gprs: Use shift functions instead of manual parsing

Currently the patching code directly accesses the single bytes to
parse the LLC/DTAP messages.

This patch uses the shift functions instead to parse tlv and similar
structures.

Sponsored-by: On-Waves ehf
1 file changed
tree: 74a1bef1890ec3dbc3990c3b4cfd513e5ba34c41
  1. debian/
  2. hlrsync/
  3. linux-kernel/
  4. openbsc/
  5. wireshark/
  6. README