/* * Copyright (C) Internet Systems Consortium, Inc. ("ISC") * * This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. * * See the COPYRIGHT file distributed with this work for additional * information regarding copyright ownership. */ /* $Id: netdb.h.in,v 1.41 2009/01/18 23:48:14 tbox Exp $ */ /*! \file */ #ifndef LWRES_NETDB_H #define LWRES_NETDB_H 1 #include <stddef.h> /* Required on FreeBSD (and others?) for size_t. */ #include <netdb.h> /* Contractual provision. */ #include <lwres/lang.h> /* * Define if <netdb.h> does not declare struct addrinfo. */ #undef ISC_LWRES_NEEDADDRINFO #ifdef ISC_LWRES_NEEDADDRINFO struct addrinfo { int ai_flags; /* AI_PASSIVE, AI_CANONNAME */ int ai_family; /* PF_xxx */ int ai_socktype; /* SOCK_xxx */ int ai_protocol; /* 0 or IPPROTO_xxx for IPv4 and IPv6 */ size_t ai_addrlen; /* Length of ai_addr */ char *ai_canonname; /* Canonical name for hostname */ struct sockaddr *ai_addr; /* Binary address */ struct addrinfo *ai_next; /* Next structure in linked list */ }; #endif /* * Undefine all #defines we are interested in as <netdb.h> may or may not have * defined them. */ /* * Error return codes from gethostbyname() and gethostbyaddr() * (left in extern int h_errno). */ #undef NETDB_INTERNAL #undef NETDB_SUCCESS #undef HOST_NOT_FOUND #undef TRY_AGAIN #undef NO_RECOVERY #undef NO_DATA #undef NO_ADDRESS #define NETDB_INTERNAL -1 /* see errno */ #define NETDB_SUCCESS 0 /* no problem */ #define HOST_NOT_FOUND 1 /* Authoritative Answer Host not found */ #define TRY_AGAIN 2 /* Non-Authoritative Host not found, or SERVERFAIL */ #define NO_RECOVERY 3 /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */ #define NO_DATA 4 /* Valid name, no data record of requested type */ #define NO_ADDRESS NO_DATA /* no address, look for MX record */ /* * Error return codes from getaddrinfo() */ #undef EAI_ADDRFAMILY #undef EAI_AGAIN #undef EAI_BADFLAGS #undef EAI_FAIL #undef EAI_FAMILY #undef EAI_MEMORY #undef EAI_NODATA #undef EAI_NONAME #undef EAI_SERVICE #undef EAI_SOCKTYPE #undef EAI_SYSTEM #undef EAI_BADHINTS #undef EAI_PROTOCOL #undef EAI_OVERFLOW #undef EAI_MAX #define EAI_ADDRFAMILY 1 /* address family for hostname not supported */ #define EAI_AGAIN 2 /* temporary failure in name resolution */ #define EAI_BADFLAGS 3 /* invalid value for ai_flags */ #define EAI_FAIL 4 /* non-recoverable failure in name resolution */ #define EAI_FAMILY 5 /* ai_family not supported */ #define EAI_MEMORY 6 /* memory allocation failure */ #define EAI_NODATA 7 /* no address associated with hostname */ #define EAI_NONAME 8 /* hostname nor servname provided, or not known */ #define EAI_SERVICE 9 /* servname not supported for ai_socktype */ #define EAI_SOCKTYPE 10 /* ai_socktype not supported */ #define EAI_SYSTEM 11 /* system error returned in errno */ #define EAI_BADHINTS 12 #define EAI_PROTOCOL 13 #define EAI_OVERFLOW 14 #define EAI_MAX 15 /* * Flag values for getaddrinfo() */ #undef AI_PASSIVE #undef AI_CANONNAME #undef AI_NUMERICHOST #define AI_PASSIVE 0x00000001 #define AI_CANONNAME 0x00000002 #define AI_NUMERICHOST 0x00000004 /* * Flag values for getipnodebyname() */ #undef AI_V4MAPPED #undef AI_ALL #undef AI_ADDRCONFIG #undef AI_DEFAULT #define AI_V4MAPPED 0x00000008 #define AI_ALL 0x00000010 #define AI_ADDRCONFIG 0x00000020 #define AI_DEFAULT (AI_V4MAPPED|AI_ADDRCONFIG) /* * Constants for lwres_getnameinfo() */ #undef NI_MAXHOST #undef NI_MAXSERV #define NI_MAXHOST 1025 #define NI_MAXSERV 32 /* * Flag values for lwres_getnameinfo() */ #undef NI_NOFQDN #undef NI_NUMERICHOST #undef NI_NAMEREQD #undef NI_NUMERICSERV #undef NI_DGRAM #undef NI_NUMERICSCOPE #define NI_NOFQDN 0x00000001 #define NI_NUMERICHOST 0x00000002 #define NI_NAMEREQD 0x00000004 #define NI_NUMERICSERV 0x00000008 #define NI_DGRAM 0x00000010 #define NI_NUMERICSCOPE 0x00000020 /*2553bis-00*/ /* * Define if <netdb.h> does not declare struct rrsetinfo. */ #define ISC_LWRES_NEEDRRSETINFO 1 #ifdef ISC_LWRES_NEEDRRSETINFO /* * Structures for getrrsetbyname() */ struct rdatainfo { unsigned