875 lines
22 KiB
C
875 lines
22 KiB
C
/* Copyright (C) 1996, 1997 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Thorsten Kukuk <kukuk@vt.uni-paderborn.de>, 1996.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <string.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <bits/libc-lock.h>
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#include <rpc/rpc.h>
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#include <rpcsvc/nis.h>
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#include <rpcsvc/yp.h>
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#include <rpcsvc/ypclnt.h>
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#include <rpcsvc/ypupd.h>
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struct dom_binding
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{
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struct dom_binding *dom_pnext;
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char dom_domain[YPMAXDOMAIN + 1];
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struct sockaddr_in dom_server_addr;
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int dom_socket;
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CLIENT *dom_client;
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long int dom_vers;
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};
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typedef struct dom_binding dom_binding;
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static struct timeval TIMEOUT = {25, 0};
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static int const MAXTRIES = 5;
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static char __ypdomainname[NIS_MAXNAMELEN + 1] = "\0";
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__libc_lock_define_initialized (static, ypbindlist_lock)
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static dom_binding *__ypbindlist = NULL;
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static int
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__yp_bind (const char *domain, dom_binding ** ypdb)
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{
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struct sockaddr_in clnt_saddr;
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struct ypbind_resp ypbr;
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dom_binding *ysd;
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int clnt_sock;
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CLIENT *client;
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int is_new = 0;
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int try;
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if (ypdb != NULL)
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*ypdb = NULL;
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if ((domain == NULL) || (strlen (domain) == 0))
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return YPERR_BADARGS;
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ysd = __ypbindlist;
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while (ysd != NULL)
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{
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if (strcmp (domain, ysd->dom_domain) == 0)
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break;
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ysd = ysd->dom_pnext;
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}
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if (ysd == NULL)
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{
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is_new = 1;
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ysd = (dom_binding *) malloc (sizeof *ysd);
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memset (ysd, '\0', sizeof *ysd);
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ysd->dom_socket = -1;
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ysd->dom_vers = -1;
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}
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try = 0;
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do
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{
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try++;
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if (try > MAXTRIES)
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{
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if (is_new)
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free (ysd);
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return YPERR_YPBIND;
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}
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if (ysd->dom_vers == -1)
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{
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if(ysd->dom_client)
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{
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clnt_destroy(ysd->dom_client);
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ysd->dom_client = NULL;
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ysd->dom_socket = -1;
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}
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memset (&clnt_saddr, '\0', sizeof clnt_saddr);
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clnt_saddr.sin_family = AF_INET;
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clnt_saddr.sin_addr.s_addr = htonl (INADDR_LOOPBACK);
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clnt_sock = RPC_ANYSOCK;
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client = clnttcp_create (&clnt_saddr, YPBINDPROG, YPBINDVERS,
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&clnt_sock, 0, 0);
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if (client == NULL)
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{
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if (is_new)
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free (ysd);
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return YPERR_YPBIND;
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}
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/*
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** Check the port number -- should be < IPPORT_RESERVED.
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** If not, it's possible someone has registered a bogus
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** ypbind with the portmapper and is trying to trick us.
