EV/EV.xs

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

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

#define TIMEOUT_NONE HUGE_VAL

#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_

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)
        PROTOTYPE: $$&
        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)
        PROTOTYPE: $$&
        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)
        PROTOTYPE: $$&
        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)
        PROTOTYPE: $&
        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)
        PROTOTYPE: &
        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)
        PROTOTYPE: &
        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:	1.20
Committed:	Wed Oct 31 13:57:34 2007 UTC (16 years, 6 months ago) by root
Branch:	MAIN
Changes since 1.19:	+5 -22 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	1.1
9	root	1.20	#define EV_PROTOTYPES 1
10	root	1.11	#include "EV/EVAPI.h"
11
12	root	1.16	#include "libev/ev.c"
13
14	root	1.10	typedef int Signal;
15	root	1.1
16	root	1.11	static struct EVAPI evapi;
17
18	root	1.15	static HV
19			*stash_watcher,
20			*stash_io,
21			*stash_time,
22			*stash_timer,
23			*stash_periodic,
24			*stash_signal,
25			*stash_idle,
26			*stash_check;
27	root	1.1
28	root	1.10	static int
29			sv_signum (SV *sig)
30			{
31			int signum;
32
33			if (SvIV (sig) > 0)
34			return SvIV (sig);
35
36			for (signum = 1; signum < SIG_SIZE; ++signum)
37			if (strEQ (SvPV_nolen (sig), PL_sig_name [signum]))
38			return signum;
39
40			return -1;
41			}
42
43	root	1.1	/////////////////////////////////////////////////////////////////////////////
44			// Event
45
46	root	1.15	static void e_cb (struct ev_watcher *w, int revents);
47	root	1.1
48	root	1.15	static int
49			sv_fileno (SV *fh)
50	root	1.1	{
51	root	1.3	SvGETMAGIC (fh);
52	root	1.1
53	root	1.3	if (SvROK (fh))
54			fh = SvRV (fh);
55	root	1.1
56	root	1.3	if (SvTYPE (fh) == SVt_PVGV)
57			return PerlIO_fileno (IoIFP (sv_2io (fh)));
58	root	1.1
59	root	1.3	if (SvIOK (fh))
60			return SvIV (fh);
61	root	1.1
62			return -1;
63			}
64
65	root	1.15	static void *
66			e_new (int size, SV *cb_sv)
67	root	1.1	{
68	root	1.15	struct ev_watcher *w;
69			SV *self = NEWSV (0, size);
70	root	1.1	SvPOK_only (self);
71	root	1.15	SvCUR_set (self, size);
72	root	1.1
73	root	1.15	w = (struct ev_watcher *)SvPVX (self);
74	root	1.1
75	root	1.15	evw_init (w, e_cb);
76	root	1.1
77	root	1.15	w->fh = 0;
78			w->cb_sv = newSVsv (cb_sv);
79			w->self = self;
80	root	1.1
81	root	1.15	return (void *)w;
82	root	1.1	}
83
84	root	1.15	static SV *
85			e_bless (struct ev_watcher w, HV stash)
86	root	1.1	{
87			SV *rv;
88
89	root	1.15	if (SvOBJECT (w->self))
90			rv = newRV_inc (w->self);
91	root	1.1	else
92			{
93	root	1.15	rv = newRV_noinc (w->self);
94			sv_bless (rv, stash);
95			SvREADONLY_on (w->self);
96	root	1.1	}
97
98			return rv;
99			}
100
101			static void
102	root	1.15	e_cb (struct ev_watcher *w, int revents)
103	root	1.1	{
