Move shared Asset code to AssetUtils.h

libraries/networking/src/AssetUtils.h

@@ -0,0 +1,25 @@
+//
+//  AssetUtils.h
+//
+//  Created by Ryan Huffman on 2015/07/30
+//  Copyright 2015 High Fidelity, Inc.
+//
+//  Distributed under the Apache License, Version 2.0.
+//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
+//
+
+#ifndef hifi_AssetUtils_h
+#define hifi_AssetUtils_h
+
+using MessageID = uint32_t;
+using DataOffset = int64_t;
+
+const int HASH_HEX_LENGTH = 32;
+
+enum AssetServerError : uint8_t {
+    NO_ERROR = 0,
+    ASSET_NOT_FOUND,
+    INVALID_BYTE_RANGE,
+};
+
+#endif