1 /* ====================================================================
2 * Copyright (c) 2011 The OpenSSL Project. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
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
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/)"
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22 * endorse or promote products derived from this software without
23 * prior written permission. For written permission, please contact
24 * openssl-core@openssl.org.
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.
30 * 6. Redistributions of any form whatsoever must retain the following
32 * "This product includes software developed by the OpenSSL Project
33 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
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
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50 #define OPENSSL_FIPSAPI
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>
66 /* Power on self test (POST) support functions */
68 #include <openssl/fips.h>
69 #include "fips_locl.h"
71 /* POST notification callback */
73 int (*fips_post_cb)(int op, int id, int subid, void *ex);
75 void FIPS_post_set_callback(
76 int (*post_cb)(int op, int id, int subid, void *ex))
78 fips_post_cb = post_cb;
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;
90 /* All tests started */
92 int fips_post_begin(void)
95 post_status = FIPS_POST_STATUS_NOT_STARTED;
97 if (!fips_post_cb(FIPS_POST_BEGIN, 0, 0, NULL))
99 post_status = FIPS_POST_STATUS_RUNNING;
103 void fips_post_end(void)
107 post_status = FIPS_POST_STATUS_FAILED;
109 fips_post_cb(FIPS_POST_END, 0, 0, NULL);
113 post_status = FIPS_POST_STATUS_OK;
115 fips_post_cb(FIPS_POST_END, 1, 0, NULL);
119 /* A self test started */
120 int fips_post_started(int id, int subid, void *ex)
123 return fips_post_cb(FIPS_POST_STARTED, id, subid, ex);
126 /* A self test passed successfully */
127 int fips_post_success(int id, int subid, void *ex)
130 return fips_post_cb(FIPS_POST_SUCCESS, id, subid, ex);
133 /* A self test failed */
134 int fips_post_failed(int id, int subid, void *ex)
138 return fips_post_cb(FIPS_POST_FAIL, id, subid, ex);
141 /* Indicate if a self test failure should be induced */
142 int fips_post_corrupt(int id, int subid, void *ex)
145 return fips_post_cb(FIPS_POST_CORRUPT, id, subid, ex);
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.
152 int fips_post_status(void)
154 return post_status > 0 ? 1 : 0;
156 /* Run all selftests */
157 int FIPS_selftest(void)
161 if(!FIPS_check_incore_fingerprint())
163 if (!FIPS_selftest_drbg())
165 if (!FIPS_selftest_x931())
167 if (!FIPS_selftest_sha1())
169 if (!FIPS_selftest_hmac())
171 if (!FIPS_selftest_cmac())
173 if (!FIPS_selftest_aes())
175 if (!FIPS_selftest_aes_gcm())
177 if (!FIPS_selftest_aes_xts())
179 if (!FIPS_selftest_des())
181 if (!FIPS_selftest_rsa())
183 if (!FIPS_selftest_ecdsa())
185 if (!FIPS_selftest_dsa())
191 /* Generalized public key test routine. Signs and verifies the data
192 * supplied in tbs using mesage digest md and setting RSA padding mode
193 * pad_mode. If the 'kat' parameter is not NULL it will
194 * additionally check the signature matches it: a known answer test
195 * The string "fail_str" is used for identification purposes in case
196 * of failure. If "pkey" is NULL just perform a message digest check.
