70 static u8 adfs_fplus_checkbyte(struct adfs_dir *dir)  in adfs_fplus_checkbyte()  argument
72 	struct adfs_bigdirheader *h = dir->bighead;  in adfs_fplus_checkbyte()
73 	struct adfs_bigdirtail *t = dir->bigtail;  in adfs_fplus_checkbyte()
83 		bp = (void *)dir->bhs[bi]->b_data;  in adfs_fplus_checkbyte()
84 		bs = dir->bhs[bi]->b_size;  in adfs_fplus_checkbyte()
104 			   unsigned int size, struct adfs_dir *dir)  in adfs_fplus_read()  argument
112 	ret = adfs_dir_read_buffers(sb, indaddr, sb->s_blocksize, dir);  in adfs_fplus_read()
116 	dir->bighead = h = (void *)dir->bhs[0]->b_data;  in adfs_fplus_read()
131 	ret = adfs_dir_read_buffers(sb, indaddr, dirsize, dir);  in adfs_fplus_read()
135 	dir->bigtail = t = (struct adfs_bigdirtail *)  in adfs_fplus_read()
136 		(dir->bhs[dir->nr_buffers - 1]->b_data + (sb->s_blocksize - 8));  in adfs_fplus_read()
144 	if (adfs_fplus_checkbyte(dir) != t->bigdircheckbyte) {  in adfs_fplus_read()
149 	dir->parent_id = le32_to_cpu(h->bigdirparent);  in adfs_fplus_read()
153 	adfs_dir_relse(dir);  in adfs_fplus_read()
159 adfs_fplus_setpos(struct adfs_dir *dir, unsigned int fpos)  in adfs_fplus_setpos()  argument
163 	if (fpos <= le32_to_cpu(dir->bighead->bigdirentries)) {  in adfs_fplus_setpos()
164 		dir->pos = fpos;  in adfs_fplus_setpos()
172 adfs_fplus_getnext(struct adfs_dir *dir, struct object_info *obj)  in adfs_fplus_getnext()  argument
174 	struct adfs_bigdirheader *h = dir->bighead;  in adfs_fplus_getnext()
179 	if (dir->pos >= le32_to_cpu(h->bigdirentries))  in adfs_fplus_getnext()
182 	offset = adfs_fplus_offset(h, dir->pos);  in adfs_fplus_getnext()
184 	ret = adfs_dir_copyfrom(&bde, dir, offset,  in adfs_fplus_getnext()
199 	ret = adfs_dir_copyfrom(obj->name, dir, offset, obj->name_len);  in adfs_fplus_getnext()
203 	adfs_object_fixup(dir, obj);  in adfs_fplus_getnext()
205 	dir->pos += 1;  in adfs_fplus_getnext()
210 static int adfs_fplus_iterate(struct adfs_dir *dir, struct dir_context *ctx)  in adfs_fplus_iterate()  argument
217 	if (adfs_fplus_setpos(dir, ctx->pos - 2))  in adfs_fplus_iterate()
220 	while (!adfs_fplus_getnext(dir, &obj)) {  in adfs_fplus_iterate()
230 static int adfs_fplus_update(struct adfs_dir *dir, struct object_info *obj)  in adfs_fplus_update()  argument
232 	struct adfs_bigdirheader *h = dir->bighead;  in adfs_fplus_update()
242 			adfs_error(dir->sb, "unable to locate entry to update");  in adfs_fplus_update()
245 		ret = adfs_dir_copyfrom(&bde, dir, offset, sizeof(bde));  in adfs_fplus_update()
247 			adfs_error(dir->sb, "error reading directory entry");  in adfs_fplus_update()
258 	return adfs_dir_copyto(dir, offset, &bde, sizeof(bde));  in adfs_fplus_update()
261 static int adfs_fplus_commit(struct adfs_dir *dir)  in adfs_fplus_commit()  argument
266 	dir->bighead->startmasseq += 1;  in adfs_fplus_commit()
267 	dir->bigtail->bigdirendmasseq += 1;  in adfs_fplus_commit()
270 	dir->bigtail->bigdircheckbyte = adfs_fplus_checkbyte(dir);  in adfs_fplus_commit()
273 	ret = adfs_fplus_validate_header(dir->bighead);  in adfs_fplus_commit()
275 		ret = adfs_fplus_validate_tail(dir->bighead, dir->bigtail);  in adfs_fplus_commit()