From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 .../7zstub/src/7zip/Common/StreamObjects.h         | 156 +++++++++++++++++++++
 1 file changed, 156 insertions(+)
 create mode 100644 other-licenses/7zstub/src/7zip/Common/StreamObjects.h

(limited to 'other-licenses/7zstub/src/7zip/Common/StreamObjects.h')

diff --git a/other-licenses/7zstub/src/7zip/Common/StreamObjects.h b/other-licenses/7zstub/src/7zip/Common/StreamObjects.h
new file mode 100644
index 000000000..b028a2114
--- /dev/null
+++ b/other-licenses/7zstub/src/7zip/Common/StreamObjects.h
@@ -0,0 +1,156 @@
+// StreamObjects.h
+
+#ifndef __STREAMOBJECTS_H
+#define __STREAMOBJECTS_H
+
+#include "../../Common/DynamicBuffer.h"
+#include "../../Common/MyCom.h"
+#include "../IStream.h"
+
+class CSequentialInStreamImp: 
+  public ISequentialInStream,
+  public CMyUnknownImp
+{
+  const Byte *_dataPointer;
+  size_t _size;
+  size_t _pos;
+
+public:
+  void Init(const Byte *dataPointer, size_t size)
+  {
+    _dataPointer = dataPointer;
+    _size = size;
+    _pos = 0;
+  }
+
+  MY_UNKNOWN_IMP
+
+  STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
+};
+
+
+class CWriteBuffer
+{
+  CByteDynamicBuffer _buffer;
+  size_t _size;
+public:
+  CWriteBuffer(): _size(0) {}
+  void Init() { _size = 0;  }
+  void Write(const void *data, size_t size);
+  size_t GetSize() const { return _size; }
+  const CByteDynamicBuffer& GetBuffer() const { return _buffer; }
+};
+
+class CSequentialOutStreamImp: 
+  public ISequentialOutStream,
+  public CMyUnknownImp
+{
+  CWriteBuffer _writeBuffer;
+public:
+  void Init() { _writeBuffer.Init(); }
+  size_t GetSize() const { return _writeBuffer.GetSize(); }
+  const CByteDynamicBuffer& GetBuffer() const { return _writeBuffer.GetBuffer(); }
+
+  MY_UNKNOWN_IMP
+
+  STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize);
+};
+
+class CSequentialOutStreamImp2: 
+  public ISequentialOutStream,
+  public CMyUnknownImp
+{
+  Byte *_buffer;
+public:
+  size_t _size;
+  size_t _pos;
+
+  void Init(Byte *buffer, size_t size)  
+  { 
+    _buffer = buffer;
+    _pos = 0;
+    _size = size; 
+  }
+
+  MY_UNKNOWN_IMP
+
+  STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize);
+};
+
+class CSequentialInStreamSizeCount: 
+  public ISequentialInStream,
+  public CMyUnknownImp
+{
+  CMyComPtr<ISequentialInStream> _stream;
+  UInt64 _size;
+public:
+  void Init(ISequentialInStream *stream)
+  {
+    _stream = stream;
+    _size = 0;
+  }
+  UInt64 GetSize() const { return _size; }
+
+  MY_UNKNOWN_IMP
+
+  STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
+};
+
+class CSequentialInStreamRollback: 
+  public ISequentialInStream,
+  public CMyUnknownImp
+{
+  CMyComPtr<ISequentialInStream> _stream;
+  Byte *_buffer;
+  size_t _bufferSize;
+  UInt64 _size;
+
+  size_t _currentSize;
+  size_t _currentPos;
+public:
+  CSequentialInStreamRollback(size_t bufferSize):
+    _bufferSize(bufferSize),
+    _buffer(0)
+  {
+    _buffer = new Byte[bufferSize];
+  }
+  ~CSequentialInStreamRollback()
+  {
+    delete _buffer;
+  }
+
+  void Init(ISequentialInStream *stream)
+  {
+    _stream = stream;
+    _size = 0;
+    _currentSize = 0;
+    _currentPos = 0;
+  }
+  UInt64 GetSize() const { return _size; }
+
+  MY_UNKNOWN_IMP
+
+  STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
+  HRESULT Rollback(size_t rollbackSize);
+};
+
+class CSequentialOutStreamSizeCount: 
+  public ISequentialOutStream,
+  public CMyUnknownImp
+{
+  CMyComPtr<ISequentialOutStream> _stream;
+  UInt64 _size;
+public:
+  void Init(ISequentialOutStream *stream)
+  {
+    _stream = stream;
+    _size = 0;
+  }
+  UInt64 GetSize() const { return _size; }
+
+  MY_UNKNOWN_IMP
+
+  STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize);
+};
+
+#endif
-- 
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