distribution/vendor/gopkg.in/square/go-jose.v1/utils.go
Derek McGowan a685e3fc98
Replace godep with vndr
Vndr has a simpler configuration and allows pointing to forked
packages. Additionally other docker projects are now using
vndr making vendoring in distribution more consistent.

Updates letsencrypt to use fork.
No longer uses sub-vendored packages.

Signed-off-by: Derek McGowan <derek@mcgstyle.net> (github: dmcgowan)
2016-11-23 15:07:06 -08:00

74 lines
1.7 KiB
Go

/*-
* Copyright 2014 Square Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package jose
import (
"crypto/x509"
"encoding/pem"
"fmt"
)
// LoadPublicKey loads a public key from PEM/DER-encoded data.
func LoadPublicKey(data []byte) (interface{}, error) {
input := data
block, _ := pem.Decode(data)
if block != nil {
input = block.Bytes
}
// Try to load SubjectPublicKeyInfo
pub, err0 := x509.ParsePKIXPublicKey(input)
if err0 == nil {
return pub, nil
}
cert, err1 := x509.ParseCertificate(input)
if err1 == nil {
return cert.PublicKey, nil
}
return nil, fmt.Errorf("square/go-jose: parse error, got '%s' and '%s'", err0, err1)
}
// LoadPrivateKey loads a private key from PEM/DER-encoded data.
func LoadPrivateKey(data []byte) (interface{}, error) {
input := data
block, _ := pem.Decode(data)
if block != nil {
input = block.Bytes
}
var priv interface{}
priv, err0 := x509.ParsePKCS1PrivateKey(input)
if err0 == nil {
return priv, nil
}
priv, err1 := x509.ParsePKCS8PrivateKey(input)
if err1 == nil {
return priv, nil
}
priv, err2 := x509.ParseECPrivateKey(input)
if err2 == nil {
return priv, nil
}
return nil, fmt.Errorf("square/go-jose: parse error, got '%s', '%s' and '%s'", err0, err1, err2)
}