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9888c3402c
Remove GPL boilerplate text (long, short, one-line) and keep the rest, ie. personal, company or original source copyright statements. Add the SPDX header. Unify the include protection macros to match the file names. Signed-off-by: David Sterba <dsterba@suse.com>
127 lines
2.4 KiB
C
127 lines
2.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) 2012 Alexander Block. All rights reserved.
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* Copyright (C) 2012 STRATO. All rights reserved.
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*/
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#ifndef BTRFS_SEND_H
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#define BTRFS_SEND_H
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#include "ctree.h"
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#define BTRFS_SEND_STREAM_MAGIC "btrfs-stream"
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#define BTRFS_SEND_STREAM_VERSION 1
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#define BTRFS_SEND_BUF_SIZE SZ_64K
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#define BTRFS_SEND_READ_SIZE (48 * SZ_1K)
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enum btrfs_tlv_type {
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BTRFS_TLV_U8,
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BTRFS_TLV_U16,
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BTRFS_TLV_U32,
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BTRFS_TLV_U64,
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BTRFS_TLV_BINARY,
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BTRFS_TLV_STRING,
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BTRFS_TLV_UUID,
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BTRFS_TLV_TIMESPEC,
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};
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struct btrfs_stream_header {
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char magic[sizeof(BTRFS_SEND_STREAM_MAGIC)];
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__le32 version;
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} __attribute__ ((__packed__));
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struct btrfs_cmd_header {
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/* len excluding the header */
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__le32 len;
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__le16 cmd;
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/* crc including the header with zero crc field */
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__le32 crc;
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} __attribute__ ((__packed__));
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struct btrfs_tlv_header {
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__le16 tlv_type;
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/* len excluding the header */
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__le16 tlv_len;
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} __attribute__ ((__packed__));
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/* commands */
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enum btrfs_send_cmd {
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BTRFS_SEND_C_UNSPEC,
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BTRFS_SEND_C_SUBVOL,
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BTRFS_SEND_C_SNAPSHOT,
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BTRFS_SEND_C_MKFILE,
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BTRFS_SEND_C_MKDIR,
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BTRFS_SEND_C_MKNOD,
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BTRFS_SEND_C_MKFIFO,
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BTRFS_SEND_C_MKSOCK,
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BTRFS_SEND_C_SYMLINK,
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BTRFS_SEND_C_RENAME,
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BTRFS_SEND_C_LINK,
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BTRFS_SEND_C_UNLINK,
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BTRFS_SEND_C_RMDIR,
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BTRFS_SEND_C_SET_XATTR,
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BTRFS_SEND_C_REMOVE_XATTR,
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BTRFS_SEND_C_WRITE,
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BTRFS_SEND_C_CLONE,
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BTRFS_SEND_C_TRUNCATE,
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BTRFS_SEND_C_CHMOD,
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BTRFS_SEND_C_CHOWN,
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BTRFS_SEND_C_UTIMES,
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BTRFS_SEND_C_END,
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BTRFS_SEND_C_UPDATE_EXTENT,
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__BTRFS_SEND_C_MAX,
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};
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#define BTRFS_SEND_C_MAX (__BTRFS_SEND_C_MAX - 1)
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/* attributes in send stream */
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enum {
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BTRFS_SEND_A_UNSPEC,
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BTRFS_SEND_A_UUID,
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BTRFS_SEND_A_CTRANSID,
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BTRFS_SEND_A_INO,
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BTRFS_SEND_A_SIZE,
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BTRFS_SEND_A_MODE,
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BTRFS_SEND_A_UID,
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BTRFS_SEND_A_GID,
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BTRFS_SEND_A_RDEV,
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BTRFS_SEND_A_CTIME,
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BTRFS_SEND_A_MTIME,
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BTRFS_SEND_A_ATIME,
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BTRFS_SEND_A_OTIME,
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BTRFS_SEND_A_XATTR_NAME,
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BTRFS_SEND_A_XATTR_DATA,
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BTRFS_SEND_A_PATH,
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BTRFS_SEND_A_PATH_TO,
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BTRFS_SEND_A_PATH_LINK,
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BTRFS_SEND_A_FILE_OFFSET,
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BTRFS_SEND_A_DATA,
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BTRFS_SEND_A_CLONE_UUID,
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BTRFS_SEND_A_CLONE_CTRANSID,
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BTRFS_SEND_A_CLONE_PATH,
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BTRFS_SEND_A_CLONE_OFFSET,
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BTRFS_SEND_A_CLONE_LEN,
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__BTRFS_SEND_A_MAX,
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};
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#define BTRFS_SEND_A_MAX (__BTRFS_SEND_A_MAX - 1)
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#ifdef __KERNEL__
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long btrfs_ioctl_send(struct file *mnt_file, struct btrfs_ioctl_send_args *arg);
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#endif
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#endif
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