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/* Code to take an ip6tables-style command line and do it. */
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/*
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* Author: Paul.Russell@rustcorp.com.au and mneuling@radlogic.com.au
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*
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* (C) 2000-2002 by the netfilter coreteam <coreteam@netfilter.org>:
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* Paul 'Rusty' Russell <rusty@rustcorp.com.au>
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* Marc Boucher <marc+nf@mbsi.ca>
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* James Morris <jmorris@intercode.com.au>
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* Harald Welte <laforge@gnumonks.org>
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* Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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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., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "config.h"
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#include <getopt.h>
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#include <string.h>
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#include <netdb.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <ctype.h>
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#include <stdarg.h>
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#include <stdbool.h>
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#include <limits.h>
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#include <ip6tables.h>
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#include <xtables.h>
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#include <arpa/inet.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include "ip6tables-multi.h"
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#include "xshared.h"
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#define NUMBER_OF_OPT ARRAY_SIZE(optflags)
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static const char optflags[]
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= { 'n', 's', 'd', 'p', 'j', 'v', 'x', 'i', 'o', '0', 'c'};
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static const char unsupported_rev[] = " [unsupported revision]";
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static struct option original_opts[] = {
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{.name = "append", .has_arg = 1, .val = 'A'},
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{.name = "delete", .has_arg = 1, .val = 'D'},
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{.name = "check" , .has_arg = 1, .val = 'C'},
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{.name = "insert", .has_arg = 1, .val = 'I'},
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{.name = "replace", .has_arg = 1, .val = 'R'},
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{.name = "list", .has_arg = 2, .val = 'L'},
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{.name = "list-rules", .has_arg = 2, .val = 'S'},
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{.name = "flush", .has_arg = 2, .val = 'F'},
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{.name = "zero", .has_arg = 2, .val = 'Z'},
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{.name = "new-chain", .has_arg = 1, .val = 'N'},
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{.name = "delete-chain", .has_arg = 2, .val = 'X'},
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{.name = "rename-chain", .has_arg = 1, .val = 'E'},
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{.name = "policy", .has_arg = 1, .val = 'P'},
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{.name = "source", .has_arg = 1, .val = 's'},
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{.name = "destination", .has_arg = 1, .val = 'd'},
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{.name = "src", .has_arg = 1, .val = 's'}, /* synonym */
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{.name = "dst", .has_arg = 1, .val = 'd'}, /* synonym */
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{.name = "protocol", .has_arg = 1, .val = 'p'},
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{.name = "in-interface", .has_arg = 1, .val = 'i'},
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{.name = "jump", .has_arg = 1, .val = 'j'},
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{.name = "table", .has_arg = 1, .val = 't'},
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{.name = "match", .has_arg = 1, .val = 'm'},
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{.name = "numeric", .has_arg = 0, .val = 'n'},
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{.name = "out-interface", .has_arg = 1, .val = 'o'},
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{.name = "verbose", .has_arg = 0, .val = 'v'},
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{.name = "wait", .has_arg = 2, .val = 'w'},
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{.name = "wait-interval", .has_arg = 2, .val = 'W'},
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{.name = "exact", .has_arg = 0, .val = 'x'},
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{.name = "version", .has_arg = 0, .val = 'V'},
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{.name = "help", .has_arg = 2, .val = 'h'},
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{.name = "line-numbers", .has_arg = 0, .val = '0'},
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{.name = "modprobe", .has_arg = 1, .val = 'M'},
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{.name = "set-counters", .has_arg = 1, .val = 'c'},
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{.name = "goto", .has_arg = 1, .val = 'g'},
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{.name = "ipv4", .has_arg = 0, .val = '4'},
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{.name = "ipv6", .has_arg = 0, .val = '6'},
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{NULL},
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};
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void ip6tables_exit_error(enum xtables_exittype status, const char *msg, ...) __attribute__((noreturn, format(printf,2,3)));
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struct xtables_globals ip6tables_globals = {
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.option_offset = 0,
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.program_version = PACKAGE_VERSION,
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.orig_opts = original_opts,
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.exit_err = ip6tables_exit_error,
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.compat_rev = xtables_compatible_revision,
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};
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/* Table of legal combinations of commands and options. If any of the
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* given commands make an option legal, that option is legal (applies to
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* CMD_LIST and CMD_ZERO only).
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* Key:
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* + compulsory
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* x illegal
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* optional
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*/
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static const char commands_v_options[NUMBER_OF_CMD][NUMBER_OF_OPT] =
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/* Well, it's better than "Re: Linux vs FreeBSD" */
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{
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/* -n -s -d -p -j -v -x -i -o --line -c */
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/*INSERT*/ {'x',' ',' ',' ',' ',' ','x',' ',' ','x',' '},
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/*DELETE*/ {'x',' ',' ',' ',' ',' ','x',' ',' ','x','x'},
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/*DELETE_NUM*/{'x','x','x','x','x',' ','x','x','x','x','x'},
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/*REPLACE*/ {'x',' ',' ',' ',' ',' ','x',' ',' ','x',' '},
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/*APPEND*/ {'x',' ',' ',' ',' ',' ','x',' ',' ','x',' '},
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/*LIST*/ {' ','x','x','x','x',' ',' ','x','x',' ','x'},
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/*FLUSH*/ {'x','x','x','x','x',' ','x','x','x','x','x'},
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/*ZERO*/ {'x','x','x','x','x',' ','x','x','x','x','x'},
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/*NEW_CHAIN*/ {'x','x','x','x','x',' ','x','x','x','x','x'},
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/*DEL_CHAIN*/ {'x','x','x','x','x',' ','x','x','x','x','x'},
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/*SET_POLICY*/{'x','x','x','x','x',' ','x','x','x','x',' '},
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/*RENAME*/ {'x','x','x','x','x',' ','x','x','x','x','x'},
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/*LIST_RULES*/{'x','x','x','x','x',' ','x','x','x','x','x'},
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/*ZERO_NUM*/ {'x','x','x','x','x',' ','x','x','x','x','x'},
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/*CHECK*/ {'x',' ',' ',' ',' ',' ','x',' ',' ','x','x'},
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};
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static const unsigned int inverse_for_options[NUMBER_OF_OPT] =
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{
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/* -n */ 0,
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/* -s */ IP6T_INV_SRCIP,
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/* -d */ IP6T_INV_DSTIP,
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/* -p */ XT_INV_PROTO,
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/* -j */ 0,
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/* -v */ 0,
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/* -x */ 0,
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/* -i */ IP6T_INV_VIA_IN,
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/* -o */ IP6T_INV_VIA_OUT,
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/*--line*/ 0,
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/* -c */ 0,
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};
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#define opts ip6tables_globals.opts
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#define prog_name ip6tables_globals.program_name
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#define prog_vers ip6tables_globals.program_version
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static void __attribute__((noreturn))
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exit_tryhelp(int status)
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{
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if (line != -1)
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fprintf(stderr, "Error occurred at line: %d\n", line);
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fprintf(stderr, "Try `%s -h' or '%s --help' for more information.\n",
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prog_name, prog_name);
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xtables_free_opts(1);
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exit(status);
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}
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static void
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exit_printhelp(const struct xtables_rule_match *matches)
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{
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printf("%s v%s\n\n"
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"Usage: %s -[ACD] chain rule-specification [options]\n"
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" %s -I chain [rulenum] rule-specification [options]\n"
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d1fe03 |
" %s -R chain rulenum rule-specification [options]\n"
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d1fe03 |
" %s -D chain rulenum [options]\n"
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d1fe03 |
" %s -[LS] [chain [rulenum]] [options]\n"
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d1fe03 |
" %s -[FZ] [chain] [options]\n"
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d1fe03 |
" %s -[NX] chain\n"
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d1fe03 |
" %s -E old-chain-name new-chain-name\n"
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d1fe03 |
" %s -P chain target [options]\n"
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d1fe03 |
" %s -h (print this help information)\n\n",
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d1fe03 |
prog_name, prog_vers, prog_name, prog_name,
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prog_name, prog_name, prog_name, prog_name,
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prog_name, prog_name, prog_name, prog_name);
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printf(
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"Commands:\n"
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"Either long or short options are allowed.\n"
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d1fe03 |
" --append -A chain Append to chain\n"
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d1fe03 |
" --check -C chain Check for the existence of a rule\n"
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d1fe03 |
" --delete -D chain Delete matching rule from chain\n"
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d1fe03 |
" --delete -D chain rulenum\n"
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" Delete rule rulenum (1 = first) from chain\n"
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d1fe03 |
" --insert -I chain [rulenum]\n"
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d1fe03 |
" Insert in chain as rulenum (default 1=first)\n"
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d1fe03 |
" --replace -R chain rulenum\n"
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d1fe03 |
" Replace rule rulenum (1 = first) in chain\n"
|
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d1fe03 |
" --list -L [chain [rulenum]]\n"
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d1fe03 |
" List the rules in a chain or all chains\n"
|
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d1fe03 |
" --list-rules -S [chain [rulenum]]\n"
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d1fe03 |
" Print the rules in a chain or all chains\n"
|
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d1fe03 |
" --flush -F [chain] Delete all rules in chain or all chains\n"
|
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d1fe03 |
" --zero -Z [chain [rulenum]]\n"
|
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d1fe03 |
" Zero counters in chain or all chains\n"
|
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d1fe03 |
" --new -N chain Create a new user-defined chain\n"
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d1fe03 |
" --delete-chain\n"
|
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d1fe03 |
" -X [chain] Delete a user-defined chain\n"
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d1fe03 |
" --policy -P chain target\n"
|
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d1fe03 |
" Change policy on chain to target\n"
|
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d1fe03 |
" --rename-chain\n"
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d1fe03 |
" -E old-chain new-chain\n"
|
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d1fe03 |
" Change chain name, (moving any references)\n"
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d1fe03 |
|
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d1fe03 |
"Options:\n"
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d1fe03 |
" --ipv4 -4 Error (line is ignored by ip6tables-restore)\n"
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|
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d1fe03 |
" --ipv6 -6 Nothing (line is ignored by iptables-restore)\n"
|
|
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d1fe03 |
"[!] --protocol -p proto protocol: by number or name, eg. `tcp'\n"
|
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d1fe03 |
"[!] --source -s address[/mask][,...]\n"
|
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d1fe03 |
" source specification\n"
|
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d1fe03 |
"[!] --destination -d address[/mask][,...]\n"
|
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d1fe03 |
" destination specification\n"
|
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d1fe03 |
"[!] --in-interface -i input name[+]\n"
|
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d1fe03 |
" network interface name ([+] for wildcard)\n"
|
|
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d1fe03 |
" --jump -j target\n"
|
|
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d1fe03 |
" target for rule (may load target extension)\n"
|
|
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d1fe03 |
#ifdef IP6T_F_GOTO
|
|
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d1fe03 |
" --goto -g chain\n"
|
|
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d1fe03 |
" jump to chain with no return\n"
|
|
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d1fe03 |
#endif
|
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d1fe03 |
" --match -m match\n"
|
|
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d1fe03 |
" extended match (may load extension)\n"
|
|
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d1fe03 |
" --numeric -n numeric output of addresses and ports\n"
|
|
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d1fe03 |
"[!] --out-interface -o output name[+]\n"
|
|
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d1fe03 |
" network interface name ([+] for wildcard)\n"
|
|
Packit Service |
d1fe03 |
" --table -t table table to manipulate (default: `filter')\n"
|
|
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d1fe03 |
" --verbose -v verbose mode\n"
|
|
Packit Service |
d1fe03 |
" --wait -w [seconds] maximum wait to acquire xtables lock before give up\n"
|
|
Packit Service |
d1fe03 |
" --wait-interval -W [usecs] wait time to try to acquire xtables lock\n"
|
|
Packit Service |
d1fe03 |
" interval to wait for xtables lock\n"
|
|
Packit Service |
d1fe03 |
" default is 1 second\n"
|
|
Packit Service |
d1fe03 |
" --line-numbers print line numbers when listing\n"
|
|
Packit Service |
d1fe03 |
" --exact -x expand numbers (display exact values)\n"
|
|
Packit Service |
d1fe03 |
/*"[!] --fragment -f match second or further fragments only\n"*/
|
|
Packit Service |
d1fe03 |
" --modprobe=<command> try to insert modules using this command\n"
|
|
Packit Service |
d1fe03 |
" --set-counters PKTS BYTES set the counter during insert/append\n"
|
|
Packit Service |
d1fe03 |
"[!] --version -V print package version.\n");
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
print_extension_helps(xtables_targets, matches);
|
|
Packit Service |
d1fe03 |
exit(0);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
void
|
|
Packit Service |
d1fe03 |
ip6tables_exit_error(enum xtables_exittype status, const char *msg, ...)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
va_list args;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
va_start(args, msg);
|
|
Packit Service |
d1fe03 |
fprintf(stderr, "%s v%s (legacy): ", prog_name, prog_vers);
|
|
Packit Service |
d1fe03 |
vfprintf(stderr, msg, args);
|
|
Packit Service |
d1fe03 |
va_end(args);
|
|
Packit Service |
d1fe03 |
fprintf(stderr, "\n");
|
|
Packit Service |
d1fe03 |
if (status == PARAMETER_PROBLEM)
|
|
Packit Service |
d1fe03 |
exit_tryhelp(status);
|
|
Packit Service |
d1fe03 |
if (status == VERSION_PROBLEM)
|
|
Packit Service |
d1fe03 |
fprintf(stderr,
|
|
Packit Service |
d1fe03 |
"Perhaps ip6tables or your kernel needs to be upgraded.\n");
|
|
Packit Service |
d1fe03 |
/* On error paths, make sure that we don't leak memory */
|
|
Packit Service |
d1fe03 |
xtables_free_opts(1);
|
|
Packit Service |
d1fe03 |
exit(status);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
static void
|
|
Packit Service |
d1fe03 |
generic_opt_check(int command, int options)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
int i, j, legal = 0;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* Check that commands are valid with options. Complicated by the
|
|
Packit Service |
d1fe03 |
* fact that if an option is legal with *any* command given, it is
|
|
Packit Service |
d1fe03 |
* legal overall (ie. -z and -l).
