fixup! add aws_lc_rs support to use as crypto backend

rcgen/src/ring_like.rs

@@ -1,8 +1,8 @@
 #[cfg(feature = "ring")]
-pub use ring::*;
+pub(crate) use ring::*;
 
 #[cfg(all(not(feature = "ring"), feature = "aws_lc_rs"))]
-pub use aws_lc_rs::*;
+pub(crate) use aws_lc_rs::*;
 
 use crate::{error::ExternalError, Error};
 
@@ -16,7 +16,7 @@ use crate::{error::ExternalError, Error};
 /// "explicit" encoding of the curve. The `parameters` field of the
 /// `ECPrivateKey`, if present, must be the same named curve that is in the
 /// algorithm identifier in the PKCS#8 header.
-pub fn ecdsa_from_pkcs8(
+pub(crate) fn ecdsa_from_pkcs8(
 	alg: &'static signature::EcdsaSigningAlgorithm,
 	pkcs8: &[u8],
 	_rng: &dyn rand::SecureRandom,
@@ -36,7 +36,7 @@ pub fn ecdsa_from_pkcs8(
 ///
 /// The modulus length is rounded up to a whole number of bytes if its
 /// bit length isn't a multiple of 8.
-pub fn rsa_key_pair_public_modulus_len(kp: &signature::RsaKeyPair) -> usize {
+pub(crate) fn rsa_key_pair_public_modulus_len(kp: &signature::RsaKeyPair) -> usize {
 	#[cfg(feature = "ring")]
 	{
 		kp.public().modulus_len()