Move repositories to 'repos/' subdirectory

This patch changes the top-level directory layout as a preparatory
step for improving the tools for managing 3rd-party source codes.
The rationale is described in the issue referenced below.

Issue #1082

repos/base-linux/include/linux_dataspace/linux_dataspace.h

@@ -0,0 +1,55 @@
+/*
+ * \brief  Linux-specific dataspace interface
+ * \author Norman Feske
+ * \date   2006-07-05
+ */
+
+/*
+ * Copyright (C) 2006-2013 Genode Labs GmbH
+ *
+ * This file is part of the Genode OS framework, which is distributed
+ * under the terms of the GNU General Public License version 2.
+ */
+
+#ifndef _INCLUDE__LINUX_DATASPACE__LINUX_DATASPACE_H_
+#define _INCLUDE__LINUX_DATASPACE__LINUX_DATASPACE_H_
+
+#include <dataspace/dataspace.h>
+#include <base/stdint.h>
+#include <base/ipc.h>
+#include <base/rpc.h>
+
+namespace Genode {
+
+	struct Linux_dataspace : Dataspace
+	{
+		enum { FNAME_LEN = 40 };
+		struct Filename { char buf[FNAME_LEN]; };
+
+		virtual ~Linux_dataspace() { }
+
+		/**
+		 * Request name of file that represents the dataspace on Linux
+		 *
+		 * This function is used for calling execve on files passed as ROM
+		 * dataspaces.
+		 */
+		virtual Filename fname() = 0;
+
+		/**
+		 * Request file descriptor of the dataspace
+		 */
+		virtual Untyped_capability fd() = 0;
+
+		/*********************
+		 ** RPC declaration **
+		 *********************/
+
+
+		GENODE_RPC(Rpc_fname, Filename, fname);
+		GENODE_RPC(Rpc_fd, Untyped_capability, fd);
+		GENODE_RPC_INTERFACE_INHERIT(Dataspace, Rpc_fname, Rpc_fd);
+	};
+}
+
+#endif /* _INCLUDE__LINUX_DATASPACE__LINUX_DATASPACE_H_ */