mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-12-11 08:58:08 +00:00
546 lines
20 KiB
Rust
546 lines
20 KiB
Rust
#[cfg(feature = "test")]
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use std::ffi::OsStr;
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use std::{env, path::PathBuf, process::Command};
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fn main() {
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println!("cargo:rustc-env=BUILD_DIR={}", build_dir());
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#[cfg(feature = "micropython")]
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generate_qstr_bindings();
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#[cfg(feature = "micropython")]
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generate_micropython_bindings();
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generate_trezorhal_bindings();
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#[cfg(feature = "crypto")]
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generate_crypto_bindings();
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#[cfg(feature = "test")]
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link_core_objects();
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}
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fn build_dir() -> String {
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let build_dir_str = env::var("BUILD_DIR").unwrap_or(String::from("../../build/unix"));
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PathBuf::from(build_dir_str)
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.canonicalize()
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.unwrap()
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.to_str()
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.unwrap()
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.to_string()
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}
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const DEFAULT_BINDGEN_MACROS_COMMON: &[&str] = &[
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"-I../unix",
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"-I../trezorhal/unix",
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"-I../../build/unix",
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"-I../../vendor/micropython/ports/unix",
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"-I../../../crypto",
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"-I../../../storage",
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"-I../../vendor/micropython",
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"-I../../vendor/micropython/lib/uzlib",
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"-I../lib",
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"-I../trezorhal",
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"-I../trezorhal/unix",
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"-I../models",
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"-DTREZOR_EMULATOR",
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];
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#[cfg(feature = "model_tt")]
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const DEFAULT_BINDGEN_MACROS_T2T1: &[&str] = &[
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"-DSTM32F427",
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"-DTREZOR_MODEL_T",
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"-DFLASH_BIT_ACCESS=1",
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"-DFLASH_BLOCK_WORDS=1",
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"-DTREZOR_BOARD=\"T2T1/boards/t2t1-unix.h\"",
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];
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#[cfg(not(feature = "model_tt"))]
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const DEFAULT_BINDGEN_MACROS_T2T1: &[&str] = &[];
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#[cfg(feature = "model_tr")]
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const DEFAULT_BINDGEN_MACROS_T2B1: &[&str] = &[
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"-DSTM32F427",
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"-DTREZOR_MODEL_R",
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"-DFLASH_BIT_ACCESS=1",
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"-DFLASH_BLOCK_WORDS=1",
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"-DTREZOR_BOARD=\"T2B1/boards/t2b1-unix.h\"",
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];
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#[cfg(not(feature = "model_tr"))]
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const DEFAULT_BINDGEN_MACROS_T2B1: &[&str] = &[];
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#[cfg(feature = "model_mercury")]
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const DEFAULT_BINDGEN_MACROS_T3T1: &[&str] = &[
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"-DSTM32U5",
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"-DTREZOR_MODEL_T3T1",
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"-DFLASH_BIT_ACCESS=0",
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"-DFLASH_BLOCK_WORDS=4",
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"-DTREZOR_BOARD=\"T3T1/boards/t3t1-unix.h\"",
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];
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#[cfg(not(feature = "model_mercury"))]
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const DEFAULT_BINDGEN_MACROS_T3T1: &[&str] = &[];
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fn add_bindgen_macros<'a>(clang_args: &mut Vec<&'a str>, envvar: Option<&'a str>) {
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let default_macros = DEFAULT_BINDGEN_MACROS_COMMON
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.iter()
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.chain(DEFAULT_BINDGEN_MACROS_T2T1)
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.chain(DEFAULT_BINDGEN_MACROS_T2B1)
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.chain(DEFAULT_BINDGEN_MACROS_T3T1);
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match envvar {
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Some(envvar) => clang_args.extend(envvar.split(',')),
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None => clang_args.extend(default_macros),
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}
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}
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/// Generates Rust module that exports QSTR constants used in firmware.
