contrib/extractor/loadlib/loadlib.cpp

   1 #define _CRT_SECURE_NO_DEPRECATE
   2
   3 #include "loadlib.h"
   4 #include "../mpq_libmpq.h"
   5
   6 class MPQFile;
   7
   8 FileLoader::FileLoader()
   9 {
  10     data = 0;
  11     data_size = 0;
  12     version = 0;
  13 }
  14
  15 FileLoader::~FileLoader()
  16 {
  17     free();
  18 }
  19
  20 bool FileLoader::loadFile(char *filename, bool log)
  21 {
  22     free();
  23     MPQFile mf(filename);
  24     if(mf.isEof())
  25     {
  26         if (log)
  27             printf("No such file %s\n", filename);
  28         return false;
  29     }
  30
  31     data_size = mf.getSize();
  32
  33     data = new uint8 [data_size];
  34     if (data)
  35     {
  36         mf.read(data, data_size);
  37         mf.close();
  38         if (prepareLoadedData())
  39             return true;
  40     }
  41     printf("Error loading %s", filename);
  42     mf.close();
  43     free();
  44     return false;
  45 }
  46
  47 bool FileLoader::prepareLoadedData()
  48 {
  49     // Check version
  50     version = (file_MVER *) data;
  51     if (version->fcc != 'MVER')
  52         return false;
  53     if (version->ver != FILE_FORMAT_VERSION)
  54         return false;
  55     return true;
  56 }
  57
  58 void FileLoader::free()
  59 {
  60     if (data) delete[] data;
  61     data = 0;
  62     data_size = 0;
  63     version = 0;
  64 }