/*
 * Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005 Yokogawa Electric Corporation,
 * YDC Corporation, IPA (Information-technology Promotion Agency, Japan).
 * All rights reserved.
 * 
 * Redistribution and use of this software in source and binary forms, with 
 * or without modification, are permitted provided that the following 
 * conditions and disclaimer are agreed and accepted by the user:
 * 
 * 1. Redistributions of source code must retain the above copyright 
 * notice, this list of conditions and the following disclaimer.
 * 
 * 2. Redistributions in binary form must reproduce the above copyright 
 * notice, this list of conditions and the following disclaimer in the 
 * documentation and/or other materials provided with the distribution.
 * 
 * 3. Neither the names of the copyrighters, the name of the project which 
 * is related to this software (hereinafter referred to as "project") nor 
 * the names of the contributors may be used to endorse or promote products 
 * derived from this software without specific prior written permission.
 * 
 * 4. No merchantable use may be permitted without prior written 
 * notification to the copyrighters. However, using this software for the 
 * purpose of testing or evaluating any products including merchantable 
 * products may be permitted without any notification to the copyrighters.
 * 
 * 
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHTERS, THE PROJECT AND 
 * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING 
 * BUT NOT LIMITED THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 
 * FOR A PARTICULAR PURPOSE, ARE DISCLAIMED.  IN NO EVENT SHALL THE 
 * COPYRIGHTERS, THE PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
 * CONTRACT,STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 
 * THE POSSIBILITY OF SUCH DAMAGE.
 *
 * $TAHI: v6eval/bin/pktbuf/pktbuf.cc,v 1.14 2003/10/23 04:37:29 akisada Exp $
 */
#include <errno.h>
#include "CmDispatch.h"
#include "StdAgent.h"
#include "PktBuf.h"
#include "CmMain.h"
#include "RunEnv.h"

applMain() {
	CSTR path=RunEnv::unixPath(*main);
	if(path==0) exit(1);
	PktBuf buf(RunEnv::interface(), RunEnv::bufferSize());
	if(buf.fileDesc()<0 || buf.sockstat()<0){
		printf("err: can't open bpf or socket\n");
		exit (1);}
	setbuf(stdout,0);
	printf("std: ready\n");
	close(1);	// close stdout to notify socket ready
	dup2(2,1);	// then, switch stdout to stderr
	setbuf(stdout,0);
	setbuf(stderr,0);

	if(DBGFLAGS('1')) {
		fclose(stdin);
		setpgid(0,0);
		pid_t pid = fork();
		if(pid<0){
          		fprintf(stderr, "err: can't fork errno=%d\n",errno);
          		exit (1);}
		else if(pid!=0){	// not child
			exit(0);}}
	CmDispatch& disp=CmDispatch::instance();
	for(;;){
		disp.dispatch();}
}