examples/xusb.c

   1 /*
   2  * xusb: Generic USB test program
   3  * Copyright © 2009-2012 Pete Batard <pete@akeo.ie>
   4  * Contributions to Mass Storage by Alan Stern.
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  19  */
  20
  21 #include <stdio.h>
  22 #include <stdint.h>
  23 #include <stdlib.h>
  24 #include <string.h>
  25 #include <stdarg.h>
  26
  27 #include "libusb.h"
  28
  29 #if defined(_WIN32)
  30 #define msleep(msecs) Sleep(msecs)
  31 #else
  32 #include <unistd.h>
  33 #define msleep(msecs) usleep(1000*msecs)
  34 #endif
  35
  36 #if !defined(_MSC_VER) || _MSC_VER<=1200
  37 #define sscanf_s sscanf
  38 #endif
  39
  40 #if !defined(bool)
  41 #define bool int
  42 #endif
  43 #if !defined(true)
  44 #define true (1 == 1)
  45 #endif
  46 #if !defined(false)
  47 #define false (!true)
  48 #endif
  49
  50
  51 // Future versions of libusbx will use usb_interface instead of interface
  52 // in libusb_config_descriptor => catter for that
  53 #define usb_interface interface
  54
  55 // Global variables
  56 bool binary_dump = false;
  57 bool extra_info = false;
  58 const char* binary_name = NULL;
  59
  60 static int perr(char const *format, ...)
  61 {
  62         va_list args;
  63         int r;
  64
  65         va_start (args, format);
  66         r = vfprintf(stderr, format, args);
  67         va_end(args);
  68
  69         return r;
  70 }
  71
  72 #define ERR_EXIT(errcode) do { perr("   %s\n", libusb_error_name((enum libusb_error)errcode)); return -1; } while (0)
  73 #define CALL_CHECK(fcall) do { r=fcall; if (r < 0) ERR_EXIT(r); } while (0);
  74 #define B(x) (((x)!=0)?1:0)
  75 #define be_to_int32(buf) (((buf)[0]<<24)|((buf)[1]<<16)|((buf)[2]<<8)|(buf)[3])
  76
  77 #define RETRY_MAX                     5
  78 #define REQUEST_SENSE_LENGTH          0x12
  79 #define INQUIRY_LENGTH                0x24
  80 #define READ_CAPACITY_LENGTH          0x08
  81
  82 // HID Class-Specific Requests values. See section 7.2 of the HID specifications
  83 #define HID_GET_REPORT                0x01
  84 #define HID_GET_IDLE                  0x02
  85 #define HID_GET_PROTOCOL              0x03
  86 #define HID_SET_REPORT                0x09
  87 #define HID_SET_IDLE                  0x0A
  88 #define HID_SET_PROTOCOL              0x0B
  89 #define HID_REPORT_TYPE_INPUT         0x01
  90 #define HID_REPORT_TYPE_OUTPUT        0x02
  91 #define HID_REPORT_TYPE_FEATURE       0x03
  92
  93 // Mass Storage Requests values. See section 3 of the Bulk-Only Mass Storage Class specifications
  94 #define BOMS_RESET                    0xFF
  95 #define BOMS_GET_MAX_LUN              0xFE
  96
  97 // Section 5.1: Command Block Wrapper (CBW)
  98 struct command_block_wrapper {
  99         uint8_t dCBWSignature[4];
 100         uint32_t dCBWTag;
 101         uint32_t dCBWDataTransferLength;
 102         uint8_t bmCBWFlags;
 103         uint8_t bCBWLUN;
 104         uint8_t bCBWCBLength;
 105         uint8_t CBWCB[16];
 106 };
 107
 108 // Section 5.2: Command Status Wrapper (CSW)
 109 struct command_status_wrapper {
 110         uint8_t dCSWSignature[4];
 111         uint32_t dCSWTag;
 112         uint32_t dCSWDataResidue;
 113         uint8_t bCSWStatus;
 114 };
 115
 116 static uint8_t cdb_length[256] = {
 117 //       0  1  2  3  4  5  6  7  8  9  A  B  C  D  E  F
 118         06,06,06,06,06,06,06,06,06,06,06,06,06,06,06,06,  //  0
 119         06,06,06,06,06,06,06,06,06,06,06,06,06,06,06,06,  //  1
 120         10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,  //  2
 121         10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,  //  3
 122         10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,  //  4
 123         10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,  //  5
 124         00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,  //  6
 125         00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,  //  7
 126         16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,  //  8
 127         16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,16,  //  9
 128         12,12,12,12,12,12,12,12,12,12,12,12,12,12,12,12,  //  A
 129         12,12,12,12,12,12,12,12,12,12,12,12,12,12,12,12,  //  B
 130         00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,  //  C
 131         00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,  //  D
 132         00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,  //  E
 133         00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,00,  //  F
 134 };
 135
 136 enum test_type {
 137         USE_GENERIC,
 138         USE_PS3,
 139         USE_XBOX,
 140         USE_SCSI,
 141         USE_HID,
 142 } test_mode;
 143 uint16_t VID, PID;
 144
 145 static void display_buffer_hex(unsigned char *buffer, unsigned size)
 146 {
 147         unsigned i, j, k;
 148
 149         for (i=0; i<size; i+=16) {
 150                 printf("\n  %08x  ", i);
 151                 for(j=0,k=0; k<16; j++,k++) {
 152                         if (i+j < size) {
 153                                 printf("%02x", buffer[i+j]);
 154                         } else {
 155                                 printf("  ");
 156                         }
 157                         printf(" ");
 158                 }
 159                 printf(" ");
 160                 for(j=0,k=0; k<16; j++,k++) {
 161                         if (i+j < size) {
