vcl: wait for segments with segment handle

Instead of waiting for notification from binary api.

Change-Id: I5ecab857d6bcdbed62d6bb06709570c4cf6b19ea
Signed-off-by: Florin Coras <fcoras@cisco.com>

1 files changed, 30 insertions, 0 deletions

diff --git a/src/vcl/vcl_private.c b/src/vcl/vcl_private.c
index 86dccfe1cc9..76ae0e7719f 100644
--- a/src/vcl/vcl_private.c
+++ b/src/vcl/vcl_private.c
@@ -442,6 +442,36 @@ vcl_session_get_refcnt (vcl_session_t * s)
   return 0;
 }
 
+void
+vcl_segment_table_add (u64 segment_handle, u32 svm_segment_index)
+{
+  clib_rwlock_writer_lock (&vcm->segment_table_lock);
+  hash_set (vcm->segment_table, segment_handle, svm_segment_index);
+  clib_rwlock_writer_unlock (&vcm->segment_table_lock);
+}
+
+u32
+vcl_segment_table_lookup (u64 segment_handle)
+{
+  uword *seg_indexp;
+
+  clib_rwlock_reader_lock (&vcm->segment_table_lock);
+  seg_indexp = hash_get (vcm->segment_table, segment_handle);
+  clib_rwlock_reader_unlock (&vcm->segment_table_lock);
+
+  if (!seg_indexp)
+    return VCL_INVALID_SEGMENT_INDEX;
+  return ((u32) * seg_indexp);
+}
+
+void
+vcl_segment_table_del (u64 segment_handle)
+{
+  clib_rwlock_writer_lock (&vcm->segment_table_lock);
+  hash_unset (vcm->segment_table, segment_handle);
+  clib_rwlock_writer_unlock (&vcm->segment_table_lock);
+}
+
 /*
  * fd.io coding-style-patch-verification: ON
  *