---

---

---

001: /* Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
002:    This file is part of the GNU C Library.
003: 
004:    The GNU C Library is free software; you can redistribute it and/or
005:    modify it under the terms of the GNU Lesser General Public
006:    License as published by the Free Software Foundation; either
007:    version 2.1 of the License, or (at your option) any later version.
008: 
009:    The GNU C Library is distributed in the hope that it will be useful,
010:    but WITHOUT ANY WARRANTY; without even the implied warranty of
011:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
012:    Lesser General Public License for more details.
013: 
014:    You should have received a copy of the GNU Lesser General Public
015:    License along with the GNU C Library; if not, write to the Free
016:    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
017:    02111-1307 USA.  */
018: 
019: #ifndef _RPC_AUTH_DES_H
020: #define _RPC_AUTH_DES_H 1
021: 
022: #include <sys/cdefs.h>
023: #include <rpc/auth.h>
024: 
025: __BEGIN_DECLS
026: 
027: /* There are two kinds of "names": fullnames and nicknames */
028: enum authdes_namekind
029:   {
030:     ADN_FULLNAME,
031:     ADN_NICKNAME
032:   };
033: 
034: /* A fullname contains the network name of the client,
035:    a conversation key and the window */
036: struct authdes_fullname
037:   {
038:     char *name;         /* network name of client, up to MAXNETNAMELEN */
039:     des_block key;      /* conversation key */
040:     uint32_t window;    /* associated window */
041:   };
042: 
043: /* A credential */
044: struct authdes_cred
045:   {
046:     enum authdes_namekind adc_namekind;
047:     struct authdes_fullname adc_fullname;
048:     uint32_t adc_nickname;
049:   };
050: 
051: /* A timeval replacement for !32bit platforms */
052: struct rpc_timeval
053:   {
054:     uint32_t tv_sec;            /* Seconds.  */
055:     uint32_t tv_usec;           /* Microseconds.  */
056:   };
057: 
058: /* A des authentication verifier */
059: struct authdes_verf
060:   {
061:     union
062:       {
063:         struct rpc_timeval adv_ctime;   /* clear time */
064:         des_block adv_xtime;            /* crypt time */
065:       }
066:     adv_time_u;
067:     uint32_t adv_int_u;
068:   };
069: 
070: /* des authentication verifier: client variety
071: 
072:    adv_timestamp is the current time.
073:    adv_winverf is the credential window + 1.
074:    Both are encrypted using the conversation key. */
075: #define adv_timestamp  adv_time_u.adv_ctime
076: #define adv_xtimestamp adv_time_u.adv_xtime
077: #define adv_winverf    adv_int_u
078: 
079: /* des authentication verifier: server variety
080: 
081:    adv_timeverf is the client's timestamp + client's window
082:    adv_nickname is the server's nickname for the client.
083:    adv_timeverf is encrypted using the conversation key. */
084: #define adv_timeverf   adv_time_u.adv_ctime
085: #define adv_xtimeverf  adv_time_u.adv_xtime
086: #define adv_nickname   adv_int_u
087: 
088: /* Map a des credential into a unix cred. */
089: extern int authdes_getucred (__const struct authdes_cred * __adc,
090:                              uid_t * __uid, gid_t * __gid,
091:                              short *__grouplen, gid_t * __groups) __THROW;
092: 
093: /* Get the public key for NAME and place it in KEY.  NAME can only be
094:    up to MAXNETNAMELEN bytes long and the destination buffer KEY should
095:    have HEXKEYBYTES + 1 bytes long to fit all characters from the key.  */
096: extern int getpublickey (__const char *__name, char *__key) __THROW;
097: 
098: /* Get the secret key for NAME and place it in KEY.  PASSWD is used to
099:    decrypt the encrypted key stored in the database.  NAME can only be
100:    up to MAXNETNAMELEN bytes long and the destination buffer KEY
101:    should have HEXKEYBYTES + 1 bytes long to fit all characters from
102:    the key.  */
103: extern int getsecretkey (__const char *__name, char *__key,
104:                          __const char *__passwd) __THROW;
105: 
106: extern int rtime (struct sockaddr_in *__addrp, struct rpc_timeval *__timep,
107:                   struct rpc_timeval *__timeout) __THROW;
108: 
109: __END_DECLS
110: 
111: 
112: #endif /* rpc/auth_des.h */
113: 

---

---

---