drop .original files from the current code base

1 files changed, 0 insertions, 1465 deletions

diff --git a/nx-X11/lib/X11/ConnDis.c.NX.original b/nx-X11/lib/X11/ConnDis.c.NX.original
deleted file mode 100644
index 30146a9f1..000000000
--- a/nx-X11/lib/X11/ConnDis.c.NX.original
+++ /dev/null
@@ -1,1465 +0,0 @@
-/* $XdotOrg: xc/lib/X11/ConnDis.c,v 1.10 2005/07/03 07:00:55 daniels Exp $ */
-/* $Xorg: ConnDis.c,v 1.8 2001/02/09 02:03:31 xorgcvs Exp $ */
-/*
- 
-Copyright 1989, 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 (c) 2001, 2011 NoMachine, http://www.nomachine.com/.         */
-/*                                                                        */
-/* NX-X11, NX protocol compression and NX extensions to this software     */
-/* are copyright of NoMachine. Redistribution and use of the present      */
-/* software is allowed according to terms specified in the file LICENSE   */
-/* which comes in the source distribution.                                */
-/*                                                                        */
-/* Check http://www.nomachine.com/licensing.html for applicability.       */
-/*                                                                        */
-/* NX and NoMachine are trademarks of Medialogic S.p.A.                   */
-/*                                                                        */
-/* All rights reserved.                                                   */
-/*                                                                        */
-/**************************************************************************/
-
-/* $XFree86: xc/lib/X11/ConnDis.c,v 3.28 2003/12/02 23:33:17 herrb Exp $ */
-
-/* 
- * This file contains operating system dependencies.
- */
-
-#define NEED_EVENTS
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#include <X11/Xlibint.h>
-#include <X11/Xtrans/Xtrans.h>
-#include <X11/Xauth.h>
-#include <X11/Xdmcp.h>
-#include <stdio.h>
-#include <ctype.h>
-
-#if !defined(WIN32)
-#ifndef Lynx
-#include <sys/socket.h>
-#else
-#include <socket.h>
-#endif
-#else
-#include <X11/Xwindows.h>
-#endif
-
-#ifndef X_CONNECTION_RETRIES		/* number retries on ECONNREFUSED */
-#define X_CONNECTION_RETRIES 5
-#endif
-
-#ifdef LOCALCONN
-#include <sys/utsname.h>
-#endif
-
-#include "Xintconn.h"
-
-/* prototypes */
-static void GetAuthorization(
-    XtransConnInfo trans_conn,
-    int family,
-    char *saddr,
-    int saddrlen,
-    int idisplay,
-    char **auth_namep,
-    int *auth_namelenp,
-    char **auth_datap,
-    int *auth_datalenp);
-
-/* functions */
-static char *copystring (char *src, int len)
-{
-    char *dst = Xmalloc (len + 1);
-
-    if (dst) {
-	strncpy (dst, src, len);
-	dst[len] = '\0';
-    }
-
-    return dst;
-}
-
-
-/* 
- * Attempts to connect to server, given display name. Returns file descriptor
- * (network socket) or -1 if connection fails.  Display names may be of the
- * following format:
- *
- *     [protocol/] [hostname] : [:] displaynumber [.screennumber]
- *
- * A string with exactly two colons seperating hostname from the display
- * indicates a DECnet style name.  Colons in the hostname may occur if an
- * IPv6 numeric address is used as the hostname.  An IPv6 numeric address
- * may also end in a double colon, so three colons in a row indicates an
- * IPv6 address ending in :: followed by :display.  To make it easier for
- * people to read, an IPv6 numeric address hostname may be surrounded by
- * [ ] in a similar fashion to the IPv6 numeric address URL syntax defined
- * by IETF RFC 2732.
- *
- * If no hostname and no protocol is specified, the string is interpreted
- * as the most efficient local connection to a server on the same machine.  
- * This is usually:
- *
- *     o  shared memory
- *     o  local stream
- *     o  UNIX domain socket
- *     o  TCP to local host
- *
- * This function will eventually call the X Transport Interface functions
- * which expects the hostname in the format:
- *
- *	[protocol/] [hostname] : [:] displaynumber
- *
- */
-XtransConnInfo
-_X11TransConnectDisplay (
-    char *display_name,
-    char **fullnamep,			/* RETURN */
-    int *dpynump,			/* RETURN */
-    int *screenp,			/* RETURN */
-    char **auth_namep,			/* RETURN */
-    int *auth_namelenp,			/* RETURN */
-    char **auth_datap,			/* RETURN */
-    int *auth_datalenp)			/* RETURN */
-{
-    int family;
-    int saddrlen;
-    Xtransaddr *saddr;
-    char *lastp, *lastc, *p;		/* char pointers */
-    char *pprotocol = NULL;		/* start of protocol name */
-    char *phostname = NULL;		/* start of host of display */
-    char *pdpynum = NULL;		/* start of dpynum of display */
-    char *pscrnum = NULL;		/* start of screen of display */
-    Bool dnet = False;			/* if true, then DECnet format */
-    int idisplay = 0;			/* required display number */
-    int iscreen = 0;			/* optional screen number */
-    /*  int (*connfunc)(); */		/* method to create connection */
-    int len, hostlen;			/* length tmp variable */
-    int retry;				/* retry counter */
-    char addrbuf[128];			/* final address passed to
-					   X Transport Interface */
-    char* address = addrbuf;
-    XtransConnInfo trans_conn = NULL;	/* transport connection object */
-    int connect_stat;
-#ifdef LOCALCONN
-    struct utsname sys;
-#endif
-#ifdef TCPCONN
-    char *tcphostname = NULL;		/* A place to save hostname pointer */
-#endif
-
-    p = display_name;
-
-    saddrlen = 0;			/* set so that we can clear later */
-    saddr = NULL;
-
-#if defined(NX_TRANS_SOCKET) && defined(NX_TRANS_TEST)
-        fprintf(stderr, "_X11TransConnectDisplay: Called with display_name [%s].\n", display_name);
-#endif
-
-#ifdef NX_TRANS_SOCKET
-
-    /*
-     * Check if user selected the "nx"
-     * protocol or an "nx" hostname.
