+ f->header->state == STATE_OFFLINE ? "offline" :
+ f->header->state == STATE_ONLINE ? "online" :
+ f->header->state == STATE_ARCHIVED ? "archived" : "unknown",
+ (f->header->compatible_flags & HEADER_COMPATIBLE_SIGNED) ? " SIGNED" : "",
+ (f->header->compatible_flags & ~HEADER_COMPATIBLE_SIGNED) ? " ???" : "",
+ (f->header->incompatible_flags & HEADER_INCOMPATIBLE_COMPRESSED) ? " COMPRESSED" : "",
+ (f->header->incompatible_flags & ~HEADER_INCOMPATIBLE_COMPRESSED) ? " ???" : "",