f0b33a0150ea490bb096a7f8daac137689b54ecc
2 * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
4 * This tool was based on:
5 * TP-Link WR941 V2 firmware checksum fixing tool.
6 * Copyright (C) 2008,2009 Wang Jian <lark@linux.net.cn>
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License version 2 as published
10 * by the Free Software Foundation.
18 #include <unistd.h> /* for unlink() */
20 #include <getopt.h> /* for getopt() */
25 #include <arpa/inet.h>
26 #include <netinet/in.h>
30 #define ALIGN(x,a) ({ typeof(a) __a = (a); (((x) + __a - 1) & ~(__a - 1)); })
32 #define HEADER_VERSION_V1 0x01000000
33 #define HWID_GS_OOLITE_V1 0x3C000101
34 #define HWID_TL_MR10U_V1 0x00100101
35 #define HWID_TL_MR13U_V1 0x00130101
36 #define HWID_TL_MR3020_V1 0x30200001
37 #define HWID_TL_MR3220_V1 0x32200001
38 #define HWID_TL_MR3220_V2 0x32200002
39 #define HWID_TL_MR3420_V1 0x34200001
40 #define HWID_TL_MR3420_V2 0x34200002
41 #define HWID_TL_WA701N_V1 0x07010001
42 #define HWID_TL_WA7510N_V1 0x75100001
43 #define HWID_TL_WA801ND_V1 0x08010001
44 #define HWID_TL_WA830RE_V1 0x08300010
45 #define HWID_TL_WA830RE_V2 0x08300002
46 #define HWID_TL_WA801ND_V2 0x08010002
47 #define HWID_TL_WA901ND_V1 0x09010001
48 #define HWID_TL_WA901ND_V2 0x09010002
49 #define HWID_TL_WDR4300_V1_IL 0x43008001
50 #define HWID_TL_WDR4900_V1 0x49000001
51 #define HWID_TL_WR703N_V1 0x07030101
52 #define HWID_TL_WR720N_V3 0x07200103
53 #define HWID_TL_WR741ND_V1 0x07410001
54 #define HWID_TL_WR741ND_V4 0x07410004
55 #define HWID_TL_WR740N_V1 0x07400001
56 #define HWID_TL_WR740N_V3 0x07400003
57 #define HWID_TL_WR743ND_V1 0x07430001
58 #define HWID_TL_WR743ND_V2 0x07430002
59 #define HWID_TL_WR841N_V1_5 0x08410002
60 #define HWID_TL_WR841ND_V3 0x08410003
61 #define HWID_TL_WR841ND_V5 0x08410005
62 #define HWID_TL_WR841ND_V7 0x08410007
63 #define HWID_TL_WR941ND_V2 0x09410002
64 #define HWID_TL_WR941ND_V4 0x09410004
65 #define HWID_TL_WR1043ND_V1 0x10430001
66 #define HWID_TL_WR1043ND_V2 0x10430002
67 #define HWID_TL_WR1041N_V2 0x10410002
68 #define HWID_TL_WR2543N_V1 0x25430001
73 char *file_name
; /* name of the file */
74 uint32_t file_size
; /* length of the file */
78 uint32_t version
; /* header version */
81 uint32_t hw_id
; /* hardware id */
82 uint32_t hw_rev
; /* hardware revision */
84 uint8_t md5sum1
[MD5SUM_LEN
];
86 uint8_t md5sum2
[MD5SUM_LEN
];
88 uint32_t kernel_la
; /* kernel load address */
89 uint32_t kernel_ep
; /* kernel entry point */
90 uint32_t fw_length
; /* total length of the firmware */
91 uint32_t kernel_ofs
; /* kernel data offset */
92 uint32_t kernel_len
; /* kernel data length */
93 uint32_t rootfs_ofs
; /* rootfs data offset */
94 uint32_t rootfs_len
; /* rootfs data length */
95 uint32_t boot_ofs
; /* bootloader data offset */
96 uint32_t boot_len
; /* bootloader data length */
101 } __attribute__ ((packed
));
103 struct flash_layout
{
122 static char *progname
;
123 static char *vendor
= "TP-LINK Technologies";
124 static char *version
= "ver. 1.0";