-     */
-
-    if (!strncasecmp(p, "nx/", 3) || !strcasecmp(p, "nx") ||
-            !strncasecmp(p, "nx:", 3) || !strncasecmp(p, "nx,", 3))
-    {
-        if (*(display_name + 2) == '/')
-        {
-          p += 3;
-        }
-
-        pprotocol = copystring ("nx", 2);
-
-        if (!pprotocol) goto bad;
-
-#ifdef NX_TRANS_TEST
-        fprintf(stderr, "_X11TransConnectDisplay: Forced protocol to [%s].\n", pprotocol);
-#endif
-
-    }
-    else
-    {
-
-#endif
-
-    /*
-     * Step 0, find the protocol.  This is delimited by the optional 
-     * slash ('/').
-     */
-    for (lastp = p; *p && *p != ':' && *p != '/'; p++) ;
-    if (!*p) return NULL;		/* must have a colon */
-
-    if (p != lastp && *p != ':') {	/* protocol given? */
-	pprotocol = copystring (lastp, p - lastp);
-	if (!pprotocol) goto bad;	/* no memory */
-	p++;				/* skip the '/' */
-    } else
-	p = display_name;		/* reset the pointer in
-					   case no protocol was given */
-#ifdef NX_TRANS_SOCKET
-
-    } /* End of step 0. */
-
-    /*
-     * Check if user specified the "nx" protocol or
-     * hostname is "nx" or in the form "nx,...".
-     */
-
-    if (pprotocol && !strcasecmp(pprotocol, "nx"))
-    {
-
-#ifdef NX_TRANS_TEST
-        fprintf(stderr, "_X11TransConnectDisplay: Checking hostname [%s].\n", p);
-#endif
-
-        /*
-         * Options can include a "display=" tuple so
-         * need to scan right to left.
-         */
-
-        lastp = p;
-        lastc = NULL;
-
-        for (; *p; p++)
-            if (*p == ':')
-                lastc = p;
-
-        /*
-         * Don't complain if no screen was provided.
-         */
-
-        if (lastc)
-        {
-            phostname = copystring (lastp, lastc - lastp);
-
-            p = lastc;
-        }
-        else
-        {
-            phostname = copystring (lastp, strlen(lastp));
-        }
-
-        if (!phostname) goto bad;
-
-#ifdef NX_TRANS_TEST
-        fprintf(stderr, "_X11TransConnectDisplay: Forced hostname [%s].\n", phostname);
-#endif
-
-    }
-    else
-    {
-
-#endif
-
-    /*
-     * Step 1, find the hostname.  This is delimited by either one colon,
-     * or two colons in the case of DECnet (DECnet Phase V allows a single
-     * colon in the hostname).  (See note above regarding IPv6 numeric 
-     * addresses with triple colons or [] brackets.)
-     */
-
-    lastp = p;
-    lastc = NULL;
-    for (; *p; p++)
-	if (*p == ':')
-	    lastc = p;
-
-    if (!lastc) return NULL;		/* must have a colon */
-
-    if ((lastp != lastc) && (*(lastc - 1) == ':') 
-#if defined(IPv6) && defined(AF_INET6)
-      && ( ((lastc - 1) == lastp) || (*(lastc - 2) != ':'))
-#endif
-	) {
-	/* DECnet display specified */
-
-#ifndef DNETCONN
-	goto bad;
-#else
-	dnet = True;
-	/* override the protocol specified */
-	if (pprotocol)
-	    Xfree (pprotocol);
-	pprotocol = copystring ("dnet", 4);
-	hostlen = lastc - 1 - lastp;
-#endif
-    }
-    else
-	hostlen = lastc - lastp;
-
-    if (hostlen > 0) {		/* hostname given? */
-	phostname = copystring (lastp, hostlen);
-	if (!phostname) goto bad;	/* no memory */
-    }
-
-    p = lastc;
-
-#ifdef LOCALCONN
-    /* check if phostname == localnodename AND protocol not specified */
-    if (!pprotocol && phostname && uname(&sys) >= 0 &&
-	!strncmp(phostname, sys.nodename, 
-	(strlen(sys.nodename) < strlen(phostname) ? 
-	strlen(phostname) : strlen(sys.nodename))))
-    {
-#ifdef TCPCONN
-	/*
-	 * We'll first attempt to connect using the local transport.  If
-	 * this fails (which is the case if sshd X protocol forwarding is
-	 * being used), retry using tcp and this hostname.
-	 */
-	tcphostname = copystring(phostname, strlen(phostname));
-#endif
-	Xfree (phostname);
-	phostname = copystring ("unix", 4);
-    }
-#endif
-
-#ifdef NX_TRANS_SOCKET
-
-    } /* End of step 1. */
-
-    /*
-     * Check if no display was specified. In this case
-     * search the "port=n" option in NX host string.
-     */
-
-    if (*p)
-    {
-
-#endif
-
-
-    /*
-     * Step 2, find the display number.  This field is required and is 
-     * delimited either by a nul or a period, depending on whether or not
-     * a screen number is present.
-     */
-
-    for (lastp = ++p; *p && isascii(*p) && isdigit(*p); p++) ;
-    if ((p == lastp) ||			/* required field */
-	(*p != '\0' && *p != '.') ||	/* invalid non-digit terminator */
-	!(pdpynum = copystring (lastp, p - lastp)))  /* no memory */
-      goto bad;
-    idisplay = atoi (pdpynum);
-
-#ifdef NX_TRANS_SOCKET
-
-    }
-    else
-    {
-        char *host  = NULL;
-        char *name  = NULL;
-        char *value = NULL;
-
-#ifdef NX_TRANS_TEST
-        fprintf(stderr, "_X11TransConnectDisplay: Searching port in port [%s].\n", phostname);
-#endif
-
-        if (!strncasecmp(phostname, "nx,", 3))
-        {
-            host = copystring(phostname + 3, strlen(phostname) - 3);
-        }
-
-        if (!host) goto bad;
-
-        idisplay = -1;
-
-        name = strtok(host, "=");
-
-        while (name)
-        {
-            value = strtok(NULL, ",");
-
-            if (value == NULL || strstr(value, "=") != NULL ||
-                    strstr(name, ",") != NULL || strlen(value) >= 128)
-            {
-                Xfree(host);
-
-                goto bad;
-            }
-            else if (strcasecmp(name, "port") == 0)
-            {
-                idisplay = atoi(value);
-
-                pdpynum = copystring(value, strlen(value));
-
-                if (!pdpynum) goto bad;
-
-                break;
-            }
-
-            name = strtok(NULL, "=");
-        }
-
-        Xfree(host);
-
-        if (idisplay == -1)
-        {
-            goto bad;
-        }
-
-    } /* End of step 2. */
-
-#endif
-
-
-    /*
-     * Step 3, find the screen number.  This field is optional.  It is 
-     * present only if the display number was followed by a period (which
-     * we've already verified is the only non-nul character).
