321418fcf8
* Load .env from app dir * Use `OutputDebugStringA` on Windows * Improved string manipulation in logger and better use of OutputDebugStringA * Use noquote for path * Apply TLS setting after activation * Restart after activation * Move skip debug message to correct place * Only print settings path on create, not shown * Merge common and global libs * Reduce code duplication around constants, version, etc * Simplify sprintf code * Use snprintf * Add error test menu * Coverage for dotenv * Coverage for Logger * Add missing include * Add init when no Git SHA * Update ChangeLog * Add spellings * Set debugging on for release build * Remove unused variable * Remove bad comment * Fixed copyright date * Remove import * Move URL const back to GUI * Remove dead code and duplication * Fixed/ignored lint warnings
104 lines
2.7 KiB
C++
104 lines
2.7 KiB
C++
/*
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* synergy -- mouse and keyboard sharing utility
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* Copyright (C) 2012 Symless Ltd.
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*
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* This package is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* found in the file LICENSE that should have accompanied this file.
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*
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* This package is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "IpcReader.h"
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#include "Logger.h"
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#include "byte_utils.h"
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#include "common/ipc.h"
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#include <QByteArray>
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#include <QMutex>
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#include <QTcpSocket>
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using namespace synergy::gui;
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IpcReader::IpcReader(QTcpSocket *socket) : m_Socket(socket) {}
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void IpcReader::start() const {
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connect(
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m_Socket, &QTcpSocket::readyRead, this, &IpcReader::onSocketReadyRead);
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}
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void IpcReader::stop() const {
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disconnect(
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m_Socket, &QTcpSocket::readyRead, this, &IpcReader::onSocketReadyRead);
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}
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void IpcReader::onSocketReadyRead() {
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QMutexLocker locker(&m_Mutex);
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logVerbose("ready read");
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while (m_Socket->bytesAvailable()) {
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logVerbose("bytes available");
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char codeBuf[5];
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readStream(codeBuf, 4);
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codeBuf[4] = 0;
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logVerbose(QString("ipc read: %1").arg(codeBuf));
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if (memcmp(codeBuf, kIpcMsgLogLine, 4) == 0) {
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logVerbose("reading log line");
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char lenBuf[4];
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readStream(lenBuf, 4);
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int len = bytesToInt(lenBuf, 4);
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std::vector<char> dataBuf(len);
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readStream(dataBuf.data(), len);
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QString text = QString::fromUtf8(dataBuf.data(), len);
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emit read(text);
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} else if (memcmp(codeBuf, kIpcMsgHelloBack, 4) == 0) {
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logVerbose("reading hello back");
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emit helloBack();
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} else {
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qCritical("aborting ipc read, message invalid");
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return;
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}
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}
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logVerbose("read done");
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}
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bool IpcReader::readStream(char *buffer, int length) {
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logVerbose("reading stream");
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int read = 0;
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while (read < length) {
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int ask = length - read;
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if (m_Socket->bytesAvailable() < ask) {
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logVerbose("buffer too short, waiting");
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m_Socket->waitForReadyRead(-1);
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}
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auto got = m_Socket->read(buffer, ask);
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read += got;
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logVerbose(QString("ask=%1 got=%2 read=%3").arg(ask).arg(got).arg(read));
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if (got == -1) {
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logVerbose("socket ended, aborting");
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return false;
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} else if (length - read > 0) {
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logVerbose(QString("more remains, seek to %1").arg(got));
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buffer += got;
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}
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}
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return true;
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}
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