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LibCore: Remove leading C from filenames
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214 changed files with 361 additions and 361 deletions
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@ -1,154 +0,0 @@
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/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <LibCore/CLocalServer.h>
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#include <LibCore/CLocalSocket.h>
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#include <LibCore/CNotifier.h>
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#include <stdio.h>
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#include <sys/socket.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#ifndef SOCK_NONBLOCK
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#include <sys/ioctl.h>
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#endif
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namespace Core {
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LocalServer::LocalServer(Object* parent)
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: Object(parent)
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{
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}
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LocalServer::~LocalServer()
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{
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}
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bool LocalServer::take_over_from_system_server()
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{
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if (m_listening)
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return false;
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constexpr auto socket_takeover = "SOCKET_TAKEOVER";
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if (getenv(socket_takeover)) {
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dbg() << "Taking the socket over from SystemServer";
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// Sanity check: it has to be a socket.
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struct stat stat;
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int rc = fstat(3, &stat);
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if (rc == 0 && S_ISSOCK(stat.st_mode)) {
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// The SystemServer has passed us the socket as fd 3,
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// so use that instead of creating our own.
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m_fd = 3;
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// It had to be !CLOEXEC for obvious reasons, but we
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// don't need it to be !CLOEXEC anymore, so set the
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// CLOEXEC flag now.
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fcntl(m_fd, F_SETFD, FD_CLOEXEC);
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// We wouldn't want our children to think we're passing
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// them a socket either, so unset the env variable.
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unsetenv(socket_takeover);
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m_listening = true;
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setup_notifier();
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return true;
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} else {
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if (rc != 0)
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perror("fstat");
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dbg() << "It's not a socket, what the heck??";
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}
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}
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dbg() << "Failed to take the socket over from SystemServer";
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return false;
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}
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void LocalServer::setup_notifier()
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{
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m_notifier = Notifier::construct(m_fd, Notifier::Event::Read, this);
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m_notifier->on_ready_to_read = [this] {
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if (on_ready_to_accept)
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on_ready_to_accept();
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};
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}
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bool LocalServer::listen(const String& address)
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{
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if (m_listening)
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return false;
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int rc;
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#ifdef SOCK_NONBLOCK
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m_fd = socket(AF_LOCAL, SOCK_STREAM | SOCK_NONBLOCK | SOCK_CLOEXEC, 0);
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#else
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m_fd = socket(AF_LOCAL, SOCK_STREAM, 0);
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int option = 1;
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ioctl(m_fd, FIONBIO, &option);
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fcntl(m_fd, F_SETFD, FD_CLOEXEC);
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#endif
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ASSERT(m_fd >= 0);
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rc = fchmod(m_fd, 0600);
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if (rc < 0) {
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perror("fchmod");
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ASSERT_NOT_REACHED();
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}
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auto socket_address = SocketAddress::local(address);
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auto un = socket_address.to_sockaddr_un();
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rc = ::bind(m_fd, (const sockaddr*)&un, sizeof(un));
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if (rc < 0) {
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perror("bind");
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ASSERT_NOT_REACHED();
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}
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rc = ::listen(m_fd, 5);
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if (rc < 0) {
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perror("listen");
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ASSERT_NOT_REACHED();
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}
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m_listening = true;
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setup_notifier();
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return true;
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}
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RefPtr<LocalSocket> LocalServer::accept()
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{
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ASSERT(m_listening);
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sockaddr_un un;
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socklen_t un_size = sizeof(un);
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int accepted_fd = ::accept(m_fd, (sockaddr*)&un, &un_size);
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if (accepted_fd < 0) {
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perror("accept");
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return nullptr;
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}
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return LocalSocket::construct(accepted_fd);
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}
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}
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