busybox/networking/libiproute/utils.h
Denis Vlasenko 76140a77c9 networking/libiproute/*: code shrink by optimizing numeric conversions
and other misc stuff

function                                             old     new   delta
print_tunnel                                         660     656      -4
format_host                                            5       -      -5
get_unsigned                                          70      54     -16
get_u32                                               70      54     -16
do_iplink                                           1173    1151     -22
get_prefix                                           417     393     -24
print_rule                                           800     771     -29
print_addrinfo                                      1374    1342     -32
print_route                                         1745    1709     -36
iprule_modify                                        905     866     -39
iproute_modify                                      1105    1048     -57
get_integer                                           70       -     -70
parse_args                                          1684    1440    -244
------------------------------------------------------------------------------
(add/remove: 0/2 grow/shrink: 0/11 up/down: 0/-594)          Total: -594 bytes
   text    data     bss     dec     hex filename
 817378     476    7892  825746   c9992 busybox_old
 816784     476    7892  825152   c9740 busybox_unstripped
2009-03-05 09:21:57 +00:00

95 lines
2.4 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"
#if __GNUC_PREREQ(4,1)
# pragma GCC visibility push(hidden)
#endif
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 int get_prefix_1(inet_prefix *dst, char *arg, int family);*/
extern int get_addr(inet_prefix *dst, char *arg, int family);
extern int 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(inet_prefix *a, 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);
#if __GNUC_PREREQ(4,1)
# pragma GCC visibility pop
#endif
#endif /* __UTILS_H__ */