1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2009 Sylvestre Gallon. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28 #ifndef __LIBUSB_H__ 29 #define __LIBUSB_H__ 30 31 #ifndef LIBUSB_GLOBAL_INCLUDE_FILE 32 #include <stdint.h> 33 #include <sys/time.h> 34 #include <sys/types.h> 35 #endif 36 37 #define LIBUSB_API_VERSION 0x01000102 38 39 #define LIBUSB_CALL 40 41 #ifdef __cplusplus 42 extern "C" { 43 #endif 44 #if 0 45 } /* indent fix */ 46 47 #endif 48 49 /* libusb enums */ 50 51 enum libusb_class_code { 52 LIBUSB_CLASS_PER_INTERFACE = 0, 53 LIBUSB_CLASS_AUDIO = 1, 54 LIBUSB_CLASS_COMM = 2, 55 LIBUSB_CLASS_HID = 3, 56 LIBUSB_CLASS_PHYSICAL = 5, 57 LIBUSB_CLASS_PTP = 6, 58 LIBUSB_CLASS_IMAGE = 6, 59 LIBUSB_CLASS_PRINTER = 7, 60 LIBUSB_CLASS_MASS_STORAGE = 8, 61 LIBUSB_CLASS_HUB = 9, 62 LIBUSB_CLASS_DATA = 10, 63 LIBUSB_CLASS_SMART_CARD = 11, 64 LIBUSB_CLASS_CONTENT_SECURITY = 13, 65 LIBUSB_CLASS_VIDEO = 14, 66 LIBUSB_CLASS_PERSONAL_HEALTHCARE = 15, 67 LIBUSB_CLASS_AUDIO_VIDEO = 16, 68 LIBUSB_CLASS_BILLBOARD = 17, 69 LIBUSB_CLASS_TYPE_C_BRIDGE = 18, 70 LIBUSB_CLASS_BULK_DISPLAY_PROTOCOL = 19, 71 LIBUSB_CLASS_MCTP = 20, 72 LIBUSB_CLASS_DIAGNOSTIC_DEVICE = 0xdc, 73 LIBUSB_CLASS_WIRELESS = 0xe0, 74 LIBUSB_CLASS_MISCELLANEOUS = 0xef, 75 LIBUSB_CLASS_APPLICATION = 0xfe, 76 LIBUSB_CLASS_VENDOR_SPEC = 0xff, 77 }; 78 79 enum libusb_descriptor_type { 80 LIBUSB_DT_DEVICE = 0x01, 81 LIBUSB_DT_CONFIG = 0x02, 82 LIBUSB_DT_STRING = 0x03, 83 LIBUSB_DT_INTERFACE = 0x04, 84 LIBUSB_DT_ENDPOINT = 0x05, 85 LIBUSB_DT_HID = 0x21, 86 LIBUSB_DT_REPORT = 0x22, 87 LIBUSB_DT_PHYSICAL = 0x23, 88 LIBUSB_DT_HUB = 0x29, 89 LIBUSB_DT_BOS = 0x0f, 90 LIBUSB_DT_DEVICE_CAPABILITY = 0x10, 91 LIBUSB_DT_SS_ENDPOINT_COMPANION = 0x30, 92 }; 93 94 enum libusb_device_capability_type { 95 LIBUSB_WIRELESS_USB_DEVICE_CAPABILITY = 0x1, 96 LIBUSB_USB_2_0_EXTENSION_DEVICE_CAPABILITY = 0x2, 97 LIBUSB_SS_USB_DEVICE_CAPABILITY = 0x3, 98 LIBUSB_CONTAINER_ID_DEVICE_CAPABILITY = 0x4, 99 }; 100 101 #define LIBUSB_DT_DEVICE_SIZE 18 102 #define LIBUSB_DT_CONFIG_SIZE 9 103 #define LIBUSB_DT_INTERFACE_SIZE 9 104 #define LIBUSB_DT_ENDPOINT_SIZE 7 105 #define LIBUSB_DT_ENDPOINT_AUDIO_SIZE 9 106 #define LIBUSB_DT_HUB_NONVAR_SIZE 7 107 #define LIBUSB_DT_SS_ENDPOINT_COMPANION_SIZE 6 108 #define LIBUSB_DT_BOS_SIZE 5 109 #define LIBUSB_USB_2_0_EXTENSION_DEVICE_CAPABILITY_SIZE 7 110 #define LIBUSB_SS_USB_DEVICE_CAPABILITY_SIZE 10 111 112 #define LIBUSB_BT_USB_2_0_EXTENSION_SIZE 7 113 #define LIBUSB_BT_SS_USB_DEVICE_CAPABILITY_SIZE 10 114 #define LIBUSB_BT_CONTAINER_ID_SIZE 20 115 #define LIBUSB_BT_PLATFORM_DESCRIPTOR_MIN_SIZE 20 116 117 #define LIBUSB_ENDPOINT_ADDRESS_MASK 0x0f 118 #define LIBUSB_ENDPOINT_DIR_MASK 0x80 119 120 enum libusb_endpoint_direction { 121 LIBUSB_ENDPOINT_IN = 0x80, 122 LIBUSB_ENDPOINT_OUT = 0x00, 123 }; 124 125 #define LIBUSB_TRANSFER_TYPE_MASK 0x03 126 127 enum libusb_endpoint_transfer_type { 128 LIBUSB_ENDPOINT_TRANSFER_TYPE_CONTROL = 0, 129 LIBUSB_ENDPOINT_TRANSFER_TYPE_ISOCHRONOUS = 1, 130 LIBUSB_ENDPOINT_TRANSFER_TYPE_BULK = 2, 131 LIBUSB_ENDPOINT_TRANSFER_TYPE_INTERRUPT = 3, 132 }; 133 134 enum libusb_transfer_type { 135 LIBUSB_TRANSFER_TYPE_CONTROL = 0, 136 LIBUSB_TRANSFER_TYPE_ISOCHRONOUS = 1, 137 