usbip: move usbip userspace code out of staging

At this point, USB/IP userspace code is fully functional
and can be moved out of staging.

Signed-off-by: Valentina Manea <valentina.manea.m@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Šī revīzija ir iekļauta:
Valentina Manea
2014-08-20 07:30:59 +03:00
revīziju iesūtīja Greg Kroah-Hartman
vecāks 1ddb55275d
revīzija 588b48caf6
37 mainīti faili ar 0 papildinājumiem un 0 dzēšanām

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Makefile
Makefile.in
aclocal.m4
autom4te.cache/
config.guess
config.h
config.h.in
config.log
config.status
config.sub
configure
depcomp
install-sh
libsrc/Makefile
libsrc/Makefile.in
libtool
ltmain.sh
missing
src/Makefile
src/Makefile.in
stamp-h1
libsrc/libusbip.la
libsrc/libusbip_la-names.lo
libsrc/libusbip_la-usbip_common.lo
libsrc/libusbip_la-usbip_host_driver.lo
libsrc/libusbip_la-vhci_driver.lo
src/usbip
src/usbipd

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Takahiro Hirofuchi
Robert Leibl
matt mooney <mfm@muteddisk.com>

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Installation Instructions
*************************
Copyright (C) 1994, 1995, 1996, 1999, 2000, 2001, 2002, 2004, 2005,
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tools/usb/usbip/Makefile.am Parasts fails
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SUBDIRS := libsrc src
includedir = @includedir@/usbip
include_HEADERS := $(addprefix libsrc/, \
usbip_common.h vhci_driver.h usbip_host_driver.h)
dist_man_MANS := $(addprefix doc/, usbip.8 usbipd.8)

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tools/usb/usbip/README Parasts fails
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#
# README for usbip-utils
#
# Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
# 2005-2008 Takahiro Hirofuchi
[Requirements]
- USB/IP device drivers
Found in the staging directory of the Linux kernel.
- libudev >= 2.0
libudev library
- libwrap0-dev
tcp wrapper library
- gcc >= 4.0
- libtool, automake >= 1.9, autoconf >= 2.5.0, pkg-config
[Optional]
- hwdata
Contains USB device identification data.
[Install]
0. Generate configuration scripts.
$ ./autogen.sh
1. Compile & install the userspace utilities.
$ ./configure [--with-tcp-wrappers=no] [--with-usbids-dir=<dir>]
$ make install
2. Compile & install USB/IP drivers.
[Usage]
server:# (Physically attach your USB device.)
server:# insmod usbip-core.ko
server:# insmod usbip-host.ko
server:# usbipd -D
- Start usbip daemon.
server:# usbip list -l
- List driver assignments for USB devices.
server:# usbip bind --busid 1-2
- Bind usbip-host.ko to the device with busid 1-2.
- The USB device 1-2 is now exportable to other hosts!
- Use `usbip unbind --busid 1-2' to stop exporting the device.
client:# insmod usbip-core.ko
client:# insmod vhci-hcd.ko
client:# usbip list --remote <host>
- List exported USB devices on the <host>.
client:# usbip attach --remote <host> --busid 1-2
- Connect the remote USB device.
client:# usbip port
- Show virtual port status.
client:# usbip detach --port <port>
- Detach the USB device.
[Example]
---------------------------
SERVER SIDE
---------------------------
Physically attach your USB devices to this host.
trois:# insmod path/to/usbip-core.ko
trois:# insmod path/to/usbip-host.ko
trois:# usbipd -D
In another terminal, let's look up what USB devices are physically
attached to this host.
trois:# usbip list -l
Local USB devices
=================
- busid 1-1 (05a9:a511)
1-1:1.0 -> ov511
- busid 3-2 (0711:0902)
3-2:1.0 -> none
- busid 3-3.1 (08bb:2702)
3-3.1:1.0 -> snd-usb-audio
3-3.1:1.1 -> snd-usb-audio
- busid 3-3.2 (04bb:0206)
3-3.2:1.0 -> usb-storage
- busid 3-3 (0409:0058)
3-3:1.0 -> hub
- busid 4-1 (046d:08b2)
4-1:1.0 -> none
4-1:1.1 -> none
4-1:1.2 -> none
- busid 5-2 (058f:9254)
5-2:1.0 -> hub
A USB storage device of busid 3-3.2 is now bound to the usb-storage
driver. To export this device, we first mark the device as
"exportable"; the device is bound to the usbip-host driver. Please
remember you can not export a USB hub.
Mark the device of busid 3-3.2 as exportable:
trois:# usbip --debug bind --busid 3-3.2
...
usbip debug: usbip_bind.c:162:[unbind_other] 3-3.2:1.0 -> usb-storage
...
bind device on busid 3-3.2: complete
trois:# usbip list -l
Local USB devices
=================
...
- busid 3-3.2 (04bb:0206)
3-3.2:1.0 -> usbip-host
...
---------------------------
CLIENT SIDE
---------------------------
First, let's list available remote devices that are marked as
exportable on the host.
deux:# insmod path/to/usbip-core.ko
deux:# insmod path/to/vhci-hcd.ko
deux:# usbip list --remote 10.0.0.3
Exportable USB devices
======================
- 10.0.0.3
1-1: Prolific Technology, Inc. : unknown product (067b:3507)
: /sys/devices/pci0000:00/0000:00:1f.2/usb1/1-1
: (Defined at Interface level) / unknown subclass / unknown protocol (00/00/00)
: 0 - Mass Storage / SCSI / Bulk (Zip) (08/06/50)
1-2.2.1: Apple Computer, Inc. : unknown product (05ac:0203)
: /sys/devices/pci0000:00/0000:00:1f.2/usb1/1-2/1-2.2/1-2.2.1
: (Defined at Interface level) / unknown subclass / unknown protocol (00/00/00)
: 0 - Human Interface Devices / Boot Interface Subclass / Keyboard (03/01/01)
1-2.2.3: OmniVision Technologies, Inc. : OV511+ WebCam (05a9:a511)
: /sys/devices/pci0000:00/0000:00:1f.2/usb1/1-2/1-2.2/1-2.2.3
: (Defined at Interface level) / unknown subclass / unknown protocol (00/00/00)
: 0 - Vendor Specific Class / unknown subclass / unknown protocol (ff/00/00)
3-1: Logitech, Inc. : QuickCam Pro 4000 (046d:08b2)
: /sys/devices/pci0000:00/0000:00:1e.0/0000:02:0a.0/usb3/3-1
: (Defined at Interface level) / unknown subclass / unknown protocol (00/00/00)
: 0 - Data / unknown subclass / unknown protocol (0a/ff/00)
: 1 - Audio / Control Device / unknown protocol (01/01/00)
: 2 - Audio / Streaming / unknown protocol (01/02/00)
Attach a remote USB device:
deux:# usbip attach --remote 10.0.0.3 --busid 1-1
port 0 attached
Show the devices attached to this client:
deux:# usbip port
Port 00: <Port in Use> at Full Speed(12Mbps)
Prolific Technology, Inc. : unknown product (067b:3507)
6-1 -> usbip://10.0.0.3:3240/1-1 (remote bus/dev 001/004)
6-1:1.0 used by usb-storage
/sys/class/scsi_device/0:0:0:0/device
/sys/class/scsi_host/host0/device
/sys/block/sda/device
Detach the imported device:
deux:# usbip detach --port 0
port 0 detached
[Checklist]
- See 'Debug Tips' on the project wiki.
- http://usbip.wiki.sourceforge.net/how-to-debug-usbip
- usbip-host.ko must be bound to the target device.
- See /proc/bus/usb/devices and find "Driver=..." lines of the device.
- Shutdown firewall.
- usbip now uses TCP port 3240.
- Disable SELinux.
- Check the kernel and daemon messages.
[Contact]
Mailing List: linux-usb@vger.kernel.org

9
tools/usb/usbip/autogen.sh Izpildāmais fails
Parādīt failu

@@ -0,0 +1,9 @@
#!/bin/sh -x
#aclocal
#autoheader
#libtoolize --copy --force
#automake-1.9 -acf
#autoconf
autoreconf -i -f -v

12
tools/usb/usbip/cleanup.sh Izpildāmais fails
Parādīt failu

@@ -0,0 +1,12 @@
#!/bin/sh
if [ -r Makefile ]; then
make distclean
fi
FILES="aclocal.m4 autom4te.cache compile config.guess config.h.in config.log \
config.status config.sub configure cscope.out depcomp install-sh \
libsrc/Makefile libsrc/Makefile.in libtool ltmain.sh Makefile \
Makefile.in missing src/Makefile src/Makefile.in"
rm -vRf $FILES

111
tools/usb/usbip/configure.ac Parasts fails
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@@ -0,0 +1,111 @@
dnl Process this file with autoconf to produce a configure script.
AC_PREREQ(2.59)
AC_INIT([usbip-utils], [2.0], [linux-usb@vger.kernel.org])
AC_DEFINE([USBIP_VERSION], [0x00000111], [binary-coded decimal version number])
CURRENT=0
REVISION=1
AGE=0
AC_SUBST([LIBUSBIP_VERSION], [$CURRENT:$REVISION:$AGE], [library version])
AC_CONFIG_SRCDIR([src/usbipd.c])
AC_CONFIG_HEADERS([config.h])
AM_INIT_AUTOMAKE([foreign])
LT_INIT
# Silent build for automake >= 1.11
m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
AC_SUBST([EXTRA_CFLAGS], ["-Wall -Werror -Wextra -std=gnu99"])
# Checks for programs.
AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_MAKE_SET
# Checks for header files.
AC_HEADER_DIRENT
AC_HEADER_STDC
AC_CHECK_HEADERS([arpa/inet.h fcntl.h netdb.h netinet/in.h stdint.h stdlib.h dnl
string.h sys/socket.h syslog.h unistd.h])
# Checks for typedefs, structures, and compiler characteristics.
AC_TYPE_INT32_T
AC_TYPE_SIZE_T
AC_TYPE_SSIZE_T
AC_TYPE_UINT16_T
AC_TYPE_UINT32_T
AC_TYPE_UINT8_T
# Checks for library functions.
AC_FUNC_REALLOC
AC_CHECK_FUNCS([memset mkdir regcomp socket strchr strerror strstr dnl
strtoul])
AC_CHECK_HEADER([libudev.h],
[AC_CHECK_LIB([udev], [udev_new],
[LIBS="$LIBS -ludev"],
[AC_MSG_ERROR([Missing udev library!])])],
[AC_MSG_ERROR([Missing /usr/include/libudev.h])])
# Checks for libwrap library.
AC_MSG_CHECKING([whether to use the libwrap (TCP wrappers) library])
AC_ARG_WITH([tcp-wrappers],
[AS_HELP_STRING([--with-tcp-wrappers],
[use the libwrap (TCP wrappers) library])],
dnl [ACTION-IF-GIVEN]
[if test "$withval" = "yes"; then
AC_MSG_RESULT([yes])
AC_MSG_CHECKING([for hosts_access in -lwrap])
saved_LIBS="$LIBS"
LIBS="-lwrap $saved_LIBS"
AC_TRY_LINK(
[int hosts_access(); int allow_severity, deny_severity;],
[hosts_access()],
[AC_MSG_RESULT([yes]);
AC_DEFINE([HAVE_LIBWRAP], [1],
[use tcp wrapper]) wrap_LIB="-lwrap"],
[AC_MSG_RESULT([not found]); exit 1])
else
AC_MSG_RESULT([no]);
fi],
dnl [ACTION-IF-NOT-GIVEN]
[AC_MSG_RESULT([(default)])
AC_MSG_CHECKING([for hosts_access in -lwrap])
saved_LIBS="$LIBS"
LIBS="-lwrap $saved_LIBS"
AC_TRY_LINK(
[int hosts_access(); int allow_severity, deny_severity;],
[hosts_access()],
[AC_MSG_RESULT([yes]);
AC_DEFINE([HAVE_LIBWRAP], [1], [use tcp wrapper])],
[AC_MSG_RESULT([no]); LIBS="$saved_LIBS"])])
# Sets directory containing usb.ids.
AC_ARG_WITH([usbids-dir],
[AS_HELP_STRING([--with-usbids-dir=DIR],
[where usb.ids is found (default /usr/share/hwdata/)])],
[USBIDS_DIR=$withval], [USBIDS_DIR="/usr/share/hwdata/"])
AC_SUBST([USBIDS_DIR])
# use _FORTIFY_SOURCE
AC_MSG_CHECKING([whether to use fortify])
AC_ARG_WITH([fortify],
[AS_HELP_STRING([--with-fortify],
[use _FORTIFY_SROUCE option when compiling)])],
dnl [ACTION-IF-GIVEN]
[if test "$withval" = "yes"; then
AC_MSG_RESULT([yes])
CFLAGS="$CFLAGS -D_FORTIFY_SOURCE -O"
else
AC_MSG_RESULT([no])
CFLAGS="$CFLAGS -U_FORTIFY_SOURCE"
fi
],
dnl [ACTION-IF-NOT-GIVEN]
[AC_MSG_RESULT([default])])
AC_CONFIG_FILES([Makefile libsrc/Makefile src/Makefile])
AC_OUTPUT

95
tools/usb/usbip/doc/usbip.8 Parasts fails
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@@ -0,0 +1,95 @@
.TH USBIP "8" "February 2009" "usbip" "System Administration Utilities"
.SH NAME
usbip \- manage USB/IP devices
.SH SYNOPSIS
.B usbip
[\fIoptions\fR] <\fIcommand\fR> <\fIargs\fR>
.SH DESCRIPTION
On a USB/IP server, devices can be listed, bound, and unbound using
this program. On a USB/IP client, devices exported by USB/IP servers
can be listed, attached and detached.
.SH OPTIONS
.HP
\fB\-\-debug\fR
.IP
Print debugging information.
.PP
.HP
\fB\-\-log\fR
.IP
Log to syslog.
.PP
.HP
\fB\-\-tcp-port PORT\fR
.IP
Connect to PORT on remote host (used for attach and list --remote).
.PP
.SH COMMANDS
.HP
\fBversion\fR
.IP
Show version and exit.
.PP
.HP
\fBhelp\fR [\fIcommand\fR]
.IP
Print the program help message, or help on a specific command, and
then exit.
.PP
.HP
\fBattach\fR \-\-remote=<\fIhost\fR> \-\-busid=<\fIbus_id\fR>
.IP
Attach a remote USB device.
.PP
.HP
\fBdetach\fR \-\-port=<\fIport\fR>
.IP
Detach an imported USB device.
.PP
.HP
\fBbind\fR \-\-busid=<\fIbusid\fR>
.IP
Make a device exportable.
.PP
.HP
\fBunbind\fR \-\-busid=<\fIbusid\fR>
.IP
Stop exporting a device so it can be used by a local driver.
.PP
.HP
\fBlist\fR \-\-remote=<\fIhost\fR>
.IP
List USB devices exported by a remote host.
.PP
.HP
\fBlist\fR \-\-local
.IP
List local USB devices.
.PP
.SH EXAMPLES
client:# usbip list --remote=server
- List exportable usb devices on the server.
client:# usbip attach --remote=server --busid=1-2
- Connect the remote USB device.
client:# usbip detach --port=0
- Detach the usb device.
.SH "SEE ALSO"
\fBusbipd\fP\fB(8)\fB\fP

