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#include "EXTERN.h" |
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#include "perl.h" |
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#include "XSUB.h" |
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#include <math.h> |
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#include <netinet/in.h> |
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#include <sys/time.h> |
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#include <time.h> |
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#include <event.h> |
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#include <evdns.h> |
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/* workaround for evhttp.h requiring obscure bsd headers */ |
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#ifndef TAILQ_ENTRY |
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#define TAILQ_ENTRY(type) \ |
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struct { \ |
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struct type *tqe_next; /* next element */ \ |
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struct type **tqe_prev; /* address of previous next element */ \ |
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} |
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#endif /* !TAILQ_ENTRY */ |
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#include <evhttp.h> |
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#define EV_NONE 0 |
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#define EV_UNDEF -1 |
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#define TIMEOUT_NONE HUGE_VAL |
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typedef struct event_base *Base; |
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static HV *stash_base, *stash_event; |
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static double tv_get (struct timeval *tv) |
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{ |
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return tv->tv_sec + tv->tv_usec * 1e-6; |
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} |
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static void tv_set (struct timeval *tv, double val) |
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{ |
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tv->tv_sec = (long)val; |
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tv->tv_usec = (long)((val - (double)tv->tv_sec) * 1e6); |
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} |
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///////////////////////////////////////////////////////////////////////////// |
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// Event |
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typedef struct ev { |
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struct event ev; |
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SV *cb, *fh; |
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SV *self; /* contains this struct */ |
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double timeout; |
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double interval; |
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unsigned char active; |
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unsigned char abstime; |
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} *Event; |
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static double |
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e_now () |
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{ |
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struct timeval tv; |
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gettimeofday (&tv, 0); |
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return tv_get (&tv); |
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} |
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static void e_cb (int fd, short events, void *arg); |
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static int sv_fileno (SV *fh) |
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{ |
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1.3 |
SvGETMAGIC (fh); |
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|
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1.3 |
if (SvROK (fh)) |
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fh = SvRV (fh); |
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|
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if (SvTYPE (fh) == SVt_PVGV) |
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return PerlIO_fileno (IoIFP (sv_2io (fh))); |
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1.1 |
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1.3 |
if (SvIOK (fh)) |
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return SvIV (fh); |
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1.1 |
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return -1; |
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} |
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static Event |
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e_new (SV *fh, short events, SV *cb) |
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{ |
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int fd = sv_fileno (fh); |
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Event ev; |
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SV *self = NEWSV (0, sizeof (struct ev)); |
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SvPOK_only (self); |
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SvCUR_set (self, sizeof (struct ev)); |
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ev = (Event)SvPVX (self); |
