From 29a23f9d6c533f8371be3ae0268c4c75866291b2 Mon Sep 17 00:00:00 2001
From: Heiko Schocher <hs@denx.de>
Date: Mon, 3 Mar 2014 12:19:30 +0100
Subject: tools, fit_check_sign: verify a signed fit image

add host tool "fit_check_sign" which verifies, if a fit image is
signed correct.

Signed-off-by: Heiko Schocher <hs@denx.de>
Cc: Simon Glass <sjg@chromium.org>
---
 lib/rsa/rsa-checksum.c | 10 +++++++---
 lib/rsa/rsa-sign.c     |  2 +-
 lib/rsa/rsa-verify.c   | 18 ++++++++++++++----
 3 files changed, 22 insertions(+), 8 deletions(-)

(limited to 'lib/rsa')

diff --git a/lib/rsa/rsa-checksum.c b/lib/rsa/rsa-checksum.c
index a9d096d455..32d6602e97 100644
--- a/lib/rsa/rsa-checksum.c
+++ b/lib/rsa/rsa-checksum.c
@@ -4,14 +4,18 @@
  * SPDX-License-Identifier:    GPL-2.0+
  */
 
+#ifndef USE_HOSTCC
 #include <common.h>
 #include <fdtdec.h>
-#include <rsa.h>
-#include <sha1.h>
-#include <sha256.h>
 #include <asm/byteorder.h>
 #include <asm/errno.h>
 #include <asm/unaligned.h>
+#else
+#include "fdt_host.h"
+#endif
+#include <rsa.h>
+#include <sha1.h>
+#include <sha256.h>
 
 /* PKCS 1.5 paddings as described in the RSA PKCS#1 v2.1 standard. */
 
diff --git a/lib/rsa/rsa-sign.c b/lib/rsa/rsa-sign.c
index 0fe6e9f9cf..ca8c120d97 100644
--- a/lib/rsa/rsa-sign.c
+++ b/lib/rsa/rsa-sign.c
@@ -193,7 +193,7 @@ static int rsa_sign_with_key(RSA *rsa, struct checksum_algo *checksum_algo,
 		goto err_create;
 	}
 	EVP_MD_CTX_init(context);
-	if (!EVP_SignInit(context, checksum_algo->calculate())) {
+	if (!EVP_SignInit(context, checksum_algo->calculate_sign())) {
 		ret = rsa_err("Signer setup failed");
 		goto err_sign;
 	}
diff --git a/lib/rsa/rsa-verify.c b/lib/rsa/rsa-verify.c
index 09268ca293..587da5b470 100644
--- a/lib/rsa/rsa-verify.c
+++ b/lib/rsa/rsa-verify.c
@@ -4,17 +4,28 @@
  * SPDX-License-Identifier:	GPL-2.0+
  */
 
+#ifndef USE_HOSTCC
 #include <common.h>
 #include <fdtdec.h>
-#include <rsa.h>
-#include <sha1.h>
-#include <sha256.h>
+#include <asm/types.h>
 #include <asm/byteorder.h>
 #include <asm/errno.h>
+#include <asm/types.h>
 #include <asm/unaligned.h>
+#else
+#include "fdt_host.h"
+#include "mkimage.h"
+#include <fdt_support.h>
+#endif
+#include <rsa.h>
+#include <sha1.h>
+#include <sha256.h>
 
 #define UINT64_MULT32(v, multby)  (((uint64_t)(v)) * ((uint32_t)(multby)))
 
+#define get_unaligned_be32(a) fdt32_to_cpu(*(uint32_t *)a)
+#define put_unaligned_be32(a, b) (*(uint32_t *)(b) = cpu_to_fdt32(a))
+
 /**
  * subtract_modulus() - subtract modulus from the given value
  *
@@ -150,7 +161,6 @@ static int pow_mod(const struct rsa_public_key *key, uint32_t *inout)
 	/* Convert to bigendian byte array */
 	for (i = key->len - 1, ptr = inout; (int)i >= 0; i--, ptr++)
 		put_unaligned_be32(result[i], ptr);
-
 	return 0;
 }
 
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