Module option_extension

Tools for handling the extension encoding of CoAP options

Enums

ExtensionError

All the ways decoding an extension value can go wrong

Constants

OFFSET_1B

The offset added to a 1-byte extended value

OFFSET_2B

The offset added to a 2-byte extended value

VALUE_1B

Nibble value for “1 byte extension”

VALUE_2B

Nibble value for “2 byte extension”

VALUE_RESERVED

Nibble value reserved for the payload marker

Functions

encode_extensions

Encode delta and length into a small returned buffer

take_extension

Decode an extended value.