From a3eb797be0f254c15c17099ac9930f52e53b36bd Mon Sep 17 00:00:00 2001
From: Filipriec <filippriec@gmail.com>
Date: Tue, 21 Apr 2026 16:27:20 +0200
Subject: [PATCH] working

---
 flake.nix              |   7 +-
 protos/Cargo.lock      | 604 +++++++++++++++++++++++++++++++++++++++++
 protos/Cargo.toml      |   7 +-
 protos/build.rs        |  24 ++
 protos/src/main.rs     |  20 +-
 protos/transport.proto |  19 ++
 6 files changed, 677 insertions(+), 4 deletions(-)
 create mode 100644 protos/build.rs
 create mode 100644 protos/transport.proto

diff --git a/flake.nix b/flake.nix
index 183cc24..861025c 100644
--- a/flake.nix
+++ b/flake.nix
@@ -20,7 +20,12 @@
           rustfmt
           pkg-config
           openssl
-	  mosquitto
+          # MQTT
+      	  mosquitto
+      	  # protobuf
+          protobuf
+          protoc-gen-doc
+    	    buf
         ];
 
         shellHook = ''
diff --git a/protos/Cargo.lock b/protos/Cargo.lock
index 41bb522..7b2e683 100644
--- a/protos/Cargo.lock
+++ b/protos/Cargo.lock
@@ -2,21 +2,217 @@
 # It is not intended for manual editing.
 version = 4
 
+[[package]]
+name = "aho-corasick"
+version = "1.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ddd31a130427c27518df266943a5308ed92d4b226cc639f5a8f1002816174301"
+dependencies = [
+ "memchr",
+]
+
+[[package]]
+name = "anyhow"
+version = "1.0.102"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7f202df86484c868dbad7eaa557ef785d5c66295e41b460ef922eca0723b842c"
+
 [[package]]
 name = "autocfg"
 version = "1.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8"
 
+[[package]]
+name = "bitflags"
+version = "2.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c4512299f36f043ab09a583e57bceb5a5aab7a73db1805848e8fef3c9e8c78b3"
+
+[[package]]
+name = "byteorder"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
+
+[[package]]
+name = "cfg-if"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9330f8b2ff13f34540b44e946ef35111825727b38d33286ef986142615121801"
+
+[[package]]
+name = "convert_case"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ec182b0ca2f35d8fc196cf3404988fd8b8c739a4d270ff118a398feb0cbec1ca"
+dependencies = [
+ "unicode-segmentation",
+]
+
+[[package]]
+name = "equivalent"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "877a4ace8713b0bcf2a4e7eec82529c029f1d0619886d18145fea96c3ffe5c0f"
+
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "39cab71617ae0d63f51a36d69f866391735b51691dbda63cf6f96d042b63efeb"
+dependencies = [
+ "libc",
+ "windows-sys",
+]
+
+[[package]]
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+version = "2.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9f1f227452a390804cdb637b74a86990f2a7d7ba4b7d5693aac9b4dd6defd8d6"
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d9c4f5dac5e15c24eb999c26181a6ca40b39fe946cbe4c263c7209467bc83af2"
+
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+checksum = "0de51e6874e94e7bf76d726fc5d13ba782deca734ff60d5bb2fb2607c7406555"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "r-efi",
+ "wasip2",
+ "wasip3",
+]
+
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+dependencies = [
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+
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+checksum = "9229cfe53dfd69f0609a49f65461bd93001ea1ef889cd5529dd176593f5338a1"
+dependencies = [
+ "foldhash",
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+
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+checksum = "2af2455f757db2b292a9b1768c4b70186d443bcb3b316252d6b540aec1cd89ed"
+dependencies = [
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+ "stable_deref_trait",
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+dependencies = [
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+ "hashbrown 0.17.0",
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+
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+
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f8ca58f447f06ed17d5fc4043ce1b10dd205e060fb3ce5b979b8ed8e59ff3f79"
+
 [[package]]
 name = "micropb"
 version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e1bfc6ec8daaec9373b02386de3f58b46c578122c48324bbee23bef86afd5240"
 dependencies = [
+ "heapless",
  "num-traits",
 ]
 
+[[package]]
+name = "micropb-gen"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1a3523f12fb45cd353092dafdce2e0c5e05b9e05bee804b5fe228d332ff3c96d"
+dependencies = [
+ "convert_case",
+ "micropb",
+ "prettyplease",
+ "proc-macro2",
+ "quote",
+ "regex",
+ "serde",
+ "syn",
+ "tempfile",
+ "toml",
+]
+
 [[package]]
 name = "num-traits"
 version = "0.2.19"
@@ -26,9 +222,417 @@ dependencies = [
  "autocfg",
 ]
 
