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Make Control Endpoint stream transfers more reliable by adding in early aborts for unexpected new SETUP tokens, or unexpected status stage during control stream writes.

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Fix corruption in Device RNDIS demos TCP stack when too many connections attempted simultaneously, freezing the device when a page was re-fetched before the first connection was closed.

Fix incorrect model compatibility information in the Host LowLevel demo overview text files.
pull/1469/head
Dean Camera 15 years ago
parent a9d5e129b7
commit 4421782b7f
18 changed files with 71 additions and 65 deletions
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27
Demos/Device/ClassDriver/RNDISEthernet/Lib/TCP.c
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@ -381,19 +381,24 @@ int16_t TCP_ProcessTCPPacket(void* IPHeaderInStart, void* TCPHeaderInStart, void
case TCP_Connection_Listen:
if (TCPHeaderIN->Flags == TCP_FLAG_SYN)
{
/* SYN connection when closed starts a connection with a peer */
/* SYN connection starts a connection with a peer */
if (TCP_SetConnectionState(TCPHeaderIN->DestinationPort, IPHeaderIN->SourceAddress,
TCPHeaderIN->SourcePort, TCP_Connection_SYNReceived))
{
TCPHeaderOUT->Flags = (TCP_FLAG_SYN | TCP_FLAG_ACK);
TCPHeaderOUT->Flags = (TCP_FLAG_SYN | TCP_FLAG_ACK);
PacketResponse = true;
TCP_SetConnectionState(TCPHeaderIN->DestinationPort, IPHeaderIN->SourceAddress, TCPHeaderIN->SourcePort,
TCP_Connection_SYNReceived);
ConnectionInfo = TCP_GetConnectionInfo(TCPHeaderIN->DestinationPort, IPHeaderIN->SourceAddress, TCPHeaderIN->SourcePort);
ConnectionInfo = TCP_GetConnectionInfo(TCPHeaderIN->DestinationPort, IPHeaderIN->SourceAddress, TCPHeaderIN->SourcePort);
ConnectionInfo->SequenceNumberIn = (SwapEndian_32(TCPHeaderIN->SequenceNumber) + 1);
ConnectionInfo->SequenceNumberOut = 0;
ConnectionInfo->Buffer.InUse = false;
ConnectionInfo->SequenceNumberIn = (SwapEndian_32(TCPHeaderIN->SequenceNumber) + 1);
ConnectionInfo->SequenceNumberOut = 0;
ConnectionInfo->Buffer.InUse = false;
}
else
{
TCPHeaderOUT->Flags = TCP_FLAG_RST;
}
PacketResponse = true;
}
break;

2
Demos/Device/ClassDriver/RNDISEthernet/Lib/TCP.h
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@ -49,7 +49,7 @@
#define MAX_OPEN_TCP_PORTS 1
/** Maximum number of TCP connections which can be sustained at the one time */
#define MAX_TCP_CONNECTIONS 1
#define MAX_TCP_CONNECTIONS 3
/** TCP window size, giving the maximum number of bytes which can be buffered at the one time */
#define TCP_WINDOW_SIZE 512

27
Demos/Device/LowLevel/RNDISEthernet/Lib/TCP.c
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@ -381,19 +381,24 @@ int16_t TCP_ProcessTCPPacket(void* IPHeaderInStart, void* TCPHeaderInStart, void
case TCP_Connection_Listen:
if (TCPHeaderIN->Flags == TCP_FLAG_SYN)
{
/* SYN connection when closed starts a connection with a peer */
/* SYN connection starts a connection with a peer */
if (TCP_SetConnectionState(TCPHeaderIN->DestinationPort, IPHeaderIN->SourceAddress,
TCPHeaderIN->SourcePort, TCP_Connection_SYNReceived))
{
TCPHeaderOUT->Flags = (TCP_FLAG_SYN | TCP_FLAG_ACK);
TCPHeaderOUT->Flags = (TCP_FLAG_SYN | TCP_FLAG_ACK);
PacketResponse = true;
TCP_SetConnectionState(TCPHeaderIN->DestinationPort, IPHeaderIN->SourceAddress, TCPHeaderIN->SourcePort,
TCP_Connection_SYNReceived);
ConnectionInfo = TCP_GetConnectionInfo(TCPHeaderIN->DestinationPort, IPHeaderIN->SourceAddress, TCPHeaderIN->SourcePort);
ConnectionInfo = TCP_GetConnectionInfo(TCPHeaderIN->DestinationPort, IPHeaderIN->SourceAddress, TCPHeaderIN->SourcePort);
ConnectionInfo->SequenceNumberIn = (SwapEndian_32(TCPHeaderIN->SequenceNumber) + 1);
ConnectionInfo->SequenceNumberOut = 0;
ConnectionInfo->Buffer.InUse = false;
ConnectionInfo->SequenceNumberIn = (SwapEndian_32(TCPHeaderIN->SequenceNumber) + 1);
ConnectionInfo->SequenceNumberOut = 0;
ConnectionInfo->Buffer.InUse = false;
}
else
{
TCPHeaderOUT->Flags = TCP_FLAG_RST;
}
PacketResponse = true;
}
break;

