/* Copyright (C) 2000-2003 MySQL AB   This program is free software; you can redistribute it and/or modify   it under the terms of the GNU General Public License as published by   the Free Software Foundation; either version 2 of the License, or   (at your option) any later version.   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 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */#ifndef _mysql_h#define _mysql_h#ifdef __CYGWIN__     /* CYGWIN implements a UNIX API */#undef WIN#undef _WIN#undef _WIN32#undef _WIN64#undef __WIN__#endif#ifdef	__cplusplusextern "C" {#endif#ifndef _global_h				/* If not standard header */#include <sys/types.h>#ifdef __LCC__#include <winsock.h>				/* For windows */#endiftypedef char my_bool;#if (defined(_WIN32) || defined(_WIN64)) && !defined(__WIN__)#define __WIN__#endif#if !defined(__WIN__)#define STDCALL#else#define STDCALL __stdcall#endiftypedef char * gptr;#ifndef my_socket_defined#ifdef __WIN__#define my_socket SOCKET#elsetypedef int my_socket;#endif /* __WIN__ */#endif /* my_socket_defined */#endif /* _global_h */#include "mysql_com.h"#include "mysql_time.h"#include "mysql_version.h"#include "typelib.h"#include "my_list.h" /* for LISTs used in 'MYSQL' and 'MYSQL_STMT' */extern unsigned int mysql_port;extern char *mysql_unix_port;#define CLIENT_NET_READ_TIMEOUT		365*24*3600	/* Timeout on read */#define CLIENT_NET_WRITE_TIMEOUT	365*24*3600	/* Timeout on write */#ifdef __NETWARE__#pragma pack(push, 8)		/* 8 byte alignment */#endif#define IS_PRI_KEY(n)	((n) & PRI_KEY_FLAG)#define IS_NOT_NULL(n)	((n) & NOT_NULL_FLAG)#define IS_BLOB(n)	((n) & BLOB_FLAG)#define IS_NUM(t)	((t) <= FIELD_TYPE_INT24 || (t) == FIELD_TYPE_YEAR || (t) == FIELD_TYPE_NEWDECIMAL)#define IS_NUM_FIELD(f)	 ((f)->flags & NUM_FLAG)#define INTERNAL_NUM_FIELD(f) (((f)->type <= FIELD_TYPE_INT24 && ((f)->type != FIELD_TYPE_TIMESTAMP || (f)->length == 14 || (f)->length == 8)) || (f)->type == FIELD_TYPE_YEAR)typedef struct st_mysql_field {  char *name;                 /* Name of column */  char *org_name;             /* Original column name, if an alias */  char *table;                /* Table of column if column was a field */  char *org_table;            /* Org table name, if table was an alias */  char *db;                   /* Database for table */  char *catalog;	      /* Catalog for table */  char *def;                  /* Default value (set by mysql_list_fields) */  unsigned long length;       /* Width of column (create length) */  unsigned long max_length;   /* Max width for selected set */  unsigned int name_length;  unsigned int org_name_length;  unsigned int table_length;  unsigned int org_table_length;  unsigned int db_length;  unsigned int catalog_length;  unsigned int def_length;  unsigned int flags;         /* Div flags */  unsigned int decimals;      /* Number of decimals in field */  unsigned int charsetnr;     /* Character set */  enum enum_field_types type; /* Type of field. See mysql_com.h for types */} MYSQL_FIELD;typedef char **MYSQL_ROW;		/* return data as array of strings */typedef unsigned int MYSQL_FIELD_OFFSET; /* offset to current field */#ifndef _global_h#if defined(NO_CLIENT_LONG_LONG)typedef unsigned long my_ulonglong;#elif defined (__WIN__)typedef unsigned __int64 my_ulonglong;#elsetypedef unsigned long long my_ulonglong;#endif#endif#define MYSQL_COUNT_ERROR (~(my_ulonglong) 0)/* backward compatibility define - to be removed eventually */#define ER_WARN_DATA_TRUNCATED WARN_DATA_TRUNCATEDtypedef struct st_mysql_rows {  struct st_mysql_rows *next;		/* list of rows */  MYSQL_ROW data;  unsigned long length;} MYSQL_ROWS;typedef MYSQL_ROWS *MYSQL_ROW_OFFSET;	/* offset to current row */#include "my_alloc.h"typedef struct st_mysql_data {  my_ulonglong rows;  unsigned int fields;  MYSQL_ROWS *data;  MEM_ROOT alloc;#if !defined(CHECK_EMBEDDED_DIFFERENCES) || defined(EMBEDDED_LIBRARY)  MYSQL_ROWS **prev_ptr;#endif} MYSQL_DATA;enum mysql_option {  MYSQL_OPT_CONNECT_TIMEOUT, MYSQL_OPT_COMPRESS, MYSQL_OPT_NAMED_PIPE,  MYSQL_INIT_COMMAND, MYSQL_READ_DEFAULT_FILE, MYSQL_READ_DEFAULT_GROUP,  MYSQL_SET_CHARSET_DIR, MYSQL_SET_CHARSET_NAME, MYSQL_OPT_LOCAL_INFILE,  MYSQL_OPT_PROTOCOL, MYSQL_SHARED_MEMORY_BASE_NAME, MYSQL_OPT_READ_TIMEOUT,  MYSQL_OPT_WRITE_TIMEOUT, MYSQL_OPT_USE_RESULT,  MYSQL_OPT_USE_REMOTE_CONNECTION, MYSQL_OPT_USE_EMBEDDED_CONNECTION,  MYSQL_OPT_GUESS_CONNECTION, MYSQL_SET_CLIENT_IP, MYSQL_SECURE_AUTH,  