fs/isofs includes trimmed down to something resembling sanity.
Kernel-only parts of linux/iso_fs.h and entire linux/iso_fs_{sb,i}.h
moved to fs/isofs/isofs.h.
A lot of useless #include in fs/isofs/*.c killed.
Signed-off-by: Al Viro <viro@parcelfarce.linux.theplanet.co.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
#include <linux/config.h>
#include <linux/module.h>
-
-#include <linux/stat.h>
-#include <linux/time.h>
-#include <linux/iso_fs.h>
-#include <linux/kernel.h>
-#include <linux/major.h>
-#include <linux/mm.h>
-#include <linux/string.h>
-#include <linux/slab.h>
-#include <linux/errno.h>
#include <linux/init.h>
-#include <linux/nls.h>
-#include <linux/ctype.h>
-#include <linux/smp_lock.h>
-#include <linux/blkdev.h>
+
#include <linux/vmalloc.h>
#include <linux/zlib.h>
-#include <linux/buffer_head.h>
-
-#include <asm/system.h>
-#include <asm/uaccess.h>
-#include <asm/semaphore.h>
+#include "isofs.h"
#include "zisofs.h"
/* This should probably be global. */
*
* isofs directory handling functions
*/
-#include <linux/errno.h>
-#include <linux/fs.h>
-#include <linux/iso_fs.h>
-#include <linux/kernel.h>
-#include <linux/stat.h>
-#include <linux/string.h>
-#include <linux/mm.h>
-#include <linux/slab.h>
-#include <linux/time.h>
#include <linux/config.h>
#include <linux/smp_lock.h>
-#include <linux/buffer_head.h>
-
-#include <asm/uaccess.h>
+#include "isofs.h"
static int isofs_readdir(struct file *, void *, filldir_t);
* fs/exportfs/expfs.c.
*/
-#include <linux/buffer_head.h>
-#include <linux/errno.h>
-#include <linux/fs.h>
-#include <linux/iso_fs.h>
-#include <linux/kernel.h>
+#include "isofs.h"
static struct dentry *
isofs_export_iget(struct super_block *sb,
*/
#include <linux/config.h>
+#include <linux/init.h>
#include <linux/module.h>
-#include <linux/stat.h>
-#include <linux/time.h>
-#include <linux/iso_fs.h>
-#include <linux/kernel.h>
-#include <linux/major.h>
-#include <linux/mm.h>
-#include <linux/string.h>
#include <linux/slab.h>
-#include <linux/errno.h>
-#include <linux/cdrom.h>
-#include <linux/init.h>
#include <linux/nls.h>
#include <linux/ctype.h>
#include <linux/smp_lock.h>
-#include <linux/blkdev.h>
-#include <linux/buffer_head.h>
-#include <linux/vfs.h>
+#include <linux/statfs.h>
+#include <linux/cdrom.h>
#include <linux/parser.h>
-#include <asm/system.h>
-#include <asm/uaccess.h>
+#include "isofs.h"
#include "zisofs.h"
#define BEQUIET
--- /dev/null
+#include <linux/fs.h>
+#include <linux/buffer_head.h>
+#include <linux/iso_fs.h>
+#include <asm/unaligned.h>
+
+enum isofs_file_format {
+ isofs_file_normal = 0,
+ isofs_file_sparse = 1,
+ isofs_file_compressed = 2,
+};
+
+/*
+ * iso fs inode data in memory
+ */
+struct iso_inode_info {
+ unsigned long i_iget5_block;
+ unsigned long i_iget5_offset;
+ unsigned int i_first_extent;
+ unsigned char i_file_format;
+ unsigned char i_format_parm[3];
+ unsigned long i_next_section_block;
+ unsigned long i_next_section_offset;
+ off_t i_section_size;
+ struct inode vfs_inode;
+};
+
+/*
+ * iso9660 super-block data in memory
+ */
+struct isofs_sb_info {
+ unsigned long s_ninodes;
+ unsigned long s_nzones;
+ unsigned long s_firstdatazone;
+ unsigned long s_log_zone_size;
+ unsigned long s_max_size;
+
+ unsigned char s_high_sierra; /* A simple flag */
+ unsigned char s_mapping;
