uint16_t CALLBACK_USB_GetDescriptor(uint16_t const wValue, uint8_t wIndex, void const **const outDescriptor) {
uint8_t const type = wValue >> 8;
uint8_t const index = wValue & 0xff;
switch (type) {
case DTYPE_Device:
return getDeviceDescriptor(outDescriptor);
case DTYPE_Configuration:
return getConfigurationDescriptor(outDescriptor);
case HID_DTYPE_HID:
return getMouseHIDDescriptor(outDescriptor);
case HID_DTYPE_Report:
return getMouseReportDescriptor(outDescriptor);
case DTYPE_String: {
switch (index) {
case kLanguageDescriptorIndex: return getLanguageDescriptor(outDescriptor);
case kManufacturerDescriptorIndex: return getManufacturerDescriptor(outDescriptor);
case kProductDescriptorIndex: return getProductDescriptor(outDescriptor);
default: return NO_DESCRIPTOR;
}
}
default: return NO_DESCRIPTOR;
}
}
std::shared_ptr<LibUSB::Endpoint> LibUSB::DeviceImpl::getControlEndpoint()
{
if (m_pEndpointZero.get() == nullptr)
{
// Initialize Endpoint Zero Dummy Descriptor
m_EndpointZeroDescriptor.bLength = 0x07;
m_EndpointZeroDescriptor.bDescriptorType = libusb_descriptor_type::LIBUSB_DT_ENDPOINT;
m_EndpointZeroDescriptor.bEndpointAddress = 0;
m_EndpointZeroDescriptor.bmAttributes = 0;
m_EndpointZeroDescriptor.wMaxPacketSize = getDeviceDescriptor()->bMaxPacketSize0;
m_EndpointZeroDescriptor.bInterval = 0;
// All your endpoints are belong to us.
std::shared_ptr<LibUSB::EndpointImpl> pEPImpl = std::make_shared<LibUSB::EndpointImpl>(&m_EndpointZeroDescriptor, shared_from_this());
m_pEndpointZero = std::make_shared<LibUSB::Endpoint>(pEPImpl);
}
return m_pEndpointZero;
}
std::vector<EndpointInfo> DeviceInfo::getAllEndpointInfo() {
return getEndpointInfo(getDeviceDescriptor());
}