XrdSsiRespInfo.hh

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#ifndef __XRDSSIRESPINFO_HH__
#define __XRDSSIRESPINFO_HH__
/******************************************************************************/
/*                                                                            */
/*                     X r d S s i R e s p I n f o . h h                      */
/*                                                                            */
/* (c) 2014 by the Board of Trustees of the Leland Stanford, Jr., University  */
/*   Produced by Andrew Hanushevsky for Stanford University under contract    */
/*              DE-AC02-76-SFO0515 with the Department of Energy              */
/*                                                                            */
/* This file is part of the XRootD software suite.                            */
/*                                                                            */
/* XRootD is free software: you can redistribute it and/or modify it under    */
/* the terms of the GNU Lesser General Public License as published by the     */
/* Free Software Foundation, either version 3 of the License, or (at your     */
/* option) any later version.                                                 */
/*                                                                            */
/* XRootD is distributed in the hope that it will be useful, but WITHOUT      */
/* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or      */
/* FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public       */
/* License for more details.                                                  */
/*                                                                            */
/* You should have received a copy of the GNU Lesser General Public License   */
/* along with XRootD in a file called COPYING.LESSER (LGPL license) and file  */
/* COPYING (GPL license).  If not, see <http://www.gnu.org/licenses/>.        */
/*                                                                            */
/* The copyright holder's institutional names and contributor's names may not */
/* be used to endorse or promote products derived from this software without  */
/* specific prior written permission of the institution or contributor.       */
/******************************************************************************/
 
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
 
class XrdSsiStream;
 
struct  XrdSsiRespInfo
       {union {const char   *buff;    
               const char   *eMsg;    
               long long     fsize;   
               XrdSsiStream *strmP;   
              };
        union {      int     blen;    
                     int     eNum;    
                     int     fdnum;   
              };
                     int     mdlen;   
               const char   *mdata;   
 
        enum   Resp_t {isNone = 0, isData, isError, isFile, isStream, isHandle};
        Resp_t rType;
 
        inline void  Init() {fsize=0; blen=0; mdlen=0; mdata=0; rType=isNone;}
 
        const  char *State() const {if (rType == isData  ) return "isData";
                                    if (rType == isError ) return "isError";
                                    if (rType == isHandle) return "isHandle";
                                    if (rType == isFile  ) return "isFile";
                                    if (rType == isStream) return "isStream";
                                    if (rType == isNone  ) return "isNone";
                                    return "isUndef";
                                   }
 
        XrdSsiRespInfo() {Init();}
       ~XrdSsiRespInfo() {}
       };
 
/******************************************************************************/
/*                         X r d S s i R e s p M s g                          */
/******************************************************************************/
  
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
 
class XrdSsiRespInfoMsg
{
public:
 
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
 
inline  char    *GetMsg(int &mlen) {mlen = msgLen; return msgBuf;}
 
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
 
virtual void     RecycleMsg(bool sent=true) = 0;
 
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
 
                 XrdSsiRespInfoMsg(char *msgP, int mlen)
                                  : msgBuf(msgP), msgLen(mlen) {}
 
protected:
 
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
 
virtual         ~XrdSsiRespInfoMsg() {}
 
char            *msgBuf;
int              msgLen;
};
#endif