+ int s_rock_offset; /* offset of SUSP fields within SU area */
+ unsigned char s_rock;
+ unsigned char s_joliet_level;
+ unsigned char s_utf8;
+ unsigned char s_cruft; /* Broken disks with high
+ byte of length containing
+ junk */
+ unsigned char s_unhide;
+ unsigned char s_nosuid;
+ unsigned char s_nodev;
+ unsigned char s_nocompress;
+
+ mode_t s_mode;
+ gid_t s_gid;
+ uid_t s_uid;
+ struct nls_table *s_nls_iocharset; /* Native language support table */
+};
+
+static inline struct isofs_sb_info *ISOFS_SB(struct super_block *sb)
+{
+ return sb->s_fs_info;
+}
+
+static inline struct iso_inode_info *ISOFS_I(struct inode *inode)
+{
+ return container_of(inode, struct iso_inode_info, vfs_inode);
+}
+
+static inline int isonum_711(char *p)
+{
+ return *(u8 *)p;
+}
+static inline int isonum_712(char *p)
+{
+ return *(s8 *)p;
+}
+static inline unsigned int isonum_721(char *p)
+{
+ return le16_to_cpu(get_unaligned((__le16 *)p));
+}
+static inline unsigned int isonum_722(char *p)
+{
+ return be16_to_cpu(get_unaligned((__le16 *)p));
+}
+static inline unsigned int isonum_723(char *p)
+{
+ /* Ignore bigendian datum due to broken mastering programs */
+ return le16_to_cpu(get_unaligned((__le16 *)p));
+}
+static inline unsigned int isonum_731(char *p)
+{
+ return le32_to_cpu(get_unaligned((__le32 *)p));
+}
+static inline unsigned int isonum_732(char *p)
+{
+ return be32_to_cpu(get_unaligned((__le32 *)p));
+}
+static inline unsigned int isonum_733(char *p)
+{
+ /* Ignore bigendian datum due to broken mastering programs */
+ return le32_to_cpu(get_unaligned((__le32 *)p));
+}
+extern int iso_date(char *, int);
+
+struct inode; /* To make gcc happy */
+
+extern int parse_rock_ridge_inode(struct iso_directory_record *, struct inode *);
+extern int get_rock_ridge_filename(struct iso_directory_record *, char *, struct inode *);
+extern int isofs_name_translate(struct iso_directory_record *, char *, struct inode *);
+
+int get_joliet_filename(struct iso_directory_record *, unsigned char *, struct inode *);
+int get_acorn_filename(struct iso_directory_record *, char *, struct inode *);
+
+extern struct dentry *isofs_lookup(struct inode *, struct dentry *, struct nameidata *);
+extern struct buffer_head *isofs_bread(struct inode *, sector_t);
+extern int isofs_get_blocks(struct inode *, sector_t, struct buffer_head **, unsigned long);
+
+extern struct inode *isofs_iget(struct super_block *sb,
+ unsigned long block,
+ unsigned long offset);
+
+/* Because the inode number is no longer relevant to finding the
+ * underlying meta-data for an inode, we are free to choose a more
+ * convenient 32-bit number as the inode number. The inode numbering
+ * scheme was recommended by Sergey Vlasov and Eric Lammerts. */
+static inline unsigned long isofs_get_ino(unsigned long block,
+ unsigned long offset,
+ unsigned long bufbits)
+{
+ return (block << (bufbits - 5)) | (offset >> 5);
+}
+
+/* Every directory can have many redundant directory entries scattered
+ * throughout the directory tree. First there is the directory entry
+ * with the name of the directory stored in the parent directory.
+ * Then, there is the "." directory entry stored in the directory
+ * itself. Finally, there are possibly many ".." directory entries
+ * stored in all the subdirectories.
