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 HEADER_VERSION_V2 0x02000000
34 #define HWID_TL_MR10U_V1 0x00100101
35 #define HWID_TL_MR3020_V1 0x30200001
36 #define HWID_TL_MR3220_V1 0x32200001
37 #define HWID_TL_MR3220_V2 0x32200002
38 #define HWID_TL_MR3420_V1 0x34200001
39 #define HWID_TL_MR3420_V2 0x34200002
40 #define HWID_TL_WA701N_V1 0x07010001
41 #define HWID_TL_WA7510N_V1 0x75100001
42 #define HWID_TL_WA801ND_V1 0x08010001
43 #define HWID_TL_WA830RE_V1 0x08300010
44 #define HWID_TL_WA830RE_V2 0x08300002
45 #define HWID_TL_WA901ND_V1 0x09010001
46 #define HWID_TL_WA901ND_V2 0x09010002
47 #define HWID_TL_WDR4900_V1 0x49000001
48 #define HWID_TL_WR703N_V1 0x07030101
49 #define HWID_TL_WR720N_V3 0x07200103
50 #define HWID_TL_WR741ND_V1 0x07410001
51 #define HWID_TL_WR741ND_V4 0x07410004
52 #define HWID_TL_WR740N_V1 0x07400001
53 #define HWID_TL_WR740N_V3 0x07400003
54 #define HWID_TL_WR743ND_V1 0x07430001
55 #define HWID_TL_WR743ND_V2 0x07430002
56 #define HWID_TL_WR841N_V1_5 0x08410002
57 #define HWID_TL_WR841ND_V3 0x08410003
58 #define HWID_TL_WR841ND_V5 0x08410005
59 #define HWID_TL_WR841ND_V7 0x08410007
60 #define HWID_TL_WR941ND_V2 0x09410002
61 #define HWID_TL_WR941ND_V4 0x09410004
62 #define HWID_TL_WR1043ND_V1 0x10430001
63 #define HWID_TL_WR1041N_V2 0x10410002
64 #define HWID_TL_WR2543N_V1 0x25430001
69 char *file_name; /* name of the file */
70 uint32_t file_size; /* length of the file */
74 uint32_t version; /* header version */
77 uint32_t hw_id; /* hardware id */
78 uint32_t hw_rev; /* hardware revision */
80 uint8_t md5sum1[MD5SUM_LEN];
82 uint8_t md5sum2[MD5SUM_LEN];
84 uint32_t kernel_la; /* kernel load address */
85 uint32_t kernel_ep; /* kernel entry point */
86 uint32_t fw_length; /* total length of the firmware */
87 uint32_t kernel_ofs; /* kernel data offset */
88 uint32_t kernel_len; /* kernel data length */
89 uint32_t rootfs_ofs; /* rootfs data offset */
90 uint32_t rootfs_len; /* rootfs data length */
91 uint32_t boot_ofs; /* bootloader data offset */
92 uint32_t boot_len; /* bootloader data length */
97 } __attribute__ ((packed));
100 uint32_t version; /* header version */
102 uint32_t hw_id; /* hardware id */
103 uint32_t hw_rev; /* hardware revision */
105 uint8_t md5sum1[MD5SUM_LEN];
107 uint8_t md5sum2[MD5SUM_LEN];
109 uint32_t kernel_la; /* kernel load address */
110 uint32_t kernel_ep; /* kernel entry point */
111 uint32_t fw_length; /* total length of the firmware */
112 uint32_t kernel_ofs; /* kernel data offset */
113 uint32_t kernel_len; /* kernel data length */
114 uint32_t rootfs_ofs; /* rootfs data offset */
115 uint32_t rootfs_len; /* rootfs data length */
116 uint32_t boot_ofs; /* bootloader data offset */
117 uint32_t boot_len; /* bootloader data length */
122 } __attribute__ ((packed));
124 struct flash_layout {
144 static char *progname;
145 static char *vendor = "TP-LINK Technologies";
146 static char *version = "ver. 1.0";
147 static char *fw_ver = "0.0.0";
