(Unicode C) Iterate over Matching Filenames

Iterates over files within a .zip that match a pattern. In this case, the pattern is "*.pem". This example will open a .zip containing files of type .txt, .cer, .pem, and possibly others, and will iterate over only the .pem files.

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

void ChilkatSample(void)
    {
    HCkZipW zip;
    BOOL success;
    HCkZipEntryW entry;
    HCkZipEntryW nextEntry;
    const wchar_t *pemStr;
    BOOL bContinue;

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

    zip = CkZipW_Create();

    // Open a .zip containing PEM files, among other things..
    success = CkZipW_OpenZip(zip,L"qa_data/certs/thawte-roots.zip");
    if (success != TRUE) {
        wprintf(L"%s\n",CkZipW_lastErrorText(zip));
        CkZipW_Dispose(zip);
        return;
    }

    entry = CkZipW_FirstMatchingEntry(zip,L"*.pem");
    if (CkZipW_getLastMethodSuccess(zip) != TRUE) {
        wprintf(L"No PEM entries found.\n");
        CkZipW_Dispose(zip);
        return;
    }

    bContinue = TRUE;
    while ((bContinue == TRUE)) {

        wprintf(L"Entry: %s\n",CkZipEntryW_fileName(entry));

        // Get the uncommpressed contents of the entry:
        pemStr = CkZipEntryW_unzipToString(entry,0,L"utf-8");
        wprintf(L"%s\n",pemStr);

        nextEntry = CkZipEntryW_NextMatchingEntry(entry,L"*.pem");
        bContinue = CkZipEntryW_getLastMethodSuccess(entry);
        CkZipEntryW_Dispose(entry);
        entry = nextEntry;
    }



    CkZipW_Dispose(zip);

    }