|
|
Packit Service |
d1fe03 |
*/
|
|
Packit Service |
d1fe03 |
for (i = 0; i < NUMBER_OF_OPT; i++) {
|
|
Packit Service |
d1fe03 |
legal = 0; /* -1 => illegal, 1 => legal, 0 => undecided. */
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
for (j = 0; j < NUMBER_OF_CMD; j++) {
|
|
Packit Service |
d1fe03 |
if (!(command & (1<
|
|
Packit Service |
d1fe03 |
continue;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (!(options & (1<
|
|
Packit Service |
d1fe03 |
if (commands_v_options[j][i] == '+')
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"You need to supply the `-%c' "
|
|
Packit Service |
d1fe03 |
"option for this command\n",
|
|
Packit Service |
d1fe03 |
optflags[i]);
|
|
Packit Service |
d1fe03 |
} else {
|
|
Packit Service |
d1fe03 |
if (commands_v_options[j][i] != 'x')
|
|
Packit Service |
d1fe03 |
legal = 1;
|
|
Packit Service |
d1fe03 |
else if (legal == 0)
|
|
Packit Service |
d1fe03 |
legal = -1;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
if (legal == -1)
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"Illegal option `-%c' with this command\n",
|
|
Packit Service |
d1fe03 |
optflags[i]);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
static char
|
|
Packit Service |
d1fe03 |
opt2char(int option)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
const char *ptr;
|
|
Packit Service |
d1fe03 |
for (ptr = optflags; option > 1; option >>= 1, ptr++);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
return *ptr;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/*
|
|
Packit Service |
d1fe03 |
* All functions starting with "parse" should succeed, otherwise
|
|
Packit Service |
d1fe03 |
* the program fails.
|
|
Packit Service |
d1fe03 |
* Most routines return pointers to static data that may change
|
|
Packit Service |
d1fe03 |
* between calls to the same or other routines with a few exceptions:
|
|
Packit Service |
d1fe03 |
* "host_to_addr", "parse_hostnetwork", and "parse_hostnetworkmask"
|
|
Packit Service |
d1fe03 |
* return global static data.
|
|
Packit Service |
d1fe03 |
*/
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* These are invalid numbers as upper layer protocol */
|
|
Packit Service |
d1fe03 |
static int is_exthdr(uint16_t proto)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
return (proto == IPPROTO_ROUTING ||
|
|
Packit Service |
d1fe03 |
proto == IPPROTO_FRAGMENT ||
|
|
Packit Service |
d1fe03 |
proto == IPPROTO_AH ||
|
|
Packit Service |
d1fe03 |
proto == IPPROTO_DSTOPTS);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
static void
|
|
Packit Service |
d1fe03 |
parse_chain(const char *chainname)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
const char *ptr;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (strlen(chainname) >= XT_EXTENSION_MAXNAMELEN)
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"chain name `%s' too long (must be under %u chars)",
|
|
Packit Service |
d1fe03 |
chainname, XT_EXTENSION_MAXNAMELEN);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (*chainname == '-' || *chainname == '!')
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"chain name not allowed to start "
|
|
Packit Service |
d1fe03 |
"with `%c'\n", *chainname);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (xtables_find_target(chainname, XTF_TRY_LOAD))
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"chain name may not clash "
|
|
Packit Service |
d1fe03 |
"with target name\n");
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
for (ptr = chainname; *ptr; ptr++)
|
|
Packit Service |
d1fe03 |
if (isspace(*ptr))
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"Invalid chain name `%s'", chainname);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
static void
|
|
Packit Service |
d1fe03 |
set_option(unsigned int *options, unsigned int option, uint8_t *invflg,
|
|
Packit Service |
d1fe03 |
int invert)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
if (*options & option)
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM, "multiple -%c flags not allowed",
|
|
Packit Service |
d1fe03 |
opt2char(option));
|
|
Packit Service |
d1fe03 |
*options |= option;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (invert) {
|
|
Packit Service |
d1fe03 |
unsigned int i;
|
|
Packit Service |
d1fe03 |
for (i = 0; 1 << i != option; i++);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (!inverse_for_options[i])
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"cannot have ! before -%c",
|
|
Packit Service |
d1fe03 |
opt2char(option));
|
|
Packit Service |
d1fe03 |
*invflg |= inverse_for_options[i];
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
static void
|
|
Packit Service |
d1fe03 |
print_header(unsigned int format, const char *chain, struct xtc_handle *handle)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
struct xt_counters counters;
|
|
Packit Service |
d1fe03 |
const char *pol = ip6tc_get_policy(chain, &counters, handle);
|
|
Packit Service |
d1fe03 |
printf("Chain %s", chain);
|
|
Packit Service |
d1fe03 |
if (pol) {
|
|
Packit Service |
d1fe03 |
printf(" (policy %s", pol);
|
|
Packit Service |
d1fe03 |
if (!(format & FMT_NOCOUNTS)) {
|
|
Packit Service |
d1fe03 |
fputc(' ', stdout);
|
|
Packit Service |
d1fe03 |
xtables_print_num(counters.pcnt, (format|FMT_NOTABLE));
|
|
Packit Service |
d1fe03 |
fputs("packets, ", stdout);
|
|
Packit Service |
d1fe03 |
xtables_print_num(counters.bcnt, (format|FMT_NOTABLE));
|
|
Packit Service |
d1fe03 |
fputs("bytes", stdout);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
printf(")\n");
|
|
Packit Service |
d1fe03 |
} else {
|
|
Packit Service |
d1fe03 |
unsigned int refs;
|
|
Packit Service |
d1fe03 |
if (!ip6tc_get_references(&refs, chain, handle))
|
|
Packit Service |
d1fe03 |
printf(" (ERROR obtaining refs)\n");
|
|
Packit Service |
d1fe03 |
else
|
|
Packit Service |
d1fe03 |
printf(" (%u references)\n", refs);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (format & FMT_LINENUMBERS)
|
|
Packit Service |
d1fe03 |
printf(FMT("%-4s ", "%s "), "num");
|
|
Packit Service |
d1fe03 |
if (!(format & FMT_NOCOUNTS)) {
|
|
Packit Service |
d1fe03 |
if (format & FMT_KILOMEGAGIGA) {
|
|
Packit Service |
d1fe03 |
printf(FMT("%5s ","%s "), "pkts");
|
|
Packit Service |
d1fe03 |
printf(FMT("%5s ","%s "), "bytes");
|
|
Packit Service |
d1fe03 |
} else {
|
|
Packit Service |
d1fe03 |
printf(FMT("%8s ","%s "), "pkts");
|
|
Packit Service |
d1fe03 |
printf(FMT("%10s ","%s "), "bytes");
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
if (!(format & FMT_NOTARGET))
|
|
Packit Service |
d1fe03 |
printf(FMT("%-9s ","%s "), "target");
|
|
Packit Service |
d1fe03 |
fputs(" prot ", stdout);
|
|
Packit Service |
d1fe03 |
if (format & FMT_OPTIONS)
|
|
Packit Service |
d1fe03 |
fputs("opt", stdout);
|
|
Packit Service |
d1fe03 |
if (format & FMT_VIA) {
|
|
Packit Service |
d1fe03 |
printf(FMT(" %-6s ","%s "), "in");
|
|
Packit Service |
d1fe03 |
printf(FMT("%-6s ","%s "), "out");
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
printf(FMT(" %-19s ","%s "), "source");
|
|
Packit Service |
d1fe03 |
printf(FMT(" %-19s "," %s "), "destination");
|
|
Packit Service |
d1fe03 |
printf("\n");
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
static int
|
|
Packit Service |
d1fe03 |
print_match(const struct xt_entry_match *m,
|
|
Packit Service |
d1fe03 |
const struct ip6t_ip6 *ip,
|
|
Packit Service |
d1fe03 |
int numeric)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
const char *name = m->u.user.name;
|
|
Packit Service |
d1fe03 |
const int revision = m->u.user.revision;
|
|
Packit Service |
d1fe03 |
struct xtables_match *match, *mt;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
match = xtables_find_match(name, XTF_TRY_LOAD, NULL);
|
|
Packit Service |
d1fe03 |
if (match) {
|
|
Packit Service |
d1fe03 |
mt = xtables_find_match_revision(name, XTF_TRY_LOAD,
|
|
Packit Service |
d1fe03 |
match, revision);
|
|
Packit Service |
d1fe03 |
if (mt && mt->print)
|
|
Packit Service |
d1fe03 |
mt->print(ip, m, numeric);
|
|
Packit Service |
d1fe03 |
else if (match->print)
|
|
Packit Service |
d1fe03 |
printf("%s%s ", match->name, unsupported_rev);
|
|
Packit Service |
d1fe03 |
else
|
|
Packit Service |
d1fe03 |
printf("%s ", match->name);
|
|
Packit Service |
d1fe03 |
} else {
|
|
Packit Service |
d1fe03 |
if (name[0])
|
|
Packit Service |
d1fe03 |
printf("UNKNOWN match `%s' ", name);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
/* Don't stop iterating. */
|
|
Packit Service |
d1fe03 |
return 0;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* e is called `fw' here for historical reasons */
|
|
Packit Service |
d1fe03 |
static void
|
|
Packit Service |
d1fe03 |
print_firewall(const struct ip6t_entry *fw,
|
|
Packit Service |
d1fe03 |
const char *targname,
|
|
Packit Service |
d1fe03 |
unsigned int num,
|
|
Packit Service |
d1fe03 |
unsigned int format,
|
|
Packit Service |
d1fe03 |
struct xtc_handle *const handle)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
struct xtables_target *target, *tg;
|
|
Packit Service |
d1fe03 |
const struct xt_entry_target *t;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (!ip6tc_is_chain(targname, handle))
|
|
Packit Service |
d1fe03 |
target = xtables_find_target(targname, XTF_TRY_LOAD);
|
|
Packit Service |
d1fe03 |
else
|
|
Packit Service |
d1fe03 |
target = xtables_find_target(XT_STANDARD_TARGET,
|
|
Packit Service |
d1fe03 |
XTF_LOAD_MUST_SUCCEED);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
t = ip6t_get_target((struct ip6t_entry *)fw);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (format & FMT_LINENUMBERS)
|
|
Packit Service |
d1fe03 |
printf(FMT("%-4u ", "%u "), num);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (!(format & FMT_NOCOUNTS)) {
|
|
Packit Service |
d1fe03 |
xtables_print_num(fw->counters.pcnt, format);
|
|
Packit Service |
d1fe03 |
xtables_print_num(fw->counters.bcnt, format);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (!(format & FMT_NOTARGET))
|
|
Packit Service |
d1fe03 |
printf(FMT("%-9s ", "%s "), targname);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
fputc(fw->ipv6.invflags & XT_INV_PROTO ? '!' : ' ', stdout);
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
const char *pname = proto_to_name(fw->ipv6.proto, format&FMT_NUMERIC);
|
|
Packit Service |
d1fe03 |
if (pname)
|
|
Packit Service |
d1fe03 |
printf(FMT("%-5s", "%s "), pname);
|
|
Packit Service |
d1fe03 |
else
|
|
Packit Service |
d1fe03 |
printf(FMT("%-5hu", "%hu "), fw->ipv6.proto);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (format & FMT_OPTIONS) {
|
|
Packit Service |
d1fe03 |
if (format & FMT_NOTABLE)
|
|
Packit Service |
d1fe03 |
fputs("opt ", stdout);
|
|
Packit Service |
d1fe03 |
fputc(' ', stdout); /* Invert flag of FRAG */
|
|
Packit Service |
