/*

 * 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.

 */

#include "oidmap.h"

GIT_INLINE(khint_t) git_oidmap_hash(const git_oid *oid)

{

	khint_t h;

	memcpy(&h, oid, sizeof(khint_t));

	return h;

}

__KHASH_IMPL(oid, static kh_inline, const git_oid *, void *, 1, git_oidmap_hash, git_oid_equal)

git_oidmap *git_oidmap_alloc()

{

	return kh_init(oid);

}

void git_oidmap_free(git_oidmap *map)

{

	kh_destroy(oid, map);

}

void git_oidmap_clear(git_oidmap *map)

{

	kh_clear(oid, map);

}

size_t git_oidmap_size(git_oidmap *map)

{

	return kh_size(map);

}

size_t git_oidmap_lookup_index(git_oidmap *map, const git_oid *key)

{

	return kh_get(oid, map, key);

}

int git_oidmap_valid_index(git_oidmap *map, size_t idx)

{

	return idx != kh_end(map);

}

int git_oidmap_exists(git_oidmap *map, const git_oid *key)

{

	return kh_get(oid, map, key) != kh_end(map);

}

int git_oidmap_has_data(git_oidmap *map, size_t idx)

{

	return kh_exist(map, idx);

}

const git_oid *git_oidmap_key(git_oidmap *map, size_t idx)

{

	return kh_key(map, idx);

}

void git_oidmap_set_key_at(git_oidmap *map, size_t idx, git_oid *key)

{

	kh_key(map, idx) = key;

}

void *git_oidmap_value_at(git_oidmap *map, size_t idx)

{

	return kh_val(map, idx);

}

void git_oidmap_set_value_at(git_oidmap *map, size_t idx, void *value)

{

	kh_val(map, idx) = value;

}

void git_oidmap_delete_at(git_oidmap *map, size_t idx)

{

	kh_del(oid, map, idx);

}

int git_oidmap_put(git_oidmap *map, const git_oid *key, int *err)

{

	return kh_put(oid, map, key, err);

}

void git_oidmap_insert(git_oidmap *map, const git_oid *key, void *value, int *rval)

{

	khiter_t idx = kh_put(oid, map, key, rval);

	if ((*rval) >= 0) {

		if ((*rval) == 0)

			kh_key(map, idx) = key;

		kh_val(map, idx) = value;

	}

}

void git_oidmap_delete(git_oidmap *map, const git_oid *key)

{

	khiter_t idx = git_oidmap_lookup_index(map, key);

	if (git_oidmap_valid_index(map, idx))

		git_oidmap_delete_at(map, idx);

}