libcoap  4.3.0
coap_asn1_internal.h
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1 /*
2  * coap_asn1_internal.h -- ASN.1 functions for libcoap
3  *
4  * Copyright (C) 2020 Jon Shallow <supjps-libcoap@jpshallow.com>
5  *
6  * SPDX-License-Identifier: BSD-2-Clause
7  *
8  * This file is part of the CoAP library libcoap. Please see README for terms
9  * of use.
10  */
11 
17 #ifndef COAP_ASN1_INTERNAL_H_
18 #define COAP_ASN1_INTERNAL_H_
19 
20 
28 typedef enum {
35 
46 typedef int (*asn1_validate)(const uint8_t *data, size_t size);
47 
57 size_t asn1_len(const uint8_t **ptr);
58 
70 coap_asn1_tag_t asn1_tag_c(const uint8_t **ptr, int *constructed, int *class);
71 
84 coap_binary_t *get_asn1_tag(coap_asn1_tag_t ltag, const uint8_t *ptr,
85  size_t tlen, asn1_validate validate);
86 
89 #endif /* COAP_ASN1_INTERNAL_H_ */
coap_asn1_tag_t asn1_tag_c(const uint8_t **ptr, int *constructed, int *class)
Get the asn1 tag from the current ptr.
Definition: coap_asn1.c:35
size_t asn1_len(const uint8_t **ptr)
Get the asn1 length from the current ptr.
Definition: coap_asn1.c:14
coap_asn1_tag_t
coap_binary_t * get_asn1_tag(coap_asn1_tag_t ltag, const uint8_t *ptr, size_t tlen, asn1_validate validate)
Get the asn1 tag and data from the current ptr.
Definition: coap_asn1.c:63
int(* asn1_validate)(const uint8_t *data, size_t size)
Callback to validate the asn1 tag and data.
@ COAP_ASN1_NONE
@ COAP_ASN1_OCTETSTRING
@ COAP_ASN1_INTEGER
@ COAP_ASN1_BITSTRING
@ COAP_ASN1_IDENTIFIER
CoAP binary data definition.
Definition: str.h:50