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My Project
A cross-platform user library to access USB devices
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29 #if !defined(__cplusplus)
30 #define inline __inline
33 #ifndef _SSIZE_T_DEFINED
34 #define _SSIZE_T_DEFINED
37 typedef __int64 ssize_t;
45 #if defined(_MSC_VER) && (_MSC_VER < 1600) && (!defined(_STDINT)) && (!defined(_STDINT_H))
46 typedef unsigned __int8 uint8_t;
47 typedef unsigned __int16 uint16_t;
48 typedef unsigned __int32 uint32_t;
53 #if !defined(_WIN32_WCE)
54 #include <sys/types.h>
57 #if defined(__linux__) || defined(__APPLE__) || defined(__CYGWIN__) || defined(__HAIKU__)
64 #if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L)
65 #define ZERO_SIZED_ARRAY
67 #define ZERO_SIZED_ARRAY 0
75 #if defined(_WIN32) || defined(__CYGWIN__) || defined(_WIN32_WCE)
77 #if defined(interface)
80 #if !defined(__CYGWIN__)
85 #if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5)
86 #define LIBUSB_DEPRECATED_FOR(f) \
87 __attribute__((deprecated("Use " #f " instead")))
89 #define LIBUSB_DEPRECATED_FOR(f) __attribute__((deprecated))
91 #define LIBUSB_DEPRECATED_FOR(f)
126 #if defined(_WIN32) || defined(__CYGWIN__) || defined(_WIN32_WCE)
127 #define LIBUSB_CALL WINAPI
152 #define LIBUSB_API_VERSION 0x01000107
155 #define LIBUSBX_API_VERSION LIBUSB_API_VERSION
175 _tmp.b8[1] = (uint8_t) (x >> 8);
176 _tmp.b8[0] = (uint8_t) (x & 0xff);
188 #define libusb_le16_to_cpu libusb_cpu_to_le16
218 LIBUSB_CLASS_IMAGE = 6,
298 #define LIBUSB_DT_DEVICE_SIZE 18
299 #define LIBUSB_DT_CONFIG_SIZE 9
300 #define LIBUSB_DT_INTERFACE_SIZE 9
301 #define LIBUSB_DT_ENDPOINT_SIZE 7
302 #define LIBUSB_DT_ENDPOINT_AUDIO_SIZE 9
303 #define LIBUSB_DT_HUB_NONVAR_SIZE 7
304 #define LIBUSB_DT_SS_ENDPOINT_COMPANION_SIZE 6
305 #define LIBUSB_DT_BOS_SIZE 5
306 #define LIBUSB_DT_DEVICE_CAPABILITY_SIZE 3
309 #define LIBUSB_BT_USB_2_0_EXTENSION_SIZE 7
310 #define LIBUSB_BT_SS_USB_DEVICE_CAPABILITY_SIZE 10
311 #define LIBUSB_BT_CONTAINER_ID_SIZE 20
314 #define LIBUSB_DT_BOS_MAX_SIZE ((LIBUSB_DT_BOS_SIZE) +\
315 (LIBUSB_BT_USB_2_0_EXTENSION_SIZE) +\
316 (LIBUSB_BT_SS_USB_DEVICE_CAPABILITY_SIZE) +\
317 (LIBUSB_BT_CONTAINER_ID_SIZE))
319 #define LIBUSB_ENDPOINT_ADDRESS_MASK 0x0f
320 #define LIBUSB_ENDPOINT_DIR_MASK 0x80
334 #define LIBUSB_TRANSFER_TYPE_MASK 0x03
441 #define LIBUSB_ISO_SYNC_TYPE_MASK 0x0C
462 #define LIBUSB_ISO_USAGE_TYPE_MASK 0x30
891 #define LIBUSB_CONTROL_SETUP_SIZE (sizeof(struct libusb_control_setup))
1102 #define LIBUSB_ERROR_COUNT 14
1291 LIBUSB_LOG_LEVEL_NONE = 0,
1292 LIBUSB_LOG_LEVEL_ERROR = 1,
1293 LIBUSB_LOG_LEVEL_WARNING = 2,
1294 LIBUSB_LOG_LEVEL_INFO = 3,
1295 LIBUSB_LOG_LEVEL_DEBUG = 4,
1387 unsigned char endpoint);
1389 unsigned char endpoint);
1399 int interface_number);
1401 int interface_number);
1407 int interface_number,
int alternate_setting);
1409 unsigned char endpoint);
1413 uint32_t num_streams,
unsigned char *endpoints,
int num_endpoints);
1415 unsigned char *endpoints,
int num_endpoints);
1420 unsigned char *buffer,
size_t length);
1423 int interface_number);
1425 int interface_number);
1427 int interface_number);
1448 return transfer->
buffer + LIBUSB_CONTROL_SETUP_SIZE;
1551 transfer->
buffer = buffer;
1553 transfer->
length = (int) (LIBUSB_CONTROL_SETUP_SIZE
1575 void *user_data,
unsigned int timeout)
1581 transfer->
buffer = buffer;
1582 transfer->
length = length;
1605 unsigned char endpoint, uint32_t stream_id,
1607 void *user_data,
unsigned int timeout)
1610 length, callback, user_data, timeout);
1630 unsigned char endpoint,
unsigned char *buffer,
int length,
1637 transfer->
buffer = buffer;
1638 transfer->
length = length;
1659 unsigned char *buffer,
int length,
int num_iso_packets,
1666 transfer->
buffer = buffer;
1667 transfer->
length = length;
1715 if (packet > INT_MAX)
1717 _packet = (int) packet;
1722 for (i = 0; i < _packet; i++)
1725 return transfer->
buffer + offset;
1755 if (packet > INT_MAX)
1757 _packet = (int) packet;
1769 unsigned char *data, uint16_t
wLength,
unsigned int timeout);
1772 unsigned char endpoint,
unsigned char *data,
int length,
1773 int *actual_length,
unsigned int timeout);
1776 unsigned char endpoint,
unsigned char *data,
int length,
1777 int *actual_length,
unsigned int timeout);
1792 uint8_t desc_type, uint8_t desc_index,
unsigned char *data,
int length)
1796 0, data, (uint16_t) length, 1000);
1814 uint8_t desc_index, uint16_t langid,
unsigned char *data,
int length)
1818 langid, data, (uint16_t) length, 1000);
1822 uint8_t desc_index,
unsigned char *data,
int length);
1837 struct timeval *tv);
1839 struct timeval *tv,
int *completed);
1843 struct timeval *tv);
1846 struct timeval *tv);
1937 #define LIBUSB_HOTPLUG_MATCH_ANY -1
2003 int vendor_id,
int product_id,
int libusb_get_port_path(libusb_context *ctx, libusb_device *dev, uint8_t *path, uint8_t path_length)
Definition: core.c:957
libusb_endpoint_direction
Definition: libusb.h:326
uint8_t bRequest
Request.
