74 lines
2.8 KiB
C
74 lines
2.8 KiB
C
#ifndef _MODUTIL_H
|
|
#define _MODUTIL_H
|
|
/*
|
|
* This file is distributed as part of MaxScale from MariaDB Corporation. It 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.
|
|
*
|
|
* 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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*
|
|
* Copyright MariaDB Corporation Ab 2014
|
|
*/
|
|
|
|
/**
|
|
* @file modutil.h A set of useful routines for module writers
|
|
*
|
|
* @verbatim
|
|
* Revision History
|
|
*
|
|
* Date Who Description
|
|
* 04/06/14 Mark Riddoch Initial implementation
|
|
* 24/06/14 Mark Riddoch Add modutil_MySQL_Query to enable multipacket queries
|
|
* 24/10/14 Massimiliano Pinto Add modutil_send_mysql_err_packet to send a mysql ERR_Packet
|
|
*
|
|
* @endverbatim
|
|
*/
|
|
#include <buffer.h>
|
|
#include <dcb.h>
|
|
#include <string.h>
|
|
#include <maxscale_pcre2.h>
|
|
|
|
#define PTR_IS_RESULTSET(b) (b[0] == 0x01 && b[1] == 0x0 && b[2] == 0x0 && b[3] == 0x01)
|
|
#define PTR_IS_EOF(b) (b[0] == 0x05 && b[1] == 0x0 && b[2] == 0x0 && b[4] == 0xfe)
|
|
#define PTR_IS_OK(b) (b[4] == 0x00)
|
|
#define PTR_IS_ERR(b) (b[4] == 0xff)
|
|
#define PTR_IS_LOCAL_INFILE(b) (b[4] == 0xfb)
|
|
#define IS_FULL_RESPONSE(buf) (modutil_count_signal_packets(buf,0,0) == 2)
|
|
#define PTR_EOF_MORE_RESULTS(b) ((PTR_IS_EOF(b) && ptr[7] & 0x08))
|
|
|
|
|
|
extern int modutil_is_SQL(GWBUF *);
|
|
extern int modutil_is_SQL_prepare(GWBUF *);
|
|
extern int modutil_extract_SQL(GWBUF *, char **, int *);
|
|
extern int modutil_MySQL_Query(GWBUF *, char **, int *, int *);
|
|
extern char *modutil_get_SQL(GWBUF *);
|
|
extern GWBUF *modutil_replace_SQL(GWBUF *, char *);
|
|
extern char *modutil_get_query(GWBUF* buf);
|
|
extern int modutil_send_mysql_err_packet(DCB *, int, int, int, const char *, const char *);
|
|
GWBUF* modutil_get_next_MySQL_packet(GWBUF** p_readbuf);
|
|
GWBUF* modutil_get_complete_packets(GWBUF** p_readbuf);
|
|
int modutil_MySQL_query_len(GWBUF* buf, int* nbytes_missing);
|
|
void modutil_reply_parse_error(DCB* backend_dcb, char* errstr, uint32_t flags);
|
|
void modutil_reply_auth_error(DCB* backend_dcb, char* errstr, uint32_t flags);
|
|
int modutil_count_statements(GWBUF* buffer);
|
|
GWBUF* modutil_create_query(char* query);
|
|
|
|
GWBUF *modutil_create_mysql_err_msg(
|
|
int packet_number,
|
|
int affected_rows,
|
|
int merrno,
|
|
const char *statemsg,
|
|
const char *msg);
|
|
|
|
int modutil_count_signal_packets(GWBUF*,int,int,int*);
|
|
mxs_pcre2_result_t modutil_mysql_wildcard_match(const char* pattern, const char* string);
|
|
#endif
|