EV/EV.xs

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

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

#define TIMEOUT_NONE HUGE_VAL
#define HAVE_EPOLL 1

#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_prepare,
  *stash_check,
  *stash_child;

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, *sv_status = 0;
  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);

  if (revents & EV_CHILD)
    XPUSHs (sv_status = newSViv (((struct ev_child *)w)->status));

  PUTBACK;
  call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
  SP = PL_stack_base + mark; PUTBACK;

  SvREFCNT_dec (sv_self);
  SvREFCNT_dec (sv_status);

  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_prepare  = gv_stashpv ("EV::Prepare" , 1);
  stash_check    = gv_stashpv ("EV::Check"   , 1);
  stash_child    = gv_stashpv ("EV::Child"   , 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.prepare_start  = evprepare_start;
    evapi.prepare_stop   = evprepare_stop;
    evapi.check_start    = evcheck_start;
    evapi.check_stop     = evcheck_stop;
    evapi.child_start    = evchild_start;
    evapi.child_stop     = evchild_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_prepare *prepare (SV *cb)
        ALIAS:
        prepare_ns = 1
        CODE:
        RETVAL = e_new (sizeof (struct ev_prepare), cb);
        evprepare_set (RETVAL);
        if (!ix) evprepare_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

struct ev_child *child (int pid, SV *cb)
        ALIAS:
        check_ns = 1
        CODE:
        RETVAL = e_new (sizeof (struct ev_check), cb);
        evchild_set (RETVAL, pid);
        if (!ix) evchild_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 DESTROY (struct ev_io *w)
        CODE:
        evio_stop (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 DESTROY (struct ev_signal *w)
        CODE:
        evsignal_stop (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 DESTROY (struct ev_timer *w)
        CODE:
        evtimer_stop (w);

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 DESTROY (struct ev_periodic *w)
        CODE:
        evperiodic_stop (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)

void DESTROY (struct ev_idle *w)
        CODE:
        evidle_stop (w);

MODULE = EV             PACKAGE = EV::Prepare   PREFIX = evcheck_

void evprepare_start (struct ev_prepare *w)

void evprepare_stop (struct ev_prepare *w)

void DESTROY (struct ev_prepare *w)
        CODE:
        evidle_prepare (w);

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

void evcheck_start (struct ev_check *w)

void evcheck_stop (struct ev_check *w)

void DESTROY (struct ev_check *w)
        CODE:
        evidle_check (w);

MODULE = EV             PACKAGE = EV::Child     PREFIX = evchild_

void evchild_start (struct ev_child *w)

void evchild_stop (struct ev_child *w)

void DESTROY (struct ev_child *w)
        CODE:
        evidle_child (w);

void set (struct ev_child *w, int pid)
        CODE:
{
        int active = w->active;
        if (active) evchild_stop (w);
        evchild_set (w, pid);
        if (active) evchild_start (w);
}

int status (struct ev_child *w)
        CODE:
        RETVAL = w->status;
        OUTPUT:
        RETVAL

