XRootD
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XrdXrootdResponse.hh
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1#ifndef __XROOTD_RESPONSE_H__
2#define __XROOTD_RESPONSE_H__
3/******************************************************************************/
4/* */
5/* X r d X r o o t d R e s p o n s e . h h */
6/* */
7/* (c) 2004 by the Board of Trustees of the Leland Stanford, Jr., University */
8/* Produced by Andrew Hanushevsky for Stanford University under contract */
9/* DE-AC02-76-SFO0515 with the Department of Energy */
10/* */
11/* This file is part of the XRootD software suite. */
12/* */
13/* XRootD is free software: you can redistribute it and/or modify it under */
14/* the terms of the GNU Lesser General Public License as published by the */
15/* Free Software Foundation, either version 3 of the License, or (at your */
16/* option) any later version. */
17/* */
18/* XRootD is distributed in the hope that it will be useful, but WITHOUT */
19/* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */
20/* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public */
21/* License for more details. */
22/* */
23/* You should have received a copy of the GNU Lesser General Public License */
24/* along with XRootD in a file called COPYING.LESSER (LGPL license) and file */
25/* COPYING (GPL license). If not, see <http://www.gnu.org/licenses/>. */
26/* */
27/* The copyright holder's institutional names and contributor's names may not */
28/* be used to endorse or promote products derived from this software without */
29/* specific prior written permission of the institution or contributor. */
30/******************************************************************************/
31
32#include <cstring>
33#include <unistd.h>
34#include <sys/uio.h>
35
37#include "XProtocol/XPtypes.hh"
39
40/******************************************************************************/
41/* x r o o t d _ R e s p o n s e */
42/******************************************************************************/
43
44class XrdLink;
45class XrdOucSFVec;
47
49{
50public:
51
52const char *ID() {return (const char *)trsid;}
53
54 int Send(void);
55 int Send(const char *msg);
56 int Send(XErrorCode ecode, const char *msg);
57 int Send(void *data, int dlen);
58 int Send(struct iovec *, int iovcnt, int iolen=-1);
59
60 int Send(XResponseType rcode, void *data, int dlen);
61 int Send(XResponseType rcode, struct iovec *IOResp,
62 int iornum, int iolen=-1);
63 int Send(XResponseType rcode, int info, const char *data, int dsz=-1);
64
65 int Send(int fdnum, long long offset, int dlen);
66 int Send(XrdOucSFVec *sfvec, int sfvnum, int dlen);
67
68 int Send(ServerResponseStatus &, int iLen=0);
69 int Send(ServerResponseStatus &, int iLen, void *data, int dlen);
70 int Send(ServerResponseStatus &, int iLen,
71 struct iovec *, int iovcnt, int iolen=-1);
72
73static int Send(XrdXrootdReqID &ReqID, XResponseType Status,
74 struct iovec *IOResp, int iornum, int iolen);
75
76inline void Set(XrdLink *lp) {Link = lp;}
77inline void Set(XrdXrootdTransit *tp) {Bridge = tp;}
78 void Set(kXR_char *stream);
79
80 bool isOurs() {return Bridge == 0;}
81
82 XrdLink *theLink() {return Link;}
83 void StreamID(kXR_char *sid) {sid[0] = Resp.streamid[0];
84 sid[1] = Resp.streamid[1];
85 }
86
88 Set(rhs.Bridge);
89 Set(rhs.Resp.streamid);
90 }
91
92 XrdXrootdResponse() {Link = 0; Bridge = 0; *trsid = '\0';
93 RespIO[0].iov_base = (caddr_t)&Resp;
94 RespIO[0].iov_len = sizeof(Resp);
95 }
97
99 {Set(rhs.Link);
100 Set(rhs.Bridge);
101 Set((unsigned char *)rhs.Resp.streamid);
102 return *this;
103 }
104
105private:
106int srsComplete(ServerResponseStatus &, int iLen, int dlen=0);
107
108 XrdXrootdTransit *Bridge;
110 XrdLink *Link;
111struct iovec RespIO[3];
112
113 char trsid[8]; // sizeof() does not work here
114static const char *TraceID;
115};
116#endif
XErrorCode
Definition XProtocol.hh:989
kXR_char streamid[2]
Definition XProtocol.hh:914
XResponseType
Definition XProtocol.hh:898
unsigned char kXR_char
Definition XPtypes.hh:65
void StreamID(kXR_char *sid)
void Set(XrdLink *lp)
XrdXrootdResponse(XrdXrootdResponse &rhs)
XrdXrootdResponse & operator=(const XrdXrootdResponse &rhs)
void Set(XrdXrootdTransit *tp)