mirror of
https://github.com/rn10950/RetroZilla.git
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4904 lines
139 KiB
C
4904 lines
139 KiB
C
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is the Netscape security libraries.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1994-2000
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include <stdio.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include "secitem.h"
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#include "blapi.h"
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#include "nss.h"
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#include "secerr.h"
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#include "secder.h"
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#include "secdig.h"
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#include "keythi.h"
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#include "ec.h"
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#include "hasht.h"
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#include "lowkeyi.h"
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#include "softoken.h"
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#if 0
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#include "../../lib/freebl/mpi/mpi.h"
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#endif
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#ifdef NSS_ENABLE_ECC
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extern SECStatus
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EC_DecodeParams(const SECItem *encodedParams, ECParams **ecparams);
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extern SECStatus
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EC_CopyParams(PRArenaPool *arena, ECParams *dstParams,
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const ECParams *srcParams);
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#endif
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#define ENCRYPT 1
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#define DECRYPT 0
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#define BYTE unsigned char
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#define DEFAULT_RSA_PUBLIC_EXPONENT 0x10001
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#define RSA_MAX_TEST_MODULUS_BITS 4096
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#define RSA_MAX_TEST_MODULUS_BYTES RSA_MAX_TEST_MODULUS_BITS/8
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#define RSA_MAX_TEST_EXPONENT_BYTES 8
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#define PQG_TEST_SEED_BYTES 20
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SECStatus
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hex_to_byteval(const char *c2, unsigned char *byteval)
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{
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int i;
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unsigned char offset;
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*byteval = 0;
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for (i=0; i<2; i++) {
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if (c2[i] >= '0' && c2[i] <= '9') {
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offset = c2[i] - '0';
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*byteval |= offset << 4*(1-i);
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} else if (c2[i] >= 'a' && c2[i] <= 'f') {
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offset = c2[i] - 'a';
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*byteval |= (offset + 10) << 4*(1-i);
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} else if (c2[i] >= 'A' && c2[i] <= 'F') {
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offset = c2[i] - 'A';
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*byteval |= (offset + 10) << 4*(1-i);
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} else {
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return SECFailure;
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}
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}
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return SECSuccess;
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}
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SECStatus
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byteval_to_hex(unsigned char byteval, char *c2, char a)
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{
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int i;
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unsigned char offset;
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for (i=0; i<2; i++) {
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offset = (byteval >> 4*(1-i)) & 0x0f;
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if (offset < 10) {
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c2[i] = '0' + offset;
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} else {
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c2[i] = a + offset - 10;
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}
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}
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return SECSuccess;
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}
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void
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to_hex_str(char *str, const unsigned char *buf, unsigned int len)
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{
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unsigned int i;
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for (i=0; i<len; i++) {
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byteval_to_hex(buf[i], &str[2*i], 'a');
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}
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str[2*len] = '\0';
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}
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void
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to_hex_str_cap(char *str, const unsigned char *buf, unsigned int len)
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{
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unsigned int i;
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for (i=0; i<len; i++) {
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byteval_to_hex(buf[i], &str[2*i], 'A');
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}
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str[2*len] = '\0';
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}
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/*
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* Convert a string of hex digits (str) to an array (buf) of len bytes.
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* Return PR_TRUE if the hex string can fit in the byte array. Return
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* PR_FALSE if the hex string is empty or is too long.
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*/
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PRBool
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from_hex_str(unsigned char *buf, unsigned int len, const char *str)
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{
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unsigned int nxdigit; /* number of hex digits in str */
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unsigned int i; /* index into buf */
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unsigned int j; /* index into str */
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/* count the hex digits */
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nxdigit = 0;
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for (nxdigit = 0; isxdigit(str[nxdigit]); nxdigit++) {
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/* empty body */
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}
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if (nxdigit == 0) {
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return PR_FALSE;
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}
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if (nxdigit > 2*len) {
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/*
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* The input hex string is too long, but we allow it if the
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* extra digits are leading 0's.
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*/
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for (j = 0; j < nxdigit-2*len; j++) {
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if (str[j] != '0') {
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return PR_FALSE;
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}
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}
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/* skip leading 0's */
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str += nxdigit-2*len;
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nxdigit = 2*len;
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}
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for (i=0, j=0; i< len; i++) {
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if (2*i < 2*len-nxdigit) {
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/* Handle a short input as if we padded it with leading 0's. */
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if (2*i+1 < 2*len-nxdigit) {
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buf[i] = 0;
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} else {
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char tmp[2];
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tmp[0] = '0';
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tmp[1] = str[j];
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hex_to_byteval(tmp, &buf[i]);
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j++;
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}
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} else {
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hex_to_byteval(&str[j], &buf[i]);
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j += 2;
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}
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}
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return PR_TRUE;
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}
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SECStatus
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tdea_encrypt_buf(
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int mode,
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const unsigned char *key,
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const unsigned char *iv,
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unsigned char *output, unsigned int *outputlen, unsigned int maxoutputlen,
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const unsigned char *input, unsigned int inputlen)
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{
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SECStatus rv = SECFailure;
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DESContext *cx;
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unsigned char doublecheck[8*20]; /* 1 to 20 blocks */
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unsigned int doublechecklen = 0;
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cx = DES_CreateContext(key, iv, mode, PR_TRUE);
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if (cx == NULL) {
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goto loser;
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}
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rv = DES_Encrypt(cx, output, outputlen, maxoutputlen, input, inputlen);
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if (rv != SECSuccess) {
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goto loser;
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}
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if (*outputlen != inputlen) {
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goto loser;
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}
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DES_DestroyContext(cx, PR_TRUE);
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cx = NULL;
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/*
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* Doublecheck our result by decrypting the ciphertext and
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* compare the output with the input plaintext.
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*/
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cx = DES_CreateContext(key, iv, mode, PR_FALSE);
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if (cx == NULL) {
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goto loser;
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}
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rv = DES_Decrypt(cx, doublecheck, &doublechecklen, sizeof doublecheck,
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output, *outputlen);
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if (rv != SECSuccess) {
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goto loser;
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}
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if (doublechecklen != *outputlen) {
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goto loser;
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}
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DES_DestroyContext(cx, PR_TRUE);
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cx = NULL;
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if (memcmp(doublecheck, input, inputlen) != 0) {
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goto loser;
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}
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rv = SECSuccess;
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loser:
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if (cx != NULL) {
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DES_DestroyContext(cx, PR_TRUE);
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}
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return rv;
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}
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SECStatus
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tdea_decrypt_buf(
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int mode,
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const unsigned char *key,
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const unsigned char *iv,
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unsigned char *output, unsigned int *outputlen, unsigned int maxoutputlen,
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const unsigned char *input, unsigned int inputlen)
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{
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SECStatus rv = SECFailure;
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DESContext *cx;
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unsigned char doublecheck[8*20]; /* 1 to 20 blocks */
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unsigned int doublechecklen = 0;
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cx = DES_CreateContext(key, iv, mode, PR_FALSE);
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if (cx == NULL) {
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goto loser;
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}
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rv = DES_Decrypt(cx, output, outputlen, maxoutputlen,
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input, inputlen);
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if (rv != SECSuccess) {
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goto loser;
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}
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if (*outputlen != inputlen) {
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goto loser;
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}
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DES_DestroyContext(cx, PR_TRUE);
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cx = NULL;
|
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|
|
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/*
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* Doublecheck our result by encrypting the plaintext and
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* compare the output with the input ciphertext.
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*/
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cx = DES_CreateContext(key, iv, mode, PR_TRUE);
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if (cx == NULL) {
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goto loser;
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}
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rv = DES_Encrypt(cx, doublecheck, &doublechecklen, sizeof doublecheck,
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output, *outputlen);
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if (rv != SECSuccess) {
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goto loser;
|
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}
|
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if (doublechecklen != *outputlen) {
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goto loser;
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}
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DES_DestroyContext(cx, PR_TRUE);
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cx = NULL;
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if (memcmp(doublecheck, input, inputlen) != 0) {
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goto loser;
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}
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|
rv = SECSuccess;
|
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|
|
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|
loser:
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|
if (cx != NULL) {
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DES_DestroyContext(cx, PR_TRUE);
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}
|
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return rv;
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}
|
||
|
|
||
|
/*
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||
|
* Perform the TDEA Known Answer Test (KAT) or Multi-block Message
|
||
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* Test (MMT) in ECB or CBC mode. The KAT (there are five types)
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* and MMT have the same structure: given the key and IV (CBC mode
|
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|
* only), encrypt the given plaintext or decrypt the given ciphertext.
|
||
|
* So we can handle them the same way.
|
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|
*
|
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|
* reqfn is the pathname of the REQUEST file.
|
||
|
*
|
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* The output RESPONSE file is written to stdout.
|
||
|
*/
|
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|
void
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||
|
tdea_kat_mmt(char *reqfn)
|
||
|
{
|
||
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char buf[180]; /* holds one line from the input REQUEST file.
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* needs to be large enough to hold the longest
|
||
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* line "CIPHERTEXT = <180 hex digits>\n".
|
||
|
*/
|
||
|
FILE *req; /* input stream from the REQUEST file */
|
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FILE *resp; /* output stream to the RESPONSE file */
|
||
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int i, j;
|
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|
int mode; /* NSS_DES_EDE3 (ECB) or NSS_DES_EDE3_CBC */
|
||
|
int crypt = DECRYPT; /* 1 means encrypt, 0 means decrypt */
|
||
|
unsigned char key[24]; /* TDEA 3 key bundle */
|
||
|
unsigned int numKeys = 0;
|
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|
unsigned char iv[8]; /* for all modes except ECB */
|
||
|
unsigned char plaintext[8*20]; /* 1 to 20 blocks */
|
||
|
unsigned int plaintextlen;
|
||
|
unsigned char ciphertext[8*20]; /* 1 to 20 blocks */
|
||
|
unsigned int ciphertextlen;
|
||
|
SECStatus rv;
|
||
|
|
||
|
req = fopen(reqfn, "r");
|
||
|
resp = stdout;
|
||
|
while (fgets(buf, sizeof buf, req) != NULL) {
|
||
|
/* a comment or blank line */
|
||
|
if (buf[0] == '#' || buf[0] == '\n') {
|
||
|
fputs(buf, resp);
|
||
|
continue;
|
||
|
}
|
||
|
/* [ENCRYPT] or [DECRYPT] */
|
||
|
if (buf[0] == '[') {
|
||
|
if (strncmp(&buf[1], "ENCRYPT", 7) == 0) {
|
||
|
crypt = ENCRYPT;
|
||
|
} else {
|
||
|
crypt = DECRYPT;
|
||
|
}
|
||
|
fputs(buf, resp);
|
||
|
continue;
|
||
|
}
|
||
|
/* NumKeys */
|
||
|
if (strncmp(&buf[0], "NumKeys", 7) == 0) {
|
||
|
i = 7;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
numKeys = buf[i];
|
||
|
fputs(buf, resp);
|
||
|
continue;
|
||
|
}
|
||
|
/* "COUNT = x" begins a new data set */
|
||
|
if (strncmp(buf, "COUNT", 5) == 0) {
|
||
|
/* mode defaults to ECB, if dataset has IV mode will be set CBC */
|
||
|
mode = NSS_DES_EDE3;
|
||
|
/* zeroize the variables for the test with this data set */
|
||
|
memset(key, 0, sizeof key);
|
||
|
memset(iv, 0, sizeof iv);
|
||
|
memset(plaintext, 0, sizeof plaintext);
|
||
|
plaintextlen = 0;
|
||
|
memset(ciphertext, 0, sizeof ciphertext);
|
||
|
ciphertextlen = 0;
|
||
|
fputs(buf, resp);
|
||
|
continue;
|
||
|
}
|
||
|
if (numKeys == 0) {
|
||
|
if (strncmp(buf, "KEYs", 4) == 0) {
|
||
|
i = 4;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; isxdigit(buf[i]); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &key[j]);
|
||
|
key[j+8] = key[j];
|
||
|
key[j+16] = key[j];
|
||
|
}
|
||
|
fputs(buf, resp);
|
||
|
continue;
|
||
|
}
|
||
|
} else {
|
||
|
/* KEY1 = ... */
|
||
|
if (strncmp(buf, "KEY1", 4) == 0) {
|
||
|
i = 4;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; isxdigit(buf[i]); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &key[j]);
|
||
|
}
|
||
|
fputs(buf, resp);
|
||
|
continue;
|
||
|
}
|
||
|
/* KEY2 = ... */
|
||
|
if (strncmp(buf, "KEY2", 4) == 0) {
|
||
|
i = 4;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=8; isxdigit(buf[i]); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &key[j]);
|
||
|
}
|
||
|
fputs(buf, resp);
|
||
|
continue;
|
||
|
}
|
||
|
/* KEY3 = ... */
|
||
|
if (strncmp(buf, "KEY3", 4) == 0) {
|
||
|
i = 4;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=16; isxdigit(buf[i]); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &key[j]);
|
||
|
}
|
||
|
fputs(buf, resp);
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/* IV = ... */
|
||
|
if (strncmp(buf, "IV", 2) == 0) {
|
||
|
mode = NSS_DES_EDE3_CBC;
|
||
|
i = 2;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j<sizeof iv; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &iv[j]);
|
||
|
}
|
||
|
fputs(buf, resp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* PLAINTEXT = ... */
|
||
|
if (strncmp(buf, "PLAINTEXT", 9) == 0) {
|
||
|
/* sanity check */
|
||
|
if (crypt != ENCRYPT) {
|
||
|
goto loser;
|
||
|
}
|
||
|
i = 9;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; isxdigit(buf[i]); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &plaintext[j]);
|
||
|
}
|
||
|
plaintextlen = j;
|
||
|
rv = tdea_encrypt_buf(mode, key,
|
||
|
(mode == NSS_DES_EDE3) ? NULL : iv,
|
||
|
ciphertext, &ciphertextlen, sizeof ciphertext,
|
||
|
plaintext, plaintextlen);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
fputs(buf, resp);
|
||
|
fputs("CIPHERTEXT = ", resp);
|
||
|
to_hex_str(buf, ciphertext, ciphertextlen);
|
||
|
fputs(buf, resp);
|
||
|
fputc('\n', resp);
|
||
|
continue;
|
||
|
}
|
||
|
/* CIPHERTEXT = ... */
|
||
|
if (strncmp(buf, "CIPHERTEXT", 10) == 0) {
|
||
|
/* sanity check */
|
||
|
if (crypt != DECRYPT) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
i = 10;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; isxdigit(buf[i]); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &ciphertext[j]);
|
||
|
}
|
||
|
ciphertextlen = j;
|
||
|
|
||
|
rv = tdea_decrypt_buf(mode, key,
|
||
|
(mode == NSS_DES_EDE3) ? NULL : iv,
|
||
|
plaintext, &plaintextlen, sizeof plaintext,
|
||
|
ciphertext, ciphertextlen);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
fputs(buf, resp);
|
||
|
fputs("PLAINTEXT = ", resp);
|
||
|
to_hex_str(buf, plaintext, plaintextlen);
|
||
|
fputs(buf, resp);
|
||
|
fputc('\n', resp);
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
loser:
|
||
|
fclose(req);
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Set the parity bit for the given byte
|
||
|
*/
|
||
|
BYTE odd_parity( BYTE in)
|
||
|
{
|
||
|
BYTE out = in;
|
||
|
in ^= in >> 4;
|
||
|
in ^= in >> 2;
|
||
|
in ^= in >> 1;
|
||
|
return (BYTE)(out ^ !(in & 1));
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Generate Keys [i+1] from Key[i], PT/CT[j-2], PT/CT[j-1], and PT/CT[j]
|
||
|
* for TDEA Monte Carlo Test (MCT) in ECB and CBC modes.
|
||
|
*/
|
||
|
void
|
||
|
tdea_mct_next_keys(unsigned char *key,
|
||
|
const unsigned char *text_2, const unsigned char *text_1,
|
||
|
const unsigned char *text, unsigned int numKeys)
|
||
|
{
|
||
|
int k;
|
||
|
|
||
|
/* key1[i+1] = key1[i] xor PT/CT[j] */
|
||
|
for (k=0; k<8; k++) {
|
||
|
key[k] ^= text[k];
|
||
|
}
|
||
|
/* key2 */
|
||
|
if (numKeys == 2 || numKeys == 3) {
|
||
|
/* key2 independent */
|
||
|
for (k=8; k<16; k++) {
|
||
|
/* key2[i+1] = KEY2[i] xor PT/CT[j-1] */
|
||
|
key[k] ^= text_1[k-8];
|
||
|
}
|
||
|
} else {
|
||
|
/* key2 == key 1 */
|
||
|
for (k=8; k<16; k++) {
|
||
|
/* key2[i+1] = KEY2[i] xor PT/CT[j] */
|
||
|
key[k] = key[k-8];
|
||
|
}
|
||
|
}
|
||
|
/* key3 */
|
||
|
if (numKeys == 1 || numKeys == 2) {
|
||
|
/* key3 == key 1 */
|
||
|
for (k=16; k<24; k++) {
|
||
|
/* key3[i+1] = KEY3[i] xor PT/CT[j] */
|
||
|
key[k] = key[k-16];
|
||
|
}
|
||
|
} else {
|
||
|
/* key3 independent */
|
||
|
for (k=16; k<24; k++) {
|
||
|
/* key3[i+1] = KEY3[i] xor PT/CT[j-2] */
|
||
|
key[k] ^= text_2[k-16];
|
||
|
}
|
||
|
}
|
||
|
/* set the parity bits */
|
||
|
for (k=0; k<24; k++) {
|
||
|
key[k] = odd_parity(key[k]);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Perform the Monte Carlo Test
|
||
|
*
|
||
|
* mode = NSS_DES_EDE3 or NSS_DES_EDE3_CBC
|
||
|
* crypt = ENCRYPT || DECRYPT
|
||
|
* inputtext = plaintext or Cyphertext depending on the value of crypt
|
||
|
* inputlength is expected to be size 8 bytes
|
||
|
* iv = needs to be set for NSS_DES_EDE3_CBC mode
|
||
|
* resp = is the output response file.
|
||
|
*/
|
||
|
void
|
||
|
tdea_mct_test(int mode, unsigned char* key, unsigned int numKeys,
|
||
|
unsigned int crypt, unsigned char* inputtext,
|
||
|
unsigned int inputlength, unsigned char* iv, FILE *resp) {
|
||
|
|
||
|
int i, j;
|
||
|
unsigned char outputtext_1[8]; /* PT/CT[j-1] */
|
||
|
unsigned char outputtext_2[8]; /* PT/CT[j-2] */
|
||
|
char buf[80]; /* holds one line from the input REQUEST file. */
|
||
|
unsigned int outputlen;
|
||
|
unsigned char outputtext[8];
|
||
|
|
||
|
|
||
|
SECStatus rv;
|
||
|
|
||
|
if (mode == NSS_DES_EDE3 && iv != NULL) {
|
||
|
printf("IV must be NULL for NSS_DES_EDE3 mode");
|
||
|
goto loser;
|
||
|
} else if (mode == NSS_DES_EDE3_CBC && iv == NULL) {
|
||
|
printf("IV must not be NULL for NSS_DES_EDE3_CBC mode");
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
/* loop 400 times */
|
||
|
for (i=0; i<400; i++) {
|
||
|
/* if i == 0 CV[0] = IV not necessary */
|
||
|
/* record the count and key values and plainText */
|
||
|
sprintf(buf, "COUNT = %d\n", i);
|
||
|
fputs(buf, resp);
|
||
|
/* Output KEY1[i] */
|
||
|
fputs("KEY1 = ", resp);
|
||
|
to_hex_str(buf, key, 8);
|
||
|
fputs(buf, resp);
|
||
|
fputc('\n', resp);
|
||
|
/* Output KEY2[i] */
|
||
|
fputs("KEY2 = ", resp);
|
||
|
to_hex_str(buf, &key[8], 8);
|
||
|
fputs(buf, resp);
|
||
|
fputc('\n', resp);
|
||
|
/* Output KEY3[i] */
|
||
|
fputs("KEY3 = ", resp);
|
||
|
to_hex_str(buf, &key[16], 8);
|
||
|
fputs(buf, resp);
|
||
|
fputc('\n', resp);
|
||
|
if (mode == NSS_DES_EDE3_CBC) {
|
||
|
/* Output CV[i] */
|
||
|
fputs("IV = ", resp);
|
||
|
to_hex_str(buf, iv, 8);
|
||
|
fputs(buf, resp);
|
||
|
fputc('\n', resp);
|
||
|
}
|
||
|
if (crypt == ENCRYPT) {
|
||
|
/* Output PT[0] */
|
||
|
fputs("PLAINTEXT = ", resp);
|
||
|
} else {
|
||
|
/* Output CT[0] */
|
||
|
fputs("CIPHERTEXT = ", resp);
|
||
|
}
|
||
|
|
||
|
to_hex_str(buf, inputtext, inputlength);
|
||
|
fputs(buf, resp);
|
||
|
fputc('\n', resp);
|
||
|
|
||
|
/* loop 10,000 times */
|
||
|
for (j=0; j<10000; j++) {
|
||
|
|
||
|
outputlen = 0;
|
||
|
if (crypt == ENCRYPT) {
|
||
|
/* inputtext == ciphertext outputtext == plaintext*/
|
||
|
rv = tdea_encrypt_buf(mode, key,
|
||
|
(mode == NSS_DES_EDE3) ? NULL : iv,
|
||
|
outputtext, &outputlen, 8,
|
||
|
inputtext, 8);
|
||
|
} else {
|
||
|
/* inputtext == plaintext outputtext == ciphertext */
|
||
|
rv = tdea_decrypt_buf(mode, key,
|
||
|
(mode == NSS_DES_EDE3) ? NULL : iv,
|
||
|
outputtext, &outputlen, 8,
|
||
|
inputtext, 8);
|
||
|
}
|
||
|
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (outputlen != inputlength) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
if (mode == NSS_DES_EDE3_CBC) {
|
||
|
if (crypt == ENCRYPT) {
|
||
|
if (j == 0) {
|
||
|
/*P[j+1] = CV[0] */
|
||
|
memcpy(inputtext, iv, 8);
|
||
|
} else {
|
||
|
/* p[j+1] = C[j-1] */
|
||
|
memcpy(inputtext, outputtext_1, 8);
|
||
|
}
|
||
|
/* CV[j+1] = C[j] */
|
||
|
memcpy(iv, outputtext, 8);
|
||
|
if (j != 9999) {
|
||
|
/* save C[j-1] */
|
||
|
memcpy(outputtext_1, outputtext, 8);
|
||
|
}
|
||
|
} else { /* DECRYPT */
|
||
|
/* CV[j+1] = C[j] */
|
||
|
memcpy(iv, inputtext, 8);
|
||
|
/* C[j+1] = P[j] */
|
||
|
memcpy(inputtext, outputtext, 8);
|
||
|
}
|
||
|
} else {
|
||
|
/* ECB mode PT/CT[j+1] = CT/PT[j] */
|
||
|
memcpy(inputtext, outputtext, 8);
|
||
|
}
|
||
|
|
||
|
/* Save PT/CT[j-2] and PT/CT[j-1] */
|
||
|
if (j==9997) memcpy(outputtext_2, outputtext, 8);
|
||
|
if (j==9998) memcpy(outputtext_1, outputtext, 8);
|
||
|
/* done at the end of the for(j) loop */
|
||
|
}
|
||
|
|
||
|
|
||
|
if (crypt == ENCRYPT) {
|
||
|
/* Output CT[j] */
|
||
|
fputs("CIPHERTEXT = ", resp);
|
||
|
} else {
|
||
|
/* Output PT[j] */
|
||
|
fputs("PLAINTEXT = ", resp);
|
||
|
}
|
||
|
to_hex_str(buf, outputtext, 8);
|
||
|
fputs(buf, resp);
|
||
|
fputc('\n', resp);
|
||
|
|
||
|
/* Key[i+1] = Key[i] xor ... outputtext_2 == PT/CT[j-2]
|
||
|
* outputtext_1 == PT/CT[j-1] outputtext == PT/CT[j]
|
||
|
*/
|
||
|
tdea_mct_next_keys(key, outputtext_2,
|
||
|
outputtext_1, outputtext, numKeys);
|
||
|
|
||
|
if (mode == NSS_DES_EDE3_CBC) {
|
||
|
/* taken care of in the j=9999 iteration */
|
||
|
if (crypt == ENCRYPT) {
|
||
|
/* P[i] = C[j-1] */
|
||
|
/* CV[i] = C[j] */
|
||
|
} else {
|
||
|
/* taken care of in the j=9999 iteration */
|
||
|
/* CV[i] = C[j] */
|
||
|
/* C[i] = P[j] */
|
||
|
}
|
||
|
} else {
|
||
|
/* ECB PT/CT[i] = PT/CT[j] */
|
||
|
memcpy(inputtext, outputtext, 8);
|
||
|
}
|
||
|
/* done at the end of the for(i) loop */
|
||
|
fputc('\n', resp);
|
||
|
}
|
||
|
|
||
|
loser:
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Perform the TDEA Monte Carlo Test (MCT) in ECB/CBC modes.
