コード例 #1
0
ファイル: QuadTree.c プロジェクト: AhmedAMohamed/graphviz
static QuadTree QuadTree_add_internal(QuadTree q, real *coord, real weight, int id, int level){
  int i, dim = q->dim, ii;
  node_data nd = NULL;

  int max_level = q->max_level;
  int idd;

  /* Make sure that coord is within bounding box */
  for (i = 0; i < q->dim; i++) {
    if (coord[i] < q->center[i] - q->width - 1.e5*MACHINEACC*q->width || coord[i] > q->center[i] + q->width + 1.e5*MACHINEACC*q->width) {
#ifdef DEBUG_PRINT
      fprintf(stderr,"coordinate %f is outside of the box:{%f, %f}, \n(q->center[i] - q->width) - coord[i] =%g, coord[i]-(q->center[i] + q->width) = %g\n",coord[i], (q->center[i] - q->width), (q->center[i] + q->width),
	      (q->center[i] - q->width) - coord[i],  coord[i]-(q->center[i] + q->width));
#endif
      //return NULL;
    }
  }

  if (q->n == 0){
    /* if this node is empty right now */
    q->n = 1;
    q->total_weight = weight;
    q->average = MALLOC(sizeof(real)*dim);
    for (i = 0; i < q->dim; i++) q->average[i] = coord[i];
    nd = node_data_new(q->dim, weight, coord, id);
    assert(!(q->l));
    q->l = SingleLinkedList_new(nd);
  } else if (level < max_level){
    /* otherwise open up into 2^dim quadtrees unless the level is too high */
    q->total_weight += weight;
    for (i = 0; i < q->dim; i++) q->average[i] = ((q->average[i])*q->n + coord[i])/(q->n + 1);
    if (!q->qts){
      q->qts = MALLOC(sizeof(QuadTree)*(1<<dim));
      for (i = 0; i < 1<<dim; i++) q->qts[i] = NULL;
    }/* done adding new quadtree, now add points to them */
    
    /* insert the old node (if exist) and the current node into the appropriate child quadtree */
    ii = QuadTree_get_quadrant(dim, q->center, coord);
    assert(ii < 1<<dim && ii >= 0);
    if (q->qts[ii] == NULL) q->qts[ii] = QuadTree_new_in_quadrant(q->dim, q->center, (q->width)/2, max_level, ii);
    
    q->qts[ii] = QuadTree_add_internal(q->qts[ii], coord, weight, id, level + 1);
    assert(q->qts[ii]);

    if (q->l){
      idd = node_data_get_id(SingleLinkedList_get_data(q->l));
      assert(q->n == 1);
      coord = node_data_get_coord(SingleLinkedList_get_data(q->l));
      weight = node_data_get_weight(SingleLinkedList_get_data(q->l));
      ii = QuadTree_get_quadrant(dim, q->center, coord);
      assert(ii < 1<<dim && ii >= 0);

      if (q->qts[ii] == NULL) q->qts[ii] = QuadTree_new_in_quadrant(q->dim, q->center, (q->width)/2, max_level, ii);

      q->qts[ii] = QuadTree_add_internal(q->qts[ii], coord, weight, idd, level + 1);
      assert(q->qts[ii]);
      
      /* delete the old node data on parent */
      SingleLinkedList_delete(q->l, node_data_delete);
      q->l = NULL;
    }
    
    (q->n)++;
  } else {
    assert(!(q->qts));
    /* level is too high, append data in the linked list */
    (q->n)++;
    q->total_weight += weight;
    for (i = 0; i < q->dim; i++) q->average[i] = ((q->average[i])*q->n + coord[i])/(q->n + 1);
    nd = node_data_new(q->dim, weight, coord, id);
    assert(q->l);
    q->l = SingleLinkedList_prepend(q->l, nd);
  }
  return q;
}
コード例 #2
0
ファイル: mod_devmanage.c プロジェクト: wsngw/gateway
void *devman_svc_handler(void *args)
{
	gw_msg_t *msg, *rsp_msg;
	sn_data_t *tmp_sn_data;
	node_data_t *tmp_node_data;
	gw_t *gw = (gw_t *) args;
	bool_t ret;

