1#ifndef __UTILS_H__ 2#define __UTILS_H__ 1 3 4#include <asm/types.h> 5#include <resolv.h> 6#include <stdlib.h> 7 8#include "libnetlink.h" 9#include "ll_map.h" 10#include "rtm_map.h" 11 12extern int preferred_family; 13extern int show_stats; 14extern int show_details; 15extern int show_raw; 16extern int resolve_hosts; 17extern int oneline; 18extern int timestamp; 19extern char * _SL_; 20extern int max_flush_loops; 21 22#ifndef IPPROTO_ESP 23#define IPPROTO_ESP 50 24#endif 25#ifndef IPPROTO_AH 26#define IPPROTO_AH 51 27#endif 28#ifndef IPPROTO_COMP 29#define IPPROTO_COMP 108 30#endif 31#ifndef IPSEC_PROTO_ANY 32#define IPSEC_PROTO_ANY 255 33#endif 34 35#define SPRINT_BSIZE 64 36#define SPRINT_BUF(x) char x[SPRINT_BSIZE] 37 38extern void incomplete_command(void) __attribute__((noreturn)); 39 40#define NEXT_ARG() do { argv++; if (--argc <= 0) incomplete_command(); } while(0) 41#define NEXT_ARG_OK() (argc - 1 > 0) 42#define PREV_ARG() do { argv--; argc++; } while(0) 43 44typedef struct 45{ 46 __u8 family; 47 __u8 bytelen; 48 __s16 bitlen; 49 __u32 flags; 50 __u32 data[8]; 51} inet_prefix; 52 53#define PREFIXLEN_SPECIFIED 1 54 55#define DN_MAXADDL 20 56#ifndef AF_DECnet 57#define AF_DECnet 12 58#endif 59 60struct dn_naddr 61{ 62 unsigned short a_len; 63 unsigned char a_addr[DN_MAXADDL]; 64}; 65 66#define IPX_NODE_LEN 6 67 68struct ipx_addr { 69 u_int32_t ipx_net; 70 u_int8_t ipx_node[IPX_NODE_LEN]; 71}; 72 73extern __u32 get_addr32(const char *name); 74extern int get_addr_1(inet_prefix *dst, const char *arg, int family); 75extern int get_prefix_1(inet_prefix *dst, char *arg, int family); 76extern int get_addr(inet_prefix *dst, const char *arg, int family); 77extern int get_prefix(inet_prefix *dst, char *arg, int family); 78extern int mask2bits(__u32 netmask); 79 80extern int get_integer(int *val, const char *arg, int base); 81extern int get_unsigned(unsigned *val, const char *arg, int base); 82extern int get_time_rtt(unsigned *val, const char *arg, int *raw); 83#define get_byte get_u8 84#define get_ushort get_u16 85#define get_short get_s16 86extern int get_u64(__u64 *val, const char *arg, int base); 87extern int get_u32(__u32 *val, const char *arg, int base); 88extern int get_s32(__s32 *val, const char *arg, int base); 89extern int get_u16(__u16 *val, const char *arg, int base); 90extern int get_s16(__s16 *val, const char *arg, int base); 91extern int get_u8(__u8 *val, const char *arg, int base); 92extern int get_s8(__s8 *val, const char *arg, int base); 93 94extern char* hexstring_n2a(const __u8 *str, int len, char *buf, int blen); 95extern __u8* hexstring_a2n(const char *str, __u8 *buf, int blen); 96 97extern const char *format_host(int af, int len, const void *addr, 98 char *buf, int buflen); 99extern const char *rt_addr_n2a(int af, int len, const void *addr, 100 char *buf, int buflen); 101 102void missarg(const char *) __attribute__((noreturn)); 103void invarg(const char *, const char *) __attribute__((noreturn)); 104void duparg(const char *, const char *) __attribute__((noreturn)); 105void duparg2(const char *, const char *) __attribute__((noreturn)); 106int matches(const char *arg, const char *pattern); 107extern int inet_addr_match(const inet_prefix *a, const inet_prefix *b, int bits); 108 109const char *dnet_ntop(int af, const void *addr, char *str, size_t len); 110int dnet_pton(int af, const char *src, void *addr); 111 112const char *ipx_ntop(int af, const void *addr, char *str, size_t len); 113int ipx_pton(int af, const char *src, void *addr); 114 115extern int __iproute2_hz_internal; 116extern int __get_hz(void); 117 118static __inline__ int get_hz(void) 119{ 120 if (__iproute2_hz_internal == 0) 121 __iproute2_hz_internal = __get_hz(); 122 return __iproute2_hz_internal; 123} 124 125extern int __iproute2_user_hz_internal; 126extern int __get_user_hz(void); 127 128static __inline__ int get_user_hz(void) 129{ 130 if (__iproute2_user_hz_internal == 0) 131 __iproute2_user_hz_internal = __get_user_hz(); 132 return __iproute2_user_hz_internal; 133} 134 135static inline __u32 nl_mgrp(__u32 group) 136{ 137 if (group > 31 ) { 138 fprintf(stderr, "Use setsockopt for this group %d\n", group); 139 exit(-1); 140 } 141 return group ? (1 << (group - 1)) : 0; 142} 143 144 145int print_timestamp(FILE *fp); 146 147#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) 148 149extern int cmdlineno; 150extern ssize_t getcmdline(char **line, size_t *len, FILE *in); 151extern int makeargs(char *line, char *argv[], int maxargs); 152 153struct iplink_req; 154int iplink_parse(int argc, char **argv, struct iplink_req *req, 155 char **name, char **type, char **link, char **dev, 156 int *group); 157#endif /* __UTILS_H__ */ 158