sync code with last improvements from OpenBSD
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app/xenodm/include/dm.h
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269
app/xenodm/include/dm.h
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/*
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Copyright 1988, 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
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in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR
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OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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OTHER DEALINGS IN THE SOFTWARE.
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Except as contained in this notice, the name of The Open Group shall
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not be used in advertising or otherwise to promote the sale, use or
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other dealings in this Software without prior written authorization
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from The Open Group.
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*/
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/*
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* xdm - display manager daemon
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* Author: Keith Packard, MIT X Consortium
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*
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* dm.h
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*
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* public interfaces for greet/verify functionality
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*/
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#ifndef _DM_H_
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# define _DM_H_ 1
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# ifdef HAVE_CONFIG_H
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# include "config.h"
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# endif
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# include <X11/Xos.h>
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# include <X11/Xfuncs.h>
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# include <X11/Xfuncproto.h>
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# include <X11/Xmd.h>
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# include <X11/Xauth.h>
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# include <X11/Intrinsic.h>
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# include <limits.h>
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# include <time.h>
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# define Time_t time_t
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# include <stdlib.h>
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# include <stdbool.h>
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# include <X11/Xdmcp.h>
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# include <sys/wait.h>
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# define waitCode(w) (WIFEXITED(w) ? WEXITSTATUS(w) : 0)
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# define waitSig(w) (WIFSIGNALED(w) ? WTERMSIG(w) : 0)
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# define waitCore(w) 0 /* not in POSIX. so what? */
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typedef int waitType;
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# include <sys/param.h>
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# include <login_cap.h>
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# include <pwd.h>
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# include <bsd_auth.h>
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# define waitCompose(sig,core,code) ((sig) * 256 + (core) * 128 + (code))
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# define waitVal(w) waitCompose(waitSig(w), waitCore(w), waitCode(w))
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typedef enum displayStatus { running, notRunning, zombie, phoenix } DisplayStatus;
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typedef enum fileState { NewEntry, OldEntry, MissingEntry } FileState;
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struct display {
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struct display *next;
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/* Xservers file / XDMCP information */
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char *name; /* DISPLAY name */
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char *class; /* display class (may be NULL) */
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char **argv; /* program name and arguments */
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/* display state */
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DisplayStatus status; /* current status */
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pid_t pid; /* process id of child */
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pid_t serverPid; /* process id of server (-1 if none) */
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FileState state; /* state during HUP processing */
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int startTries; /* current start try */
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Time_t lastReserv; /* time of last reserver crash */
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int reservTries; /* current reserver try */
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/* server management resources */
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int serverAttempts; /* number of attempts at running X */
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int openDelay; /* open delay time */
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int openRepeat; /* open attempts to make */
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int openTimeout; /* abort open attempt timeout */
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int startAttempts; /* number of attempts at starting */
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int reservAttempts; /* allowed start-IO error sequences */
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bool terminateServer;/* restart for each session */
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bool grabServer; /* keep server grabbed for Login */
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int grabTimeout; /* time to wait for grab */
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int resetSignal; /* signal to reset server */
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int termSignal; /* signal to terminate server */
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bool resetForAuth; /* server reads auth file at reset */
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char *keymaps; /* binary compat with DEC */
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/* session resources */
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char *resources; /* resource file */
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char *xrdb; /* xrdb program */
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char *setup; /* Xsetup program */
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char *startup; /* Xstartup program */
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char *reset; /* Xreset program */
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char *session; /* Xsession program */
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char *userPath; /* path set for session */
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char *systemPath; /* path set for startup/reset */
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char *systemShell; /* interpreter for startup/reset */
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char *failsafeClient;/* a client to start when the session fails */
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/* authorization resources */
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bool authorize; /* enable authorization */
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char **authNames; /* authorization protocol names */
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unsigned short *authNameLens; /* authorization protocol name lens */
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char *clientAuthFile;/* client specified auth file */
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bool authComplain; /* complain when no auth for XDMCP */
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bool listenTcp; /* assume server is listening on TCP */
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/* information potentially derived from resources */
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int authNameNum; /* number of protocol names */
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Xauth **authorizations;/* authorization data */
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int authNum; /* number of authorizations */
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char *authFile; /* file to store authorization in */
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/* add new fields only after here. And preferably at the end. */
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Display *dpy; /* Display */
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char *windowPath; /* path to server "window" */
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char *consolePath; /* path to the console device */
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/* autologin */
