kapi/device: allow removing devices from busses

1 files changed, 11 insertions, 0 deletions

diff --git a/kapi/kapi/devices/bus.hpp b/kapi/kapi/devices/bus.hpp
index 26b46830..13951e46 100644
--- a/kapi/kapi/devices/bus.hpp
+++ b/kapi/kapi/devices/bus.hpp
@@ -37,6 +37,9 @@ namespace kapi::devices
     //! @param protocol The bus protocol to use.
     bus(kstd::string const & name, bus_protocol & protocol);
 
+    //! Tear down this bus recursively.
+    ~bus() override;
+
     //! Attach a child device to this bus.
     //!
     //! Whenever a device is attached to a bus, the bus takes sole ownership of the device.
@@ -44,6 +47,12 @@ namespace kapi::devices
     //! @param child The child device to attach.
     auto add_child(kstd::shared_ptr<device> child) -> void;
 
+    //! Detach a child device from this bus and tear it down.
+    //!
+    //! @param child The device to detach.
+    //! @return true iff. the child was found an removed, false otherwise.
+    auto remove_child(device & child) -> bool;
+
     //! Get the children attached to this bus.
     //!
     //! @return A vector of all children attached to this bus.
@@ -54,6 +63,8 @@ namespace kapi::devices
     auto query_facet(kapi::capabilities::facet_id facet) -> void * override;
 
   private:
+    auto do_remove_child(device & child) -> void;
+
     bus_protocol * m_protocol{};
     kstd::vector<kstd::shared_ptr<device>> m_devices{};
   };