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			35 KiB
		
	
	
	
		
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			1353 lines
		
	
	
	
		
			35 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* Copyright (c) 2010, 2023, Oracle and/or its affiliates.
 | |
|    Copyright (c) 2017, MariaDB Corporation.
 | |
| 
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| 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 also distributed 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
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| documentation.  The authors of MySQL hereby grant you an additional
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| permission to link the program and your derivative works with the
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| separately licensed software that they have included with MySQL.
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| 
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| This program is distributed in the hope that it will be useful,
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| but WITHOUT ANY WARRANTY; without even the implied warranty of
 | |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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| GNU General Public License, version 2.0, for more details.
 | |
| 
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| 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
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| 02110-1335  USA
 | |
| */
 | |
| 
 | |
| #ifndef MYSQL_SOCKET_H
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| #define MYSQL_SOCKET_H
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| 
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| /* For MY_STAT */
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| #include <my_dir.h>
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| /* For my_chsize */
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| #include <my_sys.h>
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| /* For socket api */
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| #ifdef _WIN32
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|   #include <ws2def.h>
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|   #include <winsock2.h>
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|   #include <MSWSock.h>
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|   #define SOCKBUF_T char
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| #else
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|   #include <netinet/in.h>
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|   #define SOCKBUF_T void
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| #endif
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| /**
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|   @file mysql/psi/mysql_socket.h
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| [...]
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| */
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| 
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| #include "mysql/psi/psi.h"
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| 
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| #ifndef PSI_SOCKET_CALL
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| #define PSI_SOCKET_CALL(M) PSI_DYNAMIC_CALL(M)
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| #endif
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| 
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| /**
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|   @defgroup Socket_instrumentation Socket Instrumentation
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|   @ingroup Instrumentation_interface
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|   @{
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| */
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| 
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| /**
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|   @def mysql_socket_register(P1, P2, P3)
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|   Socket registration.
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| */
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| #ifdef HAVE_PSI_SOCKET_INTERFACE
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|   #define mysql_socket_register(P1, P2, P3) \
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|     inline_mysql_socket_register(P1, P2, P3)
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| #else
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|   #define mysql_socket_register(P1, P2, P3) \
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|     do {} while (0)
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| #endif
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| 
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| /** An instrumented socket. */
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| struct st_mysql_socket
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| {
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|   /** The real socket descriptor. */
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|   my_socket fd;
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| 
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|   /** Is this a Unix-domain socket? */
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|   char is_unix_domain_socket;
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| 
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|   /** Is this a socket opened for the extra port? */
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|   char is_extra_port;
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| 
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|   /** Address family of the socket. (See sa_family from struct sockaddr). */
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|   unsigned short address_family;
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| 
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|   /**
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|     The instrumentation hook.
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|     Note that this hook is not conditionally defined,
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|     for binary compatibility of the @c MYSQL_SOCKET interface.
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|   */
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|   struct PSI_socket *m_psi;
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| };
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| 
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| /**
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|   An instrumented socket.
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|   @c MYSQL_SOCKET is a replacement for @c my_socket.
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| */
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| typedef struct st_mysql_socket MYSQL_SOCKET;
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| 
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| 
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| /**
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|   @def MYSQL_INVALID_SOCKET
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|   MYSQL_SOCKET initial value.
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| */
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| //MYSQL_SOCKET MYSQL_INVALID_SOCKET= {INVALID_SOCKET, NULL};
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| #define MYSQL_INVALID_SOCKET mysql_socket_invalid()
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| 
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| /**
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|   MYSQL_SOCKET helper. Initialize instrumented socket.
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|   @sa mysql_socket_getfd
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|   @sa mysql_socket_setfd
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| */
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| static inline MYSQL_SOCKET
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| mysql_socket_invalid()
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| {
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|   MYSQL_SOCKET mysql_socket= {INVALID_SOCKET, 0, 0, 0, NULL};
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|   return mysql_socket;
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| }
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| 
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| /**
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|   Set socket descriptor and address.
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|   @param socket nstrumented socket
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|   @param addr unformatted socket address
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|   @param addr_len length of socket address
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| */
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| 
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| static inline void
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| mysql_socket_set_address(
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| #ifdef HAVE_PSI_SOCKET_INTERFACE
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|   MYSQL_SOCKET socket,
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|   const struct sockaddr *addr,
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|   socklen_t addr_len
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| #else
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|   MYSQL_SOCKET socket __attribute__ ((unused)),
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|   const struct sockaddr *addr __attribute__ ((unused)),
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|   socklen_t addr_len __attribute__ ((unused))
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| #endif
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| )
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| {
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| #ifdef HAVE_PSI_SOCKET_INTERFACE
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|   if (socket.m_psi != NULL)
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|     PSI_SOCKET_CALL(set_socket_info)(socket.m_psi, NULL, addr, addr_len);
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| #endif
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| }
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| 
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| /**
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|   Set socket descriptor and address.
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|   @param socket instrumented socket
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| */
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| static inline void
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| mysql_socket_set_thread_owner(
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| #ifdef HAVE_PSI_SOCKET_INTERFACE
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| MYSQL_SOCKET socket
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| #else
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| MYSQL_SOCKET socket __attribute__ ((unused))
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| #endif
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| )
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| {
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| #ifdef HAVE_PSI_SOCKET_INTERFACE
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|   if (socket.m_psi != NULL)
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|     PSI_SOCKET_CALL(set_socket_thread_owner)(socket.m_psi);
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| #endif
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| }
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| 
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| /**
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|   MYSQL_SOCKET helper. Get socket descriptor.
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|   @param mysql_socket Instrumented socket
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|   @sa mysql_socket_getfd
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| */
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| static inline my_socket
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| mysql_socket_getfd(MYSQL_SOCKET mysql_socket)
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| {
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|   return mysql_socket.fd;
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| }
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| 
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| /**
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|   MYSQL_SOCKET helper. Set socket descriptor.
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|   @param mysql_socket Instrumented socket
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|   @param fd Socket descriptor
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|   @sa mysql_socket_setfd
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| */
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| static inline void
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| mysql_socket_setfd(MYSQL_SOCKET *mysql_socket, my_socket fd)
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| {
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|   if (likely(mysql_socket != NULL))
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|     mysql_socket->fd= fd;
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| }
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| 
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| /**
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|   @def MYSQL_SOCKET_WAIT_VARIABLES
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|   Instrumentation helper for socket waits.
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|   This instrumentation declares local variables.
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|   Do not use a ';' after this macro
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|   @param LOCKER locker
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|   @param STATE locker state
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|   @sa MYSQL_START_SOCKET_WAIT.
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|   @sa MYSQL_END_SOCKET_WAIT.
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| */
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| #ifdef HAVE_PSI_SOCKET_INTERFACE
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|   #define MYSQL_SOCKET_WAIT_VARIABLES(LOCKER, STATE) \
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|     struct PSI_socket_locker* LOCKER; \
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|     PSI_socket_locker_state STATE;
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| #else
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|   #define MYSQL_SOCKET_WAIT_VARIABLES(LOCKER, STATE)
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| #endif
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| 
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| /**
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|   @def MYSQL_START_SOCKET_WAIT
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|   Instrumentation helper for socket waits.
