diff options
Diffstat (limited to 'core/src/fxcrt/fxcrt_windows.cpp')
| -rw-r--r-- | core/src/fxcrt/fxcrt_windows.cpp | 222 |
1 files changed, 222 insertions, 0 deletions
diff --git a/core/src/fxcrt/fxcrt_windows.cpp b/core/src/fxcrt/fxcrt_windows.cpp new file mode 100644 index 0000000000..e03bfda354 --- /dev/null +++ b/core/src/fxcrt/fxcrt_windows.cpp @@ -0,0 +1,222 @@ +// 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_windows.h"
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
+FX_BOOL FX_File_Exist(FX_BSTR fileName)
+{
+ FX_DWORD dwAttri = ::GetFileAttributesA(fileName.GetCStr());
+ if (dwAttri == -1) {
+ return FALSE;
+ }
+ return (dwAttri & FILE_ATTRIBUTE_DIRECTORY) == 0;
+}
+FX_BOOL FX_File_Exist(FX_WSTR fileName)
+{
+ FX_DWORD dwAttri = ::GetFileAttributesW((LPCWSTR)fileName.GetPtr());
+ if (dwAttri == -1) {
+ return FALSE;
+ }
+ return (dwAttri & FILE_ATTRIBUTE_DIRECTORY) == 0;
+}
+IFXCRT_FileAccess* FXCRT_FileAccess_Create(IFX_Allocator* pAllocator)
+{
+ if (pAllocator) {
+ return FX_NewAtAllocator(pAllocator) CFXCRT_FileAccess_Win64;
+ } else {
+ return FX_NEW CFXCRT_FileAccess_Win64;
+ }
+}
+void FXCRT_Windows_GetFileMode(FX_DWORD dwMode, FX_DWORD &dwAccess, FX_DWORD &dwShare, FX_DWORD &dwCreation)
+{
+ dwAccess = GENERIC_READ;
+ dwShare = FILE_SHARE_READ | FILE_SHARE_WRITE;
+ if (!(dwMode & FX_FILEMODE_ReadOnly)) {
+ dwAccess |= GENERIC_WRITE;
+ dwCreation = (dwMode & FX_FILEMODE_Truncate) ? CREATE_ALWAYS : OPEN_ALWAYS;
+ } else {
+ dwCreation = OPEN_EXISTING;
+ }
+}
+#ifdef __cplusplus
+extern "C" {
+#endif
+WINBASEAPI BOOL WINAPI GetFileSizeEx(HANDLE hFile, PLARGE_INTEGER lpFileSize);
+WINBASEAPI BOOL WINAPI SetFilePointerEx(HANDLE hFile, LARGE_INTEGER liDistanceToMove, PLARGE_INTEGER lpNewFilePointer, DWORD dwMoveMethod);
+#ifdef __cplusplus
+}
+#endif
+CFXCRT_FileAccess_Win64::CFXCRT_FileAccess_Win64()
+ : m_hFile(NULL)
+{
+}
+CFXCRT_FileAccess_Win64::~CFXCRT_FileAccess_Win64()
+{
+ Close();
+}
+FX_BOOL CFXCRT_FileAccess_Win64::Open(FX_BSTR fileName, FX_DWORD dwMode)
+{
+ if (m_hFile) {
+ return FALSE;
+ }
+ FX_DWORD dwAccess, dwShare, dwCreation;
+ FXCRT_Windows_GetFileMode(dwMode, dwAccess, dwShare, dwCreation);
+ m_hFile = ::CreateFileA(fileName.GetCStr(), dwAccess, dwShare, NULL, dwCreation, FILE_ATTRIBUTE_NORMAL, NULL);
+ if (m_hFile == INVALID_HANDLE_VALUE) {
+ m_hFile = NULL;
+ }
+ return m_hFile != NULL;
+}
+FX_BOOL CFXCRT_FileAccess_Win64::Open(FX_WSTR fileName, FX_DWORD dwMode)
+{
+ if (m_hFile) {
+ return FALSE;
+ }
+ FX_DWORD dwAccess, dwShare, dwCreation;
+ FXCRT_Windows_GetFileMode(dwMode, dwAccess, dwShare, dwCreation);
+ m_hFile = ::CreateFileW((LPCWSTR)fileName.GetPtr(), dwAccess, dwShare, NULL, dwCreation, FILE_ATTRIBUTE_NORMAL, NULL);
+ if (m_hFile == INVALID_HANDLE_VALUE) {
+ m_hFile = NULL;
+ }
+ return m_hFile != NULL;
+}
+void CFXCRT_FileAccess_Win64::Close()
+{
+ if (!m_hFile) {
+ return;
+ }
+ ::CloseHandle(m_hFile);
+ m_hFile = NULL;
+}
+void CFXCRT_FileAccess_Win64::Release(IFX_Allocator* pAllocator)
+{
+ if (pAllocator) {
+ FX_DeleteAtAllocator(this, pAllocator, CFXCRT_FileAccess_Win64);