int rdi_length; unsigned char *rdi_data; }; struct rrsetinfo { unsigned int rri_flags; int rri_rdclass; int rri_rdtype; unsigned int rri_ttl; unsigned int rri_nrdatas; unsigned int rri_nsigs; char *rri_name; struct rdatainfo *rri_rdatas; struct rdatainfo *rri_sigs; }; /* * Flags for getrrsetbyname() */ #define RRSET_VALIDATED 0x00000001 /* Set was dnssec validated */ /* * Return codes for getrrsetbyname() */ #define ERRSET_SUCCESS 0 #define ERRSET_NOMEMORY 1 #define ERRSET_FAIL 2 #define ERRSET_INVAL 3 #define ERRSET_NONAME 4 #define ERRSET_NODATA 5 #endif /* * Define to map into lwres_ namespace. */ #define LWRES_NAMESPACE #ifdef LWRES_NAMESPACE /* * Use our versions not the ones from the C library. */ #ifdef getnameinfo #undef getnameinfo #endif #define getnameinfo lwres_getnameinfo #ifdef getaddrinfo #undef getaddrinfo #endif #define getaddrinfo lwres_getaddrinfo #ifdef freeaddrinfo #undef freeaddrinfo #endif #define freeaddrinfo lwres_freeaddrinfo #ifdef gai_strerror #undef gai_strerror #endif #define gai_strerror lwres_gai_strerror #ifdef herror #undef herror #endif #define herror lwres_herror #ifdef hstrerror #undef hstrerror #endif #define hstrerror lwres_hstrerror #ifdef getipnodebyname #undef getipnodebyname #endif #define getipnodebyname lwres_getipnodebyname #ifdef getipnodebyaddr #undef getipnodebyaddr #endif #define getipnodebyaddr lwres_getipnodebyaddr #ifdef freehostent #undef freehostent #endif #define freehostent lwres_freehostent #ifdef gethostbyname #undef gethostbyname #endif #define gethostbyname lwres_gethostbyname #ifdef gethostbyname2 #undef gethostbyname2 #endif #define gethostbyname2 lwres_gethostbyname2 #ifdef gethostbyaddr #undef gethostbyaddr #endif #define gethostbyaddr lwres_gethostbyaddr #ifdef gethostent #undef gethostent #endif #define gethostent lwres_gethostent #ifdef sethostent #undef sethostent #endif #define sethostent lwres_sethostent #ifdef endhostent #undef endhostent #endif #define endhostent lwres_endhostent /* #define sethostfile lwres_sethostfile */ #ifdef gethostbyname_r #undef gethostbyname_r #endif #define gethostbyname_r lwres_gethostbyname_r #ifdef gethostbyaddr_r #undef gethostbyaddr_r #endif #define gethostbyaddr_r lwres_gethostbyaddr_r #ifdef gethostent_r #undef gethostent_r #endif #define gethostent_r lwres_gethostent_r #ifdef sethostent_r #undef sethostent_r #endif #define sethostent_r lwres_sethostent_r #ifdef endhostent_r #undef endhostent_r #endif #define endhostent_r lwres_endhostent_r #ifdef getrrsetbyname #undef getrrsetbyname #endif #define getrrsetbyname lwres_getrrsetbyname #ifdef freerrset #undef freerrset #endif #define freerrset lwres_freerrset #ifdef notyet #define getservbyname lwres_getservbyname #define getservbyport lwres_getservbyport #define getservent lwres_getservent #define setservent lwres_setservent #define endservent lwres_endservent #define getservbyname_r lwres_getservbyname_r #define getservbyport_r lwres_getservbyport_r #define getservent_r lwres_getservent_r #define setservent_r lwres_setservent_r #define endservent_r lwres_endservent_r #define getprotobyname lwres_getprotobyname #define getprotobynumber lwres_getprotobynumber #define getprotoent lwres_getprotoent #define setprotoent lwres_setprotoent #define endprotoent lwres_endprotoent #define getprotobyname_r lwres_getprotobyname_r #define getprotobynumber_r lwres_getprotobynumber_r #define getprotoent_r lwres_getprotoent_r #define setprotoent_r lwres_setprotoent_r #define endprotoent_r lwres_endprotoent_r #ifdef getnetbyname #undef getnetbyname #endif #define getnetbyname lwres_getnetbyname #ifdef getnetbyaddr #undef getnetbyaddr #endif #define getnetbyaddr lwres_getnetbyaddr #ifdef getnetent #undef getnetent #endif #define getnetent lwres_getnetent #ifdef setnetent #undef setnetent #endif #define setnetent lwres_setnetent #ifdef endnetent #undef endnetent #endif #define endnetent lwres_endnetent #ifdef getnetbyname_r #undef getnetbyname_r #endif #define getnetbyname_r lwres_getnetbyname_r #ifdef getnetbyaddr_r #undef getnetbyaddr_r #endif #define getnetbyaddr_r lwres_getnetbyaddr_r #ifdef getnetent_r #undef getnetent_r #endif #define getnetent_r lwres_getnetent_r #ifdef setnetent_r #undef setnetent_r #endif #define setnetent_r lwres_setnetent_r #ifdef endnetent_r #undef endnetent_r #endif #define endnetent_r lwres_endnetent_r #endif /* notyet */ #ifdef h_errno #undef h_errno #endif #define h_errno lwres_h_errno #endif /* LWRES_NAMESPACE */ LWRES_LANG_BEGINDECLS extern int lwres_h_errno; int lwres_getaddrinfo(const char *, const char *, const struct addrinfo *, struct addrinfo **); int lwres_getnameinfo(const struct sockaddr *, size_t, char *, size_t, char *, size_t, int); void lwres_freeaddrinfo(struct addrinfo *); char *lwres_gai_strerror(int); struct hostent *lwres_gethostbyaddr(const char *, int, int); struct hostent *lwres_gethostbyname(const char *); struct hostent *lwres_gethostbyname2(const char *, int); struct hostent *lwres_gethostent(void); struct hostent *lwres_getipnodebyname(const char *, int, int, int *); struct hostent *lwres_getipnodebyaddr(const void *, size_t, int, int *); void lwres_endhostent(void); void lwres_sethostent(int); /* void lwres_sethostfile(const char *); */ void lwres_freehostent(struct hostent *); int lwres_getrrsetbyname(const char *, unsigned int, unsigned int, unsigned int, struct rrsetinfo **); void lwres_freerrset(struct rrsetinfo *); #ifdef notyet struct netent *lwres_getnetbyaddr(unsigned long, int); struct netent *lwres_getnetbyname(const char *); struct netent *lwres_getnetent(void); void lwres_endnetent(void); void lwres_setnetent(int); struct protoent *lwres_getprotobyname(const char *); struct protoent *lwres_getprotobynumber(int); struct protoent *lwres_getprotoent(void); void lwres_endprotoent(void); void lwres_setprotoent(int); struct servent *lwres_getservbyname(const char *, const char *); struct servent *lwres_getservbyport(int, const char *); struct servent *lwres_getservent(void); void lwres_endservent(void); void lwres_setservent(int); #endif /* notyet */ void lwres_herror(const char *); const char *lwres_hstrerror(int); struct hostent *lwres_gethostbyaddr_r(const char *, int, int, struct hostent *, char *, int, int *); struct hostent *lwres_gethostbyname_r(const char *, struct hostent *, char *, int, int *); struct hostent *lwres_gethostent_r(struct hostent *, char *, int, int *); void lwres_sethostent_r(int); void lwres_endhostent_r(void); #ifdef notyet struct netent *lwres_getnetbyname_r(const char *, struct netent *, char *, int); struct netent *lwres_getnetbyaddr_r(long, int, struct netent *, char *, int); struct netent *lwres_getnetent_r(struct netent *, char *, int); void lwres_setnetent_r(int); void lwres_endnetent_r(void); struct protoent *lwres_getprotobyname_r(const char *, struct protoent *, char *, int); struct protoent *lwres_getprotobynumber_r(int, struct protoent *, char *, int); struct protoent *lwres_getprotoent_r(struct protoent *, char *, int); void lwres_setprotoent_r(int); void lwres_endprotoent_r(void); struct servent *lwres_getservbyname_r(const char *name, const char *, struct servent *, char *, int); struct servent *lwres_getservbyport_r(int port, const char *, struct servent *, char *, int); struct servent *lwres_getservent_r(struct servent *, char *, int); void lwres_setservent_r(int); void lwres_endservent_r(void); #endif /* notyet */ LWRES_LANG_ENDDECLS #ifdef notyet /* This is nec'y to make this include file properly replace the sun version. */ #ifdef sun #ifdef __GNU_LIBRARY__ #include <rpc/netdb.h> /* Required. */ #else /* !__GNU_LIBRARY__ */ struct rpcent { char *r_name; /* name of server for this rpc program */ char **r_aliases; /* alias list */ int r_number; /* rpc program number */ }; struct rpcent *lwres_getrpcbyname(); struct rpcent *lwres_getrpcbynumber(), struct rpcent *lwres_getrpcent(); #endif /* __GNU_LIBRARY__ */ #endif /* sun */ #endif /* notyet */ /* * Tell Emacs to use C mode on this file. * Local variables: * mode: c * End: */ #endif /* LWRES_NETDB_H */