-static json_object *
-check_type(json_object *obj, json_type type)
-{
- if (!obj)
- return NULL;
-
- if (json_object_get_type(obj) != type)
- return NULL;
-
- return obj;
-}
-
-static inline json_object *
-get_field(json_object *obj, const char *name, json_type type)
-{
- return check_type(json_object_object_get(obj, name), type);
-}
-
-static char *
-proto_shell_parse_config(struct config_param_list *config, json_object *obj)
-{
- struct blobmsg_policy *attrs;
- char *str_buf, *str_cur;
- int str_len = 0;
- int i;
-
- config->n_params = json_object_array_length(obj);
- attrs = calloc(1, sizeof(*attrs) * config->n_params);
- if (!attrs)
- return NULL;
-
- config->params = attrs;
- for (i = 0; i < config->n_params; i++) {
- json_object *cur, *name, *type;
-
- cur = check_type(json_object_array_get_idx(obj, i), json_type_array);
- if (!cur)
- goto error;
-
- name = check_type(json_object_array_get_idx(cur, 0), json_type_string);
- if (!name)
- goto error;
-
- type = check_type(json_object_array_get_idx(cur, 1), json_type_int);
- if (!type)
- goto error;
-
- attrs[i].name = json_object_get_string(name);
- attrs[i].type = json_object_get_int(type);
- if (attrs[i].type > BLOBMSG_TYPE_LAST)
- goto error;
-
- str_len += strlen(attrs[i].name) + 1;
- }
-
- str_buf = malloc(str_len);
- if (!str_buf)
- goto error;
-
- str_cur = str_buf;
- for (i = 0; i < config->n_params; i++) {
- const char *name = attrs[i].name;
-
- attrs[i].name = str_cur;
- str_cur += sprintf(str_cur, "%s", name) + 1;
- }
-
- return str_buf;
-
-error:
- free(attrs);
- config->n_params = 0;
- return NULL;
-}
-