You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
351 lines
11 KiB
351 lines
11 KiB
/*
|
|
LUFA Library
|
|
Copyright (C) Dean Camera, 2009.
|
|
|
|
dean [at] fourwalledcubicle [dot] com
|
|
www.fourwalledcubicle.com
|
|
*/
|
|
|
|
/*
|
|
Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
|
|
|
|
Permission to use, copy, modify, and distribute this software
|
|
and its documentation for any purpose and without fee is hereby
|
|
granted, 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 "../../HighLevel/USBMode.h"
|
|
#if defined(USB_CAN_BE_HOST)
|
|
|
|
#define INCLUDE_FROM_HID_CLASS_HOST_C
|
|
#include "HID.h"
|
|
|
|
uint8_t HID_Host_ConfigurePipes(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, uint16_t ConfigDescriptorSize,
|
|
uint8_t* ConfigDescriptorData)
|
|
{
|
|
uint8_t FoundEndpoints = 0;
|
|
|
|
memset(&HIDInterfaceInfo->State, 0x00, sizeof(HIDInterfaceInfo->State));
|
|
|
|
if (DESCRIPTOR_TYPE(ConfigDescriptorData) != DTYPE_Configuration)
|
|
return HID_ENUMERROR_InvalidConfigDescriptor;
|
|
|
|
USB_Descriptor_Interface_t* CurrentHIDInterface;
|
|
|
|
do
|
|
{
|
|
if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
|
|
DComp_HID_Host_NextHIDInterface) != DESCRIPTOR_SEARCH_COMP_Found)
|
|
{
|
|
return HID_ENUMERROR_NoHIDInterfaceFound;
|
|
}
|
|
|
|
CurrentHIDInterface = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Interface_t);
|
|
} while (HIDInterfaceInfo->Config.HIDInterfaceProtocol &&
|
|
(CurrentHIDInterface->Protocol != HIDInterfaceInfo->Config.HIDInterfaceProtocol));
|
|
|
|
HIDInterfaceInfo->State.InterfaceNumber = CurrentHIDInterface->InterfaceNumber;
|
|
HIDInterfaceInfo->State.SupportsBootProtocol = (CurrentHIDInterface->SubClass != HID_NON_BOOT_PROTOCOL);
|
|
|
|
if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData, DComp_NextHID) != DESCRIPTOR_SEARCH_COMP_Found)
|
|
{
|
|
return HID_ENUMERROR_NoHIDDescriptorFound;
|
|
}
|
|
|
|
HIDInterfaceInfo->State.HIDReportSize = DESCRIPTOR_CAST(ConfigDescriptorData, USB_HID_Descriptor_t).HIDReportLength;
|
|
|
|
while (FoundEndpoints != (HID_FOUND_DATAPIPE_IN | HID_FOUND_DATAPIPE_OUT))
|
|
{
|
|
if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
|
|
DComp_HID_Host_NextHIDInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
|
|
{
|
|
if (FoundEndpoints & HID_FOUND_DATAPIPE_IN)
|
|
break;
|
|
|
|
return HID_ENUMERROR_EndpointsNotFound;
|
|
}
|
|
|
|
USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Endpoint_t);
|
|
|
|
if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)
|
|
{
|
|
Pipe_ConfigurePipe(HIDInterfaceInfo->Config.DataINPipeNumber, EP_TYPE_INTERRUPT, PIPE_TOKEN_IN,
|
|
EndpointData->EndpointAddress, EndpointData->EndpointSize, PIPE_BANK_SINGLE);
|
|
HIDInterfaceInfo->State.DataINPipeSize = EndpointData->EndpointSize;
|
|
|
|
FoundEndpoints |= HID_FOUND_DATAPIPE_IN;
|
|
}
|
|
else
|
|
{
|
|
Pipe_ConfigurePipe(HIDInterfaceInfo->Config.DataOUTPipeNumber, EP_TYPE_INTERRUPT, PIPE_TOKEN_OUT,
|
|
EndpointData->EndpointAddress, EndpointData->EndpointSize, PIPE_BANK_SINGLE);
|
|
HIDInterfaceInfo->State.DataOUTPipeSize = EndpointData->EndpointSize;
|
|
|
|
HIDInterfaceInfo->State.DeviceUsesOUTPipe = true;
|
|
|
|
FoundEndpoints |= HID_FOUND_DATAPIPE_OUT;
|
|
}
|
|
}
|
|
|
|
HIDInterfaceInfo->State.LargestReportSize = 8;
|
|
HIDInterfaceInfo->State.IsActive = true;
|
|
return HID_ENUMERROR_NoError;
|
|
}
|
|
|
|
static uint8_t DComp_HID_Host_NextHIDInterface(void* CurrentDescriptor)
|
|
{
|
|
if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
|
|
{
|
|
USB_Descriptor_Interface_t* CurrentInterface = DESCRIPTOR_PCAST(CurrentDescriptor,
|
|
USB_Descriptor_Interface_t);
|
|
|
|
if (CurrentInterface->Class == HID_INTERFACE_CLASS)
|
|
return DESCRIPTOR_SEARCH_Found;
|
|
}
|
|
|
|
return DESCRIPTOR_SEARCH_NotFound;
|
|
}
|
|
|
|
static uint8_t DComp_NextHID(void* CurrentDescriptor)
|
|
{
|
|
if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_HID)
|
|
return DESCRIPTOR_SEARCH_Found;
|
|
else if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
|
|
return DESCRIPTOR_SEARCH_Fail;
|
|
else
|
|
return DESCRIPTOR_SEARCH_NotFound;
|
|
}
|
|
|
|
static uint8_t DComp_HID_Host_NextHIDInterfaceEndpoint(void* CurrentDescriptor)
|
|
{
|
|
if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint)
|
|
{
|
|
USB_Descriptor_Endpoint_t* CurrentEndpoint = DESCRIPTOR_PCAST(CurrentDescriptor,
|
|
USB_Descriptor_Endpoint_t);
|
|
|
|
if (!(Pipe_IsEndpointBound(CurrentEndpoint->EndpointAddress)))
|
|
return DESCRIPTOR_SEARCH_Found;
|
|
}
|
|
else if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
|
|
{
|
|
return DESCRIPTOR_SEARCH_Fail;
|
|
}
|
|
|
|
return DESCRIPTOR_SEARCH_NotFound;
|
|
}
|
|
|
|
void HID_Host_USBTask(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo)
|
|
{
|
|
|
|
}
|
|
|
|
uint8_t HID_Host_ReceiveReportByID(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, const uint8_t ReportID, void* Buffer)
|
|
{
|
|
USB_ControlRequest = (USB_Request_Header_t)
|
|
{
|
|
.bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE),
|
|
.bRequest = REQ_SetReport,
|
|
.wValue = ReportID,
|
|
.wIndex = HIDInterfaceInfo->State.InterfaceNumber,
|
|
.wLength = USB_GetHIDReportSize(HIDInterfaceInfo->Config.HIDParserData, ReportID, REPORT_ITEM_TYPE_In),
|
|
};
|
|
|
|
Pipe_SelectPipe(PIPE_CONTROLPIPE);
|
|
|
|
return USB_Host_SendControlRequest(Buffer);
|
|
}
|
|
|
|
uint8_t HID_Host_ReceiveReport(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, void* Buffer)
|
|
{
|
|
if ((USB_HostState != HOST_STATE_Configured) || !(HIDInterfaceInfo->State.IsActive))
|
|
return false;
|
|
|
|
uint8_t ErrorCode;
|
|
|
|
Pipe_SelectPipe(HIDInterfaceInfo->Config.DataINPipeNumber);
|
|
Pipe_Unfreeze();
|
|
|
|
uint16_t ReportSize;
|
|
|
|
if (HIDInterfaceInfo->State.UsingBootProtocol)
|
|
{
|
|
ReportSize = Pipe_BytesInPipe();
|
|
}
|
|
else
|
|
{
|
|
uint8_t ReportID = 0;
|
|
|
|
if (HIDInterfaceInfo->Config.HIDParserData->UsingReportIDs)
|
|
{
|
|
ReportID = Pipe_Read_Byte();
|
|
*((uint8_t*)Buffer++) = ReportID;
|
|
}
|
|
|
|
ReportSize = USB_GetHIDReportSize(HIDInterfaceInfo->Config.HIDParserData, ReportID, REPORT_ITEM_TYPE_In);
|
|
}
|
|
|
|
if ((ErrorCode = Pipe_Read_Stream_LE(Buffer, ReportSize, NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError)
|
|
return ErrorCode;
|
|
|
|
Pipe_ClearIN();
|
|
Pipe_Freeze();
|
|
|
|
return PIPE_RWSTREAM_NoError;
|
|
}
|
|
|
|
uint8_t HID_Host_SendReportByID(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo, uint8_t ReportID, void* Buffer,
|
|
const uint16_t ReportSize)
|
|
{
|
|
if ((USB_HostState != HOST_STATE_Configured) || !(HIDInterfaceInfo->State.IsActive))
|
|
return false;
|
|
|
|
if (HIDInterfaceInfo->State.DeviceUsesOUTPipe)
|
|
{
|
|
USB_ControlRequest = (USB_Request_Header_t)
|
|
{
|
|
.bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE),
|
|
.bRequest = REQ_SetReport,
|
|
.wValue = ReportID,
|
|
.wIndex = HIDInterfaceInfo->State.InterfaceNumber,
|
|
.wLength = ReportSize,
|
|
};
|
|
|
|
Pipe_SelectPipe(PIPE_CONTROLPIPE);
|
|
|
|
return USB_Host_SendControlRequest(Buffer);
|
|
}
