[dbus] use pseudo reset in DBus APIs (#845)

2 files changed, 20 insertions, 0 deletions

diff --git a/src/agent/ncp_openthread.cpp b/src/agent/ncp_openthread.cpp
index a78eeeb1..26c7f8d5 100644
--- a/src/agent/ncp_openthread.cpp
+++ b/src/agent/ncp_openthread.cpp
@@ -209,6 +209,20 @@ void ControllerOpenThread::AddThreadStateChangedCallback(ThreadStateChangedCallb
     mThreadStateChangedCallbacks.emplace_back(std::move(aCallback));
 }
 
+void ControllerOpenThread::Reset(void)
+{
+    gPlatResetReason = OT_PLAT_RESET_REASON_SOFTWARE;
+
+    otInstanceFinalize(mInstance);
+    otSysDeinit();
+    Init();
+    for (auto &handler : mResetHandlers)
+    {
+        handler();
+    }
+    unsetenv("OTBR_NO_AUTO_ATTACH");
+}
+
 const char *ControllerOpenThread::GetThreadVersion(void)
 {
     const char *version;
diff --git a/src/agent/ncp_openthread.hpp b/src/agent/ncp_openthread.hpp
index f7bf5596..11aa8358 100644
--- a/src/agent/ncp_openthread.hpp
+++ b/src/agent/ncp_openthread.hpp
@@ -137,6 +137,12 @@ public:
     void AddThreadStateChangedCallback(ThreadStateChangedCallback aCallback);
 
     /**
+     * This method resets the OpenThread instance.
+     *
+     */
+    void Reset(void);
+
+    /**
      * This method returns the Thread protocol version as a string.
      *
      * @returns  A pointer to the Thread version string.