libusb.h

/*
 * Public libusb header file
 * Copyright © 2001 Johannes Erdfelt
<johannes@erdfelt.com>
 * Copyright © 2007-2008 Daniel Drake
<dsd@gentoo.org>
 * Copyright © 2012 Pete Batard <pete@akeo.ie>
 * Copyright © 2012-2018 Nathan Hjelm
<hjelmn@cs.unm.edu>
 * Copyright © 2014-2020 Chris Dickens
<christopher.a.dickens@gmail.com>
 * For more information, please visit:
http://libusb.info
 *
 * This library is free software; you can redistribute it
and/or
 * modify it under the terms of the GNU Lesser General
Public
 * License as published by the Free Software Foundation;
either
 * version 2.1 of the License, or (at your option) any later
version.
 *
 * This library is distributed in the hope that it will be
useful,
 * but WITHOUT ANY WARRANTY; without even the implied
warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General
Public
 * License along with this library; if not, write to the
Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301 USA
 */
 
#ifndef LIBUSB_H
#define LIBUSB_H
 
#if defined(_MSC_VER)
/* MS環境では、inlineキーワードはC ++でのみ使用できます */
#if !defined(__cplusplus)
#define inline __inline
#endif
/* ssize_t も利用できません */
#include <basetsd.h>
typedef SSIZE_T ssize_t;
#endif /* _MSC_VER
*/
 
#include <limits.h>
#include <stdint.h>
#include <sys/types.h>
#if !defined(_MSC_VER)
#include <sys/time.h>
#endif
#include <time.h>
 
#if defined(__STDC_VERSION__) &&
(__STDC_VERSION__ >= 199901L)
#define ZERO_SIZED_ARRAY /* [] - C99では有効なコードです */
#else
#define ZERO_SIZED_ARRAY 0 /* [0] - 非標準ですが、通常は機能するコード */
#endif /* __STDC_VERSION__
*/
 
/* 'interface' はWindowsでマクロとして定義されている可能性があり、
 * そしてlibusb_config_descriptorには 'interface'
メンバーがあるため、
 * 現在のlibusb APIを壊さないようWindowsの 'interface'
のマクロ定義を解除する必要があります。
 *
ソースファイルでlibusb.hの後にwindows_hをインクルードすると問題になる可能性があるため、
 * windows.hを最初にインクルードするよう強制します。 */
#if defined(_WIN32) || defined(__CYGWIN__)
#include <windows.h>
#if defined(interface)
#undef interface
#endif
#if !defined(__CYGWIN__)
#include <winsock.h>
#endif
#endif /* _WIN32 ||
__CYGWIN__ */
 
#if defined(__GNUC__) && (__GNUC__ > 4 ||
(__GNUC__ == 4 && __GNUC_MINOR__ >= 5))
#define LIBUSB_DEPRECATED_FOR(f) __attribute__
((deprecated ("Use " #f " instead")))
#elif defined(__GNUC__) && (__GNUC__ >=
3)
#define LIBUSB_DEPRECATED_FOR(f) __attribute__
((deprecated))
#else
#define LIBUSB_DEPRECATED_FOR(f)
#endif /* __GNUC__
*/
 
#if defined(__GNUC__)
#define LIBUSB_PACKED __attribute__ ((packed))
#else
#define LIBUSB_PACKED
#endif /* __GNUC__
*/
 
/* LIBUSB_CALLは、libusb関数の定義と宣言の両方に記述する必要があります。
 * 宣言で十分だと思うかもしれませんが、
 * 宣言と定義の両方がこのようにマークされていない限り、
 * cygwinは競合する型について文句を言います。
 * このマクロの記述位置も重要です。 戻り型の後、関数名の前にする必要があります。
 * API_EXPORTEDの内部ドキュメントを参照してください。
 */
#if defined(_WIN32) || defined(__CYGWIN__)
#define LIBUSB_CALL WINAPI
#else
#define LIBUSB_CALL
#endif /* _WIN32 ||
__CYGWIN__ */
 
#define LIBUSB_API_VERSION
0x01000108
 
/* 以下は互換性のために保持されていますが、将来的に非推奨になります */
#define LIBUSBX_API_VERSION LIBUSB_API_VERSION
 
#if defined(__cplusplus)
extern "C" {
#endif
 
static inline uint16_t libusb_cpu_to_le16(const uint16_t x)
{
 union {
 uint8_t b8[2];
 uint16_t b16;
 } _tmp;
 _tmp.b8[1] =
(uint8_t) (x >> 8);
 _tmp.b8[0] =
(uint8_t) (x & 0xff);
 return _tmp.b16;
}
 
#define libusb_le16_to_cpu
libusb_cpu_to_le16
 
/* 標準USB関連 */
 
enum libusb_class_code
{
 LIBUSB_CLASS_PER_INTERFACE
= 0x00,
 
 LIBUSB_CLASS_AUDIO
= 0x01,
 
 LIBUSB_CLASS_COMM
= 0x02,
 
 LIBUSB_CLASS_HID
= 0x03,
 
 LIBUSB_CLASS_PHYSICAL
= 0x05,
 
 LIBUSB_CLASS_IMAGE
= 0x06,
 LIBUSB_CLASS_PTP
= 0x06, /* legacy name from libusb-0.1 usb.h */
 