 162                                 if ((buffer[i+j] < 32) || (buffer[i+j] > 126)) {
 163                                         printf(".");
 164                                 } else {
 165                                         printf("%c", buffer[i+j]);
 166                                 }
 167                         }
 168                 }
 169         }
 170         printf("\n" );
 171 }
 172
 173 // The PS3 Controller is really a HID device that got its HID Report Descriptors
 174 // removed by Sony
 175 static int display_ps3_status(libusb_device_handle *handle)
 176 {
 177         int r;
 178         uint8_t input_report[49];
 179         uint8_t master_bt_address[8];
 180         uint8_t device_bt_address[18];
 181
 182         // Get the controller's bluetooth address of its master device
 183         CALL_CHECK(libusb_control_transfer(handle, LIBUSB_ENDPOINT_IN|LIBUSB_REQUEST_TYPE_CLASS|LIBUSB_RECIPIENT_INTERFACE,
 184                 HID_GET_REPORT, 0x03f5, 0, master_bt_address, sizeof(master_bt_address), 100));
 185         printf("\nMaster's bluetooth address: %02X:%02X:%02X:%02X:%02X:%02X\n", master_bt_address[2], master_bt_address[3],
 186                 master_bt_address[4], master_bt_address[5], master_bt_address[6], master_bt_address[7]);
 187
 188         // Get the controller's bluetooth address
 189         CALL_CHECK(libusb_control_transfer(handle, LIBUSB_ENDPOINT_IN|LIBUSB_REQUEST_TYPE_CLASS|LIBUSB_RECIPIENT_INTERFACE,
 190                 HID_GET_REPORT, 0x03f2, 0, device_bt_address, sizeof(device_bt_address), 100));
 191         printf("\nMaster's bluetooth address: %02X:%02X:%02X:%02X:%02X:%02X\n", device_bt_address[4], device_bt_address[5],
 192                 device_bt_address[6], device_bt_address[7], device_bt_address[8], device_bt_address[9]);
 193
 194         // Get the status of the controller's buttons via its HID report
 195         printf("\nReading PS3 Input Report...\n");
 196         CALL_CHECK(libusb_control_transfer(handle, LIBUSB_ENDPOINT_IN|LIBUSB_REQUEST_TYPE_CLASS|LIBUSB_RECIPIENT_INTERFACE,
 197                 HID_GET_REPORT, (HID_REPORT_TYPE_INPUT<<8)|0x01, 0, input_report, sizeof(input_report), 1000));
 198         switch(input_report[2]){        /** Direction pad plus start, select, and joystick buttons */
 199                 case 0x01:
 200                         printf("\tSELECT pressed\n");
 201                         break;
 202                 case 0x02:
 203                         printf("\tLEFT 3 pressed\n");
 204                         break;
 205                 case 0x04:
 206                         printf("\tRIGHT 3 pressed\n");
 207                         break;
 208                 case 0x08:
 209                         printf("\tSTART presed\n");
 210                         break;
 211                 case 0x10:
 212                         printf("\tUP pressed\n");
 213                         break;
 214                 case 0x20:
 215                         printf("\tRIGHT pressed\n");
 216                         break;
 217                 case 0x40:
 218                         printf("\tDOWN pressed\n");
 219                         break;
 220                 case 0x80:
 221                         printf("\tLEFT pressed\n");
 222                         break;
 223         }
 224         switch(input_report[3]){        /** Shapes plus top right and left buttons */
 225                 case 0x01:
 226                         printf("\tLEFT 2 pressed\n");
 227                         break;
 228                 case 0x02:
 229                         printf("\tRIGHT 2 pressed\n");
 230                         break;
 231                 case 0x04:
 232                         printf("\tLEFT 1 pressed\n");
 233                         break;
 234                 case 0x08:
 235                         printf("\tRIGHT 1 presed\n");
 236                         break;
 237                 case 0x10:
 238                         printf("\tTRIANGLE pressed\n");
 239                         break;
 240                 case 0x20:
 241                         printf("\tCIRCLE pressed\n");
 242                         break;
 243                 case 0x40:
 244                         printf("\tCROSS pressed\n");
 245                         break;
 246                 case 0x80:
 247                         printf("\tSQUARE pressed\n");
 248                         break;
 249         }
 250         printf("\tPS button: %d\n", input_report[4]);
 251         printf("\tLeft Analog (X,Y): (%d,%d)\n", input_report[6], input_report[7]);
 252         printf("\tRight Analog (X,Y): (%d,%d)\n", input_report[8], input_report[9]);
 253         printf("\tL2 Value: %d\tR2 Value: %d\n", input_report[18], input_report[19]);
 254         printf("\tL1 Value: %d\tR1 Value: %d\n", input_report[20], input_report[21]);
 255         printf("\tRoll (x axis): %d Yaw (y axis): %d Pitch (z axis) %d\n",
 256                         //(((input_report[42] + 128) % 256) - 128),
 257                         (int8_t)(input_report[42]),
 258                         (int8_t)(input_report[44]),
 259                         (int8_t)(input_report[46]));
 260         printf("\tAcceleration: %d\n\n", (int8_t)(input_report[48]));
 261         return 0;
 262 }
 263 // The XBOX Controller is really a HID device that got its HID Report Descriptors
 264 // removed by Microsoft.
