3 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
5 * Copyright (c) 2009 Sylvestre Gallon. All rights reserved.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
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.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 #ifndef LIBUSB_GLOBAL_INCLUDE_FILE
35 #include <sys/types.h>
38 #define LIBUSB_API_VERSION 0x01000102
52 enum libusb_class_code {
53 LIBUSB_CLASS_PER_INTERFACE = 0,
54 LIBUSB_CLASS_AUDIO = 1,
55 LIBUSB_CLASS_COMM = 2,
58 LIBUSB_CLASS_IMAGE = 6,
59 LIBUSB_CLASS_PRINTER = 7,
60 LIBUSB_CLASS_MASS_STORAGE = 8,
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_DIAGNOSTIC_DEVICE = 0xdc,
68 LIBUSB_CLASS_WIRELESS = 0xe0,
69 LIBUSB_CLASS_APPLICATION = 0xfe,
70 LIBUSB_CLASS_VENDOR_SPEC = 0xff,
73 enum libusb_descriptor_type {
74 LIBUSB_DT_DEVICE = 0x01,
75 LIBUSB_DT_CONFIG = 0x02,
76 LIBUSB_DT_STRING = 0x03,
77 LIBUSB_DT_INTERFACE = 0x04,
78 LIBUSB_DT_ENDPOINT = 0x05,
80 LIBUSB_DT_REPORT = 0x22,
81 LIBUSB_DT_PHYSICAL = 0x23,
84 LIBUSB_DT_DEVICE_CAPABILITY = 0x10,
85 LIBUSB_DT_SS_ENDPOINT_COMPANION = 0x30,
88 enum libusb_device_capability_type {
89 LIBUSB_WIRELESS_USB_DEVICE_CAPABILITY = 0x1,
90 LIBUSB_USB_2_0_EXTENSION_DEVICE_CAPABILITY = 0x2,
91 LIBUSB_SS_USB_DEVICE_CAPABILITY = 0x3,
92 LIBUSB_CONTAINER_ID_DEVICE_CAPABILITY = 0x4,
95 #define LIBUSB_DT_DEVICE_SIZE 18
96 #define LIBUSB_DT_CONFIG_SIZE 9
97 #define LIBUSB_DT_INTERFACE_SIZE 9
98 #define LIBUSB_DT_ENDPOINT_SIZE 7
99 #define LIBUSB_DT_ENDPOINT_AUDIO_SIZE 9
100 #define LIBUSB_DT_HUB_NONVAR_SIZE 7
101 #define LIBUSB_DT_SS_ENDPOINT_COMPANION_SIZE 6
102 #define LIBUSB_DT_BOS_SIZE 5
103 #define LIBUSB_USB_2_0_EXTENSION_DEVICE_CAPABILITY_SIZE 7
104 #define LIBUSB_SS_USB_DEVICE_CAPABILITY_SIZE 10
106 #define LIBUSB_BT_USB_2_0_EXTENSION_SIZE 7
107 #define LIBUSB_BT_SS_USB_DEVICE_CAPABILITY_SIZE 10
108 #define LIBUSB_BT_CONTAINER_ID_SIZE 20
110 #define LIBUSB_ENDPOINT_ADDRESS_MASK 0x0f
111 #define LIBUSB_ENDPOINT_DIR_MASK 0x80
113 enum libusb_endpoint_direction {
114 LIBUSB_ENDPOINT_IN = 0x80,
115 LIBUSB_ENDPOINT_OUT = 0x00,
118 #define LIBUSB_TRANSFER_TYPE_MASK 0x03
120 enum libusb_transfer_type {
121 LIBUSB_TRANSFER_TYPE_CONTROL = 0,
122 LIBUSB_TRANSFER_TYPE_ISOCHRONOUS = 1,
123 LIBUSB_TRANSFER_TYPE_BULK = 2,
124 LIBUSB_TRANSFER_TYPE_INTERRUPT = 3,
127 enum libusb_standard_request {
128 LIBUSB_REQUEST_GET_STATUS = 0x00,
129 LIBUSB_REQUEST_CLEAR_FEATURE = 0x01,
130 LIBUSB_REQUEST_SET_FEATURE = 0x03,
131 LIBUSB_REQUEST_SET_ADDRESS = 0x05,
132 LIBUSB_REQUEST_GET_DESCRIPTOR = 0x06,
133 LIBUSB_REQUEST_SET_DESCRIPTOR = 0x07,
134 LIBUSB_REQUEST_GET_CONFIGURATION = 0x08,
135 LIBUSB_REQUEST_SET_CONFIGURATION = 0x09,
136 LIBUSB_REQUEST_GET_INTERFACE = 0x0A,
137 LIBUSB_REQUEST_SET_INTERFACE = 0x0B,
138 LIBUSB_REQUEST_SYNCH_FRAME = 0x0C,
139 LIBUSB_REQUEST_SET_SEL = 0x30,
140 LIBUSB_REQUEST_SET_ISOCH_DELAY = 0x31,
143 enum libusb_request_type {
144 LIBUSB_REQUEST_TYPE_STANDARD = (0x00 << 5),
145 LIBUSB_REQUEST_TYPE_CLASS = (0x01 << 5),
146 LIBUSB_REQUEST_TYPE_VENDOR = (0x02 << 5),
147 LIBUSB_REQUEST_TYPE_RESERVED = (0x03 << 5),
150 enum libusb_request_recipient {
151 LIBUSB_RECIPIENT_DEVICE = 0x00,
