From 312ecc7f2f0ebbe6bc3143bfc587637c23d99f32 Mon Sep 17 00:00:00 2001
From: Jean-Philippe Bossuat <jeanphilippe.bossuat@gmail.com>
Date: Thu, 9 Oct 2025 17:13:43 +0200
Subject: [PATCH] removed self from PrepareScratch trait

---
 poulpy-core/src/layouts/prepared/gglwe_atk.rs       | 4 ++--
 poulpy-core/src/layouts/prepared/gglwe_ct.rs        | 2 +-
 poulpy-core/src/layouts/prepared/gglwe_ksk.rs       | 4 ++--
 poulpy-core/src/layouts/prepared/gglwe_tsk.rs       | 4 ++--
 poulpy-core/src/layouts/prepared/ggsw_ct.rs         | 2 +-
 poulpy-core/src/layouts/prepared/glwe_pk.rs         | 2 +-
 poulpy-core/src/layouts/prepared/glwe_sk.rs         | 2 +-
 poulpy-core/src/layouts/prepared/glwe_to_lwe_ksk.rs | 4 ++--
 poulpy-core/src/layouts/prepared/lwe_ksk.rs         | 4 ++--
 poulpy-core/src/layouts/prepared/lwe_to_glwe_ksk.rs | 4 ++--
 poulpy-core/src/layouts/prepared/mod.rs             | 2 +-
 11 files changed, 17 insertions(+), 17 deletions(-)

diff --git a/poulpy-core/src/layouts/prepared/gglwe_atk.rs b/poulpy-core/src/layouts/prepared/gglwe_atk.rs
index fadb9f3..3f59b97 100644
--- a/poulpy-core/src/layouts/prepared/gglwe_atk.rs
+++ b/poulpy-core/src/layouts/prepared/gglwe_atk.rs
@@ -114,8 +114,8 @@ impl<DR: DataRef, B: Backend, A: GGLWEInfos> PrepareScratchSpace<B, A> for GGLWE
 where
     GGLWESwitchingKeyPrepared<DR, B>: PrepareScratchSpace<B, A>,
 {
-    fn prepare_scratch_space(&self, module: &Module<B>, infos: &A) -> usize {
-        self.key.prepare_scratch_space(module, infos)
+    fn prepare_scratch_space(module: &Module<B>, infos: &A) -> usize {
+        GGLWESwitchingKeyPrepared::<DR, B>::prepare_scratch_space(module, infos)
     }
 }
 
diff --git a/poulpy-core/src/layouts/prepared/gglwe_ct.rs b/poulpy-core/src/layouts/prepared/gglwe_ct.rs
index 18b437f..a0c93fc 100644
--- a/poulpy-core/src/layouts/prepared/gglwe_ct.rs
+++ b/poulpy-core/src/layouts/prepared/gglwe_ct.rs
@@ -264,7 +264,7 @@ impl<DR: DataRef, B: Backend, A: GGLWEInfos> PrepareScratchSpace<B, A> for GGLWE
 where
     Module<B>: VmpPrepareTmpBytes,
 {
-    fn prepare_scratch_space(&self, module: &Module<B>, infos: &A) -> usize {
+    fn prepare_scratch_space(module: &Module<B>, infos: &A) -> usize {
         module.vmp_prepare_tmp_bytes(
             infos.dnum().into(),
             infos.rank_in().into(),
diff --git a/poulpy-core/src/layouts/prepared/gglwe_ksk.rs b/poulpy-core/src/layouts/prepared/gglwe_ksk.rs
index 495666f..f061641 100644
--- a/poulpy-core/src/layouts/prepared/gglwe_ksk.rs
+++ b/poulpy-core/src/layouts/prepared/gglwe_ksk.rs
@@ -119,8 +119,8 @@ impl<DR: DataRef, B: Backend, A: GGLWEInfos> PrepareScratchSpace<B, A> for GGLWE
 where
     GGLWECiphertextPrepared<DR, B>: PrepareScratchSpace<B, A>,
 {
-    fn prepare_scratch_space(&self, module: &Module<B>, infos: &A) -> usize {
-        self.key.prepare_scratch_space(module, infos)
+    fn prepare_scratch_space(module: &Module<B>, infos: &A) -> usize {
+        GGLWECiphertextPrepared::<DR, B>::prepare_scratch_space(module, infos)
     }
 }
 