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ev->fh = newSVsv (fh); |
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ev->cb = newSVsv (cb); |
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ev->self = self; |
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ev->timeout = TIMEOUT_NONE; |
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ev->interval = 0.; |
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ev->abstime = 0; |
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ev->active = 0; |
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event_set (&ev->ev, fd, events, e_cb, (void *)ev); |
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return ev; |
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} |
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static struct timeval * |
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e_tv (Event ev) |
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{ |
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static struct timeval tv; |
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double to = ev->timeout; |
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if (to == TIMEOUT_NONE) |
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return 0; |
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if (ev->abstime) |
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{ |
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double now = e_now (); |
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1.6 |
if (ev->interval) |
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1.1 |
ev->timeout = (to += ceil ((now - to) / ev->interval) * ev->interval); |
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to -= now; |
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} |
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else if (to < 0.) |
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to = 0.; |
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tv_set (&tv, to); |
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return &tv; |
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} |
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static SV *e_self (Event ev) |
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{ |
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SV *rv; |
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if (SvOBJECT (ev->self)) |
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rv = newRV_inc (ev->self); |
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else |
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{ |
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rv = newRV_noinc (ev->self); |
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sv_bless (rv, stash_event); |
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SvREADONLY_on (ev->self); |
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} |
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return rv; |
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} |
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static int |
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e_start (Event ev) |
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{ |
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if (ev->active) event_del (&ev->ev); |
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ev->active = 1; |
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return event_add (&ev->ev, e_tv (ev)); |
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} |
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static int e_stop (Event ev) |
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{ |
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return ev->active |
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? (ev->active = 0), event_del (&ev->ev) |
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: 0; |
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} |
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static void |
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e_cb (int fd, short events, void *arg) |
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{ |
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struct ev *ev = (struct ev*)arg; |
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dSP; |
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ENTER; |
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SAVETMPS; |
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root |
1.7 |
if (!(ev->ev.ev_events & EV_PERSIST) || (events & EV_TIMEOUT)) |
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1.1 |
ev->active = 0; |
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PUSHMARK (SP); |
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EXTEND (SP, 2); |
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PUSHs (sv_2mortal (e_self (ev))); |
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PUSHs (sv_2mortal (newSViv (events))); |
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PUTBACK; |
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call_sv (ev->cb, G_DISCARD | G_VOID | G_EVAL); |
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if (ev->interval && !ev->active) |
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e_start (ev); |
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FREETMPS; |
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root |
1.8 |
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if (SvTRUE (ERRSV)) |
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{ |
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PUSHMARK (SP); |
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PUTBACK; |
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call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR); |
