diff options
Diffstat (limited to 'extensions/libipt_ttl.c')
| -rw-r--r-- | extensions/libipt_ttl.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/extensions/libipt_ttl.c b/extensions/libipt_ttl.c index 5fe08ccd..c952502d 100644 --- a/extensions/libipt_ttl.c +++ b/extensions/libipt_ttl.c @@ -100,6 +100,35 @@ static void ttl_save(const void *ip, const struct xt_entry_match *match) printf(" %u", info->ttl); } +static int ttl_xlate(const struct xt_entry_match *match, + struct xt_buf *buf, int numeric) +{ + const struct ipt_ttl_info *info = + (struct ipt_ttl_info *) match->data; + + switch (info->mode) { + case IPT_TTL_EQ: + xt_buf_add(buf, "ip ttl"); + break; + case IPT_TTL_NE: + xt_buf_add(buf, "ip ttl !="); + break; + case IPT_TTL_LT: + xt_buf_add(buf, "ip ttl lt"); + break; + case IPT_TTL_GT: + xt_buf_add(buf, "ip ttl gt"); + break; + default: + /* Should not happen. */ + break; + } + + xt_buf_add(buf, " %u ", info->ttl); + + return 1; +} + #define s struct ipt_ttl_info static const struct xt_option_entry ttl_opts[] = { {.name = "ttl-lt", .id = O_TTL_LT, .excl = F_ANY, .type = XTTYPE_UINT8, @@ -126,6 +155,7 @@ static struct xtables_match ttl_mt_reg = { .x6_parse = ttl_parse, .x6_fcheck = ttl_check, .x6_options = ttl_opts, + .xlate = ttl_xlate, }; |