94 lines
3.1 KiB
C#
94 lines
3.1 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Text;
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namespace MediaBrowser.Model.Cryptography
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{
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public class PasswordHash
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{
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//Defined from this hash storage spec
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//https://github.com/P-H-C/phc-string-format/blob/master/phc-sf-spec.md
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//$<id>[$<param>=<value>(,<param>=<value>)*][$<salt>[$<hash>]]
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public string Id;
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public Dictionary<string, string> Parameters = new Dictionary<string, string>();
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public string Salt;
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public byte[] SaltBytes;
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public string Hash;
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public byte[] HashBytes;
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public PasswordHash(string StorageString)
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{
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string[] a = StorageString.Split('$');
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Id = a[1];
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if (a[2].Contains("="))
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{
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foreach (string paramset in (a[2].Split(',')))
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{
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if (!String.IsNullOrEmpty(paramset))
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{
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string[] fields = paramset.Split('=');
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Parameters.Add(fields[0], fields[1]);
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}
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}
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if (a.Length == 4)
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{
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Salt = a[2];
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SaltBytes = Convert.FromBase64CharArray(Salt.ToCharArray(), 0, Salt.Length);
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Hash = a[3];
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HashBytes = Convert.FromBase64CharArray(Hash.ToCharArray(), 0, Hash.Length);
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}
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else
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{
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Salt = string.Empty;
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Hash = a[3];
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HashBytes = Convert.FromBase64CharArray(Hash.ToCharArray(), 0, Hash.Length);
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}
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}
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else
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{
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if (a.Length == 4)
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{
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Salt = a[2];
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SaltBytes = Convert.FromBase64CharArray(Salt.ToCharArray(), 0, Salt.Length);
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Hash = a[3];
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HashBytes = Convert.FromBase64CharArray(Hash.ToCharArray(), 0, Hash.Length);
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}
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else
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{
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Salt = string.Empty;
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Hash = a[2];
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HashBytes = Convert.FromBase64CharArray(Hash.ToCharArray(), 0, Hash.Length);
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}
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}
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}
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public PasswordHash(ICryptoProvider cryptoProvider2)
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{
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Id = "SHA256";
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SaltBytes = cryptoProvider2.GenerateSalt();
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Salt = Convert.ToBase64String(SaltBytes);
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}
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private string SerializeParameters()
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{
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string ReturnString = String.Empty;
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foreach (var KVP in Parameters)
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{
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ReturnString += String.Format(",{0}={1}", KVP.Key, KVP.Value);
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}
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if (ReturnString[0] == ',')
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{
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ReturnString = ReturnString.Remove(0, 1);
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}
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return ReturnString;
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}
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public override string ToString()
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{
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return String.Format("${0}${1}${2}${3}", Id, SerializeParameters(), Salt, Hash);
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}
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}
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}
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