/* Shared library add-on to iptables for standard target support. */ #include <stdio.h> #include <netdb.h> #include <string.h> #include <stdlib.h> #include <limits.h> #include <getopt.h> #include <iptables.h> /* Function which prints out usage message. */ static void help(void) { printf( "Standard v%s options:\n" "(If target is DROP, ACCEPT, RETURN or nothing)\n", IPTABLES_VERSION); } static struct option opts[] = { {0} }; /* Initialize the target. */ static void init(struct ipt_entry_target *t, unsigned int *nfcache) { } /* Function which parses command options; returns true if it ate an option */ static int parse(int c, char **argv, int invert, unsigned int *flags, const struct ipt_entry *entry, struct ipt_entry_target **target) { return 0; } /* Final check; don't care. */ static void final_check(unsigned int flags) { } /* Saves the targinfo in parsable form to stdout. */ static void save(const struct ipt_ip *ip, const struct ipt_entry_target *target) { } static struct iptables_target standard = { .next = NULL, .name = "standard", .version = IPTABLES_VERSION, .size = IPT_ALIGN(sizeof(int)), .userspacesize = IPT_ALIGN(sizeof(int)), .help = &help, .init = &init, .parse = &parse, .final_check = &final_check, .print = NULL, .save = &save, .extra_opts = opts }; void ipt_standard_init(void) { register_target(&standard); }