104			dSP;
105	root	1.14	I32 mark = SP - PL_stack_base;
106			SV sv_self, sv_events;
107			static SV *sv_events_cache;
108	root	1.1
109	root	1.15	sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
110	root	1.14
111			if (sv_events_cache)
112			{
113			sv_events = sv_events_cache; sv_events_cache = 0;
114	root	1.15	SvIV_set (sv_events, revents);
115	root	1.14	}
116			else
117	root	1.15	sv_events = newSViv (revents);
118	root	1.14
119	root	1.1	PUSHMARK (SP);
120			EXTEND (SP, 2);
121	root	1.14	PUSHs (sv_self);
122			PUSHs (sv_events);
123	root	1.1	PUTBACK;
124	root	1.15	call_sv (w->cb_sv, G_DISCARD \| G_VOID \| G_EVAL);
125	root	1.14	SP = PL_stack_base + mark; PUTBACK;
126
127			SvREFCNT_dec (sv_self);
128
129			if (sv_events_cache)
130			SvREFCNT_dec (sv_events);
131			else
132			sv_events_cache = sv_events;
133	root	1.1
134	root	1.8	if (SvTRUE (ERRSV))
135			{
136			PUSHMARK (SP);
137			PUTBACK;
138			call_sv (get_sv ("EV::DIED", 1), G_DISCARD \| G_VOID \| G_EVAL \| G_KEEPERR);
139	root	1.14	SP = PL_stack_base + mark; PUTBACK;
140	root	1.8	}
141	root	1.1	}
142
143	root	1.15	#if 0
144	root	1.1	/////////////////////////////////////////////////////////////////////////////
145			// DNS
146
147			static void
148			dns_cb (int result, char type, int count, int ttl, void addresses, void arg)
149			{
150			dSP;
151			SV cb = (SV )arg;
152
153			ENTER;
154			SAVETMPS;
155			PUSHMARK (SP);
156			EXTEND (SP, count + 3);
157			PUSHs (sv_2mortal (newSViv (result)));
158
159			if (result == DNS_ERR_NONE && ttl >= 0)
160			{
161			int i;
162
163			PUSHs (sv_2mortal (newSViv (type)));
164			PUSHs (sv_2mortal (newSViv (ttl)));
165
166			for (i = 0; i < count; ++i)
167			switch (type)
168			{
169			case DNS_IPv6_AAAA:
170			PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16)));
171			break;
172			case DNS_IPv4_A:
173			PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4)));
174			break;
175			case DNS_PTR:
176			PUSHs (sv_2mortal (newSVpv ((char *)addresses, 0)));
177			break;
178			}
179			}
180
181			PUTBACK;
182			call_sv (sv_2mortal (cb), G_DISCARD \| G_VOID \| G_EVAL);
183
184			FREETMPS;
185	root	1.8
186			if (SvTRUE (ERRSV))
187			{
188			PUSHMARK (SP);
189			PUTBACK;
190			call_sv (get_sv ("EV::DIED", 1), G_DISCARD \| G_VOID \| G_EVAL \| G_KEEPERR);
191			}
192
193	root	1.1	LEAVE;
194			}
195	root	1.15	#endif
196	root	1.1
197	root	1.18	#define CHECK_REPEAT(repeat) if (repeat < 0.) \
198			croak (# repeat " value must be >= 0");
199
200	root	1.1	/////////////////////////////////////////////////////////////////////////////
201			// XS interface functions
202
203	root	1.15	MODULE = EV PACKAGE = EV PREFIX = ev_
204	root	1.1
205			BOOT:
206			{
207	root	1.10	int i;
208	root	1.1	HV *stash = gv_stashpv ("EV", 1);
209
210			static const struct {
211			const char *name;
212			IV iv;
213			} *civ, const_iv[] = {
214			# define const_iv(pfx, name) { # name, (IV) pfx ## name },
215	root	1.20	const_iv (EV_, UNDEF)
216	root	1.1	const_iv (EV_, NONE)
217			const_iv (EV_, TIMEOUT)
218			const_iv (EV_, READ)
219			const_iv (EV_, WRITE)