#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:	1.26
Committed:	Wed Oct 31 21:34:45 2007 UTC (16 years, 6 months ago) by root
Branch:	MAIN
Changes since 1.25:	+32 -0 lines
Log Message:	doh, forgot destructors
#	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	1.22	#define HAVE_EPOLL 1
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	root	1.22	*stash_prepare,
28	root	1.23	*stash_check,
29			*stash_child;
30	root	1.1
31	root	1.10	static int
32			sv_signum (SV *sig)
33			{
34			int signum;
35
36			if (SvIV (sig) > 0)
37			return SvIV (sig);
38
39			for (signum = 1; signum < SIG_SIZE; ++signum)
40			if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
41			return signum;
42
43			return -1;
44			}
45
46	root	1.1	/////////////////////////////////////////////////////////////////////////////
47			// Event
48
49	root	1.15	static void e_cb (struct ev_watcher *w, int revents);
50	root	1.1
51	root	1.15	static int
52			sv_fileno (SV *fh)
53	root	1.1	{
54	root	1.3	SvGETMAGIC (fh);
55	root	1.1
56	root	1.3	if (SvROK (fh))
57			fh = SvRV (fh);
58	root	1.1
59	root	1.3	if (SvTYPE (fh) == SVt_PVGV)
60			return PerlIO_fileno (IoIFP (sv_2io (fh)));
61	root	1.1
62	root	1.3	if (SvIOK (fh))
63			return SvIV (fh);
64	root	1.1
65			return -1;
66			}
67
68	root	1.15	static void *
69			e_new (int size, SV *cb_sv)
70	root	1.1	{
71	root	1.15	struct ev_watcher *w;
72			SV *self = NEWSV (0, size);
73	root	1.1	SvPOK_only (self);
74	root	1.15	SvCUR_set (self, size);
75	root	1.1
76	root	1.15	w = (struct ev_watcher *)SvPVX (self);
77	root	1.1
78	root	1.15	evw_init (w, e_cb);
79	root	1.1
80	root	1.15	w->fh = 0;
81			w->cb_sv = newSVsv (cb_sv);
82			w->self = self;
83	root	1.1
84	root	1.15	return (void *)w;
85	root	1.1	}
86
87	root	1.15	static SV *
88			e_bless (struct ev_watcher w, HV stash)
89	root	1.1	{
90			SV *rv;
91
92	root	1.15	if (SvOBJECT (w->self))
93			rv = newRV_inc (w->self);
94	root	1.1	else
95			{
96	root	1.15	rv = newRV_noinc (w->self);
97			sv_bless (rv, stash);
98			SvREADONLY_on (w->self);
99	root	1.1	}
100
101			return rv;
102			}
103
104			static void
105	root	1.15	e_cb (struct ev_watcher *w, int revents)
106	root	1.1	{
107			dSP;
108	root	1.14	I32 mark = SP - PL_stack_base;
109	root	1.24	SV sv_self, sv_events, *sv_status = 0;
110	root	1.14	static SV *sv_events_cache;
111	root	1.1
112	root	1.15	sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
113	root	1.14
114			if (sv_events_cache)
115			{
116			sv_events = sv_events_cache; sv_events_cache = 0;
117	root	1.15	SvIV_set (sv_events, revents);
118	root	1.14	}
119			else
120	root	1.15	sv_events = newSViv (revents);
121	root	1.14
122	root	1.1	PUSHMARK (SP);
123			EXTEND (SP, 2);
124	root	1.14	PUSHs (sv_self);
125			PUSHs (sv_events);
126	root	1.24
127			if (revents & EV_CHILD)
128			XPUSHs (sv_status = newSViv (((struct ev_child *)w)->status));
129
130	root	1.1	PUTBACK;
131	root	1.15	call_sv (w->cb_sv, G_DISCARD \| G_VOID \| G_EVAL);
132	root	1.14	SP = PL_stack_base + mark; PUTBACK;
133
134			SvREFCNT_dec (sv_self);
135	root	1.24	SvREFCNT_dec (sv_status);
136	root	1.14
137			if (sv_events_cache)
138			SvREFCNT_dec (sv_events);
139			else
140			sv_events_cache = sv_events;
141	root	1.1
142	root	1.8	if (SvTRUE (ERRSV))
143			{
144			PUSHMARK (SP);
145			PUTBACK;
146			call_sv (get_sv ("EV::DIED", 1), G_DISCARD \| G_VOID \| G_EVAL \| G_KEEPERR);
