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/*
* linux/include/linux/sunrpc/gss_krb5_types.h
*
* Adapted from MIT Kerberos 5-1.2.1 lib/include/krb5.h,
* lib/gssapi/krb5/gssapiP_krb5.h, and others
*
* Copyright (c) 2000 The Regents of the University of Michigan.
* All rights reserved.
*
* Andy Adamson <andros@umich.edu>
* Bruce Fields <bfields@umich.edu>
*/
/*
* Copyright 1995 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 <linux/sunrpc/auth_gss.h>
#include <linux/sunrpc/gss_err.h>
#include <linux/sunrpc/gss_asn1.h>
struct krb5_ctx {
int initiate; /* 1 = initiating, 0 = accepting */
int seed_init;
unsigned char seed[16];
int signalg;
int sealalg;
struct crypto_tfm *enc;
struct crypto_tfm *seq;
s32 endtime;
u32 seq_send;
u32 seq_recv;
struct xdr_netobj mech_used;
};
#define KG_TOK_MIC_MSG 0x0101
#define KG_TOK_WRAP_MSG 0x0201
enum sgn_alg {
SGN_ALG_DES_MAC_MD5 = 0x0000,
SGN_ALG_MD2_5 = 0x0001,
SGN_ALG_DES_MAC = 0x0002,
SGN_ALG_3 = 0x0003, /* not published */
SGN_ALG_HMAC_MD5 = 0x0011, /* microsoft w2k; no support */
SGN_ALG_HMAC_SHA1_DES3_KD = 0x0004
};
enum seal_alg {
SEAL_ALG_NONE = 0xffff,
SEAL_ALG_DES = 0x0000,
SEAL_ALG_1 = 0x0001, /* not published */
SEAL_ALG_MICROSOFT_RC4 = 0x0010,/* microsoft w2k; no support */
SEAL_ALG_DES3KD = 0x0002
};
#define RSA_MD5_CKSUM_LENGTH 16
#define CKSUMTYPE_CRC32 0x0001
#define CKSUMTYPE_RSA_MD4 0x0002
#define CKSUMTYPE_RSA_MD4_DES 0x0003
#define CKSUMTYPE_DESCBC 0x0004
#define CKSUMTYPE_RSA_MD5 0x0007
#define CKSUMTYPE_RSA_MD5_DES 0x0008
#define CKSUMTYPE_NIST_SHA 0x0009
#define CKSUMTYPE_HMAC_SHA1_DES3 0x000c
/* from gssapi_err_krb5.h */
#define KG_CCACHE_NOMATCH (39756032L)
#define KG_KEYTAB_NOMATCH (39756033L)
#define KG_TGT_MISSING (39756034L)
#define KG_NO_SUBKEY (39756035L)
#define KG_CONTEXT_ESTABLISHED (39756036L)
#define KG_BAD_SIGN_TYPE (39756037L)
#define KG_BAD_LENGTH (39756038L)
#define KG_CTX_INCOMPLETE (39756039L)
#define KG_CONTEXT (39756040L)
#define KG_CRED (39756041L)
#define KG_ENC_DESC (39756042L)
#define KG_BAD_SEQ (39756043L)
#define KG_EMPTY_CCACHE (39756044L)
#define KG_NO_CTYPES (39756045L)
#define KV5M_PRINCIPAL (-1760647423L)
#define KV5M_KEYBLOCK (-1760647421L)
#define KV5M_CHECKSUM (-1760647420L)
#define KV5M_ADDRESS (-1760647390L)
#define KV5M_AUTHENTICATOR (-1760647410L)
#define KV5M_AUTH_CONTEXT (-1760647383L)
#define KV5M_AUTHDATA (-1760647414L)
#define KV5M_GSS_OID (-1760647372L)
#define KV5M_GSS_QUEUE (-1760647371L)
/* per Kerberos v5 protocol spec crypto types from the wire.
* these get mapped to linux kernel crypto routines.
*/
#define ENCTYPE_NULL 0x0000
#define ENCTYPE_DES_CBC_CRC 0x0001 /* DES cbc mode with CRC-32 */
#define ENCTYPE_DES_CBC_MD4 0x0002 /* DES cbc mode with RSA-MD4 */
#define ENCTYPE_DES_CBC_MD5 0x0003 /* DES cbc mode with RSA-MD5 */
#define ENCTYPE_DES_CBC_RAW 0x0004 /* DES cbc mode raw */
/* XXX deprecated? */
#define ENCTYPE_DES3_CBC_SHA 0x0005 /* DES-3 cbc mode with NIST-SHA */
#define ENCTYPE_DES3_CBC_RAW 0x0006 /* DES-3 cbc mode raw */
#define ENCTYPE_DES_HMAC_SHA1 0x0008
#define ENCTYPE_DES3_CBC_SHA1 0x0010
#define ENCTYPE_UNKNOWN 0x01ff
s32
krb5_make_checksum(s32 cksumtype,
struct xdr_netobj *input,
struct xdr_netobj *cksum);
u32
krb5_make_token(struct krb5_ctx *context_handle, int qop_req,
struct xdr_netobj * input_message_buffer,
struct xdr_netobj * output_message_buffer, int toktype);
u32
krb5_read_token(struct krb5_ctx *context_handle,
struct xdr_netobj *input_token_buffer,
struct xdr_netobj *message_buffer,
int *qop_state, int toktype);
u32
krb5_encrypt(struct crypto_tfm * key,
void *iv, void *in, void *out, int length);
u32
krb5_decrypt(struct crypto_tfm * key,
void *iv, void *in, void *out, int length);
s32
krb5_make_seq_num(struct crypto_tfm * key,
int direction,
s32 seqnum, unsigned char *cksum, unsigned char *buf);
s32
krb5_get_seq_num(struct crypto_tfm * key,
unsigned char *cksum,
unsigned char *buf, int *direction, s32 * seqnum);