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/* Copyright (C) 2015 BMW Group
* Author: Lutz Bichler (lutz.bichler@bmw.de)
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include <iostream>
#include <thread>
#include <glib.h>
#include <gio/gio.h>
#include <CommonAPI/CommonAPI.hpp>
#include "E07MainloopStubImpl.hpp"
using namespace std;
GIOChannel* channel;
gboolean callIncCounter(void* service) {
E07MainloopStubImpl* myService = static_cast<E07MainloopStubImpl*>(service);
myService->incAttrX();
return true;
}
gboolean callWaitingInfo(void* service) {
std::cout << "Waiting for calls... (Abort with CTRL+C)" << std::endl;
return true;
}
class GDispatchWrapper: public GSource {
public:
GDispatchWrapper(CommonAPI::DispatchSource* dispatchSource): dispatchSource_(dispatchSource) {}
CommonAPI::DispatchSource* dispatchSource_;
};
gboolean dispatchPrepare ( GSource* source, gint* timeout ) {
bool result = false;
int64_t eventTimeout;
result = static_cast<GDispatchWrapper*>(source)->dispatchSource_->prepare(eventTimeout);
*timeout = eventTimeout;
return result;
}
gboolean dispatchCheck ( GSource* source ) {
return static_cast<GDispatchWrapper*>(source)->dispatchSource_->check();
}
gboolean dispatchExecute ( GSource* source, GSourceFunc callback, gpointer userData ) {
static_cast<GDispatchWrapper*>(source)->dispatchSource_->dispatch();
return true;
}
static GSourceFuncs standardGLibSourceCallbackFuncs = {
dispatchPrepare,
dispatchCheck,
dispatchExecute,
NULL
};
gboolean gWatchDispatcher ( GIOChannel *source, GIOCondition condition, gpointer userData ) {
CommonAPI::Watch* watch = static_cast<CommonAPI::Watch*>(userData);
#ifdef WIN32
condition = static_cast<GIOCondition>(POLLIN);
#endif
watch->dispatch(condition);
return true;
}
gboolean gTimeoutDispatcher ( void* userData ) {
return static_cast<CommonAPI::DispatchSource*>(userData)->dispatch();
}
void watchAddedCallback ( CommonAPI::Watch* watch, const CommonAPI::DispatchPriority dispatchPriority ) {
const pollfd& fileDesc = watch->getAssociatedFileDescriptor();
#ifdef WIN32
channel = g_io_channel_win32_new_socket(fileDesc.fd);
GSource* gWatch = g_io_create_watch(channel, GIOCondition::G_IO_IN);
#else
channel = g_io_channel_unix_new(fileDesc.fd);
GSource* gWatch = g_io_create_watch(channel, static_cast<GIOCondition>(fileDesc.events));
#endif
g_source_set_callback(gWatch, reinterpret_cast<GSourceFunc>(&gWatchDispatcher), watch, NULL);
const auto& dependentSources = watch->getDependentDispatchSources();
for (auto dependentSourceIterator = dependentSources.begin();
dependentSourceIterator != dependentSources.end();
dependentSourceIterator++) {
GSource* gDispatchSource = g_source_new(&standardGLibSourceCallbackFuncs, sizeof(GDispatchWrapper));
static_cast<GDispatchWrapper*>(gDispatchSource)->dispatchSource_ = *dependentSourceIterator;
g_source_add_child_source(gWatch, gDispatchSource);
}
int source = g_source_attach(gWatch, NULL);
}
void watchRemovedCallback ( CommonAPI::Watch* watch ) {
g_source_remove_by_user_data(watch);
if(channel) {
g_io_channel_unref(channel);
channel = NULL;
}
}
int main() {
CommonAPI::Runtime::setProperty("LogContext", "E07S");
CommonAPI::Runtime::setProperty("LibraryBase", "E07Mainloop");
std::shared_ptr<CommonAPI::Runtime> runtime = CommonAPI::Runtime::get();
std::string domain = "local";
std::string instance = "commonapi.examples.Mainloop";
std::string connection = "service-sample";
std::shared_ptr<CommonAPI::MainLoopContext> mainloopContext = std::make_shared<CommonAPI::MainLoopContext>(connection);
std::function<void(CommonAPI::Watch*, const CommonAPI::DispatchPriority)> f_watchAddedCallback = watchAddedCallback;
std::function<void(CommonAPI::Watch*)> f_watchRemovedCallback = watchRemovedCallback;
mainloopContext->subscribeForWatches(f_watchAddedCallback, f_watchRemovedCallback);
std::shared_ptr<E07MainloopStubImpl> myService = std::make_shared<E07MainloopStubImpl>();
bool successfullyRegistered = runtime->registerService(domain, instance, myService, mainloopContext);
while (!successfullyRegistered) {
std::cout << "Register Service failed, trying again in 100 milliseconds..." << std::endl;
std::this_thread::sleep_for(std::chrono::milliseconds(100));
successfullyRegistered = runtime->registerService(domain, instance, myService, mainloopContext);
}
std::cout << "Successfully Registered Service!" << std::endl;
GMainLoop* mainloop = NULL;
mainloop = g_main_loop_new(NULL, FALSE);
void *servicePtr = (void*)myService.get();
g_timeout_add_seconds(10, callWaitingInfo, servicePtr);
g_timeout_add(2500, callIncCounter, servicePtr);
g_main_loop_run (mainloop);
g_main_loop_unref (mainloop);
return 0;
}
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