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//
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//
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//
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#include "HidDevice.h"
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//
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// class HidDevice
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//
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HidDevice::HidDevice():iHidDevice(NULL)
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{
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Close();
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}
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/**
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*/
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int HidDevice::Open(const char* aPath)
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{
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Close();
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iHidDevice = hid_open_path(aPath);
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if (!iHidDevice)
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{
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//Fail to connect our device
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return 0;
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}
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FetchStrings();
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return 1;
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}
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/**
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See hidapi documentation.
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*/
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int HidDevice::Open(unsigned short aVendorId, unsigned short aProductId, const wchar_t* aSerialNumber)
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{
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Close();
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iHidDevice = hid_open(aVendorId, aProductId, aSerialNumber);
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if (!iHidDevice)
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{
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//Fail to connect our device
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return 0;
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}
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FetchStrings();
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return 1;
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}
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/**
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*/
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void HidDevice::Close()
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{
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hid_close(iHidDevice);
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iHidDevice=NULL;
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//
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memset(iVendor,0,sizeof(iVendor));
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memset(iProduct,0,sizeof(iProduct));
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memset(iSerialNumber,0,sizeof(iSerialNumber));
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}
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/**
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*/
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bool HidDevice::IsOpen()
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{
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return iHidDevice!=NULL;
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}
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/**
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*/
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const wchar_t* HidDevice::Error()
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{
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return hid_error(iHidDevice);
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}
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/**
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*/
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int HidDevice::SetNonBlocking(int aNonBlocking)
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{
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//Success we are now connected to our HID device
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//Set read operation as non blocking
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return hid_set_nonblocking(iHidDevice, aNonBlocking);
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}
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/**
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*/
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wchar_t* HidDevice::Vendor()
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{
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return iVendor;
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}
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/**
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*/
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wchar_t* HidDevice::Product()
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{
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return iProduct;
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}
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/**
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*/
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wchar_t* HidDevice::SerialNumber()
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{
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return iSerialNumber;
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}
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/**
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*/
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void HidDevice::FetchStrings()
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{
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hid_get_manufacturer_string(iHidDevice,iVendor,sizeof(iVendor));
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hid_get_product_string(iHidDevice,iProduct,sizeof(iProduct));
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hid_get_serial_number_string(iHidDevice,iSerialNumber,sizeof(iSerialNumber));
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}
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