1 files changed, 41 insertions, 0 deletions
diff --git a/policy/policy_util.cc b/policy/policy_util.cc
new file mode 100644
index 0000000..8c17fc2
--- /dev/null
+++ b/policy/policy_util.cc
@@ -0,0 +1,41 @@
+// Copyright 2017 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 "policy/policy_util.h"
+
+#include <base/files/file_util.h>
+#include <base/logging.h>
+
+namespace policy {
+
+LoadPolicyResult LoadPolicyFromPath(
+    const base::FilePath& policy_path,
+    std::string* policy_data_str_out,
+    enterprise_management::PolicyFetchResponse* policy_out) {
+  DCHECK(policy_data_str_out);
+  DCHECK(policy_out);
+  if (!base::PathExists(policy_path)) {
+    return LoadPolicyResult::kFileNotFound;
+  }
+
+  if (!base::ReadFileToString(policy_path, policy_data_str_out)) {
+    PLOG(ERROR) << "Could not read policy off disk at " << policy_path.value();
+    return LoadPolicyResult::kFailedToReadFile;
+  }
+
+  if (policy_data_str_out->empty()) {
+    LOG(ERROR) << "Empty policy file at " << policy_path.value();
+    return LoadPolicyResult::kEmptyFile;
+  }
+
+  if (!policy_out->ParseFromString(*policy_data_str_out)) {
+    LOG(ERROR) << "Policy on disk could not be parsed, file: "
+               << policy_path.value();
+    return LoadPolicyResult::kInvalidPolicyData;
+  }
+
+  return LoadPolicyResult::kSuccess;
+}
+
+}  // namespace policy