[new uImage] Define a API for image handling operations

- Add inline helper macros for basic header processing
- Move common non inline code common/image.c
- Replace direct header access with the API routines
- Rename IH_CPU_* to IH_ARCH_*

Signed-off-by: Marian Balakowicz <m8@semihalf.com>

tools/mkimage.h

@@ -0,0 +1,59 @@
+/*
+ * (C) Copyright 2000-2004
+ * DENX Software Engineering
+ * Wolfgang Denk, wd@denx.de
+ * 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 <errno.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#ifndef __WIN32__
+#include <netinet/in.h>		/* for host / network byte order conversions	*/
+#endif
+#include <sys/mman.h>
+#include <sys/stat.h>
+#include <time.h>
+#include <unistd.h>
+
+#if defined(__BEOS__) || defined(__NetBSD__) || defined(__APPLE__)
+#include <inttypes.h>
+#endif
+
+#ifdef __WIN32__
+typedef unsigned int __u32;
+
+#define SWAP_LONG(x) \
+	((__u32)( \
+		(((__u32)(x) & (__u32)0x000000ffUL) << 24) | \
+		(((__u32)(x) & (__u32)0x0000ff00UL) <<  8) | \
+		(((__u32)(x) & (__u32)0x00ff0000UL) >>  8) | \
+		(((__u32)(x) & (__u32)0xff000000UL) >> 24) ))
+typedef		unsigned char	uint8_t;
+typedef		unsigned short	uint16_t;
+typedef		unsigned int	uint32_t;
+
+#define     ntohl(a)	SWAP_LONG(a)
+#define     htonl(a)	SWAP_LONG(a)
+#endif	/* __WIN32__ */
+
+#ifndef	O_BINARY		/* should be define'd on __WIN32__ */
+#define O_BINARY	0
+#endif