添加一些基本类

2023-11-21 20:28:23 +08:00
commit b1b69d307f
21 changed files with 1453 additions and 0 deletions
--- a/base/crc.cpp
+++ b/base/crc.cpp
@@ -0,0 +1,192 @@
+#include "crc.h"
+#include <QDebug>
+#include "QString"
+
+
+crc::crc()
+{
+
+}
+
+uint8_t crc::crc8(uint8_t *Ptr,uint8_t num)
+{
+
+    uint8_t crc = 0;
+    uint16_t j,i;
+
+    for (j = 0; j < num; j++)
+    {
+        crc ^= *(Ptr+j);
+        for ( i = 0; i < 8; i++)
+        {
+            if ((crc & 0x01) != 0)
+            {
+                crc >>= 1;
+                crc ^= 0x8c;
+            }
+            else
+            {
+                crc >>= 1;
+            }
+        }
+    }
+    return crc;
+
+}
+
+
+
+
+ void crc::crc16(uint8_t *data, int offset, int len,uint8_t *lb,uint8_t *hb)
+{
+    if (len > 0)
+    {
+        uint16_t crc = 0xFFFF;
+        int i = offset;
+        for (; i < len; i++)
+        {
+            crc = (uint16_t)(crc ^ (data[i]));
+            for (int j = 0; j < 8; j++)
+            {
+                crc = (crc & 1) != 0 ? (uint16_t)((crc >> 1) ^ 0xA001) : (uint16_t)(crc >> 1);
+            }
+        }
+        uint8_t hi = (uint8_t)((crc & 0xFF00) >> 8); //高位置
+        uint8_t lo = (uint8_t)(crc & 0x00FF); //低位置
+        *lb=lo;*hb=hi;
+    }
+}
+
+
+int8_t crc::CheckSumCode(uint8_t CODEMODE, uint8_t *pBuffer, uint16_t Len, uint16_t offset, uint8_t *CHKA, uint8_t *CHKB)
+{
+    uint16_t i = 0;
+    uint8_t _CHKA = 0x00,_CHKB = 0x00;
+
+
+    for(i=offset;i<Len;i++)
+    {
+        _CHKA += pBuffer[i];
+        _CHKB +=_CHKA;
+    }
+    if(CODEMODE==DECODE){
+        if(_CHKA!=*CHKA)
+            return -1;
+        if(_CHKB!=*CHKB)
+            return -2;
+    }
+    else{
+        *CHKA = _CHKA;
+
+        *CHKB = _CHKB;
+    }
+    return 0;
+}
+
+int crc::CheckSumCode(uint8_t CODEMODE, QByteArray pBuffer, uint16_t Len, uint16_t offset, uint8_t *CHKA, uint8_t *CHKB)
+{
+    uint16_t i = 0;
+    uint8_t _CHKA = 0x00,_CHKB = 0x00;
+
+
+    for(i=offset;i<Len;i++)
+    {
+        _CHKA += pBuffer[i];
+        _CHKB +=_CHKA;
+    }
+    if(CODEMODE==DECODE){
+        if(_CHKA!=*CHKA)
+            return -1;
+        if(_CHKB!=*CHKB)
+            return -2;
+    }
+    else{
+        *CHKA = _CHKA;
+
+        *CHKB = _CHKB;
+    }
+    return 0;
+}
+
+
+
+QString crc::byte_array_to_string(QByteArray data)
+{
+    QString ret(data.toHex().toUpper());
+    int len = ret.length()/2;
+    for(int i=1;i<len;i++)
+    {
+        ret.insert(2*i+i-1," ");
+    }
+
+    return ret;
+}
+
+
+// u16转为整形
+QString crc::byte_array_to_int_string(QByteArray data)
+{
+    QString str;
+    int len = data.size()/2;
+    for(int i=0;i<len;i++)
+    {
+        str.append(QString::number(data[i*2]|(data[i*2+1]<<8),10));
+        str.append(',');
+    }
+
+    return str;
+}
+
+
+
+
+uint32_t crc::crc32(const QByteArray &data_buf)
+{
+       uint32_t temp,crc = 0xFFFFFFFF;
+       int i,j;
+       i = 0;
+       ConverBuf cov;
+       if((data_buf.size() %4) != 0)
+       {
+           return 0;
+       }
+       while(i<data_buf.size())
+       {
+           cov.c_databuf[0] = data_buf[i++];
+           cov.c_databuf[1] = data_buf[i++];
+           cov.c_databuf[2] = data_buf[i++];
+           cov.c_databuf[3] = data_buf[i++];
+           temp = cov.ul_data;
+           for(j=0; j<32; j++)
+           {
+                if( (crc ^ temp) & 0x80000000 )
+                {
+                    crc = 0x04C11DB7 ^(crc<<1);
+                }
+                else
+                {
+                    crc <<=1;
+                }
+                temp<<=1;
+           }
+           crc&=0xFFFFFFFF;
+       }
+       return crc;
+}
+
+
+QString crc::uint8_array_to_string(uint8_t * buf,int len)
+{
+    QString temp,msg;
+    int j = 0;
+
+    while (j<len)
+    {
+        temp = QString("%1 ").arg((int)buf[j], 2, 16, QLatin1Char('0'));
+        msg.append(temp);
+        j++;
+    }
+
+    return msg;
+}
+