2
Demos/Device/LowLevel/RNDISEthernet/Lib/TCP.h
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@ -49,7 +49,7 @@
#define MAX_OPEN_TCP_PORTS 1
/** Maximum number of TCP connections which can be sustained at the one time */
#define MAX_TCP_CONNECTIONS 1
#define MAX_TCP_CONNECTIONS 3
/** TCP window size, giving the maximum number of bytes which can be buffered at the one time */
#define TCP_WINDOW_SIZE 512

2
Demos/Host/LowLevel/CDCHost/CDCHost.txt
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@ -11,7 +11,7 @@
* The following table indicates what microcontrollers are compatible with this demo.
*
* - AT90USB1287
* - AT90USB1286
* - AT90USB647
*
* \section SSec_Info USB Information:
*

2
Demos/Host/LowLevel/GenericHIDHost/GenericHIDHost.txt
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@ -11,7 +11,7 @@
* The following table indicates what microcontrollers are compatible with this demo.
*
* - AT90USB1287
* - AT90USB1286
* - AT90USB647
*
* \section SSec_Info USB Information:
*

2
Demos/Host/LowLevel/KeyboardHost/KeyboardHost.txt
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@ -11,7 +11,7 @@
* The following table indicates what microcontrollers are compatible with this demo.
*
* - AT90USB1287
* - AT90USB1286
* - AT90USB647
*
* \section SSec_Info USB Information:
*

2
Demos/Host/LowLevel/KeyboardHostWithParser/KeyboardHostWithParser.txt
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@ -11,7 +11,7 @@
* The following table indicates what microcontrollers are compatible with this demo.
*
* - AT90USB1287
* - AT90USB1286
* - AT90USB647
*
* \section SSec_Info USB Information:
*

2
Demos/Host/LowLevel/MassStorageHost/MassStorageHost.txt
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@ -11,7 +11,7 @@
* The following table indicates what microcontrollers are compatible with this demo.
*
* - AT90USB1287
* - AT90USB1286
* - AT90USB647
*
* \section SSec_Info USB Information:
*

2
Demos/Host/LowLevel/MouseHost/MouseHost.txt
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@ -11,7 +11,7 @@
* The following table indicates what microcontrollers are compatible with this demo.
*
* - AT90USB1287
* - AT90USB1286
* - AT90USB647
*
* \section SSec_Info USB Information:
*

2
Demos/Host/LowLevel/MouseHostWithParser/MouseHostWithParser.txt
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@ -11,7 +11,7 @@
* The following table indicates what microcontrollers are compatible with this demo.
*
* - AT90USB1287
* - AT90USB1286
* - AT90USB647
*
* \section SSec_Info USB Information:
*

2
Demos/Host/LowLevel/PrinterHost/PrinterHost.txt
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@ -11,7 +11,7 @@
* The following table indicates what microcontrollers are compatible with this demo.
*
* - AT90USB1287
* - AT90USB1286
* - AT90USB647
*
* \section SSec_Info USB Information:
*

2
Demos/Host/LowLevel/StillImageHost/StillImageHost.txt
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@ -11,7 +11,7 @@
* The following table indicates what microcontrollers are compatible with this demo.
*
* - AT90USB1287
* - AT90USB1286
* - AT90USB647
*
* \section SSec_Info USB Information:
*

