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Code Issues Releases Wiki Activity

move reference implementations into lwres_ namespace.

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This commit is contained in:
Mark Andrews
2000-02-03 21:54:10 +00:00
parent 736a33e263
commit af9cfbc643
8 changed files with 199 additions and 277 deletions
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2
lib/lwres/gai_strerror.c
View File

@@ -11,7 +11,7 @@ you didn't get a copy, you may request one from <license@inner.net>.
#include <errno.h> #include <errno.h>
char * char *
gai_strerror(int errnum) { lwres_gai_strerror(int errnum) {
switch(errnum) { switch(errnum) {
case 0: case 0:
return "no error"; return "no error";

18
lib/lwres/getaddrinfo.c
View File

@@ -3,7 +3,7 @@
* The Berkeley Software Design Inc. software License Agreement specifies * The Berkeley Software Design Inc. software License Agreement specifies
* the terms and conditions for redistribution. * the terms and conditions for redistribution.
* *
* BSDI $Id: getaddrinfo.c,v 1.10 2000/02/03 01:28:49 explorer Exp $ * BSDI $Id: getaddrinfo.c,v 1.11 2000/02/03 21:54:08 marka Exp $
*/ */
@@ -51,7 +51,7 @@ static void set_order(int, int (**)(const char *, int, struct addrinfo **,
#define ISC_AI_MASK (AI_PASSIVE|AI_CANONNAME|AI_NUMERICHOST) #define ISC_AI_MASK (AI_PASSIVE|AI_CANONNAME|AI_NUMERICHOST)
int int
getaddrinfo(const char *hostname, const char *servname, lwres_getaddrinfo(const char *hostname, const char *servname,
const struct addrinfo *hints, struct addrinfo **res) const struct addrinfo *hints, struct addrinfo **res)
{ {
struct servent *sp; struct servent *sp;
@@ -185,7 +185,7 @@ getaddrinfo(const char *hostname, const char *servname,
if (family == AF_INET6 || family == 0) { if (family == AF_INET6 || family == 0) {
ai = ai_alloc(AF_INET6, sizeof(struct sockaddr_in6)); ai = ai_alloc(AF_INET6, sizeof(struct sockaddr_in6));
if (ai == NULL) { if (ai == NULL) {
freeaddrinfo(ai_list); lwres_freeaddrinfo(ai_list);
return (EAI_MEMORY); return (EAI_MEMORY);
} }
ai->ai_socktype = socktype; ai->ai_socktype = socktype;
@@ -338,7 +338,7 @@ add_ipv4(const char *hostname, int flags, struct addrinfo **aip,
ERR(EAI_FAIL); ERR(EAI_FAIL);
if (hostname == NULL && (flags & AI_PASSIVE) == 0) { if (hostname == NULL && (flags & AI_PASSIVE) == 0) {
if ((ai = ai_clone(*aip, AF_INET)) == NULL) { if ((ai = ai_clone(*aip, AF_INET)) == NULL) {
freeaddrinfo(*aip); lwres_freeaddrinfo(*aip);
ERR(EAI_MEMORY); ERR(EAI_MEMORY);
} }
@@ -351,7 +351,7 @@ add_ipv4(const char *hostname, int flags, struct addrinfo **aip,
for (i = 0; i < by->naddrs; i++) { for (i = 0; i < by->naddrs; i++) {
ai = ai_clone(*aip, AF_INET); ai = ai_clone(*aip, AF_INET);
if (ai == NULL) { if (ai == NULL) {
freeaddrinfo(*aip); lwres_freeaddrinfo(*aip);
ERR(EAI_MEMORY); ERR(EAI_MEMORY);
} }
*aip = ai; *aip = ai;
@@ -388,7 +388,7 @@ add_ipv6(const char *hostname, int flags, struct addrinfo **aip,
ERR(EAI_FAIL); ERR(EAI_FAIL);
if (hostname == NULL && (flags & AI_PASSIVE) == 0) { if (hostname == NULL && (flags & AI_PASSIVE) == 0) {
if ((ai = ai_clone(*aip, AF_INET6)) == NULL) { if ((ai = ai_clone(*aip, AF_INET6)) == NULL) {
freeaddrinfo(*aip); lwres_freeaddrinfo(*aip);
ERR(EAI_MEMORY); ERR(EAI_MEMORY);
} }
@@ -400,7 +400,7 @@ add_ipv6(const char *hostname, int flags, struct addrinfo **aip,
LWRES_ADDRTYPE_V6, &by) == 0) { LWRES_ADDRTYPE_V6, &by) == 0) {
for (i = 0; i < by->naddrs; i++) { for (i = 0; i < by->naddrs; i++) {
if ((ai = ai_clone(*aip, AF_INET6)) == NULL) { if ((ai = ai_clone(*aip, AF_INET6)) == NULL) {
freeaddrinfo(*aip); lwres_freeaddrinfo(*aip);
ERR(EAI_MEMORY); ERR(EAI_MEMORY);
} }
*aip = ai; *aip = ai;
@@ -421,7 +421,7 @@ add_ipv6(const char *hostname, int flags, struct addrinfo **aip,
} }
void void
freeaddrinfo(struct addrinfo *ai) { lwres_freeaddrinfo(struct addrinfo *ai) {
struct addrinfo *ai_next; struct addrinfo *ai_next;
while (ai != NULL) { while (ai != NULL) {
@@ -499,7 +499,7 @@ ai_clone(struct addrinfo *oai, int family) {
sizeof(struct sockaddr_in6) : sizeof(struct sockaddr_in))); sizeof(struct sockaddr_in6) : sizeof(struct sockaddr_in)));
if (ai == NULL) { if (ai == NULL) {
freeaddrinfo(oai); lwres_freeaddrinfo(oai);
return (NULL); return (NULL);
} }
if (oai == NULL) if (oai == NULL)

