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 (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #include <string.h> 27 #include <syslog.h> 28 #include <errno.h> 29 #include <unistd.h> 30 #include <stropts.h> 31 32 33 #include "mp_utils.h" 34 35 36 37 MP_STATUS 38 MP_GetTargetPortGroupProperties(MP_OID oid, 39 MP_TARGET_PORT_GROUP_PROPERTIES *pProps) 40 { 41 MP_STATUS mpStatus = MP_STATUS_SUCCESS; 42 43 44 log(LOG_INFO, "MP_GetTargetPortGroupProperties()", " - enter"); 45 46 47 mpStatus = getTargetPortGroupProperties(oid, pProps); 48 49 50 log(LOG_INFO, "MP_GetTargetPortGroupProperties()", " - exit"); 51 52 return (mpStatus); 53 } 54 55 56 MP_STATUS 57 getTargetPortGroupProperties(MP_OID oid, 58 MP_TARGET_PORT_GROUP_PROPERTIES *pProps) 59 { 60 mp_iocdata_t mp_ioctl; 61 mp_tpg_prop_t tpgProps; 62 63 int ioctlStatus = 0; 64 65 MP_STATUS mpStatus = MP_STATUS_SUCCESS; 66 67 68 log(LOG_INFO, "getTargetPortGroupProperties()", " - enter"); 69 70 if (g_scsi_vhci_fd < 0) { 71 log(LOG_INFO, "getTargetPortGroupProperties()", 72 "invalid driver file handle"); 73 log(LOG_INFO, "getTargetPortGroupProperties", 74 " - error exit"); 75 return (MP_STATUS_FAILED); 76 } 77 78 log(LOG_INFO, "getTargetPortGroupProperties()", 79 "oid.objectSequenceNumber = %llx", 80 oid.objectSequenceNumber); 81 82 (void) memset(pProps, 0, sizeof (MP_TARGET_PORT_GROUP_PROPERTIES)); 83 (void) memset(&tpgProps, 0, sizeof (mp_tpg_prop_t)); 84 (void) memset(&mp_ioctl, 0, sizeof (mp_iocdata_t)); 85 86 mp_ioctl.mp_cmd = MP_GET_TPG_PROP; 87 mp_ioctl.mp_ibuf = (caddr_t)&oid.objectSequenceNumber; 88 mp_ioctl.mp_ilen = sizeof (oid.objectSequenceNumber); 89 mp_ioctl.mp_obuf = (caddr_t)&tpgProps; 90 mp_ioctl.mp_olen = sizeof (mp_tpg_prop_t); 91 mp_ioctl.mp_xfer = MP_XFER_READ; 92 93 ioctlStatus = ioctl(g_scsi_vhci_fd, MP_CMD, &mp_ioctl); 94 95 log(LOG_INFO, "getTargetPortGroupProperties()", 96 " IOCTL call returned: %d", ioctlStatus); 97 98 if (ioctlStatus < 0) { 99 ioctlStatus = errno; 100 } 101 102 if (ioctlStatus != 0) { 103 log(LOG_INFO, "getTargetPortGroupProperties()", 104 "IOCTL call failed. IOCTL error is: %d", 105 ioctlStatus); 106 log(LOG_INFO, "getTargetPortGroupProperties()", 107 "IOCTL call failed. IOCTL error is: %s", 108 strerror(ioctlStatus)); 109 log(LOG_INFO, "getTargetPortGroupProperties()", 110 "IOCTL call failed. mp_ioctl.mp_errno: %x", 111 mp_ioctl.mp_errno); 112 113 if (ENOTSUP == ioctlStatus) { 114 mpStatus = MP_STATUS_UNSUPPORTED; 115 } else if (0 == mp_ioctl.mp_errno) { 116 mpStatus = MP_STATUS_FAILED; 117 } else { 118 mpStatus = getStatus4ErrorCode(mp_ioctl.mp_errno); 119 } 120 121 log(LOG_INFO, "getTargetPortGroupProperties()", 122 " - error exit"); 123 124 return (mpStatus); 125 } 126 127 pProps->accessState = tpgProps.accessState; 128 pProps->explicitFailover = tpgProps.explicitFailover; 129 pProps->preferredLuPath = tpgProps.preferredLuPath; 130 pProps->supportsLuAssignment = tpgProps.supportsLuAssignment; 131 pProps->tpgID = tpgProps.tpgId; 132 133 134 log(LOG_INFO, "getTargetPortGroupProperties()", " - exit"); 135 136 return (MP_STATUS_SUCCESS); 137 } 138