 265 // Input/Output reports described at http://euc.jp/periphs/xbox-controller.ja.html
 266 static int display_xbox_status(libusb_device_handle *handle)
 267 {
 268         int r;
 269         uint8_t input_report[20];
 270         printf("\nReading XBox Input Report...\n");
 271         CALL_CHECK(libusb_control_transfer(handle, LIBUSB_ENDPOINT_IN|LIBUSB_REQUEST_TYPE_CLASS|LIBUSB_RECIPIENT_INTERFACE,
 272                 HID_GET_REPORT, (HID_REPORT_TYPE_INPUT<<8)|0x00, 0, input_report, 20, 1000));
 273         printf("   D-pad: %02X\n", input_report[2]&0x0F);
 274         printf("   Start:%d, Back:%d, Left Stick Press:%d, Right Stick Press:%d\n", B(input_report[2]&0x10), B(input_report[2]&0x20),
 275                 B(input_report[2]&0x40), B(input_report[2]&0x80));
 276         // A, B, X, Y, Black, White are pressure sensitive
 277         printf("   A:%d, B:%d, X:%d, Y:%d, White:%d, Black:%d\n", input_report[4], input_report[5],
 278                 input_report[6], input_report[7], input_report[9], input_report[8]);
 279         printf("   Left Trigger: %d, Right Trigger: %d\n", input_report[10], input_report[11]);
 280         printf("   Left Analog (X,Y): (%d,%d)\n", (int16_t)((input_report[13]<<8)|input_report[12]),
 281                 (int16_t)((input_report[15]<<8)|input_report[14]));
 282         printf("   Right Analog (X,Y): (%d,%d)\n", (int16_t)((input_report[17]<<8)|input_report[16]),
 283                 (int16_t)((input_report[19]<<8)|input_report[18]));
 284         return 0;
 285 }
 286
 287 static int set_xbox_actuators(libusb_device_handle *handle, uint8_t left, uint8_t right)
 288 {
 289         int r;
 290         uint8_t output_report[6];
 291
 292         printf("\nWriting XBox Controller Output Report...\n");
 293
 294         memset(output_report, 0, sizeof(output_report));
 295         output_report[1] = sizeof(output_report);
 296         output_report[3] = left;
 297         output_report[5] = right;
 298
 299         CALL_CHECK(libusb_control_transfer(handle, LIBUSB_ENDPOINT_OUT|LIBUSB_REQUEST_TYPE_CLASS|LIBUSB_RECIPIENT_INTERFACE,
 300                 HID_SET_REPORT, (HID_REPORT_TYPE_OUTPUT<<8)|0x00, 0, output_report, 06, 1000));
 301         return 0;
 302 }
 303
 304 static int send_mass_storage_command(libusb_device_handle *handle, uint8_t endpoint, uint8_t lun,
 305         uint8_t *cdb, uint8_t direction, int data_length, uint32_t *ret_tag)
 306 {
 307         static uint32_t tag = 1;
 308         uint8_t cdb_len;
 309         int i, r, size;
 310         struct command_block_wrapper cbw;
 311
 312         if (cdb == NULL) {
 313                 return -1;
 314         }
 315
 316         if (endpoint & LIBUSB_ENDPOINT_IN) {
 317                 perr("send_mass_storage_command: cannot send command on IN endpoint\n");
 318                 return -1;
 319         }
 320
 321         cdb_len = cdb_length[cdb[0]];
 322         if ((cdb_len == 0) || (cdb_len > sizeof(cbw.CBWCB))) {
 323                 perr("send_mass_storage_command: don't know how to handle this command (%02X, length %d)\n",
 324                         cdb[0], cdb_len);
 325                 return -1;
 326         }
 327
 328         memset(&cbw, 0, sizeof(cbw));
 329         cbw.dCBWSignature[0] = 'U';
 330         cbw.dCBWSignature[1] = 'S';
 331         cbw.dCBWSignature[2] = 'B';
 332         cbw.dCBWSignature[3] = 'C';
 333         *ret_tag = tag;
 334         cbw.dCBWTag = tag++;
 335         cbw.dCBWDataTransferLength = data_length;
 336         cbw.bmCBWFlags = direction;
 337         cbw.bCBWLUN = lun;
 338         // Subclass is 1 or 6 => cdb_len
 339         cbw.bCBWCBLength = cdb_len;
 340         memcpy(cbw.CBWCB, cdb, cdb_len);
 341
 342         i = 0;
 343         do {
 344                 // The transfer length must always be exactly 31 bytes.
 345                 r = libusb_bulk_transfer(handle, endpoint, (unsigned char*)&cbw, 31, &size, 1000);
 346                 if (r == LIBUSB_ERROR_PIPE) {
 347                         libusb_clear_halt(handle, endpoint);
 348                 }
 349                 i++;
 350         } while ((r == LIBUSB_ERROR_PIPE) && (i<RETRY_MAX));
 351         if (r != LIBUSB_SUCCESS) {
 352                 perr("   send_mass_storage_command: %s\n", libusb_error_name(r));
 353                 return -1;
 354         }
 355
 356         printf("   sent %d CDB bytes\n", cdb_len);
 357         return 0;
 358 }
 359
 360 static int get_mass_storage_status(libusb_device_handle *handle, uint8_t endpoint, uint32_t expected_tag)
 361 {
 362         int i, r, size;
 363         struct command_status_wrapper csw;
 364
 365         // The device is allowed to STALL this transfer. If it does, you have to
 366         // clear the stall and try again.
 367         i = 0;
 368         do {
 369                 r = libusb_bulk_transfer(handle, endpoint, (unsigned char*)&csw, 13, &size, 1000);
 370                 if (r == LIBUSB_ERROR_PIPE) {
 371                         libusb_clear_halt(handle, endpoint);
 372                 }
 373                 i++;
 374         } while ((r == LIBUSB_ERROR_PIPE) && (i<RETRY_MAX));
 375         if (r != LIBUSB_SUCCESS) {
 376                 perr("   get_mass_storage_status: %s\n", libusb_error_name(r));
 377                 return -1;
 378         }
 379         if (size != 13) {
 380                 perr("   get_mass_storage_status: received %d bytes (expected 13)\n", size);
 381                 return -1;
 382         }
 383         if (csw.dCSWTag != expected_tag) {
 384                 perr("   get_mass_storage_status: mismatched tags (expected %08X, received %08X)\n",
 385                         expected_tag, csw.dCSWTag);
 386                 return -1;
 387         }
 388         // For this test, we ignore the dCSWSignature check for validity...
 389         printf("   Mass Storage Status: %02X (%s)\n", csw.bCSWStatus, csw.bCSWStatus?"FAILED":"Success");
 390         if (csw.dCSWTag != expected_tag)
 391                 return -1;
 392         if (csw.bCSWStatus) {
 393                 // REQUEST SENSE is appropriate only if bCSWStatus is 1, meaning that the
 394                 // command failed somehow.  Larger values (2 in particular) mean that
 395                 // the command couldn't be understood.
 396                 if (csw.bCSWStatus == 1)
 397                         return -2;      // request Get Sense
 398                 else
 399                         return -1;
 400         }
 401
 402         // In theory we also should check dCSWDataResidue.  But lots of devices
 403         // set it wrongly.
