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Code Issues Releases Wiki Activity

Update Vmess Error Warnings (#1492)

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Machtergreifung 2021-12-27 14:28:11 +08:00 committed by GitHub
parent b057a37fd6
commit ef58fde0ba
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1 changed files with 11 additions and 9 deletions
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20
proxy/vmess/encoding/commands.go
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@ -16,6 +16,8 @@ var (
ErrCommandTypeMismatch = newError("Command type mismatch.")
ErrUnknownCommand = newError("Unknown command.")
ErrCommandTooLarge = newError("Command too large.")
ErrInsufficientLength = newError("Insufficient length.")
ErrInvalidAuth = newError("Invalid auth.")
)
func MarshalCommand(command interface{}, writer io.Writer) error {
@ -54,12 +56,12 @@ func MarshalCommand(command interface{}, writer io.Writer) error {
func UnmarshalCommand(cmdID byte, data []byte) (protocol.ResponseCommand, error) {
if len(data) <= 4 {
return nil, newError("insufficient length")
return nil, ErrInsufficientLength
}
expectedAuth := Authenticate(data[4:])
actualAuth := binary.BigEndian.Uint32(data[:4])
if expectedAuth != actualAuth {
return nil, newError("invalid auth")
return nil, ErrInvalidAuth
}
var factory CommandFactory
@ -109,38 +111,38 @@ func (f *CommandSwitchAccountFactory) Marshal(command interface{}, writer io.Wri
func (f *CommandSwitchAccountFactory) Unmarshal(data []byte) (interface{}, error) {
cmd := new(protocol.CommandSwitchAccount)
if len(data) == 0 {
return nil, newError("insufficient length.")
return nil, ErrInsufficientLength
}
lenHost := int(data[0])
if len(data) < lenHost+1 {
return nil, newError("insufficient length.")
return nil, ErrInsufficientLength
}
if lenHost > 0 {
cmd.Host = net.ParseAddress(string(data[1 : 1+lenHost]))
}
portStart := 1 + lenHost
if len(data) < portStart+2 {
return nil, newError("insufficient length.")
return nil, ErrInsufficientLength
}
cmd.Port = net.PortFromBytes(data[portStart : portStart+2])
idStart := portStart + 2
if len(data) < idStart+16 {
return nil, newError("insufficient length.")
return nil, ErrInsufficientLength
}
cmd.ID, _ = uuid.ParseBytes(data[idStart : idStart+16])
alterIDStart := idStart + 16
if len(data) < alterIDStart+2 {
return nil, newError("insufficient length.")
return nil, ErrInsufficientLength
}
cmd.AlterIds = binary.BigEndian.Uint16(data[alterIDStart : alterIDStart+2])
levelStart := alterIDStart + 2
if len(data) < levelStart+1 {
return nil, newError("insufficient length.")
return nil, ErrInsufficientLength
}
cmd.Level = uint32(data[levelStart])
timeStart := levelStart + 1
if len(data) < timeStart+1 {
return nil, newError("insufficient length.")
return nil, ErrInsufficientLength
}
cmd.ValidMin = data[timeStart]
return cmd, nil