127 #define DIP(fp, field) \  argument
128 	((fp)->f_fs->fs_magic == FS_UFS1_MAGIC ? \
129 	(fp)->f_di.di1.field : (fp)->f_di.di2.field)
145 	struct file *fp = (struct file *)f->f_fsdata;  local
146 	struct fs *fs = fp->f_fs;
169 	if (fp->f_fs->fs_magic == FS_UFS1_MAGIC)
170 		fp->f_di.di1 = ((struct ufs1_dinode *)buf)
173 		fp->f_di.di2 = ((struct ufs2_dinode *)buf)
183 			fp->f_blkno[level] = -1;
184 		fp->f_buf_blkno = -1;
186 	fp->f_seekp = 0;
202 	struct file *fp = (struct file *)f->f_fsdata;  local
203 	struct fs *fs = fp->f_fs;
234 		*disk_block_p = DIP(fp, di_db[file_block]);
247 		if (file_block < fp->f_nindir[level])
249 		file_block -= fp->f_nindir[level];
256 	ind_block_num = DIP(fp, di_ib[level]);
264 		if (fp->f_blkno[level] != ind_block_num) {
265 			if (fp->f_blk[level] == (char *)0)
266 				fp->f_blk[level] =
270 				fsbtodb(fp->f_fs, ind_block_num),
272 				fp->f_blk[level],
273 				&fp->f_blksize[level]);
276 			if (fp->f_blksize[level] != fs->fs_bsize)
278 			fp->f_blkno[level] = ind_block_num;
282 			idx = file_block / fp->f_nindir[level - 1];
283 			file_block %= fp->f_nindir[level - 1];
287 		if (fp->f_fs->fs_magic == FS_UFS1_MAGIC)
288 			ind_block_num = ((ufs1_daddr_t *)fp->f_blk[level])[idx];
290 			ind_block_num = ((ufs2_daddr_t *)fp->f_blk[level])[idx];
307 	struct file *fp = (struct file *)f->f_fsdata;  local
308 	struct fs *fs = fp->f_fs;
318 	off = blkoff(fs, fp->f_seekp);
319 	file_block = lblkno(fs, fp->f_seekp);
320 	block_size = sblksize(fs, DIP(fp, di_size), file_block);
334 	if (*size_p > DIP(fp, di_size) - fp->f_seekp)
335 		*size_p = DIP(fp, di_size) - fp->f_seekp;
344 	    (file_block != fp->f_buf_blkno)) {
346 		if (fp->f_buf == (char *)0)
347 			fp->f_buf = malloc(fs->fs_bsize);
352 			block_size, fp->f_buf, &fp->f_buf_size);
356 		fp->f_buf_blkno = file_block;
362 	bcopy(buf_p, fp->f_buf + off, *size_p);
371 		block_size, fp->f_buf, &fp->f_buf_size);
385 	struct file *fp = (struct file *)f->f_fsdata;  local
386 	struct fs *fs = fp->f_fs;
393 	off = blkoff(fs, fp->f_seekp);
394 	file_block = lblkno(fs, fp->f_seekp);
395 	block_size = sblksize(fs, DIP(fp, di_size), file_block);
397 	if (file_block != fp->f_buf_blkno) {
398 		if (fp->f_buf == (char *)0)
399 			fp->f_buf = malloc(fs->fs_bsize);
406 			bzero(fp->f_buf, block_size);
407 			fp->f_buf_size = block_size;
412 				block_size, fp->f_buf, &fp->f_buf_size);
417 		fp->f_buf_blkno = file_block;
425 	*buf_p = fp->f_buf + off;
431 	if (*size_p > DIP(fp, di_size) - fp->f_seekp)
432 		*size_p = DIP(fp, di_size) - fp->f_seekp;
447 	struct file *fp = (struct file *)f->f_fsdata;  local
457 	fp->f_seekp = 0;
458 	while (fp->f_seekp < DIP(fp, di_size)) {
469 			if (fp->f_fs->fs_maxsymlinklen <= 0)
483 		fp->f_seekp += buf_size;
501 	struct file *fp;  local
511 	fp = malloc(sizeof(struct file));
512 	bzero(fp, sizeof(struct file));
513 	f->f_fsdata = (void *)fp;
517 	fp->f_fs = fs;
550 			fp->f_nindir[level] = mult;
576 		if ((DIP(fp, di_mode) & IFMT) != IFDIR) {
618 		if ((DIP(fp, di_mode) & IFMT) == IFLNK) {
619 			int link_len = DIP(fp, di_size);
633 				if (fp->f_fs->fs_magic == FS_UFS1_MAGIC)
634 					cp = (caddr_t)(fp->f_di.di1.di_db);
636 					cp = (caddr_t)(fp->f_di.di2.di_db);
644 				struct fs *fs = fp->f_fs;
681 	fp->f_seekp = 0;
688 		if (fp->f_buf)
689 			free(fp->f_buf);
690 		free(fp->f_fs);
691 		free(fp);
700 	struct file *fp = (struct file *)f->f_fsdata;  local
704 	if (fp == (struct file *)0)
708 		if (fp->f_blk[level])
709 			free(fp->f_blk[level]);
711 	if (fp->f_buf)
712 		free(fp->f_buf);
713 	free(fp->f_fs);
714 	free(fp);
729 	struct file *fp = (struct file *)f->f_fsdata;  local
737 		if (fp->f_seekp >= DIP(fp, di_size))
750 		fp->f_seekp += csize;
771 	struct file *fp = (struct file *)f->f_fsdata;  local
778 		if (fp->f_seekp >= DIP(fp, di_size))
787 		fp->f_seekp += csize;
802 	struct file *fp = (struct file *)f->f_fsdata;  local
806 		fp->f_seekp = offset;
809 		fp->f_seekp += offset;
812 		fp->f_seekp = DIP(fp, di_size) - offset;
818 	return (fp->f_seekp);
826 	struct file *fp = (struct file *)f->f_fsdata;  local
829 	sb->st_mode = DIP(fp, di_mode);
830 	sb->st_uid = DIP(fp, di_uid);
831 	sb->st_gid = DIP(fp, di_gid);
832 	sb->st_size = DIP(fp, di_size);
839 	struct file *fp = (struct file *)f->f_fsdata;  in ufs_readdir()  local
849 	if (fp->f_seekp >= DIP(fp, di_size))  in ufs_readdir()
855 	fp->f_seekp += dp->d_reclen;  in ufs_readdir()