lib/libutil/login_cap.h

   1 /*-
   2  * Copyright (c) 1996 by
   3  * Sean Eric Fagan <sef@kithrup.com>
   4  * David Nugent <davidn@blaze.net.au>
   5  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, is permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice immediately at the beginning of the file, without modification,
  12  *    this list of conditions, and the following disclaimer.
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  * 3. This work was done expressly for inclusion into FreeBSD.  Other use
  17  *    is permitted provided this notation is included.
  18  * 4. Absolutely no warranty of function or purpose is made by the authors.
  19  * 5. Modifications may be freely made to this file providing the above
  20  *    conditions are met.
  21  *
  22  * Low-level routines relating to the user capabilities database
  23  *
  24  *      Was login_cap.h,v 1.9 1997/05/07 20:00:01 eivind Exp
  25  * $FreeBSD: src/lib/libutil/login_cap.h,v 1.3.2.1 2000/09/20 11:19:54 green Exp $
  26  * $DragonFly: src/lib/libutil/login_cap.h,v 1.5 2008/10/29 22:03:12 swildner Exp $
  27  */
  28
  29 #ifndef _LOGIN_CAP_H_
  30 #define _LOGIN_CAP_H_
  31
  32 #define LOGIN_DEFCLASS          "default"
  33 #define LOGIN_DEFROOTCLASS      "root"
  34 #define LOGIN_MECLASS           "me"
  35 #define LOGIN_DEFSTYLE          "passwd"
  36 #define LOGIN_DEFSERVICE        "login"
  37 #define LOGIN_DEFUMASK          022
  38 #define LOGIN_DEFPRI            0
  39 #define _PATH_LOGIN_CONF        "/etc/login.conf"
  40 #define _FILE_LOGIN_CONF        ".login_conf"
  41 #define _PATH_AUTHPROG          "/usr/libexec/login_"
  42
  43 #define LOGIN_SETGROUP          0x0001          /* set group */
  44 #define LOGIN_SETLOGIN          0x0002          /* set login (via setlogin) */
  45 #define LOGIN_SETPATH           0x0004          /* set path */
  46 #define LOGIN_SETPRIORITY       0x0008          /* set priority */
  47 #define LOGIN_SETRESOURCES      0x0010          /* set resources (cputime, etc.) */
  48 #define LOGIN_SETUMASK          0x0020          /* set umask, obviously */
  49 #define LOGIN_SETUSER           0x0040          /* set user (via setuid) */
  50 #define LOGIN_SETENV            0x0080          /* set user environment */
  51 #define LOGIN_SETALL            0x00ff          /* set everything */
  52
  53 #define BI_AUTH         "authorize"             /* accepted authentication */
  54 #define BI_REJECT       "reject"                /* rejected authentication */
  55 #define BI_CHALLENG     "reject challenge"      /* reject with a challenge */
  56 #define BI_SILENT       "reject silent"         /* reject silently */
  57 #define BI_REMOVE       "remove"                /* remove file on error */
  58 #define BI_ROOTOKAY     "authorize root"        /* root authenticated */
  59 #define BI_SECURE       "authorize secure"      /* okay on non-secure line */
  60 #define BI_SETENV       "setenv"                /* set environment variable */
  61 #define BI_VALUE        "value"                 /* set local variable */
  62
  63 #define AUTH_OKAY               0x01            /* user authenticated */
  64 #define AUTH_ROOTOKAY           0x02            /* root login okay */
  65 #define AUTH_SECURE             0x04            /* secure login */
  66 #define AUTH_SILENT             0x08            /* silent rejection */
  67 #define AUTH_CHALLENGE          0x10            /* a chellenge was given */
  68
  69 #define AUTH_ALLOW              (AUTH_OKAY | AUTH_ROOTOKAY | AUTH_SECURE)
  70
  71 typedef struct login_cap {
  72     char    *lc_class;
