third_party_f2fs-tools/tools/f2fs_io/f2fs_io.h
Daeho Jeong 4c2d71c5b6 f2fs-tools: support F2FS_IOC_START_ATOMIC_REPLACE
Added options in f2fs_io write command to support
F2FS_IOC_START_ATOMIC_REPLACE.

Signed-off-by: Daeho Jeong <daehojeong@google.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
2024-04-15 11:31:46 +08:00

219 lines
6.2 KiB
C

/*
* ioctl.h - f2fs ioctl header
*
* Authors: Jaegeuk Kim <jaegeuk@kernel.org>
*/
#include <sys/types.h>
#include <sys/ioctl.h>
#ifdef HAVE_LINUX_TYPES_H
#include <linux/types.h>
#endif
#ifdef HAVE_LINUX_FIEMAP_H
#include <linux/fiemap.h>
#endif
#ifdef HAVE_LINUX_FS_H
#include <linux/fs.h>
#endif
#include <sys/types.h>
#ifdef UNUSED
#elif defined(__GNUC__)
# define UNUSED(x) UNUSED_ ## x __attribute__((unused))
#elif defined(__LCLINT__)
# define UNUSED(x) x
#elif defined(__cplusplus)
# define UNUSED(x)
#else
# define UNUSED(x) x
#endif
typedef uint64_t u64;
typedef uint32_t u32;
typedef uint16_t u16;
typedef uint8_t u8;
#ifndef HAVE_LINUX_TYPES_H
typedef u8 __u8;
typedef u16 __u16;
typedef u32 __u32;
typedef u16 __le16;
typedef u32 __le32;
typedef u16 __be16;
typedef u32 __be32;
#endif
#define F2FS_BLKSIZE 4096
#define NEW_ADDR 0xFFFFFFFF
#ifndef FS_IOC_GETFLAGS
#define FS_IOC_GETFLAGS _IOR('f', 1, long)
#endif
#ifndef FS_IOC_SETFLAGS
#define FS_IOC_SETFLAGS _IOW('f', 2, long)
#endif
#define F2FS_IOCTL_MAGIC 0xf5
#define F2FS_IOC_GETFLAGS FS_IOC_GETFLAGS
#define F2FS_IOC_SETFLAGS FS_IOC_SETFLAGS
#define F2FS_IOC_START_ATOMIC_WRITE _IO(F2FS_IOCTL_MAGIC, 1)
#define F2FS_IOC_COMMIT_ATOMIC_WRITE _IO(F2FS_IOCTL_MAGIC, 2)
#define F2FS_IOC_START_VOLATILE_WRITE _IO(F2FS_IOCTL_MAGIC, 3)
#define F2FS_IOC_RELEASE_VOLATILE_WRITE _IO(F2FS_IOCTL_MAGIC, 4)
#define F2FS_IOC_ABORT_VOLATILE_WRITE _IO(F2FS_IOCTL_MAGIC, 5)
#define F2FS_IOC_GARBAGE_COLLECT _IOW(F2FS_IOCTL_MAGIC, 6, __u32)
#define F2FS_IOC_WRITE_CHECKPOINT _IO(F2FS_IOCTL_MAGIC, 7)
#define F2FS_IOC_DEFRAGMENT _IOWR(F2FS_IOCTL_MAGIC, 8, \
struct f2fs_defragment)
#define F2FS_IOC_MOVE_RANGE _IOWR(F2FS_IOCTL_MAGIC, 9, \
struct f2fs_move_range)
#define F2FS_IOC_FLUSH_DEVICE _IOW(F2FS_IOCTL_MAGIC, 10, \
struct f2fs_flush_device)
#define F2FS_IOC_GARBAGE_COLLECT_RANGE _IOW(F2FS_IOCTL_MAGIC, 11, \
struct f2fs_gc_range)
#define F2FS_IOC_GET_FEATURES _IOR(F2FS_IOCTL_MAGIC, 12, __u32)
#define F2FS_IOC_SET_PIN_FILE _IOW(F2FS_IOCTL_MAGIC, 13, __u32)
#define F2FS_IOC_GET_PIN_FILE _IOR(F2FS_IOCTL_MAGIC, 14, __u32)
#define F2FS_IOC_PRECACHE_EXTENTS _IO(F2FS_IOCTL_MAGIC, 15)
#define F2FS_IOC_RESIZE_FS _IOW(F2FS_IOCTL_MAGIC, 16, __u64)
#define F2FS_IOC_GET_COMPRESS_BLOCKS _IOR(F2FS_IOCTL_MAGIC, 17, __u64)
#define F2FS_IOC_RELEASE_COMPRESS_BLOCKS \
_IOR(F2FS_IOCTL_MAGIC, 18, __u64)
#define F2FS_IOC_RESERVE_COMPRESS_BLOCKS \
_IOR(F2FS_IOCTL_MAGIC, 19, __u64)
#define F2FS_IOC_GET_COMPRESS_OPTION _IOR(F2FS_IOCTL_MAGIC, 21, \
struct f2fs_comp_option)
#define F2FS_IOC_SET_COMPRESS_OPTION _IOW(F2FS_IOCTL_MAGIC, 22, \
struct f2fs_comp_option)
#define F2FS_IOC_DECOMPRESS_FILE _IO(F2FS_IOCTL_MAGIC, 23)
#define F2FS_IOC_COMPRESS_FILE _IO(F2FS_IOCTL_MAGIC, 24)
#define F2FS_IOC_START_ATOMIC_REPLACE _IO(F2FS_IOCTL_MAGIC, 25)
#ifndef FSCRYPT_POLICY_V1
#define FSCRYPT_POLICY_V1 0
#define FSCRYPT_KEY_DESCRIPTOR_SIZE 8