50
lib/lwres/gethost.c
View File

@@ -32,73 +32,73 @@ static struct hostent *he = NULL;
static int copytobuf(struct hostent *, struct hostent *, char *, int); static int copytobuf(struct hostent *, struct hostent *, char *, int);
struct hostent * struct hostent *
gethostbyname(const char *name) { lwres_gethostbyname(const char *name) {
int error; int error;
if (he != NULL) if (he != NULL)
freehostent(he); lwres_freehostent(he);
he = getipnodebyname(name, AF_INET, 0, &error); he = lwres_getipnodebyname(name, AF_INET, 0, &error);
h_errno = error; lwres_h_errno = error;
return (he); return (he);
} }
struct hostent * struct hostent *
gethostbyname2(const char *name, int af) { lwres_gethostbyname2(const char *name, int af) {
int error; int error;
if (he != NULL) if (he != NULL)
freehostent(he); lwres_freehostent(he);
he = getipnodebyname(name, af, 0, &error); he = lwres_getipnodebyname(name, af, 0, &error);
h_errno = error; lwres_h_errno = error;
return (he); return (he);
} }
struct hostent * struct hostent *
gethostbyaddr(const char *addr, int len, int type) { lwres_gethostbyaddr(const char *addr, int len, int type) {
int error; int error;
if (he != NULL) if (he != NULL)
freehostent(he); lwres_freehostent(he);
he = getipnodebyaddr(addr, len, type, &error); he = lwres_getipnodebyaddr(addr, len, type, &error);
h_errno = error; lwres_h_errno = error;
return (he); return (he);
} }
struct hostent * struct hostent *
gethostent(void) { lwres_gethostent(void) {
if (he != NULL) if (he != NULL)
freehostent(he); lwres_freehostent(he);
return (NULL); return (NULL);
} }
void void
sethostent(int stayopen) { lwres_sethostent(int stayopen) {
/* empty */ /* empty */
(void)stayopen; (void)stayopen;
} }
void void
endhostent(void) { lwres_endhostent(void) {
/* empty */ /* empty */
} }
struct hostent * struct hostent *
gethostbyname_r(const char *name, struct hostent *resbuf, lwres_gethostbyname_r(const char *name, struct hostent *resbuf,
char *buf, int buflen, int *error) { char *buf, int buflen, int *error) {
struct hostent *he; struct hostent *he;
int res; int res;
he = getipnodebyname(name, AF_INET, 0, error); he = lwres_getipnodebyname(name, AF_INET, 0, error);
if (he == NULL) if (he == NULL)
return (NULL); return (NULL);
res = copytobuf(he, resbuf, buf, buflen); res = copytobuf(he, resbuf, buf, buflen);
if (he != NULL) if (he != NULL)
freehostent(he); lwres_freehostent(he);
if (res != 0) { if (res != 0) {
errno = ERANGE; errno = ERANGE;
return (NULL); return (NULL);
@@ -107,17 +107,17 @@ gethostbyname_r(const char *name, struct hostent *resbuf,
} }
struct hostent * struct hostent *
gethostbyaddr_r(const char *addr, int len, int type, struct hostent *resbuf, lwres_gethostbyaddr_r(const char *addr, int len, int type, struct hostent *resbuf,
char *buf, int buflen, int *error) { char *buf, int buflen, int *error) {
struct hostent *he; struct hostent *he;
int res; int res;
