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add basic support for SCO packets over USB

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This commit is contained in:
Gilles Boccon-Gibod
2024-09-26 17:26:50 -07:00
parent 2d17a5f742
commit 794a4a3ef0
11 changed files with 1190 additions and 541 deletions
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27
bumble/device.py
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@@ -1423,6 +1423,9 @@ class ScoLink(utils.CompositeEventEmitter):
acl_connection: Connection
handle: int
link_type: int
rx_packet_length: int
tx_packet_length: int
air_mode: hci.CodecID
sink: Callable[[hci.HCI_SynchronousDataPacket], Any] | None = None
EVENT_DISCONNECTION: ClassVar[str] = "disconnection"
@@ -5968,7 +5971,7 @@ class Device(utils.CompositeEventEmitter):
def on_connection_request(
self, bd_addr: hci.Address, class_of_device: int, link_type: int
):
logger.debug(f'*** Connection request: {bd_addr}')
logger.debug(f'*** Connection request: {bd_addr} link_type={link_type}')
# Handle SCO request.
if link_type in (
@@ -5978,6 +5981,7 @@ class Device(utils.CompositeEventEmitter):
if connection := self.find_connection_by_bd_addr(
bd_addr, transport=PhysicalTransport.BR_EDR
):
connection.emit(self.EVENT_SCO_REQUEST, link_type)
self.emit(self.EVENT_SCO_REQUEST, connection, link_type)
else:
logger.error(f'SCO request from a non-connected device {bd_addr}')
@@ -6337,8 +6341,7 @@ class Device(utils.CompositeEventEmitter):
logger.warning('peer name is not valid UTF-8')
if connection:
connection.emit(connection.EVENT_REMOTE_NAME_FAILURE, error)
else:
self.emit(self.EVENT_REMOTE_NAME_FAILURE, address, error)
self.emit(self.EVENT_REMOTE_NAME_FAILURE, address, error)
# [Classic only]
@host_event_handler
@@ -6355,7 +6358,13 @@ class Device(utils.CompositeEventEmitter):
@with_connection_from_address
@utils.experimental('Only for testing.')
def on_sco_connection(
self, acl_connection: Connection, sco_handle: int, link_type: int
self,
acl_connection: Connection,
sco_handle: int,
link_type: int,
rx_packet_length: int,
tx_packet_length: int,
air_mode: int,
) -> None:
logger.debug(
f'*** SCO connected: {acl_connection.peer_address}, '
@@ -6367,7 +6376,11 @@ class Device(utils.CompositeEventEmitter):
acl_connection=acl_connection,
handle=sco_handle,
link_type=link_type,
rx_packet_length=rx_packet_length,
tx_packet_length=tx_packet_length,
air_mode=hci.CodecID(air_mode),
)
acl_connection.emit(self.EVENT_SCO_CONNECTION, sco_link)
self.emit(self.EVENT_SCO_CONNECTION, sco_link)
# [Classic only]
@@ -6378,7 +6391,8 @@ class Device(utils.CompositeEventEmitter):
self, acl_connection: Connection, status: int
) -> None:
logger.debug(f'*** SCO connection failure: {acl_connection.peer_address}***')
self.emit(self.EVENT_SCO_CONNECTION_FAILURE)
acl_connection.emit(self.EVENT_SCO_CONNECTION_FAILURE, status)
self.emit(self.EVENT_SCO_CONNECTION_FAILURE, status)
# [Classic only]
@host_event_handler
@@ -6841,15 +6855,18 @@ class Device(utils.CompositeEventEmitter):
@with_connection_from_address
def on_classic_pairing(self, connection: Connection) -> None:
connection.emit(connection.EVENT_CLASSIC_PAIRING)
self.emit(connection.EVENT_CLASSIC_PAIRING, connection)
# [Classic only]
@host_event_handler
@with_connection_from_address
def on_classic_pairing_failure(self, connection: Connection, status: int) -> None:
connection.emit(connection.EVENT_CLASSIC_PAIRING_FAILURE, status)
self.emit(connection.EVENT_CLASSIC_PAIRING_FAILURE, connection, status)
def on_pairing_start(self, connection: Connection) -> None:
connection.emit(connection.EVENT_PAIRING_START)
self.emit(connection.EVENT_PAIRING_START, connection)
def on_pairing(
self,