mysql.h
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上传日期:2022-05-23
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- /* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
-
- This library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public
- License as published by the Free Software Foundation; either
- version 2 of the License, or (at your option) any later version.
-
- This library 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
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with this library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
- MA 02111-1307, USA */
- /* defines for the libmysql library */
- #ifndef _mysql_h
- #define _mysql_h
- #ifndef MYSQL_SERVER
- #ifdef __cplusplus
- extern "C" {
- #endif
- #endif
-
- #ifndef _global_h /* If not standard header */
- #include <sys/types.h>
- typedef char my_bool;
- #if (defined(_WIN32) || defined(_WIN64)) && !defined(__WIN__)
- #define __WIN__
- #endif
- #if !defined(__WIN__)
- #define STDCALL
- #else
- #define STDCALL __stdcall
- #endif
- typedef char * gptr;
- #ifndef ST_USED_MEM_DEFINED
- #define ST_USED_MEM_DEFINED
- typedef struct st_used_mem { /* struct for once_alloc */
- struct st_used_mem *next; /* Next block in use */
- unsigned int left; /* memory left in block */
- unsigned int size; /* size of block */
- } USED_MEM;
- typedef struct st_mem_root {
- USED_MEM *free;
- USED_MEM *used;
- unsigned int min_malloc;
- unsigned int block_size;
- void (*error_handler)(void);
- } MEM_ROOT;
- #endif
- #ifndef my_socket_defined
- #ifdef __WIN__
- #define my_socket SOCKET
- #else
- typedef int my_socket;
- #endif
- #endif
- #endif
- #include "mysql_com.h"
- #include "mysql_version.h"
- extern unsigned int mysql_port;
- extern char *mysql_unix_port;
- #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)
- typedef struct st_mysql_field {
- char *name; /* Name of column */
- char *table; /* Table of column if column was a field */
- char *def; /* Default value (set by mysql_list_fields) */
- enum enum_field_types type; /* Type of field. Se mysql_com.h for types */
- unsigned int length; /* Width of column */
- unsigned int max_length; /* Max width of selected set */
- unsigned int flags; /* Div flags */
- unsigned int decimals; /* Number of decimals in field */
- } MYSQL_FIELD;
- typedef char **MYSQL_ROW; /* return data as array of strings */
- typedef unsigned int MYSQL_FIELD_OFFSET; /* offset to current field */
- #if defined(NO_CLIENT_LONG_LONG)
- typedef unsigned long my_ulonglong;
- #elif defined (__WIN__)
- typedef unsigned __int64 my_ulonglong;
- #else
- typedef unsigned long long my_ulonglong;
- #endif
- #define MYSQL_COUNT_ERROR (~(my_ulonglong) 0)
- typedef struct st_mysql_rows {
- struct st_mysql_rows *next; /* list of rows */
- MYSQL_ROW data;
- } MYSQL_ROWS;
- typedef MYSQL_ROWS *MYSQL_ROW_OFFSET; /* offset to current row */
- typedef struct st_mysql_data {
- my_ulonglong rows;
- unsigned int fields;
- MYSQL_ROWS *data;
- MEM_ROOT alloc;
- } MYSQL_DATA;
- struct st_mysql_options {
- unsigned int connect_timeout,client_flag;
- my_bool compress,named_pipe;
- unsigned int port;
- char *host,*init_command,*user,*password,*unix_socket,*db;
- char *my_cnf_file,*my_cnf_group, *charset_dir, *charset_name;
- my_bool use_ssl; /* if to use SSL or not */
- 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? */
- };
- 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};
- enum mysql_status { MYSQL_STATUS_READY,MYSQL_STATUS_GET_RESULT,
- MYSQL_STATUS_USE_RESULT};
- 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,*db;
- unsigned int port,client_flag,server_capabilities;
- unsigned int protocol_version;
- unsigned int field_count;
- unsigned int server_status;
- unsigned long thread_id; /* Id for connection in server */
- my_ulonglong affected_rows;
- my_ulonglong insert_id; /* id if insert on table with NEXTNR */
- my_ulonglong extra_info; /* Used by mysqlshow */
- unsigned long packet_length;
- enum mysql_status status;
- MYSQL_FIELD *fields;
- MEM_ROOT field_alloc;
- my_bool free_me; /* If free in mysql_close */
- my_bool reconnect; /* set to 1 if automatic reconnect */
- struct st_mysql_options options;
- char scramble_buff[9];
- struct charset_info_st *charset;
- unsigned int server_language;
- } MYSQL;
- typedef struct st_mysql_res {
- my_ulonglong row_count;
- unsigned int field_count, current_field;
- MYSQL_FIELD *fields;
- MYSQL_DATA *data;
- MYSQL_ROWS *data_cursor;
- MEM_ROOT field_alloc;
- MYSQL_ROW row; /* If unbuffered read */
- MYSQL_ROW current_row; /* buffer to current row */
- unsigned long *lengths; /* column lengths of current row */
- MYSQL *handle; /* for unbuffered reads */