147	root	1.14	SP = PL_stack_base + mark; PUTBACK;
148	root	1.8	}
149	root	1.1	}
150
151	root	1.15	#if 0
152	root	1.1	/////////////////////////////////////////////////////////////////////////////
153			// DNS
154
155			static void
156			dns_cb (int result, char type, int count, int ttl, void addresses, void arg)
157			{
158			dSP;
159			SV cb = (SV )arg;
160
161			ENTER;
162			SAVETMPS;
163			PUSHMARK (SP);
164			EXTEND (SP, count + 3);
165			PUSHs (sv_2mortal (newSViv (result)));
166
167			if (result == DNS_ERR_NONE && ttl >= 0)
168			{
169			int i;
170
171			PUSHs (sv_2mortal (newSViv (type)));
172			PUSHs (sv_2mortal (newSViv (ttl)));
173
174			for (i = 0; i < count; ++i)
175			switch (type)
176			{
177			case DNS_IPv6_AAAA:
178			PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
179			break;
180			case DNS_IPv4_A:
181			PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4)));
182			break;
183			case DNS_PTR:
184			PUSHs (sv_2mortal (newSVpv ((char *)addresses, 0)));
185			break;
186			}
187			}
188
189			PUTBACK;
190			call_sv (sv_2mortal (cb), G_DISCARD \| G_VOID \| G_EVAL);
191
192			FREETMPS;
193	root	1.8
194			if (SvTRUE (ERRSV))
195			{
196			PUSHMARK (SP);
197			PUTBACK;
198			call_sv (get_sv ("EV::DIED", 1), G_DISCARD \| G_VOID \| G_EVAL \| G_KEEPERR);
199			}
200
201	root	1.1	LEAVE;
202			}
203	root	1.15	#endif
204	root	1.1
205	root	1.18	#define CHECK_REPEAT(repeat) if (repeat < 0.) \
206			croak (# repeat " value must be >= 0");
207
208	root	1.1	/////////////////////////////////////////////////////////////////////////////
209			// XS interface functions
210
211	root	1.15	MODULE = EV PACKAGE = EV PREFIX = ev_
212	root	1.1
213	root	1.21	PROTOTYPES: ENABLE
214
215	root	1.1	BOOT:
216			{
217	root	1.10	int i;
218	root	1.1	HV *stash = gv_stashpv ("EV", 1);
219
220			static const struct {
221			const char *name;
222			IV iv;
223			} *civ, const_iv[] = {
224			# define const_iv(pfx, name) { # name, (IV) pfx ## name },
225	root	1.20	const_iv (EV_, UNDEF)
226	root	1.1	const_iv (EV_, NONE)
227			const_iv (EV_, TIMEOUT)
228			const_iv (EV_, READ)
229			const_iv (EV_, WRITE)
230			const_iv (EV_, SIGNAL)
231	root	1.15	const_iv (EV_, IDLE)
232			const_iv (EV_, CHECK)
233	root	1.20	const_iv (EV_, ERROR)
234	root	1.15
235			const_iv (EV, LOOP_ONESHOT)
236	root	1.1	const_iv (EV, LOOP_NONBLOCK)
237	root	1.15
238			const_iv (EV, METHOD_NONE)
239			const_iv (EV, METHOD_SELECT)
240			const_iv (EV, METHOD_EPOLL)
241	root	1.1	};
242
243			for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
244			newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
245
246	root	1.15	stash_watcher = gv_stashpv ("EV::Watcher" , 1);
247			stash_io = gv_stashpv ("EV::IO" , 1);
248			stash_time = gv_stashpv ("EV::Time" , 1);
249			stash_timer = gv_stashpv ("EV::Timer" , 1);
250			stash_periodic = gv_stashpv ("EV::Periodic", 1);
251			stash_signal = gv_stashpv ("EV::Signal" , 1);
252			stash_idle = gv_stashpv ("EV::Idle" , 1);
253	root	1.22	stash_prepare = gv_stashpv ("EV::Prepare" , 1);
254	root	1.15	stash_check = gv_stashpv ("EV::Check" , 1);
255	root	1.23	stash_child = gv_stashpv ("EV::Child" , 1);
256	root	1.11
257			{
258			SV *sv = perl_get_sv ("EV::API", TRUE);
259			perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
260
261	root	1.15	/* the poor man's shared library emulator */
262			evapi.ver = EV_API_VERSION;
263			evapi.rev = EV_API_REVISION;
264			evapi.sv_fileno = sv_fileno;
265			evapi.sv_signum = sv_signum;
266			evapi.now = &ev_now;
267			evapi.method = &ev_method;
268			evapi.loop_done = &ev_loop_done;
269			evapi.time = ev_time;
270			evapi.loop = ev_loop;
271	root	1.20	evapi.once = ev_once;
272	root	1.15	evapi.io_start = evio_start;
273			evapi.io_stop = evio_stop;
274			evapi.timer_start = evtimer_start;
275			evapi.timer_stop = evtimer_stop;
276	root	1.17	evapi.timer_again = evtimer_again;
277	root	1.15	evapi.periodic_start = evperiodic_start;
278			evapi.periodic_stop = evperiodic_stop;
279			evapi.signal_start = evsignal_start;
280			evapi.signal_stop = evsignal_stop;
281			evapi.idle_start = evidle_start;
282			evapi.idle_stop = evidle_stop;
283	root	1.22	evapi.prepare_start = evprepare_start;
284			evapi.prepare_stop = evprepare_stop;
285	root	1.15	evapi.check_start = evcheck_start;
286			evapi.check_stop = evcheck_stop;
287	root	1.24	evapi.child_start = evchild_start;
288			evapi.child_stop = evchild_stop;
289	root	1.11
290			sv_setiv (sv, (IV)&evapi);
291			SvREADONLY_on (sv);
292			}
293	root	1.1	}
294
295	root	1.15	NV ev_now ()
296	root	1.1	CODE:
297	root	1.15	RETVAL = ev_now;
298	root	1.1	OUTPUT:
299			RETVAL
300
301	root	1.15	int ev_method ()
302	root	1.1	CODE:
303	root	1.15	RETVAL = ev_method;
304	root	1.1	OUTPUT:
305			RETVAL
306
307	root	1.15	NV ev_time ()
308	root	1.1
309	root	1.15	void ev_init (int flags = 0)
310	root	1.1
311	root	1.15	void ev_loop (int flags = 0)
312	root	1.1
313	root	1.15	void ev_loop_done (int value = 1)
314	root	1.1	CODE:
315	root	1.15	ev_loop_done = value;
316	root	1.1
317	root	1.15	struct ev_io io (SV fh, int events, SV *cb)
318			ALIAS:
319			io_ns = 1
320	root	1.1	CODE:
321	root	1.15	RETVAL = e_new (sizeof (struct ev_io), cb);
322			RETVAL->fh = newSVsv (fh);
323			evio_set (RETVAL, sv_fileno (RETVAL->fh), events);
324			if (!ix) evio_start (RETVAL);
325	root	1.1	OUTPUT:
326			RETVAL
327
328	root	1.15	struct ev_timer timer (NV after, NV repeat, SV cb)
329	root	1.1	ALIAS:
330	root	1.15	timer_ns = 1
331	root	1.18	INIT:
332			CHECK_REPEAT (repeat);
333	root	1.1	CODE:
334	root	1.15	RETVAL = e_new (sizeof (struct ev_timer), cb);
335			evtimer_set (RETVAL, after, repeat);
336			if (!ix) evtimer_start (RETVAL);
337	root	1.1	OUTPUT:
338			RETVAL
339
340	root	1.15	struct ev_periodic periodic (NV at, NV interval, SV cb)
341	root	1.9	ALIAS:
342	root	1.15	periodic_ns = 1
343	root	1.18	INIT:
344			CHECK_REPEAT (interval);
345	root	1.9	CODE:
346	root	1.15	RETVAL = e_new (sizeof (struct ev_periodic), cb);
347			evperiodic_set (RETVAL, at, interval);
348			if (!ix) evperiodic_start (RETVAL);
349	root	1.9	OUTPUT:
350			RETVAL
351
352	root	1.15	struct ev_signal signal (Signal signum, SV cb)
353	root	1.1	ALIAS:
354	root	1.15	signal_ns = 1
355	root	1.1	CODE:
356	root	1.15	RETVAL = e_new (sizeof (struct ev_signal), cb);
357			evsignal_set (RETVAL, signum);
358			if (!ix) evsignal_start (RETVAL);
359	root	1.1	OUTPUT:
360			RETVAL
361
362	root	1.15	struct ev_idle idle (SV cb)
363	root	1.1	ALIAS:
364	root	1.15	idle_ns = 1
365	root	1.1	CODE:
366	root	1.15	RETVAL = e_new (sizeof (struct ev_idle), cb);
367			evidle_set (RETVAL);
368			if (!ix) evidle_start (RETVAL);
369	root	1.1	OUTPUT:
