You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
libtdevnc/include/Xserver/os.h

777 lines
15 KiB

/***********************************************************
Copyright (c) 1987 X Consortium
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
X CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
Except as contained in this notice, the name of the X Consortium shall not be
used in advertising or otherwise to promote the sale, use or other dealings
in this Software without prior written authorization from the X Consortium.
Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
All Rights Reserved
Permission to use, copy, modify, and distribute this software and its
documentation for any purpose and without fee is hereby granted,
provided that the above copyright notice appear in all copies and that
both that copyright notice and this permission notice appear in
supporting documentation, and that the name of Digital not be
used in advertising or publicity pertaining to distribution of the
software without specific, written prior permission.
DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
SOFTWARE.
******************************************************************/
/* $XConsortium: os.h /main/60 1996/12/15 21:25:13 rws $ */
/* $XFree86: xc/programs/Xserver/include/os.h,v 3.16.2.1 1998/01/22 10:47:13 dawes Exp $ */
#ifndef OS_H
#define OS_H
#include "Xserver/misc.h"
#define ALLOCATE_LOCAL_FALLBACK(_size) Xalloc((unsigned long)(_size))
#define DEALLOCATE_LOCAL_FALLBACK(_ptr) Xfree((pointer)(_ptr))
#include "X11/Xalloca.h"
#define NullFID ((FID) 0)
#define SCREEN_SAVER_ON 0
#define SCREEN_SAVER_OFF 1
#define SCREEN_SAVER_FORCER 2
#define SCREEN_SAVER_CYCLE 3
#ifndef MAX_REQUEST_SIZE
#define MAX_REQUEST_SIZE 65535
#endif
#ifndef MAX_BIG_REQUEST_SIZE
#define MAX_BIG_REQUEST_SIZE 1048575
#endif
typedef pointer FID;
typedef struct _FontPathRec *FontPathPtr;
typedef struct _NewClientRec *NewClientPtr;
#define xnfalloc(size) XNFalloc((unsigned long)(size))
#define xnfrealloc(ptr, size) XNFrealloc((pointer)(ptr), (unsigned long)(size))
#define xalloc(size) Xalloc((unsigned long)(size))
#define xnfalloc(size) XNFalloc((unsigned long)(size))
#define xcalloc(_num, _size) Xcalloc((unsigned long)(_num)*(unsigned long)(_size))
#define xrealloc(ptr, size) Xrealloc((pointer)(ptr), (unsigned long)(size))
#define xnfrealloc(ptr, size) XNFrealloc((pointer)(ptr), (unsigned long)(size))
#define xfree(ptr) Xfree((pointer)(ptr))
#ifdef SCO
#include <stdio.h>
#endif
#ifndef X_NOT_STDC_ENV
#include <string.h>
#else
#ifdef SYSV
#include <string.h>
#else
#include <strings.h>
#endif
#endif
/* have to put $(SIGNAL_DEFINES) in DEFINES in Imakefile to get this right */
#ifdef SIGNALRETURNSINT
#define SIGVAL int
#else
#define SIGVAL void
#endif
extern Bool OsDelayInitColors;
extern int WaitForSomething(
#if NeedFunctionPrototypes
int* /*pClientsReady*/
#endif
);
#ifdef LBX
#define ReadRequestFromClient(client) ((client)->readRequest(client))
extern int StandardReadRequestFromClient(
#if NeedFunctionPrototypes
ClientPtr /*client*/
#endif
);
#else
extern int ReadRequestFromClient(
#if NeedFunctionPrototypes
ClientPtr /*client*/
#endif
);
#endif /* LBX */
extern Bool InsertFakeRequest(
#if NeedFunctionPrototypes
ClientPtr /*client*/,
char* /*data*/,
int /*count*/
#endif
);
extern int ResetCurrentRequest(
#if NeedFunctionPrototypes
ClientPtr /*client*/
#endif
);
extern void FlushAllOutput(
#if NeedFunctionPrototypes
void
#endif
);
extern void FlushIfCriticalOutputPending(
#if NeedFunctionPrototypes
void
#endif
);
extern void SetCriticalOutputPending(
#if NeedFunctionPrototypes
void
#endif
);
extern int WriteToClient(
#if NeedFunctionPrototypes
ClientPtr /*who*/,
int /*count*/,
char* /*buf*/
#endif
);
