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C2xGetThisData

Valid for: CANoe DE Note
This function is only usable in a CAPL callback that had been registered with C2xReceivePacket.

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Function Syntax

long C2xGetThisData( long offset, long bufferSize, byte buffer[] );
long C2xGetThisData( long offset, long bufferSize, char buffer[] );
long C2xGetThisData( long offset, long bufferSize, struct* buffer );

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Description

This function gets the payload data of the highest interpretable protocol.

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Parameters

  • offset: Byte offset relative to the beginning of the payload
  • bufferSize: Number of requested bytes
  • buffer: Buffer in which the requested data are copied

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Return Values

Number of copied data bytes.

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Example

Node System - PreStart in CAPL Browser 
on preStart
{
  C2xReceivePacket( "OnC2xPacket");
}
Node Callback Function in CAPL Browser 
void OnC2xPacket( long channel, long dir, long radioChannel, long signalStrength, long signalQuality, long packet )
{
  byte payload[8];
  long len;

  len = C2xGetThisData( 0, 8, payload);
  write( "Receive payload with %d bytes", len );
}