webrtc and quic improvements

Makefile

@@ -115,6 +115,7 @@ update_submodule:
  git config --global --add safe.directory /go/src/github.com/isrc-cas/gt/dep/_msquic/submodules/openssl3/tlslite-ng
  git config --global --add safe.directory /go/src/github.com/isrc-cas/gt/dep/_msquic/submodules/openssl3/wycheproof
  $(UPDATE_SUBMODULE_COMMAND)
+ @git apply dep/patch/* && echo "patches applied" || echo "no patch applied"
 
 docker_create_image: update_submodule
  docker images | grep -cim1 -E "^gtbuild\s+?v1" || docker build -t gtbuild:v1 .
@@ -260,9 +261,6 @@ check_msquic_dependencies:
 
 compile_msquic: check_msquic_dependencies update_submodule
  mkdir -p ./dep/_msquic/$(TARGET)
- sed 's|\(^ *msquic_lib\)$$|\1 ALL|g' ./dep/_msquic/src/bin/CMakeLists.txt > ./dep/_msquic/src/bin/CMakeLists.txt.tmp
- cat ./dep/_msquic/src/bin/CMakeLists.txt.tmp > ./dep/_msquic/src/bin/CMakeLists.txt
- rm ./dep/_msquic/src/bin/CMakeLists.txt.tmp
  cmake -B./dep/_msquic/$(TARGET) -S./dep/_msquic -DQUIC_BUILD_SHARED=OFF -DCMAKE_TARGET_ARCHITECTURE=$(TARGET_CPU)
  make -C./dep/_msquic/$(TARGET) -j$(shell nproc)
  @renameSymbols=$$(objdump -t ./dep/_msquic/$(TARGET)/bin/Release/libmsquic.a | awk -v RS= '/_YB80VJ/{next}1' | grep -E 'g +(F|O) ' | grep -Evi ' (ms){0,1}quic' | awk '{print " --redefine-sym " $$NF "=" $$NF "_YB80VJ"}') && \

client/api/conn.go

@@ -74,15 +74,25 @@ func (c *Conn) Read(b []byte) (n int, err error) {
 func (c *Conn) Write(b []byte) (n int, err error) {
  c.mtx.Lock()
  defer c.mtx.Unlock()
+
  binary.BigEndian.PutUint32(c.buf[0:], c.id)
  binary.BigEndian.PutUint16(c.buf[4:], predef.Data)
- binary.BigEndian.PutUint32(c.buf[6:], uint32(len(b)))
- nw, err := c.writer.Write(c.buf[:10])
- if err != nil {
- return
+
+ var i int
+ for {
+ j := copy(c.buf[10:], b[i:])
+ i += j
+ binary.BigEndian.PutUint32(c.buf[6:], uint32(j))
+ var nw int
+ nw, err = c.writer.Write(c.buf[:10+j])
+ if err != nil {
+ return
+ }
+ n += nw
+ if len(b[i:]) == 0 {
+ break
+ }
  }
- n, err = c.writer.Write(b)
- n += nw
  return
 }