Mbed TLS v3.5.0
asn1write.h
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1
6/*
7 * Copyright The Mbed TLS Contributors
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#ifndef MBEDTLS_ASN1_WRITE_H
23#define MBEDTLS_ASN1_WRITE_H
24
25#include "mbedtls/build_info.h"
26
27#include "mbedtls/asn1.h"
28
29#define MBEDTLS_ASN1_CHK_ADD(g, f) \
30 do \
31 { \
32 if ((ret = (f)) < 0) \
33 return ret; \
34 else \
35 (g) += ret; \
36 } while (0)
37
38#define MBEDTLS_ASN1_CHK_CLEANUP_ADD(g, f) \
39 do \
40 { \
41 if ((ret = (f)) < 0) \
42 goto cleanup; \
43 else \
44 (g) += ret; \
45 } while (0)
46
47#ifdef __cplusplus
48extern "C" {
49#endif
50
51#if defined(MBEDTLS_ASN1_WRITE_C) || defined(MBEDTLS_X509_USE_C)
64int mbedtls_asn1_write_len(unsigned char **p, const unsigned char *start,
65 size_t len);
78int mbedtls_asn1_write_tag(unsigned char **p, const unsigned char *start,
79 unsigned char tag);
80#endif /* MBEDTLS_ASN1_WRITE_C || MBEDTLS_X509_USE_C */
81
82#if defined(MBEDTLS_ASN1_WRITE_C)
96int mbedtls_asn1_write_raw_buffer(unsigned char **p, const unsigned char *start,
97 const unsigned char *buf, size_t size);
98
99#if defined(MBEDTLS_BIGNUM_C)
114int mbedtls_asn1_write_mpi(unsigned char **p, const unsigned char *start,
115 const mbedtls_mpi *X);
116#endif /* MBEDTLS_BIGNUM_C */
117
130int mbedtls_asn1_write_null(unsigned char **p, const unsigned char *start);
131
146int mbedtls_asn1_write_oid(unsigned char **p, const unsigned char *start,
147 const char *oid, size_t oid_len);
148
165 const unsigned char *start,
166 const char *oid, size_t oid_len,
167 size_t par_len);
168
186 const unsigned char *start,
187 const char *oid, size_t oid_len,
188 size_t par_len, int has_par);
189
203int mbedtls_asn1_write_bool(unsigned char **p, const unsigned char *start,
204 int boolean);
205
220int mbedtls_asn1_write_int(unsigned char **p, const unsigned char *start, int val);
221
235int mbedtls_asn1_write_enum(unsigned char **p, const unsigned char *start, int val);
236
254int mbedtls_asn1_write_tagged_string(unsigned char **p, const unsigned char *start,
255 int tag, const char *text,
256 size_t text_len);
257
274 const unsigned char *start,
275 const char *text, size_t text_len);
276
292int mbedtls_asn1_write_utf8_string(unsigned char **p, const unsigned char *start,
293 const char *text, size_t text_len);
294
310int mbedtls_asn1_write_ia5_string(unsigned char **p, const unsigned char *start,
311 const char *text, size_t text_len);
312
327int mbedtls_asn1_write_bitstring(unsigned char **p, const unsigned char *start,
328 const unsigned char *buf, size_t bits);
329
348 const unsigned char *start,
349 const unsigned char *buf,
350 size_t bits);
351
366int mbedtls_asn1_write_octet_string(unsigned char **p, const unsigned char *start,
367 const unsigned char *buf, size_t size);
368
391 const char *oid, size_t oid_len,
392 const unsigned char *val,
393 size_t val_len);
394
395#ifdef __cplusplus
396}
397#endif
398
399#endif /* MBEDTLS_ASN1_WRITE_C */
400
401#endif /* MBEDTLS_ASN1_WRITE_H */
Generic ASN.1 parsing.
int mbedtls_asn1_write_bitstring(unsigned char **p, const unsigned char *start, const unsigned char *buf, size_t bits)
Write a bitstring tag (MBEDTLS_ASN1_BIT_STRING) and value in ASN.1 format.
int mbedtls_asn1_write_algorithm_identifier(unsigned char **p, const unsigned char *start, const char *oid, size_t oid_len, size_t par_len)
Write an AlgorithmIdentifier sequence in ASN.1 format.
int mbedtls_asn1_write_raw_buffer(unsigned char **p, const unsigned char *start, const unsigned char *buf, size_t size)
Write raw buffer data.
int mbedtls_asn1_write_tag(unsigned char **p, const unsigned char *start, unsigned char tag)
Write an ASN.1 tag in ASN.1 format.
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_algorithm_identifier_ext(unsigned char **p, const unsigned char *start, const char *oid, size_t oid_len, size_t par_len, int has_par)
Write an AlgorithmIdentifier sequence in ASN.1 format.
int mbedtls_asn1_write_oid(unsigned char **p, const 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_mpi(unsigned char **p, const unsigned char *start, const mbedtls_mpi *X)
Write an arbitrary-precision number (MBEDTLS_ASN1_INTEGER) in ASN.1 format.
int mbedtls_asn1_write_octet_string(unsigned char **p, const 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_bool(unsigned char **p, const unsigned char *start, int boolean)
Write a boolean tag (MBEDTLS_ASN1_BOOLEAN) and value in ASN.1 format.
int mbedtls_asn1_write_null(unsigned char **p, const unsigned char *start)
Write a NULL tag (MBEDTLS_ASN1_NULL) with zero data in ASN.1 format.
int mbedtls_asn1_write_utf8_string(unsigned char **p, const 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_UTF8_STRIN...
int mbedtls_asn1_write_printable_string(unsigned char **p, const 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_int(unsigned char **p, const unsigned char *start, int val)
Write an int tag (MBEDTLS_ASN1_INTEGER) and value in ASN.1 format.
int mbedtls_asn1_write_ia5_string(unsigned char **p, const 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_enum(unsigned char **p, const unsigned char *start, int val)
Write an enum tag (MBEDTLS_ASN1_ENUMERATED) and value in ASN.1 format.
int mbedtls_asn1_write_named_bitstring(unsigned char **p, const unsigned char *start, const unsigned char *buf, size_t bits)
This function writes a named bitstring tag (MBEDTLS_ASN1_BIT_STRING) and value in ASN....
int mbedtls_asn1_write_len(unsigned char **p, const unsigned char *start, size_t len)
Write a length field in ASN.1 format.
int mbedtls_asn1_write_tagged_string(unsigned char **p, const 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.
Build-time configuration info.
MPI structure.
Definition: bignum.h:219