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/*
* util.c -- Utilities.
*
* This file is donated to the Tox Project.
* Copyright 2013 plutooo
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <time.h>
/* for CLIENT_ID_SIZE */
#include "DHT.h"
#include "util.h"
uint64_t now()
{
return time(NULL);
}
uint64_t random_64b()
{
uint64_t r;
// This is probably not random enough?
r = random_int();
r <<= 32;
r |= random_int();
return r;
}
bool id_eq(uint8_t *dest, uint8_t *src)
{
return memcmp(dest, src, CLIENT_ID_SIZE) == 0;
}
void id_cpy(uint8_t *dest, uint8_t *src)
{
memcpy(dest, src, CLIENT_ID_SIZE);
}
#ifdef LOGGING
char logbuffer[512];
static FILE *logfile = NULL;
void loginit(uint16_t port)
{
if (logfile)
fclose(logfile);
sprintf(logbuffer, "%u-%u.log", ntohs(port), now);
logfile = fopen(logbuffer, "w");
};
void loglog(char *text)
{
if (logfile) {
fprintf(logfile, text);
fflush(logfile);
}
};
void logexit()
{
if (logfile) {
fclose(logfile);
logfile = NULL;
}
};
#endif
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