utils.c revision 5a0d1cbf69269bfcb510a8b861b8a83aed0f6b85
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 * Changes: 13aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * 14aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger * Rani Assaf <rani@magic.metawire.com> 980929: resolve addresses 15aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger */ 16aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 17aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <stdio.h> 18aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <stdlib.h> 19aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <unistd.h> 20aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <syslog.h> 21aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <fcntl.h> 22aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <sys/socket.h> 23aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <netinet/in.h> 24aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <string.h> 25aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <netdb.h> 26aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <arpa/inet.h> 27aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <resolv.h> 285dfe556188df2a3b2bfe73c8bc3b3b9216171a93osdl.org!shemminger#include <asm/types.h> 29aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include <linux/pkt_sched.h> 3090f93024a0818dc691138d8401721e797004b042shemminger#include <time.h> 3190f93024a0818dc691138d8401721e797004b042shemminger#include <sys/time.h> 3290f93024a0818dc691138d8401721e797004b042shemminger 33aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 34aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#include "utils.h" 35aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 364094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingerint get_integer(int *val, const char *arg, int base) 37aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 38aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger long res; 39aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *ptr; 40aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 41aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!arg || !*arg) 42aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 43aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger res = strtol(arg, &ptr, base); 44aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!ptr || ptr == arg || *ptr || res > INT_MAX || res < INT_MIN) 45aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 46aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger *val = res; 47aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 48aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 49aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 505a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson/* a valid netmask must be 2^n - 1 (n = 1..31) */ 515a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henrikssonstatic int is_valid_netmask(const inet_prefix *addr) 525a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson{ 535a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson uint32_t host; 545a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson 555a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson if (addr->family != AF_INET) 565a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson return 0; 575a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson 585a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson host = ~ntohl(addr->data[0]); 595a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson 605a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson return (host & (host + 1)) == 0; 615a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson} 625a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson 635a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henrikssonstatic int get_netmask(unsigned *val, const char *arg, int base) 645a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson{ 655a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson inet_prefix addr; 665a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson 675a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson if (!get_unsigned(val, arg, base)) 685a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson return 0; 695a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson 705a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson /* try coverting dotted quad to CIDR */ 715a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson if (!get_addr_1(&addr, arg, AF_INET)) { 725a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson u_int32_t mask; 735a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson 745a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson *val=0; 755a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson for (mask = addr.data[0]; mask; mask >>= 1) 765a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson (*val)++; 775a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson 785a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson if (is_valid_netmask(&addr)) 795a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson return 0; 805a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson } 815a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson 825a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson return -1; 835a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson} 845a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson 854094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingerint get_unsigned(unsigned *val, const char *arg, int base) 86aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 87aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger unsigned long res; 88aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *ptr; 89aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 90aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!arg || !*arg) 91aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 92aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger res = strtoul(arg, &ptr, base); 93aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!ptr || ptr == arg || *ptr || res > UINT_MAX) 94aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 95aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger *val = res; 96aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 97aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 98aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 9954e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones/* 10054e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones * get_jiffies is "translated" from a similar routine "get_time" in 10154e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones * tc_util.c. we don't use the exact same routine because tc passes 10254e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones * microseconds to the kernel and the callers of get_jiffies want 10354e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones * to pass jiffies, and have a different assumption for the units of 10454e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones * a "raw" number. 