diff options
| author |   Juraj Sloboda <jsloboda@cisco.com> | 2017-04-03 08:08:48 +0200 |
|---|---|---|
| committer |   Damjan Marion <dmarion.lists@gmail.com> | 2017-04-10 20:00:43 +0000 |
| commit | b498eeb6a75fda19e54c712ec176f78f95c7a754 (patch) | |
| tree | b56275ed18039e4a6bf9393134ccdd45686236cc /src/plugins/snat/snat.h | |
| parent | 3747c75a215f082bc52198a7229e1b1e529d7666 (diff) | |
Refactor SNAT code
Change-Id: I71f34dc64d4ddc5f2ec1164cb3c353d0fe2d95ab
Signed-off-by: Juraj Sloboda <jsloboda@cisco.com>
Diffstat (limited to 'src/plugins/snat/snat.h')
| -rw-r--r-- | src/plugins/snat/snat.h | 39 |
1 files changed, 30 insertions, 9 deletions
diff --git a/src/plugins/snat/snat.h b/src/plugins/snat/snat.h index f4e1c5c0..92b2f7ea 100644 --- a/src/plugins/snat/snat.h +++ b/src/plugins/snat/snat.h @@ -223,7 +223,7 @@ typedef u32 snat_icmp_match_function_t (struct snat_main_s *sm, vlib_node_runtime_t *node, u32 thread_index, vlib_buffer_t *b0, - snat_session_key_t *p_key, + u8 *p_proto, snat_session_key_t *p_value, u8 *p_dont_translate, void *d); @@ -402,23 +402,19 @@ typedef struct { } tcp_udp_header_t; u32 icmp_match_in2out_fast(snat_main_t *sm, vlib_node_runtime_t *node, - u32 thread_index, vlib_buffer_t *b0, - snat_session_key_t *p_key, + u32 thread_index, vlib_buffer_t *b0, u8 *p_proto, snat_session_key_t *p_value, u8 *p_dont_translate, void *d); u32 icmp_match_in2out_slow(snat_main_t *sm, vlib_node_runtime_t *node, - u32 thread_index, vlib_buffer_t *b0, - snat_session_key_t *p_key, + u32 thread_index, vlib_buffer_t *b0, u8 *p_proto, snat_session_key_t *p_value, u8 *p_dont_translate, void *d); u32 icmp_match_out2in_fast(snat_main_t *sm, vlib_node_runtime_t *node, - u32 thread_index, vlib_buffer_t *b0, - snat_session_key_t *p_key, + u32 thread_index, vlib_buffer_t *b0, u8 *p_proto, snat_session_key_t *p_value, u8 *p_dont_translate, void *d); u32 icmp_match_out2in_slow(snat_main_t *sm, vlib_node_runtime_t *node, - u32 thread_index, vlib_buffer_t *b0, - snat_session_key_t *p_key, + u32 thread_index, vlib_buffer_t *b0, u8 *p_proto, snat_session_key_t *p_value, u8 *p_dont_translate, void *d); @@ -438,4 +434,29 @@ icmp_is_error_message (icmp46_header_t * icmp) return 0; } +static_always_inline u8 +is_interface_addr(snat_main_t *sm, vlib_node_runtime_t *node, u32 sw_if_index0, + u32 ip4_addr) +{ + snat_runtime_t *rt = (snat_runtime_t *) node->runtime_data; + ip4_address_t * first_int_addr; + + if (PREDICT_FALSE(rt->cached_sw_if_index != sw_if_index0)) + { + first_int_addr = + ip4_interface_first_address (sm->ip4_main, sw_if_index0, + 0 /* just want the address */); + rt->cached_sw_if_index = sw_if_index0; + if (first_int_addr) + rt->cached_ip4_address = first_int_addr->as_u32; + else + rt->cached_ip4_address = 0; + } + + if (PREDICT_FALSE(ip4_addr == rt->cached_ip4_address)) + return 1; + else + return 0; +} + #endif /* __included_snat_h__ */ |