149 static char *board_id;
150 static struct board_info *board;
151 static char *layout_id;
152 static struct flash_layout *layout;
153 static char *opt_hw_id;
154 static uint32_t hw_id;
155 static char *opt_hw_rev;
156 static uint32_t hw_rev;
157 static int fw_ver_lo;
158 static int fw_ver_mid;
159 static int fw_ver_hi;
160 static struct file_info kernel_info;
161 static uint32_t kernel_la = 0;
162 static uint32_t kernel_ep = 0;
163 static uint32_t kernel_len = 0;
164 static struct file_info rootfs_info;
165 static uint32_t rootfs_ofs = 0;
166 static uint32_t rootfs_align;
167 static struct file_info boot_info;
169 static int strip_padding;
170 static int add_jffs2_eof;
171 static unsigned char jffs2_eof_mark[4] = {0xde, 0xad, 0xc0, 0xde};
173 static struct file_info inspect_info;
174 static int extract = 0;
176 char md5salt_normal[MD5SUM_LEN] = {
177 0xdc, 0xd7, 0x3a, 0xa5, 0xc3, 0x95, 0x98, 0xfb,
178 0xdd, 0xf9, 0xe7, 0xf4, 0x0e, 0xae, 0x47, 0x38,
181 char md5salt_boot[MD5SUM_LEN] = {
182 0x8c, 0xef, 0x33, 0x5b, 0xd5, 0xc5, 0xce, 0xfa,
183 0xa7, 0x9c, 0x28, 0xda, 0xb2, 0xe9, 0x0f, 0x42,
186 static struct flash_layout layouts[] = {
189 .fw_max_len = 0x3c0000,
190 .kernel_la = 0x80060000,
191 .kernel_ep = 0x80060000,
192 .rootfs_ofs = 0x140000,
195 .fw_max_len = 0x3c0000,
196 .kernel_la = 0x80060000,
197 .kernel_ep = 0x80060000,
198 .rootfs_ofs = 0x100000,
201 .fw_max_len = 0x7c0000,
202 .kernel_la = 0x80060000,
203 .kernel_ep = 0x80060000,
204 .rootfs_ofs = 0x140000,
207 .fw_max_len = 0x7c0000,
208 .kernel_la = 0x80060000,
209 .kernel_ep = 0x80060000,
210 .rootfs_ofs = 0x100000,
213 .fw_max_len = 0xf80000,
214 .kernel_la = 0x00000000,
215 .kernel_ep = 0xc0000000,
216 .rootfs_ofs = 0x2a0000,
218 /* terminating entry */
222 static struct board_info boards[] = {
225 .hw_id = HWID_TL_MR10U_V1,
227 .layout_id = "4Mlzma",
230 .hw_id = HWID_TL_MR3020_V1,
232 .layout_id = "4Mlzma",
235 .hw_id = HWID_TL_MR3220_V1,
240 .hw_id = HWID_TL_MR3220_V2,
242 .layout_id = "4Mlzma",
245 .hw_id = HWID_TL_MR3420_V1,
250 .hw_id = HWID_TL_MR3420_V2,
252 .layout_id = "4Mlzma",
255 .hw_id = HWID_TL_WA701N_V1,
260 .hw_id = HWID_TL_WA7510N_V1,
264 .id = "TL-WA801NDv1",
265 .hw_id = HWID_TL_WA801ND_V1,
269 .id = "TL-WA830REv1",
270 .hw_id = HWID_TL_WA830RE_V1,
274 .id = "TL-WA830REv2",
275 .hw_id = HWID_TL_WA830RE_V2,
279 .id = "TL-WA901NDv1",
280 .hw_id = HWID_TL_WA901ND_V1,
284 .id = "TL-WA901NDv2",
285 .hw_id = HWID_TL_WA901ND_V2,
289 .id = "TL-WDR4900v1",
290 .hw_id = HWID_TL_WDR4900_V1,
292 .layout_id = "16Mppc",
294 .id = "TL-WR741NDv1",
295 .hw_id = HWID_TL_WR741ND_V1,
299 .id = "TL-WR741NDv4",
300 .hw_id = HWID_TL_WR741ND_V4,
302 .layout_id = "4Mlzma",
305 .hw_id = HWID_TL_WR740N_V1,
310 .hw_id = HWID_TL_WR740N_V3,
314 .id = "TL-WR743NDv1",
315 .hw_id = HWID_TL_WR743ND_V1,
319 .id = "TL-WR743NDv2",
320 .hw_id = HWID_TL_WR743ND_V2,
322 .layout_id = "4Mlzma",
324 .id = "TL-WR841Nv1.5",
325 .hw_id = HWID_TL_WR841N_V1_5,
329 .id = "TL-WR841NDv3",
330 .hw_id = HWID_TL_WR841ND_V3,
334 .id = "TL-WR841NDv5",
335 .hw_id = HWID_TL_WR841ND_V5,
339 .id = "TL-WR841NDv7",
340 .hw_id = HWID_TL_WR841ND_V7,
344 .id = "TL-WR941NDv2",
345 .hw_id = HWID_TL_WR941ND_V2,
349 .id = "TL-WR941NDv4",
350 .hw_id = HWID_TL_WR941ND_V4,
354 .id = "TL-WR1041Nv2",
355 .hw_id = HWID_TL_WR1041N_V2,
357 .layout_id = "4Mlzma",
359 .id = "TL-WR1043NDv1",
360 .hw_id = HWID_TL_WR1043ND_V1,
364 .id = "TL-WR2543Nv1",
365 .hw_id = HWID_TL_WR2543N_V1,
367 .layout_id = "8Mlzma",
370 .hw_id = HWID_TL_WR703N_V1,
372 .layout_id = "4Mlzma",
375 .hw_id = HWID_TL_WR720N_V3,
377 .layout_id = "4Mlzma",
379 /* terminating entry */
386 #define ERR(fmt, ...) do { \
388 fprintf(stderr, "[%s] *** error: " fmt "\n", \
389 progname, ## __VA_ARGS__ ); \
392 #define ERRS(fmt, ...) do { \
395 fprintf(stderr, "[%s] *** error: " fmt "\n", \
396 progname, ## __VA_ARGS__, strerror(save)); \
399 #define DBG(fmt, ...) do { \
400 fprintf(stderr, "[%s] " fmt "\n", progname, ## __VA_ARGS__ ); \
403 static struct board_info *find_board(char *id)
405 struct board_info *ret;
406 struct board_info *board;
409 for (board = boards; board->id != NULL; board++){
410 if (strcasecmp(id, board->id) == 0) {
419 static struct board_info *find_board_by_hwid(uint32_t hw_id)
421 struct board_info *board;
423 for (board = boards; board->id != NULL; board++) {
424 if (hw_id == board->hw_id)
431 static struct flash_layout *find_layout(char *id)
433 struct flash_layout *ret;
434 struct flash_layout *l;
437 for (l = layouts; l->id != NULL; l++){
438 if (strcasecmp(id, l->id) == 0) {
447 static void usage(int status)
449 FILE *stream = (status != EXIT_SUCCESS) ? stderr : stdout;
450 struct board_info *board;
452 fprintf(stream, "Usage: %s [OPTIONS...]\n", progname);
456 " -B <board> create image for the board specified with <board>\n"
457 " -c use combined kernel image\n"
458 " -E <ep> overwrite kernel entry point with <ep> (hexval prefixed with 0x)\n"
459 " -L <la> overwrite kernel load address with <la> (hexval prefixed with 0x)\n"
460 " -H <hwid> use hardware id specified with <hwid>\n"
461 " -W <hwrev> use hardware revision specified with <hwrev>\n"
462 " -F <id> use flash layout specified with <id>\n"
463 " -k <file> read kernel image from the file <file>\n"
464 " -r <file> read rootfs image from the file <file>\n"
465 " -a <align> align the rootfs start on an <align> bytes boundary\n"
466 " -R <offset> overwrite rootfs offset with <offset> (hexval prefixed with 0x)\n"
467 " -o <file> write output to the file <file>\n"
468 " -s strip padding from the end of the image\n"
469 " -j add jffs2 end-of-filesystem markers\n"
470 " -N <vendor> set image vendor to <vendor>\n"
471 " -V <version> set image version to <version>\n"
472 " -v <version> set firmware version to <version>\n"
473 " -i <file> inspect given firmware file <file>\n"
474 " -x extract kernel and rootfs while inspecting (requires -i)\n"
475 " -h show this screen\n"
