(Unicode C) Unzip Selected Files from a Zip Archive

Demonstrates how to iterate over the files contained within a .zip and unzip specific files.

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#include <C_CkZipW.h>
#include <C_CkZipEntryW.h>

void ChilkatSample(void)
    {
    HCkZipW zip;
    BOOL success;
    const wchar_t *unzipDir;
    int n;
    HCkZipEntryW entry;
    int i;

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

    zip = CkZipW_Create();

    success = CkZipW_OpenZip(zip,L"my_files.zip");
    if (success != TRUE) {
        wprintf(L"%s\n",CkZipW_lastErrorText(zip));
        CkZipW_Dispose(zip);
        return;
    }

    unzipDir = L"/temp/unzipDir";

    // Get the number of files and directories in the .zip
    n = CkZipW_getNumEntries(zip);
    wprintf(L"%d\n",n);

    for (i = 0; i <= n - 1; i++) {

        entry = CkZipW_GetEntryByIndex(zip,i);
        if (CkZipEntryW_getIsDirectory(entry) == FALSE) {
            // (the filename may include a path)
            wprintf(L"%s\n",CkZipEntryW_fileName(entry));

            // Your application may choose to unzip this entry
            // based on the filename.
            // If the entry should be unzipped, then call Extract(unzipDir)
            success = CkZipEntryW_Extract(entry,unzipDir);
            if (success != TRUE) {
                wprintf(L"%s\n",CkZipEntryW_lastErrorText(entry));
                CkZipW_Dispose(zip);
                return;
            }

        }

        CkZipEntryW_Dispose(entry);
    }



    CkZipW_Dispose(zip);

    }