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Implement Bluetooth Multiplex.

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PiperOrigin-RevId: 651921709
This commit is contained in:
hai007
2024-07-12 16:52:46 -07:00
committed by Copybara-Service
parent c9dbaad286
commit 25deb0962f
28 changed files with 853 additions and 306 deletions
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connections/implementation/client_proxy.h
+15 -12
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@@ -314,12 +314,27 @@ class ClientProxy final {
// Sets the multiplex socket supports status for remote device.
void SetRemoteMultiplexSocketBitmask(absl::string_view endpoint_id,
int remote_multiplex_socket_bitmask);
// Returns true if the multiplex socket is supported for the given medium.
bool IsLocalMultiplexSocketSupported(Medium medium);
// Gets the multiplex socket supports status for remote device.
std::optional<std::int32_t> GetRemoteMultiplexSocketBitmask(
absl::string_view endpoint_id) const;
// Returns true if the multiplex socket is supported for the given medium.
bool IsMultiplexSocketSupported(absl::string_view endpoint_id, Medium medium);
/** Bitmask for bt multiplex connection support. */
// Note. Deprecates the first and second bit of BT_MULTIPLEX_ENABLED and
// WIFI_LAN_MULTIPLEX_ENABLED and shift them to the third and the forth bit.
// The reason is we need to escape the (0, 1) bit which has been set in some
// devices without salt enabled. If accompany with the devices with salted
// enabled, the frames passed cannot be decrypted and the connection shall be
// failed. Please refer to b/295925531#comment#14 for the details.
enum MultiplexSocketBitmask : uint32_t {
kBtMultiplexEnabled = 1 << 2,
kWifiLanMultiplexEnabled = 1 << 3,
};
private:
struct Connection {
// Status: may be either:
@@ -487,18 +502,6 @@ class ClientProxy final {
bool supports_safe_to_disconnect_;
bool support_auto_reconnect_;
std::int32_t local_safe_to_disconnect_version_;
/** Bitmask for bt multiplex connection support. */
// Note. Deprecates the first and second bit of BT_MULTIPLEX_ENABLED and
// WIFI_LAN_MULTIPLEX_ENABLED and shift them to the third and the forth bit.
// The reason is we need to escape the (0, 1) bit which has been set in some
// devices without salt enabled. If accompany with the devices with salted
// enabled, the frames passed cannot be decrypted and the connection shall be
// failed. Please refer to b/295925531#comment#14 for the details.
enum MultiplexSocketBitmask : uint32_t {
kBtMultiplexEnabled = 1 << 2,
kWifiLanMultiplexEnabled = 1 << 3,
};
};
} // namespace connections