s2-mod/deps/curl/lib/multi_ev.h
2025-04-28 23:30:04 -04:00

83 lines
3.3 KiB
C

#ifndef HEADER_CURL_MULTI_EV_H
#define HEADER_CURL_MULTI_EV_H
/***************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* Copyright (C) Daniel Stenberg, <daniel@haxx.se>, 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 https://curl.se/docs/copyright.html.
*
* 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.
*
* SPDX-License-Identifier: curl
*
***************************************************************************/
#include "hash.h"
#include "hash_offt.h"
struct Curl_easy;
struct Curl_multi;
struct easy_pollset;
struct curl_multi_ev {
struct Curl_hash sh_entries;
struct Curl_hash_offt xfer_pollsets;
struct Curl_hash_offt conn_pollsets;
};
/* Setup/teardown of multi event book-keeping. */
void Curl_multi_ev_init(struct Curl_multi *multi, size_t hashsize);
void Curl_multi_ev_cleanup(struct Curl_multi *multi);
/* Assign a 'user_data' to be passed to the socket callback when
* invoked with the given socket. This will fail if this socket
* is not active, e.g. the application has not been told to monitor it. */
CURLMcode Curl_multi_ev_assign(struct Curl_multi *multi, curl_socket_t s,
void *user_data);
/* Assess the transfer by getting its current pollset, compute
* any changes to the last one and inform the application's socket
* callback if things have changed. */
CURLMcode Curl_multi_ev_assess_xfer(struct Curl_multi *multi,
struct Curl_easy *data);
/* Assess all easy handles on the list */
CURLMcode Curl_multi_ev_assess_xfer_list(struct Curl_multi *multi,
struct Curl_llist *list);
/* Assess the connection by getting its current pollset */
CURLMcode Curl_multi_ev_assess_conn(struct Curl_multi *multi,
struct Curl_easy *data,
struct connectdata *conn);
/* Expire all transfers tied to the given socket */
void Curl_multi_ev_expire_xfers(struct Curl_multi *multi,
curl_socket_t s,
const struct curltime *nowp,
bool *run_cpool);
/* Socket will be closed, forget anything we know about it. */
void Curl_multi_ev_socket_done(struct Curl_multi *multi,
struct Curl_easy *data, curl_socket_t s);
/* Transfer is removed from the multi */
void Curl_multi_ev_xfer_done(struct Curl_multi *multi,
struct Curl_easy *data);
/* Connection is being destroyed */
void Curl_multi_ev_conn_done(struct Curl_multi *multi,
struct Curl_easy *data,
struct connectdata *conn);
#endif /* HEADER_CURL_MULTI_EV_H */