1 files changed, 141 insertions, 0 deletions
diff --git a/libparc/parc/security/parc_KeyId.c b/libparc/parc/security/parc_KeyId.c
new file mode 100755
index 00000000..1dbd9512
--- /dev/null
+++ b/libparc/parc/security/parc_KeyId.c
@@ -0,0 +1,141 @@
+/*
+ * 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 <string.h>
+
+#include <LongBow/runtime.h>
+
+#include <parc/security/parc_KeyId.h>
+
+#include <parc/algol/parc_Object.h>
+#include <parc/algol/parc_Memory.h>
+#include <parc/algol/parc_Hash.h>
+
+struct parc_keyid {
+    PARCBuffer *keyid;
+    PARCHashCode hashcode;
+};
+
+static void
+_parcKeyId_Destroy(PARCKeyId **keyIdPtr)
+{
+    PARCKeyId *keyId = *keyIdPtr;
+
+    parcBuffer_Release(&keyId->keyid);
+}
+
+parcObject_ExtendPARCObject(PARCKeyId, _parcKeyId_Destroy, NULL, NULL, NULL, NULL, NULL, NULL);
+
+void
+parcKeyId_AssertValid(const PARCKeyId *keyId)
+{
+    assertNotNull(keyId, "Pointer must be a non-null pointer to a PARCKeyId");
+}
+
+PARCKeyId *
+parcKeyId_Create(PARCBuffer *preComputedKeyId)
+{
+    PARCKeyId *keyid = parcObject_CreateInstance(PARCKeyId);
+
+    if (keyid != NULL) {
+        keyid->keyid = parcBuffer_Acquire(preComputedKeyId);
+        keyid->hashcode = parcBuffer_HashCode(preComputedKeyId);
+    }
+    return keyid;
+}
+
+parcObject_ImplementAcquire(parcKeyId, PARCKeyId);
+parcObject_ImplementRelease(parcKeyId, PARCKeyId);
+
+bool
+parcKeyId_Equals(const PARCKeyId *keyidA, const PARCKeyId *keyidB)
+{
+    if (keyidA == keyidB) {
+        return true;
+    }
+
+    if (keyidA == NULL || keyidB == NULL) {
+        return false;
+    }
+
+    return parcBuffer_Equals(keyidA->keyid, keyidB->keyid);
+}
+
+PARCHashCode
+parcKeyId_HashCode(const PARCKeyId *keyid)
+{
+    parcKeyId_OptionalAssertValid(keyid);
+
+    return keyid->hashcode;
+}
+
+PARCHashCode
+parcKeyId_HashCodeFromVoid(const void *keyid)
+{
+    parcKeyId_OptionalAssertValid(keyid);
+
+    return ((PARCKeyId *) keyid)->hashcode;
+}
+
+const PARCBuffer *
+parcKeyId_GetKeyId(const PARCKeyId *keyid)
+{
+    parcKeyId_OptionalAssertValid(keyid);
+
+    return keyid->keyid;
+}
+
+PARCKeyId *
+parcKeyId_Copy(const PARCKeyId *original)
+{
+    parcKeyId_OptionalAssertValid(original);
+
+    PARCBuffer *bufferCopy = parcBuffer_Copy(original->keyid);
+    PARCKeyId *result = parcKeyId_Create(bufferCopy);
+    parcBuffer_Release(&bufferCopy);
+    return result;
+}
+
+PARCBufferComposer *
+parcKeyId_BuildString(const PARCKeyId *keyid, PARCBufferComposer *composer)
+{
+    // output format = "0x<hex>\00"
+    parcBufferComposer_Format(composer, "0x");
+    for (int i = 0; i < parcBuffer_Capacity(keyid->keyid); i += 2) {
+        parcBufferComposer_Format(composer, "%02X", parcBuffer_GetAtIndex(keyid->keyid, i));
+    }
+    return composer;
+}
+
+char *
+parcKeyId_ToString(const PARCKeyId *keyid)
+{
+    char *result = NULL;
+
+    PARCBufferComposer *composer = parcBufferComposer_Create();
+    if (composer != NULL) {
+        parcKeyId_BuildString(keyid, composer);
+        PARCBuffer *tempBuffer = parcBufferComposer_ProduceBuffer(composer);
+        result = parcBuffer_ToString(tempBuffer);
+        parcBuffer_Release(&tempBuffer);
+        parcBufferComposer_Release(&composer);
+    }
+    return result;
+}