From 280573deca13155bc3c5ffaf84b2703d5bb42b1e Mon Sep 17 00:00:00 2001
From: Saiqi Jia <saiqi.jia@compass.com>
Date: Fri, 12 May 2023 23:41:11 +0800
Subject: [PATCH] Add support for fetching bluetooth device MAC addresses

---
 include/pqrs/osx/iokit_hid_device.hpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/include/pqrs/osx/iokit_hid_device.hpp b/include/pqrs/osx/iokit_hid_device.hpp
index 8bb8a0c..08b76f2 100644
--- a/include/pqrs/osx/iokit_hid_device.hpp
+++ b/include/pqrs/osx/iokit_hid_device.hpp
@@ -113,6 +113,10 @@ class iokit_hid_device final {
     return find_string_property(CFSTR(kIOHIDTransportKey));
   }
 
+  std::optional<std::string> find_device_address(void) const {
+    return find_string_property(CFSTR("DeviceAddress"));
+  }
+
   // Note:
   // Input Monitoring permission user approval is required since macOS Catalina (10.15).
   std::vector<cf::cf_ptr<IOHIDElementRef>> make_elements(void) {