Definition: libusb.h:878
@ LIBUSB_CLASS_DATA
Data class.
Definition: libusb.h:227
int libusb_set_configuration(libusb_device_handle *dev_handle, int configuration)
Definition: core.c:1651
uint8_t bDeviceSubClass
USB-IF subclass code for the device, qualified by the bDeviceClass value.
Definition: libusb.h:503
@ LIBUSB_SPEED_UNKNOWN
The OS doesn't report or know the device speed.
Definition: libusb.h:974
int num_altsetting
The number of alternate settings that belong to this interface.
Definition: libusb.h:644
libusb_capability
Definition: libusb.h:1267
@ LIBUSB_BM_LTM_SUPPORT
Supports Latency Tolerance Messages (LTM)
Definition: libusb.h:1027
uint8_t bLength
Size of this descriptor (in bytes)
Definition: libusb.h:703
uint16_t wBytesPerInterval
The total number of bytes this EP will transfer every service interval.
Definition: libusb.h:723
@ LIBUSB_TRANSFER_CANCELLED
Transfer was cancelled.
Definition: libusb.h:1118
uint8_t bDeviceProtocol
USB-IF protocol code for the device, qualified by the bDeviceClass and bDeviceSubClass values.
Definition: libusb.h:507
uint8_t bRefresh
For audio devices only: the rate at which synchronization feedback is provided.
Definition: libusb.h:571
Definition: libusb.h:1851
@ LIBUSB_ENDPOINT_OUT
Out: host-to-device.
Definition: libusb.h:331
void libusb_set_debug(libusb_context *ctx, int level)
Definition: core.c:2106
@ LIBUSB_ERROR_NO_DEVICE
No such device (it may have been disconnected)
Definition: libusb.h:1068
@ LIBUSB_REQUEST_SET_FEATURE
Set or enable a specific feature.
Definition: libusb.h:369
libusb_request_recipient
Definition: libusb.h:427
@ LIBUSB_ISO_SYNC_TYPE_ASYNC
Asynchronous.
Definition: libusb.h:453
int libusb_clear_halt(libusb_device_handle *dev_handle, unsigned char endpoint)
Definition: core.c:1815
void libusb_free_container_id_descriptor(struct libusb_container_id_descriptor *container_id)
Definition: descriptor.c:1123
int libusb_get_device_descriptor(libusb_device *dev, struct libusb_device_descriptor *desc)
Definition: descriptor.c:543
@ LIBUSB_ERROR_OVERFLOW
Overflow.
Definition: libusb.h:1080
@ LIBUSB_ISO_USAGE_TYPE_DATA
Data endpoint.
Definition: libusb.h:471
uint8_t bSynchAddress
For audio devices only: the address if the synch endpoint.
Definition: libusb.h:574
libusb_hotplug_event
Definition: libusb.h:1925
uint8_t bmAttributes
In bulk EP: bits 4:0 represents the maximum number of streams the EP supports.
Definition: libusb.h:719
int libusb_wrap_sys_device(libusb_context *ctx, intptr_t sys_dev, libusb_device_handle **dev_handle)
Definition: core.c:1262
uint8_t bmAttributes
Attributes which apply to the endpoint when it is configured using the bConfigurationValue.
Definition: libusb.h:561
@ LIBUSB_LOG_CB_GLOBAL
Callback function handling all log mesages.
Definition: libusb.h:1305
@ LIBUSB_ISO_SYNC_TYPE_SYNC
Synchronous.
Definition: libusb.h:459
static unsigned char * libusb_control_transfer_get_data(struct libusb_transfer *transfer)
Definition: libusb.h:1445
int libusb_event_handler_active(libusb_context *ctx)
Definition: io.c:1882
void libusb_free_ss_usb_device_capability_descriptor(struct libusb_ss_usb_device_capability_descriptor *ss_usb_device_cap)
Definition: descriptor.c:1066
@ LIBUSB_ISO_SYNC_TYPE_NONE
No synchronization.
Definition: libusb.h:450
@ LIBUSB_DT_CONFIG
Configuration descriptor.
Definition: libusb.h:261
@ LIBUSB_OPTION_LOG_LEVEL
Set the log message verbosity.
Definition: libusb.h:2048
struct libusb_context libusb_context
Definition: libusb.h:939
@ LIBUSB_REQUEST_GET_STATUS
Request status of the specific recipient.
Definition: libusb.h:361
void libusb_exit(libusb_context *ctx)
Definition: core.c:2364
@ LIBUSB_TRANSFER_OVERFLOW
Device sent more data than requested.
Definition: libusb.h:1128
uint8_t MaxPower
Maximum power consumption of the USB device from this bus in this configuration when the device is fu...
Definition: libusb.h:680
uint8_t bNumDeviceCaps
The number of separate device capability descriptors in the BOS.
