diff options
Diffstat (limited to 'bch_bindgen/build.rs')
| -rw-r--r-- | bch_bindgen/build.rs | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/bch_bindgen/build.rs b/bch_bindgen/build.rs new file mode 100644 index 00000000..facea217 --- /dev/null +++ b/bch_bindgen/build.rs @@ -0,0 +1,116 @@ + +#[derive(Debug)] +pub struct Fix753 {} +impl bindgen::callbacks::ParseCallbacks for Fix753 { + fn item_name(&self, original_item_name: &str) -> Option<String> { + Some(original_item_name.trim_start_matches("Fix753_").to_owned()) + } +} + +fn main() { + use std::path::PathBuf; + + println!("cargo:rerun-if-changed=src/libbcachefs_wrapper.h"); + + let out_dir: PathBuf = std::env::var_os("OUT_DIR") + .expect("ENV Var 'OUT_DIR' Expected") + .into(); + let top_dir: PathBuf = std::env::var_os("CARGO_MANIFEST_DIR") + .expect("ENV Var 'CARGO_MANIFEST_DIR' Expected") + .into(); + + let libbcachefs_inc_dir = std::path::Path::new("../c_src"); + + let bindings = bindgen::builder() + .header( + top_dir + .join("src") + .join("libbcachefs_wrapper.h") + .display() + .to_string(), + ) + .clang_arg(format!( + "-I{}", + libbcachefs_inc_dir.join("include").display() + )) + .clang_arg(format!("-I{}", libbcachefs_inc_dir.display())) + .clang_arg("-DZSTD_STATIC_LINKING_ONLY") + .clang_arg("-DNO_BCACHEFS_FS") + .clang_arg("-D_GNU_SOURCE") + .clang_arg("-DRUST_BINDGEN") + .clang_arg("-fkeep-inline-functions") + .derive_debug(true) + .derive_default(true) + .layout_tests(true) + .default_enum_style(bindgen::EnumVariation::Rust { + non_exhaustive: true, + }) + .allowlist_function("bcachefs_usage") + .allowlist_function("raid_init") + .allowlist_function("cmd_.*") + .allowlist_function(".*_cmds") + .allowlist_function(".*bch2_.*") + .allowlist_function("bio_.*") + .allowlist_function("derive_passphrase") + .allowlist_function("request_key") + .allowlist_function("add_key") + .allowlist_function("keyctl_search") + .allowlist_function("match_string") + .allowlist_function("printbuf.*") + .blocklist_type("bch_extent_ptr") + .blocklist_type("btree_node") + .blocklist_type("bch_extent_crc32") + .blocklist_type("rhash_lock_head") + .blocklist_type("srcu_struct") + .allowlist_var("BCH_.*") + .allowlist_var("KEY_SPEC_.*") + .allowlist_var("Fix753_FMODE_.*") + .allowlist_var("bch.*") + .allowlist_var("__bch2.*") + .allowlist_var("__BTREE_ITER.*") + .allowlist_var("BTREE_ITER.*") + .blocklist_item("bch2_bkey_ops") + .allowlist_type("bch_.*") + .allowlist_type("fsck_err_opts") + .rustified_enum("fsck_err_opts") + .allowlist_type("nonce") + .no_debug("bch_replicas_padded") + .newtype_enum("bch_kdf_types") + .rustified_enum("bch_key_types") + .opaque_type("gendisk") + .opaque_type("gc_stripe") + .opaque_type("open_bucket.*") + .opaque_type("replicas_delta_list") + .no_copy("btree_trans") + .no_copy("printbuf") + .no_partialeq("bkey") + .no_partialeq("bpos") + .generate_inline_functions(true) + .parse_callbacks(Box::new(Fix753 {})) + .generate() + .expect("BindGen Generation Failiure: [libbcachefs_wrapper]"); + bindings + .write_to_file(out_dir.join("bcachefs.rs")) + .expect("Writing to output file failed for: `bcachefs.rs`"); + + let keyutils = pkg_config::probe_library("libkeyutils").expect("Failed to find keyutils lib"); + let bindings = bindgen::builder() + .header( + top_dir + .join("src") + .join("keyutils_wrapper.h") + .display() + .to_string(), + ) + .clang_args( + keyutils + .include_paths + .iter() + .map(|p| format!("-I{}", p.display())), + ) + .generate() + .expect("BindGen Generation Failiure: [Keyutils]"); + bindings + .write_to_file(out_dir.join("keyutils.rs")) + .expect("Writing to output file failed for: `keyutils.rs`"); +} |