C++ (Cpp) tox_pass_key_derive示例

示例#1

std::shared_ptr<Tox_Pass_Key> Core::createPasskey(const QString& password, uint8_t* salt)
{
    std::shared_ptr<Tox_Pass_Key> encryptionKey(tox_pass_key_new(), tox_pass_key_free);

    CString str(password);
    if (salt)
        tox_pass_key_derive_with_salt(encryptionKey.get(), str.data(), str.size(), salt, nullptr);
    else
        tox_pass_key_derive(encryptionKey.get(), str.data(), str.size(), nullptr);

    return encryptionKey;
}

示例#2

文件： toxencryptsave.c 项目： initramfs/toxcore

/* Encrypts the given data with the given passphrase. The output array must be
 * at least data_len + TOX_PASS_ENCRYPTION_EXTRA_LENGTH bytes long. This delegates
 * to tox_derive_key and tox_pass_key_encrypt.
 *
 * returns true on success
 */
bool tox_pass_encrypt(const uint8_t *data, size_t data_len, const uint8_t *passphrase, size_t pplength, uint8_t *out,
                      TOX_ERR_ENCRYPTION *error)
{
    Tox_Pass_Key key;
    TOX_ERR_KEY_DERIVATION _error;

    if (!tox_pass_key_derive(&key, passphrase, pplength, &_error)) {
        if (_error == TOX_ERR_KEY_DERIVATION_NULL) {
            SET_ERROR_PARAMETER(error, TOX_ERR_ENCRYPTION_NULL);
        } else if (_error == TOX_ERR_KEY_DERIVATION_FAILED) {
            SET_ERROR_PARAMETER(error, TOX_ERR_ENCRYPTION_KEY_DERIVATION_FAILED);
        }

        return 0;
    }

    return tox_pass_key_encrypt(&key, data, data_len, out, error);
}