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|   This instrumentation marks the start of a wait event.
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|   @param LOCKER locker
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|   @param STATE locker state
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|   @param SOCKET instrumented socket
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|   @param OP The socket operation to be performed
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|   @param COUNT bytes to be written/read
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|   @sa MYSQL_END_SOCKET_WAIT.
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| */
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| #ifdef HAVE_PSI_SOCKET_INTERFACE
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|   #define MYSQL_START_SOCKET_WAIT(LOCKER, STATE, SOCKET, OP, COUNT) \
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|     LOCKER= inline_mysql_start_socket_wait(STATE, SOCKET, OP, COUNT,\
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|                                            __FILE__, __LINE__)
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| #else
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|   #define MYSQL_START_SOCKET_WAIT(LOCKER, STATE, SOCKET, OP, COUNT) \
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|     do {} while (0)
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| #endif
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| 
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| /**
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|   @def MYSQL_END_SOCKET_WAIT
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|   Instrumentation helper for socket waits.
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|   This instrumentation marks the end of a wait event.
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|   @param LOCKER locker
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|   @param COUNT actual bytes written/read, or -1
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|   @sa MYSQL_START_SOCKET_WAIT.
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| */
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| #ifdef HAVE_PSI_SOCKET_INTERFACE
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|   #define MYSQL_END_SOCKET_WAIT(LOCKER, COUNT) \
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|     inline_mysql_end_socket_wait(LOCKER, COUNT)
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| #else
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|   #define MYSQL_END_SOCKET_WAIT(LOCKER, COUNT) \
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|     do {} while (0)
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| #endif
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| 
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| /**
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|   @def MYSQL_SOCKET_SET_STATE
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|   Set the state (IDLE, ACTIVE) of an instrumented socket.
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|   @param SOCKET the instrumented socket
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|   @param STATE the new state
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|   @sa PSI_socket_state
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| */
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| #ifdef HAVE_PSI_SOCKET_INTERFACE
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|   #define MYSQL_SOCKET_SET_STATE(SOCKET, STATE) \
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|     inline_mysql_socket_set_state(SOCKET, STATE)
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| #else
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|   #define MYSQL_SOCKET_SET_STATE(SOCKET, STATE) \
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|     do {} while (0)
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| #endif
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| 
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| #ifdef HAVE_PSI_SOCKET_INTERFACE
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| /**
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|   Instrumentation calls for MYSQL_START_SOCKET_WAIT.
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|   @sa MYSQL_START_SOCKET_WAIT.
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| */
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| static inline struct PSI_socket_locker*
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| inline_mysql_start_socket_wait(PSI_socket_locker_state *state,
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|                                MYSQL_SOCKET mysql_socket,
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|                                enum PSI_socket_operation op,
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|                                size_t byte_count,
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|                                const char *src_file, uint src_line)
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| {
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|   struct PSI_socket_locker *locker;
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|   if (psi_likely(mysql_socket.m_psi != NULL))
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|   {
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|     locker= PSI_SOCKET_CALL(start_socket_wait)
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|       (state, mysql_socket.m_psi, op, byte_count, src_file, src_line);
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|   }
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|   else
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|     locker= NULL;
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|   return locker;
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| }
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| 
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| /**
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|   Instrumentation calls for MYSQL_END_SOCKET_WAIT.
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|   @sa MYSQL_END_SOCKET_WAIT.
 | |
| */
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| static inline void
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| inline_mysql_end_socket_wait(struct PSI_socket_locker *locker, size_t byte_count)
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| {
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|   if (psi_likely(locker != NULL))
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|     PSI_SOCKET_CALL(end_socket_wait)(locker, byte_count);
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| }
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| 
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| /**
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|   Set the state (IDLE, ACTIVE) of an instrumented socket.
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|   @param socket the instrumented socket
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|   @param state the new state
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|   @sa PSI_socket_state
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| */
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| static inline void
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| inline_mysql_socket_set_state(MYSQL_SOCKET socket, enum PSI_socket_state state)
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| {
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|   if (socket.m_psi != NULL)
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|     PSI_SOCKET_CALL(set_socket_state)(socket.m_psi, state);
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| }
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| #endif /* HAVE_PSI_SOCKET_INTERFACE */
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| 
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| /**
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|   @def mysql_socket_fd(K, F)
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|   Create a socket.
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|   @c mysql_socket_fd is a replacement for @c socket.
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|   @param K PSI_socket_key for this instrumented socket
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|   @param F File descriptor
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| */
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| 
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| #ifdef HAVE_PSI_SOCKET_INTERFACE
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|   #define mysql_socket_fd(K, F) \
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|     inline_mysql_socket_fd(K, F)
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| #else
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|   #define mysql_socket_fd(K, F) \
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|     inline_mysql_socket_fd(F)
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| #endif
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| 
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| /**
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|   @def mysql_socket_socket(K, D, T, P)
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|   Create a socket.
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|   @c mysql_socket_socket is a replacement for @c socket.
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|   @param K PSI_socket_key for this instrumented socket
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|   @param D Socket domain
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|   @param T Protocol type
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|   @param P Transport protocol
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| */
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| 
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| #ifdef HAVE_PSI_SOCKET_INTERFACE
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|   #define mysql_socket_socket(K, D, T, P) \
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|     inline_mysql_socket_socket(K, D, T, P)
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| #else
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|   #define mysql_socket_socket(K, D, T, P) \
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|     inline_mysql_socket_socket(D, T, P)
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| #endif
 | |
| 
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| /**
 | |
|   @def mysql_socket_bind(FD, AP, L)
 | |
|   Bind a socket to a local port number and IP address
 | |
|   @c mysql_socket_bind is a replacement for @c bind.
 | |
|   @param FD Instrumented socket descriptor returned by socket()
 | |
|   @param AP Pointer to local port number and IP address in sockaddr structure
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|   @param L  Length of sockaddr structure
 | |
| */
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   #define mysql_socket_bind(FD, AP, L) \
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|     inline_mysql_socket_bind(__FILE__, __LINE__, FD, AP, L)
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| #else
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|   #define mysql_socket_bind(FD, AP, L) \
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|     inline_mysql_socket_bind(FD, AP, L)
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| #endif
 | |
| 
 | |
| /**
 | |
|   @def mysql_socket_getsockname(FD, AP, LP)
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|   Return port number and IP address of the local host
 | |
|   @c mysql_socket_getsockname is a replacement for @c getsockname.
 | |
|   @param FD Instrumented socket descriptor returned by socket()
 | |
|   @param AP  Pointer to returned address of local host in @c sockaddr structure
 | |
|   @param LP  Pointer to length of @c sockaddr structure
 | |
| */
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
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|   #define mysql_socket_getsockname(FD, AP, LP) \
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|     inline_mysql_socket_getsockname(__FILE__, __LINE__, FD, AP, LP)
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| #else
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|   #define mysql_socket_getsockname(FD, AP, LP) \
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|     inline_mysql_socket_getsockname(FD, AP, LP)
 | |
| #endif
 | |
| 
 | |
| /**
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|   @def mysql_socket_connect(FD, AP, L)
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|   Establish a connection to a remote host.
