2 * linux/include/linux/sunrpc/gss_krb5_types.h
4 * Adapted from MIT Kerberos 5-1.2.1 lib/include/krb5.h,
5 * lib/gssapi/krb5/gssapiP_krb5.h, and others
7 * Copyright (c) 2000 The Regents of the University of Michigan.
10 * Andy Adamson <andros@umich.edu>
11 * Bruce Fields <bfields@umich.edu>
15 * Copyright 1995 by the Massachusetts Institute of Technology.
16 * All Rights Reserved.
18 * Export of this software from the United States of America may
19 * require a specific license from the United States Government.
20 * It is the responsibility of any person or organization contemplating
21 * export to obtain such a license before exporting.
23 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
24 * distribute this software and its documentation for any purpose and
25 * without fee is hereby granted, provided that the above copyright
26 * notice appear in all copies and that both that copyright notice and
27 * this permission notice appear in supporting documentation, and that
28 * the name of M.I.T. not be used in advertising or publicity pertaining
29 * to distribution of the software without specific, written prior
30 * permission. Furthermore if you modify this software you must label
31 * your software as modified software and not distribute it in such a
32 * fashion that it might be confused with the original M.I.T. software.
33 * M.I.T. makes no representations about the suitability of
34 * this software for any purpose. It is provided "as is" without express
35 * or implied warranty.
39 #include <linux/sunrpc/auth_gss.h>
40 #include <linux/sunrpc/gss_err.h>
41 #include <linux/sunrpc/gss_asn1.h>
44 int initiate; /* 1 = initiating, 0 = accepting */
45 struct crypto_blkcipher *enc;
46 struct crypto_blkcipher *seq;
49 struct xdr_netobj mech_used;
52 extern spinlock_t krb5_seq_lock;
54 #define KG_TOK_MIC_MSG 0x0101
55 #define KG_TOK_WRAP_MSG 0x0201
58 SGN_ALG_DES_MAC_MD5 = 0x0000,
59 SGN_ALG_MD2_5 = 0x0001,
60 SGN_ALG_DES_MAC = 0x0002,
61 SGN_ALG_3 = 0x0003, /* not published */
62 SGN_ALG_HMAC_MD5 = 0x0011, /* microsoft w2k; no support */
63 SGN_ALG_HMAC_SHA1_DES3_KD = 0x0004
66 SEAL_ALG_NONE = 0xffff,
67 SEAL_ALG_DES = 0x0000,
68 SEAL_ALG_1 = 0x0001, /* not published */
69 SEAL_ALG_MICROSOFT_RC4 = 0x0010,/* microsoft w2k; no support */
70 SEAL_ALG_DES3KD = 0x0002
73 #define KRB5_CKSUM_LENGTH 8
75 #define CKSUMTYPE_CRC32 0x0001
76 #define CKSUMTYPE_RSA_MD4 0x0002
77 #define CKSUMTYPE_RSA_MD4_DES 0x0003
78 #define CKSUMTYPE_DESCBC 0x0004
79 #define CKSUMTYPE_RSA_MD5 0x0007
80 #define CKSUMTYPE_RSA_MD5_DES 0x0008
81 #define CKSUMTYPE_NIST_SHA 0x0009
82 #define CKSUMTYPE_HMAC_SHA1_DES3 0x000c
84 /* from gssapi_err_krb5.h */
85 #define KG_CCACHE_NOMATCH (39756032L)
86 #define KG_KEYTAB_NOMATCH (39756033L)
87 #define KG_TGT_MISSING (39756034L)
88 #define KG_NO_SUBKEY (39756035L)
89 #define KG_CONTEXT_ESTABLISHED (39756036L)
90 #define KG_BAD_SIGN_TYPE (39756037L)
91 #define KG_BAD_LENGTH (39756038L)
92 #define KG_CTX_INCOMPLETE (39756039L)
93 #define KG_CONTEXT (39756040L)
94 #define KG_CRED (39756041L)
95 #define KG_ENC_DESC (39756042L)
96 #define KG_BAD_SEQ (39756043L)
97 #define KG_EMPTY_CCACHE (39756044L)
98 #define KG_NO_CTYPES (39756045L)
100 /* per Kerberos v5 protocol spec crypto types from the wire.
101 * these get mapped to linux kernel crypto routines.
103 #define ENCTYPE_NULL 0x0000
104 #define ENCTYPE_DES_CBC_CRC 0x0001 /* DES cbc mode with CRC-32 */
105 #define ENCTYPE_DES_CBC_MD4 0x0002 /* DES cbc mode with RSA-MD4 */
106 #define ENCTYPE_DES_CBC_MD5 0x0003 /* DES cbc mode with RSA-MD5 */
107 #define ENCTYPE_DES_CBC_RAW 0x0004 /* DES cbc mode raw */
108 /* XXX deprecated? */
109 #define ENCTYPE_DES3_CBC_SHA 0x0005 /* DES-3 cbc mode with NIST-SHA */
110 #define ENCTYPE_DES3_CBC_RAW 0x0006 /* DES-3 cbc mode raw */
111 #define ENCTYPE_DES_HMAC_SHA1 0x0008
112 #define ENCTYPE_DES3_CBC_SHA1 0x0010
113 #define ENCTYPE_UNKNOWN 0x01ff
116 make_checksum(char *, char *header, int hdrlen, struct xdr_buf *body,
117 int body_offset, struct xdr_netobj *cksum);
119 u32 gss_get_mic_kerberos(struct gss_ctx *, struct xdr_buf *,
120 struct xdr_netobj *);
122 u32 gss_verify_mic_kerberos(struct gss_ctx *, struct xdr_buf *,
123 struct xdr_netobj *);
126 gss_wrap_kerberos(struct gss_ctx *ctx_id, int offset,
127 struct xdr_buf *outbuf, struct page **pages);
130 gss_unwrap_kerberos(struct gss_ctx *ctx_id, int offset,
131 struct xdr_buf *buf);
135 krb5_encrypt(struct crypto_blkcipher *key,
136 void *iv, void *in, void *out, int length);
139 krb5_decrypt(struct crypto_blkcipher *key,
140 void *iv, void *in, void *out, int length);
143 gss_encrypt_xdr_buf(struct crypto_blkcipher *tfm, struct xdr_buf *outbuf,
144 int offset, struct page **pages);
147 gss_decrypt_xdr_buf(struct crypto_blkcipher *tfm, struct xdr_buf *inbuf,
151 krb5_make_seq_num(struct crypto_blkcipher *key,
153 s32 seqnum, unsigned char *cksum, unsigned char *buf);
156 krb5_get_seq_num(struct crypto_blkcipher *key,
157 unsigned char *cksum,
158 unsigned char *buf, int *direction, s32 * seqnum);