bf_portable.h
上传用户:xu_441
上传日期:2007-01-04
资源大小:1640k
文件大小:1k
- /*
- * Copyright (c) 1999 Sendmail, Inc. and its suppliers.
- * All rights reserved.
- *
- * By using this file, you agree to the terms and conditions set
- * forth in the LICENSE file which can be found at the top level of
- * the sendmail distribution.
- *
- * $Id: bf_portable.h,v 8.6 1999/11/04 19:31:25 ca Exp $
- *
- * Contributed by Exactis.com, Inc.
- *
- */
- #ifndef BF_PORTABLE_H
- #define BF_PORTABLE_H 1
- /*
- ** This implementation will behave differently from the Torek-based code in
- ** the following major ways:
- ** - The buffer size argument to bfopen() will be sent in, sent back,
- ** queried, lost, found, subjected to public inquiry, lost again, and
- ** finally buried in soft peat and recycled as firelighters.
- ** - Errors in creating the file (but not necessarily writing to it) will
- ** always be detected and reported synchronously with the bfopen()
- */
- /* Linked structure for storing information about each buffered file */
- struct bf
- {
- FILE *bf_key; /* Unused except as a key for lookup */
- bool bf_committed; /* buffered file is on disk */
- char *bf_filename; /* Name of disk file */
- int bf_refcount; /* Reference count */
- struct bf *bf_cdr;
- };
- /*
- ** Access routines for looking up bf structures
- **
- ** maybe replace with a faster data structure later
- */
- extern void bfinsert __P((struct bf *));
- extern struct bf *bflookup __P((FILE *));
- extern struct bf *bfdelete __P((FILE *));
- #endif /* BF_PORTABLE_H */