revert back as_chain_der() parameter change

Author: MS-megliu

examples/client.rs

@@ -13,7 +13,6 @@ use rustls::{
 use rustls_pki_types::{CertificateDer, ServerName};
 
 use rustls_cng::{
-    cert::ChainEngineType,
     signer::CngSigningKey,
     store::{CertStore, CertStoreType},
 };
@@ -38,7 +37,7 @@ fn get_chain(
     let key = context.acquire_key()?;
     let signing_key = CngSigningKey::new(key)?;
     let chain = context
-        .as_chain_der(true, ChainEngineType::HkeyLocalMachine)?
+        .as_chain_der()?
         .into_iter()
         .map(Into::into)
         .collect();

examples/server.rs

@@ -13,7 +13,6 @@ use rustls::{
 };
 
 use rustls_cng::{
-    cert::ChainEngineType,
     signer::CngSigningKey,
     store::{CertStore, CertStoreType},
 };
@@ -75,9 +74,7 @@ impl ResolvesServerCert for ServerCertResolver {
         println!("Key alg: {:?}", key.key().algorithm());
 
         // attempt to acquire a full certificate chain
-        let chain = context
-            .as_chain_der(true, ChainEngineType::HkeyLocalMachine)
-            .ok()?;
+        let chain = context.as_chain_der().ok()?;
         let certs = chain.into_iter().map(Into::into).collect();
 
         // return CertifiedKey instance

tests/test_client_server.rs

@@ -16,7 +16,7 @@ mod client {
     };
     use rustls_pki_types::CertificateDer;
 
-    use rustls_cng::{cert::ChainEngineType, signer::CngSigningKey, store::CertStore};
+    use rustls_cng::{signer::CngSigningKey, store::CertStore};
 
     #[derive(Debug)]
     pub struct ClientCertResolver(CertStore, String);
@@ -32,7 +32,7 @@ mod client {
         let key = context.acquire_key()?;
         let signing_key = CngSigningKey::new(key)?;
         let chain = context
-            .as_chain_der(true, ChainEngineType::HkeyLocalMachine)?
+            .as_chain_der()?
             .into_iter()
             .map(Into::into)
             .collect();
@@ -111,7 +111,7 @@ mod server {
         RootCertStore, ServerConfig, ServerConnection, Stream,
     };
 
-    use rustls_cng::{cert::ChainEngineType, signer::CngSigningKey, store::CertStore};
+    use rustls_cng::{signer::CngSigningKey, store::CertStore};
 
     #[derive(Debug)]
     pub struct ServerCertResolver(CertStore);
@@ -127,9 +127,7 @@ mod server {
                 CngSigningKey::new(key).ok().map(|key| (ctx, key))
             })?;
 
-            let chain = context
-                .as_chain_der(true, ChainEngineType::HkeyLocalMachine)
-                .ok()?;
+            let chain = context.as_chain_der().ok()?;
             let certs = chain.into_iter().map(Into::into).collect();
 
             Some(Arc::new(CertifiedKey {