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package tap
import (
"encoding/binary"
)
type protocol interface {
Stream() bool
}
type streamProtocol interface {
protocol
Buf() []byte
Write(buf []byte, size int)
Read(buf []byte) int
}
type hyperkitProtocol struct {
}
func (s *hyperkitProtocol) Stream() bool {
return true
}
func (s *hyperkitProtocol) Buf() []byte {
return make([]byte, 2)
}
func (s *hyperkitProtocol) Write(buf []byte, size int) {
binary.LittleEndian.PutUint16(buf, uint16(size))
}
func (s *hyperkitProtocol) Read(buf []byte) int {
return int(binary.LittleEndian.Uint16(buf[0:2]))
}
type qemuProtocol struct {
}
func (s *qemuProtocol) Stream() bool {
return true
}
func (s *qemuProtocol) Buf() []byte {
return make([]byte, 4)
}
func (s *qemuProtocol) Write(buf []byte, size int) {
binary.BigEndian.PutUint32(buf, uint32(size))
}
func (s *qemuProtocol) Read(buf []byte) int {
return int(binary.BigEndian.Uint32(buf[0:4]))
}
type bessProtocol struct {
}
func (s *bessProtocol) Stream() bool {
return false
}
type vfkitProtocol struct {
}
func (s *vfkitProtocol) Stream() bool {
return false
}
|
