OwnerKeyUtil is moved to components/ownership.

components/ownership/owner_key_util_chromeos.cc

+// Copyright 2014 The Chromium 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 "components/ownership/owner_key_util_chromeos.h"
+
+#include <limits>
+
+#include "base/basictypes.h"
+#include "base/files/file_util.h"
+#include "base/logging.h"
+#include "base/sys_info.h"
+#include "crypto/rsa_private_key.h"
+
+namespace ownership {
+
+OwnerKeyUtilChromeOS::OwnerKeyUtilChromeOS(const base::FilePath& key_file)
+    : key_file_(key_file) {
+}
+
+OwnerKeyUtilChromeOS::~OwnerKeyUtilChromeOS() {
+}
+
+bool OwnerKeyUtilChromeOS::ImportPublicKey(std::vector<uint8>* output) {
+  // Get the file size (must fit in a 32 bit int for NSS).
+  int64 file_size;
+  if (!base::GetFileSize(key_file_, &file_size)) {
+    LOG_IF(ERROR, base::SysInfo::IsRunningOnChromeOS())
+        << "Could not get size of " << key_file_.value();
+    return false;
+  }
+  if (file_size > static_cast<int64>(std::numeric_limits<int>::max())) {
+    LOG(ERROR) << key_file_.value() << "is " << file_size
+               << "bytes!!!  Too big!";
+    return false;
+  }
+  int32 safe_file_size = static_cast<int32>(file_size);
+
+  output->resize(safe_file_size);
+
+  if (safe_file_size == 0) {
+    LOG(WARNING) << "Public key file is empty. This seems wrong.";
+    return false;
+  }
+
+  // Get the key data off of disk
+  int data_read =
+      base::ReadFile(key_file_,
+                     reinterpret_cast<char*>(vector_as_array(output)),
+                     safe_file_size);
+  return data_read == safe_file_size;
+}
+
+crypto::RSAPrivateKey* OwnerKeyUtilChromeOS::FindPrivateKeyInSlot(
+    const std::vector<uint8>& key,
+    PK11SlotInfo* slot) {
+  return crypto::RSAPrivateKey::FindFromPublicKeyInfoInSlot(key, slot);
+}
+
+bool OwnerKeyUtilChromeOS::IsPublicKeyPresent() {
+  return base::PathExists(key_file_);
+}
+
+}  // namespace ownership