1aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger/* 2aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * utils.c 3aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * 4aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * This program is free software; you can redistribute it and/or 5aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * modify it under the terms of the GNU General Public License 6aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * as published by the Free Software Foundation; either version 7aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * 2 of the License, or (at your option) any later version. 8aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * 9aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> 10aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * 11aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger */ 12aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 13aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <stdio.h> 14aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <stdlib.h> 15697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger#include <math.h> 16aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <unistd.h> 17aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <syslog.h> 18aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <fcntl.h> 195bd9dd49aecb66cae5e6d34197ab0487d946cc1dStrake#include <limits.h> 20aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <sys/socket.h> 21aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <netinet/in.h> 22aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <string.h> 23625df645b703dc858d54784c35beff64464afae2Phil Sutter#include <ctype.h> 24aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <netdb.h> 25aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <arpa/inet.h> 265dfe556188df2a3b2bfe73c8bc3b3b9216171a93osdl.org!shemminger#include <asm/types.h> 27aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <linux/pkt_sched.h> 285bd9dd49aecb66cae5e6d34197ab0487d946cc1dStrake#include <linux/param.h> 290b218ab18dfad3e307f99aed2167a0c74f7ec67aEric W. Biederman#include <linux/if_arp.h> 30dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman#include <linux/mpls.h> 3190f93024a0818dc691138d8401721e797004b042shemminger#include <time.h> 3290f93024a0818dc691138d8401721e797004b042shemminger#include <sys/time.h> 3330d10db5667d3ca86917ca86c1a65cfcc45965f9Hagen Paul Pfeifer#include <errno.h> 3490f93024a0818dc691138d8401721e797004b042shemminger 350b218ab18dfad3e307f99aed2167a0c74f7ec67aEric W. Biederman#include "rt_names.h" 36aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include "utils.h" 37e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan#include "namespace.h" 38aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 396648853975332e5f34d03a1e2a6e09f5e1742099Ivan Veceraint resolve_hosts; 40e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemmingerint timestamp_short; 4179aa79d0581cef6ddab635f7f2b88e81f920573aVadim Kochan 42609640f5f0feda8099b04452297d81dd1a8a1777Sabrina Dubrocaint get_hex(char c) 43609640f5f0feda8099b04452297d81dd1a8a1777Sabrina Dubroca{ 44609640f5f0feda8099b04452297d81dd1a8a1777Sabrina Dubroca if (c >= 'A' && c <= 'F') 45609640f5f0feda8099b04452297d81dd1a8a1777Sabrina Dubroca return c - 'A' + 10; 46609640f5f0feda8099b04452297d81dd1a8a1777Sabrina Dubroca if (c >= 'a' && c <= 'f') 47609640f5f0feda8099b04452297d81dd1a8a1777Sabrina Dubroca return c - 'a' + 10; 48609640f5f0feda8099b04452297d81dd1a8a1777Sabrina Dubroca if (c >= '0' && c <= '9') 49609640f5f0feda8099b04452297d81dd1a8a1777Sabrina Dubroca return c - '0'; 50609640f5f0feda8099b04452297d81dd1a8a1777Sabrina Dubroca 51609640f5f0feda8099b04452297d81dd1a8a1777Sabrina Dubroca return -1; 52609640f5f0feda8099b04452297d81dd1a8a1777Sabrina Dubroca} 53aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 544094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingerint get_integer(int *val, const char *arg, int base) 55aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 56aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger long res; 57aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *ptr; 58aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 59aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!arg || !*arg) 60aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 61697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 62aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger res = strtol(arg, &ptr, base); 63697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 64697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger /* If there were no digits at all, strtol() stores 65e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger * the original value of nptr in *endptr (and returns 0). 66697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger * In particular, if *nptr is not '\0' but **endptr is '\0' on return, 67697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger * the entire string is valid. 68697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger */ 69697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (!ptr || ptr == arg || *ptr) 70697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger return -1; 71697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 72697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger /* If an underflow occurs, strtol() returns LONG_MIN. 73697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger * If an overflow occurs, strtol() returns LONG_MAX. 74697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger * In both cases, errno is set to ERANGE. 75697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger */ 76697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if ((res == LONG_MAX || res == LONG_MIN) && errno == ERANGE) 77aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 78697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 79697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger /* Outside range of int */ 80697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (res < INT_MIN || res > INT_MAX) 81aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 82697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 83aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger *val = res; 84aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 85aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 86aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 876b1ac654e9364ad279d3c82d8a3ef93efa9f3dfaStephen Hemmingerint mask2bits(__u32 netmask) 884b270b172a6e570f4e9fa1ebb4bc67b0e715ee48Stephen Hemminger{ 89e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger unsigned int bits = 0; 906b1ac654e9364ad279d3c82d8a3ef93efa9f3dfaStephen Hemminger __u32 mask = ntohl(netmask); 916b1ac654e9364ad279d3c82d8a3ef93efa9f3dfaStephen Hemminger __u32 host = ~mask; 924b270b172a6e570f4e9fa1ebb4bc67b0e715ee48Stephen Hemminger 936b1ac654e9364ad279d3c82d8a3ef93efa9f3dfaStephen Hemminger /* a valid netmask must be 2^n - 1 */ 946b1ac654e9364ad279d3c82d8a3ef93efa9f3dfaStephen Hemminger if ((host & (host + 1)) != 0) 956b1ac654e9364ad279d3c82d8a3ef93efa9f3dfaStephen Hemminger return -1; 964b270b172a6e570f4e9fa1ebb4bc67b0e715ee48Stephen Hemminger 976b1ac654e9364ad279d3c82d8a3ef93efa9f3dfaStephen Hemminger for (; mask; mask <<= 1) 986b1ac654e9364ad279d3c82d8a3ef93efa9f3dfaStephen Hemminger ++bits; 994b270b172a6e570f4e9fa1ebb4bc67b0e715ee48Stephen Hemminger return bits; 1004b270b172a6e570f4e9fa1ebb4bc67b0e715ee48Stephen Hemminger} 1014b270b172a6e570f4e9fa1ebb4bc67b0e715ee48Stephen Hemminger 102e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemmingerstatic int get_netmask(unsigned int *val, const char *arg, int base) 1035a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson{ 1045a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson inet_prefix addr; 1055a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson 1065a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson if (!get_unsigned(val, arg, base)) 1075a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson return 0; 1085a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson 1095a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson /* try coverting dotted quad to CIDR */ 1106b1ac654e9364ad279d3c82d8a3ef93efa9f3dfaStephen Hemminger if (!get_addr_1(&addr, arg, AF_INET) && addr.family == AF_INET) { 1116b1ac654e9364ad279d3c82d8a3ef93efa9f3dfaStephen Hemminger int b = mask2bits(addr.data[0]); 112e9e9365b562ef5084bf21fb01e928c52c7078c93Stephen Hemminger 1136b1ac654e9364ad279d3c82d8a3ef93efa9f3dfaStephen Hemminger if (b >= 0) { 1146b1ac654e9364ad279d3c82d8a3ef93efa9f3dfaStephen Hemminger *val = b; 1155a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson return 0; 1166b1ac654e9364ad279d3c82d8a3ef93efa9f3dfaStephen Hemminger } 1175a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson } 1185a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson 1195a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson return -1; 1205a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson} 1215a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson 122e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemmingerint get_unsigned(unsigned int *val, const char *arg, int base) 123aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 124aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger unsigned long res; 125aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *ptr; 126aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 127aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!arg || !*arg) 128aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 129697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 130aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger res = strtoul(arg, &ptr, base); 131697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 132697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger /* empty string or trailing non-digits */ 133697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (!ptr || ptr == arg || *ptr) 134697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger return -1; 135697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 136697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger /* overflow */ 137697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (res == ULONG_MAX && errno == ERANGE) 138aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 139697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 140697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger /* out side range of unsigned */ 141697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (res > UINT_MAX) 142697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger return -1; 143697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 144aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger *val = res; 145aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 146aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 147aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 14854e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones/* 149db6b0cfa518de3b27c05bdf3efe05a7f77c4d97dGerrit Renker * get_time_rtt is "translated" from a similar routine "get_time" in 150db6b0cfa518de3b27c05bdf3efe05a7f77c4d97dGerrit Renker * tc_util.c. We don't use the exact same routine because tc passes 151db6b0cfa518de3b27c05bdf3efe05a7f77c4d97dGerrit Renker * microseconds to the kernel and the callers of get_time_rtt want to 152db6b0cfa518de3b27c05bdf3efe05a7f77c4d97dGerrit Renker * pass milliseconds (standard unit for rtt values since 2.6.27), and 153db6b0cfa518de3b27c05bdf3efe05a7f77c4d97dGerrit Renker * have a different assumption for the units of a "raw" number. 