libcoap 4.3.1
encode.h
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1/*
2 * encode.h -- encoding and decoding of CoAP data types
3 *
4 * Copyright (C) 2010-2012 Olaf Bergmann <bergmann@tzi.org>
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_ENCODE_H_
18#define COAP_ENCODE_H_
19
20#if (BSD >= 199103) || defined(WITH_CONTIKI) || defined(_WIN32)
21# include <string.h>
22#else
23# include <strings.h>
24#endif
25
26#include <stdint.h>
27
28#ifndef HAVE_FLS
29/* include this only if fls() is not available */
30extern int coap_fls(unsigned int i);
31#else
32#define coap_fls(i) fls(i)
33#endif
34
35#ifndef HAVE_FLSLL
36 /* include this only if flsll() is not available */
37extern int coap_flsll(long long i);
38#else
39#define coap_flsll(i) flsll(i)
40#endif
41
58unsigned int coap_decode_var_bytes(const uint8_t *buf, size_t length);
59
69uint64_t coap_decode_var_bytes8(const uint8_t *buf, size_t length);
70
84unsigned int coap_encode_var_safe(uint8_t *buf,
85 size_t length,
86 unsigned int value);
87
101unsigned int coap_encode_var_safe8(uint8_t *buf,
102 size_t length,
103 uint64_t value);
104
123coap_encode_var_bytes(uint8_t *buf, unsigned int value
124) {
125 return (int)coap_encode_var_safe(buf, sizeof(value), value);
126}
127
128#endif /* COAP_ENCODE_H_ */
int coap_flsll(long long i)
Definition: encode.c:26
int coap_fls(unsigned int i)
Definition: encode.c:20
COAP_STATIC_INLINE COAP_DEPRECATED int coap_encode_var_bytes(uint8_t *buf, unsigned int value)
Definition: encode.h:123
unsigned int coap_encode_var_safe(uint8_t *buf, size_t length, unsigned int value)
Encodes multiple-length byte sequences.
Definition: encode.c:45
unsigned int coap_decode_var_bytes(const uint8_t *buf, size_t length)
Decodes multiple-length byte sequences.
Definition: encode.c:36
uint64_t coap_decode_var_bytes8(const uint8_t *buf, size_t length)
Decodes multiple-length byte sequences.
Definition: encode.c:65
unsigned int coap_encode_var_safe8(uint8_t *buf, size_t length, uint64_t value)
Encodes multiple-length byte sequences.
Definition: encode.c:75
#define COAP_DEPRECATED
Definition: libcoap.h:53
#define COAP_STATIC_INLINE
Definition: libcoap.h:45