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/*
 * Copyright (c) 2016 Cisco and/or its affiliates.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef __included_vnet_flow_classify_h__
#define __included_vnet_flow_classify_h__

#include <vlib/vlib.h>
#include <vnet/vnet.h>
#include <vnet/classify/vnet_classify.h>

typedef enum
{
  FLOW_CLASSIFY_TABLE_IP4,
  FLOW_CLASSIFY_TABLE_IP6,
  FLOW_CLASSIFY_N_TABLES,
} flow_classify_table_id_t;

typedef enum
{
  FLOW_CLASSIFY_NEXT_INDEX_DROP,
  FLOW_CLASSIFY_NEXT_INDEX_N_NEXT,
} flow_classify_next_index_t;

typedef struct
{
  /* Classifier table vectors */
  u32 *classify_table_index_by_sw_if_index[FLOW_CLASSIFY_N_TABLES];

  /* Convenience variables */
  vlib_main_t *vlib_main;
  vnet_main_t *vnet_main;
  vnet_classify_main_t *vnet_classify_main;
  vnet_config_main_t *vnet_config_main[FLOW_CLASSIFY_N_TABLES];
} flow_classify_main_t;

extern flow_classify_main_t flow_classify_main;

int vnet_set_flow_classify_intfc (vlib_main_t * vm, u32 sw_if_index,
				  u32 ip4_table_index, u32 ip6_table_index,
				  u32 is_add);

#endif /* __included_vnet_flow_classify_h__ */

/*
 * fd.io coding-style-patch-verification: ON
 *
 * Local Variables:
 * eval: (c-set-style "gnu")
 * End:
 */
< num_features; idx++) { if (vlib_get_node_by_name (vm, (u8 *) feat_names[idx])) { next_nodes[idx] = vlib_node_add_named_next (vm, node_index, feat_names[idx]); } else { // Node may be in plugin which is not installed, use drop node next_nodes[idx] = vlib_node_add_named_next (vm, node_index, "feature-bitmap-drop"); } } /* All unassigned bits go to the drop node */ for (; idx < FEAT_MAX; idx++) { next_nodes[idx] = vlib_node_add_named_next (vm, node_index, "feature-bitmap-drop"); } } /** Return the graph node index for the feature corresponding to the first set bit in the bitmap. */ always_inline u32 feat_bitmap_get_next_node_index (u32 * next_nodes, u32 bitmap) { u32 first_bit; first_bit = count_leading_zeros (bitmap); first_bit = uword_bits - 1 - first_bit; return next_nodes[first_bit]; } /** Return the graph node index for the feature corresponding to the next set bit after clearing the current feature bit in the feature_bitmap of the current packet. */ always_inline u32 vnet_l2_feature_next (vlib_buffer_t * b, u32 * next_nodes, u32 feat_bit) { vnet_buffer (b)->l2.feature_bitmap &= ~feat_bit; u32 fb = vnet_buffer (b)->l2.feature_bitmap; ASSERT (fb != 0); return feat_bitmap_get_next_node_index (next_nodes, fb); } #endif /* included_vnet_l2_feat_bitmap_h */ /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */