1 files changed, 136 insertions, 0 deletions
diff --git a/facetracknoir/plugin-support.cpp b/facetracknoir/plugin-support.cpp
new file mode 100644
index 00000000..09e1c200
--- /dev/null
+++ b/facetracknoir/plugin-support.cpp
@@ -0,0 +1,136 @@
+#include "plugin-support.h"
+
+#if !(defined(_WIN32))
+#   include <dlfcn.h>
+#endif
+
+SelectedLibraries* Libraries = NULL;
+
+SelectedLibraries::~SelectedLibraries()
+{
+    if (pTracker) {
+        delete pTracker;
+        pTracker = NULL;
+    }
+
+    if (pSecondTracker) {
+        delete pSecondTracker;
+        pSecondTracker = NULL;
+    }
+
+    if (pFilter)
+        delete pFilter;
+
+    if (pProtocol)
+        delete pProtocol;
+}
+
+SelectedLibraries::SelectedLibraries(IDynamicLibraryProvider* mainApp) :
+    pTracker(NULL), pSecondTracker(NULL), pFilter(NULL), pProtocol(NULL)
+{
+    correct = false;
+    if (!mainApp)
+        return;
+    CTOR_FUNPTR ptr;
+    DynamicLibrary* lib;
+
+    lib = mainApp->current_tracker1();
+
+    if (lib && lib->Constructor) {
+        ptr = (CTOR_FUNPTR) lib->Constructor;
+        pTracker = (ITracker*) ptr();
+    }
+
+    lib = mainApp->current_tracker2();
+
+    if (lib && lib->Constructor) {
+        ptr = (CTOR_FUNPTR) lib->Constructor;
+        pSecondTracker = (ITracker*) ptr();
+    }
+
+    lib = mainApp->current_protocol();
+
+    if (lib && lib->Constructor) {
+        ptr = (CTOR_FUNPTR) lib->Constructor;
+        pProtocol = (IProtocol*) ptr();
+    }
+
+    lib = mainApp->current_filter();
+
+    if (lib && lib->Constructor) {
+        ptr = (CTOR_FUNPTR) lib->Constructor;
+        pFilter = (IFilter*) ptr();
+    }
+
+    // Check if the Protocol-server files were installed OK.
+    // Some servers also create a memory-mapping, for Inter Process Communication.
+    // The handle of the MainWindow is sent to 'The Game', so it can send a message back.
+
+    if (pProtocol)
+        if(!pProtocol->checkServerInstallationOK())
+            return;
+
+    // retrieve pointers to the User Interface and the main Application
+    if (pTracker) {
+        pTracker->StartTracker( mainApp->get_video_widget() );
+    }
+    if (pSecondTracker) {
+        pSecondTracker->StartTracker( mainApp->get_video_widget() );
+    }
+
+    correct = true;
+}
+
+DynamicLibrary::DynamicLibrary(const QString& filename)
+{
+    this->filename = filename;
+#if defined(_WIN32)
+    QString fullPath = QCoreApplication::applicationDirPath() + "/" + this->filename;
+    handle = new QLibrary(fullPath);
+    qDebug() << handle->errorString();
+    Dialog = (SETTINGS_FUNCTION) handle->resolve(MAYBE_STDCALL_UNDERSCORE "GetDialog" CALLING_CONVENTION_SUFFIX_VOID_FUNCTION);
+    qDebug() << handle->errorString();
+    Constructor = (NULLARY_DYNAMIC_FUNCTION) handle->resolve(MAYBE_STDCALL_UNDERSCORE "GetConstructor" CALLING_CONVENTION_SUFFIX_VOID_FUNCTION);
+    qDebug() << handle->errorString();
+    Metadata = (METADATA_FUNCTION) handle->resolve(MAYBE_STDCALL_UNDERSCORE "GetMetadata" CALLING_CONVENTION_SUFFIX_VOID_FUNCTION);
+    qDebug() << handle->errorString();
+#else
+    QByteArray latin1 = QFile::encodeName(filename);
+    handle = dlopen(latin1.constData(), RTLD_NOW |
+#   ifdef __linux
+                    RTLD_DEEPBIND
+#   elif defined(__APPLE__)
+                    RTLD_LOCAL|RTLD_FIRST|RTLD_NOW
+#   else
+                    0
+#   endif
+                    );
+    if (handle)
+    {
+        fprintf(stderr, "Error, if any: %s\n", dlerror());
+        fflush(stderr);
+        Dialog = (DIALOG_FUNPTR) dlsym(handle, "GetDialog");
+        fprintf(stderr, "Error, if any: %s\n", dlerror());
+        fflush(stderr);
+        Constructor = (CTOR_FUNPTR) dlsym(handle, "GetConstructor");
+        fprintf(stderr, "Error, if any: %s\n", dlerror());
+        fflush(stderr);
+        Metadata = (METADATA_FUNPTR) dlsym(handle, "GetMetadata");
+        fprintf(stderr, "Error, if any: %s\n", dlerror());
+        fflush(stderr);
+    } else {
+        fprintf(stderr, "Error, if any: %s\n", dlerror());
+        fflush(stderr);
+    }
+#endif
+}
+
+DynamicLibrary::~DynamicLibrary()
+{
+#if defined(_WIN32)
+    handle->unload();
+#else
+    if (handle)
+        (void) dlclose(handle);
+#endif
+}