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176 lines
5.7 KiB
176 lines
5.7 KiB
/* |
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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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