package vmess import ( "crypto/md5" "errors" "github.com/v2ray/v2ray-core/common/uuid" ) const ( IDBytesLen = 16 ) var ( InvalidID = errors.New("Invalid ID.") ) // The ID of en entity, in the form of an UUID. type ID struct { uuid *uuid.UUID cmdKey [IDBytesLen]byte } func (this *ID) Equals(another *ID) bool { return this.uuid.Equals(another.uuid) } func (this *ID) Bytes() []byte { return this.uuid.Bytes() } func (this *ID) String() string { return this.uuid.String() } func (this *ID) UUID() *uuid.UUID { return this.uuid } func (v ID) CmdKey() []byte { return v.cmdKey[:] } func NewID(uuid *uuid.UUID) *ID { id := &ID{uuid: uuid} md5hash := md5.New() md5hash.Write(uuid.Bytes()) md5hash.Write([]byte("c48619fe-8f02-49e0-b9e9-edf763e17e21")) md5hash.Sum(id.cmdKey[:0]) return id }