a6aab598a1ffa677e64307ee4234479d45de9140
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_GL_INET_V1 0x08000001
34 #define HWID_GS_OOLITE_V1 0x3C000101
35 #define HWID_TL_MR10U_V1 0x00100101
36 #define HWID_TL_MR13U_V1 0x00130101
37 #define HWID_TL_MR3020_V1 0x30200001
38 #define HWID_TL_MR3220_V1 0x32200001
39 #define HWID_TL_MR3220_V2 0x32200002
40 #define HWID_TL_MR3420_V1 0x34200001
41 #define HWID_TL_MR3420_V2 0x34200002
42 #define HWID_TL_WA701N_V1 0x07010001
43 #define HWID_TL_WA7510N_V1 0x75100001
44 #define HWID_TL_WA801ND_V1 0x08010001
45 #define HWID_TL_WA830RE_V1 0x08300010
46 #define HWID_TL_WA830RE_V2 0x08300002
47 #define HWID_TL_WA801ND_V2 0x08010002
48 #define HWID_TL_WA901ND_V1 0x09010001
49 #define HWID_TL_WA901ND_V2 0x09010002
50 #define HWID_TL_WDR4300_V1_IL 0x43008001
51 #define HWID_TL_WDR4900_V1 0x49000001
52 #define HWID_TL_WR703N_V1 0x07030101
53 #define HWID_TL_WR720N_V3 0x07200103
54 #define HWID_TL_WR741ND_V1 0x07410001
55 #define HWID_TL_WR741ND_V4 0x07410004
56 #define HWID_TL_WR740N_V1 0x07400001
57 #define HWID_TL_WR740N_V3 0x07400003
58 #define HWID_TL_WR743ND_V1 0x07430001
59 #define HWID_TL_WR743ND_V2 0x07430002
60 #define HWID_TL_WR841N_V1_5 0x08410002
61 #define HWID_TL_WR841ND_V3 0x08410003
62 #define HWID_TL_WR841ND_V5 0x08410005
63 #define HWID_TL_WR841ND_V7 0x08410007
64 #define HWID_TL_WR941ND_V2 0x09410002
65 #define HWID_TL_WR941ND_V4 0x09410004
66 #define HWID_TL_WR1043ND_V1 0x10430001
67 #define HWID_TL_WR1043ND_V2 0x10430002
68 #define HWID_TL_WR1041N_V2 0x10410002
69 #define HWID_TL_WR2543N_V1 0x25430001
74 char *file_name
; /* name of the file */
75 uint32_t file_size
; /* length of the file */
79 uint32_t version
; /* header version */
82 uint32_t hw_id
; /* hardware id */
83 uint32_t hw_rev
; /* hardware revision */
85 uint8_t md5sum1
[MD5SUM_LEN
];
87 uint8_t md5sum2
[MD5SUM_LEN
];
89 uint32_t kernel_la
; /* kernel load address */
90 uint32_t kernel_ep
; /* kernel entry point */
91 uint32_t fw_length
; /* total length of the firmware */
92 uint32_t kernel_ofs
; /* kernel data offset */
93 uint32_t kernel_len
; /* kernel data length */
94 uint32_t rootfs_ofs
; /* rootfs data offset */
95 uint32_t rootfs_len
; /* rootfs data length */
96 uint32_t boot_ofs
; /* bootloader data offset */
97 uint32_t boot_len
; /* bootloader data length */
102 } __attribute__ ((packed
));
104 struct flash_layout
{
123 static char *progname
;
124 static char *vendor
= "TP-LINK Technologies";
125 static char *version
= "ver. 1.0";
126 static char *fw_ver
= "0.0.0";
128 static char *board_id
;
129 static struct board_info
*board
;
130 static char *layout_id
;
131 static struct flash_layout
*layout
;
132 static char *opt_hw_id
;
133 static uint32_t hw_id
;
134 static char *opt_hw_rev
;
135 static uint32_t hw_rev
;
136 static int fw_ver_lo
;
137 static int fw_ver_mid
;
138 static int fw_ver_hi
;
139 static struct file_info kernel_info
;
140 static uint32_t kernel_la
