1.\" $OpenBSD: tls_config_set_session_id.3,v 1.3 2017/01/28 00:59:36 schwarze Exp $ 2.\" 3.\" Copyright (c) 2017 Claudio Jeker <claudio@openbsd.org> 4.\" 5.\" Permission to use, copy, modify, and distribute this software for any 6.\" purpose with or without fee is hereby granted, provided that the above 7.\" copyright notice and this permission notice appear in all copies. 8.\" 9.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16.\" 17.Dd $Mdocdate: January 28 2017 $ 18.Dt TLS_CONFIG_SET_SESSION_ID 3 19.Os 20.Sh NAME 21.Nm tls_config_set_session_id , 22.Nm tls_config_set_session_lifetime , 23.Nm tls_config_add_ticket_key 24.Nd configure resuming of TLS handshakes 25.Sh SYNOPSIS 26.In tls.h 27.Ft int 28.Fo tls_config_set_session_id 29.Fa "struct tls_config *config" 30.Fa "const unsigned char *session_id" 31.Fa "size_t len" 32.Fc 33.Ft int 34.Fo tls_config_set_session_lifetime 35.Fa "struct tls_config *config" 36.Fa "int lifetime" 37.Fc 38.Ft int 39.Fo tls_config_add_ticket_key 40.Fa "struct tls_config *config" 41.Fa "uint32_t keyrev" 42.Fa "unsigned char *key" 43.Fa "size_t keylen" 44.Fc 45.Sh DESCRIPTION 46.Fn tls_config_set_session_id 47sets the session identifier that will be used by the TLS server when 48sessions are enabled. 49By default a random value is used. 50.Pp 51.Fn tls_config_set_session_lifetime 52sets the lifetime to be used for TLS sessions. 53Session support is disabled if a lifetime of zero is specified, which is the 54default. 55.Pp 56.Fn tls_config_add_ticket_key 57adds a key used for the encryption and authentication of TLS tickets. 58By default keys are generated and rotated automatically based on their lifetime. 59This function should only be used to synchronise ticket encryption key across 60multiple processes. 61Re-adding a known key will result in an error, unless it is the most recently 62added key. 63.Sh RETURN VALUES 64These functions return 0 on success or -1 on error. 65.Sh SEE ALSO 66.Xr tls_accept_socket 3 , 67.Xr tls_config_set_protocols 3 , 68.Xr tls_init 3 , 69.Xr tls_load_file 3 , 70.Xr tls_server 3 71.Sh HISTORY 72These functions appeared in 73.Ox 6.1 . 74.Sh AUTHORS 75.An Claudio Jeker Aq Mt claudio@openbsd.org 76