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Artifact b242107cd795bb88d85ec2b970ea1fafb3136153:

 *                                  _   _ ____  _
 *  Project                     ___| | | |  _ \| |
 *                             / __| | | | |_) | |
 *                            | (__| |_| |  _ <| |___
 *                             \___|\___/|_| \_\_____|
 * Copyright (C) 1998 - 2019, Daniel Stenberg, <>, et al.
 * This software is licensed as described in the file COPYING, which
 * you should have received as part of this distribution. The terms
 * are also available at
 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
 * copies of the Software, and permit persons to whom the Software is
 * furnished to do so, under the terms of the COPYING file.
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
 * KIND, either express or implied.

 * Prototypes for library-wide functions provided by multi.c

void Curl_updatesocket(struct Curl_easy *data);
void Curl_expire(struct Curl_easy *data, time_t milli, expire_id);
void Curl_expire_clear(struct Curl_easy *data);
void Curl_expire_done(struct Curl_easy *data, expire_id id);
bool Curl_pipeline_wanted(const struct Curl_multi* multi, int bits);
void Curl_detach_connnection(struct Curl_easy *data);
void Curl_attach_connnection(struct Curl_easy *data,
                             struct connectdata *conn);
void Curl_set_in_callback(struct Curl_easy *data, bool value);
bool Curl_is_in_callback(struct Curl_easy *easy);

/* Internal version of curl_multi_init() accepts size parameters for the
   socket and connection hashes */
struct Curl_multi *Curl_multi_handle(int hashsize, int chashsize);

/* the write bits start at bit 16 for the *getsock() bitmap */

#define GETSOCK_BLANK 0 /* no bits set */

/* set the bit for the given sock number to make the bitmap for writable */

/* set the bit for the given sock number to make the bitmap for readable */
#define GETSOCK_READSOCK(x) (1 << (x))

  * Curl_multi_dump is not a stable public function, this is only meant to
  * allow easier tracking of the internal handle's state and what sockets
  * they use. Only for research and development DEBUGBUILD enabled builds.
void Curl_multi_dump(struct Curl_multi *multi);

/* Return the value of the CURLMOPT_MAX_HOST_CONNECTIONS option */
size_t Curl_multi_max_host_connections(struct Curl_multi *multi);

/* Return the value of the CURLMOPT_CONTENT_LENGTH_PENALTY_SIZE option */
curl_off_t Curl_multi_content_length_penalty_size(struct Curl_multi *multi);

/* Return the value of the CURLMOPT_CHUNK_LENGTH_PENALTY_SIZE option */
curl_off_t Curl_multi_chunk_length_penalty_size(struct Curl_multi *multi);

/* Return the value of the CURLMOPT_PIPELINING_SITE_BL option */
struct curl_llist *Curl_multi_pipelining_site_bl(struct Curl_multi *multi);

/* Return the value of the CURLMOPT_PIPELINING_SERVER_BL option */
struct curl_llist *Curl_multi_pipelining_server_bl(struct Curl_multi *multi);

/* Return the value of the CURLMOPT_MAX_TOTAL_CONNECTIONS option */
size_t Curl_multi_max_total_connections(struct Curl_multi *multi);

void Curl_multi_connchanged(struct Curl_multi *multi);

 * Curl_multi_closed()
 * Used by the connect code to tell the multi_socket code that one of the
 * sockets we were using is about to be closed.  This function will then
 * remove it from the sockethash for this handle to make the multi_socket API
 * behave properly, especially for the case when libcurl will create another
 * socket again and it gets the same file descriptor number.

void Curl_multi_closed(struct Curl_easy *data, curl_socket_t s);

 * Add a handle and move it into PERFORM state at once. For pushed streams.
CURLMcode Curl_multi_add_perform(struct Curl_multi *multi,
                                 struct Curl_easy *data,
                                 struct connectdata *conn);

CURLMcode Curl_multi_wait(struct Curl_multi *multi,
                          struct curl_waitfd extra_fds[],
                          unsigned int extra_nfds,
                          int timeout_ms,
                          int *ret,
                          bool *gotsocket); /* if any socket was checked */