diff options
Diffstat (limited to 'extensions/libxt_CT.c')
| -rw-r--r-- | extensions/libxt_CT.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/extensions/libxt_CT.c b/extensions/libxt_CT.c index c8437b6c..6b28fe1b 100644 --- a/extensions/libxt_CT.c +++ b/extensions/libxt_CT.c @@ -195,6 +195,10 @@ ct_print_v1(const void *ip, const struct xt_entry_target *target, int numeric) const struct xt_ct_target_info_v1 *info = (const struct xt_ct_target_info_v1 *)target->data; + if (info->flags & XT_CT_NOTRACK_ALIAS) { + printf (" NOTRACK"); + return; + } printf(" CT"); if (info->flags & XT_CT_NOTRACK) printf(" notrack"); @@ -217,6 +221,8 @@ static void ct_save(const void *ip, const struct xt_entry_target *target) const struct xt_ct_target_info *info = (const struct xt_ct_target_info *)target->data; + if (info->flags & XT_CT_NOTRACK_ALIAS) + return; if (info->flags & XT_CT_NOTRACK) printf(" --notrack"); if (info->helper[0]) @@ -236,6 +242,8 @@ static void ct_save_v1(const void *ip, const struct xt_entry_target *target) const struct xt_ct_target_info_v1 *info = (const struct xt_ct_target_info_v1 *)target->data; + if (info->flags & XT_CT_NOTRACK_ALIAS) + return; if (info->flags & XT_CT_NOTRACK) printf(" --notrack"); if (info->helper[0]) @@ -252,6 +260,14 @@ static void ct_save_v1(const void *ip, const struct xt_entry_target *target) printf(" --zone %u", info->zone); } +static const char * +ct_print_name_alias(const struct xt_entry_target *target) +{ + struct xt_ct_target_info *info = (void *)target->data; + + return info->flags & XT_CT_NOTRACK_ALIAS ? "NOTRACK" : "CT"; +} + static void notrack_ct0_tg_init(struct xt_entry_target *target) { struct xt_ct_target_info *info = (void *)target->data; @@ -266,6 +282,13 @@ static void notrack_ct1_tg_init(struct xt_entry_target *target) info->flags = XT_CT_NOTRACK; } +static void notrack_ct2_tg_init(struct xt_entry_target *target) +{ + struct xt_ct_target_info_v1 *info = (void *)target->data; + + info->flags = XT_CT_NOTRACK | XT_CT_NOTRACK_ALIAS; +} + static struct xtables_target ct_target_reg[] = { { .family = NFPROTO_UNSPEC, @@ -293,6 +316,20 @@ static struct xtables_target ct_target_reg[] = { .x6_options = ct_opts_v1, }, { + .family = NFPROTO_UNSPEC, + .name = "CT", + .revision = 2, + .version = XTABLES_VERSION, + .size = XT_ALIGN(sizeof(struct xt_ct_target_info_v1)), + .userspacesize = offsetof(struct xt_ct_target_info_v1, ct), + .help = ct_help_v1, + .print = ct_print_v1, + .save = ct_save_v1, + .alias = ct_print_name_alias, + .x6_parse = ct_parse_v1, + .x6_options = ct_opts_v1, + }, + { .family = NFPROTO_UNSPEC, .name = "NOTRACK", .real_name = "CT", @@ -315,6 +352,17 @@ static struct xtables_target ct_target_reg[] = { { .family = NFPROTO_UNSPEC, .name = "NOTRACK", + .real_name = "CT", + .revision = 2, + .ext_flags = XTABLES_EXT_ALIAS, + .version = XTABLES_VERSION, + .size = XT_ALIGN(sizeof(struct xt_ct_target_info_v1)), + .userspacesize = offsetof(struct xt_ct_target_info_v1, ct), + .init = notrack_ct2_tg_init, + }, + { + .family = NFPROTO_UNSPEC, + .name = "NOTRACK", .revision = 0, .version = XTABLES_VERSION, }, |