📄 netdb.h
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/* * Copyright (C) 2004 Internet Systems Consortium, Inc. ("ISC") * Copyright (C) 2000, 2001 Internet Software Consortium. * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR * PERFORMANCE OF THIS SOFTWARE. *//* $Id: netdb.h.in,v 1.34.206.1 2004/03/06 08:15:35 marka Exp $ */#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_NEEDADDRINFOstruct 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-Authoritive 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_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_MAX 14/* * 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_BEGINDECLSextern 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 notyetstruct 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 notyetstruct 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 */
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