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/*
* Copyright (C) 2008-2012 Free Software Foundation, Inc.
* Copyright (C) 2017 Nikos Mavrogiannopoulos
*
* Author: Nikos Mavrogiannopoulos
*
* This file is part of GnuTLS.
*
* GnuTLS is free software: you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GnuTLS is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GnuTLS. If not, see <https://www.gnu.org/licenses/>.
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/types.h>
#if !defined(_WIN32)
#include <sys/wait.h>
#endif
#include "utils.h"
#include <gnutls/gnutls.h>
#include <gnutls/crypto.h>
/* This tests the operation of the provided random generator
* to try() function. It will check whether it can perform more than
* 16k iterations, and provide a substantial amount of data.
*/
static void try(int rnd)
{
unsigned char buf1[64];
unsigned char *tmp;
int ret;
unsigned i;
global_init();
for (i = 0; i <= 65539; i++) {
ret = gnutls_rnd(rnd, buf1, sizeof(buf1));
if (ret < 0) {
fail("Error iterating RNG-%d more than %u times\n", rnd, i);
exit(1);
}
}
#define TMP_SIZE (65*1024)
tmp = malloc(TMP_SIZE);
if (tmp == NULL) {
fail("memory error\n");
exit(1);
}
for (i = 0; i <= 65539; i++) {
ret = gnutls_rnd(rnd, tmp, TMP_SIZE);
if (ret < 0) {
fail("Error iterating RNG-%d more than %u times for %d data\n", rnd, i, TMP_SIZE);
exit(1);
}
}
free(tmp);
gnutls_global_deinit();
}
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