+ int retval = -1;
+ struct image_type_params **curr;
+ INIT_SECTION(image_type);
+
+ struct image_type_params **start = __start_image_type;
+ struct image_type_params **end = __stop_image_type;
+
+ for (curr = start; curr != end; curr++) {
+ if ((*curr)->verify_header) {
+ retval = (*curr)->verify_header((unsigned char *)ptr,
+ sbuf->st_size, params);
+
+ if (retval == 0) {
+ /*
+ * Print the image information if verify is
+ * successful
+ */
+ if ((*curr)->print_header) {
+ if (!params->quiet)
+ (*curr)->print_header(ptr);
+ } else {
+ fprintf(stderr,
+ "%s: print_header undefined for %s\n",
+ params->cmdname, (*curr)->name);
+ }
+ break;
+ }
+ }
+ }
+
+ return retval;
+}
+
+int imagetool_save_subimage(
+ const char *file_name,
+ ulong file_data,
+ ulong file_len)
+{
+ int dfd;
+
+ dfd = open(file_name, O_RDWR | O_CREAT | O_TRUNC | O_BINARY,
+ S_IRUSR | S_IWUSR);
+ if (dfd < 0) {
+ fprintf(stderr, "Can't open \"%s\": %s\n",
+ file_name, strerror(errno));
+ return -1;
+ }
+
+ if (write(dfd, (void *)file_data, file_len) != (ssize_t)file_len) {
+ fprintf(stderr, "Write error on \"%s\": %s\n",
+ file_name, strerror(errno));
+ close(dfd);
+ return -1;
+ }
+
+ close(dfd);
+
+ return 0;
+}
+
+int imagetool_get_filesize(struct image_tool_params *params, const char *fname)
+{
+ struct stat sbuf;
+ int fd;
+
+ fd = open(fname, O_RDONLY | O_BINARY);
+ if (fd < 0) {
+ fprintf(stderr, "%s: Can't open %s: %s\n",
+ params->cmdname, fname, strerror(errno));
+ return -1;
+ }
+
+ if (fstat(fd, &sbuf) < 0) {
+ fprintf(stderr, "%s: Can't stat %s: %s\n",
+ params->cmdname, fname, strerror(errno));
+ close(fd);
+ return -1;
+ }
+ close(fd);
+
+ return sbuf.st_size;