mq5.0-source.src.share.cclient.io.IMQDataInputStream.cpp Maven / Gradle / Ivy

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/*
 * @(#)IMQDataInputStream.cpp	1.3 06/26/07
 */ 

#include "../debug/DebugUtils.h"
#include "IMQDataInputStream.hpp"
#include "../util/UtilityMacros.h"

/*
 * 
 */
iMQError 
IMQDataInputStream::readBoolean(PRBool * const value)
{
  CHECK_OBJECT_VALIDITY();

  RETURN_ERROR_IF_NULL( value );
  *value = PR_FALSE;

  // The boolean is only one byte in the file
  PRPackedBool packedBool = PR_FALSE;
  RETURN_IF_ERROR( readUint8((PRUint8*)&packedBool) );

  *value = packedBool;

  return IMQ_SUCCESS;
}


/*
 *
 */
iMQError 
IMQDataInputStream::readUint8Array(PRUint8 * const values, 
                                   const PRUint32 numToRead)
{
  CHECK_OBJECT_VALIDITY();

  RETURN_ERROR_IF_NULL( values );

  for (PRUint32 i = 0; i < numToRead; i++) {
    RETURN_IF_ERROR( readUint8(&(values[i])) );
  }

  return IMQ_SUCCESS;
}

/*
 *
 */
iMQError
IMQDataInputStream::readInt8(PRInt8 * const value)
{
  CHECK_OBJECT_VALIDITY();

  return readUint8((PRUint8*)value);
}

/*
 *
 */
iMQError
IMQDataInputStream::readInt16(PRInt16 * const value)
{
  CHECK_OBJECT_VALIDITY();

  return readUint16((PRUint16*)value);
}

/*
 *
 */
iMQError
IMQDataInputStream::readInt32(PRInt32 * const value)
{
  CHECK_OBJECT_VALIDITY();

  return readUint32((PRUint32*)value);
}

/*
 *
 */
iMQError 
IMQDataInputStream::readInt64(PRInt64 * const value)
{
  CHECK_OBJECT_VALIDITY();

  return readUint64((PRUint64*)value);
}

/*
 *
 */
iMQError 
IMQDataInputStream::readFloat32(PRFloat32 * const value)
{
  CHECK_OBJECT_VALIDITY();

  return readUint32((PRUint32*)value);
}

/*
 *
 */
iMQError 
IMQDataInputStream::readFloat64(PRFloat64 * const value)
{
  CHECK_OBJECT_VALIDITY();

  return readUint64((PRUint64*)value);
}