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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.
*/
#include "oidmap.h"
#define kmalloc git__malloc
#define kcalloc git__calloc
#define krealloc git__realloc
#define kreallocarray git__reallocarray
#define kfree git__free
#include "khash.h"
__KHASH_TYPE(oid, const git_oid *, void *)
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)
int git_oidmap_new(git_oidmap **out)
{
*out = kh_init(oid);
GIT_ERROR_CHECK_ALLOC(*out);
return 0;
}
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);
}
void *git_oidmap_get(git_oidmap *map, const git_oid *key)
{
size_t idx = git_oidmap_lookup_index(map, key);
if (!git_oidmap_valid_index(map, idx) ||
!git_oidmap_has_data(map, idx))
return NULL;
return kh_val(map, idx);
}
int git_oidmap_set(git_oidmap *map, const git_oid *key, void *value)
{
size_t idx;
int rval;
idx = kh_put(oid, map, key, &rval);
if (rval < 0)
return -1;
if (rval == 0)
kh_key(map, idx) = key;
kh_val(map, idx) = value;
return 0;
}
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);
}
size_t git_oidmap_begin(git_oidmap *map)
{
GIT_UNUSED(map);
return 0;
}
size_t git_oidmap_end(git_oidmap *map)
{
return map->n_buckets;
}
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