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v2fly/transport/internet/headers/srtp/srtp.go
2017-02-14 22:29:44 +01:00

37 lines
601 B
Go

package srtp
import (
"context"
"v2ray.com/core/common"
"v2ray.com/core/common/dice"
"v2ray.com/core/common/serial"
)
type SRTP struct {
header uint16
number uint16
}
func (v *SRTP) Size() int {
return 4
}
func (v *SRTP) Write(b []byte) (int, error) {
v.number++
serial.Uint16ToBytes(v.number, b[:0])
serial.Uint16ToBytes(v.number, b[:2])
return 4, nil
}
func NewSRTP(ctx context.Context, config interface{}) (interface{}, error) {
return &SRTP{
header: 0xB5E8,
number: dice.RandomUint16(),
}, nil
}
func init() {
common.Must(common.RegisterConfig((*Config)(nil), NewSRTP))
}