JZsdk_FrameComParsion.c
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#include <stdio.h>
#include "./JZsdk_FrameComparsion.h"
#include "../JZsdk_Code/JZsdk_Code.h"
/*************************
*
* 获取帧的序列号
*
* ***************************/
int JZsdk_Get_FrameSequence(char *DealBuf)
{
return DealBuf[6];
}
/***************************
* 、
*
* 帧校对 获取功能
*
*
* ***********************/
int JZsdk_FrameComparsion(char *getdata, int len)
{
//1、判断是否是5A帧
if (getdata[0] == 0x5A && getdata[1] == 0x5A && getdata[2] == 0x77)
{
printf("JZsdk_FrameComparsion:5A帧\n");
return JZsdk_5AFrameComparsion(getdata, len);
}
//2、判断是否是5B帧
if (getdata[0] == 0x5b && getdata[1] == 0x5b && getdata[2] == 0x77)
{
printf("JZsdk_FrameComparsion:5B帧\n");
return JZsdk_5BFrameComparsion(getdata, len);
}
//3、判断是否是6A帧
if (getdata[0] == 0x6A && getdata[1] == 0x6A && getdata[2] == 0x77)
{
printf("JZsdk_FrameComparsion:6A帧\n");
return JZsdk_6AFrameComparsion(getdata, len);
}
//4、判断是否是6B帧
if (getdata[0] == 0x6b && getdata[1] == 0x6b && getdata[2] == 0x77)
{
printf("JZsdk_FrameComparsion:6B帧\n");
return JZsdk_6BFrameComparsion(getdata, len);
}
//判断帧头帧尾
if (
( (getdata[0]!= 0x5a) && (getdata[1] != 0x5a) && (getdata[2]!=0x77) )
|| ( (getdata[len -2]!= 0x00) && (getdata[ len -1] != 0x23) )
)
{
printf("接受到的帧,没有帧头或者帧尾,退出recv帧判断函数\n");
return JZ_ERROR_SYSTEM_FRAME_ERROR;
}
}