Type-Length-Value: Difference between revisions
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imported>TJ Evans m (New page: A form of encoding that generally conforms to the following format: 0 1 2 3 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 ...) |
imported>Milton Beychok m (See Talk for comment.) |
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'''Type-Length-Value''' | |||
(TLV) is a form of encoding that generally conforms to the following format: | |||
Latest revision as of 22:53, 12 April 2011
Type-Length-Value (TLV) is a form of encoding that generally conforms to the following format:
0 1 2 3 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ | Type | Length | ... | +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ ~ ... ~ +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
Type 8-bit identifier of the type of option. The value in the Type field is context dependent.
Length 8-bit unsigned integer. The length of the option (including the type and length fields) in units of 8 octets. A Length value of 0 is often either invalid or indicates a minimum value of, for example, 64bits.
Value This is a variable length field (as specified in the Length field) containing context-specific values.