rbextract: add package

This utility extracts the radio calibration data, as well as other
board-related information (model, serial number, etc.), from MikroTik
Routerboard devices' flash.

Signed-off-by: Roger Pueyo Centelles <roger.pueyo@guifi.net>
Acked-by: Koen Vandeputte <koen.vandeputte@ncentric.com>

6 files changed, 854 insertions, 0 deletions

diff --git a/package/utils/rbextract/Makefile b/package/utils/rbextract/Makefile
new file mode 100644
index 0000000000..b055a615cf
--- /dev/null
+++ b/package/utils/rbextract/Makefile
@@ -0,0 +1,37 @@
+#
+# Copyright (C) 2010 Gabor Juhos <juhosg@openwrt.org>
+# Copyright (C) 2018 Chris Schimp <silverchris@gmail.com>
+# Copyright (C) 2019 Robert Marko <robimarko@gmail.com>
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=rbextract
+PKG_RELEASE:=1
+CMAKE_INSTALL:=1
+
+include $(INCLUDE_DIR)/package.mk
+include $(INCLUDE_DIR)/cmake.mk
+
+define Package/rbextract
+  SECTION:=utils
+  CATEGORY:=Utilities
+  SUBMENU:=Boot Loaders
+  TITLE:=RouterBOOT ART Extractor
+  DEPENDS:=@TARGET_ath79 +liblzo
+endef
+
+define Package/rbextract/description
+ This utility is for extracting the WLAN radio calibration data from Mikrotik
+ Routerboards.
+endef
+
+define Package/rbextract/install
+	$(INSTALL_DIR) $(1)/usr/sbin
+	$(INSTALL_BIN) $(PKG_BUILD_DIR)/rbextract $(1)/usr/sbin/
+endef
+
+$(eval $(call BuildPackage,rbextract))
diff --git a/package/utils/rbextract/src/CMakeLists.txt b/package/utils/rbextract/src/CMakeLists.txt
new file mode 100644
index 0000000000..0ed5168fb0
--- /dev/null
+++ b/package/utils/rbextract/src/CMakeLists.txt
@@ -0,0 +1,14 @@
+cmake_minimum_required(VERSION 2.6)
+
+PROJECT(rbextract C)
+ADD_DEFINITIONS(-Wall --std=gnu99 -Wmissing-declarations)
+
+SET(CMAKE_SHARED_LIBRARY_LINK_C_FLAGS "")
+
+FIND_PATH(lzo_include_dir lzo/lzo1x.h)
+INCLUDE_DIRECTORIES(${lzo_include_dir})
+
+ADD_EXECUTABLE(rbextract rbextract.c rle.c)
+TARGET_LINK_LIBRARIES(rbextract lzo2)
+
+INSTALL(TARGETS rbextract RUNTIME DESTINATION sbin)
diff --git a/package/utils/rbextract/src/rbextract.c b/package/utils/rbextract/src/rbextract.c
new file mode 100644
index 0000000000..0985497f3f
--- /dev/null
+++ b/package/utils/rbextract/src/rbextract.c
@@ -0,0 +1,457 @@
+/*
+ *  RouterBoot helper routines
+ *
+ *  Copyright (C) 2012 Gabor Juhos <juhosg@openwrt.org>
+ *  Copyright (C) 2018 Chris Schimp <silverchris@gmail.com>
+ *  Copyright (C) 2019 Robert Marko <robimarko@gmail.com>
+ *  
+ *  This program is free software; you can redistribute it and/or modify it
+ *  under the terms of the GNU General Public License version 2 as published
+ *  by the Free Software Foundation.
+ */
+
+#include <stdio.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <stdbool.h>
+#include <sys/types.h>
+#include <stdlib.h>
+#include <string.h>
+#include <endian.h>
+#include <arpa/inet.h>
+
+#include <lzo/lzo1x.h>
+
+#include "rle.h"
+#include "routerboot.h"
+
+inline uint32_t
+get_u32(const void *buf)
+{
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+	return *(uint32_t *)buf;
+#elif __BYTE_ORDER == __BIG_ENDIAN
+	const uint8_t *p = buf;
+	return ((uint32_t) p[3] + ((uint32_t) p[2] << 8) +
+	       ((uint32_t) p[1] << 16) + ((uint32_t) p[0] << 24));
+#else
+#error "Unknown byte order!"
