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Mayeul@Zama
2023-12-14 13:24:17 +01:00
parent b26f9b1c54
commit 0609d7f4c6
1 changed files with 4 additions and 15 deletions
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19
tfhe/src/shortint/server_key/mod.rs
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@@ -463,11 +463,9 @@ impl DServerKey {
/// assert_eq!(dec, (msg * msg * msg) % modulus);
/// ```
pub fn apply_lookup_table(&self, ct: Ciphertext, acc: LookupTableOwned) -> Ciphertext {
let mut ct_res = ct.clone();
self.apply_lookup_table_assign(&mut ct_res, acc);
ct_res
DISPATCHER
.world
.block_on(self.apply_lookup_table_future(ct, acc))
}
pub fn apply_lookup_table_future(
@@ -488,16 +486,7 @@ impl DServerKey {
}
pub fn apply_lookup_table_assign(&self, ct: &mut Ciphertext, acc: LookupTableOwned) {
match self.0.pbs_order {
PBSOrder::KeyswitchBootstrap => {
// This updates the ciphertext degree
self.0.keyswitch_programmable_bootstrap_assign(ct, &acc);
}
PBSOrder::BootstrapKeyswitch => {
// This updates the ciphertext degree
self.0.programmable_bootstrap_keyswitch_assign(ct, &acc);
}
};
*ct = self.apply_lookup_table(ct.clone(), acc)
}
/// Applies the given function to the message of a ciphertext
/// The input is reduced to the message space before the funciton application