113 	struct cow_header_v1 v1;  member
292 	if (n < offsetof(typeof(header->v1), backing_file)) {  in read_cow_header()
297 	magic = header->v1.magic;  in read_cow_header()
299 		version = header->v1.version;  in read_cow_header()
301 		version = ntohl(header->v1.version);  in read_cow_header()
308 		if (n < sizeof(header->v1)) {  in read_cow_header()
313 		*mtime_out = header->v1.mtime;  in read_cow_header()
314 		*size_out = header->v1.size;  in read_cow_header()
315 		*sectorsize_out = header->v1.sectorsize;  in read_cow_header()
316 		*bitmap_offset_out = sizeof(header->v1);  in read_cow_header()
318 		file = header->v1.backing_file;  in read_cow_header()