LIBUSB_TRANSFER_TYPE_BULK = 2, 138 LIBUSB_TRANSFER_TYPE_INTERRUPT = 3, 139 LIBUSB_TRANSFER_TYPE_BULK_STREAM = 4, 140 }; 141 142 enum libusb_standard_request { 143 LIBUSB_REQUEST_GET_STATUS = 0x00, 144 LIBUSB_REQUEST_CLEAR_FEATURE = 0x01, 145 LIBUSB_REQUEST_SET_FEATURE = 0x03, 146 LIBUSB_REQUEST_SET_ADDRESS = 0x05, 147 LIBUSB_REQUEST_GET_DESCRIPTOR = 0x06, 148 LIBUSB_REQUEST_SET_DESCRIPTOR = 0x07, 149 LIBUSB_REQUEST_GET_CONFIGURATION = 0x08, 150 LIBUSB_REQUEST_SET_CONFIGURATION = 0x09, 151 LIBUSB_REQUEST_GET_INTERFACE = 0x0A, 152 LIBUSB_REQUEST_SET_INTERFACE = 0x0B, 153 LIBUSB_REQUEST_SYNCH_FRAME = 0x0C, 154 LIBUSB_REQUEST_SET_SEL = 0x30, 155 LIBUSB_REQUEST_SET_ISOCH_DELAY = 0x31, 156 }; 157 158 enum libusb_request_type { 159 LIBUSB_REQUEST_TYPE_STANDARD = (0x00 << 5), 160 LIBUSB_REQUEST_TYPE_CLASS = (0x01 << 5), 161 LIBUSB_REQUEST_TYPE_VENDOR = (0x02 << 5), 162 LIBUSB_REQUEST_TYPE_RESERVED = (0x03 << 5), 163 }; 164 165 enum libusb_request_recipient { 166 LIBUSB_RECIPIENT_DEVICE = 0x00, 167 LIBUSB_RECIPIENT_INTERFACE = 0x01, 168 LIBUSB_RECIPIENT_ENDPOINT = 0x02, 169 LIBUSB_RECIPIENT_OTHER = 0x03, 170 }; 171 172 #define LIBUSB_ISO_SYNC_TYPE_MASK 0x0C 173 174 enum libusb_iso_sync_type { 175 LIBUSB_ISO_SYNC_TYPE_NONE = 0, 176 LIBUSB_ISO_SYNC_TYPE_ASYNC = 1, 177 LIBUSB_ISO_SYNC_TYPE_ADAPTIVE = 2, 178 LIBUSB_ISO_SYNC_TYPE_SYNC = 3, 179 }; 180 181 #define LIBUSB_ISO_USAGE_TYPE_MASK 0x30 182 183 enum libusb_iso_usage_type { 184 LIBUSB_ISO_USAGE_TYPE_DATA = 0, 185 LIBUSB_ISO_USAGE_TYPE_FEEDBACK = 1, 186 LIBUSB_ISO_USAGE_TYPE_IMPLICIT = 2, 187 }; 188 189 enum libusb_usb_2_0_extension_attributes { 190 LIBUSB_BM_LPM_SUPPORT = 0x2, 191 }; 192 193 enum libusb_supported_speed { 194 LIBUSB_LOW_SPEED_OPERATION = (1 << 0), 195 LIBUSB_FULL_SPEED_OPERATION = (1 << 1), 196 LIBUSB_HIGH_SPEED_OPERATION = (1 << 2), 197 LIBUSB_SUPER_SPEED_OPERATION = (1 << 3), 198 }; 199 200 enum libusb_bos_type { 201 LIBUSB_BT_WIRELESS_USB_DEVICE_CAPABILITY = 1, 202 LIBUSB_BT_USB_2_0_EXTENSION = 2, 203 LIBUSB_BT_SS_USB_DEVICE_CAPABILITY = 3, 204 LIBUSB_BT_CONTAINER_ID = 4, 205 LIBUSB_BT_PLATFORM_DESCRIPTOR = 5, 206 }; 207 208 enum libusb_capability { 209 /* libusb supports libusb_has_capability(). */ 210 LIBUSB_CAP_HAS_CAPABILITY = 0, 211 /* Hotplug support is available. */ 212 LIBUSB_CAP_HAS_HOTPLUG, 213 /* Can access HID devices without requiring user intervention. */ 214 LIBUSB_CAP_HAS_HID_ACCESS, 215 216 /* 217 * Supports detaching and attaching of the default USB driver with 218 * libusb_detach_kernel_driver() and libusb_attach_kernel_driver(). 219 */ 220 LIBUSB_CAP_SUPPORTS_DETACH_KERNEL_DRIVER, 221 }; 222 223 enum libusb_error { 224 LIBUSB_SUCCESS = 0, 225 LIBUSB_ERROR_IO = -1, 226 LIBUSB_ERROR_INVALID_PARAM = -2, 227 LIBUSB_ERROR_ACCESS = -3, 228 LIBUSB_ERROR_NO_DEVICE = -4, 229 LIBUSB_ERROR_NOT_FOUND = -5, 230 LIBUSB_ERROR_BUSY = -6, 231 LIBUSB_ERROR_TIMEOUT = -7, 232 LIBUSB_ERROR_OVERFLOW = -8, 233 LIBUSB_ERROR_PIPE = -9, 234 LIBUSB_ERROR_INTERRUPTED = -10, 235 LIBUSB_ERROR_NO_MEM = -11, 236 LIBUSB_ERROR_NOT_SUPPORTED = -12, 237 LIBUSB_ERROR_OTHER = -99, 238 }; 239 240 #define LIBUSB_ERROR_COUNT 14 241 242 enum libusb_speed { 243 LIBUSB_SPEED_UNKNOWN = 0, 244 LIBUSB_SPEED_LOW = 1, 245 LIBUSB_SPEED_FULL = 2, 246 LIBUSB_SPEED_HIGH = 3, 247 LIBUSB_SPEED_SUPER = 4, 248 LIBUSB_SPEED_SUPER_PLUS = 5, 249 }; 250 251 enum libusb_transfer_status { 252 LIBUSB_TRANSFER_COMPLETED, 253 LIBUSB_TRANSFER_ERROR, 254 LIBUSB_TRANSFER_TIMED_OUT, 255 LIBUSB_TRANSFER_CANCELLED, 256 LIBUSB_TRANSFER_STALL, 257 LIBUSB_TRANSFER_NO_DEVICE, 258 LIBUSB_TRANSFER_OVERFLOW, 259 }; 260 261 enum libusb_transfer_flags { 262 LIBUSB_TRANSFER_SHORT_NOT_OK = 1 << 0, 263 LIBUSB_TRANSFER_FREE_BUFFER = 1 << 1, 264 LIBUSB_TRANSFER_FREE_TRANSFER = 1 << 2, 265 }; 266 267 enum libusb_log_level { 268 LIBUSB_LOG_LEVEL_NONE = 0, 269 LIBUSB_LOG_LEVEL_ERROR, 270 LIBUSB_LOG_LEVEL_WARNING, 271 LIBUSB_LOG_LEVEL_INFO, 272 LIBUSB_LOG_LEVEL_DEBUG 273 }; 274 275 #define LIBUSB_HOTPLUG_MATCH_ANY -1 276 277 typedef enum { 278 LIBUSB_HOTPLUG_NO_FLAGS = 0, 279 LIBUSB_HOTPLUG_ENUMERATE = 1 << 0, 280 } libusb_hotplug_flag; 281 282 typedef enum { 283 LIBUSB_HOTPLUG_EVENT_DEVICE_ARRIVED = 1, 284 LIBUSB_HOTPLUG_EVENT_DEVICE_LEFT = 2, 285 } libusb_hotplug_event; 286 287 enum libusb_option { 288 LIBUSB_OPTION_LOG_LEVEL = 0, 289 LIBUSB_OPTION_USE_USBDK = 1, 290 LIBUSB_OPTION_NO_DEVICE_DISCOVERY = 2, 291 LIBUSB_OPTION_WEAK_AUTHORITY = 2, 292 LIBUSB_OPTION_MAX = 3, 293 }; 294 295 /* libusb structures */ 296 297 struct libusb_context; 298 struct libusb_device; 299 struct libusb_transfer; 300 struct libusb_device_handle; 301 struct libusb_hotplug_callback_handle_struct; 302 303 struct libusb_pollfd { 304 int fd; 305 short events; 306 }; 307 308 struct libusb_version { 309 const uint16_t major; 310 const uint16_t minor; 311 const uint16_t micro; 312 const uint16_t nano; 313 const char *rc; 314 const char *describe; 315 }; 316 317 struct libusb_init_option { 318 enum libusb_option option; 319 union { 320 int64_t ival; 321 } value; 322 }; 323 324 typedef struct libusb_context libusb_context; 325 typedef struct libusb_device libusb_device; 326 typedef struct libusb_device_handle libusb_device_handle; 327 typedef struct libusb_pollfd libusb_pollfd; 328 typedef void (*libusb_pollfd_added_cb) (int fd, short events, void *user_data); 329 typedef void (*libusb_pollfd_removed_cb) (int fd, void *user_data); 330 typedef struct libusb_hotplug_callback_handle_struct *libusb_hotplug_callback_handle; 331 332 typedef struct libusb_device_descriptor { 333 uint8_t bLength; 334 uint8_t bDescriptorType; 335 uint16_t bcdUSB; 336 uint8_t bDeviceClass; 337 uint8_t bDeviceSubClass; 338 uint8_t bDeviceProtocol; 339 uint8_t bMaxPacketSize0; 340 uint16_t idVendor; 341 uint16_t idProduct; 342 uint16_t bcdDevice; 343 uint8_t iManufacturer; 344 uint8_t iProduct; 345 uint8_t iSerialNumber; 346 uint8_t bNumConfigurations; 347 } libusb_device_descriptor; 348 349 typedef struct libusb_endpoint_descriptor { 350 uint8_t bLength; 351 uint8_t bDescriptorType; 352 uint8_t bEndpointAddress; 353 uint8_t bmAttributes; 354 uint16_t wMaxPacketSize; 355 uint8_t bInterval; 356 uint8_t bRefresh; 357 uint8_t bSynchAddress; 358 uint8_t *extra; 359 int extra_length; 360 } libusb_endpoint_descriptor __aligned(sizeof(void *)); 361 362 typedef struct libusb_ss_endpoint_companion_descriptor { 363 uint8_t bLength; 364 uint8_t bDescriptorType; 365 uint8_t bMaxBurst; 366 uint8_t bmAttributes; 367 