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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Defines base::PathProviderAndroid which replaces base::PathProviderPosix for
// Android in base/path_service.cc.
#include <limits.h>
#include <unistd.h>
#include <ostream>
#include "base/android/jni_android.h"
#include "base/android/path_utils.h"
#include "base/base_paths.h"
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/logging.h"
#include "base/notreached.h"
#include "base/process/process_metrics.h"
namespace base {
bool PathProviderAndroid(int key, FilePath* result) {
switch (key) {
case base::FILE_EXE: {
FilePath bin_dir;
if (!ReadSymbolicLink(FilePath(kProcSelfExe), &bin_dir)) {
// This fails for some devices (maybe custom OEM selinux policy?)
// https://crbug.com/1416753
LOG(ERROR) << "Unable to resolve " << kProcSelfExe << ".";
return false;
}
*result = bin_dir;
return true;
}
case base::FILE_MODULE:
// dladdr didn't work in Android as only the file name was returned.
NOTIMPLEMENTED();
return false;
case base::DIR_MODULE:
return base::android::GetNativeLibraryDirectory(result);
case base::DIR_SRC_TEST_DATA_ROOT:
case base::DIR_OUT_TEST_DATA_ROOT:
// These are only used by tests. In that context, they are overridden by
// PathProviders in //base/test/test_support_android.cc.
NOTIMPLEMENTED();
return false;
case base::DIR_USER_DESKTOP:
// Android doesn't support GetUserDesktop.
NOTIMPLEMENTED();
return false;
case base::DIR_CACHE:
return base::android::GetCacheDirectory(result);
case base::DIR_ASSETS:
// On Android assets are normally loaded from the APK using
// base::android::OpenApkAsset(). In tests, since the assets are no
// packaged, DIR_ASSETS is overridden to point to the build directory.
return false;
case base::DIR_ANDROID_APP_DATA:
return base::android::GetDataDirectory(result);
case base::DIR_ANDROID_EXTERNAL_STORAGE:
return base::android::GetExternalStorageDirectory(result);
}
// For all other keys, let the PathService fall back to a default, if defined.
return false;
}
} // namespace base
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