gday_hole_punch

Lets peers behind NAT (network address translation) try to establish a direct authenticated TCP connection. Uses TCP hole punching and a helper gday_server to do this.

See the documentation.

Used by

• gday - Command line tool for sending files.
• gday_gui - GUI app for sending files.

Depends on

• gday_contact_exchange_protocol - Library with protocol for two peers to share their socket addresses via a server.