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CHANGELOG.md

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8.0.0

  • Added PINGRESP timeout and made internal force_disconnect() calling in the strand. (#649)
  • Added async_client example. (#647)
  • Made async_connect actually async. (#643)
  • Added missing packet types to switch case. (#642)
  • Enabled cmake target configuration. (#632)
  • Made mqtt::shared_any force_move the constructor parameter into the member variable. (#629)
  • Added io_context getter for servers. (#627)
  • Tracked total bytes sent and received on socket. (#625, #641)
  • <<<< breaking change >>>> Replaced use of boost::asio::deadline_timer with boost::asio::steady_timer. (#621, #626)
  • Added getter for client_id_. (#619)
  • Use the -fsyntax-only flag instead of --preprocess for header checking (#617)
  • Added inflight subscribe and unsubscribe packet_id clean up mechanism. (#612)
  • Added protocol error processing if control packets are received before connect/connack is received. (#611)
  • Fixed uninitialized pubrel reason code. (#607)
  • Fixed inefficient packet on puback/pubrec/pubrel/pubcomp. (#604)
  • Added getters for publish and pubrel message. (#603)
  • <<<< breaking change >>>> Fixed message version of for_each_store. (#602)
  • Skipped properties phase if remaining length is 0. (#600)
  • Updated v5_message.hpp pubrel fixed header flags. (#599)
  • <<<< breaking change >>>> Updated minimum boost requirement to 1.67.0. (#595)
  • Use std::move instead of std::forward in null_strand. (#594)
  • Removed boost::static_visitor inheritance. (#589)
  • Refined CI. (#587, #590, #613, #618)
  • Added redirect supporting function and an example. (#585)
  • Fixed warnings. (#582, #596, #620)
  • <<<< breaking change >>>> Removed packet_id from restoring functions. (#581)
  • Rifined examples. (#580)
  • Added native_handle getting function. (#577)
  • Fixed missing base class hander call. (#576)
  • Fixed accumulate type. (#570)
  • Added workaround of libstdc++ std::tuplestd::any bug. (#568, #569, #571)
  • Use mqtt::force_move for test_broker. (#562)
  • Added no property overloads for MQTT v3.1.1 users. (#561)
  • Fixed missing argument on async_send_pubrel. (#560)
  • Migrate CI from travis-ci to github actions. (#553, #556, #564)
  • <<<< breaking change >>>> Modified buffer lifetime management strategy to meet Boost.Asio CompletionToken. (#552)
  • <<<< breaking change >>>> Added noexcept to event handler virtual functions. User needs to catch the exception in the handlers if an exception is thrown. (#551)
  • <<<< breaking change >>>> Introduced publish_options and subscribe_options. Remove *_dup functions. (#548, #579)
  • <<<< breaking change >>>> Removed acquired_* family. Now non acquired name version has the overload that takes packet_id parameter. (#547)

7.0.1

  • Fixed packet_id leak on QoS2 publish. (backported) (#541, #542, #543)

