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// This code contains NVIDIA Confidential Information and is disclosed to you
// under a form of NVIDIA software license agreement provided separately to you.
//
// Notice
// NVIDIA Corporation and its licensors retain all intellectual property and
// proprietary rights in and to this software and related documentation and
// any modifications thereto. Any use, reproduction, disclosure, or
// distribution of this software and related documentation without an express
// license agreement from NVIDIA Corporation is strictly prohibited.
//
// ALL NVIDIA DESIGN SPECIFICATIONS, CODE ARE PROVIDED "AS IS.". NVIDIA MAKES
// NO WARRANTIES, EXPRESSED, IMPLIED, STATUTORY, OR OTHERWISE WITH RESPECT TO
// THE MATERIALS, AND EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES OF NONINFRINGEMENT,
// MERCHANTABILITY, AND FITNESS FOR A PARTICULAR PURPOSE.
//
// Information and code furnished is believed to be accurate and reliable.
// However, NVIDIA Corporation assumes no responsibility for the consequences of use of such
// information or for any infringement of patents or other rights of third parties that may
// result from its use. No license is granted by implication or otherwise under any patent
// or patent rights of NVIDIA Corporation. Details are subject to change without notice.
// This code supersedes and replaces all information previously supplied.
// NVIDIA Corporation products are not authorized for use as critical
// components in life support devices or systems without express written approval of
// NVIDIA Corporation.
//
// Copyright (c) 2008-2018 NVIDIA Corporation. All rights reserved.
// Copyright (c) 2004-2008 AGEIA Technologies, Inc. All rights reserved.
// Copyright (c) 2001-2004 NovodeX AG. All rights reserved.
#ifndef PSFASTXML_PSFASTXML_H
#define PSFASTXML_PSFASTXML_H
#include "foundation/PxSimpleTypes.h" // defines basic data types; modify for your platform as needed.
#include "foundation/PxIO.h"
#include "foundation/PxAssert.h"
#include "PsAllocator.h"
namespace physx
{
namespace shdfnd
{
class FastXml
{
PX_NOCOPY(FastXml)
public:
class AttributePairs
{
int argc;
const char** argv;
public:
AttributePairs() : argc(0), argv(NULL)
{
}
AttributePairs(int c, const char** v) : argc(c), argv(v)
{
}
PX_INLINE int getNbAttr() const
{
return argc / 2;
}
const char* getKey(uint32_t index) const
{
PX_ASSERT((index * 2) < uint32_t(argc));
return argv[index * 2];
}
const char* getValue(uint32_t index) const
{
PX_ASSERT((index * 2 + 1) < uint32_t(argc));
return argv[index * 2 + 1];
}
const char* get(const char* attr) const
{
int32_t count = argc / 2;
for(int32_t i = 0; i < count; ++i)
{
const char* key = argv[i * 2], *value = argv[i * 2 + 1];
if(strcmp(key, attr) == 0)
return value;
}
return NULL;
}
};
/***
* Callbacks to the user with the contents of the XML file properly digested.
*/
class Callback
{
public:
virtual ~Callback()
{
}
virtual bool processComment(const char* comment) = 0; // encountered a comment in the XML
// 'element' is the name of the element that is being closed.
// depth is the recursion depth of this element.
// Return true to continue processing the XML file.
// Return false to stop processing the XML file; leaves the read pointer of the stream right after this close
// tag.
// The bool 'isError' indicates whether processing was stopped due to an error, or intentionally canceled early.
virtual bool processClose(const char* element, uint32_t depth, bool& isError) = 0; // process the 'close'
// indicator for a previously
// encountered element
// return true to continue processing the XML document, false to skip.
virtual bool processElement(const char* elementName, // name of the element
const char* elementData, // element data, null if none
const AttributePairs& attr, // attributes
int32_t lineno) = 0; // line number in the source XML file
// process the XML declaration header
virtual bool processXmlDeclaration(const AttributePairs&, // attributes
const char* /*elementData*/, int32_t /*lineno*/)
{
return true;
}
virtual bool processDoctype(const char* /*rootElement*/, // Root element tag
const char* /*type*/, // SYSTEM or PUBLIC
const char* /*fpi*/, // Formal Public Identifier
const char* /*uri*/) // Path to schema file
{
return true;
}
virtual void* allocate(uint32_t size)
{
return getAllocator().allocate(size, "FastXml", __FILE__, __LINE__);
}
virtual void deallocate(void* ptr)
{
getAllocator().deallocate(ptr);
}
};
virtual bool processXml(PxInputData& buff, bool streamFromMemory = false) = 0;
virtual const char* getError(int32_t& lineno) = 0; // report the reason for a parsing error, and the line number
// where it occurred.
FastXml()
{
}
virtual void release(void) = 0;
protected:
virtual ~FastXml()
{
}
};
FastXml* createFastXml(FastXml::Callback* iface);
} // shdfnd
} // physx
#endif // PSFASTXML_PSFASTXML_H
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