[HICN-713] Transport Library Major Refactoring 2

Co-authored-by: Luca Muscariello <muscariello@ieee.org>
Co-authored-by: Michele Papalini <micpapal@cisco.com>
Co-authored-by: Olivier Roques <oroques+fdio@cisco.com>
Co-authored-by: Giulio Grassi <gigrassi@cisco.com>
Signed-off-by: Mauro Sardara <msardara@cisco.com>
Change-Id: I5b2c667bad66feb45abdb5effe22ed0f6c85d1c2

4 files changed, 834 insertions, 0 deletions

diff --git a/apps/ping/.clang-format b/apps/ping/.clang-format
new file mode 100644
index 000000000..cd21e2017
--- /dev/null
+++ b/apps/ping/.clang-format
@@ -0,0 +1,14 @@
+# Copyright (c) 2017-2021 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.
+
+BasedOnStyle:  Google
diff --git a/apps/ping/CMakeLists.txt b/apps/ping/CMakeLists.txt
new file mode 100644
index 000000000..42f7f98c1
--- /dev/null
+++ b/apps/ping/CMakeLists.txt
@@ -0,0 +1,39 @@
+# 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.
+
+if (NOT DISABLE_EXECUTABLES)
+  list (APPEND PING_LIBRARIES
+    ${LIBTRANSPORT_LIBRARIES}
+    ${CMAKE_THREAD_LIBS_INIT}
+    ${WSOCK32_LIBRARY}
+    ${WS2_32_LIBRARY}
+  )
+
+  build_executable(hicn-ping-server
+    SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/src/ping_server.cc
+    LINK_LIBRARIES ${PING_LIBRARIES}
+    INCLUDE_DIRS ${LIBTRANSPORT_INCLUDE_DIRS}
+    DEPENDS ${DEPENDENCIES}
+    COMPONENT ${HICN_APPS}
+    LINK_FLAGS ${LINK_FLAGS}
+  )
+
+  build_executable(hicn-ping-client
+    SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/src/ping_client.cc
+    LINK_LIBRARIES ${PING_LIBRARIES}
+    INCLUDE_DIRS ${LIBTRANSPORT_INCLUDE_DIRS}
+    DEPENDS ${DEPENDENCIES}
+    COMPONENT ${HICN_APPS}
+    LINK_FLAGS ${LINK_FLAGS}
+  )
+endif ()
\ No newline at end of file
diff --git a/apps/ping/src/ping_client.cc b/apps/ping/src/ping_client.cc
new file mode 100644
index 000000000..24e0bf3ed
--- /dev/null
+++ b/apps/ping/src/ping_client.cc
@@ -0,0 +1,441 @@
+/*
+ * 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/auth/verifier.h>
+#include <hicn/transport/core/global_object_pool.h>
+#include <hicn/transport/core/interest.h>
+#include <hicn/transport/interfaces/portal.h>
+
+#include <asio/signal_set.hpp>
+#include <asio/steady_timer.hpp>
+#include <chrono>
+#include <map>
+
+#define SYN_STATE 1
+#define ACK_STATE 2
+
+namespace transport {
+
+namespace core {
+
+namespace ping {
+
+typedef std::map<uint64_t, uint64_t> SendTimeMap;
+typedef auth::AsymmetricVerifier Verifier;
+
+class Configuration {
+ public:
+  uint64_t interestLifetime_;
+  uint64_t pingInterval_;
+  uint64_t maxPing_;
+  uint64_t first_suffix_;
+  std::string name_;
+  std::string certificate_;
+  uint16_t srcPort_;
+  uint16_t dstPort_;
+  bool verbose_;
+  bool dump_;
+  bool jump_;
+  bool open_;
+  bool always_syn_;
+  bool always_ack_;
+  bool quiet_;
+  uint32_t jump_freq_;
+  uint32_t jump_size_;
+  uint8_t ttl_;
+
+  Configuration() {
+    interestLifetime_ = 500;  // ms
+    pingInterval_ = 1000000;  // us
+    maxPing_ = 10;            // number of interests
+    first_suffix_ = 0;
+    name_ = "b001::1";  // string
+    srcPort_ = 9695;
+    dstPort_ = 8080;
+    verbose_ = false;
+    dump_ = false;
+    jump_ = false;
+    open_ = false;
+    always_syn_ = false;
+    always_ack_ = false;
+    quiet_ = false;
+    jump_freq_ = 0;
+    jump_size_ = 0;
+    ttl_ = 64;
+  }
+};
+
+class Client : interface::Portal::ConsumerCallback {
+ public:
+  Client(Configuration *c)
+      : portal_(), signals_(portal_.getIoService(), SIGINT) {
+    // Let the main thread to catch SIGINT
+    portal_.connect();
