53 lines
1.8 KiB
C
53 lines
1.8 KiB
C
|
#pragma once
|
|||
|
|
/**
|
|||
|
|
* @file TaskData.h
|
|||
|
|
* @brief task进程，缓存数据
|
|||
|
|
* @author your name (you@domain.com)
|
|||
|
|
* @version 0.1
|
|||
|
|
* @date 2024-02-27
|
|||
|
|
*
|
|||
|
|
* Copyright: Baosight Co. Ltd.
|
|||
|
|
* DO NOT COPY/USE WITHOUT PERMISSION
|
|||
|
|
*
|
|||
|
|
*/
|
|||
|
|
#include <mix_cc/shm.h>
|
|||
|
|
namespace TaskShm {
|
|||
|
|
namespace SHM = mix_cc::shm;
|
|||
|
|
namespace bipc = mix_cc::shm::bip;
|
|||
|
|
|
|||
|
|
const static std::string dir_path = "/users/dsc/shm";
|
|||
|
|
const static std::string shm_file = "TaskData"; ///<映射文件名
|
|||
|
|
const double data_size = 500*10; ///< 数据大小 MB
|
|||
|
|
const size_t MAX_LEN_DAYS = 30; ///<最多可放30天的数据
|
|||
|
|
const size_t DATA_COL_FRE = 50; ///<每秒采集数据点数
|
|||
|
|
static bipc::managed_mapped_file
|
|||
|
|
obj_mapped_file(bipc::open_or_create,
|
|||
|
|
(dir_path + "/" + shm_file + "_boost.mmap").c_str(),
|
|||
|
|
mix_cc::data_size::MB(data_size));
|
|||
|
|
|
|||
|
|
struct DataRecord {
|
|||
|
|
float data_record[MAX_LEN_DAYS * 24 * 60 * 60 * DATA_COL_FRE];
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
/**
|
|||
|
|
* @brief 记录的开始时间，结束时间,数据长度
|
|||
|
|
*/
|
|||
|
|
struct TimeRecord {
|
|||
|
|
int stime;
|
|||
|
|
int etime;
|
|||
|
|
size_t data_size; ///<数据长度
|
|||
|
|
};
|
|||
|
|
/*单例 map 记录task数据项*/
|
|||
|
|
const static bipc::offset_ptr<SHM::Map<int, DataRecord>> TaskRecordPtr =
|
|||
|
|
SHM::MapBuilder<int, DataRecord>::find_or_construct(&obj_mapped_file,
|
|||
|
|
shm_file);
|
|||
|
|
/*单例 TimeRecord 保持 记录的起止时间*/
|
|||
|
|
// const static bipc::offset_ptr<SHM::Map<int, TimeRecord>> TimeRecordPtr =
|
|||
|
|
// SHM::MapBuilder<int, TimeRecord>::find_or_construct(&obj_mapped_file,
|
|||
|
|
// shm_file);
|
|||
|
|
/*单例 TimeRecord 保持 记录的起止时间*/
|
|||
|
|
// const static bipc::offset_ptr<TimeRecord> TimeRecordPtr =
|
|||
|
|
// obj_mapped_file.find_or_construct<TimeRecord>("TimeRecord")();
|
|||
|
|
|
|||
|
|
} // namespace TaskShm
|