 LIBUSB_CLASS_PRINTER
= 0x07,
 
 LIBUSB_CLASS_MASS_STORAGE
= 0x08,
 
 LIBUSB_CLASS_HUB
= 0x09,
 
 LIBUSB_CLASS_DATA
= 0x0a,
 
 LIBUSB_CLASS_SMART_CARD
= 0x0b,
 
 LIBUSB_CLASS_CONTENT_SECURITY
= 0x0d,
 
 LIBUSB_CLASS_VIDEO
= 0x0e,
 
 LIBUSB_CLASS_PERSONAL_HEALTHCARE
= 0x0f,
 
 LIBUSB_CLASS_DIAGNOSTIC_DEVICE
= 0xdc,
 
 LIBUSB_CLASS_WIRELESS
= 0xe0,
 
 LIBUSB_CLASS_MISCELLANEOUS
= 0xef,
 
 LIBUSB_CLASS_APPLICATION
= 0xfe,
 
 LIBUSB_CLASS_VENDOR_SPEC
= 0xff
};
 
enum libusb_descriptor_type
{
 LIBUSB_DT_DEVICE
= 0x01,
 
 LIBUSB_DT_CONFIG
= 0x02,
 
 LIBUSB_DT_STRING
= 0x03,
 
 LIBUSB_DT_INTERFACE
= 0x04,
 
 LIBUSB_DT_ENDPOINT
= 0x05,
 
 LIBUSB_DT_BOS
= 0x0f,
 
 LIBUSB_DT_DEVICE_CAPABILITY
= 0x10,
 
 LIBUSB_DT_HID
= 0x21,
 
 LIBUSB_DT_REPORT
= 0x22,
 
 LIBUSB_DT_PHYSICAL
= 0x23,
 
 LIBUSB_DT_HUB
= 0x29,
 
 LIBUSB_DT_SUPERSPEED_HUB
= 0x2a,
 
 LIBUSB_DT_SS_ENDPOINT_COMPANION
= 0x30
};
 
/* デスクリプター・タイプごとのデスクリプター・サイズ */
#define LIBUSB_DT_DEVICE_SIZE 18
#define LIBUSB_DT_CONFIG_SIZE 9
#define LIBUSB_DT_INTERFACE_SIZE 9
#define LIBUSB_DT_ENDPOINT_SIZE 7
#define LIBUSB_DT_ENDPOINT_AUDIO_SIZE 9 /* Audio extension */
#define LIBUSB_DT_HUB_NONVAR_SIZE 7
#define LIBUSB_DT_SS_ENDPOINT_COMPANION_SIZE 6
#define LIBUSB_DT_BOS_SIZE 5
#define LIBUSB_DT_DEVICE_CAPABILITY_SIZE 3
 
/* BOSデスクリプター・サイズ */
#define LIBUSB_BT_USB_2_0_EXTENSION_SIZE 7
#define LIBUSB_BT_SS_USB_DEVICE_CAPABILITY_SIZE
10
#define LIBUSB_BT_CONTAINER_ID_SIZE 20
 
/* BOSの開梱のため => その最大サイズを定義 */
#define LIBUSB_DT_BOS_MAX_SIZE \
 (LIBUSB_DT_BOS_SIZE + \
 LIBUSB_BT_USB_2_0_EXTENSION_SIZE + \
 LIBUSB_BT_SS_USB_DEVICE_CAPABILITY_SIZE + \
 LIBUSB_BT_CONTAINER_ID_SIZE)
 
#define LIBUSB_ENDPOINT_ADDRESS_MASK 0x0f /* in bEndpointAddress */
#define LIBUSB_ENDPOINT_DIR_MASK 0x80
 
enum libusb_endpoint_direction
{
 LIBUSB_ENDPOINT_OUT
= 0x00,
 
 LIBUSB_ENDPOINT_IN
= 0x80
};
 
#define LIBUSB_TRANSFER_TYPE_MASK 0x03 /* in bmAttributes */
 
enum libusb_endpoint_transfer_type
{
 LIBUSB_ENDPOINT_TRANSFER_TYPE_CONTROL
= 0x0,
 
 LIBUSB_ENDPOINT_TRANSFER_TYPE_ISOCHRONOUS
= 0x1,
 
 LIBUSB_ENDPOINT_TRANSFER_TYPE_BULK
= 0x2,
 
 LIBUSB_ENDPOINT_TRANSFER_TYPE_INTERRUPT
= 0x3
};
 
enum libusb_standard_request
{
 LIBUSB_REQUEST_GET_STATUS
= 0x00,
 
 LIBUSB_REQUEST_CLEAR_FEATURE
= 0x01,
 
 /* 0x02 is reserved */
 
 LIBUSB_REQUEST_SET_FEATURE
= 0x03,
 
 /* 0x04 is reserved */
 
 LIBUSB_REQUEST_SET_ADDRESS
= 0x05,
 
 LIBUSB_REQUEST_GET_DESCRIPTOR
= 0x06,
 
 LIBUSB_REQUEST_SET_DESCRIPTOR
= 0x07,
 
 LIBUSB_REQUEST_GET_CONFIGURATION
= 0x08,
 
 LIBUSB_REQUEST_SET_CONFIGURATION
= 0x09,
 
 LIBUSB_REQUEST_GET_INTERFACE
= 0x0a,
 
 LIBUSB_REQUEST_SET_INTERFACE
= 0x0b,
 
 LIBUSB_REQUEST_SYNCH_FRAME
= 0x0c,
 
 LIBUSB_REQUEST_SET_SEL
= 0x30,
 
 LIBUSB_SET_ISOCH_DELAY
= 0x31
};
 
