mirror of
https://github.com/debauchee/barrier.git
synced 2026-02-09 13:15:33 +08:00
initial revision of synergy. currently semi-supports X windows
on unix, but client screens don't simulate events other than mouse move. also not supporting clipboard at all yet and the main app is just a temporary framework to test with. must clean up protocol and communication.
This commit is contained in:
crs
287
CClient.cpp
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287
CClient.cpp
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@@ -0,0 +1,287 @@
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#include "CClient.h"
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#include "CString.h"
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#include "TMethodJob.h"
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#include "IScreen.h"
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#include "ISocket.h"
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#include "CMessageSocket.h"
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#include "CSocketFactory.h"
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#include "IEventQueue.h"
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#include "CEvent.h"
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#include "CTrace.h"
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#include <assert.h>
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//
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// CClient
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//
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CClient::CClient(IScreen* screen) : m_screen(screen),
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m_socket(NULL)
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{
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assert(m_screen != NULL);
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assert(!m_screen->getName().empty());
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}
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CClient::~CClient()
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{
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assert(m_socket == NULL);
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}
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void CClient::run(const CString& hostname)
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{
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assert(m_socket == NULL);
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try {
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// create socket and
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m_socket = CSOCKETFACTORY->create();
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m_socket->setWriteJob(new TMethodJob<CClient>(this,
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&CClient::onConnect));
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TRACE(("connecting to %s...", hostname.c_str()));
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m_socket->connect(hostname, 40001); // CProtocol::kDefaultPort
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bool m_done = false; // FIXME
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IEventQueue* queue = CEQ;
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while (!m_done) {
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// wait for connection, network messages, and events
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queue->wait(-1.0);
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// handle events
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while (!queue->isEmpty()) {
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// get the next event
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CEvent event;
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queue->pop(&event);
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// handle it
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switch (event.m_any.m_type) {
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case CEventBase::kScreenSize: {
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sendScreenSize();
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break;
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}
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case CEventBase::kNull:
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case CEventBase::kKeyDown:
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case CEventBase::kKeyRepeat:
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case CEventBase::kKeyUp:
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case CEventBase::kMouseDown:
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case CEventBase::kMouseUp:
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case CEventBase::kMouseMove:
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case CEventBase::kMouseWheel:
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// FIXME -- other cases
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break;
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}
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}
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}
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delete m_socket;
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m_socket = NULL;
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}
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catch (...) {
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delete m_socket;
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m_socket = NULL;
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throw;
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}
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}
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void CClient::onConnect()
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{
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TRACE(("connected"));
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// say hello
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const CString name(m_screen->getName());
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char buf[512];
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memcpy(buf, "SYNERGY\000\001", 9);
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buf[9] = static_cast<char>(name.length());
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memcpy(buf + 10, name.c_str(), name.length());
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m_socket->write(buf, 10 + name.length());
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// handle messages
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m_socket->setWriteJob(NULL);
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m_socket = new CMessageSocket(m_socket);
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m_socket->setReadJob(new TMethodJob<CClient>(this, &CClient::onRead));
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}
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void CClient::onRead()
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{
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char buf[512];
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SInt32 n = m_socket->read(buf, sizeof(buf));
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if (n == -1) {
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// disconnect
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TRACE(("hangup"));
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}
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else if (n > 0) {
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TRACE(("msg: 0x%02x length %d", buf[0], n));
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switch (buf[0]) {
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case '\002':
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TRACE((" open"));
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// open the screen
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m_screen->open(buf[1] != 0);
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// send initial size
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sendScreenSize();
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break;
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case '\003':
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TRACE((" close"));
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m_screen->close();
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break;
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case '\004': {
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const SInt32 x = static_cast<SInt32>(
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(static_cast<UInt32>(buf[1]) << 24) +
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(static_cast<UInt32>(buf[2]) << 16) +
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(static_cast<UInt32>(buf[3]) << 8) +
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(static_cast<UInt32>(buf[4]) ));
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const SInt32 y = static_cast<SInt32>(
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(static_cast<UInt32>(buf[5]) << 24) +
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(static_cast<UInt32>(buf[6]) << 16) +
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(static_cast<UInt32>(buf[7]) << 8) +
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(static_cast<UInt32>(buf[8]) ));
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TRACE((" enter: %d,%d", x, y));
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m_screen->enterScreen(x, y);
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break;
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}
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case '\005':
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TRACE((" leave"));
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m_screen->leaveScreen();
