535 lines
16 KiB
C
535 lines
16 KiB
C
|
/* $FreeBSD$ */
|
||
|
/*-
|
||
|
* Copyright (c) 2008 Hans Petter Selasky. All rights reserved.
|
||
|
* Copyright (c) 2007-2008 Daniel Drake. All rights reserved.
|
||
|
* Copyright (c) 2001 Johannes Erdfelt. 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.
|
||
|
*/
|
||
|
|
||
|
/*
|
||
|
* NOTE: This file contains the definition of some standard USB
|
||
|
* structures. All structures which name ends by *DECODED use host byte
|
||
|
* order.
|
||
|
*/
|
||
|
|
||
|
/*
|
||
|
* NOTE: This file uses a lot of macros. If you want to see what the
|
||
|
* macros become when they are expanded then run the following
|
||
|
* commands from your shell:
|
||
|
*
|
||
|
* cpp libusb20_desc.h > temp.h
|
||
|
* indent temp.h
|
||
|
* less temp.h
|
||
|
*/
|
||
|
|
||
|
#ifndef _LIBUSB20_DESC_H_
|
||
|
#define _LIBUSB20_DESC_H_
|
||
|
|
||
|
#ifdef __cplusplus
|
||
|
extern "C" {
|
||
|
#endif
|
||
|
#if 0
|
||
|
}; /* style */
|
||
|
|
||
|
#endif
|
||
|
/* basic macros */
|
||
|
|
||
|
#define LIBUSB20__NOT(...) __VA_ARGS__
|
||
|
#define LIBUSB20_NOT(arg) LIBUSB20__NOT(LIBUSB20_YES arg(() LIBUSB20_NO))
|
||
|
#define LIBUSB20_YES(...) __VA_ARGS__
|
||
|
#define LIBUSB20_NO(...)
|
||
|
#define LIBUSB20_END(...) __VA_ARGS__
|
||
|
#define LIBUSB20_MAX(a,b) (((a) > (b)) ? (a) : (b))
|
||
|
#define LIBUSB20_MIN(a,b) (((a) < (b)) ? (a) : (b))
|
||
|
|
||
|
#define LIBUSB20_ADD_BYTES(ptr,off) \
|
||
|
((void *)(((const uint8_t *)(ptr)) + (off)))
|
||
|
|
||
|
/* basic message elements */
|
||
|
enum {
|
||
|
LIBUSB20_ME_INT8,
|
||
|
LIBUSB20_ME_INT16,
|
||
|
LIBUSB20_ME_INT32,
|
||
|
LIBUSB20_ME_INT64,
|
||
|
LIBUSB20_ME_STRUCT,
|
||
|
LIBUSB20_ME_MAX, /* used to indicate end */
|
||
|
};
|
||
|
|
||
|
/* basic message element modifiers */
|
||
|
enum {
|
||
|
LIBUSB20_ME_IS_UNSIGNED = 0x00,
|
||
|
LIBUSB20_ME_IS_SIGNED = 0x80,
|
||
|
LIBUSB20_ME_MASK = 0x7F,
|
||
|
};
|
||
|
|
||
|
enum {
|
||
|
LIBUSB20_ME_IS_RAW, /* structure excludes length field
|
||
|
* (hardcoded value) */
|
||
|
LIBUSB20_ME_IS_ENCODED, /* structure includes length field */
|
||
|
LIBUSB20_ME_IS_EMPTY, /* no structure */
|
||
|
LIBUSB20_ME_IS_DECODED, /* structure is recursive */
|
||
|
};
|
||
|
|
||
|
/* basic helper structures and macros */
|
||
|
|
||
|
#define LIBUSB20_ME_STRUCT_ALIGN sizeof(void *)
