38 lines
1007 B
C#
38 lines
1007 B
C#
using System.Diagnostics.CodeAnalysis;
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using System.Security.Cryptography;
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using MemoryPack;
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namespace Phantom.Common.Data;
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[MemoryPackable(GenerateType.VersionTolerant)]
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[SuppressMessage("ReSharper", "MemberCanBePrivate.Global")]
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public sealed partial class AuthToken {
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internal const int Length = 12;
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[MemoryPackOrder(0)]
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[MemoryPackInclude]
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private readonly byte[] bytes;
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internal AuthToken(byte[]? bytes) {
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ArgumentNullException.ThrowIfNull(bytes);
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if (bytes.Length != Length) {
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throw new ArgumentOutOfRangeException(nameof(bytes), "Invalid token length: " + bytes.Length + ". Token length must be exactly " + Length + " bytes.");
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}
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this.bytes = bytes;
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}
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public bool FixedTimeEquals(AuthToken providedAuthToken) {
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return CryptographicOperations.FixedTimeEquals(bytes, providedAuthToken.bytes);
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}
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internal void WriteTo(Span<byte> span) {
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bytes.CopyTo(span);
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}
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public static AuthToken Generate() {
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return new AuthToken(RandomNumberGenerator.GetBytes(Length));
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}
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}
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