v9.0.0

9.0.0 (2026-03-13)

⚠ BREAKING CHANGES

• refactor gap peripheral service (#1083)
• use 96-bit IV for aes-gcm in SesameSecured (#1087)

Features

• Add GetState to Gap.proto ECHO service (#1126) (056441b)
• Add missing http error codes (#1097) (6a5fefb)
• Add optional data to the input command (#1123) (929ed0a)
• Add PopInto method to CyclicBuffer (#1078) (40f3288)
• Add really_assert_with_msg (#1084) (55fbd0a)
• Add services/util/FlashEcho (#1068) (f38e0ac)
• Add Stop to FlashEcho (#1071) (b586fe3)
• Add support for std::filesystem::path in TextOutputStream (#1089) (ca24eb5)
• Add SynchronousFlashAligner implementation (#1104) (a48ca14)
• Allow GlobalTracer to be cleared (#1095) (ab2aff5)
• Clear global tracer when destructing TracerOnIoOutputInfrastructure (#1095) (ab2aff5)
• Consolidate GapState to match echo proto (#1129) (b19579b)
• Constexpr MemoryRange and BoundedConstString (#1077) (0839180)
• Echo error policy that only warns (#1117) (11ce0fb)
• Expand proxy creator base class to allow creating external (#1113) (ee95de6)
• Improve UartUnix read behaviour by reducing the read timeout and increasing read buffer size (#1096) (957e1b9)
• Mtu exchange interface update (#1036) (0d8f096)
• Prevent recursive logging abort calls (#1074) (0ae51ac)
• Refactor gap peripheral service (#1083) (3e8c702)
• Specialized variants of LOG_AND_ABORT (#1105) (bcb5854)
• Use 96-bit IV for aes-gcm in SesameSecured (#1087) (dc1e47b)

Bug Fixes

• Do not report integrity failed on a truncated message, which may be the result of a reboot of the peer (#1072) (42c3ad5)
• Fixed race condition when stopping BufferedSerialCommunicationOnUnbuffered (#1092) (f9f1000)
• New session ticket during try send results in tls write failure (#1101) (43e8127)
• Really_assert_with_msg with no abort logging enabled (#1106) (15405f6)
• Sesame: double buffer incoming messages so that window releases are always processed (#1103) (26e611f)
• Standard include directories in Windows toolchain file (#1091) (135c95f)
• Truncated service forwarding (#1107) (eb7ca3b)

v8.0.0

8.0.0 (2026-01-16)

⚠ BREAKING CHANGES

• removed Optional.hpp (#1062)
• removed Variant.hpp (#1062)
• deprecate infra::Optional (#981)

Features

• Aborts can opt-in to also log file path or name (#1058) (4de1566)
• Add ChipSelectObserver and -Subject interfaces in SPI (#1011) (ec4194b)
• Add handling for ambiguous method calls in Console service (#1041) (b978fac)
• Add IntegrityObserver for SesameSecured (#968) (052a8da)
• Add MakeConstRange which returns a MemoryRange<const T> (#891) (72a8a2c)
• Add Out Of Band support on BLE (#872) (1de8dcb)
• Add secure sesame to echo console (#877) (7734960)
• Add SeggerRTT on SerialCommunication (#886) (f4de93c)
• Add services/util/FlashDelegate (#862) (e69458d)
• Add sesame_key_generator (#870) (1c97c6f)
• Add status parameter to gatt client notifications, discovery and characteristic callbacks (#956) (45e1f5d)
• Automatically enable coverage for all targets excluding test targets (#897) (9607adf)
• Deprecate infra::Optional (#981) (aa01db0)
• Extend ble gatt server interface to add characteristic descriptors (#958) (804b28c)
• Extend the ble gap advertisement formatter with the option to add the appearance value (#960) (a17fb55)
• Extended addressing on flash spi (#895) (07b25da)
• Get IPv6 link local address from Lightweight IP stack (#948) (6b4efe7)
• Implement I2C error handling policy (#994) (2c26042)
• Implement LOG_AND_ABORT (#1057) (8613f70)
• Include MtuExchange in claiming operations (#921) (3625d29)
• Optional deep power down for FlashSpi (#1001) (f9002a7)
• Refactor gatt client interface to take handle directly (#950) (9d3718f)
• Removed Optional.hpp (#1062) (67ce17f)
• Removed Variant.hpp (#1062) (67ce17f)
• Rename Pair to PairAndBond (#907) (a9df781)

