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define IPv6 library functions and structures, as defined in

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RFC2292 and RFC2553.
define internal state structure for IPv6-transport resolver.

Commits for source code will follow.
This commit is contained in:
itojun 1999-07-01 18:15:41 +00:00
parent e061ef3163
commit 10f59f2d42
3 changed files with 158 additions and 3 deletions
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101
include/netdb.h
View File

@ -1,4 +1,33 @@
/* $NetBSD: netdb.h,v 1.11 1998/05/10 17:32:39 kleink Exp $ */ /* $NetBSD: netdb.h,v 1.12 1999/07/01 18:15:41 itojun Exp $ */
/*
* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
* All rights reserved.
*
* 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.
*/
/*- /*-
* Copyright (c) 1980, 1983, 1988, 1993 * Copyright (c) 1980, 1983, 1988, 1993
@ -60,6 +89,7 @@
#define _NETDB_H_ #define _NETDB_H_
#include <sys/cdefs.h> #include <sys/cdefs.h>
#include <sys/types.h>
#include <inttypes.h> #include <inttypes.h>
@ -111,6 +141,17 @@ struct protoent {
int p_proto; /* protocol # */ int p_proto; /* protocol # */
}; };
struct addrinfo {
int ai_flags; /* AI_PASSIVE, AI_CANONNAME, AI_NUMERICHOST */
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 */
};
/* /*
* Error return codes from gethostbyname() and gethostbyaddr() * Error return codes from gethostbyname() and gethostbyaddr()
* (left in extern int h_errno). * (left in extern int h_errno).
@ -128,17 +169,69 @@ struct protoent {
#define NO_ADDRESS NO_DATA /* no address, look for MX record */ #define NO_ADDRESS NO_DATA /* no address, look for MX record */
#endif #endif
/*
* Error return codes from getaddrinfo()
*/
#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()
*/
#define AI_PASSIVE 0x00000001 /* get address to use bind() */
#define AI_CANONNAME 0x00000002 /* fill ai_canonname */
#define AI_NUMERICHOST 0x00000004 /* prevent name resolution */
/* valid flags for addrinfo */
#define AI_MASK (AI_PASSIVE | AI_CANONNAME | AI_NUMERICHOST)
#define AI_ALL 0x00000100 /* IPv6 and IPv4-mapped (with AI_V4MAPPED) */
#define AI_V4MAPPED_CFG 0x00000200 /* accept IPv4-mapped if kernel supports */
#define AI_ADDRCONFIG 0x00000400 /* only if any address is assigned */
#define AI_V4MAPPED 0x00000800 /* accept IPv4-mapped IPv6 address */
/* special recommended flags for getipnodebyname */
#define AI_DEFAULT (AI_V4MAPPED_CFG | AI_ADDRCONFIG)
/*
* Constants for getnameinfo()
*/
#define NI_MAXHOST 1025
#define NI_MAXSERV 32
/*
* Flag values for getnameinfo()
*/
#define NI_NOFQDN 0x00000001
#define NI_NUMERICHOST 0x00000002
#define NI_NAMEREQD 0x00000004
#define NI_NUMERICSERV 0x00000008
#define NI_DGRAM 0x00000010
__BEGIN_DECLS __BEGIN_DECLS
void endhostent __P((void)); void endhostent __P((void));
void endnetent __P((void)); void endnetent __P((void));
void endprotoent __P((void)); void endprotoent __P((void));
void endservent __P((void)); void endservent __P((void));
void freehostent __P((struct hostent *));
struct hostent *gethostbyaddr __P((const char *, int, int)); struct hostent *gethostbyaddr __P((const char *, int, int));
struct hostent *gethostbyname __P((const char *)); struct hostent *gethostbyname __P((const char *));
#if !defined(_XOPEN_SOURCE) #if !defined(_XOPEN_SOURCE)
struct hostent *gethostbyname2 __P((const char *, int)); struct hostent *gethostbyname2 __P((const char *, int));
#endif #endif
struct hostent *gethostent __P((void)); struct hostent *gethostent __P((void));
struct hostent *getipnodebyaddr __P((const void *, size_t, int, int *));
struct hostent *getipnodebyname __P((const char *, int, int, int *));
struct netent *getnetbyaddr __P((unsigned long, int)); struct netent *getnetbyaddr __P((unsigned long, int));
struct netent *getnetbyname __P((const char *)); struct netent *getnetbyname __P((const char *));
struct netent *getnetent __P((void)); struct netent *getnetent __P((void));
@ -158,6 +251,12 @@ void sethostent __P((int));
#endif #endif
void setnetent __P((int)); void setnetent __P((int));
void setprotoent __P((int)); void setprotoent __P((int));
int getaddrinfo __P((const char *, const char *,
const struct addrinfo *, struct addrinfo **));
int getnameinfo __P((const struct sockaddr *, size_t, char *,
size_t, char *, size_t, int));
void freeaddrinfo __P((struct addrinfo *));
char *gai_strerror __P((int));
void setservent __P((int)); void setservent __P((int));
__END_DECLS __END_DECLS

