Gets a pointer to the data buffer associated with (and owned by) the message object specified in the message argument. This function is normally used by output nodes.
If successful, the address of the data buffer is returned. Otherwise, zero (CCI_NULL_ADDR) is returned, and the returnCode parameter indicates the reason for the error.
Related concepts
User-defined Input nodes
User-defined message processing nodes
User-defined output nodes
Related tasks
Creating an input node in C
Creating a message processing node in C
Related reference
C language node utility functions
cniBufferByte
cniBufferSize
cniSetInputBuffer
cniWriteBuffer
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