1 /* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */ 2 /* kprop/kprop.h */ 3 /* 4 * Copyright 1990,1991 by the Massachusetts Institute of Technology. 5 * All Rights Reserved. 6 * 7 * Export of this software from the United States of America may 8 * require a specific license from the United States Government. 9 * It is the responsibility of any person or organization contemplating 10 * export to obtain such a license before exporting. 11 * 12 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and 13 * distribute this software and its documentation for any purpose and 14 * without fee is hereby granted, provided that the above copyright 15 * notice appear in all copies and that both that copyright notice and 16 * this permission notice appear in supporting documentation, and that 17 * the name of M.I.T. not be used in advertising or publicity pertaining 18 * to distribution of the software without specific, written prior 19 * permission. Furthermore if you modify this software you must label 20 * your software as modified software and not distribute it in such a 21 * fashion that it might be confused with the original M.I.T. software. 22 * M.I.T. makes no representations about the suitability of 23 * this software for any purpose. It is provided "as is" without express 24 * or implied warranty. 25 */ 26 27 #define KPROP_SERVICE_NAME "host" 28 #define TGT_SERVICE_NAME "krbtgt" 29 #define KPROP_SERVICE "krb5_prop" 30 #define KPROP_PORT 754 31 32 #define KPROP_PROT_VERSION "kprop5_01" 33 34 #define KPROP_BUFSIZ 32768 35 #define KPROP_DBSIZE_MAX_BUFSIZ 12 /* max length of an encoded DB size */ 36 37 /* pathnames are in osconf.h, included via k5-int.h */ 38 39 krb5_error_code 40 sn2princ_realm(krb5_context context, const char *hostname, const char *sname, 41 const char *realm, krb5_principal *princ_out); 42 43 /* 44 * Encode size in four bytes (for backward compatibility) if it fits; otherwise 45 * use the larger encoding. buf must be allocated with at least 46 * KPROP_DBSIZE_MAX_BUFSIZ bytes. 47 */ 48 void encode_database_size(uint64_t size, krb5_data *buf); 49 50 /* Decode a database size. Return KRB5KRB_ERR_GENERIC if buf has an invalid 51 * length or did not encode a 32-bit size compactly. */ 52 krb5_error_code decode_database_size(const krb5_data *buf, uint64_t *size_out); 53