diff options
Diffstat (limited to 'toys/e2fs.h')
| -rw-r--r-- | toys/e2fs.h | 78 |
1 files changed, 40 insertions, 38 deletions
diff --git a/toys/e2fs.h b/toys/e2fs.h index fa3dd0d4..b50a8817 100644 --- a/toys/e2fs.h +++ b/toys/e2fs.h @@ -9,33 +9,7 @@ #define EXT2_SUPER_MAGIC 0xEF53 -struct ext2_inode { - uint16_t mode; // File mode - uint16_t uid; // Low 16 bits of Owner Uid - uint32_t size; // Size in bytes - uint32_t atime; // Access time - uint32_t ctime; // Creation time - uint32_t mtime; // Modification time - uint32_t dtime; // Deletion Time - uint16_t gid; // Low 16 bits of Group Id - uint16_t links_count; // Links count - uint32_t blocks; // Blocks count - uint32_t flags; // File flags - uint32_t reserved1; - uint32_t block[15]; // Pointers to blocks - uint32_t generation; // File version (for NFS) - uint32_t file_acl; // File ACL - uint32_t dir_acl; // Directory ACL - uint32_t faddr; // Fragment address - uint8_t frag; // Fragment number - uint8_t fsize; // Fragment size - uint16_t pad1; - uint16_t uid_high; // High bits of uid - uint16_t gid_high; // High bits of gid - uint32_t reserved2; -}; - -struct ext2_super_block { +struct ext2_superblock { uint32_t inodes_count; // Inodes count uint32_t blocks_count; // Blocks count uint32_t r_blocks_count; // Reserved blocks count @@ -44,9 +18,9 @@ struct ext2_super_block { uint32_t first_data_block; // First Data Block uint32_t log_block_size; // Block size uint32_t log_frag_size; // Fragment size - uint32_t blocks_per_group; // # Blocks per group - uint32_t frags_per_group; // # Fragments per group - uint32_t inodes_per_group; // # Inodes per group + uint32_t blocks_per_group; // Blocks per group + uint32_t frags_per_group; // Fragments per group + uint32_t inodes_per_group; // Inodes per group uint32_t mtime; // Mount time uint32_t wtime; // Write time uint16_t mnt_count; // Mount count @@ -90,6 +64,42 @@ struct ext2_super_block { uint32_t reserved[172]; // Padding to the end of the block }; +struct ext2_dentry { + uint32_t inode; // Inode number + uint16_t rec_len; // Directory entry length + uint8_t name_len; // Name length + uint8_t file_type; + char name[255]; // File name +}; + +struct ext2_inode { + uint16_t mode; // File mode + uint16_t uid; // Low 16 bits of Owner Uid + uint32_t size; // Size in bytes + uint32_t atime; // Access time + uint32_t ctime; // Creation time + uint32_t mtime; // Modification time + uint32_t dtime; // Deletion Time + uint16_t gid; // Low 16 bits of Group Id + uint16_t links_count; // Links count + uint32_t blocks; // Blocks count + uint32_t flags; // File flags + uint32_t reserved1; + uint32_t block[15]; // Pointers to blocks + uint32_t generation; // File version (for NFS) + uint32_t file_acl; // File ACL + uint32_t dir_acl; // Directory ACL + uint32_t faddr; // Fragment address + uint8_t frag; // Fragment number + uint8_t fsize; // Fragment size + uint16_t pad1; + uint16_t uid_high; // High bits of uid + uint16_t gid_high; // High bits of gid + uint32_t reserved2; +}; + + + #define EXT2_FEATURE_COMPAT_DIR_PREALLOC 0x0001 #define EXT2_FEATURE_COMPAT_IMAGIC_INODES 0x0002 #define EXT3_FEATURE_COMPAT_HAS_JOURNAL 0x0004 @@ -109,14 +119,6 @@ struct ext2_super_block { #define EXT2_NAME_LEN 255 -struct ext2_dentry { - uint32_t inode; // Inode number - uint16_t rec_len; // Directory entry length - uint8_t name_len; // Name length - uint8_t file_type; - char name[255]; // File name -}; - // Ext2 directory file types. Only the low 3 bits are used. The // other bits are reserved for now. |