+++ /dev/null
-/*
- * Shared library add-on to iptables to add quota support
- *
- * Sam Johnston <samj@samj.net>
- */
-#include <stddef.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <getopt.h>
-#include <xtables.h>
-
-#include <linux/netfilter/xt_quota.h>
-
-static const struct option quota_opts[] = {
- {"quota", 1, NULL, '1'},
- { .name = NULL }
-};
-
-/* print usage */
-static void quota_help(void)
-{
- printf("quota match options:\n"
- " --quota quota quota (bytes)\n");
-}
-
-/* print matchinfo */
-static void
-quota_print(const void *ip, const struct xt_entry_match *match, int numeric)
-{
- struct xt_quota_info *q = (struct xt_quota_info *) match->data;
- printf("quota: %llu bytes", (unsigned long long) q->quota);
-}
-
-/* save matchinfo */
-static void
-quota_save(const void *ip, const struct xt_entry_match *match)
-{
- struct xt_quota_info *q = (struct xt_quota_info *) match->data;
- printf("--quota %llu ", (unsigned long long) q->quota);
-}
-
-/* parse quota option */
-static int
-parse_quota(const char *s, u_int64_t * quota)
-{
- *quota = strtoull(s, NULL, 10);
-
-#ifdef DEBUG_XT_QUOTA
- printf("Quota: %llu\n", *quota);
-#endif
-
- if (*quota == (u_int64_t)-1)
- exit_error(PARAMETER_PROBLEM, "quota invalid: '%s'\n", s);
- else
- return 1;
-}
-
-/* parse all options, returning true if we found any for us */
-static int
-quota_parse(int c, char **argv, int invert, unsigned int *flags,
- const void *entry, struct xt_entry_match **match)
-{
- struct xt_quota_info *info = (struct xt_quota_info *) (*match)->data;
-
- switch (c) {
- case '1':
- if (check_inverse(optarg, &invert, NULL, 0))
- exit_error(PARAMETER_PROBLEM, "quota: unexpected '!'");
- if (!parse_quota(optarg, &info->quota))
- exit_error(PARAMETER_PROBLEM,
- "bad quota: '%s'", optarg);
- break;
-
- default:
- return 0;
- }
- return 1;
-}
-
-static struct xtables_match quota_match = {
- .family = AF_UNSPEC,
- .name = "quota",
- .version = XTABLES_VERSION,
- .size = XT_ALIGN(sizeof (struct xt_quota_info)),
- .userspacesize = offsetof(struct xt_quota_info, quota),
- .help = quota_help,
- .parse = quota_parse,
- .print = quota_print,
- .save = quota_save,
- .extra_opts = quota_opts,
-};
-
-void
-_init(void)
-{
- xtables_register_match("a_match);
-}