15454e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones */ 155e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemmingerint get_time_rtt(unsigned int *val, const char *arg, int *raw) 15654e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones{ 15754e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones double t; 15854e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones unsigned long res; 15954e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones char *p; 16054e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones 161697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (strchr(arg, '.') != NULL) { 162697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger t = strtod(arg, &p); 16354e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones if (t < 0.0) 16454e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones return -1; 165697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 1664d9a264f09cd41fdf5896b03db8443fe1af32f14Florian Westphal /* no digits? */ 1674d9a264f09cd41fdf5896b03db8443fe1af32f14Florian Westphal if (!p || p == arg) 168697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger return -1; 169697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 170697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger /* over/underflow */ 171697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if ((t == HUGE_VALF || t == HUGE_VALL) && errno == ERANGE) 172697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger return -1; 173697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger } else { 174897fb84fd9b872a544076f88430bc35fc12b7cc8Gerrit Renker res = strtoul(arg, &p, 0); 175697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 1764d9a264f09cd41fdf5896b03db8443fe1af32f14Florian Westphal /* empty string? */ 1774d9a264f09cd41fdf5896b03db8443fe1af32f14Florian Westphal if (!p || p == arg) 17854e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones return -1; 179697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 180697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger /* overflow */ 181697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (res == ULONG_MAX && errno == ERANGE) 18254e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones return -1; 183697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 18454e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones t = (double)res; 18554e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones } 186697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 18754e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones if (p == arg) 18854e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones return -1; 18954e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones *raw = 1; 19054e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones 19154e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones if (*p) { 19254e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones *raw = 0; 193e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger if (strcasecmp(p, "s") == 0 || 194e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger strcasecmp(p, "sec") == 0 || 195e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger strcasecmp(p, "secs") == 0) 196e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger t *= 1000; 197e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger else if (strcasecmp(p, "ms") == 0 || 198e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger strcasecmp(p, "msec") == 0 || 199e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger strcasecmp(p, "msecs") == 0) 20054e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones t *= 1.0; /* allow suffix, do nothing */ 201e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger else 202e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger return -1; 203e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger } 20454e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones 20554e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones /* emulate ceil() without having to bring-in -lm and always be >= 1 */ 206db6b0cfa518de3b27c05bdf3efe05a7f77c4d97dGerrit Renker *val = t; 207db6b0cfa518de3b27c05bdf3efe05a7f77c4d97dGerrit Renker if (*val < t) 208db6b0cfa518de3b27c05bdf3efe05a7f77c4d97dGerrit Renker *val += 1; 209e9e9365b562ef5084bf21fb01e928c52c7078c93Stephen Hemminger 210e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger return 0; 21154e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones 21254e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones} 21354e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones 214c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemmingerint get_u64(__u64 *val, const char *arg, int base) 215c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger{ 216c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger unsigned long long res; 217c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger char *ptr; 218c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger 219c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger if (!arg || !*arg) 220c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger return -1; 221697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 222c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger res = strtoull(arg, &ptr, base); 223697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 224697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger /* empty string or trailing non-digits */ 225697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (!ptr || ptr == arg || *ptr) 226697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger return -1; 227697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 228697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger /* overflow */ 229697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (res == ULLONG_MAX && errno == ERANGE) 230697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger return -1; 231697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 232697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger /* in case ULL is 128 bits */ 233697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (res > 0xFFFFFFFFFFFFFFFFULL) 234697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger return -1; 235697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 236e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger *val = res; 237e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger return 0; 238c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger} 239c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger 2404094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingerint get_u32(__u32 *val, const char *arg, int base) 241aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 242aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger unsigned long res; 243aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *ptr; 244aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 245aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!arg || !*arg) 246aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 247aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger res = strtoul(arg, &ptr, base); 248697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 249697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger /* empty string or trailing non-digits */ 250697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (!ptr || ptr == arg || *ptr) 251697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger return -1; 252697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 253697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger /* overflow */ 254697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (res == ULONG_MAX && errno == ERANGE) 255aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 256697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 257697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger /* in case UL > 32 bits */ 258697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (res > 0xFFFFFFFFUL) 259aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 260697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 261aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger *val = res; 262aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 263aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 264aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 2654094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingerint get_u16(__u16 *val, const char *arg, int base) 266aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 267aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger unsigned long res; 268aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *ptr; 269aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 270aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!arg || !*arg) 271aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 272aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger res = strtoul(arg, &ptr, base); 273697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 274697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger /* empty string or trailing non-digits */ 275697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (!ptr || ptr == arg || *ptr) 276697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger return -1; 277697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 278697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger /* overflow */ 279697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (res == ULONG_MAX && errno == ERANGE) 280aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 281697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 282697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (res > 0xFFFFUL) 283aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 284697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 285aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger *val = res; 286aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 287aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 288aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 2894094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingerint get_u8(__u8 *val, const char *arg, int base) 290aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 291aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger unsigned long res; 292aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *ptr; 293aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 294aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!arg || !*arg) 295aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 296697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 297aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger res = strtoul(arg, &ptr, base); 298697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger /* empty string or trailing non-digits */ 299697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (!ptr || ptr == arg || *ptr) 300697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger return -1; 301697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 302697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger /* overflow */ 303697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (res == ULONG_MAX && errno == ERANGE) 304aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 305697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 306697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (res > 0xFFUL) 307697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger return -1; 308697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 309aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger *val = res; 310aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 311aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 312aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 31330d10db5667d3ca86917ca86c1a65cfcc45965f9Hagen Paul Pfeiferint get_s32(__s32 *val, const char *arg, int base) 31430d10db5667d3ca86917ca86c1a65cfcc45965f9Hagen Paul Pfeifer{ 31530d10db5667d3ca86917ca86c1a65cfcc45965f9Hagen Paul Pfeifer long res; 31630d10db5667d3ca86917ca86c1a65cfcc45965f9Hagen Paul Pfeifer char *ptr; 31730d10db5667d3ca86917ca86c1a65cfcc45965f9Hagen Paul Pfeifer 31830d10db5667d3ca86917ca86c1a65cfcc45965f9Hagen Paul Pfeifer errno = 0; 31930d10db5667d3ca86917ca86c1a65cfcc45965f9Hagen Paul Pfeifer 32030d10db5667d3ca86917ca86c1a65cfcc45965f9Hagen Paul Pfeifer if (!arg || !