152 LIBUSB_RECIPIENT_INTERFACE = 0x01,
153 LIBUSB_RECIPIENT_ENDPOINT = 0x02,
154 LIBUSB_RECIPIENT_OTHER = 0x03,
157 #define LIBUSB_ISO_SYNC_TYPE_MASK 0x0C
159 enum libusb_iso_sync_type {
160 LIBUSB_ISO_SYNC_TYPE_NONE = 0,
161 LIBUSB_ISO_SYNC_TYPE_ASYNC = 1,
162 LIBUSB_ISO_SYNC_TYPE_ADAPTIVE = 2,
163 LIBUSB_ISO_SYNC_TYPE_SYNC = 3,
166 #define LIBUSB_ISO_USAGE_TYPE_MASK 0x30
168 enum libusb_iso_usage_type {
169 LIBUSB_ISO_USAGE_TYPE_DATA = 0,
170 LIBUSB_ISO_USAGE_TYPE_FEEDBACK = 1,
171 LIBUSB_ISO_USAGE_TYPE_IMPLICIT = 2,
174 enum libusb_bos_type {
175 LIBUSB_BT_WIRELESS_USB_DEVICE_CAPABILITY = 1,
176 LIBUSB_BT_USB_2_0_EXTENSION = 2,
177 LIBUSB_BT_SS_USB_DEVICE_CAPABILITY = 3,
178 LIBUSB_BT_CONTAINER_ID = 4,
183 LIBUSB_ERROR_IO = -1,
184 LIBUSB_ERROR_INVALID_PARAM = -2,
185 LIBUSB_ERROR_ACCESS = -3,
186 LIBUSB_ERROR_NO_DEVICE = -4,
187 LIBUSB_ERROR_NOT_FOUND = -5,
188 LIBUSB_ERROR_BUSY = -6,
189 LIBUSB_ERROR_TIMEOUT = -7,
190 LIBUSB_ERROR_OVERFLOW = -8,
191 LIBUSB_ERROR_PIPE = -9,
192 LIBUSB_ERROR_INTERRUPTED = -10,
193 LIBUSB_ERROR_NO_MEM = -11,
194 LIBUSB_ERROR_NOT_SUPPORTED = -12,
195 LIBUSB_ERROR_OTHER = -99,
199 LIBUSB_SPEED_UNKNOWN = 0,
200 LIBUSB_SPEED_LOW = 1,
201 LIBUSB_SPEED_FULL = 2,
202 LIBUSB_SPEED_HIGH = 3,
203 LIBUSB_SPEED_SUPER = 4,
206 enum libusb_transfer_status {
207 LIBUSB_TRANSFER_COMPLETED,
208 LIBUSB_TRANSFER_ERROR,
209 LIBUSB_TRANSFER_TIMED_OUT,
210 LIBUSB_TRANSFER_CANCELLED,
211 LIBUSB_TRANSFER_STALL,
212 LIBUSB_TRANSFER_NO_DEVICE,
213 LIBUSB_TRANSFER_OVERFLOW,
216 enum libusb_transfer_flags {
217 LIBUSB_TRANSFER_SHORT_NOT_OK = 1 << 0,
218 LIBUSB_TRANSFER_FREE_BUFFER = 1 << 1,
219 LIBUSB_TRANSFER_FREE_TRANSFER = 1 << 2,
222 enum libusb_log_level {
223 LIBUSB_LOG_LEVEL_NONE = 0,
224 LIBUSB_LOG_LEVEL_ERROR,
225 LIBUSB_LOG_LEVEL_WARNING,
226 LIBUSB_LOG_LEVEL_INFO,
227 LIBUSB_LOG_LEVEL_DEBUG
231 /* libusb_set_debug should take parameters from libusb_log_level
233 * http://libusb.sourceforge.net/api-1.0/group__lib.html
235 enum libusb_debug_level {
237 LIBUSB_DEBUG_FUNCTION=1,
238 LIBUSB_DEBUG_TRANSFER=2,
241 #define LIBUSB_HOTPLUG_MATCH_ANY -1
244 LIBUSB_HOTPLUG_NO_FLAGS = 0,
245 LIBUSB_HOTPLUG_ENUMERATE = 1 << 0,
246 } libusb_hotplug_flag;
249 LIBUSB_HOTPLUG_EVENT_DEVICE_ARRIVED = 1,
250 LIBUSB_HOTPLUG_EVENT_DEVICE_LEFT = 2,
251 } libusb_hotplug_event;
253 /* libusb structures */
255 struct libusb_context;
256 struct libusb_device;
257 struct libusb_transfer;
258 struct libusb_device_handle;
259 struct libusb_hotplug_callback_handle_struct;
261 struct libusb_pollfd {
266 struct libusb_version {
267 const uint16_t major;
268 const uint16_t minor;
269 const uint16_t micro;
272 const char *describe;
275 typedef struct libusb_context libusb_context;
276 typedef struct libusb_device libusb_device;
277 typedef struct libusb_device_handle libusb_device_handle;
278 typedef struct libusb_pollfd libusb_pollfd;
279 typedef void (*libusb_pollfd_added_cb) (int fd, short events, void *user_data);
280 typedef void (*libusb_pollfd_removed_cb) (int fd, void *user_data);
281 typedef struct libusb_hotplug_callback_handle_struct *libusb_hotplug_callback_handle;
283 typedef struct libusb_device_descriptor {
285 uint8_t bDescriptorType;
