fca674b16a
mysql_backend.c:gw_change_user: instead of setting flags directly to replybuffer, set server command to backend's protocol object and reply the message directly to backend where flags are set and it is replied back to client.
65 lines
2.4 KiB
C
65 lines
2.4 KiB
C
#ifndef _MODUTIL_H
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#define _MODUTIL_H
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/*
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* This file is distributed as part of MaxScale from MariaDB Corporation. It is free
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* software: you can redistribute it and/or modify it under the terms of the
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* GNU General Public License as published by the Free Software Foundation,
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* version 2.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 51
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* Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Copyright MariaDB Corporation Ab 2014
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*/
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/**
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* @file modutil.h A set of useful routines for module writers
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*
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* @verbatim
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* Revision History
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*
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* Date Who Description
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* 04/06/14 Mark Riddoch Initial implementation
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* 24/06/14 Mark Riddoch Add modutil_MySQL_Query to enable multipacket queries
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* 24/10/14 Massimiliano Pinto Add modutil_send_mysql_err_packet to send a mysql ERR_Packet
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*
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* @endverbatim
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*/
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#include <buffer.h>
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#include <dcb.h>
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#define PTR_IS_RESULTSET(b) (b[0] == 0x01 && b[1] == 0x0 && b[2] == 0x0 && b[3] == 0x01)
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#define PTR_IS_EOF(b) (b[0] == 0x05 && b[1] == 0x0 && b[2] == 0x0 && b[4] == 0xfe)
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#define PTR_IS_OK(b) (b[4] == 0x00)
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#define PTR_IS_ERR(b) (b[4] == 0xff)
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#define PTR_IS_LOCAL_INFILE(b) (b[4] == 0xfb)
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extern int modutil_is_SQL(GWBUF *);
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extern int modutil_extract_SQL(GWBUF *, char **, int *);
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extern int modutil_MySQL_Query(GWBUF *, char **, int *, int *);
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extern char *modutil_get_SQL(GWBUF *);
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extern GWBUF *modutil_replace_SQL(GWBUF *, char *);
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extern char *modutil_get_query(GWBUF* buf);
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extern int modutil_send_mysql_err_packet(DCB *, int, int, int, const char *, const char *);
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GWBUF* modutil_get_next_MySQL_packet(GWBUF** p_readbuf);
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GWBUF* modutil_get_complete_packets(GWBUF** p_readbuf);
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int modutil_MySQL_query_len(GWBUF* buf, int* nbytes_missing);
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void modutil_reply_parse_error(DCB* backend_dcb, char* errstr, uint32_t flags);
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void modutil_reply_auth_error(DCB* backend_dcb, char* errstr, uint32_t flags);
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GWBUF *modutil_create_mysql_err_msg(
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int packet_number,
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int affected_rows,
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int merrno,
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const char *statemsg,
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const char *msg);
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int modutil_count_signal_packets(GWBUF*,int,int);
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#endif
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