xrootd
XrdOucPgrwUtils.hh
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1 #ifndef __XRDOUCPGRWUTILS_HH__
2 #define __XRDOUCPGRWUTILS_HH__
3 /******************************************************************************/
4 /* */
5 /* X r d O u c P g r w U t i l s . h h */
6 /* */
7 /* (c) 2021 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 <stdint.h>
34 #include <sys/types.h>
35 
37 {
38 public:
39 
40 //------------------------------------------------------------------------------
51 //------------------------------------------------------------------------------
52 
53 static void csCalc(const char* data, ssize_t offs, size_t count,
54  uint32_t* csval);
55 
56 //------------------------------------------------------------------------------
58 //| applying the pgRead/pgWrite requirements.
64 //------------------------------------------------------------------------------
65 
66 static int csNum(ssize_t offs, size_t count);
67 
68 //------------------------------------------------------------------------------
81 //------------------------------------------------------------------------------
82 
83 static int csVer(const char* data, ssize_t offs, size_t count,
84  const uint32_t* csval, ssize_t &bado, size_t &badc);
85 
88 
89 private:
90 };
91 #endif
static void csCalc(const char *data, ssize_t offs, size_t count, uint32_t *csval)
~XrdOucPgrwUtils()
Definition: XrdOucPgrwUtils.hh:87
Definition: XrdOucPgrwUtils.hh:36
static int csVer(const char *data, ssize_t offs, size_t count, const uint32_t *csval, ssize_t &bado, size_t &badc)
static int csNum(ssize_t offs, size_t count)
Compute the required size of a checksum vector based on offset & length.
XrdOucPgrwUtils()
Definition: XrdOucPgrwUtils.hh:86