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_TL_MR3020_V1 0x30200001
34 #define HWID_TL_MR3220_V1 0x32200001
35 #define HWID_TL_MR3420_V1 0x34200001
36 #define HWID_TL_WA701N_V1 0x07010001
37 #define HWID_TL_WA7510N_V1 0x75100001
38 #define HWID_TL_WA901ND_V1 0x09010001
39 #define HWID_TL_WA901ND_V2 0x09010002
40 #define HWID_TL_WR703N_V1 0x07030101
41 #define HWID_TL_WR741ND_V1 0x07410001
42 #define HWID_TL_WR741ND_V4 0x07410004
43 #define HWID_TL_WR740N_V1 0x07400001
44 #define HWID_TL_WR740N_V3 0x07400003
45 #define HWID_TL_WR743ND_V1 0x07430001
46 #define HWID_TL_WR841N_V1_5 0x08410002
47 #define HWID_TL_WR841ND_V3 0x08410003
48 #define HWID_TL_WR841ND_V5 0x08410005
49 #define HWID_TL_WR841ND_V7 0x08410007
50 #define HWID_TL_WR941ND_V2 0x09410002
51 #define HWID_TL_WR941ND_V4 0x09410004
52 #define HWID_TL_WR1043ND_V1 0x10430001
53 #define HWID_TL_WR1041N_V2 0x10410002
54 #define HWID_TL_WR2543N_V1 0x25430001
59 char *file_name
; /* name of the file */
60 uint32_t file_size
; /* length of the file */
64 uint32_t version
; /* header version */
67 uint32_t hw_id
; /* hardware id */
68 uint32_t hw_rev
; /* hardware revision */
70 uint8_t md5sum1
[MD5SUM_LEN
];
72 uint8_t md5sum2
[MD5SUM_LEN
];
74 uint32_t kernel_la
; /* kernel load address */
75 uint32_t kernel_ep
; /* kernel entry point */
76 uint32_t fw_length
; /* total length of the firmware */
77 uint32_t kernel_ofs
; /* kernel data offset */
78 uint32_t kernel_len
; /* kernel data length */
79 uint32_t rootfs_ofs
; /* rootfs data offset */
80 uint32_t rootfs_len
; /* rootfs data length */
81 uint32_t boot_ofs
; /* bootloader data offset */
82 uint32_t boot_len
; /* bootloader data length */
87 } __attribute__ ((packed
));
108 static char *progname
;
109 static char *vendor
= "TP-LINK Technologies";
110 static char *version
= "ver. 1.0";
111 static char *fw_ver
= "0.0.0";
113 static char *board_id
;
114 static struct board_info
*board
;
115 static char *layout_id
;
116 static struct flash_layout
*layout
;
117 static char *opt_hw_id
;
118 static uint32_t hw_id
;
119 static char *opt_hw_rev
;
120 static uint32_t hw_rev
;
121 static int fw_ver_lo
;
122 static int fw_ver_mid
;
123 static int fw_ver_hi
;
124 static struct file_info kernel_info
;
125 static uint32_t kernel_la
= 0;
126 static uint32_t kernel_ep
= 0;
127 static uint32_t kernel_len
= 0;
128 static struct file_info rootfs_info
;
129 static uint32_t rootfs_ofs
= 0;
130 static uint32_t rootfs_align
;
131 static struct file_info boot_info
;
133 static int strip_padding
;
134 static int add_jffs2_eof
;
135 static unsigned char jffs2_eof_mark
[4] = {0xde, 0xad, 0xc0, 0xde};
137 static struct file_info inspect_info
;
138 static int extract
= 0;
140 char md5salt_normal
[MD5SUM_LEN
] = {
141 0xdc, 0xd7, 0x3a, 0xa5, 0xc3, 0x95, 0x98, 0xfb,
142 0xdd, 0xf9, 0xe7, 0xf4, 0x0e, 0xae, 0x47, 0x38,
145 char md5salt_boot
[MD5SUM_LEN
] = {
146 0x8c, 0xef, 0x33, 0x5b, 0xd5, 0xc5, 0xce, 0xfa,
147 0xa7, 0x9c, 0x28, 0xda, 0xb2, 0xe9, 0x0f, 0x42,
150 static struct flash_layout layouts
