The indices of the resources on the local system to
be used as the source/destination for the file transfer.
The type of resource to which these indices apply is
specified by the corresponding value of
a3ComSysFtLocalResourceType. If resourceBridge is used,
a3ComSysFtLocalResourceMask indicates the bridge slot
number the filter code will be downloaded.
For instance, a3ComSysFtLocalResourceMask value of 0x03
indicates bridge slot number 1 and 2.