+ *
+ * In order for the NFS get_parent() method to work and for the
+ * general consistency of the dcache, we need to make sure the
+ * "i_iget5_block" and "i_iget5_offset" all point to exactly one of
+ * the many redundant entries for each directory. We normalize the
+ * block and offset by always making them point to the "." directory.
+ *
+ * Notice that we do not use the entry for the directory with the name
+ * that is located in the parent directory. Even though choosing this
+ * first directory is more natural, it is much easier to find the "."
+ * entry in the NFS get_parent() method because it is implicitly
+ * encoded in the "extent + ext_attr_length" fields of _all_ the
+ * redundant entries for the directory. Thus, it can always be
+ * reached regardless of which directory entry you have in hand.
+ *
+ * This works because the "." entry is simply the first directory
+ * record when you start reading the file that holds all the directory
+ * records, and this file starts at "extent + ext_attr_length" blocks.
+ * Because the "." entry is always the first entry listed in the
+ * directories file, the normalized "offset" value is always 0.
+ *
+ * You should pass the directory entry in "de". On return, "block"
+ * and "offset" will hold normalized values. Only directories are
+ * affected making it safe to call even for non-directory file
+ * types. */
+static inline void
+isofs_normalize_block_and_offset(struct iso_directory_record* de,
+ unsigned long *block,
+ unsigned long *offset)
+{
+ /* Only directories are normalized. */
+ if (de->flags[0] & 2) {
+ *offset = 0;
+ *block = (unsigned long)isonum_733(de->extent)
+ + (unsigned long)isonum_711(de->ext_attr_length);
+ }
+}
+
+extern struct inode_operations isofs_dir_inode_operations;
+extern struct file_operations isofs_dir_operations;
+extern struct address_space_operations isofs_symlink_aops;
+extern struct export_operations isofs_export_ops;
+
+/* The following macros are used to check for memory leaks. */
+#ifdef LEAK_CHECK
+#define free_s leak_check_free_s
+#define malloc leak_check_malloc
+#define sb_bread leak_check_bread
+#define brelse leak_check_brelse
+extern void * leak_check_malloc(unsigned int size);
+extern void leak_check_free_s(void * obj, int size);
+extern struct buffer_head * leak_check_bread(struct super_block *sb, int block);
+extern void leak_check_brelse(struct buffer_head * bh);
+#endif /* LEAK_CHECK */
* Joliet: Microsoft's Unicode extensions to iso9660
*/
-#include <linux/string.h>
+#include <linux/types.h>
#include <linux/nls.h>
-#include <linux/mm.h>
-#include <linux/iso_fs.h>
-#include <asm/unaligned.h>
+#include "isofs.h"
/*
* Convert Unicode 16 to UTF8 or ASCII.
* (C) 1991 Linus Torvalds - minix filesystem
*/
-#include <linux/time.h>
-#include <linux/iso_fs.h>
-#include <linux/kernel.h>
-#include <linux/string.h>
-#include <linux/stat.h>
-#include <linux/fcntl.h>
-#include <linux/mm.h>
-#include <linux/errno.h>
#include <linux/config.h> /* Joliet? */
#include <linux/smp_lock.h>
-#include <linux/buffer_head.h>
-#include <linux/dcache.h>
-
-#include <asm/uaccess.h>
+#include "isofs.h"
/*
* ok, we cannot use strncmp, as the name is not in our data space.
* Rock Ridge Extensions to iso9660
*/
-#include <linux/stat.h>
-#include <linux/time.h>
-#include <linux/iso_fs.h>
-#include <linux/string.h>
-#include <linux/mm.h>
#include <linux/slab.h>
#include <linux/pagemap.h>
#include <linux/smp_lock.h>
-#include <linux/buffer_head.h>
-#include <asm/page.h>
+#include "isofs.h"
#include "rock.h"
/* These functions are designed to read the system areas of a directory record
* linux/fs/isofs/util.c
*/
-#include <linux/time.h>
-#include <linux/fs.h>
-#include <linux/iso_fs.h>
+#include "isofs.h"
/*
* We have to convert from a MM/DD/YY format to the Unix ctime format.
