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/***
This file is part of systemd.
Copyright 2015 Lennart Poettering
systemd 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 2.1 of the License, or
(at your option) any later version.
systemd 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 systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include "systemd-basic/log.h"
#include "systemd-firewall/firewall-util.h"
#define MAKE_IN_ADDR_UNION(a,b,c,d) (union in_addr_union) { .in.s_addr = htobe32((uint32_t) (a) << 24 | (uint32_t) (b) << 16 | (uint32_t) (c) << 8 | (uint32_t) (d))}
int main(int argc, char *argv[]) {
int r;
log_set_max_level(LOG_DEBUG);
r = fw_add_masquerade(true, AF_INET, 0, NULL, 0, "foobar", NULL, 0);
if (r < 0)
log_error_errno(r, "Failed to modify firewall: %m");
r = fw_add_masquerade(true, AF_INET, 0, NULL, 0, "foobar", NULL, 0);
if (r < 0)
log_error_errno(r, "Failed to modify firewall: %m");
r = fw_add_masquerade(false, AF_INET, 0, NULL, 0, "foobar", NULL, 0);
if (r < 0)
log_error_errno(r, "Failed to modify firewall: %m");
r = fw_add_local_dnat(true, AF_INET, IPPROTO_TCP, NULL, NULL, 0, NULL, 0, 4711, &MAKE_IN_ADDR_UNION(1, 2, 3, 4), 815, NULL);
if (r < 0)
log_error_errno(r, "Failed to modify firewall: %m");
r = fw_add_local_dnat(true, AF_INET, IPPROTO_TCP, NULL, NULL, 0, NULL, 0, 4711, &MAKE_IN_ADDR_UNION(1, 2, 3, 4), 815, NULL);
if (r < 0)
log_error_errno(r, "Failed to modify firewall: %m");
r = fw_add_local_dnat(true, AF_INET, IPPROTO_TCP, NULL, NULL, 0, NULL, 0, 4711, &MAKE_IN_ADDR_UNION(1, 2, 3, 5), 815, &MAKE_IN_ADDR_UNION(1, 2, 3, 4));
if (r < 0)
log_error_errno(r, "Failed to modify firewall: %m");
r = fw_add_local_dnat(false, AF_INET, IPPROTO_TCP, NULL, NULL, 0, NULL, 0, 4711, &MAKE_IN_ADDR_UNION(1, 2, 3, 5), 815, NULL);
if (r < 0)
log_error_errno(r, "Failed to modify firewall: %m");
return 0;
}
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