// encrypt uses PGP to symmetrically encrypt and armor text with the
// provided password.
func (c *OpenPGPClient) Encrypt(plaintext []byte, password []byte) (ciphertext []byte, err error) {
encbuf := bytes.NewBuffer(nil)
w, err := armor.Encode(encbuf, "PGP MESSAGE", nil)
if err != nil {
return
}
defer w.Close()
pt, err := openpgp.SymmetricallyEncrypt(w, password, nil, c.packetConfig)
if err != nil {
return
}
defer pt.Close()
if _, err := pt.Write(plaintext); err != nil {
return nil, err
}
// Force-close writer to flush their cache
if err = pt.Close(); err != nil {
return
}
if err = w.Close(); err != nil {
return
}
ciphertext = encbuf.Bytes()
return
}
func GpgEncrypt(text2encrypt string, headers map[string]string) string {
var encrypted bytes.Buffer
foo := bufio.NewWriter(&encrypted)
w, _ := armor.Encode(foo, "TRIBES PAYLOAD", headers)
plaintext, _ := openpgp.SymmetricallyEncrypt(w, []byte(config.GetTribeID()), nil, nil)
fmt.Fprintf(plaintext, text2encrypt)
plaintext.Close()
w.Close()
foo.Flush()
return encrypted.String()
}
// EncryptData encrypts data using symmetric OpenPGP encryption.
func EncryptData(input []byte, password string) []byte {
var output bytes.Buffer
cryptoWriter, err := openpgp.SymmetricallyEncrypt(&output, []byte(password), nil, encryptionConfig)
PanicIfErr(err)
_, err = cryptoWriter.Write(input)
PanicIfErr(err)
err = cryptoWriter.Close()
PanicIfErr(err)
return output.Bytes()
}
func encryptString(encryptionText string, encryptionPassphraseString string) string {
encryptionPassphrase := []byte(encryptionPassphraseString)
encbuf := bytes.NewBuffer(nil)
w, err := armor.Encode(encbuf, encryptionType, nil)
if err != nil {
log.Fatal(err)
}
plaintext, err := openpgp.SymmetricallyEncrypt(w, encryptionPassphrase, nil, nil)
if err != nil {
log.Fatal(err)
}
message := []byte(encryptionText)
_, err = plaintext.Write(message)
plaintext.Close()
w.Close()
return encbuf.String()
}