enum libusb_request_type
{
 LIBUSB_REQUEST_TYPE_STANDARD
= (0x00 << 5),
 
 LIBUSB_REQUEST_TYPE_CLASS
= (0x01 << 5),
 
 LIBUSB_REQUEST_TYPE_VENDOR
= (0x02 << 5),
 
 LIBUSB_REQUEST_TYPE_RESERVED
= (0x03 << 5)
};
 
enum libusb_request_recipient
{
 LIBUSB_RECIPIENT_DEVICE
= 0x00,
 
 LIBUSB_RECIPIENT_INTERFACE
= 0x01,
 
 LIBUSB_RECIPIENT_ENDPOINT
= 0x02,
 
 LIBUSB_RECIPIENT_OTHER
= 0x03
};
 
#define LIBUSB_ISO_SYNC_TYPE_MASK 0x0c
 
enum libusb_iso_sync_type
{
 LIBUSB_ISO_SYNC_TYPE_NONE
= 0x0,
 
 LIBUSB_ISO_SYNC_TYPE_ASYNC
= 0x1,
 
 LIBUSB_ISO_SYNC_TYPE_ADAPTIVE
= 0x2,
 
 LIBUSB_ISO_SYNC_TYPE_SYNC
= 0x3
};
 
#define LIBUSB_ISO_USAGE_TYPE_MASK 0x30
 
enum libusb_iso_usage_type
{
 LIBUSB_ISO_USAGE_TYPE_DATA
= 0x0,
 
 LIBUSB_ISO_USAGE_TYPE_FEEDBACK
= 0x1,
 
 LIBUSB_ISO_USAGE_TYPE_IMPLICIT
= 0x2
};
 
enum libusb_supported_speed
{
 LIBUSB_LOW_SPEED_OPERATION
= (1 << 0),
 
 LIBUSB_FULL_SPEED_OPERATION
= (1 << 1),
 
 LIBUSB_HIGH_SPEED_OPERATION
= (1 << 2),
 
 LIBUSB_SUPER_SPEED_OPERATION
= (1 << 3)
};
 
enum libusb_usb_2_0_extension_attributes
{
 LIBUSB_BM_LPM_SUPPORT
= (1 << 1)
};
 
enum libusb_ss_usb_device_capability_attributes
{
 LIBUSB_BM_LTM_SUPPORT
= (1 << 1)
};
 
enum libusb_bos_type
{
 LIBUSB_BT_WIRELESS_USB_DEVICE_CAPABILITY
= 0x01,
 
 LIBUSB_BT_USB_2_0_EXTENSION
= 0x02,
 
 LIBUSB_BT_SS_USB_DEVICE_CAPABILITY
= 0x03,
 
 LIBUSB_BT_CONTAINER_ID
= 0x04
};
 
struct libusb_device_descriptor {
 uint8_t bLength;
 
 uint8_t bDescriptorType;
 
 uint16_t bcdUSB;
 
 uint8_t bDeviceClass;
 
 uint8_t bDeviceSubClass;
 
 uint8_t bDeviceProtocol;
 
 uint8_t bMaxPacketSize0;
 
 uint16_t idVendor;
 
 uint16_t idProduct;
 
 uint16_t bcdDevice;
 
 uint8_t iManufacturer;
 
 uint8_t iProduct;
 
 uint8_t iSerialNumber;
 
 uint8_t bNumConfigurations;
};
 
struct libusb_endpoint_descriptor
{
 uint8_t bLength;
 
 uint8_t bDescriptorType;
 
 uint8_t bEndpointAddress;
 
 uint8_t bmAttributes;
 
 uint16_t wMaxPacketSize;
 
 uint8_t bInterval;
 
 uint8_t bRefresh;
 
 uint8_t bSynchAddress;
 
 const unsigned char
*extra;
 
 int extra_length;
};
 
struct libusb_interface_descriptor
{
 uint8_t bLength;
 
 uint8_t bDescriptorType;
 
 uint8_t bInterfaceNumber;
 
 uint8_t bAlternateSetting;
 
 uint8_t bNumEndpoints;
 
 uint8_t bInterfaceClass;
 
 uint8_t bInterfaceSubClass;
 
 uint8_t bInterfaceProtocol;
 
 uint8_t iInterface;
 
 const struct libusb_endpoint_descriptor
*endpoint;
 
 const unsigned char
*extra;
 
 int extra_length;
};
 
struct libusb_interface {
 const struct libusb_interface_descriptor
*altsetting;
 
 int num_altsetting;
};
 
struct libusb_config_descriptor {
 uint8_t bLength;
 
 uint8_t bDescriptorType;
 
 uint16_t wTotalLength;
 
 uint8_t bNumInterfaces;
 
 uint8_t bConfigurationValue;
 
 uint8_t iConfiguration;
 
 uint8_t bmAttributes;
 
 uint8_t MaxPower;
 
 const struct libusb_interface *interface;
 
 const unsigned char
*extra;
 
 int extra_length;
};
 
struct libusb_ss_endpoint_companion_descriptor
{
 uint8_t bLength;
 
 uint8_t bDescriptorType;
 
 uint8_t bMaxBurst;
 
 uint8_t bmAttributes;
 
 uint16_t wBytesPerInterval;
};
 
