Merge pull request #15 from iv-org/syeopite-patch-1

Add CI workflow

.github/workflows/ci.yml

@@ -0,0 +1,66 @@
+name: lsquic.cr CI
+
+on:
+  schedule:
+    - cron: "0 0 * * *" # Every day at 00:00
+  push:
+    branches:
+      - "master"
+      - "api-only"
+  pull_request:
+    branches: "*"
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    name: "build - crystal: ${{ matrix.crystal }}, stable: ${{ matrix.stable }}"
+
+    continue-on-error: ${{ !matrix.stable }}
+
+    strategy:
+      fail-fast: false
+      matrix:
+        stable: [true]
+        crystal:
+          - 1.0.0
+          - 1.1.1
+          - 1.2.0
+        include:
+          - crystal: nightly
+            stable: false
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Install Crystal
+        uses: crystal-lang/install-crystal@v1.5.3
+        with:
+          crystal: ${{ matrix.crystal }}
+
+      - name: Cache Shards
+        uses: actions/cache@v2
+        with:
+          path: ./lib
+          key: shards-${{ hashFiles('shard.lock') }}
+
+      - name: Install Shards
+        run: |
+          if ! shards check; then
+            shards install
+          fi
+
+      - name: Run tests
+        run: crystal spec --warnings all --error-on-warnings --error-trace
+
+      - name: Run lint
+        run: |
+          if ! crystal tool format --check; then
+            crystal tool format
+            git diff
+            exit 1
+          fi
+
+      - name: Build
+        run: crystal build --warnings all --error-on-warnings --error-trace src/lsquic.cr

.github/workflows/container-release.yml

@@ -0,0 +1,39 @@
+name: Build and release container
+
+on:
+  push:
+    branches:
+      - "master"
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+        with:
+          platforms: arm64
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Login to registry
+        uses: docker/login-action@v1
+        with:
+          registry: quay.io
+          username: ${{ secrets.QUAY_USERNAME }}
+          password: ${{ secrets.QUAY_PASSWORD }}
+
+      - name: Build and push Docker image for Push Event
+        if: github.ref == 'refs/heads/master'
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          file: docker/Dockerfile
+          platforms: linux/amd64,linux/arm64/v8
+          push: true
+          tags: quay.io/invidious/lsquic-compiled:${{ github.sha }},quay.io/invidious/lsquic-compiled:latest

README.md

@@ -2,10 +2,12 @@
 
 Crystal bindings to the excellent [LSQUIC](https://github.com/litespeedtech/lsquic) library.
 
-`libssl.a`, `libcrypto.a` are both licensed under `LICENSE.boringssl`.
+Releases track lsquic's versioning starting with `v2.18.1`.
 
 `liblsquic.a` is licensed under `LICENSE.lsquic` and `LICENSE.chrome`.
 
+Lsquic uses [boringssl](https://github.com/google/boringssl), which is licensed under `LICENSE.boringssl`.
+
 This library is available under the MIT license.
 
 ## Installation
@@ -15,7 +17,7 @@ This library is available under the MIT license.
    ```yaml
    dependencies:
      lsquic:
-       github: omarroth/lsquic.cr
+       github: iv-org/lsquic.cr
    ```
 
 2. Run `shards install`
@@ -37,7 +39,7 @@ client.get("/", headers: HTTP::Headers{
 
 ## Contributing
 
-1. Fork it (<https://github.com/omarroth/lsquic.cr/fork>)
+1. Fork it (<https://github.com/iv-org/lsquic.cr/fork>)
 2. Create your feature branch (`git checkout -b my-new-feature`)
 3. Commit your changes (`git commit -am 'Add some feature'`)
 4. Push to the branch (`git push origin my-new-feature`)
@@ -46,7 +48,3 @@ client.get("/", headers: HTTP::Headers{
 ## Contributors
 
 - [Omar Roth](https://github.com/omarroth) - creator and maintainer
-
-```
-
-```

docker/APKBUILD-boringssl

@@ -0,0 +1,46 @@
+# Based on https://aur.archlinux.org/packages/boringssl-git/
+# Maintainer: Omar Roth <omarroth@protonmail.com>
+pkgname=boringssl
+pkgver=1.1.0
+pkgrel=0
+pkgdesc="BoringSSL is a fork of OpenSSL that is designed to meet Google's needs"
+url="https://boringssl.googlesource.com/boringssl"
+arch="all"
+license="MIT"
+replaces="openssl libressl"
+depends="!openssl-libs-static"
+makedepends_host="linux-headers"
+makedepends="cmake git go perl"
+subpackages="$pkgname-static $pkgname-dev $pkgname-doc"
+source="251b516.tar.gz::https://github.com/google/boringssl/tarball/251b516"
+builddir="$srcdir/google-boringssl-251b516"
+
+prepare() {
+	:
+}
+
+build() {
+	cmake -DCMAKE_BUILD_TYPE=Debug .
+	make ssl crypto
+}
+
+check() {
+	make all_tests
+}
+
+package() {
+	for i in *.md ; do
+		install -Dm644 $i "$pkgdir/usr/share/doc/$pkgname/$i"
+	done
+	install -d "$pkgdir/usr/lib"
+	install -d "$pkgdir/usr/include"
+	cp -R include/openssl "$pkgdir/usr/include"
+
+	install -Dm755 crypto/libcrypto.a "$pkgdir/usr/lib/libcrypto.a"
+	install -Dm755 ssl/libssl.a "$pkgdir/usr/lib/libssl.a"
+#	install -Dm755 decrepit/libdecrepit.a "$pkgdir/usr/lib/libdecrepit.a"
+#	install -Dm755 libboringssl_gtest.a "$pkgdir/usr/lib/libboringssl_gtest.a"
+}
+sha512sums="
+b1d42ed188cf0cce89d40061fa05de85b387ee4244f1236ea488a431536a2c6b657b4f03daed0ac9328c7f5c4c9330499283b8a67f1444dcf9ba5e97e1199c4e  251b516.tar.gz
+"

