lwdnoop.c revision 0c27b3fe77ac1d5094ba3521e8142d9e7973133f
/*
* Copyright (C) 2000, 2001, 2004, 2005, 2007, 2008, 2016 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/.
*/
/* $Id: lwdnoop.c,v 1.13 2008/01/22 23:28:04 tbox Exp $ */
/*! \file */
#include <config.h>
#include <isc/socket.h>
#include <isc/util.h>
#include <named/types.h>
#include <named/lwdclient.h>
void
ns_lwdclient_processnoop(ns_lwdclient_t *client, lwres_buffer_t *b) {
lwres_nooprequest_t *req;
lwres_noopresponse_t resp;
isc_result_t result;
lwres_result_t lwres;
isc_region_t r;
lwres_buffer_t lwb;
REQUIRE(NS_LWDCLIENT_ISRECVDONE(client));
INSIST(client->byaddr == NULL);
req = NULL;
result = lwres_nooprequest_parse(client->clientmgr->lwctx,
b, &client->pkt, &req);
if (result != LWRES_R_SUCCESS)
goto send_error;
client->pkt.recvlength = LWRES_RECVLENGTH;
client->pkt.authtype = 0; /* XXXMLG */
client->pkt.authlength = 0;
client->pkt.result = LWRES_R_SUCCESS;
resp.datalength = req->datalength;
resp.data = req->data;
lwres = lwres_noopresponse_render(client->clientmgr->lwctx, &resp,
&client->pkt, &lwb);
if (lwres != LWRES_R_SUCCESS)
goto cleanup_req;
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 cleanup_lwb;
/*
* We can now destroy request.
*/
lwres_nooprequest_free(client->clientmgr->lwctx, &req);
NS_LWDCLIENT_SETSEND(client);
return;
cleanup_lwb:
lwres_context_freemem(client->clientmgr->lwctx, lwb.base, lwb.length);
cleanup_req:
lwres_nooprequest_free(client->clientmgr->lwctx, &req);
send_error:
ns_lwdclient_errorpktsend(client, LWRES_R_FAILURE);
}