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/*
Fake86: A portable, open-source 8086 PC emulator.
Copyright (C)2010-2013 Mike Chambers
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
/* console.c: functions for a simple interactive console on stdio. */
#include "config.h"
#include <SDL/SDL.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#ifdef _WIN32
#include <conio.h>
#define strcmpi _strcmpi
#else
#define strcmpi strcasecmp
#endif
uint8_t inputline[1024];
uint16_t inputptr = 0;
extern uint8_t running;
extern uint8_t insertdisk (uint8_t drivenum, char *filename);
extern void ejectdisk (uint8_t drivenum);
void waitforcmd (uint8_t *dst, uint16_t maxlen) {
#ifdef _WIN32
uint16_t inputptr;
uint8_t cc;
inputptr = 0;
maxlen -= 2;
inputline[0] = 0;
while (running) {
if (_kbhit () ) {
cc = (uint8_t) _getch ();
switch (cc) {
case 0:
case 9:
case 10:
break;
case 8: //backspace
if (inputptr > 0) {
printf ("%c %c", 8, 8);
inputline[--inputptr] = 0;
}
break;
case 13: //enter
printf ("\n");
return;
default:
if (inputptr < maxlen) {
inputline[inputptr++] = cc;
inputline[inputptr] = 0;
printf ("%c",cc);
}
}
}
SDL_Delay(10); //don't waste CPU time while in the polling loop
}
#else
gets (dst);
#endif
}
void consolehelp () {
printf ("\nConsole command summary:\n");
printf (" The console is not very robust yet. There are only a few commands:\n\n");
printf (" change fd0 Mount a new image file on first floppy drive.\n");
printf (" Entering a blank line just ejects any current image file.\n");
printf (" change fd1 Mount a new image file on first floppy drive.\n");
printf (" Entering a blank line just ejects any current image file.\n");
printf (" help This help display.\n");
printf (" quit Immediately abort emulation and close Fake86.\n");
}
#ifdef _WIN32
void runconsole (void *dummy) {
#else
void *runconsole (void *dummy) {
#endif
printf ("\nFake86 management console\n");
printf ("Type \"help\" for a summary of commands.\n");
while (running) {
printf ("\n>");
waitforcmd (inputline, sizeof(inputline) );
if (strcmpi ( (const char *) inputline, "change fd0") == 0) {
printf ("Path to new image file: ");
waitforcmd (inputline, sizeof(inputline) );
if (strlen (inputline) > 0) {
insertdisk (0, (char *) inputline);
}
else {
ejectdisk (0);
printf ("Floppy image ejected from first drive.\n");
}
}
else if (strcmpi ( (const char *) inputline, "change fd1") == 0) {
printf ("Path to new image file: ");
waitforcmd (inputline, sizeof(inputline) );
if (strlen (inputline) > 0) {
insertdisk (1, (char *) inputline);
}
else {
ejectdisk (1);
printf ("Floppy image ejected from second drive.\n");
}
}
else if (strcmpi ( (const char *) inputline, "help") == 0) {
consolehelp ();
}
else if (strcmpi ( (const char *) inputline, "quit") == 0) {
running = 0;
}
else printf("Invalid command was entered.\n");
}
}
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