ArduinoStream.h

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#ifndef ArduinoStream_h
#define ArduinoStream_h
#include "SdFatConfig.h"
#include "bufstream.h"
//==============================================================================
class ArduinoInStream : public ibufstream
{
  public:
    ArduinoInStream(Stream &hws, char *buf, size_t size)
    {
        m_hw = &hws;
        m_line = buf;
        m_size = size;
    }

    void readline()
    {
        size_t i = 0;
        uint32_t t;
        m_line[0] = '\0';
        while (!m_hw->available())
        {
            SysCall::yield();
        }
 
        while (1)
        {
            t = millis();
            while (!m_hw->available())
            {
                if ((millis() - t) > 10)
                {
                    goto done;
                }
            }
            if (i >= (m_size - 1))
            {
                setstate(failbit);
                return;
            }
            m_line[i++] = m_hw->read();
            m_line[i] = '\0';
        }
    done:
        init(m_line);
    }
 
  protected:
    bool seekoff(off_type off, seekdir way)
    {
        (void)off;
        (void)way;
        return false;
    }

    bool seekpos(pos_type pos)
    {
        (void)pos;
        return false;
    }
 
  private:
    char *m_line;
    size_t m_size;
    Stream *m_hw;
};
//==============================================================================
class ArduinoOutStream : public ostream
{
  public:
    explicit ArduinoOutStream(Print &pr) : m_pr(&pr)
    {
    }
 
  protected:

    void putch(char c)
    {
        if (c == '\n')
        {
            m_pr->write('\r');
        }
        m_pr->write(c);
    }
    void putstr(const char *str)
    {
        m_pr->write(str);
    }
    bool seekoff(off_type off, seekdir way)
    {
        (void)off;
        (void)way;
        return false;
    }
    bool seekpos(pos_type pos)
    {
        (void)pos;
        return false;
    }
    bool sync()
    {
        return true;
    }
    pos_type tellpos()
    {
        return 0;
    }
  private:
    ArduinoOutStream()
    {
    }
    Print *m_pr;
};
#endif // ArduinoStream_h