mirror of
https://github.com/RGBCube/serenity
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d3a89ce737
This library currently contains a basic WebSocket client that can handle both standard TCP websockets and TLS websockets.
118 lines
3.6 KiB
C++
118 lines
3.6 KiB
C++
/*
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* Copyright (c) 2021, The SerenityOS developers.
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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 <LibWebSocket/Impl/TLSv12WebSocketConnectionImpl.h>
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namespace WebSocket {
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TLSv12WebSocketConnectionImpl::TLSv12WebSocketConnectionImpl(Core::Object* parent)
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: AbstractWebSocketImpl(parent)
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{
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}
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TLSv12WebSocketConnectionImpl::~TLSv12WebSocketConnectionImpl()
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{
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discard_connection();
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}
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void TLSv12WebSocketConnectionImpl::connect(ConnectionInfo const& connection)
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{
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VERIFY(!m_socket);
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VERIFY(on_connected);
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VERIFY(on_connection_error);
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VERIFY(on_ready_to_read);
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m_socket = TLS::TLSv12::construct(this);
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m_notifier = Core::Notifier::construct(m_socket->fd(), Core::Notifier::Read);
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m_notifier->on_ready_to_read = [this] {
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on_ready_to_read();
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};
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m_socket->set_root_certificates(DefaultRootCACertificates::the().certificates());
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m_socket->on_tls_error = [this](TLS::AlertDescription) {
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on_connection_error();
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};
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m_socket->on_tls_ready_to_write = [this] {
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on_connected();
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};
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m_socket->on_tls_finished = [this] {
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on_connection_error();
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};
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m_socket->on_tls_certificate_request = [this](auto&) {
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// FIXME : Once we handle TLS certificate requests, handle it here as well.
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};
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bool success = m_socket->connect(connection.url().host(), connection.url().port());
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if (!success) {
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deferred_invoke([this](auto&) {
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on_connection_error();
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});
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}
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}
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bool TLSv12WebSocketConnectionImpl::send(ReadonlyBytes data)
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{
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return m_socket->write(data);
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}
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bool TLSv12WebSocketConnectionImpl::can_read_line()
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{
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return m_socket->can_read_line();
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}
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String TLSv12WebSocketConnectionImpl::read_line(size_t size)
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{
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return m_socket->read_line(size);
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}
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bool TLSv12WebSocketConnectionImpl::can_read()
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{
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return m_socket->can_read();
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}
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ByteBuffer TLSv12WebSocketConnectionImpl::read(int max_size)
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{
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return m_socket->read(max_size);
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}
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bool TLSv12WebSocketConnectionImpl::eof()
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{
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return m_socket->eof();
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}
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void TLSv12WebSocketConnectionImpl::discard_connection()
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{
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if (!m_socket)
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return;
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m_socket->on_tls_connected = nullptr;
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m_socket->on_tls_error = nullptr;
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m_socket->on_tls_finished = nullptr;
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m_socket->on_tls_certificate_request = nullptr;
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m_socket->on_ready_to_read = nullptr;
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remove_child(*m_socket);
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m_socket = nullptr;
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}
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}
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