[mirror_iproute2.git] / misc / lnstat.h

#ifndef _LNSTAT_H
#define _LNSTAT_H

#include <limits.h>
#include <sys/select.h>

#define LNSTAT_VERSION "0.02 041002"

#define PROC_NET_STAT	"/proc/net/stat"

#define LNSTAT_MAX_FILES			32
#define LNSTAT_MAX_FIELDS_PER_LINE		32
#define LNSTAT_MAX_FIELD_NAME_LEN		32

struct lnstat_file;

struct lnstat_field {
	struct lnstat_file *file;
	unsigned int num;			/* field number in line */
	char name[LNSTAT_MAX_FIELD_NAME_LEN+1];
	unsigned long values[2];		/* two buffers for values */
	unsigned long result;
};

struct lnstat_file {
	struct lnstat_file *next;
	char path[PATH_MAX+1];
	char basename[NAME_MAX+1];
	struct timeval last_read;		/* last time of read */
	struct timeval interval;		/* interval */
	int compat;				/* 1 == backwards compat mode */
	FILE *fp;
	unsigned int num_fields;		/* number of fields */
	struct lnstat_field fields[LNSTAT_MAX_FIELDS_PER_LINE];
};


struct lnstat_file *lnstat_scan_dir(const char *path, const int num_req_files,
				    const char **req_files);
int lnstat_update(struct lnstat_file *lnstat_files);
int lnstat_dump(FILE *outfd, struct lnstat_file *lnstat_files);
struct lnstat_field *lnstat_find_field(struct lnstat_file *lnstat_files,
				       const char *name);
#endif /* _LNSTAT_H */
Commit	Line	Data
4677a549 SH	1	#ifndef _LNSTAT_H
	2	#define _LNSTAT_H
	3
	4	#include <limits.h>
dd9cc0ee	5	#include <sys/select.h>
4677a549 SH	6
	7	#define LNSTAT_VERSION "0.02 041002"
	8
	9	#define PROC_NET_STAT "/proc/net/stat"
	10
	11	#define LNSTAT_MAX_FILES 32
	12	#define LNSTAT_MAX_FIELDS_PER_LINE 32
	13	#define LNSTAT_MAX_FIELD_NAME_LEN 32
	14
	15	struct lnstat_file;
	16
	17	struct lnstat_field {
	18	struct lnstat_file *file;
	19	unsigned int num; /* field number in line */
	20	char name[LNSTAT_MAX_FIELD_NAME_LEN+1];
	21	unsigned long values[2]; /* two buffers for values */
	22	unsigned long result;
	23	};
	24
	25	struct lnstat_file {
	26	struct lnstat_file *next;
	27	char path[PATH_MAX+1];
	28	char basename[NAME_MAX+1];
	29	struct timeval last_read; /* last time of read */
	30	struct timeval interval; /* interval */
	31	int compat; /* 1 == backwards compat mode */
	32	FILE *fp;
	33	unsigned int num_fields; /* number of fields */
	34	struct lnstat_field fields[LNSTAT_MAX_FIELDS_PER_LINE];
	35	};
	36
	37
	38	struct lnstat_file lnstat_scan_dir(const char path, const int num_req_files,
	39	const char **req_files);
	40	int lnstat_update(struct lnstat_file *lnstat_files);
	41	int lnstat_dump(FILE outfd, struct lnstat_file lnstat_files);
	42	struct lnstat_field lnstat_find_field(struct lnstat_file lnstat_files,
	43	const char *name);
	44	#endif /* _LNSTAT_H */