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char *autoLogin; /* user to auto-login */
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};
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# define PROTO_TIMEOUT (30 * 60) /* 30 minutes should be long enough */
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# define XDM_BROKEN_INTERVAL (120) /* server crashing more than once within */
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/* two minutes is assumed to be broken! */
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struct greet_info {
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char *name; /* user name */
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char *password; /* user password */
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char *string; /* random string */
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/* add new fields below this line, and preferably at the end */
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Boolean allow_null_passwd; /* allow null password on login */
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Boolean allow_root_login; /* allow direct root login */
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};
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typedef void (*ListenFunc)(ARRAY8Ptr addr, void **closure);
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struct verify_info {
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int uid; /* user id */
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int gid; /* group id */
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char **argv; /* arguments to session */
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char **userEnviron; /* environment for session */
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char **systemEnviron;/* environment for startup/reset */
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/* add new fields below this line, and preferably at the end */
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};
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/* display manager exit status definitions */
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# define OBEYSESS_DISPLAY 0 /* obey multipleSessions resource */
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# define REMANAGE_DISPLAY 1 /* force remanage */
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# define UNMANAGE_DISPLAY 2 /* force deletion */
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# define RESERVER_DISPLAY 3 /* force server termination */
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# define OPENFAILED_DISPLAY 4 /* XOpenDisplay failed, retry */
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extern char *config;
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extern char *servers;
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extern int request_port;
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extern int debugLevel;
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extern char *errorLogFile;
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extern bool daemonMode;
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extern char *authDir;
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extern bool autoRescan;
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extern bool removeDomainname;
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extern char **exportList;
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extern struct display *FindDisplayByName (char *name),
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*FindDisplayByPid (pid_t pid),
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*FindDisplayByServerPid (pid_t serverPid),
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*NewDisplay (char *name, char *class);
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/* in Login.c */
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extern void DrawFail (Widget ctx);
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/* in dm.c */
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extern void CloseOnFork (void);
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extern void RegisterCloseOnFork (int fd);
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extern void StartDisplay (struct display *d);
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/* in dpylist.c */
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extern int AnyDisplaysLeft (void);
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extern void ForEachDisplay (void (*f)(struct display *));
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extern void RemoveDisplay (struct display *old);
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/* in file.c */
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extern void ParseDisplay (char *source);
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/* in netaddr.c */
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extern char *NetaddrAddress(XdmcpNetaddr netaddrp, int *lenp);
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extern int ConvertAddr (XdmcpNetaddr saddr, int *len, char **addr);
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extern int NetaddrFamily (XdmcpNetaddr netaddrp);
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/* in reset.c */
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extern void pseudoReset (Display *dpy);
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/* in resource.c */
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extern void InitResources (int argc, char **argv);
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extern void LoadDMResources (void);
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extern void LoadServerResources (struct display *d);
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extern void LoadSessionResources (struct display *d);
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extern void ReinitResources (void);
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/* in session.c */
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extern char **defaultEnv (char **e);
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extern char **systemEnv (struct display *d, char *user, char *home);
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extern int source (char **environ, char *file);
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extern void ClearCloseOnFork (int fd);
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extern void DeleteXloginResources (struct display *d, Display *dpy);
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extern void LoadXloginResources (struct display *d);
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extern __dead void ManageSession (struct display *d);
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extern void SecureDisplay (struct display *d, Display *dpy);
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extern __dead void SessionExit (struct display *d, int status, bool removeAuth);
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extern void SetupDisplay (struct display *d);
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extern void UnsecureDisplay (struct display *d, Display *dpy);
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extern void execute(char **argv, char **environ);
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/* server.c */
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extern const char *_SysErrorMsg (int n);
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extern bool StartServer (struct display *d);
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extern int WaitForServer (struct display *d);
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extern void ResetServer (struct display *d);
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/* in util.c */
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extern char **parseArgs (char **argv, const char *string);
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extern char **setEnv (char **e, const char *name, const char *value);
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extern char **putEnv(const char *string, char **env);
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extern char *getEnv (char **e, const char *name);
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extern void CleanUpChild (void);
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extern void freeArgs (char **argv);
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extern void freeEnv (char **env);
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extern void printEnv (char **e);
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/* in verify.c */
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extern int Verify (struct display *d, struct greet_info *greet, struct verify_info *verify);
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extern int autoLoginEnv(struct display *d, struct verify_info *verify, struct greet_info *greet);
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/* in dm.c */
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extern void StopDisplay (struct display *d);
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extern void WaitForChild (void);
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/*
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* CloseOnFork flags
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*/
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# define CLOSE_ALWAYS 0
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# define LEAVE_FOR_DISPLAY 1
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#endif /* _DM_H_ */
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