Diff: rosgraph_msgs/TopicStatistics.h

Revision:

0:9e9b7db60fd5

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/rosgraph_msgs/TopicStatistics.h	Sat Dec 31 00:48:34 2016 +0000
@@ -0,0 +1,347 @@
+#ifndef _ROS_rosgraph_msgs_TopicStatistics_h
+#define _ROS_rosgraph_msgs_TopicStatistics_h
+
+#include <stdint.h>
+#include <string.h>
+#include <stdlib.h>
+#include "ros/msg.h"
+#include "ros/time.h"
+#include "ros/duration.h"
+
+namespace rosgraph_msgs
+{
+
+  class TopicStatistics : public ros::Msg
+  {
+    public:
+      typedef const char* _topic_type;
+      _topic_type topic;
+      typedef const char* _node_pub_type;
+      _node_pub_type node_pub;
+      typedef const char* _node_sub_type;
+      _node_sub_type node_sub;
+      typedef ros::Time _window_start_type;
+      _window_start_type window_start;
+      typedef ros::Time _window_stop_type;
+      _window_stop_type window_stop;
+      typedef int32_t _delivered_msgs_type;
+      _delivered_msgs_type delivered_msgs;
+      typedef int32_t _dropped_msgs_type;
+      _dropped_msgs_type dropped_msgs;
+      typedef int32_t _traffic_type;
+      _traffic_type traffic;
+      typedef ros::Duration _period_mean_type;
+      _period_mean_type period_mean;
+      typedef ros::Duration _period_stddev_type;
+      _period_stddev_type period_stddev;
+      typedef ros::Duration _period_max_type;
+      _period_max_type period_max;
+      typedef ros::Duration _stamp_age_mean_type;
+      _stamp_age_mean_type stamp_age_mean;
+      typedef ros::Duration _stamp_age_stddev_type;
+      _stamp_age_stddev_type stamp_age_stddev;
+      typedef ros::Duration _stamp_age_max_type;
+      _stamp_age_max_type stamp_age_max;
+
+    TopicStatistics():
+      topic(""),
+      node_pub(""),
+      node_sub(""),
+      window_start(),
+      window_stop(),
+      delivered_msgs(0),
+      dropped_msgs(0),
+      traffic(0),
+      period_mean(),
+      period_stddev(),
+      period_max(),
+      stamp_age_mean(),
+      stamp_age_stddev(),
+      stamp_age_max()
+    {
+    }
+
+    virtual int serialize(unsigned char *outbuffer) const
+    {
+      int offset = 0;
+      uint32_t length_topic = strlen(this->topic);
+      varToArr(outbuffer + offset, length_topic);
+      offset += 4;
+      memcpy(outbuffer + offset, this->topic, length_topic);
+      offset += length_topic;
+      uint32_t length_node_pub = strlen(this->node_pub);
+      varToArr(outbuffer + offset, length_node_pub);
+      offset += 4;
+      memcpy(outbuffer + offset, this->node_pub, length_node_pub);
+      offset += length_node_pub;
+      uint32_t length_node_sub = strlen(this->node_sub);
+      varToArr(outbuffer + offset, length_node_sub);
+      offset += 4;
+      memcpy(outbuffer + offset, this->node_sub, length_node_sub);
+      offset += length_node_sub;
+      *(outbuffer + offset + 0) = (this->window_start.sec >> (8 * 0)) & 0xFF;
+      *(outbuffer + offset + 1) = (this->window_start.sec >> (8 * 1)) & 0xFF;
+      *(outbuffer + offset + 2) = (this->window_start.sec >> (8 * 2)) & 0xFF;
+      *(outbuffer + offset + 3) = (this->window_start.sec >> (8 * 3)) & 0xFF;
+      offset += sizeof(this->window_start.sec);
