From bac3da61644515f05663789b122554dc77549286 Mon Sep 17 00:00:00 2001 From: Luca Muscariello Date: Thu, 17 Jan 2019 13:47:57 +0100 Subject: This is the first commit of the hicn project Change-Id: I6f2544ad9b9f8891c88cc4bcce3cf19bd3cc863f Signed-off-by: Luca Muscariello --- .../src/hicn/transport/core/content_object.cc | 170 +++++++++++++++++++++ 1 file changed, 170 insertions(+) create mode 100755 libtransport/src/hicn/transport/core/content_object.cc (limited to 'libtransport/src/hicn/transport/core/content_object.cc') 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 +#include +#include + +extern "C" { +TRANSPORT_CLANG_DISABLE_WARNING("-Wextern-c-compat") +#include +} + +#include +#include + +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(packet_start_)) < 0) { + throw errors::RuntimeException( + "Error resetting content object fields for hash computation."); + } +} + +} // end namespace core + +} // end namespace transport -- cgit 1.2.3-korg