[thirdparty/openssl.git] / fips / fips_post.c

/* ====================================================================
 * Copyright (c) 2011 The OpenSSL Project.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer. 
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. All advertising materials mentioning features or use of this
 *    software must display the following acknowledgment:
 *    "This product includes software developed by the OpenSSL Project
 *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
 *
 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
 *    endorse or promote products derived from this software without
 *    prior written permission. For written permission, please contact
 *    openssl-core@openssl.org.
 *
 * 5. Products derived from this software may not be called "OpenSSL"
 *    nor may "OpenSSL" appear in their names without prior written
 *    permission of the OpenSSL Project.
 *
 * 6. Redistributions of any form whatsoever must retain the following
 *    acknowledgment:
 *    "This product includes software developed by the OpenSSL Project
 *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
 *
 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */

#define OPENSSL_FIPSAPI

#include <openssl/crypto.h>
#include <openssl/rand.h>
#include <openssl/fips_rand.h>
#include <openssl/err.h>
#include <openssl/bio.h>
#include <openssl/hmac.h>
#include <openssl/rsa.h>
#include <openssl/dsa.h>
#include <openssl/ecdsa.h>
#include <string.h>
#include <limits.h>

#ifdef OPENSSL_FIPS

/* Power on self test (POST) support functions */

#include <openssl/fips.h>
#include "fips_locl.h"

/* POST notification callback */

int (*fips_post_cb)(int op, int id, int subid, void *ex);

void FIPS_post_set_callback(
	int (*post_cb)(int op, int id, int subid, void *ex))
	{
	fips_post_cb = post_cb;
	}

/* POST status: i.e. status of all tests */
#define FIPS_POST_STATUS_NOT_STARTED	0
#define FIPS_POST_STATUS_OK		1
#define FIPS_POST_STATUS_RUNNING	2
#define FIPS_POST_STATUS_FAILED		-1
static int post_status = 0;
/* Set to 1 if any test failed */
static int post_failure = 0;

/* All tests started */

int fips_post_begin(void)
	{
	post_failure = 0;
	post_status = FIPS_POST_STATUS_NOT_STARTED;
	if (fips_post_cb)
		if (!fips_post_cb(FIPS_POST_BEGIN, 0, 0, NULL))
			return 0;
	post_status = FIPS_POST_STATUS_RUNNING;
	return 1;
	}

void fips_post_end(void)
	{
	if (post_failure)
		{
		post_status = FIPS_POST_STATUS_FAILED;
		if(fips_post_cb)
			fips_post_cb(FIPS_POST_END, 0, 0, NULL);
		}
	else
		{
		post_status = FIPS_POST_STATUS_OK;
		if (fips_post_cb)
			fips_post_cb(FIPS_POST_END, 1, 0, NULL);
		}
	}

/* A self test started */
int fips_post_started(int id, int subid, void *ex)
	{
	if (fips_post_cb)
		return fips_post_cb(FIPS_POST_STARTED, id, subid, ex);
	return 1;
	}
/* A self test passed successfully */
int fips_post_success(int id, int subid, void *ex)
	{
	if (fips_post_cb)
		return fips_post_cb(FIPS_POST_SUCCESS, id, subid, ex);
	return 1;
	}
/* A self test failed */
int fips_post_failed(int id, int subid, void *ex)
	{
	post_failure = 1;
	if (fips_post_cb)
		return fips_post_cb(FIPS_POST_FAIL, id, subid, ex);
	return 1;
	}
/* Indicate if a self test failure should be induced */
int fips_post_corrupt(int id, int subid, void *ex)
	{
	if (fips_post_cb)
		return fips_post_cb(FIPS_POST_CORRUPT, id, subid, ex);
	return 1;
	}
/* Note: if selftests running return status OK so their operation is
 * not interrupted. This will only happen while selftests are actually
 * running so will not interfere with normal operation.
 */
int fips_post_status(void)
	{
	return post_status > 0 ? 1 : 0;
	}
/* Run all selftests */
int FIPS_selftest(void)
	{
	int rv = 1;
	fips_post_begin();
	if(!FIPS_check_incore_fingerprint())
		rv = 0;
	if (!FIPS_selftest_drbg())
		rv = 0;
	if (!FIPS_selftest_x931())
		rv = 0;
    	if (!FIPS_selftest_sha1())
		rv = 0;
	if (!FIPS_selftest_hmac())
		rv = 0;
	if (!FIPS_selftest_cmac())
		rv = 0;
	if (!FIPS_selftest_aes())
		rv = 0;
	if (!FIPS_selftest_aes_ccm())
		rv = 0;
	if (!FIPS_selftest_aes_gcm())
		rv = 0;
	if (!FIPS_selftest_aes_xts())
		rv = 0;
	if (!FIPS_selftest_des())
		rv = 0;
	if (!FIPS_selftest_rsa())
		rv = 0;
	if (!FIPS_selftest_ecdsa())
		rv = 0;
	if (!FIPS_selftest_dsa())
		rv = 0;
	fips_post_end();
	return rv;
	}