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*/
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if (ntohs(clnt_saddr.sin_port) >= IPPORT_RESERVED)
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{
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clnt_destroy(client);
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if (is_new)
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free(ysd);
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return(YPERR_YPBIND);
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}
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if (clnt_call (client, YPBINDPROC_DOMAIN,
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(xdrproc_t) xdr_domainname, (caddr_t) &domain,
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(xdrproc_t) xdr_ypbind_resp,
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(caddr_t) &ypbr, TIMEOUT) != RPC_SUCCESS)
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{
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clnt_destroy (client);
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if (is_new)
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free (ysd);
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return YPERR_YPBIND;
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}
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clnt_destroy (client);
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if (ypbr.ypbind_status != YPBIND_SUCC_VAL)
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{
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switch (ypbr.ypbind_resp_u.ypbind_error)
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{
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case YPBIND_ERR_ERR:
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fputs (_("YPBINDPROC_DOMAIN: Internal error\n"), stderr);
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break;
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case YPBIND_ERR_NOSERV:
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fprintf (stderr,
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_("YPBINDPROC_DOMAIN: No server for domain %s\n"),
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domain);
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break;
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case YPBIND_ERR_RESC:
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fputs (_("YPBINDPROC_DOMAIN: Resource allocation failure\n"),
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stderr);
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break;
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default:
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fputs (_("YPBINDPROC_DOMAIN: Unknown error\n"), stderr);
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break;
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}
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if (is_new)
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free (ysd);
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return YPERR_DOMAIN;
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}
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memset (&ysd->dom_server_addr, '\0', sizeof ysd->dom_server_addr);
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ysd->dom_server_addr.sin_family = AF_INET;
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memcpy (&ysd->dom_server_addr.sin_port,
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ypbr.ypbind_resp_u.ypbind_bindinfo.ypbind_binding_port,
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sizeof (ysd->dom_server_addr.sin_port));
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memcpy (&ysd->dom_server_addr.sin_addr.s_addr,
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ypbr.ypbind_resp_u.ypbind_bindinfo.ypbind_binding_addr,
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sizeof (ysd->dom_server_addr.sin_addr.s_addr));
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ysd->dom_vers = YPVERS;
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strncpy (ysd->dom_domain, domain, YPMAXDOMAIN);
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ysd->dom_domain[YPMAXDOMAIN] = '\0';
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}
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if (ysd->dom_client)
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clnt_destroy (ysd->dom_client);
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ysd->dom_socket = RPC_ANYSOCK;
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ysd->dom_client = clntudp_create (&ysd->dom_server_addr, YPPROG, YPVERS,
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TIMEOUT, &ysd->dom_socket);
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if (ysd->dom_client == NULL)
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ysd->dom_vers = -1;
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}
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while (ysd->dom_client == NULL);
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/* If the program exists, close the socket */
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if (fcntl (ysd->dom_socket, F_SETFD, 1) == -1)
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perror (_("fcntl: F_SETFD"));
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if (is_new)
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{
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ysd->dom_pnext = __ypbindlist;
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__ypbindlist = ysd;
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}
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if (NULL != ypdb)