+#endif
+}
+
+int
+routerboot_find_tag(uint8_t *buf, unsigned int buflen, uint16_t tag_id,
+		    uint8_t **tag_data, uint16_t *tag_len)
+{
+	uint16_t id;
+	uint16_t len;
+	uint32_t magic;
+	bool align = false;
+	int ret;
+
+	if (buflen < 4)
+		return 1;
+
+	magic = get_u32(buf);
+
+	switch (magic) {
+	case RB_MAGIC_LZOR:
+		buf += 4;
+		buflen -= 4;
+		break;
+	case RB_MAGIC_ERD:
+		align = true;
+		/* fall trough */
+	case RB_MAGIC_HARD:
+		/* skip magic value */
+		buf += 4;
+		buflen -= 4;
+		break;
+
+	case RB_MAGIC_SOFT:
+		if (buflen < 8)
+			return 1;
+
+		/* skip magic and CRC value */
+		buf += 8;
+		buflen -= 8;
+
+		break;
+
+	default:
+		return 1;
+	}
+
+	ret = 1;
+	while (buflen > 4){
+		uint32_t id_and_len = get_u32(buf);
+		buf += 4;
+		buflen -= 4;
+		id = id_and_len & 0xFFFF;
+		len = id_and_len >> 16;
+
+		if (align)
+			len += (4 - len % 4) % 4;
+
+		if (id == RB_ID_TERMINATOR) {
+			break;
+		}
+
+		if (buflen < len)
+			break;
+
+		if (id == tag_id) {
+			*tag_len = len;
+			*tag_data = buf;
+			ret = 0;
+			break;
+		}
+
+		buf += len;
+		buflen -= len;
+	}
+
+	return ret;
+}
+
+inline int
+rb_find_hard_cfg_tag(uint16_t tag_id, uint8_t **tag_data, uint16_t *tag_len)
+{
+	if (!rb_hardconfig ||
+	    !rb_hardconfig_len)
+		return 1;
+
+	return routerboot_find_tag(rb_hardconfig,
+				   rb_hardconfig_len,
+				   tag_id, tag_data, tag_len);
+}
+
+const uint8_t *
+rb_get_board_product_code(void)
+{
+	uint16_t tag_len;
+	uint8_t *tag;
+	int err;
+
+	err = rb_find_hard_cfg_tag(RB_ID_BOARD_PRODUCT_CODE, &tag, &tag_len);
+	if (err)
+		return NULL;
+
+	return tag;
+}
+
+uint32_t
+rb_get_board_mac(void)
+{
+	uint16_t tag_len;
+	uint8_t *tag;
+	int err;
+
+	err = rb_find_hard_cfg_tag(RB_ID_MAC_ADDRESS_PACK, &tag, &tag_len);
+	if (err)
+		return 0;
+
+	return htonl(get_u32(tag));
+}
+
+const uint8_t *
+rb_get_board_serial(void)
+{
+	uint16_t tag_len;
+	uint8_t *tag;
+	int err;
+
+	err = rb_find_hard_cfg_tag(RB_ID_SERIAL_NUMBER, &tag, &tag_len);
+	if (err)
+		return NULL;
+
+	return tag;
+}
+
+const uint8_t *
+rb_get_board_identifier(void)
+{
+	uint16_t tag_len;
+	uint8_t *tag;
+	int err;
+
+	err = rb_find_hard_cfg_tag(RB_ID_BOARD_IDENTIFIER, &tag, &tag_len);
+	if (err)
+		return NULL;
+
+	return tag;
+}
+
+const uint8_t *
+rb_get_board_name(void)
+{
+	uint16_t tag_len;
+	uint8_t *tag;
+	int err;
+
+	err = rb_find_hard_cfg_tag(RB_ID_BOARD_NAME, &tag, &tag_len);
+	if (err)
+		return NULL;
+
+	return tag;
+}
+
+const uint8_t *
+rb_get_factory_booter_version(void)
+{
+	uint16_t tag_len;
+	uint8_t *tag;
+	int err;
+
+	err = rb_find_hard_cfg_tag(RB_ID_BIOS_VERSION, &tag, &tag_len);
+	if (err)
+		return NULL;
+
+	return tag;
+}
+
+uint32_t
+rb_get_flash_info(void)
+{
+	uint16_t tag_len;
+	uint8_t *tag;
+	int err;
+
+	err = rb_find_hard_cfg_tag(RB_ID_FLASH_INFO, &tag, &tag_len);
+	if (err)
+		return 0;
+
+	return htonl(get_u32(tag));
+}
+
+uint32_t
+rb_get_hw_options(void)
+{
+	uint16_t tag_len;
+	uint8_t *tag;
+	int err;
+
+	err = rb_find_hard_cfg_tag(RB_ID_HW_OPTIONS, &tag, &tag_len);
+	if (err)
+		return 0;
+
+	return htonl(get_u32(tag));
+}
+
+uint8_t * 
+__rb_get_wlan_data(void)
+{
+	uint16_t tag_len;
+	uint8_t *tag;
+	uint16_t erd_tag_len;
+	uint8_t *erd_tag;
+	uint8_t *buf_lzo_in;
+	uint8_t *buf_lzo_out;
+	uint8_t *buf_rle_out;
+	int err;
+	uint32_t magic;
+	uint32_t erd_magic;
+	uint32_t erd_offset;
+	size_t lzo_out_len;
+
+	err = rb_find_hard_cfg_tag(RB_ID_WLAN_DATA, &tag, &tag_len);
+	if (err) {
+		printf("no calibration data found\n");
+		goto err;
+	}
+
+	buf_lzo_in = malloc(RB_ART_SIZE);
+	if (buf_lzo_in == NULL) {
+		printf("no memory for calibration data\n");
+		goto err;
+	}
+
+	buf_rle_out = malloc(RB_ART_SIZE);
+	if (buf_rle_out == NULL) {
+		printf("no memory for calibration data\n");
+		goto err_free_lzo_out;
+	}
+
+	buf_lzo_out = malloc(RB_ART_SIZE);
+	if (buf_lzo_out == NULL) {
+		printf("no memory for calibration data\n");
+		goto err_free_lzo_in;
+	}
+
+	magic = get_u32(tag);
