console.cpp

因特网应用高级编程包括Finger/FTP/Gopher/Http/IsAPI/Ping/RAS/Telnet等

// Console.cpp : Defines the entry point for the console application.
//

#include "stdafx.h"
#include <io.h>
#include <afx.h>

int main(int argc, char* argv[])
{
	int n;
	CString str;

	cout << "Hello, a simple telnet service." << endl << endl;
	while (1)
	{
		if (EOF == (n = getchar())) break;

		// Terminal is not local echo.
		if ((EOF == putchar(n)) || (0 != fflush(stdout))) break;

		if (((int)(BYTE)'\r' == n) || ((int)(BYTE)'\n' == n))
		{
			if (!str.IsEmpty())
			{
				system(str); // It's not secure!
				str.Empty();
			}
		} else
			str += n;
	}

	return 0;
}