d1fe03 |
fputc(' ', stdout); /* -f */
|
|
Packit Service |
d1fe03 |
fputc(' ', stdout);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
print_ifaces(fw->ipv6.iniface, fw->ipv6.outiface,
|
|
Packit Service |
d1fe03 |
fw->ipv6.invflags, format);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
print_ipv6_addresses(fw, format);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (format & FMT_NOTABLE)
|
|
Packit Service |
d1fe03 |
fputs(" ", stdout);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
#ifdef IP6T_F_GOTO
|
|
Packit Service |
d1fe03 |
if(fw->ipv6.flags & IP6T_F_GOTO)
|
|
Packit Service |
d1fe03 |
printf("[goto] ");
|
|
Packit Service |
d1fe03 |
#endif
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
IP6T_MATCH_ITERATE(fw, print_match, &fw->ipv6, format & FMT_NUMERIC);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (target) {
|
|
Packit Service |
d1fe03 |
const int revision = t->u.user.revision;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
tg = xtables_find_target_revision(targname, XTF_TRY_LOAD,
|
|
Packit Service |
d1fe03 |
target, revision);
|
|
Packit Service |
d1fe03 |
if (tg && tg->print)
|
|
Packit Service |
d1fe03 |
/* Print the target information. */
|
|
Packit Service |
d1fe03 |
tg->print(&fw->ipv6, t, format & FMT_NUMERIC);
|
|
Packit Service |
d1fe03 |
else if (target->print)
|
|
Packit Service |
d1fe03 |
printf(" %s%s", target->name, unsupported_rev);
|
|
Packit Service |
d1fe03 |
} else if (t->u.target_size != sizeof(*t))
|
|
Packit Service |
d1fe03 |
printf("[%u bytes of unknown target data] ",
|
|
Packit Service |
d1fe03 |
(unsigned int)(t->u.target_size - sizeof(*t)));
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (!(format & FMT_NONEWLINE))
|
|
Packit Service |
d1fe03 |
fputc('\n', stdout);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
static void
|
|
Packit Service |
d1fe03 |
print_firewall_line(const struct ip6t_entry *fw,
|
|
Packit Service |
d1fe03 |
struct xtc_handle *const h)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
struct xt_entry_target *t;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
t = ip6t_get_target((struct ip6t_entry *)fw);
|
|
Packit Service |
d1fe03 |
print_firewall(fw, t->u.user.name, 0, FMT_PRINT_RULE, h);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
static int
|
|
Packit Service |
d1fe03 |
append_entry(const xt_chainlabel chain,
|
|
Packit Service |
d1fe03 |
struct ip6t_entry *fw,
|
|
Packit Service |
d1fe03 |
unsigned int nsaddrs,
|
|
Packit Service |
d1fe03 |
const struct in6_addr saddrs[],
|
|
Packit Service |
d1fe03 |
const struct in6_addr smasks[],
|
|
Packit Service |
d1fe03 |
unsigned int ndaddrs,
|
|
Packit Service |
d1fe03 |
const struct in6_addr daddrs[],
|
|
Packit Service |
d1fe03 |
const struct in6_addr dmasks[],
|
|
Packit Service |
d1fe03 |
int verbose,
|
|
Packit Service |
d1fe03 |
struct xtc_handle *handle)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
unsigned int i, j;
|
|
Packit Service |
d1fe03 |
int ret = 1;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
for (i = 0; i < nsaddrs; i++) {
|
|
Packit Service |
d1fe03 |
fw->ipv6.src = saddrs[i];
|
|
Packit Service |
d1fe03 |
fw->ipv6.smsk = smasks[i];
|
|
Packit Service |
d1fe03 |
for (j = 0; j < ndaddrs; j++) {
|
|
Packit Service |
d1fe03 |
fw->ipv6.dst = daddrs[j];
|
|
Packit Service |
d1fe03 |
fw->ipv6.dmsk = dmasks[j];
|
|
Packit Service |
d1fe03 |
if (verbose)
|
|
Packit Service |
d1fe03 |
print_firewall_line(fw, handle);
|
|
Packit Service |
d1fe03 |
ret &= ip6tc_append_entry(chain, fw, handle);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
return ret;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
static int
|
|
Packit Service |
d1fe03 |
replace_entry(const xt_chainlabel chain,
|
|
Packit Service |
d1fe03 |
struct ip6t_entry *fw,
|
|
Packit Service |
d1fe03 |
unsigned int rulenum,
|
|
Packit Service |
d1fe03 |
const struct in6_addr *saddr, const struct in6_addr *smask,
|
|
Packit Service |
d1fe03 |
const struct in6_addr *daddr, const struct in6_addr *dmask,
|
|
Packit Service |
d1fe03 |
int verbose,
|
|
Packit Service |
d1fe03 |
struct xtc_handle *handle)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
fw->ipv6.src = *saddr;
|
|
Packit Service |
d1fe03 |
fw->ipv6.dst = *daddr;
|
|
Packit Service |
d1fe03 |
fw->ipv6.smsk = *smask;
|
|
Packit Service |
d1fe03 |
fw->ipv6.dmsk = *dmask;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (verbose)
|
|
Packit Service |
d1fe03 |
print_firewall_line(fw, handle);
|
|
Packit Service |
d1fe03 |
return ip6tc_replace_entry(chain, fw, rulenum, handle);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
static int
|
|
Packit Service |
d1fe03 |
insert_entry(const xt_chainlabel chain,
|
|
Packit Service |
d1fe03 |
struct ip6t_entry *fw,
|
|
Packit Service |
d1fe03 |
unsigned int rulenum,
|
|
Packit Service |
d1fe03 |
unsigned int nsaddrs,
|
|
Packit Service |
d1fe03 |
const struct in6_addr saddrs[],
|
|
Packit Service |
d1fe03 |
const struct in6_addr smasks[],
|
|
Packit Service |
d1fe03 |
unsigned int ndaddrs,
|
|
Packit Service |
d1fe03 |
const struct in6_addr daddrs[],
|
|
Packit Service |
d1fe03 |
const struct in6_addr dmasks[],
|
|
Packit Service |
d1fe03 |
int verbose,
|
|
Packit Service |
d1fe03 |
struct xtc_handle *handle)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
unsigned int i, j;
|
|
Packit Service |
d1fe03 |
int ret = 1;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
for (i = 0; i < nsaddrs; i++) {
|
|
Packit Service |
d1fe03 |
fw->ipv6.src = saddrs[i];
|
|
Packit Service |
d1fe03 |
fw->ipv6.smsk = smasks[i];
|
|
Packit Service |
d1fe03 |
for (j = 0; j < ndaddrs; j++) {
|
|
Packit Service |
d1fe03 |
fw->ipv6.dst = daddrs[j];
|
|
Packit Service |
d1fe03 |
fw->ipv6.dmsk = dmasks[j];
|
|
Packit Service |
d1fe03 |
if (verbose)
|
|
Packit Service |
d1fe03 |
print_firewall_line(fw, handle);
|
|
Packit Service |
d1fe03 |
ret &= ip6tc_insert_entry(chain, fw, rulenum, handle);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
return ret;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
static unsigned char *
|
|
Packit Service |
d1fe03 |
make_delete_mask(const struct xtables_rule_match *matches,
|
|
Packit Service |
d1fe03 |
const struct xtables_target *target)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
/* Establish mask for comparison */
|
|
Packit Service |
d1fe03 |
unsigned int size;
|
|
Packit Service |
d1fe03 |
const struct xtables_rule_match *matchp;
|
|
Packit Service |
d1fe03 |
unsigned char *mask, *mptr;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
size = sizeof(struct ip6t_entry);
|
|
Packit Service |
d1fe03 |
for (matchp = matches; matchp; matchp = matchp->next)
|
|
Packit Service |
d1fe03 |
size += XT_ALIGN(sizeof(struct xt_entry_match)) + matchp->match->size;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
mask = xtables_calloc(1, size
|
|
Packit Service |
d1fe03 |
+ XT_ALIGN(sizeof(struct xt_entry_target))
|
|
Packit Service |
d1fe03 |
+ target->size);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
memset(mask, 0xFF, sizeof(struct ip6t_entry));
|
|
Packit Service |
d1fe03 |
mptr = mask + sizeof(struct ip6t_entry);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
for (matchp = matches; matchp; matchp = matchp->next) {
|
|
Packit Service |
d1fe03 |
memset(mptr, 0xFF,
|
|
Packit Service |
d1fe03 |
XT_ALIGN(sizeof(struct xt_entry_match))
|
|
Packit Service |
d1fe03 |
+ matchp->match->userspacesize);
|
|
Packit Service |
d1fe03 |
mptr += XT_ALIGN(sizeof(struct xt_entry_match)) + matchp->match->size;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
memset(mptr, 0xFF,
|
|
Packit Service |
d1fe03 |
XT_ALIGN(sizeof(struct xt_entry_target))
|
|
Packit Service |
d1fe03 |
+ target->userspacesize);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
return mask;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
static int
|
|
Packit Service |
d1fe03 |
delete_entry(const xt_chainlabel chain,
|
|
Packit Service |
d1fe03 |
struct ip6t_entry *fw,
|
|
Packit Service |
d1fe03 |
unsigned int nsaddrs,
|
|
Packit Service |
d1fe03 |
const struct in6_addr saddrs[],
|
|
Packit Service |
d1fe03 |
const struct in6_addr smasks[],
|
|
Packit Service |
d1fe03 |
unsigned int ndaddrs,
|
|
Packit Service |
d1fe03 |
const struct in6_addr daddrs[],
|
|
Packit Service |
d1fe03 |
const struct in6_addr dmasks[],
|
|
Packit Service |
d1fe03 |
int verbose,
|
|
Packit Service |
d1fe03 |
struct xtc_handle *handle,
|
|
Packit Service |
d1fe03 |
struct xtables_rule_match *matches,
|
|
Packit Service |
d1fe03 |
const struct xtables_target *target)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
unsigned int i, j;
|
|
Packit Service |
d1fe03 |
int ret = 1;
|
|
Packit Service |
d1fe03 |
unsigned char *mask;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
mask = make_delete_mask(matches, target);
|
|
Packit Service |
d1fe03 |
for (i = 0; i < nsaddrs; i++) {
|
|
Packit Service |
d1fe03 |
fw->ipv6.src = saddrs[i];
|
|
Packit Service |
d1fe03 |
fw->ipv6.smsk = smasks[i];
|
|
Packit Service |
d1fe03 |
for (j = 0; j < ndaddrs; j++) {
|
|
Packit Service |
d1fe03 |
fw->ipv6.dst = daddrs[j];
|
|
Packit Service |
d1fe03 |
fw->ipv6.dmsk = dmasks[j];
|
|
Packit Service |
d1fe03 |
if (verbose)
|
|
Packit Service |
d1fe03 |
print_firewall_line(fw, handle);
|
|
Packit Service |
d1fe03 |
ret &= ip6tc_delete_entry(chain, fw, mask, handle);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
free(mask);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
return ret;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
static int
|
|
Packit Service |
d1fe03 |
check_entry(const xt_chainlabel chain, struct ip6t_entry *fw,
|
|
Packit Service |
d1fe03 |
unsigned int nsaddrs, const struct in6_addr *saddrs,
|
|
Packit Service |
d1fe03 |
const struct in6_addr *smasks, unsigned int ndaddrs,
|
|
Packit Service |
d1fe03 |
const struct in6_addr *daddrs, const struct in6_addr *dmasks,
|
|
Packit Service |
d1fe03 |
bool verbose, struct xtc_handle *handle,
|
|
Packit Service |
d1fe03 |
struct xtables_rule_match *matches,
|
|
Packit Service |
d1fe03 |
const struct xtables_target *target)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
unsigned int i, j;
|
|
Packit Service |
d1fe03 |
int ret = 1;
|
|
Packit Service |
d1fe03 |
unsigned char *mask;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
mask = make_delete_mask(matches, target);
|
|
Packit Service |
d1fe03 |
for (i = 0; i < nsaddrs; i++) {
|
|
Packit Service |
d1fe03 |
fw->ipv6.src = saddrs[i];
|
|
Packit Service |
d1fe03 |
fw->ipv6.smsk = smasks[i];
|
|
Packit Service |
d1fe03 |
for (j = 0; j < ndaddrs; j++) {
|
|
Packit Service |
d1fe03 |
fw->ipv6.dst = daddrs[j];
|
|
Packit Service |
d1fe03 |
fw->ipv6.dmsk = dmasks[j];
|
|
Packit Service |
d1fe03 |
if (verbose)
|
|
