patch-2.2.15 linux/include/linux/qnx4_fs.h

• Lines: 138
• Date: Fri Apr 21 12:47:01 2000
• Orig file: v2.2.14/include/linux/qnx4_fs.h
• Orig date: Sat Aug 14 02:26:01 1999

diff -u --new-file --recursive --exclude-from ../../exclude v2.2.14/include/linux/qnx4_fs.h linux/include/linux/qnx4_fs.h
@@ -2,8 +2,8 @@
  *  Name                         : qnx4_fs.h
  *  Author                       : Richard Frowijn
  *  Function                     : qnx4 global filesystem definitions
- *  Version                      : 1.0
- *  Last modified                : 23-03-1998
+ *  Version                      : 1.0.2
+ *  Last modified                : 2000-02-14
  *
  *  History                      : 23-03-1998 created
  */
@@ -14,7 +14,7 @@
 
 #define QNX4_ROOT_INO 1
 
-#define _MAX_XTNTS_PER_XBLK	60
+#define QNX4_MAX_XTNTS_PER_XBLK	60
 /* for di_status */
 #define QNX4_FILE_USED          0x01
 #define QNX4_FILE_MODIFIED      0x02
@@ -29,53 +29,55 @@
 #define QNX4_VALID_FS		0x0001	/* Clean fs. */
 #define QNX4_ERROR_FS		0x0002	/* fs has errors. */
 #define QNX4_BLOCK_SIZE         0x200	/* blocksize of 512 bytes */
-#define QNX4_DIR_ENTRY_SIZE     0x040	/* dir entry size */
+#define QNX4_BLOCK_SIZE_BITS	9
+#define QNX4_DIR_ENTRY_SIZE     0x040	/* dir entry size of 64 bytes */
+#define QNX4_DIR_ENTRY_SIZE_BITS 6
 #define QNX4_XBLK_ENTRY_SIZE    0x200	/* xblk entry size */
 #define QNX4_INODES_PER_BLOCK   0x08	/* 512 / 64 */
 
 /* for filenames */
-#define _SHORT_NAME_MAX        16
-#define QNX4_NAME_MAX          48
+#define QNX4_SHORT_NAME_MAX	16
+#define QNX4_NAME_MAX		48
 
 /*
  * This is the original qnx4 inode layout on disk.
  */
 struct qnx4_inode_entry {
-	char di_fname[16];
-	off_t di_size;
-	_xtnt_t di_first_xtnt;
-	long di_xblk;
-	time_t di_ftime;
-	time_t di_mtime;
-	time_t di_atime;
-	time_t di_ctime;
-	_nxtnt_t di_num_xtnts;
-	mode_t di_mode;
-	muid_t di_uid;
-	mgid_t di_gid;
-	nlink_t di_nlink;
-	char di_zero[4];
-	_ftype_t di_type;
-	unsigned char di_status;
+	char		di_fname[QNX4_SHORT_NAME_MAX];
+	qnx4_off_t	di_size;
+	qnx4_xtnt_t	di_first_xtnt;
+	__u32		di_xblk;
+	__s32		di_ftime;
+	__s32		di_mtime;
+	__s32		di_atime;
+	__s32		di_ctime;
+	qnx4_nxtnt_t	di_num_xtnts;
+	qnx4_mode_t	di_mode;
+	qnx4_muid_t	di_uid;
+	qnx4_mgid_t	di_gid;
+	qnx4_nlink_t	di_nlink;
+	__u8		di_zero[4];
+	qnx4_ftype_t	di_type;
+	__u8		di_status;
 };
 
 struct qnx4_link_info {
-	char dl_fname[QNX4_NAME_MAX];
-	long dl_inode_blk;
-	unsigned char dl_inode_ndx;
-	unsigned char dl_spare[10];
-	unsigned char dl_status;
+	char		dl_fname[QNX4_NAME_MAX];
+	__u32		dl_inode_blk;
+	__u8		dl_inode_ndx;
+	__u8		dl_spare[10];
+	__u8		dl_status;
 };
 
 struct qnx4_xblk {
-	long xblk_next_xblk;
-	long xblk_prev_xblk;
-	unsigned char xblk_num_xtnts;
-	char xblk_spare[3];
-	long xblk_num_blocks;
-	_xtnt_t xblk_xnts[_MAX_XTNTS_PER_XBLK];
-	char xblk_signature[8];
-	_xtnt_t xblk_first_xtnt;
+	__u32		xblk_next_xblk;
+	__u32		xblk_prev_xblk;
+	__u8		xblk_num_xtnts;
+	__u8		xblk_spare[3];
+	__s32		xblk_num_blocks;
+	qnx4_xtnt_t	xblk_xtnts[QNX4_MAX_XTNTS_PER_XBLK];
+	char		xblk_signature[8];
+	qnx4_xtnt_t	xblk_first_xtnt;
 };
 
 struct qnx4_super_block {
@@ -96,8 +98,8 @@
 #endif
 
 extern struct dentry *qnx4_lookup(struct inode *dir, struct dentry *dentry);
-extern unsigned long qnx4_count_free_inodes(struct super_block *sb);
 extern unsigned long qnx4_count_free_blocks(struct super_block *sb);
+extern unsigned long qnx4_block_map(struct inode *inode, long iblock);
 
 extern struct buffer_head *qnx4_getblk(struct inode *, int, int);
 extern struct buffer_head *qnx4_bread(struct inode *, int, int);
@@ -107,8 +109,8 @@
 extern struct inode_operations qnx4_file_inode_operations;
 extern struct inode_operations qnx4_dir_inode_operations;
 extern struct inode_operations qnx4_symlink_inode_operations;
-extern int qnx4_is_free(struct super_block *sb, int block);
-extern int qnx4_set_bitmap(struct super_block *sb, int block, int busy);
+extern int qnx4_is_free(struct super_block *sb, long block);
+extern int qnx4_set_bitmap(struct super_block *sb, long block, int busy);
 extern int qnx4_create(struct inode *inode, struct dentry *dentry, int mode);
 extern void qnx4_truncate(struct inode *inode);
 extern void qnx4_free_inode(struct inode *inode);
@@ -116,7 +118,7 @@
 extern int qnx4_rmdir(struct inode *dir, struct dentry *dentry);
 extern int qnx4_sync_file(struct file *file, struct dentry *dentry);
 extern int qnx4_sync_inode(struct inode *inode);
-extern int qnx4_bmap(struct inode *inode, int block);
+extern int qnx4_bmap(struct inode *inode, int iblock);
 
 #endif				/* __KERNEL__ */