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authorblogic <blogic@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-10-05 10:12:53 +0000
committerblogic <blogic@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-10-05 10:12:53 +0000
commit5c105d9f3fd086aff195d3849dcf847d6b0bd927 (patch)
tree1229a11f725bfa58aa7c57a76898553bb5f6654a /tools/firmware-utils/src/mkplanexfw.c
downloadopenwrt-5c105d9f3fd086aff195d3849dcf847d6b0bd927.tar.gz
openwrt-5c105d9f3fd086aff195d3849dcf847d6b0bd927.zip
branch Attitude Adjustment
git-svn-id: svn://svn.openwrt.org/openwrt/branches/attitude_adjustment@33625 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'tools/firmware-utils/src/mkplanexfw.c')
-rw-r--r--tools/firmware-utils/src/mkplanexfw.c269
1 files changed, 269 insertions, 0 deletions
diff --git a/tools/firmware-utils/src/mkplanexfw.c b/tools/firmware-utils/src/mkplanexfw.c
new file mode 100644
index 000000000..1bdccb7c0
--- /dev/null
+++ b/tools/firmware-utils/src/mkplanexfw.c
@@ -0,0 +1,269 @@
+/*
+ * Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+#include <unistd.h> /* for unlink() */
+#include <libgen.h>
+#include <getopt.h> /* for getopt() */
+#include <stdarg.h>
+#include <errno.h>
+#include <sys/stat.h>
+
+#include "sha1.h"
+
+#if (__BYTE_ORDER == __BIG_ENDIAN)
+# define HOST_TO_BE32(x) (x)
+# define BE32_TO_HOST(x) (x)
+#else
+# define HOST_TO_BE32(x) bswap_32(x)
+# define BE32_TO_HOST(x) bswap_32(x)
+#endif
+
+
+struct planex_hdr {
+ uint8_t sha1sum[20];
+ char version[8];
+ uint8_t unk1[2];
+ uint32_t datalen;
+} __attribute__ ((packed));
+
+struct board_info {
+ char *id;
+ uint32_t seed;
+ uint8_t unk[2];
+ uint32_t datalen;
+};
+
+/*
+ * Globals
+ */
+static char *ifname;
+static char *progname;
+static char *ofname;
+static char *version = "1.00.00";
+
+static char *board_id;
+static struct board_info *board;
+
+static struct board_info boards[] = {
+ {
+ .id = "MZK-W04NU",
+ .seed = 2,
+ .unk = {0x04, 0x08},
+ .datalen = 0x770000,
+ }, {
+ .id = "MZK-W300NH",
+ .seed = 4,
+ .unk = {0x00, 0x00},
+ .datalen = 0x770000,
+ }, {
+ /* terminating entry */
+ }
+};
+
+/*
+ * Message macros
+ */
+#define ERR(fmt, ...) do { \
+ fflush(0); \
+ fprintf(stderr, "[%s] *** error: " fmt "\n", \
+ progname, ## __VA_ARGS__ ); \
+} while (0)
+
+#define ERRS(fmt, ...) do { \
+ int save = errno; \
+ fflush(0); \
+ fprintf(stderr, "[%s] *** error: " fmt "\n", \
+ progname, ## __VA_ARGS__, strerror(save)); \
+} while (0)
+
+static struct board_info *find_board(char *id)
+{
+ struct board_info *ret;
+ struct board_info *board;
+
+ ret = NULL;
+ for (board = boards; board->id != NULL; board++){
+ if (strcasecmp(id, board->id) == 0) {
+ ret = board;
+ break;
+ }
+ };
+
+ return ret;
+}
+
+void usage(int status)
+{
+ FILE *stream = (status != EXIT_SUCCESS) ? stderr : stdout;
+ struct board_info *board;
+
+ fprintf(stream, "Usage: %s [OPTIONS...]\n", progname);
