1 /*
2  * Copyright (c) 2023 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 enum http_method {
18 	METHOD_UNKNOWN,
19 	METHOD_GET,
20 	METHOD_POST,
21 };
22 
23 struct request {
24 	char	buf[BUFSIZ];
25 	size_t	len;
26 
27 	char	*path;
28 	int	 method;
29 	char	*ctype;
30 	size_t	 clen;
31 };
32 
33 struct reswriter {
34 	int	fd;
35 	int	err;
36 	int	chunked;
37 	char	buf[BUFSIZ];
38 	size_t	len;
39 };
40 
41 int	http_parse(struct request *, int);
42 int	http_read(struct request *, int);
43 void	http_response_init(struct reswriter *, int);
44 int	http_reply(struct reswriter *, int, const char *, const char *);
45 int	http_flush(struct reswriter *);
46 int	http_write(struct reswriter *, const char *, size_t);
47 int	http_writes(struct reswriter *, const char *);
48 int	http_fmt(struct reswriter *, const char *, ...);
49 int	http_urlescape(struct reswriter *, const char *);
50 int	http_htmlescape(struct reswriter *, const char *);
51 int	http_close(struct reswriter *);
52 void	http_free_request(struct request *);