docker/APKBUILD-lsquic

@@ -0,0 +1,43 @@
+# Maintainer: Omar Roth <omarroth@protonmail.com>
+pkgname=lsquic
+pkgver=2.18.1
+pkgrel=0
+pkgdesc="LiteSpeed QUIC and HTTP/3 Library"
+url="https://github.com/litespeedtech/lsquic"
+arch="all"
+license="MIT"
+depends="boringssl-dev boringssl-static zlib-static libevent-static"
+makedepends="cmake git go perl bsd-compat-headers linux-headers"
+subpackages="$pkgname-static"
+source="v$pkgver.tar.gz::https://github.com/litespeedtech/lsquic/tarball/v2.18.1
+ls-qpack-$pkgver.tar.gz::https://github.com/litespeedtech/ls-qpack/tarball/a8ae6ef
+ls-hpack-$pkgver.tar.gz::https://github.com/litespeedtech/ls-hpack/tarball/bd5d589"
+builddir="$srcdir/litespeedtech-$pkgname-692a910"
+
+prepare() {
+	cp -r -T "$srcdir/litespeedtech-ls-qpack-a8ae6ef" "$builddir/src/liblsquic/ls-qpack"
+	cp -r -T "$srcdir/litespeedtech-ls-hpack-bd5d589" "$builddir/src/lshpack"
+}
+
+build() {
+	cmake \
+		-DCMAKE_BUILD_TYPE=RelWithDebInfo \
+		-DBORINGSSL_INCLUDE=/usr/include/openssl \
+		-DBORINGSSL_LIB_crypto=/usr/lib \
+		-DBORINGSSL_LIB_ssl=/usr/lib .
+	make lsquic
+}
+
+check() {
+	make tests
+}
+
+package() {
+	install -d "$pkgdir/usr/lib"
+	install -Dm755 src/liblsquic/liblsquic.a "$pkgdir/usr/lib/liblsquic.a"
+}
+sha512sums="
+d015a72f1e88750ecb364768a40f532678f11ded09c6447a2e698b20f43fa499ef143a53f4c92a5938dfece0e39e687dc9df4aea97c618faee0c63da771561c3  v2.18.1.tar.gz
+c5629085a3881815fb0b72a321eeba8de093eff9417b8ac7bde1ee1264971be0dca6d61d74799b02ae03a4c629b2a9cf21387deeb814935339a8a2503ea33fee  ls-qpack-2.18.1.tar.gz
+1b9f7ce4c82dadfca8154229a415b0335a61761eba698f814d4b94195c708003deb5cb89318a1ab78ac8fa88b141bc9df283fb1c6e40b3ba399660feaae353a0  ls-hpack-2.18.1.tar.gz
+"

docker/Dockerfile

@@ -0,0 +1,28 @@
+FROM alpine:edge AS liblsquic-builder
+WORKDIR /src
+
+RUN apk add --no-cache build-base git apk-tools abuild cmake go perl linux-headers
+
+RUN abuild-keygen -a -n && \
+    cp /root/.abuild/-*.rsa.pub /etc/apk/keys/
+
+COPY docker/APKBUILD-boringssl boringssl/APKBUILD
+RUN cd boringssl && abuild -F -r && cd ..
+
+RUN apk add --repository /root/packages/src boringssl boringssl-dev boringssl-static
+
+RUN apk add --no-cache zlib-dev zlib-static libevent-dev libevent-static
+
+COPY docker/APKBUILD-lsquic lsquic/APKBUILD
+RUN cd lsquic && abuild -F -r && cd ..
+
+RUN apk add --repository /root/packages/src lsquic-static
+
+RUN mkdir tmp && cd tmp && \
+    ar -x /usr/lib/libssl.a && \
+    ar -x /usr/lib/libcrypto.a && \
+    ar -x /usr/lib/liblsquic.a && \
+    ar rc liblsquic.a *.o && \
+    ranlib liblsquic.a && \
+    cp liblsquic.a /root/liblsquic.a && \
+    cd .. && rm -rf tmp

shard.yml

@@ -1,9 +1,9 @@
 name: lsquic
-version: 0.1.9
+version: 2.18.1-2
 
 authors:
   - Omar Roth <omarroth@protonmail.com>
 
-crystal: 0.33.0
+crystal: ">= 0.35.0, < 2.0.0"
 
 license: MIT

src/lsquic/client.cr

@@ -11,6 +11,8 @@ module QUIC
   end
 
   class Client
+    REQUIRED_HEADERS = {":method", ":scheme", ":path", ":authority"}
+
     def self.stream_readf(stream_if_ctx : Void*, buf : UInt8*, buf_len : LibC::SizeT, fin : LibC::Int)
       stream_ctx = Box(StreamCtx).unbox(stream_if_ctx)
       stream_ctx.io.write Slice.new(buf, buf_len)
@@ -30,9 +32,7 @@ module QUIC
         .try { |c| LibLsquic.conn_get_ctx(c) }
         .try { |c| Box(StreamCtx).unbox(c) }
 