- my_bool eof; /* Used my mysql_fetch_row */
- } MYSQL_RES;
- /* Functions to get information from the MYSQL and MYSQL_RES structures */
- /* Should definitely be used if one uses shared libraries */
- my_ulonglong STDCALL mysql_num_rows(MYSQL_RES *res);
- unsigned int STDCALL mysql_num_fields(MYSQL_RES *res);
- my_bool STDCALL mysql_eof(MYSQL_RES *res);
- MYSQL_FIELD *STDCALL mysql_fetch_field_direct(MYSQL_RES *res,
- unsigned int fieldnr);
- MYSQL_FIELD * STDCALL mysql_fetch_fields(MYSQL_RES *res);
- MYSQL_ROWS * STDCALL mysql_row_tell(MYSQL_RES *res);
- unsigned int STDCALL mysql_field_tell(MYSQL_RES *res);
- unsigned int STDCALL mysql_field_count(MYSQL *mysql);
- my_ulonglong STDCALL mysql_affected_rows(MYSQL *mysql);
- my_ulonglong STDCALL mysql_insert_id(MYSQL *mysql);
- unsigned int STDCALL mysql_errno(MYSQL *mysql);
- char * STDCALL mysql_error(MYSQL *mysql);
- char * STDCALL mysql_info(MYSQL *mysql);
- unsigned long STDCALL mysql_thread_id(MYSQL *mysql);
- const char * STDCALL mysql_character_set_name(MYSQL *mysql);
- MYSQL * STDCALL mysql_init(MYSQL *mysql);
- #ifdef HAVE_OPENSSL
- int STDCALL mysql_ssl_set(MYSQL *mysql, const char *key,
- const char *cert, const char *ca,
- const char *capath);
- char * STDCALL mysql_ssl_cipher(MYSQL *mysql);
- int STDCALL mysql_ssl_clear(MYSQL *mysql);
- #endif /* HAVE_OPENSSL */
- MYSQL * STDCALL mysql_connect(MYSQL *mysql, const char *host,
- const char *user, const char *passwd);
- my_bool STDCALL mysql_change_user(MYSQL *mysql, const char *user,
- const char *passwd, const char *db);
- #if MYSQL_VERSION_ID >= 32200
- MYSQL * STDCALL mysql_real_connect(MYSQL *mysql, const char *host,
- const char *user,
- const char *passwd,
- const char *db,
- unsigned int port,
- const char *unix_socket,
- unsigned int clientflag);
- #else
- MYSQL * STDCALL mysql_real_connect(MYSQL *mysql, const char *host,
- const char *user,
- const char *passwd,
- unsigned int port,
- const char *unix_socket,
- unsigned int clientflag);
- #endif
- void STDCALL mysql_close(MYSQL *sock);
- int STDCALL mysql_select_db(MYSQL *mysql, const char *db);
- int STDCALL mysql_query(MYSQL *mysql, const char *q);
- int STDCALL mysql_real_query(MYSQL *mysql, const char *q,
- unsigned int length);
- int STDCALL mysql_create_db(MYSQL *mysql, const char *DB);
- int STDCALL mysql_drop_db(MYSQL *mysql, const char *DB);
- int STDCALL mysql_shutdown(MYSQL *mysql,
- enum enum_shutdown_level
- shutdown_level);
- int STDCALL mysql_dump_debug_info(MYSQL *mysql);
- int STDCALL mysql_refresh(MYSQL *mysql,
- unsigned int refresh_options);
- int STDCALL mysql_kill(MYSQL *mysql,unsigned long pid);
- int STDCALL mysql_ping(MYSQL *mysql);
- char * STDCALL mysql_stat(MYSQL *mysql);
- char * STDCALL mysql_get_server_info(MYSQL *mysql);
- char * STDCALL mysql_get_client_info(void);
- char * STDCALL mysql_get_host_info(MYSQL *mysql);
- unsigned int STDCALL mysql_get_proto_info(MYSQL *mysql);
- MYSQL_RES * STDCALL mysql_list_dbs(MYSQL *mysql,const char *wild);
- MYSQL_RES * STDCALL mysql_list_tables(MYSQL *mysql,const char *wild);
- MYSQL_RES * STDCALL mysql_list_fields(MYSQL *mysql, const char *table,
- const char *wild);
- MYSQL_RES * STDCALL mysql_list_processes(MYSQL *mysql);
- MYSQL_RES * STDCALL mysql_store_result(MYSQL *mysql);
- MYSQL_RES * STDCALL mysql_use_result(MYSQL *mysql);
- int STDCALL mysql_options(MYSQL *mysql,enum mysql_option option,
- const char *arg);
- void STDCALL mysql_free_result(MYSQL_RES *result);
- void STDCALL mysql_data_seek(MYSQL_RES *result,
- my_ulonglong offset);
- MYSQL_ROW_OFFSET STDCALL mysql_row_seek(MYSQL_RES *result, MYSQL_ROW_OFFSET);
- MYSQL_FIELD_OFFSET STDCALL mysql_field_seek(MYSQL_RES *result,
- MYSQL_FIELD_OFFSET offset);
- MYSQL_ROW STDCALL mysql_fetch_row(MYSQL_RES *result);
- unsigned long * STDCALL mysql_fetch_lengths(MYSQL_RES *result);
- MYSQL_FIELD * STDCALL mysql_fetch_field(MYSQL_RES *result);
- unsigned long STDCALL mysql_escape_string(char *to,const char *from,
- unsigned long from_length);
- unsigned long STDCALL mysql_real_escape_string(MYSQL *mysql,
- char *to,const char *from,
- unsigned long length);
- void STDCALL mysql_debug(const char *debug);
- char * STDCALL mysql_odbc_escape_string(MYSQL *mysql,
- char *to,
- unsigned long to_length,
- const char *from,
- unsigned long from_length,
- void *param,
- char *
- (*extend_buffer)
- (void *, char *to,
- unsigned long *length));
- void STDCALL myodbc_remove_escape(MYSQL *mysql,char *name);
- unsigned int STDCALL mysql_thread_safe(void);
-
- #define mysql_reload(mysql) mysql_refresh((mysql),REFRESH_GRANT)
- /* new api functions */
- #define HAVE_MYSQL_REAL_CONNECT
- #ifndef MYSQL_SERVER
- #ifdef __cplusplus
- }
- #endif
- #endif
- #endif