diff options
Diffstat (limited to 'kernel/uapi_xloop.h')
| -rw-r--r-- | kernel/uapi_xloop.h | 125 |
1 files changed, 0 insertions, 125 deletions
diff --git a/kernel/uapi_xloop.h b/kernel/uapi_xloop.h deleted file mode 100644 index 1bf13c6..0000000 --- a/kernel/uapi_xloop.h +++ /dev/null @@ -1,125 +0,0 @@ -/* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */ -/* - * include/linux/xloop.h - * - * Written by Theodore Ts'o, 3/29/93. - * - * Copyright 1993 by Theodore Ts'o. Redistribution of this file is - * permitted under the GNU General Public License. - */ -#ifndef _UAPI_LINUX_XLOOP_H -#define _UAPI_LINUX_XLOOP_H - - -#define XLO_NAME_SIZE 64 -#define XLO_KEY_SIZE 32 - - -/* - * xloop flags - */ -enum { - XLO_FLAGS_READ_ONLY = 1, - XLO_FLAGS_AUTOCLEAR = 4, - XLO_FLAGS_PARTSCAN = 8, - XLO_FLAGS_DIRECT_IO = 16, -}; - -/* XLO_FLAGS that can be set using XLOOP_SET_STATUS(64) */ -#define XLOOP_SET_STATUS_SETTABLE_FLAGS (XLO_FLAGS_AUTOCLEAR | XLO_FLAGS_PARTSCAN) - -/* XLO_FLAGS that can be cleared using XLOOP_SET_STATUS(64) */ -#define XLOOP_SET_STATUS_CLEARABLE_FLAGS (XLO_FLAGS_AUTOCLEAR) - -/* XLO_FLAGS that can be set using XLOOP_CONFIGURE */ -#define XLOOP_CONFIGURE_SETTABLE_FLAGS (XLO_FLAGS_READ_ONLY | XLO_FLAGS_AUTOCLEAR \ - | XLO_FLAGS_PARTSCAN | XLO_FLAGS_DIRECT_IO) - -#include <asm/posix_types.h> /* for __kernel_old_dev_t */ -#include <linux/types.h> /* for __u64 */ - -/* Backwards compatibility version */ -struct xloop_info { - int xlo_number; /* ioctl r/o */ - __kernel_old_dev_t xlo_device; /* ioctl r/o */ - unsigned long xlo_inode; /* ioctl r/o */ - __kernel_old_dev_t xlo_rdevice; /* ioctl r/o */ - int xlo_offset; - int xlo_encrypt_type; - int xlo_encrypt_key_size; /* ioctl w/o */ - int xlo_flags; - char xlo_name[XLO_NAME_SIZE]; - unsigned char xlo_encrypt_key[XLO_KEY_SIZE]; /* ioctl w/o */ - unsigned long xlo_init[2]; - char reserved[4]; - int xlo_file_fmt_type; -}; - -struct xloop_info64 { - __u64 xlo_device; /* ioctl r/o */ - __u64 xlo_inode; /* ioctl r/o */ - __u64 xlo_rdevice; /* ioctl r/o */ - __u64 xlo_offset; - __u64 xlo_sizelimit; /* bytes, 0 == max available */ - __u32 xlo_number; /* ioctl r/o */ - __u32 xlo_encrypt_type; - __u32 xlo_encrypt_key_size; /* ioctl w/o */ - __u32 xlo_flags; - __u8 xlo_file_name[XLO_NAME_SIZE]; - __u8 xlo_crypt_name[XLO_NAME_SIZE]; - __u8 xlo_encrypt_key[XLO_KEY_SIZE]; /* ioctl w/o */ - __u64 xlo_init[2]; - __u32 xlo_file_fmt_type; -}; - -/** - * struct xloop_config - Complete configuration for a xloop device. - * @fd: fd of the file to be used as a backing file for the xloop device. - * @block_size: block size to use; ignored if 0. - * @info: struct xloop_info64 to configure the xloop device with. - * - * This structure is used with the XLOOP_CONFIGURE ioctl, and can be used to - * atomically setup and configure all xloop device parameters at once. - */ -struct xloop_config { - __u32 fd; - __u32 block_size; - struct xloop_info64 info; - __u64 __reserved[8]; -}; - -/* - * xloop filter types - */ -#define XLO_CRYPT_NONE 0 -#define XLO_CRYPT_XOR 1 -#define XLO_CRYPT_DES 2 -#define XLO_CRYPT_FISH2 3 /* Twofish encryption */ -#define XLO_CRYPT_BLOW 4 -#define XLO_CRYPT_CAST128 5 -#define XLO_CRYPT_IDEA 6 -#define XLO_CRYPT_DUMMY 9 -#define XLO_CRYPT_SKIPJACK 10 -#define XLO_CRYPT_CRYPTOAPI 18 -#define MAX_XLO_CRYPT 20 - -/* - * IOCTL commands --- we will commandeer 0x4C ('L') - */ -#define XLOOP_SET_FD 0x4C00 -#define XLOOP_CLR_FD 0x4C01 -#define XLOOP_SET_STATUS 0x4C02 -#define XLOOP_GET_STATUS 0x4C03 -#define XLOOP_SET_STATUS64 0x4C04 -#define XLOOP_GET_STATUS64 0x4C05 -#define XLOOP_CHANGE_FD 0x4C06 -#define XLOOP_SET_CAPACITY 0x4C07 -#define XLOOP_SET_DIRECT_IO 0x4C08 -#define XLOOP_SET_BLOCK_SIZE 0x4C09 -#define XLOOP_CONFIGURE 0x4C0A - -/* /dev/xloop-control interface */ -#define XLOOP_CTL_ADD 0x4C80 -#define XLOOP_CTL_REMOVE 0x4C81 -#define XLOOP_CTL_GET_FREE 0x4C82 -#endif /* _UAPI_LINUX_XLOOP_H */ |