DRV_GetName

Returns the name of the pen driver. The buffer that receives the name (lParam2) should be at least 80 characters in length.

DRV_BADPARAM1 The specified buffer length is not large enough to hold the pen driver name.
DRV_BADPARAM2 The specified pointer does not point to a writeable block of memory of the size specified in lParam1.

lParam1
Length of buffer.
lParam2
Pointer to a character buffer that receives the pen driver name.