Don't use deprecated HashAlgorithm.Create(string)

This commit is contained in:
Bond_009 2022-11-08 21:14:52 +01:00
parent cf67381e31
commit 6ccb1e5570

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@ -2,8 +2,6 @@ using System;
using System.Collections.Generic; using System.Collections.Generic;
using System.Globalization; using System.Globalization;
using System.Security.Cryptography; using System.Security.Cryptography;
using System.Text;
using MediaBrowser.Common.Extensions;
using MediaBrowser.Model.Cryptography; using MediaBrowser.Model.Cryptography;
using static MediaBrowser.Model.Cryptography.Constants; using static MediaBrowser.Model.Cryptography.Constants;
@ -14,25 +12,6 @@ namespace Emby.Server.Implementations.Cryptography
/// </summary> /// </summary>
public class CryptographyProvider : ICryptoProvider public class CryptographyProvider : ICryptoProvider
{ {
// TODO: remove when not needed for backwards compat
private static readonly HashSet<string> _supportedHashMethods = new HashSet<string>()
{
"MD5",
"System.Security.Cryptography.MD5",
"SHA",
"SHA1",
"System.Security.Cryptography.SHA1",
"SHA256",
"SHA-256",
"System.Security.Cryptography.SHA256",
"SHA384",
"SHA-384",
"System.Security.Cryptography.SHA384",
"SHA512",
"SHA-512",
"System.Security.Cryptography.SHA512"
};
/// <inheritdoc /> /// <inheritdoc />
public string DefaultHashMethod => "PBKDF2-SHA512"; public string DefaultHashMethod => "PBKDF2-SHA512";
@ -80,22 +59,7 @@ namespace Emby.Server.Implementations.Cryptography
DefaultOutputLength)); DefaultOutputLength));
} }
if (!_supportedHashMethods.Contains(hash.Id)) throw new NotSupportedException($"Can't verify hash with id: {hash.Id}");
{
throw new CryptographicException($"Requested hash method is not supported: {hash.Id}");
}
using var h = HashAlgorithm.Create(hash.Id) ?? throw new ResourceNotFoundException($"Unknown hash method: {hash.Id}.");
var bytes = Encoding.UTF8.GetBytes(password.ToArray());
if (hash.Salt.Length == 0)
{
return hash.Hash.SequenceEqual(h.ComputeHash(bytes));
}
byte[] salted = new byte[bytes.Length + hash.Salt.Length];
Array.Copy(bytes, salted, bytes.Length);
hash.Salt.CopyTo(salted.AsSpan(bytes.Length));
return hash.Hash.SequenceEqual(h.ComputeHash(salted));
} }
/// <inheritdoc /> /// <inheritdoc />