Definition: libusb.h:763
static unsigned char * libusb_get_iso_packet_buffer_simple(struct libusb_transfer *transfer, unsigned int packet)
Definition: libusb.h:1747
unsigned char type
Type of the endpoint from libusb_transfer_type.
Definition: libusb.h:1221
void(* libusb_log_cb)(libusb_context *ctx, enum libusb_log_level level, const char *str)
Definition: libusb.h:1319
int libusb_handle_events(libusb_context *ctx)
Definition: io.c:2465
int libusb_cancel_transfer(struct libusb_transfer *transfer)
Definition: io.c:1578
@ LIBUSB_CLASS_CONTENT_SECURITY
Content Security.
Definition: libusb.h:233
uint16_t wTotalLength
Length of this descriptor and all of its sub descriptors.
Definition: libusb.h:759
uint8_t bDescriptorType
Descriptor type.
Definition: libusb.h:546
const char * describe
For ABI compatibility only.
Definition: libusb.h:919
@ LIBUSB_CLASS_COMM
Communications class.
Definition: libusb.h:205
libusb_transfer_status
Definition: libusb.h:1106
libusb_supported_speed
Definition: libusb.h:996
@ LIBUSB_REQUEST_SET_INTERFACE
Select an alternate interface for the specified interface.
Definition: libusb.h:392
@ LIBUSB_REQUEST_SET_ADDRESS
Set device address for all future accesses.
Definition: libusb.h:374
uint8_t bInterval
Interval for polling endpoint for data transfers.
Definition: libusb.h:567
uint8_t bDescriptorType
Descriptor type.
Definition: libusb.h:708
uint8_t bDevCapabilityType
Capability type.
Definition: libusb.h:854
@ LIBUSB_REQUEST_CLEAR_FEATURE
Clear or disable a specific feature.
Definition: libusb.h:364
@ LIBUSB_ERROR_BUSY
Resource busy.
Definition: libusb.h:1074
uint8_t bNumInterfaces
Number of interfaces supported by this configuration.
Definition: libusb.h:665
void libusb_set_pollfd_notifiers(libusb_context *ctx, libusb_pollfd_added_cb added_cb, libusb_pollfd_removed_cb removed_cb, void *user_data)
Definition: io.c:2674
uint8_t bAlternateSetting
Value used to select this alternate setting for this interface.
Definition: libusb.h:602
uint8_t iConfiguration
Index of string descriptor describing this configuration.
Definition: libusb.h:671
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)
Definition: descriptor.c:968
@ LIBUSB_RECIPIENT_ENDPOINT
Endpoint.
Definition: libusb.h:435
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)
Definition: descriptor.c:753
libusb_transfer_type
Definition: libusb.h:340
int extra_length
Length of the extra descriptors, in bytes.
Definition: libusb.h:581
int libusb_detach_kernel_driver(libusb_device_handle *dev_handle, int interface_number)
Definition: core.c:2022
uint8_t bmAttributes
Configuration characteristics.
Definition: libusb.h:674
unsigned int timeout
Timeout for this transfer in milliseconds.
Definition: libusb.h:1225
@ LIBUSB_DT_HID
HID descriptor.
Definition: libusb.h:279
uint8_t bFunctionalitySupport
The lowest speed at which all the functionality supported by the device is available to the user.
Definition: libusb.h:828
uint8_t bLength
Size of this descriptor (in bytes)
Definition: libusb.h:654
@ LIBUSB_ERROR_IO
Input/output error.
Definition: libusb.h:1059
@ LIBUSB_CAP_HAS_CAPABILITY
The libusb_has_capability() API is available.
Definition: libusb.h:1269
uint16_t wMaxPacketSize
Maximum packet size this endpoint is capable of sending/receiving.
Definition: libusb.h:564
uint8_t bLength
Size of this descriptor (in bytes)
Definition: libusb.h:591
@ LIBUSB_ERROR_NOT_FOUND
Entity not found.
Definition: libusb.h:1071
uint8_t bDevCapabilityType
Capability type.
Definition: libusb.h:812
@ LIBUSB_CLASS_DIAGNOSTIC_DEVICE
Diagnostic Device.
Definition: libusb.h:242
const unsigned char * extra
Extra descriptors.
Definition: libusb.h:628
const char * libusb_strerror(enum libusb_error errcode)
Definition: strerror.c:223
@ LIBUSB_REQUEST_TYPE_STANDARD
Standard.
Definition: libusb.h:411
int libusb_release_interface(libusb_device_handle *dev_handle, int interface_number)
Definition: core.c:1730
@ LIBUSB_TRANSFER_SHORT_NOT_OK
Report short frames as errors.
Definition: libusb.h:1138
@ LIBUSB_RECIPIENT_OTHER
Other.
Definition: libusb.h:438
@ LIBUSB_SPEED_FULL
The device is operating at full speed (12MBit/s).
Definition: libusb.h:980
struct libusb_bos_dev_capability_descriptor * dev_capability[ZERO_SIZED_ARRAY]
bNumDeviceCap Device Capability Descriptors
Definition: libusb.h:766
@ LIBUSB_TRANSFER_TYPE_BULK_STREAM
Stream endpoint.
Definition: libusb.h:354
const unsigned char * extra
Extra descriptors.
Definition: libusb.h:688
uint8_t iProduct
Index of string descriptor describing product.
Definition: libusb.h:525
uint8_t bU1DevExitLat
U1 Device Exit Latency.
Definition: libusb.h:831
libusb_device * libusb_ref_device(libusb_device *dev)
Definition: core.c:1154
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_cap)
Definition: descriptor.c:1026
unsigned int actual_length
Amount of data that was actually transferred.
Definition: libusb.h:1185
const char * libusb_error_name(int errcode)
Definition: core.c:2682
int extra_length
Length of the extra descriptors, in bytes.
