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/*
* Copyright (c) 2015, 2025, Oracle and/or its affiliates.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2.0,
* as published by the Free Software Foundation.
*
* This program is designed to work with certain software (including
* but not limited to OpenSSL) that is licensed under separate terms,
* as designated in a particular file or component or in included license
* documentation. The authors of MySQL hereby grant you an additional
* permission to link the program and your derivative works with the
* separately licensed software that they have either included with
* the program or referenced in the documentation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License, version 2.0, for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
// MySQL DB access module, for use by plugins and others
// For the module that implements interactive DB functionality see mod_db
#ifndef PLUGIN_X_CLIENT_XCONNECTION_IMPL_H_
#define PLUGIN_X_CLIENT_XCONNECTION_IMPL_H_
#include <memory>
#include "my_io.h"
#include "plugin/x/client/context/xcontext.h"
#include "plugin/x/client/mysqlxclient/xconnection.h"
#include "plugin/x/client/mysqlxclient/xerror.h"
#include "plugin/x/client/xcyclic_buffer.h"
#include "violite.h"
struct sockaddr_un;
namespace xcl {
namespace details {
int make_vio_timeout(const int64_t value);
} // namespace details
class Ssl_config;
class Connection_config;
class Connection_impl : public XConnection {
public:
explicit Connection_impl(std::shared_ptr<Context> context);
~Connection_impl() override;
XError connect_to_localhost(const std::string &unix_socket) override;
XError connect(const std::string &host, const uint16_t port,
const Internet_protocol ip_mode) override;
my_socket get_socket_fd() override;
XError activate_tls() override;
XError shutdown(const Shutdown_type how_to_shutdown) override;
XError write(const uint8_t *data, const std::size_t data_length) override;
XError read(uint8_t *data, const std::size_t data_length) override;
void close() override;
const State &state() override;
XError set_read_timeout(const int deadline_seconds) override;
XError set_write_timeout(const int deadline_seconds) override;
private:
XError connect(sockaddr *sockaddr, const std::size_t addr_size);
XError wait_for_socket_and_read_to_buffer();
static XError get_ssl_init_error(const int init_error_id);
static XError get_ssl_error(const int error_id);
static XError get_socket_error(const int error_id);
static std::string get_socket_error_description(const int error_id);
st_VioSSLFd *m_vioSslFd;
Vio *m_vio;
bool m_ssl_active;
bool m_connected;
Connection_type m_connection_type;
enum_ssl_init_error m_ssl_init_error;
std::unique_ptr<State> m_state;
std::shared_ptr<Context> m_context;
std::string m_hostname;
int m_write_timeout;
std::unique_ptr<Cyclic_buffer> m_buffer;
};
} // namespace xcl
#endif // PLUGIN_X_CLIENT_XCONNECTION_IMPL_H_
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