+      *(outbuffer + offset + 0) = (this->window_start.nsec >> (8 * 0)) & 0xFF;
+      *(outbuffer + offset + 1) = (this->window_start.nsec >> (8 * 1)) & 0xFF;
+      *(outbuffer + offset + 2) = (this->window_start.nsec >> (8 * 2)) & 0xFF;
+      *(outbuffer + offset + 3) = (this->window_start.nsec >> (8 * 3)) & 0xFF;
+      offset += sizeof(this->window_start.nsec);
+      *(outbuffer + offset + 0) = (this->window_stop.sec >> (8 * 0)) & 0xFF;
+      *(outbuffer + offset + 1) = (this->window_stop.sec >> (8 * 1)) & 0xFF;
+      *(outbuffer + offset + 2) = (this->window_stop.sec >> (8 * 2)) & 0xFF;
+      *(outbuffer + offset + 3) = (this->window_stop.sec >> (8 * 3)) & 0xFF;
+      offset += sizeof(this->window_stop.sec);
+      *(outbuffer + offset + 0) = (this->window_stop.nsec >> (8 * 0)) & 0xFF;
+      *(outbuffer + offset + 1) = (this->window_stop.nsec >> (8 * 1)) & 0xFF;
+      *(outbuffer + offset + 2) = (this->window_stop.nsec >> (8 * 2)) & 0xFF;
+      *(outbuffer + offset + 3) = (this->window_stop.nsec >> (8 * 3)) & 0xFF;
+      offset += sizeof(this->window_stop.nsec);
+      union {
+        int32_t real;
+        uint32_t base;
+      } u_delivered_msgs;
+      u_delivered_msgs.real = this->delivered_msgs;
+      *(outbuffer + offset + 0) = (u_delivered_msgs.base >> (8 * 0)) & 0xFF;
+      *(outbuffer + offset + 1) = (u_delivered_msgs.base >> (8 * 1)) & 0xFF;
+      *(outbuffer + offset + 2) = (u_delivered_msgs.base >> (8 * 2)) & 0xFF;
+      *(outbuffer + offset + 3) = (u_delivered_msgs.base >> (8 * 3)) & 0xFF;
+      offset += sizeof(this->delivered_msgs);
+      union {
+        int32_t real;
+        uint32_t base;
+      } u_dropped_msgs;
+      u_dropped_msgs.real = this->dropped_msgs;
+      *(outbuffer + offset + 0) = (u_dropped_msgs.base >> (8 * 0)) & 0xFF;
+      *(outbuffer + offset + 1) = (u_dropped_msgs.base >> (8 * 1)) & 0xFF;
+      *(outbuffer + offset + 2) = (u_dropped_msgs.base >> (8 * 2)) & 0xFF;
+      *(outbuffer + offset + 3) = (u_dropped_msgs.base >> (8 * 3)) & 0xFF;
+      offset += sizeof(this->dropped_msgs);
+      union {
+        int32_t real;
+        uint32_t base;
+      } u_traffic;
+      u_traffic.real = this->traffic;
+      *(outbuffer + offset + 0) = (u_traffic.base >> (8 * 0)) & 0xFF;
+      *(outbuffer + offset + 1) = (u_traffic.base >> (8 * 1)) & 0xFF;
+      *(outbuffer + offset + 2) = (u_traffic.base >> (8 * 2)) & 0xFF;
+      *(outbuffer + offset + 3) = (u_traffic.base >> (8 * 3)) & 0xFF;
+      offset += sizeof(this->traffic);
+      *(outbuffer + offset + 0) = (this->period_mean.sec >> (8 * 0)) & 0xFF;
+      *(outbuffer + offset + 1) = (this->period_mean.sec >> (8 * 1)) & 0xFF;
+      *(outbuffer + offset + 2) = (this->period_mean.sec >> (8 * 2)) & 0xFF;
+      *(outbuffer + offset + 3) = (this->period_mean.sec >> (8 * 3)) & 0xFF;
+      offset += sizeof(this->period_mean.sec);
+      *(outbuffer + offset + 0) = (this->period_mean.nsec >> (8 * 0)) & 0xFF;
+      *(outbuffer + offset + 1) = (this->period_mean.nsec >> (8 * 1)) & 0xFF;
+      *(outbuffer + offset + 2) = (this->period_mean.nsec >> (8 * 2)) & 0xFF;
+      *(outbuffer + offset + 3) = (this->period_mean.nsec >> (8 * 3)) & 0xFF;
