https://tomcat.apache.org/: Interface code to the native connector 
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 *
 *      http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.tomcat.jni;


Is called during handshake and hooked into openssl via SSL_CTX_set_cert_verify_callback. 
/**
 * Is called during handshake and hooked into openssl via {@code SSL_CTX_set_cert_verify_callback}.
 */
public interface CertificateVerifier {

    
Returns true if the passed in certificate chain could be verified and so the handshake should be successful, false otherwise. 
Params:
  • ssl –               the SSL instance
  • x509 –  the X509 certificate chain
  • authAlgorithm –     the auth algorithm
Returns:verified true if verified successful, false otherwise
/**
     * Returns {@code true} if the passed in certificate chain could be verified and so the handshake
     * should be successful, {@code false} otherwise.
     *
     * @param ssl               the SSL instance
     * @param x509              the {@code X509} certificate chain
     * @param authAlgorithm     the auth algorithm
     * @return verified         {@code true} if verified successful, {@code false} otherwise
     */
    boolean verify(long ssl, byte[][] x509, String authAlgorithm);
}