Implementation of the BlackBerry Qt Proxy support.

An implementation for BlackBerry devices based on the BPS netstatus API.

Change-Id: I89deed031d2a867bbd6628bee97f61345b58f1ab
Reviewed-by: Peter Hartmann <phartmann@rim.com>
Reviewed-by: Giuseppe D'Angelo <giuseppe.dangelo@kdab.com>

src/network/kernel/kernel.pri

@@ -42,4 +42,7 @@ integrity:SOURCES += kernel/qdnslookup_unix.cpp kernel/qhostinfo_unix.cpp kernel
 mac:LIBS_PRIVATE += -framework SystemConfiguration -framework CoreFoundation -framework CoreServices
 mac:!ios:SOURCES += kernel/qnetworkproxy_mac.cpp
 else:win32:SOURCES += kernel/qnetworkproxy_win.cpp
+else:blackberry:SOURCES += kernel/qnetworkproxy_blackberry.cpp
 else:SOURCES += kernel/qnetworkproxy_generic.cpp
+
+blackberry: LIBS_PRIVATE += -lbps

src/network/kernel/qnetworkproxy.cpp

@@ -1534,6 +1534,12 @@ void QNetworkProxyFactory::setApplicationProxyFactory(QNetworkProxyFactory *fact
     SOCKS server for all queries. If SOCKS isn't enabled, it will use
     the HTTPS proxy for all TcpSocket and UrlRequest queries.
 
+    On BlackBerry, this function obtains proxy settings for the default
+    configuration using system configuration. The type will be set based on
+    protocol tag "http", "https", "ftp", respectively. By default, it
+    assumes http type. Proxy username and password are also set during
+    the query using system configuration.
+
     On other systems, this function will pick up proxy settings from
     the "http_proxy" environment variable. This variable must be a URL
     using one of the following schemes: "http", "socks5" or "socks5h".
@@ -1550,6 +1556,11 @@ void QNetworkProxyFactory::setApplicationProxyFactory(QNetworkProxyFactory *fact
 
     \li On Windows platforms, this function may take several seconds to
     execute depending on the configuration of the user's system.
+
+    \li On BlackBerry, this function ignores network configuration specified
+    in \a query. Only UrlRequest quieries are supported. SOCKS is not supported.
+    The proxy information is retrieved only for the default configuration.
+    Also, PAC and exclusion lists are currently not supported.
     \endlist
 */
 

src/network/kernel/qnetworkproxy_blackberry.cpp

@@ -0,0 +1,126 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Research In Motion
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the QtNetwork 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.
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+/**
+ * Some notes about the code:
+ *
+ * ** It is assumed that the system proxies are for url based requests
+ *  ie. HTTP/HTTPS based.
+ */
+
+#include <QtNetwork/qnetworkproxy.h>
+
+#ifndef QT_NO_NETWORKPROXY
+
+
+#include <QtCore/qflags.h>
+#include <QtCore/qurl.h>
+#include <QtNetwork/qnetworkconfiguration.h>
+
+#include <bps/netstatus.h>
+#include <errno.h>
+
+
+QT_BEGIN_NAMESPACE
+
+QList<QNetworkProxy> QNetworkProxyFactory::systemProxyForQuery(const QNetworkProxyQuery &query)
+{
+    QNetworkProxy proxy;
+
+    if (query.queryType() != QNetworkProxyQuery::UrlRequest) {
+        qWarning("Unsupported query type: %d", query.queryType());
+        return QList<QNetworkProxy>() << QNetworkProxy(QNetworkProxy::NoProxy);
+    }
+
+    QUrl url  = query.url();
+
+    if (!url.isValid()) {
+        qWarning("Invalid URL: %s", qPrintable(url.toString()));
+        return QList<QNetworkProxy>() << QNetworkProxy(QNetworkProxy::NoProxy);
+    }
+
+    netstatus_proxy_details_t details;
+    memset(&details, 0, sizeof(netstatus_proxy_details_t));
+    if (netstatus_get_proxy_details(&details) != BPS_SUCCESS) {
+        qWarning("netstatus_get_proxy_details failed! errno: %d", errno);
+        return QList<QNetworkProxy>() << QNetworkProxy(QNetworkProxy::NoProxy);
+    }
+
+    if (details.http_proxy_host == NULL) { // No proxy
+        netstatus_free_proxy_details(&details);
+        return QList<QNetworkProxy>() << QNetworkProxy(QNetworkProxy::NoProxy);
+    }
+
+    QString protocol = query.protocolTag();
+    if (protocol.startsWith(QLatin1String("http"), Qt::CaseInsensitive)) { // http, https
+        proxy.setType((QNetworkProxy::HttpProxy));
+    } else if (protocol == QLatin1String("ftp")) {
+        proxy.setType(QNetworkProxy::FtpCachingProxy);
+    } else { // assume http proxy
+        qDebug("Proxy type: %s assumed to be http proxy", qPrintable(protocol));
+        proxy.setType((QNetworkProxy::HttpProxy));
+    }
+
+    // Set host
+    // Note: ftp and https proxy type fields *are* obsolete.
+    // The user interface allows only one host/port which gets duplicated
+    // to all proxy type fields.
+    proxy.setHostName(QString::fromUtf8(details.http_proxy_host));
+
+    // Set port
+    proxy.setPort(details.http_proxy_port);
+
+    // Set username
+    if (details.http_proxy_login_user)
+        proxy.setUser(QString::fromUtf8(details.http_proxy_login_user));
+
+    // Set password
+    if (details.http_proxy_login_password)
+        proxy.setPassword(QString::fromUtf8(details.http_proxy_login_password));
+
+    netstatus_free_proxy_details(&details);
+
+    return QList<QNetworkProxy>() << proxy;
+}
+
+QT_END_NAMESPACE
+
+#endif