2 files changed, 26 insertions, 0 deletions
diff --git a/tunnel/tools/libwg-go/api-android.go b/tunnel/tools/libwg-go/api-android.go
index 78ee7f54..ff611e04 100644
--- a/tunnel/tools/libwg-go/api-android.go
+++ b/tunnel/tools/libwg-go/api-android.go
@@ -237,6 +237,19 @@ func wgVersion() *C.char {
 	return C.CString(Version())
 }
 
+//export wgSetConfig
+func wgSetConfig(tunnelHandle int32, settings string) int32 {
+	handle, ok := tunnelHandles[tunnelHandle]
+	if !ok {
+		return -1
+	}
+	err := handle.device.IpcSet(settings)
+	if err != nil {
+		return -1
+	}
+	return 0
+}
+
 func Version() string {
 	info, ok := debug.ReadBuildInfo()
 	if !ok {
diff --git a/tunnel/tools/libwg-go/jni.c b/tunnel/tools/libwg-go/jni.c
index 20bfb332..7d6ee8a8 100644
--- a/tunnel/tools/libwg-go/jni.c
+++ b/tunnel/tools/libwg-go/jni.c
@@ -14,6 +14,7 @@ extern int wgGetSocketV4(int handle);
 extern int wgGetSocketV6(int handle);
 extern char *wgGetConfig(int handle);
 extern char *wgVersion();
+extern int wgSetConfig(int handle, struct go_string settings);
 extern int wgStartGrpc();
 extern int wgSetFd(int handle, int tun_fd);
 
@@ -72,6 +73,18 @@ JNIEXPORT jstring JNICALL Java_com_wireguard_android_backend_GoBackend_wgVersion
 	return ret;
 }
 
+JNIEXPORT jint JNICALL Java_com_wireguard_android_backend_GoBackend_wgSetConfig(JNIEnv *env, jclass c, jstring handle, jstring settings)
+{
+	const char *settings_str = (*env)->GetStringUTFChars(env, settings, 0);
+	size_t settings_len = (*env)->GetStringUTFLength(env, settings);
+	int ret = wgSetConfig(handle, (struct go_string){
+		.str = settings_str,
+		.n = settings_len
+	});
+	(*env)->ReleaseStringUTFChars(env, settings, settings_str);
+	return ret;
+}
+
 JNIEXPORT jint JNICALL Java_com_wireguard_android_backend_GoBackend_wgStartGrpc(JNIEnv *env, jclass c, jstring sockname)
 {
 	const char *sockname_str = (*env)->GetStringUTFChars(env, sockname, 0);