diff options
Diffstat (limited to 'xfa/src/fgas/include/fx_stm.h')
| -rw-r--r-- | xfa/src/fgas/include/fx_stm.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/xfa/src/fgas/include/fx_stm.h b/xfa/src/fgas/include/fx_stm.h new file mode 100644 index 0000000000..ae424dba2d --- /dev/null +++ b/xfa/src/fgas/include/fx_stm.h @@ -0,0 +1,60 @@ +// 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
+
+#ifndef _FX_STREAM
+#define _FX_STREAM
+class IFX_Stream;
+IFX_FileRead* FX_CreateFileRead(IFX_Stream *pBaseStream, FX_BOOL bReleaseStream = FALSE);
+#ifdef FX_FILESIZE
+IFX_FileRead* FX_CreateFileRead(IFX_BufferRead *pBufferRead, FX_FILESIZE iFileSize = -1, FX_BOOL bReleaseStream = TRUE);
+#else
+IFX_FileRead* FX_CreateFileRead(IFX_BufferRead *pBufferRead, FX_INT32 iFileSize = -1, FX_BOOL bReleaseStream = TRUE);
+#endif
+IFX_FileWrite* FX_CreateFileWrite(IFX_Stream *pBaseStream, FX_BOOL bReleaseStream = FALSE);
+enum FX_STREAMACCESS {
+ FX_STREAMACCESS_Binary = 0x00,
+ FX_STREAMACCESS_Text = 0x01,
+ FX_STREAMACCESS_Read = 0x02,
+ FX_STREAMACCESS_Write = 0x04,
+ FX_STREAMACCESS_Truncate = 0x10,
+ FX_STREAMACCESS_Append = 0x20,
+ FX_STREAMACCESS_Create = 0x80,
+};
+enum FX_STREAMSEEK {
+ FX_STREAMSEEK_Begin = 0 ,
+ FX_STREAMSEEK_Current ,
+ FX_STREAMSEEK_End ,
+};
+class IFX_Stream
+{
+public:
+ static IFX_Stream* CreateStream(IFX_FileRead *pFileRead, FX_DWORD dwAccess);
+ static IFX_Stream* CreateStream(IFX_FileWrite *pFileWrite, FX_DWORD dwAccess);
+ static IFX_Stream* CreateStream(FX_LPCWSTR pszFileName, FX_DWORD dwAccess);
+ static IFX_Stream* CreateStream(FX_LPBYTE pData, FX_INT32 length, FX_DWORD dwAccess);
+ static IFX_Stream* CreateStream(IFX_BufferRead *pBufferRead, FX_DWORD dwAccess, FX_INT32 iFileSize = -1, FX_BOOL bReleaseBufferRead = TRUE);
+ static IFX_Stream* CreateTextStream(IFX_Stream *pBaseStream, FX_BOOL bDeleteOnRelease);
+ virtual void Release() = 0;
+ virtual IFX_Stream* Retain() = 0;
+ virtual FX_DWORD GetAccessModes() const = 0;
+ virtual FX_INT32 GetLength() const = 0;
+ virtual FX_INT32 Seek(FX_STREAMSEEK eSeek, FX_INT32 iOffset) = 0;
+ virtual FX_INT32 GetPosition() = 0;
+ virtual FX_BOOL IsEOF() const = 0;
+ virtual FX_INT32 ReadData(FX_LPBYTE pBuffer, FX_INT32 iBufferSize) = 0;
+ virtual FX_INT32 ReadString(FX_LPWSTR pStr, FX_INT32 iMaxLength, FX_BOOL &bEOS, FX_INT32 const *pByteSize = NULL) = 0;
+ virtual FX_INT32 WriteData(FX_LPCBYTE pBuffer, FX_INT32 iBufferSize) = 0;
+ virtual FX_INT32 WriteString(FX_LPCWSTR pStr, FX_INT32 iLength) = 0;
+ virtual void Flush() = 0;
+ virtual FX_BOOL SetLength(FX_INT32 iLength) = 0;
+ virtual FX_INT32 GetBOM(FX_BYTE bom[4]) const = 0;
+ virtual FX_WORD GetCodePage() const = 0;
+ virtual FX_WORD SetCodePage(FX_WORD wCodePage) = 0;
+ virtual void Lock() = 0;
+ virtual void Unlock() = 0;
+ virtual IFX_Stream* CreateSharedStream(FX_DWORD dwAccess, FX_INT32 iOffset, FX_INT32 iLength) = 0;
+};
+#endif
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