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#[cfg(feature = "micropython")]
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fn generate_qstr_bindings() {
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let out_path = env::var("OUT_DIR").unwrap();
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// Tell cargo to invalidate the built crate whenever the header changes.
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println!("cargo:rerun-if-changed=qstr.h");
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let dest_file = PathBuf::from(out_path).join("qstr.rs");
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bindgen::Builder::default()
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.header("qstr.h")
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// Build the Qstr enum as a newtype so we can define method on it.
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.default_enum_style(bindgen::EnumVariation::NewType {
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is_bitfield: false,
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is_global: false,
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})
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// Pass in correct include paths.
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.clang_args(&["-I", &build_dir()])
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// Customize the standard types.
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.use_core()
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.ctypes_prefix("cty")
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.size_t_is_usize(true)
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// Tell cargo to invalidate the built crate whenever any of the
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// included header files change.
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.parse_callbacks(Box::new(bindgen::CargoCallbacks))
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.generate()
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.expect("Unable to generate Rust QSTR bindings")
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.write_to_file(&dest_file)
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.unwrap();
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// rewrite the file to change internal representation of the qstr newtype
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let qstr_generated = std::fs::read_to_string(&dest_file).unwrap();
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let qstr_modified = qstr_generated.replace(
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"pub struct Qstr(pub cty::c_uint);",
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"pub struct Qstr(pub usize);",
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);
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assert_ne!(qstr_generated, qstr_modified, "Failed to rewrite type of Qstr in qstr.rs file.\nThis indicates that the generated file has changed. Please update the rewriting code.");
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std::fs::write(&dest_file, qstr_modified).unwrap();
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}
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fn prepare_bindings() -> bindgen::Builder {
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let mut bindings = bindgen::Builder::default();
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let build_dir_include = format!("-I{}", build_dir());
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let mut clang_args: Vec<&str> = Vec::new();
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let bindgen_macros_env = env::var("BINDGEN_MACROS").ok();
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add_bindgen_macros(&mut clang_args, bindgen_macros_env.as_deref());
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#[cfg(feature = "xframebuffer")]
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{
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bindings = bindings.clang_args(&["-DXFRAMEBUFFER"]);
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}
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#[cfg(feature = "new_rendering")]
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{
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bindings = bindings.clang_args(["-DNEW_RENDERING"]);
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}
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clang_args.push(&build_dir_include);
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// Pass in correct include paths and defines.
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if is_firmware() {
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clang_args.push("-nostdinc");
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// Append gcc-arm-none-eabi's include paths.
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let cc_output = Command::new("arm-none-eabi-gcc")
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.arg("-E")
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.arg("-Wp,-v")
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.arg("-")
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.output()
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.expect("arm-none-eabi-gcc failed to execute");
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if !cc_output.status.success() {
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panic!("arm-none-eabi-gcc failed");
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}
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let include_paths =
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String::from_utf8(cc_output.stderr).expect("arm-none-eabi-gcc returned invalid output");
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let include_args = include_paths
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.lines()
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.skip_while(|s| !s.contains("search starts here:"))
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.take_while(|s| !s.contains("End of search list."))
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.filter(|s| s.starts_with(' '))
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.map(|s| format!("-I{}", s.trim()));
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bindings = bindings.clang_args(include_args);
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}
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bindings = bindings.clang_args(&clang_args);
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bindings
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// Customize the standard types.
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.use_core()
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.ctypes_prefix("cty")
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.size_t_is_usize(true)
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// Disable the layout tests. They spew out a lot of code-style bindings, and are not too
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// relevant for our use-case.
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.layout_tests(false)
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// Tell cargo to invalidate the built crate whenever any of the
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// included header files change.
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.parse_callbacks(Box::new(bindgen::CargoCallbacks))
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}
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#[cfg(feature = "micropython")]
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fn generate_micropython_bindings() {
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let out_path = env::var("OUT_DIR").unwrap();
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// Tell cargo to invalidate the built crate whenever the header changes.
