/*****************************************************************************
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*
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* Copyright (c) 2008-2010, CoreCodec, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of CoreCodec, Inc. nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY CoreCodec, Inc. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL CoreCodec, Inc. BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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#ifndef __NODE_INTERNAL_H
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#define __NODE_INTERNAL_H
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#define DEFAULT_VMT sizeof(node_vmt)
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#define CLASS_FAILED -2
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#define CLASS_NOT_FOUND -1
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#define CLASS_REGISTERED 0
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#define CLASS_INITED 1
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typedef struct nodemetalookup
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{
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dataid Id;
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const nodemeta* Meta;
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} nodemetalookup;
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typedef struct nodemetalookuphead
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{
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size_t Upper;
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//nodemetalookup Lookup[]
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} nodemetalookuphead;
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struct nodeclass
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{
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fourcc_t FourCC; // help figure out memory leak
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const nodemeta* Meta;
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nodemodule* Module;
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const nodeclass* ParentClass;
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nodemetalookuphead* MetaGet;
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nodemetalookuphead* MetaSet;
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nodemetalookuphead* MetaUnSet;
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fourcc_t ParentId;
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uint8_t Flags;
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int8_t State;
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int16_t Priority;
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size_t VMTSize;
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};
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typedef struct nodeclass_with_vmt
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{
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nodeclass Class;
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node_vmt VMT;
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} nodeclass_with_vmt;
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#define NodeClass_Context(Class) ((nodeclass_with_vmt*)Class)->VMT.Context
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#define NodeClass_ClassId(Class) ((nodeclass_with_vmt*)Class)->VMT.ClassId
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nodeclass* NodeContext_CreateClass(nodecontext* p, fourcc_t ClassId, size_t VMTSize, nodemodule* Module);
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void NodeContext_UpdateParents(nodecontext* p);
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extern const nodemeta NodeTree_Class[];
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typedef struct nodenotify nodenotify;
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struct nodenotify
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{
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nodenotify* Next;
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notifyproc Func;
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void* Referer;
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};
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#endif
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