59 lines
2.0 KiB
C
59 lines
2.0 KiB
C
/* $Id$
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*****************************************************************************
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*
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* File: fw_util.h
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*
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* Author: Damien Stuart (dstuart@dstuart.org)
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*
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* Purpose: Header file for fw_util.c.
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*
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* Copyright (C) 2010 Damien Stuart (dstuart@dstuart.org)
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*
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* License (GNU Public License):
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA
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*
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*****************************************************************************
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*/
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#ifndef FW_UTIL_H
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#define FW_UTIL_H
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#define CMD_BUFSIZE 256
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#define MAX_FW_COMMAND_ARGS_LEN 256
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#define STANDARD_CMD_OUT_BUFSIZE 4096
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/* iptables command args
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*/
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#define IPT_ADD_RULE_ARGS "-t %s -A %s -p %i -s %s --dport %i -m comment --comment _exp_%u -j %s"
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#define IPT_ADD_OUT_RULE_ARGS "-t %s -A %s -p %i -d %s --sport %i -m comment --comment _exp_%u -j %s"
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#define IPT_ADD_FWD_RULE_ARGS "-t %s -A %s -p %i -s %s -d %s --dport %i -m comment --comment _exp_%u -j %s"
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#define IPT_ADD_DNAT_RULE_ARGS "-t %s -A %s -p %i -s %s --dport %i -m comment --comment _exp_%u -j %s --to-destination %s:%i"
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#define IPT_DEL_RULE_ARGS "-t %s -D %s %i"
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#define IPT_NEW_CHAIN_ARGS "-t %s -N %s"
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#define IPT_FLUSH_CHAIN_ARGS "-t %s -F %s"
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#define IPT_DEL_CHAIN_ARGS "-t %s -X %s"
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#define IPT_ADD_JUMP_RULE_ARGS "-t %s -I %s %i -j %s"
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#define IPT_LIST_RULES_ARGS "-t %s -L %s --line-numbers -n"
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#define DEF_FW_ACCESS_TIMEOUT 60
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/* Function prototypes
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*/
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void fw_initialize(fko_srv_options_t *opts);
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void fw_cleanup(void);
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int process_access_request(fko_srv_options_t *opts, spa_data_t *spdat);
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void check_firewall_rules(fko_srv_options_t *opts);
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#endif /* FW_UTIL_H */
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/***EOF***/
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