mbed TLS v2.16.1
asn1write.h
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1 
6 /*
7  * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
8  * SPDX-License-Identifier: Apache-2.0
9  *
10  * Licensed under the Apache License, Version 2.0 (the "License"); you may
11  * not use this file except in compliance with the License.
12  * You may obtain a copy of the License at
13  *
14  * http://www.apache.org/licenses/LICENSE-2.0
15  *
16  * Unless required by applicable law or agreed to in writing, software
17  * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
18  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
19  * See the License for the specific language governing permissions and
20  * limitations under the License.
21  *
22  * This file is part of mbed TLS (https://tls.mbed.org)
23  */
24 #ifndef MBEDTLS_ASN1_WRITE_H
25 #define MBEDTLS_ASN1_WRITE_H
26 
27 #if !defined(MBEDTLS_CONFIG_FILE)
28 #include "config.h"
29 #else
30 #include MBEDTLS_CONFIG_FILE
31 #endif
32 
33 #include "asn1.h"
34 
35 #define MBEDTLS_ASN1_CHK_ADD(g, f) \
36  do { \
37  if( ( ret = f ) < 0 ) \
38  return( ret ); \
39  else \
40  g += ret; \
41  } while( 0 )
42 
43 #ifdef __cplusplus
44 extern "C" {
45 #endif
46 
59 int mbedtls_asn1_write_len( unsigned char **p, unsigned char *start,
60  size_t len );
73 int mbedtls_asn1_write_tag( unsigned char **p, unsigned char *start,
74  unsigned char tag );
75 
89 int mbedtls_asn1_write_raw_buffer( unsigned char **p, unsigned char *start,
90  const unsigned char *buf, size_t size );
91 
92 #if defined(MBEDTLS_BIGNUM_C)
93 
106 int mbedtls_asn1_write_mpi( unsigned char **p, unsigned char *start,
107  const mbedtls_mpi *X );
108 #endif /* MBEDTLS_BIGNUM_C */
109 
122 int mbedtls_asn1_write_null( unsigned char **p, unsigned char *start );
123 
138 int mbedtls_asn1_write_oid( unsigned char **p, unsigned char *start,
139  const char *oid, size_t oid_len );
140 
156 int mbedtls_asn1_write_algorithm_identifier( unsigned char **p,
157  unsigned char *start,
158  const char *oid, size_t oid_len,
159  size_t par_len );
160 
174 int mbedtls_asn1_write_bool( unsigned char **p, unsigned char *start,
175  int boolean );
176 
190 int mbedtls_asn1_write_int( unsigned char **p, unsigned char *start, int val );
191 
209 int mbedtls_asn1_write_tagged_string( unsigned char **p, unsigned char *start,
210  int tag, const char *text,
211  size_t text_len );
212 
228 int mbedtls_asn1_write_printable_string( unsigned char **p,
229  unsigned char *start,
230  const char *text, size_t text_len );
231 
247 int mbedtls_asn1_write_utf8_string( unsigned char **p, unsigned char *start,
248  const char *text, size_t text_len );
249 
265 int mbedtls_asn1_write_ia5_string( unsigned char **p, unsigned char *start,
266  const char *text, size_t text_len );
267 
282 int mbedtls_asn1_write_bitstring( unsigned char **p, unsigned char *start,
283  const unsigned char *buf, size_t bits );
284 
299 int mbedtls_asn1_write_octet_string( unsigned char **p, unsigned char *start,
300  const unsigned char *buf, size_t size );
301 
320  const char *oid, size_t oid_len,
321  const unsigned char *val,
322  size_t val_len );
323 
324 #ifdef __cplusplus
325 }
326 #endif
327 
328 #endif /* MBEDTLS_ASN1_WRITE_H */
int mbedtls_asn1_write_bitstring(unsigned char **p, unsigned char *start, const unsigned char *buf, size_t bits)
Write a bitstring tag (MBEDTLS_ASN1_BIT_STRING) and value in ASN.1 format.
mbedtls_asn1_buf oid
Definition: asn1.h:168
int mbedtls_asn1_write_null(unsigned char **p, unsigned char *start)
Write a NULL tag (MBEDTLS_ASN1_NULL) with zero data in ASN.1 format.
Configuration options (set of defines)
Generic ASN.1 parsing.
int mbedtls_asn1_write_int(unsigned char **p, unsigned char *start, int val)
Write an int tag (MBEDTLS_ASN1_INTEGER) and value in ASN.1 format.
int mbedtls_asn1_write_bool(unsigned char **p, unsigned char *start, int boolean)
Write a boolean tag (MBEDTLS_ASN1_BOOLEAN) and value in ASN.1 format.
int mbedtls_asn1_write_len(unsigned char **p, unsigned char *start, size_t len)
Write a length field in ASN.1 format.
mbedtls_asn1_buf val
Definition: asn1.h:169
int mbedtls_asn1_write_octet_string(unsigned char **p, unsigned char *start, const unsigned char *buf, size_t size)
Write an octet string tag (MBEDTLS_ASN1_OCTET_STRING) and value in ASN.1 format.
int mbedtls_asn1_write_utf8_string(unsigned char **p, unsigned char *start, const char *text, size_t text_len)
Write a UTF8 string in ASN.1 format using the UTF8String string encoding tag (MBEDTLS_ASN1_PRINTABLE_...
int mbedtls_asn1_write_mpi(unsigned char **p, unsigned char *start, const mbedtls_mpi *X)
Write a arbitrary-precision number (MBEDTLS_ASN1_INTEGER) in ASN.1 format.
int mbedtls_asn1_write_printable_string(unsigned char **p, unsigned char *start, const char *text, size_t text_len)
Write a string in ASN.1 format using the PrintableString string encoding tag (MBEDTLS_ASN1_PRINTABLE_...
int mbedtls_asn1_write_algorithm_identifier(unsigned char **p, unsigned char *start, const char *oid, size_t oid_len, size_t par_len)
Write an AlgorithmIdentifier sequence in ASN.1 format.
MPI structure.
Definition: bignum.h:180
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)
Create or find a specific named_data entry for writing in a sequence or list based on the OID....
int mbedtls_asn1_write_ia5_string(unsigned char **p, unsigned char *start, const char *text, size_t text_len)
Write a string in ASN.1 format using the IA5String string encoding tag (MBEDTLS_ASN1_IA5_STRING).
int mbedtls_asn1_write_raw_buffer(unsigned char **p, unsigned char *start, const unsigned char *buf, size_t size)
Write raw buffer data.
int mbedtls_asn1_write_tag(unsigned char **p, unsigned char *start, unsigned char tag)
Write an ASN.1 tag in ASN.1 format.
int mbedtls_asn1_write_oid(unsigned char **p, unsigned char *start, const char *oid, size_t oid_len)
Write an OID tag (MBEDTLS_ASN1_OID) and data in ASN.1 format.
int mbedtls_asn1_write_tagged_string(unsigned char **p, unsigned char *start, int tag, const char *text, size_t text_len)
Write a string in ASN.1 format using a specific string encoding tag.