129 lines
4.1 KiB
C++
129 lines
4.1 KiB
C++
/* -*- C++ -*- */
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/*
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* Copyright (c) 1995, 1996, 1997 Kungliga Tekniska Högskolan
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* (Royal Institute of Technology, Stockholm, Sweden).
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef __EMULATORENGINE_H__
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#define __EMULATORENGINE_H__
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#include "TerminalEngine.h"
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#include "CharStream.h"
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#ifndef ANSI_BOOLEAN
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#define Boolean BOOL
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#define true TRUE
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#define false FALSE
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#endif
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const int bufSize = 100;
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typedef unsigned char AttributeWord;
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class EmulatorEngine : public TerminalEngine {
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public:
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void Open(void);
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int UpdateWindowSize(void);
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int SetWindowSize(int Width, int Height);
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void DoVT100Command(char Command);
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enum { class_ID = 'EMUL' };
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enum { attrOff = 16,
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Off = 0,
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Bold = 1,
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Underscore = 4,
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Blink = 5,
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Reverse = 7 };
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union {
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int i;
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struct {
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int cursorKeysApplMode:1;
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int ansiMode:1;
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int col132Mode:1;
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int smoothScrollMode:1;
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int originMode:1;
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int autoWrapMode:1;
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int autoRepeatMode:1;
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int interlaceMode:1;
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int keypadApplMode:1;
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int insertMode:1;
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int newLineMode:1;
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} u;
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} terminalMode;
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//TelnetEngine *host;
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EmulatorEngine(TelnetSession*);
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void ReceiveBuffer(unsigned char *buffer, int bufSZ);
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BOOL ReceivedFromHost(CharStream *);
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void SendExtended(WPARAM Key);
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void ConvertSendToHost(char c, char keyCode);
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void Send(char *buf, unsigned int buflen);
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BOOL AutoWrapMode(void);
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BOOL InsertMode(void);
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private:
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void DoWriteBfr(unsigned char* Buffer, unsigned int BufSZ);
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int homeRow, homeCol, scrlRegTop, scrlRegBottom, windowRows, windowCols;
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int marginLeft, marginRight;
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int savedCursorPosX, savedCursorPosY, savedAttr, currentAttr;
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char buffer[bufSize];
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int bufIndex;
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void Reset(void);
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BOOL ReadModeArgs( CharStream *stream,
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int *arv,
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int *arc,
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unsigned char *lookAhead);
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void SetMode(char c, int, int *arv, int arc);
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void AnswerHost(BOOL vt100, char *s, int len);
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int ComposeEscString(char *string,int *arguments, int argCount, char command);
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BOOL ReadNum(CharStream *stream, char c, int *num, unsigned char *lookAhead);
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BOOL MatchEscSequence(CharStream *stream, BOOL vt100, char *pat, int patLen);
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BOOL
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ReadArgs(CharStream *stream, int *arv, int *arc, unsigned char *lookAhead);
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AttributeWord ExtractArg(int *arv, int arc);
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void SetAttr(AttributeWord attr);
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inline void ConvVT100Coord(int *newRow, int *newCol, int row, int col);
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inline void ConvTermCoord(int *newRow, int *newCol, int row, int col);
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void UnimplementedEscSequence(CharStream *stream, char *msg);
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void UnrecognizedEscSequence(CharStream *stream, char c);
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};
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#endif /* __EMULATORENGINE_H__ */
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