1 /*- 2 * Copyright (c) 2002-2004 Sam Leffler, Errno Consulting 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer, 10 * without modification. 11 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 12 * similar to the "NO WARRANTY" disclaimer below ("Disclaimer") and any 13 * redistribution must be conditioned upon including a substantially 14 * similar Disclaimer requirement for further binary redistribution. 15 * 3. Neither the names of the above-listed copyright holders nor the names 16 * of any contributors may be used to endorse or promote products derived 17 * from this software without specific prior written permission. 18 * 19 * Alternatively, this software may be distributed under the terms of the 20 * GNU General Public License ("GPL") version 2 as published by the Free 21 * Software Foundation. 22 * 23 * NO WARRANTY 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 25 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 26 * LIMITED TO, THE IMPLIED WARRANTIES OF NONINFRINGEMENT, MERCHANTIBILITY 27 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL 28 * THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, 29 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER 32 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 34 * THE POSSIBILITY OF SUCH DAMAGES. 35 * 36 * $FreeBSD$ 37 */ 38 39 /* 40 * athdebug [-i interface] flags 41 * (default interface is ath0). 42 */ 43 #include <sys/types.h> 44 #include <sys/file.h> 45 #include <sys/ioctl.h> 46 #include <sys/socket.h> 47 48 #include <stdio.h> 49 #include <ctype.h> 50 #include <getopt.h> 51 52 #define N(a) (sizeof(a)/sizeof(a[0])) 53 54 const char *progname; 55 56 enum { 57 ATH_DEBUG_XMIT = 0x00000001, /* basic xmit operation */ 58 ATH_DEBUG_XMIT_DESC = 0x00000002, /* xmit descriptors */ 59 ATH_DEBUG_RECV = 0x00000004, /* basic recv operation */ 60 ATH_DEBUG_RECV_DESC = 0x00000008, /* recv descriptors */ 61 ATH_DEBUG_RATE = 0x00000010, /* rate control */ 62 ATH_DEBUG_RESET = 0x00000020, /* reset processing */ 63 ATH_DEBUG_MODE = 0x00000040, /* mode init/setup */ 64 ATH_DEBUG_BEACON = 0x00000080, /* beacon handling */ 65 ATH_DEBUG_WATCHDOG = 0x00000100, /* watchdog timeout */ 66 ATH_DEBUG_INTR = 0x00001000, /* ISR */ 67 ATH_DEBUG_TX_PROC = 0x00002000, /* tx ISR proc */ 68 ATH_DEBUG_RX_PROC = 0x00004000, /* rx ISR proc */ 69 ATH_DEBUG_BEACON_PROC = 0x00008000, /* beacon ISR proc */ 70 ATH_DEBUG_CALIBRATE = 0x00010000, /* periodic calibration */ 71 ATH_DEBUG_KEYCACHE = 0x00020000, /* key cache management */ 72 ATH_DEBUG_STATE = 0x00040000, /* 802.11 state transitions */ 73 ATH_DEBUG_NODE = 0x00080000, /* node management */ 74 ATH_DEBUG_LED = 0x00100000, /* led management */ 75 ATH_DEBUG_FF = 0x00200000, /* fast frames */ 76 ATH_DEBUG_DFS = 0x00400000, /* DFS processing */ 77 ATH_DEBUG_FATAL = 0x80000000, /* fatal errors */ 78 ATH_DEBUG_ANY = 0xffffffff 79 }; 80 81 static struct { 82 const char *name; 83 u_int bit; 84 } flags[] = { 85 { "xmit", ATH_DEBUG_XMIT }, 86 { "xmit_desc", ATH_DEBUG_XMIT_DESC }, 87 { "recv", ATH_DEBUG_RECV }, 88 { "recv_desc", ATH_DEBUG_RECV_DESC }, 89 { "rate", ATH_DEBUG_RATE }, 90 { "reset", ATH_DEBUG_RESET }, 91 { "mode", ATH_DEBUG_MODE }, 92 { "beacon", ATH_DEBUG_BEACON }, 93 { "watchdog", ATH_DEBUG_WATCHDOG }, 94 { "intr", ATH_DEBUG_INTR }, 95 { "xmit_proc", ATH_DEBUG_TX_PROC }, 96 { "recv_proc", ATH_DEBUG_RX_PROC }, 97 { "beacon_proc",ATH_DEBUG_BEACON_PROC }, 98 { "calibrate", ATH_DEBUG_CALIBRATE }, 99 { "keycache", ATH_DEBUG_KEYCACHE }, 100 { "state", ATH_DEBUG_STATE }, 101 { "node", ATH_DEBUG_NODE }, 102 { "led", ATH_DEBUG_LED }, 103 { "ff", ATH_DEBUG_FF }, 104 { "dfs", ATH_DEBUG_DFS }, 105 { "fatal", ATH_DEBUG_FATAL }, 106 }; 107 108 static u_int 109 getflag(const char *name, int len) 110 { 111 int i; 112 113 for (i = 0; i < N(flags); i++) 114 if (strncasecmp(flags[i].name, name, len) == 0) 115 return flags[i].bit; 116 return 0; 117 } 118 119 static const char * 120 getflagname(u_int flag) 121 { 122 int i; 123 124 for (i = 0; i < N(flags); i++) 125 if (flags[i].bit == flag) 126 return flags[i].name; 127 return "???"; 128 } 129 130 static void 131 usage(void) 132 { 133 int i; 134 135 fprintf(stderr, "usage: %s [-i device] [flags]\n", progname); 136 fprintf(stderr, "where flags are:\n"); 137 for (i = 0; i < N(flags); i++) 138 printf("%s\n", flags[i].name); 139 exit(-1); 140 } 141 142 int 143 main(int argc, char *argv[]) 144 { 145 const char *ifname = "ath0"; 146 const char *cp, *tp; 147 const char *sep; 148 int c, op, i; 149 u_int32_t debug, ndebug; 150 size_t debuglen; 151 char oid[256]; 152 153 progname = argv[0]; 154 if (argc > 1) { 155 if (strcmp(argv[1], "-i") == 0) { 156 if (argc < 2) 157 errx(1, "missing interface name for -i option"); 158 ifname = argv[2]; 159 if (strncmp(ifname, "ath", 3) != 0) 160 errx(2, "huh, this is for ath devices?"); 161 argc -= 2, argv += 2; 162 } else if (strcmp(argv[1], "-?") == 0) 163 usage(); 164 } 165 166 #ifdef __linux__ 167 snprintf(oid, sizeof(oid), "dev.%s.debug", ifname); 168 #else 169 snprintf(oid, sizeof(oid), "dev.ath.%s.debug", ifname+3); 170 #endif 171 debuglen = sizeof(debug); 172 if (sysctlbyname(oid, &debug, &debuglen, NULL, 0) < 0) 173 err(1, "sysctl-get(%s)", oid); 174 ndebug = debug; 175 for (; argc > 1; argc--, argv++) { 176 cp = argv[1]; 177 do { 178 u_int bit; 179 180 if (*cp == '-') { 181 cp++; 182 op = -1; 183 } else if (*cp == '+') { 184 cp++; 185 op = 1; 186 } else 187 op = 0; 188 for (tp = cp; *tp != '\0' && *tp != '+' && *tp != '-';) 189 tp++; 190 bit = getflag(cp, tp-cp); 191 if (op < 0) 192 ndebug &= ~bit; 193 else if (op > 0) 194 ndebug |= bit; 195 else { 196 if (bit == 0) { 197 if (isdigit(*cp)) 198 bit = strtoul(cp, NULL, 0); 199 else 200 errx(1, "unknown flag %.*s", 201 tp-cp, cp); 202 } 203 ndebug = bit; 204 } 205 } while (*(cp = tp) != '\0'); 206 } 207 if (debug != ndebug) { 208 printf("%s: 0x%x => ", oid, debug); 209 if (sysctlbyname(oid, NULL, NULL, &ndebug, sizeof(ndebug)) < 0) 210 err(1, "sysctl-set(%s)", oid); 211 printf("0x%x", ndebug); 212 debug = ndebug; 213 } else 214 printf("%s: 0x%x", oid, debug); 215 sep = "<"; 216 for (i = 0; i < N(flags); i++) 217 if (debug & flags[i].bit) { 218 printf("%s%s", sep, flags[i].name); 219 sep = ","; 220 } 221 printf("%s\n", *sep != '<' ? ">" : ""); 222 return 0; 223 } 224