+    portal_.setConsumerCallback(this);
+
+    signals_.async_wait(std::bind(&Client::afterSignal, this));
+
+    timer_.reset(new asio::steady_timer(portal_.getIoService()));
+    config_ = c;
+    sequence_number_ = config_->first_suffix_;
+    last_jump_ = 0;
+    processed_ = 0;
+    state_ = SYN_STATE;
+    sent_ = 0;
+    received_ = 0;
+    timedout_ = 0;
+    if (!c->certificate_.empty()) {
+      verifier_.useCertificate(c->certificate_);
+    }
+  }
+
+  virtual ~Client() {}
+
+  void ping() {
+    std::cout << "start ping" << std::endl;
+    doPing();
+    portal_.runEventsLoop();
+  }
+
+  void onContentObject(Interest &interest, ContentObject &object) override {
+    uint64_t rtt = 0;
+
+    if (!config_->certificate_.empty()) {
+      auto t0 = std::chrono::steady_clock::now();
+      if (verifier_.verifyPacket(&object)) {
+        auto t1 = std::chrono::steady_clock::now();
+        auto dt =
+            std::chrono::duration_cast<std::chrono::microseconds>(t1 - t0);
+        std::cout << "Verification time: " << dt.count() << std::endl;
+        std::cout << "<<< Signature Ok." << std::endl;
+      } else {
+        std::cout << "<<< Signature verification failed!" << std::endl;
+      }
+    }
+
+    auto it = send_timestamps_.find(interest.getName().getSuffix());
+    if (it != send_timestamps_.end()) {
+      rtt = std::chrono::duration_cast<std::chrono::microseconds>(
+                std::chrono::steady_clock::now().time_since_epoch())
+                .count() -
+            it->second;
+      send_timestamps_.erase(it);
+    }
+
+    if (config_->verbose_) {
+      std::cout << "<<< recevied object. " << std::endl;
+      std::cout << "<<< interest name: " << interest.getName()
+                << " src port: " << interest.getSrcPort()
+                << " dst port: " << interest.getDstPort()
+                << " flags: " << interest.printFlags() << std::endl;
+      std::cout << "<<< object name: " << object.getName()
+                << " src port: " << object.getSrcPort()
+                << " dst port: " << object.getDstPort()
+                << " flags: " << object.printFlags() << " path label "
+                << object.getPathLabel() << " ("
+                << (object.getPathLabel() >> 24) << ")"
+                << " TTL: " << (int)object.getTTL() << std::endl;
+    } else if (!config_->quiet_) {
+      std::cout << "<<< received object. " << std::endl;
+      std::cout << "<<< round trip: " << rtt << " [us]" << std::endl;
+      std::cout << "<<< interest name: " << interest.getName() << std::endl;
+      std::cout << "<<< object name: " << object.getName() << std::endl;
+      std::cout << "<<< content object size: "
+                << object.payloadSize() + object.headerSize() << " [bytes]"
+                << std::endl;
+    }
+
+    if (config_->dump_) {
+      std::cout << "----- interest dump -----" << std::endl;
+      interest.dump();
+      std::cout << "-------------------------" << std::endl;
+      std::cout << "----- object dump -------" << std::endl;
+      object.dump();
+      std::cout << "-------------------------" << std::endl;
+    }
+
+    if (!config_->quiet_) std::cout << std::endl;
+
+    if (!config_->always_syn_) {
+      if (object.testSyn() && object.testAck() && state_ == SYN_STATE) {
+        state_ = ACK_STATE;
+      }
+    }
+
+    received_++;
+    processed_++;
+    if (processed_ >= config_->maxPing_) {
+      afterSignal();
+    }
+  }
+
+  void onTimeout(Interest::Ptr &interest, const Name &name) override {
+    if (config_->verbose_) {
