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- --- /dev/null
- +++ b/extensions/.IMQ-testx
- @@ -0,0 +1,3 @@
- +#!/bin/sh
- +# True if IMQ target patch is applied.
- +[ -f $KERNEL_DIR/include/linux/netfilter/xt_IMQ.h ] && echo IMQ
- --- /dev/null
- +++ b/extensions/libxt_IMQ.c
- @@ -0,0 +1,103 @@
- +/* Shared library add-on to iptables to add IMQ target support. */
- +#include <stdio.h>
- +#include <string.h>
- +#include <stdlib.h>
- +#include <getopt.h>
- +
- +#include <xtables.h>
- +#include <linux/netfilter/x_tables.h>
- +#include <linux/netfilter/xt_IMQ.h>
- +
- +/* Function which prints out usage message. */
- +static void IMQ_help(void)
- +{
- + printf(
- +"IMQ target v%s options:\n"
- +" --todev <N> enqueue to imq<N>, defaults to 0\n",
- +XTABLES_VERSION);
- +}
- +
- +static struct option IMQ_opts[] = {
- + { "todev", 1, 0, '1' },
- + { 0 }
- +};
- +
- +/* Initialize the target. */
- +static void IMQ_init(struct xt_entry_target *t)
- +{
- + struct xt_imq_info *mr = (struct xt_imq_info*)t->data;
- +
- + mr->todev = 0;
- +}
- +
- +/* Function which parses command options; returns true if it
- + ate an option */
- +static int IMQ_parse(int c, char **argv, int invert, unsigned int *flags,
- + const void *entry, struct xt_entry_target **target)
- +{
- + struct xt_imq_info *mr = (struct xt_imq_info*)(*target)->data;
- +
- + switch(c) {
- + case '1':
- + if (xtables_check_inverse(optarg, &invert, NULL, 0, argv))
- + xtables_error(PARAMETER_PROBLEM,
- + "Unexpected `!' after --todev");
- + mr->todev=atoi(optarg);
- + break;
- + default:
- + return 0;
- + }
- + return 1;
- +}
- +
- +/* Prints out the targinfo. */
- +static void IMQ_print(const void *ip,
- + const struct xt_entry_target *target,
- + int numeric)
- +{
- + struct xt_imq_info *mr = (struct xt_imq_info*)target->data;
- +
- + printf("IMQ: todev %u ", mr->todev);
- +}
- +
- +/* Saves the union ipt_targinfo in parsable form to stdout. */
- +static void IMQ_save(const void *ip, const struct xt_entry_target *target)
- +{
- + struct xt_imq_info *mr = (struct xt_imq_info*)target->data;
- +
- + printf("--todev %u", mr->todev);
- +}
- +
- +static struct xtables_target imq_target = {
- + .name = "IMQ",
- + .version = XTABLES_VERSION,
- + .family = NFPROTO_IPV4,
- + .size = XT_ALIGN(sizeof(struct xt_imq_info)),
- + .userspacesize = XT_ALIGN(sizeof(struct xt_imq_info)),
- + .help = IMQ_help,
- + .init = IMQ_init,
- + .parse = IMQ_parse,
- + .print = IMQ_print,
- + .save = IMQ_save,
- + .extra_opts = IMQ_opts,
- +};
- +
- +static struct xtables_target imq_target6 = {
- + .name = "IMQ",
- + .version = XTABLES_VERSION,
- + .family = NFPROTO_IPV6,
- + .size = XT_ALIGN(sizeof(struct xt_imq_info)),
- + .userspacesize = XT_ALIGN(sizeof(struct xt_imq_info)),
- + .help = IMQ_help,
- + .init = IMQ_init,
- + .parse = IMQ_parse,
- + .print = IMQ_print,
- + .save = IMQ_save,
- + .extra_opts = IMQ_opts,
- +};
- +
- +void _init(void)
- +{
- + xtables_register_target(&imq_target);
- + xtables_register_target(&imq_target6);
- +}
- --- /dev/null
- +++ b/include/linux/netfilter/xt_IMQ.h
- @@ -0,0 +1,9 @@
- +#ifndef _XT_IMQ_H
- +#define _XT_IMQ_H
- +
- +struct xt_imq_info {
- + unsigned int todev; /* target imq device */
- +};
- +
- +#endif /* _XT_IMQ_H */
- +
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