199 int fips_pkey_signature_test(int id, EVP_PKEY *pkey,
200 const unsigned char *tbs, size_t tbslen,
201 const unsigned char *kat, size_t katlen,
202 const EVP_MD *digest, int pad_mode,
203 const char *fail_str)
208 unsigned char *sig = NULL;
210 static const unsigned char str1[]="12345678901234567890";
211 DSA_SIG *dsig = NULL;
212 ECDSA_SIG *esig = NULL;
214 FIPS_md_ctx_init(&mctx);
220 tbslen = strlen((char *)tbs);
223 digest = EVP_sha256();
225 subid = M_EVP_MD_type(digest);
228 if (!fips_post_started(id, subid, pkey))
231 if (!pkey || pkey->type == EVP_PKEY_RSA)
235 sigsize = EVP_MAX_MD_SIZE;
237 sigsize = RSA_size(pkey->pkey.rsa);
239 sig = OPENSSL_malloc(sigsize);
242 FIPSerr(FIPS_F_FIPS_PKEY_SIGNATURE_TEST,ERR_R_MALLOC_FAILURE);
247 if (!FIPS_digestinit(&mctx, digest))
249 if (!FIPS_digestupdate(&mctx, tbs, tbslen))
252 if (!fips_post_corrupt(id, subid, pkey))
254 if (!FIPS_digestupdate(&mctx, tbs, 1))
260 if (!FIPS_digestfinal(&mctx, sig, &siglen))
263 else if (pkey->type == EVP_PKEY_RSA)
265 if (!FIPS_rsa_sign_ctx(pkey->pkey.rsa, &mctx,
266 pad_mode, 0, NULL, sig, &siglen))
269 else if (pkey->type == EVP_PKEY_DSA)
271 dsig = FIPS_dsa_sign_ctx(pkey->pkey.dsa, &mctx);
275 else if (pkey->type == EVP_PKEY_EC)
277 esig = FIPS_ecdsa_sign_ctx(pkey->pkey.ec, &mctx);
282 if (kat && ((siglen != katlen) || memcmp(kat, sig, katlen)))
286 /* Debug code to print out self test KAT discrepancies */
288 fprintf(stderr, "%s=", fail_str);
289 for (i = 0; i < siglen; i++)
290 fprintf(stderr, "%02X", sig[i]);
291 fprintf(stderr, "\n");
295 /* If just digest test we've finished */
299 /* Well actually sucess as we've set ret to 1 */
302 if (!FIPS_digestinit(&mctx, digest))
304 if (!FIPS_digestupdate(&mctx, tbs, tbslen))
306 if (pkey->type == EVP_PKEY_RSA)
308 ret = FIPS_rsa_verify_ctx(pkey->pkey.rsa, &mctx,
309 pad_mode, 0, NULL, sig, siglen);
311 else if (pkey->type == EVP_PKEY_DSA)
313 ret = FIPS_dsa_verify_ctx(pkey->pkey.dsa, &mctx, dsig);
315 else if (pkey->type == EVP_PKEY_EC)
317 ret = FIPS_ecdsa_verify_ctx(pkey->pkey.ec, &mctx, esig);
322 FIPS_dsa_sig_free(dsig);
324 FIPS_ecdsa_sig_free(esig);
327 FIPS_md_ctx_cleanup(&mctx);
330 FIPSerr(FIPS_F_FIPS_PKEY_SIGNATURE_TEST,FIPS_R_TEST_FAILURE);
332 FIPS_add_error_data(2, "Type=", fail_str);
333 fips_post_failed(id, subid, ex);
336 return fips_post_success(id, subid, pkey);
339 /* Generalized symmetric cipher test routine. Encrypt data, verify result
340 * against known answer, decrypt and compare with original plaintext.
343 int fips_cipher_test(int id, EVP_CIPHER_CTX *ctx, const EVP_CIPHER *cipher,
344 const unsigned char *key,
345 const unsigned char *iv,
346 const unsigned char *plaintext,
347 const unsigned char *ciphertext,
350 unsigned char pltmp[FIPS_MAX_CIPHER_TEST_SIZE];
351 unsigned char citmp[FIPS_MAX_CIPHER_TEST_SIZE];
352 int subid = M_EVP_CIPHER_nid(cipher);
354 OPENSSL_assert(len <= FIPS_MAX_CIPHER_TEST_SIZE);
355 memset(pltmp, 0, FIPS_MAX_CIPHER_TEST_SIZE);
356 memset(citmp, 0, FIPS_MAX_CIPHER_TEST_SIZE);
358 if (!fips_post_started(id, subid, NULL))
360 if (FIPS_cipherinit(ctx, cipher, key, iv, 1) <= 0)
362 if (!FIPS_cipher(ctx, citmp, plaintext, len))
364 if (memcmp(citmp, ciphertext, len))
366 if (!fips_post_corrupt(id, subid, NULL))
368 if (FIPS_cipherinit(ctx, cipher, key, iv, 0) <= 0)
370 FIPS_cipher(ctx, pltmp, citmp, len);
371 if (memcmp(pltmp, plaintext, len))
377 fips_post_failed(id, subid, NULL);
380 return fips_post_success(id, subid, NULL);