range_utilities.h

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// Copyright (C) 2012-2019,2021 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
#ifndef RANGE_UTIL_H
#define RANGE_UTIL_H 1
 
#include <stdlib.h>
#include <algorithm>
#include <functional>
 
// This header contains useful methods for conduction operations on
// a range of container elements. Currently the collection is limited,
// but it is expected to grow.
 
namespace isc {
namespace util {
 
template <typename Iterator>
bool
isRangeZero(Iterator begin, Iterator end) {
    return (std::find_if(begin, end, [] (int x) { return (0 != x); })
            == end);
}
 
template <typename Iterator>
void
fillRandom(Iterator begin, Iterator end) {
    for (Iterator x = begin; x != end; ++x) {
        *x = random();
    }
}
 
} // end of isc::util namespace
} // end of isc namespace
 
#endif  // RANGE_UTIL_H