481 static int get_md5(char *data, int size, char *md5)
486 MD5_Update(&ctx, data, size);
487 MD5_Final(md5, &ctx);
490 static int get_file_stat(struct file_info *fdata)
495 if (fdata->file_name == NULL)
498 res = stat(fdata->file_name, &st);
500 ERRS("stat failed on %s", fdata->file_name);
504 fdata->file_size = st.st_size;
508 static int read_to_buf(struct file_info *fdata, char *buf)
511 int ret = EXIT_FAILURE;
513 f = fopen(fdata->file_name, "r");
515 ERRS("could not open \"%s\" for reading", fdata->file_name);
520 fread(buf, fdata->file_size, 1, f);
522 ERRS("unable to read from file \"%s\"", fdata->file_name);
534 static int check_options(void)
538 if (inspect_info.file_name) {
539 ret = get_file_stat(&inspect_info);
544 } else if (extract) {
545 ERR("no firmware for inspection specified");
549 if (board_id == NULL && opt_hw_id == NULL) {
550 ERR("either board or hardware id must be specified");
555 board = find_board(board_id);
557 ERR("unknown/unsupported board id \"%s\"", board_id);
560 if (layout_id == NULL)
561 layout_id = board->layout_id;
563 hw_id = board->hw_id;
564 hw_rev = board->hw_rev;
566 if (layout_id == NULL) {
567 ERR("flash layout is not specified");
570 hw_id = strtoul(opt_hw_id, NULL, 0);
573 hw_rev = strtoul(opt_hw_rev, NULL, 0);
578 layout = find_layout(layout_id);
579 if (layout == NULL) {
580 ERR("unknown flash layout \"%s\"", layout_id);
585 kernel_la = layout->kernel_la;
587 kernel_ep = layout->kernel_ep;
589 rootfs_ofs = layout->rootfs_ofs;
591 if (kernel_info.file_name == NULL) {
592 ERR("no kernel image specified");
596 ret = get_file_stat(&kernel_info);
600 kernel_len = kernel_info.file_size;
603 if (kernel_info.file_size >
604 layout->fw_max_len - sizeof(struct fw_header)) {
605 ERR("kernel image is too big");
609 if (rootfs_info.file_name == NULL) {
610 ERR("no rootfs image specified");
614 ret = get_file_stat(&rootfs_info);
619 kernel_len += sizeof(struct fw_header);
620 kernel_len = ALIGN(kernel_len, rootfs_align);
621 kernel_len -= sizeof(struct fw_header);
623 DBG("kernel length aligned to %u", kernel_len);
625 if (kernel_len + rootfs_info.file_size >
626 layout->fw_max_len - sizeof(struct fw_header)) {
627 ERR("images are too big");
631 if (kernel_info.file_size >
632 rootfs_ofs - sizeof(struct fw_header)) {
633 ERR("kernel image is too big");
637 if (rootfs_info.file_size >
638 (layout->fw_max_len - rootfs_ofs)) {
639 ERR("rootfs image is too big");
645 if (ofname == NULL) {
646 ERR("no output file specified");
650 ret = sscanf(fw_ver, "%d.%d.%d", &fw_ver_hi, &fw_ver_mid, &fw_ver_lo);
652 ERR("invalid firmware version '%s'", fw_ver);
659 static void fill_header(char *buf, int len)
661 struct fw_header *hdr = (struct fw_header *)buf;
663 memset(hdr, 0, sizeof(struct fw_header));
665 hdr->version = htonl(HEADER_VERSION_V1);
666 strncpy(hdr->vendor_name, vendor, sizeof(hdr->vendor_name));
667 strncpy(hdr->fw_version, version, sizeof(hdr->fw_version));
668 hdr->hw_id = htonl(hw_id);
669 hdr->hw_rev = htonl(hw_rev);
671 if (boot_info.file_size == 0)
672 memcpy(hdr->md5sum1, md5salt_normal, sizeof(hdr->md5sum1));
674 memcpy(hdr->md5sum1, md5salt_boot, sizeof(hdr->md5sum1));
676 hdr->kernel_la = htonl(kernel_la);
677 hdr->kernel_ep = htonl(kernel_ep);
678 hdr->fw_length = htonl(layout->fw_max_len);
679 hdr->kernel_ofs = htonl(sizeof(struct fw_header));
680 hdr->kernel_len = htonl(kernel_len);
682 hdr->rootfs_ofs = htonl(rootfs_ofs);
683 hdr->rootfs_len = htonl(rootfs_info.file_size);
686 hdr->ver_hi = htons(fw_ver_hi);
687 hdr->ver_mid = htons(fw_ver_mid);
688 hdr->ver_lo = htons(fw_ver_lo);
690 get_md5(buf, len, hdr->md5sum1);
693 static void fill_header_v2(char *buf, int len)
695 struct fw_header_v2 *hdr = (struct fw_header_v2 *)buf;
697 memset(hdr, 0, sizeof(struct fw_header_v2));
699 hdr->version = htonl(HEADER_VERSION_V2);
700 memset(hdr->fw_version, 0xff, sizeof(hdr->fw_version));
701 strncpy(hdr->fw_version, version, strlen(version));
702 hdr->hw_id = htonl(hw_id);
703 hdr->hw_rev = htonl(hw_rev);
705 if (boot_info.file_size == 0)
706 memcpy(hdr->md5sum1, md5salt_normal, sizeof(hdr->md5sum1));
708 memcpy(hdr->md5sum1, md5salt_boot, sizeof(hdr->md5sum1));
710 hdr->kernel_la = htonl(kernel_la);
711 hdr->kernel_ep = htonl(kernel_ep);
712 hdr->fw_length = htonl(layout->fw_max_len);
713 hdr->kernel_ofs = htonl(sizeof(struct fw_header_v2));
714 hdr->kernel_len = htonl(kernel_len);
716 hdr->rootfs_ofs = htonl(rootfs_ofs);
717 hdr->rootfs_len = htonl(rootfs_info.file_size);
720 hdr->ver_hi = htons(fw_ver_hi);
721 hdr->ver_mid = htons(fw_ver_mid);
722 hdr->ver_lo = htons(fw_ver_lo);
724 get_md5(buf, len, hdr->md5sum1);
727 static int pad_jffs2(char *buf, int currlen)
733 pad_mask = (64 * 1024);
734 while ((len < layout->fw_max_len) && (pad_mask != 0)) {
738 for (i = 10; i < 32; i++) {
744 len = ALIGN(len, mask);
746 for (i = 10; i < 32; i++) {
748 if ((len & (mask - 1)) == 0)
752 for (i = 0; i < sizeof(jffs2_eof_mark); i++)
753 buf[len + i] = jffs2_eof_mark[i];
755 len += sizeof(jffs2_eof_mark);
761 static int write_fw(char *data, int len)
764 int ret = EXIT_FAILURE;
766 f = fopen(ofname, "w");
768 ERRS("could not open \"%s\" for writing", ofname);
773 fwrite(data, len, 1, f);
775 ERRS("unable to write output file");
779 DBG("firmware file \"%s\" completed", ofname);
786 if (ret != EXIT_SUCCESS) {
793 static int build_fw(void)
798 int ret = EXIT_FAILURE;
801 if (board->hdr_version == HEADER_VERSION_V2)
802 hdr_len = sizeof(struct fw_header_v2);
804 hdr_len = sizeof(struct fw_header);
806 buflen = layout->fw_max_len;
808 buf = malloc(buflen);
810 ERR("no memory for buffer\n");
814 memset(buf, 0xff, buflen);
816 ret = read_to_buf(&kernel_info, p);
820 writelen = hdr_len + kernel_len;
826 p = buf + rootfs_ofs;
828 ret = read_to_buf(&rootfs_info, p);
833 writelen += rootfs_info.file_size;
835 writelen = rootfs_ofs + rootfs_info.file_size;
838 writelen = pad_jffs2(buf, writelen);