= 0;
141 static uint32_t kernel_ep
= 0;
142 static uint32_t kernel_len
= 0;
143 static struct file_info rootfs_info
;
144 static uint32_t rootfs_ofs
= 0;
145 static uint32_t rootfs_align
;
146 static struct file_info boot_info
;
148 static int strip_padding
;
149 static int add_jffs2_eof
;
150 static unsigned char jffs2_eof_mark
[4] = {0xde, 0xad, 0xc0, 0xde};
151 static uint32_t fw_max_len
;
152 static uint32_t reserved_space
;
154 static struct file_info inspect_info
;
155 static int extract
= 0;
157 char md5salt_normal
[MD5SUM_LEN
] = {
158 0xdc, 0xd7, 0x3a, 0xa5, 0xc3, 0x95, 0x98, 0xfb,
159 0xdd, 0xf9, 0xe7, 0xf4, 0x0e, 0xae, 0x47, 0x38,
162 char md5salt_boot
[MD5SUM_LEN
] = {
163 0x8c, 0xef, 0x33, 0x5b, 0xd5, 0xc5, 0xce, 0xfa,
164 0xa7, 0x9c, 0x28, 0xda, 0xb2, 0xe9, 0x0f, 0x42,
167 static struct flash_layout layouts
[] = {
170 .fw_max_len
= 0x3c0000,
171 .kernel_la
= 0x80060000,
172 .kernel_ep
= 0x80060000,
173 .rootfs_ofs
= 0x140000,
176 .fw_max_len
= 0x3c0000,
177 .kernel_la
= 0x80060000,
178 .kernel_ep
= 0x80060000,
179 .rootfs_ofs
= 0x100000,
182 .fw_max_len
= 0x7c0000,
183 .kernel_la
= 0x80060000,
184 .kernel_ep
= 0x80060000,
185 .rootfs_ofs
= 0x140000,
188 .fw_max_len
= 0x7c0000,
189 .kernel_la
= 0x80060000,
190 .kernel_ep
= 0x80060000,
191 .rootfs_ofs
= 0x100000,
194 .fw_max_len
= 0xf80000,
195 .kernel_la
= 0x80060000,
196 .kernel_ep
= 0x80060000,
197 .rootfs_ofs
= 0x140000,
200 .fw_max_len
= 0xf80000,
201 .kernel_la
= 0x80060000,
202 .kernel_ep
= 0x80060000,
203 .rootfs_ofs
= 0x100000,
206 .fw_max_len
= 0xf80000,
207 .kernel_la
= 0x00000000,
208 .kernel_ep
= 0xc0000000,
209 .rootfs_ofs
= 0x2a0000,
211 /* terminating entry */
215 static struct board_info boards
[] = {
218 .hw_id
= HWID_TL_MR10U_V1
,
220 .layout_id
= "4Mlzma",
223 .hw_id
= HWID_TL_MR13U_V1
,
225 .layout_id
= "4Mlzma",
228 .hw_id
= HWID_TL_MR3020_V1
,
230 .layout_id
= "4Mlzma",
233 .hw_id
= HWID_TL_MR3220_V1
,
238 .hw_id
= HWID_TL_MR3220_V2
,
240 .layout_id
= "4Mlzma",
243 .hw_id
= HWID_TL_MR3420_V1
,
248 .hw_id
= HWID_TL_MR3420_V2
,
250 .layout_id
= "4Mlzma",
253 .hw_id
= HWID_TL_WA701N_V1
,
258 .hw_id
= HWID_TL_WA7510N_V1
,
262 .id
= "TL-WA801NDv1",
263 .hw_id
= HWID_TL_WA801ND_V1
,
267 .id
= "TL-WA830REv1",
268 .hw_id
= HWID_TL_WA830RE_V1
,
272 .id
= "TL-WA830REv2",
273 .hw_id
= HWID_TL_WA830RE_V2
,
277 .id
= "TL-WA801NDv2",
278 .hw_id
= HWID_TL_WA801ND_V2
,
280 .layout_id
= "4Mlzma",
282 .id
= "TL-WA901NDv1",
283 .hw_id
= HWID_TL_WA901ND_V1
,
287 .id
= "TL-WA901NDv2",
288 .hw_id
= HWID_TL_WA901ND_V2
,
292 .id
= "TL-WDR4300v1",
293 .hw_id
= HWID_TL_WDR4300_V1_IL
,
295 .layout_id
= "8Mlzma",
297 .id
= "TL-WDR4900v1",
298 .hw_id
= HWID_TL_WDR4900_V1
,
300 .layout_id
= "16Mppc",
302 .id
= "TL-WR741NDv1",
303 .hw_id
= HWID_TL_WR741ND_V1
,
307 .id
= "TL-WR741NDv4",
308 .hw_id
= HWID_TL_WR741ND_V4
,
310 .layout_id
= "4Mlzma",
313 .hw_id
= HWID_TL_WR740N_V1
,
318 .hw_id
= HWID_TL_WR740N_V3
,
322 .id
= "TL-WR743NDv1",