MYSQL_REPORT_DATA_TRUNCATION, MYSQL_OPT_RECONNECT};struct st_mysql_options {  unsigned int connect_timeout, read_timeout, write_timeout;  unsigned int port, protocol;  unsigned long client_flag;  char *host,*user,*password,*unix_socket,*db;  struct st_dynamic_array *init_commands;  char *my_cnf_file,*my_cnf_group, *charset_dir, *charset_name;  char *ssl_key;				/* PEM key file */  char *ssl_cert;				/* PEM cert file */  char *ssl_ca;					/* PEM CA file */  char *ssl_capath;				/* PEM directory of CA-s? */  char *ssl_cipher;				/* cipher to use */  char *shared_memory_base_name;  unsigned long max_allowed_packet;  my_bool use_ssl;				/* if to use SSL or not */  my_bool compress,named_pipe; /*   On connect, find out the replication role of the server, and   establish connections to all the peers */  my_bool rpl_probe; /*   Each call to mysql_real_query() will parse it to tell if it is a read   or a write, and direct it to the slave or the master */  my_bool rpl_parse; /*   If set, never read from a master, only from slave, when doing   a read that is replication-aware */  my_bool no_master_reads;#if !defined(CHECK_EMBEDDED_DIFFERENCES) || defined(EMBEDDED_LIBRARY)  my_bool separate_thread;#endif  enum mysql_option methods_to_use;  char *client_ip;  /* Refuse client connecting to server if it uses old (pre-4.1.1) protocol */  my_bool secure_auth;  /* 0 - never report, 1 - always report (default) */  my_bool report_data_truncation;  /* function pointers for local infile support */  int (*local_infile_init)(void **, const char *, void *);  int (*local_infile_read)(void *, char *, unsigned int);  void (*local_infile_end)(void *);  int (*local_infile_error)(void *, char *, unsigned int);  void *local_infile_userdata;};enum mysql_status {  MYSQL_STATUS_READY,MYSQL_STATUS_GET_RESULT,MYSQL_STATUS_USE_RESULT};enum mysql_protocol_type {  MYSQL_PROTOCOL_DEFAULT, MYSQL_PROTOCOL_TCP, MYSQL_PROTOCOL_SOCKET,  MYSQL_PROTOCOL_PIPE, MYSQL_PROTOCOL_MEMORY};/*  There are three types of queries - the ones that have to go to  the master, the ones that go to a slave, and the adminstrative  type which must happen on the pivot connectioin*/enum mysql_rpl_type {  MYSQL_RPL_MASTER, MYSQL_RPL_SLAVE, MYSQL_RPL_ADMIN};typedef struct character_set{  unsigned int      number;     /* character set number              */  unsigned int      state;      /* character set state               */  const char        *csname;    /* collation name                    */  const char        *name;      /* character set name                */  const char        *comment;   /* comment                           */  const char        *dir;       /* character set directory           */  unsigned int      mbminlen;   /* min. length for multibyte strings */  unsigned int      mbmaxlen;   /* max. length for multibyte strings */} MY_CHARSET_INFO;struct st_mysql_methods;typedef struct st_mysql{  NET		net;			/* Communication parameters */  gptr		connector_fd;		/* ConnectorFd for SSL */  char		*host,*user,*passwd,*unix_socket,*server_version,*host_info,*info;  char          *db;  struct charset_info_st *charset;  MYSQL_FIELD	*fields;  MEM_ROOT	field_alloc;  my_ulonglong affected_rows;  my_ulonglong insert_id;		/* id if insert on table with NEXTNR */  my_ulonglong extra_info;		/* Not used */  unsigned long thread_id;		/* Id for connection in server */  unsigned long packet_length;  unsigned int	port;  unsigned long client_flag,server_capabilities;  unsigned int	protocol_version;  unsigned int	field_count;  unsigned int 	server_status;  unsigned int  server_language;  unsigned int	warning_count;  struct st_mysql_options options;  enum mysql_status status;  my_bool	free_me;		/* If free in mysql_close */  my_bool	reconnect;		/* set to 1 if automatic reconnect */  /* session-wide random string */  char	        scramble[SCRAMBLE_LENGTH+1]; /*   Set if this is the original connection, not a master or a slave we have   added though mysql_rpl_probe() or mysql_set_master()/ mysql_add_slave() */  my_bool rpl_pivot;  /*    Pointers to the master, and the next slave connections, points to    itself if lone connection.  */  struct st_mysql* master, *next_slave;  struct st_mysql* last_used_slave; /* needed for round-robin slave pick */ /* needed for send/read/store/use result to work correctly with replication */  struct st_mysql* last_used_con;