94 	fileid_t *filep;  member
147 	fileid_t *filep = head;  in find_fp()  local
150 		while ((filep = filep->fi_forw) != head)  in find_fp()
151 			if (fd == filep->fi_filedes)  in find_fp()
152 				return (filep->fi_taken ? filep : 0);  in find_fp()
159 opendir(ino_t inode, fileid_t *filep)  in opendir()  argument
165 	filep->fi_offset = 0;  in opendir()
166 	filep->fi_blocknum = hdbtodb(inode);  in opendir()
167 	filep->fi_count = ISO_SECTOR_SIZE;  in opendir()
168 	filep->fi_memp = 0;  in opendir()
170 	if (diskread(filep))  in opendir()
173 	filep->fi_offset = 0;  in opendir()
174 	filep->fi_blocknum = hdbtodb(inode);  in opendir()
179 	if (parse_dir(filep, 0, &hsdep) > 0) {  in opendir()
182 		ip = filep->fi_inode;  in opendir()
184 			ip = filep->fi_inode = bkmem_alloc(sizeof (*ip));  in opendir()
195 find(char *path, fileid_t *filep)  in find()  argument
205 	if (opendir(root_ino, filep))  in find()
216 		n = dlook(path, filep);  in find()
223 			if (opendir(n, filep))  in find()
234 dlook(char *s, fileid_t *filep)  in dlook()  argument
243 	ip = filep->fi_inode;  in dlook()
254 	dirp.filep = filep;  in dlook()
267 			struct inode *ip = filep->fi_inode;  in dlook()
269 			filep->fi_offset = 0;  in dlook()
270 			filep->fi_blocknum = hdbtodb(udp->d_ino);  in dlook()
272 			bzero(filep->fi_inode, sizeof (struct inode));  in dlook()
291 	fileid_t *filep;  in readdir()  local
296 	filep = dirp->filep;  in readdir()
297 	ip = filep->fi_inode;  in readdir()
305 			filep->fi_blocknum = lbn + hdbtodb(ip->i_number);  in readdir()
306 			filep->fi_count = ISO_SECTOR_SIZE;  in readdir()
307 			filep->fi_memp = 0;  in readdir()
308 			if (diskread(filep)) {  in readdir()
313 		dirp->loc += parse_dir(filep, off, &hsdep);  in readdir()
323 getblock(fileid_t *filep)  in getblock()  argument
325 	struct inode *ip = filep->fi_inode;  in getblock()
330 	diff = ip->i_size - filep->fi_offset;  in getblock()
335 	lbn = hdbtodb(filep->fi_offset >> ISO_SECTOR_SHIFT);  in getblock()
336 	filep->fi_blocknum = lbn + hdbtodb(ip->i_number);  in getblock()
338 	off = filep->fi_offset & ((1 << ISO_SECTOR_SHIFT) - 1);  in getblock()
339 	size = filep->fi_count = ISO_SECTOR_SIZE;  in getblock()
340 	filep->fi_memp = 0;  in getblock()
341 	if (diskread(filep))	/* Trap errors */  in getblock()
344 	if (filep->fi_offset - off + size >= ip->i_size)  in getblock()
345 		filep->fi_count = diff + off;  in getblock()
346 	filep->fi_count -= off;  in getblock()
347 	filep->fi_memp += off;  in getblock()
356 	fileid_t *filep;  in bhsfs_read()  local
362 	filep = find_fp(fd);  in bhsfs_read()
363 	if (filep == NULL)  in bhsfs_read()
366 	ip = filep->fi_inode;  in bhsfs_read()
368 	if ((filep->fi_flags & FI_COMPRESSED) == 0 &&  in bhsfs_read()
369 	    filep->fi_offset + count > ip->i_size)  in bhsfs_read()
370 		count = ip->i_size - filep->fi_offset;  in bhsfs_read()
376 		if (filep->fi_flags & FI_COMPRESSED) {  in bhsfs_read()
377 			if ((j = cf_read(filep, buf, count)) < 0)  in bhsfs_read()
382 			if (filep->fi_count == 0) {  in bhsfs_read()
383 				if (getblock(filep) == -1)  in bhsfs_read()
386 			j = MIN(i, filep->fi_count);  in bhsfs_read()
387 			bcopy(filep->fi_memp, buf, (uint_t)j);  in bhsfs_read()
389 		filep->fi_memp += j;  in bhsfs_read()
390 		filep->fi_offset += j;  in bhsfs_read()
391 		filep->fi_count -= j;  in bhsfs_read()
478 	fileid_t *filep;  in bhsfs_open()  local
