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/* $OpenBSD: ts_verify_ctx.c,v 1.8 2015/02/10 09:46:30 miod Exp $ */ |
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/* Written by Zoltan Glozik (zglozik@stones.com) for the OpenSSL |
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* project 2003. |
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*/ |
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/* ==================================================================== |
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* Copyright (c) 2006 The OpenSSL Project. All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* |
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* 3. All advertising materials mentioning features or use of this |
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* software must display the following acknowledgment: |
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* "This product includes software developed by the OpenSSL Project |
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" |
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* |
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to |
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* endorse or promote products derived from this software without |
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* prior written permission. For written permission, please contact |
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* licensing@OpenSSL.org. |
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* |
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* 5. Products derived from this software may not be called "OpenSSL" |
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* nor may "OpenSSL" appear in their names without prior written |
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* permission of the OpenSSL Project. |
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* |
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* 6. Redistributions of any form whatsoever must retain the following |
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* acknowledgment: |
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* "This product includes software developed by the OpenSSL Project |
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY |
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR |
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
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* OF THE POSSIBILITY OF SUCH DAMAGE. |
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* ==================================================================== |
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* |
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* This product includes cryptographic software written by Eric Young |
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* (eay@cryptsoft.com). This product includes software written by Tim |
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* Hudson (tjh@cryptsoft.com). |
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* |
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*/ |
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#include <string.h> |
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#include <openssl/err.h> |
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#include <openssl/objects.h> |
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#include <openssl/ts.h> |
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TS_VERIFY_CTX * |
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TS_VERIFY_CTX_new(void) |
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{ |
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TS_VERIFY_CTX *ctx = calloc(1, sizeof(TS_VERIFY_CTX)); |
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if (!ctx) |
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TSerr(TS_F_TS_VERIFY_CTX_NEW, ERR_R_MALLOC_FAILURE); |
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return ctx; |
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} |
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void |
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TS_VERIFY_CTX_init(TS_VERIFY_CTX *ctx) |
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{ |
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memset(ctx, 0, sizeof(TS_VERIFY_CTX)); |
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} |
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void |
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TS_VERIFY_CTX_free(TS_VERIFY_CTX *ctx) |
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{ |
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if (!ctx) |
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return; |
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TS_VERIFY_CTX_cleanup(ctx); |
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free(ctx); |
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} |
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void |
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TS_VERIFY_CTX_cleanup(TS_VERIFY_CTX *ctx) |
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{ |
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if (!ctx) |
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return; |
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X509_STORE_free(ctx->store); |
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sk_X509_pop_free(ctx->certs, X509_free); |
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ASN1_OBJECT_free(ctx->policy); |
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X509_ALGOR_free(ctx->md_alg); |
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free(ctx->imprint); |
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BIO_free_all(ctx->data); |
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ASN1_INTEGER_free(ctx->nonce); |
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GENERAL_NAME_free(ctx->tsa_name); |
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TS_VERIFY_CTX_init(ctx); |
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} |
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TS_VERIFY_CTX * |
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TS_REQ_to_TS_VERIFY_CTX(TS_REQ *req, TS_VERIFY_CTX *ctx) |
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{ |
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TS_VERIFY_CTX *ret = ctx; |
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ASN1_OBJECT *policy; |
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TS_MSG_IMPRINT *imprint; |
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X509_ALGOR *md_alg; |
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ASN1_OCTET_STRING *msg; |
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const ASN1_INTEGER *nonce; |
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if (ret) |
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TS_VERIFY_CTX_cleanup(ret); |
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else if (!(ret = TS_VERIFY_CTX_new())) |
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return NULL; |
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/* Setting flags. */ |
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ret->flags = TS_VFY_ALL_IMPRINT & ~(TS_VFY_TSA_NAME | TS_VFY_SIGNATURE); |
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/* Setting policy. */ |
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if ((policy = TS_REQ_get_policy_id(req)) != NULL) { |
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if (!(ret->policy = OBJ_dup(policy))) |
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goto err; |
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} else |
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ret->flags &= ~TS_VFY_POLICY; |
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/* Setting md_alg, imprint and imprint_len. */ |
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imprint = TS_REQ_get_msg_imprint(req); |
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md_alg = TS_MSG_IMPRINT_get_algo(imprint); |
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if (!(ret->md_alg = X509_ALGOR_dup(md_alg))) |
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goto err; |
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msg = TS_MSG_IMPRINT_get_msg(imprint); |
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ret->imprint_len = ASN1_STRING_length(msg); |
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if (!(ret->imprint = malloc(ret->imprint_len))) |
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goto err; |
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memcpy(ret->imprint, ASN1_STRING_data(msg), ret->imprint_len); |
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/* Setting nonce. */ |
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if ((nonce = TS_REQ_get_nonce(req)) != NULL) { |
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if (!(ret->nonce = ASN1_INTEGER_dup(nonce))) |
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goto err; |
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} else |
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ret->flags &= ~TS_VFY_NONCE; |
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return ret; |
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err: |
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if (ctx) |
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TS_VERIFY_CTX_cleanup(ctx); |
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else |
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TS_VERIFY_CTX_free(ret); |
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return NULL; |
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} |