package sshkeys

// EncryptedSSHKeyV1 represents an encrypted private key.
type EncryptedSSHKeyV1 struct {
	SSHKeyV1
	CipherName string
	KDFName    string
	KDFOpts    SSHKDFOpts
	Passphrase string
}

// SSHKDFOpts contains a set of KDF options.
type SSHKDFOpts struct {
	Salt   []byte // Also referred to as IV (initialization vector). (https://en.wikipedia.org/wiki/Initialization_vector)
	Rounds uint32 // Also referred to as work factor.
}

// SSHKeyV1 represents an unencrypted private key.
// We don't bother with the legacy (pre v1) keys. Sorry not sorry.
// Patch your shit.
type SSHKeyV1 struct {
	Magic       string
	PublicKeys  []SSHPubKey
	PrivateKeys []SSHPrivKey
}

// SSHPubKey contains the Public key of an SSH Keypair.
type SSHPubKey struct {
	KeyType    string
	PrivateKey *SSHPrivKey
}

// SSHPrivKey contains the Private key of an SSH Keypair.
type SSHPrivKey struct {
	PublicKey *SSHPubKey
	Checksum  uint32
	Comment   string
}