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Add packet reception and send routines to the ACL layer of the incomplete Bluetooth Host demo.

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pull/1469/head
Dean Camera 15 years ago
parent ee74b4948f
commit b9c7d19615
5 changed files with 68 additions and 17 deletions
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33
Demos/Host/Incomplete/BluetoothHost/BluetoothHost.c
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@ -196,6 +196,13 @@ void Bluetooth_Host_Task(void)
}
}
/** Bluetooth stack callback event for a Bluetooth connection request. When this callback fires, the
* user application must indicate if the connection is to be allowed or rejected.
*
* \param RemoteAddress Bluetooth address of the remote device attempting the connection
*
* \return Boolean true to accept the connection, false to reject it
*/
bool Bluetooth_ConnectionRequest(uint8_t* RemoteAddress)
{
printf_P(PSTR("Connection Request from Device %02X:%02X:%02X:%02X:%02X:%02X\r\n"),
@ -207,6 +214,9 @@ bool Bluetooth_ConnectionRequest(uint8_t* RemoteAddress)
return true;
}
/** Bluetooth stack callback event for a completed Bluetooth connection. When this callback is made,
* the connection information can be accessed through the global \ref Bluetooth_Connection structure.
*/
void Bluetooth_ConnectionComplete(void)
{
printf_P(PSTR("Connection Complete to Device %02X:%02X:%02X:%02X:%02X:%02X\r\n"),
@ -215,6 +225,11 @@ void Bluetooth_ConnectionComplete(void)
Bluetooth_Connection.RemoteAddress[1], Bluetooth_Connection.RemoteAddress[0]);
}
/** Bluetooth stack callback event for a completed Bluetooth disconnection. When this callback is made,
* the connection information in the global \ref Bluetooth_Connection structure is invalidated with the
* exception of the RemoteAddress element, which can be used to determine the address of the device that
* was disconnected.
*/
void Bluetooth_DisconnectionComplete(void)
{
printf_P(PSTR("Disconnection Complete to Device %02X:%02X:%02X:%02X:%02X:%02X\r\n"),
@ -222,3 +237,21 @@ void Bluetooth_DisconnectionComplete(void)
Bluetooth_Connection.RemoteAddress[3], Bluetooth_Connection.RemoteAddress[2],
Bluetooth_Connection.RemoteAddress[1], Bluetooth_Connection.RemoteAddress[0]);
}
/** 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.
*
* \param PacketLength Length of the packet data, in bytes - this must be decremented as data is read
* \param Channel Bluetooth ACL data channel information structure for the packet's destination channel
*/
void Bluetooth_PacketReceived(uint16_t* PacketLength, Bluetooth_Channel_t* Channel)
{
uint8_t DataPayload[*PacketLength];
Pipe_Read_Stream_LE(&DataPayload, *PacketLength);
*PacketLength = 0;
BT_ACL_DEBUG("-- Data Payload: ", NULL);
for (uint16_t B = 0; B < sizeof(DataPayload); B++)
printf("0x%02X ", DataPayload[B]);
printf("\r\n");
}

