Clash.Meta/common/callback/callback.go

26 lines
402 B
Go

package callback
import (
C "github.com/Dreamacro/clash/constant"
)
type FirstWriteCallBackConn struct {
C.Conn
Callback func(error)
written bool
}
func (c *FirstWriteCallBackConn) Write(b []byte) (n int, err error) {
defer func() {
if !c.written {
c.written = true
c.Callback(err)
}
}()
return c.Conn.Write(b)
}
func (c *FirstWriteCallBackConn) Upstream() any {
return c.Conn
}