Definition: libusb.h:691
uint8_t bDescriptorType
Descriptor type.
Definition: libusb.h:737
@ LIBUSB_RECIPIENT_DEVICE
Device.
Definition: libusb.h:429
@ LIBUSB_SPEED_SUPER
The device is operating at super speed (5000MBit/s).
Definition: libusb.h:986
void libusb_free_bos_descriptor(struct libusb_bos_descriptor *bos)
Definition: descriptor.c:943
int libusb_init(libusb_context **ctx)
Definition: core.c:2253
const struct libusb_endpoint_descriptor * endpoint
Array of endpoint descriptors.
Definition: libusb.h:624
@ LIBUSB_REQUEST_SET_SEL
Sets both the U1 and U2 Exit Latency.
Definition: libusb.h:398
int libusb_get_max_packet_size(libusb_device *dev, unsigned char endpoint)
Definition: core.c:1044
uint16_t bU2DevExitLat
U2 Device Exit Latency.
Definition: libusb.h:834
#define libusb_le16_to_cpu
Definition: libusb.h:188
@ LIBUSB_REQUEST_SET_DESCRIPTOR
Used to update existing descriptors or add new descriptors.
Definition: libusb.h:380
struct libusb_iso_packet_descriptor iso_packet_desc[ZERO_SIZED_ARRAY]
Isochronous packet descriptors, for isochronous transfers only.
Definition: libusb.h:1259
uint8_t bDescriptorType
Descriptor type.
Definition: libusb.h:781
@ LIBUSB_CLASS_APPLICATION
Application class.
Definition: libusb.h:248
ssize_t libusb_get_device_list(libusb_context *ctx, libusb_device ***list)
Definition: core.c:807
void libusb_transfer_set_stream_id(struct libusb_transfer *transfer, uint32_t stream_id)
Definition: io.c:1622
unsigned char * buffer
Data buffer.
Definition: libusb.h:1252
uint8_t bDevCapabilityType
Device Capability type.
Definition: libusb.h:739
@ LIBUSB_TRANSFER_TYPE_CONTROL
Control endpoint.
Definition: libusb.h:342
int libusb_get_configuration(libusb_device_handle *dev, int *config)
Definition: core.c:1573
int libusb_set_auto_detach_kernel_driver(libusb_device_handle *dev_handle, int enable)
Definition: core.c:2092
uint8_t bReserved
Reserved field.
Definition: libusb.h:857
@ LIBUSB_CAP_HAS_HOTPLUG
Hotplug support is available on this platform.
Definition: libusb.h:1271
#define LIBUSB_CALL
Definition: libusb.h:129
uint8_t flags
A bitwise OR combination of libusb_transfer_flags.
Definition: libusb.h:1215
@ LIBUSB_HIGH_SPEED_OPERATION
High speed operation supported (480MBit/s).
Definition: libusb.h:1004
static void libusb_fill_control_setup(unsigned char *buffer, uint8_t bmRequestType, uint8_t bRequest, uint16_t wValue, uint16_t wIndex, uint16_t wLength)
Definition: libusb.h:1492
const unsigned char * extra
Extra descriptors.
Definition: libusb.h:578
uint16_t wTotalLength
Total length of data returned for this configuration.
Definition: libusb.h:662
uint8_t bLength
Size of this descriptor (in bytes)
Definition: libusb.h:802
struct libusb_device libusb_device
Definition: libusb.h:956
int libusb_dev_mem_free(libusb_device_handle *dev_handle, unsigned char *buffer, size_t length)
Definition: core.c:1961
static 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)
Definition: libusb.h:1603
void libusb_unlock_events(libusb_context *ctx)
Definition: io.c:1819
uint8_t bLength
Size of this descriptor (in bytes)
Definition: libusb.h:541
uint8_t bmRequestType
Request type.
Definition: libusb.h:871
@ LIBUSB_TRANSFER_COMPLETED
Transfer completed without error.
Definition: libusb.h:1109
int libusb_reset_device(libusb_device_handle *dev_handle)
Definition: core.c:1844
@ LIBUSB_ERROR_INVALID_PARAM
Invalid parameter.
Definition: libusb.h:1062
int libusb_get_bos_descriptor(libusb_device_handle *dev_handle, struct libusb_bos_descriptor **bos)
Definition: descriptor.c:894
void libusb_free_transfer(struct libusb_transfer *transfer)
Definition: io.c:1312
libusb_class_code
Definition: libusb.h:194
struct libusb_transfer * libusb_alloc_transfer(int iso_packets)
Definition: io.c:1269
@ LIBUSB_CLASS_PHYSICAL
Physical.
Definition: libusb.h:211
uint8_t bLength
Size of this descriptor (in bytes)
Definition: libusb.h:776
int libusb_setlocale(const char *locale)
Definition: strerror.c:189
void(* libusb_pollfd_removed_cb)(int fd, void *user_data)
Definition: libusb.h:1884
static int libusb_get_string_descriptor(libusb_device_handle *dev_handle, uint8_t desc_index, uint16_t langid, unsigned char *data, int length)
Definition: libusb.h:1813
int libusb_attach_kernel_driver(libusb_device_handle *dev_handle, int interface_number)
Definition: core.c:2056
@ LIBUSB_ERROR_OTHER
Other error.
Definition: libusb.h:1098
@ LIBUSB_DT_STRING
String descriptor.
Definition: libusb.h:264
uint32_t bmAttributes
Bitmap encoding of supported device level features.
Definition: libusb.h:792
uint8_t iSerialNumber
Index of string descriptor containing device serial number.
Definition: libusb.h:528
const struct libusb_pollfd ** libusb_get_pollfds(libusb_context *ctx)
Definition: io.c:2769
libusb_option
Definition: libusb.h:2026
@ LIBUSB_ERROR_PIPE
Pipe error.