34
Demos/Host/Incomplete/BluetoothHost/Lib/BluetoothACLPackets.c
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@ -91,21 +91,35 @@ void Bluetooth_ProcessACLPackets(void)
}
else
{
uint8_t DataPayload[DataHeader.PayloadLength];
Pipe_Read_Stream_LE(&DataPayload, sizeof(DataPayload));
DataHeader.PayloadLength = 0;
Bluetooth_PacketReceived(&DataHeader.PayloadLength, Bluetooth_GetChannelData(DataHeader.DestinationChannel, true));
BT_ACL_DEBUG("-- Data Payload: ", NULL);
for (uint16_t B = 0; B < sizeof(DataPayload); B++)
printf("0x%02X ", DataPayload[B]);
printf("\r\n");
Pipe_Discard_Stream(ACLPacketHeader.DataLength);
Pipe_ClearIN();
Pipe_SelectPipe(BLUETOOTH_DATA_IN_PIPE);
Pipe_Discard_Stream(DataHeader.PayloadLength);
Pipe_ClearIN();
Pipe_Freeze();
}
}
void Bluetooth_SendPacket(uint8_t* Data, uint16_t DataLen, Bluetooth_Channel_t* Channel)
{
Bluetooth_ACL_Header_t ACLPacketHeader;
Bluetooth_DataPacket_Header_t DataHeader;
ACLPacketHeader.ConnectionHandle = Bluetooth_Connection.ConnectionHandle;
ACLPacketHeader.DataLength = sizeof(DataHeader) + DataLen;
DataHeader.PayloadLength = DataLen;
DataHeader.DestinationChannel = Channel->RemoteNumber;
Pipe_SelectPipe(BLUETOOTH_DATA_OUT_PIPE);
Pipe_Unfreeze();
Pipe_Write_Stream_LE(&ACLPacketHeader, sizeof(ACLPacketHeader));
Pipe_Write_Stream_LE(&DataHeader, sizeof(DataHeader));
Pipe_Write_Stream_LE(Data, DataLen);
Pipe_Freeze();
}
static inline void Bluetooth_SignalPacket_ConnectionRequest(Bluetooth_ACL_Header_t* ACLPacketHeader,
Bluetooth_DataPacket_Header_t* DataHeader,
Bluetooth_SignalCommand_Header_t* SignalCommandHeader)

3
Demos/Host/Incomplete/BluetoothHost/Lib/BluetoothACLPackets.h
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@ -143,7 +143,8 @@
/* Function Prototypes: */
void Bluetooth_ProcessACLPackets(void);
void Bluetooth_SendPacket(uint8_t* Data, uint16_t DataLen, Bluetooth_Channel_t* Channel);
#if defined(INCLUDE_FROM_BLUETOOTH_ACLPACKETS_C)
static inline void Bluetooth_SignalPacket_ConnectionRequest(Bluetooth_ACL_Header_t* ACLPacketHeader,
Bluetooth_DataPacket_Header_t* DataHeader,

4
Demos/Host/Incomplete/BluetoothHost/Lib/BluetoothHCICommands.h
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@ -190,10 +190,6 @@
/* Function Prototypes: */
void Bluetooth_ProcessHCICommands(void);
void Bluetooth_ProcessHCIEvents(void);
bool Bluetooth_ConnectionRequest(uint8_t* RemoteAddress);
void Bluetooth_ConnectionComplete(void);
void Bluetooth_DisconnectionComplete(void);
#if defined(INCLUDE_FROM_BLUETOOTHHCICOMMANDS_C)
static uint8_t Bluetooth_SendHCICommand(void* Parameters, uint16_t ParameterLength);

11
Demos/Host/Incomplete/BluetoothHost/Lib/BluetoothStack.h
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@ -35,8 +35,6 @@
#include <LUFA/Drivers/USB/USB.h>
#include "BluetoothHost.h"
#include "BluetoothHCICommands.h"
#include "BluetoothACLPackets.h"
/* Macros: */
#define BLUETOOTH_DATA_IN_PIPE 1
@ -84,6 +82,10 @@
char PINCode[16];
char Name[];
} Bluetooth_Device_t;
/* Includes: */
#include "BluetoothHCICommands.h"
#include "BluetoothACLPackets.h"
/* Function Prototypes: */
Bluetooth_Channel_t* Bluetooth_GetChannelData(uint16_t ChannelNumber, bool SearchBySource);
@ -92,6 +94,11 @@
void Bluetooth_Stack_Init(void);
void Bluetooth_Stack_USBTask(void);
bool Bluetooth_ConnectionRequest(uint8_t* RemoteAddress);
void Bluetooth_ConnectionComplete(void);
void Bluetooth_DisconnectionComplete(void);
void Bluetooth_PacketReceived(uint16_t* PacketLength, Bluetooth_Channel_t* Channel);
/* External Variables: */
extern Bluetooth_Device_t Bluetooth_DeviceConfiguration;
extern Bluetooth_Connection_t Bluetooth_Connection;

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