syzkaller/sys/linux/loop.txt
Eric Biggers 38977f0e6b sys/linux: add definition for LOOP_SET_BLOCK_SIZE
The v4.14 kernel will support a new loop ioctl, LOOP_SET_BLOCK_SIZE.
2017-11-07 12:26:11 +03:00

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# Copyright 2017 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.
include <linux/fcntl.h>
include <linux/loop.h>
resource fd_loop[fd]
syz_open_dev$loop(dev ptr[in, string["/dev/loop#"]], id intptr, flags flags[open_flags]) fd_loop
ioctl$LOOP_SET_FD(fd fd_loop, cmd const[LOOP_SET_FD], arg fd)
ioctl$LOOP_CHANGE_FD(fd fd_loop, cmd const[LOOP_CHANGE_FD], arg fd)
ioctl$LOOP_CLR_FD(fd fd_loop, cmd const[LOOP_CLR_FD])
ioctl$LOOP_SET_STATUS(fd fd_loop, cmd const[LOOP_SET_STATUS], arg ptr[in, loop_info])
ioctl$LOOP_SET_STATUS64(fd fd_loop, cmd const[LOOP_SET_STATUS64], arg ptr[in, loop_info64])
ioctl$LOOP_GET_STATUS(fd fd_loop, cmd const[LOOP_GET_STATUS], arg ptr[out, loop_info])
ioctl$LOOP_GET_STATUS64(fd fd_loop, cmd const[LOOP_GET_STATUS64], arg ptr[out, loop_info64])
ioctl$LOOP_SET_CAPACITY(fd fd_loop, cmd const[LOOP_SET_CAPACITY])
ioctl$LOOP_SET_DIRECT_IO(fd fd_loop, cmd const[LOOP_SET_DIRECT_IO], arg intptr)
ioctl$LOOP_SET_BLOCK_SIZE(fd fd_loop, cmd const[LOOP_SET_BLOCK_SIZE], arg intptr)
resource fd_loop_ctrl[fd]
resource fd_loop_num[intptr]: 0, 1, 2, 10, 11, 12
openat$loop_ctrl(fd const[AT_FDCWD], file ptr[in, string["/dev/loop-control"]], flags flags[open_flags], mode const[0]) fd_loop_ctrl
ioctl$LOOP_CTL_GET_FREE(fd fd_loop_ctrl, cmd const[LOOP_CTL_GET_FREE]) fd_loop_num
ioctl$LOOP_CTL_ADD(fd fd_loop_ctrl, cmd const[LOOP_CTL_ADD], num fd_loop_num)
ioctl$LOOP_CTL_REMOVE(fd fd_loop_ctrl, cmd const[LOOP_CTL_REMOVE], num fd_loop_num)
lo_encrypt_type = LO_CRYPT_NONE, LO_CRYPT_XOR, LO_CRYPT_DES, LO_CRYPT_FISH2, LO_CRYPT_BLOW, LO_CRYPT_CAST128, LO_CRYPT_IDEA, LO_CRYPT_DUMMY, LO_CRYPT_SKIPJACK, LO_CRYPT_CRYPTOAPI
lo_flags = LO_FLAGS_READ_ONLY, LO_FLAGS_AUTOCLEAR, LO_FLAGS_PARTSCAN, LO_FLAGS_DIRECT_IO
loop_info {
lo_number const[0, int32]
lo_device const[0, int32]
lo_inode const[0, int32]
lo_rdevice const[0, int32]
lo_offset int32
lo_enc_type flags[lo_encrypt_type, int32]
lo_enc_key_size int32[0:LO_KEY_SIZE]
lo_flags flags[lo_flags, int32]
lo_name array[int8, LO_NAME_SIZE]
lo_enc_key array[int8, LO_KEY_SIZE]
lo_init array[intptr, 2]
reserved const[0, int32]
}
loop_info64 {
lo_device const[0, int64]
lo_inode const[0, int64]
lo_rdevice const[0, int64]
lo_offset int64
lo_sizelimit int64
lo_number const[0, int32]
lo_enc_type flags[lo_encrypt_type, int32]
lo_enc_key_size int32[0:LO_KEY_SIZE]
lo_flags flags[lo_flags, int32]
lo_file_name array[int8, LO_NAME_SIZE]
lo_crypt_name array[int8, LO_NAME_SIZE]
lo_enc_key array[int8, LO_KEY_SIZE]
lo_init array[intptr, 2]
}