X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fts%2Fts_asn1.c;h=8707207082c9a14477038fd9aa12f326b01a37ae;hp=f68650595b20939a22b071d8ba131ed64a2a3ec5;hb=f0ef20bf386b5c37ba5a4ce5c1de9a819bbeffb2;hpb=11503177d1842dcb070fb93bac3d96d0f59f78e0 diff --git a/crypto/ts/ts_asn1.c b/crypto/ts/ts_asn1.c index f68650595b..8707207082 100644 --- a/crypto/ts/ts_asn1.c +++ b/crypto/ts/ts_asn1.c @@ -1,317 +1,276 @@ -/* crypto/ts/ts_asn1.c */ -/* Written by Nils Larsch for the OpenSSL project 2004. - */ -/* ==================================================================== - * 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). +/* + * Copyright 2006-2016 The OpenSSL Project Authors. All Rights Reserved. * + * Licensed under the OpenSSL license (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html */ #include #include #include +#include "ts_lcl.h" ASN1_SEQUENCE(TS_MSG_IMPRINT) = { - ASN1_SIMPLE(TS_MSG_IMPRINT, hash_algo, X509_ALGOR), - ASN1_SIMPLE(TS_MSG_IMPRINT, hashed_msg, ASN1_OCTET_STRING) -} ASN1_SEQUENCE_END(TS_MSG_IMPRINT) + ASN1_SIMPLE(TS_MSG_IMPRINT, hash_algo, X509_ALGOR), + ASN1_SIMPLE(TS_MSG_IMPRINT, hashed_msg, ASN1_OCTET_STRING) +} static_ASN1_SEQUENCE_END(TS_MSG_IMPRINT) IMPLEMENT_ASN1_FUNCTIONS_const(TS_MSG_IMPRINT) IMPLEMENT_ASN1_DUP_FUNCTION(TS_MSG_IMPRINT) -#ifndef OPENSSL_NO_BIO +TS_MSG_IMPRINT *d2i_TS_MSG_IMPRINT_bio(BIO *bp, TS_MSG_IMPRINT **a) +{ + return ASN1_d2i_bio_of(TS_MSG_IMPRINT, TS_MSG_IMPRINT_new, + d2i_TS_MSG_IMPRINT, bp, a); +} + int i2d_TS_MSG_IMPRINT_bio(BIO *bp, TS_MSG_IMPRINT *a) { - return ASN1_i2d_bio_of_const(TS_MSG_IMPRINT, i2d_TS_MSG_IMPRINT, bp, a); + return ASN1_i2d_bio_of_const(TS_MSG_IMPRINT, i2d_TS_MSG_IMPRINT, bp, a); } -#endif -#ifndef OPENSSL_NO_FP_API +#ifndef OPENSSL_NO_STDIO TS_MSG_IMPRINT *d2i_TS_MSG_IMPRINT_fp(FILE *fp, TS_MSG_IMPRINT **a) - { - return ASN1_d2i_fp_of(TS_MSG_IMPRINT, TS_MSG_IMPRINT_new, d2i_TS_MSG_IMPRINT, fp, a); - } +{ + return ASN1_d2i_fp_of(TS_MSG_IMPRINT, TS_MSG_IMPRINT_new, + d2i_TS_MSG_IMPRINT, fp, a); +} int i2d_TS_MSG_IMPRINT_fp(FILE *fp, TS_MSG_IMPRINT *a) - { - return ASN1_i2d_fp_of_const(TS_MSG_IMPRINT, i2d_TS_MSG_IMPRINT, fp, a); - } +{ + return ASN1_i2d_fp_of_const(TS_MSG_IMPRINT, i2d_TS_MSG_IMPRINT, fp, a); +} #endif