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

   1 /*
   2              LUFA Library
   3      Copyright (C) Dean Camera, 2010.
   4
   5   dean [at] fourwalledcubicle [dot] com
   6       www.fourwalledcubicle.com
   7 */
   8
   9 /*
  10   Copyright 2010  Dean Camera (dean [at] fourwalledcubicle [dot] com)
  11
  12   Permission to use, copy, modify, distribute, and sell this
  13   software and its documentation for any purpose is hereby granted
  14   without fee, provided that the above copyright notice appear in
  15   all copies and that both that the copyright notice and this
  16   permission notice and warranty disclaimer appear in supporting
  17   documentation, and that the name of the author not be used in
  18   advertising or publicity pertaining to distribution of the
  19   software without specific, written prior permission.
  20
  21   The author disclaim all warranties with regard to this
  22   software, including all implied warranties of merchantability
  23   and fitness.  In no event shall the author be liable for any
  24   special, indirect or consequential damages or any damages
  25   whatsoever resulting from loss of use, data or profits, whether
  26   in an action of contract, negligence or other tortious action,
  27   arising out of or in connection with the use or performance of
  28   this software.
  29 */
  30
  31 /** \file
  32  *
  33  *  RFCOMM multiplexer control layer module. This module handles multiplexer
  34  *  channel commands to the control DLCI in the RFCOMM layer, to open, configure,
  35  *  test and close logical RFCOMM channels.
  36  */
  37
  38 #define  INCLUDE_FROM_RFCOMM_CONTROL_C
  39 #include "RFCOMMControl.h"
  40
  41 void RFCOMM_ProcessControlCommand(const uint8_t* Command, Bluetooth_Channel_t* const Channel)
  42 {
  43         const RFCOMM_Command_t* CommandHeader  = (const RFCOMM_Command_t*)Command;
  44         const uint8_t*          CommandData    = (const uint8_t*)Command + sizeof(RFCOMM_Command_t);
  45
  46         switch (CommandHeader->Command)
  47         {
  48                 case RFCOMM_Control_Test:
  49                         RFCOMM_ProcessTestCommand(CommandHeader, CommandData);
  50                         break;
  51                 case RFCOMM_Control_FlowControlEnable:
  52                         RFCOMM_ProcessFCECommand(CommandHeader, CommandData);
  53                         break;
  54                 case RFCOMM_Control_FlowControlDisable:
  55                         RFCOMM_ProcessFCDCommand(CommandHeader, CommandData);
  56                         break;
  57                 case RFCOMM_Control_ModemStatus:
  58                         RFCOMM_ProcessMSCommand(CommandHeader, CommandData);
  59                         break;
  60                 case RFCOMM_Control_RemotePortNegotiation:
  61                         RFCOMM_ProcessRPNCommand(CommandHeader, CommandData);
  62                         break;
  63                 case RFCOMM_Control_RemoteLineStatus:
  64                         RFCOMM_ProcessRLSCommand(CommandHeader, CommandData);
  65                         break;
  66                 case RFCOMM_Control_DLCParameterNegotiation:
  67                         RFCOMM_ProcessDPNCommand(CommandHeader, CommandData);
  68                         break;
  69                 default:
  70                         BT_RFCOMM_DEBUG(1, "<< Unknown Command");
  71                         break;
  72         }
  73 }
  74
  75 static void RFCOMM_ProcessTestCommand(const RFCOMM_Command_t* CommandHeader, const uint8_t* CommandData)
  76 {
  77         BT_RFCOMM_DEBUG(1, "<< TEST Command");
  78 }
  79
  80 static void RFCOMM_ProcessFCECommand(const RFCOMM_Command_t* CommandHeader, const uint8_t* CommandData)
  81 {
  82         BT_RFCOMM_DEBUG(1, "<< FCE Command");
  83 }
  84
  85 static void RFCOMM_ProcessFCDCommand(const RFCOMM_Command_t* CommandHeader, const uint8_t* CommandData)
  86 {
  87         BT_RFCOMM_DEBUG(1, "<< FCD Command");
  88 }
  89
  90 static void RFCOMM_ProcessMSCommand(const RFCOMM_Command_t* CommandHeader, const uint8_t* CommandData)
  91 {
  92         BT_RFCOMM_DEBUG(1, "<< MS Command");
  93 }
  94
  95 static void RFCOMM_ProcessRPNCommand(const RFCOMM_Command_t* CommandHeader, const uint8_t* CommandData)
  96 {
  97         BT_RFCOMM_DEBUG(1, "<< RPN Command");
  98 }
  99
 100 static void RFCOMM_ProcessRLSCommand(const RFCOMM_Command_t* CommandHeader, const uint8_t* CommandData)
 101 {
 102         BT_RFCOMM_DEBUG(1, "<< RLS Command");
 103 }
 104
 105 static void RFCOMM_ProcessDPNCommand(const RFCOMM_Command_t* CommandHeader, const uint8_t* CommandData)
 106 {
 107         BT_RFCOMM_DEBUG(1, "<< DPN Command");
 108
 109         /* Skip over the first data byte (Length field) since its size and value are fixed */
 110         RFCOMM_Channel_t* RFCOMMChannel = RFCOMM_GetChannelData(CommandData[2]);
 111
 112         if (RFCOMMChannel == NULL)
 113         {
 114                 // TODO: Channel does not exist - create it
 115         }
 116
 117         RFCOMMChannel->Configured = true;
 118
 119         // TODO: Read in channel data, ACK request
 120 }