diff options
Diffstat (limited to 'lib/libusb/libusb.h')
| -rw-r--r-- | lib/libusb/libusb.h | 647 |
1 files changed, 647 insertions, 0 deletions
diff --git a/lib/libusb/libusb.h b/lib/libusb/libusb.h new file mode 100644 index 000000000000..623b56fb273b --- /dev/null +++ b/lib/libusb/libusb.h @@ -0,0 +1,647 @@ +/*- + * SPDX-License-Identifier: BSD-2-Clause + * + * Copyright (c) 2009 Sylvestre Gallon. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef __LIBUSB_H__ +#define __LIBUSB_H__ + +#ifndef LIBUSB_GLOBAL_INCLUDE_FILE +#include <stdint.h> +#include <sys/time.h> +#include <sys/types.h> +#endif + +#define LIBUSB_API_VERSION 0x01000102 + +#define LIBUSB_CALL + +#ifdef __cplusplus +extern "C" { +#endif +#if 0 +} /* indent fix */ + +#endif + +/* libusb enums */ + +enum libusb_class_code { + LIBUSB_CLASS_PER_INTERFACE = 0, + LIBUSB_CLASS_AUDIO = 1, + LIBUSB_CLASS_COMM = 2, + LIBUSB_CLASS_HID = 3, + LIBUSB_CLASS_PHYSICAL = 5, + LIBUSB_CLASS_PTP = 6, + LIBUSB_CLASS_IMAGE = 6, + LIBUSB_CLASS_PRINTER = 7, + LIBUSB_CLASS_MASS_STORAGE = 8, + LIBUSB_CLASS_HUB = 9, + LIBUSB_CLASS_DATA = 10, + LIBUSB_CLASS_SMART_CARD = 11, + LIBUSB_CLASS_CONTENT_SECURITY = 13, + LIBUSB_CLASS_VIDEO = 14, + LIBUSB_CLASS_PERSONAL_HEALTHCARE = 15, + 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_HID = 0x21, + LIBUSB_DT_REPORT = 0x22, + LIBUSB_DT_PHYSICAL = 0x23, + LIBUSB_DT_HUB = 0x29, + LIBUSB_DT_BOS = 0x0f, + LIBUSB_DT_DEVICE_CAPABILITY = 0x10, + LIBUSB_DT_SS_ENDPOINT_COMPANION = 0x30, +}; + +enum libusb_device_capability_type { + LIBUSB_WIRELESS_USB_DEVICE_CAPABILITY = 0x1, + LIBUSB_USB_2_0_EXTENSION_DEVICE_CAPABILITY = 0x2, + LIBUSB_SS_USB_DEVICE_CAPABILITY = 0x3, + LIBUSB_CONTAINER_ID_DEVICE_CAPABILITY = 0x4, +}; + +#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 +#define LIBUSB_DT_HUB_NONVAR_SIZE 7 +#define LIBUSB_DT_SS_ENDPOINT_COMPANION_SIZE 6 +#define LIBUSB_DT_BOS_SIZE 5 +#define LIBUSB_USB_2_0_EXTENSION_DEVICE_CAPABILITY_SIZE 7 +#define LIBUSB_SS_USB_DEVICE_CAPABILITY_SIZE 10 + +#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 +#define LIBUSB_BT_PLATFORM_DESCRIPTOR_MIN_SIZE 20 + +#define LIBUSB_ENDPOINT_ADDRESS_MASK 0x0f +#define LIBUSB_ENDPOINT_DIR_MASK 0x80 + +enum libusb_endpoint_direction { + LIBUSB_ENDPOINT_IN = 0x80, + LIBUSB_ENDPOINT_OUT = 0x00, +}; + +#define LIBUSB_TRANSFER_TYPE_MASK 0x03 + +enum libusb_transfer_type { + LIBUSB_TRANSFER_TYPE_CONTROL = 0, + LIBUSB_TRANSFER_TYPE_ISOCHRONOUS = 1, + LIBUSB_TRANSFER_TYPE_BULK = 2, + LIBUSB_TRANSFER_TYPE_INTERRUPT = 3, + LIBUSB_TRANSFER_TYPE_BULK_STREAM = 4, +}; + +enum libusb_standard_request { + LIBUSB_REQUEST_GET_STATUS = 0x00, + LIBUSB_REQUEST_CLEAR_FEATURE = 0x01, + LIBUSB_REQUEST_SET_FEATURE = 0x03, + 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_REQUEST_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 = 0, + LIBUSB_ISO_SYNC_TYPE_ASYNC = 1, + LIBUSB_ISO_SYNC_TYPE_ADAPTIVE = 2, + LIBUSB_ISO_SYNC_TYPE_SYNC = 3, +}; + +#define LIBUSB_ISO_USAGE_TYPE_MASK 0x30 + +enum libusb_iso_usage_type { + LIBUSB_ISO_USAGE_TYPE_DATA = 0, + LIBUSB_ISO_USAGE_TYPE_FEEDBACK = 1, + LIBUSB_ISO_USAGE_TYPE_IMPLICIT = 2, +}; + +enum libusb_usb_2_0_extension_attributes { + LIBUSB_BM_LPM_SUPPORT = 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_bos_type { + LIBUSB_BT_WIRELESS_USB_DEVICE_CAPABILITY = 1, + LIBUSB_BT_USB_2_0_EXTENSION = 2, + LIBUSB_BT_SS_USB_DEVICE_CAPABILITY = 3, + LIBUSB_BT_CONTAINER_ID = 4, + LIBUSB_BT_PLATFORM_DESCRIPTOR = 5, +}; + +enum libusb_capability { + /* libusb supports libusb_has_capability(). */ + LIBUSB_CAP_HAS_CAPABILITY = 0, + /* Hotplug support is available. */ + LIBUSB_CAP_HAS_HOTPLUG, + /* Can access HID devices without requiring user intervention. */ + LIBUSB_CAP_HAS_HID_ACCESS, + + /* + * Supports detaching of the default USB driver with + * libusb_detach_kernel_driver(). + */ + LIBUSB_CAP_SUPPORTS_DETACH_KERNEL_DRIVER, +}; + +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, + LIBUSB_ERROR_OTHER = -99, +}; + +#define LIBUSB_ERROR_COUNT 14 + +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_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, +}; + +enum libusb_transfer_flags { + LIBUSB_TRANSFER_SHORT_NOT_OK = 1 << 0, + LIBUSB_TRANSFER_FREE_BUFFER = 1 << 1, + LIBUSB_TRANSFER_FREE_TRANSFER = 1 << 2, +}; + +enum libusb_log_level { + LIBUSB_LOG_LEVEL_NONE = 0, + LIBUSB_LOG_LEVEL_ERROR, + LIBUSB_LOG_LEVEL_WARNING, + LIBUSB_LOG_LEVEL_INFO, + LIBUSB_LOG_LEVEL_DEBUG +}; + +#define LIBUSB_HOTPLUG_MATCH_ANY -1 + +typedef enum { + LIBUSB_HOTPLUG_NO_FLAGS = 0, + LIBUSB_HOTPLUG_ENUMERATE = 1 << 0, +} libusb_hotplug_flag; + +typedef enum { + LIBUSB_HOTPLUG_EVENT_DEVICE_ARRIVED = 1, + LIBUSB_HOTPLUG_EVENT_DEVICE_LEFT = 2, +} libusb_hotplug_event; + +enum libusb_option { + LIBUSB_OPTION_LOG_LEVEL = 0, + LIBUSB_OPTION_USE_USBDK = 1, + LIBUSB_OPTION_NO_DEVICE_DISCOVERY = 2, + LIBUSB_OPTION_WEAK_AUTHORITY = 2, + LIBUSB_OPTION_MAX = 3, +}; + +/* libusb structures */ + +struct libusb_context; +struct libusb_device; +struct libusb_transfer; +struct libusb_device_handle; +struct libusb_hotplug_callback_handle_struct; + +struct libusb_pollfd { + int fd; + short events; +}; + +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; +}; + +struct libusb_init_option { + enum libusb_option option; + union { + int64_t ival; + } value; +}; + +typedef struct libusb_context libusb_context; +typedef struct libusb_device libusb_device; +typedef struct libusb_device_handle libusb_device_handle; +typedef struct libusb_pollfd libusb_pollfd; +typedef void (*libusb_pollfd_added_cb) (int fd, short events, void *user_data); +typedef void (*libusb_pollfd_removed_cb) (int fd, void *user_data); +typedef struct libusb_hotplug_callback_handle_struct *libusb_hotplug_callback_handle; + +typedef 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; +} libusb_device_descriptor; + +typedef 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; + uint8_t *extra; + int extra_length; +} libusb_endpoint_descriptor __aligned(sizeof(void *)); + +typedef struct libusb_ss_endpoint_companion_descriptor { + uint8_t bLength; + uint8_t bDescriptorType; + uint8_t bMaxBurst; + uint8_t bmAttributes; + uint16_t wBytesPerInterval; +} libusb_ss_endpoint_companion_descriptor __aligned(sizeof(void *)); + +typedef 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; + struct libusb_endpoint_descriptor *endpoint; + uint8_t *extra; + int extra_length; +} libusb_interface_descriptor __aligned(sizeof(void *)); + +typedef struct libusb_interface { + struct