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println!("cargo:rerun-if-changed=micropython.h");
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let bindings = prepare_bindings()
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.header("micropython.h")
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// obj
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.new_type_alias("mp_obj_t")
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.allowlist_type("mp_obj_type_t")
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.allowlist_type("mp_obj_base_t")
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.allowlist_function("mp_obj_new_int")
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.allowlist_function("mp_obj_new_int_from_ll")
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.allowlist_function("mp_obj_new_int_from_ull")
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.allowlist_function("mp_obj_new_int_from_uint")
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.allowlist_function("mp_obj_new_bytes")
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.allowlist_function("mp_obj_new_str")
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.allowlist_function("mp_obj_new_tuple")
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.allowlist_function("mp_obj_new_attrtuple")
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.allowlist_function("mp_obj_get_int_maybe")
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.allowlist_function("mp_obj_is_true")
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.allowlist_function("mp_call_function_n_kw")
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.allowlist_function("trezor_obj_get_ll_checked")
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.allowlist_function("trezor_obj_str_from_rom_text")
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// buffer
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.allowlist_function("mp_get_buffer")
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.allowlist_var("MP_BUFFER_READ")
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.allowlist_var("MP_BUFFER_WRITE")
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.allowlist_var("mp_type_str")
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.allowlist_var("mp_type_bytes")
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.allowlist_var("mp_type_bytearray")
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.allowlist_var("mp_type_memoryview")
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// dict
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.allowlist_type("mp_obj_dict_t")
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.allowlist_function("mp_obj_new_dict")
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.allowlist_var("mp_type_dict")
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// fun
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.allowlist_type("mp_obj_fun_builtin_fixed_t")
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.allowlist_var("mp_type_fun_builtin_0")
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.allowlist_var("mp_type_fun_builtin_1")
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.allowlist_var("mp_type_fun_builtin_2")
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.allowlist_var("mp_type_fun_builtin_3")
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.allowlist_type("mp_obj_fun_builtin_var_t")
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.allowlist_var("mp_type_fun_builtin_var")
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// gc
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.allowlist_function("gc_alloc")
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.allowlist_function("gc_free")
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.allowlist_var("GC_ALLOC_FLAG_HAS_FINALISER")
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// iter
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.allowlist_type("mp_obj_iter_buf_t")
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.allowlist_function("mp_getiter")
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.allowlist_function("mp_iternext")
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// list
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.allowlist_type("mp_obj_list_t")
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.allowlist_function("mp_obj_new_list")
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.allowlist_function("mp_obj_list_append")
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.allowlist_function("mp_obj_list_get")
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.allowlist_function("mp_obj_list_set_len")
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.allowlist_var("mp_type_list")
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// map
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.allowlist_type("mp_map_elem_t")
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.allowlist_function("mp_map_init")
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.allowlist_function("mp_map_init_fixed_table")
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.allowlist_function("mp_map_lookup")
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// exceptions
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.allowlist_function("nlr_jump")
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.allowlist_function("mp_obj_new_exception")
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.allowlist_function("mp_obj_new_exception_args")
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.allowlist_function("trezor_obj_call_protected")
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.allowlist_var("mp_type_AttributeError")
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.allowlist_var("mp_type_EOFError")
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.allowlist_var("mp_type_IndexError")
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.allowlist_var("mp_type_KeyError")
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.allowlist_var("mp_type_MemoryError")
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.allowlist_var("mp_type_OverflowError")
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.allowlist_var("mp_type_ValueError")
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.allowlist_var("mp_type_TypeError")
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// time
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.allowlist_function("mp_hal_ticks_ms")
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.allowlist_function("mp_hal_delay_ms")
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// debug
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.allowlist_function("mp_print_strn")
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.allowlist_var("mp_plat_print")
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// typ
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.allowlist_var("mp_type_type")
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// module
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.allowlist_type("mp_obj_module_t")
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.allowlist_var("mp_type_module")
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// qstr
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.allowlist_function("qstr_data")
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// tuple
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.allowlist_type("mp_obj_tuple_t")
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// `ffi::mp_map_t` type is not allowed to be `Clone` or `Copy` because we tie it
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// to the data lifetimes with the `MapRef` type, see `src/micropython/map.rs`.