91
tools/usb/usbip/doc/usbipd.8 Parasts fails
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@@ -0,0 +1,91 @@
.TH USBIP "8" "February 2009" "usbip" "System Administration Utilities"
.SH NAME
usbipd \- USB/IP server daemon
.SH SYNOPSIS
.B usbipd
[\fIoptions\fR]
.SH DESCRIPTION
.B usbipd
provides USB/IP clients access to exported USB devices.
Devices have to explicitly be exported using
.B usbip bind
before usbipd makes them available to other hosts.
The daemon accepts connections from USB/IP clients
on TCP port 3240 by default.
.SH OPTIONS
.HP
\fB\-4\fR, \fB\-\-ipv4\fR
.IP
Bind to IPv4. Default is both.
.PP
.HP
\fB\-6\fR, \fB\-\-ipv6\fR
.IP
Bind to IPv6. Default is both.
.PP
.HP
\fB\-D\fR, \fB\-\-daemon\fR
.IP
Run as a daemon process.
.PP
.HP
\fB\-d\fR, \fB\-\-debug\fR
.IP
Print debugging information.
.PP
.HP
\fB\-PFILE\fR, \fB\-\-pid FILE\fR
.IP
Write process id to FILE.
.br
If no FILE specified, use /var/run/usbipd.pid
.PP
\fB\-tPORT\fR, \fB\-\-tcp\-port PORT\fR
.IP
Listen on TCP/IP port PORT.
.PP
\fB\-h\fR, \fB\-\-help\fR
.IP
Print the program help message and exit.
.PP
.HP
\fB\-v\fR, \fB\-\-version\fR
.IP
Show version.
.PP
.SH LIMITATIONS
.B usbipd
offers no authentication or authorization for USB/IP. Any
USB/IP client can connect and use exported devices.
.SH EXAMPLES
server:# modprobe usbip
server:# usbipd -D
- Start usbip daemon.
server:# usbip list --local
- List driver assignments for usb devices.
server:# usbip bind --busid=1-2
- Bind usbip-host.ko to the device of busid 1-2.
- A usb device 1-2 is now exportable to other hosts!
- Use 'usbip unbind --busid=1-2' when you want to shutdown exporting and use the device locally.
.SH "SEE ALSO"
\fBusbip\fP\fB(8)\fB\fP

Parādīt failu

@@ -0,0 +1,8 @@
libusbip_la_CPPFLAGS = -DUSBIDS_FILE='"@USBIDS_DIR@/usb.ids"'
libusbip_la_CFLAGS = @EXTRA_CFLAGS@
libusbip_la_LDFLAGS = -version-info @LIBUSBIP_VERSION@
lib_LTLIBRARIES := libusbip.la
libusbip_la_SOURCES := names.c names.h usbip_host_driver.c usbip_host_driver.h \
usbip_common.c usbip_common.h vhci_driver.c vhci_driver.h \
sysfs_utils.c sysfs_utils.h

136
tools/usb/usbip/libsrc/list.h Parasts fails
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@@ -0,0 +1,136 @@
#ifndef _LIST_H
#define _LIST_H
/* Stripped down implementation of linked list taken
* from the Linux Kernel.
*/
/*
* Simple doubly linked list implementation.
*
* Some of the internal functions ("__xxx") are useful when
* manipulating whole lists rather than single entries, as
* sometimes we already know the next/prev entries and we can
* generate better code by using them directly rather than
* using the generic single-entry routines.
*/
struct list_head {
struct list_head *next, *prev;
};
#define LIST_HEAD_INIT(name) { &(name), &(name) }
#define LIST_HEAD(name) \
struct list_head name = LIST_HEAD_INIT(name)
static inline void INIT_LIST_HEAD(struct list_head *list)
{
list->next = list;
list->prev = list;
}
/*
* Insert a new entry between two known consecutive entries.
*
* This is only for internal list manipulation where we know
* the prev/next entries already!
*/
static inline void __list_add(struct list_head *new,
struct list_head *prev,
struct list_head *next)
{
next->prev = new;
new->next = next;
new->prev = prev;
prev->next = new;
}
/**
* list_add - add a new entry
* @new: new entry to be added
* @head: list head to add it after
*
* Insert a new entry after the specified head.
* This is good for implementing stacks.
*/
static inline void list_add(struct list_head *new, struct list_head *head)
{
__list_add(new, head, head->next);
}
/*
* Delete a list entry by making the prev/next entries
* point to each other.
*
* This is only for internal list manipulation where we know
* the prev/next entries already!
*/
static inline void __list_del(struct list_head * prev, struct list_head * next)
{
next->prev = prev;
prev->next = next;
}
#define POISON_POINTER_DELTA 0
#define LIST_POISON1 ((void *) 0x00100100 + POISON_POINTER_DELTA)
#define LIST_POISON2 ((void *) 0x00200200 + POISON_POINTER_DELTA)
/**
* list_del - deletes entry from list.
* @entry: the element to delete from the list.
* Note: list_empty() on entry does not return true after this, the entry is
* in an undefined state.
*/
static inline void __list_del_entry(struct list_head *entry)
{
__list_del(entry->prev, entry->next);
}
static inline void list_del(struct list_head *entry)
{
__list_del(entry->prev, entry->next);
entry->next = LIST_POISON1;
entry->prev = LIST_POISON2;
}
/**
* list_entry - get the struct for this entry
* @ptr: the &struct list_head pointer.
* @type: the type of the struct this is embedded in.
* @member: the name of the list_struct within the struct.
*/
#define list_entry(ptr, type, member) \
container_of(ptr, type, member)
/**
* list_for_each - iterate over a list
* @pos: the &struct list_head to use as a loop cursor.
* @head: the head for your list.
*/
#define list_for_each(pos, head) \
for (pos = (head)->next; pos != (head); pos = pos->next)
/**
* list_for_each_safe - iterate over a list safe against removal of list entry
* @pos: the &struct list_head to use as a loop cursor.
* @n: another &struct list_head to use as temporary storage
* @head: the head for your list.
*/
#define list_for_each_safe(pos, n, head) \
for (pos = (head)->next, n = pos->next; pos != (head); \
pos = n, n = pos->next)
#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
/**
* container_of - cast a member of a structure out to the containing structure
* @ptr: the pointer to the member.
* @type: the type of the container struct this is embedded in.
* @member: the name of the member within the struct.
*
*/
#define container_of(ptr, type, member) ({ \
const typeof( ((type *)0)->member ) *__mptr = (ptr); \
(type *)( (char *)__mptr - offsetof(type,member) );})
#endif

504
tools/usb/usbip/libsrc/names.c Parasts fails
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@@ -0,0 +1,504 @@
/*
* names.c -- USB name database manipulation routines
*
* Copyright (C) 1999, 2000 Thomas Sailer (sailer@ife.ee.ethz.ch)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*
*
*
*
* Copyright (C) 2005 Takahiro Hirofuchi
* - names_deinit() is added.
*
*/
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <dirent.h>
#include <string.h>
#include <errno.h>
#include <stdlib.h>
#include <unistd.h>
#include <stdio.h>
#include <ctype.h>
#include "names.h"
#include "usbip_common.h"
struct vendor {
struct vendor *next;
u_int16_t vendorid;
char name[1];
};
struct product {
struct product *next;
u_int16_t vendorid, productid;
char name[1];
};
struct class {
struct class *next;
u_int8_t classid;
char name[1];
};
struct subclass {
struct subclass *next;
u_int8_t classid, subclassid;
char name[1];
};
struct protocol {
struct protocol *next;
u_int8_t classid, subclassid, protocolid;
char name[1];
};
struct genericstrtable {
struct genericstrtable *next;
unsigned int num;
char name[1];
};
#define HASH1 0x10
#define HASH2 0x02
#define HASHSZ 16
static unsigned int hashnum(unsigned int num)
{
unsigned int mask1 = HASH1 << 27, mask2 = HASH2 << 27;
for (; mask1 >= HASH1; mask1 >>= 1, mask2 >>= 1)
if (num & mask1)
num ^= mask2;
return num & (HASHSZ-1);
}
static struct vendor *vendors[HASHSZ] = { NULL, };
static struct product *products[HASHSZ] = { NULL, };
static struct class *classes[HASHSZ] = { NULL, };
static struct subclass *subclasses[HASHSZ] = { NULL, };
static struct protocol *protocols[HASHSZ] = { NULL, };
const char *names_vendor(u_int16_t vendorid)
{
struct vendor *v;
v = vendors[hashnum(vendorid)];
for (; v; v = v->next)
if (v->vendorid == vendorid)
return v->name;
return NULL;
}
const char *names_product(u_int16_t vendorid, u_int16_t productid)
{
struct product *p;
p = products[hashnum((vendorid << 16) | productid)];
for (; p; p = p->next)
if (p->vendorid == vendorid && p->productid == productid)
return p->name;
return NULL;
}
const char *names_class(u_int8_t classid)
{
struct class *c;
c = classes[hashnum(classid)];
for (; c; c = c->next)
if (c->classid == classid)
return c->name;
return NULL;
}
const char *names_subclass(u_int8_t classid, u_int8_t subclassid)
{
struct subclass *s;
s = subclasses[hashnum((classid << 8) | subclassid)];
for (; s; s = s->next)
if (s->classid == classid && s->subclassid == subclassid)
return s->name;
return NULL;
}
const char *names_protocol(u_int8_t classid, u_int8_t subclassid,
u_int8_t protocolid)
{
struct protocol *p;
p = protocols[hashnum((classid << 16) | (subclassid << 8)
| protocolid)];
for (; p; p = p->next)
if (p->classid == classid && p->subclassid == subclassid &&
p->protocolid == protocolid)
return p->name;
return NULL;
}
/* add a cleanup function by takahiro */
struct pool {
struct pool *next;
void *mem;
};
static struct pool *pool_head;
static void *my_malloc(size_t size)
{
struct pool *p;
p = calloc(1, sizeof(struct pool));
if (!p)
return NULL;
p->mem = calloc(1, size);
if (!p->mem) {
free(p);
return NULL;
}
p->next = pool_head;
pool_head = p;
return p->mem;
}
void names_free(void)
{
struct pool *pool;
if (!pool_head)
return;
for (pool = pool_head; pool != NULL; ) {
struct pool *tmp;
if (pool->mem)
free(pool->mem);
tmp = pool;
pool = pool->next;
free(tmp);
}
}
static int new_vendor(const char *name, u_int16_t vendorid)
{
struct vendor *v;
unsigned int h = hashnum(vendorid);
v = vendors[h];
for (; v; v = v->next)
if (v->vendorid == vendorid)
return -1;
v = my_malloc(sizeof(struct vendor) + strlen(name));
if (!v)
return -1;
strcpy(v->name, name);
v->vendorid = vendorid;
v->next = vendors[h];
vendors[h] = v;
return 0;
}
static int new_product(const char *name, u_int16_t vendorid,
u_int16_t productid)
{
struct product *p;
unsigned int h = hashnum((vendorid << 16) | productid);
p = products[h];
for (; p; p = p->next)
if (p->vendorid == vendorid && p->productid == productid)
return -1;
p = my_malloc(sizeof(struct product) + strlen(name));
if (!p)
return -1;
strcpy(p->name, name);
p->vendorid = vendorid;
p->productid = productid;
p->next = products[h];
products[h] = p;
return 0;
}
static int new_class(const char *name, u_int8_t classid)
{
struct class *c;
unsigned int h = hashnum(classid);
c = classes[h];
for (; c; c = c->next)
if (c->classid == classid)
return -1;
c = my_malloc(sizeof(struct class) + strlen(name));
if (!c)
return -1;
strcpy(c->name, name);
c->classid = classid;
c->next = classes[h];
classes[h] = c;
return 0;
}
static int new_subclass(const char *name, u_int8_t classid, u_int8_t subclassid)
{
struct subclass *s;
unsigned int h = hashnum((classid << 8) | subclassid);
s = subclasses[h];
for (; s; s = s->next)
if (s->classid == classid && s->subclassid == subclassid)
return -1;
s = my_malloc(sizeof(struct subclass) + strlen(name));
if (!s)
return -1;
strcpy(s->name, name);
s->classid = classid;
s->subclassid = subclassid;
s->next = subclasses[h];
subclasses[h] = s;
return 0;
}
static int new_protocol(const char *name, u_int8_t classid, u_int8_t subclassid,
u_int8_t protocolid)
{
struct protocol *p;
unsigned int h = hashnum((classid << 16) | (subclassid << 8)
| protocolid);
p = protocols[h];
for (; p; p = p->next)
if (p->classid == classid && p->subclassid == subclassid
&& p->protocolid == protocolid)
return -1;
p = my_malloc(sizeof(struct protocol) + strlen(name));
if (!p)
return -1;
strcpy(p->name, name);
p->classid = classid;
p->subclassid = subclassid;
p->protocolid = protocolid;
p->next = protocols[h];
protocols[h] = p;
return 0;
}
static void parse(FILE *f)
{
char buf[512], *cp;
unsigned int linectr = 0;
int lastvendor = -1;
int lastclass = -1;
int lastsubclass = -1;
int lasthut = -1;
int lastlang = -1;
unsigned int u;
while (fgets(buf, sizeof(buf), f)) {
linectr++;
/* remove line ends */
cp = strchr(buf, '\r');
if (cp)
*cp = 0;
cp = strchr(buf, '\n');
if (cp)
*cp = 0;
if (buf[0] == '#' || !buf[0])
continue;
cp = buf;
if (buf[0] == 'P' && buf[1] == 'H' && buf[2] == 'Y' &&
buf[3] == 'S' && buf[4] == 'D' &&
buf[5] == 'E' && buf[6] == 'S' && /*isspace(buf[7])*/
buf[7] == ' ') {
continue;
}
if (buf[0] == 'P' && buf[1] == 'H' &&
buf[2] == 'Y' && /*isspace(buf[3])*/ buf[3] == ' ') {
continue;
}
if (buf[0] == 'B' && buf[1] == 'I' && buf[2] == 'A' &&
buf[3] == 'S' && /*isspace(buf[4])*/ buf[4] == ' ') {
continue;
}
if (buf[0] == 'L' && /*isspace(buf[1])*/ buf[1] == ' ') {
lasthut = lastclass = lastvendor = lastsubclass = -1;
/*
* set 1 as pseudo-id to indicate that the parser is
* in a `L' section.
*/
lastlang = 1;
continue;
}
if (buf[0] == 'C' && /*isspace(buf[1])*/ buf[1] == ' ') {
/* class spec */
cp = buf+2;
while (isspace(*cp))
cp++;
if (!isxdigit(*cp)) {
err("Invalid class spec at line %u", linectr);
continue;
}
u = strtoul(cp, &cp, 16);
while (isspace(*cp))
cp++;
if (!*cp) {
err("Invalid class spec at line %u", linectr);
continue;
}
if (new_class(cp, u))
err("Duplicate class spec at line %u class %04x %s",
linectr, u, cp);
dbg("line %5u class %02x %s", linectr, u, cp);
lasthut = lastlang = lastvendor = lastsubclass = -1;
lastclass = u;
continue;
}
if (buf[0] == 'A' && buf[1] == 'T' && isspace(buf[2])) {
/* audio terminal type spec */
continue;
}
if (buf[0] == 'H' && buf[1] == 'C' && buf[2] == 'C'
&& isspace(buf[3])) {
/* HID Descriptor bCountryCode */
continue;
}
if (isxdigit(*cp)) {
/* vendor */
u = strtoul(cp, &cp, 16);
while (isspace(*cp))
cp++;
if (!*cp) {
err("Invalid vendor spec at line %u", linectr);
continue;
}
if (new_vendor(cp, u))
err("Duplicate vendor spec at line %u vendor %04x %s",
linectr, u, cp);
dbg("line %5u vendor %04x %s", linectr, u, cp);
lastvendor = u;
lasthut = lastlang = lastclass = lastsubclass = -1;
continue;
}
if (buf[0] == '\t' && isxdigit(buf[1])) {
/* product or subclass spec */
u = strtoul(buf+1, &cp, 16);
while (isspace(*cp))
cp++;
if (!*cp) {
err("Invalid product/subclass spec at line %u",
linectr);
continue;
}
if (lastvendor != -1) {
if (new_product(cp, lastvendor, u))
err("Duplicate product spec at line %u product %04x:%04x %s",
linectr, lastvendor, u, cp);
dbg("line %5u product %04x:%04x %s", linectr,
lastvendor, u, cp);
continue;
}
if (lastclass != -1) {
if (new_subclass(cp, lastclass, u))
err("Duplicate subclass spec at line %u class %02x:%02x %s",
linectr, lastclass, u, cp);
dbg("line %5u subclass %02x:%02x %s", linectr,
lastclass, u, cp);
lastsubclass = u;
continue;
}
if (lasthut != -1) {
/* do not store hut */
continue;
}
if (lastlang != -1) {
/* do not store langid */
continue;
}
err("Product/Subclass spec without prior Vendor/Class spec at line %u",
linectr);
continue;
}
if (buf[0] == '\t' && buf[1] == '\t' && isxdigit(buf[2])) {
/* protocol spec */
u = strtoul(buf+2, &cp, 16);
while (isspace(*cp))
cp++;
if (!*cp) {
err("Invalid protocol spec at line %u",
linectr);
continue;
}
if (lastclass != -1 && lastsubclass != -1) {
if (new_protocol(cp, lastclass, lastsubclass,
u))
err("Duplicate protocol spec at line %u class %02x:%02x:%02x %s",
linectr, lastclass, lastsubclass,
u, cp);
dbg("line %5u protocol %02x:%02x:%02x %s",
linectr, lastclass, lastsubclass, u, cp);
continue;
}
err("Protocol spec without prior Class and Subclass spec at line %u",
linectr);
continue;
}
if (buf[0] == 'H' && buf[1] == 'I' &&
buf[2] == 'D' && /*isspace(buf[3])*/ buf[3] == ' ') {
continue;
}
if (buf[0] == 'H' && buf[1] == 'U' &&
buf[2] == 'T' && /*isspace(buf[3])*/ buf[3] == ' ') {
lastlang = lastclass = lastvendor = lastsubclass = -1;
/*
* set 1 as pseudo-id to indicate that the parser is
* in a `HUT' section.
*/
lasthut = 1;
continue;
}
if (buf[0] == 'R' && buf[1] == ' ')
continue;
if (buf[0] == 'V' && buf[1] == 'T')
continue;
err("Unknown line at line %u", linectr);
}
}
int names_init(char *n)
{
FILE *f;
f = fopen(n, "r");
if (!f)
return errno;
parse(f);
fclose(f);
return 0;
}

