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-rw-r--r--mysql/mariadb_stmt.h284
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+/************************************************************************
+
+ 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., 51 Franklin Street, Fifth Floor, Boston,
+ MA 02111-1301, USA
+
+ Part of this code includes code from PHP's mysqlnd extension
+ (written by Andrey Hristov, Georg Richter and Ulf Wendel), freely
+ available from http://www.php.net/software
+
+*************************************************************************/
+
+#define MYSQL_NO_DATA 100
+#define MYSQL_DATA_TRUNCATED 101
+#define MYSQL_DEFAULT_PREFETCH_ROWS (unsigned long) 1
+
+/* Bind flags */
+#define MADB_BIND_DUMMY 1
+
+#define MARIADB_STMT_BULK_SUPPORTED(stmt)\
+ ((stmt)->mysql && \
+ (!((stmt)->mysql->server_capabilities & CLIENT_MYSQL) &&\
+ ((stmt)->mysql->extension->mariadb_server_capabilities & \
+ (MARIADB_CLIENT_STMT_BULK_OPERATIONS >> 32))))
+
+#define SET_CLIENT_STMT_ERROR(a, b, c, d) \
+{ \
+ (a)->last_errno= (b);\
+ strncpy((a)->sqlstate, (c), sizeof((a)->sqlstate));\
+ strncpy((a)->last_error, (d) ? (d) : ER((b)), sizeof((a)->last_error));\
+}
+
+#define CLEAR_CLIENT_STMT_ERROR(a) \
+{ \
+ (a)->last_errno= 0;\
+ strcpy((a)->sqlstate, "00000");\
+ (a)->last_error[0]= 0;\
+}
+
+#define MYSQL_PS_SKIP_RESULT_W_LEN -1
+#define MYSQL_PS_SKIP_RESULT_STR -2
+#define STMT_ID_LENGTH 4
+
+
+typedef struct st_mysql_stmt MYSQL_STMT;
+
+typedef MYSQL_RES* (*mysql_stmt_use_or_store_func)(MYSQL_STMT *);
+
+enum enum_stmt_attr_type
+{
+ STMT_ATTR_UPDATE_MAX_LENGTH,
+ STMT_ATTR_CURSOR_TYPE,
+ STMT_ATTR_PREFETCH_ROWS,
+ STMT_ATTR_PREBIND_PARAMS=200,
+ STMT_ATTR_ARRAY_SIZE,
+ STMT_ATTR_ROW_SIZE
+};
+
+enum enum_cursor_type
+{
+ CURSOR_TYPE_NO_CURSOR= 0,
+ CURSOR_TYPE_READ_ONLY= 1,
+ CURSOR_TYPE_FOR_UPDATE= 2,
+ CURSOR_TYPE_SCROLLABLE= 4
+};
+
+enum enum_indicator_type
+{
+ STMT_INDICATOR_NTS=-1,
+ STMT_INDICATOR_NONE=0,
+ STMT_INDICATOR_NULL=1,
+ STMT_INDICATOR_DEFAULT=2,
+ STMT_INDICATOR_IGNORE=3,
+ STMT_INDICATOR_IGNORE_ROW=4
+};
+
+/*
+ bulk PS flags
+*/
+#define STMT_BULK_FLAG_CLIENT_SEND_TYPES 128
+#define STMT_BULK_FLAG_INSERT_ID_REQUEST 64
+
+typedef enum mysql_stmt_state
+{
+ MYSQL_STMT_INITTED = 0,
+ MYSQL_STMT_PREPARED,
+ MYSQL_STMT_EXECUTED,
+ MYSQL_STMT_WAITING_USE_OR_STORE,
+ MYSQL_STMT_USE_OR_STORE_CALLED,
+ MYSQL_STMT_USER_FETCHING, /* fetch_row_buff or fetch_row_unbuf */
+ MYSQL_STMT_FETCH_DONE
+} enum_mysqlnd_stmt_state;
+
+typedef struct st_mysql_bind
+{
+ unsigned long *length; /* output length pointer */
+ my_bool *is_null; /* Pointer to null indicator */
+ void *buffer; /* buffer to get/put data */
+ /* set this if you want to track data truncations happened during fetch */
+ my_bool *error;
+ union {
+ unsigned char *row_ptr; /* for the current data position */
+ char *indicator; /* indicator variable */
+ } u;
+ void (*store_param_func)(NET *net, struct st_mysql_bind *param);
+ void (*fetch_result)(struct st_mysql_bind *, MYSQL_FIELD *,
+ unsigned char **row);
+ void (*skip_result)(struct st_mysql_bind *, MYSQL_FIELD *,
+ unsigned char **row);
+ /* output buffer length, must be set when fetching str/binary */
+ unsigned long buffer_length;
+ unsigned long offset; /* offset position for char/binary fetch */
+ unsigned long length_value; /* Used if length is 0 */
+ unsigned int flags; /* special flags, e.g. for dummy bind */