+      std::cout << "### timeout for " << name
+                << " src port: " << interest->getSrcPort()
+                << " dst port: " << interest->getDstPort()
+                << " flags: " << interest->printFlags() << std::endl;
+    } else if (!config_->quiet_) {
+      std::cout << "### timeout for " << name << std::endl;
+    }
+
+    if (config_->dump_) {
+      std::cout << "----- interest dump -----" << std::endl;
+      interest->dump();
+      std::cout << "-------------------------" << std::endl;
+    }
+
+    if (!config_->quiet_) std::cout << std::endl;
+
+    timedout_++;
+    processed_++;
+    if (processed_ >= config_->maxPing_) {
+      afterSignal();
+    }
+  }
+
+  void onError(std::error_code ec) override {}
+
+  void doPing() {
+    const Name interest_name(config_->name_, (uint32_t)sequence_number_);
+    hicn_format_t format;
+    if (interest_name.getAddressFamily() == AF_INET) {
+      format = HF_INET_TCP;
+    } else {
+      format = HF_INET6_TCP;
+    }
+
+    auto interest = std::make_shared<Interest>(interest_name, format);
+
+    interest->setLifetime(uint32_t(config_->interestLifetime_));
+    interest->resetFlags();
+
+    if (config_->open_ || config_->always_syn_) {
+      if (state_ == SYN_STATE) {
+        interest->setSyn();
+      } else if (state_ == ACK_STATE) {
+        interest->setAck();
+      }
+    } else if (config_->always_ack_) {
+      interest->setAck();
+    }
+
+    interest->setSrcPort(config_->srcPort_);
+    interest->setDstPort(config_->dstPort_);
+    interest->setTTL(config_->ttl_);
+
+    if (config_->verbose_) {
+      std::cout << ">>> send interest " << interest->getName()
+                << " src port: " << interest->getSrcPort()
+                << " dst port: " << interest->getDstPort()
+                << " flags: " << interest->printFlags()
+                << " TTL: " << (int)interest->getTTL() << std::endl;
+    } else if (!config_->quiet_) {
+      std::cout << ">>> send interest " << interest->getName() << std::endl;
+    }
+
+    if (config_->dump_) {
+      std::cout << "----- interest dump -----" << std::endl;
+      interest->dump();
+      std::cout << "-------------------------" << std::endl;
+    }
+
+    if (!config_->quiet_) std::cout << std::endl;
+
+    send_timestamps_[sequence_number_] =
+        std::chrono::duration_cast<std::chrono::microseconds>(
+            std::chrono::steady_clock::now().time_since_epoch())
+            .count();
+
+    portal_.sendInterest(std::move(interest));
+
+    sequence_number_++;
+    sent_++;
+
+    if (sent_ < config_->maxPing_) {
+      this->timer_->expires_from_now(
+          std::chrono::microseconds(config_->pingInterval_));
+      this->timer_->async_wait([this](const std::error_code e) { doPing(); });
+    }
+  }
+
+  void afterSignal() {
+    std::cout << "Stop ping" << std::endl;
+    std::cout << "Sent: " << sent_ << " Received: " << received_
+              << " Timeouts: " << timedout_ << std::endl;
+    portal_.stopEventsLoop();
+  }
+
+  void reset() {
+    timer_.reset(new asio::steady_timer(portal_.getIoService()));
+    sequence_number_ = config_->first_suffix_;
+    last_jump_ = 0;
+    processed_ = 0;
+    state_ = SYN_STATE;
+    sent_ = 0;
+    received_ = 0;
+    timedout_ = 0;
+  }
+
+ private:
+  SendTimeMap send_timestamps_;
+  interface::Portal portal_;
+  asio::signal_set signals_;
+  uint64_t sequence_number_;
+  uint64_t last_jump_;
+  uint64_t processed_;
+  uint32_t state_;
+  uint32_t sent_;
+  uint32_t received_;
+  uint32_t timedout_;
+  std::unique_ptr<asio::steady_timer> timer_;
