(C) OCSP Check Domain's Server Certificate Revocation Status

Sends an OCSP request to determine the revocation status for an SSL server certificate.

Note: This example requires Chilkat v9.5.0.84 or greater.

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#include <C_CkHttp.h>

void ChilkatSample(void)
    {
    HCkHttp http;
    int status;

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

    http = CkHttp_Create();

    // Check the revocation status of the SSL server certificate for chilkatsoft.com
    status = CkHttp_OcspCheck(http,"chilkatsoft.com",443);

    printf("chilkatsoft.com status = %d\n",status);

    // The status can have 4 values:
    // -1: Unable to check because of an error.
    //  0: Good
    //  1: Revoked
    //  2: Unknown

    if (status < 0) {
        printf("%s\n",CkHttp_lastErrorText(http));
    }

    // Now check the status for a revoked server certificate.
    status = CkHttp_OcspCheck(http,"revoked.badssl.com",443);

    printf("revoked.badssl.com status = %d\n",status);


    CkHttp_Dispose(http);

    }