cookie that has been verified, then these functions will return with the <b>ssl</b> parameter updated into a state where the handshake can be continued by a call to (for example) SSL_accept(). Additionally, for DTLSv1_listen(), the <b>BIO_ADDR</b> pointed to by <b>peer</b> will be filled in with details of the peer that sent the ClientHello. If the underlying BIO is unable to obtain the <b>BIO_ADDR</b> of the peer (for example because the BIO does not support this), then <b>*peer</b> will be cleared and the