7.0.0

  • Added explicit destructor to clients. (#481)
  • Fixed warnings. (#480)
  • Added conversion function from mqtt::qos to suback_return_code and v5::suback_reason_code. (#478)
  • Added boost::asio::ssl::context getter. Set [[deprecated]] attribute to wrapped function for boost::asio::ssl::context. They will be removed on verion 8.0.0. (#472)
    • mqtt_cpp is now separated from boost::asio::ssl::context detail.
  • Fixed boost::type_erasure namespace. (#467)
  • Refactoring. (#465)
  • Improved receive packet processing. (#462)
  • Fixed comments. (#454, #455)
  • Added constexpr. (#451, #461)
  • Use virtual function based polymorphism on endpoint receive packet processing. Existing APIs are preserved as callable_overlay. (#444)
    • Thanks to de-virtualization optimization, it is achieved zero-overhead.
  • <<<< breaking change >>>> Updated set_accept_handler()'s parameter to shared_ptr of the endpoint. (#443)
  • <<<< breaking change >>>> Updated start_session()'s parameter to mqtt::any. It only for life keeping purpose. (#442)
  • <<<< breaking change >>>> Remove optional from puback, pubrec, pubrel, and pubcomp. (#441, #470, #476, #477)
  • Fixed invalid next packet read on disconnect packet process. (#439)
  • <<<< breaking change >>>> Remove optional from the parameter suback_return_code(MQTT v3.1.1) of suback handler. (#434)
  • <<<< breaking change >>>> Replaced MQTT_NO_TLS with MQTT_USE_TLS and default value is false. Now, all configure macro has positive meaning. (#428)
  • Improved build system. (#425, #459)
  • Used old style boost::type_erasure. The new style causes compile error if -pedantic flag is set. (#423)
  • Introduced include dependency checking build option. (#422)
  • <<<< breaking change >>>> Improved parameters of the publish handler. parsing fixed_header is no longer required. (#421)
  • Replaced boost::asio deprecated API with new ones. (#419, 466)
  • Set [[deprecated]] attribute to derecated variadic parameter version of suback/unsuback family. They will be removed on verion 8.0.0. (#417)
  • Fixed BOOST_VERSION comparison typo. (#413)
  • Improved travis-ci. (#412)
  • Added boost::multi_index debug flag to travis-ci. (#406)
  • <<<< breaking change >>>> Minimum boost required version is 1.66.0. (#403)
  • Fixed lack of next read packet bug. (#402)
  • Added missing include. (#398)
  • <<<< breaking change >>>> Introduced enum class instead of std::uint8_t. (#395, #397, #401, #414, #415, #438)
  • Removed invalid WebSocket code from the test. (#394)
  • <<<< breaking change >>>> Added subscribe_options class. (#387, #388, #393)
    • subscribe_options can be created from std::uint8_t so the impact of existing code is limited.
  • <<<< breaking change >>>> Removed deprecated APIs. (#384)

6.0.7

  • Fixed packet_id leak on QoS2 publish. (backported) (#541, #542, #543)

6.0.6

  • Fixed server side endpoint lifetime management problem. (#439, #440)

6.0.5

  • Fixed receive stop problem when unsuback handler is not set. (#408)
  • Updated minimum boost requirement to 1.66.0. (#410)
    • NOTE: Boost minimum requirement should be updated at v6.0.0. So this release considered the update as a bug fix, not major version up.

6.0.4

  • Fixed invalid subscribe qos comparison on receive. (#385)

6.0.3

  • Fixed sync subscribe/unsubscribe with properties APIs dispatch to deprecated APIs problem. (#383)

6.0.2

  • Fixed moved from object access problem. (#378)
  • Fixed unexpected copy fallback of move operations. (#378)

6.0.1

  • Fixed compile error of acquired_async_publish_dup(). (#376)

6.0.0

  • Supressed warnings. (#367, #368, #369, #370, #371)
  • Set [[deprecated]] attribute to derecated APIs. They will be removed on verion 7.0.0. (#364, #372)
  • Added mqtt::buffer based APIs. (#364)
  • Added user defined namespace support. User can define MQTT_NS (default mqtt). (#360)
  • Improved test. (#357)
  • Improved test broker. (#353)
  • Added allocation fuction for mqtt::buffer. (#349)
  • Supported old version of boost type_erasure. (#347)
  • <<<< breaking change >>>> Adde zero copy receiving functionality. Callback handlers take mqtt::buffer parameter instead of mqtt::string_view. It can hold the lifetime. (#339, #358, #359, )
  • Improved CI. (#333, #346)

5.0.1

  • Improved CI. (#330)
  • Fixed invalid std::any inclusion on mqtt::any. (#328)