 404         return 0;
 405 }
 406
 407 static void get_sense(libusb_device_handle *handle, uint8_t endpoint_in, uint8_t endpoint_out)
 408 {
 409         uint8_t cdb[16];        // SCSI Command Descriptor Block
 410         uint8_t sense[18];
 411         uint32_t expected_tag;
 412         int size;
 413
 414         // Request Sense
 415         printf("Request Sense:\n");
 416         memset(sense, 0, sizeof(sense));
 417         memset(cdb, 0, sizeof(cdb));
 418         cdb[0] = 0x03;  // Request Sense
 419         cdb[4] = REQUEST_SENSE_LENGTH;
 420
 421         send_mass_storage_command(handle, endpoint_out, 0, cdb, LIBUSB_ENDPOINT_IN, REQUEST_SENSE_LENGTH, &expected_tag);
 422         libusb_bulk_transfer(handle, endpoint_in, (unsigned char*)&sense, REQUEST_SENSE_LENGTH, &size, 1000);
 423         printf("   received %d bytes\n", size);
 424
 425         if ((sense[0] != 0x70) && (sense[0] != 0x71)) {
 426                 perr("   ERROR No sense data\n");
 427         } else {
 428                 perr("   ERROR Sense: %02X %02X %02X\n", sense[2]&0x0F, sense[12], sense[13]);
 429         }
 430         // Strictly speaking, the get_mass_storage_status() call should come
 431         // before these perr() lines.  If the status is nonzero then we must
 432         // assume there's no data in the buffer.  For xusb it doesn't matter.
 433         get_mass_storage_status(handle, endpoint_in, expected_tag);
 434 }
 435
 436 // Mass Storage device to test bulk transfers (non destructive test)
 437 static int test_mass_storage(libusb_device_handle *handle, uint8_t endpoint_in, uint8_t endpoint_out)
 438 {
 439         int r, size;
 440         uint8_t lun;
 441         uint32_t expected_tag;
 442         uint32_t i, max_lba, block_size;
 443         double device_size;
 444         uint8_t cdb[16];        // SCSI Command Descriptor Block
 445         uint8_t buffer[64];
 446         char vid[9], pid[9], rev[5];
 447         unsigned char *data;
 448         FILE *fd;
 449
 450         printf("Reading Max LUN:\n");
 451         r = libusb_control_transfer(handle, LIBUSB_ENDPOINT_IN|LIBUSB_REQUEST_TYPE_CLASS|LIBUSB_RECIPIENT_INTERFACE,
 452                 BOMS_GET_MAX_LUN, 0, 0, &lun, 1, 1000);
 453         // Some devices send a STALL instead of the actual value.
 454         // In such cases we should set lun to 0.
 455         if (r == 0) {
 456                 lun = 0;
 457         } else if (r < 0) {
 458                 perr("   Failed: %s", libusb_error_name((enum libusb_error)r));
 459         }
 460         printf("   Max LUN = %d\n", lun);
 461
 462         // Send Inquiry
 463         printf("Sending Inquiry:\n");
 464         memset(buffer, 0, sizeof(buffer));
 465         memset(cdb, 0, sizeof(cdb));
 466         cdb[0] = 0x12;  // Inquiry
 467         cdb[4] = INQUIRY_LENGTH;
 468
 469         send_mass_storage_command(handle, endpoint_out, lun, cdb, LIBUSB_ENDPOINT_IN, INQUIRY_LENGTH, &expected_tag);
 470         CALL_CHECK(libusb_bulk_transfer(handle, endpoint_in, (unsigned char*)&buffer, INQUIRY_LENGTH, &size, 1000));
 471         printf("   received %d bytes\n", size);
 472         // The following strings are not zero terminated
 473         for (i=0; i<8; i++) {
 474                 vid[i] = buffer[8+i];
 475                 pid[i] = buffer[16+i];
 476                 rev[i/2] = buffer[32+i/2];      // instead of another loop
 477         }
 478         vid[8] = 0;
 479         pid[8] = 0;
 480         rev[4] = 0;
 481         printf("   VID:PID:REV \"%8s\":\"%8s\":\"%4s\"\n", vid, pid, rev);
 482         if (get_mass_storage_status(handle, endpoint_in, expected_tag) == -2) {
 483                 get_sense(handle, endpoint_in, endpoint_out);
 484         }
 485
 486         // Read capacity
 487         printf("Reading Capacity:\n");
 488         memset(buffer, 0, sizeof(buffer));
 489         memset(cdb, 0, sizeof(cdb));
 490         cdb[0] = 0x25;  // Read Capacity
 491
 492         send_mass_storage_command(handle, endpoint_out, lun, cdb, LIBUSB_ENDPOINT_IN, READ_CAPACITY_LENGTH, &expected_tag);
 493         CALL_CHECK(libusb_bulk_transfer(handle, endpoint_in, (unsigned char*)&buffer, READ_CAPACITY_LENGTH, &size, 1000));
 494         printf("   received %d bytes\n", size);
 495         max_lba = be_to_int32(&buffer[0]);
 496         block_size = be_to_int32(&buffer[4]);
 497         device_size = ((double)(max_lba+1))*block_size/(1024*1024*1024);
 498         printf("   Max LBA: %08X, Block Size: %08X (%.2f GB)\n", max_lba, block_size, device_size);
 499         if (get_mass_storage_status(handle, endpoint_in, expected_tag) == -2) {
 500                 get_sense(handle, endpoint_in, endpoint_out);
 501         }
 502
 503         data = (unsigned char*) calloc(1, block_size);
 504         if (data == NULL) {
 505                 perr("   unable to allocate data buffer\n");
 506                 return -1;
 507         }
 508
 509         // Send Read
 510         printf("Attempting to read %d bytes:\n", block_size);
 511         memset(cdb, 0, sizeof(cdb));
 512
 513         cdb[0] = 0x28;  // Read(10)
 514         cdb[8] = 0x01;  // 1 block
 515
 516         send_mass_storage_command(handle, endpoint_out, lun, cdb, LIBUSB_ENDPOINT_IN, block_size, &expected_tag);
 517         libusb_bulk_transfer(handle, endpoint_in, data, block_size, &size, 5000);
 518         printf("   READ: received %d bytes\n", size);
 519         if (get_mass_storage_status(handle, endpoint_in, expected_tag) == -2) {
 520                 get_sense(handle, endpoint_in, endpoint_out);
 521         } else {
 522                 display_buffer_hex(data, size);
 523                 if ((binary_dump) && ((fd = fopen(binary_name, "w")) != NULL)) {
 524                         if (fwrite(data, 1, (size_t)size, fd) != (unsigned int)size) {
 525                                 perr("   unable to write binary data\n");
 526                         }
 527                         fclose(fd);
 528                 }
 529         }
 530         free(data);
 531
 532         return 0;
 533 }
 534
 535 // HID
 536 static int get_hid_record_size(uint8_t *hid_report_descriptor, int size, int type)
 537 {
 538         uint8_t i, j = 0;
 539         uint8_t offset;
 540         int record_size[3] = {0, 0, 0};
 541         int nb_bits = 0, nb_items = 0;
 542         bool found_record_marker;
 543
 544         found_record_marker = false;
 545         for (i = hid_report_descriptor[0]+1; i < size; i += offset) {
