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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/apple/backup_util.h"
#import <Foundation/Foundation.h>
#include "base/apple/foundation_util.h"
#include "base/files/file_path.h"
#include "base/logging.h"
#include "base/strings/sys_string_conversions.h"
#include "base/threading/scoped_blocking_call.h"
namespace base::apple {
bool GetBackupExclusion(const FilePath& file_path) {
base::ScopedBlockingCall scoped_blocking_call(FROM_HERE,
base::BlockingType::MAY_BLOCK);
NSURL* file_url = apple::FilePathToNSURL(file_path);
DCHECK([file_url checkPromisedItemIsReachableAndReturnError:nil]);
NSError* error = nil;
NSNumber* value = nil;
BOOL success = [file_url getResourceValue:&value
forKey:NSURLIsExcludedFromBackupKey
error:&error];
if (!success) {
LOG(ERROR) << base::SysNSStringToUTF8(error.description);
return false;
}
return value && value.boolValue;
}
namespace {
bool SetBackupState(const FilePath& file_path, bool excluded) {
base::ScopedBlockingCall scoped_blocking_call(FROM_HERE,
base::BlockingType::MAY_BLOCK);
NSURL* file_url = apple::FilePathToNSURL(file_path);
DCHECK([file_url checkPromisedItemIsReachableAndReturnError:nil]);
NSError* error = nil;
BOOL success = [file_url setResourceValue:@(excluded)
forKey:NSURLIsExcludedFromBackupKey
error:&error];
LOG_IF(WARNING, !success) << base::SysNSStringToUTF8(error.description);
return success;
}
} // namespace
bool SetBackupExclusion(const FilePath& file_path) {
return SetBackupState(file_path, true);
}
bool ClearBackupExclusion(const FilePath& file_path) {
return SetBackupState(file_path, false);
}
} // namespace base::apple
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