323 .hw_id
= HWID_TL_WR743ND_V1
,
327 .id
= "TL-WR743NDv2",
328 .hw_id
= HWID_TL_WR743ND_V2
,
330 .layout_id
= "4Mlzma",
332 .id
= "TL-WR841Nv1.5",
333 .hw_id
= HWID_TL_WR841N_V1_5
,
337 .id
= "TL-WR841NDv3",
338 .hw_id
= HWID_TL_WR841ND_V3
,
342 .id
= "TL-WR841NDv5",
343 .hw_id
= HWID_TL_WR841ND_V5
,
347 .id
= "TL-WR841NDv7",
348 .hw_id
= HWID_TL_WR841ND_V7
,
352 .id
= "TL-WR941NDv2",
353 .hw_id
= HWID_TL_WR941ND_V2
,
357 .id
= "TL-WR941NDv4",
358 .hw_id
= HWID_TL_WR941ND_V4
,
362 .id
= "TL-WR1041Nv2",
363 .hw_id
= HWID_TL_WR1041N_V2
,
365 .layout_id
= "4Mlzma",
367 .id
= "TL-WR1043NDv1",
368 .hw_id
= HWID_TL_WR1043ND_V1
,
372 .id
= "TL-WR1043NDv2",
373 .hw_id
= HWID_TL_WR1043ND_V2
,
375 .layout_id
= "8Mlzma",
377 .id
= "TL-WR2543Nv1",
378 .hw_id
= HWID_TL_WR2543N_V1
,
380 .layout_id
= "8Mlzma",
383 .hw_id
= HWID_TL_WR703N_V1
,
385 .layout_id
= "4Mlzma",
388 .hw_id
= HWID_TL_WR720N_V3
,
390 .layout_id
= "4Mlzma",
393 .hw_id
= HWID_GL_INET_V1
,
395 .layout_id
= "8Mlzma",
398 .hw_id
= HWID_GS_OOLITE_V1
,
400 .layout_id
= "16Mlzma",
402 /* terminating entry */
409 #define ERR(fmt, ...) do { \
411 fprintf(stderr, "[%s] *** error: " fmt "\n", \
412 progname, ## __VA_ARGS__ ); \
415 #define ERRS(fmt, ...) do { \
418 fprintf(stderr, "[%s] *** error: " fmt "\n", \
419 progname, ## __VA_ARGS__, strerror(save)); \
422 #define DBG(fmt, ...) do { \
423 fprintf(stderr, "[%s] " fmt "\n", progname, ## __VA_ARGS__ ); \
426 static struct board_info
*find_board(char *id
)
428 struct board_info
*ret
;
429 struct board_info
*board
;
432 for (board
= boards
; board
->id
!= NULL
; board
++){
433 if (strcasecmp(id
, board
->id
) == 0) {
442 static struct board_info
*find_board_by_hwid(uint32_t hw_id
)
444 struct board_info
*board
;
446 for (board
= boards
; board
->id
!= NULL
; board
++) {
447 if (hw_id
== board
->hw_id
)
454 static struct flash_layout
*find_layout(char *id
)
456 struct flash_layout
*ret
;
457 struct flash_layout
*l
;
460 for (l
= layouts
; l
->id
!= NULL
; l
++){
461 if (strcasecmp(id
, l
->id
) == 0) {
470 static void usage(int status
)
472 FILE *stream
= (status
!= EXIT_SUCCESS
) ? stderr
: stdout
;
473 struct board_info
*board
;
475 fprintf(stream
, "Usage: %s [OPTIONS...]\n", progname
);
479 " -B <board> create image for the board specified with <board>\n"
480 " -c use combined kernel image\n"
481 " -E <ep> overwrite kernel entry point with <ep> (hexval prefixed with 0x)\n"
482 " -L <la> overwrite kernel load address with <la> (hexval prefixed with 0x)\n"
483 " -H <hwid> use hardware id specified with <hwid>\n"
484 " -W <hwrev> use hardware revision specified with <hwrev>\n"
485 " -F <id> use flash layout specified with <id>\n"
486 " -k <file> read kernel image from the file <file>\n"
487 " -r <file> read rootfs image from the file <file>\n"
488 " -a <align> align the rootfs start on an <align> bytes boundary\n"
489 " -R <offset> overwrite rootfs offset with <offset> (hexval prefixed with 0x)\n"
