Returns the status of the certificate identified by the certid. The return value may be one of these constant:
V_CERTSTATUS_GOOD
V_CERTSTATUS_REVOKED
V_CERTSTATUS_UNKNOWN
When the status is V_CERTSTATUS_REVOKED, the time at which the certificate was revoked can be retrieved by revocation_time.
Returns a String containing a shared secret computed from the other party’s public value. See DH_compute_key() for further information.
pub_bn is a OpenSSL::BN, not the DH instance returned by DH#public_key as that contains the DH parameters only.
Create an exception with class klass and message
Determines whether there was an error and raises the appropriate error based on the reply code of the response