--- a
+++ b/tagutils/misc.c
@@ -0,0 +1,118 @@
+//=========================================================================
+// FILENAME	: misc.c
+// DESCRIPTION	: Miscelleneous funcs
+//=========================================================================
+// Copyright (c) 2008- NETGEAR, Inc. All Rights Reserved.
+//=========================================================================
+
+/* This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <stdio.h>
+#include <string.h>
+#include <endian.h>
+
+#include "misc.h"
+
+inline __u16
+le16_to_cpu(__u16 le16)
+{
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+	return le16;
+#else
+	__u16 be16 = ((le16 << 8) & 0xff00) | ((le16 >> 8) & 0x00ff);
+	return be16;
+#endif
+}
+
+inline __u32
+le32_to_cpu(__u32 le32)
+{
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+	return le32;
+#else
+	__u32 be32 =
+		((le32 << 24) & 0xff000000) |
+		((le32 << 8) & 0x00ff0000) |
+		((le32 >> 8) & 0x0000ff00) |
+		((le32 >> 24) & 0x000000ff);
+	return be32;
+#endif
+}
+
+inline __u64
+le64_to_cpu(__u64 le64)
+{
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+	return le64;
+#else
+	__u64 be64;
+	__u8 *le64p = (__u8*)&le64;
+	__u8 *be64p = (__u8*)&be64;
+	be64p[0] = le64p[7];
+	be64p[1] = le64p[6];
+	be64p[2] = le64p[5];
+	be64p[3] = le64p[4];
+	be64p[4] = le64p[3];
+	be64p[5] = le64p[2];
+	be64p[6] = le64p[1];
+	be64p[7] = le64p[0];
+	return be64;
+#endif
+}
+
+inline __u8
+fget_byte(FILE *fp)
+{
+	__u8 d;
+
+	(void)fread(&d, sizeof(d), 1, fp);
+	return d;
+}
+
+inline __u16
+fget_le16(FILE *fp)
+{
+	__u16 d;
+
+	(void)fread(&d, sizeof(d), 1, fp);
+	d = le16_to_cpu(d);
+	return d;
+}
+
+inline __u32
+fget_le32(FILE *fp)
+{
+	__u32 d;
+
+	(void)fread(&d, sizeof(d), 1, fp);
+	d = le32_to_cpu(d);
+	return d;
+}
+
+inline __u32
+cpu_to_be32(__u32 cpu32)
+{
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+	__u32 be32 =
+		((cpu32 << 24) & 0xff000000) |
+		((cpu32 << 8) & 0x00ff0000) |
+		((cpu32 >> 8) & 0x0000ff00) |
+		((cpu32 >> 24) & 0x000000ff);
+	return be32;
+#else
+	return cpu32;
+#endif
+}