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-rw-r--r--src/wifi/qwificontroller.cpp284
1 files changed, 0 insertions, 284 deletions
diff --git a/src/wifi/qwificontroller.cpp b/src/wifi/qwificontroller.cpp
deleted file mode 100644
index f5ed741..0000000
--- a/src/wifi/qwificontroller.cpp
+++ /dev/null
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-/****************************************************************************
-**
-** Copyright (C) 2014 Digia Plc
-** All rights reserved.
-** For any questions to Digia, please use the contact form at
-** http://www.qt.io
-**
-** This file is part of Qt Enterprise Embedded.
-**
-** Licensees holding valid Qt Enterprise licenses may use this file in
-** accordance with the Qt Enterprise License Agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and Digia.
-**
-** If you have questions regarding the use of this file, please use
-** the contact form at http://www.qt.io
-**
-****************************************************************************/
-#include "qwificontroller_p.h"
-#include "qwifimanager_p.h"
-#include "qwifisupplicant_p.h"
-#include "qwifidevice.h"
-
-#include <sys/types.h>
-#include <signal.h>
-
-#include <QtCore/QCoreApplication>
-#include <QtCore/QProcess>
-#include <QtCore/QByteArray>
-#include <QtCore/QFile>
-
-QT_BEGIN_NAMESPACE
-
-Q_LOGGING_CATEGORY(B2QT_WIFI, "qt.b2qt.wifi")
-
-class QWifiEventThread : public QThread
-{
-public:
- QWifiEventThread(QWifiController *controller)
- : m_controller(controller)
- {
- }
-
- void run() {
- qCDebug(B2QT_WIFI) << "running wifi event thread";
- QWifiEvent *event = 0;
- char buffer[2048];
- forever {
- int size = m_controller->supplicant()->waitForEvent(buffer, sizeof(buffer) - 1);
- if (size > 0) {
- buffer[size] = 0;
- event = 0;
- qCDebug(B2QT_WIFI) << "[event]: " << buffer;
-
- if (m_controller->isWifiThreadExitRequested()) {
- qCDebug(B2QT_WIFI) << "exit wifi event thread";
- return;
- }
-
- if (strstr(buffer, "SCAN-RESULTS")) {
- event = new QWifiEvent(WIFI_SCAN_RESULTS);
- } else if (strstr(buffer, "CTRL-EVENT-CONNECTED")) {
- event = new QWifiEvent(WIFI_CONNECTED);
- } else if (strstr(buffer, "CTRL-EVENT-DISCONNECTED")) {
- event = new QWifiEvent(WIFI_DISCONNECTED);
- } else if (strstr(buffer, "Trying to associate")) {
- event = new QWifiEvent(WIFI_AUTHENTICATING, QLatin1String(buffer));
- } else if (strstr(buffer, "Handshake failed")) {
- event = new QWifiEvent(WIFI_HANDSHAKE_FAILED);
- }
-
- if (event)
- QCoreApplication::postEvent(m_controller->wifiManager(), event);
- }
- }
- }
-
-private:
- QWifiController *m_controller;
-};
-
-
-QWifiController::QWifiController(QWifiManager *manager, QWifiManagerPrivate *managerPrivate) :
- m_manager(manager),
- m_managerPrivate(managerPrivate),
- m_exitEventThread(false),
- m_interface(QWifiDevice::wifiInterfaceName()),
- m_eventThread(new QWifiEventThread(this)),
- m_supplicant(new QWifiSupplicant(this, m_managerPrivate))
-{
- qRegisterMetaType<QWifiManager::BackendState>("QWifiManager::BackendState");
-}
-
-QWifiController::~QWifiController()
-{
- exitWifiEventThread();
- delete m_eventThread;
-}
-
-void QWifiController::run()
-{
- qCDebug(B2QT_WIFI) << "running wifi backend controller thread";
- Method method;
- forever {
- m_methodsMutex.lock();
- if (m_methods.isEmpty())
- methodCallRequested.wait(&m_methodsMutex);
- method = m_methods.takeFirst();
- m_methodsMutex.unlock();
- switch (method) {
- case InitializeBackend:
- initializeBackend();
- break;
- case TerminateBackend:
- terminateBackend();
- break;
- case AcquireIPAddress:
- acquireIPAddress();
- break;
- case StopDhcp:
- stopDhcp();
- break;
- case ExitEventLoop:
- qCDebug(B2QT_WIFI) << "exit wifi backend controller thread";
- return;
- }
- }
-}
-
-void QWifiController::asyncCall(Method method)
-{
- QMutexLocker locker(&m_methodsMutex);
- m_methods.append(method);
- methodCallRequested.wakeOne();
-}
-
-void QWifiController::initializeBackend()
-{
- qCDebug(B2QT_WIFI) << "initializing wifi backend";
- emit backendStateChanged(QWifiManager::Initializing);
-
- QProcess rfkill;
- rfkill.start(QStringLiteral("rfkill"),
