abigen: try getting headers

.gitmodules

@@ -1,3 +1,6 @@
 [submodule "proto/proto"]
 	path = proto/proto
 	url = https://github.com/SteamDatabase/Protobufs
+[submodule "abigen/proton"]
+	path = abigen/proton
+	url = https://github.com/ValveSoftware/Proton

Cargo.lock

@@ -197,6 +197,26 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
+[[package]]
+name = "clang"
+version = "2.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "84c044c781163c001b913cd018fc95a628c50d0d2dfea8bca77dad71edb16e37"
+dependencies = [
+ "clang-sys",
+ "libc",
+]
+
+[[package]]
+name = "clang-sys"
+version = "1.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0b023947811758c97c59bf9d1c188fd619ad4718dcaa767947df1cadb14f39f4"
+dependencies = [
+ "glob",
+ "libc",
+]
+
 [[package]]
 name = "color-eyre"
 version = "0.6.3"
@@ -552,6 +572,12 @@ version = "0.28.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4271d37baee1b8c7e4b708028c57d816cf9d2434acb33a549475f78c181f6253"
 
+[[package]]
+name = "glob"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d2fabcfbdc87f4758337ca535fb41a6d701b65693ce38287d856d1674551ec9b"
+
 [[package]]
 name = "hashbrown"
 version = "0.14.5"
@@ -1955,6 +1981,17 @@ dependencies = [
  "vapore-struct",
 ]
 
+[[package]]
+name = "vapore-abigen"
+version = "0.1.0"
+dependencies = [
+ "clang",
+ "color-eyre",
+ "env_logger",
+ "log",
+ "regex",
+]
+
 [[package]]
 name = "vapore-client"
 version = "0.0.0"

Cargo.toml

@@ -1,6 +1,7 @@
 [workspace]
 resolver = "2"
 members = [
+    "abigen",
     "client",
     "lib",
     "proto",

abigen/Cargo.toml

@@ -0,0 +1,11 @@
+[package]
+name = "vapore-abigen"
+edition = "2021"
+version.workspace = true
+
+[dependencies]
+clang = { version = "2.0.0", features = ["clang_10_0"] }
+color-eyre.workspace = true
+env_logger.workspace = true
+log.workspace = true
+regex = "1.10.6"

abigen/proton

@@ -0,0 +1 @@
+Subproject commit 962bbc4e74dde0643a6edab7c845bc628601f23f

abigen/src/main.rs

@@ -0,0 +1,62 @@
+use std::{
+    collections::BTreeMap,
+    env,
+    fs::{self, File},
+    io::Read,
+    path::{Path, PathBuf},
+};
+
+use color_eyre::eyre;
+use regex::Regex;
+
+fn main() -> eyre::Result<()> {
+    env_logger::init();
+    color_eyre::install()?;
+
+    let lsteamclient_path =
+        PathBuf::from(env::var_os("PROTON_SOURCE").unwrap_or_else(|| "proton".into()))
+            .join("lsteamclient");
+
+    let mut versions = BTreeMap::new();
+
+    for maybe_sdk in fs::read_dir(lsteamclient_path)? {
+        let sdk = maybe_sdk?;
+        if !sdk.file_type()?.is_dir() {
+            continue;
+        }
+        let this_versions = interface_versions(&sdk.path())?;
+        versions.insert(sdk.file_name(), this_versions);
+    }
+
+    println!("{:#?}", versions);
+
+    Ok(())
+}
+
+fn interface_versions(path: &Path) -> eyre::Result<BTreeMap<String, String>> {
+    let re = Regex::new(r#"#define\s*(STEAM[A-Z]*)_INTERFACE_VERSION\s*"([a-zA-Z0-9_]*)""#)?;
+
+    let mut versions = BTreeMap::new();
+
+    for maybe_file in fs::read_dir(path)? {
+        let file = maybe_file?;
+        if !file.file_name().to_string_lossy().ends_with(".h") {
+            continue;
+        }
+
+        let mut content_bytes = Vec::new();
+        if let Err(e) = File::open(file.path())?.read_to_end(&mut content_bytes) {
+            log::warn!("Got error in {:?}: {}", file.path(), e)
+        }
+
+        let content: String = content_bytes.into_iter().map(|c| c as char).collect();
+
+        for capture in re.captures_iter(&content) {
+            versions.insert(
+                capture.get(1).unwrap().as_str().to_string(),
+                capture.get(2).unwrap().as_str().to_string(),
+            );
+        }
+    }
+    Ok(versions)
+}

flake.nix

@@ -18,7 +18,7 @@
       {
         devShells.default =
           with pkgs;
-          mkShell {
+          (mkShell.override { stdenv = llvmPackages.stdenv; }) {
             packages = [
               rustPackages.cargo
               rustPackages.rustc
@@ -27,6 +27,8 @@
 
               protobuf
             ];
+            LIBCLANG_PATH = "${llvmPackages.libclang.lib}/lib";
+
             RUST_SRC_PATH = "${rustPackages.rustPlatform.rustLibSrc}";
             RUST_LOG = "debug,vapore=trace,vapore-client=trace";
             RUST_BACKTRACE = "1";