//+----------------------------------------------------------------------------
//
// File:     main.cpp
//
// Module:   Kodak DC210 plus communication program
//
// Synopsis: Program entry point.
//
// Copyright (c) 1999 Scott Gasch 
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 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.
//
// THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR 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.
//
//  $Id: main.cpp,v 1.3 2000/01/15 18:34:30 scott Exp scott $
//
// Author:	 sgasch
//
// Created    4 Jun 1999
//
//+----------------------------------------------------------------------------

#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <fcntl.h>
#include <string.h>
#include <math.h>

#include "global.h"
#include "utils.h"
#include "trace.h"
#include "debug.h"
#include "dc210camera.h"
#include "dc210photo.h"

CKodakDC210 camera("/dev/cuaa0", 38400);

//
// Needed for getopt.
//
extern char *optarg;
extern int optind;

//+----------------------------------------------------------------------------
//
// Function:  Usage
//
// Synopsis:  Print out a brief description of command syntax and exit.
//
// Arguments: void
//            
// Returns:   void
//
// History:   sgasch Created Header    22 Jun 1999
//
//+----------------------------------------------------------------------------
void Usage(void)
{
	printf("usage:\n\n"
		   "camera [-d][-p serial-device][-BYTE baud-rate] command "
		   "[arguments]\n"
		   "camera [-h]\n\n");
	exit(0);
}


//+----------------------------------------------------------------------------
//
// Function:  main
//
// Synopsis:  Main entry point; parse arguments and control camera.
//
// Arguments: int argc - arg count
//            char *argv[] - arguments
//            
// Returns:   int - status to OS
//
// History:   sgasch Created Header    22 Jun 1999
//
//+----------------------------------------------------------------------------
int main(int argc, char *argv[])
{
	char ch;
	char szCommand[256];

	while ((ch = getopt(argc, argv, "p:b:d?h")) != -1)
	{
		switch (ch) 
		{
			//
			// We are in debug mode -- extra tracing and more retries.
			//
		    case 'd':
			    g_iMaxAttempts = 10;
				break;
			case 'b':
				g_iSpeed = atoi(optarg);
				if ((g_iSpeed != 9600) && (g_iSpeed != 19200) &&
					(g_iSpeed != 38400) && (g_iSpeed != 57600) &&
					(g_iSpeed != 115200))
				{
					Trace("main: Illegal speed (%d) specified; legal speeds "
						  "are:\n\n"
						  "9600, 19200, 38400, 57600, and 115200.\n\n"
						  "main: Defaulting to to 9600 baud.\n", g_iSpeed);
					g_iSpeed = 9600;
				}
				break;
			case 'p':
				memset(g_szCameraSerialPort, 0, PATH_MAX);
				strncpy(g_szCameraSerialPort, optarg, PATH_MAX);
				break;
			case '?':
			case 'h':
			default:
				Usage();
				return(0);
		}
		argc -= optind;
		argv += optind;
	}

	do
	{
		if (NULL == (gets(szCommand)))
		{
			break;
		}

		if (!strcasecmp("snap", szCommand))
		{
			Trace("Snapping...\n");
			(void) camera.TakePicture();
		}
	}
	while(1);

	return(0);
}