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