370			RETVAL
371
372	root	1.22	struct ev_prepare prepare (SV cb)
373			ALIAS:
374			prepare_ns = 1
375			CODE:
376			RETVAL = e_new (sizeof (struct ev_prepare), cb);
377			evprepare_set (RETVAL);
378			if (!ix) evprepare_start (RETVAL);
379			OUTPUT:
380			RETVAL
381
382	root	1.15	struct ev_check check (SV cb)
383	root	1.1	ALIAS:
384	root	1.15	check_ns = 1
385	root	1.1	CODE:
386	root	1.15	RETVAL = e_new (sizeof (struct ev_check), cb);
387			evcheck_set (RETVAL);
388			if (!ix) evcheck_start (RETVAL);
389	root	1.1	OUTPUT:
390			RETVAL
391
392	root	1.25	struct ev_child child (int pid, SV cb)
393	root	1.23	ALIAS:
394			check_ns = 1
395			CODE:
396			RETVAL = e_new (sizeof (struct ev_check), cb);
397	root	1.24	evchild_set (RETVAL, pid);
398	root	1.23	if (!ix) evchild_start (RETVAL);
399			OUTPUT:
400			RETVAL
401
402	root	1.15
403	root	1.1	PROTOTYPES: DISABLE
404
405	root	1.15	MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
406	root	1.1
407	root	1.15	int ev_is_active (struct ev_watcher *w)
408	root	1.1
409	root	1.15	SV cb (struct ev_watcher w, SV *new_cb = 0)
410	root	1.1	CODE:
411	root	1.15	{
412			RETVAL = newSVsv (w->cb_sv);
413
414			if (items > 1)
415			sv_setsv (w->cb_sv, new_cb);
416			}
417	root	1.1	OUTPUT:
418			RETVAL
419
420	root	1.15	MODULE = EV PACKAGE = EV::IO PREFIX = evio_
421	root	1.1
422	root	1.15	void evio_start (struct ev_io *w)
423	root	1.1
424	root	1.15	void evio_stop (struct ev_io *w)
425
426	root	1.26	void DESTROY (struct ev_io *w)
427			CODE:
428			evio_stop (w);
429
430	root	1.15	void set (struct ev_io w, SV fh, int events)
431	root	1.1	CODE:
432			{
433	root	1.15	int active = w->active;
434			if (active) evio_stop (w);
435	root	1.1
436	root	1.15	sv_setsv (w->fh, fh);
437			evio_set (w, sv_fileno (w->fh), events);
438	root	1.1
439	root	1.15	if (active) evio_start (w);
440			}
441	root	1.1
442	root	1.15	SV fh (struct ev_io w, SV *new_fh = 0)
443	root	1.1	CODE:
444	root	1.15	{
445			RETVAL = newSVsv (w->fh);
446	root	1.1
447	root	1.15	if (items > 1)
448			{
449			int active = w->active;
450			if (active) evio_stop (w);
451	root	1.1
452	root	1.15	sv_setsv (w->fh, new_fh);
453			evio_set (w, sv_fileno (w->fh), w->events);
454	root	1.1
455	root	1.15	if (active) evio_start (w);
456			}
457			}
458	root	1.1	OUTPUT:
459			RETVAL
460
461	root	1.15	short events (struct ev_io *w, short new_events = EV_UNDEF)
462	root	1.1	CODE:
463	root	1.15	{
464			RETVAL = w->events;
465
466			if (items > 1)
467			{
468			int active = w->active;
469			if (active) evio_stop (w);
470
471			evio_set (w, w->fd, new_events);
472
473			if (active) evio_start (w);
474			}
475			}
476	root	1.1	OUTPUT:
477			RETVAL
478
479	root	1.15	MODULE = EV PACKAGE = EV::Signal PREFIX = evsignal_
480
481			void evsignal_start (struct ev_signal *w)
482
483			void evsignal_stop (struct ev_signal *w)
484
485	root	1.26	void DESTROY (struct ev_signal *w)
486			CODE:
487			evsignal_stop (w);
488
489	root	1.15	void set (struct ev_signal w, SV signal = 0)
490	root	1.1	CODE:
491	root	1.15	{
492			Signal signum = sv_signum (signal); /* may croak here */
493			int active = w->active;
494
495			if (active) evsignal_stop (w);
496			evsignal_set (w, signum);
497			if (active) evsignal_start (w);
498			}
499
500			MODULE = EV PACKAGE = EV::Time
501
502			MODULE = EV PACKAGE = EV::Timer PREFIX = evtimer_