/* Generalized public key test routine. Signs and verifies the data
 * supplied in tbs using mesage digest md and setting RSA padding mode
 * pad_mode. If the 'kat' parameter is not NULL it will
 * additionally check the signature matches it: a known answer test
 * The string "fail_str" is used for identification purposes in case
 * of failure. If "pkey" is NULL just perform a message digest check.
 */

int fips_pkey_signature_test(int id, EVP_PKEY *pkey,
			const unsigned char *tbs, size_t tbslen,
			const unsigned char *kat, size_t katlen,
			const EVP_MD *digest, int pad_mode,
			const char *fail_str)
	{	
	int subid;
	void *ex = NULL;
	int ret = 0;
	unsigned char *sig = NULL;
	unsigned int siglen;
	__fips_constseg
	static const unsigned char str1[]="12345678901234567890";
	DSA_SIG *dsig = NULL;
	ECDSA_SIG *esig = NULL;
	EVP_MD_CTX mctx;
	FIPS_md_ctx_init(&mctx);

	if (tbs == NULL)
		tbs = str1;

	if (tbslen == 0)
		tbslen = strlen((char *)tbs);

	if (digest == NULL)
		digest = EVP_sha256();

	subid = M_EVP_MD_type(digest);


	if (!fips_post_started(id, subid, pkey))
		return 1;

	if (!pkey || pkey->type == EVP_PKEY_RSA)
		{
		size_t sigsize;
		if (!pkey)
			sigsize = EVP_MAX_MD_SIZE;
		else
			sigsize = RSA_size(pkey->pkey.rsa);

		sig = OPENSSL_malloc(sigsize);
		if (!sig)
			{
			FIPSerr(FIPS_F_FIPS_PKEY_SIGNATURE_TEST,ERR_R_MALLOC_FAILURE);
			goto error;
			}
		}

	if (!FIPS_digestinit(&mctx, digest))
		goto error;
	if (!FIPS_digestupdate(&mctx, tbs, tbslen))
		goto error;

	if (!fips_post_corrupt(id, subid, pkey))
		{
		if (!FIPS_digestupdate(&mctx, tbs, 1))
			goto error;
		}

	if (pkey == NULL)
		{
		if (!FIPS_digestfinal(&mctx, sig, &siglen))
			goto error;
		}
	else if (pkey->type == EVP_PKEY_RSA)
		{
		if (!FIPS_rsa_sign_ctx(pkey->pkey.rsa, &mctx,
					pad_mode, 0, NULL, sig, &siglen))
			goto error;
		}
	else if (pkey->type == EVP_PKEY_DSA)
		{
		dsig = FIPS_dsa_sign_ctx(pkey->pkey.dsa, &mctx);
		if (!dsig)
			goto error;
		}
	else if (pkey->type == EVP_PKEY_EC)
		{
		esig = FIPS_ecdsa_sign_ctx(pkey->pkey.ec, &mctx);
		if (!esig)
			goto error;
		}

	if (kat && ((siglen != katlen) || memcmp(kat, sig, katlen)))
		goto error;
#if 0
	{
	/* Debug code to print out self test KAT discrepancies */
	unsigned int i;
	fprintf(stderr, "%s=", fail_str);
	for (i = 0; i < siglen; i++)
			fprintf(stderr, "%02X", sig[i]);
	fprintf(stderr, "\n");
	goto error;
	}
#endif
	/* If just digest test we've finished */
	if (pkey == NULL)
		{
		ret = 1;
		/* Well actually sucess as we've set ret to 1 */
		goto error;
		}
	if (!FIPS_digestinit(&mctx, digest))
		goto error;
	if (!FIPS_digestupdate(&mctx, tbs, tbslen))
		goto error;
	if (pkey->type == EVP_PKEY_RSA)
		{
		ret = FIPS_rsa_verify_ctx(pkey->pkey.rsa, &mctx,
						pad_mode, 0, NULL, sig, siglen);
		}
	else if (pkey->type == EVP_PKEY_DSA)
		{
		ret = FIPS_dsa_verify_ctx(pkey->pkey.dsa, &mctx, dsig);
		}
	else if (pkey->type == EVP_PKEY_EC)
		{
		ret = FIPS_ecdsa_verify_ctx(pkey->pkey.ec, &mctx, esig);
		}

