nuclear@0: /*
nuclear@0: Open Asset Import Library (assimp)
nuclear@0: ----------------------------------------------------------------------
nuclear@0: 
nuclear@0: Copyright (c) 2006-2012, assimp team
nuclear@0: All rights reserved.
nuclear@0: 
nuclear@0: Redistribution and use of this software in source and binary forms, 
nuclear@0: with or without modification, are permitted provided that the 
nuclear@0: following conditions are met:
nuclear@0: 
nuclear@0: * Redistributions of source code must retain the above
nuclear@0:   copyright notice, this list of conditions and the
nuclear@0:   following disclaimer.
nuclear@0: 
nuclear@0: * Redistributions in binary form must reproduce the above
nuclear@0:   copyright notice, this list of conditions and the
nuclear@0:   following disclaimer in the documentation and/or other
nuclear@0:   materials provided with the distribution.
nuclear@0: 
nuclear@0: * Neither the name of the assimp team, nor the names of its
nuclear@0:   contributors may be used to endorse or promote products
nuclear@0:   derived from this software without specific prior
nuclear@0:   written permission of the assimp team.
nuclear@0: 
nuclear@0: THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
nuclear@0: "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
nuclear@0: LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
nuclear@0: A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 
nuclear@0: OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
nuclear@0: SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 
nuclear@0: LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
nuclear@0: DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 
nuclear@0: THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 
nuclear@0: (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 
nuclear@0: OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
nuclear@0: 
nuclear@0: ----------------------------------------------------------------------
nuclear@0: */
nuclear@0: 
nuclear@0: /** @file Default file I/O using fXXX()-family of functions */
nuclear@0: #ifndef AI_DEFAULTIOSTREAM_H_INC
nuclear@0: #define AI_DEFAULTIOSTREAM_H_INC
nuclear@0: 
nuclear@0: #include <stdio.h>
nuclear@0: #include "assimp/IOStream.hpp"
nuclear@0: 
nuclear@0: namespace Assimp	{
nuclear@0: 
nuclear@0: // ----------------------------------------------------------------------------------
nuclear@0: //!	@class	DefaultIOStream
nuclear@0: //!	@brief	Default IO implementation, use standard IO operations
nuclear@0: //! @note   An instance of this class can exist without a valid file handle
nuclear@0: //!         attached to it. All calls fail, but the instance can nevertheless be
nuclear@0: //!         used with no restrictions.
nuclear@0: class DefaultIOStream : public IOStream
nuclear@0: {
nuclear@0: 	friend class DefaultIOSystem;
nuclear@0: 
nuclear@0: protected:
nuclear@0: 	DefaultIOStream ();
nuclear@0: 	DefaultIOStream (FILE* pFile, const std::string &strFilename);
nuclear@0: 
nuclear@0: public:
nuclear@0: 	/** Destructor public to allow simple deletion to close the file. */
nuclear@0: 	~DefaultIOStream ();
nuclear@0: 
nuclear@0: 	// -------------------------------------------------------------------
nuclear@0: 	// Read from stream
nuclear@0:     size_t Read(void* pvBuffer, 
nuclear@0: 		size_t pSize, 
nuclear@0: 		size_t pCount);
nuclear@0: 
nuclear@0: 
nuclear@0: 	// -------------------------------------------------------------------
nuclear@0: 	// Write to stream
nuclear@0:     size_t Write(const void* pvBuffer, 
nuclear@0: 		size_t pSize,
nuclear@0: 		size_t pCount);
nuclear@0: 
nuclear@0: 	// -------------------------------------------------------------------
nuclear@0: 	// Seek specific position
nuclear@0: 	aiReturn Seek(size_t pOffset,
nuclear@0: 		aiOrigin pOrigin);
nuclear@0: 
nuclear@0: 	// -------------------------------------------------------------------
nuclear@0: 	// Get current seek position
nuclear@0:     size_t Tell() const;
nuclear@0: 
nuclear@0: 	// -------------------------------------------------------------------
nuclear@0: 	// Get size of file
nuclear@0: 	size_t FileSize() const;
nuclear@0: 
nuclear@0: 	// -------------------------------------------------------------------
nuclear@0: 	// Flush file contents
nuclear@0: 	void Flush();
nuclear@0: 
nuclear@0: private:
nuclear@0: 	//!	File datastructure, using clib
nuclear@0: 	FILE* mFile;
nuclear@0: 	//!	Filename
nuclear@0: 	std::string	mFilename;
nuclear@0: 
nuclear@0: 	//! Cached file size
nuclear@0: 	mutable size_t cachedSize;
nuclear@0: };
nuclear@0: 
nuclear@0: 
nuclear@0: // ----------------------------------------------------------------------------------
nuclear@0: inline DefaultIOStream::DefaultIOStream () : 
nuclear@0: 	mFile		(NULL), 
nuclear@0: 	mFilename	(""),
nuclear@0: 	cachedSize	(SIZE_MAX)
nuclear@0: {
nuclear@0: 	// empty
nuclear@0: }
nuclear@0: 
nuclear@0: 
nuclear@0: // ----------------------------------------------------------------------------------
nuclear@0: inline DefaultIOStream::DefaultIOStream (FILE* pFile, 
nuclear@0: 		const std::string &strFilename) :
nuclear@0: 	mFile(pFile), 
nuclear@0: 	mFilename(strFilename),
nuclear@0: 	cachedSize	(SIZE_MAX)
nuclear@0: {
nuclear@0: 	// empty
nuclear@0: }
nuclear@0: // ----------------------------------------------------------------------------------
nuclear@0: 
nuclear@0: } // ns assimp
nuclear@0: 
nuclear@0: #endif //!!AI_DEFAULTIOSTREAM_H_INC
nuclear@0: