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-rw-r--r--contrib/bind9/bin/named/lwdgnba.c272
1 files changed, 0 insertions, 272 deletions
diff --git a/contrib/bind9/bin/named/lwdgnba.c b/contrib/bind9/bin/named/lwdgnba.c
deleted file mode 100644
index a500d27..0000000
--- a/contrib/bind9/bin/named/lwdgnba.c
+++ /dev/null
@@ -1,272 +0,0 @@
-/*
- * Copyright (C) 2004, 2005 Internet Systems Consortium, Inc. ("ISC")
- * Copyright (C) 2000-2002 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: lwdgnba.c,v 1.16.18.2 2005/04/29 00:15:24 marka Exp $ */
-
-/*! \file */
-
-#include <config.h>
-
-#include <isc/socket.h>
-#include <isc/string.h> /* Required for HP/UX (and others?) */
-#include <isc/util.h>
-
-#include <dns/adb.h>
-#include <dns/byaddr.h>
-#include <dns/result.h>
-
-#include <named/types.h>
-#include <named/lwdclient.h>
-
-static void start_byaddr(ns_lwdclient_t *);
-
-static void
-byaddr_done(isc_task_t *task, isc_event_t *event) {
- ns_lwdclient_t *client;
- ns_lwdclientmgr_t *cm;
- dns_byaddrevent_t *bevent;
- int lwres;
- lwres_buffer_t lwb;
- dns_name_t *name;
- isc_result_t result;
- lwres_result_t lwresult;
- isc_region_t r;
- isc_buffer_t b;
- lwres_gnbaresponse_t *gnba;
- isc_uint16_t naliases;
-
- UNUSED(task);
-
- lwb.base = NULL;
- client = event->ev_arg;
- cm = client->clientmgr;
- INSIST(client->byaddr == (dns_byaddr_t *)event->ev_sender);
-
- bevent = (dns_byaddrevent_t *)event;
- gnba = &client->gnba;
-
- ns_lwdclient_log(50, "byaddr event result = %s",
- isc_result_totext(bevent->result));
-
- result = bevent->result;
- if (result != ISC_R_SUCCESS) {
- dns_byaddr_destroy(&client->byaddr);
- isc_event_free(&event);
- bevent = NULL;
-
- if (client->na.family != AF_INET6 ||
- (client->options & DNS_BYADDROPT_IPV6INT) != 0) {
- if (result == DNS_R_NCACHENXDOMAIN ||
- result == DNS_R_NCACHENXRRSET ||
- result == DNS_R_NXDOMAIN ||
- result == DNS_R_NXRRSET)
- lwresult = LWRES_R_NOTFOUND;
- else
- lwresult = LWRES_R_FAILURE;
- ns_lwdclient_errorpktsend(client, lwresult);
- return;
- }
-
- /*
- * Fall back to ip6.int reverse if the default ip6.arpa
- * fails.
- */
- client->options |= DNS_BYADDROPT_IPV6INT;
-
- start_byaddr(client);
- return;
- }
-
- for (name = ISC_LIST_HEAD(bevent->names);
- name != NULL;
- name = ISC_LIST_NEXT(name, link))
- {
- b = client->recv_buffer;
-
- result = dns_name_totext(name, ISC_TRUE, &client->recv_buffer);
- if (result != ISC_R_SUCCESS)
- goto out;
- ns_lwdclient_log(50, "found name '%.*s'",
- (int)(client->recv_buffer.used - b.used),
- (char *)(b.base) + b.used);
- if (gnba->realname == NULL) {
- gnba->realname = (char *)(b.base) + b.used;
- gnba->realnamelen = client->recv_buffer.used - b.used;
- } else {
- naliases = gnba->naliases;
- if (naliases >= LWRES_MAX_ALIASES)
- break;
- gnba->aliases[naliases] = (char *)(b.base) + b.used;
- gnba->aliaslen[naliases] =
- client->recv_buffer.used - b.used;
- gnba->naliases++;
- }
- }
-
- dns_byaddr_destroy(&client->byaddr);
- isc_event_free(&event);
-
- /*
- * Render the packet.
