From 5110c4743751145c4ae1934cd1d83bc6c55bb43f Mon Sep 17 00:00:00 2001 From: John Abd-El-Malek Date: Sat, 17 May 2014 22:33:34 -0700 Subject: Initial commit. --- core/src/fxcrt/fxcrt_platforms.cpp | 203 +++++++++++++++++++++++++++++++++++++ 1 file changed, 203 insertions(+) create mode 100644 core/src/fxcrt/fxcrt_platforms.cpp (limited to 'core/src/fxcrt/fxcrt_platforms.cpp') diff --git a/core/src/fxcrt/fxcrt_platforms.cpp b/core/src/fxcrt/fxcrt_platforms.cpp new file mode 100644 index 0000000000..1479b7bcf0 --- /dev/null +++ b/core/src/fxcrt/fxcrt_platforms.cpp @@ -0,0 +1,203 @@ +// Copyright 2014 PDFium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com + +#include "../../include/fxcrt/fx_ext.h" +#include "fxcrt_platforms.h" +#if (_FXM_PLATFORM_ != _FXM_PLATFORM_WINDOWS_ && _FXM_PLATFORM_ != _FXM_PLATFORM_LINUX_ && _FXM_PLATFORM_ != _FXM_PLATFORM_APPLE_ && _FXM_PLATFORM_ != _FXM_PLATFORM_ANDROID_) +IFXCRT_FileAccess* FXCRT_FileAccess_Create(IFX_Allocator* pAllocator) +{ + if (pAllocator) { + return FX_NewAtAllocator(pAllocator) CFXCRT_FileAccess_CRT; + } else { + return FX_NEW CFXCRT_FileAccess_CRT; + } +} +void FXCRT_GetFileModeString(FX_DWORD dwModes, CFX_ByteString &bsMode) +{ + if (dwModes & FX_FILEMODE_ReadOnly) { + bsMode = FX_BSTRC("rb"); + } else if (dwModes & FX_FILEMODE_Truncate) { + bsMode = FX_BSTRC("w+b"); + } else { + bsMode = FX_BSTRC("a+b"); + } +} +void FXCRT_GetFileModeString(FX_DWORD dwModes, CFX_WideString &wsMode) +{ + if (dwModes & FX_FILEMODE_ReadOnly) { + wsMode = FX_WSTRC(L"rb"); + } else if (dwModes & FX_FILEMODE_Truncate) { + wsMode = FX_WSTRC(L"w+b"); + } else { + wsMode = FX_WSTRC(L"a+b"); + } +} +CFXCRT_FileAccess_CRT::CFXCRT_FileAccess_CRT() + : m_hFile(NULL) +{ +} +CFXCRT_FileAccess_CRT::~CFXCRT_FileAccess_CRT() +{ + Close(); +} +FX_BOOL CFXCRT_FileAccess_CRT::Open(FX_BSTR fileName, FX_DWORD dwMode) +{ + if (m_hFile) { + return FALSE; + } + CFX_ByteString strMode; + FXCRT_GetFileModeString(dwMode, strMode); + m_hFile = FXSYS_fopen(fileName.GetCStr(), (FX_LPCSTR)strMode); + return m_hFile != NULL; +} +FX_BOOL CFXCRT_FileAccess_CRT::Open(FX_WSTR fileName, FX_DWORD dwMode) +{ + if (m_hFile) { + return FALSE; + } + CFX_WideString strMode; + FXCRT_GetFileModeString(dwMode, strMode); + m_hFile = FXSYS_wfopen(fileName.GetPtr(), (FX_LPCWSTR)strMode); + return m_hFile != NULL; +} +void CFXCRT_FileAccess_CRT::Close() +{ + if (!m_hFile) { + return; + } + FXSYS_fclose(m_hFile); + m_hFile = NULL; +} +void CFXCRT_FileAccess_CRT::Release(IFX_Allocator* pAllocator) +{ + if (pAllocator) { + FX_DeleteAtAllocator(this, pAllocator, CFXCRT_FileAccess_CRT); + } else { + delete this; + } +} +FX_FILESIZE CFXCRT_FileAccess_CRT::GetSize() const +{ + if (!m_hFile) { + return 0; + } + FX_FILESIZE pos = (FX_FILESIZE)FXSYS_ftell(m_hFile); + FXSYS_fseek(m_hFile, 0, FXSYS_SEEK_END); + FX_FILESIZE size = (FX_FILESIZE)FXSYS_ftell(m_hFile); + FXSYS_fseek(m_hFile, pos, FXSYS_SEEK_SET); + return size; +} +FX_FILESIZE CFXCRT_FileAccess_CRT::GetPosition() const +{ + if (!m_hFile) { + return (FX_FILESIZE) - 1; + } + return (FX_FILESIZE)FXSYS_ftell(m_hFile); +} +FX_FILESIZE CFXCRT_FileAccess_CRT::SetPosition(FX_FILESIZE pos) +{ + if (!m_hFile) { + return (FX_FILESIZE) - 1; + } + FXSYS_fseek(m_hFile, pos, FXSYS_SEEK_SET); + return (FX_FILESIZE)FXSYS_ftell(m_hFile); +} +size_t CFXCRT_FileAccess_CRT::Read(void* pBuffer, size_t szBuffer) +{ + if (!m_hFile) { + return 0; + } + return FXSYS_fread(pBuffer, 1, szBuffer, m_hFile); +} +size_t CFXCRT_FileAccess_CRT::Write(const void* pBuffer, size_t szBuffer) +{ + if (!m_hFile) { + return 0; + } + return FXSYS_fwrite(pBuffer, 1, szBuffer, m_hFile); +} +size_t CFXCRT_FileAccess_CRT::ReadPos(void* pBuffer, size_t szBuffer, FX_FILESIZE pos) +{ + if (!m_hFile) { + return (FX_FILESIZE) - 1; + } + FXSYS_fseek(m_hFile, pos, FXSYS_SEEK_SET); + return FXSYS_fread(pBuffer, 1, szBuffer, m_hFile); +} +size_t CFXCRT_FileAccess_CRT::WritePos(const void* pBuffer, size_t szBuffer, FX_FILESIZE pos) +{ + if (!m_hFile) { + return (FX_FILESIZE) - 1; + } + FXSYS_fseek(m_hFile, pos, FXSYS_SEEK_SET); + return FXSYS_fwrite(pBuffer, 1, szBuffer, m_hFile); +} +FX_BOOL CFXCRT_FileAccess_CRT::Flush() +{ + if (!m_hFile) { + return FALSE; + } + return !FXSYS_fflush(m_hFile); +} +FX_BOOL CFXCRT_FileAccess_CRT::Truncate(FX_FILESIZE szFile) +{ + return FALSE; +} +FX_BOOL FX_File_Exist(FX_BSTR fileName) +{ + return access(fileName.GetCStr(), F_OK) > -1; +} +FX_BOOL FX_File_Exist(FX_WSTR fileName) +{ + return FX_File_Exist(FX_UTF8Encode(fileName)); +} +FX_BOOL FX_File_Delete(FX_BSTR fileName) +{ + return remove(fileName.GetCStr()) > -1; +} +FX_BOOL FX_File_Delete(FX_WSTR fileName) +{ + return FX_File_Delete(FX_UTF8Encode(fileName)); +} +FX_BOOL FX_File_Copy(FX_BSTR fileNameSrc, FX_BSTR fileNameDst) +{ + CFXCRT_FileAccess_CRT src, dst; + if (!src.Open(fileNameSrc, FX_FILEMODE_ReadOnly)) { + return FALSE; + } + FX_FILESIZE size = src.GetSize(); + if (!size) { + return FALSE; + } + if (!dst.Open(fileNameDst, FX_FILEMODE_Truncate)) { + return FALSE; + } + FX_FILESIZE num = 0; + FX_LPBYTE pBuffer = FX_Alloc(FX_BYTE, 32768); + if (!pBuffer) { + return FALSE; + } + while (num = src.Read(pBuffer, 32768)) { + if (dst.Write(pBuffer, num) != num) { + break; + } + } + FX_Free(pBuffer); + return TRUE; +} +FX_BOOL FX_File_Copy(FX_WSTR fileNameSrc, FX_WSTR fileNameDst) +{ + return FX_File_Copy(FX_UTF8Encode(fileNameSrc), FX_UTF8Encode(fileNameDst)); +} +FX_BOOL FX_File_Move(FX_BSTR fileNameSrc, FX_BSTR fileNameDst) +{ + return rename(fileNameSrc.GetCStr(), fileNameDst.GetCStr()); +} +FX_BOOL FX_File_Move(FX_WSTR fileNameSrc, FX_WSTR fileNameDst) +{ + return FX_File_Move(FX_UTF8Encode(fileNameSrc), FX_UTF8Encode(fileNameDst)); +} +#endif -- cgit v1.2.3