ASN1_SEQUENCE(TS_REQ) = { - ASN1_SIMPLE(TS_REQ, version, ASN1_INTEGER), - ASN1_SIMPLE(TS_REQ, msg_imprint, TS_MSG_IMPRINT), - ASN1_OPT(TS_REQ, policy_id, ASN1_OBJECT), - ASN1_OPT(TS_REQ, nonce, ASN1_INTEGER), - ASN1_OPT(TS_REQ, cert_req, ASN1_FBOOLEAN), - ASN1_IMP_SEQUENCE_OF_OPT(TS_REQ, extensions, X509_EXTENSION, 0) -} ASN1_SEQUENCE_END(TS_REQ) + ASN1_SIMPLE(TS_REQ, version, ASN1_INTEGER), + ASN1_SIMPLE(TS_REQ, msg_imprint, TS_MSG_IMPRINT), + ASN1_OPT(TS_REQ, policy_id, ASN1_OBJECT), + ASN1_OPT(TS_REQ, nonce, ASN1_INTEGER), + ASN1_OPT(TS_REQ, cert_req, ASN1_FBOOLEAN), + ASN1_IMP_SEQUENCE_OF_OPT(TS_REQ, extensions, X509_EXTENSION, 0) +} static_ASN1_SEQUENCE_END(TS_REQ) IMPLEMENT_ASN1_FUNCTIONS_const(TS_REQ) IMPLEMENT_ASN1_DUP_FUNCTION(TS_REQ) -#ifndef OPENSSL_NO_BIO TS_REQ *d2i_TS_REQ_bio(BIO *bp, TS_REQ **a) - { - return ASN1_d2i_bio_of(TS_REQ, TS_REQ_new, d2i_TS_REQ, bp, a); - } +{ + return ASN1_d2i_bio_of(TS_REQ, TS_REQ_new, d2i_TS_REQ, bp, a); +} int i2d_TS_REQ_bio(BIO *bp, TS_REQ *a) - { - return ASN1_i2d_bio_of_const(TS_REQ, i2d_TS_REQ, bp, a); - } -#endif -#ifndef OPENSSL_NO_FP_API +{ + return ASN1_i2d_bio_of_const(TS_REQ, i2d_TS_REQ, bp, a); +} +#ifndef OPENSSL_NO_STDIO TS_REQ *d2i_TS_REQ_fp(FILE *fp, TS_REQ **a) - { - return ASN1_d2i_fp_of(TS_REQ, TS_REQ_new, d2i_TS_REQ, fp, a); - } +{ + return ASN1_d2i_fp_of(TS_REQ, TS_REQ_new, d2i_TS_REQ, fp, a); +} int i2d_TS_REQ_fp(FILE *fp, TS_REQ *a) - { - return ASN1_i2d_fp_of_const(TS_REQ, i2d_TS_REQ, fp, a); - } +{ + return ASN1_i2d_fp_of_const(TS_REQ, i2d_TS_REQ, fp, a); +} #endif ASN1_SEQUENCE(TS_ACCURACY) = { - ASN1_OPT(TS_ACCURACY, seconds, ASN1_INTEGER), - ASN1_IMP_OPT(TS_ACCURACY, millis, ASN1_INTEGER, 0), - ASN1_IMP_OPT(TS_ACCURACY, micros, ASN1_INTEGER, 1) -} ASN1_SEQUENCE_END(TS_ACCURACY) + ASN1_OPT(TS_ACCURACY, seconds, ASN1_INTEGER), + ASN1_IMP_OPT(TS_ACCURACY, millis, ASN1_INTEGER, 0), + ASN1_IMP_OPT(TS_ACCURACY, micros, ASN1_INTEGER, 1) +} static_ASN1_SEQUENCE_END(TS_ACCURACY) IMPLEMENT_ASN1_FUNCTIONS_const(TS_ACCURACY) IMPLEMENT_ASN1_DUP_FUNCTION(TS_ACCURACY) ASN1_SEQUENCE(TS_TST_INFO) = { - ASN1_SIMPLE(TS_TST_INFO, version, ASN1_INTEGER), - ASN1_SIMPLE(TS_TST_INFO, policy_id, ASN1_OBJECT), - ASN1_SIMPLE(TS_TST_INFO, msg_imprint, TS_MSG_IMPRINT), - ASN1_SIMPLE(TS_TST_INFO, serial, ASN1_INTEGER), - ASN1_SIMPLE(TS_TST_INFO, time, ASN1_GENERALIZEDTIME), - ASN1_OPT(TS_TST_INFO, accuracy, TS_ACCURACY), - ASN1_OPT(TS_TST_INFO, ordering, ASN1_FBOOLEAN), - ASN1_OPT(TS_TST_INFO, nonce, ASN1_INTEGER), - ASN1_EXP_OPT(TS_TST_INFO, tsa, GENERAL_NAME, 