*arg) 32130d10db5667d3ca86917ca86c1a65cfcc45965f9Hagen Paul Pfeifer return -1; 32230d10db5667d3ca86917ca86c1a65cfcc45965f9Hagen Paul Pfeifer res = strtol(arg, &ptr, base); 323697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (!ptr || ptr == arg || *ptr) 324697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger return -1; 325697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if ((res == LONG_MIN || res == LONG_MAX) && errno == ERANGE) 32630d10db5667d3ca86917ca86c1a65cfcc45965f9Hagen Paul Pfeifer return -1; 327697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (res > INT32_MAX || res < INT32_MIN) 328697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger return -1; 329697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 33030d10db5667d3ca86917ca86c1a65cfcc45965f9Hagen Paul Pfeifer *val = res; 33130d10db5667d3ca86917ca86c1a65cfcc45965f9Hagen Paul Pfeifer return 0; 33230d10db5667d3ca86917ca86c1a65cfcc45965f9Hagen Paul Pfeifer} 33330d10db5667d3ca86917ca86c1a65cfcc45965f9Hagen Paul Pfeifer 3344094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingerint get_s16(__s16 *val, const char *arg, int base) 335aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 336aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger long res; 337aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *ptr; 338aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 339aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!arg || !*arg) 340aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 341aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger res = strtol(arg, &ptr, base); 342697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (!ptr || ptr == arg || *ptr) 343697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger return -1; 344697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if ((res == LONG_MIN || res == LONG_MAX) && errno == ERANGE) 345697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger return -1; 346697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (res > 0x7FFF || res < -0x8000) 347aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 348697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger 349aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger *val = res; 350aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 351aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 352aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 3534094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingerint get_s8(__s8 *val, const char *arg, int base) 354aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 355aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger long res; 356aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *ptr; 357aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 358aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!arg || !*arg) 359aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 360aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger res = strtol(arg, &ptr, base); 361697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (!ptr || ptr == arg || *ptr) 362697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger return -1; 363697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if ((res == LONG_MIN || res == LONG_MAX) && errno == ERANGE) 364697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger return -1; 365697ac63905cb5ca5389cd840462ee9868123b77fStephen Hemminger if (res > 0x7F || res < -0x80) 366aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 367aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger *val = res; 368aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 369aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 370aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 3719f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubrocaint get_be64(__be64 *val, const char *arg, int base) 3729f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca{ 3739f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca __u64 v; 3749f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca int ret = get_u64(&v, arg, base); 3759f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca 3769f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca if (!ret) 3779f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca *val = htonll(v); 3789f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca 3799f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca return ret; 3809f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca} 3819f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca 3829f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubrocaint get_be32(__be32 *val, const char *arg, int base) 3839f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca{ 3849f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca __u32 v; 3859f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca int ret = get_u32(&v, arg, base); 3869f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca 3879f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca if (!ret) 3889f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca *val = htonl(v); 3899f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca 3909f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca return ret; 3919f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca} 3929f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca 3939f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubrocaint get_be16(__be16 *val, const char *arg, int base) 3949f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca{ 3959f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca __u16 v; 3969f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca int ret = get_u16(&v, arg, base); 3979f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca 3989f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca if (!ret) 3999f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca *val = htons(v); 4009f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca 4019f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca return ret; 4029f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca} 4039f7401fa4967178a071c53498f6bdc460c7cc4eaSabrina Dubroca 404cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger/* This uses a non-standard parsing (ie not inet_aton, or inet_pton) 405cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger * because of legacy choice to parse 10.8 as 10.8.0.0 not 10.0.0.8 406cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger */ 407cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemmingerstatic int get_addr_ipv4(__u8 *ap, const char *cp) 408aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 409cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger int i; 410cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger 411cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger for (i = 0; i < 4; i++) { 412cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger unsigned long n; 413cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger char *endp; 414e9e9365b562ef5084bf21fb01e928c52c7078c93Stephen Hemminger 415cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger n = strtoul(cp, &endp, 0); 416cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger if (n > 255) 417cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger return -1; /* bogus network value */ 418cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger 419cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger if (endp == cp) /* no digits */ 420cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger return -1; 42194afda752956ddc6ff1accf931bc3d03c070bb18Stephen Hemminger 422cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger ap[i] = n; 423cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger 424cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger if (*endp == '\0') 425cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger break; 426cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger 427cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger if (i == 3 || *endp != '.') 428e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger return -1; /* extra characters */ 429cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger cp = endp + 1; 430cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger } 431cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger 432cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger return 1; 433cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger} 434cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger 4355866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbertint get_addr64(__u64 *ap, const char *cp) 4365866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert{ 4375866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert int i; 4385866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert 4395866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert union { 4405866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert __u16 v16[4]; 4415866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert __u64 v64; 4425866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert } val; 4435866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert 4445866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert for (i = 0; i < 4; i++) { 4455866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert unsigned long n; 4465866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert char *endp; 4475866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert 4485866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert n = strtoul(cp, &endp, 16); 4495866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert if (n > 0xffff) 4505866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert return -1; /* bogus network value */ 4515866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert 4525866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert if (endp == cp) /* no digits */ 4535866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert return -1; 4545866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert 4555866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert val.v16[i] = htons(n); 4565866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert 4575866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert if (*endp == '\0') 4585866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert break; 4595866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert 4605866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert if (i == 3 || *endp != ':') 4615866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert return -1; /* extra characters */ 4625866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert cp = endp + 1; 4635866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert } 4645866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert 4655866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert *ap = val.v64; 4665866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert 4675866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert return 1; 4685866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert} 4695866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert 470cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemmingerint get_addr_1(inet_prefix *addr, const char *name, int family) 471cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger{ 472aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memset(addr, 0, sizeof(*addr)); 473aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 474aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (strcmp(name, "default") == 0 || 475aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger strcmp(name, "all") == 0 || 476aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger strcmp(name, "any") == 0) { 477dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman if ((family == AF_DECnet) || (family == AF_MPLS)) 478aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 479aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->family = family; 480aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->bytelen = (family == AF_INET6 ? 