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 <stdlib.h> 54 #include <string.h> 55 #include <paths.h> 56 #include "systat.h" 57 #include "extern.h" 58 #include "mode.h" 59 60 static struct icmp6stat icmp6stat, initstat, oldstat; 61 62 /*- 63 --0 1 2 3 4 5 6 7 64 --0123456789012345678901234567890123456789012345678901234567890123456789012345 65 00 ICMPv6 Input ICMPv6 Output 66 01999999999 total messages 999999999 total messages 67 02999999999 with bad code 999999999 errors generated 68 03999999999 with bad length 999999999 suppressed - original too short 69 04999999999 with bad checksum 999999999 suppressed - original was ICMP 70 05999999999 with insufficient data 999999999 responses sent 71 06 72 07 Input Histogram Output Histogram 73 08999999999 echo response 999999999 echo response 74 09999999999 echo request 999999999 echo request 75 10999999999 destination unreachable 999999999 destination unreachable 76 11999999999 redirect 999999999 redirect 77 12999999999 time-to-live exceeded 999999999 time-to-line exceeded 78 13999999999 parameter problem 999999999 parameter problem 79 14999999999 neighbor solicitation 999999999 neighbor solicitation 80 15999999999 neighbor advertisement 999999999 neighbor advertisement 81 16999999999 router advertisement 999999999 router solicitation 82 17 83 18 84 --0123456789012345678901234567890123456789012345678901234567890123456789012345 85 --0 1 2 3 4 5 6 7 86 */ 87 88 WINDOW * 89 openicmp6(void) 90 { 91 return (subwin(stdscr, LINES-3-1, 0, MAINWIN_ROW, 0)); 92 } 93 94 void 95 closeicmp6(WINDOW *w) 96 { 97 if (w == NULL) 98 return; 99 wclear(w); 100 wrefresh(w); 101 delwin(w); 102 } 103 104 void 105 labelicmp6(void) 106 { 107 wmove(wnd, 0, 0); wclrtoeol(wnd); 108 #define L(row, str) mvwprintw(wnd, row, 10, str) 109 #define R(row, str) mvwprintw(wnd, row, 45, str); 110 L(0, "ICMPv6 Input"); R(0, "ICMPv6 Output"); 111 L(1, "total messages"); R(1, "total messages"); 112 L(2, "with bad code"); R(2, "errors generated"); 113 L(3, "with bad length"); R(3, "suppressed - original too short"); 114 L(4, "with bad checksum"); R(4, "suppressed - original was ICMP"); 115 L(5, "with insufficient data"); R(5, "responses sent"); 116 117 L(7, "Input Histogram"); R(7, "Output Histogram"); 118 #define B(row, str) L(row, str); R(row, str) 119 B(8, "echo response"); 120 B(9, "echo request"); 121 B(10, "destination unreachable"); 122 B(11, "redirect"); 123 B(12, "time-to-live exceeded"); 124 B(13, "parameter problem"); 125 B(14, "neighbor solicitation"); 126 B(15, "neighbor advertisement"); 127 L(16, "router advertisement"); R(16, "router solicitation"); 128 #undef L 129 #undef R 130 #undef B 131 } 132 133 static void 134 domode(struct icmp6stat *ret) 135 { 136 const struct icmp6stat *sub; 137 int i, divisor = 1; 138 139 switch(currentmode) { 140 case display_RATE: 141 sub = &oldstat; 142 divisor = (delay > 1000000) ? delay / 1000000 : 1; 143 break; 144 case display_DELTA: 145 sub = &oldstat; 146 break; 147 case display_SINCE: 148 sub = &initstat; 149 break; 150 default: 151 *ret = icmp6stat; 