{\r
const RFCOMM_Command_t* CommandHeader = (const RFCOMM_Command_t*)Command;\r
const uint8_t* CommandData = (const uint8_t*)Command + sizeof(RFCOMM_Command_t);\r
+ uint16_t ControlDataLen = RFCOMM_GetFrameDataLength(CommandData);\r
+\r
+ /* Adjust the command data pointer to skip over the variable size field */\r
+ CommandData += (ControlDataLen < 128) ? 1 : 2;\r
\r
switch (CommandHeader->Command)\r
{\r
case RFCOMM_Control_Test:\r
- RFCOMM_ProcessTestCommand(CommandHeader, CommandData);\r
+ RFCOMM_ProcessTestCommand(CommandHeader, CommandData, Channel);\r
break;\r
case RFCOMM_Control_FlowControlEnable:\r
- RFCOMM_ProcessFCECommand(CommandHeader, CommandData);\r
+ RFCOMM_ProcessFCECommand(CommandHeader, CommandData, Channel);\r
break;\r
case RFCOMM_Control_FlowControlDisable:\r
- RFCOMM_ProcessFCDCommand(CommandHeader, CommandData);\r
+ RFCOMM_ProcessFCDCommand(CommandHeader, CommandData, Channel);\r
break;\r
case RFCOMM_Control_ModemStatus:\r
- RFCOMM_ProcessMSCommand(CommandHeader, CommandData);\r
+ RFCOMM_ProcessMSCommand(CommandHeader, CommandData, Channel);\r
break;\r
case RFCOMM_Control_RemotePortNegotiation:\r
- RFCOMM_ProcessRPNCommand(CommandHeader, CommandData);\r
+ RFCOMM_ProcessRPNCommand(CommandHeader, CommandData, Channel);\r
break;\r
case RFCOMM_Control_RemoteLineStatus:\r
- RFCOMM_ProcessRLSCommand(CommandHeader, CommandData);\r
+ RFCOMM_ProcessRLSCommand(CommandHeader, CommandData, Channel);\r
break;\r
case RFCOMM_Control_DLCParameterNegotiation:\r
- RFCOMM_ProcessDPNCommand(CommandHeader, CommandData);\r
+ RFCOMM_ProcessDPNCommand(CommandHeader, CommandData, Channel);\r
break;\r
default:\r
BT_RFCOMM_DEBUG(1, "<< Unknown Command"); \r
}\r
}\r
\r
-static void RFCOMM_ProcessTestCommand(const RFCOMM_Command_t* CommandHeader, const uint8_t* CommandData)\r
+static void RFCOMM_ProcessTestCommand(const RFCOMM_Command_t* const CommandHeader, const uint8_t* CommandData,\r
+ Bluetooth_Channel_t* const Channel)\r
{\r
BT_RFCOMM_DEBUG(1, "<< TEST Command");\r
}\r
\r
-static void RFCOMM_ProcessFCECommand(const RFCOMM_Command_t* CommandHeader, const uint8_t* CommandData)\r
+static void RFCOMM_ProcessFCECommand(const RFCOMM_Command_t* const CommandHeader, const uint8_t* CommandData,\r
+ Bluetooth_Channel_t* const Channel)\r
{\r
BT_RFCOMM_DEBUG(1, "<< FCE Command");\r
}\r
\r
-static void RFCOMM_ProcessFCDCommand(const RFCOMM_Command_t* CommandHeader, const uint8_t* CommandData)\r
+static void RFCOMM_ProcessFCDCommand(const RFCOMM_Command_t* const CommandHeader, const uint8_t* CommandData,\r
+ Bluetooth_Channel_t* const Channel)\r
{\r
BT_RFCOMM_DEBUG(1, "<< FCD Command");\r
}\r
\r
-static void RFCOMM_ProcessMSCommand(const RFCOMM_Command_t* CommandHeader, const uint8_t* CommandData)\r
+static void RFCOMM_ProcessMSCommand(const RFCOMM_Command_t* const CommandHeader, const uint8_t* CommandData,\r
+ Bluetooth_Channel_t* const Channel)\r
{\r
BT_RFCOMM_DEBUG(1, "<< MS Command");\r
}\r
\r
-static void RFCOMM_ProcessRPNCommand(const RFCOMM_Command_t* CommandHeader, const uint8_t* CommandData)\r