125 static char *fw_ver
= "0.0.0";
127 static char *board_id
;
128 static struct board_info
*board
;
129 static char *layout_id
;
130 static struct flash_layout
*layout
;
131 static char *opt_hw_id
;
132 static uint32_t hw_id
;
133 static char *opt_hw_rev
;
134 static uint32_t hw_rev
;
135 static int fw_ver_lo
;
136 static int fw_ver_mid
;
137 static int fw_ver_hi
;
138 static struct file_info kernel_info
;
139 static uint32_t kernel_la
= 0;
140 static uint32_t kernel_ep
= 0;
141 static uint32_t kernel_len
= 0;
142 static struct file_info rootfs_info
;
143 static uint32_t rootfs_ofs
= 0;
144 static uint32_t rootfs_align
;
145 static struct file_info boot_info
;
147 static int strip_padding
;
148 static int add_jffs2_eof
;
149 static unsigned char jffs2_eof_mark
[4] = {0xde, 0xad, 0xc0, 0xde};
150 static uint32_t fw_max_len
;
151 static uint32_t reserved_space
;
153 static struct file_info inspect_info
;
154 static int extract
= 0;
156 char md5salt_normal
[MD5SUM_LEN
] = {
157 0xdc, 0xd7, 0x3a, 0xa5, 0xc3, 0x95, 0x98, 0xfb,
158 0xdd, 0xf9, 0xe7, 0xf4, 0x0e, 0xae, 0x47, 0x38,
161 char md5salt_boot
[MD5SUM_LEN
] = {
162 0x8c, 0xef, 0x33, 0x5b, 0xd5, 0xc5, 0xce, 0xfa,
163 0xa7, 0x9c, 0x28, 0xda, 0xb2, 0xe9, 0x0f, 0x42,
166 static struct flash_layout layouts
[] = {
169 .fw_max_len
= 0x3c0000,
170 .kernel_la
= 0x80060000,
171 .kernel_ep
= 0x80060000,
172 .rootfs_ofs
= 0x140000,
175 .fw_max_len
= 0x3c0000,
176 .kernel_la
= 0x80060000,
177 .kernel_ep
= 0x80060000,
178 .rootfs_ofs
= 0x100000,
181 .fw_max_len
= 0x7c0000,
182 .kernel_la
= 0x80060000,
183 .kernel_ep
= 0x80060000,
184 .rootfs_ofs
= 0x140000,
187 .fw_max_len
= 0x7c0000,
188 .kernel_la
= 0x80060000,
189 .kernel_ep
= 0x80060000,
190 .rootfs_ofs
= 0x100000,
193 .fw_max_len
= 0xf80000,
194 .kernel_la
= 0x80060000,
195 .kernel_ep
= 0x80060000,
196 .rootfs_ofs
= 0x140000,
199 .fw_max_len
= 0xf80000,
200 .kernel_la
= 0x80060000,
201 .kernel_ep
= 0x80060000,
202 .rootfs_ofs
= 0x100000,
205 .fw_max_len
= 0xf80000,
206 .kernel_la
= 0x00000000,
207 .kernel_ep
= 0xc0000000,
208 .rootfs_ofs
= 0x2a0000,
210 /* terminating entry */
214 static struct board_info boards
[] = {
217 .hw_id
= HWID_TL_MR10U_V1
,
219 .layout_id
= "4Mlzma",
222 .hw_id
= HWID_TL_MR13U_V1
,
224 .layout_id
= "4Mlzma",
227 .hw_id
= HWID_TL_MR3020_V1
,
229 .layout_id
= "4Mlzma",
232 .hw_id
= HWID_TL_MR3220_V1
,
237 .hw_id
= HWID_TL_MR3220_V2
,
239 .layout_id
= "4Mlzma",
242 .hw_id
= HWID_TL_MR3420_V1
,
247 .hw_id
= HWID_TL_MR3420_V2
,
249 .layout_id
= "4Mlzma",
252 .hw_id
= HWID_TL_WA701N_V1
,
257 .hw_id
= HWID_TL_WA7510N_V1
,
261 .id
= "TL-WA801NDv1",
262 .hw_id
= HWID_TL_WA801ND_V1
,
266 .id
= "TL-WA830REv1",
267 .hw_id
= HWID_TL_WA830RE_V1
,
271 .id
= "TL-WA830REv2",
272 .hw_id
= HWID_TL_WA830RE_V2
,
276 .id
= "TL-WA801NDv2",
277 .hw_id
= HWID_TL_WA801ND_V2
,
279 .layout_id
= "4Mlzma",
281 .id
= "TL-WA901NDv1",
282 .hw_id
= HWID_TL_WA901ND_V1
,
286 .id
= "TL-WA901NDv2",
287 .hw_id
= HWID_TL_WA901ND_V2
,
291 .id
= "TL-WDR4300v1",
292 .hw_id
