tests/socket-helpers.h

   1 /*
   2  * Helper functions for tests using sockets
   3  *
   4  * Copyright 2015-2018 Red Hat, Inc.
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License as
   8  * published by the Free Software Foundation; either version 2 or
   9  * (at your option) version 3 of the License.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  18  *
  19  */
  20
  21 /*
  22  * @hostname: a DNS name or numeric IP address
  23  *
  24  * Check whether it is possible to bind & connect to ports
  25  * on the DNS name or IP address @hostname. If an IP address
  26  * is used, it must not be a wildcard address.
  27  *
  28  * Returns 0 on success, -1 on error with errno set
  29  */
  30 int socket_can_bind_connect(const char *hostname);
  31
  32 /*
  33  * @has_ipv4: set to true on return if IPv4 is available
  34  * @has_ipv6: set to true on return if IPv6 is available
  35  *
  36  * Check whether IPv4 and/or IPv6 are available for use.
  37  * On success, @has_ipv4 and @has_ipv6 will be set to
  38  * indicate whether the respective protocols are available.
  39  *
  40  * Returns 0 on success, -1 on fatal error
  41  */
  42 int socket_check_protocol_support(bool *has_ipv4, bool *has_ipv6);