428261197a
Tested by ajacoutot@, krw@, shadchin@ and jasper@ on various configurations including multihead with both zaphod and xrandr.
285 lines
8.4 KiB
C
285 lines
8.4 KiB
C
/***********************************************************
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Copyright 1987, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
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documentation for any purpose is hereby granted without fee, provided that
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the above copyright notice appear in all copies and that both that
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copyright notice and this permission notice appear in supporting
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documentation.
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall not be
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used in advertising or otherwise to promote the sale, use or other dealings
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in this Software without prior written authorization from The Open Group.
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Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
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All Rights Reserved
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Permission to use, copy, modify, and distribute this software and its
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documentation for any purpose and without fee is hereby granted,
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provided that the above copyright notice appear in all copies and that
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both that copyright notice and this permission notice appear in
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supporting documentation, and that the name of Digital not be
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used in advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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SOFTWARE.
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******************************************************************/
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#ifndef _OSDEP_H_
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#define _OSDEP_H_ 1
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#define BOTIMEOUT 200 /* in milliseconds */
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#define BUFSIZE 4096
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#define BUFWATERMARK 8192
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#if defined(XDMCP) || defined(HASXDMAUTH)
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#include <X11/Xdmcp.h>
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#endif
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#ifdef _POSIX_SOURCE
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#include <limits.h>
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#else
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#define _POSIX_SOURCE
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#include <limits.h>
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#undef _POSIX_SOURCE
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#endif
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#ifndef OPEN_MAX
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#ifdef SVR4
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#define OPEN_MAX 256
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#else
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#include <sys/param.h>
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#ifndef OPEN_MAX
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#if defined(NOFILE) && !defined(NOFILES_MAX)
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#define OPEN_MAX NOFILE
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#else
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#if !defined(WIN32)
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#define OPEN_MAX NOFILES_MAX
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#else
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#define OPEN_MAX 256
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#endif
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#endif
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#endif
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#endif
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#endif
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#include <X11/Xpoll.h>
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/*
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* MAXSOCKS is used only for initialising MaxClients when no other method
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* like sysconf(_SC_OPEN_MAX) is not supported.
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*/
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#if OPEN_MAX <= 256
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#define MAXSOCKS (OPEN_MAX - 1)
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#else
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#define MAXSOCKS 256
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#endif
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/* MAXSELECT is the number of fds that select() can handle */
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#define MAXSELECT (sizeof(fd_set) * NBBY)
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#ifndef HAS_GETDTABLESIZE
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#if !defined(SVR4) && !defined(SYSV)
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#define HAS_GETDTABLESIZE
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#endif
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#endif
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#include <stddef.h>
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#if defined(XDMCP) || defined(HASXDMAUTH)
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typedef Bool (*ValidatorFunc)(ARRAY8Ptr Auth, ARRAY8Ptr Data, int packet_type);
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typedef Bool (*GeneratorFunc)(ARRAY8Ptr Auth, ARRAY8Ptr Data, int packet_type);
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typedef Bool (*AddAuthorFunc)(unsigned name_length, const char *name,
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unsigned data_length, char *data);
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#endif
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typedef struct _connectionInput {
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struct _connectionInput *next;
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char *buffer; /* contains current client input */
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char *bufptr; /* pointer to current start of data */
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int bufcnt; /* count of bytes in buffer */
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int lenLastReq;
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int size;
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unsigned int ignoreBytes; /* bytes to ignore before the next request */
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} ConnectionInput, *ConnectionInputPtr;
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typedef struct _connectionOutput {
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struct _connectionOutput *next;
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int size;
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unsigned char *buf;
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int count;
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} ConnectionOutput, *ConnectionOutputPtr;
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struct _osComm;
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#define AuthInitArgs void
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typedef void (*AuthInitFunc) (AuthInitArgs);
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#define AuthAddCArgs unsigned short data_length, const char *data, XID id
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typedef int (*AuthAddCFunc) (AuthAddCArgs);
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#define AuthCheckArgs unsigned short data_length, const char *data, ClientPtr client, char **reason
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typedef XID (*AuthCheckFunc) (AuthCheckArgs);
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#define AuthFromIDArgs XID id, unsigned short *data_lenp, char **datap
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typedef int (*AuthFromIDFunc) (AuthFromIDArgs);
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#define AuthGenCArgs unsigned data_length, const char *data, XID id, unsigned *data_length_return, char **data_return
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typedef XID (*AuthGenCFunc) (AuthGenCArgs);
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#define AuthRemCArgs unsigned short data_length, const char *data