 546                 offset = (hid_report_descriptor[i]&0x03) + 1;
 547                 if (offset == 4)
 548                         offset = 5;
 549                 switch (hid_report_descriptor[i] & 0xFC) {
 550                 case 0x74:      // bitsize
 551                         nb_bits = hid_report_descriptor[i+1];
 552                         break;
 553                 case 0x94:      // count
 554                         nb_items = 0;
 555                         for (j=1; j<offset; j++) {
 556                                 nb_items = ((uint32_t)hid_report_descriptor[i+j]) << (8*(j-1));
 557                         }
 558                         break;
 559                 case 0x80:      // input
 560                         found_record_marker = true;
 561                         j = 0;
 562                         break;
 563                 case 0x90:      // output
 564                         found_record_marker = true;
 565                         j = 1;
 566                         break;
 567                 case 0xb0:      // feature
 568                         found_record_marker = true;
 569                         j = 2;
 570                         break;
 571                 case 0xC0:      // end of collection
 572                         nb_items = 0;
 573                         nb_bits = 0;
 574                         break;
 575                 default:
 576                         continue;
 577                 }
 578                 if (found_record_marker) {
 579                         found_record_marker = false;
 580                         record_size[j] += nb_items*nb_bits;
 581                 }
 582         }
 583         if ((type < HID_REPORT_TYPE_INPUT) || (type > HID_REPORT_TYPE_FEATURE)) {
 584                 return 0;
 585         } else {
 586                 return (record_size[type - HID_REPORT_TYPE_INPUT]+7)/8;
 587         }
 588 }
 589
 590 static int test_hid(libusb_device_handle *handle, uint8_t endpoint_in)
 591 {
 592         int r, size, descriptor_size;
 593         uint8_t hid_report_descriptor[256];
 594         uint8_t *report_buffer;
 595         FILE *fd;
 596
 597         printf("\nReading HID Report Descriptors:\n");
 598         descriptor_size = libusb_control_transfer(handle, LIBUSB_ENDPOINT_IN|LIBUSB_REQUEST_TYPE_STANDARD|LIBUSB_RECIPIENT_INTERFACE,
 599                 LIBUSB_REQUEST_GET_DESCRIPTOR, LIBUSB_DT_REPORT<<8, 0, hid_report_descriptor, sizeof(hid_report_descriptor), 1000);
 600         if (descriptor_size < 0) {
 601                 printf("   Failed\n");
 602                 return -1;
 603         }
 604         display_buffer_hex(hid_report_descriptor, descriptor_size);
 605         if ((binary_dump) && ((fd = fopen(binary_name, "w")) != NULL)) {
 606                 if (fwrite(hid_report_descriptor, 1, descriptor_size, fd) != descriptor_size) {
 607                         printf("   Error writing descriptor to file\n");
 608                 }
 609                 fclose(fd);
 610         }
 611
 612         size = get_hid_record_size(hid_report_descriptor, descriptor_size, HID_REPORT_TYPE_FEATURE);
 613         if (size <= 0) {
 614                 printf("\nSkipping Feature Report readout (None detected)\n");
 615         } else {
 616                 report_buffer = (uint8_t*) calloc(size, 1);
 617                 if (report_buffer == NULL) {
 618                         return -1;
 619                 }
 620
 621                 printf("\nReading Feature Report (length %d)...\n", size);
 622                 r = libusb_control_transfer(handle, LIBUSB_ENDPOINT_IN|LIBUSB_REQUEST_TYPE_CLASS|LIBUSB_RECIPIENT_INTERFACE,
 623                         HID_GET_REPORT, (HID_REPORT_TYPE_FEATURE<<8)|0, 0, report_buffer, (uint16_t)size, 5000);
 624                 if (r >= 0) {
 625                         display_buffer_hex(report_buffer, size);
 626                 } else {
 627                         switch(r) {
 628                         case LIBUSB_ERROR_NOT_FOUND:
 629                                 printf("   No Feature Report available for this device\n");
 630                                 break;
 631                         case LIBUSB_ERROR_PIPE:
 632                                 printf("   Detected stall - resetting pipe...\n");
 633                                 libusb_clear_halt(handle, 0);
 634                                 break;
 635                         default:
 636                                 printf("   Error: %s\n", libusb_error_name(r));
 637                                 break;
 638                         }
 639                 }
 640                 free(report_buffer);
 641         }
 642
 643         size = get_hid_record_size(hid_report_descriptor, descriptor_size, HID_REPORT_TYPE_INPUT);
 644         if (size <= 0) {
 645                 printf("\nSkipping Input Report readout (None detected)\n");
 646         } else {
 647                 report_buffer = (uint8_t*) calloc(size, 1);
 648                 if (report_buffer == NULL) {
 649                         return -1;
 650                 }
 651
 652                 printf("\nReading Input Report (length %d)...\n", size);
 653                 r = libusb_control_transfer(handle, LIBUSB_ENDPOINT_IN|LIBUSB_REQUEST_TYPE_CLASS|LIBUSB_RECIPIENT_INTERFACE,
 654                         HID_GET_REPORT, (HID_REPORT_TYPE_INPUT<<8)|0x00, 0, report_buffer, (uint16_t)size, 5000);
 655                 if (r >= 0) {
 656                         display_buffer_hex(report_buffer, size);
 657                 } else {
 658                         switch(r) {
 659                         case LIBUSB_ERROR_TIMEOUT:
 660                                 printf("   Timeout! Please make sure you act on the device within the 5 seconds allocated...\n");
 661                                 break;
 662                         case LIBUSB_ERROR_PIPE:
 663                                 printf("   Detected stall - resetting pipe...\n");
 664                                 libusb_clear_halt(handle, 0);
 665                                 break;
 666                         default:
 667                                 printf("   Error: %s\n", libusb_error_name(r));
 668                                 break;
 669                         }
 670                 }
 671
 672                 // Attempt a bulk read from endpoint 0 (this should just return a raw input report)
