Old unity support

imerr · imerr · commit aefa8396a1a5 · 2024-03-06T04:00:30.000Z
diff --git a/Assets/Mirror/Transports/Encryption/Native/AesGCMEncryptionNative.cs b/Assets/Mirror/Transports/Encryption/Native/AesGCMEncryptionNative.cs
@@ -40,7 +40,7 @@ static AesGCMEncryptionNative()
         public static bool IsSupported => _supported;
         public static unsafe ArraySegment<byte> Encrypt(byte[] key, byte[] nonce, ArraySegment<byte> plaintext, ArraySegment<byte> dataOut)
         {
-            plaintext.CopyTo(dataOut);
+            Array.Copy(plaintext.Array, plaintext.Offset, dataOut.Array, dataOut.Offset ,plaintext.Count);
             fixed (byte* keyPtr = key)
             {
                 fixed (byte* noncePtr = nonce)
@@ -57,9 +57,10 @@ public static unsafe ArraySegment<byte> Encrypt(byte[] key, byte[] nonce, ArrayS
                 }
             }
         }
+        
         public static unsafe ArraySegment<byte> Decrypt(byte[] key, byte[] nonce, ArraySegment<byte> ciphertext, ArraySegment<byte> dataOut)
         {
-            ciphertext.CopyTo(dataOut);
+            Array.Copy(ciphertext.Array, ciphertext.Offset, dataOut.Array, dataOut.Offset, ciphertext.Count);
             fixed (byte* keyPtr = key)
             {
                 fixed (byte* noncePtr = nonce)

Original file line number	Diff line number	Diff line change
`@@ -40,7 +40,7 @@ static AesGCMEncryptionNative()`
`40`	`40`	`public static bool IsSupported => _supported;`
`41`	`41`	`public static unsafe ArraySegment<byte> Encrypt(byte[] key, byte[] nonce, ArraySegment<byte> plaintext, ArraySegment<byte> dataOut)`
`42`	`42`	`{`
`43`		`- plaintext.CopyTo(dataOut);`
	`43`	`+ Array.Copy(plaintext.Array, plaintext.Offset, dataOut.Array, dataOut.Offset ,plaintext.Count);`
`44`	`44`	`fixed (byte* keyPtr = key)`
`45`	`45`	`{`
`46`	`46`	`fixed (byte* noncePtr = nonce)`
`@@ -57,9 +57,10 @@ public static unsafe ArraySegment<byte> Encrypt(byte[] key, byte[] nonce, ArrayS`
`57`	`57`	`}`
`58`	`58`	`}`
`59`	`59`	`}`
	`60`	`+`
`60`	`61`	`public static unsafe ArraySegment<byte> Decrypt(byte[] key, byte[] nonce, ArraySegment<byte> ciphertext, ArraySegment<byte> dataOut)`
`61`	`62`	`{`
`62`		`- ciphertext.CopyTo(dataOut);`
	`63`	`+ Array.Copy(ciphertext.Array, ciphertext.Offset, dataOut.Array, dataOut.Offset, ciphertext.Count);`
`63`	`64`	`fixed (byte* keyPtr = key)`
`64`	`65`	`{`
`65`	`66`	`fixed (byte* noncePtr = nonce)`