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/*
Copyright (C) 2010 Stewart Smith
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; either version 2
of the License, or (at your option) any later version.
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.
*/
#include <config.h>
#include <drizzled/plugin/table_function.h>
#include <haildb.h>
#include "status_table_function.h"
using namespace std;
using namespace drizzled;
class LibInnoDBStatusTool : public drizzled::plugin::TableFunction
{
public:
LibInnoDBStatusTool();
LibInnoDBStatusTool(const char *table_arg) :
drizzled::plugin::TableFunction("data_dictionary", table_arg)
{ }
~LibInnoDBStatusTool() {}
class Generator : public drizzled::plugin::TableFunction::Generator
{
private:
const char **names;
uint32_t names_count;
uint32_t names_next;
public:
Generator(drizzled::Field **arg);
~Generator();
bool populate();
};
LibInnoDBStatusTool::Generator *generator(drizzled::Field **arg)
{
return new Generator(arg);
}
};
LibInnoDBStatusTool::LibInnoDBStatusTool() :
plugin::TableFunction("DATA_DICTIONARY", "HAILDB_STATUS")
{
add_field("NAME");
add_field("VALUE", plugin::TableFunction::NUMBER);
}
LibInnoDBStatusTool::Generator::Generator(Field **arg) :
plugin::TableFunction::Generator(arg),
names_next(0)
{
ib_err_t err= ib_status_get_all(&names, &names_count);
assert(err == DB_SUCCESS);
}
LibInnoDBStatusTool::Generator::~Generator()
{
free(names);
}
bool LibInnoDBStatusTool::Generator::populate()
{
if (names[names_next] != NULL)
{
const char* config_name= names[names_next];
push(config_name);
ib_i64_t value;
ib_err_t err= ib_status_get_i64(config_name, &value);
assert(err == DB_SUCCESS);
push(value);
names_next++;
return true;
}
return false; // No more rows
}
static LibInnoDBStatusTool *status_tool;
int status_table_function_initialize(drizzled::module::Context &context)
{
status_tool= new(std::nothrow)LibInnoDBStatusTool();
context.add(status_tool);
return 0;
}
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