summaryrefslogtreecommitdiffstats
path: root/vnet/vnet/feature/feature.h
diff options
context:
space:
mode:
Diffstat (limited to 'vnet/vnet/feature/feature.h')
-rw-r--r--vnet/vnet/feature/feature.h382
1 files changed, 0 insertions, 382 deletions
diff --git a/vnet/vnet/feature/feature.h b/vnet/vnet/feature/feature.h
deleted file mode 100644
index b27aaf17804..00000000000
--- a/vnet/vnet/feature/feature.h
+++ /dev/null
@@ -1,382 +0,0 @@
-/*
- * 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_features_h
-#define included_features_h
-
-#include <vnet/vnet.h>
-#include <vnet/api_errno.h>
-
-/** feature registration object */
-typedef struct _vnet_feature_arc_registration
-{
- /** next registration in list of all registrations*/
- struct _vnet_feature_arc_registration *next;
- /** Feature Arc name */
- char *arc_name;
- /** Start nodes */
- char **start_nodes;
- int n_start_nodes;
- /** End node */
- char *end_node;
- /* Feature arc index, assigned by init function */
- u8 feature_arc_index;
- u8 *arc_index_ptr;
-} vnet_feature_arc_registration_t;
-
-/* Enable feature callback. */
-typedef clib_error_t *(vnet_feature_enable_disable_function_t)
- (u32 sw_if_index, int enable_disable);
-
-/** feature registration object */
-typedef struct _vnet_feature_registration
-{
- /** next registration in list of all registrations*/
- struct _vnet_feature_registration *next;
- /** Feature arc name */
- char *arc_name;
- /** Graph node name */
- char *node_name;
- /** Pointer to this feature index, filled in by vnet_feature_arc_init */
- u32 *feature_index_ptr;
- u32 feature_index;
- /** Constraints of the form "this feature runs before X" */
- char **runs_before;
- /** Constraints of the form "this feature runs after Y" */
- char **runs_after;
-
- /** Function to enable/disable feature **/
- vnet_feature_enable_disable_function_t *enable_disable_cb;
-} vnet_feature_registration_t;
-
-typedef struct vnet_feature_config_main_t_
-{
- vnet_config_main_t config_main;
- u32 *config_index_by_sw_if_index;
- u32 end_feature_index;
-} vnet_feature_config_main_t;
-
-typedef struct
-{
- /** feature arc configuration list */
- vnet_feature_arc_registration_t *next_arc;
- uword **arc_index_by_name;
-
- /** feature path configuration lists */
- vnet_feature_registration_t *next_feature;
- vnet_feature_registration_t **next_feature_by_arc;
- uword **next_feature_by_name;
-
- /** feature config main objects */
- vnet_feature_config_main_t *feature_config_mains;
-
- /** Save partial order results for show command */
- char ***feature_nodes;
-
- /** bitmap of interfaces which have driver rx features configured */
- uword **sw_if_index_has_features;
-
- /** feature reference counts by interface */
- i16 **feature_count_by_sw_if_index;
-
- /** Feature arc index for device-input */
- u8 device_input_feature_arc_index;
-
- /** convenience */
- vlib_main_t *vlib_main;
- vnet_main_t *vnet_main;
-} vnet_feature_main_t;
-
-extern vnet_feature_main_t feature_main;
-
-#define VNET_FEATURE_ARC_INIT(x,...) \
- __VA_ARGS__ vnet_feature_arc_registration_t vnet_feat_arc_##x;\
-static void __vnet_add_feature_arc_registration_##x (void) \
- __attribute__((__constructor__)) ; \
-static void __vnet_add_feature_arc_registration_##x (void) \
-{ \
- vnet_feature_main_t * fm = &feature_main; \
- vnet_feat_arc_##x.next = fm->next_arc; \
- fm->next_arc = & vnet_feat_arc_##x; \
-} \
-__VA_ARGS__ vnet_feature_arc_registration_t vnet_feat_arc_##x
-
-#define VNET_FEATURE_INIT(x,...) \
- __VA_ARGS__ vnet_feature_registration_t vnet_feat_##x; \
-static void __vnet_add_feature_registration_##x (void) \
- __attribute__((__constructor__)) ; \
-static void __vnet_add_feature_registration_##x (void) \
-{ \
- vnet_feature_main_t * fm = &feature_main; \
- vnet_feat_##x.next = fm->next_feature; \
- fm->next_feature = & vnet_feat_##x; \
-} \
-__VA_ARGS__ vnet_feature_registration_t vnet_feat_##x
-
-void
-vnet_config_update_feature_count (vnet_feature_main_t * fm, u8 arc,
- u32 sw_if_index, int is_add);
-
-u32 vnet_get_feature_index (u8 arc, const char *s);
-u8 vnet_get_feature_arc_index (const char *s);
-vnet_feature_registration_t *vnet_get_feature_reg (const char *arc_name,
