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 12 extern int preferred_family; 13 extern int show_stats; 14 extern int show_details; 15 extern int show_raw; 16 extern int resolve_hosts; 17 extern int oneline; 18 extern int timestamp; 19 extern 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 37 extern 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 43 typedef 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 59 struct dn_naddr 60 { 61 unsigned short a_len; 62 unsigned char a_addr[DN_MAXADDL]; 63 }; 64 65 #define IPX_NODE_LEN 6 66 67 struct ipx_addr { 68 u_int32_t ipx_net; 69 u_int8_t ipx_node[IPX_NODE_LEN]; 70 }; 71 72 extern __u32 get_addr32(const char *name); 73 extern int get_addr_1(inet_prefix *dst, const char *arg, int family); 74 extern int get_prefix_1(inet_prefix *dst, char *arg, int family); 75 extern int get_addr(inet_prefix *dst, const char *arg, int family); 76 extern int get_prefix(inet_prefix *dst, char *arg, int family); 77 extern int mask2bits(__u32 netmask); 78 79 extern int get_integer(int *val, const char *arg, int base); 80 extern int get_unsigned(unsigned *val, const char *arg, int base); 81 extern 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 85 extern int get_u64(__u64 *val, const char *arg, int base); 86 extern int get_u32(__u32 *val, const char *arg, int base); 87 extern int get_u16(__u16 *val, const char *arg, int base); 88 extern int get_s16(__s16 *val, const char *arg, int base); 89 extern int get_u8(__u8 *val, const char *arg, int base); 90 extern int get_s8(__s8 *val, const char *arg, int base); 91 92 extern char* hexstring_n2a(const __u8 *str, int len, char *buf, int blen); 93 extern __u8* hexstring_a2n(const char *str, __u8 *buf, int blen); 94 95 extern const char *format_host(int af, int len, const void *addr, 96 char *buf, int buflen); 97 extern const char *rt_addr_n2a(int af, int len, const void *addr, 98 char *buf, int buflen); 99 100 void missarg(const char *) __attribute__((noreturn)); 101 void invarg(const char *, const char *) __attribute__((noreturn)); 102 void duparg(const char *, const char *) __attribute__((noreturn)); 103 void duparg2(const char *, const char *) __attribute__((noreturn)); 104 int matches(const char *arg, const char *pattern); 105 extern int inet_addr_match(const inet_prefix *a, const inet_prefix *b, int bits); 106 107 const char *dnet_ntop(int af, const void *addr, char *str, size_t len); 108 int dnet_pton(int af, const char *src, void *addr); 109 110 const char *ipx_ntop(int af, const void *addr, char *str, size_t len); 111 int ipx_pton(int af, const char *src, void *addr); 112 113 extern int __iproute2_hz_internal; 114 extern int __get_hz(void); 115 116 static __inline__ int get_hz(void) 117 { 118 if (__iproute2_hz_internal == 0) 119 __iproute2_hz_internal = __get_hz(); 120 return __iproute2_hz_internal; 121 } 122 123 extern int __iproute2_user_hz_internal; 124 extern int __get_user_hz(void); 125 126 static __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 } 132 133 static 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 } 141 142 143 int print_timestamp(FILE *fp); 144 145 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) 146 147 extern int cmdlineno; 148 extern ssize_t getcmdline(char **line, size_t *len, FILE *in); 149 extern int makeargs(char *line, char *argv[], int maxargs); 150 151 struct iplink_req; 152 int iplink_parse(int argc, char **argv, struct iplink_req *req, 153 char **name, char **type, char **link, char **dev); 154 #endif /* __UTILS_H__ */ 155
