2 * Copyright (c) 2012 The FreeBSD Foundation
5 * This software was developed by Pawel Jakub Dawidek under sponsorship from
6 * the FreeBSD Foundation.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 #ifndef _AUDITDISTD_TRAIL_H_
31 #define _AUDITDISTD_TRAIL_H_
34 #include <unistd.h> /* off_t */
36 #define TRAIL_IDENTICAL 0
37 #define TRAIL_RENAMED 1
43 struct trail *trail_new(const char *dirname, bool create);
44 void trail_free(struct trail *trail);
45 bool trail_is_not_terminated(const char *filename);
46 bool trail_is_crash_recovery(const char *filename);
47 void trail_start(struct trail *trail, const char *filename, off_t offset);
48 void trail_next(struct trail *trail);
49 void trail_close(struct trail *trail);
50 void trail_reset(struct trail *trail);
51 void trail_unlink(struct trail *trail, const char *filename);
52 bool trail_switch(struct trail *trail);
53 const char *trail_filename(const struct trail *trail);
54 int trail_filefd(const struct trail *trail);
55 int trail_dirfd(const struct trail *trail);
56 void trail_last(DIR *dirfp, char *filename, size_t filenamesize);
57 bool trail_validate_name(const char *srcname, const char *dstname);
58 int trail_name_compare(const char *name0, const char *name1);
60 #endif /* !_AUDITDISTD_TRAIL_H_ */