 673                 printf("\nTesting interrupt read using endpoint %02X...\n", endpoint_in);
 674                 r = libusb_interrupt_transfer(handle, endpoint_in, report_buffer, size, &size, 5000);
 675                 if (r >= 0) {
 676                         display_buffer_hex(report_buffer, size);
 677                 } else {
 678                         printf("   %s\n", libusb_error_name(r));
 679                 }
 680
 681                 free(report_buffer);
 682         }
 683         return 0;
 684 }
 685
 686 // Read the MS WinUSB Feature Descriptors, that are used on Windows 8 for automated driver installation
 687 static void read_ms_winsub_feature_descriptors(libusb_device_handle *handle, uint8_t bRequest, int iface_number)
 688 {
 689 #define MAX_OS_FD_LENGTH 256
 690         int i, r;
 691         uint8_t os_desc[MAX_OS_FD_LENGTH];
 692         uint32_t length;
 693         void* le_type_punning_IS_fine;
 694         struct {
 695                 const char* desc;
 696                 uint16_t index;
 697                 uint16_t header_size;
 698         } os_fd[2] = {
 699                 {"Extended Compat ID", 0x0004, 0x10},
 700                 {"Extended Properties", 0x0005, 0x0A}
 701         };
 702
 703         if (iface_number < 0) return;
 704
 705         for (i=0; i<2; i++) {
 706                 printf("\nReading %s OS Feature Descriptor (wIndex = 0x%04d):\n", os_fd[i].desc, os_fd[i].index);
 707
 708                 // Read the header part
 709                 r = libusb_control_transfer(handle, (uint8_t)(LIBUSB_ENDPOINT_IN|LIBUSB_REQUEST_TYPE_VENDOR|LIBUSB_RECIPIENT_DEVICE),
 710                         bRequest, (uint16_t)(((iface_number)<< 8)|0x00), os_fd[i].index, os_desc, os_fd[i].header_size, 1000);
 711                 if (r < os_fd[i].header_size) {
 712                         perr("   Failed: %s", (r<0)?libusb_error_name((enum libusb_error)r):"header size is too small");
 713                         return;
 714                 }
 715                 le_type_punning_IS_fine = (void*)os_desc;
 716                 length = *((uint32_t*)le_type_punning_IS_fine);
 717                 if (length > MAX_OS_FD_LENGTH) {
 718                         length = MAX_OS_FD_LENGTH;
 719                 }
 720
 721                 // Read the full feature descriptor
 722                 r = libusb_control_transfer(handle, (uint8_t)(LIBUSB_ENDPOINT_IN|LIBUSB_REQUEST_TYPE_VENDOR|LIBUSB_RECIPIENT_DEVICE),
 723                         bRequest, (uint16_t)(((iface_number)<< 8)|0x00), os_fd[i].index, os_desc, (uint16_t)length, 1000);
 724                 if (r < 0) {
 725                         perr("   Failed: %s", libusb_error_name((enum libusb_error)r));
 726                         return;
 727                 } else {
 728                         display_buffer_hex(os_desc, r);
 729                 }
 730         }
 731 }
 732
 733 static int test_device(uint16_t vid, uint16_t pid)
 734 {
 735         libusb_device_handle *handle;
 736         libusb_device *dev;
 737         uint8_t bus, port_path[8];
 738         struct libusb_config_descriptor *conf_desc;
 739         const struct libusb_endpoint_descriptor *endpoint;
 740         int i, j, k, r;
 741         int iface, nb_ifaces, first_iface = -1;
 742 #if defined(__linux__)
 743         // Attaching/detaching the kernel driver is only relevant for Linux
 744         int iface_detached = -1;
 745 #endif
 746         struct libusb_device_descriptor dev_desc;
 747         const char* speed_name[5] = { "Unknown", "1.5 Mbit/s (USB LowSpeed)", "12 Mbit/s (USB FullSpeed)",
 748                 "480 Mbit/s (USB HighSpeed)", "5000 Mbit/s (USB SuperSpeed)"};
 749         char string[128];
 750         uint8_t string_index[3];        // indexes of the string descriptors
 751         uint8_t endpoint_in = 0, endpoint_out = 0;      // default IN and OUT endpoints
 752
 753         printf("Opening device %04X:%04X...\n", vid, pid);
 754         handle = libusb_open_device_with_vid_pid(NULL, vid, pid);
 755
 756         if (handle == NULL) {
 757                 perr("  Failed.\n");
 758                 return -1;
 759         }
 760
 761         dev = libusb_get_device(handle);
 762         bus = libusb_get_bus_number(dev);
 763         if (extra_info) {
 764                 r = libusb_get_port_path(NULL, dev, port_path, sizeof(port_path));
 765                 if (r > 0) {
 766                         printf("\nDevice properties:\n");
 767                         printf("        bus number: %d\n", bus);
 768                         printf("         port path: %d", port_path[0]);
 769                         for (i=1; i<r; i++) {
 770                                 printf("->%d", port_path[i]);
 771                         }
 772                         printf(" (from root hub)\n");
 773                 }
 774                 r = libusb_get_device_speed(dev);
 775                 if ((r<0) || (r>4)) r=0;
 776                 printf("             speed: %s\n", speed_name[r]);
 777         }
 778
 779         printf("\nReading device descriptor:\n");
 780         CALL_CHECK(libusb_get_device_descriptor(dev, &dev_desc));
 781         printf("            length: %d\n", dev_desc.bLength);
 782         printf("      device class: %d\n", dev_desc.bDeviceClass);
 783         printf("               S/N: %d\n", dev_desc.iSerialNumber);
 784         printf("           VID:PID: %04X:%04X\n", dev_desc.idVendor, dev_desc.idProduct);
 785         printf("         bcdDevice: %04X\n", dev_desc.bcdDevice);
 786         printf("   iMan:iProd:iSer: %d:%d:%d\n", dev_desc.iManufacturer, dev_desc.iProduct, dev_desc.iSerialNumber);
 787         printf("          nb confs: %d\n", dev_desc.bNumConfigurations);
 788         // Copy the string descriptors for easier parsing
 789         string_index[0] = dev_desc.iManufacturer;
 790         string_index[1] = dev_desc.iProduct;
 791         string_index[2] = dev_desc.iSerialNumber;
 792
 793         printf("\nReading configuration descriptors:\n");
 794         CALL_CHECK(libusb_get_config_descriptor(dev, 0, &conf_desc));
 795         nb_ifaces = conf_desc->bNumInterfaces;
 796         printf("             nb interfaces: %d\n", nb_ifaces);
 797         if (nb_ifaces > 0)
 798                 first_iface = conf_desc->usb_interface[0].altsetting[0].bInterfaceNumber;
 799         for (i=0; i<nb_ifaces; i++) {
 800                 printf("              interface[%d]: id = %d\n", i,