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} |
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root |
1.1 |
LEAVE; |
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} |
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///////////////////////////////////////////////////////////////////////////// |
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// DNS |
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static void |
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dns_cb (int result, char type, int count, int ttl, void *addresses, void *arg) |
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{ |
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dSP; |
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SV *cb = (SV *)arg; |
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ENTER; |
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SAVETMPS; |
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PUSHMARK (SP); |
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EXTEND (SP, count + 3); |
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PUSHs (sv_2mortal (newSViv (result))); |
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if (result == DNS_ERR_NONE && ttl >= 0) |
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{ |
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int i; |
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PUSHs (sv_2mortal (newSViv (type))); |
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PUSHs (sv_2mortal (newSViv (ttl))); |
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for (i = 0; i < count; ++i) |
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switch (type) |
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{ |
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case DNS_IPv6_AAAA: |
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PUSHs (sv_2mortal (newSVpvn (i * 16 + (char *)addresses, 16))); |
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break; |
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case DNS_IPv4_A: |
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PUSHs (sv_2mortal (newSVpvn (i * 4 + (char *)addresses, 4))); |
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break; |
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case DNS_PTR: |
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PUSHs (sv_2mortal (newSVpv (*(char **)addresses, 0))); |
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break; |
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} |
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} |
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PUTBACK; |
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call_sv (sv_2mortal (cb), G_DISCARD | G_VOID | G_EVAL); |
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FREETMPS; |
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root |
1.8 |
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if (SvTRUE (ERRSV)) |
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{ |
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PUSHMARK (SP); |
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PUTBACK; |
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call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR); |
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} |
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root |
1.1 |
LEAVE; |
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} |
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///////////////////////////////////////////////////////////////////////////// |
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// XS interface functions |
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MODULE = EV PACKAGE = EV PREFIX = event_ |
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BOOT: |
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{ |
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HV *stash = gv_stashpv ("EV", 1); |
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static const struct { |
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const char *name; |
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IV iv; |
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} *civ, const_iv[] = { |
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# define const_iv(pfx, name) { # name, (IV) pfx ## name }, |
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const_iv (EV_, NONE) |
266 |
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const_iv (EV_, TIMEOUT) |
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const_iv (EV_, READ) |
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const_iv (EV_, WRITE) |
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const_iv (EV_, SIGNAL) |
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const_iv (EV_, PERSIST) |
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const_iv (EV, LOOP_ONCE) |
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const_iv (EV, LOOP_NONBLOCK) |
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const_iv (EV, BUFFER_READ) |
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const_iv (EV, BUFFER_WRITE) |
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const_iv (EV, BUFFER_EOF) |
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const_iv (EV, BUFFER_ERROR) |
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const_iv (EV, BUFFER_TIMEOUT) |
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}; |
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for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
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newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); |
