From 533067b8f547b86133b248ced99afccb58d27015 Mon Sep 17 00:00:00 2001
From: Gabor Juhos <juhosg@openwrt.org>
Date: Wed, 6 Jul 2011 08:04:50 +0000
Subject: [PATCH] tools/firmware-utils: allow to create buffalo image from two
files
SVN-Revision: 27473
---
tools/firmware-utils/src/buffalo-lib.h | 22 +++++
tools/firmware-utils/src/buffalo-tag.c | 106 +++++++++++++++++++++----
2 files changed, 111 insertions(+), 17 deletions(-)
diff --git a/tools/firmware-utils/src/buffalo-lib.h b/tools/firmware-utils/src/buffalo-lib.h
index 614438e789..ba8a508129 100644
--- a/tools/firmware-utils/src/buffalo-lib.h
+++ b/tools/firmware-utils/src/buffalo-lib.h
@@ -47,6 +47,28 @@ struct buffalo_tag {
uint8_t unknown2[3];
} __attribute ((packed));
+struct buffalo_tag2 {
+ unsigned char product[TAG_PRODUCT_LEN];
+ unsigned char brand[TAG_BRAND_LEN];
+ unsigned char ver_major[TAG_VERSION_LEN];
+ unsigned char ver_minor[TAG_VERSION_LEN];
+ unsigned char region_code[2];
+ uint32_t region_mask;
+ unsigned char unknown0[2];
+ unsigned char language[TAG_LANGUAGE_LEN];
+ unsigned char platform[TAG_PLATFORM_LEN];
+ unsigned char hwv[TAG_HWVER_LEN];
+ unsigned char hwv_val[TAG_HWVER_VAL_LEN];
+ uint8_t unknown1[24];
+
+ uint32_t total_len;
+ uint32_t crc;
+ uint32_t len1;
+ uint32_t len2;
+ uint8_t flag;
+ uint8_t unknown2[3];
+} __attribute ((packed));
+
#define ENC_PRODUCT_LEN 32
#define ENC_VERSION_LEN 8
#define ENC_MAGIC_LEN 6
diff --git a/tools/firmware-utils/src/buffalo-tag.c b/tools/firmware-utils/src/buffalo-tag.c
index bb763420e5..b5db72ef96 100644
--- a/tools/firmware-utils/src/buffalo-tag.c
+++ b/tools/firmware-utils/src/buffalo-tag.c
@@ -27,8 +27,12 @@ static char *region_table[] = {
"JP", "US", "EU", "AP", "TW", "KR"
};
+#define MAX_INPUT_FILES 2
+
static char *progname;
-static char *ifname;
+static char *ifname[MAX_INPUT_FILES];
+static ssize_t fsize[MAX_INPUT_FILES];
+static int num_files;
static char *ofname;
static char *product;
static char *brand;
@@ -89,7 +93,9 @@ static int check_params(void)
} \
} while (0)
- CHECKSTR(ifname, "input file", 0);
+ if (num_files == 0)
+ ERR("no input files specified");
+
CHECKSTR(ofname, "output file", 0);
CHECKSTR(brand, "brand", TAG_BRAND_LEN);
CHECKSTR(product, "product", TAG_PRODUCT_LEN);
@@ -139,7 +145,18 @@ static int process_region(char *reg)
return -1;
}
-static void fixup_tag(unsigned char *buf, ssize_t buflen, ssize_t datalen)
+static int process_ifname(char *name)
+{
+ if (num_files >= ARRAY_SIZE(ifname)) {
+ ERR("too many input files specified");
+ return -1;
+ }
+
+ ifname[num_files++] = name;
+ return 0;
+}
+
+static void fixup_tag(unsigned char *buf, ssize_t buflen)
{
struct buffalo_tag *tag = (struct buffalo_tag *) buf;
@@ -161,7 +178,7 @@ static void fixup_tag(unsigned char *buf, ssize_t buflen, ssize_t datalen)
}
tag->len = htonl(buflen);
- tag->data_len = htonl(datalen);
+ tag->data_len = htonl(fsize[0]);
tag->base1 = htonl(base1);
tag->base2 = htonl(base2);
tag->flag = flag;
@@ -175,35 +192,88 @@ static void fixup_tag(unsigned char *buf, ssize_t buflen, ssize_t datalen)
tag->crc = htonl(buffalo_crc(buf, buflen));
}
+static void fixup_tag2(unsigned char *buf, ssize_t buflen)
+{
+ struct buffalo_tag2 *tag = (struct buffalo_tag2 *) buf;
+
+ memset(tag, '\0', sizeof(*tag));
+
+ memcpy(tag->brand, brand, strlen(brand));
+ memcpy(tag->product, product, strlen(product));
+ memcpy(tag->platform, platform, strlen(platform));
+ memcpy(tag->ver_major, major, strlen(major));
+ memcpy(tag->ver_minor, minor, strlen(minor));
+ memcpy(tag->language, language, strlen(language));
+
+ if (num_regions > 1) {
+ tag->region_code[0] = 'M';
+ tag->region_code[1] = '_';
+ tag->region_mask = htonl(region_mask);
+ } else {
+ memcpy(tag->region_code, region_code, 2);
+ }
+
+ tag->total_len = htonl(buflen);
+ tag->len1 = htonl(fsize[0]);
+ tag->len2 = htonl(fsize[1]);
+ tag->flag = flag;
+
+ if (hwver) {
+ memcpy(tag->hwv, "hwv", 3);
+ memcpy(tag->hwv_val, hwver, strlen(hwver));
+ }
+
+ if (!skipcrc)
+ tag->crc = htonl(buffalo_crc(buf, buflen));
+}
+
static int tag_file(void)
{
unsigned char *buf;
- ssize_t fsize;
+ ssize_t offset;
+ ssize_t hdrlen;
ssize_t buflen;
int err;
int ret = -1;
+ int i;
- fsize = get_file_size(ifname);
- if (fsize < 0) {
- ERR("unable to get size of '%s'", ifname);
- goto out;
+ if (num_files == 1)
+ hdrlen = sizeof(struct buffalo_tag);
+ else
+ hdrlen = sizeof(struct buffalo_tag2);
+
+ buflen = hdrlen;
+
+ for (i = 0; i < num_files; i++) {
+ fsize[i] = get_file_size(ifname[i]);
+ if (fsize[i] < 0) {
+ ERR("unable to get size of '%s'", ifname[i]);
+ goto out;
+ }
+ buflen += fsize[i];
}
- buflen = fsize + sizeof(struct buffalo_tag);
buf = malloc(buflen);
if (!buf) {
ERR("no memory for buffer\n");
goto out;
}
- err = read_file_to_buf(ifname, buf + sizeof(struct buffalo_tag),
- fsize);
- if (err) {
- ERR("unable to read from file '%s'", ifname);
- goto free_buf;
+ offset = hdrlen;
+ for (i = 0; i < num_files; i++) {
+ err = read_file_to_buf(ifname[i], buf + offset, fsize[i]);
+ if (err) {
+ ERR("unable to read from file '%s'", ifname[i]);
+ goto free_buf;
+ }
+
+ offset += fsize[i];
}
- fixup_tag(buf, buflen, fsize);
+ if (num_files == 1)
+ fixup_tag(buf, buflen);
+ else
+ fixup_tag2(buf, buflen);
err = write_buf_to_file(ofname, buf, buflen);
if (err) {
@@ -250,7 +320,9 @@ int main(int argc, char *argv[])
flag = strtoul(optarg, NULL, 2);
break;
case 'i':
- ifname = optarg;
+ err = process_ifname(optarg);
+ if (err)
+ goto out;
break;
case 'l':
language = optarg;
--
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