diff options
Diffstat (limited to 'nx-X11/lib/dps/csstartNX.c')
| -rw-r--r-- | nx-X11/lib/dps/csstartNX.c | 237 |
1 files changed, 0 insertions, 237 deletions
diff --git a/nx-X11/lib/dps/csstartNX.c b/nx-X11/lib/dps/csstartNX.c deleted file mode 100644 index 0db2cbe5b..000000000 --- a/nx-X11/lib/dps/csstartNX.c +++ /dev/null @@ -1,237 +0,0 @@ -/* - csstartNX.c - - * (c) Copyright 1992-1994 Adobe Systems Incorporated. - * All rights reserved. - * - * Permission to use, copy, modify, distribute, and sublicense this software - * and its documentation for any purpose and without fee is hereby granted, - * provided that the above copyright notices appear in all copies and that - * both those copyright notices and this permission notice appear in - * supporting documentation and that the name of Adobe Systems Incorporated - * not be used in advertising or publicity pertaining to distribution of the - * software without specific, written prior permission. No trademark license - * to use the Adobe trademarks is hereby granted. If the Adobe trademark - * "Display PostScript"(tm) is used to describe this software, its - * functionality or for any other purpose, such use shall be limited to a - * statement that this software works in conjunction with the Display - * PostScript system. Proper trademark attribution to reflect Adobe's - * ownership of the trademark shall be given whenever any such reference to - * the Display PostScript system is made. - * - * ADOBE MAKES NO REPRESENTATIONS ABOUT THE SUITABILITY OF THE SOFTWARE FOR - * ANY PURPOSE. IT IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY. - * ADOBE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL - * IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - * NON- INFRINGEMENT OF THIRD PARTY RIGHTS. IN NO EVENT SHALL ADOBE BE LIABLE - * TO YOU OR ANY OTHER PARTY FOR ANY SPECIAL, INDIRECT, OR CONSEQUENTIAL - * DAMAGES OR ANY DAMAGES WHATSOEVER WHETHER IN AN ACTION OF CONTRACT, - * NEGLIGENCE, STRICT LIABILITY OR ANY OTHER ACTION ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. ADOBE WILL NOT - * PROVIDE ANY TRAINING OR OTHER SUPPORT FOR THE SOFTWARE. - * - * Adobe, PostScript, and Display PostScript are trademarks of Adobe Systems - * Incorporated which may be registered in certain jurisdictions - * - * Author: Adobe Systems Incorporated - */ -/* $XFree86: xc/lib/dps/csstartNX.c,v 1.6 2001/10/28 03:32:43 tsi Exp $ */ - -#include <sys/param.h> -#include <X11/X.h> -#include <X11/Xlibint.h> -#include <sys/wait.h> -#include <DPS/dpsNXargs.h> -#include <sys/socket.h> -#include <errno.h> -#include <X11/Xos.h> - -#include "DPSCAPproto.h" -#include "Xlibnet.h" /* New for R5, delete for R4 */ -#include "dpsassert.h" -#include "csfindNX.h" -#include "csstartNX.h" - -/* ---Defines--- */ - -#include <stddef.h> - -#define DOZETIME 1 /* time to wait for agent to start up (sec) */ - -#define BASE_TCP_PORT CSDPSPORT - -#ifndef CSDPSMAXPORT -#define CSDPSMAXPORT 16 -#endif - -#ifndef SO_REUSEADDR -#define SO_REUSEADDR 1 -#endif - -/* ---Globals--- */ - -pid_t gSecretAgentPID = 0; /* PID of launched agent *Shh!* Not public! */ - -/* ---Private Functions--- */ - -static int -TryTCP(void) -{ - struct sockaddr_in insock; - int request; - unsigned short port, startPort = 0; - struct servent *serventInfo; - int okay; - -#ifndef ultrix - /* Ultrix has a nasty bug in getservbyname(). If the name passed - to it doesn't exist in the services list it will seg. fault... - * sigh * */ - if ((serventInfo = getservbyname(DPS_NX_SERV_NAME, - (char *) 0)) != 0) - if (strcmp("tcp", serventInfo->s_proto) == 0) { - startPort = ntohs(serventInfo->s_port); - } - /* So, for Ultrix we just default to the default default port :-) */ -#endif /* ultrix */ - if (startPort == 