alist: add a helper to check if the list is full

Add a helper function to check if the alist is full. This can then be
used to extend the alist.

Signed-off-by: Sughosh Ganu <sughosh.ganu@linaro.org>
Reviewed-by: Simon Glass <sjg@chromium.org>

1 files changed, 11 insertions, 0 deletions

diff --git a/include/alist.h b/include/alist.h
index 586a1efa5c8..68d268f01af 100644
--- a/include/alist.h
+++ b/include/alist.h
@@ -83,6 +83,17 @@ static inline bool alist_err(struct alist *lst)
 }
 
 /**
+ * alist_full() - Check if the alist is full
+ *
+ * @lst: List to check
+ * Return: true if full, false otherwise
+ */
+static inline bool alist_full(struct alist *lst)
+{
+	return lst->count == lst->alloc;
+}
+
+/**
  * alist_get_ptr() - Get the value of a pointer
  *
  * @lst: alist to check