Revert "VBoot Reference: Refactor Part 2 - Crypto Libraries"

src/platform/vboot_reference/utils/signature_digest.c

 /* 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.
  */
 
 #include "signature_digest.h"
 #define OPENSSL_NO_SHA
 #include <openssl/engine.h>
 #include <openssl/pem.h>
 #include <openssl/rsa.h>
 
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
 
-#include "cryptolib.h"
+#include "padding.h"
+#include "sha.h"
+#include "sha_utility.h"
 #include "utility.h"
 
 uint8_t* PrependDigestInfo(int algorithm, uint8_t* digest) {
   const int digest_size = hash_size_map[algorithm];
   const int digestinfo_size = digestinfo_size_map[algorithm];
   const uint8_t* digestinfo = hash_digestinfo_map[algorithm];
   uint8_t* p = Malloc(digestinfo_size + digest_size);
   Memcpy(p, digestinfo, digestinfo_size);
   Memcpy(p + digestinfo_size, digest, digest_size);
   return p;
@@ skipping 38 matching lines @@
                                   key,  /* Key to use. */
                                   RSA_PKCS1_PADDING))  /* Padding to use. */
       fprintf(stderr, "SignatureBuf(): RSA_private_encrypt() failed.\n");
   }
   fclose(key_fp);
   if (key)
     RSA_free(key);
   Free(signature_digest);
   return signature;
 }