Add bidirectional channel configuration -- remote device is not ACKing sent Configuration Requests, needs further debugging. Implement Bluetooth spec's channel states.
Use abbreviations for the structure and function names where possible to try to cut down on the code verbosity.
This commit is contained in:
Dean Camera
parent
b9c7d19615
commit
c77f136661
8 changed files with 465 additions and 356 deletions
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@ -31,10 +31,78 @@
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#define INCLUDE_FROM_BLUETOOTH_ACLPACKETS_C
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#include "BluetoothACLPackets.h"
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void Bluetooth_ProcessACLPackets(void)
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void Bluetooth_ACLTask(void)
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{
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Bluetooth_ACL_Header_t ACLPacketHeader;
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Bluetooth_DataPacket_Header_t DataHeader;
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Bluetooth_ProcessACLPackets();
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for (uint8_t i = 0; i < BLUETOOTH_MAX_OPEN_CHANNELS; i++)
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{
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Bluetooth_Channel_t* ChannelData = &Bluetooth_Connection.Channels[i];
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bool MustSendConfigReq = true;
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switch (ChannelData->State)
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{
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case Channel_Config_WaitConfig:
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ChannelData->State = Channel_Config_WaitReqResp;
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break;
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case Channel_Config_WaitSendConfig:
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ChannelData->State = Channel_Config_WaitResp;
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break;
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default:
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MustSendConfigReq = false;
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break;
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}
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if (MustSendConfigReq)
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{
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BT_ACL_Header_t ACLPacketHeader;
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BT_DataPacket_Header_t DataHeader;
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BT_Signal_Header_t SignalCommandHeader;
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BT_Signal_ConfigurationReq_t ConfigurationRequest;
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ACLPacketHeader.ConnectionHandle = Bluetooth_Connection.ConnectionHandle;
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ACLPacketHeader.DataLength = sizeof(DataHeader) + sizeof(SignalCommandHeader) + sizeof(ConfigurationRequest);
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DataHeader.PayloadLength = sizeof(SignalCommandHeader) + sizeof(ConfigurationRequest);
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DataHeader.DestinationChannel = BT_CHANNEL_SIGNALING;
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SignalCommandHeader.Code = BT_SIGNAL_CONFIGURATION_REQUEST;
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SignalCommandHeader.Identifier = ++Bluetooth_Connection.SignallingIdentifier;
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SignalCommandHeader.Length = sizeof(ConfigurationRequest);
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ConfigurationRequest.DestinationChannel = ChannelData->RemoteNumber;
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ConfigurationRequest.Flags = 0;
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Pipe_SelectPipe(BLUETOOTH_DATA_OUT_PIPE);
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Pipe_Unfreeze();
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Pipe_Write_Stream_LE(&ACLPacketHeader, sizeof(ACLPacketHeader));
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Pipe_Write_Stream_LE(&DataHeader, sizeof(DataHeader));
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Pipe_Write_Stream_LE(&SignalCommandHeader, sizeof(SignalCommandHeader));
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Pipe_Write_Stream_LE(&ConfigurationRequest, sizeof(ConfigurationRequest));
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Pipe_Freeze();
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#if (ACL_DEBUG_LEVEL > 1)
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BT_ACL_DEBUG("Packet Sent", NULL);
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BT_ACL_DEBUG("-- Connection Handle: 0x%04X", (ACLPacketHeader.ConnectionHandle & 0x0FFF));
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BT_ACL_DEBUG("-- Data Length: 0x%04X", ACLPacketHeader.DataLength);
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BT_ACL_DEBUG("-- Destination Channel: 0x%04X", DataHeader.DestinationChannel);
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BT_ACL_DEBUG("-- Payload Length: 0x%04X", DataHeader.PayloadLength);
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#endif
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#if (ACL_DEBUG_LEVEL > 0)
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BT_ACL_DEBUG(">> L2CAP Configuration Request", NULL);
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#endif
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#if (ACL_DEBUG_LEVEL > 1)
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BT_ACL_DEBUG("-- Destination Channel: 0x%04X", ConfigurationRequest.DestinationChannel);
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#endif
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}
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}
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}
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static void Bluetooth_ProcessACLPackets(void)
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{
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BT_ACL_Header_t ACLPacketHeader;
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BT_DataPacket_Header_t DataHeader;
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Pipe_SelectPipe(BLUETOOTH_DATA_IN_PIPE);
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Pipe_Unfreeze();
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@ -48,35 +116,35 @@ void Bluetooth_ProcessACLPackets(void)
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Pipe_Read_Stream_LE(&ACLPacketHeader, sizeof(ACLPacketHeader));
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Pipe_Read_Stream_LE(&DataHeader, sizeof(DataHeader));
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#if (ACL_DEBUG_LEVEL > 1)
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#if (ACL_DEBUG_LEVEL > 1)
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BT_ACL_DEBUG("Packet Received", NULL);
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BT_ACL_DEBUG("-- Connection Handle: 0x%04X", (ACLPacketHeader.ConnectionHandle & 0x0FFF));
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BT_ACL_DEBUG("-- Data Length: 0x%04X", ACLPacketHeader.DataLength);
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BT_ACL_DEBUG("-- Destination Channel: 0x%04X", DataHeader.DestinationChannel);
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BT_ACL_DEBUG("-- Payload Length: 0x%04X", DataHeader.PayloadLength);
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#endif
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#endif
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if (DataHeader.DestinationChannel == BT_CHANNEL_SIGNALING)
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{
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Bluetooth_SignalCommand_Header_t SignalCommandHeader;
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BT_Signal_Header_t SignalCommandHeader;
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Pipe_Read_Stream_LE(&SignalCommandHeader, sizeof(SignalCommandHeader));
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switch (SignalCommandHeader.Code)
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{
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case BT_SIGNAL_CONNECTION_REQUEST:
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Bluetooth_SignalPacket_ConnectionRequest(&ACLPacketHeader, &DataHeader, &SignalCommandHeader);
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Bluetooth_Signal_ConnectionReq(&ACLPacketHeader, &DataHeader, &SignalCommandHeader);
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break;
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case BT_SIGNAL_CONFIGURATION_REQUEST:
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Bluetooth_SignalPacket_ConfigurationRequest(&ACLPacketHeader, &DataHeader, &SignalCommandHeader);
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Bluetooth_Signal_ConfigurationReq(&ACLPacketHeader, &DataHeader, &SignalCommandHeader);
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break;
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case BT_SIGNAL_DISCONNECTION_REQUEST:
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Bluetooth_SignalPacket_DisconnectionRequest(&ACLPacketHeader, &DataHeader, &SignalCommandHeader);
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Bluetooth_Signal_DisconnectionReq(&ACLPacketHeader, &DataHeader, &SignalCommandHeader);
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break;
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case BT_SIGNAL_ECHO_REQUEST:
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Bluetooth_SignalPacket_EchoRequest(&ACLPacketHeader, &DataHeader, &SignalCommandHeader);
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Bluetooth_Signal_EchoReq(&ACLPacketHeader, &DataHeader, &SignalCommandHeader);
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break;
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case BT_SIGNAL_INFORMATION_REQUEST:
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Bluetooth_SignalPacket_InformationRequest(&ACLPacketHeader, &DataHeader, &SignalCommandHeader);
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Bluetooth_Signal_InformationReq(&ACLPacketHeader, &DataHeader, &SignalCommandHeader);
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break;
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default:
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#if (ACL_DEBUG_LEVEL > 0)
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@ -100,15 +168,21 @@ void Bluetooth_ProcessACLPackets(void)
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}
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}
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void Bluetooth_SendPacket(uint8_t* Data, uint16_t DataLen, Bluetooth_Channel_t* Channel)
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uint8_t Bluetooth_SendPacket(uint8_t* Data, uint16_t DataLen, Bluetooth_Channel_t* Channel)
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{
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Bluetooth_ACL_Header_t ACLPacketHeader;
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Bluetooth_DataPacket_Header_t DataHeader;
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BT_ACL_Header_t ACLPacketHeader;
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BT_DataPacket_Header_t DataHeader;
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if (Bluetooth_Connection.IsConnected)
