1*fcf3ce44SJohn Forte /* 2*fcf3ce44SJohn Forte * CDDL HEADER START 3*fcf3ce44SJohn Forte * 4*fcf3ce44SJohn Forte * The contents of this file are subject to the terms of the 5*fcf3ce44SJohn Forte * Common Development and Distribution License (the "License"). 6*fcf3ce44SJohn Forte * You may not use this file except in compliance with the License. 7*fcf3ce44SJohn Forte * 8*fcf3ce44SJohn Forte * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9*fcf3ce44SJohn Forte * or http://www.opensolaris.org/os/licensing. 10*fcf3ce44SJohn Forte * See the License for the specific language governing permissions 11*fcf3ce44SJohn Forte * and limitations under the License. 12*fcf3ce44SJohn Forte * 13*fcf3ce44SJohn Forte * When distributing Covered Code, include this CDDL HEADER in each 14*fcf3ce44SJohn Forte * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15*fcf3ce44SJohn Forte * If applicable, add the following below this CDDL HEADER, with the 16*fcf3ce44SJohn Forte * fields enclosed by brackets "[]" replaced with your own identifying 17*fcf3ce44SJohn Forte * information: Portions Copyright [yyyy] [name of copyright owner] 18*fcf3ce44SJohn Forte * 19*fcf3ce44SJohn Forte * CDDL HEADER END 20*fcf3ce44SJohn Forte */ 21*fcf3ce44SJohn Forte /* 22*fcf3ce44SJohn Forte * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 23*fcf3ce44SJohn Forte * Use is subject to license terms. 24*fcf3ce44SJohn Forte */ 25*fcf3ce44SJohn Forte 26*fcf3ce44SJohn Forte /* 27*fcf3ce44SJohn Forte * Description 28*fcf3ce44SJohn Forte * mpapi-sun.c - Implements the Sun Extension to the Multipath Management 29*fcf3ce44SJohn Forte * API Version 1.0 30*fcf3ce44SJohn Forte */ 31*fcf3ce44SJohn Forte 32*fcf3ce44SJohn Forte #include <dlfcn.h> 33*fcf3ce44SJohn Forte #include <pthread.h> 34*fcf3ce44SJohn Forte #include "mpapi.h" 35*fcf3ce44SJohn Forte #include "mpapi-sun.h" 36*fcf3ce44SJohn Forte #include "mpapi-plugin.h" 37*fcf3ce44SJohn Forte 38*fcf3ce44SJohn Forte extern MPPLUGININFO_T plugintable[MP_MAX_NUM_PLUGINS]; 39*fcf3ce44SJohn Forte 40*fcf3ce44SJohn Forte extern pthread_mutex_t mp_lib_mutex; 41*fcf3ce44SJohn Forte extern MP_STATUS validate_object(MP_OID obj, MP_OBJECT_TYPE objType, 42*fcf3ce44SJohn Forte MP_UINT32 flag); 43*fcf3ce44SJohn Forte 44*fcf3ce44SJohn Forte MP_STATUS Sun_MP_SendScsiCmd( 45*fcf3ce44SJohn Forte MP_OID pathOid, struct uscsi_cmd *cmd) 46*fcf3ce44SJohn Forte { 47*fcf3ce44SJohn Forte Sun_MP_SendScsiCmdFn PassFunc; 48*fcf3ce44SJohn Forte MP_UINT32 index; 49*fcf3ce44SJohn Forte MP_STATUS status; 50*fcf3ce44SJohn Forte 51*fcf3ce44SJohn Forte if ((status = validate_object(pathOid, MP_OBJECT_TYPE_PATH_LU, 52*fcf3ce44SJohn Forte MP_OBJECT_TYPE_MATCH)) != MP_STATUS_SUCCESS) { 53*fcf3ce44SJohn Forte return (status); 54*fcf3ce44SJohn Forte } 55*fcf3ce44SJohn Forte 56*fcf3ce44SJohn Forte (void) pthread_mutex_lock(&mp_lib_mutex); 57*fcf3ce44SJohn Forte 58*fcf3ce44SJohn Forte index = pathOid.ownerId - 1; 59*fcf3ce44SJohn Forte if (plugintable[index].hdlPlugin != NULL) { 60*fcf3ce44SJohn Forte PassFunc = (Sun_MP_SendScsiCmdFn) 61*fcf3ce44SJohn Forte dlsym(plugintable[index].hdlPlugin, 62*fcf3ce44SJohn Forte "Sun_MP_SendScsiCmd"); 63*fcf3ce44SJohn Forte 64*fcf3ce44SJohn Forte if (PassFunc != NULL) { 65*fcf3ce44SJohn Forte status = PassFunc(pathOid, cmd); 66*fcf3ce44SJohn Forte } else { 67*fcf3ce44SJohn Forte status = MP_STATUS_UNSUPPORTED; 68*fcf3ce44SJohn Forte } 69*fcf3ce44SJohn Forte } else { 70*fcf3ce44SJohn Forte status = MP_STATUS_FAILED; 71*fcf3ce44SJohn Forte } 72*fcf3ce44SJohn Forte 73*fcf3ce44SJohn Forte (void) pthread_mutex_unlock(&mp_lib_mutex); 74*fcf3ce44SJohn Forte return (status); 75*fcf3ce44SJohn Forte } 76