98 lines
2.5 KiB
Go
98 lines
2.5 KiB
Go
/*
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Copyright IBM Corp. 2016 All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package pkcs11
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import (
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"crypto/ecdsa"
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"crypto/x509"
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"errors"
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"fmt"
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"github.com/hyperledger/fabric/bccsp"
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)
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type ecdsaPrivateKey struct {
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ski []byte
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pub ecdsaPublicKey
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}
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// Bytes converts this key to its byte representation,
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// if this operation is allowed.
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func (k *ecdsaPrivateKey) Bytes() ([]byte, error) {
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return nil, errors.New("Not supported.")
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}
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// SKI returns the subject key identifier of this key.
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func (k *ecdsaPrivateKey) SKI() []byte {
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return k.ski
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}
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// Symmetric returns true if this key is a symmetric key,
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// false if this key is asymmetric
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func (k *ecdsaPrivateKey) Symmetric() bool {
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return false
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}
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// Private returns true if this key is a private key,
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// false otherwise.
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func (k *ecdsaPrivateKey) Private() bool {
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return true
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}
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// PublicKey returns the corresponding public key part of an asymmetric public/private key pair.
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// This method returns an error in symmetric key schemes.
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func (k *ecdsaPrivateKey) PublicKey() (bccsp.Key, error) {
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return &k.pub, nil
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}
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type ecdsaPublicKey struct {
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ski []byte
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pub *ecdsa.PublicKey
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}
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// Bytes converts this key to its byte representation,
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// if this operation is allowed.
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func (k *ecdsaPublicKey) Bytes() (raw []byte, err error) {
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raw, err = x509.MarshalPKIXPublicKey(k.pub)
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if err != nil {
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return nil, fmt.Errorf("Failed marshalling key [%s]", err)
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}
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return
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}
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// SKI returns the subject key identifier of this key.
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func (k *ecdsaPublicKey) SKI() []byte {
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return k.ski
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}
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// Symmetric returns true if this key is a symmetric key,
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// false if this key is asymmetric
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func (k *ecdsaPublicKey) Symmetric() bool {
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return false
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}
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// Private returns true if this key is a private key,
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// false otherwise.
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func (k *ecdsaPublicKey) Private() bool {
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return false
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}
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// PublicKey returns the corresponding public key part of an asymmetric public/private key pair.
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// This method returns an error in symmetric key schemes.
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func (k *ecdsaPublicKey) PublicKey() (bccsp.Key, error) {
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return k, nil
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}
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