/* 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). * */ #include <openssl/ts.h> #include <openssl/err.h> #include <openssl/asn1t.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) 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); } #endif #ifndef OPENSSL_NO_FP_API 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); } 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); } #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) 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); } 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 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); } int i2d_TS_REQ_fp(FILE *fp, TS_REQ *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) 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) 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); } 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 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); } 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); } #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) 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_TS_RESP_SET_TST_INFO, 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_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) { 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; } 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) 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); } 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 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); } int i2d_TS_RESP_fp(FILE *fp, TS_RESP *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) 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) 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) IMPLEMENT_ASN1_FUNCTIONS_const(ESS_SIGNING_CERT) IMPLEMENT_ASN1_DUP_FUNCTION(ESS_SIGNING_CERT) /* 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); }