|
||
|
|
||
|
struct libusb20_me_struct {
|
||
|
void *ptr; /* data pointer */
|
||
|
uint16_t len; /* defaults to zero */
|
||
|
uint16_t type; /* defaults to LIBUSB20_ME_IS_EMPTY */
|
||
|
} __aligned(LIBUSB20_ME_STRUCT_ALIGN);
|
||
|
|
||
|
struct libusb20_me_format {
|
||
|
const uint8_t *format; /* always set */
|
||
|
const char *desc; /* optionally set */
|
||
|
const char *fields; /* optionally set */
|
||
|
};
|
||
|
|
||
|
#define LIBUSB20_ME_STRUCT(n, field, arg, ismeta) \
|
||
|
ismeta ( LIBUSB20_ME_STRUCT, 1, 0, ) \
|
||
|
LIBUSB20_NOT(ismeta) ( struct libusb20_me_struct field; )
|
||
|
|
||
|
#define LIBUSB20_ME_STRUCT_ARRAY(n, field, arg, ismeta) \
|
||
|
ismeta ( LIBUSB20_ME_STRUCT , (arg) & 0xFF, \
|
||
|
((arg) / 0x100) & 0xFF, ) \
|
||
|
LIBUSB20_NOT(ismeta) ( struct libusb20_me_struct field [arg]; )
|
||
|
|
||
|
#define LIBUSB20_ME_INTEGER(n, field, ismeta, un, u, bits, a, size) \
|
||
|
ismeta ( LIBUSB20_ME_INT##bits | \
|
||
|
LIBUSB20_ME_IS_##un##SIGNED , \
|
||
|
(size) & 0xFF, ((size) / 0x100) & 0xFF, ) \
|
||
|
LIBUSB20_NOT(ismeta) ( u##int##bits##_t \
|
||
|
__aligned((bits) / 8) field a; )
|
||
|
|
||
|
#define LIBUSB20_ME_UINT8_T(n, field, arg, ismeta) \
|
||
|
LIBUSB20_ME_INTEGER(n, field, ismeta, UN, u, 8, , 1)
|
||
|
|
||
|
#define LIBUSB20_ME_UINT8_ARRAY_T(n, field, arg, ismeta) \
|
||
|
LIBUSB20_ME_INTEGER(n, field, ismeta, UN, u, 8, [arg], arg)
|
||
|
|
||
|
#define LIBUSB20_ME_SINT8_T(n, field, arg, ismeta) \
|
||
|
LIBUSB20_ME_INTEGER(n, field, ismeta,,, 8, , 1)
|
||
|
|
||
|
#define LIBUSB20_ME_SINT8_ARRAY_T(n, field, arg, ismeta) \
|
||
|
LIBUSB20_ME_INTEGER(n, field, ismeta,,, 8, [arg], arg)
|
||
|
|
||
|
#define LIBUSB20_ME_UINT16_T(n, field, arg, ismeta) \
|
||
|
LIBUSB20_ME_INTEGER(n, field, ismeta, UN, u, 16, , 1)
|
||
|
|
||
|
#define LIBUSB20_ME_UINT16_ARRAY_T(n, field, arg, ismeta) \
|
||
|
LIBUSB20_ME_INTEGER(n, field, ismeta, UN, u, 16, [arg], arg)
|
||
|
|
||
|
#define LIBUSB20_ME_SINT16_T(n, field, arg, ismeta) \
|
||
|
LIBUSB20_ME_INTEGER(n, field, ismeta,,, 16, , 1)
|
||
|
|
||
|
#define LIBUSB20_ME_SINT16_ARRAY_T(n, field, arg, ismeta) \
|
||
|
LIBUSB20_ME_INTEGER(n, field, ismeta,,, 16, [arg], arg)
|
||
|
|
||
|
#define LIBUSB20_ME_UINT32_T(n, field, arg, ismeta) \
|
||
|
LIBUSB20_ME_INTEGER(n, field, ismeta, UN, u, 32, , 1)
