Add dbus-1-tqt to this SVN tree

Please keep it in sync with the master at svn.trinitydesktop.org
This is revision 167 from that source


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/dependencies/dbus-1-tqt@1228687 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 626 insertions, 0 deletions

diff --git a/tqdbusintegrator.cpp b/tqdbusintegrator.cpp
new file mode 100644
index 0000000..c61801f
--- /dev/null
+++ b/tqdbusintegrator.cpp
@@ -0,0 +1,626 @@
+/* qdbusintegrator.cpp TQT_DBusConnection private implementation
+ *
+ * Copyright (C) 2005 Harald Fernengel <harry@kdevelop.org>
+ * Copyright (C) 2005 Kevin Krammer <kevin.krammer@gmx.at>
+ *
+ * Licensed under the Academic Free License version 2.1
+ *
+ * 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.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+ * USA.
+ *
+ */
+
+#include <tqapplication.h>
+#include <tqevent.h>
+#include <tqmetaobject.h>
+#include <tqsocketnotifier.h>
+#include <tqtimer.h>
+
+#include "tqdbusconnection_p.h"
+#include "tqdbusmessage.h"
+
+Atomic::Atomic(int value) : m_value(value)
+{
+}
+
+void Atomic::ref()
+{
+    m_value++;
+}
+
+bool Atomic::deref()
+{
+    m_value--;
+    return m_value > 0;
+}
+
+int TQT_DBusConnectionPrivate::messageMetaType = 0;
+
+static dbus_bool_t qDBusAddTimeout(DBusTimeout *timeout, void *data)
+{
+    Q_ASSERT(timeout);
+    Q_ASSERT(data);
+
+  //  qDebug("addTimeout %d", dbus_timeout_get_interval(timeout));
+
+    TQT_DBusConnectionPrivate *d = static_cast<TQT_DBusConnectionPrivate *>(data);
+
+    if (!dbus_timeout_get_enabled(timeout))
+        return true;
+
+    if (!tqApp) {
+        d->pendingTimeouts.append(timeout);
+        return true;
+    }
+    int timerId = d->startTimer(dbus_timeout_get_interval(timeout));
+    if (!timerId)
+        return false;
+
+    d->timeouts[timerId] = timeout;
+    return true;
+}
+
+static void qDBusRemoveTimeout(DBusTimeout *timeout, void *data)
+{
+    Q_ASSERT(timeout);
+    Q_ASSERT(data);
+
+  //  qDebug("removeTimeout");
+
+    TQT_DBusConnectionPrivate *d = static_cast<TQT_DBusConnectionPrivate *>(data);
+    for (TQValueList<DBusTimeout*>::iterator it = d->pendingTimeouts.begin();
+         it != d->pendingTimeouts.end();) {
+        if ((*it) == timeout) {
+            it = d->pendingTimeouts.erase(it);
+        }
+      else
+        ++it;
+    }
+
+    TQT_DBusConnectionPrivate::TimeoutHash::iterator it = d->timeouts.begin();
+    while (it != d->timeouts.end()) {
+        if (it.data() == timeout) {
+            d->killTimer(it.key());
+            TQT_DBusConnectionPrivate::TimeoutHash::iterator copyIt = it;
+            ++it;
+            d->timeouts.erase(copyIt);
+        } else {
+            ++it;
+        }
+    }
+}
+
+static void qDBusToggleTimeout(DBusTimeout *timeout, void *data)
+{
+    Q_ASSERT(timeout);
+    Q_ASSERT(data);
+
+    //qDebug("ToggleTimeout");
+
+    qDBusRemoveTimeout(timeout, data);
+    qDBusAddTimeout(timeout, data);
+}
+
+static dbus_bool_t qDBusAddWatch(DBusWatch *watch, void *data)
+{
+    Q_ASSERT(watch);
+    Q_ASSERT(data);
+
+    TQT_DBusConnectionPrivate *d = static_cast<TQT_DBusConnectionPrivate *>(data);
+
+    int flags = dbus_watch_get_flags(watch);
+    int fd = dbus_watch_get_unix_fd(watch);
+
+    TQT_DBusConnectionPrivate::Watcher watcher;
+    if (flags & DBUS_WATCH_READABLE) {
+        bool enabled = dbus_watch_get_enabled(watch);
+        //qDebug("addReadWatch %d %s", fd, (enabled ? "enabled" : "disabled"));
+        watcher.watch = watch;
+        if (tqApp) {
+            watcher.read = new TQSocketNotifier(fd, TQSocketNotifier::Read, d);
+            if (!enabled) watcher.read->setEnabled(false);
+            d->connect(watcher.read, TQT_SIGNAL(activated(int)), TQT_SLOT(socketRead(int)));
+        }
+    }
+    if (flags & DBUS_WATCH_WRITABLE) {
