void TCPIP_HTTP_Print_serial(HTTP_CONN_HANDLE connHandle)
{
    char serialnumber[13];
    //SerialToString(serialnumber);
    TCPIP_TCP_StringPut(TCPIP_HTTP_CurrentConnectionSocketGet(connHandle), (const uint8_t *)serialnumber);
}


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#include "app.h"

char* SerialToString(char* str);

char* ValueToAscii(char* str, char value) {
  char* ptr = str;
  ptr[0] = btohexa_high(value);
  ptr[1] = btohexa_low(value);
  return ptr += 2;
}

/**
 * @param str the begining of where you want to place the Serial Number String
 * @return a pointer to the null termination of the string
 */
char* SerialToString(char* str) {
    char* ptr = str;
    const uint8_t *pMacAdd;
    TCPIP_NET_HANDLE hNet;


    pMacAdd = TCPIP_STACK_NetAddressMac(hNet);

    ptr = ValueToAscii(ptr, pMacAdd[0] ^ ((ARTNET_OEM & 0xff00) >> 8));
    ptr = ValueToAscii(ptr, pMacAdd[1] ^ ((ARTNET_OEM & 0xff00) >> 8));
    ptr = ValueToAscii(ptr, pMacAdd[2] ^ ((ARTNET_OEM & 0xff00) >> 8));
    ptr = ValueToAscii(ptr, pMacAdd[3] ^ (ARTNET_OEM & 0xff));
    ptr = ValueToAscii(ptr, pMacAdd[4] ^ (ARTNET_OEM & 0xff));
    ptr = ValueToAscii(ptr, pMacAdd[5] ^ (ARTNET_OEM & 0xff));
    *ptr = '\0';
    return ptr;
}