diff options
Diffstat (limited to 'doc/man3/DTLS_set_timer_cb.pod')
| -rw-r--r-- | doc/man3/DTLS_set_timer_cb.pod | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/doc/man3/DTLS_set_timer_cb.pod b/doc/man3/DTLS_set_timer_cb.pod index 5014e77d0fc8..618fd1f6ff0e 100644 --- a/doc/man3/DTLS_set_timer_cb.pod +++ b/doc/man3/DTLS_set_timer_cb.pod @@ -20,6 +20,17 @@ This function sets an optional callback function for controlling the timeout interval on the DTLS protocol. The callback function will be called by DTLS for every new DTLS packet that is sent. +The callback should return the timeout interval in micro seconds. + +The I<timer_us> parameter of the callback is the last set timeout +interval returned. On the first invocation of the callback, +this value will be 0. + +At the beginning of the connection, if no timeout callback has been +set via DTLS_set_timer_cb(), the default timeout value is 1 second. +For all subsequent timeouts, the default behavior is to double the +duration up to a maximum of 1 minute. + =head1 RETURN VALUES Returns void. @@ -30,7 +41,7 @@ The DTLS_set_timer_cb() function was added in OpenSSL 1.1.1. =head1 COPYRIGHT -Copyright 2017 The OpenSSL Project Authors. All Rights Reserved. +Copyright 2017-2025 The OpenSSL Project Authors. All Rights Reserved. Licensed under the Apache License 2.0 (the "License"). You may not use this file except in compliance with the License. You can obtain a copy |