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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_patch_h__
#define INCLUDE_diff_patch_h__
#include "common.h"
#include "diff.h"
#include "diff_file.h"
#include "patch.h"
enum {
GIT_PATCH_DIFF_ALLOCATED = (1 << 0),
GIT_PATCH_DIFF_INITIALIZED = (1 << 1),
GIT_PATCH_DIFF_LOADED = (1 << 2),
/* the two sides are different */
GIT_PATCH_DIFF_DIFFABLE = (1 << 3),
/* the difference between the two sides has been computed */
GIT_PATCH_DIFF_DIFFED = (1 << 4),
GIT_PATCH_DIFF_FLATTENED = (1 << 5),
};
struct git_patch_diff {
struct git_patch base;
git_diff *diff; /* for refcount purposes, maybe NULL for blob diffs */
size_t delta_index;
git_diff_file_content ofile;
git_diff_file_content nfile;
uint32_t flags;
git_pool flattened;
};
typedef struct git_patch_diff git_patch_diff;
extern git_diff_driver *git_patch_diff_driver(git_patch_diff *);
extern void git_patch_diff_old_data(char **, size_t *, git_patch_diff *);
extern void git_patch_diff_new_data(char **, size_t *, git_patch_diff *);
typedef struct git_patch_diff_output git_patch_diff_output;
struct git_patch_diff_output {
/* these callbacks are issued with the diff data */
git_diff_file_cb file_cb;
git_diff_binary_cb binary_cb;
git_diff_hunk_cb hunk_cb;
git_diff_line_cb data_cb;
void *payload;
/* this records the actual error in cases where it may be obscured */
int error;
/* this callback is used to do the diff and drive the other callbacks.
* see diff_xdiff.h for how to use this in practice for now.
*/
int (*diff_cb)(git_patch_diff_output *output, git_patch_diff *patch);
};
#endif
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