59 lines
1.6 KiB
C++

/* Copyright (c) 2015, 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,
51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */
/**
@file rewriter_udf.cc
*/
#include "my_config.h"
#include "rewriter_plugin.h"
#include <my_global.h>
#include <my_sys.h>
#include <mysql.h>
#include <ctype.h>
extern "C" {
my_bool load_rewrite_rules_init(UDF_INIT *initid, UDF_ARGS *args, char *message)
{
if (get_rewriter_plugin_info() != NULL)
return 0;
strncpy(message, "Rewriter plugin needs to be installed.", MYSQL_ERRMSG_SIZE);
return 1;
}
char *load_rewrite_rules(UDF_INIT *initid, UDF_ARGS *args, char *result,
unsigned long *length, char *is_null, char *error)
{
DBUG_ASSERT(get_rewriter_plugin_info() != NULL);
const char *message= NULL;
if (refresh_rules_table())
{
message= "Loading of some rule(s) failed.";
*length= static_cast<unsigned long>(strlen(message));
}
else
*is_null= 1;
return const_cast<char*>(message);
}
void load_rewrite_rules_deinit(UDF_INIT *initid) {}
}