[] = {
153 .fw_max_len
= 0x3c0000,
154 .kernel_la
= 0x80060000,
155 .kernel_ep
= 0x80060000,
156 .rootfs_ofs
= 0x140000,
159 .fw_max_len
= 0x3c0000,
160 .kernel_la
= 0x80060000,
161 .kernel_ep
= 0x80060000,
162 .rootfs_ofs
= 0x100000,
165 .fw_max_len
= 0x7c0000,
166 .kernel_la
= 0x80060000,
167 .kernel_ep
= 0x80060000,
168 .rootfs_ofs
= 0x140000,
171 .fw_max_len
= 0x7c0000,
172 .kernel_la
= 0x80060000,
173 .kernel_ep
= 0x80060000,
174 .rootfs_ofs
= 0x100000,
176 /* terminating entry */
180 static struct board_info boards
[] = {
183 .hw_id
= HWID_TL_MR3020_V1
,
185 .layout_id
= "4Mlzma",
188 .hw_id
= HWID_TL_MR3220_V1
,
193 .hw_id
= HWID_TL_MR3420_V1
,
198 .hw_id
= HWID_TL_WA701N_V1
,
203 .hw_id
= HWID_TL_WA7510N_V1
,
207 .id
= "TL-WA901NDv1",
208 .hw_id
= HWID_TL_WA901ND_V1
,
212 .id
= "TL-WA901NDv2",
213 .hw_id
= HWID_TL_WA901ND_V2
,
217 .id
= "TL-WR741NDv1",
218 .hw_id
= HWID_TL_WR741ND_V1
,
222 .id
= "TL-WR741NDv4",
223 .hw_id
= HWID_TL_WR741ND_V4
,
225 .layout_id
= "4Mlzma",
228 .hw_id
= HWID_TL_WR740N_V1
,
233 .hw_id
= HWID_TL_WR740N_V3
,
237 .id
= "TL-WR743NDv1",
238 .hw_id
= HWID_TL_WR743ND_V1
,
242 .id
= "TL-WR841Nv1.5",
243 .hw_id
= HWID_TL_WR841N_V1_5
,
247 .id
= "TL-WR841NDv3",
248 .hw_id
= HWID_TL_WR841ND_V3
,
252 .id
= "TL-WR841NDv5",
253 .hw_id
= HWID_TL_WR841ND_V5
,
257 .id
= "TL-WR841NDv7",
258 .hw_id
= HWID_TL_WR841ND_V7
,
262 .id
= "TL-WR941NDv2",
263 .hw_id
= HWID_TL_WR941ND_V2
,
267 .id
= "TL-WR941NDv4",
268 .hw_id
= HWID_TL_WR941ND_V4
,
272 .id
= "TL-WR1041Nv2",
273 .hw_id
= HWID_TL_WR1041N_V2
,
275 .layout_id
= "4Mlzma",
277 .id
= "TL-WR1043NDv1",
278 .hw_id
= HWID_TL_WR1043ND_V1
,
282 .id
= "TL-WR2543Nv1",
283 .hw_id
= HWID_TL_WR2543N_V1
,
285 .layout_id
= "8Mlzma",
288 .hw_id
= HWID_TL_WR703N_V1
,
290 .layout_id
= "4Mlzma",
292 /* terminating entry */
299 #define ERR(fmt, ...) do { \
301 fprintf(stderr, "[%s] *** error: " fmt "\n", \
302 progname, ## __VA_ARGS__ ); \
305 #define ERRS(fmt, ...) do { \
308 fprintf(stderr, "[%s] *** error: " fmt "\n", \
309 progname, ## __VA_ARGS__, strerror(save)); \
312 #define DBG(fmt, ...) do { \
313 fprintf(stderr, "[%s] " fmt "\n", progname, ## __VA_ARGS__ ); \
316 static struct board_info
*find_board(char *id
)
318 struct board_info
*ret
;
319 struct board_info
*board
;
322 for (board
= boards
; board
->id
!= NULL
; board
++){
323 if (strcasecmp(id
, board
->id
) == 0) {
332 static struct board_info
*find_board_by_hwid(uint32_t hw_id
)
334 struct board_info
*board
;
336 for (board
= boards
; board
->id
!= NULL
; board
++) {
337 if (hw_id
== board
->hw_id
)
344 static struct flash_layout
*find_layout(char *id
)
346 struct flash_layout
*ret
;
347 struct flash_layout
*l
;
350 for (l
= layouts
; l
->id
!= NULL
; l
++){
351 if (strcasecmp(id
, l
->id
) == 0) {
360 static void usage(int status
)
362 FILE *stream
= (status
!= EXIT_SUCCESS
) ? stderr
: stdout
;
363 struct board_info
*board
;
365 fprintf(stream
, "Usage: %s [OPTIONS...]\n", progname
);
369 " -B <board> create image for the board specified with <board>\n"
