win32/BINDInstall/VersionInfo.cpp

// VersionInfo.cpp: implementation of the CVersionInfo class.
//
//////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "bindinstall.h"
#include "VersionInfo.h"
#include <winver.h>

#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[]=__FILE__;
#define new DEBUG_NEW
#endif

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

CVersionInfo::CVersionInfo(CString filename)
{
    HANDLE hFile;
    WIN32_FIND_DATA fd;
    memset(&fd, 0, sizeof(WIN32_FIND_DATA));

    m_status = ERROR_SUCCESS;
    m_isValid = FALSE;
    m_filename = filename;

    // See if the given file exists
    hFile = FindFirstFile(filename, &fd);
    if(hFile == INVALID_HANDLE_VALUE)
    {
        m_status = ERROR_FILE_NOT_FOUND;
        m_versionInfo = NULL;
        return;
    }
    FindClose(hFile);

    // Extract the file info
    DWORD handle;
    DWORD viSize = GetFileVersionInfoSize((LPTSTR)(LPCTSTR)filename, &handle);
    m_versionInfo = NULL;

    if(viSize == 0)
    {
        m_status = GetLastError();
    }
    else
    {
        m_versionInfo = new char[viSize];

        // Get the block of version info from the file
        if(!GetFileVersionInfo((LPTSTR)(LPCTSTR)filename, handle, viSize, m_versionInfo))
        {
            if(m_versionInfo)
            {
                delete [] m_versionInfo;
                m_versionInfo = NULL;
            }
            return;
        }

        // Now extract the sub block we are interested in
        UINT versionLen = 0;
        LPVOID viBlob = NULL;
        if(!VerQueryValue(m_versionInfo, "\\", &viBlob, &versionLen))
        {
            if(m_versionInfo)
            {
                delete [] m_versionInfo;
                m_versionInfo = NULL;
            }
            return;
        }

        // And finally the version info is ours
        m_fixedInfo = (VS_FIXEDFILEINFO *)viBlob;

        UINT blobLen = 0;

        // If we got here, all is good
    }
    m_isValid = TRUE;
}

CVersionInfo::~CVersionInfo()
{
    m_fixedInfo = NULL;
    if(m_versionInfo)
    {
        delete [] m_versionInfo;
        m_versionInfo = NULL;
    }
}

CString CVersionInfo::GetFileVersionString()
{
    return(QueryStringValue("FileVersion"));
}

CString CVersionInfo::GetProductVersionString()
{
    return(QueryStringValue("ProductVersion"));
}

CString CVersionInfo::GetComments()
{
    return(QueryStringValue("Comments"));
}

CString CVersionInfo::GetFileDescription()
{
    return(QueryStringValue("FileDescription"));
}

CString CVersionInfo::GetInternalName()
{
    return(QueryStringValue("InternalName"));
}

CString CVersionInfo::GetLegalCopyright()
{
    return(QueryStringValue("LegalCopyright"));
}

CString CVersionInfo::GetLegalTrademarks()
{
    return(QueryStringValue("LegalTrademarks"));
}

CString CVersionInfo::GetOriginalFileName()
{
    return(QueryStringValue("OriginalFilename"));
}

CString CVersionInfo::GetProductName()
{
    return(QueryStringValue("ProductName"));
}

CString CVersionInfo::GetSpecialBuildString()
{
    return(QueryStringValue("SpecialBuild"));
}

CString CVersionInfo::GetPrivateBuildString()
{
    return(QueryStringValue("PrivateBuild"));
}

CString CVersionInfo::GetCompanyName()
{
    return(QueryStringValue("CompanyName"));
}

#ifdef NOTUSED
BOOL CVersionInfo::CopyFileCheckVersion(CVersionInfo &originalFile)
{
    _int64 myVer = GetFileVersion();
    _int64 origVer = originalFile.GetFileVersion();

    if(origVer > myVer)
    {
        CString msg;
        msg.Format(IDS_EXISTING_NEWER, m_filename);
        DWORD query = AfxMessageBox(msg, MB_YESNO);
        if(query == IDNO)
            return(TRUE);
    }

    return(CopyFileNoVersion(originalFile));
}
#endif

BOOL CVersionInfo::CopyFileNoVersion(CVersionInfo &originalFile)
{
    int x = 7;
    return(CopyFile(originalFile.GetFilename(), m_filename, FALSE));
}


_int64 CVersionInfo::GetFileVersion()
{
    _int64 ver = 0;

    if(m_versionInfo)
    {
        ver = m_fixedInfo->dwFileVersionMS;
        ver <<= 32;
        ver += m_fixedInfo->dwFileVersionLS;
    }
    return(ver);
}

_int64 CVersionInfo::GetProductVersion()
{
    _int64 ver = 0;

    if(m_versionInfo)
    {
        ver = m_fixedInfo->dwProductVersionMS;
        ver <<= 32;
        ver += m_fixedInfo->dwProductVersionLS;
    }
    return(ver);
}

_int64 CVersionInfo::GetFileDate()
{
    _int64 fDate = 0;

    if(m_versionInfo)
    {
        fDate = m_fixedInfo->dwFileDateMS;
        fDate <<= 32;
        fDate += m_fixedInfo->dwFileDateLS;
    }
    return(fDate);
}

DWORD CVersionInfo::GetFileFlagMask()
{
    if(m_versionInfo)
    {
        return(m_fixedInfo->dwFileFlagsMask);
    }
    return(0);
}

DWORD CVersionInfo::GetFileFlags()
{
    if(m_versionInfo)
    {
        return(m_fixedInfo->dwFileFlags);
    }
    return(0);
}

DWORD CVersionInfo::GetFileOS()
{
    if(m_versionInfo)
    {
        return(m_fixedInfo->dwFileOS);
    }
    return(VOS_UNKNOWN);
}

DWORD CVersionInfo::GetFileType()
{
    if(m_versionInfo)
    {
        return(m_fixedInfo->dwFileType);
    }
    return(VFT_UNKNOWN);
}

DWORD CVersionInfo::GetFileSubType()
{
    if(m_versionInfo)
    {
        return(m_fixedInfo->dwFileSubtype);
    }
    return(VFT2_UNKNOWN);
}

CString CVersionInfo::QueryStringValue(CString value)
{
    UINT blobLen = 0;
    LPVOID viBlob = NULL;

    if(m_versionInfo)
    {
        char queryString[256];

        // This code page value is for American English.  If you change the resources to be other than that
        // You probably should change this to match it.
        DWORD codePage = 0x040904B0;

        sprintf(queryString, "\\StringFileInfo\\%08X\\%s", codePage, value);

        if(VerQueryValue(m_versionInfo, queryString, &viBlob, &blobLen))
            return((char *)viBlob);
    }
    return("Not Available");
}