844 if (board->hdr_version == HEADER_VERSION_V2)
845 fill_header_v2(buf, writelen);
847 fill_header(buf, writelen);
848 ret = write_fw(buf, writelen);
860 /* Helper functions to inspect_fw() representing different output formats */
861 static inline void inspect_fw_pstr(char *label, char *str)
863 printf("%-23s: %s\n", label, str);
866 static inline void inspect_fw_phex(char *label, uint32_t val)
868 printf("%-23s: 0x%08x\n", label, val);
871 static inline void inspect_fw_phexpost(char *label,
872 uint32_t val, char *post)
874 printf("%-23s: 0x%08x (%s)\n", label, val, post);
877 static inline void inspect_fw_phexdef(char *label,
878 uint32_t val, uint32_t defval)
880 printf("%-23s: 0x%08x ", label, val);
883 printf("(== OpenWrt default)\n");
885 printf("(OpenWrt default: 0x%08x)\n", defval);
888 static inline void inspect_fw_phexexp(char *label,
889 uint32_t val, uint32_t expval)
891 printf("%-23s: 0x%08x ", label, val);
896 printf("(expected: 0x%08x)\n", expval);
899 static inline void inspect_fw_phexdec(char *label, uint32_t val)
901 printf("%-23s: 0x%08x / %8u bytes\n", label, val, val);
904 static inline void inspect_fw_phexdecdef(char *label,
905 uint32_t val, uint32_t defval)
907 printf("%-23s: 0x%08x / %8u bytes ", label, val, val);
910 printf("(== OpenWrt default)\n");
912 printf("(OpenWrt default: 0x%08x)\n", defval);
915 static inline void inspect_fw_pmd5sum(char *label, uint8_t *val, char *text)
919 printf("%-23s:", label);
920 for (i=0; i<MD5SUM_LEN; i++)
921 printf(" %02x", val[i]);
922 printf(" %s\n", text);
925 static int inspect_fw(void)
928 struct fw_header *hdr;
929 uint8_t md5sum[MD5SUM_LEN];
930 struct board_info *board;
931 int ret = EXIT_FAILURE;
933 buf = malloc(inspect_info.file_size);
935 ERR("no memory for buffer!\n");
939 ret = read_to_buf(&inspect_info, buf);
942 hdr = (struct fw_header *)buf;
944 inspect_fw_pstr("File name", inspect_info.file_name);
945 inspect_fw_phexdec("File size", inspect_info.file_size);
947 if (ntohl(hdr->version) != HEADER_VERSION_V1) {
948 ERR("file does not seem to have V1 header!\n");
952 inspect_fw_phexdec("Version 1 Header size", sizeof(struct fw_header));
954 if (ntohl(hdr->unk1) != 0)
955 inspect_fw_phexdec("Unknown value 1", hdr->unk1);
957 memcpy(md5sum, hdr->md5sum1, sizeof(md5sum));
958 if (ntohl(hdr->boot_len) == 0)
959 memcpy(hdr->md5sum1, md5salt_normal, sizeof(md5sum));
961 memcpy(hdr->md5sum1, md5salt_boot, sizeof(md5sum));
962 get_md5(buf, inspect_info.file_size, hdr->md5sum1);
964 if (memcmp(md5sum, hdr->md5sum1, sizeof(md5sum))) {
965 inspect_fw_pmd5sum("Header MD5Sum1", md5sum, "(*ERROR*)");
966 inspect_fw_pmd5sum(" --> expected", hdr->md5sum1, "");
968 inspect_fw_pmd5sum("Header MD5Sum1", md5sum, "(ok)");
970 if (ntohl(hdr->unk2) != 0)
971 inspect_fw_phexdec("Unknown value 2", hdr->unk2);
972 inspect_fw_pmd5sum("Header MD5Sum2", hdr->md5sum2,
973 "(purpose yet unknown, unchecked here)");
974 if (ntohl(hdr->unk3) != 0)