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// TODO: We should disable `Clone` and `Copy` for all types and only allow-list
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// the specific cases we require.
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.no_copy("_mp_map_t");
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// Write the bindings to a file in the OUR_DIR.
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bindings
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.generate()
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.expect("Unable to generate bindings")
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.write_to_file(PathBuf::from(out_path).join("micropython.rs"))
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.unwrap();
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}
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fn generate_trezorhal_bindings() {
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let out_path = env::var("OUT_DIR").unwrap();
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// Tell cargo to invalidate the built crate whenever the header changes.
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println!("cargo:rerun-if-changed=trezorhal.h");
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let bindings = prepare_bindings()
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.header("trezorhal.h")
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// model
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.allowlist_var("MODEL_INTERNAL_NAME")
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.allowlist_var("MODEL_FULL_NAME")
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// entropy
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.allowlist_var("HW_ENTROPY_LEN")
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.allowlist_function("entropy_get")
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// secbool
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.allowlist_type("secbool")
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.must_use_type("secbool")
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.allowlist_var("sectrue")
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.allowlist_var("secfalse")
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// flash
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.allowlist_function("flash_init")
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// storage
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.allowlist_var("EXTERNAL_SALT_SIZE")
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.allowlist_function("storage_init")
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.allowlist_function("storage_wipe")
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.allowlist_function("storage_is_unlocked")
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.allowlist_function("storage_lock")
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.allowlist_function("storage_unlock")
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.allowlist_function("storage_has_pin")
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.allowlist_function("storage_get_pin_rem")
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.allowlist_function("storage_change_pin")
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.allowlist_function("storage_ensure_not_wipe_code")
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.allowlist_function("storage_has")
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.allowlist_function("storage_get")
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.allowlist_function("storage_set")
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.allowlist_function("storage_delete")
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.allowlist_function("storage_set_counter")
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.allowlist_function("storage_next_counter")
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.allowlist_function("translations_read")
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.allowlist_function("translations_write")
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.allowlist_function("translations_erase")
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.allowlist_function("translations_area_bytesize")
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// display
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.allowlist_function("display_clear")
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.allowlist_function("display_offset")
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.allowlist_function("display_refresh")
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.allowlist_function("display_backlight")
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.allowlist_function("display_text")
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.allowlist_function("display_text_render_buffer")
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.allowlist_function("display_pixeldata")
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.allowlist_function("display_pixeldata_dirty")
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.allowlist_function("display_set_window")
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.allowlist_function("display_sync")
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.allowlist_function("display_get_fb_addr")
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.allowlist_function("display_get_wr_addr")
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.allowlist_var("DISPLAY_DATA_ADDRESS")
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.allowlist_var("DISPLAY_FRAMEBUFFER_WIDTH")
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.allowlist_var("DISPLAY_FRAMEBUFFER_HEIGHT")
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.allowlist_var("DISPLAY_FRAMEBUFFER_OFFSET_X")
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.allowlist_var("DISPLAY_FRAMEBUFFER_OFFSET_Y")
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.allowlist_var("DISPLAY_RESX")
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.allowlist_var("DISPLAY_RESY")
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.allowlist_type("display_fb_info_t")
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.allowlist_function("display_get_frame_buffer")
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.allowlist_function("display_fill")
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.allowlist_function("display_copy_rgb565")
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// gfx_bitblt
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.allowlist_type("gfx_bitblt_t")
