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// Copyright 2025 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/process/process_info.h"
#import <AppKit/AppKit.h>
#include <unistd.h>
extern "C" {
pid_t responsibility_get_pid_responsible_for_pid(pid_t);
}
namespace {
bool AppContainsBluetoothUsageDescription(NSRunningApplication* app) {
NSURL* bundle_url = app.bundleURL;
if (!bundle_url) {
return false;
}
NSBundle* bundle = [NSBundle bundleWithURL:bundle_url];
id bluetooth_entry =
[bundle objectForInfoDictionaryKey:@"NSBluetoothAlwaysUsageDescription"];
return bluetooth_entry != nil;
}
} // namespace
namespace base {
bool DoesResponsibleProcessHaveBluetoothMetadata() {
const pid_t pid = getpid();
const pid_t responsible_pid = responsibility_get_pid_responsible_for_pid(pid);
// Returns true directly if this is a self-responsible app(e.g. Chrome opens
// from Finder or Dock). This is an optimization to avoid the blocking-path
// work in the common case. Because Chrome itself declares Bluetooth metadata
// in Info.plist.
if (responsible_pid == pid) {
return true;
}
NSRunningApplication* app = [NSRunningApplication
runningApplicationWithProcessIdentifier:responsible_pid];
if (app) {
return AppContainsBluetoothUsageDescription(app);
}
return false;
}
} // namespace base
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