1 /* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */ 2 /* lib/krb5/rcache/rc-int.h */ 3 /* 4 * Copyright 2004 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 /* This file contains constant and function declarations used in the 28 * file-based replay cache routines. */ 29 30 #ifndef RC_INT_H 31 #define RC_INT_H 32 33 typedef struct { 34 const char *type; 35 krb5_error_code (*resolve)(krb5_context context, const char *residual, 36 void **rcdata_out); 37 void (*close)(krb5_context context, void *rcdata); 38 krb5_error_code (*store)(krb5_context, void *rcdata, const krb5_data *tag); 39 } krb5_rc_ops; 40 41 struct krb5_rc_st { 42 krb5_magic magic; 43 const krb5_rc_ops *ops; 44 char *name; 45 void *data; 46 }; 47 48 extern const krb5_rc_ops k5_rc_dfl_ops; 49 extern const krb5_rc_ops k5_rc_file2_ops; 50 extern const krb5_rc_ops k5_rc_none_ops; 51 52 /* Check and store a replay record in an open (but not locked) file descriptor, 53 * using the file2 format. fd is assumed to be at offset 0. */ 54 krb5_error_code k5_rcfile2_store(krb5_context context, int fd, 55 const krb5_data *tag_data); 56 57 #endif /* RC_INT_H */ 58