Mbed TLS v2.28.9
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asn1write.h
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1
6/*
7 * Copyright The Mbed TLS Contributors
8 * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
9 */
10#ifndef MBEDTLS_ASN1_WRITE_H
11#define MBEDTLS_ASN1_WRITE_H
12
13#if !defined(MBEDTLS_CONFIG_FILE)
14#include "mbedtls/config.h"
15#else
16#include MBEDTLS_CONFIG_FILE
17#endif
18
19#include "mbedtls/asn1.h"
20
21#define MBEDTLS_ASN1_CHK_ADD(g, f) \
22 do \
23 { \
24 if ((ret = (f)) < 0) \
25 return ret; \
26 else \
27 (g) += ret; \
28 } while (0)
29
30#ifdef __cplusplus
31extern "C" {
32#endif
33
46int mbedtls_asn1_write_len(unsigned char **p, unsigned char *start,
47 size_t len);
60int mbedtls_asn1_write_tag(unsigned char **p, unsigned char *start,
61 unsigned char tag);
62
76int mbedtls_asn1_write_raw_buffer(unsigned char **p, unsigned char *start,
77 const unsigned char *buf, size_t size);
78
79#if defined(MBEDTLS_BIGNUM_C)
94int mbedtls_asn1_write_mpi(unsigned char **p, unsigned char *start,
95 const mbedtls_mpi *X);
96#endif /* MBEDTLS_BIGNUM_C */
97
110int mbedtls_asn1_write_null(unsigned char **p, unsigned char *start);
111
126int mbedtls_asn1_write_oid(unsigned char **p, unsigned char *start,
127 const char *oid, size_t oid_len);
128
145 unsigned char *start,
146 const char *oid, size_t oid_len,
147 size_t par_len);
148
166 unsigned char *start,
167 const char *oid, size_t oid_len,
168 size_t par_len, int has_par);
169
183int mbedtls_asn1_write_bool(unsigned char **p, unsigned char *start,
184 int boolean);
185
200int mbedtls_asn1_write_int(unsigned char **p, unsigned char *start, int val);
201
215int mbedtls_asn1_write_enum(unsigned char **p, unsigned char *start, int val);
216
234int mbedtls_asn1_write_tagged_string(unsigned char **p, unsigned char *start,
235 int tag, const char *text,
236 size_t text_len);
237
254 unsigned char *start,
255 const char *text, size_t text_len);
256
272int mbedtls_asn1_write_utf8_string(unsigned char **p, unsigned char *start,
273 const char *text, size_t text_len);
274
290int mbedtls_asn1_write_ia5_string(unsigned char **p, unsigned char *start,
291 const char *text, size_t text_len);
292
307int mbedtls_asn1_write_bitstring(unsigned char **p, unsigned char *start,
308 const unsigned char *buf, size_t bits);
309
328 unsigned char *start,
329 const unsigned char *buf,
330 size_t bits);
331
346int mbedtls_asn1_write_octet_string(unsigned char **p, unsigned char *start,
347 const unsigned char *buf, size_t size);
348
371 const char *oid, size_t oid_len,
372 const unsigned char *val,
373 size_t val_len);
374
375#ifdef __cplusplus
376}
377#endif
378
379#endif /* MBEDTLS_ASN1_WRITE_H */
Generic ASN.1 parsing.
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_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.
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_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_UTF8_STRIN...
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.
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_named_bitstring(unsigned char **p, 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_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_enum(unsigned char **p, unsigned char *start, int val)
Write an enum tag (MBEDTLS_ASN1_ENUMERATED) 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.
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.
int mbedtls_asn1_write_algorithm_identifier_ext(unsigned char **p, 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, 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, unsigned char *start, const mbedtls_mpi *X)
Write an arbitrary-precision number (MBEDTLS_ASN1_INTEGER) 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.
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.
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_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).
Configuration options (set of defines)
MPI structure.
Definition bignum.h:196