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.allowlist_function("gfx_rgb565_fill")
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.allowlist_function("gfx_rgb565_copy_mono4")
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.allowlist_function("gfx_rgb565_copy_rgb565")
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.allowlist_function("gfx_rgb565_blend_mono4")
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.allowlist_function("gfx_rgb565_blend_mono8")
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.allowlist_function("gfx_rgba8888_fill")
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.allowlist_function("gfx_rgba8888_copy_mono4")
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.allowlist_function("gfx_rgba8888_copy_rgb565")
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.allowlist_function("gfx_rgba8888_copy_rgba8888")
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.allowlist_function("gfx_rgba8888_blend_mono4")
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.allowlist_function("gfx_rgba8888_blend_mono8")
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.allowlist_function("gfx_mono8_fill")
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.allowlist_function("gfx_mono8_copy_mono1p")
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.allowlist_function("gfx_mono8_copy_mono4")
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.allowlist_function("gfx_mono8_blend_mono1p")
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.allowlist_function("gfx_mono8_blend_mono4")
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.allowlist_function("dma2d_wait")
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// fonts
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.allowlist_function("font_height")
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.allowlist_function("font_max_height")
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.allowlist_function("font_baseline")
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.allowlist_function("font_get_glyph")
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.allowlist_function("font_text_width")
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// uzlib
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.allowlist_function("uzlib_uncompress_init")
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.allowlist_function("uzlib_uncompress")
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// bip39
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.allowlist_function("mnemonic_word_completion_mask")
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.allowlist_var("BIP39_WORDLIST_ENGLISH")
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.allowlist_var("BIP39_WORD_COUNT")
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// slip39
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.allowlist_function("slip39_word_completion_mask")
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.allowlist_function("button_sequence_to_word")
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.allowlist_var("SLIP39_WORDLIST")
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.allowlist_var("SLIP39_WORD_COUNT")
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// random
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.allowlist_function("random_uniform")
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// rgb led
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.allowlist_function("rgb_led_set_color")
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// systick
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.allowlist_function("systick_delay_ms")
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.allowlist_function("systick_ms")
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// toif
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.allowlist_type("toif_format_t")
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// dma2d
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.allowlist_function("dma2d_setup_const")
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.allowlist_function("dma2d_setup_4bpp")
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.allowlist_function("dma2d_setup_16bpp")
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.allowlist_function("dma2d_setup_4bpp_over_4bpp")
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.allowlist_function("dma2d_setup_4bpp_over_16bpp")
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.allowlist_function("dma2d_start")
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.allowlist_function("dma2d_start_blend")
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.allowlist_function("dma2d_start_const")
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.allowlist_function("dma2d_start_const_multiline")
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.allowlist_function("dma2d_wait_for_transfer")
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//buffers
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.allowlist_function("buffers_get_line_16bpp")
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.allowlist_function("buffers_free_line_16bpp")
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.allowlist_function("buffers_get_line_4bpp")
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.allowlist_function("buffers_free_line_4bpp")
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|
.allowlist_function("buffers_get_text")
|
|
.allowlist_function("buffers_free_text")
|
|
.allowlist_function("buffers_get_jpeg")
|
|
.allowlist_function("buffers_free_jpeg")
|
|
.allowlist_function("buffers_get_jpeg_work")
|
|
.allowlist_function("buffers_free_jpeg_work")
|
|
.allowlist_function("buffers_get_blurring")
|
|
.allowlist_function("buffers_free_blurring")
|
|
.allowlist_function("buffers_get_blurring_totals")
|
|
.allowlist_function("buffers_free_blurring_totals")
|
|
.allowlist_var("TEXT_BUFFER_HEIGHT")
|
|
.no_copy("buffer_line_16bpp_t")
|
|
.no_copy("buffer_line_4bpp_t")
|
|
.no_copy("buffer_text_t")
|
|
.no_copy("buffer_jpeg_t")
|
|
.no_copy("buffer_jpeg_work_t")
|
|
.no_copy("buffer_blurring_t")
|
|
.no_copy("buffer_blurring_totals_t")
|
|
// ble
|
|
.allowlist_function("ble_get_state")
|
|
.allowlist_function("ble_issue_command")
|
|
.allowlist_type("ble_command_t")
|
|
.allowlist_type("ble_state_t")
|
|
//usb
|
|
.allowlist_function("usb_configured")
|
|
// touch
|
|
.allowlist_function("touch_get_event")
|
|
// button
|
|
.allowlist_type("button_t")
|
|
.allowlist_function("button_get_event")
|
|
// haptic
|
|
.allowlist_type("haptic_effect_t")
|
|
.allowlist_function("haptic_play")
|
|
.allowlist_function("haptic_play_custom");
|
|
|
|
// Write the bindings to a file in the OUR_DIR.
