.14	SP = PL_stack_base + mark; PUTBACK;
141	root	1.8	}
142	root	1.1	}
143
144	root	1.15	#if 0
145	root	1.1	/////////////////////////////////////////////////////////////////////////////
146			// DNS
147
148			static void
149			dns_cb (int result, char type, int count, int ttl, void addresses, void arg)
150			{
151			dSP;
152			SV cb = (SV )arg;
153
154			ENTER;
155			SAVETMPS;
156			PUSHMARK (SP);
157			EXTEND (SP, count + 3);
158			PUSHs (sv_2mortal (newSViv (result)));
159
160			if (result == DNS_ERR_NONE && ttl >= 0)
161			{
162			int i;
163
164			PUSHs (sv_2mortal (newSViv (type)));
165			PUSHs (sv_2mortal (newSViv (ttl)));
166
167			for (i = 0; i < count; ++i)
168			switch (type)
169			{
170			case DNS_IPv6_AAAA:
171			PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
172			break;
173			case DNS_IPv4_A:
174			PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4)));
175			break;
176			case DNS_PTR:
177			PUSHs (sv_2mortal (newSVpv ((char *)addresses, 0)));
178			break;
179			}
180			}
181
182			PUTBACK;
183			call_sv (sv_2mortal (cb), G_DISCARD \| G_VOID \| G_EVAL);
184
185			FREETMPS;
186	root	1.8
187			if (SvTRUE (ERRSV))
188			{
189			PUSHMARK (SP);
190			PUTBACK;
191			call_sv (get_sv ("EV::DIED", 1), G_DISCARD \| G_VOID \| G_EVAL \| G_KEEPERR);
192			}
193
194	root	1.1	LEAVE;
195			}
196	root	1.15	#endif
197	root	1.1
198	root	1.18	#define CHECK_REPEAT(repeat) if (repeat < 0.) \
199			croak (# repeat " value must be >= 0");
200
201	root	1.1	/////////////////////////////////////////////////////////////////////////////
202			// XS interface functions
203
204	root	1.15	MODULE = EV PACKAGE = EV PREFIX = ev_
205	root	1.1
206	root	1.21	PROTOTYPES: ENABLE
207
208	root	1.1	BOOT:
209			{
210	root	1.10	int i;
211	root	1.1	HV *stash = gv_stashpv ("EV", 1);
212
213			static const struct {
214			const char *name;
215			IV iv;
216			} *civ, const_iv[] = {
217			# define const_iv(pfx, name) { # name, (IV) pfx ## name },
218	root	1.20	const_iv (EV_, UNDEF)
219	root	1.1	const_iv (EV_, NONE)
220			const_iv (EV_, TIMEOUT)
221			const_iv (EV_, READ)
222			const_iv (EV_, WRITE)
223			const_iv (EV_, SIGNAL)
224	root	1.15	const_iv (EV_, IDLE)
225			const_iv (EV_, CHECK)
226	root	1.20	const_iv (EV_, ERROR)
227	root	1.15
228			const_iv (EV, LOOP_ONESHOT)
229	root	1.1	const_iv (EV, LOOP_NONBLOCK)
230	root	1.15
231			const_iv (EV, METHOD_NONE)
232			const_iv (EV, METHOD_SELECT)
233			const_iv (EV, METHOD_EPOLL)
234	root	1.1	};
235
236			for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
237			newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
238
239	root	1.15	stash_watcher = gv_stashpv ("EV::Watcher" , 1);
240			stash_io = gv_stashpv ("EV::IO" , 1);
241			stash_time = gv_stashpv ("EV::Time" , 1);
242			stash_timer = gv_stashpv ("EV::Timer" , 1);
243			stash_periodic = gv_stashpv ("EV::Periodic", 1);
244			stash_signal = gv_stashpv ("EV::Signal" , 1);
245			stash_idle = gv_stashpv ("EV::Idle" , 1);
246			stash_check = gv_stashpv ("EV::Check" , 1);
247	root	1.11
248			{
249			SV *sv = perl_get_sv ("EV::API", TRUE);
250			perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
251
252	root	1.15	/* the poor man's shared library emulator */
253			evapi.ver = EV_API_VERSION;
254			evapi.rev = EV_API_REVISION;
255			evapi.sv_fileno = sv_fileno;
