1 /* $NetBSD: pmap_clnt.c,v 1.11 1999/01/31 20:45:31 christos Exp $ */ 2 3 /* 4 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for 5 * unrestricted use provided that this legend is included on all tape 6 * media and as a part of the software program in whole or part. Users 7 * may copy or modify Sun RPC without charge, but are not authorized 8 * to license or distribute it to anyone else except as part of a product or 9 * program developed by the user. 10 * 11 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE 12 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR 13 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. 14 * 15 * Sun RPC is provided with no support and without any obligation on the 16 * part of Sun Microsystems, Inc. to assist in its use, correction, 17 * modification or enhancement. 18 * 19 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE 20 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC 21 * OR ANY PART THEREOF. 22 * 23 * In no event will Sun Microsystems, Inc. be liable for any lost revenue 24 * or profits or other special, indirect and consequential damages, even if 25 * Sun has been advised of the possibility of such damages. 26 * 27 * Sun Microsystems, Inc. 28 * 2550 Garcia Avenue 29 * Mountain View, California 94043 30 */ 31 32 #include <sys/cdefs.h> 33 #if defined(LIBC_SCCS) && !defined(lint) 34 #if 0 35 static char *sccsid = "@(#)pmap_clnt.c 1.37 87/08/11 Copyr 1984 Sun Micro"; 36 static char *sccsid = "@(#)pmap_clnt.c 2.2 88/08/01 4.0 RPCSRC"; 37 #else 38 __RCSID("$NetBSD: pmap_clnt.c,v 1.11 1999/01/31 20:45:31 christos Exp $"); 39 #endif 40 #endif 41 42 /* 43 * pmap_clnt.c 44 * Client interface to pmap rpc service. 45 * 46 * Copyright (C) 1984, Sun Microsystems, Inc. 47 */ 48 49 #include "namespace.h" 50 51 #include <unistd.h> 52 53 #include <rpc/rpc.h> 54 #include <rpc/pmap_prot.h> 55 #include <rpc/pmap_clnt.h> 56 57 #ifdef __weak_alias 58 __weak_alias(pmap_set,_pmap_set); 59 __weak_alias(pmap_unset,_pmap_unset); 60 #endif 61 62 static const struct timeval timeout = { 5, 0 }; 63 static const struct timeval tottimeout = { 60, 0 }; 64 65 /* 66 * Set a mapping between program,version and port. 67 * Calls the pmap service remotely to do the mapping. 68 */ 69 bool_t 70 pmap_set(program, version, protocol, port) 71 u_long program; 72 u_long version; 73 int protocol; 74 u_short port; 75 { 76 struct sockaddr_in myaddress; 77 int socket = -1; 78 CLIENT *client; 79 struct pmap parms; 80 bool_t rslt; 81 82 if (get_myaddress(&myaddress) != 0) 83 return (FALSE); 84 client = clntudp_bufcreate(&myaddress, PMAPPROG, PMAPVERS, 85 timeout, &socket, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE); 86 if (client == (CLIENT *)NULL) 87 return (FALSE); 88 parms.pm_prog = program; 89 parms.pm_vers = version; 90 parms.pm_prot = protocol; 91 parms.pm_port = port; 92 if (CLNT_CALL(client, PMAPPROC_SET, (xdrproc_t)xdr_pmap, 93 &parms, (xdrproc_t)xdr_bool, &rslt, tottimeout) != RPC_SUCCESS) { 94 clnt_perror(client, "Cannot register service"); 95 if (socket != -1) 96 (void)close(socket); 97 return (FALSE); 98 } 99 CLNT_DESTROY(client); 100 if (socket != -1) 101 (void)close(socket); 102 return (rslt); 103 } 104 105 /* 106 * Remove the mapping between program,version and port. 107 * Calls the pmap service remotely to do the un-mapping. 108 */ 109 bool_t 110 pmap_unset(program, version) 111 u_long program; 112 u_long version; 113 { 114 struct sockaddr_in myaddress; 115 int socket = -1; 116 CLIENT *client; 117 struct pmap parms; 118 bool_t rslt; 119 120 if (get_myaddress(&myaddress) != 0) 121 return (FALSE); 122 client = clntudp_bufcreate(&myaddress, PMAPPROG, PMAPVERS, 123 timeout, &socket, RPCSMALLMSGSIZE, RPCSMALLMSGSIZE); 124 if (client == (CLIENT *)NULL) 125 return (FALSE); 126 parms.pm_prog = program; 127 parms.pm_vers = version; 128 parms.pm_port = parms.pm_prot = 0; 129 CLNT_CALL(client, PMAPPROC_UNSET, (xdrproc_t)xdr_pmap, &parms, 130 (xdrproc_t)xdr_bool, &rslt, tottimeout); 131 CLNT_DESTROY(client); 132 if (socket != -1) 133 (void)close(socket); 134 return (rslt); 135 } 136