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*ypdb = ysd;
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return YPERR_SUCCESS;
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}
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static void
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__yp_unbind (dom_binding *ydb)
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{
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clnt_destroy (ydb->dom_client);
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ydb->dom_client = NULL;
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ydb->dom_socket = -1;
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}
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static int
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do_ypcall (const char *domain, u_long prog, xdrproc_t xargs,
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caddr_t req, xdrproc_t xres, caddr_t resp)
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{
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dom_binding *ydb = NULL;
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int try, result;
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try = 0;
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result = YPERR_YPERR;
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while (try < MAXTRIES && result != RPC_SUCCESS)
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{
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__libc_lock_lock (ypbindlist_lock);
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if (__yp_bind (domain, &ydb) != 0)
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{
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__libc_lock_unlock (ypbindlist_lock);
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return YPERR_DOMAIN;
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}
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result = clnt_call (ydb->dom_client, prog,
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xargs, req, xres, resp, TIMEOUT);
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if (result != RPC_SUCCESS)
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{
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clnt_perror (ydb->dom_client, "do_ypcall: clnt_call");
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ydb->dom_vers = -1;
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__yp_unbind (ydb);
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result = YPERR_RPC;
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}
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__libc_lock_unlock (ypbindlist_lock);
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try++;
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}
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return result;
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}
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int
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yp_bind (const char *indomain)
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{
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int status;
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__libc_lock_lock (ypbindlist_lock);
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status = __yp_bind (indomain, NULL);
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__libc_lock_unlock (ypbindlist_lock);
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return status;
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}
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void
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yp_unbind (const char *indomain)
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{
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dom_binding *ydbptr, *ydbptr2;
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__libc_lock_lock (ypbindlist_lock);
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ydbptr2 = NULL;
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ydbptr = __ypbindlist;
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while (ydbptr != NULL)
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{
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if (strcmp (ydbptr->dom_domain, indomain) == 0)
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{
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dom_binding *work;
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work = ydbptr;
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if (ydbptr2 == NULL)
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__ypbindlist = __ypbindlist->dom_pnext;
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else
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ydbptr2 = ydbptr->dom_pnext;
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__yp_unbind (work);
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free (work);
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break;
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}
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ydbptr2 = ydbptr;
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ydbptr = ydbptr->dom_pnext;
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}
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__libc_lock_unlock (ypbindlist_lock);
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return;
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}
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__libc_lock_define_initialized (static, domainname_lock)
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int
