1/* fips_hmactest.c */
2/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3 * project 2005.
4 */
5/* ====================================================================
6 * Copyright (c) 2005 The OpenSSL Project.  All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in
17 *    the documentation and/or other materials provided with the
18 *    distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 *    software must display the following acknowledgment:
22 *    "This product includes software developed by the OpenSSL Project
23 *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 *    endorse or promote products derived from this software without
27 *    prior written permission. For written permission, please contact
28 *    licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 *    nor may "OpenSSL" appear in their names without prior written
32 *    permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 *    acknowledgment:
36 *    "This product includes software developed by the OpenSSL Project
37 *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 *
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com).  This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
56 *
57 */
58
59#include <stdio.h>
60#include <ctype.h>
61#include <string.h>
62#include <openssl/bio.h>
63#include <openssl/evp.h>
64#include <openssl/hmac.h>
65#include <openssl/err.h>
66#include <openssl/bn.h>
67
68#include <openssl/x509v3.h>
69
70#ifndef OPENSSL_FIPS
71
72int main(int argc, char *argv[])
73{
74    printf("No FIPS HMAC support\n");
75    return(0);
76}
77
78#else
79
80#include <openssl/fips.h>
81#include "fips_utl.h"
82
83static int hmac_test(const EVP_MD *md, FILE *out, FILE *in);
84static int print_hmac(const EVP_MD *md, FILE *out,
85		unsigned char *Key, int Klen,
86		unsigned char *Msg, int Msglen, int Tlen);
87
88int main(int argc, char **argv)
89	{
90	FILE *in = NULL, *out = NULL;
91
92	int ret = 1;
93
94	if(!FIPS_mode_set(1))
95		{
96		do_print_errors();
97		goto end;
98		}
99
100	if (argc == 1)
101		in = stdin;
102	else
103		in = fopen(argv[1], "r");
104
105	if (argc < 2)
106		out = stdout;
107	else
108		out = fopen(argv[2], "w");
109
110	if (!in)
111		{
112		fprintf(stderr, "FATAL input initialization error\n");
113		goto end;
114		}
115
116	if (!out)
117		{
118		fprintf(stderr, "FATAL output initialization error\n");
119		goto end;
120		}
121
122	if (!hmac_test(EVP_sha1(), out, in))
123		{
124		fprintf(stderr, "FATAL hmac file processing error\n");
125		goto end;
126		}
127	else
128		ret = 0;
129
130	end:
131
132	if (ret)
133		do_print_errors();
134
135	if (in && (in != stdin))
136		fclose(in);
137	if (out && (out != stdout))
138		fclose(out);
139
140	return ret;
141
142	}
143
144#define HMAC_TEST_MAXLINELEN	1024
145
146int hmac_test(const EVP_MD *md, FILE *out, FILE *in)
147	{
148	char *linebuf, *olinebuf, *p, *q;
149	char *keyword, *value;
150	unsigned char *Key = NULL, *Msg = NULL;
151	int Count, Klen, Tlen;
152	long Keylen, Msglen;
153	int ret = 0;
154	int lnum = 0;
155
156	olinebuf = OPENSSL_malloc(HMAC_TEST_MAXLINELEN);
157	linebuf = OPENSSL_malloc(HMAC_TEST_MAXLINELEN);
158
159	if (!linebuf || !olinebuf)
160		goto error;
161
162	Count = -1;
163	Klen = -1;
164	Tlen = -1;
165
166	while (fgets(olinebuf, HMAC_TEST_MAXLINELEN, in))
167		{
168		lnum++;
169		strcpy(linebuf, olinebuf);
