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177 lines
5.7 KiB
177 lines
5.7 KiB
14 years ago
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/*
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* Copyright (C) 1995, 1996, 1997, 1998, and 1999 WIDE Project.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the project nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef HAVE_GETADDRINFO
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/*
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* Error return codes from getaddrinfo()
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*/
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#ifdef EAI_ADDRFAMILY
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/* If this is defined, there is a conflicting implementation
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in the C library, which can't be used for some reason.
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Make sure it won't interfere with this emulation. */
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#undef EAI_ADDRFAMILY
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#undef EAI_AGAIN
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#undef EAI_BADFLAGS
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#undef EAI_FAIL
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#undef EAI_FAMILY
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#undef EAI_MEMORY
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#undef EAI_NODATA
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#undef EAI_NONAME
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#undef EAI_SERVICE
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#undef EAI_SOCKTYPE
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#undef EAI_SYSTEM
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#undef EAI_BADHINTS
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#undef EAI_PROTOCOL
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#undef EAI_MAX
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#undef getaddrinfo
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#define getaddrinfo fake_getaddrinfo
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#endif
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#define EAI_ADDRFAMILY 1 /* address family for hostname not supported */
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#define EAI_AGAIN 2 /* temporary failure in name resolution */
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#define EAI_BADFLAGS 3 /* invalid value for ai_flags */
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#define EAI_FAIL 4 /* non-recoverable failure in name resolution */
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#define EAI_FAMILY 5 /* ai_family not supported */
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#define EAI_MEMORY 6 /* memory allocation failure */
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#define EAI_NODATA 7 /* no address associated with hostname */
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#define EAI_NONAME 8 /* hostname nor servname provided, or not known */
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#define EAI_SERVICE 9 /* servname not supported for ai_socktype */
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#define EAI_SOCKTYPE 10 /* ai_socktype not supported */
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#define EAI_SYSTEM 11 /* system error returned in errno */
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#define EAI_BADHINTS 12
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#define EAI_PROTOCOL 13
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#define EAI_MAX 14
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/*
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* Flag values for getaddrinfo()
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*/
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#ifdef AI_PASSIVE
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#undef AI_PASSIVE
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#undef AI_CANONNAME
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#undef AI_NUMERICHOST
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#undef AI_MASK
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#undef AI_ALL
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#undef AI_V4MAPPED_CFG
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#undef AI_ADDRCONFIG
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#undef AI_V4MAPPED
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#undef AI_DEFAULT
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#endif
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#define AI_PASSIVE 0x00000001 /* get address to use bind() */
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#define AI_CANONNAME 0x00000002 /* fill ai_canonname */
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#define AI_NUMERICHOST 0x00000004 /* prevent name resolution */
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/* valid flags for addrinfo */
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#define AI_MASK (AI_PASSIVE | AI_CANONNAME | AI_NUMERICHOST)
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#define AI_ALL 0x00000100 /* IPv6 and IPv4-mapped (with AI_V4MAPPED) */
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#define AI_V4MAPPED_CFG 0x00000200 /* accept IPv4-mapped if kernel supports */
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#define AI_ADDRCONFIG 0x00000400 /* only if any address is assigned */
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#define AI_V4MAPPED 0x00000800 /* accept IPv4-mapped IPv6 address */
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/* special recommended flags for getipnodebyname */
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#define AI_DEFAULT (AI_V4MAPPED_CFG | AI_ADDRCONFIG)
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#endif /* HAVE_GETADDRINFO */
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#ifndef HAVE_GETNAMEINFO
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/*
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* Constants for getnameinfo()
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*/
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#ifndef NI_MAXHOST
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#define NI_MAXHOST 1025
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#define NI_MAXSERV 32
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#endif
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/*
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* Flag values for getnameinfo()
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*/
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#ifndef NI_NOFQDN
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#define NI_NOFQDN 0x00000001
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#define NI_NUMERICHOST 0x00000002
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#define NI_NAMEREQD 0x00000004
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#define NI_NUMERICSERV 0x00000008
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#define NI_DGRAM 0x00000010
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#endif
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#endif /* HAVE_GETNAMEINFO */
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#ifndef HAVE_ADDRINFO
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struct addrinfo {
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int ai_flags; /* AI_PASSIVE, AI_CANONNAME */
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int ai_family; /* PF_xxx */
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int ai_socktype; /* SOCK_xxx */
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int ai_protocol; /* 0 or IPPROTO_xxx for IPv4 and IPv6 */
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size_t ai_addrlen; /* length of ai_addr */
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char *ai_canonname; /* canonical name for hostname */
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struct sockaddr *ai_addr; /* binary address */
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struct addrinfo *ai_next; /* next structure in linked list */
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};
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#endif
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#ifndef HAVE_SOCKADDR_STORAGE
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/*
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* RFC 2553: protocol-independent placeholder for socket addresses
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*/
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#define _SS_MAXSIZE 128
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#ifdef HAVE_LONG_LONG
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#define _SS_ALIGNSIZE (sizeof(PY_LONG_LONG))
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#else
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#define _SS_ALIGNSIZE (sizeof(double))
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#endif
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#define _SS_PAD1SIZE (_SS_ALIGNSIZE - sizeof(u_char) * 2)
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#define _SS_PAD2SIZE (_SS_MAXSIZE - sizeof(u_char) * 2 - \
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_SS_PAD1SIZE - _SS_ALIGNSIZE)
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struct sockaddr_storage {
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#ifdef HAVE_SOCKADDR_SA_LEN
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unsigned char ss_len; /* address length */
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unsigned char ss_family; /* address family */
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#else
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unsigned short ss_family; /* address family */
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#endif
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char __ss_pad1[_SS_PAD1SIZE];
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#ifdef HAVE_LONG_LONG
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PY_LONG_LONG __ss_align; /* force desired structure storage alignment */
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#else
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double __ss_align; /* force desired structure storage alignment */
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#endif
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char __ss_pad2[_SS_PAD2SIZE];
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};
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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extern void freehostent Py_PROTO((struct hostent *));
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#ifdef __cplusplus
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}
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#endif
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