diff options
Diffstat (limited to 'fips/utl/fips_md.c')
| -rw-r--r-- | fips/utl/fips_md.c | 347 |
1 files changed, 0 insertions, 347 deletions
diff --git a/fips/utl/fips_md.c b/fips/utl/fips_md.c deleted file mode 100644 index 5e9fe4e4ee..0000000000 --- a/fips/utl/fips_md.c +++ /dev/null @@ -1,347 +0,0 @@ -/* fips/evp/fips_md.c */ -/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) - * All rights reserved. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * 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 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 acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS 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 AUTHOR OR 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. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * copied and put under another distribution licence - * [including the GNU Public Licence.] - */ -/* ==================================================================== - * Copyright (c) 1998-2001 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. - * ==================================================================== - * - * This product includes cryptographic software written by Eric Young - * (eay@cryptsoft.com). This product includes software written by Tim - * Hudson (tjh@cryptsoft.com). - * - */ - -/* Minimal standalone FIPS versions of Digest operations */ - -#define OPENSSL_FIPSAPI - -#include <stdio.h> -#include <string.h> -#include <openssl/objects.h> -#include <openssl/evp.h> -#include <openssl/err.h> -#include <openssl/fips.h> - -void FIPS_md_ctx_init(EVP_MD_CTX *ctx) - { - memset(ctx,'\0',sizeof *ctx); - } - -EVP_MD_CTX *FIPS_md_ctx_create(void) - { - EVP_MD_CTX *ctx=OPENSSL_malloc(sizeof *ctx); - - if (ctx) - FIPS_md_ctx_init(ctx); - - return ctx; - } - -/* The purpose of these is to trap programs that attempt to use non FIPS - * algorithms in FIPS mode and ignore the errors. - */ - -static int bad_init(EVP_MD_CTX *ctx) - { FIPS_ERROR_IGNORED("Digest init"); return 0;} - -static int bad_update(EVP_MD_CTX *ctx,const void *data,size_t count) - { FIPS_ERROR_IGNORED("Digest update"); return 0;} - -static int bad_final(EVP_MD_CTX *ctx,unsigned char *md) - { FIPS_ERROR_IGNORED("Digest Final"); return 0;} - -static const EVP_MD bad_md = - { - 0, - 0, - 0, - 0, - bad_init, - bad_update, - bad_final, - NULL, - NULL, - NULL, - 0, - {0,0,0,0}, - }; - -int FIPS_digestinit(EVP_MD_CTX *ctx, const EVP_MD *type) - { - M_EVP_MD_CTX_clear_flags(ctx,EVP_MD_CTX_FLAG_CLEANED); - if(FIPS_selftest_failed()) - { - FIPSerr(FIPS_F_FIPS_DIGESTINIT,FIPS_R_FIPS_SELFTEST_FAILED); - ctx->digest = &bad_md; - ctx->update = bad_update; - return 0; - } - if(FIPS_module_mode() && !(type->flags & EVP_MD_FLAG_FIPS) && - !(ctx->flags & EVP_MD_CTX_FLAG_NON_FIPS_ALLOW)) - { - EVPerr(EVP_F_FIPS_DIGESTINIT, EVP_R_DISABLED_FOR_FIPS); - ctx->digest = &bad_md; - ctx->update = bad_update; - return 0; - } - if (ctx->digest != type) - { - if (ctx->digest && ctx->digest->ctx_size) - OPENSSL_free(ctx->md_data); - ctx->digest=type; - if (!