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Better hash algorithm names for .NET
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namespace System.Security.Cryptography; | |
public record HalgName | |
{ | |
public static readonly HalgName MD5 = new("MD5", HashAlgorithmName.MD5); | |
public static readonly HalgName SHA1 = new("SHA1", HashAlgorithmName.SHA1); | |
public static readonly HalgName SHA256 = new("SHA256", HashAlgorithmName.SHA256); | |
public static readonly HalgName SHA384 = new("SHA384", HashAlgorithmName.SHA384); | |
public static readonly HalgName SHA512 = new("SHA512", HashAlgorithmName.SHA512); | |
public static readonly HalgName SHA3_256 = new("SHA3-256", HashAlgorithmName.SHA3_256); | |
public static readonly HalgName SHA3_384 = new("SHA3-384", HashAlgorithmName.SHA3_384); | |
public static readonly HalgName SHA3_512 = new("SHA3-512", HashAlgorithmName.SHA3_512); | |
public static readonly IReadOnlyDictionary<string, HalgName> Available = new Dictionary<string, HalgName>() | |
{ | |
{ "MD5", MD5 }, | |
{ "SHA1", SHA1 }, | |
{ "SHA256", SHA256 }, | |
{ "SHA384", SHA384 }, | |
{ "SHA512", SHA512 }, | |
{ "SHA3-256", SHA3_256 }, | |
{ "SHA3-384", SHA3_384 }, | |
{ "SHA3-512", SHA3_512 } | |
}; | |
public string Name { get; } = "SHA256"; | |
public HashAlgorithmName HashAlgorithmName { get; } = HashAlgorithmName.SHA256; | |
private HalgName() { } | |
private HalgName(string name, HashAlgorithmName hashAlgorithmName) | |
{ | |
Name = name; | |
HashAlgorithmName = hashAlgorithmName; | |
} | |
public override string ToString() | |
{ | |
return Name; | |
} | |
public static bool TryParse(string value, out HalgName? output) | |
{ | |
return Available.TryGetValue(value.ToUpper(), out output); | |
} | |
public static implicit operator HashAlgorithmName(HalgName halgName) | |
{ | |
return halgName.HashAlgorithmName; | |
} | |
public static implicit operator HalgName(HashAlgorithmName hashAlgorithmName) | |
{ | |
if (!TryParse(hashAlgorithmName.Name ?? "", out var halgName)) | |
{ | |
throw new ArgumentException("Unsupported hash algorithm!"); | |
} | |
return halgName!; | |
} | |
public static implicit operator string(HalgName value) | |
{ | |
return value.ToString(); | |
} | |
} |
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