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/****************************************************************************
Copyright (C) 1995, University of California, Davis
THIS SOFTWARE IS MADE AVAILABLE, AS IS, AND THE UNIVERSITY
OF CALIFORNIA DOES NOT MAKE ANY WARRANTY ABOUT THE SOFTWARE, ITS
PERFORMANCE, ITS MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR
USE, FREEDOM FROM ANY COMPUTER DISEASES OR ITS CONFORMITY TO ANY
SPECIFICATION. THE ENTIRE RISK AS TO QUALITY AND PERFORMANCE OF
THE SOFTWARE IS WITH THE USER.
Copyright of the software and supporting documentation is
owned by the University of California, and free access
is hereby granted as a license to use this software, copy this
software and prepare derivative works based upon this software.
However, any distribution of this software source code or
supporting documentation or derivative works (source code and
supporting documentation) must include this copyright notice.
****************************************************************************/
/***************************************************************************
*
* University of California, Davis
* UCDMC DICOM Network Transport Libraries
* Version 0.1 Beta
*
* Technical Contact: mhoskin@ucdavis.edu
*
***************************************************************************/
/****************************************************************************
*
* Abstract Base Class for P-DATA Service
*
*
****************************************************************************/
/*20100619 bcb Added no-copy to the classes and init list to LinkedBuffer.
20100717 mvh Merged
*/
class LinkedBuffer :
public Buffer
{
Buffer *LinkedTo;
public:
#ifdef __GNUC__
LinkedBuffer():LinkedTo(NULL) {};
#else
LinkedBuffer() { LinkedTo = NULL; };
#endif
~LinkedBuffer() { LinkedTo = NULL; };
BOOL Fill(Buffer &Link, UINT Count);
BOOL Flush(Buffer &Link, UINT Count);
UINT GetOutgoingSize();
UINT GetIncomingSize();
virtual INT ReadBinary(BYTE *Data, UINT Count);
virtual BOOL SendBinary(BYTE *Data, UINT Count);
#ifdef __GNUC__
private:// This will prevent it from being copied (it has a pointer)
LinkedBuffer(const LinkedBuffer&);
const LinkedBuffer & operator = (const LinkedBuffer&);
#endif
};
class MemoryBuffer :
public LinkedBuffer
{
private:
BYTE *Data;
UINT Length;
UINT Index;
BOOL DestructFlag;
public:
INT ReadBinary(BYTE *Data, UINT Count);
BOOL SendBinary(BYTE *Data, UINT Count);
MemoryBuffer ( BYTE *Data, UINT Length, BOOL Destruct,
UINT Endian);
~MemoryBuffer ();
#ifdef __GNUC__
private:// This will prevent it from being copied (it has a pointer)
MemoryBuffer(const MemoryBuffer&);
const MemoryBuffer & operator = (const MemoryBuffer&);
#endif
};
class PDV
{
public:
UINT32 Length;
BYTE PresentationContextID;
BYTE MsgHeader;
};
class PDataTF
{
private:
BYTE ItemType; // 0x04
BYTE Reserved1;
public:
UINT32 Length;
public:
LinkedBuffer VRBuffer;
public:
INT MsgStatus;
UINT Endian;
PDV pdv;
BYTE PresentationContextID;
BYTE MsgHeader;
BOOL ReadDynamic(Buffer &Link);
BOOL Write(Buffer &Link);
PDataTF();
virtual ~PDataTF();
};
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