(Unicode C++) Create a Zip Entirely in Memory

Demonstrates how to create a .zip from in-memory byte data and strings, and to write the .zip to an in-memory image.

Chilkat C/C++ Library Downloads
MS Visual C/C++ Linux/CentOS C/C++ Alpine Linux C/C++ MAC OS X C/C++	armhf/aarch64 C/C++ C++ Builder iOS C/C++ Android C/C++	Solaris C/C++ MinGW C/C++

#include <CkCrypt2W.h>
#include <CkZipW.h>
#include <CkByteData.h>
#include <CkZipEntryW.h>
#include <CkFileAccessW.h>

void ChilkatSample(void)
    {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkCrypt2W crypt;
    CkZipW zip;

    bool success = zip.NewZip(L"test.zip");
    if (success != true) {
        wprintf(L"%s\n",zip.lastErrorText());
        return;
    }

    // Add the bytes 0x00 0x01 0x02 0x03 ... 0x0F as a file in the .zip
    CkByteData binFileData;
    success = crypt.Decode(L"000102030405060708090A0B0C0D0E0F",L"hex",binFileData);
    CkZipEntryW *entry = zip.AppendData(L"binaryData.dat",binFileData);
    delete entry;

    // Add the string "Hello World!" to the .zip
    entry = zip.AppendString2(L"helloWorld.txt",L"Hello World!",L"utf-8");
    delete entry;

    CkByteData zipFileInMemory;
    success = zip.WriteToMemory(zipFileInMemory);

    // We could save these files to a file, and it is a valid .zip
    CkFileAccessW fac;
    success = fac.WriteEntireFile(L"test.zip",zipFileInMemory);
    if (success != true) {
        wprintf(L"%s\n",fac.lastErrorText());
        return;
    }

    wprintf(L"Zip Created!\n");
    }