};
+struct padding_algo padding_algos[] = {
+ {
+ .name = "pkcs-1.5",
+ .verify = padding_pkcs_15_verify,
+ },
+#ifdef CONFIG_FIT_ENABLE_RSASSA_PSS_SUPPORT
+ {
+ .name = "pss",
+ .verify = padding_pss_verify,
+ }
+#endif /* CONFIG_FIT_ENABLE_RSASSA_PSS_SUPPORT */
+};
+
struct checksum_algo *image_get_checksum_algo(const char *full_name)
{
int i;
return NULL;
}
+struct padding_algo *image_get_padding_algo(const char *name)
+{
+ int i;
+
+ if (!name)
+ return NULL;
+
+ for (i = 0; i < ARRAY_SIZE(padding_algos); i++) {
+ if (!strcmp(padding_algos[i].name, name))
+ return &padding_algos[i];
+ }
+
+ return NULL;
+}
+
/**
* fit_region_make_list() - Make a list of image regions
*
char **err_msgp)
{
char *algo_name;
+ const char *padding_name;
if (fdt_totalsize(fit) > CONFIG_FIT_SIGNATURE_MAX_SIZE) {
*err_msgp = "Total size too large";
*err_msgp = "Can't get hash algo property";
return -1;
}
+
+ padding_name = fdt_getprop(fit, noffset, "padding", NULL);
+ if (!padding_name)
+ padding_name = RSA_DEFAULT_PADDING_NAME;
+
memset(info, '\0', sizeof(*info));
info->keyname = fdt_getprop(fit, noffset, "key-name-hint", NULL);
info->fit = (void *)fit;
info->name = algo_name;
info->checksum = image_get_checksum_algo(algo_name);
info->crypto = image_get_crypto_algo(algo_name);
+ info->padding = image_get_padding_algo(padding_name);
info->fdt_blob = gd_fdt_blob();
info->required_keynode = required_keynode;
printf("%s:%s", algo_name, info->keyname);
- if (!info->checksum || !info->crypto) {
+ if (!info->checksum || !info->crypto || !info->padding) {
*err_msgp = "Unknown signature algorithm";
return -1;
}