mirrors/uquic
1
0
Fork 0
mirror of https://github.com/refraction-networking/uquic.git synced 2025-04-05 05:07:36 +03:00
Code Issues Projects Releases Packages Wiki Activity

check that the 5th and 6th bit in the long header first byte are unset

Browse source
This commit is contained in:
Marten Seemann 2018-11-26 22:28:10 +07:00
parent 2add1d2fea
commit cce71d84a1
2 changed files with 24 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

4
internal/wire/extended_header.go
View file

@ -3,6 +3,7 @@ package wire
import (
"bytes"
"crypto/rand"
"errors"
"fmt"
"io"
@ -40,6 +41,9 @@ func (h *ExtendedHeader) parse(b *bytes.Reader, v protocol.VersionNumber) (*Exte
}
func (h *ExtendedHeader) parseLongHeader(b *bytes.Reader, v protocol.VersionNumber) (*ExtendedHeader, error) {
if h.typeByte&0xc != 0 {
return nil, errors.New("5th and 6th bit must be 0")
}
if err := h.readPacketNumber(b); err != nil {
return nil, err
}