-      if LibLsquic.stream_is_pushed(s) != 0
-        return Box.box(stream_ctx)
-      end
+      return Box.box(stream_ctx) if LibLsquic.stream_is_pushed(s) != 0
 
       LibLsquic.stream_wantwrite(s, 1)
       Box.box(stream_ctx)
@@ -40,32 +40,33 @@ module QUIC
 
     def self.on_write(s : LibLsquic::StreamT, stream_if_ctx : Void*)
       stream_ctx = Box(StreamCtx).unbox(stream_if_ctx)
+      request_headers = stream_ctx.request.headers
 
-      headers = [] of LibLsquic::HttpHeader
-      (stream_ctx.request.headers.to_a.sort_by { |k, v| {":authority", ":path", ":scheme", ":method"}.index(k) || -1 }).reverse.each do |tuple|
-        name, values = tuple
-        name = name.downcase
-
-        values.each do |value|
-          name_vec = LibLsquic::Iovec.new
-          name_vec.iov_base = name.to_slice
-          name_vec.iov_len = name.bytesize
-
-          value_vec = LibLsquic::Iovec.new
-          value_vec.iov_base = value.to_slice
-          value_vec.iov_len = value.bytesize
-
-          header = LibLsquic::HttpHeader.new
-          header.name = name_vec
-          header.value = value_vec
-
-          headers << header
-        end
+      headers = [] of LibLsquic::LsxpackHeader
+      REQUIRED_HEADERS.each do |name|
+        value = stream_ctx.request.headers[name]
+        headers << LibLsquic::LsxpackHeader.new(
+          buf: "#{name}#{value}",
+          name_len: name.bytesize,
+          name_offset: 0,
+          val_len: value.bytesize,
+          val_offset: name.bytesize
+        )
       end
 
-      http_headers = LibLsquic::HttpHeaders.new
-      http_headers.count = headers.size
-      http_headers.headers = headers.to_unsafe
+      request_headers.each do |name, values|
+        name = name.downcase
+        next if REQUIRED_HEADERS.includes? name
+        headers << LibLsquic::LsxpackHeader.new(
+          buf: "#{name}#{values[0]}",
+          name_len: name.bytesize,
+          name_offset: 0,
+          val_len: values[0].bytesize,
+          val_offset: name.bytesize
+        )
+      end
+
+      http_headers = LibLsquic::HttpHeaders.new(count: headers.size, headers: headers.to_unsafe)
 
       raise "Could not send headers" if LibLsquic.stream_send_headers(s, pointerof(http_headers), stream_ctx.request.body ? 0 : 1) != 0
 
@@ -165,7 +166,7 @@ module QUIC
 
     def run_engine
       LibLsquic.engine_init_settings(out engine_settings, ENGINE_FLAGS)
-      engine_settings.es_ua = "Chrome/78.0.3904.97 Linux x86_64"
+      engine_settings.es_ua = "Chrome/83.0.4103.61 Linux x86_64"
       engine_settings.es_ecn = 0
 
       err_buf = Bytes.new(0x100)
@@ -194,7 +195,16 @@ module QUIC
       hostname = host.starts_with?('[') && host.ends_with?(']') ? host[1..-2] : host
       @engine_open = true
 
-      conn = LibLsquic.engine_connect(engine, LibLsquic::Version::Lsqver046, socket.local_address, socket.remote_address, Box.box(socket), nil, hostname, 0, nil, 0, nil, 0)
+      conn = LibLsquic.engine_connect(
+        engine,
+        LibLsquic::Version::Lsqver050,
+        socket.local_address,
+        socket.remote_address,
+        Box.box(socket), nil,
+        hostname, 0,
+        nil, 0,
+        nil, 0
+      )
       spawn do
         while stream_ctx = @stream_channel.receive
           LibLsquic.conn_set_ctx(conn, Box.box(stream_ctx))
@@ -203,25 +213,29 @@ module QUIC
         end
         @engine_open = false
         LibLsquic.engine_destroy(engine)
+        @socket.try &.close
+        @socket = nil
       end
 
-      buffer = Bytes.new(0x600)
-      loop do
-        begin
+      begin
+        buffer = Bytes.new(0x600)
+        loop do
           bytes_read = socket.read buffer
-        rescue ex
-          break
+          break if !@engine_open
+          LibLsquic.engine_packet_in(engine, buffer[0, bytes_read], bytes_read, socket.local_address, socket.remote_address, Box.box(socket), 0) if bytes_read != 0
+          LibLsquic.engine_process_conns(engine)
         end
-        break if !@engine_open
-        LibLsquic.engine_packet_in(engine, buffer[0, bytes_read], bytes_read, socket.local_address, socket.remote_address, Box.box(socket), 0) if bytes_read != 0
-        LibLsquic.engine_process_conns(engine)
+      rescue IO::Error
+        # may have already been closed
+      ensure
+        @socket.try &.close
+        @socket = nil
       end
-      @socket.try &.close
-      @socket = nil
     end
 
     def socket : UDPSocket
-      return @socket.as(UDPSocket) if @socket
+      socket = @socket
+      return socket.not_nil! if @socket
 
       socket = UDPSocket.new @family
       case @family
@@ -497,8 +511,6 @@ module QUIC
     def close
       @stream_channel.send nil
       Fiber.yield
-      @socket.try &.close
-      @socket = nil
     end
 
     private def new_request(method, path, headers, body : BodyType)

