blob_attr_equal: un-inline, add pointer checks

[project/libubox.git] / blob.c

diff --git a/blob.c b/blob.c
index 3929ad3..edf55d4 100644 (file)
--- a/blob.c
+++ b/blob.c
@@ -201,3 +201,18 @@ blob_parse(struct blob_attr *attr, struct blob_attr **data, const struct blob_at
        }
        return found;
 }
        }
        return found;
 }

+
+bool
+blob_attr_equal(const struct blob_attr *a1, const struct blob_attr *a2)
+{
+       if (!a1 && !a2)
+               return true;
+
+       if (!a1 || !a2)
+               return false;
+
+       if (blob_pad_len(a1) != blob_pad_len(a2))
+               return false;
+
+       return !memcmp(a1, a2, blob_pad_len(a1));
+}