Reader Class Reference

Inheritance diagram for Reader:

Public Member Functions
virtual size_t	read (void *, size_t)=0
virtual bool	available ()=0
virtual bool	readBool ()
virtual char	readChar ()
virtual short	readShort ()
virtual int	readInt ()
virtual long long	readLong ()
virtual unsigned char	readUChar ()
virtual unsigned short	readUShort ()
virtual unsigned int	readUInt ()
virtual unsigned long long	readULong ()
virtual float	readFloat ()
virtual double	readDouble ()
virtual const std::string	readString ()
virtual void	readObject (Serializable &)

Protected Member Functions
void	reverse (void *buf, size_t len)

Detailed Description

Definition at line 22 of file Reader.h.

Constructor & Destructor Documentation

~Reader()

virtual ~Reader ( )

inlinevirtual

Definition at line 25 of file Reader.h.

{}

Member Function Documentation

readBool()

bool readBool ( )

virtual

Definition at line 27 of file Reader.cc.

{
  bool v;
  read(&v, sizeof(bool));
  return v;
}

readChar()

char readChar ( )

virtual

Definition at line 34 of file Reader.cc.

{
  char v;
  read(&v, sizeof(char));
  return v;
}

readDouble()

double readDouble ( )

virtual

Definition at line 118 of file Reader.cc.

{
  double v;
  read(&v, sizeof(double));
#if defined(__ENDIAN_L__)
  reverse(&v, sizeof(double));
#endif
  return v;
}

readFloat()

float readFloat ( )

virtual

Definition at line 108 of file Reader.cc.

{
  float v;
  read(&v, sizeof(float));
#if defined(__ENDIAN_L__)
  reverse(&v, sizeof(float));
#endif
  return v;
}

readInt()

int readInt ( )

virtual

Definition at line 68 of file Reader.cc.

{
  int v;
  read(&v, sizeof(int));
#if defined(__ENDIAN_L__)
  reverse(&v, sizeof(int));
#endif
  return v;
}

readLong()

long long readLong ( )

virtual

Definition at line 88 of file Reader.cc.

{
  long long v;
  read(&v, sizeof(long long));
#if defined(__ENDIAN_L__)
  reverse(&v, sizeof(long long));
#endif
  return v;
}

readObject()

void readObject ( Serializable &  v )

virtual

Definition at line 142 of file Reader.cc.

{
  v.readObject(*this);
}

readShort()

short readShort ( )

virtual

Definition at line 48 of file Reader.cc.

{
  short v;
  read(&v, sizeof(short));
#if defined(__ENDIAN_L__)
  reverse(&v, sizeof(short));
#endif
  return v;
}

readString()

const std::string readString ( )

virtual

Definition at line 128 of file Reader.cc.

{
  int count = readInt();
  char str[1025];
  std::string v;
  while (count > 0) {
    int c = (count > 1024) ? 1024 : count;
    read(str, c);
    v.append(str, 0, c);
    count -= c;
  }
  return v;
}

readUChar()

unsigned char readUChar ( )

virtual

Definition at line 41 of file Reader.cc.

{
  unsigned char v;
  read(&v, sizeof(unsigned char));
  return v;
}

readUInt()

unsigned int readUInt ( )

virtual

Definition at line 78 of file Reader.cc.

{
  unsigned int v;
  read(&v, sizeof(unsigned int));
#if defined(__ENDIAN_L__)
  reverse(&v, sizeof(unsigned int));
#endif
  return v;
}

readULong()

unsigned long long readULong ( )

virtual

Definition at line 98 of file Reader.cc.

{
  unsigned long long v;
  read(&v, sizeof(unsigned long long));
#if defined(__ENDIAN_L__)
  reverse(&v, sizeof(unsigned long long));
#endif
  return v;
}

readUShort()

unsigned short readUShort ( )

virtual

Definition at line 58 of file Reader.cc.

{
  unsigned short v;
  read(&v, sizeof(unsigned short));
#if defined(__ENDIAN_L__)
  reverse(&v, sizeof(unsigned short));
#endif
  return v;
}

reverse()

void reverse ( void *  buf, size_t  len  )

protected

Definition at line 18 of file Reader.cc.

{
  for (int c = 0 ; c < (int)len / 2 ; c ++) {
    char tmp = *((char*)buf + c);
    *((char*)buf + c) = *((char*)buf + len - 1 - c);
    *((char*)buf + len - 1 - c) = tmp;
  }
}

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The documentation for this class was generated from the following files:

• daq/slc/base/include/Reader.h
• daq/slc/base/src/Reader.cc