+ } else {
+ delete this;
+ }
+}
+FX_FILESIZE CFXCRT_FileAccess_Win64::GetSize() const
+{
+ if (!m_hFile) {
+ return 0;
+ }
+ LARGE_INTEGER size = {0, 0};
+ if (!::GetFileSizeEx(m_hFile, &size)) {
+ return 0;
+ }
+ return (FX_FILESIZE)size.QuadPart;
+}
+FX_FILESIZE CFXCRT_FileAccess_Win64::GetPosition() const
+{
+ if (!m_hFile) {
+ return (FX_FILESIZE) - 1;
+ }
+ LARGE_INTEGER dist = {0, 0};
+ LARGE_INTEGER newPos = {0, 0};
+ if (!::SetFilePointerEx(m_hFile, dist, &newPos, FILE_CURRENT)) {
+ return (FX_FILESIZE) - 1;
+ }
+ return (FX_FILESIZE)newPos.QuadPart;
+}
+FX_FILESIZE CFXCRT_FileAccess_Win64::SetPosition(FX_FILESIZE pos)
+{
+ if (!m_hFile) {
+ return (FX_FILESIZE) - 1;
+ }
+ LARGE_INTEGER dist;
+ dist.QuadPart = pos;
+ LARGE_INTEGER newPos = {0, 0};
+ if (!::SetFilePointerEx(m_hFile, dist, &newPos, FILE_BEGIN)) {
+ return (FX_FILESIZE) - 1;
+ }
+ return (FX_FILESIZE)newPos.QuadPart;
+}
+size_t CFXCRT_FileAccess_Win64::Read(void* pBuffer, size_t szBuffer)
+{
+ if (!m_hFile) {
+ return 0;
+ }
+ size_t szRead = 0;
+ if (!::ReadFile(m_hFile, pBuffer, (DWORD)szBuffer, (LPDWORD)&szRead, NULL)) {
+ return 0;
+ }
+ return szRead;
+}
+size_t CFXCRT_FileAccess_Win64::Write(const void* pBuffer, size_t szBuffer)
+{
+ if (!m_hFile) {
+ return 0;
+ }
+ size_t szWrite = 0;
+ if (!::WriteFile(m_hFile, pBuffer, (DWORD)szBuffer, (LPDWORD)&szWrite, NULL)) {
+ return 0;
+ }
+ return szWrite;
+}
+size_t CFXCRT_FileAccess_Win64::ReadPos(void* pBuffer, size_t szBuffer, FX_FILESIZE pos)
+{
+ if (!m_hFile) {
+ return 0;
+ }
+ if (pos >= GetSize()) {
+ return 0;
+ }
+ if (SetPosition(pos) == (FX_FILESIZE) - 1) {
+ return 0;
+ }
+ return Read(pBuffer, szBuffer);
+}
+size_t CFXCRT_FileAccess_Win64::WritePos(const void* pBuffer, size_t szBuffer, FX_FILESIZE pos)
+{
+ if (!m_hFile) {
+ return 0;
+ }
+ if (SetPosition(pos) == (FX_FILESIZE) - 1) {
+ return 0;
+ }
+ return Write(pBuffer, szBuffer);
+}
+FX_BOOL CFXCRT_FileAccess_Win64::Flush()
+{
+ if (!m_hFile) {
+ return FALSE;
+ }
+ return ::FlushFileBuffers(m_hFile);
+}
+FX_BOOL CFXCRT_FileAccess_Win64::Truncate(FX_FILESIZE szFile)
+{
+ if (SetPosition(szFile) == (FX_FILESIZE) - 1) {
+ return FALSE;
+ }
+ return ::SetEndOfFile(m_hFile);
+}
+FX_BOOL FX_File_Delete(FX_BSTR fileName)
+{
+ return ::DeleteFileA(fileName.GetCStr());
+}
+FX_BOOL FX_File_Delete(FX_WSTR fileName)
+{
+ return ::DeleteFileW((LPCWSTR)fileName.GetPtr());
+}
+FX_BOOL FX_File_Copy(FX_BSTR fileNameSrc, FX_BSTR fileNameDst)
+{
+ return ::CopyFileA(fileNameSrc.GetCStr(), fileNameDst.GetCStr(), FALSE);
+}
+FX_BOOL FX_File_Copy(FX_WSTR fileNameSrc, FX_WSTR fileNameDst)
+{
+ return ::CopyFileW((LPCWSTR)fileNameSrc.GetPtr(), (LPCWSTR)fileNameDst.GetPtr(), FALSE);
+}
+FX_BOOL FX_File_Move(FX_BSTR fileNameSrc, FX_BSTR fileNameDst)
+{
+ return ::MoveFileA(fileNameSrc.GetCStr(), fileNameDst.GetCStr());
+}
+FX_BOOL FX_File_Move(FX_WSTR fileNameSrc, FX_WSTR fileNameDst)
+{
+ return ::MoveFileW((LPCWSTR)fileNameSrc.GetPtr(), (LPCWSTR)fileNameDst.GetPtr());
+}
+#endif
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