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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_index_h__

#define INCLUDE_index_h__

#include "fileops.h"

#include "filebuf.h"

#include "vector.h"

#include "tree-cache.h"

#include "git2/odb.h"

#include "git2/index.h"

#define GIT_INDEX_FILE "index"

#define GIT_INDEX_FILE_MODE 0666

struct git_index {

git_refcount rc;

char *index_file_path;

git_futils_filestamp stamp;

git_vector entries;

git_mutex lock; /* lock held while entries is being changed */

git_vector deleted; /* deleted entries if readers > 0 */

git_atomic readers; /* number of active iterators */

unsigned int on_disk:1;

unsigned int ignore_case:1;

unsigned int distrust_filemode:1;

unsigned int no_symlinks:1;

git_tree_cache *tree;

git_vector names;

git_vector reuc;

git_vector_cmp entries_cmp_path;

git_vector_cmp entries_search;

git_vector_cmp entries_search_path;

git_vector_cmp reuc_search;

};

struct git_index_conflict_iterator {

git_index *index;

size_t cur;

};

extern void git_index_entry__init_from_stat(

git_index_entry *entry, struct stat *st, bool trust_mode);

/* Index entry comparison functions for array sorting */

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

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

/* Index entry search functions for search using a search spec */

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

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

/* Search index for `path`, returning GIT_ENOTFOUND if it does not exist

* (but not setting an error message).

*

* `at_pos` is set to the position where it is or would be inserted.

* Pass `path_len` as strlen of path or 0 to call strlen internally.

*/

extern int git_index__find_pos(

size_t *at_pos, git_index *index, const char *path, size_t path_len, int stage);

extern void git_index__set_ignore_case(git_index *index, bool ignore_case);

extern unsigned int git_index__create_mode(unsigned int mode);

GIT_INLINE(const git_futils_filestamp *) git_index__filestamp(git_index *index)

{

return &index->stamp;

}

extern int git_index__changed_relative_to(git_index *index, const git_futils_filestamp *fs);

/* Copy the current entries vector *and* increment the index refcount.

* Call `git_index__release_snapshot` when done.

*/

extern int git_index_snapshot_new(git_vector *snap, git_index *index);

extern void git_index_snapshot_release(git_vector *snap, git_index *index);

/* Allow searching in a snapshot; entries must already be sorted! */

extern int git_index_snapshot_find(

size_t *at_pos, git_vector *snap, git_vector_cmp entry_srch,

const char *path, size_t path_len, int stage);

#endif