1/*	$Id: libroff.h,v 1.27 2011/07/25 15:37:00 kristaps Exp $ */
2/*
3 * Copyright (c) 2009, 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
4 *
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17#ifndef LIBROFF_H
18#define LIBROFF_H
19
20__BEGIN_DECLS
21
22enum	tbl_part {
23	TBL_PART_OPTS, /* in options (first line) */
24	TBL_PART_LAYOUT, /* describing layout */
25	TBL_PART_DATA, /* creating data rows */
26	TBL_PART_CDATA /* continue previous row */
27};
28
29struct	tbl_node {
30	struct mparse	 *parse; /* parse point */
31	int		  pos; /* invocation column */
32	int		  line; /* invocation line */
33	enum tbl_part	  part;
34	struct tbl	  opts;
35	struct tbl_row	 *first_row;
36	struct tbl_row	 *last_row;
37	struct tbl_span	 *first_span;
38	struct tbl_span	 *current_span;
39	struct tbl_span	 *last_span;
40	struct tbl_head	 *first_head;
41	struct tbl_head	 *last_head;
42	struct tbl_node	 *next;
43};
44
45struct	eqn_node {
46	struct eqn_def	 *defs;
47	size_t		  defsz;
48	char		 *data;
49	size_t		  rew;
50	size_t		  cur;
51	size_t		  sz;
52	int		  gsize;
53	struct eqn	  eqn;
54	struct mparse	 *parse;
55	struct eqn_node  *next;
56};
57
58struct	eqn_def {
59	char		 *key;
60	size_t		  keysz;
61	char		 *val;
62	size_t		  valsz;
63};
64
65struct tbl_node	*tbl_alloc(int, int, struct mparse *);
66void		 tbl_restart(int, int, struct tbl_node *);
67void		 tbl_free(struct tbl_node *);
68void		 tbl_reset(struct tbl_node *);
69enum rofferr 	 tbl_read(struct tbl_node *, int, const char *, int);
70int		 tbl_option(struct tbl_node *, int, const char *);
71int		 tbl_layout(struct tbl_node *, int, const char *);
72int		 tbl_data(struct tbl_node *, int, const char *);
73int		 tbl_cdata(struct tbl_node *, int, const char *);
74const struct tbl_span	*tbl_span(struct tbl_node *);
75void		 tbl_end(struct tbl_node **);
76struct eqn_node	*eqn_alloc(const char *, int, int, struct mparse *);
77enum rofferr	 eqn_end(struct eqn_node **);
78void		 eqn_free(struct eqn_node *);
79enum rofferr 	 eqn_read(struct eqn_node **, int,
80			const char *, int, int *);
81
82__END_DECLS
83
84#endif /*LIBROFF_H*/
85