tool/bin2c/bin2c.cpp

   1 // NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
   2 // Copyright (C) 2010  Winch Gate Property Limited
   3 //
   4 // This program is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU Affero General Public License as
   6 // published by the Free Software Foundation, either version 3 of the
   7 // License, or (at your option) any later version.
   8 //
   9 // This program is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU Affero General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU Affero General Public License
  15 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 #include <stdio.h>
  18 #include <stdlib.h>
  19 #include <string.h>
  20
  21 int main(int argc, char* argv[])
  22 {
  23         if (argc<2)
  24         {
  25                 printf ("bin2c <filename.bin> [filename.c]\n");
  26         }
  27         else
  28         {
  29                 // path and filename but without extension
  30                 char sPathWithoutExtension[256];
  31
  32                 // basename of file
  33                 char sName[256];
  34
  35                 // copy fullpath from command-line
  36                 strcpy(sPathWithoutExtension, argv[1]);
  37
  38                 char *tmpExt = strrchr(sPathWithoutExtension, '.');
  39
  40                 // remove extension
  41                 if (tmpExt) *tmpExt = 0;
  42
  43                 // look for last directory separator
  44                 const char *tmpName1 = strrchr(sPathWithoutExtension, '/');
  45 #ifdef _WIN32
  46                 const char *tmpName2 = strrchr(sPathWithoutExtension, '\\');
  47 #else
  48                 const char *tmpName2 = NULL;
  49 #endif
  50
  51                 // take last separator
  52                 const char *tmpName = tmpName1 > tmpName2 ? tmpName1:tmpName2;
  53
  54                 // keep only path
  55                 if (tmpName)
  56                 {
  57                         // computes position in path
  58                         size_t pos = tmpName - sPathWithoutExtension;
  59
  60                         // copy basename
  61                         strcpy(sName, sPathWithoutExtension+pos+1);
  62                 }
  63
  64                 char sOutput[256];
  65
  66                 if (argc>2)
  67                 {
  68                         strcpy (sOutput, argv[2]);
  69                 }
  70                 else
  71                 {
  72                         strcpy(sOutput, sPathWithoutExtension);
  73                         strcat(sOutput, ".cpp");
  74                 }
  75
  76                 FILE *pIn=fopen( argv[1], "rb");
  77                 if (pIn==NULL)
  78                         printf ("Can't open %s.", argv[1]);
  79                 else
  80                 {
  81                         FILE *pOut=fopen( sOutput, "w");
  82                         if (pOut==NULL)
  83                                 printf ("Can't open %s.", sOutput);
  84                         else
  85                         {
  86                                 fprintf (pOut,
  87                                         "/**\n"
  88                                         "  * Generated by bin2c.exe\n"
  89                                         "  * binfile: %s\n"
  90                                         "  */\n"
  91                                         "\n"
  92                                         "extern const unsigned char %s[];\n"
  93                                         "extern const unsigned int %sSize;\n\n"
  94                                         "static const unsigned char %s[] =\n"
  95                                         "{\n", argv[1], sName, sName, sName);
  96
  97                                 unsigned int size=0;
  98                                 int i;
  99                                 while (1)
 100                                 {
 101                                         fprintf (pOut, "\t");
 102                                         for (i=0; i<8; i++)
 103                                         {
 104                                                 int c=fgetc (pIn);
 105                                                 if (c==EOF)
 106                                                         break;
 107                                                 fprintf (pOut, "0x%02x, ", c);
 108                                                 size++;
 109                                         }
 110                                         fprintf (pOut, "\n");
 111                                         if (i!=8)
 112                                                 break;
 113                                 }
 114                                 fprintf (pOut, "};\n\n");
 115
 116                                 fprintf (pOut, "static const unsigned int %sSize = %d;\n\n", sName, size);
 117
 118                                 fclose (pOut);
 119                                 fclose (pIn);
 120                         }
 121                 }
 122         }
 123
 124         return 0;
 125 }