Definition: libusb.h:1083
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)
Definition: descriptor.c:1085
@ LIBUSB_DT_DEVICE
Device descriptor.
Definition: libusb.h:258
@ LIBUSB_TRANSFER_ERROR
Transfer failed.
Definition: libusb.h:1112
@ LIBUSB_OPTION_USE_USBDK
Use the UsbDk backend for a specific context, if available.
Definition: libusb.h:2057
@ LIBUSB_DT_ENDPOINT
Endpoint descriptor.
Definition: libusb.h:270
int libusb_get_port_numbers(libusb_device *dev, uint8_t *port_numbers, int port_numbers_len)
Definition: core.c:931
void(* libusb_transfer_cb_fn)(struct libusb_transfer *transfer)
Definition: libusb.h:1202
int libusb_handle_events_completed(libusb_context *ctx, int *completed)
Definition: io.c:2487
uint16_t idProduct
USB-IF product ID.
Definition: libusb.h:516
uint8_t bDescriptorType
Descriptor type.
Definition: libusb.h:807
void libusb_free_usb_2_0_extension_descriptor(struct libusb_usb_2_0_extension_descriptor *usb_2_0_extension)
Definition: descriptor.c:1007
uint16_t bcdDevice
Device release number in binary-coded decimal.
Definition: libusb.h:519
@ LIBUSB_TRANSFER_TYPE_BULK
Bulk endpoint.
Definition: libusb.h:348
@ LIBUSB_BT_WIRELESS_USB_DEVICE_CAPABILITY
Wireless USB device capability.
Definition: libusb.h:1035
uint8_t bmAttributes
Bitmap encoding of supported device level features.
Definition: libusb.h:818
uint8_t bLength
Size of this descriptor (in bytes)
Definition: libusb.h:733
libusb_bos_type
Definition: libusb.h:1033
void libusb_unlock_event_waiters(libusb_context *ctx)
Definition: io.c:1956
int libusb_hotplug_callback_handle
Definition: libusb.h:1905
uint8_t bEndpointAddress
The address of the endpoint described by this descriptor.
Definition: libusb.h:552
libusb_device * libusb_get_parent(libusb_device *dev)
Definition: core.c:977
@ LIBUSB_ENDPOINT_IN
In: device-to-host.
Definition: libusb.h:328
@ LIBUSB_BT_SS_USB_DEVICE_CAPABILITY
SuperSpeed USB device capability.
Definition: libusb.h:1041
@ LIBUSB_DT_SS_ENDPOINT_COMPANION
SuperSpeed Endpoint Companion descriptor.
Definition: libusb.h:294
@ LIBUSB_ISO_SYNC_TYPE_ADAPTIVE
Adaptive.
Definition: libusb.h:456
int libusb_get_next_timeout(libusb_context *ctx, struct timeval *tv)
Definition: io.c:2596
@ LIBUSB_HOTPLUG_EVENT_DEVICE_LEFT
A device has left and is no longer available.
Definition: libusb.h:1932
libusb_descriptor_type
Definition: libusb.h:256
const uint16_t major
Library major version.
Definition: libusb.h:904
uint8_t bDevCapabilityType
Capability type.
Definition: libusb.h:786
libusb_device_handle * dev_handle
Handle of the device that this transfer will be submitted to.
Definition: libusb.h:1212
int libusb_set_option(libusb_context *ctx, enum libusb_option option,...)
Definition: core.c:2182
@ LIBUSB_TRANSFER_TYPE_ISOCHRONOUS
Isochronous endpoint.
Definition: libusb.h:345
uint8_t bInterfaceClass
USB-IF class code for this interface.
Definition: libusb.h:609
uint8_t bDeviceClass
USB-IF class code for the device.
Definition: libusb.h:499
@ LIBUSB_BT_USB_2_0_EXTENSION
USB 2.0 extensions.
Definition: libusb.h:1038
libusb_usb_2_0_extension_attributes
Definition: libusb.h:1015
static void libusb_fill_interrupt_transfer(struct libusb_transfer *transfer, libusb_device_handle *dev_handle, unsigned char endpoint, unsigned char *buffer, int length, libusb_transfer_cb_fn callback, void *user_data, unsigned int timeout)
Definition: libusb.h:1628
int libusb_submit_transfer(struct libusb_transfer *transfer)
Definition: io.c:1487
@ LIBUSB_SPEED_HIGH
The device is operating at high speed (480MBit/s).
Definition: libusb.h:983
@ LIBUSB_TRANSFER_STALL
For bulk/interrupt endpoints: halt condition detected (endpoint stalled).
Definition: libusb.h:1122
uint8_t libusb_get_device_address(libusb_device *dev)
Definition: core.c:987
@ LIBUSB_DT_REPORT
HID report descriptor.
Definition: libusb.h:282
void libusb_lock_event_waiters(libusb_context *ctx)
Definition: io.c:1945
libusb_transfer_cb_fn callback
Callback function.
Definition: libusb.h:1246
@ LIBUSB_CLASS_PER_INTERFACE
In the context of a device descriptor, this bDeviceClass value indicates that each interface specifie...
Definition: libusb.h:199
libusb_standard_request
Definition: libusb.h:359
@ LIBUSB_ISO_USAGE_TYPE_IMPLICIT
Implicit feedback Data endpoint.
Definition: libusb.h:477
uint8_t bNumEndpoints
Number of endpoints used by this interface (excluding the control endpoint).
Definition: libusb.h:606
@ LIBUSB_REQUEST_GET_CONFIGURATION
Get the current device configuration value.
Definition: libusb.h:383
@ LIBUSB_TRANSFER_TYPE_INTERRUPT
Interrupt endpoint.
Definition: libusb.h:351
const struct libusb_interface_descriptor * altsetting
Array of interface descriptors.
Definition: libusb.h:640
@ LIBUSB_TRANSFER_FREE_BUFFER
Automatically free() transfer buffer during libusb_free_transfer().