|
||
|
* by gathering the input from the request file, and then
|
||
|
* calling tdea_mct_test.
|
||
|
*
|
||
|
* reqfn is the pathname of the input REQUEST file.
|
||
|
*
|
||
|
* The output RESPONSE file is written to stdout.
|
||
|
*/
|
||
|
void
|
||
|
tdea_mct(int mode, char *reqfn)
|
||
|
{
|
||
|
int i, j;
|
||
|
char buf[80]; /* holds one line from the input REQUEST file. */
|
||
|
FILE *req; /* input stream from the REQUEST file */
|
||
|
FILE *resp; /* output stream to the RESPONSE file */
|
||
|
unsigned int crypt = 0; /* 1 means encrypt, 0 means decrypt */
|
||
|
unsigned char key[24]; /* TDEA 3 key bundle */
|
||
|
unsigned int numKeys = 0;
|
||
|
unsigned char plaintext[8]; /* PT[j] */
|
||
|
unsigned char ciphertext[8]; /* CT[j] */
|
||
|
unsigned char iv[8];
|
||
|
|
||
|
/* zeroize the variables for the test with this data set */
|
||
|
memset(key, 0, sizeof key);
|
||
|
memset(plaintext, 0, sizeof plaintext);
|
||
|
memset(ciphertext, 0, sizeof ciphertext);
|
||
|
memset(iv, 0, sizeof iv);
|
||
|
|
||
|
req = fopen(reqfn, "r");
|
||
|
resp = stdout;
|
||
|
while (fgets(buf, sizeof buf, req) != NULL) {
|
||
|
/* a comment or blank line */
|
||
|
if (buf[0] == '#' || buf[0] == '\n') {
|
||
|
fputs(buf, resp);
|
||
|
continue;
|
||
|
}
|
||
|
/* [ENCRYPT] or [DECRYPT] */
|
||
|
if (buf[0] == '[') {
|
||
|
if (strncmp(&buf[1], "ENCRYPT", 7) == 0) {
|
||
|
crypt = ENCRYPT;
|
||
|
} else {
|
||
|
crypt = DECRYPT;
|
||
|
}
|
||
|
fputs(buf, resp);
|
||
|
continue;
|
||
|
}
|
||
|
/* NumKeys */
|
||
|
if (strncmp(&buf[0], "NumKeys", 7) == 0) {
|
||
|
i = 7;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
numKeys = atoi(&buf[i]);
|
||
|
continue;
|
||
|
}
|
||
|
/* KEY1 = ... */
|
||
|
if (strncmp(buf, "KEY1", 4) == 0) {
|
||
|
i = 4;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; isxdigit(buf[i]); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &key[j]);
|
||
|
}
|
||
|
continue;
|
||
|
}
|
||
|
/* KEY2 = ... */
|
||
|
if (strncmp(buf, "KEY2", 4) == 0) {
|
||
|
i = 4;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=8; isxdigit(buf[i]); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &key[j]);
|
||
|
}
|
||
|
continue;
|
||
|
}
|
||
|
/* KEY3 = ... */
|
||
|
if (strncmp(buf, "KEY3", 4) == 0) {
|
||
|
i = 4;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=16; isxdigit(buf[i]); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &key[j]);
|
||
|
}
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* IV = ... */
|
||
|
if (strncmp(buf, "IV", 2) == 0) {
|
||
|
i = 2;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j<sizeof iv; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &iv[j]);
|
||
|
}
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* PLAINTEXT = ... */
|
||
|
if (strncmp(buf, "PLAINTEXT", 9) == 0) {
|
||
|
|
||
|
/* sanity check */
|
||
|
if (crypt != ENCRYPT) {
|
||
|
goto loser;
|
||
|
}
|
||
|
/* PT[0] = PT */
|
||
|
i = 9;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j<sizeof plaintext; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &plaintext[j]);
|
||
|
}
|
||
|
|
||
|
/* do the Monte Carlo test */
|
||
|
if (mode==NSS_DES_EDE3) {
|
||
|
tdea_mct_test(NSS_DES_EDE3, key, numKeys, crypt, plaintext, sizeof plaintext, NULL, resp);
|
||
|
} else {
|
||
|
tdea_mct_test(NSS_DES_EDE3_CBC, key, numKeys, crypt, plaintext, sizeof plaintext, iv, resp);
|
||
|
}
|
||
|
continue;
|
||
|
}
|
||
|
/* CIPHERTEXT = ... */
|
||
|
if (strncmp(buf, "CIPHERTEXT", 10) == 0) {
|
||
|
/* sanity check */
|
||
|
if (crypt != DECRYPT) {
|
||
|
goto loser;
|
||
|
}
|
||
|
/* CT[0] = CT */
|
||
|
i = 10;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; isxdigit(buf[i]); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &ciphertext[j]);
|
||
|
}
|
||
|
|
||
|
/* do the Monte Carlo test */
|
||
|
if (mode==NSS_DES_EDE3) {
|
||
|
tdea_mct_test(NSS_DES_EDE3, key, numKeys, crypt, ciphertext, sizeof ciphertext, NULL, resp);
|
||
|
} else {
|
||
|
tdea_mct_test(NSS_DES_EDE3_CBC, key, numKeys, crypt, ciphertext, sizeof ciphertext, iv, resp);
|
||
|
}
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
loser:
|
||
|
fclose(req);
|
||
|
}
|
||
|
|
||
|
|
||
|
SECStatus
|
||
|
aes_encrypt_buf(
|
||
|
int mode,
|
||
|
const unsigned char *key, unsigned int keysize,
|
||
|
const unsigned char *iv,
|
||
|
unsigned char *output, unsigned int *outputlen, unsigned int maxoutputlen,
|
||
|
const unsigned char *input, unsigned int inputlen)
|
||
|
{
|
||
|
SECStatus rv = SECFailure;
|
||
|
AESContext *cx;
|
||
|
unsigned char doublecheck[10*16]; /* 1 to 10 blocks */
|
||
|
unsigned int doublechecklen = 0;
|
||
|
|
||
|
cx = AES_CreateContext(key, iv, mode, PR_TRUE, keysize, 16);
|
||
|
if (cx == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
rv = AES_Encrypt(cx, output, outputlen, maxoutputlen, input, inputlen);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (*outputlen != inputlen) {
|
||
|
goto loser;
|
||
|
}
|
||
|
AES_DestroyContext(cx, PR_TRUE);
|
||
|
cx = NULL;
|
||
|
|
||
|
/*
|
||
|
* Doublecheck our result by decrypting the ciphertext and
|
||
|
* compare the output with the input plaintext.
|
||
|
*/
|
||
|
cx = AES_CreateContext(key, iv, mode, PR_FALSE, keysize, 16);
|
||
|
if (cx == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
rv = AES_Decrypt(cx, doublecheck, &doublechecklen, sizeof doublecheck,
|
||
|
output, *outputlen);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (doublechecklen != *outputlen) {
|
||
|
goto loser;
|
||
|
}
|
||
|
AES_DestroyContext(cx, PR_TRUE);
|
||
|
cx = NULL;
|
||
|
if (memcmp(doublecheck, input, inputlen) != 0) {
|
||
|
goto loser;
|
||
|
}
|
||
|
rv = SECSuccess;
|
||
|
|
||
|
loser:
|
||
|
if (cx != NULL) {
|
||
|
AES_DestroyContext(cx, PR_TRUE);
|
||
|
}
|
||
|
return rv;
|
||
|
}
|
||
|
|
||
|
SECStatus
|
||
|
aes_decrypt_buf(
|
||
|
int mode,
|
||
|
const unsigned char *key, unsigned int keysize,
|
||
|
const unsigned char *iv,
|
||
|
unsigned char *output, unsigned int *outputlen, unsigned int maxoutputlen,
|
||
|
const unsigned char *input, unsigned int inputlen)
|
||
|
{
|
||
|
SECStatus rv = SECFailure;
|
||
|
AESContext *cx;
|
||
|
unsigned char doublecheck[10*16]; /* 1 to 10 blocks */
|
||
|
unsigned int doublechecklen = 0;
|
||
|
|
||
|
cx = AES_CreateContext(key, iv, mode, PR_FALSE, keysize, 16);
|
||
|
if (cx == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
rv = AES_Decrypt(cx, output, outputlen, maxoutputlen,
|
||
|
input, inputlen);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (*outputlen != inputlen) {
|
||
|
goto loser;
|
||
|
}
|
||
|
AES_DestroyContext(cx, PR_TRUE);
|
||
|
cx = NULL;
|
||
|
|
||
|
/*
|
||
|
* Doublecheck our result by encrypting the plaintext and
|
||
|
* compare the output with the input ciphertext.
|
||
|
*/
|
||
|
cx = AES_CreateContext(key, iv, mode, PR_TRUE, keysize, 16);
|
||
|
if (cx == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
rv = AES_Encrypt(cx, doublecheck, &doublechecklen, sizeof doublecheck,
|
||
|
output, *outputlen);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (doublechecklen != *outputlen) {
|
||
|
goto loser;
|
||
|
}
|
||
|
AES_DestroyContext(cx, PR_TRUE);
|
||
|
cx = NULL;
|
||
|
if (memcmp(doublecheck, input, inputlen) != 0) {
|
||
|
goto loser;
|
||
|
}
|
||
|
rv = SECSuccess;
|
||
|
|
||
|
loser:
|
||
|
if (cx != NULL) {
|
||
|
AES_DestroyContext(cx, PR_TRUE);
|
||
|
}
|
||
|
return rv;
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Perform the AES Known Answer Test (KAT) or Multi-block Message
|
||
|
* Test (MMT) in ECB or CBC mode. The KAT (there are four types)
|
||
|
* and MMT have the same structure: given the key and IV (CBC mode
|
||
|
* only), encrypt the given plaintext or decrypt the given ciphertext.
|
||
|
* So we can handle them the same way.
|
||
|
*
|
||
|
* reqfn is the pathname of the REQUEST file.
|
||
|
*
|
||
|
* The output RESPONSE file is written to stdout.
|
||
|
*/
|
||
|
void
|
||
|
aes_kat_mmt(char *reqfn)
|
||
|
{
|
||
|
char buf[512]; /* holds one line from the input REQUEST file.
|
||
|
* needs to be large enough to hold the longest
|
||
|
* line "CIPHERTEXT = <320 hex digits>\n".
|
||
|
*/
|
||
|
FILE *aesreq; /* input stream from the REQUEST file */
|
||
|
FILE *aesresp; /* output stream to the RESPONSE file */
|
||
|
int i, j;
|
||
|
int mode; /* NSS_AES (ECB) or NSS_AES_CBC */
|
||
|
int encrypt = 0; /* 1 means encrypt, 0 means decrypt */
|
||
|
unsigned char key[32]; /* 128, 192, or 256 bits */
|
||
|
unsigned int keysize;
|
||
|
unsigned char iv[16]; /* for all modes except ECB */
|
||
|
unsigned char plaintext[10*16]; /* 1 to 10 blocks */
|
||
|
unsigned int plaintextlen;
|
||
|
unsigned char ciphertext[10*16]; /* 1 to 10 blocks */
|
||
|
unsigned int ciphertextlen;
|
||
|
SECStatus rv;
|
||
|
|
||
|
aesreq = fopen(reqfn, "r");
|
||
|
aesresp = stdout;
|
||
|
while (fgets(buf, sizeof buf, aesreq) != NULL) {
|
||
|
/* a comment or blank line */
|
||
|
if (buf[0] == '#' || buf[0] == '\n') {
|
||
|
fputs(buf, aesresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* [ENCRYPT] or [DECRYPT] */
|
||
|
if (buf[0] == '[') {
|
||
|
if (strncmp(&buf[1], "ENCRYPT", 7) == 0) {
|
||
|
encrypt = 1;
|
||
|
} else {
|
||
|
encrypt = 0;
|
||
|
}
|
||
|
fputs(buf, aesresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* "COUNT = x" begins a new data set */
|
||
|
if (strncmp(buf, "COUNT", 5) == 0) {
|
||
|
mode = NSS_AES;
|
||
|
/* zeroize the variables for the test with this data set */
|
||
|
memset(key, 0, sizeof key);
|
||
|
keysize = 0;
|
||
|
memset(iv, 0, sizeof iv);
|
||
|
memset(plaintext, 0, sizeof plaintext);
|
||
|
plaintextlen = 0;
|
||
|
memset(ciphertext, 0, sizeof ciphertext);
|
||
|
ciphertextlen = 0;
|
||
|
fputs(buf, aesresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* KEY = ... */
|
||
|
if (strncmp(buf, "KEY", 3) == 0) {
|
||
|
i = 3;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; isxdigit(buf[i]); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &key[j]);
|
||
|
}
|
||
|
keysize = j;
|
||
|
fputs(buf, aesresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* IV = ... */
|
||
|
if (strncmp(buf, "IV", 2) == 0) {
|
||
|
mode = NSS_AES_CBC;
|
||
|
i = 2;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j<sizeof iv; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &iv[j]);
|
||
|
}
|
||
|
fputs(buf, aesresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* PLAINTEXT = ... */
|
||
|
if (strncmp(buf, "PLAINTEXT", 9) == 0) {
|
||
|
/* sanity check */
|
||
|
if (!encrypt) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
i = 9;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; isxdigit(buf[i]); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &plaintext[j]);
|
||
|
}
|
||
|
plaintextlen = j;
|
||
|
|
||
|
rv = aes_encrypt_buf(mode, key, keysize,
|
||
|
(mode == NSS_AES) ? NULL : iv,
|
||
|
ciphertext, &ciphertextlen, sizeof ciphertext,
|
||
|
plaintext, plaintextlen);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
fputs(buf, aesresp);
|
||
|
fputs("CIPHERTEXT = ", aesresp);
|
||
|
to_hex_str(buf, ciphertext, ciphertextlen);
|
||
|
fputs(buf, aesresp);
|
||
|
fputc('\n', aesresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* CIPHERTEXT = ... */
|
||
|
if (strncmp(buf, "CIPHERTEXT", 10) == 0) {
|
||
|
/* sanity check */
|
||
|
if (encrypt) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
i = 10;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; isxdigit(buf[i]); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &ciphertext[j]);
|
||
|
}
|
||
|
ciphertextlen = j;
|
||
|
|
||
|
rv = aes_decrypt_buf(mode, key, keysize,
|
||
|
(mode == NSS_AES) ? NULL : iv,
|
||
|
plaintext, &plaintextlen, sizeof plaintext,
|
||
|
ciphertext, ciphertextlen);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
fputs(buf, aesresp);
|
||
|
fputs("PLAINTEXT = ", aesresp);
|
||
|
to_hex_str(buf, plaintext, plaintextlen);
|
||
|
fputs(buf, aesresp);
|
||
|
fputc('\n', aesresp);
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
loser:
|
||
|
fclose(aesreq);
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Generate Key[i+1] from Key[i], CT[j-1], and CT[j] for AES Monte Carlo
|
||
|
* Test (MCT) in ECB and CBC modes.
|
||
|
*/
|
||
|
void
|
||
|
aes_mct_next_key(unsigned char *key, unsigned int keysize,
|
||
|
const unsigned char *ciphertext_1, const unsigned char *ciphertext)
|
||
|
{
|
||
|
int k;
|
||
|
|
||
|
switch (keysize) {
|
||
|
case 16: /* 128-bit key */
|
||
|
/* Key[i+1] = Key[i] xor CT[j] */
|
||
|
for (k=0; k<16; k++) {
|
||
|
key[k] ^= ciphertext[k];
|
||
|
}
|
||
|
break;
|
||
|
case 24: /* 192-bit key */
|
||
|
/*
|
||
|
* Key[i+1] = Key[i] xor (last 64-bits of
|
||
|
* CT[j-1] || CT[j])
|
||
|
*/
|
||
|
for (k=0; k<8; k++) {
|
||
|
key[k] ^= ciphertext_1[k+8];
|
||
|
}
|
||
|
for (k=8; k<24; k++) {
|
||
|
key[k] ^= ciphertext[k-8];
|
||
|
}
|
||
|
break;
|
||
|
case 32: /* 256-bit key */
|
||
|
/* Key[i+1] = Key[i] xor (CT[j-1] || CT[j]) */
|
||
|
for (k=0; k<16; k++) {
|
||
|
key[k] ^= ciphertext_1[k];
|
||
|
}
|
||
|
for (k=16; k<32; k++) {
|
||
|
key[k] ^= ciphertext[k-16];
|
||
|
}
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Perform the AES Monte Carlo Test (MCT) in ECB mode. MCT exercises
|
||
|
* our AES code in streaming mode because the plaintext or ciphertext
|
||
|
* is generated block by block as we go, so we can't collect all the
|
||
|
* plaintext or ciphertext in one buffer and encrypt or decrypt it in
|
||
|
* one shot.
|
||
|
*
|
||
|
* reqfn is the pathname of the input REQUEST file.
|
||
|
*
|
||
|
* The output RESPONSE file is written to stdout.
|
||
|
*/
|
||
|
void
|
||
|
aes_ecb_mct(char *reqfn)
|
||
|
{
|
||
|
char buf[80]; /* holds one line from the input REQUEST file.
|
||
|
* needs to be large enough to hold the longest
|
||
|
* line "KEY = <64 hex digits>\n".
|
||
|
*/
|
||
|
FILE *aesreq; /* input stream from the REQUEST file */
|
||
|
FILE *aesresp; /* output stream to the RESPONSE file */
|
||
|
int i, j;
|
||
|
int encrypt = 0; /* 1 means encrypt, 0 means decrypt */
|
||
|
unsigned char key[32]; /* 128, 192, or 256 bits */
|
||
|
unsigned int keysize;
|
||
|
unsigned char plaintext[16]; /* PT[j] */
|
||
|
unsigned char plaintext_1[16]; /* PT[j-1] */
|
||
|
unsigned char ciphertext[16]; /* CT[j] */
|
||
|
unsigned char ciphertext_1[16]; /* CT[j-1] */
|
||
|
unsigned char doublecheck[16];
|
||
|
unsigned int outputlen;
|
||
|
AESContext *cx = NULL; /* the operation being tested */
|
||
|
AESContext *cx2 = NULL; /* the inverse operation done in parallel
|
||
|
* to doublecheck our result.
|
||
|
*/
|
||
|
SECStatus rv;
|
||
|
|
||
|
aesreq = fopen(reqfn, "r");
|
||
|
aesresp = stdout;
|
||
|
while (fgets(buf, sizeof buf, aesreq) != NULL) {
|
||
|
/* a comment or blank line */
|
||
|
if (buf[0] == '#' || buf[0] == '\n') {
|
||
|
fputs(buf, aesresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* [ENCRYPT] or [DECRYPT] */
|
||
|
if (buf[0] == '[') {
|
||
|
if (strncmp(&buf[1], "ENCRYPT", 7) == 0) {
|
||
|
encrypt = 1;
|
||
|
} else {
|
||
|
encrypt = 0;
|
||
|
}
|
||
|
fputs(buf, aesresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* "COUNT = x" begins a new data set */
|
||
|
if (strncmp(buf, "COUNT", 5) == 0) {
|
||
|
/* zeroize the variables for the test with this data set */
|
||
|
memset(key, 0, sizeof key);
|
||
|
keysize = 0;
|
||
|
memset(plaintext, 0, sizeof plaintext);
|
||
|
memset(ciphertext, 0, sizeof ciphertext);
|
||
|
continue;
|
||
|
}
|
||
|
/* KEY = ... */
|
||
|
if (strncmp(buf, "KEY", 3) == 0) {
|
||
|
/* Key[0] = Key */
|
||
|
i = 3;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; isxdigit(buf[i]); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &key[j]);
|
||
|
}
|
||
|
keysize = j;
|
||
|
continue;
|
||
|
}
|
||
|
/* PLAINTEXT = ... */
|
||
|
if (strncmp(buf, "PLAINTEXT", 9) == 0) {
|
||
|
/* sanity check */
|
||
|
if (!encrypt) {
|
||
|
goto loser;
|
||
|
}
|
||
|
/* PT[0] = PT */
|
||
|
i = 9;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j<sizeof plaintext; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &plaintext[j]);
|
||
|
}
|
||
|
|
||
|
for (i=0; i<100; i++) {
|
||
|
sprintf(buf, "COUNT = %d\n", i);
|
||
|
fputs(buf, aesresp);
|
||
|
/* Output Key[i] */
|
||
|
fputs("KEY = ", aesresp);
|
||
|
to_hex_str(buf, key, keysize);
|
||
|
fputs(buf, aesresp);
|
||
|
fputc('\n', aesresp);
|
||
|
/* Output PT[0] */
|
||
|
fputs("PLAINTEXT = ", aesresp);
|
||
|
to_hex_str(buf, plaintext, sizeof plaintext);
|
||
|
fputs(buf, aesresp);
|
||
|
fputc('\n', aesresp);
|
||
|
|
||
|
cx = AES_CreateContext(key, NULL, NSS_AES,
|
||
|
PR_TRUE, keysize, 16);
|
||
|
if (cx == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
/*
|
||
|
* doublecheck our result by decrypting the result
|
||
|
* and comparing the output with the plaintext.
