diff options
Diffstat (limited to 'libtransport')
23 files changed, 341 insertions, 205 deletions
diff --git a/libtransport/includes/hicn/transport/core/content_object.h b/libtransport/includes/hicn/transport/core/content_object.h index 5af548fe4..822790e56 100644 --- a/libtransport/includes/hicn/transport/core/content_object.h +++ b/libtransport/includes/hicn/transport/core/content_object.h @@ -46,8 +46,6 @@ class ContentObject : public Packet { ~ContentObject() override; - void replace(MemBufPtr &&buffer) override; - const Name &getName() const override; Name &getWritableName() override; diff --git a/libtransport/includes/hicn/transport/core/interest.h b/libtransport/includes/hicn/transport/core/interest.h index f0c546a8e..c572afbff 100644 --- a/libtransport/includes/hicn/transport/core/interest.h +++ b/libtransport/includes/hicn/transport/core/interest.h @@ -44,8 +44,6 @@ class Interest ~Interest() override; - void replace(MemBufPtr &&buffer) override; - const Name &getName() const override; Name &getWritableName() override; diff --git a/libtransport/includes/hicn/transport/core/packet.h b/libtransport/includes/hicn/transport/core/packet.h index e758aa13e..3ddc4a595 100644 --- a/libtransport/includes/hicn/transport/core/packet.h +++ b/libtransport/includes/hicn/transport/core/packet.h @@ -17,6 +17,7 @@ #include <hicn/transport/core/name.h> #include <hicn/transport/core/payload_type.h> +#include <hicn/transport/errors/malformed_packet_exception.h> #include <hicn/transport/portability/portability.h> #include <hicn/transport/security/crypto_hasher.h> #include <hicn/transport/security/crypto_suite.h> @@ -81,7 +82,12 @@ class Packet : public std::enable_shared_from_this<Packet> { virtual ~Packet(); static std::size_t getHeaderSizeFromFormat(Format format, - std::size_t signature_size = 0); + std::size_t signature_size = 0) { + std::size_t header_length; + hicn_packet_get_header_length_from_format(format, &header_length); + int is_ah = _is_ah(format); + return is_ah * (header_length + signature_size) + (!is_ah) * header_length; + } static std::size_t getHeaderSizeFromBuffer(Format format, const uint8_t *buffer); @@ -91,9 +97,26 @@ class Packet : public std::enable_shared_from_this<Packet> { static bool isInterest(const uint8_t *buffer); - static Format getFormatFromBuffer(const uint8_t *buffer); + static Format getFormatFromBuffer(const uint8_t *buffer) { + Format format = HF_UNSPEC; - virtual void replace(MemBufPtr &&buffer); + if (TRANSPORT_EXPECT_FALSE( + hicn_packet_get_format((const hicn_header_t *)buffer, &format) < + 0)) { + throw errors::MalformedPacketException(); + } + + return format; + } + + TRANSPORT_ALWAYS_INLINE void replace(MemBufPtr &&buffer) { + packet_ = std::move(buffer); + packet_start_ = reinterpret_cast<hicn_header_t *>(packet_->writableData()); + header_head_ = packet_.get(); + payload_head_ = nullptr; + format_ = getFormatFromBuffer(reinterpret_cast<uint8_t *>(packet_start_)); + name_.clear(); + } std::size_t payloadSize() const; @@ -123,6 +146,19 @@ class Packet : public std::enable_shared_from_this<Packet> { std::unique_ptr<utils::MemBuf> getPayload() const; + std::pair<const uint8_t *, std::size_t> getPayloadReference() const { + int signature_size = 0; + if (_is_ah(format_)) { + signature_size = (uint32_t)getSignatureSize(); + } + + auto header_size = getHeaderSizeFromFormat(format_, signature_size); + auto payload_length = packet_->length() - header_size; + + return std::make_pair(packet_->data() + header_size, + payload_length); + } + Packet &updateLength(std::size_t length = 0); PayloadType getPayloadType() const; @@ -152,7 +188,21 @@ class Packet : public std::enable_shared_from_this<Packet> { virtual utils::CryptoHash computeDigest( utils::CryptoHashType algorithm) const; - void setChecksum(); + void setChecksum() { + uint16_t partial_csum = 0; + + for (utils::MemBuf *current = header_head_->next(); + current && current != header_head_; current = current->next()) { + if (partial_csum != 0) { + partial_csum = ~partial_csum; + } + partial_csum = csum(current->data(), current->length(), partial_csum); + } + if (hicn_packet_compute_header_checksum(format_, packet_start_, + partial_csum) < 0) { + throw errors::MalformedPacketException(); + } + } bool checkIntegrity() const; @@ -184,7 +234,19 @@ class Packet : public std::enable_shared_from_this<Packet> { private: virtual void resetForHash() = 0; void setSignatureSize(std::size_t size_bytes); - std::size_t getSignatureSize() const; + + std::size_t getSignatureSize() const { + size_t size_bytes; + int ret = + hicn_packet_get_signature_size(format_, packet_start_, &size_bytes); + + if (ret < 0) { + throw errors::RuntimeException("Packet without Authentication Header."); + } + + return size_bytes; + } + uint8_t *getSignature() const; void separateHeaderPayload(); diff --git a/libtransport/includes/hicn/transport/utils/CMakeLists.txt b/libtransport/includes/hicn/transport/utils/CMakeLists.txt index 396bd06d6..38ecc3d37 100644 --- a/libtransport/includes/hicn/transport/utils/CMakeLists.txt +++ b/libtransport/includes/hicn/transport/utils/CMakeLists.txt @@ -28,6 +28,7 @@ list(APPEND HEADER_FILES ${CMAKE_CURRENT_SOURCE_DIR}/object_pool.h ${CMAKE_CURRENT_SOURCE_DIR}/membuf.h ${CMAKE_CURRENT_SOURCE_DIR}/spinlock.h + ${CMAKE_CURRENT_SOURCE_DIR}/fixed_block_allocator.h ) if(NOT WIN32) diff --git a/libtransport/includes/hicn/transport/utils/fixed_block_allocator.h b/libtransport/includes/hicn/transport/utils/fixed_block_allocator.h new file mode 100644 index 000000000..1ade1516e --- /dev/null +++ b/libtransport/includes/hicn/transport/utils/fixed_block_allocator.h @@ -0,0 +1,136 @@ +/* + * Copyright (c) 2019 Cisco and/or its affiliates. + */ + +#pragma once + +#include <hicn/transport/portability/c_portability.h> +#include <hicn/transport/utils/spinlock.h> + +#include <stdint.h> +#include <cstdlib> +#include <memory> +#include <cassert> + +namespace utils { +template <std::size_t DEFAULT_SIZE = 512, std::size_t OBJECTS = 4096> +class FixedBlockAllocator { + FixedBlockAllocator(std::size_t size = DEFAULT_SIZE, + std::size_t objects = OBJECTS) + : block_size_(size < sizeof(void*) ? sizeof(long*) : size), + object_size_(size), + max_objects_(objects), + p_head_(NULL), + pool_index_(0), + block_count_(0), + blocks_in_use_(0), + allocations_(0), + deallocations_(0) { + p_pool_ = (uint8_t*)new uint8_t[block_size_ * max_objects_]; + } + + public: + static FixedBlockAllocator* getInstance() { + if (!instance_) { + instance_ = std::unique_ptr<FixedBlockAllocator>( + new FixedBlockAllocator(DEFAULT_SIZE, OBJECTS)); + } + + return instance_.get(); + } + + ~FixedBlockAllocator() { delete[] p_pool_; } + + TRANSPORT_ALWAYS_INLINE void* allocateBlock(size_t size = DEFAULT_SIZE) { + assert(size <= DEFAULT_SIZE); + uint32_t index; + + void* p_block = pop(); + if (!p_block) { + if (pool_index_ < max_objects_) { + { + SpinLock::Acquire locked(lock_); + index = pool_index_++; + } + p_block = (void*)(p_pool_ + (index * block_size_)); + } else { + // TODO Consider increasing pool here instead of throwing an exception + throw std::runtime_error("No more memory available from packet pool!"); + } + } + + blocks_in_use_++; + allocations_++; + + return p_block; + } + + TRANSPORT_ALWAYS_INLINE void deallocateBlock(void* pBlock) { + push(pBlock); + { + SpinLock::Acquire locked(lock_); + blocks_in_use_--; + deallocations_++; + } + } + + TRANSPORT_ALWAYS_INLINE std::size_t blockSize() { return block_size_; } + + TRANSPORT_ALWAYS_INLINE uint32_t blockCount() { return block_count_; } + + TRANSPORT_ALWAYS_INLINE uint32_t blocksInUse() { return blocks_in_use_; } + + TRANSPORT_ALWAYS_INLINE uint32_t allocations() { return allocations_; } + + TRANSPORT_ALWAYS_INLINE uint32_t deallocations() { return deallocations_; } + + private: + TRANSPORT_ALWAYS_INLINE void push(void* p_memory) { + Block* p_block = (Block*)p_memory; + { + SpinLock::Acquire locked(lock_); + p_block->p_next = p_head_; + p_head_ = p_block; + } + } + + TRANSPORT_ALWAYS_INLINE void* pop() { + Block* p_block = nullptr; + + { + SpinLock::Acquire locked(lock_); + if (p_head_) { + p_block = p_head_; + p_head_ = p_head_->p_next; + } + } + + return (void*)p_block; + } + + struct Block { + Block* p_next; + }; + + static std::unique_ptr<FixedBlockAllocator> instance_; + + const std::size_t block_size_; + const std::size_t object_size_; + const std::size_t max_objects_; + + Block* p_head_; + uint8_t* p_pool_; + uint32_t pool_index_; + uint32_t block_count_; + uint32_t blocks_in_use_; + uint32_t allocations_; + uint32_t deallocations_; + + SpinLock lock_; +}; + +template <std::size_t A, std::size_t B> +std::unique_ptr<FixedBlockAllocator<A, B>> + FixedBlockAllocator<A, B>::instance_ = nullptr; + +} // namespace utils
\ No newline at end of file diff --git a/libtransport/src/core/CMakeLists.txt b/libtransport/src/core/CMakeLists.txt index 12ef9cfe4..5c8ab9270 100644 --- a/libtransport/src/core/CMakeLists.txt +++ b/libtransport/src/core/CMakeLists.txt @@ -33,7 +33,6 @@ list(APPEND HEADER_FILES list(APPEND SOURCE_FILES ${CMAKE_CURRENT_SOURCE_DIR}/content_object.cc ${CMAKE_CURRENT_SOURCE_DIR}/interest.cc - ${CMAKE_CURRENT_SOURCE_DIR}/pending_interest.cc ${CMAKE_CURRENT_SOURCE_DIR}/packet.cc ${CMAKE_CURRENT_SOURCE_DIR}/name.cc ${CMAKE_CURRENT_SOURCE_DIR}/prefix.cc diff --git a/libtransport/src/core/content_object.cc b/libtransport/src/core/content_object.cc index 6cbcdb29e..f5cccf404 100644 --- a/libtransport/src/core/content_object.cc +++ b/libtransport/src/core/content_object.cc @@ -86,15 +86,6 @@ ContentObject::ContentObject(ContentObject &&other) : Packet(std::move(other)) { ContentObject::~ContentObject() {} -void ContentObject::replace(MemBufPtr &&buffer) { - Packet::replace(std::move(buffer)); - - if (hicn_data_get_name(format_, packet_start_, name_.getStructReference()) < - 0) { - throw errors::RuntimeException("Error getting name from content object."); - } -} - const Name &ContentObject::getName() const { if (!name_) { if (hicn_data_get_name(format_, packet_start_, diff --git a/libtransport/src/core/forwarder_interface.h b/libtransport/src/core/forwarder_interface.h index 3e70e221d..3b016c4bb 100644 --- a/libtransport/src/core/forwarder_interface.h +++ b/libtransport/src/core/forwarder_interface.h @@ -95,15 +95,11 @@ class ForwarderInterface { packet.setLocator(inet6_address_); } - // TRANSPORT_LOGI("Sending packet %s at %lu", - // packet.getName().toString().c_str(), - // utils::SteadyClock::now().time_since_epoch().count()); packet.setChecksum(); connector_.send(packet.acquireMemBufReference()); } TRANSPORT_ALWAYS_INLINE void send(const uint8_t *packet, std::size_t len) { - // ASIO_COMPLETION_HANDLER_CHECK(Handler, packet_sent) type_check; counters_.tx_packets++; counters_.tx_bytes += len; diff --git a/libtransport/src/core/interest.cc b/libtransport/src/core/interest.cc index 166632f0a..9ee662615 100644 --- a/libtransport/src/core/interest.cc +++ b/libtransport/src/core/interest.cc @@ -72,15 +72,6 @@ Interest::Interest(Interest &&other_interest) 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_, diff --git a/libtransport/src/core/memif_connector.cc b/libtransport/src/core/memif_connector.cc index 2292e9b41..179db63e4 100644 --- a/libtransport/src/core/memif_connector.cc +++ b/libtransport/src/core/memif_connector.cc @@ -353,7 +353,7 @@ int MemifConnector::onInterrupt(memif_conn_handle_t conn, void *private_ctx, c->rx_buf_num += rx; - if (TRANSPORT_EXPECT_TRUE(connector->io_service_.stopped())) { + if (TRANSPORT_EXPECT_FALSE(connector->io_service_.stopped())) { TRANSPORT_LOGE("socket stopped: ignoring %u packets", rx); goto error; } diff --git a/libtransport/src/core/packet.cc b/libtransport/src/core/packet.cc index 67e647fca..6815868f0 100644 --- a/libtransport/src/core/packet.cc +++ b/libtransport/src/core/packet.cc @@ -69,14 +69,6 @@ Packet::Packet(Packet &&other) Packet::~Packet() {} -std::size_t Packet::getHeaderSizeFromFormat(Format format, - size_t signature_size) { - std::size_t header_length; - hicn_packet_get_header_length_from_format(format, &header_length); - int is_ah = _is_ah(format); - return is_ah * (header_length + signature_size) + (!is_ah) * header_length; -} - std::size_t Packet::getHeaderSizeFromBuffer(Format format, const uint8_t *buffer) { size_t header_length; @@ -99,17 +91,6 @@ bool Packet::isInterest(const uint8_t *buffer) { return !is_interest; } -Packet::Format Packet::getFormatFromBuffer(const uint8_t *buffer) { - Format format = HF_UNSPEC; - - if (TRANSPORT_EXPECT_FALSE( - hicn_packet_get_format((const hicn_header_t *)buffer, &format) < 0)) { - throw errors::MalformedPacketException(); - } - - return format; -} - std::size_t Packet::getPayloadSizeFromBuffer(Format format, const uint8_t *buffer) { std::size_t payload_length; @@ -122,14 +103,6 @@ std::size_t Packet::getPayloadSizeFromBuffer(Format format, return payload_length; } -void Packet::replace(MemBufPtr &&buffer) { - packet_ = std::move(buffer); - packet_start_ = reinterpret_cast<hicn_header_t *>(packet_->writableData()); - header_head_ = packet_.get(); - payload_head_ = nullptr; - format_ = getFormatFromBuffer(reinterpret_cast<uint8_t *>(packet_start_)); -} - std::size_t Packet::payloadSize() const { return getPayloadSizeFromBuffer(format_, reinterpret_cast<uint8_t *>(packet_start_)); @@ -270,17 +243,6 @@ uint8_t *Packet::getSignature() const { return signature; } -std::size_t Packet::getSignatureSize() const { - size_t size_bytes; - int ret = hicn_packet_get_signature_size(format_, packet_start_, &size_bytes); - - if (ret < 0) { - throw errors::RuntimeException("Packet without Authentication Header."); - } - - return size_bytes; -} - void Packet::setSignatureTimestamp(const uint64_t ×tamp) { int ret = hicn_packet_set_signature_timestamp(format_, packet_start_, timestamp); @@ -366,22 +328,6 @@ utils::CryptoHash