boring2/openssl/src/verify.rs

87 lines
2.9 KiB
Rust

use libc::c_uint;
use ffi;
use foreign_types::ForeignTypeRef;
use std::net::IpAddr;
use cvt;
use error::ErrorStack;
bitflags! {
/// Flags used to check an `X509` certificate.
pub struct X509CheckFlags: c_uint {
const ALWAYS_CHECK_SUBJECT = ffi::X509_CHECK_FLAG_ALWAYS_CHECK_SUBJECT;
const FLAG_NO_WILDCARDS = ffi::X509_CHECK_FLAG_NO_WILDCARDS;
const NO_PARTIAL_WILDCARDS = ffi::X509_CHECK_FLAG_NO_PARTIAL_WILDCARDS;
const MULTI_LABEL_WILDCARDS = ffi::X509_CHECK_FLAG_MULTI_LABEL_WILDCARDS;
const SINGLE_LABEL_SUBDOMAINS
= ffi::X509_CHECK_FLAG_SINGLE_LABEL_SUBDOMAINS;
/// Requires OpenSSL 1.1.0 or 1.1.1 and the corresponding Cargo feature.
#[cfg(all(feature = "v110", ossl110))]
const NEVER_CHECK_SUBJECT = ffi::X509_CHECK_FLAG_NEVER_CHECK_SUBJECT;
}
}
foreign_type_and_impl_send_sync! {
type CType = ffi::X509_VERIFY_PARAM;
fn drop = ffi::X509_VERIFY_PARAM_free;
/// Adjust parameters associated with certificate verification.
pub struct X509VerifyParam;
/// Reference to `X509VerifyParam`.
pub struct X509VerifyParamRef;
}
impl X509VerifyParamRef {
/// Set the host flags.
///
/// This corresponds to [`X509_VERIFY_PARAM_set_hostflags`].
///
/// [`X509_VERIFY_PARAM_set_hostflags`]: https://www.openssl.org/docs/man1.1.0/crypto/X509_VERIFY_PARAM_set_hostflags.html
pub fn set_hostflags(&mut self, hostflags: X509CheckFlags) {
unsafe {
ffi::X509_VERIFY_PARAM_set_hostflags(self.as_ptr(), hostflags.bits);
}
}
/// Set the expected DNS hostname.
///
/// This corresponds to [`X509_VERIFY_PARAM_set1_host`].
///
/// [`X509_VERIFY_PARAM_set1_host`]: https://www.openssl.org/docs/man1.1.0/crypto/X509_VERIFY_PARAM_set1_host.html
pub fn set_host(&mut self, host: &str) -> Result<(), ErrorStack> {
unsafe {
cvt(ffi::X509_VERIFY_PARAM_set1_host(
self.as_ptr(),
host.as_ptr() as *const _,
host.len(),
)).map(|_| ())
}
}
/// Set the expected IPv4 or IPv6 address.
///
/// This corresponds to [`X509_VERIFY_PARAM_set1_ip`].
///
/// [`X509_VERIFY_PARAM_set1_ip`]: https://www.openssl.org/docs/man1.1.0/crypto/X509_VERIFY_PARAM_set1_ip.html
pub fn set_ip(&mut self, ip: IpAddr) -> Result<(), ErrorStack> {
unsafe {
let mut buf = [0; 16];
let len = match ip {
IpAddr::V4(addr) => {
buf[..4].copy_from_slice(&addr.octets());
4
}
IpAddr::V6(addr) => {
buf.copy_from_slice(&addr.octets());
16
}
};
cvt(ffi::X509_VERIFY_PARAM_set1_ip(
self.as_ptr(),
buf.as_ptr() as *const _,
len,
)).map(|_| ())
}
}
}