/*

 * 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/patch.h"

#include "git2/sys/diff.h"

#include "git2/oid.h"

#include <stdio.h>

#include "vector.h"

#include "buffer.h"

#include "iterator.h"

#include "repository.h"

#include "pool.h"

#include "odb.h"

#define DIFF_OLD_PREFIX_DEFAULT "a/"

#define DIFF_NEW_PREFIX_DEFAULT "b/"

typedef enum {

	GIT_DIFF_TYPE_UNKNOWN = 0,

	GIT_DIFF_TYPE_GENERATED = 1,

	GIT_DIFF_TYPE_PARSED = 2,

} git_diff_origin_t;

struct git_diff {

	git_refcount     rc;

	git_repository   *repo;

	git_diff_origin_t type;

	git_diff_options opts;

	git_vector       deltas;    /* vector of git_diff_delta */

	git_pool pool;

	git_iterator_type_t old_src;

	git_iterator_type_t new_src;

	git_diff_perfdata perf;

	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);

	int (*patch_fn)(git_patch **out, git_diff *diff, size_t idx);

	void (*free_fn)(git_diff *diff);

};

extern int git_diff_delta__format_file_header(

	git_buf *out,

	const git_diff_delta *delta,

	const char *oldpfx,

	const char *newpfx,

	int oid_strlen);

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

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

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

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

#endif