/**
* Client send:
* 2 - U8 - shared flag
*
* Server send:
* 2 - U16 - framebuffer-width
* 2 - U16 - framebuffer-height
* 16 - PixelFormat - server-pixel-format
* 4 - U32 - name-length
* name-length - U8 array - name-string
*/
void RemoteViewerCore::clientAndServerInit()
{
if (m_sharedFlag) {
m_logWriter.info(_T("Setting share flag in on..."));
} else {
m_logWriter.info(_T("Setting share flag is off..."));
}
m_output->writeUInt8(m_sharedFlag);
m_output->flush();
m_logWriter.debug(_T("Shared flag is set"));
UINT16 width = m_input->readUInt16();
UINT16 height = m_input->readUInt16();
Dimension screenDimension(width, height);
PixelFormat serverPixelFormat = readPixelFormat();
{
AutoLock al(&m_fbLock);
setFbProperties(&screenDimension, &serverPixelFormat);
}
UINT32 sizeInBytes = m_input->readUInt32();
std::vector<const char> buffer(sizeInBytes + 1);
m_input->read(&buffer.front(), sizeInBytes);
buffer[sizeInBytes] = '\0';
AnsiStringStorage ansiStr;
ansiStr.setString(&buffer[0]);
ansiStr.toStringStorage(&m_remoteDesktopName);
m_logWriter.info(_T("Server remote name: %s"), m_remoteDesktopName.getString());
if (m_isTight) {
m_logWriter.detail(_T("Reading tight capabilities"));
readCapabilities();
}
}
void ClipboardExchange::execute()
{
while (!isTerminating()) {
m_newClipWaiter.waitForEvent();
if (m_hasNewClip && !isTerminating() && !m_viewOnly) {
try {
AutoLock al(m_output);
m_output->writeUInt8(ServerMsgDefs::SERVER_CUT_TEXT); // type
m_output->writeUInt8(0); // pad
m_output->writeUInt16(0); // pad
AnsiStringStorage charBuff;
{
AutoLock al(&m_storedClipMut);
charBuff.fromStringStorage(&m_storedClip);
m_hasNewClip = false;
}
size_t strLength = charBuff.getLength();
m_output->writeUInt32((UINT32)strLength);
m_output->writeFully(charBuff.getString(), strLength);
m_output->flush();
} catch (Exception &e) {
m_log->error(_T("The clipboard thread force to terminate because")
_T(" it caught the error: %s"), e.getMessage());
terminate();
}
}
}
}
void RemoteViewerCore::handshake()
{
char serverProtocol[13];
serverProtocol[12] = 0;
m_input->readFully(serverProtocol, 12);
m_major = strtol(&serverProtocol[4], 0, 10);
m_minor = strtol(&serverProtocol[8], 0, 10);
m_isTight = false;
m_logWriter.info(_T("Server sent protocol version: %s"), getProtocolString().getString());
if (!isRfbProtocolString(serverProtocol) ||
m_major < 3 ||
(m_major == 3 && m_minor < 3)) {
StringStorage error;
AnsiStringStorage protocolAnsi(serverProtocol);
StringStorage protocol;
protocolAnsi.toStringStorage(&protocol);
error.format(_T("Unsupported protocol: %s"), protocol.getString());
m_logWriter.error(_T("%s"), error.getString());
throw Exception(error.getString());
}
// if version is 4.0 or later, then set version 3.8.
if (m_major > 3) {
m_major = 3;
m_minor = 8;
} else { // else set version from list 3.3, 3.7, 3.8.
// select minor version:
if (m_minor < 7) {
m_minor = 3;
}
if (m_minor >= 8) {
m_minor = 8;
}
}
m_logWriter.info(_T("Send to server protocol version: %s"), getProtocolString().getString());
AnsiStringStorage clientProtocolAnsi;
clientProtocolAnsi.fromStringStorage(&getProtocolString());
m_output->writeFully(clientProtocolAnsi.getString(), 12);
m_output->flush();
}