vpp - Vector Packet Processing

Age	Commit message (Expand)	Author	Files	Lines
2017-05-24	Leak locks and tables in the Classifier	Neale Ranns	1	-2/+33
2017-01-11	make test: improve documentation and PEP8 compliance	Klement Sekera	1	-5/+9
2016-12-23	make test: improve handling of packet captures	Klement Sekera	1	-39/+46
2016-12-21	make test: Add classifier - ip/mac/pbr cases	Steve Shin	1	-0/+343

/* * l2_output.h : layer 2 output packet processing * * Copyright (c) 2013 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_l2_output_h #define included_vnet_l2_output_h #include <vlib/vlib.h> #include <vnet/vnet.h> #include <vnet/l2/feat_bitmap.h> #include <vnet/l2/l2_vtr.h> /* The L2 output feature configuration, a per-interface struct */ typedef struct { /* * vlan tag rewrite for ingress and egress * ingress vtr is located here because the same config data is used for * the egress EFP filter check */ vtr_config_t input_vtr; vtr_config_t output_vtr; ptr_config_t input_pbb_vtr; ptr_config_t output_pbb_vtr; u32 feature_bitmap; /* split horizon group */ u8 shg; /* flag for output vtr operation */ u8 out_vtr_flag; } l2_output_config_t; typedef struct { /* * vector of output next node index, indexed by sw_if_index. * used when all output features have been executed and the * next nodes are the interface output nodes. */ u32 *output_node_index_vec; /* * array of next node index for each output feature, indexed * by l2output_feat_t. Used to determine next feature node. */ u32 l2_out_feat_next[32]; /* config vector indexed by sw_if_index */ l2_output_config_t *configs; /* Convenience variables */ vlib_main_t *vlib_main; vnet_main_t *vnet_main; } l2output_main_t; extern l2output_main_t l2output_main; extern vlib_node_registration_t l2output_node; /* L2 output features */ /* Mappings from feature ID to graph node name in reverse order */ #define foreach_l2output_feat \ _(OUTPUT, "interface-output") \ _(SPAN, "span-l2-output") \ _(CFM, "feature-bitmap-drop") \ _(QOS, "feature-bitmap-drop") \ _(ACL, "l2-output-acl") \ _(L2PT, "feature-bitmap-drop") \ _(EFP_FILTER, "l2-efp-filter") \ _(IPIW, "feature-bitmap-drop") \ _(STP_BLOCKED, "feature-bitmap-drop") \ _(LINESTATUS_DOWN, "feature-bitmap-drop") \ _(OUTPUT_CLASSIFY, "l2-output-classify") \ _(OUTPUT_FEAT_ARC, "l2-output-feat-arc") \ _(XCRW, "l2-xcrw") /* Feature bitmap positions */ typedef enum { #define _(sym,str) L2OUTPUT_FEAT_##sym##_BIT, foreach_l2output_feat #undef _ L2OUTPUT_N_FEAT, } l2output_feat_t; STATIC_ASSERT (L2OUTPUT_N_FEAT <= 32, "too many l2 output features"); /* Feature bit masks */ typedef enum { L2OUTPUT_FEAT_NONE = 0, #define _(sym,str) L2OUTPUT_FEAT_##sym = (1<<L2OUTPUT_FEAT_##sym##_BIT), foreach_l2output_feat #undef _ } l2output_feat_masks_t; #define foreach_l2output_error \ _(L2OUTPUT, "L2 output packets") \ _(EFP_DROP, "L2 EFP filter pre-rewrite drops") \ _(VTR_DROP, "L2 output tag rewrite drops") \ _(SHG_DROP, "L2 split horizon drops") \ _(DROP, "L2 output drops") \ _(MAPPING_DROP, "L2 Output interface not valid") typedef enum { L2OUTPUT_NEXT_DROP, L2OUTPUT_NEXT_BAD_INTF, L2OUTPUT_N_NEXT, } l2output_next_t; typedef enum { #define _(sym,str) L2OUTPUT_ERROR_##sym, foreach_l2output_error #undef _ L2OUTPUT_N_ERROR, } l2output_error_t; /* Return an array of strings containing graph node names of each feature */ char **l2output_get_feat_names (void); /* arg0 - u32 feature_bitmap, arg1 - u32 verbose */ u8 *format_l2_output_features (u8 * s, va_list * args); /** * The next set of functions is for use by output feature graph nodes. * When the last bit has been cleared from the output feature bitmap, * the next node is the output graph node for the TX sw_if_index. * These functions help the feature nodes get that node index. */ /* Create a mapping to the output graph node for the given sw_if_index */ void l2output_create_output_node_mapping (vlib_main_t * vlib_main, vnet_main_t * vnet_main, u32 sw_if_index); /** Get a pointer to the config for the given interface */ l2_output_config_t *l2output_intf_config (u32 sw_if_index); /** Enable (or disable) the feature in the bitmap for the given interface */ void l2output_intf_bitmap_enable (u32 sw_if_index, l2output_feat_masks_t feature_bitmap, u32 enable); #endif /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */