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// Copyright (c) 2016 Ryan Prichard
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
#include "AgentCreateDesktop.h"
#include "../shared/BackgroundDesktop.h"
#include "../shared/Buffer.h"
#include "../shared/DebugClient.h"
#include "../shared/StringUtil.h"
#include "EventLoop.h"
#include "NamedPipe.h"
namespace {
static inline WriteBuffer newPacket() {
WriteBuffer packet;
packet.putRawValue<uint64_t>(0); // Reserve space for size.
return packet;
}
class CreateDesktopLoop : public EventLoop {
public:
CreateDesktopLoop(LPCWSTR controlPipeName);
protected:
virtual void onPipeIo(NamedPipe &namedPipe) override;
private:
void writePacket(WriteBuffer &packet);
BackgroundDesktop m_desktop;
NamedPipe &m_pipe;
};
CreateDesktopLoop::CreateDesktopLoop(LPCWSTR controlPipeName) :
m_pipe(createNamedPipe()) {
m_pipe.connectToServer(controlPipeName, NamedPipe::OpenMode::Duplex);
auto packet = newPacket();
packet.putWString(m_desktop.desktopName());
writePacket(packet);
}
void CreateDesktopLoop::writePacket(WriteBuffer &packet) {
const auto &bytes = packet.buf();
packet.replaceRawValue<uint64_t>(0, bytes.size());
m_pipe.write(bytes.data(), bytes.size());
}
void CreateDesktopLoop::onPipeIo(NamedPipe &namedPipe) {
if (m_pipe.isClosed()) {
shutdown();
}
}
} // anonymous namespace
void handleCreateDesktop(LPCWSTR controlPipeName) {
try {
CreateDesktopLoop loop(controlPipeName);
loop.run();
trace("Agent exiting...");
} catch (const WinptyException &e) {
trace("handleCreateDesktop: internal error: %s",
utf8FromWide(e.what()).c_str());
}
}
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