0), - ASN1_IMP_SEQUENCE_OF_OPT(TS_TST_INFO, extensions, X509_EXTENSION, 1) -} ASN1_SEQUENCE_END(TS_TST_INFO) + ASN1_SIMPLE(TS_TST_INFO, version, ASN1_INTEGER), + ASN1_SIMPLE(TS_TST_INFO, policy_id, ASN1_OBJECT), + ASN1_SIMPLE(TS_TST_INFO, msg_imprint, TS_MSG_IMPRINT), + ASN1_SIMPLE(TS_TST_INFO, serial, ASN1_INTEGER), + ASN1_SIMPLE(TS_TST_INFO, time, ASN1_GENERALIZEDTIME), + ASN1_OPT(TS_TST_INFO, accuracy, TS_ACCURACY), + ASN1_OPT(TS_TST_INFO, ordering, ASN1_FBOOLEAN), + ASN1_OPT(TS_TST_INFO, nonce, ASN1_INTEGER), + ASN1_EXP_OPT(TS_TST_INFO, tsa, GENERAL_NAME, 0), + ASN1_IMP_SEQUENCE_OF_OPT(TS_TST_INFO, extensions, X509_EXTENSION, 1) +} static_ASN1_SEQUENCE_END(TS_TST_INFO) IMPLEMENT_ASN1_FUNCTIONS_const(TS_TST_INFO) IMPLEMENT_ASN1_DUP_FUNCTION(TS_TST_INFO) -#ifndef OPENSSL_NO_BIO TS_TST_INFO *d2i_TS_TST_INFO_bio(BIO *bp, TS_TST_INFO **a) - { - return ASN1_d2i_bio_of(TS_TST_INFO, TS_TST_INFO_new, d2i_TS_TST_INFO, bp, a); - } +{ + return ASN1_d2i_bio_of(TS_TST_INFO, TS_TST_INFO_new, d2i_TS_TST_INFO, bp, + a); +} int i2d_TS_TST_INFO_bio(BIO *bp, TS_TST_INFO *a) - { - return ASN1_i2d_bio_of_const(TS_TST_INFO, i2d_TS_TST_INFO, bp, a); - } -#endif -#ifndef OPENSSL_NO_FP_API +{ + return ASN1_i2d_bio_of_const(TS_TST_INFO, i2d_TS_TST_INFO, bp, a); +} +#ifndef OPENSSL_NO_STDIO TS_TST_INFO *d2i_TS_TST_INFO_fp(FILE *fp, TS_TST_INFO **a) - { - return ASN1_d2i_fp_of(TS_TST_INFO, TS_TST_INFO_new, d2i_TS_TST_INFO, fp, a); - } +{ + return ASN1_d2i_fp_of(TS_TST_INFO, TS_TST_INFO_new, d2i_TS_TST_INFO, fp, + a); +} int i2d_TS_TST_INFO_fp(FILE *fp, TS_TST_INFO *a) - { - return ASN1_i2d_fp_of_const(TS_TST_INFO, i2d_TS_TST_INFO, fp, a); - } +{ + return ASN1_i2d_fp_of_const(TS_TST_INFO, i2d_TS_TST_INFO, fp, a); +} #endif ASN1_SEQUENCE(TS_STATUS_INFO) = { - ASN1_SIMPLE(TS_STATUS_INFO, status, ASN1_INTEGER), - ASN1_SEQUENCE_OF_OPT(TS_STATUS_INFO, text, ASN1_UTF8STRING), - ASN1_OPT(TS_STATUS_INFO, failure_info, ASN1_BIT_STRING) -} ASN1_SEQUENCE_END(TS_STATUS_INFO) + ASN1_SIMPLE(TS_STATUS_INFO, status, ASN1_INTEGER), + ASN1_SEQUENCE_OF_OPT(TS_STATUS_INFO, text, ASN1_UTF8STRING), + ASN1_OPT(TS_STATUS_INFO, failure_info, ASN1_BIT_STRING) +} static_ASN1_SEQUENCE_END(TS_STATUS_INFO) IMPLEMENT_ASN1_FUNCTIONS_const(TS_STATUS_INFO) IMPLEMENT_ASN1_DUP_FUNCTION(TS_STATUS_INFO) static int ts_resp_set_tst_info(TS_RESP *a) { - long status; - - status = ASN1_INTEGER_get(a->status_info->status); - - if (a->token) { - if (status != 0 && status != 1) { - TSerr(TS_F_D2I_TS_RESP, TS_R_TOKEN_PRESENT); - return 0; - } - if (a->tst_info != NULL) - TS_TST_INFO_free(a->tst_info); - a->tst_info = PKCS7_to_TS_TST_INFO(a->token); - if (!a->tst_info) { - TSerr(TS_F_D2I_TS_RESP, TS_R_PKCS7_TO_TS_TST_INFO_FAILED); - return 0; - } - } else if (status == 0 || status == 1) { - TSerr(TS_F_D2I_TS_RESP, TS_R_TOKEN_NOT_PRESENT); - return 0; - } - - return 1; + long status; + + status = ASN1_INTEGER_get(a->status_info->status); + + if (a->token) { + if (status != 0 && status != 1) { + TSerr(TS_F_TS_RESP_SET_TST_INFO, TS_R_TOKEN_PRESENT); + return 0; + } + TS_TST_INFO_free(a->tst_info); + a->tst_info = PKCS7_to_TS_TST_INFO(a->token); + if (!a->tst_info) { + TSerr(TS_F_TS_RESP_SET_TST_INFO, + TS_R_PKCS7_TO_TS_TST_INFO_FAILED); + return 0; + } + } else if (status == 0 || status == 1) { + TSerr(TS_F_TS_RESP_SET_TST_INFO, TS_R_TOKEN_NOT_PRESENT); + return 0; + } + + return 1; } static int ts_resp_cb(int op, ASN1_VALUE **pval, const ASN1_ITEM *it, - void *exarg) + void *exarg) { - TS_RESP *ts_resp = (TS_RESP *)*pval; - if (op == ASN1_OP_NEW_POST) { - ts_resp->tst_info = NULL; - } else if (op == ASN1_OP_FREE_POST) { - if (ts_resp->tst_info != NULL) - TS_TST_INFO_free(ts_resp->tst_info); - } else if (op == ASN1_OP_D2I_POST) { - if (ts_resp_set_tst_info(ts_resp) == 0) - return 0; - } - return 1; + TS_RESP *ts_resp = (TS_RESP *)*pval; + if (op == ASN1_OP_NEW_POST) { + ts_resp->tst_info = NULL; + } else if (op == ASN1_OP_FREE_POST) { + TS_TST_INFO_free(ts_resp->tst_info); + } else if (op == ASN1_OP_D2I_POST) { + if (ts_resp_set_tst_info(ts_resp) == 0) + return 0; + } + return 1; } ASN1_SEQUENCE_cb(TS_RESP, ts_resp_cb) = { - ASN1_SIMPLE(TS_RESP, status_info, TS_STATUS_INFO), - ASN1_OPT(TS_RESP, token, PKCS7), -} ASN1_SEQUENCE_END_cb(TS_RESP, TS_RESP) + ASN1_SIMPLE(TS_RESP, status_info, TS_STATUS_INFO), + ASN1_OPT(TS_RESP, token, PKCS7), +} static_ASN1_SEQUENCE_END_cb(TS_RESP, TS_RESP) IMPLEMENT_ASN1_FUNCTIONS_const(TS_RESP) + IMPLEMENT_ASN1_DUP_FUNCTION(TS_RESP) -#ifndef OPENSSL_NO_BIO + TS_RESP *d2i_TS_RESP_bio(BIO *bp, TS_RESP **a) - { - return ASN1_d2i_bio_of(TS_RESP, TS_RESP_new, d2i_TS_RESP, bp, a); - } +{ + return ASN1_d2i_bio_of(TS_RESP, TS_RESP_new, d2i_TS_RESP, bp, a); +} int