0) startPort = BASE_TCP_PORT; - if ((request = socket (AF_INET, SOCK_STREAM, 0)) < 0) - { - DPSWarnProc(NULL, "Creating TCP socket while recommending port\n"); - return -1; - } -#ifdef SO_REUSEADDR - /* Necesary to restart the server without a reboot */ - { - int one = 1; - setsockopt(request, SOL_SOCKET, SO_REUSEADDR, (char *)&one, sizeof(int)); - } - /* What the hell is all this? I'll tell you. We don't know - a prioi what port is free, so we try to bind to each - in sequence and return the one that works. */ -#if !defined(AIXV3) - { - struct linger lingere; - - lingere.l_onoff = 0; /* off */ - lingere.l_linger = 0; /* don't */ - if(setsockopt(request, SOL_SOCKET, SO_LINGER, (char *)&lingere, - sizeof(struct linger)) != 0) - DPSWarnProc(NULL, - "Couldn't set TCP SO_DONTLINGER while recommending port."); - } -#endif /* AIXV3 */ -#endif /* SO_REUSEADDR */ - bzero((char *)&insock, sizeof (insock)); - insock.sin_family = AF_INET; - insock.sin_addr.s_addr = htonl(INADDR_ANY); - okay = 0; - - for (port = startPort; (int) port < (int) startPort + CSDPSMAXPORT; port++) - { - int result; - insock.sin_port = htons(port); - - errno = 0; - result = bind(request, (struct sockaddr *) &insock, sizeof (insock)); - if (result < 0) - { - if (errno != EADDRINUSE) - { - DPSWarnProc(NULL, "Binding TCP socket while recommending port.\n"); - close(request); - return -1; - } - continue; - } - else - { - /* We have a good port number */ - okay = 1; - break; - } - } - close(request); - return (okay) ? port : -1; -} - -/* ---Functions--- */ - -int -XDPSNXRecommendPort(int transport) -{ - int ret; - - switch (transport) - { - case XDPSNX_TRANS_UNIX: - /* If the TCP socket exists, we just assume the UNIX one - is there too. FALL THRU! */ - case XDPSNX_TRANS_TCP: /* TCP */ - ret = TryTCP(); - break; - default: ret = -1; - } - return(ret); -} - -int -StartXDPSNX(char **additionalArgs) -{ - char **args, **cpp; - pid_t childPid; - int argc = 1; /* 1, args[0]:=path, args[1]:=null */ - int i = 0; - int status = Success; /* assume we'll succeed */ - char *execObj, **execArgs; - - (void) XDPSGetNXArg(XDPSNX_EXEC_FILE, (void **) &execObj); - if (execObj == 0) return (!Success); - - /* Create the argv list for the execl() call */ - (void) XDPSGetNXArg(XDPSNX_EXEC_ARGS, (void **) &execArgs); - if (execArgs != 0) - for(cpp = execArgs; *cpp != 0; cpp++, argc++); /* count args. */ - if (additionalArgs != 0) /* add on the add-on args. */ - for(cpp = additionalArgs; *cpp != 0; cpp++, argc++); - - args = (char **) Xmalloc(sizeof(char *) * (argc+1)); - if (args == 0) - return(!Success); - args[argc] = 0; /* cap end of args */ - args[i++] = execObj; - if (additionalArgs != 0) - for(cpp = additionalArgs; *cpp != 0; cpp++, i++) args[i] = *cpp; - if (execArgs != 0) - for(cpp = execArgs; *cpp != 0; cpp++, i++) args[i] = *cpp; - - /* now try to start up the agent... */ - if ((childPid = fork()) != -1) { - if (childPid == 0) { /* Child process */ -#ifndef __UNIXOS2__ - if (setsid() < 0) - DPSWarnProc(NULL, "Agent unable to create session. Continuing...\n"); -#endif - - /* Try to start the agent */ - if (execvp(args[0], args) < 0) { /* Error!! */ - exit(1); /* This is OKAY, we're the child here */ - } - /* SHOULD NEVER REACH HERE */ - } else { /* Parent (NX Client) */ - (void) sleep(DOZETIME); - /* if decmips, pray that we hesitate long enough for the child... */ - /* Check on child (NX Agent) */ - if (waitpid(childPid, NULL, WNOHANG) != 0) { - /* Server terminated or stopped; don't care, result is same... */ - status = !Success; - } else { /* we think the agent started okay */ - gSecretAgentPID = childPid; /* set secret global */ - } - } - } else { /* Error in fork */ - status = !Success; - } - if (args != 0) (void) XFree(args); - return(status); -} |