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otMessageQueueGetHead() function
Returns a pointer to the message at the head of the queue.
Syntax
Implemented in ![]()
message_api.cpp:140
Return value
A pointer to the message at the head of queue or NULL if queue is empty.
Related Functions
Found 5 other functions taking a ![]()
otMessageQueue
argument:
Function
Description
Initialize the message queue. MUST be called once and only once for a `otMessageQueue` instance before any other `otMessageQueue` functions. The behavior is undefined if other queue APIs are used with an `otMessageQueue` before it being initialized or if it is initialized more than once.
Adds a message to the end of the given message queue.
Adds a message at the head/front of the given message queue.
Removes a message from the given message queue.
Returns a pointer to the next message in the queue by iterating forward (from head to tail).
References
Code
Location
Data Use
otMessageQueueGetHead():