-
Notifications
You must be signed in to change notification settings - Fork 92
/
bit.hpp
57 lines (49 loc) · 1.36 KB
/
bit.hpp
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
inline Bit::Bit(bool b, int party) {
if (party == PUBLIC)
bit = CircuitExecution::circ_exec->public_label(b);
else ProtocolExecution::prot_exec->feed(&bit, party, &b, 1);
}
inline Bit Bit::select(const Bit & select, const Bit & new_v) const{
Bit tmp = *this;
tmp = tmp ^ new_v;
tmp = tmp & select;
return *this ^ tmp;
}
template<typename O>
inline O Bit::reveal(int party) const {
O res;
ProtocolExecution::prot_exec->reveal(&res, party, &bit, 1);
return res;
}
template<>
inline string Bit::reveal<string>(int party) const {
bool res;
ProtocolExecution::prot_exec->reveal(&res, party, &bit, 1);
return res ? "true" : "false";
}
inline Bit Bit::operator==(const Bit& rhs) const {
return !(*this ^ rhs);
}
inline Bit Bit::operator!=(const Bit& rhs) const {
return (*this) ^ rhs;
}
inline Bit Bit::operator &(const Bit& rhs) const{
Bit res;
res.bit = CircuitExecution::circ_exec->and_gate(bit, rhs.bit);
return res;
}
inline Bit Bit::operator ^(const Bit& rhs) const{
Bit res;
res.bit = CircuitExecution::circ_exec->xor_gate(bit, rhs.bit);
return res;
}
inline Bit Bit::operator ^=(const Bit& rhs) {
this->bit = CircuitExecution::circ_exec->xor_gate(bit, rhs.bit);
return (*this);
}
inline Bit Bit::operator |(const Bit& rhs) const{
return (*this ^ rhs) ^ (*this & rhs);
}
inline Bit Bit::operator!() const {
return CircuitExecution::circ_exec->not_gate(bit);
}