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19#ifndef __XFS_SHARED_H__
20#define __XFS_SHARED_H__
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26struct xfs_ifork;
27struct xfs_buf;
28struct xfs_buf_ops;
29struct xfs_mount;
30struct xfs_trans;
31struct xfs_inode;
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36extern const struct xfs_buf_ops xfs_agf_buf_ops;
37extern const struct xfs_buf_ops xfs_agi_buf_ops;
38extern const struct xfs_buf_ops xfs_agf_buf_ops;
39extern const struct xfs_buf_ops xfs_agfl_buf_ops;
40extern const struct xfs_buf_ops xfs_allocbt_buf_ops;
41extern const struct xfs_buf_ops xfs_rmapbt_buf_ops;
42extern const struct xfs_buf_ops xfs_refcountbt_buf_ops;
43extern const struct xfs_buf_ops xfs_attr3_leaf_buf_ops;
44extern const struct xfs_buf_ops xfs_attr3_rmt_buf_ops;
45extern const struct xfs_buf_ops xfs_bmbt_buf_ops;
46extern const struct xfs_buf_ops xfs_da3_node_buf_ops;
47extern const struct xfs_buf_ops xfs_dquot_buf_ops;
48extern const struct xfs_buf_ops xfs_symlink_buf_ops;
49extern const struct xfs_buf_ops xfs_agi_buf_ops;
50extern const struct xfs_buf_ops xfs_inobt_buf_ops;
51extern const struct xfs_buf_ops xfs_inode_buf_ops;
52extern const struct xfs_buf_ops xfs_inode_buf_ra_ops;
53extern const struct xfs_buf_ops xfs_dquot_buf_ops;
54extern const struct xfs_buf_ops xfs_dquot_buf_ra_ops;
55extern const struct xfs_buf_ops xfs_sb_buf_ops;
56extern const struct xfs_buf_ops xfs_sb_quiet_buf_ops;
57extern const struct xfs_buf_ops xfs_symlink_buf_ops;
58extern const struct xfs_buf_ops xfs_rtbuf_ops;
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67struct xfs_log_item_desc {
68 struct xfs_log_item *lid_item;
69 struct list_head lid_trans;
70 unsigned char lid_flags;
71};
72
73#define XFS_LID_DIRTY 0x1
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75
76int xfs_log_calc_unit_res(struct xfs_mount *mp, int unit_bytes);
77int xfs_log_calc_minimum_size(struct xfs_mount *);
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83#define XFS_TRANS_DIRTY 0x01
84#define XFS_TRANS_SB_DIRTY 0x02
85#define XFS_TRANS_PERM_LOG_RES 0x04
86#define XFS_TRANS_SYNC 0x08
87#define XFS_TRANS_DQ_DIRTY 0x10
88#define XFS_TRANS_RESERVE 0x20
89#define XFS_TRANS_NO_WRITECOUNT 0x40
90#define XFS_TRANS_NOFS 0x80
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95#define XFS_TRANS_SB_ICOUNT 0x00000001
96#define XFS_TRANS_SB_IFREE 0x00000002
97#define XFS_TRANS_SB_FDBLOCKS 0x00000004
98#define XFS_TRANS_SB_RES_FDBLOCKS 0x00000008
99#define XFS_TRANS_SB_FREXTENTS 0x00000010
100#define XFS_TRANS_SB_RES_FREXTENTS 0x00000020
101#define XFS_TRANS_SB_DBLOCKS 0x00000040
102#define XFS_TRANS_SB_AGCOUNT 0x00000080
103#define XFS_TRANS_SB_IMAXPCT 0x00000100
104#define XFS_TRANS_SB_REXTSIZE 0x00000200
105#define XFS_TRANS_SB_RBMBLOCKS 0x00000400
106#define XFS_TRANS_SB_RBLOCKS 0x00000800
107#define XFS_TRANS_SB_REXTENTS 0x00001000
108#define XFS_TRANS_SB_REXTSLOG 0x00002000
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115#define XFS_AGF_REF 4
116#define XFS_AGI_REF 4
117#define XFS_AGFL_REF 3
118#define XFS_INO_BTREE_REF 3
119#define XFS_ALLOC_BTREE_REF 2
120#define XFS_BMAP_BTREE_REF 2
121#define XFS_RMAP_BTREE_REF 2
122#define XFS_DIR_BTREE_REF 2
123#define XFS_INO_REF 2
124#define XFS_ATTR_BTREE_REF 1
125#define XFS_DQUOT_REF 1
126#define XFS_REFC_BTREE_REF 1
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130
131#define XFS_ICHGTIME_MOD 0x1
132#define XFS_ICHGTIME_CHG 0x2
133#define XFS_ICHGTIME_CREATE 0x4
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139int xfs_symlink_blocks(struct xfs_mount *mp, int pathlen);
140int xfs_symlink_hdr_set(struct xfs_mount *mp, xfs_ino_t ino, uint32_t offset,
141 uint32_t size, struct xfs_buf *bp);
142bool xfs_symlink_hdr_ok(xfs_ino_t ino, uint32_t offset,
143 uint32_t size, struct xfs_buf *bp);
144void xfs_symlink_local_to_remote(struct xfs_trans *tp, struct xfs_buf *bp,
145 struct xfs_inode *ip, struct xfs_ifork *ifp);
146
147#endif
148