+ unsigned int pack_length; /* Internal length for packed data */
+ enum enum_field_types buffer_type; /* buffer type */
+ my_bool error_value; /* used if error is 0 */
+ my_bool is_unsigned; /* set if integer type is unsigned */
+ my_bool long_data_used; /* If used with mysql_send_long_data */
+ my_bool is_null_value; /* Used if is_null is 0 */
+ void *extension;
+} MYSQL_BIND;
+
+typedef struct st_mysqlnd_upsert_result
+{
+ unsigned int warning_count;
+ unsigned int server_status;
+ unsigned long long affected_rows;
+ unsigned long long last_insert_id;
+} mysql_upsert_status;
+
+typedef struct st_mysql_cmd_buffer
+{
+ unsigned char *buffer;
+ size_t length;
+} MYSQL_CMD_BUFFER;
+
+typedef struct st_mysql_error_info
+{
+ unsigned int error_no;
+ char error[MYSQL_ERRMSG_SIZE+1];
+ char sqlstate[SQLSTATE_LENGTH + 1];
+} mysql_error_info;
+
+
+struct st_mysqlnd_stmt_methods
+{
+ my_bool (*prepare)(const MYSQL_STMT * stmt, const char * const query, size_t query_len);
+ my_bool (*execute)(const MYSQL_STMT * stmt);
+ MYSQL_RES * (*use_result)(const MYSQL_STMT * stmt);
+ MYSQL_RES * (*store_result)(const MYSQL_STMT * stmt);
+ MYSQL_RES * (*get_result)(const MYSQL_STMT * stmt);
+ my_bool (*free_result)(const MYSQL_STMT * stmt);
+ my_bool (*seek_data)(const MYSQL_STMT * stmt, unsigned long long row);
+ my_bool (*reset)(const MYSQL_STMT * stmt);
+ my_bool (*close)(const MYSQL_STMT * stmt); /* private */
+ my_bool (*dtor)(const MYSQL_STMT * stmt); /* use this for mysqlnd_stmt_close */
+
+ my_bool (*fetch)(const MYSQL_STMT * stmt, my_bool * const fetched_anything);
+
+ my_bool (*bind_param)(const MYSQL_STMT * stmt, const MYSQL_BIND bind);
+ my_bool (*refresh_bind_param)(const MYSQL_STMT * stmt);
+ my_bool (*bind_result)(const MYSQL_STMT * stmt, const MYSQL_BIND *bind);
+ my_bool (*send_long_data)(const MYSQL_STMT * stmt, unsigned int param_num,
+ const char * const data, size_t length);
+ MYSQL_RES *(*get_parameter_metadata)(const MYSQL_STMT * stmt);
+ MYSQL_RES *(*get_result_metadata)(const MYSQL_STMT * stmt);
+ unsigned long long (*get_last_insert_id)(const MYSQL_STMT * stmt);
+ unsigned long long (*get_affected_rows)(const MYSQL_STMT * stmt);
+ unsigned long long (*get_num_rows)(const MYSQL_STMT * stmt);
+
+ unsigned int (*get_param_count)(const MYSQL_STMT * stmt);
+ unsigned int (*get_field_count)(const MYSQL_STMT * stmt);
+ unsigned int (*get_warning_count)(const MYSQL_STMT * stmt);
+
+ unsigned int (*get_error_no)(const MYSQL_STMT * stmt);
+ const char * (*get_error_str)(const MYSQL_STMT * stmt);
+ const char * (*get_sqlstate)(const MYSQL_STMT * stmt);
+
+ my_bool (*get_attribute)(const MYSQL_STMT * stmt, enum enum_stmt_attr_type attr_type, const void * value);
+ my_bool (*set_attribute)(const MYSQL_STMT * stmt, enum enum_stmt_attr_type attr_type, const void * value);
+ void (*set_error)(MYSQL_STMT *stmt, unsigned int error_nr, const char *sqlstate, const char *format, ...);
+};
+
+typedef int (*mysql_stmt_fetch_row_func)(MYSQL_STMT *stmt, unsigned char **row);
+
+struct st_mysql_stmt
+{
+ MA_MEM_ROOT mem_root;
+ MYSQL *mysql;
+ unsigned long stmt_id;
+ unsigned long flags;/* cursor is set here */
+ enum_mysqlnd_stmt_state state;
+ MYSQL_FIELD *fields;
+ unsigned int field_count;
+ unsigned int param_count;
+ unsigned char send_types_to_server;
+ MYSQL_BIND *params;
+ MYSQL_BIND *bind;
+ MYSQL_DATA result; /* we don't use mysqlnd's result set logic */
+ MYSQL_ROWS *result_cursor;
+ my_bool bind_result_done;