Definition: libusb.h:1144
int libusb_bulk_transfer(libusb_device_handle *dev_handle, unsigned char endpoint, unsigned char *data, int length, int *actual_length, unsigned int timeout)
Definition: sync.c:277
@ LIBUSB_CLASS_MASS_STORAGE
Mass storage class.
Definition: libusb.h:221
@ LIBUSB_CLASS_HUB
Hub class.
Definition: libusb.h:224
@ LIBUSB_SPEED_LOW
The device is operating at low speed (1.5MBit/s).
Definition: libusb.h:977
int(* libusb_hotplug_callback_fn)(libusb_context *ctx, libusb_device *device, libusb_hotplug_event event, void *user_data)
Definition: libusb.h:1961
@ LIBUSB_SUCCESS
Success (no error)
Definition: libusb.h:1056
uint8_t libusb_get_bus_number(libusb_device *dev)
Definition: core.c:896
int libusb_alloc_streams(libusb_device_handle *dev_handle, uint32_t num_streams, unsigned char *endpoints, int num_endpoints)
Definition: core.c:1874
@ LIBUSB_DT_SUPERSPEED_HUB
SuperSpeed Hub descriptor.
Definition: libusb.h:291
@ LIBUSB_LOW_SPEED_OPERATION
Low speed operation supported (1.5MBit/s).
Definition: libusb.h:998
libusb_device_handle * libusb_open_device_with_vid_pid(libusb_context *ctx, uint16_t vendor_id, uint16_t product_id)
Definition: core.c:1387
@ LIBUSB_TRANSFER_FREE_TRANSFER
Automatically call libusb_free_transfer() after callback returns.
Definition: libusb.h:1150
uint16_t idVendor
USB-IF vendor ID.
Definition: libusb.h:513
void libusb_lock_events(libusb_context *ctx)
Definition: io.c:1804
@ LIBUSB_ERROR_NOT_SUPPORTED
Operation not supported or unimplemented on this platform.
Definition: libusb.h:1092
int libusb_get_max_iso_packet_size(libusb_device *dev, unsigned char endpoint)
Definition: core.c:1099
@ LIBUSB_RECIPIENT_INTERFACE
Interface.
Definition: libusb.h:432
short events
Event flags to poll for from <poll.h>.
Definition: libusb.h:1859
const uint16_t micro
Library micro version.
Definition: libusb.h:910
int libusb_open(libusb_device *dev, libusb_device_handle **dev_handle)
Definition: core.c:1325
@ LIBUSB_FULL_SPEED_OPERATION
Full speed operation supported (12MBit/s).
Definition: libusb.h:1001
void libusb_free_ss_endpoint_companion_descriptor(struct libusb_ss_endpoint_companion_descriptor *ep_comp)
Definition: descriptor.c:798
int fd
Numeric file descriptor.
Definition: libusb.h:1853
const uint16_t minor
Library minor version.
Definition: libusb.h:907
uint8_t bLength
Size of this descriptor (in bytes)
Definition: libusb.h:844
@ LIBUSB_CAP_SUPPORTS_DETACH_KERNEL_DRIVER
The library supports detaching of the default USB driver, using libusb_detach_kernel_driver(),...
Definition: libusb.h:1279
int libusb_kernel_driver_active(libusb_device_handle *dev_handle, int interface_number)
Definition: core.c:1987
uint16_t wLength
Number of bytes to transfer.
Definition: libusb.h:888
int num_iso_packets
Number of isochronous packets.
Definition: libusb.h:1256
uint8_t bInterfaceSubClass
USB-IF subclass code for this interface, qualified by the bInterfaceClass value.
Definition: libusb.h:613
static void libusb_set_iso_packet_lengths(struct libusb_transfer *transfer, unsigned int length)
Definition: libusb.h:1681
uint16_t wSpeedSupported
Bitmap encoding of the speed supported by this device when operating in SuperSpeed mode.
Definition: libusb.h:822
@ LIBUSB_ERROR_TIMEOUT
Operation timed out.
Definition: libusb.h:1077
uint16_t wValue
Value.
Definition: libusb.h:881
@ LIBUSB_HOTPLUG_NO_FLAGS
Default value when not using any flags.
Definition: libusb.h:1914
int libusb_set_interface_alt_setting(libusb_device_handle *dev_handle, int interface_number, int alternate_setting)
Definition: core.c:1775
int libusb_pollfds_handle_timeouts(libusb_context *ctx)
Definition: io.c:2557
uint32_t libusb_transfer_get_stream_id(struct libusb_transfer *transfer)
Definition: io.c:1639
@ LIBUSB_ISO_USAGE_TYPE_FEEDBACK
Feedback endpoint.
Definition: libusb.h:474
@ LIBUSB_REQUEST_TYPE_RESERVED
Reserved.
Definition: libusb.h:420
@ LIBUSB_TRANSFER_NO_DEVICE
Device was disconnected.
Definition: libusb.h:1125
int libusb_event_handling_ok(libusb_context *ctx)
Definition: io.c:1854
int libusb_handle_events_timeout(libusb_context *ctx, struct timeval *tv)
Definition: io.c:2445
int libusb_has_capability(uint32_t capability)
Definition: core.c:2453
libusb_error
Definition: libusb.h:1054
libusb_log_cb_mode
Definition: libusb.h:1302
uint8_t ContainerID[16]
128 bit UUID
Definition: libusb.h:860
int libusb_wait_for_event(libusb_context *ctx, struct timeval *tv)
Definition: io.c:1987
@ LIBUSB_HOTPLUG_EVENT_DEVICE_ARRIVED
A device has been plugged in and is ready to use.
Definition: libusb.h:1927
uint8_t bDescriptorType
Descriptor type.
Definition: libusb.h:756
uint8_t bDescriptorType
Descriptor type.
