125 lines
3.2 KiB
C++
125 lines
3.2 KiB
C++
//-----------------------------------------------------------------------------
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// Copyright (c) 1994,1995 Southeastern Universities Research Association,
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// Continuous Electron Beam Accelerator Facility
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//
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// This software was developed under a United States Government license
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// described in the NOTICE file included as part of this distribution.
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//
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//-----------------------------------------------------------------------------
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//
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// Description:
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// RSVC Network Protocol Data
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//
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// Author: Jie Chen
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//
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//
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//
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#ifndef _RSVC_NET_DATA_H
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#define _RSVC_NET_DATA_H
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <rsvcErr.h>
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#include <rsvcData.h>
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#include <rsvcCbk.h>
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#include <rsvcConfig.h>
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#include <rsvcStreamable.h>
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class RSVC_CLASS_SPEC rsvcNetData : public rsvcStreamable
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{
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public:
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// constructors
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// create empty data
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rsvcNetData (void);
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// create a data with operation code and reqid
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rsvcNetData (rsvcData& data, long opcode, long cbkid,
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long reqid = 0, long clientid = 0, long socketid = 0,
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long status = RSVC_SUCCESS);
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// create a data with explicit callback data
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rsvcNetData (rsvcData& data, rsvcCbk& cbk);
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// create a data with callback data only
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rsvcNetData (rsvcCbk& cbk);
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// create a data with real data only
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rsvcNetData (rsvcData& data);
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// copy operation
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rsvcNetData (const rsvcNetData& data);
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// destructor
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~rsvcNetData (void);
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// set method
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void set (rsvcData& data, rsvcCbk& cbk);
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void set (rsvcCbk& cbk);
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// cleanup everything
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void cleanup (void);
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// opcode
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long opcode (void) const;
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void opcode (long op);
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// request id
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long reqid (void) const;
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void reqid (long id);
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// client id
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long clientid (void) const;
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void clientid (long cid);
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// callback id
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long cbkid (void) const;
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void cbkid (long cid);
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// socket id
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long socketid (void) const;
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void socketid (long id);
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// net operation status
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long cbkstatus (void) const;
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void cbkstatus (long status);
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// return underlying data object
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rsvcData& data (void);
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// return underlying callback object
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rsvcCbk& cbk (void);
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// stream in and out operation
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size_t streamSize (void);
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// stream out to a newly allocated buffer with size 'size'
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int streamOut (char** buf, size_t* size);
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// stream out to a preallocate buffer with buffer size 'size'
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int streamOut (char* buf, size_t len);
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// stream in from a buffer
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// this function is called after one has read in the header
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// information already
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int streamIn (char* buf, size_t len);
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// stream out to a preallocate buffer with buffer size 'len'
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// and data size 'datasize'
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int streamOut (char* buf, size_t len, size_t datasize);
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// retrieve header information
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static int readHeader (char* buf, size_t len, size_t* datasize);
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// return header length
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static size_t headerLen (void);
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private:
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// callback object
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rsvcCbk cbk_;
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// data object
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rsvcData data_;
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};
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#endif
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