/*

 * tcp.h - builtin FTP client

 *

 * This file is part of zsh, the Z shell.

 *

 * Copyright (c) 1998-2001 Peter Stephenson

 * All rights reserved.

 *

 * Permission is hereby granted, without written agreement and without

 * license or royalty fees, to use, copy, modify, and distribute this

 * software and to distribute modified versions of this software for any

 * purpose, provided that the above copyright notice and the following

 * two paragraphs appear in all copies of this software.

 *

 * In no event shall Peter Stephenson or the Zsh Development

 * Group be liable to any party for direct, indirect, special, incidental,

 * or consequential damages arising out of the use of this software and

 * its documentation, even if Peter Stephenson, and the Zsh

 * Development Group have been advised of the possibility of such damage.

 *

 * Peter Stephenson and the Zsh Development Group specifically

 * disclaim any warranties, including, but not limited to, the implied

 * warranties of merchantability and fitness for a particular purpose.  The

 * software provided hereunder is on an "as is" basis, and Peter Stephenson

 * and the Zsh Development Group have no obligation to provide maintenance,

 * support, updates, enhancements, or modifications.

 *

 */

/*

 * We need to include the zsh headers later to avoid clashes with

 * the definitions on some systems, however we need the configuration

 * file to decide whether we can include netinet/in_systm.h, which

 * doesn't exist on cygwin.

 */

#include "config.h"

#include <sys/types.h>

#include <sys/socket.h>

#include <netdb.h>

/*

 * For some reason, configure doesn't always detect netinet/in_systm.h.

 * On some systems, including linux, this seems to be because gcc is

 * throwing up a warning message about the redefinition of

 * __USE_LARGEFILE.  This means the problem is somewhere in the

 * header files where we can't get at it.  For now, revert to

 * not including this file only on systems where we know it's missing.

 * Currently this is just some older versions of cygwin.

 */

#if defined(HAVE_NETINET_IN_SYSTM_H) || !defined(__CYGWIN__)

#ifndef __SYMBIAN32__

# include <netinet/in_systm.h> 

#endif

#endif

#include <stdapis/netinet/in.h>

//#include <netinet/ip.h>

#include <stdapis/arpa/inet.h>

/* Is IPv6 supported by the library? */

#if defined(AF_INET6) && defined(IN6ADDR_LOOPBACK_INIT) \

	&& defined(HAVE_INET_NTOP) && defined(HAVE_INET_PTON)

# define SUPPORT_IPV6 1

#endif

union tcp_sockaddr {

    struct sockaddr a;

    struct sockaddr_in in;

#ifdef SUPPORT_IPV6

    struct sockaddr_in6 in6;

#endif

};

typedef struct tcp_session *Tcp_session;

#define ZTCP_LISTEN  1

#define ZTCP_INBOUND 2

#define ZTCP_ZFTP    16

struct tcp_session {

    int fd;				/* file descriptor */

    union tcp_sockaddr sock;  	/* local address   */

    union tcp_sockaddr peer;  	/* remote address  */

    int flags;

};

#include "tcp.pro"

#ifndef INET_ADDRSTRLEN

# define INET_ADDRSTRLEN 16

#endif

#ifndef INET6_ADDRSTRLEN

# define INET6_ADDRSTRLEN 46

#endif