/**************************************************************************** **************************************************************************** *** *** This header was automatically generated from a Linux kernel header *** of the same name, to make information necessary for userspace to *** call into the kernel available to libc. It contains only constants, *** structures, and macros generated from the original header, and thus, *** contains no copyrightable information. *** *** To edit the content of this header, modify the corresponding *** source file (e.g. under external/kernel-headers/original/) then *** run bionic/libc/kernel/tools/update_all.py *** *** Any manual change here will be lost the next time this script will *** be run. You've been warned! *** **************************************************************************** ****************************************************************************/ #ifndef __GFS2_ONDISK_DOT_H__ #define __GFS2_ONDISK_DOT_H__ #include #define GFS2_MAGIC 0x01161970 #define GFS2_BASIC_BLOCK 512 #define GFS2_BASIC_BLOCK_SHIFT 9 #define GFS2_MOUNT_LOCK 0 #define GFS2_LIVE_LOCK 1 #define GFS2_FREEZE_LOCK 2 #define GFS2_RENAME_LOCK 3 #define GFS2_CONTROL_LOCK 4 #define GFS2_MOUNTED_LOCK 5 #define GFS2_FORMAT_NONE 0 #define GFS2_FORMAT_SB 100 #define GFS2_FORMAT_RG 200 #define GFS2_FORMAT_RB 300 #define GFS2_FORMAT_DI 400 #define GFS2_FORMAT_IN 500 #define GFS2_FORMAT_LF 600 #define GFS2_FORMAT_JD 700 #define GFS2_FORMAT_LH 800 #define GFS2_FORMAT_LD 900 #define GFS2_FORMAT_LB 1000 #define GFS2_FORMAT_EA 1600 #define GFS2_FORMAT_ED 1700 #define GFS2_FORMAT_QC 1400 #define GFS2_FORMAT_RI 1100 #define GFS2_FORMAT_DE 1200 #define GFS2_FORMAT_QU 1500 #define GFS2_FORMAT_FS 1802 #define GFS2_FORMAT_MULTI 1900 struct gfs2_inum { __be64 no_formal_ino; __be64 no_addr; }; #define GFS2_METATYPE_NONE 0 #define GFS2_METATYPE_SB 1 #define GFS2_METATYPE_RG 2 #define GFS2_METATYPE_RB 3 #define GFS2_METATYPE_DI 4 #define GFS2_METATYPE_IN 5 #define GFS2_METATYPE_LF 6 #define GFS2_METATYPE_JD 7 #define GFS2_METATYPE_LH 8 #define GFS2_METATYPE_LD 9 #define GFS2_METATYPE_LB 12 #define GFS2_METATYPE_EA 10 #define GFS2_METATYPE_ED 11 #define GFS2_METATYPE_QC 14 struct gfs2_meta_header { __be32 mh_magic; __be32 mh_type; __be64 __pad0; __be32 mh_format; union { __be32 mh_jid; __be32 __pad1; }; }; #define GFS2_SB_ADDR 128 #define GFS2_SB_LOCK 0 #define GFS2_LOCKNAME_LEN 64 struct gfs2_sb { struct gfs2_meta_header sb_header; __be32 sb_fs_format; __be32 sb_multihost_format; __u32 __pad0; __be32 sb_bsize; __be32 sb_bsize_shift; __u32 __pad1; struct gfs2_inum sb_master_dir; struct gfs2_inum __pad2; struct gfs2_inum sb_root_dir; char sb_lockproto[GFS2_LOCKNAME_LEN]; char sb_locktable[GFS2_LOCKNAME_LEN]; struct gfs2_inum __pad3; struct gfs2_inum __pad4; #define GFS2_HAS_UUID 1 __u8 sb_uuid[16]; }; struct gfs2_rindex { __be64 ri_addr; __be32 ri_length; __u32 __pad; __be64 