-     */
-
-    if (*p) {
-	for (lastp = ++p; *p && isascii(*p) && isdigit (*p); p++) ;
-	if (p != lastp) {
-	    if (*p ||			/* non-digits */
-		!(pscrnum = copystring (lastp, p - lastp))) /* no memory */
-		goto bad;
-	    iscreen = atoi (lastp);
-	}
-    }
-
-    /*
-     * At this point, we know the following information:
-     *
-     *     pprotocol                protocol string or NULL
-     *     phostname                hostname string or NULL
-     *     idisplay                 display number
-     *     iscreen                  screen number
-     *     dnet                     DECnet boolean
-     * 
-     * We can now decide which transport to use based on the ConnectionFlags
-     * build parameter the hostname string.  If phostname is NULL or equals
-     * the string "local", then choose the best transport.  If phostname
-     * is "unix", then choose BSD UNIX domain sockets (if configured).
-     */
-
-#ifdef NX_TRANS_SOCKET
-
-    /*
-     * If user selected the "nx" protocol
-     * force "local" transport.
-     */
-
-    if (pprotocol && !strcasecmp(pprotocol, "nx"))
-    {
-        pprotocol = copystring ("local", 5);
-
-        if (!pprotocol) goto bad;
-
-#ifdef NX_TRANS_TEST
-        fprintf(stderr, "_X11TransConnectDisplay: Converted protocol to [%s].\n", pprotocol);
-#endif
-
-    }
-
-#endif
-
-#if defined(TCPCONN) || defined(UNIXCONN) || defined(LOCALCONN) || defined(MNX_TCPCONN) || defined(OS2PIPECONN)
-    if (!pprotocol) {
-	if (!phostname) {
-#if defined(UNIXCONN) || defined(LOCALCONN) || defined(OS2PIPECONN)
-	    pprotocol = copystring ("local", 5);
-#if defined(TCPCONN)
-	    tcphostname = copystring("localhost", 9);
-#endif
-	}
-	else
-	{
-#endif
-	    pprotocol = copystring ("tcp", 3);
-	}
-    }
-#endif
-
-#if defined(UNIXCONN) || defined(LOCALCONN) || defined(OS2PIPECONN)
-    /*
-     * Now that the defaults have been established, see if we have any 
-     * special names that we have to override:
-     *
-     *     :N         =>     if UNIXCONN then unix-domain-socket
-     *     ::N        =>     if UNIXCONN then unix-domain-socket
-     *     unix:N     =>     if UNIXCONN then unix-domain-socket
-     *
-     * Note that if UNIXCONN isn't defined, then we can use the default
-     * transport connection function set above.
-     */
-
-    if (!phostname) {
-#ifdef apollo
-	;   /* Unix domain sockets are *really* bad on apollos */
-#else
-	if( pprotocol ) Xfree(pprotocol);
-	pprotocol = copystring ("local", 5);
-#endif
-    }
-    else if (strcmp (phostname, "unix") == 0) {
-	if( pprotocol ) Xfree(pprotocol);
-	pprotocol = copystring ("local", 5);
-    }
-#endif
-
-#if defined(TCPCONN)
-  connect:
-#endif
-    /*
-     * This seems kind of backwards, but we need to put the protocol,
-     * host, and port back together to pass to _X11TransOpenCOTSClient().
-     */
-
-    {
-	int olen = 3 + (pprotocol ? strlen(pprotocol) : 0) + 
-		       (phostname ? strlen(phostname) : 0) + 
-		       (pdpynum   ? strlen(pdpynum)   : 0);
-	if (olen > sizeof addrbuf) address = Xmalloc (olen);
-    }
-    if (!address) goto bad;
-
-    sprintf(address,"%s/%s:%d",
-	pprotocol ? pprotocol : "",
-	phostname ? phostname : "",
-	idisplay );
-
-    /*
-     * Make the connection, also need to get the auth address info for
-     * the connection.  Do retries in case server host has hit its
-     * backlog (which, unfortunately, isn't distinguishable from there not
-     * being a server listening at all, which is why we have to not retry
-     * too many times).
-     */
-#if defined(NX_TRANS_SOCKET) && defined(NX_TRANS_TEST)
-        fprintf(stderr, "_X11TransConnectDisplay: Entering connection loop.\n");
-#endif
-    for(retry=X_CONNECTION_RETRIES; retry>=0; retry-- )
-	{
-#if defined(NX_TRANS_SOCKET) && defined(NX_TRANS_TEST)
-        fprintf(stderr, "_X11TransConnectDisplay: Going to call _X11TransOpenCOTSClient(address) with address [%s].\n", address);
-#endif
-	if ( (trans_conn = _X11TransOpenCOTSClient(address)) == NULL )
-	    {
-	    break;
-	    }
-#if defined(NX_TRANS_SOCKET) && defined(NX_TRANS_TEST)
-        fprintf(stderr, "_X11TransConnectDisplay: Going to call _X11TransConnect(trans_conn,address).\n");
-#endif
-	if ((connect_stat = _X11TransConnect(trans_conn,address)) < 0 )
-	    {
-#if defined(NX_TRANS_SOCKET) && defined(NX_TRANS_TEST)
-            fprintf(stderr, "_X11TransConnectDisplay: Going to call _X11TransClose(trans_conn).\n");
-#endif
-	    _X11TransClose(trans_conn);
-	    trans_conn = NULL;
-
-	    if (connect_stat == TRANS_TRY_CONNECT_AGAIN)
-	    {
-		sleep(1);
-		continue;
-	    }
-	    else
-		break;
-	    }
-
-#if defined(NX_TRANS_SOCKET) && defined(NX_TRANS_TEST)
-        fprintf(stderr, "_X11TransConnectDisplay: Going to call _X11TransGetPeerAddr(trans_conn, &family, &saddrlen, &saddr).\n");
-#endif
-	_X11TransGetPeerAddr(trans_conn, &family, &saddrlen, &saddr);
-
-	/*
-	 * The family is given in a socket format (ie AF_INET). This
-	 * will convert it to the format used by the authorization and
-	 * X protocol (ie FamilyInternet).