extern void ResetOsBuffers(
#if NeedFunctionPrototypes
void
#endif
);
extern void CreateWellKnownSockets(
#if NeedFunctionPrototypes
void
#endif
);
extern void ResetWellKnownSockets(
#if NeedFunctionPrototypes
void
#endif
);
extern XID
AuthorizationIDOfClient(
#if NeedFunctionPrototypes
ClientPtr /*client*/
#endif
);
extern char *ClientAuthorized(
#if NeedFunctionPrototypes
ClientPtr /*client*/,
unsigned int /*proto_n*/,
char* /*auth_proto*/,
unsigned int /*string_n*/,
char* /*auth_string*/
#endif
);
extern Bool EstablishNewConnections(
#if NeedFunctionPrototypes
ClientPtr /*clientUnused*/,
pointer /*closure*/
#endif
);
extern void CheckConnections(
#if NeedFunctionPrototypes
void
#endif
);
extern void CloseDownConnection(
#if NeedFunctionPrototypes
ClientPtr /*client*/
#endif
);
extern int AddEnabledDevice(
#if NeedFunctionPrototypes
int /*fd*/
#endif
);
extern int RemoveEnabledDevice(
#if NeedFunctionPrototypes
int /*fd*/
#endif
);
extern int OnlyListenToOneClient(
#if NeedFunctionPrototypes
ClientPtr /*client*/
#endif
);
extern int ListenToAllClients(
#if NeedFunctionPrototypes
void
#endif
);
extern int IgnoreClient(
#if NeedFunctionPrototypes
ClientPtr /*client*/
#endif
);
extern int AttendClient(
#if NeedFunctionPrototypes
ClientPtr /*client*/
#endif
);
extern int MakeClientGrabImpervious(
#if NeedFunctionPrototypes
ClientPtr /*client*/
#endif
);
extern int MakeClientGrabPervious(
#if NeedFunctionPrototypes
ClientPtr /*client*/
#endif
);
extern void Error(
#if NeedFunctionPrototypes
char* /*str*/
#endif
);
extern CARD32 GetTimeInMillis(
#if NeedFunctionPrototypes
void
#endif
);
extern int AdjustWaitForDelay(
#if NeedFunctionPrototypes
pointer /*waitTime*/,
unsigned long /*newdelay*/
#endif
);
typedef struct _OsTimerRec *OsTimerPtr;
typedef CARD32 (*OsTimerCallback)(
#if NeedFunctionPrototypes
OsTimerPtr /* timer */,
CARD32 /* time */,
pointer /* arg */
#endif
);
extern void TimerInit(
#if NeedFunctionPrototypes
void
#endif
);
extern Bool TimerForce(
#if NeedFunctionPrototypes
OsTimerPtr /* timer */
#endif
);
#define TimerAbsolute (1<<0)
#define TimerForceOld (1<<1)
extern OsTimerPtr TimerSet(
#if NeedFunctionPrototypes
OsTimerPtr /* timer */,
int /* flags */,
CARD32 /* millis */,
OsTimerCallback /* func */,
pointer /* arg */
#endif
);
extern void TimerCheck(
#if NeedFunctionPrototypes
void
#endif
);
extern void TimerCancel(
#if NeedFunctionPrototypes
OsTimerPtr /* pTimer */
#endif
);
extern void TimerFree(
#if NeedFunctionPrototypes
OsTimerPtr /* pTimer */
#endif
);
extern SIGVAL AutoResetServer(
#if NeedFunctionPrototypes
int /*sig*/
#endif
);
extern SIGVAL GiveUp(
#if NeedFunctionPrototypes
int /*sig*/
#endif
);
extern void UseMsg(
#if NeedFunctionPrototypes
void
#endif
);
extern void ProcessCommandLine(
#if NeedFunctionPrototypes
int /*argc*/,
char* /*argv*/[]
#endif
);
extern unsigned long *Xalloc(
#if NeedFunctionPrototypes
unsigned long /*amount*/
#endif
);
extern unsigned long *XNFalloc(
#if NeedFunctionPrototypes
unsigned long /*amount*/
#endif
);
extern unsigned long *Xcalloc(
#if NeedFunctionPrototypes
unsigned long /*amount*/
#endif
);
extern unsigned long *Xrealloc(
#if NeedFunctionPrototypes
pointer /*ptr*/,
unsigned long /*amount*/
#endif
);
extern unsigned long *XNFrealloc(
#if NeedFunctionPrototypes
pointer /*ptr*/,
unsigned long /*amount*/
#endif
);
extern void Xfree(
#if NeedFunctionPrototypes
pointer /*ptr*/
#endif
);
extern void OsInitAllocator(
#if NeedFunctionPrototypes
void
#endif
);
typedef SIGVAL (*OsSigHandlerPtr)(
#if NeedFunctionPrototypes
int /* sig */
#endif
);
extern OsSigHandlerPtr OsSignal(
#if NeedFunctionPrototypes
int /* sig */,
OsSigHandlerPtr /* handler */
#endif
);
extern int auditTrailLevel;
extern void AuditF(
#if NeedVarargsPrototypes
char* /*f*/,
...