5.0.0

  • Fixed invalid pointer comparison. (#324)
  • Fixed user_property value length. (#323)
  • Added store type alias for each properties. (#319)
  • Fixed BOOST_MPL_LIMIT_LIST_SIZE comparison. (#318)
  • Removed BOOST_ASSERT from test code to improve exception message. (#315)
  • Code refactoring. (#313)
  • Added default parameter to async_send_pubrel's life_keeper. (#312)
  • Added async version of stored message sending after CONNACK received. (#311)
  • <<<< breaking change >>>> Removed unnecessery callback invokation. (#309)
  • Fixed moved from object access. (#308)
  • <<<< breaking change >>>> Added properties and life_keeper parameter to pubrel and async_publrel. (#307)
  • Added reuse_address flag to the test broker to avoid "address already in use" on travis-ci. (#306)
  • <<<< breaking change >>>> Fixed TCP accepting process. After TCP accepting, do the next accepting process immediately. Due to the fix, Socket is updated to shared_ptr from unique_ptr. (#299)
  • <<<< breaking change >>>> Added underlying connect timeout. It can treat well with TCP connected but TLS handshake not sending attack. (#296)
  • Added stream output operator for properties. (#293)
  • Replaced byte sequence creation macro with function. (#291)
  • Fixed static boost support. (#290)
  • <<<< breaking change >>>> Fixed property allocation management. (#288)
  • Improved MSVC support for test. (#286)
  • Added codecov for CI. (#285, #276, #275, #273)
  • Added MQTT_BUILD_EXAMPLES flag to cmake to shorten CI time. (#284)
  • Added non_ref/ref types conversion for properties. (#283)
  • Added tests. (#278, #276)
  • Improve travis-ci. (#274)
  • Migrate from appveyor azure devops build pipelines that supports 10 parallel build. (#270)
  • Fixed pingreq async/sync send. (#267)

4.0.0

  • Added getting ssl keylog callback for debugging. (#256)
  • Fixed re-listen logic for servers. Now we can re-listen after accept is failed. (#252, #254)
  • Fixed restore lifetime management to avoid accessing memory after destroyed (#251)
  • Removed BOOST_ASSERT checking in the case that actually happens if invalid message is received (#249, #250)
  • Added MQTT v5 support (#226, #245, #257, #258, #259)
  • Added connection overwrite behavior on test_broker (#210)
  • Added async_client and sync_client to avoid misusing async and sync APIs. client is still remained that can use both sync and async APIs. (#208)
  • Added concatenating const_buffer functionality on asynchronous packet sending (#207)
  • Improved documents (#198, #214, #219, #229, #235)
  • Added switching option between std and boost (#188, #209)
  • Improved build mechanisim (#184, #201, #253)
  • Code refactoring (#183, #189, #190, #193, #195, #197, #199, #202, #203, #211, #215, #216, #220, #227, #234, #236, #238, #239, #240, #242)
  • Support configure time switches for using std::varient or std::optional instead of the boost versions (#182)
  • Allow inheriting classes to construct mqtt::client (#181)
  • <<<< Breaking change >> Replaced fixed_header type from char to std::uint8_t. Fixed -Wconversion warnings. See https://github.com/redboltz/mqtt_cpp/pull/180/files (#180)

3.1.0

  • Fixed inefficient passed by value. (#174)
  • Fixed unsugscribe message packet id position for continuours buffer. (#167)
  • Fixed subscribe message remaining length buffer size. (#165)
  • Added broker example. (#164)
  • Improved CI. (#161)
  • Added 32bit packet id support. It is out of MQTT spec. (#160, #163, #166, #168)
  • Added store assertion to detect internal logic error. (#157)
  • Fixed life keeper storing timing. (#156, #159)
  • Added getter for handlers. (#155)
  • Fixed async write callback. (#154)
  • Fixed ambiguous function call on C++17 visit call. (#153)
  • Improved packet id allocating algorithm. (#152, #162)
  • Removed throwing exception when error on close happens. (#151)
  • Added re-listen support after listining socket closed. (#150)
  • Fixed string_view definition (#146)
  • Added string (UTF-8) checking. It is disabled by default. Define MQTT_USE_STR_CHECK to enable it. (#142, #143)
  • Improved documents (#141, #131, #172, #173)
  • Improved build mechanisim (#140, #147, #148, #170)
  • Added custom next mqtt message read handler setting mechanism (#139)

3.0.0

  • << Breaking change >> mqtt_cpp requires full C++14 feature.
  • Added boost::asio::const_buffer interface. User can use it as topic name and contents(payload). (#127, #134, #136)
  • Improved CI environment. (#129, #130)
  • Fixed packet_id leak. (#132)
  • Fixed queuing message leak. (#133)
  • Added disconnect timeout. (#135)
  • Added connect status check function. (#131)

