1 files changed, 133 insertions, 0 deletions
diff --git a/hicn-light/src/utils/addressList.c b/hicn-light/src/utils/addressList.c
new file mode 100755
index 000000000..4f51a11bf
--- /dev/null
+++ b/hicn-light/src/utils/addressList.c
@@ -0,0 +1,133 @@
+/*
+ * Copyright (c) 2017-2019 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 <src/config.h>
+#include <stdio.h>
+
+#include <parc/assert/parc_Assert.h>
+
+#include <src/utils/addressList.h>
+
+#include <parc/algol/parc_ArrayList.h>
+#include <parc/algol/parc_Buffer.h>
+#include <parc/algol/parc_Memory.h>
+
+struct address_list {
+  PARCArrayList *listOfAddress;
+};
+
+static void _addressListFreeAddress(void **addressVoidPtr) {
+  Address **addressPtr = (Address **)addressVoidPtr;
+  addressDestroy(addressPtr);
+}
+
+AddressList *addressListCreate() {
+  AddressList *list = parcMemory_AllocateAndClear(sizeof(AddressList));
+  parcAssertNotNull(list, "parcMemory_AllocateAndClear(%zu) returned NULL",
+                    sizeof(AddressList));
+  list->listOfAddress = parcArrayList_Create(_addressListFreeAddress);
+  parcAssertNotNull(list->listOfAddress, "Got null from parcArrayList_Create");
+
+  return list;
+}
+
+void addressListDestroy(AddressList **addressListPtr) {
+  parcAssertNotNull(addressListPtr,
+                    "Parameter must be non-null double pointer");
+  parcAssertNotNull(*addressListPtr,
+                    "Parameter must dereference to non-null pointer");
+  AddressList *list = *addressListPtr;
+
+  parcArrayList_Destroy(&list->listOfAddress);
+  parcMemory_Deallocate((void **)&list);
+  *addressListPtr = NULL;
+}
+
+AddressList *addressListAppend(AddressList *list, Address *address) {
+  parcAssertNotNull(list, "Parameter list must be non-null");
+  parcAssertNotNull(address, "Parameter address must be non-null");
+
+  parcArrayList_Add(list->listOfAddress, (PARCObject *)address);
+  return list;
+}
+
+AddressList *addressListCopy(const AddressList *original) {
+  parcAssertNotNull(original, "Parameter must be non-null");
+
+  AddressList *copy = addressListCreate();
+  for (int i = 0; i < parcArrayList_Size(original->listOfAddress); i++) {
+    Address *address = (Address *)parcArrayList_Get(original->listOfAddress, i);
+    parcArrayList_Add(copy->listOfAddress, (PARCObject *)addressCopy(address));
+  }
+
+  return copy;
+}
+
+bool addressListEquals(const AddressList *a, const AddressList *b) {
+  parcAssertNotNull(a, "Parameter a must be non-null");
+  parcAssertNotNull(b, "Parameter b must be non-null");
+
+  if (a == b) {
+    return true;
+  }
+
+  if (parcArrayList_Size(a->listOfAddress) !=
+      parcArrayList_Size(b->listOfAddress)) {
+    return false;
+  }
+
+  for (size_t i = 0; i < parcArrayList_Size(a->listOfAddress); i++) {
+    const Address *addr_a = (Address *)parcArrayList_Get(a->listOfAddress, i);
+    const Address *addr_b = (Address *)parcArrayList_Get(b->listOfAddress, i);
+    if (!addressEquals(addr_a, addr_b)) {
+      return false;
+    }
+  }
+  return true;
+}
+
+size_t addressListLength(const AddressList *list) {
+  parcAssertNotNull(list, "Parameter must be non-null");
+  return parcArrayList_Size(list->listOfAddress);
+}
+
+const Address *addressListGetItem(const AddressList *list, size_t item) {
+  parcAssertNotNull(list, "Parameter must be non-null");
+  parcAssertTrue(item < addressListLength(list),
+                 "Asked for item %zu beyond end of list %zu", item,
+                 addressListLength(list));
+
+  return (Address *)parcArrayList_Get(list->listOfAddress, item);
+}
+
+char *addressListToString(const AddressList *list) {
+  PARCBufferComposer *composer = parcBufferComposer_Create();
+
+  for (size_t i = 0; i < addressListLength(list); i++) {
+    char *addressString = addressToString(addressListGetItem(list, i));
+    parcBufferComposer_PutString(composer, addressString);
+    if (i < (addressListLength(list) - 1)) {
+      parcBufferComposer_PutString(composer, " ");
+    }
+    parcMemory_Deallocate((void **)&addressString);
+  }
+
+  PARCBuffer *buffer = parcBufferComposer_ProduceBuffer(composer);
+  char *result = parcBuffer_ToString(buffer);
+  parcBuffer_Release(&buffer);
+  parcBufferComposer_Release(&composer);
+
+  return result;
+}