+  Configuration *config_;
+  Verifier verifier_;
+};
+
+void help() {
+  std::cout << "usage: hicn-consumer-ping [options]" << std::endl;
+  std::cout << "PING options" << std::endl;
+  std::cout
+      << "-i <val>          ping interval in microseconds (default 1000000ms)"
+      << std::endl;
+  std::cout << "-m <val>          maximum number of pings to send (default 10)"
+            << std::endl;
+  std::cout << "-s <val>          sorce port (default 9695)" << std::endl;
+  std::cout << "-d <val>          destination port (default 8080)" << std::endl;
+  std::cout << "-t <val>          set packet ttl (default 64)" << std::endl;
+  std::cout << "-O                open tcp connection (three way handshake) "
+               "(default false)"
+            << std::endl;
+  std::cout << "-S                send always syn messages (default false)"
+            << std::endl;
+  std::cout << "-A                send always ack messages (default false)"
+            << std::endl;
+  std::cout << "HICN options" << std::endl;
+  std::cout << "-n <val>          hicn name (default b001::1)" << std::endl;
+  std::cout
+      << "-l <val>          interest lifetime in milliseconds (default 500ms)"
+      << std::endl;
+  std::cout << "OUTPUT options" << std::endl;
+  std::cout << "-V                verbose, prints statistics about the "
+               "messagges sent and received (default false)"
+            << std::endl;
+  std::cout << "-D                dump, dumps sent and received packets "
+               "(default false)"
+            << std::endl;
+  std::cout << "-q                quiet, not prints (default false)"
+            << std::endl;
+  std::cout << "-H                prints this message" << std::endl;
+}
+
+int main(int argc, char *argv[]) {
+#ifdef _WIN32
+  WSADATA wsaData = {0};
+  WSAStartup(MAKEWORD(2, 2), &wsaData);
+#endif
+
+  Configuration *c = new Configuration();
+  int opt;
+  std::string producer_certificate = "";
+
+  while ((opt = getopt(argc, argv, "j::t:i:m:s:d:n:l:f:c:SAOqVDH")) != -1) {
+    switch (opt) {
+      case 't':
+        c->ttl_ = (uint8_t)std::stoi(optarg);
+        break;
+      case 'i':
+        c->pingInterval_ = std::stoi(optarg);
+        break;
+      case 'm':
+        c->maxPing_ = std::stoi(optarg);
+        break;
+      case 'f':
+        c->first_suffix_ = std::stoul(optarg);
+        break;
+      case 's':
+        c->srcPort_ = std::stoi(optarg);
+        break;
+      case 'd':
+        c->dstPort_ = std::stoi(optarg);
+        break;
+      case 'n':
+        c->name_ = optarg;
+        break;
+      case 'l':
+        c->interestLifetime_ = std::stoi(optarg);
+        break;
+      case 'V':
+        c->verbose_ = true;
+        ;
+        break;
+      case 'D':
+        c->dump_ = true;
+        break;
+      case 'O':
+        c->always_syn_ = false;
+        c->always_ack_ = false;
+        c->open_ = true;
+        break;
+      case 'S':
+        c->always_syn_ = true;
+        c->always_ack_ = false;
+        c->open_ = false;
+        break;
+      case 'A':
+        c->always_syn_ = false;
+        c->always_ack_ = true;
+        c->open_ = false;
+        break;
+      case 'q':
+        c->quiet_ = true;
+        c->verbose_ = false;
+        c->dump_ = false;
+        break;
+      case 'c':
+        c->certificate_ = std::string(optarg);
+        break;
+      case 'H':
+      default:
+        help();
+        exit(EXIT_FAILURE);
+    }
+  }
+
+  auto ping = std::make_unique<Client>(c);
+
+  auto t0 = std::chrono::steady_clock::now();
