SSHSecure/sshkeys/struct.go

63 lines
1.5 KiB
Go
Raw Normal View History

2020-09-03 19:11:42 -04:00
package sshkeys
import (
"bytes"
"crypto/cipher"
)
// EncryptedSSHKeyV1 represents an encrypted private key.
type EncryptedSSHKeyV1 struct {
SSHKeyV1
2020-09-12 00:58:58 -04:00
CipherName string
Crypt SSHCrypt
KDFOpts SSHKDFOpts
Passphrase []byte
2020-09-03 19:11:42 -04:00
}
// SSHEncryptionKey contains the PublicKey and PrivateKey bytes (as derived by KDF, different from the actual SSH keypair),
// the Cipher, and the stream.
type SSHCrypt struct {
Stream cipher.Stream
Cipher cipher.Block
CryptSalt []byte
PrivateKey []byte
CryptKey []byte
}
// 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
DefKeyType string
KDFName string
KeySize uint32
BlockSize uint32
Keys []SSHPrivKey // 1 by default.
Buffer bytes.Buffer
}
// SSHPubKey contains the Public key of an SSH Keypair.
type SSHPubKey struct {
KeyType string
Key interface{}
}
// SSHPrivKey contains the Private key of an SSH Keypair.
type SSHPrivKey struct {
PublicKey *SSHPubKey
BitSize uint32
Key interface{}
// ED25519 keys are actually "sk + pk", where sk is the secret key and pk is the pubkey.
// We store that here.
KeyAlt []byte
Checksum []byte
Comment string
2020-09-03 19:11:42 -04:00
}