ProtocolTypes.h File Reference

Deskflow Network Protocol Specification and Implementation. More...

#include <cstdint>

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Classes
struct	ChunkType
	File transfer data chunk types. More...
class	ClientInfo
	Client screen information structure. More...

Enumerations
enum class	TransferState : uint8_t { TransferState::Started , TransferState::InProgress , TransferState::Finished , TransferState::Error }
	Data reception state codes. More...

Variables
static const int16_t	kProtocolMajorVersion = 1
	Protocol major version number.
static const int16_t	kProtocolMinorVersion = 8
	Protocol minor version number.
static const uint16_t	kDefaultPort = 24800
	Default TCP port for Deskflow connections.
static const uint32_t	kMaxHelloLength = 1024
	Maximum length for client greeting message.
static const double	kKeepAliveRate = 3.0
	Keep-alive message interval in seconds.
static const double	kKeepAlivesUntilDeath = 3.0
	Keep-alive timeout threshold.
static const double	kHeartRate = -1.0
	Obsolete heartbeat rate (deprecated).
static const double	kHeartBeatsUntilDeath = 3.0
	Obsolete heartbeat timeout (deprecated).
static constexpr uint32_t	PROTOCOL_MAX_MESSAGE_LENGTH = 4 * 1024 * 1024
	Maximum allowed message length.
static constexpr uint32_t	PROTOCOL_MAX_LIST_LENGTH = 1024 * 1024
	Maximum allowed list length in protocol messages.
static constexpr uint32_t	PROTOCOL_MAX_STRING_LENGTH = 1024 * 1024
	Maximum allowed string length in protocol messages.
const char *const	kSynergyProtocolName
	Protocol name for Synergy compatibility.
const char *const	kBarrierProtocolName
	Protocol name for Barrier compatibility.
const char *const	kMsgHello
	Server hello message.
const char *const	kMsgHelloArgs
	Format string for server hello message arguments.
const char *const	kMsgHelloBack
	Client hello response message.
const char *const	kMsgHelloBackArgs
	Format string for client hello response arguments.
const char *const	kMsgCNoop
	No operation command.
const char *const	kMsgCClose
	Close connection command.
const char *const	kMsgCEnter
	Enter screen command.
const char *const	kMsgCLeave
	Leave screen command.
const char *const	kMsgCClipboard
	Clipboard grab notification.
const char *const	kMsgCScreenSaver
	Screensaver state change.
const char *const	kMsgCResetOptions
	Reset options command.
const char *const	kMsgCInfoAck
	Screen information acknowledgment.
const char *const	kMsgCKeepAlive
	Keep-alive message.
const char *const	kMsgDKeyDownLang
	Key press with language code (v1.8+).
const char *const	kMsgDKeyDown
	Key press event.
const char *const	kMsgDKeyDown1_0
	Key press event (legacy v1.0).
const char *const	kMsgDKeyRepeat
	Key auto-repeat event.
const char *const	kMsgDKeyRepeat1_0
	Key auto-repeat event (legacy v1.0).
const char *const	kMsgDKeyUp
	Key release event.
const char *const	kMsgDKeyUp1_0
	Key release event (legacy v1.0).
const char *const	kMsgDMouseDown
	Mouse button press event.
const char *const	kMsgDMouseUp
	Mouse button release event.
const char *const	kMsgDMouseMove
	Absolute mouse movement.
const char *const	kMsgDMouseRelMove
	Relative mouse movement.
const char *const	kMsgDMouseWheel
	Mouse wheel scroll event.
const char *const	kMsgDMouseWheel1_0
	Mouse wheel scroll event (legacy v1.0-1.2).
const char *const	kMsgDClipboard
	Clipboard data transfer.
const char *const	kMsgDInfo
	Client screen information.
const char *const	kMsgDSetOptions
	Set client options.
const char *const	kMsgDFileTransfer
	File transfer data.
const char *const	kMsgDDragInfo
	Drag and drop information.
const char *const	kMsgDSecureInputNotification
	Secure input notification (macOS).
const char *const	kMsgDLanguageSynchronisation
	Language synchronization.
const char *const	kMsgQInfo
	Query screen information.
const char *const	kMsgEIncompatible
	Incompatible protocol versions.
const char *const	kMsgEBusy
	Client name already in use.
const char *const	kMsgEUnknown
	Unknown client name.
const char *const	kMsgEBad
	Protocol violation.

Detailed Description

Deskflow Network Protocol Specification and Implementation.

Protocol Overview

This file defines the data types, constants, and message structures for the Deskflow network protocol. For a high-level conceptual overview of the protocol, including the distinction between Client/Server and Primary/Secondary roles, please see the Protocol Reference document.