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typedef int (*AuthRemCFunc) (AuthRemCArgs);
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#define AuthRstCArgs void
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typedef int (*AuthRstCFunc) (AuthRstCArgs);
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#define AuthToIDArgs unsigned short data_length, char *data
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typedef XID (*AuthToIDFunc) (AuthToIDArgs);
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typedef void (*OsCloseFunc)(ClientPtr);
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typedef int (*OsFlushFunc)(ClientPtr who, struct _osComm * oc, char* extraBuf, int extraCount);
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typedef struct _osComm {
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int fd;
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ConnectionInputPtr input;
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ConnectionOutputPtr output;
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XID auth_id; /* authorization id */
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CARD32 conn_time; /* timestamp if not established, else 0 */
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struct _XtransConnInfo *trans_conn; /* transport connection object */
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} OsCommRec, *OsCommPtr;
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extern int FlushClient(
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ClientPtr /*who*/,
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OsCommPtr /*oc*/,
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const void * /*extraBuf*/,
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int /*extraCount*/
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);
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extern void FreeOsBuffers(
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OsCommPtr /*oc*/
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);
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#include "dix.h"
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extern fd_set AllSockets;
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extern fd_set AllClients;
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extern fd_set LastSelectMask;
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extern fd_set WellKnownConnections;
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extern fd_set EnabledDevices;
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extern fd_set ClientsWithInput;
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extern fd_set ClientsWriteBlocked;
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extern fd_set OutputPending;
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extern fd_set IgnoredClientsWithInput;
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#ifndef WIN32
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extern int *ConnectionTranslation;
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#else
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extern int GetConnectionTranslation(int conn);
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extern void SetConnectionTranslation(int conn, int client);
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extern void ClearConnectionTranslation(void);
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#endif
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extern Bool NewOutputPending;
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extern Bool AnyClientsWriteBlocked;
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extern WorkQueuePtr workQueue;
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/* in WaitFor.c */
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#ifdef WIN32
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typedef long int fd_mask;
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#endif
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#define ffs mffs
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extern int mffs(fd_mask);
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/* in auth.c */
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extern void GenerateRandomData (int len, char *buf);
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/* in mitauth.c */
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extern XID MitCheckCookie (AuthCheckArgs);
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extern XID MitGenerateCookie (AuthGenCArgs);
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extern XID MitToID (AuthToIDArgs);
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extern int MitAddCookie (AuthAddCArgs);
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extern int MitFromID (AuthFromIDArgs);
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extern int MitRemoveCookie (AuthRemCArgs);
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extern int MitResetCookie (AuthRstCArgs);
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/* in xdmauth.c */
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#ifdef HASXDMAUTH
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extern XID XdmCheckCookie (AuthCheckArgs);
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extern XID XdmToID (AuthToIDArgs);
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extern int XdmAddCookie (AuthAddCArgs);
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extern int XdmFromID (AuthFromIDArgs);
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extern int XdmRemoveCookie (AuthRemCArgs);
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extern int XdmResetCookie (AuthRstCArgs);
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#endif
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/* in rpcauth.c */
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#ifdef SECURE_RPC
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extern void SecureRPCInit (AuthInitArgs);
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extern XID SecureRPCCheck (AuthCheckArgs);
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extern XID SecureRPCToID (AuthToIDArgs);
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extern int SecureRPCAdd (AuthAddCArgs);
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extern int SecureRPCFromID (AuthFromIDArgs);
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extern int SecureRPCRemove (AuthRemCArgs);
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extern int SecureRPCReset (AuthRstCArgs);
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#endif
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#ifdef XDMCP
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/* in xdmcp.c */
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extern void XdmcpUseMsg (void);
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extern int XdmcpOptions(int argc, char **argv, int i);
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extern void XdmcpRegisterConnection (
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int type,
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const char *address,
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int addrlen);
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extern void XdmcpRegisterAuthorizations (void);
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extern void XdmcpRegisterAuthorization (const char *name, int namelen);
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extern void XdmcpInit (void);
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extern void XdmcpReset (void);
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extern void XdmcpOpenDisplay(int sock);
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extern void XdmcpCloseDisplay(int sock);
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extern void XdmcpRegisterAuthentication (
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const char *name,
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int namelen,
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const char *data,
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int datalen,
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ValidatorFunc Validator,
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GeneratorFunc Generator,
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AddAuthorFunc AddAuth);
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struct sockaddr_in;
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extern void XdmcpRegisterBroadcastAddress (const struct sockaddr_in *addr);
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#endif
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#ifdef HASXDMAUTH
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extern void XdmAuthenticationInit (const char *cookie, int cookie_length);
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#endif
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#endif /* _OSDEP_H_ */
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