#endif
);
extern void FatalError(
#if NeedVarargsPrototypes
char* /*f*/,
...
#endif
)
#if __GNUC__ == 2 && __GNUC_MINOR__ > 4
__attribute((noreturn))
#endif
;
extern void ErrorF(
#if NeedVarargsPrototypes
char* /*f*/,
...
#endif
);
#ifdef SERVER_LOCK
extern void LockServer(
#if NeedFunctionPrototypes
void
#endif
);
extern void UnlockServer(
#if NeedFunctionPrototypes
void
#endif
);
#endif
extern int OsLookupColor(
#if NeedFunctionPrototypes
int /*screen*/,
char * /*name*/,
unsigned /*len*/,
unsigned short * /*pred*/,
unsigned short * /*pgreen*/,
unsigned short * /*pblue*/
#endif
);
extern void OsInit(
#if NeedFunctionPrototypes
void
#endif
);
extern void OsCleanup(
#if NeedFunctionPrototypes
void
#endif
);
extern void OsVendorFatalError(
#if NeedFunctionPrototypes
void
#endif
);
extern void OsVendorInit(
#if NeedFunctionPrototypes
void
#endif
);
extern int OsInitColors(
#if NeedFunctionPrototypes
void
#endif
);
#if !defined(WIN32) && !defined(__EMX__)
extern int System(
#if NeedFunctionPrototypes
char *
#endif
);
extern pointer Popen(
#if NeedFunctionPrototypes
char *,
char *
#endif
);
extern int Pclose(
#if NeedFunctionPrototypes
pointer
#endif
);
#else
#define System(a) system(a)
#define Popen(a,b) popen(a,b)
#define Pclose(a) pclose(a)
#endif
extern int AddHost(
#if NeedFunctionPrototypes
ClientPtr /*client*/,
int /*family*/,
unsigned /*length*/,
pointer /*pAddr*/
#endif
);
extern Bool ForEachHostInFamily (
#if NeedFunctionPrototypes
int /*family*/,
Bool (* /*func*/ )(
#if NeedNestedPrototypes
unsigned char * /* addr */,
short /* len */,
pointer /* closure */
#endif
),
pointer /*closure*/
#endif
);
extern int RemoveHost(
#if NeedFunctionPrototypes
ClientPtr /*client*/,
int /*family*/,
unsigned /*length*/,
pointer /*pAddr*/
#endif
);
extern int GetHosts(
#if NeedFunctionPrototypes
pointer * /*data*/,
int * /*pnHosts*/,
int * /*pLen*/,
BOOL * /*pEnabled*/
#endif
);
typedef struct sockaddr * sockaddrPtr;
extern int InvalidHost(
#if NeedFunctionPrototypes
sockaddrPtr /*saddr*/,
int /*len*/
#endif
);
extern int LocalClient(
#if NeedFunctionPrototypes
ClientPtr /* client */
#endif
);
extern int ChangeAccessControl(
#if NeedFunctionPrototypes
ClientPtr /*client*/,
int /*fEnabled*/
#endif
);
extern int GetAccessControl(
#if NeedFunctionPrototypes
void
#endif
);
extern void AddLocalHosts(
#if NeedFunctionPrototypes
void
#endif
);
extern void ResetHosts(
#if NeedFunctionPrototypes
char *display
#endif
);
extern void EnableLocalHost(
#if NeedFunctionPrototypes
void
#endif
);
extern void DisableLocalHost(
#if NeedFunctionPrototypes
void
#endif
);
extern void AccessUsingXdmcp(
#if NeedFunctionPrototypes
void
#endif
);
extern void DefineSelf(
#if NeedFunctionPrototypes
int /*fd*/
#endif
);
extern void AugmentSelf(
#if NeedFunctionPrototypes
pointer /*from*/,
int /*len*/
