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
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
/*
* // Copyright (c) 2016-2019, Jaguar0625, gimre, BloodyRookie, Tech Bureau, Corp.
* // Copyright (c) 2020-present, Jaguar0625, gimre, BloodyRookie.
* // All rights reserved.
* //
* // This file is part of Catapult.
* //
* // Catapult is free software: you can redistribute it and/or modify
* // it under the terms of the GNU Lesser General Public License as published by
* // the Free Software Foundation, either version 3 of the License, or
* // (at your option) any later version.
* //
* // Catapult is distributed in the hope that it will be useful,
* // but WITHOUT ANY WARRANTY; without even the implied warranty of
* // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* // GNU Lesser General Public License for more details.
* //
* // You should have received a copy of the GNU Lesser General Public License
* // along with Catapult. If not, see <http://www.gnu.org/licenses/>.
*/
use super::address_dto::*;
use super::address_dto::*;
use super::generator_utils::*;
use super::state_header_builder::*;
/// Binary layout for a multisig entry.
#[derive(Debug, Clone)]
pub struct MultisigEntryBuilder {
/// State header.
super_object: StateHeaderBuilder,
/// Minimum approval for modifications.
min_approval: u32,
/// Minimum approval for removal.
min_removal: u32,
/// Account address.
account_address: AddressDto,
/// Cosignatories for account.
cosignatory_addresses: Vec<AddressDto>,
/// Accounts for which the entry is cosignatory.
multisig_addresses: Vec<AddressDto>,
}
impl MultisigEntryBuilder {
/// Creates an instance of MultisigEntryBuilder from binary payload.
/// payload: Byte payload to use to serialize the object.
/// # Returns
/// A MultisigEntryBuilder.
pub fn from_binary(_bytes: &[u8]) -> Self {
let super_object = StateHeaderBuilder::from_binary(_bytes);
let mut _bytes = _bytes[super_object.get_size()..].to_vec();
let buf = fixed_bytes::<4>(&_bytes);
let min_approval = u32::from_le_bytes(buf); // kind:SIMPLE
let _bytes = (&_bytes[4..]).to_vec();
let buf = fixed_bytes::<4>(&_bytes);
let min_removal = u32::from_le_bytes(buf); // kind:SIMPLE
let _bytes = (&_bytes[4..]).to_vec();
let account_address = AddressDto::from_binary(&_bytes); // kind:CUSTOM1
let mut _bytes = _bytes[account_address.get_size()..].to_vec();
let buf = fixed_bytes::<8>(&_bytes);
let cosignatoryAddressesCount = u64::from_le_bytes(buf); // kind:SIZE_FIELD
let mut _bytes = (&_bytes[8..]).to_vec();
let mut cosignatory_addresses: Vec<AddressDto> = vec![]; // kind:ARRAY
let mut _bytes = _bytes.to_vec();
for _ in 0..cosignatoryAddressesCount {
let item = AddressDto::from_binary(&_bytes);
cosignatory_addresses.push(item.clone());
_bytes = (&_bytes[item.get_size()..]).to_vec();
}
let buf = fixed_bytes::<8>(&_bytes);
let multisigAddressesCount = u64::from_le_bytes(buf); // kind:SIZE_FIELD
let mut _bytes = (&_bytes[8..]).to_vec();
let mut multisig_addresses: Vec<AddressDto> = vec![]; // kind:ARRAY
let mut _bytes = _bytes.to_vec();
for _ in 0..multisigAddressesCount {
let item = AddressDto::from_binary(&_bytes);
multisig_addresses.push(item.clone());
_bytes = (&_bytes[item.get_size()..]).to_vec();
}
MultisigEntryBuilder { super_object, min_approval, min_removal, account_address, cosignatory_addresses, multisig_addresses }
}
/// Gets minimum approval for modifications.
///
/// # Returns
/// A Minimum approval for modifications.
pub fn get_min_approval(&self) -> u32 {
self.min_approval.clone()
}
/// Gets minimum approval for removal.
///
/// # Returns
/// A Minimum approval for removal.
pub fn get_min_removal(&self) -> u32 {
self.min_removal.clone()
}
/// Gets account address.
///
/// # Returns
/// A Account address.
pub fn get_account_address(&self) -> AddressDto {
self.account_address.clone()
}
/// Gets cosignatories for account.
///
/// # Returns
/// A Cosignatories for account.
pub fn get_cosignatory_addresses(&self) -> Vec<AddressDto> {
self.cosignatory_addresses.clone() // ARRAY or FILL_ARRAY
}
/// Gets accounts for which the entry is cosignatory.
///
/// # Returns
/// A Accounts for which the entry is cosignatory.
pub fn get_multisig_addresses(&self) -> Vec<AddressDto> {
self.multisig_addresses.clone() // ARRAY or FILL_ARRAY
}
/// Gets the size of the type.
///
/// Returns:
/// A size in bytes.
pub fn get_size(&self) -> usize {
let mut size = self.super_object.get_size();
size += 4; // min_approval;
size += 4; // min_removal;
size += self.account_address.get_size(); // account_address;
size += 8; // cosignatory_addresses_count;
size += self.cosignatory_addresses.iter().map(|item| item.get_size()).sum::<usize>(); // array or fill_array;
size += 8; // multisig_addresses_count;
size += self.multisig_addresses.iter().map(|item| item.get_size()).sum::<usize>(); // array or fill_array;
size
}
/// Serializes self to bytes.
///
/// # Returns
/// A Serialized bytes.
pub fn serializer(&self) -> Vec<u8> {
let mut buf: Vec<u8> = vec![];
buf.append(&mut self.super_object.serializer());
buf.append(&mut self.get_min_approval().to_le_bytes().to_vec()); // kind:SIMPLE
buf.append(&mut self.get_min_removal().to_le_bytes().to_vec()); // kind:SIMPLE
buf.append(&mut self.account_address.serializer()); // kind:CUSTOM
buf.append(&mut (self.get_cosignatory_addresses().len() as u64).to_le_bytes().to_vec()); // kind:SIZE_FIELD
for i in &self.cosignatory_addresses {
buf.append(&mut i.serializer()); // kind:ARRAY|FILL_ARRAY
}
buf.append(&mut (self.get_multisig_addresses().len() as u64).to_le_bytes().to_vec()); // kind:SIZE_FIELD
for i in &self.multisig_addresses {
buf.append(&mut i.serializer()); // kind:ARRAY|FILL_ARRAY
}
buf
}
}