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return BT_SENDPACKET_NotConnected;
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if (Channel->State != Channel_Open)
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return BT_SENDPACKET_ChannelNotOpen;
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ACLPacketHeader.ConnectionHandle = Bluetooth_Connection.ConnectionHandle;
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ACLPacketHeader.DataLength = sizeof(DataHeader) + DataLen;
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DataHeader.PayloadLength = DataLen;
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DataHeader.DestinationChannel = Channel->RemoteNumber;
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DataHeader.PayloadLength = DataLen;
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Pipe_SelectPipe(BLUETOOTH_DATA_OUT_PIPE);
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Pipe_Unfreeze();
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@ -118,30 +192,32 @@ void Bluetooth_SendPacket(uint8_t* Data, uint16_t DataLen, Bluetooth_Channel_t*
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Pipe_Write_Stream_LE(Data, DataLen);
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Pipe_Freeze();
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return BT_SENDPACKET_NoError;
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}
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static inline void Bluetooth_SignalPacket_ConnectionRequest(Bluetooth_ACL_Header_t* ACLPacketHeader,
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Bluetooth_DataPacket_Header_t* DataHeader,
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Bluetooth_SignalCommand_Header_t* SignalCommandHeader)
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static inline void Bluetooth_Signal_ConnectionReq(BT_ACL_Header_t* ACLPacketHeader,
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BT_DataPacket_Header_t* DataHeader,
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BT_Signal_Header_t* SignalCommandHeader)
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{
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Bluetooth_SignalCommand_ConnectionRequest_t ConnectionRequest;
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BT_Signal_ConnectionReq_t ConnectionRequest;
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Pipe_Read_Stream_LE(&ConnectionRequest, sizeof(ConnectionRequest));
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#if (ACL_DEBUG_LEVEL > 0)
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#if (ACL_DEBUG_LEVEL > 0)
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BT_ACL_DEBUG("<< L2CAP Connection Request", NULL);
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#endif
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#if (ACL_DEBUG_LEVEL > 1)
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#endif
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#if (ACL_DEBUG_LEVEL > 1)
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BT_ACL_DEBUG("-- PSM: 0x%04X", ConnectionRequest.PSM);
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BT_ACL_DEBUG("-- Source Channel: 0x%04X", ConnectionRequest.SourceChannel);
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#endif
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#endif
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Pipe_ClearIN();
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Pipe_Freeze();
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Pipe_SelectPipe(BLUETOOTH_DATA_OUT_PIPE);
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Pipe_Unfreeze();
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Bluetooth_SignalCommand_ConnectionResponse_t ConnectionResponse;
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BT_Signal_ConnectionResp_t ConnectionResponse;
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ACLPacketHeader->DataLength = sizeof(*DataHeader) + sizeof(*SignalCommandHeader) + sizeof(ConnectionResponse);
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DataHeader->PayloadLength = sizeof(*SignalCommandHeader) + sizeof(ConnectionResponse);
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@ -164,44 +240,45 @@ static inline void Bluetooth_SignalPacket_ConnectionRequest(Bluetooth_ACL_Header
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Pipe_ClearOUT();
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Pipe_Freeze();
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#if (ACL_DEBUG_LEVEL > 1)
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#if (ACL_DEBUG_LEVEL > 1)
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BT_ACL_DEBUG("Packet Sent", NULL);
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BT_ACL_DEBUG("-- Connection Handle: 0x%04X", (ACLPacketHeader->ConnectionHandle & 0x0FFF));
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BT_ACL_DEBUG("-- Data Length: 0x%04X", ACLPacketHeader->DataLength);
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BT_ACL_DEBUG("-- Destination Channel: 0x%04X", DataHeader->DestinationChannel);
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BT_ACL_DEBUG("-- Payload Length: 0x%04X", DataHeader->PayloadLength);
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#endif
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#if (ACL_DEBUG_LEVEL > 0)
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#endif
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#if (ACL_DEBUG_LEVEL > 0)
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BT_ACL_DEBUG(">> L2CAP Connection Response", NULL);
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#endif
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#if (ACL_DEBUG_LEVEL > 1)
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#endif
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#if (ACL_DEBUG_LEVEL > 1)
