mirror of
https://github.com/hyprwm/Hyprland
synced 2024-11-05 11:25:59 +01:00
141 lines
4 KiB
C++
141 lines
4 KiB
C++
#include "EventManager.hpp"
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#include "../Compositor.hpp"
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#include <errno.h>
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#include <fcntl.h>
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#include <netinet/in.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/socket.h>
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <sys/un.h>
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#include <unistd.h>
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#include <sys/ioctl.h>
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#include <string>
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CEventManager::CEventManager() {}
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int fdHandleWrite(int fd, uint32_t mask, void* data) {
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auto removeFD = [&](int fd) -> void {
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const auto ACCEPTEDFDS = (std::deque<std::pair<int, wl_event_source*>>*)data;
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for (auto it = ACCEPTEDFDS->begin(); it != ACCEPTEDFDS->end();) {
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if (it->first == fd) {
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wl_event_source_remove(it->second); // remove this fd listener
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it = ACCEPTEDFDS->erase(it);
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} else {
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it++;
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}
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}
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close(fd);
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};
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if (mask & WL_EVENT_ERROR || mask & WL_EVENT_HANGUP) {
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// remove, hanged up
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removeFD(fd);
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return 0;
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}
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int availableBytes;
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if (ioctl(fd, FIONREAD, &availableBytes) == -1) {
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Debug::log(ERR, "fd {} sent invalid data (1)", fd);
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removeFD(fd);
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return 0;
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}
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char buf[availableBytes];
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const auto RECEIVED = recv(fd, buf, availableBytes, 0);
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if (RECEIVED == -1) {
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Debug::log(ERR, "fd {} sent invalid data (2)", fd);
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removeFD(fd);
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return 0;
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}
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return 0;
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}
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void CEventManager::startThread() {
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m_tThread = std::thread([&]() {
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const auto SOCKET = socket(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0);
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if (SOCKET < 0) {
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Debug::log(ERR, "Couldn't start the Hyprland Socket 2. (1) IPC will not work.");
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return;
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}
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sockaddr_un SERVERADDRESS = {.sun_family = AF_UNIX};
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std::string socketPath = "/tmp/hypr/" + g_pCompositor->m_szInstanceSignature + "/.socket2.sock";
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strncpy(SERVERADDRESS.sun_path, socketPath.c_str(), sizeof(SERVERADDRESS.sun_path) - 1);
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bind(SOCKET, (sockaddr*)&SERVERADDRESS, SUN_LEN(&SERVERADDRESS));
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// 10 max queued.
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listen(SOCKET, 10);
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sockaddr_in clientAddress;
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socklen_t clientSize = sizeof(clientAddress);
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Debug::log(LOG, "Hypr socket 2 started at {}", socketPath);
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while (1) {
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const auto ACCEPTEDCONNECTION = accept4(SOCKET, (sockaddr*)&clientAddress, &clientSize, SOCK_CLOEXEC);
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if (ACCEPTEDCONNECTION > 0) {
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// new connection!
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int flagsNew = fcntl(ACCEPTEDCONNECTION, F_GETFL, 0);
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fcntl(ACCEPTEDCONNECTION, F_SETFL, flagsNew | O_NONBLOCK);
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Debug::log(LOG, "Socket 2 accepted a new client at FD {}", ACCEPTEDCONNECTION);
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// add to event loop so we can close it when we need to
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m_dAcceptedSocketFDs.push_back(
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{ACCEPTEDCONNECTION, wl_event_loop_add_fd(g_pCompositor->m_sWLEventLoop, ACCEPTEDCONNECTION, WL_EVENT_READABLE, fdHandleWrite, &m_dAcceptedSocketFDs)});
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}
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}
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close(SOCKET);
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});
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m_tThread.detach();
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}
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void CEventManager::flushEvents() {
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eventQueueMutex.lock();
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for (auto& ev : m_dQueuedEvents) {
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std::string eventString = (ev.event + ">>" + ev.data).substr(0, 1022) + "\n";
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for (auto& fd : m_dAcceptedSocketFDs) {
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try {
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write(fd.first, eventString.c_str(), eventString.length());
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} catch (...) {}
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}
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}
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m_dQueuedEvents.clear();
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eventQueueMutex.unlock();
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}
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void CEventManager::postEvent(const SHyprIPCEvent event) {
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if (g_pCompositor->m_bIsShuttingDown) {
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Debug::log(WARN, "Suppressed (ignoreevents true / shutting down) event of type {}, content: {}", event.event, event.data);
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return;
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}
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std::thread(
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[&](const SHyprIPCEvent ev) {
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eventQueueMutex.lock();
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m_dQueuedEvents.push_back(ev);
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eventQueueMutex.unlock();
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flushEvents();
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},
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event)
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.detach();
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}
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