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// **********************************************************************
//
// Copyright (c) 2003-2016 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
#ifndef ICE_HASH_UTIL_H
#define ICE_HASH_UTIL_H
namespace IceInternal
{
inline void
hashAdd(Ice::Int& hashCode, Ice::Int value)
{
hashCode = ((hashCode << 5) + hashCode) ^ (2654435761u * value);
}
inline void
hashAdd(Ice::Int& hashCode, bool value)
{
hashCode = ((hashCode << 5) + hashCode) ^ (value ? 1 : 0);
}
inline void
hashAdd(Ice::Int& hashCode, const std::string& value)
{
for(std::string::const_iterator p = value.begin(); p != value.end(); ++p)
{
hashCode = ((hashCode << 5) + hashCode) ^ *p;
}
}
template<typename T> void
hashAdd(Ice::Int& hashCode, const std::vector<T>& seq)
{
for(typename std::vector<T>::const_iterator p = seq.begin(); p != seq.end(); ++p)
{
hashAdd(hashCode, *p);
}
}
template<typename K, typename V> void
hashAdd(Ice::Int& hashCode, const std::map<K, V>& map)
{
for(typename std::map<K, V>::const_iterator p = map.begin(); p != map.end(); ++p)
{
hashAdd(hashCode, p->first);
hashAdd(hashCode, p->second);
}
}
}
#endif
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