235 lines
7.1 KiB
C
235 lines
7.1 KiB
C
/*
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* Copyright 2006-2020 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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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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#include "ts_local.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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} static_ASN1_SEQUENCE_END(TS_MSG_IMPRINT)
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IMPLEMENT_ASN1_FUNCTIONS(TS_MSG_IMPRINT)
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IMPLEMENT_ASN1_DUP_FUNCTION(TS_MSG_IMPRINT)
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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, const TS_MSG_IMPRINT *a)
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{
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return ASN1_i2d_bio_of(TS_MSG_IMPRINT, i2d_TS_MSG_IMPRINT, bp, a);
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}
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#ifndef OPENSSL_NO_STDIO
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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, const TS_MSG_IMPRINT *a)
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{
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return ASN1_i2d_fp_of(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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} static_ASN1_SEQUENCE_END(TS_REQ)
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IMPLEMENT_ASN1_FUNCTIONS(TS_REQ)
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IMPLEMENT_ASN1_DUP_FUNCTION(TS_REQ)
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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, const TS_REQ *a)
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{
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return ASN1_i2d_bio_of(TS_REQ, i2d_TS_REQ, bp, a);
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}
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#ifndef OPENSSL_NO_STDIO
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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, const TS_REQ *a)
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{
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return ASN1_i2d_fp_of(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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} static_ASN1_SEQUENCE_END(TS_ACCURACY)
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IMPLEMENT_ASN1_FUNCTIONS(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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} static_ASN1_SEQUENCE_END(TS_TST_INFO)
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IMPLEMENT_ASN1_FUNCTIONS(TS_TST_INFO)
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IMPLEMENT_ASN1_DUP_FUNCTION(TS_TST_INFO)
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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, const TS_TST_INFO *a)
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{
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return ASN1_i2d_bio_of(TS_TST_INFO, i2d_TS_TST_INFO, bp, a);
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}
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#ifndef OPENSSL_NO_STDIO
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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, const TS_TST_INFO *a)
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{
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return ASN1_i2d_fp_of(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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} static_ASN1_SEQUENCE_END(TS_STATUS_INFO)
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IMPLEMENT_ASN1_FUNCTIONS(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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ERR_raise(ERR_LIB_TS, TS_R_TOKEN_PRESENT);
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return 0;
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}
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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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ERR_raise(ERR_LIB_TS, 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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ERR_raise(ERR_LIB_TS, 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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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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} static_ASN1_SEQUENCE_END_cb(TS_RESP, TS_RESP)
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IMPLEMENT_ASN1_FUNCTIONS(TS_RESP)
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IMPLEMENT_ASN1_DUP_FUNCTION(TS_RESP)
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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, const TS_RESP *a)
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{
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return ASN1_i2d_bio_of(TS_RESP, i2d_TS_RESP, bp, a);
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}
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#ifndef OPENSSL_NO_STDIO
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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, const TS_RESP *a)
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{
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return ASN1_i2d_fp_of(TS_RESP, i2d_TS_RESP, fp, a);
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}
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#endif
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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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ERR_raise(ERR_LIB_TS, TS_R_BAD_PKCS7_TYPE);
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return NULL;
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}
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if (PKCS7_get_detached(token)) {
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ERR_raise(ERR_LIB_TS, TS_R_DETACHED_CONTENT);
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return NULL;
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}
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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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ERR_raise(ERR_LIB_TS, TS_R_BAD_PKCS7_TYPE);
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return NULL;
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}
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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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ERR_raise(ERR_LIB_TS, TS_R_BAD_TYPE);
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return NULL;
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}
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tst_info_der = tst_info_wrapper->value.octet_string;
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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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