struct libusb_bos_dev_capability_descriptor
{
 uint8_t bLength;
 
 uint8_t bDescriptorType;
 
 uint8_t bDevCapabilityType;
 
 uint8_t dev_capability_data[ZERO_SIZED_ARRAY];
};
 
struct libusb_bos_descriptor {
 uint8_t bLength;
 
 uint8_t bDescriptorType;
 
 uint16_t wTotalLength;
 
 uint8_t bNumDeviceCaps;
 
 struct libusb_bos_dev_capability_descriptor
*dev_capability[ZERO_SIZED_ARRAY];
};
 
struct libusb_usb_2_0_extension_descriptor
{
 uint8_t bLength;
 
 uint8_t bDescriptorType;
 
 uint8_t bDevCapabilityType;
 
 uint32_t bmAttributes;
};
 
struct libusb_ss_usb_device_capability_descriptor
{
 uint8_t bLength;
 
 uint8_t bDescriptorType;
 
 uint8_t bDevCapabilityType;
 
 uint8_t bmAttributes;
 
 uint16_t wSpeedSupported;
 
 uint8_t bFunctionalitySupport;
 
 uint8_t bU1DevExitLat;
 
 uint16_t bU2DevExitLat;
};
 
struct libusb_container_id_descriptor
{
 uint8_t bLength;
 
 uint8_t bDescriptorType;
 
 uint8_t bDevCapabilityType;
 
 uint8_t bReserved;
 
 uint8_t ContainerID[16];
};
 
#if defined(_MSC_VER) || defined(__WATCOMC__)
#pragma pack(push, 1)
#endif
struct libusb_control_setup {
 uint8_t bmRequestType;
 
 uint8_t bRequest;
 
 uint16_t wValue;
 
 uint16_t wIndex;
 
 uint16_t wLength;
} LIBUSB_PACKED;
#if defined(_MSC_VER) || defined(__WATCOMC__)
#pragma pack(pop)
#endif
 
#define LIBUSB_CONTROL_SETUP_SIZE (sizeof(struct
libusb_control_setup))
 
/* libusb */
 
struct libusb_context;
struct libusb_device;
struct libusb_device_handle;
 
struct libusb_version {
 const uint16_t major;
 
 const uint16_t minor;
 
 const uint16_t micro;
 
 const uint16_t nano;
 
 const char *rc;
 
 const char *describe;
};
 
typedef struct libusb_context
libusb_context;
 
typedef struct libusb_device
libusb_device;
 
 
typedef struct libusb_device_handle
libusb_device_handle;
 
enum libusb_speed
{
 LIBUSB_SPEED_UNKNOWN
= 0,
 
 LIBUSB_SPEED_LOW
= 1,
 
 LIBUSB_SPEED_FULL
= 2,
 
 LIBUSB_SPEED_HIGH
= 3,
 
 LIBUSB_SPEED_SUPER
= 4,
 
 LIBUSB_SPEED_SUPER_PLUS
= 5
};
 
enum libusb_error
{
 LIBUSB_SUCCESS
= 0,
 
 LIBUSB_ERROR_IO
= -1,
 
 LIBUSB_ERROR_INVALID_PARAM
= -2,
 
 LIBUSB_ERROR_ACCESS
= -3,
 
 LIBUSB_ERROR_NO_DEVICE
= -4,
 
 LIBUSB_ERROR_NOT_FOUND
= -5,
 
 LIBUSB_ERROR_BUSY
= -6,
 
 LIBUSB_ERROR_TIMEOUT
= -7,
 
 LIBUSB_ERROR_OVERFLOW
= -8,
 
 LIBUSB_ERROR_PIPE
= -9,
 
 LIBUSB_ERROR_INTERRUPTED
= -10,
 
 LIBUSB_ERROR_NO_MEM
= -11,
 
 LIBUSB_ERROR_NOT_SUPPORTED
= -12,
 
 /* 注意: ここに新しいエラーコードを追加するときは、
 以下のLIBUSB_ERROR_COUNTとstrerror.cのメッセージ文字列を更新することを忘れないでください
*/
 
 LIBUSB_ERROR_OTHER
= -99
};
 
/* 列挙型libusb_errorのエラーコードの総数 */
#define LIBUSB_ERROR_COUNT 14
 
enum libusb_transfer_type
{
 LIBUSB_TRANSFER_TYPE_CONTROL
= 0U,
 
 LIBUSB_TRANSFER_TYPE_ISOCHRONOUS
= 1U,
 
 LIBUSB_TRANSFER_TYPE_BULK
= 2U,
 
 LIBUSB_TRANSFER_TYPE_INTERRUPT
= 3U,
 
 LIBUSB_TRANSFER_TYPE_BULK_STREAM
= 4U
};
 
enum libusb_transfer_status
{
 LIBUSB_TRANSFER_COMPLETED,
 
 LIBUSB_TRANSFER_ERROR,
 
 LIBUSB_TRANSFER_TIMED_OUT,
 
 LIBUSB_TRANSFER_CANCELLED,
 
 LIBUSB_TRANSFER_STALL,
 
 LIBUSB_TRANSFER_NO_DEVICE,
 
 LIBUSB_TRANSFER_OVERFLOW
 
 /* 注意! ここに新しいステータスコードを追加するときは、
 libusb_error_name（）を更新することを忘れないでください。 */
};
 