490 " -o <file> write output to the file <file>\n"
491 " -s strip padding from the end of the image\n"
492 " -j add jffs2 end-of-filesystem markers\n"
493 " -N <vendor> set image vendor to <vendor>\n"
494 " -V <version> set image version to <version>\n"
495 " -v <version> set firmware version to <version>\n"
496 " -i <file> inspect given firmware file <file>\n"
497 " -x extract kernel and rootfs while inspecting (requires -i)\n"
498 " -X <size> reserve <size> bytes in the firmware image (hexval prefixed with 0x)\n"
499 " -h show this screen\n"
505 static int get_md5(char *data
, int size
, char *md5
)
510 MD5_Update(&ctx
, data
, size
);
511 MD5_Final(md5
, &ctx
);
514 static int get_file_stat(struct file_info
*fdata
)
519 if (fdata
->file_name
== NULL
)
522 res
= stat(fdata
->file_name
, &st
);
524 ERRS("stat failed on %s", fdata
->file_name
);
528 fdata
->file_size
= st
.st_size
;
532 static int read_to_buf(struct file_info
*fdata
, char *buf
)
535 int ret
= EXIT_FAILURE
;
537 f
= fopen(fdata
->file_name
, "r");
539 ERRS("could not open \"%s\" for reading", fdata
->file_name
);
544 fread(buf
, fdata
->file_size
, 1, f
);
546 ERRS("unable to read from file \"%s\"", fdata
->file_name
);
558 static int check_options(void)
562 if (inspect_info
.file_name
) {
563 ret
= get_file_stat(&inspect_info
);
568 } else if (extract
) {
569 ERR("no firmware for inspection specified");
573 if (board_id
== NULL
&& opt_hw_id
== NULL
) {
574 ERR("either board or hardware id must be specified");
579 board
= find_board(board_id
);
581 ERR("unknown/unsupported board id \"%s\"", board_id
);
584 if (layout_id
== NULL
)
585 layout_id
= board
->layout_id
;
587 hw_id
= board
->hw_id
;
588 hw_rev
= board
->hw_rev
;
590 if (layout_id
== NULL
) {
591 ERR("flash layout is not specified");
594 hw_id
= strtoul(opt_hw_id
, NULL
, 0);
597 hw_rev
= strtoul(opt_hw_rev
, NULL
, 0);
602 layout
= find_layout(layout_id
);
603 if (layout
== NULL
) {
604 ERR("unknown flash layout \"%s\"", layout_id
);
609 kernel_la
= layout
->kernel_la
;
611 kernel_ep
= layout
->kernel_ep
;
613 rootfs_ofs
= layout
->rootfs_ofs
;
615 if (reserved_space
> layout
->fw_max_len
) {
616 ERR("reserved space is not valid");
620 fw_max_len
= layout
->fw_max_len
- reserved_space
;
622 if (kernel_info
.file_name
== NULL
) {
623 ERR("no kernel image specified");
627 ret
= get_file_stat(&kernel_info
);
631 kernel_len
= kernel_info
.file_size
;
634 if (kernel_info
.file_size
>
635 fw_max_len
- sizeof(struct fw_header
)) {
636 ERR("kernel image is too big");
640 if (rootfs_info
.file_name
== NULL
) {
641 ERR("no rootfs image specified");
645 ret
= get_file_stat(&rootfs_info
);
650 kernel_len
+= sizeof(struct fw_header
);
651 kernel_len
= ALIGN(kernel_len
, rootfs_align
);
652 kernel_len
-= sizeof(struct fw_header
);
654 DBG("kernel length aligned to %u", kernel_len
);
656 if (kernel_len
+ rootfs_info
.file_size
>
657 fw_max_len
- sizeof(struct fw_header
)) {
