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/* This is the deprecated multiqueue interface */
11#ifndef TCA_PRIO_MAX
12enum
13{
14	TCA_PRIO_UNSPEC,
15	TCA_PRIO_MQ,
16	__TCA_PRIO_MAX
17};
18
19#define TCA_PRIO_MAX    (__TCA_PRIO_MAX - 1)
20#endif
21
22struct qdisc_util {
23	struct  qdisc_util *next;
24	const char *id;
25	int	(*parse_qopt)(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n);
26	int	(*print_qopt)(struct qdisc_util *qu, FILE *f, struct rtattr *opt);
27	int 	(*print_xstats)(struct qdisc_util *qu, FILE *f, struct rtattr *xstats);
28
29	int	(*parse_copt)(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n);
30	int	(*print_copt)(struct qdisc_util *qu, FILE *f, struct rtattr *opt);
31};
32
33extern __u16 f_proto;
34struct filter_util {
35	struct filter_util *next;
36	char	id[16];
37	int	(*parse_fopt)(struct filter_util *qu, char *fhandle, int argc,
38			      char **argv, struct nlmsghdr *n);
39	int	(*print_fopt)(struct filter_util *qu, FILE *f, struct rtattr *opt, __u32 fhandle);
40};
41
42struct action_util {
43	struct  action_util *next;
44	char    id[16];
45	int     (*parse_aopt)(struct action_util *a, int *argc, char ***argv,
46			      int code, struct nlmsghdr *n);
47	int     (*print_aopt)(struct action_util *au, FILE *f, struct rtattr *opt);
48	int     (*print_xstats)(struct action_util *au, FILE *f, struct rtattr *xstats);
49};
50
51struct exec_util {
52	struct	exec_util *next;
53	char	id[16];
54	int	(*parse_eopt)(struct exec_util *eu, int argc, char **argv);
55};
56
57extern const char *get_tc_lib(void);
58
59extern struct qdisc_util *get_qdisc_kind(const char *str);
60extern struct filter_util *get_filter_kind(const char *str);
61
62extern int get_qdisc_handle(__u32 *h, const char *str);
63extern int get_rate(unsigned *rate, const char *str);
64extern int get_rate64(__u64 *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, __u64 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);
75
76extern char * sprint_rate(__u64 rate, char *buf);
77extern char * sprint_size(__u32 size, char *buf);
78extern char * sprint_qdisc_handle(__u32 h, char *buf);
79extern char * sprint_tc_classid(__u32 h, char *buf);
80extern char * sprint_time(__u32 time, char *buf);
81extern char * sprint_ticks(__u32 ticks, char *buf);
82extern char * sprint_linklayer(unsigned linklayer, char *buf);
83
84extern void print_tcstats_attr(FILE *fp, struct rtattr *tb[], char *prefix, struct rtattr **xstats);
85extern void print_tcstats2_attr(FILE *fp, struct rtattr *rta, char *prefix, struct rtattr **xstats);
86
87extern int get_tc_classid(__u32 *h, const char *str);
88extern int print_tc_classid(char *buf, int len, __u32 h);
89extern char * sprint_tc_classid(__u32 h, char *buf);
90
91extern int tc_print_police(FILE *f, struct rtattr *tb);
92extern int parse_police(int *, char ***, int, struct nlmsghdr *);
93
94extern char *action_n2a(int action, char *buf, int len);
95extern int  action_a2n(char *arg, int *result);
96extern int  act_parse_police(struct action_util *a,int *, char ***, int, struct nlmsghdr *);
97extern int  print_police(struct action_util *a, FILE *f,
98			 struct rtattr *tb);
99extern int  police_print_xstats(struct action_util *a,FILE *f,
100				struct rtattr *tb);
101extern int  tc_print_action(FILE *f, const struct rtattr *tb);
102extern int  tc_print_ipt(FILE *f, const struct rtattr *tb);
103extern int  parse_action(int *, char ***, int, struct nlmsghdr *);
104extern void print_tm(FILE *f, const struct tcf_t *tm);
105extern int prio_print_opt(struct qdisc_util *qu, FILE *f, struct rtattr *opt);
106
107extern int cls_names_init(char *path);
108extern void cls_names_uninit(void);
109
110#endif
111