256			evapi.sv_signum = sv_signum;
257			evapi.now = &ev_now;
258			evapi.method = &ev_method;
259			evapi.loop_done = &ev_loop_done;
260			evapi.time = ev_time;
261			evapi.loop = ev_loop;
262	root	1.20	evapi.once = ev_once;
263	root	1.15	evapi.io_start = evio_start;
264			evapi.io_stop = evio_stop;
265			evapi.timer_start = evtimer_start;
266			evapi.timer_stop = evtimer_stop;
267	root	1.17	evapi.timer_again = evtimer_again;
268	root	1.15	evapi.periodic_start = evperiodic_start;
269			evapi.periodic_stop = evperiodic_stop;
270			evapi.signal_start = evsignal_start;
271			evapi.signal_stop = evsignal_stop;
272			evapi.idle_start = evidle_start;
273			evapi.idle_stop = evidle_stop;
274			evapi.check_start = evcheck_start;
275			evapi.check_stop = evcheck_stop;
276	root	1.11
277			sv_setiv (sv, (IV)&evapi);
278			SvREADONLY_on (sv);
279			}
280	root	1.1	}
281
282	root	1.15	NV ev_now ()
283	root	1.1	CODE:
284	root	1.15	RETVAL = ev_now;
285	root	1.1	OUTPUT:
286			RETVAL
287
288	root	1.15	int ev_method ()
289	root	1.1	CODE:
290	root	1.15	RETVAL = ev_method;
291	root	1.1	OUTPUT:
292			RETVAL
293
294	root	1.15	NV ev_time ()
295	root	1.1
296	root	1.15	void ev_init (int flags = 0)
297	root	1.1
298	root	1.15	void ev_loop (int flags = 0)
299	root	1.1
300	root	1.15	void ev_loop_done (int value = 1)
301	root	1.1	CODE:
302	root	1.15	ev_loop_done = value;
303	root	1.1
304	root	1.15	struct ev_io io (SV fh, int events, SV *cb)
305			ALIAS:
306			io_ns = 1
307	root	1.1	CODE:
308	root	1.15	RETVAL = e_new (sizeof (struct ev_io), cb);
309			RETVAL->fh = newSVsv (fh);
310			evio_set (RETVAL, sv_fileno (RETVAL->fh), events);
311			if (!ix) evio_start (RETVAL);
312	root	1.1	OUTPUT:
313			RETVAL
314
315	root	1.15	struct ev_timer timer (NV after, NV repeat, SV cb)
316	root	1.1	ALIAS:
317	root	1.15	timer_ns = 1
318	root	1.18	INIT:
319			CHECK_REPEAT (repeat);
320	root	1.1	CODE:
321	root	1.15	RETVAL = e_new (sizeof (struct ev_timer), cb);
322			evtimer_set (RETVAL, after, repeat);
323			if (!ix) evtimer_start (RETVAL);
324	root	1.1	OUTPUT:
325			RETVAL
326
327	root	1.15	struct ev_periodic periodic (NV at, NV interval, SV cb)
328	root	1.9	ALIAS:
329	root	1.15	periodic_ns = 1
330	root	1.18	INIT:
331			CHECK_REPEAT (interval);
332	root	1.9	CODE:
333	root	1.15	RETVAL = e_new (sizeof (struct ev_periodic), cb);
334			evperiodic_set (RETVAL, at, interval);
335			if (!ix) evperiodic_start (RETVAL);
336	root	1.9	OUTPUT:
337			RETVAL
338
339	root	1.15	struct ev_signal signal (Signal signum, SV cb)
340	root	1.1	ALIAS:
341	root	1.15	signal_ns = 1
342	root	1.1	CODE:
343	root	1.15	RETVAL = e_new (sizeof (struct ev_signal), cb);
344			evsignal_set (RETVAL, signum);
345			if (!ix) evsignal_start (RETVAL);
346	root	1.1	OUTPUT:
347			RETVAL
348
349	root	1.15	struct ev_idle idle (SV cb)
350	root	1.1	ALIAS:
351	root	1.15	idle_ns = 1
352	root	1.1	CODE:
353	root	1.15	RETVAL = e_new (sizeof (struct ev_idle), cb);
354			evidle_set (RETVAL);
355			if (!ix) evidle_start (RETVAL);
356	root	1.1	OUTPUT:
357			RETVAL
358
359	root	1.15	struct ev_check check (SV cb)
360	root	1.1	ALIAS:
361	root	1.15	check_ns = 1
362	root	1.1	CODE:
363	root	1.15	RETVAL = e_new (sizeof (struct ev_check), cb);
364			evcheck_set (RETVAL);
365			if (!ix) evcheck_start (RETVAL);
366	root	1.1	OUTPUT:
