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[coap] add support for CoAP header exceeding 255 bytes (#3210)

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This commit is contained in:
Łukasz Duda
2018-10-25 21:08:17 -07:00
committed by Jonathan Hui
parent 597a81fd0a
commit 52669a925a
3 changed files with 4 additions and 4 deletions
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include/openthread/coap.h
+2 -2
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@@ -165,7 +165,7 @@ typedef enum otCoapOptionContentFormat {
OT_COAP_OPTION_CONTENT_FORMAT_JWS = 101 ///< application/json-web-signature
} otCoapOptionContentFormat;
#define OT_COAP_HEADER_MAX_LENGTH 128 ///< Max CoAP header length (bytes)
#define OT_COAP_HEADER_MAX_LENGTH 512 ///< Max CoAP header length (bytes)
/**
* This structure represents a CoAP header.
@@ -183,7 +183,7 @@ typedef struct otCoapHeader
} mFields; ///< Structure representing a CoAP base header
uint8_t mBytes[OT_COAP_HEADER_MAX_LENGTH]; ///< The raw byte encoding for the CoAP header
} mHeader; ///< The CoAP header encoding
uint8_t mHeaderLength; ///< The CoAP header length (bytes)
uint16_t mHeaderLength; ///< The CoAP header length (bytes)
uint16_t mOptionLast; ///< The last CoAP Option Number value
uint16_t mFirstOptionOffset; ///< The byte offset for the first CoAP Option
uint16_t mNextOptionOffset; ///< The byte offset for the next CoAP Option