|
||
|
|
||
|
#define LIBUSB20_ME_UINT32_ARRAY_T(n, field, arg, ismeta) \
|
||
|
LIBUSB20_ME_INTEGER(n, field, ismeta, UN, u, 32, [arg], arg)
|
||
|
|
||
|
#define LIBUSB20_ME_SINT32_T(n, field, arg, ismeta) \
|
||
|
LIBUSB20_ME_INTEGER(n, field, ismeta,,, 32, , 1)
|
||
|
|
||
|
#define LIBUSB20_ME_SINT32_ARRAY_T(n, field, arg, ismeta) \
|
||
|
LIBUSB20_ME_INTEGER(n, field, ismeta,,, 32, [arg], arg)
|
||
|
|
||
|
#define LIBUSB20_ME_UINT64_T(n, field, arg, ismeta) \
|
||
|
LIBUSB20_ME_INTEGER(n, field, ismeta, UN, u, 64, , 1)
|
||
|
|
||
|
#define LIBUSB20_ME_UINT64_ARRAY_T(n, field, arg, ismeta) \
|
||
|
LIBUSB20_ME_INTEGER(n, field, ismeta, UN, u, 64, [arg], arg)
|
||
|
|
||
|
#define LIBUSB20_ME_SINT64_T(n, field, arg, ismeta) \
|
||
|
LIBUSB20_ME_INTEGER(n, field, ismeta,,, 64, , 1)
|
||
|
|
||
|
#define LIBUSB20_ME_SINT64_ARRAY_T(n, field, arg, ismeta) \
|
||
|
LIBUSB20_ME_INTEGER(n, field, ismeta,,, 64, [arg], arg)
|
||
|
|
||
|
#define LIBUSB20_MAKE_DECODED_FIELD(n, type, field, arg) \
|
||
|
LIBUSB20_ME_##type (n, field, arg, LIBUSB20_NO)
|
||
|
|
||
|
#define LIBUSB20_MAKE_STRUCT(name) \
|
||
|
extern const struct libusb20_me_format \
|
||
|
name##_FORMAT[1]; \
|
||
|
struct name##_DECODED { \
|
||
|
const struct libusb20_me_format *name##_FORMAT; \
|
||
|
name (LIBUSB20_MAKE_DECODED_FIELD,) \
|
||
|
}
|
||
|
|
||
|
#define LIBUSB20_MAKE_STRUCT_FORMAT(name) \
|
||
|
const struct libusb20_me_format \
|
||
|
name##_FORMAT[1] = {{ \
|
||
|
.format = LIBUSB20_MAKE_FORMAT(name), \
|
||
|
.desc = #name, \
|
||
|
.fields = NULL, \
|
||
|
}}
|
||
|
|
||
|
#define LIBUSB20_MAKE_FORMAT_SUB(n, type, field, arg) \
|
||
|
LIBUSB20_ME_##type (n, field, arg, LIBUSB20_YES)
|
||
|
|
||
|
#define LIBUSB20_MAKE_FORMAT(what) (const uint8_t []) \
|
||
|
{ what (LIBUSB20_MAKE_FORMAT_SUB, ) LIBUSB20_ME_MAX, 0, 0 }
|
||
|
|
||
|
#define LIBUSB20_INIT(what, ptr) do { \
|
||
|
memset(ptr, 0, sizeof(*(ptr))); \
|
||
|
(ptr)->what##_FORMAT = what##_FORMAT; \
|
||
|
} while (0)
|
||
|
|
||
|
#define LIBUSB20_DEVICE_DESC(m,n) \
|
||
|
m(n, UINT8_T, bLength, ) \
|
||
|
m(n, UINT8_T, bDescriptorType, ) \
|
||
|
m(n, UINT16_T, bcdUSB, ) \
|
||
|
m(n, UINT8_T, bDeviceClass, ) \
|
||
|
m(n, UINT8_T, bDeviceSubClass, ) \
|
||
|
m(n, UINT8_T, bDeviceProtocol, ) \
|
||
|
m(n, UINT8_T, bMaxPacketSize0, ) \
|
||
|
