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326 lines
11 KiB
326 lines
11 KiB
/* crypto/ts/ts_asn1.c */ |
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/* |
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* Written by Nils Larsch for the OpenSSL project 2004. |
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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 <openssl/ts.h> |
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#include <openssl/err.h> |
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#include <openssl/asn1t.h> |
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ASN1_SEQUENCE(TS_MSG_IMPRINT) = { |
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ASN1_SIMPLE(TS_MSG_IMPRINT, hash_algo, X509_ALGOR), |
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ASN1_SIMPLE(TS_MSG_IMPRINT, hashed_msg, ASN1_OCTET_STRING) |
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} ASN1_SEQUENCE_END(TS_MSG_IMPRINT) |
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IMPLEMENT_ASN1_FUNCTIONS_const(TS_MSG_IMPRINT) |
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IMPLEMENT_ASN1_DUP_FUNCTION(TS_MSG_IMPRINT) |
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#ifndef OPENSSL_NO_BIO |
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TS_MSG_IMPRINT *d2i_TS_MSG_IMPRINT_bio(BIO *bp, TS_MSG_IMPRINT **a) |
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{ |
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return ASN1_d2i_bio_of(TS_MSG_IMPRINT, TS_MSG_IMPRINT_new, |
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d2i_TS_MSG_IMPRINT, bp, a); |
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} |
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int i2d_TS_MSG_IMPRINT_bio(BIO *bp, TS_MSG_IMPRINT *a) |
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{ |
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return ASN1_i2d_bio_of_const(TS_MSG_IMPRINT, i2d_TS_MSG_IMPRINT, bp, a); |
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} |
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#endif |
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#ifndef OPENSSL_NO_FP_API |
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TS_MSG_IMPRINT *d2i_TS_MSG_IMPRINT_fp(FILE *fp, TS_MSG_IMPRINT **a) |
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{ |
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return ASN1_d2i_fp_of(TS_MSG_IMPRINT, TS_MSG_IMPRINT_new, |
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d2i_TS_MSG_IMPRINT, fp, a); |
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} |
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int i2d_TS_MSG_IMPRINT_fp(FILE *fp, TS_MSG_IMPRINT *a) |
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{ |
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return ASN1_i2d_fp_of_const(TS_MSG_IMPRINT, i2d_TS_MSG_IMPRINT, fp, a); |
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} |
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#endif |
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ASN1_SEQUENCE(TS_REQ) = { |
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ASN1_SIMPLE(TS_REQ, version, ASN1_INTEGER), |
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ASN1_SIMPLE(TS_REQ, msg_imprint, TS_MSG_IMPRINT), |
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ASN1_OPT(TS_REQ, policy_id, ASN1_OBJECT), |
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ASN1_OPT(TS_REQ, nonce, ASN1_INTEGER), |
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ASN1_OPT(TS_REQ, cert_req, ASN1_FBOOLEAN), |
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ASN1_IMP_SEQUENCE_OF_OPT(TS_REQ, extensions, X509_EXTENSION, 0) |
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} ASN1_SEQUENCE_END(TS_REQ) |
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IMPLEMENT_ASN1_FUNCTIONS_const(TS_REQ) |
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IMPLEMENT_ASN1_DUP_FUNCTION(TS_REQ) |
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#ifndef OPENSSL_NO_BIO |
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TS_REQ *d2i_TS_REQ_bio(BIO *bp, TS_REQ **a) |
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{ |
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return ASN1_d2i_bio_of(TS_REQ, TS_REQ_new, d2i_TS_REQ, bp, a); |
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} |
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int i2d_TS_REQ_bio(BIO *bp, TS_REQ *a) |
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{ |
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return ASN1_i2d_bio_of_const(TS_REQ, i2d_TS_REQ, bp, a); |
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} |
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#endif |
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#ifndef OPENSSL_NO_FP_API |
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TS_REQ *d2i_TS_REQ_fp(FILE *fp, TS_REQ **a) |
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{ |
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return ASN1_d2i_fp_of(TS_REQ, TS_REQ_new, d2i_TS_REQ, fp, a); |
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} |
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int i2d_TS_REQ_fp(FILE *fp, TS_REQ *a) |
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{ |
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return ASN1_i2d_fp_of_const(TS_REQ, i2d_TS_REQ, fp, a); |
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} |
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#endif |
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ASN1_SEQUENCE(TS_ACCURACY) = { |
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ASN1_OPT(TS_ACCURACY, seconds, ASN1_INTEGER), |
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ASN1_IMP_OPT(TS_ACCURACY, millis, ASN1_INTEGER, 0), |
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ASN1_IMP_OPT(TS_ACCURACY, micros, ASN1_INTEGER, 1) |
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} ASN1_SEQUENCE_END(TS_ACCURACY) |
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IMPLEMENT_ASN1_FUNCTIONS_const(TS_ACCURACY) |
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IMPLEMENT_ASN1_DUP_FUNCTION(TS_ACCURACY) |
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ASN1_SEQUENCE(TS_TST_INFO) = { |
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ASN1_SIMPLE(TS_TST_INFO, version, ASN1_INTEGER), |
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ASN1_SIMPLE(TS_TST_INFO, policy_id, ASN1_OBJECT), |
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ASN1_SIMPLE(TS_TST_INFO, msg_imprint, TS_MSG_IMPRINT), |
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ASN1_SIMPLE(TS_TST_INFO, serial, ASN1_INTEGER), |
