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Annotation of embedaddon/curl/lib/multiif.h, revision 1.1.1.1

1.1       misho       1: #ifndef HEADER_CURL_MULTIIF_H
                      2: #define HEADER_CURL_MULTIIF_H
                      3: /***************************************************************************
                      4:  *                                  _   _ ____  _
                      5:  *  Project                     ___| | | |  _ \| |
                      6:  *                             / __| | | | |_) | |
                      7:  *                            | (__| |_| |  _ <| |___
                      8:  *                             \___|\___/|_| \_\_____|
                      9:  *
                     10:  * Copyright (C) 1998 - 2020, 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.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:  */
                     28: 
                     29: void Curl_updatesocket(struct Curl_easy *data);
                     30: void Curl_expire(struct Curl_easy *data, timediff_t milli, expire_id);
                     31: void Curl_expire_clear(struct Curl_easy *data);
                     32: void Curl_expire_done(struct Curl_easy *data, expire_id id);
                     33: void Curl_update_timer(struct Curl_multi *multi);
                     34: void Curl_attach_connnection(struct Curl_easy *data,
                     35:                              struct connectdata *conn);
                     36: bool Curl_multiplex_wanted(const struct Curl_multi *multi);
                     37: void Curl_set_in_callback(struct Curl_easy *data, bool value);
                     38: bool Curl_is_in_callback(struct Curl_easy *easy);
                     39: 
                     40: /* Internal version of curl_multi_init() accepts size parameters for the
                     41:    socket and connection hashes */
                     42: struct Curl_multi *Curl_multi_handle(int hashsize, int chashsize);
                     43: 
                     44: /* the write bits start at bit 16 for the *getsock() bitmap */
                     45: #define GETSOCK_WRITEBITSTART 16
                     46: 
                     47: #define GETSOCK_BLANK 0 /* no bits set */
                     48: 
                     49: /* set the bit for the given sock number to make the bitmap for writable */
                     50: #define GETSOCK_WRITESOCK(x) (1 << (GETSOCK_WRITEBITSTART + (x)))
                     51: 
                     52: /* set the bit for the given sock number to make the bitmap for readable */
                     53: #define GETSOCK_READSOCK(x) (1 << (x))
                     54: 
                     55: #ifdef DEBUGBUILD
                     56:  /*
                     57:   * Curl_multi_dump is not a stable public function, this is only meant to
                     58:   * allow easier tracking of the internal handle's state and what sockets
                     59:   * they use. Only for research and development DEBUGBUILD enabled builds.
                     60:   */
                     61: void Curl_multi_dump(struct Curl_multi *multi);
                     62: #endif
                     63: 
                     64: /* Return the value of the CURLMOPT_MAX_HOST_CONNECTIONS option */
                     65: size_t Curl_multi_max_host_connections(struct Curl_multi *multi);
                     66: 
                     67: /* Return the value of the CURLMOPT_MAX_TOTAL_CONNECTIONS option */
                     68: size_t Curl_multi_max_total_connections(struct Curl_multi *multi);
                     69: 
                     70: void Curl_multiuse_state(struct connectdata *conn,
                     71:                          int bundlestate); /* use BUNDLE_* defines */
                     72: 
                     73: /*
                     74:  * Curl_multi_closed()
                     75:  *
                     76:  * Used by the connect code to tell the multi_socket code that one of the
                     77:  * sockets we were using is about to be closed.  This function will then
                     78:  * remove it from the sockethash for this handle to make the multi_socket API
                     79:  * behave properly, especially for the case when libcurl will create another
                     80:  * socket again and it gets the same file descriptor number.
                     81:  */
                     82: 
                     83: void Curl_multi_closed(struct Curl_easy *data, curl_socket_t s);
                     84: 
                     85: /*
                     86:  * Add a handle and move it into PERFORM state at once. For pushed streams.
                     87:  */
                     88: CURLMcode Curl_multi_add_perform(struct Curl_multi *multi,
                     89:                                  struct Curl_easy *data,
                     90:                                  struct connectdata *conn);
                     91: 
                     92: 
                     93: /* Return the value of the CURLMOPT_MAX_CONCURRENT_STREAMS option */
                     94: unsigned int Curl_multi_max_concurrent_streams(struct Curl_multi *multi);
                     95: 
                     96: #endif /* HEADER_CURL_MULTIIF_H */