From 3b32d04bac921189ad501701dfad60ac37b1b2ca Mon Sep 17 00:00:00 2001
From: Siegfried Siegert <s.siegert@atb-online.eu>
Date: Tue, 21 Nov 2023 11:21:28 +0100
Subject: [PATCH] Use libCAslave

---
 src/ATBAPP/ATBDeviceControllerPlugin.cpp | 27 ++++++++++++++++++------
 src/ATBAPP/ATBDeviceControllerPlugin.h   |  2 ++
 2 files changed, 23 insertions(+), 6 deletions(-)

diff --git a/src/ATBAPP/ATBDeviceControllerPlugin.cpp b/src/ATBAPP/ATBDeviceControllerPlugin.cpp
index 7e9e102..e4fd9f7 100644
--- a/src/ATBAPP/ATBDeviceControllerPlugin.cpp
+++ b/src/ATBAPP/ATBDeviceControllerPlugin.cpp
@@ -22,7 +22,8 @@
 
 
 ATBDeviceControllerPlugin::ATBDeviceControllerPlugin(QObject *parent)
-    : pluginState(PLUGIN_STATE::NOT_INITIALIZED)
+    : isMaster(false)
+    , pluginState(PLUGIN_STATE::NOT_INITIALIZED)
     , eventReceiver(nullptr)
 {
     this->setParent(parent);
@@ -76,10 +77,11 @@ PLUGIN_STATE ATBDeviceControllerPlugin::initDCPlugin(QObject *eventReceiver, con
     this->serialPortName = settings.value("DEVICE_CONTROLLER/serialPort", "ttymxc2").toString();
     QByteArray printerEncoding = settings.value("DEVICE_CONTROLLER/printerEnconding", "ISO 8859-2").toString().toLatin1();
 
-    // open serial port
-    hw->dc_openSerial(5, "115200", this->serialPortName, 1);
-
-    hw->dc_autoRequest(true);
+    if (this->isMaster) {
+        // open serial port
+        hw->dc_openSerial(5, "115200", this->serialPortName, 1);
+        hw->dc_autoRequest(true);
+    }
 
     hw->dc_setNewCustomerNumber(PTUSystem::readCustomerNumber());
     hw->dc_setNewMachineNumber(PTUSystem::readMachineNumber());
@@ -105,6 +107,8 @@ PLUGIN_STATE ATBDeviceControllerPlugin::initDCPlugin(QObject *eventReceiver, con
 
 void ATBDeviceControllerPlugin::startPhysicalLayer()
 {
+    if (!this->isMaster) return;
+
     if (this->pluginState == PLUGIN_STATE::NOT_INITIALIZED)
     {
         qCritical() << "ATBDeviceControllerPlugin::startPhysicalLayer(): plugin is not initialized";
@@ -119,6 +123,8 @@ void ATBDeviceControllerPlugin::startPhysicalLayer()
 
 void ATBDeviceControllerPlugin::stopPhysicalLayer()
 {
+    if (!this->isMaster) return;
+
     if (this->pluginState == PLUGIN_STATE::NOT_INITIALIZED)
     {
         qCritical() << "ATBDeviceControllerPlugin::startPhysicalLayer(): plugin is not initialized";
@@ -927,7 +933,8 @@ bool ATBDeviceControllerPlugin::private_loadCashAgentLib(QString pluginName)
 
         // search list for plugin (.so) file:
         QStringList pluginNameList;
-        pluginNameList << "/usr/lib/libCAmaster.so"
+        pluginNameList << "/usr/lib/libCAslave.so"
+                       << "/usr/lib/libCAmaster.so"
                        << "/usr/lib/libCashAgentLib.so";
         // using C++11 range based loop:
         for (const auto& filename : pluginNameList) {
@@ -953,6 +960,14 @@ bool ATBDeviceControllerPlugin::private_loadCashAgentLib(QString pluginName)
         return false;
     }
 
+    if (pluginName.contains("slave", Qt::CaseInsensitive)) {
+        this->isMaster = false;
+    }
+    else
+    if (pluginName.contains("master", Qt::CaseInsensitive)) {
+        this->isMaster = true;
+    }
+
     QPluginLoader* pluginLoader = new QPluginLoader();
     pluginLoader->setFileName(pluginName);
 
diff --git a/src/ATBAPP/ATBDeviceControllerPlugin.h b/src/ATBAPP/ATBDeviceControllerPlugin.h
index 654613d..73f00e6 100644
--- a/src/ATBAPP/ATBDeviceControllerPlugin.h
+++ b/src/ATBAPP/ATBDeviceControllerPlugin.h
@@ -95,6 +95,8 @@ private:
 
    bool useDebug;
 
+   bool isMaster;
+
    PLUGIN_STATE pluginState;
 
    QObject* eventReceiver;