src/helper/bin2char.c

   1 /***************************************************************************
   2  *   Copyright (C) 2005 by Dominic Rath                                    *
   3  *   Dominic.Rath@gmx.de                                                   *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.           *
  19  ***************************************************************************/
  20
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23
  24 #ifdef _WIN32
  25  #include <fcntl.h>
  26 #endif
  27
  28 int main(int argc, char **argv)
  29 {
  30         int c;
  31         unsigned int n;
  32         const char *name;
  33
  34         if (argc == 1) {
  35                 fprintf(stderr, "bin2char <varname>\n");
  36                 fprintf(stderr, "read from standard input and write a char"
  37                         " array out to standard output\n");
  38                 exit(1);
  39         }
  40
  41 #ifdef _WIN32
  42         /* for win32 set stdin/stdout to binary mode */
  43         _setmode(_fileno(stdin), _O_BINARY);
  44         _setmode(_fileno(stdout), _O_BINARY);
  45 #endif
  46
  47         n = 0;
  48         name = argv[1];
  49         fprintf(stdout, "/* autogenerated from %s */\n", argv[0]);
  50         fprintf(stdout, "unsigned const char %s[] = {\n", name);
  51         while ((c = getc(stdin)) != EOF) {
  52                 fprintf(stdout, "0x%02x,", c & 0xff);
  53                 if ((++n % 16) == 0)
  54                         fprintf(stdout, "\n");
  55         }
  56         fprintf(stdout, "0 /* terminate with a null */};\n");
  57         return 0;
  58 }