enum libusb_transfer_flags
{
 LIBUSB_TRANSFER_SHORT_NOT_OK
= (1U << 0),
 
 LIBUSB_TRANSFER_FREE_BUFFER
= (1U << 1),
 
 LIBUSB_TRANSFER_FREE_TRANSFER
= (1U << 2),
 
 LIBUSB_TRANSFER_ADD_ZERO_PACKET
= (1U << 3)
};
 
struct libusb_iso_packet_descriptor
{
 unsigned int length;
 
 unsigned int actual_length;
 
 enum libusb_transfer_status
status;
};
 
struct libusb_transfer;
 
typedef void (LIBUSB_CALL
*libusb_transfer_cb_fn)(struct libusb_transfer *transfer);
 
struct libusb_transfer {
 libusb_device_handle
*dev_handle;
 
 uint8_t flags;
 
 unsigned char endpoint;
 
 unsigned char type;
 
 unsigned int timeout;
 
 enum libusb_transfer_status
status;
 
 int length;
 
 int actual_length;
 
 libusb_transfer_cb_fn
callback;
 
 void *user_data;
 
 unsigned char *buffer;
 
 int num_iso_packets;
 
 struct libusb_iso_packet_descriptor
iso_packet_desc[ZERO_SIZED_ARRAY];
};
 
enum libusb_capability
{
 LIBUSB_CAP_HAS_CAPABILITY
= 0x0000U,
 
 LIBUSB_CAP_HAS_HOTPLUG
= 0x0001U,
 
 LIBUSB_CAP_HAS_HID_ACCESS
= 0x0100U,
 
 LIBUSB_CAP_SUPPORTS_DETACH_KERNEL_DRIVER
= 0x0101U
};
 
enum libusb_log_level
{
 LIBUSB_LOG_LEVEL_NONE
= 0,
 
 LIBUSB_LOG_LEVEL_ERROR
= 1,
 
 LIBUSB_LOG_LEVEL_WARNING
= 2,
 
 LIBUSB_LOG_LEVEL_INFO
= 3,
 
 LIBUSB_LOG_LEVEL_DEBUG
= 4
};
 
enum libusb_log_cb_mode
{
 LIBUSB_LOG_CB_GLOBAL
= (1 << 0),
 
 LIBUSB_LOG_CB_CONTEXT
= (1 << 1)
};
 
typedef void (LIBUSB_CALL
*libusb_log_cb)(libusb_context
*ctx,
 enum libusb_log_level
level, const char *str);
 
int LIBUSB_CALL
libusb_init(libusb_context
**ctx);
void LIBUSB_CALL
libusb_exit(libusb_context
*ctx);
LIBUSB_DEPRECATED_FOR(libusb_set_option)
void LIBUSB_CALL
libusb_set_debug(libusb_context
*ctx, int level);
void LIBUSB_CALL
libusb_set_log_cb(libusb_context
*ctx, libusb_log_cb
cb, int mode);
const struct libusb_version * LIBUSB_CALL
libusb_get_version(void);
int LIBUSB_CALL
libusb_has_capability(uint32_t
capability);
const char * LIBUSB_CALL
libusb_error_name(int errcode);
int LIBUSB_CALL
libusb_setlocale(const char *locale);
const char * LIBUSB_CALL
libusb_strerror(int errcode);
 
ssize_t LIBUSB_CALL
libusb_get_device_list(libusb_context
*ctx,
 libusb_device
***list);
void LIBUSB_CALL
libusb_free_device_list(libusb_device
**list,
 int unref_devices);
libusb_device
* LIBUSB_CALL
libusb_ref_device(libusb_device
*dev);
void LIBUSB_CALL
libusb_unref_device(libusb_device
*dev);
 
