summaryrefslogtreecommitdiffstats
path: root/extensions/libip6t_SNAT.c
diff options
context:
space:
mode:
Diffstat (limited to 'extensions/libip6t_SNAT.c')
-rw-r--r--extensions/libip6t_SNAT.c18
1 files changed, 14 insertions, 4 deletions
diff --git a/extensions/libip6t_SNAT.c b/extensions/libip6t_SNAT.c
index 7382ad06..8eb50b8d 100644
--- a/extensions/libip6t_SNAT.c
+++ b/extensions/libip6t_SNAT.c
@@ -18,11 +18,13 @@
enum {
O_TO_SRC = 0,
O_RANDOM,
+ O_RANDOM_FULLY,
O_PERSISTENT,
O_X_TO_SRC,
- F_TO_SRC = 1 << O_TO_SRC,
- F_RANDOM = 1 << O_RANDOM,
- F_X_TO_SRC = 1 << O_X_TO_SRC,
+ F_TO_SRC = 1 << O_TO_SRC,
+ F_RANDOM = 1 << O_RANDOM,
+ F_RANDOM_FULLY = 1 << O_RANDOM_FULLY,
+ F_X_TO_SRC = 1 << O_X_TO_SRC,
};
static void SNAT_help(void)
@@ -31,13 +33,14 @@ static void SNAT_help(void)
"SNAT target options:\n"
" --to-source [<ipaddr>[-<ipaddr>]][:port[-port]]\n"
" Address to map source to.\n"
-"[--random] [--persistent]\n");
+"[--random] [--random-fully] [--persistent]\n");
}
static const struct xt_option_entry SNAT_opts[] = {
{.name = "to-source", .id = O_TO_SRC, .type = XTTYPE_STRING,
.flags = XTOPT_MAND | XTOPT_MULTI},
{.name = "random", .id = O_RANDOM, .type = XTTYPE_NONE},
+ {.name = "random-fully", .id = O_RANDOM_FULLY, .type = XTTYPE_NONE},
{.name = "persistent", .id = O_PERSISTENT, .type = XTTYPE_NONE},
XTOPT_TABLEEND,
};
@@ -180,10 +183,13 @@ static void SNAT_parse(struct xt_option_call *cb)
static void SNAT_fcheck(struct xt_fcheck_call *cb)
{
static const unsigned int f = F_TO_SRC | F_RANDOM;
+ static const unsigned int r = F_TO_SRC | F_RANDOM_FULLY;
struct nf_nat_range *range = cb->data;
if ((cb->xflags & f) == f)
range->flags |= NF_NAT_RANGE_PROTO_RANDOM;
+ if ((cb->xflags & r) == r)
+ range->flags |= NF_NAT_RANGE_PROTO_RANDOM_FULLY;
}
static void print_range(const struct nf_nat_range *range)
@@ -215,6 +221,8 @@ static void SNAT_print(const void *ip, const struct xt_entry_target *target,
print_range(range);
if (range->flags & NF_NAT_RANGE_PROTO_RANDOM)
printf(" random");
+ if (range->flags & NF_NAT_RANGE_PROTO_RANDOM_FULLY)
+ printf(" random-fully");
if (range->flags & NF_NAT_RANGE_PERSISTENT)
printf(" persistent");
}
@@ -227,6 +235,8 @@ static void SNAT_save(const void *ip, const struct xt_entry_target *target)
print_range(range);
if (range->flags & NF_NAT_RANGE_PROTO_RANDOM)
printf(" --random");
+ if (range->flags & NF_NAT_RANGE_PROTO_RANDOM_FULLY)
+ printf(" --random-fully");
if (range->flags & NF_NAT_RANGE_PERSISTENT)
printf(" --persistent");
}