(C) Examine the Contents of a .p7m by Converting to XML

Examines the contents of a .p7m signature by converting it to XML.

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#include <C_CkAsn.h>
#include <C_CkXml.h>

void ChilkatSample(void)
    {
    HCkAsn asn;
    BOOL success;
    const char *strXml;
    HCkXml xml;

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

    asn = CkAsn_Create();

    success = CkAsn_LoadBinaryFile(asn,"qa_data/p7m/a.p7m");
    if (success != TRUE) {
        printf("%s\n",CkAsn_lastErrorText(asn));
        CkAsn_Dispose(asn);
        return;
    }

    // Convert to XML.
    strXml = CkAsn_asnToXml(asn);

    // The XML returned by AsnToXml will be compact.
    // To get the XML indented in human-readable form, load
    // into the Chilkat XML object and emit..
    xml = CkXml_Create();
    CkXml_LoadXml(xml,strXml);

    printf("%s\n",CkXml_getXml(xml));
    CkXml_SaveXml(xml,"qa_output/a.xml");

    // -----------------------------------------------------------------------------------------
    // Also see Chilkat's online tool to examine a .p7m and generate code to duplicate the .p7m
    // -----------------------------------------------------------------------------------------


    CkAsn_Dispose(asn);
    CkXml_Dispose(xml);

    }