xrootd
XrdCmsXmiReq.hh
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1 #ifndef _XRDCMSXMIREQ_H_
2 #define _XRDCMSXMIREQ_H_
3 /******************************************************************************/
4 /* */
5 /* X r d C m s X m i R e q . h h */
6 /* */
7 /* (c) 2007 by the Board of Trustees of the Leland Stanford, Jr., University */
8 /* All Rights Reserved */
9 /* Produced by Andrew Hanushevsky for Stanford University under contract */
10 /* DE-AC02-76-SFO0515 with the Department of Energy */
11 /* */
12 /* This file is part of the XRootD software suite. */
13 /* */
14 /* XRootD is free software: you can redistribute it and/or modify it under */
15 /* the terms of the GNU Lesser General Public License as published by the */
16 /* Free Software Foundation, either version 3 of the License, or (at your */
17 /* option) any later version. */
18 /* */
19 /* XRootD is distributed in the hope that it will be useful, but WITHOUT */
20 /* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */
21 /* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public */
22 /* License for more details. */
23 /* */
24 /* You should have received a copy of the GNU Lesser General Public License */
25 /* along with XRootD in a file called COPYING.LESSER (LGPL license) and file */
26 /* COPYING (GPL license). If not, see <http://www.gnu.org/licenses/>. */
27 /* */
28 /* The copyright holder's institutional names and contributor's names may not */
29 /* be used to endorse or promote products derived from this software without */
30 /* specific prior written permission of the institution or contributor. */
31 /******************************************************************************/
32 
33 #include "XrdCms/XrdCmsReq.hh"
34 #include "XrdCms/XrdCmsXmi.hh"
35 #include "XrdSys/XrdSysPthread.hh"
36 
37 class XrdCmsXmiReq : XrdCmsXmi
38 {
39 public:
40 
41  enum ReqType {do_chmod, do_mkdir, do_mkpath,do_mv,
42  do_prep, do_rm, do_rmdir, do_stage, do_stat};
43 
44  int Chmod ( XrdCmsReq *Request,
45  mode_t mode,
46  const char *path,
47  const char *opaque)
48  {return Qit(Request, do_chmod, (int)mode, path, opaque);}
49 
50  int Mkdir ( XrdCmsReq *Request,
51  mode_t mode,
52  const char *path,
53  const char *opaque)
54  {return Qit(Request, do_mkdir, (int)mode, path, opaque);}
55 
56  int Mkpath( XrdCmsReq *Request,
57  mode_t mode,
58  const char *path,
59  const char *opaque)
60  {return Qit(Request, do_mkpath, (int)mode, path, opaque);}
61 
62  int Prep (const char *ReqID,
63  int opts,
64  const char *path,
65  const char *opaque)
66  {return Qit(0, do_prep, 0, path, opaque, ReqID);}
67 
68  int Rename( XrdCmsReq *Request,
69  const char *oldpath,
70  const char *oldopaque,
71  const char *newpath,
72  const char *newopaque)
73  {return Qit(Request, do_mv, 0, oldpath, oldopaque,
74  newpath, newopaque);}
75 
76  int Remdir( XrdCmsReq *Request,
77  const char *path,
78  const char *opaque)
79  {return Qit(Request, do_rmdir, 0, path, opaque);}
80 
81  int Remove( XrdCmsReq *Request,
82  const char *path,
83  const char *opaque)
84  {return Qit(Request, do_rm, 0, path, opaque);}
85 
86  int Select( XrdCmsReq *Request,
87  int opts,
88  const char *path,
89  const char *opaque)
90  {return Qit(Request, do_stage, opts, path, opaque);}
91 
92  int Stat ( XrdCmsReq *Request,
93  const char *path,
94  const char *opaque)
95  {return Qit(Request, do_stat, 0, path, opaque);}
96 
97 static void processPrpQ();
98 
99 static void processReqQ();
100 
101 static void processStgQ();
102 
103  XrdCmsXmiReq(XrdCmsXmi *xp);
104 
105  XrdCmsXmiReq(XrdCmsReq *reqp, ReqType rqtype, int parms,
106  const char *path, const char *opaque,
107  const char *path2=0, const char *opaque2=0);
108 
109 virtual ~XrdCmsXmiReq();
110 
111 private:
112 void Start();
113 int Qit(XrdCmsReq *rp, ReqType, int parms,
114  const char *path, const char *opaque,
115  const char *path2=0, const char *opaque2=0);
116 
117 static XrdCmsXmi *XmiP;
118 static XrdSysMutex prpMutex;
119 static XrdSysSemaphore prpReady;
120 static XrdCmsXmiReq *prpFirst;
121 static XrdCmsXmiReq *prpLast;
122 static XrdSysMutex reqMutex;
123 static XrdSysSemaphore reqReady;
124 static XrdCmsXmiReq *reqFirst;
125 static XrdCmsXmiReq *reqLast;
126 static XrdSysMutex stgMutex;
127 static XrdSysSemaphore stgReady;
128 static XrdCmsXmiReq *stgFirst;
129 static XrdCmsXmiReq *stgLast;
130  XrdCmsXmiReq *Next;
131  XrdCmsReq *ReqP;
132  int Parms;
133  ReqType Rtype;
134  char *Path;
135  char *Opaque;
136  char *Path2;
137  char *Opaque2;
138 };
139 #endif
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