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 2006 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 "mt.h" 40 #include <stdlib.h> 41 #include <unistd.h> 42 #include <rpc/rpc.h> 43 #include "yp_b.h" 44 #include <rpcsvc/yp_prot.h> 45 #include <rpcsvc/ypclnt.h> 46 #include <sys/types.h> 47 #include <string.h> 48 49 static int doorder(char *, char *, struct dom_binding *, struct timeval, 50 unsigned long *); 51 52 53 /* 54 * This checks parameters, and implements the outer "until binding success" 55 * loop. 56 */ 57 int 58 yp_order(char *domain, char *map, unsigned long *order) 59 { 60 size_t domlen; 61 size_t maplen; 62 int reason; 63 struct dom_binding *pdomb; 64 65 if ((map == NULL) || (domain == NULL)) 66 return (YPERR_BADARGS); 67 68 domlen = strlen(domain); 69 maplen = strlen(map); 70 71 if ((domlen == 0) || (domlen > YPMAXDOMAIN) || 72 (maplen == 0) || (maplen > YPMAXMAP) || 73 (order == NULL)) 74 return (YPERR_BADARGS); 75 76 for (;;) { 77 78 if (reason = __yp_dobind(domain, &pdomb)) 79 return (reason); 80 81 if (pdomb->dom_binding->ypbind_hi_vers >= YPVERS) { 82 83 reason = doorder(domain, map, pdomb, _ypserv_timeout, 84 order); 85 86 __yp_rel_binding(pdomb); 87 if (reason == YPERR_RPC) { 88 yp_unbind(domain); 89 (void) sleep(_ypsleeptime); 90 } else { 91 break; 92 } 93 } else { 94 __yp_rel_binding(pdomb); 95 return (YPERR_VERS); 96 } 97 } 98 99 return (reason); 100 } 101 102 /* 103 * This talks v3 to ypserv 104 */ 105 static int 106 doorder(char *domain, char *map, struct dom_binding *pdomb, 107 struct timeval timeout, unsigned long *order) 108 { 109 struct ypreq_nokey req; 110 struct ypresp_order resp; 111 unsigned int retval = 0; 112 113 req.domain = domain; 114 req.map = map; 115 (void) memset((char *)&resp, 0, sizeof (struct ypresp_order)); 116 117 /* 118 * Do the get_order request. If the rpc call failed, return with 119 * status from this point. 120 */ 121 122 if (clnt_call(pdomb->dom_client, YPPROC_ORDER, 123 (xdrproc_t)xdr_ypreq_nokey, 124 (char *)&req, (xdrproc_t)xdr_ypresp_order, (char *)&resp, 125 timeout) != RPC_SUCCESS) 126 return (YPERR_RPC); 127 128 /* See if the request succeeded */ 129 130 if (resp.status != YP_TRUE) { 131 retval = ypprot_err(resp.status); 132 } 133 134 *order = (unsigned long)resp.ordernum; 135 CLNT_FREERES(pdomb->dom_client, 136 (xdrproc_t)xdr_ypresp_order, (char *)&resp); 137 return (retval); 138 } 139