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- //
- // Redistribution and use in source and binary forms, with or without
- // modification, are permitted provided that the following conditions
- // are met:
- // * Redistributions of source code must retain the above copyright
- // notice, this list of conditions and the following disclaimer.
- // * Redistributions in binary form must reproduce the above copyright
- // notice, this list of conditions and the following disclaimer in the
- // documentation and/or other materials provided with the distribution.
- // * Neither the name of NVIDIA CORPORATION nor the names of its
- // contributors may be used to endorse or promote products derived
- // from this software without specific prior written permission.
- //
- // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
- // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- // PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- // CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- // EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- // PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
- // OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- //
- // Copyright (c) 2008-2021 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