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// -*- C++ -*-
//
// $Id$
#include "ace/Log_Msg.h"
// todo: This should be cleaned up a bit.
// memset for FD_ZERO on OpenBSD and Solaris w/ gcc 2.95.3
#include "ace/os_include/os_string.h"
// FreeBSD 4.8-RC? for bzero() used by FD_ZERO
#include "ace/os_include/os_strings.h"
// IRIX5 defines bzero() in this odd file... used by FD_ZERO
#if defined (ACE_HAS_BSTRING)
# include /**/ <bstring.h>
#endif /* ACE_HAS_BSTRING */
// AIX defines bzero() in this odd file... used by FD_ZERO
#if defined (ACE_HAS_STRINGS)
# include "ace/os_include/os_strings.h"
#endif /* ACE_HAS_STRINGS */
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
// Initialize the bitmask to all 0s and reset the associated fields.
ACE_INLINE void
ACE_Handle_Set::reset (void)
{
ACE_TRACE ("ACE_Handle_Set::reset");
this->max_handle_ =
ACE_INVALID_HANDLE;
#if defined (ACE_HAS_BIG_FD_SET)
this->min_handle_ =
NUM_WORDS * WORDSIZE;
#endif /* ACE_HAS_BIG_FD_SET */
this->size_ = 0;
// #if !defined (ACE_HAS_BIG_FD_SET) Why is this here? -Steve Huston
FD_ZERO (&this->mask_);
// #endif /* ACE_HAS_BIG_FD_SET */
}
#if defined (ACE_HAS_BIG_FD_SET)
ACE_INLINE ACE_Handle_Set &
ACE_Handle_Set::operator = (const ACE_Handle_Set &rhs)
{
ACE_TRACE ("ACE_Handle_Set::operator =");
if (rhs.size_ > 0)
{
this->size_ =
rhs.size_;
this->max_handle_ =
rhs.max_handle_;
this->min_handle_ =
rhs.min_handle_;
this->mask_ =
rhs.mask_;
}
else
this->reset ();
return *this;
}
#endif /* ACE_HAS_BIG_FD_SET */
// Returns the number of the large bit.
ACE_INLINE ACE_HANDLE
ACE_Handle_Set::max_set (void) const
{
ACE_TRACE ("ACE_Handle_Set::max_set");
return this->max_handle_;
}
// Checks whether handle is enabled.
ACE_INLINE int
ACE_Handle_Set::is_set (ACE_HANDLE handle) const
{
ACE_TRACE ("ACE_Handle_Set::is_set");
#if defined (ACE_HAS_BIG_FD_SET)
return FD_ISSET (handle,
&this->mask_)
&& this->size_ > 0;
#else
return FD_ISSET (handle,
&this->mask_);
#endif /* ACE_HAS_BIG_FD_SET */
}
// Enables the handle.
ACE_INLINE void
ACE_Handle_Set::set_bit (ACE_HANDLE handle)
{
ACE_TRACE ("ACE_Handle_Set::set_bit");
if ((handle != ACE_INVALID_HANDLE)
&& (!this->is_set (handle)))
{
#if defined (ACE_WIN32)
FD_SET ((SOCKET) handle,
&this->mask_);
this->size_++;
#else /* ACE_WIN32 */
#if defined (ACE_HAS_BIG_FD_SET)
if (this->size_ == 0)
FD_ZERO (&this->mask_);
if (handle < this->min_handle_)
this->min_handle_ = handle;
#endif /* ACE_HAS_BIG_FD_SET */
FD_SET (handle,
&this->mask_);
this->size_++;
if (handle > this->max_handle_)
this->max_handle_ = handle;
#endif /* ACE_WIN32 */
}
}
// Disables the handle.
ACE_INLINE void
ACE_Handle_Set::clr_bit (ACE_HANDLE handle)
{
ACE_TRACE ("ACE_Handle_Set::clr_bit");
if ((handle != ACE_INVALID_HANDLE) &&
(this->is_set (handle)))
{
FD_CLR ((ACE_SOCKET) handle,
&this->mask_);
this->size_--;
#if !defined (ACE_WIN32)
if (handle == this->max_handle_)
this->set_max (this->max_handle_);
#endif /* !ACE_WIN32 */
}
}
// Returns a count of the number of enabled bits.
ACE_INLINE int
ACE_Handle_Set::num_set (void) const
{
ACE_TRACE ("ACE_Handle_Set::num_set");
#if defined (ACE_WIN32)
return this->mask_.fd_count;
#else /* !ACE_WIN32 */
return this->size_;
#endif /* ACE_WIN32 */
}
// Returns a pointer to the underlying fd_set.
ACE_INLINE
ACE_Handle_Set::operator fd_set *()
{
ACE_TRACE ("ACE_Handle_Set::operator fd_set *");
if (this->size_ > 0)
return (fd_set *) &this->mask_;
else
return (fd_set *) 0;
}
// Returns a pointer to the underlying fd_set.
ACE_INLINE fd_set *
ACE_Handle_Set::fdset (void)
{
ACE_TRACE ("ACE_Handle_Set::fdset");
if (this->size_ > 0)
return (fd_set *) &this->mask_;
else
return (fd_set *) 0;
}
ACE_INLINE
ACE_Handle_Set_Iterator::~ACE_Handle_Set_Iterator (void)
{
}
ACE_END_VERSIONED_NAMESPACE_DECL
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