1 // Copyright 2014 PDFium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 6 7 #ifndef CORE_SRC_FXCRT_FXCRT_POSIX_H_ 8 #define CORE_SRC_FXCRT_FXCRT_POSIX_H_ 9 10 #include "extension.h" 11 12 #if _FXM_PLATFORM_ == _FXM_PLATFORM_LINUX_ || \ 13 _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ || \ 14 _FXM_PLATFORM_ == _FXM_PLATFORM_ANDROID_ 15 class CFXCRT_FileAccess_Posix : public IFXCRT_FileAccess { 16 public: 17 CFXCRT_FileAccess_Posix(); 18 ~CFXCRT_FileAccess_Posix() override; 19 20 // IFXCRT_FileAccess 21 FX_BOOL Open(const CFX_ByteStringC& fileName, FX_DWORD dwMode) override; 22 FX_BOOL Open(const CFX_WideStringC& fileName, FX_DWORD dwMode) override; 23 void Close() override; 24 void Release() override; 25 FX_FILESIZE GetSize() const override; 26 FX_FILESIZE GetPosition() const override; 27 FX_FILESIZE SetPosition(FX_FILESIZE pos) override; 28 size_t Read(void* pBuffer, size_t szBuffer) override; 29 size_t Write(const void* pBuffer, size_t szBuffer) override; 30 size_t ReadPos(void* pBuffer, size_t szBuffer, FX_FILESIZE pos) override; 31 size_t WritePos(const void* pBuffer, 32 size_t szBuffer, 33 FX_FILESIZE pos) override; 34 FX_BOOL Flush() override; 35 FX_BOOL Truncate(FX_FILESIZE szFile) override; 36 37 protected: 38 int32_t m_nFD; 39 }; 40 #endif 41 42 #endif // CORE_SRC_FXCRT_FXCRT_POSIX_H_ 43