Parādīt failu

@@ -0,0 +1,41 @@
/*
* names.h -- USB name database manipulation routines
*
* Copyright (C) 1999, 2000 Thomas Sailer (sailer@ife.ee.ethz.ch)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*
*
* Copyright (C) 2005 Takahiro Hirofuchi
* - names_free() is added.
*/
#ifndef _NAMES_H
#define _NAMES_H
#include <sys/types.h>
/* used by usbip_common.c */
extern const char *names_vendor(u_int16_t vendorid);
extern const char *names_product(u_int16_t vendorid, u_int16_t productid);
extern const char *names_class(u_int8_t classid);
extern const char *names_subclass(u_int8_t classid, u_int8_t subclassid);
extern const char *names_protocol(u_int8_t classid, u_int8_t subclassid,
u_int8_t protocolid);
extern int names_init(char *n);
extern void names_free(void);
#endif /* _NAMES_H */

Parādīt failu

@@ -0,0 +1,31 @@
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <errno.h>
#include "sysfs_utils.h"
#include "usbip_common.h"
int write_sysfs_attribute(const char *attr_path, const char *new_value,
size_t len)
{
int fd;
int length;
fd = open(attr_path, O_WRONLY);
if (fd < 0) {
dbg("error opening attribute %s", attr_path);
return -1;
}
length = write(fd, new_value, len);
if (length < 0) {
dbg("error writing to attribute %s", attr_path);
close(fd);
return -1;
}
close(fd);
return 0;
}

Parādīt failu

@@ -0,0 +1,8 @@
#ifndef __SYSFS_UTILS_H
#define __SYSFS_UTILS_H
int write_sysfs_attribute(const char *attr_path, const char *new_value,
size_t len);
#endif

Parādīt failu

@@ -0,0 +1,285 @@
/*
* Copyright (C) 2005-2007 Takahiro Hirofuchi
*/
#include <libudev.h>
#include "usbip_common.h"
#include "names.h"
#undef PROGNAME
#define PROGNAME "libusbip"
int usbip_use_syslog;
int usbip_use_stderr;
int usbip_use_debug;
extern struct udev *udev_context;
struct speed_string {
int num;
char *speed;
char *desc;
};
static const struct speed_string speed_strings[] = {
{ USB_SPEED_UNKNOWN, "unknown", "Unknown Speed"},
{ USB_SPEED_LOW, "1.5", "Low Speed(1.5Mbps)" },
{ USB_SPEED_FULL, "12", "Full Speed(12Mbps)" },
{ USB_SPEED_HIGH, "480", "High Speed(480Mbps)" },
{ USB_SPEED_WIRELESS, "53.3-480", "Wireless"},
{ USB_SPEED_SUPER, "5000", "Super Speed(5000Mbps)" },
{ 0, NULL, NULL }
};
struct portst_string {
int num;
char *desc;
};
static struct portst_string portst_strings[] = {
{ SDEV_ST_AVAILABLE, "Device Available" },
{ SDEV_ST_USED, "Device in Use" },
{ SDEV_ST_ERROR, "Device Error"},
{ VDEV_ST_NULL, "Port Available"},
{ VDEV_ST_NOTASSIGNED, "Port Initializing"},
{ VDEV_ST_USED, "Port in Use"},
{ VDEV_ST_ERROR, "Port Error"},
{ 0, NULL}
};
const char *usbip_status_string(int32_t status)
{
for (int i = 0; portst_strings[i].desc != NULL; i++)
if (portst_strings[i].num == status)
return portst_strings[i].desc;
return "Unknown Status";
}
const char *usbip_speed_string(int num)
{
for (int i = 0; speed_strings[i].speed != NULL; i++)
if (speed_strings[i].num == num)
return speed_strings[i].desc;
return "Unknown Speed";
}
#define DBG_UDEV_INTEGER(name)\
dbg("%-20s = %x", to_string(name), (int) udev->name)
#define DBG_UINF_INTEGER(name)\
dbg("%-20s = %x", to_string(name), (int) uinf->name)
void dump_usb_interface(struct usbip_usb_interface *uinf)
{
char buff[100];
usbip_names_get_class(buff, sizeof(buff),
uinf->bInterfaceClass,
uinf->bInterfaceSubClass,
uinf->bInterfaceProtocol);
dbg("%-20s = %s", "Interface(C/SC/P)", buff);
}
void dump_usb_device(struct usbip_usb_device *udev)
{
char buff[100];
dbg("%-20s = %s", "path", udev->path);
dbg("%-20s = %s", "busid", udev->busid);
usbip_names_get_class(buff, sizeof(buff),
udev->bDeviceClass,
udev->bDeviceSubClass,
udev->bDeviceProtocol);
dbg("%-20s = %s", "Device(C/SC/P)", buff);
DBG_UDEV_INTEGER(bcdDevice);
usbip_names_get_product(buff, sizeof(buff),
udev->idVendor,
udev->idProduct);
dbg("%-20s = %s", "Vendor/Product", buff);
DBG_UDEV_INTEGER(bNumConfigurations);
DBG_UDEV_INTEGER(bNumInterfaces);
dbg("%-20s = %s", "speed",
usbip_speed_string(udev->speed));
DBG_UDEV_INTEGER(busnum);
DBG_UDEV_INTEGER(devnum);
}
int read_attr_value(struct udev_device *dev, const char *name,
const char *format)
{
const char *attr;
int num = 0;
int ret;
attr = udev_device_get_sysattr_value(dev, name);
if (!attr) {
err("udev_device_get_sysattr_value failed");
goto err;
}
/* The client chooses the device configuration
* when attaching it so right after being bound
* to usbip-host on the server the device will
* have no configuration.
* Therefore, attributes such as bConfigurationValue
* and bNumInterfaces will not exist and sscanf will
* fail. Check for these cases and don't treat them
* as errors.
*/
ret = sscanf(attr, format, &num);
if (ret < 1) {
if (strcmp(name, "bConfigurationValue") &&
strcmp(name, "bNumInterfaces")) {
err("sscanf failed for attribute %s", name);
goto err;
}
}
err:
return num;
}
int read_attr_speed(struct udev_device *dev)
{
const char *speed;
speed = udev_device_get_sysattr_value(dev, "speed");
if (!speed) {
err("udev_device_get_sysattr_value failed");
goto err;
}
for (int i = 0; speed_strings[i].speed != NULL; i++) {
if (!strcmp(speed, speed_strings[i].speed))
return speed_strings[i].num;
}
err:
return USB_SPEED_UNKNOWN;
}
#define READ_ATTR(object, type, dev, name, format) \
do { \
(object)->name = (type) read_attr_value(dev, to_string(name), \
format); \
} while (0)
int read_usb_device(struct udev_device *sdev, struct usbip_usb_device *udev)
{
uint32_t busnum, devnum;
const char *path, *name;
READ_ATTR(udev, uint8_t, sdev, bDeviceClass, "%02x\n");
READ_ATTR(udev, uint8_t, sdev, bDeviceSubClass, "%02x\n");
READ_ATTR(udev, uint8_t, sdev, bDeviceProtocol, "%02x\n");
READ_ATTR(udev, uint16_t, sdev, idVendor, "%04x\n");
READ_ATTR(udev, uint16_t, sdev, idProduct, "%04x\n");
READ_ATTR(udev, uint16_t, sdev, bcdDevice, "%04x\n");
READ_ATTR(udev, uint8_t, sdev, bConfigurationValue, "%02x\n");
READ_ATTR(udev, uint8_t, sdev, bNumConfigurations, "%02x\n");
READ_ATTR(udev, uint8_t, sdev, bNumInterfaces, "%02x\n");
READ_ATTR(udev, uint8_t, sdev, devnum, "%d\n");
udev->speed = read_attr_speed(sdev);
path = udev_device_get_syspath(sdev);
name = udev_device_get_sysname(sdev);
strncpy(udev->path, path, SYSFS_PATH_MAX);
strncpy(udev->busid, name, SYSFS_BUS_ID_SIZE);
sscanf(name, "%u-%u", &busnum, &devnum);
udev->busnum = busnum;
return 0;
}
int read_usb_interface(struct usbip_usb_device *udev, int i,
struct usbip_usb_interface *uinf)
{
char busid[SYSFS_BUS_ID_SIZE];
struct udev_device *sif;
sprintf(busid, "%s:%d.%d", udev->busid, udev->bConfigurationValue, i);
sif = udev_device_new_from_subsystem_sysname(udev_context, "usb", busid);
if (!sif) {
err("udev_device_new_from_subsystem_sysname %s failed", busid);
return -1;
}
READ_ATTR(uinf, uint8_t, sif, bInterfaceClass, "%02x\n");
READ_ATTR(uinf, uint8_t, sif, bInterfaceSubClass, "%02x\n");
READ_ATTR(uinf, uint8_t, sif, bInterfaceProtocol, "%02x\n");
return 0;
}
int usbip_names_init(char *f)
{
return names_init(f);
}
void usbip_names_free(void)
{
names_free();
}
void usbip_names_get_product(char *buff, size_t size, uint16_t vendor,
uint16_t product)
{
const char *prod, *vend;
prod = names_product(vendor, product);
if (!prod)
prod = "unknown product";
vend = names_vendor(vendor);
if (!vend)
vend = "unknown vendor";
snprintf(buff, size, "%s : %s (%04x:%04x)", vend, prod, vendor, product);
}
void usbip_names_get_class(char *buff, size_t size, uint8_t class,
uint8_t subclass, uint8_t protocol)
{
const char *c, *s, *p;
if (class == 0 && subclass == 0 && protocol == 0) {
snprintf(buff, size, "(Defined at Interface level) (%02x/%02x/%02x)", class, subclass, protocol);
return;
}
p = names_protocol(class, subclass, protocol);
if (!p)
p = "unknown protocol";
s = names_subclass(class, subclass);
if (!s)
s = "unknown subclass";
c = names_class(class);
if (!c)
c = "unknown class";
snprintf(buff, size, "%s / %s / %s (%02x/%02x/%02x)", c, s, p, class, subclass, protocol);
}

Parādīt failu

@@ -0,0 +1,137 @@
/*
* 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 "../../uapi/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
/* kernel module names */
#define USBIP_CORE_MOD_NAME "usbip-core"
#define USBIP_HOST_DRV_NAME "usbip-host"
#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
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);
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 */