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BT_ACL_DEBUG("-- Source Channel: 0x%04X", ConnectionResponse.SourceChannel);
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BT_ACL_DEBUG("-- Destination Channel: 0x%04X", ConnectionResponse.DestinationChannel);
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#endif
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#endif
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}
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static inline void Bluetooth_SignalPacket_ConfigurationRequest(Bluetooth_ACL_Header_t* ACLPacketHeader,
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Bluetooth_DataPacket_Header_t* DataHeader,
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Bluetooth_SignalCommand_Header_t* SignalCommandHeader)
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static inline void Bluetooth_Signal_ConfigurationReq(BT_ACL_Header_t* ACLPacketHeader,
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BT_DataPacket_Header_t* DataHeader,
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BT_Signal_Header_t* SignalCommandHeader)
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{
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Bluetooth_SignalCommand_ConfigurationRequest_t ConfigurationRequest;
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BT_Signal_ConfigurationReq_t ConfigurationRequest;
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Pipe_Read_Stream_LE(&ConfigurationRequest, sizeof(ConfigurationRequest));
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// TODO: Process/Discard configuration options here
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Pipe_Discard_Stream(DataHeader->PayloadLength - sizeof(*SignalCommandHeader));
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#if (ACL_DEBUG_LEVEL > 0)
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#if (ACL_DEBUG_LEVEL > 0)
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BT_ACL_DEBUG("<< L2CAP Configuration Request", NULL);
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#endif
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#if (ACL_DEBUG_LEVEL > 1)
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#endif
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#if (ACL_DEBUG_LEVEL > 1)
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BT_ACL_DEBUG("-- Destination Channel: 0x%04X", ConfigurationRequest.DestinationChannel);
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#endif
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#endif
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Pipe_ClearIN();
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Pipe_Freeze();
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Pipe_SelectPipe(BLUETOOTH_DATA_OUT_PIPE);
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Pipe_Unfreeze();
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Bluetooth_SignalCommand_ConfigurationResponse_t ConfigurationResponse;
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BT_Signal_ConfigurationResp_t ConfigurationResponse;
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ACLPacketHeader->DataLength = sizeof(*DataHeader) + sizeof(*SignalCommandHeader) + sizeof(ConfigurationResponse);
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DataHeader->PayloadLength = sizeof(*SignalCommandHeader) + sizeof(ConfigurationResponse);
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@ -212,7 +289,20 @@ static inline void Bluetooth_SignalPacket_ConfigurationRequest(Bluetooth_ACL_Hea
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Bluetooth_Channel_t* ChannelData = Bluetooth_GetChannelData(ConfigurationRequest.DestinationChannel, false);
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if (ChannelData != NULL)
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ChannelData->State = Channel_Open;
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{
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switch (ChannelData->State)
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{
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case Channel_Config_WaitConfig:
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ChannelData->State = Channel_Config_WaitSendConfig;
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break;
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case Channel_Config_WaitReqResp:
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ChannelData->State = Channel_Config_WaitResp;
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break;
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case Channel_Config_WaitReq:
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ChannelData->State = Channel_Open;
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break;
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}
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}
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// TODO: Add channel config data to the tail of ConfigurationResponse
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@ -228,43 +318,43 @@ static inline void Bluetooth_SignalPacket_ConfigurationRequest(Bluetooth_ACL_Hea
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Pipe_ClearOUT();
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Pipe_Freeze();
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#if (ACL_DEBUG_LEVEL > 1)
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#if (ACL_DEBUG_LEVEL > 1)
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BT_ACL_DEBUG("Packet Sent", NULL);
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BT_ACL_DEBUG("-- Connection Handle: 0x%04X", (ACLPacketHeader->ConnectionHandle & 0x0FFF));
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BT_ACL_DEBUG("-- Data Length: 0x%04X", ACLPacketHeader->DataLength);
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BT_ACL_DEBUG("-- Destination Channel: 0x%04X", DataHeader->DestinationChannel);
