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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) 2014-2022 Ulrich Sibiller <uli42@gmx.de> */
/* Copyright (c) 2014-2019 Mihai Moldovan <ionic@ionic.de> */
/* Copyright (c) 2011-2022 Mike Gabriel <mike.gabriel@das-netzwerkteam.de>*/
/* Copyright (c) 2015-2016 Qindel Group (http://www.qindel.com) */
/* */
/* NXCOMPSHAD, 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 Shadow_H
#define Shadow_H
#include <nx-X11/Xlib.h>
#define NXShadowCorrectColor(length, buffer) \
\
{ \
unsigned short a; \
unsigned short b; \
unsigned short *shorts; \
int i; \
\
length >>= 1; \
shorts = (unsigned short *)buffer; \
for (i = 0; i < length ; i++) \
{ \
a = shorts[i]; \
\
b = a & 63; \
a <<= 1; \
a = (a & ~127) | b; \
\
shorts[i] = a; \
} \
}
#ifdef __cplusplus
extern "C" {
#endif
typedef char* UpdaterHandle;
typedef struct _ShadowOptions
{
char optionShmExtension;
char optionDamageExtension;
int optionShadowDisplayUid;
} ShadowOptions;
extern ShadowOptions NXShadowOptions;
extern void NXShadowResetOptions();
extern int NXShadowCreate(void *, char *, char *, void **);
extern void NXShadowDestroy(void);
/*
* Use an already opened Display connection.
* We use <void *> instead of <Display *> to avoid
* useless dependences from Xlib headers.
*/
extern int NXShadowAddUpdaterDisplay(void *display, int *width, int *height,
unsigned char *depth);
extern UpdaterHandle NXShadowAddUpdater(char *displayName);
extern int NXShadowRemoveUpdater(UpdaterHandle handle);
extern int NXShadowRemoveAllUpdaters(void);
extern void NXShadowHandleInput(void);
extern int NXShadowHasChanged(int (*)(void *), void *, int *);
extern void NXShadowExportChanges(long *, char **);
extern int NXShadowHasUpdaters(void);
extern int NXShadowCaptureCursor(unsigned int wnd, void *vis);
extern void NXShadowColorCorrect(int, int, unsigned int, unsigned int, char *);
extern void NXShadowUpdateBuffer(void **);
extern void NXShadowEvent(Display *, XEvent);
extern void NXShadowWebKeyEvent(KeySym keysym, Bool isKeyPress);
extern void NXShadowSetDisplayUid(int uid);
extern void NXShadowDisableShm(void);
extern void NXShadowDisableDamage(void);
extern void NXShadowGetScreenSize(int *width, int *height);
extern void NXShadowSetScreenSize(int *width, int *height);
extern void NXShadowInitKeymap(void *keysyms);
#ifdef __cplusplus
}
#endif
#endif /* Shadow_H */
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