152 return; 153 } 154 #define DO(stat) ret->stat = (icmp6stat.stat - sub->stat) / divisor 155 DO(icp6s_error); 156 DO(icp6s_tooshort); 157 DO(icp6s_canterror); 158 for (i = 0; i <= ICMP6_MAXTYPE; i++) { 159 DO(icp6s_outhist[i]); 160 } 161 DO(icp6s_badcode); 162 DO(icp6s_tooshort); 163 DO(icp6s_checksum); 164 DO(icp6s_badlen); 165 DO(icp6s_reflect); 166 for (i = 0; i <= ICMP6_MAXTYPE; i++) { 167 DO(icp6s_inhist[i]); 168 } 169 #undef DO 170 } 171 172 void 173 showicmp6(void) 174 { 175 struct icmp6stat stats; 176 u_long totalin, totalout; 177 int i; 178 179 memset(&stats, 0, sizeof stats); 180 domode(&stats); 181 for (i = totalin = totalout = 0; i <= ICMP6_MAXTYPE; i++) { 182 totalin += stats.icp6s_inhist[i]; 183 totalout += stats.icp6s_outhist[i]; 184 } 185 totalin += stats.icp6s_badcode + stats.icp6s_badlen + 186 stats.icp6s_checksum + stats.icp6s_tooshort; 187 mvwprintw(wnd, 1, 0, "%9lu", totalin); 188 mvwprintw(wnd, 1, 35, "%9lu", totalout); 189 190 #define DO(stat, row, col) \ 191 mvwprintw(wnd, row, col, "%9lu", stats.stat) 192 193 DO(icp6s_badcode, 2, 0); 194 DO(icp6s_badlen, 3, 0); 195 DO(icp6s_checksum, 4, 0); 196 DO(icp6s_tooshort, 5, 0); 197 DO(icp6s_error, 2, 35); 198 DO(icp6s_tooshort, 3, 35); 199 DO(icp6s_canterror, 4, 35); 200 DO(icp6s_reflect, 5, 35); 201 #define DO2(type, row) DO(icp6s_inhist[type], row, 0); DO(icp6s_outhist[type], \ 202 row, 35) 203 DO2(ICMP6_ECHO_REPLY, 8); 204 DO2(ICMP6_ECHO_REQUEST, 9); 205 DO2(ICMP6_DST_UNREACH, 10); 206 DO2(ND_REDIRECT, 11); 207 DO2(ICMP6_TIME_EXCEEDED, 12); 208 DO2(ICMP6_PARAM_PROB, 13); 209 DO2(ND_NEIGHBOR_SOLICIT, 14); 210 DO2(ND_NEIGHBOR_ADVERT, 15); 211 DO(icp6s_inhist[ND_ROUTER_SOLICIT], 16, 0); 212 DO(icp6s_outhist[ND_ROUTER_ADVERT], 16, 35); 213 #undef DO 214 #undef DO2 215 } 216 217 int 218 initicmp6(void) 219 { 220 size_t len; 221 int name[4]; 222 223 name[0] = CTL_NET; 224 name[1] = PF_INET6; 225 name[2] = IPPROTO_ICMPV6; 226 name[3] = ICMPV6CTL_STATS; 227 228 len = 0; 229 if (sysctl(name, 4, 0, &len, 0, 0) < 0) { 230 error("sysctl getting icmp6stat size failed"); 231 return 0; 232 } 233 if (len > sizeof icmp6stat) { 234 error("icmp6stat structure has grown--recompile systat!"); 235 return 0; 236 } 237 if (sysctl(name, 4, &initstat, &len, 0, 0) < 0) { 238 error("sysctl getting icmp6stat size failed"); 239 return 0; 240 } 241 oldstat = initstat; 242 return 1; 243 } 244 245 void 246 reseticmp6(void) 247 { 248 size_t len; 249 int name[4]; 250 251 name[0] = CTL_NET; 252 name[1] = PF_INET6; 253 name[2] = IPPROTO_ICMPV6; 254 name[3] = ICMPV6CTL_STATS; 255 256 len = sizeof initstat; 257 if (sysctl(name, 4, &initstat, &len, 0, 0) < 0) { 258 error("sysctl getting icmp6stat size failed"); 259 } 260 oldstat = initstat; 261 } 262 263 void 264 fetchicmp6(void) 265 { 266 int name[4]; 267 size_t len; 268 269 oldstat = icmp6stat; 270 name[0] = CTL_NET; 271 name[1] = PF_INET6; 272 name[2] = IPPROTO_ICMPV6; 273 name[3] = ICMPV6CTL_STATS; 274 len = sizeof icmp6stat; 275 276 if (sysctl(name, 4, &icmp6stat, &len, 0, 0) < 0) 277 return; 278 } 279 280 #endif 281