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Expose EC_GROUP_get_curve_name() 

This gives us the ability to get the Nid from an EcGroupRef.
This commit is contained in:
Nathaniel McCallum 2019-03-17 14:30:00 -04:00
parent d9cb5433b1
commit 702bc48b1c
2 changed files with 12 additions and 0 deletions
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2
openssl-sys/src/ec.rs
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@ -30,6 +30,8 @@ extern "C" {
ctx: *mut BN_CTX, ctx: *mut BN_CTX,
) -> c_int; ) -> c_int;
pub fn EC_GROUP_get_curve_name(group: *const EC_GROUP) -> c_int;
pub fn EC_GROUP_set_asn1_flag(key: *mut EC_GROUP, flag: c_int); pub fn EC_GROUP_set_asn1_flag(key: *mut EC_GROUP, flag: c_int);
pub fn EC_GROUP_get_curve_GFp( pub fn EC_GROUP_get_curve_GFp(

10
openssl/src/ec.rs
View File

@ -237,6 +237,16 @@ impl EcGroupRef {
ffi::EC_GROUP_set_asn1_flag(self.as_ptr(), flag.0); ffi::EC_GROUP_set_asn1_flag(self.as_ptr(), flag.0);
} }
} }
/// Returns the name of the curve, if a name is associated.
///
/// OpenSSL documentation at [`EC_GROUP_get_curve_name`]
///
/// [`EC_GROUP_get_curve_name`]: https://www.openssl.org/docs/man1.1.0/crypto/EC_GROUP_get_curve_name.html
pub fn curve_name(&self) -> Option<Nid> {
let nid = unsafe { ffi::EC_GROUP_get_curve_name(self.as_ptr()) };
if nid > 0 { Some(Nid::from_raw(nid)) } else { None }
}
} }
foreign_type_and_impl_send_sync! { foreign_type_and_impl_send_sync! {