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Annotation of embedaddon/curl/lib/splay.h, revision 1.1

1.1     ! misho       1: #ifndef HEADER_CURL_SPLAY_H
        !             2: #define HEADER_CURL_SPLAY_H
        !             3: /***************************************************************************
        !             4:  *                                  _   _ ____  _
        !             5:  *  Project                     ___| | | |  _ \| |
        !             6:  *                             / __| | | | |_) | |
        !             7:  *                            | (__| |_| |  _ <| |___
        !             8:  *                             \___|\___/|_| \_\_____|
        !             9:  *
        !            10:  * Copyright (C) 1997 - 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: #include "curl_setup.h"
        !            25: #include "timeval.h"
        !            26: 
        !            27: struct Curl_tree {
        !            28:   struct Curl_tree *smaller; /* smaller node */
        !            29:   struct Curl_tree *larger;  /* larger node */
        !            30:   struct Curl_tree *samen;   /* points to the next node with identical key */
        !            31:   struct Curl_tree *samep;   /* points to the prev node with identical key */
        !            32:   struct curltime key;        /* this node's "sort" key */
        !            33:   void *payload;             /* data the splay code doesn't care about */
        !            34: };
        !            35: 
        !            36: struct Curl_tree *Curl_splay(struct curltime i,
        !            37:                              struct Curl_tree *t);
        !            38: 
        !            39: struct Curl_tree *Curl_splayinsert(struct curltime key,
        !            40:                                    struct Curl_tree *t,
        !            41:                                    struct Curl_tree *newnode);
        !            42: 
        !            43: #if 0
        !            44: struct Curl_tree *Curl_splayremove(struct curltime key,
        !            45:                                    struct Curl_tree *t,
        !            46:                                    struct Curl_tree **removed);
        !            47: #endif
        !            48: 
        !            49: struct Curl_tree *Curl_splaygetbest(struct curltime key,
        !            50:                                     struct Curl_tree *t,
        !            51:                                     struct Curl_tree **removed);
        !            52: 
        !            53: int Curl_splayremovebyaddr(struct Curl_tree *t,
        !            54:                            struct Curl_tree *removenode,
        !            55:                            struct Curl_tree **newroot);
        !            56: 
        !            57: #define Curl_splaycomparekeys(i,j) ( ((i.tv_sec)  < (j.tv_sec)) ? -1 : \
        !            58:                                    ( ((i.tv_sec)  > (j.tv_sec)) ?  1 : \
        !            59:                                    ( ((i.tv_usec) < (j.tv_usec)) ? -1 : \
        !            60:                                    ( ((i.tv_usec) > (j.tv_usec)) ?  1 : 0))))
        !            61: 
        !            62: #endif /* HEADER_CURL_SPLAY_H */