add validity functions

Change-Id: I56f4f6aebe673363c8b07c55f68ebbb1362b04fc
Signed-off-by: José Bollo <jose.bollo@iot.bzh>

1 files changed, 10 insertions, 0 deletions

diff --git a/include/afb/afb-req-itf.h b/include/afb/afb-req-itf.h
index bc4b618c..153887b0 100644
--- a/include/afb/afb-req-itf.h
+++ b/include/afb/afb-req-itf.h
@@ -83,6 +83,16 @@ struct afb_req {
 };
 
 /*
+ * Checks wether the request 'req' is valid or not.
+ *
+ * Returns 0 if not valid or 1 if valid.
+ */
+static inline int afb_req_is_valid(struct afb_req req)
+{
+	return req.itf != NULL;
+}
+
+/*
  * Gets from the request 'req' the argument of 'name'.
  * Returns a PLAIN structure of type 'struct afb_arg'.
  * When the argument of 'name' is not found, all fields of result are set to NULL.