he = getipnodebyaddr(addr, len, type, error); he = lwres_getipnodebyaddr(addr, len, type, error);
if (he == NULL) if (he == NULL)
return (NULL); return (NULL);
res = copytobuf(he, resbuf, buf, buflen); res = copytobuf(he, resbuf, buf, buflen);
if (he != NULL) if (he != NULL)
freehostent(he); lwres_freehostent(he);
if (res != 0) { if (res != 0) {
errno = ERANGE; errno = ERANGE;
return (NULL); return (NULL);
@@ -126,7 +126,7 @@ gethostbyaddr_r(const char *addr, int len, int type, struct hostent *resbuf,
} }
struct hostent * struct hostent *
gethostent_r(struct hostent *resbuf, char *buf, int buflen, int *error) { lwres_gethostent_r(struct hostent *resbuf, char *buf, int buflen, int *error) {
(void)resbuf; (void)resbuf;
(void)buf; (void)buf;
(void)buflen; (void)buflen;
@@ -135,13 +135,13 @@ gethostent_r(struct hostent *resbuf, char *buf, int buflen, int *error) {
} }
void void
sethostent_r(int stayopen) { lwres_sethostent_r(int stayopen) {
(void)stayopen; (void)stayopen;
/* empty */ /* empty */
} }
void void
endhostent_r(void) { lwres_endhostent_r(void) {
/* empty */ /* empty */
} }

12
lib/lwres/getipnode.c
View File

@@ -83,7 +83,7 @@ static struct hostent * hostfromname(lwres_gabnresponse_t *name, int af);
*/ */
struct hostent * struct hostent *
getipnodebyname(const char *name, int af, int flags, int *error_num) { lwres_getipnodebyname(const char *name, int af, int flags, int *error_num) {
int have_v4 = 1, have_v6 = 1; int have_v4 = 1, have_v6 = 1;
struct in_addr in4; struct in_addr in4;
struct in6_addr in6; struct in6_addr in6;
@@ -179,16 +179,16 @@ getipnodebyname(const char *name, int af, int flags, int *error_num) {
cleanup: cleanup:
if (he1 != NULL) if (he1 != NULL)
freehostent(he1); lwres_freehostent(he1);
if (he2 != NULL) if (he2 != NULL)
freehostent(he2); lwres_freehostent(he2);
if (lwrctx != NULL) if (lwrctx != NULL)
lwres_context_destroy(&lwrctx); lwres_context_destroy(&lwrctx);
return (he3); return (he3);
} }
struct hostent * struct hostent *
getipnodebyaddr(const void *src, size_t len, int af, int *error_num) { lwres_getipnodebyaddr(const void *src, size_t len, int af, int *error_num) {
struct hostent *he1, *he2; struct hostent *he1, *he2;
lwres_context_t *lwrctx = NULL; lwres_context_t *lwrctx = NULL;
lwres_gnbaresponse_t *by = NULL; lwres_gnbaresponse_t *by = NULL;
@@ -246,7 +246,7 @@ getipnodebyaddr(const void *src, size_t len, int af, int *error_num) {
/* Convert from AF_INET to AF_INET6 */ /* Convert from AF_INET to AF_INET6 */
he2 = copyandmerge(he1, NULL, af, error_num); he2 = copyandmerge(he1, NULL, af, error_num);
freehostent(he1); lwres_freehostent(he1);
if (he2 == NULL) if (he2 == NULL)
return (NULL); return (NULL);
/* /*
@@ -281,7 +281,7 @@ getipnodebyaddr(const void *src, size_t len, int af, int *error_num) {
} }
void void
freehostent(struct hostent *he) { lwres_freehostent(struct hostent *he) {
char **cpp; char **cpp;
int names = 1; int names = 1;
int addresses = 1; int addresses = 1;

2
lib/lwres/getnameinfo.c
View File

@@ -75,7 +75,7 @@ static struct afd {
#define ERR(x) do { result = (x); goto cleanup; } while (0) #define ERR(x) do { result = (x); goto cleanup; } while (0)
int int
getnameinfo(const struct sockaddr *sa, size_t salen, char *host, lwres_getnameinfo(const struct sockaddr *sa, size_t salen, char *host,
size_t hostlen, char *serv, size_t servlen, int flags) size_t hostlen, char *serv, size_t servlen, int flags)
{ {
struct afd *afd; struct afd *afd;

20
lib/lwres/getnet.c
View File

@@ -25,7 +25,7 @@
#include "assert_p.h" #include "assert_p.h"
struct netent * struct netent *
getnetbyname(const char *name) { lwres_getnetbyname(const char *name) {
/* XXX */ /* XXX */
UNUSED(name); UNUSED(name);
@@ -33,7 +33,7 @@ getnetbyname(const char *name) {
} }
struct netent * struct netent *
getnetbyaddr(unsigned long net, int type) { lwres_getnetbyaddr(unsigned long net, int type) {
if (type == AF_INET) if (type == AF_INET)
return (NULL); return (NULL);
@@ -44,48 +44,48 @@ getnetbyaddr(unsigned long net, int type) {
} }
struct netent * struct netent *
getnetent() { lwres_getnetent() {
return (NULL); return (NULL);
} }
void void
setnetent(int stayopen) { lwres_setnetent(int stayopen) {
UNUSED(stayopen); UNUSED(stayopen);
/* empty */ /* empty */
} }
void void
endnetent() { lwres_endnetent() {
/* empty */ /* empty */
} }
struct netent * struct netent *
getnetbyname_r(const char *name, struct netent *resbuf, char *buf, lwres_getnetbyname_r(const char *name, struct netent *resbuf, char *buf,
int buflen) int buflen)
{ {
return (NULL); return (NULL);
} }
struct netent * struct netent *
getnetbyaddr_r(long addr, int type, struct netent *resbuf, char *buf, lwres_getnetbyaddr_r(long addr, int type, struct netent *resbuf, char *buf,
int buflen) int buflen)
{ {
return (NULL); return (NULL);
} }
struct netent * struct netent *
getnetent_r(struct netent *resbuf, char *buf, int buflen) { lwres_getnetent_r(struct netent *resbuf, char *buf, int buflen) {
return (NULL); return (NULL);
} }
void void
setnetent_r(int stayopen) { lwres_setnetent_r(int stayopen) {
(void)stayopen; (void)stayopen;
} }
void void
endnetent_r(void) { lwres_endnetent_r(void) {
/* empty */ /* empty */
} }

