libbitcoinkernel-sys-covenants 0.0.21

Raw Rust bindings to libbitcoinkernel with added covenant op_codes
Documentation 
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// Copyright (c) 2025-present The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.

#ifndef BITCOIN_UTIL_BYTE_UNITS_H
#define BITCOIN_UTIL_BYTE_UNITS_H

#include <util/overflow.h>

#include <stdexcept>

//! Overflow-safe conversion of MiB to bytes.
constexpr size_t operator""_MiB(unsigned long long mebibytes)
{
    auto bytes{CheckedLeftShift(mebibytes, 20)};
    if (!bytes || *bytes > std::numeric_limits<size_t>::max()) {
        throw std::overflow_error("MiB value too large for size_t byte conversion");
    }
    return *bytes;
}

#endif // BITCOIN_UTIL_BYTE_UNITS_H