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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 = git_strmap_lookup_index(map, key);
if (!git_strmap_valid_index(map, idx) ||
!git_strmap_has_data(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 = git_strmap_lookup_index(map, key);
if (!git_strmap_valid_index(map, idx))
return GIT_ENOTFOUND;
git_strmap_delete_at(map, idx);
return 0;
}
int git_strmap_exists(git_strmap *map, const char *key)
{
return kh_get(str, map, key) != kh_end(map);
}
size_t git_strmap_lookup_index(git_strmap *map, const char *key)
{
return kh_get(str, map, key);
}
int git_strmap_valid_index(git_strmap *map, size_t idx)
{
return idx != kh_end(map);
}
int git_strmap_has_data(git_strmap *map, size_t idx)
{
return kh_exist(map, idx);
}
const char *git_strmap_key(git_strmap *map, size_t idx)
{
return kh_key(map, idx);
}
void git_strmap_set_key_at(git_strmap *map, size_t idx, char *key)
{
kh_val(map, idx) = key;
}
void *git_strmap_value_at(git_strmap *map, size_t idx)
{
return kh_val(map, idx);
}
void git_strmap_set_value_at(git_strmap *map, size_t idx, void *value)
{
kh_val(map, idx) = value;
}
void git_strmap_delete_at(git_strmap *map, size_t idx)
{
kh_del(str, map, idx);
}
int git_strmap_put(git_strmap *map, const char *key, int *err)
{
return kh_put(str, map, key, err);
}
void git_strmap_insert(git_strmap *map, const char *key, void *value, int *rval)
{
khiter_t idx = kh_put(str, map, key, rval);
if ((*rval) >= 0) {
if ((*rval) == 0)
kh_key(map, idx) = key;
kh_val(map, idx) = value;
}
}
size_t git_strmap_begin(git_strmap *map)
{
GIT_UNUSED(map);
return 0;
}
size_t git_strmap_end(git_strmap *map)
{
return map->n_buckets;
}
int git_strmap_next(
void **data,
size_t* iter,
git_strmap *map)
{
if (!map)
return GIT_ERROR;
while (*iter != git_strmap_end(map)) {
if (!(git_strmap_has_data(map, *iter))) {
++(*iter);
continue;
}
*data = git_strmap_value_at(map, *iter);
++(*iter);
return GIT_OK;
}
return GIT_ITEROVER;
}
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