10
lib/lwres/herror.c
View File

@@ -50,13 +50,13 @@
#if defined(LIBC_SCCS) && !defined(lint) #if defined(LIBC_SCCS) && !defined(lint)
static const char sccsid[] = "@(#)herror.c 8.1 (Berkeley) 6/4/93"; static const char sccsid[] = "@(#)herror.c 8.1 (Berkeley) 6/4/93";
static const char rcsid[] = "$Id: herror.c,v 1.1 2000/01/27 08:08:02 marka Exp $"; static const char rcsid[] = "$Id: herror.c,v 1.2 2000/02/03 21:54:10 marka Exp $";
#endif /* LIBC_SCCS and not lint */ #endif /* LIBC_SCCS and not lint */
#include <stdio.h> #include <stdio.h>
#include <lwres/netdb.h> #include <lwres/netdb.h>
int h_errno; int lwres_h_errno;
/* /*
* these have never been declared in any header file so make them static * these have never been declared in any header file so make them static
@@ -78,8 +78,8 @@ static int h_nerr = { sizeof h_errlist / sizeof h_errlist[0] };
* print the error indicated by the h_errno value. * print the error indicated by the h_errno value.
*/ */
void void
herror(const char *s) { lwres_herror(const char *s) {
fprintf(stderr, "%s: %s\n", s, hstrerror(h_errno)); fprintf(stderr, "%s: %s\n", s, lwres_hstrerror(lwres_h_errno));
} }
/* /*
@@ -87,7 +87,7 @@ herror(const char *s) {
* return the string associated with a given "host" errno value. * return the string associated with a given "host" errno value.
*/ */
const char * const char *
hstrerror(int err) { lwres_hstrerror(int err) {
if (err < 0) if (err < 0)
return ("Resolver internal error"); return ("Resolver internal error");
else if (err < h_nerr) else if (err < h_nerr)

