H2 Versions Save

What's Changed

• Add header_table_size(usize) option to client and server builders.
• Improve throughput when vectored IO is not available.
• Update indexmap to 2.

New Contributors

• @tottoto made their first contribution in https://github.com/hyperium/h2/pull/714
• @xiaoyawei made their first contribution in https://github.com/hyperium/h2/pull/712
• @Protryon made their first contribution in https://github.com/hyperium/h2/pull/719
• @4JX made their first contribution in https://github.com/hyperium/h2/pull/638
• @vuittont60 made their first contribution in https://github.com/hyperium/h2/pull/724

What's Changed

• Fix opening of new streams over peer's max concurrent limit.
• Fix RecvStream to return data even if it has received a CANCEL stream error.
• Update MSRV to 1.63.

New Contributors

• @DDtKey made their first contribution in https://github.com/hyperium/h2/pull/703
• @jwilm made their first contribution in https://github.com/hyperium/h2/pull/707

Bug Fixes

• Fix panic if a server received a request with a :status pseudo header in the 1xx range. (#695)
• Fix panic if a reset stream had pending push promises that were more than allowed. (#685)
• Fix potential flow control overflow by subtraction, instead returning a connection error. (#692)

New Contributors

• @f0rki made their first contribution in https://github.com/hyperium/h2/pull/690

What's Changed

• Fix counting reset streams when triggered by a GOAWAY.
• Send too_many_resets in opaque debug data of GOAWAY when too many resets received.

New Contributors

• @Herbstein made their first contribution in https://github.com/hyperium/h2/pull/673
• @foresterre made their first contribution in https://github.com/hyperium/h2/pull/680

What's Changed

• fix: pending-accept remotely-reset streams pattern was checking is_local by @seanmonstar in https://github.com/hyperium/h2/pull/676

What's Changed

• Add Error::is_library() method to check if the originated inside h2.
• Add max_pending_accept_reset_streams(usize) option to client and server builders.
• Fix theoretical memory growth when receiving too many HEADERS and then RST_STREAM frames faster than an application can accept them off the queue. (CVE-2023-26964)

What's Changed

• Set Protocol extension on requests when received Extended CONNECT requests.
• Remove B: Unpin + 'static bound requiremented of bufs
• Fix releasing of frames when stream is finished, reducing memory usage.
• Fix panic when trying to send data and connection window is available, but stream window is not.
• Fix spurious wakeups when stream capacity is not available.

New Contributors

• @vi made their first contribution in https://github.com/hyperium/h2/pull/646
• @silence-coding made their first contribution in https://github.com/hyperium/h2/pull/651
• @gtsiam made their first contribution in https://github.com/hyperium/h2/pull/649
• @howardjohn made their first contribution in https://github.com/hyperium/h2/pull/658
• @cloneable made their first contribution in https://github.com/hyperium/h2/pull/655
• @aftersnow made their first contribution in https://github.com/hyperium/h2/pull/657
• @vadim-eg made their first contribution in https://github.com/hyperium/h2/pull/661

What's Changed

• Remove B: Buf bound on SendStream's parameter by @djkoloski in https://github.com/hyperium/h2/pull/614
• add accessor for StreamId u32 by @ehaydenr in https://github.com/hyperium/h2/pull/639

New Contributors

• @ehaydenr made their first contribution in https://github.com/hyperium/h2/pull/639

• Add Error::is_reset function.
• Bump MSRV to Rust 1.56.
• Return RST_STREAM(NO_ERROR) when the server early responds.

New Contributors

• @djkoloski made their first contribution in https://github.com/hyperium/h2/pull/616
• @bruceg made their first contribution in https://github.com/hyperium/h2/pull/618
• @ryanrussell made their first contribution in https://github.com/hyperium/h2/pull/620
• @kckeiks made their first contribution in https://github.com/hyperium/h2/pull/625
• @erebe made their first contribution in https://github.com/hyperium/h2/pull/634

• Update private internal tokio-util dependency.