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 extern 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 38 extern 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 44 typedef 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 60 struct dn_naddr 61 { 62 unsigned short a_len; 63 unsigned char a_addr[DN_MAXADDL]; 64 }; 65 66 #define IPX_NODE_LEN 6 67 68 struct ipx_addr { 69 u_int32_t ipx_net; 70 u_int8_t ipx_node[IPX_NODE_LEN]; 71 }; 72 73 extern __u32 get_addr32(const char *name); 74 extern int get_addr_1(inet_prefix *dst, const char *arg, int family); 75 extern int get_prefix_1(inet_prefix *dst, char *arg, int family); 76 extern int get_addr(inet_prefix *dst, const char *arg, int family); 77 extern int get_prefix(inet_prefix *dst, char *arg, int family); 78 extern int mask2bits(__u32 netmask); 79 80 extern int get_integer(int *val, const char *arg, int base); 81 extern int get_unsigned(unsigned *val, const char *arg, int base); 82 extern 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 86 extern int get_u64(__u64 *val, const char *arg, int base); 87 extern int get_u32(__u32 *val, const char *arg, int base); 88 extern int get_s32(__s32 *val, const char *arg, int base); 89 extern int get_u16(__u16 *val, const char *arg, int base); 90 extern int get_s16(__s16 *val, const char *arg, int base); 91 extern int get_u8(__u8 *val, const char *arg, int base); 92 extern int get_s8(__s8 *val, const char *arg, int base); 93 94 extern char* hexstring_n2a(const __u8 *str, int len, char *buf, int blen); 95 extern __u8* hexstring_a2n(const char *str, __u8 *buf, int blen); 96 97 extern const char *format_host(int af, int len, const void *addr, 98 char *buf, int buflen); 99 extern const char *rt_addr_n2a(int af, int len, const void *addr, 100 char *buf, int buflen); 101 102 void missarg(const char *) __attribute__((noreturn)); 103 void invarg(const char *, const char *) __attribute__((noreturn)); 104 void duparg(const char *, const char *) __attribute__((noreturn)); 105 void duparg2(const char *, const char *) __attribute__((noreturn)); 106 int matches(const char *arg, const char *pattern); 107 extern int inet_addr_match(const inet_prefix *a, const inet_prefix *b, int bits); 108 109 const char *dnet_ntop(int af, const void *addr, char *str, size_t len); 110 int dnet_pton(int af, const char *src, void *addr); 111 112 const char *ipx_ntop(int af, const void *addr, char *str, size_t len); 113 int ipx_pton(int af, const char *src, void *addr); 114 115 extern int __iproute2_hz_internal; 116 extern int __get_hz(void); 117 118 static __inline__ int get_hz(void) 119 { 120 if (__iproute2_hz_internal == 0) 121 __iproute2_hz_internal = __get_hz(); 122 return __iproute2_hz_internal; 123 } 124 125 extern int __iproute2_user_hz_internal; 126 extern int __get_user_hz(void); 127 128 static __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 } 134 135 static 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 } 143 144 145 int print_timestamp(FILE *fp); 146 147 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) 148 149 extern int cmdlineno; 150 extern ssize_t getcmdline(char **line, size_t *len, FILE *in); 151 extern int makeargs(char *line, char *argv[], int maxargs); 152 153 struct iplink_req; 154 int 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
