bioStream.cxx

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/**
 * PANDA 3D SOFTWARE
 * Copyright (c) Carnegie Mellon University.  All rights reserved.
 *
 * All use of this software is subject to the terms of the revised BSD
 * license.  You should have received a copy of this license along
 * with this source code in a file named "LICENSE."
 *
 * @file bioStream.cxx
 * @author drose
 * @date 2002-09-25
 */

#include "bioStream.h"


#ifdef HAVE_OPENSSL

/**
 * Returns true if the last eof condition was triggered because the socket has
 * genuinely closed, or false if we can expect more data to come along
 * shortly.
 */
bool IBioStream::
is_closed() {
  if (!_buf._read_open) {
    return true;
  }
  clear();
  return false;
}

/**
 * Resets the BioStream to empty, but does not actually close the source BIO
 * unless owns_source was true.
 */
void IBioStream::
close() {
  _buf.close();
}

/**
 * Returns true if the last write fail condition was triggered because the
 * socket has genuinely closed, or false if we can expect to send more data
 * along shortly.
 */
bool OBioStream::
is_closed() {
  if (!_buf._write_open) {
    return true;
  }
  clear();
  return false;
}

/**
 * Resets the BioStream to empty, but does not actually close the source BIO
 * unless owns_source was true.
 */
void OBioStream::
close() {
  _buf.close();
}

/**
 * Returns true if the last eof or failure condition was triggered because the
 * socket has genuinely closed, or false if we can expect to read or send more
 * data shortly.
 */
bool BioStream::
is_closed() {
  if (!_buf._read_open) {
    return true;
  }
  clear();
  return false;
}

/**
 * Resets the BioStream to empty, but does not actually close the source BIO
 * unless owns_source was true.
 */
void BioStream::
close() {
  _buf.close();
}

/**
 * Returns an enum indicating how we are coming along in reading the document.
 */
IBioStream::ReadState IBioStream::
get_read_state() {
  // For an IBioStream, this method is meaningless, and always returns
  // RS_error.

  // This method is intended for those specialized streams that scan through
  // an HTTP document.
  return RS_error;
}

#endif  // HAVE_OPENSSL