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Split RFCOMM channel signals into Remote and Local pairs. Use memcpy() to copy over data from the command parameters to the RFCOMM response parameters.

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Ensure that only the valid parameter bytes are sent back in response to MSC commands.
This commit is contained in:
Dean Camera 2010-06-23 08:10:21 +00:00
parent 2eff731ecf
commit 4b952d479a
4 changed files with 44 additions and 31 deletions
Download patch file Download diff file Expand all files Collapse all files

36
Demos/Host/Incomplete/BluetoothHost/Lib/RFCOMMControl.c
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@ -88,7 +88,7 @@ static void RFCOMM_ProcessTestCommand(const RFCOMM_Command_t* const CommandHeade
} TestResponse;
/* Fill out the Test response data */
TestResponse.CommandHeader = (RFCOMM_Command_t){.Command = RFCOMM_Control_Test, .EA = true};
TestResponse.CommandHeader = (RFCOMM_Command_t){.Command = RFCOMM_Control_Test, .EA = true, .CR = false};
TestResponse.Length = (CommandDataLen << 1) | 0x01;
memcpy(TestResponse.TestData, Params, CommandDataLen);
@ -130,11 +130,11 @@ static void RFCOMM_ProcessMSCommand(const RFCOMM_Command_t* const CommandHeader,
return;
/* Save the new channel signals to the channel state structure */
RFCOMMChannel->Signals = Params->Signals;
RFCOMMChannel->Remote.Signals = Params->Signals;
/* If the command contains the optional break signals field, store the value */
if (CommandDataLen == sizeof(RFCOMM_MS_Parameters_t))
RFCOMMChannel->BreakSignals = Params->BreakSignals;
RFCOMMChannel->Remote.BreakSignal = Params->BreakSignal;
struct
{
@ -144,14 +144,15 @@ static void RFCOMM_ProcessMSCommand(const RFCOMM_Command_t* const CommandHeader,
} MSResponse;
/* Fill out the MS response data */
MSResponse.CommandHeader = (RFCOMM_Command_t){.Command = RFCOMM_Control_ModemStatus, .EA = true};
MSResponse.Length = (CommandDataLen << 1) | 0x01;
MSResponse.Params = *Params;
MSResponse.CommandHeader = (RFCOMM_Command_t){.Command = RFCOMM_Control_ModemStatus, .EA = true, .CR = false};
MSResponse.Length = (CommandDataLen << 1) | 0x01;
memcpy(&MSResponse.Params, Params, sizeof(RFCOMM_MS_Parameters_t));
BT_RFCOMM_DEBUG(1, ">> MS Response");
/* Send the PDN response to acknowledge the command */
RFCOMM_SendFrame(RFCOMM_CONTROL_DLCI, false, RFCOMM_Frame_UIH, sizeof(MSResponse), &MSResponse, Channel);
RFCOMM_SendFrame(RFCOMM_CONTROL_DLCI, false, RFCOMM_Frame_UIH,
(sizeof(MSResponse) - sizeof(MSResponse.Params) + CommandDataLen), &MSResponse, Channel);
}
static void RFCOMM_ProcessRPNCommand(const RFCOMM_Command_t* const CommandHeader, const uint8_t* CommandData,
@ -190,10 +191,13 @@ static void RFCOMM_ProcessDPNCommand(const RFCOMM_Command_t* const CommandHeader
/* If the channel's DLCI is zero, the channel state entry is free */
if (!(RFCOMM_Channels[i].DLCI))
{
RFCOMMChannel = &RFCOMM_Channels[i];
RFCOMMChannel->DLCI = Params->DLCI;
RFCOMMChannel->Signals = 0;
RFCOMMChannel->BreakSignals = 0;
RFCOMMChannel = &RFCOMM_Channels[i];
RFCOMMChannel->DLCI = Params->DLCI;
RFCOMMChannel->MTU = 0xFFFF;
RFCOMMChannel->Remote.Signals = 0 | (1 << 0);
RFCOMMChannel->Remote.BreakSignal = 0 | (1 << 0);
RFCOMMChannel->Local.Signals = RFCOMM_SIGNAL_RTC | RFCOMM_SIGNAL_RTR | RFCOMM_SIGNAL_DV | (1 << 0);
RFCOMMChannel->Local.BreakSignal = 0 | (1 << 0);
break;
}
}
@ -207,9 +211,9 @@ static void RFCOMM_ProcessDPNCommand(const RFCOMM_Command_t* const CommandHeader
}
/* Save the new channel configuration */
RFCOMMChannel->State = RFCOMM_Channel_Open;
RFCOMMChannel->Priority = Params->Priority;
RFCOMMChannel->MTU = Params->MaximumFrameSize;
RFCOMMChannel->State = RFCOMM_Channel_Open;
RFCOMMChannel->Priority = Params->Priority;
RFCOMMChannel->MTU = Params->MaximumFrameSize;
struct
{
@ -219,9 +223,9 @@ static void RFCOMM_ProcessDPNCommand(const RFCOMM_Command_t* const CommandHeader
} DPNResponse;
/* Fill out the DPN response data */
DPNResponse.CommandHeader = (RFCOMM_Command_t){.Command = RFCOMM_Control_DLCParameterNegotiation, .EA = true};
DPNResponse.CommandHeader = (RFCOMM_Command_t){.Command = RFCOMM_Control_DLCParameterNegotiation, .EA = true, .CR = false};
DPNResponse.Length = (sizeof(DPNResponse.Params) << 1) | 0x01;
DPNResponse.Params = *Params;
memcpy(&DPNResponse.Params, Params, sizeof(RFCOMM_DPN_Parameters_t));
DPNResponse.Params.ConvergenceLayer = 0x00; // TODO: Enable credit based transaction support
BT_RFCOMM_DEBUG(1, ">> DPN Response");