/contrib/bind9/bin/named/lwdnoop.c
https://bitbucket.org/freebsd/freebsd-head/ · C · 87 lines · 47 code · 19 blank · 21 comment · 7 complexity · 8f7d41e32d93a60ce162ccb1e4bd0e22 MD5 · raw file
- /*
- * Copyright (C) 2004, 2005, 2007, 2008 Internet Systems Consortium, Inc. ("ISC")
- * Copyright (C) 2000, 2001 Internet Software Consortium.
- *
- * Permission to use, copy, modify, and/or 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: 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);
- }