[337] | 1 | #ifndef HEADER_CURL_CONNCACHE_H
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| 2 | #define HEADER_CURL_CONNCACHE_H
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| 3 | /***************************************************************************
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| 4 | * _ _ ____ _
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| 5 | * Project ___| | | | _ \| |
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| 6 | * / __| | | | |_) | |
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| 7 | * | (__| |_| | _ <| |___
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| 8 | * \___|\___/|_| \_\_____|
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| 9 | *
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| 10 | * Copyright (C) 2015 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
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| 11 | * Copyright (C) 2012 - 2014, Linus Nielsen Feltzing, <linus@haxx.se>
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| 12 | *
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| 13 | * This software is licensed as described in the file COPYING, which
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| 14 | * you should have received as part of this distribution. The terms
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| 15 | * are also available at https://curl.haxx.se/docs/copyright.html.
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| 16 | *
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| 17 | * You may opt to use, copy, modify, merge, publish, distribute and/or sell
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| 18 | * copies of the Software, and permit persons to whom the Software is
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| 19 | * furnished to do so, under the terms of the COPYING file.
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| 20 | *
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| 21 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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| 22 | * KIND, either express or implied.
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| 23 | *
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| 24 | ***************************************************************************/
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| 25 |
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| 26 | struct conncache {
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| 27 | struct curl_hash hash;
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| 28 | size_t num_connections;
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| 29 | long next_connection_id;
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| 30 | struct curltime last_cleanup;
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| 31 | /* handle used for closing cached connections */
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| 32 | struct Curl_easy *closure_handle;
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| 33 | };
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| 34 |
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| 35 | #define BUNDLE_NO_MULTIUSE -1
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| 36 | #define BUNDLE_UNKNOWN 0 /* initial value */
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| 37 | #define BUNDLE_PIPELINING 1
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| 38 | #define BUNDLE_MULTIPLEX 2
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| 39 |
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| 40 | struct connectbundle {
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| 41 | int multiuse; /* supports multi-use */
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| 42 | size_t num_connections; /* Number of connections in the bundle */
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| 43 | struct curl_llist conn_list; /* The connectdata members of the bundle */
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| 44 | };
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| 45 |
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| 46 | /* returns 1 on error, 0 is fine */
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| 47 | int Curl_conncache_init(struct conncache *, int size);
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| 48 | void Curl_conncache_destroy(struct conncache *connc);
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| 49 |
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| 50 | /* return the correct bundle, to a host or a proxy */
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| 51 | struct connectbundle *Curl_conncache_find_bundle(struct connectdata *conn,
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| 52 | struct conncache *connc);
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| 53 |
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| 54 | CURLcode Curl_conncache_add_conn(struct conncache *connc,
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| 55 | struct connectdata *conn);
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| 56 |
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| 57 | void Curl_conncache_remove_conn(struct conncache *connc,
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| 58 | struct connectdata *conn);
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| 59 |
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| 60 | void Curl_conncache_foreach(struct Curl_easy *data,
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| 61 | struct conncache *connc,
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| 62 | void *param,
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| 63 | int (*func)(struct connectdata *conn,
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| 64 | void *param));
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| 65 |
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| 66 | struct connectdata *
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| 67 | Curl_conncache_find_first_connection(struct conncache *connc);
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| 68 |
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| 69 | struct connectdata *
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| 70 | Curl_conncache_oldest_idle(struct Curl_easy *data);
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| 71 | void Curl_conncache_close_all_connections(struct conncache *connc);
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| 72 | void Curl_conncache_print(struct conncache *connc);
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| 73 |
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| 74 | #endif /* HEADER_CURL_CONNCACHE_H */
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