| | 1 | /* |
| | 2 | * Copyright (C) 2006 Apple Computer, Inc. All rights reserved. |
| | 3 | * |
| | 4 | * Redistribution and use in source and binary forms, with or without |
| | 5 | * modification, are permitted provided that the following conditions |
| | 6 | * are met: |
| | 7 | * 1. Redistributions of source code must retain the above copyright |
| | 8 | * notice, this list of conditions and the following disclaimer. |
| | 9 | * 2. Redistributions in binary form must reproduce the above copyright |
| | 10 | * notice, this list of conditions and the following disclaimer in the |
| | 11 | * documentation and/or other materials provided with the distribution. |
| | 12 | * |
| | 13 | * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| | 14 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| | 15 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| | 16 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| | 17 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| | 18 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| | 19 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| | 20 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| | 21 | * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| | 22 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| | 23 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| | 24 | */ |
| | 25 | |
| | 26 | #ifndef Node_h |
| | 27 | #define Node_h |
| | 28 | |
| | 29 | typedef struct __Node Node; |
| | 30 | typedef struct __NodeLink NodeLink; |
| | 31 | |
| | 32 | struct __NodeLink { |
| | 33 | Node* node; |
| | 34 | NodeLink* prev; |
| | 35 | }; |
| | 36 | |
| | 37 | struct __Node { |
| | 38 | unsigned refCount; |
| | 39 | const char* nodeType; |
| | 40 | NodeLink* childNodesTail; |
| | 41 | }; |
| | 42 | |
| | 43 | extern Node* Node_new(void); |
| | 44 | extern void Node_ref(Node* node); |
| | 45 | extern void Node_deref(Node* node); |
| | 46 | extern void Node_appendChild(Node* node, Node* child); |
| | 47 | extern void Node_removeChild(Node* node, Node* child); |
| | 48 | extern void Node_replaceChild(Node* node, Node* newChild, Node* oldChild); |
| | 49 | |
| | 50 | #endif /* Node_h */ |
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