iup-stack/iup/srctuio/tuio/WebSockSender.h

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2023-02-20 16:44:45 +00:00
/*
TUIO C++ Library
Copyright (c) 2009-2017 Martin Kaltenbrunner <martin@tuio.org>
WebSockSender (c) 2015 Florian Echtler <floe@butterbrot.org>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 3.0 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library.
*/
#ifndef INCLUDED_WEBSOCKSENDER_H
#define INCLUDED_WEBSOCKSENDER_H
#if defined(_MSC_VER) && _MSC_VER < 1900
#include <Windows.h>
#include <stdio.h>
#define snprintf c99_snprintf
#define vsnprintf c99_vsnprintf
__inline int c99_vsnprintf(char *outBuf, size_t size, const char *format, va_list ap)
{
int count = -1;
if (size != 0)
count = _vsnprintf_s(outBuf, size, _TRUNCATE, format, ap);
if (count == -1)
count = _vscprintf(format, ap);
return count;
}
__inline int c99_snprintf(char *outBuf, size_t size, const char *format, ...)
{
int count;
va_list ap;
va_start(ap, format);
count = c99_vsnprintf(outBuf, size, format, ap);
va_end(ap);
return count;
}
#endif
/* All of these macros assume use on a 32-bit variable.
Additionally, SWAP assumes we're little-endian. */
#define SWAP(a) ((((a) >> 24) & 0x000000ff) | (((a) >> 8) & 0x0000ff00) | \
(((a) << 8) & 0x00ff0000) | (((a) << 24) & 0xff000000))
#define ROL(a, b) (((a) << (b)) | ((a) >> (32 - (b))))
#define ROR(a, b) ROL((a), (32 - (b)))
#define SHA1_HASH_SIZE (160/8)
#include "TcpSender.h"
#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include <vector>
namespace TUIO {
/**
* The WebSockSender implements the WebSocket transport method for OSC
*
* @author Florian Echtler
* @version 1.1.6
*/
class LIBDECL WebSockSender : public TcpSender {
public:
/**
* The default constructor creates a WebSockSender that listens to the default HTTP-alt port 8080 on localhost
*/
WebSockSender();
/**
* This constructor creates a WebSockSender that listens to the provided port
*
* @param port the listening WebSocket port number
*/
WebSockSender(int port);
/**
* The destructor closes the socket.
*/
virtual ~WebSockSender() {}
/**
* This method delivers the provided OSC data
*
* @param *bundle the OSC stream to deliver
* @return true if the data was delivered successfully
*/
bool sendOscPacket (osc::OutboundPacketStream *bundle);
/**
* This method is called whenever a new client connects
*
* @param tcp_client the socket handle of the new client
*/
void newClient( int tcp_client );
const char* tuio_type() { return "TUIO/WEB"; }
private:
void sha1( uint8_t digest[SHA1_HASH_SIZE], const uint8_t* inbuf, size_t length );
std::string base64( uint8_t* buffer, size_t size );
};
}
#endif /* INCLUDED_WEBSOCKSENDER_H */