blob: 4e365b4b232401dcbbf994db1595b5f44a4c2d27 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
|
/*
* include/kerberosIV/prot.h
*
* Copyright 1985-1994 by the Massachusetts Institute of Technology.
* All Rights Reserved.
*
* Export of this software from the United States of America may
* require a specific license from the United States Government.
* It is the responsibility of any person or organization contemplating
* export to obtain such a license before exporting.
*
* WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
* distribute this software and its documentation for any purpose and
* without fee is hereby granted, provided that the above copyright
* notice appear in all copies and that both that copyright notice and
* this permission notice appear in supporting documentation, and that
* the name of M.I.T. not be used in advertising or publicity pertaining
* to distribution of the software without specific, written prior
* permission. Furthermore if you modify this software you must label
* your software as modified software and not distribute it in such a
* fashion that it might be confused with the original M.I.T. software.
* M.I.T. makes no representations about the suitability of
* this software for any purpose. It is provided "as is" without express
* or implied warranty.
*
* Include file with authentication protocol information.
*/
#include <kerberosIV/krb_conf.h>
#ifndef PROT_DEFS
#define PROT_DEFS
#define KRB_PORT 750 /* PC's don't have
* /etc/services */
#define KRB_PROT_VERSION 4
#define MAX_PKT_LEN 1000
#define MAX_TXT_LEN 1000
#define TICKET_GRANTING_TICKET "krbtgt"
/* Macro's to obtain various fields from a packet */
#define pkt_version(packet) (unsigned int) *(packet->dat)
#define pkt_msg_type(packet) (unsigned int) *(packet->dat+1)
#define pkt_a_name(packet) (packet->dat+2)
#define pkt_a_inst(packet) \
(packet->dat+3+strlen((char *)pkt_a_name(packet)))
#define pkt_a_realm(packet) \
(pkt_a_inst(packet)+1+strlen((char *)pkt_a_inst(packet)))
/* Macro to obtain realm from application request */
#define apreq_realm(auth) (auth->dat + 3)
#define pkt_time_ws(packet) (char *) \
(packet->dat+5+strlen((char *)pkt_a_name(packet)) + \
strlen((char *)pkt_a_inst(packet)) + \
strlen((char *)pkt_a_realm(packet)))
#define pkt_no_req(packet) (unsigned short) \
*(packet->dat+9+strlen((char *)pkt_a_name(packet)) + \
strlen((char *)pkt_a_inst(packet)) + \
strlen((char *)pkt_a_realm(packet)))
#define pkt_x_date(packet) (char *) \
(packet->dat+10+strlen((char *)pkt_a_name(packet)) + \
strlen((char *)pkt_a_inst(packet)) + \
strlen((char *)pkt_a_realm(packet)))
#define pkt_err_code(packet) ( (char *) \
(packet->dat+9+strlen((char *)pkt_a_name(packet)) + \
strlen((char *)pkt_a_inst(packet)) + \
strlen((char *)pkt_a_realm(packet))))
#define pkt_err_text(packet) \
(packet->dat+13+strlen((char *)pkt_a_name(packet)) + \
strlen((char *)pkt_a_inst(packet)) + \
strlen((char *)pkt_a_realm(packet)))
/* Routines to create and read packets may be found in prot.c */
KTEXT create_auth_reply();
KTEXT create_death_packet();
KTEXT pkt_cipher();
/* Message types , always leave lsb for byte order */
#define AUTH_MSG_KDC_REQUEST 1<<1
#define AUTH_MSG_KDC_REPLY 2<<1
#define AUTH_MSG_APPL_REQUEST 3<<1
#define AUTH_MSG_APPL_REQUEST_MUTUAL 4<<1
#define AUTH_MSG_ERR_REPLY 5<<1
#define AUTH_MSG_PRIVATE 6<<1
#define AUTH_MSG_SAFE 7<<1
#define AUTH_MSG_APPL_ERR 8<<1
#define AUTH_MSG_DIE 63<<1
/* values for kerb error codes */
#define KERB_ERR_OK 0
#define KERB_ERR_NAME_EXP 1
#define KERB_ERR_SERVICE_EXP 2
#define KERB_ERR_AUTH_EXP 3
#define KERB_ERR_PKT_VER 4
#define KERB_ERR_NAME_MAST_KEY_VER 5
#define KERB_ERR_SERV_MAST_KEY_VER 6
#define KERB_ERR_BYTE_ORDER 7
#define KERB_ERR_PRINCIPAL_UNKNOWN 8
#define KERB_ERR_PRINCIPAL_NOT_UNIQUE 9
#define KERB_ERR_NULL_KEY 10
/* Cygnus extensions for Preauthentication */
#define KERB_ERR_PREAUTH_SHORT 11
#define KERB_ERR_PREAUTH_MISMATCH 12
#endif /* PROT_DEFS */
|