crypto/ts/ts_asn1.c - third_party/openssl - Git at Google

 /*
  * 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 <openssl/ts.h>
 #include <openssl/err.h>
 #include <openssl/asn1t.h>
 #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)
 } static_ASN1_SEQUENCE_END(TS_MSG_IMPRINT)

 IMPLEMENT_ASN1_FUNCTIONS_const(TS_MSG_IMPRINT)
 IMPLEMENT_ASN1_DUP_FUNCTION(TS_MSG_IMPRINT)
 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);
 }
 #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);
 }

 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)
 } static_ASN1_SEQUENCE_END(TS_REQ)

 IMPLEMENT_ASN1_FUNCTIONS_const(TS_REQ)
 IMPLEMENT_ASN1_DUP_FUNCTION(TS_REQ)
 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);
 }
 #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);
 }

 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)
 } 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)
 } static_ASN1_SEQUENCE_END(TS_TST_INFO)

 IMPLEMENT_ASN1_FUNCTIONS_const(TS_TST_INFO)
 IMPLEMENT_ASN1_DUP_FUNCTION(TS_TST_INFO)
 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);
 }
 #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);
 }

 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)
 } 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_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)
 {
     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),
 } static_ASN1_SEQUENCE_END_cb(TS_RESP, TS_RESP)

 IMPLEMENT_ASN1_FUNCTIONS_const(TS_RESP)

 IMPLEMENT_ASN1_DUP_FUNCTION(TS_RESP)

 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);
 }
 #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);
 }

 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)
 } 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)
 } 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)
 } 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;
     }
     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);
 }
	/*
	* 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 <openssl/ts.h>
	#include <openssl/err.h>
	#include <openssl/asn1t.h>
	#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)
	} static_ASN1_SEQUENCE_END(TS_MSG_IMPRINT)

	IMPLEMENT_ASN1_FUNCTIONS_const(TS_MSG_IMPRINT)
	IMPLEMENT_ASN1_DUP_FUNCTION(TS_MSG_IMPRINT)
	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);
	}
	#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);
	}

	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)
	} static_ASN1_SEQUENCE_END(TS_REQ)

	IMPLEMENT_ASN1_FUNCTIONS_const(TS_REQ)
	IMPLEMENT_ASN1_DUP_FUNCTION(TS_REQ)
	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);
	}
	#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);
	}

	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)
	} 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)
	} static_ASN1_SEQUENCE_END(TS_TST_INFO)

	IMPLEMENT_ASN1_FUNCTIONS_const(TS_TST_INFO)
	IMPLEMENT_ASN1_DUP_FUNCTION(TS_TST_INFO)
	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);
	}
	#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);
	}

	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)
	} 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_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)
	{
	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),
	} static_ASN1_SEQUENCE_END_cb(TS_RESP, TS_RESP)

	IMPLEMENT_ASN1_FUNCTIONS_const(TS_RESP)

	IMPLEMENT_ASN1_DUP_FUNCTION(TS_RESP)

	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);
	}
	#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);
	}

	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)
	} 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)
	} 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)
	} 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;
	}
	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);
	}