1#ifndef _TC_UTIL_H_
2#define _TC_UTIL_H_ 1
3
4#define MAX_MSG 16384
5#include <linux/pkt_sched.h>
6#include <linux/pkt_cls.h>
7#include <linux/gen_stats.h>
8#include "tc_core.h"
9
10#ifndef MIN
11#define MIN(x,y)        ((x)<(y)?(x):(y))
12#endif
13
14/* This is the deprecated multiqueue interface */
15#ifndef TCA_PRIO_MAX
16enum
17{
18	TCA_PRIO_UNSPEC,
19	TCA_PRIO_MQ,
20	__TCA_PRIO_MAX
21};
22
23#define TCA_PRIO_MAX    (__TCA_PRIO_MAX - 1)
24#endif
25
26struct qdisc_util
27{
28	struct  qdisc_util *next;
29	const char *id;
30	int	(*parse_qopt)(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n);
31	int	(*print_qopt)(struct qdisc_util *qu, FILE *f, struct rtattr *opt);
32	int 	(*print_xstats)(struct qdisc_util *qu, FILE *f, struct rtattr *xstats);
33
34	int	(*parse_copt)(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n);
35	int	(*print_copt)(struct qdisc_util *qu, FILE *f, struct rtattr *opt);
36};
37
38extern __u16 f_proto;
39struct filter_util
40{
41	struct filter_util *next;
42	char	id[16];
43	int	(*parse_fopt)(struct filter_util *qu, char *fhandle, int argc,
44			      char **argv, struct nlmsghdr *n);
45	int	(*print_fopt)(struct filter_util *qu, FILE *f, struct rtattr *opt, __u32 fhandle);
46};
47
48struct action_util
49{
50	struct  action_util *next;
51	char    id[16];
52	int     (*parse_aopt)(struct action_util *a, int *argc, char ***argv,
53			      int code, struct nlmsghdr *n);
54	int     (*print_aopt)(struct action_util *au, FILE *f, struct rtattr *opt);
55	int     (*print_xstats)(struct action_util *au, FILE *f, struct rtattr *xstats);
56};
57
58extern const char *get_tc_lib(void);
59
60extern struct qdisc_util *get_qdisc_kind(const char *str);
61extern struct filter_util *get_filter_kind(const char *str);
62
63extern int get_qdisc_handle(__u32 *h, const char *str);
64extern int get_rate(unsigned *rate, const char *str);
65extern int get_size(unsigned *size, const char *str);
66extern int get_size_and_cell(unsigned *size, int *cell_log, char *str);
67extern int get_time(unsigned *time, const char *str);
68extern int get_linklayer(unsigned *val, const char *arg);
69
70extern void print_rate(char *buf, int len, __u32 rate);
71extern void print_size(char *buf, int len, __u32 size);
72extern void print_qdisc_handle(char *buf, int len, __u32 h);
73extern void print_time(char *buf, int len, __u32 time);
74extern void print_linklayer(char *buf, int len, unsigned linklayer);
75extern char * sprint_rate(__u32 rate, char *buf);
76extern char * sprint_size(__u32 size, char *buf);
77extern char * sprint_qdisc_handle(__u32 h, char *buf);
78extern char * sprint_tc_classid(__u32 h, char *buf);
79extern char * sprint_time(__u32 time, char *buf);
80extern char * sprint_ticks(__u32 ticks, char *buf);
81extern char * sprint_linklayer(unsigned linklayer, char *buf);
82
83extern void print_tcstats_attr(FILE *fp, struct rtattr *tb[], char *prefix, struct rtattr **xstats);
84extern void print_tcstats2_attr(FILE *fp, struct rtattr *rta, char *prefix, struct rtattr **xstats);
85
86extern int get_tc_classid(__u32 *h, const char *str);
87extern int print_tc_classid(char *buf, int len, __u32 h);
88extern char * sprint_tc_classid(__u32 h, char *buf);
89
90extern int tc_print_police(FILE *f, struct rtattr *tb);
91extern int parse_police(int *, char ***, int, struct nlmsghdr *);
92
93extern char *action_n2a(int action, char *buf, int len);
94extern int  action_a2n(char *arg, int *result);
95extern int  act_parse_police(struct action_util *a,int *, char ***, int, struct nlmsghdr *);
96extern int  print_police(struct action_util *a, FILE *f,
97			 struct rtattr *tb);
98extern int  police_print_xstats(struct action_util *a,FILE *f,
99				struct rtattr *tb);
100extern int  tc_print_action(FILE *f, const struct rtattr *tb);
101extern int  tc_print_ipt(FILE *f, const struct rtattr *tb);
102extern int  parse_action(int *, char ***, int, struct nlmsghdr *);
103extern void print_tm(FILE *f, const struct tcf_t *tm);
104
105#endif
106