scripts/bin2array.c

   1 /*
   2  * Copyright (C) 2008 Martin Willi
   3  *
   4  * Copyright (C) secunet Security Networks AG
   5  *
   6  * This program is free software; you can redistribute it and/or modify it
   7  * under the terms of the GNU General Public License as published by the
   8  * Free Software Foundation; either version 2 of the License, or (at your
   9  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
  10  *
  11  * This program is distributed in the hope that it will be useful, but
  12  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  13  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * for more details.
  15  */
  16
  17 #include <stdio.h>
  18
  19 /**
  20  * convert standard input to binary data to a c array
  21  */
  22 int main(int argc, char *argv[])
  23 {
  24         int i, end = 0;
  25         unsigned char byte;
  26
  27         printf("char %s[] = {\n", argc > 1 ? argv[1] : "data");
  28         while (1)
  29         {
  30                 printf("  ");
  31                 for (i = 0; i < 16; i++)
  32                 {
  33                         if (fread(&byte, 1, 1, stdin) != 1)
  34                         {
  35                                 end = 1;
  36                                 break;
  37                         }
  38                         printf("0x%02x,", (unsigned int)byte);
  39                 }
  40                 printf("\n");
  41                 if (end)
  42                 {
  43                         break;
  44                 }
  45         }
  46         printf("};\n");
  47         return 0;
  48 }
  49