+	if (magic == RB_MAGIC_LZOR) {
+		tag += 4;
+		tag_len -= 4;
+		if (tag_len + sizeof(lzo_prefix) > RB_ART_SIZE) {
+			printf("Calibration data too large\n");
+			goto err_free_lzo_in;
+		}
+		printf("Copying fixed LZO prefix (size: %d)\n", sizeof(lzo_prefix));
+		memcpy(buf_lzo_in, lzo_prefix, sizeof(lzo_prefix));
+
+		printf("Copying input data (size: %d)\n", tag_len);
+		memcpy(buf_lzo_in + sizeof(lzo_prefix), tag, tag_len);
+
+		printf("Decompressing with LZO\n");
+		lzo_out_len = RB_ART_SIZE;
+		err = lzo1x_decompress_safe(buf_lzo_in, tag_len + sizeof(lzo_prefix),
+					    buf_lzo_out, &lzo_out_len, NULL);
+		/* For some reason, I get this "input not consumed" error
+		 * even though the output is correct, so ignore it. */
+		if (err && err != LZO_E_INPUT_NOT_CONSUMED) {
+			printf("unable to decompress calibration data: %d\n",
+			       err);
+			goto err_free_lzo_out;
+		}
+
+		printf("Looking for ERD data in decompressed output\n");
+		erd_magic = 0;
+		for (erd_offset = 0; erd_offset < lzo_out_len; erd_offset++) {
+			erd_magic = get_u32(buf_lzo_out + erd_offset);
+			if (erd_magic == RB_MAGIC_ERD)
+				break;
+		}
+		if (erd_magic != RB_MAGIC_ERD) {
+			printf("no ERD data found\n");
+			goto err_free_lzo_out;
+		}
+		printf("Found ERD magic at offset %d\n", erd_offset);
+
+		err = routerboot_find_tag(buf_lzo_out + erd_offset,
+					  lzo_out_len - erd_offset,
+					  0x1, &erd_tag, &erd_tag_len);
+		if (err) {
+			printf("No ERD chunk found\n");
+			goto err_free_lzo_out;
+		}
+
+		printf("Decompress ERD data with RLE\n");
+		err = rle_decode(erd_tag, erd_tag_len, buf_rle_out, RB_ART_SIZE,
+				 NULL, NULL);
+		if (err) {
+			printf("unable to decode ERD data\n");
+			goto err_free_rle_out;
+		}
+	}
+
+	return buf_rle_out;
+
+err_free_rle_out:
+	free(buf_rle_out);
+err_free_lzo_out:
+	free(buf_lzo_out);
+err_free_lzo_in:
+	free(buf_lzo_in);
+err:
+	return NULL;
+}
+
+int
+main(int argc, char **argv)
+{
+	FILE    *infile;
+	FILE	*outfile;
+	uint8_t *buf;
+	uint32_t magic;
+	uint32_t i;
+	
+	if(argc < 2){
+		printf("Not enough arguments\n");
+		printf("Use -h for help\n");
+		exit(1);
+	}
+
+	if(strcmp(argv[1], "-h") == 0){
+		printf("This program can extract various data from MikroTik devices hard_config partition\n");
+		printf("Usage: rbextract <options> <hard_config_location> <output_file> (Optional)\n");
+		printf("Options:\n");
+		printf("-a Prints all possible info\n");
+		printf("-n Prints board name\n");
+		printf("-p Prints board product code\n");
+		printf("-i Prints board identifier\n");
+		printf("-s Prints board serial number\n");
+		printf("-m Prints board MAC\n");
+		printf("-o Prints board HW options\n");
+		printf("-r Prints board RouterBoot factory version\n");
+		printf("-f Prints board flash identifier\n");
+		printf("-e Extract board radio calibration\n");
+		printf("hard_config_location: Path to hard_config partiton\n");
+		printf("output_file: Path to where caldata will be output\n");
+	} else {
+		infile = fopen(argv[2], "r");
+
+		if(infile == NULL){
+			printf("Cant open given path\n");
+    		return 1;
+    	}
+
+		fseek(infile, 0L, SEEK_END);
+		rb_hardconfig_len = ftell(infile);
+	
+		fseek(infile, 0L, SEEK_SET);
+	
+		rb_hardconfig = (uint8_t*)calloc(rb_hardconfig_len, sizeof(uint8_t));	
+		if(rb_hardconfig == NULL)
+			return 1;
+
+		fread(rb_hardconfig, sizeof(uint8_t), rb_hardconfig_len, infile);
+		fclose(infile);
+
+		magic = get_u32(rb_hardconfig);
+		if(magic != RB_MAGIC_HARD){
+			printf("Routerboot Hard Config not found\n");
+			exit(1);
+		}
+
+		if(strcmp(argv[1], "-a") == 0){
+			printf("Board name: %s\n", rb_get_board_name());
+			printf("Board product code: %s\n", rb_get_board_product_code());
+			printf("Board identifier: %s\n", rb_get_board_identifier());
+			printf("Board serial: %s\n", rb_get_board_serial());
+			printf("Board MAC: %X\n", rb_get_board_mac());
+			printf("HW Options %x\n", rb_get_hw_options());
