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/*
* include/krb5/keytab.h
*
* Copyright 1990 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. 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.
*
*
* Keytab definitions.
*/
#ifndef KRB5_KEYTAB__
#define KRB5_KEYTAB__
/* XXX */
#define MAX_KEYTAB_NAME_LEN 1100 /* Long enough for MAXPATHLEN + some extra */
typedef krb5_pointer krb5_kt_cursor; /* XXX */
typedef struct krb5_keytab_entry_st {
krb5_magic magic;
krb5_principal principal; /* principal of this key */
krb5_timestamp timestamp; /* time entry written to keytable */
krb5_kvno vno; /* key version number */
krb5_keyblock key; /* the secret key */
} krb5_keytab_entry;
typedef struct _krb5_kt {
krb5_magic magic;
struct _krb5_kt_ops FAR *ops;
krb5_pointer data;
} FAR *krb5_keytab;
typedef struct _krb5_kt_ops {
krb5_magic magic;
char FAR *prefix;
/* routines always present */
krb5_error_code (*resolve)
NPROTOTYPE((krb5_context,
const char FAR *,
krb5_keytab FAR *));
krb5_error_code (*get_name)
NPROTOTYPE((krb5_context,
krb5_keytab,
char FAR *,
int));
krb5_error_code (*close)
NPROTOTYPE((krb5_context,
krb5_keytab));
krb5_error_code (*get)
NPROTOTYPE((krb5_context,
krb5_keytab,
krb5_principal,
krb5_kvno,
krb5_keytype,
krb5_keytab_entry FAR *));
krb5_error_code (*start_seq_get)
NPROTOTYPE((krb5_context,
krb5_keytab,
krb5_kt_cursor FAR *));
krb5_error_code (*get_next)
NPROTOTYPE((krb5_context,
krb5_keytab,
krb5_keytab_entry FAR *,
krb5_kt_cursor FAR *));
krb5_error_code (*end_get)
NPROTOTYPE((krb5_context,
krb5_keytab,
krb5_kt_cursor FAR *));
/* routines to be included on extended version (write routines) */
krb5_error_code (*add)
NPROTOTYPE((krb5_context,
krb5_keytab,
krb5_keytab_entry FAR *));
krb5_error_code (*remove)
NPROTOTYPE((krb5_context,
krb5_keytab,
krb5_keytab_entry FAR *));
} krb5_kt_ops;
#define krb5_kt_get_name(context, keytab, name, namelen) (*(keytab)->ops->get_name)(context, keytab,name,namelen)
#define krb5_kt_close(context, keytab) (*(keytab)->ops->close)(context, keytab)
#define krb5_kt_get_entry(context, keytab, principal, vno, keytype, entry) (*(keytab)->ops->get)(context, keytab, principal, vno, keytype, entry)
#define krb5_kt_start_seq_get(context, keytab, cursor) (*(keytab)->ops->start_seq_get)(context, keytab, cursor)
#define krb5_kt_next_entry(context, keytab, entry, cursor) (*(keytab)->ops->get_next)(context, keytab, entry, cursor)
#define krb5_kt_end_seq_get(context, keytab, cursor) (*(keytab)->ops->end_get)(context, keytab, cursor)
/* remove and add are functions, so that they can return NOWRITE
if not a writable keytab */
extern krb5_kt_ops krb5_kt_dfl_ops;
#endif /* KRB5_KEYTAB__ */
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