170		keyword = linebuf;
171		/* Skip leading space */
172		while (isspace((unsigned char)*keyword))
173			keyword++;
174
175		/* Look for = sign */
176		p = strchr(linebuf, '=');
177
178		/* If no = or starts with [ (for [L=20] line) just copy */
179		if (!p)
180			{
181			if (fputs(olinebuf, out) < 0)
182				goto error;
183			continue;
184			}
185
186		q = p - 1;
187
188		/* Remove trailing space */
189		while (isspace((unsigned char)*q))
190			*q-- = 0;
191
192		*p = 0;
193		value = p + 1;
194
195		/* Remove leading space from value */
196		while (isspace((unsigned char)*value))
197			value++;
198
199		/* Remove trailing space from value */
200		p = value + strlen(value) - 1;
201
202		while (*p == '\n' || isspace((unsigned char)*p))
203			*p-- = 0;
204
205		if (!strcmp(keyword,"[L") && *p==']')
206			{
207			switch (atoi(value))
208				{
209				case 20: md=EVP_sha1();   break;
210				case 28: md=EVP_sha224(); break;
211				case 32: md=EVP_sha256(); break;
212				case 48: md=EVP_sha384(); break;
213				case 64: md=EVP_sha512(); break;
214				default: goto parse_error;
215				}
216			}
217		else if (!strcmp(keyword, "Count"))
218			{
219			if (Count != -1)
220				goto parse_error;
221			Count = atoi(value);
222			if (Count < 0)
223				goto parse_error;
224			}
225		else if (!strcmp(keyword, "Klen"))
226			{
227			if (Klen != -1)
228				goto parse_error;
229			Klen = atoi(value);
230			if (Klen < 0)
231				goto parse_error;
232			}
233		else if (!strcmp(keyword, "Tlen"))
234			{
235			if (Tlen != -1)
236				goto parse_error;
237			Tlen = atoi(value);
238			if (Tlen < 0)
239				goto parse_error;
240			}
241		else if (!strcmp(keyword, "Msg"))
242			{
243			if (Msg)
244				goto parse_error;
245			Msg = hex2bin_m(value, &Msglen);
246			if (!Msg)
247				goto parse_error;
248			}
249		else if (!strcmp(keyword, "Key"))
250			{
251			if (Key)
252				goto parse_error;
253			Key = hex2bin_m(value, &Keylen);
254			if (!Key)
255				goto parse_error;
256			}
257		else if (!strcmp(keyword, "Mac"))
258			continue;
259		else
260			goto parse_error;
261
262		fputs(olinebuf, out);
263
264		if (Key && Msg && (Tlen > 0) && (Klen > 0))
265			{
266			if (!print_hmac(md, out, Key, Klen, Msg, Msglen, Tlen))
267				goto error;
268			OPENSSL_free(Key);
269			Key = NULL;
270			OPENSSL_free(Msg);
271			Msg = NULL;
272			Klen = -1;
273			Tlen = -1;
274			Count = -1;
275			}
276
277		}
278
279
280	ret = 1;
281
282
283	error:
284
285	if (olinebuf)
286		OPENSSL_free(olinebuf);
287	if (linebuf)
288		OPENSSL_free(linebuf);
289	if (Key)
290		OPENSSL_free(Key);
291	if (Msg)
292		OPENSSL_free(Msg);
293
294	return ret;
295
296	parse_error:
297
298	fprintf(stderr, "FATAL parse error processing line %d\n", lnum);
299
300	goto error;
301
302	}
303
304static int print_hmac(const EVP_MD *emd, FILE *out,
305		unsigned char *Key, int Klen,
306		unsigned char *Msg, int Msglen, int Tlen)
307	{
308	int i, mdlen;
309	unsigned char md[EVP_MAX_MD_SIZE];
310	if (!HMAC(emd, Key, Klen, Msg, Msglen, md,
311						(unsigned int *)&mdlen))
312		{
313		fputs("Error calculating HMAC\n", stderr);
314		return 0;
315		}
316	if (Tlen > mdlen)
317		{
318		fputs("Parameter error, Tlen > HMAC length\n", stderr);
319		return 0;
320		}
321	fputs("Mac = ", out);
322	for (i = 0; i < Tlen; i++)
323		fprintf(out, "%02x", md[i]);
324	fputs("\n", out);
325	return 1;
326	}
327
328#endif
329