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/*
* Copyright (c) 2007 Kungliga Tekniska Högskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include "prng.h"
#include "fortuna.h"
#include <k5-int.h>
#define LEN_TEST_BUF 1024
static int len = LEN_TEST_BUF;
static void hex_print( FILE* f, const char* var, void* data, size_t size );
int
main(int argc, char **argv)
{
char buffer[LEN_TEST_BUF];
krb5_data data = {0, LEN_TEST_BUF, (char*)buffer};
int i;
for (i = 0; i < LEN_TEST_BUF; i++)
buffer[i] = 0;
krb5_c_random_make_octets(NULL, &data);
hex_print( stdout, "random1", data.data, data.length );
/* To target FORTUNA_RESEED_BYTE */
i = 0;
while (i++ < 11){
krb5_c_random_make_octets(NULL, &data);
}
hex_print( stdout, "random2", data.data, data.length );
return 0;
}
static void
hex_print( FILE* f, const char* var, void* data, size_t size )
{
const char* conv = "0123456789abcdef";
size_t i;
char* p = (char*) data;
char c, d;
fprintf( f, var );
fprintf( f, " = " );
for ( i = 0; i < size; i++ )
{
c = conv[ (p[ i ] >> 4) & 0xf ];
d = conv[ p[ i ] & 0xf ];
fprintf( f, "%c%c", c, d );
}
fprintf( f, "\n" );
}
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