370 " -c use combined kernel image\n"
371 " -E <ep> overwrite kernel entry point with <ep> (hexval prefixed with 0x)\n"
372 " -L <la> overwrite kernel load address with <la> (hexval prefixed with 0x)\n"
373 " -H <hwid> use hardware id specified with <hwid>\n"
374 " -F <id> use flash layout specified with <id>\n"
375 " -k <file> read kernel image from the file <file>\n"
376 " -r <file> read rootfs image from the file <file>\n"
377 " -a <align> align the rootfs start on an <align> bytes boundary\n"
378 " -R <offset> overwrite rootfs offset with <offset> (hexval prefixed with 0x)\n"
379 " -o <file> write output to the file <file>\n"
380 " -s strip padding from the end of the image\n"
381 " -j add jffs2 end-of-filesystem markers\n"
382 " -N <vendor> set image vendor to <vendor>\n"
383 " -V <version> set image version to <version>\n"
384 " -v <version> set firmware version to <version>\n"
385 " -i <file> inspect given firmware file <file>\n"
386 " -x extract kernel and rootfs while inspecting (requires -i)\n"
387 " -h show this screen\n"
393 static int get_md5(char *data
, int size
, char *md5
)
398 MD5_Update(&ctx
, data
, size
);
399 MD5_Final(md5
, &ctx
);
402 static int get_file_stat(struct file_info
*fdata
)
407 if (fdata
->file_name
== NULL
)
410 res
= stat(fdata
->file_name
, &st
);
412 ERRS("stat failed on %s", fdata
->file_name
);
416 fdata
->file_size
= st
.st_size
;
420 static int read_to_buf(struct file_info
*fdata
, char *buf
)
423 int ret
= EXIT_FAILURE
;
425 f
= fopen(fdata
->file_name
, "r");
427 ERRS("could not open \"%s\" for reading", fdata
->file_name
);
432 fread(buf
, fdata
->file_size
, 1, f
);
434 ERRS("unable to read from file \"%s\"", fdata
->file_name
);
446 static int check_options(void)
450 if (inspect_info
.file_name
) {
451 ret
= get_file_stat(&inspect_info
);
456 } else if (extract
) {
457 ERR("no firmware for inspection specified");
461 if (board_id
== NULL
&& opt_hw_id
== NULL
) {
462 ERR("either board or hardware id must be specified");
467 board
= find_board(board_id
);
469 ERR("unknown/unsupported board id \"%s\"", board_id
);
472 if (layout_id
== NULL
)
473 layout_id
= board
->layout_id
;
475 hw_id
= board
->hw_id
;
476 hw_rev
= board
->hw_rev
;
478 if (layout_id
== NULL
) {
479 ERR("flash layout is not specified");
482 hw_id
= strtoul(opt_hw_id
, NULL
, 0);
485 hw_rev
= strtoul(opt_hw_rev
, NULL
, 0);
490 layout
= find_layout(layout_id
);
491 if (layout
== NULL
) {
492 ERR("unknown flash layout \"%s\"", layout_id
);
497 kernel_la
= layout
->kernel_la
;
499 kernel_ep
= layout
->kernel_ep
;
501 rootfs_ofs
= layout
->rootfs_ofs
;
503 if (kernel_info
.file_name
== NULL
) {
504 ERR("no kernel image specified");
508 ret
= get_file_stat(&kernel_info
);
512 kernel_len
= kernel_info
.file_size
;
515 if (kernel_info
.file_size
>
516 layout
->fw_max_len
- sizeof(struct fw_header
)) {
517 ERR("kernel image is too big");
521 if (rootfs_info
.file_name
== NULL
) {
522 ERR("no rootfs image specified");
526 ret
