Changed location of LibsecretLoader

components/os_crypt/libsecret_util_posix.h

Index: components/os_crypt/libsecret_util_posix.h
diff --git a/components/os_crypt/libsecret_util_posix.h b/components/os_crypt/libsecret_util_posix.h
new file mode 100644
index 0000000000000000000000000000000000000000..0d265be940fcd6115c847020564509309ca62ad5
--- /dev/null
+++ b/components/os_crypt/libsecret_util_posix.h
@@ -0,0 +1,83 @@
+// Copyright 2016 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.
+
+#ifndef COMPONENTS_OS_CRYPT_LIBSECRET_UTIL_POSIX_H_
+#define COMPONENTS_OS_CRYPT_LIBSECRET_UTIL_POSIX_H_
+
+#include <libsecret/secret.h>
+
+#include <list>
+#include <string>
+
+#include "base/macros.h"
+
+// Utility for dynamically loading libsecret.
+class LibsecretLoader {
+ public:
+  static decltype(&::secret_password_store_sync) secret_password_store_sync;
+  static decltype(&::secret_service_search_sync) secret_service_search_sync;
+  static decltype(&::secret_password_clear_sync) secret_password_clear_sync;
+  static decltype(&::secret_item_get_secret) secret_item_get_secret;
+  static decltype(&::secret_value_get_text) secret_value_get_text;
+  static decltype(&::secret_item_get_attributes) secret_item_get_attributes;
+  static decltype(&::secret_item_load_secret_sync) secret_item_load_secret_sync;
+  static decltype(&::secret_value_unref) secret_value_unref;
+
+  // Loads the libsecret library and checks that it responds to queries.
+  // Returns false if either step fails.
+  // Repeated calls check the responsiveness every time, but do not load the
+  // the library again if already successful.
+  static bool EnsureLibsecretLoaded();
+
+ protected:
+  static bool libsecret_loaded_;
+
+ private:
+  struct FunctionInfo {
+    const char* name;
+    void** pointer;
+  };
+
+  static const FunctionInfo kFunctions[];
+
+  // Load the libsecret binaries. Returns true on success.
+  // If successful, the result is cached and the function can be safely called
+  // multiple times.
+  // Checking |LibsecretIsAvailable| is necessary after this to verify that the
+  // service responds to queries.
+  static bool LoadLibsecret();
+
+  // True if the libsecret binaries have been loaded and the library responds
+  // to queries.
+  static bool LibsecretIsAvailable();
+
+  DISALLOW_IMPLICIT_CONSTRUCTORS(LibsecretLoader);
+};
+
+class LibsecretAttributesBuilder {
+ public:
+  LibsecretAttributesBuilder();
+  ~LibsecretAttributesBuilder();
+
+  void Append(const std::string& name, const std::string& value);
+
+  void Append(const std::string& name, int64_t value);
+
+  // GHashTable, its keys and values returned from Get() are destroyed in
+  // |LibsecretAttributesBuilder| destructor.
+  GHashTable* Get() { return attrs_; }
+
+ private:
+  // |name_values_| is a storage for strings referenced in |attrs_|.
+  // TODO(crbug.com/607950): Make implementation more robust by not depending on
+  // the implementation details of containers. External objects keep references
+  // to the objects stored in this container. Using a vector here will fail the
+  // ASan tests, because it may move the objects and break the references.
+  std::list<std::string> name_values_;
+  GHashTable* attrs_;
+
+  DISALLOW_COPY_AND_ASSIGN(LibsecretAttributesBuilder);
+};
+
+#endif  // COMPONENTS_OS_CRYPT_LIBSECRET_UTIL_POSIX_H_