From 7297bbb864778814ed59e99d0d6b05853704f06d Mon Sep 17 00:00:00 2001
From: zirkonya <zirkonya@iridium.lan>
Date: Sun, 16 Aug 2026 15:01:43 +0200
Subject: change context representation

---
 src/codec/decode.rs | 43 +++++++++++++++++++++----------------------
 1 file changed, 21 insertions(+), 22 deletions(-)

(limited to 'src/codec/decode.rs')

diff --git a/src/codec/decode.rs b/src/codec/decode.rs
index 3e03a84..31ed725 100644
--- a/src/codec/decode.rs
+++ b/src/codec/decode.rs
@@ -1,11 +1,11 @@
 use std::{io::Read, sync::Arc};
 
-use crate::{DEFAULT_BUFFER_LEN, context::Context};
+use crate::{DEFAULT_BUFFER_LEN, codec::error::Result};
 
 macro_rules! impl_decode {
     ($type: ty) => {
-        impl Decode for $type {
-            fn decode(reader: &mut dyn Read, _: &dyn Context) -> crate::codec::error::Result<Self>
+        impl<Ctx> Decode<Ctx> for $type {
+            fn decode(reader: &mut dyn Read, _: &mut Ctx) -> Result<Self>
             where
                 Self: Sized,
             {
@@ -18,14 +18,14 @@ macro_rules! impl_decode {
     };
 }
 
-pub trait Decode {
-    fn decode(reader: &mut dyn Read, ctx: &dyn Context) -> crate::codec::error::Result<Self>
+pub trait Decode<Ctx> {
+    fn decode(reader: &mut dyn Read, ctx: &mut Ctx) -> Result<Self>
     where
         Self: Sized;
 }
 
-impl Decode for bool {
-    fn decode(reader: &mut dyn Read, _: &dyn Context) -> crate::codec::error::Result<Self>
+impl<Ctx> Decode<Ctx> for bool {
+    fn decode(reader: &mut dyn Read, _: &mut Ctx) -> Result<Self>
     where
         Self: Sized,
     {
@@ -35,8 +35,8 @@ impl Decode for bool {
     }
 }
 
-impl<T: Decode> Decode for Option<T> {
-    fn decode(reader: &mut dyn Read, ctx: &dyn Context) -> crate::codec::error::Result<Self>
+impl<Ctx, T: Decode<Ctx>> Decode<Ctx> for Option<T> {
+    fn decode(reader: &mut dyn Read, ctx: &mut Ctx) -> Result<Self>
     where
         Self: Sized,
     {
@@ -49,8 +49,8 @@ impl<T: Decode> Decode for Option<T> {
     }
 }
 
-impl<T: Decode> Decode for Vec<T> {
-    fn decode(reader: &mut dyn Read, ctx: &dyn Context) -> crate::codec::error::Result<Self>
+impl<Ctx, T: Decode<Ctx>> Decode<Ctx> for Vec<T> {
+    fn decode(reader: &mut dyn Read, ctx: &mut Ctx) -> Result<Self>
     where
         Self: Sized,
     {
@@ -63,28 +63,27 @@ impl<T: Decode> Decode for Vec<T> {
     }
 }
 
-impl Decode for String {
-    fn decode(reader: &mut dyn Read, _: &dyn Context) -> crate::codec::error::Result<Self>
+impl<Ctx> Decode<Ctx> for String {
+    fn decode(reader: &mut dyn Read, _: &mut Ctx) -> Result<Self>
     where
         Self: Sized,
     {
-        // assume reader is limited
         let mut bytes: Vec<u8> = Vec::new();
         reader.read_to_end(&mut bytes)?;
         Ok(String::from_utf8_lossy(&bytes).to_string())
     }
 }
 
-impl Decode for Arc<[u8]> {
-    fn decode(reader: &mut dyn Read, _: &dyn Context) -> crate::codec::error::Result<Self> {
+impl<Ctx> Decode<Ctx> for Arc<[u8]> {
+    fn decode(reader: &mut dyn Read, _: &mut Ctx) -> Result<Self> {
         let mut buf = Vec::with_capacity(DEFAULT_BUFFER_LEN);
         reader.read_to_end(&mut buf)?;
         Ok(Arc::<[u8]>::from(buf.into_boxed_slice()))
     }
 }
 
-impl<const S: usize> Decode for [u8; S] {
-    fn decode(reader: &mut dyn Read, _: &dyn Context) -> crate::codec::error::Result<Self>
+impl<Ctx, const S: usize> Decode<Ctx> for [u8; S] {
+    fn decode(reader: &mut dyn Read, _: &mut Ctx) -> Result<Self>
     where
         Self: Sized,
     {
@@ -108,8 +107,8 @@ impl_decode!(i64);
 impl_decode!(i128);
 impl_decode!(isize);
 
-impl Decode for f64 {
-    fn decode(reader: &mut dyn Read, ctx: &dyn Context) -> crate::codec::error::Result<Self>
+impl<Ctx> Decode<Ctx> for f64 {
+    fn decode(reader: &mut dyn Read, ctx: &mut Ctx) -> Result<Self>
     where
         Self: Sized,
     {
@@ -119,8 +118,8 @@ impl Decode for f64 {
     }
 }
 
-impl Decode for f32 {
-    fn decode(reader: &mut dyn Read, ctx: &dyn Context) -> crate::codec::error::Result<Self>
+impl<Ctx> Decode<Ctx> for f32 {
+    fn decode(reader: &mut dyn Read, ctx: &mut Ctx) -> Result<Self>
     where
         Self: Sized,
     {
-- 
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