Utilities/cmcurl/lib/content_encoding.h

   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
  26 struct 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. */
  33 struct 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
  47 CURLcode Curl_build_unencoding_stack(struct Curl_easy *data,
  48                                      const char *enclist, int maybechunked);
  49 CURLcode Curl_unencode_write(struct Curl_easy *data,
  50                              struct contenc_writer *writer,
  51                              const char *buf, size_t nbytes);
  52 void Curl_unencode_cleanup(struct Curl_easy *data);
  53 char *Curl_all_content_encodings(void);
  54
  55 #endif /* HEADER_CURL_CONTENT_ENCODING_H */