Parādīt failu

@@ -0,0 +1,280 @@
/*
* Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
* 2005-2007 Takahiro Hirofuchi
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <errno.h>
#include <unistd.h>
#include <libudev.h>
#include "usbip_common.h"
#include "usbip_host_driver.h"
#include "list.h"
#include "sysfs_utils.h"
#undef PROGNAME
#define PROGNAME "libusbip"
struct usbip_host_driver *host_driver;
struct udev *udev_context;
static int32_t read_attr_usbip_status(struct usbip_usb_device *udev)
{
char status_attr_path[SYSFS_PATH_MAX];
int fd;
int length;
char status;
int value = 0;
snprintf(status_attr_path, SYSFS_PATH_MAX, "%s/usbip_status",
udev->path);
fd = open(status_attr_path, O_RDONLY);
if (fd < 0) {
err("error opening attribute %s", status_attr_path);
return -1;
}
length = read(fd, &status, 1);
if (length < 0) {
err("error reading attribute %s", status_attr_path);
close(fd);
return -1;
}
value = atoi(&status);
return value;
}
static
struct usbip_exported_device *usbip_exported_device_new(const char *sdevpath)
{
struct usbip_exported_device *edev = NULL;
struct usbip_exported_device *edev_old;
size_t size;
int i;
edev = calloc(1, sizeof(struct usbip_exported_device));
edev->sudev = udev_device_new_from_syspath(udev_context, sdevpath);
if (!edev->sudev) {
err("udev_device_new_from_syspath: %s", sdevpath);
goto err;
}
read_usb_device(edev->sudev, &edev->udev);
edev->status = read_attr_usbip_status(&edev->udev);
if (edev->status < 0)
goto err;
/* reallocate buffer to include usb interface data */
size = sizeof(struct usbip_exported_device) +
edev->udev.bNumInterfaces * sizeof(struct usbip_usb_interface);
edev_old = edev;
edev = realloc(edev, size);
if (!edev) {
edev = edev_old;
dbg("realloc failed");
goto err;
}
for (i = 0; i < edev->udev.bNumInterfaces; i++)
read_usb_interface(&edev->udev, i, &edev->uinf[i]);
return edev;
err:
if (edev->sudev)
udev_device_unref(edev->sudev);
if (edev)
free(edev);
return NULL;
}
static int refresh_exported_devices(void)
{
struct usbip_exported_device *edev;
struct udev_enumerate *enumerate;
struct udev_list_entry *devices, *dev_list_entry;
struct udev_device *dev;
const char *path;
const char *driver;
enumerate = udev_enumerate_new(udev_context);
udev_enumerate_add_match_subsystem(enumerate, "usb");
udev_enumerate_scan_devices(enumerate);
devices = udev_enumerate_get_list_entry(enumerate);
udev_list_entry_foreach(dev_list_entry, devices) {
path = udev_list_entry_get_name(dev_list_entry);
dev = udev_device_new_from_syspath(udev_context, path);
if (dev == NULL)
continue;
/* Check whether device uses usbip-host driver. */
driver = udev_device_get_driver(dev);
if (driver != NULL && !strcmp(driver, USBIP_HOST_DRV_NAME)) {
edev = usbip_exported_device_new(path);
if (!edev) {
dbg("usbip_exported_device_new failed");
continue;
}
list_add(&edev->node, &host_driver->edev_list);
host_driver->ndevs++;
}
}
return 0;
}
static void usbip_exported_device_destroy(void)
{
struct list_head *i, *tmp;
struct usbip_exported_device *edev;
list_for_each_safe(i, tmp, &host_driver->edev_list) {
edev = list_entry(i, struct usbip_exported_device, node);
list_del(i);
free(edev);
}
}
int usbip_host_driver_open(void)
{
int rc;
udev_context = udev_new();
if (!udev_context) {
err("udev_new failed");
return -1;
}
host_driver = calloc(1, sizeof(*host_driver));
host_driver->ndevs = 0;
INIT_LIST_HEAD(&host_driver->edev_list);
rc = refresh_exported_devices();
if (rc < 0)
goto err_free_host_driver;
return 0;
err_free_host_driver:
free(host_driver);
host_driver = NULL;
udev_unref(udev_context);
return -1;
}
void usbip_host_driver_close(void)
{
if (!host_driver)
return;
usbip_exported_device_destroy();
free(host_driver);
host_driver = NULL;
udev_unref(udev_context);
}
int usbip_host_refresh_device_list(void)
{
int rc;
usbip_exported_device_destroy();
host_driver->ndevs = 0;
INIT_LIST_HEAD(&host_driver->edev_list);
rc = refresh_exported_devices();
if (rc < 0)
return -1;
return 0;
}
int usbip_host_export_device(struct usbip_exported_device *edev, int sockfd)
{
char attr_name[] = "usbip_sockfd";
char sockfd_attr_path[SYSFS_PATH_MAX];
char sockfd_buff[30];
int ret;
if (edev->status != SDEV_ST_AVAILABLE) {
dbg("device not available: %s", edev->udev.busid);
switch (edev->status) {
case SDEV_ST_ERROR:
dbg("status SDEV_ST_ERROR");
break;
case SDEV_ST_USED:
dbg("status SDEV_ST_USED");
break;
default:
dbg("status unknown: 0x%x", edev->status);
}
return -1;
}
/* only the first interface is true */
snprintf(sockfd_attr_path, sizeof(sockfd_attr_path), "%s/%s",
edev->udev.path, attr_name);
snprintf(sockfd_buff, sizeof(sockfd_buff), "%d\n", sockfd);
ret = write_sysfs_attribute(sockfd_attr_path, sockfd_buff,
strlen(sockfd_buff));
if (ret < 0) {
err("write_sysfs_attribute failed: sockfd %s to %s",
sockfd_buff, sockfd_attr_path);
return ret;
}
info("connect: %s", edev->udev.busid);
return ret;
}
struct usbip_exported_device *usbip_host_get_device(int num)
{
struct list_head *i;
struct usbip_exported_device *edev;
int cnt = 0;
list_for_each(i, &host_driver->edev_list) {
edev = list_entry(i, struct usbip_exported_device, node);
if (num == cnt)
return edev;
else
cnt++;
}
return NULL;
}

Parādīt failu

@@ -0,0 +1,49 @@
/*
* Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
* 2005-2007 Takahiro Hirofuchi
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __USBIP_HOST_DRIVER_H
#define __USBIP_HOST_DRIVER_H
#include <stdint.h>
#include "usbip_common.h"
#include "list.h"
struct usbip_host_driver {
int ndevs;
/* list of exported device */
struct list_head edev_list;
};
struct usbip_exported_device {
struct udev_device *sudev;
int32_t status;
struct usbip_usb_device udev;
struct list_head node;
struct usbip_usb_interface uinf[];
};
extern struct usbip_host_driver *host_driver;
int usbip_host_driver_open(void);
void usbip_host_driver_close(void);
int usbip_host_refresh_device_list(void);
int usbip_host_export_device(struct usbip_exported_device *edev, int sockfd);
struct usbip_exported_device *usbip_host_get_device(int num);
#endif /* __USBIP_HOST_DRIVER_H */

Parādīt failu

@@ -0,0 +1,411 @@
/*
* Copyright (C) 2005-2007 Takahiro Hirofuchi
*/
#include "usbip_common.h"
#include "vhci_driver.h"
#include <limits.h>
#include <netdb.h>
#include <libudev.h>
#include "sysfs_utils.h"
#undef PROGNAME
#define PROGNAME "libusbip"
struct usbip_vhci_driver *vhci_driver;
struct udev *udev_context;
static struct usbip_imported_device *
imported_device_init(struct usbip_imported_device *idev, char *busid)
{
struct udev_device *sudev;
sudev = udev_device_new_from_subsystem_sysname(udev_context,
"usb", busid);
if (!sudev) {
dbg("udev_device_new_from_subsystem_sysname failed: %s", busid);
goto err;
}
read_usb_device(sudev, &idev->udev);
udev_device_unref(sudev);
return idev;
err:
return NULL;
}
static int parse_status(const char *value)
{
int ret = 0;
char *c;
for (int i = 0; i < vhci_driver->nports; i++)
memset(&vhci_driver->idev[i], 0, sizeof(vhci_driver->idev[i]));
/* skip a header line */
c = strchr(value, '\n');
if (!c)
return -1;
c++;
while (*c != '\0') {
int port, status, speed, devid;
unsigned long socket;
char lbusid[SYSFS_BUS_ID_SIZE];
ret = sscanf(c, "%d %d %d %x %lx %31s\n",
&port, &status, &speed,
&devid, &socket, lbusid);
if (ret < 5) {
dbg("sscanf failed: %d", ret);
BUG();
}
dbg("port %d status %d speed %d devid %x",
port, status, speed, devid);
dbg("socket %lx lbusid %s", socket, lbusid);
/* if a device is connected, look at it */
{
struct usbip_imported_device *idev = &vhci_driver->idev[port];
idev->port = port;
idev->status = status;
idev->devid = devid;
idev->busnum = (devid >> 16);
idev->devnum = (devid & 0x0000ffff);
if (idev->status != VDEV_ST_NULL
&& idev->status != VDEV_ST_NOTASSIGNED) {
idev = imported_device_init(idev, lbusid);
if (!idev) {
dbg("imported_device_init failed");
return -1;
}
}
}
/* go to the next line */
c = strchr(c, '\n');
if (!c)
break;
c++;
}
dbg("exit");
return 0;
}
static int refresh_imported_device_list(void)
{
const char *attr_status;
attr_status = udev_device_get_sysattr_value(vhci_driver->hc_device,
"status");
if (!attr_status) {
err("udev_device_get_sysattr_value failed");
return -1;
}
return parse_status(attr_status);
}
static int get_nports(void)
{
char *c;
int nports = 0;
const char *attr_status;
attr_status = udev_device_get_sysattr_value(vhci_driver->hc_device,
"status");
if (!attr_status) {
err("udev_device_get_sysattr_value failed");
return -1;
}
/* skip a header line */
c = strchr(attr_status, '\n');
if (!c)
return 0;
c++;
while (*c != '\0') {
/* go to the next line */
c = strchr(c, '\n');
if (!c)
return nports;
c++;
nports += 1;
}
return nports;
}
/*
* Read the given port's record.
*
* To avoid buffer overflow we will read the entire line and
* validate each part's size. The initial buffer is padded by 4 to
* accommodate the 2 spaces, 1 newline and an additional character
* which is needed to properly validate the 3rd part without it being
* truncated to an acceptable length.
*/
static int read_record(int rhport, char *host, unsigned long host_len,
char *port, unsigned long port_len, char *busid)
{
int part;
FILE *file;
char path[PATH_MAX+1];
char *buffer, *start, *end;
char delim[] = {' ', ' ', '\n'};
int max_len[] = {(int)host_len, (int)port_len, SYSFS_BUS_ID_SIZE};
size_t buffer_len = host_len + port_len + SYSFS_BUS_ID_SIZE + 4;
buffer = malloc(buffer_len);
if (!buffer)
return -1;
snprintf(path, PATH_MAX, VHCI_STATE_PATH"/port%d", rhport);
file = fopen(path, "r");
if (!file) {
err("fopen");
free(buffer);
return -1;
}
if (fgets(buffer, buffer_len, file) == NULL) {
err("fgets");
free(buffer);
fclose(file);
return -1;
}
fclose(file);
/* validate the length of each of the 3 parts */
start = buffer;
for (part = 0; part < 3; part++) {
end = strchr(start, delim[part]);
if (end == NULL || (end - start) > max_len[part]) {
free(buffer);
return -1;
}
start = end + 1;
}
if (sscanf(buffer, "%s %s %s\n", host, port, busid) != 3) {
err("sscanf");
free(buffer);
return -1;
}
free(buffer);
return 0;
}
/* ---------------------------------------------------------------------- */
int usbip_vhci_driver_open(void)
{
udev_context = udev_new();
if (!udev_context) {
err("udev_new failed");
return -1;
}
vhci_driver = calloc(1, sizeof(struct usbip_vhci_driver));
/* will be freed in usbip_driver_close() */
vhci_driver->hc_device =
udev_device_new_from_subsystem_sysname(udev_context,
USBIP_VHCI_BUS_TYPE,
USBIP_VHCI_DRV_NAME);
if (!vhci_driver->hc_device) {
err("udev_device_new_from_subsystem_sysname failed");
goto err;
}
vhci_driver->nports = get_nports();
dbg("available ports: %d", vhci_driver->nports);
if (refresh_imported_device_list())
goto err;
return 0;
err:
udev_device_unref(vhci_driver->hc_device);
if (vhci_driver)
free(vhci_driver);
vhci_driver = NULL;
udev_unref(udev_context);
return -1;
}
void usbip_vhci_driver_close(void)
{
if (!vhci_driver)
return;
udev_device_unref(vhci_driver->hc_device);
free(vhci_driver);
vhci_driver = NULL;
udev_unref(udev_context);
}
int usbip_vhci_refresh_device_list(void)
{
if (refresh_imported_device_list())
goto err;
return 0;
err:
dbg("failed to refresh device list");
return -1;
}
int usbip_vhci_get_free_port(void)
{
for (int i = 0; i < vhci_driver->nports; i++) {
if (vhci_driver->idev[i].status == VDEV_ST_NULL)
return i;
}
return -1;
}
int usbip_vhci_attach_device2(uint8_t port, int sockfd, uint32_t devid,
uint32_t speed) {
char buff[200]; /* what size should be ? */
char attach_attr_path[SYSFS_PATH_MAX];
char attr_attach[] = "attach";
const char *path;
int ret;
snprintf(buff, sizeof(buff), "%u %d %u %u",
port, sockfd, devid, speed);
dbg("writing: %s", buff);
path = udev_device_get_syspath(vhci_driver->hc_device);
snprintf(attach_attr_path, sizeof(attach_attr_path), "%s/%s",
path, attr_attach);
dbg("attach attribute path: %s", attach_attr_path);
ret = write_sysfs_attribute(attach_attr_path, buff, strlen(buff));
if (ret < 0) {
dbg("write_sysfs_attribute failed");
return -1;
}
dbg("attached port: %d", port);
return 0;
}
static unsigned long get_devid(uint8_t busnum, uint8_t devnum)
{
return (busnum << 16) | devnum;
}
/* will be removed */
int usbip_vhci_attach_device(uint8_t port, int sockfd, uint8_t busnum,
uint8_t devnum, uint32_t speed)
{
int devid = get_devid(busnum, devnum);
return usbip_vhci_attach_device2(port, sockfd, devid, speed);
}
int usbip_vhci_detach_device(uint8_t port)
{
char detach_attr_path[SYSFS_PATH_MAX];
char attr_detach[] = "detach";
char buff[200]; /* what size should be ? */
const char *path;
int ret;
snprintf(buff, sizeof(buff), "%u", port);
dbg("writing: %s", buff);
path = udev_device_get_syspath(vhci_driver->hc_device);
snprintf(detach_attr_path, sizeof(detach_attr_path), "%s/%s",
path, attr_detach);
dbg("detach attribute path: %s", detach_attr_path);
ret = write_sysfs_attribute(detach_attr_path, buff, strlen(buff));
if (ret < 0) {
dbg("write_sysfs_attribute failed");
return -1;
}
dbg("detached port: %d", port);
return 0;
}
int usbip_vhci_imported_device_dump(struct usbip_imported_device *idev)
{
char product_name[100];
char host[NI_MAXHOST] = "unknown host";
char serv[NI_MAXSERV] = "unknown port";
char remote_busid[SYSFS_BUS_ID_SIZE];
int ret;
int read_record_error = 0;
if (idev->status == VDEV_ST_NULL || idev->status == VDEV_ST_NOTASSIGNED)
return 0;
ret = read_record(idev->port, host, sizeof(host), serv, sizeof(serv),
remote_busid);
if (ret) {
err("read_record");
read_record_error = 1;
}
printf("Port %02d: <%s> at %s\n", idev->port,
usbip_status_string(idev->status),
usbip_speed_string(idev->udev.speed));
usbip_names_get_product(product_name, sizeof(product_name),
idev->udev.idVendor, idev->udev.idProduct);
printf(" %s\n", product_name);
if (!read_record_error) {
printf("%10s -> usbip://%s:%s/%s\n", idev->udev.busid,
host, serv, remote_busid);
printf("%10s -> remote bus/dev %03d/%03d\n", " ",
idev->busnum, idev->devnum);
} else {
printf("%10s -> unknown host, remote port and remote busid\n",
idev->udev.busid);
printf("%10s -> remote bus/dev %03d/%03d\n", " ",
idev->busnum, idev->devnum);
}
return 0;
}

