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-BEGIN VERIFY SCRIPT- ./contrib/devtools/copyright_header.py update ./ -END VERIFY SCRIPT- Commits of previous years: * 2020:fa0074e2d8* 2019:aaaaad6ac9
29 lines
1.2 KiB
C++
29 lines
1.2 KiB
C++
// Copyright (c) 2009-2010 Satoshi Nakamoto
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// Copyright (c) 2009-2021 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef BITCOIN_CONSENSUS_AMOUNT_H
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#define BITCOIN_CONSENSUS_AMOUNT_H
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#include <cstdint>
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/** Amount in satoshis (Can be negative) */
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typedef int64_t CAmount;
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/** The amount of satoshis in one BTC. */
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static constexpr CAmount COIN = 100000000;
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/** No amount larger than this (in satoshi) is valid.
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*
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* Note that this constant is *not* the total money supply, which in Bitcoin
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* currently happens to be less than 21,000,000 BTC for various reasons, but
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* rather a sanity check. As this sanity check is used by consensus-critical
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* validation code, the exact value of the MAX_MONEY constant is consensus
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* critical; in unusual circumstances like a(nother) overflow bug that allowed
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* for the creation of coins out of thin air modification could lead to a fork.
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* */
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static constexpr CAmount MAX_MONEY = 21000000 * COIN;
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inline bool MoneyRange(const CAmount& nValue) { return (nValue >= 0 && nValue <= MAX_MONEY); }
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#endif // BITCOIN_CONSENSUS_AMOUNT_H
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