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openssl/fips/aes/fips_gcmtest.c
Dr. Stephen Henson cd22dfbf01 Have all algorithm test programs call fips_algtest_init() at startup: 
this will perform all standalone operations such as setting error
callbacks, entering FIPS mode etc.
2011-03-25 16:36:46 +00:00

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/* fips/aes/fips_gcmtest.c */
/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
* project.
*/
/* ====================================================================
* Copyright (c) 2011 The OpenSSL Project. 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. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* licensing@OpenSSL.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED 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 OpenSSL PROJECT OR
* ITS 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.
* ====================================================================
*/
#define OPENSSL_FIPSAPI
#include <openssl/opensslconf.h>
#ifndef OPENSSL_FIPS
#include <stdio.h>
int main(int argc, char **argv)
{
printf("No FIPS GCM support\n");
return(0);
}
#else
#include <openssl/bn.h>
#include <openssl/dsa.h>
#include <openssl/fips.h>
#include <openssl/err.h>
#include <openssl/evp.h>
#include <string.h>
#include <ctype.h>
#include "fips_utl.h"
static void gcmtest(FILE *in, FILE *out, int encrypt)
{
char buf[2048];
char lbuf[2048];
char *keyword, *value;
int keylen = -1, ivlen = -1, aadlen = -1, taglen = -1, ptlen = -1;
int rv;
long l;
unsigned char *key = NULL, *iv = NULL, *aad = NULL, *tag = NULL;
unsigned char *ct = NULL, *pt = NULL;
EVP_CIPHER_CTX ctx;
const EVP_CIPHER *gcm = NULL;
FIPS_cipher_ctx_init(&ctx);
while(fgets(buf,sizeof buf,in) != NULL)
{
fputs(buf,out);
if (!parse_line(&keyword, &value, lbuf, buf))
continue;
if(!strcmp(keyword,"[Keylen"))
{
keylen = atoi(value);
if (keylen == 128)
gcm = EVP_aes_128_gcm();
else if (keylen == 192)
gcm = EVP_aes_192_gcm();
else if (keylen == 256)
gcm = EVP_aes_256_gcm();
else
{
fprintf(stderr, "Unsupported keylen %d\n",
keylen);
}
keylen >>= 3;
}
else if (!strcmp(keyword, "[IVlen"))
ivlen = atoi(value) >> 3;
else if (!strcmp(keyword, "[AADlen"))
aadlen = atoi(value) >> 3;
else if (!strcmp(keyword, "[Taglen"))
taglen = atoi(value) >> 3;
else if (!strcmp(keyword, "[PTlen"))
ptlen = atoi(value) >> 3;
else if(!strcmp(keyword,"Key"))
{
key = hex2bin_m(value, &l);
if (l != keylen)
{
fprintf(stderr, "Inconsistent Key length\n");
exit(1);
}
}
else if(!strcmp(keyword,"IV"))
{
iv = hex2bin_m(value, &l);
if (l != ivlen)
{
fprintf(stderr, "Inconsistent IV length\n");
exit(1);
}
}
else if(!strcmp(keyword,"PT"))
{
pt = hex2bin_m(value, &l);
if (l != ptlen)
{
fprintf(stderr, "Inconsistent PT length\n");
exit(1);
}
}
else if(!strcmp(keyword,"CT"))
{
ct = hex2bin_m(value, &l);
if (l != ptlen)
{
