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% RFC7252, Section 12.2
% 0 (Reserved)
% 1 if-match
% 3 uri-host
% 4 eTag
% 5 if-none-match
% 7 uri-port
% 8 location-path
-define(COAP_OPTION_URI_PATH, 11).
-define(COAP_OPTION_CONTENT_FORMAT, 12).
% 14 max-age
-define(COAP_OPTION_URI_QUERY, 15).
% 17 accept
% 20 location-query
% 35 proxy-uri
% 39 proxy-scheme
% 60 size1
%128 (Reserved)
%132 (Reserved)
%136 (Reserved)
%140 (Reserved)
% draft-ietf-core-block-17
-define(COAP_OPTION_BLOCK2, 23).
-define(COAP_OPTION_BLOCK1, 27).
-define(COAP_OPTION_SIZE2, 28).
-define(COAP_PAYLOAD_MARKER, 16#FF).
-record(coap_request, {
method,
path,
query,
mid,
ct,
payload
}).
-record(coap_response, {
class, % response class
detail, % repsonse detail
mid, % the meassage id
ct, % the content type
block2, % block2 option
options, % all coap options
payload}).
% 2.01 Location-Path, Location-Query
% 2.03 ETag, Max-Age
% 4.13 Size1
-record(coap_empty_message, {mid}).
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