src/diff_driver.h

   1 /*
   2  * Copyright (C) the libgit2 contributors. All rights reserved.
   3  *
   4  * This file is part of libgit2, distributed under the GNU GPL v2 with
   5  * a Linking Exception. For full terms see the included COPYING file.
   6  */
   7 #ifndef INCLUDE_diff_driver_h__
   8 #define INCLUDE_diff_driver_h__
   9
  10 #include "common.h"
  11
  12 #include "attr_file.h"
  13 #include "str.h"
  14
  15 typedef struct git_diff_driver_registry git_diff_driver_registry;
  16
  17 git_diff_driver_registry *git_diff_driver_registry_new(void);
  18 void git_diff_driver_registry_free(git_diff_driver_registry *);
  19
  20 typedef struct git_diff_driver git_diff_driver;
  21
  22 int git_diff_driver_lookup(git_diff_driver **, git_repository *,
  23         git_attr_session *attrsession, const char *);
  24 void git_diff_driver_free(git_diff_driver *);
  25
  26 /* diff option flags to force off and on for this driver */
  27 void git_diff_driver_update_options(uint32_t *option_flags, git_diff_driver *);
  28
  29 /* returns -1 meaning "unknown", 0 meaning not binary, 1 meaning binary */
  30 int git_diff_driver_content_is_binary(
  31         git_diff_driver *, const char *content, size_t content_len);
  32
  33 typedef long (*git_diff_find_context_fn)(
  34         const char *, long, char *, long, void *);
  35
  36 typedef int (*git_diff_find_context_line)(
  37         git_diff_driver *, git_str *);
  38
  39 typedef struct {
  40         git_diff_driver *driver;
  41         git_diff_find_context_line match_line;
  42         git_str line;
  43 } git_diff_find_context_payload;
  44
  45 void git_diff_find_context_init(
  46         git_diff_find_context_fn *findfn_out,
  47         git_diff_find_context_payload *payload_out,
  48         git_diff_driver *driver);
  49
  50 void git_diff_find_context_clear(git_diff_find_context_payload *);
  51
  52 #endif