+++ /dev/null
-/*
- * This file is part of lanterna (http://code.google.com/p/lanterna/).
- *
- * lanterna is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- * Copyright (C) 2010-2015 Martin
- */
-package com.googlecode.lanterna.terminal.ansi;
-
-import java.lang.reflect.Field;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.Map;
-
-/**
- * Contains the telnet protocol commands, although not a complete set.
- * @author Martin
- */
-class TelnetProtocol {
- public static final byte COMMAND_SUBNEGOTIATION_END = (byte)0xf0; //SE
- public static final byte COMMAND_NO_OPERATION = (byte)0xf1; //NOP
- public static final byte COMMAND_DATA_MARK = (byte)0xf2; //DM
- public static final byte COMMAND_BREAK = (byte)0xf3; //BRK
- public static final byte COMMAND_INTERRUPT_PROCESS = (byte)0xf4; //IP
- public static final byte COMMAND_ABORT_OUTPUT = (byte)0xf5; //AO
- public static final byte COMMAND_ARE_YOU_THERE = (byte)0xf6; //AYT
- public static final byte COMMAND_ERASE_CHARACTER = (byte)0xf7; //EC
- public static final byte COMMAND_ERASE_LINE = (byte)0xf8; //WL
- public static final byte COMMAND_GO_AHEAD = (byte)0xf9; //GA
- public static final byte COMMAND_SUBNEGOTIATION = (byte)0xfa; //SB
- public static final byte COMMAND_WILL = (byte)0xfb;
- public static final byte COMMAND_WONT = (byte)0xfc;
- public static final byte COMMAND_DO = (byte)0xfd;
- public static final byte COMMAND_DONT = (byte)0xfe;
- public static final byte COMMAND_IAC = (byte)0xff;
-
- public static final byte OPTION_TRANSMIT_BINARY = (byte)0x00;
- public static final byte OPTION_ECHO = (byte)0x01;
- public static final byte OPTION_SUPPRESS_GO_AHEAD = (byte)0x03;
- public static final byte OPTION_STATUS = (byte)0x05;
- public static final byte OPTION_TIMING_MARK = (byte)0x06;
- public static final byte OPTION_NAOCRD = (byte)0x0a;
- public static final byte OPTION_NAOHTS = (byte)0x0b;
- public static final byte OPTION_NAOHTD = (byte)0x0c;
- public static final byte OPTION_NAOFFD = (byte)0x0d;
- public static final byte OPTION_NAOVTS = (byte)0x0e;
- public static final byte OPTION_NAOVTD = (byte)0x0f;
- public static final byte OPTION_NAOLFD = (byte)0x10;
- public static final byte OPTION_EXTEND_ASCII = (byte)0x01;
- public static final byte OPTION_TERMINAL_TYPE = (byte)0x18;
- public static final byte OPTION_NAWS = (byte)0x1f;
- public static final byte OPTION_TERMINAL_SPEED = (byte)0x20;
- public static final byte OPTION_TOGGLE_FLOW_CONTROL = (byte)0x21;
- public static final byte OPTION_LINEMODE = (byte)0x22;
- public static final byte OPTION_AUTHENTICATION = (byte)0x25;
-
- public static final Map<String, Byte> NAME_TO_CODE = createName2CodeMap();
- public static final Map<Byte, String> CODE_TO_NAME = reverseMap(NAME_TO_CODE);
-
- private static Map<String, Byte> createName2CodeMap() {
- Map<String, Byte> result = new HashMap<String, Byte>();
- for(Field field: TelnetProtocol.class.getDeclaredFields()) {
- if(field.getType() != byte.class || (!field.getName().startsWith("COMMAND_") && !field.getName().startsWith("OPTION_"))) {
- continue;
- }
- try {
- String namePart = field.getName().substring(field.getName().indexOf("_") + 1);
- result.put(namePart, (Byte)field.get(null));
- }
- catch(IllegalAccessException ignored) {
- }
- catch(IllegalArgumentException ignored) {
- }
- }
- return Collections.unmodifiableMap(result);
- }
-
- private static <V,K> Map<V,K> reverseMap(Map<K,V> n2c) {
- Map<V, K> result = new HashMap<V,K>();
- for (Map.Entry<K, V> e : n2c.entrySet()) {
- result.put(e.getValue(), e.getKey());
- }
- return Collections.unmodifiableMap(result);
- }
- /** Cannot instantiate. */
- private TelnetProtocol() {}
-}