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yp_get_default_domain (char **outdomain)
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{
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int result = YPERR_SUCCESS;;
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*outdomain = NULL;
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__libc_lock_lock (domainname_lock);
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if (__ypdomainname[0] == '\0')
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{
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if (getdomainname (__ypdomainname, NIS_MAXNAMELEN))
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result = YPERR_NODOM;
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else
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*outdomain = __ypdomainname;
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}
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else
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*outdomain = __ypdomainname;
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__libc_lock_unlock (domainname_lock);
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return result;
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}
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int
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__yp_check (char **domain)
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{
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char *unused;
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if (__ypdomainname[0] == '\0')
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if (yp_get_default_domain (&unused))
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return 0;
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else if (strcmp (__ypdomainname, "(none)") == 0)
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return 0;
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if (domain)
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*domain = __ypdomainname;
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if (yp_bind (__ypdomainname) == 0)
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return 1;
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return 0;
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}
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int
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yp_match (const char *indomain, const char *inmap, const char *inkey,
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const int inkeylen, char **outval, int *outvallen)
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{
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ypreq_key req;
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ypresp_val resp;
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int result;
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if (indomain == NULL || indomain[0] == '\0' ||
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inmap == NULL || inmap[0] == '\0' ||
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inkey == NULL || inkey[0] == '\0' || inkeylen <= 0)
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return YPERR_BADARGS;
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req.domain = (char *) indomain;
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req.map = (char *) inmap;
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req.key.keydat_val = (char *) inkey;
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req.key.keydat_len = inkeylen;
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*outval = NULL;
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*outvallen = 0;
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memset (&resp, '\0', sizeof (resp));
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result = do_ypcall (indomain, YPPROC_MATCH, (xdrproc_t) xdr_ypreq_key,
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(caddr_t) & req, (xdrproc_t) xdr_ypresp_val,
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(caddr_t) & resp);
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if (result != RPC_SUCCESS)
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return result;
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if (resp.stat != YP_TRUE)
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return ypprot_err (resp.stat);
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*outvallen = resp.val.valdat_len;
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*outval = malloc (*outvallen + 1);
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memcpy (*outval, resp.val.valdat_val, *outvallen);
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(*outval)[*outvallen] = '\0';
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xdr_free ((xdrproc_t) xdr_ypresp_val, (char *) &resp);
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return YPERR_SUCCESS;
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}
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int
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yp_first (const char *indomain, const char *inmap, char **outkey,
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int *outkeylen, char **outval, int *outvallen)
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{
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ypreq_nokey req;
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ypresp_key_val resp;
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int result;
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if (indomain == NULL || indomain[0] == '\0' ||
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inmap == NULL || inmap[0] == '\0')
