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/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2005-2007 Takahiro Hirofuchi
*/
#ifndef __USBIP_COMMON_H
#define __USBIP_COMMON_H
#include <libudev.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <syslog.h>
#include <unistd.h>
#include <linux/usb/ch9.h>
#include <linux/usbip.h>
#ifndef USBIDS_FILE
#define USBIDS_FILE "/usr/share/hwdata/usb.ids"
#endif
#ifndef VHCI_STATE_PATH
#define VHCI_STATE_PATH "/var/run/vhci_hcd"
#endif
#define VUDC_DEVICE_DESCR_FILE "dev_desc"
/* kernel module names */
#define USBIP_CORE_MOD_NAME "usbip-core"
#define USBIP_HOST_DRV_NAME "usbip-host"
#define USBIP_DEVICE_DRV_NAME "usbip-vudc"
#define USBIP_VHCI_DRV_NAME "vhci_hcd"
/* sysfs constants */
#define SYSFS_MNT_PATH "/sys"
#define SYSFS_BUS_NAME "bus"
#define SYSFS_BUS_TYPE "usb"
#define SYSFS_DRIVERS_NAME "drivers"
#define SYSFS_PATH_MAX 256
#define SYSFS_BUS_ID_SIZE 32
/* Defines for op_code status in server/client op_common PDUs */
#define ST_OK 0x00
#define ST_NA 0x01
/* Device requested for import is not available */
#define ST_DEV_BUSY 0x02
/* Device requested for import is in error state */
#define ST_DEV_ERR 0x03
#define ST_NODEV 0x04
#define ST_ERROR 0x05
extern int usbip_use_syslog;
extern int usbip_use_stderr;
extern int usbip_use_debug ;
#define PROGNAME "usbip"
#define pr_fmt(fmt) "%s: %s: " fmt "\n", PROGNAME
#define dbg_fmt(fmt) pr_fmt("%s:%d:[%s] " fmt), "debug", \
__FILE__, __LINE__, __func__
#define err(fmt, args...) \
do { \
if (usbip_use_syslog) { \
syslog(LOG_ERR, pr_fmt(fmt), "error", ##args); \
} \
if (usbip_use_stderr) { \
fprintf(stderr, pr_fmt(fmt), "error", ##args); \
} \
} while (0)
#define info(fmt, args...) \
do { \
if (usbip_use_syslog) { \
syslog(LOG_INFO, pr_fmt(fmt), "info", ##args); \
} \
if (usbip_use_stderr) { \
fprintf(stderr, pr_fmt(fmt), "info", ##args); \
} \
} while (0)
#define dbg(fmt, args...) \
do { \
if (usbip_use_debug) { \
if (usbip_use_syslog) { \
syslog(LOG_DEBUG, dbg_fmt(fmt), ##args); \
} \
if (usbip_use_stderr) { \
fprintf(stderr, dbg_fmt(fmt), ##args); \
} \
} \
} while (0)
#define BUG() \
do { \
err("sorry, it's a bug!"); \
abort(); \
} while (0)
struct usbip_usb_interface {
uint8_t bInterfaceClass;
uint8_t bInterfaceSubClass;
uint8_t bInterfaceProtocol;
uint8_t padding; /* alignment */
} __attribute__((packed));
struct usbip_usb_device {
char path[SYSFS_PATH_MAX];
char busid[SYSFS_BUS_ID_SIZE];
uint32_t busnum;
uint32_t devnum;
uint32_t speed;
uint16_t idVendor;
uint16_t idProduct;
uint16_t bcdDevice;
uint8_t bDeviceClass;
uint8_t bDeviceSubClass;
uint8_t bDeviceProtocol;
uint8_t bConfigurationValue;
uint8_t bNumConfigurations;
uint8_t bNumInterfaces;
} __attribute__((packed));
#define to_string(s) #s
void dump_usb_interface(struct usbip_usb_interface *);
void dump_usb_device(struct usbip_usb_device *);
int read_usb_device(struct udev_device *sdev, struct usbip_usb_device *udev);
int read_attr_value(struct udev_device *dev, const char *name,
const char *format);
int read_usb_interface(struct usbip_usb_device *udev, int i,
struct usbip_usb_interface *uinf);
const char *usbip_speed_string(int num);
const char *usbip_status_string(int32_t status);
const char *usbip_op_common_status_string(int status);
int usbip_names_init(char *);
void usbip_names_free(void);
void usbip_names_get_product(char *buff, size_t size, uint16_t vendor,
uint16_t product);
void usbip_names_get_class(char *buff, size_t size, uint8_t class,
uint8_t subclass, uint8_t protocol);
#endif /* __USBIP_COMMON_H */
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