1 /*
2  * Copyright (c) 2021 Omar Polo <op@omarpolo.com>
3  *
4  * Permission to use, copy, modify, and distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 /*
18  * A streaming text/plain "parser."
19  */
20 
21 #include "compat.h"
22 
23 #include <stdlib.h>
24 #include <string.h>
25 
26 #include "parser.h"
27 #include "telescope.h"
28 #include "xwrapper.h"
29 
30 static int	textplain_parse_line(struct buffer *, const char *, size_t);
31 
32 const struct parser textplain_parser = {
33 	.name = "text/plain",
34 	.parseline = &textplain_parse_line,
35 };
36 
37 static inline int
38 emit_line(struct buffer *b, const char *line, size_t len)
39 {
40 	struct line *l;
41 
42 	l = xcalloc(1, sizeof(*l));
43 
44 	l->type = LINE_TEXT;
45 
46 	if (len != 0) {
47 		l->line = xcalloc(1, len + 1);
48 
49 		memcpy(l->line, line, len);
50 	}
51 
52 	TAILQ_INSERT_TAIL(&b->head, l, lines);
53 
54 	return 1;
55 }
56 
57 static int
58 textplain_parse_line(struct buffer *b, const char *line, size_t linelen)
59 {
60 	return emit_line(b, line, linelen);
61 }