-	 */
-
-#if defined(NX_TRANS_SOCKET) && defined(NX_TRANS_TEST)
-        fprintf(stderr, "_X11TransConnectDisplay: Going to call _X11TransConvertAddress(&family, &saddrlen, &saddr).\n");
-#endif
-	if( _X11TransConvertAddress(&family, &saddrlen, &saddr) < 0 )
-	    {
-	    _X11TransClose(trans_conn);
-	    trans_conn = NULL;
-	    sleep(1);
-	    if (saddr)
-	    {
-		free ((char *) saddr);
-		saddr = NULL;
-	    }
-	    continue;
-	    }
-
-	break;
-	}
-
-#if defined(NX_TRANS_SOCKET) && defined(NX_TRANS_TEST)
-        fprintf(stderr, "_X11TransConnectDisplay: Out of connection loop.\n");
-#endif
-    if (address != addrbuf) Xfree (address);
-    address = addrbuf;
-
-    if( trans_conn == NULL )
-      goto bad;
-
-    /*
-     * Set close-on-exec so that programs that fork() doesn't get confused.
-     */
-
-    _X11TransSetOption(trans_conn,TRANS_CLOSEONEXEC,1);
-
-    /*
-     * Build the expanded display name:
-     *
-     *     [host] : [:] dpy . scr \0
-     */
-    len = ((phostname ? strlen(phostname) : 0) + 1 + (dnet ? 1 : 0) +
-	   strlen(pdpynum) + 1 + (pscrnum ? strlen(pscrnum) : 1) + 1);
-    *fullnamep = (char *) Xmalloc (len);
-    if (!*fullnamep) goto bad;
-
-    sprintf (*fullnamep, "%s%s%d.%d",
-	     (phostname ? phostname : ""),
-	     (dnet ? "::" : ":"),
-	     idisplay, iscreen);
-
-    *dpynump = idisplay;
-    *screenp = iscreen;
-    if (pprotocol) Xfree (pprotocol);
-    if (phostname) Xfree (phostname);
-    if (pdpynum) Xfree (pdpynum);
-    if (pscrnum) Xfree (pscrnum);
-#ifdef TCPCONN
-    if (tcphostname) Xfree (tcphostname);
-#endif
-
-    GetAuthorization(trans_conn, family, (char *) saddr, saddrlen, idisplay,
-		     auth_namep, auth_namelenp, auth_datap, auth_datalenp);
-    return trans_conn;
-
-
-    /*
-     * error return; make sure everything is cleaned up.
-     */
-  bad:
-    if (trans_conn) (void)_X11TransClose(trans_conn);
-    if (saddr) free ((char *) saddr);
-    if (pprotocol) Xfree (pprotocol);
-    if (phostname) Xfree (phostname);
-    if (address && address != addrbuf) { Xfree(address); address = addrbuf; }
-
-#if defined(TCPCONN)
-    if (tcphostname) {
-	pprotocol = copystring("tcp", 3);
-	phostname = tcphostname;
-	tcphostname = NULL;
-	goto connect;
-    }
-#endif
-
-    if (pdpynum) Xfree (pdpynum);
-    if (pscrnum) Xfree (pscrnum);
-    return NULL;
-
-}
-
-/*
- * This is gross, but we need it for compatiblity.
- * The test suite relies on the following interface.
- *
- */
-
-int _XConnectDisplay (
-    char *display_name,
-    char **fullnamep,			/* RETURN */
-    int *dpynump,			/* RETURN */
-    int *screenp,			/* RETURN */
-    char **auth_namep,			/* RETURN */
-    int *auth_namelenp,			/* RETURN */
-    char **auth_datap,			/* RETURN */
-    int *auth_datalenp)			/* RETURN */
-{
-   XtransConnInfo trans_conn;
-
-   trans_conn = _X11TransConnectDisplay (
-		      display_name, fullnamep, dpynump, screenp,
-		      auth_namep, auth_namelenp, auth_datap, auth_datalenp);
-
-   if (trans_conn)
-   {
-       int fd = _X11TransGetConnectionNumber (trans_conn);
-       _X11TransFreeConnInfo (trans_conn);
-       return (fd);
-   }
-   else
-       return (-1);
-}
-
-
-/*****************************************************************************
- *                                                                           *
- *			  Connection Utility Routines                        *
- *                                                                           *
- *****************************************************************************/
-
-/* 
- * Disconnect from server.
- */
-
-int _XDisconnectDisplay (trans_conn)
-
-XtransConnInfo	trans_conn;
-
-{
-    _X11TransDisconnect(trans_conn);
-    _X11TransClose(trans_conn);
-    return 0;
-}
-
-
-
-Bool
-_XSendClientPrefix (dpy, client, auth_proto, auth_string, prefix)
-     Display *dpy;
-     xConnClientPrefix *client;		/* contains count for auth_* */
-     char *auth_proto, *auth_string;	/* NOT null-terminated */
-     xConnSetupPrefix *prefix;		/* prefix information */
-{
-    int auth_length = client->nbytesAuthProto;
-    int auth_strlen = client->nbytesAuthString;
-    static char padbuf[3];		/* for padding to 4x bytes */
-    int pad;
-    struct iovec iovarray[5], *iov = iovarray;
-    int niov = 0;
-    int len = 0;
-
-#define add_to_iov(b,l) \
-  { iov->iov_base = (b); iov->iov_len = (l); iov++, niov++; len += (l); }
-
-    add_to_iov ((caddr_t) client, SIZEOF(xConnClientPrefix));
-
-    /*
-     * write authorization protocol name and data
-     */
-    if (auth_length > 0) {
-	add_to_iov (auth_proto, auth_length);
-	pad = -auth_length & 3; /* pad auth_length to a multiple of 4 */
-	if (pad) add_to_iov (padbuf, pad);
-    }
-    if (auth_strlen > 0) {
-	add_to_iov (auth_string, auth_strlen);
-	pad = -auth_strlen & 3; /* pad auth_strlen to a multiple of 4 */
-	if (pad) add_to_iov (padbuf, pad);
-    }
-
-#undef add_to_iov
-
-    len -= _X11TransWritev (dpy->trans_conn, iovarray, niov);
-
-    /*
-     * Set the connection non-blocking since we use select() to block.
