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extern crate ctest;
use std::env;
fn main() {
let mut cfg = ctest::TestGenerator::new();
let target = env::var("TARGET").unwrap();
if let Ok(out) = env::var("DEP_OPENSSL_INCLUDE") {
cfg.include(&out);
}
// Needed to get OpenSSL to correctly undef symbols that are already on
// Windows like X509_NAME
if target.contains("windows") {
cfg.header("windows.h");
// weird "different 'const' qualifiers" error on Windows, maybe a cl.exe
// thing?
if target.contains("msvc") {
cfg.flag("/wd4090");
}
}
if let Ok(_) = env::var("DEP_OPENSSL_LIBRESSL") {
cfg.cfg("libressl", None);
} else if let Ok(version) = env::var("DEP_OPENSSL_VERSION") {
cfg.cfg(&format!("ossl{}", version), None);
}
if let (Ok(version), Ok(patch)) = (env::var("DEP_OPENSSL_VERSION"), env::var("DEP_OPENSSL_PATCH")) {
cfg.cfg(&format!("ossl{}{}", version, patch), None);
}
if let Ok(vars) = env::var("DEP_OPENSSL_CONF") {
for var in vars.split(",") {
cfg.cfg("osslconf", Some(var));
}
}
cfg.header("openssl/comp.h")
.header("openssl/dh.h")
.header("openssl/ossl_typ.h")
.header("openssl/stack.h")
.header("openssl/x509.h")
.header("openssl/bio.h")
.header("openssl/x509v3.h")
.header("openssl/safestack.h")
.header("openssl/hmac.h")
.header("openssl/ssl.h")
.header("openssl/err.h")
.header("openssl/rand.h")
.header("openssl/pkcs12.h")
.header("openssl/bn.h")
.header("openssl/aes.h")
.header("openssl/ocsp.h");
cfg.type_name(|s, is_struct| {
// Add some `*` on some callback parameters to get function pointer to
// typecheck in C, especially on MSVC.
if s == "PasswordCallback" {
format!("pem_password_cb*")
} else if s == "bio_info_cb" {
format!("bio_info_cb*")
} else if s == "_STACK" {
format!("struct stack_st")
// This logic should really be cleaned up
} else if is_struct && s != "point_conversion_form_t" && s.chars().next().unwrap().is_lowercase() {
format!("struct {}", s)
} else {
format!("{}", s)
}
});
cfg.skip_type(|s| {
// function pointers are declared without a `*` in openssl so their
// sizeof is 1 which isn't what we want.
s == "PasswordCallback" ||
s == "bio_info_cb" ||
s.starts_with("CRYPTO_EX_")
});
cfg.skip_struct(|s| {
s == "ProbeResult"
});
cfg.skip_fn(move |s| {
s == "CRYPTO_memcmp" || // uses volatile
// Skip some functions with function pointers on windows, not entirely
// sure how to get them to work out...
(target.contains("windows") && {
s == "SSL_get_ex_new_index" ||
s == "SSL_CTX_get_ex_new_index" ||
s == "CRYPTO_get_ex_new_index"
})
});
cfg.skip_field_type(|s, field| {
(s == "EVP_PKEY" && field == "pkey") || // union
(s == "GENERAL_NAME" && field == "d") // union
});
cfg.skip_signededness(|s| {
s.ends_with("_cb") ||
s.ends_with("_CB") ||
s.ends_with("_cb_fn") ||
s.starts_with("CRYPTO_") ||
s == "PasswordCallback"
});
cfg.field_name(|_s, field| {
if field == "type_" {
format!("type")
} else {
format!("{}", field)
}
});
cfg.fn_cname(|rust, link_name| link_name.unwrap_or(rust).to_string());
cfg.generate("../openssl-sys/src/lib.rs", "all.rs");
}
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