Packet::computeDigest(utils::CryptoHashType algorithm) const { return hasher.finalize(); } -void Packet::setChecksum() { - uint16_t partial_csum = 0; - - for (utils::MemBuf *current = header_head_->next(); - current && current != header_head_; current = current->next()) { - if (partial_csum != 0) { - partial_csum = ~partial_csum; - } - partial_csum = csum(current->data(), current->length(), partial_csum); - } - if (hicn_packet_compute_header_checksum(format_, packet_start_, - partial_csum) < 0) { - throw errors::MalformedPacketException(); - } -} - bool Packet::checkIntegrity() const { if (hicn_packet_check_integrity(format_, packet_start_) < 0) { return false; diff --git a/libtransport/src/core/pending_interest.h b/libtransport/src/core/pending_interest.h index d9ec2ed40..aeff78ea2 100644 --- a/libtransport/src/core/pending_interest.h +++ b/libtransport/src/core/pending_interest.h @@ -47,17 +47,29 @@ class PendingInterest { public: using Ptr = utils::ObjectPool<PendingInterest>::Ptr; - PendingInterest(); + PendingInterest() + : interest_(nullptr, nullptr), + timer_(), + on_content_object_callback_(), + on_interest_timeout_callback_() {} PendingInterest(Interest::Ptr &&interest, - std::unique_ptr<asio::steady_timer> &&timer); + std::unique_ptr<asio::steady_timer> &&timer) + : interest_(std::move(interest)), + timer_(std::move(timer)), + on_content_object_callback_(), + on_interest_timeout_callback_() {} PendingInterest(Interest::Ptr &&interest, OnContentObjectCallback &&on_content_object, OnInterestTimeoutCallback &&on_interest_timeout, - std::unique_ptr<asio::steady_timer> &&timer); + std::unique_ptr<asio::steady_timer> &&timer) + : interest_(std::move(interest)), + timer_(std::move(timer)), + on_content_object_callback_(std::move(on_content_object)), + on_interest_timeout_callback_(std::move(on_interest_timeout)) {} - ~PendingInterest(); + ~PendingInterest() = default; template <typename Handler> TRANSPORT_ALWAYS_INLINE void startCountdown(Handler &&cb) { @@ -66,19 +78,35 @@ class PendingInterest { timer_->async_wait(std::forward<Handler &&>(cb)); } - void cancelTimer(); + TRANSPORT_ALWAYS_INLINE void cancelTimer() { timer_->cancel(); } - Interest::Ptr &&getInterest(); + TRANSPORT_ALWAYS_INLINE Interest::Ptr &&getInterest() { + return std::move(interest_); + } - void setInterest(Interest::Ptr &&interest); + TRANSPORT_ALWAYS_INLINE void setInterest(Interest::Ptr &&interest) { + interest_ = std::move(interest); + } - const OnContentObjectCallback &getOnDataCallback() const; + TRANSPORT_ALWAYS_INLINE const OnContentObjectCallback &getOnDataCallback() + const { + return on_content_object_callback_; + } - void setOnContentObjectCallback(OnContentObjectCallback &&on_content_object); + TRANSPORT_ALWAYS_INLINE void setOnContentObjectCallback( + OnContentObjectCallback &&on_content_object) { + PendingInterest::on_content_object_callback_ = on_content_object; + } - const OnInterestTimeoutCallback &getOnTimeoutCallback() const; + TRANSPORT_ALWAYS_INLINE const OnInterestTimeoutCallback & + getOnTimeoutCallback() const { + return on_interest_timeout_callback_; + } - void setOnTimeoutCallback(OnInterestTimeoutCallback &&on_interest_timeout); + TRANSPORT_ALWAYS_INLINE void setOnTimeoutCallback( + OnInterestTimeoutCallback &&on_interest_timeout) { + PendingInterest::on_interest_timeout_callback_ = on_interest_timeout; + } private: Interest::Ptr interest_; diff --git a/libtransport/src/core/portal.h b/libtransport/src/core/portal.h index cf1010068..34dfbd826 100644 --- a/libtransport/src/core/portal.h +++ b/libtransport/src/core/portal.h @@ -627,6 +627,8 @@ class Portal { } private: + portal_details::HandlerMemory async_callback_memory_; + asio::io_service &io_service_; asio::io_service internal_io_service_; portal_details::Pool packet_pool_; @@ -639,8 +641,6 @@ class Portal { ConsumerCallback *consumer_callback_; ProducerCallback *producer_callback_; - portal_details::HandlerMemory async_callback_memory_; - typename ForwarderInt::ConnectorType connector_; ForwarderInt forwarder_interface_; }; diff --git a/libtransport/src/implementation/socket_consumer.h b/libtransport/src/implementation/socket_consumer.h index 2fc8d2b48..488f238ba 100644 --- a/libtransport/src/implementation/socket_consumer.h +++ b/libtransport/src/implementation/socket_consumer.h @@ -35,7 +35,7 @@ class ConsumerSocket : public Socket<BasePortal> { public: ConsumerSocket(interface::ConsumerSocket *consumer, int protocol) : consumer_interface_(consumer), - portal_(std::make_shared<Portal>(io_service_)), + portal_(std::make_shared<Portal>()), async_downloader_(), interest_lifetime_(default_values::interest_lifetime), min_window_size_(default_values::min_window_size), @@ -62,10 +62,8 @@ class ConsumerSocket : public Socket<BasePortal> { on_interest_satisfied_(VOID_HANDLER), on_content_object_input_(VOID_HANDLER), on_content_object_verification_(VOID_HANDLER), - on_content_object_(VOID_HANDLER), stats_summary_(VOID_HANDLER), read_callback_(nullptr), - virtual_download_(false), timer_interval_milliseconds_(0), guard_raaqm_params_() { switch (protocol) { @@ -323,11 +321,6 @@ class ConsumerSocket : public Socket<BasePortal> { int result = SOCKET_OPTION_NOT_SET; if (!transport_protocol_->isRunning()) { switch (socket_option_key) { - case OtherOptions::VIRTUAL_DOWNLOAD: - virtual_download_ = socket_option_value; - result = SOCKET_OPTION_SET; - break; - case GeneralTransportOptions::VERIFY_SIGNATURE: verify_signature_ = socket_option_value; result = SOCKET_OPTION_SET; @@ -631,10 +624,6 @@ class ConsumerSocket : public Socket<BasePortal> { socket_option_value = transport_protocol_->isRunning(); break; - case OtherOptions::VIRTUAL_DOWNLOAD: - socket_option_value = virtual_download_; - break; - case GeneralTransportOptions::VERIFY_SIGNATURE: socket_option_value = verify_signature_; break; @@ -861,8 +850,9 @@ class ConsumerSocket : public Socket<BasePortal> { /* Condition variable for the wait */ std::condition_variable cv; bool done = false; - io_service_.dispatch([&socket_option_key, &socket_option_value, &mtx, &cv, - &result, &done, &func]() { + portal_->getIoService().dispatch([&socket_option_key, + &socket_option_value, &mtx, &cv, + &result, &done, &func]() { std::unique_lock<std::mutex> lck(mtx); done = true; result = func(socket_option_key, socket_option_value); @@ -881,7 +871,6 @@ class ConsumerSocket : public Socket<BasePortal> { protected: interface::ConsumerSocket *consumer_interface_; - asio::io_service io_service_; std::shared_ptr<Portal> portal_; utils::EventThread async_downloader_; @@ -925,15 +914,11 @@ class ConsumerSocket : public Socket<BasePortal> { ConsumerInterestCallback on_interest_satisfied_; ConsumerContentObjectCallback on_content_object_input_; ConsumerContentObjectVerificationCallback on_content_object_verification_; - ConsumerContentObjectCallback on_content_object_; ConsumerTimerCallback stats_summary_; ConsumerContentObjectVerificationFailedCallback verification_failed_callback_; ReadCallback *read_callback_; - // Virtual download for traffic generator - bool virtual_download_; - uint32_t timer_interval_milliseconds_; // Transport protocol diff --git a/libtransport/src/protocols/byte_stream_reassembly.cc b/libtransport/src/protocols/byte_stream_reassembly.cc index c2996ebc1..e15498bb1 100644 --- a/libtransport/src/protocols/byte_stream_reassembly.cc +++ b/libtransport/src/protocols/byte_stream_reassembly.cc @@ -80,19 +80,19 @@ void ByteStreamReassembly::assembleContent() { } void ByteStreamReassembly::copyContent(const ContentObject &content_object) { - auto a = content_object.getPayload(); - auto payload_length = a->length(); + auto payload = content_object.getPayloadReference(); + auto payload_length = payload.second; auto write_size = std::min(payload_length, read_buffer_->tailroom()); auto additional_bytes = payload_length > read_buffer_->tailroom() ? payload_length - read_buffer_->tailroom() : 0; - std::memcpy(read_buffer_->writableTail(), a->data(), write_size); + std::memcpy(read_buffer_->writableTail(), payload.first, write_size); read_buffer_->append(write_size); if (!read_buffer_->tailroom()) { notifyApplication(); - std::memcpy(read_buffer_->writableTail(), a->data() + write_size, + std::memcpy(read_buffer_->writableTail(), payload.first + write_size, additional_bytes); read_buffer_->append(additional_bytes); } diff --git a/libtransport/src/protocols/protocol.cc b/libtransport/src/protocols/protocol.cc index aa290bef8..8463f84f9 100644 --- a/libtransport/src/protocols/protocol.cc +++ b/libtransport/src/protocols/protocol.cc @@ -31,7 +31,16 @@ TransportProtocol::TransportProtocol(implementation::ConsumerSocket *icn_socket, index_manager_( std::make_unique<IndexManager>(socket_, this, reassembly_protocol)), is_running_(false), - is_first_(false) { + is_first_(false), + on_interest_retransmission_(VOID_HANDLER), + on_interest_output_(VOID_HANDLER), + on_interest_timeout_(VOID_HANDLER), + on_interest_satisfied_(VOID_HANDLER), + on_content_object_input_(VOID_HANDLER), + on_content_object_verification_(VOID_HANDLER), + stats_summary_(VOID_HANDLER), + verification_failed_callback_(VOID_HANDLER), + on_payload_(VOID_HANDLER) { socket_->getSocketOption(GeneralTransportOptions::PORTAL, portal_); socket_->getSocketOption(OtherOptions::STATISTICS, &stats_); } @@ -46,6 +55,26 @@ int TransportProtocol::start() { // Set it is the first time we schedule an interest is_first_ = true; + // Get all callbacks references before starting + socket_->getSocketOption(ConsumerCallbacksOptions::INTEREST_RETRANSMISSION, + &on_interest_retransmission_); + socket_->getSocketOption(ConsumerCallbacksOptions::INTEREST_OUTPUT, + &on_interest_output_); + socket_->getSocketOption(ConsumerCallbacksOptions::INTEREST_EXPIRED, + &on_interest_timeout_); + socket_->getSocketOption(ConsumerCallbacksOptions::INTEREST_SATISFIED, + &on_interest_satisfied_); + socket_->getSocketOption(ConsumerCallbacksOptions::CONTENT_OBJECT_INPUT, + &on_content_object_input_); + socket_->getSocketOption(ConsumerCallbacksOptions::CONTENT_OBJECT_TO_VERIFY, + &on_content_object_verification_); + socket_->getSocketOption(ConsumerCallbacksOptions::STATS_SUMMARY, + &stats_summary_); + socket_->getSocketOption(ConsumerCallbacksOptions::VERIFICATION_FAILED, + &verification_failed_callback_); + socket_->getSocketOption(ConsumerCallbacksOptions::READ_CALLBACK, + &on_payload_); + // Schedule next interests scheduleNextInterests(); @@ -81,10 +110,7 @@ void TransportProtocol::resume() { } void TransportProtocol::onContentReassembled(std::error_code ec) { - interface::ConsumerSocket::ReadCallback *on_payload = VOID_HANDLER; - socket_->getSocketOption(READ_CALLBACK, &on_payload); - - if (!on_payload) { + if (!on_payload_) { throw errors::RuntimeException( "The read callback must be installed in the transport before " "starting " @@ -92,9 +118,9 @@ void TransportProtocol::onContentReassembled(std::error_code ec) { } if (!ec) { - on_payload->readSuccess(stats_->getBytesRecv()); + on_payload_->readSuccess(stats_->getBytesRecv()); } else { - on_payload->readError(ec); + on_payload_->readError(ec); } stop(); diff --git a/libtransport/src/protocols/protocol.h b/libtransport/src/protocols/protocol.h index 949380959..db4524133 100644 --- a/libtransport/src/protocols/protocol.h +++ b/libtransport/src/protocols/protocol.h @@ -17,6 +17,8 @@ #include <atomic> +#include <hicn/transport/interfaces/callbacks.h> +#include <hicn/transport/interfaces/socket_consumer.h> #include <hicn/transport/interfaces/statistics.h> #include <hicn/transport/utils/object_pool.h> @@ -34,6 +36,8 @@ using namespace core; class IndexVerificationManager; +using ReadCallback = interface::ConsumerSocket::ReadCallback; + class TransportProtocolCallback { virtual void onContentObject(const core::Interest &interest, const core::ContentObject &content_object) = 0; @@ -89,6 +93,20 @@ class TransportProtocol : public implementation::BasePortal::ConsumerCallback, // True if it si the first time we schedule an interest std::atomic<bool> is_first_; interface::TransportStatistics *stats_; + + // Callbacks + interface::ConsumerInterestCallback *on_interest_retransmission_; + interface::ConsumerInterestCallback *on_interest_output_; + interface::ConsumerInterestCallback *on_interest_timeout_; + interface::ConsumerInterestCallback *on_interest_satisfied_; + interface::ConsumerContentObjectCallback *on_content_object_input_; + interface::ConsumerContentObjectVerificationCallback + *on_content_object_verification_; + interface::ConsumerContentObjectCallback *on_content_object_; + interface::ConsumerTimerCallback *stats_summary_; + interface::ConsumerContentObjectVerificationFailedCallback + *verification_failed_callback_; + ReadCallback *on_payload_; }; } // end namespace protocol diff --git a/libtransport/src/protocols/raaqm.cc b/libtransport/src/protocols/raaqm.cc index 8a38f8ccf..0a93dec44 100644 --- a/libtransport/src/protocols/raaqm.cc +++ b/libtransport/src/protocols/raaqm.cc @@ -325,18 +325,12 @@ void RaaqmTransportProtocol::onContentObject( } // Call application-defined callbacks - ConsumerContentObjectCallback *callback_content_object = VOID_HANDLER; - socket_->getSocketOption(ConsumerCallbacksOptions::CONTENT_OBJECT_INPUT, - &callback_content_object); - if (*callback_content_object) { - (*callback_content_object)(*socket_->getInterface(), *content_object); + if (*on_content_object_input_) { + (*on_content_object_input_)(*socket_->getInterface(), *content_object); } - ConsumerInterestCallback *callback_interest = VOID_HANDLER; - socket_->getSocketOption(ConsumerCallbacksOptions::INTEREST_SATISFIED, - &callback_interest); - if (*callback_interest) { - (*callback_interest)(*socket_->getInterface(), *interest); + if (*on_interest_satisfied_) { + (*on_interest_satisfied_)(*socket_->getInterface(), *interest); } if (content_object->getPayloadType() == PayloadType::CONTENT_OBJECT) { @@ -369,23 +363,17 @@ void RaaqmTransportProtocol::onPacketDropped( socket_->getSocketOption(GeneralTransportOptions::MAX_INTEREST_RETX, max_rtx); uint64_t segment = interest->getName().getSuffix(); - ConsumerInterestCallback *callback = VOID_HANDLER; + if (TRANSPORT_EXPECT_TRUE(interest_retransmissions_[segment & mask] < max_rtx)) { stats_->updateRetxCount(1); - callback = VOID_HANDLER; - socket_->getSocketOption(ConsumerCallbacksOptions::INTEREST_RETRANSMISSION, - &callback); - if (*callback) { - (*callback)(*socket_->getInterface(), *interest); + if (*on_interest_retransmission_) { + (*on_interest_retransmission_)(*socket_->getInterface(), *interest); } - callback = VOID_HANDLER; - socket_->getSocketOption(ConsumerCallbacksOptions::INTEREST_OUTPUT, - &callback); - if (*callback) { - (*callback)(*socket_->getInterface(), *interest); + if (*on_interest_output_) { + (*on_interest_output_)(*socket_->getInterface(), *interest); } if (!is_running_) { @@ -393,7 +381,6 @@ void RaaqmTransportProtocol::onPacketDropped( } interest_retransmissions_[segment & mask]++; - interest_to_retransmit_.push(std::move(interest)); } else { TRANSPORT_LOGE( @@ -428,11 +415,8 @@ void RaaqmTransportProtocol::onTimeout(Interest::Ptr &&interest) { return; } - ConsumerInterestCallback *callback = VOID_HANDLER; - socket_->getSocketOption(ConsumerCallbacksOptions::INTEREST_EXPIRED, - &callback); - if (*callback) { - (*callback)(*socket_->getInterface(), *interest); + if (*on_interest_timeout_) { + (*on_interest_timeout_)(*socket_->getInterface(), *interest); } afterDataUnsatisfied(segment); @@ -444,18 +428,12 @@ void RaaqmTransportProtocol::onTimeout(Interest::Ptr &&interest) { max_rtx)) { stats_->updateRetxCount(1); - callback = VOID_HANDLER; - socket_->getSocketOption(ConsumerCallbacksOptions::INTEREST_RETRANSMISSION, - &callback); - if (*callback) { - (*callback)(*socket_->getInterface(), *interest); + if (*on_interest_retransmission_) { + (*on_interest_retransmission_)(*socket_->getInterface(), *interest); } - callback = VOID_HANDLER; - socket_->getSocketOption(ConsumerCallbacksOptions::INTEREST_OUTPUT, - &callback); - if (*callback) { - (*callback)(*socket_->getInterface(), *interest); + if (*on_interest_output_) { + (*on_interest_output_)(*socket_->getInterface(), *interest); } if (!is_running_) { @@ -463,7 +441,6 @@ void RaaqmTransportProtocol::onTimeout(Interest::Ptr &&interest) { } interest_retransmissions_[segment & mask]++; - interest_to_retransmit_.push(std::move(interest)); scheduleNextInterests(); @@ -507,7 +484,7 @@ void RaaqmTransportProtocol::scheduleNextInterests() { } } -void RaaqmTransportProtocol::sendInterest(std::uint64_t next_suffix) { +bool RaaqmTransportProtocol::sendInterest(std::uint64_t next_suffix) { auto interest = getPacket(); core::Name *name; socket_->getSocketOption(GeneralTransportOptions::NETWORK_NAME, &name); @@ -519,15 +496,12 @@ void RaaqmTransportProtocol::sendInterest(std::uint64_t next_suffix) { interest_lifetime); interest->setLifetime(interest_lifetime); - ConsumerInterestCallback *callback = VOID_HANDLER; - socket_->getSocketOption(ConsumerCallbacksOptions::INTEREST_OUTPUT, - &callback); - if (*callback) { - callback->operator()(*socket_->getInterface(), *interest); + if (*on_interest_output_) { + on_interest_output_->operator()(*socket_->getInterface(), *interest); } if (TRANSPORT_EXPECT_FALSE(!is_running_ && !is_first_)) { - return; + return false; } // This is set to ~0 so that the next interest_retransmissions_ + 1, @@ -535,6 +509,8 @@ void RaaqmTransportProtocol::sendInterest(std::uint64_t next_suffix) { interest_retransmissions_[next_suffix & mask] = ~0; interest_timepoints_[next_suffix & mask] = utils::SteadyClock::now(); sendInterest(std::move(interest)); + + return true; } void RaaqmTransportProtocol::sendInterest(Interest::Ptr &&interest) { @@ -564,7 +540,7 @@ void RaaqmTransportProtocol::updateRtt(uint64_t segment) { rate_estimator_->onRttUpdate((double)rtt.count()); } - cur_path_->insertNewRtt(rtt.count()); + cur_path_->insertNewRtt(rtt.count(), now); cur_path_->smoothTimer(); if (cur_path_->newPropagationDelayAvailable()) { @@ -595,18 +571,15 @@ void RaaqmTransportProtocol::updateStats(uint32_t suffix, uint64_t rtt, stats_->updateAverageWindowSize(current_window_size_); // Call statistics callback - ConsumerTimerCallback *stats_callback = VOID_HANDLER; - socket_->getSocketOption(ConsumerCallbacksOptions::STATS_SUMMARY, - &stats_callback); - if (*stats_callback) { + if (*stats_summary_) { auto dt = std::chrono::duration_cast<utils::Milliseconds>(now - t0_); uint32_t timer_interval_milliseconds = 0; socket_->getSocketOption(GeneralTransportOptions::STATS_INTERVAL, timer_interval_milliseconds); if (dt.count() > timer_interval_milliseconds) { - (*stats_callback)(*socket_->getInterface(), *stats_); - t0_ = utils::SteadyClock::now(); + (*stats_summary_)(*socket_->getInterface(), *stats_); + t0_ = now; } } } diff --git a/libtransport/src/protocols/raaqm.h b/libtransport/src/protocols/raaqm.h index 412967770..ecc466755 100644 --- a/libtransport/src/protocols/raaqm.h +++ b/libtransport/src/protocols/raaqm.h @@ -79,7 +79,7 @@ class RaaqmTransportProtocol : public TransportProtocol, virtual void scheduleNextInterests() override; - void sendInterest(std::uint64_t next_suffix); + bool sendInterest(std::uint64_t next_suffix); void sendInterest(Interest::Ptr &&interest); diff --git a/libtransport/src/protocols/raaqm_data_path.cc b/libtransport/src/protocols/raaqm_data_path.cc index 439549c85..8bbbadcf2 100644 --- a/libtransport/src/protocols/raaqm_data_path.cc +++ b/libtransport/src/protocols/raaqm_data_path.cc @@ -48,7 +48,8 @@ RaaqmDataPath::RaaqmDataPath(double drop_factor, average_rtt_(0), alpha_(ALPHA) {} -RaaqmDataPath &RaaqmDataPath::insertNewRtt(uint64_t new_rtt) { +RaaqmDataPath &RaaqmDataPath::insertNewRtt(uint64_t new_rtt, + const utils::TimePoint &now) { rtt_ = new_rtt; rtt_samples_.pushBack(new_rtt); @@ -60,7 +61,7 @@ RaaqmDataPath &RaaqmDataPath::insertNewRtt(uint64_t new_rtt) { prop_delay_ = rtt_min_; } - last_received_pkt_ = utils::SteadyClock::now(); + last_received_pkt_ = now; return *this; } diff --git a/libtransport/src/protocols/raaqm_data_path.h b/libtransport/src/protocols/raaqm_data_path.h index 6f2afde72..3f037bc76 100644 --- a/libtransport/src/protocols/raaqm_data_path.h +++ b/libtransport/src/protocols/raaqm_data_path.h @@ -45,7 +45,7 @@ class RaaqmDataPath { * max of RTT. * @param new_rtt is the value of the new RTT */ - RaaqmDataPath &insertNewRtt(uint64_t new_rtt); + RaaqmDataPath &insertNewRtt(uint64_t new_rtt, const utils::TimePoint &now); /** * @brief Update the path statistics diff --git a/libtransport/src/protocols/rtc.cc b/libtransport/src/protocols/rtc.cc index 0ac3839dd..72abb599a 100644 --- a/libtransport/src/protocols/rtc.cc +++ b/libtransport/src/protocols/rtc.cc @@ -288,15 +288,12 @@ void RTCTransportProtocol::updateStats(uint32_t round_duration) { uint32_t BW = (uint32_t)ceil(estimatedBw_); computeMaxWindow(BW, BDP); - ConsumerTimerCallback *stats_callback = nullptr; - socket_->getSocketOption(ConsumerCallbacksOptions::STATS_SUMMARY, - &stats_callback); - if (*stats_callback) { + if (*stats_summary_) { // Send the stats to the app stats_->updateQueuingDelay(queuingDelay_); stats_->updateLossRatio(lossRate_); stats_->updateAverageRtt(pathTable_[producerPathLabels_[1]]->getMinRtt()); - (*stats_callback)(*socket_->getInterface(), *stats_); + (*stats_summary_)(*socket_->getInterface(), *stats_); } // bound also by interest lifitime* production rate if (!gotNack_) { @@ -451,13 +448,8 @@ void RTCTransportProtocol::sendInterest(Name *interest_name, bool rtx) { interestLifetime); interest->setLifetime(uint32_t(interestLifetime)); - ConsumerInterestCallback *on_interest_output = nullptr; - - socket_->getSocketOption(ConsumerCallbacksOptions::INTEREST_OUTPUT, - &on_interest_output); - - if (*on_interest_output) { - (*on_interest_output)(*socket_->getInterface(), *interest); + if (*on_interest_output_) { + (*on_interest_output_)(*socket_->getInterface(), *interest); } if (TRANSPORT_EXPECT_FALSE(!is_running_ && !is_first_)) { @@ -890,11 +882,8 @@ void RTCTransportProtocol::onContentObject( uint32_t segmentNumber = content_object->getName().getSuffix(); uint32_t pkt = segmentNumber & modMask_; - ConsumerContentObjectCallback *callback_content_object = nullptr; - socket_->getSocketOption(ConsumerCallbacksOptions::CONTENT_OBJECT_INPUT, - &callback_content_object); - if (*callback_content_object) { - (*callback_content_object)(*socket_->getInterface(), *content_object); + if (*on_content_object_input_) { + (*on_content_object_input_)(*socket_->getInterface(), *content_object); } if (segmentNumber >= HICN_MIN_PROBE_SEQ) { diff --git a/libtransport/src/utils/membuf.cc b/libtransport/src/utils/membuf.cc index e75e85b35..94e5b13a1 100644 --- a/libtransport/src/utils/membuf.cc +++ b/libtransport/src/utils/membuf.cc @@ -102,8 +102,6 @@ struct MemBuf::HeapStorage { }; struct MemBuf::HeapFullStorage { - // Make sure jemalloc allocates from the 64-byte class. Putting this here - // because HeapStorage is private so it can't be at namespace level. static_assert(sizeof(HeapStorage) <= 64, "MemBuf may not grow over 56 bytes!"); |