src/lsquic/liblsquic.cr

@@ -1,74 +1,64 @@
-@[Link(ldflags: "#{__DIR__}/ext/liblsquic.a -lz")]
+@[Link(ldflags: "#{__DIR__}/ext/liblsquic.a")]
 lib LibLsquic
-  MAX_CID_LEN                                = 20
-  QQUIC_CID_LEN                              =  8
-  LSENG_SERVER                               =  1
-  LSENG_HTTP                                 =  2
+  LSENG_SERVER                               = 1
+  LSENG_HTTP                                 = 2
   LSENG_HTTP_SERVER                          = LSENG_SERVER | LSENG_HTTP
-  GLOBAL_CLIENT                              = 1
-  GLOBAL_SERVER                              = 2
-  MAJOR_VERSION                              = 2
-  MINOR_VERSION                              = 6
-  PATCH_VERSION                              = 1
-  EXPERIMENTAL_Q098                          = 0
-  DEPRECATED_VERSIONS                        = 0
-  MIN_CFW                                    = 16 * 1024
-  DF_CFCW_SERVER                             = 3 * 1024 * 1024 / 2
-  DF_CFCW_CLIENT                             = 15 * 1024 * 1024
-  DF_SFCW_SERVER                             = 1 * 1024 * 1024
-  DF_SFCW_CLIENT                             = 6 * 1024 * 1024
+  GLOBAL_CLIENT                              =   1
+  GLOBAL_SERVER                              =   2
+  MAJOR_VERSION                              =   2
+  MINOR_VERSION                              =  18
+  PATCH_VERSION                              =   1
+  EXPERIMENTAL_Q098                          =   0
+  DEPRECATED_VERSIONS                        =   0
   DF_MAX_STREAMS_IN                          = 100
   DF_INIT_MAX_STREAM_DATA_BIDI_LOCAL_SERVER  =   0
   DF_INIT_MAX_STREAM_DATA_BIDI_REMOTE_CLIENT =   0
   DF_INIT_MAX_STREAMS_UNI_CLIENT             = 100
   DF_INIT_MAX_STREAMS_UNI_SERVER             =   3
-  DF_INIT_MAX_STREAM_DATA_UNI_CLIENT         = 32 * 1024
-  DF_INIT_MAX_STREAM_DATA_UNI_SERVER         = 12 * 1024
-  DF_IDLE_TIMEOUT                            = 30
-  DF_PING_PERIOD                             = 15
-  DF_HANDSHAKE_TO                            = 10 * 1000 * 1000
-  DF_IDLE_CONN_TO                            = DF_IDLE_TIMEOUT * 1000 * 1000
-  DF_SILENT_CLOSE                            = 1
-  DF_MAX_HEADER_LIST_SIZE                    = 0
+  DF_IDLE_TIMEOUT                            =  30
+  DF_PING_PERIOD                             =  15
+  DF_SILENT_CLOSE                            =   1
+  DF_MAX_HEADER_LIST_SIZE                    =   0
   DF_UA                                      = "LSQUIC"
   DF_STTL                                    = 86400
-  DF_MAX_INCHOATE                            = 1 * 1000 * 1000
-  DF_SUPPORT_SREJ_SERVER                     =    1
-  DF_SUPPORT_SREJ_CLIENT                     =    0
-  DF_SUPPORT_NSTP                            =    0
-  DF_SUPPORT_PUSH                            =    1
-  DF_SUPPORT_TCID0                           =    1
-  DF_HONOR_PRST                              =    0
-  DF_SEND_PRST                               =    0
-  DF_PROGRESS_CHECK                          = 1000
-  DF_RW_ONCE                                 =    0
-  DF_PROC_TIME_THRESH                        =    0
-  DF_PACE_PACKETS                            =    1
-  DF_CLOCK_GRANULARITY                       = 1000
-  DF_SCID_LEN                                =    8
-  DF_SCID_ISS_RATE                           =   60
-  DF_QPACK_DEC_MAX_BLOCKED                   =  100
-  DF_QPACK_DEC_MAX_SIZE                      = 4096
-  DF_QPACK_ENC_MAX_BLOCKED                   =  100
-  DF_QPACK_ENC_MAX_SIZE                      = 4096
-  DF_ECN                                     =    0
-  DF_ALLOW_MIGRATION                         =    1
-  DF_CC_ALGO                                 =    2
+  DF_SUPPORT_NSTP                            =     0
+  DF_SUPPORT_PUSH                            =     1
+  DF_SUPPORT_TCID0                           =     1
+  DF_HONOR_PRST                              =     0
+  DF_SEND_PRST                               =     0
+  DF_PROGRESS_CHECK                          =  1000
+  DF_RW_ONCE                                 =     0
+  DF_PROC_TIME_THRESH                        =     0
+  DF_PACE_PACKETS                            =     1
+  DF_CLOCK_GRANULARITY                       =  1000
+  DF_SCID_LEN                                =     8
+  DF_SCID_ISS_RATE                           =    60
+  DF_QPACK_DEC_MAX_BLOCKED                   =   100
+  DF_QPACK_DEC_MAX_SIZE                      =  4096
+  DF_QPACK_ENC_MAX_BLOCKED                   =   100
+  DF_QPACK_ENC_MAX_SIZE                      =  4096
+  DF_ECN                                     =     0
+  DF_ALLOW_MIGRATION                         =     1
+  DF_QL_BITS                                 =     2
+  DF_SPIN                                    =     1
+  DF_DELAYED_ACKS                            =     0
+  DF_TIMESTAMPS                              =     1
+  DF_CC_ALGO                                 =     1
+  DF_MAX_UDP_PAYLOAD_SIZE_RX                 =     0
+  DF_GREASE_QUIC_BIT                         =     1
+  DF_NOPROGRESS_TIMEOUT_SERVER               =    60
+  DF_NOPROGRESS_TIMEOUT_CLIENT               =     0
 
   struct Cid
-    len : UintFast8T
+    len : UInt8
     u_cid : CidUCid
   end
 
-  alias UintFast8T = UInt8
-
   union CidUCid
-    buf : Uint8T[20]
-    id : Uint64T
+    buf : LibC::UInt8T[20]
+    id : LibC::UInt64T
   end
 
