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authorSrikant Patnaik2015-01-11 12:28:04 +0530
committerSrikant Patnaik2015-01-11 12:28:04 +0530
commit871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch)
tree8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/fs/adfs/adfs.h
parent9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff)
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Moved, renamed, and deleted files
The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/fs/adfs/adfs.h')
-rw-r--r--ANDROID_3.4.5/fs/adfs/adfs.h204
1 files changed, 0 insertions, 204 deletions
diff --git a/ANDROID_3.4.5/fs/adfs/adfs.h b/ANDROID_3.4.5/fs/adfs/adfs.h
deleted file mode 100644
index 718ac1f4..00000000
--- a/ANDROID_3.4.5/fs/adfs/adfs.h
+++ /dev/null
@@ -1,204 +0,0 @@
-#include <linux/fs.h>
-#include <linux/adfs_fs.h>
-
-/* Internal data structures for ADFS */
-
-#define ADFS_FREE_FRAG 0
-#define ADFS_BAD_FRAG 1
-#define ADFS_ROOT_FRAG 2
-
-#define ADFS_NDA_OWNER_READ (1 << 0)
-#define ADFS_NDA_OWNER_WRITE (1 << 1)
-#define ADFS_NDA_LOCKED (1 << 2)
-#define ADFS_NDA_DIRECTORY (1 << 3)
-#define ADFS_NDA_EXECUTE (1 << 4)
-#define ADFS_NDA_PUBLIC_READ (1 << 5)
-#define ADFS_NDA_PUBLIC_WRITE (1 << 6)
-
-#include "dir_f.h"
-
-struct buffer_head;
-
-/*
- * adfs file system inode data in memory
- */
-struct adfs_inode_info {
- loff_t mmu_private;
- unsigned long parent_id; /* object id of parent */
- __u32 loadaddr; /* RISC OS load address */
- __u32 execaddr; /* RISC OS exec address */
- unsigned int filetype; /* RISC OS file type */
- unsigned int attr; /* RISC OS permissions */
- unsigned int stamped:1; /* RISC OS file has date/time */
- struct inode vfs_inode;
-};
-
-/*
- * Forward-declare this
- */
-struct adfs_discmap;
-struct adfs_dir_ops;
-
-/*
- * ADFS file system superblock data in memory
- */
-struct adfs_sb_info {
- struct adfs_discmap *s_map; /* bh list containing map */
- struct adfs_dir_ops *s_dir; /* directory operations */
-
- uid_t s_uid; /* owner uid */
- gid_t s_gid; /* owner gid */
- umode_t s_owner_mask; /* ADFS owner perm -> unix perm */
- umode_t s_other_mask; /* ADFS other perm -> unix perm */
- int s_ftsuffix; /* ,xyz hex filetype suffix option */
-
- __u32 s_ids_per_zone; /* max. no ids in one zone */
- __u32 s_idlen; /* length of ID in map */
- __u32 s_map_size; /* sector size of a map */
- unsigned long s_size; /* total size (in blocks) of this fs */
- signed int s_map2blk; /* shift left by this for map->sector */
- unsigned int s_log2sharesize;/* log2 share size */
- __le32 s_version; /* disc format version */
- unsigned int s_namelen; /* maximum number of characters in name */
-};
-
-static inline struct adfs_sb_info *ADFS_SB(struct super_block *sb)
-{
- return sb->s_fs_info;
-}
-
-static inline struct adfs_inode_info *ADFS_I(struct inode *inode)
-{
- return container_of(inode, struct adfs_inode_info, vfs_inode);
-}
-
-/*
- * Directory handling
- */
-struct adfs_dir {
- struct super_block *sb;
-
- int nr_buffers;
- struct buffer_head *bh[4];
-
- /* big directories need allocated buffers */
- struct buffer_head **bh_fplus;
-
- unsigned int pos;
- unsigned int parent_id;
-
- struct adfs_dirheader dirhead;
- union adfs_dirtail dirtail;
-};
-
-/*
- * This is the overall maximum name length
- */