m(n, UINT16_T, idVendor, ) \
|
||
|
m(n, UINT16_T, idProduct, ) \
|
||
|
m(n, UINT16_T, bcdDevice, ) \
|
||
|
m(n, UINT8_T, iManufacturer, ) \
|
||
|
m(n, UINT8_T, iProduct, ) \
|
||
|
m(n, UINT8_T, iSerialNumber, ) \
|
||
|
m(n, UINT8_T, bNumConfigurations, ) \
|
||
|
|
||
|
LIBUSB20_MAKE_STRUCT(LIBUSB20_DEVICE_DESC);
|
||
|
|
||
|
#define LIBUSB20_ENDPOINT_DESC(m,n) \
|
||
|
m(n, UINT8_T, bLength, ) \
|
||
|
m(n, UINT8_T, bDescriptorType, ) \
|
||
|
m(n, UINT8_T, bEndpointAddress, ) \
|
||
|
m(n, UINT8_T, bmAttributes, ) \
|
||
|
m(n, UINT16_T, wMaxPacketSize, ) \
|
||
|
m(n, UINT8_T, bInterval, ) \
|
||
|
m(n, UINT8_T, bRefresh, ) \
|
||
|
m(n, UINT8_T, bSynchAddress, ) \
|
||
|
|
||
|
LIBUSB20_MAKE_STRUCT(LIBUSB20_ENDPOINT_DESC);
|
||
|
|
||
|
#define LIBUSB20_INTERFACE_DESC(m,n) \
|
||
|
m(n, UINT8_T, bLength, ) \
|
||
|
m(n, UINT8_T, bDescriptorType, ) \
|
||
|
m(n, UINT8_T, bInterfaceNumber, ) \
|
||
|
m(n, UINT8_T, bAlternateSetting, ) \
|
||
|
m(n, UINT8_T, bNumEndpoints, ) \
|
||
|
m(n, UINT8_T, bInterfaceClass, ) \
|
||
|
m(n, UINT8_T, bInterfaceSubClass, ) \
|
||
|
m(n, UINT8_T, bInterfaceProtocol, ) \
|
||
|
m(n, UINT8_T, iInterface, ) \
|
||
|
|
||
|
LIBUSB20_MAKE_STRUCT(LIBUSB20_INTERFACE_DESC);
|
||
|
|
||
|
#define LIBUSB20_CONFIG_DESC(m,n) \
|
||
|
m(n, UINT8_T, bLength, ) \
|
||
|
m(n, UINT8_T, bDescriptorType, ) \
|
||
|
m(n, UINT16_T, wTotalLength, ) \
|
||
|
m(n, UINT8_T, bNumInterfaces, ) \
|
||
|
m(n, UINT8_T, bConfigurationValue, ) \
|
||
|
m(n, UINT8_T, iConfiguration, ) \
|
||
|
m(n, UINT8_T, bmAttributes, ) \
|
||
|
m(n, UINT8_T, bMaxPower, ) \
|
||
|
|
||
|
LIBUSB20_MAKE_STRUCT(LIBUSB20_CONFIG_DESC);
|
||
|
|
||
|
#define LIBUSB20_CONTROL_SETUP(m,n) \
|
||
|
m(n, UINT8_T, bmRequestType, ) \
|
||
|
m(n, UINT8_T, bRequest, ) \
|
||
|
m(n, UINT16_T, wValue, ) \
|
||
|
m(n, UINT16_T, wIndex, ) \
|
||
|
m(n, UINT16_T, wLength, ) \
|
||
|
|
||
|
LIBUSB20_MAKE_STRUCT(LIBUSB20_CONTROL_SETUP);
|
||
|
|
||
|
/* standard USB stuff */
|
||
|
|
||
|
/** \ingroup desc
|
||
|
* Device and/or Interface Class codes */
|
||
|
enum libusb20_class_code {
|
||
|
/** In the context of a \ref LIBUSB20_DEVICE_DESC "device
|
||
|
* descriptor", this bDeviceClass value indicates that each
|
||
|
* interface specifies its own class information and all
|
||
|
* interfaces operate independently.
