[mirror_lxcfs.git] / src / proc_cpuview.h

/* SPDX-License-Identifier: LGPL-2.1+ */

#ifndef __LXCFS_PROC_CPUVIEW_FUSE_H
#define __LXCFS_PROC_CPUVIEW_FUSE_H

#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif

#ifndef FUSE_USE_VERSION
#define FUSE_USE_VERSION 26
#endif

#define _FILE_OFFSET_BITS 64

#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <unistd.h>

#include "config.h"
#include "macro.h"

struct cpuacct_usage {
	uint64_t user;
	uint64_t system;
	uint64_t idle;
	bool online;
};

extern int cpuview_proc_stat(const char *cg, const char *cpuset,
			     struct cpuacct_usage *cg_cpu_usage,
			     int cg_cpu_usage_size, FILE *f, char *buf,
			     size_t buf_size);
extern int proc_cpuinfo_read(char *buf, size_t size, off_t offset,
			     struct fuse_file_info *fi);
extern int read_cpuacct_usage_all(char *cg, char *cpuset,
				  struct cpuacct_usage **return_usage, int *size);
extern bool init_cpuview(void);
extern void free_cpuview(void);
extern int max_cpu_count(const char *cg);

#endif /* __LXCFS_PROC_CPUVIEW_FUSE_H */
Commit	Line	Data
db0463bf	1	/* SPDX-License-Identifier: LGPL-2.1+ */
1f5596dd CB	2
	3	#ifndef __LXCFS_PROC_CPUVIEW_FUSE_H
	4	#define __LXCFS_PROC_CPUVIEW_FUSE_H
	5
	6	#ifndef _GNU_SOURCE
	7	#define _GNU_SOURCE
	8	#endif
	9
	10	#ifndef FUSE_USE_VERSION
	11	#define FUSE_USE_VERSION 26
	12	#endif
	13
	14	#define _FILE_OFFSET_BITS 64
	15
	16	#include <stdio.h>
	17	#include <stdlib.h>
	18	#include <sys/types.h>
	19	#include <unistd.h>
	20
	21	#include "config.h"
	22	#include "macro.h"
	23
4ec5c9da CB	24	struct cpuacct_usage {
	25	uint64_t user;
	26	uint64_t system;
	27	uint64_t idle;
	28	bool online;
	29	};
1f5596dd CB	30
	31	extern int cpuview_proc_stat(const char cg, const char cpuset,
	32	struct cpuacct_usage *cg_cpu_usage,
	33	int cg_cpu_usage_size, FILE f, char buf,
	34	size_t buf_size);
	35	extern int proc_cpuinfo_read(char *buf, size_t size, off_t offset,
	36	struct fuse_file_info *fi);
	37	extern int read_cpuacct_usage_all(char cg, char cpuset,
	38	struct cpuacct_usage *return_usage, int size);
4ec5c9da CB	39	extern bool init_cpuview(void);
	40	extern void free_cpuview(void);
	41	extern int max_cpu_count(const char *cg);
1f5596dd CB	42
	43	#endif /* __LXCFS_PROC_CPUVIEW_FUSE_H */
	44