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# Copyright 2019 syzkaller project authors. All rights reserved.
# Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
# https://elixir.bootlin.com/linux/latest/source/drivers/usb/core/devio.c
include <linux/ioctl.h>
include <linux/usb.h>
include <linux/usbdevice_fs.h>
include <uapi/linux/fcntl.h>
include <uapi/linux/usb/ch9.h>
define MAXDRIVERNAME USBDEVFS_MAXDRIVERNAME + 1
resource fd_usbfs[fd]
syz_open_dev$usbfs(dev ptr[in, string["/dev/bus/usb/00#/00#"]], id intptr, flags flags[open_flags]) fd_usbfs
read$usbfs(fd fd_usbfs, buf buffer[out], count len[buf])
mmap$usbfs(addr vma, len len[addr], prot flags[mmap_prot], flags flags[mmap_flags], fd fd_usbfs, offset fileoff)
_ = __NR_mmap2
# TODO: arg is a pointer to a previously submitted URB.
ioctl$USBDEVFS_REAPURB(fd fd_usbfs, cmd const[USBDEVFS_REAPURB], arg ptr[out, int64])
ioctl$USBDEVFS_REAPURBNDELAY(fd fd_usbfs, cmd const[USBDEVFS_REAPURBNDELAY], arg ptr[out, int64])
ioctl$USBDEVFS_CONTROL(fd fd_usbfs, cmd const[USBDEVFS_CONTROL], arg ptr[in, usbdevfs_ctrltransfer])
ioctl$USBDEVFS_BULK(fd fd_usbfs, cmd const[USBDEVFS_BULK], arg ptr[in, usbdevfs_bulktransfer])
ioctl$USBDEVFS_RESETEP(fd fd_usbfs, cmd const[USBDEVFS_RESETEP], arg ptr[in, usbdevfs_ep])
ioctl$USBDEVFS_RESET(fd fd_usbfs, cmd const[USBDEVFS_RESET])
ioctl$USBDEVFS_CLEAR_HALT(fd fd_usbfs, cmd const[USBDEVFS_CLEAR_HALT], arg ptr[in, usbdevfs_ep])
ioctl$USBDEVFS_GETDRIVER(fd fd_usbfs, cmd const[USBDEVFS_GETDRIVER], arg ptr[inout, usbdevfs_getdriver])
ioctl$USBDEVFS_CONNECTINFO(fd fd_usbfs, cmd const[USBDEVFS_CONNECTINFO], arg ptr[out, usbdevfs_connectinfo])
ioctl$USBDEVFS_SETINTERFACE(fd fd_usbfs, cmd const[USBDEVFS_SETINTERFACE], arg ptr[in, usbdevfs_setinterface])
ioctl$USBDEVFS_SETCONFIGURATION(fd fd_usbfs, cmd const[USBDEVFS_SETCONFIGURATION], arg ptr[in, int32])
ioctl$USBDEVFS_SUBMITURB(fd fd_usbfs, cmd const[USBDEVFS_SUBMITURB], arg ptr[in, usbdevfs_urb])
# TODO: arg is a pointer to a previously submitted URB.
ioctl$USBDEVFS_DISCARDURB(fd fd_usbfs, cmd const[USBDEVFS_DISCARDURB], arg ptr[in, int64])
ioctl$USBDEVFS_DISCSIGNAL(fd fd_usbfs, cmd const[USBDEVFS_DISCSIGNAL], arg ptr[in, usbdevfs_disconnectsignal])
ioctl$USBDEVFS_CLAIMINTERFACE(fd fd_usbfs, cmd const[USBDEVFS_CLAIMINTERFACE], arg ptr[in, int32])
ioctl$USBDEVFS_RELEASEINTERFACE(fd fd_usbfs, cmd const[USBDEVFS_RELEASEINTERFACE], arg ptr[in, int32])
ioctl$USBDEVFS_IOCTL(fd fd_usbfs, cmd const[USBDEVFS_IOCTL], arg ptr[in, usbdevfs_ioctl])
ioctl$USBDEVFS_CLAIM_PORT(fd fd_usbfs, cmd const[USBDEVFS_CLAIM_PORT], arg ptr[in, int32])
ioctl$USBDEVFS_RELEASE_PORT(fd fd_usbfs, cmd const[USBDEVFS_RELEASE_PORT], arg ptr[in, int32])
ioctl$USBDEVFS_GET_CAPABILITIES(fd fd_usbfs, cmd const[USBDEVFS_GET_CAPABILITIES], arg ptr[out, int32])
ioctl$USBDEVFS_DISCONNECT_CLAIM(fd fd_usbfs, cmd const[USBDEVFS_DISCONNECT_CLAIM], arg ptr[in, usbdevfs_disconnect_claim])
ioctl$USBDEVFS_FREE_STREAMS(fd fd_usbfs, cmd const[USBDEVFS_FREE_STREAMS], arg ptr[in, usbdevfs_streams])
ioctl$USBDEVFS_DROP_PRIVILEGES(fd fd_usbfs, cmd const[USBDEVFS_DROP_PRIVILEGES], arg ptr[in, int32])
ioctl$USBDEVFS_GET_SPEED(fd fd_usbfs, cmd const[USBDEVFS_GET_SPEED])
usbdevfs_ep {
num int8:7[0:15]
dir int8:1
}
usbdevfs_ctrltransfer {
bRequestType flags[usb_request_type_flags, int8]
bRequest flags[usb_requests, int8]
wValue int16
wIndex int16
wLength len[data, int16]
