add bytechecking for txconfig, drop repr(c)

Cargo.lock

@@ -571,7 +571,18 @@ version = "0.6.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8b6372023ac861f6e6dc89c8344a8f398fb42aaba2b5dbc649ca0c0e9dbcb627"
 dependencies = [
- "bytecheck_derive",
+ "bytecheck_derive 0.6.11",
+ "ptr_meta",
+ "simdutf8",
+]
+
+[[package]]
+name = "bytecheck"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "41502630fe304ce54cbb2f8389e017784dee2b0328147779fcbe43b9db06d35d"
+dependencies = [
+ "bytecheck_derive 0.7.0",
  "ptr_meta",
  "simdutf8",
 ]
@@ -587,6 +598,17 @@ dependencies = [
  "syn 1.0.109",
 ]
 
+[[package]]
+name = "bytecheck_derive"
+version = "0.7.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eda88c587085bc07dc201ab9df871bd9baa5e07f7754b745e4d7194b43ac1eda"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "bytemuck"
 version = "1.13.1"
@@ -905,6 +927,7 @@ dependencies = [
 name = "cuttle"
 version = "0.1.0"
 dependencies = [
+ "bytecheck 0.7.0",
  "clap",
  "eframe",
  "egui_extras",
@@ -2513,7 +2536,7 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "581008d2099240d37fb08d77ad713bcaec2c4d89d50b5b21a8bb1996bbab68ab"
 dependencies = [
- "bytecheck",
+ "bytecheck 0.6.11",
 ]
 
 [[package]]
@@ -2557,7 +2580,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0200c8230b013893c0b2d6213d6ec64ed2b9be2e0e016682b7224ff82cff5c58"
 dependencies = [
  "bitvec",
- "bytecheck",
+ "bytecheck 0.6.11",
  "hashbrown 0.12.3",
  "ptr_meta",
  "rend",

Cargo.toml

@@ -8,6 +8,7 @@ default = ["desktop"]
 desktop = ["dep:clap", "dep:eframe", "dep:egui_extras", "dep:fast_qr", "dep:png"]
 
 [dependencies]
+bytecheck = "0.7"
 clap = { version = "4.3", optional = true, features = ["derive", "env"] }
 eframe = { version = "0.22", default-features = false, optional = true, features = ["default_fonts", "wgpu", "tts", "accesskit"] }
 egui_extras = { version = "0.22", default-features = false, optional = true, features = ["chrono", "image"] }

src/lib.rs

@@ -70,7 +70,7 @@ pub enum StreamStatus {
 }
 
 #[derive(Debug, Clone, PartialEq, Eq, Archive, Serialize, Deserialize)]
-#[repr(C)]
+#[archive(check_bytes)]
 pub struct TxConfig {
     pub len: u64,
     pub mtu: u16,