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Open topic with navigation CAPL Functions » Ethernet » Function Overview » ethernetPacket::protocol::field::IsAvailable

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ethernetPacket::protocol::field::IsAvailable

Valid for: CANoe DE • CANoe4SW DE

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Method Syntax

long ethernetPacket.<[protocol](../../../CANoeCANalyzer/Ethernet/Protocols/Protocol.md)>.<field>.IsAvailable();

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Description

Returns if a protocol field is available in the Ethernet packet. This can be used, if the protocol contains optional fields or options.

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Parameters

—

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Return Values

  • 1: Protocol field is available
  • 0: Protocol field is not available

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Example

on ethernetPacket *
{
  if (this.udp.checksum.IsAvailable())
  {
    Write( "Protocol field udp.checksum is available and has value 0x%X", this.udp.checksum );
  }
}