Add start of RFCOMM service layer to the incomplete BluetoothHost demo.

Reduce the size of the attribute search list from 15 ranges to 8 to save RAM.

Demos/Host/Incomplete/BluetoothHost/BluetoothHost.c

@@ -260,7 +260,7 @@ void Bluetooth_DisconnectionComplete(void)
  *  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
+ *  \param[in] PSM  Protocol PSM value for the requested channel
  *
  *  \return Boolean true to accept the channel connection request, false to reject it
  */
@@ -285,6 +285,10 @@ void Bluetooth_PacketReceived(void* Data, uint16_t DataLen, Bluetooth_Channel_t*
 			/* Service Discovery Protocol packet */
 			SDP_ProcessPacket(Data, Channel);
 			break;
+		case CHANNEL_PSM_RFCOMM:
+			/* RFCOMM (Serial Port) Protocol packet */
+			RFCOMM_ProcessPacket(Data, Channel);
+			break;
 		default:
 			/* Unknown Protocol packet */
 			printf_P(PSTR("Packet Received (Channel 0x%04X, PSM: 0x%02x):\r\n"), Channel->LocalNumber, Channel->PSM);

Demos/Host/Incomplete/BluetoothHost/BluetoothHost.h

@@ -45,6 +45,7 @@
 		#include <stdio.h>
 
 		#include "Lib/ServiceDiscoveryProtocol.h"
+		#include "Lib/RFCOMM.h"
 		#include "Lib/BluetoothStack.h"
 
 		#include "DeviceDescriptor.h"

Demos/Host/Incomplete/BluetoothHost/Lib/BluetoothStack.h

@@ -95,12 +95,12 @@
 		 */
 		typedef struct
 		{
-			uint8_t  State;
+			uint8_t  State; /**< Current channel state, a value from the \ref BT_ChannelStates_t enum. */
-			uint16_t LocalNumber;
+			uint16_t LocalNumber; /**< Local channel number on the device. */
-			uint16_t RemoteNumber;
+			uint16_t RemoteNumber; /**< Remote channel number on the connected device. */
-			uint16_t PSM;
+			uint16_t PSM; /**< Protocol used on the channel. */
-			uint16_t LocalMTU;
+			uint16_t LocalMTU; /**< MTU of data sent from the connected device to the local device. */
-			uint16_t RemoteMTU;
+			uint16_t RemoteMTU; /**< MTU of data sent from the local device to the connected device. */
 		} Bluetooth_Channel_t;
 
 		/** Type define for a Bluetooth device connection information structure. This structure contains all the

Demos/Host/Incomplete/BluetoothHost/Lib/RFCOMM.c

@@ -0,0 +1,36 @@
+/*
+             LUFA Library
+     Copyright (C) Dean Camera, 2010.
+              
+  dean [at] fourwalledcubicle [dot] com
+      www.fourwalledcubicle.com
+*/
+
+/*
+  Copyright 2010  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+  Permission to use, copy, modify, distribute, and sell this 
+  software and its documentation for any purpose is hereby granted
+  without fee, provided that the above copyright notice appear in 
+  all copies and that both that the copyright notice and this
+  permission notice and warranty disclaimer appear in supporting 
+  documentation, and that the name of the author not be used in 
+  advertising or publicity pertaining to distribution of the 
+  software without specific, written prior permission.
+
+  The author disclaim all warranties with regard to this
+  software, including all implied warranties of merchantability
+  and fitness.  In no event shall the author be liable for any
+  special, indirect or consequential damages or any damages
+  whatsoever resulting from loss of use, data or profits, whether
+  in an action of contract, negligence or other tortious action,
+  arising out of or in connection with the use or performance of
+  this software.
+*/
+
+#include "RFCOMM.h"
+
+void RFCOMM_ProcessPacket(void* Data, Bluetooth_Channel_t* const Channel)
+{
+	BT_RFCOMM_DEBUG(1, "PACKET RECEIVED");
+}

