Refactor code from test/ to utils/ since they are not just used by tests.

src/platform/vboot_reference/tests/run_tests.sh

 #!/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 cryptographic routine implementations - Message digests 
 # and RSA Signature verification.
 
 hash_algos=( sha1 sha256 sha512 )
 key_lengths=( 1024 2048 4096 8192 ) 
 TEST_FILE=test_file 
 TEST_FILE_SIZE=1000000
-UTILDIR=../utils/
+UTIL_DIR=../utils/
 
 # Generate RSA test keys of various lengths. 
 function generate_keys {
   for i in ${key_lengths[@]}
   do
     openssl genrsa -F4 -out key_rsa$i.pem $i
     # Generate self-signed certificate from key.
     openssl req -batch -new -x509 -key key_rsa$i.pem -out key_rsa$i.crt
     # Generate pre-processed key for use by RSA signature verification code.
-    ${UTILDIR}/dumpRSAPublicKey key_rsa$i.crt > key_rsa$i.keyb
+    ${UTIL_DIR}/dumpRSAPublicKey key_rsa$i.crt > key_rsa$i.keyb
   done
 }
 
 # Generate public key signatures on an input file for various combinations
 # of message digest algorithms and RSA key sizes.
 function generate_signatures {
   algorithmcounter=0
   for keylen in ${key_lengths[@]}
   do
     for hashalgo in ${hash_algos[@]}
     do
-      ./signature_digest $algorithmcounter $1 | openssl rsautl -sign -pkcs \
-        -inkey key_rsa${keylen}.pem > $1.rsa${keylen}\_${hashalgo}.sig
+      ${UTIL_DIR}/signature_digest $algorithmcounter $1 | openssl rsautl -sign \
+      -pkcs -inkey key_rsa${keylen}.pem > $1.rsa${keylen}\_${hashalgo}.sig
       let algorithmcounter=algorithmcounter+1
     done
   done
 }
 
 function test_signatures {
   algorithmcounter=0
   for keylen in ${key_lengths[@]}
   do
     for hashalgo in ${hash_algos[@]}
     do
       echo "For RSA-$keylen and $hashalgo:"
-      ./verify_data $algorithmcounter key_rsa${keylen}.keyb \
+      ${UTIL_DIR}/verify_data $algorithmcounter key_rsa${keylen}.keyb \
         ${TEST_FILE}.rsa${keylen}\_${hashalgo}.sig ${TEST_FILE}
       let algorithmcounter=algorithmcounter+1
     done
   done
 }
 
 function pre_work {
   # Generate a file with random bytes for signature tests.
   echo "Generating test file..."
   dd if=/dev/urandom of=${TEST_FILE} bs=${TEST_FILE_SIZE} count=1
@@ skipping 13 matching lines @@
 echo
 echo "Testing signature verification..."
 pre_work
 test_signatures
 
 echo
 echo "Cleaning up..."
 cleanup