|
|
bindings
|
|
.generate()
|
|
.expect("Unable to generate bindings")
|
|
.write_to_file(PathBuf::from(out_path).join("trezorhal.rs"))
|
|
.unwrap();
|
|
}
|
|
|
|
fn generate_crypto_bindings() {
|
|
let out_path = env::var("OUT_DIR").unwrap();
|
|
|
|
// Tell cargo to invalidate the built crate whenever the header changes.
|
|
println!("cargo:rerun-if-changed=crypto.h");
|
|
|
|
let bindings = prepare_bindings()
|
|
.header("crypto.h")
|
|
// ed25519
|
|
.allowlist_type("ed25519_signature")
|
|
.allowlist_type("ed25519_public_key")
|
|
.allowlist_function("ed25519_cosi_combine_publickeys")
|
|
// incorrect signature from bindgen, see crypto::ed25519:ffi_override
|
|
//.allowlist_function("ed25519_sign_open")
|
|
// sha256
|
|
.allowlist_var("SHA256_DIGEST_LENGTH")
|
|
.allowlist_type("SHA256_CTX")
|
|
.no_copy("SHA256_CTX")
|
|
.allowlist_function("sha256_Init")
|
|
.allowlist_function("sha256_Update")
|
|
.allowlist_function("sha256_Final");
|
|
|
|
// Write the bindings to a file in the OUR_DIR.
|
|
bindings
|
|
.clang_arg("-fgnuc-version=0") // avoid weirdness with ed25519.h CONST definition
|
|
.generate()
|
|
.expect("Unable to generate bindings")
|
|
.write_to_file(PathBuf::from(out_path).join("crypto.rs"))
|
|
.unwrap();
|
|
}
|
|
|
|
fn is_firmware() -> bool {
|
|
let target = env::var("TARGET").unwrap();
|
|
target.starts_with("thumbv7") || target.starts_with("thumbv8")
|
|
}
|
|
|
|
#[cfg(feature = "test")]
|
|
fn link_core_objects() {
|
|
let crate_path = env::var("CARGO_MANIFEST_DIR").unwrap();
|
|
let build_path = format!("{}/../../build/unix", crate_path);
|
|
|
|
// List of object filenames to ignore in the `embed` directory
|
|
let embed_blocklist = [OsStr::new("main_main.o")];
|
|
|
|
// Collect all objects that the `core` library uses, and link it in. We have to
|
|
// make sure to avoid the object with the `_main` symbol, so we don't get any
|
|
// duplicates.
|
|
let mut cc = cc::Build::new();
|
|
for obj in glob::glob(&format!("{}/embed/**/*.o", build_path)).unwrap() {
|
|
let obj = obj.unwrap();
|
|
if embed_blocklist.contains(&obj.file_name().unwrap()) {
|
|
// Ignore.
|
|
} else {
|
|
cc.object(obj);
|
|
}
|
|
}
|
|
|
|
for obj in glob::glob(&format!("{}/vendor/**/*.o", build_path)).unwrap() {
|
|
let obj = obj.unwrap();
|
|
cc.object(obj);
|
|
}
|
|
|
|
// Add frozen modules, if present.
|
|
for obj in glob::glob(&format!("{}/*.o", build_path)).unwrap() {
|
|
cc.object(obj.unwrap());
|
|
}
|
|
|
|
// Compile all the objects into a static library and link it in automatically.
|
|
cc.compile("core_lib");
|
|
|
|
println!("cargo:rustc-link-lib=SDL2");
|
|
println!("cargo:rustc-link-lib=SDL2_image");
|
|
}
|