public byte[] getReqFileBytes() {
byte[] buf = new byte[SIZE];
byte[] temp_int = null;
// type
temp_int = Utils.toLH(type);
System.arraycopy(temp_int, 0, buf, 0, temp_int.length);
// filename
System.arraycopy(filename, 0, buf, 4, filename.length);
// username
System.arraycopy(username, 0, buf, 104, username.length);
return buf;
}
