#ifndef _XRDSSIRRINFO_H
#define _XRDSSIRRINFO_H
/******************************************************************************/
/* */
/* X r d S s i R R I n f o . h h */
/* */
/* (c) 2013 by the Board of Trustees of the Leland Stanford, Jr., University */
/* All Rights Reserved */
/* 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 . */
/* */
/* 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. */
/******************************************************************************/
#include
#include "XrdSsi/XrdSsiRespInfo.hh"
class XrdSsiRRInfo
{
public:
static const unsigned int idMax = 16777215;
enum Opc {Rxq = 0, Rwt = 1, Can = 2};
inline void Cmd(Opc cmd)
{reqCmd = static_cast(cmd);}
inline Opc Cmd() {return static_cast(reqCmd);}
inline const unsigned char *Data() {return &reqCmd;}
inline void Id(unsigned int id)
{unsigned char tmp = reqCmd;
reqId = htonl(id & idMask);
reqCmd = tmp;
}
inline unsigned int Id() {return ntohl(reqId) & idMask;}
inline void Size(unsigned int sz) {reqSize = htonl(sz);}
inline unsigned int Size() {return ntohl(reqSize);}
inline unsigned long long Info()
{return (static_cast(reqId & 0xffffffff) <<32LL)
|(static_cast(reqSize & 0xffffffff));
}
XrdSsiRRInfo(unsigned long long ival=0)
: reqId(static_cast( (ival>>32) & 0xffffffff)),
reqSize(static_cast(ival & 0xffffffff)) {}
~XrdSsiRRInfo() {}
private:
static const int idMask = 0x00ffffff;
union {unsigned char reqCmd;
unsigned int reqId;
};
unsigned int reqSize;
};
/******************************************************************************/
/* X r d S s i R R I n f o A t t n */
/******************************************************************************/
struct XrdSsiRRInfoAttn
{
static const int alrtResp = '!'; // In tag: response data is an alert
static const int fullResp = ':'; // In tag: response data is present
static const int pendResp = '*'; // In tag: response data is pending
char tag;
char flags;
unsigned short pfxLen; // Length of prefix
unsigned int mdLen; // Length of metadata
int rsvd1;
int rsvd2;
};
#endif