/*
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* $Id$
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* Copyright (c) 2010, Matroska (non-profit organisation)
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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 the Matroska assocation 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 the Matroska association ``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 The Matroska Foundation 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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#ifndef LIBEBML2_INTERNAL_H
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#define LIBEBML2_INTERNAL_H
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/*
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* ONLY INCLUDE THIS FILE IF YOU PLAN TO CREATE YOUR OWN EBML-BASED CLASS
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*/
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#include "corec/node/node.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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INTERNAL_C_API size_t GetIdLength(fourcc_t Id);
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struct ebml_context
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{
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fourcc_t Id;
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fourcc_t Class; // TODO: store a pointer to make creation faster
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bool_t HasDefault;
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intptr_t DefaultValue;
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const char *ElementName;
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// TODO: create sub class so we don't have to assign it all the time
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const ebml_semantic *Semantic; // table with last element class set to NULL
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const ebml_semantic *GlobalContext; // table with last element class set to NULL
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void (*PostCreate)(ebml_element *p, const void *Cookie);
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};
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struct ebml_element
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{
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nodetree Base;
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filepos_t DataSize; // size of the data inside the element
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filepos_t ElementPosition;
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filepos_t SizePosition; // TODO: is this needed since we have the ElementPosition and SizeLength ?
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const ebml_context *Context;
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int DefaultSize;
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int8_t SizeLength;
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boolmem_t bValueIsSet;
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boolmem_t bNeedDataSizeUpdate;
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};
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struct ebml_master
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{
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ebml_element Base;
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int CheckSumStatus; // 0: not set, 1: requested/invalid, 2: verified
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};
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struct ebml_string
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{
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ebml_element Base;
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const char *Buffer; // UTF-8 internal storage
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};
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struct ebml_integer
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{
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ebml_element Base;
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int64_t Value;
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};
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struct ebml_float
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{
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ebml_element Base;
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double Value;
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};
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struct ebml_binary
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{
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ebml_element Base;
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array Data;
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};
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struct ebml_dummy
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{
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ebml_binary Base;
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ebml_context DummyContext;
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};
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#ifdef __cplusplus
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}
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#endif
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#endif /* LIBEBML2_INTERNAL_H */
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