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104 lines
3.1 KiB
C
104 lines
3.1 KiB
C
/*
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* tcp.h - builtin FTP client
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*
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* This file is part of zsh, the Z shell.
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*
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* Copyright (c) 1998-2001 Peter Stephenson
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* All rights reserved.
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*
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* Permission is hereby granted, without written agreement and without
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* license or royalty fees, to use, copy, modify, and distribute this
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* software and to distribute modified versions of this software for any
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* purpose, provided that the above copyright notice and the following
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* two paragraphs appear in all copies of this software.
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*
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* In no event shall Peter Stephenson or the Zsh Development
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* Group be liable to any party for direct, indirect, special, incidental,
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* or consequential damages arising out of the use of this software and
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* its documentation, even if Peter Stephenson, and the Zsh
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* Development Group have been advised of the possibility of such damage.
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*
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* Peter Stephenson and the Zsh Development Group specifically
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* disclaim any warranties, including, but not limited to, the implied
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* warranties of merchantability and fitness for a particular purpose. The
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* software provided hereunder is on an "as is" basis, and Peter Stephenson
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* and the Zsh Development Group have no obligation to provide maintenance,
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* support, updates, enhancements, or modifications.
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*
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*/
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/*
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* We need to include the zsh headers later to avoid clashes with
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* the definitions on some systems, however we need the configuration
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* file to decide whether we can include netinet/in_systm.h, which
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* doesn't exist on cygwin.
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*/
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#include "../../config.h"
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#include <sys/types.h>
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#include <sys/socket.h>
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#ifdef HAVE_BIND_NETDB_H
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/*
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* On systems where we're using -lbind, this has more definitions
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* than the standard header.
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*/
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#include <bind/netdb.h>
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#else
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#include <netdb.h>
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#endif
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/*
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* For some reason, configure doesn't always detect netinet/in_systm.h.
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* On some systems, including linux, this seems to be because gcc is
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* throwing up a warning message about the redefinition of
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* __USE_LARGEFILE. This means the problem is somewhere in the
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* header files where we can't get at it. For now, revert to
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* not including this file only on systems where we know it's missing.
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* Currently this is just some older versions of cygwin.
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*/
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#if defined(HAVE_NETINET_IN_SYSTM_H) || !defined(__CYGWIN__)
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# include <netinet/in_systm.h>
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#endif
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#include <netinet/in.h>
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#include <netinet/ip.h>
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#include <arpa/inet.h>
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/* Is IPv6 supported by the library? */
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#if defined(AF_INET6) && defined(IN6ADDR_LOOPBACK_INIT) \
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&& defined(HAVE_INET_NTOP) && defined(HAVE_INET_PTON)
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# define SUPPORT_IPV6 1
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#endif
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union tcp_sockaddr {
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struct sockaddr a;
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struct sockaddr_in in;
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#ifdef SUPPORT_IPV6
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struct sockaddr_in6 in6;
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#endif
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};
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typedef struct tcp_session *Tcp_session;
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#define ZTCP_LISTEN 1
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#define ZTCP_INBOUND 2
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#define ZTCP_ZFTP 16
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struct tcp_session {
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int fd; /* file descriptor */
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union tcp_sockaddr sock; /* local address */
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union tcp_sockaddr peer; /* remote address */
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int flags;
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};
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#include "tcp.pro"
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#ifndef INET_ADDRSTRLEN
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# define INET_ADDRSTRLEN 16
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#endif
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#ifndef INET6_ADDRSTRLEN
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# define INET6_ADDRSTRLEN 46
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#endif
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