mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-27 11:55:06 +00:00
4eb5923d1a
- Clamp the string length to 255 bytes when getting the interface description. - Clamp data request length to 65535 bytes when doing control requests. MFC after: 3 days
314 lines
9.4 KiB
C
314 lines
9.4 KiB
C
/* $FreeBSD$ */
|
|
/*-
|
|
* Copyright (c) 2008 Hans Petter Selasky. 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 _LIBUSB20_COMPAT_01_H_
|
|
#define _LIBUSB20_COMPAT_01_H_
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/endian.h>
|
|
|
|
#include <stdint.h>
|
|
|
|
/* USB interface class codes */
|
|
|
|
#define USB_CLASS_PER_INTERFACE 0
|
|
#define USB_CLASS_AUDIO 1
|
|
#define USB_CLASS_COMM 2
|
|
#define USB_CLASS_HID 3
|
|
#define USB_CLASS_PRINTER 7
|
|
#define USB_CLASS_PTP 6
|
|
#define USB_CLASS_MASS_STORAGE 8
|
|
#define USB_CLASS_HUB 9
|
|
#define USB_CLASS_DATA 10
|
|
#define USB_CLASS_VENDOR_SPEC 0xff
|
|
|
|
/* USB descriptor types */
|
|
|
|
#define USB_DT_DEVICE 0x01
|
|
#define USB_DT_CONFIG 0x02
|
|
#define USB_DT_STRING 0x03
|
|
#define USB_DT_INTERFACE 0x04
|
|
#define USB_DT_ENDPOINT 0x05
|
|
|
|
#define USB_DT_HID 0x21
|
|
#define USB_DT_REPORT 0x22
|
|
#define USB_DT_PHYSICAL 0x23
|
|
#define USB_DT_HUB 0x29
|
|
|
|
/* USB descriptor type sizes */
|
|
|
|
#define USB_DT_DEVICE_SIZE 18
|
|
#define USB_DT_CONFIG_SIZE 9
|
|
#define USB_DT_INTERFACE_SIZE 9
|
|
#define USB_DT_ENDPOINT_SIZE 7
|
|
#define USB_DT_ENDPOINT_AUDIO_SIZE 9
|
|
#define USB_DT_HUB_NONVAR_SIZE 7
|
|
|
|
/* USB descriptor header */
|
|
struct usb_descriptor_header {
|
|
uint8_t bLength;
|
|
uint8_t bDescriptorType;
|
|
};
|
|
|
|
/* USB string descriptor */
|
|
struct usb_string_descriptor {
|
|
uint8_t bLength;
|
|
uint8_t bDescriptorType;
|
|
uint16_t wData[1];
|
|
};
|
|
|
|
/* USB HID descriptor */
|
|
struct usb_hid_descriptor {
|
|
uint8_t bLength;
|
|
uint8_t bDescriptorType;
|
|
uint16_t bcdHID;
|
|
uint8_t bCountryCode;
|
|
uint8_t bNumDescriptors;
|
|
/* uint8_t bReportDescriptorType; */
|
|
/* uint16_t wDescriptorLength; */
|
|
/* ... */
|
|
};
|
|
|
|
/* USB endpoint descriptor */
|
|
#define USB_MAXENDPOINTS 32
|
|
struct usb_endpoint_descriptor {
|
|
uint8_t bLength;
|
|
uint8_t bDescriptorType;
|
|
uint8_t bEndpointAddress;
|
|
#define USB_ENDPOINT_ADDRESS_MASK 0x0f
|
|
#define USB_ENDPOINT_DIR_MASK 0x80
|
|
uint8_t bmAttributes;
|
|
#define USB_ENDPOINT_TYPE_MASK 0x03
|
|
#define USB_ENDPOINT_TYPE_CONTROL 0
|
|
