/// <summary>
/// 创建Hash算法
/// </summary>
/// <param name="hashProvider"></param>
/// <returns></returns>
internal static HashAlgorithm CreateHashAlgorithm(EnumHashProvider hashProvider)
{
HashAlgorithm hashAlgorithm = null;
switch (hashProvider)
{
case EnumHashProvider.MD5CryptoServiceProvider:
hashAlgorithm = new MD5CryptoServiceProvider();
break;
//case EnumHashProvider.RIPEMD160Managed: //not exist in .net core
// hashAlgorithm = RIPEMD160Managed();
// break;
case EnumHashProvider.SHA1CryptoServiceProvider:
hashAlgorithm = new SHA1CryptoServiceProvider();
break;
case EnumHashProvider.SHA1Managed:
hashAlgorithm = new SHA1Managed();
break;
case EnumHashProvider.SHA256Managed:
hashAlgorithm = new SHA256CryptoServiceProvider();
break;
case EnumHashProvider.SHA384Managed:
hashAlgorithm = new SHA384CryptoServiceProvider();
break;
case EnumHashProvider.SHA512Managed:
hashAlgorithm = new SHA512CryptoServiceProvider();
break;
}
return(hashAlgorithm);
}
/// <summary>
/// 创建Hash算法
/// </summary>
/// <param name="hashProvider"></param>
/// <returns></returns>
internal static HashAlgorithm CreateHashAlgorithm(EnumHashProvider hashProvider)
{
HashAlgorithm hashAlgorithm = null;
switch (hashProvider)
{
case EnumHashProvider.MD5CryptoServiceProvider:
hashAlgorithm = new MD5CryptoServiceProvider();
break;
case EnumHashProvider.RIPEMD160Managed:
hashAlgorithm = new RIPEMD160Managed();
break;
case EnumHashProvider.SHA1CryptoServiceProvider:
hashAlgorithm = new SHA1CryptoServiceProvider();
break;
case EnumHashProvider.SHA1Managed:
hashAlgorithm = new SHA1Managed();
break;
case EnumHashProvider.SHA256Managed:
hashAlgorithm = new SHA256CryptoServiceProvider();
break;
case EnumHashProvider.SHA384Managed:
hashAlgorithm = new SHA384CryptoServiceProvider();
break;
case EnumHashProvider.SHA512Managed:
hashAlgorithm = new SHA512CryptoServiceProvider();
break;
}
return hashAlgorithm;
}
/// <summary>
/// 计算Hash
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="func"></param>
/// <param name="hashProvider"></param>
/// <param name="plainText"></param>
/// <returns></returns>
public static string ComputeHash(EnumHashProvider hashProvider, string plainText)
{
var provider = CreateHashAlgorithm(hashProvider);
var hashedBytes = provider.ComputeHash(Encoding.UTF8.GetBytes(plainText));
var hashedText = Convert.ToBase64String(hashedBytes);
return hashedText;
}
/// <summary>
/// 计算Hash
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="func"></param>
/// <param name="hashProvider"></param>
/// <param name="plainText"></param>
/// <returns></returns>
public static string ComputeHash(EnumHashProvider hashProvider, string plainText)
{
var provider = CreateHashAlgorithm(hashProvider);
var hashedBytes = provider.ComputeHash(Encoding.UTF8.GetBytes(plainText));
var hashedText = Convert.ToBase64String(hashedBytes);
return(hashedText);
}
public static string GetEncryptedHashText(string plainText, out string saltText, out EnumHashProvider hashProvider)
{
Random random = new Random();
int hashProviderType = random.Next(1, 7);
hashProvider = (EnumHashProvider)hashProviderType;
saltText = CreateSaltText();
plainText += saltText;
string encryptedText = ComputeHash(hashProvider, plainText);
return encryptedText;
}
public static string GetEncryptedHashText(string plainText, out string saltText, out EnumHashProvider hashProvider)
{
Random random = new Random();
int hashProviderType = random.Next(1, 7);
hashProvider = (EnumHashProvider)hashProviderType;
saltText = CreateSaltText();
plainText += saltText;
string encryptedText = ComputeHash(hashProvider, plainText);
return(encryptedText);
}