220			const_iv (EV_, SIGNAL)
221	root	1.15	const_iv (EV_, IDLE)
222			const_iv (EV_, CHECK)
223	root	1.20	const_iv (EV_, ERROR)
224	root	1.15
225			const_iv (EV, LOOP_ONESHOT)
226	root	1.1	const_iv (EV, LOOP_NONBLOCK)
227	root	1.15
228			const_iv (EV, METHOD_NONE)
229			const_iv (EV, METHOD_SELECT)
230			const_iv (EV, METHOD_EPOLL)
231	root	1.1	};
232
233			for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
234			newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
235
236	root	1.15	stash_watcher = gv_stashpv ("EV::Watcher" , 1);
237			stash_io = gv_stashpv ("EV::IO" , 1);
238			stash_time = gv_stashpv ("EV::Time" , 1);
239			stash_timer = gv_stashpv ("EV::Timer" , 1);
240			stash_periodic = gv_stashpv ("EV::Periodic", 1);
241			stash_signal = gv_stashpv ("EV::Signal" , 1);
242			stash_idle = gv_stashpv ("EV::Idle" , 1);
243			stash_check = gv_stashpv ("EV::Check" , 1);
244	root	1.11
245			{
246			SV *sv = perl_get_sv ("EV::API", TRUE);
247			perl_get_sv ("EV::API", TRUE); /* silence 5.10 warning */
248
249	root	1.15	/* the poor man's shared library emulator */
250			evapi.ver = EV_API_VERSION;
251			evapi.rev = EV_API_REVISION;
252			evapi.sv_fileno = sv_fileno;
253			evapi.sv_signum = sv_signum;
254			evapi.now = &ev_now;
255			evapi.method = &ev_method;
256			evapi.loop_done = &ev_loop_done;
257			evapi.time = ev_time;
258			evapi.loop = ev_loop;
259	root	1.20	evapi.once = ev_once;
260	root	1.15	evapi.io_start = evio_start;
261			evapi.io_stop = evio_stop;
262			evapi.timer_start = evtimer_start;
263			evapi.timer_stop = evtimer_stop;
264	root	1.17	evapi.timer_again = evtimer_again;
265	root	1.15	evapi.periodic_start = evperiodic_start;
266			evapi.periodic_stop = evperiodic_stop;
267			evapi.signal_start = evsignal_start;
268			evapi.signal_stop = evsignal_stop;
269			evapi.idle_start = evidle_start;
270			evapi.idle_stop = evidle_stop;
271			evapi.check_start = evcheck_start;
272			evapi.check_stop = evcheck_stop;
273	root	1.11
274			sv_setiv (sv, (IV)&evapi);
275			SvREADONLY_on (sv);
276			}
277	root	1.1	}
278
279	root	1.15	NV ev_now ()
280	root	1.1	CODE:
281	root	1.15	RETVAL = ev_now;
282	root	1.1	OUTPUT:
283			RETVAL
284
285	root	1.15	int ev_method ()
286	root	1.1	CODE:
287	root	1.15	RETVAL = ev_method;
288	root	1.1	OUTPUT:
289			RETVAL
290
291	root	1.15	NV ev_time ()
292	root	1.1
293	root	1.15	void ev_init (int flags = 0)
294	root	1.1
295	root	1.15	void ev_loop (int flags = 0)
296	root	1.1
297	root	1.15	void ev_loop_done (int value = 1)
298	root	1.1	CODE:
299	root	1.15	ev_loop_done = value;
300	root	1.1
301	root	1.15	struct ev_io io (SV fh, int events, SV *cb)
302	root	1.19	PROTOTYPE: $$&
303	root	1.15	ALIAS:
304			io_ns = 1
305	root	1.1	CODE:
306	root	1.15	RETVAL = e_new (sizeof (struct ev_io), cb);
307			RETVAL->fh = newSVsv (fh);
308			evio_set (RETVAL, sv_fileno (RETVAL->fh), events);
309			if (!ix) evio_start (RETVAL);
310	root	1.1	OUTPUT:
311			RETVAL
312
313	root	1.15	struct ev_timer timer (NV after, NV repeat, SV cb)
314	root	1.19	PROTOTYPE: $$&
315	root	1.1	ALIAS:
