Diff: AruFraming.cpp

Revision:

0:64967b7043c2

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/AruFraming.cpp	Tue Aug 06 12:59:05 2019 +0000
@@ -0,0 +1,156 @@
+#include "mbed.h"
+#include "AruFraming.h"
+//#include <stdio.h>
+//#include <algorithm>
+
+AruFraming::AruFraming()
+{
+
+}
+
+AruFraming::~AruFraming()
+{
+
+}
+
+std::string ConvertInt(int data)
+{
+    char c[8];
+    sprintf(c,"%X", data);
+    return c;
+}
+
+void AruFraming::ProcessFromAru(const std::vector<int> &stream)
+{
+    AruFrm f;
+    if(stream[0] != 0x02)return;
+
+    f.Identifier = stream[1];
+
+    switch(f.Identifier)
+    {
+        case 'e':
+        case 'i':
+        case 'r':
+        case 'v':
+        case 'n': {
+            unsigned int byteCnt = find(stream.begin(), stream.end(), /*'*'*/0x03) - stream.begin();
+
+            if (byteCnt < stream.size())
+            {
+                for(unsigned int i=2; i<byteCnt; i++)
+                {
+                    f.Data.push_back(stream[i]);
+                }
+            }
+            else
+            {
+                return;
+            }
+            break;
+        }
+        case 'a':
+        case 'c':
+        case 't':
+        case 's':{
+            f.Data.clear();
+            break;
+        }
+        default :
+            return;
+    }
+    RCV_QUE.push(f);
+}
+
+std::vector<int> AruFraming::CreateFrame(const AruFrm &f)
+{
+    std::vector<int> result;
+
+    result.push_back(0x02);
+    result.push_back(f.Identifier);
+
+    int sz = f.Data.size();
+    if(sz > 0)
+    {
+        for(int i=0; i<sz; i++)
+        {
+            result.push_back(f.Data[i] & 0x0FF);
+        }
+    }
+
+    result.push_back(0x03);
+
+    unsigned int LRC = CRC16(result);
+    std::string ret = ConvertInt(LRC);
+    std::string res = ConvertInt(LRC);
+
+    result.push_back((int)res[2] & 0x0FF);
+    result.push_back((int)res[3] & 0x0FF);
+    result.push_back((int)res[0] & 0x0FF);
+    result.push_back((int)res[1] & 0x0FF);
+
+    return result;
+}
+
+/* Table of CRC values for high–order byte  */
+unsigned int AruFraming::auchCRCHi[] = {
+0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81,
+0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
+0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01,
+0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
+0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81,
+0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0,
+0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01,
+0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
+0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81,
+0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
+0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01,
+0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
+0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81,
+0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0,
+0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01,
+0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
+0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81,
+0x40
+} ;
+
+/* Table of CRC values for low–order byte  */
+unsigned int AruFraming::auchCRCLo[] = {
+0x00, 0xC0, 0xC1, 0x01, 0xC3, 0x03, 0x02, 0xC2, 0xC6, 0x06, 0x07, 0xC7, 0x05, 0xC5, 0xC4,
+0x04, 0xCC, 0x0C, 0x0D, 0xCD, 0x0F, 0xCF, 0xCE, 0x0E, 0x0A, 0xCA, 0xCB, 0x0B, 0xC9, 0x09,
+0x08, 0xC8, 0xD8, 0x18, 0x19, 0xD9, 0x1B, 0xDB, 0xDA, 0x1A, 0x1E, 0xDE, 0xDF, 0x1F, 0xDD,
+0x1D, 0x1C, 0xDC, 0x14, 0xD4, 0xD5, 0x15, 0xD7, 0x17, 0x16, 0xD6, 0xD2, 0x12, 0x13, 0xD3,
+0x11, 0xD1, 0xD0, 0x10, 0xF0, 0x30, 0x31, 0xF1, 0x33, 0xF3, 0xF2, 0x32, 0x36, 0xF6, 0xF7,
+0x37, 0xF5, 0x35, 0x34, 0xF4, 0x3C, 0xFC, 0xFD, 0x3D, 0xFF, 0x3F, 0x3E, 0xFE, 0xFA, 0x3A,
+0x3B, 0xFB, 0x39, 0xF9, 0xF8, 0x38, 0x28, 0xE8, 0xE9, 0x29, 0xEB, 0x2B, 0x2A, 0xEA, 0xEE,
+0x2E, 0x2F, 0xEF, 0x2D, 0xED, 0xEC, 0x2C, 0xE4, 0x24, 0x25, 0xE5, 0x27, 0xE7, 0xE6, 0x26,
+0x22, 0xE2, 0xE3, 0x23, 0xE1, 0x21, 0x20, 0xE0, 0xA0, 0x60, 0x61, 0xA1, 0x63, 0xA3, 0xA2,
+0x62, 0x66, 0xA6, 0xA7, 0x67, 0xA5, 0x65, 0x64, 0xA4, 0x6C, 0xAC, 0xAD, 0x6D, 0xAF, 0x6F,
+0x6E, 0xAE, 0xAA, 0x6A, 0x6B, 0xAB, 0x69, 0xA9, 0xA8, 0x68, 0x78, 0xB8, 0xB9, 0x79, 0xBB,
+0x7B, 0x7A, 0xBA, 0xBE, 0x7E, 0x7F, 0xBF, 0x7D, 0xBD, 0xBC, 0x7C, 0xB4, 0x74, 0x75, 0xB5,
+0x77, 0xB7, 0xB6, 0x76, 0x72, 0xB2, 0xB3, 0x73, 0xB1, 0x71, 0x70, 0xB0, 0x50, 0x90, 0x91,
+0x51, 0x93, 0x53, 0x52, 0x92, 0x96, 0x56, 0x57, 0x97, 0x55, 0x95, 0x94, 0x54, 0x9C, 0x5C,
+0x5D, 0x9D, 0x5F, 0x9F, 0x9E, 0x5E, 0x5A, 0x9A, 0x9B, 0x5B, 0x99, 0x59, 0x58, 0x98, 0x88,
+0x48, 0x49, 0x89, 0x4B, 0x8B, 0x8A, 0x4A, 0x4E, 0x8E, 0x8F, 0x4F, 0x8D, 0x4D, 0x4C, 0x8C,
+0x44, 0x84, 0x85, 0x45, 0x87, 0x47, 0x46, 0x86, 0x82, 0x42, 0x43, 0x83, 0x41, 0x81, 0x80,
+0x40
+} ;
+
+unsigned int AruFraming::CRC16(const std::vector<int> &puchMsg)
+{
+    unsigned int uchCRCHi = 0x0FF ; /* high byte of CRC initialized */
+    unsigned int uchCRCLo = 0x0FF ; /* low byte of CRC initialized */
+    unsigned int uIndex ; /* will index into CRC lookup table */
+
+    int ptr = 0;
+    int usDataLen = (int)puchMsg.size();
+    while (usDataLen > 0) /* pass through message buffer */
+    {
+        usDataLen--;
+
+        uIndex = uchCRCHi ^ (unsigned int)puchMsg[ptr++] ; /* calculate the CRC */
+        uchCRCHi = uchCRCLo ^ auchCRCHi[uIndex];
+        uchCRCLo = auchCRCLo[uIndex];
+    }
+    return (uchCRCHi << 8 | uchCRCLo);
+}