|
||
|
*/
|
||
|
LIBUSB20_CLASS_PER_INTERFACE = 0,
|
||
|
|
||
|
/** Audio class */
|
||
|
LIBUSB20_CLASS_AUDIO = 1,
|
||
|
|
||
|
/** Communications class */
|
||
|
LIBUSB20_CLASS_COMM = 2,
|
||
|
|
||
|
/** Human Interface Device class */
|
||
|
LIBUSB20_CLASS_HID = 3,
|
||
|
|
||
|
/** Printer dclass */
|
||
|
LIBUSB20_CLASS_PRINTER = 7,
|
||
|
|
||
|
/** Picture transfer protocol class */
|
||
|
LIBUSB20_CLASS_PTP = 6,
|
||
|
|
||
|
/** Mass storage class */
|
||
|
LIBUSB20_CLASS_MASS_STORAGE = 8,
|
||
|
|
||
|
/** Hub class */
|
||
|
LIBUSB20_CLASS_HUB = 9,
|
||
|
|
||
|
/** Data class */
|
||
|
LIBUSB20_CLASS_DATA = 10,
|
||
|
|
||
|
/** Class is vendor-specific */
|
||
|
LIBUSB20_CLASS_VENDOR_SPEC = 0xff,
|
||
|
};
|
||
|
|
||
|
/** \ingroup desc
|
||
|
* Descriptor types as defined by the USB specification. */
|
||
|
enum libusb20_descriptor_type {
|
||
|
/** Device descriptor. See LIBUSB20_DEVICE_DESC. */
|
||
|
LIBUSB20_DT_DEVICE = 0x01,
|
||
|
|
||
|
/** Configuration descriptor. See LIBUSB20_CONFIG_DESC. */
|
||
|
LIBUSB20_DT_CONFIG = 0x02,
|
||
|
|
||
|
/** String descriptor */
|
||
|
LIBUSB20_DT_STRING = 0x03,
|
||
|
|
||
|
/** Interface descriptor. See LIBUSB20_INTERFACE_DESC. */
|
||
|
LIBUSB20_DT_INTERFACE = 0x04,
|
||
|
|
||
|
/** Endpoint descriptor. See LIBUSB20_ENDPOINT_DESC. */
|
||
|
LIBUSB20_DT_ENDPOINT = 0x05,
|
||
|
|
||
|
/** HID descriptor */
|
||
|
LIBUSB20_DT_HID = 0x21,
|
||
|
|
||
|
/** HID report descriptor */
|
||
|
LIBUSB20_DT_REPORT = 0x22,
|
||
|
|
||
|
/** Physical descriptor */
|
||
|
LIBUSB20_DT_PHYSICAL = 0x23,
|
||
|
|
||
|
/** Hub descriptor */
|
||
|
LIBUSB20_DT_HUB = 0x29,
|
||
|
};
|
||
|
|
||
|
/* Descriptor sizes per descriptor type */
|
||
|
#define LIBUSB20_DT_DEVICE_SIZE 18
|
||
|
#define LIBUSB20_DT_CONFIG_SIZE 9
|
||
|
#define LIBUSB20_DT_INTERFACE_SIZE 9
|
||
|
#define LIBUSB20_DT_ENDPOINT_SIZE 7
|
||
|
#define LIBUSB20_DT_ENDPOINT_AUDIO_SIZE 9 /* Audio extension */
|
||
|
#define LIBUSB20_DT_HUB_NONVAR_SIZE 7
|
||
|
|
||
|
#define LIBUSB20_ENDPOINT_ADDRESS_MASK 0x0f /* in bEndpointAddress */
|
||
|
#define LIBUSB20_ENDPOINT_DIR_MASK 0x80
|
||
|
|
||
|
/** \ingroup desc
|
||
|
* Endpoint direction. Values for bit 7 of the
|
||
|
* \ref LIBUSB20_ENDPOINT_DESC::bEndpointAddress "endpoint address" scheme.
|
||
|
*/
|
||
|
enum libusb20_endpoint_direction {
|
||
|
/** In: device-to-host */
|
||
|
LIBUSB20_ENDPOINT_IN = 0x80,
|
||
|
|
||
|
/** Out: host-to-device */
|
||
|
LIBUSB20_ENDPOINT_OUT = 0x00,
|
||
|
};
|
||
|
|
||
|
#define LIBUSB20_TRANSFER_TYPE_MASK 0x03 /* in bmAttributes */
|
||
|
|
||
|
/** \ingroup desc
|
||
|
* Endpoint transfer type. Values for bits 0:1 of the
|
||
|
* \ref LIBUSB20_ENDPOINT_DESC::bmAttributes "endpoint attributes" field.