287 uint8_t bDeviceClass;
288 uint8_t bDeviceSubClass;
289 uint8_t bDeviceProtocol;
290 uint8_t bMaxPacketSize0;
294 uint8_t iManufacturer;
296 uint8_t iSerialNumber;
297 uint8_t bNumConfigurations;
298 } libusb_device_descriptor;
300 typedef struct libusb_endpoint_descriptor {
302 uint8_t bDescriptorType;
303 uint8_t bEndpointAddress;
304 uint8_t bmAttributes;
305 uint16_t wMaxPacketSize;
308 uint8_t bSynchAddress;
311 } libusb_endpoint_descriptor __aligned(sizeof(void *));
313 typedef struct libusb_ss_endpoint_companion_descriptor {
315 uint8_t bDescriptorType;
317 uint8_t bmAttributes;
318 uint16_t wBytesPerInterval;
319 } libusb_ss_endpoint_companion_descriptor __aligned(sizeof(void *));
321 typedef struct libusb_interface_descriptor {
323 uint8_t bDescriptorType;
324 uint8_t bInterfaceNumber;
325 uint8_t bAlternateSetting;
326 uint8_t bNumEndpoints;
327 uint8_t bInterfaceClass;
328 uint8_t bInterfaceSubClass;
329 uint8_t bInterfaceProtocol;
331 struct libusb_endpoint_descriptor *endpoint;
334 } libusb_interface_descriptor __aligned(sizeof(void *));
336 typedef struct libusb_interface {
337 struct libusb_interface_descriptor *altsetting;
339 } libusb_interface __aligned(sizeof(void *));
341 typedef struct libusb_config_descriptor {
343 uint8_t bDescriptorType;
344 uint16_t wTotalLength;
345 uint8_t bNumInterfaces;
346 uint8_t bConfigurationValue;
347 uint8_t iConfiguration;
348 uint8_t bmAttributes;
350 struct libusb_interface *interface;
353 } libusb_config_descriptor __aligned(sizeof(void *));
355 typedef struct libusb_usb_2_0_device_capability_descriptor {
357 uint8_t bDescriptorType;
358 uint8_t bDevCapabilityType;
359 uint32_t bmAttributes;
360 #define LIBUSB_USB_2_0_CAPABILITY_LPM_SUPPORT (1 << 1)
361 } libusb_usb_2_0_device_capability_descriptor __aligned(sizeof(void *));
363 typedef struct libusb_ss_usb_device_capability_descriptor {
365 uint8_t bDescriptorType;
366 uint8_t bDevCapabilityType;
367 uint8_t bmAttributes;
368 #define LIBUSB_SS_USB_CAPABILITY_LPM_SUPPORT (1 << 1)
369 uint16_t wSpeedSupported;
370 #define LIBUSB_CAPABILITY_LOW_SPEED_OPERATION (1)
371 #define LIBUSB_CAPABILITY_FULL_SPEED_OPERATION (1 << 1)
372 #define LIBUSB_CAPABILITY_HIGH_SPEED_OPERATION (1 << 2)
373 #define LIBUSB_CAPABILITY_5GBPS_OPERATION (1 << 3)
374 uint8_t bFunctionalitySupport;
375 uint8_t bU1DevExitLat;
376 uint16_t wU2DevExitLat;
377 } libusb_ss_usb_device_capability_descriptor __aligned(sizeof(void *));
379 typedef struct libusb_bos_dev_capability_descriptor {
381 uint8_t bDescriptorType;
382 uint8_t bDevCapabilityType;
383 uint8_t dev_capability_data[0];
384 } libusb_bos_dev_capability_descriptor __aligned(sizeof(void *));
386 typedef struct libusb_bos_descriptor {
388 uint8_t bDescriptorType;
389 uint16_t wTotalLength;
390 uint8_t bNumDeviceCapabilities;
391 struct libusb_usb_2_0_device_capability_descriptor *usb_2_0_ext_cap;
392 struct libusb_ss_usb_device_capability_descriptor *ss_usb_cap;
393 struct libusb_bos_dev_capability_descriptor **dev_capability;
394 } libusb_bos_descriptor __aligned(sizeof(void *));
396 typedef struct libusb_usb_2_0_extension_descriptor {
398 uint8_t bDescriptorType;