}
return crtime;
}
-
-
#ifndef _ISOFS_FS_H
#define _ISOFS_FS_H
#define ISOFS_SUPER_MAGIC 0x9660
-#ifdef __KERNEL__
-/* Number conversion inlines, named after the section in ISO 9660
- they correspond to. */
-
-#include <asm/byteorder.h>
-#include <asm/unaligned.h>
-#include <linux/iso_fs_i.h>
-#include <linux/iso_fs_sb.h>
-
-static inline struct isofs_sb_info *ISOFS_SB(struct super_block *sb)
-{
- return sb->s_fs_info;
-}
-
-static inline struct iso_inode_info *ISOFS_I(struct inode *inode)
-{
- return container_of(inode, struct iso_inode_info, vfs_inode);
-}
-
-static inline int isonum_711(char *p)
-{
- return *(u8 *)p;
-}
-static inline int isonum_712(char *p)
-{
- return *(s8 *)p;
-}
-static inline unsigned int isonum_721(char *p)
-{
- return le16_to_cpu(get_unaligned((__le16 *)p));
-}
-static inline unsigned int isonum_722(char *p)
-{
- return be16_to_cpu(get_unaligned((__le16 *)p));
-}
-static inline unsigned int isonum_723(char *p)
-{
- /* Ignore bigendian datum due to broken mastering programs */
- return le16_to_cpu(get_unaligned((__le16 *)p));
-}
-static inline unsigned int isonum_731(char *p)
-{
- return le32_to_cpu(get_unaligned((__le32 *)p));
-}
-static inline unsigned int isonum_732(char *p)
-{
- return be32_to_cpu(get_unaligned((__le32 *)p));
-}
-static inline unsigned int isonum_733(char *p)
-{
- /* Ignore bigendian datum due to broken mastering programs */
- return le32_to_cpu(get_unaligned((__le32 *)p));
-}
-extern int iso_date(char *, int);
-
-struct inode; /* To make gcc happy */
-
-extern int parse_rock_ridge_inode(struct iso_directory_record *, struct inode *);
-extern int get_rock_ridge_filename(struct iso_directory_record *, char *, struct inode *);
-extern int isofs_name_translate(struct iso_directory_record *, char *, struct inode *);
-
-int get_joliet_filename(struct iso_directory_record *, unsigned char *, struct inode *);
-int get_acorn_filename(struct iso_directory_record *, char *, struct inode *);
-
-extern struct dentry *isofs_lookup(struct inode *, struct dentry *, struct nameidata *);
-extern struct buffer_head *isofs_bread(struct inode *, sector_t);
-extern int isofs_get_blocks(struct inode *, sector_t, struct buffer_head **, unsigned long);
-
-extern struct inode *isofs_iget(struct super_block *sb,
- unsigned long block,
- unsigned long offset);
-
-/* Because the inode number is no longer relevant to finding the
- * underlying meta-data for an inode, we are free to choose a more
- * convenient 32-bit number as the inode number. The inode numbering
- * scheme was recommended by Sergey Vlasov and Eric Lammerts. */
-static inline unsigned long isofs_get_ino(unsigned long block,
- unsigned long offset,
- unsigned long bufbits)
-{
- return (block << (bufbits - 5)) | (offset >> 5);
-}
-
-/* Every directory can have many redundant directory entries scattered
- * throughout the directory tree. First there is the directory entry
- * with the name of the directory stored in the parent directory.
- * Then, there is the "." directory entry stored in the directory
- * itself. Finally, there are possibly many ".." directory entries
- * stored in all the subdirectories.
- *
- * In order for the NFS get_parent() method to work and for the
- * general consistency of the dcache, we need to make sure the
- * "i_iget5_block" and "i_iget5_offset" all point to exactly one of
- * the many redundant entries for each directory. We normalize the
- * block and offset by always making them point to the "." directory.
