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 /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 24 /* All Rights Reserved */ 25 26 /* 27 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 28 * Use is subject to license terms. 29 */ 30 31 #include "mt.h" 32 #include <xti.h> 33 #include <errno.h> 34 #include <stropts.h> 35 #include <stdlib.h> 36 #include <sys/types.h> 37 #include "tx.h" 38 39 int 40 _tx_free(char *ptr, int struct_type, int api_semantics) 41 { 42 union structptrs { 43 struct t_bind *bind; 44 struct t_call *call; 45 struct t_discon *dis; 46 struct t_optmgmt *opt; 47 struct t_unitdata *udata; 48 struct t_uderr *uderr; 49 } p; 50 51 /* 52 * Free all the buffers associated with the appropriate 53 * fields of each structure. 54 */ 55 56 switch (struct_type) { 57 58 case T_BIND: 59 /* LINTED pointer cast */ 60 p.bind = (struct t_bind *)ptr; 61 if (p.bind->addr.buf != NULL) 62 free(p.bind->addr.buf); 63 break; 64 65 case T_CALL: 66 /* LINTED pointer cast */ 67 p.call = (struct t_call *)ptr; 68 if (p.call->addr.buf != NULL) 69 free(p.call->addr.buf); 70 if (p.call->opt.buf != NULL) 71 free(p.call->opt.buf); 72 if (p.call->udata.buf != NULL) 73 free(p.call->udata.buf); 74 break; 75 76 case T_OPTMGMT: 77 /* LINTED pointer cast */ 78 p.opt = (struct t_optmgmt *)ptr; 79 if (p.opt->opt.buf != NULL) 80 free(p.opt->opt.buf); 81 break; 82 83 case T_DIS: 84 /* LINTED pointer cast */ 85 p.dis = (struct t_discon *)ptr; 86 if (p.dis->udata.buf != NULL) 87 free(p.dis->udata.buf); 88 break; 89 90 case T_UNITDATA: 91 /* LINTED pointer cast */ 92 p.udata = (struct t_unitdata *)ptr; 93 if (p.udata->addr.buf != NULL) 94 free(p.udata->addr.buf); 95 if (p.udata->opt.buf != NULL) 96 free(p.udata->opt.buf); 97 if (p.udata->udata.buf != NULL) 98 free(p.udata->udata.buf); 99 break; 100 101 case T_UDERROR: 102 /* LINTED pointer cast */ 103 p.uderr = (struct t_uderr *)ptr; 104 if (p.uderr->addr.buf != NULL) 105 free(p.uderr->addr.buf); 106 if (p.uderr->opt.buf != NULL) 107 free(p.uderr->opt.buf); 108 break; 109 110 case T_INFO: 111 break; 112 113 default: 114 if (_T_IS_XTI(api_semantics)) { 115 t_errno = TNOSTRUCTYPE; 116 } else { /* TX_TLI_API */ 117 t_errno = TSYSERR; 118 errno = EINVAL; 119 } 120 return (-1); 121 } 122 123 free(ptr); 124 return (0); 125 } 126