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codeparrot

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tree = get_dict_tree(dict);
if (!tree)
return false;
state.cb_func = cb_func;
state.cb_arg = cb_arg;
return cbtree_walk(tree, dict_iter_helper, &state);
}
bool json_list_iter(struct JsonValue *list, json_list_iter_callback_f cb_func, void *cb_arg)
{
struct JsonValue *elem;
struct ValueList *vlist;
vlist = get_list_vlist(list);
if (!vlist)
return false;
for (elem = vlist->first; elem; elem = get_next(elem)) {
if (!cb_func(cb_arg, elem))
return false;
}
return true;
}
/*
* Create new values.
*/
struct JsonValue *json_new_null(struct JsonContext *ctx)
{
return mk_value(ctx, JSON_NULL, 0, false);
}
struct JsonValue *json_new_bool(struct JsonContext *ctx, bool val)
{
struct JsonValue *jv;
jv = mk_value(ctx, JSON_BOOL, 0, false);
if (jv)
jv->u.v_bool = val;
return jv;
}
struct JsonValue *json_new_int(struct JsonContext *ctx, int64_t val)
{
struct JsonValue *jv;
if (val < JSON_MININT || val > JSON_MAXINT) {
errno = ERANGE;
return NULL;
}
jv = mk_value(ctx, JSON_INT, 0, false);
if (jv)
jv->u.v_int = val;
return jv;
}
struct JsonValue *json_new_float(struct JsonContext *ctx, double val)
{
struct JsonValue *jv;
/* check if value survives JSON roundtrip */
if (!isfinite(val))
return false;
jv = mk_value(ctx, JSON_FLOAT, 0, false);
if (jv)
jv->u.v_float = val;
return jv;
}
struct JsonValue *json_new_string(struct JsonContext *ctx, const char *val)
{
struct JsonValue *jv;
size_t len;
len = strlen(val);
if (!utf8_validate_string(val, val + len))
return NULL;
jv = mk_value(ctx, JSON_STRING, len + 1, false);
if (jv) {
memcpy(get_cstring(jv), val, len + 1);
jv->u.v_size = len;
}
return jv;
}
struct JsonValue *json_new_list(struct JsonContext *ctx)
{
return mk_value(ctx, JSON_LIST, LIST_EXTRA, false);
}
struct JsonValue *json_new_dict(struct JsonContext *ctx)
{
return mk_value(ctx, JSON_DICT, DICT_EXTRA, false);
}