1 files changed, 80 insertions, 0 deletions
diff --git a/libccnx-transport-rta/ccnx/transport/transport_rta/components/codec_Signing.c b/libccnx-transport-rta/ccnx/transport/transport_rta/components/codec_Signing.c
new file mode 100644
index 00000000..322bea2e
--- /dev/null
+++ b/libccnx-transport-rta/ccnx/transport/transport_rta/components/codec_Signing.c
@@ -0,0 +1,80 @@
+/*
+ * Copyright (c) 2017 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <config.h>
+#include <stdio.h>
+
+#include <LongBow/runtime.h>
+
+#include <parc/algol/parc_Memory.h>
+
+#include <parc/security/parc_PublicKeySigner.h>
+#include <parc/security/parc_Pkcs12KeyStore.h>
+#include <parc/security/parc_SymmetricKeySigner.h>
+#include <parc/security/parc_SymmetricKeyStore.h>
+#include <parc/security/parc_KeyStore.h>
+#include <parc/security/parc_Signer.h>
+#include <parc/security/parc_CryptoHashType.h>
+
+#include <ccnx/transport/transport_rta/config/config_Signer.h>
+#include "codec_Signing.h"
+
+PARCSigner *
+component_Codec_GetSigner(RtaConnection *conn)
+{
+    PARCSigner *signer = NULL;
+
+    SignerType signertype = signer_GetImplementationType(rtaConnection_GetParameters(conn));
+
+    switch (signertype) {
+        case SignerType_SymmetricKeySigner: {
+            struct symmetrickeysigner_params params;
+            bool success = symmetricKeySigner_GetConnectionParams(rtaConnection_GetParameters(conn), &params);
+            assertTrue(success, "Could not retrieve symmetricKeySigner_GetConnectionParams");
+
+            PARCSymmetricKeyStore *symmetricKeyStore = parcSymmetricKeyStore_OpenFile(params.filename, params.password, PARCCryptoHashType_SHA256);
+            PARCSymmetricKeySigner *symmetricKeySigner = parcSymmetricKeySigner_Create(symmetricKeyStore, PARCCryptoHashType_SHA256);
+            parcSymmetricKeyStore_Release(&symmetricKeyStore);
+
+            signer = parcSigner_Create(symmetricKeySigner, PARCSymmetricKeySignerAsSigner);
+            parcSymmetricKeySigner_Release(&symmetricKeySigner);
+            assertNotNull(signer, "got null opening FileKeystore '%s'\n", params.filename);
+            break;
+        }
+
+        case SignerType_PublicKeySigner: {
+            struct publickeysigner_params params;
+            bool success = publicKeySigner_GetConnectionParams(rtaConnection_GetParameters(conn), &params);
+            assertTrue(success, "Could not retrieve publicKeySigner_GetConnectionParams");
+
+            PARCPkcs12KeyStore *pkcs12KeyStore = parcPkcs12KeyStore_Open(params.filename, params.password, PARCCryptoHashType_SHA256);
+            PARCKeyStore *keyStore = parcKeyStore_Create(pkcs12KeyStore, PARCPkcs12KeyStoreAsKeyStore);
+            parcPkcs12KeyStore_Release(&pkcs12KeyStore);
+            PARCPublicKeySigner *publicKeySigner = parcPublicKeySigner_Create(keyStore, PARCSigningAlgorithm_RSA, PARCCryptoHashType_SHA256);
+            parcKeyStore_Release(&keyStore);
+
+            signer = parcSigner_Create(publicKeySigner, PARCPublicKeySignerAsSigner);
+            parcPublicKeySigner_Release(&publicKeySigner);
+            assertNotNull(signer, "got null opening FileKeystore '%s'\n", params.filename);
+            break;
+        }
+
+        default:
+            assertTrue(0, "Unsupported signer type %d", signertype);
+    }
+
+    assertNotNull(signer, "Did not match a known signer");
+    return signer;
+}