58 lines
1.2 KiB
Go
58 lines
1.2 KiB
Go
package pgp
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import (
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"bytes"
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"errors"
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"golang.org/x/crypto/openpgp"
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"golang.org/x/crypto/openpgp/armor"
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"golang.org/x/crypto/openpgp/packet"
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)
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func getPublicKeyPacket(publicKey []byte) (*packet.PublicKey, error) {
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publicKeyReader := bytes.NewReader(publicKey)
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block, err := armor.Decode(publicKeyReader)
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if err != nil {
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return nil, err
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}
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if block.Type != openpgp.PublicKeyType {
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return nil, errors.New("Invalid public key data")
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}
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packetReader := packet.NewReader(block.Body)
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pkt, err := packetReader.Next()
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if err != nil {
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return nil, err
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}
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key, ok := pkt.(*packet.PublicKey)
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if !ok {
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return nil, err
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}
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return key, nil
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}
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func getPrivateKeyPacket(privateKey []byte) (*packet.PrivateKey, error) {
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privateKeyReader := bytes.NewReader(privateKey)
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block, err := armor.Decode(privateKeyReader)
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if err != nil {
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return nil, err
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}
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if block.Type != openpgp.PrivateKeyType {
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return nil, errors.New("Invalid private key data")
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}
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packetReader := packet.NewReader(block.Body)
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pkt, err := packetReader.Next()
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if err != nil {
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return nil, err
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}
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key, ok := pkt.(*packet.PrivateKey)
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if !ok {
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return nil, errors.New("Unable to cast to Private Key")
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}
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return key, nil
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}
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