+      offset += sizeof(this->period_mean.nsec);
+      *(outbuffer + offset + 0) = (this->period_stddev.sec >> (8 * 0)) & 0xFF;
+      *(outbuffer + offset + 1) = (this->period_stddev.sec >> (8 * 1)) & 0xFF;
+      *(outbuffer + offset + 2) = (this->period_stddev.sec >> (8 * 2)) & 0xFF;
+      *(outbuffer + offset + 3) = (this->period_stddev.sec >> (8 * 3)) & 0xFF;
+      offset += sizeof(this->period_stddev.sec);
+      *(outbuffer + offset + 0) = (this->period_stddev.nsec >> (8 * 0)) & 0xFF;
+      *(outbuffer + offset + 1) = (this->period_stddev.nsec >> (8 * 1)) & 0xFF;
+      *(outbuffer + offset + 2) = (this->period_stddev.nsec >> (8 * 2)) & 0xFF;
+      *(outbuffer + offset + 3) = (this->period_stddev.nsec >> (8 * 3)) & 0xFF;
+      offset += sizeof(this->period_stddev.nsec);
+      *(outbuffer + offset + 0) = (this->period_max.sec >> (8 * 0)) & 0xFF;
+      *(outbuffer + offset + 1) = (this->period_max.sec >> (8 * 1)) & 0xFF;
+      *(outbuffer + offset + 2) = (this->period_max.sec >> (8 * 2)) & 0xFF;
+      *(outbuffer + offset + 3) = (this->period_max.sec >> (8 * 3)) & 0xFF;
+      offset += sizeof(this->period_max.sec);
+      *(outbuffer + offset + 0) = (this->period_max.nsec >> (8 * 0)) & 0xFF;
+      *(outbuffer + offset + 1) = (this->period_max.nsec >> (8 * 1)) & 0xFF;
+      *(outbuffer + offset + 2) = (this->period_max.nsec >> (8 * 2)) & 0xFF;
+      *(outbuffer + offset + 3) = (this->period_max.nsec >> (8 * 3)) & 0xFF;
+      offset += sizeof(this->period_max.nsec);
+      *(outbuffer + offset + 0) = (this->stamp_age_mean.sec >> (8 * 0)) & 0xFF;
+      *(outbuffer + offset + 1) = (this->stamp_age_mean.sec >> (8 * 1)) & 0xFF;
+      *(outbuffer + offset + 2) = (this->stamp_age_mean.sec >> (8 * 2)) & 0xFF;
+      *(outbuffer + offset + 3) = (this->stamp_age_mean.sec >> (8 * 3)) & 0xFF;
+      offset += sizeof(this->stamp_age_mean.sec);
+      *(outbuffer + offset + 0) = (this->stamp_age_mean.nsec >> (8 * 0)) & 0xFF;
+      *(outbuffer + offset + 1) = (this->stamp_age_mean.nsec >> (8 * 1)) & 0xFF;
+      *(outbuffer + offset + 2) = (this->stamp_age_mean.nsec >> (8 * 2)) & 0xFF;
+      *(outbuffer + offset + 3) = (this->stamp_age_mean.nsec >> (8 * 3)) & 0xFF;
+      offset += sizeof(this->stamp_age_mean.nsec);
+      *(outbuffer + offset + 0) = (this->stamp_age_stddev.sec >> (8 * 0)) & 0xFF;
+      *(outbuffer + offset + 1) = (this->stamp_age_stddev.sec >> (8 * 1)) & 0xFF;
+      *(outbuffer + offset + 2) = (this->stamp_age_stddev.sec >> (8 * 2)) & 0xFF;
+      *(outbuffer + offset + 3) = (this->stamp_age_stddev.sec >> (8 * 3)) & 0xFF;
+      offset += sizeof(this->stamp_age_stddev.sec);
+      *(outbuffer + offset + 0) = (this->stamp_age_stddev.nsec >> (8 * 0)) & 0xFF;
+      *(outbuffer + offset + 1) = (this->stamp_age_stddev.nsec >> (8 * 1)) & 0xFF;
+      *(outbuffer + offset + 2) = (this->stamp_age_stddev.nsec >> (8 * 2)) & 0xFF;
+      *(outbuffer + offset + 3) = (this->stamp_age_stddev.nsec >> (8 * 3)) & 0xFF;
+      offset += sizeof(this->stamp_age_stddev.nsec);
+      *(outbuffer + offset + 0) = (this->stamp_age_max.sec >> (8 * 0)) & 0xFF;
+      *(outbuffer + offset + 1) = (this->stamp_age_max.sec >> (8 * 1)) & 0xFF;