|
||
|
*/
|
||
|
cx2 = AES_CreateContext(key, NULL, NSS_AES,
|
||
|
PR_FALSE, keysize, 16);
|
||
|
if (cx2 == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
for (j=0; j<1000; j++) {
|
||
|
/* Save CT[j-1] */
|
||
|
memcpy(ciphertext_1, ciphertext, sizeof ciphertext);
|
||
|
|
||
|
/* CT[j] = AES(Key[i], PT[j]) */
|
||
|
outputlen = 0;
|
||
|
rv = AES_Encrypt(cx,
|
||
|
ciphertext, &outputlen, sizeof ciphertext,
|
||
|
plaintext, sizeof plaintext);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (outputlen != sizeof plaintext) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
/* doublecheck our result */
|
||
|
outputlen = 0;
|
||
|
rv = AES_Decrypt(cx2,
|
||
|
doublecheck, &outputlen, sizeof doublecheck,
|
||
|
ciphertext, sizeof ciphertext);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (outputlen != sizeof ciphertext) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (memcmp(doublecheck, plaintext, sizeof plaintext)) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
/* PT[j+1] = CT[j] */
|
||
|
memcpy(plaintext, ciphertext, sizeof plaintext);
|
||
|
}
|
||
|
AES_DestroyContext(cx, PR_TRUE);
|
||
|
cx = NULL;
|
||
|
AES_DestroyContext(cx2, PR_TRUE);
|
||
|
cx2 = NULL;
|
||
|
|
||
|
/* Output CT[j] */
|
||
|
fputs("CIPHERTEXT = ", aesresp);
|
||
|
to_hex_str(buf, ciphertext, sizeof ciphertext);
|
||
|
fputs(buf, aesresp);
|
||
|
fputc('\n', aesresp);
|
||
|
|
||
|
/* Key[i+1] = Key[i] xor ... */
|
||
|
aes_mct_next_key(key, keysize, ciphertext_1, ciphertext);
|
||
|
/* PT[0] = CT[j] */
|
||
|
/* done at the end of the for(j) loop */
|
||
|
|
||
|
fputc('\n', aesresp);
|
||
|
}
|
||
|
|
||
|
continue;
|
||
|
}
|
||
|
/* CIPHERTEXT = ... */
|
||
|
if (strncmp(buf, "CIPHERTEXT", 10) == 0) {
|
||
|
/* sanity check */
|
||
|
if (encrypt) {
|
||
|
goto loser;
|
||
|
}
|
||
|
/* CT[0] = CT */
|
||
|
i = 10;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; isxdigit(buf[i]); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &ciphertext[j]);
|
||
|
}
|
||
|
|
||
|
for (i=0; i<100; i++) {
|
||
|
sprintf(buf, "COUNT = %d\n", i);
|
||
|
fputs(buf, aesresp);
|
||
|
/* Output Key[i] */
|
||
|
fputs("KEY = ", aesresp);
|
||
|
to_hex_str(buf, key, keysize);
|
||
|
fputs(buf, aesresp);
|
||
|
fputc('\n', aesresp);
|
||
|
/* Output CT[0] */
|
||
|
fputs("CIPHERTEXT = ", aesresp);
|
||
|
to_hex_str(buf, ciphertext, sizeof ciphertext);
|
||
|
fputs(buf, aesresp);
|
||
|
fputc('\n', aesresp);
|
||
|
|
||
|
cx = AES_CreateContext(key, NULL, NSS_AES,
|
||
|
PR_FALSE, keysize, 16);
|
||
|
if (cx == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
/*
|
||
|
* doublecheck our result by encrypting the result
|
||
|
* and comparing the output with the ciphertext.
|
||
|
*/
|
||
|
cx2 = AES_CreateContext(key, NULL, NSS_AES,
|
||
|
PR_TRUE, keysize, 16);
|
||
|
if (cx2 == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
for (j=0; j<1000; j++) {
|
||
|
/* Save PT[j-1] */
|
||
|
memcpy(plaintext_1, plaintext, sizeof plaintext);
|
||
|
|
||
|
/* PT[j] = AES(Key[i], CT[j]) */
|
||
|
outputlen = 0;
|
||
|
rv = AES_Decrypt(cx,
|
||
|
plaintext, &outputlen, sizeof plaintext,
|
||
|
ciphertext, sizeof ciphertext);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (outputlen != sizeof ciphertext) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
/* doublecheck our result */
|
||
|
outputlen = 0;
|
||
|
rv = AES_Encrypt(cx2,
|
||
|
doublecheck, &outputlen, sizeof doublecheck,
|
||
|
plaintext, sizeof plaintext);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (outputlen != sizeof plaintext) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (memcmp(doublecheck, ciphertext, sizeof ciphertext)) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
/* CT[j+1] = PT[j] */
|
||
|
memcpy(ciphertext, plaintext, sizeof ciphertext);
|
||
|
}
|
||
|
AES_DestroyContext(cx, PR_TRUE);
|
||
|
cx = NULL;
|
||
|
AES_DestroyContext(cx2, PR_TRUE);
|
||
|
cx2 = NULL;
|
||
|
|
||
|
/* Output PT[j] */
|
||
|
fputs("PLAINTEXT = ", aesresp);
|
||
|
to_hex_str(buf, plaintext, sizeof plaintext);
|
||
|
fputs(buf, aesresp);
|
||
|
fputc('\n', aesresp);
|
||
|
|
||
|
/* Key[i+1] = Key[i] xor ... */
|
||
|
aes_mct_next_key(key, keysize, plaintext_1, plaintext);
|
||
|
/* CT[0] = PT[j] */
|
||
|
/* done at the end of the for(j) loop */
|
||
|
|
||
|
fputc('\n', aesresp);
|
||
|
}
|
||
|
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
loser:
|
||
|
if (cx != NULL) {
|
||
|
AES_DestroyContext(cx, PR_TRUE);
|
||
|
}
|
||
|
if (cx2 != NULL) {
|
||
|
AES_DestroyContext(cx2, PR_TRUE);
|
||
|
}
|
||
|
fclose(aesreq);
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Perform the AES Monte Carlo Test (MCT) in CBC mode. MCT exercises
|
||
|
* our AES code in streaming mode because the plaintext or ciphertext
|
||
|
* is generated block by block as we go, so we can't collect all the
|
||
|
* plaintext or ciphertext in one buffer and encrypt or decrypt it in
|
||
|
* one shot.
|
||
|
*
|
||
|
* reqfn is the pathname of the input REQUEST file.
|
||
|
*
|
||
|
* The output RESPONSE file is written to stdout.
|
||
|
*/
|
||
|
void
|
||
|
aes_cbc_mct(char *reqfn)
|
||
|
{
|
||
|
char buf[80]; /* holds one line from the input REQUEST file.
|
||
|
* needs to be large enough to hold the longest
|
||
|
* line "KEY = <64 hex digits>\n".
|
||
|
*/
|
||
|
FILE *aesreq; /* input stream from the REQUEST file */
|
||
|
FILE *aesresp; /* output stream to the RESPONSE file */
|
||
|
int i, j;
|
||
|
int encrypt = 0; /* 1 means encrypt, 0 means decrypt */
|
||
|
unsigned char key[32]; /* 128, 192, or 256 bits */
|
||
|
unsigned int keysize;
|
||
|
unsigned char iv[16];
|
||
|
unsigned char plaintext[16]; /* PT[j] */
|
||
|
unsigned char plaintext_1[16]; /* PT[j-1] */
|
||
|
unsigned char ciphertext[16]; /* CT[j] */
|
||
|
unsigned char ciphertext_1[16]; /* CT[j-1] */
|
||
|
unsigned char doublecheck[16];
|
||
|
unsigned int outputlen;
|
||
|
AESContext *cx = NULL; /* the operation being tested */
|
||
|
AESContext *cx2 = NULL; /* the inverse operation done in parallel
|
||
|
* to doublecheck our result.
|
||
|
*/
|
||
|
SECStatus rv;
|
||
|
|
||
|
aesreq = fopen(reqfn, "r");
|
||
|
aesresp = stdout;
|
||
|
while (fgets(buf, sizeof buf, aesreq) != NULL) {
|
||
|
/* a comment or blank line */
|
||
|
if (buf[0] == '#' || buf[0] == '\n') {
|
||
|
fputs(buf, aesresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* [ENCRYPT] or [DECRYPT] */
|
||
|
if (buf[0] == '[') {
|
||
|
if (strncmp(&buf[1], "ENCRYPT", 7) == 0) {
|
||
|
encrypt = 1;
|
||
|
} else {
|
||
|
encrypt = 0;
|
||
|
}
|
||
|
fputs(buf, aesresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* "COUNT = x" begins a new data set */
|
||
|
if (strncmp(buf, "COUNT", 5) == 0) {
|
||
|
/* zeroize the variables for the test with this data set */
|
||
|
memset(key, 0, sizeof key);
|
||
|
keysize = 0;
|
||
|
memset(iv, 0, sizeof iv);
|
||
|
memset(plaintext, 0, sizeof plaintext);
|
||
|
memset(ciphertext, 0, sizeof ciphertext);
|
||
|
continue;
|
||
|
}
|
||
|
/* KEY = ... */
|
||
|
if (strncmp(buf, "KEY", 3) == 0) {
|
||
|
/* Key[0] = Key */
|
||
|
i = 3;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; isxdigit(buf[i]); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &key[j]);
|
||
|
}
|
||
|
keysize = j;
|
||
|
continue;
|
||
|
}
|
||
|
/* IV = ... */
|
||
|
if (strncmp(buf, "IV", 2) == 0) {
|
||
|
/* IV[0] = IV */
|
||
|
i = 2;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j<sizeof iv; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &iv[j]);
|
||
|
}
|
||
|
continue;
|
||
|
}
|
||
|
/* PLAINTEXT = ... */
|
||
|
if (strncmp(buf, "PLAINTEXT", 9) == 0) {
|
||
|
/* sanity check */
|
||
|
if (!encrypt) {
|
||
|
goto loser;
|
||
|
}
|
||
|
/* PT[0] = PT */
|
||
|
i = 9;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j<sizeof plaintext; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &plaintext[j]);
|
||
|
}
|
||
|
|
||
|
for (i=0; i<100; i++) {
|
||
|
sprintf(buf, "COUNT = %d\n", i);
|
||
|
fputs(buf, aesresp);
|
||
|
/* Output Key[i] */
|
||
|
fputs("KEY = ", aesresp);
|
||
|
to_hex_str(buf, key, keysize);
|
||
|
fputs(buf, aesresp);
|
||
|
fputc('\n', aesresp);
|
||
|
/* Output IV[i] */
|
||
|
fputs("IV = ", aesresp);
|
||
|
to_hex_str(buf, iv, sizeof iv);
|
||
|
fputs(buf, aesresp);
|
||
|
fputc('\n', aesresp);
|
||
|
/* Output PT[0] */
|
||
|
fputs("PLAINTEXT = ", aesresp);
|
||
|
to_hex_str(buf, plaintext, sizeof plaintext);
|
||
|
fputs(buf, aesresp);
|
||
|
fputc('\n', aesresp);
|
||
|
|
||
|
cx = AES_CreateContext(key, iv, NSS_AES_CBC,
|
||
|
PR_TRUE, keysize, 16);
|
||
|
if (cx == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
/*
|
||
|
* doublecheck our result by decrypting the result
|
||
|
* and comparing the output with the plaintext.
|
||
|
*/
|
||
|
cx2 = AES_CreateContext(key, iv, NSS_AES_CBC,
|
||
|
PR_FALSE, keysize, 16);
|
||
|
if (cx2 == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
/* CT[-1] = IV[i] */
|
||
|
memcpy(ciphertext, iv, sizeof ciphertext);
|
||
|
for (j=0; j<1000; j++) {
|
||
|
/* Save CT[j-1] */
|
||
|
memcpy(ciphertext_1, ciphertext, sizeof ciphertext);
|
||
|
/*
|
||
|
* If ( j=0 )
|
||
|
* CT[j] = AES(Key[i], IV[i], PT[j])
|
||
|
* PT[j+1] = IV[i] (= CT[j-1])
|
||
|
* Else
|
||
|
* CT[j] = AES(Key[i], PT[j])
|
||
|
* PT[j+1] = CT[j-1]
|
||
|
*/
|
||
|
outputlen = 0;
|
||
|
rv = AES_Encrypt(cx,
|
||
|
ciphertext, &outputlen, sizeof ciphertext,
|
||
|
plaintext, sizeof plaintext);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (outputlen != sizeof plaintext) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
/* doublecheck our result */
|
||
|
outputlen = 0;
|
||
|
rv = AES_Decrypt(cx2,
|
||
|
doublecheck, &outputlen, sizeof doublecheck,
|
||
|
ciphertext, sizeof ciphertext);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (outputlen != sizeof ciphertext) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (memcmp(doublecheck, plaintext, sizeof plaintext)) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
memcpy(plaintext, ciphertext_1, sizeof plaintext);
|
||
|
}
|
||
|
AES_DestroyContext(cx, PR_TRUE);
|
||
|
cx = NULL;
|
||
|
AES_DestroyContext(cx2, PR_TRUE);
|
||
|
cx2 = NULL;
|
||
|
|
||
|
/* Output CT[j] */
|
||
|
fputs("CIPHERTEXT = ", aesresp);
|
||
|
to_hex_str(buf, ciphertext, sizeof ciphertext);
|
||
|
fputs(buf, aesresp);
|
||
|
fputc('\n', aesresp);
|
||
|
|
||
|
/* Key[i+1] = Key[i] xor ... */
|
||
|
aes_mct_next_key(key, keysize, ciphertext_1, ciphertext);
|
||
|
/* IV[i+1] = CT[j] */
|
||
|
memcpy(iv, ciphertext, sizeof iv);
|
||
|
/* PT[0] = CT[j-1] */
|
||
|
/* done at the end of the for(j) loop */
|
||
|
|
||
|
fputc('\n', aesresp);
|
||
|
}
|
||
|
|
||
|
continue;
|
||
|
}
|
||
|
/* CIPHERTEXT = ... */
|
||
|
if (strncmp(buf, "CIPHERTEXT", 10) == 0) {
|
||
|
/* sanity check */
|
||
|
if (encrypt) {
|
||
|
goto loser;
|
||
|
}
|
||
|
/* CT[0] = CT */
|
||
|
i = 10;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; isxdigit(buf[i]); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &ciphertext[j]);
|
||
|
}
|
||
|
|
||
|
for (i=0; i<100; i++) {
|
||
|
sprintf(buf, "COUNT = %d\n", i);
|
||
|
fputs(buf, aesresp);
|
||
|
/* Output Key[i] */
|
||
|
fputs("KEY = ", aesresp);
|
||
|
to_hex_str(buf, key, keysize);
|
||
|
fputs(buf, aesresp);
|
||
|
fputc('\n', aesresp);
|
||
|
/* Output IV[i] */
|
||
|
fputs("IV = ", aesresp);
|
||
|
to_hex_str(buf, iv, sizeof iv);
|
||
|
fputs(buf, aesresp);
|
||
|
fputc('\n', aesresp);
|
||
|
/* Output CT[0] */
|
||
|
fputs("CIPHERTEXT = ", aesresp);
|
||
|
to_hex_str(buf, ciphertext, sizeof ciphertext);
|
||
|
fputs(buf, aesresp);
|
||
|
fputc('\n', aesresp);
|
||
|
|
||
|
cx = AES_CreateContext(key, iv, NSS_AES_CBC,
|
||
|
PR_FALSE, keysize, 16);
|
||
|
if (cx == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
/*
|
||
|
* doublecheck our result by encrypting the result
|
||
|
* and comparing the output with the ciphertext.
|
||
|
*/
|
||
|
cx2 = AES_CreateContext(key, iv, NSS_AES_CBC,
|
||
|
PR_TRUE, keysize, 16);
|
||
|
if (cx2 == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
/* PT[-1] = IV[i] */
|
||
|
memcpy(plaintext, iv, sizeof plaintext);
|
||
|
for (j=0; j<1000; j++) {
|
||
|
/* Save PT[j-1] */
|
||
|
memcpy(plaintext_1, plaintext, sizeof plaintext);
|
||
|
/*
|
||
|
* If ( j=0 )
|
||
|
* PT[j] = AES(Key[i], IV[i], CT[j])
|
||
|
* CT[j+1] = IV[i] (= PT[j-1])
|
||
|
* Else
|
||
|
* PT[j] = AES(Key[i], CT[j])
|
||
|
* CT[j+1] = PT[j-1]
|
||
|
*/
|
||
|
outputlen = 0;
|
||
|
rv = AES_Decrypt(cx,
|
||
|
plaintext, &outputlen, sizeof plaintext,
|
||
|
ciphertext, sizeof ciphertext);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (outputlen != sizeof ciphertext) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
/* doublecheck our result */
|
||
|
outputlen = 0;
|
||
|
rv = AES_Encrypt(cx2,
|
||
|
doublecheck, &outputlen, sizeof doublecheck,
|
||
|
plaintext, sizeof plaintext);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (outputlen != sizeof plaintext) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (memcmp(doublecheck, ciphertext, sizeof ciphertext)) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
memcpy(ciphertext, plaintext_1, sizeof ciphertext);
|
||
|
}
|
||
|
AES_DestroyContext(cx, PR_TRUE);
|
||
|
cx = NULL;
|
||
|
AES_DestroyContext(cx2, PR_TRUE);
|
||
|
cx2 = NULL;
|
||
|
|
||
|
/* Output PT[j] */
|
||
|
fputs("PLAINTEXT = ", aesresp);
|
||
|
to_hex_str(buf, plaintext, sizeof plaintext);
|
||
|
fputs(buf, aesresp);
|
||
|
fputc('\n', aesresp);
|
||
|
|
||
|
/* Key[i+1] = Key[i] xor ... */
|
||
|
aes_mct_next_key(key, keysize, plaintext_1, plaintext);
|
||
|
/* IV[i+1] = PT[j] */
|
||
|
memcpy(iv, plaintext, sizeof iv);
|
||
|
/* CT[0] = PT[j-1] */
|
||
|
/* done at the end of the for(j) loop */
|
||
|
|
||
|
fputc('\n', aesresp);
|
||
|
}
|
||
|
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
loser:
|
||
|
if (cx != NULL) {
|
||
|
AES_DestroyContext(cx, PR_TRUE);
|
||
|
}
|
||
|
if (cx2 != NULL) {
|
||
|
AES_DestroyContext(cx2, PR_TRUE);
|
||
|
}
|
||
|
fclose(aesreq);
|
||
|
}
|
||
|
|
||
|
void write_compact_string(FILE *out, unsigned char *hash, unsigned int len)
|
||
|
{
|
||
|
unsigned int i;
|
||
|
int j, count = 0, last = -1, z = 0;
|
||
|
long start = ftell(out);
|
||
|
for (i=0; i<len; i++) {
|
||
|
for (j=7; j>=0; j--) {
|
||
|
if (last < 0) {
|
||
|
last = (hash[i] & (1 << j)) ? 1 : 0;
|
||
|
fprintf(out, "%d ", last);
|
||
|
count = 1;
|
||
|
} else if (hash[i] & (1 << j)) {
|
||
|
if (last) {
|
||
|
count++;
|
||
|
} else {
|
||
|
last = 0;
|
||
|
fprintf(out, "%d ", count);
|
||
|
count = 1;
|
||
|
z++;
|
||
|
}
|
||
|
} else {
|
||
|
if (!last) {
|
||
|
count++;
|
||
|
} else {
|
||
|
last = 1;
|
||
|
fprintf(out, "%d ", count);
|
||
|
count = 1;
|
||
|
z++;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
fprintf(out, "^\n");
|
||
|
fseek(out, start, SEEK_SET);
|
||
|
fprintf(out, "%d ", z);
|
||
|
fseek(out, 0, SEEK_END);
|
||
|
}
|
||
|
|
||
|
int get_next_line(FILE *req, char *key, char *val, FILE *rsp)
|
||
|
{
|
||
|
int ignore = 0;
|
||
|
char *writeto = key;
|
||
|
int w = 0;
|
||
|
int c;
|
||
|
while ((c = fgetc(req)) != EOF) {
|
||
|
if (ignore) {
|
||
|
fprintf(rsp, "%c", c);
|
||
|
if (c == '\n') return ignore;
|
||
|
} else if (c == '\n') {
|
||
|
break;
|
||
|
} else if (c == '#') {
|
||
|
ignore = 1;
|
||
|
fprintf(rsp, "%c", c);
|
||
|
} else if (c == '=') {
|
||
|
writeto[w] = '\0';
|
||
|
w = 0;
|
||
|
writeto = val;
|
||
|
} else if (c == ' ' || c == '[' || c == ']') {
|
||
|
continue;
|
||
|
} else {
|
||
|
writeto[w++] = c;
|
||
|
}
|
||
|
}
|
||
|
writeto[w] = '\0';
|
||
|
return (c == EOF) ? -1 : ignore;
|
||
|
}
|
||
|
|
||
|
#ifdef NSS_ENABLE_ECC
|
||
|
typedef struct curveNameTagPairStr {
|
||
|
char *curveName;
|
||
|
SECOidTag curveOidTag;
|
||
|
} CurveNameTagPair;
|
||
|
|
||
|
#define DEFAULT_CURVE_OID_TAG SEC_OID_SECG_EC_SECP192R1
|
||
|
/* #define DEFAULT_CURVE_OID_TAG SEC_OID_SECG_EC_SECP160R1 */
|
||
|
|
||
|
static CurveNameTagPair nameTagPair[] =
|
||
|
{
|
||
|
{ "sect163k1", SEC_OID_SECG_EC_SECT163K1},
|
||
|
{ "nistk163", SEC_OID_SECG_EC_SECT163K1},
|
||
|
{ "sect163r1", SEC_OID_SECG_EC_SECT163R1},
|
||
|
{ "sect163r2", SEC_OID_SECG_EC_SECT163R2},
|
||
|
{ "nistb163", SEC_OID_SECG_EC_SECT163R2},
|
||
|
{ "sect193r1", SEC_OID_SECG_EC_SECT193R1},
|
||
|
{ "sect193r2", SEC_OID_SECG_EC_SECT193R2},
|
||
|
{ "sect233k1", SEC_OID_SECG_EC_SECT233K1},
|
||
|
{ "nistk233", SEC_OID_SECG_EC_SECT233K1},
|
||
|
{ "sect233r1", SEC_OID_SECG_EC_SECT233R1},
|
||
|
{ "nistb233", SEC_OID_SECG_EC_SECT233R1},
|
||
|
{ "sect239k1", SEC_OID_SECG_EC_SECT239K1},
|
||
|
{ "sect283k1", SEC_OID_SECG_EC_SECT283K1},
|
||
|
{ "nistk283", SEC_OID_SECG_EC_SECT283K1},
|
||
|
{ "sect283r1", SEC_OID_SECG_EC_SECT283R1},
|
||
|
{ "nistb283", SEC_OID_SECG_EC_SECT283R1},
|
||
|
{ "sect409k1", SEC_OID_SECG_EC_SECT409K1},
|
||
|
{ "nistk409", SEC_OID_SECG_EC_SECT409K1},
|
||
|
{ "sect409r1", SEC_OID_SECG_EC_SECT409R1},
|
||
|
{ "nistb409", SEC_OID_SECG_EC_SECT409R1},
|
||
|
{ "sect571k1", SEC_OID_SECG_EC_SECT571K1},
|
||
|
{ "nistk571", SEC_OID_SECG_EC_SECT571K1},
|
||
|
{ "sect571r1", SEC_OID_SECG_EC_SECT571R1},
|
||
|
{ "nistb571", SEC_OID_SECG_EC_SECT571R1},
|
||
|
{ "secp160k1", SEC_OID_SECG_EC_SECP160K1},
|
||
|
{ "secp160r1", SEC_OID_SECG_EC_SECP160R1},
|
||
|
{ "secp160r2", SEC_OID_SECG_EC_SECP160R2},
|
||
|
{ "secp192k1", SEC_OID_SECG_EC_SECP192K1},
|
||
|
{ "secp192r1", SEC_OID_SECG_EC_SECP192R1},
|
||
|
{ "nistp192", SEC_OID_SECG_EC_SECP192R1},
|
||
|
{ "secp224k1", SEC_OID_SECG_EC_SECP224K1},
|
||
|
{ "secp224r1", SEC_OID_SECG_EC_SECP224R1},
|
||
|
{ "nistp224", SEC_OID_SECG_EC_SECP224R1},
|
||
|
{ "secp256k1", SEC_OID_SECG_EC_SECP256K1},
|
||
|
{ "secp256r1", SEC_OID_SECG_EC_SECP256R1},
|
||
|
{ "nistp256", SEC_OID_SECG_EC_SECP256R1},
|
||
|
{ "secp384r1", SEC_OID_SECG_EC_SECP384R1},
|
||
|
{ "nistp384", SEC_OID_SECG_EC_SECP384R1},
|
||
|
{ "secp521r1", SEC_OID_SECG_EC_SECP521R1},
|
||
|
{ "nistp521", SEC_OID_SECG_EC_SECP521R1},
|
||
|
|
||
|
{ "prime192v1", SEC_OID_ANSIX962_EC_PRIME192V1 },
|
||
|
{ "prime192v2", SEC_OID_ANSIX962_EC_PRIME192V2 },
|
||
|
{ "prime192v3", SEC_OID_ANSIX962_EC_PRIME192V3 },
|
||
|
{ "prime239v1", SEC_OID_ANSIX962_EC_PRIME239V1 },
|
||
|
{ "prime239v2", SEC_OID_ANSIX962_EC_PRIME239V2 },
|
||
|
{ "prime239v3", SEC_OID_ANSIX962_EC_PRIME239V3 },
|
||
|
|
||
|
{ "c2pnb163v1", SEC_OID_ANSIX962_EC_C2PNB163V1 },
|
||
|
{ "c2pnb163v2", SEC_OID_ANSIX962_EC_C2PNB163V2 },
|
||
|
{ "c2pnb163v3", SEC_OID_ANSIX962_EC_C2PNB163V3 },
|
||
|
{ "c2pnb176v1", SEC_OID_ANSIX962_EC_C2PNB176V1 },
|
||
|
{ "c2tnb191v1", SEC_OID_ANSIX962_EC_C2TNB191V1 },
|
||
|
{ "c2tnb191v2", SEC_OID_ANSIX962_EC_C2TNB191V2 },
|
||
|
{ "c2tnb191v3", SEC_OID_ANSIX962_EC_C2TNB191V3 },
|
||
|
{ "c2onb191v4", SEC_OID_ANSIX962_EC_C2ONB191V4 },
|
||
|
{ "c2onb191v5", SEC_OID_ANSIX962_EC_C2ONB191V5 },
|
||
|
{ "c2pnb208w1", SEC_OID_ANSIX962_EC_C2PNB208W1 },
|
||
|
{ "c2tnb239v1", SEC_OID_ANSIX962_EC_C2TNB239V1 },
|
||
|
{ "c2tnb239v2", SEC_OID_ANSIX962_EC_C2TNB239V2 },
|
||
|
{ "c2tnb239v3", SEC_OID_ANSIX962_EC_C2TNB239V3 },
|
||
|
{ "c2onb239v4", SEC_OID_ANSIX962_EC_C2ONB239V4 },
|
||
|
{ "c2onb239v5", SEC_OID_ANSIX962_EC_C2ONB239V5 },
|
||
|
{ "c2pnb272w1", SEC_OID_ANSIX962_EC_C2PNB272W1 },
|
||
|
{ "c2pnb304w1", SEC_OID_ANSIX962_EC_C2PNB304W1 },
|
||
|
{ "c2tnb359v1", SEC_OID_ANSIX962_EC_C2TNB359V1 },
|
||
|
{ "c2pnb368w1", SEC_OID_ANSIX962_EC_C2PNB368W1 },
|
||
|
{ "c2tnb431r1", SEC_OID_ANSIX962_EC_C2TNB431R1 },
|
||
|
|
||
|
{ "secp112r1", SEC_OID_SECG_EC_SECP112R1},
|
||
|
{ "secp112r2", SEC_OID_SECG_EC_SECP112R2},
|
||
|
{ "secp128r1", SEC_OID_SECG_EC_SECP128R1},
|
||
|
{ "secp128r2", SEC_OID_SECG_EC_SECP128R2},
|
||
|
|
||
|
{ "sect113r1", SEC_OID_SECG_EC_SECT113R1},
|
||
|
{ "sect113r2", SEC_OID_SECG_EC_SECT113R2},
|
||
|
{ "sect131r1", SEC_OID_SECG_EC_SECT131R1},
|
||
|
{ "sect131r2", SEC_OID_SECG_EC_SECT131R2},
|
||
|
};
|
||
|
|
||
|
static SECKEYECParams *
|
||
|
getECParams(const char *curve)
|
||
|
{
|
||
|
SECKEYECParams *ecparams;
|
||
|
SECOidData *oidData = NULL;
|
||
|
SECOidTag curveOidTag = SEC_OID_UNKNOWN; /* default */
|
||
|
int i, numCurves;
|
||
|
|
||
|
if (curve != NULL) {
|
||
|
numCurves = sizeof(nameTagPair)/sizeof(CurveNameTagPair);
|
||
|
for (i = 0; ((i < numCurves) && (curveOidTag == SEC_OID_UNKNOWN));
|
||
|
i++) {
|
||
|
if (PL_strcmp(curve, nameTagPair[i].curveName) == 0)
|
||
|
curveOidTag = nameTagPair[i].curveOidTag;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/* Return NULL if curve name is not recognized */
|
||
|
if ((curveOidTag == SEC_OID_UNKNOWN) ||
|
||
|
(oidData = SECOID_FindOIDByTag(curveOidTag)) == NULL) {
|
||
|
fprintf(stderr, "Unrecognized elliptic curve %s\n", curve);
|
||
|
return NULL;
|
||
|
}
|
||
|
|
||
|
ecparams = SECITEM_AllocItem(NULL, NULL, (2 + oidData->oid.len));
|
||
|
|
||
|
/*
|
||
|
* ecparams->data needs to contain the ASN encoding of an object ID (OID)
|
||
|
* representing the named curve. The actual OID is in
|
||
|
* oidData->oid.data so we simply prepend 0x06 and OID length
|
||
|
*/
|
||
|
ecparams->data[0] = SEC_ASN1_OBJECT_ID;
|
||
|
ecparams->data[1] = oidData->oid.len;
|
||
|
memcpy(ecparams->data + 2, oidData->oid.data, oidData->oid.len);
|
||
|
|
||
|
return ecparams;
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Perform the ECDSA Key Pair Generation Test.
