1#ifndef HEADER_CURL_CONTENT_ENCODING_H
2#define HEADER_CURL_CONTENT_ENCODING_H
3/***************************************************************************
4 * _ _ ____ _
5 * Project ___| | | | _ \| |
6 * / __| | | | |_) | |
7 * | (__| |_| | _ <| |___
8 * \___|\___/|_| \_\_____|
9 *
10 * Copyright (C) 1998 - 2021, 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 ***************************************************************************/
24#include "curl_setup.h"
25
26struct contenc_writer {
27 const struct content_encoding *handler; /* Encoding handler. */
28 struct contenc_writer *downstream; /* Downstream writer. */
29 void *params; /* Encoding-specific storage (variable length). */
30};
31
32/* Content encoding writer. */
33struct content_encoding {
34 const char *name; /* Encoding name. */
35 const char *alias; /* Encoding name alias. */
36 CURLcode (*init_writer)(struct Curl_easy *data,
37 struct contenc_writer *writer);
38 CURLcode (*unencode_write)(struct Curl_easy *data,
39 struct contenc_writer *writer,
40 const char *buf, size_t nbytes);
41 void (*close_writer)(struct Curl_easy *data,
42 struct contenc_writer *writer);
43 size_t paramsize;
44};
45
46
47CURLcode Curl_build_unencoding_stack(struct Curl_easy *data,
48 const char *enclist, int maybechunked);
49CURLcode Curl_unencode_write(struct Curl_easy *data,
50 struct contenc_writer *writer,
51 const char *buf, size_t nbytes);
52void Curl_unencode_cleanup(struct Curl_easy *data);
53char *Curl_all_content_encodings(void);
54
55#endif /* HEADER_CURL_CONTENT_ENCODING_H */
56