include/utils.h

   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
  11 extern int preferred_family;
  12 extern int show_stats;
  13 extern int show_details;
  14 extern int show_raw;
  15 extern int resolve_hosts;
  16 extern int oneline;
  17 extern char * _SL_;
  18
  19 #ifndef IPPROTO_ESP
  20 #define IPPROTO_ESP     50
  21 #endif
  22 #ifndef IPPROTO_AH
  23 #define IPPROTO_AH      51
  24 #endif
  25 #ifndef IPPROTO_COMP
  26 #define IPPROTO_COMP    108
  27 #endif
  28
  29 #define SPRINT_BSIZE 64
  30 #define SPRINT_BUF(x)   char x[SPRINT_BSIZE]
  31
  32 extern void incomplete_command(void) __attribute__((noreturn));
  33
  34 #define NEXT_ARG() do { argv++; if (--argc <= 0) incomplete_command(); } while(0)
  35 #define NEXT_ARG_OK() (argc - 1 > 0)
  36 #define PREV_ARG() do { argv--; argc++; } while(0)
  37
  38 typedef struct
  39 {
  40         __u8 family;
  41         __u8 bytelen;
  42         __s16 bitlen;
  43         __u32 data[4];
  44 } inet_prefix;
  45
  46 #define DN_MAXADDL 20
  47 #ifndef AF_DECnet
  48 #define AF_DECnet 12
  49 #endif
  50
  51 struct dn_naddr
  52 {
  53         unsigned short          a_len;
  54         unsigned char a_addr[DN_MAXADDL];
  55 };
  56
  57 #define IPX_NODE_LEN 6
  58
  59 struct ipx_addr {
  60         u_int32_t ipx_net;
  61         u_int8_t  ipx_node[IPX_NODE_LEN];
  62 };
  63
  64 extern __u32 get_addr32(const char *name);
  65 extern int get_addr_1(inet_prefix *dst, const char *arg, int family);
  66 extern int get_prefix_1(inet_prefix *dst, const char *arg, int family);
  67 extern int get_addr(inet_prefix *dst, const char *arg, int family);
  68 extern int get_prefix(inet_prefix *dst, const char *arg, int family);
  69
  70 extern int get_integer(int *val, const char *arg, int base);
  71 extern int get_unsigned(unsigned *val, const char *arg, int base);
  72 #define get_byte get_u8
  73 #define get_ushort get_u16
  74 #define get_short get_s16
  75 extern int get_u64(__u64 *val, const char *arg, int base);
  76 extern int get_u32(__u32 *val, const char *arg, int base);
  77 extern int get_u16(__u16 *val, const char *arg, int base);
  78 extern int get_s16(__s16 *val, const char *arg, int base);
  79 extern int get_u8(__u8 *val, const char *arg, int base);
  80 extern int get_s8(__s8 *val, const char *arg, int base);
  81
  82 extern __u8* hexstring_n2a(const __u8 *str, int len, __u8 *buf, int blen);
  83 extern __u8* hexstring_a2n(const __u8 *str, __u8 *buf, int blen);
  84
  85 extern const char *format_host(int af, int len, const void *addr,
  86                                char *buf, int buflen);
  87 extern const char *rt_addr_n2a(int af, int len, const void *addr,
  88                                char *buf, int buflen);
  89
  90 void missarg(const char *) __attribute__((noreturn));
  91 void invarg(const char *, const char *) __attribute__((noreturn));
  92 void duparg(const char *, const char *) __attribute__((noreturn));
  93 void duparg2(const char *, const char *) __attribute__((noreturn));
  94 int matches(const char *arg, const char *pattern);
  95 extern int inet_addr_match(const inet_prefix *a, const inet_prefix *b, int bits);
  96
  97 const char *dnet_ntop(int af, const void *addr, char *str, size_t len);
  98 int dnet_pton(int af, const char *src, void *addr);
  99
 100 const char *ipx_ntop(int af, const void *addr, char *str, size_t len);
 101 int ipx_pton(int af, const char *src, void *addr);
 102
 103 extern int __iproute2_hz_internal;
 104 extern int __get_hz(void);
 105
 106 static __inline__ int get_hz(void)
 107 {
 108         if (__iproute2_hz_internal == 0)
 109                 __iproute2_hz_internal = __get_hz();
 110         return __iproute2_hz_internal;
 111 }
 112
 113 #endif /* __UTILS_H__ */