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/*

* Copyright (C) the libgit2 contributors. All rights reserved.

*

* This file is part of libgit2, distributed under the GNU GPL v2 with

* a Linking Exception. For full terms see the included COPYING file.

*/

#ifndef INCLUDE_diff_h__

#define INCLUDE_diff_h__

#include "git2/diff.h"

#include "git2/oid.h"

#include <stdio.h>

#include "vector.h"

#include "buffer.h"

#include "iterator.h"

#include "repository.h"

#include "pool.h"

#define DIFF_OLD_PREFIX_DEFAULT "a/"

#define DIFF_NEW_PREFIX_DEFAULT "b/"

enum {

GIT_DIFFCAPS_HAS_SYMLINKS = (1 << 0), /* symlinks on platform? */

GIT_DIFFCAPS_ASSUME_UNCHANGED = (1 << 1), /* use stat? */

GIT_DIFFCAPS_TRUST_MODE_BITS = (1 << 2), /* use st_mode? */

GIT_DIFFCAPS_TRUST_CTIME = (1 << 3), /* use st_ctime? */

GIT_DIFFCAPS_USE_DEV = (1 << 4), /* use st_dev? */

};

#define GIT_DELTA__TO_DELETE 10

#define GIT_DELTA__TO_SPLIT 11

struct git_diff_list {

git_refcount rc;

git_repository *repo;

git_diff_options opts;

git_vector pathspec;

git_vector deltas; /* vector of git_diff_delta */

git_pool pool;

git_iterator_type_t old_src;

git_iterator_type_t new_src;

uint32_t diffcaps;

int (*strcomp)(const char *, const char *);

int (*strncomp)(const char *, const char *, size_t);

int (*pfxcomp)(const char *str, const char *pfx);

int (*entrycomp)(const void *a, const void *b);

};

extern void git_diff__cleanup_modes(

uint32_t diffcaps, uint32_t *omode, uint32_t *nmode);

extern void git_diff_list_addref(git_diff_list *diff);

extern int git_diff_delta__cmp(const void *a, const void *b);

extern bool git_diff_delta__should_skip(

const git_diff_options *opts, const git_diff_delta *delta);

extern int git_diff__oid_for_file(

git_repository *, const char *, uint16_t, git_off_t, git_oid *);

extern int git_diff__from_iterators(

git_diff_list **diff_ptr,

git_repository *repo,

git_iterator *old_iter,

git_iterator *new_iter,

const git_diff_options *opts);

#endif