Packit Service |
d1fe03 |
print_firewall_line(fw, handle);
|
|
Packit Service |
d1fe03 |
ret &= ip6tc_check_entry(chain, fw, mask, handle);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
free(mask);
|
|
Packit Service |
d1fe03 |
return ret;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
int
|
|
Packit Service |
d1fe03 |
for_each_chain6(int (*fn)(const xt_chainlabel, int, struct xtc_handle *),
|
|
Packit Service |
d1fe03 |
int verbose, int builtinstoo, struct xtc_handle *handle)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
int ret = 1;
|
|
Packit Service |
d1fe03 |
const char *chain;
|
|
Packit Service |
d1fe03 |
char *chains;
|
|
Packit Service |
d1fe03 |
unsigned int i, chaincount = 0;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
chain = ip6tc_first_chain(handle);
|
|
Packit Service |
d1fe03 |
while (chain) {
|
|
Packit Service |
d1fe03 |
chaincount++;
|
|
Packit Service |
d1fe03 |
chain = ip6tc_next_chain(handle);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
chains = xtables_malloc(sizeof(xt_chainlabel) * chaincount);
|
|
Packit Service |
d1fe03 |
i = 0;
|
|
Packit Service |
d1fe03 |
chain = ip6tc_first_chain(handle);
|
|
Packit Service |
d1fe03 |
while (chain) {
|
|
Packit Service |
d1fe03 |
strcpy(chains + i*sizeof(xt_chainlabel), chain);
|
|
Packit Service |
d1fe03 |
i++;
|
|
Packit Service |
d1fe03 |
chain = ip6tc_next_chain(handle);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
for (i = 0; i < chaincount; i++) {
|
|
Packit Service |
d1fe03 |
if (!builtinstoo
|
|
Packit Service |
d1fe03 |
&& ip6tc_builtin(chains + i*sizeof(xt_chainlabel),
|
|
Packit Service |
d1fe03 |
handle) == 1)
|
|
Packit Service |
d1fe03 |
continue;
|
|
Packit Service |
d1fe03 |
ret &= fn(chains + i*sizeof(xt_chainlabel), verbose, handle);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
free(chains);
|
|
Packit Service |
d1fe03 |
return ret;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
int
|
|
Packit Service |
d1fe03 |
flush_entries6(const xt_chainlabel chain, int verbose,
|
|
Packit Service |
d1fe03 |
struct xtc_handle *handle)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
if (!chain)
|
|
Packit Service |
d1fe03 |
return for_each_chain6(flush_entries6, verbose, 1, handle);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (verbose)
|
|
Packit Service |
d1fe03 |
fprintf(stdout, "Flushing chain `%s'\n", chain);
|
|
Packit Service |
d1fe03 |
return ip6tc_flush_entries(chain, handle);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
static int
|
|
Packit Service |
d1fe03 |
zero_entries(const xt_chainlabel chain, int verbose,
|
|
Packit Service |
d1fe03 |
struct xtc_handle *handle)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
if (!chain)
|
|
Packit Service |
d1fe03 |
return for_each_chain6(zero_entries, verbose, 1, handle);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (verbose)
|
|
Packit Service |
d1fe03 |
fprintf(stdout, "Zeroing chain `%s'\n", chain);
|
|
Packit Service |
d1fe03 |
return ip6tc_zero_entries(chain, handle);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
int
|
|
Packit Service |
d1fe03 |
delete_chain6(const xt_chainlabel chain, int verbose,
|
|
Packit Service |
d1fe03 |
struct xtc_handle *handle)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
if (!chain)
|
|
Packit Service |
d1fe03 |
return for_each_chain6(delete_chain6, verbose, 0, handle);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (verbose)
|
|
Packit Service |
d1fe03 |
fprintf(stdout, "Deleting chain `%s'\n", chain);
|
|
Packit Service |
d1fe03 |
return ip6tc_delete_chain(chain, handle);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
static int
|
|
Packit Service |
d1fe03 |
list_entries(const xt_chainlabel chain, int rulenum, int verbose, int numeric,
|
|
Packit Service |
d1fe03 |
int expanded, int linenumbers, struct xtc_handle *handle)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
int found = 0;
|
|
Packit Service |
d1fe03 |
unsigned int format;
|
|
Packit Service |
d1fe03 |
const char *this;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
format = FMT_OPTIONS;
|
|
Packit Service |
d1fe03 |
if (!verbose)
|
|
Packit Service |
d1fe03 |
format |= FMT_NOCOUNTS;
|
|
Packit Service |
d1fe03 |
else
|
|
Packit Service |
d1fe03 |
format |= FMT_VIA;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (numeric)
|
|
Packit Service |
d1fe03 |
format |= FMT_NUMERIC;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (!expanded)
|
|
Packit Service |
d1fe03 |
format |= FMT_KILOMEGAGIGA;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (linenumbers)
|
|
Packit Service |
d1fe03 |
format |= FMT_LINENUMBERS;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
for (this = ip6tc_first_chain(handle);
|
|
Packit Service |
d1fe03 |
this;
|
|
Packit Service |
d1fe03 |
this = ip6tc_next_chain(handle)) {
|
|
Packit Service |
d1fe03 |
const struct ip6t_entry *i;
|
|
Packit Service |
d1fe03 |
unsigned int num;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (chain && strcmp(chain, this) != 0)
|
|
Packit Service |
d1fe03 |
continue;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (found) printf("\n");
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (!rulenum)
|
|
Packit Service |
d1fe03 |
print_header(format, this, handle);
|
|
Packit Service |
d1fe03 |
i = ip6tc_first_rule(this, handle);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
num = 0;
|
|
Packit Service |
d1fe03 |
while (i) {
|
|
Packit Service |
d1fe03 |
num++;
|
|
Packit Service |
d1fe03 |
if (!rulenum || num == rulenum)
|
|
Packit Service |
d1fe03 |
print_firewall(i,
|
|
Packit Service |
d1fe03 |
ip6tc_get_target(i, handle),
|
|
Packit Service |
d1fe03 |
num,
|
|
Packit Service |
d1fe03 |
format,
|
|
Packit Service |
d1fe03 |
handle);
|
|
Packit Service |
d1fe03 |
i = ip6tc_next_rule(i, handle);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
found = 1;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
errno = ENOENT;
|
|
Packit Service |
d1fe03 |
return found;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* This assumes that mask is contiguous, and byte-bounded. */
|
|
Packit Service |
d1fe03 |
static void
|
|
Packit Service |
d1fe03 |
print_iface(char letter, const char *iface, const unsigned char *mask,
|
|
Packit Service |
d1fe03 |
int invert)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
unsigned int i;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (mask[0] == 0)
|
|
Packit Service |
d1fe03 |
return;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
printf("%s -%c ", invert ? " !" : "", letter);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
for (i = 0; i < IFNAMSIZ; i++) {
|
|
Packit Service |
d1fe03 |
if (mask[i] != 0) {
|
|
Packit Service |
d1fe03 |
if (iface[i] != '\0')
|
|
Packit Service |
d1fe03 |
printf("%c", iface[i]);
|
|
Packit Service |
d1fe03 |
} else {
|
|
Packit Service |
d1fe03 |
/* we can access iface[i-1] here, because
|
|
Packit Service |
d1fe03 |
* a few lines above we make sure that mask[0] != 0 */
|
|
Packit Service |
d1fe03 |
if (iface[i-1] != '\0')
|
|
Packit Service |
d1fe03 |
printf("+");
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* The ip6tables looks up the /etc/protocols. */
|
|
Packit Service |
d1fe03 |
static void print_proto(uint16_t proto, int invert)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
if (proto) {
|
|
Packit Service |
d1fe03 |
unsigned int i;
|
|
Packit Service |
d1fe03 |
const char *invertstr = invert ? " !" : "";
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
const struct protoent *pent = getprotobynumber(proto);
|
|
Packit Service |
d1fe03 |
if (pent) {
|
|
Packit Service |
d1fe03 |
printf("%s -p %s",
|
|
Packit Service |
d1fe03 |
invertstr, pent->p_name);
|
|
Packit Service |
d1fe03 |
return;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
for (i = 0; xtables_chain_protos[i].name != NULL; ++i)
|
|
Packit Service |
d1fe03 |
if (xtables_chain_protos[i].num == proto) {
|
|
Packit Service |
d1fe03 |
printf("%s -p %s",
|
|
Packit Service |
d1fe03 |
invertstr, xtables_chain_protos[i].name);
|
|
Packit Service |
d1fe03 |
return;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
printf("%s -p %u", invertstr, proto);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
static int print_match_save(const struct xt_entry_match *e,
|
|
Packit Service |
d1fe03 |
const struct ip6t_ip6 *ip)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
const char *name = e->u.user.name;
|
|
Packit Service |
d1fe03 |
const int revision = e->u.user.revision;
|
|
Packit Service |
d1fe03 |
struct xtables_match *match, *mt, *mt2;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
match = xtables_find_match(name, XTF_TRY_LOAD, NULL);
|
|
Packit Service |
d1fe03 |
if (match) {
|
|
Packit Service |
d1fe03 |
mt = mt2 = xtables_find_match_revision(name, XTF_TRY_LOAD,
|
|
Packit Service |
d1fe03 |
match, revision);
|
|
Packit Service |
d1fe03 |
if (!mt2)
|
|
Packit Service |
d1fe03 |
mt2 = match;
|
|
Packit Service |
d1fe03 |
printf(" -m %s", mt2->alias ? mt2->alias(e) : name);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* some matches don't provide a save function */
|
|
Packit Service |
d1fe03 |
if (mt && mt->save)
|
|
Packit Service |
d1fe03 |
mt->save(ip, e);
|
|
Packit Service |
d1fe03 |
else if (match->save)
|
|
Packit Service |
d1fe03 |
printf(unsupported_rev);
|
|
Packit Service |
d1fe03 |
} else {
|
|
Packit Service |
d1fe03 |
if (e->u.match_size) {
|
|
Packit Service |
d1fe03 |
fprintf(stderr,
|
|
Packit Service |
d1fe03 |
"Can't find library for match `%s'\n",
|
|
Packit Service |
d1fe03 |
name);
|
|
Packit Service |
d1fe03 |
exit(1);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
return 0;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* Print a given ip including mask if necessary. */
|
|
Packit Service |
d1fe03 |
static void print_ip(const char *prefix, const struct in6_addr *ip,
|
|
Packit Service |
d1fe03 |
const struct in6_addr *mask, int invert)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
char buf[51];
|
|
Packit Service |
d1fe03 |
int l = xtables_ip6mask_to_cidr(mask);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (l == 0 && !invert)
|
|
Packit Service |
d1fe03 |
return;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
printf("%s %s %s",
|
|
Packit Service |
d1fe03 |
invert ? " !" : "",
|
|
Packit Service |
d1fe03 |
prefix,
|
|
Packit Service |
d1fe03 |
inet_ntop(AF_INET6, ip, buf, sizeof buf));
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (l == -1)
|
|
Packit Service |
d1fe03 |
printf("/%s", inet_ntop(AF_INET6, mask, buf, sizeof buf));
|
|
Packit Service |
d1fe03 |
else
|
|
Packit Service |
d1fe03 |
printf("/%d", l);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* We want this to be readable, so only print out necessary fields.
