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/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
#ifndef mrg_jtt_data_src_hpp
#define mrg_jtt_data_src_hpp
#include <cstddef>
#include "qpid/legacystore/jrnl/slock.h"
#include "qpid/legacystore/jrnl/smutex.h"
#include <pthread.h>
#include <string>
#include <sys/types.h>
#define DATA_SIZE 1024 * 1024
#define XID_SIZE 1024 * 1024
namespace mrg
{
namespace jtt
{
class data_src
{
public:
static const std::size_t max_dsize = DATA_SIZE;
static const std::size_t max_xsize = XID_SIZE;
private:
static char _data_src[];
static char _xid_src[];
static u_int64_t _xid_cnt;
static bool _initialized;
static mrg::journal::smutex _sm;
public:
static const char* get_data(const std::size_t offs);
static std::string get_xid(const std::size_t xid_size);
private:
data_src();
static u_int64_t get_xid_cnt() { mrg::journal::slock s(_sm); return _xid_cnt++; }
static const char* get_xid_content(const std::size_t offs);
static bool __init();
};
} // namespace jtt
} // namespace mrg
#endif // ifndef mrg_jtt_data_src_hpp
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