1 files changed, 15 insertions, 0 deletions
diff --git a/delta.h b/delta.h
index e073dff831..8e4efdf4ac 100644
--- a/delta.h
+++ b/delta.h
@@ -1,6 +1,21 @@
+#ifndef DELTA_H
+#define DELTA_H
+
+/* handling of delta buffers */
 extern void *diff_delta(void *from_buf, unsigned long from_size,
 			void *to_buf, unsigned long to_size,
 		        unsigned long *delta_size);
 extern void *patch_delta(void *src_buf, unsigned long src_size,
 			 void *delta_buf, unsigned long delta_size,
 			 unsigned long *dst_size);
+
+/* handling of delta objects */
+struct delta;
+struct object_list;
+extern struct delta *lookup_delta(unsigned char *sha1);
+extern int parse_delta_buffer(struct delta *item, void *buffer, unsigned long size);
+extern int parse_delta(struct delta *item, unsigned char sha1);
+extern int process_deltas(void *src, unsigned long src_size,
+			  const char *src_type, struct object_list *delta);
+
+#endif