+			printf("Factory RouterBoot version: %s\n", rb_get_factory_booter_version());
+			printf("Flash identifier: %x\n", rb_get_flash_info());
+		} else if(strcmp(argv[1], "-n") == 0){
+			printf("%s\n", rb_get_board_name());
+		} else if(strcmp(argv[1], "-p") == 0){
+			printf("%s\n", rb_get_board_product_code());
+		} else if(strcmp(argv[1], "-i") == 0){
+			printf("%s\n", rb_get_board_identifier());
+		} else if(strcmp(argv[1], "-s") == 0){
+			printf("%s\n", rb_get_board_serial());
+		} else if(strcmp(argv[1], "-m") == 0){
+			printf("%x\n", rb_get_board_mac());
+		} else if(strcmp(argv[1], "-o") == 0){
+			printf("%x\n", rb_get_hw_options());
+		} else if(strcmp(argv[1], "-r") == 0){
+			printf("%s\n", rb_get_factory_booter_version());
+		} else if(strcmp(argv[1], "-f") == 0){
+			printf("%x\n", rb_get_flash_info());
+		} else if(strcmp(argv[1], "-e") == 0){
+			buf = __rb_get_wlan_data();
+			if (buf == NULL) {
+				printf("Could not extract calibration data\n");
+				return 1;
+			}
+
+			if(argv[3] == NULL){
+				printf("Missing output file argument\n");
+				return 1;
+			}
+	
+			outfile = fopen(argv[3], "wb");
+			if(outfile == NULL){
+				printf("Cant open given path\n");
+    			return 1;
+    		}
+
+			/* Write 65536 bytes of caldata */
+			for(i = 0; i<RB_ART_SIZE; i++){
+				fwrite(&buf[i], sizeof(uint8_t), sizeof(uint8_t), outfile);
+			}
+			fclose(outfile);
+		}
+	}
+	exit(0);
+}
diff --git a/package/utils/rbextract/src/rle.c b/package/utils/rbextract/src/rle.c
new file mode 100644
index 0000000000..ca198ee9fc
--- /dev/null
+++ b/package/utils/rbextract/src/rle.c
@@ -0,0 +1,80 @@
+/*
+ *  RLE decoding routine
+ *
+ *  Copyright (C) 2012 Gabor Juhos <juhosg@openwrt.org>
+ *
+ *  This program is free software; you can redistribute it and/or modify it
+ *  under the terms of the GNU General Public License version 2 as published
+ *  by the Free Software Foundation.
+ */
+
+#include <stdio.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <stdbool.h>
+#include <sys/types.h>
+ 
+#include "rle.h"
+
+int rle_decode(const unsigned char *src, size_t srclen,
+	       unsigned char *dst, size_t dstlen,
+	       size_t *src_done, size_t *dst_done)
+{
+	size_t srcpos, dstpos;
+	int ret;
+
+	srcpos = 0;
+	dstpos = 0;
+	ret = 1;
+
+	/* sanity checks */
+	if (!src || !srclen || !dst || !dstlen)
+		goto out;
+
+	while (1) {
+		signed char count;
+
+		if (srcpos >= srclen)
+			break;
+
+		count = (signed char) src[srcpos++];
+		if (count == 0) {
+			ret = 0;
+			break;
+		}
+
+		if (count > 0) {
+			unsigned char c;
+
+			if (srcpos >= srclen)
+				break;
+
+			c = src[srcpos++];
+
+			while (count--) {
+				if (dstpos >= dstlen)
+					break;
+
+				dst[dstpos++] = c;
+			}
+		} else {
+			count *= -1;
+
+			while (count--) {
+				if (srcpos >= srclen)
+					break;
+				if (dstpos >= dstlen)
+					break;
+				dst[dstpos++] = src[srcpos++];
+			}
+		}
+	}
+
+out:
+	if (src_done)
+		*src_done = srcpos;
+	if (dst_done)
+		*dst_done = dstpos;
+
+	return ret;
+}
diff --git a/package/utils/rbextract/src/rle.h b/package/utils/rbextract/src/rle.h
new file mode 100644
index 0000000000..21cf66c993
--- /dev/null
+++ b/package/utils/rbextract/src/rle.h
@@ -0,0 +1,8 @@
+#ifndef _RLE_H_
+#define _RLE_H_
+
+int rle_decode(const unsigned char *src, size_t srclen,
+	       unsigned char *dst, size_t dstlen,
+	       size_t *src_done, size_t *dst_done);
+
+#endif /* _RLE_H_ */
diff --git a/package/utils/rbextract/src/routerboot.h b/package/utils/rbextract/src/routerboot.h
new file mode 100644
index 0000000000..13809d97fc
--- /dev/null
+++ b/package/utils/rbextract/src/routerboot.h
@@ -0,0 +1,258 @@
+/*
+ *  RouterBoot/RBextract definitions
+ *
+ *  Copyright (C) 2012 Gabor Juhos <juhosg@openwrt.org>
+ *  Copyright (C) 2019 Robert Marko <robimarko@gmail.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify it
+ *  under the terms of the GNU General Public License version 2 as published
+ *  by the Free Software Foundation.