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ASN1_SIMPLE(TS_TST_INFO, time, ASN1_GENERALIZEDTIME), |
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ASN1_OPT(TS_TST_INFO, accuracy, TS_ACCURACY), |
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ASN1_OPT(TS_TST_INFO, ordering, ASN1_FBOOLEAN), |
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ASN1_OPT(TS_TST_INFO, nonce, ASN1_INTEGER), |
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ASN1_EXP_OPT(TS_TST_INFO, tsa, GENERAL_NAME, 0), |
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ASN1_IMP_SEQUENCE_OF_OPT(TS_TST_INFO, extensions, X509_EXTENSION, 1) |
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} ASN1_SEQUENCE_END(TS_TST_INFO) |
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IMPLEMENT_ASN1_FUNCTIONS_const(TS_TST_INFO) |
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IMPLEMENT_ASN1_DUP_FUNCTION(TS_TST_INFO) |
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#ifndef OPENSSL_NO_BIO |
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TS_TST_INFO *d2i_TS_TST_INFO_bio(BIO *bp, TS_TST_INFO **a) |
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{ |
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return ASN1_d2i_bio_of(TS_TST_INFO, TS_TST_INFO_new, d2i_TS_TST_INFO, bp, |
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a); |
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} |
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int i2d_TS_TST_INFO_bio(BIO *bp, TS_TST_INFO *a) |
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{ |
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return ASN1_i2d_bio_of_const(TS_TST_INFO, i2d_TS_TST_INFO, bp, a); |
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} |
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#endif |
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#ifndef OPENSSL_NO_FP_API |
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TS_TST_INFO *d2i_TS_TST_INFO_fp(FILE *fp, TS_TST_INFO **a) |
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{ |
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return ASN1_d2i_fp_of(TS_TST_INFO, TS_TST_INFO_new, d2i_TS_TST_INFO, fp, |
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a); |
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} |
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int i2d_TS_TST_INFO_fp(FILE *fp, TS_TST_INFO *a) |
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{ |
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return ASN1_i2d_fp_of_const(TS_TST_INFO, i2d_TS_TST_INFO, fp, a); |
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} |
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#endif |
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ASN1_SEQUENCE(TS_STATUS_INFO) = { |
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ASN1_SIMPLE(TS_STATUS_INFO, status, ASN1_INTEGER), |
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ASN1_SEQUENCE_OF_OPT(TS_STATUS_INFO, text, ASN1_UTF8STRING), |
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ASN1_OPT(TS_STATUS_INFO, failure_info, ASN1_BIT_STRING) |
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} ASN1_SEQUENCE_END(TS_STATUS_INFO) |
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IMPLEMENT_ASN1_FUNCTIONS_const(TS_STATUS_INFO) |
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IMPLEMENT_ASN1_DUP_FUNCTION(TS_STATUS_INFO) |
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static int ts_resp_set_tst_info(TS_RESP *a) |
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{ |
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long status; |
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status = ASN1_INTEGER_get(a->status_info->status); |
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if (a->token) { |
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if (status != 0 && status != 1) { |
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TSerr(TS_F_TS_RESP_SET_TST_INFO, TS_R_TOKEN_PRESENT); |
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return 0; |
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} |
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if (a->tst_info != NULL) |
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TS_TST_INFO_free(a->tst_info); |
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a->tst_info = PKCS7_to_TS_TST_INFO(a->token); |
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if (!a->tst_info) { |
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TSerr(TS_F_TS_RESP_SET_TST_INFO, |
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TS_R_PKCS7_TO_TS_TST_INFO_FAILED); |
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return 0; |
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} |
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} else if (status == 0 || status == 1) { |
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TSerr(TS_F_TS_RESP_SET_TST_INFO, TS_R_TOKEN_NOT_PRESENT); |
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return 0; |
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} |
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return 1; |
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} |
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static int ts_resp_cb(int op, ASN1_VALUE **pval, const ASN1_ITEM *it, |
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void *exarg) |
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{ |
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TS_RESP *ts_resp = (TS_RESP *)*pval; |
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if (op == ASN1_OP_NEW_POST) { |
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ts_resp->tst_info = NULL; |
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} else if (op == ASN1_OP_FREE_POST) { |
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if (ts_resp->tst_info != NULL) |
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TS_TST_INFO_free(ts_resp->tst_info); |
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} else if (op == ASN1_OP_D2I_POST) { |
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if (ts_resp_set_tst_info(ts_resp) == 0) |
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return 0; |
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} |
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return 1; |
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} |
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ASN1_SEQUENCE_cb(TS_RESP, ts_resp_cb) = { |
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ASN1_SIMPLE(TS_RESP, status_info, TS_STATUS_INFO), |
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ASN1_OPT(TS_RESP, token, PKCS7), |
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} ASN1_SEQUENCE_END_cb(TS_RESP, TS_RESP) |