16 : 4); 481aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->bitlen = -1; 482aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 483aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 484aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 4850b218ab18dfad3e307f99aed2167a0c74f7ec67aEric W. Biederman if (family == AF_PACKET) { 4860b218ab18dfad3e307f99aed2167a0c74f7ec67aEric W. Biederman int len; 487e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger 4888b59612f99f6e854a3f918c40b843d8df240d1e5David Ahern len = ll_addr_a2n((char *) &addr->data, sizeof(addr->data), 4898b59612f99f6e854a3f918c40b843d8df240d1e5David Ahern name); 4900b218ab18dfad3e307f99aed2167a0c74f7ec67aEric W. Biederman if (len < 0) 4910b218ab18dfad3e307f99aed2167a0c74f7ec67aEric W. Biederman return -1; 4920b218ab18dfad3e307f99aed2167a0c74f7ec67aEric W. Biederman 4930b218ab18dfad3e307f99aed2167a0c74f7ec67aEric W. Biederman addr->family = AF_PACKET; 4940b218ab18dfad3e307f99aed2167a0c74f7ec67aEric W. Biederman addr->bytelen = len; 4950b218ab18dfad3e307f99aed2167a0c74f7ec67aEric W. Biederman addr->bitlen = len * 8; 4960b218ab18dfad3e307f99aed2167a0c74f7ec67aEric W. Biederman return 0; 4970b218ab18dfad3e307f99aed2167a0c74f7ec67aEric W. Biederman } 4980b218ab18dfad3e307f99aed2167a0c74f7ec67aEric W. Biederman 499aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (strchr(name, ':')) { 500aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->family = AF_INET6; 501aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (family != AF_UNSPEC && family != AF_INET6) 502aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 503aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (inet_pton(AF_INET6, name, addr->data) <= 0) 504aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 505aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->bytelen = 16; 506aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->bitlen = -1; 507aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 508aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 509aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 5106644900d2116a2a397bf0ed26ffd845ca2136b52San Mehat#ifndef ANDROID 511aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (family == AF_DECnet) { 512aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct dn_naddr dna; 513e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger 514aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->family = AF_DECnet; 515aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (dnet_pton(AF_DECnet, name, &dna) <= 0) 516aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 517aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memcpy(addr->data, dna.a_addr, 2); 518aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->bytelen = 2; 519aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->bitlen = -1; 520aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 521aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 5226644900d2116a2a397bf0ed26ffd845ca2136b52San Mehat#endif 523aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 524dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman if (family == AF_MPLS) { 5254af4471606ccf2b0cb7f5d0711f9be25435d8efcDavid Ahern unsigned int maxlabels; 526dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman int i; 527e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger 528dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman addr->family = AF_MPLS; 5294af4471606ccf2b0cb7f5d0711f9be25435d8efcDavid Ahern if (mpls_pton(AF_MPLS, name, addr->data, 5304af4471606ccf2b0cb7f5d0711f9be25435d8efcDavid Ahern sizeof(addr->data)) <= 0) 531dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman return -1; 532dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman addr->bytelen = 4; 533dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman addr->bitlen = 20; 534dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman /* How many bytes do I need? */ 5354af4471606ccf2b0cb7f5d0711f9be25435d8efcDavid Ahern maxlabels = sizeof(addr->data) / sizeof(struct mpls_label); 5364af4471606ccf2b0cb7f5d0711f9be25435d8efcDavid Ahern for (i = 0; i < maxlabels; i++) { 537dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman if (ntohl(addr->data[i]) & MPLS_LS_S_MASK) { 538dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman addr->bytelen = (i + 1)*4; 539dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman break; 540dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman } 541dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman } 542dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman return 0; 543dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman } 544dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman 545aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->family = AF_INET; 546aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (family != AF_UNSPEC && family != AF_INET) 547aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 54894afda752956ddc6ff1accf931bc3d03c070bb18Stephen Hemminger 549cafa6c8ec1d6e4bddde190edb742be864ce3f9b3Stephen Hemminger if (get_addr_ipv4((__u8 *)addr->data, name) <= 0) 550516ffb6b7724e97ca035293dcfd9f94cf6ce3a47Stephen Hemminger return -1; 55194afda752956ddc6ff1accf931bc3d03c070bb18Stephen Hemminger 552aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->bytelen = 4; 553aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->bitlen = -1; 554aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 555aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 556aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 557f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochanint af_bit_len(int af) 558f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan{ 559f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan switch (af) { 560f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan case AF_INET6: 561f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan return 128; 562f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan case AF_INET: 563f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan return 32; 564f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan case AF_DECnet: 565f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan return 16; 566f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan case AF_IPX: 567f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan return 80; 568dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman case AF_MPLS: 569dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman return 20; 570f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan } 571f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan 572f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan return 0; 573f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan} 574f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan 575f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochanint af_byte_len(int af) 576f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan{ 577f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan return af_bit_len(af) / 8; 578f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan} 579f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan 580fb9b1d0f6a9f355bceae435ea43f1c8f3635b2dfosdl.net!shemmingerint get_prefix_1(inet_prefix *dst, char *arg, int family) 581aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 582aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int err; 583e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger unsigned int plen; 584aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *slash; 585aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 586aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memset(dst, 0, sizeof(*dst)); 587aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 588aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (strcmp(arg, "default") == 0 || 589aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger strcmp(arg, "any") == 0 || 590aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger strcmp(arg, "all") == 0) { 591f7dd7e5e713d5820da2ad5cbd3fa88286e20d4f1Thomas Graf if ((family == AF_DECnet) || (family == AF_MPLS)) 592aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 593aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger dst->family = family; 594aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger dst->bytelen = 0; 595aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger dst->bitlen = 0; 596aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 597aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 598aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 599aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger slash = strchr(arg, '/'); 600aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (slash) 601aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger *slash = 0; 602fb9b1d0f6a9f355bceae435ea43f1c8f3635b2dfosdl.net!shemminger 603aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger err = get_addr_1(dst, arg, family); 604aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (err == 0) { 605106ca2779ebc0d6a17ce7fae073aa38cdbdae6bbRoopa Prabhu dst->bitlen = af_bit_len(dst->family); 606f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan 607aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (slash) { 6085a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson if (get_netmask(&plen, slash+1, 0) 609656111b2f9c5932350e697a1aaa70ba2d9b40bc7Stephen Hemminger || plen > dst->bitlen) { 610aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger err = -1; 611aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger goto done; 612aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 613f082b64fb40b467bc1f9e5d245114aae4e256d5cnet[shemminger]!shemminger dst->flags |= PREFIXLEN_SPECIFIED; 614aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger dst->bitlen = plen; 615aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 616aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 617aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerdone: 618aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (slash) 619aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger *slash = '/'; 620aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return err; 621aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 622aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 62334705c807a38909247d1bb29ccdffe42e5c1dab3Phil Sutterstatic const char *family_name_verbose(int family) 62434705c807a38909247d1bb29ccdffe42e5c1dab3Phil Sutter{ 62534705c807a38909247d1bb29ccdffe42e5c1dab3Phil Sutter if (family == AF_UNSPEC) 62634705c807a38909247d1bb29ccdffe42e5c1dab3Phil Sutter return "any valid"; 62734705c807a38909247d1bb29ccdffe42e5c1dab3Phil Sutter return family_name(family); 62834705c807a38909247d1bb29ccdffe42e5c1dab3Phil Sutter} 62934705c807a38909247d1bb29ccdffe42e5c1dab3Phil Sutter 630c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemmingerint get_addr(inet_prefix *dst, const char *arg, int family) 631aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 632aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (get_addr_1(dst, arg, family)) { 633e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger fprintf(stderr, 634e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger "Error: %s address is expected rather than \"%s\".\n", 63534705c807a38909247d1bb29ccdffe42e5c1dab3Phil Sutter family_name_verbose(family), arg); 636aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(1); 637aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 638aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 639aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 640aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 641fb9b1d0f6a9f355bceae435ea43f1c8f3635b2dfosdl.net!shemmingerint get_prefix(inet_prefix *dst, char *arg, int family) 642aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 643aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (family == AF_PACKET) { 644e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger fprintf(stderr, 645e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger "Error: \"%s\" may be inet prefix, but it is not allowed in this context.\n", 646e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger arg); 647aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(1); 648aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 649334af761433685d90790545eb705bfe03ae9d43dMarco Varlese 650aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (get_prefix_1(dst, arg, family)) { 651e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger fprintf(stderr, 652e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger "Error: %s prefix is expected rather than \"%s\".