+ */
+
+#ifndef _RBEXTRACT_H
+#define _RBEXTRACT_H
+
+/* Used on some newer boards (ipq40xx).  This fixed data is concatenated
+   with data extracted from the hard_config partition, then decompressed
+   with LZO.  There may also be a second decoding step with RLE. */
+uint8_t lzo_prefix[] = {
+    0x00, 0x05, 0x4c, 0x4c, 0x44, 0x00, 0x34, 0xfe,
+    0xfe, 0x34, 0x11, 0x3c, 0x1e, 0x3c, 0x2e, 0x3c,
+    0x4c, 0x34, 0x00, 0x52, 0x62, 0x92, 0xa2, 0xb2,
+    0xc3, 0x2a, 0x14, 0x00, 0x00, 0x05, 0xfe, 0x6a,
+    0x3c, 0x16, 0x32, 0x16, 0x11, 0x1e, 0x12, 0x46,
+    0x32, 0x46, 0x11, 0x4e, 0x12, 0x36, 0x32, 0x36,
+    0x11, 0x3e, 0x12, 0x5a, 0x9a, 0x64, 0x00, 0x04,
+    0xfe, 0x10, 0x3c, 0x00, 0x01, 0x00, 0x00, 0x28,
+    0x0c, 0x00, 0x0f, 0xfe, 0x14, 0x00, 0x24, 0x24,
+    0x23, 0x24, 0x24, 0x23, 0x25, 0x22, 0x21, 0x21,
+    0x23, 0x22, 0x21, 0x22, 0x21, 0x2d, 0x38, 0x00,
+    0x0c, 0x25, 0x25, 0x24, 0x25, 0x25, 0x24, 0x23,
+    0x22, 0x21, 0x20, 0x23, 0x21, 0x21, 0x22, 0x21,
+    0x2d, 0x38, 0x00, 0x28, 0xb0, 0x00, 0x00, 0x22,
+    0x00, 0x00, 0xc0, 0xfe, 0x03, 0x00, 0xc0, 0x00,
+    0x62, 0xff, 0x62, 0xff, 0xfe, 0x06, 0x00, 0xbb,
+    0xff, 0xba, 0xff, 0xfe, 0x08, 0x00, 0x9e, 0xff,
+    0xfe, 0x0a, 0x00, 0x53, 0xff, 0xfe, 0x02, 0x00,
+    0x20, 0xff, 0xb1, 0xfe, 0xfe, 0xb2, 0xfe, 0xfe,
+    0xed, 0xfe, 0xfe, 0xfe, 0x04, 0x00, 0x3a, 0xff,
+    0x3a, 0xff, 0xde, 0xfd, 0x5f, 0x04, 0x33, 0xff,
+    0x4c, 0x74, 0x03, 0x05, 0x05, 0xff, 0x6d, 0xfe,
+    0xfe, 0x6d, 0xfe, 0xfe, 0xaf, 0x08, 0x63, 0xff,
+    0x64, 0x6f, 0x08, 0xac, 0xff, 0xbf, 0x6d, 0x08,
+    0x7a, 0x6d, 0x08, 0x96, 0x74, 0x04, 0x00, 0x08,
+    0x79, 0xff, 0xda, 0xfe, 0xfe, 0xdb, 0xfe, 0xfe,
+    0x56, 0xff, 0xfe, 0x04, 0x00, 0x5e, 0xff, 0x5e,
+    0xff, 0x6c, 0xfe, 0xfe, 0xfe, 0x06, 0x00, 0x41,
+    0xff, 0x7f, 0x74, 0x03, 0x00, 0x11, 0x44, 0xff,
+    0xa9, 0xfe, 0xfe, 0xa9, 0xfe, 0xfe, 0xa5, 0x8f,
+    0x01, 0x00, 0x08, 0x01, 0x01, 0x02, 0x04, 0x08,
+    0x02, 0x04, 0x08, 0x08, 0x01, 0x01, 0xfe, 0x22,
+    0x00, 0x4c, 0x60, 0x64, 0x8c, 0x90, 0xd0, 0xd4,
+    0xd8, 0x5c, 0x10, 0x09, 0xd8, 0xff, 0xb0, 0xff,
+    0x00, 0x00, 0xba, 0xff, 0x14, 0x00, 0xba, 0xff,
+    0x64, 0x00, 0x00, 0x08, 0xfe, 0x06, 0x00, 0x74,
+    0xff, 0x42, 0xff, 0xce, 0xff, 0x60, 0xff, 0x0a,
+    0x00, 0xb4, 0x00, 0xa0, 0x00, 0xa0, 0xfe, 0x07,
+    0x00, 0x0a, 0x00, 0xb0, 0xff, 0x96, 0x4d, 0x00,
+    0x56, 0x57, 0x18, 0xa6, 0xff, 0x92, 0x70, 0x11,
+    0x00, 0x12, 0x90, 0x90, 0x76, 0x5a, 0x54, 0x54,
+    0x4c, 0x46, 0x38, 0x00, 0x10, 0x10, 0x08, 0xfe,
+    0x05, 0x00, 0x38, 0x29, 0x25, 0x23, 0x22, 0x22,
+    0x1f, 0x00, 0x00, 0x00, 0xf6, 0xe1, 0xdd, 0xf8,
+    0xfe, 0x00, 0xfe, 0x15, 0x00, 0x00, 0xd0, 0x02,
+    0x74, 0x02, 0x08, 0xf8, 0xe5, 0xde, 0x02, 0x04,
+    0x04, 0xfd, 0x00, 0x00, 0x00, 0x07, 0x50, 0x2d,