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IMPLEMENT_ASN1_FUNCTIONS_const(TS_RESP) |
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IMPLEMENT_ASN1_DUP_FUNCTION(TS_RESP) |
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#ifndef OPENSSL_NO_BIO |
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TS_RESP *d2i_TS_RESP_bio(BIO *bp, TS_RESP **a) |
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{ |
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return ASN1_d2i_bio_of(TS_RESP, TS_RESP_new, d2i_TS_RESP, bp, a); |
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} |
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int i2d_TS_RESP_bio(BIO *bp, TS_RESP *a) |
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{ |
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return ASN1_i2d_bio_of_const(TS_RESP, i2d_TS_RESP, bp, a); |
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} |
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#endif |
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#ifndef OPENSSL_NO_FP_API |
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TS_RESP *d2i_TS_RESP_fp(FILE *fp, TS_RESP **a) |
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{ |
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return ASN1_d2i_fp_of(TS_RESP, TS_RESP_new, d2i_TS_RESP, fp, a); |
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} |
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int i2d_TS_RESP_fp(FILE *fp, TS_RESP *a) |
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{ |
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return ASN1_i2d_fp_of_const(TS_RESP, i2d_TS_RESP, fp, a); |
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} |
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#endif |
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ASN1_SEQUENCE(ESS_ISSUER_SERIAL) = { |
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ASN1_SEQUENCE_OF(ESS_ISSUER_SERIAL, issuer, GENERAL_NAME), |
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ASN1_SIMPLE(ESS_ISSUER_SERIAL, serial, ASN1_INTEGER) |
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} ASN1_SEQUENCE_END(ESS_ISSUER_SERIAL) |
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IMPLEMENT_ASN1_FUNCTIONS_const(ESS_ISSUER_SERIAL) |
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IMPLEMENT_ASN1_DUP_FUNCTION(ESS_ISSUER_SERIAL) |
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ASN1_SEQUENCE(ESS_CERT_ID) = { |
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ASN1_SIMPLE(ESS_CERT_ID, hash, ASN1_OCTET_STRING), |
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ASN1_OPT(ESS_CERT_ID, issuer_serial, ESS_ISSUER_SERIAL) |
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} ASN1_SEQUENCE_END(ESS_CERT_ID) |
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IMPLEMENT_ASN1_FUNCTIONS_const(ESS_CERT_ID) |
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IMPLEMENT_ASN1_DUP_FUNCTION(ESS_CERT_ID) |
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ASN1_SEQUENCE(ESS_SIGNING_CERT) = { |
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ASN1_SEQUENCE_OF(ESS_SIGNING_CERT, cert_ids, ESS_CERT_ID), |
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ASN1_SEQUENCE_OF_OPT(ESS_SIGNING_CERT, policy_info, POLICYINFO) |
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} ASN1_SEQUENCE_END(ESS_SIGNING_CERT) |
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IMPLEMENT_ASN1_FUNCTIONS_const(ESS_SIGNING_CERT) |
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IMPLEMENT_ASN1_DUP_FUNCTION(ESS_SIGNING_CERT) |
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/* Getting encapsulated TS_TST_INFO object from PKCS7. */ |
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TS_TST_INFO *PKCS7_to_TS_TST_INFO(PKCS7 *token) |
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{ |
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PKCS7_SIGNED *pkcs7_signed; |
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PKCS7 *enveloped; |
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ASN1_TYPE *tst_info_wrapper; |
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ASN1_OCTET_STRING *tst_info_der; |
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const unsigned char *p; |
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if (!PKCS7_type_is_signed(token)) { |
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TSerr(TS_F_PKCS7_TO_TS_TST_INFO, TS_R_BAD_PKCS7_TYPE); |
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return NULL; |
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} |
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/* Content must be present. */ |
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if (PKCS7_get_detached(token)) { |
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TSerr(TS_F_PKCS7_TO_TS_TST_INFO, TS_R_DETACHED_CONTENT); |
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return NULL; |
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} |
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/* We have a signed data with content. */ |
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pkcs7_signed = token->d.sign; |
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enveloped = pkcs7_signed->contents; |
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if (OBJ_obj2nid(enveloped->type) != NID_id_smime_ct_TSTInfo) { |
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TSerr(TS_F_PKCS7_TO_TS_TST_INFO, TS_R_BAD_PKCS7_TYPE); |
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return NULL; |
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} |
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/* We have a DER encoded TST_INFO as the signed data. */ |
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tst_info_wrapper = enveloped->d.other; |
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if (tst_info_wrapper->type != V_ASN1_OCTET_STRING) { |
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TSerr(TS_F_PKCS7_TO_TS_TST_INFO, TS_R_BAD_TYPE); |
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return NULL; |
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} |
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/* We have the correct ASN1_OCTET_STRING type. */ |
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tst_info_der = tst_info_wrapper->value.octet_string; |
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/* At last, decode the TST_INFO. */ |
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p = tst_info_der->data; |
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return d2i_TS_TST_INFO(NULL, &p, tst_info_der->length); |
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}
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