+        bool enabled = dbus_watch_get_enabled(watch);
+        //qDebug("addWriteWatch %d %s", fd, (enabled ? "enabled" : "disabled"));
+        watcher.watch = watch;
+        if (tqApp) {
+            watcher.write = new TQSocketNotifier(fd, TQSocketNotifier::Write, d);
+            if (!enabled) watcher.write->setEnabled(false);
+            d->connect(watcher.write, TQT_SIGNAL(activated(int)), TQT_SLOT(socketWrite(int)));
+        }
+    }
+    // FIXME-QT4 d->watchers.insertMulti(fd, watcher);
+    TQT_DBusConnectionPrivate::WatcherHash::iterator it = d->watchers.tqfind(fd);
+    if (it == d->watchers.end())
+    {
+        it = d->watchers.insert(fd, TQT_DBusConnectionPrivate::WatcherList());
+    }
+    it.data().append(watcher);
+
+    return true;
+}
+
+static void qDBusRemoveWatch(DBusWatch *watch, void *data)
+{
+    Q_ASSERT(watch);
+    Q_ASSERT(data);
+
+    //qDebug("remove watch");
+
+    TQT_DBusConnectionPrivate *d = static_cast<TQT_DBusConnectionPrivate *>(data);
+    int fd = dbus_watch_get_unix_fd(watch);
+
+    TQT_DBusConnectionPrivate::WatcherHash::iterator it = d->watchers.tqfind(fd);
+    if (it != d->watchers.end())
+    {
+        TQT_DBusConnectionPrivate::WatcherList& list = *it;
+        for (TQT_DBusConnectionPrivate::WatcherList::iterator wit = list.begin();
+             wit != list.end(); ++wit)
+        {
+            if ((*wit).watch == watch)
+            {
+                // migth be called from a function triggered by a socket listener
+                // so just disconnect them and schedule their delayed deletion.
+
+                d->removedWatches.append(*wit);
+                if ((*wit).read)
+                {
+                    (*wit).read->disconnect(d);
+                    (*wit).read = 0;
+                }
+                if ((*wit).write)
+                {
+                    (*wit).write->disconnect(d);
+                    (*wit).write = 0;
+                }
+                (*wit).watch = 0;
+            }
+        }
+    }
+
+    if (d->removedWatches.count() > 0)
+        TQTimer::singleShot(0, d, TQT_SLOT(purgeRemovedWatches()));
+}
+
+static void qDBusToggleWatch(DBusWatch *watch, void *data)
+{
+    Q_ASSERT(watch);
+    Q_ASSERT(data);
+
+    //qDebug("toggle watch");
+
+    TQT_DBusConnectionPrivate *d = static_cast<TQT_DBusConnectionPrivate *>(data);
+    int fd = dbus_watch_get_unix_fd(watch);
+
+    TQT_DBusConnectionPrivate::WatcherHash::iterator it = d->watchers.tqfind(fd);
+    if (it != d->watchers.end()) {
+        TQT_DBusConnectionPrivate::WatcherList& list = *it;
+        for (TQT_DBusConnectionPrivate::WatcherList::iterator wit = list.begin(); wit != list.end();
+             ++wit)
+        {
+            if ((*wit).watch == watch) {
+                bool enabled = dbus_watch_get_enabled(watch);
+                int flags = dbus_watch_get_flags(watch);
+
+//                 qDebug("toggle watch %d to %d (write: %d, read: %d)",
+//                         dbus_watch_get_unix_fd(watch), enabled,
+//                         flags & DBUS_WATCH_WRITABLE, flags & DBUS_WATCH_READABLE);
+
+                if (flags & DBUS_WATCH_READABLE && (*wit).read)
+                    (*wit).read->setEnabled(enabled);
+                if (flags & DBUS_WATCH_WRITABLE && (*wit).write)
+                    (*wit).write->setEnabled(enabled);
+                return;
+            }
+        }
+    }
+}
+
+static void qDBusNewConnection(DBusServer *server, DBusConnection *c, void *data)
+{
+    Q_ASSERT(data); Q_ASSERT(server); Q_ASSERT(c);
+
+    qDebug("SERVER: GOT A NEW CONNECTION"); // TODO
+}
+
+static DBusHandlerResult qDBusSignalFilter(DBusConnection *connection,
+                                           DBusMessage *message, void *data)
+{
+    Q_ASSERT(data);
+    Q_UNUSED(connection);
+
