1 /* SPDX-License-Identifier: GPL-2.0 */
13 #include <bsd/string.h>
16 #include "libnetlink.h"
19 #include "json_print.h"
21 extern int preferred_family
;
22 extern int human_readable
;
24 extern int show_stats
;
25 extern int show_details
;
27 extern int resolve_hosts
;
33 extern int timestamp_short
;
34 extern const char * _SL_
;
35 extern int max_flush_loops
;
36 extern int batch_mode
;
40 #define CONFDIR "/etc/iproute2"
43 #define SPRINT_BSIZE 64
44 #define SPRINT_BUF(x) char x[SPRINT_BSIZE]
46 void incomplete_command(void) __attribute__((noreturn
));
48 #define NEXT_ARG() do { argv++; if (--argc <= 0) incomplete_command(); } while(0)
49 #define NEXT_ARG_OK() (argc - 1 > 0)
50 #define NEXT_ARG_FWD() do { argv++; argc--; } while(0)
51 #define PREV_ARG() do { argv--; argc++; } while(0)
53 #define TIME_UNITS_PER_SEC 1000000
54 #define NSEC_PER_USEC 1000
55 #define NSEC_PER_MSEC 1000000
56 #define NSEC_PER_SEC 1000000000LL
63 /* These next two fields match rtvia */
69 PREFIXLEN_SPECIFIED
= (1 << 0),
70 ADDRTYPE_INET
= (1 << 1),
71 ADDRTYPE_UNSPEC
= (1 << 2),
72 ADDRTYPE_MULTI
= (1 << 3),
74 ADDRTYPE_INET_UNSPEC
= ADDRTYPE_INET
| ADDRTYPE_UNSPEC
,
75 ADDRTYPE_INET_MULTI
= ADDRTYPE_INET
| ADDRTYPE_MULTI
78 static inline void inet_prefix_reset(inet_prefix
*p
)
83 static inline bool is_addrtype_inet(const inet_prefix
*p
)
85 return p
->flags
& ADDRTYPE_INET
;
88 static inline bool is_addrtype_inet_unspec(const inet_prefix
*p
)
90 return (p
->flags
& ADDRTYPE_INET_UNSPEC
) == ADDRTYPE_INET_UNSPEC
;
93 static inline bool is_addrtype_inet_multi(const inet_prefix
*p
)
95 return (p
->flags
& ADDRTYPE_INET_MULTI
) == ADDRTYPE_INET_MULTI
;
98 static inline bool is_addrtype_inet_not_unspec(const inet_prefix
*p
)
100 return (p
->flags
& ADDRTYPE_INET_UNSPEC
) == ADDRTYPE_INET
;
103 static inline bool is_addrtype_inet_not_multi(const inet_prefix
*p
)
105 return (p
->flags
& ADDRTYPE_INET_MULTI
) == ADDRTYPE_INET
;
108 #define DN_MAXADDL 20
115 unsigned short a_len
;
116 unsigned char a_addr
[DN_MAXADDL
];
123 #define IPPROTO_MPLS 137
127 # define CLOCK_TAI 11
138 __u32
get_addr32(const char *name
);
139 int get_addr_1(inet_prefix
*dst
, const char *arg
, int family
);
140 int get_prefix_1(inet_prefix
*dst
, char *arg
, int family
);
141 int get_addr(inet_prefix
*dst
, const char *arg
, int family
);
142 int get_prefix(inet_prefix
*dst
, char *arg
, int family
);
143 int mask2bits(__u32 netmask
);
144 int get_addr_rta(inet_prefix
*dst
, const struct rtattr
*rta
, int family
);
145 int get_addr_ila(__u64
*val
, const char *arg
);
147 int read_prop(const char *dev
, char *prop
, long *value
);
148 int parse_percent(double *val
, const char *str
);
150 int get_integer(int *val
, const char *arg
, int base
);
151 int get_unsigned(unsigned *val
, const char *arg
, int base
);
152 int get_time_rtt(unsigned *val
, const char *arg
, int *raw
);
153 #define get_byte get_u8
154 #define get_ushort get_u16
155 #define get_short get_s16
156 int get_s64(__s64
*val
, const char *arg
, int base
);
157 int get_u64(__u64
*val
, const char *arg
, int base
);
158 int get_u32(__u32
*val
, const char *arg
, int base
);
159 int get_s32(__s32
*val
, const char *arg
, int base
);
160 int get_u16(__u16
*val
, const char *arg
, int base
);
161 int get_u8(__u8
*val
, const char *arg
, int base
);
162 int get_be64(__be64
*val
, const char *arg
, int base
);
163 int get_be32(__be32
*val
, const char *arg
, int base
);
164 int get_be16(__be16
*val
, const char *arg
, int base
);
165 int get_addr64(__u64
*ap
, const char *cp
);
167 int hex2mem(const char *buf
, uint8_t *mem
, int count
);
168 char *hexstring_n2a(const __u8
*str
, int len
, char *buf
, int blen
);
169 __u8
*hexstring_a2n(const char *str
, __u8
*buf
, int blen
, unsigned int *len
);
170 #define ADDR64_BUF_SIZE sizeof("xxxx:xxxx:xxxx:xxxx")
171 int addr64_n2a(__u64 addr
, char *buff
, size_t len
);
173 int af_bit_len(int af
);
175 const char *format_host_r(int af
, int len
, const void *addr
,
176 char *buf
, int buflen
);
177 #define format_host_rta_r(af, rta, buf, buflen) \
178 format_host_r(af, RTA_PAYLOAD(rta), RTA_DATA(rta), \
181 const char *format_host(int af
, int lne
, const void *addr
);
182 #define format_host_rta(af, rta) \
183 format_host(af, RTA_PAYLOAD(rta), RTA_DATA(rta))
184 const char *rt_addr_n2a_r(int af
