1=pod 2 3=head1 NAME 4 5SSL_CTX_has_client_custom_ext - check whether a handler exists for a particular 6client extension type 7 8=head1 SYNOPSIS 9 10 #include <openssl/ssl.h> 11 12 int SSL_CTX_has_client_custom_ext(const SSL_CTX *ctx, unsigned int ext_type); 13 14=head1 DESCRIPTION 15 16SSL_CTX_has_client_custom_ext() checks whether a handler has been set for a 17client extension of type B<ext_type> using SSL_CTX_add_client_custom_ext(). 18 19=head1 RETURN VALUES 20 21Returns 1 if a handler has been set, 0 otherwise. 22 23=head1 SEE ALSO 24 25L<ssl(7)>, 26L<SSL_CTX_add_client_custom_ext(3)> 27 28=head1 COPYRIGHT 29 30Copyright 2016 The OpenSSL Project Authors. All Rights Reserved. 31 32Licensed under the Apache License 2.0 (the "License"). You may not use 33this file except in compliance with the License. You can obtain a copy 34in the file LICENSE in the source distribution or at 35L<https://www.openssl.org/source/license.html>. 36 37=cut 38