1#ifndef __UTILS_H__
2#define __UTILS_H__ 1
3
4#include <asm/types.h>
5#include <resolv.h>
6
7#include "libnetlink.h"
8#include "ll_map.h"
9#include "rtm_map.h"
10
11extern int preferred_family;
12extern int show_stats;
13extern int show_details;
14extern int show_raw;
15extern int resolve_hosts;
16extern int oneline;
17extern int timestamp;
18extern char * _SL_;
19
20#ifndef IPPROTO_ESP
21#define IPPROTO_ESP	50
22#endif
23#ifndef IPPROTO_AH
24#define IPPROTO_AH	51
25#endif
26#ifndef IPPROTO_COMP
27#define IPPROTO_COMP	108
28#endif
29#ifndef IPSEC_PROTO_ANY
30#define IPSEC_PROTO_ANY	255
31#endif
32
33#define SPRINT_BSIZE 64
34#define SPRINT_BUF(x)	char x[SPRINT_BSIZE]
35
36extern void incomplete_command(void) __attribute__((noreturn));
37
38#define NEXT_ARG() do { argv++; if (--argc <= 0) incomplete_command(); } while(0)
39#define NEXT_ARG_OK() (argc - 1 > 0)
40#define PREV_ARG() do { argv--; argc++; } while(0)
41
42typedef struct
43{
44	__u8 family;
45	__u8 bytelen;
46	__s16 bitlen;
47	__u32 flags;
48	__u32 data[4];
49} inet_prefix;
50
51#define PREFIXLEN_SPECIFIED 1
52
53#define DN_MAXADDL 20
54#ifndef AF_DECnet
55#define AF_DECnet 12
56#endif
57
58struct dn_naddr
59{
60        unsigned short          a_len;
61        unsigned char a_addr[DN_MAXADDL];
62};
63
64#define IPX_NODE_LEN 6
65
66struct ipx_addr {
67	u_int32_t ipx_net;
68	u_int8_t  ipx_node[IPX_NODE_LEN];
69};
70
71extern __u32 get_addr32(const char *name);
72extern int get_addr_1(inet_prefix *dst, const char *arg, int family);
73extern int get_prefix_1(inet_prefix *dst, char *arg, int family);
74extern int get_addr(inet_prefix *dst, const char *arg, int family);
75extern int get_prefix(inet_prefix *dst, char *arg, int family);
76
77extern int get_integer(int *val, const char *arg, int base);
78extern int get_unsigned(unsigned *val, const char *arg, int base);
79#define get_byte get_u8
80#define get_ushort get_u16
81#define get_short get_s16
82extern int get_u64(__u64 *val, const char *arg, int base);
83extern int get_u32(__u32 *val, const char *arg, int base);
84extern int get_u16(__u16 *val, const char *arg, int base);
85extern int get_s16(__s16 *val, const char *arg, int base);
86extern int get_u8(__u8 *val, const char *arg, int base);
87extern int get_s8(__s8 *val, const char *arg, int base);
88
89extern char* hexstring_n2a(const __u8 *str, int len, char *buf, int blen);
90extern __u8* hexstring_a2n(const char *str, __u8 *buf, int blen);
91
92extern const char *format_host(int af, int len, const void *addr,
93			       char *buf, int buflen);
94extern const char *rt_addr_n2a(int af, int len, const void *addr,
95			       char *buf, int buflen);
96
97void missarg(const char *) __attribute__((noreturn));
98void invarg(const char *, const char *) __attribute__((noreturn));
99void duparg(const char *, const char *) __attribute__((noreturn));
100void duparg2(const char *, const char *) __attribute__((noreturn));
101int matches(const char *arg, const char *pattern);
102extern int inet_addr_match(const inet_prefix *a, const inet_prefix *b, int bits);
103
104const char *dnet_ntop(int af, const void *addr, char *str, size_t len);
105int dnet_pton(int af, const char *src, void *addr);
106
107const char *ipx_ntop(int af, const void *addr, char *str, size_t len);
108int ipx_pton(int af, const char *src, void *addr);
109
110extern int __iproute2_hz_internal;
111extern int __get_hz(void);
112
113static __inline__ int get_hz(void)
114{
115	if (__iproute2_hz_internal == 0)
116		__iproute2_hz_internal = __get_hz();
117	return __iproute2_hz_internal;
118}
119
120extern int __iproute2_user_hz_internal;
121extern int __get_user_hz(void);
122
123static __inline__ int get_user_hz(void)
124{
125	if (__iproute2_user_hz_internal == 0)
126		__iproute2_user_hz_internal = __get_user_hz();
127	return __iproute2_user_hz_internal;
128}
129
130int print_timestamp(FILE *fp);
131
132#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
133
134extern int cmdlineno;
135extern size_t getcmdline(char **line, size_t *len, FILE *in);
136extern int makeargs(char *line, char *argv[], int maxargs);
137
138#endif /* __UTILS_H__ */
139