int LIBUSB_CALL
libusb_get_configuration(libusb_device_handle
*dev,
 int *config);
int LIBUSB_CALL
libusb_get_device_descriptor(libusb_device
*dev,
 struct libusb_device_descriptor
*desc);
int LIBUSB_CALL
libusb_get_active_config_descriptor(libusb_device
*dev,
 struct libusb_config_descriptor
**config);
int LIBUSB_CALL
libusb_get_config_descriptor(libusb_device
*dev,
 uint8_t
config_index, struct libusb_config_descriptor
**config);
int LIBUSB_CALL
libusb_get_config_descriptor_by_value(libusb_device
*dev,
 uint8_t
bConfigurationValue, struct libusb_config_descriptor
**config);
void LIBUSB_CALL
libusb_free_config_descriptor(
 struct libusb_config_descriptor
*config);
int LIBUSB_CALL
libusb_get_ss_endpoint_companion_descriptor(
 libusb_context
*ctx,
 const struct libusb_endpoint_descriptor
*endpoint,
 struct libusb_ss_endpoint_companion_descriptor
**ep_comp);
void LIBUSB_CALL
libusb_free_ss_endpoint_companion_descriptor(
 struct libusb_ss_endpoint_companion_descriptor
*ep_comp);
int LIBUSB_CALL
libusb_get_bos_descriptor(libusb_device_handle
*dev_handle,
 struct libusb_bos_descriptor **bos);
void LIBUSB_CALL
libusb_free_bos_descriptor(struct libusb_bos_descriptor *bos);
int LIBUSB_CALL
libusb_get_usb_2_0_extension_descriptor(
 libusb_context
*ctx,
 struct libusb_bos_dev_capability_descriptor
*dev_cap,
 struct libusb_usb_2_0_extension_descriptor
**usb_2_0_extension);
void LIBUSB_CALL
libusb_free_usb_2_0_extension_descriptor(
 struct libusb_usb_2_0_extension_descriptor
*usb_2_0_extension);
int LIBUSB_CALL
libusb_get_ss_usb_device_capability_descriptor(
 libusb_context
*ctx,
 struct libusb_bos_dev_capability_descriptor
*dev_cap,
 struct libusb_ss_usb_device_capability_descriptor
**ss_usb_device_cap);
void LIBUSB_CALL
libusb_free_ss_usb_device_capability_descriptor(
 struct libusb_ss_usb_device_capability_descriptor
*ss_usb_device_cap);
int LIBUSB_CALL
libusb_get_container_id_descriptor(libusb_context
*ctx,
 struct libusb_bos_dev_capability_descriptor
*dev_cap,
 struct libusb_container_id_descriptor
**container_id);
void LIBUSB_CALL
libusb_free_container_id_descriptor(
 struct libusb_container_id_descriptor
*container_id);
uint8_t LIBUSB_CALL
libusb_get_bus_number(libusb_device
*dev);
uint8_t LIBUSB_CALL
libusb_get_port_number(libusb_device
*dev);
int LIBUSB_CALL
libusb_get_port_numbers(libusb_device
*dev, uint8_t *port_numbers, int
port_numbers_len);
LIBUSB_DEPRECATED_FOR(libusb_get_port_numbers)
int LIBUSB_CALL
libusb_get_port_path(libusb_context
*ctx, libusb_device
*dev, uint8_t *path, uint8_t path_length);
libusb_device
* LIBUSB_CALL
libusb_get_parent(libusb_device
*dev);
uint8_t LIBUSB_CALL
libusb_get_device_address(libusb_device
*dev);
int LIBUSB_CALL
libusb_get_device_speed(libusb_device
*dev);
int LIBUSB_CALL
libusb_get_max_packet_size(libusb_device
*dev,
 unsigned char
endpoint);
int LIBUSB_CALL
libusb_get_max_iso_packet_size(libusb_device
*dev,
 unsigned char
endpoint);
 
int LIBUSB_CALL
libusb_wrap_sys_device(libusb_context
*ctx, intptr_t sys_dev, libusb_device_handle
**dev_handle);
int LIBUSB_CALL
libusb_open(libusb_device
*dev, libusb_device_handle
**dev_handle);
void LIBUSB_CALL
libusb_close(libusb_device_handle
*dev_handle);
libusb_device
* LIBUSB_CALL
libusb_get_device(libusb_device_handle
*dev_handle);
 
int LIBUSB_CALL
libusb_set_configuration(libusb_device_handle
*dev_handle,
 int configuration);
int LIBUSB_CALL
libusb_claim_interface(libusb_device_handle
*dev_handle,
 int interface_number);
int LIBUSB_CALL
libusb_release_interface(libusb_device_handle
*dev_handle,
 int interface_number);
 
libusb_device_handle
* LIBUSB_CALL
libusb_open_device_with_vid_pid(
 libusb_context
*ctx, uint16_t vendor_id, uint16_t product_id);
 
int LIBUSB_CALL
libusb_set_interface_alt_setting(libusb_device_handle
*dev_handle,
 int interface_number, int alternate_setting);
int LIBUSB_CALL
libusb_clear_halt(libusb_device_handle
*dev_handle,
 unsigned char
endpoint);
int LIBUSB_CALL
libusb_reset_device(libusb_device_handle
*dev_handle);
 
int LIBUSB_CALL
libusb_alloc_streams(libusb_device_handle
*dev_handle,
 uint32_t
num_streams, unsigned char *endpoints, int num_endpoints);
int LIBUSB_CALL
libusb_free_streams(libusb_device_handle
*dev_handle,
 unsigned char
*endpoints, int num_endpoints);
 
unsigned char *
LIBUSB_CALL
libusb_dev_mem_alloc(libusb_device_handle
*dev_handle,
 size_t length);
int LIBUSB_CALL
libusb_dev_mem_free(libusb_device_handle
*dev_handle,
 unsigned char
*buffer, size_t length);
 
int LIBUSB_CALL
libusb_kernel_driver_active(libusb_device_handle
*dev_handle,
 int interface_number);
int LIBUSB_CALL
libusb_detach_kernel_driver(libusb_device_handle
*dev_handle,
 int interface_number);
int LIBUSB_CALL
libusb_attach_kernel_driver(libusb_device_handle
*dev_handle,
 int interface_number);
int LIBUSB_CALL
libusb_set_auto_detach_kernel_driver(
 libusb_device_handle
*dev_handle, int enable);
 