399 uint8_t bDevCapabilityType;
400 uint32_t bmAttributes;
401 } libusb_usb_2_0_extension_descriptor __aligned(sizeof(void *));
403 typedef struct libusb_container_id_descriptor {
405 uint8_t bDescriptorType;
406 uint8_t bDevCapabilityType;
408 uint8_t ContainerID[16];
409 } libusb_container_id_descriptor __aligned(sizeof(void *));
411 typedef struct libusb_control_setup {
412 uint8_t bmRequestType;
417 } libusb_control_setup;
419 #define LIBUSB_CONTROL_SETUP_SIZE 8 /* bytes */
421 typedef struct libusb_iso_packet_descriptor {
423 uint32_t actual_length;
424 enum libusb_transfer_status status;
425 } libusb_iso_packet_descriptor __aligned(sizeof(void *));
427 typedef void (*libusb_transfer_cb_fn) (struct libusb_transfer *transfer);
429 typedef struct libusb_transfer {
430 libusb_device_handle *dev_handle;
435 enum libusb_transfer_status status;
438 libusb_transfer_cb_fn callback;
442 struct libusb_iso_packet_descriptor iso_packet_desc[0];
443 } libusb_transfer __aligned(sizeof(void *));
445 /* Library initialisation */
447 void libusb_set_debug(libusb_context * ctx, int level);
448 const struct libusb_version *libusb_get_version(void);
449 const char *libusb_strerror(int code);
450 const char *libusb_error_name(int code);
451 int libusb_init(libusb_context ** context);
452 void libusb_exit(struct libusb_context *ctx);
454 /* Device handling and enumeration */
456 ssize_t libusb_get_device_list(libusb_context * ctx, libusb_device *** list);
457 void libusb_free_device_list(libusb_device ** list, int unref_devices);
458 uint8_t libusb_get_bus_number(libusb_device * dev);
459 uint8_t libusb_get_port_number(libusb_device * dev);
460 int libusb_get_port_numbers(libusb_device *dev, uint8_t *buf, uint8_t bufsize);
461 int libusb_get_port_path(libusb_context *ctx, libusb_device *dev, uint8_t *buf, uint8_t bufsize);
462 uint8_t libusb_get_device_address(libusb_device * dev);
463 enum libusb_speed libusb_get_device_speed(libusb_device * dev);
464 int libusb_clear_halt(libusb_device_handle *devh, uint8_t endpoint);
465 int libusb_get_max_packet_size(libusb_device * dev, uint8_t endpoint);
466 int libusb_get_max_iso_packet_size(libusb_device * dev, uint8_t endpoint);
467 libusb_device *libusb_ref_device(libusb_device * dev);
468 void libusb_unref_device(libusb_device * dev);
469 int libusb_open(libusb_device * dev, libusb_device_handle ** devh);
470 libusb_device_handle *libusb_open_device_with_vid_pid(libusb_context * ctx, uint16_t vendor_id, uint16_t product_id);
471 void libusb_close(libusb_device_handle * devh);
472 libusb_device *libusb_get_device(libusb_device_handle * devh);
473 int libusb_get_configuration(libusb_device_handle * devh, int *config);
474 int libusb_set_configuration(libusb_device_handle * devh, int configuration);
475 int libusb_claim_interface(libusb_device_handle * devh, int interface_number);
476 int libusb_release_interface(libusb_device_handle * devh, int interface_number);
477 int libusb_reset_device(libusb_device_handle * devh);
478 int libusb_check_connected(libusb_device_handle * devh);
479 int libusb_kernel_driver_active(libusb_device_handle * devh, int interface);
