1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 1980, 1992, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 34 __FBSDID("$FreeBSD$"); 35 36 #ifdef lint 37 static char sccsid[] = "@(#)mbufs.c 8.1 (Berkeley) 6/6/93"; 38 #endif 39 40 /* From: 41 "Id: mbufs.c,v 1.5 1997/02/24 20:59:03 wollman Exp" 42 */ 43 44 #ifdef INET6 45 #include <sys/param.h> 46 #include <sys/types.h> 47 #include <sys/socket.h> 48 #include <sys/sysctl.h> 49 50 #include <netinet/in.h> 51 #include <netinet/icmp6.h> 52 53 #include <inttypes.h> 54 #include <stdlib.h> 55 #include <string.h> 56 #include <paths.h> 57 #include "systat.h" 58 #include "extern.h" 59 #include "mode.h" 60 61 static struct icmp6stat icmp6stat, initstat, oldstat; 62 63 /*- 64 --0 1 2 3 4 5 6 7 65 --0123456789012345678901234567890123456789012345678901234567890123456789012345 66 00 ICMPv6 Input ICMPv6 Output 67 01999999999 total messages 999999999 total messages 68 02999999999 with bad code 999999999 errors generated 69 03999999999 with bad length 999999999 suppressed - original too short 70 04999999999 with bad checksum 999999999 suppressed - original was ICMP 71 05999999999 with insufficient data 999999999 responses sent 72 06 73 07 Input Histogram Output Histogram 74 08999999999 echo response 999999999 echo response 75 09999999999 echo request 999999999 echo request 76 10999999999 destination unreachable 999999999 destination unreachable 77 11999999999 redirect 999999999 redirect 78 12999999999 time-to-live exceeded 999999999 time-to-line exceeded 79 13999999999 parameter problem 999999999 parameter problem 80 14999999999 neighbor solicitation 999999999 neighbor solicitation 81 15999999999 neighbor advertisement 999999999 neighbor advertisement 82 16999999999 router advertisement 999999999 router solicitation 83 17 84 18 85 --0123456789012345678901234567890123456789012345678901234567890123456789012345 86 --0 1 2 3 4 5 6 7 87 */ 88 89 WINDOW * 90 openicmp6(void) 91 { 92 return (subwin(stdscr, LINES-3-1, 0, MAINWIN_ROW, 0)); 93 } 94 95 void 96 closeicmp6(WINDOW *w) 97 { 98 if (w == NULL) 99 return; 100 wclear(w); 101 wrefresh(w); 102 delwin(w); 103 } 104 105 void 106 labelicmp6(void) 107 { 108 wmove(wnd, 0, 0); wclrtoeol(wnd); 109 #define L(row, str) mvwprintw(wnd, row, 10, str) 110 #define R(row, str) mvwprintw(wnd, row, 45, str); 111 L(0, "ICMPv6 Input"); R(0, "ICMPv6 Output"); 112 L(1, "total messages"); R(1, "total messages"); 113 L(2, "with bad code"); R(2, "errors generated"); 114 L(3, "with bad length"); R(3, "suppressed - original too short"); 115 L(4, "with bad checksum"); R(4, "suppressed - original was ICMP"); 116 L(5, "with insufficient data"); R(5, "responses sent"); 117 118 L(7, "Input Histogram"); R(7, "Output Histogram"); 119 #define B(row, str) L(row, str); R(row, str) 120 B(8, "echo response"); 121 B(9, "echo request"); 122 B(10, "destination unreachable"); 123 B(11, "redirect"); 124 B(12, "time-to-live exceeded"); 125 B(13, "parameter problem"); 126 B(14, "neighbor solicitation"); 127 B(15, "neighbor advertisement"); 128 L(16, "router advertisement"); R(16, "router solicitation"); 129 #undef L 130 #undef R 131 #undef B 132 } 133 134 static void 135 domode(struct icmp6stat *ret) 136 { 137 const struct icmp6stat *sub; 138 int i, divisor = 1; 139 140 switch(currentmode) { 141 case