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authorHauke Mehrtens <hauke@hauke-m.de>2011-02-12 13:17:47 +0000
committerHauke Mehrtens <hauke@hauke-m.de>2011-02-12 13:17:47 +0000
commite08740c7476ad87969b8068b4f4da49f9db946c9 (patch)
tree58338ed9287a95cca4323215c7878a8d01d1ac6b
parent8dbb2ee6f2eda1e9942f3c4b9d625fca0e646f9d (diff)
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brcm47xx: fix error when build firmware on x86_64 host (closes #7672)
SVN-Revision: 25472
-rw-r--r--tools/firmware-utils/src/trx2edips.c25
1 files changed, 14 insertions, 11 deletions
diff --git a/tools/firmware-utils/src/trx2edips.c b/tools/firmware-utils/src/trx2edips.c
index 9606bd8..378be27 100644
--- a/tools/firmware-utils/src/trx2edips.c
+++ b/tools/firmware-utils/src/trx2edips.c
@@ -23,8 +23,8 @@ struct trx_header {
-#define EDIMAX_PS16 0x36315350
-#define EDIMAX_HDR_LEN 0xc
+#define EDIMAX_PS16 0x36315350 /* "PS16" */
+#define EDIMAX_HDR_LEN 0xc
/**********************************************************************/
@@ -94,9 +94,9 @@ int main(int argc, char *argv[])
FILE *fpIn = NULL;
FILE *fpOut = NULL;
long nImgSize;
- uint32_t sign = EDIMAX_PS16; /* signature for header */
- uint32_t start_addr = 0x80500000; /* start address but doesn't seems to be used... */
- uint32_t length; /* length of data, not used too ...*/
+ uint32_t sign = EDIMAX_PS16; /* signature for header */
+ uint32_t start_addr = 0x80500000; /* start address but doesn't seems to be used... */
+ uint32_t length; /* length of data, not used too ...*/
size_t res;
char *buf;
@@ -113,16 +113,18 @@ int main(int argc, char *argv[])
fprintf(stderr, "Unable to open %s\n", argv[1]);
return EXIT_FAILURE;
}
+ /* compute the length of the file */
fseek(fpIn, 0, SEEK_END);
length = ftell(fpIn);
-
+ /* alloc enough memory to store the file */
buf = (char *)malloc(length);
if (!buf) {
fprintf(stderr, "malloc of buffers failed\n");
return EXIT_FAILURE;
}
-
+
rewind(fpIn);
+ /* read the whole file*/
res = fread(buf, 1, length, fpIn);
p = (struct trx_header *)buf;
@@ -140,11 +142,12 @@ int main(int argc, char *argv[])
}
/* make the 3 partition beeing 12 bytes closer from the header */
memcpy(buf + p->offsets[2] - EDIMAX_HDR_LEN, buf + p->offsets[2], length - p->offsets[2]);
+ /* recompute the crc32 check */
p->crc32 = crc32buf((char *) &p->flag_version, length - offsetof(struct trx_header, flag_version));
-
- fwrite(&sign, sizeof(long), 1, fpOut);
- fwrite(&length, sizeof(long), 1, fpOut);
- fwrite(&start_addr, sizeof(long), 1, fpOut);
+ /* write the modified file */
+ fwrite(&sign, sizeof(uint32_t), 1, fpOut);
+ fwrite(&length, sizeof(uint32_t), 1, fpOut);
+ fwrite(&start_addr, sizeof(uint32_t), 1, fpOut);
fwrite(buf, sizeof(char), length, fpOut);
fclose(fpOut);
}