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BT_ACL_DEBUG("-- Payload Length: 0x%04X", DataHeader->PayloadLength);
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#endif
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#if (ACL_DEBUG_LEVEL > 0)
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#endif
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#if (ACL_DEBUG_LEVEL > 0)
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BT_ACL_DEBUG(">> L2CAP Configuration Response", NULL);
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#endif
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#if (ACL_DEBUG_LEVEL > 1)
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#endif
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#if (ACL_DEBUG_LEVEL > 1)
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BT_ACL_DEBUG("-- Result: 0x%02X", ConfigurationResponse.Result);
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#endif
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#endif
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}
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static inline void Bluetooth_SignalPacket_DisconnectionRequest(Bluetooth_ACL_Header_t* ACLPacketHeader,
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Bluetooth_DataPacket_Header_t* DataHeader,
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Bluetooth_SignalCommand_Header_t* SignalCommandHeader)
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static inline void Bluetooth_Signal_DisconnectionReq(BT_ACL_Header_t* ACLPacketHeader,
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BT_DataPacket_Header_t* DataHeader,
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BT_Signal_Header_t* SignalCommandHeader)
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{
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Bluetooth_SignalCommand_DisconnectionRequest_t DisconnectionRequest;
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BT_Signal_DisconnectionReq_t DisconnectionRequest;
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Pipe_Read_Stream_LE(&DisconnectionRequest, sizeof(DisconnectionRequest));
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#if (ACL_DEBUG_LEVEL > 0)
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#if (ACL_DEBUG_LEVEL > 0)
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BT_ACL_DEBUG("<< L2CAP Disconnection Request", NULL);
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#endif
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#if (ACL_DEBUG_LEVEL > 1)
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#endif
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#if (ACL_DEBUG_LEVEL > 1)
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BT_ACL_DEBUG("-- Destination Channel: 0x%04X", DisconnectionRequest.DestinationChannel);
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BT_ACL_DEBUG("-- Source Channel: 0x%04X", DisconnectionRequest.SourceChannel);
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#endif
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#endif
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Pipe_ClearIN();
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Pipe_Freeze();
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Pipe_SelectPipe(BLUETOOTH_DATA_OUT_PIPE);
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Pipe_Unfreeze();
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Bluetooth_SignalCommand_DisconnectionResponse_t DisconnectionResponse;
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BT_Signal_DisconnectionResp_t DisconnectionResponse;
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ACLPacketHeader->DataLength = sizeof(*DataHeader) + sizeof(*SignalCommandHeader) + sizeof(DisconnectionResponse);
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DataHeader->PayloadLength = sizeof(*SignalCommandHeader) + sizeof(DisconnectionResponse);
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@ -288,29 +378,29 @@ static inline void Bluetooth_SignalPacket_DisconnectionRequest(Bluetooth_ACL_Hea
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Pipe_ClearOUT();
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Pipe_Freeze();
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#if (ACL_DEBUG_LEVEL > 1)
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#if (ACL_DEBUG_LEVEL > 1)
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BT_ACL_DEBUG("Packet Sent", NULL);
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BT_ACL_DEBUG("-- Connection Handle: 0x%04X", (ACLPacketHeader->ConnectionHandle & 0x0FFF));
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BT_ACL_DEBUG("-- Data Length: 0x%04X", ACLPacketHeader->DataLength);
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BT_ACL_DEBUG("-- Destination Channel: 0x%04X", DataHeader->DestinationChannel);
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BT_ACL_DEBUG("-- Payload Length: 0x%04X", DataHeader->PayloadLength);
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#endif
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#if (ACL_DEBUG_LEVEL > 0)
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#endif
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#if (ACL_DEBUG_LEVEL > 0)
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BT_ACL_DEBUG(">> L2CAP Disconnection Response", NULL);
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#endif
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#if (ACL_DEBUG_LEVEL > 1)
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#endif
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#if (ACL_DEBUG_LEVEL > 1)
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BT_ACL_DEBUG("-- Source Channel: 0x%04X", DisconnectionResponse.SourceChannel);
