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
65 #define HWID_TD_W8970_V1 0x89700001
70 char *file_name; /* name of the file */
71 uint32_t file_size; /* length of the file */
75 uint32_t version; /* header version */
78 uint32_t hw_id; /* hardware id */
79 uint32_t hw_rev; /* hardware revision */
81 uint8_t md5sum1[MD5SUM_LEN];
83 uint8_t md5sum2[MD5SUM_LEN];
85 uint32_t kernel_la; /* kernel load address */
86 uint32_t kernel_ep; /* kernel entry point */
87 uint32_t fw_length; /* total length of the firmware */
88 uint32_t kernel_ofs; /* kernel data offset */
89 uint32_t kernel_len; /* kernel data length */
90 uint32_t rootfs_ofs; /* rootfs data offset */
91 uint32_t rootfs_len; /* rootfs data length */
92 uint32_t boot_ofs; /* bootloader data offset */
93 uint32_t boot_len; /* bootloader data length */
98 } __attribute__ ((packed));
100 struct fw_header_v2 {
101 uint32_t version; /* header version */
103 uint32_t hw_id; /* hardware id */
104 uint32_t hw_rev; /* hardware revision */
106 uint8_t md5sum1[MD5SUM_LEN];
108 uint8_t md5sum2[MD5SUM_LEN];
110 uint32_t kernel_la; /* kernel load address */
111 uint32_t kernel_ep; /* kernel entry point */
112 uint32_t fw_length; /* total length of the firmware */
113 uint32_t kernel_ofs; /* kernel data offset */
114 uint32_t kernel_len; /* kernel data length */
115 uint32_t rootfs_ofs; /* rootfs data offset */
116 uint32_t rootfs_len; /* rootfs data length */
117 uint32_t boot_ofs; /* bootloader data offset */
118 uint32_t boot_len; /* bootloader data length */
123 } __attribute__ ((packed));
125 struct flash_layout {
145 static char *progname;
146 static char *vendor = "TP-LINK Technologies";
147 static char *version = "ver. 1.0";
148 static char *fw_ver = "0.0.0";
150 static char *board_id;
151 static struct board_info *board;
152 static char *layout_id;
153 static struct flash_layout *layout;
154 static char *opt_hw_id;
155 static uint32_t hw_id;
156 static char *opt_hw_rev;
157 static uint32_t hw_rev;
158 static int fw_ver_lo;
159 static int fw_ver_mid;
160 static int fw_ver_hi;
161 static struct file_info kernel_info;
162 static uint32_t kernel_la = 0;
163 static uint32_t kernel_ep = 0;
164 static uint32_t kernel_len = 0;
165 static struct file_info rootfs_info;
166 static uint32_t rootfs_ofs = 0;
167 static uint32_t rootfs_align;
168 static struct file_info boot_info;
170 static int strip_padding;
171 static int add_jffs2_eof;
172 static unsigned char jffs2_eof_mark[4] = {0xde, 0xad, 0xc0, 0xde};
174 static struct file_info inspect_info;
175 static int extract = 0;
177 char md5salt_normal[MD5SUM_LEN] = {
178 0xdc, 0xd7, 0x3a, 0xa5, 0xc3, 0x95, 0x98, 0xfb,
179 0xdd, 0xf9, 0xe7, 0xf4, 0x0e, 0xae, 0x47, 0x38,
182 char md5salt_boot[MD5SUM_LEN] = {
183 0x8c, 0xef, 0x33, 0x5b, 0xd5, 0xc5, 0xce, 0xfa,
184 0xa7, 0x9c, 0x28, 0xda, 0xb2, 0xe9, 0x0f, 0x42,
187 static struct flash_layout layouts[] = {
190 .fw_max_len = 0x3c0000,
191 .kernel_la = 0x80060000,
192 .kernel_ep = 0x80060000,
193 .rootfs_ofs = 0x140000,
196 .fw_max_len = 0x3c0000,
197 .kernel_la = 0x80060000,
198 .kernel_ep = 0x80060000,
199 .rootfs_ofs = 0x100000,
202 .fw_max_len = 0x7c0000,
203 .kernel_la = 0x80060000,
204 .kernel_ep = 0x80060000,
205 .rootfs_ofs = 0x140000,
208 .fw_max_len = 0x7c0000,
209 .kernel_la = 0x80060000,
210 .kernel_ep = 0x80060000,
211 .rootfs_ofs = 0x100000,
214 .fw_max_len = 0x7a0000,
215 .kernel_la = 0x80002000,
216 .kernel_ep = 0x80002000,
217 .rootfs_ofs = 0x140000,
220 .fw_max_len = 0xf80000,
221 .kernel_la = 0x00000000,
222 .kernel_ep = 0xc0000000,
223 .rootfs_ofs = 0x2a0000,
225 /* terminating entry */
229 static struct board_info boards[] = {
232 .hw_id = HWID_TL_MR10U_V1,
234 .layout_id = "4Mlzma",
237 .hw_id = HWID_TL_MR3020_V1,
239 .layout_id = "4Mlzma",
242 .hw_id = HWID_TL_MR3220_V1,
247 .hw_id = HWID_TL_MR3220_V2,
249 .layout_id = "4Mlzma",
252 .hw_id = HWID_TL_MR3420_V1,
257 .hw_id = HWID_TL_MR3420_V2,
259 .layout_id = "4Mlzma",
262 .hw_id = HWID_TL_WA701N_V1,
267 .hw_id = HWID_TL_WA7510N_V1,
271 .id = "TL-WA801NDv1",
272 .hw_id = HWID_TL_WA801ND_V1,
276 .id = "TL-WA830REv1",
277 .hw_id = HWID_TL_WA830RE_V1,
281 .id = "TL-WA830REv2",
282 .hw_id = HWID_TL_WA830RE_V2,
286 .id = "TL-WA901NDv1",
287 .hw_id = HWID_TL_WA901ND_V1,
291 .id = "TL-WA901NDv2",
292 .hw_id = HWID_TL_WA901ND_V2,
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-WR2543Nv1",
372 .hw_id = HWID_TL_WR2543N_V1,
374 .layout_id = "8Mlzma",
377 .hw_id = HWID_TL_WR703N_V1,
379 .layout_id = "4Mlzma",
382 .hw_id = HWID_TL_WR720N_V3,
384 .layout_id = "4Mlzma",
387 .hw_id = HWID_TD_W8970_V1,
389 .layout_id = "8Mltq",
390 .hdr_version = HEADER_VERSION_V2
392 /* terminating entry */
399 #define ERR(fmt, ...) do { \
401 fprintf(stderr, "[%s] *** error: " fmt "\n", \
402 progname, ## __VA_ARGS__ ); \
405 #define ERRS(fmt, ...) do { \
408 fprintf(stderr, "[%s] *** error: " fmt "\n", \
409 progname, ## __VA_ARGS__, strerror(save)); \
412 #define DBG(fmt, ...) do { \
413 fprintf(stderr, "[%s] " fmt "\n", progname, ## __VA_ARGS__ ); \
416 static struct board_info *find_board(char *id)
418 struct board_info *ret;
419 struct board_info *board;
422 for (board = boards; board->id != NULL; board++){
423 if (strcasecmp(id, board->id) == 0) {
432 static struct board_info *find_board_by_hwid(uint32_t hw_id)
434 struct board_info *board;
436 for (board = boards; board->id != NULL; board++) {
437 if (hw_id == board->hw_id)
444 static struct flash_layout *find_layout(char *id)
446 struct flash_layout *ret;
447 struct flash_layout *l;
450 for (l = layouts; l->id != NULL; l++){
451 if (strcasecmp(id, l->id) == 0) {
460 static void usage(int status)
462 FILE *stream = (status != EXIT_SUCCESS) ? stderr : stdout;
463 struct board_info *board;
465 fprintf(stream, "Usage: %s [OPTIONS...]\n", progname);
469 " -B <board> create image for the board specified with <board>\n"
470 " -c use combined kernel image\n"
471 " -E <ep> overwrite kernel entry point with <ep> (hexval prefixed with 0x)\n"
472 " -L <la> overwrite kernel load address with <la> (hexval prefixed with 0x)\n"
473 " -H <hwid> use hardware id specified with <hwid>\n"
474 " -W <hwrev> use hardware revision specified with <hwrev>\n"
475 " -F <id> use flash layout specified with <id>\n"
476 " -k <file> read kernel image from the file <file>\n"
477 " -r <file> read rootfs image from the file <file>\n"
478 " -a <align> align the rootfs start on an <align> bytes boundary\n"
479 " -R <offset> overwrite rootfs offset with <offset> (hexval prefixed with 0x)\n"
480 " -o <file> write output to the file <file>\n"
481 " -s strip padding from the end of the image\n"
482 " -j add jffs2 end-of-filesystem markers\n"
483 " -N <vendor> set image vendor to <vendor>\n"
484 " -V <version> set image version to <version>\n"
485 " -v <version> set firmware version to <version>\n"
486 " -i <file> inspect given firmware file <file>\n"
487 " -x extract kernel and rootfs while inspecting (requires -i)\n"
488 " -h show this screen\n"
494 static int get_md5(char *data, int size, char *md5)
499 MD5_Update(&ctx, data, size);
500 MD5_Final(md5, &ctx);
503 static int get_file_stat(struct file_info *fdata)
508 if (fdata->file_name == NULL)
511 res = stat(fdata->file_name, &st);
513 ERRS("stat failed on %s", fdata->file_name);
517 fdata->file_size = st.st_size;
521 static int read_to_buf(struct file_info *fdata, char *buf)
524 int ret = EXIT_FAILURE;
526 f = fopen(fdata->file_name, "r");
528 ERRS("could not open \"%s\" for reading", fdata->file_name);
533 fread(buf, fdata->file_size, 1, f);
535 ERRS("unable to read from file \"%s\"", fdata->file_name);
547 static int check_options(void)
551 if (inspect_info.file_name) {
552 ret = get_file_stat(&inspect_info);
557 } else if (extract) {
558 ERR("no firmware for inspection specified");
562 if (board_id == NULL && opt_hw_id == NULL) {
563 ERR("either board or hardware id must be specified");
568 board = find_board(board_id);
570 ERR("unknown/unsupported board id \"%s\"", board_id);
573 if (layout_id == NULL)
574 layout_id = board->layout_id;
576 hw_id = board->hw_id;
577 hw_rev = board->hw_rev;
579 if (layout_id == NULL) {
580 ERR("flash layout is not specified");
583 hw_id = strtoul(opt_hw_id, NULL, 0);
586 hw_rev = strtoul(opt_hw_rev, NULL, 0);
591 layout = find_layout(layout_id);
592 if (layout == NULL) {
593 ERR("unknown flash layout \"%s\"", layout_id);
598 kernel_la = layout->kernel_la;
600 kernel_ep = layout->kernel_ep;
602 rootfs_ofs = layout->rootfs_ofs;
604 if (kernel_info.file_name == NULL) {
605 ERR("no kernel image specified");
609 ret = get_file_stat(&kernel_info);
613 kernel_len = kernel_info.file_size;
616 if (kernel_info.file_size >
617 layout->fw_max_len - sizeof(struct fw_header)) {
618 ERR("kernel image is too big");
622 if (rootfs_info.file_name == NULL) {
623 ERR("no rootfs image specified");
627 ret = get_file_stat(&rootfs_info);
632 kernel_len += sizeof(struct fw_header);
633 kernel_len = ALIGN(kernel_len, rootfs_align);
634 kernel_len -= sizeof(struct fw_header);
636 DBG("kernel length aligned to %u", kernel_len);
638 if (kernel_len + rootfs_info.file_size >
639 layout->fw_max_len - sizeof(struct fw_header)) {
640 ERR("images are too big");
644 if (kernel_info.file_size >
645 rootfs_ofs - sizeof(struct fw_header)) {
646 ERR("kernel image is too big");
650 if (rootfs_info.file_size >
651 (layout->fw_max_len - rootfs_ofs)) {
652 ERR("rootfs image is too big");
658 if (ofname == NULL) {