#endif
);
extern void InitAuthorization(
#if NeedFunctionPrototypes
char * /*filename*/
#endif
);
extern int LoadAuthorization(
#if NeedFunctionPrototypes
void
#endif
);
extern void RegisterAuthorizations(
#if NeedFunctionPrototypes
void
#endif
);
extern XID CheckAuthorization(
#if NeedFunctionPrototypes
unsigned int /*namelength*/,
char * /*name*/,
unsigned int /*datalength*/,
char * /*data*/,
ClientPtr /*client*/,
char ** /*reason*/
#endif
);
extern void ResetAuthorization(
#if NeedFunctionPrototypes
void
#endif
);
extern int AddAuthorization(
#if NeedFunctionPrototypes
unsigned int /*name_length*/,
char * /*name*/,
unsigned int /*data_length*/,
char * /*data*/
#endif
);
extern XID GenerateAuthorization(
#if NeedFunctionPrototypes
unsigned int /* name_length */,
char * /* name */,
unsigned int /* data_length */,
char * /* data */,
unsigned int * /* data_length_return */,
char ** /* data_return */
#endif
);
extern void ExpandCommandLine(
#if NeedFunctionPrototypes
int * /*pargc*/,
char *** /*pargv*/
#endif
);
extern int ddxProcessArgument(
#if NeedFunctionPrototypes
int /*argc*/,
char * /*argv*/ [],
int /*i*/
#endif
);
/*
* idiom processing stuff
*/
xReqPtr PeekNextRequest(
#if NeedFunctionPrototypes
xReqPtr req, ClientPtr client, Bool readmore
#endif
);
void SkipRequests(
#if NeedFunctionPrototypes
xReqPtr req, ClientPtr client, int numskipped
#endif
);
/* int ReqLen(xReq *req, ClientPtr client)
* Given a pointer to a *complete* request, return its length in bytes.
* Note that if the request is a big request (as defined in the Big
* Requests extension), the macro lies by returning 4 less than the
* length that it actually occupies in the request buffer. This is so you
* can blindly compare the length with the various sz_<request> constants
* in Xproto.h without having to know/care about big requests.
*/
#define ReqLen(_pxReq, _client) \
((_pxReq->length ? \
(_client->swapped ? lswaps(_pxReq->length) : _pxReq->length) \
: ((_client->swapped ? \
lswapl(((CARD32*)_pxReq)[1]) : ((CARD32*)_pxReq)[1])-1) \
) << 2)
/* otherReqTypePtr CastxReq(xReq *req, otherReqTypePtr)
* Cast the given request to one of type otherReqTypePtr to access
* fields beyond the length field.
*/
#define CastxReq(_pxReq, otherReqTypePtr) \
(_pxReq->length ? (otherReqTypePtr)_pxReq \
: (otherReqTypePtr)(((CARD32*)_pxReq)+1))
/* stuff for SkippedRequestsCallback */
extern CallbackListPtr SkippedRequestsCallback;
typedef struct {
xReqPtr req;
ClientPtr client;
int numskipped;
} SkippedRequestInfoRec;
/* stuff for ReplyCallback */
extern CallbackListPtr ReplyCallback;
typedef struct {
ClientPtr client;
pointer replyData;
unsigned long dataLenBytes;
unsigned long bytesRemaining;
Bool startOfReply;
} ReplyInfoRec;
/* stuff for FlushCallback */
extern CallbackListPtr FlushCallback;
#endif /* OS_H */