ri_data0; __be32 ri_data; __be32 ri_bitbytes; __u8 ri_reserved[64]; }; #define GFS2_NBBY 4 #define GFS2_BIT_SIZE 2 #define GFS2_BIT_MASK 0x00000003 #define GFS2_BLKST_FREE 0 #define GFS2_BLKST_USED 1 #define GFS2_BLKST_UNLINKED 2 #define GFS2_BLKST_DINODE 3 #define GFS2_RGF_JOURNAL 0x00000001 #define GFS2_RGF_METAONLY 0x00000002 #define GFS2_RGF_DATAONLY 0x00000004 #define GFS2_RGF_NOALLOC 0x00000008 #define GFS2_RGF_TRIMMED 0x00000010 struct gfs2_inode_lvb { __be32 ri_magic; __be32 __pad; __be64 ri_generation_deleted; }; struct gfs2_rgrp_lvb { __be32 rl_magic; __be32 rl_flags; __be32 rl_free; __be32 rl_dinodes; __be64 rl_igeneration; __be32 rl_unlinked; __be32 __pad; }; struct gfs2_rgrp { struct gfs2_meta_header rg_header; __be32 rg_flags; __be32 rg_free; __be32 rg_dinodes; union { __be32 __pad; __be32 rg_skip; }; __be64 rg_igeneration; __be64 rg_data0; __be32 rg_data; __be32 rg_bitbytes; __be32 rg_crc; __u8 rg_reserved[60]; }; struct gfs2_quota { __be64 qu_limit; __be64 qu_warn; __be64 qu_value; __u8 qu_reserved[64]; }; #define GFS2_MAX_META_HEIGHT 10 #define GFS2_DIR_MAX_DEPTH 17 #define DT2IF(dt) (((dt) << 12) & S_IFMT) #define IF2DT(sif) (((sif) & S_IFMT) >> 12) enum { gfs2fl_Jdata = 0, gfs2fl_ExHash = 1, gfs2fl_Unused = 2, gfs2fl_EaIndirect = 3, gfs2fl_Directio = 4, gfs2fl_Immutable = 5, gfs2fl_AppendOnly = 6, gfs2fl_NoAtime = 7, gfs2fl_Sync = 8, gfs2fl_System = 9, gfs2fl_TopLevel = 10, gfs2fl_TruncInProg = 29, gfs2fl_InheritDirectio = 30, gfs2fl_InheritJdata = 31, }; #define GFS2_DIF_JDATA 0x00000001 #define GFS2_DIF_EXHASH 0x00000002 #define GFS2_DIF_UNUSED 0x00000004 #define GFS2_DIF_EA_INDIRECT 0x00000008 #define GFS2_DIF_DIRECTIO 0x00000010 #define GFS2_DIF_IMMUTABLE 0x00000020 #define GFS2_DIF_APPENDONLY 0x00000040 #define GFS2_DIF_NOATIME 0x00000080 #define GFS2_DIF_SYNC 0x00000100 #define GFS2_DIF_SYSTEM 0x00000200 #define GFS2_DIF_TOPDIR 0x00000400 #define GFS2_DIF_TRUNC_IN_PROG 0x20000000 #define GFS2_DIF_INHERIT_DIRECTIO 0x40000000 #define GFS2_DIF_INHERIT_JDATA 0x80000000 struct gfs2_dinode { struct gfs2_meta_header di_header; struct gfs2_inum di_num; __be32 di_mode; __be32 di_uid; __be32 di_gid; __be32 di_nlink; __be64 di_size; __be64 di_blocks; __be64 di_atime; __be64 di_mtime; __be64 di_ctime; __be32 di_major; __be32 di_minor; __be64 di_goal_meta; __be64 di_goal_data; __be64 di_generation; __be32 di_flags; __be32 di_payload_format; __u16 __pad1; __be16 di_height; __u32 __pad2; __u16 __pad3; __be16 di_depth; __be32 di_entries; struct gfs2_inum __pad4; __be64 di_eattr; __be32 di_atime_nsec; __be32 di_mtime_nsec; __be32 di_ctime_nsec; __u8 di_reserved[44]; }; #define GFS2_FNAMESIZE 255 #define GFS2_DIRENT_SIZE(name_len) ((sizeof(struct gfs2_dirent) + (name_len) + 7) & ~7) #define GFS2_MIN_DIRENT_SIZE (GFS2_DIRENT_SIZE(1)) struct gfs2_dirent { struct gfs2_inum de_inum; __be32 de_hash; __be16 de_rec_len; __be16 de_name_len; __be16 de_type; __be16 de_rahead; union { __u8 __pad[12]; struct { __u32 de_cookie; __u8 pad3[8]; }; }; }; struct gfs2_leaf { struct gfs2_meta_header lf_header; __be16 lf_depth; __be16 lf_entries; __be32 lf_dirent_format; __be64 lf_next; union { __u8 lf_reserved[64]; struct { __be64 lf_inode; __be32 lf_dist; __be32 lf_nsec; __be64 lf_sec; __u8 lf_reserved2[40]; }; }; }; #define GFS2_EA_MAX_NAME_LEN 255 #define GFS2_EA_MAX_DATA_LEN 65536 #define GFS2_EATYPE_UNUSED 0 #define GFS2_EATYPE_USR 1 #define GFS2_EATYPE_SYS 2 #define GFS2_EATYPE_SECURITY 3 #define GFS2_EATYPE_TRUSTED 4 #define GFS2_EATYPE_LAST 4 #define GFS2_EATYPE_VALID(x) ((x) <= GFS2_EATYPE_LAST) #define GFS2_EAFLAG_LAST 0x01 struct gfs2_ea_header { __be32 ea_rec_len; __be32 ea_data_len; __u8 ea_name_len; __u8 ea_type; __u8 ea_flags; __u8 ea_num_ptrs; __u32 __pad; }; #define GFS2_LOG_HEAD_UNMOUNT 0x00000001 #define GFS2_LOG_HEAD_FLUSH_NORMAL 0x00000002 #define GFS2_LOG_HEAD_FLUSH_SYNC 0x00000004 #define GFS2_LOG_HEAD_FLUSH_SHUTDOWN 0x00000008 #define GFS2_LOG_HEAD_FLUSH_FREEZE 0x00000010 #define GFS2_LOG_HEAD_RECOVERY 0x00000020 #define GFS2_LOG_HEAD_USERSPACE 0x80000000 #define GFS2_LFC_SHUTDOWN 0x00000100 #define GFS2_LFC_JDATA_WPAGES 0x00000200 #define GFS2_LFC_SET_FLAGS 0x00000400 #define GFS2_LFC_AIL_EMPTY_GL 0x00000800 #define GFS2_LFC_AIL_FLUSH 0x00001000 #define GFS2_LFC_RGRP_GO_SYNC 0x00002000 #define GFS2_LFC_INODE_GO_SYNC 0x00004000 #define GFS2_LFC_INODE_GO_INVAL 0x00008000 #define GFS2_LFC_FREEZE_GO_SYNC 0x00010000 #define GFS2_LFC_KILL_SB 0x00020000 #define GFS2_LFC_DO_SYNC 0x00040000 #define GFS2_LFC_INPLACE_RESERVE 0x00080000 #define GFS2_LFC_WRITE_INODE 0x00100000 #define GFS2_LFC_MAKE_FS_RO 0x00200000 #define GFS2_LFC_SYNC_FS 0x00400000 #define GFS2_LFC_EVICT_INODE 0x00800000 #define GFS2_LFC_TRANS_END 0x01000000 #define GFS2_LFC_LOGD_JFLUSH_REQD 0x02000000 #define GFS2_LFC_LOGD_AIL_FLUSH_REQD 0x04000000 #define LH_V1_SIZE (offsetofend(struct gfs2_log_header, lh_hash)) struct gfs2_log_header { struct gfs2_meta_header lh_header; __be64 lh_sequence; __be32 lh_flags; __be32 lh_tail; __be32 lh_blkno; __be32 lh_hash; __be32 lh_crc; __be32 lh_nsec; __be64 lh_sec; __be64 lh_addr; __be64 lh_jinode; __be64 lh_statfs_addr; __be64 lh_quota_addr; __be64 lh_local_total; __be64 lh_local_free; __be64 lh_local_dinodes; }; #define GFS2_LOG_DESC_METADATA 300 #define GFS2_LOG_DESC_REVOKE 301 #define GFS2_LOG_DESC_JDATA 302 struct gfs2_log_descriptor { struct gfs2_meta_header ld_header; __be32 ld_type; __be32 ld_length; __be32 ld_data1; __be32 ld_data2; __u8 ld_reserved[32]; }; #define GFS2_INUM_QUANTUM 1048576 struct gfs2_inum_range { __be64 ir_start; __be64 ir_length; }; struct gfs2_statfs_change { __be64 sc_total; __be64 sc_free; __be64 sc_dinodes; }; #define GFS2_QCF_USER 0x00000001 struct gfs2_quota_change { __be64 qc_change; __be32 qc_flags; __be32 qc_id; }; struct gfs2_quota_lvb { __be32 qb_magic; __u32 __pad; __be64 qb_limit; __be64 qb_warn; __be64 qb_value; }; #endif