/usr.bin/csup/rcsfile.h

 1/*-
 2 * Copyright (c) 2007-2009, Ulf Lilleengen <lulf@FreeBSD.org>
 3 * All rights reserved.
 4 *
 5 * Redistribution and use in source and binary forms, with or without
 6 * modification, are permitted provided that the following conditions
 7 * are met:
 8 * 1. Redistributions of source code must retain the above copyright
 9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28
29#ifndef _RCSFILE_H_
30#define _RCSFILE_H_
31
32/* RCSFILE fields. */
33#define RCSFILE_HEAD	0
34#define RCSFILE_BRANCH	1
35#define RCSFILE_STRICT	2
36#define RCSFILE_COMMENT	3
37#define RCSFILE_EXPAND	4
38#define RCSFILE_DESC	5
39
40struct rcsfile;
41struct delta;
42struct stream;
43
44/* Fetching, sending and writing an RCS file. */
45struct rcsfile	*rcsfile_frompath(const char *, const char *, const char *,
46		    const char *, int);
47int		 rcsfile_send_details(struct rcsfile *, struct stream *);
48int		 rcsfile_write(struct rcsfile *, struct stream *);
49void		 rcsfile_print(struct rcsfile *);
50void		 rcsfile_free(struct rcsfile *);
51
52/* Used for adding and setting rcsfile values. */
53void		 rcsfile_addaccess(struct rcsfile *, char *);
54void		 rcsfile_addtag(struct rcsfile *, char *, char *);
55void		 rcsfile_importtag(struct rcsfile *, char *, char *);
56void		 rcsfile_deleterev(struct rcsfile *, char *);
57void		 rcsfile_deletetag(struct rcsfile *, char *, char *);
58struct delta	*rcsfile_getdelta(struct rcsfile *, char *);
59void		 rcsfile_setval(struct rcsfile *, int, char *);
60
61/* Functions used for operating on RCS deltas. */
62struct delta	*rcsfile_addelta(struct rcsfile *, char *, char *, char *,
63		    char *);
64void		 rcsfile_importdelta(struct rcsfile *, char *, char *, char *,
65		    char *, char *);
66
67int		 rcsdelta_addlog(struct delta *, char *, int);
68int		 rcsdelta_addtext(struct delta *, char *, int);
69int		 rcsdelta_appendlog(struct delta *, char *, size_t);
70int		 rcsdelta_appendtext(struct delta *, char *, size_t);
71void		 rcsdelta_setstate(struct delta *, char *);
72void		 rcsdelta_truncatetext(struct delta *, off_t);
73void		 rcsdelta_truncatelog(struct delta *, off_t);
74#endif /* !_RCSFILE_H_ */