usb_linux.cpp File Reference

#include <ctype.h>
#include <dirent.h>
#include <errno.h>
#include <fcntl.h>
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/ioctl.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <unistd.h>
#include <linux/usbdevice_fs.h>
#include <linux/version.h>
#include <linux/usb/ch9.h>
#include <android-base/file.h>
#include <android-base/stringprintf.h>
#include <chrono>
#include <memory>
#include <thread>
#include "usb.h"
#include "util.h"

Include dependency graph for usb_linux.cpp:

Classes
struct	usb_handle
class	LinuxUsbTransport

Macros
#define	MAX_RETRIES   2
#define	WAIT_FOR_DISCONNECT_TIMEOUT   3
#define	DBG(x...)
#define	DBG1(x...)
#define	MAX_USBFS_BULK_WRITE_SIZE   (256 * 1024)
#define	MAX_USBFS_BULK_READ_SIZE   (16 * 1024)
#define	MIN_USBFS_BULK_WRITE_SIZE   (16 * 1024)

Functions
static int	badname (const char *name)
static int	check (void *_desc, int len, unsigned type, int size)
static int	filter_usb_device (char *sysfs_name, char *ptr, int len, int writable, ifc_match_func callback, int *ept_in_id, int *ept_out_id, int *ifc_id)
static int	read_sysfs_string (const char *sysfs_name, const char *sysfs_node, char *buf, int bufsize)
static int	read_sysfs_number (const char *sysfs_name, const char *sysfs_node)
static int	convert_to_devfs_name (const char *sysfs_name, char *devname, int devname_size)
static std::unique_ptr< usb_handle >	find_usb_device (const char *base, ifc_match_func callback)
std::unique_ptr< UsbTransport >	usb_open (ifc_match_func callback, uint32_t timeout_ms)

Macro Definition Documentation

DBG

#define DBG

(

x...

)

DBG1

#define DBG1

(

x...

)

MAX_RETRIES

#define MAX_RETRIES   2

MAX_USBFS_BULK_READ_SIZE

#define MAX_USBFS_BULK_READ_SIZE   (16 * 1024)

MAX_USBFS_BULK_WRITE_SIZE

#define MAX_USBFS_BULK_WRITE_SIZE   (256 * 1024)

MIN_USBFS_BULK_WRITE_SIZE

#define MIN_USBFS_BULK_WRITE_SIZE   (16 * 1024)

WAIT_FOR_DISCONNECT_TIMEOUT

#define WAIT_FOR_DISCONNECT_TIMEOUT   3

Function Documentation

badname()

static int badname ( const char *  name )

inlinestatic

check()

static int check ( void *  _desc, int  len, unsigned  type, int  size  )

static

convert_to_devfs_name()

static int convert_to_devfs_name ( const char *  sysfs_name, char *  devname, int  devname_size  )

static

filter_usb_device()

static int filter_usb_device ( char *  sysfs_name, char *  ptr, int  len, int  writable, ifc_match_func  callback, int *  ept_in_id, int *  ept_out_id, int *  ifc_id  )

static

find_usb_device()

static std::unique_ptr< usb_handle > find_usb_device ( const char *  base, ifc_match_func  callback  )

static

read_sysfs_number()

static int read_sysfs_number ( const char *  sysfs_name, const char *  sysfs_node  )

static

read_sysfs_string()

static int read_sysfs_string ( const char *  sysfs_name, const char *  sysfs_node, char *  buf, int  bufsize  )

static

usb_open()

std::unique_ptr< UsbTransport > usb_open	(	ifc_match_func	callback,
		uint32_t	timeout_ms
	)