10554e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones */ 10654e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones 10754e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jonesint get_jiffies(unsigned *jiffies, const char *arg, int base, int *raw) 10854e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones{ 10954e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones double t; 11054e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones unsigned long res; 11154e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones char *p; 11254e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones 11354e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones if (strchr(arg,'.') != NULL) { 11454e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones t = strtod(arg,&p); 11554e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones if (t < 0.0) 11654e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones return -1; 11754e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones } 11854e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones else { 11954e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones res = strtoul(arg,&p,base); 12054e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones if (res > UINT_MAX) 12154e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones return -1; 12254e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones t = (double)res; 12354e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones } 12454e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones if (p == arg) 12554e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones return -1; 12654e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones 12754e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones if (__iproute2_hz_internal == 0) 12854e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones __iproute2_hz_internal = __get_hz(); 12954e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones 13054e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones *raw = 1; 13154e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones 13254e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones if (*p) { 13354e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones *raw = 0; 13454e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones if (strcasecmp(p, "s") == 0 || strcasecmp(p, "sec")==0 || 13554e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones strcasecmp(p, "secs")==0) 13654e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones t *= __iproute2_hz_internal; 13754e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones else if (strcasecmp(p, "ms") == 0 || strcasecmp(p, "msec")==0 || 13854e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones strcasecmp(p, "msecs") == 0) 13954e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones t *= __iproute2_hz_internal/1000.0; 14054e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones else if (strcasecmp(p, "us") == 0 || strcasecmp(p, "usec")==0 || 14154e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones strcasecmp(p, "usecs") == 0) 14254e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones t *= __iproute2_hz_internal/1000000.0; 14354e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones else if (strcasecmp(p, "ns") == 0 || strcasecmp(p, "nsec")==0 || 14454e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones strcasecmp(p, "nsecs") == 0) 14554e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones t *= __iproute2_hz_internal/1000000000.0; 14654e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones else if (strcasecmp(p, "j") == 0 || strcasecmp(p, "hz") == 0 || 14754e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones strcasecmp(p,"jiffies") == 0) 14854e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones t *= 1.0; /* allow suffix, do nothing */ 14954e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones else 15054e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones return -1; 15154e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones } 15254e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones 15354e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones /* emulate ceil() without having to bring-in -lm and always be >= 1 */ 15454e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones 15554e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones *jiffies = t; 15654e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones if (*jiffies < t) 15754e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones *jiffies += 1; 15854e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones 15954e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones return 0; 16054e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones 16154e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones} 16254e0b2e71d723e3b493ff53d1332b48250f5d4bcRick Jones 163c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemmingerint get_u64(__u64 *val, const char *arg, int base) 164c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger{ 165c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger unsigned long long res; 166c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger char *ptr; 167c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger 168c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger if (!arg || !*arg) 169c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger return -1; 170c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger res = strtoull(arg, &ptr, base); 171c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger if (!ptr || ptr == arg || *ptr || res == 0xFFFFFFFFULL) 172c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger return -1; 173c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger *val = res; 174c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger return 0; 175c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger} 176c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger 1774094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingerint get_u32(__u32 *val, const char *arg, int base) 178aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 179aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger unsigned long res; 180aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *ptr; 181aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 182aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!arg || !*arg) 183aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 184aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger res = strtoul(arg, &ptr, base); 185aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!ptr || ptr == arg || *ptr || res > 0xFFFFFFFFUL) 186aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 187aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger *val = res; 188aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 189aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 190aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 1914094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingerint get_u16(__u16 *val, const char *arg, int base) 192aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 193aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger unsigned long res; 194aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *ptr; 195aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 196aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!arg || !*arg) 197aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 198aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger res = strtoul(arg, &ptr, base); 199aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!ptr || ptr == arg || *ptr || res > 0xFFFF) 200aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 201aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger *val = res; 202aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 203aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 204aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 2054094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingerint get_u8(__u8 *val, const char *arg, int base) 206aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 207aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger unsigned long res; 208aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *ptr; 209aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 210aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!arg || !