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 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 23*0Sstevel@tonic-gate /* All Rights Reserved */ 24*0Sstevel@tonic-gate 25*0Sstevel@tonic-gate 26*0Sstevel@tonic-gate /* 27*0Sstevel@tonic-gate * Copyright 1993-2003 Sun Microsystems, Inc. All rights reserved. 28*0Sstevel@tonic-gate * Use is subject to license terms. 29*0Sstevel@tonic-gate */ 30*0Sstevel@tonic-gate 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" /* SVr4.0 1.5 */ 33*0Sstevel@tonic-gate 34*0Sstevel@tonic-gate #include "mt.h" 35*0Sstevel@tonic-gate #include <errno.h> 36*0Sstevel@tonic-gate #include <sys/types.h> 37*0Sstevel@tonic-gate #include <unistd.h> 38*0Sstevel@tonic-gate #include <stdlib.h> 39*0Sstevel@tonic-gate #include <rpc/trace.h> 40*0Sstevel@tonic-gate #include <sys/stream.h> 41*0Sstevel@tonic-gate #define _SUN_TPI_VERSION 2 42*0Sstevel@tonic-gate #include <sys/tihdr.h> 43*0Sstevel@tonic-gate #include <sys/timod.h> 44*0Sstevel@tonic-gate #include <xti.h> 45*0Sstevel@tonic-gate #include <signal.h> 46*0Sstevel@tonic-gate #include <stropts.h> 47*0Sstevel@tonic-gate #include "tx.h" 48*0Sstevel@tonic-gate 49*0Sstevel@tonic-gate int 50*0Sstevel@tonic-gate _tx_getinfo(int fd, struct t_info *info, int api_semantics) 51*0Sstevel@tonic-gate { 52*0Sstevel@tonic-gate struct T_info_req *inforeqp; 53*0Sstevel@tonic-gate struct T_info_ack *infoackp; 54*0Sstevel@tonic-gate int retlen; 55*0Sstevel@tonic-gate struct _ti_user *tiptr; 56*0Sstevel@tonic-gate int retval, sv_errno, didalloc; 57*0Sstevel@tonic-gate struct strbuf ctlbuf; 58*0Sstevel@tonic-gate 59*0Sstevel@tonic-gate trace2(TR_t_getinfo, 0, fd); 60*0Sstevel@tonic-gate if ((tiptr = _t_checkfd(fd, 0, api_semantics)) == 0) { 61*0Sstevel@tonic-gate sv_errno = errno; 62*0Sstevel@tonic-gate trace2(TR_t_getinfo, 1, fd); 63*0Sstevel@tonic-gate errno = sv_errno; 64*0Sstevel@tonic-gate return (-1); 65*0Sstevel@tonic-gate } 66*0Sstevel@tonic-gate sig_mutex_lock(&tiptr->ti_lock); 67*0Sstevel@tonic-gate 68*0Sstevel@tonic-gate /* 69*0Sstevel@tonic-gate * Acquire buffer for use in sending/receiving the message. 70*0Sstevel@tonic-gate * Note: assumes (correctly) that ti_ctlsize is large enough 71*0Sstevel@tonic-gate * to hold sizeof (struct T_info_req/ack) 72*0Sstevel@tonic-gate */ 73*0Sstevel@tonic-gate if (_t_acquire_ctlbuf(tiptr, &ctlbuf, &didalloc) < 0) { 74*0Sstevel@tonic-gate sv_errno = errno; 75*0Sstevel@tonic-gate sig_mutex_unlock(&tiptr->ti_lock); 76*0Sstevel@tonic-gate trace2(TR_t_getinfo, 1, fd); 77*0Sstevel@tonic-gate errno = sv_errno; 78*0Sstevel@tonic-gate return (-1); 79*0Sstevel@tonic-gate } 80*0Sstevel@tonic-gate 81*0Sstevel@tonic-gate inforeqp = (struct T_info_req *)ctlbuf.buf; 82*0Sstevel@tonic-gate inforeqp->PRIM_type = T_INFO_REQ; 83*0Sstevel@tonic-gate 84*0Sstevel@tonic-gate do { 85*0Sstevel@tonic-gate retval = _t_do_ioctl(fd, ctlbuf.buf, 86*0Sstevel@tonic-gate (int)sizeof (struct T_info_req), TI_GETINFO, &retlen); 87*0Sstevel@tonic-gate } while (retval < 0 && errno == EINTR); 88*0Sstevel@tonic-gate 89*0Sstevel@tonic-gate if (retval < 0) 90*0Sstevel@tonic-gate goto err_out; 91*0Sstevel@tonic-gate 92*0Sstevel@tonic-gate if (retlen != (int)sizeof (struct T_info_ack)) { 93*0Sstevel@tonic-gate t_errno = TSYSERR; 94*0Sstevel@tonic-gate errno = EIO; 95*0Sstevel@tonic-gate goto err_out; 96*0Sstevel@tonic-gate } 97*0Sstevel@tonic-gate 98*0Sstevel@tonic-gate infoackp = (struct T_info_ack *)ctlbuf.buf; 99*0Sstevel@tonic-gate 100*0Sstevel@tonic-gate info->addr = infoackp->ADDR_size; 101*0Sstevel@tonic-gate info->options = infoackp->OPT_size; 102*0Sstevel@tonic-gate info->tsdu = infoackp->TSDU_size; 103*0Sstevel@tonic-gate info->etsdu = infoackp->ETSDU_size; 104*0Sstevel@tonic-gate info->connect = infoackp->CDATA_size; 105*0Sstevel@tonic-gate info->discon = infoackp->DDATA_size; 106*0Sstevel@tonic-gate info->servtype = infoackp->SERV_type; 107*0Sstevel@tonic-gate 108*0Sstevel@tonic-gate if (_T_IS_XTI(api_semantics)) { 109*0Sstevel@tonic-gate /* XTI ONLY - TLI t_info struct does not have "flags" */ 110*0Sstevel@tonic-gate info->flags = 0; 111*0Sstevel@tonic-gate if (infoackp->PROVIDER_flag & (SENDZERO|OLD_SENDZERO)) 112*0Sstevel@tonic-gate info->flags |= T_SENDZERO; 113*0Sstevel@tonic-gate } 114*0Sstevel@tonic-gate if (didalloc) 115*0Sstevel@tonic-gate free(ctlbuf.buf); 116*0Sstevel@tonic-gate else 117*0Sstevel@tonic-gate tiptr->ti_ctlbuf = ctlbuf.buf; 118*0Sstevel@tonic-gate sig_mutex_unlock(&tiptr->ti_lock); 119*0Sstevel@tonic-gate trace2(TR_t_getinfo, 1, fd); 120*0Sstevel@tonic-gate return (0); 121*0Sstevel@tonic-gate 122*0Sstevel@tonic-gate err_out: 123*0Sstevel@tonic-gate sv_errno = errno; 124*0Sstevel@tonic-gate if (didalloc) 125*0Sstevel@tonic-gate free(ctlbuf.buf); 126*0Sstevel@tonic-gate else 127*0Sstevel@tonic-gate tiptr->ti_ctlbuf = ctlbuf.buf; 128*0Sstevel@tonic-gate sig_mutex_unlock(&tiptr->ti_lock); 129*0Sstevel@tonic-gate trace2(TR_t_getinfo, 1, fd); 130*0Sstevel@tonic-gate errno = sv_errno; 131*0Sstevel@tonic-gate return (-1); 132*0Sstevel@tonic-gate } 133