	/* initialize infobase */

	while ((msg = gw_msg_recv(devman_msgq)) != NULL)
	{
		if (msg->type == GW_MSG_SYSTEM_QUIT)
		{
			gw_msg_free(msg);
			gw_log_print(GW_LOG_LEVEL_INFO, "DEV management module receive a quit msg!\n");
			break;
		}
		if ((msg->srcsvc >= 0x1000) && (msg->srcsvc < 0x2000))
		{
			/*  this msg is from south interface */
			gw_debug_print("module dev management receive a msg type is %d\n", msg->type);
			switch (msg->type)
			{
			case DEVICE_LOGIN_REQUEST:
			{
				tmp_node_data = NULL;
				tmp_node_data = node_data_get(msg->devid, NUI_LEN);
				if (tmp_node_data == NULL)
				{
					gw_log_print(GW_LOG_LEVEL_INFO, "Receive a new device!\n");
					if((msg->data != NULL) && (msg->datasize == 4))
					{
						uint32_t snet_id = *((uint32_t *)msg->data);
						tmp_sn_data = sn_data_get(snet_id);
						if (tmp_sn_data == NULL)
						{
							gw_log_print(GW_LOG_LEVEL_WARNING, "Sn data does not exist!\n");
							gw_msg_free(msg);
						}
						else
						{
							tmp_node_data = node_data_new();
							memcpy(tmp_node_data->nui, msg->devid, NUI_LEN);
							tmp_node_data->pdata = tmp_sn_data;
							tmp_node_data->state = STA_REG_TO_SN;
							tmp_node_data->last_update_time = time(NULL);
							node_data_add(tmp_sn_data, tmp_node_data);
							devman_stats.login_request_num ++;

							msg->srcsvc = devman_svc.id;
							msg->dstsvc = PLAT_DM_SVC;
							gw_msg_send(gw, msg);
						}
					}
					else
					{
						gw_log_print(GW_LOG_LEVEL_WARNING, "No sn id included in reg msg, data size is %d, data is %d!\n", msg->datasize, msg->data);
						gw_msg_free(msg);
					}
				}
				else
				{
//					if (tmp_node_data->state == STA_REG_TO_PLAT)
//					{
//						/* already registered */
//						rsp_msg = gen_ack_msg(msg, EC_SUCCESS);
//						gw_msg_free(msg);
//						gw_msg_send(gw, rsp_msg);
//						gw_debug_print("node already registered!\n");
//					}
//					else
//					{
						msg->srcsvc = devman_svc.id;
						msg->dstsvc = PLAT_DM_SVC;
						gw_msg_send(gw, msg);
//					}
				}
				break;
			}
			case DEVICE_LOGOUT_REQUEST:
			{
				tmp_node_data = NULL;
				tmp_node_data = node_data_get(msg->devid, NUI_LEN);
				if (tmp_node_data == NULL)
				{
					rsp_msg = gen_ack_msg(msg, EC_DEV_UNJOIN);
					gw_debug_print("Leave msg receive error, node info not exist!\n");
					gw_msg_free(msg);
					gw_msg_send(gw, rsp_msg);
				}
				else
				{
//					if (tmp_node_data->state != STA_REG_TO_PLAT)
//					{
//						/* already registered */
//						rsp_msg = gen_ack_msg(msg, EC_DEV_UNREG);
//						gw_msg_free(msg);
//						gw_msg_send(gw, rsp_msg);
//						gw_debug_print("node not registered!\n");
//					}
//					else
//					{
						devman_stats.logout_request_num ++;
						msg->srcsvc = devman_svc.id;
						msg->dstsvc = PLAT_DM_SVC;
						gw_msg_send(gw, msg);
//					}
				}
				break;
			}
			case DEVICE_UPDATE_REQUEST:
			{
				tmp_node_data = NULL;
				tmp_node_data = node_data_get(msg->devid, NUI_LEN);
//				if ((tmp_node_data == NULL) || (tmp_node_data->state
//						!= STA_REG_TO_PLAT))
//				{
//					//rsp_msg = gen_ack_msg(msg, EC_DEV_UNREG);
//					gw_debug_print("Dev info update error! not registered!\n");
//					gw_msg_free(msg);
//					//gw_msg_send(gw, rsp_msg);
//				}
//				else
//				{
				if (tmp_node_data == NULL)
				{
					//rsp_msg = gen_ack_msg(msg, EC_DEV_UNREG);
					gw_debug_print("Dev info update error! not registered!\n");
					gw_msg_free(msg);
					//gw_msg_send(gw, rsp_msg);
				}
				else
				{