timeout int32
data ptr[inout, array[int8]]
}
usb_request_type_flags = USB_DIR_OUT, USB_DIR_IN, USB_TYPE_MASK, USB_TYPE_STANDARD, USB_TYPE_CLASS, USB_TYPE_VENDOR, USB_TYPE_RESERVED, USB_RECIP_MASK, USB_RECIP_DEVICE, USB_RECIP_INTERFACE, USB_RECIP_ENDPOINT, USB_RECIP_OTHER, USB_RECIP_PORT, USB_RECIP_RPIPE
usbdevfs_bulktransfer {
ep align32[usbdevfs_ep]
len len[data, int32]
timeout int32
data ptr[inout, array[int8]]
}
usbdevfs_getdriver {
interface int32
driver array[int8, MAXDRIVERNAME]
}
usbdevfs_connectinfo {
devnum int32
slow int8
}
usbdevfs_setinterface {
interface int32
altsetting int32
}
usbdevfs_urb [
urb_type_control usbdevfs_urb_control
urb_type_bulk usbdevfs_urb_bulk
urb_type_interrupt usbdevfs_urb_interrupt
urb_type_iso usbdevfs_urb_iso
] [varlen]
usbdevfs_urb_control {
type const[USBDEVFS_URB_TYPE_CONTROL, int8]
endpoint usbdevfs_ep
status int32
flags flags[urb_flags, int32]
buffer ptr[in, usb_ctrlrequest]
buffer_length len[buffer, int32]
actual_length int32
start_frame int32
u const[0, int32]
error_count int32
signr int32
usercontext ptr[in, array[int8]]
}
usb_ctrlrequest {
bRequestType flags[usb_request_type_flags, int8]
bRequest flags[usb_requests, int8]
wValue int16
wIndex int16
wLength int16
} [packed]
usbdevfs_urb_bulk {
type const[USBDEVFS_URB_TYPE_BULK, int8]
endpoint usbdevfs_ep
status int32
flags flags[urb_flags, int32]
buffer ptr[in, array[int8]]
buffer_length len[buffer, int32]
actual_length int32
start_frame int32
stream_id int32
error_count int32
signr int32
usercontext ptr[in, array[int8]]
}
usbdevfs_urb_interrupt {
type const[USBDEVFS_URB_TYPE_INTERRUPT, int8]
endpoint usbdevfs_ep
status int32
flags flags[urb_flags, int32]
buffer ptr[in, array[int8]]
buffer_length len[buffer, int32]
actual_length int32
start_frame int32
u const[0, int32]
error_count int32
signr int32
usercontext ptr[in, array[int8]]
}
usbdevfs_urb_iso {
type const[USBDEVFS_URB_TYPE_ISO, int8]
endpoint usbdevfs_ep
status int32
flags flags[urb_flags, int32]
buffer ptr[in, array[int8]]
buffer_length len[buffer, int32]
actual_length int32
start_frame int32
number_of_packets len[iso_frame_desc, int32]
error_count int32
signr int32
usercontext ptr[in, array[int8]]
iso_frame_desc array[usbdevfs_iso_packet_desc, 1:127]
}
urb_flags = USBDEVFS_URB_SHORT_NOT_OK, USBDEVFS_URB_ISO_ASAP, USBDEVFS_URB_BULK_CONTINUATION, USBDEVFS_URB_NO_FSBR, USBDEVFS_URB_ZERO_PACKET, USBDEVFS_URB_NO_INTERRUPT
usbdevfs_iso_packet_desc {
length int32
actual_length int32
status int32
}
usbdevfs_disconnectsignal {
signr int32
context ptr[in, array[int8]]
}
usbdevfs_ioctl [
usbdevfs_disconnect usbdevfs_ioctl_disconnect
usbdevfs_connect usbdevfs_ioctl_connect
usbdevfs_driver usbdevfs_ioctl_driver
]
usbdevfs_ioctl_disconnect {
ifno int32
ioctl_code const[USBDEVFS_DISCONNECT, int32]
data const[0, intptr]
}
usbdevfs_ioctl_connect {
ifno int32
ioctl_code const[USBDEVFS_CONNECT, int32]
data const[0, intptr]
}
usbdevfs_ioctl_driver {
ifno int32
ioctl_code int32
data ptr[inout, array[int8]]
}
usbdevfs_disconnect_claim {
interface int32
flags flags[disconnect_flags, int32]
driver array[int8, MAXDRIVERNAME]
}
disconnect_flags = USBDEVFS_DISCONNECT_CLAIM_IF_DRIVER, USBDEVFS_DISCONNECT_CLAIM_EXCEPT_DRIVER
usbdevfs_streams {
num_streams int32[2:65536]
num_eps len[eps, int32]
eps array[usbdevfs_ep, 1:USB_MAXENDPOINTS]
}
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