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break;
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case '\007': {
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const KeyID k = static_cast<KeyID>(
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(static_cast<UInt32>(buf[1]) << 24) +
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(static_cast<UInt32>(buf[2]) << 16) +
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(static_cast<UInt32>(buf[3]) << 8) +
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(static_cast<UInt32>(buf[4]) ));
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TRACE((" key down: %d", k));
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m_screen->onKeyDown(k);
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break;
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}
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case '\010': {
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const KeyID k = static_cast<KeyID>(
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(static_cast<UInt32>(buf[1]) << 24) +
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(static_cast<UInt32>(buf[2]) << 16) +
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(static_cast<UInt32>(buf[3]) << 8) +
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(static_cast<UInt32>(buf[4]) ));
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const SInt32 n = static_cast<SInt32>(
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(static_cast<UInt32>(buf[5]) << 24) +
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(static_cast<UInt32>(buf[6]) << 16) +
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(static_cast<UInt32>(buf[7]) << 8) +
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(static_cast<UInt32>(buf[8]) ));
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TRACE((" key repeat: %d x%d", k, n));
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m_screen->onKeyRepeat(k, n);
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break;
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}
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case '\011': {
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const KeyID k = static_cast<KeyID>(
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(static_cast<UInt32>(buf[1]) << 24) +
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(static_cast<UInt32>(buf[2]) << 16) +
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(static_cast<UInt32>(buf[3]) << 8) +
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(static_cast<UInt32>(buf[4]) ));
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TRACE((" key up: %d", k));
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m_screen->onKeyUp(k);
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break;
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}
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case '\012': {
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const KeyToggleMask m = static_cast<KeyToggleMask>(
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(static_cast<UInt32>(buf[1]) << 8) +
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(static_cast<UInt32>(buf[2]) ));
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TRACE((" key toggle: 0x%04x", m));
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m_screen->onKeyToggle(m);
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break;
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}
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case '\013': {
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const ButtonID b = static_cast<ButtonID>(
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static_cast<UInt32>(buf[1]));
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TRACE((" mouse down: %d", b));
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m_screen->onMouseDown(b);
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break;
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}
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case '\014': {
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const ButtonID b = static_cast<ButtonID>(
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static_cast<UInt32>(buf[1]));
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TRACE((" mouse up: %d", b));
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m_screen->onMouseUp(b);
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break;
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}
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case '\015': {
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const SInt32 x = static_cast<SInt32>(
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(static_cast<UInt32>(buf[1]) << 24) +
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(static_cast<UInt32>(buf[2]) << 16) +
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(static_cast<UInt32>(buf[3]) << 8) +
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(static_cast<UInt32>(buf[4]) ));
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const SInt32 y = static_cast<SInt32>(
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(static_cast<UInt32>(buf[5]) << 24) +
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(static_cast<UInt32>(buf[6]) << 16) +
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(static_cast<UInt32>(buf[7]) << 8) +
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(static_cast<UInt32>(buf[8]) ));
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TRACE((" mouse move: %d,%d", x, y));
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m_screen->onMouseMove(x, y);
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break;
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}
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case '\016': {
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const SInt32 n = static_cast<SInt32>(
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(static_cast<UInt32>(buf[1]) << 24) +
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(static_cast<UInt32>(buf[2]) << 16) +
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(static_cast<UInt32>(buf[3]) << 8) +
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(static_cast<UInt32>(buf[4]) ));
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TRACE((" mouse wheel: %d", n));
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m_screen->onMouseWheel(n);
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break;
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}
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case '\017': {
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TRACE((" screen saver: %s", buf[1] ? "on" : "off"));
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m_screen->onScreenSaver(buf[1] != 0);
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break;
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}
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case '\020': {
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const SInt32 x = static_cast<SInt32>(
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(static_cast<UInt32>(buf[1]) << 24) +
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(static_cast<UInt32>(buf[2]) << 16) +
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(static_cast<UInt32>(buf[3]) << 8) +
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(static_cast<UInt32>(buf[4]) ));
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const SInt32 y = static_cast<SInt32>(
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(static_cast<UInt32>(buf[5]) << 24) +
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(static_cast<UInt32>(buf[6]) << 16) +
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(static_cast<UInt32>(buf[7]) << 8) +
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(static_cast<UInt32>(buf[8]) ));
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TRACE((" warp: %d,%d", x, y));
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m_screen->warpCursor(x, y);
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break;
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}
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default:
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TRACE((" unknown message"));
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}
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}
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}
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void CClient::sendScreenSize()
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{
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// get the size
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SInt32 w, h;
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m_screen->getSize(&w, &h);
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// send it
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char buf[9];
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memcpy(buf, "\201", 1);
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buf[1] = static_cast<char>((w >> 24) & 0xff);
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buf[2] = static_cast<char>((w >> 16) & 0xff);
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buf[3] = static_cast<char>((w >> 8) & 0xff);
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buf[4] = static_cast<char>(w & 0xff);
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buf[5] = static_cast<char>((h >> 24) & 0xff);
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buf[6] = static_cast<char>((h >> 16) & 0xff);
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buf[7] = static_cast<char>((h >> 8) & 0xff);
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buf[8] = static_cast<char>(h & 0xff);
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m_socket->write(buf, sizeof(buf));
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}
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