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/*
* 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.
*/
/*! \file */
#ifndef IRS_NETDB_H
#define IRS_NETDB_H 1
#include <stddef.h> /* Required on FreeBSD (and others?) for size_t. */
#include <netdb.h> /* Contractual provision. */
/*
* Define if <netdb.h> does not declare struct addrinfo.
*/
#undef ISC_IRS_NEEDADDRINFO
#ifdef ISC_IRS_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-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(). EAI_INSECUREDATA is our own extension
* and it's very unlikely to be already defined, but undef it just in case; it
* at least doesn't do any harm.
*/
#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_INSECUREDATA
#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_INSECUREDATA 15
#define EAI_MAX 16
/*
* 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 to map into irs_ namespace.
*/
#define IRS_NAMESPACE
#ifdef IRS_NAMESPACE
/*
* Use our versions not the ones from the C library.
*/
#ifdef getnameinfo
#undef getnameinfo
#endif
#define getnameinfo irs_getnameinfo
#ifdef getaddrinfo
#undef getaddrinfo
#endif
#define getaddrinfo irs_getaddrinfo
#ifdef freeaddrinfo
#undef freeaddrinfo
#endif
#define freeaddrinfo irs_freeaddrinfo
#ifdef gai_strerror
#undef gai_strerror
#endif
#define gai_strerror irs_gai_strerror
#endif
extern int getaddrinfo (const char *name,
const char *service,
const struct addrinfo *req,
struct addrinfo **pai);
extern int getnameinfo (const struct sockaddr *sa,
socklen_t salen, char *host,
socklen_t hostlen, char *serv,
socklen_t servlen, int flags);
extern void freeaddrinfo (struct addrinfo *ai);
extern const char *gai_strerror (int ecode);
/*
* Define to map into irs_ namespace.
*/
#define IRS_NAMESPACE
#ifdef IRS_NAMESPACE
/*
* Use our versions not the ones from the C library.
*/
#ifdef getnameinfo
#undef getnameinfo
#endif
#define getnameinfo irs_getnameinfo
#ifdef getaddrinfo
#undef getaddrinfo
#endif
#define getaddrinfo irs_getaddrinfo
#ifdef freeaddrinfo
#undef freeaddrinfo
#endif
#define freeaddrinfo irs_freeaddrinfo
#ifdef gai_strerror
#undef gai_strerror
#endif
#define gai_strerror irs_gai_strerror
int
getaddrinfo(const char *hostname, const char *servname,
const struct addrinfo *hints, struct addrinfo **res);
int
getnameinfo(const struct sockaddr *sa, IRS_GETNAMEINFO_SOCKLEN_T salen,
char *host, IRS_GETNAMEINFO_BUFLEN_T hostlen,
char *serv, IRS_GETNAMEINFO_BUFLEN_T servlen,
IRS_GETNAMEINFO_FLAGS_T flags);
void freeaddrinfo (struct addrinfo *ai);
IRS_GAISTRERROR_RETURN_T
gai_strerror(int ecode);
#endif
/*
* Tell Emacs to use C mode on this file.
* Local variables:
* mode: c
* End:
*/
#endif /* IRS_NETDB_H */
./BlackJoker Mini Shell 1.0