*arg) 211aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 212aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger res = strtoul(arg, &ptr, base); 213aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!ptr || ptr == arg || *ptr || res > 0xFF) 214aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 215aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger *val = res; 216aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 217aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 218aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 2194094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingerint get_s16(__s16 *val, const char *arg, int base) 220aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 221aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger long res; 222aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *ptr; 223aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 224aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!arg || !*arg) 225aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 226aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger res = strtol(arg, &ptr, base); 227aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!ptr || ptr == arg || *ptr || res > 0x7FFF || res < -0x8000) 228aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 229aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger *val = res; 230aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 231aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 232aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 2334094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingerint get_s8(__s8 *val, const char *arg, int base) 234aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 235aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger long res; 236aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *ptr; 237aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 238aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!arg || !*arg) 239aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 240aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger res = strtol(arg, &ptr, base); 241aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (!ptr || ptr == arg || *ptr || res > 0x7F || res < -0x80) 242aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 243aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger *val = res; 244aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 245aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 246aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 2474094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingerint get_addr_1(inet_prefix *addr, const char *name, int family) 248aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 2494094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemminger const char *cp; 250aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger unsigned char *ap = (unsigned char*)addr->data; 251aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int i; 252aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 253aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memset(addr, 0, sizeof(*addr)); 254aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 255aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (strcmp(name, "default") == 0 || 256aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger strcmp(name, "all") == 0 || 257aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger strcmp(name, "any") == 0) { 258aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (family == AF_DECnet) 259aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 260aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->family = family; 261aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->bytelen = (family == AF_INET6 ? 16 : 4); 262aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->bitlen = -1; 263aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 264aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 265aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 266aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (strchr(name, ':')) { 267aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->family = AF_INET6; 268aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (family != AF_UNSPEC && family != AF_INET6) 269aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 270aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (inet_pton(AF_INET6, name, addr->data) <= 0) 271aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 272aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->bytelen = 16; 273aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->bitlen = -1; 274aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 275aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 276aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 277aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (family == AF_DECnet) { 278aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct dn_naddr dna; 279aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->family = AF_DECnet; 280aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (dnet_pton(AF_DECnet, name, &dna) <= 0) 281aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 282aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memcpy(addr->data, dna.a_addr, 2); 283aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->bytelen = 2; 284aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->bitlen = -1; 285aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 286aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 287aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 288aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->family = AF_INET; 289aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (family != AF_UNSPEC && family != AF_INET) 290aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 291aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->bytelen = 4; 292aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr->bitlen = -1; 293aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger for (cp=name, i=0; *cp; cp++) { 294aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (*cp <= '9' && *cp >= '0') { 295aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger ap[i] = 10*ap[i] + (*cp-'0'); 296aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger continue; 297aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 298aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (*cp == '.' && ++i <= 3) 299aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger continue; 300aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 301aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 302aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 303aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 304aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 305fb9b1d0f6a9f355bceae435ea43f1c8f3635b2dfosdl.net!shemmingerint get_prefix_1(inet_prefix *dst, char *arg, int family) 306aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 307aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int err; 308aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger unsigned plen; 309aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *slash; 310aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 311aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memset(dst, 0, sizeof(*dst)); 312aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 313aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (strcmp(arg, "default") == 0 || 314aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger strcmp(arg, "any") == 0 || 315aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger strcmp(arg, "all") == 0) { 316aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (family == AF_DECnet) 317aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 318aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger dst->family = family; 319aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger dst->bytelen = 0; 320aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger dst->bitlen = 0; 321aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 322aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 323aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 324aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger slash = strchr(arg, '/'); 325aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (slash) 326aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger *slash = 0; 327fb9b1d0f6a9f355bceae435ea43f1c8f3635b2dfosdl.net!shemminger 328aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger err = get_addr_1(dst, arg, family); 329aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (err == 0) { 330aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger switch(dst->family) { 331aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger case AF_INET6: 332aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger dst->bitlen = 128; 333aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger break; 334aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger case AF_DECnet: 335aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger dst->bitlen = 16; 336aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger break; 337aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger default: 338aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger case AF_INET: 339aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger dst->bitlen = 32; 340aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 341aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (slash) { 3425a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson if (get_netmask(&plen, slash+1, 0) 3435a0d1cbf69269bfcb510a8b861b8a83aed0f6b85Andreas Henriksson || plen > dst->bitlen) { 344aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger err = -1; 345aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger goto done; 346aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 347f082b64fb40b467bc1f9e5d245114aae4e256d5cnet[shemminger]!shemminger dst->flags |= PREFIXLEN_SPECIFIED; 348aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger dst->bitlen = plen; 349aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 350aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 351aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerdone: 352aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (slash) 353aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger *slash = '/'; 354aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return err; 355aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 356aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 357c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemmingerint get_addr(inet_prefix *dst, const char *arg, int family) 358aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 359aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (family == AF_PACKET) { 360aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fprintf(stderr, "Error: \"%s\" may be inet address, but it is not allowed in this context.\n", arg); 361aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(1); 362aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 363aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (get_addr_1(dst, arg, family)) { 364aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fprintf(stderr, "Error: an inet address is expected rather than \"%s\".\n", arg); 365aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(1); 366aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 367aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 368aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 369aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 370fb9b1d0f6a9f355bceae435ea43f1c8f3635b2dfosdl.net!shemmingerint get_prefix(inet_prefix *dst, char *arg, int family) 371aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 372aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (family == AF_PACKET) { 373aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fprintf(stderr, "Error: \"%s\" may be inet prefix, but it is not allowed in this context.\n", arg); 374aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(1); 375aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 376aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (get_prefix_1(dst, arg, family)) { 377aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fprintf(stderr, "Error: an inet prefix is expected rather than \"%s\".\n", arg); 378aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(1); 379aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 380aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 381aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 382aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 383c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger__u32 get_addr32(const char *name) 384aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 385aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger inet_prefix addr; 386aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (get_addr_1(&addr, name, AF_INET)) { 387aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fprintf(stderr, "Error: an IP address is expected rather than \"%s\"\n", name); 388aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(1); 389aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 390aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return addr.data[0]; 391aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 392aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 3934094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingervoid incomplete_command(void) 394aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 395aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fprintf(stderr, "Command line is not complete. Try option \"help\"\n"); 396aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(-1); 397aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 398aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 399c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemmingervoid missarg(const char *key) 400c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger{ 401c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger fprintf(stderr, "Error: argument \"%s\" is required\n", key); 402c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger exit(-1); 403c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger} 404c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger 4054094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingervoid invarg(const char *msg, const char *arg) 406aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 407aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fprintf(stderr, "Error: argument \"%s\" is wrong: %s\n", arg, msg); 408aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(-1); 409aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 410aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 4114094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingervoid duparg(const char *key, const char *arg) 412aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 413aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fprintf(stderr, "Error: duplicate \"%s\": \"%s\" is the second value.\n", key, arg); 414aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(-1); 415aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 416aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 4174094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingervoid duparg2(const char *key, const char *arg) 418aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 419aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fprintf(stderr, "Error: either \"%s\" is duplicate, or \"%s\" is a garbage.