xref: /third_party/curl/lib/escape.h (revision 13498266) 
1#ifndef HEADER_CURL_ESCAPE_H
2#define HEADER_CURL_ESCAPE_H
3/***************************************************************************
4 *                                  _   _ ____  _
5 *  Project                     ___| | | |  _ \| |
6 *                             / __| | | | |_) | |
7 *                            | (__| |_| |  _ <| |___
8 *                             \___|\___/|_| \_\_____|
9 *
10 * Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
11 *
12 * This software is licensed as described in the file COPYING, which
13 * you should have received as part of this distribution. The terms
14 * are also available at https://curl.se/docs/copyright.html.
15 *
16 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
17 * copies of the Software, and permit persons to whom the Software is
18 * furnished to do so, under the terms of the COPYING file.
19 *
20 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
21 * KIND, either express or implied.
22 *
23 * SPDX-License-Identifier: curl
24 *
25 ***************************************************************************/
26/* Escape and unescape URL encoding in strings. The functions return a new
27 * allocated string or NULL if an error occurred.  */
28
29#include "curl_ctype.h"
30
31enum urlreject {
32  REJECT_NADA = 2,
33  REJECT_CTRL,
34  REJECT_ZERO
35};
36
37CURLcode Curl_urldecode(const char *string, size_t length,
38                        char **ostring, size_t *olen,
39                        enum urlreject ctrl);
40
41void Curl_hexencode(const unsigned char *src, size_t len, /* input length */
42                    unsigned char *out, size_t olen); /* output buffer size */
43
44#endif /* HEADER_CURL_ESCAPE_H */
45