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-rw-r--r--libtransport/src/core/interest.cc166
1 files changed, 166 insertions, 0 deletions
diff --git a/libtransport/src/core/interest.cc b/libtransport/src/core/interest.cc
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+++ b/libtransport/src/core/interest.cc
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+/*
+ * 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/interest.h>
+#include <hicn/transport/errors/errors.h>
+#include <hicn/transport/utils/hash.h>
+
+extern "C" {
+#ifndef _WIN32
+TRANSPORT_CLANG_DISABLE_WARNING("-Wextern-c-compat")
+#endif
+#include <hicn/hicn.h>
+}
+
+#include <cstring>
+#include <memory>
+
+namespace transport {
+
+namespace core {
+
+Interest::Interest(const Name &interest_name, Packet::Format format)
+ : Packet(format) {
+ if (hicn_interest_set_name(format_, packet_start_,
+ interest_name.getConstStructReference()) < 0) {
+ throw errors::MalformedPacketException();
+ }
+
+ if (hicn_interest_get_name(format_, packet_start_,
+ name_.getStructReference()) < 0) {
+ throw errors::MalformedPacketException();
+ }
+}
+
+#ifdef __ANDROID__
+Interest::Interest(hicn_format_t format) : Interest(Name("0::0|0"), format) {}
+#else
+Interest::Interest(hicn_format_t format) : Interest(base_name, format) {}
+#endif
+
+Interest::Interest(const uint8_t *buffer, std::size_t size)
+ : Packet(buffer, size) {
+ if (hicn_interest_get_name(format_, packet_start_,
+ name_.getStructReference()) < 0) {
+ throw errors::MalformedPacketException();
+ }
+}
+
+Interest::Interest(MemBufPtr &&buffer) : Packet(std::move(buffer)) {
+ if (hicn_interest_get_name(format_, packet_start_,
+ name_.getStructReference()) < 0) {
+ throw errors::MalformedPacketException();
+ }
+}
+
+Interest::Interest(Interest &&other_interest)
+ : Packet(std::move(other_interest)) {
+ name_ = std::move(other_interest.name_);
+}
+
+Interest::~Interest() {}
+
+void Interest::replace(MemBufPtr &&buffer) {
+ Packet::replace(std::move(buffer));
+
+ if (hicn_interest_get_name(format_, packet_start_,
+ name_.getStructReference()) < 0) {
+ throw errors::MalformedPacketException();
+ }
+}
+
+const Name &Interest::getName() const {
+ if (!name_) {
+ if (hicn_interest_get_name(format_, packet_start_,
+ (hicn_name_t *)name_.getConstStructReference()) <
+ 0) {
+ throw errors::MalformedPacketException();
+ }
+ }
+
+ return name_;
+}
+
+Name &Interest::getWritableName() { return const_cast<Name &>(getName()); }
+
+void Interest::setName(const Name &name) {
+ if (hicn_interest_set_name(format_, packet_start_,
+ name.getConstStructReference()) < 0) {
+ throw errors::RuntimeException("Error setting interest name.");
+ }
+
+ if (hicn_interest_get_name(format_, packet_start_,
+ name_.getStructReference()) < 0) {
+ throw errors::MalformedPacketException();
+ }
+}
+
+void Interest::setName(Name &&name) {
+ if (hicn_interest_set_name(format_, packet_start_,
+ name.getStructReference()) < 0) {
+ throw errors::RuntimeException("Error setting interest name.");
+ }
+
+ if (hicn_interest_get_name(format_, packet_start_,
+ name_.getStructReference()) < 0) {
+ throw errors::MalformedPacketException();
+ }
+}
+
+void Interest::setLocator(const ip_address_t &ip_address) {
+ if (hicn_interest_set_locator(format_, packet_start_, &ip_address) < 0) {
+ throw errors::RuntimeException("Error setting interest locator.");
+ }
+
+ return;
+}
+
+ip_address_t Interest::getLocator() const {
+ ip_address_t ip;
+
+ if (hicn_interest_get_locator(format_, packet_start_, &ip) < 0) {
+ throw errors::RuntimeException("Error getting interest locator.");
+ }
+
+ return ip;
+}
+
+void Interest::setLifetime(uint32_t lifetime) {
+ if (hicn_interest_set_lifetime(packet_start_, lifetime) < 0) {
+ throw errors::MalformedPacketException();
+ }
+}
+
+uint32_t Interest::getLifetime() const {
+ uint32_t lifetime = 0;
+
+ if (hicn_interest_get_lifetime(packet_start_, &lifetime) < 0) {
+ throw errors::MalformedPacketException();
+ }
+
+ return lifetime;
+}
+
+void Interest::resetForHash() {
+ if (hicn_interest_reset_for_hash(
+ format_, reinterpret_cast<hicn_header_t *>(packet_start_)) < 0) {
+ throw errors::RuntimeException(
+ "Error resetting interest fields for hash computation.");
+ }
+}
+
+} // end namespace core
+
+} // end namespace transport