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-rw-r--r--src/vnet/ip/lookup.c36
-rw-r--r--src/vnet/ip/lookup.h2
2 files changed, 37 insertions, 1 deletions
diff --git a/src/vnet/ip/lookup.c b/src/vnet/ip/lookup.c
index c2c4bae5041..92310e418c2 100644
--- a/src/vnet/ip/lookup.c
+++ b/src/vnet/ip/lookup.c
@@ -128,6 +128,42 @@ format_ip_flow_hash_config (u8 * s, va_list * args)
return s;
}
+uword
+unformat_ip_flow_hash_config (unformat_input_t *input, va_list *args)
+{
+ flow_hash_config_t *flow_hash_config = va_arg (*args, flow_hash_config_t *);
+ uword start_index = unformat_check_input (input);
+ int matched_once = 0;
+
+ if (unformat (input, "default"))
+ {
+ *flow_hash_config = IP_FLOW_HASH_DEFAULT;
+ return 1;
+ }
+ while (!unformat_is_eof (input) &&
+ !is_white_space (unformat_peek_input (input)))
+ {
+ if (unformat (input, "%_,"))
+ ;
+#define _(a, b) \
+ else if (unformat (input, "%_" #a)) \
+ { \
+ *flow_hash_config |= b; \
+ matched_once = 1; \
+ }
+ foreach_flow_hash_bit_v1
+#undef _
+ else
+ {
+ /* Roll back to our start */
+ input->index = start_index;
+ return 0;
+ }
+ }
+
+ return matched_once;
+}
+
u8 *
format_ip_adjacency_packet_data (u8 * s, va_list * args)
{
diff --git a/src/vnet/ip/lookup.h b/src/vnet/ip/lookup.h
index 48ba468d7c2..aa998273213 100644
--- a/src/vnet/ip/lookup.h
+++ b/src/vnet/ip/lookup.h
@@ -162,7 +162,7 @@ typedef struct ip_lookup_main_t
} ip_lookup_main_t;
u8 *format_ip_flow_hash_config (u8 * s, va_list * args);
-
+uword unformat_ip_flow_hash_config (unformat_input_t *input, va_list *args);
always_inline void
ip_lookup_set_buffer_fib_index (u32 * fib_index_by_sw_if_index,