Changeset e3f2765 in mainline for uspace/app/bithenge/blob.h

Timestamp:

2012-08-04T00:56:49Z (13 years ago)

Author:

Sean Bartell <wingedtachikoma@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

c3437d9

Parents:

0caaaa00

Message:

Bithenge: add repeat without count

File:

• uspace/app/bithenge/blob.h (modified) (1 diff)

uspace/app/bithenge/blob.h

@@ -149 +149 @@
 }
 
+/** Check whether the blob is empty.
+ *
+ * @memberof bithenge_blob_t
+ * @param self The blob.
+ * @param[out] out Holds whether the blob is empty.
+ * @return EOK on success or an error code from errno.h. */
+static inline int bithenge_blob_empty(bithenge_blob_t *self, bool *out)
+{
+        assert(self);
+        assert(self->base.blob_ops);
+        aoff64_t size;
+        int rc = bithenge_blob_size(self, &size);
+        *out = size == 0;
+        return rc;
+}
+
 /** Cast a blob node to a generic node.
  * @memberof bithenge_blob_t