.NET 10 compatibility

src/Encryption.cs

@@ -304,8 +304,8 @@ j4WcDuXc2CTHgH8gFTNhp/Y8/SpDOhvn9QIDAQAB
 			var output = new byte[input.Length];
 			var prevBytes = (byte[])aes_iv.Clone();
 			var span = MemoryMarshal.Cast<byte, long>(input);
-			var sout = MemoryMarshal.Cast<byte, long>(output);
-			var prev = MemoryMarshal.Cast<byte, long>(prevBytes);
+			var sout = MemoryMarshal.Cast<byte, long>(output.AsSpan());
+			var prev = MemoryMarshal.Cast<byte, long>(prevBytes.AsSpan());
 			if (!encrypt) { (prev[2], prev[0]) = (prev[0], prev[2]); (prev[3], prev[1]) = (prev[1], prev[3]); }
 			for (int i = 0, count = input.Length / 8; i < count;)
 			{
@@ -556,7 +556,7 @@ j4WcDuXc2CTHgH8gFTNhp/Y8/SpDOhvn9QIDAQAB
 		{
 			count = count + 15 & ~15;
 			var span = MemoryMarshal.Cast<byte, long>(buffer.AsSpan(offset, count));
-			var prev = MemoryMarshal.Cast<byte, long>(_prevBytes);
+			var prev = MemoryMarshal.Cast<byte, long>(_prevBytes.AsSpan());
 			for (offset = 0, count /= 8; offset < count;)
 			{
 				prev[0] ^= span[offset]; prev[1] ^= span[offset + 1];

src/TL.cs

@@ -325,13 +325,14 @@ namespace TL
 		}
 
 		internal static void WriteTLStamp(this BinaryWriter writer, DateTime datetime)
-			=> writer.Write(datetime == DateTime.MaxValue ? int.MaxValue : (int)(datetime.ToUniversalTime().Ticks / 10000000 - 62135596800L));
+			=> writer.Write((int)Math.Min(Math.Max(datetime.ToUniversalTime().Ticks / 10000000 - 62135596800L, 0), int.MaxValue));
 
-		internal static DateTime ReadTLStamp(this BinaryReader reader)
+		internal static DateTime ReadTLStamp(this BinaryReader reader) => reader.ReadInt32() switch
 		{
-			int unixstamp = reader.ReadInt32();
-			return unixstamp == int.MaxValue ? DateTime.MaxValue : new((unixstamp + 62135596800L) * 10000000, DateTimeKind.Utc);
-		}
+			<= 0 => default,
+			int.MaxValue => DateTime.MaxValue,
+			int unixstamp => new((unixstamp + 62135596800L) * 10000000, DateTimeKind.Utc)
+		};
 
 		internal static void WriteTLString(this BinaryWriter writer, string str)
 		{