  73     char    *lc_cap;
  74     char    *lc_style;
  75 } login_cap_t;
  76
  77 typedef struct login_time {
  78     u_short     lt_start;       /* Start time */
  79     u_short     lt_end;         /* End time */
  80 #define LTM_NONE  0x00
  81 #define LTM_SUN   0x01
  82 #define LTM_MON   0x02
  83 #define LTM_TUE   0x04
  84 #define LTM_WED   0x08
  85 #define LTM_THU   0x10
  86 #define LTM_FRI   0x20
  87 #define LTM_SAT   0x40
  88 #define LTM_ANY   0x7F
  89 #define LTM_WK    0x3E
  90 #define LTM_WD    0x41
  91     u_char       lt_dow;        /* Days of week */
  92 } login_time_t;
  93
  94 #define LC_MAXTIMES 64
  95
  96 #include <sys/cdefs.h>
  97 __BEGIN_DECLS
  98 struct passwd;
  99
 100 void login_close (login_cap_t *);
 101 login_cap_t *login_getclassbyname (const char *, const struct passwd *);
 102 login_cap_t *login_getclass (const char *);
 103 login_cap_t *login_getpwclass (const struct passwd *);
 104 login_cap_t *login_getuserclass (const struct passwd *);
 105
 106 char *login_getcapstr (login_cap_t*, const char *, char *, char *);
 107 char **login_getcaplist (login_cap_t *, const char *, const char *);
 108 char *login_getstyle (login_cap_t *, char *, const char *);
 109 rlim_t login_getcaptime (login_cap_t *, const char *, rlim_t, rlim_t);
 110 rlim_t login_getcapnum (login_cap_t *, const char *, rlim_t, rlim_t);
 111 rlim_t login_getcapsize (login_cap_t *, const char *, rlim_t, rlim_t);
 112 char *login_getpath (login_cap_t *, const char *, char *);
 113 int login_getcapbool (login_cap_t *, const char *, int);
 114 const char *login_setcryptfmt (login_cap_t *, const char *, const char *);
 115
 116 int setclasscontext (const char*, unsigned int);
 117 int setusercontext (login_cap_t*, const struct passwd*, uid_t, unsigned int);
 118 void setclassresources (login_cap_t *);
 119 int setclassenvironment (login_cap_t *, const struct passwd *, int);
 120
 121 /* Most of these functions are deprecated */
 122 int auth_approve (login_cap_t*, const char*, const char*);
 123 int auth_check (const char *, const char *, const char *, const char *, int *);
 124 void auth_env (void);
 125 char *auth_mkvalue (const char *n);
 126 int auth_response (const char *, const char *, const char *, const char *, int *, const char *, const char *);
 127 void auth_rmfiles (void);
 128 int auth_scan (int);
 129 int auth_script (const char*, ...);
 130 int auth_script_data (const char *, int, const char *, ...);
 131 char *auth_valud (const char *);
 132 int auth_setopt (const char *, const char *);
 133 void auth_clropts (void);
 134
 135 void auth_checknologin (login_cap_t*);
 136 int auth_cat (const char*);
 137
 138 int auth_ttyok (login_cap_t*, const char *);
 139 int auth_hostok (login_cap_t*, const char *, char const *);
 140 int auth_timeok (login_cap_t*, time_t);
 141
 142 struct tm;
 143
 144 login_time_t parse_lt (const char *);
 145 int in_lt(const login_time_t *, time_t *);
 146 int in_ltm (const login_time_t *, struct tm *, time_t *);
 147 int in_ltms (const login_time_t *, struct tm *, time_t *);
 148 int in_lts(const login_time_t *, time_t *);
 149
 150 /* helper functions */
 151
 152 int login_strinlist (char **, char const *, int);
 153 int login_str2inlist (char **, const char *, const char *, int);
 154 login_time_t * login_timelist (login_cap_t *, char const *, int *, login_time_t **);
 155 int login_ttyok (login_cap_t *, const char *, const char *, const char *);
 156 int login_hostok (login_cap_t *, const char *, const char *, const char *, const char *);
 157
 158 __END_DECLS
 159
 160 #endif /* _LOGIN_CAP_H_ */