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  * $FreeBSD$
  26  */
  27
  28 #ifndef _LOGIN_CAP_H_
  29 #define _LOGIN_CAP_H_
  30
  31 #define LOGIN_DEFCLASS          "default"
  32 #define LOGIN_DEFROOTCLASS      "root"
  33 #define LOGIN_MECLASS           "me"
  34 #define LOGIN_DEFSTYLE          "passwd"
  35 #define LOGIN_DEFSERVICE        "login"
  36 #define LOGIN_DEFUMASK          022
  37 #define LOGIN_DEFPRI            0
  38 #define _PATH_LOGIN_CONF        "/etc/login.conf"
  39 #define _FILE_LOGIN_CONF        ".login_conf"
  40 #define _PATH_AUTHPROG          "/usr/libexec/login_"
  41
  42 #define LOGIN_SETGROUP          0x0001          /* set group */
  43 #define LOGIN_SETLOGIN          0x0002          /* set login (via setlogin) */
  44 #define LOGIN_SETPATH           0x0004          /* set path */
  45 #define LOGIN_SETPRIORITY       0x0008          /* set priority */
  46 #define LOGIN_SETRESOURCES      0x0010          /* set resources (cputime, etc.) */
  47 #define LOGIN_SETUMASK          0x0020          /* set umask, obviously */
  48 #define LOGIN_SETUSER           0x0040          /* set user (via setuid) */
  49 #define LOGIN_SETENV            0x0080          /* set user environment */
  50 #define LOGIN_SETALL            0x00ff          /* set everything */
  51
  52 #define BI_AUTH         "authorize"             /* accepted authentication */
  53 #define BI_REJECT       "reject"                /* rejected authentication */
  54 #define BI_CHALLENG     "reject challenge"      /* reject with a challenge */
  55 #define BI_SILENT       "reject silent"         /* reject silently */
  56 #define BI_REMOVE       "remove"                /* remove file on error */
  57 #define BI_ROOTOKAY     "authorize root"        /* root authenticated */
  58 #define BI_SECURE       "authorize secure"      /* okay on non-secure line */
  59 #define BI_SETENV       "setenv"                /* set environment variable */
  60 #define BI_VALUE        "value"                 /* set local variable */
  61
  62 #define AUTH_OKAY               0x01            /* user authenticated */
  63 #define AUTH_ROOTOKAY           0x02            /* root login okay */
  64 #define AUTH_SECURE             0x04            /* secure login */
  65 #define AUTH_SILENT             0x08            /* silent rejection */
  66 #define AUTH_CHALLENGE          0x10            /* a chellenge was given */
  67
  68 #define AUTH_ALLOW              (AUTH_OKAY | AUTH_ROOTOKAY | AUTH_SECURE)
  69
  70 typedef struct login_cap {
  71     char    *lc_class;
  72     char    *lc_cap;
  73     char    *lc_style;
  74 } login_cap_t;
  75
  76 typedef struct login_time {
  77     u_short     lt_start;       /* Start time */
  78     u_short     lt_end;         /* End time */
  79 #define LTM_NONE  0x00
  80 #define LTM_SUN   0x01
  81 #define LTM_MON   0x02
  82 #define LTM_TUE   0x04
  83 #define LTM_WED   0x08
  84 #define LTM_THU   0x10
  85 #define LTM_FRI   0x20
  86 #define LTM_SAT   0x40
  87 #define LTM_ANY   0x7F
  88 #define LTM_WK    0x3E
  89 #define LTM_WD    0x41
  90     u_char       lt_dow;        /* Days of week */
  91 } login_time_t;
  92
  93 #define LC_MAXTIMES 64
  94
  95 #include <sys/cdefs.h>
  96 __BEGIN_DECLS
  97 struct passwd;
  98
  99 void login_close(login_cap_t *);
 100 login_cap_t *login_getclassbyname(const char *, const struct passwd *);
 101 login_cap_t *login_getclass(const char *);
 102 login_cap_t *login_getpwclass(const struct passwd *);
 103 login_cap_t *login_getuserclass(const struct passwd *);
 104
 105 char *login_getcapstr(login_cap_t*, const char *, char *, char *);
 106 char **login_getcaplist(login_cap_t *, const char *, const char *);
 107 char *login_getstyle(login_cap_t *, char *, const char *);
 108 rlim_t login_getcaptime(login_cap_t *, const char *, rlim_t, rlim_t);
 109 rlim_t login_getcapnum(login_cap_t *, const char *, rlim_t, rlim_t);
 110 rlim_t login_getcapsize(login_cap_t *, const char *, rlim_t, rlim_t);
 111 char *login_getpath(login_cap_t *, const char *, char *);
 112 int login_getcapbool(login_cap_t *, const char *, int);
 113 const char *login_setcryptfmt(login_cap_t *, const char *, const char *);
 114
 115 int setclasscontext(const char*, unsigned int);
 116 int setusercontext(login_cap_t*, const struct passwd*, uid_t, unsigned int);
 117 void setclassresources(login_cap_t *);
 118 void setclassenvironment(login_cap_t *, const struct passwd *, int);
 119
 120 /* Most of these functions are deprecated */
 121 int auth_approve(login_cap_t*, const char*, const char*);
 122 int auth_check(const char *, const char *, const char *, const char *, int *);
 123 void auth_env(void);
 124 char *auth_mkvalue(const char *n);
 125 int auth_response(const char *, const char *, const char *, const char *, int *, const char *, const char *);
 126 void auth_rmfiles(void);
 127 int auth_scan(int);
 128 int auth_script(const char*, ...);
 129 int auth_script_data(const char *, int, const char *, ...);
 130 char *auth_valud(const char *);
 131 int auth_setopt(const char *, const char *);
 132 void auth_clropts(void);
 133
 134 void auth_checknologin(login_cap_t*);
 135 int auth_cat(const char*);
 136
 137 int auth_ttyok(login_cap_t*, const char *);
 138 int auth_hostok(login_cap_t*, const char *, char const *);
 139 int auth_timeok(login_cap_t*, time_t);
 140
 141 struct tm;
 142
 143 login_time_t parse_lt(const char *);
 144 int in_ltm(const login_time_t *, struct tm *, time_t *);
 145 int in_ltms(const login_time_t *, struct tm *, time_t *);
 146
 147 /* helper functions */
 148
 149 int login_strinlist(char **, char const *, int);
 150 int login_str2inlist(char **, const char *, const char *, int);
 151 login_time_t * login_timelist(login_cap_t *, char const *, int *, login_time_t **);
 152 int login_ttyok(login_cap_t *, const char *, const char *, const char *);
 153 int login_hostok(login_cap_t *, const char *, const char *, const char *, const char *);
 154
 155 __END_DECLS
 156
 157 #endif /* _LOGIN_CAP_H_ */