	error:
	if (dsig != NULL)
		FIPS_dsa_sig_free(dsig);
	if (esig != NULL)
		FIPS_ecdsa_sig_free(esig);
	if (sig)
		OPENSSL_free(sig);
	FIPS_md_ctx_cleanup(&mctx);
	if (ret != 1)
		{
		FIPSerr(FIPS_F_FIPS_PKEY_SIGNATURE_TEST,FIPS_R_TEST_FAILURE);
		if (fail_str)
			FIPS_add_error_data(2, "Type=", fail_str);
		fips_post_failed(id, subid, ex);
		return 0;
		}
	return fips_post_success(id, subid, pkey);
	}

/* Generalized symmetric cipher test routine. Encrypt data, verify result
 * against known answer, decrypt and compare with original plaintext.
 */

int fips_cipher_test(int id, EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
			const unsigned char *key,
			const unsigned char *iv,
			const unsigned char *plaintext,
			const unsigned char *ciphertext,
			int len)
	{
	unsigned char pltmp[FIPS_MAX_CIPHER_TEST_SIZE];
	unsigned char citmp[FIPS_MAX_CIPHER_TEST_SIZE];
	int subid = M_EVP_CIPHER_nid(cipher);
	int rv = 0;
	OPENSSL_assert(len <= FIPS_MAX_CIPHER_TEST_SIZE);
	memset(pltmp, 0, FIPS_MAX_CIPHER_TEST_SIZE);
	memset(citmp, 0, FIPS_MAX_CIPHER_TEST_SIZE);

	if (!fips_post_started(id, subid, NULL))
		return 1;
	if (FIPS_cipherinit(ctx, cipher, key, iv, 1) <= 0)
		goto error;
	if (!FIPS_cipher(ctx, citmp, plaintext, len))
		goto error;
	if (memcmp(citmp, ciphertext, len))
		goto error;
	if (!fips_post_corrupt(id, subid, NULL))
			citmp[0] ^= 0x1;
	if (FIPS_cipherinit(ctx, cipher, key, iv, 0) <= 0)
		goto error;
	FIPS_cipher(ctx, pltmp, citmp, len);
	if (memcmp(pltmp, plaintext, len))
		goto error;
	rv = 1;
	error:
	if (rv == 0)
		{
		fips_post_failed(id, subid, NULL);
		return 0;
		}
	return fips_post_success(id, subid, NULL);
	}

