FwxFirewallEventType enumeration

Applies to: desktop apps only

The FwxFirewallEventType enumerated type contains values that specify the types of events raised by the Microsoft Firewall service for which a filter may receive notifications. Each value in this enumeration represents a single bit. Values can be combined by using the bitwise OR operator to specify a set of events.

Syntax

typedef enum FwxFirewallEventType { 
  fwx_Connect_Tcp            = 0x00000001,
  fwx_Udp_Destination        = 0x00000002,
  fwx_Bind_Tcp               = 0x00000004,
  fwx_Bind_Udp               = 0x00000008,
  fwx_Listen                 = 0x00000010,
  fwx_AcceptedConnection     = 0x00000020,
  fwx_GetHostByName          = 0x00000040,
  fwx_GetHostByAddr          = 0x00000080,
  fwx_ConnectionTerminating  = 0x00000100,
  fwx_EstablishedConnection  = 0x00000200
} FwxFirewallEventType;

Constants

• fwx_Connect_Tcp
  Request to connect to a TCP socket. Information related to an event of this type is supplied in an FwxConnectEvent structure.

• fwx_Udp_Destination
  Request to connect to or send data to a UDP socket. Information related to an event of this type is supplied in an FwxUdpDestination structure.

• fwx_Bind_Tcp
  Request to bind to a TCP socket. Information related to an event of this type is supplied in an FwxBindEvent structure.

• fwx_Bind_Udp
  Request to connect to a UDP socket. Information related to an event of this type is supplied in an FwxBindEvent structure.

• fwx_Listen
  Request to listen on a TCP socket. Information related to an event of this type is supplied in an FwxListenEvent structure.

• fwx_AcceptedConnection
  Arrival of an inbound connection on a listening TCP socket. Information related to an event of this type is supplied in an FwxAcceptEvent structure.

• fwx_GetHostByName
  Call to the gethostbyname function by a Forefront TMG Client or Firewall Client computer. This event is not generated for a SecureNAT client. Information related to an event of this type is supplied in an FwxGetHostByNameEvent structure.

• fwx_GetHostByAddr
  Call to the gethostbyaddr function by a Forefront TMG Client or Firewall Client computer. This event is not generated for a SecureNAT client. Information related to an event of this type is supplied in an FwxGetHostByAddrEvent structure.

• fwx_ConnectionTerminating
  Existence of a connection object that will be deleted when all references to it are released. Information related to an event of this type is supplied in an FwxEndConnectionEvent structure.

• fwx_EstablishedConnection
  Establishment of a connection as a result of a call to the IFWXSession::AllowFutureConnect, IFWXSession::BindForClient, or IFWXSession::RedirectConnections method. Information related to an event of this type is supplied in an FwxEstablishedConnectionEvent structure.

Requirements

See also

Filter Enumerated Types

IFWXConnection

IFWXSession::SetDataFilterFactory

Build date: 7/12/2010