display_RATE: 142 sub = &oldstat; 143 divisor = (delay > 1000000) ? delay / 1000000 : 1; 144 break; 145 case display_DELTA: 146 sub = &oldstat; 147 break; 148 case display_SINCE: 149 sub = &initstat; 150 break; 151 default: 152 *ret = icmp6stat; 153 return; 154 } 155 #define DO(stat) ret->stat = (icmp6stat.stat - sub->stat) / divisor 156 DO(icp6s_error); 157 DO(icp6s_tooshort); 158 DO(icp6s_canterror); 159 for (i = 0; i <= ICMP6_MAXTYPE; i++) { 160 DO(icp6s_outhist[i]); 161 } 162 DO(icp6s_badcode); 163 DO(icp6s_tooshort); 164 DO(icp6s_checksum); 165 DO(icp6s_badlen); 166 DO(icp6s_reflect); 167 for (i = 0; i <= ICMP6_MAXTYPE; i++) { 168 DO(icp6s_inhist[i]); 169 } 170 #undef DO 171 } 172 173 void 174 showicmp6(void) 175 { 176 struct icmp6stat stats; 177 uint64_t totalin, totalout; 178 int i; 179 180 memset(&stats, 0, sizeof stats); 181 domode(&stats); 182 for (i = totalin = totalout = 0; i <= ICMP6_MAXTYPE; i++) { 183 totalin += stats.icp6s_inhist[i]; 184 totalout += stats.icp6s_outhist[i]; 185 } 186 totalin += stats.icp6s_badcode + stats.icp6s_badlen + 187 stats.icp6s_checksum + stats.icp6s_tooshort; 188 mvwprintw(wnd, 1, 0, "%9"PRIu64, totalin); 189 mvwprintw(wnd, 1, 35, "%9"PRIu64, totalout); 190 191 #define DO(stat, row, col) \ 192 mvwprintw(wnd, row, col, "%9"PRIu64, stats.stat) 193 194 DO(icp6s_badcode, 2, 0); 195 DO(icp6s_badlen, 3, 0); 196 DO(icp6s_checksum, 4, 0); 197 DO(icp6s_tooshort, 5, 0); 198 DO(icp6s_error, 2, 35); 199 DO(icp6s_tooshort, 3, 35); 200 DO(icp6s_canterror, 4, 35); 201 DO(icp6s_reflect, 5, 35); 202 #define DO2(type, row) DO(icp6s_inhist[type], row, 0); DO(icp6s_outhist[type], \ 203 row, 35) 204 DO2(ICMP6_ECHO_REPLY, 8); 205 DO2(ICMP6_ECHO_REQUEST, 9); 206 DO2(ICMP6_DST_UNREACH, 10); 207 DO2(ND_REDIRECT, 11); 208 DO2(ICMP6_TIME_EXCEEDED, 12); 209 DO2(ICMP6_PARAM_PROB, 13); 210 DO2(ND_NEIGHBOR_SOLICIT, 14); 211 DO2(ND_NEIGHBOR_ADVERT, 15); 212 DO(icp6s_inhist[ND_ROUTER_SOLICIT], 16, 0); 213 DO(icp6s_outhist[ND_ROUTER_ADVERT], 16, 35); 214 #undef DO 215 #undef DO2 216 } 217 218 int 219 initicmp6(void) 220 { 221 size_t len; 222 int name[4]; 223 224 name[0] = CTL_NET; 225 name[1] = PF_INET6; 226 name[2] = IPPROTO_ICMPV6; 227 name[3] = ICMPV6CTL_STATS; 228 229 len = 0; 230 if (sysctl(name, 4, 0, &len, 0, 0) < 0) { 231 error("sysctl getting icmp6stat size failed"); 232 return 0; 233 } 234 if (len > sizeof icmp6stat) { 235 error("icmp6stat structure has grown--recompile systat!"); 236 return 0; 237 } 238 if (sysctl(name, 4, &initstat, &len, 0, 0) < 0) { 239 error("sysctl getting icmp6stat size failed"); 240 return 0; 241 } 242 oldstat = initstat; 243 return 1; 244 } 245 246 void 247 reseticmp6(void) 248 { 249 size_t len; 250 int name[4]; 251 252 name[0] = CTL_NET; 253 name[1] = PF_INET6; 254 name[2] = IPPROTO_ICMPV6; 255 name[3] = ICMPV6CTL_STATS; 256 257 len = sizeof initstat; 258 if (sysctl(name, 4, &initstat, &len, 0, 0) < 0) { 259 error("sysctl getting icmp6stat size failed"); 260 } 261 oldstat = initstat; 262 } 263 264 void 265 fetchicmp6(void) 266 { 267 int name[4]; 268 size_t len; 269 270 oldstat = icmp6stat; 271 name[0] = CTL_NET; 272 name[1] = PF_INET6; 273 name[2] = IPPROTO_ICMPV6; 274 name[3] = ICMPV6CTL_STATS; 275 len = sizeof icmp6stat; 276 277 if (sysctl(name, 4, &icmp6stat, &len, 0, 0) < 0) 278 return; 279 } 280 281 #endif 282