libusb_interface_descriptor *altsetting; + int num_altsetting; +} libusb_interface __aligned(sizeof(void *)); + +typedef 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; + struct libusb_interface *interface; + uint8_t *extra; + int extra_length; +} libusb_config_descriptor __aligned(sizeof(void *)); + +typedef struct libusb_usb_2_0_device_capability_descriptor { + uint8_t bLength; + uint8_t bDescriptorType; + uint8_t bDevCapabilityType; + uint32_t bmAttributes; +#define LIBUSB_USB_2_0_CAPABILITY_LPM_SUPPORT (1 << 1) +} libusb_usb_2_0_device_capability_descriptor __aligned(sizeof(void *)); + +typedef struct libusb_ss_usb_device_capability_descriptor { + uint8_t bLength; + uint8_t bDescriptorType; + uint8_t bDevCapabilityType; + uint8_t bmAttributes; +#define LIBUSB_SS_USB_CAPABILITY_LPM_SUPPORT (1 << 1) + uint16_t wSpeedSupported; +#define LIBUSB_CAPABILITY_LOW_SPEED_OPERATION (1) +#define LIBUSB_CAPABILITY_FULL_SPEED_OPERATION (1 << 1) +#define LIBUSB_CAPABILITY_HIGH_SPEED_OPERATION (1 << 2) +#define LIBUSB_CAPABILITY_5GBPS_OPERATION (1 << 3) + uint8_t bFunctionalitySupport; + uint8_t bU1DevExitLat; + uint16_t wU2DevExitLat; +} libusb_ss_usb_device_capability_descriptor __aligned(sizeof(void *)); + +typedef struct libusb_bos_dev_capability_descriptor { + uint8_t bLength; + uint8_t bDescriptorType; + uint8_t bDevCapabilityType; + uint8_t dev_capability_data[0]; +} libusb_bos_dev_capability_descriptor __aligned(sizeof(void *)); + +typedef struct libusb_bos_descriptor { + uint8_t bLength; + uint8_t bDescriptorType; + uint16_t wTotalLength; +#ifndef bNumDeviceCapabilities +#define bNumDeviceCapabilities bNumDeviceCaps +#endif + uint8_t bNumDeviceCaps; + struct libusb_usb_2_0_device_capability_descriptor *usb_2_0_ext_cap; + struct libusb_ss_usb_device_capability_descriptor *ss_usb_cap; + struct libusb_bos_dev_capability_descriptor **dev_capability; +} libusb_bos_descriptor __aligned(sizeof(void *)); + +typedef struct libusb_usb_2_0_extension_descriptor { + uint8_t bLength; + uint8_t bDescriptorType; + uint8_t bDevCapabilityType; + uint32_t bmAttributes; +} libusb_usb_2_0_extension_descriptor __aligned(sizeof(void *)); + +typedef struct libusb_container_id_descriptor { + uint8_t bLength; + uint8_t bDescriptorType; + uint8_t bDevCapabilityType; + uint8_t bReserved; + uint8_t ContainerID[16]; +} libusb_container_id_descriptor __aligned(sizeof(void *)); + +typedef struct libusb_platform_descriptor { + uint8_t bLength; + uint8_t bDescriptorType; + uint8_t bDevCapabilityType; + uint8_t bReserved; + uint8_t PlatformCapabilityUUID[16]; + uint8_t CapabilityData[]; +} libusb_platform_descriptor __aligned(sizeof(void *)); + +typedef struct libusb_control_setup { + uint8_t bmRequestType; + uint8_t bRequest; + uint16_t wValue; + uint16_t wIndex; + uint16_t wLength; +} libusb_control_setup; + +#define LIBUSB_CONTROL_SETUP_SIZE 8 /* bytes */ + +typedef struct libusb_iso_packet_descriptor { + uint32_t length; + uint32_t actual_length; + enum libusb_transfer_status status; +} libusb_iso_packet_descriptor __aligned(sizeof(void *)); + +typedef void (*libusb_transfer_cb_fn) (struct libusb_transfer *transfer); + +typedef struct libusb_transfer { + libusb_device_handle *dev_handle; + uint8_t flags; + uint8_t