|
||
|
*
|
||
|
* reqfn is the pathname of the REQUEST file.
|
||
|
*
|
||
|
* The output RESPONSE file is written to stdout.
|
||
|
*/
|
||
|
void
|
||
|
ecdsa_keypair_test(char *reqfn)
|
||
|
{
|
||
|
char buf[256]; /* holds one line from the input REQUEST file
|
||
|
* or to the output RESPONSE file.
|
||
|
* needs to be large enough to hold the longest
|
||
|
* line "Qx = <144 hex digits>\n".
|
||
|
*/
|
||
|
FILE *ecdsareq; /* input stream from the REQUEST file */
|
||
|
FILE *ecdsaresp; /* output stream to the RESPONSE file */
|
||
|
char curve[16]; /* "nistxddd" */
|
||
|
ECParams *ecparams;
|
||
|
int N;
|
||
|
int i;
|
||
|
unsigned int len;
|
||
|
|
||
|
ecdsareq = fopen(reqfn, "r");
|
||
|
ecdsaresp = stdout;
|
||
|
strcpy(curve, "nist");
|
||
|
while (fgets(buf, sizeof buf, ecdsareq) != NULL) {
|
||
|
/* a comment or blank line */
|
||
|
if (buf[0] == '#' || buf[0] == '\n') {
|
||
|
fputs(buf, ecdsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* [X-ddd] */
|
||
|
if (buf[0] == '[') {
|
||
|
const char *src;
|
||
|
char *dst;
|
||
|
SECKEYECParams *encodedparams;
|
||
|
|
||
|
src = &buf[1];
|
||
|
dst = &curve[4];
|
||
|
*dst++ = tolower(*src);
|
||
|
src += 2; /* skip the hyphen */
|
||
|
*dst++ = *src++;
|
||
|
*dst++ = *src++;
|
||
|
*dst++ = *src++;
|
||
|
*dst = '\0';
|
||
|
encodedparams = getECParams(curve);
|
||
|
if (encodedparams == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (EC_DecodeParams(encodedparams, &ecparams) != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
SECITEM_FreeItem(encodedparams, PR_TRUE);
|
||
|
fputs(buf, ecdsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* N = x */
|
||
|
if (buf[0] == 'N') {
|
||
|
if (sscanf(buf, "N = %d", &N) != 1) {
|
||
|
goto loser;
|
||
|
}
|
||
|
for (i = 0; i < N; i++) {
|
||
|
ECPrivateKey *ecpriv;
|
||
|
|
||
|
if (EC_NewKey(ecparams, &ecpriv) != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
fputs("d = ", ecdsaresp);
|
||
|
to_hex_str(buf, ecpriv->privateValue.data,
|
||
|
ecpriv->privateValue.len);
|
||
|
fputs(buf, ecdsaresp);
|
||
|
fputc('\n', ecdsaresp);
|
||
|
if (EC_ValidatePublicKey(ecparams, &ecpriv->publicValue)
|
||
|
!= SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
len = ecpriv->publicValue.len;
|
||
|
if (len%2 == 0) {
|
||
|
goto loser;
|
||
|
}
|
||
|
len = (len-1)/2;
|
||
|
if (ecpriv->publicValue.data[0]
|
||
|
!= EC_POINT_FORM_UNCOMPRESSED) {
|
||
|
goto loser;
|
||
|
}
|
||
|
fputs("Qx = ", ecdsaresp);
|
||
|
to_hex_str(buf, &ecpriv->publicValue.data[1], len);
|
||
|
fputs(buf, ecdsaresp);
|
||
|
fputc('\n', ecdsaresp);
|
||
|
fputs("Qy = ", ecdsaresp);
|
||
|
to_hex_str(buf, &ecpriv->publicValue.data[1+len], len);
|
||
|
fputs(buf, ecdsaresp);
|
||
|
fputc('\n', ecdsaresp);
|
||
|
fputc('\n', ecdsaresp);
|
||
|
PORT_FreeArena(ecpriv->ecParams.arena, PR_TRUE);
|
||
|
}
|
||
|
PORT_FreeArena(ecparams->arena, PR_FALSE);
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
loser:
|
||
|
fclose(ecdsareq);
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Perform the ECDSA Public Key Validation Test.
|
||
|
*
|
||
|
* reqfn is the pathname of the REQUEST file.
|
||
|
*
|
||
|
* The output RESPONSE file is written to stdout.
|
||
|
*/
|
||
|
void
|
||
|
ecdsa_pkv_test(char *reqfn)
|
||
|
{
|
||
|
char buf[256]; /* holds one line from the input REQUEST file.
|
||
|
* needs to be large enough to hold the longest
|
||
|
* line "Qx = <144 hex digits>\n".
|
||
|
*/
|
||
|
FILE *ecdsareq; /* input stream from the REQUEST file */
|
||
|
FILE *ecdsaresp; /* output stream to the RESPONSE file */
|
||
|
char curve[16]; /* "nistxddd" */
|
||
|
ECParams *ecparams = NULL;
|
||
|
SECItem pubkey;
|
||
|
unsigned int i;
|
||
|
unsigned int len;
|
||
|
PRBool keyvalid = PR_TRUE;
|
||
|
|
||
|
ecdsareq = fopen(reqfn, "r");
|
||
|
ecdsaresp = stdout;
|
||
|
strcpy(curve, "nist");
|
||
|
pubkey.data = NULL;
|
||
|
while (fgets(buf, sizeof buf, ecdsareq) != NULL) {
|
||
|
/* a comment or blank line */
|
||
|
if (buf[0] == '#' || buf[0] == '\n') {
|
||
|
fputs(buf, ecdsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* [X-ddd] */
|
||
|
if (buf[0] == '[') {
|
||
|
const char *src;
|
||
|
char *dst;
|
||
|
SECKEYECParams *encodedparams;
|
||
|
|
||
|
src = &buf[1];
|
||
|
dst = &curve[4];
|
||
|
*dst++ = tolower(*src);
|
||
|
src += 2; /* skip the hyphen */
|
||
|
*dst++ = *src++;
|
||
|
*dst++ = *src++;
|
||
|
*dst++ = *src++;
|
||
|
*dst = '\0';
|
||
|
if (ecparams != NULL) {
|
||
|
PORT_FreeArena(ecparams->arena, PR_FALSE);
|
||
|
ecparams = NULL;
|
||
|
}
|
||
|
encodedparams = getECParams(curve);
|
||
|
if (encodedparams == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (EC_DecodeParams(encodedparams, &ecparams) != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
SECITEM_FreeItem(encodedparams, PR_TRUE);
|
||
|
len = (ecparams->fieldID.size + 7) >> 3;
|
||
|
if (pubkey.data != NULL) {
|
||
|
PORT_Free(pubkey.data);
|
||
|
pubkey.data = NULL;
|
||
|
}
|
||
|
SECITEM_AllocItem(NULL, &pubkey, 2*len+1);
|
||
|
if (pubkey.data == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
pubkey.data[0] = EC_POINT_FORM_UNCOMPRESSED;
|
||
|
fputs(buf, ecdsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* Qx = ... */
|
||
|
if (strncmp(buf, "Qx", 2) == 0) {
|
||
|
fputs(buf, ecdsaresp);
|
||
|
i = 2;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
keyvalid = from_hex_str(&pubkey.data[1], len, &buf[i]);
|
||
|
continue;
|
||
|
}
|
||
|
/* Qy = ... */
|
||
|
if (strncmp(buf, "Qy", 2) == 0) {
|
||
|
fputs(buf, ecdsaresp);
|
||
|
if (!keyvalid) {
|
||
|
fputs("Result = F\n", ecdsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
i = 2;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
keyvalid = from_hex_str(&pubkey.data[1+len], len, &buf[i]);
|
||
|
if (!keyvalid) {
|
||
|
fputs("Result = F\n", ecdsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
if (EC_ValidatePublicKey(ecparams, &pubkey) == SECSuccess) {
|
||
|
fputs("Result = P\n", ecdsaresp);
|
||
|
} else if (PORT_GetError() == SEC_ERROR_BAD_KEY) {
|
||
|
fputs("Result = F\n", ecdsaresp);
|
||
|
} else {
|
||
|
goto loser;
|
||
|
}
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
loser:
|
||
|
if (ecparams != NULL) {
|
||
|
PORT_FreeArena(ecparams->arena, PR_FALSE);
|
||
|
}
|
||
|
if (pubkey.data != NULL) {
|
||
|
PORT_Free(pubkey.data);
|
||
|
}
|
||
|
fclose(ecdsareq);
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Perform the ECDSA Signature Generation Test.
|
||
|
*
|
||
|
* reqfn is the pathname of the REQUEST file.
|
||
|
*
|
||
|
* The output RESPONSE file is written to stdout.
|
||
|
*/
|
||
|
void
|
||
|
ecdsa_siggen_test(char *reqfn)
|
||
|
{
|
||
|
char buf[1024]; /* holds one line from the input REQUEST file
|
||
|
* or to the output RESPONSE file.
|
||
|
* needs to be large enough to hold the longest
|
||
|
* line "Msg = <256 hex digits>\n".
|
||
|
*/
|
||
|
FILE *ecdsareq; /* input stream from the REQUEST file */
|
||
|
FILE *ecdsaresp; /* output stream to the RESPONSE file */
|
||
|
char curve[16]; /* "nistxddd" */
|
||
|
ECParams *ecparams = NULL;
|
||
|
int i, j;
|
||
|
unsigned int len;
|
||
|
unsigned char msg[512]; /* message to be signed (<= 128 bytes) */
|
||
|
unsigned int msglen;
|
||
|
unsigned char sha1[20]; /* SHA-1 hash (160 bits) */
|
||
|
unsigned char sig[2*MAX_ECKEY_LEN];
|
||
|
SECItem signature, digest;
|
||
|
|
||
|
ecdsareq = fopen(reqfn, "r");
|
||
|
ecdsaresp = stdout;
|
||
|
strcpy(curve, "nist");
|
||
|
while (fgets(buf, sizeof buf, ecdsareq) != NULL) {
|
||
|
/* a comment or blank line */
|
||
|
if (buf[0] == '#' || buf[0] == '\n') {
|
||
|
fputs(buf, ecdsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* [X-ddd] */
|
||
|
if (buf[0] == '[') {
|
||
|
const char *src;
|
||
|
char *dst;
|
||
|
SECKEYECParams *encodedparams;
|
||
|
|
||
|
src = &buf[1];
|
||
|
dst = &curve[4];
|
||
|
*dst++ = tolower(*src);
|
||
|
src += 2; /* skip the hyphen */
|
||
|
*dst++ = *src++;
|
||
|
*dst++ = *src++;
|
||
|
*dst++ = *src++;
|
||
|
*dst = '\0';
|
||
|
if (ecparams != NULL) {
|
||
|
PORT_FreeArena(ecparams->arena, PR_FALSE);
|
||
|
ecparams = NULL;
|
||
|
}
|
||
|
encodedparams = getECParams(curve);
|
||
|
if (encodedparams == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (EC_DecodeParams(encodedparams, &ecparams) != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
SECITEM_FreeItem(encodedparams, PR_TRUE);
|
||
|
fputs(buf, ecdsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* Msg = ... */
|
||
|
if (strncmp(buf, "Msg", 3) == 0) {
|
||
|
ECPrivateKey *ecpriv;
|
||
|
|
||
|
i = 3;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; isxdigit(buf[i]); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &msg[j]);
|
||
|
}
|
||
|
msglen = j;
|
||
|
if (SHA1_HashBuf(sha1, msg, msglen) != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
fputs(buf, ecdsaresp);
|
||
|
|
||
|
if (EC_NewKey(ecparams, &ecpriv) != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (EC_ValidatePublicKey(ecparams, &ecpriv->publicValue)
|
||
|
!= SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
len = ecpriv->publicValue.len;
|
||
|
if (len%2 == 0) {
|
||
|
goto loser;
|
||
|
}
|
||
|
len = (len-1)/2;
|
||
|
if (ecpriv->publicValue.data[0] != EC_POINT_FORM_UNCOMPRESSED) {
|
||
|
goto loser;
|
||
|
}
|
||
|
fputs("Qx = ", ecdsaresp);
|
||
|
to_hex_str(buf, &ecpriv->publicValue.data[1], len);
|
||
|
fputs(buf, ecdsaresp);
|
||
|
fputc('\n', ecdsaresp);
|
||
|
fputs("Qy = ", ecdsaresp);
|
||
|
to_hex_str(buf, &ecpriv->publicValue.data[1+len], len);
|
||
|
fputs(buf, ecdsaresp);
|
||
|
fputc('\n', ecdsaresp);
|
||
|
|
||
|
digest.type = siBuffer;
|
||
|
digest.data = sha1;
|
||
|
digest.len = sizeof sha1;
|
||
|
signature.type = siBuffer;
|
||
|
signature.data = sig;
|
||
|
signature.len = sizeof sig;
|
||
|
if (ECDSA_SignDigest(ecpriv, &signature, &digest) != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
len = signature.len;
|
||
|
if (len%2 != 0) {
|
||
|
goto loser;
|
||
|
}
|
||
|
len = len/2;
|
||
|
fputs("R = ", ecdsaresp);
|
||
|
to_hex_str(buf, &signature.data[0], len);
|
||
|
fputs(buf, ecdsaresp);
|
||
|
fputc('\n', ecdsaresp);
|
||
|
fputs("S = ", ecdsaresp);
|
||
|
to_hex_str(buf, &signature.data[len], len);
|
||
|
fputs(buf, ecdsaresp);
|
||
|
fputc('\n', ecdsaresp);
|
||
|
|
||
|
PORT_FreeArena(ecpriv->ecParams.arena, PR_TRUE);
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
loser:
|
||
|
if (ecparams != NULL) {
|
||
|
PORT_FreeArena(ecparams->arena, PR_FALSE);
|
||
|
}
|
||
|
fclose(ecdsareq);
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Perform the ECDSA Signature Verification Test.
|
||
|
*
|
||
|
* reqfn is the pathname of the REQUEST file.
|
||
|
*
|
||
|
* The output RESPONSE file is written to stdout.
|
||
|
*/
|
||
|
void
|
||
|
ecdsa_sigver_test(char *reqfn)
|
||
|
{
|
||
|
char buf[1024]; /* holds one line from the input REQUEST file.
|
||
|
* needs to be large enough to hold the longest
|
||
|
* line "Msg = <256 hex digits>\n".