503
504			void evtimer_start (struct ev_timer *w)
505	root	1.18	INIT:
506			CHECK_REPEAT (w->repeat);
507	root	1.15
508			void evtimer_stop (struct ev_timer *w)
509	root	1.1
510	root	1.17	void evtimer_again (struct ev_timer *w)
511	root	1.18	INIT:
512			CHECK_REPEAT (w->repeat);
513	root	1.17
514	root	1.26	void DESTROY (struct ev_timer *w)
515			CODE:
516			evtimer_stop (w);
517
518	root	1.15	void set (struct ev_timer *w, NV after, NV repeat = 0.)
519	root	1.18	INIT:
520			CHECK_REPEAT (repeat);
521	root	1.1	CODE:
522	root	1.15	{
523			int active = w->active;
524			if (active) evtimer_stop (w);
525			evtimer_set (w, after, repeat);
526			if (active) evtimer_start (w);
527			}
528	root	1.1
529	root	1.15	MODULE = EV PACKAGE = EV::Periodic PREFIX = evperiodic_
530
531			void evperiodic_start (struct ev_periodic *w)
532	root	1.18	INIT:
533			CHECK_REPEAT (w->interval);
534	root	1.1
535	root	1.15	void evperiodic_stop (struct ev_periodic *w)
536	root	1.1
537	root	1.26	void DESTROY (struct ev_periodic *w)
538			CODE:
539			evperiodic_stop (w);
540
541	root	1.15	void set (struct ev_periodic *w, NV at, NV interval = 0.)
542	root	1.18	INIT:
543			CHECK_REPEAT (interval);
544	root	1.10	CODE:
545			{
546	root	1.15	int active = w->active;
547			if (active) evperiodic_stop (w);
548			evperiodic_set (w, at, interval);
549			if (active) evperiodic_start (w);
550			}
551	root	1.10
552	root	1.15	MODULE = EV PACKAGE = EV::Idle PREFIX = evidle_
553	root	1.10
554	root	1.15	void evidle_start (struct ev_idle *w)
555	root	1.10
556	root	1.15	void evidle_stop (struct ev_idle *w)
557	root	1.10
558	root	1.26	void DESTROY (struct ev_idle *w)
559			CODE:
560			evidle_stop (w);
561
562	root	1.22	MODULE = EV PACKAGE = EV::Prepare PREFIX = evcheck_
563
564			void evprepare_start (struct ev_prepare *w)
565
566			void evprepare_stop (struct ev_prepare *w)
567
568	root	1.26	void DESTROY (struct ev_prepare *w)
569			CODE:
570			evidle_prepare (w);
571
572	root	1.15	MODULE = EV PACKAGE = EV::Check PREFIX = evcheck_
573	root	1.1
574	root	1.15	void evcheck_start (struct ev_check *w)
575	root	1.1
576	root	1.15	void evcheck_stop (struct ev_check *w)
577	root	1.1
578	root	1.26	void DESTROY (struct ev_check *w)
579			CODE:
580			evidle_check (w);
581
582	root	1.23	MODULE = EV PACKAGE = EV::Child PREFIX = evchild_
583
584			void evchild_start (struct ev_child *w)
585
586			void evchild_stop (struct ev_child *w)
587
588	root	1.26	void DESTROY (struct ev_child *w)
589			CODE:
590			evidle_child (w);
591
592	root	1.23	void set (struct ev_child *w, int pid)
593			CODE:
594			{
595			int active = w->active;
596			if (active) evchild_stop (w);
597			evchild_set (w, pid);
598			if (active) evchild_start (w);
599			}
600
601	root	1.24	int status (struct ev_child *w)
602			CODE:
603			RETVAL = w->status;
604			OUTPUT:
605			RETVAL
606
607	root	1.15	#if 0
608	root	1.1
609			MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_
610
611			BOOT:
612			{
613			HV *stash = gv_stashpv ("EV::DNS", 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 (DNS_, ERR_NONE)
621			const_iv (DNS_, ERR_FORMAT)
622			const_iv (DNS_, ERR_SERVERFAILED)
623			const_iv (DNS_, ERR_NOTEXIST)
624			const_iv (DNS_, ERR_NOTIMPL)
625			const_iv (DNS_, ERR_REFUSED)
626			const_iv (DNS_, ERR_TRUNCATED)
627			const_iv (DNS_, ERR_UNKNOWN)
