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StoreGate
StoreGate
tools
hash_functions.h
Go to the documentation of this file.
1
/*
2
Copyright (C) 2002-2023 CERN for the benefit of the ATLAS collaboration
3
*/
4
5
#ifndef HASH_FUNCTIONS_H
6
#define HASH_FUNCTIONS_H
7
8
#include <functional>
9
#include <string>
10
11
namespace
SG
{
16
inline
int
simpleStringHash
(
const
std::string&
str
,
int
maxInt=0xFFFF) {
17
int
h
(0),
a
(127);
18
for
(std::string::size_type iC=0; iC<
str
.size(); iC++)
19
h
= (
a
*
h
+
str
[iC]) % maxInt;
20
return
h
;
21
}
22
23
}
24
25
#endif
26
27
28
SG
Forward declaration.
Definition:
CaloCellPacker_400_500.h:32
extractSporadic.h
list h
Definition:
extractSporadic.py:97
a
TList * a
Definition:
liststreamerinfos.cxx:10
h
SG::simpleStringHash
int simpleStringHash(const std::string &str, int maxInt=0xFFFF)
simple hash function derived from Sedgewick Algorithms in C++ 3rd ed
Definition:
hash_functions.h:16
str
Definition:
BTagTrackIpAccessor.cxx:11
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