diff options
Diffstat (limited to 'libcurl/src/lib/splay.h')
| -rw-r--r-- | libcurl/src/lib/splay.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/libcurl/src/lib/splay.h b/libcurl/src/lib/splay.h new file mode 100644 index 0000000..7ca5ffa --- /dev/null +++ b/libcurl/src/lib/splay.h @@ -0,0 +1,66 @@ +#ifndef HEADER_CURL_SPLAY_H
+#define HEADER_CURL_SPLAY_H
+/***************************************************************************
+ * _ _ ____ _
+ * Project ___| | | | _ \| |
+ * / __| | | | |_) | |
+ * | (__| |_| | _ <| |___
+ * \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1997 - 2011, 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 http://curl.haxx.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.
+ *
+ ***************************************************************************/
+#include "curl_setup.h"
+
+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 */
+ struct timeval key; /* this node's "sort" key */
+ void *payload; /* data the splay code doesn't care about */
+};
+
+CURL_STATIC struct Curl_tree *Curl_splay(struct timeval i,
+ struct Curl_tree *t);
+
+CURL_STATIC struct Curl_tree *Curl_splayinsert(struct timeval key,
+ struct Curl_tree *t,
+ struct Curl_tree *newnode);
+
+#if 0
+CURL_STATIC struct Curl_tree *Curl_splayremove(struct timeval key,
+ struct Curl_tree *t,
+ struct Curl_tree **removed);
+#endif
+
+CURL_STATIC struct Curl_tree *Curl_splaygetbest(struct timeval key,
+ struct Curl_tree *t,
+ struct Curl_tree **removed);
+
+CURL_STATIC 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 DEBUGBUILD
+CURL_STATIC void Curl_splayprint(struct Curl_tree * t, int d, char output);
+#else
+#define Curl_splayprint(x,y,z) Curl_nop_stmt
+#endif
+
+#endif /* HEADER_CURL_SPLAY_H */
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