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 - 2023, 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 unsigned int order; /* Ordering within writer stack. */ 30 void *params; /* Encoding-specific storage (variable length). */ 31 }; 32 33 /* Content encoding writer. */ 34 struct content_encoding { 35 const char *name; /* Encoding name. */ 36 const char *alias; /* Encoding name alias. */ 37 CURLcode (*init_writer)(struct Curl_easy *data, 38 struct contenc_writer *writer); 39 CURLcode (*unencode_write)(struct Curl_easy *data, 40 struct contenc_writer *writer, 41 const char *buf, size_t nbytes); 42 void (*close_writer)(struct Curl_easy *data, 43 struct contenc_writer *writer); 44 size_t paramsize; 45 }; 46 47 48 CURLcode Curl_build_unencoding_stack(struct Curl_easy *data, 49 const char *enclist, int is_transfer); 50 CURLcode Curl_unencode_write(struct Curl_easy *data, 51 struct contenc_writer *writer, 52 const char *buf, size_t nbytes); 53 void Curl_unencode_cleanup(struct Curl_easy *data); 54 char *Curl_all_content_encodings(void); 55 56 #endif /* HEADER_CURL_CONTENT_ENCODING_H */ 57