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stash_base = gv_stashpv ("EV::Base" , 1); |
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stash_event = gv_stashpv ("EV::Event", 1); |
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} |
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287 |
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double now () |
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CODE: |
289 |
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RETVAL = e_now (); |
290 |
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OUTPUT: |
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RETVAL |
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293 |
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const char *version () |
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ALIAS: |
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method = 1 |
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CODE: |
297 |
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RETVAL = ix ? event_get_method () : event_get_version (); |
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OUTPUT: |
299 |
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RETVAL |
300 |
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301 |
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Base event_init () |
302 |
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303 |
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int event_priority_init (int npri) |
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305 |
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int event_dispatch () |
306 |
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307 |
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int event_loop (int flags = 0) |
308 |
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309 |
root |
1.3 |
int event_loopexit (double after = 0) |
310 |
root |
1.1 |
CODE: |
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{ |
312 |
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struct timeval tv; |
313 |
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tv_set (&tv, after); |
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event_loopexit (&tv); |
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} |
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317 |
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Event event (SV *cb) |
318 |
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CODE: |
319 |
root |
1.3 |
RETVAL = e_new (NEWSV (0, 0), 0, cb); |
320 |
root |
1.1 |
OUTPUT: |
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RETVAL |
322 |
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323 |
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Event io (SV *fh, short events, SV *cb) |
324 |
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ALIAS: |
325 |
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io_ns = 1 |
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CODE: |
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RETVAL = e_new (fh, events, cb); |
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if (!ix) e_start (RETVAL); |
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OUTPUT: |
330 |
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RETVAL |
331 |
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Event timer (double after, int repeat, SV *cb) |
333 |
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ALIAS: |
334 |
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timer_ns = 1 |
335 |
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CODE: |
336 |
root |
1.3 |
RETVAL = e_new (NEWSV (0, 0), 0, cb); |
337 |
root |
1.1 |
RETVAL->timeout = after; |
338 |
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RETVAL->interval = repeat; |
339 |
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if (!ix) e_start (RETVAL); |
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OUTPUT: |
341 |
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RETVAL |
342 |
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343 |
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Event timer_abs (double at, double interval, SV *cb) |
344 |
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ALIAS: |
345 |
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timer_abs_ns = 1 |
346 |
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CODE: |
347 |
root |
1.3 |
RETVAL = e_new (NEWSV (0, 0), 0, cb); |
348 |
root |
1.1 |
RETVAL->timeout = at; |
349 |
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RETVAL->interval = interval; |
350 |
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RETVAL->abstime = 1; |
351 |
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if (!ix) e_start (RETVAL); |
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OUTPUT: |
353 |
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RETVAL |
354 |
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355 |
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Event signal (SV *signal, SV *cb) |
356 |
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ALIAS: |
357 |
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signal_ns = 1 |
358 |
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CODE: |
359 |
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RETVAL = e_new (signal, EV_SIGNAL | EV_PERSIST, cb); |
360 |
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if (!ix) e_start (RETVAL); |
361 |
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OUTPUT: |
362 |
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RETVAL |
363 |
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364 |
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PROTOTYPES: DISABLE |
365 |
