vboot2: Add crypto functions

This is the first of several CLs adding a more memory- and
code-efficient firmware verification library.  This CL adds the crypto
library (modified from firmware/lib/cryptolib) and unit tests for it.

BUG=chromium:370082
BRANCH=none
TEST=make clean && VBOOT2=1 COV=1 make

Change-Id: I4240eab227bb197cacc6c8e7a6397127d74414a2
Signed-off-by: Randall Spangler <rspangler@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/199578
Reviewed-by: Bill Richardson <wfrichar@chromium.org>

1 files changed, 44 insertions, 0 deletions

diff --git a/tests/vb2_rsa_tests.sh b/tests/vb2_rsa_tests.sh
new file mode 100755
index 00000000..331b0669
--- /dev/null
+++ b/tests/vb2_rsa_tests.sh
@@ -0,0 +1,44 @@
+#!/bin/bash
+
+# Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+#
+# Run tests for RSA Signature verification.
+
+# Load common constants and variables.
+. "$(dirname "$0")/common.sh"
+
+set -e
+
+return_code=0
+TEST_FILE=${TESTCASE_DIR}/test_file
+
+function test_signatures {
+  algorithmcounter=0
+  for keylen in ${key_lengths[@]}
+  do
+    for hashalgo in ${hash_algos[@]}
+    do
+      echo -e "For ${COL_YELLOW}RSA-$keylen and $hashalgo${COL_STOP}:"
+      ${UTIL_DIR}/verify_data $algorithmcounter \
+        ${TESTKEY_DIR}/key_rsa${keylen}.keyb \
+        ${TEST_FILE}.rsa${keylen}_${hashalgo}.sig \
+        ${TEST_FILE}
+      if [ $? -ne 0 ]
+      then
+        return_code=255
+      fi
+      let algorithmcounter=algorithmcounter+1
+    done
+  done
+  echo -e "Peforming ${COL_YELLOW}PKCS #1 v1.5 Padding Tests${COL_STOP}..."
+  ${TEST_DIR}/vb2_rsa_padding_tests ${TESTKEY_DIR}/rsa_padding_test_pubkey.keyb
+}
+
+check_test_keys
+echo "Testing signature verification..."
+test_signatures
+
+exit $return_code
+