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authorGabor Juhos <juhosg@openwrt.org>2009-11-28 09:28:25 +0000
committerGabor Juhos <juhosg@openwrt.org>2009-11-28 09:28:25 +0000
commit6d2fa1c89648d9492714ca54c394e022af61adf6 (patch)
treef03fac64cf9ec97b16cbebc9184daad591dab62e /tools/firmware-utils
parentbd4bec689d27485ec83a45ccd08a3107424ef6f0 (diff)
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ar71xx: create images for the WNDR3700, which can be flashed via the factory web interface
SVN-Revision: 18571
Diffstat (limited to 'tools/firmware-utils')
-rw-r--r--tools/firmware-utils/Makefile1
-rw-r--r--tools/firmware-utils/src/mkdniimg.c199
2 files changed, 200 insertions, 0 deletions
diff --git a/tools/firmware-utils/Makefile b/tools/firmware-utils/Makefile
index ec41e08..85ef595 100644
--- a/tools/firmware-utils/Makefile
+++ b/tools/firmware-utils/Makefile
@@ -53,6 +53,7 @@ define Host/Compile
$(call cc,osbridge-crc)
$(call cc2,wrt400n cyg_crc32)
$(call cc,wndr3700)
+ $(call cc,mkdniimg)
endef
define Host/Install
diff --git a/tools/firmware-utils/src/mkdniimg.c b/tools/firmware-utils/src/mkdniimg.c
new file mode 100644
index 0000000..31b3210
--- /dev/null
+++ b/tools/firmware-utils/src/mkdniimg.c
@@ -0,0 +1,199 @@
+/*
+ * 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>
+
+#define DNI_HDR_LEN 128
+
+/*
+ * Globals
+ */
+static char *ifname;
+static char *progname;
+static char *ofname;
+static char *version = "1.00.00";
+static char *region ="NA";
+
+static char *board_id;
+/*
+ * 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)
+
+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"
+" -r <region> set image region to <region>\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;
+ int i;
+ uint8_t csum;
+
+ FILE *outfile, *infile;
+
+ progname = basename(argv[0]);
+
+ while ( 1 ) {
+ int c;
+
+ c = getopt(argc, argv, "B:i:o:v:r: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 'r':
+ region = optarg;
+ break;
+ case 'h':
+ usage(EXIT_SUCCESS);
+ break;
+ default:
+ usage(EXIT_FAILURE);
+ break;
+ }
+ }
+
+ if (board_id == NULL) {
+ ERR("no board specified");
+ 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;
+ }
+
+ buflen = st.st_size + DNI_HDR_LEN + 1;
+ buf = malloc(buflen);
+ if (!buf) {
+ ERR("no memory for buffer\n");
+ goto err;
+ }
+
+ memset(buf, 0, DNI_HDR_LEN);
+ snprintf(buf, DNI_HDR_LEN, "device:%s\nversion:V%s\nregion:%s\n",
+ board_id, version, region);
+
+ infile = fopen(ifname, "r");
+ if (infile == NULL) {
+ ERRS("could not open \"%s\" for reading", ifname);
+ goto err_free;
+ }
+
+ errno = 0;
+ fread(buf + DNI_HDR_LEN, st.st_size, 1, infile);
+ if (errno != 0) {
+ ERRS("unable to read from file %s", ifname);
+ goto err_close_in;
+ }
+
+ csum = 0;
+ for (i = 0; i < (st.st_size + DNI_HDR_LEN); i++)
+ csum += buf[i];
+
+ csum = 0xff - csum;
+ buf[st.st_size + DNI_HDR_LEN] = csum;
+
+ 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;
+}