diff options
| author | Patrick McHardy <kaber@trash.net> | 2009-04-17 18:11:09 +0200 |
|---|---|---|
| committer | Patrick McHardy <kaber@trash.net> | 2009-04-17 18:11:09 +0200 |
| commit | 467fa9fe70f08342a50b859ddd431c848a956679 (patch) | |
| tree | 10597bc5142a1ff09a2a584f8acf6de0b514cd90 /extensions/libipt_SNAT.c | |
| parent | b5508d20e6d1bea01d398b74103ee85630b05f58 (diff) | |
SNAT/DNAT: add support for persistent multi-range NAT mappings
Add support for persistent mappings (2.6.29-rc2+) as replacement for the
removed SAME target.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'extensions/libipt_SNAT.c')
| -rw-r--r-- | extensions/libipt_SNAT.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/extensions/libipt_SNAT.c b/extensions/libipt_SNAT.c index 944fe677..9609ad9b 100644 --- a/extensions/libipt_SNAT.c +++ b/extensions/libipt_SNAT.c @@ -27,12 +27,13 @@ static void SNAT_help(void) "SNAT target options:\n" " --to-source <ipaddr>[-<ipaddr>][:port-port]\n" " Address to map source to.\n" -"[--random]\n"); +"[--random] [--persistent]\n"); } static const struct option SNAT_opts[] = { { "to-source", 1, NULL, '1' }, { "random", 0, NULL, '2' }, + { "persistent", 0, NULL, '3' }, { .name = NULL } }; @@ -179,6 +180,10 @@ static int SNAT_parse(int c, char **argv, int invert, unsigned int *flags, *flags |= IPT_SNAT_OPT_RANDOM; return 1; + case '3': + info->mr.range[0].flags |= IP_NAT_RANGE_PERSISTENT; + return 1; + default: return 0; } @@ -223,6 +228,8 @@ static void SNAT_print(const void *ip, const struct xt_entry_target *target, printf(" "); if (info->mr.range[i].flags & IP_NAT_RANGE_PROTO_RANDOM) printf("random "); + if (info->mr.range[i].flags & IP_NAT_RANGE_PERSISTENT) + printf("persistent "); } } @@ -237,6 +244,8 @@ static void SNAT_save(const void *ip, const struct xt_entry_target *target) printf(" "); if (info->mr.range[i].flags & IP_NAT_RANGE_PROTO_RANDOM) printf("--random "); + if (info->mr.range[i].flags & IP_NAT_RANGE_PERSISTENT) + printf("--persistent "); } } |