2.1.0

  • Added packet length checking handler for variable length MQTT packet. (#121)
  • Fixed doxygen comments. (#119)
  • Improved payload memory management. (#118)
  • Fixed malformed connack (send by client) problem. (#117)
  • Fixed missing packet length check on connect. (#116)
  • Improved pingreq sending timing. (#115)

2.0.0

  • << Breaking change >> Updated close_handler and error_handler invoking rule. When the socket is closed, if user calls disconnect() and the socket closed by server cleanly, then close_handler is called, otherwise error_handler is called.
  • Added publish and pubrel message serialize mechanism. (#111)
  • Added boost beast support. (#106)
  • Added boost 1.66.0 asio support. (#106)

1.0.9

  • Supported Boost 1.66.0 new asio interface. (#106)
  • Updated beast to v124. (#107)
  • If Boost version is 1.66.0 or later, use Boost.Beast. (#107)
  • Improved tests. (#102, #104)
  • Improved assetions. (#105)

1.0.8

  • Added TLS verifying setup functions. (#100)

1.0.7

  • Update beast. (#94)
  • Fixed WebSocket strand management. (#93, #95)
  • Fixed endpoint's move constructor and assingment operator deletion (#92)

1.0.6

  • Update beast. (#90)
  • Fixed qos2 publish handler multiple call guard.(#89)

1.0.5

  • Renamed to mqtt_cpp from mqtt_client_cpp. (#88)
  • Improved tests. (#87)
  • Added MQTT server functionality (#84)
  • Supressed warnings. (#82)
  • Fixed WebSocket close. (#81)
  • Added tls context settings. (#80, #83)
  • Fixed force_disconnect. (#79)
  • Removed TLS manual shutdown call. (#78)
  • Fixed timer management algorithm. (#76)
  • Fixed pingreq sending timing. (#75)
  • Added bad timming mqtt command receiving guard. (#70)

1.0.4

  • Added offline publish (Clean Session: false, qos: at_least_once, exactly_once). (#69)
  • Prepared for OpenSSL 1.1.0 support. (#68)
  • Added explicit packet_id acquieing operation. (#67)
  • Used C++14 depended code conditionally. (#62, #63)
  • Added WebSocket support. (#61, #66)
  • Fixed strand. (#60)
  • Added strand to shutdown. (#59)
  • Fixed the type of qos on async_send_publish. (#58)
  • Added async_disconnect function. (#57)
  • Fixed async subscribe/unsubscribe. (#56)
  • Improved async operations. (#55)
  • Fixed SSL_R_SHORT_READ as normal close, not error. (#54)
  • Replaced pair with tuple. (#53)
  • Fixed endpoint memory management. (#52)

1.0.3

  • Fixed force disconnect logic. (#50)
  • Added remaining length getting function. (#48)
  • Added publish with dup flag function. (#47)
  • Added for_each function for stored data. (#44)
  • Fixed pubrel re-send algorithm. (#43)
  • Added pubrel sending interface. (#41)
  • Added sent after callback function. (#39)
  • Improved CI environment. (#37)
  • Improved documents. (#35, #36)
  • Removed generic lambda to meet C++11 (#34)
  • Added stored packet clearing function. (#32)
  • Fixed QoS2 pubrel sending timing.(#31, #46, #49)
  • Fixed remaining length handling logic. (#30)
  • Added subscribe and unsubscribe with vector. (#29)
  • Added suback with vector. (#28)
  • Fixed async subscribe bug. (#26)
  • Added connect() with socket. (#25)
  • Fixed packet_id accqireing algorithm. (#24, #27)
  • Fixed storing QoS1 and 2 packet mechanism. (#23)
  • Supported async_write operation. (#21)
  • Separated MQTT core from client. Core can be used as server connection. (#20)

1.0.2

  • Fixed queued message clearing problem. (#18)
  • Fixed implicit char conversion problem. (#17)
  • Fixed missing remaining length checking. (#16)

1.0.1

  • Updated README.md version number.

1.0.0

  • Implemented all mqtt functionarities.