uint16_t wBytesPerInterval; 368 } libusb_ss_endpoint_companion_descriptor __aligned(sizeof(void *)); 369 370 typedef struct libusb_interface_descriptor { 371 uint8_t bLength; 372 uint8_t bDescriptorType; 373 uint8_t bInterfaceNumber; 374 uint8_t bAlternateSetting; 375 uint8_t bNumEndpoints; 376 uint8_t bInterfaceClass; 377 uint8_t bInterfaceSubClass; 378 uint8_t bInterfaceProtocol; 379 uint8_t iInterface; 380 struct libusb_endpoint_descriptor *endpoint; 381 uint8_t *extra; 382 int extra_length; 383 } libusb_interface_descriptor __aligned(sizeof(void *)); 384 385 typedef struct libusb_interface { 386 struct libusb_interface_descriptor *altsetting; 387 int num_altsetting; 388 } libusb_interface __aligned(sizeof(void *)); 389 390 typedef struct libusb_config_descriptor { 391 uint8_t bLength; 392 uint8_t bDescriptorType; 393 uint16_t wTotalLength; 394 uint8_t bNumInterfaces; 395 uint8_t bConfigurationValue; 396 uint8_t iConfiguration; 397 uint8_t bmAttributes; 398 uint8_t MaxPower; 399 struct libusb_interface *interface; 400 uint8_t *extra; 401 int extra_length; 402 } libusb_config_descriptor __aligned(sizeof(void *)); 403 404 typedef struct libusb_usb_2_0_device_capability_descriptor { 405 uint8_t bLength; 406 uint8_t bDescriptorType; 407 uint8_t bDevCapabilityType; 408 uint32_t bmAttributes; 409 #define LIBUSB_USB_2_0_CAPABILITY_LPM_SUPPORT (1 << 1) 410 } libusb_usb_2_0_device_capability_descriptor __aligned(sizeof(void *)); 411 412 typedef struct libusb_ss_usb_device_capability_descriptor { 413 uint8_t bLength; 414 uint8_t bDescriptorType; 415 uint8_t bDevCapabilityType; 416 uint8_t bmAttributes; 417 #define LIBUSB_SS_USB_CAPABILITY_LPM_SUPPORT (1 << 1) 418 uint16_t wSpeedSupported; 419 #define LIBUSB_CAPABILITY_LOW_SPEED_OPERATION (1) 420 #define LIBUSB_CAPABILITY_FULL_SPEED_OPERATION (1 << 1) 421 #define LIBUSB_CAPABILITY_HIGH_SPEED_OPERATION (1 << 2) 422 #define LIBUSB_CAPABILITY_5GBPS_OPERATION (1 << 3) 423 uint8_t bFunctionalitySupport; 424 uint8_t bU1DevExitLat; 425 uint16_t wU2DevExitLat; 426 } libusb_ss_usb_device_capability_descriptor __aligned(sizeof(void *)); 427 428 typedef struct libusb_bos_dev_capability_descriptor { 429 uint8_t bLength; 430 uint8_t bDescriptorType; 431 uint8_t bDevCapabilityType; 432 uint8_t dev_capability_data[0]; 433 } libusb_bos_dev_capability_descriptor __aligned(sizeof(void *)); 434 435 typedef struct libusb_bos_descriptor { 436 uint8_t bLength; 437 uint8_t bDescriptorType; 438 uint16_t wTotalLength; 439 #ifndef bNumDeviceCapabilities 440 #define bNumDeviceCapabilities bNumDeviceCaps 441 #endif 442 uint8_t bNumDeviceCaps; 443 struct libusb_usb_2_0_device_capability_descriptor *usb_2_0_ext_cap; 444 struct libusb_ss_usb_device_capability_descriptor *ss_usb_cap; 445 struct libusb_bos_dev_capability_descriptor **dev_capability; 446 } libusb_bos_descriptor __aligned(sizeof(void *)); 447 448 typedef struct libusb_usb_2_0_extension_descriptor { 449 uint8_t bLength; 450 uint8_t bDescriptorType; 451 uint8_t bDevCapabilityType; 452 uint32_t bmAttributes; 453 } libusb_usb_2_0_extension_descriptor __aligned(sizeof(void *)); 454 455 typedef struct libusb_container_id_descriptor { 456 uint8_t bLength; 457 uint8_t bDescriptorType; 458 uint8_t bDevCapabilityType; 