diff options
author | Yang Tse <yangsita@gmail.com> | 2008-05-07 15:41:41 +0000 |
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committer | Yang Tse <yangsita@gmail.com> | 2008-05-07 15:41:41 +0000 |
commit | eb68aa38e3a79ee76967261aeb8c4364223f87d9 (patch) | |
tree | ba72918f0b3d5195e0a26b59de053eed5ef7db08 /lib/splay.h | |
parent | 082237e2b5c3b530c1597036eb6e337a1a815da7 (diff) | |
download | curl-eb68aa38e3a79ee76967261aeb8c4364223f87d9.tar.gz |
Christopher Palow provided the patch (edited by me) that introduces
the use of microsecond resolution keys for internal splay trees.
http://curl.haxx.se/mail/lib-2008-04/0513.html
Diffstat (limited to 'lib/splay.h')
-rw-r--r-- | lib/splay.h | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/lib/splay.h b/lib/splay.h index 6e9191a63..4e6a8c16d 100644 --- a/lib/splay.h +++ b/lib/splay.h @@ -7,7 +7,7 @@ * | (__| |_| | _ <| |___ * \___|\___/|_| \_\_____| * - * Copyright (C) 1997 - 2006, Daniel Stenberg, <daniel@haxx.se>, et al. + * Copyright (C) 1997 - 2008, 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 @@ -27,24 +27,36 @@ struct Curl_tree { struct Curl_tree *smaller; /* smaller node */ struct Curl_tree *larger; /* larger node */ struct Curl_tree *same; /* points to a node with identical key */ - int key; /* the "sort" key */ + struct timeval key; /* this node's "sort" key */ void *payload; /* data the splay code doesn't care about */ }; -struct Curl_tree *Curl_splay(int i, struct Curl_tree *t); -struct Curl_tree *Curl_splayinsert(int key, struct Curl_tree *t, +struct Curl_tree *Curl_splay(struct timeval i, + struct Curl_tree *t); + +struct Curl_tree *Curl_splayinsert(struct timeval key, + struct Curl_tree *t, struct Curl_tree *newnode); + #if 0 -struct Curl_tree *Curl_splayremove(int key, struct Curl_tree *t, +struct Curl_tree *Curl_splayremove(struct timeval key, + struct Curl_tree *t, struct Curl_tree **removed); #endif -struct Curl_tree *Curl_splaygetbest(int key, struct Curl_tree *t, +struct Curl_tree *Curl_splaygetbest(struct timeval key, + struct Curl_tree *t, struct Curl_tree **removed); + int Curl_splayremovebyaddr(struct Curl_tree *t, struct Curl_tree *removenode, struct Curl_tree **newroot); +#define Curl_splaycomparekeys(i,j) ( ((i.tv_sec) < (j.tv_sec)) ? -1 : \ + ( ((i.tv_sec) > (j.tv_sec)) ? 1 : \ + ( ((i.tv_usec) < (j.tv_usec)) ? -1 : \ + ( ((i.tv_usec) > (j.tv_usec)) ? 1 : 0 )))) + #ifdef CURLDEBUG void Curl_splayprint(struct Curl_tree * t, int d, char output); #else |