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      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 - 2017, Daniel Stenberg, <daniel (at) 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.haxx.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 /* Decoding writer. */
     27 typedef struct contenc_writer_s contenc_writer;
     28 typedef struct content_encoding_s content_encoding;
     29 
     30 struct contenc_writer_s {
     31   const content_encoding *handler;  /* Encoding handler. */
     32   contenc_writer *downstream;  /* Downstream writer. */
     33   void *params;  /* Encoding-specific storage (variable length). */
     34 };
     35 
     36 /* Content encoding writer. */
     37 struct content_encoding_s {
     38   const char *name;        /* Encoding name. */
     39   const char *alias;       /* Encoding name alias. */
     40   CURLcode (*init_writer)(struct connectdata *conn, contenc_writer *writer);
     41   CURLcode (*unencode_write)(struct connectdata *conn, contenc_writer *writer,
     42                              const char *buf, size_t nbytes);
     43   void (*close_writer)(struct connectdata *conn, contenc_writer *writer);
     44   size_t paramsize;
     45 };
     46 
     47 
     48 CURLcode Curl_build_unencoding_stack(struct connectdata *conn,
     49                                      const char *enclist, int maybechunked);
     50 CURLcode Curl_unencode_write(struct connectdata *conn, contenc_writer *writer,
     51                              const char *buf, size_t nbytes);
     52 void Curl_unencode_cleanup(struct connectdata *conn);
     53 char *Curl_all_content_encodings(void);
     54 
     55 #endif /* HEADER_CURL_CONTENT_ENCODING_H */
     56