Parādīt failu

@@ -0,0 +1,59 @@
/*
* Copyright (C) 2005-2007 Takahiro Hirofuchi
*/
#ifndef __VHCI_DRIVER_H
#define __VHCI_DRIVER_H
#include <libudev.h>
#include <stdint.h>
#include "usbip_common.h"
#define USBIP_VHCI_BUS_TYPE "platform"
#define MAXNPORT 128
struct usbip_imported_device {
uint8_t port;
uint32_t status;
uint32_t devid;
uint8_t busnum;
uint8_t devnum;
/* usbip_class_device list */
struct usbip_usb_device udev;
};
struct usbip_vhci_driver {
/* /sys/devices/platform/vhci_hcd */
struct udev_device *hc_device;
int nports;
struct usbip_imported_device idev[MAXNPORT];
};
extern struct usbip_vhci_driver *vhci_driver;
int usbip_vhci_driver_open(void);
void usbip_vhci_driver_close(void);
int usbip_vhci_refresh_device_list(void);
int usbip_vhci_get_free_port(void);
int usbip_vhci_attach_device2(uint8_t port, int sockfd, uint32_t devid,
uint32_t speed);
/* will be removed */
int usbip_vhci_attach_device(uint8_t port, int sockfd, uint8_t busnum,
uint8_t devnum, uint32_t speed);
int usbip_vhci_detach_device(uint8_t port);
int usbip_vhci_imported_device_dump(struct usbip_imported_device *idev);
#endif /* __VHCI_DRIVER_H */

Parādīt failu

@@ -0,0 +1,11 @@
AM_CPPFLAGS = -I$(top_srcdir)/libsrc -DUSBIDS_FILE='"@USBIDS_DIR@/usb.ids"'
AM_CFLAGS = @EXTRA_CFLAGS@
LDADD = $(top_builddir)/libsrc/libusbip.la
sbin_PROGRAMS := usbip usbipd
usbip_SOURCES := usbip.h utils.h usbip.c utils.c usbip_network.c \
usbip_attach.c usbip_detach.c usbip_list.c \
usbip_bind.c usbip_unbind.c usbip_port.c
usbipd_SOURCES := usbip_network.h usbipd.c usbip_network.c

201
tools/usb/usbip/src/usbip.c Parasts fails
Parādīt failu

@@ -0,0 +1,201 @@
/*
* command structure borrowed from udev
* (git://git.kernel.org/pub/scm/linux/hotplug/udev.git)
*
* Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
* 2005-2007 Takahiro Hirofuchi
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <stdlib.h>
#include <getopt.h>
#include <syslog.h>
#include "usbip_common.h"
#include "usbip_network.h"
#include "usbip.h"
static int usbip_help(int argc, char *argv[]);
static int usbip_version(int argc, char *argv[]);
static const char usbip_version_string[] = PACKAGE_STRING;
static const char usbip_usage_string[] =
"usbip [--debug] [--log] [--tcp-port PORT] [version]\n"
" [help] <command> <args>\n";
static void usbip_usage(void)
{
printf("usage: %s", usbip_usage_string);
}
struct command {
const char *name;
int (*fn)(int argc, char *argv[]);
const char *help;
void (*usage)(void);
};
static const struct command cmds[] = {
{
.name = "help",
.fn = usbip_help,
.help = NULL,
.usage = NULL
},
{
.name = "version",
.fn = usbip_version,
.help = NULL,
.usage = NULL
},
{
.name = "attach",
.fn = usbip_attach,
.help = "Attach a remote USB device",
.usage = usbip_attach_usage
},
{
.name = "detach",
.fn = usbip_detach,
.help = "Detach a remote USB device",
.usage = usbip_detach_usage
},
{
.name = "list",
.fn = usbip_list,
.help = "List exportable or local USB devices",
.usage = usbip_list_usage
},
{
.name = "bind",
.fn = usbip_bind,
.help = "Bind device to " USBIP_HOST_DRV_NAME ".ko",
.usage = usbip_bind_usage
},
{
.name = "unbind",
.fn = usbip_unbind,
.help = "Unbind device from " USBIP_HOST_DRV_NAME ".ko",
.usage = usbip_unbind_usage
},
{
.name = "port",
.fn = usbip_port_show,
.help = "Show imported USB devices",
.usage = NULL
},
{ NULL, NULL, NULL, NULL }
};
static int usbip_help(int argc, char *argv[])
{
const struct command *cmd;
int i;
int ret = 0;
if (argc > 1 && argv++) {
for (i = 0; cmds[i].name != NULL; i++)
if (!strcmp(cmds[i].name, argv[0]) && cmds[i].usage) {
cmds[i].usage();
goto done;
}
ret = -1;
}
usbip_usage();
printf("\n");
for (cmd = cmds; cmd->name != NULL; cmd++)
if (cmd->help != NULL)
printf(" %-10s %s\n", cmd->name, cmd->help);
printf("\n");
done:
return ret;
}
static int usbip_version(int argc, char *argv[])
{
(void) argc;
(void) argv;
printf(PROGNAME " (%s)\n", usbip_version_string);
return 0;
}
static int run_command(const struct command *cmd, int argc, char *argv[])
{
dbg("running command: `%s'", cmd->name);
return cmd->fn(argc, argv);
}
int main(int argc, char *argv[])
{
static const struct option opts[] = {
{ "debug", no_argument, NULL, 'd' },
{ "log", no_argument, NULL, 'l' },
{ "tcp-port", required_argument, NULL, 't' },
{ NULL, 0, NULL, 0 }
};
char *cmd;
int opt;
int i, rc = -1;
usbip_use_stderr = 1;
opterr = 0;
for (;;) {
opt = getopt_long(argc, argv, "+dlt:", opts, NULL);
if (opt == -1)
break;
switch (opt) {
case 'd':
usbip_use_debug = 1;
break;
case 'l':
usbip_use_syslog = 1;
openlog("", LOG_PID, LOG_USER);
break;
case 't':
usbip_setup_port_number(optarg);
break;
case '?':
printf("usbip: invalid option\n");
default:
usbip_usage();
goto out;
}
}
cmd = argv[optind];
if (cmd) {
for (i = 0; cmds[i].name != NULL; i++)
if (!strcmp(cmds[i].name, cmd)) {
argc -= optind;
argv += optind;
optind = 0;
rc = run_command(&cmds[i], argc, argv);
goto out;
}
}
/* invalid command */
usbip_help(0, NULL);
out:
return (rc > -1 ? EXIT_SUCCESS : EXIT_FAILURE);
}

40
tools/usb/usbip/src/usbip.h Parasts fails
Parādīt failu

@@ -0,0 +1,40 @@
/*
* Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
* 2005-2007 Takahiro Hirofuchi
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __USBIP_H
#define __USBIP_H
#ifdef HAVE_CONFIG_H
#include "../config.h"
#endif
/* usbip commands */
int usbip_attach(int argc, char *argv[]);
int usbip_detach(int argc, char *argv[]);
int usbip_list(int argc, char *argv[]);
int usbip_bind(int argc, char *argv[]);
int usbip_unbind(int argc, char *argv[]);
int usbip_port_show(int argc, char *argv[]);
void usbip_attach_usage(void);
void usbip_detach_usage(void);
void usbip_list_usage(void);
void usbip_bind_usage(void);
void usbip_unbind_usage(void);
#endif /* __USBIP_H */

Parādīt failu

@@ -0,0 +1,241 @@
/*
* Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
* 2005-2007 Takahiro Hirofuchi
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <sys/stat.h>
#include <limits.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <fcntl.h>
#include <getopt.h>
#include <unistd.h>
#include <errno.h>
#include "vhci_driver.h"
#include "usbip_common.h"
#include "usbip_network.h"
#include "usbip.h"
static const char usbip_attach_usage_string[] =
"usbip attach <args>\n"
" -r, --remote=<host> The machine with exported USB devices\n"
" -b, --busid=<busid> Busid of the device on <host>\n";
void usbip_attach_usage(void)
{
printf("usage: %s", usbip_attach_usage_string);
}
#define MAX_BUFF 100
static int record_connection(char *host, char *port, char *busid, int rhport)
{
int fd;
char path[PATH_MAX+1];
char buff[MAX_BUFF+1];
int ret;
ret = mkdir(VHCI_STATE_PATH, 0700);
if (ret < 0) {
/* if VHCI_STATE_PATH exists, then it better be a directory */
if (errno == EEXIST) {
struct stat s;
ret = stat(VHCI_STATE_PATH, &s);
if (ret < 0)
return -1;
if (!(s.st_mode & S_IFDIR))
return -1;
} else
return -1;
}
snprintf(path, PATH_MAX, VHCI_STATE_PATH"/port%d", rhport);
fd = open(path, O_WRONLY|O_CREAT|O_TRUNC, S_IRWXU);
if (fd < 0)
return -1;
snprintf(buff, MAX_BUFF, "%s %s %s\n",
host, port, busid);
ret = write(fd, buff, strlen(buff));
if (ret != (ssize_t) strlen(buff)) {
close(fd);
return -1;
}
close(fd);
return 0;
}
static int import_device(int sockfd, struct usbip_usb_device *udev)
{
int rc;
int port;
rc = usbip_vhci_driver_open();
if (rc < 0) {
err("open vhci_driver");
return -1;
}
port = usbip_vhci_get_free_port();
if (port < 0) {
err("no free port");
usbip_vhci_driver_close();
return -1;
}
rc = usbip_vhci_attach_device(port, sockfd, udev->busnum,
udev->devnum, udev->speed);
if (rc < 0) {
err("import device");
usbip_vhci_driver_close();
return -1;
}
usbip_vhci_driver_close();
return port;
}
static int query_import_device(int sockfd, char *busid)
{
int rc;
struct op_import_request request;
struct op_import_reply reply;
uint16_t code = OP_REP_IMPORT;
memset(&request, 0, sizeof(request));
memset(&reply, 0, sizeof(reply));
/* send a request */
rc = usbip_net_send_op_common(sockfd, OP_REQ_IMPORT, 0);
if (rc < 0) {
err("send op_common");
return -1;
}
strncpy(request.busid, busid, SYSFS_BUS_ID_SIZE-1);
PACK_OP_IMPORT_REQUEST(0, &request);
rc = usbip_net_send(sockfd, (void *) &request, sizeof(request));
if (rc < 0) {
err("send op_import_request");
return -1;
}
/* receive a reply */
rc = usbip_net_recv_op_common(sockfd, &code);
if (rc < 0) {
err("recv op_common");
return -1;
}
rc = usbip_net_recv(sockfd, (void *) &reply, sizeof(reply));
if (rc < 0) {
err("recv op_import_reply");
return -1;
}
PACK_OP_IMPORT_REPLY(0, &reply);
/* check the reply */
if (strncmp(reply.udev.busid, busid, SYSFS_BUS_ID_SIZE)) {
err("recv different busid %s", reply.udev.busid);
return -1;
}
/* import a device */
return import_device(sockfd, &reply.udev);
}
static int attach_device(char *host, char *busid)
{
int sockfd;
int rc;
int rhport;
sockfd = usbip_net_tcp_connect(host, usbip_port_string);
if (sockfd < 0) {
err("tcp connect");
return -1;
}
rhport = query_import_device(sockfd, busid);
if (rhport < 0) {
err("query");
return -1;
}
close(sockfd);
rc = record_connection(host, usbip_port_string, busid, rhport);
if (rc < 0) {
err("record connection");
return -1;
}
return 0;
}
int usbip_attach(int argc, char *argv[])
{
static const struct option opts[] = {
{ "remote", required_argument, NULL, 'r' },
{ "busid", required_argument, NULL, 'b' },
{ NULL, 0, NULL, 0 }
};
char *host = NULL;
char *busid = NULL;
int opt;
int ret = -1;
for (;;) {
opt = getopt_long(argc, argv, "r:b:", opts, NULL);
if (opt == -1)
break;
switch (opt) {
case 'r':
host = optarg;
break;
case 'b':
busid = optarg;
break;
default:
goto err_out;
}
}
if (!host || !busid)
goto err_out;
ret = attach_device(host, busid);
goto out;
err_out:
usbip_attach_usage();
out:
return ret;
}

Parādīt failu

@@ -0,0 +1,214 @@
/*
* Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
* 2005-2007 Takahiro Hirofuchi
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <libudev.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <getopt.h>
#include "usbip_common.h"
#include "utils.h"
#include "usbip.h"
#include "sysfs_utils.h"
enum unbind_status {
UNBIND_ST_OK,
UNBIND_ST_USBIP_HOST,
UNBIND_ST_FAILED
};
static const char usbip_bind_usage_string[] =
"usbip bind <args>\n"
" -b, --busid=<busid> Bind " USBIP_HOST_DRV_NAME ".ko to device "
"on <busid>\n";
void usbip_bind_usage(void)
{
printf("usage: %s", usbip_bind_usage_string);
}
/* call at unbound state */
static int bind_usbip(char *busid)
{
char attr_name[] = "bind";
char bind_attr_path[SYSFS_PATH_MAX];
int rc = -1;
snprintf(bind_attr_path, sizeof(bind_attr_path), "%s/%s/%s/%s/%s/%s",
SYSFS_MNT_PATH, SYSFS_BUS_NAME, SYSFS_BUS_TYPE,
SYSFS_DRIVERS_NAME, USBIP_HOST_DRV_NAME, attr_name);
rc = write_sysfs_attribute(bind_attr_path, busid, strlen(busid));
if (rc < 0) {
err("error binding device %s to driver: %s", busid,
strerror(errno));
return -1;
}
return 0;
}
/* buggy driver may cause dead lock */
static int unbind_other(char *busid)
{
enum unbind_status status = UNBIND_ST_OK;
char attr_name[] = "unbind";
char unbind_attr_path[SYSFS_PATH_MAX];
int rc = -1;
struct udev *udev;
struct udev_device *dev;
const char *driver;
const char *bDevClass;
/* Create libudev context. */
udev = udev_new();
/* Get the device. */
dev = udev_device_new_from_subsystem_sysname(udev, "usb", busid);
if (!dev) {
dbg("unable to find device with bus ID %s", busid);
goto err_close_busid_dev;
}
/* Check what kind of device it is. */
bDevClass = udev_device_get_sysattr_value(dev, "bDeviceClass");
if (!bDevClass) {
dbg("unable to get bDevClass device attribute");
goto err_close_busid_dev;
}
if (!strncmp(bDevClass, "09", strlen(bDevClass))) {
dbg("skip unbinding of hub");
goto err_close_busid_dev;
}
/* Get the device driver. */
driver = udev_device_get_driver(dev);
if (!driver) {
/* No driver bound to this device. */
goto out;
}
if (!strncmp(USBIP_HOST_DRV_NAME, driver,
strlen(USBIP_HOST_DRV_NAME))) {
/* Already bound to usbip-host. */
status = UNBIND_ST_USBIP_HOST;
goto out;
}
/* Unbind device from driver. */
snprintf(unbind_attr_path, sizeof(unbind_attr_path), "%s/%s/%s/%s/%s/%s",
SYSFS_MNT_PATH, SYSFS_BUS_NAME, SYSFS_BUS_TYPE,
SYSFS_DRIVERS_NAME, driver, attr_name);
rc = write_sysfs_attribute(unbind_attr_path, busid, strlen(busid));
if (rc < 0) {
err("error unbinding device %s from driver", busid);
goto err_close_busid_dev;
}
goto out;
err_close_busid_dev:
status = UNBIND_ST_FAILED;
out:
udev_device_unref(dev);
udev_unref(udev);
return status;
}
static int bind_device(char *busid)
{
int rc;
struct udev *udev;
struct udev_device *dev;
/* Check whether the device with this bus ID exists. */
udev = udev_new();
dev = udev_device_new_from_subsystem_sysname(udev, "usb", busid);
if (!dev) {
err("device with the specified bus ID does not exist");
return -1;
}
udev_unref(udev);
rc = unbind_other(busid);
if (rc == UNBIND_ST_FAILED) {
err("could not unbind driver from device on busid %s", busid);
return -1;
} else if (rc == UNBIND_ST_USBIP_HOST) {
err("device on busid %s is already bound to %s", busid,
USBIP_HOST_DRV_NAME);
return -1;
}
rc = modify_match_busid(busid, 1);
if (rc < 0) {
err("unable to bind device on %s", busid);
return -1;
}
rc = bind_usbip(busid);
if (rc < 0) {
err("could not bind device to %s", USBIP_HOST_DRV_NAME);
modify_match_busid(busid, 0);
return -1;
}
info("bind device on busid %s: complete", busid);
return 0;
}
int usbip_bind(int argc, char *argv[])
{
static const struct option opts[] = {
{ "busid", required_argument, NULL, 'b' },
{ NULL, 0, NULL, 0 }
};
int opt;
int ret = -1;
for (;;) {
opt = getopt_long(argc, argv, "b:", opts, NULL);
if (opt == -1)
break;
switch (opt) {
case 'b':
ret = bind_device(optarg);
goto out;
default:
goto err_out;
}
}
err_out:
usbip_bind_usage();
out:
return ret;
}