= get_file_stat(&rootfs_info
);
531 kernel_len
+= sizeof(struct fw_header
);
532 kernel_len
= ALIGN(kernel_len
, rootfs_align
);
533 kernel_len
-= sizeof(struct fw_header
);
535 DBG("kernel length aligned to %u", kernel_len
);
537 if (kernel_len
+ rootfs_info
.file_size
>
538 layout
->fw_max_len
- sizeof(struct fw_header
)) {
539 ERR("images are too big");
543 if (kernel_info
.file_size
>
544 rootfs_ofs
- sizeof(struct fw_header
)) {
545 ERR("kernel image is too big");
549 if (rootfs_info
.file_size
>
550 (layout
->fw_max_len
- rootfs_ofs
)) {
551 ERR("rootfs image is too big");
557 if (ofname
== NULL
) {
558 ERR("no output file specified");
562 ret
= sscanf(fw_ver
, "%d.%d.%d", &fw_ver_hi
, &fw_ver_mid
, &fw_ver_lo
);
564 ERR("invalid firmware version '%s'", fw_ver
);
571 static void fill_header(char *buf
, int len
)
573 struct fw_header
*hdr
= (struct fw_header
*)buf
;
575 memset(hdr
, 0, sizeof(struct fw_header
));
577 hdr
->version
= htonl(HEADER_VERSION_V1
);
578 strncpy(hdr
->vendor_name
, vendor
, sizeof(hdr
->vendor_name
));
579 strncpy(hdr
->fw_version
, version
, sizeof(hdr
->fw_version
));
580 hdr
->hw_id
= htonl(hw_id
);
581 hdr
->hw_rev
= htonl(hw_rev
);
583 if (boot_info
.file_size
== 0)
584 memcpy(hdr
->md5sum1
, md5salt_normal
, sizeof(hdr
->md5sum1
));
586 memcpy(hdr
->md5sum1
, md5salt_boot
, sizeof(hdr
->md5sum1
));
588 hdr
->kernel_la
= htonl(kernel_la
);
589 hdr
->kernel_ep
= htonl(kernel_ep
);
590 hdr
->fw_length
= htonl(layout
->fw_max_len
);
591 hdr
->kernel_ofs
= htonl(sizeof(struct fw_header
));
592 hdr
->kernel_len
= htonl(kernel_len
);
594 hdr
->rootfs_ofs
= htonl(rootfs_ofs
);
595 hdr
->rootfs_len
= htonl(rootfs_info
.file_size
);
598 hdr
->ver_hi
= htons(fw_ver_hi
);
599 hdr
->ver_mid
= htons(fw_ver_mid
);
600 hdr
->ver_lo
= htons(fw_ver_lo
);
602 get_md5(buf
, len
, hdr
->md5sum1
);
605 static int pad_jffs2(char *buf
, int currlen
)
611 pad_mask
= (64 * 1024);
612 while ((len
< layout
->fw_max_len
) && (pad_mask
!= 0)) {
616 for (i
= 10; i
< 32; i
++) {
622 len
= ALIGN(len
, mask
);
624 for (i
= 10; i
< 32; i
++) {
626 if ((len
& (mask
- 1)) == 0)
630 for (i
= 0; i
< sizeof(jffs2_eof_mark
); i
++)
631 buf
[len
+ i
] = jffs2_eof_mark
[i
];
633 len
+= sizeof(jffs2_eof_mark
);
639 static int write_fw(char *data
, int len
)
642 int ret
= EXIT_FAILURE
;
644 f
= fopen(ofname
, "w");
646 ERRS("could not open \"%s\" for writing", ofname
);
651 fwrite(data
, len
, 1, f
);
653 ERRS("unable to write output file");
657 DBG("firmware file \"%s\" completed", ofname
);
664 if (ret
!= EXIT_SUCCESS
) {
671 static int build_fw(void)
676 int ret
= EXIT_FAILURE
;
679 buflen
= layout
->fw_max_len
;
681 buf
= malloc(buflen
);
683 ERR("no memory for buffer\n");
687 memset(buf
, 0xff, buflen
);
688 p
= buf
+ sizeof(struct fw_header
);
689 ret
= read_to_buf(&kernel_info
, p
);
693 writelen
= sizeof(struct fw_header
) + kernel_len
;
699 p
= buf
+ rootfs_ofs
;
701 ret
= read_to_buf(&rootfs_info
, p
);
706 writelen
+= rootfs_info
.file_size
;
708 writelen
= rootfs_ofs
