safe_arithmetic.cpp

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// Copyright (c) 2015-2022 Clearmatics Technologies Ltd
//
// SPDX-License-Identifier: LGPL-3.0+
 
#include "libzeth/circuits/safe_arithmetic.hpp"
 
namespace libzeth
{
 
std::size_t subtract_with_clamp(std::size_t a, std::size_t b)
{
    if (b > a) {
        return 0;
    }
    return a - b;
};
 
} // namespace libzeth