Demos/Host/Incomplete/BluetoothHost/Lib/RFCOMM.h

@@ -0,0 +1,57 @@
+/*
+             LUFA Library
+     Copyright (C) Dean Camera, 2010.
+              
+  dean [at] fourwalledcubicle [dot] com
+      www.fourwalledcubicle.com
+*/
+
+/*
+  Copyright 2010  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+
+  Permission to use, copy, modify, distribute, and sell this 
+  software and its documentation for any purpose is hereby granted
+  without fee, provided that the above copyright notice appear in 
+  all copies and that both that the copyright notice and this
+  permission notice and warranty disclaimer appear in supporting 
+  documentation, and that the name of the author not be used in 
+  advertising or publicity pertaining to distribution of the 
+  software without specific, written prior permission.
+
+  The author disclaim all warranties with regard to this
+  software, including all implied warranties of merchantability
+  and fitness.  In no event shall the author be liable for any
+  special, indirect or consequential damages or any damages
+  whatsoever resulting from loss of use, data or profits, whether
+  in an action of contract, negligence or other tortious action,
+  arising out of or in connection with the use or performance of
+  this software.
+*/
+
+/** \file
+ *
+ *  Header file for RFCOMM.c.
+ */
+
+#ifndef _RFCOMM_H_
+#define _RFCOMM_H_
+
+	/* Includes: */
+		#include <avr/io.h>
+		#include <string.h>
+		#include <stdbool.h>
+		#include <stdio.h>
+
+		#include <LUFA/Common/Common.h>
+		#include <LUFA/Drivers/Peripheral/SerialStream.h>
+
+		#include "BluetoothStack.h"
+		
+	/* Macros: */
+		#define BT_RFCOMM_DEBUG(l, s, ...)              do { if (RFCOMM_DEBUG_LEVEL >= l) printf_P(PSTR("(RFCOMM) " s "\r\n"), ##__VA_ARGS__); } while (0)
+		#define RFCOMM_DEBUG_LEVEL                      2
+
+	/* Function Prototypes: */
+		void RFCOMM_ProcessPacket(void* Data, Bluetooth_Channel_t* const Channel);
+		
+#endif

Demos/Host/Incomplete/BluetoothHost/Lib/ServiceDiscoveryProtocol.c

@@ -119,11 +119,10 @@ static void SDP_ProcessServiceSearch(const SDP_PDUHeader_t* const SDPHeader, Blu
 
 		/* Copy over the service record handle to the response list */
 		uint8_t AttrHeaderSize;
-		SDP_GetLocalAttributeContainerSize(AttributeValue, &AttrHeaderSize);
+		uint8_t AttrSize = SDP_GetLocalAttributeContainerSize(AttributeValue, &AttrHeaderSize);
-		memcpy_P(CurrResponsePos, AttributeValue + AttrHeaderSize, sizeof(uint32_t));
+		memcpy_P(CurrResponsePos, AttributeValue + AttrHeaderSize, AttrSize);
-		CurrResponsePos += AttrHeaderSize + sizeof(uint32_t);
+		CurrResponsePos += AttrHeaderSize + AttrSize;
 		
-		/* Increment the total number of service records added to the list */
 		AddedServiceHandles++;
 	}
 
@@ -172,7 +171,7 @@ static void SDP_ProcessServiceAttribute(const SDP_PDUHeader_t* const SDPHeader,
 	BT_SDP_DEBUG(2, "-- Max Return Attribute Bytes: 0x%04X", MaxAttributeSize);
 	
 	/* Retrieve the list of Attributes from the request */
-	uint16_t AttributeList[15][2];
+	uint16_t AttributeList[8][2];
 	uint8_t  TotalAttributes = SDP_GetAttributeList(AttributeList, &CurrentParameter);
 	BT_SDP_DEBUG(2, "-- Total Attributes: %d", TotalAttributes);
 
@@ -263,7 +262,7 @@ static void SDP_ProcessServiceSearchAttribute(const SDP_PDUHeader_t* const SDPHe
 	BT_SDP_DEBUG(2, "-- Max Return Attribute Bytes: 0x%04X", MaxAttributeSize);
 	
 	/* Retrieve the list of Attributes from the request */
-	uint16_t AttributeList[15][2];
+	uint16_t AttributeList[8][2];
 	uint8_t  TotalAttributes = SDP_GetAttributeList(AttributeList, &CurrentParameter);
 	BT_SDP_DEBUG(2, "-- Total Attributes: %d", TotalAttributes);
 	

Demos/Host/Incomplete/BluetoothHost/Lib/ServiceDiscoveryProtocol.h

@@ -60,6 +60,12 @@
 		#define SDP_PDU_SERVICESEARCHATTRIBUTEREQUEST   0x06
 		#define SDP_PDU_SERVICESEARCHATTRIBUTERESPONSE  0x07
 		
+		/** Convenience macro - read a pointer out of PROGMEM space.
+		 *
+		 *  \param[in] x  Address of the pointer to read
+		 *
+		 *  \return  Pointer retrieved from PROGMEM space
+		 */
 		#define pgm_read_ptr(x)                         (void*)pgm_read_word(x)
 
 	/* Enums: */

Demos/Host/Incomplete/BluetoothHost/makefile

@@ -137,6 +137,7 @@ SRC = $(TARGET).c                                                 \
 	  Lib/BluetoothACLPackets.c                                   \
 	  Lib/ServiceDiscoveryProtocol.c                              \
 	  Lib/SDPServices.c                                           \
+	  Lib/RFCOMM.c                                                \
 	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
 	  $(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
 	  $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \