65 lines
2.0 KiB
C
65 lines
2.0 KiB
C
#include "usb_composite_device.h"
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#include "usb_protocol_handler.h"
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uint32_t UsbGenericHidActionCounter;
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uint8_t GenericHidInBuffer[USB_GENERIC_HID_IN_BUFFER_LENGTH];
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uint8_t GenericHidOutBuffer[USB_GENERIC_HID_OUT_BUFFER_LENGTH];
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static usb_status_t UsbReceiveData(void)
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{
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return USB_DeviceHidRecv(UsbCompositeDevice.genericHidHandle,
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USB_GENERIC_HID_ENDPOINT_OUT_INDEX,
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GenericHidInBuffer,
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USB_GENERIC_HID_OUT_BUFFER_LENGTH);
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}
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usb_status_t UsbGenericHidCallback(class_handle_t handle, uint32_t event, void *param)
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{
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usb_status_t error = kStatus_USB_Error;
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switch (event) {
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case kUSB_DeviceHidEventSendResponse:
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break;
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case kUSB_DeviceHidEventRecvResponse:
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UsbProtocolHandler();
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USB_DeviceHidSend(UsbCompositeDevice.genericHidHandle,
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USB_GENERIC_HID_ENDPOINT_IN_INDEX,
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GenericHidOutBuffer,
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USB_GENERIC_HID_OUT_BUFFER_LENGTH);
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UsbGenericHidActionCounter++;
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return UsbReceiveData();
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break;
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case kUSB_DeviceHidEventGetReport:
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case kUSB_DeviceHidEventSetReport:
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case kUSB_DeviceHidEventRequestReportBuffer:
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error = kStatus_USB_InvalidRequest;
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break;
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case kUSB_DeviceHidEventGetIdle:
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case kUSB_DeviceHidEventGetProtocol:
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case kUSB_DeviceHidEventSetIdle:
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case kUSB_DeviceHidEventSetProtocol:
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break;
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default:
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break;
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}
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return error;
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}
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usb_status_t UsbGenericHidSetConfiguration(class_handle_t handle, uint8_t configuration)
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{
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if (USB_COMPOSITE_CONFIGURATION_INDEX == configuration) {
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return UsbReceiveData();
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}
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return kStatus_USB_Error;
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}
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usb_status_t UsbGenericHidSetInterface(class_handle_t handle, uint8_t interface, uint8_t alternateSetting)
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{
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if (USB_GENERIC_HID_INTERFACE_INDEX == interface) {
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return UsbReceiveData();
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}
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return kStatus_USB_Error;
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}
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