|
||
|
*/
|
||
|
enum libusb20_transfer_type {
|
||
|
/** Control endpoint */
|
||
|
LIBUSB20_TRANSFER_TYPE_CONTROL = 0,
|
||
|
|
||
|
/** Isochronous endpoint */
|
||
|
LIBUSB20_TRANSFER_TYPE_ISOCHRONOUS = 1,
|
||
|
|
||
|
/** Bulk endpoint */
|
||
|
LIBUSB20_TRANSFER_TYPE_BULK = 2,
|
||
|
|
||
|
/** Interrupt endpoint */
|
||
|
LIBUSB20_TRANSFER_TYPE_INTERRUPT = 3,
|
||
|
};
|
||
|
|
||
|
/** \ingroup misc
|
||
|
* Standard requests, as defined in table 9-3 of the USB2 specifications */
|
||
|
enum libusb20_standard_request {
|
||
|
/** Request status of the specific recipient */
|
||
|
LIBUSB20_REQUEST_GET_STATUS = 0x00,
|
||
|
|
||
|
/** Clear or disable a specific feature */
|
||
|
LIBUSB20_REQUEST_CLEAR_FEATURE = 0x01,
|
||
|
|
||
|
/* 0x02 is reserved */
|
||
|
|
||
|
/** Set or enable a specific feature */
|
||
|
LIBUSB20_REQUEST_SET_FEATURE = 0x03,
|
||
|
|
||
|
/* 0x04 is reserved */
|
||
|
|
||
|
/** Set device address for all future accesses */
|
||
|
LIBUSB20_REQUEST_SET_ADDRESS = 0x05,
|
||
|
|
||
|
/** Get the specified descriptor */
|
||
|
LIBUSB20_REQUEST_GET_DESCRIPTOR = 0x06,
|
||
|
|
||
|
/** Used to update existing descriptors or add new descriptors */
|
||
|
LIBUSB20_REQUEST_SET_DESCRIPTOR = 0x07,
|
||
|
|
||
|
/** Get the current device configuration value */
|
||
|
LIBUSB20_REQUEST_GET_CONFIGURATION = 0x08,
|
||
|
|
||
|
/** Set device configuration */
|
||
|
LIBUSB20_REQUEST_SET_CONFIGURATION = 0x09,
|
||
|
|
||
|
/** Return the selected alternate setting for the specified
|
||
|
* interface */
|
||
|
LIBUSB20_REQUEST_GET_INTERFACE = 0x0A,
|
||
|
|
||
|
/** Select an alternate interface for the specified interface */
|
||
|
LIBUSB20_REQUEST_SET_INTERFACE = 0x0B,
|
||
|
|
||
|
/** Set then report an endpoint's synchronization frame */
|
||
|
LIBUSB20_REQUEST_SYNCH_FRAME = 0x0C,
|
||
|
};
|
||
|
|
||
|
/** \ingroup misc
|
||
|
* Request type bits of the
|
||
|
* \ref libusb20_control_setup::bmRequestType "bmRequestType" field in
|
||
|
* control transfers. */
|
||
|
enum libusb20_request_type {
|
||
|
/** Standard */
|
||
|
LIBUSB20_REQUEST_TYPE_STANDARD = (0x00 << 5),
|
||
|
|
||
|
/** Class */
|
||
|
LIBUSB20_REQUEST_TYPE_CLASS = (0x01 << 5),
|
||
|
|
||
|
/** Vendor */
|
||
|
LIBUSB20_REQUEST_TYPE_VENDOR = (0x02 << 5),
|
||
|
|
||
|
/** Reserved */
|
||
|
LIBUSB20_REQUEST_TYPE_RESERVED = (0x03 << 5),
|
||
|
};
|
||
|
|
||
|
/** \ingroup misc
|
||
|
* Recipient bits of the
|
||
|
* \ref libusb20_control_setup::bmRequestType "bmRequestType" field in
|
||
|
* control transfers. Values 4 through 31 are reserved. */
|
||
|
enum libusb20_request_recipient {
|
||
|
/** Device */
|
||
|
LIBUSB20_RECIPIENT_DEVICE = 0x00,
|
||
|
|
||
|
/** Interface */
|
||
|
LIBUSB20_RECIPIENT_INTERFACE = 0x01,
|
||
|
|
||
|
/** Endpoint */
|
||
|
LIBUSB20_RECIPIENT_ENDPOINT = 0x02,
|
||
|
|
||
|
/** Other */
|
||
|
LIBUSB20_RECIPIENT_OTHER = 0x03,
|
||
|
};
|
||
|
|
||
|
#define LIBUSB20_ISO_SYNC_TYPE_MASK 0x0C
|
||
|
|
||
|
/** \ingroup desc
|
||
|
* Synchronization type for isochronous endpoints. Values for bits 2:3
|
||
|
* of the \ref LIBUSB20_ENDPOINT_DESC::bmAttributes "bmAttributes"
|
||
|
* field in LIBUSB20_ENDPOINT_DESC.
