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message-encapsulation-nonce-get.gen.go
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message-encapsulation-nonce-get.gen.go
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// THIS FILE IS AUTO-GENERATED BY ZWGEN
// DO NOT MODIFY
package security
import (
"encoding/gob"
"errors"
"github.com/gozwave/gozw/cc"
)
const CommandMessageEncapsulationNonceGet cc.CommandID = 0xC1
func init() {
gob.Register(MessageEncapsulationNonceGet{})
cc.Register(cc.CommandIdentifier{
CommandClass: cc.CommandClassID(0x98),
Command: cc.CommandID(0xC1),
Version: 1,
}, NewMessageEncapsulationNonceGet)
}
func NewMessageEncapsulationNonceGet() cc.Command {
return &MessageEncapsulationNonceGet{}
}
// <no value>
type MessageEncapsulationNonceGet struct {
InitializationVectorByte []byte
Properties1 struct {
SequenceCounter byte
Sequenced bool
SecondFrame bool
}
CommandByte []byte
ReceiversNonceIdentifier byte
MessageAuthenticationCodeByte []byte
}
func (cmd MessageEncapsulationNonceGet) CommandClassID() cc.CommandClassID {
return 0x98
}
func (cmd MessageEncapsulationNonceGet) CommandID() cc.CommandID {
return CommandMessageEncapsulationNonceGet
}
func (cmd MessageEncapsulationNonceGet) CommandIDString() string {
return "SECURITY_MESSAGE_ENCAPSULATION_NONCE_GET"
}
func (cmd *MessageEncapsulationNonceGet) UnmarshalBinary(data []byte) error {
// According to the docs, we must copy data if we wish to retain it after returning
payload := make([]byte, len(data))
copy(payload, data)
if len(payload) < 2 {
return errors.New("Payload length underflow")
}
i := 2
if len(payload) <= i {
return errors.New("slice index out of bounds")
}
cmd.InitializationVectorByte = payload[i : i+8]
i += 8
if len(payload) <= i {
return errors.New("slice index out of bounds")
}
cmd.Properties1.SequenceCounter = (payload[i] & 0x0F)
cmd.Properties1.Sequenced = payload[i]&0x10 == 0x10
cmd.Properties1.SecondFrame = payload[i]&0x20 == 0x20
i += 1
if len(payload) <= i {
return errors.New("slice index out of bounds")
}
cmd.CommandByte = payload[i : len(payload)-9]
i += len(cmd.CommandByte)
if len(payload) <= i {
return errors.New("slice index out of bounds")
}
cmd.ReceiversNonceIdentifier = payload[i]
i++
if len(payload) <= i {
return errors.New("slice index out of bounds")
}
cmd.MessageAuthenticationCodeByte = payload[i : i+8]
i += 8
return nil
}
func (cmd *MessageEncapsulationNonceGet) MarshalBinary() (payload []byte, err error) {
payload = make([]byte, 2)
payload[0] = byte(cmd.CommandClassID())
payload[1] = byte(cmd.CommandID())
if paramLen := len(cmd.InitializationVectorByte); paramLen > 8 {
return nil, errors.New("Length overflow in array parameter InitializationVectorByte")
}
payload = append(payload, cmd.InitializationVectorByte...)
{
var val byte
val |= (cmd.Properties1.SequenceCounter) & byte(0x0F)
if cmd.Properties1.Sequenced {
val |= byte(0x10) // flip bits on
} else {
val &= ^byte(0x10) // flip bits off
}
if cmd.Properties1.SecondFrame {
val |= byte(0x20) // flip bits on
} else {
val &= ^byte(0x20) // flip bits off
}
payload = append(payload, val)
}
payload = append(payload, cmd.CommandByte...)
payload = append(payload, cmd.ReceiversNonceIdentifier)
if paramLen := len(cmd.MessageAuthenticationCodeByte); paramLen > 8 {
return nil, errors.New("Length overflow in array parameter MessageAuthenticationCodeByte")
}
payload = append(payload, cmd.MessageAuthenticationCodeByte...)
return
}