Definition: libusb.h:659
uint8_t bLength
Size of this descriptor (in bytes)
Definition: libusb.h:487
unsigned char * libusb_dev_mem_alloc(libusb_device_handle *dev_handle, size_t length)
Definition: core.c:1941
void libusb_free_pollfds(const struct libusb_pollfd **pollfds)
Definition: io.c:2809
uint8_t bLength
Size of this descriptor (in bytes)
Definition: libusb.h:751
const uint16_t nano
Library nano version.
Definition: libusb.h:913
@ LIBUSB_REQUEST_SYNCH_FRAME
Set then report an endpoint's synchronization frame.
Definition: libusb.h:395
@ LIBUSB_DT_BOS
BOS descriptor.
Definition: libusb.h:273
unsigned char endpoint
Address of the endpoint where this transfer will be sent.
Definition: libusb.h:1218
uint8_t dev_capability_data[ZERO_SIZED_ARRAY]
Device Capability data (bLength - 3 bytes)
Definition: libusb.h:741
uint16_t bcdUSB
USB specification release number in binary-coded decimal.
Definition: libusb.h:496
@ LIBUSB_ERROR_NO_MEM
Insufficient memory.
Definition: libusb.h:1089
Definition: libusb.h:1210
int length
Length of the data buffer.
Definition: libusb.h:1237
@ LIBUSB_CLASS_PRINTER
Printer class.
Definition: libusb.h:214
uint8_t bDescriptorType
Descriptor type.
Definition: libusb.h:596
libusb_ss_usb_device_capability_attributes
Definition: libusb.h:1025
@ LIBUSB_CLASS_WIRELESS
Wireless class.
Definition: libusb.h:245
int libusb_get_config_descriptor_by_value(libusb_device *dev, uint8_t bConfigurationValue, struct libusb_config_descriptor **config)
Definition: descriptor.c:699
void * user_data
User context data to pass to the callback function.
Definition: libusb.h:1249
static void libusb_fill_iso_transfer(struct libusb_transfer *transfer, libusb_device_handle *dev_handle, unsigned char endpoint, unsigned char *buffer, int length, int num_iso_packets, libusb_transfer_cb_fn callback, void *user_data, unsigned int timeout)
Definition: libusb.h:1657
uint16_t wIndex
Index.
Definition: libusb.h:885
int libusb_interrupt_transfer(libusb_device_handle *dev_handle, unsigned char endpoint, unsigned char *data, int length, int *actual_length, unsigned int timeout)
Definition: sync.c:329
static void libusb_fill_bulk_transfer(struct libusb_transfer *transfer, libusb_device_handle *dev_handle, unsigned char endpoint, unsigned char *buffer, int length, libusb_transfer_cb_fn callback, void *user_data, unsigned int timeout)
Definition: libusb.h:1572
int libusb_get_string_descriptor_ascii(libusb_device_handle *dev_handle, uint8_t desc_index, unsigned char *data, int length)
Definition: descriptor.c:1141
@ LIBUSB_TRANSFER_TIMED_OUT
Transfer timed out.
Definition: libusb.h:1115
@ LIBUSB_SUPER_SPEED_OPERATION
Superspeed operation supported (5000MBit/s).
Definition: libusb.h:1007
libusb_log_level
Definition: libusb.h:1290
@ LIBUSB_CLASS_PTP
Image class.
Definition: libusb.h:217
libusb_transfer_flags
Definition: libusb.h:1136
@ LIBUSB_ERROR_ACCESS
Access denied (insufficient permissions)
Definition: libusb.h:1065
libusb_iso_sync_type
Definition: libusb.h:448
@ LIBUSB_CLASS_SMART_CARD
Smart Card.
Definition: libusb.h:230
libusb_device * libusb_get_device(libusb_device_handle *dev_handle)
Definition: core.c:1548
uint8_t bMaxPacketSize0
Maximum packet size for endpoint 0.
Definition: libusb.h:510
const struct libusb_interface * interface
Array of interfaces supported by this configuration.
Definition: libusb.h:684
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 *callback_handle)
Definition: hotplug.c:234
uint8_t bConfigurationValue
Identifier value for this configuration.
Definition: libusb.h:668
uint8_t bNumConfigurations
Number of possible configurations.
Definition: libusb.h:531
int libusb_handle_events_locked(libusb_context *ctx, struct timeval *tv)
Definition: io.c:2513
uint8_t bDescriptorType
Descriptor type.
Definition: libusb.h:849
libusb_hotplug_flag
Definition: libusb.h:1912
@ LIBUSB_REQUEST_TYPE_VENDOR
Vendor.
Definition: libusb.h:417
const struct libusb_version * libusb_get_version(void)
Definition: core.c:2737
int libusb_get_active_config_descriptor(libusb_device *dev, struct libusb_config_descriptor **config)
Definition: descriptor.c:566
void libusb_free_config_descriptor(struct libusb_config_descriptor *config)
Definition: descriptor.c:730
uint8_t bInterfaceProtocol
USB-IF protocol code for this interface, qualified by the bInterfaceClass and bInterfaceSubClass valu...
Definition: libusb.h:617
libusb_request_type
Definition: libusb.h:409
int extra_length
Length of the extra descriptors, in bytes.
Definition: libusb.h:631
@ LIBUSB_BT_CONTAINER_ID
Container ID type.
Definition: libusb.h:1044
@ LIBUSB_LOG_CB_CONTEXT
Callback function handling context related log mesages.
Definition: libusb.h:1308
void libusb_set_log_cb(libusb_context *ctx, libusb_log_cb cb, int mode)
Definition: core.c:2141
@ LIBUSB_CAP_HAS_HID_ACCESS
The library can access HID devices without requiring user intervention.
