1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright (c) 1988-1997, by Sun Microsystems, Inc. 24*0Sstevel@tonic-gate * All rights reserved. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 28*0Sstevel@tonic-gate 29*0Sstevel@tonic-gate #include <stdio.h> 30*0Sstevel@tonic-gate #include <stdlib.h> 31*0Sstevel@tonic-gate #include <rpc/rpc.h> 32*0Sstevel@tonic-gate #include <errno.h> 33*0Sstevel@tonic-gate #include <syslog.h> 34*0Sstevel@tonic-gate #include <rpc/nettype.h> 35*0Sstevel@tonic-gate #include <netconfig.h> 36*0Sstevel@tonic-gate #include <netdir.h> 37*0Sstevel@tonic-gate #include <tiuser.h> 38*0Sstevel@tonic-gate #include <fcntl.h> 39*0Sstevel@tonic-gate #include <string.h> 40*0Sstevel@tonic-gate #include <rpc/svc.h> 41*0Sstevel@tonic-gate #include <locale.h> 42*0Sstevel@tonic-gate 43*0Sstevel@tonic-gate extern int __rpc_negotiate_uid(int); 44*0Sstevel@tonic-gate 45*0Sstevel@tonic-gate /* 46*0Sstevel@tonic-gate * The highest level interface for server creation. 47*0Sstevel@tonic-gate * Copied from svc_generic.c and cmd/keyserv/key_generic.c, but adapted 48*0Sstevel@tonic-gate * to work only for TPI_CLTS semantics, and to be called only once 49*0Sstevel@tonic-gate * from gssd.c. Returns 1 (interface created) on success and 0 50*0Sstevel@tonic-gate * (no interfaces created) on failure. 51*0Sstevel@tonic-gate */ 52*0Sstevel@tonic-gate int 53*0Sstevel@tonic-gate svc_create_local_service(dispatch, prognum, versnum, nettype, servname) 54*0Sstevel@tonic-gate void (*dispatch) (); /* Dispatch function */ 55*0Sstevel@tonic-gate u_long prognum; /* Program number */ 56*0Sstevel@tonic-gate u_long versnum; /* Version number */ 57*0Sstevel@tonic-gate char *nettype; /* Networktype token */ 58*0Sstevel@tonic-gate char *servname; /* name of the service */ 59*0Sstevel@tonic-gate { 60*0Sstevel@tonic-gate int num = 0; 61*0Sstevel@tonic-gate SVCXPRT *xprt; 62*0Sstevel@tonic-gate struct netconfig *nconf; 63*0Sstevel@tonic-gate struct t_bind *bind_addr; 64*0Sstevel@tonic-gate void *net; 65*0Sstevel@tonic-gate int fd; 66*0Sstevel@tonic-gate struct nd_hostserv ns; 67*0Sstevel@tonic-gate struct nd_addrlist *nas; 68*0Sstevel@tonic-gate 69*0Sstevel@tonic-gate if ((net = __rpc_setconf(nettype)) == 0) { 70*0Sstevel@tonic-gate (void) syslog(LOG_ERR, 71*0Sstevel@tonic-gate gettext("svc_create: could not read netconfig database")); 72*0Sstevel@tonic-gate return (0); 73*0Sstevel@tonic-gate } 74*0Sstevel@tonic-gate while (nconf = __rpc_getconf(net)) { 75*0Sstevel@tonic-gate if ((strcmp(nconf->nc_protofmly, NC_LOOPBACK)) || 76*0Sstevel@tonic-gate (nconf->nc_semantics != NC_TPI_COTS_ORD)) 77*0Sstevel@tonic-gate continue; 78*0Sstevel@tonic-gate 79*0Sstevel@tonic-gate if ((fd = t_open(nconf->nc_device, O_RDWR, NULL)) < 0) { 80*0Sstevel@tonic-gate (void) syslog(LOG_ERR, 81*0Sstevel@tonic-gate gettext("svc_create: %s: cannot open connection: %s"), 82*0Sstevel@tonic-gate nconf->nc_netid, t_errlist[t_errno]); 83*0Sstevel@tonic-gate break; 84*0Sstevel@tonic-gate } 85*0Sstevel@tonic-gate 86*0Sstevel@tonic-gate /* 87*0Sstevel@tonic-gate * Negotiate for returning the uid of the caller. 