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author | Steve Block <steveblock@google.com> | 2011-05-06 11:45:16 +0100 |
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committer | Steve Block <steveblock@google.com> | 2011-05-12 13:44:10 +0100 |
commit | cad810f21b803229eb11403f9209855525a25d57 (patch) | |
tree | 29a6fd0279be608e0fe9ffe9841f722f0f4e4269 /Source/JavaScriptCore/API/tests/Node.c | |
parent | 121b0cf4517156d0ac5111caf9830c51b69bae8f (diff) | |
download | external_webkit-cad810f21b803229eb11403f9209855525a25d57.zip external_webkit-cad810f21b803229eb11403f9209855525a25d57.tar.gz external_webkit-cad810f21b803229eb11403f9209855525a25d57.tar.bz2 |
Merge WebKit at r75315: Initial merge by git.
Change-Id: I570314b346ce101c935ed22a626b48c2af266b84
Diffstat (limited to 'Source/JavaScriptCore/API/tests/Node.c')
-rw-r--r-- | Source/JavaScriptCore/API/tests/Node.c | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/Source/JavaScriptCore/API/tests/Node.c b/Source/JavaScriptCore/API/tests/Node.c new file mode 100644 index 0000000..913da0a --- /dev/null +++ b/Source/JavaScriptCore/API/tests/Node.c @@ -0,0 +1,85 @@ +/* + * Copyright (C) 2006 Apple Computer, Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY + * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "Node.h" +#include <stddef.h> +#include <stdlib.h> + +Node* Node_new(void) +{ + Node* node = (Node*)malloc(sizeof(Node)); + node->refCount = 0; + node->nodeType = "Node"; + node->childNodesTail = NULL; + + return node; +} + +void Node_appendChild(Node* node, Node* child) +{ + Node_ref(child); + NodeLink* nodeLink = (NodeLink*)malloc(sizeof(NodeLink)); + nodeLink->node = child; + nodeLink->prev = node->childNodesTail; + node->childNodesTail = nodeLink; +} + +void Node_removeChild(Node* node, Node* child) +{ + /* Linear search from tail -- good enough for our purposes here */ + NodeLink* current; + NodeLink** currentHandle; + for (currentHandle = &node->childNodesTail, current = *currentHandle; current; currentHandle = ¤t->prev, current = *currentHandle) { + if (current->node == child) { + Node_deref(current->node); + *currentHandle = current->prev; + free(current); + break; + } + } +} + +void Node_replaceChild(Node* node, Node* newChild, Node* oldChild) +{ + /* Linear search from tail -- good enough for our purposes here */ + NodeLink* current; + for (current = node->childNodesTail; current; current = current->prev) { + if (current->node == oldChild) { + Node_deref(current->node); + current->node = newChild; + } + } +} + +void Node_ref(Node* node) +{ + ++node->refCount; +} + +void Node_deref(Node* node) +{ + if (--node->refCount == 0) + free(node); +} |