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/**************************************************************************/
/* */
/* Copyright (c) 2001, 2011 NoMachine (http://www.nomachine.com) */
/* Copyright (c) 2008-2017 Oleksandr Shneyder <o.shneyder@phoca-gmbh.de> */
/* Copyright (c) 2011-2022 Mike Gabriel <mike.gabriel@das-netzwerkteam.de>*/
/* Copyright (c) 2014-2019 Mihai Moldovan <ionic@ionic.de> */
/* Copyright (c) 2014-2022 Ulrich Sibiller <uli42@gmx.de> */
/* Copyright (c) 2015-2016 Qindel Group (http://www.qindel.com) */
/* */
/* NXAGENT, NX protocol compression and NX extensions to this software */
/* are copyright of the aforementioned persons and companies. */
/* */
/* Redistribution and use of the present software is allowed according */
/* to terms specified in the file LICENSE which comes in the source */
/* distribution. */
/* */
/* All rights reserved. */
/* */
/* NOTE: This software has received contributions from various other */
/* contributors, only the core maintainers and supporters are listed as */
/* copyright holders. Please contact us, if you feel you should be listed */
/* as copyright holder, as well. */
/* */
/**************************************************************************/
#ifndef __Handlers_H__
#define __Handlers_H__
/*
* Current size of the display buffer.
*/
extern int nxagentBuffer;
/*
* Set if we had to block waiting for
* the display to become writable.
*/
extern Bool nxagentBlocking;
/*
* Current congestion level based on
* the sync requests awaited or the
* proxy tokens.
*/
extern int nxagentCongestion;
/*
* Bytes read from the agent's clients
* and written to the display socket.
*/
extern double nxagentBytesIn;
extern double nxagentBytesOut;
/*
* Total number of descriptors ready
* as reported by the wakeup handler.
*/
extern int nxagentReady;
/*
* Timestamp of the last write to the
* remote display.
*/
extern int nxagentFlush;
/*
* Let the dispatch loop yield control to
* a different client after a fair amount
* of time or after enough data has been
* processed.
*/
struct _DispatchRec
{
int client;
double in;
double out;
unsigned long start;
};
extern struct _DispatchRec nxagentDispatch;
/*
* Ensure that we synchronize with the X
* server after a given amount of output
* is produced.
*/
struct _TokensRec
{
int soft;
int hard;
int pending;
};
extern struct _TokensRec nxagentTokens;
/*
* The agent's block and wakeup handlers.
*/
void nxagentBlockHandler(void * data, struct timeval **timeout, void * mask);
void nxagentWakeupHandler(void * data, int count, void * mask);
/*
* Executed after each request processed.
*/
void nxagentDispatchHandler(ClientPtr client, int in, int out);
void nxagentShadowBlockHandler(void * data, struct timeval **timeout, void * mask);
void nxagentShadowWakeupHandler(void * data, int count, void * mask);
extern GCPtr nxagentShadowGCPtr;
extern unsigned char nxagentShadowDepth;
extern int nxagentShadowWidth;
extern int nxagentShadowHeight;
extern char *nxagentShadowBuffer;
#endif /* __Handlers_H__ */
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