summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorYasuyuki KOZAKAI <yasuyuki@netfilter.org>2007-11-29 05:41:27 +0000
committerYasuyuki KOZAKAI <yasuyuki@netfilter.org>2007-11-29 05:41:27 +0000
commitd6a7eeb69d7b5e88f31bd73d16250a0d32108f28 (patch)
tree93d72b9d1c701352c06053745567e327dcbb9735
parent58c8939cad29e99397495d3398bfa7d373308fdb (diff)
Remove libip6t_state.c. libxt_state.c supports IPv6.
-rw-r--r--extensions/libip6t_state.c156
1 files changed, 0 insertions, 156 deletions
diff --git a/extensions/libip6t_state.c b/extensions/libip6t_state.c
deleted file mode 100644
index af24936d..00000000
--- a/extensions/libip6t_state.c
+++ /dev/null
@@ -1,156 +0,0 @@
-/* Ugly hack to make state matching for ipv6 work before iptables-1.4.x is finished */
-#include <stdio.h>
-#include <netdb.h>
-#include <string.h>
-#include <stdlib.h>
-#include <getopt.h>
-#include <ip6tables.h>
-#include <linux/netfilter/nf_conntrack_common.h>
-#include <linux/netfilter_ipv4/ipt_state.h>
-
-#ifndef IPT_STATE_UNTRACKED
-#define IPT_STATE_UNTRACKED (1 << (IP_CT_NUMBER + 1))
-#endif
-
-/* Function which prints out usage message. */
-static void state_help(void)
-{
- printf(
-"state v%s options:\n"
-" [!] --state [INVALID|ESTABLISHED|NEW|RELATED|UNTRACKED][,...]\n"
-" State(s) to match\n"
-"\n", IPTABLES_VERSION);
-}
-
-static const struct option state_opts[] = {
- { "state", 1, 0, '1' },
- {0}
-};
-
-static int
-parse_state(const char *state, size_t strlen, struct ipt_state_info *sinfo)
-{
- if (strncasecmp(state, "INVALID", strlen) == 0)
- sinfo->statemask |= IPT_STATE_INVALID;
- else if (strncasecmp(state, "NEW", strlen) == 0)
- sinfo->statemask |= IPT_STATE_BIT(IP_CT_NEW);
- else if (strncasecmp(state, "ESTABLISHED", strlen) == 0)
- sinfo->statemask |= IPT_STATE_BIT(IP_CT_ESTABLISHED);
- else if (strncasecmp(state, "RELATED", strlen) == 0)
- sinfo->statemask |= IPT_STATE_BIT(IP_CT_RELATED);
- else if (strncasecmp(state, "UNTRACKED", strlen) == 0)
- sinfo->statemask |= IPT_STATE_UNTRACKED;
- else
- return 0;
- return 1;
-}
-
-static void
-parse_states(const char *arg, struct ipt_state_info *sinfo)
-{
- const char *comma;
-
- while ((comma = strchr(arg, ',')) != NULL) {
- if (comma == arg || !parse_state(arg, comma-arg, sinfo))
- exit_error(PARAMETER_PROBLEM, "Bad state `%s'", arg);
- arg = comma+1;
- }
-
- if (strlen(arg) == 0 || !parse_state(arg, strlen(arg), sinfo))
- exit_error(PARAMETER_PROBLEM, "Bad state `%s'", arg);
-}
-
-/* Function which parses command options; returns true if it
- ate an option */
-static int state_parse(int c, char **argv, int invert, unsigned int *flags,
- const void *entry, struct xt_entry_match **match)
-{
- struct ipt_state_info *sinfo = (struct ipt_state_info *)(*match)->data;
-
- switch (c) {
- case '1':
- check_inverse(optarg, &invert, &optind, 0);
-
- parse_states(argv[optind-1], sinfo);
- if (invert)
- sinfo->statemask = ~sinfo->statemask;
- *flags = 1;
- break;
-
- default:
- return 0;
- }
-
- return 1;
-}
-
-/* Final check; must have specified --state. */
-static void state_check(unsigned int flags)
-{
- if (!flags)
- exit_error(PARAMETER_PROBLEM, "You must specify `--state'");
-}
-
-static void print_state(unsigned int statemask)
-{
- const char *sep = "";
-
- if (statemask & IPT_STATE_INVALID) {
- printf("%sINVALID", sep);
- sep = ",";
- }
- if (statemask & IPT_STATE_BIT(IP_CT_NEW)) {
- printf("%sNEW", sep);
- sep = ",";
- }
- if (statemask & IPT_STATE_BIT(IP_CT_RELATED)) {
- printf("%sRELATED", sep);
- sep = ",";
- }
- if (statemask & IPT_STATE_BIT(IP_CT_ESTABLISHED)) {
- printf("%sESTABLISHED", sep);
- sep = ",";
- }
- if (statemask & IPT_STATE_UNTRACKED) {
- printf("%sUNTRACKED", sep);
- sep = ",";
- }
- printf(" ");
-}
-
-/* Prints out the matchinfo. */
-static void state_print(const void *ip, const struct xt_entry_match *match,
- int numeric)
-{
- struct ipt_state_info *sinfo = (struct ipt_state_info *)match->data;
-
- printf("state ");
- print_state(sinfo->statemask);
-}
-
-/* Saves the matchinfo in parsable form to stdout. */
-static void state_save(const void *ip, const struct xt_entry_match *match)
-{
- struct ipt_state_info *sinfo = (struct ipt_state_info *)match->data;
-
- printf("--state ");
- print_state(sinfo->statemask);
-}
-
-static struct ip6tables_match state_match6 = {
- .name = "state",
- .version = IPTABLES_VERSION,
- .size = IP6T_ALIGN(sizeof(struct ipt_state_info)),
- .userspacesize = IP6T_ALIGN(sizeof(struct ipt_state_info)),
- .help = state_help,
- .parse = state_parse,
- .final_check = state_check,
- .print = state_print,
- .save = state_save,
- .extra_opts = state_opts,
-};
-
-void _init(void)
-{
- register_match6(&state_match6);
-}