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update vendor keybase/go-crypto (#10234)

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This commit is contained in:
6543
2020-02-11 19:58:23 +01:00
committed by GitHub
parent 86fdba177a
commit bfd62b6f01
29 changed files with 1062 additions and 769 deletions
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46
vendor/github.com/keybase/go-crypto/openpgp/keys.go generated vendored
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@@ -118,7 +118,8 @@ func (e *Entity) primaryIdentity() *Identity {
func (e *Entity) encryptionKey(now time.Time) (Key, bool) {
candidateSubkey := -1
// Iterate the keys to find the newest key
// Iterate the keys to find the newest, non-revoked key that can
// encrypt.
var maxTime time.Time
for i, subkey := range e.Subkeys {
@@ -172,13 +173,18 @@ func (e *Entity) encryptionKey(now time.Time) (Key, bool) {
func (e *Entity) signingKey(now time.Time) (Key, bool) {
candidateSubkey := -1
// Iterate the keys to find the newest, non-revoked key that can
// sign.
var maxTime time.Time
for i, subkey := range e.Subkeys {
if (!subkey.Sig.FlagsValid || subkey.Sig.FlagSign) &&
subkey.PrivateKey.PrivateKey != nil &&
subkey.PublicKey.PubKeyAlgo.CanSign() &&
!subkey.Sig.KeyExpired(now) &&
subkey.Revocation == nil &&
!subkey.Sig.KeyExpired(now) {
(maxTime.IsZero() || subkey.Sig.CreationTime.After(maxTime)) {
candidateSubkey = i
maxTime = subkey.Sig.CreationTime
break
}
}
@@ -504,7 +510,7 @@ EachPacket:
// Only register an identity once we've gotten a valid self-signature.
// It's possible therefore for us to throw away `current` in the case
// no valid self-signatures were found. That's OK as long as there are
// other identies that make sense.
// other identities that make sense.
//
// NOTE! We might later see a revocation for this very same UID, and it
// won't be undone. We've preserved this feature from the original
@@ -645,6 +651,15 @@ func addSubkey(e *Entity, packets *packet.Reader, pub *packet.PublicKey, priv *p
}
}
}
if subKey.Sig != nil {
if err := subKey.PublicKey.ErrorIfDeprecated(); err != nil {
// Key passed signature check but is deprecated.
subKey.Sig = nil
lastErr = err
}
}
if subKey.Sig != nil {
e.Subkeys = append(e.Subkeys, subKey)
} else {
@@ -690,7 +705,7 @@ func NewEntity(name, comment, email string, config *packet.Config) (*Entity, err
}
isPrimaryId := true
e.Identities[uid.Id] = &Identity{
Name: uid.Name,
Name: uid.Id,
UserId: uid,
SelfSignature: &packet.Signature{
CreationTime: currentTime,
@@ -705,6 +720,17 @@ func NewEntity(name, comment, email string, config *packet.Config) (*Entity, err
},
}
// If the user passes in a DefaultHash via packet.Config, set the
// PreferredHash for the SelfSignature.
if config != nil && config.DefaultHash != 0 {
e.Identities[uid.Id].SelfSignature.PreferredHash = []uint8{hashToHashId(config.DefaultHash)}
}
// Likewise for DefaultCipher.
if config != nil && config.DefaultCipher != 0 {
e.Identities[uid.Id].SelfSignature.PreferredSymmetric = []uint8{uint8(config.DefaultCipher)}
}
e.Subkeys = make([]Subkey, 1)
e.Subkeys[0] = Subkey{
PublicKey: packet.NewRSAPublicKey(currentTime, &encryptingPriv.PublicKey),
@@ -756,10 +782,16 @@ func (e *Entity) SerializePrivate(w io.Writer, config *packet.Config) (err error
if err != nil {
return
}
// Workaround shortcoming of SignKey(), which doesn't work to reverse-sign
// sub-signing keys. So if requested, just reuse the signatures already
// available to us (if we read this key from a keyring).
if e.PrivateKey.PrivateKey != nil && !config.ReuseSignatures() {
// If not reusing existing signatures, sign subkey using private key
// (subkey binding), but also sign primary key using subkey (primary
// key binding) if subkey is used for signing.
if subkey.Sig.FlagSign {
err = subkey.Sig.CrossSignKey(e.PrimaryKey, subkey.PrivateKey, config)
if err != nil {
return err
}
}
err = subkey.Sig.SignKey(subkey.PublicKey, e.PrivateKey, config)
if err != nil {
return