|
|
else
|
|
{
|
|
uint8_t ErrorCode;
|
|
|
|
Pipe_SelectPipe(HIDInterfaceInfo->Config.DataOUTPipeNumber);
|
|
Pipe_Unfreeze();
|
|
|
|
if (ReportID)
|
|
Pipe_Write_Stream_LE(&ReportID, sizeof(ReportID), NO_STREAM_CALLBACK);
|
|
|
|
if ((ErrorCode = Pipe_Write_Stream_LE(Buffer, ReportSize, NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError)
|
|
return ErrorCode;
|
|
|
|
Pipe_ClearOUT();
|
|
Pipe_Freeze();
|
|
|
|
return PIPE_RWSTREAM_NoError;
|
|
}
|
|
}
|
|
|
|
bool HID_Host_IsReportReceived(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo)
|
|
{
|
|
if ((USB_HostState != HOST_STATE_Configured) || !(HIDInterfaceInfo->State.IsActive))
|
|
return false;
|
|
|
|
bool ReportReceived;
|
|
|
|
Pipe_SelectPipe(HIDInterfaceInfo->Config.DataINPipeNumber);
|
|
Pipe_Unfreeze();
|
|
|
|
ReportReceived = Pipe_IsINReceived();
|
|
|
|
Pipe_Freeze();
|
|
|
|
return ReportReceived;
|
|
}
|
|
|
|
uint8_t USB_HID_Host_SetBootProtocol(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo)
|
|
{
|
|
if (HIDInterfaceInfo->State.UsingBootProtocol)
|
|
return HOST_SENDCONTROL_Successful;
|
|
|
|
uint8_t ErrorCode;
|
|
|
|
USB_ControlRequest = (USB_Request_Header_t)
|
|
{
|
|
.bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE),
|
|
.bRequest = REQ_SetProtocol,
|
|
.wValue = 0,
|
|
.wIndex = HIDInterfaceInfo->State.InterfaceNumber,
|
|
.wLength = 0,
|
|
};
|
|
|
|
Pipe_SelectPipe(PIPE_CONTROLPIPE);
|
|
|
|
if (!(HIDInterfaceInfo->State.SupportsBootProtocol))
|
|
return HID_ERROR_LOGICAL;
|
|
|
|
if ((ErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful)
|
|
return ErrorCode;
|
|
|
|
HIDInterfaceInfo->State.LargestReportSize = 8;
|
|
HIDInterfaceInfo->State.UsingBootProtocol = true;
|
|
|
|
return HOST_SENDCONTROL_Successful;
|
|
}
|
|
|
|
uint8_t USB_HID_Host_SetReportProtocol(USB_ClassInfo_HID_Host_t* const HIDInterfaceInfo)
|
|
{
|
|
uint8_t ErrorCode;
|
|
|
|
uint8_t HIDReportData[HIDInterfaceInfo->State.HIDReportSize];
|
|
|
|
USB_ControlRequest = (USB_Request_Header_t)
|
|
{
|
|
.bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_INTERFACE),
|
|
.bRequest = REQ_GetDescriptor,
|
|
.wValue = (DTYPE_Report << 8),
|
|
.wIndex = HIDInterfaceInfo->State.InterfaceNumber,
|
|
.wLength = HIDInterfaceInfo->State.HIDReportSize,
|
|
};
|
|
|
|
Pipe_SelectPipe(PIPE_CONTROLPIPE);
|
|
|
|
if ((ErrorCode = USB_Host_SendControlRequest(HIDReportData)) != HOST_SENDCONTROL_Successful)
|
|
return ErrorCode;
|
|
|
|
if (HIDInterfaceInfo->State.UsingBootProtocol)
|
|
{
|
|
USB_ControlRequest = (USB_Request_Header_t)
|
|
{
|
|
.bmRequestType = (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE),
|
|
.bRequest = REQ_SetProtocol,
|
|
.wValue = 1,
|
|
.wIndex = HIDInterfaceInfo->State.InterfaceNumber,
|
|
.wLength = 0,
|
|
};
|
|
|
|
if ((ErrorCode = USB_Host_SendControlRequest(NULL)) != HOST_SENDCONTROL_Successful)
|
|
return ErrorCode;
|
|
|
|
HIDInterfaceInfo->State.UsingBootProtocol = false;
|
|
}
|
|
|
|
if (HIDInterfaceInfo->Config.HIDParserData == NULL)
|
|
return HID_ERROR_LOGICAL;
|
|
|
|
if ((ErrorCode = USB_ProcessHIDReport(HIDReportData, HIDInterfaceInfo->State.HIDReportSize,
|
|
HIDInterfaceInfo->Config.HIDParserData)) != HID_PARSE_Successful)
|
|
{
|
|
return HID_ERROR_LOGICAL | ErrorCode;
|
|
}
|
|
|
|
uint8_t LargestReportSizeBits = HIDInterfaceInfo->Config.HIDParserData->LargestReportSizeBits;
|
|
HIDInterfaceInfo->State.LargestReportSize = (LargestReportSizeBits >> 3) + ((LargestReportSizeBits & 0x07) != 0);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#endif
|