459 uint8_t bReserved; 460 uint8_t ContainerID[16]; 461 } libusb_container_id_descriptor __aligned(sizeof(void *)); 462 463 typedef struct libusb_platform_descriptor { 464 uint8_t bLength; 465 uint8_t bDescriptorType; 466 uint8_t bDevCapabilityType; 467 uint8_t bReserved; 468 uint8_t PlatformCapabilityUUID[16]; 469 uint8_t CapabilityData[]; 470 } libusb_platform_descriptor __aligned(sizeof(void *)); 471 472 typedef struct libusb_control_setup { 473 uint8_t bmRequestType; 474 uint8_t bRequest; 475 uint16_t wValue; 476 uint16_t wIndex; 477 uint16_t wLength; 478 } libusb_control_setup; 479 480 #define LIBUSB_CONTROL_SETUP_SIZE 8 /* bytes */ 481 482 typedef struct libusb_iso_packet_descriptor { 483 uint32_t length; 484 uint32_t actual_length; 485 enum libusb_transfer_status status; 486 } libusb_iso_packet_descriptor __aligned(sizeof(void *)); 487 488 typedef void (*libusb_transfer_cb_fn) (struct libusb_transfer *transfer); 489 490 typedef struct libusb_transfer { 491 libusb_device_handle *dev_handle; 492 uint8_t flags; 493 uint8_t endpoint; 494 uint8_t type; 495 uint32_t timeout; 496 enum libusb_transfer_status status; 497 int length; 498 int actual_length; 499 libusb_transfer_cb_fn callback; 500 void *user_data; 501 uint8_t *buffer; 502 int num_iso_packets; 503 struct libusb_iso_packet_descriptor iso_packet_desc[0]; 504 } libusb_transfer __aligned(sizeof(void *)); 505 506 /* Library initialisation */ 507 508 void libusb_set_debug(libusb_context * ctx, int level); 509 const struct libusb_version *libusb_get_version(void); 510 const char *libusb_strerror(int code); 511 const char *libusb_error_name(int code); 512 int libusb_init(libusb_context ** context); 513 int libusb_init_context(libusb_context **, const struct libusb_init_option [], int num_options); 514 void libusb_exit(struct libusb_context *ctx); 515 int libusb_has_capability(uint32_t capability); 516 int libusb_setlocale(const char *locale); 517 518 /* Device handling and enumeration */ 519 520 ssize_t libusb_get_device_list(libusb_context * ctx, libusb_device *** list); 521 void libusb_free_device_list(libusb_device ** list, int unref_devices); 522 uint8_t libusb_get_bus_number(libusb_device * dev); 523 uint8_t libusb_get_port_number(libusb_device * dev); 524 int libusb_get_port_numbers(libusb_device *dev, uint8_t *buf, uint8_t bufsize); 525 int libusb_get_port_path(libusb_context *ctx, libusb_device *dev, uint8_t *buf, uint8_t bufsize); 526 uint8_t libusb_get_device_address(libusb_device * dev); 527 enum libusb_speed libusb_get_device_speed(libusb_device * dev); 528 int libusb_clear_halt(libusb_device_handle *devh, uint8_t endpoint); 529 int libusb_get_max_packet_size(libusb_device * dev, uint8_t endpoint); 530 int libusb_get_max_iso_packet_size(libusb_device * dev, uint8_t endpoint); 531 libusb_device *libusb_ref_device(libusb_device * dev); 532 void libusb_unref_device(libusb_device * dev); 533 int libusb_wrap_sys_device(libusb_context *ctx, intptr_t sys_dev, libusb_device_handle **dev_handle); 534 int libusb_open(libusb_device * dev, libusb_device_handle ** devh); 535 libusb_device_handle *libusb_open_device_with_vid_pid(libusb_context * ctx, uint16_t vendor_id, uint16_t product_id); 536 void