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/*
* Crude test driver for processing the VST and MCT testvector files
* generated by the CMVP RNGVS product.
*
* Note the input files are assumed to have a _very_ specific format
* as described in the NIST document "The Random Number Generator
* Validation System (RNGVS)", May 25, 2004.
*
*/
#define OPENSSL_FIPSAPI
#include <openssl/opensslconf.h>
#ifndef OPENSSL_FIPS
#include <stdio.h>
int main(int argc, char **argv)
{
printf("No FIPS RNG support\n");
return 0;
}
#else
#include <openssl/bn.h>
#include <openssl/dsa.h>
#include <openssl/fips.h>
#include <openssl/err.h>
#include <openssl/rand.h>
#include <openssl/fips_rand.h>
#include <string.h>
#include <ctype.h>
#include "fips_utl.h"
static void vst(FILE *in, FILE *out)
{
unsigned char *key = NULL;
unsigned char *v = NULL;
unsigned char *dt = NULL;
unsigned char ret[16];
char buf[1024];
char lbuf[1024];
char *keyword, *value;
long i, keylen;
keylen = 0;
while(fgets(buf,sizeof buf,in) != NULL)
{
fputs(buf,out);
if(!strncmp(buf,"[AES 128-Key]", 13))
keylen = 16;
else if(!strncmp(buf,"[AES 192-Key]", 13))
keylen = 24;
else if(!strncmp(buf,"[AES 256-Key]", 13))
keylen = 32;
if (!parse_line(&keyword, &value, lbuf, buf))
continue;
if(!strcmp(keyword,"Key"))
{
key=hex2bin_m(value,&i);
if (i != keylen)
{
fprintf(stderr, "Invalid key length, expecting %ld\n", keylen);
return;
}
}
else if(!strcmp(keyword,"DT"))
{
dt=hex2bin_m(value,&i);
if (i != 16)
{
fprintf(stderr, "Invalid DT length\n");
return;
}
}
else if(!strcmp(keyword,"V"))
{
v=hex2bin_m(value,&i);
if (i != 16)
{
fprintf(stderr, "Invalid V length\n");
return;
}
if (!key || !dt)
{
fprintf(stderr, "Missing key or DT\n");
return;
}
FIPS_rand_set_key(key, keylen);
FIPS_rand_seed(v,16);
FIPS_rand_set_dt(dt);
if (FIPS_rand_bytes(ret,16) <= 0)
{
fprintf(stderr, "Error getting PRNG value\n");
return;
}
OutputValue("R", ret, 16, out, 0);
OPENSSL_free(key);
key = NULL;
OPENSSL_free(dt);
dt = NULL;
OPENSSL_free(v);
v = NULL;
}
}
}
static void mct(FILE *in, FILE *out)
{
unsigned char *key = NULL;
unsigned char *v = NULL;
unsigned char *dt = NULL;
unsigned char ret[16];
char buf[1024];
char lbuf[1024];
char *keyword, *value;
long i, keylen;
int j;
keylen = 0;
while(fgets(buf,sizeof buf,in) != NULL)
{
fputs(buf,out);
if(!strncmp(buf,"[AES 128-Key]", 13))
keylen = 16;
else if(!strncmp(buf,"[AES 192-Key]", 13))
keylen = 24;
else if(!strncmp(buf,"[AES 256-Key]", 13))
keylen = 32;
if (!parse_line(&keyword, &value, lbuf, buf))
continue;
if(!strcmp(keyword,"Key"))
{
key=hex2bin_m(value,&i);
if (i != keylen)
{
fprintf(stderr, "Invalid key length, expecting %ld\n", keylen);
return;
}
}
else if(!strcmp(keyword,"DT"))
{
dt=hex2bin_m(value,&i);
if (i != 16)
{
fprintf(stderr, "Invalid DT length\n");
return;
}
}
else if(!strcmp(keyword,"V"))
{
v=hex2bin_m(value,&i);
if (i != 16)
{
fprintf(stderr, "Invalid V length\n");
return;
}
if (!key || !dt)
{
fprintf(stderr, "Missing key or DT\n");
return;
}
FIPS_rand_set_key(key, keylen);
FIPS_rand_seed(v,16);
for (i = 0; i < 10000; i++)
{
FIPS_rand_set_dt(dt);
if (FIPS_rand_bytes(ret,16) <= 0)
{
fprintf(stderr, "Error getting PRNG value\n");
return;
}
/* Increment DT */
for (j = 15; j >= 0; j--)
{
dt[j]++;
if (dt[j])
break;
}
}
OutputValue("R", ret, 16, out, 0);
OPENSSL_free(key);
key = NULL;
OPENSSL_free(dt);
dt = NULL;
OPENSSL_free(v);
v = NULL;
}
}
}
int main(int argc,char **argv)
{
FILE *in, *out;
if (argc == 4)
{
in = fopen(argv[2], "r");
if (!in)
{
fprintf(stderr, "Error opening input file\n");
exit(1);
}
out = fopen(argv[3], "w");
if (!out)
{
fprintf(stderr, "Error opening output file\n");
exit(1);
}
}
else if (argc == 2)
{
in = stdin;
out = stdout;
}
else
{
fprintf(stderr,"%s [mct|vst]\n",argv[0]);
exit(1);
}
fips_algtest_init();
FIPS_rand_reset();
if (!FIPS_rand_test_mode())
{
fprintf(stderr, "Error setting PRNG test mode\n");
exit(1);
}
if(!strcmp(argv[1],"mct"))
mct(in, out);
else if(!strcmp(argv[1],"vst"))
vst(in, out);
else
{
fprintf(stderr,"Don't know how to %s.\n",argv[1]);
exit(1);
}
if (argc == 4)
{
fclose(in);
fclose(out);
}
return 0;
}
#endif
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