316	root	1.15	timer_ns = 1
317	root	1.18	INIT:
318			CHECK_REPEAT (repeat);
319	root	1.1	CODE:
320	root	1.15	RETVAL = e_new (sizeof (struct ev_timer), cb);
321			evtimer_set (RETVAL, after, repeat);
322			if (!ix) evtimer_start (RETVAL);
323	root	1.1	OUTPUT:
324			RETVAL
325
326	root	1.15	struct ev_periodic periodic (NV at, NV interval, SV cb)
327	root	1.19	PROTOTYPE: $$&
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	1.19	PROTOTYPE: $&
341	root	1.1	ALIAS:
342	root	1.15	signal_ns = 1
343	root	1.1	CODE:
344	root	1.15	RETVAL = e_new (sizeof (struct ev_signal), cb);
345			evsignal_set (RETVAL, signum);
346			if (!ix) evsignal_start (RETVAL);
347	root	1.1	OUTPUT:
348			RETVAL
349
350	root	1.15	struct ev_idle idle (SV cb)
351	root	1.19	PROTOTYPE: &
352	root	1.1	ALIAS:
353	root	1.15	idle_ns = 1
354	root	1.1	CODE:
355	root	1.15	RETVAL = e_new (sizeof (struct ev_idle), cb);
356			evidle_set (RETVAL);
357			if (!ix) evidle_start (RETVAL);
358	root	1.1	OUTPUT:
359			RETVAL
360
361	root	1.15	struct ev_check check (SV cb)
362	root	1.19	PROTOTYPE: &
363	root	1.1	ALIAS:
364	root	1.15	check_ns = 1
365	root	1.1	CODE:
366	root	1.15	RETVAL = e_new (sizeof (struct ev_check), cb);
367			evcheck_set (RETVAL);
368			if (!ix) evcheck_start (RETVAL);
369	root	1.1	OUTPUT:
370			RETVAL
371
372	root	1.15
373	root	1.1	PROTOTYPES: DISABLE
374
375	root	1.15	MODULE = EV PACKAGE = EV::Watcher PREFIX = ev_
376	root	1.1
377	root	1.15	int ev_is_active (struct ev_watcher *w)
378	root	1.1
379	root	1.15	SV cb (struct ev_watcher w, SV *new_cb = 0)
380	root	1.1	CODE:
381	root	1.15	{
382			RETVAL = newSVsv (w->cb_sv);
383
384			if (items > 1)
385			sv_setsv (w->cb_sv, new_cb);
386			}
387	root	1.1	OUTPUT:
388			RETVAL
389
390	root	1.15	MODULE = EV PACKAGE = EV::IO PREFIX = evio_
391	root	1.1
392	root	1.15	void evio_start (struct ev_io *w)
393	root	1.1
394	root	1.15	void evio_stop (struct ev_io *w)
395
396			void set (struct ev_io w, SV fh, int events)
397	root	1.1	CODE:
398			{
399	root	1.15	int active = w->active;
400			if (active) evio_stop (w);
401	root	1.1
402	root	1.15	sv_setsv (w->fh, fh);
403			evio_set (w, sv_fileno (w->fh), events);
404	root	1.1
405	root	1.15	if (active) evio_start (w);
406			}
407	root	1.1
408	root	1.15	SV fh (struct ev_io w, SV *new_fh = 0)
409	root	1.1	CODE:
410	root	1.15	{
411			RETVAL = newSVsv (w->fh);
412	root	1.1
413	root	1.15	if (items > 1)
414			{
415			int active = w->active;
416			if (active) evio_stop (w);
417	root	1.1
418	root	1.15	sv_setsv (w->fh, new_fh);
419			evio_set (w, sv_fileno (w->fh), w->events);
420	root	1.1
421	root	1.15	if (active) evio_start (w);
422			}
423			}
424	root	1.1	OUTPUT:
425			RETVAL
426
427	root	1.15	short events (struct ev_io *w, short new_events = EV_UNDEF)
428	root	1.1	CODE:
429	root	1.15	{
430			RETVAL = w->events;
431
432			if (items > 1)
433			{
434			int active = w->active;
435			if (active) evio_stop (w);
436
437			evio_set (w, w->fd, new_events);
438
439			if (active) evio_start (w);
440			}
441			}
442	root	1.1	OUTPUT:
443			RETVAL
444
