| /* |
| --------------------------------------------------------------------------- |
| Open Asset Import Library (assimp) |
| --------------------------------------------------------------------------- |
| |
| Copyright (c) 2006-2017, assimp team |
| |
| |
| All rights reserved. |
| |
| Redistribution and use of this software 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 the assimp team, nor the names of its |
| contributors may be used to endorse or promote products |
| derived from this software without specific prior |
| written permission of the assimp team. |
| |
| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| "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. |
| --------------------------------------------------------------------------- |
| */ |
| |
| /** @file aiFileIO -> IOSystem wrapper*/ |
| |
| #include "CInterfaceIOWrapper.h" |
| |
| namespace Assimp { |
| |
| CIOStreamWrapper::~CIOStreamWrapper(void) |
| { |
| /* Various places depend on this destructor to close the file */ |
| if (mFile) { |
| mIO->mFileSystem->CloseProc(mIO->mFileSystem, mFile); |
| mFile = nullptr; |
| } |
| } |
| |
| // ................................................................... |
| size_t CIOStreamWrapper::Read(void* pvBuffer, |
| size_t pSize, |
| size_t pCount |
| ){ |
| // need to typecast here as C has no void* |
| return mFile->ReadProc(mFile,(char*)pvBuffer,pSize,pCount); |
| } |
| |
| // ................................................................... |
| size_t CIOStreamWrapper::Write(const void* pvBuffer, |
| size_t pSize, |
| size_t pCount |
| ){ |
| // need to typecast here as C has no void* |
| return mFile->WriteProc(mFile,(const char*)pvBuffer,pSize,pCount); |
| } |
| |
| // ................................................................... |
| aiReturn CIOStreamWrapper::Seek(size_t pOffset, |
| aiOrigin pOrigin |
| ){ |
| return mFile->SeekProc(mFile,pOffset,pOrigin); |
| } |
| |
| // ................................................................... |
| size_t CIOStreamWrapper::Tell(void) const { |
| return mFile->TellProc(mFile); |
| } |
| |
| // ................................................................... |
| size_t CIOStreamWrapper::FileSize() const { |
| return mFile->FileSizeProc(mFile); |
| } |
| |
| // ................................................................... |
| void CIOStreamWrapper::Flush () { |
| return mFile->FlushProc(mFile); |
| } |
| |
| // ------------------------------------------------------------------------------------------------ |
| // Custom IOStream implementation for the C-API |
| bool CIOSystemWrapper::Exists( const char* pFile) const { |
| aiFile* p = mFileSystem->OpenProc(mFileSystem,pFile,"rb"); |
| if (p){ |
| mFileSystem->CloseProc(mFileSystem,p); |
| return true; |
| } |
| return false; |
| } |
| |
| // ................................................................... |
| char CIOSystemWrapper::getOsSeparator() const { |
| #ifndef _WIN32 |
| return '/'; |
| #else |
| return '\\'; |
| #endif |
| } |
| |
| // ................................................................... |
| IOStream* CIOSystemWrapper::Open(const char* pFile,const char* pMode) { |
| aiFile* p = mFileSystem->OpenProc(mFileSystem,pFile,pMode); |
| if (!p) { |
| return NULL; |
| } |
| return new CIOStreamWrapper(p, this); |
| } |
| |
| // ................................................................... |
| void CIOSystemWrapper::Close( IOStream* pFile) { |
| if (!pFile) { |
| return; |
| } |
| delete pFile; |
| } |
| |
| } |