/// <summary>
/// 设备信息获取（无权限要求）
/// </summary>
/// <returns></returns>
public static UInt32 GetDeviceInfo()
{
//1.枚举锁
//2.打开锁
//3.获取所有信息（结构体）
//4.获取指定信息（Item）
//5.关闭锁
UInt32 ret = MowayCS.MW_SUCCESS;
UInt32 devInfoArraySize = 32; // 获取设备的最大数量
MW_DEVICE_INFO_CTX[] devInfoArray = new MW_DEVICE_INFO_CTX[devInfoArraySize];
UInt32 devCount = 0;
IntPtr hHandle = IntPtr.Zero;
//1.枚举锁
ret = MowayCS.mw_enum(devInfoArray, devInfoArraySize, ref devCount);
if (ret != MowayCS.MW_SUCCESS)
{
Console.WriteLine("mw_enum failed, {0:X8}", ret);
return(ret);
}
if (devCount == 0)
{
Console.WriteLine("Not found device");
return(ret);
}
//2.打开锁
ret = MowayCS.mw_open(ref devInfoArray[0], MowayCS.MW_OPEN_EXCLUSIVE_MODE, ref hHandle);
if (ret != MowayCS.MW_SUCCESS)
{
Console.WriteLine("mw_open failed, {0:X8}", ret);
return(ret);
}
// 3.获取所有信息（结构体）
MW_DEVICE_ALL_ITEM_INFO devAllItemInfo = new MW_DEVICE_ALL_ITEM_INFO();
UInt32 devAllItemInfoSize = (UInt32)Marshal.SizeOf(devAllItemInfo);
ret = MowayCS.mw_get_device_all_info(hHandle, Convert.ToByte(MowayCS.MW_GET_INFO_ITEM_ALL), ref devAllItemInfo, ref devAllItemInfoSize);
if (ret == MowayCS.MW_SUCCESS)
{
Console.WriteLine("mw_get_device_all_info pid = {0}", devAllItemInfo.PID);
}
else
{
Console.WriteLine("mw_get_device_all_info failed, {0:X8}", ret);
}
//4.获取指定信息（Item）
byte[] devItemInfoBuffer = null;
UInt32 devItemInfoBufferLen = 0;
// 4.1 获取PID
devItemInfoBuffer = new byte[128];
devItemInfoBufferLen = (UInt32)devItemInfoBuffer.Length;
ret = MowayCS.mw_get_device_info(hHandle, Convert.ToByte(MowayCS.MW_GET_INFO_ITEM_PID), devItemInfoBuffer, ref devItemInfoBufferLen);
if (ret == MowayCS.MW_SUCCESS)
{
Console.WriteLine("mw_get_device_info pid = {0}", devAllItemInfo.PID);
}
else
{
Console.WriteLine("mw_get_device_info failed, {0:X8}", ret);
}
// 4.2 获取SN
devItemInfoBufferLen = (UInt32)devItemInfoBuffer.Length; // 重置缓冲区大小
ret = MowayCS.mw_get_device_info(hHandle, Convert.ToByte(MowayCS.MW_GET_INFO_ITEM_SN), devItemInfoBuffer, ref devItemInfoBufferLen);
if (ret == MowayCS.MW_SUCCESS)
{
// 本例将SN转换字符串，实际内容为二进制数据。开发者需酌情存储相关数据，建议使用十六进制的字符串保存SN。
Console.WriteLine("mw_get_device_info SN = {0}", BitConverter.ToString(devItemInfoBuffer, 0, 8));
}
else
{
Console.WriteLine("mw_get_device_info failed, {0:X8}", ret);
}
//5.关闭锁
MowayCS.mw_close(hHandle);
return(MowayCS.MW_SUCCESS);
}
