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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:41:41 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:41:41 +0000 |
commit | 10ee2acdd26a7f1298c6f6d6b7af9b469fe29b87 (patch) | |
tree | bdffd5d80c26cf4a7a518281a204be1ace85b4c1 /vendor/openssl-sys/build/run_bindgen.rs | |
parent | Releasing progress-linux version 1.70.0+dfsg1-9~progress7.99u1. (diff) | |
download | rustc-10ee2acdd26a7f1298c6f6d6b7af9b469fe29b87.tar.xz rustc-10ee2acdd26a7f1298c6f6d6b7af9b469fe29b87.zip |
Merging upstream version 1.70.0+dfsg2.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'vendor/openssl-sys/build/run_bindgen.rs')
-rw-r--r-- | vendor/openssl-sys/build/run_bindgen.rs | 236 |
1 files changed, 236 insertions, 0 deletions
diff --git a/vendor/openssl-sys/build/run_bindgen.rs b/vendor/openssl-sys/build/run_bindgen.rs new file mode 100644 index 000000000..0c127ae5c --- /dev/null +++ b/vendor/openssl-sys/build/run_bindgen.rs @@ -0,0 +1,236 @@ +#[cfg(feature = "bindgen")] +use bindgen::callbacks::{MacroParsingBehavior, ParseCallbacks}; +#[cfg(feature = "bindgen")] +use bindgen::{MacroTypeVariation, RustTarget}; +use std::io::Write; +use std::path::PathBuf; +#[cfg(not(feature = "bindgen"))] +use std::process; +use std::{env, fs}; + +const INCLUDES: &str = " +#include <openssl/aes.h> +#include <openssl/asn1.h> +#include <openssl/bio.h> +#include <openssl/conf.h> +#include <openssl/crypto.h> +#include <openssl/dh.h> +#include <openssl/dsa.h> +#include <openssl/ec.h> +#include <openssl/err.h> +#include <openssl/evp.h> +#include <openssl/hmac.h> +#include <openssl/objects.h> +#include <openssl/opensslv.h> +#include <openssl/pem.h> +#include <openssl/pkcs12.h> +#include <openssl/pkcs7.h> +#include <openssl/rand.h> +#include <openssl/rsa.h> +#include <openssl/safestack.h> +#include <openssl/sha.h> +#include <openssl/ssl.h> +#include <openssl/stack.h> +#include <openssl/x509.h> +#include <openssl/x509_vfy.h> +#include <openssl/x509v3.h> + +// this must be included after ssl.h for libressl! +#include <openssl/srtp.h> + +#if !defined(LIBRESSL_VERSION_NUMBER) && !defined(OPENSSL_IS_BORINGSSL) +#include <openssl/cms.h> +#endif + +#if !defined(OPENSSL_IS_BORINGSSL) +#include <openssl/comp.h> +#include <openssl/ocsp.h> +#endif + +#if !defined(LIBRESSL_VERSION_NUMBER) && OPENSSL_VERSION_NUMBER >= 0x10100000 +#include <openssl/kdf.h> +#endif + +#if OPENSSL_VERSION_NUMBER >= 0x30000000 +#include <openssl/provider.h> +#endif +"; + +#[cfg(feature = "bindgen")] +pub fn run(include_dirs: &[PathBuf]) { + let out_dir = PathBuf::from(env::var_os("OUT_DIR").unwrap()); + + let mut builder = bindgen::builder() + .parse_callbacks(Box::new(OpensslCallbacks)) + .rust_target(RustTarget::Stable_1_47) + .ctypes_prefix("::libc") + .raw_line("use libc::*;") + .raw_line("type evp_pkey_st = EVP_PKEY;") + .allowlist_file(".*/openssl/[^/]+\\.h") + .allowlist_recursively(false) + // libc is missing pthread_once_t on macOS + .blocklist_type("CRYPTO_ONCE") + .blocklist_function("CRYPTO_THREAD_run_once") + // we don't want to mess with va_list + .blocklist_function("BIO_vprintf") + .blocklist_function("BIO_vsnprintf") + .blocklist_function("ERR_vset_error") + .blocklist_function("ERR_add_error_vdata") + .blocklist_function("EVP_KDF_vctrl") + .blocklist_type("OSSL_FUNC_core_vset_error_fn") + .blocklist_type("OSSL_FUNC_BIO_vprintf_fn") + .blocklist_type("OSSL_FUNC_BIO_vsnprintf_fn") + // Maintain compatibility for existing enum definitions + .rustified_enum("point_conversion_form_t") + // Maintain compatibility for pre-union definitions + .blocklist_type("GENERAL_NAME") + .blocklist_type("GENERAL_NAME_st") + .blocklist_type("EVP_PKEY") + .blocklist_type("evp_pkey_st") + .layout_tests(false) + .header_contents("includes.h", INCLUDES); + + for include_dir in include_dirs { + builder = builder + .clang_arg("-I") + .clang_arg(include_dir.display().to_string()); + } + + builder + .generate() + .unwrap() + .write_to_file(out_dir.join("bindgen.rs")) + .unwrap(); +} + +#[cfg(feature = "bindgen")] +pub fn run_boringssl(include_dirs: &[PathBuf]) { + let out_dir = PathBuf::from(env::var_os("OUT_DIR").unwrap()); + let mut builder = bindgen::builder() + .rust_target(RustTarget::Stable_1_47) + .ctypes_prefix("::libc") + .derive_default(false) + .enable_function_attribute_detection() + .size_t_is_usize(true) + .default_macro_constant_type(MacroTypeVariation::Signed) + .rustified_enum("point_conversion_form_t") + .allowlist_file(".