|
Packit Service |
3880ab |
/* SPDX-License-Identifier: GPL-2.0 */
|
|
Packit Service |
3880ab |
#ifndef _LNSTAT_H
|
|
Packit Service |
3880ab |
#define _LNSTAT_H
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
#include <limits.h>
|
|
Packit Service |
3880ab |
#include <sys/select.h>
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
#define PROC_NET_STAT "/proc/net/stat"
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
#define LNSTAT_MAX_FILES 32
|
|
Packit Service |
3880ab |
#define LNSTAT_MAX_FIELDS_PER_LINE 32
|
|
Packit Service |
3880ab |
#define LNSTAT_MAX_FIELD_NAME_LEN 32
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
struct lnstat_file;
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
struct lnstat_field {
|
|
Packit Service |
3880ab |
struct lnstat_file *file;
|
|
Packit Service |
3880ab |
unsigned int num; /* field number in line */
|
|
Packit Service |
3880ab |
char name[LNSTAT_MAX_FIELD_NAME_LEN+1];
|
|
Packit Service |
3880ab |
unsigned long values[2]; /* two buffers for values */
|
|
Packit Service |
3880ab |
unsigned long result;
|
|
Packit Service |
3880ab |
};
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
struct lnstat_file {
|
|
Packit Service |
3880ab |
struct lnstat_file *next;
|
|
Packit Service |
3880ab |
char path[PATH_MAX+1];
|
|
Packit Service |
3880ab |
char basename[NAME_MAX+1];
|
|
Packit Service |
3880ab |
struct timeval last_read; /* last time of read */
|
|
Packit Service |
3880ab |
struct timeval interval; /* interval */
|
|
Packit Service |
3880ab |
int compat; /* 1 == backwards compat mode */
|
|
Packit Service |
3880ab |
FILE *fp;
|
|
Packit Service |
3880ab |
unsigned int num_fields; /* number of fields */
|
|
Packit Service |
3880ab |
struct lnstat_field fields[LNSTAT_MAX_FIELDS_PER_LINE];
|
|
Packit Service |
3880ab |
};
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
|
|
Packit Service |
3880ab |
struct lnstat_file *lnstat_scan_dir(const char *path, const int num_req_files,
|
|
Packit Service |
3880ab |
const char **req_files);
|
|
Packit Service |
3880ab |
int lnstat_update(struct lnstat_file *lnstat_files);
|
|
Packit Service |
3880ab |
int lnstat_dump(FILE *outfd, struct lnstat_file *lnstat_files);
|
|
Packit Service |
3880ab |
struct lnstat_field *lnstat_find_field(struct lnstat_file *lnstat_files,
|
|
Packit Service |
3880ab |
const char *name);
|
|
Packit Service |
3880ab |
#endif /* _LNSTAT_H */
|