, int len
, const void *addr
,
185 char *buf
, int buflen
);
186 const char *rt_addr_n2a(int af
, int len
, const void *addr
);
187 #define rt_addr_n2a_rta(af, rta) \
188 rt_addr_n2a(af, RTA_PAYLOAD(rta), RTA_DATA(rta))
190 int read_family(const char *name
);
191 const char *family_name(int family
);
193 void missarg(const char *) __attribute__((noreturn
));
194 void invarg(const char *, const char *) __attribute__((noreturn
));
195 void duparg(const char *, const char *) __attribute__((noreturn
));
196 void duparg2(const char *, const char *) __attribute__((noreturn
));
197 int nodev(const char *dev
);
198 int check_ifname(const char *);
199 int get_ifname(char *, const char *);
200 const char *get_ifname_rta(int ifindex
, const struct rtattr
*rta
);
201 int matches(const char *arg
, const char *pattern
);
202 int inet_addr_match(const inet_prefix
*a
, const inet_prefix
*b
, int bits
);
203 int inet_addr_match_rta(const inet_prefix
*m
, const struct rtattr
*rta
);
205 const char *mpls_ntop(int af
, const void *addr
, char *str
, size_t len
);
206 int mpls_pton(int af
, const char *src
, void *addr
, size_t alen
);
208 extern int __iproute2_hz_internal
;
211 static __inline__
int get_hz(void)
213 if (__iproute2_hz_internal
== 0)
214 __iproute2_hz_internal
= __get_hz();
215 return __iproute2_hz_internal
;
218 extern int __iproute2_user_hz_internal
;
219 int __get_user_hz(void);
221 static __inline__
int get_user_hz(void)
223 if (__iproute2_user_hz_internal
== 0)
224 __iproute2_user_hz_internal
= __get_user_hz();
225 return __iproute2_user_hz_internal
;
228 static inline __u32
nl_mgrp(__u32 group
)
231 fprintf(stderr
, "Use setsockopt for this group %d\n", group
);
234 return group
? (1 << (group
- 1)) : 0;
237 /* courtesy of bridge-utils */
238 static inline unsigned long __tv_to_jiffies(const struct timeval
*tv
)
240 unsigned long long jif
;
242 jif
= 1000000ULL * tv
->tv_sec
+ tv
->tv_usec
;
247 static inline void __jiffies_to_tv(struct timeval
*tv
, unsigned long jiffies
)
249 unsigned long long tvusec
;
251 tvusec
= 10000ULL*jiffies
;
252 tv
->tv_sec
= tvusec
/1000000;
253 tv
->tv_usec
= tvusec
- 1000000 * tv
->tv_sec
;
256 void print_escape_buf(const __u8
*buf
, size_t len
, const char *escape
);
258 int print_timestamp(FILE *fp
);
259 void print_nlmsg_timestamp(FILE *fp
, const struct nlmsghdr
*n
);
261 unsigned int print_name_and_link(const char *fmt
,
262 const char *name
, struct rtattr
*tb
[]);
264 #define BIT(nr) (1UL << (nr))
266 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
268 #define BUILD_BUG_ON(cond) ((void)sizeof(char[1 - 2 * !!(cond)]))
271 # define offsetof(type, member) ((size_t) &((type *)0)->member)
275 # define min(x, y) ({ \
276 typeof(x) _min1 = (x); \
277 typeof(y) _min2 = (y); \
278 (void) (&_min1 == &_min2); \
279 _min1 < _min2 ? _min1 : _min2; })
282 #ifndef __check_format_string
283 # define __check_format_string(pos_str, pos_args) \
284 __attribute__ ((format (printf, (pos_str), (pos_args))))
287 #define _textify(x) #x
288 #define textify(x) _textify(x)
290 #define htonll(x) ((1==htonl(1)) ? (x) : ((uint64_t)htonl((x) & 0xFFFFFFFF) << 32) | htonl((x) >> 32))
291 #define ntohll(x) ((1==ntohl(1)) ? (x) : ((uint64_t)ntohl((x) & 0xFFFFFFFF) << 32) | ntohl((x) >> 32))
293 extern int cmdlineno
;
294 ssize_t
getcmdline(char **line
, size_t *len
, FILE *in
);
295 int makeargs(char *line
, char *argv
[], int maxargs
);
297 int do_each_netns(int (*func
)(char *nsname
, void *arg
), void *arg
,
300 char *int_to_str(int val
, char *buf
);
301 int get_guid(__u64
*guid
, const char *arg
);
302 int get_real_family(int rtm_type
, int rtm_family
);
304 int cmd_exec(const char *cmd
, char **argv
, bool do_fork
);
305 int make_path(const char *path
, mode_t mode
);
306 char *find_cgroup2_mount(void);
307 int get_command_name(const char *pid
, char *comm
, size_t len
);
309 int get_rtnl_link_stats_rta(struct rtnl_link_stats64
*stats64
,
310 struct rtattr
*tb
[]);
313 size_t strlcpy(char *dst
, const char *src
, size_t size
);
314 size_t strlcat(char *dst
, const char *src
, size_t size
);
319 int get_time(unsigned int *time
, const char *str
);
320 int get_time64(__s64
*time
, const char *str
);
321 char *sprint_time(__u32 time
, char *buf
);
322 char *sprint_time64(__s64 time
, char *buf
);
324 #endif /* __UTILS_H__ */