Hi All,
The SHA256 password feature doesn't seem to be working. The size argument that was passed to hash_block was undefined. I'm not sure if this patch is the best approach, but it does fix it:
--- uboot-2017.01/common/autoboot.c.orig 2017-09-05 07:52:56.635162924 -0400 +++ uboot-2017.01/common/autoboot.c 2017-09-05 07:53:42.295593489 -0400 @@ -31,6 +31,8 @@ #if defined(CONFIG_AUTOBOOT_KEYED) #if defined(CONFIG_AUTOBOOT_STOP_STR_SHA256)
+#include <hash.h> + /* * Use a "constant-length" time compare function for this * hash compare: @@ -57,7 +59,6 @@ const char *algo_name = "sha256"; u_int presskey_len = 0; int abort = 0; - int size; int ret;
if (sha_env_str == NULL) @@ -89,7 +90,7 @@
/* Calculate sha256 upon each new char */ hash_block(algo_name, (const void *)presskey, - presskey_len, sha, &size); + presskey_len, sha, NULL);
/* And check if sha matches saved value in env */ if (slow_equals(sha, sha_env, SHA256_SUM_LEN))