(ctx->flags & EVP_MD_CTX_FLAG_NO_INIT) && type->ctx_size) - { - ctx->update = type->update; - ctx->md_data=OPENSSL_malloc(type->ctx_size); - if (ctx->md_data == NULL) - { - EVPerr(EVP_F_FIPS_DIGESTINIT, - ERR_R_MALLOC_FAILURE); - return 0; - } - } - } - if (ctx->flags & EVP_MD_CTX_FLAG_NO_INIT) - return 1; - return ctx->digest->init(ctx); - } - -int FIPS_digestupdate(EVP_MD_CTX *ctx, const void *data, size_t count) - { - if (FIPS_selftest_failed()) - { - FIPSerr(FIPS_F_FIPS_DIGESTUPDATE, FIPS_R_SELFTEST_FAILED); - return 0; - } - return ctx->update(ctx,data,count); - } - -/* The caller can assume that this removes any secret data from the context */ -int FIPS_digestfinal(EVP_MD_CTX *ctx, unsigned char *md, unsigned int *size) - { - int ret; - - if (FIPS_selftest_failed()) - { - FIPSerr(FIPS_F_FIPS_DIGESTFINAL, FIPS_R_SELFTEST_FAILED); - return 0; - } - - OPENSSL_assert(ctx->digest->md_size <= EVP_MAX_MD_SIZE); - ret=ctx->digest->final(ctx,md); - if (size != NULL) - *size=ctx->digest->md_size; - if (ctx->digest->cleanup) - { - ctx->digest->cleanup(ctx); - M_EVP_MD_CTX_set_flags(ctx,EVP_MD_CTX_FLAG_CLEANED); - } - memset(ctx->md_data,0,ctx->digest->ctx_size); - return ret; - } - -int FIPS_digest(const void *data, size_t count, - unsigned char *md, unsigned int *size, const EVP_MD *type) - { - EVP_MD_CTX ctx; - int ret; - - FIPS_md_ctx_init(&ctx); - M_EVP_MD_CTX_set_flags(&ctx,EVP_MD_CTX_FLAG_ONESHOT); - ret=FIPS_digestinit(&ctx, type) - && FIPS_digestupdate(&ctx, data, count) - && FIPS_digestfinal(&ctx, md, size); - FIPS_md_ctx_cleanup(&ctx); - - return ret; - } - -void FIPS_md_ctx_destroy(EVP_MD_CTX *ctx) - { - FIPS_md_ctx_cleanup(ctx); - OPENSSL_free(ctx); - } - -/* This call frees resources associated with the context */ -int FIPS_md_ctx_cleanup(EVP_MD_CTX *ctx) - { - /* Don't assume ctx->md_data was cleaned in FIPS_digest_Final, - * because sometimes only copies of the context are ever finalised. - */ - if (ctx->digest && ctx->digest->cleanup - && !M_EVP_MD_CTX_test_flags(ctx,EVP_MD_CTX_FLAG_CLEANED)) - ctx->digest->cleanup(ctx); - if (ctx->digest && ctx->digest->ctx_size && ctx->md_data - && !M_EVP_MD_CTX_test_flags(ctx, EVP_MD_CTX_FLAG_REUSE)) - { - OPENSSL_cleanse(ctx->md_data,ctx->digest->ctx_size); - OPENSSL_free(ctx->md_data); - } - memset(ctx,'\0',sizeof *ctx); - - return 1; - } - -int FIPS_md_ctx_copy(EVP_MD_CTX *out, const EVP_MD_CTX *in) - { - unsigned char *tmp_buf; - if ((in == NULL) || (in->digest == NULL)) - { - EVPerr(EVP_F_FIPS_MD_CTX_COPY,EVP_R_INPUT_NOT_INITIALIZED); - return 0; - } - - if (out->digest == in->digest) - { - tmp_buf = out->md_data; - M_EVP_MD_CTX_set_flags(out,EVP_MD_CTX_FLAG_REUSE); - } - else tmp_buf = NULL; - FIPS_md_ctx_cleanup(out); - memcpy(out,in,sizeof *out); - - if (in->md_data && out->digest->ctx_size) - { - if (tmp_buf) - out->md_data = tmp_buf; - else - { - out->md_data=OPENSSL_malloc(out->digest->ctx_size); - if (!out->md_data) - { - EVPerr(EVP_F_FIPS_MD_CTX_COPY,ERR_R_MALLOC_FAILURE); - return 0; - } - } - memcpy(out->md_data,in->md_data,out->digest->ctx_size); - } - - out->update = in->update; - - if (out->digest->copy) - return out->digest->copy(out,in); - - return 1; - } - -const EVP_MD *FIPS_get_digestbynid(int nid) - { - switch (nid) - { - case NID_sha1: - return EVP_sha1(); - - case NID_sha224: - return EVP_sha224(); - - case NID_sha256: - return EVP_sha256(); - - case NID_sha384: - return EVP_sha384(); - - case NID_sha512: - return EVP_sha512(); - - default: - return NULL; - } - } |