packedvalues.h
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- /* ***** BEGIN LICENSE BLOCK *****
- * Source last modified: $Id: packedvalues.h,v 1.2.32.3 2004/07/09 01:48:00 hubbe Exp $
- *
- * Portions Copyright (c) 1995-2004 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file,
- * are subject to the current version of the RealNetworks Public
- * Source License (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the current version of the RealNetworks Community
- * Source License (the "RCSL") available at
- * http://www.helixcommunity.org/content/rcsl, in which case the RCSL
- * will apply. You may also obtain the license terms directly from
- * RealNetworks. You may not use this file except in compliance with
- * the RPSL or, if you have a valid RCSL with RealNetworks applicable
- * to this file, the RCSL. Please see the applicable RPSL or RCSL for
- * the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * Alternatively, the contents of this file may be used under the
- * terms of the GNU General Public License Version 2 or later (the
- * "GPL") in which case the provisions of the GPL are applicable
- * instead of those above. If you wish to allow use of your version of
- * this file only under the terms of the GPL, and not to allow others
- * to use your version of this file under the terms of either the RPSL
- * or RCSL, indicate your decision by deleting the provisions above
- * and replace them with the notice and other provisions required by
- * the GPL. If you do not delete the provisions above, a recipient may
- * use your version of this file under the terms of any one of the
- * RPSL, the RCSL or the GPL.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the
- * portions it created.
- *
- * This file, and the files included with this file, is distributed
- * and made available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY
- * KIND, EITHER EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS
- * ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES
- * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET
- * ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #ifndef _PACKEDVALUES_H_
- #define _PACKEDVALUES_H_
- #define PROP_TYPE_ULONG32 0
- #define PROP_TYPE_CSTRING 1
- #define PROP_TYPE_BUFFER 2
- struct PackedValuesHeader {
- UINT8 fourCC[4]; //fourCC to identify the buffer
- UINT32 size; //size of the data
- void pack()
- {
- size = ((size&0xff)<<24) + (((size>>8)&0xff)<<16)
- + (((size>>16)&0xff)<<8) + ((size>>24)&0xff);
- }
- void unpack()
- {
- pack();
- }
- };
- /*
- packed buffer format: fourCC:size:num_items:<item1>:<item2>:....
- item format: type(8):name_len(8):name:data_len(16):data
- */
- class PackedValues {
- public:
- static UINT32 size(IHXValues* pValues);
- static HX_RESULT pack(UINT8* buf, UINT32 &len, IHXValues* pValues, UINT8 fourCC[4]);
- HX_RESULT unpack(UINT8* buf, UINT32 len, IHXValues* pValues, IHXCommonClassFactory* pCCF = NULL);
- UINT8 m_fourCC[4];
- private:
- static UINT32 packone(UINT8* buf, UINT8 type, UINT8 name_length, UINT8* name, UINT16 value_length, UINT8* value_data);
- };
- #endif