445	root	1.15	MODULE = EV PACKAGE = EV::Signal PREFIX = evsignal_
446
447			void evsignal_start (struct ev_signal *w)
448
449			void evsignal_stop (struct ev_signal *w)
450
451			void set (struct ev_signal w, SV signal = 0)
452	root	1.1	CODE:
453	root	1.15	{
454			Signal signum = sv_signum (signal); /* may croak here */
455			int active = w->active;
456
457			if (active) evsignal_stop (w);
458			evsignal_set (w, signum);
459			if (active) evsignal_start (w);
460			}
461
462			MODULE = EV PACKAGE = EV::Time
463
464			MODULE = EV PACKAGE = EV::Timer PREFIX = evtimer_
465
466			void evtimer_start (struct ev_timer *w)
467	root	1.18	INIT:
468			CHECK_REPEAT (w->repeat);
469	root	1.15
470			void evtimer_stop (struct ev_timer *w)
471	root	1.1
472	root	1.17	void evtimer_again (struct ev_timer *w)
473	root	1.18	INIT:
474			CHECK_REPEAT (w->repeat);
475	root	1.17
476	root	1.15	void set (struct ev_timer *w, NV after, NV repeat = 0.)
477	root	1.18	INIT:
478			CHECK_REPEAT (repeat);
479	root	1.1	CODE:
480	root	1.15	{
481			int active = w->active;
482			if (active) evtimer_stop (w);
483			evtimer_set (w, after, repeat);
484			if (active) evtimer_start (w);
485			}
486	root	1.1
487	root	1.15	MODULE = EV PACKAGE = EV::Periodic PREFIX = evperiodic_
488
489			void evperiodic_start (struct ev_periodic *w)
490	root	1.18	INIT:
491			CHECK_REPEAT (w->interval);
492	root	1.1
493	root	1.15	void evperiodic_stop (struct ev_periodic *w)
494	root	1.1
495	root	1.15	void set (struct ev_periodic *w, NV at, NV interval = 0.)
496	root	1.18	INIT:
497			CHECK_REPEAT (interval);
498	root	1.10	CODE:
499			{
500	root	1.15	int active = w->active;
501			if (active) evperiodic_stop (w);
502			evperiodic_set (w, at, interval);
503			if (active) evperiodic_start (w);
504			}
505	root	1.10
506	root	1.15	MODULE = EV PACKAGE = EV::Idle PREFIX = evidle_
507	root	1.10
508	root	1.15	void evidle_start (struct ev_idle *w)
509	root	1.10
510	root	1.15	void evidle_stop (struct ev_idle *w)
511	root	1.10
512	root	1.15	MODULE = EV PACKAGE = EV::Check PREFIX = evcheck_
513	root	1.1
514	root	1.15	void evcheck_start (struct ev_check *w)
515	root	1.1
516	root	1.15	void evcheck_stop (struct ev_check *w)
517	root	1.1
518	root	1.15	#if 0
519	root	1.1
520			MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_
521
522			BOOT:
523			{
524			HV *stash = gv_stashpv ("EV::DNS", 1);
525
526			static const struct {
527			const char *name;
528			IV iv;
529			} *civ, const_iv[] = {
530			# define const_iv(pfx, name) { # name, (IV) pfx ## name },
531			const_iv (DNS_, ERR_NONE)
532			const_iv (DNS_, ERR_FORMAT)
533			const_iv (DNS_, ERR_SERVERFAILED)
534			const_iv (DNS_, ERR_NOTEXIST)
535			const_iv (DNS_, ERR_NOTIMPL)
536			const_iv (DNS_, ERR_REFUSED)
537			const_iv (DNS_, ERR_TRUNCATED)
538			const_iv (DNS_, ERR_UNKNOWN)
539			const_iv (DNS_, ERR_TIMEOUT)
540			const_iv (DNS_, ERR_SHUTDOWN)
541			const_iv (DNS_, IPv4_A)
542			const_iv (DNS_, PTR)
543			const_iv (DNS_, IPv6_AAAA)
544			const_iv (DNS_, QUERY_NO_SEARCH)
545			const_iv (DNS_, OPTION_SEARCH)
546			const_iv (DNS_, OPTION_NAMESERVERS)
