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_FXCRT_CFX_FILEACCESS_WINDOWS_H_ 8 #define CORE_FXCRT_CFX_FILEACCESS_WINDOWS_H_ 9 10 #include "build/build_config.h" 11 #include "core/fxcrt/fileaccess_iface.h" 12 #include "core/fxcrt/fx_system.h" 13 14 #if !defined(OS_WIN) 15 #error "Included on the wrong platform" 16 #endif 17 18 class CFX_FileAccess_Windows final : public FileAccessIface { 19 public: 20 CFX_FileAccess_Windows(); 21 ~CFX_FileAccess_Windows() override; 22 23 // FileAccessIface 24 bool Open(ByteStringView fileName, uint32_t dwMode) override; 25 bool Open(WideStringView fileName, uint32_t dwMode) override; 26 void Close() override; 27 FX_FILESIZE GetSize() const override; 28 FX_FILESIZE GetPosition() const override; 29 FX_FILESIZE SetPosition(FX_FILESIZE pos) override; 30 size_t Read(void* pBuffer, size_t szBuffer) override; 31 size_t Write(const void* pBuffer, size_t szBuffer) override; 32 size_t ReadPos(void* pBuffer, size_t szBuffer, FX_FILESIZE pos) override; 33 size_t WritePos(const void* pBuffer, 34 size_t szBuffer, 35 FX_FILESIZE pos) override; 36 bool Flush() override; 37 bool Truncate(FX_FILESIZE szFile) override; 38 39 private: 40 void* m_hFile; 41 }; 42 43 #endif // CORE_FXCRT_CFX_FILEACCESS_WINDOWS_H_ 44