 | |
|   @c mysql_socket_connect is a replacement for @c connect.
 | |
|   @param FD Instrumented socket descriptor returned by socket()
 | |
|   @param AP Pointer to target address in sockaddr structure
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|   @param L  Length of sockaddr structure
 | |
| */
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   #define mysql_socket_connect(FD, AP, L) \
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|     inline_mysql_socket_connect(__FILE__, __LINE__, FD, AP, L)
 | |
| #else
 | |
|   #define mysql_socket_connect(FD, AP, L) \
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|     inline_mysql_socket_connect(FD, AP, L)
 | |
| #endif
 | |
| 
 | |
| /**
 | |
|   @def mysql_socket_getpeername(FD, AP, LP)
 | |
|   Get port number and IP address of remote host that a socket is connected to.
 | |
|   @c mysql_socket_getpeername is a replacement for @c getpeername.
 | |
|   @param FD Instrumented socket descriptor returned by socket() or accept()
 | |
|   @param AP Pointer to returned address of remote host in sockaddr structure
 | |
|   @param LP Pointer to length of sockaddr structure
 | |
| */
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   #define mysql_socket_getpeername(FD, AP, LP) \
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|     inline_mysql_socket_getpeername(__FILE__, __LINE__, FD, AP, LP)
 | |
| #else
 | |
|   #define mysql_socket_getpeername(FD, AP, LP) \
 | |
|     inline_mysql_socket_getpeername(FD, AP, LP)
 | |
| #endif
 | |
| 
 | |
| /**
 | |
|   @def mysql_socket_send(FD, B, N, FL)
 | |
|   Send data from the buffer, B, to a connected socket.
 | |
|   @c mysql_socket_send is a replacement for @c send.
 | |
|   @param FD Instrumented socket descriptor returned by socket() or accept()
 | |
|   @param B  Buffer to send
 | |
|   @param N  Number of bytes to send
 | |
|   @param FL Control flags
 | |
| */
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   #define mysql_socket_send(FD, B, N, FL) \
 | |
|     inline_mysql_socket_send(__FILE__, __LINE__, FD, B, N, FL)
 | |
| #else
 | |
|   #define mysql_socket_send(FD, B, N, FL) \
 | |
|     inline_mysql_socket_send(FD, B, N, FL)
 | |
| #endif
 | |
| 
 | |
| /**
 | |
|   @def mysql_socket_recv(FD, B, N, FL)
 | |
|   Receive data from a connected socket.
 | |
|   @c mysql_socket_recv is a replacement for @c recv.
 | |
|   @param FD Instrumented socket descriptor returned by socket() or accept()
 | |
|   @param B  Buffer to receive to
 | |
|   @param N  Maximum bytes to receive
 | |
|   @param FL Control flags
 | |
| */
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   #define mysql_socket_recv(FD, B, N, FL) \
 | |
|     inline_mysql_socket_recv(__FILE__, __LINE__, FD, B, N, FL)
 | |
| #else
 | |
|   #define mysql_socket_recv(FD, B, N, FL) \
 | |
|     inline_mysql_socket_recv(FD, B, N, FL)
 | |
| #endif
 | |
| 
 | |
| /**
 | |
|   @def mysql_socket_sendto(FD, B, N, FL, AP, L)
 | |
|   Send data to a socket at the specified address.
 | |
|   @c mysql_socket_sendto is a replacement for @c sendto.
 | |
|   @param FD Instrumented socket descriptor returned by socket()
 | |
|   @param B  Buffer to send
 | |
|   @param N  Number of bytes to send
 | |
|   @param FL Control flags
 | |
|   @param AP Pointer to destination sockaddr structure
 | |
|   @param L  Size of sockaddr structure
 | |
| */
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   #define mysql_socket_sendto(FD, B, N, FL, AP, L) \
 | |
|     inline_mysql_socket_sendto(__FILE__, __LINE__, FD, B, N, FL, AP, L)
 | |
| #else
 | |
|   #define mysql_socket_sendto(FD, B, N, FL, AP, L) \
 | |
|     inline_mysql_socket_sendto(FD, B, N, FL, AP, L)
 | |
| #endif
 | |
| 
 | |
| /**
 | |
|   @def mysql_socket_recvfrom(FD, B, N, FL, AP, L)
 | |
|   Receive data from a socket and return source address information
 | |
|   @c mysql_socket_recvfrom is a replacement for @c recvfrom.
 | |
|   @param FD Instrumented socket descriptor returned by socket()
 | |
|   @param B  Buffer to receive to
 | |
|   @param N  Maximum bytes to receive
 | |
|   @param FL Control flags
 | |
|   @param AP Pointer to source address in sockaddr_storage structure
 | |
|   @param LP Size of sockaddr_storage structure
 | |
| */
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   #define mysql_socket_recvfrom(FD, B, N, FL, AP, LP) \
 | |
|     inline_mysql_socket_recvfrom(__FILE__, __LINE__, FD, B, N, FL, AP, LP)
 | |
| #else
 | |
|   #define mysql_socket_recvfrom(FD, B, N, FL, AP, LP) \
 | |
|     inline_mysql_socket_recvfrom(FD, B, N, FL, AP, LP)
 | |
| #endif
 | |
| 
 | |
| /**
 | |
|   @def mysql_socket_getsockopt(FD, LV, ON, OP, OL)
 | |
|   Get a socket option for the specified socket.
 | |
|   @c mysql_socket_getsockopt is a replacement for @c getsockopt.
 | |
|   @param FD Instrumented socket descriptor returned by socket()
 | |
|   @param LV Protocol level
 | |
|   @param ON Option to query
 | |
|   @param OP Buffer which will contain the value for the requested option
 | |
|   @param OL Pointer to length of OP
 | |
| */
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   #define mysql_socket_getsockopt(FD, LV, ON, OP, OL) \
 | |
|     inline_mysql_socket_getsockopt(__FILE__, __LINE__, FD, LV, ON, OP, OL)
 | |
| #else
 | |
|   #define mysql_socket_getsockopt(FD, LV, ON, OP, OL) \
 | |
|     inline_mysql_socket_getsockopt(FD, LV, ON, OP, OL)
 | |
| #endif
 | |
| 
 | |
| /**
 | |
|   @def mysql_socket_setsockopt(FD, LV, ON, OP, OL)
 | |
|   Set a socket option for the specified socket.
 | |
|   @c mysql_socket_setsockopt is a replacement for @c setsockopt.