+[[package]]
+name = "once_cell"
+version = "1.21.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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+
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+dependencies = [
+ "unicode-ident",
+]
+
 [[package]]
 name = "protos"
 version = "0.1.0"
 dependencies = [
+ "heapless",
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+ "micropb-gen",
 ]
+
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+ "anyhow",
+ "heck",
+ "wit-parser",
+]
+
+[[package]]
+name = "wit-bindgen-rust"
+version = "0.51.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b7c566e0f4b284dd6561c786d9cb0142da491f46a9fbed79ea69cdad5db17f21"
+dependencies = [
+ "anyhow",
+ "heck",
+ "indexmap",
+ "prettyplease",
+ "syn",
+ "wasm-metadata",
+ "wit-bindgen-core",
+ "wit-component",
+]
+
+[[package]]
+name = "wit-bindgen-rust-macro"
+version = "0.51.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0c0f9bfd77e6a48eccf51359e3ae77140a7f50b1e2ebfe62422d8afdaffab17a"
+dependencies = [
+ "anyhow",
+ "prettyplease",
+ "proc-macro2",
+ "quote",
+ "syn",
+ "wit-bindgen-core",
+ "wit-bindgen-rust",
+]
+
+[[package]]
+name = "wit-component"
+version = "0.244.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9d66ea20e9553b30172b5e831994e35fbde2d165325bec84fc43dbf6f4eb9cb2"
+dependencies = [
+ "anyhow",
+ "bitflags",
+ "indexmap",
+ "log",
+ "serde",
+ "serde_derive",
+ "serde_json",
+ "wasm-encoder",
+ "wasm-metadata",
+ "wasmparser",
+ "wit-parser",
+]
+
+[[package]]
+name = "wit-parser"
+version = "0.244.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ecc8ac4bc1dc3381b7f59c34f00b67e18f910c2c0f50015669dde7def656a736"
+dependencies = [
+ "anyhow",
+ "id-arena",
+ "indexmap",
+ "log",
+ "semver",
+ "serde",
+ "serde_derive",
+ "serde_json",
+ "unicode-xid",
+ "wasmparser",
+]
+
+[[package]]
+name = "zmij"
+version = "1.0.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b8848ee67ecc8aedbaf3e4122217aff892639231befc6a1b58d29fff4c2cabaa"
diff --git a/protos/Cargo.toml b/protos/Cargo.toml
index 24c6bb5..7d7b9d5 100644
--- a/protos/Cargo.toml
+++ b/protos/Cargo.toml
@@ -4,4 +4,9 @@ version = "0.1.0"
 edition = "2024"
 
 [dependencies]
-micropb = { version = "0.6.0", default-features = false}
+heapless = "0.9.2"
+micropb = { version = "0.6.0", features = ["container-heapless-0-9", "decode", "encode"] }
+# micropb = { version = "0.6.0", default-features = false, features = ["container-heapless-0-9"] }
+
+[build-dependencies]
+micropb-gen = "0.6.0"
diff --git a/protos/build.rs b/protos/build.rs
new file mode 100644
index 0000000..efd86a4
--- /dev/null
+++ b/protos/build.rs
@@ -0,0 +1,24 @@
+// // build.rs
+// use micropb_gen::{Generator, Config};
+
+// let mut generator = Generator::new();
+// generator.use_container_heapless().configure(".example.Example", Config::new().type_attributes("#[derive(Clone)]"));
+
+// generator.compile_protos(&["transport.proto"], std::env::var("OUT_DIR").unwrap() + "/example.rs").unwrap();
+
+// build.rs
+use micropb_gen::{Config, Generator};
+
+fn main() {
+    // <--- YOU MUST ADD THIS
+    let mut generator = Generator::new();
+
+    generator.use_container_heapless();
+
+    generator
+        .compile_protos(
+            &["transport.proto"],
+            std::env::var("OUT_DIR").unwrap() + "/nieco.rs",
+        )
+        .unwrap();
+} // <--- AND THIS
diff --git a/protos/src/main.rs b/protos/src/main.rs
index e7a11a9..b049bbf 100644
--- a/protos/src/main.rs
+++ b/protos/src/main.rs
@@ -1,3 +1,19 @@
-fn main() {
-    println!("Hello, world!");
+// src/main.rs
+
+mod transport {
+    #![allow(clippy::all)]
+    #![allow(nonstandard_style, dead_code, unused_imports, unused_parens)]
+    include!(concat!(env!("OUT_DIR"), "/nieco.rs"));
+}
+
+use crate::transport::ahoj_::Example;
+
+fn main() {
+    let msg = Example {
+        f_int32: 42,
+        f_bool: true,
+        ..Default::default()
+    };
+
+    println!("My message: {:?}", msg);
 }
diff --git a/protos/transport.proto b/protos/transport.proto
new file mode 100644
index 0000000..2010dd6
--- /dev/null
+++ b/protos/transport.proto
@@ -0,0 +1,19 @@
+syntax = "proto3";
+
+package ahoj;
+
+message Example {
+    int32 f_int32 = 1;
+    int64 f_int64 = 2;
+    uint32 f_uint32 = 3;
+    uint64 f_uint64 = 4;
+    sint32 f_sint32 = 5;
+    sint64 f_sint64 = 6;
+    bool f_bool = 7;
+    fixed32 f_fixed32 = 8;
+    fixed64 f_fixed64 = 9;
+    sfixed32 f_sfixed32 = 10;
+    sfixed64 f_sfixed64 = 11;
+    float f_float = 12;
+    double f_double = 13;
+}