Add initTestNetwork with a list of LinkAddress

To support setup test network with both ipv4 and ipv6. Add overloading
function for initTestNetwork to allow specify mutiple addresses.

Also allow to get TestNetworkInterface from this test network, so the
caller can use it to send and write packets.

Test: atest EthernetTetheringTest
Change-Id: Ic7626582c021dee824f95900e4de8efee861a9ea
1 file changed
tree: 11c07a2c73ba6c71ceaf50fd9b6f4f6090861258
  1. client-libs/
  2. common/
  3. .gitignore
  4. OWNERS
  5. PREUPLOAD.cfg
  6. TEST_MAPPING