|
|
Packit Service |
d1fe03 |
* Because that's the kind of world I want to live in.
|
|
Packit Service |
d1fe03 |
*/
|
|
Packit Service |
d1fe03 |
void print_rule6(const struct ip6t_entry *e,
|
|
Packit Service |
d1fe03 |
struct xtc_handle *h, const char *chain, int counters)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
const struct xt_entry_target *t;
|
|
Packit Service |
d1fe03 |
const char *target_name;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* print counters for iptables-save */
|
|
Packit Service |
d1fe03 |
if (counters > 0)
|
|
Packit Service |
d1fe03 |
printf("[%llu:%llu] ", (unsigned long long)e->counters.pcnt, (unsigned long long)e->counters.bcnt);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* print chain name */
|
|
Packit Service |
d1fe03 |
printf("-A %s", chain);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* Print IP part. */
|
|
Packit Service |
d1fe03 |
print_ip("-s", &(e->ipv6.src), &(e->ipv6.smsk),
|
|
Packit Service |
d1fe03 |
e->ipv6.invflags & IP6T_INV_SRCIP);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
print_ip("-d", &(e->ipv6.dst), &(e->ipv6.dmsk),
|
|
Packit Service |
d1fe03 |
e->ipv6.invflags & IP6T_INV_DSTIP);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
print_iface('i', e->ipv6.iniface, e->ipv6.iniface_mask,
|
|
Packit Service |
d1fe03 |
e->ipv6.invflags & IP6T_INV_VIA_IN);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
print_iface('o', e->ipv6.outiface, e->ipv6.outiface_mask,
|
|
Packit Service |
d1fe03 |
e->ipv6.invflags & IP6T_INV_VIA_OUT);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
print_proto(e->ipv6.proto, e->ipv6.invflags & XT_INV_PROTO);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
#if 0
|
|
Packit Service |
d1fe03 |
/* not definied in ipv6
|
|
Packit Service |
d1fe03 |
* FIXME: linux/netfilter_ipv6/ip6_tables: IP6T_INV_FRAG why definied? */
|
|
Packit Service |
d1fe03 |
if (e->ipv6.flags & IPT_F_FRAG)
|
|
Packit Service |
d1fe03 |
printf("%s -f",
|
|
Packit Service |
d1fe03 |
e->ipv6.invflags & IP6T_INV_FRAG ? " !" : "");
|
|
Packit Service |
d1fe03 |
#endif
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (e->ipv6.flags & IP6T_F_TOS)
|
|
Packit Service |
d1fe03 |
printf("%s -? %d",
|
|
Packit Service |
d1fe03 |
e->ipv6.invflags & IP6T_INV_TOS ? " !" : "",
|
|
Packit Service |
d1fe03 |
e->ipv6.tos);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* Print matchinfo part */
|
|
Packit Service |
d1fe03 |
if (e->target_offset) {
|
|
Packit Service |
d1fe03 |
IP6T_MATCH_ITERATE(e, print_match_save, &e->ipv6);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* print counters for iptables -R */
|
|
Packit Service |
d1fe03 |
if (counters < 0)
|
|
Packit Service |
d1fe03 |
printf(" -c %llu %llu", (unsigned long long)e->counters.pcnt, (unsigned long long)e->counters.bcnt);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* Print target name and targinfo part */
|
|
Packit Service |
d1fe03 |
target_name = ip6tc_get_target(e, h);
|
|
Packit Service |
d1fe03 |
t = ip6t_get_target((struct ip6t_entry *)e);
|
|
Packit Service |
d1fe03 |
if (t->u.user.name[0]) {
|
|
Packit Service |
d1fe03 |
const char *name = t->u.user.name;
|
|
Packit Service |
d1fe03 |
const int revision = t->u.user.revision;
|
|
Packit Service |
d1fe03 |
struct xtables_target *target, *tg, *tg2;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
target = xtables_find_target(name, XTF_TRY_LOAD);
|
|
Packit Service |
d1fe03 |
if (!target) {
|
|
Packit Service |
d1fe03 |
fprintf(stderr, "Can't find library for target `%s'\n",
|
|
Packit Service |
d1fe03 |
name);
|
|
Packit Service |
d1fe03 |
exit(1);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
tg = tg2 = xtables_find_target_revision(name, XTF_TRY_LOAD,
|
|
Packit Service |
d1fe03 |
target, revision);
|
|
Packit Service |
d1fe03 |
if (!tg2)
|
|
Packit Service |
d1fe03 |
tg2 = target;
|
|
Packit Service |
d1fe03 |
printf(" -j %s", tg2->alias ? tg2->alias(t) : target_name);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (tg && tg->save)
|
|
Packit Service |
d1fe03 |
tg->save(&e->ipv6, t);
|
|
Packit Service |
d1fe03 |
else if (target->save)
|
|
Packit Service |
d1fe03 |
printf(unsupported_rev);
|
|
Packit Service |
d1fe03 |
else {
|
|
Packit Service |
d1fe03 |
/* If the target size is greater than xt_entry_target
|
|
Packit Service |
d1fe03 |
* there is something to be saved, we just don't know
|
|
Packit Service |
d1fe03 |
* how to print it */
|
|
Packit Service |
d1fe03 |
if (t->u.target_size !=
|
|
Packit Service |
d1fe03 |
sizeof(struct xt_entry_target)) {
|
|
Packit Service |
d1fe03 |
fprintf(stderr, "Target `%s' is missing "
|
|
Packit Service |
d1fe03 |
"save function\n",
|
|
Packit Service |
d1fe03 |
name);
|
|
Packit Service |
d1fe03 |
exit(1);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
} else if (target_name && (*target_name != '\0'))
|
|
Packit Service |
d1fe03 |
#ifdef IP6T_F_GOTO
|
|
Packit Service |
d1fe03 |
printf(" -%c %s", e->ipv6.flags & IP6T_F_GOTO ? 'g' : 'j', target_name);
|
|
Packit Service |
d1fe03 |
#else
|
|
Packit Service |
d1fe03 |
printf(" -j %s", target_name);
|
|
Packit Service |
d1fe03 |
#endif
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
printf("\n");
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
static int
|
|
Packit Service |
d1fe03 |
list_rules(const xt_chainlabel chain, int rulenum, int counters,
|
|
Packit Service |
d1fe03 |
struct xtc_handle *handle)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
const char *this = NULL;
|
|
Packit Service |
d1fe03 |
int found = 0;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (counters)
|
|
Packit Service |
d1fe03 |
counters = -1; /* iptables -c format */
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* Dump out chain names first,
|
|
Packit Service |
d1fe03 |
* thereby preventing dependency conflicts */
|
|
Packit Service |
d1fe03 |
if (!rulenum) for (this = ip6tc_first_chain(handle);
|
|
Packit Service |
d1fe03 |
this;
|
|
Packit Service |
d1fe03 |
this = ip6tc_next_chain(handle)) {
|
|
Packit Service |
d1fe03 |
if (chain && strcmp(this, chain) != 0)
|
|
Packit Service |
d1fe03 |
continue;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (ip6tc_builtin(this, handle)) {
|
|
Packit Service |
d1fe03 |
struct xt_counters count;
|
|
Packit Service |
d1fe03 |
printf("-P %s %s", this, ip6tc_get_policy(this, &count, handle));
|
|
Packit Service |
d1fe03 |
if (counters)
|
|
Packit Service |
d1fe03 |
printf(" -c %llu %llu", (unsigned long long)count.pcnt, (unsigned long long)count.bcnt);
|
|
Packit Service |
d1fe03 |
printf("\n");
|
|
Packit Service |
d1fe03 |
} else {
|
|
Packit Service |
d1fe03 |
printf("-N %s\n", this);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
for (this = ip6tc_first_chain(handle);
|
|
Packit Service |
d1fe03 |
this;
|
|
Packit Service |
d1fe03 |
this = ip6tc_next_chain(handle)) {
|
|
Packit Service |
d1fe03 |
const struct ip6t_entry *e;
|
|
Packit Service |
d1fe03 |
int num = 0;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (chain && strcmp(this, chain) != 0)
|
|
Packit Service |
d1fe03 |
continue;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* Dump out rules */
|
|
Packit Service |
d1fe03 |
e = ip6tc_first_rule(this, handle);
|
|
Packit Service |
d1fe03 |
while(e) {
|
|
Packit Service |
d1fe03 |
num++;
|
|
Packit Service |
d1fe03 |
if (!rulenum || num == rulenum)
|
|
Packit Service |
d1fe03 |
print_rule6(e, handle, this, counters);
|
|
Packit Service |
d1fe03 |
e = ip6tc_next_rule(e, handle);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
found = 1;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
errno = ENOENT;
|
|
Packit Service |
d1fe03 |
return found;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
static struct ip6t_entry *
|
|
Packit Service |
d1fe03 |
generate_entry(const struct ip6t_entry *fw,
|
|
Packit Service |
d1fe03 |
struct xtables_rule_match *matches,
|
|
Packit Service |
d1fe03 |
struct xt_entry_target *target)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
unsigned int size;
|
|
Packit Service |
d1fe03 |
struct xtables_rule_match *matchp;
|
|
Packit Service |
d1fe03 |
struct ip6t_entry *e;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
size = sizeof(struct ip6t_entry);
|
|
Packit Service |
d1fe03 |
for (matchp = matches; matchp; matchp = matchp->next)
|
|
Packit Service |
d1fe03 |
size += matchp->match->m->u.match_size;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
e = xtables_malloc(size + target->u.target_size);
|
|
Packit Service |
d1fe03 |
*e = *fw;
|
|
Packit Service |
d1fe03 |
e->target_offset = size;
|
|
Packit Service |
d1fe03 |
e->next_offset = size + target->u.target_size;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
size = 0;
|
|
Packit Service |
d1fe03 |
for (matchp = matches; matchp; matchp = matchp->next) {
|
|
Packit Service |
d1fe03 |
memcpy(e->elems + size, matchp->match->m, matchp->match->m->u.match_size);