480 int libusb_get_driver_np(libusb_device_handle * devh, int interface, char *name, int namelen);
481 int libusb_get_driver(libusb_device_handle * devh, int interface, char *name, int namelen);
482 int libusb_detach_kernel_driver_np(libusb_device_handle * devh, int interface);
483 int libusb_detach_kernel_driver(libusb_device_handle * devh, int interface);
484 int libusb_attach_kernel_driver(libusb_device_handle * devh, int interface);
485 int libusb_set_auto_detach_kernel_driver(libusb_device_handle *dev, int enable);
486 int libusb_set_interface_alt_setting(libusb_device_handle * devh, int interface_number, int alternate_setting);
488 /* USB Descriptors */
490 int libusb_get_device_descriptor(libusb_device * dev, struct libusb_device_descriptor *desc);
491 int libusb_get_active_config_descriptor(libusb_device * dev, struct libusb_config_descriptor **config);
492 int libusb_get_config_descriptor(libusb_device * dev, uint8_t config_index, struct libusb_config_descriptor **config);
493 int libusb_get_config_descriptor_by_value(libusb_device * dev, uint8_t bConfigurationValue, struct libusb_config_descriptor **config);
494 void libusb_free_config_descriptor(struct libusb_config_descriptor *config);
495 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);
496 void libusb_free_ss_endpoint_companion_descriptor(struct libusb_ss_endpoint_companion_descriptor *ep_comp);
497 int libusb_get_string_descriptor(libusb_device_handle * devh, uint8_t desc_index, uint16_t langid, unsigned char *data, int length);
498 int libusb_get_string_descriptor_ascii(libusb_device_handle * devh, uint8_t desc_index, uint8_t *data, int length);
499 int libusb_get_descriptor(libusb_device_handle * devh, uint8_t desc_type, uint8_t desc_index, uint8_t *data, int length);
500 int libusb_parse_ss_endpoint_comp(const void *buf, int len, struct libusb_ss_endpoint_companion_descriptor **ep_comp);
501 void libusb_free_ss_endpoint_comp(struct libusb_ss_endpoint_companion_descriptor *ep_comp);
502 int libusb_parse_bos_descriptor(const void *buf, int len, struct libusb_bos_descriptor **bos);
503 void libusb_free_bos_descriptor(struct libusb_bos_descriptor *bos);
504 int libusb_get_bos_descriptor(libusb_device_handle *handle, struct libusb_bos_descriptor **bos);
505 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);
506 void libusb_free_usb_2_0_extension_descriptor(struct libusb_usb_2_0_extension_descriptor *usb_2_0_extension);
507 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);
508 void libusb_free_ss_usb_device_capability_descriptor(struct libusb_ss_usb_device_capability_descriptor *ss_usb_device_capability);
509 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);
510 void libusb_free_container_id_descriptor(struct libusb_container_id_descriptor *container_id);
512 /* Asynchronous device I/O */
514 struct libusb_transfer *libusb_alloc_transfer(int iso_packets);
515 void libusb_free_transfer(struct libusb_transfer *transfer);
516 int libusb_submit_transfer(struct libusb_transfer *transfer);
517 int libusb_cancel_transfer(struct libusb_transfer *transfer);
518 uint8_t *libusb_get_iso_packet_buffer(struct libusb_transfer *transfer, uint32_t index);
519 uint8_t *libusb_get_iso_packet_buffer_simple(struct libusb_transfer *transfer, uint32_t index);
520 void libusb_set_iso_packet_lengths(struct libusb_transfer *transfer, uint32_t length);
521 uint8_t *libusb_control_transfer_get_data(struct libusb_transfer *transfer);
522 struct libusb_control_setup *libusb_control_transfer_get_setup(struct libusb_transfer *transfer);
523 void libusb_fill_control_setup(uint8_t *buf, uint8_t bmRequestType, uint8_t bRequest, uint16_t wValue, uint16_t wIndex, uint16_t wLength);
524 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);
525 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);
526 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);
527 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);
529 /* Polling and timing */
531 int libusb_try_lock_events(libusb_context * ctx);
532 void libusb_lock_events(libusb_context * ctx);
533 void libusb_unlock_events(libusb_context * ctx);
534 int libusb_event_handling_ok(libusb_context * ctx);
535 int libusb_event_handler_active(libusb_context * ctx);
536 void libusb_lock_event_waiters(libusb_context * ctx);
537 void libusb_unlock_event_waiters(libusb_context * ctx);
538 int libusb_wait_for_event(libusb_context * ctx, struct timeval *tv);
539 int libusb_handle_events_timeout_completed(libusb_context * ctx, struct timeval *tv, int *completed);
540 int libusb_handle_events_completed(libusb_context * ctx, int *completed);
541 int libusb_handle_events_timeout(libusb_context * ctx, struct timeval *tv);
542 int libusb_handle_events(libusb_context * ctx);
543 int libusb_handle_events_locked(libusb_context * ctx, struct timeval *tv);
544 int libusb_get_next_timeout(libusb_context * ctx, struct timeval *tv);
545 void libusb_set_pollfd_notifiers(libusb_context * ctx, libusb_pollfd_added_cb added_cb, libusb_pollfd_removed_cb removed_cb, void *user_data);
546 const struct libusb_pollfd **libusb_get_pollfds(libusb_context * ctx);
548 /* Synchronous device I/O */
550 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);
551 int libusb_bulk_transfer(libusb_device_handle * devh, uint8_t endpoint, uint8_t *data, int length, int *transferred, uint32_t timeout);
552 int libusb_interrupt_transfer(libusb_device_handle * devh, uint8_t endpoint, uint8_t *data, int length, int *transferred, uint32_t timeout);
556 uint16_t libusb_cpu_to_le16(uint16_t x);
557 uint16_t libusb_le16_to_cpu(uint16_t x);
559 /* Hotplug support */
561 typedef int (*libusb_hotplug_callback_fn)(libusb_context *ctx,
562 libusb_device *device, libusb_hotplug_event event, void *user_data);
564 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);
565 void libusb_hotplug_deregister_callback(libusb_context *ctx, libusb_hotplug_callback_handle handle);
567 /* Streams support */
569 int libusb_alloc_streams(libusb_device_handle *dev, uint32_t num_streams, unsigned char *endpoints, int num_endpoints);
570 int libusb_free_streams(libusb_device_handle *dev, unsigned char *endpoints, int num_endpoints);
571 void libusb_transfer_set_stream_id(struct libusb_transfer *transfer, uint32_t stream_id);
572 uint32_t libusb_transfer_get_stream_id(struct libusb_transfer *transfer);
582 #endif /* __LIBUSB_H__ */