-  alias Uint8T = UInt8
-  alias Uint64T = LibC::ULong
   alias Engine = Void
   alias Conn = Void
   alias ConnCtx = Void
@@ -77,16 +67,26 @@ lib LibLsquic
 
   struct HttpHeaders
     count : LibC::Int
-    headers : HttpHeader*
+    headers : LsxpackHeader*
   end
 
-  struct HttpHeader
-    name : Iovec
-    value : Iovec
+  struct LsxpackHeader
+    buf : LibC::Char*
+    name_hash : LibC::UInt32T
+    nameval_hash : LibC::UInt32T
+    name_offset : LibC::UInt16T
+    name_len : LibC::UInt16T
+    val_offset : LibC::UInt16T
+    val_len : LibC::UInt16T
+    chain_next_idx : LibC::UInt16T
+    hpack_index : LibC::UInt8T
+    qpack_index : LibC::UInt8T
+    app_index : LibC::UInt8T
+    flags : LibC::UInt8T
+    indexed_type : LibC::UInt8T
+    dec_overhead : LibC::UInt8T
   end
 
-  type HttpHeaderT = HttpHeader
-
   struct Iovec
     iov_base : UInt8*
     iov_len : LibC::SizeT
@@ -126,12 +126,11 @@ lib LibLsquic
     es_silent_close : LibC::Int
     es_max_header_list_size : LibC::UInt
     es_ua : LibC::Char*
-    es_sttl : Uint64T
-    es_pdmd : Uint32T
-    es_aead : Uint32T
-    es_kexs : Uint32T
+    es_sttl : LibC::UInt64T
+    es_pdmd : LibC::UInt32T
+    es_aead : LibC::UInt32T
+    es_kexs : LibC::UInt32T
     es_max_inchoate : LibC::UInt
-    es_support_srej : LibC::Int
     es_support_push : LibC::Int
     es_support_tcid0 : LibC::Int
     es_support_nstp : LibC::Int
@@ -159,9 +158,13 @@ lib LibLsquic
     es_ecn : LibC::Int
     es_allow_migration : LibC::Int
     es_cc_algo : LibC::UInt
+    es_ql_bits : LibC::Int
+    es_spin : LibC::Int
+    es_delayed_acks : LibC::Int
+    es_timestamps : LibC::Int
+    es_max_packet_size_rx : LibC::UInt16T
   end
 
-  alias Uint32T = LibC::UInt
   fun engine_init_settings = lsquic_engine_init_settings(x0 : EngineSettings*, engine_flags : LibC::UInt)
   fun engine_check_settings = lsquic_engine_check_settings(settings : EngineSettings*, engine_flags : LibC::UInt, err_buf : LibC::Char*, err_buf_sz : LibC::SizeT) : LibC::Int
 
@@ -189,25 +192,17 @@ lib LibLsquic
   end
 
   struct HsetIf
-    hsi_create_header_set : (Void*, LibC::Int -> Void*)
-    hsi_process_header : (Void*, LibC::UInt, LibC::Char*, LibC::UInt, LibC::Char*, LibC::UInt -> HeaderStatus)
+    hsi_create_header_set : (Void*, StreamT, LibC::Int -> Void*)
+    hsi_prepare_decode : (Void*, LsxpackHeader*, LibC::SizeT -> LsxpackHeader*)
+    hsi_process_header : (Void*, LsxpackHeader* -> LibC::Int)
     hsi_discard_header_set : (Void* -> Void)
+    hsi_flags : HsiFlag
   end
 
-  enum HeaderStatus
-    HdrOk                    =  0
-    HdrErrDuplicatePsdoHdr   =  1
-    HdrErrIncomplReqPsdoHdr  =  2
-    HdrErrUnnecReqPsdoHdr    =  3
-    HdrErrBadReqHeader       =  4
-    HdrErrIncomplRespPsdoHdr =  5
-    HdrErrUnnecRespPsdoHdr   =  6
-    HdrErrUnknownPsdoHdr     =  7
-    HdrErrUppercaseHeader    =  8
-    HdrErrMisplacedPsdoHdr   =  9
-    HdrErrMissingPsdoHdr     = 10
-    HdrErrHeadersTooLarge    = 11
-    HdrErrNomem              = 12
+  enum HsiFlag
+    HsiHttp1X      = 2
+    HsiHashName    = 4
+    HsiHashNameval = 8
   end
 
   struct KeylogIf
@@ -239,27 +234,32 @@ lib LibLsquic
     ea_hsi_ctx : Void*
     ea_keylog_if : KeylogIf*
     ea_keylog_ctx : Void*
+    ea_alpn : LibC::Char*
   end
 