libusb_close(libusb_device_handle * devh); 537 libusb_device *libusb_get_device(libusb_device_handle * devh); 538 libusb_device *libusb_get_parent(libusb_device * dev); 539 int libusb_get_configuration(libusb_device_handle * devh, int *config); 540 int libusb_set_configuration(libusb_device_handle * devh, int configuration); 541 int libusb_claim_interface(libusb_device_handle * devh, int interface_number); 542 int libusb_release_interface(libusb_device_handle * devh, int interface_number); 543 int libusb_reset_device(libusb_device_handle * devh); 544 int libusb_check_connected(libusb_device_handle * devh); 545 int libusb_kernel_driver_active(libusb_device_handle * devh, int interface); 546 int libusb_get_driver_np(libusb_device_handle * devh, int interface, char *name, int namelen); 547 int libusb_get_driver(libusb_device_handle * devh, int interface, char *name, int namelen); 548 int libusb_detach_kernel_driver_np(libusb_device_handle * devh, int interface); 549 int libusb_detach_kernel_driver(libusb_device_handle * devh, int interface); 550 int libusb_attach_kernel_driver(libusb_device_handle * devh, int interface); 551 int libusb_set_auto_detach_kernel_driver(libusb_device_handle *dev, int enable); 552 int libusb_set_interface_alt_setting(libusb_device_handle * devh, int interface_number, int alternate_setting); 553 unsigned char *libusb_dev_mem_alloc(libusb_device_handle *devh); 554 int libusb_dev_mem_free(libusb_device_handle *devh, unsigned char *buffer, 555 size_t size); 556 557 /* USB Descriptors */ 558 559 int libusb_get_device_descriptor(libusb_device * dev, struct libusb_device_descriptor *desc); 560 int libusb_get_active_config_descriptor(libusb_device * dev, struct libusb_config_descriptor **config); 561 int libusb_get_config_descriptor(libusb_device * dev, uint8_t config_index, struct libusb_config_descriptor **config); 562 int libusb_get_config_descriptor_by_value(libusb_device * dev, uint8_t bConfigurationValue, struct libusb_config_descriptor **config); 563 void libusb_free_config_descriptor(struct libusb_config_descriptor *config); 564 int libusb_get_ss_endpoint_companion_descriptor(struct libusb_context *ctx, const struct libusb_endpoint_descriptor *endpoint, struct libusb_ss_endpoint_companion_descriptor **ep_comp); 565 void libusb_free_ss_endpoint_companion_descriptor(struct libusb_ss_endpoint_companion_descriptor *ep_comp); 566 int libusb_get_string_descriptor(libusb_device_handle * devh, uint8_t desc_index, uint16_t langid, unsigned char *data, int length); 567 int libusb_get_string_descriptor_ascii(libusb_device_handle * devh, uint8_t desc_index, uint8_t *data, int length); 568 int libusb_get_descriptor(libusb_device_handle * devh, uint8_t desc_type, uint8_t desc_index, uint8_t *data, int length); 569 int libusb_parse_ss_endpoint_comp(const void *buf, int len, struct libusb_ss_endpoint_companion_descriptor **ep_comp); 570 void libusb_free_ss_endpoint_comp(struct libusb_ss_endpoint_companion_descriptor *ep_comp); 571 int libusb_parse_bos_descriptor(const void *buf, int len, struct libusb_bos_descriptor **bos); 572 void libusb_free_bos_descriptor(struct libusb_bos_descriptor *bos); 573 int libusb_get_bos_descriptor(libusb_device_handle *handle, struct libusb_bos_descriptor **bos); 574 int libusb_get_usb_2_0_extension_descriptor(struct libusb_context *ctx, struct libusb_bos_dev_capability_descriptor *dev_cap, struct libusb_usb_2_0_extension_descriptor **usb_2_0_extension); 575 void libusb_free_usb_2_0_extension_descriptor(struct libusb_usb_2_0_extension_descriptor *usb_2_0_extension); 576 int libusb_get_ss_usb_device_capability_descriptor(struct libusb_context *ctx, struct libusb_bos_dev_capability_descriptor *dev_cap, struct libusb_ss_usb_device_capability_descriptor **ss_usb_device_capability); 577 void libusb_free_ss_usb_device_capability_descriptor(struct libusb_ss_usb_device_capability_descriptor *ss_usb_device_capability); 578 int libusb_get_container_id_descriptor(struct libusb_context *ctx, struct libusb_bos_dev_capability_descriptor *dev_cap, struct libusb_container_id_descriptor **container_id); 579 void libusb_free_container_id_descriptor(struct libusb_container_id_descriptor *container_id); 580 int libusb_get_platform_descriptor(libusb_context *ctx, struct libusb_bos_dev_capability_descriptor *dev_cap, struct libusb_platform_descriptor **platform_descriptor); 581 void libusb_free_platform_descriptor(struct libusb_platform_descriptor *platform_descriptor); 582 583 /* Asynchronous device I/O */ 584 585 struct libusb_transfer *libusb_alloc_transfer(int iso_packets); 586 void libusb_free_transfer(struct libusb_transfer *transfer); 587 int libusb_submit_transfer(struct libusb_transfer *transfer); 588 int libusb_cancel_transfer(struct libusb_transfer *transfer); 589 uint8_t *libusb_get_iso_packet_buffer(struct libusb_transfer *transfer, uint32_t index); 590 uint8_t *libusb_get_iso_packet_buffer_simple(struct libusb_transfer *transfer, uint32_t index); 591 void libusb_set_iso_packet_lengths(struct libusb_transfer *transfer, uint32_t length); 592 uint8_t *libusb_control_transfer_get_data(struct libusb_transfer *transfer); 593 struct libusb_control_setup *libusb_control_transfer_get_setup(struct libusb_transfer *transfer); 594 void libusb_fill_control_setup(uint8_t *buf, uint8_t bmRequestType, uint8_t bRequest, uint16_t wValue, uint16_t wIndex, uint16_t wLength); 595 void libusb_fill_control_transfer(struct libusb_transfer *transfer, libusb_device_handle *devh, uint8_t *buf, libusb_transfer_cb_fn callback, void *user_data, uint32_t timeout); 596 void libusb_fill_bulk_transfer(struct libusb_transfer *transfer, libusb_device_handle *devh, uint8_t endpoint, uint8_t *buf, int length, libusb_transfer_cb_fn callback, void *user_data, uint32_t timeout); 597 void libusb_fill_bulk_stream_transfer(struct libusb_transfer *transfer, libusb_device_handle *dev_handle, unsigned char endpoint, uint32_t stream_id, unsigned char *buffer, int length, libusb_transfer_cb_fn callback, void *user_data, unsigned int timeout); 598 void libusb_fill_interrupt_transfer(struct libusb_transfer *transfer, libusb_device_handle *devh, uint8_t endpoint, uint8_t *buf, int length, libusb_transfer_cb_fn callback, void *user_data, uint32_t timeout); 599 void libusb_fill_iso_transfer(struct libusb_transfer *transfer, libusb_device_handle *devh, uint8_t endpoint, uint8_t *buf, int length, int npacket, libusb_transfer_cb_fn callback, void *user_data, uint32_t timeout); 600 