diff options
Diffstat (limited to 'src/vnet/feature/feature.h')
| -rw-r--r-- | src/vnet/feature/feature.h | 61 |
1 files changed, 55 insertions, 6 deletions
diff --git a/src/vnet/feature/feature.h b/src/vnet/feature/feature.h index eb9b7b06243..5c202dda274 100644 --- a/src/vnet/feature/feature.h +++ b/src/vnet/feature/feature.h @@ -60,6 +60,21 @@ typedef struct _vnet_feature_registration vnet_feature_enable_disable_function_t *enable_disable_cb; } vnet_feature_registration_t; +/** constraint registration object */ +typedef struct _vnet_feature_constraint_registration +{ + /** next constraint set in list of all registrations*/ + struct _vnet_feature_constraint_registration *next, *next_in_arc; + /** Feature arc name */ + char *arc_name; + + /** Feature arc index, assigned by init function */ + u8 feature_arc_index; + + /** Node names, to run in the specified order */ + char **node_names; +} vnet_feature_constraint_registration_t; + typedef struct vnet_feature_config_main_t_ { vnet_config_main_t config_main; @@ -75,6 +90,8 @@ typedef struct /** feature path configuration lists */ vnet_feature_registration_t *next_feature; vnet_feature_registration_t **next_feature_by_arc; + vnet_feature_constraint_registration_t *next_constraint; + vnet_feature_constraint_registration_t **next_constraint_by_arc; uword **next_feature_by_name; /** feature config main objects */ @@ -139,6 +156,28 @@ static void __vnet_rm_feature_registration_##x (void) \ VLIB_REMOVE_FROM_LINKED_LIST (fm->next_feature, r, next); \ } \ __VA_ARGS__ vnet_feature_registration_t vnet_feat_##x + +#define VNET_FEATURE_ARC_ORDER(x,...) \ + __VA_ARGS__ vnet_feature_constraint_registration_t \ +vnet_feature_constraint_##x; \ +static void __vnet_add_constraint_registration_##x (void) \ + __attribute__((__constructor__)) ; \ +static void __vnet_add_constraint_registration_##x (void) \ +{ \ + vnet_feature_main_t * fm = &feature_main; \ + vnet_feature_constraint_##x.next = fm->next_constraint; \ + fm->next_constraint = & vnet_feature_constraint_##x; \ +} \ +static void __vnet_rm_constraint_registration_##x (void) \ + __attribute__((__destructor__)) ; \ +static void __vnet_rm_constraint_registration_##x (void) \ +{ \ + vnet_feature_main_t * fm = &feature_main; \ + vnet_feature_constraint_registration_t *r = &vnet_feature_constraint_##x; \ + VLIB_REMOVE_FROM_LINKED_LIST (fm->next_constraint, r, next); \ +} \ +__VA_ARGS__ vnet_feature_constraint_registration_t vnet_feature_constraint_##x + #else #define VNET_FEATURE_ARC_INIT(x,...) \ extern vnet_feature_arc_registration_t __clib_unused vnet_feat_arc_##x; \ @@ -146,6 +185,14 @@ static vnet_feature_arc_registration_t __clib_unused __clib_unused_vnet_feat_arc #define VNET_FEATURE_INIT(x,...) \ extern vnet_feature_registration_t __clib_unused vnet_feat_##x; \ static vnet_feature_registration_t __clib_unused __clib_unused_vnet_feat_##x + +#define VNET_FEATURE_ARC_ORDER(x,...) \ +extern vnet_feature_constraint_registration_t \ +__clib_unused vnet_feature_constraint_##x; \ +static vnet_feature_constraint_registration_t __clib_unused \ +__clib_unused_vnet_feature_constraint_##x + + #endif void @@ -385,12 +432,14 @@ vnet_feature_start_device_input_x4 (u32 sw_if_index, #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); +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, + vnet_feature_constraint_registration_t * first_const_set, + char ***in_feature_nodes); void vnet_interface_features_show (vlib_main_t * vm, u32 sw_if_index, int verbose); |