-#define ADFS_MAX_NAME_LEN (256 + 4) /* +4 for ,xyz hex filetype suffix */
-struct object_info {
- __u32 parent_id; /* parent object id */
- __u32 file_id; /* object id */
- __u32 loadaddr; /* load address */
- __u32 execaddr; /* execution address */
- __u32 size; /* size */
- __u8 attr; /* RISC OS attributes */
- unsigned int name_len; /* name length */
- char name[ADFS_MAX_NAME_LEN];/* file name */
-
- /* RISC OS file type (12-bit: derived from loadaddr) */
- __u16 filetype;
-};
-
-/* RISC OS 12-bit filetype converts to ,xyz hex filename suffix */
-static inline int append_filetype_suffix(char *buf, __u16 filetype)
-{
- if (filetype == 0xffff) /* no explicit 12-bit file type was set */
- return 0;
-
- *buf++ = ',';
- *buf++ = hex_asc_lo(filetype >> 8);
- *buf++ = hex_asc_lo(filetype >> 4);
- *buf++ = hex_asc_lo(filetype >> 0);
- return 4;
-}
-
-struct adfs_dir_ops {
- int (*read)(struct super_block *sb, unsigned int id, unsigned int sz, struct adfs_dir *dir);
- int (*setpos)(struct adfs_dir *dir, unsigned int fpos);
- int (*getnext)(struct adfs_dir *dir, struct object_info *obj);
- int (*update)(struct adfs_dir *dir, struct object_info *obj);
- int (*create)(struct adfs_dir *dir, struct object_info *obj);
- int (*remove)(struct adfs_dir *dir, struct object_info *obj);
- int (*sync)(struct adfs_dir *dir);
- void (*free)(struct adfs_dir *dir);
-};
-
-struct adfs_discmap {
- struct buffer_head *dm_bh;
- __u32 dm_startblk;
- unsigned int dm_startbit;
- unsigned int dm_endbit;
-};
-
-/* Inode stuff */
-struct inode *adfs_iget(struct super_block *sb, struct object_info *obj);
-int adfs_write_inode(struct inode *inode, struct writeback_control *wbc);
-int adfs_notify_change(struct dentry *dentry, struct iattr *attr);
-
-/* map.c */
-extern int adfs_map_lookup(struct super_block *sb, unsigned int frag_id, unsigned int offset);
-extern unsigned int adfs_map_free(struct super_block *sb);
-
-/* Misc */
-void __adfs_error(struct super_block *sb, const char *function,
- const char *fmt, ...);
-#define adfs_error(sb, fmt...) __adfs_error(sb, __func__, fmt)
-
-/* super.c */
-
-/*
- * Inodes and file operations
- */
-
-/* dir_*.c */
-extern const struct inode_operations adfs_dir_inode_operations;
-extern const struct file_operations adfs_dir_operations;
-extern const struct dentry_operations adfs_dentry_operations;
-extern struct adfs_dir_ops adfs_f_dir_ops;
-extern struct adfs_dir_ops adfs_fplus_dir_ops;
-
-extern int adfs_dir_update(struct super_block *sb, struct object_info *obj,
- int wait);
-
-/* file.c */
-extern const struct inode_operations adfs_file_inode_operations;
-extern const struct file_operations adfs_file_operations;
-
-static inline __u32 signed_asl(__u32 val, signed int shift)
-{
- if (shift >= 0)
- val <<= shift;
- else
- val >>= -shift;
- return val;
-}
-
-/*
- * Calculate the address of a block in an object given the block offset
- * and the object identity.
- *
- * The root directory ID should always be looked up in the map [3.4]
- */
-static inline int
-__adfs_block_map(struct super_block *sb, unsigned int object_id,
- unsigned int block)
-{
- if (object_id & 255) {
- unsigned int off;
-
- off = (object_id & 255) - 1;
- block += off << ADFS_SB(sb)->s_log2sharesize;
- }
-
- return adfs_map_lookup(sb, object_id >> 8, block);
-}