|
||
|
*/
|
||
|
FILE *ecdsareq; /* input stream from the REQUEST file */
|
||
|
FILE *ecdsaresp; /* output stream to the RESPONSE file */
|
||
|
char curve[16]; /* "nistxddd" */
|
||
|
ECPublicKey ecpub;
|
||
|
unsigned int i, j;
|
||
|
unsigned int flen; /* length in bytes of the field size */
|
||
|
unsigned int olen; /* length in bytes of the base point order */
|
||
|
unsigned char msg[512]; /* message that was signed (<= 128 bytes) */
|
||
|
unsigned int msglen;
|
||
|
unsigned char sha1[20]; /* SHA-1 hash (160 bits) */
|
||
|
unsigned char sig[2*MAX_ECKEY_LEN];
|
||
|
SECItem signature, digest;
|
||
|
PRBool keyvalid = PR_TRUE;
|
||
|
PRBool sigvalid = PR_TRUE;
|
||
|
|
||
|
ecdsareq = fopen(reqfn, "r");
|
||
|
ecdsaresp = stdout;
|
||
|
ecpub.ecParams.arena = NULL;
|
||
|
strcpy(curve, "nist");
|
||
|
while (fgets(buf, sizeof buf, ecdsareq) != NULL) {
|
||
|
/* a comment or blank line */
|
||
|
if (buf[0] == '#' || buf[0] == '\n') {
|
||
|
fputs(buf, ecdsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* [X-ddd] */
|
||
|
if (buf[0] == '[') {
|
||
|
const char *src;
|
||
|
char *dst;
|
||
|
SECKEYECParams *encodedparams;
|
||
|
ECParams *ecparams;
|
||
|
|
||
|
src = &buf[1];
|
||
|
dst = &curve[4];
|
||
|
*dst++ = tolower(*src);
|
||
|
src += 2; /* skip the hyphen */
|
||
|
*dst++ = *src++;
|
||
|
*dst++ = *src++;
|
||
|
*dst++ = *src++;
|
||
|
*dst = '\0';
|
||
|
encodedparams = getECParams(curve);
|
||
|
if (encodedparams == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (EC_DecodeParams(encodedparams, &ecparams) != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
SECITEM_FreeItem(encodedparams, PR_TRUE);
|
||
|
if (ecpub.ecParams.arena != NULL) {
|
||
|
PORT_FreeArena(ecpub.ecParams.arena, PR_FALSE);
|
||
|
}
|
||
|
ecpub.ecParams.arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE);
|
||
|
if (ecpub.ecParams.arena == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (EC_CopyParams(ecpub.ecParams.arena, &ecpub.ecParams, ecparams)
|
||
|
!= SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
PORT_FreeArena(ecparams->arena, PR_FALSE);
|
||
|
flen = (ecpub.ecParams.fieldID.size + 7) >> 3;
|
||
|
olen = ecpub.ecParams.order.len;
|
||
|
if (2*olen > sizeof sig) {
|
||
|
goto loser;
|
||
|
}
|
||
|
ecpub.publicValue.type = siBuffer;
|
||
|
ecpub.publicValue.data = NULL;
|
||
|
ecpub.publicValue.len = 0;
|
||
|
SECITEM_AllocItem(ecpub.ecParams.arena,
|
||
|
&ecpub.publicValue, 2*flen+1);
|
||
|
if (ecpub.publicValue.data == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
ecpub.publicValue.data[0] = EC_POINT_FORM_UNCOMPRESSED;
|
||
|
fputs(buf, ecdsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* Msg = ... */
|
||
|
if (strncmp(buf, "Msg", 3) == 0) {
|
||
|
i = 3;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; isxdigit(buf[i]); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &msg[j]);
|
||
|
}
|
||
|
msglen = j;
|
||
|
if (SHA1_HashBuf(sha1, msg, msglen) != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
fputs(buf, ecdsaresp);
|
||
|
|
||
|
digest.type = siBuffer;
|
||
|
digest.data = sha1;
|
||
|
digest.len = sizeof sha1;
|
||
|
|
||
|
continue;
|
||
|
}
|
||
|
/* Qx = ... */
|
||
|
if (strncmp(buf, "Qx", 2) == 0) {
|
||
|
fputs(buf, ecdsaresp);
|
||
|
i = 2;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
keyvalid = from_hex_str(&ecpub.publicValue.data[1], flen,
|
||
|
&buf[i]);
|
||
|
continue;
|
||
|
}
|
||
|
/* Qy = ... */
|
||
|
if (strncmp(buf, "Qy", 2) == 0) {
|
||
|
fputs(buf, ecdsaresp);
|
||
|
if (!keyvalid) {
|
||
|
continue;
|
||
|
}
|
||
|
i = 2;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
keyvalid = from_hex_str(&ecpub.publicValue.data[1+flen], flen,
|
||
|
&buf[i]);
|
||
|
if (!keyvalid) {
|
||
|
continue;
|
||
|
}
|
||
|
if (EC_ValidatePublicKey(&ecpub.ecParams, &ecpub.publicValue)
|
||
|
!= SECSuccess) {
|
||
|
if (PORT_GetError() == SEC_ERROR_BAD_KEY) {
|
||
|
keyvalid = PR_FALSE;
|
||
|
} else {
|
||
|
goto loser;
|
||
|
}
|
||
|
}
|
||
|
continue;
|
||
|
}
|
||
|
/* R = ... */
|
||
|
if (buf[0] == 'R') {
|
||
|
fputs(buf, ecdsaresp);
|
||
|
i = 1;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
sigvalid = from_hex_str(sig, olen, &buf[i]);
|
||
|
continue;
|
||
|
}
|
||
|
/* S = ... */
|
||
|
if (buf[0] == 'S') {
|
||
|
fputs(buf, ecdsaresp);
|
||
|
i = 1;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
if (sigvalid) {
|
||
|
sigvalid = from_hex_str(&sig[olen], olen, &buf[i]);
|
||
|
}
|
||
|
signature.type = siBuffer;
|
||
|
signature.data = sig;
|
||
|
signature.len = 2*olen;
|
||
|
|
||
|
if (!keyvalid || !sigvalid) {
|
||
|
fputs("Result = F\n", ecdsaresp);
|
||
|
} else if (ECDSA_VerifyDigest(&ecpub, &signature, &digest)
|
||
|
== SECSuccess) {
|
||
|
fputs("Result = P\n", ecdsaresp);
|
||
|
} else {
|
||
|
fputs("Result = F\n", ecdsaresp);
|
||
|
}
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
loser:
|
||
|
if (ecpub.ecParams.arena != NULL) {
|
||
|
PORT_FreeArena(ecpub.ecParams.arena, PR_FALSE);
|
||
|
}
|
||
|
fclose(ecdsareq);
|
||
|
}
|
||
|
#endif /* NSS_ENABLE_ECC */
|
||
|
|
||
|
|
||
|
/*
|
||
|
* Read a value from the test and allocate the result.
|
||
|
*/
|
||
|
static unsigned char *
|
||
|
alloc_value(char *buf, int *len)
|
||
|
{
|
||
|
unsigned char * value;
|
||
|
int i, count;
|
||
|
|
||
|
if (strncmp(buf, "<None>", 6) == 0) {
|
||
|
*len = 0;
|
||
|
return NULL;
|
||
|
}
|
||
|
|
||
|
/* find the length of the number */
|
||
|
for (count = 0; isxdigit(buf[count]); count++);
|
||
|
*len = count/2;
|
||
|
|
||
|
if (*len == 0) {
|
||
|
return NULL;
|
||
|
}
|
||
|
|
||
|
value = PORT_Alloc(*len);
|
||
|
if (!value) {
|
||
|
*len = 0;
|
||
|
return NULL;
|
||
|
}
|
||
|
|
||
|
for (i=0; i<*len; buf+=2 , i++) {
|
||
|
hex_to_byteval(buf, &value[i]);
|
||
|
}
|
||
|
return value;
|
||
|
}
|
||
|
|
||
|
PRBool
|
||
|
isblankline(char *b)
|
||
|
{
|
||
|
while (isspace(*b)) b++;
|
||
|
if ((*b == '\n') || (*b == 0)) {
|
||
|
return PR_TRUE;
|
||
|
}
|
||
|
return PR_FALSE;
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Perform the Hash_DRBG (CAVS) for the RNG algorithm
|
||
|
*
|
||
|
* reqfn is the pathname of the REQUEST file.
|
||
|
*
|
||
|
* The output RESPONSE file is written to stdout.
|
||
|
*/
|
||
|
void
|
||
|
drbg(char *reqfn)
|
||
|
{
|
||
|
char buf[2000]; /* test case has some very long lines, returned bits
|
||
|
* as high as 800 bytes (6400 bits). That 1600 byte
|
||
|
* plus a tag */
|
||
|
char buf2[2000];
|
||
|
FILE *rngreq; /* input stream from the REQUEST file */
|
||
|
FILE *rngresp; /* output stream to the RESPONSE file */
|
||
|
unsigned int i;
|
||
|
unsigned char *entropy = NULL;
|
||
|
int entropy_len = 0;
|
||
|
unsigned char *nonce = NULL;
|
||
|
int nonce_len = 0;
|
||
|
unsigned char *personalization_string = NULL;
|
||
|
int ps_len = 0;
|
||
|
unsigned char *return_bytes = NULL;
|
||
|
unsigned char *predicted_return_bytes = NULL;
|
||
|
int return_bytes_len = 0;
|
||
|
unsigned char *additional_input = NULL;
|
||
|
int additional_len = 0;
|
||
|
enum { NONE, INSTANTIATE, GENERATE, RESEED, UNINSTANTIATE } command =
|
||
|
NONE;
|
||
|
SECStatus rv;
|
||
|
|
||
|
rngreq = fopen(reqfn, "r");
|
||
|
rngresp = stdout;
|
||
|
while (fgets(buf, sizeof buf, rngreq) != NULL) {
|
||
|
/* a comment, skip it. */
|
||
|
if (buf[0] == '#') {
|
||
|
fputs(buf, rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
if (isblankline(buf)) {
|
||
|
switch (command) {
|
||
|
case INSTANTIATE:
|
||
|
rv = PRNGTEST_Instantiate(entropy, entropy_len,
|
||
|
nonce, nonce_len,
|
||
|
personalization_string, ps_len);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
/* clear */
|
||
|
if (entropy) {
|
||
|
PORT_ZFree(entropy, entropy_len);
|
||
|
entropy = NULL;
|
||
|
entropy_len = 0;
|
||
|
}
|
||
|
if (nonce) {
|
||
|
PORT_ZFree(nonce, nonce_len);
|
||
|
nonce = NULL;
|
||
|
nonce_len = 0;
|
||
|
}
|
||
|
if (personalization_string) {
|
||
|
PORT_ZFree(personalization_string, ps_len);
|
||
|
personalization_string = NULL;
|
||
|
ps_len = 0;
|
||
|
}
|
||
|
break;
|
||
|
case GENERATE:
|
||
|
rv = PRNGTEST_Generate(return_bytes, return_bytes_len,
|
||
|
additional_input, additional_len);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
/* clear */
|
||
|
if (predicted_return_bytes) {
|
||
|
fputc('+', rngresp);
|
||
|
}
|
||
|
fputs("Returned bits = ", rngresp);
|
||
|
to_hex_str(buf2, return_bytes, return_bytes_len);
|
||
|
fputs(buf2, rngresp);
|
||
|
fputc('\n', rngresp);
|
||
|
|
||
|
if (predicted_return_bytes) {
|
||
|
if (memcmp(return_bytes,
|
||
|
predicted_return_bytes, return_bytes_len) != 0) {
|
||
|
fprintf(stderr, "Generate failed:\n");
|
||
|
fputs( " predicted=", stderr);
|
||
|
to_hex_str(buf, predicted_return_bytes,
|
||
|
return_bytes_len);
|
||
|
fputs(buf, stderr);
|
||
|
fputs("\n actual = ", stderr);
|
||
|
fputs(buf2, stderr);
|
||
|
fputc('\n', stderr);
|
||
|
}
|
||
|
PORT_ZFree(predicted_return_bytes, return_bytes_len);
|
||
|
predicted_return_bytes = NULL;
|
||
|
}
|
||
|
|
||
|
if (return_bytes) {
|
||
|
PORT_ZFree(return_bytes, return_bytes_len);
|
||
|
return_bytes = NULL;
|
||
|
return_bytes_len = 0;
|
||
|
}
|
||
|
if (additional_input) {
|
||
|
PORT_ZFree(additional_input, additional_len);
|
||
|
additional_input = NULL;
|
||
|
additional_len = 0;
|
||
|
}
|
||
|
|
||
|
break;
|
||
|
case RESEED:
|
||
|
rv = PRNGTEST_Reseed(entropy, entropy_len,
|
||
|
additional_input, additional_len);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
/* clear */
|
||
|
if (entropy) {
|
||
|
PORT_ZFree(entropy, entropy_len);
|
||
|
entropy = NULL;
|
||
|
entropy_len = 0;
|
||
|
}
|
||
|
if (additional_input) {
|
||
|
PORT_ZFree(additional_input, additional_len);
|
||
|
additional_input = NULL;
|
||
|
additional_len = 0;
|
||
|
}
|
||
|
break;
|
||
|
case UNINSTANTIATE:
|
||
|
rv = PRNGTEST_Uninstantiate();
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
break;
|
||
|
}
|
||
|
fputs(buf, rngresp);
|
||
|
command = NONE;
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* [Hash - SHA256] */
|
||
|
if (buf[0] == '[') {
|
||
|
fputs(buf, rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* INSTANTIATE */
|
||
|
if (strncmp(buf, "INSTANTIATE", 11) == 0) {
|
||
|
i = 11;
|
||
|
|
||
|
command = INSTANTIATE;
|
||
|
fputs(buf, rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* Generate bytes */
|
||
|
if (strncmp(buf, "GENERATE", 8) == 0) {
|
||
|
i = 8;
|
||
|
while (isspace(buf[i])) {
|
||
|
i++;
|
||
|
}
|
||
|
return_bytes_len = atoi(&buf[i])/8;
|
||
|
return_bytes = PORT_Alloc(return_bytes_len);
|
||
|
command = GENERATE;
|
||
|
fputs(buf, rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
if (strncmp(buf, "RESEED", 6) == 0) {
|
||
|
i = 6;
|
||
|
command = RESEED;
|
||
|
fputs(buf, rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
if (strncmp(buf, "UNINSTANTIATE", 13) == 0) {
|
||
|
i = 13;
|
||
|
command = UNINSTANTIATE;
|
||
|
fputs(buf, rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* Entropy input = ... */
|
||
|
if (strncmp(buf, "Entropy input", 13) == 0) {
|
||
|
i = 13;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
|
||
|
if ((command == INSTANTIATE) || (command == RESEED)) {
|
||
|
entropy = alloc_value(&buf[i], &entropy_len);
|
||
|
}
|
||
|
|
||
|
fputs(buf, rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* Nonce = ... */
|
||
|
if (strncmp(buf, "Nonce", 5) == 0) {
|
||
|
i = 5;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
|
||
|
if (command == INSTANTIATE) {
|
||
|
nonce = alloc_value(&buf[i], &nonce_len);
|
||
|
}
|
||
|
|
||
|
fputs(buf, rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* Personalization string = ... */
|
||
|
if (strncmp(buf, "Personalization string", 22) == 0) {
|
||
|
i = 22;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
|
||
|
if (command == INSTANTIATE) {
|
||
|
personalization_string = alloc_value(&buf[i], &ps_len);
|
||
|
}
|
||
|
|
||
|
fputs(buf, rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* Returned bits = ... */
|
||
|
if (strncmp(buf, "Returned bits", 13) == 0) {
|
||
|
i = 13;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
|
||
|
if (command == GENERATE) {
|
||
|
int len;
|
||
|
predicted_return_bytes = alloc_value(&buf[i], &len);
|
||
|
}
|
||
|
|
||
|
fputs(buf, rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* Additional input = ... */
|
||
|
if (strncmp(buf, "Additional input", 16) == 0) {
|
||
|
i = 16;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
|
||
|
if ((command == GENERATE) || (command = RESEED)) {
|
||
|
additional_input = alloc_value(&buf[i], &additional_len);
|
||
|
}
|
||
|
|
||
|
fputs(buf, rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
loser:
|
||
|
fclose(rngreq);
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Perform the RNG Variable Seed Test (VST) for the RNG algorithm
|
||
|
* "DSA - Generation of X", used both as specified and as a generic
|
||
|
* purpose RNG. The presence of "Q = ..." in the REQUEST file
|
||
|
* indicates we are using the algorithm as specified.
|
||
|
*
|
||
|
* reqfn is the pathname of the REQUEST file.
|
||
|
*
|
||
|
* The output RESPONSE file is written to stdout.
|
||
|
*/
|
||
|
void
|
||
|
rng_vst(char *reqfn)
|
||
|
{
|
||
|
char buf[256]; /* holds one line from the input REQUEST file.
|
||
|
* needs to be large enough to hold the longest
|
||
|
* line "XSeed = <128 hex digits>\n".
|
||
|
*/
|
||
|
FILE *rngreq; /* input stream from the REQUEST file */
|
||
|
FILE *rngresp; /* output stream to the RESPONSE file */
|
||
|
unsigned int i, j;
|
||
|
unsigned char Q[DSA_SUBPRIME_LEN];
|
||
|
PRBool hasQ = PR_FALSE;
|
||
|
unsigned int b; /* 160 <= b <= 512, b is a multiple of 8 */
|
||
|
unsigned char XKey[512/8];
|
||
|
unsigned char XSeed[512/8];
|
||
|
unsigned char GENX[2*SHA1_LENGTH];
|
||
|
unsigned char DSAX[DSA_SUBPRIME_LEN];
|
||
|
SECStatus rv;
|
||
|
|
||
|
rngreq = fopen(reqfn, "r");
|
||
|
rngresp = stdout;
|
||
|
while (fgets(buf, sizeof buf, rngreq) != NULL) {
|
||
|
/* a comment or blank line */
|
||
|
if (buf[0] == '#' || buf[0] == '\n') {
|
||
|
fputs(buf, rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* [Xchange - SHA1] */
|
||
|
if (buf[0] == '[') {
|
||
|
fputs(buf, rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* Q = ... */
|
||
|
if (buf[0] == 'Q') {
|
||
|
i = 1;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j<sizeof Q; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &Q[j]);
|
||
|
}
|
||
|
fputs(buf, rngresp);
|
||
|
hasQ = PR_TRUE;
|
||
|
continue;
|
||
|
}
|
||
|
/* "COUNT = x" begins a new data set */
|
||
|
if (strncmp(buf, "COUNT", 5) == 0) {
|
||
|
/* zeroize the variables for the test with this data set */
|
||
|
b = 0;
|
||
|
memset(XKey, 0, sizeof XKey);
|
||
|
memset(XSeed, 0, sizeof XSeed);
|
||
|
fputs(buf, rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* b = ... */
|
||
|
if (buf[0] == 'b') {
|
||
|
i = 1;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
b = atoi(&buf[i]);
|
||
|
if (b < 160 || b > 512 || b%8 != 0) {
|
||
|
goto loser;
|
||
|
}
|
||
|
fputs(buf, rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* XKey = ... */
|
||
|
if (strncmp(buf, "XKey", 4) == 0) {
|
||
|
i = 4;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j<b/8; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &XKey[j]);
|
||
|
}
|
||
|
fputs(buf, rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* XSeed = ... */
|
||
|
if (strncmp(buf, "XSeed", 5) == 0) {
|
||
|
i = 5;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j<b/8; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &XSeed[j]);
|
||
|
}
|
||
|
fputs(buf, rngresp);
|
||
|
|
||
|
rv = FIPS186Change_GenerateX(XKey, XSeed, GENX);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
fputs("X = ", rngresp);
|
||
|
if (hasQ) {
|
||
|
rv = FIPS186Change_ReduceModQForDSA(GENX, Q, DSAX);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
to_hex_str(buf, DSAX, sizeof DSAX);
|
||
|
} else {
|
||
|
to_hex_str(buf, GENX, sizeof GENX);
|
||
|
}
|
||
|
fputs(buf, rngresp);
|
||
|
fputc('\n', rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
loser:
|
||
|
fclose(rngreq);
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Perform the RNG Monte Carlo Test (MCT) for the RNG algorithm
|
||
|
* "DSA - Generation of X", used both as specified and as a generic
|
||
|
* purpose RNG. The presence of "Q = ..." in the REQUEST file
|
||
|
* indicates we are using the algorithm as specified.
|
||
|
*
|
||
|
* reqfn is the pathname of the REQUEST file.
|
||
|
*
|
||
|
* The output RESPONSE file is written to stdout.
|
||
|
*/
|
||
|
void
|
||
|
rng_mct(char *reqfn)
|
||
|
{
|
||
|
char buf[256]; /* holds one line from the input REQUEST file.
|
||
|
* needs to be large enough to hold the longest
|
||
|
* line "XSeed = <128 hex digits>\n".
|
||
|
*/
|
||
|
FILE *rngreq; /* input stream from the REQUEST file */
|
||
|
FILE *rngresp; /* output stream to the RESPONSE file */
|
||
|
unsigned int i, j;
|
||
|
unsigned char Q[DSA_SUBPRIME_LEN];
|
||
|
PRBool hasQ = PR_FALSE;
|
||
|
unsigned int b; /* 160 <= b <= 512, b is a multiple of 8 */
|
||
|
unsigned char XKey[512/8];
|
||
|
unsigned char XSeed[512/8];
|
||
|
unsigned char GENX[2*SHA1_LENGTH];
|
||
|
unsigned char DSAX[DSA_SUBPRIME_LEN];
|
||
|
SECStatus rv;
|
||
|
|
||
|
rngreq = fopen(reqfn, "r");
|
||
|
rngresp = stdout;
|
||
|
while (fgets(buf, sizeof buf, rngreq) != NULL) {
|
||
|
/* a comment or blank line */
|
||
|
if (buf[0] == '#' || buf[0] == '\n') {
|
||
|
fputs(buf, rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* [Xchange - SHA1] */
|
||
|
if (buf[0] == '[') {
|
||
|
fputs(buf, rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* Q = ... */
|
||
|
if (buf[0] == 'Q') {
|
||
|
i = 1;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j<sizeof Q; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &Q[j]);
|
||
|
}
|
||
|
fputs(buf, rngresp);
|
||
|
hasQ = PR_TRUE;
|
||
|
continue;
|
||
|
}
|
||
|
/* "COUNT = x" begins a new data set */
|
||
|
if (strncmp(buf, "COUNT", 5) == 0) {
|
||
|
/* zeroize the variables for the test with this data set */
|
||
|
b = 0;
|
||
|
memset(XKey, 0, sizeof XKey);
|
||
|
memset(XSeed, 0, sizeof XSeed);
|
||
|
fputs(buf, rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* b = ... */
|
||
|
if (buf[0] == 'b') {
|
||
|
i = 1;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
b = atoi(&buf[i]);
|
||
|
if (b < 160 || b > 512 || b%8 != 0) {
|
||
|
goto loser;
|
||
|
}
|
||
|
fputs(buf, rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* XKey = ... */
|
||
|
if (strncmp(buf, "XKey", 4) == 0) {
|
||
|
i = 4;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j<b/8; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &XKey[j]);
|
||
|
}
|
||
|
fputs(buf, rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
/* XSeed = ... */
|
||
|
if (strncmp(buf, "XSeed", 5) == 0) {
|
||
|
unsigned int k;
|
||
|
i = 5;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j<b/8; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &XSeed[j]);
|
||
|
}
|
||
|
fputs(buf, rngresp);
|
||
|
|
||
|
for (k = 0; k < 10000; k++) {
|
||
|
rv = FIPS186Change_GenerateX(XKey, XSeed, GENX);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
}
|
||
|
fputs("X = ", rngresp);
|
||
|
if (hasQ) {
|
||
|
rv = FIPS186Change_ReduceModQForDSA(GENX, Q, DSAX);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
to_hex_str(buf, DSAX, sizeof DSAX);
|
||
|
} else {
|
||
|
to_hex_str(buf, GENX, sizeof GENX);
|
||
|
}
|
||
|
fputs(buf, rngresp);
|
||
|
fputc('\n', rngresp);
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
loser:
|
||
|
fclose(rngreq);
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Calculate the SHA Message Digest
|
||
|
*
|
||
|
* MD = Message digest
|
||
|
* MDLen = length of Message Digest and SHA_Type
|
||
|
* msg = message to digest
|
||
|
* msgLen = length of message to digest
|
||
|
*/
|
||
|
SECStatus sha_calcMD(unsigned char *MD, unsigned int MDLen, unsigned char *msg, unsigned int msgLen)
|
||
|
{
|
||
|
SECStatus sha_status = SECFailure;
|
||
|
|
||
|
if (MDLen == SHA1_LENGTH) {
|
||
|
sha_status = SHA1_HashBuf(MD, msg, msgLen);
|
||
|
} else if (MDLen == SHA256_LENGTH) {
|
||
|
sha_status = SHA256_HashBuf(MD, msg, msgLen);
|
||
|
} else if (MDLen == SHA384_LENGTH) {
|
||
|
sha_status = SHA384_HashBuf(MD, msg, msgLen);
|
||
|
} else if (MDLen == SHA512_LENGTH) {
|
||
|
sha_status = SHA512_HashBuf(MD, msg, msgLen);
|
||
|
}
|
||
|
|
||
|
return sha_status;
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Perform the SHA Monte Carlo Test
|
||
|
*
|
||
|
* MDLen = length of Message Digest and SHA_Type
|
||
|
* seed = input seed value
|
||
|
* resp = is the output response file.