   alias PacketsOutF = (Void*, OutSpec*, LibC::UInt -> LibC::Int)
   alias SslCtxSt = Void
-  alias LookupCertF = (Void*, LibC::Sockaddr*, LibC::Char* -> SslCtxSt*)
+  alias Sockaddr = LibC::Sockaddr
+  alias LookupCertF = (Void*, Sockaddr*, LibC::Char* -> SslCtxSt*)
   type CidT = Cid
   alias CidsUpdateF = (Void*, Void**, CidT*, LibC::UInt -> Void)
   alias StackStX509 = Void
-  fun engine_new = lsquic_engine_new(engine_flags : LibC::UInt, x1 : EngineApi*) : EngineT
+  fun engine_new = lsquic_engine_new(engine_flags : LibC::UInt, api : EngineApi*) : EngineT
   type EngineT = Void*
-  fun engine_connect = lsquic_engine_connect(x0 : EngineT, x1 : Version, local_sa : LibC::Sockaddr*, peer_sa : LibC::Sockaddr*, peer_ctx : Void*, conn_ctx : Void*, hostname : LibC::Char*, max_packet_size : LibC::UShort, zero_rtt : UInt8*, zero_rtt_len : LibC::SizeT, token : UInt8*, token_sz : LibC::SizeT) : ConnT
+  fun engine_connect = lsquic_engine_connect(x0 : EngineT, x1 : Version, local_sa : Sockaddr*, peer_sa : Sockaddr*, peer_ctx : Void*, conn_ctx : Void*, hostname : LibC::Char*, max_packet_size : LibC::UShort, zero_rtt : UInt8*, zero_rtt_len : LibC::SizeT, token : UInt8*, token_sz : LibC::SizeT) : ConnT
+
   enum Version
-    Lsqver039    = 0
-    Lsqver043    = 1
-    Lsqver046    = 2
-    LsqverId23   = 3
-    LsqverId24   = 4
-    LsqverVerneg = 5
-    NLsqver      = 6
+    Lsqver043    = 0
+    Lsqver046    = 1
+    Lsqver050    = 2
+    LsqverId27   = 3
+    LsqverId28   = 4
+    LsqverId29   = 5
+    LsqverVerneg = 6
+    NLsqver      = 7
   end
-  fun engine_packet_in = lsquic_engine_packet_in(x0 : EngineT, packet_in_data : UInt8*, packet_in_size : LibC::SizeT, sa_local : LibC::Sockaddr*, sa_peer : LibC::Sockaddr*, peer_ctx : Void*, ecn : LibC::Int) : LibC::Int
+
+  fun engine_packet_in = lsquic_engine_packet_in(x0 : EngineT, packet_in_data : UInt8*, packet_in_size : LibC::SizeT, sa_local : Sockaddr*, sa_peer : Sockaddr*, peer_ctx : Void*, ecn : LibC::Int) : LibC::Int
   fun engine_process_conns = lsquic_engine_process_conns(engine : EngineT)
   fun engine_has_unsent_packets = lsquic_engine_has_unsent_packets(engine : EngineT) : LibC::Int
   fun engine_send_unsent_packets = lsquic_engine_send_unsent_packets(engine : EngineT)
@@ -271,13 +271,12 @@ lib LibLsquic
   fun conn_going_away = lsquic_conn_going_away(x0 : ConnT)
   fun conn_close = lsquic_conn_close(x0 : ConnT)
   fun stream_wantread = lsquic_stream_wantread(s : StreamT, is_want : LibC::Int) : LibC::Int
-  fun stream_read = lsquic_stream_read(s : StreamT, buf : Void*, len : LibC::SizeT) : SsizeT
-  alias SsizeT = LibC::Long
-  fun stream_readv = lsquic_stream_readv(s : StreamT, x1 : Iovec*, iovcnt : LibC::Int) : SsizeT
-  fun stream_readf = lsquic_stream_readf(s : StreamT, readf : (Void*, UInt8*, LibC::SizeT, LibC::Int -> LibC::SizeT), ctx : Void*) : SsizeT
+  fun stream_read = lsquic_stream_read(s : StreamT, buf : Void*, len : LibC::SizeT) : LibC::SizeT
+  fun stream_readv = lsquic_stream_readv(s : StreamT, vec : Iovec*, iovcnt : LibC::Int) : LibC::SizeT
+  fun stream_readf = lsquic_stream_readf(s : StreamT, readf : (Void*, UInt8*, LibC::SizeT, LibC::Int -> LibC::SizeT), ctx : Void*) : LibC::SizeT
   fun stream_wantwrite = lsquic_stream_wantwrite(s : StreamT, is_want : LibC::Int) : LibC::Int
-  fun stream_write = lsquic_stream_write(s : StreamT, buf : Void*, len : LibC::SizeT) : SsizeT
-  fun stream_writev = lsquic_stream_writev(s : StreamT, vec : Iovec*, count : LibC::Int) : SsizeT
+  fun stream_write = lsquic_stream_write(s : StreamT, buf : Void*, len : LibC::SizeT) : LibC::SizeT
+  fun stream_writev = lsquic_stream_writev(s : StreamT, vec : Iovec*, count : LibC::Int) : LibC::SizeT
 
   struct Reader
     lsqr_read : (Void*, Void*, LibC::SizeT -> LibC::SizeT)
@@ -285,18 +284,17 @@ lib LibLsquic
     lsqr_ctx : Void*
   end
 