endpoint; + uint8_t type; + uint32_t timeout; + enum libusb_transfer_status status; + int length; + int actual_length; + libusb_transfer_cb_fn callback; + void *user_data; + uint8_t *buffer; + int num_iso_packets; + struct libusb_iso_packet_descriptor iso_packet_desc[0]; +} libusb_transfer __aligned(sizeof(void *)); + +/* Library initialisation */ + +void libusb_set_debug(libusb_context * ctx, int level); +const struct libusb_version *libusb_get_version(void); +const char *libusb_strerror(int code); +const char *libusb_error_name(int code); +int libusb_init(libusb_context ** context); +int libusb_init_context(libusb_context **, const struct libusb_init_option [], int num_options); +void libusb_exit(struct libusb_context *ctx); +int libusb_has_capability(uint32_t capability); +int libusb_setlocale(const char *locale); + +/* Device handling and enumeration */ + +ssize_t libusb_get_device_list(libusb_context * ctx, libusb_device *** list); +void libusb_free_device_list(libusb_device ** list, int unref_devices); +uint8_t libusb_get_bus_number(libusb_device * dev); +uint8_t libusb_get_port_number(libusb_device * dev); +int libusb_get_port_numbers(libusb_device *dev, uint8_t *buf, uint8_t bufsize); +int libusb_get_port_path(libusb_context *ctx, libusb_device *dev, uint8_t *buf, uint8_t bufsize); +uint8_t libusb_get_device_address(libusb_device * dev); +enum libusb_speed libusb_get_device_speed(libusb_device * dev); +int libusb_clear_halt(libusb_device_handle *devh, uint8_t endpoint); +int libusb_get_max_packet_size(libusb_device * dev, uint8_t endpoint); +int libusb_get_max_iso_packet_size(libusb_device * dev, uint8_t endpoint); +libusb_device *libusb_ref_device(libusb_device * dev); +void libusb_unref_device(libusb_device * dev); +int libusb_wrap_sys_device(libusb_context *ctx, intptr_t sys_dev, libusb_device_handle **dev_handle); +int libusb_open(libusb_device * dev, libusb_device_handle ** devh); +libusb_device_handle *libusb_open_device_with_vid_pid(libusb_context * ctx, uint16_t vendor_id, uint16_t product_id); +void libusb_close(libusb_device_handle * devh); +libusb_device *libusb_get_device(libusb_device_handle * devh); +libusb_device *libusb_get_parent(libusb_device * dev); +int libusb_get_configuration(libusb_device_handle * devh, int *config); +int libusb_set_configuration(libusb_device_handle * devh, int configuration); +int libusb_claim_interface(libusb_device_handle * devh, int interface_number); +int libusb_release_interface(libusb_device_handle * devh, int interface_number); +int libusb_reset_device(libusb_device_handle * devh); +int libusb_check_connected(libusb_device_handle * devh); +int libusb_kernel_driver_active(libusb_device_handle * devh, int interface); +int libusb_get_driver_np(libusb_device_handle * devh, int interface, char *name, int namelen); +int libusb_get_driver(libusb_device_handle * devh, int interface, char *name, int namelen); +int libusb_detach_kernel_driver_np(libusb_device_handle * devh, int interface); +int libusb_detach_kernel_driver(libusb_device_handle * devh, int interface); +int libusb_attach_kernel_driver(libusb_device_handle * devh, int interface); +int libusb_set_auto_detach_kernel_driver(libusb_device_handle *dev, int enable); +int