#endif
Commit	Line	Data
ac892b7a DSH	1	/* ====================================================================
	2	* Copyright (c) 2011 The OpenSSL Project. All rights reserved.
	3	*
	4	* Redistribution and use in source and binary forms, with or without
	5	* modification, are permitted provided that the following conditions
	6	* are met:
	7	*
	8	* 1. Redistributions of source code must retain the above copyright
	9	* notice, this list of conditions and the following disclaimer.
	10	*
	11	* 2. Redistributions in binary form must reproduce the above copyright
	12	* notice, this list of conditions and the following disclaimer in
	13	* the documentation and/or other materials provided with the
	14	* distribution.
	15	*
	16	* 3. All advertising materials mentioning features or use of this
	17	* software must display the following acknowledgment:
	18	* "This product includes software developed by the OpenSSL Project
	19	* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
	20	*
	21	* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
	22	* endorse or promote products derived from this software without
	23	* prior written permission. For written permission, please contact
	24	* openssl-core@openssl.org.
	25	*
	26	* 5. Products derived from this software may not be called "OpenSSL"
	27	* nor may "OpenSSL" appear in their names without prior written
	28	* permission of the OpenSSL Project.
	29	*
	30	* 6. Redistributions of any form whatsoever must retain the following
	31	* acknowledgment:
	32	* "This product includes software developed by the OpenSSL Project
	33	* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
	34	*
	35	* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
	36	* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	37	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
	38	* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
	39	* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	40	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
	41	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
	42	* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	43	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
	44	* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	45	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
	46	* OF THE POSSIBILITY OF SUCH DAMAGE.
	47	*
	48	*/
	49
	50	#define OPENSSL_FIPSAPI
	51
	52	#include <openssl/crypto.h>
	53	#include <openssl/rand.h>
	54	#include <openssl/fips_rand.h>
	55	#include <openssl/err.h>
	56	#include <openssl/bio.h>
	57	#include <openssl/hmac.h>
	58	#include <openssl/rsa.h>
	59	#include <openssl/dsa.h>
	60	#include <openssl/ecdsa.h>
	61	#include <string.h>
	62	#include <limits.h>
	63
	64	#ifdef OPENSSL_FIPS
65
66	/* Power on self test (POST) support functions */
67
68	#include <openssl/fips.h>
69	#include "fips_locl.h"
70
71	/* POST notification callback */
72
73	int (fips_post_cb)(int op, int id, int subid, void ex);
74
75	void FIPS_post_set_callback(
76	int (post_cb)(int op, int id, int subid, void ex))
77	{
78	fips_post_cb = post_cb;
79	}
80
81	/* POST status: i.e. status of all tests */
82	#define FIPS_POST_STATUS_NOT_STARTED 0
83	#define FIPS_POST_STATUS_OK 1
84	#define FIPS_POST_STATUS_RUNNING 2
85	#define FIPS_POST_STATUS_FAILED -1
86	static int post_status = 0;
87	/* Set to 1 if any test failed */
88	static int post_failure = 0;
89
90	/* All tests started */
91
92	int fips_post_begin(void)
93	{
94	post_failure = 0;
95	post_status = FIPS_POST_STATUS_NOT_STARTED;
96	if (fips_post_cb)
97	if (!fips_post_cb(FIPS_POST_BEGIN, 0, 0, NULL))
98	return 0;
99	post_status = FIPS_POST_STATUS_RUNNING;
100	return 1;
101	}
102
103	void fips_post_end(void)
104	{
105	if (post_failure)
106	{
107	post_status = FIPS_POST_STATUS_FAILED;