|
||
|
*/
|
||
|
SECStatus sha_mct_test(unsigned int MDLen, unsigned char *seed, FILE *resp)
|
||
|
{
|
||
|
int i, j;
|
||
|
unsigned int msgLen = MDLen*3;
|
||
|
unsigned char MD_i3[HASH_LENGTH_MAX]; /* MD[i-3] */
|
||
|
unsigned char MD_i2[HASH_LENGTH_MAX]; /* MD[i-2] */
|
||
|
unsigned char MD_i1[HASH_LENGTH_MAX]; /* MD[i-1] */
|
||
|
unsigned char MD_i[HASH_LENGTH_MAX]; /* MD[i] */
|
||
|
unsigned char msg[HASH_LENGTH_MAX*3];
|
||
|
char buf[HASH_LENGTH_MAX*2 + 1]; /* MAX buf MD_i as a hex string */
|
||
|
|
||
|
for (j=0; j<100; j++) {
|
||
|
/* MD_0 = MD_1 = MD_2 = seed */
|
||
|
memcpy(MD_i3, seed, MDLen);
|
||
|
memcpy(MD_i2, seed, MDLen);
|
||
|
memcpy(MD_i1, seed, MDLen);
|
||
|
|
||
|
for (i=3; i < 1003; i++) {
|
||
|
/* Mi = MD[i-3] || MD [i-2] || MD [i-1] */
|
||
|
memcpy(msg, MD_i3, MDLen);
|
||
|
memcpy(&msg[MDLen], MD_i2, MDLen);
|
||
|
memcpy(&msg[MDLen*2], MD_i1,MDLen);
|
||
|
|
||
|
/* MDi = SHA(Msg) */
|
||
|
if (sha_calcMD(MD_i, MDLen,
|
||
|
msg, msgLen) != SECSuccess) {
|
||
|
return SECFailure;
|
||
|
}
|
||
|
|
||
|
/* save MD[i-3] MD[i-2] MD[i-1] */
|
||
|
memcpy(MD_i3, MD_i2, MDLen);
|
||
|
memcpy(MD_i2, MD_i1, MDLen);
|
||
|
memcpy(MD_i1, MD_i, MDLen);
|
||
|
|
||
|
}
|
||
|
|
||
|
/* seed = MD_i */
|
||
|
memcpy(seed, MD_i, MDLen);
|
||
|
|
||
|
sprintf(buf, "COUNT = %d\n", j);
|
||
|
fputs(buf, resp);
|
||
|
|
||
|
/* output MD_i */
|
||
|
fputs("MD = ", resp);
|
||
|
to_hex_str(buf, MD_i, MDLen);
|
||
|
fputs(buf, resp);
|
||
|
fputc('\n', resp);
|
||
|
}
|
||
|
|
||
|
return SECSuccess;
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Perform the SHA Tests.
|
||
|
*
|
||
|
* reqfn is the pathname of the input REQUEST file.
|
||
|
*
|
||
|
* The output RESPONSE file is written to stdout.
|
||
|
*/
|
||
|
void sha_test(char *reqfn)
|
||
|
{
|
||
|
unsigned int i, j;
|
||
|
unsigned int MDlen; /* the length of the Message Digest in Bytes */
|
||
|
unsigned int msgLen; /* the length of the input Message in Bytes */
|
||
|
unsigned char *msg = NULL; /* holds the message to digest.*/
|
||
|
size_t bufSize = 25608; /*MAX buffer size */
|
||
|
char *buf = NULL; /* holds one line from the input REQUEST file.*/
|
||
|
unsigned char seed[HASH_LENGTH_MAX]; /* max size of seed 64 bytes */
|
||
|
unsigned char MD[HASH_LENGTH_MAX]; /* message digest */
|
||
|
|
||
|
FILE *req = NULL; /* input stream from the REQUEST file */
|
||
|
FILE *resp; /* output stream to the RESPONSE file */
|
||
|
|
||
|
buf = PORT_ZAlloc(bufSize);
|
||
|
if (buf == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
/* zeroize the variables for the test with this data set */
|
||
|
memset(seed, 0, sizeof seed);
|
||
|
|
||
|
req = fopen(reqfn, "r");
|
||
|
resp = stdout;
|
||
|
while (fgets(buf, bufSize, req) != NULL) {
|
||
|
|
||
|
/* a comment or blank line */
|
||
|
if (buf[0] == '#' || buf[0] == '\n') {
|
||
|
fputs(buf, resp);
|
||
|
continue;
|
||
|
}
|
||
|
/* [L = Length of the Message Digest and sha_type */
|
||
|
if (buf[0] == '[') {
|
||
|
if (strncmp(&buf[1], "L ", 1) == 0) {
|
||
|
i = 2;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
MDlen = atoi(&buf[i]);
|
||
|
fputs(buf, resp);
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
/* Len = Length of the Input Message Length ... */
|
||
|
if (strncmp(buf, "Len", 3) == 0) {
|
||
|
i = 3;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
if (msg) {
|
||
|
PORT_ZFree(msg,msgLen);
|
||
|
msg = NULL;
|
||
|
}
|
||
|
msgLen = atoi(&buf[i]); /* in bits */
|
||
|
if (msgLen%8 != 0) {
|
||
|
fprintf(stderr, "SHA tests are incorrectly configured for "
|
||
|
"BIT oriented implementations\n");
|
||
|
goto loser;
|
||
|
}
|
||
|
msgLen = msgLen/8; /* convert to bytes */
|
||
|
fputs(buf, resp);
|
||
|
msg = PORT_ZAlloc(msgLen);
|
||
|
if (msg == NULL && msgLen != 0) {
|
||
|
goto loser;
|
||
|
}
|
||
|
continue;
|
||
|
}
|
||
|
/* MSG = ... */
|
||
|
if (strncmp(buf, "Msg", 3) == 0) {
|
||
|
i = 3;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j< msgLen; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &msg[j]);
|
||
|
}
|
||
|
fputs(buf, resp);
|
||
|
/* calculate the Message Digest */
|
||
|
memset(MD, 0, sizeof MD);
|
||
|
if (sha_calcMD(MD, MDlen,
|
||
|
msg, msgLen) != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
fputs("MD = ", resp);
|
||
|
to_hex_str(buf, MD, MDlen);
|
||
|
fputs(buf, resp);
|
||
|
fputc('\n', resp);
|
||
|
|
||
|
continue;
|
||
|
}
|
||
|
/* Seed = ... */
|
||
|
if (strncmp(buf, "Seed", 4) == 0) {
|
||
|
i = 4;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j<sizeof seed; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &seed[j]);
|
||
|
}
|
||
|
|
||
|
fputs(buf, resp);
|
||
|
fputc('\n', resp);
|
||
|
|
||
|
/* do the Monte Carlo test */
|
||
|
if (sha_mct_test(MDlen, seed, resp) != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
loser:
|
||
|
if (req) {
|
||
|
fclose(req);
|
||
|
}
|
||
|
if (buf) {
|
||
|
PORT_ZFree(buf, bufSize);
|
||
|
}
|
||
|
if (msg) {
|
||
|
PORT_ZFree(msg, msgLen);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/****************************************************/
|
||
|
/* HMAC SHA-X calc */
|
||
|
/* hmac_computed - the computed HMAC */
|
||
|
/* hmac_length - the length of the computed HMAC */
|
||
|
/* secret_key - secret key to HMAC */
|
||
|
/* secret_key_length - length of secret key, */
|
||
|
/* message - message to HMAC */
|
||
|
/* message_length - length ofthe message */
|
||
|
/****************************************************/
|
||
|
static SECStatus
|
||
|
hmac_calc(unsigned char *hmac_computed,
|
||
|
const unsigned int hmac_length,
|
||
|
const unsigned char *secret_key,
|
||
|
const unsigned int secret_key_length,
|
||
|
const unsigned char *message,
|
||
|
const unsigned int message_length,
|
||
|
const HASH_HashType hashAlg )
|
||
|
{
|
||
|
SECStatus hmac_status = SECFailure;
|
||
|
HMACContext *cx = NULL;
|
||
|
SECHashObject *hashObj = NULL;
|
||
|
unsigned int bytes_hashed = 0;
|
||
|
|
||
|
hashObj = (SECHashObject *) HASH_GetRawHashObject(hashAlg);
|
||
|
|
||
|
if (!hashObj)
|
||
|
return( SECFailure );
|
||
|
|
||
|
cx = HMAC_Create(hashObj, secret_key,
|
||
|
secret_key_length,
|
||
|
PR_TRUE); /* PR_TRUE for in FIPS mode */
|
||
|
|
||
|
if (cx == NULL)
|
||
|
return( SECFailure );
|
||
|
|
||
|
HMAC_Begin(cx);
|
||
|
HMAC_Update(cx, message, message_length);
|
||
|
hmac_status = HMAC_Finish(cx, hmac_computed, &bytes_hashed,
|
||
|
hmac_length);
|
||
|
|
||
|
HMAC_Destroy(cx, PR_TRUE);
|
||
|
|
||
|
return( hmac_status );
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Perform the HMAC Tests.
|
||
|
*
|
||
|
* reqfn is the pathname of the input REQUEST file.
|
||
|
*
|
||
|
* The output RESPONSE file is written to stdout.
|
||
|
*/
|
||
|
void hmac_test(char *reqfn)
|
||
|
{
|
||
|
unsigned int i, j;
|
||
|
size_t bufSize = 288; /* MAX buffer size */
|
||
|
char *buf = NULL; /* holds one line from the input REQUEST file.*/
|
||
|
unsigned int keyLen; /* Key Length */
|
||
|
unsigned char key[140]; /* key MAX size = 140 */
|
||
|
unsigned int msgLen = 128; /* the length of the input */
|
||
|
/* Message is always 128 Bytes */
|
||
|
unsigned char *msg = NULL; /* holds the message to digest.*/
|
||
|
unsigned int HMACLen; /* the length of the HMAC Bytes */
|
||
|
unsigned char HMAC[HASH_LENGTH_MAX]; /* computed HMAC */
|
||
|
HASH_HashType hash_alg; /* HMAC type */
|
||
|
|
||
|
FILE *req = NULL; /* input stream from the REQUEST file */
|
||
|
FILE *resp; /* output stream to the RESPONSE file */
|
||
|
|
||
|
buf = PORT_ZAlloc(bufSize);
|
||
|
if (buf == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
msg = PORT_ZAlloc(msgLen);
|
||
|
memset(msg, 0, msgLen);
|
||
|
if (msg == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
req = fopen(reqfn, "r");
|
||
|
resp = stdout;
|
||
|
while (fgets(buf, bufSize, req) != NULL) {
|
||
|
|
||
|
/* a comment or blank line */
|
||
|
if (buf[0] == '#' || buf[0] == '\n') {
|
||
|
fputs(buf, resp);
|
||
|
continue;
|
||
|
}
|
||
|
/* [L = Length of the MAC and HASH_type */
|
||
|
if (buf[0] == '[') {
|
||
|
if (strncmp(&buf[1], "L ", 1) == 0) {
|
||
|
i = 2;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
/* HMACLen will get reused for Tlen */
|
||
|
HMACLen = atoi(&buf[i]);
|
||
|
/* set the HASH algorithm for HMAC */
|
||
|
if (HMACLen == SHA1_LENGTH) {
|
||
|
hash_alg = HASH_AlgSHA1;
|
||
|
} else if (HMACLen == SHA256_LENGTH) {
|
||
|
hash_alg = HASH_AlgSHA256;
|
||
|
} else if (HMACLen == SHA384_LENGTH) {
|
||
|
hash_alg = HASH_AlgSHA384;
|
||
|
} else if (HMACLen == SHA512_LENGTH) {
|
||
|
hash_alg = HASH_AlgSHA512;
|
||
|
} else {
|
||
|
goto loser;
|
||
|
}
|
||
|
fputs(buf, resp);
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
/* Count = test iteration number*/
|
||
|
if (strncmp(buf, "Count ", 5) == 0) {
|
||
|
/* count can just be put into resp file */
|
||
|
fputs(buf, resp);
|
||
|
/* zeroize the variables for the test with this data set */
|
||
|
keyLen = 0;
|
||
|
HMACLen = 0;
|
||
|
memset(key, 0, sizeof key);
|
||
|
memset(msg, 0, sizeof msg);
|
||
|
memset(HMAC, 0, sizeof HMAC);
|
||
|
continue;
|
||
|
}
|
||
|
/* KLen = Length of the Input Secret Key ... */
|
||
|
if (strncmp(buf, "Klen", 4) == 0) {
|
||
|
i = 4;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
keyLen = atoi(&buf[i]); /* in bytes */
|
||
|
fputs(buf, resp);
|
||
|
continue;
|
||
|
}
|
||
|
/* key = the secret key for the key to MAC */
|
||
|
if (strncmp(buf, "Key", 3) == 0) {
|
||
|
i = 3;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j< keyLen; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &key[j]);
|
||
|
}
|
||
|
fputs(buf, resp);
|
||
|
}
|
||
|
/* TLen = Length of the calculated HMAC */
|
||
|
if (strncmp(buf, "Tlen", 4) == 0) {
|
||
|
i = 4;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
HMACLen = atoi(&buf[i]); /* in bytes */
|
||
|
fputs(buf, resp);
|
||
|
continue;
|
||
|
}
|
||
|
/* MSG = to HMAC always 128 bytes for these tests */
|
||
|
if (strncmp(buf, "Msg", 3) == 0) {
|
||
|
i = 3;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j< msgLen; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &msg[j]);
|
||
|
}
|
||
|
fputs(buf, resp);
|
||
|
/* calculate the HMAC and output */
|
||
|
if (hmac_calc(HMAC, HMACLen, key, keyLen,
|
||
|
msg, msgLen, hash_alg) != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
fputs("MAC = ", resp);
|
||
|
to_hex_str(buf, HMAC, HMACLen);
|
||
|
fputs(buf, resp);
|
||
|
fputc('\n', resp);
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
loser:
|
||
|
if (req) {
|
||
|
fclose(req);
|
||
|
}
|
||
|
if (buf) {
|
||
|
PORT_ZFree(buf, bufSize);
|
||
|
}
|
||
|
if (msg) {
|
||
|
PORT_ZFree(msg, msgLen);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Perform the DSA Key Pair Generation Test.
|
||
|
*
|
||
|
* reqfn is the pathname of the REQUEST file.
|
||
|
*
|
||
|
* The output RESPONSE file is written to stdout.
|
||
|
*/
|
||
|
void
|
||
|
dsa_keypair_test(char *reqfn)
|
||
|
{
|
||
|
char buf[260]; /* holds one line from the input REQUEST file
|
||
|
* or to the output RESPONSE file.
|
||
|
* 257 to hold (128 public key (x2 for HEX) + 1'\n'
|
||
|
*/
|
||
|
FILE *dsareq; /* input stream from the REQUEST file */
|
||
|
FILE *dsaresp; /* output stream to the RESPONSE file */
|
||
|
int N; /* number of time to generate key pair */
|
||
|
int modulus;
|
||
|
int i;
|
||
|
PQGParams *pqg = NULL;
|
||
|
PQGVerify *vfy = NULL;
|
||
|
int keySizeIndex; /* index for valid key sizes */
|
||
|
|
||
|
dsareq = fopen(reqfn, "r");
|
||
|
dsaresp = stdout;
|
||
|
while (fgets(buf, sizeof buf, dsareq) != NULL) {
|
||
|
/* a comment or blank line */
|
||
|
if (buf[0] == '#' || buf[0] == '\n') {
|
||
|
fputs(buf, dsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* [Mod = x] */
|
||
|
if (buf[0] == '[') {
|
||
|
if(pqg!=NULL) {
|
||
|
PQG_DestroyParams(pqg);
|
||
|
pqg = NULL;
|
||
|
}
|
||
|
if(vfy!=NULL) {
|
||
|
PQG_DestroyVerify(vfy);
|
||
|
vfy = NULL;
|
||
|
}
|
||
|
|
||
|
if (sscanf(buf, "[mod = %d]", &modulus) != 1) {
|
||
|
goto loser;
|
||
|
}
|
||
|
fputs(buf, dsaresp);
|
||
|
fputc('\n', dsaresp);
|
||
|
|
||
|
/*****************************************************************
|
||
|
* PQG_ParamGenSeedLen doesn't take a key size, it takes an index
|
||
|
* that points to a valid key size.
|
||
|
*/
|
||
|
keySizeIndex = PQG_PBITS_TO_INDEX(modulus);
|
||
|
if(keySizeIndex == -1 || modulus<512 || modulus>1024) {
|
||
|
fprintf(dsaresp,
|
||
|
"DSA key size must be a multiple of 64 between 512 "
|
||
|
"and 1024, inclusive");
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
/* Generate the parameters P, Q, and G */
|
||
|
if (PQG_ParamGenSeedLen(keySizeIndex, PQG_TEST_SEED_BYTES,
|
||
|
&pqg, &vfy) != SECSuccess) {
|
||
|
fprintf(dsaresp, "ERROR: Unable to generate PQG parameters");
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
/* output P, Q, and G */
|
||
|
to_hex_str(buf, pqg->prime.data, pqg->prime.len);
|
||
|
fprintf(dsaresp, "P = %s\n", buf);
|
||
|
to_hex_str(buf, pqg->subPrime.data, pqg->subPrime.len);
|
||
|
fprintf(dsaresp, "Q = %s\n", buf);
|
||
|
to_hex_str(buf, pqg->base.data, pqg->base.len);
|
||
|
fprintf(dsaresp, "G = %s\n\n", buf);
|
||
|
continue;
|
||
|
}
|
||
|
/* N = ...*/
|
||
|
if (buf[0] == 'N') {
|
||
|
|
||
|
if (sscanf(buf, "N = %d", &N) != 1) {
|
||
|
goto loser;
|
||
|
}
|
||
|
/* Generate a DSA key, and output the key pair for N times */
|
||
|
for (i = 0; i < N; i++) {
|
||
|
DSAPrivateKey *dsakey = NULL;
|
||
|
if (DSA_NewKey(pqg, &dsakey) != SECSuccess) {
|
||
|
fprintf(dsaresp, "ERROR: Unable to generate DSA key");
|
||
|
goto loser;
|
||
|
}
|
||
|
to_hex_str(buf, dsakey->privateValue.data,
|
||
|
dsakey->privateValue.len);
|
||
|
fprintf(dsaresp, "X = %s\n", buf);
|
||
|
to_hex_str(buf, dsakey->publicValue.data,
|
||
|
dsakey->publicValue.len);
|
||
|
fprintf(dsaresp, "Y = %s\n\n", buf);
|
||
|
PORT_FreeArena(dsakey->params.arena, PR_TRUE);
|
||
|
dsakey = NULL;
|
||
|
}
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
}
|
||
|
loser:
|
||
|
fclose(dsareq);
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Perform the DSA Domain Parameter Validation Test.
|
||
|
*
|
||
|
* reqfn is the pathname of the REQUEST file.
|
||
|
*
|
||
|
* The output RESPONSE file is written to stdout.
|
||
|
*/
|
||
|
void
|
||
|
dsa_pqgver_test(char *reqfn)
|
||
|
{
|
||
|
char buf[263]; /* holds one line from the input REQUEST file
|
||
|
* or to the output RESPONSE file.
|
||
|
* 260 to hold (128 public key (x2 for HEX) + P = ...
|
||
|
*/
|
||
|
FILE *dsareq; /* input stream from the REQUEST file */
|
||
|
FILE *dsaresp; /* output stream to the RESPONSE file */
|
||
|
int modulus;
|
||
|
unsigned int i, j;
|
||
|
PQGParams pqg;
|
||
|
PQGVerify vfy;
|
||
|
unsigned int pghSize; /* size for p, g, and h */
|
||
|
|
||
|
dsareq = fopen(reqfn, "r");
|
||
|
dsaresp = stdout;
|
||
|
memset(&pqg, 0, sizeof(pqg));
|
||
|
memset(&vfy, 0, sizeof(vfy));
|
||
|
|
||
|
while (fgets(buf, sizeof buf, dsareq) != NULL) {
|
||
|
/* a comment or blank line */
|
||
|
if (buf[0] == '#' || buf[0] == '\n') {
|
||
|
fputs(buf, dsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* [Mod = x] */
|
||
|
if (buf[0] == '[') {
|
||
|
|
||
|
if (sscanf(buf, "[mod = %d]", &modulus) != 1) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
if (pqg.prime.data) { /* P */
|
||
|
SECITEM_ZfreeItem(&pqg.prime, PR_FALSE);
|
||
|
}
|
||
|
if (pqg.subPrime.data) { /* Q */
|
||
|
SECITEM_ZfreeItem(&pqg.subPrime, PR_FALSE);
|
||
|
}
|
||
|
if (pqg.base.data) { /* G */
|
||
|
SECITEM_ZfreeItem(&pqg.base, PR_FALSE);
|
||
|
}
|
||
|
if (vfy.seed.data) { /* seed */
|
||
|
SECITEM_ZfreeItem(&vfy.seed, PR_FALSE);
|
||
|
}
|
||
|
if (vfy.h.data) { /* H */
|
||
|
SECITEM_ZfreeItem(&vfy.h, PR_FALSE);
|
||
|
}
|
||
|
|
||
|
fputs(buf, dsaresp);
|
||
|
|
||
|
/*calculate the size of p, g, and h then allocate items */
|
||
|
pghSize = modulus/8;
|
||
|
SECITEM_AllocItem(NULL, &pqg.prime, pghSize);
|
||
|
SECITEM_AllocItem(NULL, &pqg.base, pghSize);
|
||
|
SECITEM_AllocItem(NULL, &vfy.h, pghSize);
|
||
|
pqg.prime.len = pqg.base.len = vfy.h.len = pghSize;
|
||
|
/* seed and q are always 20 bytes */
|
||
|
SECITEM_AllocItem(NULL, &vfy.seed, 20);
|
||
|
SECITEM_AllocItem(NULL, &pqg.subPrime, 20);
|
||
|
vfy.seed.len = pqg.subPrime.len = 20;
|
||
|
vfy.counter = 0;
|
||
|
|
||
|
continue;
|
||
|
}
|
||
|
/* P = ... */
|
||
|
if (buf[0] == 'P') {
|
||
|
i = 1;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j< pqg.prime.len; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &pqg.prime.data[j]);
|
||
|
}
|
||
|
|
||
|
fputs(buf, dsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* Q = ... */
|
||
|
if (buf[0] == 'Q') {
|
||
|
i = 1;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j< pqg.subPrime.len; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &pqg.subPrime.data[j]);
|
||
|
}
|
||
|
|
||
|
fputs(buf, dsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* G = ... */
|
||
|
if (buf[0] == 'G') {
|
||
|
i = 1;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j< pqg.base.len; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &pqg.base.data[j]);
|
||
|
}
|
||
|
|
||
|
fputs(buf, dsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* Seed = ... */
|
||
|
if (strncmp(buf, "Seed", 4) == 0) {
|
||
|
i = 4;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j< vfy.seed.len; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &vfy.seed.data[j]);
|
||
|
}
|
||
|
|
||
|
fputs(buf, dsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* c = ... */
|
||
|
if (buf[0] == 'c') {
|
||
|
|
||
|
if (sscanf(buf, "c = %u", &vfy.counter) != 1) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
fputs(buf, dsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* H = ... */
|
||
|
if (buf[0] == 'H') {
|
||
|
SECStatus rv, result = SECFailure;
|
||
|
|
||
|
i = 1;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j< vfy.h.len; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &vfy.h.data[j]);
|
||
|
}
|
||
|
fputs(buf, dsaresp);
|
||
|
|
||
|
/* Verify the Parameters */
|
||
|
rv = PQG_VerifyParams(&pqg, &vfy, &result);
|
||
|
if (rv != SECSuccess) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (result == SECSuccess) {
|
||
|
fprintf(dsaresp, "Result = P\n");
|
||
|
} else {
|
||
|
fprintf(dsaresp, "Result = F\n");
|
||
|
}
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
loser:
|
||
|
fclose(dsareq);
|
||
|
if (pqg.prime.data) { /* P */
|
||
|
SECITEM_ZfreeItem(&pqg.prime, PR_FALSE);
|
||
|
}
|
||
|
if (pqg.subPrime.data) { /* Q */
|
||
|
SECITEM_ZfreeItem(&pqg.subPrime, PR_FALSE);
|
||
|
}
|
||
|
if (pqg.base.data) { /* G */
|
||
|
SECITEM_ZfreeItem(&pqg.base, PR_FALSE);
|
||
|
}
|
||
|
if (vfy.seed.data) { /* seed */
|
||
|
SECITEM_ZfreeItem(&vfy.seed, PR_FALSE);
|
||
|
}
|
||
|
if (vfy.h.data) { /* H */
|
||
|
SECITEM_ZfreeItem(&vfy.h, PR_FALSE);
|
||
|
}
|
||
|
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Perform the DSA Public Key Validation Test.