= HWID_TL_WDR4300_V1_IL
,
294 .layout_id
= "8Mlzma",
296 .id
= "TL-WDR4900v1",
297 .hw_id
= HWID_TL_WDR4900_V1
,
299 .layout_id
= "16Mppc",
301 .id
= "TL-WR741NDv1",
302 .hw_id
= HWID_TL_WR741ND_V1
,
306 .id
= "TL-WR741NDv4",
307 .hw_id
= HWID_TL_WR741ND_V4
,
309 .layout_id
= "4Mlzma",
312 .hw_id
= HWID_TL_WR740N_V1
,
317 .hw_id
= HWID_TL_WR740N_V3
,
321 .id
= "TL-WR743NDv1",
322 .hw_id
= HWID_TL_WR743ND_V1
,
326 .id
= "TL-WR743NDv2",
327 .hw_id
= HWID_TL_WR743ND_V2
,
329 .layout_id
= "4Mlzma",
331 .id
= "TL-WR841Nv1.5",
332 .hw_id
= HWID_TL_WR841N_V1_5
,
336 .id
= "TL-WR841NDv3",
337 .hw_id
= HWID_TL_WR841ND_V3
,
341 .id
= "TL-WR841NDv5",
342 .hw_id
= HWID_TL_WR841ND_V5
,
346 .id
= "TL-WR841NDv7",
347 .hw_id
= HWID_TL_WR841ND_V7
,
351 .id
= "TL-WR941NDv2",
352 .hw_id
= HWID_TL_WR941ND_V2
,
356 .id
= "TL-WR941NDv4",
357 .hw_id
= HWID_TL_WR941ND_V4
,
361 .id
= "TL-WR1041Nv2",
362 .hw_id
= HWID_TL_WR1041N_V2
,
364 .layout_id
= "4Mlzma",
366 .id
= "TL-WR1043NDv1",
367 .hw_id
= HWID_TL_WR1043ND_V1
,
371 .id
= "TL-WR1043NDv2",
372 .hw_id
= HWID_TL_WR1043ND_V2
,
374 .layout_id
= "8Mlzma",
376 .id
= "TL-WR2543Nv1",
377 .hw_id
= HWID_TL_WR2543N_V1
,
379 .layout_id
= "8Mlzma",
382 .hw_id
= HWID_TL_WR703N_V1
,
384 .layout_id
= "4Mlzma",
387 .hw_id
= HWID_TL_WR720N_V3
,
389 .layout_id
= "4Mlzma",
392 .hw_id
= HWID_GS_OOLITE_V1
,
394 .layout_id
= "16Mlzma",
396 /* terminating entry */
403 #define ERR(fmt, ...) do { \
405 fprintf(stderr, "[%s] *** error: " fmt "\n", \
406 progname, ## __VA_ARGS__ ); \
409 #define ERRS(fmt, ...) do { \
412 fprintf(stderr, "[%s] *** error: " fmt "\n", \
413 progname, ## __VA_ARGS__, strerror(save)); \
416 #define DBG(fmt, ...) do { \
417 fprintf(stderr, "[%s] " fmt "\n", progname, ## __VA_ARGS__ ); \
420 static struct board_info
*find_board(char *id
)
422 struct board_info
*ret
;
423 struct board_info
*board
;
426 for (board
= boards
; board
->id
!= NULL
; board
++){
427 if (strcasecmp(id
, board
->id
) == 0) {
436 static struct board_info
*find_board_by_hwid(uint32_t hw_id
)
438 struct board_info
*board
;
440 for (board
= boards
; board
->id
!= NULL
; board
++) {
441 if (hw_id
== board
->hw_id
)
448 static struct flash_layout
*find_layout(char *id
)
450 struct flash_layout
*ret
;
451 struct flash_layout
*l
;
454 for (l
= layouts
; l
->id
!= NULL
; l
++){
455 if (strcasecmp(id
, l
->id
) == 0) {
464 static void usage(int status
)
466 FILE *stream
= (status
!= EXIT_SUCCESS
) ? stderr
: stdout
;
467 struct board_info
*board
;
469 fprintf(stream
, "Usage: %s [OPTIONS...]\n", progname
);
473 " -B <board> create image for the board specified with <board>\n"
474 " -c use combined kernel image\n"
475 " -E <ep> overwrite kernel entry point with <ep> (hexval prefixed with 0x)\n"
476 " -L <la> overwrite kernel load address with <la> (hexval prefixed with 0x)\n"
477 " -H <hwid> use hardware id specified with <hwid>\n"
478 " -W <hwrev> use hardware revision specified with <hwrev>\n"
479 " -F <id> use flash layout specified with <id>\n"