Bug Fixes

• Callback calls after object destruction (#1044) (eda0964)
• Checking for done in connections (#1005) (4494b45)
• Claiming gatt client adaptor shall release claimer on disconnect (#961) (7e1253e)
• Claiming gatt client WriteWithoutResponse crash during Read (#950) (9d3718f)
• Double request send on quick reinitialization of sesame dhke (#1064) (a72c633)
• Double request send on quick reinitialization of sesame diffie hellman (a72c633)
• Error message for tcp connection failure. (#991) (6201de1)
• Fix cucumber wire protocol controller class (#911) (6d4cdc1)
• Fix CucumberStepStorage (variable type) (#906) (d84e761)
• Fix forwarding of long echo messages (#1051) (8d85c6a)
• Fixed race condition in EchoOnStreams (#875) (45bec54)
• Formatter access operator for a FormatHelper object (#947) (78b011d)
• Handle all negative result from fcntl in SetNonBlocking (#988) (4d2bf45)
• Handling of multiple LWIP buffers (#1015) ([5852f5b](https://github....

v7.2.0

7.2.0 (2025-04-28)

Features

• Add address type and rssi to discovered device (#822) (2e0b3ec)
• Add AreAnyBitsSet() and AreAllBitsSet() (#823) (f83c37b)
• Add ble dtm interface (#844) (394cf55)
• Add ble dtm protobuf (#852) (587b60a)
• Add EchoOnSesameDiffieHellman (#835) (384a6a9)
• Add error code to GattClient operations (#843) (4b5b4eb)
• Add NoneAllocated to SharedObjectAllocator (#808) (ed9ac24)
• Add PulseWidthModulation hal interface (#834) (a216de3)
• Add sector config for external spi flash (#848) (0c71dd6)
• Add support to create x509 certificates (#826) (7dfa477)
• Add support to resolve MAC address (#792) (3b8d1a4)
• Added configuration to enable tls 1.3 (#820) (c392d44)
• Added GetIntegerAs to JsonObject to convert a JsonValue to a target integer width with bounds checking (#830) (c4c26e0)
• Allow stopping AdcMultiChannel measurements (#859) (c01515a)
• Documentation update (#809) (661a1ee)
• Streamed http put and post without chunked transfer encoding (#817) (1943573)
• Update mbedtls from v3.2.1 to v3.6.2 (#813) (46b4fe8)
• Updated Gap to allow connection param setting and interval change for ble internal flash (#850) (72cf794)
• Updated mbedtls config file to latest (#837) (dc73dfa)

Bug Fixes

• Keep EchoOnConnection alive while the factory is alive (#840) (3cdb0c4)
• Keep websocket alive while reader or writer is alive (#839) (99efc71)
• Keep websocket alive while reader or writer is alive (#849) (ff2743b)
• Revert "fix: keep websocket alive while reader or writer is alive (#839)" (#847) (eb0fa86)
• Services/util/SesameSecured: avoid timing attack on verifying MAC (#818) (51dca2d)
• Solved crash using uart linux when starting the read thread (#832) (a23f00f)

v7.1.0

7.1.0 (2025-01-15)

Features

• Add AdcMultiChannel interface (#784) (c77731b)
• Add ble state 'initiating' (bcfe895)
• Add instantiations for EchoOnSesameSecured (#801) (4c5d083)
• Add query and fragment parsing to HttpRequestParser (#766) (644934b)
• Add TimerLimitedRepeating::Start overload to support TriggerImmediately (#760) (631ec6c)
• Add verb and target to HttpClientAuthentication to enable Digest authentication (#768) (ea7de38)
• Added starts_with ends_with and ""_s literal for Bounded(Const)String (#777) (6c5cb00)
• Changed BoundedString::copy to copy up to length-pos characters (#779) (6659905)
• Extend GattClient interface with enable/disable indication/notification (#744) (e110c4d)
• Improve hal::Can::Id (#786) (50860b1)
• Infra::Optional returns the type on Emplace instead of void (#762) (49bce7d)
• Make all hal::Can::Id functions constexpr and add static assert tests (#803) (6184a66)
• Make terminal's hardcoded sizes configurable (#798) (9cc6606)
• Refactor BodyReader handling in HttpClient implementations (#781) (6c84af5)
• Replaced assert with really_assert to align BoundedString overflow behaviour with other Bounded classes (#780) (d3b1218)

