1 files changed, 170 insertions, 0 deletions
diff --git a/libtransport/src/hicn/transport/core/content_object.cc b/libtransport/src/hicn/transport/core/content_object.cc
new file mode 100755
index 000000000..dc2056582
--- /dev/null
+++ b/libtransport/src/hicn/transport/core/content_object.cc
@@ -0,0 +1,170 @@
+/*
+ * 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 <hicn/transport/core/content_object.h>
+#include <hicn/transport/errors/errors.h>
+#include <hicn/transport/utils/branch_prediction.h>
+
+extern "C" {
+TRANSPORT_CLANG_DISABLE_WARNING("-Wextern-c-compat")
+#include <hicn/hicn.h>
+}
+
+#include <cstring>
+#include <memory>
+
+namespace transport {
+
+namespace core {
+
+ContentObject::ContentObject(const Name &name, Packet::Format format)
+    : Packet(format) {
+  if (TRANSPORT_EXPECT_FALSE(
+          hicn_data_set_name(format, (hicn_header_t *)packet_start_,
+                             name.getStructReference()) < 0)) {
+    throw errors::RuntimeException("Error filling the packet name.");
+  }
+
+  if (TRANSPORT_EXPECT_FALSE(
+          hicn_data_get_name(format_, (hicn_header_t *)packet_start_,
+                             name_.getStructReference()) < 0)) {
+    throw errors::MalformedPacketException();
+  }
+}
+
+ContentObject::ContentObject(hicn_format_t format)
+    : ContentObject(Packet::base_name, format) {}
+
+ContentObject::ContentObject(const Name &name, hicn_format_t format,
+                             const uint8_t *payload, std::size_t size)
+    : ContentObject(name, format) {
+  appendPayload(payload, size);
+}
+
+ContentObject::ContentObject(const uint8_t *buffer, std::size_t size)
+    : Packet(buffer, size) {
+  if (hicn_data_get_name(format_, (hicn_header_t *)packet_start_,
+                         name_.getStructReference()) < 0) {
+    throw errors::RuntimeException("Error getting name from content object.");
+  }
+}
+
+ContentObject::ContentObject(MemBufPtr &&buffer) : Packet(std::move(buffer)) {
+  if (hicn_data_get_name(format_, (hicn_header_t *)packet_start_,
+                         name_.getStructReference()) < 0) {
+    throw errors::RuntimeException("Error getting name from content object.");
+  }
+}
+
+ContentObject::ContentObject(ContentObject &&other) : Packet(std::move(other)) {
+  name_ = std::move(other.name_);
+
+  if (hicn_data_get_name(format_, (hicn_header_t *)packet_start_,
+                         name_.getStructReference()) < 0) {
+    throw errors::MalformedPacketException();
+  }
+}
+
+ContentObject::~ContentObject() {}
+
+const Name &ContentObject::getName() const {
+  if (!name_) {
+    if (hicn_data_get_name(format_, (hicn_header_t *)packet_start_,
+                           (hicn_name_t *)name_.getStructReference()) < 0) {
+      throw errors::MalformedPacketException();
+    }
+  }
+
+  return name_;
+}
+
+ContentObject &ContentObject::setName(const Name &name) {
+  if (hicn_data_set_name(format_, (hicn_header_t *)packet_start_,
+                         name.getStructReference()) < 0) {
+    throw errors::RuntimeException("Error setting content object name.");
+  }
+
+  if (hicn_data_get_name(format_, (hicn_header_t *)packet_start_,
+                         name_.getStructReference()) < 0) {
+    throw errors::MalformedPacketException();
+  }
+
+  return *this;
+}
+
+void ContentObject::setName(Name &&name) {
+  if (hicn_data_set_name(format_, (hicn_header_t *)packet_start_,
+                         name.getStructReference()) < 0) {
+    throw errors::RuntimeException(
+        "Error getting the payload length from content object.");
+  }
+
+  if (hicn_data_get_name(format_, (hicn_header_t *)packet_start_,
+                         name_.getStructReference()) < 0) {
+    throw errors::MalformedPacketException();
+  }
+}
+
+uint32_t ContentObject::getPathLabel() const {
+  uint32_t path_label;
+  if (hicn_data_get_path_label((hicn_header_t *)packet_start_, &path_label) <
+      0) {
+    throw errors::RuntimeException(
+        "Error retrieving the path label from content object");
+  }
+
+  return path_label;
+}
+
+ContentObject &ContentObject::setPathLabel(uint32_t path_label) {
+  if (hicn_data_set_path_label((hicn_header_t *)packet_start_, path_label) <
+      0) {
+    throw errors::RuntimeException(
+        "Error setting the path label from content object");
+  }
+
+  return *this;
+}
+
+void ContentObject::setLocator(const ip_address_t &ip_address) {
+  if (hicn_data_set_locator(format_, (hicn_header_t *)packet_start_,
+                            &ip_address) < 0) {
+    throw errors::RuntimeException("Error setting content object locator");
+  }
+
+  return;
+}
+
+ip_address_t ContentObject::getLocator() const {
+  ip_address_t ip;
+
+  if (hicn_data_get_locator(format_, (hicn_header_t *)packet_start_, &ip) < 0) {
+    throw errors::RuntimeException("Error getting content object locator.");
+  }
+
+  return ip;
+}
+
+void ContentObject::resetForHash() {
+  if (hicn_data_reset_for_hash(
+          format_, reinterpret_cast<hicn_header_t *>(packet_start_)) < 0) {
+    throw errors::RuntimeException(
+        "Error resetting content object fields for hash computation.");
+  }
+}
+
+}  // end namespace core
+
+}  // end namespace transport