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BT_ACL_DEBUG("-- Destination Channel: 0x%04X", DisconnectionResponse.DestinationChannel);
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#endif
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#endif
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}
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static inline void Bluetooth_SignalPacket_EchoRequest(Bluetooth_ACL_Header_t* ACLPacketHeader,
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Bluetooth_DataPacket_Header_t* DataHeader,
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Bluetooth_SignalCommand_Header_t* SignalCommandHeader)
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static inline void Bluetooth_Signal_EchoReq(BT_ACL_Header_t* ACLPacketHeader,
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BT_DataPacket_Header_t* DataHeader,
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BT_Signal_Header_t* SignalCommandHeader)
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{
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#if (ACL_DEBUG_LEVEL > 0)
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#if (ACL_DEBUG_LEVEL > 0)
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BT_ACL_DEBUG("<< L2CAP Echo Request", NULL);
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#endif
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#endif
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Pipe_ClearIN();
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Pipe_Freeze();
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@ -330,39 +420,39 @@ static inline void Bluetooth_SignalPacket_EchoRequest(Bluetooth_ACL_Header_t* AC
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Pipe_ClearOUT();
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Pipe_Freeze();
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#if (ACL_DEBUG_LEVEL > 1)
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#if (ACL_DEBUG_LEVEL > 1)
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BT_ACL_DEBUG("Packet Sent", NULL);
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BT_ACL_DEBUG("-- Connection Handle: 0x%04X", (ACLPacketHeader->ConnectionHandle & 0x0FFF));
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BT_ACL_DEBUG("-- Data Length: 0x%04X", ACLPacketHeader->DataLength);
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BT_ACL_DEBUG("-- Destination Channel: 0x%04X", DataHeader->DestinationChannel);
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BT_ACL_DEBUG("-- Payload Length: 0x%04X", DataHeader->PayloadLength);
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#endif
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#if (ACL_DEBUG_LEVEL > 0)
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#endif
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#if (ACL_DEBUG_LEVEL > 0)
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BT_ACL_DEBUG(">> L2CAP Echo Response", NULL);
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#endif
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#endif
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}
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static inline void Bluetooth_SignalPacket_InformationRequest(Bluetooth_ACL_Header_t* ACLPacketHeader,
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Bluetooth_DataPacket_Header_t* DataHeader,
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Bluetooth_SignalCommand_Header_t* SignalCommandHeader)
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static inline void Bluetooth_Signal_InformationReq(BT_ACL_Header_t* ACLPacketHeader,
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BT_DataPacket_Header_t* DataHeader,
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BT_Signal_Header_t* SignalCommandHeader)
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{
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Bluetooth_SignalCommand_InformationRequest_t InformationRequest;
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BT_Signal_InformationReq_t InformationRequest;
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Pipe_Read_Stream_LE(&InformationRequest, sizeof(InformationRequest));
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#if (ACL_DEBUG_LEVEL > 0)
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#if (ACL_DEBUG_LEVEL > 0)
|
||||
BT_ACL_DEBUG("<< Information Request", NULL);
|
||||
#endif
|
||||
#if (ACL_DEBUG_LEVEL > 1)
|
||||
#endif
|
||||
#if (ACL_DEBUG_LEVEL > 1)
|
||||
BT_ACL_DEBUG("-- Info Type: 0x%04X", InformationRequest.InfoType);
|
||||
#endif
|
||||
#endif
|
||||
|
||||
Pipe_ClearIN();
|
||||
Pipe_Freeze();
|
||||
Pipe_SelectPipe(BLUETOOTH_DATA_OUT_PIPE);
|
||||
Pipe_Unfreeze();
|
||||
|
||||
Bluetooth_SignalCommand_InformationResponse_t InformationResponse;
|
||||
BT_Signal_InformationResp_t InformationResponse;
|
||||
uint8_t ResponseData[4];
|
||||
uint8_t ResponseLen;
|
||||
|
||||
|
|
@ -402,17 +492,17 @@ static inline void Bluetooth_SignalPacket_InformationRequest(Bluetooth_ACL_Heade
|
|||
Pipe_ClearOUT();
|
||||
Pipe_Freeze();
|
||||
|
||||
#if (ACL_DEBUG_LEVEL > 1)
|
||||
#if (ACL_DEBUG_LEVEL > 1)
|
||||
BT_ACL_DEBUG("Packet Sent", NULL);
|
||||
BT_ACL_DEBUG("-- Connection Handle: 0x%04X", (ACLPacketHeader->ConnectionHandle & 0x0FFF));
|
||||
BT_ACL_DEBUG("-- Data Length: 0x%04X", ACLPacketHeader->DataLength);
|
||||
BT_ACL_DEBUG("-- Destination Channel: 0x%04X", DataHeader->DestinationChannel);
|
||||
BT_ACL_DEBUG("-- Payload Length: 0x%04X", DataHeader->PayloadLength);
|
||||
#endif
|
||||
#if (ACL_DEBUG_LEVEL > 0)
|
||||
#endif
|
||||
#if (ACL_DEBUG_LEVEL > 0)
|
||||
BT_ACL_DEBUG(">> L2CAP Information Response", NULL);
|
||||
#endif
|
||||
#if (ACL_DEBUG_LEVEL > 1)
|
||||
#endif
|
||||
#if (ACL_DEBUG_LEVEL > 1)
|
||||
BT_ACL_DEBUG("-- Result: 0x%02X", InformationResponse.Result);
|
||||
#endif
|
||||
#endif
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue