static void write_firmware_file(const char* filename, struct firmware *f) {
int fd;
unsigned char* data;
off_t size = 0;
fd = open(filename, O_WRONLY | O_CREAT, 0644);
if(fd < 0) {
perror("Error while opening the firmware file");
return;
}
if(ftruncate(fd, 0) < 0) {
perror("Error while deleting the firmware file");
close(fd);
return;
}
write_firmware(f, &data, &size);
if(write(fd, data, size) < 0) {
perror("Error while writing the firmware file");
close(fd);
return;
}
free(data);
close(fd);
}
int
main(unsigned argc, char **argv)
{
struct ia_css_blob_info blob_original;
const char *filename;
if (argc != 2) {
fprintf(stderr, "Incorrect number of arguments\n");
exit(1);
}
filename = argv[1];
/* verbose = (strcomp(argv[2], "verbose") == 0); */
verbose = true;
blob_original = fill_header();
write_firmware(filename, &blob_original);
return 0;
}
static int flasher_flash(const char *serial, const char *rom_name)
{
libusb_context *ctx = NULL;
libusb_device *device = NULL;
libusb_device_handle *handle = NULL;
int retval;
FILE *f = NULL;
retval = libusb_init(&ctx);
if (retval != 0) {
fprintf(stderr, "Error initializing libusb: %s\n",
libusb_error_name(retval));
goto done;
}
switch (retval = flasher_find_matching_device(
ctx, &device, &retval, ICDI_VID, ICDI_PID, serial)) {
case FLASHER_SUCCESS:
break;
case FLASHER_ERR_LIBUSB_FAILURE:
fprintf(stderr, "Error while matching ICDI devices: %s\n",
libusb_error_name(retval));
goto done;
case FLASHER_ERR_NO_DEVICES:
fprintf(stderr, "Unable to find any ICDI devices\n");
goto done;
case FLASHER_ERR_MULTIPLE_DEVICES:
if (serial == NULL)
fprintf(stderr, "Found multiple ICDI devices\n");
else
fprintf(stderr, "Found ICDI serial number collision!\n");
goto done;
}
retval = libusb_open(device, &handle);
if (retval != 0) {
fprintf(stderr, "Error opening selected device: %s\n",
libusb_error_name(retval));
goto done;
}
retval = libusb_claim_interface(handle, INTERFACE_NR);
if (retval != 0) {
fprintf(stderr, "Error claiming interface: %s\n",
libusb_error_name(retval));
goto done;
}
f = fopen(rom_name, "rb");
if (!f) {
perror("fopen");
retval = 1;
goto done;
}
retval = write_firmware(handle, f);
done:
if (f)
fclose(f);
if (handle)
libusb_close(handle);
if (device)
libusb_unref_device(device);
if (ctx)
libusb_exit(ctx);
return retval;
}