|
|
Packit Service |
d1fe03 |
size += matchp->match->m->u.match_size;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
memcpy(e->elems + size, target, target->u.target_size);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
return e;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
int do_command6(int argc, char *argv[], char **table,
|
|
Packit Service |
d1fe03 |
struct xtc_handle **handle, bool restore)
|
|
Packit Service |
d1fe03 |
{
|
|
Packit Service |
d1fe03 |
struct iptables_command_state cs = {
|
|
Packit Service |
d1fe03 |
.jumpto = "",
|
|
Packit Service |
d1fe03 |
.argv = argv,
|
|
Packit Service |
d1fe03 |
};
|
|
Packit Service |
d1fe03 |
struct ip6t_entry *e = NULL;
|
|
Packit Service |
d1fe03 |
unsigned int nsaddrs = 0, ndaddrs = 0;
|
|
Packit Service |
d1fe03 |
struct in6_addr *saddrs = NULL, *daddrs = NULL;
|
|
Packit Service |
d1fe03 |
struct in6_addr *smasks = NULL, *dmasks = NULL;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
int verbose = 0;
|
|
Packit Service |
d1fe03 |
int wait = 0;
|
|
Packit Service |
d1fe03 |
struct timeval wait_interval = {
|
|
Packit Service |
d1fe03 |
.tv_sec = 1,
|
|
Packit Service |
d1fe03 |
};
|
|
Packit Service |
d1fe03 |
bool wait_interval_set = false;
|
|
Packit Service |
d1fe03 |
const char *chain = NULL;
|
|
Packit Service |
d1fe03 |
const char *shostnetworkmask = NULL, *dhostnetworkmask = NULL;
|
|
Packit Service |
d1fe03 |
const char *policy = NULL, *newname = NULL;
|
|
Packit Service |
d1fe03 |
unsigned int rulenum = 0, command = 0;
|
|
Packit Service |
d1fe03 |
const char *pcnt = NULL, *bcnt = NULL;
|
|
Packit Service |
d1fe03 |
int ret = 1;
|
|
Packit Service |
d1fe03 |
struct xtables_match *m;
|
|
Packit Service |
d1fe03 |
struct xtables_rule_match *matchp;
|
|
Packit Service |
d1fe03 |
struct xtables_target *t;
|
|
Packit Service |
d1fe03 |
unsigned long long cnt;
|
|
Packit Service |
d1fe03 |
bool table_set = false;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* re-set optind to 0 in case do_command6 gets called
|
|
Packit Service |
d1fe03 |
* a second time */
|
|
Packit Service |
d1fe03 |
optind = 0;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* clear mflags in case do_command6 gets called a second time
|
|
Packit Service |
d1fe03 |
* (we clear the global list of all matches for security)*/
|
|
Packit Service |
d1fe03 |
for (m = xtables_matches; m; m = m->next)
|
|
Packit Service |
d1fe03 |
m->mflags = 0;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
for (t = xtables_targets; t; t = t->next) {
|
|
Packit Service |
d1fe03 |
t->tflags = 0;
|
|
Packit Service |
d1fe03 |
t->used = 0;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* Suppress error messages: we may add new options if we
|
|
Packit Service |
d1fe03 |
demand-load a protocol. */
|
|
Packit Service |
d1fe03 |
opterr = 0;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
opts = xt_params->orig_opts;
|
|
Packit Service |
d1fe03 |
while ((cs.c = getopt_long(argc, argv,
|
|
Packit Service |
d1fe03 |
"-:A:C:D:R:I:L::S::M:F::Z::N:X::E:P:Vh::o:p:s:d:j:i:bvw::W::nt:m:xc:g:46",
|
|
Packit Service |
d1fe03 |
opts, NULL)) != -1) {
|
|
Packit Service |
d1fe03 |
switch (cs.c) {
|
|
Packit Service |
d1fe03 |
/*
|
|
Packit Service |
d1fe03 |
* Command selection
|
|
Packit Service |
d1fe03 |
*/
|
|
Packit Service |
d1fe03 |
case 'A':
|
|
Packit Service |
d1fe03 |
add_command(&command, CMD_APPEND, CMD_NONE,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
chain = optarg;
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'C':
|
|
Packit Service |
d1fe03 |
add_command(&command, CMD_CHECK, CMD_NONE,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
chain = optarg;
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'D':
|
|
Packit Service |
d1fe03 |
add_command(&command, CMD_DELETE, CMD_NONE,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
chain = optarg;
|
|
Packit Service |
d1fe03 |
if (xs_has_arg(argc, argv)) {
|
|
Packit Service |
d1fe03 |
rulenum = parse_rulenumber(argv[optind++]);
|
|
Packit Service |
d1fe03 |
command = CMD_DELETE_NUM;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'R':
|
|
Packit Service |
d1fe03 |
add_command(&command, CMD_REPLACE, CMD_NONE,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
chain = optarg;
|
|
Packit Service |
d1fe03 |
if (xs_has_arg(argc, argv))
|
|
Packit Service |
d1fe03 |
rulenum = parse_rulenumber(argv[optind++]);
|
|
Packit Service |
d1fe03 |
else
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"-%c requires a rule number",
|
|
Packit Service |
d1fe03 |
cmd2char(CMD_REPLACE));
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'I':
|
|
Packit Service |
d1fe03 |
add_command(&command, CMD_INSERT, CMD_NONE,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
chain = optarg;
|
|
Packit Service |
d1fe03 |
if (xs_has_arg(argc, argv))
|
|
Packit Service |
d1fe03 |
rulenum = parse_rulenumber(argv[optind++]);
|
|
Packit Service |
d1fe03 |
else rulenum = 1;
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'L':
|
|
Packit Service |
d1fe03 |
add_command(&command, CMD_LIST,
|
|
Packit Service |
d1fe03 |
CMD_ZERO | CMD_ZERO_NUM, cs.invert);
|
|
Packit Service |
d1fe03 |
if (optarg) chain = optarg;
|
|
Packit Service |
d1fe03 |
else if (xs_has_arg(argc, argv))
|
|
Packit Service |
d1fe03 |
chain = argv[optind++];
|
|
Packit Service |
d1fe03 |
if (xs_has_arg(argc, argv))
|
|
Packit Service |
d1fe03 |
rulenum = parse_rulenumber(argv[optind++]);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'S':
|
|
Packit Service |
d1fe03 |
add_command(&command, CMD_LIST_RULES,
|
|
Packit Service |
d1fe03 |
CMD_ZERO | CMD_ZERO_NUM, cs.invert);
|
|
Packit Service |
d1fe03 |
if (optarg) chain = optarg;
|
|
Packit Service |
d1fe03 |
else if (xs_has_arg(argc, argv))
|
|
Packit Service |
d1fe03 |
chain = argv[optind++];
|
|
Packit Service |
d1fe03 |
if (xs_has_arg(argc, argv))
|
|
Packit Service |
d1fe03 |
rulenum = parse_rulenumber(argv[optind++]);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'F':
|
|
Packit Service |
d1fe03 |
add_command(&command, CMD_FLUSH, CMD_NONE,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
if (optarg) chain = optarg;
|
|
Packit Service |
d1fe03 |
else if (xs_has_arg(argc, argv))
|
|
Packit Service |
d1fe03 |
chain = argv[optind++];
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'Z':
|
|
Packit Service |
d1fe03 |
add_command(&command, CMD_ZERO, CMD_LIST|CMD_LIST_RULES,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
if (optarg) chain = optarg;
|
|
Packit Service |
d1fe03 |
else if (xs_has_arg(argc, argv))
|
|
Packit Service |
d1fe03 |
chain = argv[optind++];
|
|
Packit Service |
d1fe03 |
if (xs_has_arg(argc, argv)) {
|
|
Packit Service |
d1fe03 |
rulenum = parse_rulenumber(argv[optind++]);
|
|
Packit Service |
d1fe03 |
command = CMD_ZERO_NUM;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'N':
|
|
Packit Service |
d1fe03 |
parse_chain(optarg);
|
|
Packit Service |
d1fe03 |
add_command(&command, CMD_NEW_CHAIN, CMD_NONE,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
chain = optarg;
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'X':
|
|
Packit Service |
d1fe03 |
add_command(&command, CMD_DELETE_CHAIN, CMD_NONE,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
if (optarg) chain = optarg;
|
|
Packit Service |
d1fe03 |
else if (xs_has_arg(argc, argv))
|
|
Packit Service |
d1fe03 |
chain = argv[optind++];
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'E':
|
|
Packit Service |
d1fe03 |
add_command(&command, CMD_RENAME_CHAIN, CMD_NONE,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
chain = optarg;
|
|
Packit Service |
d1fe03 |
if (xs_has_arg(argc, argv))
|
|
Packit Service |
d1fe03 |
newname = argv[optind++];
|
|
Packit Service |
d1fe03 |
else
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"-%c requires old-chain-name and "
|
|
Packit Service |
d1fe03 |
"new-chain-name",
|
|
Packit Service |
d1fe03 |
cmd2char(CMD_RENAME_CHAIN));
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'P':
|
|
Packit Service |
d1fe03 |
add_command(&command, CMD_SET_POLICY, CMD_NONE,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
chain = optarg;
|
|
Packit Service |
d1fe03 |
if (xs_has_arg(argc, argv))
|
|
Packit Service |
d1fe03 |
policy = argv[optind++];
|
|
Packit Service |
d1fe03 |
else
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"-%c requires a chain and a policy",
|
|
Packit Service |
d1fe03 |
cmd2char(CMD_SET_POLICY));
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'h':
|
|
Packit Service |
d1fe03 |
if (!optarg)
|
|
Packit Service |
d1fe03 |
optarg = argv[optind];
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* ip6tables -p icmp -h */
|
|
Packit Service |
d1fe03 |
if (!cs.matches && cs.protocol)
|
|
Packit Service |
d1fe03 |
xtables_find_match(cs.protocol, XTF_TRY_LOAD,
|
|
Packit Service |
d1fe03 |