+    TQT_DBusConnectionPrivate *d = static_cast<TQT_DBusConnectionPrivate *>(data);
+    if (d->mode == TQT_DBusConnectionPrivate::InvalidMode)
+        return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+
+    int msgType = dbus_message_get_type(message);
+    bool handled = false;
+
+    //TQT_DBusMessage amsg = TQT_DBusMessage::fromDBusMessage(message);
+    //qDebug() << "got message: " << dbus_message_get_type(message) << amsg;
+
+    if (msgType == DBUS_MESSAGE_TYPE_SIGNAL) {
+        handled = d->handleSignal(message);
+    } else if (msgType == DBUS_MESSAGE_TYPE_METHOD_CALL) {
+        handled = d->handleObjectCall(message);
+    }
+
+    return handled ? DBUS_HANDLER_RESULT_HANDLED :
+            DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+int TQT_DBusConnectionPrivate::registerMessageMetaType()
+{
+    // FIXME-QT4 int tp = messageMetaType = qRegisterMetaType<TQT_DBusMessage>("TQT_DBusMessage");
+    int tp = 0;
+    return tp;
+}
+
+TQT_DBusConnectionPrivate::TQT_DBusConnectionPrivate(TQObject *tqparent)
+    : TQObject(tqparent), ref(1), mode(InvalidMode), connection(0), server(0),
+      dispatcher(0)
+{
+    static const int msgType = registerMessageMetaType();
+    Q_UNUSED(msgType);
+
+    dbus_error_init(&error);
+
+    dispatcher = new TQTimer(this);
+    TQObject::connect(dispatcher, TQT_SIGNAL(timeout()), this, TQT_SLOT(dispatch()));
+}
+
+TQT_DBusConnectionPrivate::~TQT_DBusConnectionPrivate()
+{
+    if (dbus_error_is_set(&error))
+        dbus_error_free(&error);
+
+    closeConnection();
+}
+
+void TQT_DBusConnectionPrivate::closeConnection()
+{
+    ConnectionMode oldMode = mode;
+    mode = InvalidMode; // prevent reentrancy
+    if (oldMode == ServerMode) {
+        if (server) {
+            dbus_server_disconnect(server);
+            dbus_server_unref(server);
+            server = 0;
+        }
+    } else if (oldMode == ClientMode) {
+        if (connection) {
+            // closing shared connections is forbidden
+#if 0
+            dbus_connection_close(connection);
+            // send the "close" message
+            while (dbus_connection_dispatch(connection) == DBUS_DISPATCH_DATA_REMAINS);
+#endif
+            dbus_connection_unref(connection);
+            connection = 0;
+        }
+    }
+}
+
+bool TQT_DBusConnectionPrivate::handleError()
+{
+    lastError = TQT_DBusError(&error);
+    if (dbus_error_is_set(&error))
+        dbus_error_free(&error);
+    return lastError.isValid();
+}
+
+void TQT_DBusConnectionPrivate::emitPendingCallReply(const TQT_DBusMessage& message)
+{
+    emit dbusPendingCallReply(message);
+}
+
+void TQT_DBusConnectionPrivate::bindToApplication()
+{
+    // Yay, now that we have an application we are in business
+    // Re-add all watchers
+    WatcherHash oldWatchers = watchers;
+    watchers.clear();
+    // FIXME-QT4 TQHashIterator<int, TQT_DBusConnectionPrivate::Watcher> it(oldWatchers);
+    for (WatcherHash::const_iterator it = oldWatchers.begin(); it != oldWatchers.end(); ++it)
+    {
+        const WatcherList& list = *it;
+        for (WatcherList::const_iterator wit = list.begin(); wit != list.end(); ++wit)
+        {
+            if (!(*wit).read && !(*wit).write) {
+                qDBusAddWatch((*wit).watch, this);
+            }
+        }
+    }
+
+    // Re-add all timeouts
+    while (!pendingTimeouts.isEmpty()) {
+       qDBusAddTimeout(pendingTimeouts.first(), this);
+       pendingTimeouts.pop_front();
+    }
+}
+
+void TQT_DBusConnectionPrivate::socketRead(int fd)
+{
+    // FIXME-QT4 TQHashIterator<int, TQT_DBusConnectionPrivate::Watcher> it(watchers);
+    WatcherHash::const_iterator it = watchers.tqfind(fd);
+    if (it != watchers.end()) {
+        const WatcherList& list = *it;
+        for (WatcherList::const_iterator wit = list.begin(); wit != list.end(); ++wit) {
+            if ((*wit).read && (*wit).read->isEnabled()) {