\n", 65334705c807a38909247d1bb29ccdffe42e5c1dab3Phil Sutter family_name_verbose(family), arg); 654aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(1); 655aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 656aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 657aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 658aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 659c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger__u32 get_addr32(const char *name) 660aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 661aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger inet_prefix addr; 662e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger 663aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (get_addr_1(&addr, name, AF_INET)) { 664e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger fprintf(stderr, 665e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger "Error: an IP address is expected rather than \"%s\"\n", 666e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger name); 667aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(1); 668aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 669aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return addr.data[0]; 670aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 671aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 6724094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingervoid incomplete_command(void) 673aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 674aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fprintf(stderr, "Command line is not complete. Try option \"help\"\n"); 675aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(-1); 676aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 677aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 678c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemmingervoid missarg(const char *key) 679c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger{ 680c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger fprintf(stderr, "Error: argument \"%s\" is required\n", key); 681c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger exit(-1); 682c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger} 683c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger 6844094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingervoid invarg(const char *msg, const char *arg) 685aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 686aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fprintf(stderr, "Error: argument \"%s\" is wrong: %s\n", arg, msg); 687aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(-1); 688aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 689aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 6904094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingervoid duparg(const char *key, const char *arg) 691aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 692e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger fprintf(stderr, 693e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger "Error: duplicate \"%s\": \"%s\" is the second value.\n", 694e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger key, arg); 695aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(-1); 696aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 697aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 6984094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingervoid duparg2(const char *key, const char *arg) 699aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 700e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger fprintf(stderr, 701e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger "Error: either \"%s\" is duplicate, or \"%s\" is a garbage.\n", 702e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger key, arg); 703aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(-1); 704aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 705aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 706625df645b703dc858d54784c35beff64464afae2Phil Sutterint check_ifname(const char *name) 707625df645b703dc858d54784c35beff64464afae2Phil Sutter{ 708625df645b703dc858d54784c35beff64464afae2Phil Sutter /* These checks mimic kernel checks in dev_valid_name */ 709625df645b703dc858d54784c35beff64464afae2Phil Sutter if (*name == '\0') 710625df645b703dc858d54784c35beff64464afae2Phil Sutter return -1; 711625df645b703dc858d54784c35beff64464afae2Phil Sutter if (strlen(name) >= IFNAMSIZ) 712625df645b703dc858d54784c35beff64464afae2Phil Sutter return -1; 713625df645b703dc858d54784c35beff64464afae2Phil Sutter 714625df645b703dc858d54784c35beff64464afae2Phil Sutter while (*name) { 715625df645b703dc858d54784c35beff64464afae2Phil Sutter if (*name == '/' || isspace(*name)) 716625df645b703dc858d54784c35beff64464afae2Phil Sutter return -1; 717625df645b703dc858d54784c35beff64464afae2Phil Sutter ++name; 718625df645b703dc858d54784c35beff64464afae2Phil Sutter } 719625df645b703dc858d54784c35beff64464afae2Phil Sutter return 0; 720625df645b703dc858d54784c35beff64464afae2Phil Sutter} 721625df645b703dc858d54784c35beff64464afae2Phil Sutter 722625df645b703dc858d54784c35beff64464afae2Phil Sutter/* buf is assumed to be IFNAMSIZ */ 723625df645b703dc858d54784c35beff64464afae2Phil Sutterint get_ifname(char *buf, const char *name) 724625df645b703dc858d54784c35beff64464afae2Phil Sutter{ 725625df645b703dc858d54784c35beff64464afae2Phil Sutter int ret; 726625df645b703dc858d54784c35beff64464afae2Phil Sutter 727625df645b703dc858d54784c35beff64464afae2Phil Sutter ret = check_ifname(name); 728625df645b703dc858d54784c35beff64464afae2Phil Sutter if (ret == 0) 729625df645b703dc858d54784c35beff64464afae2Phil Sutter strncpy(buf, name, IFNAMSIZ); 730625df645b703dc858d54784c35beff64464afae2Phil Sutter 731625df645b703dc858d54784c35beff64464afae2Phil Sutter return ret; 732625df645b703dc858d54784c35beff64464afae2Phil Sutter} 733625df645b703dc858d54784c35beff64464afae2Phil Sutter 7344094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingerint matches(const char *cmd, const char *pattern) 735aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 736aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int len = strlen(cmd); 737e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger 738aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (len > strlen(pattern)) 739aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 740aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return memcmp(pattern, cmd, len); 741aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 742aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 7434094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingerint inet_addr_match(const inet_prefix *a, const inet_prefix *b, int bits) 744aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 7459626dfd54c3cc4deec1c651a0bfee65b50feb78bStephen Hemminger const __u32 *a1 = a->data; 7469626dfd54c3cc4deec1c651a0bfee65b50feb78bStephen Hemminger const __u32 *a2 = b->data; 747aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int words = bits >> 0x05; 748aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 749aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger bits &= 0x1f; 750aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 751aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (words) 752aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (memcmp(a1, a2, words << 2)) 753aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 754aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 755aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (bits) { 756aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger __u32 w1, w2; 757aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger __u32 mask; 758aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 759aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger w1 = a1[words]; 760aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger w2 = a2[words]; 761aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 762aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger mask = htonl((0xffffffff) << (0x20 - bits)); 763aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 764aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if ((w1 ^ w2) & mask) 765aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 1; 766aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 767aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 768aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 769aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 770aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 771aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerint __iproute2_hz_internal; 772aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 773aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerint __get_hz(void) 774aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 775aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char name[1024]; 776aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int hz = 0; 777aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger FILE *fp; 778aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 779aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (getenv("HZ")) 780aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return atoi(getenv("HZ")) ? : HZ; 781aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 782e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger if (getenv("PROC_NET_PSCHED")) 783e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger snprintf(name, sizeof(name)-1, 784e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger "%s", getenv("PROC_NET_PSCHED")); 785e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger else if (getenv("PROC_ROOT")) 786e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger snprintf(name, sizeof(name)-1, 787e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger "%s/net/psched", getenv("PROC_ROOT")); 788e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger else 789aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger strcpy(name, "/proc/net/psched"); 790e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger 791aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fp = fopen(name, "r"); 792aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 793aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (fp) { 794e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger unsigned int nom, denom; 795e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger 796aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (fscanf(fp, "%*08x%*08x%08x%08x", &nom, &denom) == 2) 797aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (nom == 1000000) 798aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger hz = denom; 799aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fclose(fp); 800aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 801aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (hz) 802aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return hz; 803aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return HZ; 804aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 805aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 8065e8bc6316b1a6c56598cdb29a737d1d670d74e69net[shemminger]!shemmingerint __iproute2_user_hz_internal; 8075e8bc6316b1a6c56598cdb29a737d1d670d74e69net[shemminger]!shemminger 8085e8bc6316b1a6c56598cdb29a737d1d670d74e69net[shemminger]!shemmingerint __get_user_hz(void) 8095e8bc6316b1a6c56598cdb29a737d1d670d74e69net[shemminger]!shemminger{ 8105e8bc6316b1a6c56598cdb29a737d1d670d74e69net[shemminger]!shemminger return sysconf(_SC_CLK_TCK); 8115e8bc6316b1a6c56598cdb29a737d1d670d74e69net[shemminger]!shemminger} 8125e8bc6316b1a6c56598cdb29a737d1d670d74e69net[shemminger]!shemminger 813e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemmingerconst char *rt_addr_n2a_r(int af, int len, 814e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger const void *addr, char *buf, int buflen) 815aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 816aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger switch (af) { 817aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger case AF_INET: 818aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger case AF_INET6: 819aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return inet_ntop(af, addr, buf, buflen); 8206644900d2116a2a397bf0ed26ffd845ca2136b52San Mehat#ifndef ANDROID 821dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman case AF_MPLS: 822dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman return mpls_ntop(af, addr, buf, buflen); 823aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger case AF_IPX: 824aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return