Parādīt failu

@@ -0,0 +1,110 @@
/*
* Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
* 2005-2007 Takahiro Hirofuchi
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <ctype.h>
#include <limits.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <getopt.h>
#include <unistd.h>
#include "vhci_driver.h"
#include "usbip_common.h"
#include "usbip_network.h"
#include "usbip.h"
static const char usbip_detach_usage_string[] =
"usbip detach <args>\n"
" -p, --port=<port> " USBIP_VHCI_DRV_NAME
" port the device is on\n";
void usbip_detach_usage(void)
{
printf("usage: %s", usbip_detach_usage_string);
}
static int detach_port(char *port)
{
int ret;
uint8_t portnum;
char path[PATH_MAX+1];
for (unsigned int i = 0; i < strlen(port); i++)
if (!isdigit(port[i])) {
err("invalid port %s", port);
return -1;
}
/* check max port */
portnum = atoi(port);
/* remove the port state file */
snprintf(path, PATH_MAX, VHCI_STATE_PATH"/port%d", portnum);
remove(path);
rmdir(VHCI_STATE_PATH);
ret = usbip_vhci_driver_open();
if (ret < 0) {
err("open vhci_driver");
return -1;
}
ret = usbip_vhci_detach_device(portnum);
if (ret < 0)
return -1;
usbip_vhci_driver_close();
return ret;
}
int usbip_detach(int argc, char *argv[])
{
static const struct option opts[] = {
{ "port", required_argument, NULL, 'p' },
{ NULL, 0, NULL, 0 }
};
int opt;
int ret = -1;
for (;;) {
opt = getopt_long(argc, argv, "p:", opts, NULL);
if (opt == -1)
break;
switch (opt) {
case 'p':
ret = detach_port(optarg);
goto out;
default:
goto err_out;
}
}
err_out:
usbip_detach_usage();
out:
return ret;
}

Parādīt failu

@@ -0,0 +1,283 @@
/*
* Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
* 2005-2007 Takahiro Hirofuchi
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <sys/types.h>
#include <libudev.h>
#include <errno.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <getopt.h>
#include <netdb.h>
#include <unistd.h>
#include "usbip_common.h"
#include "usbip_network.h"
#include "usbip.h"
static const char usbip_list_usage_string[] =
"usbip list [-p|--parsable] <args>\n"
" -p, --parsable Parsable list format\n"
" -r, --remote=<host> List the exportable USB devices on <host>\n"
" -l, --local List the local USB devices\n";
void usbip_list_usage(void)
{
printf("usage: %s", usbip_list_usage_string);
}
static int get_exported_devices(char *host, int sockfd)
{
char product_name[100];
char class_name[100];
struct op_devlist_reply reply;
uint16_t code = OP_REP_DEVLIST;
struct usbip_usb_device udev;
struct usbip_usb_interface uintf;
unsigned int i;
int rc, j;
rc = usbip_net_send_op_common(sockfd, OP_REQ_DEVLIST, 0);
if (rc < 0) {
dbg("usbip_net_send_op_common failed");
return -1;
}
rc = usbip_net_recv_op_common(sockfd, &code);
if (rc < 0) {
dbg("usbip_net_recv_op_common failed");
return -1;
}
memset(&reply, 0, sizeof(reply));
rc = usbip_net_recv(sockfd, &reply, sizeof(reply));
if (rc < 0) {
dbg("usbip_net_recv_op_devlist failed");
return -1;
}
PACK_OP_DEVLIST_REPLY(0, &reply);
dbg("exportable devices: %d\n", reply.ndev);
if (reply.ndev == 0) {
info("no exportable devices found on %s", host);
return 0;
}
printf("Exportable USB devices\n");
printf("======================\n");
printf(" - %s\n", host);
for (i = 0; i < reply.ndev; i++) {
memset(&udev, 0, sizeof(udev));
rc = usbip_net_recv(sockfd, &udev, sizeof(udev));
if (rc < 0) {
dbg("usbip_net_recv failed: usbip_usb_device[%d]", i);
return -1;
}
usbip_net_pack_usb_device(0, &udev);
usbip_names_get_product(product_name, sizeof(product_name),
udev.idVendor, udev.idProduct);
usbip_names_get_class(class_name, sizeof(class_name),
udev.bDeviceClass, udev.bDeviceSubClass,
udev.bDeviceProtocol);
printf("%11s: %s\n", udev.busid, product_name);
printf("%11s: %s\n", "", udev.path);
printf("%11s: %s\n", "", class_name);
for (j = 0; j < udev.bNumInterfaces; j++) {
rc = usbip_net_recv(sockfd, &uintf, sizeof(uintf));
if (rc < 0) {
err("usbip_net_recv failed: usbip_usb_intf[%d]",
j);
return -1;
}
usbip_net_pack_usb_interface(0, &uintf);
usbip_names_get_class(class_name, sizeof(class_name),
uintf.bInterfaceClass,
uintf.bInterfaceSubClass,
uintf.bInterfaceProtocol);
printf("%11s: %2d - %s\n", "", j, class_name);
}
printf("\n");
}
return 0;
}
static int list_exported_devices(char *host)
{
int rc;
int sockfd;
sockfd = usbip_net_tcp_connect(host, usbip_port_string);
if (sockfd < 0) {
err("could not connect to %s:%s: %s", host,
usbip_port_string, gai_strerror(sockfd));
return -1;
}
dbg("connected to %s:%s", host, usbip_port_string);
rc = get_exported_devices(host, sockfd);
if (rc < 0) {
err("failed to get device list from %s", host);
return -1;
}
close(sockfd);
return 0;
}
static void print_device(const char *busid, const char *vendor,
const char *product, bool parsable)
{
if (parsable)
printf("busid=%s#usbid=%.4s:%.4s#", busid, vendor, product);
else
printf(" - busid %s (%.4s:%.4s)\n", busid, vendor, product);
}
static void print_product_name(char *product_name, bool parsable)
{
if (!parsable)
printf(" %s\n", product_name);
}
static int list_devices(bool parsable)
{
struct udev *udev;
struct udev_enumerate *enumerate;
struct udev_list_entry *devices, *dev_list_entry;
struct udev_device *dev;
const char *path;
const char *idVendor;
const char *idProduct;
const char *bConfValue;
const char *bNumIntfs;
const char *busid;
char product_name[128];
int ret = -1;
/* Create libudev context. */
udev = udev_new();
/* Create libudev device enumeration. */
enumerate = udev_enumerate_new(udev);
/* Take only USB devices that are not hubs and do not have
* the bInterfaceNumber attribute, i.e. are not interfaces.
*/
udev_enumerate_add_match_subsystem(enumerate, "usb");
udev_enumerate_add_nomatch_sysattr(enumerate, "bDeviceClass", "09");
udev_enumerate_add_nomatch_sysattr(enumerate, "bInterfaceNumber", NULL);
udev_enumerate_scan_devices(enumerate);
devices = udev_enumerate_get_list_entry(enumerate);
/* Show information about each device. */
udev_list_entry_foreach(dev_list_entry, devices) {
path = udev_list_entry_get_name(dev_list_entry);
dev = udev_device_new_from_syspath(udev, path);
/* Get device information. */
idVendor = udev_device_get_sysattr_value(dev, "idVendor");
idProduct = udev_device_get_sysattr_value(dev, "idProduct");
bConfValue = udev_device_get_sysattr_value(dev, "bConfigurationValue");
bNumIntfs = udev_device_get_sysattr_value(dev, "bNumInterfaces");
busid = udev_device_get_sysname(dev);
if (!idVendor || !idProduct || !bConfValue || !bNumIntfs) {
err("problem getting device attributes: %s",
strerror(errno));
goto err_out;
}
/* Get product name. */
usbip_names_get_product(product_name, sizeof(product_name),
strtol(idVendor, NULL, 16),
strtol(idProduct, NULL, 16));
/* Print information. */
print_device(busid, idVendor, idProduct, parsable);
print_product_name(product_name, parsable);
printf("\n");
udev_device_unref(dev);
}
ret = 0;
err_out:
udev_enumerate_unref(enumerate);
udev_unref(udev);
return ret;
}
int usbip_list(int argc, char *argv[])
{
static const struct option opts[] = {
{ "parsable", no_argument, NULL, 'p' },
{ "remote", required_argument, NULL, 'r' },
{ "local", no_argument, NULL, 'l' },
{ NULL, 0, NULL, 0 }
};
bool parsable = false;
int opt;
int ret = -1;
if (usbip_names_init(USBIDS_FILE))
err("failed to open %s", USBIDS_FILE);
for (;;) {
opt = getopt_long(argc, argv, "pr:l", opts, NULL);
if (opt == -1)
break;
switch (opt) {
case 'p':
parsable = true;
break;
case 'r':
ret = list_exported_devices(optarg);
goto out;
case 'l':
ret = list_devices(parsable);
goto out;
default:
goto err_out;
}
}
err_out:
usbip_list_usage();
out:
usbip_names_free();
return ret;
}

Parādīt failu

@@ -0,0 +1,303 @@
/*
* Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
* 2005-2007 Takahiro Hirofuchi
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <sys/socket.h>
#include <string.h>
#include <arpa/inet.h>
#include <netdb.h>
#include <netinet/tcp.h>
#include <unistd.h>
#ifdef HAVE_LIBWRAP
#include <tcpd.h>
#endif
#include "usbip_common.h"
#include "usbip_network.h"
int usbip_port = 3240;
char *usbip_port_string = "3240";
void usbip_setup_port_number(char *arg)
{
dbg("parsing port arg '%s'", arg);
char *end;
unsigned long int port = strtoul(arg, &end, 10);
if (end == arg) {
err("port: could not parse '%s' as a decimal integer", arg);
return;
}
if (*end != '\0') {
err("port: garbage at end of '%s'", arg);
return;
}
if (port > UINT16_MAX) {
err("port: %s too high (max=%d)",
arg, UINT16_MAX);
return;
}
usbip_port = port;
usbip_port_string = arg;
info("using port %d (\"%s\")", usbip_port, usbip_port_string);
}
void usbip_net_pack_uint32_t(int pack, uint32_t *num)
{
uint32_t i;
if (pack)
i = htonl(*num);
else
i = ntohl(*num);
*num = i;
}
void usbip_net_pack_uint16_t(int pack, uint16_t *num)
{
uint16_t i;
if (pack)
i = htons(*num);
else
i = ntohs(*num);
*num = i;
}
void usbip_net_pack_usb_device(int pack, struct usbip_usb_device *udev)
{
usbip_net_pack_uint32_t(pack, &udev->busnum);
usbip_net_pack_uint32_t(pack, &udev->devnum);
usbip_net_pack_uint32_t(pack, &udev->speed);
usbip_net_pack_uint16_t(pack, &udev->idVendor);
usbip_net_pack_uint16_t(pack, &udev->idProduct);
usbip_net_pack_uint16_t(pack, &udev->bcdDevice);
}
void usbip_net_pack_usb_interface(int pack __attribute__((unused)),
struct usbip_usb_interface *udev
__attribute__((unused)))
{
/* uint8_t members need nothing */
}
static ssize_t usbip_net_xmit(int sockfd, void *buff, size_t bufflen,
int sending)
{
ssize_t nbytes;
ssize_t total = 0;
if (!bufflen)
return 0;
do {
if (sending)
nbytes = send(sockfd, buff, bufflen, 0);
else
nbytes = recv(sockfd, buff, bufflen, MSG_WAITALL);
if (nbytes <= 0)
return -1;
buff = (void *)((intptr_t) buff + nbytes);
bufflen -= nbytes;
total += nbytes;
} while (bufflen > 0);
return total;
}
ssize_t usbip_net_recv(int sockfd, void *buff, size_t bufflen)
{
return usbip_net_xmit(sockfd, buff, bufflen, 0);
}
ssize_t usbip_net_send(int sockfd, void *buff, size_t bufflen)
{
return usbip_net_xmit(sockfd, buff, bufflen, 1);
}
int usbip_net_send_op_common(int sockfd, uint32_t code, uint32_t status)
{
struct op_common op_common;
int rc;
memset(&op_common, 0, sizeof(op_common));
op_common.version = USBIP_VERSION;
op_common.code = code;
op_common.status = status;
PACK_OP_COMMON(1, &op_common);
rc = usbip_net_send(sockfd, &op_common, sizeof(op_common));
if (rc < 0) {
dbg("usbip_net_send failed: %d", rc);
return -1;
}
return 0;
}
int usbip_net_recv_op_common(int sockfd, uint16_t *code)
{
struct op_common op_common;
int rc;
memset(&op_common, 0, sizeof(op_common));
rc = usbip_net_recv(sockfd, &op_common, sizeof(op_common));
if (rc < 0) {
dbg("usbip_net_recv failed: %d", rc);
goto err;
}
PACK_OP_COMMON(0, &op_common);
if (op_common.version != USBIP_VERSION) {
dbg("version mismatch: %d %d", op_common.version,
USBIP_VERSION);
goto err;
}
switch (*code) {
case OP_UNSPEC:
break;
default:
if (op_common.code != *code) {
dbg("unexpected pdu %#0x for %#0x", op_common.code,
*code);
goto err;
}
}
if (op_common.status != ST_OK) {
dbg("request failed at peer: %d", op_common.status);
goto err;
}
*code = op_common.code;
return 0;
err:
return -1;
}
int usbip_net_set_reuseaddr(int sockfd)
{
const int val = 1;
int ret;
ret = setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, &val, sizeof(val));
if (ret < 0)
dbg("setsockopt: SO_REUSEADDR");
return ret;
}
int usbip_net_set_nodelay(int sockfd)
{
const int val = 1;
int ret;
ret = setsockopt(sockfd, IPPROTO_TCP, TCP_NODELAY, &val, sizeof(val));
if (ret < 0)
dbg("setsockopt: TCP_NODELAY");
return ret;
}
int usbip_net_set_keepalive(int sockfd)
{
const int val = 1;
int ret;
ret = setsockopt(sockfd, SOL_SOCKET, SO_KEEPALIVE, &val, sizeof(val));
if (ret < 0)
dbg("setsockopt: SO_KEEPALIVE");
return ret;
}
int usbip_net_set_v6only(int sockfd)
{
const int val = 1;
int ret;
ret = setsockopt(sockfd, IPPROTO_IPV6, IPV6_V6ONLY, &val, sizeof(val));
if (ret < 0)
dbg("setsockopt: IPV6_V6ONLY");
return ret;
}
/*
* IPv6 Ready
*/
int usbip_net_tcp_connect(char *hostname, char *service)
{
struct addrinfo hints, *res, *rp;
int sockfd;
int ret;
memset(&hints, 0, sizeof(hints));
hints.ai_family = AF_UNSPEC;
hints.ai_socktype = SOCK_STREAM;
/* get all possible addresses */
ret = getaddrinfo(hostname, service, &hints, &res);
if (ret < 0) {
dbg("getaddrinfo: %s service %s: %s", hostname, service,
gai_strerror(ret));
return ret;
}
/* try the addresses */
for (rp = res; rp; rp = rp->ai_next) {
sockfd = socket(rp->ai_family, rp->ai_socktype,
rp->ai_protocol);
if (sockfd < 0)
continue;
/* should set TCP_NODELAY for usbip */
usbip_net_set_nodelay(sockfd);
/* TODO: write code for heartbeat */
usbip_net_set_keepalive(sockfd);
if (connect(sockfd, rp->ai_addr, rp->ai_addrlen) == 0)
break;
close(sockfd);
}
freeaddrinfo(res);
if (!rp)
return EAI_SYSTEM;
return sockfd;
}