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return YPERR_BADARGS;
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req.domain = (char *) indomain;
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req.map = (char *) inmap;
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*outkey = *outval = NULL;
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*outkeylen = *outvallen = 0;
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memset (&resp, '\0', sizeof (resp));
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result = do_ypcall (indomain, YPPROC_FIRST, (xdrproc_t) xdr_ypreq_nokey,
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(caddr_t) & req, (xdrproc_t) xdr_ypresp_key_val,
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(caddr_t) & resp);
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if (result != RPC_SUCCESS)
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return result;
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if (resp.stat != YP_TRUE)
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return ypprot_err (resp.stat);
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*outkeylen = resp.key.keydat_len;
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*outkey = malloc (*outkeylen + 1);
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memcpy (*outkey, resp.key.keydat_val, *outkeylen);
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(*outkey)[*outkeylen] = '\0';
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*outvallen = resp.val.valdat_len;
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*outval = malloc (*outvallen + 1);
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memcpy (*outval, resp.val.valdat_val, *outvallen);
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(*outval)[*outvallen] = '\0';
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xdr_free ((xdrproc_t) xdr_ypresp_key_val, (char *) &resp);
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return YPERR_SUCCESS;
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}
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int
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yp_next (const char *indomain, const char *inmap, const char *inkey,
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const int inkeylen, char **outkey, int *outkeylen, char **outval,
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int *outvallen)
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{
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ypreq_key req;
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ypresp_key_val resp;
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int result;
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if (indomain == NULL || indomain[0] == '\0' ||
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inmap == NULL || inmap[0] == '\0' ||
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inkeylen <= 0 || inkey == NULL || inkey[0] == '\0')
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return YPERR_BADARGS;
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req.domain = (char *) indomain;
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req.map = (char *) inmap;
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req.key.keydat_val = (char *) inkey;
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req.key.keydat_len = inkeylen;
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*outkey = *outval = NULL;
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*outkeylen = *outvallen = 0;
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memset (&resp, '\0', sizeof (resp));
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result = do_ypcall (indomain, YPPROC_NEXT, (xdrproc_t) xdr_ypreq_key,
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(caddr_t) & req, (xdrproc_t) xdr_ypresp_key_val,
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(caddr_t) & resp);
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if (result != RPC_SUCCESS)
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return result;
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if (resp.stat != YP_TRUE)
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return ypprot_err (resp.stat);
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*outkeylen = resp.key.keydat_len;
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*outkey = malloc (*outkeylen + 1);
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memcpy (*outkey, resp.key.keydat_val, *outkeylen);
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(*outkey)[*outkeylen] = '\0';
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*outvallen = resp.val.valdat_len;
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*outval = malloc (*outvallen + 1);
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memcpy (*outval, resp.val.valdat_val, *outvallen);
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(*outval)[*outvallen] = '\0';
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xdr_free ((xdrproc_t) xdr_ypresp_key_val, (char *) &resp);
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return YPERR_SUCCESS;
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}
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int
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yp_master (const char *indomain, const char *inmap, char **outname)
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{
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ypreq_nokey req;
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ypresp_master resp;
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int result;
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if (indomain == NULL || indomain[0] == '\0' ||