 801                         conf_desc->usb_interface[i].altsetting[0].bInterfaceNumber);
 802                 for (j=0; j<conf_desc->usb_interface[i].num_altsetting; j++) {
 803                         printf("interface[%d].altsetting[%d]: num endpoints = %d\n",
 804                                 i, j, conf_desc->usb_interface[i].altsetting[j].bNumEndpoints);
 805                         printf("   Class.SubClass.Protocol: %02X.%02X.%02X\n",
 806                                 conf_desc->usb_interface[i].altsetting[j].bInterfaceClass,
 807                                 conf_desc->usb_interface[i].altsetting[j].bInterfaceSubClass,
 808                                 conf_desc->usb_interface[i].altsetting[j].bInterfaceProtocol);
 809                         if ( (conf_desc->usb_interface[i].altsetting[j].bInterfaceClass == LIBUSB_CLASS_MASS_STORAGE)
 810                           && ( (conf_desc->usb_interface[i].altsetting[j].bInterfaceSubClass == 0x01)
 811                           || (conf_desc->usb_interface[i].altsetting[j].bInterfaceSubClass == 0x06) )
 812                           && (conf_desc->usb_interface[i].altsetting[j].bInterfaceProtocol == 0x50) ) {
 813                                 // Mass storage devices that can use basic SCSI commands
 814                                 test_mode = USE_SCSI;
 815                         }
 816                         for (k=0; k<conf_desc->usb_interface[i].altsetting[j].bNumEndpoints; k++) {
 817                                 endpoint = &conf_desc->usb_interface[i].altsetting[j].endpoint[k];
 818                                 printf("       endpoint[%d].address: %02X\n", k, endpoint->bEndpointAddress);
 819                                 // Use the first interrupt or bulk IN/OUT endpoints as default for testing
 820                                 if ((endpoint->bmAttributes & LIBUSB_TRANSFER_TYPE_MASK) & (LIBUSB_TRANSFER_TYPE_BULK | LIBUSB_TRANSFER_TYPE_INTERRUPT)) {
 821                                         if (endpoint->bEndpointAddress & LIBUSB_ENDPOINT_IN) {
 822                                                 if (!endpoint_in)
 823                                                         endpoint_in = endpoint->bEndpointAddress;
 824                                         } else {
 825                                                 if (!endpoint_out)
 826                                                         endpoint_out = endpoint->bEndpointAddress;
 827                                         }
 828                                 }
 829                                 printf("           max packet size: %04X\n", endpoint->wMaxPacketSize);
 830                                 printf("          polling interval: %02X\n", endpoint->bInterval);
 831                         }
 832                 }
 833         }
 834         libusb_free_config_descriptor(conf_desc);
 835
 836         for (iface = 0; iface < nb_ifaces; iface++)
 837         {
 838                 printf("\nClaiming interface %d...\n", iface);
 839                 r = libusb_claim_interface(handle, iface);
 840 #if defined(__linux__)
 841                 if ((r != LIBUSB_SUCCESS) && (iface == 0)) {
 842                         // Maybe we need to detach the driver
 843                         perr("   Failed. Trying to detach driver...\n");
 844                         libusb_detach_kernel_driver(handle, iface);
 845                         iface_detached = iface;
 846                         printf("   Claiming interface again...\n");
 847                         r = libusb_claim_interface(handle, iface);
 848                 }
 849 #endif
 850                 if (r != LIBUSB_SUCCESS) {
 851                         perr("   Failed.\n");
 852                 }
 853         }
 854
 855         printf("\nReading string descriptors:\n");
 856         for (i=0; i<3; i++) {
 857                 if (string_index[i] == 0) {
 858                         continue;
 859                 }
 860                 if (libusb_get_string_descriptor_ascii(handle, string_index[i], (unsigned char*)string, 128) >= 0) {
 861                         printf("   String (0x%02X): \"%s\"\n", string_index[i], string);
 862                 }
 863         }
 864         // Read the OS String Descriptor
 865         if (libusb_get_string_descriptor_ascii(handle, 0xEE, (unsigned char*)string, 128) >= 0) {
 866                 printf("   String (0x%02X): \"%s\"\n", 0xEE, string);
 867                 // If this is a Microsoft OS String Descriptor,
 868                 // attempt to read the WinUSB extended Feature Descriptors
 869                 if (strncmp(string, "MSFT100", 7) == 0)
 870                         read_ms_winsub_feature_descriptors(handle, string[7], first_iface);
 871         }
 872
 873         switch(test_mode) {
 874         case USE_PS3:
 875                 CALL_CHECK(display_ps3_status(handle));
 876                 break;
 877         case USE_XBOX:
 878                 CALL_CHECK(display_xbox_status(handle));
 879                 CALL_CHECK(set_xbox_actuators(handle, 128, 222));
 880                 msleep(2000);
 881                 CALL_CHECK(set_xbox_actuators(handle, 0, 0));
 882                 break;
 883         case USE_HID:
 884                 test_hid(handle, endpoint_in);
 885                 break;
 886         case USE_SCSI:
 887                 CALL_CHECK(test_mass_storage(handle, endpoint_in, endpoint_out));
 888         case USE_GENERIC:
 889                 break;
 890         }
 891
 892         printf("\n");
 893         for (iface = 0; iface<nb_ifaces; iface++) {
 894                 printf("Releasing interface %d...\n", iface);
 895                 libusb_release_interface(handle, iface);
 896         }
 897
 898 #if defined(__linux__)
 899         if (iface_detached >= 0) {
 900                 printf("Re-attaching kernel driver...\n");
 901                 libusb_attach_kernel_driver(handle, iface_detached);
 902         }
 903 #endif
 904
 905         printf("Closing device...\n");
 906         libusb_close(handle);
 907
 908         return 0;
 909 }
 910
 911 int main(int argc, char** argv)
 912 {
 913         bool show_help = false;
 914         bool debug_mode = false;
 915         const struct libusb_version* version;
 916         int j, r;
 917         size_t i, arglen;
 918         unsigned tmp_vid, tmp_pid;
 919         uint16_t endian_test = 0xBE00;
 920
 921         // Default to generic, expecting VID:PID
