1#ifndef HEADER_CURL_MULTIIF_H 2#define HEADER_CURL_MULTIIF_H 3/*************************************************************************** 4 * _ _ ____ _ 5 * Project ___| | | | _ \| | 6 * / __| | | | |_) | | 7 * | (__| |_| | _ <| |___ 8 * \___|\___/|_| \_\_____| 9 * 10 * Copyright (C) 1998 - 2014, 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 http://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 25/* 26 * Prototypes for library-wide functions provided by multi.c 27 */ 28void Curl_expire(struct SessionHandle *data, long milli); 29 30bool Curl_multi_pipeline_enabled(const struct Curl_multi* multi); 31void Curl_multi_handlePipeBreak(struct SessionHandle *data); 32 33/* Internal version of curl_multi_init() accepts size parameters for the 34 socket and connection hashes */ 35struct Curl_multi *Curl_multi_handle(int hashsize, int chashsize); 36 37/* the write bits start at bit 16 for the *getsock() bitmap */ 38#define GETSOCK_WRITEBITSTART 16 39 40#define GETSOCK_BLANK 0 /* no bits set */ 41 42/* set the bit for the given sock number to make the bitmap for writable */ 43#define GETSOCK_WRITESOCK(x) (1 << (GETSOCK_WRITEBITSTART + (x))) 44 45/* set the bit for the given sock number to make the bitmap for readable */ 46#define GETSOCK_READSOCK(x) (1 << (x)) 47 48#ifdef DEBUGBUILD 49 /* 50 * Curl_multi_dump is not a stable public function, this is only meant to 51 * allow easier tracking of the internal handle's state and what sockets 52 * they use. Only for research and development DEBUGBUILD enabled builds. 53 */ 54void Curl_multi_dump(const struct Curl_multi *multi_handle); 55#endif 56 57/* Update the current connection of a One_Easy handle */ 58void Curl_multi_set_easy_connection(struct SessionHandle *handle, 59 struct connectdata *conn); 60 61void Curl_multi_process_pending_handles(struct Curl_multi *multi); 62 63/* Return the value of the CURLMOPT_MAX_HOST_CONNECTIONS option */ 64size_t Curl_multi_max_host_connections(struct Curl_multi *multi); 65 66/* Return the value of the CURLMOPT_MAX_PIPELINE_LENGTH option */ 67size_t Curl_multi_max_pipeline_length(struct Curl_multi *multi); 68 69/* Return the value of the CURLMOPT_CONTENT_LENGTH_PENALTY_SIZE option */ 70curl_off_t Curl_multi_content_length_penalty_size(struct Curl_multi *multi); 71 72/* Return the value of the CURLMOPT_CHUNK_LENGTH_PENALTY_SIZE option */ 73curl_off_t Curl_multi_chunk_length_penalty_size(struct Curl_multi *multi); 74 75/* Return the value of the CURLMOPT_PIPELINING_SITE_BL option */ 76struct curl_llist *Curl_multi_pipelining_site_bl(struct Curl_multi *multi); 77 78/* Return the value of the CURLMOPT_PIPELINING_SERVER_BL option */ 79struct curl_llist *Curl_multi_pipelining_server_bl(struct Curl_multi *multi); 80 81/* Return the value of the CURLMOPT_MAX_TOTAL_CONNECTIONS option */ 82size_t Curl_multi_max_total_connections(struct Curl_multi *multi); 83 84/* 85 * Curl_multi_closed() 86 * 87 * Used by the connect code to tell the multi_socket code that one of the 88 * sockets we were using have just been closed. This function will then 89 * remove it from the sockethash for this handle to make the multi_socket API 90 * behave properly, especially for the case when libcurl will create another 91 * socket again and it gets the same file descriptor number. 92 */ 93 94void Curl_multi_closed(struct connectdata *conn, curl_socket_t s); 95 96#endif /* HEADER_CURL_MULTIIF_H */ 97