1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 23 /* 24 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 25 * Use is subject to license terms. 26 */ 27 28 /* Copyright (c) 1983, 1984, 1985, 1986, 1987, 1988, 1989 AT&T */ 29 /* All Rights Reserved */ 30 31 /* 32 * Portions of this source code were derived from Berkeley 33 * under license from the Regents of the University of 34 * California. 35 */ 36 37 #pragma ident "%Z%%M% %I% %E% SMI" 38 39 #include <stdlib.h> 40 #include <unistd.h> 41 #include <rpc/rpc.h> 42 #include "yp_b.h" 43 #include <rpcsvc/yp_prot.h> 44 #include <rpcsvc/ypclnt.h> 45 #include <sys/types.h> 46 #include <string.h> 47 48 static int doorder(char *, char *, struct dom_binding *, struct timeval, 49 unsigned long *); 50 51 52 /* 53 * This checks parameters, and implements the outer "until binding success" 54 * loop. 55 */ 56 int 57 yp_order(char *domain, char *map, unsigned long *order) 58 { 59 size_t domlen; 60 size_t maplen; 61 int reason; 62 struct dom_binding *pdomb; 63 64 if ((map == NULL) || (domain == NULL)) 65 return (YPERR_BADARGS); 66 67 domlen = strlen(domain); 68 maplen = strlen(map); 69 70 if ((domlen == 0) || (domlen > YPMAXDOMAIN) || 71 (maplen == 0) || (maplen > YPMAXMAP) || 72 (order == NULL)) 73 return (YPERR_BADARGS); 74 75 for (;;) { 76 77 if (reason = __yp_dobind(domain, &pdomb)) 78 return (reason); 79 80 if (pdomb->dom_binding->ypbind_hi_vers >= YPVERS) { 81 82 reason = doorder(domain, map, pdomb, _ypserv_timeout, 83 order); 84 85 __yp_rel_binding(pdomb); 86 if (reason == YPERR_RPC) { 87 yp_unbind(domain); 88 (void) _sleep(_ypsleeptime); 89 } else { 90 break; 91 } 92 } else { 93 __yp_rel_binding(pdomb); 94 return (YPERR_VERS); 95 } 96 } 97 98 return (reason); 99 } 100 101 /* 102 * This talks v3 to ypserv 103 */ 104 static int 105 doorder(char *domain, char *map, struct dom_binding *pdomb, 106 struct timeval timeout, unsigned long *order) 107 { 108 struct ypreq_nokey req; 109 struct ypresp_order resp; 110 unsigned int retval = 0; 111 112 req.domain = domain; 113 req.map = map; 114 (void) memset((char *)&resp, 0, sizeof (struct ypresp_order)); 115 116 /* 117 * Do the get_order request. If the rpc call failed, return with 118 * status from this point. 119 */ 120 121 if (clnt_call(pdomb->dom_client, YPPROC_ORDER, 122 (xdrproc_t)xdr_ypreq_nokey, 123 (char *)&req, (xdrproc_t)xdr_ypresp_order, (char *)&resp, 124 timeout) != RPC_SUCCESS) 125 return (YPERR_RPC); 126 127 /* See if the request succeeded */ 128 129 if (resp.status != YP_TRUE) { 130 retval = ypprot_err(resp.status); 131 } 132 133 *order = (unsigned long)resp.ordernum; 134 CLNT_FREERES(pdomb->dom_client, 135 (xdrproc_t)xdr_ypresp_order, (char *)&resp); 136 return (retval); 137 } 138