- QStringList() << QStringLiteral("unblock") << QStringLiteral("wifi"));
- rfkill.waitForFinished();
-
- QProcess ifconfig;
- ifconfig.start(QStringLiteral("ifconfig"),
- QStringList() << QLatin1String(m_interface) << QStringLiteral("up"));
- if (!ifconfig.waitForStarted()) {
- m_managerPrivate->updateLastError(ifconfig.program() + QLatin1String(": ") + ifconfig.errorString());
- return;
- }
-
- ifconfig.waitForFinished();
- bool initFailed = false;
- QByteArray error = ifconfig.readAllStandardError();
- if (!error.isEmpty()) {
- m_managerPrivate->updateLastError(QLatin1String("failed to bring up wifi interface: " + error));
- initFailed = true;
- }
- if (!initFailed && resetSupplicantSocket())
- emit backendStateChanged(QWifiManager::Running);
- else
- emit backendStateChanged(QWifiManager::NotRunning);
-}
-
-bool QWifiController::resetSupplicantSocket()
-{
- qCDebug(B2QT_WIFI) << "reset supplicant socket";
- exitWifiEventThread();
- m_supplicant->stopSupplicant();
- m_supplicant->closeSupplicantConnection();
- if (!m_supplicant->startSupplicant())
- return false;
- if (!m_supplicant->connectToSupplicant())
- return false;
-
- startWifiEventThread();
- return true;
-}
-
-void QWifiController::terminateBackend()
-{
- qCDebug(B2QT_WIFI) << "terminating wifi backend";
- emit backendStateChanged(QWifiManager::Terminating);
-
- exitWifiEventThread();
- m_supplicant->stopSupplicant();
- m_supplicant->closeSupplicantConnection();
-
- QProcess ifconfig;
- ifconfig.start(QStringLiteral("ifconfig"),
- QStringList() << QLatin1String(m_interface) << QStringLiteral("down"));
- if (!ifconfig.waitForStarted()) {
- m_managerPrivate->updateLastError(ifconfig.program() + QLatin1String(": ") + ifconfig.errorString());
- return;
- }
-
- ifconfig.waitForFinished();
- QByteArray error = ifconfig.readAllStandardError();
- if (!error.isEmpty())
- m_managerPrivate->updateLastError(QLatin1String("failed to bring down wifi interface: " + error));
-
- stopDhcp();
- emit backendStateChanged(QWifiManager::NotRunning);
-}
-
-void QWifiController::startWifiEventThread()
-{
- m_exitEventThread = false;
- m_eventThread->start();
-}
-
-void QWifiController::exitWifiEventThread()
-{
- if (m_eventThread->isRunning()) {
- m_exitEventThread = true;
- m_managerPrivate->call(QStringLiteral("SCAN"));
- if (!m_eventThread->wait(8000))
- qCWarning(B2QT_WIFI, "timed out waiting for wifi event thread to exit");
- }
-}
-
-void QWifiController::killDhcpProcess(const QString &path) const
-{
- QFile pidFile(path);
- if (!pidFile.exists())
- return;
-
- if (!pidFile.open(QIODevice::ReadOnly)) {
- qCWarning(B2QT_WIFI) << "could not open pid file: " << path;
- return;
- }
-
- bool ok;
- int pid = pidFile.readAll().trimmed().toInt(&ok);
- if (!ok) {
- qCWarning(B2QT_WIFI) << "pid is not a number";
- return;
- }
-
- kill(pid, 9);
-}
-
-void QWifiController::acquireIPAddress()
-{
- qCDebug(B2QT_WIFI, "acquireIPAddress");
- QString filePath = QLatin1String("/var/run/udhcpc." + m_interface + ".pid");
- killDhcpProcess(filePath);
- QStringList args;
- args << QStringLiteral("-R") << QStringLiteral("-n") << QStringLiteral("-p")
- << filePath << QStringLiteral("-i") << QLatin1String(m_interface);
-
- QProcess udhcpc;
- udhcpc.start(QStringLiteral("udhcpc"), args);
- if (!udhcpc.waitForStarted()) {
- m_managerPrivate->updateLastError(udhcpc.program() + QLatin1String(": ") + udhcpc.errorString());
- emit dhcpRequestFinished(QLatin1String("failed"));
- return;
- }
-
- udhcpc.waitForFinished();
- QByteArray error = udhcpc.readAllStandardError();
- QString status = QLatin1String("success");
- if (!error.isEmpty()) {
- m_managerPrivate->updateLastError(QLatin1String("udhcpc failed: " + error));
- status = QLatin1String("failed");
- } else {
- if (udhcpc.readAllStandardOutput().contains("No lease"))
- status = QLatin1String("failed");
- }
-
- emit dhcpRequestFinished(status);
-}
-
-void QWifiController::stopDhcp() const
-{
- qCDebug(B2QT_WIFI, "stopDhcp");
- QString filePath = QLatin1String("/var/run/udhcpc." + m_interface + ".pid");
- killDhcpProcess(filePath);
-}
-
-QT_END_NAMESPACE
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-05 17:05:29 +0000