Bug Fixes

• Assert when serial server and terminal receive data queue is full (#802) (8a83678)
• In HttpClientApplication don't crash when detaching during StatusAvailable (#770) (e626133)
• When opening an ECHO connection over websockets, use the full URL (#799) (4f62987)
• Workaround lwip dhcp+auto-ip issue (#753) (2bb0caf)

v7.0.0

7.0.0 (2024-10-24)

⚠ BREAKING CHANGES

• sesame stack which does not execute in interrupt context (#514)

Features

• Add 256bit ecdsa key support for upgrade pack builder (#657) (a72b4d4)
• Add custom clang-format file support (#668) (3653875)
• Add NewConnectionStrategy to SingleConnectionListener (#747) (66e4f4a)
• Add NotifyingSharedOptional::OnAllocatable overload (#667) (cb37f67)
• Add osal/threadx/EventDispatcherThreadX (#637) (8c66ddd)
• Add selection of TCP echo port to echo_console (#748) (3d2622f)
• Added EcDsa256 bit support for sign and verify (#651) (bc39360)
• Added infra::MockFunction helper function for testing callbacks via infra::Function (#658) (49810ee)
• Crc with automatic table generation (#636) (23ac162)
• Enable SHA384 and SHA512 on mbedtls (#745) (2c0351e)
• Extend gpio interrupt interface to enable immediate interrupt handlers (#721) (95ddf85)
• Gap proto extension before sesame (#688) (d5efa72)
• Generate string literals (#699) (d272b1f)
• HttpClientBasic will now reset the contentError flag before a new connection is attempted (#598) (c0e6755)
• Implement persisted mbed tls session (#602) (53d45ce)
• Make I2cAddress constexpr (#740) (ca31705)
• Protobuf: add support for optional keyword (#661) (82032aa)
• Protobuf: add support for optional keyword (#665) (b33ed06)
• Sesame stack which does not execute in interrupt context (#514) (4dc5736)

Bug Fixes

• Echo: only ContinueReceiveMessage() when readerPtr != nullptr (#701) (81c87c4)
• echo: Fix generation of tracer class for empty services (#671) (751fefd)
• echo: Support serializing nested messages (#670) (63c55e0)
• Fix move construct and move assign for Variant (#749) (ed39658)
• Pad 0xff when add hex and elf to upgrade pack (#646) (5c5d318)
• Services.echo_console: parsing tokens of nested messages and arrays, formatting of messages, and properly close upon losing connection (#712) (4a69845)
• Tcp packet fragmentation (#700) (c419e54)
• Timer limited repeat (#659) (4f2a49e)
• Trace outgoing echo calls (#710) (279bb62)
• UartUnix receiveData callback being called after destruction (#677) (65f164b)

v6.1.0

6.1.0 (2024-05-01)

Features

• Add connection factory with name resolver mbed tls (#536) (af200d2)
• Add FlashHeterogenous (#549) (a0deadb)
• Add Segger RTT tracing output option (#572) (16529d7)
• Changed compile definitions to be compatible with the gnu assembler (#554) (5a5e5dc)
• Disabled documentation warning when compiling with AppleClang (#618) (5fd230a)
• Services/network/HttpClientBasic is now able to process more than 1 request (#576) (0df2625)

Bug Fixes

• Avoid overflow when scheduling TimerSingleShot (#612) (ea4683c)
• Ble advertisement parser erroneous data handling (#600) (f6d6b5e)
• BufferingStreamReader OOB access and Echo segments calculated correctly (#569) (b1c1d12)
• ConnectionMbedTls no longer calls DataReceived() with 0 bytes (#585) (cd74d66)
• Duplicate header guard HAL_UART_HOST_HPP (#558) (a8b1e63)
• Heap memory leak on SerializerFactory::OnHeap (#561) (0ed606b)
• Networking on linux (#594) (972ff81)
• Repeated proto message incorrect maxMessageSize calculation (#617) (2d28a51)
• Services/network/ConnectionMbedTls: Hostname() may not be invoked after ConnectionEstablished() (#609) (fcc469a)
• Services/network/WebSocketClientConnectionObserver: Don't close websocket connection after 1 minute (#578) (d2e0c05)
• Timer jumped shall trigger next trigger time update (9bbfb53)
• Timer jumped will trigger next trigger time update (#590) (9bbfb53)

v6.0.0

6.0.0 (2024-01-24)

