1 #ifndef HEADER_CURL_MULTIIF_H
2 #define HEADER_CURL_MULTIIF_H
3 /***************************************************************************
5 * Project ___| | | | _ \| |
7 * | (__| |_| | _ <| |___
8 * \___|\___/|_| \_\_____|
10 * Copyright (C) 1998 - 2015, Daniel Stenberg, <daniel@haxx.se>, et al.
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.
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.
20 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
21 * KIND, either express or implied.
23 ***************************************************************************/
26 * Prototypes for library-wide functions provided by multi.c
28 void Curl_expire(struct SessionHandle *data, long milli);
29 void Curl_expire_latest(struct SessionHandle *data, long milli);
30 bool Curl_pipeline_wanted(const struct Curl_multi* multi, int bits);
31 void Curl_multi_handlePipeBreak(struct SessionHandle *data);
33 /* Internal version of curl_multi_init() accepts size parameters for the
34 socket and connection hashes */
35 struct Curl_multi *Curl_multi_handle(int hashsize, int chashsize);
37 /* the write bits start at bit 16 for the *getsock() bitmap */
38 #define GETSOCK_WRITEBITSTART 16
40 #define GETSOCK_BLANK 0 /* no bits set */
42 /* set the bit for the given sock number to make the bitmap for writable */
43 #define GETSOCK_WRITESOCK(x) (1 << (GETSOCK_WRITEBITSTART + (x)))
45 /* set the bit for the given sock number to make the bitmap for readable */
46 #define GETSOCK_READSOCK(x) (1 << (x))
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.
54 void Curl_multi_dump(const struct Curl_multi *multi_handle);
57 void Curl_multi_process_pending_handles(struct Curl_multi *multi);
59 /* Return the value of the CURLMOPT_MAX_HOST_CONNECTIONS option */
60 size_t Curl_multi_max_host_connections(struct Curl_multi *multi);
62 /* Return the value of the CURLMOPT_CONTENT_LENGTH_PENALTY_SIZE option */
63 curl_off_t Curl_multi_content_length_penalty_size(struct Curl_multi *multi);
65 /* Return the value of the CURLMOPT_CHUNK_LENGTH_PENALTY_SIZE option */
66 curl_off_t Curl_multi_chunk_length_penalty_size(struct Curl_multi *multi);
68 /* Return the value of the CURLMOPT_PIPELINING_SITE_BL option */
69 struct curl_llist *Curl_multi_pipelining_site_bl(struct Curl_multi *multi);
71 /* Return the value of the CURLMOPT_PIPELINING_SERVER_BL option */
72 struct curl_llist *Curl_multi_pipelining_server_bl(struct Curl_multi *multi);
74 /* Return the value of the CURLMOPT_MAX_TOTAL_CONNECTIONS option */
75 size_t Curl_multi_max_total_connections(struct Curl_multi *multi);
77 void Curl_multi_connchanged(struct Curl_multi *multi);
82 * Used by the connect code to tell the multi_socket code that one of the
83 * sockets we were using is about to be closed. This function will then
84 * remove it from the sockethash for this handle to make the multi_socket API
85 * behave properly, especially for the case when libcurl will create another
86 * socket again and it gets the same file descriptor number.
89 void Curl_multi_closed(struct connectdata *conn, curl_socket_t s);
92 * Add a handle and move it into PERFORM state at once. For pushed streams.
94 CURLMcode Curl_multi_add_perform(struct Curl_multi *multi,
95 struct SessionHandle *data,
96 struct connectdata *conn);
97 #endif /* HEADER_CURL_MULTIIF_H */