+ rootfs_info
.file_size
;
711 writelen
= pad_jffs2(buf
, writelen
);
717 fill_header(buf
, writelen
);
718 ret
= write_fw(buf
, writelen
);
730 /* Helper functions to inspect_fw() representing different output formats */
731 static inline void inspect_fw_pstr(char *label
, char *str
)
733 printf("%-23s: %s\n", label
, str
);
736 static inline void inspect_fw_phex(char *label
, uint32_t val
)
738 printf("%-23s: 0x%08x\n", label
, val
);
741 static inline void inspect_fw_phexpost(char *label
,
742 uint32_t val
, char *post
)
744 printf("%-23s: 0x%08x (%s)\n", label
, val
, post
);
747 static inline void inspect_fw_phexdef(char *label
,
748 uint32_t val
, uint32_t defval
)
750 printf("%-23s: 0x%08x ", label
, val
);
753 printf("(== OpenWrt default)\n");
755 printf("(OpenWrt default: 0x%08x)\n", defval
);
758 static inline void inspect_fw_phexexp(char *label
,
759 uint32_t val
, uint32_t expval
)
761 printf("%-23s: 0x%08x ", label
, val
);
766 printf("(expected: 0x%08x)\n", expval
);
769 static inline void inspect_fw_phexdec(char *label
, uint32_t val
)
771 printf("%-23s: 0x%08x / %8u bytes\n", label
, val
, val
);
774 static inline void inspect_fw_phexdecdef(char *label
,
775 uint32_t val
, uint32_t defval
)
777 printf("%-23s: 0x%08x / %8u bytes ", label
, val
, val
);
780 printf("(== OpenWrt default)\n");
782 printf("(OpenWrt default: 0x%08x)\n", defval
);
785 static inline void inspect_fw_pmd5sum(char *label
, uint8_t *val
, char *text
)
789 printf("%-23s:", label
);
790 for (i
=0; i
<MD5SUM_LEN
; i
++)
791 printf(" %02x", val
[i
]);
792 printf(" %s\n", text
);
795 static int inspect_fw(void)
798 struct fw_header
*hdr
;
799 uint8_t md5sum
[MD5SUM_LEN
];
800 struct board_info
*board
;
801 int ret
= EXIT_FAILURE
;
803 buf
= malloc(inspect_info
.file_size
);
805 ERR("no memory for buffer!\n");
809 ret
= read_to_buf(&inspect_info
, buf
);
812 hdr
= (struct fw_header
*)buf
;
814 inspect_fw_pstr("File name", inspect_info
.file_name
);
815 inspect_fw_phexdec("File size", inspect_info
.file_size
);
817 if (ntohl(hdr
->version
) != HEADER_VERSION_V1
) {
818 ERR("file does not seem to have V1 header!\n");
822 inspect_fw_phexdec("Version 1 Header size", sizeof(struct fw_header
));
824 if (ntohl(hdr
->unk1
) != 0)
825 inspect_fw_phexdec("Unknown value 1", hdr
->unk1
);
827 memcpy(md5sum
, hdr
->md5sum1
, sizeof(md5sum
));
828 if (ntohl(hdr
->boot_len
) == 0)
829 memcpy(hdr
->md5sum1
, md5salt_normal
, sizeof(md5sum
));
831 memcpy(hdr
->md5sum1
, md5salt_boot
, sizeof(md5sum
));
832 get_md5(buf
, inspect_info
.file_size
, hdr
->md5sum1
);
834 if (memcmp(md5sum
, hdr
->md5sum1
, sizeof(md5sum
))) {
835 inspect_fw_pmd5sum("Header MD5Sum1", md5sum
, "(*ERROR*)");
836 inspect_fw_pmd5sum(" --> expected", hdr
->md5sum1
, "");
838 inspect_fw_pmd5sum("Header MD5Sum1", md5sum
, "(ok)");
840 if (ntohl(hdr
->unk2
) != 0)
841 inspect_fw_phexdec("Unknown value 2", hdr
->unk2
);
842 inspect_fw_pmd5sum("Header MD5Sum2", hdr
->md5sum2
,
843 "(purpose yet unknown, unchecked here)");
844 if (ntohl(hdr
