DefDriverProc
Provides
default processing for any messages not processed by an installable driver.
This function is intended to be used only within the DriverProc
LONG DefDriverProc(DWORD dwDriverId, HDRVR hdrvr,
UINT msg,
LONG lParam1, LONG lParam2);
Parameters
dwDriverId
Identifier of
the installable driver.
hdrvr
Handle of the
installable driver instance.
msg
Driver
message value.
lParam1 and lParam2
32-bit
message-dependent information.
Return Value
Returns
nonzero if successful or zero otherwise.