libusb_set_interface_alt_setting(libusb_device_handle * devh, int interface_number, int alternate_setting); +unsigned char *libusb_dev_mem_alloc(libusb_device_handle *devh); +int libusb_dev_mem_free(libusb_device_handle *devh, unsigned char *buffer, + size_t size); + +/* USB Descriptors */ + +int libusb_get_device_descriptor(libusb_device * dev, struct libusb_device_descriptor *desc); +int libusb_get_active_config_descriptor(libusb_device * dev, struct libusb_config_descriptor **config); +int libusb_get_config_descriptor(libusb_device * dev, uint8_t config_index, struct libusb_config_descriptor **config); +int libusb_get_config_descriptor_by_value(libusb_device * dev, uint8_t bConfigurationValue, struct libusb_config_descriptor **config); +void libusb_free_config_descriptor(struct libusb_config_descriptor *config); +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); +void libusb_free_ss_endpoint_companion_descriptor(struct libusb_ss_endpoint_companion_descriptor *ep_comp); +int libusb_get_string_descriptor(libusb_device_handle * devh, uint8_t desc_index, uint16_t langid, unsigned char *data, int length); +int libusb_get_string_descriptor_ascii(libusb_device_handle * devh, uint8_t desc_index, uint8_t *data, int length); +int libusb_get_descriptor(libusb_device_handle * devh, uint8_t desc_type, uint8_t desc_index, uint8_t *data, int length); +int libusb_parse_ss_endpoint_comp(const void *buf, int len, struct libusb_ss_endpoint_companion_descriptor **ep_comp); +void libusb_free_ss_endpoint_comp(struct libusb_ss_endpoint_companion_descriptor *ep_comp); +int libusb_parse_bos_descriptor(const void *buf, int len, struct libusb_bos_descriptor **bos); +void libusb_free_bos_descriptor(struct libusb_bos_descriptor *bos); +int libusb_get_bos_descriptor(libusb_device_handle *handle, struct libusb_bos_descriptor **bos); +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); +void libusb_free_usb_2_0_extension_descriptor(struct libusb_usb_2_0_extension_descriptor *usb_2_0_extension); +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); +void libusb_free_ss_usb_device_capability_descriptor(struct libusb_ss_usb_device_capability_descriptor *ss_usb_device_capability); +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); +void libusb_free_container_id_descriptor(struct libusb_container_id_descriptor *container_id); +int libusb_get_platform_descriptor(libusb_context *ctx, struct libusb_bos_dev_capability_descriptor *dev_cap, struct libusb_platform_descriptor **platform_descriptor); +void libusb_free_platform_descriptor(struct libusb_platform_descriptor *platform_descriptor); + +/* Asynchronous device I/O */ + +struct libusb_transfer *libusb_alloc_transfer(int iso_packets); +void libusb_free_transfer(struct libusb_transfer *transfer); +int libusb_submit_transfer(struct libusb_transfer *transfer); +int libusb_cancel_transfer(struct libusb_transfer *transfer); +uint8_t *libusb_get_iso_packet_buffer(struct libusb_transfer *transfer, uint32_t index); +uint8_t *libusb_get_iso_packet_buffer_simple(struct libusb_transfer *transfer, uint32_t index); +void libusb_set_iso_packet_lengths(struct libusb_transfer *transfer, uint32_t length); +uint8_t *libusb_control_transfer_get_data(struct libusb_transfer *transfer); +struct