367			RETVAL
368
369	root	1.15
370	root	1.1	PROTOTYPES: DISABLE
371
372	root	1.15	MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
373	root	1.1
374	root	1.15	int ev_is_active (struct ev_watcher *w)
375	root	1.1
376	root	1.15	SV cb (struct ev_watcher w, SV *new_cb = 0)
377	root	1.1	CODE:
378	root	1.15	{
379			RETVAL = newSVsv (w->cb_sv);
380
381			if (items > 1)
382			sv_setsv (w->cb_sv, new_cb);
383			}
384	root	1.1	OUTPUT:
385			RETVAL
386
387	root	1.15	MODULE = EV PACKAGE = EV::IO PREFIX = evio_
388	root	1.1
389	root	1.15	void evio_start (struct ev_io *w)
390	root	1.1
391	root	1.15	void evio_stop (struct ev_io *w)
392
393			void set (struct ev_io w, SV fh, int events)
394	root	1.1	CODE:
395			{
396	root	1.15	int active = w->active;
397			if (active) evio_stop (w);
398	root	1.1
399	root	1.15	sv_setsv (w->fh, fh);
400			evio_set (w, sv_fileno (w->fh), events);
401	root	1.1
402	root	1.15	if (active) evio_start (w);
403			}
404	root	1.1
405	root	1.15	SV fh (struct ev_io w, SV *new_fh = 0)
406	root	1.1	CODE:
407	root	1.15	{
408			RETVAL = newSVsv (w->fh);
409	root	1.1
410	root	1.15	if (items > 1)
411			{
412			int active = w->active;
413			if (active) evio_stop (w);
414	root	1.1
415	root	1.15	sv_setsv (w->fh, new_fh);
416			evio_set (w, sv_fileno (w->fh), w->events);
417	root	1.1
418	root	1.15	if (active) evio_start (w);
419			}
420			}
421	root	1.1	OUTPUT:
422			RETVAL
423
424	root	1.15	short events (struct ev_io *w, short new_events = EV_UNDEF)
425	root	1.1	CODE:
426	root	1.15	{
427			RETVAL = w->events;
428
429			if (items > 1)
430			{
431			int active = w->active;
432			if (active) evio_stop (w);
433
434			evio_set (w, w->fd, new_events);
435
436			if (active) evio_start (w);
437			}
438			}
439	root	1.1	OUTPUT:
440			RETVAL
441
442	root	1.15	MODULE = EV PACKAGE = EV::Signal PREFIX = evsignal_
443
444			void evsignal_start (struct ev_signal *w)
445
446			void evsignal_stop (struct ev_signal *w)
447
448			void set (struct ev_signal w, SV signal = 0)
449	root	1.1	CODE:
450	root	1.15	{
451			Signal signum = sv_signum (signal); /* may croak here */
452			int active = w->active;
453
454			if (active) evsignal_stop (w);
455			evsignal_set (w, signum);
456			if (active) evsignal_start (w);
457			}
458
459			MODULE = EV PACKAGE = EV::Time
460
461			MODULE = EV PACKAGE = EV::Timer PREFIX = evtimer_
462
463			void evtimer_start (struct ev_timer *w)
464	root	1.18	INIT:
465			CHECK_REPEAT (w->repeat);
466	root	1.15
467			void evtimer_stop (struct ev_timer *w)
468	root	1.1
469	root	1.17	void evtimer_again (struct ev_timer *w)
470	root	1.18	INIT:
471			CHECK_REPEAT (w->repeat);
472	root	1.17
473	root	1.15	void set (struct ev_timer *w, NV after, NV repeat = 0.)
474	root	1.18	INIT:
475			CHECK_REPEAT (repeat);
476	root	1.1	CODE:
477	root	1.15	{
478			int active = w->active;
479			if (active) evtimer_stop (w);
480			evtimer_set (w, after, repeat);
481			if (active) evtimer_start (w);
482			}
483	root	1.1
484	root	1.15	MODULE = EV PACKAGE = EV::Periodic PREFIX = evperiodic_
485
486			void evperiodic_start (struct ev_periodic *w)
487	root	1.18	INIT:
488			CHECK_REPEAT (w->interval);
489	root	1.1
490	root	1.15	void evperiodic_stop (struct ev_periodic *w)
491	root	1.1
492	root	1.15	void set (struct ev_periodic *w, NV at, NV interval = 0.)
