mysql_socket_bits.h

Go to the documentation of this file.

#ifndef COMPONENTS_SERVICES_BITS_MYSQL_SOCKET_BITS_H
#define COMPONENTS_SERVICES_BITS_MYSQL_SOCKET_BITS_H
 
/* Copyright (c) 2010, 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
*/
 
#include "my_io.h"
#include "mysql/components/services/bits/my_io_bits.h"
 
/**
  An instrumented socket.
  @c MYSQL_SOCKET is a replacement for @c my_socket.
*/
struct MYSQL_SOCKET {
  /** The real socket descriptor. */
  my_socket fd;
 
  /**
    The instrumentation hook.
    Note that this hook is not conditionally defined,
    for binary compatibility of the @c MYSQL_SOCKET interface.
  */
  struct PSI_socket *m_psi;
};
 
/**
  @def MYSQL_INVALID_SOCKET
  MYSQL_SOCKET initial value.
*/
// MYSQL_SOCKET MYSQL_INVALID_SOCKET= {INVALID_SOCKET, NULL};
#define MYSQL_INVALID_SOCKET mysql_socket_invalid()
 
/**
  MYSQL_SOCKET helper. Initialize instrumented socket.
  @sa mysql_socket_getfd
  @sa mysql_socket_setfd
*/
static inline MYSQL_SOCKET mysql_socket_invalid() {
  MYSQL_SOCKET mysql_socket = {INVALID_SOCKET, nullptr};
  return mysql_socket;
}
 
#endif  // COMPONENTS_SERVICES_BITS_MYSQL_SOCKET_BITS_H