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366 |
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367 |
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MODULE = EV PACKAGE = EV::Base PREFIX = event_base_ |
368 |
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369 |
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Base new () |
370 |
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CODE: |
371 |
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RETVAL = event_init (); |
372 |
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OUTPUT: |
373 |
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RETVAL |
374 |
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375 |
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int event_base_dispatch (Base base) |
376 |
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377 |
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int event_base_loop (Base base, int flags = 0) |
378 |
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379 |
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int event_base_loopexit (Base base, double after) |
380 |
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CODE: |
381 |
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{ |
382 |
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struct timeval tv; |
383 |
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tv.tv_sec = (long)after; |
384 |
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tv.tv_usec = (long)(after - tv.tv_sec) * 1e6; |
385 |
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event_base_loopexit (base, &tv); |
386 |
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} |
387 |
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388 |
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int event_base_priority_init (Base base, int npri) |
389 |
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390 |
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void event_base_set (Base base, Event ev) |
391 |
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C_ARGS: base, &ev->ev |
392 |
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393 |
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void DESTROY (Base base) |
394 |
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CODE: |
395 |
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/*event_base_free (base);*/ /* causes too many problems */ |
396 |
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397 |
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398 |
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MODULE = EV PACKAGE = EV::Event PREFIX = event_ |
399 |
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400 |
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int event_priority_set (Event ev, int pri) |
401 |
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C_ARGS: &ev->ev, pri |
402 |
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403 |
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int event_add (Event ev, double timeout = TIMEOUT_NONE) |
404 |
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CODE: |
405 |
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ev->timeout = timeout; |
406 |
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ev->abstime = 0; |
407 |
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RETVAL = e_start (ev); |
408 |
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OUTPUT: |
409 |
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RETVAL |
410 |
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411 |
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int event_start (Event ev) |
412 |
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CODE: |
413 |
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RETVAL = e_start (ev); |
414 |
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OUTPUT: |
415 |
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RETVAL |
416 |
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417 |
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int event_del (Event ev) |
418 |
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ALIAS: |
419 |
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stop = 0 |
420 |
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CODE: |
421 |
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RETVAL = e_stop (ev); |
422 |
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OUTPUT: |
423 |
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RETVAL |
424 |
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|
425 |
|
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void DESTROY (Event ev) |
426 |
|
|
CODE: |
427 |
|
|
e_stop (ev); |
428 |
|
|
SvREFCNT_dec (ev->cb); |
429 |
|
|
SvREFCNT_dec (ev->fh); |
430 |
|
|
|
431 |
root |
1.3 |
SV *cb (Event ev, SV *new_cb = 0) |
432 |
root |
1.1 |
CODE: |
433 |
root |
1.3 |
RETVAL = newSVsv (ev->cb); |
434 |
|
|
if (items > 1) |
435 |
|
|
sv_setsv (ev->cb, new_cb); |
436 |
|
|
OUTPUT: |
437 |
|
|
RETVAL |
438 |
root |
1.1 |
|
439 |
|
|
SV *fh (Event ev, SV *new_fh = 0) |
440 |
|
|
ALIAS: |
441 |
|
|
signal = 0 |
442 |
|
|
CODE: |
443 |
|
|
RETVAL = newSVsv (ev->fh); |
444 |
|
|
if (items > 1) |
445 |
|
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{ |
446 |
|
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if (ev->active) event_del (&ev->ev); |
447 |
|
|
sv_setsv (ev->fh, new_fh); |
448 |
root |
1.2 |
ev->ev.ev_fd = sv_fileno (ev->fh); |
449 |
root |
1.1 |
if (ev->active) event_add (&ev->ev, e_tv (ev)); |
450 |
|
|
} |
451 |
|
|
OUTPUT: |
452 |
|
|
RETVAL |
453 |
|
|
|
454 |
|
|
short events (Event ev, short new_events = EV_UNDEF) |
455 |
|
|
CODE: |
456 |
|
|
RETVAL = ev->ev.ev_events; |
457 |
|
|
if (items > 1) |
458 |
|
|
{ |
