source: tools/mpq/main.cpp

#include <iostream>
#include "StormLib.h"

using namespace std;

int main(int argc, char* argv[])
{
   if (argc > 1)
    if(strcmp(argv[1],"-h")==0){
     cout << "Program for add file to MPQ file."<< endl;
     cout << "Suported by projekt wowpreklad (wowpreklad.zdechov.net)."<< endl;
     cout << "Created by maron"<< endl;
     cout << "email: maron2@centrum.cz\n"<< endl;
     cout << "Parameters:"<< endl;
     cout << " -h  --help  write this help"<< endl;
     cout << "Usage:\n"<< argv[0]<< " MPQ_Archive file file\patch\in\win\\in\\linux " << endl;

     return 0;
    }
  //  argc = 4;
 //   argv[1] = "patch-5.MPQ";
  //  argv[2] = "Interface\\FrameXML\\GlobalStrings.lua";
  //  argv[3] = "Achievement.dbc";

    if (argc < 4){
     cout << "Bad count of argumets!"<< endl;
     return 1;
    }

    HANDLE hMpq = NULL;
    HANDLE hFile = NULL;
        ULONGLONG FileSize = 0;
            ULONGLONG ByteOffset;
    TFileStream * pStream = NULL;

    SFileSetLocale(0x405);


    pStream = FileStream_OpenFile(argv[3], false);
    if(pStream == NULL){
       cout << "Error opening file" << endl;
         return 1;
    }
    if(!FileStream_GetSize(pStream, &FileSize)){
       cout << "Error geting size file" << endl;
         return 1;
    }

    if (!SFileOpenArchive(argv[1], 0, 0, &hMpq)){
       cout << "Error open archive!" << endl;
         return 1;
    }

    ULONGLONG EndOffset = ByteOffset + FileSize;
    BYTE pbCopyBuffer[0x7000];
    DWORD BytesToRead;
    DWORD BlockLength = 0x7000;

    if(!SFileCreateFile(hMpq, argv[2], 0, FileSize, 0, MPQ_FILE_REPLACEEXISTING, &hFile))
    {
         cout << "Error creating file" << endl;
         return 1;
    }

    if(pbCopyBuffer != NULL)
    {
        while(ByteOffset < EndOffset)
        {
            // Notify the user

            // Read source
            BytesToRead = ((EndOffset - ByteOffset) > BlockLength) ? BlockLength : (DWORD)(EndOffset - ByteOffset);
            if(!FileStream_Read(pStream, &ByteOffset, pbCopyBuffer, BytesToRead))
            {
                cout << "Error reading file" << endl;
                return 1;
            }
            if(!SFileWriteFile(hFile, pbCopyBuffer,  BytesToRead, MPQ_COMPRESSION_ZLIB))
            {
               cout << "Error writing" << endl;
               return 1;
            }
          //  cout << pbCopyBuffer <<  endl;
            ByteOffset += BytesToRead;
        }
    }

    cout << argv[3] << " Done!" <<endl;

    SFileSetLocale(0x405);
    SFileCompactArchive(hMpq, NULL, 0);
    SFileCloseArchive(hMpq);
    return 0;
}