Files
mlkem-native-rs/build.rs

73 lines
2.5 KiB
Rust

use std::env;
use std::path::PathBuf;
fn main() {
let libdir_path = PathBuf::from("mlkem-native")
.canonicalize()
.expect("cannot canonicalize path");
let headers_path = libdir_path.join("mlkem/mlkem_native.h");
let headers_path_str = headers_path.to_str().expect("Path is not a valid string");
println!(
"cargo:rustc-link-search={}",
libdir_path.join("test/build").to_str().unwrap()
);
println!("cargo:rustc-link-lib=mlkem512");
println!("cargo:rustc-link-lib=mlkem768");
println!("cargo:rustc-link-lib=mlkem1024");
let mlkem_native_path = PathBuf::from("mlkem-native")
.canonicalize()
.expect("cannot canonicalize path");
if !make_cmd::make()
.current_dir(mlkem_native_path)
.output()
.expect("could not compile mlkem-native")
.status
.success()
{
panic!("could not compile mlkem-native");
}
let bindings_level2 = bindgen::Builder::default()
.header(headers_path_str)
.clang_arg("-DMLKEM_K=2")
.blocklist_function("PQCP_MLKEM_NATIVE_MLKEM512_keypair|PQCP_MLKEM_NATIVE_MLKEM512_enc")
.parse_callbacks(Box::new(bindgen::CargoCallbacks::new()))
.generate()
.expect("Unable to generate bindings");
let bindings_level3 = bindgen::Builder::default()
.header(headers_path_str)
.clang_arg("-DMLKEM_K=3")
.blocklist_function("PQCP_MLKEM_NATIVE_MLKEM768_keypair|PQCP_MLKEM_NATIVE_MLKEM768_enc")
.parse_callbacks(Box::new(bindgen::CargoCallbacks::new()))
.generate()
.expect("Unable to generate bindings");
let bindings_level4 = bindgen::Builder::default()
.header(headers_path_str)
.clang_arg("-DMLKEM_K=4")
.blocklist_function("PQCP_MLKEM_NATIVE_MLKEM1024_keypair|PQCP_MLKEM_NATIVE_MLKEM1024_enc")
.parse_callbacks(Box::new(bindgen::CargoCallbacks::new()))
.generate()
.expect("Unable to generate bindings");
let out_path = PathBuf::from(env::var("OUT_DIR").unwrap()).join("bindings_level2.rs");
bindings_level2
.write_to_file(out_path)
.expect("Couldn't write bindings!");
let out_path = PathBuf::from(env::var("OUT_DIR").unwrap()).join("bindings_level3.rs");
bindings_level3
.write_to_file(out_path)
.expect("Couldn't write bindings!");
let out_path = PathBuf::from(env::var("OUT_DIR").unwrap()).join("bindings_level4.rs");
bindings_level4
.write_to_file(out_path)
.expect("Couldn't write bindings!");
}