362
lib/lwres/include/lwres/netdb.h.in
View File

@@ -1,5 +1,5 @@
/* /*
* Copyright (C) 2000 Internet Software Consortium. * Copyright(C) 2000 Internet Software Consortium.
* *
* Permission to use, copy, modify, and distribute this software for any * Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above * purpose with or without fee is hereby granted, provided that the above
@@ -18,157 +18,15 @@
#ifndef LWRES_NETDB_H #ifndef LWRES_NETDB_H
#define LWRES_NETDB_H 1 #define LWRES_NETDB_H 1
/* #include <netdb.h>
* ++Copyright++ 1980, 1983, 1988, 1993
* -
* Copyright (c) 1980, 1983, 1988, 1993
* The Regents of the University of California. 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University 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 REGENTS 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 REGENTS 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.
* -
* Portions Copyright (c) 1993 by Digital Equipment Corporation.
*
* 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, and that
* the name of Digital Equipment Corporation not be used in advertising or
* publicity pertaining to distribution of the document or software without
* specific, written prior permission.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND DIGITAL EQUIPMENT CORP. DISCLAIMS ALL
* WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL DIGITAL EQUIPMENT
* CORPORATION 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.
* -
* Portions 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by WIDE Project and
* its contributors.
* 4. 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--
*/
/*
* @(#)netdb.h 8.1 (Berkeley) 6/2/93
* $Id: netdb.h.in,v 1.13 2000/02/03 02:21:18 marka Exp $
*/
#include <stdio.h>
#if 0
#include <lwres/net.h>
#endif
#include <lwres/lang.h> #include <lwres/lang.h>
#ifndef _PATH_HEQUIV
#define _PATH_HEQUIV "/etc/hosts.equiv"
#endif
#ifndef _PATH_HOSTS
#define _PATH_HOSTS "/etc/hosts"
#endif
#ifndef _PATH_NETWORKS
#define _PATH_NETWORKS "/etc/networks"
#endif
#ifndef _PATH_PROTOCOLS
#define _PATH_PROTOCOLS "/etc/protocols"
#endif
#ifndef _PATH_SERVICES
#define _PATH_SERVICES "/etc/services"
#endif
/* /*
* Structures returned by network data base library. All addresses are * Define if <netdb.h> does not declare struct addrinfo.
* supplied in host order, and returned in network order (suitable for
* use in system calls).
*/ */
struct hostent { @ISC_LWRES_NEEDADDRINFO@
char *h_name; /* official name of host */
char **h_aliases; /* alias list */
int h_addrtype; /* host address type */
int h_length; /* length of address */
char **h_addr_list; /* list of addresses from name server */
#define h_addr h_addr_list[0] /* address, for backward compatiblity */
};
/*
* Assumption here is that a network number
* fits in an unsigned long -- probably a poor one.
*/
struct netent {
char *n_name; /* official name of net */
char **n_aliases; /* alias list */
int n_addrtype; /* net address type */
unsigned long n_net; /* network # */
};
struct servent {
char *s_name; /* official service name */
char **s_aliases; /* alias list */
int s_port; /* port # */
char *s_proto; /* protocol to use */
};
struct protoent {
char *p_name; /* official protocol name */
char **p_aliases; /* alias list */
int p_proto; /* protocol # */
};
#ifdef ISC_LWRES_NEEDADDRINFO
struct addrinfo { struct addrinfo {
int ai_flags; /* AI_PASSIVE, AI_CANONNAME */ int ai_flags; /* AI_PASSIVE, AI_CANONNAME */
int ai_family; /* PF_xxx */ int ai_family; /* PF_xxx */
@@ -179,12 +37,26 @@ struct addrinfo {
struct sockaddr *ai_addr; /* binary address */ struct sockaddr *ai_addr; /* binary address */
struct addrinfo *ai_next; /* next structure in linked list */ 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() * Error return codes from gethostbyname() and gethostbyaddr()
* (left in extern int h_errno). *(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_INTERNAL -1 /* see errno */
#define NETDB_SUCCESS 0 /* no problem */ #define NETDB_SUCCESS 0 /* no problem */
#define HOST_NOT_FOUND 1 /* Authoritative Answer Host not found */ #define HOST_NOT_FOUND 1 /* Authoritative Answer Host not found */
@@ -197,6 +69,21 @@ struct addrinfo {
* Error return codes from getaddrinfo() * 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_ADDRFAMILY 1 /* address family for hostname not supported */
#define EAI_AGAIN 2 /* temporary failure in name resolution */ #define EAI_AGAIN 2 /* temporary failure in name resolution */
