1=pod 2 3=head1 NAME 4 5DTLS_timer_cb, 6DTLS_set_timer_cb 7- Set callback for controlling DTLS timer duration 8 9=head1 SYNOPSIS 10 11 #include <openssl/ssl.h> 12 13 typedef unsigned int (*DTLS_timer_cb)(SSL *s, unsigned int timer_us); 14 15 void DTLS_set_timer_cb(SSL *s, DTLS_timer_cb cb); 16 17=head1 DESCRIPTION 18 19This function sets an optional callback function for controlling the 20timeout interval on the DTLS protocol. The callback function will be 21called by DTLS for every new DTLS packet that is sent. 22 23=head1 RETURN VALUES 24 25Returns void. 26 27=head1 HISTORY 28 29The DTLS_set_timer_cb() function was added in OpenSSL 1.1.1. 30 31=head1 COPYRIGHT 32 33Copyright 2017 The OpenSSL Project Authors. All Rights Reserved. 34 35Licensed under the Apache License 2.0 (the "License"). You may not use 36this file except in compliance with the License. You can obtain a copy 37in the file LICENSE in the source distribution or at 38L<https://www.openssl.org/source/license.html>. 39 40=cut 41