+static void RFCOMM_ProcessRPNCommand(const RFCOMM_Command_t* const CommandHeader, const uint8_t* CommandData,\r
+ Bluetooth_Channel_t* const Channel)\r
{\r
BT_RFCOMM_DEBUG(1, "<< RPN Command");\r
}\r
\r
-static void RFCOMM_ProcessRLSCommand(const RFCOMM_Command_t* CommandHeader, const uint8_t* CommandData)\r
+static void RFCOMM_ProcessRLSCommand(const RFCOMM_Command_t* const CommandHeader, const uint8_t* CommandData,\r
+ Bluetooth_Channel_t* const Channel)\r
{\r
BT_RFCOMM_DEBUG(1, "<< RLS Command");\r
}\r
\r
-static void RFCOMM_ProcessDPNCommand(const RFCOMM_Command_t* CommandHeader, const uint8_t* CommandData)\r
+static void RFCOMM_ProcessDPNCommand(const RFCOMM_Command_t* const CommandHeader, const uint8_t* CommandData,\r
+ Bluetooth_Channel_t* const Channel)\r
{\r
+ const RFCOMM_DPN_Parameters_t* Params = (const RFCOMM_DPN_Parameters_t*)CommandData;\r
+\r
BT_RFCOMM_DEBUG(1, "<< DPN Command");\r
+ BT_RFCOMM_DEBUG(2, "-- Config DLCI: 0x%02X", Params->DLCI);\r
\r
- /* Skip over the first data byte (Length field) since its size and value are fixed */\r
- RFCOMM_Channel_t* RFCOMMChannel = RFCOMM_GetChannelData(CommandData[2]);\r
+ /* Ignore parameter negotiations to the control channel */\r
+ if (Params->DLCI == RFCOMM_CONTROL_DLCI)\r
+ return;\r
\r
+ /* Retrieve existing channel configuration data, if already opened */\r
+ RFCOMM_Channel_t* RFCOMMChannel = RFCOMM_GetChannelData(Params->DLCI);\r
+ \r
+ /* Check if the channel has no corresponding entry - remote did not open it first */\r
if (RFCOMMChannel == NULL)\r
{\r
- // TODO: Channel does not exist - create it\r
+ /* Find a free entry in the RFCOMM channel multiplexer state array */\r
+ for (uint8_t i = 0; i < RFCOMM_MAX_OPEN_CHANNELS; i++)\r
+ {\r
+ /* If the channel's DLCI is zero, the channel state entry is free */\r
+ if (!(RFCOMM_Channels[i].DLCI))\r
+ {\r
+ RFCOMMChannel = &RFCOMM_Channels[i];\r
+ RFCOMMChannel->DLCI = Params->DLCI;\r
+ break;\r
+ }\r
+ }\r
+ \r
+ /* No free entry was found, discard the request */\r
+ if (RFCOMMChannel == NULL)\r
+ {\r
+ BT_RFCOMM_DEBUG(2, "-- No Free Channel");\r
+ return;\r
+ }\r
}\r
\r
- RFCOMMChannel->Configured = true;\r
+ /* Save the new channel configuration */\r
+ RFCOMMChannel->State = RFCOMM_Channel_Open;\r
+ RFCOMMChannel->Priority = Params->Priority;\r
+ RFCOMMChannel->UseUIFrames = (Params->FrameType != 0);\r
+ RFCOMMChannel->RemoteMTU = Params->MaximumFrameSize;\r
\r
- // TODO: Read in channel data, ACK request\r
+ struct\r
+ {\r
+ RFCOMM_Command_t CommandHeader;\r
+ uint8_t Length;\r
+ RFCOMM_DPN_Parameters_t Params;\r
+ } DPNResponse;\r
+ \r
+ /* Fill out the DPN response data */\r
+ DPNResponse.CommandHeader.Command = CommandHeader->Command;\r
+ DPNResponse.CommandHeader.EA = true;\r
+ DPNResponse.Length = (sizeof(DPNResponse.Params) << 1) | 0x01;\r
+ DPNResponse.Params = *Params;\r
+ \r
+ BT_RFCOMM_DEBUG(1, ">> DPN Response");\r
+\r
+ /* Send the PDN response to acknowledge the command */\r
+ RFCOMM_SendFrame(RFCOMM_CONTROL_DLCI, false, RFCOMM_Frame_UIH, sizeof(DPNResponse), &DPNResponse, Channel);\r
}\r
projects / pub / USBasp.git / blobdiff