658 ERR("images are too big");
662 if (kernel_info
.file_size
>
663 rootfs_ofs
- sizeof(struct fw_header
)) {
664 ERR("kernel image is too big");
668 if (rootfs_info
.file_size
>
669 (fw_max_len
- rootfs_ofs
)) {
670 ERR("rootfs image is too big");
676 if (ofname
== NULL
) {
677 ERR("no output file specified");
681 ret
= sscanf(fw_ver
, "%d.%d.%d", &fw_ver_hi
, &fw_ver_mid
, &fw_ver_lo
);
683 ERR("invalid firmware version '%s'", fw_ver
);
690 static void fill_header(char *buf
, int len
)
692 struct fw_header
*hdr
= (struct fw_header
*)buf
;
694 memset(hdr
, 0, sizeof(struct fw_header
));
696 hdr
->version
= htonl(HEADER_VERSION_V1
);
697 strncpy(hdr
->vendor_name
, vendor
, sizeof(hdr
->vendor_name
));
698 strncpy(hdr
->fw_version
, version
, sizeof(hdr
->fw_version
));
699 hdr
->hw_id
= htonl(hw_id
);
700 hdr
->hw_rev
= htonl(hw_rev
);
702 if (boot_info
.file_size
== 0)
703 memcpy(hdr
->md5sum1
, md5salt_normal
, sizeof(hdr
->md5sum1
));
705 memcpy(hdr
->md5sum1
, md5salt_boot
, sizeof(hdr
->md5sum1
));
707 hdr
->kernel_la
= htonl(kernel_la
);
708 hdr
->kernel_ep
= htonl(kernel_ep
);
709 hdr
->fw_length
= htonl(layout
->fw_max_len
);
710 hdr
->kernel_ofs
= htonl(sizeof(struct fw_header
));
711 hdr
->kernel_len
= htonl(kernel_len
);
713 hdr
->rootfs_ofs
= htonl(rootfs_ofs
);
714 hdr
->rootfs_len
= htonl(rootfs_info
.file_size
);
717 hdr
->ver_hi
= htons(fw_ver_hi
);
718 hdr
->ver_mid
= htons(fw_ver_mid
);
719 hdr
->ver_lo
= htons(fw_ver_lo
);
721 get_md5(buf
, len
, hdr
->md5sum1
);
724 static int pad_jffs2(char *buf
, int currlen
)
730 pad_mask
= (64 * 1024);
731 while ((len
< layout
->fw_max_len
) && (pad_mask
!= 0)) {
735 for (i
= 10; i
< 32; i
++) {
741 len
= ALIGN(len
, mask
);
743 for (i
= 10; i
< 32; i
++) {
745 if ((len
& (mask
- 1)) == 0)
749 for (i
= 0; i
< sizeof(jffs2_eof_mark
); i
++)
750 buf
[len
+ i
] = jffs2_eof_mark
[i
];
752 len
+= sizeof(jffs2_eof_mark
);
758 static int write_fw(char *data
, int len
)
761 int ret
= EXIT_FAILURE
;
763 f
= fopen(ofname
, "w");
765 ERRS("could not open \"%s\" for writing", ofname
);
770 fwrite(data
, len
, 1, f
);
772 ERRS("unable to write output file");
776 DBG("firmware file \"%s\" completed", ofname
);
783 if (ret
!= EXIT_SUCCESS
) {
790 static int build_fw(void)
795 int ret
= EXIT_FAILURE
;
798 buflen
= layout
->fw_max_len
;
800 buf
= malloc(buflen
);
802 ERR("no memory for buffer\n");
806 memset(buf
, 0xff, buflen
);
807 p
= buf
+ sizeof(struct fw_header
);
808 ret
= read_to_buf(&kernel_info
, p
);
812 writelen
= sizeof(struct fw_header
) + kernel_len
;
818 p
= buf
+ rootfs_ofs
;
820 ret
= read_to_buf(&rootfs_info
, p
);
825 writelen
+= rootfs_info
.file_size
;
827 writelen
= rootfs_ofs
+ rootfs_info
.file_size
;
830 writelen
= pad_jffs2(buf
, writelen
);
836 fill_header(buf
, writelen
);
837 ret
= write_fw(buf
, writelen
);
849 /* Helper functions to inspect_fw() representing different output formats */
850 static inline void inspect_fw_pstr(char *label
