From 1d3c3b1930aa1fb6c2d0f37f4b0d31553de78243 Mon Sep 17 00:00:00 2001
From: zegonix <jonas.s97@gmx.ch>
Date: Mon, 7 Jul 2025 14:50:20 +0200
Subject: [PATCH] (rust) ciborium!

---
 rust/Cargo.toml  |  2 +-
 rust/src/main.rs | 11 +++++++----
 2 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/rust/Cargo.toml b/rust/Cargo.toml
index 13b315e..6c59bd8 100644
--- a/rust/Cargo.toml
+++ b/rust/Cargo.toml
@@ -6,9 +6,9 @@ edition = "2021"
 [dependencies]
 anyhow = "1.0"
 chrono = { version = "0.4.41", features = ["serde"] }
+ciborium = "0.2.2"
 clap = { version = "4.5.0", features = ["derive"] }
 dirs = "5.0.1"
 serde = { version = "1.0.219", features = ["derive"] }
-serde_json = { version = "1.0.140", features = ["default"] }
 thiserror = "2.0.12"
 
diff --git a/rust/src/main.rs b/rust/src/main.rs
index 43a929d..bf2b7ee 100644
--- a/rust/src/main.rs
+++ b/rust/src/main.rs
@@ -3,7 +3,7 @@
 use chrono::{DateTime, Local, Utc};
 use dirs::config_dir;
 use serde::{self, Deserialize, Serialize};
-use serde_json;
+use ciborium;
 
 #[derive(Clone, Debug, Deserialize, Serialize)]
 pub struct TestStruct {
@@ -20,6 +20,7 @@ pub struct SubStruct {
 }
 
 fn main() -> anyhow::Result<()> {
+    let mut buffer: Vec<u8> = Vec::new();
     let test = TestStruct {
         name: "ronald yellowegger".to_owned(),
         id: 029854u128,
@@ -27,10 +28,12 @@ fn main() -> anyhow::Result<()> {
         pos: SubStruct { x: 8, y: -3 },
     };
 
-    let json = serde_json::to_string(&test)?;
+    _ = ciborium::into_writer(&test, &mut buffer)?;
 
-    println!("json = \\");
-    println!("{}", json);
+    println!("{:02x?}", buffer);
+
+    let cbor: TestStruct = ciborium::from_reader(std::io::Cursor::new(&mut buffer))?;
+    println!("deserialised cbor struct = {:#?}", cbor);
 
     Ok(())
 }