- *
- * Notice that we do not use the entry for the directory with the name
- * that is located in the parent directory. Even though choosing this
- * first directory is more natural, it is much easier to find the "."
- * entry in the NFS get_parent() method because it is implicitly
- * encoded in the "extent + ext_attr_length" fields of _all_ the
- * redundant entries for the directory. Thus, it can always be
- * reached regardless of which directory entry you have in hand.
- *
- * This works because the "." entry is simply the first directory
- * record when you start reading the file that holds all the directory
- * records, and this file starts at "extent + ext_attr_length" blocks.
- * Because the "." entry is always the first entry listed in the
- * directories file, the normalized "offset" value is always 0.
- *
- * You should pass the directory entry in "de". On return, "block"
- * and "offset" will hold normalized values. Only directories are
- * affected making it safe to call even for non-directory file
- * types. */
-static inline void
-isofs_normalize_block_and_offset(struct iso_directory_record* de,
- unsigned long *block,
- unsigned long *offset)
-{
- /* Only directories are normalized. */
- if (de->flags[0] & 2) {
- *offset = 0;
- *block = (unsigned long)isonum_733(de->extent)
- + (unsigned long)isonum_711(de->ext_attr_length);
- }
-}
-
-extern struct inode_operations isofs_dir_inode_operations;
-extern struct file_operations isofs_dir_operations;
-extern struct address_space_operations isofs_symlink_aops;
-extern struct export_operations isofs_export_ops;
-
-/* The following macros are used to check for memory leaks. */
-#ifdef LEAK_CHECK
-#define free_s leak_check_free_s
-#define malloc leak_check_malloc
-#define sb_bread leak_check_bread
-#define brelse leak_check_brelse
-extern void * leak_check_malloc(unsigned int size);
-extern void leak_check_free_s(void * obj, int size);
-extern struct buffer_head * leak_check_bread(struct super_block *sb, int block);
-extern void leak_check_brelse(struct buffer_head * bh);
-#endif /* LEAK_CHECK */
-
-#endif /* __KERNEL__ */
-
#endif
+++ /dev/null
-#ifndef _ISO_FS_I
-#define _ISO_FS_I
-
-#include <linux/fs.h>
-
-enum isofs_file_format {
- isofs_file_normal = 0,
- isofs_file_sparse = 1,
- isofs_file_compressed = 2,
-};
-
-/*
- * iso fs inode data in memory
- */
-struct iso_inode_info {
- unsigned long i_iget5_block;
- unsigned long i_iget5_offset;
- unsigned int i_first_extent;
- unsigned char i_file_format;
- unsigned char i_format_parm[3];
- unsigned long i_next_section_block;
- unsigned long i_next_section_offset;
- off_t i_section_size;
- struct inode vfs_inode;
-};
-
-#endif
+++ /dev/null
-#ifndef _ISOFS_FS_SB
-#define _ISOFS_FS_SB
-
-/*
- * iso9660 super-block data in memory
- */
-struct isofs_sb_info {
- unsigned long s_ninodes;
- unsigned long s_nzones;
- unsigned long s_firstdatazone;
- unsigned long s_log_zone_size;
- unsigned long s_max_size;
-
- unsigned char s_high_sierra; /* A simple flag */
- unsigned char s_mapping;
- int s_rock_offset; /* offset of SUSP fields within SU area */
- unsigned char s_rock;
- unsigned char s_joliet_level;
- unsigned char s_utf8;
- unsigned char s_cruft; /* Broken disks with high
- byte of length containing
- junk */
- unsigned char s_unhide;
- unsigned char s_nosuid;
- unsigned char s_nodev;
- unsigned char s_nocompress;
-
- mode_t s_mode;
- gid_t s_gid;
- uid_t s_uid;
- struct nls_table *s_nls_iocharset; /* Native language support table */
-};
-
-#endif
projects / linux-2.6 / commitdiff