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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 "strmap.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(str, const char *, void *)
__KHASH_IMPL(str, static kh_inline, const char *, void *, 1, kh_str_hash_func, kh_str_hash_equal)
int git_strmap_new(git_strmap **out)
{
*out = kh_init(str);
GIT_ERROR_CHECK_ALLOC(*out);
return 0;
}
void git_strmap_free(git_strmap *map)
{
kh_destroy(str, map);
}
void git_strmap_clear(git_strmap *map)
{
kh_clear(str, map);
}
size_t git_strmap_size(git_strmap *map)
{
return kh_size(map);
}
void *git_strmap_get(git_strmap *map, const char *key)
{
size_t idx = kh_get(str, map, key);
if (idx == kh_end(map) || !kh_exist(map, idx))
return NULL;
return kh_val(map, idx);
}
int git_strmap_set(git_strmap *map, const char *key, void *value)
{
size_t idx;
int rval;
idx = kh_put(str, map, key, &rval);
if (rval < 0)
return -1;
if (rval == 0)
kh_key(map, idx) = key;
kh_val(map, idx) = value;
return 0;
}
int git_strmap_delete(git_strmap *map, const char *key)
{
khiter_t idx = kh_get(str, map, key);
if (idx == kh_end(map))
return GIT_ENOTFOUND;
kh_del(str, map, idx);
return 0;
}
int git_strmap_exists(git_strmap *map, const char *key)
{
return kh_get(str, map, key) != kh_end(map);
}
int git_strmap_iterate(void **value, git_strmap *map, size_t *iter, const char **key)
{
size_t i = *iter;
while (i < map->n_buckets && !kh_exist(map, i))
i++;
if (i >= map->n_buckets)
return GIT_ITEROVER;
if (key)
*key = kh_key(map, i);
if (value)
*value = kh_val(map, i);
*iter = ++i;
return 0;
}
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