+/**
+ * Controls the behavior of for_each_line().
+ *
+ * \sa for_each_line().
+ */
+enum for_each_line_flags {
+ /** Activate read-only mode. */
+ FELF_READ_ONLY = 1 << 0,
+};
+
+/** Used for \ref for_each_line(). */
+typedef int line_handler_t(char *, void *);
+int for_each_line(unsigned flags, char *buf, size_t size,
+ line_handler_t *line_handler, void *private_data);
+
+/**
+ * Write the contents of a status item to a para_buffer.
+ *
+ * \param b The para_buffer.
+ * \param n The number of the status item.
+ * \param f A format string.
+ *
+ * \return The return value of the underlying call to para_printf().
+ */
+#define WRITE_STATUS_ITEM(b, n, f, ...) (\
+{ \
+ int _ret; \
+ if ((b)->flags & PBF_SIZE_PREFIX) { \
+ _ret = para_printf((b), "%02x:" f, n, ## __VA_ARGS__); \
+ } else { \
+ _ret = para_printf((b), "%s: " f, status_item_list[(n)], \
+ ## __VA_ARGS__); \
+ } \
+ _ret; \
+} \
+)
+