statinfo.h

linux/unix下c/s形式的资源监视,客户端负责搜集机器,再传送到服务端.

#ifndef _STATINFO_H_
#define _STATINFO_H_

#include <sys/types.h>
#include <sys/utsname.h>

#define MAX_CPUS 8
#define MAX_PROCS 256

struct time_format {
	int day;
	int hour;
	int minute;
	int second;
};

/* all processes's information, like ps */
struct _proc_stat {
	char user[15];				/* process's owner */
	char state;					/* process state */
	pid_t pid;					/* process PID */
	pid_t ppid;					/* process's parent's PID */
	char cpu_percent[8];		/* cpu utilization */
	char mem_percent[8];		/* memory utilization */
	int page_fault;				/* number of page faults */
	int last_cpu;				/* last CPU this process is running on */
	int vsize;					/* virtual memory size in KBytes */
	int rss;					/* resident set size in KBytes */
	char usr_time[16];			/* user time in seconds */
	char sys_time[16];			/* system time in seconds */
	char command[32];			/* the filename of executable */
	char cwd[128];				/* current working directory */
	char exe[128];				/* actual pathname of the executed command */
	struct time_format time_lasting; /* how long has this process lasting */
};
typedef struct _proc_stat proc_stat_t;

struct _proc_list {
	int num_of_procs;
	proc_stat_t procs[MAX_PROCS];
};
typedef struct _proc_list proc_list_t;

/* load information for one host */
struct _system_load_info {
	int num_of_cpu;					/* number of CPUs */

	char loadavg[3][8];				/* load averages, loadavg[3] is no use. */
	char dummy0[8];

	char cpu_freq[MAX_CPUS][16];	/* cpu frequencies */
	char cpu_util[MAX_CPUS][16];	/* cpu utiliazations */

	int total_mem;					/* total memory capacity */
	int free_mem;					/* free memory capacity */

	struct utsname sysinfo;			/* os, machine ... */
	char dummy1[10];				/* to align */
};
typedef struct _system_load_info system_load_info;

/* request for load information */
struct load_request {
	int type;					/* load type */
};

/* reply to load request */
struct load_reply {
	int result;
};

#endif