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96 lines
2.1 KiB
96 lines
2.1 KiB
#include <stdio.h>
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#include <stdlib.h>
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#include <getopt.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <xtables.h>
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#include <linux/netfilter.h>
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#include <linux/netfilter/x_tables.h>
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#include "../kernel-module/xt_MEDIAPROXY.h"
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static void help(void) {
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printf(
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"MEDIAPROXY (version %s) target options:\n"
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" --id <id>\n"
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" Unique ID for this instance\n",
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MEDIAPROXY_VERSION
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);
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}
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static int parse(int c,
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char **argv,
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int invert,
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unsigned int *flags,
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const void *entry,
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struct xt_entry_target **target) {
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struct xt_mediaproxy_info *info = (void *) (*target)->data;
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if (c == '1') {
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info->id = atoi(optarg);
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if (flags)
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*flags = 1;
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}
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else
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return 0;
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return 1;
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}
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static void final_check(unsigned int flags) {
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if (!flags)
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xtables_error(PARAMETER_PROBLEM, "You must specify --id");
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}
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static void print(const void *ip, const struct xt_entry_target *target, int numeric) {
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struct xt_mediaproxy_info *info = (void *) target->data;
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printf("id %u", info->id);
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}
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static void save(const void *ip, const struct xt_entry_target *target) {
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struct xt_mediaproxy_info *info = (void *) target->data;
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printf("--id %u", info->id);
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}
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static struct option opts[] = {
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{ "id", 1, NULL, '1' },
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{ NULL, },
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};
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static struct xtables_target mediaproxy4 = {
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.name = "MEDIAPROXY",
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.family = NFPROTO_IPV4,
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.version = XTABLES_VERSION,
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.size = XT_ALIGN(sizeof(struct xt_mediaproxy_info)),
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.userspacesize = XT_ALIGN(sizeof(struct xt_mediaproxy_info)),
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.help = help,
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.parse = parse,
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.final_check = final_check,
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.print = print,
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.save = save,
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.extra_opts = opts,
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};
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static struct xtables_target mediaproxy6 = {
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.name = "MEDIAPROXY",
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.family = NFPROTO_IPV6,
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.version = XTABLES_VERSION,
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.size = XT_ALIGN(sizeof(struct xt_mediaproxy_info)),
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.userspacesize = XT_ALIGN(sizeof(struct xt_mediaproxy_info)),
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.help = help,
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.parse = parse,
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.final_check = final_check,
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.print = print,
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.save = save,
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.extra_opts = opts,
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};
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void _init(void) {
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xtables_register_target(&mediaproxy4);
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xtables_register_target(&mediaproxy6);
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}
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