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// Copyright (c) 2011 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 "chrome/browser/chromeos/cros/cros_library.h"
#include "chrome/browser/chromeos/cros/brightness_library.h"
#include "chrome/browser/chromeos/cros/burn_library.h"
#include "chrome/browser/chromeos/cros/cert_library.h"
#include "chrome/browser/chromeos/cros/cryptohome_library.h"
#include "chrome/browser/chromeos/cros/library_loader.h"
#include "chrome/browser/chromeos/cros/login_library.h"
#include "chrome/browser/chromeos/cros/mount_library.h"
#include "chrome/browser/chromeos/cros/network_library.h"
#include "chrome/browser/chromeos/cros/power_library.h"
#include "chrome/browser/chromeos/cros/screen_lock_library.h"
#include "chrome/browser/chromeos/cros/speech_synthesis_library.h"
#include "chrome/browser/chromeos/cros/update_library.h"
#include "third_party/cros/chromeos_cros_api.h"
// Pass !libcros_loaded_ to GetDefaultImpl instead of use_stub_impl_ so that
// we load the stub impl regardless of whether use_stub was specified or the
// library failed to load.
#define DEFINE_GET_LIBRARY_METHOD(class_prefix, var_prefix) \
class_prefix##Library* CrosLibrary::Get##class_prefix##Library() { \
return var_prefix##_lib_.GetDefaultImpl(!libcros_loaded_); \
}
#define DEFINE_SET_LIBRARY_METHOD(class_prefix, var_prefix) \
void CrosLibrary::TestApi::Set##class_prefix##Library( \
class_prefix##Library* library, bool own) { \
library_->var_prefix##_lib_.SetImpl(library, own); \
}
namespace chromeos {
static CrosLibrary* g_cros_library = NULL;
CrosLibrary::CrosLibrary(bool use_stub)
: library_loader_(NULL),
own_library_loader_(false),
use_stub_impl_(use_stub),
libcros_loaded_(false),
load_error_(false),
test_api_(NULL) {
}
CrosLibrary::~CrosLibrary() {
if (own_library_loader_)
delete library_loader_;
}
// static
void CrosLibrary::Initialize(bool use_stub) {
CHECK(!g_cros_library) << "CrosLibrary: Multiple calls to Initialize().";
g_cros_library = new CrosLibrary(use_stub);
if (use_stub) {
VLOG(1) << "CrosLibrary Initialized with Stub Impl.";
return;
}
// Attempt to load libcros here, so that we can log, show warnings, and
// set load_error_string_ immediately.
if (g_cros_library->LoadLibcros()) {
VLOG(1) << "CrosLibrary Initialized, version = " << kCrosAPIVersion;
} else {
LOG(WARNING) << "CrosLibrary failed to Initialize."
<< " Will use stub implementations.";
}
}
// static
void CrosLibrary::Shutdown() {
CHECK(g_cros_library) << "CrosLibrary::Shutdown() called with NULL library";
VLOG(1) << "CrosLibrary Shutting down...";
delete g_cros_library;
g_cros_library = NULL;
VLOG(1) << " CrosLibrary Shutdown completed.";
}
// static
CrosLibrary* CrosLibrary::Get() {
return g_cros_library;
}
DEFINE_GET_LIBRARY_METHOD(Brightness, brightness);
DEFINE_GET_LIBRARY_METHOD(Burn, burn);
DEFINE_GET_LIBRARY_METHOD(Cert, cert);
DEFINE_GET_LIBRARY_METHOD(Cryptohome, crypto);
DEFINE_GET_LIBRARY_METHOD(Login, login);
DEFINE_GET_LIBRARY_METHOD(Mount, mount);
DEFINE_GET_LIBRARY_METHOD(Network, network);
DEFINE_GET_LIBRARY_METHOD(Power, power);
DEFINE_GET_LIBRARY_METHOD(ScreenLock, screen_lock);
DEFINE_GET_LIBRARY_METHOD(SpeechSynthesis, speech_synthesis);
DEFINE_GET_LIBRARY_METHOD(Update, update);
bool CrosLibrary::LoadLibcros() {
if (!libcros_loaded_ && !load_error_) {
if (!library_loader_) {
library_loader_ = LibraryLoader::GetImpl();
own_library_loader_ = true;
}
libcros_loaded_ = library_loader_->Load(&load_error_string_);
load_error_ = !libcros_loaded_;
}
return libcros_loaded_;
}
CrosLibrary::TestApi* CrosLibrary::GetTestApi() {
if (!test_api_.get())
test_api_.reset(new TestApi(this));
return test_api_.get();
}
void CrosLibrary::TestApi::ResetUseStubImpl() {
library_->use_stub_impl_ = false;
if (!library_->LoadLibcros())
LOG(WARNING) << "ResetUseStubImpl: Unable to load libcros.";
}
void CrosLibrary::TestApi::SetLibraryLoader(LibraryLoader* loader, bool own) {
if (library_->library_loader_ == loader)
return;
if (library_->own_library_loader_)
delete library_->library_loader_;
library_->own_library_loader_ = own;
library_->library_loader_ = loader;
// Reset load flags when loader changes. Otherwise some tests are really not
// going to be happy.
library_->libcros_loaded_ = false;
library_->load_error_ = false;
}
DEFINE_SET_LIBRARY_METHOD(Brightness, brightness);
DEFINE_SET_LIBRARY_METHOD(Cert, cert);
DEFINE_SET_LIBRARY_METHOD(Burn, burn);
DEFINE_SET_LIBRARY_METHOD(Cryptohome, crypto);
DEFINE_SET_LIBRARY_METHOD(Login, login);
DEFINE_SET_LIBRARY_METHOD(Mount, mount);
DEFINE_SET_LIBRARY_METHOD(Network, network);
DEFINE_SET_LIBRARY_METHOD(Power, power);
DEFINE_SET_LIBRARY_METHOD(ScreenLock, screen_lock);
DEFINE_SET_LIBRARY_METHOD(SpeechSynthesis, speech_synthesis);
DEFINE_SET_LIBRARY_METHOD(Update, update);
} // namespace chromeos
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