static int fit_image_setup_sig(struct image_sign_info *info,
const char *keydir, void *fit, const char *image_name,
int noffset, const char *require_keys)
{
const char *node_name;
char *algo_name;
node_name = fit_get_name(fit, noffset, NULL);
if (fit_image_hash_get_algo(fit, noffset, &algo_name)) {
printf("Can't get algo property for '%s' signature node in '%s' image node\n",
node_name, image_name);
return -1;
}
memset(info, '\0', sizeof(*info));
info->keydir = keydir;
info->keyname = fdt_getprop(fit, noffset, "key-name-hint", NULL);
info->fit = fit;
info->node_offset = noffset;
info->algo = image_get_sig_algo(algo_name);
info->require_keys = require_keys;
if (!info->algo) {
printf("Unsupported signature algorithm (%s) for '%s' signature node in '%s' image node\n",
algo_name, node_name, image_name);
return -1;
}
return 0;
}
static int fit_image_setup_verify(struct image_sign_info *info,
const void *fit, int noffset, int required_keynode,
char **err_msgp)
{
char *algo_name;
if (fit_image_hash_get_algo(fit, noffset, &algo_name)) {
*err_msgp = "Can't get hash algo property";
return -1;
}
memset(info, '\0', sizeof(*info));
info->keyname = fdt_getprop(fit, noffset, "key-name-hint", NULL);
info->fit = (void *)fit;
info->node_offset = noffset;
info->algo = image_get_sig_algo(algo_name);
info->fdt_blob = gd_fdt_blob();
info->required_keynode = required_keynode;
printf("%s:%s", algo_name, info->keyname);
if (!info->algo) {
*err_msgp = "Unknown signature algorithm";
return -1;
}
return 0;
}