Create a WinZip compatible AES Encrypted Zip

Creates a WinZip compatible AES-encrypted .zip archive

Downloads:

MS Windows Visual C/C++ Libraries

Linux/CentOS C/C++ Libraries

MAC OS X C/C++ Libraries

Solaris C/C++ Libraries

C++ Builder Libraries

// Needs #include <CkZip.h>

    CkString strOut;

    CkZip zip;

    bool success;

    //  Any string unlocks the component for the 1st 30-days.
    success = zip.UnlockComponent("Anything for 30-day trial");
    if (success != true) {
        strOut.append(zip.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    success = zip.NewZip("/myZipDir/aes.zip");
    if (success != true) {
        strOut.append(zip.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    //  Set properties to indicate that the Zip should be
    //  AES encrypted.

    //  A value of 4 indicates WinZip compatible AES encryption.
    zip.put_Encryption(4);

    //  Key length can be 128, 192, or 256 bits.
    zip.put_EncryptKeyLength(128);

    //  Set the password for AES encryption:
    zip.put_EncryptPassword("myPassword");

    //  Add a directory tree to be zipped.  (The files
    //  are not compressed at this point -- only references
    //  to the files and directories are added to the zip object.)
    bool recurse;
    recurse = true;
    success = zip.AppendFiles("c:/temp/a/*",recurse);
    if (success != true) {
        strOut.append(zip.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    //  Create the encrypted zip ("/myZipDir/aes.zip")
    //  The path of the zip is what was originally passed
    //  to the NewZip method (above).

    success = zip.WriteZipAndClose();
    if (success != true) {
        strOut.append(zip.lastErrorText());
        strOut.append("\r\n");
        SetDlgItemText(IDC_EDIT1,strOut.getUnicode());
        return;
    }

    strOut.append("Created AES Encrypted Zip.\r\n");


    SetDlgItemText(IDC_EDIT1,strOut.getUnicode());