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Send clipboard data in small chunks without using thread #4601

This commit is contained in:
Jerry (Xinyu Hou) 2015-05-15 14:26:57 -07:00 committed by Xinyu Hou
parent 08aee6cba7
commit 44089d55e8
7 changed files with 137 additions and 45 deletions
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31
src/lib/client/ServerProxy.cpp
View File

@ -545,22 +545,33 @@ void
ServerProxy::setClipboard()
{
// parse
static String dataCached;
ClipboardID id;
UInt32 seqNum;
size_t mark = 0;
String data;
ProtocolUtil::readf(m_stream, kMsgDClipboard + 4, &id, &seqNum, &data);
LOG((CLOG_DEBUG "recv clipboard %d size=%d", id, data.size()));
ProtocolUtil::readf(m_stream, kMsgDClipboard + 4, &id, &seqNum, &mark, &data);
if (mark == kDataStart) {
//TODO: validate size
LOG((CLOG_DEBUG "start receiving clipboard data"));
dataCached.clear();
}
else if (mark == kDataChunk) {
dataCached.append(data);
}
else if (mark == kDataEnd) {
LOG((CLOG_DEBUG "received clipboard %d size=%d", id, dataCached.size()));
// validate
if (id >= kClipboardEnd) {
return;
}
// forward
Clipboard clipboard;
clipboard.unmarshall(data, 0);
clipboard.unmarshall(dataCached, 0);
m_client->setClipboard(id, &clipboard);
}
}
void
ServerProxy::grabClipboard()
@ -857,7 +868,7 @@ ServerProxy::fileChunkReceived()
ProtocolUtil::readf(m_stream, kMsgDFileTransfer + 4, &mark, &content);
switch (mark) {
case kFileStart:
case kDataStart:
m_client->clearReceivedFileData();
m_client->setExpectedFileSize(content);
if (CLOG->getFilter() >= kDEBUG2) {
@ -866,7 +877,7 @@ ServerProxy::fileChunkReceived()
}
break;
case kFileChunk:
case kDataChunk:
m_client->fileChunkReceived(content);
if (CLOG->getFilter() >= kDEBUG2) {
LOG((CLOG_DEBUG2 "recv file data from server: size=%i", content.size()));
@ -884,7 +895,7 @@ ServerProxy::fileChunkReceived()
}
break;
case kFileEnd:
case kDataEnd:
m_events->addEvent(Event(m_events->forIScreen().fileRecieveCompleted(), m_client));
if (CLOG->getFilter() >= kDEBUG2) {
LOG((CLOG_DEBUG2 "file data transfer finished"));
@ -915,15 +926,15 @@ ServerProxy::fileChunkSending(UInt8 mark, char* data, size_t dataSize)
String chunk(data, dataSize);
switch (mark) {
case kFileStart:
case kDataStart:
LOG((CLOG_DEBUG2 "file sending start: size=%s", data));
break;
case kFileChunk:
case kDataChunk:
LOG((CLOG_DEBUG2 "file chunk sending: size=%i", chunk.size()));
break;
case kFileEnd:
case kDataEnd:
LOG((CLOG_DEBUG2 "file sending finished"));
break;
}

110
src/lib/server/ClientProxy1_5.cpp
View File

@ -18,12 +18,15 @@
#include "server/ClientProxy1_5.h"
#include "server/Server.h"
#include "synergy/FileChunker.h"
#include "synergy/ProtocolUtil.h"
#include "mt/Thread.h"
#include "io/IStream.h"
#include "base/TMethodJob.h"
#include "base/Log.h"
#include <sstream>
//
// ClientProxy1_5
//
@ -57,15 +60,15 @@ ClientProxy1_5::fileChunkSending(UInt8 mark, char* data, size_t dataSize)
String chunk(data, dataSize);
switch (mark) {
case kFileStart:
case kDataStart:
LOG((CLOG_DEBUG2 "file sending start: size=%s", data));
break;
case kFileChunk:
case kDataChunk:
LOG((CLOG_DEBUG2 "file chunk sending: size=%i", chunk.size()));
break;
case kFileEnd:
case kDataEnd:
LOG((CLOG_DEBUG2 "file sending finished"));
break;
}
@ -82,12 +85,50 @@ ClientProxy1_5::setClipboard(ClipboardID id, const IClipboard* clipboard)
m_clipboard[id].m_dirty = false;
Clipboard::copy(&m_clipboard[id].m_clipboard, clipboard);
m_clipboardData = m_clipboard[id].m_clipboard.marshall();
String data = m_clipboard[id].m_clipboard.marshall();
m_sendFileThread = new Thread(
new TMethodJob<ClientProxy1_5>(
this, &ClientProxy1_5::sendClipboardThread,
reinterpret_cast<void*>(id)));
size_t size = data.size();
LOG((CLOG_DEBUG "sending clipboard %d to \"%s\" size=%d", id, getName().c_str(), size));
//TODO: refactor FileChunker and use thread
// send first message (file size)
std::stringstream ss;
ss << size;
String dataSize = ss.str();
ProtocolUtil::writef(getStream(), kMsgDClipboard, id, 0, kDataStart, &dataSize);
// send chunk messages with a fixed chunk size
size_t sentLength = 0;
size_t chunkSize = 2048;
Stopwatch stopwatch;
stopwatch.start();
while (true) {
if (stopwatch.getTime() > 0.1f) {
// make sure we don't read too much from the mock data.
if (sentLength + chunkSize > size) {
chunkSize = size - sentLength;
}
String chunk(data.substr(sentLength, chunkSize).c_str(), chunkSize);
ProtocolUtil::writef(getStream(), kMsgDClipboard, id, 0, kDataChunk, &chunk);
sentLength += chunkSize;
if (sentLength == size) {
break;
}
stopwatch.reset();
}
}
// send last message
ProtocolUtil::writef(getStream(), kMsgDClipboard, id, 0, kDataEnd, "\0");
// m_sendFileThread = new Thread(
// new TMethodJob<ClientProxy1_5>(
// this, &ClientProxy1_5::sendClipboardThread,
// reinterpret_cast<void*>(id)));
}
}
@ -117,7 +158,7 @@ ClientProxy1_5::fileChunkReceived()
Server* server = getServer();
switch (mark) {
case kFileStart:
case kDataStart:
server->clearReceivedFileData();
server->setExpectedFileSize(content);
if (CLOG->getFilter() >= kDEBUG2) {
@ -126,7 +167,7 @@ ClientProxy1_5::fileChunkReceived()
}
break;
case kFileChunk:
case kDataChunk:
server->fileChunkReceived(content);
if (CLOG->getFilter() >= kDEBUG2) {
LOG((CLOG_DEBUG2 "recv file data from client: chunck size=%i", content.size()));
@ -144,7 +185,7 @@ ClientProxy1_5::fileChunkReceived()
}
break;
case kFileEnd:
case kDataEnd:
m_events->addEvent(Event(m_events->forIScreen().fileRecieveCompleted(), server));
if (CLOG->getFilter() >= kDEBUG2) {
LOG((CLOG_DEBUG2 "file data transfer finished"));
@ -172,7 +213,48 @@ ClientProxy1_5::dragInfoReceived()
void
ClientProxy1_5::sendClipboardThread(void* data)
{
size_t id = reinterpret_cast<size_t>(data);
LOG((CLOG_DEBUG "sending clipboard %d to \"%s\" size=%d", id, getName().c_str(), m_clipboardData.size()));
ProtocolUtil::writef(getStream(), kMsgDClipboard, id, 0, &m_clipboardData);
//size_t id = reinterpret_cast<size_t>(data);
//String clipboardData = m_clipboardData.at(id);
//int size = clipboardData.size();
//LOG((CLOG_DEBUG "sending clipboard %d to \"%s\" size=%d", id, getName().c_str(), size));
////TODO: refactor FileChunker
//// send first message (file size)
//std::stringstream ss;
//ss << size;
//String dataSize = ss.str();
//ProtocolUtil::writef(getStream(), kMsgDClipboard, id, 0, kDataStart, &dataSize);
//// send chunk messages with a fixed chunk size
//size_t sentLength = 0;
//size_t chunkSize = 2048;
//Stopwatch stopwatch;
//stopwatch.start();
//while (true) {
// if (stopwatch.getTime() > 0.1f) {
// // make sure we don't read too much from the mock data.
// if (sentLength + chunkSize > size) {
// chunkSize = size - sentLength;
// }
// char* chunk = new char[chunkSize];
// memcpy(chunk, clipboardData.substr(sentLength, chunkSize).c_str(), chunkSize);
// //String chunk(clipboardData.substr(sentLength, chunkSize).c_str(), chunkSize);
// //int sizetest = chunk.size();
// //sizetest++;
// //sizetest--;
// ProtocolUtil::writef(getStream(), kMsgDClipboard, id, 0, kDataChunk, chunk);
// sentLength += chunkSize;
// if (sentLength == size) {
// break;
// }
// stopwatch.reset();
// }
//}
//// send last message
//ProtocolUtil::writef(getStream(), kMsgDClipboard, id, 0, kDataEnd, "\0");
}

4
src/lib/server/ClientProxy1_5.h
View File

@ -19,6 +19,7 @@
#include "server/ClientProxy1_4.h"
#include "base/Stopwatch.h"
#include "common/stdvector.h"
class Server;
class IEventQueue;
@ -48,6 +49,5 @@ private:
double m_elapsedTime;
size_t m_receivedDataSize;
static const UInt16 m_intervalThreshold;
Thread* m_sendFileThread;
String m_clipboardData;
//Thread* m_sendFileThread;
};

