/* * Copyright (c) 2001, 02 Motoyuki Kasahara * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the project nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #ifndef _D_GETADDRINFO_H #define _D_GETADDRINFO_H #ifdef __cplusplus extern "C" { #endif /* __cplusplus */ #ifdef __MINGW32__ # undef SIZE_MAX #endif // __MINGW32__ #ifdef HAVE_CONFIG_H # include "config.h" #endif // HAVE_CONFIG_H #ifdef __MINGW32__ # ifndef _WIN32_WINNT # define _WIN32_WINNT 0x501 # endif // _WIN32_WINNT # include # undef ERROR # include #endif // __MINGW32__ #ifdef HAVE_SYS_SOCKET_H # include #endif // HAVE_SYS_SOCKET_H #ifdef HAVE_NETDB_H # include #endif // HAVE_NETDB_H #include /********************************************************************/ /* * Undefine all the macros. * might defines some of them. */ #ifdef EAI_ADDRFAMILY #undef EAI_ADDRFAMILY #endif #ifdef EAI_AGAIN #undef EAI_AGAIN #endif #ifdef EAI_BADFLAGS #undef EAI_BADFLAGS #endif #ifdef EAI_FAIL #undef EAI_FAIL #endif #ifdef EAI_FAMILY #undef EAI_FAMILY #endif #ifdef EAI_MEMORY #undef EAI_MEMORY #endif #ifdef EAI_NONAME #undef EAI_NONAME #endif #ifdef EAI_OVERFLOW #undef EAI_OVERFLOW #endif #ifdef EAI_SERVICE #undef EAI_SERVICE #endif #ifdef EAI_SOCKTYPE #undef EAI_SOCKTYPE #endif #ifdef EAI_SYSTEM #undef EAI_SYSTEM #endif #ifdef AI_PASSIVE #undef AI_PASSIVE #endif #ifdef AI_CANONNAME #undef AI_CANONNAME #endif #ifdef AI_NUMERICHOST #undef AI_NUMERICHOST #endif #ifdef AI_NUMERICSERV #undef AI_NUMERICSERV #endif #ifdef AI_V4MAPPED #undef AI_V4MAPPED #endif #ifdef AI_ALL #undef AI_ALL #endif #ifdef AI_ADDRCONFIG #undef AI_ADDRCONFIG #endif #ifdef AI_DEFAULT #undef AI_DEFAULT #endif #ifdef NI_NOFQDN #undef NI_NOFQDN #endif #ifdef NI_NUMERICHOST #undef NI_NUMERICHOST #endif #ifdef NI_NAMEREQD #undef NI_NAMEREQD #endif #ifdef NI_NUMERICSERV #undef NI_NUMERICSERV #endif #ifdef NI_NUMERICSCOPE #undef NI_NUMERICSCOPE #endif #ifdef NI_DGRAM #undef NI_DGRAM #endif #ifdef NI_MAXHOST #undef NI_MAXHOST #endif #ifdef NI_MAXSERV #undef NI_MAXSERV #endif /* * Fake struct and function names. * might declares all or some of them. */ #if defined(HAVE_GETADDRINFO) || defined(HAVE_GETNAMEINFO) #define addrinfo my_addrinfo #define gai_strerror my_gai_strerror #define freeaddrinfo my_freeaddrinfo #define getaddrinfo my_getaddrinfo #define getnameinfo my_getnameinfo #endif /* */ /* Possible values for `ai_flags' field in `addrinfo' structure. */ # define AI_PASSIVE 0x0001 /* Socket address is intended for `bind'. */ # define AI_CANONNAME 0x0002 /* Request for canonical name. */ # 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.. */ # ifdef __USE_GNU # define AI_IDN 0x0040 /* IDN encode input (assuming it is encoded in the current locale's character set) before looking it up. */ # define AI_CANONIDN 0x0080 /* Translate canonical name from IDN format. */ # define AI_IDN_ALLOW_UNASSIGNED 0x0100 /* Don't reject unassigned Unicode code points. */ # define AI_IDN_USE_STD3_ASCII_RULES 0x0200 /* Validate strings according to STD3 rules. */ # endif # define AI_NUMERICSERV 0x0400 /* Don't use name resolution. */ /* Error values for `getaddrinfo' function. */ # 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_ADDRFAMILY -9 /* Address family for NAME not supported. */ # define EAI_MEMORY -10 /* Memory allocation failure. */ # define EAI_SYSTEM -11 /* System error returned in `errno'. */ # define EAI_OVERFLOW -12 /* Argument buffer overflow. */ # ifdef __USE_GNU # 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 #define NI_MAXHOST 1025 #define NI_MAXSERV 32 # define NI_NUMERICHOST 1 /* Don't try to look up hostname. */ # define NI_NUMERICSERV 2 /* Don't convert port number to name. */ # define NI_NOFQDN 4 /* Only return nodename portion. */ # define NI_NAMEREQD 8 /* Don't return numeric addresses. */ # define NI_DGRAM 16 /* Look up UDP service rather than TCP. */ # ifdef __USE_GNU # define NI_IDN 32 /* Convert name from IDN format. */ # define NI_IDN_ALLOW_UNASSIGNED 64 /* Don't reject unassigned Unicode code points. */ # define NI_IDN_USE_STD3_ASCII_RULES 128 /* Validate strings according to STD3 rules. */ # endif /* */ #define AI_DEFAULT (AI_V4MAPPED | AI_ADDRCONFIG) /* * Address families and Protocol families. */ #ifndef AF_UNSPEC #define AF_UNSPEC AF_INET #endif #ifndef PF_UNSPEC #define PF_UNSPEC PF_INET #endif /* Nexenta OS(GNU/Solaris OS) defines `struct addrinfo' in netdb.h */ #if !defined( __MINGW32__ ) && !defined( __sun ) /* * struct addrinfo. */ struct addrinfo { int ai_flags; int ai_family; int ai_socktype; int ai_protocol; socklen_t ai_addrlen; char *ai_canonname; struct sockaddr *ai_addr; struct addrinfo *ai_next; }; #endif // !__MINGW32__ && !__sun /* * Functions. */ #ifdef __STDC__ const char *gai_strerror(int); void freeaddrinfo(struct addrinfo *); int getaddrinfo(const char *, const char *, const struct addrinfo *, struct addrinfo **); int getnameinfo(const struct sockaddr *, socklen_t, char *, socklen_t, char *, socklen_t, int); #else const char *gai_strerror(); void freeaddrinfo(); int getaddrinfo(); int getnameinfo(); #endif #ifdef __cplusplus }; #endif /* __cplusplus */ #endif /* not _D_GETADDRINFO_H */