uclient-http: set eof mark when content-length is 0
[project/uclient.git] / uclient-utils.h
1 /*
2 * uclient - ustream based protocol client library
3 *
4 * Copyright (C) 2014 Felix Fietkau <nbd@openwrt.org>
5 *
6 * Permission to use, copy, modify, and/or distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
9 *
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 */
18 #ifndef __UCLIENT_UTILS_H
19 #define __UCLIENT_UTILS_H
20
21 #include <stdbool.h>
22
23 struct http_digest_data {
24 const char *uri;
25 const char *method;
26
27 const char *auth_hash; /* H(A1) */
28 const char *qop;
29 const char *nc;
30 const char *nonce;
31 const char *cnonce;
32 };
33
34 static inline int base64_len(int len)
35 {
36 return ((len + 2) / 3) * 4;
37 }
38
39 void base64_encode(const void *inbuf, unsigned int len, void *out);
40 void bin_to_hex(char *dest, const void *buf, int len);
41
42 int uclient_urldecode(const char *in, char *out, bool decode_plus);
43
44 void http_digest_calculate_auth_hash(char *dest, const char *user, const char *realm, const char *password);
45 void http_digest_calculate_response(char *dest, const struct http_digest_data *data);
46
47 char *uclient_get_url_filename(const char *url, const char *default_name);
48
49 #endif