- const char *node_name);
-
-
-int
-vnet_feature_enable_disable_with_index (u8 arc_index, u32 feature_index,
- u32 sw_if_index, int enable_disable,
- void *feature_config,
- u32 n_feature_config_bytes);
-
-int
-vnet_feature_enable_disable (const char *arc_name, const char *node_name,
- u32 sw_if_index, int enable_disable,
- void *feature_config,
- u32 n_feature_config_bytes);
-
-static inline vnet_feature_config_main_t *
-vnet_get_feature_arc_config_main (u8 arc_index)
-{
- vnet_feature_main_t *fm = &feature_main;
-
- if (arc_index == (u8) ~ 0)
- return 0;
-
- return &fm->feature_config_mains[arc_index];
-}
-
-static_always_inline vnet_feature_config_main_t *
-vnet_feature_get_config_main (u16 arc)
-{
- vnet_feature_main_t *fm = &feature_main;
- return &fm->feature_config_mains[arc];
-}
-
-static_always_inline int
-vnet_have_features (u8 arc, u32 sw_if_index)
-{
- vnet_feature_main_t *fm = &feature_main;
- return clib_bitmap_get (fm->sw_if_index_has_features[arc], sw_if_index);
-}
-
-static_always_inline u32
-vnet_get_feature_config_index (u8 arc, u32 sw_if_index)
-{
- vnet_feature_main_t *fm = &feature_main;
- vnet_feature_config_main_t *cm = &fm->feature_config_mains[arc];
- return vec_elt (cm->config_index_by_sw_if_index, sw_if_index);
-}
-
-static_always_inline void *
-vnet_feature_arc_start_with_data (u8 arc, u32 sw_if_index, u32 * next,
- vlib_buffer_t * b, u32 n_data_bytes)
-{
- vnet_feature_main_t *fm = &feature_main;
- vnet_feature_config_main_t *cm;
- cm = &fm->feature_config_mains[arc];
-
- if (PREDICT_FALSE (vnet_have_features (arc, sw_if_index)))
- {
- b->feature_arc_index = arc;
- b->current_config_index =
- vec_elt (cm->config_index_by_sw_if_index, sw_if_index);
- return vnet_get_config_data (&cm->config_main, &b->current_config_index,
- next, n_data_bytes);
- }
- return 0;
-}
-
-static_always_inline void
-vnet_feature_arc_start (u8 arc, u32 sw_if_index, u32 * next0,
- vlib_buffer_t * b0)
-{
- vnet_feature_arc_start_with_data (arc, sw_if_index, next0, b0, 0);
-}
-
-static_always_inline void *
-vnet_feature_next_with_data (u32 sw_if_index, u32 * next0,
- vlib_buffer_t * b0, u32 n_data_bytes)
-{
- vnet_feature_main_t *fm = &feature_main;
- u8 arc = b0->feature_arc_index;
- vnet_feature_config_main_t *cm = &fm->feature_config_mains[arc];
-
- return vnet_get_config_data (&cm->config_main,
- &b0->current_config_index, next0,
- n_data_bytes);
-}
-
-static_always_inline void
-vnet_feature_next (u32 sw_if_index, u32 * next0, vlib_buffer_t * b0)
-{
- vnet_feature_next_with_data (sw_if_index, next0, b0, 0);
-}
-
-static_always_inline void
-vnet_feature_start_device_input_x1 (u32 sw_if_index, u32 * next0,
- vlib_buffer_t * b0, u16 buffer_advanced0)
-{
- vnet_feature_main_t *fm = &feature_main;
- vnet_feature_config_main_t *cm;
- u8 feature_arc_index = fm->device_input_feature_arc_index;
- cm = &fm->feature_config_mains[feature_arc_index];
-
- if (PREDICT_FALSE
- (clib_bitmap_get
- (fm->sw_if_index_has_features[feature_arc_index], sw_if_index)))
- {
- /*
- * Save next0 so that the last feature in the chain
- * can skip ethernet-input if indicated...
- */
- vnet_buffer (b0)->device_input_feat.saved_next_index = *next0;
- vnet_buffer (b0)->device_input_feat.buffer_advance = buffer_advanced0;
- vlib_buffer_advance (b0, -buffer_advanced0);
-
- b0->feature_arc_index = feature_arc_index;
- b0->current_config_index =
- vec_elt (cm->config_index_by_sw_if_index, sw_if_index);
- vnet_get_config_data (&cm->config_main, &b0->current_config_index,
- next0, /* # bytes of config data */ 0);
- }
-}
-
-static_always_inline void
-vnet_feature_start_device_input_x2 (u32 sw_if_index,
- u32 * next0,
- u32 * next1,
- vlib_buffer_t * b0,
- vlib_buffer_t * b1,
- u16 buffer_advanced0,
- u16 buffer_advanced1)
-{
- vnet_feature_main_t *fm = &feature_main;
- vnet_feature_config_main_t *cm;
- u8 feature_arc_index = fm->device_input_feature_arc_index;
- cm = &fm->feature_config_mains[feature_arc_index];
-
- if (PREDICT_FALSE
- (clib_bitmap_get
- (fm->sw_if_index_has_features[feature_arc_index], sw_if_index)))
- {
- /*
- * Save next0 so that the last feature in the chain
- * can skip ethernet-input if indicated...
