libzcash_script 0.1.0

ffi bindings to zcashd's zcash_script library
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51

// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2014 The Bitcoin Core developers
// Copyright (c) 2016-2023 The Zcash developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or https://www.opensource.org/licenses/mit-license.php .

#ifndef BITCOIN_CONSENSUS_CONSENSUS_H
#define BITCOIN_CONSENSUS_CONSENSUS_H

#include <stdint.h>

/** The minimum allowed block version (network rule) */
static const int32_t MIN_BLOCK_VERSION = 4;
/** The minimum allowed transaction version (network rule) */
static const int32_t SPROUT_MIN_TX_VERSION = 1;
/** The minimum allowed Overwinter transaction version (network rule) */
static const int32_t OVERWINTER_MIN_TX_VERSION = 3;
/** The maximum allowed Overwinter transaction version (network rule) */
static const int32_t OVERWINTER_MAX_TX_VERSION = 3;
/** The minimum allowed Sapling transaction version (network rule) */
static const int32_t SAPLING_MIN_TX_VERSION = 4;
/** The maximum allowed Sapling transaction version (network rule) */
static const int32_t SAPLING_MAX_TX_VERSION = 4;
/** The minimum allowed ZIP225 transaction version (network rule) */
static const int32_t ZIP225_MIN_TX_VERSION = 5;
/** The maximum allowed ZIP225 transaction version (network rule) */
static const int32_t ZIP225_MAX_TX_VERSION = 5;
/** The maximum allowed size for a serialized block, in bytes (network rule) */
static const unsigned int MAX_BLOCK_SIZE = 2000000;
/** The maximum allowed number of signature check operations in a block (network rule) */
static const unsigned int MAX_BLOCK_SIGOPS = 20000;
/** The maximum size of a transaction (network rule) */
static const unsigned int MAX_TX_SIZE_BEFORE_SAPLING = 100000;
static const unsigned int MAX_TX_SIZE_AFTER_SAPLING = MAX_BLOCK_SIZE;
/** Coinbase transaction outputs can only be spent after this number of new blocks (network rule) */
static const int COINBASE_MATURITY = 100;
/** The minimum value which is invalid for expiry height, used by CTransaction and CMutableTransaction */
static constexpr uint32_t TX_EXPIRY_HEIGHT_THRESHOLD = 500000000;
/** The number of blocks after Canopy activation after which v1 plaintexts will be rejected */
static const unsigned int ZIP212_GRACE_PERIOD = 32256;

/** Flags for LockTime() */
enum {
    /* Use GetMedianTimePast() instead of nTime for end point timestamp. */
    LOCKTIME_MEDIAN_TIME_PAST = (1 << 1),
};

/** Used as the flags parameter to CheckFinalTx() in non-consensus code */
static const unsigned int STANDARD_LOCKTIME_VERIFY_FLAGS = LOCKTIME_MEDIAN_TIME_PAST;

#endif // BITCOIN_CONSENSUS_CONSENSUS_H