->unk3
) != 0)
845 inspect_fw_phexdec("Unknown value 3", hdr
->unk3
);
849 inspect_fw_pstr("Vendor name", hdr
->vendor_name
);
850 inspect_fw_pstr("Firmware version", hdr
->fw_version
);
851 board
= find_board_by_hwid(ntohl(hdr
->hw_id
));
853 layout
= find_layout(board
->layout_id
);
854 inspect_fw_phexpost("Hardware ID",
855 ntohl(hdr
->hw_id
), board
->id
);
856 inspect_fw_phexexp("Hardware Revision",
857 ntohl(hdr
->hw_rev
), board
->hw_rev
);
859 inspect_fw_phexpost("Hardware ID",
860 ntohl(hdr
->hw_id
), "unknown");
861 inspect_fw_phex("Hardware Revision",
867 inspect_fw_phexdec("Kernel data offset",
868 ntohl(hdr
->kernel_ofs
));
869 inspect_fw_phexdec("Kernel data length",
870 ntohl(hdr
->kernel_len
));
872 inspect_fw_phexdef("Kernel load address",
873 ntohl(hdr
->kernel_la
),
874 layout
? layout
->kernel_la
: 0xffffffff);
875 inspect_fw_phexdef("Kernel entry point",
876 ntohl(hdr
->kernel_ep
),
877 layout
? layout
->kernel_ep
: 0xffffffff);
878 inspect_fw_phexdecdef("Rootfs data offset",
879 ntohl(hdr
->rootfs_ofs
),
880 layout
? layout
->rootfs_ofs
: 0xffffffff);
882 inspect_fw_phex("Kernel load address",
883 ntohl(hdr
->kernel_la
));
884 inspect_fw_phex("Kernel entry point",
885 ntohl(hdr
->kernel_ep
));
886 inspect_fw_phexdec("Rootfs data offset",
887 ntohl(hdr
->rootfs_ofs
));
889 inspect_fw_phexdec("Rootfs data length",
890 ntohl(hdr
->rootfs_len
));
891 inspect_fw_phexdec("Boot loader data offset",
892 ntohl(hdr
->boot_ofs
));
893 inspect_fw_phexdec("Boot loader data length",
894 ntohl(hdr
->boot_len
));
895 inspect_fw_phexdec("Total firmware length",
896 ntohl(hdr
->fw_length
));
904 filename
= malloc(strlen(inspect_info
.file_name
) + 8);
905 sprintf(filename
, "%s-kernel", inspect_info
.file_name
);
906 printf("Extracting kernel to \"%s\"...\n", filename
);
907 fp
= fopen(filename
, "w");
909 if (!fwrite(buf
+ ntohl(hdr
->kernel_ofs
),
910 ntohl(hdr
->kernel_len
), 1, fp
)) {
911 ERR("error in fwrite(): %s", strerror(errno
));
915 ERR("error in fopen(): %s", strerror(errno
));
919 filename
= malloc(strlen(inspect_info
.file_name
) + 8);
920 sprintf(filename
, "%s-rootfs", inspect_info
.file_name
);
921 printf("Extracting rootfs to \"%s\"...\n", filename
);
922 fp
= fopen(filename
, "w");
924 if (!fwrite(buf
+ ntohl(hdr
->rootfs_ofs
),
925 ntohl(hdr
->rootfs_len
), 1, fp
)) {
926 ERR("error in fwrite(): %s", strerror(errno
));
930 ERR("error in fopen(): %s", strerror(errno
));
941 int main(int argc
, char *argv
[])
943 int ret
= EXIT_FAILURE
;
948 progname
= basename(argv
[0]);
953 c
= getopt(argc
, argv
, "a:B:H:E:F:L:V:N:W:ci:k:r:R:o:xhsjv:");
959 sscanf(optarg
, "0x%x", &rootfs_align
);
968 sscanf(optarg
, "0x%x", &kernel_ep
);
977 sscanf(optarg
, "0x%x", &kernel_la
);
992 kernel_info
.file_name
= optarg
;
995 rootfs_info
.file_name
= optarg
;
998 sscanf(optarg
, "0x%x", &rootfs_ofs
);
1007 inspect_info
.file_name
= optarg
;
1016 usage(EXIT_SUCCESS
);
1019 usage(EXIT_FAILURE
);
1024 ret
= check_options();
1028 if (!inspect_info
.file_name
)