homework-jianmu/include/os/osSysinfo.h

94 lines
3.0 KiB
C

/*
* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the GNU Affero General Public License, version 3
* or later ("AGPL"), as published by the Free Software Foundation.
*
* 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.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _TD_OS_SYSINFO_H_
#define _TD_OS_SYSINFO_H_
#include "os.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct {
int64_t total;
int64_t used;
int64_t avail;
} SDiskSize;
typedef struct {
int64_t reserved;
SDiskSize size;
} SDiskSpace;
bool taosCheckSystemIsLittleEnd();
void taosGetSystemInfo();
int64_t taosGetOsUptime();
int32_t taosGetEmail(char *email, int32_t maxLen);
int32_t taosGetOsReleaseName(char *releaseName, char* sName, char* ver, int32_t maxLen);
int32_t taosGetCpuInfo(char *cpuModel, int32_t maxLen, float *numOfCores);
int32_t taosGetCpuCores(float *numOfCores, bool physical);
int32_t taosGetCpuUsage(double *cpu_system, double *cpu_engine);
int32_t taosGetCpuInstructions(char* sse42, char* avx, char* avx2, char* fma, char* avx512);
int32_t taosGetTotalMemory(int64_t *totalKB);
int32_t taosGetProcMemory(int64_t *usedKB);
int32_t taosGetSysMemory(int64_t *usedKB);
int32_t taosGetSysAvailMemory(int64_t *availSize);
int32_t taosGetDiskSize(char *dataDir, SDiskSize *diskSize);
int32_t taosGetProcIO(int64_t *rchars, int64_t *wchars, int64_t *read_bytes, int64_t *write_bytes);
int32_t taosGetProcIODelta(int64_t *rchars, int64_t *wchars, int64_t *read_bytes, int64_t *write_bytes);
void taosSetDefaultProcIODelta(int64_t *rchars, int64_t *wchars, int64_t *read_bytes, int64_t *write_bytes);
int32_t taosGetCardInfo(int64_t *receive_bytes, int64_t *transmit_bytes);
int32_t taosGetCardInfoDelta(int64_t *receive_bytes, int64_t *transmit_bytes);
void taosSetDefaultCardInfoDelta(int64_t *receive_bytes, int64_t *transmit_bytes);
void taosKillSystem();
int32_t taosGetSystemUUIDLimit36(char *uid, int32_t uidlen);
int32_t taosGetSystemUUIDLen(char *uid, int32_t uidlen);
char *taosGetCmdlineByPID(int32_t pid);
void taosSetCoreDump(bool enable);
#if !defined(LINUX) || defined(TD_ASTRA)
#define _UTSNAME_LENGTH 65
#define _UTSNAME_MACHINE_LENGTH _UTSNAME_LENGTH
#endif // WINDOWS
#if defined(_ALPINE)
#define _UTSNAME_LENGTH 65
#define _UTSNAME_MACHINE_LENGTH _UTSNAME_LENGTH
#endif
typedef struct {
char sysname[_UTSNAME_MACHINE_LENGTH];
char nodename[_UTSNAME_MACHINE_LENGTH];
char release[_UTSNAME_MACHINE_LENGTH];
char version[_UTSNAME_MACHINE_LENGTH];
char machine[_UTSNAME_MACHINE_LENGTH];
} SysNameInfo;
SysNameInfo taosGetSysNameInfo();
bool taosCheckCurrentInDll();
int32_t taosGetlocalhostname(char *hostname, size_t maxLen);
#ifdef __cplusplus
}
#endif
#endif