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HWND hwndLB;//ListBox

enum CACHE_TYPE
    {BASE_END,//Reserved: обозначает конец базы файлов
     BASE_BEGIN,//Reserved
     FILE_LINK,
     TEXT_FRAG
    };

struct CACHE
    {CACHE_TYPE type;
     wchar_t* string;
    };
//Save_DATA сохраняет базу данных
void wSave_DATA(LPWSTR file_name)
        {HANDLE file;
     DWORD writebytes_len;
          bool writeresult;
     DWORD str_len;
     int item_data;
     CACHE* lpcache;
     UINT item_num;
     int base_end;
            
     if(file_name==NULL) return;

     file = CreateFile(file_name,GENERIC_WRITE,FILE_SHARE_WRITE,NULL,CREATE_ALWAYS,FILE_         ATTRIBUTE_NORMAL,NULL);
     if(file==INVALID_HANDLE_VALUE) return;

     for(item_num=0;;item_num++)
             {item_data=SendMessageW(hwndLB,LB_GETITEMDATA,item_num,item_num); 
               
             if(item_data == LB_ERR) break;

             lpcache = (CACHE*)item_data;
               
             writebytes_len = sizeof(lpcache->type);
             writeresult = WriteFile(file,&lpcache->type,writebytes_len,&writebytes_len,NULL);
             if(writeresult && writebytes_len==0)
                      break;

             str_len = lstrlenW(lpcache->string);
             str_len = str_len*sizeof(TCHAR);
             writebytes_len = sizeof(str_len);
             writeresult = WriteFile(file,&str_len,writebytes_len,&writebytes_len,NULL);
             if(writeresult && writebytes_len==0)
                 break;

                  writebytes_len = str_len;
             writeresult = WriteFile(file,lpcache->string,writebytes_len,&writebytes_len,NULL);
             if(writeresult && writebytes_len==0)
            break;
             lpcache = NULL;
             }
     base_end = BASE_END;
     writebytes_len = sizeof(base_end);
     writeresult = WriteFile(file,&base_end,writebytes_len,&writebytes_len,NULL);
     SetEndOfFile(file);
     CloseHandle(file);
    }

//Load_DATA загружает базу данных     
bool wLoad_DATA(LPWSTR file_name)
       {HANDLE file;
         wchar_t data[MAX_PATH];
         CACHE_TYPE type;
         DWORD readbytes_len;
         bool readresult;
         DWORD str_len;

         if(file_name==NULL) return false;
         if(!wCheckFileType((LPWSTR)file_name,L"fls") && !wCheckFileType((LPWSTR)file_name,L"bfr")) 
             return false;          
         file = CreateFile(file_name,GENERIC_READ,FILE_SHARE_READ,NULL,OPEN_EXISTING,FILE_                ATTRIBUTE_NORMAL,NULL);
         if(file==INVALID_HANDLE_VALUE) return false;
         SendMessageW(hwndLB,LB_RESETCONTENT,0,0);

         readbytes_len = 4;               
         readresult = ReadFile(file,&type,readbytes_len,&readbytes_len,NULL);          
         while(1)
                 {readbytes_len = sizeof(type);               
                 readresult = ReadFile(file,&type,readbytes_len,&readbytes_len,NULL);
                 if(readresult && readbytes_len==0) 
              {CloseHandle(file);
                return true;}

                 if(type==BASE_END) 
                       {CloseHandle(file);
                         return true;}

                 readbytes_len = sizeof(str_len);               
                 readresult = ReadFile(file,&str_len,readbytes_len,&readbytes_len,NULL);
                 if(readresult && readbytes_len==0) 
                       {CloseHandle(file);
                         return true;}
               
                 str_len = str_len*sizeof(TCHAR);
                 readbytes_len = str_len;
                 readresult = ReadFile(file,data,readbytes_len,&readbytes_len,NULL);
                 if(readresult && readbytes_len==0) 
                         {CloseHandle(file);
                           return true;}
                 data[readbytes_len] = 0x0000;
                 wAdd_DATA(type,data);
                 }
    CloseHandle(file);
    return true;
}