6
src/lib/synergy/FileChunker.cpp
View File

@ -54,7 +54,7 @@ FileChunker::sendFileChunks(char* filename, IEventQueue* events, void* eventTarg
FileChunk* sizeMessage = new FileChunk(sizeLength + 2);
char* chunkData = sizeMessage->m_chunk;
chunkData[0] = kFileStart;
chunkData[0] = kDataStart;
memcpy(&chunkData[1], fileSize.c_str(), sizeLength);
chunkData[sizeLength + 1] = '\0';
events->addEvent(Event(events->forIScreen().fileChunkSending(), eventTarget, sizeMessage));
@ -76,7 +76,7 @@ FileChunker::sendFileChunks(char* filename, IEventQueue* events, void* eventTarg
FileChunk* fileChunk = new FileChunk(chunkSize + 2);
char* chunkData = fileChunk->m_chunk;
chunkData[0] = kFileChunk;
chunkData[0] = kDataChunk;
file.read(&chunkData[1], chunkSize);
chunkData[chunkSize + 1] = '\0';
events->addEvent(Event(events->forIScreen().fileChunkSending(), eventTarget, fileChunk));
@ -96,7 +96,7 @@ FileChunker::sendFileChunks(char* filename, IEventQueue* events, void* eventTarg
FileChunk* transferFinished = new FileChunk(2);
chunkData = transferFinished->m_chunk;
chunkData[0] = kFileEnd;
chunkData[0] = kDataEnd;
chunkData[1] = '\0';
events->addEvent(Event(events->forIScreen().fileChunkSending(), eventTarget, transferFinished));

2
src/lib/synergy/protocol_types.cpp
View File

@ -41,7 +41,7 @@ const char* kMsgDMouseMove = "DMMV%2i%2i";
const char* kMsgDMouseRelMove = "DMRM%2i%2i";
const char* kMsgDMouseWheel = "DMWM%2i%2i";
const char* kMsgDMouseWheel1_0 = "DMWM%2i";
const char* kMsgDClipboard = "DCLP%1i%4i%s";
const char* kMsgDClipboard = "DCLP%1i%4i%1i%s";
const char* kMsgDInfo = "DINF%2i%2i%2i%2i%2i%2i%2i";
const char* kMsgDSetOptions = "DSOP%4I";
const char* kMsgDFileTransfer = "DFTR%1i%s";

11
src/lib/synergy/protocol_types.h
View File

@ -70,13 +70,12 @@ enum EDirectionMask {
};
// file transfer constants
enum EFileTransfer {
kFileStart = 1,
kFileChunk = 2,
kFileEnd = 3
enum EDataTransfer {
kDataStart = 1,
kDataChunk = 2,
kDataEnd = 3
};
//
// message codes (trailing NUL is not part of code). in comments, $n
// refers to the n'th argument (counting from one). message codes are
@ -225,7 +224,7 @@ extern const char* kMsgDMouseWheel;
extern const char* kMsgDMouseWheel1_0;
// clipboard data: primary <-> secondary
// $2 = sequence number, $3 = clipboard data. the sequence number
// $2 = sequence number, $3 = mark $4 = clipboard data. the sequence number
// is 0 when sent by the primary. secondary screens should use the
// sequence number from the most recent kMsgCEnter. $1 = clipboard
// identifier.

6
src/test/integtests/net/NetworkTests.cpp
View File

@ -420,7 +420,7 @@ NetworkTests::sendMockData(void* eventTarget)
FileChunker::FileChunk* sizeMessage = new FileChunker::FileChunk(sizeLength + 2);
char* chunkData = sizeMessage->m_chunk;
chunkData[0] = kFileStart;
chunkData[0] = kDataStart;
memcpy(&chunkData[1], size.c_str(), sizeLength);
chunkData[sizeLength + 1] = '\0';
m_events.addEvent(Event(m_events.forIScreen().fileChunkSending(), eventTarget, sizeMessage));
@ -440,7 +440,7 @@ NetworkTests::sendMockData(void* eventTarget)
FileChunker::FileChunk* fileChunk = new FileChunker::FileChunk(chunkSize + 2);
char* chunkData = fileChunk->m_chunk;
chunkData[0] = kFileChunk;
chunkData[0] = kDataChunk;
memcpy(&chunkData[1], &m_mockData[sentLength], chunkSize);
chunkData[chunkSize + 1] = '\0';
m_events.addEvent(Event(m_events.forIScreen().fileChunkSending(), eventTarget, fileChunk));
@ -458,7 +458,7 @@ NetworkTests::sendMockData(void* eventTarget)
FileChunker::FileChunk* transferFinished = new FileChunker::FileChunk(2);
chunkData = transferFinished->m_chunk;
chunkData[0] = kFileEnd;
chunkData[0] = kDataEnd;
chunkData[1] = '\0';
m_events.addEvent(Event(m_events.forIScreen().fileChunkSending(), eventTarget, transferFinished));
}