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-rw-r--r--vendor/golang.org/x/crypto/ssh/certs.go16
1 files changed, 15 insertions, 1 deletions
diff --git a/vendor/golang.org/x/crypto/ssh/certs.go b/vendor/golang.org/x/crypto/ssh/certs.go
index 42106f3f..00ed9923 100644
--- a/vendor/golang.org/x/crypto/ssh/certs.go
+++ b/vendor/golang.org/x/crypto/ssh/certs.go
@@ -222,6 +222,11 @@ type openSSHCertSigner struct {
signer Signer
}
+type algorithmOpenSSHCertSigner struct {
+ *openSSHCertSigner
+ algorithmSigner AlgorithmSigner
+}
+
// NewCertSigner returns a Signer that signs with the given Certificate, whose
// private key is held by signer. It returns an error if the public key in cert
// doesn't match the key used by signer.
@@ -230,7 +235,12 @@ func NewCertSigner(cert *Certificate, signer Signer) (Signer, error) {
return nil, errors.New("ssh: signer and cert have different public key")
}
- return &openSSHCertSigner{cert, signer}, nil
+ if algorithmSigner, ok := signer.(AlgorithmSigner); ok {
+ return &algorithmOpenSSHCertSigner{
+ &openSSHCertSigner{cert, signer}, algorithmSigner}, nil
+ } else {
+ return &openSSHCertSigner{cert, signer}, nil
+ }
}
func (s *openSSHCertSigner) Sign(rand io.Reader, data []byte) (*Signature, error) {
@@ -241,6 +251,10 @@ func (s *openSSHCertSigner) PublicKey() PublicKey {
return s.pub
}
+func (s *algorithmOpenSSHCertSigner) SignWithAlgorithm(rand io.Reader, data []byte, algorithm string) (*Signature, error) {
+ return s.algorithmSigner.SignWithAlgorithm(rand, data, algorithm)
+}
+
const sourceAddressCriticalOption = "source-address"
// CertChecker does the work of verifying a certificate. Its methods