i2d_TS_RESP_bio(BIO *bp, TS_RESP *a) - { - return ASN1_i2d_bio_of_const(TS_RESP, i2d_TS_RESP, bp, a); - } -#endif -#ifndef OPENSSL_NO_FP_API +{ + return ASN1_i2d_bio_of_const(TS_RESP, i2d_TS_RESP, bp, a); +} +#ifndef OPENSSL_NO_STDIO TS_RESP *d2i_TS_RESP_fp(FILE *fp, TS_RESP **a) - { - return ASN1_d2i_fp_of(TS_RESP, TS_RESP_new, d2i_TS_RESP, fp, a); - } +{ + return ASN1_d2i_fp_of(TS_RESP, TS_RESP_new, d2i_TS_RESP, fp, a); +} int i2d_TS_RESP_fp(FILE *fp, TS_RESP *a) - { - return ASN1_i2d_fp_of_const(TS_RESP, i2d_TS_RESP, fp, a); - } +{ + return ASN1_i2d_fp_of_const(TS_RESP, i2d_TS_RESP, fp, a); +} #endif ASN1_SEQUENCE(ESS_ISSUER_SERIAL) = { - ASN1_SEQUENCE_OF(ESS_ISSUER_SERIAL, issuer, GENERAL_NAME), - ASN1_SIMPLE(ESS_ISSUER_SERIAL, serial, ASN1_INTEGER) -} ASN1_SEQUENCE_END(ESS_ISSUER_SERIAL) + ASN1_SEQUENCE_OF(ESS_ISSUER_SERIAL, issuer, GENERAL_NAME), + ASN1_SIMPLE(ESS_ISSUER_SERIAL, serial, ASN1_INTEGER) +} static_ASN1_SEQUENCE_END(ESS_ISSUER_SERIAL) IMPLEMENT_ASN1_FUNCTIONS_const(ESS_ISSUER_SERIAL) IMPLEMENT_ASN1_DUP_FUNCTION(ESS_ISSUER_SERIAL) ASN1_SEQUENCE(ESS_CERT_ID) = { - ASN1_SIMPLE(ESS_CERT_ID, hash, ASN1_OCTET_STRING), - ASN1_OPT(ESS_CERT_ID, issuer_serial, ESS_ISSUER_SERIAL) -} ASN1_SEQUENCE_END(ESS_CERT_ID) + ASN1_SIMPLE(ESS_CERT_ID, hash, ASN1_OCTET_STRING), + ASN1_OPT(ESS_CERT_ID, issuer_serial, ESS_ISSUER_SERIAL) +} static_ASN1_SEQUENCE_END(ESS_CERT_ID) IMPLEMENT_ASN1_FUNCTIONS_const(ESS_CERT_ID) IMPLEMENT_ASN1_DUP_FUNCTION(ESS_CERT_ID) ASN1_SEQUENCE(ESS_SIGNING_CERT) = { - ASN1_SEQUENCE_OF(ESS_SIGNING_CERT, cert_ids, ESS_CERT_ID), - ASN1_SEQUENCE_OF_OPT(ESS_SIGNING_CERT, policy_info, POLICYINFO) -} ASN1_SEQUENCE_END(ESS_SIGNING_CERT) + ASN1_SEQUENCE_OF(ESS_SIGNING_CERT, cert_ids, ESS_CERT_ID), + ASN1_SEQUENCE_OF_OPT(ESS_SIGNING_CERT, policy_info, POLICYINFO) +} static_ASN1_SEQUENCE_END(ESS_SIGNING_CERT) IMPLEMENT_ASN1_FUNCTIONS_const(ESS_SIGNING_CERT) IMPLEMENT_ASN1_DUP_FUNCTION(ESS_SIGNING_CERT) +ASN1_SEQUENCE(ESS_CERT_ID_V2) = { + ASN1_OPT(ESS_CERT_ID_V2, hash_alg, X509_ALGOR), + ASN1_SIMPLE(ESS_CERT_ID_V2, hash, ASN1_OCTET_STRING), + ASN1_OPT(ESS_CERT_ID_V2, issuer_serial, ESS_ISSUER_SERIAL) +} static_ASN1_SEQUENCE_END(ESS_CERT_ID_V2) + +IMPLEMENT_ASN1_FUNCTIONS_const(ESS_CERT_ID_V2) +IMPLEMENT_ASN1_DUP_FUNCTION(ESS_CERT_ID_V2) + +ASN1_SEQUENCE(ESS_SIGNING_CERT_V2) = { + ASN1_SEQUENCE_OF(ESS_SIGNING_CERT_V2, cert_ids, ESS_CERT_ID_V2), + ASN1_SEQUENCE_OF_OPT(ESS_SIGNING_CERT_V2, policy_info, POLICYINFO) +} static_ASN1_SEQUENCE_END(ESS_SIGNING_CERT_V2) + +IMPLEMENT_ASN1_FUNCTIONS_const(ESS_SIGNING_CERT_V2) +IMPLEMENT_ASN1_DUP_FUNCTION(ESS_SIGNING_CERT_V2) + /* Getting