Definition: libusb.h:1276
void libusb_hotplug_deregister_callback(libusb_context *ctx, libusb_hotplug_callback_handle callback_handle)
Definition: hotplug.c:322
void libusb_close(libusb_device_handle *dev_handle)
Definition: core.c:1487
@ LIBUSB_REQUEST_SET_CONFIGURATION
Set device configuration.
Definition: libusb.h:386
unsigned int length
Length of data to request in this packet.
Definition: libusb.h:1182
int libusb_try_lock_events(libusb_context *ctx)
Definition: io.c:1762
int actual_length
Actual length of data that was transferred.
Definition: libusb.h:1242
enum libusb_transfer_status status
Status code for this packet.
Definition: libusb.h:1188
static struct libusb_control_setup * libusb_control_transfer_get_setup(struct libusb_transfer *transfer)
Definition: libusb.h:1463
libusb_iso_usage_type
Definition: libusb.h:469
void libusb_free_device_list(libusb_device **list, int unref_devices)
Definition: core.c:875
@ LIBUSB_REQUEST_GET_DESCRIPTOR
Get the specified descriptor.
Definition: libusb.h:377
@ LIBUSB_DT_DEVICE_CAPABILITY
Device Capability descriptor.
Definition: libusb.h:276
uint8_t libusb_get_port_number(libusb_device *dev)
Definition: core.c:915
int libusb_control_transfer(libusb_device_handle *dev_handle, uint8_t request_type, uint8_t bRequest, uint16_t wValue, uint16_t wIndex, unsigned char *data, uint16_t wLength, unsigned int timeout)
Definition: sync.c:102
@ LIBUSB_SPEED_SUPER_PLUS
The device is operating at super speed plus (10000MBit/s).
Definition: libusb.h:989
int libusb_claim_interface(libusb_device_handle *dev_handle, int interface_number)
Definition: core.c:1686
void libusb_unref_device(libusb_device *dev)
Definition: core.c:1167
Definition: libusb.h:1180
@ LIBUSB_ERROR_INTERRUPTED
System call interrupted (perhaps due to signal)
Definition: libusb.h:1086
uint8_t bMaxBurst
The maximum number of packets the endpoint can send or receive as part of a burst.
Definition: libusb.h:713
int libusb_get_device_speed(libusb_device *dev)
Definition: core.c:998
@ LIBUSB_DT_PHYSICAL
Physical descriptor.
Definition: libusb.h:285
static int libusb_get_descriptor(libusb_device_handle *dev_handle, uint8_t desc_type, uint8_t desc_index, unsigned char *data, int length)
Definition: libusb.h:1791
@ LIBUSB_HOTPLUG_ENUMERATE
Arm the callback and fire it for all matching currently attached devices.
Definition: libusb.h:1917
@ LIBUSB_SET_ISOCH_DELAY
Delay from the time a host transmits a packet to the time it is received by the device.
Definition: libusb.h:402
uint8_t iManufacturer
Index of string descriptor describing manufacturer.
Definition: libusb.h:522
@ LIBUSB_REQUEST_TYPE_CLASS
Class.
Definition: libusb.h:414
@ LIBUSB_TRANSFER_ADD_ZERO_PACKET
Terminate transfers that are a multiple of the endpoint's wMaxPacketSize with an extra zero length pa...
Definition: libusb.h:1175
static unsigned char * libusb_get_iso_packet_buffer(struct libusb_transfer *transfer, unsigned int packet)
Definition: libusb.h:1705
@ LIBUSB_CLASS_PERSONAL_HEALTHCARE
Personal Healthcare.
Definition: libusb.h:239
void libusb_interrupt_event_handler(libusb_context *ctx)
Definition: io.c:1910
int libusb_handle_events_timeout_completed(libusb_context *ctx, struct timeval *tv, int *completed)
Definition: io.c:2376
@ LIBUSB_CLASS_AUDIO
Audio class.
Definition: libusb.h:202
uint8_t iInterface
Index of string descriptor describing this interface.
Definition: libusb.h:620
@ LIBUSB_CLASS_HID
Human Interface Device class.
Definition: libusb.h:208
@ LIBUSB_BM_LPM_SUPPORT
Supports Link Power Management (LPM)
Definition: libusb.h:1017
uint8_t bDescriptorType
Descriptor type.
Definition: libusb.h:492
@ LIBUSB_CLASS_VENDOR_SPEC
Class is vendor-specific.
Definition: libusb.h:251
const char * rc
Library release candidate suffix string, e.g.
Definition: libusb.h:916
libusb_speed
Definition: libusb.h:972
struct libusb_device_handle libusb_device_handle
Definition: libusb.h:967
void(* libusb_pollfd_added_cb)(int fd, short events, void *user_data)
Definition: libusb.h:1872
@ LIBUSB_DT_HUB
Hub descriptor.
Definition: libusb.h:288
uint8_t bInterfaceNumber
Number of this interface.
Definition: libusb.h:599
@ LIBUSB_CLASS_VIDEO
Video.
Definition: libusb.h:236
static uint16_t libusb_cpu_to_le16(const uint16_t x)
Definition: libusb.h:169
int libusb_get_config_descriptor(libusb_device *dev, uint8_t config_index, struct libusb_config_descriptor **config)
Definition: descriptor.c:615
static void libusb_fill_control_transfer(struct libusb_transfer *transfer, libusb_device_handle *dev_handle, unsigned char *buffer, libusb_transfer_cb_fn callback, void *user_data, unsigned int timeout)
Definition: libusb.h:1541
enum libusb_transfer_status status
The status of the transfer.
Definition: libusb.h:1234
@ LIBUSB_DT_INTERFACE
Interface descriptor.
Definition: libusb.h:267
int libusb_free_streams(libusb_device_handle *dev_handle, unsigned char *endpoints, int num_endpoints)
Definition: core.c:1901
@ LIBUSB_REQUEST_GET_INTERFACE
Return the selected alternate setting for the specified interface.
Definition: libusb.h:389