480 " -k <file> read kernel image from the file <file>\n"
481 " -r <file> read rootfs image from the file <file>\n"
482 " -a <align> align the rootfs start on an <align> bytes boundary\n"
483 " -R <offset> overwrite rootfs offset with <offset> (hexval prefixed with 0x)\n"
484 " -o <file> write output to the file <file>\n"
485 " -s strip padding from the end of the image\n"
486 " -j add jffs2 end-of-filesystem markers\n"
487 " -N <vendor> set image vendor to <vendor>\n"
488 " -V <version> set image version to <version>\n"
489 " -v <version> set firmware version to <version>\n"
490 " -i <file> inspect given firmware file <file>\n"
491 " -x extract kernel and rootfs while inspecting (requires -i)\n"
492 " -X <size> reserve <size> bytes in the firmware image (hexval prefixed with 0x)\n"
493 " -h show this screen\n"
499 static int get_md5(char *data
, int size
, char *md5
)
504 MD5_Update(&ctx
, data
, size
);
505 MD5_Final(md5
, &ctx
);
508 static int get_file_stat(struct file_info
*fdata
)
513 if (fdata
->file_name
== NULL
)
516 res
= stat(fdata
->file_name
, &st
);
518 ERRS("stat failed on %s", fdata
->file_name
);
522 fdata
->file_size
= st
.st_size
;
526 static int read_to_buf(struct file_info
*fdata
, char *buf
)
529 int ret
= EXIT_FAILURE
;
531 f
= fopen(fdata
->file_name
, "r");
533 ERRS("could not open \"%s\" for reading", fdata
->file_name
);
538 fread(buf
, fdata
->file_size
, 1, f
);
540 ERRS("unable to read from file \"%s\"", fdata
->file_name
);
552 static int check_options(void)
556 if (inspect_info
.file_name
) {
557 ret
= get_file_stat(&inspect_info
);
562 } else if (extract
) {
563 ERR("no firmware for inspection specified");
567 if (board_id
== NULL
&& opt_hw_id
== NULL
) {
568 ERR("either board or hardware id must be specified");
573 board
= find_board(board_id
);
575 ERR("unknown/unsupported board id \"%s\"", board_id
);
578 if (layout_id
== NULL
)
579 layout_id
= board
->layout_id
;
581 hw_id
= board
->hw_id
;
582 hw_rev
= board
->hw_rev
;
584 if (layout_id
== NULL
) {
585 ERR("flash layout is not specified");
588 hw_id
= strtoul(opt_hw_id
, NULL
, 0);
591 hw_rev
= strtoul(opt_hw_rev
, NULL
, 0);
596 layout
= find_layout(layout_id
);
597 if (layout
== NULL
) {
598 ERR("unknown flash layout \"%s\"", layout_id
);
603 kernel_la
= layout
->kernel_la
;
605 kernel_ep
= layout
->kernel_ep
;
607 rootfs_ofs
= layout
->rootfs_ofs
;
609 if (reserved_space
> layout
->fw_max_len
) {
610 ERR("reserved space is not valid");
614 fw_max_len
= layout
->fw_max_len
- reserved_space
;
616 if (kernel_info
.file_name
== NULL
) {
617 ERR("no kernel image specified");
621 ret
= get_file_stat(&kernel_info
);
625 kernel_len
= kernel_info
.file_size
;
628 if (kernel_info
.file_size
>
629 fw_max_len
- sizeof(struct fw_header
)) {
630 ERR("kernel image is too big");
634 if (rootfs_info
.file_name
== NULL
) {
635 ERR("no rootfs image specified");
639 ret
= get_file_stat(&rootfs_info
);
644 kernel_len
+= sizeof(struct fw_header
);
645 kernel_len
= ALIGN(kernel_len
, rootfs_align
);
646 kernel_len
-= sizeof(struct fw_header
);
648 DBG("kernel length aligned to %u", kernel_len
);
650 if (kernel_len
+ rootfs_info
.file_size
>
651 fw_max_len
- sizeof(struct fw_header
)) {
652 ERR("images are too big");
656 if (kernel_info
.file_size
>
657 rootfs_ofs
- sizeof(struct fw_header
)) {
658 ERR("kernel image is too big");
662 if (rootfs_info
.file_size
>
663 (fw_max_len
- rootfs_ofs
)) {
664 ERR("rootfs image is too big");
670 if (ofname
== NULL
) {
671 ERR("no output file specified");
675 ret
= sscanf(fw_ver
, "%d.%d.%d", &fw_ver_hi
, &fw_ver_mid
, &fw_ver_lo
);
677 ERR("invalid firmware version '%s'", fw_ver
);
684 static void fill_header(char *buf
, int len
)
686 struct fw_header
*hdr
= (struct fw_header
*)buf
;
688 memset(hdr
, 0, sizeof(struct fw_header
));
690 hdr
->version
= htonl(HEADER_VERSION_V1
);
691 strncpy(hdr
->vendor_name
, vendor
, sizeof(hdr
->vendor_name
));
692 strncpy(hdr
->fw_version
, version
, sizeof(hdr
->fw_version
));
693 hdr
->hw_id
= htonl(hw_id
);
694 hdr
->hw_rev
= htonl(hw_rev
);
696 if (boot_info
.file_size
== 0)
697 memcpy(hdr
->md5sum1
, md5salt_normal
, sizeof(hdr
->md5sum1
));
699 memcpy(hdr
->md5sum1
, md5salt_boot
, sizeof(hdr
->md5sum1
));
701 hdr
->kernel_la
= htonl(kernel_la
);
702 hdr
->kernel_ep
= htonl(kernel_ep
);
703 hdr
->fw_length
= htonl(layout
->fw_max_len
);
704 hdr
->kernel_ofs
= htonl(sizeof(struct fw_header
));
705 hdr
->kernel_len
= htonl(kernel_len
);
707 hdr
->rootfs_ofs
= htonl(rootfs_ofs
);
708 hdr
->rootfs_len
= htonl(rootfs_info
.file_size
);
711 hdr
->ver_hi
= htons(fw_ver_hi
);
712 hdr
->ver_mid
= htons(fw_ver_mid
);
713 hdr
->ver_lo
= htons(fw_ver_lo
);
715 get_md5(buf
, len
, hdr
->md5sum1
);
718 static int pad_jffs2(char *buf
, int currlen
)
724 pad_mask
= (64 * 1024);
725 while ((len
< layout
->fw_max_len
) && (pad_mask
!= 0)) {
729 for (i
= 10; i
< 32; i
++) {
735 len
= ALIGN(len
, mask
);
737 for (i
= 10; i
< 32; i
++) {
739 if ((len
& (mask
- 1)) == 0)
743 for (i
= 0; i
< sizeof(jffs2_eof_mark
); i
++)
744 buf
[len
+ i
] = jffs2_eof_mark
[i
];
746 len
+= sizeof(jffs2_eof_mark
);
752 static int write_fw(char *data
, int len
)
755 int ret
= EXIT_FAILURE
;
757 f
= fopen(ofname
, "w");
759 ERRS("could not open \"%s\" for writing", ofname
);
764 fwrite(data
, len
, 1, f
);
766 ERRS("unable to write output file");
770 DBG("firmware file \"%s\" completed", ofname
);
777 if (ret
!= EXIT_SUCCESS
) {
784 static int build_fw(void)
789 int ret
= EXIT_FAILURE
;
792 buflen
= layout
->fw_max_len
;
794 buf
= malloc(buflen
);
796 ERR("no memory for buffer\n");
800 memset(buf
, 0xff, buflen
);
801 p
= buf
+ sizeof(struct fw_header
);
802 ret
= read_to_buf(&kernel_info
, p
);
806 writelen
= sizeof(struct fw_header
) + kernel_len
;
812 p
= buf
+ rootfs_ofs
;
814 ret
= read_to_buf(&rootfs_info
, p
);
819 writelen
+= rootfs_info
.file_size
;
821 writelen
= rootfs_ofs
+ rootfs_info
.file_size
;
824 writelen
= pad_jffs2(buf
, writelen
);
830 fill_header(buf
, writelen
);
831 ret
= write_fw(buf
, writelen
