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Add timeout stuff.

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Password LOGOUT can be used to logout the user.


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@133 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Björn Groenvall
1995-10-02 19:37:41 +00:00
parent 5526071904
commit 3954ed0e26
1 changed files with 27 additions and 2 deletions
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29
appl/xnlock/xnlock.c
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@@ -14,6 +14,7 @@
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <signal.h>
#include <X11/StringDefs.h> #include <X11/StringDefs.h>
#include <X11/Intrinsic.h> #include <X11/Intrinsic.h>
#include <X11/keysym.h> #include <X11/keysym.h>
@@ -83,6 +84,10 @@ int getwordsfrom = FROM_RESRC;
#define GET_PASSWD 2 #define GET_PASSWD 2
int state; /* indicates states: walking or getting passwd */ int state; /* indicates states: walking or getting passwd */
int ALLOW_LOGOUT = (60*10); /* Allow logout after nn seconds */
char LOGOUT_PASSWD[] = "LOGOUT"; /* when given password "xx" */
time_t locked_at;
struct _resrcs { struct _resrcs {
Pixel fg, bg; Pixel fg, bg;
XFontStruct *font; XFontStruct *font;
@@ -470,6 +475,7 @@ countdown(XtPointer _t, XtIntervalId *_d)
{ {
int *timeout = _t; int *timeout = _t;
char buf[16]; char buf[16];
time_t seconds;
if (--(*timeout) < 0) { if (--(*timeout) < 0) {
XExposeEvent event; XExposeEvent event;
@@ -481,7 +487,14 @@ countdown(XtPointer _t, XtIntervalId *_d)
timeout_id = XtAppAddTimeOut(app, 200L, move, NULL); timeout_id = XtAppAddTimeOut(app, 200L, move, NULL);
return; return;
} }
sprintf(buf, "Time: %2d ", (*timeout)+1); seconds = time(0) - locked_at;
if (seconds >= 3600)
(void) sprintf(buf, "Locked for %d:%02d:%02d ",
seconds/3600, seconds/60%60, seconds%60);
else
(void) sprintf(buf, "Locked for %2d:%02d ",
seconds/60, seconds%60);
XDrawImageString(dpy, XtWindow(widget), gc, XDrawImageString(dpy, XtWindow(widget), gc,
time_x, time_y, buf, strlen(buf)); time_x, time_y, buf, strlen(buf));
XtAppAddTimeOut(app, 1000L, countdown, timeout); XtAppAddTimeOut(app, 1000L, countdown, timeout);
@@ -527,9 +540,15 @@ GetPasswd(Widget w, XEvent *_event, String *_s, Cardinal *_n)
cnt && root_pw[0] && !strcmp(crypt(passwd, root_pw), root_pw))) cnt && root_pw[0] && !strcmp(crypt(passwd, root_pw), root_pw)))
leave(); leave();
/* /*
* Try to verify as user. * Password that log out user
*/ */
if ((time(0) - locked_at) > ALLOW_LOGOUT
&& strncmp(passwd, LOGOUT_PASSWD, sizeof(LOGOUT_PASSWD)) == 0)
kill(-1, SIGHUP);
#ifdef KERBEROS #ifdef KERBEROS
/*
* Try to verify as user with kerberos.
*/
if (realm[0] != 0) if (realm[0] != 0)
{ {
if (KSUCCESS == krb_get_pw_in_tkt(name, if (KSUCCESS == krb_get_pw_in_tkt(name,
@@ -553,6 +572,9 @@ GetPasswd(Widget w, XEvent *_event, String *_s, Cardinal *_n)
} }
} }
#endif /* KERBEROS */ #endif /* KERBEROS */
/*
* Try to verify as user.
*/
if (!strcmp(crypt(passwd, pw->pw_passwd), pw->pw_passwd)) if (!strcmp(crypt(passwd, pw->pw_passwd), pw->pw_passwd))
leave(); leave();
@@ -758,6 +780,8 @@ main (int argc, char **argv)
XGCValues gcvalues; XGCValues gcvalues;
char **list; char **list;
locked_at = time(0);
if ((ProgName = rindex(*argv, '/')) != 0) if ((ProgName = rindex(*argv, '/')) != 0)
ProgName++; ProgName++;
else else
@@ -787,6 +811,7 @@ main (int argc, char **argv)
{ {
(void) tf_close(); /* Alles gut */ (void) tf_close(); /* Alles gut */
dest_tkt(); /* Nuke old ticket file */ dest_tkt(); /* Nuke old ticket file */
creat(file, 0600); /* but keep a place holder */
} }
else else
{ {