- */
- client->pkt.recvlength = LWRES_RECVLENGTH;
- client->pkt.authtype = 0; /* XXXMLG */
- client->pkt.authlength = 0;
- client->pkt.result = LWRES_R_SUCCESS;
-
- lwres = lwres_gnbaresponse_render(cm->lwctx,
- gnba, &client->pkt, &lwb);
- if (lwres != LWRES_R_SUCCESS)
- goto out;
-
- r.base = lwb.base;
- r.length = lwb.used;
- client->sendbuf = r.base;
- client->sendlength = r.length;
- result = ns_lwdclient_sendreply(client, &r);
- if (result != ISC_R_SUCCESS)
- goto out;
-
- NS_LWDCLIENT_SETSEND(client);
-
- return;
-
- out:
- if (client->byaddr != NULL)
- dns_byaddr_destroy(&client->byaddr);
- if (lwb.base != NULL)
- lwres_context_freemem(cm->lwctx,
- lwb.base, lwb.length);
-
- if (event != NULL)
- isc_event_free(&event);
-}
-
-static void
-start_byaddr(ns_lwdclient_t *client) {
- isc_result_t result;
- ns_lwdclientmgr_t *cm;
-
- cm = client->clientmgr;
-
- INSIST(client->byaddr == NULL);
-
- result = dns_byaddr_create(cm->mctx, &client->na, cm->view,
- client->options, cm->task, byaddr_done,
- client, &client->byaddr);
- if (result != ISC_R_SUCCESS) {
- ns_lwdclient_errorpktsend(client, LWRES_R_FAILURE);
- return;
- }
-}
-
-static void
-init_gnba(ns_lwdclient_t *client) {
- int i;
-
- /*
- * Initialize the real name and alias arrays in the reply we're
- * going to build up.
- */
- for (i = 0; i < LWRES_MAX_ALIASES; i++) {
- client->aliases[i] = NULL;
- client->aliaslen[i] = 0;
- }
- for (i = 0; i < LWRES_MAX_ADDRS; i++) {
- client->addrs[i].family = 0;
- client->addrs[i].length = 0;
- memset(client->addrs[i].address, 0, LWRES_ADDR_MAXLEN);
- LWRES_LINK_INIT(&client->addrs[i], link);
- }
-
- client->gnba.naliases = 0;
- client->gnba.realname = NULL;
- client->gnba.aliases = client->aliases;
- client->gnba.realnamelen = 0;
- client->gnba.aliaslen = client->aliaslen;
- client->gnba.base = NULL;
- client->gnba.baselen = 0;
- isc_buffer_init(&client->recv_buffer, client->buffer, LWRES_RECVLENGTH);
-}
-
-void
-ns_lwdclient_processgnba(ns_lwdclient_t *client, lwres_buffer_t *b) {
- lwres_gnbarequest_t *req;
- isc_result_t result;
- isc_sockaddr_t sa;
- ns_lwdclientmgr_t *cm;
-
- REQUIRE(NS_LWDCLIENT_ISRECVDONE(client));
- INSIST(client->byaddr == NULL);
-
- cm = client->clientmgr;
- req = NULL;
-
- result = lwres_gnbarequest_parse(cm->lwctx,
- b, &client->pkt, &req);
- if (result != LWRES_R_SUCCESS)
- goto out;
- if (req->addr.address == NULL)
- goto out;
-
- client->options = 0;
- if (req->addr.family == LWRES_ADDRTYPE_V4) {
- client->na.family = AF_INET;
- if (req->addr.length != 4)
- goto out;
- memcpy(&client->na.type.in, req->addr.address, 4);
- } else if (req->addr.family == LWRES_ADDRTYPE_V6) {
- client->na.family = AF_INET6;
- if (req->addr.length != 16)
- goto out;
- memcpy(&client->na.type.in6, req->addr.address, 16);
- } else {
- goto out;
- }
- isc_sockaddr_fromnetaddr(&sa, &client->na, 53);
-
- ns_lwdclient_log(50, "client %p looking for addrtype %08x",
- client, req->addr.family);
-
- /*
- * We no longer need to keep this around.
- */
- lwres_gnbarequest_free(cm->lwctx, &req);
-
- /*
- * Initialize the real name and alias arrays in the reply we're
- * going to build up.
- */
- init_gnba(client);
- client->options = 0;
-
- /*
- * Start the find.
- */
- start_byaddr(client);
-
- return;
-
- /*
- * We're screwed. Return an error packet to our caller.
- */
- out:
- if (req != NULL)
- lwres_gnbarequest_free(cm->lwctx, &req);
-
- ns_lwdclient_errorpktsend(client, LWRES_R_FAILURE);
-}
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