+      *(outbuffer + offset + 2) = (this->stamp_age_max.sec >> (8 * 2)) & 0xFF;
+      *(outbuffer + offset + 3) = (this->stamp_age_max.sec >> (8 * 3)) & 0xFF;
+      offset += sizeof(this->stamp_age_max.sec);
+      *(outbuffer + offset + 0) = (this->stamp_age_max.nsec >> (8 * 0)) & 0xFF;
+      *(outbuffer + offset + 1) = (this->stamp_age_max.nsec >> (8 * 1)) & 0xFF;
+      *(outbuffer + offset + 2) = (this->stamp_age_max.nsec >> (8 * 2)) & 0xFF;
+      *(outbuffer + offset + 3) = (this->stamp_age_max.nsec >> (8 * 3)) & 0xFF;
+      offset += sizeof(this->stamp_age_max.nsec);
+      return offset;
+    }
+
+    virtual int deserialize(unsigned char *inbuffer)
+    {
+      int offset = 0;
+      uint32_t length_topic;
+      arrToVar(length_topic, (inbuffer + offset));
+      offset += 4;
+      for(unsigned int k= offset; k< offset+length_topic; ++k){
+          inbuffer[k-1]=inbuffer[k];
+      }
+      inbuffer[offset+length_topic-1]=0;
+      this->topic = (char *)(inbuffer + offset-1);
+      offset += length_topic;
+      uint32_t length_node_pub;
+      arrToVar(length_node_pub, (inbuffer + offset));
+      offset += 4;
+      for(unsigned int k= offset; k< offset+length_node_pub; ++k){
+          inbuffer[k-1]=inbuffer[k];
+      }
+      inbuffer[offset+length_node_pub-1]=0;
+      this->node_pub = (char *)(inbuffer + offset-1);
+      offset += length_node_pub;
+      uint32_t length_node_sub;
+      arrToVar(length_node_sub, (inbuffer + offset));
+      offset += 4;
+      for(unsigned int k= offset; k< offset+length_node_sub; ++k){
+          inbuffer[k-1]=inbuffer[k];
+      }
+      inbuffer[offset+length_node_sub-1]=0;
+      this->node_sub = (char *)(inbuffer + offset-1);
+      offset += length_node_sub;
+      this->window_start.sec =  ((uint32_t) (*(inbuffer + offset)));
+      this->window_start.sec |= ((uint32_t) (*(inbuffer + offset + 1))) << (8 * 1);
+      this->window_start.sec |= ((uint32_t) (*(inbuffer + offset + 2))) << (8 * 2);
+      this->window_start.sec |= ((uint32_t) (*(inbuffer + offset + 3))) << (8 * 3);
+      offset += sizeof(this->window_start.sec);
+      this->window_start.nsec =  ((uint32_t) (*(inbuffer + offset)));
+      this->window_start.nsec |= ((uint32_t) (*(inbuffer + offset + 1))) << (8 * 1);
+      this->window_start.nsec |= ((uint32_t) (*(inbuffer + offset + 2))) << (8 * 2);
+      this->window_start.nsec |= ((uint32_t) (*(inbuffer + offset + 3))) << (8 * 3);
+      offset += sizeof(this->window_start.nsec);
+      this->window_stop.sec =  ((uint32_t) (*(inbuffer + offset)));
+      this->window_stop.sec |= ((uint32_t) (*(inbuffer + offset + 1))) << (8 * 1);
+      this->window_stop.sec |= ((uint32_t) (*(inbuffer + offset + 2))) << (8 * 2);
+      this->window_stop.sec |= ((uint32_t) (*(inbuffer + offset + 3))) << (8 * 3);
+      offset += sizeof(this->window_stop.sec);
+      this->window_stop.nsec =  ((uint32_t) (*(inbuffer + offset)));
+      this->window_stop.nsec |= ((uint32_t) (*(inbuffer + offset + 1))) << (8 * 1);
+      this->window_stop.nsec |= ((uint32_t) (*(inbuffer + offset + 2))) << (8 * 2);
+      this->window_stop.nsec |= ((uint32_t) (*(inbuffer + offset + 3))) << (8 * 3);
+      offset += sizeof(this->window_stop.nsec);