#define EAI_BADFLAGS 3 /* invalid value for ai_flags */ #define EAI_BADFLAGS 3 /* invalid value for ai_flags */
@@ -215,28 +102,45 @@ struct addrinfo {
/* /*
* Flag values for getaddrinfo() * Flag values for getaddrinfo()
*/ */
#undef AI_PASSIVE
#undef AI_CANONNAME
#undef AI_NUMERICHOST
#define AI_PASSIVE 0x00000001 #define AI_PASSIVE 0x00000001
#define AI_CANONNAME 0x00000002 #define AI_CANONNAME 0x00000002
#define AI_NUMERICHOST 0x00000004 #define AI_NUMERICHOST 0x00000004
#define AI_MASK 0x00000007
/* /*
* Flag values for getipnodebyname() * Flag values for getipnodebyname()
*/ */
#undef AI_V4MAPPED
#undef AI_ALL
#undef AI_ADDRCONFIG
#undef AI_DEFAULT
#define AI_V4MAPPED 0x00000008 #define AI_V4MAPPED 0x00000008
#define AI_ALL 0x00000010 #define AI_ALL 0x00000010
#define AI_ADDRCONFIG 0x00000020 #define AI_ADDRCONFIG 0x00000020
#define AI_DEFAULT (AI_V4MAPPED|AI_ADDRCONFIG) #define AI_DEFAULT (AI_V4MAPPED|AI_ADDRCONFIG)
/* /*
* Constants for getnameinfo() * Constants for lwres_getnameinfo()
*/ */
#undef NI_MAXHOST
#undef NI_MAXSERV
#define NI_MAXHOST 1025 #define NI_MAXHOST 1025
#define NI_MAXSERV 32 #define NI_MAXSERV 32
/* /*
* Flag values for getnameinfo() * Flag values for lwres_getnameinfo()
*/ */
#undef NI_NOFQDN
#undef NI_NUMERICHOST
#undef NI_NAMEREQD
#undef NI_NUMERICSERV
#undef NI_DGRAM
#define NI_NOFQDN 0x00000001 #define NI_NOFQDN 0x00000001
#define NI_NUMERICHOST 0x00000002 #define NI_NUMERICHOST 0x00000002
#define NI_NAMEREQD 0x00000004 #define NI_NAMEREQD 0x00000004
@@ -251,6 +155,10 @@ struct addrinfo {
#ifdef LWRES_NAMESPACE #ifdef LWRES_NAMESPACE
/*
* Use our versions not the ones from the C library.
*/
#define getnameinfo lwres_getnameinfo #define getnameinfo lwres_getnameinfo
#define getaddrinfo lwres_getaddrinfo #define getaddrinfo lwres_getaddrinfo
#define freeaddrinfo lwres_freeaddrinfo #define freeaddrinfo lwres_freeaddrinfo
@@ -277,6 +185,7 @@ struct addrinfo {
#define sethostent_r lwres_sethostent_r #define sethostent_r lwres_sethostent_r
#define endhostent_r lwres_endhostent_r #define endhostent_r lwres_endhostent_r
#ifdef notyet
#define getservbyname lwres_getservbyname #define getservbyname lwres_getservbyname
#define getservbyport lwres_getservbyport #define getservbyport lwres_getservbyport
#define getservent lwres_getservent #define getservent lwres_getservent
@@ -300,6 +209,7 @@ struct addrinfo {
#define getprotoent_r lwres_getprotoent_r #define getprotoent_r lwres_getprotoent_r
#define setprotoent_r lwres_setprotoent_r #define setprotoent_r lwres_setprotoent_r
#define endprotoent_r lwres_endprotoent_r #define endprotoent_r lwres_endprotoent_r
#endif
#define getnetbyname lwres_getnetbyname #define getnetbyname lwres_getnetbyname
#define getnetbyaddr lwres_getnetbyaddr #define getnetbyaddr lwres_getnetbyaddr
@@ -317,93 +227,105 @@ struct addrinfo {
#endif #endif
extern int h_errno;
LWRES_LANG_BEGINDECLS LWRES_LANG_BEGINDECLS
#ifndef __P
#define __P(x) x extern int lwres_h_errno;
#endif
void endhostent __P((void)); int lwres_getaddrinfo(const char *, const char *,
void endnetent __P((void)); const struct addrinfo *, struct addrinfo **);
void endprotoent __P((void)); int lwres_getnameinfo(const struct sockaddr *, size_t, char *,
void endservent __P((void)); size_t, char *, size_t, int);
struct hostent *gethostbyaddr __P((const char *, int, int)); void lwres_freeaddrinfo(struct addrinfo *);
struct hostent *gethostbyname __P((const char *)); char *lwres_gai_strerror(int);
struct hostent *gethostbyname2 __P((const char *, int));
struct hostent *gethostent __P((void)); struct hostent *lwres_gethostbyaddr(const char *, int, int);
struct netent *getnetbyaddr __P((unsigned long, int)); struct hostent *lwres_gethostbyname(const char *);
struct netent *getnetbyname __P((const char *)); struct hostent *lwres_gethostbyname2(const char *, int);
struct netent *getnetent __P((void)); struct hostent *lwres_gethostent(void);
struct protoent *getprotobyname __P((const char *)); struct hostent *lwres_getipnodebyname(const char *, int, int, int *);
struct protoent *getprotobynumber __P((int)); struct hostent *lwres_getipnodebyaddr(const void *, size_t, int, int *);
struct protoent *getprotoent __P((void)); void lwres_endhostent(void);
struct servent *getservbyname __P((const char *, const char *)); void lwres_sethostent(int);
struct servent *getservbyport __P((int, const char *)); /* void lwres_sethostfile(const char *); */
