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Fix freedom PacketReader/PacketWriter type assertion (#3734)

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dyhkwong 2024-08-27 22:17:55 +08:00 committed by GitHub
parent 1cfed96aba
commit 815a959c96
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GPG key ID: B5690EEEBB952194
1 changed files with 16 additions and 14 deletions
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30
proxy/freedom/freedom.go
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@ -276,24 +276,24 @@ func NewPacketReader(conn net.Conn, UDPOverride net.Destination) buf.Reader {
if statConn != nil {
counter = statConn.ReadCounter
}
if c, ok := iConn.(*internet.PacketConnWrapper); ok && UDPOverride.Address == nil && UDPOverride.Port == 0 {
if c, ok := iConn.(net.PacketConn); ok && UDPOverride.Address == nil && UDPOverride.Port == 0 {
return &PacketReader{
PacketConnWrapper: c,
Counter: counter,
PacketConn: c,
Counter: counter,
}
}
return &buf.PacketReader{Reader: conn}
}
type PacketReader struct {
*internet.PacketConnWrapper
net.PacketConn
stats.Counter
}
func (r *PacketReader) ReadMultiBuffer() (buf.MultiBuffer, error) {
b := buf.New()
b.Resize(0, buf.Size)
n, d, err := r.PacketConnWrapper.ReadFrom(b.Bytes())
n, d, err := r.PacketConn.ReadFrom(b.Bytes())
if err != nil {
b.Release()
return nil, err
@ -320,24 +320,26 @@ func NewPacketWriter(conn net.Conn, h *Handler, ctx context.Context, UDPOverride
if statConn != nil {
counter = statConn.WriteCounter
}
if c, ok := iConn.(*internet.PacketConnWrapper); ok {
if c, ok := iConn.(net.PacketConn); ok {
return &PacketWriter{
PacketConnWrapper: c,
Counter: counter,
Handler: h,
Context: ctx,
UDPOverride: UDPOverride,
PacketConn: c,
Counter: counter,
Handler: h,
Context: ctx,
UDPOverride: UDPOverride,
Conn: iConn,
}
}
return &buf.SequentialWriter{Writer: conn}
}
type PacketWriter struct {
*internet.PacketConnWrapper
net.PacketConn
stats.Counter
*Handler
context.Context
UDPOverride net.Destination
Conn net.Conn
}
func (w *PacketWriter) WriteMultiBuffer(mb buf.MultiBuffer) error {
@ -367,9 +369,9 @@ func (w *PacketWriter) WriteMultiBuffer(mb buf.MultiBuffer) error {
b.Release()
continue
}
n, err = w.PacketConnWrapper.WriteTo(b.Bytes(), destAddr)
n, err = w.PacketConn.WriteTo(b.Bytes(), destAddr)
} else {
n, err = w.PacketConnWrapper.Write(b.Bytes())
n, err = w.Conn.Write(b.Bytes())
}
b.Release()
if err != nil {