|
||
|
*
|
||
|
* reqfn is the pathname of the REQUEST file.
|
||
|
*
|
||
|
* The output RESPONSE file is written to stdout.
|
||
|
*/
|
||
|
void
|
||
|
dsa_pqggen_test(char *reqfn)
|
||
|
{
|
||
|
char buf[263]; /* holds one line from the input REQUEST file
|
||
|
* or to the output RESPONSE file.
|
||
|
* 263 to hold seed = (128 public key (x2 for HEX)
|
||
|
*/
|
||
|
FILE *dsareq; /* input stream from the REQUEST file */
|
||
|
FILE *dsaresp; /* output stream to the RESPONSE file */
|
||
|
int N; /* number of times to generate parameters */
|
||
|
int modulus;
|
||
|
int i;
|
||
|
unsigned int j;
|
||
|
PQGParams *pqg = NULL;
|
||
|
PQGVerify *vfy = NULL;
|
||
|
unsigned int keySizeIndex;
|
||
|
|
||
|
dsareq = fopen(reqfn, "r");
|
||
|
dsaresp = stdout;
|
||
|
while (fgets(buf, sizeof buf, dsareq) != NULL) {
|
||
|
/* a comment or blank line */
|
||
|
if (buf[0] == '#' || buf[0] == '\n') {
|
||
|
fputs(buf, dsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* [Mod = ... ] */
|
||
|
if (buf[0] == '[') {
|
||
|
|
||
|
if (sscanf(buf, "[mod = %d]", &modulus) != 1) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
fputs(buf, dsaresp);
|
||
|
fputc('\n', dsaresp);
|
||
|
|
||
|
/****************************************************************
|
||
|
* PQG_ParamGenSeedLen doesn't take a key size, it takes an index
|
||
|
* that points to a valid key size.
|
||
|
*/
|
||
|
keySizeIndex = PQG_PBITS_TO_INDEX(modulus);
|
||
|
if(keySizeIndex == -1 || modulus<512 || modulus>1024) {
|
||
|
fprintf(dsaresp,
|
||
|
"DSA key size must be a multiple of 64 between 512 "
|
||
|
"and 1024, inclusive");
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
continue;
|
||
|
}
|
||
|
/* N = ... */
|
||
|
if (buf[0] == 'N') {
|
||
|
|
||
|
if (sscanf(buf, "N = %d", &N) != 1) {
|
||
|
goto loser;
|
||
|
}
|
||
|
for (i = 0; i < N; i++) {
|
||
|
if (PQG_ParamGenSeedLen(keySizeIndex, PQG_TEST_SEED_BYTES,
|
||
|
&pqg, &vfy) != SECSuccess) {
|
||
|
fprintf(dsaresp,
|
||
|
"ERROR: Unable to generate PQG parameters");
|
||
|
goto loser;
|
||
|
}
|
||
|
to_hex_str(buf, pqg->prime.data, pqg->prime.len);
|
||
|
fprintf(dsaresp, "P = %s\n", buf);
|
||
|
to_hex_str(buf, pqg->subPrime.data, pqg->subPrime.len);
|
||
|
fprintf(dsaresp, "Q = %s\n", buf);
|
||
|
to_hex_str(buf, pqg->base.data, pqg->base.len);
|
||
|
fprintf(dsaresp, "G = %s\n", buf);
|
||
|
to_hex_str(buf, vfy->seed.data, vfy->seed.len);
|
||
|
fprintf(dsaresp, "Seed = %s\n", buf);
|
||
|
fprintf(dsaresp, "c = %d\n", vfy->counter);
|
||
|
to_hex_str(buf, vfy->h.data, vfy->h.len);
|
||
|
fputs("H = ", dsaresp);
|
||
|
for (j=vfy->h.len; j<pqg->prime.len; j++) {
|
||
|
fprintf(dsaresp, "00");
|
||
|
}
|
||
|
fprintf(dsaresp, "%s\n", buf);
|
||
|
fputc('\n', dsaresp);
|
||
|
if(pqg!=NULL) {
|
||
|
PQG_DestroyParams(pqg);
|
||
|
pqg = NULL;
|
||
|
}
|
||
|
if(vfy!=NULL) {
|
||
|
PQG_DestroyVerify(vfy);
|
||
|
vfy = NULL;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
}
|
||
|
loser:
|
||
|
fclose(dsareq);
|
||
|
if(pqg!=NULL) {
|
||
|
PQG_DestroyParams(pqg);
|
||
|
}
|
||
|
if(vfy!=NULL) {
|
||
|
PQG_DestroyVerify(vfy);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Perform the DSA Signature Generation Test.
|
||
|
*
|
||
|
* reqfn is the pathname of the REQUEST file.
|
||
|
*
|
||
|
* The output RESPONSE file is written to stdout.
|
||
|
*/
|
||
|
void
|
||
|
dsa_siggen_test(char *reqfn)
|
||
|
{
|
||
|
char buf[263]; /* holds one line from the input REQUEST file
|
||
|
* or to the output RESPONSE file.
|
||
|
* max for Msg = ....
|
||
|
*/
|
||
|
FILE *dsareq; /* input stream from the REQUEST file */
|
||
|
FILE *dsaresp; /* output stream to the RESPONSE file */
|
||
|
int modulus;
|
||
|
int i, j;
|
||
|
PQGParams *pqg = NULL;
|
||
|
PQGVerify *vfy = NULL;
|
||
|
DSAPrivateKey *dsakey = NULL;
|
||
|
int keySizeIndex; /* index for valid key sizes */
|
||
|
unsigned char sha1[20]; /* SHA-1 hash (160 bits) */
|
||
|
unsigned char sig[DSA_SIGNATURE_LEN];
|
||
|
SECItem digest, signature;
|
||
|
|
||
|
dsareq = fopen(reqfn, "r");
|
||
|
dsaresp = stdout;
|
||
|
|
||
|
while (fgets(buf, sizeof buf, dsareq) != NULL) {
|
||
|
/* a comment or blank line */
|
||
|
if (buf[0] == '#' || buf[0] == '\n') {
|
||
|
fputs(buf, dsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* [Mod = x] */
|
||
|
if (buf[0] == '[') {
|
||
|
if(pqg!=NULL) {
|
||
|
PQG_DestroyParams(pqg);
|
||
|
pqg = NULL;
|
||
|
}
|
||
|
if(vfy!=NULL) {
|
||
|
PQG_DestroyVerify(vfy);
|
||
|
vfy = NULL;
|
||
|
}
|
||
|
if (dsakey != NULL) {
|
||
|
PORT_FreeArena(dsakey->params.arena, PR_TRUE);
|
||
|
dsakey = NULL;
|
||
|
}
|
||
|
|
||
|
if (sscanf(buf, "[mod = %d]", &modulus) != 1) {
|
||
|
goto loser;
|
||
|
}
|
||
|
fputs(buf, dsaresp);
|
||
|
fputc('\n', dsaresp);
|
||
|
|
||
|
/****************************************************************
|
||
|
* PQG_ParamGenSeedLen doesn't take a key size, it takes an index
|
||
|
* that points to a valid key size.
|
||
|
*/
|
||
|
keySizeIndex = PQG_PBITS_TO_INDEX(modulus);
|
||
|
if(keySizeIndex == -1 || modulus<512 || modulus>1024) {
|
||
|
fprintf(dsaresp,
|
||
|
"DSA key size must be a multiple of 64 between 512 "
|
||
|
"and 1024, inclusive");
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
/* Generate PQG and output PQG */
|
||
|
if (PQG_ParamGenSeedLen(keySizeIndex, PQG_TEST_SEED_BYTES,
|
||
|
&pqg, &vfy) != SECSuccess) {
|
||
|
fprintf(dsaresp, "ERROR: Unable to generate PQG parameters");
|
||
|
goto loser;
|
||
|
}
|
||
|
to_hex_str(buf, pqg->prime.data, pqg->prime.len);
|
||
|
fprintf(dsaresp, "P = %s\n", buf);
|
||
|
to_hex_str(buf, pqg->subPrime.data, pqg->subPrime.len);
|
||
|
fprintf(dsaresp, "Q = %s\n", buf);
|
||
|
to_hex_str(buf, pqg->base.data, pqg->base.len);
|
||
|
fprintf(dsaresp, "G = %s\n", buf);
|
||
|
|
||
|
/* create DSA Key */
|
||
|
if (DSA_NewKey(pqg, &dsakey) != SECSuccess) {
|
||
|
fprintf(dsaresp, "ERROR: Unable to generate DSA key");
|
||
|
goto loser;
|
||
|
}
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* Msg = ... */
|
||
|
if (strncmp(buf, "Msg", 3) == 0) {
|
||
|
unsigned char msg[128]; /* MAX msg 128 */
|
||
|
unsigned int len = 0;
|
||
|
|
||
|
memset(sha1, 0, sizeof sha1);
|
||
|
memset(sig, 0, sizeof sig);
|
||
|
|
||
|
i = 3;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; isxdigit(buf[i]); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &msg[j]);
|
||
|
}
|
||
|
if (SHA1_HashBuf(sha1, msg, j) != SECSuccess) {
|
||
|
fprintf(dsaresp, "ERROR: Unable to generate SHA1 digest");
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
digest.type = siBuffer;
|
||
|
digest.data = sha1;
|
||
|
digest.len = sizeof sha1;
|
||
|
signature.type = siBuffer;
|
||
|
signature.data = sig;
|
||
|
signature.len = sizeof sig;
|
||
|
|
||
|
if (DSA_SignDigest(dsakey, &signature, &digest) != SECSuccess) {
|
||
|
fprintf(dsaresp, "ERROR: Unable to generate DSA signature");
|
||
|
goto loser;
|
||
|
}
|
||
|
len = signature.len;
|
||
|
if (len%2 != 0) {
|
||
|
goto loser;
|
||
|
}
|
||
|
len = len/2;
|
||
|
|
||
|
/* output the orginal Msg, and generated Y, R, and S */
|
||
|
fputs(buf, dsaresp);
|
||
|
fputc('\n', dsaresp);
|
||
|
to_hex_str(buf, dsakey->publicValue.data,
|
||
|
dsakey->publicValue.len);
|
||
|
fprintf(dsaresp, "Y = %s\n", buf);
|
||
|
to_hex_str(buf, &signature.data[0], len);
|
||
|
fprintf(dsaresp, "R = %s\n", buf);
|
||
|
to_hex_str(buf, &signature.data[len], len);
|
||
|
fprintf(dsaresp, "S = %s\n", buf);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
}
|
||
|
loser:
|
||
|
fclose(dsareq);
|
||
|
if(pqg != NULL) {
|
||
|
PQG_DestroyParams(pqg);
|
||
|
pqg = NULL;
|
||
|
}
|
||
|
if(vfy != NULL) {
|
||
|
PQG_DestroyVerify(vfy);
|
||
|
vfy = NULL;
|
||
|
}
|
||
|
if (dsaKey) {
|
||
|
PORT_FreeArena(dsakey->params.arena, PR_TRUE);
|
||
|
dsakey = NULL;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Perform the DSA Signature Verification Test.
|
||
|
*
|
||
|
* reqfn is the pathname of the REQUEST file.
|
||
|
*
|
||
|
* The output RESPONSE file is written to stdout.
|
||
|
*/
|
||
|
void
|
||
|
dsa_sigver_test(char *reqfn)
|
||
|
{
|
||
|
char buf[263]; /* holds one line from the input REQUEST file
|
||
|
* or to the output RESPONSE file.
|
||
|
* max for Msg = ....
|
||
|
*/
|
||
|
FILE *dsareq; /* input stream from the REQUEST file */
|
||
|
FILE *dsaresp; /* output stream to the RESPONSE file */
|
||
|
int modulus;
|
||
|
unsigned int i, j;
|
||
|
SECItem digest, signature;
|
||
|
DSAPublicKey pubkey;
|
||
|
unsigned int pgySize; /* size for p, g, and y */
|
||
|
unsigned char sha1[20]; /* SHA-1 hash (160 bits) */
|
||
|
unsigned char sig[DSA_SIGNATURE_LEN];
|
||
|
|
||
|
dsareq = fopen(reqfn, "r");
|
||
|
dsaresp = stdout;
|
||
|
memset(&pubkey, 0, sizeof(pubkey));
|
||
|
|
||
|
while (fgets(buf, sizeof buf, dsareq) != NULL) {
|
||
|
/* a comment or blank line */
|
||
|
if (buf[0] == '#' || buf[0] == '\n') {
|
||
|
fputs(buf, dsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* [Mod = x] */
|
||
|
if (buf[0] == '[') {
|
||
|
|
||
|
if (sscanf(buf, "[mod = %d]", &modulus) != 1) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
if (pubkey.params.prime.data) { /* P */
|
||
|
SECITEM_ZfreeItem(&pubkey.params.prime, PR_FALSE);
|
||
|
}
|
||
|
if (pubkey.params.subPrime.data) { /* Q */
|
||
|
SECITEM_ZfreeItem(&pubkey.params.subPrime, PR_FALSE);
|
||
|
}
|
||
|
if (pubkey.params.base.data) { /* G */
|
||
|
SECITEM_ZfreeItem(&pubkey.params.base, PR_FALSE);
|
||
|
}
|
||
|
if (pubkey.publicValue.data) { /* Y */
|
||
|
SECITEM_ZfreeItem(&pubkey.publicValue, PR_FALSE);
|
||
|
}
|
||
|
fputs(buf, dsaresp);
|
||
|
|
||
|
/* calculate the size of p, g, and y then allocate items */
|
||
|
pgySize = modulus/8;
|
||
|
SECITEM_AllocItem(NULL, &pubkey.params.prime, pgySize);
|
||
|
SECITEM_AllocItem(NULL, &pubkey.params.base, pgySize);
|
||
|
SECITEM_AllocItem(NULL, &pubkey.publicValue, pgySize);
|
||
|
pubkey.params.prime.len = pubkey.params.base.len = pgySize;
|
||
|
pubkey.publicValue.len = pgySize;
|
||
|
|
||
|
/* q always 20 bytes */
|
||
|
SECITEM_AllocItem(NULL, &pubkey.params.subPrime, 20);
|
||
|
pubkey.params.subPrime.len = 20;
|
||
|
|
||
|
continue;
|
||
|
}
|
||
|
/* P = ... */
|
||
|
if (buf[0] == 'P') {
|
||
|
i = 1;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
memset(pubkey.params.prime.data, 0, pubkey.params.prime.len);
|
||
|
for (j=0; j< pubkey.params.prime.len; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &pubkey.params.prime.data[j]);
|
||
|
}
|
||
|
|
||
|
fputs(buf, dsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* Q = ... */
|
||
|
if (buf[0] == 'Q') {
|
||
|
i = 1;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
memset(pubkey.params.subPrime.data, 0, pubkey.params.subPrime.len);
|
||
|
for (j=0; j< pubkey.params.subPrime.len; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &pubkey.params.subPrime.data[j]);
|
||
|
}
|
||
|
|
||
|
fputs(buf, dsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* G = ... */
|
||
|
if (buf[0] == 'G') {
|
||
|
i = 1;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
memset(pubkey.params.base.data, 0, pubkey.params.base.len);
|
||
|
for (j=0; j< pubkey.params.base.len; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &pubkey.params.base.data[j]);
|
||
|
}
|
||
|
|
||
|
fputs(buf, dsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* Msg = ... */
|
||
|
if (strncmp(buf, "Msg", 3) == 0) {
|
||
|
unsigned char msg[128]; /* MAX msg 128 */
|
||
|
memset(sha1, 0, sizeof sha1);
|
||
|
|
||
|
i = 3;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; isxdigit(buf[i]); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &msg[j]);
|
||
|
}
|
||
|
if (SHA1_HashBuf(sha1, msg, j) != SECSuccess) {
|
||
|
fprintf(dsaresp, "ERROR: Unable to generate SHA1 digest");
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
fputs(buf, dsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* Y = ... */
|
||
|
if (buf[0] == 'Y') {
|
||
|
i = 1;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
memset(pubkey.publicValue.data, 0, pubkey.params.subPrime.len);
|
||
|
for (j=0; j< pubkey.publicValue.len; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &pubkey.publicValue.data[j]);
|
||
|
}
|
||
|
|
||
|
fputs(buf, dsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* R = ... */
|
||
|
if (buf[0] == 'R') {
|
||
|
memset(sig, 0, sizeof sig);
|
||
|
i = 1;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; j< DSA_SUBPRIME_LEN; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &sig[j]);
|
||
|
}
|
||
|
|
||
|
fputs(buf, dsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* S = ... */
|
||
|
if (buf[0] == 'S') {
|
||
|
i = 1;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=DSA_SUBPRIME_LEN; j< DSA_SIGNATURE_LEN; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &sig[j]);
|
||
|
}
|
||
|
fputs(buf, dsaresp);
|
||
|
|
||
|
digest.type = siBuffer;
|
||
|
digest.data = sha1;
|
||
|
digest.len = sizeof sha1;
|
||
|
signature.type = siBuffer;
|
||
|
signature.data = sig;
|
||
|
signature.len = sizeof sig;
|
||
|
|
||
|
if (DSA_VerifyDigest(&pubkey, &signature, &digest) == SECSuccess) {
|
||
|
fprintf(dsaresp, "Result = P\n");
|
||
|
} else {
|
||
|
fprintf(dsaresp, "Result = F\n");
|
||
|
}
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
loser:
|
||
|
fclose(dsareq);
|
||
|
if (pubkey.params.prime.data) { /* P */
|
||
|
SECITEM_ZfreeItem(&pubkey.params.prime, PR_FALSE);
|
||
|
}
|
||
|
if (pubkey.params.subPrime.data) { /* Q */
|
||
|
SECITEM_ZfreeItem(&pubkey.params.subPrime, PR_FALSE);
|
||
|
}
|
||
|
if (pubkey.params.base.data) { /* G */
|
||
|
SECITEM_ZfreeItem(&pubkey.params.base, PR_FALSE);
|
||
|
}
|
||
|
if (pubkey.publicValue.data) { /* Y */
|
||
|
SECITEM_ZfreeItem(&pubkey.publicValue, PR_FALSE);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/*
|
||
|
* Perform the RSA Signature Generation Test.
|
||
|
*
|
||
|
* reqfn is the pathname of the REQUEST file.
|
||
|
*
|
||
|
* The output RESPONSE file is written to stdout.
|
||
|
*/
|
||
|
void
|
||
|
rsa_siggen_test(char *reqfn)
|
||
|
{
|
||
|
char buf[2*RSA_MAX_TEST_MODULUS_BYTES+1];
|
||
|
/* buf holds one line from the input REQUEST file
|
||
|
* or to the output RESPONSE file.