52
include/resolv.h
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@ -1,4 +1,33 @@
/* $NetBSD: resolv.h,v 1.17 1999/01/17 05:08:10 lukem Exp $ */ /* $NetBSD: resolv.h,v 1.18 1999/07/01 18:15:41 itojun Exp $ */
/*
* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
* All rights reserved.
*
* 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.
*/
/*- /*-
* Copyright (c) 1983, 1987, 1989, 1993 * Copyright (c) 1983, 1987, 1989, 1993
@ -62,6 +91,7 @@
#include <sys/param.h> #include <sys/param.h>
#include <sys/types.h> #include <sys/types.h>
#include <sys/cdefs.h> #include <sys/cdefs.h>
#include <sys/socket.h>
#include <stdio.h> #include <stdio.h>
/* /*
@ -118,6 +148,23 @@ struct __res_state {
char lookups[4]; char lookups[4];
}; };
#if 1 /* INET6 */
/*
* replacement of __res_state, separated to keep binary compatibility.
*/
struct __res_state_ext {
struct sockaddr_storage nsaddr_list[MAXNS];
struct {
int af; /* address family for addr, mask */
union {
struct in_addr ina;
struct in6_addr in6a;
} addr, mask;
} sort_list[MAXRESOLVSORT];
};
#endif
/* /*
* Resolver options (keep these in synch with res_debug.c, please) * Resolver options (keep these in synch with res_debug.c, please)
*/ */
@ -183,6 +230,9 @@ struct res_sym {
}; };
extern struct __res_state _res; extern struct __res_state _res;
#if 1 /* INET6 */
extern struct __res_state_ext _res_ext;
#endif
extern const struct res_sym __p_class_syms[]; extern const struct res_sym __p_class_syms[];
extern const struct res_sym __p_type_syms[]; extern const struct res_sym __p_type_syms[];

8
include/unistd.h
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@ -1,4 +1,4 @@
/* $NetBSD: unistd.h,v 1.74 1999/04/20 20:15:48 kleink Exp $ */ /* $NetBSD: unistd.h,v 1.75 1999/07/01 18:15:41 itojun Exp $ */
/*- /*-
* Copyright (c) 1998 The NetBSD Foundation, Inc. * Copyright (c) 1998 The NetBSD Foundation, Inc.
@ -331,6 +331,12 @@ extern int optreset; /* getopt(3) external variable */
extern char *suboptarg; /* getsubopt(3) external variable */ extern char *suboptarg; /* getsubopt(3) external variable */
#endif #endif
#if 1 /*INET6*/
int rresvport_af __P((int *, int));
int ruserok_af __P((const char *, int, const char *, const char *, int));
int iruserok_af __P((const void *, int, const char *, const char *, int));
#endif
__END_DECLS __END_DECLS
#endif /* !_UNISTD_H_ */ #endif /* !_UNISTD_H_ */