 922         VID = 0;
 923         PID = 0;
 924         test_mode = USE_GENERIC;
 925
 926         if (((uint8_t*)&endian_test)[0] == 0xBE) {
 927                 printf("Despite their natural superiority for end users, big endian\n"
 928                         "CPUs are not supported with this program, sorry.\n");
 929                 return 0;
 930         }
 931
 932         if (argc >= 2) {
 933                 for (j = 1; j<argc; j++) {
 934                         arglen = strlen(argv[j]);
 935                         if ( ((argv[j][0] == '-') || (argv[j][0] == '/'))
 936                           && (arglen >= 2) ) {
 937                                 switch(argv[j][1]) {
 938                                 case 'd':
 939                                         debug_mode = true;
 940                                         break;
 941                                 case 'i':
 942                                         extra_info = true;
 943                                         break;
 944                                 case 'b':
 945                                         if ((j+1 >= argc) || (argv[j+1][0] == '-') || (argv[j+1][0] == '/')) {
 946                                                 printf("   Option -b requires a file name");
 947                                                 return 1;
 948                                         }
 949                                         binary_name = argv[++j];
 950                                         binary_dump = true;
 951                                         break;
 952                                 case 'j':
 953                                         // OLIMEX ARM-USB-TINY JTAG, 2 channel composite device - 2 interfaces
 954                                         if (!VID && !PID) {
 955                                                 VID = 0x15BA;
 956                                                 PID = 0x0004;
 957                                         }
 958                                         break;
 959                                 case 'k':
 960                                         // Generic 2 GB USB Key (SCSI Transparent/Bulk Only) - 1 interface
 961                                         if (!VID && !PID) {
 962                                                 VID = 0x0204;
 963                                                 PID = 0x6025;
 964                                         }
 965                                         break;
 966                                 // The following tests will force VID:PID if already provided
 967                                 case 'p':
 968                                         // Sony PS3 Controller - 1 interface
 969                                         VID = 0x054C;
 970                                         PID = 0x0268;
 971                                         test_mode = USE_PS3;
 972                                         break;
 973                                 case 's':
 974                                         // Microsoft Sidewinder Precision Pro Joystick - 1 HID interface
 975                                         VID = 0x045E;
 976                                         PID = 0x0008;
 977                                         test_mode = USE_HID;
 978                                         break;
 979                                 case 'x':
 980                                         // Microsoft XBox Controller Type S - 1 interface
 981                                         VID = 0x045E;
 982                                         PID = 0x0289;
 983                                         test_mode = USE_XBOX;
 984                                         break;
 985                                 default:
 986                                         show_help = true;
 987                                         break;
 988                                 }
 989                         } else {
 990                                 for (i=0; i<arglen; i++) {
 991                                         if (argv[j][i] == ':')
 992                                                 break;
 993                                 }
 994                                 if (i != arglen) {
 995                                         if (sscanf_s(argv[j], "%x:%x" , &tmp_vid, &tmp_pid) != 2) {
 996                                                 printf("   Please specify VID & PID as \"vid:pid\" in hexadecimal format\n");
 997                                                 return 1;
 998                                         }
 999                                         VID = (uint16_t)tmp_vid;
1000                                         PID = (uint16_t)tmp_pid;
1001                                 } else {
1002                                         show_help = true;
1003                                 }
1004                         }
1005                 }
1006         }
1007
1008         if ((show_help) || (argc == 1) || (argc > 7)) {
1009                 printf("usage: %s [-h] [-d] [-i] [-k] [-b file] [-j] [-x] [-s] [-p] [vid:pid]\n", argv[0]);
1010                 printf("   -h      : display usage\n");
1011                 printf("   -d      : enable debug output\n");
1012                 printf("   -i      : print topology and speed info\n");
1013                 printf("   -j      : test composite FTDI based JTAG device\n");
1014                 printf("   -k      : test Mass Storage device\n");
1015                 printf("   -b file : dump Mass Storage data to file 'file'\n");
1016                 printf("   -p      : test Sony PS3 SixAxis controller\n");
1017                 printf("   -s      : test Microsoft Sidewinder Precision Pro (HID)\n");
1018                 printf("   -x      : test Microsoft XBox Controller Type S\n");
1019                 printf("If only the vid:pid is provided, xusb attempts to run the most appropriate test\n");
1020                 return 0;
1021         }
1022
1023         version = libusb_get_version();
1024         printf("Using libusbx v%d.%d.%d.%d\n\n", version->major, version->minor, version->micro, version->nano);
1025         r = libusb_init(NULL);
1026         if (r < 0)
1027                 return r;
1028
1029         libusb_set_debug(NULL, debug_mode?LIBUSB_LOG_LEVEL_DEBUG:LIBUSB_LOG_LEVEL_INFO);
1030
1031         test_device(VID, PID);
1032
1033         libusb_exit(NULL);
1034
1035         return 0;
1036 }