-     */
-
-    _X11TransSetOption(dpy->trans_conn, TRANS_NONBLOCKING, 1);
-
-    if (len != 0)
-	return -1;
-#ifdef NX_TRANS_SOCKET
-    if (_NXDisplayWriteFunction != NULL) {
-        (*_NXDisplayWriteFunction)(dpy, len);
-    }
-#ifdef NX_TRANS_CHANGE
-    if (_NXDisplayCongestionFunction != NULL &&
-            _X11TransSocketCongestionChange(dpy->trans_conn, &congestion) == 1) {
-        (*_NXDisplayCongestionFunction)(dpy, congestion);
-    }
-#endif
-#endif
-
-#ifdef K5AUTH
-    if (auth_length == 14 &&
-	!strncmp(auth_proto, "MIT-KERBEROS-5", 14))
-    {
-	return k5_clientauth(dpy, prefix);
-    } else
-#endif
-    return 0;
-}
-
-
-#ifdef STREAMSCONN
-#ifdef SVR4
-#include <tiuser.h>
-#else
-#undef HASXDMAUTH
-#endif
-#endif
-
-#ifdef SECURE_RPC
-#include <rpc/rpc.h>
-#ifdef ultrix
-#include <time.h>
-#include <rpc/auth_des.h>
-#endif
-#endif
-
-#ifdef HASXDMAUTH
-#include <time.h>
-#define Time_t time_t
-#endif
-
-/*
- * First, a routine for setting authorization data
- */
-static int xauth_namelen = 0;
-static char *xauth_name = NULL;	 /* NULL means use default mechanism */
-static int xauth_datalen = 0;
-static char *xauth_data = NULL;	 /* NULL means get default data */
-
-/*
- * This is a list of the authorization names which Xlib currently supports.
- * Xau will choose the file entry which matches the earliest entry in this
- * array, allowing us to prioritize these in terms of the most secure first
- */
-
-static char *default_xauth_names[] = {
-#ifdef K5AUTH
-    "MIT-KERBEROS-5",
-#endif
-#ifdef SECURE_RPC
-    "SUN-DES-1",
-#endif
-#ifdef HASXDMAUTH
-    "XDM-AUTHORIZATION-1",
-#endif
-    "MIT-MAGIC-COOKIE-1"
-};
-
-static _Xconst int default_xauth_lengths[] = {
-#ifdef K5AUTH
-    14,     /* strlen ("MIT-KERBEROS-5") */
-#endif
-#ifdef SECURE_RPC
-    9,	    /* strlen ("SUN-DES-1") */
-#endif
-#ifdef HASXDMAUTH
-    19,	    /* strlen ("XDM-AUTHORIZATION-1") */
-#endif
-    18	    /* strlen ("MIT-MAGIC-COOKIE-1") */
-};
-
-#define NUM_DEFAULT_AUTH    (sizeof (default_xauth_names) / sizeof (default_xauth_names[0]))
-    
-static char **xauth_names = default_xauth_names;
-static _Xconst int  *xauth_lengths = default_xauth_lengths;
-
-static int  xauth_names_length = NUM_DEFAULT_AUTH;
-
-void XSetAuthorization (name, namelen, data, datalen)
-    int namelen, datalen;		/* lengths of name and data */
-    char *name, *data;			/* NULL or arbitrary array of bytes */
-{
-    char *tmpname, *tmpdata;
-
-    _XLockMutex(_Xglobal_lock);
-    if (xauth_name) Xfree (xauth_name);	 /* free any existing data */
-    if (xauth_data) Xfree (xauth_data);
-
-    xauth_name = xauth_data = NULL;	/* mark it no longer valid */
-    xauth_namelen = xauth_datalen = 0;
-    _XUnlockMutex(_Xglobal_lock);
-
-    if (namelen < 0) namelen = 0;	/* check for bogus inputs */
-    if (datalen < 0) datalen = 0;	/* maybe should return? */
-
-    if (namelen > 0)  {			/* try to allocate space */
-	tmpname = Xmalloc ((unsigned) namelen);
-	if (!tmpname) return;
-	memcpy (tmpname, name, namelen);
-    } else {
-	tmpname = NULL;
-    }
-
-    if (datalen > 0)  {
-	tmpdata = Xmalloc ((unsigned) datalen);
-	if (!tmpdata) {
-	    if (tmpname) (void) Xfree (tmpname);
-	    return;
-	}
-	memcpy (tmpdata, data, datalen);
-    } else {
-	tmpdata = NULL;
-    }
-
-    _XLockMutex(_Xglobal_lock);
-    xauth_name = tmpname;		/* and store the suckers */
-    xauth_namelen = namelen;
-    if (tmpname)
-    {
-	xauth_names = &xauth_name;
-	xauth_lengths = &xauth_namelen;
-	xauth_names_length = 1;
-    }
-    else
-    {
-	xauth_names = default_xauth_names;
-	xauth_lengths = default_xauth_lengths;
-	xauth_names_length = NUM_DEFAULT_AUTH;
-    }
-    xauth_data = tmpdata;
-    xauth_datalen = datalen;
-    _XUnlockMutex(_Xglobal_lock);
-    return;
-}
-
-#ifdef SECURE_RPC
-/*
- * Create a credential that we can send to the X server.