libusb_control_setup *libusb_control_transfer_get_setup(struct libusb_transfer *transfer); +void libusb_fill_control_setup(uint8_t *buf, uint8_t bmRequestType, uint8_t bRequest, uint16_t wValue, uint16_t wIndex, uint16_t wLength); +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); +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); +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); +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); +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); + +/* Polling and timing */ + +int libusb_try_lock_events(libusb_context * ctx); +void libusb_lock_events(libusb_context * ctx); +void libusb_unlock_events(libusb_context * ctx); +int libusb_event_handling_ok(libusb_context * ctx); +int libusb_event_handler_active(libusb_context * ctx); +void libusb_interrupt_event_handler(libusb_context *ctx); +void libusb_lock_event_waiters(libusb_context * ctx); +void libusb_unlock_event_waiters(libusb_context * ctx); +int libusb_wait_for_event(libusb_context * ctx, struct timeval *tv); +int libusb_handle_events_timeout_completed(libusb_context * ctx, struct timeval *tv, int *completed); +int libusb_handle_events_completed(libusb_context * ctx, int *completed); +int libusb_handle_events_timeout(libusb_context * ctx, struct timeval *tv); +int libusb_handle_events(libusb_context * ctx); +int libusb_handle_events_locked(libusb_context * ctx, struct timeval *tv); +int libusb_pollfds_handle_timeouts(libusb_context *ctx); +int libusb_get_next_timeout(libusb_context * ctx, struct timeval *tv); +void libusb_set_pollfd_notifiers(libusb_context * ctx, libusb_pollfd_added_cb added_cb, libusb_pollfd_removed_cb removed_cb, void *user_data); +const struct libusb_pollfd **libusb_get_pollfds(libusb_context *ctx); +void libusb_free_pollfds(const struct libusb_pollfd **pollfds); + +/* Synchronous device I/O */ + +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); +int libusb_bulk_transfer(libusb_device_handle * devh, uint8_t endpoint, uint8_t *data, int length, int *transferred, uint32_t timeout); +int libusb_interrupt_transfer(libusb_device_handle * devh, uint8_t endpoint, uint8_t *data, int length, int *transferred, uint32_t timeout); + +/* Byte-order */ + +uint16_t libusb_cpu_to_le16(uint16_t x); +uint16_t libusb_le16_to_cpu(uint16_t x); + +/* Hotplug support */ + +typedef int (*libusb_hotplug_callback_fn)(libusb_context *ctx, + libusb_device *device, libusb_hotplug_event event, void *user_data); + +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); +void libusb_hotplug_deregister_callback(libusb_context *ctx, libusb_hotplug_callback_handle handle); +void *libusb_hotplug_get_user_data(struct libusb_context *ctx, + libusb_hotplug_callback_handle callback_handle); + +/* Streams support */ + +int libusb_alloc_streams(libusb_device_handle *dev, uint32_t num_streams, unsigned char *endpoints, int num_endpoints); +int libusb_free_streams(libusb_device_handle *dev, unsigned char *endpoints, int num_endpoints); +void libusb_transfer_set_stream_id(struct libusb_transfer *transfer, uint32_t stream_id); +uint32_t libusb_transfer_get_stream_id(struct libusb_transfer *transfer); + +#if 0 +{ /* indent fix */ +#endif +#ifdef __cplusplus +} + +#endif + +#endif /* __LIBUSB_H__ */ |