1 | #ifndef HEADER_CURL_MULTIIF_H |
2 | #define |
3 | /*************************************************************************** |
4 | * _ _ ____ _ |
5 | * Project ___| | | | _ \| | |
6 | * / __| | | | |_) | | |
7 | * | (__| |_| | _ <| |___ |
8 | * \___|\___/|_| \_\_____| |
9 | * |
10 | * Copyright (C) 1998 - 2019, 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 | * If not specified or 0, default would be 100 |
95 | */ |
96 | size_t Curl_multi_max_concurrent_streams(struct Curl_multi *multi); |
97 | |
98 | #endif /* HEADER_CURL_MULTIIF_H */ |
99 | |