 | |
|   @param FD Instrumented socket descriptor returned by socket()
 | |
|   @param LV Protocol level
 | |
|   @param ON Option to modify
 | |
|   @param OP Buffer containing the value for the specified option
 | |
|   @param OL Pointer to length of OP
 | |
| */
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   #define mysql_socket_setsockopt(FD, LV, ON, OP, OL) \
 | |
|     inline_mysql_socket_setsockopt(__FILE__, __LINE__, FD, LV, ON, OP, OL)
 | |
| #else
 | |
|   #define mysql_socket_setsockopt(FD, LV, ON, OP, OL) \
 | |
|     inline_mysql_socket_setsockopt(FD, LV, ON, OP, OL)
 | |
| #endif
 | |
| 
 | |
| /**
 | |
|   @def mysql_sock_set_nonblocking
 | |
|   Set socket to non-blocking.
 | |
|   @param FD instrumented socket descriptor
 | |
| */
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   #define mysql_sock_set_nonblocking(FD) \
 | |
|     inline_mysql_sock_set_nonblocking(__FILE__, __LINE__, FD)
 | |
| #else
 | |
|   #define mysql_sock_set_nonblocking(FD) \
 | |
|     inline_mysql_sock_set_nonblocking(FD)
 | |
| #endif
 | |
| 
 | |
| /**
 | |
|   @def mysql_socket_listen(FD, N)
 | |
|   Set socket state to listen for an incoming connection.
 | |
|   @c mysql_socket_listen is a replacement for @c listen.
 | |
|   @param FD Instrumented socket descriptor, bound and connected
 | |
|   @param N  Maximum number of pending connections allowed.
 | |
| */
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   #define mysql_socket_listen(FD, N) \
 | |
|     inline_mysql_socket_listen(__FILE__, __LINE__, FD, N)
 | |
| #else
 | |
|   #define mysql_socket_listen(FD, N) \
 | |
|     inline_mysql_socket_listen(FD, N)
 | |
| #endif
 | |
| 
 | |
| /**
 | |
|   @def mysql_socket_accept(K, FD, AP, LP)
 | |
|   Accept a connection from any remote host; TCP only.
 | |
|   @c mysql_socket_accept is a replacement for @c accept.
 | |
|   @param K PSI_socket_key for this instrumented socket
 | |
|   @param FD Instrumented socket descriptor, bound and placed in a listen state
 | |
|   @param AP Pointer to sockaddr structure with returned IP address and port of connected host
 | |
|   @param LP Pointer to length of valid information in AP
 | |
| */
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   #define mysql_socket_accept(K, FD, AP, LP) \
 | |
|     inline_mysql_socket_accept(__FILE__, __LINE__, K, FD, AP, LP)
 | |
| #else
 | |
|   #define mysql_socket_accept(K, FD, AP, LP) \
 | |
|     inline_mysql_socket_accept(FD, AP, LP)
 | |
| #endif
 | |
| 
 | |
| /**
 | |
|   @def mysql_socket_close(FD)
 | |
|   Close a socket and sever any connections.
 | |
|   @c mysql_socket_close is a replacement for @c close.
 | |
|   @param FD Instrumented socket descriptor returned by socket() or accept()
 | |
| */
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   #define mysql_socket_close(FD) \
 | |
|     inline_mysql_socket_close(__FILE__, __LINE__, FD)
 | |
| #else
 | |
|   #define mysql_socket_close(FD) \
 | |
|     inline_mysql_socket_close(FD)
 | |
| #endif
 | |
| 
 | |
| /**
 | |
|   @def mysql_socket_shutdown(FD, H)
 | |
|   Disable receives and/or sends on a socket.
 | |
|   @c mysql_socket_shutdown is a replacement for @c shutdown.
 | |
|   @param FD Instrumented socket descriptor returned by socket() or accept()
 | |
|   @param H  Specifies which operations to shutdown
 | |
| */
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   #define mysql_socket_shutdown(FD, H) \
 | |
|     inline_mysql_socket_shutdown(__FILE__, __LINE__, FD, H)
 | |
| #else
 | |
|   #define mysql_socket_shutdown(FD, H) \
 | |
|     inline_mysql_socket_shutdown(FD, H)
 | |
| #endif
 | |
| 
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
| static inline void inline_mysql_socket_register(
 | |
|   const char *category,
 | |
|   PSI_socket_info *info,
 | |
|   int count)
 | |
| {
 | |
|   PSI_SOCKET_CALL(register_socket)(category, info, count);
 | |
| }
 | |
| #endif
 | |
| 
 | |
| /** mysql_socket_fd */
 | |
| 
 | |
| static inline MYSQL_SOCKET
 | |
| inline_mysql_socket_fd
 | |
| (
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   PSI_socket_key key,
 | |
| #endif
 | |
|   int fd)
 | |
| {
 | |
|   MYSQL_SOCKET mysql_socket= MYSQL_INVALID_SOCKET;
 | |
|   mysql_socket.fd= fd;
 | |
| 
 | |
|   DBUG_ASSERT(mysql_socket.fd != INVALID_SOCKET);
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   mysql_socket.m_psi= PSI_SOCKET_CALL(init_socket)
 | |
|     (key, (const my_socket*)&mysql_socket.fd, NULL, 0);
 | |
| #endif
 | |
|   /**
 | |
|     Currently systemd socket activation is the user of this
 | |
|     function. Its API (man sd_listen_fds) says FD_CLOSE_EXEC
 | |
|     is already called. If there becomes another user, we
 | |
|     can call it again without detriment.
