diff options
Diffstat (limited to 'src/vnet/mfib/mfib_itf.h')
| -rw-r--r-- | src/vnet/mfib/mfib_itf.h | 27 |
1 files changed, 24 insertions, 3 deletions
diff --git a/src/vnet/mfib/mfib_itf.h b/src/vnet/mfib/mfib_itf.h index 5f26a476525..fe39c895d8b 100644 --- a/src/vnet/mfib/mfib_itf.h +++ b/src/vnet/mfib/mfib_itf.h @@ -25,7 +25,7 @@ typedef struct mfib_itf_t_ { /** - * @brief Falags on the entry + * @brief Forwarding Flags on the entry - checked in the data-path */ mfib_itf_flags_t mfi_flags; @@ -38,22 +38,43 @@ typedef struct mfib_itf_t_ * The index of the signal in the pending list */ u32 mfi_si; + + /** + * A hash table of path-inidices that are contributing flags to this interface. + * Since paths with next-hops can be on the same interface and each of those + * paths can contribute different flags, we need to maintain the flag + * contribution from each path, and use a combination for forwarding. + */ + uword *mfi_hash; } mfib_itf_t; +/** + * update an interface from a path. + * returns 1 if the entry is removed, i.e. has no flags left, as a result + * of the update. + */ +extern int mfib_itf_update(mfib_itf_t *itf, + fib_node_index_t path_index, + mfib_itf_flags_t mfi_flags); -extern index_t mfib_itf_create(u32 sw_if_index, +extern index_t mfib_itf_create(fib_node_index_t path_index, mfib_itf_flags_t mfi_flags); -extern void mfib_itf_delete(mfib_itf_t *mfi); + +extern void mfib_itf_delete(mfib_itf_t *itf); extern u8 *format_mfib_itf(u8 * s, va_list * args); extern mfib_itf_t *mfib_itf_pool; +/** + * Get the MFIB interface representation + */ static inline mfib_itf_t * mfib_itf_get (index_t mi) { return (pool_elt_at_index(mfib_itf_pool, mi)); } + static inline index_t mfib_itf_get_index (const mfib_itf_t *mfi) { |