[go: up one dir, main page]

hal 0.4.4

hal - the Bitcoin companion
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
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133

use bitcoin::consensus::encode::serialize;
use bitcoin::hashes::sha256d;
use bitcoin::util::hash::BitcoinHash;
use bitcoin::{Address, Network, Script, Transaction, TxIn, TxOut};
use serde::{Deserialize, Serialize};

#[derive(Clone, PartialEq, Eq, Debug, Deserialize, Serialize)]
pub struct InputScriptInfo {
	pub hex: Option<::HexBytes>,
	pub asm: Option<String>,
}

pub struct InputScript<'a>(pub &'a Script);

impl<'a> ::GetInfo<InputScriptInfo> for InputScript<'a> {
	fn get_info(&self, _network: Network) -> InputScriptInfo {
		InputScriptInfo {
			hex: Some(self.0.to_bytes().into()),
			asm: Some(self.0.asm()),
		}
	}
}

#[derive(Clone, PartialEq, Eq, Debug, Deserialize, Serialize)]
pub struct InputInfo {
	pub prevout: Option<String>,
	pub txid: Option<sha256d::Hash>,
	pub vout: Option<u32>,
	pub script_sig: Option<InputScriptInfo>,
	pub sequence: Option<u32>,
	pub witness: Option<Vec<::HexBytes>>,
}

impl ::GetInfo<InputInfo> for TxIn {
	fn get_info(&self, network: Network) -> InputInfo {
		InputInfo {
			prevout: Some(self.previous_output.to_string()),
			txid: Some(self.previous_output.txid),
			vout: Some(self.previous_output.vout),
			sequence: Some(self.sequence),
			script_sig: Some(InputScript(&self.script_sig).get_info(network)),
			witness: if self.witness.len() > 0 {
				Some(self.witness.iter().map(|h| h.clone().into()).collect())
			} else {
				None
			},
		}
	}
}

#[derive(Clone, PartialEq, Eq, Debug, Deserialize, Serialize)]
pub struct OutputScriptInfo {
	pub hex: Option<::HexBytes>,
	pub asm: Option<String>,
	#[serde(skip_serializing_if = "Option::is_none", rename = "type")]
	pub type_: Option<String>,
	#[serde(skip_serializing_if = "Option::is_none")]
	pub address: Option<Address>,
}

pub struct OutputScript<'a>(pub &'a Script);

impl<'a> ::GetInfo<OutputScriptInfo> for OutputScript<'a> {
	fn get_info(&self, network: Network) -> OutputScriptInfo {
		OutputScriptInfo {
			hex: Some(self.0.to_bytes().into()),
			asm: Some(self.0.asm()),
			type_: Some(
				if self.0.is_p2pk() {
					"p2pk"
				} else if self.0.is_p2pkh() {
					"p2pkh"
				} else if self.0.is_op_return() {
					"opreturn"
				} else if self.0.is_p2sh() {
					"p2sh"
				} else if self.0.is_v0_p2wpkh() {
					"p2wpkh"
				} else if self.0.is_v0_p2wsh() {
					"p2wsh"
				} else {
					"unknown"
				}
				.to_owned(),
			),
			address: Address::from_script(&self.0, network),
		}
	}
}

#[derive(Clone, PartialEq, Eq, Debug, Deserialize, Serialize)]
pub struct OutputInfo {
	pub value: Option<u64>,
	pub script_pub_key: Option<OutputScriptInfo>,
}

impl ::GetInfo<OutputInfo> for TxOut {
	fn get_info(&self, network: Network) -> OutputInfo {
		OutputInfo {
			value: Some(self.value),
			script_pub_key: Some(OutputScript(&self.script_pubkey).get_info(network)),
		}
	}
}

#[derive(Clone, PartialEq, Eq, Debug, Deserialize, Serialize)]
pub struct TransactionInfo {
	pub txid: Option<sha256d::Hash>,
	pub hash: Option<sha256d::Hash>,
	pub size: Option<usize>,
	pub weight: Option<usize>,
	pub vsize: Option<usize>,
	pub version: Option<u32>,
	pub locktime: Option<u32>,
	pub inputs: Option<Vec<InputInfo>>,
	pub outputs: Option<Vec<OutputInfo>>,
}

impl ::GetInfo<TransactionInfo> for Transaction {
	fn get_info(&self, network: Network) -> TransactionInfo {
		TransactionInfo {
			txid: Some(self.txid()),
			hash: Some(self.bitcoin_hash()),
			version: Some(self.version),
			locktime: Some(self.lock_time),
			size: Some(serialize(self).len()),
			weight: Some(self.get_weight() as usize),
			vsize: Some((self.get_weight() / 4) as usize),
			inputs: Some(self.input.iter().map(|i| i.get_info(network)).collect()),
			outputs: Some(self.output.iter().map(|o| o.get_info(network)).collect()),
		}
	}
}