Commit | Line | Data |
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1da177e4 | 1 | /* |
1da177e4 LT |
2 | * Adapted from MIT Kerberos 5-1.2.1 lib/include/krb5.h, |
3 | * lib/gssapi/krb5/gssapiP_krb5.h, and others | |
4 | * | |
81d4a433 | 5 | * Copyright (c) 2000-2008 The Regents of the University of Michigan. |
1da177e4 LT |
6 | * All rights reserved. |
7 | * | |
8 | * Andy Adamson <andros@umich.edu> | |
9 | * Bruce Fields <bfields@umich.edu> | |
10 | */ | |
11 | ||
12 | /* | |
13 | * Copyright 1995 by the Massachusetts Institute of Technology. | |
14 | * All Rights Reserved. | |
15 | * | |
16 | * Export of this software from the United States of America may | |
17 | * require a specific license from the United States Government. | |
18 | * It is the responsibility of any person or organization contemplating | |
19 | * export to obtain such a license before exporting. | |
20 | * | |
21 | * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and | |
22 | * distribute this software and its documentation for any purpose and | |
23 | * without fee is hereby granted, provided that the above copyright | |
24 | * notice appear in all copies and that both that copyright notice and | |
25 | * this permission notice appear in supporting documentation, and that | |
26 | * the name of M.I.T. not be used in advertising or publicity pertaining | |
27 | * to distribution of the software without specific, written prior | |
28 | * permission. Furthermore if you modify this software you must label | |
29 | * your software as modified software and not distribute it in such a | |
30 | * fashion that it might be confused with the original M.I.T. software. | |
31 | * M.I.T. makes no representations about the suitability of | |
32 | * this software for any purpose. It is provided "as is" without express | |
33 | * or implied warranty. | |
34 | * | |
35 | */ | |
36 | ||
97648b94 CL |
37 | #ifndef _LINUX_SUNRPC_GSS_KRB5_H |
38 | #define _LINUX_SUNRPC_GSS_KRB5_H | |
39 | ||
3b5cf20c | 40 | #include <crypto/skcipher.h> |
1da177e4 LT |
41 | #include <linux/sunrpc/auth_gss.h> |
42 | #include <linux/sunrpc/gss_err.h> | |
43 | #include <linux/sunrpc/gss_asn1.h> | |
44 | ||
4891f2d0 KC |
45 | /* Length of constant used in key derivation */ |
46 | #define GSS_KRB5_K5CLENGTH (5) | |
47 | ||
af664fc9 | 48 | /* Maximum key length (in bytes) for the supported crypto algorithms */ |
e1f6c07b KC |
49 | #define GSS_KRB5_MAX_KEYLEN (32) |
50 | ||
a40cf753 CL |
51 | /* Maximum checksum function output for the supported enctypes */ |
52 | #define GSS_KRB5_MAX_CKSUM_LEN (24) | |
725f2865 KC |
53 | |
54 | /* Maximum blocksize for the supported crypto algorithms */ | |
55 | #define GSS_KRB5_MAX_BLOCKSIZE (16) | |
56 | ||
d00953a5 KC |
57 | /* The length of the Kerberos GSS token header */ |
58 | #define GSS_KRB5_TOK_HDR_LEN (16) | |
59 | ||
1da177e4 LT |
60 | #define KG_TOK_MIC_MSG 0x0101 |
61 | #define KG_TOK_WRAP_MSG 0x0201 | |
62 | ||
de9c17eb KC |
63 | #define KG2_TOK_INITIAL 0x0101 |
64 | #define KG2_TOK_RESPONSE 0x0202 | |
65 | #define KG2_TOK_MIC 0x0404 | |
66 | #define KG2_TOK_WRAP 0x0504 | |
67 | ||
68 | #define KG2_TOKEN_FLAG_SENTBYACCEPTOR 0x01 | |
69 | #define KG2_TOKEN_FLAG_SEALED 0x02 | |
70 | #define KG2_TOKEN_FLAG_ACCEPTORSUBKEY 0x04 | |
71 | ||
72 | #define KG2_RESP_FLAG_ERROR 0x0001 | |
73 | #define KG2_RESP_FLAG_DELEG_OK 0x0002 | |
74 | ||
1da177e4 LT |
75 | enum sgn_alg { |
76 | SGN_ALG_DES_MAC_MD5 = 0x0000, | |
77 | SGN_ALG_MD2_5 = 0x0001, | |
78 | SGN_ALG_DES_MAC = 0x0002, | |
79 | SGN_ALG_3 = 0x0003, /* not published */ | |
1da177e4 LT |
80 | SGN_ALG_HMAC_SHA1_DES3_KD = 0x0004 |
81 | }; | |
82 | enum seal_alg { | |
83 | SEAL_ALG_NONE = 0xffff, | |
84 | SEAL_ALG_DES = 0x0000, | |
85 | SEAL_ALG_1 = 0x0001, /* not published */ | |
1da177e4 LT |
86 | SEAL_ALG_DES3KD = 0x0002 |
87 | }; | |
88 | ||
a40cf753 CL |
89 | /* |
90 | * These values are assigned by IANA and published via the | |
