of_hello_t *
of_hello_new_from_message(of_message_t msg)
{
of_hello_t *obj = NULL;
of_version_t version;
int length;
if (msg == NULL) return NULL;
version = of_message_version_get(msg);
if (!OF_VERSION_OKAY(version)) return NULL;
length = of_message_length_get(msg);
if ((obj = (of_hello_t *)of_object_new(-1)) == NULL) {
return NULL;
}
of_hello_init(obj, version, 0, 0);
if ((of_object_buffer_bind((of_object_t *)obj, OF_MESSAGE_TO_BUFFER(msg),
length, OF_MESSAGE_FREE_FUNCTION)) < 0) {
FREE(obj);
return NULL;
}
obj->length = length;
obj->version = version;
return obj;
}
of_object_t *
of_object_new_from_message(of_message_t msg, int len)
{
of_object_id_t object_id;
of_object_t *obj;
of_version_t version;
version = of_message_version_get(msg);
if (!OF_VERSION_OKAY(version)) {
return NULL;
}
if (of_validate_message(msg, len) != 0) {
LOCI_LOG_ERROR("message validation failed\n");
return NULL;
}
if ((obj = of_object_new(-1)) == NULL) {
return NULL;
}
if (of_object_buffer_bind(obj, OF_MESSAGE_TO_BUFFER(msg), len,
OF_MESSAGE_FREE_FUNCTION) < 0) {
FREE(obj);
return NULL;
}
obj->version = version;
of_header_wire_object_id_get(obj, &object_id);
of_object_init_map[object_id](obj, version, len, 0);
return obj;
}