/* * befs.h * * Copyright (C) 2001-2002 Will Dyson * Copyright (C) 1999 Makoto Kato (m_kato@ga2.so-net.ne.jp) */ #ifndef _LINUX_BEFS_H #define _LINUX_BEFS_H #include "befs_fs_types.h" /* used in debug.c */ #define BEFS_VERSION "0.9.3" typedef u64 befs_blocknr_t; /* * BeFS in memory structures */ struct befs_mount_options { kgid_t gid; kuid_t uid; int use_gid; int use_uid; int debug; char *iocharset; }; struct befs_sb_info { u32 magic1; u32 block_size; u32 block_shift; int byte_order; befs_off_t num_blocks; befs_off_t used_blocks; u32 inode_size; u32 magic2; /* Allocation group information */ u32 blocks_per_ag; u32 ag_shift; u32 num_ags; /* State of the superblock */ u32 flags; /* Journal log entry */ befs_block_run log_blocks; befs_off_t log_start; befs_off_t log_end; befs_inode_addr root_dir; befs_inode_addr indices; u32 magic3; struct befs_mount_options mount_opts; struct nls_table *nls; }; struct befs_inode_info { u32 i_flags; u32 i_type; befs_inode_addr i_inode_num; befs_inode_addr i_parent; befs_inode_addr i_attribute; union { befs_data_stream ds; char symlink[BEFS_SYMLINK_LEN]; } i_data; struct inode vfs_inode; }; enum befs_err { BEFS_OK, BEFS_ERR, BEFS_BAD_INODE, BEFS_BT_END, BEFS_BT_EMPTY, BEFS_BT_MATCH, BEFS_BT_OVERFLOW, BEFS_BT_NOT_FOUND }; /****************************/ /* debug.c */ __printf(2, 3) void befs_error(const struct super_block *sb, const char *fmt, ...); __printf(2, 3) void befs_warning(const struct super_block *sb, const char *fmt, ...); __printf(2, 3) void befs_debug(const struct super_block *sb, const char *fmt, ...); void befs_dump_super_block(const struct super_block *sb, befs_super_block *); void befs_dump_inode(const struct super_block *sb, befs_inode *); void befs_dump_index_entry(const struct super_block *sb, befs_disk_btree_super *); void befs_dump_index_node(const struct super_block *sb, befs_btree_nodehead *); /****************************/ /* Gets a pointer to the private portion of the super_block * structure from the public part */ static inline struct befs_sb_info * BEFS_SB(const struct super_block *super) { return (struct befs_sb_info *) super->s_fs_info; } static inline struct befs_inode_info * BEFS_I(const struct inode *inode) { return container_of(inode, struct befs_inode_info, vfs_inode); } static inline befs_blocknr_t iaddr2blockno(struct super_block *sb, const befs_inode_addr *iaddr) { return ((iaddr->allocation_group << BEFS_SB(sb)->ag_shift) + iaddr->start); } static inline befs_inode_addr blockno2iaddr(struct super_block *sb, befs_blocknr_t blockno) { befs_inode_addr iaddr; iaddr.allocation_group = blockno >> BEFS_SB(sb)->ag_shift; iaddr.start = blockno - (iaddr.allocation_group << BEFS_SB(sb)->ag_shift); iaddr.len = 1; return iaddr; } static inline unsigned int befs_iaddrs_per_block(struct super_block *sb) { return BEFS_SB(sb)->block_size / sizeof(befs_disk_inode_addr); } #include "endian.h" #endif /* _LINUX_BEFS_H */ c6cd11d1ff'>net/ax25/ax25_ip.c

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