From 6f11e9413441b2aacf6d4f75944a504ad778de15 Mon Sep 17 00:00:00 2001
From: Tobias Brunner <tobias@strongswan.org>
Date: Sat, 14 Jul 2012 16:14:34 +0200
Subject: [PATCH] Global charonservice_t object added to libandroidbridge

This is later used to call Java methods on CharonVpnService via JNI.
---
 .../android/jni/libandroidbridge/Android.mk   |  2 +-
 .../jni/libandroidbridge/charonservice.c      | 49 ++++++++++++++++++-
 .../jni/libandroidbridge/charonservice.h      | 46 +++++++++++++++++
 3 files changed, 95 insertions(+), 2 deletions(-)
 create mode 100644 src/frontends/android/jni/libandroidbridge/charonservice.h

diff --git a/src/frontends/android/jni/libandroidbridge/Android.mk b/src/frontends/android/jni/libandroidbridge/Android.mk
index d84004a4a..fe6cd6c1d 100644
--- a/src/frontends/android/jni/libandroidbridge/Android.mk
+++ b/src/frontends/android/jni/libandroidbridge/Android.mk
@@ -4,7 +4,7 @@ include $(CLEAR_VARS)
 # copy-n-paste from Makefile.am
 LOCAL_SRC_FILES := \
 android_jni.c android_jni.h \
-charonservice.c
+charonservice.c charonservice.h
 
 # build libandroidbridge -------------------------------------------------------
 
diff --git a/src/frontends/android/jni/libandroidbridge/charonservice.c b/src/frontends/android/jni/libandroidbridge/charonservice.c
index 758f154fe..c86554981 100644
--- a/src/frontends/android/jni/libandroidbridge/charonservice.c
+++ b/src/frontends/android/jni/libandroidbridge/charonservice.c
@@ -18,6 +18,7 @@
 #include <string.h>
 #include <android/log.h>
 
+#include "charonservice.h"
 #include "android_jni.h"
 
 #include <daemon.h>
@@ -25,6 +26,23 @@
 #include <ipsec.h>
 #include <library.h>
 
+typedef struct private_charonservice_t private_charonservice_t;
+
+/**
+ * private data of charonservice
+ */
+struct private_charonservice_t {
+
+	/**
+	 * public interface
+	 */
+	charonservice_t public;
+};
+
+/**
+ * Single instance of charonservice_t.
+ */
+charonservice_t *charonservice;
 
 /**
  * hook in library for debugging messages
@@ -60,6 +78,31 @@ static void dbg_android(debug_t group, level_t level, char *fmt, ...)
 	}
 }
 
+/**
+ * Initialize the charonservice object
+ */
+static void charonservice_init()
+{
+	private_charonservice_t *this;
+
+	INIT(this,
+		.public = {
+		},
+	);
+	charonservice = &this->public;
+}
+
+/**
+ * Deinitialize the charonservice object
+ */
+static void charonservice_deinit()
+{
+	private_charonservice_t *this = (private_charonservice_t*)charonservice;
+
+	free(this);
+	charonservice = NULL;
+}
+
 /**
  * Initialize charon and the libraries via JNI
  */
@@ -90,10 +133,13 @@ JNI_METHOD(CharonVpnService, initializeCharon, void)
 		return;
 	}
 
+	charonservice_init();
+
 	if (!libcharon_init("charon") ||
 		!charon->initialize(charon, PLUGINS))
 	{
 		libcharon_deinit();
+		charonservice_deinit();
 		libipsec_deinit();
 		libhydra_deinit();
 		library_deinit();
@@ -105,11 +151,12 @@ JNI_METHOD(CharonVpnService, initializeCharon, void)
 }
 
 /**
- * Initialize charon and the libraries via JNI
+ * Deinitialize charon and all libraries
  */
 JNI_METHOD(CharonVpnService, deinitializeCharon, void)
 {
 	libcharon_deinit();
+	charonservice_deinit();
 	libipsec_deinit();
 	libhydra_deinit();
 	library_deinit();
diff --git a/src/frontends/android/jni/libandroidbridge/charonservice.h b/src/frontends/android/jni/libandroidbridge/charonservice.h
new file mode 100644
index 000000000..0788ced94
--- /dev/null
+++ b/src/frontends/android/jni/libandroidbridge/charonservice.h
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2012 Tobias Brunner
+ * Copyright (C) 2012 Giuliano Grassi
+ * Copyright (C) 2012 Ralf Sager
+ * Hochschule fuer Technik Rapperswil
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * for more details.
+ */
+
+/**
+ * @defgroup libandroidbridge libandroidbridge
+ *
+ * @defgroup charonservice charonservice
+ * @{ @ingroup libandroidbridge
+ */
+
+#ifndef CHARONSERVICE_H_
+#define CHARONSERVICE_H_
+
+typedef struct charonservice_t charonservice_t;
+
+/**
+ * Public interface of charonservice.
+ *
+ * Used to communicate with CharonVpnService via JNI
+ */
+struct charonservice_t {
+
+};
+
+/**
+ * The single instance of charonservice_t.
+ *
+ * Set between JNI calls to initializeCharon() and deinitializeCharon().
+ */
+extern charonservice_t *charonservice;
+
+#endif /** CHARONSERVICE_H_ @}*/