355 lines
8.8 KiB
C
355 lines
8.8 KiB
C
/* $NetBSD: yplib_host.c,v 1.4 1999/01/31 10:14:02 mrg Exp $ */
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/*
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* Copyright (c) 1992, 1993 Theo de Raadt <deraadt@theos.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Theo de Raadt.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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__RCSID("$NetBSD: yplib_host.c,v 1.4 1999/01/31 10:14:02 mrg Exp $");
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#endif
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#include <sys/param.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/file.h>
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#include <sys/uio.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <ctype.h>
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#include <err.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <netdb.h>
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#include <unistd.h>
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#include <rpc/rpc.h>
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#include <rpc/xdr.h>
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#include <rpcsvc/yp_prot.h>
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#include <rpcsvc/ypclnt.h>
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#include "yplib_host.h"
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struct timeval _yplib_host_timeout = { 10, 0 };
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CLIENT *
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yp_bind_host(server, program, version, port, usetcp)
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char *server;
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u_int program, version;
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u_short port;
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int usetcp;
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{
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struct sockaddr_in rsrv_sin;
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int rsrv_sock;
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struct hostent *h;
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static CLIENT *client;
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memset(&rsrv_sin, 0, sizeof rsrv_sin);
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rsrv_sin.sin_len = sizeof rsrv_sin;
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rsrv_sin.sin_family = AF_INET;
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rsrv_sock = RPC_ANYSOCK;
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if (port != 0) {
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rsrv_sin.sin_port = htons(port);
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}
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if (isdigit(*server)) {
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if (inet_aton(server,&rsrv_sin.sin_addr) == 0) {
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errx(1, "invalid IP address `%s'", server);
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}
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} else {
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h = gethostbyname(server);
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if(h == NULL) {
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errx(1, "unknown host `%s'", server);
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}
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memcpy(&rsrv_sin.sin_addr.s_addr, h->h_addr_list[0],
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h->h_length);
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}
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if (usetcp)
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client = clnttcp_create(&rsrv_sin, program, version,
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&rsrv_sock, 0, 0);
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else
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client = clntudp_create(&rsrv_sin, program, version,
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_yplib_host_timeout, &rsrv_sock);
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if (client == NULL)
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errx(1, "%s: no contact with host `%s'",
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usetcp ? "clnttcp_create" : "clntudp_create", server);
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return(client);
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}
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CLIENT *
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yp_bind_local(program, version)
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u_int program, version;
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{
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struct sockaddr_in rsrv_sin;
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int rsrv_sock;
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static CLIENT *client;
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memset(&rsrv_sin, 0, sizeof rsrv_sin);
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rsrv_sin.sin_len = sizeof rsrv_sin;
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rsrv_sin.sin_family = AF_INET;
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rsrv_sin.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
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rsrv_sock = RPC_ANYSOCK;
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client = clntudp_create(&rsrv_sin, program, version,
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_yplib_host_timeout, &rsrv_sock);
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if (client == NULL)
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errx(1, "clntudp_create: no contact with localhost");
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return(client);
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}
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int
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yp_match_host(client, indomain, inmap, inkey, inkeylen, outval, outvallen)
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CLIENT *client;
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char *indomain;
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char *inmap;
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const char *inkey;
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int inkeylen;
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char **outval;
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int *outvallen;
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{
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struct ypresp_val yprv;
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struct ypreq_key yprk;
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int r;
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*outval = NULL;
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*outvallen = 0;
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yprk.domain = indomain;
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yprk.map = inmap;
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yprk.keydat.dptr = (char *)inkey;
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yprk.keydat.dsize = inkeylen;
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memset(&yprv, 0, sizeof yprv);
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r = clnt_call(client, YPPROC_MATCH, xdr_ypreq_key, &yprk,
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xdr_ypresp_val, &yprv, _yplib_host_timeout);
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if(r != RPC_SUCCESS)
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clnt_perror(client, "yp_match_host: clnt_call");
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if(!(r=ypprot_err(yprv.status)) ) {
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*outvallen = yprv.valdat.dsize;
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*outval = (char *)malloc(*outvallen+1);
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memcpy(*outval, yprv.valdat.dptr, *outvallen);
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(*outval)[*outvallen] = '\0';
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}
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xdr_free(xdr_ypresp_val, (char *)&yprv);
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return r;
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}
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int
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yp_first_host(client, indomain, inmap, outkey, outkeylen, outval, outvallen)
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CLIENT *client;
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char *indomain;
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char *inmap;
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char **outkey;
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int *outkeylen;
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char **outval;
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int *outvallen;
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{
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struct ypresp_key_val yprkv;
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struct ypreq_nokey yprnk;
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int r;
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*outkey = *outval = NULL;
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*outkeylen = *outvallen = 0;
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yprnk.domain = indomain;
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yprnk.map = inmap;
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memset(&yprkv, 0, sizeof yprkv);
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r = clnt_call(client, YPPROC_FIRST, xdr_ypreq_nokey, &yprnk,
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xdr_ypresp_key_val, &yprkv, _yplib_host_timeout);
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if (r != RPC_SUCCESS)
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clnt_perror(client, "yp_first_host: clnt_call");