+    0x01, 0x90, 0x90, 0x76, 0x60, 0xb0, 0x07, 0x07,
+    0x0c, 0x0c, 0x04, 0xfe, 0x05, 0x00, 0x66, 0x66,
+    0x5a, 0x56, 0xbc, 0x01, 0x06, 0xfc, 0xfc, 0xf1,
+    0xfe, 0x07, 0x00, 0x24, 0x95, 0x70, 0x64, 0x18,
+    0x06, 0x2c, 0xff, 0xb5, 0xfe, 0xfe, 0xb5, 0xfe,
+    0xfe, 0xe2, 0x8c, 0x24, 0x02, 0x2f, 0xff, 0x2f,
+    0xff, 0xb4, 0x78, 0x02, 0x05, 0x73, 0xff, 0xed,
+    0xfe, 0xfe, 0x4f, 0xff, 0x36, 0x74, 0x1e, 0x09,
+    0x4f, 0xff, 0x50, 0xff, 0xfe, 0x16, 0x00, 0x70,
+    0xac, 0x70, 0x8e, 0xac, 0x40, 0x0e, 0x01, 0x70,
+    0x7f, 0x8e, 0xac, 0x6c, 0x00, 0x0b, 0xfe, 0x02,
+    0x00, 0xfe, 0x0a, 0x2c, 0x2a, 0x2a, 0x28, 0x26,
+    0x1e, 0x1e, 0xfe, 0x02, 0x20, 0x65, 0x20, 0x00,
+    0x00, 0x05, 0x12, 0x00, 0x11, 0x1e, 0x11, 0x11,
+    0x41, 0x1e, 0x41, 0x11, 0x31, 0x1e, 0x31, 0x11,
+    0x70, 0x75, 0x7a, 0x7f, 0x84, 0x89, 0x8e, 0x93,
+    0x98, 0x30, 0x20, 0x00, 0x02, 0x00, 0xfe, 0x06,
+    0x3c, 0xbc, 0x32, 0x0c, 0x00, 0x00, 0x2a, 0x12,
+    0x1e, 0x12, 0x2e, 0x12, 0xcc, 0x12, 0x11, 0x1a,
+    0x1e, 0x1a, 0x2e, 0x1a, 0x4c, 0x10, 0x1e, 0x10,
+    0x11, 0x18, 0x1e, 0x42, 0x1e, 0x42, 0x2e, 0x42,
+    0xcc, 0x42, 0x11, 0x4a, 0x1e, 0x4a, 0x2e, 0x4a,
+    0x4c, 0x40, 0x1e, 0x40, 0x11, 0x48, 0x1e, 0x32,
+    0x1e, 0x32, 0x2e, 0x32, 0xcc, 0x32, 0x11, 0x3a,
+    0x1e, 0x3a, 0x2e, 0x3a, 0x4c, 0x30, 0x1e, 0x30,
+    0x11, 0x38, 0x1e, 0x27, 0x9a, 0x01, 0x9d, 0xa2,
+    0x2f, 0x28, 0x00, 0x00, 0x46, 0xde, 0xc4, 0xbf,
+    0xa6, 0x9d, 0x81, 0x7b, 0x5c, 0x61, 0x40, 0xc7,
+    0xc0, 0xae, 0xa9, 0x8c, 0x83, 0x6a, 0x62, 0x50,
+    0x3e, 0xce, 0xc2, 0xae, 0xa3, 0x8c, 0x7b, 0x6a,
+    0x5a, 0x50, 0x35, 0xd7, 0xc2, 0xb7, 0xa4, 0x95,
+    0x7e, 0x72, 0x5a, 0x59, 0x37, 0xfe, 0x02, 0xf8,
+    0x8c, 0x95, 0x90, 0x8f, 0x00, 0xd7, 0xc0, 0xb7,
+    0xa2, 0x95, 0x7b, 0x72, 0x56, 0x59, 0x32, 0xc7,
+    0xc3, 0xae, 0xad, 0x8c, 0x85, 0x6a, 0x63, 0x50,
+    0x3e, 0xce, 0xc3, 0xae, 0xa4, 0x8c, 0x7c, 0x6a,
+    0x59, 0x50, 0x34, 0xd7, 0xc2, 0xb7, 0xa5, 0x95,
+    0x7e, 0x72, 0x59, 0x59, 0x36, 0xfc, 0x05, 0x00,
+    0x02, 0xce, 0xc5, 0xae, 0xa5, 0x95, 0x83, 0x72,
+    0x5c, 0x59, 0x36, 0xbf, 0xc6, 0xa5, 0xab, 0x8c,
+    0x8c, 0x6a, 0x67, 0x50, 0x41, 0x64, 0x07, 0x00,
+    0x02, 0x95, 0x8c, 0x72, 0x65, 0x59, 0x3f, 0xce,
+    0xc7, 0xae, 0xa8, 0x95, 0x86, 0x72, 0x5f, 0x59,
+    0x39, 0xfe, 0x02, 0xf8, 0x8b, 0x7c, 0x0b, 0x09,
+    0xb7, 0xc2, 0x9d, 0xa4, 0x83, 0x85, 0x6a, 0x6b,
+    0x50, 0x44, 0xb7, 0xc1, 0x64, 0x01, 0x00, 0x06,
+    0x61, 0x5d, 0x48, 0x3d, 0xae, 0xc4, 0x9d, 0xad,
+    0x7b, 0x85, 0x61, 0x66, 0x48, 0x46, 0xae, 0xc3,
+    0x95, 0xa3, 0x72, 0x7c, 0x59, 0x56, 0x38, 0x31,
+    0x7c, 0x0b, 0x00, 0x0c, 0x96, 0x91, 0x8f, 0x00,
+    0xb7, 0xc0, 0xa5, 0xab, 0x8c, 0x8a, 0x6a, 0x64,
+    0x50, 0x3c, 0xb7, 0xc0, 0x9d, 0xa0, 0x83, 0x80,
+    0x6a, 0x64, 0x50, 0x3d, 0xb7, 0xc5, 0x9d, 0xa5,