);
843 /* Helper functions to inspect_fw() representing different output formats */
844 static inline void inspect_fw_pstr(char *label
, char *str
)
846 printf("%-23s: %s\n", label
, str
);
849 static inline void inspect_fw_phex(char *label
, uint32_t val
)
851 printf("%-23s: 0x%08x\n", label
, val
);
854 static inline void inspect_fw_phexpost(char *label
,
855 uint32_t val
, char *post
)
857 printf("%-23s: 0x%08x (%s)\n", label
, val
, post
);
860 static inline void inspect_fw_phexdef(char *label
,
861 uint32_t val
, uint32_t defval
)
863 printf("%-23s: 0x%08x ", label
, val
);
866 printf("(== OpenWrt default)\n");
868 printf("(OpenWrt default: 0x%08x)\n", defval
);
871 static inline void inspect_fw_phexexp(char *label
,
872 uint32_t val
, uint32_t expval
)
874 printf("%-23s: 0x%08x ", label
, val
);
879 printf("(expected: 0x%08x)\n", expval
);
882 static inline void inspect_fw_phexdec(char *label
, uint32_t val
)
884 printf("%-23s: 0x%08x / %8u bytes\n", label
, val
, val
);
887 static inline void inspect_fw_phexdecdef(char *label
,
888 uint32_t val
, uint32_t defval
)
890 printf("%-23s: 0x%08x / %8u bytes ", label
, val
, val
);
893 printf("(== OpenWrt default)\n");
895 printf("(OpenWrt default: 0x%08x)\n", defval
);
898 static inline void inspect_fw_pmd5sum(char *label
, uint8_t *val
, char *text
)
902 printf("%-23s:", label
);
903 for (i
=0; i
<MD5SUM_LEN
; i
++)
904 printf(" %02x", val
[i
]);
905 printf(" %s\n", text
);
908 static int inspect_fw(void)
911 struct fw_header
*hdr
;
912 uint8_t md5sum
[MD5SUM_LEN
];
913 struct board_info
*board
;
914 int ret
= EXIT_FAILURE
;
916 buf
= malloc(inspect_info
.file_size
);
918 ERR("no memory for buffer!\n");
922 ret
= read_to_buf(&inspect_info
, buf
);
925 hdr
= (struct fw_header
*)buf
;
927 inspect_fw_pstr("File name", inspect_info
.file_name
);
928 inspect_fw_phexdec("File size", inspect_info
.file_size
);
930 if (ntohl(hdr
->version
) != HEADER_VERSION_V1
) {
931 ERR("file does not seem to have V1 header!\n");
935 inspect_fw_phexdec("Version 1 Header size", sizeof(struct fw_header
));
937 if (ntohl(hdr
->unk1
) != 0)
938 inspect_fw_phexdec("Unknown value 1", hdr
->unk1
);
940 memcpy(md5sum
, hdr
->md5sum1
, sizeof(md5sum
));
941 if (ntohl(hdr
->boot_len
) == 0)
942 memcpy(hdr
->md5sum1
, md5salt_normal
, sizeof(md5sum
));
944 memcpy(hdr
->md5sum1
, md5salt_boot
, sizeof(md5sum
));
945 get_md5(buf
, inspect_info
.file_size
, hdr
->md5sum1
);
947 if (memcmp(md5sum
, hdr
->md5sum1
, sizeof(md5sum
))) {
948 inspect_fw_pmd5sum("Header MD5Sum1", md5sum
, "(*ERROR*)");
949 inspect_fw_pmd5sum(" --> expected", hdr
->md5sum1
, "");
951 inspect_fw_pmd5sum("Header MD5Sum1", md5sum
, "(ok)");
953 if (ntohl(hdr
->unk2
) != 0)
954 inspect_fw_phexdec("Unknown value 2", hdr
->unk2
);
955 inspect_fw_pmd5sum("Header MD5Sum2", hdr
->md5sum2
,
956 "(purpose yet unknown, unchecked here)");
957 if (ntohl(hdr
->unk3
) != 0)
958 inspect_fw_phexdec("Unknown value 3", hdr
->unk3
);
962 inspect_fw_pstr("Vendor name", hdr