ipx_ntop(af, addr, buf, buflen); 825aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger case AF_DECnet: 826aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger { 827e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger struct dn_naddr dna = { 2, { 0, 0, } }; 828e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger 829aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memcpy(dna.a_addr, addr, 2); 830aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return dnet_ntop(af, &dna, buf, buflen); 831aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 8326644900d2116a2a397bf0ed26ffd845ca2136b52San Mehat#endif 8330b218ab18dfad3e307f99aed2167a0c74f7ec67aEric W. Biederman case AF_PACKET: 8340b218ab18dfad3e307f99aed2167a0c74f7ec67aEric W. Biederman return ll_addr_n2a(addr, len, ARPHRD_VOID, buf, buflen); 835aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger default: 836aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return "???"; 837aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 838aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 839aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 8402e96d2ccd03a29896fc8a2c6ee6b769c512501dfPhil Sutterconst char *rt_addr_n2a(int af, int len, const void *addr) 8412e96d2ccd03a29896fc8a2c6ee6b769c512501dfPhil Sutter{ 8422e96d2ccd03a29896fc8a2c6ee6b769c512501dfPhil Sutter static char buf[256]; 8432e96d2ccd03a29896fc8a2c6ee6b769c512501dfPhil Sutter 8442e96d2ccd03a29896fc8a2c6ee6b769c512501dfPhil Sutter return rt_addr_n2a_r(af, len, addr, buf, 256); 8452e96d2ccd03a29896fc8a2c6ee6b769c512501dfPhil Sutter} 8462e96d2ccd03a29896fc8a2c6ee6b769c512501dfPhil Sutter 84745c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biedermanint read_family(const char *name) 84845c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman{ 84945c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman int family = AF_UNSPEC; 850e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger 85145c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman if (strcmp(name, "inet") == 0) 85245c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman family = AF_INET; 85345c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman else if (strcmp(name, "inet6") == 0) 85445c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman family = AF_INET6; 85545c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman else if (strcmp(name, "dnet") == 0) 85645c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman family = AF_DECnet; 85745c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman else if (strcmp(name, "link") == 0) 85845c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman family = AF_PACKET; 85945c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman else if (strcmp(name, "ipx") == 0) 86045c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman family = AF_IPX; 861dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman else if (strcmp(name, "mpls") == 0) 862dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman family = AF_MPLS; 86345c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman else if (strcmp(name, "bridge") == 0) 86445c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman family = AF_BRIDGE; 86545c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman return family; 86645c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman} 86745c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman 86845c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biedermanconst char *family_name(int family) 86945c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman{ 87045c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman if (family == AF_INET) 87145c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman return "inet"; 87245c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman if (family == AF_INET6) 87345c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman return "inet6"; 87445c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman if (family == AF_DECnet) 87545c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman return "dnet"; 87645c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman if (family == AF_PACKET) 87745c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman return "link"; 87845c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman if (family == AF_IPX) 87945c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman return "ipx"; 880dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman if (family == AF_MPLS) 881dacc5d4197c1f8ac12938a594f7e4131cb937cb2Eric W. Biederman return "mpls"; 88245c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman if (family == AF_BRIDGE) 88345c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman return "bridge"; 88445c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman return "???"; 88545c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman} 88645c90d1990cbcecf6b24613f44849d6c44f29cdcEric W. Biederman 887aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#ifdef RESOLVE_HOSTNAMES 888e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemmingerstruct namerec { 889aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct namerec *next; 8907dec1bf88bc34e2d0b320f0c23bd1a060c73852bStephen Hemminger const char *name; 891aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger inet_prefix addr; 892aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger}; 893aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 8947dec1bf88bc34e2d0b320f0c23bd1a060c73852bStephen Hemminger#define NHASH 257 8957dec1bf88bc34e2d0b320f0c23bd1a060c73852bStephen Hemmingerstatic struct namerec *nht[NHASH]; 896aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 8977dec1bf88bc34e2d0b320f0c23bd1a060c73852bStephen Hemmingerstatic const char *resolve_address(const void *addr, int len, int af) 898aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 899aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct namerec *n; 900aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct hostent *h_ent; 901e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger unsigned int hash; 902aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger static int notfirst; 903aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 904aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 905e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger if (af == AF_INET6 && ((__u32 *)addr)[0] == 0 && 906e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger ((__u32 *)addr)[1] == 0 && ((__u32 *)addr)[2] == htonl(0xffff)) { 907aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger af = AF_INET; 908aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr += 12; 909aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger len = 4; 910aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 911aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 9127dec1bf88bc34e2d0b320f0c23bd1a060c73852bStephen Hemminger hash = *(__u32 *)(addr + len - 4) % NHASH; 913aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 914aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger for (n = nht[hash]; n; n = n->next) { 915aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (n->addr.family == af && 916aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger n->addr.bytelen == len && 917aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memcmp(n->addr.data, addr, len) == 0) 918aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return n->name; 919aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 920e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger n = malloc(sizeof(*n)); 921e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger if (n == NULL) 922aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return NULL; 923aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger n->addr.family = af; 924aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger n->addr.bytelen = len; 925aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger n->name = NULL; 926aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memcpy(n->addr.data, addr, len); 927aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger n->next = nht[hash]; 928aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger nht[hash] = n; 929aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (++notfirst == 1) 930aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger sethostent(1); 931aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fflush(stdout); 932aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 933e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger h_ent = gethostbyaddr(addr, len, af); 934e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger if (h_ent != NULL) 935aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger n->name = strdup(h_ent->h_name); 936aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 937aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger /* Even if we fail, "negative" entry is remembered. */ 938aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return n->name; 939aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 940aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#endif 941aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 942a418e451643e77fe36861e53359587ba8aa41873Phil Sutterconst char *format_host_r(int af, int len, const void *addr, 9434094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemminger char *buf, int buflen) 944aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 945aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#ifdef RESOLVE_HOSTNAMES 946aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (resolve_hosts) { 9477dec1bf88bc34e2d0b320f0c23bd1a060c73852bStephen Hemminger const char *n; 9487dec1bf88bc34e2d0b320f0c23bd1a060c73852bStephen Hemminger 949f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan len = len <= 0 ? af_byte_len(af) : len; 950f3a2ddc124e09d3990b836e322ed39c76c35546eVadim Kochan 951aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (len > 0 && 952aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger (n = resolve_address(addr, len, af)) != NULL) 953aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return n; 954aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 955aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#endif 9562e96d2ccd03a29896fc8a2c6ee6b769c512501dfPhil Sutter return rt_addr_n2a_r(af, len, addr, buf, buflen); 957aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 958aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 959a418e451643e77fe36861e53359587ba8aa41873Phil Sutterconst char *format_host(int af, int len, const void *addr) 960a418e451643e77fe36861e53359587ba8aa41873Phil Sutter{ 961a418e451643e77fe36861e53359587ba8aa41873Phil Sutter static char buf[256]; 962a418e451643e77fe36861e53359587ba8aa41873Phil Sutter 963a418e451643e77fe36861e53359587ba8aa41873Phil Sutter return format_host_r(af, len, addr, buf, 256); 964aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 965aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 966aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 967f332d169246447bd5e258ac03d5ee840a70adb1eshemmingerchar *hexstring_n2a(const __u8 *str, int len, char *buf, int blen) 968aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 969f332d169246447bd5e258ac03d5ee840a70adb1eshemminger char *ptr = buf; 970aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int i; 971aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 972e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger for (i = 0; i < len; i++) { 973aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (blen < 3) 974aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger break; 975aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger sprintf(ptr, "%02x", str[i]); 976aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger ptr += 2; 977aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger blen -= 2; 978aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 979aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return buf; 980aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 981aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 98289ae502056f58a0177b9970f1f79a9683ac7fdd0Sabrina Dubroca__u8 *hexstring_a2n(const char *str, __u8 *buf, int blen, unsigned int *len) 983aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 