poulpy_core/layouts/
glwe_sk.rs

1use poulpy_hal::{
2    layouts::{Data, DataMut, DataRef, ReaderFrom, ScalarZnx, WriterTo, ZnxInfos, ZnxZero},
3    source::Source,
4};
5
6use crate::dist::Distribution;
7
8#[derive(PartialEq, Eq, Clone)]
9pub struct GLWESecret<D: Data> {
10    pub(crate) data: ScalarZnx<D>,
11    pub(crate) dist: Distribution,
12}
13
14impl GLWESecret<Vec<u8>> {
15    pub fn alloc(n: usize, rank: usize) -> Self {
16        Self {
17            data: ScalarZnx::alloc(n, rank),
18            dist: Distribution::NONE,
19        }
20    }
21
22    pub fn bytes_of(n: usize, rank: usize) -> usize {
23        ScalarZnx::alloc_bytes(n, rank)
24    }
25}
26
27impl<D: Data> GLWESecret<D> {
28    pub fn n(&self) -> usize {
29        self.data.n()
30    }
31
32    pub fn log_n(&self) -> usize {
33        self.data.log_n()
34    }
35
36    pub fn rank(&self) -> usize {
37        self.data.cols()
38    }
39}
40
41impl<D: DataMut> GLWESecret<D> {
42    pub fn fill_ternary_prob(&mut self, prob: f64, source: &mut Source) {
43        (0..self.rank()).for_each(|i| {
44            self.data.fill_ternary_prob(i, prob, source);
45        });
46        self.dist = Distribution::TernaryProb(prob);
47    }
48
49    pub fn fill_ternary_hw(&mut self, hw: usize, source: &mut Source) {
50        (0..self.rank()).for_each(|i| {
51            self.data.fill_ternary_hw(i, hw, source);
52        });
53        self.dist = Distribution::TernaryFixed(hw);
54    }
55
56    pub fn fill_binary_prob(&mut self, prob: f64, source: &mut Source) {
57        (0..self.rank()).for_each(|i| {
58            self.data.fill_binary_prob(i, prob, source);
59        });
60        self.dist = Distribution::BinaryProb(prob);
61    }
62
63    pub fn fill_binary_hw(&mut self, hw: usize, source: &mut Source) {
64        (0..self.rank()).for_each(|i| {
65            self.data.fill_binary_hw(i, hw, source);
66        });
67        self.dist = Distribution::BinaryFixed(hw);
68    }
69
70    pub fn fill_binary_block(&mut self, block_size: usize, source: &mut Source) {
71        (0..self.rank()).for_each(|i| {
72            self.data.fill_binary_block(i, block_size, source);
73        });
74        self.dist = Distribution::BinaryBlock(block_size);
75    }
76
77    pub fn fill_zero(&mut self) {
78        self.data.zero();
79        self.dist = Distribution::ZERO;
80    }
81}
82
83impl<D: DataMut> ReaderFrom for GLWESecret<D> {
84    fn read_from<R: std::io::Read>(&mut self, reader: &mut R) -> std::io::Result<()> {
85        match Distribution::read_from(reader) {
86            Ok(dist) => self.dist = dist,
87            Err(e) => return Err(e),
88        }
89        self.data.read_from(reader)
90    }
91}
92
93impl<D: DataRef> WriterTo for GLWESecret<D> {
94    fn write_to<W: std::io::Write>(&self, writer: &mut W) -> std::io::Result<()> {
95        match self.dist.write_to(writer) {
96            Ok(()) => {}
97            Err(e) => return Err(e),
98        }
99        self.data.write_to(writer)
100    }
101}
poulpy_core/layouts/glwe_sk.rs

poulpy_core/layouts/
glwe_sk.rs