struct servent *getservent __P((void)); void lwres_freehostent(struct hostent *);
void herror __P((const char *));
const char *hstrerror __P((int)); struct netent *lwres_getnetbyaddr(unsigned long, int);
void sethostent __P((int)); struct netent *lwres_getnetbyname(const char *);
/* void sethostfile __P((const char *)); */ struct netent *lwres_getnetent(void);
void setnetent __P((int)); void lwres_endnetent(void);
void setprotoent __P((int)); void lwres_setnetent(int);
void setservent __P((int));
int getaddrinfo __P((const char *, const char *, #ifdef notyet
const struct addrinfo *, struct addrinfo **)); struct protoent *lwres_getprotobyname(const char *);
int getnameinfo __P((const struct sockaddr *, size_t, char *, struct protoent *lwres_getprotobynumber(int);
size_t, char *, size_t, int)); struct protoent *lwres_getprotoent(void);
void freeaddrinfo __P((struct addrinfo *)); void lwres_endprotoent(void);
char *gai_strerror __P((int)); void lwres_setprotoent(int);
struct hostent *getipnodebyname __P((const char *, int, int, int *));
struct hostent *getipnodebyaddr __P((const void *, size_t, int, int *)); struct servent *lwres_getservbyname(const char *, const char *);
void freehostent __P((struct hostent *)); 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);
#ifdef _REENTRANT #ifdef _REENTRANT
struct hostent *gethostbyaddr_r __P((const char *, int, int, struct hostent *, struct hostent *lwres_gethostbyaddr_r(const char *, int, int, struct hostent *,
char *, int, int *)); char *, int, int *);
struct hostent *gethostbyname_r __P((const char *, struct hostent *, struct hostent *lwres_gethostbyname_r(const char *, struct hostent *,
char *, int, int *)); char *, int, int *);
struct hostent *gethostent_r __P((struct hostent *, char *, int, int *)); struct hostent *lwres_gethostent_r(struct hostent *, char *, int, int *);
void sethostent_r __P((int)); void lwres_sethostent_r(int);
void endhostent_r __P((void)); void lwres_endhostent_r(void);
struct netent *getnetbyname_r __P((const char *, struct netent *, struct netent *lwres_getnetbyname_r(const char *, struct netent *,
char *, int)); char *, int);
struct netent *getnetbyaddr_r __P((long, int, struct netent *, struct netent *lwres_getnetbyaddr_r(long, int, struct netent *,
char *, int)); char *, int);
struct netent *getnetent_r __P((struct netent *, char *, int)); struct netent *lwres_getnetent_r(struct netent *, char *, int);
void setnetent_r __P((int)); void lwres_setnetent_r(int);
void endnetent_r __P((void)); void lwres_endnetent_r(void);
struct protoent *getprotobyname_r __P((const char *, #ifdef notyet
struct protoent *, char *, int)); struct protoent *lwres_getprotobyname_r(const char *,
struct protoent *getprotobynumber_r __P((int, struct protoent *, char *, int);
struct protoent *, char *, int)); struct protoent *lwres_getprotobynumber_r(int,
struct protoent *getprotoent_r __P((struct protoent *, char *, int)); struct protoent *, char *, int);
void setprotoent_r __P((int)); struct protoent *lwres_getprotoent_r(struct protoent *, char *, int);
void endprotoent_r __P((void)); 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 */
#endif /* _REENTRANT */
struct servent *getservbyname_r __P((const char *name, const char *,
struct servent *, char *, int));
struct servent *getservbyport_r __P((int port, const char *,
struct servent *, char *, int));
struct servent *getservent_r __P((struct servent *, char *, int));
void setservent_r __P((int));
void endservent_r __P((void));
#endif
LWRES_LANG_ENDDECLS LWRES_LANG_ENDDECLS
#ifdef notyet
/* This is nec'y to make this include file properly replace the sun version. */ /* This is nec'y to make this include file properly replace the sun version. */
#ifdef sun #ifdef sun
#ifdef __GNU_LIBRARY__ #ifdef __GNU_LIBRARY__
#include <rpc/netdb.h> #include <rpc/netdb.h>
#else #else /* !__GNU_LIBRARY__ */
struct rpcent { struct rpcent {
char *r_name; /* name of server for this rpc program */ char *r_name; /* name of server for this rpc program */
char **r_aliases; /* alias list */ char **r_aliases; /* alias list */
int r_number; /* rpc program number */ int r_number; /* rpc program number */
}; };
struct rpcent *getrpcbyname(), *getrpcbynumber(), *getrpcent(); struct rpcent *lwres_getrpcbyname();
struct rpcent *lwres_getrpcbynumber(),
struct rpcent *lwres_getrpcent();
#endif /* __GNU_LIBRARY__ */ #endif /* __GNU_LIBRARY__ */
#endif /* sun */ #endif /* sun */
#endif /* notyet */
#endif #endif