/// <summary>
/// md5加密
/// </summary>
/// <param name="str">要加密字符串</param>
/// <returns>加密后密码</returns>
private string get_MD5(string str)
{
Windows.Security.Cryptography.Core.HashAlgorithmProvider objAlgProv = Windows.Security.Cryptography.Core.HashAlgorithmProvider.OpenAlgorithm(Windows.Security.Cryptography.Core.HashAlgorithmNames.Md5);
Windows.Security.Cryptography.Core.CryptographicHash md5 = objAlgProv.CreateHash();
Windows.Storage.Streams.IBuffer buffMsg1 = Windows.Security.Cryptography.CryptographicBuffer.ConvertStringToBinary(str, Windows.Security.Cryptography.BinaryStringEncoding.Utf16BE);
md5.Append(buffMsg1);
Windows.Storage.Streams.IBuffer buffHash1 = md5.GetValueAndReset();
return(Windows.Security.Cryptography.CryptographicBuffer.EncodeToBase64String(buffHash1));
//System.Security.Cryptography.MD5CryptoServiceProvider md5 = new System.Security.Cryptography.MD5CryptoServiceProvider();
//byte[] temp;
//StringBuilder strb = new StringBuilder();
//temp = md5.ComputeHash(Encoding.Unicode.GetBytes(str));
//md5.Clear();
//for (int i = 0; i < temp.Length; i++)
//{
// strb.Append(temp[i].ToString("X").PadLeft(2 , '0'));
//}
//return strb.ToString().ToLower();
}
public async System.Threading.Tasks.Task <string> ReadCDDiscid(string Id)
{
string result = string.Empty;
var customDevice = await Windows.Devices.Custom.CustomDevice.FromIdAsync(Id,
DeviceAccessMode.ReadWrite,
DeviceSharingMode.Exclusive);
if (customDevice != null)
{
try
{
TOCTrack[] SectorArray = await GetCDSectorArray(customDevice);
if ((SectorArray != null) && (SectorArray.Length > 1))
{
// SHA-1
// first track
Windows.Security.Cryptography.Core.HashAlgorithmProvider sha1 = Windows.Security.Cryptography.Core.HashAlgorithmProvider.OpenAlgorithm(Windows.Security.Cryptography.Core.HashAlgorithmNames.Sha1);
if (sha1 != null)
{
// SHA-1
// first track
int track = 1;
int lastIndex = SectorArray.Length - 1;
for (int i = 0; i < SectorArray.Length; i++)
{
if (SectorArray[i].bData == true)
{
lastIndex = i;
break;
}
}
string stringToEncod = string.Format("{0:X2}", track);
track = lastIndex;
stringToEncod += string.Format("{0:X2}", track);
if (lastIndex == (SectorArray.Length - 1))
{
stringToEncod += string.Format("{0:X8}", SectorArray[lastIndex].Position + 150);
}
else
{
stringToEncod += string.Format("{0:X8}", SectorArray[lastIndex].Position + 150 - 11400);
}
for (int i = 0; i < 99; i++)
{
if (i < (lastIndex))
{
stringToEncod += string.Format("{0:X8}", SectorArray[i].Position + 150);
}
else
{
stringToEncod += "00000000";
}
}
Windows.Storage.Streams.IBuffer buffer = Windows.Security.Cryptography.CryptographicBuffer.ConvertStringToBinary(stringToEncod, Windows.Security.Cryptography.BinaryStringEncoding.Utf8);
Windows.Storage.Streams.IBuffer hashBuffer = sha1.HashData(buffer);
result = Windows.Security.Cryptography.CryptographicBuffer.EncodeToBase64String(hashBuffer);
// Update to be compliant with MusicBrainz
result = result.Replace('+', '.');
result = result.Replace('/', '_');
result = result.Replace('=', '-');
result += "?inc=artists+recordings&toc=1+" + lastIndex.ToString() + "+";
if (lastIndex == (SectorArray.Length - 1))
{
result += (SectorArray[lastIndex].Position + 150).ToString();
}
else
{
result += (SectorArray[lastIndex].Position + 150 - 11400).ToString();
}
for (int i = 0; i < lastIndex; i++)
{
result += "+" + (SectorArray[i].Position + 150).ToString();
}
}
}
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine("Exception while reading Media Metadata: " + ex.Message);
result = string.Empty;
}
}
return(result);
}
/// <summary>
/// Initializes a new instance of the <see cref="HashAlgorithmProvider" /> class.
/// </summary>
/// <param name="algorithm">The algorithm.</param>
internal HashAlgorithmProvider(HashAlgorithm algorithm)
{
this.algorithm = algorithm;
this.platform = Platform.Core.HashAlgorithmProvider.OpenAlgorithm(GetAlgorithmName(algorithm));
}
/// <summary>
/// Initializes a new instance of the <see cref="HashAlgorithmProvider" /> class.
/// </summary>
/// <param name="algorithm">The algorithm.</param>
internal HashAlgorithmProvider(HashAlgorithm algorithm)
{
this.algorithm = algorithm;
this.platform = Platform.Core.HashAlgorithmProvider.OpenAlgorithm(GetAlgorithmName(algorithm));
}