diff --git a/poulpy-core/src/layouts/prepared/gglwe_tsk.rs b/poulpy-core/src/layouts/prepared/gglwe_tsk.rs
index fd2700a..6a6dc01 100644
--- a/poulpy-core/src/layouts/prepared/gglwe_tsk.rs
+++ b/poulpy-core/src/layouts/prepared/gglwe_tsk.rs
@@ -155,8 +155,8 @@ impl<DR: DataRef, B: Backend, A: GGLWEInfos> PrepareScratchSpace<B, A> for GGLWE
 where
     GGLWESwitchingKeyPrepared<DR, B>: PrepareScratchSpace<B, A>,
 {
-    fn prepare_scratch_space(&self, module: &Module<B>, infos: &A) -> usize {
-        self.keys[0].prepare_scratch_space(module, infos)
+    fn prepare_scratch_space(module: &Module<B>, infos: &A) -> usize {
+        GGLWESwitchingKeyPrepared::<DR, B>::prepare_scratch_space(module, infos)
     }
 }
 
diff --git a/poulpy-core/src/layouts/prepared/ggsw_ct.rs b/poulpy-core/src/layouts/prepared/ggsw_ct.rs
index ccdf310..3d67467 100644
--- a/poulpy-core/src/layouts/prepared/ggsw_ct.rs
+++ b/poulpy-core/src/layouts/prepared/ggsw_ct.rs
@@ -262,7 +262,7 @@ impl<DR: DataRef, B: Backend, A: GGSWInfos> PrepareScratchSpace<B, A> for GGSWCi
 where
     Module<B>: VmpPrepareTmpBytes,
 {
-    fn prepare_scratch_space(&self, module: &Module<B>, infos: &A) -> usize {
+    fn prepare_scratch_space(module: &Module<B>, infos: &A) -> usize {
         module.vmp_prepare_tmp_bytes(
             infos.dnum().into(),
             (infos.rank() + 1).into(),
diff --git a/poulpy-core/src/layouts/prepared/glwe_pk.rs b/poulpy-core/src/layouts/prepared/glwe_pk.rs
index d06fc30..c97dd4f 100644
--- a/poulpy-core/src/layouts/prepared/glwe_pk.rs
+++ b/poulpy-core/src/layouts/prepared/glwe_pk.rs
@@ -181,7 +181,7 @@ where
 }
 
 impl<DR: DataRef, B: Backend, A: GLWEInfos> PrepareScratchSpace<B, A> for GLWEPublicKeyPrepared<DR, B> {
-    fn prepare_scratch_space(&self, _module: &Module<B>, _infos: &A) -> usize {
+    fn prepare_scratch_space(_module: &Module<B>, _infos: &A) -> usize {
         0
     }
 }
diff --git a/poulpy-core/src/layouts/prepared/glwe_sk.rs b/poulpy-core/src/layouts/prepared/glwe_sk.rs
index 7aa0fd9..e8c42ee 100644
--- a/poulpy-core/src/layouts/prepared/glwe_sk.rs
+++ b/poulpy-core/src/layouts/prepared/glwe_sk.rs
@@ -86,7 +86,7 @@ impl<D: Data, B: Backend> GLWESecretPrepared<D, B> {
 }
 
