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 2003 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 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 <libintl.h> 30*0Sstevel@tonic-gate #include "volume_request.h" 31*0Sstevel@tonic-gate #include "volume_error.h" 32*0Sstevel@tonic-gate 33*0Sstevel@tonic-gate /* 34*0Sstevel@tonic-gate * Methods which manipulate a request_t struct 35*0Sstevel@tonic-gate */ 36*0Sstevel@tonic-gate 37*0Sstevel@tonic-gate /* 38*0Sstevel@tonic-gate * Constructor: Create a request_t struct. This request_t must be 39*0Sstevel@tonic-gate * freed. 40*0Sstevel@tonic-gate * 41*0Sstevel@tonic-gate * @param request 42*0Sstevel@tonic-gate * RETURN: a pointer to a new request_t 43*0Sstevel@tonic-gate * 44*0Sstevel@tonic-gate * @return 0 45*0Sstevel@tonic-gate * if successful 46*0Sstevel@tonic-gate * 47*0Sstevel@tonic-gate * @return non-zero 48*0Sstevel@tonic-gate * if an error occurred. Use get_error_string() to 49*0Sstevel@tonic-gate * retrieve the associated error message. 50*0Sstevel@tonic-gate */ 51*0Sstevel@tonic-gate int 52*0Sstevel@tonic-gate new_request( 53*0Sstevel@tonic-gate request_t **request) 54*0Sstevel@tonic-gate { 55*0Sstevel@tonic-gate int error; 56*0Sstevel@tonic-gate devconfig_t *diskset_req; 57*0Sstevel@tonic-gate devconfig_t *diskset_config; 58*0Sstevel@tonic-gate 59*0Sstevel@tonic-gate *request = (request_t *)calloc(1, sizeof (request_t)); 60*0Sstevel@tonic-gate if (*request == NULL) { 61*0Sstevel@tonic-gate (void) volume_set_error(gettext("new_request calloc() failed\n")); 62*0Sstevel@tonic-gate return (-1); 63*0Sstevel@tonic-gate } 64*0Sstevel@tonic-gate 65*0Sstevel@tonic-gate /* Create a new diskset_req */ 66*0Sstevel@tonic-gate if ((error = new_devconfig(&diskset_req, TYPE_DISKSET)) != 0) { 67*0Sstevel@tonic-gate free_request(*request); 68*0Sstevel@tonic-gate return (error); 69*0Sstevel@tonic-gate } 70*0Sstevel@tonic-gate request_set_diskset_req(*request, diskset_req); 71*0Sstevel@tonic-gate 72*0Sstevel@tonic-gate /* Create a new diskset_config */ 73*0Sstevel@tonic-gate if ((error = new_devconfig(&diskset_config, TYPE_DISKSET)) != 0) { 74*0Sstevel@tonic-gate free_request(*request); 75*0Sstevel@tonic-gate return (error); 76*0Sstevel@tonic-gate } 77*0Sstevel@tonic-gate request_set_diskset_config(*request, diskset_config); 78*0Sstevel@tonic-gate 79*0Sstevel@tonic-gate return (0); 80*0Sstevel@tonic-gate } 81*0Sstevel@tonic-gate 82*0Sstevel@tonic-gate /* 83*0Sstevel@tonic-gate * Free memory (recursively) allocated to a request_t struct 84*0Sstevel@tonic-gate * 85*0Sstevel@tonic-gate * @param arg 86*0Sstevel@tonic-gate * pointer to the request_t struct to free 87*0Sstevel@tonic-gate */ 88*0Sstevel@tonic-gate void 89*0Sstevel@tonic-gate free_request( 90*0Sstevel@tonic-gate void *arg) 91*0Sstevel@tonic-gate { 92*0Sstevel@tonic-gate request_t *request = (request_t *)arg; 93*0Sstevel@tonic-gate 94*0Sstevel@tonic-gate if (request == NULL) { 95*0Sstevel@tonic-gate return; 96*0Sstevel@tonic-gate } 97*0Sstevel@tonic-gate 98*0Sstevel@tonic-gate /* Free the diskset_req */ 99*0Sstevel@tonic-gate if (request->diskset_req != NULL) { 100*0Sstevel@tonic-gate free_devconfig(request->diskset_req); 101*0Sstevel@tonic-gate } 102*0Sstevel@tonic-gate 103*0Sstevel@tonic-gate /* Free the diskset_config */ 104*0Sstevel@tonic-gate