本文整理汇总了Golang中github.com/endophage/gotuf/data.PrivateKey.Cipher方法的典型用法代码示例。如果您正苦于以下问题：Golang PrivateKey.Cipher方法的具体用法？Golang PrivateKey.Cipher怎么用？Golang PrivateKey.Cipher使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类github.com/endophage/gotuf/data.PrivateKey的用法示例。
在下文中一共展示了PrivateKey.Cipher方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Golang代码示例。
示例1: KeyToPEM
// KeyToPEM returns a PEM encoded key from a Private Key
func KeyToPEM(privKey *data.PrivateKey) ([]byte, error) {
if privKey.Cipher() != "RSA" {
return nil, errors.New("only RSA keys are currently supported")
}
return pem.EncodeToMemory(&pem.Block{Type: "RSA PRIVATE KEY", Bytes: privKey.Private()}), nil
}示例2: sign
func sign(privKey *data.PrivateKey, hash crypto.Hash, hashed []byte) ([]byte, error) {
// TODO(diogo): Implement support for ECDSA.
if privKey.Cipher() != "RSA" {
return nil, fmt.Errorf("private key type not supported: %s", privKey.Cipher())
}
// Create an rsa.PrivateKey out of the private key bytes
rsaPrivKey, err := x509.ParsePKCS1PrivateKey(privKey.Private())
if err != nil {
return nil, err
}
// Use the RSA key to sign the data
sig, err := rsa.SignPKCS1v15(rand.Reader, rsaPrivKey, hash, hashed[:])
if err != nil {
return nil, err
}
return sig, nil
}示例3: EncryptPrivateKey
// EncryptPrivateKey returns an encrypted PEM key given a Privatekey
// and a passphrase
func EncryptPrivateKey(key *data.PrivateKey, passphrase string) ([]byte, error) {
// TODO(diogo): Currently only supports RSA Private keys
if key.Cipher() != "RSA" {
return nil, errors.New("only RSA keys are currently supported")
}
password := []byte(passphrase)
cipherType := x509.PEMCipherAES256
blockType := "RSA PRIVATE KEY"
encryptedPEMBlock, err := x509.EncryptPEMBlock(rand.Reader,
blockType,
key.Private(),
password,
cipherType)
if err != nil {
return nil, err
}
return pem.EncodeToMemory(encryptedPEMBlock), nil
}