=pod =head1 NAME SSL_SESSION_set_ex_data, SSL_SESSION_get_ex_data - get and set application specific data on a session =head1 SYNOPSIS #include int SSL_SESSION_set_ex_data(SSL_SESSION *ss, int idx, void *data); void *SSL_SESSION_get_ex_data(const SSL_SESSION *s, int idx); =head1 DESCRIPTION SSL_SESSION_set_ex_data() enables an application to store arbitrary application specific data B in an SSL_SESSION structure B. The index B should be a value previously returned from a call to L. SSL_SESSION_get_ex_data() retrieves application specific data previously stored in an SSL_SESSION structure B. The B value should be the same as that used when originally storing the data. =head1 RETURN VALUES SSL_SESSION_set_ex_data() returns 1 for success or 0 for failure. SSL_SESSION_get_ex_data() returns the previously stored value or NULL on failure. NULL may also be a valid value. =head1 SEE ALSO L, L =head1 COPYRIGHT Copyright 2017 The OpenSSL Project Authors. All Rights Reserved. Licensed under the OpenSSL license (the "License"). You may not use this file except in compliance with the License. You can obtain a copy in the file LICENSE in the source distribution or at L. =cut