+    0x83, 0x87, 0x6c, 0x08, 0x07, 0xae, 0xc0, 0x9d,
+    0xa8, 0x83, 0x88, 0x6a, 0x6d, 0x50, 0x46, 0xfc,
+    0x05, 0x00, 0x16, 0xbf, 0xc0, 0xa5, 0xa2, 0x8c,
+    0x7f, 0x6a, 0x57, 0x50, 0x2f, 0xb7, 0xc7, 0xa5,
+    0xb1, 0x8c, 0x8e, 0x72, 0x6d, 0x59, 0x45, 0xbf,
+    0xc6, 0xa5, 0xa8, 0x8c, 0x87, 0x6a, 0x5f, 0x50,
+    0x37, 0xbf, 0xc2, 0xa5, 0xa4, 0x8c, 0x83, 0x6a,
+    0x5c, 0x50, 0x34, 0xbc, 0x05, 0x00, 0x0e, 0x90,
+    0x00, 0xc7, 0xc2, 0xae, 0xaa, 0x95, 0x82, 0x7b,
+    0x60, 0x61, 0x3f, 0xb7, 0xc6, 0xa5, 0xb1, 0x8c,
+    0x8d, 0x72, 0x6b, 0x61, 0x51, 0xbf, 0xc4, 0xa5,
+    0xa5, 0x8c, 0x82, 0x72, 0x61, 0x59, 0x39, 0x6c,
+    0x26, 0x03, 0x95, 0x82, 0x7b, 0x61, 0x61, 0x40,
+    0xfc, 0x05, 0x00, 0x00, 0x7e, 0xd7, 0xc3, 0xb7,
+    0xa8, 0x9d, 0x80, 0x83, 0x5d, 0x6a, 0x3f, 0xbf,
+    0xc7, 0xa5, 0xa8, 0x8c, 0x84, 0x72, 0x60, 0x61,
+    0x46, 0xbf, 0xc2, 0xae, 0xb0, 0x9d, 0x92, 0x83,
+    0x6f, 0x6a, 0x50, 0xd7, 0xc3, 0xb7, 0xa7, 0x9d,
+    0x80, 0x83, 0x5e, 0x6a, 0x40, 0xfe, 0x02, 0xf8,
+    0x8d, 0x96, 0x90, 0x90, 0xfe, 0x05, 0x00, 0x8a,
+    0xc4, 0x63, 0xb8, 0x3c, 0xa6, 0x29, 0x97, 0x16,
+    0x81, 0x84, 0xb7, 0x5b, 0xa9, 0x33, 0x94, 0x1e,
+    0x83, 0x11, 0x70, 0xb8, 0xc2, 0x70, 0xb1, 0x4d,
+    0xa3, 0x2a, 0x8d, 0x1b, 0x7b, 0xa8, 0xbc, 0x68,
+    0xab, 0x47, 0x9d, 0x27, 0x87, 0x18, 0x75, 0xae,
+    0xc6, 0x7d, 0xbb, 0x4d, 0xaa, 0x1c, 0x84, 0x11,
+    0x72, 0xa3, 0xbb, 0x6e, 0xad, 0x3c, 0x97, 0x24,
+    0x85, 0x16, 0x71, 0x80, 0xb2, 0x57, 0xa4, 0x30,
+    0x8e, 0x1c, 0x7c, 0x10, 0x68, 0xbb, 0xbd, 0x75,
+    0xac, 0x4f, 0x9e, 0x2b, 0x87, 0x1a, 0x76, 0x96,
+    0xc5, 0x5e, 0xb5, 0x3e, 0xa5, 0x1f, 0x8c, 0x12,
+    0x7a, 0xc1, 0xc6, 0x42, 0x9f, 0x27, 0x8c, 0x16,
+    0x77, 0x0f, 0x67, 0x9d, 0xbc, 0x68, 0xad, 0x36,
+    0x95, 0x20, 0x83, 0x11, 0x6d, 0x9b, 0xb8, 0x67,
+    0xa8, 0x34, 0x90, 0x1f, 0x7c, 0x10, 0x67, 0x9e,
+    0xc9, 0x6a, 0xbb, 0x37, 0xa4, 0x20, 0x90, 0x11,
+    0x7b, 0xc6, 0xc8, 0x47, 0xa4, 0x2a, 0x90, 0x18,
+    0x7b, 0x10, 0x6c, 0xae, 0xc4, 0x5d, 0xad, 0x37,
+    0x9a, 0x1f, 0x85, 0x13, 0x75, 0x70, 0xad, 0x42,
+    0x99, 0x25, 0x84, 0x17, 0x74, 0x0b, 0x56, 0x87,
+    0xc8, 0x57, 0xb8, 0x2b, 0x9e, 0x19, 0x8a, 0x0d,
+    0x74, 0xa7, 0xc8, 0x6e, 0xb9, 0x36, 0xa0, 0x1f,
+    0x8b, 0x11, 0x75, 0x94, 0xbe, 0x4b, 0xa5, 0x2a,
+    0x92, 0x18, 0x7c, 0x0f, 0x6b, 0xaf, 0xc0, 0x58,
+    0xa8, 0x34, 0x94, 0x1d, 0x7d, 0x12, 0x6d, 0x82,
+    0xc0, 0x52, 0xb0, 0x25, 0x94, 0x14, 0x7f, 0x0c,
+    0x68, 0x84, 0xbf, 0x3e, 0xa4, 0x22, 0x8e, 0x10,
+    0x76, 0x0b, 0x65, 0x88, 0xb6, 0x42, 0x9b, 0x26,
+    0x87, 0x14, 0x70, 0x0c, 0x5f, 0xc5, 0xc2, 0x3e,
+    0x97, 0x23, 0x83, 0x13, 0x6c, 0x0c, 0x5c, 0xb1,
+    0xc9, 0x76, 0xbc, 0x4a, 0xaa, 0x20, 0x8d, 0x12,
+    0x78, 0x93, 0xbf, 0x46, 0xa3, 0x26, 0x8d, 0x14,