->vendor_name
);
963 inspect_fw_pstr("Firmware version", hdr
->fw_version
);
964 board
= find_board_by_hwid(ntohl(hdr
->hw_id
));
966 layout
= find_layout(board
->layout_id
);
967 inspect_fw_phexpost("Hardware ID",
968 ntohl(hdr
->hw_id
), board
->id
);
969 inspect_fw_phexexp("Hardware Revision",
970 ntohl(hdr
->hw_rev
), board
->hw_rev
);
972 inspect_fw_phexpost("Hardware ID",
973 ntohl(hdr
->hw_id
), "unknown");
974 inspect_fw_phex("Hardware Revision",
980 inspect_fw_phexdec("Kernel data offset",
981 ntohl(hdr
->kernel_ofs
));
982 inspect_fw_phexdec("Kernel data length",
983 ntohl(hdr
->kernel_len
));
985 inspect_fw_phexdef("Kernel load address",
986 ntohl(hdr
->kernel_la
),
987 layout
? layout
->kernel_la
: 0xffffffff);
988 inspect_fw_phexdef("Kernel entry point",
989 ntohl(hdr
->kernel_ep
),
990 layout
? layout
->kernel_ep
: 0xffffffff);
991 inspect_fw_phexdecdef("Rootfs data offset",
992 ntohl(hdr
->rootfs_ofs
),
993 layout
? layout
->rootfs_ofs
: 0xffffffff);
995 inspect_fw_phex("Kernel load address",
996 ntohl(hdr
->kernel_la
));
997 inspect_fw_phex("Kernel entry point",
998 ntohl(hdr
->kernel_ep
));
999 inspect_fw_phexdec("Rootfs data offset",
1000 ntohl(hdr
->rootfs_ofs
));
1002 inspect_fw_phexdec("Rootfs data length",
1003 ntohl(hdr
->rootfs_len
));
1004 inspect_fw_phexdec("Boot loader data offset",
1005 ntohl(hdr
->boot_ofs
));
1006 inspect_fw_phexdec("Boot loader data length",
1007 ntohl(hdr
->boot_len
));
1008 inspect_fw_phexdec("Total firmware length",
1009 ntohl(hdr
->fw_length
));
1017 filename
= malloc(strlen(inspect_info
.file_name
) + 8);
1018 sprintf(filename
, "%s-kernel", inspect_info
.file_name
);
1019 printf("Extracting kernel to \"%s\"...\n", filename
);
1020 fp
= fopen(filename
, "w");
1022 if (!fwrite(buf
+ ntohl(hdr
->kernel_ofs
),
1023 ntohl(hdr
->kernel_len
), 1, fp
)) {
1024 ERR("error in fwrite(): %s", strerror(errno
));
1028 ERR("error in fopen(): %s", strerror(errno
));
1032 filename
= malloc(strlen(inspect_info
.file_name
) + 8);
1033 sprintf(filename
, "%s-rootfs", inspect_info
.file_name
);
1034 printf("Extracting rootfs to \"%s\"...\n", filename
);
1035 fp
= fopen(filename
, "w");
1037 if (!fwrite(buf
+ ntohl(hdr
->rootfs_ofs
),
1038 ntohl(hdr
->rootfs_len
), 1, fp
)) {
1039 ERR("error in fwrite(): %s", strerror(errno
));
1043 ERR("error in fopen(): %s", strerror(errno
));
1054 int main(int argc
, char *argv
[])
1056 int ret
= EXIT_FAILURE
;
1061 progname
= basename(argv
[0]);
1066 c
= getopt(argc
, argv
, "a:B:H:E:F:L:V:N:W:ci:k:r:R:o:xX:hsjv:");
1072 sscanf(optarg
, "0x%x", &rootfs_align
);
1081 sscanf(optarg
, "0x%x", &kernel_ep
);
1087 opt_hw_rev
= optarg
;
1090 sscanf(optarg
, "0x%x", &kernel_la
);
1105 kernel_info
.file_name
= optarg
;
1108 rootfs_info
.file_name
= optarg
;
1111 sscanf(optarg
, "0x%x", &rootfs_ofs
);
1120 inspect_info
.file_name
= optarg
;
1129 usage(EXIT_SUCCESS
);
1132 sscanf(optarg
, "0x%x", &reserved_space
);
1135 usage(EXIT_FAILURE
);
1140 ret
= check_options();
1144 if (!inspect_info
.file_name
)