ussd: Keep track of used TIs for USSD and forward messages

Keep track of the used transaction identifier and always forward
messages to the USSD provider. E.g. this can be used to have a
dialogue going. Right now it is still possible that the MSC will
close down the connection.
3 files changed
tree: dab9bb0f918903666d908dde1bc1d53561b23a04
  1. hlrsync/
  2. linux-kernel/
  3. openbsc/
  4. wireshark/
  5. README