Parādīt failu

@@ -0,0 +1,185 @@
/*
* Copyright (C) 2005-2007 Takahiro Hirofuchi
*/
#ifndef __USBIP_NETWORK_H
#define __USBIP_NETWORK_H
#ifdef HAVE_CONFIG_H
#include "../config.h"
#endif
#include <sys/types.h>
#include <stdint.h>
extern int usbip_port;
extern char *usbip_port_string;
void usbip_setup_port_number(char *arg);
/* ---------------------------------------------------------------------- */
/* Common header for all the kinds of PDUs. */
struct op_common {
uint16_t version;
#define OP_REQUEST (0x80 << 8)
#define OP_REPLY (0x00 << 8)
uint16_t code;
/* add more error code */
#define ST_OK 0x00
#define ST_NA 0x01
uint32_t status; /* op_code status (for reply) */
} __attribute__((packed));
#define PACK_OP_COMMON(pack, op_common) do {\
usbip_net_pack_uint16_t(pack, &(op_common)->version);\
usbip_net_pack_uint16_t(pack, &(op_common)->code);\
usbip_net_pack_uint32_t(pack, &(op_common)->status);\
} while (0)
/* ---------------------------------------------------------------------- */
/* Dummy Code */
#define OP_UNSPEC 0x00
#define OP_REQ_UNSPEC OP_UNSPEC
#define OP_REP_UNSPEC OP_UNSPEC
/* ---------------------------------------------------------------------- */
/* Retrieve USB device information. (still not used) */
#define OP_DEVINFO 0x02
#define OP_REQ_DEVINFO (OP_REQUEST | OP_DEVINFO)
#define OP_REP_DEVINFO (OP_REPLY | OP_DEVINFO)
struct op_devinfo_request {
char busid[SYSFS_BUS_ID_SIZE];
} __attribute__((packed));
struct op_devinfo_reply {
struct usbip_usb_device udev;
struct usbip_usb_interface uinf[];
} __attribute__((packed));
/* ---------------------------------------------------------------------- */
/* Import a remote USB device. */
#define OP_IMPORT 0x03
#define OP_REQ_IMPORT (OP_REQUEST | OP_IMPORT)
#define OP_REP_IMPORT (OP_REPLY | OP_IMPORT)
struct op_import_request {
char busid[SYSFS_BUS_ID_SIZE];
} __attribute__((packed));
struct op_import_reply {
struct usbip_usb_device udev;
// struct usbip_usb_interface uinf[];
} __attribute__((packed));
#define PACK_OP_IMPORT_REQUEST(pack, request) do {\
} while (0)
#define PACK_OP_IMPORT_REPLY(pack, reply) do {\
usbip_net_pack_usb_device(pack, &(reply)->udev);\
} while (0)
/* ---------------------------------------------------------------------- */
/* Export a USB device to a remote host. */
#define OP_EXPORT 0x06
#define OP_REQ_EXPORT (OP_REQUEST | OP_EXPORT)
#define OP_REP_EXPORT (OP_REPLY | OP_EXPORT)
struct op_export_request {
struct usbip_usb_device udev;
} __attribute__((packed));
struct op_export_reply {
int returncode;
} __attribute__((packed));
#define PACK_OP_EXPORT_REQUEST(pack, request) do {\
usbip_net_pack_usb_device(pack, &(request)->udev);\
} while (0)
#define PACK_OP_EXPORT_REPLY(pack, reply) do {\
} while (0)
/* ---------------------------------------------------------------------- */
/* un-Export a USB device from a remote host. */
#define OP_UNEXPORT 0x07
#define OP_REQ_UNEXPORT (OP_REQUEST | OP_UNEXPORT)
#define OP_REP_UNEXPORT (OP_REPLY | OP_UNEXPORT)
struct op_unexport_request {
struct usbip_usb_device udev;
} __attribute__((packed));
struct op_unexport_reply {
int returncode;
} __attribute__((packed));
#define PACK_OP_UNEXPORT_REQUEST(pack, request) do {\
usbip_net_pack_usb_device(pack, &(request)->udev);\
} while (0)
#define PACK_OP_UNEXPORT_REPLY(pack, reply) do {\
} while (0)
/* ---------------------------------------------------------------------- */
/* Negotiate IPSec encryption key. (still not used) */
#define OP_CRYPKEY 0x04
#define OP_REQ_CRYPKEY (OP_REQUEST | OP_CRYPKEY)
#define OP_REP_CRYPKEY (OP_REPLY | OP_CRYPKEY)
struct op_crypkey_request {
/* 128bit key */
uint32_t key[4];
} __attribute__((packed));
struct op_crypkey_reply {
uint32_t __reserved;
} __attribute__((packed));
/* ---------------------------------------------------------------------- */
/* Retrieve the list of exported USB devices. */
#define OP_DEVLIST 0x05
#define OP_REQ_DEVLIST (OP_REQUEST | OP_DEVLIST)
#define OP_REP_DEVLIST (OP_REPLY | OP_DEVLIST)
struct op_devlist_request {
} __attribute__((packed));
struct op_devlist_reply {
uint32_t ndev;
/* followed by reply_extra[] */
} __attribute__((packed));
struct op_devlist_reply_extra {
struct usbip_usb_device udev;
struct usbip_usb_interface uinf[];
} __attribute__((packed));
#define PACK_OP_DEVLIST_REQUEST(pack, request) do {\
} while (0)
#define PACK_OP_DEVLIST_REPLY(pack, reply) do {\
usbip_net_pack_uint32_t(pack, &(reply)->ndev);\
} while (0)
void usbip_net_pack_uint32_t(int pack, uint32_t *num);
void usbip_net_pack_uint16_t(int pack, uint16_t *num);
void usbip_net_pack_usb_device(int pack, struct usbip_usb_device *udev);
void usbip_net_pack_usb_interface(int pack, struct usbip_usb_interface *uinf);
ssize_t usbip_net_recv(int sockfd, void *buff, size_t bufflen);
ssize_t usbip_net_send(int sockfd, void *buff, size_t bufflen);
int usbip_net_send_op_common(int sockfd, uint32_t code, uint32_t status);
int usbip_net_recv_op_common(int sockfd, uint16_t *code);
int usbip_net_set_reuseaddr(int sockfd);
int usbip_net_set_nodelay(int sockfd);
int usbip_net_set_keepalive(int sockfd);
int usbip_net_set_v6only(int sockfd);
int usbip_net_tcp_connect(char *hostname, char *port);
#endif /* __USBIP_NETWORK_H */

Parādīt failu

@@ -0,0 +1,57 @@
/*
* Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
* 2005-2007 Takahiro Hirofuchi
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include "vhci_driver.h"
#include "usbip_common.h"
static int list_imported_devices(void)
{
int i;
struct usbip_imported_device *idev;
int ret;
ret = usbip_vhci_driver_open();
if (ret < 0) {
err("open vhci_driver");
return -1;
}
printf("Imported USB devices\n");
printf("====================\n");
for (i = 0; i < vhci_driver->nports; i++) {
idev = &vhci_driver->idev[i];
if (usbip_vhci_imported_device_dump(idev) < 0)
ret = -1;
}
usbip_vhci_driver_close();
return ret;
}
int usbip_port_show(__attribute__((unused)) int argc,
__attribute__((unused)) char *argv[])
{
int ret;
ret = list_imported_devices();
if (ret < 0)
err("list imported devices");
return ret;
}

Parādīt failu

@@ -0,0 +1,141 @@
/*
* Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
* 2005-2007 Takahiro Hirofuchi
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <libudev.h>
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include <getopt.h>
#include "usbip_common.h"
#include "utils.h"
#include "usbip.h"
#include "sysfs_utils.h"
static const char usbip_unbind_usage_string[] =
"usbip unbind <args>\n"
" -b, --busid=<busid> Unbind " USBIP_HOST_DRV_NAME ".ko from "
"device on <busid>\n";
void usbip_unbind_usage(void)
{
printf("usage: %s", usbip_unbind_usage_string);
}
static int unbind_device(char *busid)
{
char bus_type[] = "usb";
int rc, ret = -1;
char unbind_attr_name[] = "unbind";
char unbind_attr_path[SYSFS_PATH_MAX];
char rebind_attr_name[] = "rebind";
char rebind_attr_path[SYSFS_PATH_MAX];
struct udev *udev;
struct udev_device *dev;
const char *driver;
/* Create libudev context. */
udev = udev_new();
/* Check whether the device with this bus ID exists. */
dev = udev_device_new_from_subsystem_sysname(udev, "usb", busid);
if (!dev) {
err("device with the specified bus ID does not exist");
goto err_close_udev;
}
/* Check whether the device is using usbip-host driver. */
driver = udev_device_get_driver(dev);
if (!driver || strcmp(driver, "usbip-host")) {
err("device is not bound to usbip-host driver");
goto err_close_udev;
}
/* Unbind device from driver. */
snprintf(unbind_attr_path, sizeof(unbind_attr_path), "%s/%s/%s/%s/%s/%s",
SYSFS_MNT_PATH, SYSFS_BUS_NAME, bus_type, SYSFS_DRIVERS_NAME,
USBIP_HOST_DRV_NAME, unbind_attr_name);
rc = write_sysfs_attribute(unbind_attr_path, busid, strlen(busid));
if (rc < 0) {
err("error unbinding device %s from driver", busid);
goto err_close_udev;
}
/* Notify driver of unbind. */
rc = modify_match_busid(busid, 0);
if (rc < 0) {
err("unable to unbind device on %s", busid);
goto err_close_udev;
}
/* Trigger new probing. */
snprintf(rebind_attr_path, sizeof(unbind_attr_path), "%s/%s/%s/%s/%s/%s",
SYSFS_MNT_PATH, SYSFS_BUS_NAME, bus_type, SYSFS_DRIVERS_NAME,
USBIP_HOST_DRV_NAME, rebind_attr_name);
rc = write_sysfs_attribute(rebind_attr_path, busid, strlen(busid));
if (rc < 0) {
err("error rebinding");
goto err_close_udev;
}
ret = 0;
info("unbind device on busid %s: complete", busid);
err_close_udev:
udev_device_unref(dev);
udev_unref(udev);
return ret;
}
int usbip_unbind(int argc, char *argv[])
{
static const struct option opts[] = {
{ "busid", required_argument, NULL, 'b' },
{ NULL, 0, NULL, 0 }
};
int opt;
int ret = -1;
for (;;) {
opt = getopt_long(argc, argv, "b:", opts, NULL);
if (opt == -1)
break;
switch (opt) {
case 'b':
ret = unbind_device(optarg);
goto out;
default:
goto err_out;
}
}
err_out:
usbip_unbind_usage();
out:
return ret;
}

