From ce28475da500a977828e34bdb1be836fdf41daf9 Mon Sep 17 00:00:00 2001
From: Brian Somers <brian@FreeBSD.org>
Date: Wed, 27 Aug 1997 20:11:16 +0000
Subject: [PATCH] Use login_progok().

---
 usr.sbin/ppp/main.c   | 41 +++--------------------------------------
 usr.sbin/ppp/ppp.8    | 11 +++++++----
 usr.sbin/ppp/ppp.8.m4 | 11 +++++++----
 3 files changed, 17 insertions(+), 46 deletions(-)

diff --git a/usr.sbin/ppp/main.c b/usr.sbin/ppp/main.c
index bdadc96f61c9..4980212dcbc8 100644
--- a/usr.sbin/ppp/main.c
+++ b/usr.sbin/ppp/main.c
@@ -17,7 +17,7 @@
  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  *
- * $Id: main.c,v 1.72 1997/08/25 01:52:11 brian Exp $
+ * $Id: main.c,v 1.73 1997/08/26 23:20:11 brian Exp $
  *
  *	TODO:
  *		o Add commands for traffic summary, version display, etc.
@@ -38,8 +38,7 @@
 #include <netinet/in_systm.h>
 #include <netinet/ip.h>
 #include <sysexits.h>
-#include <pwd.h>
-#include <login_cap.h>
+#include <libutil.h>
 #include "modem.h"
 #include "os.h"
 #include "hdlc.h"
@@ -320,40 +319,6 @@ Greetings()
   }
 }
 
-static int
-Runnable()
-{
-  login_cap_t *lc;
-  const struct passwd *pwd;
-  char **data;
-  int result;
-
-  result = 1;  /* return non-zero if I'm runnable */
-
-  pwd = getpwuid(getuid());
-  if (!pwd) {
-    perror("getpwuid");
-    return result;  /* Run anyway - probably spawned from inetd or the like */
-  }
-  lc = login_getpwclass(pwd);
-  if (!lc) {
-    perror("login_getpwclass");
-    return result;  /* Run anyway - We're missing login.conf ? */
-  }
-
-  data = login_getcaplist(lc, "prog.deny", NULL);
-  if (data) 
-    for (; *data; data++)
-      if (!strcmp(*data, "ppp")) {
-	result = 0;
-	break;
-      }
-
-  login_close(lc);
-
-  return result;    /* OK to run */
-}
-
 int
 main(int argc, char **argv)
 {
@@ -373,7 +338,7 @@ main(int argc, char **argv)
   if (!(mode & MODE_DIRECT))
     VarTerm = stdout;
 
-  if (!Runnable()) {
+  if (!login_progok(getuid(), "/usr/sbin/ppp")) {
     LogPrintf(LogERROR, "You do not have permission to execute ppp\n");
     return EX_NOPERM;
   }
diff --git a/usr.sbin/ppp/ppp.8 b/usr.sbin/ppp/ppp.8
index 2394f27c11dd..e9fc4e04fd28 100644
--- a/usr.sbin/ppp/ppp.8
+++ b/usr.sbin/ppp/ppp.8
@@ -1,4 +1,4 @@
-.\" $Id: ppp.8,v 1.57 1997/08/23 23:14:24 brian Exp $
+.\" $Id: ppp.8,v 1.58 1997/08/26 23:20:16 brian Exp $
 .Dd 20 September 1995
 .Os FreeBSD
 .Dt PPP 8
@@ -131,13 +131,15 @@ stack (ie. Win95, WinNT)
 
 .It Supports execution restriction.
 If
-.Nm
+.Nm /usr/sbin/ppp
 is specified in the
 .Dv prog.deny
 list in
 .Pa /etc/login.conf ,
 .Nm
-will refuse to execute.
+will refuse to execute.  Refer to
+.Xr login_progok 3
+for further details.
 
 .Sh GETTING STARTED
 
@@ -2081,7 +2083,8 @@ Get port number if port number is using service name.
 .Xr syslog 3 ,
 .Xr syslog.conf 5 ,
 .Xr syslogd 8 ,
-.Xr login.conf 5
+.Xr login.conf 5 ,
+.Xr login_progok 3
 
 .Sh HISTORY
 
diff --git a/usr.sbin/ppp/ppp.8.m4 b/usr.sbin/ppp/ppp.8.m4
index 2394f27c11dd..e9fc4e04fd28 100644
--- a/usr.sbin/ppp/ppp.8.m4
+++ b/usr.sbin/ppp/ppp.8.m4
@@ -1,4 +1,4 @@
-.\" $Id: ppp.8,v 1.57 1997/08/23 23:14:24 brian Exp $
+.\" $Id: ppp.8,v 1.58 1997/08/26 23:20:16 brian Exp $
 .Dd 20 September 1995
 .Os FreeBSD
 .Dt PPP 8
@@ -131,13 +131,15 @@ stack (ie. Win95, WinNT)
 
 .It Supports execution restriction.
 If
-.Nm
+.Nm /usr/sbin/ppp
 is specified in the
 .Dv prog.deny
 list in
 .Pa /etc/login.conf ,
 .Nm
-will refuse to execute.
+will refuse to execute.  Refer to
+.Xr login_progok 3
+for further details.
 
 .Sh GETTING STARTED
 
@@ -2081,7 +2083,8 @@ Get port number if port number is using service name.
 .Xr syslog 3 ,
 .Xr syslog.conf 5 ,
 .Xr syslogd 8 ,
-.Xr login.conf 5
+.Xr login.conf 5 ,
+.Xr login_progok 3
 
 .Sh HISTORY