1=pod 2 3=head1 NAME 4 5SSL_group_to_name - get name of group 6 7=head1 SYNOPSIS 8 9 #include <openssl/ssl.h> 10 11 const char *SSL_group_to_name(const SSL *ssl, int id); 12 13=head1 DESCRIPTION 14 15SSL_group_to_name() is used to retrieve the TLS group name 16associated with a given TLS group ID, as registered via built-in 17or external providers and as returned by a call to SSL_get1_groups() 18or SSL_get_shared_group(). 19 20=head1 RETURN VALUES 21 22If non-NULL, SSL_group_to_name() returns the TLS group name 23corresponding to the given I<id> as a NUL-terminated string. 24If SSL_group_to_name() returns NULL, an error occurred; possibly no 25corresponding tlsname was registered during provider initialisation. 26 27Note that the return value is valid only during the lifetime of the 28SSL object I<ssl>. 29 30=head1 SEE ALSO 31 32L<ssl(7)> 33 34=head1 COPYRIGHT 35 36Copyright 2021 The OpenSSL Project Authors. All Rights Reserved. 37 38Licensed under the Apache License 2.0 (the "License"). You may not use 39this file except in compliance with the License. You can obtain a copy 40in the file LICENSE in the source distribution or at 41L<https://www.openssl.org/source/license.html>. 42 43=cut 44