rpc.subproj/pmap_clnt.c

   1 /*
   2  * Copyright (c) 1999-2018 Apple Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
   7  * Reserved.  This file contains Original Code and/or Modifications of
   8  * Original Code as defined in and that are subject to the Apple Public
   9  * Source License Version 1.1 (the "License").  You may not use this file
  10  * except in compliance with the License.  Please obtain a copy of the
  11  * License at http://www.apple.com/publicsource and read it before using
  12  * this file.
  13  *
  14  * The Original Code and all software distributed under the License are
  15  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  16  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  17  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT.  Please see the
  19  * License for the specific language governing rights and limitations
  20  * under the License.
  21  *
  22  * @APPLE_LICENSE_HEADER_END@
  23  */
  24 /*
  25  * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
  26  * unrestricted use provided that this legend is included on all tape
  27  * media and as a part of the software program in whole or part.  Users
  28  * may copy or modify Sun RPC without charge, but are not authorized
  29  * to license or distribute it to anyone else except as part of a product or
  30  * program developed by the user.
  31  *
  32  * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
  33  * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
  34  * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
  35  *
  36  * Sun RPC is provided with no support and without any obligation on the
  37  * part of Sun Microsystems, Inc. to assist in its use, correction,
  38  * modification or enhancement.
  39  *
  40  * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
  41  * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
  42  * OR ANY PART THEREOF.
  43  *
  44  * In no event will Sun Microsystems, Inc. be liable for any lost revenue
  45  * or profits or other special, indirect and consequential damages, even if
  46  * Sun has been advised of the possibility of such damages.
  47  *
  48  * Sun Microsystems, Inc.
  49  * 2550 Garcia Avenue
  50  * Mountain View, California  94043
  51  */
  52
  53 #if defined(LIBC_SCCS) && !defined(lint)
  54 /*static char *sccsid = "from: @(#)pmap_clnt.c 1.37 87/08/11 Copyr 1984 Sun Micro";*/
  55 /*static char *sccsid = "from: @(#)pmap_clnt.c  2.2 88/08/01 4.0 RPCSRC";*/
  56 static char *rcsid = "$Id: pmap_clnt.c,v 1.5 2004/12/19 22:45:44 zarzycki Exp $";
  57 #endif
  58
  59 /*
  60  * pmap_clnt.c
  61  * Client interface to pmap rpc service.
  62  *
  63  * Copyright (C) 1984, Sun Microsystems, Inc.
  64  */
  65
  66 #include "libinfo_common.h"
  67
  68 #include <string.h>
  69 #include <rpc/rpc.h>
  70 #include <rpc/pmap_prot.h>
  71 #include <rpc/pmap_clnt.h>
  72 #include <sys/types.h>
  73 #include <sys/socket.h>
  74 #include <net/if.h>
  75 #include <netinet/in.h>
  76 #include <arpa/inet.h>
  77 #include <unistd.h>
  78
  79 #include "pmap_wakeup.h"
  80
  81 extern CLIENT *clntudp_bufcreate_timeout(struct sockaddr_in *raddr, uint32_t program, uint32_t version, int *sockp, uint32_t sendsz, uint32_t recvsz, struct timeval *timeout, struct timeval *totaltimeout);
  82
  83 static struct timeval set_retry_timeout = { 5, 0 };
  84 static struct timeval set_total_timeout = { 60, 0 };
  85
  86 static struct timeval unset_retry_timeout = { 1, 0 };
  87 static struct timeval unset_total_timeout = { 5, 0 };
  88
  89 void clnt_perror();
  90
  91 /*
  92  * Set a mapping between program,version and port.
  93  * Calls the pmap service remotely to do the mapping.
  94  */
  95 LIBINFO_EXPORT
  96 bool_t
  97 pmap_set(program, version, protocol, port)
  98 #ifdef __LP64__
  99         uint32_t program;
 100         uint32_t version;
 101         int32_t protocol;
 102         uint16_t port;
 103 #else
 104         u_long program;
 105         u_long version;
 106         int protocol;
 107         u_short port;
 108 #endif
 109 {
 110         struct sockaddr_in myaddress;
 111         int socket = -1;
 112         register CLIENT *client;
 113         struct pmap parms;
 114         bool_t rslt;
 115
 116         if (pmap_wakeup() != 0) return FALSE;
 117
 118         memset(&myaddress, 0, sizeof(struct sockaddr_in));
 119         myaddress.sin_family = AF_INET;
 120         myaddress.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
 121
 122         client = clntudp_bufcreate_timeout(&myaddress, PMAPPROG, PMAPVERS, &socket, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE, &set_retry_timeout, &set_total_timeout);
 123         if (client == NULL) return FALSE;
 124
 125         parms.pm_prog = program;
 126         parms.pm_vers = version;
 127         parms.pm_prot = protocol;
 128         parms.pm_port = port;
 129         if (CLNT_CALL(client, PMAPPROC_SET, (xdrproc_t)xdr_pmap, &parms, (xdrproc_t)xdr_bool, &rslt, set_total_timeout) != RPC_SUCCESS) return FALSE;
 130
 131         CLNT_DESTROY(client);
 132         close(socket);
 133         return rslt;
 134 }
 135
 136 /*
 137  * Remove the mapping between program,version and port.
 138  * Calls the pmap service remotely to do the un-mapping.
 139  */
 140 LIBINFO_EXPORT
 141 bool_t
 142 pmap_unset(program, version)
 143 #ifdef __LP64__
 144         uint32_t program;
 145         uint32_t version;
 146 #else
 147         u_long program;
 148         u_long version;
 149 #endif
 150 {
 151         struct sockaddr_in myaddress;
 152         int socket = -1;
 153         register CLIENT *client;
 154         struct pmap parms;
 155         bool_t rslt;
 156
 157         if (pmap_wakeup() != 0) return FALSE;
 158
 159         memset(&myaddress, 0, sizeof(struct sockaddr_in));
 160         myaddress.sin_family = AF_INET;
 161         myaddress.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
 162
 163         client = clntudp_bufcreate_timeout(&myaddress, PMAPPROG, PMAPVERS, &socket, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE, &unset_retry_timeout, &unset_total_timeout);
 164         if (client == NULL) return FALSE;
 165
 166         parms.pm_prog = program;
 167         parms.pm_vers = version;
 168         parms.pm_port = 0;
 169         parms.pm_prot = 0;
 170
 171         CLNT_CALL(client, PMAPPROC_UNSET, (xdrproc_t)xdr_pmap, &parms, (xdrproc_t)xdr_bool, &rslt, unset_total_timeout);
 172
 173         CLNT_DESTROY(client);
 174         close(socket);
 175         return rslt;
 176 }