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Added size and memory layout to VecZnxBig, VecZnxDft and VmpPmat

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This commit is contained in:
Jean-Philippe Bossuat
2025-04-25 09:19:47 +02:00
parent f0eaddb63e
commit 3bdddd3857
22 changed files with 195 additions and 119 deletions
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6
rlwe/src/encryptor.rs
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@@ -108,7 +108,7 @@ impl EncryptorSk {
}
pub fn encrypt_rlwe_sk_tmp_bytes(module: &Module, log_base2k: usize, log_q: usize) -> usize {
module.bytes_of_vec_znx_dft((log_q + log_base2k - 1) / log_base2k) + module.vec_znx_big_normalize_tmp_bytes()
module.bytes_of_vec_znx_dft(1, (log_q + log_base2k - 1) / log_base2k) + module.vec_znx_big_normalize_tmp_bytes()
}
pub fn encrypt_rlwe_sk(
module: &Module,
@@ -151,10 +151,10 @@ fn encrypt_rlwe_sk_core<const PT_POS: u8>(
// c1 <- Z_{2^prec}[X]/(X^{N}+1)
module.fill_uniform(log_base2k, c1, cols, source_xa);
let (tmp_bytes_vec_znx_dft, tmp_bytes_normalize) = tmp_bytes.split_at_mut(module.bytes_of_vec_znx_dft(cols));
let (tmp_bytes_vec_znx_dft, tmp_bytes_normalize) = tmp_bytes.split_at_mut(module.bytes_of_vec_znx_dft(1, cols));
// Scratch space for DFT values
let mut buf_dft: VecZnxDft = VecZnxDft::from_bytes_borrow(module, cols, tmp_bytes_vec_znx_dft);
let mut buf_dft: VecZnxDft = VecZnxDft::from_bytes_borrow(module, 1, cols, tmp_bytes_vec_znx_dft);
// Applies buf_dft <- DFT(s) * DFT(c1)
module.svp_apply_dft(&mut buf_dft, sk, c1);