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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 2011-2025 Free Software Foundation, Inc.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General
Public License along with this library. If not, see
<http://www.gnu.org/licenses/>. */
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <mailutils/sockaddr.h>
#include <mailutils/errno.h>
int
mu_sockaddr_get_port (struct mu_sockaddr *sa, int *port)
{
if (sa && port)
{
if (sa->addr->sa_family == AF_INET)
{
struct sockaddr_in *s_in = (struct sockaddr_in *)sa->addr;
*port = ntohs (s_in->sin_port);
return 0;
}
else if (sa->addr->sa_family == AF_INET6)
{
struct sockaddr_in6 *s_in6 = (struct sockaddr_in6 *)sa->addr;
*port = ntohs (s_in6->sin6_port);
return 0;
}
}
return EINVAL;
}
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