src/delta-apply.h

   1 #ifndef INCLUDE_delta_apply_h__
   2 #define INCLUDE_delta_apply_h__
   3
   4 /**
   5  * Apply a git binary delta to recover the original content.
   6  *
   7  * @param out the output buffer to receive the original data.
   8  *              Only out->data and out->len are populated, as this is
   9  *              the only information available in the delta.
  10  * @param base the base to copy from during copy instructions.
  11  * @param base_len number of bytes available at base.
  12  * @param delta the delta to execute copy/insert instructions from.
  13  * @param delta_len total number of bytes in the delta.
  14  * @return
  15  * - GIT_SUCCESS on a successful delta unpack.
  16  * - GIT_ERROR if the delta is corrupt or doesn't match the base.
  17  */
  18 extern int git__delta_apply(
  19         git_obj *out,
  20         const unsigned char *base,
  21         size_t base_len,
  22         const unsigned char *delta,
  23         size_t delta_len);
  24
  25 #endif