, char *str
)
852 printf("%-23s: %s\n", label
, str
);
855 static inline void inspect_fw_phex(char *label
, uint32_t val
)
857 printf("%-23s: 0x%08x\n", label
, val
);
860 static inline void inspect_fw_phexpost(char *label
,
861 uint32_t val
, char *post
)
863 printf("%-23s: 0x%08x (%s)\n", label
, val
, post
);
866 static inline void inspect_fw_phexdef(char *label
,
867 uint32_t val
, uint32_t defval
)
869 printf("%-23s: 0x%08x ", label
, val
);
872 printf("(== OpenWrt default)\n");
874 printf("(OpenWrt default: 0x%08x)\n", defval
);
877 static inline void inspect_fw_phexexp(char *label
,
878 uint32_t val
, uint32_t expval
)
880 printf("%-23s: 0x%08x ", label
, val
);
885 printf("(expected: 0x%08x)\n", expval
);
888 static inline void inspect_fw_phexdec(char *label
, uint32_t val
)
890 printf("%-23s: 0x%08x / %8u bytes\n", label
, val
, val
);
893 static inline void inspect_fw_phexdecdef(char *label
,
894 uint32_t val
, uint32_t defval
)
896 printf("%-23s: 0x%08x / %8u bytes ", label
, val
, val
);
899 printf("(== OpenWrt default)\n");
901 printf("(OpenWrt default: 0x%08x)\n", defval
);
904 static inline void inspect_fw_pmd5sum(char *label
, uint8_t *val
, char *text
)
908 printf("%-23s:", label
);
909 for (i
=0; i
<MD5SUM_LEN
; i
++)
910 printf(" %02x", val
[i
]);
911 printf(" %s\n", text
);
914 static int inspect_fw(void)
917 struct fw_header
*hdr
;
918 uint8_t md5sum
[MD5SUM_LEN
];
919 struct board_info
*board
;
920 int ret
= EXIT_FAILURE
;
922 buf
= malloc(inspect_info
.file_size
);
924 ERR("no memory for buffer!\n");
928 ret
= read_to_buf(&inspect_info
, buf
);
931 hdr
= (struct fw_header
*)buf
;
933 inspect_fw_pstr("File name", inspect_info
.file_name
);
934 inspect_fw_phexdec("File size", inspect_info
.file_size
);
936 if (ntohl(hdr
->version
) != HEADER_VERSION_V1
) {
937 ERR("file does not seem to have V1 header!\n");
941 inspect_fw_phexdec("Version 1 Header size", sizeof(struct fw_header
));
943 if (ntohl(hdr
->unk1
) != 0)
944 inspect_fw_phexdec("Unknown value 1", hdr
->unk1
);
946 memcpy(md5sum
, hdr
->md5sum1
, sizeof(md5sum
));
947 if (ntohl(hdr
->boot_len
) == 0)
948 memcpy(hdr
->md5sum1
, md5salt_normal
, sizeof(md5sum
));
950 memcpy(hdr
->md5sum1
, md5salt_boot
, sizeof(md5sum
));
951 get_md5(buf
, inspect_info
.file_size
, hdr
->md5sum1
);
953 if (memcmp(md5sum
, hdr
->md5sum1
, sizeof(md5sum
))) {
954 inspect_fw_pmd5sum("Header MD5Sum1", md5sum
, "(*ERROR*)");
955 inspect_fw_pmd5sum(" --> expected", hdr
->md5sum1
, "");
957 inspect_fw_pmd5sum("Header MD5Sum1", md5sum
, "(ok)");
959 if (ntohl(hdr
->unk2
) != 0)
960 inspect_fw_phexdec("Unknown value 2", hdr
->unk2
);
961 inspect_fw_pmd5sum("Header MD5Sum2", hdr
->md5sum2
,
962 "(purpose yet unknown, unchecked here)");
963 if (ntohl(hdr
->unk3
) != 0)
964 inspect_fw_phexdec("Unknown value 3", hdr
->unk3
);
968 inspect_fw_pstr("Vendor name", hdr
->vendor_name
);
969 inspect_fw_pstr("Firmware version", hdr
->fw_version
