fips_rsa_lib.c revision 194206
1/* fips_rsa_sign.c */ 2/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL 3 * project 2007. 4 */ 5/* ==================================================================== 6 * Copyright (c) 2007 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 <string.h> 60#include <openssl/evp.h> 61#include <openssl/rsa.h> 62#include <openssl/bn.h> 63#include <openssl/err.h> 64 65/* Minimal FIPS versions of FIPS_rsa_new() and FIPS_rsa_free: to 66 * reduce external dependencies. 67 */ 68 69RSA *FIPS_rsa_new(void) 70 { 71 RSA *ret; 72 ret = OPENSSL_malloc(sizeof(RSA)); 73 if (!ret) 74 return NULL; 75 memset(ret, 0, sizeof(RSA)); 76 ret->meth = RSA_PKCS1_SSLeay(); 77 if (ret->meth->init) 78 ret->meth->init(ret); 79 return ret; 80 } 81 82void FIPS_rsa_free(RSA *r) 83 { 84 if (!r) 85 return; 86 if (r->meth->finish) 87 r->meth->finish(r); 88 if (r->n != NULL) BN_clear_free(r->n); 89 if (r->e != NULL) BN_clear_free(r->e); 90 if (r->d != NULL) BN_clear_free(r->d); 91 if (r->p != NULL) BN_clear_free(r->p); 92 if (r->q != NULL) BN_clear_free(r->q); 93 if (r->dmp1 != NULL) BN_clear_free(r->dmp1); 94 if (r->dmq1 != NULL) BN_clear_free(r->dmq1); 95 if (r->iqmp != NULL) BN_clear_free(r->iqmp); 96 if (r->blinding != NULL) BN_BLINDING_free(r->blinding); 97 if (r->mt_blinding != NULL) BN_BLINDING_free(r->mt_blinding); 98 if (r->bignum_data != NULL) OPENSSL_free_locked(r->bignum_data); 99 OPENSSL_free(r); 100 } 101 102