diff options
Diffstat (limited to 'openssl/fips/dh/fips_dh_lib.c')
| -rw-r--r-- | openssl/fips/dh/fips_dh_lib.c | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/openssl/fips/dh/fips_dh_lib.c b/openssl/fips/dh/fips_dh_lib.c new file mode 100644 index 000000000..4a822cf19 --- /dev/null +++ b/openssl/fips/dh/fips_dh_lib.c @@ -0,0 +1,95 @@ +/* fips_dh_lib.c */ +/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL + * project 2007. + */ +/* ==================================================================== + * Copyright (c) 2007 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 + * licensing@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. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ + +#include <string.h> +#include <openssl/bn.h> +#include <openssl/dh.h> + +/* Minimal FIPS versions of FIPS_dh_new() and FIPS_dh_free(): to + * reduce external dependencies. + */ + +DH *FIPS_dh_new(void) + { + DH *ret; + ret = OPENSSL_malloc(sizeof(DH)); + if (!ret) + return NULL; + memset(ret, 0, sizeof(DH)); + ret->meth = DH_OpenSSL(); + if (ret->meth->init) + ret->meth->init(ret); + return ret; + } + +void FIPS_dh_free(DH *r) + { + if (!r) + return; + if (r->meth->finish) + r->meth->finish(r); + if (r->p != NULL) BN_clear_free(r->p); + if (r->g != NULL) BN_clear_free(r->g); + if (r->q != NULL) BN_clear_free(r->q); + if (r->j != NULL) BN_clear_free(r->j); + if (r->seed) OPENSSL_free(r->seed); + if (r->counter != NULL) BN_clear_free(r->counter); + if (r->pub_key != NULL) BN_clear_free(r->pub_key); + if (r->priv_key != NULL) BN_clear_free(r->priv_key); + OPENSSL_free(r); + } |