628			const_iv (DNS_, ERR_TIMEOUT)
629			const_iv (DNS_, ERR_SHUTDOWN)
630			const_iv (DNS_, IPv4_A)
631			const_iv (DNS_, PTR)
632			const_iv (DNS_, IPv6_AAAA)
633			const_iv (DNS_, QUERY_NO_SEARCH)
634			const_iv (DNS_, OPTION_SEARCH)
635			const_iv (DNS_, OPTION_NAMESERVERS)
636			const_iv (DNS_, OPTION_MISC)
637			const_iv (DNS_, OPTIONS_ALL)
638			const_iv (DNS_, NO_SEARCH)
639			};
640
641			for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
642			newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
643			}
644
645			int evdns_init ()
646
647			void evdns_shutdown (int fail_requests = 1)
648
649			const char *evdns_err_to_string (int err)
650
651			int evdns_nameserver_add (U32 address)
652
653			int evdns_count_nameservers ()
654
655			int evdns_clear_nameservers_and_suspend ()
656
657			int evdns_resume ()
658
659			int evdns_nameserver_ip_add (char *ip_as_string)
660
661			int evdns_resolve_ipv4 (const char name, int flags, SV cb)
662			C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
663
664			int evdns_resolve_ipv6 (const char name, int flags, SV cb)
665			C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
666
667			int evdns_resolve_reverse (SV addr, int flags, SV cb)
668			ALIAS:
669			evdns_resolve_reverse_ipv6 = 1
670			CODE:
671			{
672			STRLEN len;
673			char *data = SvPVbyte (addr, len);
674			if (len != (ix ? 16 : 4))
675	root	1.8	croak ("ipv4/ipv6 address to be resolved must be given as 4/16 byte octet string");
676	root	1.1
677			RETVAL = ix
678			? evdns_resolve_reverse_ipv6 ((struct in6_addr )data, flags, dns_cb, (void )SvREFCNT_inc (cb))
679			: evdns_resolve_reverse ((struct in_addr )data, flags, dns_cb, (void )SvREFCNT_inc (cb));
680			}
681			OUTPUT:
682			RETVAL
683
684			int evdns_set_option (char option, char val, int flags)
685
686			int evdns_resolv_conf_parse (int flags, const char *filename)
687
688			#ifdef MS_WINDOWS
689
690			int evdns_config_windows_nameservers ()
691
692			#endif
693
694			void evdns_search_clear ()
695
696			void evdns_search_add (char *domain)
697
698			void evdns_search_ndots_set (int ndots)
699
700	root	1.5
701			MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
702
703			BOOT:
704			{
705			HV *stash = gv_stashpv ("EV::HTTP", 1);
706
707			static const struct {
708			const char *name;
709			IV iv;
710			} *civ, const_iv[] = {
711			# define const_iv(pfx, name) { # name, (IV) pfx ## name },
712			const_iv (HTTP_, OK)
713			const_iv (HTTP_, NOCONTENT)
714			const_iv (HTTP_, MOVEPERM)
715			const_iv (HTTP_, MOVETEMP)
716			const_iv (HTTP_, NOTMODIFIED)
717			const_iv (HTTP_, BADREQUEST)
718			const_iv (HTTP_, NOTFOUND)
719			const_iv (HTTP_, SERVUNAVAIL)
720			const_iv (EVHTTP_, REQ_OWN_CONNECTION)
721			const_iv (EVHTTP_, PROXY_REQUEST)
722			const_iv (EVHTTP_, REQ_GET)
723			const_iv (EVHTTP_, REQ_POST)
724			const_iv (EVHTTP_, REQ_HEAD)
725			const_iv (EVHTTP_, REQUEST)
726			const_iv (EVHTTP_, RESPONSE)
727			};
728
729			for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
730			newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
731			}
732
733			MODULE = EV PACKAGE = EV::HTTP::Request PREFIX = evhttp_request_
734
735			#HttpRequest new (SV klass, SV cb)
736
737			#void DESTROY (struct evhttp_request *req);
738
739	root	1.15	#endif
740
741	root	1.5
742
743
744
745
746
747