1 /* Shared library add-on to iptables for unclean. */ 2 #include <stdio.h> 3 #include <stdlib.h> 4 #include <getopt.h> 5 #include <iptables.h> 6 7 /* Function which prints out usage message. */ 8 static void 9 help(void) 10 { 11 printf( 12 "unclean v%s takes no options\n" 13 "\n", IPTABLES_VERSION); 14 } 15 16 static struct option opts[] = { 17 {0} 18 }; 19 20 /* Function which parses command options; returns true if it 21 ate an option */ 22 static int 23 parse(int c, char **argv, int invert, unsigned int *flags, 24 const struct ipt_entry *entry, 25 unsigned int *nfcache, 26 struct ipt_entry_match **match) 27 { 28 return 0; 29 } 30 31 /* Final check; must have specified --mac. */ 32 static void final_check(unsigned int flags) 33 { 34 } 35 36 static 37 struct iptables_match unclean = { 38 .next = NULL, 39 .name = "unclean", 40 .version = IPTABLES_VERSION, 41 .size = IPT_ALIGN(0), 42 .userspacesize = IPT_ALIGN(0), 43 .help = &help, 44 .parse = &parse, 45 .final_check = &final_check, 46 .print = NULL, 47 .save = NULL, 48 .extra_opts = opts 49 }; 50 51 void ipt_unclean_init(void) 52 { 53 register_match(&unclean); 54 } 55
