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pineappleEA
166
externals/libressl/crypto/ts/ts_verify_ctx.c
vendored
Executable file
166
externals/libressl/crypto/ts/ts_verify_ctx.c
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/* $OpenBSD: ts_verify_ctx.c,v 1.9 2017/01/29 17:49:23 beck 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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TSerror(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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}
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