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inmap == NULL || inmap[0] == '\0')
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return YPERR_BADARGS;
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req.domain = (char *) indomain;
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req.map = (char *) inmap;
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memset (&resp, '\0', sizeof (ypresp_master));
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result = do_ypcall (indomain, YPPROC_MASTER, (xdrproc_t) xdr_ypreq_nokey,
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(caddr_t) & req, (xdrproc_t) xdr_ypresp_master, (caddr_t) & resp);
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if (result != RPC_SUCCESS)
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return result;
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if (resp.stat != YP_TRUE)
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return ypprot_err (resp.stat);
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*outname = strdup (resp.peer);
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xdr_free ((xdrproc_t) xdr_ypresp_master, (char *) &resp);
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return YPERR_SUCCESS;
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}
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int
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yp_order (const char *indomain, const char *inmap, unsigned int *outorder)
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{
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struct ypreq_nokey req;
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struct ypresp_order resp;
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int result;
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if (indomain == NULL || indomain[0] == '\0' ||
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inmap == NULL || inmap == '\0')
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return YPERR_BADARGS;
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req.domain = (char *) indomain;
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req.map = (char *) inmap;
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memset (&resp, '\0', sizeof (resp));
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result = do_ypcall (indomain, YPPROC_ORDER, (xdrproc_t) xdr_ypreq_nokey,
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(caddr_t) & req, (xdrproc_t) xdr_ypresp_order, (caddr_t) & resp);
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|
if (result != RPC_SUCCESS)
|
|
return result;
|
|
if (resp.stat != YP_TRUE)
|
|
return ypprot_err (resp.stat);
|
|
|
|
*outorder = resp.ordernum;
|
|
xdr_free ((xdrproc_t) xdr_ypresp_order, (char *) &resp);
|
|
|
|
return YPERR_SUCCESS;
|
|
}
|
|
|
|
static void *ypall_data;
|
|
static int (*ypall_foreach) __P ((int status, char *key, int keylen,
|
|
char *val, int vallen, char *data));
|
|
|
|
static bool_t
|
|
__xdr_ypresp_all (XDR * xdrs, u_long * objp)
|
|
{
|
|
while (1)
|
|
{
|
|
struct ypresp_all resp;
|
|
|
|
memset (&resp, '\0', sizeof (struct ypresp_all));
|
|
if (!xdr_ypresp_all (xdrs, &resp))
|
|
{
|
|
xdr_free ((xdrproc_t) xdr_ypresp_all, (char *) &resp);
|
|
*objp = YP_YPERR;
|
|
return (FALSE);
|
|
}
|
|
if (resp.more == 0)
|
|
{
|
|
xdr_free ((xdrproc_t) xdr_ypresp_all, (char *) &resp);
|
|
*objp = YP_NOMORE;
|
|
return (FALSE);
|
|
}
|
|
|
|
switch (resp.ypresp_all_u.val.stat)
|
|
{
|
|
case YP_TRUE:
|
|
{
|
|
char key[resp.ypresp_all_u.val.key.keydat_len + 1];
|
|
char val[resp.ypresp_all_u.val.val.valdat_len + 1];
|
|
int keylen = resp.ypresp_all_u.val.key.keydat_len;
|
|
int vallen = resp.ypresp_all_u.val.val.valdat_len;
|
|
|
|
*objp = YP_TRUE;
|
|
memcpy (key, resp.ypresp_all_u.val.key.keydat_val, keylen);
|
|
key[keylen] = '\0';
|
|
memcpy (val, resp.ypresp_all_u.val.val.valdat_val, vallen);
|
|
val[vallen] = '\0';
|
|
xdr_free ((xdrproc_t) xdr_ypresp_all, (char *) &resp);
|
|
if ((*ypall_foreach) (*objp, key, keylen,
|
|
val, vallen, ypall_data))
|
|
return TRUE;
|
|
}
|
|
break;
|
|
case YP_NOMORE:
|
|
*objp = YP_NOMORE;
|
|
xdr_free ((xdrproc_t) xdr_ypresp_all, (char *) &resp);
|
|
return TRUE;
|
|
break;
|
|
default:
|
|
*objp = resp.ypresp_all_u.val.stat;
|
|
xdr_free ((xdrproc_t) xdr_ypresp_all, (char *) &resp);
|
|
return TRUE;
|
|
}
|
|
}
|
|
}
|
|
|
|
int
|
|
yp_all (const char *indomain, const char *inmap,
|
|
const struct ypall_callback *incallback)
|
|
{
|
|
struct ypreq_nokey req;
|
|
dom_binding *ydb;
|
|
int try, result;
|
|
struct sockaddr_in clnt_sin;
|
|
CLIENT *clnt;
|
|
unsigned long status;
|
|
int clnt_sock;
|
|
|
|
if (indomain == NULL || indomain[0] == '\0' ||
|
|
inmap == NULL || inmap == '\0')
|
|
return YPERR_BADARGS;
|
|
|
|
try = 0;
|
|
result = YPERR_YPERR;
|
|
|
|
while (try < MAXTRIES && result != RPC_SUCCESS)
|
|
{
|
|
__libc_lock_lock (ypbindlist_lock);
|
|
|
|
if (__yp_bind (indomain, &ydb) != 0)
|
|
{
|
|
__libc_lock_unlock (ypbindlist_lock);
|
|
return YPERR_DOMAIN;
|
|
}
|
|
|
|
/* YPPROC_ALL get its own TCP channel to ypserv */
|
|
clnt_sock = RPC_ANYSOCK;
|
|
clnt_sin = ydb->dom_server_addr;
|
|
clnt_sin.sin_port = 0;
|
|
clnt = clnttcp_create (&clnt_sin, YPPROG, YPVERS, &clnt_sock, 0, 0);
|
|
if (clnt == NULL)
|
|
{
|
|
puts ("yp_all: clnttcp_create failed");
|
|
__libc_lock_unlock (ypbindlist_lock);
|
|
return YPERR_PMAP;
|
|
}
|
|
req.domain = (char *) indomain;
|
|
req.map = (char *) inmap;
|
|
|
|
ypall_foreach = incallback->foreach;
|
|
ypall_data = (void *) incallback->data;
|
|
|
|
result = clnt_call (clnt, YPPROC_ALL, (xdrproc_t) xdr_ypreq_nokey,
|
|
(caddr_t) &req, (xdrproc_t) __xdr_ypresp_all,
|
|
