| /* 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 <xtables.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 xt_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 void *entry, |
| struct xt_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 void *ip, const struct xt_entry_target *target) |
| { |
| } |
| |
| static |
| struct xtables_target standard = { |
| .next = NULL, |
| .family = AF_INET, |
| .name = "standard", |
| .version = IPTABLES_VERSION, |
| .size = XT_ALIGN(sizeof(int)), |
| .userspacesize = XT_ALIGN(sizeof(int)), |
| .help = &help, |
| .init = &init, |
| .parse = &parse, |
| .final_check = &final_check, |
| .print = NULL, |
| .save = &save, |
| .extra_opts = opts |
| }; |
| |
| static |
| struct xtables_target standard6 = { |
| .next = NULL, |
| .family = AF_INET6, |
| .name = "standard", |
| .version = IPTABLES_VERSION, |
| .size = XT_ALIGN(sizeof(int)), |
| .userspacesize = XT_ALIGN(sizeof(int)), |
| .help = &help, |
| .init = &init, |
| .parse = &parse, |
| .final_check = &final_check, |
| .print = NULL, |
| .save = &save, |
| .extra_opts = opts |
| }; |
| |
| void _init(void) |
| { |
| xtables_register_target(&standard); |
| xtables_register_target(&standard6); |
| } |