547			const_iv (DNS_, OPTION_MISC)
548			const_iv (DNS_, OPTIONS_ALL)
549			const_iv (DNS_, NO_SEARCH)
550			};
551
552			for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
553			newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
554			}
555
556			int evdns_init ()
557
558			void evdns_shutdown (int fail_requests = 1)
559
560			const char *evdns_err_to_string (int err)
561
562			int evdns_nameserver_add (U32 address)
563
564			int evdns_count_nameservers ()
565
566			int evdns_clear_nameservers_and_suspend ()
567
568			int evdns_resume ()
569
570			int evdns_nameserver_ip_add (char *ip_as_string)
571
572			int evdns_resolve_ipv4 (const char name, int flags, SV cb)
573			C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
574
575			int evdns_resolve_ipv6 (const char name, int flags, SV cb)
576			C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb)
577
578			int evdns_resolve_reverse (SV addr, int flags, SV cb)
579			ALIAS:
580			evdns_resolve_reverse_ipv6 = 1
581			CODE:
582			{
583			STRLEN len;
584			char *data = SvPVbyte (addr, len);
585			if (len != (ix ? 16 : 4))
586	root	1.8	croak ("ipv4/ipv6 address to be resolved must be given as 4/16 byte octet string");
587	root	1.1
588			RETVAL = ix
589			? evdns_resolve_reverse_ipv6 ((struct in6_addr )data, flags, dns_cb, (void )SvREFCNT_inc (cb))
590			: evdns_resolve_reverse ((struct in_addr )data, flags, dns_cb, (void )SvREFCNT_inc (cb));
591			}
592			OUTPUT:
593			RETVAL
594
595			int evdns_set_option (char option, char val, int flags)
596
597			int evdns_resolv_conf_parse (int flags, const char *filename)
598
599			#ifdef MS_WINDOWS
600
601			int evdns_config_windows_nameservers ()
602
603			#endif
604
605			void evdns_search_clear ()
606
607			void evdns_search_add (char *domain)
608
609			void evdns_search_ndots_set (int ndots)
610
611	root	1.5
612			MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_
613
614			BOOT:
615			{
616			HV *stash = gv_stashpv ("EV::HTTP", 1);
617
618			static const struct {
619			const char *name;
620			IV iv;
621			} *civ, const_iv[] = {
622			# define const_iv(pfx, name) { # name, (IV) pfx ## name },
623			const_iv (HTTP_, OK)
624			const_iv (HTTP_, NOCONTENT)
625			const_iv (HTTP_, MOVEPERM)
626			const_iv (HTTP_, MOVETEMP)
627			const_iv (HTTP_, NOTMODIFIED)
628			const_iv (HTTP_, BADREQUEST)
629			const_iv (HTTP_, NOTFOUND)
630			const_iv (HTTP_, SERVUNAVAIL)
631			const_iv (EVHTTP_, REQ_OWN_CONNECTION)
632			const_iv (EVHTTP_, PROXY_REQUEST)
633			const_iv (EVHTTP_, REQ_GET)
634			const_iv (EVHTTP_, REQ_POST)
635			const_iv (EVHTTP_, REQ_HEAD)
636			const_iv (EVHTTP_, REQUEST)
637			const_iv (EVHTTP_, RESPONSE)
638			};
639
640			for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; )
641			newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv));
642			}
643
644			MODULE = EV PACKAGE = EV::HTTP::Request PREFIX = evhttp_request_
645
646			#HttpRequest new (SV klass, SV cb)
647
648			#void DESTROY (struct evhttp_request *req);
649
650	root	1.15	#endif
651
652	root	1.5
653
654
655
656
657
658