(caddr_t) &status, TIMEOUT);
|
|
|
|
if (result != RPC_SUCCESS)
|
|
{
|
|
clnt_perror (ydb->dom_client, "yp_all: clnt_call");
|
|
clnt_destroy (clnt);
|
|
__yp_unbind (ydb);
|
|
result = YPERR_RPC;
|
|
}
|
|
else
|
|
{
|
|
clnt_destroy (clnt);
|
|
result = YPERR_SUCCESS;
|
|
}
|
|
|
|
__libc_lock_unlock (ypbindlist_lock);
|
|
|
|
if (status != YP_NOMORE)
|
|
return ypprot_err (status);
|
|
try++;
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
int
|
|
yp_maplist (const char *indomain, struct ypmaplist **outmaplist)
|
|
{
|
|
struct ypresp_maplist resp;
|
|
int result;
|
|
|
|
if (indomain == NULL || indomain[0] == '\0')
|
|
return YPERR_BADARGS;
|
|
|
|
memset (&resp, '\0', sizeof (resp));
|
|
|
|
result = do_ypcall (indomain, YPPROC_MAPLIST, (xdrproc_t) xdr_domainname,
|
|
(caddr_t) & indomain, (xdrproc_t) xdr_ypresp_maplist, (caddr_t) & resp);
|
|
|
|
if (result != RPC_SUCCESS)
|
|
return result;
|
|
if (resp.stat != YP_TRUE)
|
|
return ypprot_err (resp.stat);
|
|
|
|
*outmaplist = resp.maps;
|
|
/* We give the list not free, this will be done by ypserv
|
|
xdr_free((xdrproc_t)xdr_ypresp_maplist, (char *)&resp); */
|
|
|
|
return YPERR_SUCCESS;
|
|
}
|
|
|
|
const char *
|
|
yperr_string (const int error)
|
|
{
|
|
switch (error)
|
|
{
|
|
case YPERR_SUCCESS:
|
|
return _("Success");
|
|
case YPERR_BADARGS:
|
|
return _("Request arguments bad");
|
|
case YPERR_RPC:
|
|
return _("RPC failure on NIS operation");
|
|
case YPERR_DOMAIN:
|
|
return _("Can't bind to server which serves this domain");
|
|
case YPERR_MAP:
|
|
return _("No such map in server's domain");
|
|
case YPERR_KEY:
|
|
return _("No such key in map");
|
|
case YPERR_YPERR:
|
|
return _("Internal NIS error");
|
|
case YPERR_RESRC:
|
|
return _("Local resource allocation failure");
|
|
case YPERR_NOMORE:
|
|
return _("No more records in map database");
|
|
case YPERR_PMAP:
|
|
return _("Can't communicate with portmapper");
|
|
case YPERR_YPBIND:
|
|
return _("Can't communicate with ypbind");
|
|
case YPERR_YPSERV:
|
|
return _("Can't communicate with ypserv");
|
|
case YPERR_NODOM:
|
|
return _("Local domain name not set");
|
|
case YPERR_BADDB:
|
|
return _("NIS map data base is bad");
|
|
case YPERR_VERS:
|
|
return _("NIS client/server version mismatch - can't supply service");
|
|
case YPERR_ACCESS:
|
|
return _("Permission denied");
|
|
case YPERR_BUSY:
|
|
return _("Database is busy");
|
|
}
|
|
return _("Unknown NIS error code");
|
|
}
|
|
|
|
int
|
|
ypprot_err (const int code)
|
|
{
|
|
switch (code)
|
|
{
|
|
case YP_TRUE:
|
|
return YPERR_SUCCESS;
|
|
case YP_NOMORE:
|
|
return YPERR_NOMORE;
|
|
case YP_FALSE:
|
|
return YPERR_YPERR;
|
|
case YP_NOMAP:
|
|
return YPERR_MAP;
|
|
case YP_NODOM:
|
|
return YPERR_DOMAIN;
|
|
case YP_NOKEY:
|
|
return YPERR_KEY;
|
|
case YP_BADOP:
|
|
return YPERR_YPERR;
|
|
case YP_BADDB:
|
|
return YPERR_BADDB;
|
|
case YP_YPERR:
|
|
return YPERR_YPERR;
|
|
case YP_BADARGS:
|
|
return YPERR_BADARGS;
|
|
case YP_VERS:
|
|
return YPERR_VERS;
|
|
}
|
|
return YPERR_YPERR;
|
|
}
|
|
|
|
const char *
|
|
ypbinderr_string (const int error)
|
|
{
|
|
switch (error)
|
|
{
|
|
case 0:
|
|
return _("Success");
|
|
case YPBIND_ERR_ERR:
|
|
return _("Internal ypbind error");
|
|
case YPBIND_ERR_NOSERV:
|
|
return _("Domain not bound");
|
|
case YPBIND_ERR_RESC:
|
|
return _("System resource allocation failure");
|
|
default:
|
|
return _("Unknown ypbind error");
|
|
}
|
|
}
|
|
|
|
|
|
#define WINDOW 60
|
|
|
|
int
|
|
yp_update (char *domain, char *map, unsigned ypop,
|
|
char *key, int keylen, char *data, int datalen)
|
|
{
|
|
#if defined (HAVE_SECURE_RPC)
|
|
union
|
|
{
|
|
ypupdate_args update_args;
|
|
ypdelete_args delete_args;
|
|
}
|
|
args;
|
|
xdrproc_t xdr_argument;
|
|
unsigned res = 0;
|
|
CLIENT *clnt;
|
|
char *master;
|
|
struct sockaddr saddr;
|
|
char servername[MAXNETNAMELEN + 1];
|
|
int r;
|
|
|
|
if (!domain || !map || !key || (ypop != YPOP_DELETE && !data))
|
|
return YPERR_BADARGS;
|
|
|
|
args.update_args.mapname = map;
|
|
args.update_args.key.yp_buf_len = keylen;
|
|
args.update_args.key.yp_buf_val = key;
|
|
args.update_args.datum.yp_buf_len = datalen;
|
|
args.update_args.datum.yp_buf_val = data;
|
|
|
|
if ((r = yp_master (domain, map, &master)) != 0)
|
|
return r;
|
|
|
|
if (!host2netname (servername, master, domain))
|
|
{
|
|
fputs (_("yp_update: cannot convert host to netname\n"), stderr);
|
|
return YPERR_YPERR;
|
|
}
|
|
|
|
if ((clnt = clnt_create (master, YPU_PROG, YPU_VERS, "tcp")) == NULL)
|
|
{
|
|
clnt_pcreateerror ("yp_update: clnt_create");
|
|
return YPERR_RPC;
|
|
}
|
|
|
|
if (!clnt_control (clnt, CLGET_SERVER_ADDR, (char *) &saddr))
|
|
{
|
|
fputs (_("yp_update: cannot get server address\n"), stderr);
|
|
return YPERR_RPC;
|
|
}
|
|
|
|
switch (ypop)
|
|
{
|
|
case YPOP_CHANGE:
|
|
case YPOP_INSERT:
|
|
case YPOP_STORE:
|
|
xdr_argument = (xdrproc_t) xdr_ypupdate_args;
|
|
break;
|
|
case YPOP_DELETE:
|
|
xdr_argument = (xdrproc_t) xdr_ypdelete_args;
|
|
break;
|
|
default:
|
|
return YPERR_BADARGS;
|
|
break;
|
|
}
|
|
|
|
clnt->cl_auth = authdes_create (servername, WINDOW, &saddr, NULL);
|
|
|
|
if (clnt->cl_auth == NULL)
|
|
clnt->cl_auth = authunix_create_default ();
|
|
|
|
again:
|
|
r = clnt_call (clnt, ypop, xdr_argument, (caddr_t) &args,
|
|
(xdrproc_t) xdr_u_int, (caddr_t) &res, TIMEOUT);
|
|
|
|
if (r == RPC_AUTHERROR)
|
|
{
|
|
if (clnt->cl_auth->ah_cred.oa_flavor == AUTH_DES)
|
|
{
|
|
clnt->cl_auth = authunix_create_default ();
|
|
goto again;
|
|
}
|
|
else
|
|
return YPERR_ACCESS;
|
|
}
|
|
if (r != RPC_SUCCESS)
|
|
{
|
|
clnt_perror (clnt, "yp_update: clnt_call");
|
|
return YPERR_RPC;
|
|
}
|
|
return res;
|
|
#else
|
|
return YPERR_YPERR;
|
|
#endif
|
|
}
|