os.h revision 61cb83a8ccd1dd7f671f31fa93c9d8b7be09b4cc
/***********************************************************
Copyright 1987, 1998 The Open Group
Permission to use, copy, modify, distribute, and sell this software and its
documentation for any purpose is hereby granted without fee, provided that
the above copyright notice appear in all copies and that both that
copyright notice and this permission notice appear in supporting
documentation.
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
OPEN GROUP 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 Open Group 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 Open Group.
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.
******************************************************************/
#ifndef OS_H
#define OS_H
#include "misc.h"
#include <stdarg.h>
#include <stdint.h>
#include <string.h>
#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 4194303
#endif
typedef struct _FontPathRec *FontPathPtr;
typedef struct _NewClientRec *NewClientPtr;
#ifndef xalloc
#endif
#include <stdio.h>
#include <stdarg.h>
#ifdef DDXBEFORERESET
extern void ddxBeforeReset(void);
#endif
#ifdef DDXOSVERRORF
extern _X_EXPORT void (*OsVendorVErrorFProc) (const char *,
_X_ATTRIBUTE_PRINTF(1, 0);
#endif
);
#if XTRANS_SEND_FDS
#endif
char * /*data */ ,
int /*count */ );
extern _X_EXPORT void FlushAllOutput(void);
extern _X_EXPORT void FlushIfCriticalOutputPending(void);
extern _X_EXPORT void SetCriticalOutputPending(void);
const void * /*buf */ );
extern _X_EXPORT void ResetOsBuffers(void);
extern _X_EXPORT void InitConnectionLimits(void);
extern _X_EXPORT void NotifyParentProcess(void);
extern _X_EXPORT void CreateWellKnownSockets(void);
extern _X_EXPORT void ResetWellKnownSockets(void);
extern _X_EXPORT void CloseWellKnownConnections(void);
unsigned int /*proto_n */ ,
char * /*auth_proto */ ,
unsigned int /*string_n */ ,
char * /*auth_string */ );
void */*closure */ );
extern _X_EXPORT void CheckConnections(void);
extern _X_EXPORT void ListenToAllClients(void);
unsigned long /*newdelay */ );
typedef struct _OsTimerRec *OsTimerPtr;
CARD32 /* time */ ,
void */* arg */ );
#define TimerAbsolute (1<<0)
int /* flags */ ,
CARD32 /* millis */ ,
OsTimerCallback /* func */ ,
void */* arg */ );
extern _X_EXPORT void TimerCheck(void);
extern _X_EXPORT void SetScreenSaverTimer(void);
extern _X_EXPORT void FreeScreenSaverTimer(void);
int * /*authlen */ ,
void */* client */ );
#ifndef _HAVE_XALLOC_DECLS
#define _HAVE_XALLOC_DECLS
/*
* Use malloc(3) instead.
*/
extern _X_EXPORT void *
/*
* Use calloc(3) instead
*/
extern _X_EXPORT void *
/*
* Use realloc(3) instead
*/
extern _X_EXPORT void *
/*
* Use free(3) instead
*/
extern _X_EXPORT void
Xfree(void * /*ptr */ )
#endif
/*
* This function malloc(3)s buffer, terminating the server if there is not
* enough memory.
*/
extern _X_EXPORT void *
XNFalloc(unsigned long /*amount */ );
/*
* This function calloc(3)s buffer, terminating the server if there is not
* enough memory.
*/
extern _X_EXPORT void *
XNFcalloc(unsigned long /*amount */ );
/*
* This function realloc(3)s passed buffer, terminating the server if there is
* not enough memory.
*/
extern _X_EXPORT void *
/*
* This function strdup(3)s passed string. The only difference from the library
* function that it is safe to pass NULL, as NULL will be returned.
*/
extern _X_EXPORT char *
Xstrdup(const char *s);
/*
* This function strdup(3)s passed string, terminating the server if there is
* not enough memory. If NULL is passed to this function, NULL is returned.
