Commit 55db57e1 authored by Dean Camera's avatar Dean Camera
Browse files

Add bluetooth channel connection callback to the incomplete BluetoothHost demo.

parent 1f682ca2
......@@ -238,6 +238,20 @@ void Bluetooth_DisconnectionComplete(void)
Bluetooth_Connection.RemoteAddress[1], Bluetooth_Connection.RemoteAddress[0]);
}
/** Bluetooth stack callback event for a Bluetooth ACL Channel connection request. When is callback fires,
* the user application must indicate if the channel connection should be rejected or not, based on the
* protocol (PSM) value of the requested channel.
*
* \param PSM Protocol PSM value for the requested channel
*
* \return Boolean true to accept the channel connection request, false to reject it
*/
bool Bluetooth_ChannelConnectionRequest(uint16_t PSM)
{
/* Always accept channel connection requests regardless of PSM */
return true;
}
/** Bluetooth stack callback event for a non-signal ACL packet reception. This callback fires once a connection
* to a remote Bluetooth device has been made, and the remote device has sent a non-signalling ACL packet.
*
......
......@@ -381,14 +381,26 @@ static inline void Bluetooth_Signal_ConnectionReq(BT_Signal_Header_t* SignalComm
}
}
}
uint8_t ChannelStatus = BT_CONNECTION_REFUSED_RESOURCES;
/* Reset the channel item contents only if a channel entry was found for it */
if (ChannelData != NULL)
{
ChannelData->RemoteNumber = ConnectionRequest.SourceChannel;
ChannelData->PSM = ConnectionRequest.PSM;
ChannelData->LocalMTU = MAXIMUM_CHANNEL_MTU;
ChannelData->State = Channel_Config_WaitConfig;
/* Check if the user application will allow the connection based on its PSM */
if (Bluetooth_ChannelConnectionRequest(ConnectionRequest.PSM))
{
ChannelData->RemoteNumber = ConnectionRequest.SourceChannel;
ChannelData->PSM = ConnectionRequest.PSM;
ChannelData->LocalMTU = MAXIMUM_CHANNEL_MTU;
ChannelData->State = Channel_Config_WaitConfig;
ChannelStatus = BT_CONNECTION_SUCCESSFUL;
}
else
{
ChannelStatus = BT_CONNECTION_REFUSED_PSM;
}
}
struct
......@@ -405,8 +417,7 @@ static inline void Bluetooth_Signal_ConnectionReq(BT_Signal_Header_t* SignalComm
/* Fill out the Connection Response in the response packet */
ResponsePacket.ConnectionResponse.DestinationChannel = ChannelData->LocalNumber;
ResponsePacket.ConnectionResponse.SourceChannel = ChannelData->RemoteNumber;
ResponsePacket.ConnectionResponse.Result = (ChannelData == NULL) ? BT_CONNECTION_REFUSED_RESOURCES :
BT_CONNECTION_SUCCESSFUL;
ResponsePacket.ConnectionResponse.Result = ChannelStatus;
ResponsePacket.ConnectionResponse.Status = 0x00;
Bluetooth_SendPacket(&ResponsePacket, sizeof(ResponsePacket), NULL);
......
......@@ -70,6 +70,7 @@
#define BT_INFORMATION_NOTSUPPORTED 0x0001
#define BT_CONNECTION_SUCCESSFUL 0x0000
#define BT_CONNECTION_REFUSED_PSM 0x0002
#define BT_CONNECTION_REFUSED_RESOURCES 0x0004
#define BT_CONFIGURATION_SUCCESSFUL 0x0000
......
......@@ -127,6 +127,7 @@
bool Bluetooth_ConnectionRequest(uint8_t* RemoteAddress);
void Bluetooth_ConnectionComplete(void);
void Bluetooth_DisconnectionComplete(void);
bool Bluetooth_ChannelConnectionRequest(uint16_t PSM);
void Bluetooth_PacketReceived(void* Data, uint16_t DataLen, Bluetooth_Channel_t* Channel);
Bluetooth_Channel_t* Bluetooth_GetChannelData(uint16_t ChannelNumber, bool SearchByRemoteChannel);
Bluetooth_Channel_t* Bluetooth_OpenChannel(uint16_t PSM);
......
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