struct fscrypt_policy_v1 {
__u8 version;
__u8 contents_encryption_mode;
__u8 filenames_encryption_mode;
__u8 flags;
__u8 master_key_descriptor[FSCRYPT_KEY_DESCRIPTOR_SIZE];
};
#endif
#ifndef FS_IOC_GET_ENCRYPTION_POLICY
#define FS_IOC_GET_ENCRYPTION_POLICY _IOW('f', 21, struct fscrypt_policy_v1)
#endif
#ifndef FSCRYPT_POLICY_V2
#define FSCRYPT_POLICY_V2 2
#define FSCRYPT_KEY_IDENTIFIER_SIZE 16
struct fscrypt_policy_v2 {
__u8 version;
__u8 contents_encryption_mode;
__u8 filenames_encryption_mode;
__u8 flags;
__u8 __reserved[4];
__u8 master_key_identifier[FSCRYPT_KEY_IDENTIFIER_SIZE];
};
/* Struct passed to FS_IOC_GET_ENCRYPTION_POLICY_EX */
struct fscrypt_get_policy_ex_arg {
__u64 policy_size; /* input/output */
union {
__u8 version;
struct fscrypt_policy_v1 v1;
struct fscrypt_policy_v2 v2;
} policy; /* output */
};
#endif
#ifndef FS_IOC_GET_ENCRYPTION_POLICY_EX
#define FS_IOC_GET_ENCRYPTION_POLICY_EX _IOWR('f', 22, __u8[9]) /* size + version */
#endif
#define F2FS_IOC_SET_ENCRYPTION_POLICY FS_IOC_SET_ENCRYPTION_POLICY
#define F2FS_IOC_GET_ENCRYPTION_POLICY FS_IOC_GET_ENCRYPTION_POLICY
#define F2FS_IOC_GET_ENCRYPTION_PWSALT FS_IOC_GET_ENCRYPTION_PWSALT
#define FS_IOC_ENABLE_VERITY _IO('f', 133)
/*
* Inode flags
*/
#define F2FS_NOCOW_FL 0x00800000 /* Do not cow file */
/*
* should be same as XFS_IOC_GOINGDOWN.
* Flags for going down operation used by FS_IOC_GOINGDOWN
*/
#define F2FS_IOC_SHUTDOWN _IOR('X', 125, __u32) /* Shutdown */
#define F2FS_GOING_DOWN_FULLSYNC 0x0 /* going down with full sync */
#define F2FS_GOING_DOWN_METASYNC 0x1 /* going down with metadata */
#define F2FS_GOING_DOWN_NOSYNC 0x2 /* going down */
#define F2FS_GOING_DOWN_METAFLUSH 0x3 /* going down with meta flush */
#define F2FS_GOING_DOWN_NEED_FSCK 0x4 /* going down to trigger fsck */
#define F2FS_GOING_DOWN_MAX 0x5
#if defined(__KERNEL__) && defined(CONFIG_COMPAT)
/*
* ioctl commands in 32 bit emulation
*/
#define F2FS_IOC32_GETFLAGS FS_IOC32_GETFLAGS
#define F2FS_IOC32_SETFLAGS FS_IOC32_SETFLAGS
#define F2FS_IOC32_GETVERSION FS_IOC32_GETVERSION
#endif
#define F2FS_IOC_FSGETXATTR FS_IOC_FSGETXATTR
#define F2FS_IOC_FSSETXATTR FS_IOC_FSSETXATTR
#ifndef FS_ENCRYPT_FL
#define FS_ENCRYPT_FL 0x00000800 /* Encrypted file */
#endif
#ifndef FS_VERITY_FL
#define FS_VERITY_FL 0x00100000 /* Verity protected inode */
#endif
#ifndef FS_INLINE_DATA_FL
#define FS_INLINE_DATA_FL 0x10000000 /* Inline data for regular/symlink files */
#endif
#ifndef FS_NOCOW_FL
#define FS_NOCOW_FL 0x00800000 /* Do not cow file */
#endif
#ifndef FS_NOCOMP_FL
#define FS_NOCOMP_FL 0x00000400 /* Don't compress */
#endif
#ifndef FS_COMPR_FL
#define FS_COMPR_FL 0x00000004 /* Compress file */
#endif
#ifndef FS_CASEFOLD_FL
#define FS_CASEFOLD_FL 0x40000000 /* Folder is case insensitive */
#endif
struct f2fs_gc_range {
u32 sync;
u64 start;
u64 len;
};
struct f2fs_defragment {
u64 start;
u64 len;
};
struct f2fs_move_range {
u32 dst_fd; /* destination fd */
u64 pos_in; /* start position in src_fd */
u64 pos_out; /* start position in dst_fd */
u64 len; /* size to move */
};
struct f2fs_flush_device {
u32 dev_num; /* device number to flush */
u32 segments; /* # of segments to flush */
};
struct f2fs_comp_option {
u8 algorithm;
u8 log_cluster_size;
};