⚠ BREAKING CHANGES

• refactor adc to support multiple samples (#530)

Features

• Add ExecuteUntil to event dispatchers, add EventDispatcherThreadAware (#526) (d05d1f3)
• Add targets in order upgrade pack (#488) (e528794)
• Added generic gatt dis characteristic uuid (#457) (be6fdde)
• Added hal/generic/UartGeneric and hal/generic/SynchronousUartGeneric (#535) (799e0ee)
• Changed EMIL_ENABLE_GLOBAL_TRACING define to EMIL_ENABLE_TRACING and EMIL_DISABLE_TRACING (#521) (2d4eb48)
• Forward tags to scenario request handler (#483) (a66f711)
• Made EventDispatcher and EventDispatcherWithWeakptr exception safe when executing an action (#525) (46a118c)
• Optional tracing (#489) (0c594d9)
• Refactor adc to support multiple samples (#530) (419f636)

Bug Fixes

• Handle echo message split over multiple streams (#481) (37d7878)
• HttpClientBasic reporting error for reestablished connections (#473) (0619299)
• Incorrect handling of float numbers in json (#478) (c8ee456)
• Infra/util/Endian: fix comparison against C++ version (#486) (4fe74e5)
• Null json value (#470) (e72d48f)
• Remove \r from end of line of certificates (#510) (7f581d8)
• Remove virtual destructors reducing binary size (#502) (fc69a3c)
• ServiceForwarder with LimitedStreamReader ends up in infinite loop (#524) (9e7f949)

v5.0.1

5.0.1 (2023-11-15)

Bug Fixes

• Corrected incorrect destructor syntax (#460) (e01dd98)
• Various fixes for echo (#462) (0062598)

v5.0.0

5.0.0 (2023-11-09)

⚠ BREAKING CHANGES

• generic pairing/bonding classes updated (#330)
• ble interface improvements (#300)

Features

• Add protobuf/echo/ProtoMessageBuilder (#416) (f5260dd)
• Add ServiceProxyResponseQueue (#338) (88cb197)
• Add streaming of little endian mac addresses (#336) (e3d7fd8)
• Added SerialCommunicationLoopback (#440) (2c87dfb)
• Ble interface improvements (#300) (88a4689)
• Generic pairing/bonding classes updated (#330) (dbda405)
• Removed Dac.hpp (#439) (4b52156)
• Support payloads bigger than the MaxSendStreamSize (#331) (c411f66)
• Support streaming echo messages (#435) (07756bb)

Bug Fixes

• Add acd sources to lwip (#400) (a4f68ef)
• Added workaround mbedtls and clang-cl incomatibility (#441) (063b595)
• Cpp:S6232 well-defined type-punning method should be used instead of a union-based one (d809c17)
• Destruction of HttpClientJson while resetting the reader resulted in memory corruption (#404) (ed8a8a0)
• Detaching HttpClient while in HeaderAvailable resulted in a crash (#406) (a905a30)
• Enable service scoping of method invocations in services.echo_console (#325) (7090a40)
• UpgradePackBuilderFacade setting mbedtls global memory pool on stack (#324) (ec567d5)
• UpgradePackBuilderFacade setting mbedtls global memory pool on stack, causing a crash when combined with ConnectionMbedTls (ec567d5)

v4.0.0

4.0.0 (2023-06-02)

⚠ BREAKING CHANGES

• security for MessageCommunication (#294)

Features

• Add documentation (#223) (d710807)
• Merge upstream changes (#279) (9856f23)
• Security for MessageCommunication (#294) (f6c3f56)

Bug Fixes

• Correct order of destruction in EchoForwarderToSerial. (#291) (3267831)
• CucumberWireProtocolFormatter; max string value size does not fit into stepMatchArgumentsBuffer. (#311) (5504202)
• Ensure forwarding constructors have constraints (#290) (5015938)
• GattClient notification (#284) (15ff387)
• Line termination mismatch in hex files (#307) (47482c3)
• Remove superfluous > from cmake/emil_xsltproc.cmake (#276) (be139b2)
• Usable memory loss in HttpClientBasic::Path (#304) (d5d4abf)