Mbed TLS v2.28.10
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
31 extern "C" {
32 #endif
33 
46 int mbedtls_asn1_write_len(unsigned char **p, unsigned char *start,
47  size_t len);
60 int mbedtls_asn1_write_tag(unsigned char **p, unsigned char *start,
61  unsigned char tag);
62 
76 int 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)
80 
94 int mbedtls_asn1_write_mpi(unsigned char **p, unsigned char *start,
95  const mbedtls_mpi *X);
96 #endif /* MBEDTLS_BIGNUM_C */
97 
110 int mbedtls_asn1_write_null(unsigned char **p, unsigned char *start);
111 
126 int mbedtls_asn1_write_oid(unsigned char **p, unsigned char *start,
127  const char *oid, size_t oid_len);
128 
144 int mbedtls_asn1_write_algorithm_identifier(unsigned char **p,
145  unsigned char *start,
146  const char *oid, size_t oid_len,
147  size_t par_len);
148 
165 int mbedtls_asn1_write_algorithm_identifier_ext(unsigned char **p,
166  unsigned char *start,
167  const char *oid, size_t oid_len,
168  size_t par_len, int has_par);
169 
183 int mbedtls_asn1_write_bool(unsigned char **p, unsigned char *start,
184  int boolean);
185 
200 int mbedtls_asn1_write_int(unsigned char **p, unsigned char *start, int val);
201 
215 int mbedtls_asn1_write_enum(unsigned char **p, unsigned char *start, int val);
216 
234 int mbedtls_asn1_write_tagged_string(unsigned char **p, unsigned char *start,
235  int tag, const char *text,
236  size_t text_len);
237 
253 int mbedtls_asn1_write_printable_string(unsigned char **p,
254  unsigned char *start,
255  const char *text, size_t text_len);
256 
272 int mbedtls_asn1_write_utf8_string(unsigned char **p, unsigned char *start,
273  const char *text, size_t text_len);
274 
290 int mbedtls_asn1_write_ia5_string(unsigned char **p, unsigned char *start,
291  const char *text, size_t text_len);
292 
307 int mbedtls_asn1_write_bitstring(unsigned char **p, unsigned char *start,
308  const unsigned char *buf, size_t bits);
309 
327 int mbedtls_asn1_write_named_bitstring(unsigned char **p,
328  unsigned char *start,
329  const unsigned char *buf,
330  size_t bits);
331 
346 int 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 */
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:173
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)
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.
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:174
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_UTF8_STRIN...
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_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_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:196
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_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_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.