usr/src/lib/mpapi/libmpscsi_vhci/common/mp_utils.h

   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 #ifndef _MP_UTILS_H
  26 #define _MP_UTILS_H
  27
  28 #ifdef  __cplusplus
  29 extern "C" {
  30 #endif
  31
  32 #include <mpapi.h>
  33 #include <sys/scsi/adapters/mpapi_impl.h>
  34
  35 #include <sys/types.h>
  36 #include <libsysevent.h>
  37 #include <syslog.h>
  38 #include <pthread.h>
  39
  40 /* Default bytes */
  41 #define DEFAULT_BUFFER_SIZE_LU_LIST             4096
  42 #define DEFAULT_BUFFER_SIZE_INIT_PORT_LIST      1024
  43 #define DEFAULT_BUFFER_SIZE_PATH_LIST           1024
  44 #define DEFAULT_BUFFER_SIZE_DEV_PROD            1024
  45 #define DEFAULT_BUFFER_SIZE_TPG                 1024
  46 #define DEFAULT_BUFFER_SIZE_LOADBALANCE         1024
  47
  48
  49 /* Node to hold pointer to client callback */
  50 typedef struct _property_node
  51 {
  52         MP_OBJECT_PROPERTY_FN   pClientFn;
  53         void                    *pCallerData;
  54
  55 } PROPERTY_CALLBACK_NODE;
  56
  57
  58 /* Node to hold pointer to client callback */
  59 typedef struct _visibility_node
  60 {
  61         MP_OBJECT_VISIBILITY_FN         pClientFn;
  62         void                            *pCallerData;
  63
  64 } VISIBILITY_CALLBACK_NODE;
  65
  66
  67 /* Global array to hold client callbacks */
  68 extern
  69 PROPERTY_CALLBACK_NODE   g_Property_Callback_List[MP_OBJECT_TYPE_MAX + 1];
  70
  71 /* Global array to hold client callbacks */
  72 extern
  73 VISIBILITY_CALLBACK_NODE g_Visibility_Callback_List[MP_OBJECT_TYPE_MAX + 1];
  74
  75
  76 /* Global variable to hold this pligin's ID */
  77 extern MP_UINT32        g_pluginOwnerID;
  78
  79 /* Global variable to hold scsi_vhci file descriptor */
  80 extern int              g_scsi_vhci_fd;
  81
  82 /* Global variable to hold sysevent handle */
  83 extern sysevent_handle_t *g_SysEventHandle;
  84
  85 /* Mutexes to make array modify/read thread safe */
  86 extern pthread_mutex_t g_visa_mutex;
  87 extern pthread_mutex_t g_prop_mutex;
  88
  89
  90
  91 /* Used to add debug (log) info */
  92 void log(int priority, const char *routine, char *msg, ...);
  93
  94 /* Returns an MP_STATUS code for an mp_iocdata_t.mp_errno code */
  95 MP_STATUS getStatus4ErrorCode(int driverError);
  96
  97 /* Returns an MP_OID_LIST that will hold "size" MP_OID elements */
  98 MP_OID_LIST *createOidList(int size);
  99
 100 /* Initializes the sysevent framework */
 101 MP_STATUS init_sysevents();
 102
 103 /* Implementation function for MP_GetAssociatedTPGOidList() */
 104 MP_STATUS getAssociatedTPGOidList(MP_OID oid, MP_OID_LIST **ppList);
 105
 106 /* Implementation function for MP_GetTargetPortGroupProperties() */
 107 MP_STATUS getTargetPortGroupProperties(MP_OID oid,
 108         MP_TARGET_PORT_GROUP_PROPERTIES *pProps);
 109
 110 /* Implementation function for MP_GetTargetPortOidList() */
 111 MP_STATUS getTargetPortOidList(MP_OID oid, MP_OID_LIST **ppList);
 112
 113 #ifdef  __cplusplus
 114 }
 115 #endif
 116
 117 #endif  /* _MP_UTILS_H */