66 lines
2.7 KiB
C
66 lines
2.7 KiB
C
/**************************************************************************/
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/* */
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/* Copyright (c) 2001, 2011 NoMachine (http://www.nomachine.com) */
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/* Copyright (c) 2008-2017 Oleksandr Shneyder <o.shneyder@phoca-gmbh.de> */
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/* Copyright (c) 2011-2022 Mike Gabriel <mike.gabriel@das-netzwerkteam.de>*/
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/* Copyright (c) 2014-2019 Mihai Moldovan <ionic@ionic.de> */
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/* Copyright (c) 2014-2022 Ulrich Sibiller <uli42@gmx.de> */
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/* Copyright (c) 2015-2016 Qindel Group (http://www.qindel.com) */
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/* */
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/* NXAGENT, NX protocol compression and NX extensions to this software */
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/* are copyright of the aforementioned persons and companies. */
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/* */
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/* Redistribution and use of the present software is allowed according */
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/* to terms specified in the file LICENSE which comes in the source */
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/* distribution. */
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/* */
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/* All rights reserved. */
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/* */
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/* NOTE: This software has received contributions from various other */
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/* contributors, only the core maintainers and supporters are listed as */
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/* copyright holders. Please contact us, if you feel you should be listed */
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/* as copyright holder, as well. */
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/* */
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/**************************************************************************/
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#ifndef __Utils_H__
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#define __Utils_H__
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/*
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* Number of bits in fixed point operations.
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*/
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#define PRECISION 16
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/*
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* "1" ratio means "don't scale".
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*/
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#define DONT_SCALE (1 << PRECISION)
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#define nxagentScale(i, ratio) (((i) * (ratio)) >> (PRECISION))
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static inline const char * validateString(const char *str) {
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return str ? str : "(null)";
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}
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/*
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* nxagentChecksum used to be in Holder.c but was broken beyond
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* repair. As Holder.c was removed we put it here as a stub until we
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* need it for debugging.
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*/
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static inline const char *nxagentChecksum(char *data, int size)
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{
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return "not_implemented";
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}
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#define SAFE_XFree(what) do {if (what) {XFree(what); what = NULL;}} while (0)
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#define SAFE_free(what) do {free(what); what = NULL;} while (0)
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/* some helper macros to produce a quoted string from other macros */
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#define QUOTEEXP(str) #str
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#define QUOTE(str) QUOTEEXP(str)
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#endif /* __Utils_H__ */
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