fprintf(stderr, "Inconsistent CT length\n");
exit(1);
}
}
else if(!strcmp(keyword,"AAD"))
{
aad = hex2bin_m(value, &l);
if (l != aadlen)
{
fprintf(stderr, "Inconsistent AAD length\n");
exit(1);
}
}
else if(!strcmp(keyword,"Tag"))
{
tag = hex2bin_m(value, &l);
if (l != taglen)
{
fprintf(stderr, "Inconsistent Tag length\n");
exit(1);
}
}
if (encrypt && pt && aad && (iv || encrypt==1))
{
tag = OPENSSL_malloc(taglen);
FIPS_cipherinit(&ctx, gcm, NULL, NULL, 1);
/* Relax FIPS constraints for testing */
M_EVP_CIPHER_CTX_set_flags(&ctx, EVP_CIPH_FLAG_NON_FIPS_ALLOW);
FIPS_cipher_ctx_ctrl(&ctx, EVP_CTRL_GCM_SET_IVLEN, ivlen, 0);
if (encrypt == 1)
{
static unsigned char iv_fixed[4] = {1,2,3,4};
if (!iv)
iv = OPENSSL_malloc(ivlen);
FIPS_cipherinit(&ctx, NULL, key, NULL, 1);
FIPS_cipher_ctx_ctrl(&ctx,
EVP_CTRL_GCM_SET_IV_FIXED,
4, iv_fixed);
if (!FIPS_cipher_ctx_ctrl(&ctx,
EVP_CTRL_GCM_IV_GEN, 0, iv))
{
fprintf(stderr, "IV gen error\n");
exit(1);
}
OutputValue("IV", iv, ivlen, out, 0);
}
else
FIPS_cipherinit(&ctx, NULL, key, iv, 1);
if (aadlen)
FIPS_cipher(&ctx, NULL, aad, aadlen);
if (ptlen)
{
ct = OPENSSL_malloc(ptlen);
rv = FIPS_cipher(&ctx, ct, pt, ptlen);
}
FIPS_cipher(&ctx, NULL, NULL, 0);
FIPS_cipher_ctx_ctrl(&ctx, EVP_CTRL_GCM_GET_TAG,
taglen, tag);
OutputValue("CT", ct, ptlen, out, 0);
OutputValue("Tag", tag, taglen, out, 0);
if (iv)
OPENSSL_free(iv);
if (aad)
OPENSSL_free(aad);
if (ct)
OPENSSL_free(ct);
if (pt)
OPENSSL_free(pt);
if (key)
OPENSSL_free(key);
if (tag)
OPENSSL_free(tag);
iv = aad = ct = pt = key = tag = NULL;
}
if (!encrypt && tag)
{
FIPS_cipherinit(&ctx, gcm, NULL, NULL, 0);
/* Relax FIPS constraints for testing */
M_EVP_CIPHER_CTX_set_flags(&ctx, EVP_CIPH_FLAG_NON_FIPS_ALLOW);
FIPS_cipher_ctx_ctrl(&ctx, EVP_CTRL_GCM_SET_IVLEN, ivlen, 0);
FIPS_cipherinit(&ctx, NULL, key, iv, 0);
FIPS_cipher_ctx_ctrl(&ctx, EVP_CTRL_GCM_SET_TAG, taglen, tag);
if (aadlen)
FIPS_cipher(&ctx, NULL, aad, aadlen);
if (ptlen)
{
pt = OPENSSL_malloc(ptlen);
rv = FIPS_cipher(&ctx, pt, ct, ptlen);
}
rv = FIPS_cipher(&ctx, NULL, NULL, 0);
if (rv < 0)
fprintf(out, "FAIL\n");
else
OutputValue("PT", pt, ptlen, out, 0);
if (iv)
OPENSSL_free(iv);
if (aad)
OPENSSL_free(aad);
if (ct)
OPENSSL_free(ct);
if (pt)
OPENSSL_free(pt);
if (key)
OPENSSL_free(key);
if (tag)
OPENSSL_free(tag);
iv = aad = ct = pt = key = tag = NULL;
}
}
}
int main(int argc,char **argv)
{
int encrypt;
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 [-encrypt|-decrypt]\n",argv[0]);
exit(1);
}
fips_algtest_init();
if(!strcmp(argv[1],"-encrypt"))
encrypt = 1;
else if(!strcmp(argv[1],"-encryptIVext"))
encrypt = 2;
else if(!strcmp(argv[1],"-decrypt"))
encrypt = 0;
else
{
fprintf(stderr,"Don't know how to %s.\n",argv[1]);
exit(1);
}
gcmtest(in, out, encrypt);
if (argc == 4)
{
fclose(in);
fclose(out);
}
return 0;
}
#endif
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