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##

# TCPIP_IGMP_EVENT_HANDLER Type

## C

    typedef void (* TCPIP_IGMP_EVENT_HANDLER)(IPV4_ADDR mcastAddress, TCPIP_IGMP_EVENT_TYPE evType, const void* param);

## Description

Type: TCPIP_IGMP_EVENT_HANDLER. The format of a notification handler registered with the IGMP module. Once an IGMP event occurs the IGMP service will call for the registered handler.

## Parameters

Parameters | Description
--- | ---
mcastAddress | The multicast group for which the IGMP event occurred.
evType | The IGMP reported event.
param | Additional user parameter - see TCPIP_IGMP_HandlerRegister.

## Remarks

If mcastAddress == 0, the notification is called for events for any multicast group.