88*0Sstevel@tonic-gate * This should be done before enabling the endpoint for 89*0Sstevel@tonic-gate * service via t_bind() (called in svc_tli_create()) 90*0Sstevel@tonic-gate * so that requests to gssd contain the uid. 91*0Sstevel@tonic-gate */ 92*0Sstevel@tonic-gate if (__rpc_negotiate_uid(fd) != 0) { 93*0Sstevel@tonic-gate syslog(LOG_ERR, 94*0Sstevel@tonic-gate gettext("Could not negotiate for" 95*0Sstevel@tonic-gate " uid with loopback transport %s"), 96*0Sstevel@tonic-gate nconf->nc_netid); 97*0Sstevel@tonic-gate t_close(fd); 98*0Sstevel@tonic-gate break; 99*0Sstevel@tonic-gate } 100*0Sstevel@tonic-gate 101*0Sstevel@tonic-gate /* LINTED pointer alignment */ 102*0Sstevel@tonic-gate bind_addr = (struct t_bind *) t_alloc(fd, T_BIND, T_ADDR); 103*0Sstevel@tonic-gate if ((bind_addr == NULL)) { 104*0Sstevel@tonic-gate (void) t_close(fd); 105*0Sstevel@tonic-gate (void) syslog(LOG_ERR, 106*0Sstevel@tonic-gate gettext("svc_create: t_alloc failed\n")); 107*0Sstevel@tonic-gate break; 108*0Sstevel@tonic-gate } 109*0Sstevel@tonic-gate ns.h_host = HOST_SELF; 110*0Sstevel@tonic-gate ns.h_serv = servname; 111*0Sstevel@tonic-gate if (!netdir_getbyname(nconf, &ns, &nas)) { 112*0Sstevel@tonic-gate /* Copy the address */ 113*0Sstevel@tonic-gate bind_addr->addr.len = nas->n_addrs->len; 114*0Sstevel@tonic-gate (void) memcpy(bind_addr->addr.buf, nas->n_addrs->buf, 115*0Sstevel@tonic-gate (int) nas->n_addrs->len); 116*0Sstevel@tonic-gate bind_addr->qlen = 8; 117*0Sstevel@tonic-gate netdir_free((char *) nas, ND_ADDRLIST); 118*0Sstevel@tonic-gate } else { 119*0Sstevel@tonic-gate (void) syslog(LOG_ERR, 120*0Sstevel@tonic-gate gettext("svc_create: no well known " 121*0Sstevel@tonic-gate "address for %s on %s\n"), 122*0Sstevel@tonic-gate servname, nconf->nc_netid); 123*0Sstevel@tonic-gate (void) t_free((char *) bind_addr, T_BIND); 124*0Sstevel@tonic-gate bind_addr = NULL; 125*0Sstevel@tonic-gate } 126*0Sstevel@tonic-gate 127*0Sstevel@tonic-gate xprt = svc_tli_create(fd, nconf, bind_addr, 0, 0); 128*0Sstevel@tonic-gate if (bind_addr) 129*0Sstevel@tonic-gate (void) t_free((char *) bind_addr, T_BIND); 130*0Sstevel@tonic-gate if (xprt == NULL) { 131*0Sstevel@tonic-gate (void) t_close(fd); 132*0Sstevel@tonic-gate (void) syslog(LOG_ERR, 133*0Sstevel@tonic-gate gettext("svc_create: svc_tli_create failed\n")); 134*0Sstevel@tonic-gate break; 135*0Sstevel@tonic-gate } else { 136*0Sstevel@tonic-gate (void) rpcb_unset(prognum, versnum, nconf); 137*0Sstevel@tonic-gate if (svc_reg(xprt, prognum, versnum, dispatch, nconf) 138*0Sstevel@tonic-gate == FALSE) { 139*0Sstevel@tonic-gate (void) syslog(LOG_ERR, 140*0Sstevel@tonic-gate gettext("svc_create: cannot" 141*0Sstevel@tonic-gate " register %d vers %d on %s"), 142*0Sstevel@tonic-gate prognum, versnum, nconf->nc_netid); 143*0Sstevel@tonic-gate SVC_DESTROY(xprt); /* also t_closes fd */ 144*0Sstevel@tonic-gate break; 145*0Sstevel@tonic-gate } 146*0Sstevel@tonic-gate num = 1; 147*0Sstevel@tonic-gate break; 148*0Sstevel@tonic-gate } 149*0Sstevel@tonic-gate } 150*0Sstevel@tonic-gate __rpc_endconf(net); 151*0Sstevel@tonic-gate return (num); 152*0Sstevel@tonic-gate } 153