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/* FILE: net.c
* PROGRAM: RAT
* AUTHOR: Colin Perkins / Orion Hodson / Dimitris Miras
*
* Copyright (c) 1995-2001 University College London
* All rights reserved.
*/
#ifndef HIDE_SOURCE_STRINGS
static const char cvsid[] =
"$Id: net.c,v 1.73 2001/01/08 20:30:04 ucaccsp Exp $";
#endif /* HIDE_SOURCE_STRINGS */
#include "config_unix.h"
#include "config_win32.h"
#include "session.h"
#include "mbus.h"
#include "net.h"
#define SECS_BETWEEN_1900_1970 2208988800u
void network_process_mbus(session_t *sp)
{
/* Process outstanding Mbus messages. */
int rc, c;
struct timeval timeout;
session_validate(sp);
c = 0;
do {
timeout.tv_sec = 0;
timeout.tv_usec = 0;
rc = mbus_recv(sp->mbus_engine, (void *) sp, &timeout);
mbus_send(sp->mbus_engine);
mbus_heartbeat(sp->mbus_engine, 1);
mbus_retransmit(sp->mbus_engine);
if (rc) {
c = 0;
} else {
c++;
}
} while (c < 3);
}
uint32_t
ntp_time32(void)
{
struct timeval tv;
uint32_t sec, usec, frac;
gettimeofday(&tv, 0);
sec = tv.tv_sec + SECS_BETWEEN_1900_1970;
usec = tv.tv_usec;
frac = (usec << 12) + (usec << 8) - ((usec * 3650) >> 6);
return (sec & 0xffff) << 16 | frac >> 16;
}
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