679
tools/usb/usbip/src/usbipd.c Parasts fails
Parādīt failu

@@ -0,0 +1,679 @@
/*
* Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
* 2005-2007 Takahiro Hirofuchi
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef HAVE_CONFIG_H
#include "../config.h"
#endif
#define _GNU_SOURCE
#include <errno.h>
#include <unistd.h>
#include <netdb.h>
#include <string.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <arpa/inet.h>
#include <sys/socket.h>
#include <netinet/in.h>
#ifdef HAVE_LIBWRAP
#include <tcpd.h>
#endif
#include <getopt.h>
#include <signal.h>
#include <poll.h>
#include "usbip_host_driver.h"
#include "usbip_common.h"
#include "usbip_network.h"
#include "list.h"
#undef PROGNAME
#define PROGNAME "usbipd"
#define MAXSOCKFD 20
#define MAIN_LOOP_TIMEOUT 10
#define DEFAULT_PID_FILE "/var/run/" PROGNAME ".pid"
static const char usbip_version_string[] = PACKAGE_STRING;
static const char usbipd_help_string[] =
"usage: usbipd [options]\n"
"\n"
" -4, --ipv4\n"
" Bind to IPv4. Default is both.\n"
"\n"
" -6, --ipv6\n"
" Bind to IPv6. Default is both.\n"
"\n"
" -D, --daemon\n"
" Run as a daemon process.\n"
"\n"
" -d, --debug\n"
" Print debugging information.\n"
"\n"
" -PFILE, --pid FILE\n"
" Write process id to FILE.\n"
" If no FILE specified, use " DEFAULT_PID_FILE "\n"
"\n"
" -tPORT, --tcp-port PORT\n"
" Listen on TCP/IP port PORT.\n"
"\n"
" -h, --help\n"
" Print this help.\n"
"\n"
" -v, --version\n"
" Show version.\n";
static void usbipd_help(void)
{
printf("%s\n", usbipd_help_string);
}
static int recv_request_import(int sockfd)
{
struct op_import_request req;
struct op_common reply;
struct usbip_exported_device *edev;
struct usbip_usb_device pdu_udev;
struct list_head *i;
int found = 0;
int error = 0;
int rc;
memset(&req, 0, sizeof(req));
memset(&reply, 0, sizeof(reply));
rc = usbip_net_recv(sockfd, &req, sizeof(req));
if (rc < 0) {
dbg("usbip_net_recv failed: import request");
return -1;
}
PACK_OP_IMPORT_REQUEST(0, &req);
list_for_each(i, &host_driver->edev_list) {
edev = list_entry(i, struct usbip_exported_device, node);
if (!strncmp(req.busid, edev->udev.busid, SYSFS_BUS_ID_SIZE)) {
info("found requested device: %s", req.busid);
found = 1;
break;
}
}
if (found) {
/* should set TCP_NODELAY for usbip */
usbip_net_set_nodelay(sockfd);
/* export device needs a TCP/IP socket descriptor */
rc = usbip_host_export_device(edev, sockfd);
if (rc < 0)
error = 1;
} else {
info("requested device not found: %s", req.busid);
error = 1;
}
rc = usbip_net_send_op_common(sockfd, OP_REP_IMPORT,
(!error ? ST_OK : ST_NA));
if (rc < 0) {
dbg("usbip_net_send_op_common failed: %#0x", OP_REP_IMPORT);
return -1;
}
if (error) {
dbg("import request busid %s: failed", req.busid);
return -1;
}
memcpy(&pdu_udev, &edev->udev, sizeof(pdu_udev));
usbip_net_pack_usb_device(1, &pdu_udev);
rc = usbip_net_send(sockfd, &pdu_udev, sizeof(pdu_udev));
if (rc < 0) {
dbg("usbip_net_send failed: devinfo");
return -1;
}
dbg("import request busid %s: complete", req.busid);
return 0;
}
static int send_reply_devlist(int connfd)
{
struct usbip_exported_device *edev;
struct usbip_usb_device pdu_udev;
struct usbip_usb_interface pdu_uinf;
struct op_devlist_reply reply;
struct list_head *j;
int rc, i;
reply.ndev = 0;
/* number of exported devices */
list_for_each(j, &host_driver->edev_list) {
reply.ndev += 1;
}
info("exportable devices: %d", reply.ndev);
rc = usbip_net_send_op_common(connfd, OP_REP_DEVLIST, ST_OK);
if (rc < 0) {
dbg("usbip_net_send_op_common failed: %#0x", OP_REP_DEVLIST);
return -1;
}
PACK_OP_DEVLIST_REPLY(1, &reply);
rc = usbip_net_send(connfd, &reply, sizeof(reply));
if (rc < 0) {
dbg("usbip_net_send failed: %#0x", OP_REP_DEVLIST);
return -1;
}
list_for_each(j, &host_driver->edev_list) {
edev = list_entry(j, struct usbip_exported_device, node);
dump_usb_device(&edev->udev);
memcpy(&pdu_udev, &edev->udev, sizeof(pdu_udev));
usbip_net_pack_usb_device(1, &pdu_udev);
rc = usbip_net_send(connfd, &pdu_udev, sizeof(pdu_udev));
if (rc < 0) {
dbg("usbip_net_send failed: pdu_udev");
return -1;
}
for (i = 0; i < edev->udev.bNumInterfaces; i++) {
dump_usb_interface(&edev->uinf[i]);
memcpy(&pdu_uinf, &edev->uinf[i], sizeof(pdu_uinf));
usbip_net_pack_usb_interface(1, &pdu_uinf);
rc = usbip_net_send(connfd, &pdu_uinf,
sizeof(pdu_uinf));
if (rc < 0) {
err("usbip_net_send failed: pdu_uinf");
return -1;
}
}
}
return 0;
}
static int recv_request_devlist(int connfd)
{
struct op_devlist_request req;
int rc;
memset(&req, 0, sizeof(req));
rc = usbip_net_recv(connfd, &req, sizeof(req));
if (rc < 0) {
dbg("usbip_net_recv failed: devlist request");
return -1;
}
rc = send_reply_devlist(connfd);
if (rc < 0) {
dbg("send_reply_devlist failed");
return -1;
}
return 0;
}
static int recv_pdu(int connfd)
{
uint16_t code = OP_UNSPEC;
int ret;
ret = usbip_net_recv_op_common(connfd, &code);
if (ret < 0) {
dbg("could not receive opcode: %#0x", code);
return -1;
}
ret = usbip_host_refresh_device_list();
if (ret < 0) {
dbg("could not refresh device list: %d", ret);
return -1;
}
info("received request: %#0x(%d)", code, connfd);
switch (code) {
case OP_REQ_DEVLIST:
ret = recv_request_devlist(connfd);
break;
case OP_REQ_IMPORT:
ret = recv_request_import(connfd);
break;
case OP_REQ_DEVINFO:
case OP_REQ_CRYPKEY:
default:
err("received an unknown opcode: %#0x", code);
ret = -1;
}
if (ret == 0)
info("request %#0x(%d): complete", code, connfd);
else
info("request %#0x(%d): failed", code, connfd);
return ret;
}
#ifdef HAVE_LIBWRAP
static int tcpd_auth(int connfd)
{
struct request_info request;
int rc;
request_init(&request, RQ_DAEMON, PROGNAME, RQ_FILE, connfd, 0);
fromhost(&request);
rc = hosts_access(&request);
if (rc == 0)
return -1;
return 0;
}
#endif
static int do_accept(int listenfd)
{
int connfd;
struct sockaddr_storage ss;
socklen_t len = sizeof(ss);
char host[NI_MAXHOST], port[NI_MAXSERV];
int rc;
memset(&ss, 0, sizeof(ss));
connfd = accept(listenfd, (struct sockaddr *)&ss, &len);
if (connfd < 0) {
err("failed to accept connection");
return -1;
}
rc = getnameinfo((struct sockaddr *)&ss, len, host, sizeof(host),
port, sizeof(port), NI_NUMERICHOST | NI_NUMERICSERV);
if (rc)
err("getnameinfo: %s", gai_strerror(rc));
#ifdef HAVE_LIBWRAP
rc = tcpd_auth(connfd);
if (rc < 0) {
info("denied access from %s", host);
close(connfd);
return -1;
}
#endif
info("connection from %s:%s", host, port);
return connfd;
}
int process_request(int listenfd)
{
pid_t childpid;
int connfd;
connfd = do_accept(listenfd);
if (connfd < 0)
return -1;
childpid = fork();
if (childpid == 0) {
close(listenfd);
recv_pdu(connfd);
exit(0);
}
close(connfd);
return 0;
}
static void addrinfo_to_text(struct addrinfo *ai, char buf[],
const size_t buf_size)
{
char hbuf[NI_MAXHOST];
char sbuf[NI_MAXSERV];
int rc;
buf[0] = '\0';
rc = getnameinfo(ai->ai_addr, ai->ai_addrlen, hbuf, sizeof(hbuf),
sbuf, sizeof(sbuf), NI_NUMERICHOST | NI_NUMERICSERV);
if (rc)
err("getnameinfo: %s", gai_strerror(rc));
snprintf(buf, buf_size, "%s:%s", hbuf, sbuf);
}
static int listen_all_addrinfo(struct addrinfo *ai_head, int sockfdlist[],
int maxsockfd)
{
struct addrinfo *ai;
int ret, nsockfd = 0;
const size_t ai_buf_size = NI_MAXHOST + NI_MAXSERV + 2;
char ai_buf[ai_buf_size];
for (ai = ai_head; ai && nsockfd < maxsockfd; ai = ai->ai_next) {
int sock;
addrinfo_to_text(ai, ai_buf, ai_buf_size);
dbg("opening %s", ai_buf);
sock = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol);
if (sock < 0) {
err("socket: %s: %d (%s)",
ai_buf, errno, strerror(errno));
continue;
}
usbip_net_set_reuseaddr(sock);
usbip_net_set_nodelay(sock);
/* We use seperate sockets for IPv4 and IPv6
* (see do_standalone_mode()) */
usbip_net_set_v6only(sock);
if (sock >= FD_SETSIZE) {
err("FD_SETSIZE: %s: sock=%d, max=%d",
ai_buf, sock, FD_SETSIZE);
close(sock);
continue;
}
ret = bind(sock, ai->ai_addr, ai->ai_addrlen);
if (ret < 0) {
err("bind: %s: %d (%s)",
ai_buf, errno, strerror(errno));
close(sock);
continue;
}
ret = listen(sock, SOMAXCONN);
if (ret < 0) {
err("listen: %s: %d (%s)",
ai_buf, errno, strerror(errno));
close(sock);
continue;
}
info("listening on %s", ai_buf);
sockfdlist[nsockfd++] = sock;
}
return nsockfd;
}
static struct addrinfo *do_getaddrinfo(char *host, int ai_family)
{
struct addrinfo hints, *ai_head;
int rc;
memset(&hints, 0, sizeof(hints));
hints.ai_family = ai_family;
hints.ai_socktype = SOCK_STREAM;
hints.ai_flags = AI_PASSIVE;
rc = getaddrinfo(host, usbip_port_string, &hints, &ai_head);
if (rc) {
err("failed to get a network address %s: %s", usbip_port_string,
gai_strerror(rc));
return NULL;
}
return ai_head;
}
static void signal_handler(int i)
{
dbg("received '%s' signal", strsignal(i));
}
static void set_signal(void)
{
struct sigaction act;
memset(&act, 0, sizeof(act));
act.sa_handler = signal_handler;
sigemptyset(&act.sa_mask);
sigaction(SIGTERM, &act, NULL);
sigaction(SIGINT, &act, NULL);
act.sa_handler = SIG_IGN;
sigaction(SIGCLD, &act, NULL);
}
static const char *pid_file;
static void write_pid_file(void)
{
if (pid_file) {
dbg("creating pid file %s", pid_file);
FILE *fp;
fp = fopen(pid_file, "w");
if (!fp) {
err("pid_file: %s: %d (%s)",
pid_file, errno, strerror(errno));
return;
}
fprintf(fp, "%d\n", getpid());
fclose(fp);
}
}
static void remove_pid_file(void)
{
if (pid_file) {
dbg("removing pid file %s", pid_file);
unlink(pid_file);
}
}
static int do_standalone_mode(int daemonize, int ipv4, int ipv6)
{
struct addrinfo *ai_head;
int sockfdlist[MAXSOCKFD];
int nsockfd, family;
int i, terminate;
struct pollfd *fds;
struct timespec timeout;
sigset_t sigmask;
if (usbip_host_driver_open()) {
err("please load " USBIP_CORE_MOD_NAME ".ko and "
USBIP_HOST_DRV_NAME ".ko!");
return -1;
}
if (daemonize) {
if (daemon(0, 0) < 0) {
err("daemonizing failed: %s", strerror(errno));
usbip_host_driver_close();
return -1;
}
umask(0);
usbip_use_syslog = 1;
}
set_signal();
write_pid_file();
info("starting " PROGNAME " (%s)", usbip_version_string);
/*
* To suppress warnings on systems with bindv6only disabled
* (default), we use seperate sockets for IPv6 and IPv4 and set
* IPV6_V6ONLY on the IPv6 sockets.
*/
if (ipv4 && ipv6)
family = AF_UNSPEC;
else if (ipv4)
family = AF_INET;
else
family = AF_INET6;
ai_head = do_getaddrinfo(NULL, family);
if (!ai_head) {
usbip_host_driver_close();
return -1;
}
nsockfd = listen_all_addrinfo(ai_head, sockfdlist,
sizeof(sockfdlist) / sizeof(*sockfdlist));
freeaddrinfo(ai_head);
if (nsockfd <= 0) {
err("failed to open a listening socket");
usbip_host_driver_close();
return -1;
}
dbg("listening on %d address%s", nsockfd, (nsockfd == 1) ? "" : "es");
fds = calloc(nsockfd, sizeof(struct pollfd));
for (i = 0; i < nsockfd; i++) {
fds[i].fd = sockfdlist[i];
fds[i].events = POLLIN;
}
timeout.tv_sec = MAIN_LOOP_TIMEOUT;
timeout.tv_nsec = 0;
sigfillset(&sigmask);
sigdelset(&sigmask, SIGTERM);
sigdelset(&sigmask, SIGINT);
terminate = 0;
while (!terminate) {
int r;
r = ppoll(fds, nsockfd, &timeout, &sigmask);
if (r < 0) {
dbg("%s", strerror(errno));
terminate = 1;
} else if (r) {
for (i = 0; i < nsockfd; i++) {
if (fds[i].revents & POLLIN) {
dbg("read event on fd[%d]=%d",
i, sockfdlist[i]);
process_request(sockfdlist[i]);
}
}
} else {
dbg("heartbeat timeout on ppoll()");
}
}
info("shutting down " PROGNAME);
free(fds);
usbip_host_driver_close();
return 0;
}
int main(int argc, char *argv[])
{
static const struct option longopts[] = {
{ "ipv4", no_argument, NULL, '4' },
{ "ipv6", no_argument, NULL, '6' },
{ "daemon", no_argument, NULL, 'D' },
{ "daemon", no_argument, NULL, 'D' },
{ "debug", no_argument, NULL, 'd' },
{ "pid", optional_argument, NULL, 'P' },
{ "tcp-port", required_argument, NULL, 't' },
{ "help", no_argument, NULL, 'h' },
{ "version", no_argument, NULL, 'v' },
{ NULL, 0, NULL, 0 }
};
enum {
cmd_standalone_mode = 1,
cmd_help,
cmd_version
} cmd;
int daemonize = 0;
int ipv4 = 0, ipv6 = 0;
int opt, rc = -1;
pid_file = NULL;
usbip_use_stderr = 1;
usbip_use_syslog = 0;
if (geteuid() != 0)
err("not running as root?");
cmd = cmd_standalone_mode;
for (;;) {
opt = getopt_long(argc, argv, "46DdP::t:hv", longopts, NULL);
if (opt == -1)
break;
switch (opt) {
case '4':
ipv4 = 1;
break;
case '6':
ipv6 = 1;
break;
case 'D':
daemonize = 1;
break;
case 'd':
usbip_use_debug = 1;
break;
case 'h':
cmd = cmd_help;
break;
case 'P':
pid_file = optarg ? optarg : DEFAULT_PID_FILE;
break;
case 't':
usbip_setup_port_number(optarg);
break;
case 'v':
cmd = cmd_version;
break;
case '?':
usbipd_help();
default:
goto err_out;
}
}
if (!ipv4 && !ipv6)
ipv4 = ipv6 = 1;
switch (cmd) {
case cmd_standalone_mode:
rc = do_standalone_mode(daemonize, ipv4, ipv6);
remove_pid_file();
break;
case cmd_version:
printf(PROGNAME " (%s)\n", usbip_version_string);
rc = 0;
break;
case cmd_help:
usbipd_help();
rc = 0;
break;
default:
usbipd_help();
goto err_out;
}
err_out:
return (rc > -1 ? EXIT_SUCCESS : EXIT_FAILURE);
}

52
tools/usb/usbip/src/utils.c Parasts fails
Parādīt failu

@@ -0,0 +1,52 @@
/*
* Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
* 2005-2007 Takahiro Hirofuchi
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include "usbip_common.h"
#include "utils.h"
#include "sysfs_utils.h"
int modify_match_busid(char *busid, int add)
{
char attr_name[] = "match_busid";
char command[SYSFS_BUS_ID_SIZE + 4];
char match_busid_attr_path[SYSFS_PATH_MAX];
int rc;
snprintf(match_busid_attr_path, sizeof(match_busid_attr_path),
"%s/%s/%s/%s/%s/%s", SYSFS_MNT_PATH, SYSFS_BUS_NAME,
SYSFS_BUS_TYPE, SYSFS_DRIVERS_NAME, USBIP_HOST_DRV_NAME,
attr_name);
if (add)
snprintf(command, SYSFS_BUS_ID_SIZE + 4, "add %s", busid);
else
snprintf(command, SYSFS_BUS_ID_SIZE + 4, "del %s", busid);
rc = write_sysfs_attribute(match_busid_attr_path, command,
sizeof(command));
if (rc < 0) {
dbg("failed to write match_busid: %s", strerror(errno));
return -1;
}
return 0;
}

25
tools/usb/usbip/src/utils.h Parasts fails
Parādīt failu

@@ -0,0 +1,25 @@
/*
* Copyright (C) 2011 matt mooney <mfm@muteddisk.com>
* 2005-2007 Takahiro Hirofuchi
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __UTILS_H
#define __UTILS_H
int modify_match_busid(char *busid, int add);
#endif /* __UTILS_H */