WifiVendorHal: add a MAC string parsing helper function

This helper function parse a unquoted MAC address string into
a byte array.

Bug: 34740076
Test: compiles
Change-Id: Ie4a534d8e60a1c963464499eb7828edd83ace4b6
1 file changed
tree: 9b90fd16e3d0d8bbf1645a1653f070807324aad0
  1. libwifi_hal/
  2. libwifi_system/
  3. service/
  4. tests/
  5. PREUPLOAD.cfg