+  ping->ping();
+  auto t1 = std::chrono::steady_clock::now();
+
+  std::cout
+      << "Elapsed time: "
+      << std::chrono::duration_cast<std::chrono::microseconds>(t1 - t0).count()
+      << std::endl;
+
+#ifdef _WIN32
+  WSACleanup();
+#endif
+  return 0;
+}
+
+}  // namespace ping
+
+}  // namespace core
+
+}  // namespace transport
+
+int main(int argc, char *argv[]) {
+  return transport::core::ping::main(argc, argv);
+}
diff --git a/apps/ping/src/ping_server.cc b/apps/ping/src/ping_server.cc
new file mode 100644
index 000000000..baf9c6698
--- /dev/null
+++ b/apps/ping/src/ping_server.cc
@@ -0,0 +1,340 @@
+/*
+ * 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/interfaces/socket_producer.h>
+#ifndef _WIN32
+#include <hicn/transport/utils/daemonizator.h>
+#include <unistd.h>
+#else
+#include <openssl/applink.c>
+#endif
+
+#include <hicn/transport/auth/identity.h>
+#include <hicn/transport/auth/signer.h>
+#include <hicn/transport/core/content_object.h>
+#include <hicn/transport/core/interest.h>
+#include <hicn/transport/utils/string_tokenizer.h>
+
+#include <asio.hpp>
+
+namespace transport {
+
+namespace interface {
+
+using HashAlgorithm = core::HashAlgorithm;
+using CryptoSuite = auth::CryptoSuite;
+
+auth::Identity setProducerIdentity(std::string keystore_name,
+                                   std::string keystore_password,
+                                   auth::CryptoHashType hash_algorithm) {
+  if (access(keystore_name.c_str(), F_OK) != -1) {
+    return auth::Identity(keystore_name, keystore_password, hash_algorithm);
+  } else {
+    return auth::Identity(keystore_name, keystore_password,
+                          CryptoSuite::RSA_SHA256, 1024, 365, "producer-test");
+  }
+}
+
+class CallbackContainer {
+  const std::size_t log2_content_object_buffer_size = 12;
+
+ public:
+  CallbackContainer(const Name &prefix, uint32_t object_size, bool verbose,
+                    bool dump, bool quite, bool flags, bool reset, uint8_t ttl,
+                    auth::Identity *identity, bool sign, uint32_t lifetime)
+      : buffer_(object_size, 'X'),
+        content_objects_((std::uint32_t)(1 << log2_content_object_buffer_size)),
+        mask_((std::uint16_t)(1 << log2_content_object_buffer_size) - 1),
+        content_objects_index_(0),
+        verbose_(verbose),
+        dump_(dump),
+        quite_(quite),
+        flags_(flags),
+        reset_(reset),
+        ttl_(ttl),
+        identity_(identity),
+        sign_(sign) {
+    core::Packet::Format format;
+
+    if (prefix.getAddressFamily() == AF_INET) {
+      format = core::Packet::Format::HF_INET_TCP;
+      if (sign_) {
+        format = core::Packet::Format::HF_INET_TCP_AH;
+      }
+    } else {
+      format = core::Packet::Format::HF_INET6_TCP;
+      if (sign_) {
+        format = core::Packet::Format::HF_INET6_TCP_AH;
+      }
+    }
+
+    for (int i = 0; i < (1 << log2_content_object_buffer_size); i++) {
+      content_objects_[i] = std::make_shared<ContentObject>(
+          prefix, format, 0, (const uint8_t *)buffer_.data(), buffer_.size());
+      content_objects_[i]->setLifetime(lifetime);
+    }
+  }
+
+  void processInterest(ProducerSocket &p, const Interest &interest,
+                       uint32_t lifetime) {
+    if (verbose_) {
+      std::cout << "<<< received interest " << interest.getName()
+                << " src port: " << interest.getSrcPort()
+                << " dst port: " << interest.getDstPort()
+                << " flags: " << interest.printFlags()
+                << "TTL: " << (int)interest.getTTL() << std::endl;
