Index: uspace/srv/fs/minixfs/mfs_const.h
===================================================================
--- uspace/srv/fs/minixfs/mfs_const.h	(revision 096c8835c6a27f23e5b4d74d33df76d3392437d7)
+++ uspace/srv/fs/minixfs/mfs_const.h	(revision 819450ad3a80c66a2178aa26cfe8316f7fde674f)
@@ -36,4 +36,5 @@
 
 #include <sys/types.h>
+#include <bool.h>
 
 #define MFS_MAGIC_V1		0x137F
Index: uspace/srv/fs/minixfs/mfs_utils.c
===================================================================
--- uspace/srv/fs/minixfs/mfs_utils.c	(revision 819450ad3a80c66a2178aa26cfe8316f7fde674f)
+++ uspace/srv/fs/minixfs/mfs_utils.c	(revision 819450ad3a80c66a2178aa26cfe8316f7fde674f)
@@ -0,0 +1,54 @@
+/*
+ * Copyright (c) 2011 Maurizio Lombardi
+ * 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 fs
+ * @{
+ */
+
+#include "mfs_utils.h"
+
+uint16_t conv16(bool native, uint16_t n)
+{
+	if (native)
+		return n;
+
+	return r = (n << 8) | (n >> 8);
+}
+
+uint32_t conv32(bool native, uint32_t n)
+{
+	if (native)
+		return n;
+
+	return conv16(native, n << 16) | conv16(native, n >> 16);
+}
+
+/**
+ * @}
+ */ 
+
Index: uspace/srv/fs/minixfs/mfs_utils.h
===================================================================
--- uspace/srv/fs/minixfs/mfs_utils.h	(revision 819450ad3a80c66a2178aa26cfe8316f7fde674f)
+++ uspace/srv/fs/minixfs/mfs_utils.h	(revision 819450ad3a80c66a2178aa26cfe8316f7fde674f)
@@ -0,0 +1,41 @@
+/*
+ * Copyright (c) 2011 Maurizio Lombardi
+ * 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 fs
+ * @{
+ */
+
+#include "mfs_const.h"
+
+uint16_t conv16(bool native, uint16_t n);
+uint32_t conv32(bool native, uint32_t n);
+
+/**
+ * @}
+ */ 
+