diff options
| author |   Klement Sekera <ksekera@cisco.com> | 2021-06-22 15:56:36 +0200 |
|---|---|---|
| committer |   Ole Tr�an <otroan@employees.org> | 2021-06-23 17:18:35 +0000 |
| commit | e506fbc9fef063e437425f5c7f2d9b1e26d90766 (patch) | |
| tree | 56119f94ee96b4e6d2733ade1a6643a44ae993cd /src/plugins/nat/nat44-ed/nat44_ed.h | |
| parent | da5088c9306cafbe71e90f7ebd8a411488afb121 (diff) | |
nat: ICMP handling fixes
If ICMP comes from a router on path, source address must not be
rewritten in o2i path to avoid getting wrong checksum.
Fix ICMP checksum computations.
Type: fix
Signed-off-by: Klement Sekera <ksekera@cisco.com>
Change-Id: I035debccf966d7dbd63c364cb1e43380d641f708
Diffstat (limited to 'src/plugins/nat/nat44-ed/nat44_ed.h')
| -rw-r--r-- | src/plugins/nat/nat44-ed/nat44_ed.h | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/src/plugins/nat/nat44-ed/nat44_ed.h b/src/plugins/nat/nat44-ed/nat44_ed.h index 2710d29cb9d..420f84c591f 100644 --- a/src/plugins/nat/nat44-ed/nat44_ed.h +++ b/src/plugins/nat/nat44-ed/nat44_ed.h @@ -1153,9 +1153,14 @@ typedef enum } nat_translation_error_e; nat_translation_error_e -nat_6t_flow_buf_translate (snat_main_t *sm, vlib_buffer_t *b, ip4_header_t *ip, - nat_6t_flow_t *f, nat_protocol_t proto, - int is_output_feature); +nat_6t_flow_buf_translate_i2o (snat_main_t *sm, vlib_buffer_t *b, + ip4_header_t *ip, nat_6t_flow_t *f, + nat_protocol_t proto, int is_output_feature); + +nat_translation_error_e +nat_6t_flow_buf_translate_o2i (snat_main_t *sm, vlib_buffer_t *b, + ip4_header_t *ip, nat_6t_flow_t *f, + nat_protocol_t proto, int is_output_feature); void nat_6t_l3_l4_csum_calc (nat_6t_flow_t *f); |