|
||
|
*/
|
||
|
enum libusb20_iso_sync_type {
|
||
|
/** No synchronization */
|
||
|
LIBUSB20_ISO_SYNC_TYPE_NONE = 0,
|
||
|
|
||
|
/** Asynchronous */
|
||
|
LIBUSB20_ISO_SYNC_TYPE_ASYNC = 1,
|
||
|
|
||
|
/** Adaptive */
|
||
|
LIBUSB20_ISO_SYNC_TYPE_ADAPTIVE = 2,
|
||
|
|
||
|
/** Synchronous */
|
||
|
LIBUSB20_ISO_SYNC_TYPE_SYNC = 3,
|
||
|
};
|
||
|
|
||
|
#define LIBUSB20_ISO_USAGE_TYPE_MASK 0x30
|
||
|
|
||
|
/** \ingroup desc
|
||
|
* Usage type for isochronous endpoints. Values for bits 4:5 of the
|
||
|
* \ref LIBUSB20_ENDPOINT_DESC::bmAttributes "bmAttributes" field in
|
||
|
* LIBUSB20_ENDPOINT_DESC.
|
||
|
*/
|
||
|
enum libusb20_iso_usage_type {
|
||
|
/** Data endpoint */
|
||
|
LIBUSB20_ISO_USAGE_TYPE_DATA = 0,
|
||
|
|
||
|
/** Feedback endpoint */
|
||
|
LIBUSB20_ISO_USAGE_TYPE_FEEDBACK = 1,
|
||
|
|
||
|
/** Implicit feedback Data endpoint */
|
||
|
LIBUSB20_ISO_USAGE_TYPE_IMPLICIT = 2,
|
||
|
};
|
||
|
|
||
|
struct libusb20_endpoint {
|
||
|
struct LIBUSB20_ENDPOINT_DESC_DECODED desc;
|
||
|
struct libusb20_me_struct extra;
|
||
|
} __aligned(sizeof(void *));
|
||
|
|
||
|
struct libusb20_interface {
|
||
|
struct LIBUSB20_INTERFACE_DESC_DECODED desc;
|
||
|
struct libusb20_me_struct extra;
|
||
|
struct libusb20_interface *altsetting;
|
||
|
struct libusb20_endpoint *endpoints;
|
||
|
uint8_t num_altsetting;
|
||
|
uint8_t num_endpoints;
|
||
|
} __aligned(sizeof(void *));
|
||
|
|
||
|
struct libusb20_config {
|
||
|
struct LIBUSB20_CONFIG_DESC_DECODED desc;
|
||
|
struct libusb20_me_struct extra;
|
||
|
struct libusb20_interface *interface;
|
||
|
uint8_t num_interface;
|
||
|
} __aligned(sizeof(void *));
|
||
|
|
||
|
uint8_t libusb20_me_get_1(const struct libusb20_me_struct *ie, uint16_t offset);
|
||
|
uint16_t libusb20_me_get_2(const struct libusb20_me_struct *ie, uint16_t offset);
|
||
|
uint16_t libusb20_me_encode(void *ptr, uint16_t len, const void *pd);
|
||
|
uint16_t libusb20_me_decode(const void *ptr, uint16_t len, void *pd);
|
||
|
const uint8_t *libusb20_desc_foreach(const struct libusb20_me_struct *pdesc, const uint8_t *psubdesc);
|
||
|
struct libusb20_config *libusb20_parse_config_desc(const void *config_desc);
|
||
|
|
||
|
#if 0
|
||
|
{ /* style */
|
||
|
#endif
|
||
|
#ifdef __cplusplus
|
||
|
}
|
||
|
|
||
|
#endif
|
||
|
|
||
|
#endif /* _LIBUSB20_DESC_H_ */
|