#define USB_ENDPOINT_TYPE_ISOCHRONOUS 1
|
|
#define USB_ENDPOINT_TYPE_BULK 2
|
|
#define USB_ENDPOINT_TYPE_INTERRUPT 3
|
|
uint16_t wMaxPacketSize;
|
|
uint8_t bInterval;
|
|
uint8_t bRefresh;
|
|
uint8_t bSynchAddress;
|
|
|
|
uint8_t *extra; /* Extra descriptors */
|
|
int extralen;
|
|
};
|
|
|
|
/* USB interface descriptor */
|
|
#define USB_MAXINTERFACES 32
|
|
struct usb_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 usb_endpoint_descriptor *endpoint;
|
|
|
|
uint8_t *extra; /* Extra descriptors */
|
|
int extralen;
|
|
};
|
|
|
|
#define USB_MAXALTSETTING 128 /* Hard limit */
|
|
struct usb_interface {
|
|
struct usb_interface_descriptor *altsetting;
|
|
|
|
int num_altsetting;
|
|
};
|
|
|
|
/* USB configuration descriptor */
|
|
#define USB_MAXCONFIG 8
|
|
struct usb_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 usb_interface *interface;
|
|
|
|
uint8_t *extra; /* Extra descriptors */
|
|
int extralen;
|
|
};
|
|
|
|
/* USB device descriptor */
|
|
struct usb_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;
|
|
};
|
|
|
|
/* USB setup packet */
|
|
struct usb_ctrl_setup {
|
|
uint8_t bRequestType;
|
|
#define USB_RECIP_DEVICE 0x00
|
|
#define USB_RECIP_INTERFACE 0x01
|
|
#define USB_RECIP_ENDPOINT 0x02
|
|
#define USB_RECIP_OTHER 0x03
|
|
#define USB_TYPE_STANDARD (0x00 << 5)
|
|
#define USB_TYPE_CLASS (0x01 << 5)
|
|
#define USB_TYPE_VENDOR (0x02 << 5)
|
|
#define USB_TYPE_RESERVED (0x03 << 5)
|
|
#define USB_ENDPOINT_IN 0x80
|
|
#define USB_ENDPOINT_OUT 0x00
|
|
uint8_t bRequest;
|
|
#define USB_REQ_GET_STATUS 0x00
|
|
#define USB_REQ_CLEAR_FEATURE 0x01
|
|
#define USB_REQ_SET_FEATURE 0x03
|
|
#define USB_REQ_SET_ADDRESS 0x05
|
|
#define USB_REQ_GET_DESCRIPTOR 0x06
|
|
#define USB_REQ_SET_DESCRIPTOR 0x07
|
|
#define USB_REQ_GET_CONFIGURATION 0x08
|
|
#define USB_REQ_SET_CONFIGURATION 0x09
|
|
#define USB_REQ_GET_INTERFACE 0x0A
|
|
#define USB_REQ_SET_INTERFACE 0x0B
|
|
#define USB_REQ_SYNCH_FRAME 0x0C
|
|
uint16_t wValue;
|
|
uint16_t wIndex;
|
|
uint16_t wLength;
|
|
};
|
|
|
|
/* Error codes */
|
|
#define USB_ERROR_BEGIN 500000
|
|
|
|
/* Byte swapping */
|
|
#define USB_LE16_TO_CPU(x) le16toh(x)
|
|
|
|
/* Data types */
|
|
struct usb_device;
|
|
struct usb_bus;
|
|
|
|
/*
|
|
* To maintain compatibility with applications already built with libusb,
|
|
* we must only add entries to the end of this structure. NEVER delete or
|
|
* move members and only change types if you really know what you're doing.