+      union {
+        int32_t real;
+        uint32_t base;
+      } u_delivered_msgs;
+      u_delivered_msgs.base = 0;
+      u_delivered_msgs.base |= ((uint32_t) (*(inbuffer + offset + 0))) << (8 * 0);
+      u_delivered_msgs.base |= ((uint32_t) (*(inbuffer + offset + 1))) << (8 * 1);
+      u_delivered_msgs.base |= ((uint32_t) (*(inbuffer + offset + 2))) << (8 * 2);
+      u_delivered_msgs.base |= ((uint32_t) (*(inbuffer + offset + 3))) << (8 * 3);
+      this->delivered_msgs = u_delivered_msgs.real;
+      offset += sizeof(this->delivered_msgs);
+      union {
+        int32_t real;
+        uint32_t base;
+      } u_dropped_msgs;
+      u_dropped_msgs.base = 0;
+      u_dropped_msgs.base |= ((uint32_t) (*(inbuffer + offset + 0))) << (8 * 0);
+      u_dropped_msgs.base |= ((uint32_t) (*(inbuffer + offset + 1))) << (8 * 1);
+      u_dropped_msgs.base |= ((uint32_t) (*(inbuffer + offset + 2))) << (8 * 2);
+      u_dropped_msgs.base |= ((uint32_t) (*(inbuffer + offset + 3))) << (8 * 3);
+      this->dropped_msgs = u_dropped_msgs.real;
+      offset += sizeof(this->dropped_msgs);
+      union {
+        int32_t real;
+        uint32_t base;
+      } u_traffic;
+      u_traffic.base = 0;
+      u_traffic.base |= ((uint32_t) (*(inbuffer + offset + 0))) << (8 * 0);
+      u_traffic.base |= ((uint32_t) (*(inbuffer + offset + 1))) << (8 * 1);
+      u_traffic.base |= ((uint32_t) (*(inbuffer + offset + 2))) << (8 * 2);
+      u_traffic.base |= ((uint32_t) (*(inbuffer + offset + 3))) << (8 * 3);
+      this->traffic = u_traffic.real;
+      offset += sizeof(this->traffic);
+      this->period_mean.sec =  ((uint32_t) (*(inbuffer + offset)));
+      this->period_mean.sec |= ((uint32_t) (*(inbuffer + offset + 1))) << (8 * 1);
+      this->period_mean.sec |= ((uint32_t) (*(inbuffer + offset + 2))) << (8 * 2);
+      this->period_mean.sec |= ((uint32_t) (*(inbuffer + offset + 3))) << (8 * 3);
+      offset += sizeof(this->period_mean.sec);
+      this->period_mean.nsec =  ((uint32_t) (*(inbuffer + offset)));
+      this->period_mean.nsec |= ((uint32_t) (*(inbuffer + offset + 1))) << (8 * 1);
+      this->period_mean.nsec |= ((uint32_t) (*(inbuffer + offset + 2))) << (8 * 2);
+      this->period_mean.nsec |= ((uint32_t) (*(inbuffer + offset + 3))) << (8 * 3);
+      offset += sizeof(this->period_mean.nsec);
+      this->period_stddev.sec =  ((uint32_t) (*(inbuffer + offset)));
+      this->period_stddev.sec |= ((uint32_t) (*(inbuffer + offset + 1))) << (8 * 1);
+      this->period_stddev.sec |= ((uint32_t) (*(inbuffer + offset + 2))) << (8 * 2);
+      this->period_stddev.sec |= ((uint32_t) (*(inbuffer + offset + 3))) << (8 * 3);
+      offset += sizeof(this->period_stddev.sec);
+      this->period_stddev.nsec =  ((uint32_t) (*(inbuffer + offset)));
+      this->period_stddev.nsec |= ((uint32_t) (*(inbuffer + offset + 1))) << (8 * 1);
+      this->period_stddev.nsec |= ((uint32_t) (*(inbuffer + offset + 2))) << (8 * 2);
+      this->period_stddev.nsec |= ((uint32_t) (*(inbuffer + offset + 3))) << (8 * 3);
+      offset += sizeof(this->period_stddev.nsec);
+      this->period_max.sec =  ((uint32_t) (*(inbuffer + offset)));