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if(!(r=ypprot_err(yprkv.status)) ) {
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*outkeylen = yprkv.keydat.dsize;
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*outkey = (char *)malloc(*outkeylen+1);
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memcpy(*outkey, yprkv.keydat.dptr, *outkeylen);
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(*outkey)[*outkeylen] = '\0';
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*outvallen = yprkv.valdat.dsize;
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*outval = (char *)malloc(*outvallen+1);
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memcpy(*outval, yprkv.valdat.dptr, *outvallen);
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(*outval)[*outvallen] = '\0';
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}
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xdr_free(xdr_ypresp_key_val, (char *)&yprkv);
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return r;
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}
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int
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yp_next_host(client, indomain, inmap, inkey, inkeylen, outkey,
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outkeylen, outval, outvallen)
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CLIENT *client;
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char *indomain;
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char *inmap;
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char *inkey;
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int inkeylen;
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char **outkey;
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int *outkeylen;
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char **outval;
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int *outvallen;
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{
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struct ypresp_key_val yprkv;
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struct ypreq_key yprk;
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int r;
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*outkey = *outval = NULL;
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*outkeylen = *outvallen = 0;
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yprk.domain = indomain;
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yprk.map = inmap;
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yprk.keydat.dptr = inkey;
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yprk.keydat.dsize = inkeylen;
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memset(&yprkv, 0, sizeof yprkv);
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r = clnt_call(client, YPPROC_NEXT, xdr_ypreq_key, &yprk,
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xdr_ypresp_key_val, &yprkv, _yplib_host_timeout);
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if (r != RPC_SUCCESS)
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clnt_perror(client, "yp_next_host: clnt_call");
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if(!(r=ypprot_err(yprkv.status)) ) {
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*outkeylen = yprkv.keydat.dsize;
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*outkey = (char *)malloc(*outkeylen+1);
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memcpy(*outkey, yprkv.keydat.dptr, *outkeylen);
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(*outkey)[*outkeylen] = '\0';
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*outvallen = yprkv.valdat.dsize;
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*outval = (char *)malloc(*outvallen+1);
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memcpy(*outval, yprkv.valdat.dptr, *outvallen);
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(*outval)[*outvallen] = '\0';
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}
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xdr_free(xdr_ypresp_key_val, (char *)&yprkv);
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return r;
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}
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int
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yp_all_host(client, indomain, inmap, incallback)
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CLIENT *client;
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char *indomain;
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char *inmap;
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struct ypall_callback *incallback;
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{
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struct ypreq_nokey yprnk;
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int status;
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yprnk.domain = indomain;
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yprnk.map = inmap;
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status = clnt_call(client, YPPROC_ALL, xdr_ypreq_nokey, &yprnk,
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xdr_ypall, (char *)incallback, _yplib_host_timeout);
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if (status != RPC_SUCCESS)
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return YPERR_RPC;
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return 0;
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}
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int
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yp_order_host(client, indomain, inmap, outorder)
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CLIENT *client;
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char *indomain;
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char *inmap;
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int *outorder;
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{
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struct ypresp_order ypro;
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struct ypreq_nokey yprnk;
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int r;
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yprnk.domain = indomain;
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yprnk.map = inmap;
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memset(&ypro, 0, sizeof ypro);
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r = clnt_call(client, YPPROC_ORDER, xdr_ypreq_nokey, &yprnk,
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xdr_ypresp_order, &ypro, _yplib_host_timeout);
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if (r != RPC_SUCCESS)
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clnt_perror(client, "yp_order_host: clnt_call");
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*outorder = ypro.ordernum;
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xdr_free(xdr_ypresp_order, (char *)&ypro);
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return ypprot_err(ypro.status);
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}
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int
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yp_master_host(client, indomain, inmap, outname)
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CLIENT *client;
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char *indomain;
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char *inmap;
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char **outname;
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{
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struct ypresp_master yprm;
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struct ypreq_nokey yprnk;
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int r;
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yprnk.domain = indomain;
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yprnk.map = inmap;
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memset(&yprm, 0, sizeof yprm);
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r = clnt_call(client, YPPROC_MASTER, xdr_ypreq_nokey, &yprnk,
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xdr_ypresp_master, &yprm, _yplib_host_timeout);
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if (r != RPC_SUCCESS)
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clnt_perror(client, "yp_master: clnt_call");
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if (!(r = ypprot_err(yprm.status))) {
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*outname = (char *)strdup(yprm.master);
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}
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xdr_free(xdr_ypresp_master, (char *)&yprm);
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return r;
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}
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int
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yp_maplist_host(client, indomain, outmaplist)
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CLIENT *client;
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char *indomain;
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struct ypmaplist **outmaplist;
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{
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struct ypresp_maplist ypml;
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int r;
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memset(&ypml, 0, sizeof ypml);
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r = clnt_call(client, YPPROC_MAPLIST, xdr_ypdomain_wrap_string,
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indomain, xdr_ypresp_maplist, &ypml, _yplib_host_timeout);
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if (r != RPC_SUCCESS)
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clnt_perror(client, "yp_maplist: clnt_call");
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*outmaplist = ypml.list;
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/* NO: xdr_free(xdr_ypresp_maplist, &ypml);*/
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return ypprot_err(ypml.status);
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}
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