+ fprintf(stream,
+"\n"
+"Options:\n"
+" -B <board> create image for the board specified with <board>\n"
+" -i <file> read input from the file <file>\n"
+" -o <file> write output to the file <file>\n"
+" -v <version> set image version to <version>\n"
+" -h show this screen\n"
+ );
+
+ exit(status);
+}
+
+int main(int argc, char *argv[])
+{
+ int res = EXIT_FAILURE;
+ int buflen;
+ int err;
+ struct stat st;
+ char *buf;
+ struct planex_hdr *hdr;
+ sha1_context ctx;
+ uint32_t seed;
+
+ FILE *outfile, *infile;
+
+ progname = basename(argv[0]);
+
+ while ( 1 ) {
+ int c;
+
+ c = getopt(argc, argv, "B:i:o:v:h");
+ if (c == -1)
+ break;
+
+ switch (c) {
+ case 'B':
+ board_id = optarg;
+ break;
+ case 'i':
+ ifname = optarg;
+ break;
+ case 'o':
+ ofname = optarg;
+ break;
+ case 'v':
+ version = optarg;
+ break;
+ case 'h':
+ usage(EXIT_SUCCESS);
+ break;
+ default:
+ usage(EXIT_FAILURE);
+ break;
+ }
+ }
+
+ if (board_id == NULL) {
+ ERR("no board specified");
+ goto err;
+ }
+
+ board = find_board(board_id);
+ if (board == NULL) {
+ ERR("unknown board '%s'", board_id);
+ goto err;
+ };
+
+ if (ifname == NULL) {
+ ERR("no input file specified");
+ goto err;
+ }
+
+ if (ofname == NULL) {
+ ERR("no output file specified");
+ goto err;
+ }
+
+ err = stat(ifname, &st);
+ if (err){
+ ERRS("stat failed on %s", ifname);
+ goto err;
+ }
+
+ if (st.st_size > board->datalen) {
+ ERR("file '%s' is too big - max size: 0x%08X (exceeds %lu bytes)\n",
+ ifname, board->datalen, st.st_size - board->datalen);
+ goto err;
+ }
+
+ buflen = board->datalen + 0x10000;
+ buf = malloc(buflen);
+ if (!buf) {
+ ERR("no memory for buffer\n");
+ goto err;
+ }
+
+ memset(buf, 0xff, buflen);
+ hdr = (struct planex_hdr *)buf;
+
+ hdr->datalen = HOST_TO_BE32(board->datalen);
+ hdr->unk1[0] = board->unk[0];
+ hdr->unk1[1] = board->unk[1];
+
+ snprintf(hdr->version, sizeof(hdr->version), "%s", version);
+
+ infile = fopen(ifname, "r");
+ if (infile == NULL) {
+ ERRS("could not open \"%s\" for reading", ifname);
+ goto err_free;
+ }
+
+ errno = 0;
+ fread(buf + sizeof(*hdr), st.st_size, 1, infile);
+ if (errno != 0) {
+ ERRS("unable to read from file %s", ifname);
+ goto err_close_in;
+ }
+
+ seed = HOST_TO_BE32(board->seed);
+ sha1_starts(&ctx);
+ sha1_update(&ctx, (uchar *) &seed, sizeof(seed));
+ sha1_update(&ctx, buf + sizeof(*hdr), board->datalen);
+ sha1_finish(&ctx, hdr->sha1sum);
+
+ outfile = fopen(ofname, "w");
+ if (outfile == NULL) {
+ ERRS("could not open \"%s\" for writing", ofname);
+ goto err_close_in;
+ }
+
+ errno = 0;
+ fwrite(buf, buflen, 1, outfile);
+ if (errno) {
+ ERRS("unable to write to file %s", ofname);
+ goto err_close_out;
+ }
+
+ res = EXIT_SUCCESS;
+
+ out_flush:
+ fflush(outfile);
+
+ err_close_out:
+ fclose(outfile);
+ if (res != EXIT_SUCCESS) {
+ unlink(ofname);
+ }
+
+ err_close_in:
+ fclose(infile);
+
+ err_free:
+ free(buf);
+
+ err:
+ return res;
+}
+