XRootD
XrdPosixCache.cc
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1 /******************************************************************************/
2 /* */
3 /* X r d P o s i x C a c h e . c c */
4 /* */
5 /* (c) 2018 by the Board of Trustees of the Leland Stanford, Jr., University */
6 /* All Rights Reserved */
7 /* Produced by Andrew Hanushevsky for Stanford University under contract */
8 /* DE-AC02-76-SFO0515 with the Department of Energy */
9 /* */
10 /* This file is part of the XRootD software suite. */
11 /* */
12 /* XRootD is free software: you can redistribute it and/or modify it under */
13 /* the terms of the GNU Lesser General Public License as published by the */
14 /* Free Software Foundation, either version 3 of the License, or (at your */
15 /* option) any later version. */
16 /* */
17 /* XRootD is distributed in the hope that it will be useful, but WITHOUT */
18 /* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */
19 /* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public */
20 /* License for more details. */
21 /* */
22 /* You should have received a copy of the GNU Lesser General Public License */
23 /* along with XRootD in a file called COPYING.LESSER (LGPL license) and file */
24 /* COPYING (GPL license). If not, see <http://www.gnu.org/licenses/>. */
25 /* */
26 /* The copyright holder's institutional names and contributor's names may not */
27 /* be used to endorse or promote products derived from this software without */
28 /* specific prior written permission of the institution or contributor. */
29 /******************************************************************************/
30 
31 #include "XrdOuc/XrdOucCache.hh"
34 
35 /******************************************************************************/
36 /* G l o b a l s */
37 /******************************************************************************/
38 
39 namespace XrdPosixGlobals
40 {
41 extern XrdOucCache *theCache;
42 }
43 
44 using namespace XrdPosixGlobals;
45 
46 /******************************************************************************/
47 /* C a c h e P a t h */
48 /******************************************************************************/
49 
50 int XrdPosixCache::CachePath(const char *url, char *buff, int blen)
51 {
52  return theCache->LocalFilePath(url, buff, blen, XrdOucCache::ForPath);
53 }
54 
55 /******************************************************************************/
56 /* C a c h e Q u e r y */
57 /******************************************************************************/
58 
59 int XrdPosixCache::CacheQuery(const char *url, bool hold)
60 {
61 
62  int rc = theCache->LocalFilePath(url, 0, 0,
65  );
66  if (!rc) return 1;
67  if (rc == -EREMOTE) return 0;
68  return -1;
69 }
70 
71 /******************************************************************************/
72 /* R m d i r */
73 /******************************************************************************/
74 
75 int XrdPosixCache::Rmdir(const char* path)
76  {return theCache->Rmdir(path);}
77 
78 /******************************************************************************/
79 /* R e n a m e */
80 /******************************************************************************/
81 
82 int XrdPosixCache::Rename(const char* oldPath, const char* newPath)
83  {return theCache->Rename(oldPath, newPath);}
84 
85 /******************************************************************************/
86 /* S t a t */
87 /******************************************************************************/
88 
89 int XrdPosixCache::Stat(const char *path, struct stat &sbuff)
90  {return theCache->Stat(path, sbuff);}
91 
92 /******************************************************************************/
93 /* S t a t i s t i c s */
94 /******************************************************************************/
95 
97  {return theCache->Statistics.Get(Stats);}
98 
99 /******************************************************************************/
100 /* T r u n c a t e */
101 /******************************************************************************/
102 
103 int XrdPosixCache::Truncate(const char* path, off_t size)
104  {return theCache->Truncate(path, size);}
105 
106 /******************************************************************************/
107 /* U n l i n k */
108 /******************************************************************************/
109 
110 int XrdPosixCache::Unlink(const char* path)
111  {return theCache->Unlink(path);}
int stat(const char *path, struct stat *buf)
void Get(XrdOucCacheStats &D)
virtual int Rename(const char *oldp, const char *newp)
Definition: XrdOucCache.hh:610
virtual int Stat(const char *url, struct stat &sbuff)
Definition: XrdOucCache.hh:638
virtual int Truncate(const char *path, off_t size)
Definition: XrdOucCache.hh:651
virtual int Unlink(const char *path)
Definition: XrdOucCache.hh:663
virtual int LocalFilePath(const char *url, char *buff=0, int blen=0, LFP_Reason why=ForAccess, bool forall=false)
Definition: XrdOucCache.hh:572
XrdOucCacheStats Statistics
Definition: XrdOucCache.hh:686
virtual int Rmdir(const char *dirp)
Definition: XrdOucCache.hh:622
int Unlink(const char *path)
int Rename(const char *oldPath, const char *newPath)
void Statistics(XrdOucCacheStats &Stats)
int Stat(const char *path, struct stat &sbuff)
int CachePath(const char *url, char *buff, int blen)
int Truncate(const char *path, off_t size)
int CacheQuery(const char *url, bool hold=false)
int Rmdir(const char *path)
XrdPosixStats Stats
Definition: XrdPosixFile.cc:64
XrdOucCache * theCache