601 /* Polling and timing */ 602 603 int libusb_try_lock_events(libusb_context * ctx); 604 void libusb_lock_events(libusb_context * ctx); 605 void libusb_unlock_events(libusb_context * ctx); 606 int libusb_event_handling_ok(libusb_context * ctx); 607 int libusb_event_handler_active(libusb_context * ctx); 608 void libusb_interrupt_event_handler(libusb_context *ctx); 609 void libusb_lock_event_waiters(libusb_context * ctx); 610 void libusb_unlock_event_waiters(libusb_context * ctx); 611 int libusb_wait_for_event(libusb_context * ctx, struct timeval *tv); 612 int libusb_handle_events_timeout_completed(libusb_context * ctx, struct timeval *tv, int *completed); 613 int libusb_handle_events_completed(libusb_context * ctx, int *completed); 614 int libusb_handle_events_timeout(libusb_context * ctx, struct timeval *tv); 615 int libusb_handle_events(libusb_context * ctx); 616 int libusb_handle_events_locked(libusb_context * ctx, struct timeval *tv); 617 int libusb_pollfds_handle_timeouts(libusb_context *ctx); 618 int libusb_get_next_timeout(libusb_context * ctx, struct timeval *tv); 619 void libusb_set_pollfd_notifiers(libusb_context * ctx, libusb_pollfd_added_cb added_cb, libusb_pollfd_removed_cb removed_cb, void *user_data); 620 const struct libusb_pollfd **libusb_get_pollfds(libusb_context *ctx); 621 void libusb_free_pollfds(const struct libusb_pollfd **pollfds); 622 623 /* Synchronous device I/O */ 624 625 int libusb_control_transfer(libusb_device_handle * devh, uint8_t bmRequestType, uint8_t bRequest, uint16_t wValue, uint16_t wIndex, uint8_t *data, uint16_t wLength, uint32_t timeout); 626 int libusb_bulk_transfer(libusb_device_handle * devh, uint8_t endpoint, uint8_t *data, int length, int *transferred, uint32_t timeout); 627 int libusb_interrupt_transfer(libusb_device_handle * devh, uint8_t endpoint, uint8_t *data, int length, int *transferred, uint32_t timeout); 628 629 /* Byte-order */ 630 631 uint16_t libusb_cpu_to_le16(uint16_t x); 632 uint16_t libusb_le16_to_cpu(uint16_t x); 633 634 /* Hotplug support */ 635 636 typedef int (*libusb_hotplug_callback_fn)(libusb_context *ctx, 637 libusb_device *device, libusb_hotplug_event event, void *user_data); 638 639 int libusb_hotplug_register_callback(libusb_context *ctx, libusb_hotplug_event events, libusb_hotplug_flag flags, int vendor_id, int product_id, int dev_class, libusb_hotplug_callback_fn cb_fn, void *user_data, libusb_hotplug_callback_handle *handle); 640 void libusb_hotplug_deregister_callback(libusb_context *ctx, libusb_hotplug_callback_handle handle); 641 void *libusb_hotplug_get_user_data(struct libusb_context *ctx, 642 libusb_hotplug_callback_handle callback_handle); 643 644 /* Streams support */ 645 646 int libusb_alloc_streams(libusb_device_handle *dev, uint32_t num_streams, unsigned char *endpoints, int num_endpoints); 647 int libusb_free_streams(libusb_device_handle *dev, unsigned char *endpoints, int num_endpoints); 648 void libusb_transfer_set_stream_id(struct libusb_transfer *transfer, uint32_t stream_id); 649 uint32_t libusb_transfer_get_stream_id(struct libusb_transfer *transfer); 650 651 #if 0 652 { /* indent fix */ 653 #endif 654 #ifdef __cplusplus 655 } 656 657 #endif 658 659 #endif /* __LIBUSB_H__ */ 660