+                if (!dbus_watch_handle((*wit).watch, DBUS_WATCH_READABLE))
+                    qDebug("OUT OF MEM");
+            }
+        }
+    }
+    if (mode == ClientMode)
+        scheduleDispatch();
+}
+
+void TQT_DBusConnectionPrivate::socketWrite(int fd)
+{
+    // FIXME-QT4 TQHashIterator<int, TQT_DBusConnectionPrivate::Watcher> it(watchers);
+    WatcherHash::const_iterator it = watchers.tqfind(fd);
+    if (it != watchers.end()) {
+        const WatcherList& list = *it;
+        for (WatcherList::const_iterator wit = list.begin(); wit != list.end(); ++wit) {
+            if ((*wit).write && (*wit).write->isEnabled()) {
+                if (!dbus_watch_handle((*wit).watch, DBUS_WATCH_WRITABLE))
+                    qDebug("OUT OF MEM");
+            }
+        }
+    }
+}
+
+void TQT_DBusConnectionPrivate::objectDestroyed(TQObject* object)
+{
+    //qDebug("Object destroyed");
+    for (PendingCallMap::iterator it = pendingCalls.begin(); it != pendingCalls.end();)
+    {
+        TQObject* receiver = (TQObject*) it.data()->receiver;
+        if (receiver == object || receiver == 0)
+        {
+            PendingCallMap::iterator copyIt = it;
+            ++it;
+
+            dbus_pending_call_cancel(copyIt.key());
+            dbus_pending_call_unref(copyIt.key());
+            delete copyIt.data();
+            pendingCalls.erase(copyIt);
+        }
+        else
+            ++it;
+    }
+}
+
+void TQT_DBusConnectionPrivate::purgeRemovedWatches()
+{
+    if (removedWatches.isEmpty()) return;
+
+    WatcherList::iterator listIt = removedWatches.begin();
+    for (; listIt != removedWatches.end(); ++listIt)
+    {
+        delete (*listIt).read;
+        delete (*listIt).write;
+    }
+    removedWatches.clear();
+
+    uint count = 0;
+    WatcherHash::iterator it = watchers.begin();
+    while (it != watchers.end())
+    {
+        WatcherList& list = *it;
+        listIt = list.begin();
+        while (listIt != list.end())
+        {
+            if (!((*listIt).read) && !((*listIt).write))
+            {
+                listIt = list.erase(listIt);
+                ++count;
+            }
+        }
+
+        if (list.isEmpty())
+        {
+            WatcherHash::iterator copyIt = it;
+            ++it;
+            watchers.erase(copyIt);
+        }
+        else
+            ++it;
+    }
+}
+
+void TQT_DBusConnectionPrivate::scheduleDispatch()
+{
+    dispatcher->start(0);
+}
+
+void TQT_DBusConnectionPrivate::dispatch()
+{
+    if (mode == ClientMode)
+    {
+        if (dbus_connection_dispatch(connection) != DBUS_DISPATCH_DATA_REMAINS)
+        {
+            // stop dispatch timer
+            dispatcher->stop();
+        }
+    }
+}
+
+bool TQT_DBusConnectionPrivate::handleObjectCall(DBusMessage *message)
+{
+    TQT_DBusMessage msg = TQT_DBusMessage::fromDBusMessage(message);
+
+    ObjectMap::iterator it = registeredObjects.tqfind(msg.path());
+    if (it == registeredObjects.end())
+        return false;
+
+    return it.data()->handleMethodCall(msg);
+}
+
+bool TQT_DBusConnectionPrivate::handleSignal(DBusMessage *message)
+{
+    TQT_DBusMessage msg = TQT_DBusMessage::fromDBusMessage(message);
+
+    // yes, it is a single "|" below...
+    // FIXME-QT4
+    //return handleSignal(TQString(), msg) | handleSignal(msg.path(), msg);
+
+    dbusSignal(msg);
+    return true;
+}
+
+static dbus_int32_t server_slot = -1;
+
+void TQT_DBusConnectionPrivate::setServer(DBusServer *s)
+{
+    if (!server) {
+        handleError();
+        return;
+    }
+
+    server = s;
+    mode = ServerMode;
+
+    dbus_server_allocate_data_slot(&server_slot);
+    if (server_slot < 0)
+        return;
+
+    dbus_server_set_watch_functions(server, qDBusAddWatch, qDBusRemoveWatch,
+                                    qDBusToggleWatch, this, 0); // ### check return type?