-  fun stream_writef = lsquic_stream_writef(x0 : StreamT, x1 : Reader*) : SsizeT
+  fun stream_writef = lsquic_stream_writef(x0 : StreamT, x1 : Reader*) : LibC::SizeT
   fun stream_flush = lsquic_stream_flush(s : StreamT) : LibC::Int
-  fun stream_send_headers = lsquic_stream_send_headers(s : StreamT, h : HttpHeaders*, eos : LibC::Int) : LibC::Int
-  type HttpHeadersT = HttpHeaders
+  fun stream_send_headers = lsquic_stream_send_headers(s : StreamT, headers : HttpHeaders*, eos : LibC::Int) : LibC::Int
   fun stream_get_hset = lsquic_stream_get_hset(x0 : StreamT) : Void*
-  fun conn_push_stream = lsquic_conn_push_stream(c : ConnT, hdr_set : Void*, s : StreamT, url : Iovec*, authority : Iovec*, headers : HttpHeaders*) : LibC::Int
+  fun conn_push_stream = lsquic_conn_push_stream(c : ConnT, hdr_set : Void*, s : StreamT, headers : HttpHeaders*) : LibC::Int
   fun conn_is_push_enabled = lsquic_conn_is_push_enabled(x0 : ConnT) : LibC::Int
   fun stream_shutdown = lsquic_stream_shutdown(s : StreamT, how : LibC::Int) : LibC::Int
   fun stream_close = lsquic_stream_close(s : StreamT) : LibC::Int
   fun conn_get_server_cert_chain = lsquic_conn_get_server_cert_chain(x0 : ConnT) : StackStX509*
   fun stream_id = lsquic_stream_id(s : StreamT) : StreamIdT
-  alias StreamIdT = Uint64T
+  alias StreamIdT = LibC::UInt64T
   fun stream_get_ctx = lsquic_stream_get_ctx(s : StreamT) : Void*
   fun stream_is_pushed = lsquic_stream_is_pushed(s : StreamT) : LibC::Int
   fun stream_is_rejected = lsquic_stream_is_rejected(s : StreamT) : LibC::Int
@@ -305,16 +303,16 @@ lib LibLsquic
   fun stream_priority = lsquic_stream_priority(s : StreamT) : LibC::UInt
   fun stream_set_priority = lsquic_stream_set_priority(s : StreamT, priority : LibC::UInt) : LibC::Int
   fun stream_conn = lsquic_stream_conn(s : StreamT) : ConnT
-  fun conn_get_stream_by_id = lsquic_conn_get_stream_by_id(c : ConnT, stream_id : StreamIdT) : StreamT
   fun conn_id = lsquic_conn_id(c : ConnT) : CidT*
   fun conn_get_engine = lsquic_conn_get_engine(c : ConnT) : EngineT
-  fun conn_get_sockaddr = lsquic_conn_get_sockaddr(c : ConnT, local : LibC::Sockaddr**, peer : LibC::Sockaddr**) : LibC::Int
+  fun conn_get_sockaddr = lsquic_conn_get_sockaddr(c : ConnT, local : Sockaddr**, peer : Sockaddr**) : LibC::Int
 
   struct LoggerIf
     log_buf : (Void*, LibC::Char*, LibC::SizeT -> LibC::Int)
   end
 
   fun logger_init = lsquic_logger_init(x0 : LoggerIf*, logger_ctx : Void*, x2 : LoggerTimestampStyle)
+
   enum LoggerTimestampStyle
     LltsNone             = 0
     LltsHhmmssms         = 1
@@ -324,6 +322,7 @@ lib LibLsquic
     LltsYyyymmddHhmmssus = 5
     NLlts                = 6
   end
+
   fun set_log_level = lsquic_set_log_level(log_level : LibC::Char*) : LibC::Int
   fun logger_lopt = lsquic_logger_lopt(optarg : LibC::Char*) : LibC::Int
   fun engine_quic_versions = lsquic_engine_quic_versions(x0 : EngineT) : LibC::UInt
@@ -337,15 +336,14 @@ lib LibLsquic
     LsqCryQuic   = 0
     LsqCryTlSv13 = 1
   end
+
   fun conn_crypto_cipher = lsquic_conn_crypto_cipher(c : ConnT) : LibC::Char*
   fun str2ver = lsquic_str2ver(str : LibC::Char*, len : LibC::SizeT) : Version
   fun alpn2ver = lsquic_alpn2ver(alpn : LibC::Char*, len : LibC::SizeT) : Version
   fun engine_cooldown = lsquic_engine_cooldown(x0 : EngineT)
-  fun hsk_getssl = lsquic_hsk_getssl(conn : ConnT) : SslSt*
-  alias SslSt = Void
   fun conn_get_ctx = lsquic_conn_get_ctx(x0 : ConnT) : Void*
   fun conn_set_ctx = lsquic_conn_set_ctx(x0 : ConnT, x1 : Void*)
-  fun conn_get_peer_ctx = lsquic_conn_get_peer_ctx(x0 : ConnT, local_sa : LibC::Sockaddr*) : Void*
+  fun conn_get_peer_ctx = lsquic_conn_get_peer_ctx(x0 : ConnT, local_sa : Sockaddr*) : Void*
   fun conn_abort = lsquic_conn_abort(x0 : ConnT)
   fun get_alt_svc_versions = lsquic_get_alt_svc_versions(versions : LibC::UInt) : LibC::Char*
   fun get_h3_alpns = lsquic_get_h3_alpns(versions : LibC::UInt) : LibC::Char**
@@ -354,6 +352,7 @@ lib LibLsquic
   fun engine_earliest_adv_tick = lsquic_engine_earliest_adv_tick(engine : EngineT, diff : LibC::Int*) : LibC::Int
   fun engine_count_attq = lsquic_engine_count_attq(engine : EngineT, from_now : LibC::Int) : LibC::UInt
   fun conn_status = lsquic_conn_status(x0 : ConnT, errbuf : LibC::Char*, bufsz : LibC::SizeT) : ConnStatus
+
   enum ConnStatus
     LsconnStHskInProgress = 0
     LsconnStConnected     = 1
@@ -366,5 +365,6 @@ lib LibLsquic
     LsconnStClosed        = 8
     LsconnStPeerGoingAway = 9
   end
-  $ver2str : LibC::Char*[6]
+
+  $lsquic_ver2str : LibC::Char*[7]
 end

src/lsquic/patch.cr

@@ -1,6 +1,5 @@
 require "openssl"
 