659 ERR("no output file specified");
663 ret = sscanf(fw_ver, "%d.%d.%d", &fw_ver_hi, &fw_ver_mid, &fw_ver_lo);
665 ERR("invalid firmware version '%s'", fw_ver);
672 static void fill_header(char *buf, int len)
674 struct fw_header *hdr = (struct fw_header *)buf;
676 memset(hdr, 0, sizeof(struct fw_header));
678 hdr->version = htonl(HEADER_VERSION_V1);
679 strncpy(hdr->vendor_name, vendor, sizeof(hdr->vendor_name));
680 strncpy(hdr->fw_version, version, sizeof(hdr->fw_version));
681 hdr->hw_id = htonl(hw_id);
682 hdr->hw_rev = htonl(hw_rev);
684 if (boot_info.file_size == 0)
685 memcpy(hdr->md5sum1, md5salt_normal, sizeof(hdr->md5sum1));
687 memcpy(hdr->md5sum1, md5salt_boot, sizeof(hdr->md5sum1));
689 hdr->kernel_la = htonl(kernel_la);
690 hdr->kernel_ep = htonl(kernel_ep);
691 hdr->fw_length = htonl(layout->fw_max_len);
692 hdr->kernel_ofs = htonl(sizeof(struct fw_header));
693 hdr->kernel_len = htonl(kernel_len);
695 hdr->rootfs_ofs = htonl(rootfs_ofs);
696 hdr->rootfs_len = htonl(rootfs_info.file_size);
699 hdr->ver_hi = htons(fw_ver_hi);
700 hdr->ver_mid = htons(fw_ver_mid);
701 hdr->ver_lo = htons(fw_ver_lo);
703 get_md5(buf, len, hdr->md5sum1);
706 static void fill_header_v2(char *buf, int len)
708 struct fw_header_v2 *hdr = (struct fw_header_v2 *)buf;
710 memset(hdr, 0, sizeof(struct fw_header_v2));
712 hdr->version = htonl(HEADER_VERSION_V2);
713 memset(hdr->fw_version, 0xff, sizeof(hdr->fw_version));
714 strncpy(hdr->fw_version, version, strlen(version));
715 hdr->hw_id = htonl(hw_id);
716 hdr->hw_rev = htonl(hw_rev);
718 if (boot_info.file_size == 0)
719 memcpy(hdr->md5sum1, md5salt_normal, sizeof(hdr->md5sum1));
721 memcpy(hdr->md5sum1, md5salt_boot, sizeof(hdr->md5sum1));
723 hdr->kernel_la = htonl(kernel_la);
724 hdr->kernel_ep = htonl(kernel_ep);
725 hdr->fw_length = htonl(layout->fw_max_len);
726 hdr->kernel_ofs = htonl(sizeof(struct fw_header_v2));
727 hdr->kernel_len = htonl(kernel_len);
729 hdr->rootfs_ofs = htonl(rootfs_ofs);
730 hdr->rootfs_len = htonl(rootfs_info.file_size);
733 hdr->ver_hi = htons(fw_ver_hi);
734 hdr->ver_mid = htons(fw_ver_mid);
735 hdr->ver_lo = htons(fw_ver_lo);
737 get_md5(buf, len, hdr->md5sum1);
740 static int pad_jffs2(char *buf, int currlen)
746 pad_mask = (64 * 1024);
747 while ((len < layout->fw_max_len) && (pad_mask != 0)) {
751 for (i = 10; i < 32; i++) {
757 len = ALIGN(len, mask);
759 for (i = 10; i < 32; i++) {
761 if ((len & (mask - 1)) == 0)
765 for (i = 0; i < sizeof(jffs2_eof_mark); i++)
766 buf[len + i] = jffs2_eof_mark[i];
768 len += sizeof(jffs2_eof_mark);
774 static int write_fw(char *data, int len)
777 int ret = EXIT_FAILURE;
779 f = fopen(ofname, "w");
781 ERRS("could not open \"%s\" for writing", ofname);
786 fwrite(data, len, 1, f);
788 ERRS("unable to write output file");
792 DBG("firmware file \"%s\" completed", ofname);
799 if (ret != EXIT_SUCCESS) {
806 static int build_fw(void)
811 int ret = EXIT_FAILURE;
814 if (board && board->hdr_version == HEADER_VERSION_V2)
815 hdr_len = sizeof(struct fw_header_v2);
817 hdr_len = sizeof(struct fw_header);
819 buflen = layout->fw_max_len;
821 buf = malloc(buflen);