- */
-static int
-auth_ezencode(servername, window, cred_out, len)
-        char           *servername;
-        int             window;
-	char	       *cred_out;
-        int            *len;
-{
-        AUTH           *a;
-        XDR             xdr;
-
-#if defined(SVR4) && defined(sun)
-        a = authdes_seccreate(servername, window, NULL, NULL);
-#else
-        a = (AUTH *)authdes_create(servername, window, NULL, NULL);
-#endif
-        if (a == (AUTH *)NULL) {
-                perror("auth_create");
-                return 0;
-        }
-        xdrmem_create(&xdr, cred_out, *len, XDR_ENCODE);
-        if (AUTH_MARSHALL(a, &xdr) == FALSE) {
-                perror("auth_marshall");
-                AUTH_DESTROY(a);
-                return 0;
-        }
-        *len = xdr_getpos(&xdr);
-        AUTH_DESTROY(a);
-	return 1;
-}
-#endif
-
-#ifdef K5AUTH
-#include <com_err.h>
-
-extern krb5_flags krb5_kdc_default_options;
-
-/*
- * k5_clientauth
- *
- * Returns non-zero if the setup prefix has been read,
- * so we can tell XOpenDisplay to not bother looking for it by
- * itself.
- */
-static int k5_clientauth(dpy, sprefix)
-    Display *dpy;
-    xConnSetupPrefix *sprefix;
-{
-    krb5_error_code retval;
-    xReq prefix;
-    char *buf;
-    CARD16 plen, tlen;
-    krb5_data kbuf;
-    krb5_ccache cc;
-    krb5_creds creds;
-    krb5_principal cprinc, sprinc;
-    krb5_ap_rep_enc_part *repl;
-
-    krb5_init_ets();
-    /*
-     * stage 0: get encoded principal and tgt from server
-     */
-    _XRead(dpy, (char *)&prefix, sz_xReq);
-    if (prefix.reqType != 2 && prefix.reqType != 3)
-	/* not an auth packet... so deal */
-	if (prefix.reqType == 0 || prefix.reqType == 1)
-	{
-	    memcpy((char *)sprefix, (char *)&prefix, sz_xReq);
-	    _XRead(dpy, (char *)sprefix + sz_xReq,
-		   sz_xConnSetupPrefix - sz_xReq); /* ewww... gross */
-	    return 1;
-	}
-	else
-	{
-	    fprintf(stderr,
-		    "Xlib: Krb5 stage 0: got illegal connection setup success code %d\n",
-		    prefix.reqType);
-	    return -1;
-	}
-    if (prefix.data != 0)
-    {
-	fprintf(stderr, "Xlib: got out of sequence (%d) packet in Krb5 auth\n",
-		prefix.data);
-	return -1;
-    }
-    buf = (char *)malloc((prefix.length << 2) - sz_xReq);
-    if (buf == NULL)		/* malloc failed.  Run away! */
-    {
-	fprintf(stderr, "Xlib: malloc bombed in Krb5 auth\n");
-	return -1;
-    }
-    tlen = (prefix.length << 2) - sz_xReq;
-    _XRead(dpy, buf, tlen);
-    if (prefix.reqType == 2 && tlen < 6)
-    {
-	fprintf(stderr, "Xlib: Krb5 stage 0 reply from server too short\n");
-	free(buf);
-	return -1;
-    }
-    if (prefix.reqType == 2)
-    {
-	plen = *(CARD16 *)buf;
-	kbuf.data = buf + 2;
-	kbuf.length = (plen > tlen) ? tlen : plen;
-    }
-    else
-    {
-	kbuf.data = buf;
-	kbuf.length = tlen;
-    }
-    if (XauKrb5Decode(kbuf, &sprinc))
-    {
-	free(buf);
-	fprintf(stderr, "Xlib: XauKrb5Decode bombed\n");
-	return -1;
-    }
-    if (prefix.reqType == 3)	/* do some special stuff here */
-    {
-	char *sname, *hostname = NULL;
-
-	sname = (char *)malloc(krb5_princ_component(sprinc, 0)->length + 1);
-	if (sname == NULL)
-	{
-	    free(buf);
-	    krb5_free_principal(sprinc);
-	    fprintf(stderr, "Xlib: malloc bombed in Krb5 auth\n");
-	    return -1;
-	}
-	memcpy(sname, krb5_princ_component(sprinc, 0)->data,
-	       krb5_princ_component(sprinc, 0)->length);
-	sname[krb5_princ_component(sprinc, 0)->length] = '\0';
-	krb5_free_principal(sprinc);
-	if (dpy->display_name[0] != ':') /* hunt for a hostname */
-	{
-	    char *t;
-
-	    if ((hostname = (char *)malloc(strlen(dpy->display_name)))
-		== NULL)
-	    {
-		free(buf);
-		free(sname);
-		fprintf(stderr, "Xlib: malloc bombed in Krb5 auth\n");
-		return -1;
-	    }
-	    strcpy(hostname, dpy->display_name);
-	    t = strchr(hostname, ':');
-	    if (t == NULL)
-	    {
-		free(buf);
-		free(sname);
-		free(hostname);
-		fprintf(stderr,
-			"Xlib: shouldn't get here! malformed display name.");
-		return -1;
-	    }
-	    if ((t - hostname + 1 < strlen(hostname)) && t[1] == ':')
-		t++;
-	    *t = '\0';		/* truncate the dpy number out */
-	}
-	retval = krb5_sname_to_principal(hostname, sname,
-					 KRB5_NT_SRV_HST, &sprinc);
-	free(sname);
-	if (hostname)
-	    free(hostname);
-	if (retval)
-	{
-	    free(buf);
-	    fprintf(stderr, "Xlib: krb5_sname_to_principal failed: %s\n",
-		    error_message(retval));
-	    return -1;
-	}
-    }
-    if (retval = krb5_cc_default(&cc))
-    {
-	free(buf);
-	krb5_free_principal(sprinc);
-	fprintf(stderr, "Xlib: krb5_cc_default failed: %s\n",
-		error_message(retval));
-	return -1;
-    }
-    if (retval = krb5_cc_get_principal(cc, &cprinc))
-    {
-	free(buf);
-	krb5_free_principal(sprinc);
-	fprintf(stderr, "Xlib: cannot get Kerberos principal from \"%s\": %s\n",
-		krb5_cc_default_name(), error_message(retval));
