remove PacketByteArray from networking

libraries/networking/src/PacketByteArray.cpp

@@ -1,60 +0,0 @@
-//
-//  PacketPayload.cpp
-//  libraries/networking/src
-//
-//  Created by Stephen Birarda on 07/06/15.
-//  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
-//
-
-#include "PacketPayload.h"
-
-PacketPayload::PacketPayload(char* data, int maxBytes) :
-    _data(data)
-    _maxBytes(maxBytes)
-{
-
-}
-
-int PacketPayload::append(const char* src, int srcBytes) {
-    // this is a call to write at the current index
-    int numWrittenBytes = write(src, srcBytes, _index);
-
-    if (numWrittenBytes > 0) {
-        // we wrote some bytes, push the index
-        _index += numWrittenBytes;
-        return numWrittenBytes;
-    } else {
-        return numWrittenBytes;
-    }
-}
-
-const int PACKET_WRITE_ERROR = -1;
-
-int PacketPayload::write(const char* src, int srcBytes, int index) {
-    if (index >= _maxBytes) {
-        // we were passed a bad index, return -1
-        return PACKET_WRITE_ERROR;
-    }
-
-    // make sure we have the space required to write this block
-    int bytesAvailable = _maxBytes - index;
-
-    if (bytesAvailable < srcBytes) {
-        // good to go - write the data
-        memcpy(_data + index, src, srcBytes);
-
-        // should this cause us to push our index (is this the farthest we've written in data)?
-        _index = std::max(_data + index + srcBytes, _index);
-
-        // return the number of bytes written
-        return srcBytes;
-    } else {
-        // not enough space left for this write - return an error
-        return PACKET_WRITE_ERROR;
-    }
-}
-
-