/* 非同期入出力 */
 
static inline unsigned
char *libusb_control_transfer_get_data(
 struct libusb_transfer *transfer)
{
 return transfer->buffer
+ LIBUSB_CONTROL_SETUP_SIZE;
}
 
static inline struct libusb_control_setup *libusb_control_transfer_get_setup(
 struct libusb_transfer *transfer)
{
 return (struct libusb_control_setup *)(void *)transfer->buffer;
}
 
static inline void libusb_fill_control_setup(unsigned char
*buffer,
 uint8_t bmRequestType,
uint8_t bRequest,
uint16_t wValue,
uint16_t wIndex,
 uint16_t wLength)
{
 struct libusb_control_setup *setup =
(struct libusb_control_setup *)(void *)buffer;
 setup->bmRequestType
= bmRequestType;
 setup->bRequest
= bRequest;
 setup->wValue
= libusb_cpu_to_le16(wValue);
 setup->wIndex
= libusb_cpu_to_le16(wIndex);
 setup->wLength
= libusb_cpu_to_le16(wLength);
}
 
struct libusb_transfer * LIBUSB_CALL
libusb_alloc_transfer(int iso_packets);
int LIBUSB_CALL
libusb_submit_transfer(struct libusb_transfer *transfer);
int LIBUSB_CALL
libusb_cancel_transfer(struct libusb_transfer *transfer);
void LIBUSB_CALL
libusb_free_transfer(struct libusb_transfer *transfer);
void LIBUSB_CALL
libusb_transfer_set_stream_id(
 struct libusb_transfer *transfer, uint32_t
stream_id);
uint32_t LIBUSB_CALL
libusb_transfer_get_stream_id(
 struct libusb_transfer *transfer);
 
static inline 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)
{
 struct libusb_control_setup *setup =
(struct libusb_control_setup *)(void *)buffer;
 transfer->dev_handle
= dev_handle;
 transfer->endpoint
= 0;
 transfer->type
= LIBUSB_TRANSFER_TYPE_CONTROL;
 transfer->timeout
= timeout;
 transfer->buffer
= buffer;
 if (setup)
 transfer->length
= (int) (LIBUSB_CONTROL_SETUP_SIZE
 + libusb_le16_to_cpu(setup->wLength));
 transfer->user_data
= user_data;
 transfer->callback
= callback;
}
 
static inline 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)
{
 transfer->dev_handle
= dev_handle;
 transfer->endpoint
= endpoint;
 transfer->type
= LIBUSB_TRANSFER_TYPE_BULK;
 transfer->timeout
= timeout;
 transfer->buffer
= buffer;
 transfer->length
= length;
 transfer->user_data
= user_data;
 transfer->callback
= callback;
}
 
static inline 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)
{
 libusb_fill_bulk_transfer(transfer,
dev_handle, endpoint, buffer,
 length,
callback, user_data, timeout);
 transfer->type
= LIBUSB_TRANSFER_TYPE_BULK_STREAM;
 libusb_transfer_set_stream_id(transfer,
stream_id);
}
 
static inline 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)
{
 transfer->dev_handle
= dev_handle;
 transfer->endpoint
= endpoint;
 transfer->type
= LIBUSB_TRANSFER_TYPE_INTERRUPT;
 transfer->timeout
= timeout;
 transfer->buffer
= buffer;
 transfer->length
= length;
 transfer->user_data
= user_data;
 transfer->callback
= callback;
}
 
static inline 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)
{
 transfer->dev_handle
= dev_handle;
 transfer->endpoint
= endpoint;
 transfer->type
= LIBUSB_TRANSFER_TYPE_ISOCHRONOUS;
 transfer->timeout
= timeout;
 transfer->buffer
= buffer;
 transfer->length
= length;
 transfer->num_iso_packets
= num_iso_packets;
 transfer->user_data
= user_data;
 transfer->callback
= callback;
}
 
static inline void libusb_set_iso_packet_lengths(
 struct libusb_transfer *transfer, unsigned int
length)
{
 int i;
 
 for (i = 0; i < transfer->num_iso_packets;
i++)
 transfer->iso_packet_desc[i].length
= length;
}
 
static inline unsigned
char *libusb_get_iso_packet_buffer(
 struct libusb_transfer *transfer, unsigned int
packet)
{
 int i;
 size_t offset = 0;
 int _packet;
 
 /* APIの些細なバグ。パケットはunsigned intですが、他のほとんどすべての場所でsigned
intを使用しています。
 * コンパイラの警告を回避するために、範囲チェックしてsignedに変換します。
 * FIXME for libusb-2. */
 if (packet > INT_MAX)
 return NULL;
 _packet = (int)
packet;
 
 if (_packet >= transfer->num_iso_packets)
 return NULL;
 
 for (i = 0; i < _packet; i++)
 offset +=
transfer->iso_packet_desc[i].length;
 
 return transfer->buffer
+ offset;
}
 
static inline unsigned
char *libusb_get_iso_packet_buffer_simple(
 struct libusb_transfer *transfer, unsigned int
packet)
{
 int _packet;
 
 /* APIの些細なバグ。パケットはunsigned intですが、他のほとんどすべての場所でsigned
intを使用しています。 oops..slight bug in the API. packet is an unsigned int, but we
use
 * コンパイラの警告を回避するために、範囲チェックしてsignedに変換します。
 * FIXME for libusb-2. */
 if (packet > INT_MAX)
 return NULL;
 _packet = (int)
packet;
 
 if (_packet >= transfer->num_iso_packets)
 return NULL;
 
 return transfer->buffer
+ ((int) transfer->iso_packet_desc[0].length
* _packet);
}
 