2
LUFA.pnproj
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File diff suppressed because one or more lines are too long

2
LUFA/Drivers/USB/LowLevel/Endpoint.c
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@ -76,7 +76,7 @@ void Endpoint_ClearStatusStage(void)
if (USB_ControlRequest.bmRequestType & REQDIR_DEVICETOHOST)
{
while (!(Endpoint_IsOUTReceived()))
{
{
if (USB_DeviceState == DEVICE_STATE_Unattached)
return;
}

11
LUFA/Drivers/USB/LowLevel/Template/Template_Endpoint_Control_R.c
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@ -4,6 +4,12 @@ uint8_t TEMPLATE_FUNC_NAME (void* Buffer, uint16_t Length)
while (Length)
{
if (Endpoint_IsSETUPReceived())
return ENDPOINT_RWCSTREAM_HostAborted;
if (USB_DeviceState == DEVICE_STATE_Unattached)
return ENDPOINT_RWCSTREAM_DeviceDisconnected;
if (Endpoint_IsOUTReceived())
{
while (Length && Endpoint_BytesInEndpoint())
@ -13,10 +19,7 @@ uint8_t TEMPLATE_FUNC_NAME (void* Buffer, uint16_t Length)
}
Endpoint_ClearOUT();
}
if (USB_DeviceState == DEVICE_STATE_Unattached)
return ENDPOINT_RWCSTREAM_DeviceDisconnected;
}
}
while (!(Endpoint_IsINReady()))

44
LUFA/Drivers/USB/LowLevel/Template/Template_Endpoint_Control_W.c
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@ -6,36 +6,28 @@ uint8_t TEMPLATE_FUNC_NAME (void* Buffer, uint16_t Length)
if (Length > USB_ControlRequest.wLength)
Length = USB_ControlRequest.wLength;
while (Length && !(Endpoint_IsOUTReceived()))
while (Length || LastPacketFull)
{
while (!(Endpoint_IsINReady()))
{
if (USB_DeviceState == DEVICE_STATE_Unattached)
return ENDPOINT_RWCSTREAM_DeviceDisconnected;
}
while (Length && (Endpoint_BytesInEndpoint() < USB_ControlEndpointSize))
{
TEMPLATE_TRANSFER_BYTE(DataStream);
Length--;
}
if (Endpoint_IsSETUPReceived())
return ENDPOINT_RWCSTREAM_HostAborted;
if (Endpoint_IsOUTReceived())
break;
LastPacketFull = (Endpoint_BytesInEndpoint() == USB_ControlEndpointSize);
Endpoint_ClearIN();
}
if (Endpoint_IsOUTReceived())
return ENDPOINT_RWCSTREAM_HostAborted;
if (LastPacketFull)
{
while (!(Endpoint_IsINReady()))
if (USB_DeviceState == DEVICE_STATE_Unattached)
return ENDPOINT_RWCSTREAM_DeviceDisconnected;
if (Endpoint_IsINReady())
{
if (USB_DeviceState == DEVICE_STATE_Unattached)
return ENDPOINT_RWCSTREAM_DeviceDisconnected;
while (Length && (Endpoint_BytesInEndpoint() < USB_ControlEndpointSize))
{
TEMPLATE_TRANSFER_BYTE(DataStream);
Length--;
}
LastPacketFull = (Endpoint_BytesInEndpoint() == USB_ControlEndpointSize);
Endpoint_ClearIN();
}
Endpoint_ClearIN();
}
while (!(Endpoint_IsOUTReceived()))

1
LUFA/ManPages/ChangeLog.txt
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@ -85,6 +85,7 @@
* - Fixed report data alignment issues in the MouseHostWithParser demo when X and Y movement data size is not a multiple of 8 bits
* - Fixed HID Report Descriptor Parser not correctly resetting internal states when a REPORT ID element is encountered
* - Fixed incorrect BUTTONS_BUTTON1 for the STK526 target
* - Fixed RNDIS demos freezing when more than one connection was attempted simultaneously, causing memory corruption
*
*
* \section Sec_ChangeLog090605 Version 090605

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