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/* Copyright (c) 2021, Google Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
use std::env;
use std::path::Path;
use std::path::PathBuf;
// Keep in sync with the list in include/openssl/opensslconf.h
const OSSL_CONF_DEFINES: &[&str] = &[
"OPENSSL_NO_ASYNC",
"OPENSSL_NO_BF",
"OPENSSL_NO_BLAKE2",
"OPENSSL_NO_BUF_FREELISTS",
"OPENSSL_NO_CAMELLIA",
"OPENSSL_NO_CAPIENG",
"OPENSSL_NO_CAST",
"OPENSSL_NO_CMS",
"OPENSSL_NO_COMP",
"OPENSSL_NO_CT",
"OPENSSL_NO_DANE",
"OPENSSL_NO_DEPRECATED",
"OPENSSL_NO_DGRAM",
"OPENSSL_NO_DYNAMIC_ENGINE",
"OPENSSL_NO_EC_NISTP_64_GCC_128",
"OPENSSL_NO_EC2M",
"OPENSSL_NO_EGD",
"OPENSSL_NO_ENGINE",
"OPENSSL_NO_GMP",
"OPENSSL_NO_GOST",
"OPENSSL_NO_HEARTBEATS",
"OPENSSL_NO_HW",
"OPENSSL_NO_IDEA",
"OPENSSL_NO_JPAKE",
"OPENSSL_NO_KRB5",
"OPENSSL_NO_MD2",
"OPENSSL_NO_MDC2",
"OPENSSL_NO_OCB",
"OPENSSL_NO_OCSP",
"OPENSSL_NO_RC2",
"OPENSSL_NO_RC5",
"OPENSSL_NO_RFC3779",
"OPENSSL_NO_RIPEMD",
"OPENSSL_NO_RMD160",
"OPENSSL_NO_SCTP",
"OPENSSL_NO_SEED",
"OPENSSL_NO_SM2",
"OPENSSL_NO_SM3",
"OPENSSL_NO_SM4",
"OPENSSL_NO_SRP",
"OPENSSL_NO_SSL_TRACE",
"OPENSSL_NO_SSL2",
"OPENSSL_NO_SSL3",
"OPENSSL_NO_SSL3_METHOD",
"OPENSSL_NO_STATIC_ENGINE",
"OPENSSL_NO_STORE",
"OPENSSL_NO_WHIRLPOOL",
];
fn get_bssl_build_dir() -> PathBuf {
println!("cargo:rerun-if-env-changed=BORINGSSL_BUILD_DIR");
if let Some(build_dir) = env::var_os("BORINGSSL_BUILD_DIR") {
return PathBuf::from(build_dir);
}
let crate_dir = env::var_os("CARGO_MANIFEST_DIR").unwrap();
return Path::new(&crate_dir).join("../../build");
}
fn main() {
let bssl_build_dir = get_bssl_build_dir();
let bssl_sys_build_dir = bssl_build_dir.join("rust/bssl-sys");
let target = env::var("TARGET").unwrap();
// Find the bindgen generated target platform bindings file and set BINDGEN_RS_FILE
let bindgen_file = bssl_sys_build_dir.join(format!("wrapper_{}.rs", target));
println!("cargo:rustc-env=BINDGEN_RS_FILE={}", bindgen_file.display());
// Statically link libraries.
println!(
"cargo:rustc-link-search=native={}",
bssl_build_dir.join("crypto").display()
);
println!("cargo:rustc-link-lib=static=crypto");
println!(
"cargo:rustc-link-search=native={}",
bssl_build_dir.join("ssl").display()
);
println!("cargo:rustc-link-lib=static=ssl");
println!(
"cargo:rustc-link-search=native={}",
bssl_sys_build_dir.display()
);
println!("cargo:rustc-link-lib=static=rust_wrapper");
println!("cargo:conf={}", OSSL_CONF_DEFINES.join(","));
}
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