8038511c DSH	108	if(fips_post_cb)
8038511c DSH	109	fips_post_cb(FIPS_POST_END, 0, 0, NULL);
ac892b7a DSH	110	}
	111	else
	112	{
	113	post_status = FIPS_POST_STATUS_OK;
8038511c DSH	114	if (fips_post_cb)
8038511c DSH	115	fips_post_cb(FIPS_POST_END, 1, 0, NULL);
ac892b7a DSH	116	}
	117	}
	118
	119	/* A self test started */
	120	int fips_post_started(int id, int subid, void *ex)
	121	{
	122	if (fips_post_cb)
	123	return fips_post_cb(FIPS_POST_STARTED, id, subid, ex);
	124	return 1;
	125	}
	126	/* A self test passed successfully */
	127	int fips_post_success(int id, int subid, void *ex)
	128	{
	129	if (fips_post_cb)
	130	return fips_post_cb(FIPS_POST_SUCCESS, id, subid, ex);
	131	return 1;
	132	}
	133	/* A self test failed */
	134	int fips_post_failed(int id, int subid, void *ex)
	135	{
	136	post_failure = 1;
	137	if (fips_post_cb)
	138	return fips_post_cb(FIPS_POST_FAIL, id, subid, ex);
	139	return 1;
	140	}
	141	/* Indicate if a self test failure should be induced */
	142	int fips_post_corrupt(int id, int subid, void *ex)
	143	{
	144	if (fips_post_cb)
	145	return fips_post_cb(FIPS_POST_CORRUPT, id, subid, ex);
	146	return 1;
	147	}
	148	/* Note: if selftests running return status OK so their operation is
	149	* not interrupted. This will only happen while selftests are actually
	150	* running so will not interfere with normal operation.
	151	*/
	152	int fips_post_status(void)
	153	{
	154	return post_status > 0 ? 1 : 0;
	155	}
	156	/* Run all selftests */
	157	int FIPS_selftest(void)
	158	{
	159	int rv = 1;
	160	fips_post_begin();
	161	if(!FIPS_check_incore_fingerprint())
	162	rv = 0;
	163	if (!FIPS_selftest_drbg())
	164	rv = 0;
	165	if (!FIPS_selftest_x931())
	166	rv = 0;
	167	if (!FIPS_selftest_sha1())
	168	rv = 0;
	169	if (!FIPS_selftest_hmac())
	170	rv = 0;
	171	if (!FIPS_selftest_cmac())
	172	rv = 0;
	173	if (!FIPS_selftest_aes())
	174	rv = 0;
cb1b3aa1 DSH	175	if (!FIPS_selftest_aes_ccm())
cb1b3aa1 DSH	176	rv = 0;
ac892b7a DSH	177	if (!FIPS_selftest_aes_gcm())
ac892b7a DSH	178	rv = 0;
bf8131f7 DSH	179	if (!FIPS_selftest_aes_xts())
bf8131f7 DSH	180	rv = 0;
ac892b7a DSH	181	if (!FIPS_selftest_des())
	182	rv = 0;
	183	if (!FIPS_selftest_rsa())
	184	rv = 0;
	185	if (!FIPS_selftest_ecdsa())
	186	rv = 0;
	187	if (!FIPS_selftest_dsa())
	188	rv = 0;
	189	fips_post_end();
	190	return rv;
	191	}
	192
	193	/* Generalized public key test routine. Signs and verifies the data
	194	* supplied in tbs using mesage digest md and setting RSA padding mode
	195	* pad_mode. If the 'kat' parameter is not NULL it will
	196	* additionally check the signature matches it: a known answer test
	197	* The string "fail_str" is used for identification purposes in case
	198	* of failure. If "pkey" is NULL just perform a message digest check.
	199	*/
	200
	201	int fips_pkey_signature_test(int id, EVP_PKEY *pkey,
	202	const unsigned char *tbs, size_t tbslen,
	203	const unsigned char *kat, size_t katlen,
	204	const EVP_MD *digest, int pad_mode,
	205	const char *fail_str)
	206	{
	207	int subid;
	208	void *ex = NULL;
	209	int ret = 0;
	210	unsigned char *sig = NULL;
	211	unsigned int siglen;
03e389cf	212	__fips_constseg
ac892b7a DSH	213	static const unsigned char str1[]="12345678901234567890";
	214	DSA_SIG *dsig = NULL;
	215	ECDSA_SIG *esig = NULL;
	216	EVP_MD_CTX mctx;
	217	FIPS_md_ctx_init(&mctx);
	218
	219	if (tbs == NULL)
	220	tbs = str1;
	221
	222	if (tbslen == 0)
	223	tbslen = strlen((char *)tbs);
	224
	225	if (digest == NULL)
	226	digest = EVP_sha256();
	227
	228	subid = M_EVP_MD_type(digest);
	229
	230
	231	if (!fips_post_started(id, subid, pkey))
	232	return 1;
	233
	234	if (!pkey \|\| pkey->type == EVP_PKEY_RSA)
	235	{
	236	size_t sigsize;
	237	if (!pkey)
	238	sigsize = EVP_MAX_MD_SIZE;
	239	else
	240	sigsize = RSA_size(pkey->pkey.rsa);
	241
