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Diffstat (limited to 'gl/netdb.in.h')
| -rw-r--r-- | gl/netdb.in.h | 182 |
1 files changed, 182 insertions, 0 deletions
diff --git a/gl/netdb.in.h b/gl/netdb.in.h new file mode 100644 index 00000000..363206d3 --- /dev/null +++ b/gl/netdb.in.h @@ -0,0 +1,182 @@ +/* Provide a netdb.h header file for systems lacking it (read: MinGW). + Copyright (C) 2008 Free Software Foundation, Inc. + Written by Simon Josefsson. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3, or (at your option) + any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software Foundation, + Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ + +/* This file is supposed to be used on platforms that lack <netdb.h>. + It is intended to provide definitions and prototypes needed by an + application. */ + +#ifndef _GL_NETDB_H + +#if @HAVE_NETDB_H@ + +# if __GNUC__ >= 3 +@PRAGMA_SYSTEM_HEADER@ +# endif + +/* The include_next requires a split double-inclusion guard. */ +# @INCLUDE_NEXT@ @NEXT_NETDB_H@ + +#endif + +#ifndef _GL_NETDB_H +#define _GL_NETDB_H + +/* Get netdb.h definitions such as struct hostent for MinGW. */ +#include <sys/socket.h> + +/* Declarations for a platform that lacks <netdb.h>, or where it is + incomplete. */ + +#if @GNULIB_GETADDRINFO@ + +# if !@HAVE_STRUCT_ADDRINFO@ + +/* Structure to contain information about address of a service provider. */ +struct addrinfo +{ + int ai_flags; /* Input flags. */ + int ai_family; /* Protocol family for socket. */ + int ai_socktype; /* Socket type. */ + int ai_protocol; /* Protocol for socket. */ + socklen_t ai_addrlen; /* Length of socket address. */ + struct sockaddr *ai_addr; /* Socket address for socket. */ + char *ai_canonname; /* Canonical name for service location. */ + struct addrinfo *ai_next; /* Pointer to next in list. */ +}; +# endif + +/* Possible values for `ai_flags' field in `addrinfo' structure. */ +# ifndef AI_PASSIVE +# define AI_PASSIVE 0x0001 /* Socket address is intended for `bind'. */ +# endif +# ifndef AI_CANONNAME +# define AI_CANONNAME 0x0002 /* Request for canonical name. */ +# endif +# ifndef AI_NUMERICSERV +# define AI_NUMERICSERV 0x0400 /* Don't use name resolution. */ +# endif + +# if 0 +/* The commented out definitions below are not yet implemented in the + GNULIB getaddrinfo() replacement, so are not yet needed and may, in fact, + cause conflicts on systems with a getaddrinfo() function which does not + define them. + + If they are restored, be sure to protect the definitions with #ifndef. */ +# define AI_NUMERICHOST 0x0004 /* Don't use name resolution. */ +# define AI_V4MAPPED 0x0008 /* IPv4 mapped addresses are acceptable. */ +# define AI_ALL 0x0010 /* Return IPv4 mapped and IPv6 addresses. */ +# define AI_ADDRCONFIG 0x0020 /* Use configuration of this host to choose + returned address type.. */ +# endif /* 0 */ + +/* Error values for `getaddrinfo' function. */ +# ifndef EAI_BADFLAGS +# define EAI_BADFLAGS -1 /* Invalid value for `ai_flags' field. */ +# define EAI_NONAME -2 /* NAME or SERVICE is unknown. */ +# define EAI_AGAIN -3 /* Temporary failure in name resolution. */ +# define EAI_FAIL -4 /* Non-recoverable failure in name res. */ +# define EAI_NODATA -5 /* No address associated with NAME. */ +# define EAI_FAMILY -6 /* `ai_family' not supported. */ +# define EAI_SOCKTYPE -7 /* `ai_socktype' not supported. */ +# define EAI_SERVICE -8 /* SERVICE not supported for `ai_socktype'. */ +# define EAI_MEMORY -10 /* Memory allocation failure. */ +# endif + +/* Since EAI_NODATA is deprecated by RFC3493, some systems (at least + FreeBSD, which does define EAI_BADFLAGS) have removed the definition + in favor of EAI_NONAME. */ +# if !defined EAI_NODATA && defined EAI_NONAME +# define EAI_NODATA EAI_NONAME +# endif + +# ifndef EAI_OVERFLOW +/* Not defined on mingw32 and Haiku. */ +# define EAI_OVERFLOW -12 /* Argument buffer overflow. */ +# endif +# ifndef EAI_ADDRFAMILY +/* Not defined on mingw32. */ +# define EAI_ADDRFAMILY -9 /* Address family for NAME not supported. */ +# endif +# ifndef EAI_SYSTEM +/* Not defined on mingw32. */ +# define EAI_SYSTEM -11 /* System error returned in `errno'. */ +# endif + +# if 0 +/* The commented out definitions below are not yet implemented in the + GNULIB getaddrinfo() replacement, so are not yet needed. + + If they are restored, be sure to protect the definitions with #ifndef. */ +# ifndef EAI_INPROGRESS +# define EAI_INPROGRESS -100 /* Processing request in progress. */ +# define EAI_CANCELED -101 /* Request canceled. */ +# define EAI_NOTCANCELED -102 /* Request not canceled. */ +# define EAI_ALLDONE -103 /* All requests done. */ +# define EAI_INTR -104 /* Interrupted by a signal. */ +# define EAI_IDN_ENCODE -105 /* IDN encoding failed. */ +# endif +# endif + +# if !@HAVE_DECL_GETADDRINFO@ +/* Translate name of a service location and/or a service name to set of + socket addresses. + For more details, see the POSIX:2001 specification + <http://www.opengroup.org/susv3xsh/getaddrinfo.html>. */ +extern int getaddrinfo (const char *restrict nodename, + const char *restrict servname, + const struct addrinfo *restrict hints, + struct addrinfo **restrict res); +# endif + +# if !@HAVE_DECL_FREEADDRINFO@ +/* Free `addrinfo' structure AI including associated storage. + For more details, see the POSIX:2001 specification + <http://www.opengroup.org/susv3xsh/getaddrinfo.html>. */ +extern void freeaddrinfo (struct addrinfo *ai); +# endif + +# if !@HAVE_DECL_GAI_STRERROR@ +/* Convert error return from getaddrinfo() to a string. + For more details, see the POSIX:2001 specification + <http://www.opengroup.org/susv3xsh/gai_strerror.html>. */ +extern const char *gai_strerror (int ecode); +# endif + +# if !@HAVE_DECL_GETNAMEINFO@ +/* Convert socket address to printable node and service names. + For more details, see the POSIX:2001 specification + <http://www.opengroup.org/susv3xsh/getnameinfo.html>. */ +extern int getnameinfo(const struct sockaddr *restrict sa, socklen_t salen, + char *restrict node, socklen_t nodelen, + char *restrict service, socklen_t servicelen, + int flags); +# endif + +/* Possible flags for getnameinfo. */ +# ifndef NI_NUMERICHOST +# define NI_NUMERICHOST 1 +# endif +# ifndef NI_NUMERICSERV +# define NI_NUMERICSERV 2 +# endif + +#endif /* @GNULIB_GETADDRINFO@ */ + +#endif /* _GL_NETDB_H */ +#endif /* _GL_NETDB_H */ |