					devman_stats.info_update_num ++;
					tmp_node_data->last_update_time = time(NULL);
					msg->srcsvc = devman_svc.id;
					msg->dstsvc = PLAT_DM_SVC;
					gw_msg_send(gw, msg);
				}
				break;
			}
			case PASSIVE_CONFIG_RESPONSE:
			{
				gw_debug_print("Receive a passive config response packet!\n");
				gw_msg_free(msg);
				break;
			}
			default:
			{
				gw_log_print(GW_LOG_LEVEL_WARNING, "Dev management receive unknown msg type from sn!\n");
				gw_msg_free(msg);
			}
			}
		}
		else if (msg->srcsvc >= 0x2000)
		{
			/* this msg is from north interface */
			switch (msg->type)
			{
			case DEVICE_LOGIN_RESPONSE:
			{
				gw_debug_print("dev manage receive a login response!\n");
				tmp_node_data = NULL;
				tmp_node_data = node_data_get(msg->devid, NUI_LEN);
				if (tmp_node_data == NULL)
				{
					gw_log_print(GW_LOG_LEVEL_WARNING, "Node data does not exist!\n");
					gw_msg_free(msg);
				}
				else
				{
					if (msg->retcode == 0)
					{
						/*  node register success */
						devman_stats.login_success_num ++;
						if (tmp_node_data->state != STA_REG_TO_PLAT)
						{
							tmp_node_data->state = STA_REG_TO_PLAT;
							tmp_node_data->pdata->reg_node_num++;
						}
					}
					else
					{
						if (tmp_node_data->state == STA_REG_TO_PLAT)
						{
							tmp_node_data->state = STA_LOST_REG;
							tmp_node_data->pdata->reg_node_num--;
						}
					}
					msg->srcsvc = devman_svc.id;
					msg->dstsvc = SN_DM_SVC;
					ret = gw_msg_send(gw, msg);
					if(ret == FALSE)
					{
						gw_log_print(GW_LOG_LEVEL_WARNING, "msg send error!\n");
						gw_msg_free(msg);	
					}
				}
				break;
			}
			case DEVICE_LOGOUT_RESPONSE:
			{
				gw_debug_print("receive a log out response message!\n");
				tmp_node_data = NULL;
				tmp_node_data = node_data_get(msg->devid, NUI_LEN);
				if (tmp_node_data == NULL)
				{
					gw_log_print(GW_LOG_LEVEL_WARNING, "Node data does not exist!\n");
					gw_msg_free(msg);
				}
				else
				{
					if (tmp_node_data->state == STA_REG_TO_PLAT)
					{
						msg->srcsvc = devman_svc.id;
						msg->dstsvc = SN_DM_SVC;
						ret = gw_msg_send(gw, msg);
 						if(ret == FALSE)
                                        	{
                                                	gw_log_print(GW_LOG_LEVEL_WARNING, "msg send error!\n");
                                                	gw_msg_free(msg);
                                        	}
						if (msg->retcode == 0)
						{
							tmp_node_data->state = STA_LOST_REG;
						}
					}
					else
					{
						gw_msg_free(msg);
						gw_debug_print("Not registered yet!");
					}
				}
				break;
			}
			case PASSIVE_CONFIG_REQUEST:
			{
//				gw_debug_print("dev manage passive config msg!\n");
				tmp_node_data = NULL;
				tmp_node_data = node_data_get(msg->devid, NUI_LEN);
				if (tmp_node_data == NULL)
				{
					gw_log_print(GW_LOG_LEVEL_WARNING, "Node data does not exist!\n");
					gw_msg_free(msg);
				}
				else
				{
					if (tmp_node_data->state == STA_REG_TO_PLAT)
					{
						uint8_t *pt = (uint8_t *)msg->data;
						uint32_t tmp_intv = *((uint32_t *)(pt+6))/1000;
//						if(tmp_intv != tmp_node_data->update_interval)
//						{
							tmp_node_data->update_interval = tmp_intv;
							gw_debug_print("device update interval is set to %d\n", tmp_intv);
							msg->srcsvc = devman_svc.id;
							msg->dstsvc = SN_DM_SVC;
							ret = gw_msg_send(gw, msg);
							if(ret == FALSE)
                                        		{
                                               			gw_log_print(GW_LOG_LEVEL_WARNING, "msg send error!\n");
                                                		gw_msg_free(msg);
                                        		}
//						}else
//						{
//							gw_msg_free(msg);
//						}
					}
					else
					{
						gw_msg_free(msg);
						gw_debug_print("Not registered yet, can not config!");
					}
				}
				break;
			}
			default:
				gw_log_print(GW_LOG_LEVEL_WARNING, "unknown message type!\n");
				gw_msg_free(msg);
				break;
			}
		}
	}

}