- */
- vnet_buffer (b0)->device_input_feat.saved_next_index = *next0;
- vnet_buffer (b1)->device_input_feat.saved_next_index = *next1;
- vnet_buffer (b0)->device_input_feat.buffer_advance = buffer_advanced0;
- vnet_buffer (b1)->device_input_feat.buffer_advance = buffer_advanced1;
- vlib_buffer_advance (b0, -buffer_advanced0);
- vlib_buffer_advance (b1, -buffer_advanced1);
-
- b0->feature_arc_index = feature_arc_index;
- b1->feature_arc_index = feature_arc_index;
- b0->current_config_index =
- vec_elt (cm->config_index_by_sw_if_index, sw_if_index);
- b1->current_config_index = b0->current_config_index;
- vnet_get_config_data (&cm->config_main, &b0->current_config_index,
- next0, /* # bytes of config data */ 0);
- vnet_get_config_data (&cm->config_main, &b1->current_config_index,
- next1, /* # bytes of config data */ 0);
- }
-}
-
-static_always_inline void
-vnet_feature_start_device_input_x4 (u32 sw_if_index,
- u32 * next0,
- u32 * next1,
- u32 * next2,
- u32 * next3,
- vlib_buffer_t * b0,
- vlib_buffer_t * b1,
- vlib_buffer_t * b2,
- vlib_buffer_t * b3,
- u16 buffer_advanced0,
- u16 buffer_advanced1,
- u16 buffer_advanced2,
- u16 buffer_advanced3)
-{
- vnet_feature_main_t *fm = &feature_main;
- vnet_feature_config_main_t *cm;
- u8 feature_arc_index = fm->device_input_feature_arc_index;
- cm = &fm->feature_config_mains[feature_arc_index];
-
- if (PREDICT_FALSE
- (clib_bitmap_get
- (fm->sw_if_index_has_features[feature_arc_index], sw_if_index)))
- {
- /*
- * Save next0 so that the last feature in the chain
- * can skip ethernet-input if indicated...
- */
- vnet_buffer (b0)->device_input_feat.saved_next_index = *next0;
- vnet_buffer (b1)->device_input_feat.saved_next_index = *next1;
- vnet_buffer (b2)->device_input_feat.saved_next_index = *next2;
- vnet_buffer (b3)->device_input_feat.saved_next_index = *next3;
-
- vnet_buffer (b0)->device_input_feat.buffer_advance = buffer_advanced0;
- vnet_buffer (b1)->device_input_feat.buffer_advance = buffer_advanced1;
- vnet_buffer (b2)->device_input_feat.buffer_advance = buffer_advanced2;
- vnet_buffer (b3)->device_input_feat.buffer_advance = buffer_advanced3;
-
- vlib_buffer_advance (b0, -buffer_advanced0);
- vlib_buffer_advance (b1, -buffer_advanced1);
- vlib_buffer_advance (b2, -buffer_advanced2);
- vlib_buffer_advance (b3, -buffer_advanced3);
-
- b0->feature_arc_index = feature_arc_index;
- b1->feature_arc_index = feature_arc_index;
- b2->feature_arc_index = feature_arc_index;
- b3->feature_arc_index = feature_arc_index;
-
- b0->current_config_index =
- vec_elt (cm->config_index_by_sw_if_index, sw_if_index);
- b1->current_config_index = b0->current_config_index;
- b2->current_config_index = b0->current_config_index;
- b3->current_config_index = b0->current_config_index;
-
- vnet_get_config_data (&cm->config_main, &b0->current_config_index,
- next0, /* # bytes of config data */ 0);
- vnet_get_config_data (&cm->config_main, &b1->current_config_index,
- next1, /* # bytes of config data */ 0);
- vnet_get_config_data (&cm->config_main, &b2->current_config_index,
- next2, /* # bytes of config data */ 0);
- vnet_get_config_data (&cm->config_main, &b3->current_config_index,
- next3, /* # bytes of config data */ 0);
- }
-}
-
-#define VNET_FEATURES(...) (char*[]) { __VA_ARGS__, 0}
-
-clib_error_t *vnet_feature_arc_init (vlib_main_t * vm,
- vnet_config_main_t * vcm,
- char **feature_start_nodes,
- int num_feature_start_nodes,
- vnet_feature_registration_t *
- first_reg, char ***feature_nodes);
-
-void vnet_interface_features_show (vlib_main_t * vm, u32 sw_if_index);
-
-#endif /* included_feature_h */
-
-/*
- * fd.io coding-style-patch-verification: ON
- *
- * Local Variables:
- * eval: (c-set-style "gnu")
- * End:
- */