-@[Link(ldflags: "#{__DIR__}/ext/liblsquic.a #{__DIR__}/ext/libcrypto.a")]
 lib LibCrypto
   fun evp_ripemd160 = EVP_sha1 : EVP_MD
   fun sk_free = sk_free(st : Void*)
@@ -12,8 +11,9 @@ lib LibCrypto
   fun err_load_crypto_strings = rand : LibC::Int
 end
 
-@[Link(ldflags: "#{__DIR__}/ext/libssl.a")]
 lib LibSSL
+  {% ssl_version = "1.1.0" %}
+
   fun ssl_set_tlsext_host_name = SSL_set_tlsext_host_name(handle : SSL, name : Char*) : Long
   fun ssl_ctx_set_tmp_ecdh = SSL_CTX_set_tmp_ecdh(ctx : SSLContext, parg : Void*) : ULong
   fun ssl_ctx_get_mode = SSL_CTX_get_mode(ctx : SSLContext) : ULong
@@ -27,43 +27,6 @@ lib LibSSL
   fun ssl_load_error_strings = rand : LibC::Int
 end
 
-abstract class OpenSSL::SSL::Context
-  def set_tmp_ecdh_key(curve = LibCrypto::NID_X9_62_prime256v1)
-    key = LibCrypto.ec_key_new_by_curve_name(curve)
-    raise OpenSSL::Error.new("ec_key_new_by_curve_name") if key.null?
-    LibSSL.ssl_ctx_set_tmp_ecdh(@handle, key)
-    LibCrypto.ec_key_free(key)
-  end
-
-  # Returns the current modes set on the TLS context.
-  def modes
-    OpenSSL::SSL::Modes.new LibSSL.ssl_ctx_get_mode(@handle)
-  end
-
-  # Adds modes to the TLS context.
-  def add_modes(mode : OpenSSL::SSL::Modes)
-    OpenSSL::SSL::Modes.new LibSSL.ssl_ctx_set_mode(@handle, mode)
-  end
-
-  # Removes modes from the TLS context.
-  def remove_modes(mode : OpenSSL::SSL::Modes)
-    OpenSSL::SSL::Modes.new LibSSL.ssl_ctx_clear_mode(@handle, mode)
-  end
-
-  # Returns the current options set on the TLS context.
-  def options
-    OpenSSL::SSL::Options.new LibSSL.ssl_ctx_get_options(@handle)
-  end
-
-  def add_options(options : OpenSSL::SSL::Options)
-    OpenSSL::SSL::Options.new LibSSL.ssl_ctx_set_options(@handle, options)
-  end
-
-  def remove_options(options : OpenSSL::SSL::Options)
-    OpenSSL::SSL::Options.new LibSSL.ssl_ctx_clear_options(@handle, options)
-  end
-end
-
 struct OpenSSL::BIO
   CRYSTAL_BIO_BORING = begin
     bwrite = LibCrypto::BioMethodWriteOld.new do |bio, data, len|
@@ -163,6 +126,43 @@ struct OpenSSL::BIO
   end
 end
 
+abstract class OpenSSL::SSL::Context
+  def set_tmp_ecdh_key(curve = LibCrypto::NID_X9_62_prime256v1)
+    key = LibCrypto.ec_key_new_by_curve_name(curve)
+    raise OpenSSL::Error.new("ec_key_new_by_curve_name") if key.null?
+    LibSSL.ssl_ctx_set_tmp_ecdh(@handle, key)
+    LibCrypto.ec_key_free(key)
+  end
+
+  # Returns the current modes set on the TLS context.
+  def modes
+    OpenSSL::SSL::Modes.new LibSSL.ssl_ctx_get_mode(@handle)
+  end
+
+  # Adds modes to the TLS context.
+  def add_modes(mode : OpenSSL::SSL::Modes)
+    OpenSSL::SSL::Modes.new LibSSL.ssl_ctx_set_mode(@handle, mode)
+  end
+
+  # Removes modes from the TLS context.
+  def remove_modes(mode : OpenSSL::SSL::Modes)
+    OpenSSL::SSL::Modes.new LibSSL.ssl_ctx_clear_mode(@handle, mode)
+  end
+
+  # Returns the current options set on the TLS context.
+  def options
+    OpenSSL::SSL::Options.new LibSSL.ssl_ctx_get_options(@handle)
+  end
+
+  def add_options(options : OpenSSL::SSL::Options)
+    OpenSSL::SSL::Options.new LibSSL.ssl_ctx_set_options(@handle, options)
+  end
+
+  def remove_options(options : OpenSSL::SSL::Options)
+    OpenSSL::SSL::Options.new LibSSL.ssl_ctx_clear_options(@handle, options)
+  end
+end
+
 abstract class OpenSSL::SSL::Socket < IO
   class Client < Socket
     def initialize(io, context : Context::Client = Context::Client.new, sync_close : Bool = false, hostname : String? = nil)