 impl<DR: DataRef, B: Backend, A: GLWEInfos> PrepareScratchSpace<B, A> for GLWESecretPrepared<DR, B> {
-    fn prepare_scratch_space(&self, _module: &Module<B>, _infos: &A) -> usize {
+    fn prepare_scratch_space(_module: &Module<B>, _infos: &A) -> usize {
         0
     }
 }
diff --git a/poulpy-core/src/layouts/prepared/glwe_to_lwe_ksk.rs b/poulpy-core/src/layouts/prepared/glwe_to_lwe_ksk.rs
index 2d5ba3e..59d2bbd 100644
--- a/poulpy-core/src/layouts/prepared/glwe_to_lwe_ksk.rs
+++ b/poulpy-core/src/layouts/prepared/glwe_to_lwe_ksk.rs
@@ -117,8 +117,8 @@ impl<DR: DataRef, B: Backend, A: GGLWEInfos> PrepareScratchSpace<B, A> for GLWET
 where
     GGLWESwitchingKeyPrepared<DR, B>: PrepareScratchSpace<B, A>,
 {
-    fn prepare_scratch_space(&self, module: &Module<B>, infos: &A) -> usize {
-        self.0.prepare_scratch_space(module, infos)
+    fn prepare_scratch_space(module: &Module<B>, infos: &A) -> usize {
+        GGLWESwitchingKeyPrepared::<DR, B>::prepare_scratch_space(module, infos)
     }
 }
 
diff --git a/poulpy-core/src/layouts/prepared/lwe_ksk.rs b/poulpy-core/src/layouts/prepared/lwe_ksk.rs
index c938fe4..b120e37 100644
--- a/poulpy-core/src/layouts/prepared/lwe_ksk.rs
+++ b/poulpy-core/src/layouts/prepared/lwe_ksk.rs
@@ -126,8 +126,8 @@ impl<DR: DataRef, B: Backend, A: GGLWEInfos> PrepareScratchSpace<B, A> for LWESw
 where
     GGLWESwitchingKeyPrepared<DR, B>: PrepareScratchSpace<B, A>,
 {
-    fn prepare_scratch_space(&self, module: &Module<B>, infos: &A) -> usize {
-        self.0.prepare_scratch_space(module, infos)
+    fn prepare_scratch_space(module: &Module<B>, infos: &A) -> usize {
+        GGLWESwitchingKeyPrepared::<DR, B>::prepare_scratch_space(module, infos)
     }
 }
 
diff --git a/poulpy-core/src/layouts/prepared/lwe_to_glwe_ksk.rs b/poulpy-core/src/layouts/prepared/lwe_to_glwe_ksk.rs
index bd8184b..fc792f0 100644
--- a/poulpy-core/src/layouts/prepared/lwe_to_glwe_ksk.rs
+++ b/poulpy-core/src/layouts/prepared/lwe_to_glwe_ksk.rs
@@ -118,8 +118,8 @@ impl<DR: DataRef, B: Backend, A: GGLWEInfos> PrepareScratchSpace<B, A> for LWETo
 where
     GGLWESwitchingKeyPrepared<DR, B>: PrepareScratchSpace<B, A>,
 {
-    fn prepare_scratch_space(&self, module: &Module<B>, infos: &A) -> usize {
-        self.0.prepare_scratch_space(module, infos)
+    fn prepare_scratch_space(module: &Module<B>, infos: &A) -> usize {
+        GGLWESwitchingKeyPrepared::<DR, B>::prepare_scratch_space(module, infos)
     }
 }
 
diff --git a/poulpy-core/src/layouts/prepared/mod.rs b/poulpy-core/src/layouts/prepared/mod.rs
index fdf3f09..eb47848 100644
--- a/poulpy-core/src/layouts/prepared/mod.rs
+++ b/poulpy-core/src/layouts/prepared/mod.rs
@@ -22,7 +22,7 @@ pub use lwe_to_glwe_ksk::*;
 use poulpy_hal::layouts::{Backend, Module, Scratch};
 
 pub trait PrepareScratchSpace<B: Backend, T> {
-    fn prepare_scratch_space(&self, module: &Module<B>, infos: &T) -> usize;
+    fn prepare_scratch_space(module: &Module<B>, infos: &T) -> usize;
 }
 
 pub trait PrepareAlloc<B: Backend, T> {