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+---------+
| |
| |
| User |
| |
| |
+---+-----+
|
|
+----------------------------------------------------v--------------------------------------------------------------+
| Device |
| |
| +-------------------+ |
| | | |
| |SessionManagerInit | |
| | | |
| +---------------------------------+ +-------------+ |
| | | | | |
| | | | | |
| | +-------------------+ | |
| | | |
| | qr_engagement |
| | | |
| | | |
| qr_engagement | |
| | | |
| | +----------v------------+ |
| | | | |
| | | SessionManagerEngaged <-------------+ |
| | +----------+ | | |
| | | | | | |
| | | +-----------------------+ | |
| | | | |
| | | | |
| | | | |
| | | | |
| | | | |
| | | | |
| | | | |
| | process_session_establishment | |
| | | | |
| | +--------------------------------------v----------------------------------+ | |
| | | SessionManager | | |
| | | | | |
| | | +--------------------+ | | |
| | | | | | | |
| | | +-----------------------+ AwaitingRequest <----------------+ | | |
| | | | | | | | | |
| | | | +-----------+ | | | | |
| | |prepare_response | +--------------------+ | | | |
| | | | | | | | |
| | | | | | | establish_session |
| | | | | | | | |
| | | | handle_request | | | |
| | | | | | | | |
| | | | | | | | |
| | | +--v-----------v--------+ retrieve_response | | |
| | | | +--------- | | | |
| | | | Signing | get_next_signature_payload | | | |
| | | | <--------- | | | |
| | | +---------+-------------+ | | | |
| | | | | | | |
| | | | | | | |
| | | | | | | |
| | | submit_next_signature | | | |
| | | | | | | |
| | | | +----------------------+ | | | |
| | | | | | | | | |
| | | | | ReadyToRespond | | | | |
| | | +-----------------> +-------------+ | | |
| | | | | | | |
| | | +----------+-----------+ | | |
| | | | | | |
| | +-----------------------------------------+-------------------------------+ | |
| | handle_response | |
+-------+------------------------------------------------+---------------------------------------------+------------+
| | |
| +-------v-------+ |
| | Reader | |
| | | |
| | | |
+----------------------------------------> +-------------------------------------+
| |
| |
| |
+---------------+