 | |
| 
 | |
|     If needed later:
 | |
|     #if defined(HAVE_FCNTL) && defined(FD_CLOEXEC)
 | |
|         (void) fcntl(mysql_socket.fd, F_SETFD, FD_CLOEXEC);
 | |
|     #endif
 | |
|   */
 | |
| 
 | |
|   return mysql_socket;
 | |
| }
 | |
| 
 | |
| /** mysql_socket_socket */
 | |
| 
 | |
| static inline MYSQL_SOCKET
 | |
| inline_mysql_socket_socket
 | |
| (
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   PSI_socket_key key,
 | |
| #endif
 | |
|   int domain, int type, int protocol)
 | |
| {
 | |
|   MYSQL_SOCKET mysql_socket= MYSQL_INVALID_SOCKET;
 | |
|   mysql_socket.fd= socket(domain, type | SOCK_CLOEXEC, protocol);
 | |
| 
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   if (likely(mysql_socket.fd != INVALID_SOCKET))
 | |
|   {
 | |
|     mysql_socket.m_psi= PSI_SOCKET_CALL(init_socket)
 | |
|       (key, (const my_socket*)&mysql_socket.fd, NULL, 0);
 | |
|   }
 | |
| #endif
 | |
| 
 | |
|   /* SOCK_CLOEXEC isn't always a number - can't preprocessor compare */
 | |
| #if defined(HAVE_FCNTL) && defined(FD_CLOEXEC) && !defined(HAVE_SOCK_CLOEXEC)
 | |
|   (void) fcntl(mysql_socket.fd, F_SETFD, FD_CLOEXEC);
 | |
| #endif
 | |
| 
 | |
|   return mysql_socket;
 | |
| }
 | |
| 
 | |
| /** mysql_socket_bind */
 | |
| 
 | |
| static inline int
 | |
| inline_mysql_socket_bind
 | |
| (
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   const char *src_file, uint src_line,
 | |
| #endif
 | |
|   MYSQL_SOCKET mysql_socket, const struct sockaddr *addr, size_t len)
 | |
| {
 | |
|   int result;
 | |
| 
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   if (psi_likely(mysql_socket.m_psi != NULL))
 | |
|   {
 | |
|     /* Instrumentation start */
 | |
|     PSI_socket_locker_state state;
 | |
|     PSI_socket_locker *locker;
 | |
|     locker= PSI_SOCKET_CALL(start_socket_wait)
 | |
|       (&state, mysql_socket.m_psi, PSI_SOCKET_BIND, (size_t)0, src_file, src_line);
 | |
| 
 | |
|     /* Instrumented code */
 | |
|     result= bind(mysql_socket.fd, addr, (int)len);
 | |
| 
 | |
|     /* Instrumentation end */
 | |
|     if (result == 0)
 | |
|       PSI_SOCKET_CALL(set_socket_info)(mysql_socket.m_psi, NULL, addr, (socklen_t)len);
 | |
| 
 | |
|     if (locker != NULL)
 | |
|       PSI_SOCKET_CALL(end_socket_wait)(locker, (size_t)0);
 | |
| 
 | |
|     return result;
 | |
|   }
 | |
| #endif
 | |
| 
 | |
|   /* Non instrumented code */
 | |
|   result= bind(mysql_socket.fd, addr, (int)len);
 | |
|   return result;
 | |
| }
 | |
| 
 | |
| /** mysql_socket_getsockname */
 | |
| 
 | |
| static inline int
 | |
| inline_mysql_socket_getsockname
 | |
| (
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   const char *src_file, uint src_line,
 | |
| #endif
 | |
|  MYSQL_SOCKET mysql_socket, struct sockaddr *addr, socklen_t *len)
 | |
| {
 | |
|   int result;
 | |
| 
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   if (psi_likely(mysql_socket.m_psi != NULL))
 | |
|   {
 | |
|     /* Instrumentation start */
 | |
|     PSI_socket_locker *locker;
 | |
|     PSI_socket_locker_state state;
 | |
|     locker= PSI_SOCKET_CALL(start_socket_wait)
 | |
|       (&state, mysql_socket.m_psi, PSI_SOCKET_BIND, (size_t)0, src_file, src_line);
 | |
| 
 | |
|     /* Instrumented code */
 | |
|     result= getsockname(mysql_socket.fd, addr, len);
 | |
| 
 | |
|     /* Instrumentation end */
 | |
|     if (locker != NULL)
 | |
|       PSI_SOCKET_CALL(end_socket_wait)(locker, (size_t)0);
 | |
| 
 | |
|     return result;
 | |
|   }
 | |
| #endif
 | |
| 
 | |
|   /* Non instrumented code */
 | |
|   result= getsockname(mysql_socket.fd, addr, len);
 | |
| 
 | |
|   return result;
 | |
| }
 | |
| 
 | |
| /** mysql_socket_connect */
 | |
| 
 | |
| static inline int
 | |
| inline_mysql_socket_connect
 | |
| (
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   const char *src_file, uint src_line,
 | |
| #endif
 | |
|  MYSQL_SOCKET mysql_socket, const struct sockaddr *addr, socklen_t len)
 | |
| {
 | |
|   int result;
 | |
| 
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   if (psi_likely(mysql_socket.m_psi != NULL))
 | |
|   {
 | |
|     /* Instrumentation start */
 | |
|     PSI_socket_locker *locker;
 | |
|     PSI_socket_locker_state state;
 | |
|     locker= PSI_SOCKET_CALL(start_socket_wait)
 | |
|       (&state, mysql_socket.m_psi, PSI_SOCKET_CONNECT, (size_t)0, src_file, src_line);
 | |
| 
 | |
|     /* Instrumented code */
 | |
|     result= connect(mysql_socket.fd, addr, len);
 | |
| 
 | |
|     /* Instrumentation end */
 | |
|     if (locker != NULL)
 | |
|       PSI_SOCKET_CALL(end_socket_wait)(locker, (size_t)0);
 | |
| 
 | |
|     return result;
 | |
|   }
 | |
| #endif
 | |
| 
 | |
|   /* Non instrumented code */
 | |
|   result= connect(mysql_socket.fd, addr, len);
 | |
| 
 | |
|   return result;
 | |
| }
 | |
| 
 | |
| /** mysql_socket_getpeername */
 | |
| 
 | |
| static inline int
 | |
| inline_mysql_socket_getpeername
 | |
| (
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   const char *src_file, uint src_line,
 | |
| #endif
 | |
|  MYSQL_SOCKET mysql_socket, struct sockaddr *addr, socklen_t *len)
 | |
| {
 | |
|   int result;
 | |
| 
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   if (psi_likely(mysql_socket.m_psi != NULL))
 | |
|   {
 | |
|     /* Instrumentation start */
 | |
|     PSI_socket_locker *locker;
 | |
|     PSI_socket_locker_state state;
 | |
|     locker= PSI_SOCKET_CALL(start_socket_wait)
 | |
|       (&state, mysql_socket.m_psi, PSI_SOCKET_BIND, (size_t)0, src_file, src_line);
 | |
| 
 | |
|     /* Instrumented code */
 | |
|     result= getpeername(mysql_socket.fd, addr, len);
 | |
| 
 | |
|     /* Instrumentation end */
 | |
|     if (locker != NULL)
 | |
|       PSI_SOCKET_CALL(end_socket_wait)(locker, (size_t)0);
