openssl1.0/crypto/ts/ts_asn1.c
2019-08-09 10:00:55 +02:00

327 lines
11 KiB
C

/* 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);
}