encapsulated TS_TST_INFO object from PKCS7. */ TS_TST_INFO *PKCS7_to_TS_TST_INFO(PKCS7 *token) { - PKCS7_SIGNED *pkcs7_signed; - PKCS7 *enveloped; - ASN1_TYPE *tst_info_wrapper; - ASN1_OCTET_STRING *tst_info_der; - const unsigned char *p; - - if (!PKCS7_type_is_signed(token)) - { - TSerr(TS_F_PKCS7_TO_TS_TST_INFO, TS_R_BAD_PKCS7_TYPE); - return NULL; - } - - /* Content must be present. */ - if (PKCS7_get_detached(token)) - { - TSerr(TS_F_PKCS7_TO_TS_TST_INFO, TS_R_DETACHED_CONTENT); - return NULL; - } - - /* We have a signed data with content. */ - pkcs7_signed = token->d.sign; - enveloped = pkcs7_signed->contents; - if (OBJ_obj2nid(enveloped->type) != NID_id_smime_ct_TSTInfo) - { - TSerr(TS_F_PKCS7_TO_TS_TST_INFO, TS_R_BAD_PKCS7_TYPE); - return NULL; - } - - /* We have a DER encoded TST_INFO as the signed data. */ - tst_info_wrapper = enveloped->d.other; - if (tst_info_wrapper->type != V_ASN1_OCTET_STRING) - { - TSerr(TS_F_PKCS7_TO_TS_TST_INFO, TS_R_BAD_TYPE); - return NULL; - } - - /* We have the correct ASN1_OCTET_STRING type. */ - tst_info_der = tst_info_wrapper->value.octet_string; - /* At last, decode the TST_INFO. */ - p = tst_info_der->data; - return d2i_TS_TST_INFO(NULL, &p, tst_info_der->length); + PKCS7_SIGNED *pkcs7_signed; + PKCS7 *enveloped; + ASN1_TYPE *tst_info_wrapper; + ASN1_OCTET_STRING *tst_info_der; + const unsigned char *p; + + if (!PKCS7_type_is_signed(token)) { + TSerr(TS_F_PKCS7_TO_TS_TST_INFO, TS_R_BAD_PKCS7_TYPE); + return NULL; + } + if (PKCS7_get_detached(token)) { + TSerr(TS_F_PKCS7_TO_TS_TST_INFO, TS_R_DETACHED_CONTENT); + return NULL; + } + pkcs7_signed = token->d.sign; + enveloped = pkcs7_signed->contents; + if (OBJ_obj2nid(enveloped->type) != NID_id_smime_ct_TSTInfo) { + TSerr(TS_F_PKCS7_TO_TS_TST_INFO, TS_R_BAD_PKCS7_TYPE); + return NULL; + } + tst_info_wrapper = enveloped->d.other; + if (tst_info_wrapper->type != V_ASN1_OCTET_STRING) { + TSerr(TS_F_PKCS7_TO_TS_TST_INFO, TS_R_BAD_TYPE); + return NULL; + } + tst_info_der = tst_info_wrapper->value.octet_string; + p = tst_info_der->data; + return d2i_TS_TST_INFO(NULL, &p, tst_info_der->length); }