delta.h

   1 #ifndef DELTA_H
   2 #define DELTA_H
   3
   4 /* handling of delta buffers */
   5 extern void *diff_delta(void *from_buf, unsigned long from_size,
   6                         void *to_buf, unsigned long to_size,
   7                         unsigned long *delta_size);
   8 extern void *patch_delta(void *src_buf, unsigned long src_size,
   9                          void *delta_buf, unsigned long delta_size,
  10                          unsigned long *dst_size);
  11
  12 /* handling of delta objects */
  13 struct delta;
  14 struct object_list;
  15 extern struct delta *lookup_delta(unsigned char *sha1);
  16 extern int parse_delta_buffer(struct delta *item, void *buffer, unsigned long size);
  17 extern int parse_delta(struct delta *item, unsigned char sha1);
  18 extern int process_deltas(void *src, unsigned long src_size,
  19                           const char *src_type, struct object_list *delta);
  20
  21 #endif