\n", key, arg); 420aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger exit(-1); 421aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 422aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 4234094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingerint matches(const char *cmd, const char *pattern) 424aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 425aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int len = strlen(cmd); 426aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (len > strlen(pattern)) 427aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 428aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return memcmp(pattern, cmd, len); 429aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 430aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 4314094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingerint inet_addr_match(const inet_prefix *a, const inet_prefix *b, int bits) 432aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 4339626dfd54c3cc4deec1c651a0bfee65b50feb78bStephen Hemminger const __u32 *a1 = a->data; 4349626dfd54c3cc4deec1c651a0bfee65b50feb78bStephen Hemminger const __u32 *a2 = b->data; 435aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int words = bits >> 0x05; 436aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 437aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger bits &= 0x1f; 438aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 439aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (words) 440aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (memcmp(a1, a2, words << 2)) 441aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return -1; 442aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 443aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (bits) { 444aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger __u32 w1, w2; 445aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger __u32 mask; 446aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 447aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger w1 = a1[words]; 448aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger w2 = a2[words]; 449aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 450aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger mask = htonl((0xffffffff) << (0x20 - bits)); 451aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 452aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if ((w1 ^ w2) & mask) 453aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 1; 454aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 455aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 456aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return 0; 457aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 458aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 459aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerint __iproute2_hz_internal; 460aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 461aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerint __get_hz(void) 462aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 463aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char name[1024]; 464aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int hz = 0; 465aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger FILE *fp; 466aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 467aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (getenv("HZ")) 468aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return atoi(getenv("HZ")) ? : HZ; 469aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 470aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (getenv("PROC_NET_PSCHED")) { 471aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger snprintf(name, sizeof(name)-1, "%s", getenv("PROC_NET_PSCHED")); 472c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger } else if (getenv("PROC_ROOT")) { 473aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger snprintf(name, sizeof(name)-1, "%s/net/psched", getenv("PROC_ROOT")); 474aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } else { 475aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger strcpy(name, "/proc/net/psched"); 476aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 477aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fp = fopen(name, "r"); 478aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 479aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (fp) { 480aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger unsigned nom, denom; 481aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (fscanf(fp, "%*08x%*08x%08x%08x", &nom, &denom) == 2) 482aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (nom == 1000000) 483aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger hz = denom; 484aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fclose(fp); 485aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 486aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (hz) 487aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return hz; 488aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return HZ; 489aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 490aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 4915e8bc6316b1a6c56598cdb29a737d1d670d74e69net[shemminger]!shemmingerint __iproute2_user_hz_internal; 4925e8bc6316b1a6c56598cdb29a737d1d670d74e69net[shemminger]!shemminger 4935e8bc6316b1a6c56598cdb29a737d1d670d74e69net[shemminger]!shemmingerint __get_user_hz(void) 4945e8bc6316b1a6c56598cdb29a737d1d670d74e69net[shemminger]!shemminger{ 4955e8bc6316b1a6c56598cdb29a737d1d670d74e69net[shemminger]!shemminger return sysconf(_SC_CLK_TCK); 4965e8bc6316b1a6c56598cdb29a737d1d670d74e69net[shemminger]!shemminger} 4975e8bc6316b1a6c56598cdb29a737d1d670d74e69net[shemminger]!shemminger 4984094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingerconst char *rt_addr_n2a(int af, int len, const void *addr, char *buf, int buflen) 499aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 500aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger switch (af) { 501aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger case AF_INET: 502aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger case AF_INET6: 503aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return inet_ntop(af, addr, buf, buflen); 504aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger case AF_IPX: 505aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return ipx_ntop(af, addr, buf, buflen); 506aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger case AF_DECnet: 507aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger { 508aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct dn_naddr dna = { 2, { 0, 0, }}; 509aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memcpy(dna.a_addr, addr, 2); 510aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return dnet_ntop(af, &dna, buf, buflen); 511aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 512aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger default: 513aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return "???"; 514aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 515aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 516aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 517aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#ifdef RESOLVE_HOSTNAMES 518aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerstruct namerec 519aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 520aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct namerec *next; 521aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger inet_prefix addr; 522aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *name; 523aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger}; 524aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 525aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemmingerstatic struct namerec *nht[256]; 526aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 5274094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemmingerchar *resolve_address(const char *addr, int len, int af) 528aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 529aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct namerec *n; 530aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger struct hostent *h_ent; 531aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger unsigned hash; 532aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger static int notfirst; 533aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 534aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 535aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (af == AF_INET6 && ((__u32*)addr)[0] == 0 && 536aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger ((__u32*)addr)[1] == 0 && ((__u32*)addr)[2] == htonl(0xffff)) { 537aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger af = AF_INET; 538aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger addr += 12; 539aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger len = 4; 540aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 541aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 542aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger hash = addr[len-1] ^ addr[len-2] ^ addr[len-3] ^ addr[len-4]; 543aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 544aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger for (n = nht[hash]; n; n = n->next) { 545aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (n->addr.family == af && 546aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger n->addr.bytelen == len && 547aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memcmp(n->addr.data, addr, len) == 0) 548aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return n->name; 549aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 550aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if ((n = malloc(sizeof(*n))) == NULL) 551aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return NULL; 552aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger n->addr.family = af; 553aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger n->addr.bytelen = len; 554aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger n->name = NULL; 555aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memcpy(n->addr.data, addr, len); 556aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger n->next = nht[hash]; 557aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger nht[hash] = n; 558aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (++notfirst == 1) 559aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger sethostent(1); 560aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger fflush(stdout); 561aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 562c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemminger if ((h_ent = gethostbyaddr(addr, len, af)) != NULL) 563aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger n->name = strdup(h_ent->h_name); 564aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 565aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger /* Even if we fail, "negative" entry is remembered. */ 566aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return n->name; 567aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 568aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#endif 569aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 570aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 571c7699875bee00fbcd057fc62c30d6560b044e007net[shemminger]!shemmingerconst char *format_host(int af, int len, const void *addr, 5724094db72b61dadd16e180eab5f62ccbc82e3976dosdl.org!shemminger char *buf, int buflen) 573aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 574aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#ifdef RESOLVE_HOSTNAMES 575aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (resolve_hosts) { 576aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char *n; 577aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (len <= 0) { 578aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger switch (af) { 579aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger case AF_INET: 580aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger len = 4; 581aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger break; 582aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger case AF_INET6: 583aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger len = 16; 584aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger break; 585aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger case AF_IPX: 586aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger len = 10; 587aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger break; 588aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#ifdef AF_DECnet 589aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger /* I see no reasons why gethostbyname 590aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger may not work for DECnet */ 591aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger case AF_DECnet: 592aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger len = 2; 593aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger break; 594aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#endif 595aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger default: ; 596aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 597aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 598aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (len > 0 && 599aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger (n = resolve_address(addr, len, af)) != NULL) 600aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return n; 601aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 602aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger#endif 603aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return rt_addr_n2a(af, len, addr, buf, buflen); 604aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 605aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 606aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 607f332d169246447bd5e258ac03d5ee840a70adb1eshemmingerchar *hexstring_n2a(const __u8 *str, int len, char *buf, int blen) 608aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 609f332d169246447bd5e258ac03d5ee840a70adb1eshemminger char *ptr = buf; 610aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int i; 611aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 612aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger for (i=0; i<len; i++) { 613aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (blen < 3) 614aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger break; 615aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger sprintf(ptr, "%02x", str[i]); 616aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger ptr += 2; 617aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger blen -= 2; 618aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (i != len-1 && blen > 1) { 619aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger *ptr++ = ':'; 620aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger blen--; 621aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 622aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 623aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return buf; 624aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 625aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 626f332d169246447bd5e258ac03d5ee840a70adb1eshemminger__u8* hexstring_a2n(const char *str, __u8 *buf, int blen) 627aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger{ 628aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger int cnt = 0; 629aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 630aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger for (;;) { 631aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger unsigned acc; 632aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger char ch; 633aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 634aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger acc = 0; 635aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 636aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger while ((ch = *str) != ':' && ch != 0) { 637aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (ch >= '0' && ch <= '9') 638aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger ch -= '0'; 639aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger else if (ch >= 'a' && ch <= 'f') 640aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger ch -= 'a'-10; 641aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger else if (ch >= 'A' && ch <= 'F') 642aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger ch -= 'A'-10; 643aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger else 644aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return NULL; 645aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger acc = (acc<<4) + ch; 646aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger str++; 647aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 648aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger 649aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (acc > 255) 650aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return NULL; 651aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (cnt < blen) { 652aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger buf[cnt] = acc; 653aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger cnt++; 654aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 655aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (ch == 0) 656aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger break; 657aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger ++str; 658aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger } 659aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger if (cnt < blen) 660aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger memset(buf+cnt, 0, blen-cnt); 661aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger return buf; 662aba5acdfdb347d2c21fc67d613d83d4430ca3937osdl.org!shemminger} 66390f93024a0818dc691138d8401721e797004b042shemminger 66490f93024a0818dc691138d8401721e797004b042shemmingerint print_timestamp(FILE *fp) 66590f93024a0818dc691138d8401721e797004b042shemminger{ 66690f93024a0818dc691138d8401721e797004b042shemminger struct timeval tv; 66790f93024a0818dc691138d8401721e797004b042shemminger char *tstr; 66890f93024a0818dc691138d8401721e797004b042shemminger 66990f93024a0818dc691138d8401721e797004b042shemminger memset(&tv, 0, sizeof(tv)); 67090f93024a0818dc691138d8401721e797004b042shemminger gettimeofday(&tv, NULL); 67190f93024a0818dc691138d8401721e797004b042shemminger 67290f93024a0818dc691138d8401721e797004b042shemminger tstr = asctime(localtime(&tv.tv_sec)); 67390f93024a0818dc691138d8401721e797004b042shemminger tstr[strlen(tstr)-1] = 0; 67490f93024a0818dc691138d8401721e797004b042shemminger fprintf(fp, "Timestamp: %s %lu usec\n", tstr, tv.tv_usec); 67590f93024a0818dc691138d8401721e797004b042shemminger return 0; 67690f93024a0818dc691138d8401721e797004b042shemminger} 677351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger 678351efcde4e62967362a10b29f3b701cfecd7cdfcshemmingerint cmdlineno; 679351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger 680351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger/* Like glibc getline but handle continuation lines and comments */ 681d21e88354b2a42b026384730a767f2108bcf8efeAndreas Henrikssonssize_t getcmdline(char **linep, size_t *lenp, FILE *in) 682351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger{ 683d21e88354b2a42b026384730a767f2108bcf8efeAndreas Henriksson ssize_t cc; 684351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger char *cp; 685ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger 686351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger if ((cc = getline(linep, lenp, in)) < 0) 687351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger return cc; /* eof or error */ 688351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger ++cmdlineno; 689351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger 690351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger cp = strchr(*linep, '#'); 691ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger if (cp) 692351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger *cp = '\0'; 693ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger 694351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger while ((cp = strstr(*linep, "\\\n")) != NULL) { 695351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger char *line1 = NULL; 696351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger size_t len1 = 0; 697351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger size_t cc1; 698351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger 699351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger if ((cc1 = getline(&line1, &len1, in)) < 0) { 700351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger fprintf(stderr, "Missing continuation line\n"); 701351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger return cc1; 702351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger } 703351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger 704351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger ++cmdlineno; 705351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger *cp = 0; 706351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger 707351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger cp = strchr(line1, '#'); 708ae665a522bd46bea44c5ea84c89c8b1731954170Stephen Hemminger if (cp) 709351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger *cp = '\0'; 710351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger 711d21e88354b2a42b026384730a767f2108bcf8efeAndreas Henriksson *lenp = strlen(*linep) + strlen(line1) + 1; 712d21e88354b2a42b026384730a767f2108bcf8efeAndreas Henriksson *linep = realloc(*linep, *lenp); 713351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger if (!*linep) { 714351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger fprintf(stderr, "Out of memory\n"); 715d21e88354b2a42b026384730a767f2108bcf8efeAndreas Henriksson *lenp = 0; 716351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger return -1; 717351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger } 718351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger cc += cc1 - 2; 719351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger strcat(*linep, line1); 720351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger free(line1); 721351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger } 722351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger return cc; 723351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger} 724351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger 725351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger/* split command line into argument vector */ 726351efcde4e62967362a10b29f3b701cfecd7cdfcshemmingerint makeargs(char *line, char *argv[], int maxargs) 727351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger{ 728351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger static const char ws[] = " \t\r\n"; 729351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger char *cp; 730351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger int argc = 0; 731351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger 732351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger for (cp = strtok(line, ws); cp; cp = strtok(NULL, ws)) { 733351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger if (argc >= (maxargs - 1)) { 734351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger fprintf(stderr, "Too many arguments to command\n"); 735351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger exit(1); 736351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger } 737351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger argv[argc++] = cp; 738351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger } 739351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger argv[argc] = NULL; 740351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger 741351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger return argc; 742351efcde4e62967362a10b29f3b701cfecd7cdfcshemminger} 743