diff options
Diffstat (limited to 'crypto/ts/ts_verify_ctx.c')
| -rw-r--r-- | crypto/ts/ts_verify_ctx.c | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/crypto/ts/ts_verify_ctx.c b/crypto/ts/ts_verify_ctx.c new file mode 100644 index 0000000000..b079b50fc3 --- /dev/null +++ b/crypto/ts/ts_verify_ctx.c @@ -0,0 +1,160 @@ +/* crypto/ts/ts_verify_ctx.c */ +/* Written by Zoltan Glozik (zglozik@stones.com) for the OpenSSL + * project 2003. + */ +/* ==================================================================== + * Copyright (c) 2006 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 <assert.h> +#include "cryptlib.h" +#include <openssl/objects.h> +#include <openssl/ts.h> + +TS_VERIFY_CTX *TS_VERIFY_CTX_new(void) + { + TS_VERIFY_CTX *ctx = + (TS_VERIFY_CTX *) OPENSSL_malloc(sizeof(TS_VERIFY_CTX)); + if (ctx) + memset(ctx, 0, sizeof(TS_VERIFY_CTX)); + else + TSerr(TS_F_TS_VERIFY_CTX_NEW, ERR_R_MALLOC_FAILURE); + return ctx; + } + +void TS_VERIFY_CTX_init(TS_VERIFY_CTX *ctx) + { + assert(ctx != NULL); + memset(ctx, 0, sizeof(TS_VERIFY_CTX)); + } + +void TS_VERIFY_CTX_free(TS_VERIFY_CTX *ctx) + { + if (!ctx) return; + + TS_VERIFY_CTX_cleanup(ctx); + OPENSSL_free(ctx); + } + +void TS_VERIFY_CTX_cleanup(TS_VERIFY_CTX *ctx) + { + if (!ctx) return; + + X509_STORE_free(ctx->store); + sk_X509_pop_free(ctx->certs, X509_free); + + ASN1_OBJECT_free(ctx->policy); + + X509_ALGOR_free(ctx->md_alg); + OPENSSL_free(ctx->imprint); + + BIO_free_all(ctx->data); + + ASN1_INTEGER_free(ctx->nonce); + + GENERAL_NAME_free(ctx->tsa_name); + + TS_VERIFY_CTX_init(ctx); + } + +TS_VERIFY_CTX *TS_REQ_to_TS_VERIFY_CTX(TS_REQ *req, TS_VERIFY_CTX *ctx) + { + TS_VERIFY_CTX *ret = ctx; + ASN1_OBJECT *policy; + TS_MSG_IMPRINT *imprint; + X509_ALGOR *md_alg; + ASN1_OCTET_STRING *msg; + const ASN1_INTEGER *nonce; + + assert(req != NULL); + if (ret) + TS_VERIFY_CTX_cleanup(ret); + else + if (!(ret = TS_VERIFY_CTX_new())) return NULL; + + /* Setting flags. */ + ret->flags = TS_VFY_ALL_IMPRINT & ~(TS_VFY_TSA_NAME | TS_VFY_SIGNATURE); + + /* Setting policy. */ + if ((policy = TS_REQ_get_policy_id(req)) != NULL) + { + if (!(ret->policy = OBJ_dup(policy))) goto err; + } + else + ret->flags &= ~TS_VFY_POLICY; + + /* Setting md_alg, imprint and imprint_len. */ + imprint = TS_REQ_get_msg_imprint(req); + md_alg = TS_MSG_IMPRINT_get_algo(imprint); + if (!(ret->md_alg = X509_ALGOR_dup(md_alg))) goto err; + msg = TS_MSG_IMPRINT_get_msg(imprint); + ret->imprint_len = ASN1_STRING_length(msg); + if (!(ret->imprint = OPENSSL_malloc(ret->imprint_len))) goto err; + memcpy(ret->imprint, ASN1_STRING_data(msg), ret->imprint_len); + + /* Setting nonce. */ + if ((nonce = TS_REQ_get_nonce(req)) != NULL) + { + if (!(ret->nonce = ASN1_INTEGER_dup(nonce))) goto err; + } + else + ret->flags &= ~TS_VFY_NONCE; + + return ret; + err: + if (ctx) + TS_VERIFY_CTX_cleanup(ctx); + else + TS_VERIFY_CTX_free(ret); + return NULL; + } |