/* 同期入出力 */
 
int LIBUSB_CALL
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);
 
int LIBUSB_CALL
libusb_bulk_transfer(libusb_device_handle
*dev_handle,
 unsigned char
endpoint, unsigned char *data, int
length,
 int *actual_length, unsigned int
timeout);
 
int LIBUSB_CALL
libusb_interrupt_transfer(libusb_device_handle
*dev_handle,
 unsigned char
endpoint, unsigned char *data, int
length,
 int *actual_length, unsigned int
timeout);
 
static inline int libusb_get_descriptor(libusb_device_handle
*dev_handle,
 uint8_t
desc_type, uint8_t desc_index, unsigned
char *data, int length)
{
 return libusb_control_transfer(dev_handle,
LIBUSB_ENDPOINT_IN,
 LIBUSB_REQUEST_GET_DESCRIPTOR,
(uint16_t) ((desc_type << 8) | desc_index),
 0, data,
(uint16_t) length, 1000);
}
 
static inline int libusb_get_string_descriptor(libusb_device_handle
*dev_handle,
 uint8_t
desc_index, uint16_t langid, unsigned char *data, int
length)
{
 return libusb_control_transfer(dev_handle,
LIBUSB_ENDPOINT_IN,
 LIBUSB_REQUEST_GET_DESCRIPTOR,
(uint16_t)((LIBUSB_DT_STRING
<< 8) | desc_index),
 langid, data,
(uint16_t) length, 1000);
}
 
int LIBUSB_CALL
libusb_get_string_descriptor_ascii(libusb_device_handle
*dev_handle,
 uint8_t
desc_index, unsigned char *data, int
length);
 
/* ポーリングとタイムアウト */
 
int LIBUSB_CALL
libusb_try_lock_events(libusb_context
*ctx);
void LIBUSB_CALL
libusb_lock_events(libusb_context
*ctx);
void LIBUSB_CALL
libusb_unlock_events(libusb_context
*ctx);
int LIBUSB_CALL
libusb_event_handling_ok(libusb_context
*ctx);
int LIBUSB_CALL
libusb_event_handler_active(libusb_context
*ctx);
void LIBUSB_CALL
libusb_interrupt_event_handler(libusb_context
*ctx);
void LIBUSB_CALL
libusb_lock_event_waiters(libusb_context
*ctx);
void LIBUSB_CALL
libusb_unlock_event_waiters(libusb_context
*ctx);
int LIBUSB_CALL
libusb_wait_for_event(libusb_context
*ctx, struct timeval *tv);
 
int LIBUSB_CALL
libusb_handle_events_timeout(libusb_context
*ctx,
 struct timeval *tv);
int LIBUSB_CALL
libusb_handle_events_timeout_completed(libusb_context
*ctx,
 struct timeval *tv, int *completed);
int LIBUSB_CALL
libusb_handle_events(libusb_context
*ctx);
int LIBUSB_CALL
libusb_handle_events_completed(libusb_context
*ctx, int *completed);
int LIBUSB_CALL
libusb_handle_events_locked(libusb_context
*ctx,
 struct timeval *tv);
int LIBUSB_CALL
libusb_pollfds_handle_timeouts(libusb_context
*ctx);
int LIBUSB_CALL
libusb_get_next_timeout(libusb_context
*ctx,
 struct timeval *tv);
 
struct libusb_pollfd {
 int fd;
 
 short events;
};
 
typedef void (LIBUSB_CALL
*libusb_pollfd_added_cb)(int fd, short
events,
 void *user_data);
 
typedef void (LIBUSB_CALL
*libusb_pollfd_removed_cb)(int fd, void
*user_data);
 
const struct libusb_pollfd ** LIBUSB_CALL
libusb_get_pollfds(
 libusb_context
*ctx);
void LIBUSB_CALL
libusb_free_pollfds(const struct libusb_pollfd **pollfds);
void LIBUSB_CALL
libusb_set_pollfd_notifiers(libusb_context
*ctx,
 libusb_pollfd_added_cb
added_cb, libusb_pollfd_removed_cb
removed_cb,
 void *user_data);
 
typedef int libusb_hotplug_callback_handle;
 
typedef enum {
 LIBUSB_HOTPLUG_EVENT_DEVICE_ARRIVED
= (1 << 0),
 
 LIBUSB_HOTPLUG_EVENT_DEVICE_LEFT
= (1 << 1)
} libusb_hotplug_event;
 
typedef enum {
 LIBUSB_HOTPLUG_ENUMERATE
= (1 << 0)
} libusb_hotplug_flag;
 
#define
LIBUSB_HOTPLUG_NO_FLAGS 0
 
#define
LIBUSB_HOTPLUG_MATCH_ANY -1
 
typedef int (LIBUSB_CALL
*libusb_hotplug_callback_fn)(libusb_context
*ctx,
 libusb_device
*device, libusb_hotplug_event
event, void *user_data);
 
int LIBUSB_CALL
libusb_hotplug_register_callback(libusb_context
*ctx,
 int events,
int 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);
 
void LIBUSB_CALL
libusb_hotplug_deregister_callback(libusb_context
*ctx,
 libusb_hotplug_callback_handle
callback_handle);
 
void * LIBUSB_CALL
libusb_hotplug_get_user_data(libusb_context
*ctx,
 libusb_hotplug_callback_handle
callback_handle);
 
enum libusb_option
{
 LIBUSB_OPTION_LOG_LEVEL
= 0,
 
 LIBUSB_OPTION_USE_USBDK
= 1,
 
 LIBUSB_OPTION_WEAK_AUTHORITY
= 2,
 

LIBUSB_OPTION_MAX = 3
};
 
int LIBUSB_CALL
libusb_set_option(libusb_context
*ctx, enum libusb_option
option, ...);
 
#if defined(__cplusplus)
}
#endif
 
#endif