asn1write.h

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/*
 *  Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
 *  SPDX-License-Identifier: Apache-2.0
 *
 *  Licensed under the Apache License, Version 2.0 (the "License"); you may
 *  not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *  This file is part of mbed TLS (https://tls.mbed.org)
 */
#ifndef MBEDTLS_ASN1_WRITE_H
#define MBEDTLS_ASN1_WRITE_H

#include "asn1.h"

#define MBEDTLS_ASN1_CHK_ADD(g, f)                      \
    do {                                                \
        if( ( ret = f ) < 0 )                           \
            return( ret );                              \
        else                                            \
            g += ret;                                   \
    } while( 0 )

#ifdef __cplusplus
extern "C" {
#endif

int mbedtls_asn1_write_len( unsigned char **p, unsigned char *start,
                            size_t len );
int mbedtls_asn1_write_tag( unsigned char **p, unsigned char *start,
                            unsigned char tag );

int mbedtls_asn1_write_raw_buffer( unsigned char **p, unsigned char *start,
                                   const unsigned char *buf, size_t size );

#if defined(MBEDTLS_BIGNUM_C)

int mbedtls_asn1_write_mpi( unsigned char **p, unsigned char *start,
                            const mbedtls_mpi *X );
#endif /* MBEDTLS_BIGNUM_C */

int mbedtls_asn1_write_null( unsigned char **p, unsigned char *start );

int mbedtls_asn1_write_oid( unsigned char **p, unsigned char *start,
                            const char *oid, size_t oid_len );

int mbedtls_asn1_write_algorithm_identifier( unsigned char **p,
                                             unsigned char *start,
                                             const char *oid, size_t oid_len,
                                             size_t par_len );

int mbedtls_asn1_write_bool( unsigned char **p, unsigned char *start,
                             int boolean );

int mbedtls_asn1_write_int( unsigned char **p, unsigned char *start, int val );

int mbedtls_asn1_write_tagged_string( unsigned char **p, unsigned char *start,
                                      int tag, const char *text,
                                      size_t text_len );

int mbedtls_asn1_write_printable_string( unsigned char **p,
                                         unsigned char *start,
                                         const char *text, size_t text_len );

int mbedtls_asn1_write_utf8_string( unsigned char **p, unsigned char *start,
                                    const char *text, size_t text_len );

int mbedtls_asn1_write_ia5_string( unsigned char **p, unsigned char *start,
                                   const char *text, size_t text_len );

int mbedtls_asn1_write_bitstring( unsigned char **p, unsigned char *start,
                                  const unsigned char *buf, size_t bits );

int mbedtls_asn1_write_octet_string( unsigned char **p, unsigned char *start,
                                     const unsigned char *buf, size_t size );

mbedtls_asn1_named_data *mbedtls_asn1_store_named_data( mbedtls_asn1_named_data **list,
                                        const char *oid, size_t oid_len,
                                        const unsigned char *val,
                                        size_t val_len );

#ifdef __cplusplus
}
#endif

#endif /* MBEDTLS_ASN1_WRITE_H */