1241675Suqs/*	$Id: libroff.h,v 1.27 2011/07/25 15:37:00 kristaps Exp $ */
2241675Suqs/*
3241675Suqs * Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
4241675Suqs *
5241675Suqs * Permission to use, copy, modify, and distribute this software for any
6241675Suqs * purpose with or without fee is hereby granted, provided that the above
7241675Suqs * copyright notice and this permission notice appear in all copies.
8241675Suqs *
9241675Suqs * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10241675Suqs * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11241675Suqs * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12241675Suqs * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13241675Suqs * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14241675Suqs * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15241675Suqs * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16241675Suqs */
17241675Suqs#ifndef LIBROFF_H
18241675Suqs#define LIBROFF_H
19241675Suqs
20241675Suqs__BEGIN_DECLS
21241675Suqs
22241675Suqsenum	tbl_part {
23241675Suqs	TBL_PART_OPTS, /* in options (first line) */
24241675Suqs	TBL_PART_LAYOUT, /* describing layout */
25241675Suqs	TBL_PART_DATA, /* creating data rows */
26241675Suqs	TBL_PART_CDATA /* continue previous row */
27241675Suqs};
28241675Suqs
29241675Suqsstruct	tbl_node {
30241675Suqs	struct mparse	 *parse; /* parse point */
31241675Suqs	int		  pos; /* invocation column */
32241675Suqs	int		  line; /* invocation line */
33241675Suqs	enum tbl_part	  part;
34241675Suqs	struct tbl	  opts;
35241675Suqs	struct tbl_row	 *first_row;
36241675Suqs	struct tbl_row	 *last_row;
37241675Suqs	struct tbl_span	 *first_span;
38241675Suqs	struct tbl_span	 *current_span;
39241675Suqs	struct tbl_span	 *last_span;
40241675Suqs	struct tbl_head	 *first_head;
41241675Suqs	struct tbl_head	 *last_head;
42241675Suqs	struct tbl_node	 *next;
43241675Suqs};
44241675Suqs
45241675Suqsstruct	eqn_node {
46241675Suqs	struct eqn_def	 *defs;
47241675Suqs	size_t		  defsz;
48241675Suqs	char		 *data;
49241675Suqs	size_t		  rew;
50241675Suqs	size_t		  cur;
51241675Suqs	size_t		  sz;
52241675Suqs	int		  gsize;
53241675Suqs	struct eqn	  eqn;
54241675Suqs	struct mparse	 *parse;
55241675Suqs	struct eqn_node  *next;
56241675Suqs};
57241675Suqs
58241675Suqsstruct	eqn_def {
59241675Suqs	char		 *key;
60241675Suqs	size_t		  keysz;
61241675Suqs	char		 *val;
62241675Suqs	size_t		  valsz;
63241675Suqs};
64241675Suqs
65241675Suqsstruct tbl_node	*tbl_alloc(int, int, struct mparse *);
66241675Suqsvoid		 tbl_restart(int, int, struct tbl_node *);
67241675Suqsvoid		 tbl_free(struct tbl_node *);
68241675Suqsvoid		 tbl_reset(struct tbl_node *);
69241675Suqsenum rofferr 	 tbl_read(struct tbl_node *, int, const char *, int);
70241675Suqsint		 tbl_option(struct tbl_node *, int, const char *);
71241675Suqsint		 tbl_layout(struct tbl_node *, int, const char *);
72241675Suqsint		 tbl_data(struct tbl_node *, int, const char *);
73241675Suqsint		 tbl_cdata(struct tbl_node *, int, const char *);
74241675Suqsconst struct tbl_span	*tbl_span(struct tbl_node *);
75241675Suqsvoid		 tbl_end(struct tbl_node **);
76241675Suqsstruct eqn_node	*eqn_alloc(const char *, int, int, struct mparse *);
77241675Suqsenum rofferr	 eqn_end(struct eqn_node **);
78241675Suqsvoid		 eqn_free(struct eqn_node *);
79241675Suqsenum rofferr 	 eqn_read(struct eqn_node **, int,
80241675Suqs			const char *, int, int *);
81241675Suqs
82241675Suqs__END_DECLS
83241675Suqs
84241675Suqs#endif /*LIBROFF_H*/
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