482 	filep = (fileid_t *)bkmem_alloc(sizeof (fileid_t));  in bhsfs_open()
483 	filep->fi_back = head->fi_back;  in bhsfs_open()
484 	filep->fi_forw = head;  in bhsfs_open()
485 	head->fi_back->fi_forw = filep;  in bhsfs_open()
486 	head->fi_back = filep;  in bhsfs_open()
487 	filep->fi_filedes = filedes++;  in bhsfs_open()
488 	filep->fi_taken = 1;  in bhsfs_open()
489 	filep->fi_path = (char *)bkmem_alloc(strlen(str) + 1);  in bhsfs_open()
490 	(void) strcpy(filep->fi_path, str);  in bhsfs_open()
491 	filep->fi_inode = NULL;  in bhsfs_open()
492 	bzero(filep->fi_buf, MAXBSIZE);  in bhsfs_open()
493 	filep->fi_getblock = getblock;  in bhsfs_open()
494 	filep->fi_flags = 0;  in bhsfs_open()
496 	ino = find(str, filep);  in bhsfs_open()
498 		(void) bhsfs_close(filep->fi_filedes);  in bhsfs_open()
502 	filep->fi_blocknum = hdbtodb(ino);  in bhsfs_open()
503 	filep->fi_offset = 0;  in bhsfs_open()
504 	filep->fi_count = 0;  in bhsfs_open()
505 	filep->fi_memp = 0;  in bhsfs_open()
507 	if (cf_check_compressed(filep) != 0)  in bhsfs_open()
510 	return (filep->fi_filedes);  in bhsfs_open()
516 	fileid_t *filep;  in bhsfs_close()  local
519 	if (!(filep = find_fp(fd)))  in bhsfs_close()
522 	if (filep->fi_taken == 0 || filep == head) {  in bhsfs_close()
527 	cf_close(filep);  in bhsfs_close()
529 	filep->fi_forw->fi_back = filep->fi_back;  in bhsfs_close()
530 	filep->fi_back->fi_forw = filep->fi_forw;  in bhsfs_close()
531 	if (filep->fi_inode)  in bhsfs_close()
532 		bkmem_free(filep->fi_inode, sizeof (struct inode));  in bhsfs_close()
533 	bkmem_free(filep->fi_path, strlen(filep->fi_path) + 1);  in bhsfs_close()
534 	bkmem_free((char *)filep, sizeof (fileid_t));  in bhsfs_close()
542 	fileid_t *filep;  in bhsfs_closeall()  local
544 	while ((filep = head->fi_forw) != head)  in bhsfs_closeall()
545 		if (filep->fi_taken && bhsfs_close(filep->fi_filedes))  in bhsfs_closeall()
560 	fileid_t *filep;  in bhsfs_lseek()  local
564 	if (!(filep = find_fp(fd)))  in bhsfs_lseek()
567 	if (filep->fi_flags & FI_COMPRESSED) {  in bhsfs_lseek()
568 		cf_seek(filep, addr, whence);  in bhsfs_lseek()
572 			filep->fi_offset += addr;  in bhsfs_lseek()
575 			filep->fi_offset = addr;  in bhsfs_lseek()
582 		filep->fi_blocknum = addr / DEV_BSIZE;  in bhsfs_lseek()
585 	filep->fi_count = 0;  in bhsfs_lseek()
592 	fileid_t	*filep;  in bhsfs_fstat()  local
595 	if (!(filep = find_fp(fd)))  in bhsfs_fstat()
598 	ip = filep->fi_inode;  in bhsfs_fstat()
641 parse_dir(fileid_t *filep, int offset, struct hs_direct *hsdep)  in parse_dir()  argument
643 	char *bufp = (char *)(filep->fi_memp + offset);  in parse_dir()
730 		daddr_t save_bn = filep->fi_blocknum;  in parse_dir()
731 		daddr_t save_offset = filep->fi_offset;  in parse_dir()
732 		caddr_t save_ma = filep->fi_memp;  in parse_dir()
733 		int save_cc = filep->fi_count;  in parse_dir()
735 			filep->fi_count = ISO_SECTOR_SIZE;  in parse_dir()
736 			filep->fi_offset = 0;  in parse_dir()
737 			filep->fi_blocknum = hdbtodb(ce_lbn);  in parse_dir()
738 			filep->fi_memp = 0;  in parse_dir()
739 			if (diskread(filep)) {  in parse_dir()
745 			ce_lbn = parse_susp(filep->fi_memp, &ce_len,  in parse_dir()
748 		filep->fi_count = save_cc;  in parse_dir()
749 		filep->fi_offset = save_offset;  in parse_dir()
750 		filep->fi_blocknum = save_bn;  in parse_dir()
751 		filep->fi_memp = save_ma;  in parse_dir()