 | |
| 
 | |
|     return result;
 | |
|   }
 | |
| #endif
 | |
| 
 | |
|   /* Non instrumented code */
 | |
|   result= getpeername(mysql_socket.fd, addr, len);
 | |
| 
 | |
|   return result;
 | |
| }
 | |
| 
 | |
| /** mysql_socket_send */
 | |
| 
 | |
| static inline ssize_t
 | |
| inline_mysql_socket_send
 | |
| (
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   const char *src_file, uint src_line,
 | |
| #endif
 | |
|  MYSQL_SOCKET mysql_socket, const SOCKBUF_T *buf, size_t n, int flags)
 | |
| {
 | |
|   ssize_t result;
 | |
|   DBUG_ASSERT(mysql_socket.fd != INVALID_SOCKET);
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   if (psi_likely(mysql_socket.m_psi != NULL))
 | |
|   {
 | |
|     /* Instrumentation start */
 | |
|     PSI_socket_locker *locker;
 | |
|     PSI_socket_locker_state state;
 | |
|     locker= PSI_SOCKET_CALL(start_socket_wait)
 | |
|       (&state, mysql_socket.m_psi, PSI_SOCKET_SEND, n, src_file, src_line);
 | |
| 
 | |
|     /* Instrumented code */
 | |
|     result= send(mysql_socket.fd, buf, IF_WIN((int),) n, flags);
 | |
| 
 | |
|     /* Instrumentation end */
 | |
|     if (locker != NULL)
 | |
|     {
 | |
|       size_t bytes_written= (result > 0) ? (size_t) result : 0;
 | |
|       PSI_SOCKET_CALL(end_socket_wait)(locker, bytes_written);
 | |
|     }
 | |
| 
 | |
|     return result;
 | |
|   }
 | |
| #endif
 | |
| 
 | |
|   /* Non instrumented code */
 | |
|   result= send(mysql_socket.fd, buf, IF_WIN((int),) n, flags);
 | |
| 
 | |
|   return result;
 | |
| }
 | |
| 
 | |
| /** mysql_socket_recv */
 | |
| 
 | |
| static inline ssize_t
 | |
| inline_mysql_socket_recv
 | |
| (
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   const char *src_file, uint src_line,
 | |
| #endif
 | |
|  MYSQL_SOCKET mysql_socket,  SOCKBUF_T *buf, size_t n, int flags)
 | |
| {
 | |
|   ssize_t result;
 | |
|   DBUG_ASSERT(mysql_socket.fd != INVALID_SOCKET);
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   if (psi_likely(mysql_socket.m_psi != NULL))
 | |
|   {
 | |
|     /* Instrumentation start */
 | |
|     PSI_socket_locker *locker;
 | |
|     PSI_socket_locker_state state;
 | |
|     locker= PSI_SOCKET_CALL(start_socket_wait)
 | |
|       (&state, mysql_socket.m_psi, PSI_SOCKET_RECV, (size_t)0, src_file, src_line);
 | |
| 
 | |
|     /* Instrumented code */
 | |
|     result= recv(mysql_socket.fd, buf, IF_WIN((int),) n, flags);
 | |
| 
 | |
|     /* Instrumentation end */
 | |
|     if (locker != NULL)
 | |
|     {
 | |
|       size_t bytes_read= (result > 0) ? (size_t) result : 0;
 | |
|       PSI_SOCKET_CALL(end_socket_wait)(locker, bytes_read);
 | |
|     }
 | |
| 
 | |
|     return result;
 | |
|   }
 | |
| #endif
 | |
| 
 | |
|   /* Non instrumented code */
 | |
|   result= recv(mysql_socket.fd, buf, IF_WIN((int),) n, flags);
 | |
| 
 | |
|   return result;
 | |
| }
 | |
| 
 | |
| /** mysql_socket_sendto */
 | |
| 
 | |
| static inline ssize_t
 | |
| inline_mysql_socket_sendto
 | |
| (
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   const char *src_file, uint src_line,
 | |
| #endif
 | |
|  MYSQL_SOCKET mysql_socket, const SOCKBUF_T *buf, size_t n, int flags, const struct sockaddr *addr, socklen_t addr_len)
 | |
| {
 | |
|   ssize_t result;
 | |
| 
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   if (psi_likely(mysql_socket.m_psi != NULL))
 | |
|   {
 | |
|     /* Instrumentation start */
 | |
|     PSI_socket_locker *locker;
 | |
|     PSI_socket_locker_state state;
 | |
|     locker= PSI_SOCKET_CALL(start_socket_wait)
 | |
|       (&state, mysql_socket.m_psi, PSI_SOCKET_SEND, n, src_file, src_line);
 | |
| 
 | |
|     /* Instrumented code */
 | |
|     result= sendto(mysql_socket.fd, buf, IF_WIN((int),) n, flags, addr, addr_len);
 | |
| 
 | |
|     /* Instrumentation end */
 | |
|     if (locker != NULL)
 | |
|     {
 | |
|       size_t bytes_written = (result > 0) ? (size_t) result : 0;
 | |
|       PSI_SOCKET_CALL(end_socket_wait)(locker, bytes_written);
 | |
|     }
 | |
| 
 | |
|     return result;
 | |
|   }
 | |
| #endif
 | |
| 
 | |
|   /* Non instrumented code */
 | |
|   result= sendto(mysql_socket.fd, buf, IF_WIN((int),) n, flags, addr, addr_len);
 | |
| 
 | |
|   return result;
 | |
| }
 | |
| 
 | |
| /** mysql_socket_recvfrom */
 | |
| 
 | |
| static inline ssize_t
 | |
| inline_mysql_socket_recvfrom
 | |
| (
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   const char *src_file, uint src_line,
 | |
| #endif
 | |
|  MYSQL_SOCKET mysql_socket, SOCKBUF_T *buf, size_t n, int flags,
 | |
|  struct sockaddr *addr, socklen_t *addr_len)
 | |
| {
 | |
|   ssize_t result;
 | |
| 
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   if (psi_likely(mysql_socket.m_psi != NULL))
 | |
|   {
 | |
|     /* Instrumentation start */
 | |
|     PSI_socket_locker *locker;
 | |
|     PSI_socket_locker_state state;
 | |
|     locker= PSI_SOCKET_CALL(start_socket_wait)
 | |
|       (&state, mysql_socket.m_psi, PSI_SOCKET_RECV, (size_t)0, src_file, src_line);
 | |
| 
 | |
|     /* Instrumented code */
 | |
|     result= recvfrom(mysql_socket.fd, buf, IF_WIN((int),) n, flags, addr, addr_len);
 | |
| 
 | |
|     /* Instrumentation end */
 | |
|     if (locker != NULL)
 | |
|     {
 | |
|       size_t bytes_read= (result > 0) ? (size_t) result : 0;
 | |
|       PSI_SOCKET_CALL(end_socket_wait)(locker, bytes_read);
 | |
|     }
 | |
| 
 | |
|     return result;
 | |
|   }
 | |
| #endif
 | |
| 
 | |
|   /* Non instrumented code */
 | |
|   result= recvfrom(mysql_socket.fd, buf, IF_WIN((int),) n, flags, addr, addr_len);
 | |
| 
 | |
|   return result;
 | |
| }
 | |
| 
 | |
| /** mysql_socket_getsockopt */
 | |
| 
 | |
| static inline int
 | |
| inline_mysql_socket_getsockopt
