From ad4657f639a037b9c8330e3bf7a3ef03bdd299c6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20Str=C3=B8mme?= <christian.stromme@digia.com>
Date: Wed, 28 Aug 2013 18:03:04 +0200
Subject: Android: Added JNI_OnLoad to QtCore

JNI_OnLoad is called for each library during the start-up of a Qt
application on Android. When the JNI_OnLoad is called we can get a
handle to the Java VM and necessary classes which enables us to access
Java API's in QtCore.

Change-Id: I64c1f1106cc0d5ab5a7bc9b22c752c09162fe813
Reviewed-by: Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@digia.com>
---
 src/corelib/kernel/qjnionload.cpp | 66 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 src/corelib/kernel/qjnionload.cpp

(limited to 'src/corelib/kernel/qjnionload.cpp')

diff --git a/src/corelib/kernel/qjnionload.cpp b/src/corelib/kernel/qjnionload.cpp
new file mode 100644
index 0000000000..22453e6db4
--- /dev/null
+++ b/src/corelib/kernel/qjnionload.cpp
@@ -0,0 +1,66 @@
+/****************************************************************************
+**
+** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the QtCore module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Digia gives you certain additional
+** rights.  These rights are described in the Digia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <jni.h>
+#include "qjnihelpers_p.h"
+
+Q_CORE_EXPORT jint JNICALL JNI_OnLoad(JavaVM *vm, void *reserved)
+{
+    Q_UNUSED(reserved)
+
+    typedef union {
+        JNIEnv *nenv;
+        void *venv;
+    } _JNIEnv;
+
+    _JNIEnv uenv;
+    uenv.venv = Q_NULLPTR;
+
+    if (vm->GetEnv(&uenv.venv, JNI_VERSION_1_6) != JNI_OK)
+        return JNI_ERR;
+
+    JNIEnv *env = uenv.nenv;
+    const jint ret = QT_PREPEND_NAMESPACE(QtAndroidPrivate::initJNI(vm, env));
+    if (ret != 0)
+        return ret;
+
+    return JNI_VERSION_1_6;
+}
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