-	return -1;
-    }
-    bzero((char *)&creds, sizeof(creds));
-    creds.server = sprinc;
-    creds.client = cprinc;
-    if (prefix.reqType == 2)
-    {
-	creds.second_ticket.length = tlen - plen - 2;
-	creds.second_ticket.data = buf + 2 + plen;
-	retval = krb5_get_credentials(KRB5_GC_USER_USER |
-				      krb5_kdc_default_options,
-				      cc, &creds);
-    }
-    else
-	retval = krb5_get_credentials(krb5_kdc_default_options,
-				      cc, &creds);
-    if (retval)
-    {
-	free(buf);
-	krb5_free_cred_contents(&creds);
-	fprintf(stderr, "Xlib: cannot get Kerberos credentials: %s\n",
-		error_message(retval));
-	return -1;
-    }
-    /*
-     * now format the ap_req to send to the server
-     */
-    if (prefix.reqType == 2)
-	retval = krb5_mk_req_extended(AP_OPTS_USE_SESSION_KEY |
-				      AP_OPTS_MUTUAL_REQUIRED, NULL,
-				      0, 0, NULL, cc,
-				      &creds, NULL, &kbuf);
-    else
-	retval = krb5_mk_req_extended(AP_OPTS_MUTUAL_REQUIRED, NULL,
-				      0, 0, NULL, cc, &creds, NULL,
-				      &kbuf);
-    free(buf);
-    if (retval)			/* Some manner of Kerberos lossage */
-    {
-	krb5_free_cred_contents(&creds);
-	fprintf(stderr, "Xlib: krb5_mk_req_extended failed: %s\n",
-		error_message(retval));
-	return -1;
-    }
-    prefix.reqType = 1;
-    prefix.data = 0;
-    prefix.length = (kbuf.length + sz_xReq + 3) >> 2;
-    /*
-     * stage 1: send ap_req to server
-     */
-    _XSend(dpy, (char *)&prefix, sz_xReq);
-    _XSend(dpy, (char *)kbuf.data, kbuf.length);
-    free(kbuf.data);
-    /*
-     * stage 2: get ap_rep from server to mutually authenticate
-     */
-    _XRead(dpy, (char *)&prefix, sz_xReq);
-    if (prefix.reqType != 2)
-	if (prefix.reqType == 0 || prefix.reqType == 1)
-	{
-	    memcpy((char *)sprefix, (char *)&prefix, sz_xReq);
-	    _XRead(dpy, (char *)sprefix + sz_xReq,
-		   sz_xConnSetupPrefix - sz_xReq);
-	    return 1;
-	}
-	else
-	{
-	    fprintf(stderr,
-		    "Xlib: Krb5 stage 2: got illegal connection setup success code %d\n",
-		    prefix.reqType);
-	    return -1;
-	}
-    if (prefix.data != 2)
-	return -1;
-    kbuf.length = (prefix.length << 2) - sz_xReq;
-    kbuf.data = (char *)malloc(kbuf.length);
-    if (kbuf.data == NULL)
-    {
-	fprintf(stderr, "Xlib: malloc bombed in Krb5 auth\n");
-	return -1;
-    }
-    _XRead(dpy, (char *)kbuf.data, kbuf.length);
-    retval = krb5_rd_rep(&kbuf, &creds.keyblock, &repl);
-    if (retval)
-    {
-	free(kbuf.data);
-	fprintf(stderr, "Xlib: krb5_rd_rep failed: %s\n",
-		error_message(retval));
-	return -1;
-    }
-    free(kbuf.data);
-    /*
-     * stage 3: send a short ack to the server and return
-     */
-    prefix.reqType = 3;
-    prefix.data = 0;
-    prefix.length = sz_xReq >> 2;
-    _XSend(dpy, (char *)&prefix, sz_xReq);
-    return 0;
-}
-#endif /* K5AUTH */
-
-static void
-GetAuthorization(
-    XtransConnInfo trans_conn,
-    int family,
-    char *saddr,
-    int saddrlen,
-    int idisplay,
-    char **auth_namep,			/* RETURN */
-    int *auth_namelenp,			/* RETURN */
-    char **auth_datap,			/* RETURN */
-    int *auth_datalenp)			/* RETURN */
-{
-#ifdef SECURE_RPC
-    char rpc_cred[MAX_AUTH_BYTES];
-#endif
-#ifdef HASXDMAUTH
-    unsigned char xdmcp_data[192/8];
-#endif
-    char *auth_name;
-    int auth_namelen;
-    unsigned char *auth_data;
-    int auth_datalen;
-    Xauth *authptr = NULL;
-
-/*
- * Look up the authorization protocol name and data if necessary.
- */
-    if (xauth_name && xauth_data) {
-	auth_namelen = xauth_namelen;
-	auth_name = xauth_name;
-	auth_datalen = xauth_datalen;
-	auth_data = (unsigned char *) xauth_data;
-    } else {
-	char dpynumbuf[40];		/* big enough to hold 2^64 and more */
-	(void) sprintf (dpynumbuf, "%d", idisplay);
-
-	authptr = XauGetBestAuthByAddr ((unsigned short) family,
-				    (unsigned short) saddrlen,
-				    saddr,
-				    (unsigned short) strlen (dpynumbuf),
-				    dpynumbuf,
-				    xauth_names_length,
-				    xauth_names,
-				    xauth_lengths);
-	if (authptr) {
-	    auth_namelen = authptr->name_length;
-	    auth_name = (char *)authptr->name;
-	    auth_datalen = authptr->data_length;
-	    auth_data = (unsigned char *) authptr->data;
-	} else {
-	    auth_namelen = 0;
-	    auth_name = NULL;
-	    auth_datalen = 0;
-	    auth_data = NULL;
-	}
-    }
-#ifdef HASXDMAUTH
-    /*
-     * build XDM-AUTHORIZATION-1 data
-     */
-    if (auth_namelen == 19 && !strncmp (auth_name, "XDM-AUTHORIZATION-1", 19))
-    {
-	int i, j;
-	Time_t  now;
-	int family, addrlen;
-	Xtransaddr *addr = NULL;
-
-	for (j = 0; j < 8; j++)
-	    xdmcp_data[j] = auth_data[j];
-
-	_X11TransGetMyAddr(trans_conn, &family, &addrlen, &addr);
-
-	switch( family )
-	{
-#ifdef AF_INET
-	case AF_INET:
-	{
-	    /*
-	     * addr will contain a sockaddr_in with all
-	     * of the members already in network byte order.