98489ae502056f58a0177b9970f1f79a9683ac7fdd0Sabrina Dubroca unsigned int cnt = 0; 985316c2346f7f3e337be9a56e7ad5fc8e04cd26d63Jiri Pirko char *endptr; 986aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 987316c2346f7f3e337be9a56e7ad5fc8e04cd26d63Jiri Pirko if (strlen(str) % 2) 988316c2346f7f3e337be9a56e7ad5fc8e04cd26d63Jiri Pirko return NULL; 989316c2346f7f3e337be9a56e7ad5fc8e04cd26d63Jiri Pirko while (cnt < blen && strlen(str) > 1) { 990316c2346f7f3e337be9a56e7ad5fc8e04cd26d63Jiri Pirko unsigned int tmp; 991316c2346f7f3e337be9a56e7ad5fc8e04cd26d63Jiri Pirko char tmpstr[3]; 992316c2346f7f3e337be9a56e7ad5fc8e04cd26d63Jiri Pirko 993316c2346f7f3e337be9a56e7ad5fc8e04cd26d63Jiri Pirko strncpy(tmpstr, str, 2); 994316c2346f7f3e337be9a56e7ad5fc8e04cd26d63Jiri Pirko tmpstr[2] = '\0'; 9959ba4126dc4d6abb8dc5c8c8d52177849e764a14eBeniamino Galvani errno = 0; 996316c2346f7f3e337be9a56e7ad5fc8e04cd26d63Jiri Pirko tmp = strtoul(tmpstr, &endptr, 16); 997316c2346f7f3e337be9a56e7ad5fc8e04cd26d63Jiri Pirko if (errno != 0 || tmp > 0xFF || *endptr != '\0') 998aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return NULL; 999316c2346f7f3e337be9a56e7ad5fc8e04cd26d63Jiri Pirko buf[cnt++] = tmp; 1000316c2346f7f3e337be9a56e7ad5fc8e04cd26d63Jiri Pirko str += 2; 1001aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 100289ae502056f58a0177b9970f1f79a9683ac7fdd0Sabrina Dubroca 100389ae502056f58a0177b9970f1f79a9683ac7fdd0Sabrina Dubroca if (len) 100489ae502056f58a0177b9970f1f79a9683ac7fdd0Sabrina Dubroca *len = cnt; 100589ae502056f58a0177b9970f1f79a9683ac7fdd0Sabrina Dubroca 1006aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return buf; 1007aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 100890f93024a0818dc691138d8401721e797004b042shemminger 10091c570c50a362bd0cdf1c08874137d485fae3f5e4Jamal Hadi Salimint hex2mem(const char *buf, uint8_t *mem, int count) 10101c570c50a362bd0cdf1c08874137d485fae3f5e4Jamal Hadi Salim{ 10111c570c50a362bd0cdf1c08874137d485fae3f5e4Jamal Hadi Salim int i, j; 10121c570c50a362bd0cdf1c08874137d485fae3f5e4Jamal Hadi Salim int c; 10131c570c50a362bd0cdf1c08874137d485fae3f5e4Jamal Hadi Salim 10141c570c50a362bd0cdf1c08874137d485fae3f5e4Jamal Hadi Salim for (i = 0, j = 0; i < count; i++, j += 2) { 10151c570c50a362bd0cdf1c08874137d485fae3f5e4Jamal Hadi Salim c = get_hex(buf[j]); 10161c570c50a362bd0cdf1c08874137d485fae3f5e4Jamal Hadi Salim if (c < 0) 10172bf1a81a2f0cd9d1e0f7aea93ea49185e7fb5ddfStephen Hemminger return -1; 10181c570c50a362bd0cdf1c08874137d485fae3f5e4Jamal Hadi Salim 10191c570c50a362bd0cdf1c08874137d485fae3f5e4Jamal Hadi Salim mem[i] = c << 4; 10201c570c50a362bd0cdf1c08874137d485fae3f5e4Jamal Hadi Salim 10211c570c50a362bd0cdf1c08874137d485fae3f5e4Jamal Hadi Salim c = get_hex(buf[j + 1]); 10221c570c50a362bd0cdf1c08874137d485fae3f5e4Jamal Hadi Salim if (c < 0) 10232bf1a81a2f0cd9d1e0f7aea93ea49185e7fb5ddfStephen Hemminger return -1; 10241c570c50a362bd0cdf1c08874137d485fae3f5e4Jamal Hadi Salim 10251c570c50a362bd0cdf1c08874137d485fae3f5e4Jamal Hadi Salim mem[i] |= c; 10261c570c50a362bd0cdf1c08874137d485fae3f5e4Jamal Hadi Salim } 10271c570c50a362bd0cdf1c08874137d485fae3f5e4Jamal Hadi Salim 10281c570c50a362bd0cdf1c08874137d485fae3f5e4Jamal Hadi Salim return 0; 10291c570c50a362bd0cdf1c08874137d485fae3f5e4Jamal Hadi Salim} 10301c570c50a362bd0cdf1c08874137d485fae3f5e4Jamal Hadi Salim 10315866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbertint addr64_n2a(__u64 addr, char *buff, size_t len) 10325866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert{ 10335866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert __u16 *words = (__u16 *)&addr; 10345866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert __u16 v; 10355866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert int i, ret; 10365866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert size_t written = 0; 10375866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert char *sep = ":"; 10385866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert 10395866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert for (i = 0; i < 4; i++) { 10405866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert v = ntohs(words[i]); 10415866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert 10425866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert if (i == 3) 10435866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert sep = ""; 10445866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert 10455866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert ret = snprintf(&buff[written], len - written, "%x%s", v, sep); 10465866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert if (ret < 0) 10475866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert return ret; 10485866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert 10495866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert written += ret; 10505866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert } 10515866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert 10525866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert return written; 10535866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert} 10545866bddd9aa9eba57623d57f866afaee9a5e2597Tom Herbert 10557c72df5a95174c21bdc4ca09cd15a88c0c10e568Ivan Delalande/* Print buffer and escape bytes that are !isprint or among 'escape' */ 10567c72df5a95174c21bdc4ca09cd15a88c0c10e568Ivan Delalandevoid print_escape_buf(const __u8 *buf, size_t len, const char *escape) 10577c72df5a95174c21bdc4ca09cd15a88c0c10e568Ivan Delalande{ 10587c72df5a95174c21bdc4ca09cd15a88c0c10e568Ivan Delalande size_t i; 10597c72df5a95174c21bdc4ca09cd15a88c0c10e568Ivan Delalande 10607c72df5a95174c21bdc4ca09cd15a88c0c10e568Ivan Delalande for (i = 0; i < len; ++i) { 10617c72df5a95174c21bdc4ca09cd15a88c0c10e568Ivan Delalande if (isprint(buf[i]) && buf[i] != '\\' && 10627c72df5a95174c21bdc4ca09cd15a88c0c10e568Ivan Delalande !strchr(escape, buf[i])) 10637c72df5a95174c21bdc4ca09cd15a88c0c10e568Ivan Delalande printf("%c", buf[i]); 10647c72df5a95174c21bdc4ca09cd15a88c0c10e568Ivan Delalande else 10657c72df5a95174c21bdc4ca09cd15a88c0c10e568Ivan Delalande printf("\\%03o", buf[i]); 10667c72df5a95174c21bdc4ca09cd15a88c0c10e568Ivan Delalande } 10677c72df5a95174c21bdc4ca09cd15a88c0c10e568Ivan Delalande} 10687c72df5a95174c21bdc4ca09cd15a88c0c10e568Ivan Delalande 106990f93024a0818dc691138d8401721e797004b042shemmingerint print_timestamp(FILE *fp) 107090f93024a0818dc691138d8401721e797004b042shemminger{ 107190f93024a0818dc691138d8401721e797004b042shemminger struct timeval tv; 107279aa79d0581cef6ddab635f7f2b88e81f920573aVadim Kochan struct tm *tm; 107390f93024a0818dc691138d8401721e797004b042shemminger 107490f93024a0818dc691138d8401721e797004b042shemminger gettimeofday(&tv, NULL); 107579aa79d0581cef6ddab635f7f2b88e81f920573aVadim Kochan tm = localtime(&tv.tv_sec); 107679aa79d0581cef6ddab635f7f2b88e81f920573aVadim Kochan 107779aa79d0581cef6ddab635f7f2b88e81f920573aVadim Kochan if (timestamp_short) { 107879aa79d0581cef6ddab635f7f2b88e81f920573aVadim Kochan char tshort[40]; 107979aa79d0581cef6ddab635f7f2b88e81f920573aVadim Kochan 108079aa79d0581cef6ddab635f7f2b88e81f920573aVadim Kochan strftime(tshort, sizeof(tshort), "%Y-%m-%dT%H:%M:%S", tm); 108179aa79d0581cef6ddab635f7f2b88e81f920573aVadim Kochan fprintf(fp, "[%s.%06ld] ", tshort, tv.tv_usec); 108279aa79d0581cef6ddab635f7f2b88e81f920573aVadim Kochan } else { 108379aa79d0581cef6ddab635f7f2b88e81f920573aVadim Kochan char *tstr = asctime(tm); 108479aa79d0581cef6ddab635f7f2b88e81f920573aVadim Kochan 108579aa79d0581cef6ddab635f7f2b88e81f920573aVadim Kochan tstr[strlen(tstr)-1] = 0; 108679aa79d0581cef6ddab635f7f2b88e81f920573aVadim Kochan fprintf(fp, "Timestamp: %s %ld usec\n", 108779aa79d0581cef6ddab635f7f2b88e81f920573aVadim Kochan tstr, tv.tv_usec); 108879aa79d0581cef6ddab635f7f2b88e81f920573aVadim Kochan } 108990f93024a0818dc691138d8401721e797004b042shemminger 109090f93024a0818dc691138d8401721e797004b042shemminger return 0; 109190f93024a0818dc691138d8401721e797004b042shemminger} 1092351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger 1093351efcde4e62967362a10b29f3b701cfecd7cdfcshemmingerint cmdlineno; 1094351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger 1095351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger/* Like glibc getline but handle continuation lines and comments */ 1096d21e88354b2a42b026384730a767f2108bcf8efeAndreas Henrikssonssize_t getcmdline(char **linep, size_t *lenp, FILE *in) 1097351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger{ 1098d21e88354b2a42b026384730a767f2108bcf8efeAndreas Henriksson ssize_t cc; 1099351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger char *cp; 1100ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger 1101e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger cc = getline(linep, lenp, in); 1102e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger if (cc < 0) 1103351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger return cc; /* eof or error */ 1104351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger ++cmdlineno; 1105351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger 1106351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger cp = strchr(*linep, '#'); 1107ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger if (cp) 1108351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger *cp = '\0'; 1109ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger 1110351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger while ((cp = strstr(*linep, "\\\n")) != NULL) { 1111351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger char *line1 = NULL; 1112351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger size_t len1 = 0; 111321a85d3becf45e02985c466764ae19433d907c40Stephen Hemminger ssize_t cc1; 1114351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger 1115e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger cc1 = getline(&line1, &len1, in); 1116e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger if (cc1 < 0) { 1117351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger fprintf(stderr, "Missing continuation line\n"); 1118351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger return cc1; 1119351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger } 1120351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger 1121351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger ++cmdlineno; 1122351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger *cp = 0; 1123351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger 1124351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger cp = strchr(line1, '#'); 1125ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger if (cp) 1126351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger *cp = '\0'; 1127351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger 1128d21e88354b2a42b026384730a767f2108bcf8efeAndreas Henriksson *lenp = strlen(*linep) + strlen(line1) + 1; 1129d21e88354b2a42b026384730a767f2108bcf8efeAndreas Henriksson *linep = realloc(*linep, *lenp); 1130351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger if (!