if (request->diskset_config != NULL) { 105*0Sstevel@tonic-gate free_devconfig(request->diskset_config); 106*0Sstevel@tonic-gate } 107*0Sstevel@tonic-gate 108*0Sstevel@tonic-gate /* Free the devconfig itself */ 109*0Sstevel@tonic-gate free(request); 110*0Sstevel@tonic-gate } 111*0Sstevel@tonic-gate 112*0Sstevel@tonic-gate /* 113*0Sstevel@tonic-gate * Set the disk set at the top of the request hierarchy 114*0Sstevel@tonic-gate * 115*0Sstevel@tonic-gate * @param request 116*0Sstevel@tonic-gate * The request_t representing the request to modify 117*0Sstevel@tonic-gate * 118*0Sstevel@tonic-gate * @param diskset 119*0Sstevel@tonic-gate * The devconfig_t representing the toplevel (disk set) 120*0Sstevel@tonic-gate * device in the volume request hierarchy 121*0Sstevel@tonic-gate */ 122*0Sstevel@tonic-gate void 123*0Sstevel@tonic-gate request_set_diskset_req( 124*0Sstevel@tonic-gate request_t *request, 125*0Sstevel@tonic-gate devconfig_t *diskset) 126*0Sstevel@tonic-gate { 127*0Sstevel@tonic-gate request->diskset_req = diskset; 128*0Sstevel@tonic-gate } 129*0Sstevel@tonic-gate 130*0Sstevel@tonic-gate /* 131*0Sstevel@tonic-gate * Get the disk set at the top of the request hierarchy 132*0Sstevel@tonic-gate * 133*0Sstevel@tonic-gate * @param request 134*0Sstevel@tonic-gate * The request_t representing the request to examine 135*0Sstevel@tonic-gate * 136*0Sstevel@tonic-gate * @return The devconfig_t representing the toplevel (disk set) 137*0Sstevel@tonic-gate * device in the volume request hierarchy 138*0Sstevel@tonic-gate */ 139*0Sstevel@tonic-gate devconfig_t * 140*0Sstevel@tonic-gate request_get_diskset_req( 141*0Sstevel@tonic-gate request_t *request) 142*0Sstevel@tonic-gate { 143*0Sstevel@tonic-gate return (request->diskset_req); 144*0Sstevel@tonic-gate } 145*0Sstevel@tonic-gate 146*0Sstevel@tonic-gate /* 147*0Sstevel@tonic-gate * Set/get the disk set at the top of the proposed volume hierarchy 148*0Sstevel@tonic-gate * 149*0Sstevel@tonic-gate * @param request 150*0Sstevel@tonic-gate * The request_t representing the request to modify 151*0Sstevel@tonic-gate * 152*0Sstevel@tonic-gate * @param diskset 153*0Sstevel@tonic-gate * The devconfig_t representing the toplevel (disk set) 154*0Sstevel@tonic-gate * device in the proposed volume hierarchy 155*0Sstevel@tonic-gate */ 156*0Sstevel@tonic-gate void 157*0Sstevel@tonic-gate request_set_diskset_config( 158*0Sstevel@tonic-gate request_t *request, 159*0Sstevel@tonic-gate devconfig_t *diskset) 160*0Sstevel@tonic-gate { 161*0Sstevel@tonic-gate request->diskset_config = diskset; 162*0Sstevel@tonic-gate } 163*0Sstevel@tonic-gate 164*0Sstevel@tonic-gate /* 165*0Sstevel@tonic-gate * Get the disk set at the top of the request hierarchy 166*0Sstevel@tonic-gate * 167*0Sstevel@tonic-gate * @param request 168*0Sstevel@tonic-gate * The request_t representing the request to examine 169*0Sstevel@tonic-gate * 170*0Sstevel@tonic-gate * @return The devconfig_t representing the toplevel (disk set) 171*0Sstevel@tonic-gate * device in the proposed volume hierarchy 172*0Sstevel@tonic-gate */ 173*0Sstevel@tonic-gate devconfig_t * 174*0Sstevel@tonic-gate request_get_diskset_config( 175*0Sstevel@tonic-gate request_t *request) 176*0Sstevel@tonic-gate { 177*0Sstevel@tonic-gate return (request->diskset_config); 178*0Sstevel@tonic-gate } 179