823 ERR("no memory for buffer\n");
827 memset(buf, 0xff, buflen);
829 ret = read_to_buf(&kernel_info, p);
833 writelen = hdr_len + kernel_len;
839 p = buf + rootfs_ofs;
841 ret = read_to_buf(&rootfs_info, p);
846 writelen += rootfs_info.file_size;
848 writelen = rootfs_ofs + rootfs_info.file_size;
851 writelen = pad_jffs2(buf, writelen);
857 if (board && board->hdr_version == HEADER_VERSION_V2)
858 fill_header_v2(buf, writelen);
860 fill_header(buf, writelen);
861 ret = write_fw(buf, writelen);
873 /* Helper functions to inspect_fw() representing different output formats */
874 static inline void inspect_fw_pstr(char *label, char *str)
876 printf("%-23s: %s\n", label, str);
879 static inline void inspect_fw_phex(char *label, uint32_t val)
881 printf("%-23s: 0x%08x\n", label, val);
884 static inline void inspect_fw_phexpost(char *label,
885 uint32_t val, char *post)
887 printf("%-23s: 0x%08x (%s)\n", label, val, post);
890 static inline void inspect_fw_phexdef(char *label,
891 uint32_t val, uint32_t defval)
893 printf("%-23s: 0x%08x ", label, val);
896 printf("(== OpenWrt default)\n");
898 printf("(OpenWrt default: 0x%08x)\n", defval);
901 static inline void inspect_fw_phexexp(char *label,
902 uint32_t val, uint32_t expval)
904 printf("%-23s: 0x%08x ", label, val);
909 printf("(expected: 0x%08x)\n", expval);
912 static inline void inspect_fw_phexdec(char *label, uint32_t val)
914 printf("%-23s: 0x%08x / %8u bytes\n", label, val, val);
917 static inline void inspect_fw_phexdecdef(char *label,
918 uint32_t val, uint32_t defval)
920 printf("%-23s: 0x%08x / %8u bytes ", label, val, val);
923 printf("(== OpenWrt default)\n");
925 printf("(OpenWrt default: 0x%08x)\n", defval);
928 static inline void inspect_fw_pmd5sum(char *label, uint8_t *val, char *text)
932 printf("%-23s:", label);
933 for (i=0; i<MD5SUM_LEN; i++)
934 printf(" %02x", val[i]);
935 printf(" %s\n", text);
938 static int inspect_fw(void)
941 struct fw_header *hdr;
942 uint8_t md5sum[MD5SUM_LEN];
943 struct board_info *board;
944 int ret = EXIT_FAILURE;
946 buf = malloc(inspect_info.file_size);
948 ERR("no memory for buffer!\n");
952 ret = read_to_buf(&inspect_info, buf);
955 hdr = (struct fw_header *)buf;
957 inspect_fw_pstr("File name", inspect_info.file_name);
958 inspect_fw_phexdec("File size", inspect_info.file_size);
960 if (ntohl(hdr->version) != HEADER_VERSION_V1) {
961 ERR("file does not seem to have V1 header!\n");
965 inspect_fw_phexdec("Version 1 Header size", sizeof(struct fw_header));
967 if (ntohl(hdr->unk1) != 0)
968 inspect_fw_phexdec("Unknown value 1", hdr->unk1);
970 memcpy(md5sum, hdr->md5sum1, sizeof(md5sum));
971 if (ntohl(hdr->boot_len) == 0)
972 memcpy(hdr->md5sum1, md5salt_normal, sizeof(md5sum));
974 memcpy(hdr->md5sum1, md5salt_boot, sizeof(md5sum));
975 get_md5(buf, inspect_info.file_size, hdr->md5sum1);
977 if (memcmp(md5sum, hdr->md5sum1, sizeof(md5sum))) {
978 inspect_fw_pmd5sum("Header MD5Sum1", md5sum, "(*ERROR*)");
979 inspect_fw_pmd5sum(" --> expected", hdr->md5sum1, "");
981 inspect_fw_pmd5sum("Header MD5Sum1", md5sum, "(ok)");
983 if (ntohl(hdr->unk2) != 0)
984 inspect_fw_phexdec("Unknown value 2", hdr->unk2);
