Get the JWE Protected Header

See more JSON Web Encryption (JWE) Examples

Demonstrates Jwe.GetProtectedHeader, which copies the decoded shared JWE protected header into a JsonObject.

#include <CkJweW.h>
#include <CkJsonObjectW.h>

void ChilkatSample(void)
    {
    bool success = false;

    CkJweW jwe;

    //  Load the JWE.
    const wchar_t *jweCompact = L"eyJhbGciOiJBMjU2S1ciLCJlbmMiOiJBMjU2R0NNIn0.<...>.<iv>.<ciphertext>.<tag>";
    success = jwe.LoadJwe(jweCompact);
    if (success == false) {
        wprintf(L"%s\n",jwe.lastErrorText());
        return;
    }

    //  Copy the decoded shared JWE protected header into a JsonObject.  Only the protected header is
    //  returned; it is not merged with the unprotected or per-recipient headers.
    CkJsonObjectW json;
    success = jwe.GetProtectedHeader(json);
    if (success == false) {
        wprintf(L"%s\n",jwe.lastErrorText());
        return;
    }

    json.put_EmitCompact(false);
    wprintf(L"%s\n",json.emit());
    }