493	root	1.18	INIT:
494			CHECK_REPEAT (interval);
495	root	1.10	CODE:
496			{
497	root	1.15	int active = w->active;
498			if (active) evperiodic_stop (w);
499			evperiodic_set (w, at, interval);
500			if (active) evperiodic_start (w);
501			}
502	root	1.10
503	root	1.15	MODULE = EV PACKAGE = EV::Idle PREFIX = evidle_
504	root	1.10
505	root	1.15	void evidle_start (struct ev_idle *w)
506	root	1.10
507	root	1.15	void evidle_stop (struct ev_idle *w)
508	root	1.10
509	root	1.15	MODULE = EV PACKAGE = EV::Check PREFIX = evcheck_
510	root	1.1
511	root	1.15	void evcheck_start (struct ev_check *w)
512	root	1.1
513	root	1.15	void evcheck_stop (struct ev_check *w)
514	root	1.1
515	root	1.15	#if 0
516	root	1.1
517			MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_
518
519			BOOT:
520			{
521			HV *stash = gv_stashpv ("EV::DNS", 1);
522
523			static const struct {
524			const char *name;
525			IV iv;
526			} *civ, const_iv[] = {
527			# define const_iv(pfx, name) { # name, (IV) pfx ## name },
528			const_iv (DNS_, ERR_NONE)
529			const_iv (DNS_, ERR_FORMAT)
530			const_iv (DNS_, ERR_SERVERFAILED)
531			const_iv (DNS_, ERR_NOTEXIST)
532			const_iv (DNS_, ERR_NOTIMPL)
533			const_iv (DNS_, ERR_REFUSED)
534			const_iv (DNS_, ERR_TRUNCATED)
535			const_iv (DNS_, ERR_UNKNOWN)
536			const_iv (DNS_, ERR_TIMEOUT)
537			const_iv (DNS_, ERR_SHUTDOWN)
538			const_iv (DNS_, IPv4_A)
539			const_iv (DNS_, PTR)
540			const_iv (DNS_, IPv6_AAAA)
541			const_iv (DNS_, QUERY_NO_SEARCH)
542			const_iv (DNS_, OPTION_SEARCH)
543			const_iv (DNS_, OPTION_NAMESERVERS)
544			const_iv (DNS_, OPTION_MISC)
545			const_iv (DNS_, OPTIONS_ALL)
546			const_iv (DNS_, NO_SEARCH)
547			};
548
549			for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
550			newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
551			}
552
553			int evdns_init ()
554
555			void evdns_shutdown (int fail_requests = 1)
556
557			const char *evdns_err_to_string (int err)
558
559			int evdns_nameserver_add (U32 address)
560
561			int evdns_count_nameservers ()
562
563			int evdns_clear_nameservers_and_suspend ()
564
565			int evdns_resume ()
566
567			int evdns_nameserver_ip_add (char *ip_as_string)
568
569			int evdns_resolve_ipv4 (const char name, int flags, SV cb)
570			C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
571
572			int evdns_resolve_ipv6 (const char name, int flags, SV cb)
573			C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
574
575			int evdns_resolve_reverse (SV addr, int flags, SV cb)
576			ALIAS:
577			evdns_resolve_reverse_ipv6 = 1
578			CODE:
579			{
580			STRLEN len;
581			char *data = SvPVbyte (addr, len);
582			if (len != (ix ? 16 : 4))
583	root	1.8	croak ("ipv4/ipv6 address to be resolved must be given as 4/16 byte octet string");
584	root	1.1
585			RETVAL = ix
586			? evdns_resolve_reverse_ipv6 ((struct in6_addr )data, flags, dns_cb, (void )SvREFCNT_inc (cb))
587			: evdns_resolve_reverse ((struct in_addr )data, flags, dns_cb, (void )SvREFCNT_inc (cb));
588			}
589			OUTPUT:
590			RETVAL
591
592			int evdns_set_option (char option, char val, int flags)
593
594			int evdns_resolv_conf_parse (int flags, const char *filename)
595
596			#ifdef MS_WINDOWS
597
598			int evdns_config_windows_nameservers ()
599
600			#endif
601
602			void evdns_search_clear ()
603
604			void evdns_search_add (char *domain)
605
606			void evdns_search_ndots_set (int ndots)
607
608	root	1.5
609			MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
610
611			BOOT:
612			{
613			HV *stash = gv_stashpv ("EV::HTTP", 1);
614
615			static const struct {
616			const char *name;
617			IV iv;
618			} *civ, const_iv[] = {
619			# define const_iv(pfx, name) { # name, (IV) pfx ## name },
620			const_iv (HTTP_, OK)
621			const_iv (HTTP_, NOCONTENT)
622			const_iv (HTTP_, MOVEPERM)
623			const_iv (HTTP_, MOVETEMP)
624			const_iv (HTTP_, NOTMODIFIED)
625			const_iv (HTTP_, BADREQUEST)
626			const_iv (HTTP_, NOTFOUND)
627			const_iv (HTTP_, SERVUNAVAIL)
628			const_iv (EVHTTP_, REQ_OWN_CONNECTION)
629			const_iv (EVHTTP_, PROXY_REQUEST)
630			const_iv (EVHTTP_, REQ_GET)
631			const_iv (EVHTTP_, REQ_POST)
632			const_iv (EVHTTP_, REQ_HEAD)
633			const_iv (EVHTTP_, REQUEST)
634			const_iv (EVHTTP_, RESPONSE)
635			};
636
637			for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
638			newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
639			}
640
641			MODULE = EV PACKAGE = EV::HTTP::Request PREFIX = evhttp_request_
642
643			#HttpRequest new (SV klass, SV cb)
644
645			#void DESTROY (struct evhttp_request *req);
646
647	root	1.15	#endif
648
649	root	1.5
650
651
652
653
654
655