main.cpp

   1 //+----------------------------------------------------------------------------
   2 //
   3 // File:     main.cpp
   4 //
   5 // Module:   Kodak DC210 plus communication program
   6 //
   7 // Synopsis: Program entry point.
   8 //
   9 // Copyright (c) 1999 Scott Gasch
  10 // All rights reserved.
  11 //
  12 // Redistribution and use in source and binary forms, with or without
  13 // modification, are permitted provided that the following conditions
  14 // are met:
  15 // 1. Redistributions of source code must retain the above copyright
  16 //    notice, this list of conditions and the following disclaimer.
  17 // 2. Redistributions in binary form must reproduce the above copyright
  18 //    notice, this list of conditions and the following disclaimer in the
  19 //    documentation and/or other materials provided with the distribution.
  20 //
  21 // THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  22 // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23 // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24 // ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  25 // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26 // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27 // OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28 // HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29 // LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30 // OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31 // SUCH DAMAGE.
  32 //
  33 //  $Id: main.cpp,v 1.3 2000/01/15 18:34:30 scott Exp scott $
  34 //
  35 // Author:       sgasch
  36 //
  37 // Created    4 Jun 1999
  38 //
  39 //+----------------------------------------------------------------------------
  40
  41 #include <stdlib.h>
  42 #include <stdio.h>
  43 #include <unistd.h>
  44 #include <fcntl.h>
  45 #include <string.h>
  46 #include <math.h>
  47
  48 #include "global.h"
  49 #include "utils.h"
  50 #include "trace.h"
  51 #include "debug.h"
  52 #include "dc210camera.h"
  53 #include "dc210photo.h"
  54
  55 CKodakDC210 camera("/dev/cuaa0", 38400);
  56
  57 //
  58 // Needed for getopt.
  59 //
  60 extern char *optarg;
  61 extern int optind;
  62
  63 //+----------------------------------------------------------------------------
  64 //
  65 // Function:  Usage
  66 //
  67 // Synopsis:  Print out a brief description of command syntax and exit.
  68 //
  69 // Arguments: void
  70 //
  71 // Returns:   void
  72 //
  73 // History:   sgasch Created Header    22 Jun 1999
  74 //
  75 //+----------------------------------------------------------------------------
  76 void Usage(void)
  77 {
  78         printf("usage:\n\n"
  79                    "camera [-d][-p serial-device][-BYTE baud-rate] command "
  80                    "[arguments]\n"
  81                    "camera [-h]\n\n");
  82         exit(0);
  83 }
  84
  85
  86 //+----------------------------------------------------------------------------
  87 //
  88 // Function:  main
  89 //
  90 // Synopsis:  Main entry point; parse arguments and control camera.
  91 //
  92 // Arguments: int argc - arg count
  93 //            char *argv[] - arguments
  94 //
  95 // Returns:   int - status to OS
  96 //
  97 // History:   sgasch Created Header    22 Jun 1999
  98 //
  99 //+----------------------------------------------------------------------------
 100 int main(int argc, char *argv[])
 101 {
 102         char ch;
 103         char szCommand[256];
 104
 105         while ((ch = getopt(argc, argv, "p:b:d?h")) != -1)
 106         {
 107                 switch (ch)
 108                 {
 109                         //
 110                         // We are in debug mode -- extra tracing and more retries.
 111                         //
 112                     case 'd':
 113                             g_iMaxAttempts = 10;
 114                                 break;
 115                         case 'b':
 116                                 g_iSpeed = atoi(optarg);
 117                                 if ((g_iSpeed != 9600) && (g_iSpeed != 19200) &&
 118                                         (g_iSpeed != 38400) && (g_iSpeed != 57600) &&
 119                                         (g_iSpeed != 115200))
 120                                 {
 121                                         Trace("main: Illegal speed (%d) specified; legal speeds "
 122                                                   "are:\n\n"
 123                                                   "9600, 19200, 38400, 57600, and 115200.\n\n"
 124                                                   "main: Defaulting to to 9600 baud.\n", g_iSpeed);
 125                                         g_iSpeed = 9600;
 126                                 }
 127                                 break;
 128                         case 'p':
 129                                 memset(g_szCameraSerialPort, 0, PATH_MAX);
 130                                 strncpy(g_szCameraSerialPort, optarg, PATH_MAX);
 131                                 break;
 132                         case '?':
 133                         case 'h':
 134                         default:
 135                                 Usage();
 136                                 return(0);
 137                 }
 138                 argc -= optind;
 139                 argv += optind;
 140         }
 141
 142         do
 143         {
 144                 if (NULL == (gets(szCommand)))
 145                 {
 146                         break;
 147                 }
 148
 149                 if (!strcasecmp("snap", szCommand))
 150                 {
 151                         Trace("Snapping...\n");
 152                         (void) camera.TakePicture();
 153                 }
 154         }
 155         while(1);
 156
 157         return(0);
 158 }
 159
 160
 161