+      this->period_max.sec |= ((uint32_t) (*(inbuffer + offset + 1))) << (8 * 1);
+      this->period_max.sec |= ((uint32_t) (*(inbuffer + offset + 2))) << (8 * 2);
+      this->period_max.sec |= ((uint32_t) (*(inbuffer + offset + 3))) << (8 * 3);
+      offset += sizeof(this->period_max.sec);
+      this->period_max.nsec =  ((uint32_t) (*(inbuffer + offset)));
+      this->period_max.nsec |= ((uint32_t) (*(inbuffer + offset + 1))) << (8 * 1);
+      this->period_max.nsec |= ((uint32_t) (*(inbuffer + offset + 2))) << (8 * 2);
+      this->period_max.nsec |= ((uint32_t) (*(inbuffer + offset + 3))) << (8 * 3);
+      offset += sizeof(this->period_max.nsec);
+      this->stamp_age_mean.sec =  ((uint32_t) (*(inbuffer + offset)));
+      this->stamp_age_mean.sec |= ((uint32_t) (*(inbuffer + offset + 1))) << (8 * 1);
+      this->stamp_age_mean.sec |= ((uint32_t) (*(inbuffer + offset + 2))) << (8 * 2);
+      this->stamp_age_mean.sec |= ((uint32_t) (*(inbuffer + offset + 3))) << (8 * 3);
+      offset += sizeof(this->stamp_age_mean.sec);
+      this->stamp_age_mean.nsec =  ((uint32_t) (*(inbuffer + offset)));
+      this->stamp_age_mean.nsec |= ((uint32_t) (*(inbuffer + offset + 1))) << (8 * 1);
+      this->stamp_age_mean.nsec |= ((uint32_t) (*(inbuffer + offset + 2))) << (8 * 2);
+      this->stamp_age_mean.nsec |= ((uint32_t) (*(inbuffer + offset + 3))) << (8 * 3);
+      offset += sizeof(this->stamp_age_mean.nsec);
+      this->stamp_age_stddev.sec =  ((uint32_t) (*(inbuffer + offset)));
+      this->stamp_age_stddev.sec |= ((uint32_t) (*(inbuffer + offset + 1))) << (8 * 1);
+      this->stamp_age_stddev.sec |= ((uint32_t) (*(inbuffer + offset + 2))) << (8 * 2);
+      this->stamp_age_stddev.sec |= ((uint32_t) (*(inbuffer + offset + 3))) << (8 * 3);
+      offset += sizeof(this->stamp_age_stddev.sec);
+      this->stamp_age_stddev.nsec =  ((uint32_t) (*(inbuffer + offset)));
+      this->stamp_age_stddev.nsec |= ((uint32_t) (*(inbuffer + offset + 1))) << (8 * 1);
+      this->stamp_age_stddev.nsec |= ((uint32_t) (*(inbuffer + offset + 2))) << (8 * 2);
+      this->stamp_age_stddev.nsec |= ((uint32_t) (*(inbuffer + offset + 3))) << (8 * 3);
+      offset += sizeof(this->stamp_age_stddev.nsec);
+      this->stamp_age_max.sec =  ((uint32_t) (*(inbuffer + offset)));
+      this->stamp_age_max.sec |= ((uint32_t) (*(inbuffer + offset + 1))) << (8 * 1);
+      this->stamp_age_max.sec |= ((uint32_t) (*(inbuffer + offset + 2))) << (8 * 2);
+      this->stamp_age_max.sec |= ((uint32_t) (*(inbuffer + offset + 3))) << (8 * 3);
+      offset += sizeof(this->stamp_age_max.sec);
+      this->stamp_age_max.nsec =  ((uint32_t) (*(inbuffer + offset)));
+      this->stamp_age_max.nsec |= ((uint32_t) (*(inbuffer + offset + 1))) << (8 * 1);
+      this->stamp_age_max.nsec |= ((uint32_t) (*(inbuffer + offset + 2))) << (8 * 2);
+      this->stamp_age_max.nsec |= ((uint32_t) (*(inbuffer + offset + 3))) << (8 * 3);
+      offset += sizeof(this->stamp_age_max.nsec);
+     return offset;
+    }
+
+    const char * getType(){ return "rosgraph_msgs/TopicStatistics"; };
+    const char * getMD5(){ return "10152ed868c5097a5e2e4a89d7daa710"; };
+
+  };
+
+}
+#endif
\ No newline at end of file