1 /* $NetBSD: usbdevs.c,v 1.26 2010/02/02 16:25:30 drochner Exp $ */ 2 3 /* 4 * Copyright (c) 1998 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Lennart Augustsson (augustss@NetBSD.org). 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <stdio.h> 33 #include <stdlib.h> 34 #include <string.h> 35 #include <sys/types.h> 36 #include <fcntl.h> 37 #include <unistd.h> 38 #include <err.h> 39 #include <errno.h> 40 #include <locale.h> 41 #include <langinfo.h> 42 #include <iconv.h> 43 #include <dev/usb/usb.h> 44 45 #define USBDEV "/dev/usb" 46 47 int verbose = 0; 48 int showdevs = 0; 49 50 void usage(void); 51 void usbdev(int f, int a, int rec); 52 void usbdump(int f); 53 void dumpone(char *name, int f, int addr); 54 int main(int, char **); 55 56 void 57 usage() 58 { 59 60 fprintf(stderr, "usage: %s [-a addr] [-d] [-f dev] [-v]\n", 61 getprogname()); 62 exit(1); 63 } 64 65 char done[USB_MAX_DEVICES]; 66 int indent; 67 #define MAXLEN USB_MAX_ENCODED_STRING_LEN /* assume can't grow over UTF-8 */ 68 char vendor[MAXLEN], product[MAXLEN], serial[MAXLEN]; 69 70 static void 71 u2t(const char *utf8str, char *termstr) 72 { 73 static iconv_t ic; 74 static int iconv_inited = 0; 75 size_t insz, outsz, icres; 76 77 if (!iconv_inited) { 78 setlocale(LC_ALL, ""); 79 ic = iconv_open(nl_langinfo(CODESET), "UTF-8"); 80 if (ic == (iconv_t)-1) 81 ic = iconv_open("ASCII", "UTF-8"); /* g.c.d. */ 82 iconv_inited = 1; 83 } 84 if (ic != (iconv_t)-1) { 85 insz = strlen(utf8str); 86 outsz = MAXLEN - 1; 87 icres = iconv(ic, &utf8str, &insz, &termstr, &outsz); 88 if (icres != (size_t)-1) { 89 *termstr = '\0'; 90 return; 91 } 92 } 93 strcpy(termstr, "(invalid)"); 94 } 95 96 void 97 usbdev(int f, int a, int rec) 98 { 99 struct usb_device_info di; 100 int e, p, i; 101 102 di.udi_addr = a; 103 e = ioctl(f, USB_DEVICEINFO, &di); 104 if (e) { 105 if (errno != ENXIO) 106 printf("addr %d: I/O error\n", a); 107 return; 108 } 109 printf("addr %d: ", a); 110 done[a] = 1; 111 if (verbose) { 112 switch (di.udi_speed) { 113 case USB_SPEED_LOW: printf("low speed, "); break; 114 case USB_SPEED_FULL: printf("full speed, "); break; 115 case USB_SPEED_HIGH: printf("high speed, "); break; 116 default: break; 117 } 118 if (di.udi_power) 119 printf("power %d mA, ", di.udi_power); 120 else 121 printf("self powered, "); 122 if (di.udi_config) 123 printf("config %d, ", di.udi_config); 124 else 125 printf("unconfigured, "); 126 } 127 u2t(di.udi_product, product); 128 u2t(di.udi_vendor, vendor); 129 u2t(di.udi_serial, serial); 130 if (verbose) { 131 printf("%s(0x%04x), %s(0x%04x), rev %s", 132 product, di.udi_productNo, 133 vendor, di.udi_vendorNo, di.udi_release); 134 if (di.udi_serial[0]) 135 printf(", serial %s", serial); 136 } else 137 printf("%s, %s", product, vendor); 138 printf("\n"); 139 if (showdevs) { 140 for (i = 0; i < USB_MAX_DEVNAMES; i++) 141 if (di.udi_devnames[i][0]) 142 printf("%*s %s\n", indent, "", 143 di.udi_devnames[i]); 144 } 145 if (!rec) 146 return; 147 for (p = 0; p < di.udi_nports; p++) { 148 int s = di.udi_ports[p]; 149 if (s >= USB_MAX_DEVICES) { 150 if (verbose) { 151 printf("%*sport %d %s\n", indent+1, "", p+1, 152 s == USB_PORT_ENABLED ? "enabled" : 153 s == USB_PORT_SUSPENDED ? "suspended" : 154 s == USB_PORT_POWERED ? "powered" : 155 s == USB_PORT_DISABLED ? "disabled" : 156 "???"); 157 158 } 159 continue; 160 } 161 indent++; 162 printf("%*s", indent, ""); 163 if (verbose) 164 printf("port %d ", p+1); 165 if (s == 0) 166 printf("addr 0 should never happen!\n"); 167 else 168 usbdev(f, s, 1); 169 indent--; 170 } 171 } 172 173 void 174 usbdump(int f) 175 { 176 int a; 177 178 for (a = 1; a < USB_MAX_DEVICES; a++) { 179 if (!done[a]) 180 usbdev(f, a, 1); 181 } 182 } 183 184 void 185 dumpone(char *name, int f, int addr) 186 { 187 if (verbose) 188 printf("Controller %s:\n", name); 189 indent = 0; 190 memset(done, 0, sizeof done); 191 if (addr) 192 usbdev(f, addr, 0); 193 else 194 usbdump(f); 195 } 196 197 int 198 main(int argc, char **argv) 199 { 200 int ch, i, f; 201 char buf[50]; 202 char *dev = 0; 203 int addr = 0; 204 int ncont; 205 206 while ((ch = getopt(argc, argv, "a:df:v?")) != -1) { 207 switch(ch) { 208 case 'a': 209 addr = atoi(optarg); 210 break; 211 case 'd': 212 showdevs++; 213 break; 214 case 'f': 215 dev = optarg; 216 break; 217 case 'v': 218 verbose = 1; 219 break; 220 case '?': 221 default: 222 usage(); 223 } 224 } 225 argc -= optind; 226 argv += optind; 227 228 if (dev == 0) { 229 for (ncont = 0, i = 0; i < 10; i++) { 230 snprintf(buf, sizeof(buf), "%s%d", USBDEV, i); 231 f = open(buf, O_RDONLY); 232 if (f >= 0) { 233 dumpone(buf, f, addr); 234 close(f); 235 } else { 236 if (errno == ENOENT || errno == ENXIO) 237 continue; 238 warn("%s", buf); 239 } 240 ncont++; 241 } 242 if (verbose && ncont == 0) 243 printf("%s: no USB controllers found\n", 244 getprogname()); 245 } else { 246 f = open(dev, O_RDONLY); 247 if (f >= 0) 248 dumpone(dev, f, addr); 249 else 250 err(1, "%s", dev); 251 } 252 exit(0); 253 } 254