+    dbus_server_set_timeout_functions(server, qDBusAddTimeout, qDBusRemoveTimeout,
+                                      qDBusToggleTimeout, this, 0);
+    dbus_server_set_new_connection_function(server, qDBusNewConnection, this, 0);
+
+    dbus_server_set_data(server, server_slot, this, 0);
+}
+
+void TQT_DBusConnectionPrivate::setConnection(DBusConnection *dbc)
+{
+    if (!dbc) {
+        handleError();
+        return;
+    }
+
+    connection = dbc;
+    mode = ClientMode;
+
+    dbus_connection_set_exit_on_disconnect(connection, false);
+    dbus_connection_set_watch_functions(connection, qDBusAddWatch, qDBusRemoveWatch,
+                                        qDBusToggleWatch, this, 0);
+    dbus_connection_set_timeout_functions(connection, qDBusAddTimeout, qDBusRemoveTimeout,
+                                          qDBusToggleTimeout, this, 0);
+//    dbus_bus_add_match(connection, "type='signal',interface='com.trolltech.dbus.Signal'", &error);
+//    dbus_bus_add_match(connection, "type='signal'", &error);
+
+    dbus_bus_add_match(connection, "type='signal'", &error);
+    if (handleError()) {
+        closeConnection();
+        return;
+    }
+
+    const char *service = dbus_bus_get_unique_name(connection);
+    if (service) {
+        TQCString filter;
+        filter += "destination='";
+        filter += service;
+        filter += "\'";
+
+        dbus_bus_add_match(connection, filter.data(), &error);
+        if (handleError()) {
+            closeConnection();
+            return;
+        }
+    } else {
+        qWarning("TQT_DBusConnectionPrivate::SetConnection: Unable to get unique name");
+    }
+
+    dbus_connection_add_filter(connection, qDBusSignalFilter, this, 0);
+
+    //qDebug("unique name: %s", service);
+}
+
+static void qDBusResultReceived(DBusPendingCall *pending, void *user_data)
+{
+    //qDebug("Pending Call Result received");
+    TQT_DBusConnectionPrivate* d = reinterpret_cast<TQT_DBusConnectionPrivate*>(user_data);
+    TQT_DBusConnectionPrivate::PendingCallMap::iterator it = d->pendingCalls.tqfind(pending);
+
+    DBusMessage *dbusReply = dbus_pending_call_steal_reply(pending);
+
+    dbus_set_error_from_message(&d->error, dbusReply);
+    d->handleError();
+
+    if (it != d->pendingCalls.end())
+    {
+        TQT_DBusMessage reply = TQT_DBusMessage::fromDBusMessage(dbusReply);
+
+        TQObject::connect(d, TQT_SIGNAL(dbusPendingCallReply(const TQT_DBusMessage&)),
+                         it.data()->receiver, it.data()->method.data());
+
+        d->emitPendingCallReply(reply);
+
+        TQObject::disconnect(d, TQT_SIGNAL(dbusPendingCallReply(const TQT_DBusMessage&)),
+                            it.data()->receiver, it.data()->method.data());
+    }
+
+    dbus_message_unref(dbusReply);
+    dbus_pending_call_unref(pending);
+    delete it.data();
+
+    d->pendingCalls.erase(it);
+}
+
+int TQT_DBusConnectionPrivate::sendWithReplyAsync(const TQT_DBusMessage &message, TQObject *receiver,
+        const char *method)
+{
+    if (!receiver || !method)
+        return 0;
+
+    if (!TQObject::connect(receiver, TQT_SIGNAL(destroyed(TQObject*)),
+                          this, TQT_SLOT(objectDestroyed(TQObject*))))
+        return false;
+
+    DBusMessage *msg = message.toDBusMessage();
+    if (!msg)
+        return 0;
+
+    DBusPendingCall *pending = 0;
+    if (dbus_connection_send_with_reply(connection, msg, &pending, message.timeout())) {
+        TQT_DBusPendingCall *pcall = new TQT_DBusPendingCall;
+        pcall->receiver = receiver;
+        pcall->method = method;
+        pcall->pending = dbus_pending_call_ref(pending);
+        pendingCalls.insert(pcall->pending, pcall);
+
+        dbus_pending_call_set_notify(pending, qDBusResultReceived, this, 0);
+
+        return dbus_message_get_serial(msg);
+    }
+
+    return 0;
+}
+
+void TQT_DBusConnectionPrivate::flush()
+{
+    if (!connection) return;
+
+    dbus_connection_flush(connection);
+}
+
+#include "tqdbusconnection_p.moc"