);
970 board
= find_board_by_hwid(ntohl(hdr
->hw_id
));
972 layout
= find_layout(board
->layout_id
);
973 inspect_fw_phexpost("Hardware ID",
974 ntohl(hdr
->hw_id
), board
->id
);
975 inspect_fw_phexexp("Hardware Revision",
976 ntohl(hdr
->hw_rev
), board
->hw_rev
);
978 inspect_fw_phexpost("Hardware ID",
979 ntohl(hdr
->hw_id
), "unknown");
980 inspect_fw_phex("Hardware Revision",
986 inspect_fw_phexdec("Kernel data offset",
987 ntohl(hdr
->kernel_ofs
));
988 inspect_fw_phexdec("Kernel data length",
989 ntohl(hdr
->kernel_len
));
991 inspect_fw_phexdef("Kernel load address",
992 ntohl(hdr
->kernel_la
),
993 layout
? layout
->kernel_la
: 0xffffffff);
994 inspect_fw_phexdef("Kernel entry point",
995 ntohl(hdr
->kernel_ep
),
996 layout
? layout
->kernel_ep
: 0xffffffff);
997 inspect_fw_phexdecdef("Rootfs data offset",
998 ntohl(hdr
->rootfs_ofs
),
999 layout
? layout
->rootfs_ofs
: 0xffffffff);
1001 inspect_fw_phex("Kernel load address",
1002 ntohl(hdr
->kernel_la
));
1003 inspect_fw_phex("Kernel entry point",
1004 ntohl(hdr
->kernel_ep
));
1005 inspect_fw_phexdec("Rootfs data offset",
1006 ntohl(hdr
->rootfs_ofs
));
1008 inspect_fw_phexdec("Rootfs data length",
1009 ntohl(hdr
->rootfs_len
));
1010 inspect_fw_phexdec("Boot loader data offset",
1011 ntohl(hdr
->boot_ofs
));
1012 inspect_fw_phexdec("Boot loader data length",
1013 ntohl(hdr
->boot_len
));
1014 inspect_fw_phexdec("Total firmware length",
1015 ntohl(hdr
->fw_length
));
1023 filename
= malloc(strlen(inspect_info
.file_name
) + 8);
1024 sprintf(filename
, "%s-kernel", inspect_info
.file_name
);
1025 printf("Extracting kernel to \"%s\"...\n", filename
);
1026 fp
= fopen(filename
, "w");
1028 if (!fwrite(buf
+ ntohl(hdr
->kernel_ofs
),
1029 ntohl(hdr
->kernel_len
), 1, fp
)) {
1030 ERR("error in fwrite(): %s", strerror(errno
));
1034 ERR("error in fopen(): %s", strerror(errno
));
1038 filename
= malloc(strlen(inspect_info
.file_name
) + 8);
1039 sprintf(filename
, "%s-rootfs", inspect_info
.file_name
);
1040 printf("Extracting rootfs to \"%s\"...\n", filename
);
1041 fp
= fopen(filename
, "w");
1043 if (!fwrite(buf
+ ntohl(hdr
->rootfs_ofs
),
1044 ntohl(hdr
->rootfs_len
), 1, fp
)) {
1045 ERR("error in fwrite(): %s", strerror(errno
));
1049 ERR("error in fopen(): %s", strerror(errno
));
1060 int main(int argc
, char *argv
[])
1062 int ret
= EXIT_FAILURE
;
1067 progname
= basename(argv
[0]);
1072 c
= getopt(argc
, argv
, "a:B:H:E:F:L:V:N:W:ci:k:r:R:o:xX:hsjv:");
1078 sscanf(optarg
, "0x%x", &rootfs_align
);
1087 sscanf(optarg
, "0x%x", &kernel_ep
);
1093 opt_hw_rev
= optarg
;
1096 sscanf(optarg
, "0x%x", &kernel_la
);
1111 kernel_info
.file_name
= optarg
;
1114 rootfs_info
.file_name
= optarg
;
1117 sscanf(optarg
, "0x%x", &rootfs_ofs
);
1126 inspect_info
.file_name
= optarg
;
1135 usage(EXIT_SUCCESS
);
1138 sscanf(optarg
, "0x%x", &reserved_space
);
1141 usage(EXIT_FAILURE
);
1146 ret
= check_options();
1150 if (!inspect_info
.file_name
)