166 lines
2.6 KiB
C
Executable File
166 lines
2.6 KiB
C
Executable File
/* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
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/* All Rights Reserved */
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/* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T */
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/* The copyright notice above does not evidence any */
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/* actual or intended publication of such source code. */
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#ident "@(#)allowed.c 1.3 90/03/01 SMI" /* SVr4.0 1.7 */
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/* EMACS_MODES: !fill, lnumb, !overwrite, !nodelete, !picture */
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#include "string.h"
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#include "unistd.h"
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#include "lp.h"
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#include "access.h"
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/**
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** is_user_admin() - CHECK IF CURRENT USER IS AN ADMINISTRATOR
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**/
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int
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#if defined(__STDC__)
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is_user_admin (
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void
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)
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#else
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is_user_admin ()
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#endif
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{
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return (Access(Lp_A, W_OK) == -1? 0 : 1);
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}
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/**
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** is_user_allowed() - CHECK USER ACCESS ACCORDING TO ALLOW/DENY LISTS
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**/
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int
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#if defined(__STDC__)
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is_user_allowed (
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char * user,
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char ** allow,
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char ** deny
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)
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#else
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is_user_allowed (user, allow, deny)
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char *user,
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**allow,
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**deny;
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#endif
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{
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if (bangequ(user, LOCAL_LPUSER) || bangequ(user, LOCAL_ROOTUSER))
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return (1);
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return (allowed(user, allow, deny));
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}
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/**
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** is_user_allowed_form() - CHECK USER ACCESS TO FORM
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**/
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int
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#if defined(__STDC__)
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is_user_allowed_form (
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char * user,
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char * form
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)
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#else
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is_user_allowed_form (user, form)
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char *user,
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*form;
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#endif
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{
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char **allow,
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**deny;
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if (loadaccess(Lp_A_Forms, form, "", &allow, &deny) == -1)
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return (-1);
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return (is_user_allowed(user, allow, deny));
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}
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/**
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** is_user_allowed_printer() - CHECK USER ACCESS TO PRINTER
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**/
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int
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#if defined(__STDC__)
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is_user_allowed_printer (
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char * user,
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char * printer
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)
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#else
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is_user_allowed_printer (user, printer)
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char *user,
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*printer;
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#endif
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{
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char **allow,
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**deny;
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if (loadaccess(Lp_A_Printers, printer, UACCESSPREFIX, &allow, &deny) == -1)
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return (-1);
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return (is_user_allowed(user, allow, deny));
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}
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/**
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** is_form_allowed_printer() - CHECK FORM USE ON PRINTER
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**/
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int
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#if defined(__STDC__)
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is_form_allowed_printer (
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char * form,
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char * printer
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)
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#else
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is_form_allowed_printer (form, printer)
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char *form,
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*printer;
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#endif
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{
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char **allow,
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**deny;
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if (loadaccess(Lp_A_Printers, printer, FACCESSPREFIX, &allow, &deny) == -1)
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return (-1);
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return (allowed(form, allow, deny));
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}
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/**
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** allowed() - GENERAL ROUTINE TO CHECK ALLOW/DENY LISTS
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**/
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int
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#if defined(__STDC__)
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allowed (
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char * item,
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char ** allow,
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char ** deny
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)
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#else
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allowed (item, allow, deny)
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char *item,
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**allow,
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**deny;
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#endif
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{
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if (allow) {
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if (bang_searchlist(item, allow))
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return (1);
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else
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return (0);
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}
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if (deny) {
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if (bang_searchlist(item, deny))
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return (0);
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else
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return (1);
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}
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return (0);
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}
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