release/src/router/openssl/crypto/o_fips.c

   1 /* Written by Stephen henson (steve@openssl.org) for the OpenSSL
   2  * project 2011.
   3  */
   4 /* ====================================================================
   5  * Copyright (c) 2011 The OpenSSL Project.  All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  *
  11  * 1. Redistributions of source code must retain the above copyright
  12  *    notice, this list of conditions and the following disclaimer.
  13  *
  14  * 2. Redistributions in binary form must reproduce the above copyright
  15  *    notice, this list of conditions and the following disclaimer in
  16  *    the documentation and/or other materials provided with the
  17  *    distribution.
  18  *
  19  * 3. All advertising materials mentioning features or use of this
  20  *    software must display the following acknowledgment:
  21  *    "This product includes software developed by the OpenSSL Project
  22  *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
  23  *
  24  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  25  *    endorse or promote products derived from this software without
  26  *    prior written permission. For written permission, please contact
  27  *    openssl-core@openssl.org.
  28  *
  29  * 5. Products derived from this software may not be called "OpenSSL"
  30  *    nor may "OpenSSL" appear in their names without prior written
  31  *    permission of the OpenSSL Project.
  32  *
  33  * 6. Redistributions of any form whatsoever must retain the following
  34  *    acknowledgment:
  35  *    "This product includes software developed by the OpenSSL Project
  36  *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
  37  *
  38  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  39  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  40  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  41  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  42  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  43  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  44  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  45  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  46  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  47  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  48  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  49  * OF THE POSSIBILITY OF SUCH DAMAGE.
  50  * ====================================================================
  51  *
  52  * This product includes cryptographic software written by Eric Young
  53  * (eay@cryptsoft.com).  This product includes software written by Tim
  54  * Hudson (tjh@cryptsoft.com).
  55  *
  56  */
  57
  58 #include "cryptlib.h"
  59 #ifdef OPENSSL_FIPS
  60 #include <openssl/fips.h>
  61 #include <openssl/fips_rand.h>
  62 #include <openssl/rand.h>
  63 #endif
  64
  65 int FIPS_mode(void)
  66         {
  67         OPENSSL_init();
  68 #ifdef OPENSSL_FIPS
  69         return FIPS_module_mode();
  70 #else
  71         return 0;
  72 #endif
  73         }
  74
  75 int FIPS_mode_set(int r)
  76         {
  77         OPENSSL_init();
  78 #ifdef OPENSSL_FIPS
  79 #ifndef FIPS_AUTH_USER_PASS
  80 #define FIPS_AUTH_USER_PASS     "Default FIPS Crypto User Password"
  81 #endif
  82         if (!FIPS_module_mode_set(r, FIPS_AUTH_USER_PASS))
  83                 return 0;
  84         if (r)
  85                 RAND_set_rand_method(FIPS_rand_get_method());
  86         else
  87                 RAND_set_rand_method(NULL);
  88         return 1;
  89 #else
  90         if (r == 0)
  91                 return 1;
  92         CRYPTOerr(CRYPTO_F_FIPS_MODE_SET, CRYPTO_R_FIPS_MODE_NOT_SUPPORTED);
  93         return 0;
  94 #endif
  95         }
  96