*/
extern _X_EXPORT char *
XNFstrdup(const char *s);
/* Include new X*asprintf API */
#include "Xprintf.h"
/* Older api deprecated in favor of the asprintf versions */
extern _X_EXPORT char *
extern _X_EXPORT char *
_X_ATTRIBUTE_PRINTF(1, 0)
extern _X_EXPORT char *
extern _X_EXPORT char *
_X_ATTRIBUTE_PRINTF(1, 0)
typedef void (*OsSigHandlerPtr) (int /* sig */ );
typedef int (*OsSigWrapperPtr) (int /* sig */ );
extern _X_EXPORT OsSigHandlerPtr
extern _X_EXPORT OsSigWrapperPtr
extern _X_EXPORT int auditTrailLevel;
extern _X_EXPORT void
LockServer(void);
extern _X_EXPORT void
UnlockServer(void);
extern _X_EXPORT int
OsLookupColor(int /*screen */ ,
char * /*name */ ,
unsigned /*len */ ,
unsigned short * /*pred */ ,
unsigned short * /*pgreen */ ,
unsigned short * /*pblue */ );
extern _X_EXPORT void
OsInit(void);
extern _X_EXPORT void
extern _X_EXPORT void
_X_ATTRIBUTE_PRINTF(1, 0);
extern _X_EXPORT void
OsVendorInit(void);
extern _X_EXPORT void
OsBlockSignals(void);
extern _X_EXPORT void
OsReleaseSignals(void);
extern _X_EXPORT int
OsBlockSIGIO(void);
extern _X_EXPORT void
OsReleaseSIGIO(void);
extern void
OsResetSignals(void);
extern _X_EXPORT void
OsAbort(void)
#if !defined(WIN32)
extern _X_EXPORT int
System(const char *);
extern _X_EXPORT void *
Popen(const char *, const char *);
extern _X_EXPORT int
Pclose(void *);
extern _X_EXPORT void *
Fopen(const char *, const char *);
extern _X_EXPORT int
Fclose(void *);
#else
extern const char *
Win32TempDir(void);
extern int
#endif
extern _X_EXPORT void
extern _X_EXPORT void
CheckUserAuthorization(void);
extern _X_EXPORT int
int /*family */ ,
unsigned /*length */ ,
const void * /*pAddr */ );
ForEachHostInFamily(int /*family */ ,
Bool (* /*func */ )(
unsigned char * /* addr */ ,
short /* len */ ,
void */* closure */ ),
void */*closure */ );
extern _X_EXPORT int
int /*family */ ,
unsigned /*length */ ,
void */*pAddr */ );
extern _X_EXPORT int
GetHosts(void ** /*data */ ,
int * /*pnHosts */ ,
int * /*pLen */ ,
BOOL * /*pEnabled */ );
typedef struct sockaddr *sockaddrPtr;
extern _X_EXPORT int
extern _X_EXPORT int
LocalClientCred(ClientPtr, int *, int *);
#define LCC_UID_SET (1 << 0)
typedef struct {
int fieldsSet; /* Bit mask of fields set */
int euid; /* Effective uid */
int egid; /* Primary effective group id */
int nSuppGids; /* Number of supplementary group ids */
int *pSuppGids; /* Array of supplementary group ids */
int pid; /* Process id */
int zoneid; /* Only set on Solaris 10 & later */
extern _X_EXPORT int
extern _X_EXPORT void
extern _X_EXPORT int
extern _X_EXPORT int
GetAccessControl(void);
extern _X_EXPORT void
AddLocalHosts(void);
extern _X_EXPORT void
ResetHosts(const char *display);
extern _X_EXPORT void
EnableLocalHost(void);
extern _X_EXPORT void
DisableLocalHost(void);
extern _X_EXPORT void
AccessUsingXdmcp(void);
extern _X_EXPORT void
DefineSelf(int /*fd */ );
#if XDMCP
extern _X_EXPORT void
extern _X_EXPORT void
RegisterAuthorizations(void);
#endif
extern _X_EXPORT void
InitAuthorization(const char * /*filename */ );
/* extern int LoadAuthorization(void); */
extern _X_EXPORT int
unsigned short *name_lenp,
const char **namep,
CheckAuthorization(unsigned int /*namelength */ ,
const char * /*name */ ,