+    0x74, 0x0c, 0x62, 0xc8, 0xc4, 0x3b, 0x97, 0x21,
+    0x82, 0x11, 0x6a, 0x0a, 0x59, 0xa3, 0xb9, 0x68,
+    0xa9, 0x30, 0x8d, 0x1a, 0x78, 0x0f, 0x61, 0xa0,
+    0xc9, 0x73, 0xbe, 0x50, 0xb1, 0x30, 0x9f, 0x14,
+    0x80, 0x83, 0xb7, 0x3c, 0x9a, 0x20, 0x84, 0x0e,
+    0x6a, 0x0a, 0x57, 0xac, 0xc2, 0x68, 0xb0, 0x2e,
+    0x92, 0x19, 0x7c, 0x0d, 0x63, 0x93, 0xbe, 0x62,
+    0xb0, 0x3c, 0x9e, 0x1a, 0x80, 0x0e, 0x6b, 0xbb,
+    0x02, 0xa0, 0x02, 0xa0, 0x02, 0x6f, 0x00, 0x75,
+    0x00, 0x75, 0x00, 0x00, 0x00, 0xad, 0x02, 0xb3,
+    0x02, 0x6f, 0x00, 0x87, 0x00, 0x85, 0xfe, 0x03,
+    0x00, 0xc2, 0x02, 0x82, 0x4d, 0x92, 0x6e, 0x4d,
+    0xb1, 0xa8, 0x84, 0x01, 0x00, 0x07, 0x7e, 0x00,
+    0xa8, 0x02, 0xa4, 0x02, 0xa4, 0x02, 0xa2, 0x00,
+    0xa6, 0x00, 0xa6, 0x00, 0x00, 0x00, 0xb4, 0x02,
+    0xb4, 0x02, 0x92, 0x00, 0x96, 0x00, 0x96, 0x46,
+    0x04, 0xb0, 0x02, 0x64, 0x02, 0x0a, 0x8c, 0x00,
+    0x90, 0x02, 0x98, 0x02, 0x98, 0x02, 0x0e, 0x01,
+    0x11, 0x01, 0x11, 0x50, 0xc3, 0x08, 0x88, 0x02,
+    0x88, 0x02, 0x19, 0x01, 0x02, 0x01, 0x02, 0x01,
+    0xf3, 0x2d, 0x00, 0x00
+};
+
+uint8_t	*rb_hardconfig;
+long    rb_hardconfig_len;
+
+static inline uint32_t get_u32(const void *buf);
+
+int routerboot_find_tag(uint8_t *buf, unsigned int buflen, uint16_t tag_id,
+			uint8_t **tag_data, uint16_t *tag_len);
+
+static inline int
+rb_find_hard_cfg_tag(uint16_t tag_id, uint8_t **tag_data, uint16_t *tag_len);
+
+const uint8_t * rb_get_board_product_code(void);
+
+uint32_t rb_get_board_mac(void);
+
+const uint8_t * rb_get_board_serial(void);
+
+const uint8_t * rb_get_board_identifier(void);
+
+const uint8_t * rb_get_board_name(void);
+
+const uint8_t * rb_get_factory_booter_version(void);
+
+uint32_t rb_get_flash_info(void);
+
+uint32_t rb_get_hw_options(void);
+
+int routerboot_find_magic(uint8_t *buf, unsigned int buflen, uint32_t *offset, bool hard);
+
+uint8_t * __rb_get_wlan_data(void);
+
+/*
+ * Magic numbers
+ */
+#define RB_ART_SIZE 	0x10000
+#define RB_MAGIC_HARD	0x64726148 /* "Hard" */
+#define RB_MAGIC_SOFT	0x74666F53 /* "Soft" */
+#define RB_MAGIC_ERD	0x00455244	/* extended radio data */
+#define RB_MAGIC_LZOR	0x524F5A4C
+
+#define RB_ID_TERMINATOR	0
+
+/*
+ * ID values for Hardware settings
+ */
+#define RB_ID_HARD_01		1
+#define RB_ID_HARD_02		2
+#define RB_ID_FLASH_INFO	3
+#define RB_ID_MAC_ADDRESS_PACK	4
+#define RB_ID_BOARD_PRODUCT_CODE	5
+#define RB_ID_BIOS_VERSION	6
+#define RB_ID_HARD_07		7
+#define RB_ID_SDRAM_TIMINGS	8
+#define RB_ID_DEVICE_TIMINGS	9
+#define RB_ID_SOFTWARE_ID	10
+#define RB_ID_SERIAL_NUMBER	11
+#define RB_ID_HARD_12		12
+#define RB_ID_MEMORY_SIZE	13
+#define RB_ID_MAC_ADDRESS_COUNT	14
+#define RB_ID_HW_OPTIONS	21
+#define RB_ID_WLAN_DATA		22
+#define RB_ID_BOARD_IDENTIFIER	23
+#define RB_ID_BOARD_NAME	33
+
+#endif /* _RBEXTRACT_H */