public static unsafe extern bool CryptQueryObject(
CertQueryObjectType dwObjectType,
void *pvObject,
ExpectedContentTypeFlags dwExpectedContentTypeFlags,
ExpectedFormatTypeFlags dwExpectedFormatTypeFlags,
int dwFlags, // reserved - always pass 0
out CertEncodingType pdwMsgAndCertEncodingType,
out ContentType pdwContentType,
out FormatType pdwFormatType,
out SafeCertStoreHandle phCertStore,
out SafeCryptMsgHandle phMsg,
out SafeCertContextHandle ppvContext
);
public static extern bool CryptMsgGetParam(SafeCryptMsgHandle hCryptMsg, CryptMessageParameterType dwParamType, int dwIndex, out int pvData, [In, Out] ref int pcbData);