-	     */
-
-	    for(i=4; i<8; i++)	/* do sin_addr */
-		xdmcp_data[j++] = ((char *)addr)[i];
-	    for(i=2; i<4; i++)	/* do sin_port */
-		xdmcp_data[j++] = ((char *)addr)[i];
-	    break;
-	}
-#endif /* AF_INET */
-#if defined(IPv6) && defined(AF_INET6)
-	case AF_INET6:
-	  /* XXX This should probably never happen */
-	{
-	    unsigned char ipv4mappedprefix[] = {
-		0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xff, 0xff };
-	    
-	    /* In the case of v4 mapped addresses send the v4 
-	       part of the address - addr is already in network byte order */
-	    if (memcmp(addr+8, ipv4mappedprefix, 12) == 0) {
-		for (i = 20 ; i < 24; i++)
-		    xdmcp_data[j++] = ((char *)addr)[i];
-	    
-		/* Port number */
-		for (i=2; i<4; i++)
-		    xdmcp_data[j++] = ((char *)addr)[i];
-	    } else {
-		/* Fake data to keep the data aligned. Otherwise the 
-		   the server will bail about incorrect timing data */
-		for (i = 0; i < 6; i++) {
-		    xdmcp_data[j++] = 0;
-		}
-	    }
-	    break;
-	}
-#endif /* AF_INET6 */
-#ifdef AF_UNIX
-	case AF_UNIX:
-	{
-	    /*
-	     * We don't use the sockaddr_un for this encoding.
-	     * Instead, we create a sockaddr_in filled with
-	     * a decreasing counter for the address, and the
-	     * pid for the port.
-	     */
-
-	    static unsigned long    unix_addr = 0xFFFFFFFF;
-	    unsigned long	the_addr;
-	    unsigned short	the_port;
-	    unsigned long	the_utime;
-	    struct timeval      tp;
-	    
-	    X_GETTIMEOFDAY(&tp);
-	    _XLockMutex(_Xglobal_lock);
-	    the_addr = unix_addr--;
-	    _XUnlockMutex(_Xglobal_lock);
-	    the_utime = (unsigned long) tp.tv_usec;
-	    the_port = getpid ();
-	    
-	    xdmcp_data[j++] = (the_utime >> 24) & 0xFF;
-	    xdmcp_data[j++] = (the_utime >> 16) & 0xFF;
-	    xdmcp_data[j++] = ((the_utime >>  8) & 0xF0)
-		| ((the_addr >>  8) & 0x0F);
-	    xdmcp_data[j++] = (the_addr >>  0) & 0xFF;
-	    xdmcp_data[j++] = (the_port >>  8) & 0xFF;
-	    xdmcp_data[j++] = (the_port >>  0) & 0xFF;
-	    break;
-	}
-#endif /* AF_UNIX */
-#ifdef AF_DECnet
-	case AF_DECnet:
-	    /*
-	     * What is the defined encoding for this?
-	     */
-	    break;
-#endif /* AF_DECnet */
-	default:
-	    /*
-	     * Need to return some kind of errro status here.
-	     * maybe a NULL auth??
-	     */
-	    break;
-	} /* switch */
-
-	if (addr)
-	    free ((char *) addr);
-
-	time (&now);
-	xdmcp_data[j++] = (now >> 24) & 0xFF;
-	xdmcp_data[j++] = (now >> 16) & 0xFF;
-	xdmcp_data[j++] = (now >>  8) & 0xFF;
-	xdmcp_data[j++] = (now >>  0) & 0xFF;
-	while (j < 192 / 8)
-	    xdmcp_data[j++] = 0;
-	_XLockMutex(_Xglobal_lock);
-	/* this function might use static data, hence the lock around it */
-	XdmcpWrap (xdmcp_data, auth_data + 8,
-		      xdmcp_data, j);
-	_XUnlockMutex(_Xglobal_lock);
-	auth_data = xdmcp_data;
-	auth_datalen = j;
-    }
-#endif /* HASXDMAUTH */
-#ifdef SECURE_RPC
-    /*
-     * The SUN-DES-1 authorization protocol uses the
-     * "secure RPC" mechanism in SunOS 4.0+.
-     */
-    if (auth_namelen == 9 && !strncmp(auth_name, "SUN-DES-1", 9)) {
-	char servernetname[MAXNETNAMELEN + 1];
-
-	/*
-	 * Copy over the server's netname from the authorization
-	 * data field filled in by XauGetAuthByAddr().
-	 */
-	if (auth_datalen > MAXNETNAMELEN) {
-	    auth_datalen = 0;
-	    auth_data = NULL;
-	} else {
-	    memcpy(servernetname, auth_data, auth_datalen);
-	    servernetname[auth_datalen] = '\0';
-
-	    auth_datalen = sizeof (rpc_cred);
-	    if (auth_ezencode(servernetname, 100, rpc_cred,
-			      &auth_datalen))
-		auth_data = (unsigned char *) rpc_cred;
-	    else {
-		auth_datalen = 0;
-		auth_data = NULL;
-	    }
-	}
-    }
-#endif
-    if (saddr) free ((char *) saddr);
-    if ((*auth_namelenp = auth_namelen))
-    {
-	if ((*auth_namep = Xmalloc(auth_namelen)))
-	    memcpy(*auth_namep, auth_name, auth_namelen);
-	else
-	    *auth_namelenp = 0;
-    }
-    else
-	*auth_namep = NULL;
-    if ((*auth_datalenp = auth_datalen))
-    {
-	if ((*auth_datap = Xmalloc(auth_datalen)))
-	    memcpy(*auth_datap, auth_data, auth_datalen);
-	else
-	    *auth_datalenp = 0;
-    }
-    else
-	*auth_datap = NULL;
-    if (authptr) XauDisposeAuth (authptr);
-}