sock api: add infra for bootstrapping shm clients

- add function to sock client that bootstraps shm api
- allow sock clients to request custom shm ring configs

Change-Id: Iabc1dd4f0dc8bbf8ba24de37f4966339fcf86107
Signed-off-by: Florin Coras <fcoras@cisco.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/src/vppinfra/file.h b/src/vppinfra/file.h
index 6ebf5122567..4231a39b723 100644
--- a/src/vppinfra/file.h
+++ b/src/vppinfra/file.h
@@ -122,6 +122,13 @@ clib_file_set_data_available_to_write (clib_file_main_t * um,
   return was_available != 0;
 }
 
+always_inline clib_file_t *
+clib_file_get (clib_file_main_t * fm, u32 file_index)
+{
+  if (pool_is_free_index (fm->file_pool, file_index))
+    return 0;
+  return pool_elt_at_index (fm->file_pool, file_index);
+}
 
 #endif /* included_clib_file_h */