Class UDPErrorIndication

File: src/inet/transportlayer/contract/udp/UDPControlInfo.msg

Control info that is sent up from the UDP module to the application with UDP_I_ERROR as message kind when UDP receives an ICMP error for a packet previously sent from the socket.

See also: UDPCommandCode

Usage diagram:

The following diagram shows usage relationships between types. Unresolved types are missing from the diagram.

Inheritance diagram:

The following diagram shows inheritance relationships for this type. Unresolved types are missing from the diagram.

Extends:

Name	Type	Description
UDPControlInfo	class	Base class for UDP control info classes. The most convenient way to handle UDP is the UDPSocket class, which hides control info from you.

Fields:

Name	Type	Description
srcAddr	L3Address	source IPv4 or IPv6 address of the undeliverable packet
destAddr	L3Address	destination IPv4 or IPv6 address of the undeliverable packet
srcPort	int	source port of the undeliverable packet
destPort	int	destination port of the undeliverable packet
sockId	int	must uniquely identify the socket in the UDP module

Source code:

//
// Control info that is sent up from the ~UDP module to the application with
// UDP_I_ERROR as message kind when ~UDP receives an ICMP error for a packet
// previously sent from the socket.
//
// @see ~UDPCommandCode
//
class UDPErrorIndication extends UDPControlInfo
{
    L3Address srcAddr;   // source IPv4 or IPv6 address of the undeliverable packet
    L3Address destAddr;  // destination IPv4 or IPv6 address of the undeliverable packet
    int srcPort;           // source port of the undeliverable packet
    int destPort;          // destination port of the undeliverable packet
}