 | |
| (
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   const char *src_file, uint src_line,
 | |
| #endif
 | |
|  MYSQL_SOCKET mysql_socket, int level, int optname, SOCKBUF_T *optval, socklen_t *optlen)
 | |
| {
 | |
|   int result;
 | |
| 
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   if (psi_likely(mysql_socket.m_psi != NULL))
 | |
|   {
 | |
|     /* Instrumentation start */
 | |
|     PSI_socket_locker *locker;
 | |
|     PSI_socket_locker_state state;
 | |
|     locker= PSI_SOCKET_CALL(start_socket_wait)
 | |
|       (&state, mysql_socket.m_psi, PSI_SOCKET_OPT, (size_t)0, src_file, src_line);
 | |
| 
 | |
|     /* Instrumented code */
 | |
|     result= getsockopt(mysql_socket.fd, level, optname, optval, optlen);
 | |
| 
 | |
|     /* Instrumentation end */
 | |
|     if (locker != NULL)
 | |
|       PSI_SOCKET_CALL(end_socket_wait)(locker, (size_t)0);
 | |
| 
 | |
|     return result;
 | |
|   }
 | |
| #endif
 | |
| 
 | |
|   /* Non instrumented code */
 | |
|   result= getsockopt(mysql_socket.fd, level, optname, optval, optlen);
 | |
| 
 | |
|   return result;
 | |
| }
 | |
| 
 | |
| /** mysql_socket_setsockopt */
 | |
| 
 | |
| static inline int
 | |
| inline_mysql_socket_setsockopt
 | |
| (
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   const char *src_file, uint src_line,
 | |
| #endif
 | |
|  MYSQL_SOCKET mysql_socket, int level, int optname, const SOCKBUF_T *optval,
 | |
|  socklen_t optlen)
 | |
| {
 | |
|   int result;
 | |
| 
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   if (psi_likely(mysql_socket.m_psi))
 | |
|   {
 | |
|     /* Instrumentation start */
 | |
|     PSI_socket_locker *locker;
 | |
|     PSI_socket_locker_state state;
 | |
|     locker= PSI_SOCKET_CALL(start_socket_wait)
 | |
|       (&state, mysql_socket.m_psi, PSI_SOCKET_OPT, (size_t)0, src_file, src_line);
 | |
| 
 | |
|     /* Instrumented code */
 | |
|     result= setsockopt(mysql_socket.fd, level, optname, optval, optlen);
 | |
| 
 | |
|     /* Instrumentation end */
 | |
|     if (locker != NULL)
 | |
|       PSI_SOCKET_CALL(end_socket_wait)(locker, (size_t)0);
 | |
| 
 | |
|     return result;
 | |
|   }
 | |
| #endif
 | |
| 
 | |
|   /* Non instrumented code */
 | |
|   result= setsockopt(mysql_socket.fd, level, optname, optval, optlen);
 | |
| 
 | |
|   return result;
 | |
| }
 | |
| 
 | |
| /** set_socket_nonblock */
 | |
| static inline int
 | |
| set_socket_nonblock(my_socket fd)
 | |
| {
 | |
|   int ret= 0;
 | |
| #ifdef _WIN32
 | |
|   {
 | |
|     u_long nonblocking= 1;
 | |
|     ret= ioctlsocket(fd, FIONBIO, &nonblocking);
 | |
|   }
 | |
| #else
 | |
|   {
 | |
|     int fd_flags;
 | |
|     fd_flags= fcntl(fd, F_GETFL, 0);
 | |
|     if (fd_flags < 0)
 | |
|       return errno;
 | |
| #if defined(O_NONBLOCK)
 | |
|     fd_flags |= O_NONBLOCK;
 | |
| #elif defined(O_NDELAY)
 | |
|     fd_flags |= O_NDELAY;
 | |
| #elif defined(O_FNDELAY)
 | |
|     fd_flags |= O_FNDELAY;
 | |
| #else
 | |
| #error "No definition of non-blocking flag found."
 | |
| #endif /* O_NONBLOCK */
 | |
|     if (fcntl(fd, F_SETFL, fd_flags) == -1)
 | |
|       ret= errno;
 | |
|   }
 | |
| #endif /* _WIN32 */
 | |
|   return ret;
 | |
| }
 | |
| 
 | |
| /** mysql_socket_set_nonblocking */
 | |
| 
 | |
| static inline int
 | |
| inline_mysql_sock_set_nonblocking
 | |
| (
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   const char *src_file, uint src_line,
 | |
| #endif
 | |
|   MYSQL_SOCKET mysql_socket
 | |
| )
 | |
| {
 | |
|   int result= 0;
 | |
| 
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   if (mysql_socket.m_psi)
 | |
|   {
 | |
|     /* Instrumentation start */
 | |
|     PSI_socket_locker *locker;
 | |
|     PSI_socket_locker_state state;
 | |
|     locker= PSI_SOCKET_CALL(start_socket_wait)
 | |
|         (&state, mysql_socket.m_psi, PSI_SOCKET_OPT,
 | |
|          (size_t)0, src_file, src_line);
 | |
| 
 | |
|     /* Instrumented code */
 | |
|     result= set_socket_nonblock(mysql_socket.fd);
 | |
| 
 | |
|     /* Instrumentation end */
 | |
|     if (locker != NULL)
 | |
|       PSI_SOCKET_CALL(end_socket_wait)(locker, (size_t)0);
 | |
| 
 | |
|     return result;
 | |
|   }
 | |
| #endif
 | |
| 
 | |
|   /* Non instrumented code */
 | |
|   result= set_socket_nonblock(mysql_socket.fd);
 | |
| 
 | |
|   return result;
 | |
| }
 | |
| 
 | |
| /** mysql_socket_listen */
 | |
| 
 | |
| static inline int
 | |
| inline_mysql_socket_listen
 | |
| (
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   const char *src_file, uint src_line,
 | |
| #endif
 | |
|  MYSQL_SOCKET mysql_socket, int backlog)
 | |
| {
 | |
|   int result;
 | |
| 
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   if (psi_likely(mysql_socket.m_psi != NULL))
 | |
|   {
 | |
|     /* Instrumentation start */
 | |
|     PSI_socket_locker *locker;
 | |
|     PSI_socket_locker_state state;
 | |
|     locker= PSI_SOCKET_CALL(start_socket_wait)
 | |
|       (&state, mysql_socket.m_psi, PSI_SOCKET_CONNECT, (size_t)0, src_file, src_line);
 | |
| 
 | |
|     /* Instrumented code */
 | |
|     result= listen(mysql_socket.fd, backlog);
 | |
| 
 | |
|     /* Instrumentation end */
 | |
|     if (locker != NULL)
 | |
|       PSI_SOCKET_CALL(end_socket_wait)(locker, (size_t)0);
 | |
| 
 | |
|     return result;
 | |
|   }
 | |
| #endif
 | |
| 
 | |
|   /* Non instrumented code */
 | |
|   result= listen(mysql_socket.fd, backlog);
 | |
| 
 | |
|   return result;
 | |
| }
 | |
| 
 | |
| /** mysql_socket_accept */
 | |
| 
 | |
| static inline MYSQL_SOCKET
 | |
| inline_mysql_socket_accept
 | |
| (
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   const char *src_file, uint src_line, PSI_socket_key key,
 | |
| #endif
 | |