*linep) { 1131351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger fprintf(stderr, "Out of memory\n"); 1132d21e88354b2a42b026384730a767f2108bcf8efeAndreas Henriksson *lenp = 0; 1133351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger return -1; 1134351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger } 1135351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger cc += cc1 - 2; 1136351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger strcat(*linep, line1); 1137351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger free(line1); 1138351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger } 1139351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger return cc; 1140351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger} 1141351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger 1142351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger/* split command line into argument vector */ 1143351efcde4e62967362a10b29f3b701cfecd7cdfcshemmingerint makeargs(char *line, char *argv[], int maxargs) 1144351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger{ 1145351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger static const char ws[] = " \t\r\n"; 1146351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger char *cp; 1147351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger int argc = 0; 1148351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger 114939e3d3836c1384506d0a76a496133c5361940770Christophe Gouault for (cp = line + strspn(line, ws); *cp; cp += strspn(cp, ws)) { 1150351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger if (argc >= (maxargs - 1)) { 1151351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger fprintf(stderr, "Too many arguments to command\n"); 1152351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger exit(1); 1153351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger } 115439e3d3836c1384506d0a76a496133c5361940770Christophe Gouault 115539e3d3836c1384506d0a76a496133c5361940770Christophe Gouault /* word begins with quote */ 115639e3d3836c1384506d0a76a496133c5361940770Christophe Gouault if (*cp == '\'' || *cp == '"') { 115739e3d3836c1384506d0a76a496133c5361940770Christophe Gouault char quote = *cp++; 115839e3d3836c1384506d0a76a496133c5361940770Christophe Gouault 115939e3d3836c1384506d0a76a496133c5361940770Christophe Gouault argv[argc++] = cp; 116039e3d3836c1384506d0a76a496133c5361940770Christophe Gouault /* find ending quote */ 116139e3d3836c1384506d0a76a496133c5361940770Christophe Gouault cp = strchr(cp, quote); 116239e3d3836c1384506d0a76a496133c5361940770Christophe Gouault if (cp == NULL) { 116339e3d3836c1384506d0a76a496133c5361940770Christophe Gouault fprintf(stderr, "Unterminated quoted string\n"); 116439e3d3836c1384506d0a76a496133c5361940770Christophe Gouault exit(1); 116539e3d3836c1384506d0a76a496133c5361940770Christophe Gouault } 116639e3d3836c1384506d0a76a496133c5361940770Christophe Gouault *cp++ = 0; 116739e3d3836c1384506d0a76a496133c5361940770Christophe Gouault continue; 116839e3d3836c1384506d0a76a496133c5361940770Christophe Gouault } 116939e3d3836c1384506d0a76a496133c5361940770Christophe Gouault 1170351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger argv[argc++] = cp; 117139e3d3836c1384506d0a76a496133c5361940770Christophe Gouault /* find end of word */ 117239e3d3836c1384506d0a76a496133c5361940770Christophe Gouault cp += strcspn(cp, ws); 117339e3d3836c1384506d0a76a496133c5361940770Christophe Gouault *cp++ = 0; 1174351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger } 1175351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger argv[argc] = NULL; 1176351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger 1177351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger return argc; 1178351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger} 1179aa574cd60e57d6a31b4d433e0b09bfacd2cb79d1WANG Cong 1180aa574cd60e57d6a31b4d433e0b09bfacd2cb79d1WANG Congint inet_get_addr(const char *src, __u32 *dst, struct in6_addr *dst6) 1181aa574cd60e57d6a31b4d433e0b09bfacd2cb79d1WANG Cong{ 1182aa574cd60e57d6a31b4d433e0b09bfacd2cb79d1WANG Cong if (strchr(src, ':')) 1183aa574cd60e57d6a31b4d433e0b09bfacd2cb79d1WANG Cong return inet_pton(AF_INET6, src, dst6); 1184aa574cd60e57d6a31b4d433e0b09bfacd2cb79d1WANG Cong else 1185aa574cd60e57d6a31b4d433e0b09bfacd2cb79d1WANG Cong return inet_pton(AF_INET, src, dst); 1186aa574cd60e57d6a31b4d433e0b09bfacd2cb79d1WANG Cong} 1187ddb1129b7569235e29990dfeab8c02c4f7258c18Vadim Kochan 1188ddb1129b7569235e29990dfeab8c02c4f7258c18Vadim Kochanvoid print_nlmsg_timestamp(FILE *fp, const struct nlmsghdr *n) 1189ddb1129b7569235e29990dfeab8c02c4f7258c18Vadim Kochan{ 1190ddb1129b7569235e29990dfeab8c02c4f7258c18Vadim Kochan char *tstr; 1191e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger time_t secs = ((__u32 *)NLMSG_DATA(n))[0]; 1192e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger long usecs = ((__u32 *)NLMSG_DATA(n))[1]; 1193e1933b9281257c6668df14dce01dbfce6137af5aStephen Hemminger 1194ddb1129b7569235e29990dfeab8c02c4f7258c18Vadim Kochan tstr = asctime(localtime(&secs)); 1195ddb1129b7569235e29990dfeab8c02c4f7258c18Vadim Kochan tstr[strlen(tstr)-1] = 0; 1196ddb1129b7569235e29990dfeab8c02c4f7258c18Vadim Kochan fprintf(fp, "Timestamp: %s %lu us\n", tstr, usecs); 1197ddb1129b7569235e29990dfeab8c02c4f7258c18Vadim Kochan} 1198e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan 1199e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochanstatic int on_netns(char *nsname, void *arg) 1200e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan{ 1201e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan struct netns_func *f = arg; 1202e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan 1203e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan if (netns_switch(nsname)) 1204e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan return -1; 1205e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan 1206e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan return f->func(nsname, f->arg); 1207e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan} 1208e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan 1209e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochanstatic int on_netns_label(char *nsname, void *arg) 1210e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan{ 1211e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan printf("\nnetns: %s\n", nsname); 1212e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan return on_netns(nsname, arg); 1213e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan} 1214e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan 1215e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochanint do_each_netns(int (*func)(char *nsname, void *arg), void *arg, 1216e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan bool show_label) 1217e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan{ 1218e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan struct netns_func nsf = { .func = func, .arg = arg }; 1219e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan 1220e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan if (show_label) 1221e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan return netns_foreach(on_netns_label, &nsf); 1222e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan 1223e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan return netns_foreach(on_netns, &nsf); 1224e998e118ddc3a0ab1b325ad7ed4abe59b83e684aVadim Kochan} 1225b217df108ce9ecfa13c6a8ddfd1e3ff69af9fabaVadim Kochan 1226b217df108ce9ecfa13c6a8ddfd1e3ff69af9fabaVadim Kochanchar *int_to_str(int val, char *buf) 1227b217df108ce9ecfa13c6a8ddfd1e3ff69af9fabaVadim Kochan{ 1228b217df108ce9ecfa13c6a8ddfd1e3ff69af9fabaVadim Kochan sprintf(buf, "%d", val); 1229b217df108ce9ecfa13c6a8ddfd1e3ff69af9fabaVadim Kochan return buf; 1230b217df108ce9ecfa13c6a8ddfd1e3ff69af9fabaVadim Kochan} 1231d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen 1232d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohenint get_guid(__u64 *guid, const char *arg) 1233d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen{ 1234d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen unsigned long int tmp; 1235d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen char *endptr; 1236d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen int i; 1237d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen 1238d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen#define GUID_STR_LEN 23 1239d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen /* Verify strict format: format string must be 1240d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen * xx:xx:xx:xx:xx:xx:xx:xx where xx can be an arbitrary 1241d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen * hex digit 1242d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen */ 1243d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen 1244d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen if (strlen(arg) != GUID_STR_LEN) 1245d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen return -1; 1246d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen 1247d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen /* make sure columns are in place */ 1248d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen for (i = 0; i < 7; i++) 1249d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen if (arg[2 + i * 3] != ':') 1250d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen return -1; 1251d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen 1252d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen *guid = 0; 1253d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen for (i = 0; i < 8; i++) { 1254d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen tmp = strtoul(arg + i * 3, &endptr, 16); 1255d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen if (endptr != arg + i * 3 + 2) 1256d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen return -1; 1257d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen 1258d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen if (tmp > 255) 1259d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen return -1; 1260d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen 1261d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen *guid |= tmp << (56 - 8 * i); 1262d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen } 1263d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen 1264d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen return 0; 1265d91fb3f4c7e4dba806541bdc90b1fb60a3581541Eli Cohen} 126656e3eb4c3400c5d857174c54c94f89ae7933301dNikolay Aleksandrov 126756e3eb4c3400c5d857174c54c94f89ae7933301dNikolay Aleksandrov/* This is a necessary workaround for multicast route dumps */ 126856e3eb4c3400c5d857174c54c94f89ae7933301dNikolay Aleksandrovint get_real_family(int rtm_type, int rtm_family) 126956e3eb4c3400c5d857174c54c94f89ae7933301dNikolay Aleksandrov{ 127056e3eb4c3400c5d857174c54c94f89ae7933301dNikolay Aleksandrov if (rtm_type != RTN_MULTICAST) 127156e3eb4c3400c5d857174c54c94f89ae7933301dNikolay Aleksandrov return rtm_family; 127256e3eb4c3400c5d857174c54c94f89ae7933301dNikolay Aleksandrov 12735ce897a03bfda76dc66dc1acfa014fc0e3d3022aHangbin Liu if (rtm_family == RTNL_FAMILY_IPMR) 12745ce897a03bfda76dc66dc1acfa014fc0e3d3022aHangbin Liu return AF_INET; 12755ce897a03bfda76dc66dc1acfa014fc0e3d3022aHangbin Liu 12765ce897a03bfda76dc66dc1acfa014fc0e3d3022aHangbin Liu if (rtm_family == RTNL_FAMILY_IP6MR) 12775ce897a03bfda76dc66dc1acfa014fc0e3d3022aHangbin Liu return AF_INET6; 12785ce897a03bfda76dc66dc1acfa014fc0e3d3022aHangbin Liu 12795ce897a03bfda76dc66dc1acfa014fc0e3d3022aHangbin Liu return rtm_family; 128056e3eb4c3400c5d857174c54c94f89ae7933301dNikolay Aleksandrov} 12818d15e012a3227d79295cd95582bb6d8a6f0bdc92Phil Sutter 12824f6b73380d2c84b98b7beffe6ca73f635ab72a06Baruch Siach#ifdef NEED_STRLCPY 12838d15e012a3227d79295cd95582bb6d8a6f0bdc92Phil Suttersize_t strlcpy(char *dst, const char *src, size_t size) 12848d15e012a3227d79295cd95582bb6d8a6f0bdc92Phil Sutter{ 128550ea3c64384b1d1bfa9c96de86c21ac8e9fef183Phil Sutter size_t srclen = strlen(src); 128650ea3c64384b1d1bfa9c96de86c21ac8e9fef183Phil Sutter 12878d15e012a3227d79295cd95582bb6d8a6f0bdc92Phil Sutter if (size) { 128850ea3c64384b1d1bfa9c96de86c21ac8e9fef183Phil Sutter size_t minlen = min(srclen, size - 1); 128950ea3c64384b1d1bfa9c96de86c21ac8e9fef183Phil Sutter 129050ea3c64384b1d1bfa9c96de86c21ac8e9fef183Phil Sutter memcpy(dst, src, minlen); 129150ea3c64384b1d1bfa9c96de86c21ac8e9fef183Phil Sutter dst[minlen] = '\0'; 12928d15e012a3227d79295cd95582bb6d8a6f0bdc92Phil Sutter } 129350ea3c64384b1d1bfa9c96de86c21ac8e9fef183Phil Sutter return srclen; 12948d15e012a3227d79295cd95582bb6d8a6f0bdc92Phil Sutter} 12958d15e012a3227d79295cd95582bb6d8a6f0bdc92Phil Sutter 12968d15e012a3227d79295cd95582bb6d8a6f0bdc92Phil Suttersize_t strlcat(char *dst, const char *src, size_t size) 12978d15e012a3227d79295cd95582bb6d8a6f0bdc92Phil Sutter{ 12988d15e012a3227d79295cd95582bb6d8a6f0bdc92Phil Sutter size_t dlen = strlen(dst); 12998d15e012a3227d79295cd95582bb6d8a6f0bdc92Phil Sutter 130050ea3c64384b1d1bfa9c96de86c21ac8e9fef183Phil Sutter if (dlen >= size) 13018d15e012a3227d79295cd95582bb6d8a6f0bdc92Phil Sutter return dlen + strlen(src); 13028d15e012a3227d79295cd95582bb6d8a6f0bdc92Phil Sutter 13038d15e012a3227d79295cd95582bb6d8a6f0bdc92Phil Sutter return dlen + strlcpy(dst + dlen, src, size - dlen); 13048d15e012a3227d79295cd95582bb6d8a6f0bdc92Phil Sutter} 13054f6b73380d2c84b98b7beffe6ca73f635ab72a06Baruch Siach#endif 1306