unsigned int /*datalength */ ,
const char * /*data */ ,
ClientPtr /*client */ ,
const char ** /*reason */
);
extern _X_EXPORT void
ResetAuthorization(void);
extern _X_EXPORT int
RemoveAuthorization(unsigned short name_length,
const char *name,
unsigned short data_length, const char *data);
extern _X_EXPORT int
AddAuthorization(unsigned int /*name_length */ ,
const char * /*name */ ,
unsigned int /*data_length */ ,
char * /*data */ );
#ifdef XCSECURITY
GenerateAuthorization(unsigned int /* name_length */ ,
const char * /* name */ ,
unsigned int /* data_length */ ,
const char * /* data */ ,
unsigned int * /* data_length_return */ ,
char ** /* data_return */ );
#endif
extern _X_EXPORT int
extern _X_EXPORT void
ddxUseMsg(void);
/* stuff for ReplyCallback */
typedef struct {
const void *replyData;
unsigned long dataLenBytes; /* actual bytes from replyData + pad bytes */
unsigned long bytesRemaining;
unsigned long padBytes; /* pad bytes from zeroed array */
} ReplyInfoRec;
/* stuff for FlushCallback */
enum ExitCode {
EXIT_NO_ERROR = 0,
EXIT_ERR_ABORT = 1,
EXIT_ERR_CONFIGURE = 2,
EXIT_ERR_DRIVERS = 3,
};
extern _X_EXPORT void
extern _X_EXPORT void
extern _X_EXPORT int
TimeSinceLastInputEvent(void);
/* strcasecmp.c */
#ifndef HAVE_STRCASECMP
#define strcasecmp xstrcasecmp
extern _X_EXPORT int
#endif
#ifndef HAVE_STRNCASECMP
#define strncasecmp xstrncasecmp
extern _X_EXPORT int
#endif
#ifndef HAVE_STRCASESTR
#define strcasestr xstrcasestr
extern _X_EXPORT char *
xstrcasestr(const char *s, const char *find);
#endif
#ifndef HAVE_STRLCPY
#endif
#ifndef HAVE_STRNDUP
extern _X_EXPORT char *
#endif
/* Logging. */
typedef enum _LogParameter {
} LogParameter;
/* Flags for log messages. */
typedef enum {
X_PROBED, /* Value was probed */
X_CONFIG, /* Value was given in the config file */
X_DEFAULT, /* Value is a default */
X_CMDLINE, /* Value was given on the command line */
X_NOTICE, /* Notice */
X_ERROR, /* Error message */
X_WARNING, /* Warning message */
X_INFO, /* Informational message */
X_NONE, /* No prefix */
X_NOT_IMPLEMENTED, /* Not implemented */
X_DEBUG, /* Debug message */
} MessageType;
extern _X_EXPORT const char *
extern _X_EXPORT void
extern _X_EXPORT void
_X_ATTRIBUTE_PRINTF(2, 0);
extern _X_EXPORT void
extern _X_EXPORT void
_X_ATTRIBUTE_PRINTF(3, 0);
extern _X_EXPORT void
extern _X_EXPORT void
extern _X_EXPORT void
extern _X_EXPORT void
_X_ATTRIBUTE_PRINTF(3, 0);
extern _X_EXPORT void
_X_ATTRIBUTE_PRINTF(3, 0)
_X_ATTRIBUTE_PRINTF(5, 0);
extern _X_EXPORT void
const char *hdr_format, ...)
_X_ATTRIBUTE_PRINTF(3, 0)
extern _X_EXPORT void
_X_ATTRIBUTE_PRINTF(2, 0)
extern _X_EXPORT void
FreeAuditTimer(void);
extern _X_EXPORT void
AuditF(const char *f, ...)
extern _X_EXPORT void
_X_ATTRIBUTE_PRINTF(1, 0);
extern _X_EXPORT void
FatalError(const char *f, ...)
#ifdef DEBUG
#else
#define DebugF(...) /* */
#endif
extern _X_EXPORT void
_X_ATTRIBUTE_PRINTF(1, 0);
extern _X_EXPORT void
ErrorF(const char *f, ...)
extern _X_EXPORT void
_X_ATTRIBUTE_PRINTF(1, 0);
extern _X_EXPORT void
ErrorFSigSafe(const char *f, ...)
extern _X_EXPORT void
LogPrintMarkers(void);
extern _X_EXPORT void
xorg_backtrace(void);
extern _X_EXPORT int
os_move_fd(int fd);
#endif /* OS_H */