146 lines
4 KiB
C++
146 lines
4 KiB
C++
/*
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* synergy -- mouse and keyboard sharing utility
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* Copyright (C) 2015 Synergy Si Inc.
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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 "server/ClientProxy1_6.h"
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#include "server/Server.h"
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#include "synergy/ProtocolUtil.h"
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#include "synergy/StreamChunker.h"
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#include "synergy/ClipboardChunk.h"
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#include "io/IStream.h"
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#include "base/TMethodEventJob.h"
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#include "base/Log.h"
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//
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// ClientProxy1_6
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//
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ClientProxy1_6::ClientProxy1_6(const String& name, synergy::IStream* stream, Server* server, IEventQueue* events) :
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ClientProxy1_5(name, stream, server, events),
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m_events(events)
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{
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m_events->adoptHandler(m_events->forClipboard().clipboardSending(),
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this,
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new TMethodEventJob<ClientProxy1_6>(this,
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&ClientProxy1_6::handleClipboardSendingEvent));
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}
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ClientProxy1_6::~ClientProxy1_6()
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{
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}
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void
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ClientProxy1_6::setClipboard(ClipboardID id, const IClipboard* clipboard)
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{
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// ignore if this clipboard is already clean
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if (m_clipboard[id].m_dirty) {
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// this clipboard is now clean
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m_clipboard[id].m_dirty = false;
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Clipboard::copy(&m_clipboard[id].m_clipboard, clipboard);
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String data = m_clipboard[id].m_clipboard.marshall();
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size_t size = data.size();
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LOG((CLOG_DEBUG "sending clipboard %d to \"%s\"", id, getName().c_str()));
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StreamChunker::sendClipboard(data, size, id, 0, m_events, this);
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LOG((CLOG_DEBUG "sent clipboard size=%d", size));
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}
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}
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void
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ClientProxy1_6::handleClipboardSendingEvent(const Event& event, void*)
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{
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void* data = event.getData();
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ClipboardChunk* clipboardData = reinterpret_cast<ClipboardChunk*>(data);
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LOG((CLOG_DEBUG1 "sending clipboard chunk"));
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char* chunk = clipboardData->m_chunk;
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ClipboardID id = chunk[0];
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UInt32* seq = reinterpret_cast<UInt32*>(&chunk[1]);
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UInt32 sequence = *seq;
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UInt8 mark = chunk[5];
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String dataChunk(&chunk[6], clipboardData->m_dataSize);
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switch (mark) {
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case kDataStart:
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LOG((CLOG_DEBUG2 "file sending start: size=%s", dataChunk.c_str()));
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break;
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case kDataChunk:
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LOG((CLOG_DEBUG2 "file chunk sending: size=%i", dataChunk.size()));
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break;
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case kDataEnd:
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LOG((CLOG_DEBUG2 "file sending finished"));
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break;
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}
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ProtocolUtil::writef(getStream(), kMsgDClipboard, id, sequence, mark, &dataChunk);
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}
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bool
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ClientProxy1_6::recvClipboard()
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{
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// parse message
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static String dataCached;
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static size_t expectedSize;
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ClipboardID id;
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UInt8 mark;
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UInt32 seqNum;
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String data;
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if (!ProtocolUtil::readf(getStream(),
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kMsgDClipboard + 4, &id, &seqNum, &mark, &data)) {
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return false;
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}
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if (mark == kDataStart) {
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expectedSize = synergy::string::stringToSizeType(data);
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LOG((CLOG_DEBUG "start receiving clipboard data"));
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dataCached.clear();
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}
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else if (mark == kDataChunk) {
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dataCached.append(data);
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}
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else if (mark == kDataEnd) {
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LOG((CLOG_DEBUG "received client \"%s\" clipboard %d seqnum=%d, size=%d", getName().c_str(), id, seqNum, dataCached.size()));
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// validate
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if (id >= kClipboardEnd) {
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return false;
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}
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else if (expectedSize != dataCached.size()) {
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LOG((CLOG_ERR "corrupted clipboard data, expected size=%d actual size=%d", expectedSize, dataCached.size()));
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return false;
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}
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// save clipboard
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m_clipboard[id].m_clipboard.unmarshall(dataCached, 0);
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m_clipboard[id].m_sequenceNumber = seqNum;
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// notify
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ClipboardInfo* info = new ClipboardInfo;
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info->m_id = id;
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info->m_sequenceNumber = seqNum;
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m_events->addEvent(Event(m_events->forClipboard().clipboardChanged(),
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getEventTarget(), info));
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}
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return true;
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}
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