	242	sig = OPENSSL_malloc(sigsize);
	243	if (!sig)
	244	{
	245	FIPSerr(FIPS_F_FIPS_PKEY_SIGNATURE_TEST,ERR_R_MALLOC_FAILURE);
	246	goto error;
	247	}
	248	}
	249
	250	if (!FIPS_digestinit(&mctx, digest))
	251	goto error;
	252	if (!FIPS_digestupdate(&mctx, tbs, tbslen))
	253	goto error;
	254
	255	if (!fips_post_corrupt(id, subid, pkey))
	256	{
	257	if (!FIPS_digestupdate(&mctx, tbs, 1))
	258	goto error;
	259	}
	260
	261	if (pkey == NULL)
	262	{
	263	if (!FIPS_digestfinal(&mctx, sig, &siglen))
	264	goto error;
	265	}
	266	else if (pkey->type == EVP_PKEY_RSA)
	267	{
	268	if (!FIPS_rsa_sign_ctx(pkey->pkey.rsa, &mctx,
	269	pad_mode, 0, NULL, sig, &siglen))
	270	goto error;
	271	}
	272	else if (pkey->type == EVP_PKEY_DSA)
	273	{
	274	dsig = FIPS_dsa_sign_ctx(pkey->pkey.dsa, &mctx);
	275	if (!dsig)
	276	goto error;
277	}
278	else if (pkey->type == EVP_PKEY_EC)
279	{
280	esig = FIPS_ecdsa_sign_ctx(pkey->pkey.ec, &mctx);
281	if (!esig)
282	goto error;
283	}
284
285	if (kat && ((siglen != katlen) \|\| memcmp(kat, sig, katlen)))
286	goto error;
287	#if 0
288	{
289	/* Debug code to print out self test KAT discrepancies */
290	unsigned int i;
291	fprintf(stderr, "%s=", fail_str);
292	for (i = 0; i < siglen; i++)
293	fprintf(stderr, "%02X", sig[i]);
294	fprintf(stderr, "\n");
295	goto error;
296	}
297	#endif
298	/* If just digest test we've finished */
299	if (pkey == NULL)
300	{
301	ret = 1;
302	/* Well actually sucess as we've set ret to 1 */
303	goto error;
304	}
305	if (!FIPS_digestinit(&mctx, digest))
306	goto error;
307	if (!FIPS_digestupdate(&mctx, tbs, tbslen))
308	goto error;
309	if (pkey->type == EVP_PKEY_RSA)
310	{
311	ret = FIPS_rsa_verify_ctx(pkey->pkey.rsa, &mctx,
312	pad_mode, 0, NULL, sig, siglen);
313	}
314	else if (pkey->type == EVP_PKEY_DSA)
315	{
316	ret = FIPS_dsa_verify_ctx(pkey->pkey.dsa, &mctx, dsig);
317	}
318	else if (pkey->type == EVP_PKEY_EC)
319	{
320	ret = FIPS_ecdsa_verify_ctx(pkey->pkey.ec, &mctx, esig);
321	}
322
323	error:
324	if (dsig != NULL)
325	FIPS_dsa_sig_free(dsig);
326	if (esig != NULL)
327	FIPS_ecdsa_sig_free(esig);
328	if (sig)
329	OPENSSL_free(sig);
330	FIPS_md_ctx_cleanup(&mctx);
331	if (ret != 1)
332	{
333	FIPSerr(FIPS_F_FIPS_PKEY_SIGNATURE_TEST,FIPS_R_TEST_FAILURE);
334	if (fail_str)
335	FIPS_add_error_data(2, "Type=", fail_str);
336	fips_post_failed(id, subid, ex);
337	return 0;
338	}
339	return fips_post_success(id, subid, pkey);
340	}
341
342	/* Generalized symmetric cipher test routine. Encrypt data, verify result
343	* against known answer, decrypt and compare with original plaintext.
344	*/
345
346	int fips_cipher_test(int id, EVP_CIPHER_CTX ctx, const EVP_CIPHER cipher,
347	const unsigned char *key,
348	const unsigned char *iv,
349	const unsigned char *plaintext,
350	const unsigned char *ciphertext,
351	int len)
352	{
353	unsigned char pltmp[FIPS_MAX_CIPHER_TEST_SIZE];
354	unsigned char citmp[FIPS_MAX_CIPHER_TEST_SIZE];
355	int subid = M_EVP_CIPHER_nid(cipher);
356	int rv = 0;
357	OPENSSL_assert(len <= FIPS_MAX_CIPHER_TEST_SIZE);
358	memset(pltmp, 0, FIPS_MAX_CIPHER_TEST_SIZE);
359	memset(citmp, 0, FIPS_MAX_CIPHER_TEST_SIZE);
360
361	if (!fips_post_started(id, subid, NULL))
362	return 1;
363	if (FIPS_cipherinit(ctx, cipher, key, iv, 1) <= 0)
364	goto error;
365	if (!FIPS_cipher(ctx, citmp, plaintext, len))
366	goto error;
367	if (memcmp(citmp, ciphertext, len))
368	goto error;
369	if (!fips_post_corrupt(id, subid, NULL))
370	citmp[0] ^= 0x1;
371	if (FIPS_cipherinit(ctx, cipher, key, iv, 0) <= 0)
372	goto error;
373	FIPS_cipher(ctx, pltmp, citmp, len);
374	if (memcmp(pltmp, plaintext, len))
375	goto error;
376	rv = 1;
377	error:
378	if (rv == 0)
379	{
380	fips_post_failed(id, subid, NULL);
381	return 0;
382	}
383	return fips_post_success(id, subid, NULL);
384	}
385
386	#endif