*/openssl/[^/]+\\.h") + .wrap_static_fns(true) + .wrap_static_fns_path(out_dir.join("boring_static_wrapper").display().to_string()) + .layout_tests(false) + .header_contents("includes.h", INCLUDES); + + for include_dir in include_dirs { + builder = builder + .clang_arg("-I") + .clang_arg(include_dir.display().to_string()); + } + + builder + .generate() + .unwrap() + .write_to_file(out_dir.join("bindgen.rs")) + .unwrap(); + + fs::File::create(out_dir.join("boring_static_wrapper.h")) + .expect("Failed to create boring_static_wrapper.h") + .write_all(INCLUDES.as_bytes()) + .expect("Failed to write contents to boring_static_wrapper.h"); + + cc::Build::new() + .file(out_dir.join("boring_static_wrapper.c")) + .includes(include_dirs) + .flag("-include") + .flag( + &out_dir + .join("boring_static_wrapper.h") + .display() + .to_string(), + ) + .compile("boring_static_wrapper"); +} + +#[cfg(not(feature = "bindgen"))] +pub fn run_boringssl(include_dirs: &[PathBuf]) { + let out_dir = PathBuf::from(env::var_os("OUT_DIR").unwrap()); + + fs::File::create(out_dir.join("boring_static_wrapper.h")) + .expect("Failed to create boring_static_wrapper.h") + .write_all(INCLUDES.as_bytes()) + .expect("Failed to write contents to boring_static_wrapper.h"); + + let mut bindgen_cmd = process::Command::new("bindgen"); + bindgen_cmd + .arg("-o") + .arg(out_dir.join("bindgen.rs")) + .arg("--rust-target=1.47") + .arg("--ctypes-prefix=::libc") + .arg("--no-derive-default") + .arg("--enable-function-attribute-detection") + .arg("--size_t-is-usize") + .arg("--default-macro-constant-type=signed") + .arg("--rustified-enum=point_conversion_form_t") + .arg("--allowlist-file=.*/openssl/[^/]+\\.h") + .arg("--experimental") + .arg("--wrap-static-fns") + .arg("--wrap-static-fns-path") + .arg(out_dir.join("boring_static_wrapper").display().to_string()) + .arg("--no-layout-tests") + .arg(out_dir.join("boring_static_wrapper.h")) + .arg("--") + .arg(format!("--target={}", env::var("TARGET").unwrap())); + + for include_dir in include_dirs { + bindgen_cmd.arg("-I").arg(include_dir.display().to_string()); + } + + let result = bindgen_cmd.status().expect("bindgen failed to execute"); + assert!(result.success()); + + cc::Build::new() + .file(out_dir.join("boring_static_wrapper.c")) + .includes(include_dirs) + .flag("-include") + .flag( + &out_dir + .join("boring_static_wrapper.h") + .display() + .to_string(), + ) + .compile("boring_static_wrapper"); +} + +#[derive(Debug)] +struct OpensslCallbacks; + +#[cfg(feature = "bindgen")] +impl ParseCallbacks for OpensslCallbacks { + // for now we'll continue hand-writing constants + fn will_parse_macro(&self, _name: &str) -> MacroParsingBehavior { + MacroParsingBehavior::Ignore + } + + fn item_name(&self, original_item_name: &str) -> Option<String> { + match original_item_name { + // Our original definitions of these are wrong, so rename to avoid breakage + "CRYPTO_EX_new" + | "CRYPTO_EX_dup" + | "CRYPTO_EX_free" + | "BIO_meth_set_write" + | "BIO_meth_set_read" + | "BIO_meth_set_puts" + | "BIO_meth_set_ctrl" + | "BIO_meth_set_create" + | "BIO_meth_set_destroy" + | "CRYPTO_set_locking_callback" + | "CRYPTO_set_id_callback" + | "SSL_CTX_set_tmp_dh_callback" + | "SSL_set_tmp_dh_callback" + | "SSL_CTX_set_tmp_ecdh_callback" + | "SSL_set_tmp_ecdh_callback" + | "SSL_CTX_callback_ctrl" + | "SSL_CTX_set_alpn_select_cb" => Some(format!("{}__fixed_rust", original_item_name)), + _ => None, + } + } +} |