Keep a global reference to the CharonVpnService object in charonservice

diff --git a/src/frontends/android/jni/libandroidbridge/charonservice.c b/src/frontends/android/jni/libandroidbridge/charonservice.c
index 671561f5f6dd024d870ed88bf876d8d4239fbf12..75d0da6934f8f94c9de4ee72ab7cebf3d8916acb 100644 (file)
--- a/src/frontends/android/jni/libandroidbridge/charonservice.c
+++ b/src/frontends/android/jni/libandroidbridge/charonservice.c
@@ -41,6 +41,11 @@ struct private_charonservice_t {
         * public interface
         */
        charonservice_t public;
+
+       /**
+        * CharonVpnService reference
+        */
+       jobject vpn_service;
 };
 
 /**
@@ -86,13 +91,14 @@ static void dbg_android(debug_t group, level_t level, char *fmt, ...)
 /**
  * Initialize the charonservice object
  */
-static void charonservice_init()
+static void charonservice_init(JNIEnv *env, jobject service)
 {
        private_charonservice_t *this;
 
        INIT(this,
                .public = {
                },
+               .vpn_service = (*env)->NewGlobalRef(env, service),
        );
        charonservice = &this->public;
 
@@ -103,10 +109,11 @@ static void charonservice_init()
 /**
  * Deinitialize the charonservice object
  */
-static void charonservice_deinit()
+static void charonservice_deinit(JNIEnv *env)
 {
        private_charonservice_t *this = (private_charonservice_t*)charonservice;
 
+       (*env)->DeleteGlobalRef(env, this->vpn_service);
        free(this);
        charonservice = NULL;
 }
@@ -153,13 +160,13 @@ JNI_METHOD(CharonVpnService, initializeCharon, void)
                return;
        }
 
-       charonservice_init();
+       charonservice_init(env, this);
 
        if (!libcharon_init("charon") ||
                !charon->initialize(charon, PLUGINS))
        {
                libcharon_deinit();
-               charonservice_deinit();
+               charonservice_deinit(env);
                libipsec_deinit();
                libhydra_deinit();
                library_deinit();
@@ -186,7 +193,7 @@ JNI_METHOD(CharonVpnService, initializeCharon, void)
 JNI_METHOD(CharonVpnService, deinitializeCharon, void)
 {
        libcharon_deinit();
-       charonservice_deinit();
+       charonservice_deinit(env);
        libipsec_deinit();
        libhydra_deinit();
        library_deinit();