985 inspect_fw_pmd5sum("Header MD5Sum2", hdr->md5sum2,
986 "(purpose yet unknown, unchecked here)");
987 if (ntohl(hdr->unk3) != 0)
988 inspect_fw_phexdec("Unknown value 3", hdr->unk3);
992 inspect_fw_pstr("Vendor name", hdr->vendor_name);
993 inspect_fw_pstr("Firmware version", hdr->fw_version);
994 board = find_board_by_hwid(ntohl(hdr->hw_id));
996 layout = find_layout(board->layout_id);
997 inspect_fw_phexpost("Hardware ID",
998 ntohl(hdr->hw_id), board->id);
999 inspect_fw_phexexp("Hardware Revision",
1000 ntohl(hdr->hw_rev), board->hw_rev);
1002 inspect_fw_phexpost("Hardware ID",
1003 ntohl(hdr->hw_id), "unknown");
1004 inspect_fw_phex("Hardware Revision",
1005 ntohl(hdr->hw_rev));
1010 inspect_fw_phexdec("Kernel data offset",
1011 ntohl(hdr->kernel_ofs));
1012 inspect_fw_phexdec("Kernel data length",
1013 ntohl(hdr->kernel_len));
1015 inspect_fw_phexdef("Kernel load address",
1016 ntohl(hdr->kernel_la),
1017 layout ? layout->kernel_la : 0xffffffff);
1018 inspect_fw_phexdef("Kernel entry point",
1019 ntohl(hdr->kernel_ep),
1020 layout ? layout->kernel_ep : 0xffffffff);
1021 inspect_fw_phexdecdef("Rootfs data offset",
1022 ntohl(hdr->rootfs_ofs),
1023 layout ? layout->rootfs_ofs : 0xffffffff);
1025 inspect_fw_phex("Kernel load address",
1026 ntohl(hdr->kernel_la));
1027 inspect_fw_phex("Kernel entry point",
1028 ntohl(hdr->kernel_ep));
1029 inspect_fw_phexdec("Rootfs data offset",
1030 ntohl(hdr->rootfs_ofs));
1032 inspect_fw_phexdec("Rootfs data length",
1033 ntohl(hdr->rootfs_len));
1034 inspect_fw_phexdec("Boot loader data offset",
1035 ntohl(hdr->boot_ofs));
1036 inspect_fw_phexdec("Boot loader data length",
1037 ntohl(hdr->boot_len));
1038 inspect_fw_phexdec("Total firmware length",
1039 ntohl(hdr->fw_length));
1047 filename = malloc(strlen(inspect_info.file_name) + 8);
1048 sprintf(filename, "%s-kernel", inspect_info.file_name);
1049 printf("Extracting kernel to \"%s\"...\n", filename);
1050 fp = fopen(filename, "w");
1052 if (!fwrite(buf + ntohl(hdr->kernel_ofs),
1053 ntohl(hdr->kernel_len), 1, fp)) {
1054 ERR("error in fwrite(): %s", strerror(errno));
1058 ERR("error in fopen(): %s", strerror(errno));
1062 filename = malloc(strlen(inspect_info.file_name) + 8);
1063 sprintf(filename, "%s-rootfs", inspect_info.file_name);
1064 printf("Extracting rootfs to \"%s\"...\n", filename);
1065 fp = fopen(filename, "w");
1067 if (!fwrite(buf + ntohl(hdr->rootfs_ofs),
1068 ntohl(hdr->rootfs_len), 1, fp)) {
1069 ERR("error in fwrite(): %s", strerror(errno));
1073 ERR("error in fopen(): %s", strerror(errno));
1084 int main(int argc, char *argv[])
1086 int ret = EXIT_FAILURE;
1091 progname = basename(argv[0]);
1096 c = getopt(argc, argv, "a:B:H:E:F:L:V:N:W:ci:k:r:R:o:xhsjv:");
1102 sscanf(optarg, "0x%x", &rootfs_align);
1111 sscanf(optarg, "0x%x", &kernel_ep);
1117 opt_hw_rev = optarg;
1120 sscanf(optarg, "0x%x", &kernel_la);
1135 kernel_info.file_name = optarg;
1138 rootfs_info.file_name = optarg;
1141 sscanf(optarg, "0x%x", &rootfs_ofs);
1150 inspect_info.file_name = optarg;
1159 usage(EXIT_SUCCESS);
1162 usage(EXIT_FAILURE);
1167 ret = check_options();
1171 if (!inspect_info.file_name)