+ my_bool bind_param_done;
+
+ mysql_upsert_status upsert_status;
+
+ unsigned int last_errno;
+ char last_error[MYSQL_ERRMSG_SIZE+1];
+ char sqlstate[SQLSTATE_LENGTH + 1];
+
+ my_bool update_max_length;
+ unsigned long prefetch_rows;
+ LIST list;
+
+ my_bool cursor_exists;
+
+ void *extension;
+ mysql_stmt_fetch_row_func fetch_row_func;
+ unsigned int execute_count;/* count how many times the stmt was executed */
+ mysql_stmt_use_or_store_func default_rset_handler;
+ struct st_mysqlnd_stmt_methods *m;
+ unsigned int array_size;
+ size_t row_size;
+ unsigned int prebind_params;
+};
+
+typedef void (*ps_field_fetch_func)(MYSQL_BIND *r_param, const MYSQL_FIELD * field, unsigned char **row);
+typedef struct st_mysql_perm_bind {
+ ps_field_fetch_func func;
+ /* should be signed int */
+ int pack_len;
+ unsigned long max_len;
+} MYSQL_PS_CONVERSION;
+
+extern MYSQL_PS_CONVERSION mysql_ps_fetch_functions[MYSQL_TYPE_GEOMETRY + 1];
+unsigned long ma_net_safe_read(MYSQL *mysql);
+void mysql_init_ps_subsystem(void);
+unsigned long net_field_length(unsigned char **packet);
+int ma_simple_command(MYSQL *mysql,enum enum_server_command command, const char *arg,
+ size_t length, my_bool skipp_check, void *opt_arg);
+/*
+ * function prototypes
+ */
+MYSQL_STMT * STDCALL mysql_stmt_init(MYSQL *mysql);
+int STDCALL mysql_stmt_prepare(MYSQL_STMT *stmt, const char *query, unsigned long length);
+int STDCALL mysql_stmt_execute(MYSQL_STMT *stmt);
+int STDCALL mysql_stmt_fetch(MYSQL_STMT *stmt);
+int STDCALL mysql_stmt_fetch_column(MYSQL_STMT *stmt, MYSQL_BIND *bind_arg, unsigned int column, unsigned long offset);
+int STDCALL mysql_stmt_store_result(MYSQL_STMT *stmt);
+unsigned long STDCALL mysql_stmt_param_count(MYSQL_STMT * stmt);
+my_bool STDCALL mysql_stmt_attr_set(MYSQL_STMT *stmt, enum enum_stmt_attr_type attr_type, const void *attr);
+my_bool STDCALL mysql_stmt_attr_get(MYSQL_STMT *stmt, enum enum_stmt_attr_type attr_type, void *attr);
+my_bool STDCALL mysql_stmt_bind_param(MYSQL_STMT * stmt, MYSQL_BIND * bnd);
+my_bool STDCALL mysql_stmt_bind_result(MYSQL_STMT * stmt, MYSQL_BIND * bnd);
+my_bool STDCALL mysql_stmt_close(MYSQL_STMT * stmt);
+my_bool STDCALL mysql_stmt_reset(MYSQL_STMT * stmt);
+my_bool STDCALL mysql_stmt_free_result(MYSQL_STMT *stmt);
+my_bool STDCALL mysql_stmt_send_long_data(MYSQL_STMT *stmt, unsigned int param_number, const char *data, unsigned long length);
+MYSQL_RES *STDCALL mysql_stmt_result_metadata(MYSQL_STMT *stmt);
+MYSQL_RES *STDCALL mysql_stmt_param_metadata(MYSQL_STMT *stmt);
+unsigned int STDCALL mysql_stmt_errno(MYSQL_STMT * stmt);
+const char *STDCALL mysql_stmt_error(MYSQL_STMT * stmt);
+const char *STDCALL mysql_stmt_sqlstate(MYSQL_STMT * stmt);
+MYSQL_ROW_OFFSET STDCALL mysql_stmt_row_seek(MYSQL_STMT *stmt, MYSQL_ROW_OFFSET offset);
+MYSQL_ROW_OFFSET STDCALL mysql_stmt_row_tell(MYSQL_STMT *stmt);
+void STDCALL mysql_stmt_data_seek(MYSQL_STMT *stmt, unsigned long long offset);
+unsigned long long STDCALL mysql_stmt_num_rows(MYSQL_STMT *stmt);
+unsigned long long STDCALL mysql_stmt_affected_rows(MYSQL_STMT *stmt);
+unsigned long long STDCALL mysql_stmt_insert_id(MYSQL_STMT *stmt);
+unsigned int STDCALL mysql_stmt_field_count(MYSQL_STMT *stmt);
+int STDCALL mysql_stmt_next_result(MYSQL_STMT *stmt);
+my_bool STDCALL mysql_stmt_more_results(MYSQL_STMT *stmt);
+int STDCALL mariadb_stmt_execute_direct(MYSQL_STMT *stmt, const char *stmt_str, size_t length);