+    } else if (!quite_) {
+      std::cout << "<<< received interest " << interest.getName() << std::endl;
+    }
+
+    if (dump_) {
+      std::cout << "----- interest dump -----" << std::endl;
+      interest.dump();
+      std::cout << "-------------------------" << std::endl;
+    }
+
+    if (interest.testRst()) {
+      std::cout << "!!!got a reset, I don't reply" << std::endl;
+    } else {
+      auto &content_object = content_objects_[content_objects_index_++ & mask_];
+
+      content_object->setName(interest.getName());
+      content_object->setLifetime(lifetime);
+      content_object->setLocator(interest.getLocator());
+      content_object->setSrcPort(interest.getDstPort());
+      content_object->setDstPort(interest.getSrcPort());
+      content_object->setTTL(ttl_);
+
+      if (!sign_) {
+        content_object->resetFlags();
+      }
+
+      if (flags_) {
+        if (interest.testSyn()) {
+          content_object->setSyn();
+          content_object->setAck();
+        } else if (interest.testAck()) {
+          content_object->setAck();
+        }  // here I may need to handle the FIN flag;
+      } else if (reset_) {
+        content_object->setRst();
+      }
+
+      if (verbose_) {
+        std::cout << ">>> send object " << content_object->getName()
+                  << " src port: " << content_object->getSrcPort()
+                  << " dst port: " << content_object->getDstPort()
+                  << " flags: " << content_object->printFlags()
+                  << " TTL: " << (int)content_object->getTTL() << std::endl;
+      } else if (!quite_) {
+        std::cout << ">>> send object " << content_object->getName()
+                  << std::endl;
+      }
+
+      if (dump_) {
+        std::cout << "----- object dump -----" << std::endl;
+        content_object->dump();
+        std::cout << "-----------------------" << std::endl;
+      }
+
+      if (!quite_) std::cout << std::endl;
+
+      if (sign_) {
+        identity_->getSigner()->signPacket(content_object.get());
+      }
+
+      p.produce(*content_object);
+    }
+  }
+
+ private:
+  std::string buffer_;
+  std::vector<std::shared_ptr<ContentObject>> content_objects_;
+  std::uint16_t mask_;
+  std::uint16_t content_objects_index_;
+  bool verbose_;
+  bool dump_;
+  bool quite_;
+  bool flags_;
+  bool reset_;
+  uint8_t ttl_;
+  auth::Identity *identity_;
+  bool sign_;
+};
+
+void help() {
+  std::cout << "usage: hicn-preoducer-ping [options]" << std::endl;
+  std::cout << "PING options" << std::endl;
+  std::cout << "-s <val>  object content size (default 1350B)" << std::endl;
+  std::cout << "-n <val>  hicn name (default b001::/64)" << std::endl;
+  std::cout << "-f        set tcp flags according to the flag received "
+               "(default false)"
+            << std::endl;
+  std::cout << "-l        data lifetime" << std::endl;
+  std::cout << "-r        always reply with a reset flag (default false)"
+            << std::endl;
+  std::cout << "-t        set ttl (default 64)" << std::endl;
+  std::cout << "OUTPUT options" << std::endl;
+  std::cout << "-V        verbose, prints statistics about the messagges sent "
+               "and received (default false)"
+            << std::endl;
+  std::cout << "-D        dump, dumps sent and received packets (default false)"
+            << std::endl;
+  std::cout << "-q        quite, not prints (default false)" << std::endl;
+#ifndef _WIN32
+  std::cout << "-d        daemon mode" << std::endl;
+#endif
+  std::cout << "-H        prints this message" << std::endl;