91 | * subregistry at the link below: | |
92 | * | |
93 | * https://www.iana.org/assignments/kerberos-parameters/kerberos-parameters.xhtml#kerberos-parameters-2 | |
94 | */ | |
1da177e4 LT |
95 | #define CKSUMTYPE_CRC32 0x0001 |
96 | #define CKSUMTYPE_RSA_MD4 0x0002 | |
97 | #define CKSUMTYPE_RSA_MD4_DES 0x0003 | |
98 | #define CKSUMTYPE_DESCBC 0x0004 | |
99 | #define CKSUMTYPE_RSA_MD5 0x0007 | |
100 | #define CKSUMTYPE_RSA_MD5_DES 0x0008 | |
101 | #define CKSUMTYPE_NIST_SHA 0x0009 | |
102 | #define CKSUMTYPE_HMAC_SHA1_DES3 0x000c | |
de9c17eb KC |
103 | #define CKSUMTYPE_HMAC_SHA1_96_AES128 0x000f |
104 | #define CKSUMTYPE_HMAC_SHA1_96_AES256 0x0010 | |
3394682f CL |
105 | #define CKSUMTYPE_CMAC_CAMELLIA128 0x0011 |
106 | #define CKSUMTYPE_CMAC_CAMELLIA256 0x0012 | |
a40cf753 CL |
107 | #define CKSUMTYPE_HMAC_SHA256_128_AES128 0x0013 |
108 | #define CKSUMTYPE_HMAC_SHA384_192_AES256 0x0014 | |
de9c17eb | 109 | #define CKSUMTYPE_HMAC_MD5_ARCFOUR -138 /* Microsoft md5 hmac cksumtype */ |
1da177e4 LT |
110 | |
111 | /* from gssapi_err_krb5.h */ | |
112 | #define KG_CCACHE_NOMATCH (39756032L) | |
113 | #define KG_KEYTAB_NOMATCH (39756033L) | |
114 | #define KG_TGT_MISSING (39756034L) | |
115 | #define KG_NO_SUBKEY (39756035L) | |
116 | #define KG_CONTEXT_ESTABLISHED (39756036L) | |
117 | #define KG_BAD_SIGN_TYPE (39756037L) | |
118 | #define KG_BAD_LENGTH (39756038L) | |
119 | #define KG_CTX_INCOMPLETE (39756039L) | |
120 | #define KG_CONTEXT (39756040L) | |
121 | #define KG_CRED (39756041L) | |
122 | #define KG_ENC_DESC (39756042L) | |
123 | #define KG_BAD_SEQ (39756043L) | |
124 | #define KG_EMPTY_CCACHE (39756044L) | |
125 | #define KG_NO_CTYPES (39756045L) | |
126 | ||
127 | /* per Kerberos v5 protocol spec crypto types from the wire. | |
128 | * these get mapped to linux kernel crypto routines. | |
a40cf753 CL |
129 | * |
130 | * These values are assigned by IANA and published via the | |
131 | * subregistry at the link below: | |
132 | * | |
133 | * https://www.iana.org/assignments/kerberos-parameters/kerberos-parameters.xhtml#kerberos-parameters-1 | |
1da177e4 LT |
134 | */ |
135 | #define ENCTYPE_NULL 0x0000 | |
136 | #define ENCTYPE_DES_CBC_CRC 0x0001 /* DES cbc mode with CRC-32 */ | |
137 | #define ENCTYPE_DES_CBC_MD4 0x0002 /* DES cbc mode with RSA-MD4 */ | |
138 | #define ENCTYPE_DES_CBC_MD5 0x0003 /* DES cbc mode with RSA-MD5 */ | |
139 | #define ENCTYPE_DES_CBC_RAW 0x0004 /* DES cbc mode raw */ | |
140 | /* XXX deprecated? */ | |
141 | #define ENCTYPE_DES3_CBC_SHA 0x0005 /* DES-3 cbc mode with NIST-SHA */ | |
142 | #define ENCTYPE_DES3_CBC_RAW 0x0006 /* DES-3 cbc mode raw */ | |
143 | #define ENCTYPE_DES_HMAC_SHA1 0x0008 | |
144 | #define ENCTYPE_DES3_CBC_SHA1 0x0010 | |
47d84807 KC |
145 | #define ENCTYPE_AES128_CTS_HMAC_SHA1_96 0x0011 |
146 | #define ENCTYPE_AES256_CTS_HMAC_SHA1_96 0x0012 | |
a40cf753 CL |
147 | #define ENCTYPE_AES128_CTS_HMAC_SHA256_128 0x0013 |
148 | #define ENCTYPE_AES256_CTS_HMAC_SHA384_192 0x0014 | |
47d84807 KC |
149 | #define ENCTYPE_ARCFOUR_HMAC 0x0017 |
150 | #define ENCTYPE_ARCFOUR_HMAC_EXP 0x0018 | |
3394682f CL |
151 | #define ENCTYPE_CAMELLIA128_CTS_CMAC 0x0019 |
152 | #define ENCTYPE_CAMELLIA256_CTS_CMAC 0x001A | |
1da177e4 LT |
153 | #define ENCTYPE_UNKNOWN 0x01ff |
154 | ||
4891f2d0 KC |
155 | /* |
156 | * Constants used for key derivation | |
157 | */ | |
158 | /* for 3DES */ | |
159 | #define KG_USAGE_SEAL (22) | |
160 | #define KG_USAGE_SIGN (23) | |
161 | #define KG_USAGE_SEQ (24) | |
162 | ||
163 | /* from rfc3961 */ | |
164 | #define KEY_USAGE_SEED_CHECKSUM (0x99) | |
165 | #define KEY_USAGE_SEED_ENCRYPTION (0xAA) | |
166 | #define KEY_USAGE_SEED_INTEGRITY (0x55) | |
167 | ||
168 | /* from rfc4121 */ | |
169 | #define KG_USAGE_ACCEPTOR_SEAL (22) | |
170 | #define KG_USAGE_ACCEPTOR_SIGN (23) | |
171 | #define KG_USAGE_INITIATOR_SEAL (24) | |
172 | #define KG_USAGE_INITIATOR_SIGN (25) | |
173 | ||
97648b94 | 174 | #endif /* _LINUX_SUNRPC_GSS_KRB5_H */ |