Index: uspace/lib/libc/include/device/char.h
===================================================================
--- uspace/lib/libc/include/device/char.h	(revision 25a7e11d68ec284b83b483e3d4e486419ef52218)
+++ uspace/lib/libc/include/device/char.h	(revision 25a7e11d68ec284b83b483e3d4e486419ef52218)
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2010 Lenka Trochtova
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ * - The name of the author may not be used to endorse or promote products
+ *   derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+ 
+ /** @addtogroup libc
+ * @{
+ */
+/** @file
+ */
+ 
+#ifndef LIBC_DEVICE_HW_RES_H_
+#define LIBC_DEVICE_HW_RES_H_
+
+typedef enum {
+	CHAR_READ_DEV = 0,
+	CHAR_WRITE_DEV	
+} hw_res_funcs_t;
+
+int read_dev(int dev_phone, void *buf, size_t len);
+int write_dev(int dev_phone, void *buf, size_t len);
+
+#endif
+
+/** @}
+ */
Index: uspace/lib/libc/include/ipc/dev_iface.h
===================================================================
--- uspace/lib/libc/include/ipc/dev_iface.h	(revision cfe7716bf85413141220c5c75d82d669b65455dc)
+++ uspace/lib/libc/include/ipc/dev_iface.h	(revision 25a7e11d68ec284b83b483e3d4e486419ef52218)
@@ -37,4 +37,5 @@
 typedef enum {	
 	HW_RES_DEV_IFACE = 0,	
+	CHAR_DEV_IFACE,
 	// TODO add more interfaces
 	DEV_IFACE_MAX