|
|
*/
|
|
struct usb_device {
|
|
struct usb_device *next;
|
|
struct usb_device *prev;
|
|
|
|
char filename[PATH_MAX + 1];
|
|
|
|
struct usb_bus *bus;
|
|
|
|
struct usb_device_descriptor descriptor;
|
|
struct usb_config_descriptor *config;
|
|
|
|
void *dev;
|
|
|
|
uint8_t devnum;
|
|
|
|
uint8_t num_children;
|
|
struct usb_device **children;
|
|
};
|
|
|
|
struct usb_bus {
|
|
struct usb_bus *next;
|
|
struct usb_bus *prev;
|
|
|
|
char dirname[PATH_MAX + 1];
|
|
|
|
struct usb_device *devices;
|
|
uint32_t location;
|
|
|
|
struct usb_device *root_dev;
|
|
};
|
|
|
|
struct usb_dev_handle;
|
|
typedef struct usb_dev_handle usb_dev_handle;
|
|
|
|
/* Variables */
|
|
extern struct usb_bus *usb_busses;
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
#if 0
|
|
} /* style */
|
|
|
|
#endif
|
|
|
|
/* Function prototypes from "libusb20_compat01.c" */
|
|
|
|
usb_dev_handle *usb_open(struct usb_device *dev);
|
|
int usb_close(usb_dev_handle * dev);
|
|
int usb_get_string(usb_dev_handle * dev, int index, int langid, char *buf, size_t buflen);
|
|
int usb_get_string_simple(usb_dev_handle * dev, int index, char *buf, size_t buflen);
|
|
int usb_get_descriptor_by_endpoint(usb_dev_handle * udev, int ep, uint8_t type, uint8_t index, void *buf, int size);
|
|
int usb_get_descriptor(usb_dev_handle * udev, uint8_t type, uint8_t index, void *buf, int size);
|
|
int usb_parse_descriptor(uint8_t *source, char *description, void *dest);
|
|
int usb_parse_configuration(struct usb_config_descriptor *config, uint8_t *buffer);
|
|
void usb_destroy_configuration(struct usb_device *dev);
|
|
void usb_fetch_and_parse_descriptors(usb_dev_handle * udev);
|
|
int usb_bulk_write(usb_dev_handle * dev, int ep, char *bytes, int size, int timeout);
|
|
int usb_bulk_read(usb_dev_handle * dev, int ep, char *bytes, int size, int timeout);
|
|
int usb_interrupt_write(usb_dev_handle * dev, int ep, char *bytes, int size, int timeout);
|
|
int usb_interrupt_read(usb_dev_handle * dev, int ep, char *bytes, int size, int timeout);
|
|
int usb_control_msg(usb_dev_handle * dev, int requesttype, int request, int value, int index, char *bytes, int size, int timeout);
|
|
int usb_set_configuration(usb_dev_handle * dev, int configuration);
|
|
int usb_claim_interface(usb_dev_handle * dev, int interface);
|
|
int usb_release_interface(usb_dev_handle * dev, int interface);
|
|
int usb_set_altinterface(usb_dev_handle * dev, int alternate);
|
|
int usb_resetep(usb_dev_handle * dev, unsigned int ep);
|
|
int usb_clear_halt(usb_dev_handle * dev, unsigned int ep);
|
|
int usb_reset(usb_dev_handle * dev);
|
|
int usb_check_connected(usb_dev_handle * dev);
|
|
const char *usb_strerror(void);
|
|
void usb_init(void);
|
|
void usb_set_debug(int level);
|
|
int usb_find_busses(void);
|
|
int usb_find_devices(void);
|
|
struct usb_device *usb_device(usb_dev_handle * dev);
|
|
struct usb_bus *usb_get_busses(void);
|
|
int usb_get_driver_np(usb_dev_handle * dev, int interface, char *name, int namelen);
|
|
int usb_detach_kernel_driver_np(usb_dev_handle * dev, int interface);
|
|
|
|
#if 0
|
|
{ /* style */
|
|
#endif
|
|
#ifdef __cplusplus
|
|
}
|
|
|
|
#endif
|
|
|
|
#endif /* _LIBUSB20_COMPAT01_H_ */
|