ArrayBuffer-Buffer Conversion

ArrayBuffers

    function toArrayBuffer(buffer) {
        var ab = new ArrayBuffer(buffer.length);
        var view = new Uint8Array(ab);
        for (var i = 0; i < buffer.length; ++i) {
            view[i] = buffer[i];
        }
        return ab;
    }

    function toBuffer(ab) {
        var buffer = new Buffer(ab.byteLength);
        var view = new Uint8Array(ab);
        for (var i = 0; i < buffer.length; ++i) {
            buffer[i] = view[i];
        }
        return buffer;
    }