&cs.matches);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
exit_printhelp(cs.matches);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/*
|
|
Packit Service |
d1fe03 |
* Option selection
|
|
Packit Service |
d1fe03 |
*/
|
|
Packit Service |
d1fe03 |
case 'p':
|
|
Packit Service |
d1fe03 |
set_option(&cs.options, OPT_PROTOCOL, &cs.fw6.ipv6.invflags,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* Canonicalize into lower case */
|
|
Packit Service |
d1fe03 |
for (cs.protocol = optarg; *cs.protocol; cs.protocol++)
|
|
Packit Service |
d1fe03 |
*cs.protocol = tolower(*cs.protocol);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
cs.protocol = optarg;
|
|
Packit Service |
d1fe03 |
cs.fw6.ipv6.proto = xtables_parse_protocol(cs.protocol);
|
|
Packit Service |
d1fe03 |
cs.fw6.ipv6.flags |= IP6T_F_PROTO;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (cs.fw6.ipv6.proto == 0
|
|
Packit Service |
d1fe03 |
&& (cs.fw6.ipv6.invflags & XT_INV_PROTO))
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"rule would never match protocol");
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (is_exthdr(cs.fw6.ipv6.proto)
|
|
Packit Service |
d1fe03 |
&& (cs.fw6.ipv6.invflags & XT_INV_PROTO) == 0)
|
|
Packit Service |
d1fe03 |
fprintf(stderr,
|
|
Packit Service |
d1fe03 |
"Warning: never matched protocol: %s. "
|
|
Packit Service |
d1fe03 |
"use extension match instead.\n",
|
|
Packit Service |
d1fe03 |
cs.protocol);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 's':
|
|
Packit Service |
d1fe03 |
set_option(&cs.options, OPT_SOURCE, &cs.fw6.ipv6.invflags,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
shostnetworkmask = optarg;
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'd':
|
|
Packit Service |
d1fe03 |
set_option(&cs.options, OPT_DESTINATION, &cs.fw6.ipv6.invflags,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
dhostnetworkmask = optarg;
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
#ifdef IP6T_F_GOTO
|
|
Packit Service |
d1fe03 |
case 'g':
|
|
Packit Service |
d1fe03 |
set_option(&cs.options, OPT_JUMP, &cs.fw6.ipv6.invflags,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
cs.fw6.ipv6.flags |= IP6T_F_GOTO;
|
|
Packit Service |
d1fe03 |
cs.jumpto = xt_parse_target(optarg);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
#endif
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'j':
|
|
Packit Service |
d1fe03 |
set_option(&cs.options, OPT_JUMP, &cs.fw6.ipv6.invflags,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
command_jump(&cs, optarg);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'i':
|
|
Packit Service |
d1fe03 |
if (*optarg == '\0')
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"Empty interface is likely to be "
|
|
Packit Service |
d1fe03 |
"undesired");
|
|
Packit Service |
d1fe03 |
set_option(&cs.options, OPT_VIANAMEIN, &cs.fw6.ipv6.invflags,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
xtables_parse_interface(optarg,
|
|
Packit Service |
d1fe03 |
cs.fw6.ipv6.iniface,
|
|
Packit Service |
d1fe03 |
cs.fw6.ipv6.iniface_mask);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'o':
|
|
Packit Service |
d1fe03 |
if (*optarg == '\0')
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"Empty interface is likely to be "
|
|
Packit Service |
d1fe03 |
"undesired");
|
|
Packit Service |
d1fe03 |
set_option(&cs.options, OPT_VIANAMEOUT, &cs.fw6.ipv6.invflags,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
xtables_parse_interface(optarg,
|
|
Packit Service |
d1fe03 |
cs.fw6.ipv6.outiface,
|
|
Packit Service |
d1fe03 |
cs.fw6.ipv6.outiface_mask);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'v':
|
|
Packit Service |
d1fe03 |
if (!verbose)
|
|
Packit Service |
d1fe03 |
set_option(&cs.options, OPT_VERBOSE,
|
|
Packit Service |
d1fe03 |
&cs.fw6.ipv6.invflags, cs.invert);
|
|
Packit Service |
d1fe03 |
verbose++;
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'w':
|
|
Packit Service |
d1fe03 |
if (restore) {
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"You cannot use `-w' from "
|
|
Packit Service |
d1fe03 |
"ip6tables-restore");
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
wait = parse_wait_time(argc, argv);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'W':
|
|
Packit Service |
d1fe03 |
if (restore) {
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"You cannot use `-W' from "
|
|
Packit Service |
d1fe03 |
"ip6tables-restore");
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
parse_wait_interval(argc, argv, &wait_interval);
|
|
Packit Service |
d1fe03 |
wait_interval_set = true;
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'm':
|
|
Packit Service |
d1fe03 |
command_match(&cs);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'n':
|
|
Packit Service |
d1fe03 |
set_option(&cs.options, OPT_NUMERIC, &cs.fw6.ipv6.invflags,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 't':
|
|
Packit Service |
d1fe03 |
if (cs.invert)
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"unexpected ! flag before --table");
|
|
Packit Service |
d1fe03 |
if (restore && table_set)
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"The -t option (seen in line %u) cannot be used in %s.\n",
|
|
Packit Service |
d1fe03 |
line, xt_params->program_name);
|
|
Packit Service |
d1fe03 |
*table = optarg;
|
|
Packit Service |
d1fe03 |
table_set = true;
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'x':
|
|
Packit Service |
d1fe03 |
set_option(&cs.options, OPT_EXPANDED, &cs.fw6.ipv6.invflags,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'V':
|
|
Packit Service |
d1fe03 |
if (cs.invert)
|
|
Packit Service |
d1fe03 |
printf("Not %s ;-)\n", prog_vers);
|
|
Packit Service |
d1fe03 |
else
|
|
Packit Service |
d1fe03 |
printf("%s v%s (legacy)\n",
|
|
Packit Service |
d1fe03 |
prog_name, prog_vers);
|
|
Packit Service |
d1fe03 |
exit(0);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case '0':
|
|
Packit Service |
d1fe03 |
set_option(&cs.options, OPT_LINENUMBERS, &cs.fw6.ipv6.invflags,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'M':
|
|
Packit Service |
d1fe03 |
xtables_modprobe_program = optarg;
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 'c':
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
set_option(&cs.options, OPT_COUNTERS, &cs.fw6.ipv6.invflags,
|
|
Packit Service |
d1fe03 |
cs.invert);
|
|
Packit Service |
d1fe03 |
pcnt = optarg;
|
|
Packit Service |
d1fe03 |
bcnt = strchr(pcnt + 1, ',');
|
|
Packit Service |
d1fe03 |
if (bcnt)
|
|
Packit Service |
d1fe03 |
bcnt++;
|
|
Packit Service |
d1fe03 |
if (!bcnt && xs_has_arg(argc, argv))
|
|
Packit Service |
d1fe03 |
bcnt = argv[optind++];
|
|
Packit Service |
d1fe03 |
if (!bcnt)
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"-%c requires packet and byte counter",
|
|
Packit Service |
d1fe03 |
opt2char(OPT_COUNTERS));
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (sscanf(pcnt, "%llu", &cnt) != 1)
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"-%c packet counter not numeric",
|
|
Packit Service |
d1fe03 |
opt2char(OPT_COUNTERS));
|
|
Packit Service |
d1fe03 |
cs.fw6.counters.pcnt = cnt;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (sscanf(bcnt, "%llu", &cnt) != 1)
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"-%c byte counter not numeric",
|
|
Packit Service |
d1fe03 |
opt2char(OPT_COUNTERS));
|
|
Packit Service |
d1fe03 |
cs.fw6.counters.bcnt = cnt;
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case '4':
|
|
Packit Service |
d1fe03 |
/* This is not the IPv4 iptables */
|
|
Packit Service |
d1fe03 |
if (line != -1)
|
|
Packit Service |
d1fe03 |
return 1; /* success: line ignored */
|
|
Packit Service |
d1fe03 |
fprintf(stderr, "This is the IPv6 version of ip6tables.\n");
|
|
Packit Service |
d1fe03 |
exit_tryhelp(2);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case '6':
|
|
Packit Service |
d1fe03 |
/* This is indeed the IPv6 ip6tables */
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
case 1: /* non option */
|
|
Packit Service |
d1fe03 |
if (optarg[0] == '!' && optarg[1] == '\0') {
|
|
Packit Service |
d1fe03 |
if (cs.invert)
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"multiple consecutive ! not"
|
|
Packit Service |
d1fe03 |
" allowed");
|
|
Packit Service |
d1fe03 |
cs.invert = true;
|
|
Packit Service |
d1fe03 |
optarg[0] = '\0';
|
|
Packit Service |
d1fe03 |
continue;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
fprintf(stderr, "Bad argument `%s'\n", optarg);
|
|
Packit Service |
d1fe03 |
exit_tryhelp(2);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
default:
|
|
Packit Service |
d1fe03 |
if (command_default(&cs, &ip6tables_globals) == 1)
|
|
Packit Service |
d1fe03 |
/*
|
|
Packit Service |
d1fe03 |
* If new options were loaded, we must retry
|
|
Packit Service |
d1fe03 |
* getopt immediately and not allow
|
|
Packit Service |
d1fe03 |
* cs.invert=false to be executed.