|
||
|
* 2x for HEX output + 1 for \n
|
||
|
*/
|
||
|
FILE *rsareq; /* input stream from the REQUEST file */
|
||
|
FILE *rsaresp; /* output stream to the RESPONSE file */
|
||
|
int i, j;
|
||
|
unsigned char sha[HASH_LENGTH_MAX]; /* SHA digest */
|
||
|
unsigned int shaLength = 0; /* length of SHA */
|
||
|
HASH_HashType shaAlg = HASH_AlgNULL; /* type of SHA Alg */
|
||
|
SECOidTag shaOid = SEC_OID_UNKNOWN;
|
||
|
int modulus; /* the Modulus size */
|
||
|
int publicExponent = DEFAULT_RSA_PUBLIC_EXPONENT;
|
||
|
SECItem pe = {0, 0, 0 };
|
||
|
unsigned char pubEx[4];
|
||
|
int peCount = 0;
|
||
|
|
||
|
RSAPrivateKey *rsaBlapiPrivKey = NULL; /* holds RSA private and
|
||
|
* public keys */
|
||
|
RSAPublicKey *rsaBlapiPublicKey = NULL; /* hold RSA public key */
|
||
|
|
||
|
rsareq = fopen(reqfn, "r");
|
||
|
rsaresp = stdout;
|
||
|
|
||
|
/* calculate the exponent */
|
||
|
for (i=0; i < 4; i++) {
|
||
|
if (peCount || (publicExponent &
|
||
|
((unsigned long)0xff000000L >> (i*8)))) {
|
||
|
pubEx[peCount] =
|
||
|
(unsigned char)((publicExponent >> (3-i)*8) & 0xff);
|
||
|
peCount++;
|
||
|
}
|
||
|
}
|
||
|
pe.len = peCount;
|
||
|
pe.data = &pubEx[0];
|
||
|
pe.type = siBuffer;
|
||
|
|
||
|
while (fgets(buf, sizeof buf, rsareq) != NULL) {
|
||
|
/* a comment or blank line */
|
||
|
if (buf[0] == '#' || buf[0] == '\n') {
|
||
|
fputs(buf, rsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* [mod = ...] */
|
||
|
if (buf[0] == '[') {
|
||
|
|
||
|
if (sscanf(buf, "[mod = %d]", &modulus) != 1) {
|
||
|
goto loser;
|
||
|
}
|
||
|
if (modulus > RSA_MAX_TEST_MODULUS_BITS) {
|
||
|
fprintf(rsaresp,"ERROR: modulus greater than test maximum\n");
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
fputs(buf, rsaresp);
|
||
|
|
||
|
if (rsaBlapiPrivKey != NULL) {
|
||
|
PORT_FreeArena(rsaBlapiPrivKey->arena, PR_TRUE);
|
||
|
rsaBlapiPrivKey = NULL;
|
||
|
rsaBlapiPublicKey = NULL;
|
||
|
}
|
||
|
|
||
|
rsaBlapiPrivKey = RSA_NewKey(modulus, &pe);
|
||
|
if (rsaBlapiPrivKey == NULL) {
|
||
|
fprintf(rsaresp, "Error unable to create RSA key\n");
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
to_hex_str(buf, rsaBlapiPrivKey->modulus.data,
|
||
|
rsaBlapiPrivKey->modulus.len);
|
||
|
fprintf(rsaresp, "\nn = %s\n\n", buf);
|
||
|
to_hex_str(buf, rsaBlapiPrivKey->publicExponent.data,
|
||
|
rsaBlapiPrivKey->publicExponent.len);
|
||
|
fprintf(rsaresp, "e = %s\n", buf);
|
||
|
/* convert private key to public key. Memory
|
||
|
* is freed with private key's arena */
|
||
|
rsaBlapiPublicKey = (RSAPublicKey *)PORT_ArenaAlloc(
|
||
|
rsaBlapiPrivKey->arena,
|
||
|
sizeof(RSAPublicKey));
|
||
|
|
||
|
rsaBlapiPublicKey->modulus.len = rsaBlapiPrivKey->modulus.len;
|
||
|
rsaBlapiPublicKey->modulus.data = rsaBlapiPrivKey->modulus.data;
|
||
|
rsaBlapiPublicKey->publicExponent.len =
|
||
|
rsaBlapiPrivKey->publicExponent.len;
|
||
|
rsaBlapiPublicKey->publicExponent.data =
|
||
|
rsaBlapiPrivKey->publicExponent.data;
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* SHAAlg = ... */
|
||
|
if (strncmp(buf, "SHAAlg", 6) == 0) {
|
||
|
i = 6;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
/* set the SHA Algorithm */
|
||
|
if (strncmp(&buf[i], "SHA1", 4) == 0) {
|
||
|
shaAlg = HASH_AlgSHA1;
|
||
|
} else if (strncmp(&buf[i], "SHA256", 6) == 0) {
|
||
|
shaAlg = HASH_AlgSHA256;
|
||
|
} else if (strncmp(&buf[i], "SHA384", 6)== 0) {
|
||
|
shaAlg = HASH_AlgSHA384;
|
||
|
} else if (strncmp(&buf[i], "SHA512", 6) == 0) {
|
||
|
shaAlg = HASH_AlgSHA512;
|
||
|
} else {
|
||
|
fprintf(rsaresp, "ERROR: Unable to find SHAAlg type");
|
||
|
goto loser;
|
||
|
}
|
||
|
fputs(buf, rsaresp);
|
||
|
continue;
|
||
|
|
||
|
}
|
||
|
/* Msg = ... */
|
||
|
if (strncmp(buf, "Msg", 3) == 0) {
|
||
|
|
||
|
unsigned char msg[128]; /* MAX msg 128 */
|
||
|
unsigned int rsa_bytes_signed;
|
||
|
unsigned char rsa_computed_signature[RSA_MAX_TEST_MODULUS_BYTES];
|
||
|
SECStatus rv = SECFailure;
|
||
|
NSSLOWKEYPublicKey * rsa_public_key;
|
||
|
NSSLOWKEYPrivateKey * rsa_private_key;
|
||
|
NSSLOWKEYPrivateKey low_RSA_private_key = { NULL,
|
||
|
NSSLOWKEYRSAKey, };
|
||
|
NSSLOWKEYPublicKey low_RSA_public_key = { NULL,
|
||
|
NSSLOWKEYRSAKey, };
|
||
|
|
||
|
low_RSA_private_key.u.rsa = *rsaBlapiPrivKey;
|
||
|
low_RSA_public_key.u.rsa = *rsaBlapiPublicKey;
|
||
|
|
||
|
rsa_private_key = &low_RSA_private_key;
|
||
|
rsa_public_key = &low_RSA_public_key;
|
||
|
|
||
|
memset(sha, 0, sizeof sha);
|
||
|
memset(msg, 0, sizeof msg);
|
||
|
rsa_bytes_signed = 0;
|
||
|
memset(rsa_computed_signature, 0, sizeof rsa_computed_signature);
|
||
|
|
||
|
i = 3;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
for (j=0; isxdigit(buf[i]) && j < sizeof(msg); i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &msg[j]);
|
||
|
}
|
||
|
|
||
|
if (shaAlg == HASH_AlgSHA1) {
|
||
|
if (SHA1_HashBuf(sha, msg, j) != SECSuccess) {
|
||
|
fprintf(rsaresp, "ERROR: Unable to generate SHA1");
|
||
|
goto loser;
|
||
|
}
|
||
|
shaLength = SHA1_LENGTH;
|
||
|
shaOid = SEC_OID_SHA1;
|
||
|
} else if (shaAlg == HASH_AlgSHA256) {
|
||
|
if (SHA256_HashBuf(sha, msg, j) != SECSuccess) {
|
||
|
fprintf(rsaresp, "ERROR: Unable to generate SHA256");
|
||
|
goto loser;
|
||
|
}
|
||
|
shaLength = SHA256_LENGTH;
|
||
|
shaOid = SEC_OID_SHA256;
|
||
|
} else if (shaAlg == HASH_AlgSHA384) {
|
||
|
if (SHA384_HashBuf(sha, msg, j) != SECSuccess) {
|
||
|
fprintf(rsaresp, "ERROR: Unable to generate SHA384");
|
||
|
goto loser;
|
||
|
}
|
||
|
shaLength = SHA384_LENGTH;
|
||
|
shaOid = SEC_OID_SHA384;
|
||
|
} else if (shaAlg == HASH_AlgSHA512) {
|
||
|
if (SHA512_HashBuf(sha, msg, j) != SECSuccess) {
|
||
|
fprintf(rsaresp, "ERROR: Unable to generate SHA512");
|
||
|
goto loser;
|
||
|
}
|
||
|
shaLength = SHA512_LENGTH;
|
||
|
shaOid = SEC_OID_SHA512;
|
||
|
} else {
|
||
|
fprintf(rsaresp, "ERROR: SHAAlg not defined.");
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
/* Perform RSA signature with the RSA private key. */
|
||
|
rv = RSA_HashSign( shaOid,
|
||
|
rsa_private_key,
|
||
|
rsa_computed_signature,
|
||
|
&rsa_bytes_signed,
|
||
|
nsslowkey_PrivateModulusLen(rsa_private_key),
|
||
|
sha,
|
||
|
shaLength);
|
||
|
|
||
|
if( rv != SECSuccess ) {
|
||
|
fprintf(rsaresp, "ERROR: RSA_HashSign failed");
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
/* Output the signature */
|
||
|
fputs(buf, rsaresp);
|
||
|
to_hex_str(buf, rsa_computed_signature, rsa_bytes_signed);
|
||
|
fprintf(rsaresp, "S = %s\n", buf);
|
||
|
|
||
|
/* Perform RSA verification with the RSA public key. */
|
||
|
rv = RSA_HashCheckSign( shaOid,
|
||
|
rsa_public_key,
|
||
|
rsa_computed_signature,
|
||
|
rsa_bytes_signed,
|
||
|
sha,
|
||
|
shaLength);
|
||
|
if( rv != SECSuccess ) {
|
||
|
fprintf(rsaresp, "ERROR: RSA_HashCheckSign failed");
|
||
|
goto loser;
|
||
|
}
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
loser:
|
||
|
fclose(rsareq);
|
||
|
|
||
|
if (rsaBlapiPrivKey != NULL) {
|
||
|
/* frees private and public key */
|
||
|
PORT_FreeArena(rsaBlapiPrivKey->arena, PR_TRUE);
|
||
|
rsaBlapiPrivKey = NULL;
|
||
|
rsaBlapiPublicKey = NULL;
|
||
|
}
|
||
|
|
||
|
}
|
||
|
/*
|
||
|
* Perform the RSA Signature Verification Test.
|
||
|
*
|
||
|
* reqfn is the pathname of the REQUEST file.
|
||
|
*
|
||
|
* The output RESPONSE file is written to stdout.
|
||
|
*/
|
||
|
void
|
||
|
rsa_sigver_test(char *reqfn)
|
||
|
{
|
||
|
char buf[2*RSA_MAX_TEST_MODULUS_BYTES+7];
|
||
|
/* buf holds one line from the input REQUEST file
|
||
|
* or to the output RESPONSE file.
|
||
|
* s = 2x for HEX output + 1 for \n
|
||
|
*/
|
||
|
FILE *rsareq; /* input stream from the REQUEST file */
|
||
|
FILE *rsaresp; /* output stream to the RESPONSE file */
|
||
|
int i, j;
|
||
|
unsigned char sha[HASH_LENGTH_MAX]; /* SHA digest */
|
||
|
unsigned int shaLength = 0; /* actual length of the digest */
|
||
|
HASH_HashType shaAlg = HASH_AlgNULL;
|
||
|
SECOidTag shaOid = SEC_OID_UNKNOWN;
|
||
|
int modulus = 0; /* the Modulus size */
|
||
|
unsigned char signature[513]; /* largest signature size + '\n' */
|
||
|
unsigned int signatureLength = 0; /* actual length of the signature */
|
||
|
PRBool keyvalid = PR_TRUE;
|
||
|
|
||
|
RSAPublicKey rsaBlapiPublicKey; /* hold RSA public key */
|
||
|
|
||
|
rsareq = fopen(reqfn, "r");
|
||
|
rsaresp = stdout;
|
||
|
memset(&rsaBlapiPublicKey, 0, sizeof(RSAPublicKey));
|
||
|
|
||
|
while (fgets(buf, sizeof buf, rsareq) != NULL) {
|
||
|
/* a comment or blank line */
|
||
|
if (buf[0] == '#' || buf[0] == '\n') {
|
||
|
fputs(buf, rsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* [Mod = ...] */
|
||
|
if (buf[0] == '[') {
|
||
|
unsigned int flen; /* length in bytes of the field size */
|
||
|
|
||
|
if (rsaBlapiPublicKey.modulus.data) { /* n */
|
||
|
SECITEM_ZfreeItem(&rsaBlapiPublicKey.modulus, PR_FALSE);
|
||
|
}
|
||
|
if (sscanf(buf, "[mod = %d]", &modulus) != 1) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
if (modulus > RSA_MAX_TEST_MODULUS_BITS) {
|
||
|
fprintf(rsaresp,"ERROR: modulus greater than test maximum\n");
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
fputs(buf, rsaresp);
|
||
|
|
||
|
signatureLength = flen = modulus/8;
|
||
|
|
||
|
SECITEM_AllocItem(NULL, &rsaBlapiPublicKey.modulus, flen);
|
||
|
if (rsaBlapiPublicKey.modulus.data == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* n = ... modulus */
|
||
|
if (buf[0] == 'n') {
|
||
|
i = 1;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
keyvalid = from_hex_str(&rsaBlapiPublicKey.modulus.data[0],
|
||
|
rsaBlapiPublicKey.modulus.len,
|
||
|
&buf[i]);
|
||
|
|
||
|
if (!keyvalid) {
|
||
|
fprintf(rsaresp, "ERROR: rsa_sigver n not valid.\n");
|
||
|
goto loser;
|
||
|
}
|
||
|
fputs(buf, rsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* SHAAlg = ... */
|
||
|
if (strncmp(buf, "SHAAlg", 6) == 0) {
|
||
|
i = 6;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
/* set the SHA Algorithm */
|
||
|
if (strncmp(&buf[i], "SHA1", 4) == 0) {
|
||
|
shaAlg = HASH_AlgSHA1;
|
||
|
} else if (strncmp(&buf[i], "SHA256", 6) == 0) {
|
||
|
shaAlg = HASH_AlgSHA256;
|
||
|
} else if (strncmp(&buf[i], "SHA384", 6) == 0) {
|
||
|
shaAlg = HASH_AlgSHA384;
|
||
|
} else if (strncmp(&buf[i], "SHA512", 6) == 0) {
|
||
|
shaAlg = HASH_AlgSHA512;
|
||
|
} else {
|
||
|
fprintf(rsaresp, "ERROR: Unable to find SHAAlg type");
|
||
|
goto loser;
|
||
|
}
|
||
|
fputs(buf, rsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* e = ... public Key */
|
||
|
if (buf[0] == 'e') {
|
||
|
unsigned char data[RSA_MAX_TEST_EXPONENT_BYTES];
|
||
|
unsigned char t;
|
||
|
|
||
|
memset(data, 0, sizeof data);
|
||
|
|
||
|
if (rsaBlapiPublicKey.publicExponent.data) { /* e */
|
||
|
SECITEM_ZfreeItem(&rsaBlapiPublicKey.publicExponent, PR_FALSE);
|
||
|
}
|
||
|
|
||
|
i = 1;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
/* skip leading zero's */
|
||
|
while (isxdigit(buf[i])) {
|
||
|
hex_to_byteval(&buf[i], &t);
|
||
|
if (t == 0) {
|
||
|
i+=2;
|
||
|
} else break;
|
||
|
}
|
||
|
|
||
|
/* get the exponent */
|
||
|
for (j=0; isxdigit(buf[i]) && j < sizeof data; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &data[j]);
|
||
|
}
|
||
|
|
||
|
if (j == 0) { j = 1; } /* to handle 1 byte length exponents */
|
||
|
|
||
|
SECITEM_AllocItem(NULL, &rsaBlapiPublicKey.publicExponent, j);
|
||
|
if (rsaBlapiPublicKey.publicExponent.data == NULL) {
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
for (i=0; i < j; i++) {
|
||
|
rsaBlapiPublicKey.publicExponent.data[i] = data[i];
|
||
|
}
|
||
|
|
||
|
fputs(buf, rsaresp);
|
||
|
continue;
|
||
|
}
|
||
|
|
||
|
/* Msg = ... */
|
||
|
if (strncmp(buf, "Msg", 3) == 0) {
|
||
|
unsigned char msg[128]; /* MAX msg 128 */
|
||
|
|
||
|
memset(sha, 0, sizeof sha);
|
||
|
memset(msg, 0, sizeof msg);
|
||
|
|
||
|
i = 3;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
|
||
|
for (j=0; isxdigit(buf[i]) && j < sizeof msg; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &msg[j]);
|
||
|
}
|
||
|
|
||
|
if (shaAlg == HASH_AlgSHA1) {
|
||
|
if (SHA1_HashBuf(sha, msg, j) != SECSuccess) {
|
||
|
fprintf(rsaresp, "ERROR: Unable to generate SHA1");
|
||
|
goto loser;
|
||
|
}
|
||
|
shaLength = SHA1_LENGTH;
|
||
|
shaOid = SEC_OID_SHA1;
|
||
|
} else if (shaAlg == HASH_AlgSHA256) {
|
||
|
if (SHA256_HashBuf(sha, msg, j) != SECSuccess) {
|
||
|
fprintf(rsaresp, "ERROR: Unable to generate SHA256");
|
||
|
goto loser;
|
||
|
}
|
||
|
shaLength = SHA256_LENGTH;
|
||
|
shaOid = SEC_OID_SHA256;
|
||
|
} else if (shaAlg == HASH_AlgSHA384) {
|
||
|
if (SHA384_HashBuf(sha, msg, j) != SECSuccess) {
|
||
|
fprintf(rsaresp, "ERROR: Unable to generate SHA384");
|
||
|
goto loser;
|
||
|
}
|
||
|
shaLength = SHA384_LENGTH;
|
||
|
shaOid = SEC_OID_SHA384;
|
||
|
} else if (shaAlg == HASH_AlgSHA512) {
|
||
|
if (SHA512_HashBuf(sha, msg, j) != SECSuccess) {
|
||
|
fprintf(rsaresp, "ERROR: Unable to generate SHA512");
|
||
|
goto loser;
|
||
|
}
|
||
|
shaLength = SHA512_LENGTH;
|
||
|
shaOid = SEC_OID_SHA512;
|
||
|
} else {
|
||
|
fprintf(rsaresp, "ERROR: SHAAlg not defined.");
|
||
|
goto loser;
|
||
|
}
|
||
|
|
||
|
fputs(buf, rsaresp);
|
||
|
continue;
|
||
|
|
||
|
}
|
||
|
|
||
|
/* S = ... */
|
||
|
if (buf[0] == 'S') {
|
||
|
SECStatus rv = SECFailure;
|
||
|
NSSLOWKEYPublicKey * rsa_public_key;
|
||
|
NSSLOWKEYPublicKey low_RSA_public_key = { NULL,
|
||
|
NSSLOWKEYRSAKey, };
|
||
|
|
||
|
/* convert to a low RSA public key */
|
||
|
low_RSA_public_key.u.rsa = rsaBlapiPublicKey;
|
||
|
rsa_public_key = &low_RSA_public_key;
|
||
|
|
||
|
memset(signature, 0, sizeof(signature));
|
||
|
i = 1;
|
||
|
while (isspace(buf[i]) || buf[i] == '=') {
|
||
|
i++;
|
||
|
}
|
||
|
|
||
|
for (j=0; isxdigit(buf[i]) && j < sizeof signature; i+=2,j++) {
|
||
|
hex_to_byteval(&buf[i], &signature[j]);
|
||
|
}
|
||
|
|
||
|
signatureLength = j;
|
||
|
fputs(buf, rsaresp);
|
||
|
|
||
|
/* Perform RSA verification with the RSA public key. */
|
||
|
rv = RSA_HashCheckSign( shaOid,
|
||
|
rsa_public_key,
|
||
|
signature,
|
||
|
signatureLength,
|
||
|
sha,
|
||
|
shaLength);
|
||
|
if( rv == SECSuccess ) {
|
||
|
fputs("Result = P\n", rsaresp);
|
||
|
} else {
|
||
|
fputs("Result = F\n", rsaresp);
|
||
|
}
|
||
|
continue;
|
||
|
}
|
||
|
}
|
||
|
loser:
|
||
|
fclose(rsareq);
|
||
|
if (rsaBlapiPublicKey.modulus.data) { /* n */
|
||
|
SECITEM_ZfreeItem(&rsaBlapiPublicKey.modulus, PR_FALSE);
|
||
|
}
|
||
|
if (rsaBlapiPublicKey.publicExponent.data) { /* e */
|
||
|
SECITEM_ZfreeItem(&rsaBlapiPublicKey.publicExponent, PR_FALSE);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
int main(int argc, char **argv)
|
||
|
{
|
||
|
if (argc < 2) exit (-1);
|
||
|
NSS_NoDB_Init(NULL);
|
||
|
/*************/
|
||
|
/* TDEA */
|
||
|
/*************/
|
||
|
if (strcmp(argv[1], "tdea") == 0) {
|
||
|
/* argv[2]=kat|mmt|mct argv[3]=ecb|cbc argv[4]=<test name>.req */
|
||
|
if (strcmp(argv[2], "kat") == 0) {
|
||
|
/* Known Answer Test (KAT) */
|
||
|
tdea_kat_mmt(argv[4]);
|
||
|
} else if (strcmp(argv[2], "mmt") == 0) {
|
||
|
/* Multi-block Message Test (MMT) */
|
||
|
tdea_kat_mmt(argv[4]);
|
||
|
} else if (strcmp(argv[2], "mct") == 0) {
|
||
|
/* Monte Carlo Test (MCT) */
|
||
|
if (strcmp(argv[3], "ecb") == 0) {
|
||
|
/* ECB mode */
|
||
|
tdea_mct(NSS_DES_EDE3, argv[4]);
|
||
|
} else if (strcmp(argv[3], "cbc") == 0) {
|
||
|
/* CBC mode */
|
||
|
tdea_mct(NSS_DES_EDE3_CBC, argv[4]);
|
||
|
}
|
||
|
}
|
||
|
/*************/
|
||
|
/* AES */
|
||
|
/*************/
|
||
|
} else if (strcmp(argv[1], "aes") == 0) {
|
||
|
/* argv[2]=kat|mmt|mct argv[3]=ecb|cbc argv[4]=<test name>.req */
|
||
|
if ( strcmp(argv[2], "kat") == 0) {
|
||
|
/* Known Answer Test (KAT) */
|
||
|
aes_kat_mmt(argv[4]);
|
||
|
} else if (strcmp(argv[2], "mmt") == 0) {
|
||
|
/* Multi-block Message Test (MMT) */
|
||
|
aes_kat_mmt(argv[4]);
|
||
|
} else if (strcmp(argv[2], "mct") == 0) {
|
||
|
/* Monte Carlo Test (MCT) */
|
||
|
if ( strcmp(argv[3], "ecb") == 0) {
|
||
|
/* ECB mode */
|
||
|
aes_ecb_mct(argv[4]);
|
||
|
} else if (strcmp(argv[3], "cbc") == 0) {
|
||
|
/* CBC mode */
|
||
|
aes_cbc_mct(argv[4]);
|
||
|
}
|
||
|
}
|
||
|
/*************/
|
||
|
/* SHA */
|
||
|
/*************/
|
||
|
} else if (strcmp(argv[1], "sha") == 0) {
|
||
|
sha_test(argv[2]);
|
||
|
/*************/
|
||
|
/* RSA */
|
||
|
/*************/
|
||
|
} else if (strcmp(argv[1], "rsa") == 0) {
|
||
|
/* argv[2]=siggen|sigver */
|
||
|
/* argv[3]=<test name>.req */
|
||
|
if (strcmp(argv[2], "siggen") == 0) {
|
||
|
/* Signature Generation Test */
|
||
|
rsa_siggen_test(argv[3]);
|
||
|
} else if (strcmp(argv[2], "sigver") == 0) {
|
||
|
/* Signature Verification Test */
|
||
|
rsa_sigver_test(argv[3]);
|
||
|
}
|
||
|
/*************/
|
||
|
/* HMAC */
|
||
|
/*************/
|
||
|
} else if (strcmp(argv[1], "hmac") == 0) {
|
||
|
hmac_test(argv[2]);
|
||
|
/*************/
|
||
|
/* DSA */
|
||
|
/*************/
|
||
|
} else if (strcmp(argv[1], "dsa") == 0) {
|
||
|
/* argv[2]=keypair|pqggen|pqgver|siggen|sigver */
|
||
|
/* argv[3]=<test name>.req */
|
||
|
if (strcmp(argv[2], "keypair") == 0) {
|
||
|
/* Key Pair Generation Test */
|
||
|
dsa_keypair_test(argv[3]);
|
||
|
} else if (strcmp(argv[2], "pqggen") == 0) {
|
||
|
/* Domain Parameter Generation Test */
|
||
|
dsa_pqggen_test(argv[3]);
|
||
|
} else if (strcmp(argv[2], "pqgver") == 0) {
|
||
|
/* Domain Parameter Validation Test */
|
||
|
dsa_pqgver_test(argv[3]);
|
||
|
} else if (strcmp(argv[2], "siggen") == 0) {
|
||
|
/* Signature Generation Test */
|
||
|
dsa_siggen_test(argv[3]);
|
||
|
} else if (strcmp(argv[2], "sigver") == 0) {
|
||
|
/* Signature Verification Test */
|
||
|
dsa_sigver_test(argv[3]);
|
||
|
}
|
||
|
#ifdef NSS_ENABLE_ECC
|
||
|
/*************/
|
||
|
/* ECDSA */
|
||
|
/*************/
|
||
|
} else if (strcmp(argv[1], "ecdsa") == 0) {
|
||
|
/* argv[2]=keypair|pkv|siggen|sigver argv[3]=<test name>.req */
|
||
|
if ( strcmp(argv[2], "keypair") == 0) {
|
||
|
/* Key Pair Generation Test */
|
||
|
ecdsa_keypair_test(argv[3]);
|
||
|
} else if (strcmp(argv[2], "pkv") == 0) {
|
||
|
/* Public Key Validation Test */
|
||
|
ecdsa_pkv_test(argv[3]);
|
||
|
} else if (strcmp(argv[2], "siggen") == 0) {
|
||
|
/* Signature Generation Test */
|
||
|
ecdsa_siggen_test(argv[3]);
|
||
|
} else if (strcmp(argv[2], "sigver") == 0) {
|
||
|
/* Signature Verification Test */
|
||
|
ecdsa_sigver_test(argv[3]);
|
||
|
}
|
||
|
#endif /* NSS_ENABLE_ECC */
|
||
|
/*************/
|
||
|
/* RNG */
|
||
|
/*************/
|
||
|
} else if (strcmp(argv[1], "rng") == 0) {
|
||
|
/* argv[2]=vst|mct argv[3]=<test name>.req */
|
||
|
if ( strcmp(argv[2], "vst") == 0) {
|
||
|
/* Variable Seed Test */
|
||
|
rng_vst(argv[3]);
|
||
|
} else if (strcmp(argv[2], "mct") == 0) {
|
||
|
/* Monte Carlo Test */
|
||
|
rng_mct(argv[3]);
|
||
|
}
|
||
|
} else if (strcmp(argv[1], "drbg") == 0) {
|
||
|
/* Variable Seed Test */
|
||
|
drbg(argv[2]);
|
||
|
}
|
||
|
return 0;
|
||
|
}
|