+}
+
+int main(int argc, char **argv) {
+#ifdef _WIN32
+  WSADATA wsaData = {0};
+  WSAStartup(MAKEWORD(2, 2), &wsaData);
+#else
+  bool daemon = false;
+#endif
+  std::string name_prefix = "b001::0/64";
+  std::string delimiter = "/";
+  bool verbose = false;
+  bool dump = false;
+  bool quite = false;
+  bool flags = false;
+  bool reset = false;
+  uint32_t object_size = 1250;
+  uint8_t ttl = 64;
+  std::string keystore_path = "./rsa_crypto_material.p12";
+  std::string keystore_password = "cisco";
+  bool sign = false;
+  uint32_t data_lifetime = default_values::content_object_expiry_time;
+
+  int opt;
+#ifndef _WIN32
+  while ((opt = getopt(argc, argv, "s:n:t:l:qfrVDdHk:p:")) != -1) {
+#else
+  while ((opt = getopt(argc, argv, "s:n:t:l:qfrVDHk:p:")) != -1) {
+#endif
+    switch (opt) {
+      case 's':
+        object_size = std::stoi(optarg);
+        break;
+      case 'n':
+        name_prefix = optarg;
+        break;
+      case 't':
+        ttl = (uint8_t)std::stoi(optarg);
+        break;
+      case 'l':
+        data_lifetime = std::stoi(optarg);
+        break;
+      case 'V':
+        verbose = true;
+        break;
+      case 'D':
+        dump = true;
+        break;
+      case 'q':
+        verbose = false;
+        dump = false;
+        quite = true;
+        break;
+#ifndef _WIN32
+      case 'd':
+        daemon = true;
+        break;
+#endif
+      case 'f':
+        flags = true;
+        break;
+      case 'r':
+        reset = true;
+        break;
+      case 'k':
+        keystore_path = optarg;
+        sign = true;
+        break;
+      case 'p':
+        keystore_password = optarg;
+        break;
+      case 'H':
+      default:
+        help();
+        exit(EXIT_FAILURE);
+    }
+  }
+
+#ifndef _WIN32
+  if (daemon) {
+    utils::Daemonizator::daemonize();
+  }
+#endif
+
+  core::Prefix producer_namespace(name_prefix);
+
+  utils::StringTokenizer tokenizer(name_prefix, delimiter);
+  std::string ip_address = tokenizer.nextToken();
+  Name n(ip_address);
+
+  if (object_size > 1350) object_size = 1350;
+
+  CallbackContainer *stubs;
+  auth::Identity identity = setProducerIdentity(
+      keystore_path, keystore_password, auth::CryptoHashType::SHA256);
+
+  if (sign) {
+    stubs = new CallbackContainer(n, object_size, verbose, dump, quite, flags,
+                                  reset, ttl, &identity, sign, data_lifetime);
+  } else {
+    auth::Identity *identity = nullptr;
+    stubs = new CallbackContainer(n, object_size, verbose, dump, quite, flags,
+                                  reset, ttl, identity, sign, data_lifetime);
+  }
+
+  ProducerSocket p;
+  p.registerPrefix(producer_namespace);
+
+  p.setSocketOption(GeneralTransportOptions::OUTPUT_BUFFER_SIZE, 0U);
+  p.setSocketOption(
+      ProducerCallbacksOptions::CACHE_MISS,
+      (ProducerInterestCallback)bind(&CallbackContainer::processInterest, stubs,
+                                     std::placeholders::_1,
+                                     std::placeholders::_2, data_lifetime));
+
+  p.connect();
+
+  asio::io_service io_service;
+  asio::signal_set signal_set(io_service, SIGINT);
+  signal_set.async_wait(
+      [&p, &io_service](const std::error_code &, const int &) {
+        std::cout << "STOPPING!!" << std::endl;
+        p.stop();
+        io_service.stop();
+      });
+
+  io_service.run();
+
+#ifdef _WIN32
+  WSACleanup();
+#endif
+  return 0;
+}
+
+}  // namespace interface
+
+}  // end namespace transport
+
+int main(int argc, char **argv) {
+  return transport::interface::main(argc, argv);
+}