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3fc1ddf6ce
and sending those options to the appropriate client screens. Currently, two options are supported: halfDuplexCapsLock and halfDuplexNumLock mark the caps lock and num lock keys, respectively, as being half-duplex.
91 lines
2.9 KiB
C++
91 lines
2.9 KiB
C++
/*
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* synergy -- mouse and keyboard sharing utility
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* Copyright (C) 2002 Chris Schoeneman
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*
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* This package is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* found in the file COPYING that should have accompanied this file.
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*
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* This package is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef CPROTOCOLUTIL_H
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#define CPROTOCOLUTIL_H
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#include "BasicTypes.h"
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#include "XIO.h"
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#include <stdarg.h>
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class IInputStream;
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class IOutputStream;
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//! Synergy protocol utilities
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/*!
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This class provides various functions for implementing the synergy
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protocol.
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*/
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class CProtocolUtil {
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public:
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//! Write formatted data
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/*!
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Write formatted binary data to a stream. \c fmt consists of
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regular characters and format specifiers. Format specifiers
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begin with \%. All characters not part of a format specifier
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are regular and are transmitted unchanged.
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Format specifiers are:
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- \%\% -- literal `\%'
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- \%1i -- converts integer argument to 1 byte integer
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- \%2i -- converts integer argument to 2 byte integer in NBO
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- \%4i -- converts integer argument to 4 byte integer in NBO
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- \%1I -- converts std::vector<UInt8>* to 1 byte integers
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- \%2I -- converts std::vector<UInt16>* to 2 byte integers in NBO
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- \%4I -- converts std::vector<UInt32>* to 4 byte integers in NBO
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- \%s -- converts CString* to stream of bytes
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- \%S -- converts integer N and const UInt8* to stream of N bytes
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*/
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static void writef(IOutputStream*,
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const char* fmt, ...);
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//! Read formatted data
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/*!
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Read formatted binary data from a buffer. This performs the
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reverse operation of writef().
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Format specifiers are:
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- \%\% -- read (and discard) a literal `\%'
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- \%1i -- reads a 1 byte integer; argument is a SInt32* or UInt32*
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- \%2i -- reads an NBO 2 byte integer; arg is SInt32* or UInt32*
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- \%4i -- reads an NBO 4 byte integer; arg is SInt32* or UInt32*
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- \%1I -- reads 1 byte integers; arg is std::vector<UInt8>*
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- \%2I -- reads NBO 2 byte integers; arg is std::vector<UInt16>*
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- \%4I -- reads NBO 4 byte integers; arg is std::vector<UInt32>*
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- \%s -- reads bytes; argument must be a CString*, \b not a char*
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*/
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static void readf(IInputStream*,
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const char* fmt, ...);
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private:
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static UInt32 getLength(const char* fmt, va_list);
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static void writef(void*, const char* fmt, va_list);
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static UInt32 eatLength(const char** fmt);
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static void read(IInputStream*, void*, UInt32);
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};
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//! Mismatched read exception
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/*!
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Thrown by CProtocolUtil::readf() when the data being read does not
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match the format.
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*/
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class XIOReadMismatch : public XIO {
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public:
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// XBase overrides
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virtual CString getWhat() const throw();
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};
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#endif
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