459 |
|
|
if (ev->active) event_del (&ev->ev); |
460 |
|
|
ev->ev.ev_events = new_events; |
461 |
|
|
if (ev->active) event_add (&ev->ev, e_tv (ev)); |
462 |
|
|
} |
463 |
|
|
OUTPUT: |
464 |
|
|
RETVAL |
465 |
|
|
|
466 |
|
|
double timeout (Event ev, double new_timeout = 0., int repeat = 0) |
467 |
|
|
CODE: |
468 |
|
|
RETVAL = ev->timeout; |
469 |
|
|
if (items > 1) |
470 |
|
|
{ |
471 |
|
|
if (ev->active) event_del (&ev->ev); |
472 |
|
|
ev->timeout = new_timeout; |
473 |
|
|
ev->interval = repeat; |
474 |
|
|
ev->abstime = 0; |
475 |
|
|
if (ev->active) event_add (&ev->ev, e_tv (ev)); |
476 |
|
|
} |
477 |
|
|
OUTPUT: |
478 |
|
|
RETVAL |
479 |
|
|
|
480 |
|
|
void timeout_abs (Event ev, double at, double interval = 0.) |
481 |
|
|
CODE: |
482 |
|
|
if (ev->active) event_del (&ev->ev); |
483 |
|
|
ev->timeout = at; |
484 |
|
|
ev->interval = interval; |
485 |
|
|
ev->abstime = 1; |
486 |
|
|
if (ev->active) event_add (&ev->ev, e_tv (ev)); |
487 |
|
|
|
488 |
|
|
|
489 |
|
|
MODULE = EV PACKAGE = EV::DNS PREFIX = evdns_ |
490 |
|
|
|
491 |
|
|
BOOT: |
492 |
|
|
{ |
493 |
|
|
HV *stash = gv_stashpv ("EV::DNS", 1); |
494 |
|
|
|
495 |
|
|
static const struct { |
496 |
|
|
const char *name; |
497 |
|
|
IV iv; |
498 |
|
|
} *civ, const_iv[] = { |
499 |
|
|
# define const_iv(pfx, name) { # name, (IV) pfx ## name }, |
500 |
|
|
const_iv (DNS_, ERR_NONE) |
501 |
|
|
const_iv (DNS_, ERR_FORMAT) |
502 |
|
|
const_iv (DNS_, ERR_SERVERFAILED) |
503 |
|
|
const_iv (DNS_, ERR_NOTEXIST) |
504 |
|
|
const_iv (DNS_, ERR_NOTIMPL) |
505 |
|
|
const_iv (DNS_, ERR_REFUSED) |
506 |
|
|
const_iv (DNS_, ERR_TRUNCATED) |
507 |
|
|
const_iv (DNS_, ERR_UNKNOWN) |
508 |
|
|
const_iv (DNS_, ERR_TIMEOUT) |
509 |
|
|
const_iv (DNS_, ERR_SHUTDOWN) |
510 |
|
|
const_iv (DNS_, IPv4_A) |
511 |
|
|
const_iv (DNS_, PTR) |
512 |
|
|
const_iv (DNS_, IPv6_AAAA) |
513 |
|
|
const_iv (DNS_, QUERY_NO_SEARCH) |
514 |
|
|
const_iv (DNS_, OPTION_SEARCH) |
515 |
|
|
const_iv (DNS_, OPTION_NAMESERVERS) |
516 |
|
|
const_iv (DNS_, OPTION_MISC) |
517 |
|
|
const_iv (DNS_, OPTIONS_ALL) |
518 |
|
|
const_iv (DNS_, NO_SEARCH) |
519 |
|
|
}; |
520 |
|
|
|
521 |
|
|
for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
522 |
|
|
newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); |
523 |
|
|
} |
524 |
|
|
|
525 |
|
|
int evdns_init () |
526 |
|
|
|
527 |
|
|
void evdns_shutdown (int fail_requests = 1) |
528 |
|
|
|
529 |
|
|
const char *evdns_err_to_string (int err) |
530 |
|
|
|
531 |
|
|
int evdns_nameserver_add (U32 address) |
532 |
|
|
|
533 |
|
|
int evdns_count_nameservers () |
534 |
|
|
|
535 |
|
|
int evdns_clear_nameservers_and_suspend () |
536 |
|
|
|
537 |
|
|
int evdns_resume () |
538 |
|
|
|
539 |
|
|
int evdns_nameserver_ip_add (char *ip_as_string) |
540 |
|
|
|
541 |
|
|
int evdns_resolve_ipv4 (const char *name, int flags, SV *cb) |
542 |
|
|
C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb) |
543 |
|
|
|
544 |
|
|
int evdns_resolve_ipv6 (const char *name, int flags, SV *cb) |
545 |
|
|
C_ARGS: name, flags, dns_cb, (void *)SvREFCNT_inc (cb) |
546 |
|
|
|
547 |
|
|
int evdns_resolve_reverse (SV *addr, int flags, SV *cb) |
548 |
|
|
ALIAS: |
549 |
|
|
evdns_resolve_reverse_ipv6 = 1 |
550 |
|
|
CODE: |
551 |
|
|
{ |
552 |
|
|
STRLEN len; |
553 |
|
|
char *data = SvPVbyte (addr, len); |
554 |
|
|
if (len != (ix ? 16 : 4)) |
555 |
root |
1.8 |
croak ("ipv4/ipv6 address to be resolved must be given as 4/16 byte octet string"); |
556 |
root |
1.1 |
|
557 |
|
|
RETVAL = ix |
558 |
|
|
? evdns_resolve_reverse_ipv6 ((struct in6_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb)) |
559 |
|
|
: evdns_resolve_reverse ((struct in_addr *)data, flags, dns_cb, (void *)SvREFCNT_inc (cb)); |
560 |
|
|
} |
561 |
|
|
OUTPUT: |
562 |
|
|
RETVAL |
563 |
|
|
|
564 |
|
|
int evdns_set_option (char *option, char *val, int flags) |
565 |
|
|
|
566 |
|
|
int evdns_resolv_conf_parse (int flags, const char *filename) |
567 |
|
|
|
568 |
|
|
#ifdef MS_WINDOWS |
569 |
|
|
|
570 |
|
|
int evdns_config_windows_nameservers () |
571 |
|
|
|
572 |
|
|
#endif |
573 |
|
|
|
574 |
|
|
void evdns_search_clear () |
575 |
|
|
|
576 |
|
|
void evdns_search_add (char *domain) |
577 |
|
|
|
578 |
|
|
void evdns_search_ndots_set (int ndots) |
579 |
|
|
|
580 |
root |
1.5 |
|
581 |
|
|
MODULE = EV PACKAGE = EV::HTTP PREFIX = evhttp_ |
582 |
|
|
|
583 |
|
|
BOOT: |
584 |
|
|
{ |
585 |
|
|
HV *stash = gv_stashpv ("EV::HTTP", 1); |
586 |
|
|
|
587 |
|
|
static const struct { |
588 |
|
|
const char *name; |
589 |
|
|
IV iv; |
590 |
|
|
} *civ, const_iv[] = { |
591 |
|
|
# define const_iv(pfx, name) { # name, (IV) pfx ## name }, |
592 |
|
|
const_iv (HTTP_, OK) |
593 |
|
|
const_iv (HTTP_, NOCONTENT) |
594 |
|
|
const_iv (HTTP_, MOVEPERM) |
595 |
|
|
const_iv (HTTP_, MOVETEMP) |
596 |
|
|
const_iv (HTTP_, NOTMODIFIED) |
597 |
|
|
const_iv (HTTP_, BADREQUEST) |
598 |
|
|
const_iv (HTTP_, NOTFOUND) |
599 |
|
|
const_iv (HTTP_, SERVUNAVAIL) |
600 |
|
|
const_iv (EVHTTP_, REQ_OWN_CONNECTION) |
601 |
|
|
const_iv (EVHTTP_, PROXY_REQUEST) |
602 |
|
|
const_iv (EVHTTP_, REQ_GET) |
603 |
|
|
const_iv (EVHTTP_, REQ_POST) |
604 |
|
|
const_iv (EVHTTP_, REQ_HEAD) |
605 |
|
|
const_iv (EVHTTP_, REQUEST) |
606 |
|
|
const_iv (EVHTTP_, RESPONSE) |
607 |
|
|
}; |
608 |
|
|
|
609 |
|
|
for (civ = const_iv + sizeof (const_iv) / sizeof (const_iv [0]); civ-- > const_iv; ) |
610 |
|
|
newCONSTSUB (stash, (char *)civ->name, newSViv (civ->iv)); |
611 |
|
|
} |
612 |
|
|
|
613 |
|
|
MODULE = EV PACKAGE = EV::HTTP::Request PREFIX = evhttp_request_ |
614 |
|
|
|
615 |
|
|
#HttpRequest new (SV *klass, SV *cb) |
616 |
|
|
|
617 |
|
|
#void DESTROY (struct evhttp_request *req); |
618 |
|
|
|
619 |
|
|
|
620 |
|
|
|
621 |
|
|
|
622 |
|
|
|
623 |
|
|
|
624 |
|
|
|
625 |
|
|
|