2014-04-23 00:46:19 +02:00
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// Copyright (c) 2009-2010 Satoshi Nakamoto
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2016-12-31 19:01:21 +01:00
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// Copyright (c) 2009-2016 The Bitcoin Core developers
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2014-10-02 11:25:21 +02:00
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// Distributed under the MIT software license, see the accompanying
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2014-04-23 00:46:19 +02:00
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#ifndef BITCOIN_AMOUNT_H
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#define BITCOIN_AMOUNT_H
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2016-03-31 23:30:17 +02:00
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#include <stdint.h>
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2014-04-23 00:46:19 +02:00
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2016-04-03 13:44:01 +02:00
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/** Amount in satoshis (Can be negative) */
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2014-04-23 00:46:19 +02:00
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typedef int64_t CAmount;
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2014-10-23 02:05:11 +02:00
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static const CAmount COIN = 100000000;
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static const CAmount CENT = 1000000;
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2015-05-28 03:02:04 +02:00
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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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2014-10-23 02:05:11 +02:00
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static const 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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2014-10-02 11:25:21 +02:00
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#endif // BITCOIN_AMOUNT_H
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