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// -*- C++ -*-
//==========================================================================
/**
* @file Sock_Connect.h
*
* $Id$
*
* @author Priyanka Gontla <pgontla@ece.uci.edu>
* @author Based on code that existed formerly in ACE.h.
*/
//==========================================================================
#ifndef ACE_SOCK_CONNECT_H
#define ACE_SOCK_CONNECT_H
#include "ace/pre.h"
#include "ace/ACE_export.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "ace/OS.h"
// Forward Declarations
class ACE_INET_Addr;
class ACE_Export ACE_Sock_Connect
{
public:
// = Socket connection establishment calls.
/// Bind a new unused port to <handle>.
static int bind_port (ACE_HANDLE handle,
ACE_UINT32 ip_addr = INADDR_ANY);
/**
* Get our broadcast address based on our <host_addr>. If
* <hostname> is non-0 we'll use it to determine our IP address. If
* <handle> is not <ACE_INVALID_HANDLE> then we'll use this to
* determine our broadcast address, otherwise we'll have to create a
* socket internally (and free it). Returns -1 on failure and 0 on
* success.
*/
static int get_bcast_addr (ACE_UINT32 &bcast_addr,
const ACE_TCHAR *hostname = 0,
ACE_UINT32 host_addr = 0,
ACE_HANDLE handle = ACE_INVALID_HANDLE);
/**
* Return count and array of all configured IP interfaces on this
* host, rc = 0 on success (count == number of interfaces else -1).
* Caller is responsible for calling delete [] on <addr_array>.
*/
static int get_ip_interfaces (size_t &count,
ACE_INET_Addr *&addr_array);
/**
* Helper routine for get_ip_interfaces, differs by UNIX platform so
* put into own subroutine. perform some ioctls to retrieve ifconf
* list of ifreq structs.
*/
static int count_interfaces (ACE_HANDLE handle,
size_t &how_many);
/// Routine to return a handle from which <ioctl> requests can be
/// made. Caller must <close> the handle.
static ACE_HANDLE get_handle (void);
/**
* Returns 1 if IPv6 is enabled on the current host; 0 if not.
* This is an execution-time check. If ACE has not been compiled
* with ACE_HAS_IPV6, it always returns 0. If ACE_HAS_IPV6 is
* enabled, this function tries to create a PF_INET6 socket,
* returning 1 if it succeeds, and 0 if it fails. Caches the result
* so it only gets checked once.
*/
static int ipv6_enabled (void);
#if defined (ACE_HAS_IPV6)
private:
/// Does this box have ipv6 turned on?
static int ipv6_enabled_;
#endif /* ACE_HAS_IPV6 */
};
#if !defined (ACE_LACKS_INLINE_FUNCTIONS)
#include "ace/Sock_Connect.i"
#endif /* ACE_LACKS_INLINE_FUNCTIONS */
#include "ace/post.h"
#endif /* ACE_SOCK_CONNECT_H */
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