975 inspect_fw_phexdec("Unknown value 3", hdr->unk3);
979 inspect_fw_pstr("Vendor name", hdr->vendor_name);
980 inspect_fw_pstr("Firmware version", hdr->fw_version);
981 board = find_board_by_hwid(ntohl(hdr->hw_id));
983 layout = find_layout(board->layout_id);
984 inspect_fw_phexpost("Hardware ID",
985 ntohl(hdr->hw_id), board->id);
986 inspect_fw_phexexp("Hardware Revision",
987 ntohl(hdr->hw_rev), board->hw_rev);
989 inspect_fw_phexpost("Hardware ID",
990 ntohl(hdr->hw_id), "unknown");
991 inspect_fw_phex("Hardware Revision",
997 inspect_fw_phexdec("Kernel data offset",
998 ntohl(hdr->kernel_ofs));
999 inspect_fw_phexdec("Kernel data length",
1000 ntohl(hdr->kernel_len));
1002 inspect_fw_phexdef("Kernel load address",
1003 ntohl(hdr->kernel_la),
1004 layout ? layout->kernel_la : 0xffffffff);
1005 inspect_fw_phexdef("Kernel entry point",
1006 ntohl(hdr->kernel_ep),
1007 layout ? layout->kernel_ep : 0xffffffff);
1008 inspect_fw_phexdecdef("Rootfs data offset",
1009 ntohl(hdr->rootfs_ofs),
1010 layout ? layout->rootfs_ofs : 0xffffffff);
1012 inspect_fw_phex("Kernel load address",
1013 ntohl(hdr->kernel_la));
1014 inspect_fw_phex("Kernel entry point",
1015 ntohl(hdr->kernel_ep));
1016 inspect_fw_phexdec("Rootfs data offset",
1017 ntohl(hdr->rootfs_ofs));
1019 inspect_fw_phexdec("Rootfs data length",
1020 ntohl(hdr->rootfs_len));
1021 inspect_fw_phexdec("Boot loader data offset",
1022 ntohl(hdr->boot_ofs));
1023 inspect_fw_phexdec("Boot loader data length",
1024 ntohl(hdr->boot_len));
1025 inspect_fw_phexdec("Total firmware length",
1026 ntohl(hdr->fw_length));
1034 filename = malloc(strlen(inspect_info.file_name) + 8);
1035 sprintf(filename, "%s-kernel", inspect_info.file_name);
1036 printf("Extracting kernel to \"%s\"...\n", filename);
1037 fp = fopen(filename, "w");
1039 if (!fwrite(buf + ntohl(hdr->kernel_ofs),
1040 ntohl(hdr->kernel_len), 1, fp)) {
1041 ERR("error in fwrite(): %s", strerror(errno));
1045 ERR("error in fopen(): %s", strerror(errno));
1049 filename = malloc(strlen(inspect_info.file_name) + 8);
1050 sprintf(filename, "%s-rootfs", inspect_info.file_name);
1051 printf("Extracting rootfs to \"%s\"...\n", filename);
1052 fp = fopen(filename, "w");
1054 if (!fwrite(buf + ntohl(hdr->rootfs_ofs),
1055 ntohl(hdr->rootfs_len), 1, fp)) {
1056 ERR("error in fwrite(): %s", strerror(errno));
1060 ERR("error in fopen(): %s", strerror(errno));
1071 int main(int argc, char *argv[])
1073 int ret = EXIT_FAILURE;
1078 progname = basename(argv[0]);
1083 c = getopt(argc, argv, "a:B:H:E:F:L:V:N:W:ci:k:r:R:o:xhsjv:");
1089 sscanf(optarg, "0x%x", &rootfs_align);
1098 sscanf(optarg, "0x%x", &kernel_ep);
1104 opt_hw_rev = optarg;
1107 sscanf(optarg, "0x%x", &kernel_la);
1122 kernel_info.file_name = optarg;
1125 rootfs_info.file_name = optarg;
1128 sscanf(optarg, "0x%x", &rootfs_ofs);
1137 inspect_info.file_name = optarg;
1146 usage(EXIT_SUCCESS);
1149 usage(EXIT_FAILURE);
1154 ret = check_options();
1158 if (!inspect_info.file_name)