|
|
Packit Service |
d1fe03 |
*/
|
|
Packit Service |
d1fe03 |
continue;
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
cs.invert = false;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (!wait && wait_interval_set)
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"--wait-interval only makes sense with --wait\n");
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (strcmp(*table, "nat") == 0 &&
|
|
Packit Service |
d1fe03 |
((policy != NULL && strcmp(policy, "DROP") == 0) ||
|
|
Packit Service |
d1fe03 |
(cs.jumpto != NULL && strcmp(cs.jumpto, "DROP") == 0)))
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"\nThe \"nat\" table is not intended for filtering, "
|
|
Packit Service |
d1fe03 |
"the use of DROP is therefore inhibited.\n\n");
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
for (matchp = cs.matches; matchp; matchp = matchp->next)
|
|
Packit Service |
d1fe03 |
xtables_option_mfcall(matchp->match);
|
|
Packit Service |
d1fe03 |
if (cs.target != NULL)
|
|
Packit Service |
d1fe03 |
xtables_option_tfcall(cs.target);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* Fix me: must put inverse options checking here --MN */
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (optind < argc)
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"unknown arguments found on commandline");
|
|
Packit Service |
d1fe03 |
if (!command)
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM, "no command specified");
|
|
Packit Service |
d1fe03 |
if (cs.invert)
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"nothing appropriate following !");
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (command & (CMD_REPLACE | CMD_INSERT | CMD_DELETE | CMD_APPEND | CMD_CHECK)) {
|
|
Packit Service |
d1fe03 |
if (!(cs.options & OPT_DESTINATION))
|
|
Packit Service |
d1fe03 |
dhostnetworkmask = "::0/0";
|
|
Packit Service |
d1fe03 |
if (!(cs.options & OPT_SOURCE))
|
|
Packit Service |
d1fe03 |
shostnetworkmask = "::0/0";
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (shostnetworkmask)
|
|
Packit Service |
d1fe03 |
xtables_ip6parse_multiple(shostnetworkmask, &saddrs,
|
|
Packit Service |
d1fe03 |
&smasks, &nsaddrs);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (dhostnetworkmask)
|
|
Packit Service |
d1fe03 |
xtables_ip6parse_multiple(dhostnetworkmask, &daddrs,
|
|
Packit Service |
d1fe03 |
&dmasks, &ndaddrs);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if ((nsaddrs > 1 || ndaddrs > 1) &&
|
|
Packit Service |
d1fe03 |
(cs.fw6.ipv6.invflags & (IP6T_INV_SRCIP | IP6T_INV_DSTIP)))
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM, "! not allowed with multiple"
|
|
Packit Service |
d1fe03 |
" source or destination IP addresses");
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (command == CMD_REPLACE && (nsaddrs != 1 || ndaddrs != 1))
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM, "Replacement rule does not "
|
|
Packit Service |
d1fe03 |
"specify a unique address");
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
generic_opt_check(command, cs.options);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* Attempt to acquire the xtables lock */
|
|
Packit Service |
d1fe03 |
if (!restore)
|
|
Packit Service |
d1fe03 |
xtables_lock_or_exit(wait, &wait_interval);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* only allocate handle if we weren't called with a handle */
|
|
Packit Service |
d1fe03 |
if (!*handle)
|
|
Packit Service |
d1fe03 |
*handle = ip6tc_init(*table);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* try to insmod the module if iptc_init failed */
|
|
Packit Service |
d1fe03 |
if (!*handle && xtables_load_ko(xtables_modprobe_program, false) != -1)
|
|
Packit Service |
d1fe03 |
*handle = ip6tc_init(*table);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (!*handle)
|
|
Packit Service |
d1fe03 |
xtables_error(VERSION_PROBLEM,
|
|
Packit Service |
d1fe03 |
"can't initialize ip6tables table `%s': %s",
|
|
Packit Service |
d1fe03 |
*table, ip6tc_strerror(errno));
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (command == CMD_APPEND
|
|
Packit Service |
d1fe03 |
|| command == CMD_DELETE
|
|
Packit Service |
d1fe03 |
|| command == CMD_CHECK
|
|
Packit Service |
d1fe03 |
|| command == CMD_INSERT
|
|
Packit Service |
d1fe03 |
|| command == CMD_REPLACE) {
|
|
Packit Service |
d1fe03 |
if (strcmp(chain, "PREROUTING") == 0
|
|
Packit Service |
d1fe03 |
|| strcmp(chain, "INPUT") == 0) {
|
|
Packit Service |
d1fe03 |
/* -o not valid with incoming packets. */
|
|
Packit Service |
d1fe03 |
if (cs.options & OPT_VIANAMEOUT)
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"Can't use -%c with %s\n",
|
|
Packit Service |
d1fe03 |
opt2char(OPT_VIANAMEOUT),
|
|
Packit Service |
d1fe03 |
chain);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (strcmp(chain, "POSTROUTING") == 0
|
|
Packit Service |
d1fe03 |
|| strcmp(chain, "OUTPUT") == 0) {
|
|
Packit Service |
d1fe03 |
/* -i not valid with outgoing packets */
|
|
Packit Service |
d1fe03 |
if (cs.options & OPT_VIANAMEIN)
|
|
Packit Service |
d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
|
Packit Service |
d1fe03 |
"Can't use -%c with %s\n",
|
|
Packit Service |
d1fe03 |
opt2char(OPT_VIANAMEIN),
|
|
Packit Service |
d1fe03 |
chain);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (cs.target && ip6tc_is_chain(cs.jumpto, *handle)) {
|
|
Packit Service |
d1fe03 |
fprintf(stderr,
|
|
Packit Service |
d1fe03 |
"Warning: using chain %s, not extension\n",
|
|
Packit Service |
d1fe03 |
cs.jumpto);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (cs.target->t)
|
|
Packit Service |
d1fe03 |
free(cs.target->t);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
cs.target = NULL;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
/* If they didn't specify a target, or it's a chain
|
|
Packit Service |
d1fe03 |
name, use standard. */
|
|
Packit Service |
d1fe03 |
if (!cs.target
|
|
Packit Service |
d1fe03 |
&& (strlen(cs.jumpto) == 0
|
|
Packit Service |
d1fe03 |
|| ip6tc_is_chain(cs.jumpto, *handle))) {
|
|
Packit Service |
d1fe03 |
size_t size;
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
cs.target = xtables_find_target(XT_STANDARD_TARGET,
|
|
Packit Service |
d1fe03 |
XTF_LOAD_MUST_SUCCEED);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
size = sizeof(struct xt_entry_target)
|
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d1fe03 |
+ cs.target->size;
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Packit Service |
d1fe03 |
cs.target->t = xtables_calloc(1, size);
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Packit Service |
d1fe03 |
cs.target->t->u.target_size = size;
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Packit Service |
d1fe03 |
strcpy(cs.target->t->u.user.name, cs.jumpto);
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Packit Service |
d1fe03 |
xs_init_target(cs.target);
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Packit Service |
d1fe03 |
}
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Packit Service |
d1fe03 |
|
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Packit Service |
d1fe03 |
if (!cs.target) {
|
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Packit Service |
d1fe03 |
/* It is no chain, and we can't load a plugin.
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Packit Service |
d1fe03 |
* We cannot know if the plugin is corrupt, non
|
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Packit Service |
d1fe03 |
* existent OR if the user just misspelled a
|
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Packit Service |
d1fe03 |
* chain.
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Packit Service |
d1fe03 |
*/
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Packit Service |
d1fe03 |
#ifdef IP6T_F_GOTO
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d1fe03 |
if (cs.fw6.ipv6.flags & IP6T_F_GOTO)
|
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d1fe03 |
xtables_error(PARAMETER_PROBLEM,
|
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Packit Service |
d1fe03 |
"goto '%s' is not a chain\n",
|
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Packit Service |
d1fe03 |
cs.jumpto);
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Packit Service |
d1fe03 |
#endif
|
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Packit Service |
d1fe03 |
xtables_find_target(cs.jumpto, XTF_LOAD_MUST_SUCCEED);
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Packit Service |
d1fe03 |
} else {
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Packit Service |
d1fe03 |
e = generate_entry(&cs.fw6, cs.matches, cs.target->t);
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Packit Service |
d1fe03 |
free(cs.target->t);
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Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
}
|
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Packit Service |
d1fe03 |
|
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Packit Service |
d1fe03 |
switch (command) {
|
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Packit Service |
d1fe03 |
case CMD_APPEND:
|
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Packit Service |
d1fe03 |
ret = append_entry(chain, e,
|
|
Packit Service |
d1fe03 |
nsaddrs, saddrs, smasks,
|
|
Packit Service |
d1fe03 |
ndaddrs, daddrs, dmasks,
|
|
Packit Service |
d1fe03 |
cs.options&OPT_VERBOSE,
|
|
Packit Service |
d1fe03 |
*handle);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
case CMD_DELETE:
|
|
Packit Service |
d1fe03 |
ret = delete_entry(chain, e,
|
|
Packit Service |
d1fe03 |
nsaddrs, saddrs, smasks,
|
|
Packit Service |
d1fe03 |
ndaddrs, daddrs, dmasks,
|
|
Packit Service |
d1fe03 |
cs.options&OPT_VERBOSE,
|
|
Packit Service |
d1fe03 |
*handle, cs.matches, cs.target);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
case CMD_DELETE_NUM:
|
|
Packit Service |
d1fe03 |
ret = ip6tc_delete_num_entry(chain, rulenum - 1, *handle);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
case CMD_CHECK:
|
|
Packit Service |
d1fe03 |
ret = check_entry(chain, e,
|
|
Packit Service |
d1fe03 |
nsaddrs, saddrs, smasks,
|
|
Packit Service |
d1fe03 |
ndaddrs, daddrs, dmasks,
|
|
Packit Service |
d1fe03 |
cs.options&OPT_VERBOSE,
|
|
Packit Service |
d1fe03 |
*handle, cs.matches, cs.target);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
case CMD_REPLACE:
|
|
Packit Service |
d1fe03 |
ret = replace_entry(chain, e, rulenum - 1,
|
|
Packit Service |
d1fe03 |
saddrs, smasks, daddrs, dmasks,
|
|
Packit Service |
d1fe03 |
cs.options&OPT_VERBOSE, *handle);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
case CMD_INSERT:
|
|
Packit Service |
d1fe03 |
ret = insert_entry(chain, e, rulenum - 1,
|
|
Packit Service |
d1fe03 |
nsaddrs, saddrs, smasks,
|
|
Packit Service |
d1fe03 |
ndaddrs, daddrs, dmasks,
|
|
Packit Service |
d1fe03 |
cs.options&OPT_VERBOSE,
|
|
Packit Service |
d1fe03 |
*handle);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
case CMD_FLUSH:
|
|
Packit Service |
d1fe03 |
ret = flush_entries6(chain, cs.options&OPT_VERBOSE, *handle);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
case CMD_ZERO:
|
|
Packit Service |
d1fe03 |
ret = zero_entries(chain, cs.options&OPT_VERBOSE, *handle);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
case CMD_ZERO_NUM:
|
|
Packit Service |
d1fe03 |
ret = ip6tc_zero_counter(chain, rulenum, *handle);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
case CMD_LIST:
|
|
Packit Service |
d1fe03 |
case CMD_LIST|CMD_ZERO:
|
|
Packit Service |
d1fe03 |
case CMD_LIST|CMD_ZERO_NUM:
|
|
Packit Service |
d1fe03 |
ret = list_entries(chain,
|
|
Packit Service |
d1fe03 |
rulenum,
|
|
Packit Service |
d1fe03 |
cs.options&OPT_VERBOSE,
|
|
Packit Service |
d1fe03 |
cs.options&OPT_NUMERIC,
|
|
Packit Service |
d1fe03 |
cs.options&OPT_EXPANDED,
|
|
Packit Service |
d1fe03 |
cs.options&OPT_LINENUMBERS,
|
|
Packit Service |
d1fe03 |
*handle);
|
|
Packit Service |
d1fe03 |
if (ret && (command & CMD_ZERO))
|
|
Packit Service |
d1fe03 |
ret = zero_entries(chain,
|
|
Packit Service |
d1fe03 |
cs.options&OPT_VERBOSE, *handle);
|
|
Packit Service |
d1fe03 |
if (ret && (command & CMD_ZERO_NUM))
|
|
Packit Service |
d1fe03 |
ret = ip6tc_zero_counter(chain, rulenum, *handle);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
case CMD_LIST_RULES:
|
|
Packit Service |
d1fe03 |
case CMD_LIST_RULES|CMD_ZERO:
|
|
Packit Service |
d1fe03 |
case CMD_LIST_RULES|CMD_ZERO_NUM:
|
|
Packit Service |
d1fe03 |
ret = list_rules(chain,
|
|
Packit Service |
d1fe03 |
rulenum,
|
|
Packit Service |
d1fe03 |
cs.options&OPT_VERBOSE,
|
|
Packit Service |
d1fe03 |
*handle);
|
|
Packit Service |
d1fe03 |
if (ret && (command & CMD_ZERO))
|
|
Packit Service |
d1fe03 |
ret = zero_entries(chain,
|
|
Packit Service |
d1fe03 |
cs.options&OPT_VERBOSE, *handle);
|
|
Packit Service |
d1fe03 |
if (ret && (command & CMD_ZERO_NUM))
|
|
Packit Service |
d1fe03 |
ret = ip6tc_zero_counter(chain, rulenum, *handle);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
case CMD_NEW_CHAIN:
|
|
Packit Service |
d1fe03 |
ret = ip6tc_create_chain(chain, *handle);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
case CMD_DELETE_CHAIN:
|
|
Packit Service |
d1fe03 |
ret = delete_chain6(chain, cs.options&OPT_VERBOSE, *handle);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
case CMD_RENAME_CHAIN:
|
|
Packit Service |
d1fe03 |
ret = ip6tc_rename_chain(chain, newname, *handle);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
case CMD_SET_POLICY:
|
|
Packit Service |
d1fe03 |
ret = ip6tc_set_policy(chain, policy, cs.options&OPT_COUNTERS ? &cs.fw6.counters : NULL, *handle);
|
|
Packit Service |
d1fe03 |
break;
|
|
Packit Service |
d1fe03 |
default:
|
|
Packit Service |
d1fe03 |
/* We should never reach this... */
|
|
Packit Service |
d1fe03 |
exit_tryhelp(2);
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (verbose > 1)
|
|
Packit Service |
d1fe03 |
dump_entries6(*handle);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
xtables_rule_matches_free(&cs.matches);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
if (e != NULL) {
|
|
Packit Service |
d1fe03 |
free(e);
|
|
Packit Service |
d1fe03 |
e = NULL;
|
|
Packit Service |
d1fe03 |
}
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
free(saddrs);
|
|
Packit Service |
d1fe03 |
free(smasks);
|
|
Packit Service |
d1fe03 |
free(daddrs);
|
|
Packit Service |
d1fe03 |
free(dmasks);
|
|
Packit Service |
d1fe03 |
xtables_free_opts(1);
|
|
Packit Service |
d1fe03 |
|
|
Packit Service |
d1fe03 |
return ret;
|
|
Packit Service |
d1fe03 |
}
|