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diff --git a/src/ceph/src/include/krbd.h b/src/ceph/src/include/krbd.h
new file mode 100644
index 0000000..c6f3c9d
--- /dev/null
+++ b/src/ceph/src/include/krbd.h
@@ -0,0 +1,50 @@
+/*
+ * Ceph - scalable distributed file system
+ *
+ * Copyright (C) 2014 Inktank Storage, Inc.
+ *
+ * This is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License version 2.1, as published by the Free Software
+ * Foundation.  See file COPYING.
+ *
+ */
+
+#ifndef CEPH_KRBD_H
+#define CEPH_KRBD_H
+
+#include "rados/librados.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct krbd_ctx;
+
+int krbd_create_from_context(rados_config_t cct, struct krbd_ctx **pctx);
+void krbd_destroy(struct krbd_ctx *ctx);
+
+int krbd_map(struct krbd_ctx *ctx, const char *pool, const char *image,
+             const char *snap, const char *options, char **pdevnode);
+
+int krbd_unmap(struct krbd_ctx *ctx, const char *devnode,
+               const char *options);
+int krbd_unmap_by_spec(struct krbd_ctx *ctx, const char *pool,
+                       const char *image, const char *snap,
+                       const char *options);
+
+#ifdef __cplusplus
+}
+#endif
+
+#ifdef __cplusplus
+
+namespace ceph {
+  class Formatter;
+}
+
+int krbd_showmapped(struct krbd_ctx *ctx, ceph::Formatter *f);
+
+#endif /* __cplusplus */
+
+#endif /* CEPH_KRBD_H */