added ring_buffer_debug()

FreeRADIUS · Dec 9, 2016 · ff016d4 · ff016d4
1 parent 40ab6c4
commit ff016d4
Show file tree

Hide file tree

Showing 2 changed files with 13 additions and 0 deletions.
diff --git a/src/util/ring_buffer.c b/src/util/ring_buffer.c
@@ -520,3 +520,14 @@ int fr_ring_buffer_start(fr_ring_buffer_t *rb, uint8_t **p_start, size_t *p_size
 
 	return 0;
 }
+
+/** Print debug information about the ring buffer
+ *
+ * @param[in] rb the ring buffer
+ * @param[in] fp the FILE where the messages are printed.
+ */
+void fr_ring_buffer_debug(fr_ring_buffer_t *rb, FILE *fp)
+{
+	fprintf(fp, "Buffer %p, write_offset %zd, data_start %zd, data_end %zd\n",
+		rb->buffer, rb->write_offset, rb->data_start, rb->data_end);
+}
diff --git a/src/util/ring_buffer.h b/src/util/ring_buffer.h
@@ -52,6 +52,8 @@ int fr_ring_buffer_close(fr_ring_buffer_t *rb) CC_HINT(nonnull);
 size_t fr_ring_buffer_size(fr_ring_buffer_t *rb) CC_HINT(nonnull);
 size_t fr_ring_buffer_used(fr_ring_buffer_t *rb) CC_HINT(nonnull);
 
+void fr_ring_buffer_debug(fr_ring_buffer_t *rb, FILE *fp) CC_HINT(nonnull);
+
 #ifdef __cplusplus
 }
 #endif