#ifndef SQL_COMMON_INCLUDED #define SQL_COMMON_INCLUDED /* Copyright (c) 2003, 2018, Oracle and/or its affiliates. All rights reserved. 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; version 2 of the License. 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #define SQL_COMMON_INCLUDED #ifdef __cplusplus extern "C" { #endif #include <mysql.h> #include <hash.h> extern const char *unknown_sqlstate; extern const char *cant_connect_sqlstate; extern const char *not_error_sqlstate; /* Free all memory allocated in MYSQL handle except the current options. */ void mysql_close_free(MYSQL *mysql); /* Clear connection options stored in MYSQL handle and free memory used by them. */ void mysql_close_free_options(MYSQL *mysql); /** The structure is used to hold the state change information received from the server. LIST functions are used for manipulation of the members of the structure. */ typedef struct st_session_track_info_node { /** head_node->data is a LEX_STRING which contains the variable name. */ LIST *head_node; LIST *current_node; } STATE_INFO_NODE; /** Store the change info received from the server in an array of linked lists with STATE_INFO_NODE elements (one per state type). */ typedef struct st_session_track_info { /** Array of STATE_NODE_INFO elements (one per state type). */ struct st_session_track_info_node info_list[SESSION_TRACK_END + 1]; } STATE_INFO; /* Access to MYSQL::extension member. Note: functions mysql_extension_{init,free}() are defined in client.c. */ struct st_mysql_trace_info; typedef struct st_mysql_extension { struct st_mysql_trace_info *trace_data; struct st_session_track_info state_change; } MYSQL_EXTENSION; /* "Constructor/destructor" for MYSQL extension structure. */ struct st_mysql_extension* mysql_extension_init(struct st_mysql*); void mysql_extension_free(struct st_mysql_extension*); /* Note: Allocated extension structure is freed in mysql_close_free() called by mysql_close(). */ #define MYSQL_EXTENSION_PTR(H) \ ( \ (struct st_mysql_extension*) \ ( (H)->extension ? \ (H)->extension : ((H)->extension= mysql_extension_init(H)) \ ) \ ) struct st_mysql_options_extention { char *plugin_dir; char *default_auth; char *ssl_crl; /* PEM CRL file */ char *ssl_crlpath; /* PEM directory of CRL-s? */ HASH connection_attributes; char *server_public_key_path; size_t connection_attributes_length; my_bool enable_cleartext_plugin; my_bool get_server_public_key; char *tls_version; /* TLS version option */ long ssl_ctx_flags; /* SSL ctx options flag */ unsigned int ssl_mode; }; typedef struct st_mysql_methods { my_bool (*read_query_result)(MYSQL *mysql); my_bool (*advanced_command)(MYSQL *mysql, enum enum_server_command command, const unsigned char *header, size_t header_length, const unsigned char *arg, size_t arg_length, my_bool skip_check, MYSQL_STMT *stmt); MYSQL_DATA *(*read_rows)(MYSQL *mysql,MYSQL_FIELD *mysql_fields, unsigned int fields); MYSQL_RES * (*use_result)(MYSQL *mysql); void (*fetch_lengths)(unsigned long *to, MYSQL_ROW column, unsigned int field_count); void (*flush_use_result)(MYSQL *mysql, my_bool flush_all_results); int (*read_change_user_result)(MYSQL *mysql); #if !defined(MYSQL_SERVER) || defined(EMBEDDED_LIBRARY) MYSQL_FIELD * (*list_fields)(MYSQL *mysql); my_bool (*read_prepare_result)(MYSQL *mysql, MYSQL_STMT *stmt); int (*stmt_execute)(MYSQL_STMT *stmt); int (*read_binary_rows)(MYSQL_STMT *stmt); int (*unbuffered_fetch)(MYSQL *mysql, char **row); void (*free_embedded_thd)(MYSQL *mysql); const char *(*read_statistics)(MYSQL *mysql); my_bool (*next_result)(MYSQL *mysql); int (*read_rows_from_cursor)(MYSQL_STMT *stmt); void (*free_rows)(MYSQL_DATA *cur); #endif } MYSQL_METHODS; #define simple_command(mysql, command, arg, length, skip_check) \ ((mysql)->methods \ ? (*(mysql)->methods->advanced_command)(mysql, command, 0, \ 0, arg, length, skip_check, NULL) \ : (set_mysql_error(mysql, CR_COMMANDS_OUT_OF_SYNC, unknown_sqlstate), 1)) #define stmt_command(mysql, command, arg, length, stmt) \ ((mysql)->methods \ ? (*(mysql)->methods->advanced_command)(mysql, command, 0, \ 0, arg, length, 1, stmt) \ : (set_mysql_error(mysql, CR_COMMANDS_OUT_OF_SYNC, unknown_sqlstate), 1)) extern CHARSET_INFO *default_client_charset_info; MYSQL_FIELD *unpack_fields(MYSQL *mysql, MYSQL_ROWS *data,MEM_ROOT *alloc, uint fields, my_bool default_value, uint server_capabilities); MYSQL_FIELD * cli_read_metadata_ex(MYSQL *mysql, MEM_ROOT *alloc, unsigned long field_count, unsigned int fields); MYSQL_FIELD * cli_read_metadata(MYSQL *mysql, unsigned long field_count, unsigned int fields); void free_rows(MYSQL_DATA *cur); void free_old_query(MYSQL *mysql); void end_server(MYSQL *mysql); my_bool mysql_reconnect(MYSQL *mysql); void mysql_read_default_options(struct st_mysql_options *options, const char *filename,const char *group); my_bool cli_advanced_command(MYSQL *mysql, enum enum_server_command command, const unsigned char *header, size_t header_length, const unsigned char *arg, size_t arg_length, my_bool skip_check, MYSQL_STMT *stmt); unsigned long cli_safe_read(MYSQL *mysql, my_bool *is_data_packet); unsigned long cli_safe_read_with_ok(MYSQL *mysql, my_bool parse_ok, my_bool *is_data_packet); void net_clear_error(NET *net); void set_stmt_errmsg(MYSQL_STMT *stmt, NET *net); void set_stmt_error(MYSQL_STMT *stmt, int errcode, const char *sqlstate, const char *err); void set_mysql_error(MYSQL *mysql, int errcode, const char *sqlstate); void set_mysql_extended_error(MYSQL *mysql, int errcode, const char *sqlstate, const char *format, ...); #ifdef EMBEDDED_LIBRARY int embedded_ssl_check(MYSQL *mysql); #endif /* client side of the pluggable authentication */ struct st_plugin_vio_info; void mpvio_info(Vio *vio, struct st_plugin_vio_info *info); int run_plugin_auth(MYSQL *mysql, char *data, uint data_len, const char *data_plugin, const char *db); int mysql_client_plugin_init(); void mysql_client_plugin_deinit(); struct st_mysql_client_plugin; extern struct st_mysql_client_plugin *mysql_client_builtins[]; uchar * send_client_connect_attrs(MYSQL *mysql, uchar *buf); extern my_bool libmysql_cleartext_plugin_enabled; int is_file_or_dir_world_writable(const char *filepath); void read_ok_ex(MYSQL *mysql, unsigned long len); #ifdef __cplusplus } #endif #define protocol_41(A) ((A)->server_capabilities & CLIENT_PROTOCOL_41) #endif /* SQL_COMMON_INCLUDED */

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