|   MYSQL_SOCKET socket_listen, struct sockaddr *addr, socklen_t *addr_len)
 | |
| {
 | |
| #ifdef FD_CLOEXEC
 | |
|   int flags __attribute__ ((unused));
 | |
| #endif
 | |
| 
 | |
|   MYSQL_SOCKET socket_accept;
 | |
| 
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   if (socket_listen.m_psi != NULL)
 | |
|   {
 | |
|     /* Instrumentation start */
 | |
|     PSI_socket_locker *locker;
 | |
|     PSI_socket_locker_state state;
 | |
|     locker= PSI_SOCKET_CALL(start_socket_wait)
 | |
|       (&state, socket_listen.m_psi, PSI_SOCKET_CONNECT, (size_t)0, src_file, src_line);
 | |
| 
 | |
|     /* Instrumented code */
 | |
| #ifdef HAVE_ACCEPT4
 | |
|     socket_accept.fd= accept4(socket_listen.fd, addr, addr_len, SOCK_CLOEXEC);
 | |
| #else
 | |
|     socket_accept.fd= accept(socket_listen.fd, addr, addr_len);
 | |
| #ifdef FD_CLOEXEC
 | |
|     if (socket_accept.fd != INVALID_SOCKET)
 | |
|     {
 | |
|       flags= fcntl(socket_accept.fd, F_GETFD);
 | |
|       if (flags != -1)
 | |
|       {
 | |
|         flags |= FD_CLOEXEC;
 | |
|         fcntl(socket_accept.fd, F_SETFD, flags);
 | |
|       }
 | |
|     }
 | |
| #endif
 | |
| #endif
 | |
| 
 | |
|     /* Instrumentation end */
 | |
|     if (locker != NULL)
 | |
|       PSI_SOCKET_CALL(end_socket_wait)(locker, (size_t)0);
 | |
|   }
 | |
|   else
 | |
| #endif
 | |
|   {
 | |
|     /* Non instrumented code */
 | |
| #ifdef HAVE_ACCEPT4
 | |
|     socket_accept.fd= accept4(socket_listen.fd, addr, addr_len, SOCK_CLOEXEC);
 | |
| #else
 | |
|     socket_accept.fd= accept(socket_listen.fd, addr, addr_len);
 | |
| #ifdef FD_CLOEXEC
 | |
|     if (socket_accept.fd != INVALID_SOCKET)
 | |
|     {
 | |
|       flags= fcntl(socket_accept.fd, F_GETFD);
 | |
|       if (flags != -1)
 | |
|       {
 | |
|         flags |= FD_CLOEXEC;
 | |
|         fcntl(socket_accept.fd, F_SETFD, flags);
 | |
|       }
 | |
|     }
 | |
| #endif
 | |
| #endif
 | |
|   }
 | |
| 
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   if (likely(socket_accept.fd != INVALID_SOCKET))
 | |
|   {
 | |
|     /* Initialize the instrument with the new socket descriptor and address */
 | |
|     socket_accept.m_psi= PSI_SOCKET_CALL(init_socket)
 | |
|       (key, (const my_socket*)&socket_accept.fd, addr, *addr_len);
 | |
|   }
 | |
| #endif
 | |
| 
 | |
|   return socket_accept;
 | |
| }
 | |
| 
 | |
| /** mysql_socket_close */
 | |
| 
 | |
| static inline int
 | |
| inline_mysql_socket_close
 | |
| (
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   const char *src_file, uint src_line,
 | |
| #endif
 | |
|   MYSQL_SOCKET mysql_socket)
 | |
| {
 | |
|   int result;
 | |
| 
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   if (psi_likely(mysql_socket.m_psi != NULL))
 | |
|   {
 | |
|     /* Instrumentation start */
 | |
|     PSI_socket_locker *locker;
 | |
|     PSI_socket_locker_state state;
 | |
|     locker= PSI_SOCKET_CALL(start_socket_wait)
 | |
|       (&state, mysql_socket.m_psi, PSI_SOCKET_CLOSE, (size_t)0, src_file, src_line);
 | |
| 
 | |
|     /* Instrumented code */
 | |
|     result= closesocket(mysql_socket.fd);
 | |
| 
 | |
|     /* Instrumentation end */
 | |
|     if (locker != NULL)
 | |
|       PSI_SOCKET_CALL(end_socket_wait)(locker, (size_t)0);
 | |
|     /* Remove the instrumentation for this socket. */
 | |
|     if (mysql_socket.m_psi != NULL)
 | |
|       PSI_SOCKET_CALL(destroy_socket)(mysql_socket.m_psi);
 | |
| 
 | |
|     return result;
 | |
|   }
 | |
| #endif
 | |
| 
 | |
|   /* Non instrumented code */
 | |
|   result= closesocket(mysql_socket.fd);
 | |
| 
 | |
|   return result;
 | |
| }
 | |
| 
 | |
| /** mysql_socket_shutdown */
 | |
| 
 | |
| static inline int
 | |
| inline_mysql_socket_shutdown
 | |
| (
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   const char *src_file, uint src_line,
 | |
| #endif
 | |
|   MYSQL_SOCKET mysql_socket, int how)
 | |
| {
 | |
|   int result;
 | |
| 
 | |
| #ifdef _WIN32
 | |
|   static LPFN_DISCONNECTEX DisconnectEx = NULL;
 | |
|   if (DisconnectEx == NULL)
 | |
|   {
 | |
|     DWORD dwBytesReturned;
 | |
|     GUID guidDisconnectEx = WSAID_DISCONNECTEX;
 | |
|     WSAIoctl(mysql_socket.fd, SIO_GET_EXTENSION_FUNCTION_POINTER,
 | |
|              &guidDisconnectEx, sizeof(GUID),
 | |
|              &DisconnectEx, sizeof(DisconnectEx), 
 | |
|              &dwBytesReturned, NULL, NULL);
 | |
|   }
 | |
| #endif
 | |
| 
 | |
| /* Instrumentation start */
 | |
| #ifdef HAVE_PSI_SOCKET_INTERFACE
 | |
|   if (psi_likely(mysql_socket.m_psi != NULL))
 | |
|   {
 | |
|     PSI_socket_locker *locker;
 | |
|     PSI_socket_locker_state state;
 | |
|     locker= PSI_SOCKET_CALL(start_socket_wait)
 | |
|       (&state, mysql_socket.m_psi, PSI_SOCKET_SHUTDOWN, (size_t)0, src_file, src_line);
 | |
| 
 | |
|     /* Instrumented code */
 | |
| #ifdef _WIN32
 | |
|     if (DisconnectEx)
 | |
|       result= (DisconnectEx(mysql_socket.fd, (LPOVERLAPPED) NULL,
 | |
|                             (DWORD) 0, (DWORD) 0) == TRUE) ? 0 : -1;
 | |
|     else
 | |
| #endif
 | |
|       result= shutdown(mysql_socket.fd, how);
 | |
| 
 | |
|     /* Instrumentation end */
 | |
|     if (locker != NULL)
 | |
|       PSI_SOCKET_CALL(end_socket_wait)(locker, (size_t)0);
 | |
| 
 | |
|     return result;
 | |
|   }
 | |
| #endif
 | |
| 
 | |
|   /* Non instrumented code */
 | |
| #ifdef _WIN32
 | |
|   if (DisconnectEx)
 | |
|     result= (DisconnectEx(mysql_socket.fd, (LPOVERLAPPED) NULL,
 | |
|                           (DWORD) 0, (DWORD) 0) == TRUE) ? 0 : -1;
 | |
|   else
 | |
| #endif
 | |
|     result= shutdown(mysql_socket.fd, how);
 | |
| 
 | |
|   return result;
 | |
| }
 | |
| 
 | |
| /** @} (end of group Socket_instrumentation) */
 | |
| 
 | |
| #endif
 | |
| 
 | 
