From fe846caaa5a0fbfa417fba266b6192ae4c13aec0 Mon Sep 17 00:00:00 2001
From: lishu <lishu@iie.ac.cn>
Date: Wed, 5 Dec 2018 19:26:56 +0800
Subject: create http project

---
 src/field_stat.cpp | 105 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 src/field_stat.cpp

(limited to 'src/field_stat.cpp')

diff --git a/src/field_stat.cpp b/src/field_stat.cpp
new file mode 100644
index 0000000..2fc7920
--- /dev/null
+++ b/src/field_stat.cpp
@@ -0,0 +1,105 @@
+#include "field_stat.h"
+#include <stdio.h>
+#include <time.h>
+#include <unistd.h>
+#include <string.h>
+#include <stdlib.h>
+#include <pthread.h>
+#define	MAX_STAT_FIELD_NUM	256
+#define	FIELD_PER_LINE		8
+struct stat_field_t
+{
+	char	*filed_name;
+	long long current_value;
+	long long last_output_value;
+};
+struct screen_stat_space_t
+{
+	int stat_cycle;
+	int screen_print_trigger;
+	FILE* fp;
+	struct stat_field_t stat_array[MAX_STAT_FIELD_NUM];
+	int inuse_num;
+};
+void *thread_screen_print(void *arg)
+{
+	struct screen_stat_space_t* handle=(struct screen_stat_space_t*)arg;
+	int i=0,j=0;
+	long long differenc_valule;
+	time_t now;
+	char print_buf[1024*64]={0};
+	char*pos=NULL;
+	while(1)
+	{
+		now=time(NULL);
+		pos=print_buf;
+		pos+=snprintf(pos,sizeof(print_buf)-(pos-print_buf),"=====================================================%s",ctime(&now));
+		while(i<handle->inuse_num)
+		{
+			pos+=snprintf(pos,sizeof(print_buf)-(pos-print_buf),"\t");
+			for(j=0;j<FIELD_PER_LINE&&i+j<handle->inuse_num;j++)
+			{
+				pos+=snprintf(pos,sizeof(print_buf)-(pos-print_buf),"%10s\t",handle->stat_array[i+j].filed_name);
+			}
+			pos+=snprintf(pos,sizeof(print_buf)-(pos-print_buf),"\nsum\t");
+			for(j=0;j<FIELD_PER_LINE&&i+j<handle->inuse_num;j++)
+			{
+				pos+=snprintf(pos,sizeof(print_buf)-(pos-print_buf),"%10lld\t",handle->stat_array[i+j].current_value);	
+			}
+			pos+=snprintf(pos,sizeof(print_buf)-(pos-print_buf),"\nspeed/s\t");
+			for(j=0;j<FIELD_PER_LINE&&i+j<handle->inuse_num;j++)
+			{
+				differenc_valule=handle->stat_array[i+j].current_value-handle->stat_array[i+j].last_output_value;
+				handle->stat_array[i+j].last_output_value=handle->stat_array[i+j].current_value;
+				pos+=snprintf(pos,sizeof(print_buf)-(pos-print_buf),"%10lld\t",differenc_valule/handle->stat_cycle);	
+			}
+			i+=j;
+			pos+=snprintf(pos,sizeof(print_buf)-(pos-print_buf),"\n");
+		}
+		fprintf(handle->fp,"%s",print_buf);
+		i=0;
+		sleep(handle->stat_cycle);
+	}
+	return NULL;
+}
+screen_stat_handle_t init_screen_stat(FILE* output_fp,int stat_cycle,int screen_print_trigger)
+{
+	struct screen_stat_space_t* handle=(struct screen_stat_space_t*)calloc(sizeof(struct screen_stat_space_t),1);
+	handle->fp=output_fp;
+	handle->stat_cycle=stat_cycle;
+	handle->screen_print_trigger=screen_print_trigger;
+	pthread_t cfg_mon_t;
+	if(handle->screen_print_trigger==1)
+	{
+		pthread_create(&cfg_mon_t, NULL, thread_screen_print, (void*)handle);
+	}
+	return handle;
+}
+
+int stat_field_register(screen_stat_handle_t handle,const char* field_name)
+{
+	struct screen_stat_space_t* _handle=(struct screen_stat_space_t*)handle;
+	int idx=_handle->inuse_num++;
+	_handle->stat_array[idx].filed_name=(char*)calloc(strlen(field_name)+1,1);
+	memcpy(_handle->stat_array[idx].filed_name,field_name,strlen(field_name));
+	return idx;
+}
+
+int stat_field_operation(screen_stat_handle_t handle,int field_id,int operation,long long value)
+{
+	struct screen_stat_space_t* _handle=(struct screen_stat_space_t*)handle;
+	switch(operation)
+	{
+		case	FS_OP_TYPE_ADD:
+			_handle->stat_array[field_id].current_value+=value;
+			break;
+		case	FS_OP_TYPE_SET:
+			_handle->stat_array[field_id].current_value=value;
+			break;	
+		default:
+			return -1;
+			break;
+	}
+	return 0;
+}
+   
-- 
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