busybox/networking/libiproute/utils.h
Curt Brune 69934701fd networking: add 'ip neigh' command
This patch ports the 'ip neigh' command, originally written by Alexey
Kuznetsov, <kuznet@ms2.inr.ac.ru>, to busybox.

The base of the port is the version of iproute that shipped with
Debian Squeeze, taken from:

  http://http.debian.net/debian/pool/main/i/iproute/iproute_20100519.orig.tar.gz

This patch has actively been used by the Open Network Install
Environment (ONIE) project for over 3 years without incident.

function                                             old     new   delta
print_neigh                                            -     933    +933
ipneigh_list_or_flush                                  -     742    +742
get_hz                                                 -     109    +109
do_ipneigh                                             -      62     +62
do_iproute                                          2112    2153     +41
packed_usage                                       30647   30667     +20
ipneigh_main                                           -      14     +14
static.ip_neigh_commands                               -      12     +12
static.nuds                                            -       9      +9
static.ip_func_ptrs                                   32      36      +4
print_route                                         1858    1727    -131
------------------------------------------------------------------------------
(add/remove: 8/0 grow/shrink: 3/1 up/down: 1946/-131)        Total: 1815 bytes

Signed-off-by: Curt Brune <curt@cumulusnetworks.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2015-10-14 12:53:47 +02:00

93 lines
2.3 KiB
C

/* vi: set sw=4 ts=4: */
#ifndef UTILS_H
#define UTILS_H 1
#include "libnetlink.h"
#include "ll_map.h"
#include "rtm_map.h"
PUSH_AND_SET_FUNCTION_VISIBILITY_TO_HIDDEN
extern family_t preferred_family;
extern smallint show_stats; /* UNUSED */
extern smallint show_details; /* UNUSED */
extern smallint show_raw; /* UNUSED */
extern smallint resolve_hosts; /* UNUSED */
extern smallint oneline;
extern char _SL_;
#ifndef IPPROTO_ESP
#define IPPROTO_ESP 50
#endif
#ifndef IPPROTO_AH
#define IPPROTO_AH 51
#endif
#define SPRINT_BSIZE 64
#define SPRINT_BUF(x) char x[SPRINT_BSIZE]
extern void incomplete_command(void) NORETURN;
#define NEXT_ARG() do { if (!*++argv) incomplete_command(); } while (0)
typedef struct {
uint8_t family;
uint8_t bytelen;
int16_t bitlen;
uint32_t data[4];
} inet_prefix;
#define PREFIXLEN_SPECIFIED 1
#define DN_MAXADDL 20
#ifndef AF_DECnet
#define AF_DECnet 12
#endif
struct dn_naddr {
unsigned short a_len;
unsigned char a_addr[DN_MAXADDL];
};
#define IPX_NODE_LEN 6
struct ipx_addr {
uint32_t ipx_net;
uint8_t ipx_node[IPX_NODE_LEN];
};
extern uint32_t get_addr32(char *name);
extern int get_addr_1(inet_prefix *dst, char *arg, int family);
/*extern void get_prefix_1(inet_prefix *dst, char *arg, int family);*/
extern int get_addr(inet_prefix *dst, char *arg, int family);
extern void get_prefix(inet_prefix *dst, char *arg, int family);
extern unsigned get_unsigned(char *arg, const char *errmsg);
extern uint32_t get_u32(char *arg, const char *errmsg);
extern uint16_t get_u16(char *arg, const char *errmsg);
extern const char *rt_addr_n2a(int af, void *addr, char *buf, int buflen);
#ifdef RESOLVE_HOSTNAMES
extern const char *format_host(int af, int len, void *addr, char *buf, int buflen);
#else
#define format_host(af, len, addr, buf, buflen) \
rt_addr_n2a(af, addr, buf, buflen)
#endif
void invarg(const char *, const char *) NORETURN;
void duparg(const char *, const char *) NORETURN;
void duparg2(const char *, const char *) NORETURN;
int inet_addr_match(const inet_prefix *a, const inet_prefix *b, int bits);
const char *dnet_ntop(int af, const void *addr, char *str, size_t len);
int dnet_pton(int af, const char *src, void *addr);
const char *ipx_ntop(int af, const void *addr, char *str, size_t len);
int ipx_pton(int af, const char *src, void *addr);
unsigned get_hz(void);
POP_SAVED_FUNCTION_VISIBILITY
#endif